NYC EcoFlora - Vascular Checklist with collection dates (version 2017)
Abstract: Counts include specimens with and without dates. Dates are a distinct list that does not list duplicates and filters out illegal and null dates. Run MySQL Stored Procedure NYCEcoFloraCountDates to re-generate checklist counts and dates.
Families: 161
Genera: 746
Species: 2001
Total Taxa: 2004
Quercus robur L. - English Oak
Specimen count: 18; collection dates: 1898-10-02, 1898-12-03, 1909-08-05, 1941-08-01, 1986-09-27, 1987-09-27, 2006-06-06, 2012-08-26, 2016-06-26, 2017-09-20, 2017-09-26, 2017-09-27
Quercus rubra L. - Northern Red Oak
Specimen count: 335; collection dates: 1891-06-00, 1893-09-04, 1893-09-17, 1900-09-25, 1907-10-00, 1922-09-14, 1924-11-24, 1925-04-30, 1936-06-00, 1936-07-00, 1936-08-31, 1937-10-31, 1939-06-16, 1975-08-26, 1986-12-23, 1987-04-22, 1988-07-18, 1993-07-20, 1993-09-04, 1997-07-30, 2006-04-26, 2006-04-27, 2006-07-26, 2006-08-07, 2006-11-06, 2009-04-27, 2009-04-29, 2009-04-30, 2009-08-26, 2010-07-27, 2012-03-17, 2013-08-26, 2014-08-08, 2014-09-07, 2015-04-22, 2015-06-03, 2015-09-29, 2016-06-20, 2016-07-03, 2016-08-24, 2016-09-20, 2016-09-21, 2016-09-24, 2016-11-06, 2017-01-11, 2017-02-19, 2017-03-08, 2017-03-19, 2017-04-02, 2017-04-11, 2017-04-14, 2017-04-15, 2017-04-18, 2017-04-28, 2017-04-30, 2017-05-01, 2017-05-02, 2017-05-03, 2017-05-12, 2017-05-30, 2017-06-06, 2017-06-11, 2017-06-13, 2017-06-16, 2017-06-19, 2017-06-21, 2017-06-24, 2017-06-27, 2017-06-28, 2017-06-29, 2017-06-30, 2017-07-01, 2017-07-05, 2017-07-06, 2017-07-11, 2017-07-12, 2017-07-14, 2017-07-15, 2017-07-25, 2017-08-05, 2017-08-17, 2017-08-21, 2017-08-27, 2017-08-29, 2017-08-30, 2017
Quercus stellata Wangenh. - Post Oak
Specimen count: 23; collection dates: 1880-09-00, 1883-06-24, 1884-08-17, 1892-10-08, 1908-09-20, 1914-10-03, 1930-03-08, 1934-08-29, 1937-07-07, 1937-08-16, 1939-06-28, 1990-06-05, 2015-12-27, 2016-07-03, 2016-09-28, 2017-04-17, 2017-09-10, 2018-03-17, 2018-04-30, 2018-05-11
Quercus velutina Lam. - Black Oak
Specimen count: 92; collection dates: 1876-05-21, 1882-07-00, 1883-07-09, 1884-11-02, 1892-10-09, 1894-06-06, 1896-05-11, 1896-08-08, 1896-10-00, 1896-10-07, 1898-08-08, 1903-00-00, 1905-11-11, 1906-10-07, 1924-11-24, 1925-04-26, 1933-07-20, 1936-10-00, 1937-10-31, 1938-06-19, 1939-09-28, 1940-05-21, 1966-08-04, 1966-09-17, 1975-08-20, 1986-10-10, 1986-12-30, 1993-05-13, 2006-05-03, 2012-10-30, 2013-08-27, 2016-06-20, 2016-07-03, 2016-09-28, 2017-03-19, 2017-03-26, 2017-04-18, 2017-05-12, 2017-05-16, 2017-06-10, 2017-06-28, 2017-06-29, 2017-07-11, 2017-07-12, 2017-07-14, 2017-07-15, 2017-09-09, 2017-10-07, 2017-10-25, 2017-10-28, 2017-11-02, 2017-11-29, 2018-02-04, 2018-02-09, 2018-02-24, 2018-03-01, 2018-03-05, 2018-03-20, 2018-04-13, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-05, 2018-05-06, 2018-05-15, 2018-05-16, 2018-06-09
Ranunculus abortivus L. - Kidney-Leaf Buttercup
Specimen count: 56; collection dates: 1869-05-00, 1876-05-09, 1876-06-05, 1882-05-20, 1884-04-27, 1885-00-00, 1885-05-07, 1886-05-00, 1888-05-23, 1889-04-29, 1893-05-00, 1895-05-04, 1896-05-16, 1899-05-07, 1899-05-14, 1909-05-09, 1916-05-16, 1921-05-07, 1925-04-21, 1946-04-28, 1946-05-03, 2006-05-03, 2014-06-03, 2014-10-14, 2015-04-29, 2016-07-06, 2017-05-02, 2018-04-22, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-10
Ranunculus acris L. - Tall Buttercup
Specimen count: 28; collection dates: 1878-05-18, 1882-06-21, 1890-05-25, 1891-06-00, 1896-06-06, 1900-05-26, 1902-06-12, 1903-05-16, 1903-06-12, 1905-08-21, 1923-06-26, 1925-06-17, 1931-06-26, 1941-05-07, 1946-05-26, 1948-06-06, 1949-05-10, 2006-05-25, 2014-04-26, 2017-05-22, 2018-04-29, 2018-06-09
Ranunculus ambigens S. Watson - Water-Plantain Spearwort
Specimen count: 11; collection dates: 1871-00-00, 1877-07-13, 1891-07-05, 1896-07-27, 1897-10-10, 1898-11-08, 1909-07-31, 1921-07-14
Ranunculus aquatilis L. - White Water-Crowfoot
Ranunculus bulbosus L. - St. Anthony's-Turnip
Specimen count: 39; collection dates: 1876-05-23, 1878-05-00, 1878-05-04, 1878-05-11, 1882-05-17, 1883-05-20, 1883-06-00, 1886-05-09, 1888-05-27, 1893-05-30, 1898-05-28, 1898-06-01, 1901-05-29, 1901-06-04, 1906-05-21, 1910-06-13, 1913-06-26, 1915-05-15, 1920-05-24, 1925-05-10, 1925-07-07, 1929-05-29, 1940-05-13, 1964-05-25, 1986-05-09, 2006-05-25, 2016-05-25, 2017-04-18, 2017-05-20, 2017-05-28, 2017-11-25, 2018-05-13, 2018-05-16, 2018-05-21, 2018-05-23, 2018-05-24, 2018-06-01
Specimen count: 6; collection dates: 1898-04-30, 1900-05-10, 1911-05-12, 1913-05-13, 1931-06-12, 1940-05-15
Ranunculus cymbalaria Pursh - Alkali Buttercup
Specimen count: 1; collection dates: 1903-10-03
Ranunculus fascicularis Muhl. ex Bigelow - Early Buttercup
Specimen count: 6; collection dates: 1865-04-08, 1878-04-00, 1888-05-30, 1900-05-06, 2018-05-31
Ranunculus flabellaris Raf. - Greater Yellow Water Buttercup
Specimen count: 13; collection dates: 1881-09-18, 1882-06-18, 1882-07-15, 1889-11-05, 1890-05-18, 1893-05-21, 1898-05-28
Ranunculus hispidus Michx. - Bristly Buttercup
Specimen count: 15; collection dates: 1876-04-10, 1881-05-00, 1883-05-26, 1885-05-10, 1893-05-14, 1894-05-06, 1896-05-04, 1899-04-00, 1899-05-21, 1904-05-08, 1906-05-13, 2006-05-03, 2018-04-29
Ranunculus micranthus Nutt. - Rock Buttercup
Ranunculus pensylvanicus L. f. - Pennsylvania Buttercup
Ranunculus pusillus Poir. - Low Spearwort
Specimen count: 7; collection dates: 1864-06-00, 1878-05-00, 1878-05-28, 1879-05-22, 1882-05-00, 1894-11-25
Ranunculus recurvatus Poir. - Blisterwort
Specimen count: 16; collection dates: 1866-05-26, 1871-05-30, 1877-05-09, 1877-05-19, 1889-05-12, 1895-05-19, 1895-05-29, 1896-05-17, 1896-05-23, 1913-05-13, 1940-06-01, 2018-04-30, 2018-05-12
Ranunculus repens L. - Creeping Buttercup
Specimen count: 41; collection dates: 1845-05-29, 1878-06-00, 1879-06-05, 1883-05-27, 1889-06-02, 1889-06-15, 1889-06-22, 1892-10-23, 1895-04-12, 1895-05-30, 1897-05-08, 1900-05-26, 1902-09-00, 1903-06-03, 1904-06-08, 1905-05-30, 1907-06-01, 1910-05-21, 1920-06-22, 1925-05-16, 1925-05-24, 1948-06-06, 2006-05-18, 2006-06-09, 2014-05-15, 2014-06-19, 2016-05-25, 2017-05-12, 2018-04-28, 2018-05-09, 2018-05-23, 2018-05-24, 2018-05-26, 2018-05-28, 2018-05-31, 2018-06-12
Ranunculus sceleratus L. - Cursed Buttercup
Specimen count: 17; collection dates: 1877-06-13, 1891-05-27, 1895-05-18, 1899-06-16, 1901-06-23, 1920-06-02, 1923-06-14, 1940-06-01, 2006-05-08, 2006-06-12, 2016-05-03, 2016-07-03, 2017-05-05, 2018-04-29, 2018-04-30, 2018-06-09
Specimen count: 16; collection dates: 1849-05-21, 1877-06-08, 1878-05-00, 1878-05-04, 1879-05-09, 1881-05-00, 1893-05-12, 1898-11-08, 1903-05-17, 1905-05-07, 1906-05-06, 1907-05-12, 1925-04-21, 1925-05-08
Raphanus raphanistrum L. - Wild Radish
Specimen count: 15; collection dates: 1866-00-00, 1876-05-28, 1887-11-06, 1887-11-18, 1898-06-19, 1898-07-31, 1899-06-17, 1908-09-20, 1940-08-20, 1941-05-24, 1946-06-17, 2006-06-19
Raphanus sativus L. - Radish
Reseda lutea L. - Yellow Upright Mignonette
Specimen count: 2; collection dates: 1879-06-00, 1905-06-19
Reynoutria japonica Houtt. - Japanese-Knotweed
Specimen count: 18; collection dates: 1940-06-13, 1946-08-18, 1946-08-25, 1987-08-26, 1989-09-12, 1990-09-30, 1993-07-09, 2006-07-27, 2006-08-31, 2009-09-02, 2014-08-16, 2014-08-20, 2016-09-03, 2016-10-05
Reynoutria sachalinensis (F. Schmidt ex Maxim.) Nakai - Giant-Knotweed
Specimen count: 2; collection dates: 2008-09-22, 2014-05-03
Rhamnus cathartica L. - European Buckthorn
Specimen count: 26; collection dates: 1897-06-13, 1897-07-30, 1924-11-24, 1987-03-05, 2006-06-09, 2009-10-26, 2011-07-03, 2013-08-17, 2013-08-27, 2013-10-15, 2016-10-16, 2017-04-28, 2017-08-03, 2017-08-17, 2017-09-26, 2017-12-07, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-09, 2018-06-09
Rhexia virginica L. - Handsome-Harry
Specimen count: 2; collection dates: 1878-08-30, 2009-09-15
Rhododendron groenlandicum (Oeder) K.A. Kron & W.S. Judd - Rusty Labrador-Tea
Rhododendron maximum L. - Great-Laurel
Specimen count: 19; collection dates: 1924-11-14, 1989-03-16, 2016-12-04, 2017-09-15, 2018-02-26, 2018-03-04, 2018-03-19, 2018-04-12, 2018-04-13, 2018-04-28, 2018-04-30, 2018-05-13, 2018-06-14
Rhododendron periclymenoides (Michx.) Shinners - Pink Azalea
Specimen count: 27; collection dates: 1887-11-06, 1889-08-04, 1891-05-10, 1898-05-00, 1914-06-10, 2008-10-27, 2015-05-15, 2016-05-15, 2017-04-26, 2017-04-30, 2017-05-02, 2017-05-08, 2017-05-12, 2017-05-15, 2018-03-20, 2018-04-23, 2018-04-28, 2018-04-30, 2018-05-07, 2018-05-08, 2018-05-09, 2018-05-10, 2018-05-17, 2018-05-19
Rhododendron prinophyllum (Small) Millais - Early Azalea
Rhododendron viscosum Torr. - Clammy Azalea
Specimen count: 10; collection dates: 1878-05-00, 1894-10-06, 1898-06-07, 1903-06-06, 1914-06-25, 1936-10-00, 1937-05-26, 1937-06-16, 2016-07-17
Rhodotypos scandens (Thunb.) Makino - Jetbead
Specimen count: 78; collection dates: 1898-05-17, 1901-08-21, 1902-05-21, 1908-08-31, 1930-10-02, 1991-04-28, 1997-08-08, 2006-04-26, 2006-04-28, 2006-10-25, 2013-06-26, 2013-08-27, 2013-09-15, 2014-05-02, 2014-05-03, 2016-06-03, 2016-08-24, 2017-04-17, 2017-04-18, 2017-04-24, 2017-06-22, 2017-12-04, 2018-03-25, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-04, 2018-05-06, 2018-05-07, 2018-05-20, 2018-06-06, 2018-06-19
Rhus aromatica Aiton - Fragrant Sumac
Specimen count: 21; collection dates: 1891-08-00, 1898-06-18, 1915-04-19, 1924-11-24, 1987-07-24, 2015-05-22, 2016-09-26, 2016-10-26, 2017-04-28, 2017-06-02, 2017-07-15, 2017-09-21, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-07, 2018-05-14, 2018-06-09, 2018-06-11
Rhus copallinum L. - Winged Sumac
Specimen count: 70; collection dates: 1876-07-31, 1883-10-25, 1899-08-17, 1900-08-00, 1903-08-11, 1903-10-04, 1906-10-07, 1906-10-27, 1908-10-04, 1909-08-06, 1924-11-24, 1925-08-27, 1986-07-19, 1988-09-23, 1990-09-09, 1990-09-30, 2012-07-14, 2015-08-30, 2016-06-10, 2016-06-11, 2016-06-17, 2016-10-22, 2016-11-08, 2017-03-26, 2017-04-18, 2017-04-30, 2017-06-13, 2017-06-20, 2017-07-01, 2017-07-02, 2017-07-06, 2017-07-09, 2017-07-15, 2017-07-16, 2017-08-01, 2017-08-12, 2017-08-17, 2017-08-21, 2017-08-26, 2017-08-27, 2017-08-28, 2017-08-30, 2017-08-31, 2017-09-12, 2017-09-22, 2017-09-27, 2017-10-03, 2017-10-25, 2017-11-18, 2018-01-31, 2018-04-28, 2018-04-30, 2018-06-03
Rhus glabra L. - Smooth Sumac
Specimen count: 89; collection dates: 1876-07-24, 1884-07-06, 1886-07-00, 1886-09-00, 1893-08-06, 1899-08-30, 1902-07-11, 1902-09-21, 1906-10-07, 1908-08-15, 1922-00-00, 1924-11-24, 1925-07-07, 1926-10-07, 1986-07-29, 1987-06-16, 1990-09-30, 2006-08-19, 2007-07-14, 2007-08-25, 2009-09-02, 2014-07-16, 2014-11-27, 2015-06-11, 2016-06-10, 2016-09-19, 2017-04-30, 2017-05-18, 2017-06-13, 2017-06-18, 2017-06-20, 2017-06-21, 2017-06-28, 2017-07-09, 2017-07-16, 2017-07-22, 2017-08-04, 2017-08-05, 2017-08-09, 2017-08-27, 2017-08-30, 2017-09-18, 2017-09-19, 2017-09-20, 2017-09-25, 2017-09-26, 2017-09-28, 2017-10-04, 2017-10-19, 2017-10-24, 2017-10-28, 2017-11-03, 2017-11-08, 2017-11-12, 2017-11-18, 2017-12-04, 2018-01-15, 2018-03-04, 2018-03-24, 2018-03-30, 2018-04-28, 2018-04-29
Rhus typhina L. - Stag-Horn Sumac
Specimen count: 153; collection dates: 1875-06-20, 1877-06-18, 1882-08-00, 1882-11-04, 1887-08-00, 1892-06-00, 1899-11-25, 1902-09-21, 1905-06-04, 1907-09-28, 1908-06-20, 1924-11-24, 1939-08-12, 1988-10-31, 2006-06-10, 2006-06-13, 2013-08-26, 2014-06-20, 2014-06-23, 2014-07-14, 2015-04-25, 2015-06-05, 2015-06-12, 2015-08-30, 2015-12-22, 2016-06-29, 2016-09-17, 2016-09-19, 2016-09-26, 2016-09-28, 2016-10-14, 2016-10-22, 2016-12-14, 2017-04-17, 2017-04-18, 2017-05-04, 2017-05-22, 2017-05-26, 2017-06-03, 2017-06-13, 2017-06-20, 2017-06-28, 2017-06-30, 2017-07-01, 2017-07-02, 2017-07-06, 2017-07-16, 2017-07-19, 2017-07-22, 2017-08-03, 2017-08-06, 2017-08-12, 2017-08-19, 2017-08-26, 2017-08-30, 2017-09-11, 2017-09-18, 2017-09-21, 2017-09-25, 2017-09-26, 2017-10-02, 2017-10-04, 2017-10-05, 2017-10-06, 2017-10-10, 2017-10-25, 2017-10-28, 2017-11-01, 2017-11-02, 2017-11-03, 2017-11-04, 2017-11-09, 2017-11-14, 2018-02-04, 2018-03-03, 2018-03-24, 2018-03-27, 2018-04-14, 2018-04-21, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-06, 2018-05-07, 2018
Rhynchospora alba (L.) Vahl - White Beak Sedge
Specimen count: 4; collection dates: 1879-06-00, 1879-07-00, 1879-08-00, 1893-07-16
Rhynchospora capitellata (Michx.) Vahl - Brownish Beak Sedge
Specimen count: 8; collection dates: 1862-07-22, 1878-07-00, 1887-09-05, 1889-08-08, 1901-07-25, 1901-08-17, 1901-09-19, 1921-08-27
Rhynchospora fusca (L.) W.T. Aiton - Brown Beak Sedge
Specimen count: 2; collection dates: 1871-05-28
Ribes americanum Mill. - Wild Black Currant
Specimen count: 8; collection dates: 1879-05-00, 1879-05-19, 1882-05-21, 1884-05-18, 1887-06-12, 1887-06-18, 2002-04-15, 2018-05-22
Ribes aureum Pursh - Golden Currant
Ribes cynosbati L. - Eastern Prickly Gooseberry
Specimen count: 1; collection dates: 2018-06-16
Ribes hirtellum Michx. - Hairy-Stem Gooseberry
Ribes rubrum L. - Northern Red Currant
Specimen count: 9; collection dates: 1876-06-17, 1879-05-03, 1882-05-21, 1885-05-10, 1987-04-16, 2006-04-20, 2009-04-13
Ribes uva-crispa L. - European Gooseberry
Specimen count: 6; collection dates: 1878-04-13, 1878-04-26, 1878-04-30, 1885-05-10, 1891-04-26
Robinia hispida L. - Bristly Locust
Specimen count: 7; collection dates: 1937-05-20, 1939-06-01, 1994-08-18, 2009-10-26, 2010-09-23, 2017-05-27, 2018-05-07
Robinia pseudoacacia L. - Black Locust
Specimen count: 375; collection dates: 1876-06-10, 1879-06-15, 1885-05-25, 1900-05-27, 1906-10-28, 1909-06-02, 1986-05-19, 1986-05-21, 1986-05-24, 1989-03-16, 1993-07-09, 2006-05-20, 2008-05-26, 2011-07-12, 2013-08-26, 2013-09-15, 2014-05-21, 2015-05-22, 2015-08-30, 2015-09-29, 2016-06-10, 2016-06-11, 2016-11-02, 2017-01-11, 2017-03-26, 2017-04-15, 2017-04-18, 2017-04-21, 2017-05-04, 2017-05-05, 2017-05-06, 2017-05-13, 2017-05-18, 2017-05-20, 2017-05-21, 2017-05-26, 2017-06-05, 2017-06-10, 2017-06-11, 2017-06-15, 2017-06-18, 2017-06-21, 2017-07-02, 2017-07-08, 2017-07-11, 2017-07-12, 2017-07-22, 2017-08-05, 2017-08-06, 2017-08-09, 2017-08-24, 2017-08-28, 2017-08-30, 2017-08-31, 2017-09-10, 2017-09-11, 2017-09-16, 2017-09-19, 2017-09-21, 2017-09-26, 2017-10-01, 2017-10-04, 2017-10-06, 2017-10-07, 2017-10-10, 2017-10-11, 2017-10-17, 2017-10-18, 2017-10-19, 2017-10-20, 2017-10-24, 2017-10-25, 2017-10-27, 2017-10-28, 2017-10-31, 2017-11-01, 2017-11-02, 2017-11-03, 2017-11-04, 2017-11-05, 2017-11-16, 2017-11-18, 2017-11-28, 2017-11-29, 2017-11-30, 2017
Robinia viscosa Vent. - Clammy Locust
Specimen count: 12; collection dates: 1885-06-25, 1892-06-00, 1893-06-18, 1898-06-14, 1925-06-09, 1934-06-11, 1939-06-07, 1942-06-09, 1952-07-09, 1994-05-22, 2010-09-23
Rorippa palustris (L.) Besser - Bog Yellowcress
Specimen count: 10; collection dates: 1883-06-08, 1895-07-06, 2006-05-22, 2006-06-13, 2006-06-21, 2015-07-25, 2016-06-26, 2017-11-10, 2018-05-20
Rorippa sylvestris (L.) Besser - Creeping Yellowcress
Specimen count: 15; collection dates: 1864-00-00, 1866-00-00, 1886-08-26, 1886-10-09, 1889-05-00, 1890-08-15, 1893-00-00, 1895-05-00, 1898-06-29, 1939-06-20, 2014-06-11, 2017-05-10, 2017-06-14
Rosa canina L. - Dog Rose
Specimen count: 14; collection dates: 1897-08-00, 1901-07-10, 1904-06-11, 1904-08-24, 1910-06-07, 1910-08-22, 1933-07-20, 1938-06-17, 1941-06-06, 1986-10-10, 1987-06-16, 2017-10-10, 2018-05-08
Rosa carolina L. - Carolina Rose
Specimen count: 49; collection dates: 1869-07-22, 1870-07-06, 1876-06-17, 1881-06-00, 1881-06-18, 1883-11-04, 1885-06-21, 1887-11-13, 1888-06-23, 1888-07-01, 1888-09-02, 1889-08-04, 1889-09-22, 1889-10-05, 1896-06-12, 1897-08-10, 1901-09-09, 1905-06-15, 1906-06-23, 1907-07-23, 1908-09-09, 1908-09-30, 1911-06-24, 1913-07-04, 1920-07-03, 1920-07-05, 1925-06-09, 1925-06-11, 1925-07-05, 1942-00-00, 1942-06-16, 1947-06-30, 1987-06-16, 1988-07-01, 1990-09-30, 2016-06-10, 2017-06-11, 2017-10-24, 2018-04-29, 2018-05-24, 2018-05-31, 2018-06-03, 2018-06-11, 2018-06-14
Rosa cinnamomea L. - Cinnamon Rose
Rosa lucieae Franch. & Rochebr. ex Cr??p. - Memorial Rose
Specimen count: 4; collection dates: 1882-06-21, 1883-07-15, 1901-06-25, 1941-06-06
Rosa multiflora Thunb. - Rambler Rose
Specimen count: 358; collection dates: 1898-06-14, 1899-08-23, 1904-06-11, 1904-09-07, 1905-06-15, 1908-09-09, 1910-06-07, 1930-09-17, 1941-06-06, 1948-06-06, 1988-06-08, 1990-09-30, 1992-10-12, 2006-05-24, 2006-10-25, 2009-08-06, 2011-07-31, 2013-08-26, 2013-11-14, 2014-05-30, 2014-06-01, 2014-06-07, 2014-07-05, 2015-06-08, 2015-08-30, 2016-06-10, 2016-06-11, 2016-09-21, 2017-01-04, 2017-04-08, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-18, 2017-04-27, 2017-05-03, 2017-05-04, 2017-05-13, 2017-05-17, 2017-05-22, 2017-05-23, 2017-05-24, 2017-05-26, 2017-05-27, 2017-05-28, 2017-05-30, 2017-06-02, 2017-06-04, 2017-06-08, 2017-06-11, 2017-06-13, 2017-06-30, 2017-08-06, 2017-08-17, 2017-09-10, 2017-09-15, 2017-10-27, 2017-11-03, 2017-11-08, 2017-11-12, 2017-11-18, 2017-11-27, 2017-11-29, 2017-11-30, 2017-12-01, 2017-12-04, 2017-12-06, 2017-12-10, 2017-12-16, 2018-01-26, 2018-02-06, 2018-02-10, 2018-03-05, 2018-03-10, 2018-03-12, 2018-03-18, 2018-03-30, 2018-04-02, 2018-04-05, 2018-04-06, 2018-04-12, 2018-04-13, 2018-04-22, 2018-04-26, 2018-04-27, 2018
