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
Abutilon theophrasti Medik. - Velvetleaf
Specimen count: 15; collection dates: 1876-08-18, 1882-08-11, 1925-08-01, 1925-08-10, 2014-09-24, 2015-08-03, 2015-08-04, 2017-08-08, 2017-08-26, 2017-11-05, 2018-06-09
Acalypha australis L. - Asian Copperleaf
Specimen count: 23; collection dates: 1989-08-26, 1990-10-17, 2009-08-08, 2009-08-26, 2009-10-29, 2011-09-04, 2014-07-30, 2014-09-02, 2014-09-16, 2017-07-05, 2017-07-15, 2017-07-25, 2017-08-06, 2017-09-03, 2017-09-06, 2017-09-07, 2017-09-29, 2017-10-21, 2018-06-11
Acalypha gracilens A. Gray - Slender Three-Seed-Mercury
Specimen count: 11; collection dates: 1848-09-00, 1899-09-01, 1937-08-05, 1937-08-30, 1954-09-00, 1954-10-10, 2009-08-06, 2009-08-08, 2014-09-09, 2014-09-10
Acalypha rhomboidea Raf. - Common Three-Seed-Mercury
Specimen count: 41; collection dates: 1939-07-18, 1967-09-03, 1989-08-07, 1990-09-30, 2001-09-06, 2006-06-30, 2006-07-27, 2006-08-17, 2008-09-22, 2009-07-10, 2009-08-08, 2009-10-29, 2010-09-16, 2013-08-26, 2013-09-19, 2013-10-15, 2014-06-25, 2014-07-14, 2014-08-08, 2016-10-01, 2016-10-10, 2016-10-19, 2017-06-11, 2017-07-03, 2017-07-13, 2017-07-21, 2017-08-05, 2017-08-19, 2017-08-26, 2017-09-06, 2017-09-10, 2017-09-21, 2017-09-28, 2018-05-15, 2018-05-17, 2018-06-11, 2018-06-13
Acalypha virginica L. - Virginia Three-Seed-Mercury
Specimen count: 10; collection dates: 1866-09-16, 1876-07-24, 1884-08-24, 1891-07-27, 1896-09-05, 1898-08-03, 1925-09-01, 1947-07-26
Acer campestre L. - Hedge Maple
Specimen count: 12; collection dates: 1922-05-15, 1922-07-07, 1938-07-30, 1964-05-21, 1976-02-11, 1976-03-03, 1976-05-31, 2009-10-26, 2014-05-02, 2017-07-25, 2018-04-27
Acer ginnala Maxim. - Amur Maple
Specimen count: 4; collection dates: 2017-11-28, 2018-04-28, 2018-05-26
Acer negundo L. - Ash-Leaf Maple
Specimen count: 125; collection dates: 1878-05-00, 1924-11-24, 1940-08-21, 1949-04-16, 1975-00-00, 1975-03-25, 1975-04-07, 1975-06-29, 1975-07-16, 1976-02-17, 1976-06-02, 1976-06-04, 1976-06-19, 1976-07-28, 1977-05-12, 1978-05-21, 1987-03-02, 1987-04-09, 1993-07-03, 2006-04-26, 2008-09-22, 2009-04-24, 2009-05-16, 2009-06-04, 2017-04-18, 2017-04-27, 2017-04-28, 2017-06-11, 2017-06-15, 2017-06-19, 2017-06-24, 2017-07-02, 2017-08-03, 2017-08-06, 2017-08-16, 2017-09-10, 2017-09-19, 2017-10-06, 2017-10-15, 2017-10-17, 2017-10-18, 2017-10-21, 2018-03-10, 2018-03-24, 2018-03-26, 2018-04-21, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-05, 2018-05-08, 2018-05-09, 2018-05-11, 2018-06-07, 2018-06-09
Acer nigrum F. Michx. - Black Maple
Specimen count: 3; collection dates: 1978-02-12, 2017-07-26, 2018-05-26
Acer palmatum Thunb. - Japanese Maple
Specimen count: 40; collection dates: 1924-11-24, 1973-11-23, 1975-02-06, 1975-02-13, 1975-03-03, 1975-03-23, 1975-04-07, 1975-05-11, 1976-02-17, 1976-03-03, 1976-03-17, 1976-05-31, 1976-10-28, 1978-02-12, 1988-10-28, 2013-04-28, 2013-10-15, 2014-07-14, 2015-10-15, 2017-05-05, 2017-10-15, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-03, 2018-05-04, 2018-06-09
Acer platanoides L. - Norway Maple
Specimen count: 310; collection dates: 1890-04-19, 1897-06-18, 1898-05-19, 1924-11-24, 1929-06-14, 1930-07-20, 1973-05-12, 1975-06-16, 1976-02-27, 1976-03-17, 1976-04-08, 1976-04-13, 1976-04-18, 1976-04-22, 1976-04-23, 1976-04-26, 1976-04-28, 1976-04-30, 1976-06-19, 1976-10-16, 1977-05-26, 1977-05-31, 1986-12-29, 1987-04-09, 1988-04-28, 1989-04-19, 1994-06-03, 1998-05-05, 2006-04-20, 2006-07-20, 2009-04-22, 2009-05-29, 2013-04-28, 2013-08-26, 2014-04-17, 2014-05-03, 2014-06-03, 2014-09-07, 2015-07-29, 2016-10-14, 2016-10-29, 2017-04-12, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-05-01, 2017-05-03, 2017-05-05, 2017-05-09, 2017-05-12, 2017-05-27, 2017-05-28, 2017-06-09, 2017-06-10, 2017-06-11, 2017-06-15, 2017-06-21, 2017-06-22, 2017-06-28, 2017-07-09, 2017-07-15, 2017-07-16, 2017-07-18, 2017-07-19, 2017-07-20, 2017-08-03, 2017-08-27, 2017-09-10, 2017-09-11, 2017-09-26, 2017-09-27, 2017-10-05, 2017-10-10, 2017-10-18, 2017-10-22, 2017-10-23, 2017-10-25, 2017-10-27, 2017-11-01, 2017-11-05, 2017-11-09, 2017-11-12, 2017-11-17, 2017
Acer pseudoplatanus L. - Sycamore Maple
Specimen count: 87; collection dates: 1889-05-10, 1890-05-00, 1890-05-18, 1893-09-02, 1897-07-31, 1898-06-00, 1924-11-24, 1925-07-05, 1934-06-12, 1973-03-17, 1986-05-14, 1988-07-13, 1989-04-28, 1993-05-13, 1998-05-09, 2006-04-26, 2006-05-17, 2006-05-22, 2006-07-20, 2014-07-14, 2016-09-20, 2017-04-28, 2017-05-09, 2017-05-24, 2017-05-30, 2017-06-08, 2017-06-11, 2017-06-15, 2017-06-23, 2017-06-29, 2017-07-18, 2017-07-20, 2017-09-19, 2017-09-20, 2017-09-25, 2017-09-26, 2017-10-12, 2018-02-01, 2018-04-13, 2018-04-23, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-05-13, 2018-05-22, 2018-05-28, 2018-05-31, 2018-06-09, 2018-06-19
Acer rubrum L. - Red Maple
Specimen count: 343; collection dates: 1876-05-00, 1878-04-15, 1882-04-07, 1883-05-03, 1885-04-14, 1885-05-17, 1885-05-23, 1885-06-07, 1889-03-26, 1889-04-12, 1890-03-14, 1891-05-24, 1891-05-26, 1896-04-18, 1899-04-27, 1902-05-10, 1906-06-03, 1906-06-22, 1906-10-07, 1907-04-09, 1907-05-22, 1909-04-10, 1912-04-00, 1912-09-25, 1914-08-16, 1914-09-11, 1917-09-16, 1922-07-21, 1922-09-14, 1922-09-18, 1924-11-24, 1925-09-08, 1932-06-18, 1939-06-16, 1948-10-22, 1949-04-24, 1967-06-20, 1973-06-05, 1973-07-04, 1973-11-13, 1974-09-23, 1976-05-22, 1976-06-05, 1977-03-25, 1977-04-16, 1977-05-18, 1977-05-28, 1978-05-21, 1986-04-15, 1987-02-04, 1987-03-30, 1987-04-23, 1988-10-31, 1990-09-09, 1990-09-30, 2006-03-29, 2006-04-06, 2006-04-15, 2006-10-07, 2009-03-22, 2009-04-13, 2009-04-18, 2009-04-24, 2010-03-17, 2013-10-03, 2014-09-07, 2015-04-17, 2015-06-03, 2015-08-30, 2017-03-26, 2017-04-02, 2017-04-15, 2017-04-19, 2017-04-30, 2017-05-03, 2017-05-06, 2017-05-12, 2017-05-16, 2017-05-19, 2017-06-08, 2017-06-09, 2017-06-10, 2017-06-16, 2017-06-17, 2017-06-20, 2017
Acer saccharinum L. - Silver Maple
Specimen count: 87; collection dates: 1885-05-00, 1930-08-07, 1974-09-22, 1975-06-16, 1976-06-01, 1989-04-20, 2010-03-17, 2014-05-03, 2016-04-23, 2016-05-05, 2016-10-29, 2017-03-26, 2017-04-14, 2017-04-26, 2017-04-29, 2017-05-02, 2017-05-12, 2017-06-18, 2017-06-28, 2017-07-02, 2017-07-15, 2017-07-26, 2017-08-31, 2017-09-19, 2017-09-20, 2017-09-27, 2017-09-28, 2017-10-02, 2017-10-03, 2017-10-04, 2017-10-10, 2017-10-13, 2017-10-19, 2017-10-20, 2017-10-23, 2017-11-20, 2017-11-22, 2017-11-29, 2017-12-09, 2018-04-18, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-02, 2018-05-03, 2018-05-04, 2018-05-06, 2018-05-07, 2018-05-08, 2018-05-09, 2018-05-10, 2018-05-11, 2018-05-15, 2018-05-31
Acer saccharum Marshall - Sugar Maple
Specimen count: 153; collection dates: 1856-05-31, 1877-04-24, 1878-05-00, 1886-05-31, 1893-05-21, 1893-09-04, 1893-09-10, 1904-05-22, 1917-08-13, 1924-11-24, 1930-08-07, 1933-08-08, 1936-06-14, 1936-09-14, 1939-06-11, 1943-08-07, 1967-06-20, 1976-07-22, 1986-12-30, 1988-06-06, 1997-07-31, 2006-04-20, 2006-04-26, 2006-07-14, 2008-09-16, 2009-04-22, 2009-05-29, 2009-06-30, 2009-08-12, 2011-08-21, 2013-08-26, 2013-09-15, 2013-10-03, 2014-09-07, 2016-06-22, 2016-07-31, 2016-09-21, 2016-09-24, 2017-04-02, 2017-04-29, 2017-05-01, 2017-05-03, 2017-05-16, 2017-06-06, 2017-06-07, 2017-06-08, 2017-06-09, 2017-06-10, 2017-06-13, 2017-06-17, 2017-06-28, 2017-06-30, 2017-07-04, 2017-07-12, 2017-07-15, 2017-07-19, 2017-07-20, 2017-07-25, 2017-07-27, 2017-08-09, 2017-08-22, 2017-08-29, 2017-08-30, 2017-08-31, 2017-09-26, 2017-10-10, 2017-10-14, 2017-10-20, 2017-10-25, 2017-10-26, 2017-10-27, 2017-10-28, 2017-11-04, 2017-11-08, 2018-03-10, 2018-03-27, 2018-04-20, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-04, 2018-05-07, 2018-05-08, 2018-05-09, 2018-05-10, 2018
Acer spicatum Lam. - Mountain Maple
Specimen count: 1; collection dates: 1920-07-11
Achillea millefolium L. - common yarrow
Specimen count: 95; collection dates: 1872-07-00, 1873-08-04, 1899-06-19, 1899-07-01, 1899-08-02, 1900-07-12, 1901-07-24, 1901-10-12, 1902-00-00, 1920-07-16, 1923-07-06, 1924-07-00, 1927-07-31, 1939-06-26, 1940-07-14, 1941-05-19, 1963-06-06, 1964-05-25, 1996-05-06, 2001-07-08, 2002-07-16, 2002-07-17, 2006-04-11, 2008-07-07, 2012-09-12, 2012-10-29, 2015-06-04, 2015-06-26, 2016-06-10, 2016-06-19, 2017-01-12, 2017-03-16, 2017-03-30, 2017-05-11, 2017-05-23, 2017-06-13, 2017-06-15, 2017-06-17, 2017-06-20, 2017-06-21, 2017-06-29, 2017-10-14, 2018-03-03, 2018-03-10, 2018-03-27, 2018-04-15, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-14, 2018-05-20, 2018-05-22, 2018-05-25, 2018-05-29, 2018-06-14, 2018-06-16, 2018-06-18
Acorus americanus (Raf.) Raf. - Several-Vein Sweetflag
Specimen count: 2; collection dates: 2016-06-20, 2016-07-27
Acorus calamus L. - Single-Vein Sweetflag
Specimen count: 7; collection dates: 1878-05-04, 1879-05-00, 1893-06-25, 1898-04-16, 1925-06-18, 2014-06-03
Actaea pachypoda Elliott - White Baneberry
Specimen count: 7; collection dates: 1877-05-00, 1891-05-00, 1899-05-14, 1913-05-13, 1940-09-27, 2016-05-22
Actaea racemosa L. - Black Bugbane
Specimen count: 12; collection dates: 1901-07-16, 1901-10-07, 1902-07-20, 1908-07-20, 1913-07-04, 2017-06-30, 2017-08-06, 2017-09-04, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-07
Actaea rubra (Aiton) Willd. - Red Baneberry
Specimen count: 6; collection dates: 1876-05-19, 1949-05-10, 1987-05-12, 2006-06-21, 2017-09-25
Adiantum pedatum L. - Northern Maidenhair
Specimen count: 20; collection dates: 1876-07-20, 1893-07-15, 1899-06-11, 1899-10-01, 1903-06-28, 1904-06-25, 1905-06-03, 1905-07-14, 1906-05-30, 1906-08-28, 1925-06-13, 1982-00-00, 2014-10-28, 2016-05-22, 2018-05-13
Aegilops cylindrica Host - Jointed Goat Grass
Specimen count: 9; collection dates: 1935-06-19, 1936-06-06, 1946-06-21, 1948-06-10, 1953-06-25, 1964-06-20
Aegopodium podagraria L. - Bishop's Goutweed
Specimen count: 60; collection dates: 1940-06-19, 1988-06-02, 2006-06-13, 2009-06-22, 2014-05-27, 2014-06-20, 2014-06-25, 2016-09-26, 2017-05-14, 2017-05-26, 2017-05-31, 2017-06-11, 2017-07-08, 2017-08-29, 2017-08-30, 2018-03-10, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-11, 2018-05-24, 2018-06-03, 2018-06-05, 2018-06-08, 2018-06-09, 2018-06-10
Aesculus hippocastanum L. - Horse-Chestnut
Specimen count: 53; collection dates: 1877-05-00, 1879-05-17, 1894-05-13, 1907-06-06, 1925-05-23, 1933-06-03, 1940-05-29, 1994-07-23, 2006-09-06, 2013-04-22, 2015-05-24, 2015-06-16, 2015-11-29, 2016-05-19, 2017-04-27, 2017-05-03, 2017-05-09, 2017-05-10, 2017-05-26, 2017-08-27, 2017-09-23, 2017-10-10, 2018-03-28, 2018-04-07, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-02, 2018-05-07, 2018-05-08, 2018-05-10, 2018-05-11, 2018-05-13, 2018-05-14
Aethusa cynapium L. - Fool's-Parsley
Agalinis maritima (Raf.) Raf. - Saltmarsh False Foxglove
Specimen count: 2; collection dates: 1914-09-03, 1915-09-08
Agalinis purpurea (L.) Pennell - Purple False Foxglove
Specimen count: 6; collection dates: 1896-08-30, 1910-09-10, 1914-09-03, 1986-09-30, 2014-09-15
Agalinis setacea (J.F. Gmel.) Raf. - Thread-Leaf False Foxglove
Specimen count: 1; collection dates: 1908-09-10
Agalinis tenuifolia (Vahl) Raf. - Slender-Leaf False Foxglove
Specimen count: 10; collection dates: 1891-09-09, 1891-09-27, 1892-09-18, 1899-09-01, 1899-09-11, 1901-09-19, 1903-09-07, 1914-09-03, 2016-09-25
Agastache nepetoides (L.) Kuntze - Yellow Giant-Hyssop
Specimen count: 10; collection dates: 1878-08-00, 1891-10-03, 1898-09-08, 1901-09-26, 1914-08-23, 1929-11-07, 1945-09-10, 1946-09-14, 2015-11-02
Ageratina altissima (L.) R. M. King & H. Rob. - White Snakeroot
Specimen count: 262; collection dates: 1927-09-23, 1940-09-26, 1961-10-11, 1964-09-16, 1978-09-17, 1986-10-01, 1988-09-27, 2006-08-29, 2006-10-07, 2006-11-07, 2008-09-22, 2008-10-09, 2010-09-30, 2010-10-05, 2010-10-18, 2013-08-21, 2013-08-26, 2013-09-15, 2013-11-03, 2014-10-02, 2014-10-14, 2015-05-09, 2015-06-06, 2015-07-25, 2015-10-07, 2015-10-15, 2015-12-16, 2016-08-03, 2016-09-19, 2016-09-21, 2016-09-27, 2016-10-01, 2016-10-08, 2016-10-10, 2016-10-30, 2016-11-01, 2016-11-05, 2016-11-21, 2017-05-06, 2017-05-19, 2017-06-01, 2017-06-09, 2017-06-10, 2017-06-11, 2017-06-13, 2017-06-15, 2017-06-21, 2017-06-27, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-05, 2017-07-06, 2017-07-08, 2017-07-09, 2017-07-11, 2017-07-12, 2017-07-15, 2017-07-16, 2017-07-21, 2017-07-26, 2017-07-27, 2017-08-01, 2017-08-02, 2017-08-03, 2017-08-05, 2017-08-06, 2017-08-12, 2017-08-13, 2017-08-15, 2017-08-16, 2017-08-17, 2017-08-19, 2017-08-23, 2017-08-24, 2017-08-25, 2017-08-26, 2017-08-29, 2017-08-30, 2017-08-31, 2017-09-05, 2017-09-07, 2017-09-10, 2017-09-13, 2017-09-18, 2017
Ageratina aromatica (L.) Spach - Lesser Snakeroot
Agrimonia gryposepala Wallr. - Tall Hairy Grooveburr
Specimen count: 19; collection dates: 1853-07-24, 1872-08-00, 1876-07-30, 1894-10-27, 1895-05-05, 1895-07-28, 1896-07-09, 1896-07-12, 1896-07-28, 1899-07-14, 1902-07-11, 1902-07-20, 1905-08-14, 1913-07-28, 1925-07-14, 1925-08-09, 1991-11-05
Agrimonia parviflora Aiton - Harvestlice
Specimen count: 11; collection dates: 1877-10-26, 1878-08-27, 1886-08-22, 1895-08-17, 1896-07-19, 1896-08-02, 1896-09-15, 1914-09-03, 1925-07-28, 1929-07-10
Agrimonia pubescens Wallr. - Soft Grooveburr
Specimen count: 12; collection dates: 1879-08-20, 1892-00-00, 1894-09-11, 1894-09-16, 1895-08-04, 1895-08-17, 1896-09-09, 1901-09-05, 1901-09-14, 1914-09-03
Agrimonia rostellata Wallr. - Beaked Grooveburr
Specimen count: 6; collection dates: 1892-10-02, 1894-10-27, 1895-05-05, 1899-09-01, 1904-10-15, 1915-08-15
Agropyron cristatum (L.) Gaertn. - Crested Wheat Grass
Specimen count: 1; collection dates: 1958-07-27
Agrostemma githago L. - Common Corncockle
Specimen count: 11; collection dates: 1876-06-09, 1879-07-00, 1880-07-00, 1882-07-10, 1898-06-24, 1899-06-12, 1901-06-10, 1903-06-21, 1909-07-07, 1939-07-06
Agrostis capillaris L. - Colonial Bent
Specimen count: 16; collection dates: 1879-08-00, 1893-07-02, 1896-06-29, 1896-06-30, 1896-07-14, 1896-07-19, 1899-06-17, 1899-06-22, 1899-06-24, 1899-09-05, 1937-08-07, 2014-06-30, 2015-06-24
Agrostis gigantea Roth - Black Bent
Specimen count: 11; collection dates: 1849-07-05, 1879-06-00, 1879-06-26, 1896-06-30, 1899-06-22, 1931-08-02, 1938-06-23, 1939-06-22, 2014-06-30
Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. - Winter Bent
Specimen count: 9; collection dates: 1879-06-05, 1879-07-28, 1898-07-10, 1899-09-05, 1916-07-14, 1916-07-16, 1925-07-01, 1925-07-26
Agrostis perennans (Walter) Tuck. - Upland Bent
Specimen count: 42; collection dates: 1867-09-28, 1878-08-00, 1878-08-27, 1879-07-18, 1891-07-25, 1893-09-09, 1893-10-22, 1894-09-16, 1896-08-15, 1896-08-19, 1896-08-25, 1896-09-20, 1896-09-21, 1897-09-13, 1897-09-14, 1897-09-25, 1898-08-00, 1906-09-15, 1914-08-17, 1916-07-16, 1916-08-18, 1916-08-30, 1917-09-22, 1921-09-16, 1924-06-17, 1946-08-21, 1946-10-09, 1947-09-13, 1966-08-20, 2009-08-08, 2009-09-02, 2013-08-17, 2013-09-15, 2013-10-03, 2014-08-06, 2014-08-16, 2015-06-24, 2015-08-18, 2015-10-06
