ARIZ
429945 George K. Helmkamp 22908 2014-05-17
United States, California, Calaveras, Sierra Nevada Mountains Foothills: Happy Valley, just east of Mokelumne Hill, along CA-26, at the west junction with Jesus Maria Road (Mokelumne Hill 7.5' Q.), 38.3 -120.666667, 524m
ARIZ
412796 George K. Helmcamp 18906 2012-05-03
United States, California, El Dorado, Northern Sierra Nevada Mountains Foothills: Unnamed road leading to power plant 0.3 mile east of South Fork American River bridge. Pollock Pines 7.5 '., 38.7975 -120.620278, 613m
ARIZ
E. A. Bernays s.n. 1985-07-06
United States, California, Contra Costa County, Tilden.
ARIZ
J. Hamai s.n. 1985-06-13
United States, California, Marin County, Lagunitas.
ARIZ
E. A. Bernays s.n. 1985-05-19
United States, California, Marin County, Tamalpais.
ARIZ
435344 J. Benat s.n. 1902-06-04
France, Lieux secs a Sorede
ARIZ
435343 Virginia E. Long 199a 1932-06-18
United States, California, Marin, Mill Valley. Along road opposite old railroad to Mt. Tamalpais, 30m
ARIZ
362233 James C. Ward 02-1 2002-08-03
United States, Arizona, Pima County, Canada del Oro (#1)., 1447m
ASC
ASC00067746 G. Rink s.n. 1999-07-19
United States, OREGON, Josephine, Illinois River Valley near Selma, 42.279167 -123.615833
ASC
ASC00122042 G. Rink 15722 2019-06-11
United States, Oregon, Hood River, Pine Mont Road about 10 miles south of Hood River at Highway 35, 45.569539 -121.543343, 594m
ASC
ASC00047908 J.M. Rominger 3419 1985-06-14
United States, Oregon, Jackson, Jacksonville, near Ashland/Medford., 42.313458 -122.966986, 427m
ASC
ASC00066241 J. Rominger 2618 1982-01-24
New Zealand, Canterbury, South Island, edge of cemetery at Akaroa, Banks Peninsula, -43.803153 172.972106, 61m
UCR
George K. Helmkamp 5699 2000-06-18
United States, California, Sonoma, along CA Hwy 128, 0.5 mile south of Mendocino Co. line, 38.84639 -123.07333, 381m
UCR
George K. Helmkamp 3755 1998-05-18
United States, California, Santa Clara, Mt.Hamilton Road (CA Hwy 130) east of San Jose; 15.2 miles from the western origin of the hwy; Central Coast Range, 37.32917 -121.68056, 610m
UCR
George K. Helmkamp 10296 2006-05-04
United States, California, El Dorado, east end of Diamond Springs, 0.1 mile north of the junction of Pleasant Valley Road and Calif. Hwy 49, 38.69611 -120.81278, 543m
UCR
George K. Helmkamp 10485 2006-05-20
United States, California, El Dorado, along Calif. Hwy 49 between Diamond Springs and Placerville; 0.4 mi. N of Weber Creek, 38.71444 -120.81167, 549m
UCR
George K. Helmkamp 10517 2006-05-24
United States, California, El Dorado, NE of Georgetown; along Bottlehill Road, 1.4 mi. N of Wentworth Springs Road, 38.94417 -120.76583, 1006m
UCR
George K. Helmkamp 16187 2010-05-31
United States, California, Amador, Sutter Creek-Volcano Road, 3.3 miles east of the village of Sutter Creek, 38.40861 -120.75028, 413m
UCR
Peter Rubtzoff 9209 1978-06-11
United States, California, Sonoma, Cunningham Marsh area, on north side of Blucher Creek Valley, 38.36639 -122.79028, 27m
UCR
George K. Helmkamp 13607 2008-06-05
United States, California, El Dorado, Forbay Road. 0.5 mile north of its crossing of the South Fork American River, 38.79611 -120.63222, 668m
UCR
George K. Helmkamp 9687 2005-07-11
United States, California, El Dorado, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5, 38.72306 -120.53611, 1220m