Rosa nitida Willd. - Shining Rose
Specimen count: 6; collection dates: 1899-08-23, 1907-00-00, 1908-09-30, 1910-08-22, 1941-06-06, 2016-12-07
Rosa palustris Marshall - Swamp Rose
Specimen count: 31; collection dates: 1878-07-00, 1880-07-01, 1883-11-04, 1888-07-05, 1893-10-22, 1896-07-14, 1899-08-23, 1901-07-10, 1901-07-16, 1902-09-00, 1914-09-25, 1916-07-16, 1919-07-17, 1925-07-07, 1925-07-18, 1975-05-22, 1986-09-30, 1986-10-11, 2014-06-30, 2016-07-27, 2017-09-10, 2018-01-27, 2018-04-28, 2018-04-29, 2018-06-01, 2018-06-02
Rosa rubiginosa L. - Sweetbrier
Specimen count: 9; collection dates: 1876-06-12, 1883-06-00, 1883-08-12, 1889-09-22, 1890-09-22, 1899-08-23, 1901-07-10, 1904-06-16
Rosa rugosa Thunb. - Rugosa Rose
Specimen count: 74; collection dates: 1879-05-20, 1879-05-27, 1881-06-00, 1899-08-23, 1901-07-10, 1904-08-27, 1906-05-31, 1928-06-01, 1935-05-25, 1941-06-08, 1941-07-12, 1941-07-14, 1948-05-29, 1991-10-12, 2013-08-26, 2014-05-21, 2014-07-02, 2016-06-10, 2016-06-11, 2016-09-19, 2016-11-08, 2016-11-13, 2017-04-02, 2017-04-14, 2017-04-16, 2017-04-17, 2017-05-04, 2017-05-22, 2017-06-03, 2017-06-17, 2017-06-29, 2017-07-06, 2017-07-13, 2017-07-15, 2017-07-22, 2017-08-12, 2017-08-19, 2017-08-31, 2017-10-19, 2018-04-02, 2018-04-11, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-16, 2018-05-20, 2018-05-25, 2018-05-26, 2018-06-04, 2018-06-14
Rosa setigera Michx. - Climbing Rose
Specimen count: 6; collection dates: 1898-07-08, 1899-07-08, 1904-06-11, 1904-08-27, 1932-07-04
Rosa virginiana Mill. - Virginia Rose
Specimen count: 40; collection dates: 1849-06-14, 1876-06-19, 1879-06-05, 1881-06-00, 1885-06-21, 1887-08-09, 1887-09-05, 1887-11-13, 1888-07-01, 1888-09-02, 1889-06-30, 1889-09-22, 1889-11-24, 1891-10-24, 1892-06-20, 1892-07-17, 1895-06-30, 1896-06-30, 1897-07-00, 1899-07-14, 1899-08-23, 1903-06-30, 1903-07-10, 1903-10-11, 1914-09-25, 1915-06-21, 1920-07-05, 1998-06-06, 2014-06-06, 2016-07-03, 2017-06-18, 2017-07-02, 2017-07-03, 2017-10-04, 2018-04-27, 2018-06-03
Rotala ramosior (L.) Koehne - Lowland Toothcup
Rubus allegheniensis Porter - Allegheny Blackberry
Specimen count: 37; collection dates: 1896-05-23, 1900-07-18, 1900-07-29, 1903-05-23, 1905-05-30, 1906-05-26, 1906-06-30, 1906-07-07, 1906-07-14, 1910-07-10, 1925-06-09, 1986-05-16, 1987-06-16, 2009-06-30, 2012-07-14, 2014-06-11, 2014-09-06, 2015-07-01, 2016-05-19, 2017-04-14, 2017-07-12, 2017-07-16, 2017-08-03, 2017-08-31, 2018-04-30, 2018-05-18, 2018-05-28, 2018-06-13, 2018-06-15
Rubus bifrons Vest ex Tratt. - Himalayan Blackberry
Specimen count: 4; collection dates: 1936-08-23, 2018-03-28
Rubus canadensis L. - Smooth Blackberry
Specimen count: 7; collection dates: 1883-07-21, 1903-08-14, 1934-07-18, 2009-06-22, 2011-06-06, 2014-06-25
Rubus cuneifolius Pursh - Sand Blackberry
Specimen count: 5; collection dates: 1879-06-00, 1879-08-22, 1889-09-18, 1890-08-03
Rubus flagellaris Willd. - Whiplash Dewberry
Specimen count: 35; collection dates: 1875-05-03, 1883-06-08, 1888-06-08, 1891-00-00, 1892-06-26, 1893-07-21, 1895-06-02, 1897-06-24, 1903-06-06, 1905-06-24, 1906-05-26, 1906-06-20, 1906-08-04, 1909-06-13, 1910-07-02, 1911-06-29, 2009-07-10, 2014-05-30, 2014-06-20, 2014-07-16, 2015-05-20, 2016-11-13, 2017-05-18, 2017-06-13, 2017-08-01, 2017-09-22, 2018-02-17, 2018-05-24, 2018-05-28, 2018-05-29, 2018-05-30, 2018-05-31, 2018-06-02, 2018-06-14
Rubus hispidus L. - Bristly Dewberry
Specimen count: 15; collection dates: 1853-07-09, 1879-06-00, 1884-08-23, 1893-07-23, 1906-08-04, 1920-07-17, 1924-07-00, 1925-06-13, 1925-07-02, 1949-07-04, 2016-06-19, 2016-08-19, 2017-05-12, 2018-02-28
Rubus idaeus L. - Common Red Raspberry
Specimen count: 5; collection dates: 1895-06-06, 1895-07-10, 2015-07-31, 2017-04-19, 2017-08-31
Rubus laciniatus Willd. - Cut-Leaf Blackberry
Specimen count: 39; collection dates: 1884-08-31, 1892-06-21, 1914-07-10, 1925-07-28, 1925-07-30, 1925-10-08, 1927-07-25, 1927-09-03, 1929-06-30, 1929-08-08, 1930-08-11, 1935-11-22, 1938-06-20, 1938-08-23, 1941-06-11, 1946-07-14, 1987-03-14, 2006-05-08, 2013-09-15, 2014-06-11, 2016-06-11, 2017-06-13, 2017-07-09, 2017-08-05, 2017-08-31, 2017-09-06, 2017-09-13, 2017-09-29, 2017-10-02, 2017-11-08, 2017-11-20, 2017-11-28, 2017-12-03, 2017-12-04, 2017-12-06, 2018-04-28
Rubus occidentalis L. - Black Raspberry
Specimen count: 63; collection dates: 1876-05-12, 1880-06-08, 1896-05-30, 1897-07-01, 1900-07-04, 1904-09-01, 1906-06-09, 1916-06-12, 1920-07-05, 1925-05-26, 1990-09-30, 2013-08-26, 2013-09-29, 2013-10-15, 2014-06-21, 2015-07-02, 2016-06-06, 2017-04-15, 2017-06-11, 2017-06-24, 2017-06-30, 2017-08-06, 2017-09-27, 2017-10-07, 2017-11-12, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-22, 2018-05-24, 2018-06-01, 2018-06-06, 2018-06-08, 2018-06-13, 2018-06-14
Rubus odoratus L. - Purple-Flowering Raspberry
Specimen count: 49; collection dates: 1891-06-00, 1892-07-02, 1898-06-14, 1899-08-15, 1903-07-10, 1922-09-13, 1924-07-12, 1924-08-02, 1925-06-23, 1929-10-05, 1930-07-19, 1936-06-17, 1939-06-27, 2014-06-06, 2014-06-21, 2015-07-08, 2016-06-22, 2017-04-28, 2017-06-02, 2017-06-11, 2017-06-17, 2017-06-23, 2017-07-04, 2017-07-08, 2017-07-09, 2017-07-20, 2017-08-30, 2018-04-27, 2018-04-30, 2018-05-15, 2018-05-21, 2018-05-23, 2018-05-26, 2018-05-27, 2018-05-28, 2018-06-01, 2018-06-02, 2018-06-03, 2018-06-06, 2018-06-09, 2018-06-11, 2018-06-14, 2018-06-16, 2018-06-19
Rubus pensilvanicus Poir. - Pennsylvania Blackberry
Specimen count: 32; collection dates: 1848-05-08, 1884-05-25, 1893-06-29, 1899-06-08, 1900-06-05, 1900-07-29, 1902-06-18, 1903-05-23, 1904-07-09, 1905-06-10, 1906-05-26, 1906-06-30, 1947-07-10, 2006-05-18, 2006-06-03, 2013-09-15, 2014-05-21, 2014-06-10, 2014-07-07, 2015-05-20, 2015-06-10, 2016-05-19, 2016-06-11, 2017-04-18, 2017-06-11, 2018-04-27
Rubus phoenicolasius Maxim. - Wine Raspberry
Specimen count: 225; collection dates: 1901-07-10, 1903-07-10, 1903-09-12, 1910-06-21, 1920-06-20, 1925-06-22, 1927-10-25, 1928-07-05, 1928-07-17, 1929-07-27, 1941-06-26, 1942-06-09, 1942-07-21, 2006-06-05, 2006-10-07, 2013-10-15, 2014-06-19, 2016-06-19, 2016-06-25, 2016-07-11, 2016-07-17, 2016-09-21, 2017-02-19, 2017-04-09, 2017-04-15, 2017-04-18, 2017-04-27, 2017-05-03, 2017-05-04, 2017-05-06, 2017-05-07, 2017-05-15, 2017-05-27, 2017-05-30, 2017-06-08, 2017-06-09, 2017-06-11, 2017-06-14, 2017-06-22, 2017-06-23, 2017-06-24, 2017-06-30, 2017-07-06, 2017-07-11, 2017-07-13, 2017-07-14, 2017-07-15, 2017-07-16, 2017-07-20, 2017-08-01, 2017-08-05, 2017-08-06, 2017-08-25, 2017-09-06, 2017-09-10, 2017-09-13, 2017-09-19, 2017-09-20, 2017-09-23, 2017-09-26, 2017-10-06, 2017-10-07, 2017-10-17, 2017-10-31, 2017-11-27, 2017-11-30, 2017-12-02, 2017-12-06, 2017-12-10, 2017-12-11, 2018-02-09, 2018-03-10, 2018-03-17, 2018-03-24, 2018-04-01, 2018-04-02, 2018-04-22, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-06, 2018-05-09, 2018-05-14, 2018
Rubus setosus Bigelow - Bay Of Fundy Dewberry
Specimen count: 1; collection dates: 1898-07-02
Rudbeckia hirta L. - Black-Eyed-Susan
Specimen count: 53; collection dates: 1902-09-13, 2007-07-14, 2007-07-24, 2014-06-30, 2014-07-02, 2014-08-08, 2015-06-12, 2015-06-17, 2015-07-20, 2016-09-19, 2016-09-28, 2017-06-24, 2017-06-25, 2017-06-27, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-07, 2017-07-15, 2017-07-17, 2017-08-02, 2017-08-03, 2017-08-05, 2017-08-09, 2017-08-15, 2017-08-22, 2017-08-23, 2017-08-25, 2017-08-27, 2017-09-11, 2017-09-27, 2017-10-05, 2017-10-18, 2017-10-23, 2017-10-25, 2017-10-31, 2017-11-08, 2017-11-15, 2017-12-06, 2018-05-01
Rudbeckia laciniata L. - Green-Head Coneflower
Specimen count: 28; collection dates: 1861-08-00, 1887-08-20, 1899-08-01, 1899-09-01, 1900-08-23, 1901-09-11, 1903-07-08, 1903-08-14, 1908-06-23, 1939-09-07, 1987-09-04, 2006-07-26, 2006-08-17, 2008-09-23, 2017-07-30, 2017-08-05, 2017-08-06, 2017-08-17, 2017-08-28, 2017-09-07, 2018-04-27, 2018-04-30, 2018-06-05
Rudbeckia triloba L. - Brown-Eyed-Susan
Specimen count: 16; collection dates: 1898-09-12, 1902-09-00, 1920-08-17, 2013-09-21, 2015-10-13, 2017-06-30, 2017-08-15, 2017-08-19, 2017-08-24, 2017-09-02, 2017-09-25, 2018-05-19
Rumex acetosa L. - Garden Sorrel
Specimen count: 3; collection dates: 1871-07-06, 1993-06-17
Rumex acetosella L. - Common Sheep Sorrel
Specimen count: 56; collection dates: 1877-05-23, 1883-06-04, 1894-10-00, 1896-05-30, 1907-06-08, 1920-06-02, 1923-05-22, 1925-05-19, 1964-05-18, 1966-08-17, 1986-08-13, 1993-06-17, 1995-05-25, 2006-05-08, 2009-05-04, 2009-06-30, 2014-06-19, 2016-05-22, 2016-06-10, 2016-06-11, 2016-08-18, 2017-01-04, 2017-01-11, 2017-04-12, 2017-04-16, 2017-05-11, 2017-05-12, 2017-05-14, 2017-05-18, 2017-05-21, 2017-06-08, 2017-06-10, 2017-06-13, 2018-02-28, 2018-04-21, 2018-04-28, 2018-06-06
Rumex altissimus Alph. Wood - Pale Dock
Specimen count: 6; collection dates: 1925-07-16, 1929-06-13, 1936-07-02, 2010-06-11
Rumex britannica L. - Greater Water Dock
Specimen count: 8; collection dates: 1878-07-00, 1893-11-13, 1896-08-15, 1897-09-17, 1910-06-05, 1952-10-23
Rumex crispus L. - Curly Dock
Specimen count: 217; collection dates: 1876-05-14, 1883-07-07, 1891-08-11, 1920-08-26, 1925-06-16, 1925-06-21, 1930-07-03, 1930-07-12, 1947-07-10, 1949-05-08, 1963-06-06, 1986-06-24, 1992-06-02, 1997-07-31, 2006-06-01, 2006-06-17, 2007-06-06, 2009-05-29, 2009-06-04, 2011-06-21, 2013-06-14, 2014-05-27, 2016-05-22, 2016-06-10, 2016-09-19, 2017-01-01, 2017-01-04, 2017-01-11, 2017-01-26, 2017-04-09, 2017-04-14, 2017-04-16, 2017-04-17, 2017-04-28, 2017-04-30, 2017-05-03, 2017-05-12, 2017-05-15, 2017-05-19, 2017-05-21, 2017-05-26, 2017-05-27, 2017-05-29, 2017-06-01, 2017-06-03, 2017-06-11, 2017-06-14, 2017-06-18, 2017-06-19, 2017-06-21, 2017-06-22, 2017-07-02, 2017-07-06, 2017-08-05, 2017-09-14, 2017-09-23, 2017-09-25, 2017-09-26, 2017-09-27, 2017-10-04, 2017-10-08, 2017-11-05, 2017-11-12, 2017-12-02, 2017-12-03, 2017-12-06, 2017-12-11, 2018-02-27, 2018-03-06, 2018-03-10, 2018-03-24, 2018-03-31, 2018-04-07, 2018-04-09, 2018-04-15, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-05, 2018-05-07, 2018-05-08, 2018-05-09, 2018
Rumex fueginus Phil. - Tierra del Fuego Dock
Rumex longifolius DC. - Door-Yard Dock
Rumex obtusifolius L. - Bitter Dock
Specimen count: 157; collection dates: 1884-08-00, 1925-06-29, 1925-08-12, 1946-06-16, 1993-06-28, 2006-05-22, 2006-06-06, 2006-06-19, 2009-05-29, 2011-06-21, 2013-07-15, 2014-06-19, 2017-01-26, 2017-04-14, 2017-04-17, 2017-04-18, 2017-05-04, 2017-05-05, 2017-05-06, 2017-05-07, 2017-05-15, 2017-05-27, 2017-06-11, 2017-06-21, 2017-08-06, 2017-08-15, 2017-08-23, 2017-09-19, 2017-10-28, 2017-11-05, 2017-11-29, 2018-03-03, 2018-03-10, 2018-03-12, 2018-03-19, 2018-03-20, 2018-03-24, 2018-03-31, 2018-04-05, 2018-04-10, 2018-04-11, 2018-04-12, 2018-04-15, 2018-04-22, 2018-04-23, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-07, 2018-05-08, 2018-05-15, 2018-05-18, 2018-05-19, 2018-05-21, 2018-05-24, 2018-05-28, 2018-06-01, 2018-06-05, 2018-06-08, 2018-06-15
Rumex patientia L. - Patience Dock
Specimen count: 44; collection dates: 1900-06-16, 1920-07-09, 1936-06-22, 1951-06-02, 1952-06-28, 1990-07-30, 2005-06-13, 2009-05-29, 2014-07-02, 2017-05-02, 2017-05-03, 2017-07-02, 2017-08-21, 2018-03-03, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-07, 2018-05-11, 2018-06-06, 2018-06-13
Rumex triangulivalvis (Danser) Rech. f. - Triangular-Valved Dock
Ruppia maritima L. - Beaked Ditch-Grass
Specimen count: 3; collection dates: 1883-06-04, 1883-06-24
Sabatia angularis (L.) Pursh - Rose-Pink
Sabatia campanulata (L.) Torr. - Slender Rose-Gentian
Sabatia dodecandra (L.) Britton, Sterns & Poggenb. - Marsh Rose-Gentian
Specimen count: 1; collection dates: 1880-07-25
Sabatia stellaris Pursh - Rose-of-Plymouth
Specimen count: 3; collection dates: 1878-08-00, 1879-07-22, 2018-04-28
Sabulina caroliniana (Walter) Small - Pine-Barren Mock Sandwort
Specimen count: 2; collection dates: 1876-05-00, 1924-09-00
Sagina japonica (Sw.) Ohwi - Japanese Pearlwort
Specimen count: 24; collection dates: 2006-05-30, 2009-07-08, 2012-05-12, 2013-07-10, 2014-05-27, 2014-06-03, 2016-07-07, 2016-07-08, 2017-02-28, 2017-04-18, 2017-04-23, 2017-05-01, 2017-05-12, 2017-05-19, 2017-05-30, 2017-06-01, 2017-06-03, 2017-06-05, 2017-06-11, 2017-06-19, 2017-07-09, 2018-04-30, 2018-05-26
Sagina procumbens L. - Bird-Eye Pearlwort
Specimen count: 64; collection dates: 1877-05-00, 1878-06-10, 1879-05-30, 1879-09-00, 1880-06-30, 1880-07-03, 1883-06-24, 1883-09-23, 1889-05-21, 1899-06-00, 1906-05-05, 1957-06-08, 1980-05-31, 1988-06-08, 2005-05-17, 2009-10-29, 2014-06-03, 2016-06-11, 2016-07-08, 2016-10-10, 2017-02-25, 2017-04-15, 2017-04-17, 2017-04-18, 2017-04-29, 2017-05-04, 2017-05-08, 2017-05-14, 2017-05-15, 2017-06-03, 2017-06-04, 2017-06-05, 2017-06-07, 2017-06-11, 2017-06-13, 2017-06-14, 2017-06-22, 2017-07-09, 2017-10-28, 2017-11-11, 2017-11-14, 2017-11-18, 2017-12-02, 2018-04-28, 2018-05-08, 2018-05-20, 2018-05-25, 2018-05-30, 2018-06-06
Sagittaria engelmanniana J.G.Sm. - Engelmann's Arrowhead
Specimen count: 1; collection dates: 1917-09-21
Sagittaria graminea Michx. - Grass-Leaf Arrowhead
Sagittaria latifolia Willd. - Duck-Potato
Specimen count: 19; collection dates: 1853-07-26, 1877-07-30, 1914-09-03, 1925-08-13, 1948-07-00, 1965-08-11, 1967-09-02, 1997-07-29, 2006-09-15, 2009-08-10, 2014-09-02, 2016-06-22, 2016-06-26, 2016-10-05, 2017-08-29, 2017-09-19
Salicornia ambigua Michx. - Chickenclaws
Specimen count: 1; collection dates: 1882-07-07
Salicornia bigelovii Torr. - Dwarf Saltwort
Specimen count: 8; collection dates: 1877-09-12, 1878-08-00, 1879-00-00, 1903-09-27, 1930-10-11, 1931-09-23, 2015-08-30
Salicornia depressa Standl. - Woody Saltwort
Specimen count: 11; collection dates: 1877-08-03, 1883-08-00, 1887-09-24, 1904-10-23, 1925-09-24, 1986-08-13, 2016-06-10, 2016-06-11, 2017-04-15, 2018-06-11
Salix alba L. - White Willow
Specimen count: 11; collection dates: 1891-06-21, 1893-06-29, 1902-04-18, 1903-09-00, 1925-05-23, 1933-05-21, 1946-05-00, 2015-09-29
Salix atrocinerea Brot. - Smooth-Twig Gray Willow
Specimen count: 5; collection dates: 2006-04-18, 2016-05-25
Salix bebbiana Sarg. - Gray Willow
Specimen count: 1; collection dates: 1945-04-15
Salix candida Flüggé ex Willd. - Sage Willow
Salix cinerea L. - Large Gray Willow
Specimen count: 8; collection dates: 2006-04-18, 2012-04-21, 2015-05-11, 2018-05-01
Salix discolor Muhl. - Pussy Willow
Specimen count: 51; collection dates: 1864-05-07, 1866-04-28, 1877-04-20, 1878-05-01, 1878-05-23, 1879-04-00, 1880-00-00, 1882-05-07, 1883-05-00, 1891-07-05, 1891-09-00, 1896-05-03, 1896-05-16, 1896-05-24, 1896-06-06, 1898-09-18, 1898-10-23, 1899-08-03, 1909-05-01, 1925-09-08, 1933-10-31, 1949-04-24, 1949-05-08, 1987-04-04, 1987-04-25, 2003-04-29, 2006-04-18, 2011-03-22, 2011-07-28, 2015-03-27, 2015-04-15, 2015-05-03, 2016-06-11, 2017-04-14, 2017-04-17, 2018-01-11, 2018-03-10, 2018-03-20, 2018-03-22, 2018-04-04, 2018-04-14, 2018-04-22, 2018-04-28
Salix eriocephala Michx. - Missouri Willow
Specimen count: 6; collection dates: 1891-05-24, 1925-05-03, 1933-05-21, 1990-09-30, 2017-09-20
Salix humilis Marshall - Prairie Willow
Specimen count: 14; collection dates: 1880-03-30, 1886-09-05, 1889-05-12, 1893-07-22, 1894-09-22, 1898-04-10, 1899-04-21, 1899-05-15, 1899-08-03, 1903-05-16, 1991-04-08
Salix interior Rowlee - Sandbar Willow
Specimen count: 7; collection dates: 1906-05-01, 1929-06-28, 2003-07-06, 2014-10-08
Salix nigra Marshall - Black Willow
Specimen count: 40; collection dates: 1874-10-03, 1879-05-22, 1880-05-19, 1892-06-04, 1893-06-11, 1901-05-31, 1901-06-23, 1902-05-18, 1905-08-05, 1905-09-23, 1906-06-10, 1915-10-14, 1926-06-17, 1927-06-08, 1975-08-12, 2006-08-31, 2012-04-21, 2015-04-21, 2016-06-11, 2016-09-19, 2016-09-21, 2017-04-15, 2017-05-24, 2017-09-29, 2018-02-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-06-09
Salix petiolaris Sm. - Meadow Willow
Specimen count: 3; collection dates: 1896-04-21, 1925-05-29
Salix purpurea L. - Purple Willow
Specimen count: 16; collection dates: 1886-10-03, 1893-10-29, 1895-08-24, 1896-07-25, 1902-04-08, 1907-03-31, 1907-06-22, 1925-05-23, 1925-06-17, 1930-04-15, 1936-05-18, 1936-08-21
Salix sericea Marshall - Silky Willow
Specimen count: 21; collection dates: 1878-04-20, 1879-04-00, 1882-04-00, 1882-05-28, 1883-06-10, 1891-05-24, 1892-05-01, 1893-06-11, 1896-04-21, 1896-05-04, 1902-06-14, 1903-05-10, 1911-05-12, 1914-09-21, 1915-04-29, 1917-09-18, 2009-05-04
Salsola kali L. - Russian thistle
Specimen count: 13; collection dates: 1877-08-23, 1881-07-00, 1883-09-29, 1903-10-04, 1914-10-00, 1922-09-19, 1925-08-02, 1945-09-30, 2017-08-23, 2017-08-27, 2017-10-11
Salsola tragus L. - Prickly Russian-Thistle