Agrostis scabra Willd. - Thermal Bent
Specimen count: 3; collection dates: 1879-07-28, 1882-07-00, 1946-08-02
Agrostis stolonifera L. - Spreading Bent
Specimen count: 12; collection dates: 1879-07-20, 1894-08-27, 1895-06-30, 1939-06-22, 1946-07-01, 1946-07-07, 1946-08-02, 1990-09-30, 2015-07-28
Ailanthus altissima (Mill.) Swingle - Tree-of-Heaven
Specimen count: 335; collection dates: 1876-07-04, 1879-08-01, 1883-06-25, 1885-00-00, 1890-09-21, 1891-06-00, 1893-06-21, 1898-02-04, 1899-06-28, 1899-07-16, 1900-07-01, 1924-11-24, 1925-07-20, 1937-07-30, 1986-07-22, 1987-01-28, 1990-09-09, 1990-09-30, 1993-07-01, 2007-06-09, 2009-08-06, 2011-08-28, 2013-09-29, 2013-10-01, 2014-06-24, 2015-02-15, 2015-03-16, 2015-08-29, 2015-08-30, 2015-09-16, 2016-06-10, 2016-06-11, 2016-06-13, 2016-06-26, 2016-07-09, 2016-08-20, 2016-09-21, 2016-10-01, 2016-10-14, 2017-03-26, 2017-04-05, 2017-04-14, 2017-04-16, 2017-04-18, 2017-04-29, 2017-05-03, 2017-05-05, 2017-05-06, 2017-05-08, 2017-05-12, 2017-05-14, 2017-05-17, 2017-05-18, 2017-05-21, 2017-05-24, 2017-05-27, 2017-06-01, 2017-06-08, 2017-06-11, 2017-06-14, 2017-06-20, 2017-06-22, 2017-06-24, 2017-07-01, 2017-07-02, 2017-07-04, 2017-07-08, 2017-07-13, 2017-07-21, 2017-07-24, 2017-08-03, 2017-08-05, 2017-08-07, 2017-08-09, 2017-08-21, 2017-08-23, 2017-08-31, 2017-09-02, 2017-09-09, 2017-09-10, 2017-09-12, 2017-09-14, 2017-09-19, 2017-09-20, 2017-09-27, 2017
Aira caryophyllea L. - Common Silver-Hair Grass
Specimen count: 1; collection dates: 2016-06-10
Aira praecox L. - Early Silver-Hair Grass
Ajuga reptans L. - Carpet Bugle
Specimen count: 26; collection dates: 1896-05-19, 1896-05-25, 1899-05-25, 1905-09-07, 1907-08-23, 1935-05-07, 1939-05-10, 1940-10-16, 1990-10-07, 2016-04-13, 2016-04-25, 2017-02-19, 2017-05-06, 2018-04-27, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-06, 2018-05-07, 2018-05-09, 2018-05-13, 2018-05-15, 2018-05-17
Albizia julibrissin Durazz. - Silktree
Specimen count: 48; collection dates: 1906-08-28, 1991-07-01, 2007-07-14, 2010-09-19, 2013-10-03, 2015-07-16, 2016-06-11, 2016-06-15, 2016-07-15, 2016-10-29, 2017-06-01, 2017-06-08, 2017-06-19, 2017-06-30, 2017-07-01, 2017-07-07, 2017-07-15, 2017-08-16, 2017-08-17, 2017-09-10, 2017-10-12, 2017-10-17, 2017-11-05, 2017-11-12, 2018-02-22, 2018-04-28, 2018-05-26, 2018-06-06
Alcea rosea L. - Hollyhock
Specimen count: 5; collection dates: 2017-06-15, 2017-06-20, 2018-02-08, 2018-04-05, 2018-05-14
Aletris farinosa L. - White Colicroot
Specimen count: 5; collection dates: 1878-07-00, 1879-08-00, 1895-06-20, 1904-09-11
Alisma subcordatum Raf. - American Water-Plantain
Specimen count: 9; collection dates: 1878-08-28, 1880-07-14, 1895-07-28, 1899-08-13, 1925-07-00, 1939-08-10, 1946-08-02, 2016-07-03, 2016-07-12
Alliaria petiolata (M. Bieb.) Cavara & Grande - Garlic-Mustard
Specimen count: 593; collection dates: 1879-06-00, 1887-07-03, 1964-05-04, 1983-05-07, 1985-05-01, 1986-04-30, 1986-05-19, 1988-04-22, 1993-04-08, 2006-04-19, 2006-04-20, 2009-05-16, 2013-04-28, 2013-08-27, 2014-04-26, 2014-05-03, 2014-05-30, 2015-05-03, 2016-04-23, 2016-05-22, 2016-06-11, 2016-06-25, 2017-01-04, 2017-01-11, 2017-02-19, 2017-03-26, 2017-04-02, 2017-04-05, 2017-04-10, 2017-04-12, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-21, 2017-04-26, 2017-04-27, 2017-04-28, 2017-04-29, 2017-05-03, 2017-05-04, 2017-05-06, 2017-05-07, 2017-05-11, 2017-05-12, 2017-05-15, 2017-05-19, 2017-05-26, 2017-05-28, 2017-06-11, 2017-06-12, 2017-06-13, 2017-06-15, 2017-06-16, 2017-06-20, 2017-06-21, 2017-06-24, 2017-08-06, 2017-10-17, 2017-11-14, 2017-11-16, 2017-11-18, 2017-11-29, 2017-11-30, 2017-12-05, 2017-12-06, 2018-01-13, 2018-01-21, 2018-01-28, 2018-02-09, 2018-02-15, 2018-02-19, 2018-02-20, 2018-02-26, 2018-03-03, 2018-03-04, 2018-03-10, 2018-03-12, 2018-03-14, 2018-03-16, 2018-03-17, 2018-03-18, 2018-03-19, 2018-03-24, 2018
Allium canadense L. - Meadow Garlic
Specimen count: 6; collection dates: 1876-06-13, 2017-01-12, 2017-04-16, 2018-06-04
Allium cernuum Roth - Nodding Onion
Specimen count: 1; collection dates: 2018-04-28
Allium neapolitanum Cyr. - White Garlic
Specimen count: 1; collection dates: 2015-10-15
Allium porrum L. - Garden Leek
Allium sativum L. - Cultivated Garlic
Allium schoenoprasum L. - Wild Chives
Specimen count: 16; collection dates: 2007-05-23, 2017-10-23, 2018-04-21, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-05-09, 2018-05-10, 2018-05-11
Allium tricoccum Aiton - Wideleaf Wild Leek
Specimen count: 28; collection dates: 1879-07-18, 1879-08-00, 1885-05-17, 1885-07-12, 1899-05-01, 1900-05-10, 1914-05-01, 1925-04-01, 1925-06-28, 1987-05-12, 2016-07-31, 2017-04-09, 2017-04-14, 2017-04-15, 2017-04-20, 2017-04-27, 2017-05-01, 2018-04-27, 2018-04-28, 2018-05-11, 2018-05-19
Allium vineale L. - Crow Garlic
Specimen count: 276; collection dates: 1883-07-16, 1914-08-16, 1920-07-17, 1941-07-10, 1946-07-07, 1947-07-10, 1966-07-00, 1998-06-02, 2006-05-24, 2008-04-19, 2009-04-09, 2014-03-25, 2014-05-03, 2014-06-19, 2016-06-18, 2016-11-13, 2016-12-25, 2016-12-27, 2017-01-01, 2017-01-11, 2017-02-18, 2017-02-19, 2017-02-24, 2017-02-28, 2017-03-21, 2017-03-26, 2017-03-30, 2017-04-02, 2017-04-07, 2017-04-09, 2017-04-10, 2017-04-11, 2017-04-13, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-05-04, 2017-05-12, 2017-06-07, 2017-06-18, 2017-06-19, 2017-06-27, 2017-07-02, 2017-07-07, 2017-10-17, 2017-10-28, 2018-01-13, 2018-01-20, 2018-01-21, 2018-02-09, 2018-02-18, 2018-02-20, 2018-02-26, 2018-02-28, 2018-03-04, 2018-03-05, 2018-03-10, 2018-03-12, 2018-03-17, 2018-03-19, 2018-03-20, 2018-03-24, 2018-03-25, 2018-03-26, 2018-03-27, 2018-03-28, 2018-03-31, 2018-04-04, 2018-04-07, 2018-04-13, 2018-04-14, 2018-04-15, 2018-04-18, 2018-04-20, 2018-04-21, 2018-04-22, 2018-04-24, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018
Alnus glutinosa (L.) Gaertn. - European Alder
Specimen count: 71; collection dates: 1877-00-00, 1878-03-22, 1891-04-25, 1891-04-26, 1891-09-20, 1893-06-25, 1894-07-18, 1899-05-14, 1902-08-10, 1903-10-20, 1903-11-01, 1904-09-25, 1908-09-26, 1919-03-23, 1921-10-07, 1924-11-24, 1930-08-01, 1930-08-12, 1933-01-14, 1950-04-01, 1962-10-10, 1963-03-16, 1966-07-00, 1986-04-30, 1987-03-17, 1992-03-25, 1992-04-02, 1993-07-16, 1993-07-30, 2005-04-04, 2005-05-01, 2006-03-29, 2008-09-16, 2009-03-16, 2009-10-29, 2015-04-21, 2015-12-20, 2016-08-03, 2016-08-13, 2017-04-02, 2017-04-18, 2017-05-24, 2017-06-29, 2017-08-05, 2017-10-17, 2018-03-12, 2018-04-27, 2018-04-29, 2018-05-03, 2018-05-08, 2018-05-17
Alnus incana (L.) Moench - Speckled Alder
Specimen count: 4; collection dates: 2017-02-19, 2017-09-26, 2017-11-05, 2018-04-29
Alnus serrulata (Aiton) Willd. - Brookside Alder
Specimen count: 33; collection dates: 1875-03-03, 1880-03-30, 1880-05-00, 1883-04-17, 1885-07-12, 1891-08-22, 1891-10-18, 1894-08-03, 1895-08-11, 1896-04-18, 1896-09-13, 1896-09-19, 1899-05-27, 1903-03-21, 1903-07-03, 1904-09-11, 1904-09-25, 1904-10-03, 1905-04-09, 1905-07-26, 1906-09-15, 1914-10-03, 1924-11-24, 1925-07-07, 1990-07-30
Alopecurus aequalis Sobol. - Short-Awn Meadow-Foxtail
Specimen count: 3; collection dates: 1914-08-00, 1948-05-27, 1959-06-07
Alopecurus carolinianus Walter - Tufted Meadow-Foxtail
Alopecurus geniculatus L. - Marsh Meadow-Foxtail
Alopecurus myosuroides Huds. - Slender Meadow-Foxtail
Specimen count: 1; collection dates: 1880-05-29
Alopecurus pratensis L. - Field Meadow-Foxtail
Specimen count: 10; collection dates: 1890-05-05, 1901-05-21, 1916-05-22, 1917-05-19, 1929-05-29, 1938-06-23, 1950-05-16, 1950-05-23, 1964-05-02
Althaea officinalis L. - Common Marsh-Mallow
Specimen count: 3; collection dates: 2010-06-28, 2016-09-19
Alyssum alyssoides (L.) L. - Pale Madwort
Amaranthus albus L. - Tumbleweed
Specimen count: 5; collection dates: 1876-07-27, 1986-10-10, 2014-07-02, 2015-08-30
Amaranthus blitoides S. Watson - Mat Amaranth
Specimen count: 7; collection dates: 1939-08-11, 2017-08-15, 2017-08-18, 2018-06-18
Amaranthus blitum L. - Purple Amaranth
Specimen count: 33; collection dates: 1912-09-25, 1937-09-26, 1939-07-05, 1940-08-30, 1946-10-12, 1950-09-05, 1984-10-13, 1993-09-06, 2006-05-18, 2006-07-21, 2009-10-29, 2013-08-21, 2013-08-27, 2014-07-02, 2014-08-13, 2014-11-08, 2017-07-03, 2017-08-05, 2017-08-09, 2017-09-21, 2017-10-28, 2017-11-10, 2017-11-19, 2018-05-24, 2018-06-02, 2018-06-04, 2018-06-07, 2018-06-10, 2018-06-15, 2018-06-18
Amaranthus cannabinus (L.) Sauer - Tidal-Marsh Amaranth
Specimen count: 4; collection dates: 1879-07-22, 1948-10-08, 2013-09-19
Amaranthus caudatus L. - Love-Lies-Bleeding
Amaranthus crispus (Lesp. & Thev.) N. Terracc. - Crisp-Leaf Amaranth
Amaranthus cruentus L. - Red Amaranth
Specimen count: 7; collection dates: 2009-08-31, 2014-09-02, 2014-09-25, 2015-08-04, 2017-07-06, 2017-09-10
Amaranthus hybridus L. - Smooth Amaranth
Specimen count: 23; collection dates: 1882-09-18, 1884-10-11, 1888-10-06, 1906-09-00, 1925-08-26, 1939-08-03, 1986-10-21, 2006-08-14, 2008-09-22, 2008-11-14, 2009-07-14, 2009-09-01, 2009-10-29, 2010-07-26, 2014-09-24, 2017-09-15
Amaranthus hypochondriacus L. - Prince-of-Wales-Feather
Specimen count: 1; collection dates: 2016-09-14
Amaranthus palmeri S. Watson - Careless Weed
Specimen count: 5; collection dates: 2014-11-08, 2017-07-14, 2017-10-02
Amaranthus powellii S. Watson - Green Amaranth
Specimen count: 2; collection dates: 2015-11-04, 2016-07-06
Amaranthus pumilus Raf. - Seaside Amaranth
Specimen count: 3; collection dates: 1998-10-01, 2014-08-19, 2016-08-19
Amaranthus retroflexus L. - Red-Root
Specimen count: 12; collection dates: 1925-08-26, 1939-08-02, 1964-09-15, 1989-07-23, 2014-08-20, 2017-07-06, 2017-08-24, 2017-09-01, 2017-11-01, 2018-05-03, 2018-06-15
Amaranthus spinosus L. - Spiny Amaranth
Amaranthus tuberculatus (Moq.) J. D. Sauer - Rough-Fruit Amaranth
Specimen count: 3; collection dates: 1908-09-20, 2010-08-27
Amaranthus viridis L. - Slender Amaranth
Specimen count: 4; collection dates: 1870-00-00, 1937-09-26, 1987-09-09, 2016-09-29
Ambrosia artemisiifolia L. - Annual Ragweed
Specimen count: 75; collection dates: 1877-09-19, 1891-06-00, 1894-09-30, 1899-09-00, 1904-08-21, 1919-08-24, 1939-07-31, 1964-09-16, 1987-10-29, 1988-07-28, 1988-09-06, 2005-09-17, 2006-08-21, 2007-02-03, 2009-08-06, 2010-09-30, 2013-08-26, 2013-10-15, 2015-08-29, 2016-06-11, 2016-07-08, 2016-09-21, 2016-10-14, 2017-05-21, 2017-05-26, 2017-06-03, 2017-06-08, 2017-06-11, 2017-06-27, 2017-07-02, 2017-07-04, 2017-07-07, 2017-07-25, 2017-07-28, 2017-07-30, 2017-08-01, 2017-08-05, 2017-08-06, 2017-08-15, 2017-08-19, 2017-08-25, 2017-08-27, 2017-08-28, 2017-08-30, 2017-09-03, 2017-09-14, 2017-09-17, 2017-09-18, 2017-09-19, 2017-09-20, 2017-09-22, 2017-09-28, 2017-10-07, 2017-10-10, 2017-10-12, 2017-11-25, 2017-11-30, 2018-04-27, 2018-04-28, 2018-06-08
Ambrosia trifida L. - Great Ragweed
Specimen count: 39; collection dates: 1874-09-10, 1891-06-00, 1899-06-17, 1904-08-23, 1920-06-21, 1920-09-18, 1939-08-08, 1964-10-19, 1988-08-21, 2006-07-18, 2006-08-20, 2006-11-01, 2011-08-26, 2013-08-27, 2014-08-08, 2016-06-11, 2017-06-11, 2017-06-21, 2017-07-01, 2017-07-04, 2017-08-01, 2017-08-03, 2017-08-06, 2017-08-16, 2017-08-29, 2017-08-30, 2017-09-07, 2017-09-09, 2017-09-12, 2017-09-20, 2018-04-29, 2018-06-16
Amelanchier arborea (Michx. f.) Fernald - Intermediate Service-Berry
Specimen count: 70; collection dates: 1868-05-00, 1891-04-26, 1897-05-16, 1899-08-23, 1900-05-10, 1909-04-26, 1910-06-04, 1913-04-25, 1914-07-20, 1917-05-14, 1924-11-24, 2003-04-00, 2009-04-24, 2014-05-02, 2014-06-25, 2015-06-12, 2018-03-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-18, 2018-05-21, 2018-05-24, 2018-05-26, 2018-06-02, 2018-06-03, 2018-06-04, 2018-06-08, 2018-06-09, 2018-06-12
Amelanchier canadensis (L.) Medik. - Canadian Service-Berry
Specimen count: 55; collection dates: 1868-05-00, 1875-04-20, 1878-03-22, 1879-05-09, 1879-05-10, 1880-05-01, 1882-06-15, 1885-05-17, 1885-05-23, 1891-04-26, 1898-05-04, 1902-04-15, 1903-04-18, 1905-05-14, 1914-07-10, 1914-08-16, 1915-04-24, 1925-04-26, 1931-05-24, 1937-05-20, 1939-05-01, 1941-04-28, 1946-06-09, 1949-04-16, 2002-04-15, 2014-04-26, 2014-05-02, 2015-04-21, 2015-04-22, 2017-04-14, 2017-04-17, 2017-04-30, 2018-03-20, 2018-04-26, 2018-04-27, 2018-04-28, 2018-06-03, 2018-06-04, 2018-06-09
Amelanchier laevis Wiegand - Allegheny Service-Berry
Specimen count: 20; collection dates: 1874-07-07, 1890-05-08, 1937-05-03, 1938-04-18, 1940-05-09, 1985-05-30, 1987-04-21, 1993-04-26, 2006-04-20, 2009-04-24, 2009-05-29, 2014-04-26, 2014-05-30, 2014-06-03, 2015-06-05, 2015-06-11, 2017-04-14, 2018-04-27
Amelanchier nantucketensis E.P. Bicknell - Nantucket Service-Berry
Specimen count: 3; collection dates: 1904-06-25, 1906-05-05, 1996-11-05
Amelanchier sanguinea (Pursh) DC. - Round-Leaf Service-Berry
Specimen count: 7; collection dates: 1909-06-08, 1920-00-00, 1929-06-28, 2011-08-28, 2014-05-03, 2014-06-03, 2017-04-15
Amelanchier spicata (Lam.) K. Koch - Running Service-Berry
Specimen count: 1; collection dates: 1933-06-14
Amianthium muscitoxicum (Walter) A. Gray - Flypoison
Ammophila breviligulata Fernald - American Beach Grass
Specimen count: 24; collection dates: 1878-08-27, 1894-10-00, 1902-08-23, 1909-09-02, 1936-08-28, 1936-09-05, 2007-10-03, 2016-06-10, 2016-06-11, 2016-11-08, 2016-11-13, 2017-09-21, 2018-04-11, 2018-04-28, 2018-04-29, 2018-04-30
Amorpha fruticosa L. - False Indigo-Bush
Specimen count: 46; collection dates: 1893-06-25, 1894-07-18, 1903-10-20, 1903-11-01, 1904-10-01, 1908-09-26, 1914-10-04, 1924-11-24, 1925-06-09, 1927-06-00, 1945-06-09, 1945-06-12, 2002-05-25, 2016-06-10, 2016-06-11, 2016-06-24, 2016-06-28, 2016-10-14, 2017-05-20, 2017-05-27, 2017-06-02, 2017-06-14, 2017-07-01, 2018-04-27, 2018-05-28, 2018-05-29, 2018-05-30, 2018-06-02, 2018-06-06, 2018-06-07, 2018-06-09, 2018-06-11, 2018-06-13
Ampelamus albidus (Nutt.) Britton - Honeyvine
Specimen count: 2; collection dates: 2015-08-25, 2017-08-15
Ampelopsis glandulosa (Wall.) Momiyama - Amur Hop-Peppervine
Specimen count: 65; collection dates: 2004-08-01, 2006-06-30, 2006-07-06, 2013-09-15, 2014-06-11, 2016-09-21, 2017-05-26, 2017-06-11, 2017-06-14, 2017-06-19, 2017-06-25, 2017-07-01, 2017-07-02, 2017-07-18, 2017-07-27, 2017-08-03, 2017-08-04, 2017-08-06, 2017-08-31, 2017-09-20, 2017-09-26, 2017-10-17, 2017-10-31, 2017-11-01, 2017-11-05, 2017-11-15, 2017-11-18, 2017-11-19, 2018-03-12, 2018-03-20, 2018-04-28, 2018-04-30, 2018-05-08, 2018-05-09, 2018-05-10, 2018-05-13, 2018-05-25, 2018-05-30, 2018-06-01, 2018-06-05, 2018-06-06, 2018-06-07, 2018-06-08, 2018-06-09, 2018-06-11, 2018-06-14, 2018-06-15, 2018-06-16, 2018-06-17
Amphicarpaea bracteata (L.) Fernald - American Hog-Peanut
Specimen count: 31; collection dates: 1877-08-23, 1879-08-20, 1886-08-15, 1886-09-27, 1887-05-15, 1890-08-31, 1890-10-05, 1891-05-17, 1891-05-23, 1892-09-04, 1895-08-17, 1898-09-25, 1898-10-15, 1899-09-01, 1900-08-10, 1901-08-15, 1901-11-14, 1902-01-06, 1902-05-18, 1908-10-03, 1914-08-18, 1925-09-22, 1932-08-24, 2014-11-10, 2015-08-29, 2017-08-28, 2017-09-15, 2017-10-27