UCR
George K. Helmkamp 16205 2010-06-04
United States, California, Sonoma, Mark West Springs Road, 1.7 rd. miles east of US-101, 2.5 air miles NE (75°) of Fulton, 38.50611 -122.72528, 63m
UCR
George K. Helmkamp 11932 2007-05-05
United States, California, El Dorado, along CA-49, 3.7 miles northwest of Placerville, 38.76333 -120.85278, 549m
UCR
A.C. Sanders 35847 2008-07-16
United States, California, Orange, Lomas de Santiago, along road in canyon below Dripping Spring, c. 7.5 mi. ESE of Tustin, 33.73583 -117.68306, 350m
UCR
Don Knoke 01--146 2001-06-17
United States, Washington, Klickitat, Along Nestor Creek Road, Buck Creek Crossing, 436m
UCR
George K. Helmkamp 19148 2012-06-06
United States, California, Amador, Panther Creek Road, 5.8 miles south of its junction with CA-88, 6.2 mi. SW (246°) of Bear River Reservoir dam, 38.50417 -120.36472, 1465m
UCR
George K. Helmkamp 20478 2013-05-03
United States, California, Placer, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92°) of Foresthill, 39.01917 -120.78361, 829m
UCR
George K. Helmkamp 9869 2005-09-12
United States, California, El Dorado, east of Sacramento; Sly Park Road (County Highway E-16), c. 2 mi east of Pleasant Valley, 38.68333 -120.63306, 854m
UCR
O.F. Clarke s.n. 1969-06-19
United States, Oregon, Curry, 7 miles north of Gold Beach, 42.495 -124.4125, 46m
UCR
George K. Helmkamp 19129 2012-06-06
United States, California, Amador, along Hwy CA-88, 1.1 miles west of Cooks Station, 38.62972 -120.23833, 1439m
UCR
George K. Helmkamp 20666 2013-05-22
United States, California, Amador, Ostrom Road just south of its junction with E-16 (Plymouth-Shenandoah Rd.), 1.5 mi. SW (230°) of River Pines, 38.53222 -120.765, 561m
UCR
George K. Helmkamp 16050 2010-05-17
United States, California, El Dorado, Pine Hill Road at the junction with Bertana Court; southeast edge of State Ecological Preserve, 1.6 mi. NW (293°) of Rescue, 38.72028 -120.97806, 459m
UCR
George K. Helmkamp 2112 1997-06-25
United States, California, Mendocino, Anderson Valley, CA Hwy 128, 1.5 miles southeast of Boonville, 39.99167 -123.35278, 152m
UCR
T.B. Salvato 12182 2023-06-14
United States, California, San Diego, Pine Hills. Camp Winacka Girl Scout Camp, c. 3 miles [SW] of Julian. Boulder Creek Rd near the gate, 33.04056 -116.63611, 1207m
UCR
T.B. Salvato 1223 2005-06-29
United States, California, San Bernardino, Upper Waterman Canyon, 34.22167 -117.29389, 976m
UCR
D.E. Bramlet 3611A 2004-08-13
United States, California, Los Angeles, Barley Flats, 34.27861 -118.07528, 1692m
UCR
Jon P. Rebman 22181 2011-06-09
United States, California, San Diego, Cleveland National Forest, along Cedar Creek Road west of Boulder Break Road and south of Cedar Creek, along Kelly Creek. Square M18, 32.9905 -116.69389, 685m
UCR
George K. Helmkamp 20733 2013-05-30
United States, California, Nevada, along Hwy CA-20, 1.6 miles northeast of Pine Flat Way, north of Scotts Flat Reservoir, 39.30583 -120.91361, 1189m
UCR
Suzanne Bagshaw 01--11 2001-06-17
United States, Washington, Klickitat, Rattlesnake Creek Road-Road #1000, 45.84172 -121.41793, 273m
UCR
George K. Helmkamp 14884 2009-06-03
United States, California, El Dorado, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines, 38.75111 -120.55417, 851m
UCR
George K. Helmkamp 19115 2012-05-31