Specimen count: 2; collection dates: 1909-00-00
Sambucus canadensis L. - Common Elderberry
Specimen count: 49; collection dates: 1898-06-18, 1899-06-16, 1901-08-03, 1913-08-04, 1924-11-24, 1939-06-21, 1967-07-02, 1980-06-15, 2006-06-09, 2006-06-19, 2014-06-11, 2014-06-20, 2015-07-17, 2015-08-30, 2015-09-29, 2016-06-11, 2016-06-20, 2016-06-26, 2016-07-03, 2016-07-27, 2017-04-16, 2017-05-11, 2017-06-10, 2017-06-11, 2017-06-13, 2017-06-20, 2017-06-23, 2017-07-15, 2017-07-26, 2017-08-01, 2017-08-03, 2017-08-06, 2017-08-10, 2017-09-29, 2018-03-10, 2018-03-27, 2018-04-30, 2018-05-23, 2018-06-08, 2018-06-14
Samolus valerandi L. - Seaside Brookweed
Specimen count: 1; collection dates: 1896-08-02
Sanguinaria canadensis L. - Bloodroot
Specimen count: 73; collection dates: 1875-05-00, 1876-04-20, 1882-04-23, 1887-04-25, 1887-05-13, 1914-05-01, 1922-04-20, 1925-04-12, 1933-06-03, 1996-04-23, 2012-04-02, 2015-04-12, 2016-04-15, 2017-04-14, 2017-04-15, 2017-04-17, 2017-04-18, 2017-04-30, 2017-07-06, 2018-04-03, 2018-04-06, 2018-04-09, 2018-04-11, 2018-04-12, 2018-04-13, 2018-04-14, 2018-04-21, 2018-04-22, 2018-04-24, 2018-04-25, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-14, 2018-06-03, 2018-06-09
Sanguisorba canadensis L. - Canadian Burnet
Specimen count: 13; collection dates: 1875-08-24, 1879-09-13, 1884-10-05, 1898-09-22, 1902-09-17, 1925-07-28, 1944-09-18, 1946-09-28, 1963-09-07, 1986-09-09, 2016-07-03
Sanicula canadensis L. - Canadian Black-Snakeroot
Specimen count: 4; collection dates: 2017-07-01, 2017-07-06, 2017-09-27
Sanicula marilandica L. - Maryland Black-Snakeroot
Sanicula odorata (Raf.) K. M. Pryer & L. R. Phillippe - Clustered Black-Snakeroot
Specimen count: 18; collection dates: 1894-05-27, 1894-07-22, 1895-05-05, 1895-07-28, 1896-06-27, 1896-07-12, 1896-07-26, 1901-08-15, 1902-07-20, 1936-06-20, 1966-06-00, 2017-06-30, 2017-09-27, 2018-06-14, 2018-06-16
Saponaria officinalis L. - Bouncing-Bett
Specimen count: 55; collection dates: 1879-07-24, 1880-08-00, 1881-07-00, 1883-08-05, 1890-08-03, 1899-07-00, 1899-07-12, 1901-08-15, 1912-08-19, 1924-09-00, 1925-07-07, 1925-07-11, 1925-08-24, 1935-10-13, 1939-07-21, 1990-09-30, 2013-07-12, 2014-07-07, 2015-07-02, 2016-06-10, 2016-06-11, 2017-04-15, 2017-04-16, 2017-05-21, 2017-06-25, 2017-07-02, 2017-07-06, 2017-07-07, 2017-07-17, 2017-07-22, 2017-08-01, 2017-08-05, 2017-08-21, 2017-08-28, 2017-08-30, 2017-09-11, 2017-09-16, 2017-09-17, 2017-12-02, 2018-04-22, 2018-04-28, 2018-04-29, 2018-05-05, 2018-05-12, 2018-05-26, 2018-05-27, 2018-06-03
Sarracenia purpurea L. - Purple Pitcherplant
Specimen count: 2; collection dates: 2018-05-17
Sassafras albidum (Nutt.) Nees - Sassafras
Specimen count: 784; collection dates: 1877-04-06, 1877-08-28, 1877-09-05, 1882-05-20, 1885-05-00, 1885-05-19, 1887-05-15, 1891-04-00, 1892-10-00, 1892-10-12, 1893-06-18, 1896-05-09, 1903-06-20, 1906-05-05, 1906-10-07, 1908-10-00, 1924-11-24, 1925-04-26, 1925-05-01, 1925-05-08, 1940-05-13, 1949-04-16, 1949-06-11, 1985-05-30, 1986-10-11, 1987-02-27, 1990-09-09, 1990-09-30, 1997-07-31, 2000-08-11, 2006-05-10, 2006-07-27, 2006-10-07, 2009-03-27, 2009-04-24, 2010-07-22, 2013-08-26, 2014-04-26, 2014-05-02, 2014-05-03, 2014-08-18, 2014-09-07, 2015-05-03, 2015-06-11, 2015-09-01, 2016-06-20, 2016-06-22, 2016-06-25, 2016-07-03, 2016-08-07, 2016-09-19, 2016-09-21, 2016-09-24, 2017-03-19, 2017-03-26, 2017-04-02, 2017-04-05, 2017-04-15, 2017-04-18, 2017-04-21, 2017-04-23, 2017-04-28, 2017-05-03, 2017-05-10, 2017-05-26, 2017-06-07, 2017-06-08, 2017-06-09, 2017-06-10, 2017-06-11, 2017-06-13, 2017-06-15, 2017-06-16, 2017-06-17, 2017-06-20, 2017-06-21, 2017-06-25, 2017-06-27, 2017-06-28, 2017-06-29, 2017-06-30, 2017-07-01, 2017-07-03, 2017-07-05, 2017-07-07, 2017
Saururus cernuus L. - Lizard's-Tail
Specimen count: 26; collection dates: 1877-07-26, 1881-09-00, 1895-09-15, 1914-09-11, 1925-07-23, 1932-07-24, 1939-07-07, 1990-07-24, 2006-06-22, 2006-07-19, 2010-07-22, 2014-06-19, 2015-06-30, 2016-07-06, 2017-04-29, 2017-06-30, 2017-07-03, 2017-07-08, 2017-08-06, 2017-09-27, 2018-05-14, 2018-05-19, 2018-06-07, 2018-06-16
Schedonorus arundinaceus (Schreb.) Dumort. - Tall Fescue
Specimen count: 9; collection dates: 1938-06-19, 1939-06-22, 2011-05-24, 2014-05-27, 2014-05-30, 2014-06-03, 2014-06-20, 2016-11-09
Schedonorus giganteus (L.) Holub - Giant Fescue
Specimen count: 1; collection dates: 1955-07-22
Schedonorus pratensis (Huds.) P. Beauv. - Meadow Fescue
Specimen count: 7; collection dates: 1896-06-09, 1898-06-18, 1904-06-25, 1916-06-12, 1916-06-20, 2015-09-02, 2018-06-02
Schizachne purpurascens (Torr.) Swallen - False Melic Grass
Schizachyrium littorale (Nash) E. P. Bicknell - Dune False Bluestem
Specimen count: 1; collection dates: 1894-10-00
Schizachyrium scoparium (Michx.) Nash - Little False Bluestem
Specimen count: 16; collection dates: 1969-08-28, 2014-10-14, 2015-09-02, 2015-09-04, 2015-10-13, 2016-06-10, 2016-09-19, 2016-10-10, 2016-10-12, 2017-04-30, 2017-10-06, 2017-11-27, 2018-04-27, 2018-04-28
Schoenoplectiella purshiana (Fernald) Lye - Weak-Stalk Bulrush
Specimen count: 1; collection dates: 1914-10-08
Schoenoplectus americanus (Pers.) Volk. ex Schinz & R. Keller - chairmaker's bulrush
Specimen count: 19; collection dates: 1880-07-10, 1889-06-30, 1891-07-19, 1894-09-01, 1909-09-02, 1912-06-15, 1912-07-06, 1923-07-17, 1925-07-03, 1925-07-26, 1925-07-28, 1929-07-06, 1941-07-24, 1975-08-20, 2006-05-31, 2017-09-19
Schoenoplectus pungens (Vahl) Palla - Three-Square
Specimen count: 6; collection dates: 2014-06-19, 2015-06-24, 2015-11-17, 2016-06-11, 2016-08-03
Schoenoplectus tabernaemontani (C. C. Gmel.) Palla - softstem bulrush
Specimen count: 15; collection dates: 1864-07-16, 1878-08-06, 1880-07-18, 1896-07-27, 1904-06-25, 1923-07-17, 1925-07-22, 1925-08-27, 1927-09-22, 1932-09-13, 1990-05-23, 2015-06-24, 2016-08-03
Schoenoplectus torreyi (Olney) Palla - Torrey's Wood Club-Rush
Specimen count: 2; collection dates: 2014-04-05, 2015-04-03
Scilla siberica Andrews - Siberian Squill
Specimen count: 45; collection dates: 2013-03-30, 2018-03-19, 2018-03-23, 2018-03-29, 2018-03-30, 2018-03-31, 2018-04-01, 2018-04-06, 2018-04-07, 2018-04-09, 2018-04-10, 2018-04-11, 2018-04-12, 2018-04-13, 2018-04-14, 2018-04-17, 2018-04-18, 2018-04-20, 2018-04-24, 2018-04-26, 2018-04-27, 2018-04-28, 2018-05-03
Scirpus atrovirens Willd. - Dark-Green Bulrush
Specimen count: 28; collection dates: 1876-09-00, 1877-06-20, 1879-07-08, 1889-06-15, 1890-07-18, 1891-06-10, 1895-07-10, 1896-07-01, 1897-07-11, 1900-07-27, 1901-07-12, 1901-09-30, 1903-06-06, 1904-06-25, 1912-07-13, 1921-05-18, 1922-07-10, 1925-07-01, 1925-08-09, 1926-07-14, 1930-09-10, 1947-07-07, 2017-06-24, 2017-09-19, 2018-06-18
Scirpus cyperinus (L.) Kunth - Cottongrass Bulrush
Specimen count: 39; collection dates: 1871-09-06, 1891-08-09, 1900-08-08, 1900-08-22, 1901-09-14, 1906-09-00, 1907-09-28, 1908-00-00, 1914-09-11, 1917-08-21, 1917-09-16, 1917-09-18, 1920-08-21, 1920-09-03, 1925-08-14, 1925-09-21, 1934-09-02, 1936-08-18, 1938-08-13, 1947-08-30, 1975-08-13, 1975-08-20, 1993-08-05, 2013-08-21, 2017-07-18
Scirpus expansus Fernald - Woodland Bulrush
Specimen count: 2; collection dates: 1898-07-31, 1914-08-16
Scirpus georgianus R. M. Harper - Georgia Bulrush
Specimen count: 3; collection dates: 1904-06-18, 1904-07-17, 2005-07-19
Scirpus hattorianus Makino - Mosquito Bulrush
Specimen count: 9; collection dates: 1906-07-07, 1916-07-21, 1922-09-18, 1923-07-02, 1925-07-14, 1966-08-03, 1967-09-16, 2006-06-13, 2009-06-22
Scirpus longii Fernald - Long's Bulrush
Specimen count: 1; collection dates: 1905-06-03
Scirpus microcarpus J. Presl & C. Presl - panicled bulrush
Specimen count: 9; collection dates: 1895-06-06, 1895-06-18, 1897-06-20, 1904-06-08, 1928-07-06, 1929-06-06, 2018-06-09
Scirpus pendulus Muhl. - Rufous Bulrush
Specimen count: 1; collection dates: 2018-06-09
Scirpus polyphyllus Vahl - Leafy Bulrush
Specimen count: 1; collection dates: 1891-07-12
Scleranthus annuus L. - Annual Knawel
Specimen count: 39; collection dates: 1877-05-13, 1878-07-00, 1878-09-00, 1879-06-28, 1882-08-27, 1889-06-02, 1896-07-28, 1896-11-20, 1898-05-07, 1899-07-15, 1899-08-23, 1902-09-00, 1908-05-21, 1936-06-01, 1949-06-13, 1950-06-09, 1998-11-08, 2006-11-07, 2009-05-04, 2009-09-02, 2014-06-08, 2014-06-30, 2015-05-03, 2016-07-09, 2017-04-10, 2017-04-15, 2017-04-16, 2017-05-12, 2017-05-19, 2017-05-21, 2017-05-26, 2017-06-09, 2017-06-10, 2017-06-20, 2017-07-01, 2018-05-13, 2018-05-20
Scleria muehlenbergii Steud. - Muehlenberg's Nut-Rush
Scleria pauciflora Muhl. ex Willd. - Few-Flower Nut-Rush
Specimen count: 1; collection dates: 1873-08-26
Scleria reticularis Michx. - Netted Nut-Rush
Scleria triglomerata Michx. - Whip Nut-Rush
Specimen count: 5; collection dates: 1884-07-10, 1890-09-20, 1903-09-21, 1916-08-21
Scleria verticillata Muhl. ex Willd. - Low Nut-Rush
Specimen count: 3; collection dates: 1874-08-27, 1876-07-00, 1879-09-00
Scorzoneroides autumnalis (L.) Moench - August-Flower
Specimen count: 7; collection dates: 1879-07-09, 1901-07-09, 1901-07-16, 1905-07-18, 1912-10-11, 2018-04-30, 2018-05-09
Scrophularia lanceolata Pursh - Lance-Leaf Figwort
Specimen count: 16; collection dates: 1862-05-09, 1876-06-03, 1891-06-00, 1895-06-00, 1896-00-00, 1896-05-24, 1896-05-30, 1896-07-20, 1898-07-02, 1899-06-03, 1901-06-25, 1916-08-30
Scrophularia marilandica L. - Carpenter's-Square
Specimen count: 13; collection dates: 1895-08-11, 1895-09-05, 1896-08-19, 1901-08-15, 1901-10-16, 1961-10-12, 2017-09-10
Scutellaria elliptica Muhl. - Hairy Skullcap
Specimen count: 3; collection dates: 1879-06-29, 1879-07-04, 1891-07-20
Scutellaria galericulata L. - Hooded Skullcap
Specimen count: 4; collection dates: 1880-07-04, 1929-08-05, 2016-06-26, 2017-06-29
Scutellaria integrifolia L. - Helmet-Flower
Specimen count: 3; collection dates: 1879-07-01, 1889-09-29, 1901-07-29
Scutellaria lateriflora L. - Mad Dog Skullcap
Specimen count: 7; collection dates: 1898-09-08, 1899-07-14, 1913-07-28, 1920-11-20, 2010-07-12, 2016-07-17, 2016-07-30
Scutellaria serrata Andrews - Showy Skullcap
Specimen count: 2; collection dates: 1913-06-17, 1913-08-04
Sedum acre L. - Mossy Stonecrop
Specimen count: 9; collection dates: 1878-06-12, 1887-05-07, 2002-04-27, 2016-06-11, 2017-06-19, 2017-11-14, 2018-04-28, 2018-06-11
Sedum sarmentosum Bunge - Stringy Stonecrop
Specimen count: 25; collection dates: 2006-06-06, 2006-06-21, 2014-10-25, 2016-06-11, 2017-04-14, 2017-05-07, 2017-06-03, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-11, 2018-05-27, 2018-05-28, 2018-05-30, 2018-06-01, 2018-06-02, 2018-06-11, 2018-06-19
Sedum ternatum Michx. - Woodland Stonecrop
Specimen count: 7; collection dates: 1882-05-21, 1883-06-01, 2014-04-26, 2017-07-09, 2018-04-28
Selaginella apoda (L.) C. Morren - Meadow Spike-Moss
Specimen count: 12; collection dates: 1877-10-12, 1882-09-10, 1899-08-02, 1903-11-07, 1904-10-20, 1907-07-25, 1919-06-12, 1925-06-09, 1925-09-01, 2011-08-03
Selaginella rupestris (L.) Spring - Ledge Spike-Moss
Specimen count: 2; collection dates: 1878-00-00, 1902-09-00
Senecio viscosus L. - Sticky Ragwort
Specimen count: 1; collection dates: 1898-09-13
Senecio vulgaris L. - Old-Man-in-the-Spring
Specimen count: 165; collection dates: 1861-00-00, 1950-06-06, 1993-00-00, 2006-04-06, 2006-04-18, 2006-04-28, 2006-04-29, 2007-04-21, 2009-03-22, 2009-04-23, 2013-08-26, 2013-09-29, 2014-04-17, 2014-06-03, 2014-09-06, 2016-06-11, 2016-07-09, 2017-01-01, 2017-01-04, 2017-01-11, 2017-01-12, 2017-02-08, 2017-02-19, 2017-02-20, 2017-03-26, 2017-04-05, 2017-04-08, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-24, 2017-05-03, 2017-05-06, 2017-05-10, 2017-05-26, 2017-06-03, 2017-06-15, 2017-07-01, 2017-07-05, 2017-07-08, 2017-07-24, 2017-08-05, 2017-08-13, 2017-09-21, 2017-09-25, 2017-10-13, 2017-10-21, 2017-10-25, 2017-11-09, 2017-11-14, 2017-11-26, 2017-12-01, 2018-01-13, 2018-02-15, 2018-02-19, 2018-03-01, 2018-03-10, 2018-03-12, 2018-03-16, 2018-03-19, 2018-03-24, 2018-03-27, 2018-04-05, 2018-04-13, 2018-04-15, 2018-04-21, 2018-04-22, 2018-04-23, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-04, 2018-05-10, 2018-05-11, 2018-05-12, 2018-05-13, 2018-05-16, 2018-05-18, 2018-05-28, 2018-06-02, 2018
Senna hebecarpa (Fernald) H. S. Irwin & Barneby - American Wild Sensitive-Plant
Specimen count: 2; collection dates: 1886-08-14, 2017-09-05
Sericocarpus asteroides Britton, Sterns & Poggenb. - Toothed White-Top-Aster
Specimen count: 8; collection dates: 1868-09-09, 1874-00-00, 1901-07-16, 1905-07-15, 1906-07-25, 1919-06-21, 1920-07-21, 1924-09-00
Sericocarpus linifolius (L.) Britton, Sterns & Poggenb. - Narrow-Leaf White-Top-Aster
Specimen count: 1; collection dates: 1897-07-25
Sesuvium maritimum (Walter) Britton, Sterns & Poggenb. - Slender Sea-Purslane
Setaria faberi R. A. W. Herrm. - Japanese Bristle Grass
Specimen count: 28; collection dates: 1946-08-07, 1946-08-17, 1947-09-11, 1947-09-13, 1947-09-15, 1953-07-00, 1953-10-21, 1956-09-24, 1959-09-17, 1993-07-23, 2008-11-14, 2009-08-03, 2010-10-09, 2013-08-26, 2013-09-29, 2015-08-04, 2017-07-16, 2017-08-22, 2017-08-27, 2017-08-28, 2017-09-13, 2017-09-18
Setaria italica (L.) P. Beauv. - Italian Bristle Grass
Specimen count: 17; collection dates: 1879-07-15, 1883-08-12, 1892-07-20, 1896-08-15, 1905-08-23, 1908-09-19, 1917-09-12, 1918-07-27, 1925-07-06, 1937-10-31, 1946-08-20, 2017-10-27
Setaria parviflora (Poir.) Kerguélen - Marsh Bristle Grass
Specimen count: 5; collection dates: 1897-09-05, 1914-09-03, 1962-09-14, 2016-11-03
Setaria pumila (Poir.) Roem. & Schult. - Yellow Bristle Grass
Specimen count: 29; collection dates: 1915-09-14, 1929-05-11, 1931-08-07, 2001-11-29, 2006-08-31, 2009-09-04, 2016-09-19, 2017-07-02, 2017-08-01, 2017-08-05, 2017-08-06, 2017-09-04, 2017-09-10, 2017-09-16, 2017-09-18, 2017-09-22, 2017-10-20, 2017-11-01, 2017-11-08, 2017-11-09, 2017-11-15, 2017-11-29
Setaria verticillata (L.) P. Beauv. - Rough Bristle Grass
Specimen count: 13; collection dates: 1887-07-15, 1904-07-09, 1925-07-03, 1928-09-10, 1928-09-22, 1948-07-25, 1948-09-28, 1952-08-20, 2017-08-05
Setaria verticilliformis Dumort. - Foreward-Barb Bristle Grass
Specimen count: 2; collection dates: 1963-07-00, 1971-07-03
Setaria viridis (L.) P. Beauv. - Green Bristle Grass
Specimen count: 49; collection dates: 1877-07-29, 1878-08-00, 1879-09-00, 1881-06-25, 1897-08-07, 1915-09-21, 1915-10-30, 1916-07-27, 1925-07-16, 1936-07-15, 1937-09-16, 1939-07-03, 1939-07-06, 1939-09-19, 1947-09-15, 1955-10-02, 1956-10-02, 1957-07-29, 1957-08-26, 1958-08-10, 1958-09-08, 1959-09-17, 1961-08-13, 1964-09-15, 2001-07-12, 2006-08-29, 2009-08-08, 2015-10-01, 2016-10-14, 2017-07-18, 2017-07-24, 2017-07-25, 2017-08-01, 2017-08-04, 2017-08-05, 2017-08-22, 2017-09-12, 2017-09-28, 2017-10-13, 2017-11-01, 2017-11-02, 2017-11-05, 2017-11-08, 2018-03-19
Sicyos angulatus L. - One-Seed Burr-Cucumber
Specimen count: 44; collection dates: 1896-09-03, 1898-07-31, 1939-09-07, 1964-09-14, 1975-10-05, 1987-08-26, 1987-09-19, 2000-09-12, 2006-11-05, 2006-11-06, 2009-09-29, 2010-07-25, 2016-09-03, 2016-10-14, 2016-11-03, 2017-04-27, 2017-08-26, 2017-09-03, 2017-09-08, 2017-09-10, 2017-09-13, 2017-09-16, 2017-09-19, 2017-09-20, 2017-09-25, 2017-10-03, 2017-10-20, 2018-05-13
Silene antirrhina L. - Sleepy Catchfly
Specimen count: 14; collection dates: 1882-06-17, 1882-07-00, 1882-09-10, 1991-06-07, 2016-06-11, 2016-07-12, 2017-05-28, 2017-06-03, 2017-06-24, 2017-06-25, 2017-06-29, 2017-08-09
Silene caroliniana Walter - Sticky Catchfly
Specimen count: 10; collection dates: 1876-05-28, 1882-05-21, 1882-05-28, 1885-05-23, 1887-06-05, 1887-06-06, 1899-05-14, 1902-05-04, 1907-06-01
Silene csereii Baumg. - Balkan Catchfly
Specimen count: 1
Silene dioica (L.) Clairville - Red Catchfly
Specimen count: 1; collection dates: 2018-06-14
Silene latifolia Poir. - Bladder-Campion
Specimen count: 82; collection dates: 1877-07-00, 1890-06-00, 1939-06-27, 1940-06-17, 1962-10-06, 1962-10-13, 1980-06-15, 1985-06-18, 2005-09-17, 2006-05-04, 2006-05-17, 2006-06-01, 2006-06-17, 2006-10-15, 2008-05-26, 2009-08-06, 2014-06-30, 2015-06-08, 2015-06-16, 2016-05-25, 2016-06-10, 2016-06-11, 2017-04-30, 2017-05-04, 2017-05-08, 2017-05-11, 2017-05-12, 2017-05-17, 2017-05-22, 2017-05-26, 2017-05-28, 2017-05-30, 2017-06-01, 2017-06-02, 2017-06-03, 2017-06-08, 2017-06-14, 2017-06-15, 2017-06-18, 2017-06-21, 2017-06-30, 2017-07-01, 2017-07-02, 2017-07-15, 2017-07-22, 2017-08-06, 2017-08-13, 2017-08-21, 2017-09-18, 2017-10-10, 2017-11-09, 2018-02-28, 2018-04-05, 2018-04-13, 2018-04-27, 2018-04-30, 2018-05-07, 2018-05-10, 2018-05-11, 2018-05-12, 2018-05-16, 2018-05-18, 2018-05-20, 2018-05-21, 2018-05-23, 2018-05-26, 2018-05-31, 2018-06-03, 2018-06-06, 2018-06-07, 2018-06-11, 2018-06-13, 2018-06-14
Silene noctiflora L. - Night-Flowering Catchfly
Specimen count: 9; collection dates: 1879-06-18, 1880-07-06, 1881-06-00, 1881-07-00, 1883-00-00, 1895-00-00
Silene stellata (L.) W. T. Aiton - Widow's-Frill