Amsinckia intermedia Fisch. & C.A. Mey. - Common Fiddleneck
Specimen count: 1; collection dates: 1880-06-10
Amsonia tabernaemontana Walter - Eastern Bluestar
Specimen count: 12; collection dates: 1893-05-00, 1940-05-27, 1950-06-06, 2017-05-03, 2018-04-27, 2018-05-10, 2018-05-12, 2018-05-15, 2018-05-22, 2018-05-25, 2018-06-18
Anagallis arvensis L. - Scarlet Yellow-Loosestrife
Specimen count: 9; collection dates: 2006-07-14, 2016-07-10, 2016-10-19, 2017-07-08, 2018-03-24, 2018-04-21, 2018-06-02, 2018-06-09, 2018-06-16
Anaphalis margaritacea (L.) Benth. & Hook. f. - Pearly-Everlasting
Specimen count: 9; collection dates: 1874-08-14, 1879-05-10, 1898-04-24, 1898-05-15, 1898-06-16, 1917-08-12, 1920-08-29, 1979-10-21, 1984-00-00
Anchusa arvensis (L.) M. Bieb. - Small Bugloss
Specimen count: 1; collection dates: 1879-08-00
Anchusa officinalis L. - Common Bugloss
Specimen count: 12; collection dates: 1898-06-07, 1901-07-09, 1904-06-16, 1904-07-06, 1911-09-06, 1911-09-13, 1912-08-30, 1912-10-29, 1936-07-02, 1944-06-02, 1945-07-05
Andropogon gerardi Vitman - Big Bluestem
Specimen count: 3; collection dates: 1937-08-31, 2014-09-02
Andropogon glomeratus (Walter) Britton, Sterns & Poggenb. - Bushy Bluestem
Specimen count: 6; collection dates: 1879-09-00, 1879-09-15, 1901-11-10, 1905-09-23, 2017-04-17
Andropogon virginicus L. - Broom-Sedge
Specimen count: 32; collection dates: 1847-09-00, 1871-12-00, 1878-09-00, 1879-09-06, 1893-11-03, 1896-10-06, 1905-09-25, 1915-10-06, 1915-10-14, 1946-10-09, 1947-09-13, 1948-10-00, 1948-10-19, 1989-03-16, 2006-09-27, 2006-11-01, 2009-08-26, 2009-10-11, 2017-04-17, 2017-04-30, 2018-04-29
Anemone acutiloba (DC.) G. Lawson - Sharp-Lobe Hepatica
Specimen count: 12; collection dates: 2017-04-28, 2018-04-12, 2018-04-14, 2018-04-25, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-17
Anemone americana (DC.) H. Hara - Round-Lobe Hepatica
Specimen count: 8; collection dates: 1871-04-21, 1877-04-08, 1878-04-13, 1896-04-21, 1899-05-05, 1914-04-28, 2018-04-28
Anemone canadensis L. - Canadian False Thimbleweed
Specimen count: 15; collection dates: 1891-07-19, 1899-06-12, 1912-06-17, 1932-07-18, 1935-06-07, 2014-06-06, 2015-05-20, 2016-04-20, 2018-05-22, 2018-05-28, 2018-05-29, 2018-06-01, 2018-06-06, 2018-06-13, 2018-06-18
Anemone cylindrica A. Gray - Long-Head Thimbleweed
Specimen count: 2; collection dates: 1899-07-12, 1902-09-17
Anemone quinquefolia L. - Nightcaps
Specimen count: 34; collection dates: 1876-04-23, 1877-05-04, 1878-04-10, 1882-05-20, 1888-05-18, 1891-05-10, 1896-04-21, 1898-04-30, 1899-05-04, 1903-04-25, 1903-04-30, 1987-04-23, 2006-05-10, 2010-04-12, 2017-04-18, 2018-04-22, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30
Anemone virginiana L. - Tall Thimbleweed
Specimen count: 21; collection dates: 1879-06-15, 1879-07-09, 1879-07-12, 1891-06-28, 1892-06-26, 1896-07-10, 1896-07-14, 1899-07-14, 1901-09-30, 1902-07-20, 1902-09-17, 1903-07-01, 1906-06-22, 1906-10-10, 1907-09-16, 1908-06-22, 1924-09-00, 2006-07-10, 2016-07-20, 2018-06-09
Anethum graveolens L. - Dill
Specimen count: 2; collection dates: 2015-10-01, 2017-07-24
Angelica atropurpurea L. - Purple-Stem Angelica
Specimen count: 3; collection dates: 2016-03-08, 2018-04-27, 2018-06-09
Angelica lucida L. - Seacoast Angelica
Angelica venenosa (J. Greenway) Fernald - Hairy Angelica
Specimen count: 2; collection dates: 1994-07-08
Antennaria howellii Greene - Small Pussytoes
Specimen count: 2; collection dates: 1898-05-12, 1898-05-22
Antennaria neglecta Greene - Field Pussytoes
Specimen count: 17; collection dates: 1884-04-27, 1898-04-17, 1898-05-00, 1898-05-15, 1898-06-18, 1899-05-07, 1899-05-20, 1901-05-13, 1902-09-19, 1904-05-22, 1906-10-15, 1909-05-01, 1909-05-08, 1918-05-04
Antennaria parlinii Fernald - Parlin's Pussytoes
Specimen count: 2; collection dates: 1899-05-25
Antennaria plantaginifolia (L.) Hook. - Woman's-Tobacco
Specimen count: 37; collection dates: 1869-04-00, 1874-05-19, 1880-05-02, 1886-05-00, 1896-05-04, 1898-04-17, 1898-04-24, 1898-04-30, 1898-05-15, 1898-06-16, 1898-06-18, 1899-05-07, 1899-05-12, 1899-05-25, 1900-05-12, 1901-05-13, 1901-06-00, 1902-09-00, 1906-04-24, 1915-04-24, 1956-05-14, 1964-05-19, 1983-05-07
Anthemis arvensis L. - Corn Chamomile
Specimen count: 10; collection dates: 1866-06-00, 1868-06-28, 1882-06-17, 1905-07-20, 1939-06-07, 2006-06-26, 2016-05-25, 2016-06-08, 2017-06-08, 2017-07-17
Anthemis cotula L. - Stinking Chamomile
Specimen count: 10; collection dates: 1866-07-26, 1868-06-22, 1899-07-12, 1912-08-14, 1936-06-10, 2017-09-26
Anthoxanthum nitens (Weber) Y. Schouten & Veldkamp - Holy Sweet Vernal Grass
Specimen count: 28; collection dates: 1878-04-22, 1878-05-00, 1878-05-04, 1886-05-31, 1887-05-15, 1889-05-26, 1897-07-11, 1897-08-00, 1897-08-08, 1898-04-00, 1899-05-25, 1904-05-28, 1909-05-08, 1910-04-26, 1915-05-10, 1916-06-27, 1925-04-26, 1925-06-06, 1932-05-31, 1937-05-09, 1948-05-19, 1959-06-00
Anthoxanthum odoratum L. - Large Sweet Vernal Grass
Specimen count: 29; collection dates: 1877-05-13, 1877-05-19, 1878-05-00, 1881-00-00, 1897-05-30, 1901-06-08, 1904-06-25, 1916-05-16, 1925-05-17, 1936-05-25, 1963-04-27, 1987-06-12, 1990-09-30, 1994-05-04, 2002-05-01, 2006-04-26, 2009-03-27, 2009-06-04, 2014-06-30, 2018-04-28, 2018-04-29, 2018-05-05
Anthriscus sylvestris (L.) Hoffm. - Wild Chervil
Specimen count: 8; collection dates: 2014-05-15, 2016-05-15, 2017-04-18, 2017-04-27, 2017-05-07, 2017-08-17, 2018-05-20
Apera spica-venti (L.) P. Beauv. - Loose Silky-Bent
Specimen count: 4; collection dates: 1879-07-06, 1880-05-29, 1880-07-01, 1880-07-04
Apios americana Medik. - Groundnut
Specimen count: 19; collection dates: 1846-08-06, 1876-08-26, 1883-08-12, 1893-08-27, 1901-09-16, 1903-09-07, 1904-07-31, 1904-08-06, 1913-07-04, 1925-08-06, 1947-08-17, 1986-09-09, 2015-10-14, 2016-06-26, 2016-07-03, 2017-08-15
Aplectrum hyemale (Muhl. ex Willd.) Nutt. - Adam-and-Eve
Specimen count: 2; collection dates: 1879-06-01, 1893-10-22
Apocynum androsaemifolium L. - Spreading Dogbane
Apocynum cannabinum L. - Indian-Hemp
Specimen count: 86; collection dates: 1899-06-08, 1939-07-06, 1942-07-10, 1949-06-19, 1988-06-10, 1988-09-01, 1993-07-02, 2006-05-31, 2006-06-01, 2006-06-27, 2010-09-30, 2014-07-07, 2015-06-10, 2015-08-30, 2016-06-10, 2016-06-11, 2016-06-26, 2016-08-03, 2016-08-07, 2017-04-16, 2017-04-17, 2017-04-30, 2017-05-21, 2017-05-24, 2017-06-06, 2017-06-14, 2017-06-20, 2017-06-23, 2017-06-24, 2017-06-25, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-02, 2017-07-04, 2017-07-06, 2017-07-10, 2017-07-16, 2017-07-17, 2017-07-20, 2017-07-30, 2017-08-01, 2017-08-05, 2017-08-07, 2017-08-09, 2017-08-21, 2017-08-27, 2017-08-30, 2017-09-03, 2017-09-13, 2017-09-18, 2017-09-28, 2017-10-23, 2017-10-27, 2018-03-20, 2018-03-24, 2018-04-28, 2018-04-30, 2018-05-13, 2018-05-22, 2018-05-26, 2018-05-28, 2018-06-02, 2018-06-11, 2018-06-15, 2018-06-19
Aquilegia canadensis L. - Red Columbine
Specimen count: 72; collection dates: 1877-05-00, 1881-06-12, 1891-05-18, 1895-05-18, 1895-06-02, 1895-06-09, 1896-05-11, 1899-06-12, 1901-07-08, 1904-06-25, 1905-05-14, 1906-05-26, 1909-05-06, 1909-05-08, 1913-06-09, 1936-05-12, 1950-05-01, 2014-05-09, 2014-06-08, 2015-05-13, 2015-06-19, 2016-05-19, 2017-04-30, 2017-05-04, 2017-05-06, 2017-05-12, 2017-05-28, 2017-06-10, 2018-04-03, 2018-04-12, 2018-04-20, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-03, 2018-05-06, 2018-05-11, 2018-05-12, 2018-05-14, 2018-05-17, 2018-05-18, 2018-05-19, 2018-05-20, 2018-05-21, 2018-05-22, 2018-05-24, 2018-05-26, 2018-06-09, 2018-06-14
Aquilegia vulgaris L. - European Columbine
Specimen count: 23; collection dates: 1899-06-02, 1901-07-08, 1902-07-11, 1906-05-24, 1906-05-26, 1908-05-18, 1910-00-00, 1910-06-00, 2016-05-13, 2017-06-07, 2018-04-29, 2018-05-01, 2018-05-23
Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz - Lyre-Leaf Thalecress
Arabidopsis thaliana (L.) Heynh. - Thalecress
Specimen count: 66; collection dates: 1826-00-00, 1849-06-05, 1879-05-00, 1879-05-30, 1892-05-01, 1899-05-08, 1899-05-13, 1900-05-10, 1901-05-08, 1901-05-13, 1903-05-16, 1910-05-21, 1916-05-24, 1986-04-30, 2006-03-29, 2006-04-11, 2006-05-04, 2006-05-08, 2006-11-07, 2009-04-13, 2009-04-22, 2010-04-10, 2012-04-01, 2015-04-27, 2015-05-01, 2015-05-21, 2017-02-27, 2017-03-26, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-30, 2017-05-11, 2017-05-18, 2018-02-28, 2018-03-27, 2018-04-22, 2018-04-24, 2018-04-25, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-11, 2018-05-29
Aralia elata (Miq.) Seem. - Japanese Angelica-Tree
Specimen count: 110; collection dates: 1924-11-24, 1987-01-28, 1993-09-04, 2004-09-15, 2006-07-14, 2006-07-31, 2006-08-04, 2006-08-17, 2009-08-17, 2013-09-15, 2014-07-05, 2016-06-18, 2016-08-03, 2017-04-14, 2017-04-17, 2017-04-18, 2017-04-27, 2017-05-01, 2017-05-10, 2017-06-02, 2017-06-10, 2017-06-11, 2017-06-15, 2017-06-20, 2017-06-22, 2017-06-23, 2017-06-24, 2017-06-27, 2017-07-08, 2017-07-11, 2017-07-13, 2017-07-14, 2017-07-25, 2017-07-27, 2017-08-11, 2017-08-17, 2017-08-29, 2017-09-09, 2017-09-10, 2017-09-13, 2017-09-16, 2017-09-18, 2017-09-20, 2017-10-06, 2017-11-01, 2017-11-02, 2017-11-03, 2017-11-04, 2017-11-06, 2017-11-17, 2018-02-21, 2018-03-05, 2018-04-20, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-10, 2018-05-11, 2018-05-18, 2018-05-25
Aralia hispida Vent. - Bristly Sarsaparilla
Specimen count: 1; collection dates: 1886-06-00
Aralia nudicaulis L. - Wild Sarsaparilla
Specimen count: 24; collection dates: 1887-06-00, 1967-06-20, 2006-09-27, 2009-06-30, 2009-07-14, 2016-06-20, 2017-04-28, 2017-04-30, 2017-05-01, 2017-05-08, 2017-05-12, 2017-05-15, 2017-06-30, 2017-07-13, 2017-09-20, 2018-04-28, 2018-05-06, 2018-05-10, 2018-05-18, 2018-05-19, 2019-05-15
Aralia racemosa L. - American Spikenard
Specimen count: 58; collection dates: 1940-08-20, 1987-08-26, 2006-08-17, 2010-09-22, 2014-09-07, 2017-02-09, 2017-05-16, 2017-06-30, 2017-07-01, 2017-07-13, 2017-07-14, 2017-07-15, 2017-07-25, 2017-08-01, 2017-08-03, 2017-08-05, 2017-08-17, 2017-08-19, 2017-08-26, 2017-08-29, 2017-08-30, 2017-08-31, 2017-09-01, 2017-09-07, 2017-09-09, 2017-09-12, 2017-09-15, 2017-09-16, 2017-09-26, 2017-09-27
Arctium minus (Hill) Bernh. - Lesser Burrdock
Specimen count: 151; collection dates: 1893-10-15, 1898-10-09, 1906-08-01, 1906-08-12, 1906-08-16, 1906-08-25, 1916-08-30, 1930-09-20, 1939-08-02, 2003-08-06, 2006-06-29, 2009-08-08, 2010-07-12, 2011-07-24, 2013-08-26, 2014-08-25, 2015-09-16, 2016-05-14, 2016-08-03, 2016-09-21, 2016-10-01, 2017-04-14, 2017-04-17, 2017-04-18, 2017-05-03, 2017-05-06, 2017-05-19, 2017-05-26, 2017-05-29, 2017-06-06, 2017-06-11, 2017-06-24, 2017-06-29, 2017-07-16, 2017-07-17, 2017-07-19, 2017-07-27, 2017-08-06, 2017-08-17, 2017-08-19, 2017-08-30, 2017-08-31, 2017-09-04, 2017-09-06, 2017-09-10, 2017-09-11, 2017-09-13, 2017-09-19, 2017-09-23, 2017-09-25, 2017-09-26, 2017-09-27, 2017-09-29, 2017-10-02, 2017-10-03, 2017-10-04, 2017-10-05, 2017-10-06, 2017-10-10, 2017-10-20, 2017-10-21, 2017-10-22, 2017-10-25, 2017-10-31, 2017-11-01, 2017-11-08, 2017-11-15, 2017-11-22, 2017-11-29, 2017-11-30, 2017-12-04, 2017-12-05, 2017-12-10, 2018-02-27, 2018-03-12, 2018-03-19, 2018-03-24, 2018-03-26, 2018-03-31, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-06, 2018
Arctostaphylos uva-ursi (L.) Spreng. - Red Bearberry
Specimen count: 6; collection dates: 1888-05-18, 1937-05-30, 2017-09-26, 2017-10-07, 2018-02-24, 2018-04-28
Arenaria serpyllifolia L. - Thyme-Leaf Sandwort
Specimen count: 34; collection dates: 1877-06-03, 1879-07-19, 1881-07-00, 1883-06-08, 1891-06-00, 1899-07-08, 1901-00-00, 1901-06-05, 1906-09-05, 1924-09-00, 1929-07-06, 1949-05-08, 1950-06-02, 2011-05-24, 2016-07-04, 2016-07-10, 2017-04-23, 2017-04-30, 2017-05-07, 2017-05-08, 2017-05-12, 2017-05-15, 2017-05-19, 2017-05-21, 2017-06-10, 2017-06-13, 2018-04-28, 2018-05-26, 2018-05-30, 2018-06-02, 2018-06-03
Arethusa bulbosa L. - Dragon's-Mouth
Argemone mexicana L. - Mexican Prickly-Poppy
Specimen count: 3; collection dates: 1925-08-20, 2007-01-19, 2007-02-03
Arisaema triphyllum (L.) Schott - Jack-in-the-Pulpit
Specimen count: 33; collection dates: 1853-05-12, 1877-05-07, 1884-05-11, 1888-06-01, 1893-05-14, 1897-05-23, 1900-05-14, 1914-05-27, 1925-05-29, 1963-04-28, 1985-05-01, 1986-04-30, 2016-05-15, 2017-04-28, 2017-04-30, 2017-05-02, 2017-06-16, 2017-08-01, 2017-08-30, 2017-09-12, 2017-09-20, 2018-04-29, 2018-04-30, 2018-05-05, 2018-05-10, 2018-05-19
Aristida dichotoma Michx. - Church-Mouse Three-Awn
Specimen count: 20; collection dates: 1878-00-00, 1878-08-00, 1878-09-12, 1891-09-27, 1894-09-16, 1895-09-08, 1896-10-07, 1899-09-05, 1901-10-03, 1903-09-25, 1905-09-24, 1917-09-16, 1926-09-04, 1939-09-20, 1946-10-09, 1963-09-00, 2009-09-02, 2009-10-11
Aristida geniculata Raf. - Kearney's Three-Awn
Aristida longespica Poir. - Red Three-Awn
Specimen count: 11; collection dates: 1865-09-19, 1878-08-00, 1878-09-20, 1879-08-00, 1890-09-14, 1891-08-08, 1891-08-29, 1891-09-16, 1891-09-24, 1894-09-16
Aristida oligantha Michx. - Prairie Three-Awn
Specimen count: 4; collection dates: 1936-09-29, 1952-09-28, 2016-10-29
Aristida purpurascens Poir. - Arrow-Feather Three-Awn
Specimen count: 4; collection dates: 1877-08-00, 1903-09-07, 1905-10-21, 1925-09-01
Aristida tuberculosa Nutt. - Seaside Three-Awn
Specimen count: 18; collection dates: 1865-08-27, 1878-08-00, 1878-08-27, 1879-08-00, 1879-08-23, 1880-08-00, 1883-08-00, 1902-09-20, 1905-09-23, 1915-09-08, 1920-08-28, 1939-09-15
Aristolochia clematitis L. - Birthwort
Specimen count: 11; collection dates: 2017-06-08, 2017-07-15, 2017-08-27, 2017-08-30, 2017-10-10, 2018-06-08
Armoracia rusticana G. Gaertn., B. Mey. & Scherb. - Horse-Radish
Specimen count: 8; collection dates: 1871-05-00, 1879-05-00, 1880-05-27, 1886-05-23, 1890-11-04, 1910-05-21, 1935-10-04, 2010-04-05
Aronia arbutifolia (L.) Pers. - red chokeberry
Specimen count: 46; collection dates: 1876-05-24, 1878-05-04, 1883-05-24, 1883-09-23, 1883-09-30, 1884-05-17, 1888-06-10, 1891-05-09, 1897-05-16, 1898-05-30, 1898-06-23, 1898-10-21, 1899-08-23, 1902-09-00, 1903-05-10, 1903-09-13, 1904-05-24, 1904-08-13, 1905-09-23, 1906-08-04, 1908-09-20, 1908-09-26, 1909-09-19, 1914-09-03, 1914-10-03, 1924-11-24, 1928-10-09, 1937-10-02, 1946-10-12, 1969-07-09, 1975-08-29, 1987-03-17, 1997-07-31, 2015-05-20, 2015-08-30, 2016-04-25, 2016-08-24, 2016-09-21, 2017-10-26, 2018-04-28, 2018-05-05, 2018-05-24
Aronia melanocarpa (Michx.) Elliott - Black Chokeberry
Specimen count: 32; collection dates: 1898-05-20, 1898-06-27, 1899-08-23, 1902-09-00, 1904-08-13, 1904-08-24, 1904-11-12, 1906-08-04, 1914-10-03, 1921-09-03, 1930-07-24, 1931-05-24, 1933-10-10, 2015-07-21, 2017-08-04, 2017-08-19, 2017-09-18, 2017-10-10, 2017-11-21, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-05, 2018-05-07, 2018-05-10
Aronia prunifolia (Marsh.) Rehder - Purple Chokeberry
Specimen count: 22; collection dates: 1883-09-18, 1883-09-30, 1897-10-10, 1899-08-12, 1903-08-23, 1904-08-13, 1904-08-16, 1904-08-24, 1904-09-11, 1904-10-16, 1905-05-06, 1905-09-23, 1908-08-23, 1908-09-20, 1908-09-26, 1925-05-08, 1939-09-21, 1986-10-10