United States, California, Calaveras, Lily Gap Road, 0.9 mile northeast of its junction with Winton Road, 8.1 km NE (60°) of West Point, 38.435 -120.44694, 1133m
UCR
A.C. Sanders 38496 2010-06-26
United States, California, Santa Cruz, Trout Gulch north of Aptos, along sides of Trout Gulch Road, between Fern Flat and Red Hawk roads, 37.02028 -121.88417, 113m
UCR
George K. Helmkamp 16388 2010-06-26
United States, California, Placer, junction of Canyon Way and Yankee Jim’s Road, east of I-80 between Weimar and Colfax, 39.06833 -120.95583, 616m
UCR
A.C. Sanders 23538 2000-07-08
United States, California, Madera, NE shore of Bass Lake, along the lakeshore road from Bass Lake School to near mouth of North Fork Willow Creek, 37.33333 -119.575, 1037m
UCR
Orlando Mistretta 5352 2010-06-25
United States, California, Los Angeles, Forest Route 2N24 near head of north fork of Santa Anita Canyon along SCE transmission line corridor, 34.23611 -118.01694, 1215m
UCR
George K. Helmkamp 13546 2008-05-29
United States, California, Calaveras, Utica Powerhouse Road parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing, 38.15278 -120.43944, 759m
UCR
O.F. Clarke 42--15 1990-12-05
Chile, X (Los Lagos), Lago Llanquihue, on coastal road just (c. 8 km) north of Frutillar, Playa Maqui campground, -41.09806 -72.98194, 70m
UCR
Peter Rubtzoff 6765 1972-05-25
United States, California, Sonoma, Laguna [Lake], Chileno Valley, 38.21528 -122.74722, 69m
UCR
Peter Rubtzoff 6165 1969-08-29
United States, California, Sonoma, Along Salmon Creek, c. 0.5 miles upstream from Hwy #1, 38.3575 -123.05806, 2m
UCR
George K. Helmkamp 10595 2006-05-31
United States, California, El Dorado, along Hwy US-50, 0.6 mile east of White Hall, 38.77389 -120.39361, 1055m
UCR
George K. Helmkamp 18906 2012-05-03
United States, California, El Dorado, unnamed road leading to power plant, 0.3 mile east of South Fork American River bridge, 38.7975 -120.62028, 613m
UCR
Louis C. Wheeler 6776 1950-08-14
United States, California, Trinity, Six Rivers National Forest, Island Mountain, Eel River, 40.02667 -123.49167, 198m
UCR
George K. Helmkamp 16289 2010-06-14
United States, California, El Dorado, Slug Gulch Road, 4.5 miles from its junction with Perry Creek Road, 3.5 air mi. ESE (96°) of Fair Play, 38.58694 -120.58917, 1059m
UCR
George K. Helmkamp 19167 2012-06-13
United States, California, Nevada, Washington Road, 3.6 miles north of its junction with CA-20, 39.34306 -120.79722, 1006m
UCR
George K. Helmkamp 20832 2013-06-11
United States, California, Placer, junction of Yankee Jim’s Road and Shirttail Canyon Road, NW of Foresthill, 39.04056 -120.88611, 463m
UCR
LeRoy Gross 5551 2012-06-17
United States, California, Los Angeles, along trail and benches of the creek bottom, near Idlehour campground, upper Eaton Canyon, 34.20889 -118.08444, 808m
UCR
George K. Helmkamp 4958 1999-06-28
United States, California, San Mateo, Sky Londa; junction of CA Hwy 84 and CA Hwy 35, 5 miles south of central Redwood City; Santa Cruz Mountains, 37.38683 -122.265, 457m
UCR
George K. Helmkamp 17436 2011-06-02
United States, California, Nevada, Lake Wildwood, along Pleasant Valley Road, 1.2 miles north of its junction with CA-20, 39.22833 -121.215, 433m
UCR
Peter Rubtzoff 7460 1974-05-25
United States, California, Sonoma, Upper Green Valley Marsh, 38.4475 -122.92556, 76m