Specimen count: 28; collection dates: 1876-09-09, 1878-07-24, 1879-07-18, 1879-08-23, 1883-06-00, 1884-08-12, 1896-07-12, 1899-07-14, 1913-07-21, 1925-07-19, 1987-09-04, 2006-08-17, 2014-08-16, 2017-07-16, 2017-07-19, 2017-07-22, 2017-07-25, 2017-08-01, 2017-08-05
Silene vulgaris (Moench) Garcke - Maiden's-Tears
Specimen count: 25; collection dates: 1887-09-18, 1895-06-09, 1905-06-19, 1915-06-16, 1925-07-30, 1986-09-09, 2006-06-14, 2014-07-30, 2016-06-11, 2017-06-02, 2017-06-03, 2017-06-25, 2017-08-21, 2017-09-16, 2018-04-30, 2018-05-19, 2018-06-02, 2018-06-03, 2018-06-09, 2018-06-10, 2018-06-14
Silphium perfoliatum L. - Cup-Plant
Specimen count: 30; collection dates: 1923-07-11, 1940-07-24, 1949-07-28, 1949-08-28, 1993-07-09, 1994-07-23, 2006-07-19, 2006-09-06, 2009-08-26, 2013-08-26, 2013-10-15, 2017-04-16, 2017-05-15, 2017-06-11, 2017-07-05, 2017-07-23, 2017-08-06, 2017-08-28, 2017-09-20, 2018-04-29, 2018-05-22, 2018-05-24, 2018-06-05
Sinapis alba L. - White-Mustard
Specimen count: 7; collection dates: 1896-06-13, 1896-07-07, 1904-06-25, 1908-09-20
Sinapis arvensis L. - Corn-Mustard
Specimen count: 12; collection dates: 1878-06-00, 1897-06-16, 1898-06-26, 1899-06-00, 1900-06-09, 1906-07-07, 1907-05-10, 1908-09-20, 1910-05-21, 1921-09-08
Sisymbrium altissimum L. - Tall Hedge-Mustard
Specimen count: 25; collection dates: 1880-07-04, 1895-06-30, 1905-08-14, 1907-07-30, 1909-06-25, 1910-05-21, 1911-05-29, 1917-06-00, 1917-09-12, 1925-07-11, 1926-06-28, 1926-09-01, 1935-11-13, 1936-06-11, 1944-06-18, 2016-06-11
Sisymbrium officinale (L.) Scop. - Hedge-Mustard
Specimen count: 20; collection dates: 1879-05-20, 1879-06-05, 1881-07-00, 1894-06-00, 1900-08-05, 1966-06-00, 2006-05-08, 2006-05-20, 2006-06-01, 2006-06-05, 2009-06-04, 2014-06-03, 2014-07-14, 2017-05-28, 2017-06-11, 2017-06-14, 2018-05-18, 2018-05-21
Sisyrinchium angustifolium Mill. - Narrow-Leaf Blue-Eyed-Grass
Specimen count: 26; collection dates: 1853-06-16, 1879-05-29, 1905-07-05, 1912-06-15, 1916-06-28, 1948-06-12, 1985-05-18, 2006-06-13, 2006-06-29, 2011-06-13, 2011-06-15, 2014-06-03, 2016-06-11, 2016-06-19, 2016-06-21, 2016-06-26, 2016-07-03, 2016-07-20, 2017-07-09, 2017-07-18, 2018-06-01, 2018-06-02, 2018-06-04, 2018-06-05
Sisyrinchium atlanticum E. P. Bicknell - Godzilla Blue-Eyed-Grass
Specimen count: 15; collection dates: 1877-07-04, 1882-07-15, 1888-06-03, 1889-06-15, 1891-06-15, 1891-06-26, 1897-05-30, 1903-06-03, 1910-05-29, 1912-06-15, 1916-06-27, 1946-05-26, 2016-06-10
Sisyrinchium fuscatum E.P. Bicknell - Coastal-Plain Blue-Eyed-Grass
Sisyrinchium montanum Greene - Strict Blue-Eyed-Grass
Sisyrinchium mucronatum Michx. - Needle-Tip Blue-Eyed-Grass
Specimen count: 1; collection dates: 1897-06-06
Sium suave Walter - Hemlock Water-Parsnip
Smilax glauca Walter - Sawbrier
Specimen count: 37; collection dates: 1876-06-13, 1878-00-00, 1878-06-12, 1880-06-15, 1881-06-00, 1884-06-05, 1885-11-15, 1885-11-21, 1886-10-03, 1886-12-24, 1887-09-18, 1887-10-09, 1887-10-15, 1889-09-22, 1891-03-01, 1893-08-13, 1925-00-00, 1925-06-02, 1925-06-19, 1925-08-07, 1930-08-18, 1949-06-11, 1990-09-30, 2000-11-27, 2006-08-17, 2009-07-14, 2013-09-29, 2015-12-09, 2017-04-16, 2017-04-28, 2017-07-25, 2018-03-17, 2018-04-27
Smilax herbacea L. - Smooth Carrion-Flower
Specimen count: 25; collection dates: 1875-06-09, 1877-06-08, 1881-06-00, 1884-07-10, 1886-07-00, 1893-07-15, 1894-07-22, 1896-05-00, 1896-05-31, 1899-06-03, 1902-09-00, 1908-08-15, 1913-06-09, 1916-06-21, 1916-10-02, 1925-05-26, 1962-10-13, 1964-05-18, 2018-05-19, 2018-06-09
Smilax pseudochina L. - Bamboovine
Smilax pulverulenta Michx. - Downy Carrion-Flower
Smilax rotundifolia L. - Horsebrier
Specimen count: 85; collection dates: 1877-06-06, 1881-06-00, 1886-04-11, 1887-06-05, 1896-05-30, 1896-10-07, 1902-06-07, 1925-06-11, 1925-08-10, 1962-10-13, 1985-06-14, 1987-04-25, 1988-09-19, 1990-09-09, 2006-05-10, 2006-07-14, 2008-10-27, 2009-07-14, 2009-08-26, 2013-08-26, 2013-10-15, 2014-06-03, 2015-08-30, 2015-12-09, 2017-03-26, 2017-04-18, 2017-05-10, 2017-05-15, 2017-06-09, 2017-07-20, 2017-08-06, 2017-08-17, 2017-09-18, 2017-09-27, 2017-10-07, 2017-10-13, 2017-10-23, 2017-10-30, 2018-02-09, 2018-02-14, 2018-02-28, 2018-03-05, 2018-03-17, 2018-03-18, 2018-03-19, 2018-04-12, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-18, 2018-05-19, 2018-06-09
Solanum carolinense L. - Carolina Horse-Nettle
Specimen count: 50; collection dates: 1882-05-00, 1882-07-00, 1882-08-00, 1905-08-24, 1920-10-01, 1938-09-27, 2006-07-10, 2007-07-14, 2007-08-25, 2009-08-06, 2010-09-16, 2011-08-16, 2011-08-31, 2013-08-27, 2015-07-25, 2016-06-26, 2016-07-08, 2016-07-09, 2017-06-13, 2017-06-16, 2017-06-18, 2017-06-29, 2017-07-01, 2017-07-02, 2017-07-03, 2017-07-06, 2017-07-09, 2017-07-22, 2017-08-01, 2017-08-05, 2017-08-07, 2017-08-15, 2017-08-19, 2017-08-26, 2017-09-02, 2017-09-11, 2017-09-12, 2017-09-19, 2017-09-25, 2017-11-15, 2018-05-15, 2018-06-03, 2018-06-11, 2018-06-19
Solanum dulcamara L. - Bitter Nightshade
Specimen count: 169; collection dates: 1869-07-00, 1894-10-29, 1896-06-12, 1899-08-09, 1900-06-18, 1913-06-28, 1930-09-26, 1936-06-03, 1939-06-26, 1980-06-15, 1987-07-16, 1988-09-06, 2006-05-17, 2006-06-09, 2006-06-23, 2007-06-29, 2007-08-25, 2010-08-10, 2011-08-16, 2013-07-15, 2013-10-31, 2014-05-27, 2014-05-30, 2014-09-06, 2014-09-20, 2015-06-08, 2016-06-04, 2016-06-10, 2016-06-22, 2016-06-23, 2016-07-19, 2016-07-27, 2016-10-16, 2016-11-13, 2017-05-06, 2017-05-21, 2017-05-26, 2017-05-29, 2017-05-30, 2017-06-01, 2017-06-03, 2017-06-08, 2017-06-10, 2017-06-11, 2017-06-13, 2017-06-14, 2017-06-15, 2017-06-20, 2017-06-25, 2017-06-28, 2017-06-29, 2017-07-02, 2017-07-06, 2017-07-08, 2017-07-09, 2017-07-11, 2017-07-16, 2017-07-24, 2017-07-28, 2017-07-30, 2017-08-02, 2017-08-03, 2017-08-06, 2017-08-19, 2017-08-20, 2017-08-21, 2017-08-24, 2017-08-25, 2017-08-31, 2017-09-07, 2017-09-11, 2017-09-13, 2017-09-21, 2017-09-22, 2017-09-23, 2017-09-29, 2017-10-01, 2017-10-05, 2017-10-17, 2017-10-19, 2017-10-25, 2017-10-28, 2017-11-03, 2017-11-15, 2017-11-26, 2017
Specimen count: 16; collection dates: 1861-09-00, 1896-10-04, 1901-09-30, 1915-09-08, 1939-07-11, 1946-09-05, 1967-09-10, 1978-09-17, 1993-07-16, 2005-08-02, 2006-09-27, 2010-08-10, 2011-06-15, 2011-08-16, 2014-07-02
Solanum lycopersicum L. - Garden Tomato
Specimen count: 10; collection dates: 1894-10-29, 1905-08-27, 2009-08-08, 2009-09-01, 2013-09-29, 2014-10-14, 2017-06-23, 2017-07-12, 2017-09-27, 2018-06-07
Solanum nigrum L. - European Black Nightshade
Specimen count: 64; collection dates: 1908-09-20, 1925-08-12, 1984-09-04, 2000-09-07, 2001-09-03, 2005-07-16, 2005-08-02, 2006-10-25, 2006-11-07, 2008-11-14, 2009-08-03, 2010-08-10, 2010-10-18, 2011-08-16, 2013-09-15, 2015-09-02, 2016-09-19, 2016-10-14, 2016-10-16, 2017-06-03, 2017-06-19, 2017-06-21, 2017-06-23, 2017-07-04, 2017-08-06, 2017-08-25, 2017-09-03, 2017-09-08, 2017-09-10, 2017-09-15, 2017-09-20, 2017-09-23, 2017-09-25, 2017-09-26, 2017-10-07, 2017-10-23, 2017-10-28, 2017-11-05, 2017-11-08, 2018-05-15, 2018-06-05, 2018-06-10, 2018-06-11, 2018-06-15, 2018-06-18
Solanum rostratum Dunal - Horned Nightshade
Specimen count: 11; collection dates: 1890-08-15, 1893-08-06, 1899-08-22, 1917-09-13, 1918-07-13, 1926-07-24, 1940-07-14, 2001-09-03, 2006-09-07, 2015-08-04, 2016-08-28
Solanum sarrachoides Sendtn. - Tropical American Nightshade
Specimen count: 2; collection dates: 1936-09-17, 1949-09-12
Solidago altissima L. - Tall Goldenrod
Specimen count: 11; collection dates: 1901-09-11, 1901-09-14, 1901-09-19, 1904-09-28, 1939-09-21, 2006-09-25, 2015-08-30, 2017-07-01, 2017-09-13, 2017-09-20, 2017-10-04
Solidago arguta Torr. & A. Gray - Atlantic Goldenrod
Solidago bicolor L. - White Goldenrod
Specimen count: 17; collection dates: 1869-09-10, 1869-09-20, 1889-09-22, 1893-09-06, 1896-09-21, 1899-09-01, 1899-09-13, 1899-09-21, 1899-10-01, 1901-09-19, 1921-10-07, 1922-08-24, 1954-09-26, 1954-10-03, 2017-09-02, 2017-10-28
Solidago caesia L. - Wreath Goldenrod
Specimen count: 28; collection dates: 1879-08-00, 1899-09-13, 1899-09-20, 1901-10-04, 1901-10-12, 1937-09-09, 1940-10-10, 1987-09-23, 2006-09-27, 2006-10-07, 2006-11-01, 2008-10-09, 2014-10-28, 2015-10-15, 2016-10-10, 2016-10-22, 2017-07-05, 2017-07-06, 2017-09-12, 2017-09-15, 2017-09-19, 2017-09-26, 2017-09-27, 2017-10-05, 2018-04-28, 2018-04-30
Solidago canadensis L. - Canadian Goldenrod
Specimen count: 25; collection dates: 1896-09-21, 1899-09-05, 1899-09-17, 2015-10-01, 2016-06-11, 2016-09-19, 2017-06-08, 2017-08-01, 2017-08-10, 2017-08-17, 2017-08-21, 2017-08-23, 2017-08-27, 2017-08-30, 2017-09-19, 2017-09-22, 2017-10-28, 2018-04-26, 2018-04-30, 2018-06-02, 2018-06-07, 2018-06-14, 2018-06-15
Solidago flexicaulis L. - Zigzag Goldenrod
Specimen count: 9; collection dates: 1886-08-14, 1898-09-25, 1899-09-10, 1899-09-18, 1913-10-16, 2017-10-04, 2018-04-29, 2018-05-05, 2018-05-31
Solidago gigantea Aiton - Late Goldenrod
Specimen count: 8; collection dates: 1879-08-03, 1896-09-03, 1901-08-17, 1903-10-24, 1907-08-31, 1920-09-16, 2017-09-19
Solidago juncea Aiton - Early Goldenrod
Specimen count: 32; collection dates: 1883-08-24, 1899-09-00, 1899-09-01, 1899-09-05, 1899-09-21, 1899-09-23, 1901-08-11, 1901-09-13, 1905-10-04, 1908-08-28, 1916-09-27, 1939-09-08, 1939-09-19, 1993-07-22, 1993-08-05, 2002-07-26, 2006-06-29, 2014-08-16, 2016-09-07, 2016-10-29, 2017-07-09, 2017-08-12, 2018-04-29, 2018-04-30, 2018-06-03
Solidago latissimifolia Mill. - Elliott's Goldenrod
Specimen count: 3; collection dates: 1877-09-24, 1895-09-17
Solidago macrophylla Pursh - Large-Leaf Goldenrod
Specimen count: 3; collection dates: 2006-06-08, 2014-09-24, 2016-09-07
Solidago nemoralis Aiton - Gray Goldenrod
Specimen count: 8; collection dates: 1894-09-30, 1899-09-05, 1899-09-28, 1939-09-20, 2002-09-19, 2017-09-20, 2017-09-27
Solidago odora Aiton - Anise-Scented Goldenrod
Specimen count: 14; collection dates: 1890-08-02, 1890-08-03, 1891-06-00, 1892-10-30, 1901-09-19, 1914-09-11, 1936-09-10, 2009-09-18, 2009-10-26, 2016-08-17
Solidago patula Muhl. ex Willd. - Round-Leaf Goldenrod
Specimen count: 6; collection dates: 1892-10-12, 1899-09-00, 1899-09-01, 1899-09-05, 1901-09-07, 1920-09-16
Solidago rugosa Mill. - Wrinkle-Leaf Goldenrod
Specimen count: 23; collection dates: 1892-10-06, 1894-09-30, 1899-09-01, 1899-09-13, 1901-09-13, 1965-09-30, 1978-09-17, 1987-09-14, 1993-10-23, 1995-09-27, 2008-09-22, 2009-09-18, 2013-09-21, 2017-06-11, 2017-08-19, 2017-09-20, 2017-09-22, 2017-09-26, 2017-09-27, 2017-11-08
Solidago sempervirens L. - Seaside Goldenrod
Specimen count: 242; collection dates: 1891-10-00, 1909-09-19, 1941-10-26, 1997-11-13, 2002-10-10, 2006-10-15, 2010-09-30, 2012-10-20, 2013-11-10, 2014-09-12, 2014-11-05, 2014-11-30, 2015-08-30, 2015-10-08, 2015-10-13, 2016-06-10, 2016-06-17, 2016-07-03, 2016-09-25, 2016-10-01, 2016-10-02, 2016-10-14, 2016-10-16, 2016-10-29, 2016-11-08, 2016-11-11, 2016-11-13, 2017-03-26, 2017-04-02, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-05-06, 2017-05-14, 2017-05-26, 2017-05-27, 2017-05-28, 2017-05-31, 2017-06-03, 2017-06-13, 2017-06-15, 2017-07-06, 2017-07-15, 2017-07-16, 2017-07-24, 2017-08-05, 2017-08-21, 2017-09-25, 2017-09-26, 2017-09-29, 2017-10-01, 2017-10-04, 2017-10-06, 2017-10-09, 2017-10-10, 2017-10-14, 2017-10-20, 2017-10-23, 2017-10-27, 2017-10-28, 2017-11-02, 2017-11-05, 2017-11-07, 2017-11-09, 2017-11-12, 2017-11-15, 2017-11-27, 2017-12-10, 2018-01-20, 2018-02-19, 2018-03-03, 2018-03-19, 2018-03-24, 2018-04-14, 2018-04-15, 2018-04-17, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-04, 2018-05-05, 2018
Solidago speciosa Nutt. - Showy Goldenrod
Specimen count: 12; collection dates: 1865-09-23, 1865-09-24, 1866-10-07, 1938-09-29, 1939-09-27, 1983-00-00, 1988-10-11, 1992-09-24, 2017-08-03
Solidago uliginosa Nutt. - Bog Goldenrod
Specimen count: 7; collection dates: 1880-09-19, 1892-10-06, 1893-09-03, 1894-09-16, 1899-09-05, 1899-09-28, 1992-10-01
Solidago ulmifolia Muhl. ex Willd. - Elm-Leaf Goldenrod
Specimen count: 1; collection dates: 2006-08-17
Sonchus arvensis L. - Field Sow-Thistle
Sonchus asper (L.) Hill - Spiny-Leaf Sow-Thistle
Specimen count: 17; collection dates: 1993-07-05, 2006-06-01, 2009-05-29, 2009-06-22, 2013-09-29, 2014-06-03, 2014-06-06, 2014-06-25, 2017-06-19, 2017-06-22, 2017-07-01, 2017-07-05, 2017-07-25, 2017-08-11
Sonchus oleraceus L. - Common Sow-Thistle
Specimen count: 49; collection dates: 1890-08-15, 1899-09-01, 1904-09-22, 1939-06-27, 1962-11-08, 2006-11-01, 2009-05-29, 2013-08-27, 2014-08-13, 2014-09-04, 2016-06-26, 2016-09-19, 2016-11-13, 2017-04-16, 2017-05-03, 2017-05-04, 2017-05-21, 2017-05-26, 2017-05-30, 2017-06-08, 2017-06-11, 2017-07-08, 2017-07-15, 2017-07-24, 2017-08-05, 2017-08-06, 2017-08-27, 2017-09-14, 2018-04-25, 2018-05-16, 2018-05-22, 2018-05-29, 2018-06-01, 2018-06-03, 2018-06-04, 2018-06-06, 2018-06-07, 2018-06-08, 2018-06-13, 2018-06-14, 2018-06-15
Sorbaria sorbifolia (L.) A. Braun - False Spiraea
Specimen count: 9; collection dates: 1898-07-30, 1908-09-10, 1910-06-27, 1924-11-24, 1925-07-09, 1936-06-17, 1936-09-22, 1937-06-25, 2018-04-27
Sorbus aucuparia L. - European Mountain-Ash
Specimen count: 7; collection dates: 1898-06-07, 1910-08-08, 1914-09-02, 1915-05-13, 1943-08-20, 1949-07-11
Sorghastrum nutans (L.) Nash - Yellow Indian Grass
Specimen count: 27; collection dates: 1848-09-00, 1878-00-00, 1878-08-00, 1889-08-25, 1897-10-17, 1901-09-19, 1905-09-23, 1911-09-08, 1914-09-03, 1915-09-14, 1936-09-10, 1937-08-30, 1946-09-07, 2006-09-06, 2015-09-02, 2015-09-03, 2015-09-04, 2015-09-11, 2017-09-22
Sorghum bicolor (L.) Moench - Broom-Corn
Specimen count: 3; collection dates: 1898-09-09, 1908-09-19, 2017-08-19
Sorghum halepense (L.) Pers. - Johnson Grass
Specimen count: 11; collection dates: 1908-09-19, 1915-09-14, 1923-08-11, 1925-07-03, 1925-10-08, 1949-08-00, 1949-09-04, 1957-07-04, 2016-07-06
Sparganium americanum Nutt. - American Burr-Reed
Specimen count: 1; collection dates: 1876-07-02
Sparganium androcladum (Engelm.) Morong - Branched Burr-Reed
Specimen count: 6; collection dates: 1887-09-05, 1893-06-24, 1893-07-28, 1897-10-17, 1994-12-28
Sparganium eurycarpum Engelm. - Broad-Fruit Burr-Reed
Specimen count: 13; collection dates: 1884-07-10, 1893-07-29, 1896-06-27, 1899-06-17, 1929-07-26, 1939-06-23, 1948-06-00, 2009-08-10, 2015-06-24, 2017-06-06, 2017-09-10
Sparganium natans L. - Arctic Burr-Reed
Spartina alterniflora Loisel. - Spartine Alterniflore
Specimen count: 53; collection dates: 1876-08-00, 1877-10-07, 1879-08-00, 1891-08-27, 1893-10-08, 1894-09-24, 1897-09-05, 1902-08-23, 1903-09-21, 1916-07-29, 1918-08-14, 1925-09-09, 1936-07-29, 1936-09-05, 1946-08-26, 1957-10-11, 1978-08-00, 1984-09-22, 1986-09-19, 2006-08-23, 2007-07-14, 2013-09-19, 2014-08-11, 2014-11-05, 2015-01-21, 2015-03-16, 2015-08-30, 2016-06-10, 2016-06-11, 2016-07-03, 2017-05-03, 2017-06-18, 2017-08-04, 2017-08-05, 2017-08-21, 2017-09-10, 2017-09-26, 2017-09-27, 2017-10-10, 2017-10-30, 2018-04-29, 2018-05-11
Spartina cynosuroides (L.) Roth - Big Cord Grass
Specimen count: 17; collection dates: 1862-08-11, 1879-08-21, 1879-09-00, 1879-09-28, 1896-08-15, 1897-09-18, 1897-09-22, 1898-09-09, 1902-08-23, 1904-09-11, 1908-09-26, 1948-10-08, 2002-10-18, 2013-09-19
Spartina patens Muhl. - Spartine Étalée
Specimen count: 39; collection dates: 1877-08-30, 1878-08-27, 1886-08-00, 1889-07-12, 1897-08-08, 1898-08-00, 1899-07-12, 1908-10-22, 1916-07-16, 1918-08-09, 1920-08-28, 1925-07-05, 1925-08-27, 1930-09-18, 1931-09-23, 1936-07-29, 1948-10-08, 1963-09-14, 2006-08-19, 2006-08-23, 2006-10-15, 2007-07-14, 2015-03-16, 2015-08-30, 2016-06-10, 2016-06-11, 2017-06-29, 2017-08-05, 2017-08-09, 2018-03-03, 2018-04-29, 2018-05-23
Spartina pectinata Bosc ex Link - Freshwater Cord Grass
Specimen count: 13; collection dates: 1878-08-06, 1879-09-00, 1895-08-11, 1898-07-10, 1902-08-23, 1914-09-03, 1936-07-28, 1941-07-24, 2015-08-30, 2018-04-29
Spergula arvensis L. - Corn Spurry
Specimen count: 11; collection dates: 1885-05-30, 1899-08-05, 1900-07-01, 1905-07-26, 2004-04-18, 2015-07-16, 2017-04-17
Spergularia canadensis (Pers.) G. Don - Canadian Sandspurry
Spergularia marina (L.) Griseb. - Saltmarsh Sandspurry
Specimen count: 41; collection dates: 1848-08-00, 1878-08-00, 1896-05-31, 1896-08-29, 1909-11-21, 1914-06-20, 1914-07-16, 1925-07-05, 2016-06-11, 2016-07-03, 2016-07-04, 2016-07-09, 2017-06-08, 2017-06-15, 2017-06-18, 2017-06-23, 2017-06-25, 2017-06-29, 2017-07-05, 2017-07-09, 2017-07-17, 2017-07-30, 2017-08-23, 2017-10-23, 2017-11-25, 2018-05-03, 2018-06-06, 2018-06-14
Spergularia media (L.) C. Presl - Satin-Flower
Specimen count: 4; collection dates: 1886-09-04, 1905-08-13, 1962-10-12
Spergularia rubra (L.) J. Presl & C. Presl - Ruby Sandspurry
Specimen count: 19; collection dates: 1899-07-08, 1938-05-10, 1949-05-10, 2006-05-30, 2009-08-17, 2016-07-08, 2016-07-10, 2016-07-13, 2017-05-21, 2017-05-31, 2017-06-07, 2017-06-29, 2017-07-02, 2017-07-05, 2017-07-07, 2018-05-26, 2018-06-18