Arrhenatherum elatius (L.) P. Beauv. ex J. Presl & C. Presl - Tall Oat Grass
Specimen count: 15; collection dates: 1879-06-15, 1903-07-21, 1912-06-15, 1916-06-12, 1925-06-02, 1929-08-02, 1931-06-22, 1936-06-04, 1938-06-19, 1944-06-04, 2004-08-06
Artemisia annua L. - Annual Wormwood
Specimen count: 50; collection dates: 1898-09-13, 1936-09-02, 1936-09-20, 2006-07-26, 2011-09-19, 2013-09-29, 2015-08-30, 2016-06-11, 2016-10-14, 2016-10-19, 2017-06-27, 2017-07-01, 2017-07-17, 2017-07-30, 2017-08-26, 2017-09-03, 2017-09-10, 2017-09-11, 2017-09-29, 2017-10-28, 2017-11-05, 2017-11-12, 2017-11-16, 2018-04-08, 2018-04-21, 2018-04-27, 2018-04-28, 2018-05-07, 2018-05-11, 2018-05-12, 2018-05-20, 2018-06-03, 2018-06-07, 2018-06-08, 2018-06-10, 2018-06-13, 2018-06-14
Artemisia biennis Willd. - Biennial Wormwood
Specimen count: 4; collection dates: 1870-11-06, 1890-10-17, 1892-09-22, 1920-10-20
Artemisia campestris L. - Pacific Wormwood
Specimen count: 2; collection dates: 2018-04-11, 2018-04-28
Artemisia stelleriana Besser - Oldwoman
Specimen count: 1; collection dates: 1898-07-07
Artemisia vulgaris L. - Common Wormwood
Specimen count: 964; collection dates: 1911-10-16, 1938-09-01, 1939-09-19, 1958-08-00, 1965-09-16, 1988-09-19, 1989-09-13, 1993-09-04, 2005-07-16, 2006-08-31, 2006-09-16, 2006-11-01, 2008-09-22, 2010-11-11, 2011-09-14, 2012-07-11, 2013-08-26, 2013-10-15, 2013-10-31, 2015-08-30, 2015-09-15, 2015-09-16, 2016-03-24, 2016-03-27, 2016-05-13, 2016-06-03, 2016-06-10, 2016-06-11, 2016-07-14, 2016-09-28, 2016-10-01, 2016-10-14, 2016-11-08, 2017-01-01, 2017-01-11, 2017-01-12, 2017-03-01, 2017-03-02, 2017-03-26, 2017-03-30, 2017-04-02, 2017-04-08, 2017-04-09, 2017-04-10, 2017-04-12, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-25, 2017-04-27, 2017-05-01, 2017-05-02, 2017-05-03, 2017-05-05, 2017-05-09, 2017-05-10, 2017-05-14, 2017-05-19, 2017-05-21, 2017-05-22, 2017-05-26, 2017-05-27, 2017-06-06, 2017-06-08, 2017-06-11, 2017-06-13, 2017-06-20, 2017-06-21, 2017-06-24, 2017-06-26, 2017-06-27, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-02, 2017-07-04, 2017-07-05, 2017-07-06, 2017-07-09, 2017-07-24, 2017-08-05, 2017-08-06, 2017-08-09, 2017
Arthraxon hispidus (Thunb.) Makino - Small Carp Grass
Specimen count: 1; collection dates: 1937-10-06
Arum italicum Mill. - Italian Lords-and-Ladies
Specimen count: 85; collection dates: 1906-04-13, 2012-06-07, 2017-02-20, 2017-02-24, 2017-02-28, 2017-03-02, 2017-03-08, 2017-03-09, 2017-03-10, 2017-03-23, 2017-04-17, 2017-06-11, 2017-06-21, 2017-06-28, 2017-10-21, 2017-10-31, 2017-11-01, 2017-11-03, 2017-11-05, 2017-11-09, 2017-12-21, 2018-01-03, 2018-01-20, 2018-01-27, 2018-02-18, 2018-02-20, 2018-02-22, 2018-02-24, 2018-02-26, 2018-04-26, 2018-04-27, 2018-04-29, 2018-04-30, 2018-05-04
Asarum canadense L. - Canadian Wild Ginger
Specimen count: 54; collection dates: 1877-05-05, 1884-05-25, 1891-05-18, 1894-05-13, 1896-05-04, 1896-05-17, 1896-05-23, 1897-04-04, 1897-04-11, 1897-04-25, 1897-05-00, 1897-05-09, 1898-05-04, 1899-05-14, 1900-05-09, 1902-09-00, 1903-05-10, 1907-06-01, 1909-05-08, 1940-05-16, 1947-07-00, 1979-05-07, 1987-05-12, 2014-05-21, 2014-06-11, 2015-04-15, 2015-04-25, 2015-06-03, 2016-05-19, 2017-04-14, 2017-04-18, 2017-04-28, 2018-04-22, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-03, 2018-05-12, 2018-06-14
Asclepias amplexicaulis Sm. - Clasping Milkweed
Specimen count: 1; collection dates: 1894-06-24
Asclepias exaltata L. - Poke Milkweed
Specimen count: 1; collection dates: 1874-07-00
Asclepias incarnata L. - Swamp Milkweed
Specimen count: 73; collection dates: 1989-09-13, 2006-08-29, 2013-08-26, 2014-08-08, 2014-09-24, 2015-06-16, 2015-06-18, 2015-06-23, 2015-06-24, 2015-10-09, 2016-06-22, 2016-07-20, 2016-09-19, 2017-06-18, 2017-06-23, 2017-06-25, 2017-06-27, 2017-07-10, 2017-07-12, 2017-07-23, 2017-07-25, 2017-08-04, 2017-08-05, 2017-08-06, 2017-08-08, 2017-08-09, 2017-08-10, 2017-08-11, 2017-08-12, 2017-08-14, 2017-08-16, 2017-08-18, 2017-08-25, 2017-08-30, 2017-08-31, 2017-09-09, 2017-09-21, 2017-09-26, 2017-10-06, 2017-10-10, 2017-11-08, 2018-06-16
Asclepias purpurascens L. - Purple Milkweed
Specimen count: 6; collection dates: 1886-07-00, 2015-06-24, 2017-08-12, 2018-06-05, 2018-06-16
Asclepias quadrifolia Jacq. - Four-Leaf Milkweed
Specimen count: 1; collection dates: 1884-06-22
Asclepias rubra L. - Red Milkweed
Specimen count: 1
Asclepias syriaca L. - Common Milkweed
Specimen count: 295; collection dates: 1904-07-17, 1939-06-22, 1988-09-23, 2005-09-18, 2006-06-17, 2006-09-06, 2007-07-14, 2013-08-26, 2013-09-15, 2013-10-15, 2014-06-18, 2014-06-19, 2014-06-25, 2014-07-03, 2015-06-09, 2015-06-11, 2015-06-18, 2015-06-30, 2015-08-05, 2015-09-26, 2015-10-10, 2016-06-10, 2016-06-11, 2016-06-12, 2016-06-22, 2016-08-05, 2016-09-03, 2016-10-01, 2016-10-08, 2017-03-26, 2017-05-11, 2017-05-18, 2017-05-21, 2017-05-26, 2017-05-28, 2017-05-29, 2017-05-31, 2017-06-03, 2017-06-09, 2017-06-10, 2017-06-12, 2017-06-14, 2017-06-15, 2017-06-16, 2017-06-19, 2017-06-21, 2017-06-23, 2017-06-24, 2017-06-25, 2017-06-27, 2017-06-28, 2017-06-29, 2017-06-30, 2017-07-01, 2017-07-03, 2017-07-04, 2017-07-05, 2017-07-06, 2017-07-08, 2017-07-14, 2017-07-15, 2017-07-17, 2017-07-20, 2017-07-21, 2017-07-26, 2017-07-27, 2017-07-28, 2017-07-30, 2017-08-01, 2017-08-02, 2017-08-03, 2017-08-04, 2017-08-05, 2017-08-06, 2017-08-07, 2017-08-08, 2017-08-09, 2017-08-10, 2017-08-11, 2017-08-12, 2017-08-13, 2017-08-15, 2017-08-16, 2017-08-17, 2017-08-18, 2017
Asclepias tuberosa L. - Butterfly Milkweed
Specimen count: 82; collection dates: 1890-07-14, 1896-07-30, 1901-07-26, 1901-07-29, 1902-07-11, 1965-08-04, 2006-06-10, 2006-06-29, 2007-06-16, 2013-07-26, 2013-08-27, 2014-06-25, 2014-07-08, 2015-06-03, 2015-06-12, 2015-06-16, 2015-06-17, 2015-07-16, 2015-09-06, 2015-09-09, 2015-09-24, 2016-06-10, 2016-07-12, 2016-09-19, 2017-05-28, 2017-06-21, 2017-06-24, 2017-06-27, 2017-06-28, 2017-06-29, 2017-07-05, 2017-07-06, 2017-07-08, 2017-07-09, 2017-07-30, 2017-08-05, 2017-08-06, 2017-08-08, 2017-08-09, 2017-08-10, 2017-08-12, 2017-08-13, 2017-08-17, 2017-08-20, 2017-08-23, 2017-08-25, 2017-08-26, 2017-08-27, 2017-08-31, 2017-09-04, 2017-09-22, 2017-09-25, 2018-06-07, 2018-06-14, 2018-06-16, 2018-06-18
Asclepias variegata L. - Red-Ring Milkweed
Asclepias verticillata L. - Whorled Milkweed
Asclepias viridiflora Raf. - Green Comet Milkweed
Specimen count: 7; collection dates: 1866-00-00, 2015-07-12, 2017-07-15, 2017-07-25, 2017-08-25, 2017-09-23
Asimina triloba (L.) Dunal - Common Pawpaw
Specimen count: 13; collection dates: 1990-05-10, 1990-09-09, 1990-09-12, 2016-09-25, 2017-06-30, 2017-08-26, 2017-09-20, 2018-06-10, 2018-06-16
Asparagus officinalis L. - Asparagus
Specimen count: 11; collection dates: 1877-06-15, 1893-06-03, 1896-05-03, 1904-10-16, 2006-08-23, 2016-06-11, 2016-10-29, 2017-06-29, 2018-04-03
Asplenium platyneuron (L.) Britton, Sterns & Poggenb. - Ebony Spleenwort
Specimen count: 82; collection dates: 1877-08-13, 1883-09-23, 1899-06-11, 1899-06-18, 1903-09-25, 1905-06-17, 1906-07-11, 1906-08-28, 2006-05-22, 2006-06-15, 2006-09-27, 2008-11-14, 2010-06-21, 2010-10-05, 2013-08-17, 2014-06-30, 2015-09-27, 2016-06-13, 2016-06-16, 2016-07-04, 2016-09-21, 2017-01-04, 2017-01-11, 2017-02-19, 2017-02-25, 2017-03-08, 2017-04-16, 2017-04-17, 2017-04-30, 2017-05-15, 2017-05-18, 2017-05-27, 2017-05-28, 2017-05-29, 2017-05-31, 2017-06-03, 2017-06-08, 2017-06-13, 2017-07-05, 2017-08-27, 2017-09-16, 2017-10-13, 2017-11-26, 2017-12-19, 2018-03-27, 2018-03-31, 2018-04-12, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-13, 2018-05-15, 2018-05-25, 2018-06-14, 2018-06-15
Asplenium rhizophyllum L. - Walking Fern
Asplenium ruta-muraria L. - Wall-Rue
Specimen count: 1; collection dates: 2018-04-28
Asplenium trichomanes L. - Maidenhair Spleenwort
Specimen count: 2; collection dates: 1905-09-01, 1905-11-11
Astragalus neglectus (Torr. & A. Gray) Sheldon - Cooper's Milk-Vetch
Athyrium filix-femina (L.) Roth - Lady Fern
Specimen count: 62; collection dates: 1877-08-20, 1878-08-00, 1880-08-00, 1899-07-04, 1899-10-01, 1903-09-10, 1903-09-17, 1903-09-19, 1904-06-25, 1904-09-25, 1904-10-30, 1905-06-10, 1905-07-28, 1905-09-10, 1906-08-14, 1906-09-09, 1908-10-22, 1914-08-19, 1917-09-16, 1925-08-04, 1925-09-06, 1946-06-00, 1946-06-08, 2013-08-27, 2014-06-20, 2016-06-22, 2016-07-31, 2016-10-04, 2017-04-18, 2017-04-26, 2017-05-15, 2017-06-29, 2017-07-25, 2017-09-16, 2017-09-19, 2017-09-20, 2017-09-21, 2017-09-22, 2017-09-23, 2018-05-03, 2018-05-10, 2018-06-02, 2018-06-14
Athyrium niponicum - Japanese Painted Fern
Specimen count: 13; collection dates: 2017-07-27, 2017-09-30, 2018-04-25, 2018-04-27, 2018-04-30, 2018-05-10, 2018-05-13, 2018-05-25, 2018-06-05
Atocion armeria (L.) Fourr. - None-So-Pretty
Atriplex dioica Raf. - Saline Saltbush
Specimen count: 3; collection dates: 1992-10-01, 2013-11-10, 2015-08-30
Atriplex hortensis L. - Garden Orache
Specimen count: 1; collection dates: 1899-07-15
Specimen count: 2; collection dates: 1879-08-21, 1879-09-09
Atriplex patula L. - Halberd-Leaf Orache
Specimen count: 37; collection dates: 1853-08-12, 1877-08-00, 1877-08-20, 1879-09-00, 1895-09-28, 1907-09-20, 1908-09-20, 1925-09-24, 1946-09-15, 1986-10-10, 1991-05-11, 1991-08-11, 2015-09-02, 2016-06-10, 2016-06-11, 2016-06-28, 2016-07-04, 2016-10-14, 2016-10-29, 2017-08-12, 2017-09-20, 2017-09-28, 2017-10-20, 2017-10-27, 2017-10-28, 2018-05-10
Atriplex prostrata Boucher ex DC. - Hastate Orache
Specimen count: 20; collection dates: 1893-08-13, 1897-10-09, 1914-11-03, 1952-10-23, 1986-10-10, 2008-11-21, 2016-10-22, 2017-08-05, 2017-09-26, 2017-10-28, 2017-11-12, 2018-05-15, 2018-06-08, 2018-06-11
Atriplex rosea L. - Tumbling Orache
Specimen count: 4; collection dates: 1883-09-20
Atriplex tatarica L. - Tatarian Orache
Specimen count: 4; collection dates: 1908-09-20, 1948-09-24, 1949-10-01
Aureolaria flava (L.) Farw. - Smooth Yellow False Foxglove
Specimen count: 2; collection dates: 1889-09-05
Aureolaria pedicularia (L.) Raf. - Fern-Leaf Yellow False Foxglove
Specimen count: 4; collection dates: 1861-09-00, 1877-08-29, 1906-09-01, 1925-08-20
Aureolaria virginica (L.) Pennell - Downy Yellow False Foxglove
Specimen count: 6; collection dates: 1898-07-23, 1898-10-16, 1903-08-15, 1906-09-01, 1913-08-04, 1914-09-03
Avena fatua L. - Wild Oat
Specimen count: 4; collection dates: 1892-08-00, 1909-08-21, 1937-10-06, 2016-07-03
Specimen count: 6; collection dates: 1878-06-00, 1879-06-07, 1886-06-00, 1901-06-22
Azolla cristata Kaulf. - Crested Mosquito Fern
Specimen count: 2; collection dates: 1933-11-01, 2007-11-01
Baccharis halimifolia Moench - Groundseltree
Specimen count: 76; collection dates: 1870-09-24, 1872-10-00, 1891-10-24, 1901-11-08, 1904-09-22, 1915-10-00, 1936-09-29, 1939-10-11, 1958-10-15, 1966-09-30, 1987-10-07, 1988-10-03, 2006-08-19, 2006-09-16, 2006-10-15, 2007-08-25, 2007-10-06, 2012-10-12, 2013-09-19, 2013-10-31, 2013-11-14, 2015-06-10, 2016-04-12, 2016-06-10, 2016-06-11, 2016-06-22, 2017-06-03, 2017-07-01, 2017-08-05, 2017-08-06, 2017-08-26, 2017-09-10, 2017-09-15, 2017-09-16, 2017-09-17, 2017-09-18, 2017-09-26, 2017-09-27, 2017-09-28, 2017-09-29, 2017-10-02, 2017-10-04, 2017-10-09, 2017-10-12, 2017-10-22, 2017-10-23, 2017-11-30, 2017-12-10, 2018-03-24, 2018-04-17, 2018-04-29, 2018-04-30, 2018-05-11, 2018-06-03, 2018-06-12, 2018-06-16
Ballota nigra L. - Black-Horehound
Specimen count: 1
Baptisia australis (L.) R. Br. - Blue Wild Indigo
Specimen count: 12; collection dates: 1905-10-07, 1906-05-29, 2017-05-31, 2018-04-27, 2018-04-30, 2018-05-15, 2018-05-18, 2018-05-26, 2018-05-27, 2018-06-01
Baptisia tinctoria (L.) R. Br. - Horseflyweed
Specimen count: 22; collection dates: 1869-07-00, 1874-00-00, 1876-07-02, 1879-08-00, 1880-07-00, 1888-07-04, 1891-10-24, 1894-09-30, 1899-07-12, 1901-08-17, 1901-09-19, 1925-07-01, 1925-07-23, 1936-07-07, 2003-07-21, 2013-07-26, 2017-07-09
Barbarea verna (Mill.) Asch. - Early Yellow-Rocket
Specimen count: 6; collection dates: 1894-05-13, 1898-04-30, 1903-05-10, 1904-05-01, 2018-04-30
Barbarea vulgaris W. T. Aiton - Garden Yellow-Rocket
Specimen count: 72; collection dates: 1846-05-13, 1879-06-18, 1883-06-05, 1890-07-12, 1891-05-00, 1894-05-13, 1894-05-23, 1896-05-04, 1897-05-22, 1897-06-06, 1898-06-26, 1899-05-24, 1899-06-12, 1902-07-18, 1906-10-20, 1910-05-21, 1922-05-24, 1925-05-03, 1940-05-20, 1958-05-19, 1987-04-23, 1988-04-22, 1994-05-27, 2006-04-27, 2006-05-03, 2009-04-29, 2014-05-30, 2017-04-15, 2017-04-18, 2017-04-21, 2017-04-26, 2017-05-02, 2017-05-04, 2017-05-09, 2017-05-11, 2017-05-12, 2017-05-17, 2017-05-19, 2017-05-26, 2018-03-10, 2018-03-27, 2018-04-22, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-04, 2018-05-13, 2018-05-15, 2018-05-18, 2018-05-19, 2018-05-23, 2018-06-03, 2018-06-05, 2018-06-13
Bartonia paniculata (Michx.) Muhl. - Twining Screwstem
Bartonia virginica (L.) Britton, Sterns & Poggenb. - Yellow Screwstem
Specimen count: 3; collection dates: 1906-09-01, 2016-07-30
Bassia hyssopifolia (Pallas) Kuntz - Five-Horn Smotherweed
Specimen count: 6; collection dates: 1936-09-20, 1950-09-12
Bassia scoparia (L.) A. J. Scott - Mexican-Fireweed
Specimen count: 2; collection dates: 1898-09-00
Beckmannia syzigachne (Steud.) Fernald - American sloughgrass
Specimen count: 1; collection dates: 1915-07-00
Bellis perennis L. - Lawndaisy
Specimen count: 6; collection dates: 2010-11-11, 2014-07-23, 2017-09-22, 2018-04-28
Berberis thunbergii DC. - Japanese Barberry
Specimen count: 61; collection dates: 1925-05-02, 2014-05-02, 2017-04-17, 2017-04-18, 2017-05-02, 2017-05-03, 2017-05-04, 2017-05-13, 2017-05-24, 2017-09-20, 2017-10-05, 2017-12-14, 2018-03-10, 2018-03-17, 2018-04-09, 2018-04-18, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-22, 2018-05-26, 2018-06-03, 2018-06-06, 2018-06-13
Berberis vulgaris L. - European Barberry
Specimen count: 10; collection dates: 1849-05-14, 1876-05-31, 1877-05-24, 1879-05-11, 1882-06-21, 1888-05-30, 1902-09-00, 1990-09-30, 2017-09-27, 2018-04-29
Berteroa incana (L.) DC. - Hoary False Madwort
Specimen count: 14; collection dates: 1879-08-05, 1897-09-21, 1905-08-24, 1924-09-00, 1937-06-10, 1938-04-00, 1939-06-24, 1950-06-02, 1954-06-28, 2005-07-23, 2006-06-10, 2006-06-17, 2007-07-14
Betula alleghaniensis Britton - Yellow Birch
Specimen count: 11; collection dates: 1876-09-00, 1903-01-21, 1924-11-24, 1940-05-07, 2014-08-08, 2016-09-21, 2017-07-12, 2017-07-15, 2017-08-03, 2018-04-27, 2018-04-28
Betula lenta L. - Sweet Birch
Specimen count: 135; collection dates: 1877-05-15, 1883-05-03, 1886-05-00, 1893-06-24, 1896-08-20, 1904-05-11, 1906-10-07, 1906-10-27, 1924-11-24, 1925-06-24, 1940-05-08, 1985-05-30, 1987-02-04, 1993-09-04, 2006-04-26, 2006-05-17, 2013-10-03, 2014-09-07, 2015-05-03, 2015-11-11, 2015-12-09, 2016-02-06, 2016-06-20, 2017-01-11, 2017-04-03, 2017-04-14, 2017-05-01, 2017-05-07, 2017-05-12, 2017-06-16, 2017-06-17, 2017-06-21, 2017-06-22, 2017-06-23, 2017-06-30, 2017-07-01, 2017-07-05, 2017-07-11, 2017-07-15, 2017-07-20, 2017-08-03, 2017-08-05, 2017-08-06, 2017-10-10, 2017-10-28, 2017-11-01, 2017-11-27, 2018-02-01, 2018-02-28, 2018-03-01, 2018-03-03, 2018-03-05, 2018-03-10, 2018-03-16, 2018-03-20, 2018-03-27, 2018-04-09, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-08, 2018-05-12, 2018-05-15, 2018-05-18, 2018-05-24, 2018-05-26, 2018-06-02, 2018-06-08