Sphenopholis intermedia (Rydb.) Rydb. - Slender Wedgescale
Specimen count: 8; collection dates: 1872-00-00, 1879-05-25, 1896-05-30, 1896-06-05, 1896-06-21, 1925-06-17, 1947-06-00
Sphenopholis nitida (Biehler) Scribn. - Shiny Wedgescale
Specimen count: 10; collection dates: 1872-06-22, 1878-06-10, 1880-06-05, 1890-05-31, 1896-05-23, 1896-05-30, 1906-06-30, 1924-06-17
Sphenopholis obtusata (Michx.) Scribn. - Prairie Wedgescale
Specimen count: 6; collection dates: 1878-06-10, 1878-08-00, 1890-06-15, 1893-06-29, 1895-06-11
Sphenopholis pensylvanica (L.) Hitchc. - Swamp Wedgescale
Specimen count: 5; collection dates: 1878-06-10, 1881-05-30, 1891-05-30
Spiraea alba Du Roi - White Meadowsweet
Specimen count: 10; collection dates: 1900-11-00, 1908-09-03, 1908-09-30, 1925-06-26, 1955-06-26, 2017-06-24, 2018-04-28, 2018-04-30
Spiraea tomentosa L. - Steeplebush
Specimen count: 22; collection dates: 1876-07-31, 1879-07-22, 1880-07-17, 1884-07-20, 1884-07-30, 1885-08-09, 1898-07-15, 1903-07-09, 1903-07-10, 1908-09-12, 1925-07-26, 1930-07-24, 1936-07-21, 1947-08-21, 1975-09-30, 2017-09-25, 2018-05-01, 2018-06-19
Spiranthes cernua (L.) Rich. - White Nodding Ladies'-Tresses
Specimen count: 19; collection dates: 1876-09-00, 1877-09-20, 1883-09-23, 1883-09-29, 1891-09-06, 1891-10-03, 1897-09-26, 1904-09-21, 1904-10-02, 1916-09-26, 1925-09-21, 1989-09-21, 2015-09-11, 2016-04-18, 2016-06-10, 2017-04-16
Spiranthes lacera (Raf.) Raf. - Northern Slender Ladies'-Tresses
Spiranthes lucida (H. H. Eaton) Ames - Shining Ladies'-Tresses
Spiranthes ochroleuca (Rydb.) Rydb. - Yellow Nodding Ladies'-Tresses
Spiranthes tuberosa Raf. - Little Ladies'-Tresses
Specimen count: 5; collection dates: 1848-08-29, 1871-09-17, 1878-08-27, 1997-08-28, 2017-08-19
Spiranthes vernalis Engelm. & A. Gray - Spring Ladies'-Tresses
Specimen count: 1; collection dates: 1894-08-05
Spirodela polyrhiza (L.) Schleid. - Common Duckmeat
Specimen count: 8; collection dates: 1849-00-00, 1885-07-05, 1948-08-00, 2011-07-12, 2014-06-03, 2017-05-13, 2017-06-11, 2017-09-28
Sporobolus clandestinus (Biehler) Hitchc. - Rough Dropseed
Specimen count: 2; collection dates: 2002-09-19
Sporobolus compositus (Poir.) Merr. - Head-Like Dropseed
Specimen count: 1; collection dates: 1871-09-17
Sporobolus cryptandrus (Torr.) A. Gray - Sand Dropseed
Specimen count: 2; collection dates: 1948-10-02, 1971-08-15
Sporobolus neglectus Nash - Small Dropseed
Specimen count: 2; collection dates: 1878-08-27, 1891-09-20
Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood - Poverty Dropseed
Specimen count: 7; collection dates: 1878-08-30, 1895-09-00, 1898-10-16, 1937-09-16, 1948-10-02, 2015-08-30
Stachys hyssopifolia Michx. - Hyssop-Leaf Hedge-Nettle
Specimen count: 9; collection dates: 1879-08-20, 1889-07-07, 1898-09-08, 1904-07-31, 1914-09-03, 1918-09-14, 1920-08-17
Stachys palustris L. - Woundwort
Staphylea trifolia L. - American Bladdernut
Specimen count: 41; collection dates: 1893-06-00, 1905-07-16, 1907-06-01, 1907-07-24, 1932-09-09, 1939-10-16, 1940-05-24, 1964-05-10, 1985-05-20, 1987-01-27, 2006-05-24, 2006-10-25, 2008-10-09, 2016-10-16, 2017-04-14, 2017-04-18, 2017-04-27, 2017-05-10, 2017-06-22, 2017-06-23, 2017-07-06, 2017-07-11, 2018-05-18, 2018-05-31, 2018-06-02, 2018-06-07, 2018-06-16
Stellaria alsine Grimm - Bog Chickweed
Specimen count: 4; collection dates: 1879-05-27, 1916-08-11, 1917-10-16
Stellaria graminea L. - Grass-Leaf Starwort
Specimen count: 21; collection dates: 1848-07-00, 1878-06-10, 1878-07-00, 1878-07-17, 1879-06-05, 1881-06-00, 1882-06-00, 1883-06-06, 1883-06-08, 1906-05-30, 1916-05-27, 1925-05-30, 1939-06-07, 2006-06-15, 2016-08-09, 2017-06-04, 2018-06-02
Stellaria holostea L. - Adder's-Meat
Stellaria longifolia Muhl. ex Willd. - Long-Leaf Starwort
Specimen count: 9; collection dates: 1879-05-26, 1879-05-30, 1880-05-15, 1882-07-18, 1896-06-01, 1903-05-19, 1948-06-06, 1949-06-11
Stellaria media (L.) Vill. - Common Chickweed
Specimen count: 227; collection dates: 1876-07-05, 1878-03-10, 1882-06-13, 1909-07-00, 1910-05-21, 1925-05-01, 1935-06-24, 1946-05-19, 2006-03-31, 2006-04-11, 2006-04-15, 2006-04-20, 2007-04-21, 2008-04-19, 2009-03-22, 2009-04-09, 2009-06-30, 2014-04-17, 2014-05-03, 2014-05-30, 2015-04-27, 2016-04-06, 2016-06-26, 2016-12-25, 2017-01-04, 2017-01-11, 2017-01-12, 2017-01-16, 2017-02-18, 2017-02-19, 2017-02-24, 2017-02-25, 2017-03-20, 2017-03-21, 2017-03-30, 2017-04-03, 2017-04-08, 2017-04-09, 2017-04-10, 2017-04-11, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-23, 2017-04-30, 2017-05-06, 2017-05-12, 2017-05-20, 2017-05-26, 2017-05-28, 2017-06-08, 2017-06-11, 2017-06-18, 2017-06-19, 2017-08-28, 2017-11-22, 2017-11-29, 2018-01-03, 2018-01-20, 2018-02-19, 2018-02-20, 2018-02-27, 2018-03-03, 2018-03-04, 2018-03-06, 2018-03-12, 2018-03-19, 2018-03-24, 2018-03-27, 2018-03-31, 2018-04-01, 2018-04-05, 2018-04-11, 2018-04-14, 2018-04-15, 2018-04-17, 2018-04-22, 2018-04-24, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018
Stenanthium leimanthoides - Pine-Barren Featherbells
Specimen count: 1; collection dates: 1904-08-09
Strophostyles helvola (L.) Elliott - Trailing Fuzzy-Bean
Specimen count: 53; collection dates: 1817-09-16, 1877-07-30, 1879-09-00, 1882-08-00, 1883-09-15, 1886-08-15, 1886-10-03, 1889-08-25, 1893-09-16, 1894-08-27, 1894-10-16, 1895-08-19, 1896-10-06, 1899-09-01, 1901-09-02, 1901-09-07, 1903-09-07, 1905-08-01, 1910-09-17, 1911-07-05, 1914-08-16, 1917-09-16, 1917-09-21, 1939-09-21, 1940-00-00, 1944-08-13, 1947-08-20, 1986-07-29, 1990-07-30, 1991-08-11, 1992-07-10, 2005-09-04, 2006-08-19, 2014-08-16, 2016-06-11, 2016-09-25, 2017-08-05, 2017-08-06, 2017-08-23, 2017-08-27, 2017-08-28, 2017-09-18, 2017-09-25
Strophostyles umbellata (Muhl. ex Willd.) Britton - Pink Fuzzy-Bean
Specimen count: 14; collection dates: 1877-08-25, 1886-08-00, 1888-09-04, 1889-08-25, 1894-08-26, 1901-08-17, 1925-08-27, 1941-09-02, 1995-08-15
Stuckenia pectinata (L.) Börner - Sago False Pondweed
Stylophorum diphyllum (Michx.) Nutt. - Wood-Poppy
Specimen count: 71; collection dates: 1966-05-08, 2012-04-02, 2014-04-17, 2014-05-21, 2016-04-17, 2017-04-14, 2017-04-17, 2017-04-18, 2017-04-28, 2018-03-14, 2018-04-12, 2018-04-13, 2018-04-14, 2018-04-22, 2018-04-24, 2018-04-25, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-03, 2018-05-10, 2018-05-17, 2018-05-19, 2018-05-20, 2018-05-23, 2018-05-24, 2018-05-26, 2018-05-28, 2018-06-10, 2018-06-11, 2018-06-14, 2018-06-15
Stylosanthes biflora (L.) Britton, Sterns & Poggenb. - Side-Beak Pencil-Flower
Specimen count: 9; collection dates: 1886-08-00, 1891-09-26, 1896-07-19, 1902-08-16, 1907-08-10
Styphnolobium japonicum Schott - Japanese Pagoda-Tree
Specimen count: 10; collection dates: 2009-08-19, 2010-11-11, 2015-04-29, 2015-07-23, 2015-07-29, 2017-10-15, 2018-02-22, 2018-03-28, 2018-04-28, 2018-05-30
Suaeda calceoliformis (Hook.) Moq. - Paiuteweed
Specimen count: 2; collection dates: 1962-10-12, 1991-11-05
Suaeda linearis (Elliot) Moq. - Annual Seepweed
Specimen count: 6; collection dates: 1909-09-02, 1914-10-03, 1986-08-13
Suaeda maritima (L.) Dumort. - Herbaceous Seepweed
Specimen count: 10; collection dates: 1877-08-28, 1877-09-09, 1883-09-19, 1884-08-23, 1903-09-27, 1986-08-13, 2016-10-29
Suaeda rolandii Bassett & C.W. Crompton - Roland's Seepweed
Symphoricarpos orbiculatus Moench - Coral-Berry
Specimen count: 8; collection dates: 1898-08-03, 1898-10-16, 1899-08-28, 2014-10-05, 2017-09-11, 2017-12-10, 2018-04-29
Symphyotrichum boreale (Torr. & A. Gray) Á. Löve & D. Löve - Boreal American-Aster
Symphyotrichum ciliolatum (Lindl.) A. Löve & D. Löve - Lindley's American-Aster
Symphyotrichum concolor (L.) G.L. Nesom - Eastern Silver American-Aster
Symphyotrichum cordifolium (L.) G. L. Nesom - Common Blue American-Aster
Specimen count: 94; collection dates: 1850-09-04, 1874-10-01, 1877-09-30, 1884-09-20, 1886-09-00, 1886-10-00, 1888-10-21, 1891-09-12, 1894-09-25, 1896-09-02, 1896-10-06, 1896-10-07, 1898-09-25, 1898-10-08, 1898-10-09, 1898-10-12, 1901-09-30, 1903-09-21, 1904-09-21, 1904-09-25, 1906-09-25, 1907-09-28, 1908-10-12, 1913-10-16, 1916-10-07, 1918-10-16, 1921-10-20, 1924-10-24, 1926-10-12, 1927-09-20, 1934-10-09, 1940-00-00, 1967-09-20, 1987-10-13, 2009-10-11, 2009-10-21, 2009-10-23, 2010-10-20, 2013-10-15, 2013-10-31, 2016-08-24, 2016-10-22, 2017-04-09, 2017-04-30, 2017-08-01, 2017-09-26, 2017-10-04, 2017-10-05, 2017-10-09, 2017-10-10, 2017-10-11, 2017-10-12, 2017-10-15, 2017-10-18, 2017-10-19, 2017-10-20, 2017-11-01, 2017-11-02, 2017-11-08, 2017-11-09, 2017-11-15, 2017-11-18, 2017-11-20, 2017-11-28, 2017-11-29, 2017-12-03, 2017-12-04, 2017-12-05, 2017-12-08, 2018-03-10, 2018-04-15, 2018-04-28, 2018-04-29, 2018-04-30, 2018-06-13, 2018-06-14
Symphyotrichum dumosum (L.) G. L. Nesom - Rice Button American-Aster
Specimen count: 22; collection dates: 1880-08-29, 1880-10-09, 1889-09-22, 1889-09-29, 1892-09-25, 1898-09-11, 1898-10-09, 1900-08-14, 1901-09-19, 1901-09-25, 1904-09-28, 1905-04-20, 1905-09-26, 1905-10-14, 1906-09-26, 1907-09-16, 1940-10-09, 1978-09-21, 2003-12-10, 2016-10-14
Symphyotrichum ericoides (L.) G. L. Nesom - White Heath American-Aster
Specimen count: 39; collection dates: 1891-09-30, 1892-10-12, 1901-09-30, 1905-10-07, 1913-10-16, 2005-09-11, 2006-08-23, 2006-09-16, 2006-10-15, 2015-10-08, 2015-10-15, 2016-09-19, 2016-10-29, 2017-05-16, 2017-09-16, 2017-09-18, 2017-09-22, 2017-09-24, 2017-09-27, 2017-09-29, 2017-10-04, 2017-10-05, 2017-10-06, 2017-10-10, 2017-10-13, 2017-10-17, 2017-10-23, 2017-11-08, 2018-02-13
Symphyotrichum laeve (L.) Á. Löve & D. Löve - Smooth Blue American-Aster
Specimen count: 53; collection dates: 1891-09-00, 1894-10-06, 1894-10-14, 1896-10-11, 1898-10-09, 1898-10-16, 1899-09-06, 1899-09-13, 1899-09-18, 1901-09-29, 1903-09-25, 1904-10-08, 1905-09-26, 1905-09-29, 1934-09-28, 2001-10-04, 2013-09-21, 2014-09-13, 2015-10-08, 2016-09-24, 2016-10-14, 2016-10-16, 2016-10-29, 2017-04-15, 2017-08-01, 2017-08-05, 2017-09-26, 2017-10-04, 2017-10-06, 2017-10-11, 2017-10-18, 2017-11-05, 2017-11-14, 2017-11-25, 2017-11-28, 2018-04-18, 2018-04-27, 2018-04-28, 2018-04-30
Symphyotrichum lanceolatum (Willd.) G. L. Nesom - White Panicled American-Aster
Specimen count: 49; collection dates: 1885-09-20, 1890-09-27, 1891-09-25, 1891-10-11, 1892-09-01, 1892-09-15, 1892-10-09, 1894-09-21, 1896-09-13, 1898-09-11, 1898-09-21, 1898-10-09, 1901-09-25, 1901-09-29, 1904-09-28, 1905-09-26, 1940-00-00, 1965-10-27, 1967-09-02, 1978-09-26, 1978-10-03, 1988-09-28, 1993-10-23, 2002-10-10, 2009-10-11, 2013-10-15, 2014-10-28, 2015-09-22, 2015-11-04, 2016-09-21, 2017-08-26, 2017-09-25, 2017-09-28, 2017-10-04, 2017-10-06, 2017-10-20, 2017-10-28, 2017-11-04, 2017-11-05, 2017-11-09, 2017-11-29, 2017-12-05, 2017-12-06
Symphyotrichum lateriflorum (L.) Á. Löve & D. Löve - Calico American-Aster
Specimen count: 42; collection dates: 1864-10-08, 1871-09-17, 1889-09-22, 1889-11-05, 1890-09-28, 1891-09-27, 1892-09-18, 1895-10-09, 1896-10-06, 1896-11-06, 1898-09-11, 1898-09-17, 1898-10-08, 1898-10-09, 1898-10-12, 1898-10-16, 1901-09-19, 1901-10-03, 1902-09-27, 1903-09-22, 1904-09-15, 1904-10-02, 1905-09-27, 1909-09-26, 1913-10-16, 1940-10-07, 1948-10-08, 2016-10-01, 2017-09-19, 2017-11-09, 2017-12-06
Symphyotrichum lowrieanum (Porter) G.L. Nesom - Lowrie's American-Aster
Symphyotrichum novae-angliae (L.) G. L. Nesom - New England American-Aster
Specimen count: 72; collection dates: 1872-09-00, 1876-10-03, 1889-10-10, 1892-10-06, 1896-09-20, 1899-09-23, 1899-09-25, 1901-10-12, 1911-09-23, 1913-10-16, 2003-09-21, 2013-09-21, 2014-10-11, 2014-10-14, 2015-09-25, 2015-10-13, 2016-09-19, 2016-09-21, 2016-09-27, 2016-10-08, 2016-10-20, 2017-05-31, 2017-09-09, 2017-09-10, 2017-09-15, 2017-09-19, 2017-09-20, 2017-09-22, 2017-09-23, 2017-09-25, 2017-09-26, 2017-09-27, 2017-09-28, 2017-09-29, 2017-10-02, 2017-10-03, 2017-10-04, 2017-10-05, 2017-10-06, 2017-10-07, 2017-10-10, 2017-10-11, 2017-10-13, 2017-10-18, 2017-10-25, 2018-03-10
Symphyotrichum novi-belgii (L.) G.L.Nesom - New Belgium American-Aster
Specimen count: 12; collection dates: 1886-10-00, 1891-09-07, 1892-09-28, 1894-09-20, 1898-09-11, 1898-10-09, 1909-09-19, 2017-09-29, 2017-10-14, 2018-03-03
Symphyotrichum patens (Aiton) G. L. Nesom - Late Purple American-Aster
Specimen count: 1; collection dates: 2016-09-21
Symphyotrichum pilosum (Willd.) G. L. Nesom - White Oldfield American-Aster
Specimen count: 22; collection dates: 1894-09-21, 1896-10-06, 1898-10-09, 1899-09-28, 1904-09-21, 1973-09-30, 1975-07-16, 2015-11-04, 2016-10-30, 2017-09-13, 2017-09-20, 2017-09-21, 2017-09-25, 2017-09-26, 2017-09-27, 2017-09-29, 2017-10-18, 2017-11-01, 2017-11-29, 2017-12-06, 2018-04-28
Symphyotrichum praealtum (Poir.) G. L. Nesom - Willow-Leaf American-Aster
Specimen count: 12; collection dates: 1891-10-11, 1892-09-18, 1892-09-30, 1898-09-21, 1898-10-09, 1899-09-28, 1909-09-26, 1914-10-04, 1915-09-23, 1928-09-27, 2011-09-28
Symphyotrichum prenanthoides (Muhl. ex Willd.) G. L. Nesom - Crooked-Stem American-Aster
Specimen count: 5; collection dates: 1904-09-26, 1906-09-25, 1981-09-06, 2013-11-03, 2017-10-24
Symphyotrichum puniceum (L.) Á. Löve & D. Löve - Purple-Stem American-Aster
Specimen count: 23; collection dates: 1890-10-14, 1891-10-03, 1891-10-08, 1891-10-25, 1892-09-25, 1892-09-29, 1892-09-30, 1894-09-30, 1896-10-01, 1901-09-16, 1901-09-25, 1901-10-07, 1905-09-26, 1905-09-29, 1921-09-08, 1936-10-00, 2001-09-11, 2017-09-29, 2017-10-17, 2017-11-08
Symphyotrichum racemosum (Elliott) G. L. Nesom - Fragile-Stem American-Aster
Symphyotrichum subulatum (Michx.) G. L. Nesom - Seaside American-Aster
Specimen count: 10; collection dates: 1873-09-18, 1889-09-22, 1891-10-02, 1904-09-22, 1914-09-03, 1936-09-03, 2016-09-28, 2017-09-02, 2017-09-10
Symphyotrichum tenuifolium (L.) G.L. Nesom - Perennial Saltmarsh American-Aster
Specimen count: 4; collection dates: 1886-09-00, 1898-10-16, 1901-09-19, 2017-06-29
Symphyotrichum tradescantii (L.) G.L. Nesom - Tradescant's American-Aster
Specimen count: 6; collection dates: 1871-09-28, 1890-09-28, 1891-09-20, 1892-09-18, 2002-10-07
Symphyotrichum undulatum (L.) G. L. Nesom - Wavy-Leaf American-Aster
Specimen count: 24; collection dates: 1845-09-00, 1891-10-10, 1891-10-15, 1892-10-06, 1894-10-07, 1896-10-04, 1896-10-08, 1896-10-10, 1896-10-11, 1898-10-01, 1898-10-06, 1899-09-20, 1900-10-06, 1901-10-12, 1905-09-26, 1906-09-14, 1906-10-08, 1907-09-16, 1913-10-16, 1940-09-29, 1967-09-02
Symphyotrichum urophyllum (Lindl. ex DC.) G. L. Nesom - White Arrow American-Aster
Specimen count: 1; collection dates: 2017-10-17
Symphytum officinale L. - Common Comfrey
Specimen count: 8; collection dates: 1898-06-07, 1899-06-05, 1938-03-08, 1993-06-02, 2000-08-08, 2018-05-09
Symplocarpus foetidus (L.) Salisb. ex Nutt. - Skunk-Cabbage
Specimen count: 156; collection dates: 1901-04-23, 1925-03-21, 1963-04-06, 1986-04-15, 1987-03-30, 1995-06-01, 2006-04-12, 2007-05-07, 2015-04-21, 2017-02-26, 2017-04-02, 2017-04-03, 2017-04-05, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-27, 2017-04-30, 2017-05-19, 2017-05-27, 2017-07-17, 2018-02-09, 2018-02-20, 2018-02-21, 2018-03-01, 2018-03-04, 2018-03-05, 2018-03-09, 2018-03-10, 2018-03-17, 2018-03-25, 2018-03-30, 2018-03-31, 2018-04-01, 2018-04-02, 2018-04-06, 2018-04-08, 2018-04-14, 2018-04-20, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-21
Taenidia integerrima (L.) Drude - Yellow-Pimpernel
Tanacetum parthenium (L.) Sch.Bip. - Feverfew
Specimen count: 5; collection dates: 1879-06-14, 1879-06-28, 1901-07-08, 1907-08-23, 2006-06-13
Tanacetum vulgare L. - Common Tansy
Specimen count: 9; collection dates: 1898-09-12, 1899-08-01, 1902-10-07, 1940-09-03, 1946-08-18, 1962-10-12, 2017-08-06, 2017-12-09
Taraxacum erythrospermum Andrz. ex Besser - Red-Seed Dandelion
Specimen count: 50; collection dates: 1897-05-23, 1899-05-25, 1900-05-10, 1911-09-28, 2017-05-03, 2017-07-01, 2017-07-04, 2017-08-30, 2017-09-02, 2017-10-02, 2017-10-07, 2017-10-10, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-04, 2018-05-05, 2018-05-06, 2018-05-07, 2018-05-08, 2018-05-09, 2018-05-10, 2018-05-11, 2018-05-14
Taraxacum officinale F. H. Wigg. - Common Dandelion
Specimen count: 799; collection dates: 1853-05-01, 1876-08-00, 1896-05-05, 1920-06-09, 1938-06-13, 1948-04-08, 1986-04-30, 1992-05-12, 1998-05-05, 1998-07-09, 2006-04-01, 2006-04-06, 2006-04-11, 2006-04-19, 2006-06-17, 2007-04-21, 2008-04-19, 2009-06-24, 2013-04-22, 2013-06-04, 2013-09-16, 2014-04-17, 2014-05-03, 2014-06-03, 2015-05-22, 2016-05-13, 2016-06-10, 2016-06-11, 2016-09-21, 2016-11-13, 2017-01-04, 2017-01-11, 2017-02-18, 2017-03-30, 2017-04-08, 2017-04-09, 2017-04-10, 2017-04-11, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-21, 2017-04-23, 2017-04-28, 2017-04-30, 2017-05-02, 2017-05-04, 2017-05-05, 2017-05-06, 2017-05-07, 2017-05-12, 2017-05-26, 2017-05-27, 2017-06-01, 2017-06-08, 2017-06-11, 2017-06-13, 2017-06-18, 2017-06-19, 2017-06-20, 2017-06-21, 2017-06-22, 2017-06-23, 2017-06-24, 2017-06-27, 2017-06-28, 2017-06-29, 2017-06-30, 2017-07-01, 2017-07-06, 2017-07-16, 2017-07-24, 2017-08-02, 2017-08-03, 2017-08-05, 2017-08-24, 2017-08-29, 2017-08-31, 2017-09-02, 2017-09-04, 2017-09-10, 2017-09-11, 2017-09-15, 2017