Betula nigra L. - River Birch
Specimen count: 65; collection dates: 1883-10-28, 1885-11-01, 1888-05-30, 1903-08-29, 1905-06-18, 1917-09-18, 1922-08-16, 1940-05-09, 2006-05-10, 2013-08-27, 2016-06-20, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-18, 2017-04-29, 2017-05-09, 2017-05-12, 2017-05-16, 2017-05-27, 2017-07-15, 2017-07-19, 2017-08-30, 2017-09-17, 2017-09-26, 2017-10-13, 2017-10-25, 2018-03-06, 2018-03-10, 2018-03-20, 2018-04-12, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-13, 2018-05-17, 2018-05-19, 2018-05-25, 2018-06-15, 2018-06-19
Betula papyrifera Marshall - Paper Birch
Specimen count: 10; collection dates: 1924-11-24, 1987-07-14, 2008-09-10, 2016-10-05, 2017-04-15, 2018-02-09, 2018-03-27, 2018-04-11, 2018-04-29, 2018-04-30
Betula populifolia Marshall - Gray Birch
Specimen count: 50; collection dates: 1877-05-10, 1880-05-05, 1881-05-00, 1896-07-29, 1898-10-02, 1900-05-05, 1902-05-18, 1902-06-14, 1903-05-10, 1906-10-07, 1906-10-27, 1924-11-24, 1925-04-26, 1925-05-01, 1925-06-11, 1925-07-03, 1933-05-21, 1933-07-28, 1940-05-08, 1949-04-19, 1966-09-03, 1987-03-02, 1990-09-30, 1992-04-24, 2013-09-15, 2015-08-30, 2016-06-10, 2016-06-11, 2016-06-12, 2016-08-02, 2017-04-08, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-30, 2017-05-15, 2017-10-23, 2017-11-25, 2018-02-19, 2018-04-28, 2018-04-29, 2018-06-05
Bidens aristosa (Michx.) Britton - Bearded Beggarticks
Specimen count: 4; collection dates: 1989-09-07, 2016-09-21, 2016-09-28, 2017-09-19
Bidens bipinnata L. - Spanish-Needles
Specimen count: 22; collection dates: 1898-09-20, 1899-09-28, 1901-09-05, 2010-09-22, 2017-07-27, 2017-07-30, 2017-08-01, 2017-08-13, 2017-08-26, 2017-08-30, 2017-10-23, 2017-10-28, 2017-11-08, 2018-06-16
Bidens cernua L. - Nodding Burr-Marigold
Specimen count: 4; collection dates: 1893-10-15, 1901-09-30, 1914-09-28, 1921-09-08
Bidens connata Muhl. ex Willd. - Purplestem Beggarticks
Specimen count: 12; collection dates: 1872-09-00, 1901-09-07, 1904-10-08, 1906-09-02, 1914-09-11, 1915-09-23, 1918-08-26, 1965-10-06, 1967-08-20, 1978-10-03, 2016-10-05, 2017-09-10
Bidens discoidea (Torr. & A. Gray) Britton - Small Beggarticks
Bidens frondosa L. - Devil's-Pitchfork
Specimen count: 36; collection dates: 1872-09-00, 1874-09-10, 1892-09-24, 1894-09-22, 1895-09-29, 1904-09-10, 1964-09-16, 1965-10-06, 1967-09-02, 1967-09-10, 1978-09-21, 1978-10-03, 1979-09-26, 2006-08-31, 2013-08-21, 2013-08-27, 2013-09-15, 2013-09-29, 2015-08-30, 2016-10-05, 2016-10-14, 2017-06-27, 2017-08-28, 2017-08-30, 2017-09-10, 2017-09-27, 2017-10-30, 2018-05-25, 2018-06-10, 2018-06-11, 2018-06-19
Bidens laevis (L.) Britton, Sterns & Poggenb. - Smooth Beggarticks
Specimen count: 2; collection dates: 1869-08-23, 1938-10-08
Bidens trichosperma (Michx.) Britton - Crowned Beggarticks
Specimen count: 1; collection dates: 1904-09-11
Bidens tripartita L. - Three-Lobe Beggarticks
Specimen count: 5; collection dates: 1894-09-23, 1916-09-26, 1920-10-07, 1939-10-09
Bidens vulgata Greene - Tall Beggarticks
Specimen count: 7; collection dates: 1916-10-02, 1939-09-19, 1965-10-08, 2009-08-24, 2017-09-08, 2017-10-19
Bignonia capreolata L. - Crossvine
Specimen count: 2; collection dates: 2015-07-28, 2016-11-09
Boehmeria cylindrica (L.) Sw. - Small-Spike False Nettle
Specimen count: 31; collection dates: 1876-08-12, 1884-08-08, 1894-09-16, 1895-08-03, 1895-08-24, 1899-08-27, 1914-09-11, 1920-07-23, 1925-08-04, 1925-09-08, 1932-09-21, 1940-08-22, 1986-09-16, 1990-07-30, 2006-06-06, 2006-07-03, 2010-07-12, 2014-08-06, 2015-06-24, 2017-05-26, 2017-06-07, 2017-06-18, 2017-08-06, 2017-08-24, 2017-08-26, 2017-09-20, 2017-09-26, 2017-11-12, 2018-06-01, 2018-06-14
Bolboschoenus fluviatilis (Torr.) Soják - River Wood Club-Rush
Specimen count: 1; collection dates: 2017-06-26
Bolboschoenus glaucus (Lam.) S.G.Sm. - Tuberous Wood Club-Rush
Bolboschoenus maritimus (L.) Palla - Alkali Bulrush
Specimen count: 5; collection dates: 1879-07-08, 1879-08-00, 1880-09-00, 1998-12-00
Bolboschoenus novae-angliae (Britton) S.G. Sm. - New England Wood Club-Rush
Bolboschoenus robustus (Pursh) Soják - Seaside Wood Club-Rush
Specimen count: 11; collection dates: 1878-09-02, 1905-08-05, 1912-07-08, 1912-07-09, 1914-10-03, 1925-07-03, 1925-08-27, 1932-09-13, 1941-07-24, 1948-10-08, 2015-08-30
Boltonia asteroides (L.) L'Hér. - White Doll's Daisy
Specimen count: 9; collection dates: 1898-09-13, 1905-10-04, 1936-09-22
Borago officinalis L. - Borage
Specimen count: 8; collection dates: 1880-07-25, 1902-07-16, 1908-08-02, 1910-07-14, 1911-06-27, 2015-10-01, 2015-10-13, 2017-07-06
Borodinia laevigata (Muhl. ex Willd.) P. J. Alexander & Windham - Smooth False Rockcress
Botrychium dissectum Spreng. - Cut-Leaf Grape Fern
Specimen count: 52; collection dates: 1875-09-05, 1880-08-27, 1883-09-23, 1883-11-11, 1884-09-27, 1896-09-13, 1897-00-00, 1898-10-31, 1899-10-21, 1903-09-20, 1903-10-10, 1903-10-13, 1903-11-01, 1903-11-14, 1904-09-24, 1904-09-25, 1904-10-01, 1904-10-30, 1905-10-15, 1907-09-14, 1907-10-26, 1908-10-25, 1908-11-01, 1909-09-26, 1910-10-01, 1910-10-08, 1910-10-12, 1911-10-12, 1913-10-24, 2015-04-08, 2016-08-19
Botrychium multifidum (Gmel.) Trev. - Leathery Grape Fern
Specimen count: 7; collection dates: 1875-09-09, 1880-09-00, 1883-08-13, 1884-09-27, 1900-10-21, 1903-11-01, 1908-00-00
Botrychium oneidense (Gilbert) House - Blunt-Lobe Grape Fern
Botrychium virginianum (L.) Sw. - Rattlesnake Fern
Specimen count: 21; collection dates: 1876-08-03, 1886-06-20, 1897-06-00, 1899-05-23, 1899-06-11, 1904-06-05, 1905-06-10, 1906-05-30, 1906-06-02, 1906-07-03, 1906-07-05, 1909-06-06, 1925-06-13, 1987-05-12, 2017-05-15
Bouteloua curtipendula (Michx.) Torr. - Side-Oats Grama
Specimen count: 3; collection dates: 2006-07-14, 2006-09-20, 2017-08-23
Brachyelytrum erectum P. Beauv. - Bearded Shorthusk
Specimen count: 1; collection dates: 2008-07-31
Brasenia schreberi J. F. Gmel. - Watershield
Specimen count: 7; collection dates: 1876-07-09, 1879-06-28, 1883-08-00, 1883-08-12, 1891-07-05
Brassica juncea (L.) Czern. - Chinese Mustard
Specimen count: 18; collection dates: 1884-08-12, 1893-07-03, 1896-07-25, 1897-06-00, 1897-07-05, 1898-06-12, 1898-07-30, 1899-06-00, 1899-08-22, 1902-07-11, 1903-06-16, 1904-06-14, 1925-07-06, 2006-06-16, 2014-06-20, 2014-07-07, 2015-04-22, 2015-06-03
Brassica napus L. - Turnip
Specimen count: 3; collection dates: 1910-05-21, 1936-06-09, 2018-04-29
Brassica nigra (L.) W. D. J. Koch - Black Mustard
Specimen count: 7; collection dates: 1881-00-00, 1899-06-26, 1899-08-06, 1903-10-04, 2017-09-22
Brassica rapa L. - Rape
Specimen count: 14; collection dates: 1883-05-29, 1908-09-20, 1921-05-19, 2006-04-12, 2006-05-24, 2016-11-30, 2017-06-08, 2018-04-14, 2018-05-09, 2018-05-28, 2018-05-31, 2018-06-03
Briza maxima L. - Greater Quaking Grass
Specimen count: 1; collection dates: 1904-09-13
Bromus arvensis L. - Field Brome
Specimen count: 2; collection dates: 1898-09-30, 2017-06-13
Bromus ciliatus L. - Fringed Brome
Specimen count: 5; collection dates: 1884-05-25, 1948-06-27, 1953-06-14
Bromus commutatus Schrad. - Meadow Brome
Specimen count: 11; collection dates: 1868-06-19, 1896-06-06, 1896-06-16, 1896-06-19, 1899-05-22, 1899-06-08, 1916-06-01, 1936-06-04, 2009-06-24, 2017-06-24
Bromus erectus Huds. - Upright Brome
Specimen count: 5; collection dates: 1894-05-31, 1907-06-05, 1914-05-26
Bromus hordeaceus L. - Soft Brome
Specimen count: 12; collection dates: 1878-06-00, 1881-06-05, 1896-06-06, 1899-06-10, 1899-06-27, 1901-06-05, 1901-06-22, 1936-06-04, 1993-06-17, 2016-06-10, 2016-06-11
Bromus inermis Leyss. - Smooth Brome
Specimen count: 14; collection dates: 1905-06-16, 1941-06-15, 1960-05-26, 1964-06-00, 2015-08-30, 2016-05-25, 2016-06-11, 2017-05-21, 2017-06-08, 2017-06-20, 2018-05-17, 2018-06-08
Bromus japonicus Thunb. - Japanese Brome
Specimen count: 9; collection dates: 1938-06-19, 1949-05-27, 1949-06-11, 1964-06-00, 2017-06-03, 2017-06-10, 2018-06-08
Bromus latiglumis (Scribn. ex Shear) Hitchc. - Early-Leaf Brome
Specimen count: 2; collection dates: 1891-07-31, 1891-08-27
Bromus pubescens Muhl. ex Willd. - Hairy Woodland Brome
Specimen count: 2; collection dates: 1879-00-00
Bromus racemosus L. - Bald Brome
Specimen count: 11; collection dates: 1878-06-10, 1879-05-29, 1879-06-00, 1896-06-16, 1941-05-24, 1946-06-20, 1947-06-17, 1949-06-11, 1964-05-27
Bromus secalinus L. - Cheat
Specimen count: 17; collection dates: 1865-06-17, 1879-06-28, 1880-08-00, 1881-06-00, 1881-09-10, 1882-08-00, 1882-09-10, 1884-05-25, 1892-07-02, 1896-06-12, 1903-06-11, 1909-06-25, 1909-07-00, 1909-07-28
Bromus sterilis L. - Poverty Brome
Specimen count: 9; collection dates: 1891-05-06, 1891-05-27, 1899-06-08, 1948-06-20, 1962-06-14, 1964-05-27, 2016-07-06
Bromus tectorum L. - Cheat Grass
Specimen count: 70; collection dates: 1868-06-13, 1881-06-02, 1891-06-00, 1896-05-23, 1901-06-05, 1901-06-22, 1909-07-00, 1915-06-27, 1916-05-15, 1921-05-10, 1925-06-06, 1932-06-11, 1936-05-28, 1946-06-20, 1947-06-21, 1948-06-06, 1948-06-10, 1952-06-11, 1964-05-24, 2006-06-15, 2008-06-20, 2014-06-03, 2016-04-27, 2016-06-11, 2017-04-17, 2017-04-29, 2017-05-03, 2017-05-07, 2017-05-08, 2017-05-12, 2017-05-15, 2017-05-18, 2017-05-19, 2017-06-01, 2017-06-03, 2017-06-09, 2017-06-13, 2017-06-15, 2017-06-23, 2017-07-02, 2017-08-05, 2017-09-29, 2018-04-27, 2018-05-05, 2018-05-07, 2018-05-10, 2018-05-11, 2018-05-18, 2018-05-24, 2018-05-25, 2018-05-30, 2018-05-31, 2018-06-07, 2018-06-08, 2018-06-09, 2018-06-13
Broussonetia papyrifera (L.) L'Hér. ex Vent. - Paper-Mulberry
Specimen count: 41; collection dates: 1895-08-00, 1897-09-06, 1901-05-31, 1906-09-09, 1924-07-19, 1940-05-31, 1992-07-09, 1999-09-00, 2002-09-00, 2010-09-22, 2013-08-26, 2016-08-31, 2017-06-11, 2017-06-27, 2017-07-04, 2017-07-06, 2017-07-08, 2017-07-19, 2017-08-18, 2017-09-08, 2017-09-16, 2017-10-05, 2017-10-27, 2017-10-28, 2018-05-17, 2018-05-20, 2018-05-23, 2018-06-01, 2018-06-03, 2018-06-06, 2018-06-16
Buddleja davidii Franch. - Orange-Eye Butterfly-Bush
Specimen count: 31; collection dates: 2015-04-27, 2015-08-04, 2015-09-30, 2015-10-01, 2016-08-11, 2017-07-15, 2017-08-13, 2017-08-30, 2017-09-02, 2017-09-11, 2017-09-12, 2017-09-14, 2017-09-15, 2017-09-23, 2017-10-18, 2017-10-20, 2017-10-23, 2017-10-31, 2017-11-09, 2017-11-16, 2017-12-07, 2017-12-11, 2018-04-27, 2018-04-28, 2018-05-08
Buglossoides arvensis (L.) I. M. Johnst. - Corn-Gromwell
Specimen count: 7; collection dates: 1865-04-30, 1937-05-08, 1937-05-18, 1946-04-13, 1946-06-09, 2017-09-06, 2018-04-28
Bulbostylis capillaris (L.) Kunth ex C. B. Clarke - Dense-Tuft Hair Sedge
Specimen count: 7; collection dates: 1878-08-06, 1878-09-00, 1878-09-02, 1886-09-00, 1905-08-05, 1914-10-04
Buxus sempervirens L. - Common Box
Specimen count: 12; collection dates: 2017-09-26, 2017-12-06, 2018-03-25, 2018-04-01, 2018-04-13, 2018-04-27, 2018-04-29, 2018-04-30
Cabomba caroliniana A. Gray - Carolina Fanwort
Specimen count: 6; collection dates: 1928-10-25, 1929-08-16, 1947-10-06, 1962-10-06, 1975-06-30, 2017-09-19
Cakile edentula (Bigelow) Hook. - American Searocket
Specimen count: 13; collection dates: 1876-07-12, 1883-09-29, 1901-09-07, 2014-07-28, 2015-11-17, 2016-06-10, 2016-06-11, 2016-06-24, 2017-07-04, 2017-08-05, 2018-04-30
Cakile maritima Scop. - European Searocket
Specimen count: 4; collection dates: 1923-07-02, 1948-09-28, 1949-06-05, 2016-11-13
Calamagrostis canadensis (Michx.) P. Beauv. - Bluejoint
Specimen count: 20; collection dates: 1879-07-08, 1882-00-00, 1882-08-00, 1896-07-14, 1901-07-25, 1905-06-16, 1912-06-22, 1916-06-27, 1916-07-16, 1921-07-01, 1936-06-23, 1938-06-19, 1940-07-14, 1947-07-17, 1966-08-10, 2014-06-20
Specimen count: 7; collection dates: 1879-07-00, 1879-09-15, 1880-08-00, 1896-09-26, 1905-08-27, 1908-09-19, 2002-08-15
Calamagrostis epigeios (L.) Roth - Far Eastern Reed Grass
Specimen count: 10; collection dates: 1936-06-23, 1936-08-18, 1936-09-13, 1936-10-03, 1937-09-16, 1959-09-19, 1987-11-15
Callitriche hermaphroditica L. - Autumn Water-Starwort
Callitriche heterophylla Pursh - Greater Water-Starwort
Specimen count: 10; collection dates: 1868-06-04, 1871-05-15, 1876-08-20, 1879-06-25, 1886-08-22, 1889-05-25, 1914-10-04, 1975-05-21
Callitriche palustris L. - Vernal Water-Starwort
Specimen count: 1; collection dates: 1889-05-21
Callitriche stagnalis Scop. - Pond Water-Starwort
Specimen count: 2; collection dates: 2009-08-10, 2018-03-10
Callitriche terrestris Raf. - Terrestrial Water-Starwort
Specimen count: 2; collection dates: 2016-07-08, 2016-07-11
Calluna vulgaris (L.) Hull - Heather
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. - Tuberous Grass-Pink
Caltha palustris L. - Yellow Marsh-Marigold
Specimen count: 49; collection dates: 1846-05-03, 1853-04-22, 1855-04-24, 1878-05-11, 1883-05-06, 1883-05-30, 1885-05-02, 1901-05-01, 1907-05-10, 1909-04-11, 1910-04-23, 1915-04-19, 1925-04-21, 1925-05-08, 1927-06-13, 1928-04-19, 1929-05-05, 1931-04-13, 1936-07-19, 1939-05-10, 1949-04-16, 2014-05-09, 2017-04-14, 2018-04-06, 2018-04-11, 2018-04-22, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-03, 2018-05-04
Calycanthus floridus L. - Eastern Sweetshrub
Specimen count: 14; collection dates: 1925-06-02, 2017-05-26, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-07, 2018-05-22, 2018-06-08, 2018-06-09, 2018-06-15, 2018-06-16
Calystegia sepium (L.) R. Br. - Hedge False Bindweed
Specimen count: 64; collection dates: 1932-07-24, 1939-06-26, 1939-07-14, 1988-07-14, 2000-07-08, 2006-06-21, 2006-06-29, 2008-11-14, 2009-08-03, 2013-07-12, 2014-06-20, 2015-06-25, 2016-06-11, 2016-06-19, 2016-08-25, 2017-05-03, 2017-05-21, 2017-05-27, 2017-06-01, 2017-06-08, 2017-06-10, 2017-06-11, 2017-06-13, 2017-06-14, 2017-06-22, 2017-06-25, 2017-06-30, 2017-07-02, 2017-07-06, 2017-07-10, 2017-07-14, 2017-07-30, 2017-08-05, 2017-08-06, 2017-09-10, 2017-09-13, 2017-09-26, 2017-10-12, 2018-04-28, 2018-05-08, 2018-05-11, 2018-05-12, 2018-05-13, 2018-05-26, 2018-05-28, 2018-06-04, 2018-06-08, 2018-06-11, 2018-06-12, 2018-06-13, 2018-06-14, 2018-06-18
Calystegia spithamaea (L.) Pursh - Low False Bindweed
Camelina sativa (L.) Crantz - Gold-of-Pleasure
Specimen count: 8; collection dates: 1879-05-00, 1879-05-19, 1881-05-00, 1881-06-00, 1905-05-14, 1908-09-20, 1928-09-20
Campanula aparinoides Pursh - Marsh Bellflower
Specimen count: 1; collection dates: 1896-07-14
Campanula rapunculoides L. - Creeping Bellflower
Specimen count: 1; collection dates: 2018-06-09
Campsis radicans (L.) Seem. ex Bureau - Trumpet-Creeper
Specimen count: 15; collection dates: 2006-06-19, 2014-06-27, 2015-07-02, 2017-07-01, 2017-07-23, 2017-07-30, 2017-08-04, 2017-08-06, 2017-08-28, 2017-09-08, 2017-09-12, 2017-09-13, 2017-09-15, 2018-06-02, 2018-06-13
Capnoides sempervirens (L.) Borkh. - Rock-Harlequin
Specimen count: 4; collection dates: 1879-05-29, 1896-06-22, 1940-06-19, 1966-09-03
Capsella bursa-pastoris (L.) Medik. - Shepherd's-Purse
Specimen count: 297; collection dates: 1853-05-01, 1877-05-01, 1878-04-09, 1879-05-09, 1881-06-00, 1885-05-17, 1891-05-00, 1907-06-07, 1910-05-21, 1920-05-24, 1925-05-01, 1956-05-14, 1964-05-04, 1967-06-25, 1967-07-02, 1970-08-26, 1971-10-27, 1977-11-02, 1981-05-23, 1985-05-15, 1986-05-14, 2006-03-30, 2007-04-21, 2008-05-26, 2009-04-13, 2014-04-17, 2014-05-03, 2014-05-21, 2016-04-30, 2016-06-11, 2017-01-16, 2017-02-27, 2017-03-30, 2017-04-09, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-25, 2017-04-28, 2017-04-30, 2017-05-03, 2017-05-04, 2017-05-06, 2017-05-09, 2017-05-10, 2017-05-21, 2017-06-03, 2017-06-07, 2017-10-21, 2017-11-05, 2017-11-21, 2017-11-25, 2018-02-14, 2018-02-20, 2018-02-26, 2018-03-03, 2018-03-12, 2018-03-19, 2018-03-24, 2018-03-31, 2018-04-04, 2018-04-07, 2018-04-13, 2018-04-14, 2018-04-15, 2018-04-18, 2018-04-20, 2018-04-21, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-02, 2018-05-04, 2018-05-05, 2018-05-07, 2018-05-08, 2018-05-10, 2018-05-11, 2018-05-12, 2018-05-13, 2018-05-17, 2018
Cardamine bulbosa (Schreb. ex Muhl.) Britton, Sterns & Poggenb. - Bulbous Bittercress
Specimen count: 18; collection dates: 1879-05-04, 1885-05-30, 1889-05-21, 1892-05-00, 1894-05-13, 1895-05-17, 1895-05-18, 1896-05-16, 1899-05-15, 1899-05-20, 1901-05-20, 1908-05-18, 1918-05-20, 1919-05-24, 1925-05-08, 2006-05-03, 2017-05-07
Cardamine concatenata (Michx.) O. Schwarz - Cut-Leaf Toothwort
Specimen count: 68; collection dates: 1876-04-14, 1876-05-04, 1882-05-01, 1883-05-06, 1884-05-25, 1895-05-01, 1898-05-06, 1903-04-25, 1905-05-30, 1909-04-11, 1911-04-27, 1918-05-01, 1924-05-05, 1925-04-26, 1928-04-19, 1930-04-28, 1940-05-10, 1941-04-26, 1946-04-28, 1981-04-30, 1986-04-30, 2010-04-04, 2015-05-06, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-05-19, 2017-05-23, 2018-04-22, 2018-04-23, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01
Cardamine diphylla (Michx.) Alph. Wood - Crinkleroot
Specimen count: 7; collection dates: 1876-05-21, 1877-05-00, 1878-05-01, 1940-05-10, 1966-05-19, 1986-05-06, 2006-05-03
Cardamine douglassii Britton - Limestone Bittercress
Cardamine flexuosa With. - Woodland Bittercress
Specimen count: 17; collection dates: 1906-05-30, 2006-05-03, 2006-05-10, 2009-04-23, 2011-09-02, 2012-02-14, 2012-03-28, 2012-04-01, 2013-09-29, 2014-05-03, 2014-05-21, 2015-05-21, 2015-09-23, 2015-12-16, 2016-10-19, 2018-04-29
Cardamine hirsuta L. - Hairy Bittercress
Specimen count: 163; collection dates: 2003-04-12, 2006-03-30, 2006-03-31, 2006-04-01, 2006-05-03, 2008-04-19, 2009-04-18, 2009-04-23, 2010-04-04, 2012-02-26, 2014-04-17, 2014-04-26, 2015-04-21, 2017-01-11, 2017-02-19, 2017-02-24, 2017-02-25, 2017-02-27, 2017-03-21, 2017-03-26, 2017-03-30, 2017-04-03, 2017-04-10, 2017-04-12, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-23, 2017-04-30, 2017-05-11, 2018-02-09, 2018-02-14, 2018-02-27, 2018-02-28, 2018-03-08, 2018-03-10, 2018-03-12, 2018-03-16, 2018-03-17, 2018-03-19, 2018-03-24, 2018-03-27, 2018-03-30, 2018-04-01, 2018-04-06, 2018-04-07, 2018-04-08, 2018-04-11, 2018-04-13, 2018-04-14, 2018-04-15, 2018-04-18, 2018-04-22, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-04, 2018-05-29, 2018-06-03
Cardamine maxima (Nutt.) Alph. Wood - Large Toothwort
Cardamine parviflora L. - Sand Bittercress
Specimen count: 10; collection dates: 1881-05-15, 1882-05-07, 1898-04-30, 1903-05-23, 1905-05-13, 1905-05-20, 1907-05-25, 1924-06-03, 1924-06-17, 1929-05-23
Cardamine pensylvanica Muhl. ex Willd. - Quaker Bittercress
Specimen count: 22; collection dates: 1876-05-19, 1879-05-00, 1880-05-15, 1892-05-00, 1893-05-14, 1894-05-13, 1894-05-27, 1895-05-04, 1899-05-07, 1899-05-14, 1905-05-06, 1905-05-30, 1906-06-02, 1910-05-21, 1916-05-19, 1919-05-17, 1921-05-07, 1925-05-29, 1938-05-01, 2018-04-28
Cardamine pratensis L. - Cuckoo-Flower
Specimen count: 9; collection dates: 1893-05-19, 2004-05-04, 2009-04-29, 2017-04-28, 2017-05-27, 2018-05-01, 2018-05-04
Cardiospermum halicacabum L. - Love-in-a-Puff
Specimen count: 4; collection dates: 1886-00-00, 2010-10-28
Carduus nutans L. - Nodding Plumeless-Thistle
Specimen count: 15; collection dates: 1890-10-17, 1936-07-05, 2006-06-17, 2007-06-16, 2016-06-10, 2017-06-03, 2017-06-15, 2017-06-25, 2017-06-29, 2017-07-01, 2017-11-25
Carex abscondita Mack. - Thicket Sedge
Carex alata Torr. - Broad-Wing Sedge
Specimen count: 5; collection dates: 1890-07-05, 1895-06-20, 1895-06-25, 1926-07-07
Carex albicans Willd. ex Spreng. - White-Tinge Sedge
Specimen count: 5; collection dates: 1879-05-29, 2006-04-26, 2006-05-10, 2018-05-19
Carex albolutescens Schwein. - Green-White Sedge
Specimen count: 9; collection dates: 1895-00-00, 1897-06-28, 1904-07-04, 1905-06-16, 1905-06-24, 1922-06-07, 1925-07-23, 1925-09-09, 1929-06-05
Carex albursina E. Sheld. - White Bear Sedge
Specimen count: 2; collection dates: 1895-06-30, 1907-06-07
Carex amphibola Steud. - Eastern Narrow-Leaf Sedge
Specimen count: 12; collection dates: 1891-06-02, 1891-06-10, 1896-05-30, 1908-06-09, 1921-05-18, 1921-05-24, 1923-06-14, 2009-06-22, 2009-06-29, 2016-05-15, 2016-06-01, 2018-04-28
Carex annectens (E. P. Bicknell) E. P. Bicknell - Yellow-Fruit Sedge
Specimen count: 28; collection dates: 1890-00-00, 1891-07-01, 1895-06-30, 1896-06-16, 1896-07-01, 1896-07-14, 1898-06-18, 1898-07-08, 1898-07-21, 1899-10-01, 1908-06-16, 1908-06-19, 1916-06-16, 1916-06-27, 1925-06-24, 1925-07-01, 1928-06-18, 1941-07-14, 1990-09-30, 2009-06-22, 2014-05-21, 2014-06-11, 2016-06-01, 2018-05-19, 2018-06-14
Carex appalachica J. Webber & P.W. Ball - Appalachian Sedge
Specimen count: 2; collection dates: 2017-07-08, 2018-04-27
Carex aquatilis Wahlenb. - Leafy Tussock Sedge
Carex argyrantha Tuck. - Hay Sedge
Specimen count: 3; collection dates: 1891-07-01, 1925-06-18
Carex atlantica L. H. Bailey - Prickly Bog Sedge
Carex barrattii Schwein. & Torr. - Barratt's Sedge
Carex bebbii (L. H. Bailey) Fernald - Bebb's Sedge
Specimen count: 3; collection dates: 1895-06-28, 1896-07-01
Carex bicknellii Britton - Bicknell's Sedge
Specimen count: 6; collection dates: 1895-06-07, 1895-06-17, 1895-06-19, 1914-06-09
Carex blanda Dewey - Eastern Woodland Sedge
Specimen count: 36; collection dates: 1842-05-25, 1890-06-04, 1891-05-24, 1891-05-30, 1891-06-28, 1893-05-28, 1893-06-09, 1894-05-13, 1896-05-22, 1896-05-30, 1896-06-07, 1896-06-11, 1897-05-30, 1897-06-06, 1907-05-30, 1908-06-06, 1921-05-20, 1922-05-09, 1922-05-24, 1923-06-14, 1924-06-17, 1993-05-13, 2009-06-22, 2014-05-21, 2014-05-30, 2014-06-19, 2017-06-11, 2018-05-06, 2018-05-19, 2018-06-01, 2018-06-10
Carex brevior (Dewey) Mack. ex Lunell - Short-Beak Sedge
Specimen count: 12; collection dates: 1891-06-10, 1892-06-20, 1895-06-12, 1895-06-14, 1895-06-17, 1895-07-12, 1905-06-10, 1912-05-22, 1925-06-18
Carex bromoides Schkuhr ex Willd. - Brome-Like Sedge
Specimen count: 1; collection dates: 1878-05-00
Carex bullata Schkuhr ex Willd. - Button Sedge
Carex bushii Mack. - Bush's Sedge
Specimen count: 1; collection dates: 1897-06-03
Carex buxbaumii Wahlenb. - Brown Bog Sedge
Specimen count: 1; collection dates: 1871-05-28
Carex canescens L. - Hoary Sedge
Specimen count: 8; collection dates: 1878-06-20, 1879-06-07, 1880-04-00, 1881-06-00, 1889-06-02, 1889-06-22, 1907-06-09, 2018-05-19
Carex caroliniana Schwein. - Carolina Sedge
Specimen count: 2; collection dates: 1904-08-13, 1912-06-16
Carex cephaloidea (Dewey) Dewey - Thin-Leaf Sedge
Specimen count: 2; collection dates: 1886-06-18, 1891-05-27
Carex cephalophora Muhl. ex Willd. - Oval-Headed Sedge
Specimen count: 24; collection dates: 1878-05-00, 1881-06-02, 1881-06-25, 1882-06-17, 1892-06-10, 1892-06-18, 1908-06-06, 1912-06-22, 1925-07-07, 1936-06-22, 2009-06-19, 2011-06-15, 2014-05-21, 2015-07-14, 2016-06-08, 2016-06-22, 2017-06-08, 2018-05-23
Carex collinsii Nutt. - Collins' Sedge
Specimen count: 3; collection dates: 1870-00-00, 1873-09-00
Carex comosa Boott - Bearded Sedge
Specimen count: 5; collection dates: 1921-07-01, 1995-06-00, 2018-06-09
Carex conoidea Schkuhr ex Willd. - Open-Field Sedge
Specimen count: 3; collection dates: 1881-05-29, 1887-05-29, 1897-06-06
Carex crawfordii Fernald - Crawford's Sedge
Specimen count: 1; collection dates: 1895-06-28
Carex crinita Lam. - Fringed Sedge
Specimen count: 14; collection dates: 1880-05-31, 1897-10-17, 1925-06-10, 1941-06-06, 1941-07-07, 1947-07-02, 2006-05-10, 2018-05-19, 2018-06-09
Carex cristatella Britton - Crested Sedge
Specimen count: 9; collection dates: 1890-06-29, 1891-07-05, 1895-07-10, 1914-06-30, 1922-07-10, 1922-07-20, 1927-07-01, 1938-06-23
Carex davisii Schwein. & Torr. - Davis' Sedge
Carex debilis Michx. - White-Edge Sedge
Specimen count: 3; collection dates: 1869-07-22, 1925-06-13, 1949-05-20
Carex deflexa Hornem. - Northern Sedge
Specimen count: 1; collection dates: 1895-05-15
Carex diandra Schrank - Lesser Tussock Sedge
Carex digitalis Willd. - Slender Woodland Sedge
Specimen count: 8; collection dates: 1881-06-04, 1891-06-08, 1892-06-16, 1892-06-26, 1896-06-11, 1896-07-19, 1897-06-24, 1908-06-16
Carex eburnea Boott - Bristle-Leaf Sedge
Specimen count: 4; collection dates: 1891-06-22, 1916-06-18, 2014-05-09
Carex echinata Murray - Star Sedge
Specimen count: 1
Carex extensa Goodenough - Long-Bract Sedge
Specimen count: 7; collection dates: 1879-08-02, 1887-07-30, 2000-06-05, 2006-07-09, 2014-09-15
Carex festucacea Schkuhr ex Willd. - Fescue Sedge
Specimen count: 10; collection dates: 1896-06-15, 1916-06-27, 1925-05-29, 1925-06-20, 1925-06-24, 1925-07-01, 1925-07-03, 1927-06-08, 1929-06-05
Carex flaccosperma Dewey - Thin-Fruit Sedge
Specimen count: 3; collection dates: 2014-06-25, 2015-05-20, 2016-05-11
Carex foenea Willd. - Bronze-Head Oval Sedge
Specimen count: 7; collection dates: 1878-05-00, 1879-05-00, 1879-06-05, 1896-05-10, 1898-08-00, 1938-06-23
Carex folliculata L. - Northern Long Sedge
Specimen count: 13; collection dates: 1864-06-30, 1876-06-08, 1878-05-00, 1878-06-00, 1879-06-05, 1888-09-02, 1907-09-21, 1925-06-19, 1925-07-18, 1926-06-30, 1949-05-20, 1988-09-22
Carex frankii Kunth - Frank's Sedge
Carex glaucodea Tuck. ex Olney - Blue Sedge
Specimen count: 7; collection dates: 1878-06-00, 1888-06-03, 1949-05-28, 2016-06-08
Carex gracilescens Steud. - Slender Loose-Flower Sedge
Specimen count: 1; collection dates: 1893-05-28
Carex gracillima Schwein. - Graceful Sedge
Specimen count: 9; collection dates: 1876-06-08, 1877-05-28, 1881-05-22, 1881-05-30, 1896-05-30, 1914-05-21, 1914-05-27, 1921-05-07, 2018-05-19
Carex granularis Muhl. ex Willd. - Limestone-Meadow Sedge
Specimen count: 17; collection dates: 1881-06-05, 1889-06-02, 1889-07-02, 1891-06-28, 1895-06-09, 1897-06-06, 1912-06-15, 1916-06-16, 1916-07-14, 1923-06-14, 1928-07-05, 1933-07-20, 2009-06-29, 2017-06-04, 2018-06-09
Carex grayi J. Carey - Gray's Sedge
Specimen count: 11; collection dates: 1891-09-13, 1892-07-03, 1896-06-21, 1896-06-27, 1916-06-12, 1921-06-02, 1925-06-21, 1936-07-05, 2014-06-11, 2018-06-05
Carex grisea Wahlenb. - Inflated Narrow-Leaf Sedge
Specimen count: 5; collection dates: 1892-06-26, 1925-05-27, 2006-05-10, 2009-06-29
Carex gynandra Schwein. - Nodding Sedge
Carex hirsutella Mack. - Fuzzy-Wuzzy Sedge
Specimen count: 5; collection dates: 1879-05-29, 1882-06-15, 1891-06-10, 1892-07-05, 1916-06-27
Carex hirta L. - Hammer Sedge
Specimen count: 9; collection dates: 1880-05-29, 1881-00-00, 1890-06-15, 1895-05-17, 1897-06-09, 1925-06-12, 1937-08-15, 2011-05-24
Carex hirtifolia Mack. - Pubescent Sedge
Specimen count: 9; collection dates: 1880-05-28, 1896-06-05, 1899-06-03, 1899-06-15, 1902-05-09, 1921-05-04, 2011-06-15
Carex hitchcockiana Dewey - Hitchcock's Sedge
Specimen count: 2; collection dates: 1890-05-31, 1893-06-17
Carex hormathodes Fernald - Marsh Straw Sedge
Specimen count: 20; collection dates: 1878-06-00, 1881-05-29, 1889-05-02, 1891-05-28, 1893-06-29, 1895-06-20, 1895-06-28, 1895-06-30, 1897-06-06, 1898-06-09, 1899-06-04, 1914-07-12, 1915-06-13, 1916-06-27, 1916-07-16, 1934-06-04
Carex hystericina Muhl. ex Willd. - Porcupine Sedge
Specimen count: 8; collection dates: 1889-06-02, 1893-05-28, 1893-06-18, 1895-07-21, 1907-08-29, 1916-07-14, 1916-07-16, 1987-06-16
Carex intumescens Rudge - Greater Bladder Sedge
Specimen count: 16; collection dates: 1848-05-00, 1848-08-00, 1871-05-28, 1871-09-10, 1878-05-00, 1879-05-29, 1891-07-12, 1904-06-25, 1921-05-18, 2016-06-20, 2018-04-29, 2018-05-18, 2018-05-28, 2018-06-05
Carex kobomugi Ohwi - Asiatic Sand Sedge
Specimen count: 2; collection dates: 2018-05-05, 2018-05-11
Carex lacustris Willd. - Lakebank Sedge
Carex laevivaginata (Kük.) Mack. - Smooth-Sheath Sedge
Specimen count: 3; collection dates: 1906-06-30, 1925-05-29, 1930-06-10
Carex lasiocarpa Ehrh. - Woolly-Fruit Sedge
Specimen count: 3; collection dates: 1885-06-21, 1888-07-01, 1905-06-03
Carex laxiculmis Schwein. - Spreading Sedge
Specimen count: 9; collection dates: 1877-06-00, 1881-06-05, 1897-06-16, 1908-06-16, 1927-06-08, 1938-06-13, 1949-06-11, 2009-06-29
Carex laxiflora Lam. - Broad Loose-Flower Sedge
Specimen count: 20; collection dates: 1878-04-22, 1878-05-30, 1879-05-00, 1879-05-25, 1879-05-30, 1882-06-17, 1890-06-04, 1890-07-12, 1891-05-24, 1896-06-11, 1905-05-21, 1905-06-16, 1914-06-09, 1920-06-09, 1925-05-19, 1925-07-02, 1949-05-12, 2017-05-09
Carex leptalea Wahlenb. - Bristly-Stalk Sedge
Specimen count: 3; collection dates: 1882-06-00, 1882-06-17
Carex leptonervia (Fernald) Fernald - Nerveless Woodland Sedge
Carex longii Mack. - Long's Sedge
Specimen count: 7; collection dates: 1879-06-05, 1895-07-00, 1904-07-09, 1908-06-15, 1920-07-01, 2015-06-24, 2016-06-01
Carex lucorum Willd. ex Link - Blue Ridge Sedge
Carex lupuliformis Sartwell ex Dewey - False Hop Sedge
Carex lupulina Muhl. ex Willd. - Hop Sedge
Specimen count: 36; collection dates: 1849-06-04, 1875-07-00, 1880-07-05, 1884-11-00, 1889-06-08, 1889-06-18, 1890-07-19, 1891-07-12, 1891-07-25, 1895-07-21, 1895-07-28, 1896-06-15, 1896-07-12, 1896-07-27, 1899-06-19, 1904-09-10, 1912-06-15, 1914-09-03, 1935-08-05, 2002-06-12, 2004-06-26
Carex lurida Wahlenb. - Sallow Sedge
Specimen count: 48; collection dates: 1870-07-06, 1871-09-10, 1878-05-00, 1879-06-07, 1883-05-00, 1887-08-06, 1889-06-30, 1893-07-16, 1895-06-11, 1895-07-14, 1895-07-15, 1895-07-21, 1895-08-04, 1895-08-25, 1896-06-04, 1898-07-31, 1899-06-16, 1904-06-30, 1909-06-20, 1916-07-14, 1916-07-16, 1925-07-14, 1941-09-26, 1947-07-07, 1947-07-17, 1975-08-20, 1993-07-27, 2006-06-09, 2009-06-19, 2014-08-16, 2014-09-10
Carex meadii Dewey - Mead's Sedge
Carex mitchelliana M.A. Curtis - Mitchell's Sedge
Specimen count: 5; collection dates: 1892-06-18, 1895-06-09, 1895-06-12, 1896-05-10
Carex muehlenbergii Schkuhr ex Willd. - Muhlenberg's Sedge
Specimen count: 6; collection dates: 1869-08-06, 1884-06-12, 1895-07-06, 1995-05-25, 2009-06-19