Tarenaya hassleriana (Chodat) H. H. Iltis - Pinkqueen
Specimen count: 3; collection dates: 2015-09-10, 2015-10-01
Taxus baccata L. - English Yew
Specimen count: 53; collection dates: 1898-00-00, 1903-00-00, 1904-09-02, 1904-09-10, 1916-09-18, 1916-09-28, 1916-10-02, 1991-10-18, 1991-11-06, 2009-03-22, 2013-10-15, 2014-06-19, 2014-07-02, 2014-10-27, 2016-05-13, 2016-08-03, 2016-09-21, 2016-09-25, 2017-04-17, 2017-09-26, 2017-11-04, 2018-02-13, 2018-03-10, 2018-03-18, 2018-03-19, 2018-03-27, 2018-04-20, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-06, 2018-05-08
Taxus canadensis Marshall - American Yew
Specimen count: 6; collection dates: 1903-00-00, 1925-08-22, 1933-07-28, 2010-11-11, 2018-03-23, 2018-04-28
Taxus cuspidata Siebold & Zucc. - Japanese Yew
Specimen count: 20; collection dates: 1903-00-00, 1916-10-02, 1929-05-17, 1929-07-18, 1966-04-03, 1991-10-30, 1992-05-29, 2017-09-26, 2018-03-20, 2018-03-26, 2018-03-29, 2018-04-27, 2018-04-28
Tephrosia virginiana (L.) Pers. - Goat's-Rue
Specimen count: 4; collection dates: 1876-06-00, 1882-08-00, 1903-06-20
Tetradium daniellii (Benn.) T.G. Hartley - Bee-Bee Tree
Specimen count: 7; collection dates: 1944-10-09, 1964-09-29, 2006-08-22, 2009-08-13, 2011-08-01, 2013-09-15, 2014-11-04
Teucrium canadense L. - American Germander
Specimen count: 20; collection dates: 1886-08-07, 1886-10-00, 1897-08-07, 1898-07-23, 1898-10-16, 1900-08-25, 1901-09-07, 1906-06-26, 1908-07-06, 1909-06-25, 1910-07-14, 1914-07-16, 1934-09-00, 1936-07-09, 2014-07-30, 2017-07-25, 2017-07-27
Thalictrum dioicum L. - Early Meadow-Rue
Specimen count: 19; collection dates: 1879-05-00, 1879-05-10, 1897-07-30, 1900-05-05, 1902-10-04, 1983-05-07, 2015-04-22, 2017-04-16, 2018-04-17, 2018-04-27, 2018-04-28, 2018-04-30
Thalictrum pubescens Pursh - King-of-the-Meadow
Specimen count: 16; collection dates: 1881-06-22, 1889-06-30, 1890-07-12, 1891-06-00, 1896-07-13, 1902-07-11, 1903-07-24, 1914-07-04, 1940-07-26, 2014-06-30, 2017-06-29, 2018-04-28
Thalictrum revolutum DC. - Waxy-Leaf Meadow-Rue
Specimen count: 8; collection dates: 1849-06-04, 1885-06-20, 1891-06-00, 1894-07-04, 1912-08-10, 1913-06-09, 1921-05-20, 1924-06-17
Thalictrum thalictroides (L.) A. J. Eames & B. Boivin - Rue-Anemone
Specimen count: 38; collection dates: 1868-05-00, 1876-06-05, 1876-06-08, 1877-05-00, 1886-00-00, 1887-05-00, 1888-05-28, 1896-05-04, 1899-05-04, 1899-05-20, 1902-04-00, 1907-05-10, 1909-05-01, 1914-05-04, 1915-04-24, 1930-05-09, 1940-05-17, 2017-04-18, 2017-04-28, 2018-04-14, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30
Thelypteris noveboracensis (L.) Nieuwl. - New York Fern
Specimen count: 47; collection dates: 1876-07-16, 1883-09-30, 1887-06-12, 1888-07-01, 1894-08-19, 1899-07-04, 1899-07-29, 1899-08-06, 1903-09-10, 1903-09-19, 1904-09-24, 1905-07-28, 1906-08-14, 1917-09-22, 1925-09-20, 1936-09-09, 1937-07-30, 1947-07-12, 1947-08-00, 1987-10-05, 2004-05-15, 2009-06-22, 2009-06-30, 2014-07-11, 2015-08-25, 2017-04-30, 2017-05-13, 2017-05-15, 2017-09-09, 2017-09-19, 2017-09-20, 2017-09-22, 2018-02-15, 2018-04-28, 2018-04-30, 2018-05-19, 2018-06-02
Thelypteris palustris Schott - Eastern Marsh Fern
Specimen count: 17; collection dates: 1876-08-13, 1899-07-29, 1903-09-07, 1904-09-25, 1905-08-14, 1906-08-14, 1925-07-26, 1925-09-08, 1946-07-00, 1986-08-13, 2017-04-30, 2017-06-15, 2018-04-29, 2018-04-30
Specimen count: 15; collection dates: 1903-10-04, 1905-07-26, 1905-08-07, 1906-08-04, 1906-09-11, 1910-10-02, 1925-07-01
Thlaspi arvense L. - Field Pennycress
Specimen count: 30; collection dates: 1861-00-00, 1883-06-17, 1901-06-25, 1906-06-06, 1911-05-29, 1929-06-13, 1936-06-11, 1949-06-14, 2006-05-03, 2009-08-03, 2014-04-17, 2014-04-26, 2014-06-06, 2017-04-10, 2017-04-18, 2017-04-28, 2017-05-12, 2017-05-28, 2017-11-14, 2018-04-28, 2018-04-30, 2018-05-07, 2018-05-13, 2018-05-17, 2018-05-18, 2018-05-20, 2018-05-22, 2018-06-08
Thuja occidentalis L. - Eastern Arborvitae
Specimen count: 40; collection dates: 1840-08-00, 1867-09-00, 1867-09-26, 1875-10-00, 1899-08-05, 1904-09-02, 1904-09-09, 1904-09-10, 1924-11-24, 1925-05-28, 1929-07-15, 1942-08-11, 1994-07-13, 2010-11-11, 2014-10-02, 2017-11-29, 2018-01-25, 2018-02-10, 2018-02-24, 2018-04-29, 2018-04-30, 2018-05-04, 2018-05-06
Tilia americana L. - American Basswood
Specimen count: 110; collection dates: 1854-07-12, 1888-05-30, 1889-06-00, 1890-08-24, 1890-09-21, 1891-06-00, 1891-07-03, 1891-08-01, 1893-09-04, 1897-07-31, 1902-09-00, 1904-06-25, 1906-06-02, 1911-05-22, 1918-06-28, 1918-07-27, 1922-08-21, 1924-11-24, 1925-09-29, 1930-07-20, 1930-08-07, 1930-09-09, 1937-06-20, 1937-07-02, 1985-07-31, 1987-03-05, 1988-06-00, 1998-06-02, 2006-06-14, 2009-06-22, 2009-06-25, 2009-06-30, 2009-09-20, 2013-10-15, 2015-06-07, 2015-10-17, 2017-04-14, 2017-04-18, 2017-06-11, 2017-06-18, 2017-06-30, 2017-07-04, 2017-07-12, 2017-07-20, 2017-08-15, 2017-08-16, 2017-09-09, 2017-09-10, 2017-09-11, 2017-09-12, 2017-09-19, 2017-09-26, 2017-09-28, 2017-10-10, 2017-11-21, 2017-11-29, 2017-12-02, 2017-12-04, 2018-03-27, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-05, 2018-05-06, 2018-05-08, 2018-05-10, 2018-06-01, 2018-06-05, 2018-06-07, 2018-06-08, 2018-06-09, 2018-06-10, 2018-06-13, 2018-06-15
Tilia cordata Mill. - Small-Leaf Linden
Specimen count: 37; collection dates: 2009-06-18, 2009-06-22, 2015-05-20, 2015-06-10, 2015-06-14, 2017-04-18, 2017-05-06, 2017-06-26, 2017-07-02, 2017-09-19, 2017-09-27, 2017-11-01, 2018-04-30, 2018-05-02, 2018-05-07, 2018-05-08, 2018-05-10, 2018-05-20, 2018-06-02, 2018-06-03, 2018-06-07
Tipularia discolor (Pursh) Nutt. - Crippled-Cranefly
Specimen count: 4; collection dates: 1878-07-24, 1884-04-20, 1894-12-10
Tomostima reptans (Lamarck) Al-Shehbaz, M. Koch & Jordon-Thaden - Carolina Stonecress
Torreyochloa pallida (Torr.) G. L. Church - Pale False Manna Grass
Specimen count: 5; collection dates: 1870-07-06, 1878-06-00, 1896-06-27, 1925-06-17
Toxicodendron radicans (L.) Kuntze - Eastern Poison Ivy
Specimen count: 500; collection dates: 1877-06-00, 1881-06-00, 1885-06-08, 1906-10-07, 1924-11-24, 1987-05-29, 1988-09-23, 2006-05-24, 2006-10-07, 2009-08-08, 2012-02-04, 2012-04-06, 2013-08-26, 2013-08-27, 2014-09-07, 2015-03-16, 2015-06-16, 2015-07-21, 2015-08-30, 2015-09-29, 2016-06-10, 2016-06-11, 2016-08-19, 2016-09-09, 2016-09-20, 2016-09-21, 2016-09-24, 2016-11-13, 2017-04-15, 2017-04-18, 2017-04-26, 2017-04-27, 2017-04-28, 2017-05-03, 2017-05-04, 2017-05-05, 2017-05-11, 2017-05-12, 2017-05-13, 2017-05-17, 2017-05-18, 2017-05-20, 2017-05-21, 2017-05-23, 2017-05-26, 2017-05-30, 2017-06-01, 2017-06-08, 2017-06-10, 2017-06-11, 2017-06-14, 2017-06-15, 2017-06-19, 2017-06-21, 2017-06-23, 2017-06-25, 2017-06-27, 2017-06-28, 2017-06-29, 2017-06-30, 2017-07-01, 2017-07-04, 2017-07-05, 2017-07-06, 2017-07-08, 2017-07-11, 2017-07-15, 2017-07-16, 2017-08-06, 2017-08-13, 2017-08-17, 2017-08-21, 2017-08-24, 2017-08-26, 2017-08-27, 2017-08-28, 2017-08-29, 2017-08-30, 2017-08-31, 2017-09-03, 2017-09-06, 2017-09-09, 2017-09-10, 2017-09-13, 2017-09-16, 2017
Toxicodendron vernix (L.) Kuntze - Poison-Sumac
Specimen count: 8; collection dates: 1885-06-15, 1886-05-01, 1888-10-11, 1924-10-02, 2018-05-08, 2018-05-09, 2018-05-10
Tradescantia ohiensis Raf. - Bluejacket
Specimen count: 10; collection dates: 2011-06-13, 2014-06-25, 2014-06-30, 2015-10-08, 2017-05-22, 2017-06-14, 2018-06-06, 2018-06-14
Tradescantia virginiana L. - Virginia Spiderwort
Specimen count: 28; collection dates: 1876-06-24, 1911-06-27, 1925-09-17, 2006-05-31, 2009-06-03, 2009-08-18, 2011-06-02, 2013-06-26, 2014-05-30, 2015-10-08, 2016-06-11, 2017-05-22, 2017-05-29, 2017-06-01, 2017-06-29, 2018-04-28, 2018-05-18, 2018-05-22, 2018-05-25, 2018-05-28, 2018-06-03, 2018-06-04, 2018-06-11, 2018-06-13
Tragopogon dubius Scop. - Meadow Goat's-Beard
Specimen count: 18; collection dates: 1904-09-13, 2002-04-27, 2013-06-14, 2016-06-11, 2016-07-27, 2017-05-19, 2017-05-26, 2017-05-31, 2017-06-02, 2017-06-10, 2017-06-14, 2017-07-07, 2018-05-12, 2018-05-20, 2018-05-25, 2018-06-03
Tragopogon porrifolius L. - Salsify
Specimen count: 1; collection dates: 2016-09-20
Tragopogon pratensis L. - Jack-Go-To-Bed-At-Noon
Specimen count: 9; collection dates: 1923-07-11, 1947-06-19, 2016-06-11, 2017-06-18, 2017-07-17, 2017-08-09
Trapa natans L. - Water-Chestnut
Specimen count: 8; collection dates: 1941-07-24, 2016-07-21, 2017-04-14, 2017-04-28, 2017-05-06, 2018-04-28, 2018-06-16
Tribulus terrestris L. - Puncturevine
Specimen count: 3; collection dates: 1936-07-30, 2015-09-13, 2017-09-03
Trichophorum planifolium (Spreng.) Palla - Bashful Leafless-Bulrush
Specimen count: 10; collection dates: 1880-05-08, 1881-05-21, 1882-06-00, 1882-06-06, 1882-08-00, 1896-05-30, 1903-00-00, 1903-05-30, 1924-06-03
Trichostema dichotomum L. - Forked Bluecurls
Specimen count: 7; collection dates: 1871-09-11, 1896-09-03, 1899-08-05, 1925-09-01, 1935-09-00, 2002-09-19
Trichostema setaceum Houtt. - Narrow-Leaf Bluecurls
Specimen count: 1; collection dates: 1889-09-22
Tridens flavus (L.) Hitchc. - Tall Redtop
Specimen count: 7; collection dates: 1896-08-27, 2009-09-02, 2016-10-14, 2017-04-18, 2018-04-28
Tridens strictus (Nutt.) Nash - Long-Spike Fluff Grass
Specimen count: 1; collection dates: 2015-10-20
Trifolium arvense L. - Rabbit-Foot Clover
Specimen count: 35; collection dates: 1877-06-24, 1884-07-04, 1905-06-17, 1914-09-03, 1925-08-01, 1993-06-17, 2006-05-25, 2006-06-10, 2006-06-17, 2006-07-14, 2007-06-09, 2014-06-30, 2016-06-10, 2016-06-11, 2016-07-10, 2016-07-20, 2017-05-21, 2017-06-03, 2017-06-08, 2017-06-09, 2017-06-15, 2017-06-17, 2017-07-02, 2017-07-07, 2017-07-17, 2017-08-08, 2018-06-11
Trifolium aureum Pollich - Greater Hop Clover
Specimen count: 11; collection dates: 1877-06-16, 1877-06-20, 1880-06-10, 1883-07-15, 1888-06-13, 1914-06-10, 1925-06-09, 1947-06-30, 1948-06-18, 1949-06-11
Trifolium campestre Schreb. - Lesser Hop Clover
Specimen count: 14; collection dates: 1878-05-27, 1878-05-30, 1888-06-12, 1899-06-03, 1948-07-01, 2006-06-17, 2012-07-01, 2012-10-21, 2017-06-08, 2017-06-18, 2017-06-20, 2018-06-03
Trifolium dubium Sibth. - Suckling Clover
Specimen count: 11; collection dates: 1880-05-16, 2016-07-04, 2017-05-19, 2017-05-21, 2017-05-28, 2017-06-08, 2018-05-15, 2018-05-26, 2018-05-29, 2018-06-07, 2018-06-08
Trifolium fragiferum L. - Strawberry-Head Clover
Specimen count: 1; collection dates: 2017-11-05
Trifolium hybridum L. - Alsike Clover
Specimen count: 16; collection dates: 1885-07-08, 1885-07-10, 1890-08-03, 1893-06-09, 1933-05-29, 1946-05-26, 1946-06-17, 1964-05-25, 2002-05-25, 2005-07-23, 2006-05-20, 2006-06-17, 2007-06-16, 2009-08-08, 2016-05-25, 2016-07-06
Trifolium incarnatum L. - Crimson Clover
Specimen count: 7; collection dates: 1879-07-20, 1895-06-30, 1899-07-31, 2016-07-13
Trifolium pratense L. - Red Clover
Specimen count: 182; collection dates: 1876-07-24, 1877-05-24, 1880-08-29, 1882-07-03, 1888-06-08, 1889-06-21, 1907-05-16, 1915-09-15, 1920-07-27, 1921-05-27, 1925-06-17, 1925-06-28, 1939-06-27, 1946-06-12, 1964-05-25, 1980-06-15, 1989-06-08, 1990-09-30, 1997-08-04, 1998-06-02, 2006-05-20, 2006-05-22, 2006-06-14, 2006-06-17, 2006-10-15, 2007-06-09, 2007-06-16, 2007-08-25, 2009-08-08, 2010-11-11, 2014-05-27, 2014-09-25, 2015-06-05, 2015-06-23, 2015-09-15, 2016-05-25, 2016-06-10, 2016-06-11, 2016-06-18, 2016-06-19, 2016-08-18, 2016-10-01, 2016-10-30, 2016-11-04, 2017-02-06, 2017-04-09, 2017-04-10, 2017-04-14, 2017-04-16, 2017-04-17, 2017-05-03, 2017-05-12, 2017-05-19, 2017-05-21, 2017-05-26, 2017-05-29, 2017-05-30, 2017-06-01, 2017-06-03, 2017-06-08, 2017-06-14, 2017-06-18, 2017-06-19, 2017-06-20, 2017-06-21, 2017-06-27, 2017-06-29, 2017-07-07, 2017-07-08, 2017-07-22, 2017-07-26, 2017-07-27, 2017-08-05, 2017-08-16, 2017-08-30, 2017-08-31, 2017-09-04, 2017-09-06, 2017-09-18, 2017-09-20, 2017-09-25, 2017-09-26, 2017-09-27, 2017-09-30, 2017-10-04, 2017
Trifolium repens L. - White Clover
Specimen count: 208; collection dates: 1876-05-09, 1883-09-23, 1885-06-00, 1888-06-02, 1898-07-16, 1899-06-03, 1907-06-01, 1925-05-30, 1925-06-02, 1930-06-15, 1935-11-13, 1946-06-17, 1964-05-25, 2006-05-05, 2006-06-01, 2007-08-25, 2011-05-24, 2013-08-26, 2014-05-27, 2014-09-06, 2015-06-04, 2015-07-24, 2016-05-25, 2016-06-10, 2016-06-11, 2016-06-19, 2016-07-13, 2016-09-19, 2016-11-13, 2017-01-04, 2017-01-11, 2017-02-18, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-28, 2017-05-06, 2017-05-19, 2017-05-21, 2017-05-26, 2017-05-29, 2017-06-03, 2017-06-11, 2017-06-18, 2017-06-19, 2017-06-22, 2017-06-24, 2017-07-04, 2017-07-07, 2017-07-16, 2017-08-30, 2017-09-10, 2017-09-18, 2017-09-25, 2017-09-26, 2017-09-27, 2017-10-12, 2017-10-19, 2017-11-09, 2017-11-21, 2017-11-22, 2017-11-29, 2017-12-03, 2018-02-18, 2018-02-26, 2018-03-10, 2018-03-12, 2018-03-24, 2018-03-29, 2018-04-13, 2018-04-19, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-05-10, 2018-05-11, 2018-05-13, 2018-05-16, 2018-05-17, 2018-05-21, 2018-05-22, 2018-05-24, 2018
Triglochin maritima L. - Seaside Arrow-Grass
Specimen count: 1; collection dates: 1880-08-06
Triglochin palustris L. - Marsh Arrow-Grass
Trillium cernuum L. - Whip-Poor-Will-Flower
Specimen count: 11; collection dates: 1877-05-03, 1884-05-25, 1893-05-00, 1898-05-00, 1900-05-05, 1913-05-13, 1963-04-27, 2018-04-22, 2018-04-30
Trillium erectum L. - Stinking-Benjamin
Specimen count: 10; collection dates: 1879-04-00, 2017-05-08, 2018-04-25, 2018-04-27, 2018-04-28, 2018-05-05, 2018-05-07, 2018-05-11
Trillium undulatum Willd. - Painted Trillium
Triodanis perfoliata (L.) Nieuwl. - Clasping-Leaf Venus'-Looking-Glass
Specimen count: 24; collection dates: 1894-06-08, 1939-06-19, 1990-06-27, 2006-05-27, 2014-06-27, 2016-06-08, 2016-06-10, 2016-06-20, 2016-06-21, 2017-06-02, 2017-06-03, 2017-06-04, 2017-06-11, 2017-06-14, 2017-06-20, 2017-06-24, 2017-06-29, 2017-07-01, 2018-05-09, 2018-05-11, 2018-06-10, 2018-06-15, 2018-06-19
Triosteum aurantiacum E. P. Bicknell - Orange-Fruit Horse-Gentian
Specimen count: 6; collection dates: 1891-10-24, 1898-06-06, 1898-09-09, 1898-10-25, 1899-08-22, 2015-05-03
Triosteum perfoliatum L. - Feverwort
Specimen count: 5; collection dates: 1869-06-00, 1898-05-21, 1898-09-09, 1964-05-25, 2001-09-13
Triplasis purpurea (Walter) Chapm. - Purple Sand Grass
Specimen count: 7; collection dates: 1878-08-12, 1879-07-00, 1894-08-27, 1897-09-18, 1941-08-24
Tripleurospermum inodorum (L.) Sch.Bip. - Scentless False Mayweed
Tripsacum dactyloides (L.) L. - Eastern Mock Grama
Specimen count: 13; collection dates: 1873-07-12, 1878-09-00, 1878-09-02, 1903-08-08, 1904-08-23, 1925-08-14, 1925-09-12, 1925-09-24, 1935-08-10, 1936-07-28, 2015-06-03, 2017-05-22
Triticum aestivum L. - Bread Wheat
Specimen count: 7; collection dates: 1881-07-00, 1909-06-25, 1909-07-00, 1938-06-23, 1948-00-00, 2014-06-19
Trollius laxus Salisb. - American Globeflower
Specimen count: 6; collection dates: 1891-05-07, 1898-06-03, 1899-05-12, 1899-06-12, 1912-09-04, 1935-05-28
Tsuga canadensis (L.) Carrière - Eastern Hemlock
Specimen count: 75; collection dates: 1877-04-16, 1887-10-09, 1888-01-00, 1896-10-07, 1899-07-12, 1899-10-23, 1904-09-09, 1904-09-10, 1917-09-29, 1924-11-24, 1929-06-13, 1987-02-17, 1989-10-07, 2006-04-20, 2006-04-26, 2008-09-16, 2010-09-16, 2011-02-03, 2014-06-11, 2015-05-22, 2016-02-06, 2016-06-03, 2016-08-23, 2016-12-04, 2017-04-18, 2017-05-12, 2017-08-01, 2017-08-05, 2017-09-24, 2017-09-26, 2017-11-14, 2018-01-26, 2018-02-01, 2018-02-09, 2018-02-15, 2018-03-05, 2018-03-26, 2018-04-05, 2018-04-18, 2018-04-23, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-09, 2018-05-10, 2018-06-01, 2018-06-13
Turritis glabra L. - Tower-Mustard
Specimen count: 1; collection dates: 1866-05-26
Tussilago farfara L. - Colt's-Foot
Specimen count: 10; collection dates: 1870-04-05, 1919-03-24, 1956-05-14, 2014-04-17, 2018-03-19, 2018-04-06, 2018-04-08, 2018-04-22, 2018-06-13
Typha angustifolia L. - Narrow-Leaf Cat-Tail
Specimen count: 25; collection dates: 1879-06-00, 1889-07-12, 1893-07-23, 1897-06-14, 1898-07-16, 1901-06-21, 1903-06-01, 1903-06-20, 1916-07-14, 1925-06-19, 1947-07-02, 1978-00-00, 1987-06-16, 2014-06-19, 2014-06-27, 2016-10-05, 2017-09-10, 2018-03-20, 2018-03-23, 2018-04-30
Typha glauca Godr. - White Cat-Tail
Typha latifolia L. - Broad-Leaf Cat-Tail
Specimen count: 39; collection dates: 1898-07-23, 1914-09-11, 1915-10-14, 1916-06-27, 1916-07-16, 1925-07-04, 1948-06-00, 1986-07-19, 2006-06-06, 2012-07-14, 2015-10-14, 2016-05-13, 2016-06-11, 2016-06-24, 2016-07-10, 2017-04-15, 2017-06-18, 2017-06-27, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-02, 2017-08-29, 2017-08-30, 2017-08-31, 2017-10-07, 2017-10-13, 2017-11-30, 2018-03-10, 2018-04-30
Ulmus americana L. - American Elm