Carex muskingumensis Schwein. - Muskingum Sedge
Specimen count: 4; collection dates: 2009-09-04, 2014-06-11, 2016-06-01, 2018-04-27
Carex normalis Mack. - Greater Straw Sedge
Specimen count: 15; collection dates: 1868-06-22, 1869-06-00, 1890-00-00, 1890-06-29, 1891-06-10, 1892-06-20, 1895-06-12, 1896-06-15, 1925-06-26, 1925-07-02, 1928-06-18, 1929-06-05, 1929-06-17, 2018-06-09
Carex ormostachya Wiegand - Necklace Spike Sedge
Carex pallescens L. - Pale Sedge
Specimen count: 3; collection dates: 1881-05-21, 1891-07-05, 1896-06-04
Carex pellita Muhl. ex Willd. - Woolly Sedge
Specimen count: 21; collection dates: 1849-05-29, 1871-05-28, 1876-06-08, 1879-05-29, 1881-06-05, 1888-06-08, 1888-07-01, 1889-05-26, 1895-07-21, 1896-05-30, 1896-06-30, 1897-06-06, 1897-06-22, 1912-06-22, 1916-06-27, 1947-05-31, 2016-06-11
Carex pendula Huds. - Pendulous Sedge
Specimen count: 4; collection dates: 2014-06-19, 2016-12-21, 2018-03-19, 2018-05-08
Carex pensylvanica Lam. - Pennsylvania Sedge
Specimen count: 80; collection dates: 1879-05-25, 1883-05-27, 1884-05-10, 1885-05-13, 1894-06-24, 1895-05-19, 1896-04-23, 1896-05-15, 1896-05-31, 1897-05-23, 1898-04-17, 1899-04-25, 1915-05-10, 1919-04-20, 1922-04-20, 1925-05-19, 1925-05-23, 1925-05-26, 1938-05-11, 1946-04-13, 1948-04-20, 1986-04-15, 2009-05-12, 2009-06-04, 2011-05-12, 2011-06-01, 2014-05-09, 2015-05-20, 2017-04-17, 2017-04-18, 2017-04-27, 2017-04-28, 2017-06-24, 2017-06-28, 2017-06-29, 2017-07-09, 2017-07-14, 2018-02-20, 2018-04-20, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30
Carex plantaginea Lam. - Plantain-Leaf Sedge
Specimen count: 5; collection dates: 1904-06-21, 2014-06-11, 2015-04-21, 2018-04-17, 2018-06-11
Carex polymorpha Muhl. - Variable Sedge
Specimen count: 1
Carex prairea Dewey - Prairie Sedge
Carex prasina Wahlenb. - Drooping Sedge
Specimen count: 5; collection dates: 1848-05-00, 1878-05-00, 1881-06-05, 1889-05-25, 1895-05-29
Carex projecta Mack. - Necklace Sedge
Carex radiata (Wahlenb.) Small - Eastern Star Sedge
Specimen count: 15; collection dates: 1874-05-00, 1916-05-24, 1936-05-25, 1946-08-23, 2002-05-01, 2006-05-10, 2006-06-09, 2009-05-29, 2009-06-19, 2011-06-15, 2014-05-21, 2014-06-19, 2016-06-08
Carex retroflexa Muhl. ex Willd. - Reflexed Sedge
Specimen count: 5; collection dates: 1879-05-29, 1883-06-17, 1899-05-27, 1912-06-15, 1912-06-16
Carex rosea Schkuhr ex Willd. - Rosy Sedge
Specimen count: 20; collection dates: 1871-05-30, 1879-05-25, 1882-06-00, 1882-06-17, 1889-05-25, 1893-05-28, 1910-05-21, 1912-06-22, 1925-06-11, 1925-06-13, 1925-06-22, 1940-06-01, 1947-06-20, 2002-05-01, 2006-06-09, 2014-06-11, 2018-04-29, 2018-05-19, 2018-05-28
Specimen count: 6; collection dates: 1881-05-07, 1896-05-24, 2009-05-12, 2010-05-05
Carex scabrata Schwein. - Eastern Rough Sedge
Specimen count: 2; collection dates: 1880-05-19, 1881-06-05
Carex schweinitzii Dewey ex Schwein. - Schweinitz's Sedge
Carex scoparia Schkuhr ex Willd. - Pointed Broom Sedge
Specimen count: 32; collection dates: 1878-04-00, 1878-06-00, 1880-07-00, 1882-06-17, 1882-09-10, 1883-06-00, 1884-06-24, 1893-06-28, 1895-06-06, 1895-06-11, 1895-06-25, 1895-06-28, 1895-07-01, 1895-07-10, 1896-06-12, 1909-06-19, 1912-06-15, 1916-06-27, 1916-07-14, 1925-06-18, 1925-07-17, 1925-08-14, 2018-05-19
Specimen count: 5; collection dates: 2009-06-24
Carex seorsa Howe - Weak Stellate Sedge
Specimen count: 4; collection dates: 1921-05-07, 1921-05-18
Carex siccata Dewey - Dry-Spike Sedge
Specimen count: 1; collection dates: 1933-07-20
Carex silicea Olney - Beach Sedge
Specimen count: 11; collection dates: 1873-08-14, 1877-08-08, 1889-06-30, 1925-07-22, 1936-06-18, 1991-01-09, 2016-06-11, 2017-05-29
Carex sparganioides Muhl. ex Willd. - Burr-Reed Sedge
Specimen count: 13; collection dates: 1877-06-00, 1881-06-02, 1891-05-27, 1892-06-12, 1892-07-04, 1893-06-09, 1893-06-25, 1896-05-30, 1896-06-11, 1897-06-24, 1925-06-13, 2009-06-22, 2018-06-09
Carex spicata Huds. - Prickly Sedge
Specimen count: 7; collection dates: 1891-07-15, 1893-06-03, 1893-06-09, 1895-06-09, 1896-06-29, 2009-06-24
Carex sprengelii Dewey ex Spreng. - Long-Beak Sedge
Specimen count: 4; collection dates: 1916-05-20, 2009-06-19, 2016-05-20
Carex squarrosa L. - Squarrose Sedge
Specimen count: 12; collection dates: 1869-06-00, 1869-06-25, 1880-05-31, 1882-06-17, 1884-06-24, 1890-07-19, 1895-07-28, 1896-07-27, 1901-09-26
Carex stipata Muhl. ex Willd. - Stalk-Grain Sedge
Specimen count: 31; collection dates: 1848-05-00, 1876-06-08, 1878-04-27, 1879-05-25, 1879-05-29, 1894-00-00, 1894-05-13, 1896-06-21, 1897-05-16, 1897-06-06, 1897-06-12, 1906-06-02, 1909-06-20, 1912-06-15, 1916-06-16, 1916-06-27, 1921-05-18, 1925-05-29, 1925-05-31, 1925-06-21, 1932-06-07, 1933-07-20, 1975-05-27
Carex straminea Willd. - Eastern Straw Sedge
Specimen count: 5; collection dates: 1896-06-15, 1905-06-10, 1929-05-28, 1975-05-27, 1975-05-28
Carex striata Schwein. - Walter's Sedge
Carex striatula Michx. - Lined Sedge
Specimen count: 1; collection dates: 1879-03-00
Carex stricta Lam. - Uptight Sedge
Specimen count: 16; collection dates: 1878-05-00, 1878-08-00, 1879-05-00, 1879-05-25, 1882-06-17, 1889-06-24, 1896-06-04, 1910-06-05, 1915-06-05, 1916-06-27, 1975-05-22, 2014-06-19, 2018-04-28, 2018-04-29
Carex styloflexa Buckley - Bent Sedge
Specimen count: 5; collection dates: 1881-05-28, 1895-06-07, 1906-06-02, 1921-05-18, 1927-06-08
Carex swanii (Fernald) Mack. - Swan's Sedge
Specimen count: 25; collection dates: 1862-07-19, 1878-05-00, 1899-06-30, 1909-06-19, 1909-06-25, 1909-08-07, 1909-10-03, 1914-09-03, 1920-07-09, 1922-06-29, 2004-05-25, 2009-06-04, 2009-06-19, 2011-06-00, 2011-06-15, 2014-05-30, 2014-06-20, 2014-08-07, 2016-06-03, 2016-06-08, 2016-06-22, 2018-05-18
Carex sylvatica Huds. - European Woodland Sedge
Specimen count: 2; collection dates: 2014-06-19, 2016-06-22
Carex tenera Dewey - Quill Sedge
Specimen count: 4; collection dates: 1895-06-07, 1897-06-06, 1927-06-07, 2009-06-19
Carex tetanica Schkuhr - Rigid Sedge
Carex tribuloides Wahlenb. - Blunt Broom Sedge
Specimen count: 13; collection dates: 1866-07-01, 1878-05-00, 1889-07-07, 1895-07-06, 1912-07-13, 1916-06-27, 1947-07-00, 2014-06-20
Carex trichocarpa Muhl. ex Willd. - Hairy-Fruit Sedge
Specimen count: 2; collection dates: 1898-06-18, 1929-06-19
Carex trisperma Dewey - Three-Seed Sedge
Specimen count: 1; collection dates: 1949-05-12
Carex typhina Michx. - Cat-Tail Sedge
Specimen count: 6; collection dates: 1848-06-00, 1908-06-16, 1921-10-19, 1923-07-02, 1924-07-24, 1928-07-05
Carex umbellata Schkuhr ex Willd. - Parasol Sedge
Specimen count: 23; collection dates: 1880-05-29, 1891-05-19, 1893-04-16, 1893-05-27, 1894-05-03, 1895-05-15, 1896-04-26, 1896-05-07, 1896-05-10, 1896-05-17, 1896-05-24, 1897-05-03, 1897-05-16, 1905-05-12, 1905-05-19, 1925-05-29, 2009-05-12, 2010-05-05, 2011-05-12, 2017-05-07
Carex vestita Willd. - Velvet Sedge
Specimen count: 18; collection dates: 1849-05-19, 1878-04-00, 1879-05-17, 1888-06-03, 1889-06-18, 1891-05-22, 1894-05-13, 1895-07-06, 1896-06-11, 1903-05-30, 1905-07-05, 1907-06-09, 1910-06-04, 1926-06-17
Carex virescens Muhl. ex Willd. - Ribbed Sedge
Specimen count: 17; collection dates: 1848-05-00, 1869-06-28, 1878-05-00, 1880-05-31, 1882-06-15, 1882-06-17, 1883-05-00, 1889-06-15, 1896-05-30, 1898-05-00, 1908-06-16, 1909-06-19, 1924-07-24, 1925-06-11, 1938-06-13, 2009-06-22
Carex vulpinoidea Michx. - Common Fox Sedge
Specimen count: 36; collection dates: 1870-07-06, 1882-06-00, 1882-06-15, 1894-06-27, 1895-07-01, 1896-07-01, 1896-07-14, 1898-07-08, 1901-07-25, 1904-07-09, 1912-07-06, 1912-07-13, 1916-07-15, 1916-07-16, 1923-06-14, 1925-07-07, 1926-07-08, 1936-06-06, 1947-07-07, 1987-06-11, 2008-06-30, 2009-06-22, 2011-06-15, 2014-06-19, 2016-05-25, 2016-06-03, 2016-06-11, 2016-07-20, 2017-06-18, 2018-06-05
Carex willdenowii Schkuhr ex Willd. - Willdenow's Sedge
Specimen count: 2; collection dates: 1897-05-23, 1897-06-13
Carex woodii Dewey - Pretty Sedge
Carpinus betulus L. - European Hornbeam
Specimen count: 19; collection dates: 2008-01-09, 2011-08-12, 2011-08-13, 2014-04-17, 2015-07-27, 2016-09-20, 2017-10-01, 2018-04-27, 2018-04-29, 2018-04-30
Carpinus caroliniana Walter - American Hornbeam
Specimen count: 97; collection dates: 1877-08-00, 1880-05-05, 1880-09-28, 1881-06-00, 1885-07-12, 1885-07-18, 1896-04-24, 1900-10-00, 1906-10-07, 1925-04-23, 1925-04-26, 1925-06-24, 1926-07-02, 1939-10-11, 1940-05-08, 1948-07-10, 1950-05-04, 1986-09-16, 1987-01-08, 1987-06-08, 1992-04-29, 1993-07-17, 2006-04-06, 2006-04-12, 2006-06-06, 2008-09-24, 2008-10-10, 2009-03-27, 2009-05-29, 2011-10-01, 2014-09-07, 2015-06-25, 2016-06-25, 2017-04-02, 2017-04-15, 2017-04-18, 2017-04-26, 2017-04-27, 2017-04-30, 2017-05-08, 2017-05-12, 2017-06-07, 2017-06-15, 2017-07-13, 2017-08-15, 2017-09-19, 2017-09-20, 2017-09-27, 2017-10-10, 2017-10-15, 2017-10-17, 2017-10-19, 2017-11-09, 2017-11-12, 2017-11-17, 2017-12-11, 2018-02-27, 2018-03-05, 2018-03-24, 2018-03-26, 2018-04-06, 2018-04-13, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-07, 2018-05-08, 2018-05-10, 2018-05-11, 2018-05-20, 2018-06-02
Carum carvi L. - Caraway
Specimen count: 2; collection dates: 1896-06-21
Carya cordiformis (Wangenh.) K. Koch - Bitter-Nut Hickory
Specimen count: 88; collection dates: 1865-09-28, 1876-05-17, 1888-06-03, 1893-06-11, 1896-06-04, 1896-06-05, 1903-05-22, 1904-08-15, 1908-09-19, 1913-07-09, 1924-11-24, 1936-05-18, 1939-06-16, 1959-06-28, 1987-02-10, 1991-10-28, 1993-05-17, 2006-05-10, 2006-08-19, 2008-09-15, 2008-10-11, 2009-07-10, 2009-08-13, 2013-08-26, 2014-09-07, 2016-08-24, 2017-03-11, 2017-03-19, 2017-04-15, 2017-04-18, 2017-05-08, 2017-06-24, 2017-06-30, 2017-07-15, 2017-07-18, 2017-08-06, 2017-08-22, 2017-08-26, 2017-08-30, 2017-09-07, 2017-09-27, 2017-10-26, 2017-10-27, 2018-03-05, 2018-03-10, 2018-04-27, 2018-04-28, 2018-04-30, 2018-05-10, 2018-05-17, 2018-05-28, 2018-06-09
Carya glabra (Mill.) Sweet - Pignut Hickory
Specimen count: 66; collection dates: 1876-05-19, 1877-05-00, 1881-00-00, 1885-05-29, 1885-12-11, 1887-09-01, 1888-05-27, 1888-10-21, 1891-10-02, 1891-10-11, 1891-10-17, 1892-05-29, 1893-05-24, 1893-07-22, 1893-07-24, 1895-05-22, 1896-07-25, 1902-05-28, 1903-05-10, 1903-05-26, 1924-11-24, 1935-06-12, 1935-06-15, 1938-07-09, 1939-06-16, 1956-05-14, 1966-08-04, 1986-12-29, 2008-09-15, 2009-08-10, 2009-08-11, 2009-08-12, 2009-08-13, 2016-08-17, 2017-04-15, 2017-04-27, 2017-04-30, 2017-05-12, 2017-06-08, 2017-07-12, 2017-07-15, 2017-08-16, 2017-10-26, 2017-10-28, 2018-03-01, 2018-04-27, 2018-04-28, 2018-05-03, 2018-05-10, 2018-05-27
Carya ovata (Mill.) K. Koch - Shag-Bark Hickory
Specimen count: 61; collection dates: 1888-05-27, 1893-06-24, 1906-10-07, 1924-11-24, 1930-08-01, 1935-06-12, 2009-08-13, 2016-06-29, 2016-09-21, 2016-09-24, 2017-04-02, 2017-04-03, 2017-04-09, 2017-04-15, 2017-04-29, 2017-04-30, 2017-06-10, 2017-06-11, 2017-07-15, 2017-09-20, 2017-09-27, 2017-10-06, 2017-10-10, 2017-10-26, 2017-10-27, 2018-02-23, 2018-02-28, 2018-03-05, 2018-03-17, 2018-04-06, 2018-04-13, 2018-04-22, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-18
Carya tomentosa (Poir.) Nutt. - Mockernut Hickory
Specimen count: 63; collection dates: 1875-05-17, 1876-05-17, 1880-05-19, 1888-05-27, 1891-10-11, 1893-07-22, 1895-05-22, 1898-09-24, 1900-05-30, 1906-10-07, 1924-11-24, 1925-06-21, 1925-10-08, 1930-08-01, 1993-05-17, 2006-05-03, 2009-08-10, 2009-08-11, 2009-08-13, 2009-08-26, 2009-09-02, 2011-06-06, 2016-09-28, 2017-03-19, 2017-04-16, 2017-04-30, 2017-05-08, 2017-07-11, 2017-07-12, 2017-07-14, 2017-07-15, 2017-09-20, 2018-02-28, 2018-03-20, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-06, 2018-05-24, 2018-06-08
Castanea dentata (Marshall) Borkh. - American Chestnut
Specimen count: 44; collection dates: 1879-06-00, 1880-07-01, 1888-07-11, 1891-06-00, 1894-06-30, 1896-06-29, 1900-07-01, 1902-07-02, 1903-07-25, 1905-05-18, 1906-10-07, 1913-08-31, 1924-11-24, 1925-06-11, 1930-07-13, 1932-07-09, 1932-07-22, 1933-06-29, 1946-06-16, 1948-08-06, 1985-05-24, 2006-05-24, 2014-09-02, 2015-06-25, 2015-10-18, 2016-06-12, 2016-06-19, 2016-07-17, 2017-04-17, 2017-05-15, 2017-05-27, 2017-06-27, 2017-07-08, 2017-09-25, 2017-09-27, 2017-10-07, 2018-05-23
Castilleja coccinea (L.) Spreng. - Scarlet Indian-Paintbrush
Specimen count: 3; collection dates: 1878-04-00, 1878-05-04, 1879-00-00
Catalpa bignonioides Walter - Southern Catalpa
Specimen count: 10; collection dates: 1893-07-00, 1910-06-29, 1924-11-24, 1993-06-18, 2014-10-28, 2015-08-30, 2016-09-07, 2016-09-28, 2017-09-10, 2018-06-09
Catalpa speciosa (Warder) Warder ex Engelm. - Northern Catalpa
Specimen count: 59; collection dates: 2006-06-13, 2006-07-27, 2014-06-25, 2015-00-00, 2015-06-02, 2015-06-04, 2015-06-06, 2015-06-13, 2017-04-18, 2017-05-29, 2017-06-02, 2017-06-15, 2017-06-18, 2017-06-20, 2017-06-21, 2017-06-22, 2017-06-23, 2017-06-24, 2017-08-04, 2017-08-13, 2017-08-15, 2017-08-17, 2017-09-10, 2017-09-28, 2017-11-16, 2018-01-10, 2018-03-03, 2018-03-12, 2018-03-20, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-18, 2018-05-28, 2018-06-04, 2018-06-05, 2018-06-08, 2018-06-09, 2018-06-10, 2018-06-11, 2018-06-14, 2018-06-16, 2018-06-19
Caulophyllum thalictroides (L.) Michx. - Blue Cohosh
Specimen count: 26; collection dates: 1877-04-00, 1877-05-03, 1885-05-02, 1895-07-28, 1905-05-06, 1908-06-07, 1918-05-04, 1925-04-30, 1925-05-10, 1949-04-16, 2016-04-15, 2016-07-31, 2017-04-09, 2017-04-15, 2017-04-18, 2017-04-28, 2018-04-22, 2018-04-30
Ceanothus americanus L. - New Jersey-Tea
Specimen count: 12; collection dates: 1876-07-20, 1877-07-00, 1882-07-09, 1925-06-25, 1937-06-25, 1938-06-23, 2017-09-09, 2018-04-28, 2018-04-30, 2018-05-08, 2018-05-09
Celastrus orbiculatus Thunb. - Asian Bittersweet
Specimen count: 161; collection dates: 1924-11-24, 1936-10-00, 1967-06-06, 1967-10-02, 1987-05-26, 1991-05-06, 1993-07-12, 1994-05-29, 2006-05-17, 2006-10-25, 2009-06-30, 2012-11-22, 2014-11-27, 2015-08-30, 2015-12-09, 2016-06-10, 2016-06-11, 2016-06-12, 2016-08-07, 2016-08-20, 2016-11-08, 2017-01-04, 2017-01-11, 2017-02-24, 2017-04-02, 2017-04-16, 2017-04-17, 2017-05-03, 2017-05-04, 2017-05-06, 2017-05-08, 2017-05-12, 2017-05-21, 2017-05-27, 2017-06-06, 2017-06-10, 2017-06-11, 2017-06-13, 2017-06-15, 2017-06-16, 2017-06-23, 2017-06-24, 2017-06-25, 2017-06-28, 2017-06-29, 2017-07-01, 2017-07-02, 2017-07-08, 2017-08-01, 2017-08-12, 2017-08-28, 2017-09-09, 2017-09-10, 2017-09-12, 2017-09-13, 2017-09-16, 2017-09-25, 2017-10-12, 2017-10-17, 2017-10-27, 2017-11-04, 2017-11-10, 2017-11-12, 2017-11-18, 2017-11-20, 2017-11-25, 2017-11-27, 2017-11-28, 2017-11-29, 2017-12-05, 2017-12-06, 2018-02-17, 2018-03-10, 2018-03-17, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-08, 2018-05-10, 2018-05-11, 2018-05-13, 2018-05-20, 2018-05-23, 2018-05-24, 2018
Celastrus scandens L. - staffvine
Specimen count: 23; collection dates: 1875-06-17, 1878-08-30, 1883-09-16, 1885-06-08, 1885-06-13, 1891-06-00, 1896-06-15, 1900-06-03, 1902-06-08, 1902-07-01, 1905-11-05, 1908-10-04, 1917-06-16, 1924-11-24, 1926-07-27, 1975-09-09, 2011-06-06, 2016-06-10, 2017-05-12, 2018-04-30