Specimen count: 253; collection dates: 1868-05-28, 1877-04-14, 1880-04-14, 1883-05-10, 1896-04-18, 1896-05-14, 1898-05-21, 1902-00-00, 1905-05-14, 1906-03-07, 1924-11-24, 1925-04-12, 1932-06-07, 1934-06-11, 1940-04-01, 1950-04-01, 1987-02-03, 1990-03-31, 1990-09-30, 1991-10-28, 1993-04-08, 2002-04-15, 2005-04-06, 2005-04-19, 2005-06-12, 2006-04-06, 2006-10-07, 2008-05-03, 2009-04-24, 2010-03-17, 2011-03-21, 2011-05-09, 2013-08-17, 2013-08-26, 2014-04-17, 2014-05-03, 2014-09-07, 2015-04-22, 2015-04-28, 2015-06-06, 2016-02-06, 2016-04-18, 2016-07-08, 2016-10-01, 2017-02-19, 2017-03-11, 2017-03-19, 2017-04-02, 2017-04-09, 2017-04-17, 2017-04-18, 2017-05-01, 2017-05-02, 2017-05-04, 2017-06-08, 2017-06-11, 2017-06-27, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-08, 2017-07-11, 2017-07-12, 2017-07-14, 2017-07-15, 2017-07-18, 2017-07-27, 2017-08-15, 2017-08-19, 2017-08-29, 2017-08-30, 2017-08-31, 2017-09-07, 2017-09-15, 2017-09-20, 2017-09-26, 2017-09-27, 2017-09-28, 2017-10-04, 2017-10-05, 2017-10-10, 2017-10-18, 2017-10-20, 2017-10-25, 2017-10-27, 2017
Ulmus glabra Huds. - Wych Elm
Specimen count: 12; collection dates: 2006-06-30, 2006-07-27, 2014-04-26, 2014-05-09, 2015-04-28, 2016-09-20, 2017-04-18, 2018-05-07
Ulmus pumila L. - Siberian Elm
Specimen count: 42; collection dates: 2008-12-02, 2009-03-14, 2009-04-13, 2010-07-12, 2013-09-29, 2015-05-22, 2016-10-14, 2017-01-01, 2017-01-25, 2017-04-18, 2017-05-15, 2017-05-21, 2017-06-28, 2017-07-02, 2017-07-07, 2017-07-11, 2017-07-31, 2017-08-05, 2017-10-15, 2017-10-27, 2018-02-22, 2018-03-22, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-05, 2018-05-06, 2018-05-10, 2018-06-08, 2018-06-11, 2018-06-14
Ulmus rubra Muhl. - Slippery Elm
Specimen count: 23; collection dates: 1878-03-19, 1884-04-13, 1885-05-17, 1886-05-31, 1898-05-06, 1906-03-07, 1924-11-24, 2014-05-30, 2016-07-17, 2017-09-06, 2017-09-20, 2017-09-25, 2017-10-28, 2017-11-08, 2018-04-27, 2018-04-28, 2018-05-18, 2018-06-09
Urtica dioica L. - Stinging Nettle
Specimen count: 60; collection dates: 1876-07-03, 1879-00-00, 1881-08-00, 1882-06-03, 1889-08-08, 1905-06-04, 1914-11-03, 1925-07-28, 1980-06-15, 1987-07-02, 1994-05-22, 2006-06-01, 2006-06-22, 2009-05-29, 2016-09-21, 2017-04-16, 2017-04-18, 2017-04-27, 2017-05-09, 2017-06-09, 2017-06-15, 2017-06-17, 2017-06-23, 2017-06-24, 2017-06-29, 2017-07-01, 2017-08-06, 2017-08-16, 2017-08-17, 2017-09-19, 2017-09-22, 2017-09-25, 2017-09-26, 2017-10-17, 2018-04-01, 2018-04-12, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-17, 2018-05-19, 2018-06-17, 2018-06-18
Urtica gracilis Aiton - California nettle
Specimen count: 1; collection dates: 1936-06-13
Urtica urens L. - Burning Nettle
Specimen count: 2; collection dates: 2010-05-28, 2018-04-29
Utricularia gibba L. - Humped Bladderwort
Specimen count: 1; collection dates: 2017-08-01
Utricularia intermedia Hayne - Flat-Leaf Bladderwort
Utricularia minor L. - Lesser Bladderwort
Utricularia purpurea Walter - Eastern Purple Bladderwort
Utricularia radiata Small - Little Floating Bladderwort
Utricularia vulgaris L. p.p. - Greater Bladderwort
Uvularia perfoliata L. - Perfoliate Bellwort
Specimen count: 16; collection dates: 1876-05-13, 1893-05-14, 1898-06-26, 1902-00-00, 1906-05-21, 1913-05-12, 1940-05-20, 2017-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-15, 2018-06-13, 2018-06-16
Uvularia sessilifolia L. - Sessile-Leaf Bellwort
Specimen count: 43; collection dates: 1877-05-04, 1878-05-00, 1881-05-20, 1888-07-01, 1896-05-04, 1898-05-06, 1898-07-31, 1899-05-25, 1902-00-00, 1905-04-30, 1916-06-06, 1924-06-17, 1925-05-01, 1940-05-07, 1946-05-03, 1963-04-21, 1965-04-21, 1966-05-03, 1967-09-08, 1985-05-01, 1986-04-30, 1987-04-23, 2009-06-22, 2009-07-28, 2009-09-02, 2016-04-13, 2017-04-15, 2017-04-26, 2017-05-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-03, 2018-05-19
Vaccaria hispanica (Mill.) Rauschert - Cowcockle
Specimen count: 7; collection dates: 1882-06-00, 1882-07-30, 1883-06-08, 1883-07-08, 1887-06-00, 1918-07-13
Vaccinium angustifolium Aiton - Late Lowbush Blueberry
Specimen count: 9; collection dates: 1892-05-08, 2011-05-12, 2015-05-03, 2017-09-22, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-05, 2018-05-12
Vaccinium corymbosum L. - Highbush Blueberry
Specimen count: 63; collection dates: 1889-05-12, 1889-06-07, 1889-07-07, 1891-05-01, 1892-07-24, 1893-05-31, 1898-05-03, 1898-06-23, 1899-05-17, 1902-07-08, 1902-09-01, 1904-05-22, 1914-09-03, 1920-05-24, 1924-09-04, 1928-06-01, 1937-05-10, 1937-05-13, 1948-05-22, 1974-04-23, 1986-04-30, 2013-06-27, 2015-04-28, 2015-05-29, 2015-06-04, 2015-06-10, 2016-07-17, 2017-04-17, 2017-04-26, 2017-04-28, 2017-04-30, 2017-05-06, 2017-05-08, 2017-05-12, 2017-05-16, 2017-06-12, 2017-07-06, 2017-09-27, 2018-03-01, 2018-03-20, 2018-04-06, 2018-04-20, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-18, 2018-05-22, 2018-06-03, 2019-07-23
Vaccinium macrocarpon Aiton - Large Cranberry
Specimen count: 2; collection dates: 1998-11-05, 2017-05-15
Vaccinium pallidum Aiton - Early Lowbush Blueberry
Specimen count: 9; collection dates: 1986-04-30, 2006-04-26, 2010-05-05, 2017-04-26, 2017-05-01, 2017-05-12, 2017-05-15, 2017-09-01, 2019-07-20
Vaccinium stamineum L. - Deerberry
Specimen count: 6; collection dates: 1868-06-00, 1879-05-29, 2015-05-29, 2017-04-30, 2018-05-18, 2019-07-23
Valeriana officinalis L. - Allheal
Specimen count: 3; collection dates: 2006-01-06, 2007-02-03, 2018-05-17
Valerianella locusta (L.) Laterr. - Lamb's-Lettuce
Veratrum virginicum (L.) W. T. Aiton - Virginia Bunchflower
Specimen count: 10; collection dates: 1877-07-20, 1879-07-00, 1879-07-18, 1885-08-09
Veratrum viride Aiton - American False Hellebore
Specimen count: 13; collection dates: 1878-04-28, 1881-07-00, 1884-06-15, 1892-04-00, 1895-05-18, 1896-06-04, 2017-04-16, 2018-04-27, 2018-05-01, 2018-05-26
Verbascum blattaria L. - Moth Mullein
Specimen count: 59; collection dates: 1865-07-10, 1868-07-00, 1882-07-00, 1890-06-00, 1901-07-09, 1916-08-30, 1920-08-19, 1925-06-17, 1935-11-13, 1939-06-05, 1980-06-15, 1999-07-16, 2006-06-17, 2006-07-03, 2009-06-22, 2011-07-27, 2014-06-11, 2014-09-07, 2015-06-09, 2015-06-28, 2016-06-11, 2017-05-28, 2017-06-08, 2017-06-13, 2017-06-14, 2017-06-15, 2017-06-16, 2017-06-18, 2017-06-24, 2017-07-02, 2017-07-04, 2017-07-09, 2017-07-17, 2017-07-27, 2017-08-21, 2018-02-20, 2018-04-27, 2018-06-03, 2018-06-06, 2018-06-11, 2018-06-15
Verbascum lychnitis L. - White Mullein
Verbascum thapsus L. - Great Mullein
Specimen count: 123; collection dates: 1846-08-04, 1898-10-00, 1919-08-21, 1925-08-11, 1930-09-21, 1990-09-30, 2009-06-22, 2009-08-06, 2010-09-22, 2013-10-15, 2014-09-06, 2015-06-20, 2015-06-25, 2016-06-10, 2016-06-11, 2016-06-19, 2016-06-26, 2016-08-10, 2016-09-19, 2016-12-27, 2017-01-04, 2017-03-26, 2017-03-30, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-05-17, 2017-05-21, 2017-05-27, 2017-06-11, 2017-06-13, 2017-06-14, 2017-06-15, 2017-06-24, 2017-06-29, 2017-07-02, 2017-07-06, 2017-07-08, 2017-08-02, 2017-08-05, 2017-08-16, 2017-08-21, 2017-08-22, 2017-08-24, 2017-08-26, 2017-09-07, 2017-09-17, 2017-10-16, 2017-11-04, 2017-11-05, 2017-11-25, 2017-11-27, 2017-12-03, 2018-02-09, 2018-02-11, 2018-02-28, 2018-03-03, 2018-03-04, 2018-03-06, 2018-03-10, 2018-03-24, 2018-03-27, 2018-04-10, 2018-04-22, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-05-09, 2018-05-11, 2018-05-24, 2018-05-30, 2018-06-07, 2018-06-09, 2018-06-11, 2018-06-12, 2018-06-13, 2018-06-15
Verbena bonariensis L. - Purple-Top Vervain
Specimen count: 4; collection dates: 1977-07-06, 1991-11-16, 2009-08-08, 2017-08-30
Verbena bracteata Cav. ex Lag. & Rodr. - Carpet Vervain
Specimen count: 6; collection dates: 2014-07-13, 2016-06-11, 2017-07-01, 2017-07-02
Verbena hastata L. - Blue Vervain
Specimen count: 8; collection dates: 1939-07-19, 2006-07-31, 2016-06-11, 2016-09-28, 2017-07-07, 2017-08-29, 2017-09-02, 2017-10-31
Verbena simplex Lehm. - Narrow-Leaf Vervain
Verbena stricta Vent. - Hoary Vervain
Verbena urticifolia L. - White Vervain
Specimen count: 25; collection dates: 1896-07-14, 1906-07-18, 1939-07-21, 2006-06-30, 2006-07-19, 2009-07-10, 2013-10-15, 2013-10-31, 2016-07-12, 2016-07-21, 2016-07-26, 2017-06-24, 2017-07-03, 2017-07-05, 2017-07-06, 2017-07-11, 2017-07-17, 2017-08-02, 2017-08-06, 2017-08-07, 2017-08-24, 2017-08-25, 2017-09-16
Specimen count: 21; collection dates: 1898-09-12, 1911-09-04, 1939-08-31, 1947-09-29, 1984-11-19, 1987-09-19, 2006-11-14, 2014-09-06, 2014-10-25, 2017-07-01, 2017-07-15, 2017-08-25, 2017-08-26, 2017-08-31, 2017-09-12, 2017-09-26
Vernonia noveboracensis (L.) Michx. - New York Ironweed
Specimen count: 27; collection dates: 1872-09-00, 1892-08-00, 1898-09-21, 1901-08-17, 1901-09-04, 1901-09-13, 1904-09-10, 1904-09-23, 1940-08-07, 1965-09-30, 1967-09-20, 2009-08-10, 2014-07-29, 2014-08-06, 2016-08-03, 2016-08-18, 2017-09-10, 2017-10-10, 2017-10-23, 2017-11-09, 2018-04-28, 2018-04-29, 2018-05-25
Veronica americana Schwein. ex Benth. - American-Brooklime
Specimen count: 2; collection dates: 1871-07-00, 1925-07-14
Veronica anagallis-aquatica L. - Blue Water Speedwell
Specimen count: 5; collection dates: 1885-10-15, 1905-06-24, 1939-06-22
Veronica arvensis L. - Corn Speedwell
Specimen count: 52; collection dates: 1878-05-00, 1879-08-00, 1899-05-10, 1910-05-21, 1921-05-26, 2006-06-01, 2007-04-21, 2011-05-24, 2014-05-03, 2014-06-03, 2015-04-27, 2015-04-28, 2016-06-11, 2017-04-17, 2017-04-18, 2017-04-27, 2017-04-28, 2017-05-03, 2017-05-08, 2017-05-11, 2017-05-18, 2017-06-01, 2017-06-08, 2017-06-11, 2017-06-13, 2018-04-14, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-04, 2018-05-05, 2018-05-09, 2018-05-26, 2018-05-29, 2018-06-02, 2018-06-03, 2018-06-08
Veronica beccabunga L. - European Speedwell
Specimen count: 1; collection dates: 1909-08-21
Veronica chamaedrys L. - Germander Speedwell
Specimen count: 8; collection dates: 1872-05-26, 1889-05-25, 1900-05-29, 1916-05-22, 1939-05-10
Veronica hederifolia L. - Ivy-Leaf Speedwell
Specimen count: 93; collection dates: 1880-05-16, 1883-05-05, 1887-05-04, 1887-05-14, 1891-05-20, 2009-04-24, 2011-05-24, 2012-04-16, 2014-04-12, 2014-04-17, 2014-05-03, 2015-04-21, 2015-05-06, 2016-04-06, 2017-02-19, 2017-03-21, 2017-04-09, 2017-04-14, 2017-04-16, 2017-04-18, 2017-11-29, 2018-01-20, 2018-02-18, 2018-02-26, 2018-02-27, 2018-03-03, 2018-03-12, 2018-03-16, 2018-03-24, 2018-03-30, 2018-03-31, 2018-04-01, 2018-04-05, 2018-04-06, 2018-04-13, 2018-04-20, 2018-04-23, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-05, 2018-05-08, 2018-05-11, 2018-05-18, 2018-05-20
Specimen count: 11; collection dates: 1879-06-15, 1884-08-17, 1891-06-00, 1896-05-30, 1899-06-15, 1920-05-00, 1920-05-24, 1923-07-04, 2016-08-19, 2017-04-15, 2018-04-28
Veronica peregrina L. - Neckweed
Specimen count: 33; collection dates: 1878-05-04, 2002-05-01, 2006-05-03, 2011-05-24, 2015-04-28, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-30, 2017-05-03, 2017-05-08, 2017-05-10, 2017-05-26, 2017-05-29, 2017-06-03, 2017-06-15, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-05-08, 2018-05-11, 2018-05-15, 2018-05-17, 2018-05-21, 2018-06-10, 2018-06-11, 2018-06-13, 2018-06-14
Veronica persica Poir. - Bird-Eye Speedwell
Specimen count: 77; collection dates: 1877-09-05, 1905-08-21, 1913-04-03, 2006-03-31, 2008-04-19, 2009-04-27, 2012-05-13, 2014-04-17, 2014-05-03, 2014-06-03, 2017-02-25, 2017-03-02, 2017-03-21, 2017-04-02, 2017-04-05, 2017-04-09, 2017-04-14, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-26, 2017-05-26, 2018-02-14, 2018-03-01, 2018-03-06, 2018-03-10, 2018-03-12, 2018-03-17, 2018-03-19, 2018-03-24, 2018-03-30, 2018-04-01, 2018-04-05, 2018-04-09, 2018-04-10, 2018-04-11, 2018-04-21, 2018-04-22, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-18, 2018-05-26, 2018-06-03
Veronica scutellata L. - Grass-Leaf Speedwell
Specimen count: 8; collection dates: 1871-07-22, 1876-06-16, 1877-06-09, 1877-06-14, 1904-09-10, 1904-09-13, 1915-09-23, 1925-07-03
Veronica serpyllifolia L. - Thyme-Leaf Speedwell
Specimen count: 13; collection dates: 1878-05-04, 1897-05-16, 1987-04-25, 2006-04-28, 2017-04-14, 2017-04-15, 2017-04-29, 2017-05-04, 2017-05-11, 2018-04-28, 2018-05-05, 2018-05-06, 2018-05-12
Veronicastrum virginicum (L.) Farw. - Culver's-Root
Specimen count: 23; collection dates: 1865-08-08, 1872-00-00, 1877-07-12, 1877-08-11, 1884-08-15, 1899-09-28, 1902-07-16, 1904-07-04, 1904-07-30, 1912-08-14, 1915-05-29, 1915-07-22, 1920-08-17, 1928-09-08, 1928-10-25, 2017-07-28, 2017-08-03, 2017-08-10, 2017-09-27, 2017-11-09, 2018-04-27
Viburnum acerifolium L. - Maple-Leaf Arrow-Wood
Specimen count: 92; collection dates: 1890-07-12, 1896-05-30, 1896-09-03, 1898-06-07, 1913-06-09, 1917-09-22, 1924-08-02, 1924-11-24, 1939-10-11, 1940-09-27, 1985-05-30, 1987-05-26, 2006-10-07, 2009-06-30, 2009-07-28, 2015-05-21, 2016-07-17, 2017-04-26, 2017-05-12, 2017-05-15, 2017-05-23, 2017-05-26, 2017-06-07, 2017-06-08, 2017-06-17, 2017-06-19, 2017-06-29, 2017-06-30, 2017-07-13, 2017-07-15, 2017-07-20, 2017-08-03, 2017-08-05, 2017-09-10, 2017-09-12, 2017-09-16, 2017-09-20, 2017-09-26, 2017-10-10, 2017-10-28, 2017-11-08, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-19, 2018-05-24, 2018-05-28, 2018-05-30, 2018-05-31, 2018-06-01, 2018-06-02, 2018-06-08, 2018-06-14
Viburnum cassinoides L. - Wild Raisin
Specimen count: 3; collection dates: 1899-08-28
Viburnum dentatum L. - Southern Arrow-Wood
Specimen count: 98; collection dates: 1868-06-00, 1879-06-15, 1899-08-28, 1903-00-00, 1913-06-09, 1914-09-03, 1914-10-04, 1917-06-16, 1919-05-13, 1922-07-10, 1937-06-03, 1938-07-11, 2004-06-11, 2008-06-02, 2013-09-15, 2014-05-30, 2014-06-11, 2014-09-07, 2015-06-11, 2015-07-21, 2016-06-08, 2016-06-25, 2016-06-29, 2016-07-03, 2016-08-07, 2016-10-01, 2017-04-24, 2017-04-30, 2017-05-08, 2017-05-12, 2017-05-15, 2017-05-29, 2017-06-08, 2017-06-15, 2017-06-23, 2017-07-15, 2017-08-25, 2017-08-30, 2017-09-26, 2017-10-17, 2017-10-28, 2017-11-05, 2018-04-20, 2018-04-22, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-17, 2018-05-18, 2018-05-19, 2018-05-24, 2018-05-25, 2018-05-26, 2018-05-27, 2018-05-28, 2018-05-31, 2018-06-03, 2018-06-11, 2018-06-14, 2018-06-17
Viburnum dilatatum Thunb. - Linden Arrow-Wood
Specimen count: 20; collection dates: 1909-09-16, 1909-09-21, 1944-06-02, 1945-05-31, 1993-05-25, 2009-05-29, 2009-06-22, 2009-08-08, 2009-10-21, 2017-06-30, 2017-09-12, 2017-10-12, 2018-04-28, 2018-05-10, 2018-06-06, 2019-06-03
Viburnum lantanoides Michx. - Hobblebush
Specimen count: 5; collection dates: 2017-04-28, 2018-04-26, 2018-04-30, 2018-05-14
Viburnum lentago L. - Nanny-Berry
Specimen count: 15; collection dates: 1897-06-02, 1899-08-28, 1904-08-31, 1920-09-03, 1922-07-10, 1924-11-24, 1938-05-16, 2016-10-14, 2018-04-28
Viburnum opulus L. - Highbush-Cranberry
Specimen count: 50; collection dates: 1899-08-28, 1924-11-24, 1941-05-19, 1943-08-19, 1944-05-25, 1952-07-06, 2015-06-06, 2017-04-18, 2017-05-07, 2017-05-08, 2017-05-09, 2017-06-11, 2017-06-13, 2017-08-03, 2017-08-04, 2017-08-14, 2017-08-30, 2017-09-12, 2017-09-15, 2017-10-02, 2017-10-05, 2017-10-06, 2017-11-01, 2017-11-08, 2017-11-09, 2017-11-14, 2017-11-27, 2017-11-30, 2017-12-01, 2017-12-04, 2017-12-06, 2017-12-08, 2018-03-03, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-19, 2018-06-10
Viburnum plicatum Thunb. - Japanese-Snowball
Specimen count: 33; collection dates: 1923-06-11, 1927-06-04, 1929-07-08, 1937-05-20, 1940-05-23, 1985-05-15, 1986-04-30, 1986-05-16, 2006-05-03, 2006-05-10, 2009-09-01, 2012-05-01, 2014-05-09, 2015-06-03, 2016-05-11, 2017-05-06, 2017-05-27, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-05, 2018-05-10, 2018-05-16, 2018-05-17, 2018-05-18, 2018-05-23, 2018-05-24, 2018-05-30
Viburnum prunifolium L. - Smooth Blackhaw
Specimen count: 93; collection dates: 1868-05-00, 1870-05-00, 1877-06-16, 1878-08-30, 1891-05-00, 1896-05-16, 1898-05-00, 1899-08-28, 1922-07-10, 1924-11-24, 1927-05-17, 1945-05-03, 1985-06-14, 1986-05-06, 1987-01-08, 2002-05-01, 2006-04-26, 2006-05-10, 2006-06-30, 2013-10-03, 2013-10-15, 2013-10-31, 2014-05-15, 2014-05-30, 2016-05-03, 2016-05-11, 2017-04-18, 2017-04-21, 2017-04-27, 2017-05-02, 2017-06-03, 2017-06-08, 2017-06-09, 2017-06-21, 2017-06-22, 2017-07-11, 2017-07-12, 2017-07-15, 2017-07-20, 2017-08-29, 2017-10-28, 2017-11-09, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-05, 2018-05-06, 2018-05-07, 2018-05-08, 2018-05-09, 2018-05-10, 2018-05-11, 2018-05-12, 2018-05-18, 2018-06-01, 2018-06-11
Viburnum rafinesqueanum Schult. - Downy Arrow-Wood
Specimen count: 3; collection dates: 1938-05-18, 2018-04-28, 2018-05-25
Viburnum setigerum Hance - Tea Viburnum
Specimen count: 10; collection dates: 1945-05-03, 2006-05-10, 2009-08-08, 2016-05-11, 2017-04-28, 2017-09-10, 2017-09-12, 2018-04-28
Viburnum sieboldii Miq. - Siebold's Arrow-Wood
Specimen count: 38; collection dates: 1899-08-28, 1985-05-15, 1986-05-14, 1993-05-12, 2006-05-10, 2015-05-20, 2015-06-03, 2015-08-18, 2016-04-13, 2016-07-06, 2016-07-26, 2016-07-27, 2017-05-07, 2017-05-15, 2017-06-11, 2017-07-08, 2017-07-27, 2017-08-03, 2017-08-16, 2018-04-13, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-15, 2018-05-17, 2018-05-31