Celtis occidentalis L. - Common Hackberry
Specimen count: 168; collection dates: 1876-04-20, 1883-09-23, 1884-11-02, 1888-09-07, 1893-09-09, 1896-06-01, 1900-04-08, 1904-10-08, 1905-05-14, 1906-10-16, 1909-10-03, 1917-09-29, 1924-11-24, 1925-05-03, 1925-06-24, 1925-09-01, 1926-09-04, 1928-09-10, 1932-06-20, 1949-05-08, 1975-08-21, 1990-09-09, 1990-09-30, 2006-05-10, 2006-08-23, 2006-10-07, 2008-10-10, 2008-10-13, 2009-03-27, 2009-04-24, 2009-06-04, 2009-07-14, 2012-07-14, 2013-08-26, 2013-08-27, 2013-09-29, 2014-05-02, 2014-05-03, 2014-05-27, 2014-09-10, 2015-05-03, 2015-08-30, 2015-09-29, 2016-02-06, 2016-06-11, 2016-07-03, 2016-11-08, 2017-03-26, 2017-04-05, 2017-04-29, 2017-05-06, 2017-05-21, 2017-05-28, 2017-06-11, 2017-06-19, 2017-07-02, 2017-07-13, 2017-07-18, 2017-08-05, 2017-08-27, 2017-08-30, 2017-09-02, 2017-09-04, 2017-09-27, 2017-10-17, 2017-10-28, 2017-10-31, 2017-11-03, 2017-11-04, 2017-12-09, 2018-01-21, 2018-01-24, 2018-02-23, 2018-03-10, 2018-03-17, 2018-03-24, 2018-04-15, 2018-04-24, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-06, 2018-05-07, 2018
Celtis sinensis Pers. - Chinese Hackberry
Specimen count: 3; collection dates: 2013-08-27, 2014-09-10
Cenchrus longispinus (Hack.) Fernald - Innocent-Weed
Specimen count: 9; collection dates: 1877-08-23, 1902-08-09, 1903-08-08, 1940-08-17, 2016-11-13, 2017-09-04, 2017-09-16
Cenchrus tribuloides L. - Sand-Dune Sandburr
Specimen count: 17; collection dates: 1878-08-00, 1878-08-27, 1879-08-17, 1886-10-00, 1895-10-13, 1902-08-28, 1937-10-02, 1937-11-02, 1940-08-10, 2007-09-07, 2007-10-03, 2017-08-27
Centaurea cyanus L. - Garden Cornflower
Specimen count: 19; collection dates: 1899-09-28, 2010-08-12, 2011-07-04, 2015-06-03, 2016-04-28, 2016-06-11, 2017-06-15, 2017-06-18, 2017-08-03, 2017-08-04, 2018-04-27, 2018-05-17, 2018-05-24, 2018-05-27, 2018-06-04, 2018-06-14
Centaurea jacea L. - Brown-Ray Knapweed
Specimen count: 12; collection dates: 1910-07-19, 1927-08-01, 1936-07-12, 1998-06-06, 2006-08-07, 2015-12-29, 2017-08-02, 2017-10-07
Centaurea nigra L. - Lesser Knapweed
Specimen count: 11; collection dates: 1905-10-04, 1936-07-12, 1946-07-10, 1998-06-02, 2016-09-28, 2017-06-19, 2017-08-21, 2017-09-10, 2017-12-03
Centaurea nigrescens Willd. - Tyrol Knapweed
Specimen count: 5; collection dates: 1899-06-27, 1901-07-24, 1906-09-26, 1946-08-11, 2018-04-27
Centaurea solstitialis L. - Yellow Star-Thistle
Specimen count: 2; collection dates: 1870-11-06
Centaurea stoebe L. - Spotted Knapweed
Specimen count: 30; collection dates: 2006-10-15, 2007-07-14, 2014-08-08, 2016-06-10, 2017-04-15, 2017-04-17, 2017-05-21, 2017-06-03, 2017-06-09, 2017-06-10, 2017-06-25, 2017-07-07, 2017-07-10, 2017-07-22, 2017-07-23, 2017-08-19, 2017-08-27, 2017-08-28, 2017-09-09, 2017-09-18, 2017-10-01, 2017-10-02, 2017-12-10, 2018-02-28, 2018-04-05, 2018-04-13, 2018-04-28, 2018-04-29, 2018-05-28
Centaurium erythraea Rafn - European Centaury
Centaurium pulchellum (Sw.) Druce - Branched Centaury
Specimen count: 5; collection dates: 2015-07-21, 2016-07-12, 2016-07-28, 2017-07-09, 2017-07-23
Cephalanthus occidentalis L. - Common Buttonbush
Specimen count: 42; collection dates: 1853-07-09, 1924-11-24, 1932-07-24, 1940-00-00, 2006-06-06, 2009-09-02, 2015-06-28, 2015-06-30, 2015-07-10, 2016-06-12, 2016-06-24, 2016-06-25, 2016-07-04, 2016-07-12, 2016-08-03, 2016-08-07, 2017-04-30, 2017-06-24, 2017-07-01, 2017-07-03, 2017-07-06, 2017-07-08, 2017-08-08, 2017-08-10, 2017-08-19, 2017-08-27, 2017-08-30, 2017-09-07, 2017-09-22, 2017-10-10, 2018-01-10, 2018-04-28, 2018-04-29, 2018-05-21, 2018-05-28, 2018-06-15
Cerastium arvense L. - Field Mouse-Ear Chickweed
Specimen count: 28; collection dates: 1878-04-21, 1881-06-00, 1882-05-00, 1882-05-25, 1882-06-03, 1883-06-00, 1884-05-17, 1884-05-30, 1885-06-27, 1895-05-11, 1899-05-14, 1900-05-29, 1902-09-00, 1904-05-22, 1908-04-30, 1908-06-04, 1919-05-17, 1923-05-14, 1925-05-22, 1925-05-29, 1925-06-13, 1946-05-13, 2016-07-04
Cerastium fontanum Baumg. - Common Mouse-Ear Chickweed
Specimen count: 30; collection dates: 1877-06-00, 1888-06-03, 1912-07-27, 1913-08-03, 1921-05-19, 1927-06-08, 1958-07-12, 2015-04-27, 2017-03-30, 2017-04-15, 2017-04-16, 2017-04-18, 2017-05-03, 2017-05-18, 2017-05-21, 2017-06-11, 2018-02-14, 2018-04-15, 2018-04-27, 2018-04-28, 2018-05-29
Cerastium glomeratum Thuill. - Sticky Mouse-Ear Chickweed
Specimen count: 9; collection dates: 1878-05-04, 1882-06-11, 1982-06-11, 2017-04-17, 2017-05-03, 2018-04-27, 2018-04-28, 2018-04-29, 2018-05-11
Cerastium nutans Raf. - Nodding Mouse-Ear Chickweed
Specimen count: 5; collection dates: 1878-05-04, 1882-05-00, 1884-05-25, 1888-06-02
Cerastium pumilum W. Curtis - European Mouse-Ear Chickweed
Specimen count: 3; collection dates: 2012-05-13, 2018-05-15
Cerastium semidecandrum L. - Five-Stamen Mouse-Ear Chickweed
Specimen count: 4; collection dates: 1950-06-02, 2017-04-15, 2018-04-27, 2018-05-03
Ceratophyllum demersum L. - Coon's-Tail
Specimen count: 9; collection dates: 1883-06-17, 1916-07-30, 1948-06-00, 2006-06-01, 2007-08-15, 2017-05-13, 2017-09-10, 2017-09-19
Cercidiphyllum japonicum Siebold & Zucc. - Katsura-Tree
Specimen count: 8; collection dates: 2015-09-13, 2016-11-08, 2017-04-28, 2018-04-27, 2018-04-30
Cercis canadensis L. - Redbud
Specimen count: 230; collection dates: 1880-05-12, 1899-08-23, 1914-09-10, 1937-05-13, 2010-09-23, 2012-04-14, 2014-04-26, 2014-05-09, 2014-11-27, 2015-09-15, 2016-03-27, 2016-04-04, 2016-04-11, 2016-10-01, 2016-10-16, 2017-04-13, 2017-04-14, 2017-04-15, 2017-04-16, 2017-04-17, 2017-04-18, 2017-04-19, 2017-04-21, 2017-04-24, 2017-04-26, 2017-05-02, 2017-05-03, 2017-05-04, 2017-05-06, 2017-06-03, 2017-07-06, 2017-08-05, 2017-08-31, 2017-09-08, 2017-09-10, 2017-09-19, 2017-09-21, 2017-09-26, 2017-10-07, 2017-10-10, 2017-10-20, 2017-10-25, 2017-10-28, 2017-10-30, 2017-11-01, 2017-11-04, 2017-11-08, 2017-11-21, 2017-11-22, 2017-11-27, 2017-12-01, 2017-12-05, 2018-01-24, 2018-03-24, 2018-04-02, 2018-04-11, 2018-04-20, 2018-04-22, 2018-04-23, 2018-04-25, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-02, 2018-05-03, 2018-05-04, 2018-05-05, 2018-05-06, 2018-05-07, 2018-05-08, 2018-05-09, 2018-05-10, 2018-05-11, 2018-05-12, 2018-05-14, 2018-05-20, 2018-06-01, 2018-06-03, 2018-06-14, 2018-06-15, 2018-06-17
Chaenorhinum minus (L.) Lange - Dwarf-Snapdragon
Specimen count: 5; collection dates: 1880-07-00, 1899-09-28, 2016-06-09, 2016-06-20
Chamaecrista fasciculata (Michx.) Greene - Sleepingplant
Specimen count: 36; collection dates: 1870-08-30, 1876-00-00, 1876-09-09, 1879-08-06, 1934-08-11, 2010-09-07, 2013-08-26, 2013-09-29, 2015-08-18, 2016-09-19, 2017-07-02, 2017-07-09, 2017-07-11, 2017-07-16, 2017-07-27, 2017-07-30, 2017-08-02, 2017-08-06, 2017-08-16, 2017-08-21, 2017-08-25, 2017-08-28, 2017-09-09, 2017-09-12, 2017-09-16, 2017-10-04, 2017-10-10, 2017-10-11, 2017-10-23, 2017-11-09, 2018-05-31
Chamaecrista nictitans (L.) Moench - Partridge-Pea
Specimen count: 7; collection dates: 1894-09-16, 1913-07-28, 2013-09-29, 2014-08-16, 2017-09-08
Chamaecyparis thyoides (L.) Britton, Sterns & Poggenb. - Atlantic White-Cedar
Specimen count: 6; collection dates: 1881-05-15, 1904-09-09, 1904-09-10, 2008-09-23
Chamaedaphne calyculata (L.) Moench - Leatherleaf
Chamaelirium luteum (L.) A. Gray - Fairywand
Specimen count: 7; collection dates: 1879-08-00, 1881-00-00, 1882-00-00, 1885-06-10, 1888-05-30, 1910-06-04
Chamerion angustifolium (L.) Holub - Narrow-Leaf Fireweed
Specimen count: 3; collection dates: 1868-07-00, 1879-07-10, 1898-07-21
Chasmanthium latifolium (Michx.) H. O. Yates - Indian Wood-Oats
Specimen count: 18; collection dates: 1899-08-22, 1939-08-04, 2013-08-26, 2013-09-29, 2014-06-19, 2014-10-23, 2014-10-28, 2015-06-13, 2016-10-22, 2017-08-05, 2017-08-13, 2017-08-19, 2017-08-30, 2017-09-03, 2018-04-27, 2018-04-30, 2018-05-31
Chasmanthium laxum (L.) Yates - Slender Wood-Oats
Specimen count: 3; collection dates: 1868-08-17, 1878-08-00, 1880-08-00
Chelidonium majus L. - Greater Celandine
Specimen count: 75; collection dates: 1876-06-19, 1882-06-05, 1905-09-09, 1925-04-26, 1948-06-06, 1949-05-10, 2000-06-27, 2006-04-28, 2006-05-10, 2006-05-17, 2009-04-24, 2013-04-28, 2014-06-03, 2016-06-03, 2017-02-18, 2017-04-18, 2017-04-29, 2017-05-19, 2017-05-29, 2017-06-19, 2017-07-06, 2017-08-06, 2017-08-25, 2017-12-03, 2018-03-10, 2018-04-26, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-01, 2018-05-03, 2018-05-05, 2018-05-06, 2018-05-15, 2018-05-23, 2018-05-26
Chelone glabra L. - White Turtlehead
Specimen count: 9; collection dates: 1877-08-19, 1897-09-26, 1915-11-12, 1946-09-14, 2017-09-11, 2017-09-22, 2018-04-28, 2018-04-30
Chenopodium album L. - Lamb's-Quarters
Specimen count: 177; collection dates: 1877-08-12, 1881-08-00, 1882-09-18, 1916-06-27, 1917-08-31, 1918-07-13, 1925-07-16, 1925-09-09, 1935-10-04, 1935-10-26, 1939-07-03, 1939-07-13, 1946-09-14, 1964-09-16, 1986-08-13, 1990-09-30, 1992-10-01, 1993-10-07, 2006-10-15, 2006-11-01, 2008-10-27, 2009-09-25, 2009-10-29, 2013-06-28, 2013-07-25, 2013-08-26, 2013-08-27, 2013-10-15, 2014-06-19, 2014-09-06, 2015-06-18, 2015-08-30, 2016-06-03, 2016-06-11, 2016-06-26, 2016-07-08, 2016-09-21, 2016-09-28, 2016-10-10, 2016-12-01, 2017-02-18, 2017-04-28, 2017-05-01, 2017-05-08, 2017-05-09, 2017-05-26, 2017-06-01, 2017-06-09, 2017-06-11, 2017-06-15, 2017-06-17, 2017-06-18, 2017-06-19, 2017-06-21, 2017-06-27, 2017-06-28, 2017-06-30, 2017-07-01, 2017-07-02, 2017-07-04, 2017-07-06, 2017-07-09, 2017-07-13, 2017-07-14, 2017-07-24, 2017-07-29, 2017-08-01, 2017-08-05, 2017-08-06, 2017-08-11, 2017-08-13, 2017-08-16, 2017-08-29, 2017-08-30, 2017-09-02, 2017-09-05, 2017-09-06, 2017-09-10, 2017-09-12, 2017-09-14, 2017-09-15, 2017-09-20, 2017-09-27, 2017-10-04, 2017-10-06, 2017
Chenopodium berlandieri Moq. - Pit-Seed Goosefoot
Chenopodium pratericola Rydb. - Desert Goosefoot
Chenopodium strictum Roth - Lake-Flowering Goosefoot
Chimaphila maculata (L.) Pursh - Striped Prince's-Pine
Specimen count: 31; collection dates: 1891-05-00, 2014-09-22, 2015-10-18, 2016-03-17, 2016-06-19, 2016-06-20, 2016-07-04, 2016-07-20, 2017-04-03, 2017-04-15, 2017-04-16, 2017-04-26, 2017-04-30, 2017-05-13, 2017-05-15, 2017-06-28, 2017-08-22, 2017-09-09, 2017-09-20, 2018-04-22, 2018-04-28, 2018-04-29, 2018-05-19
Chimaphila umbellata (L.) W. P. C. Barton - Pipsissewa
Chionanthus virginicus L. - White Fringetree
Specimen count: 40; collection dates: 1898-00-00, 1991-10-12, 2006-06-01, 2009-06-30, 2011-08-11, 2015-05-21, 2016-05-25, 2017-05-09, 2017-05-21, 2017-05-24, 2017-05-26, 2017-06-08, 2017-06-13, 2017-06-16, 2017-06-28, 2017-06-29, 2017-07-26, 2017-08-04, 2017-08-14, 2017-10-27, 2018-05-14, 2018-05-17, 2018-05-21, 2018-05-22, 2018-05-23, 2018-05-24, 2018-05-29, 2018-05-31, 2018-06-01
Chrysogonum virginianum L. - Green-and-Gold
Specimen count: 13; collection dates: 1937-05-27, 2001-07-08, 2016-05-11, 2018-05-10, 2018-05-11, 2018-05-15, 2018-05-16, 2018-05-17, 2018-05-24, 2018-06-03
Chrysopsis mariana (L.) Elliott - Maryland Golden-Aster
Specimen count: 5; collection dates: 1869-09-10, 1883-09-00, 1901-09-19, 1939-09-13
Chrysosplenium americanum Schwein. ex Hook. - American Golden-Saxifrage
Specimen count: 4; collection dates: 1878-04-04, 1885-05-23, 1893-05-14
Cichorium intybus L. - Chicory
Specimen count: 124; collection dates: 1853-07-00, 1861-10-00, 1894-08-27, 1899-09-00, 1923-07-11, 1984-06-14, 1998-06-02, 2005-09-11, 2006-06-17, 2006-06-19, 2007-07-14, 2012-07-14, 2014-06-24, 2014-07-14, 2014-08-16, 2015-06-16, 2015-06-23, 2015-08-30, 2016-06-11, 2016-06-18, 2016-06-19, 2016-06-23, 2016-07-01, 2016-09-17, 2016-11-13, 2017-01-12, 2017-05-12, 2017-05-21, 2017-05-30, 2017-06-01, 2017-06-03, 2017-06-08, 2017-06-15, 2017-06-16, 2017-06-18, 2017-06-19, 2017-06-20, 2017-06-21, 2017-06-22, 2017-06-25, 2017-06-29, 2017-07-06, 2017-07-09, 2017-07-15, 2017-07-17, 2017-07-18, 2017-07-22, 2017-07-27, 2017-07-29, 2017-07-30, 2017-08-02, 2017-08-04, 2017-08-06, 2017-08-09, 2017-08-13, 2017-08-14, 2017-08-15, 2017-08-22, 2017-08-23, 2017-08-24, 2017-08-25, 2017-08-27, 2017-08-29, 2017-08-30, 2017-09-04, 2017-09-10, 2017-09-16, 2017-09-18, 2017-09-20, 2017-09-22, 2017-09-23, 2017-09-25, 2017-10-03, 2017-10-04, 2017-10-21, 2017-10-23, 2017-11-09, 2017-11-21, 2018-03-10, 2018-04-26, 2018-04-28, 2018-04-30, 2018-05-10, 2018-05-21, 2018-06-03, 2018
Cicuta maculata L. - Spotted Water-Hemlock
Specimen count: 5; collection dates: 1936-06-16, 1938-07-30, 2006-06-06, 2017-08-06, 2018-06-09
Cinna arundinacea L. - Sweet Wood-Reed
Specimen count: 35; collection dates: 1868-09-20, 1877-00-00, 1878-07-00, 1878-08-00, 1879-07-00, 1889-09-22, 1891-09-27, 1896-08-19, 1901-09-09, 1902-07-20, 1904-09-17, 1904-09-21, 1905-09-24, 1909-09-26, 1914-08-23, 1914-09-03, 1914-09-11, 1916-08-18, 1916-08-30, 1917-09-16, 1917-09-22, 1921-09-16, 1935-09-10, 1936-09-16, 1948-08-02, 1964-06-10, 1966-08-06, 2009-08-10
Cinna latifolia (Trevir. ex Göpp.) Griseb. - Slender Wood-Reed
Specimen count: 1; collection dates: 1906-07-06
Circaea canadensis (L.) Hill - Broad-Leaf Enchanter's-Nightshade
Specimen count: 44; collection dates: 1896-06-27, 1986-06-23, 1987-06-18, 2006-06-19, 2006-06-27, 2009-06-22, 2009-06-30, 2009-09-04, 2014-06-19, 2015-06-10, 2016-06-19, 2017-06-11, 2017-06-16, 2017-06-17, 2017-07-01, 2017-07-08, 2017-07-15, 2017-07-25, 2017-08-01, 2017-08-03, 2017-08-05, 2017-08-06, 2017-08-17, 2017-09-16, 2018-04-28, 2018-04-30, 2018-05-24, 2018-05-31, 2018-06-12, 2018-06-14
Cirsium altissimum (L.) Spreng. - Tall Thistle
Specimen count: 1; collection dates: 2017-01-04
Cirsium arvense (L.) Scop. - Canadian Thistle
Specimen count: 81; collection dates: 1874-07-14, 1879-07-18, 1879-07-27, 1879-08-05, 1879-09-00, 1880-07-05, 1897-07-10, 1929-07-15, 1934-07-31, 1938-07-15, 1940-07-26, 1949-06-19, 2006-06-06, 2006-06-10, 2006-06-12, 2007-06-16, 2007-07-14, 2011-06-13, 2014-06-19, 2015-06-26, 2016-05-25, 2016-06-13, 2016-07-27, 2016-09-21, 2017-05-06, 2017-06-01, 2017-06-03, 2017-06-05, 2017-06-09, 2017-06-11, 2017-06-24, 2017-06-25, 2017-06-30, 2017-07-02, 2017-07-05, 2017-07-16, 2017-09-22, 2017-09-28, 2017-10-12, 2017-11-05, 2017-12-02, 2018-03-03, 2018-04-15, 2018-04-27, 2018-04-28, 2018-04-29, 2018-04-30, 2018-05-25, 2018-06-01, 2018-06-05, 2018-06-08, 2018-06-14, 2018-06-17
Cirsium discolor (Muhl. ex Willd.) Spreng. - Field Thistle
Specimen count: 13; collection dates: 1861-10-00, 1870-07-21, 1874-10-01, 1892-09-00, 1892-09-23, 1899-09-23, 1901-09-07, 2018-04-28, 2018-04-29, 2018-04-30
Cirsium horridulum Michx. - Yellow Thistle
Specimen count: 1; collection dates: 1891-00-00
Cirsium muticum Michx. - Swamp Thistle
Specimen count: 17; collection dates: 1864-09-20, 1888-10-11, 1892-09-23, 1892-10-02, 1899-09-01, 1899-09-05, 1899-09-23, 1901-09-07, 1936-09-22
Cirsium pumilum Spreng. - Pasture Thistle
Specimen count: 1; collection dates: 1902-09-00
This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].
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