Vicia cracca L. - Purple-White Tufted Vetch
Specimen count: 23; collection dates: 1877-07-00, 1881-07-00, 1886-07-00, 1898-06-26, 1907-06-23, 1909-08-21, 1913-05-26, 1925-08-02, 1940-07-18, 1943-09-25, 1944-06-04, 1946-07-13, 2015-10-20, 2016-05-25, 2017-05-27, 2017-06-08, 2018-06-03
Vicia hirsuta (L.) Gray - Tiny Vetch
Specimen count: 4; collection dates: 1883-06-00, 1883-07-00, 1883-07-09
Vicia sativa L. - Garden Vetch
Specimen count: 38; collection dates: 1878-06-11, 1878-06-20, 1884-11-05, 1891-05-00, 1894-06-00, 1900-07-04, 1903-10-03, 2006-05-04, 2006-05-13, 2008-05-26, 2017-04-18, 2017-05-03, 2017-05-12, 2017-05-19, 2017-05-21, 2017-05-26, 2017-05-27, 2017-05-28, 2017-06-08, 2018-04-29, 2018-05-08, 2018-05-10, 2018-05-11, 2018-05-12, 2018-05-17, 2018-05-20, 2018-06-08, 2018-06-11, 2018-06-13, 2018-06-14
Vicia sepium L. - Bush Vetch
Specimen count: 1; collection dates: 2018-04-27
Vicia tetrasperma (L.) Schreb. - Lentil Vetch
Specimen count: 11; collection dates: 1861-00-00, 1876-07-09, 1878-05-30, 1898-06-01, 1949-06-13, 2006-06-14, 2016-06-11, 2017-06-04, 2018-06-03
Vicia villosa Roth - Winter Vetch
Specimen count: 3; collection dates: 1899-09-08, 2006-06-22
Vigna unguiculata (L.) Walp. - Black-Eyed-Pea
Specimen count: 1; collection dates: 2014-09-24
Vinca minor L. - Lesser Periwinkle
Specimen count: 153; collection dates: 1983-05-07, 2006-04-08, 2009-04-13, 2013-08-26, 2014-04-12, 2014-05-02, 2015-05-24, 2016-10-07, 2016-11-24, 2017-04-08, 2017-04-10, 2017-04-15, 2017-04-17, 2017-04-18, 2017-04-21, 2017-04-27, 2017-05-06, 2017-05-12, 2017-07-02, 2017-11-02, 2018-03-10, 2018-03-18, 2018-03-24, 2018-03-29, 2018-03-30, 2018-03-31, 2018-04-01, 2018-04-08, 2018-04-09, 2018-04-10, 2018-04-11, 2018-04-12, 2018-04-13, 2018-04-17, 2018-04-18, 2018-04-21, 2018-04-23, 2018-04-24, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-05, 2018-05-07, 2018-06-09, 2018-06-14
Viola affinis Leconte - Sand Violet
Specimen count: 43; collection dates: 1903-04-18, 1903-04-25, 1904-05-08, 1904-05-15, 1905-05-21, 1906-05-20, 1906-07-11, 1907-05-12, 1907-05-18, 1907-05-19, 1907-05-21, 1907-06-01, 1907-06-09, 1907-07-13, 1907-09-29, 1907-10-01, 1908-05-17, 1908-09-19, 1908-09-20, 1909-05-31, 1909-06-12, 1909-06-20, 1909-07-19, 1909-08-23, 1909-10-02, 1910-04-30, 1910-05-09, 1910-07-01, 1910-09-21, 1910-09-23, 1911-00-00, 1911-05-13, 1912-09-27
Viola arvensis Murray - European Field Pansy
Specimen count: 31; collection dates: 1892-06-26, 2006-04-01, 2007-04-21, 2009-04-16, 2009-05-04, 2016-06-11, 2017-02-27, 2017-03-30, 2017-04-16, 2017-04-17, 2017-05-12, 2017-05-21, 2017-05-28, 2018-02-28, 2018-03-16, 2018-03-31, 2018-04-05, 2018-04-13, 2018-04-15, 2018-04-22, 2018-04-23, 2018-04-26, 2018-04-27, 2018-04-29, 2018-05-10, 2018-05-11, 2018-05-13, 2018-05-18, 2018-06-03
Viola blanda Willd. - Sweet White Violet
Specimen count: 73; collection dates: 1876-05-08, 1877-05-00, 1883-09-23, 1884-05-11, 1892-05-01, 1898-05-04, 1899-08-06, 1903-04-05, 1903-09-19, 1904-05-01, 1904-06-05, 1904-09-17, 1904-09-25, 1905-05-21, 1905-05-28, 1906-07-11, 1906-08-17, 1906-09-02, 1907-05-11, 1907-05-21, 1907-05-30, 1907-05-31, 1907-06-01, 1907-06-15, 1907-06-23, 1907-07-16, 1907-07-24, 1908-05-17, 1908-09-13, 1908-09-19, 1908-10-03, 1908-10-18, 1909-05-23, 1909-08-14, 1909-10-02, 1910-04-23, 1910-04-30, 1910-06-04, 1910-09-17, 1910-09-25, 1910-10-08, 1911-06-03, 1911-09-30, 1913-04-26, 1920-05-06, 1925-05-08, 1986-04-13, 2018-04-28, 2018-04-30
Viola brittoniana Pollard - Northern Coastal Violet
Specimen count: 72; collection dates: 1879-05-15, 1880-05-15, 1881-05-00, 1882-06-05, 1883-09-02, 1884-05-11, 1888-06-08, 1893-05-00, 1897-05-00, 1897-05-13, 1897-05-14, 1899-05-21, 1899-07-10, 1899-07-29, 1902-05-11, 1902-05-18, 1903-05-07, 1903-07-15, 1905-05-07, 1905-08-01, 1906-05-06, 1906-07-12, 1907-05-18, 1907-06-01, 1907-06-08, 1907-06-09, 1907-06-19, 1907-10-20, 1909-05-23, 1909-08-07, 1909-08-12, 1909-09-02, 1910-05-10, 1910-05-15, 1910-05-21, 1910-05-22, 1910-05-29, 1910-06-14, 1910-07-01, 1910-09-11, 1910-09-18, 1910-09-21, 1911-09-24, 1912-09-27, 1912-09-28, 1916-09-14, 2016-04-21
Viola canadensis L. - Canadian White Violet
Specimen count: 14; collection dates: 1893-06-11, 1904-05-08, 2014-05-09, 2017-04-26, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-05, 2018-05-11, 2018-05-14, 2018-05-16, 2018-05-22, 2018-06-07
Viola cucullata Aiton - Marsh Blue Violet
Specimen count: 70; collection dates: 1878-04-14, 1878-05-00, 1878-05-04, 1879-05-10, 1880-05-30, 1883-10-21, 1884-05-17, 1884-05-31, 1885-05-23, 1895-05-26, 1897-05-13, 1897-05-17, 1899-05-20, 1899-07-22, 1899-08-06, 1903-09-19, 1904-05-14, 1905-04-26, 1905-05-21, 1905-06-04, 1905-07-29, 1906-05-06, 1906-05-13, 1907-05-19, 1907-05-25, 1907-06-08, 1907-06-15, 1907-09-29, 1908-05-17, 1908-09-12, 1908-09-13, 1909-05-23, 1909-05-31, 1909-08-07, 1909-10-02, 1910-04-30, 1910-05-26, 1910-09-23, 1910-10-01, 1911-05-14, 1911-10-02, 1925-04-26, 2009-04-29, 2012-04-02, 2018-04-27, 2018-04-28
Viola labradorica Schrank - Alpine Violet
Specimen count: 11; collection dates: 1876-05-14, 1891-05-00, 1898-05-04, 1899-07-22, 1902-05-17, 1904-10-30, 1908-05-11, 1909-05-01, 1913-04-26, 2015-05-06, 2018-04-20
Viola lanceolata L. - Bog White Violet
Specimen count: 26; collection dates: 1876-05-08, 1877-09-30, 1878-05-00, 1879-05-14, 1881-05-00, 1883-09-02, 1884-05-11, 1899-07-29, 1901-09-00, 1903-05-07, 1903-06-20, 1907-06-09, 1907-09-29, 1907-10-20, 1908-09-20, 1908-09-30, 1908-10-04, 1915-06-05, 1946-05-26, 2016-05-11
Viola odorata L. - Sweet Blue Violet
Specimen count: 11; collection dates: 1883-09-00, 1889-01-20, 1898-07-23, 2017-04-05, 2017-04-18, 2018-04-28, 2018-05-02, 2018-05-03, 2018-05-05, 2018-05-09
Specimen count: 48; collection dates: 1883-09-02, 1884-04-20, 1889-05-12, 1903-04-26, 1903-09-19, 1903-10-31, 1906-08-18, 1906-09-02, 1906-09-16, 1907-05-11, 1907-05-12, 1907-05-19, 1907-05-25, 1907-05-29, 1907-05-30, 1907-06-01, 1907-06-09, 1907-09-29, 1908-05-17, 1908-09-13, 1908-09-19, 1908-09-22, 1909-05-23, 1909-06-12, 1909-07-19, 1909-08-14, 1909-10-02, 1910-06-04, 2018-04-24
Viola palmata L. - Three-Lobe Violet
Specimen count: 31; collection dates: 1876-05-08, 1879-05-12, 1883-09-30, 1884-08-17, 1885-05-23, 1891-05-17, 1891-05-31, 1897-06-13, 1897-06-24, 1900-05-12, 1902-04-26, 1903-05-01, 1903-05-23, 1904-05-14, 1906-05-13, 1906-07-18, 1907-05-25, 1907-05-29, 1908-05-17, 1909-05-31, 1909-08-30, 1910-05-13, 1913-05-13, 1940-06-01
Viola pectinata E.P. Bicknell - Comb-Leaf Violet
Specimen count: 12; collection dates: 1909-09-02, 1910-05-22, 1910-05-29, 1910-09-11, 1910-09-18
Viola pedata L. - Bird-Foot Violet
Specimen count: 29; collection dates: 1868-05-00, 1879-05-08, 1879-05-10, 1879-05-11, 1879-06-05, 1881-05-00, 1881-05-19, 1883-09-23, 1883-11-04, 1884-05-11, 1888-05-19, 1891-05-00, 1895-05-11, 1897-05-05, 1899-05-14, 1903-04-26, 1903-05-16, 1905-05-06, 1907-05-18, 1910-05-07, 1910-05-10, 1910-05-15, 1931-05-23, 1986-09-09, 2018-04-28, 2018-05-11
Viola primulifolia L. - Primroseleaf Violet
Specimen count: 44; collection dates: 1877-05-00, 1877-05-14, 1879-05-29, 1881-06-00, 1883-09-02, 1883-09-30, 1883-11-04, 1884-05-11, 1886-10-09, 1899-05-21, 1899-07-23, 1903-05-07, 1903-05-10, 1903-10-03, 1907-06-09, 1907-06-22, 1907-09-21, 1907-10-01, 1908-09-20, 1909-08-14, 1909-10-02, 1910-09-17, 1910-10-12, 1915-06-05, 1925-05-08, 1925-05-24, 1948-06-00, 2016-04-28, 2017-05-14, 2018-04-28
Viola pubescens Aiton - Downy Yellow Violet
Specimen count: 36; collection dates: 1854-05-16, 1876-05-27, 1878-04-28, 1879-05-15, 1879-05-26, 1880-05-15, 1882-05-20, 1883-09-23, 1884-05-11, 1884-05-17, 1890-07-12, 1895-05-12, 1900-05-05, 1903-04-26, 1925-04-20, 1940-05-16, 1965-05-02, 1966-05-08, 2015-04-29, 2016-04-20, 2017-04-17, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-02, 2018-05-06, 2018-05-12, 2018-06-09
Viola rotundifolia Michx. - Round-Leaf Yellow Violet
Specimen count: 20; collection dates: 1879-05-03, 1883-04-19, 1888-04-24, 1889-04-12, 1891-07-25, 1899-07-22, 1905-10-15, 1906-04-29, 1906-06-10, 1927-06-28
Viola sagittata Aiton - Arrow-Leaf Violet
Specimen count: 49; collection dates: 1854-05-07, 1868-05-00, 1877-05-08, 1878-04-26, 1879-05-10, 1883-05-20, 1883-09-23, 1884-05-11, 1884-05-31, 1890-07-12, 1897-05-05, 1899-06-10, 1899-07-10, 1899-07-29, 1901-09-00, 1903-05-16, 1903-06-21, 1904-10-16, 1905-06-25, 1906-05-13, 1907-05-12, 1907-05-13, 1907-05-18, 1907-05-19, 1907-05-30, 1907-06-08, 1907-08-13, 1907-08-16, 1909-05-08, 1909-06-06, 1909-08-23, 1910-05-07, 1910-05-29, 1910-06-05, 1910-09-10, 1910-09-17, 1910-10-12, 1911-10-02, 1983-09-23, 2018-04-29, 2018-06-04
Viola septentrionalis Greene - Hooded Blue Violet
Specimen count: 448; collection dates: 1874-05-16, 1879-05-10, 1883-06-17, 1885-05-23, 1891-05-00, 1891-05-10, 1897-06-24, 1897-07-11, 1897-08-09, 1897-09-00, 1898-07-30, 1899-05-20, 1899-06-00, 1899-06-18, 1899-06-23, 1899-07-16, 1899-07-29, 1900-05-27, 1903-04-26, 1903-05-09, 1903-09-20, 1906-04-25, 1906-07-11, 1906-07-18, 1906-08-18, 1906-08-20, 1907-05-15, 1907-05-18, 1907-05-19, 1907-06-01, 1907-06-08, 1907-06-15, 1908-09-13, 1909-05-23, 1909-05-31, 1909-08-10, 1909-08-14, 1909-08-23, 1909-10-02, 1909-10-03, 1910-05-07, 1910-05-11, 1910-06-02, 1910-06-04, 1910-09-25, 1911-05-10, 1911-05-13, 1912-09-27, 1913-05-13, 1938-05-05, 1940-05-14, 1940-05-17, 1941-04-22, 1956-05-07, 1962-10-13, 1963-04-23, 1964-05-10, 1965-06-18, 1985-05-01, 1986-04-30, 1987-04-23, 1987-04-25, 1988-04-17, 1995-06-01, 2006-04-07, 2006-04-20, 2009-03-27, 2009-04-22, 2009-04-29, 2010-04-17, 2012-04-02, 2012-04-18, 2013-04-22, 2013-08-26, 2013-09-29, 2014-04-17, 2014-05-03, 2014-05-30, 2015-04-27, 2015-05-06, 2016-04-20, 2016-10-30, 2017-04-13, 2017-04-14, 2017-04-15, 2017
Viola sororia Willd. - Hooded Blue Violet
Specimen count: 448; collection dates: 1874-05-16, 1879-05-10, 1883-06-17, 1885-05-23, 1891-05-00, 1891-05-10, 1897-06-24, 1897-07-11, 1897-08-09, 1897-09-00, 1898-07-30, 1899-05-20, 1899-06-00, 1899-06-18, 1899-06-23, 1899-07-16, 1899-07-29, 1900-05-27, 1903-04-26, 1903-05-09, 1903-09-20, 1906-04-25, 1906-07-11, 1906-07-18, 1906-08-18, 1906-08-20, 1907-05-15, 1907-05-18, 1907-05-19, 1907-06-01, 1907-06-08, 1907-06-15, 1908-09-13, 1909-05-23, 1909-05-31, 1909-08-10, 1909-08-14, 1909-08-23, 1909-10-02, 1909-10-03, 1910-05-07, 1910-05-11, 1910-06-02, 1910-06-04, 1910-09-25, 1911-05-10, 1911-05-13, 1912-09-27, 1913-05-13, 1938-05-05, 1940-05-14, 1940-05-17, 1941-04-22, 1956-05-07, 1962-10-13, 1963-04-23, 1964-05-10, 1965-06-18, 1985-05-01, 1986-04-30, 1987-04-23, 1987-04-25, 1988-04-17, 1995-06-01, 2006-04-07, 2006-04-20, 2009-03-27, 2009-04-22, 2009-04-29, 2010-04-17, 2012-04-02, 2012-04-18, 2013-04-22, 2013-08-26, 2013-09-29, 2014-04-17, 2014-05-03, 2014-05-30, 2015-04-27, 2015-05-06, 2016-04-20, 2016-10-30, 2017-04-13, 2017-04-14, 2017-04-15, 2017
Viola striata Aiton - Striped Cream Violet
Specimen count: 15; collection dates: 1904-05-00, 2012-04-02, 2014-05-09, 2014-05-16, 2014-05-21, 2014-06-11, 2015-06-01, 2015-06-03, 2015-12-16, 2015-12-30, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-24
Viola subsinuata (Greene) Greene - Early Blue Violet
Specimen count: 7; collection dates: 1879-05-30, 1893-05-17, 1895-05-18, 1896-06-05, 1899-05-14, 1902-09-00
Viola tricolor L. - Johnny-Jump-Up
Specimen count: 9; collection dates: 1897-06-04, 1909-06-06, 2016-06-11, 2018-04-28, 2018-05-01, 2018-05-11, 2018-05-20, 2018-05-24, 2018-06-10
Vitis aestivalis Michx. - Summer Grape
Specimen count: 27; collection dates: 1879-05-27, 1880-09-00, 1893-07-15, 1896-06-07, 1899-10-12, 1902-06-07, 1903-06-21, 1925-08-15, 2006-06-13, 2006-08-19, 2017-06-30, 2017-07-27, 2017-08-26, 2017-09-10, 2018-06-04, 2018-06-08
Vitis labrusca L. - Fox Grape
Specimen count: 25; collection dates: 1874-06-24, 1875-06-10, 1879-06-01, 1882-06-17, 1883-06-14, 1892-05-24, 1893-06-25, 1897-06-09, 1897-08-00, 1899-10-10, 1899-10-12, 1902-06-07, 1903-06-21, 1904-09-01, 1913-06-09, 1924-11-24, 1946-06-08, 1975-06-04, 2009-06-22, 2015-08-18, 2015-09-15, 2017-07-25
Vitis riparia Michx. - River-Bank Grape
Specimen count: 11; collection dates: 1883-06-14, 2009-07-28, 2017-06-14, 2017-08-19, 2017-10-28, 2018-04-29, 2018-05-06, 2018-05-29, 2018-06-11
Vitis vulpina L. - Frost Grape
Specimen count: 16; collection dates: 1881-09-20, 1882-06-17, 1883-06-00, 1893-06-18, 1893-07-15, 1893-07-24, 1897-10-17, 1898-08-20, 1902-06-14, 1903-06-14, 2014-06-06, 2017-07-18, 2017-09-10, 2017-09-20, 2017-11-12
Vulpia myuros (L.) C. C. Gmel. - Rat-Tail Six-Weeks Grass
Specimen count: 11; collection dates: 2006-06-15, 2009-06-24, 2014-05-30, 2014-06-03, 2014-06-30, 2015-06-10, 2016-06-08, 2017-05-31, 2017-06-01, 2017-06-13, 2017-07-01
Vulpia octoflora (Walter) Rydb. - Eight-Flower Six-Weeks Grass
Specimen count: 1; collection dates: 1878-06-00
Wisteria sp. Nutt. - wisteria
Wisteria floribunda (Willd.) DC. - Japanese Wisteria
Specimen count: 10; collection dates: 1924-11-24, 1925-07-28, 1927-05-27, 1991-11-16, 2018-04-27, 2018-04-29, 2018-05-06, 2018-05-10, 2019-06-04, 2019-07-30
Wisteria sinensis (Sims) DC. - Chinese Wisteria
Specimen count: 24; collection dates: 1927-05-27, 1949-05-08, 1993-05-05, 1997-05-17, 2013-11-14, 2014-05-21, 2015-05-20, 2016-06-22, 2016-10-29, 2017-05-05, 2017-05-09, 2017-05-12, 2018-04-02, 2018-04-27, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-04, 2018-05-06, 2018-05-19
Wolffia brasiliensis Wedd. - Brazilian Watermeal
Specimen count: 5; collection dates: 1991-10-18, 1993-07-12, 2006-05-10, 2015-08-25, 2017-06-11
Wolffia columbiana H. Karst. - Columbian Watermeal
Specimen count: 1; collection dates: 1894-05-00
Woodsia ilvensis (L.) R. Br. - Rusty Cliff Fern
Specimen count: 1
Woodsia obtusa (Spreng.) Torr. - Blunt-Lobe Cliff Fern
Specimen count: 58; collection dates: 1878-05-27, 1878-05-30, 1905-07-29, 1905-08-17, 1906-07-25, 2006-06-15, 2006-08-29, 2006-09-27, 2007-06-13, 2013-08-17, 2014-06-30, 2016-06-13, 2016-06-15, 2017-01-21, 2017-01-25, 2017-02-25, 2017-03-08, 2017-04-14, 2017-04-17, 2017-04-18, 2017-05-27, 2017-05-29, 2017-06-13, 2017-07-03, 2017-07-05, 2017-08-20, 2017-10-12, 2017-10-13, 2018-01-17, 2018-02-24, 2018-03-19, 2018-03-27, 2018-04-27, 2018-04-29, 2018-04-30, 2018-05-13, 2018-05-17, 2018-05-25, 2018-05-27, 2018-06-14, 2018-06-15
Woodwardia areolata (L.) T. Moore - Netted Chain Fern
Specimen count: 38; collection dates: 1876-07-24, 1877-08-26, 1877-09-29, 1879-09-15, 1881-07-00, 1897-10-00, 1899-07-30, 1899-08-10, 1899-08-18, 1899-09-30, 1903-09-13, 1903-09-19, 1904-09-10, 1904-09-17, 1904-09-18, 1904-10-16, 1906-08-14, 1909-09-19, 1910-09-17, 1910-10-02, 1914-09-11, 1925-00-00, 1925-07-01, 1926-08-28, 1946-07-00, 1947-08-00, 1975-09-03, 2016-09-28, 2018-05-19
Woodwardia virginica (L.) Sm. - Virginia Chain Fern
Specimen count: 29; collection dates: 1878-08-06, 1899-07-30, 1899-09-30, 1900-07-09, 1904-09-17, 1905-07-05, 1905-07-09, 1905-07-20, 1905-07-25, 1905-07-26, 1905-09-24, 1906-08-14, 1908-10-04, 1910-09-17, 1910-10-02, 1910-10-08, 1910-10-12, 1925-00-00, 1925-07-16
Xanthium spinosum L. - Spiny Cockleburr
Specimen count: 3; collection dates: 1877-09-00, 1898-09-12, 2018-04-28
Xanthium strumarium L. - Rough Cockleburr
Specimen count: 45; collection dates: 1867-09-14, 1898-09-12, 1898-09-30, 1898-10-16, 1914-09-03, 1914-09-11, 1914-09-18, 1915-09-14, 1939-10-09, 1941-10-26, 2009-08-26, 2014-09-10, 2014-09-16, 2015-08-30, 2016-06-11, 2016-10-14, 2016-11-13, 2017-04-02, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-23, 2017-07-02, 2017-08-05, 2017-08-06, 2017-08-09, 2017-08-23, 2017-08-27, 2017-08-28, 2017-08-30, 2017-09-13, 2017-09-18, 2017-09-26, 2017-09-27, 2017-10-21, 2017-10-23, 2018-04-28, 2018-04-29, 2018-06-06
Xyris difformis Chapm. - Bog Yellow-Eyed-Grass
Xyris torta Sm. - Slender Yellow-Eyed-Grass
Yucca filamentosa L. - Adam's-Needle
Specimen count: 66; collection dates: 2016-06-10, 2017-02-05, 2017-03-26, 2017-04-02, 2017-05-22, 2017-06-24, 2017-06-25, 2017-08-28, 2017-08-30, 2017-08-31, 2017-09-21, 2017-09-25, 2017-10-02, 2017-10-04, 2017-10-12, 2017-10-18, 2017-10-20, 2017-10-25, 2017-10-28, 2017-10-31, 2017-11-01, 2017-11-08, 2017-11-15, 2017-11-16, 2017-11-22, 2017-11-29, 2017-12-01, 2017-12-05, 2017-12-06, 2017-12-08, 2017-12-10, 2018-01-27, 2018-03-10, 2018-03-22, 2018-03-26, 2018-04-14, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-06-04
Zannichellia palustris L. - Horned-Pondweed
Specimen count: 3; collection dates: 2009-08-31, 2014-08-18, 2016-08-13
Zea mays L. - Corn
Specimen count: 6; collection dates: 1904-09-09, 1904-09-19, 1998-11-05, 1998-12-12, 2000-11-27, 2007-01-19
Zizania aquatica L. - Indian Wild Rice
Specimen count: 4; collection dates: 1921-08-27, 1929-09-20, 1944-08-11
Zizania palustris L. - Northern Wild Rice
This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].
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