UCR
George K. Helmkamp 12185 2007-05-30
United States, California, Placer, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River, 39.03139 -120.70139, 800m
UCR
George K. Helmkamp 19193 2012-06-13
United States, California, Nevada, village of Washington, Relief Hill Road, 0.4 mile north of its junction with Maybert Road & NE of the bridge over the South Yuba River, 39.3625 -120.79139, 790m
UCR
O.F. Clarke s.n. 1999-08-12
United States, Oregon, Linn, Lebanon, SE of Albany, around Radke residence at 39420 Lacomb Dr., 44.57722 -122.82278, 122m
UCR
Jan West s.n. 1984-06-01
United States, California, Riverside, Landscaped bank at the south edge of the Bannockburn parking lot, UC Riverside campus, 33.97778 -117.33139
UCR
Scott D. White 1762 1993-07-21
United States, California, San Bernardino, Cleghorn Canyon, 34.28083 -117.43417, 1280m
UCR
George K. Helmkamp 17681 2011-07-09
United States, California, Placer, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill, 39.03889 -120.86972, 764m
UCR
George K. Helmkamp 14707 2009-05-14
United States, California, El Dorado, hiking trail starting north of CA-49, 3.5 miles north of CA-50 in Placerville, 38.76333 -120.85278, 511m
UCR
Jeri Hirshberg s.n. 1995-06-25
United States, California, San Diego, Santa Ysabel, 33.10917 -116.67306, 915m
UCR
Anuja Parikh 3546 2011-07-07
United States, California, Los Angeles, Barley Flats, 4.4 km west of Shortcut Station, 1.0 km north of State Hwy 2 (Angeles Crest Hwy), 34.27769 -118.07839, 1705m
UCR
Steve Boyd 7650 1992-06-22
United States, California, San Diego, San Mateo Canyon Wilderness Area. “Miller Canyon,” the principal drainage on S slope of Miller Mtn, near crossing of Cold Springs Road (8S02), 33.48417 -117.39417, 610m
UCR
George K. Helmkamp 9506--12 1995-06-22
United States, California, Calaveras, along CA Hwy 4, 2.5 miles northeast of Arnold, 38.27444 -120.31278, 1479m
UCR
John C. Roos s.n. 1972-05-18
United States, California, Napa, Angwin, 38.57583 -122.45, 366m
UCR
Kenneth Clark 579 1980-04-18
United States, California, Humboldt, Shelter Cove, on access trail to Dead Man's Gulch, 40.02806 -124.05472, 122m
UCR
Mark A. Elvin 4464 2005-06-29
United States, California, San Diego, south side of Palomar Mtn near top; south of Iron Springs Creek; near mile marker 49 on west side of Canfield Road (S6), 33.32917 -116.86944, 1494m
UCR
B.G. Pitzer 911 1988-05-28
United States, California, Nevada, CA Hwy 49 at bridge over south fork of the Yuba River, c. 6 miles WNW of Nevada City, 39.39361 -121.08444, 442m
UCR
John Thomas Howell 18906 1943-07-28
United States, California, El Dorado, Placerville, 38.72972 -120.79861, 579m
UCR
Peter Rubtzoff 5899 1968-06-20
United States, California, Sonoma, 6.5 miles northeast of Penngrove on Lichau Road, 38.33833 -122.62222, 427m
UCR
Rhonda L. Riggins 1440 1982-05-29
United States, California, Amador, Along Calif. 49 [near Plymouth], 2.6 mi north of the junction with Calif. 16 north of Drytown, 3.9 mi south of El Dorado, 38.48361 -120.84472, 335m
UCR
George K. Helmkamp 22908 2014-05-17
United States, California, Calaveras, Happy Valley, just east of Mokelumne Hill, along CA-26 at the west junction with Jesus Maria Road, 38.3 -120.68278, 524m
UCR
A.C. Sanders 18201 1996-06-16
United States, California, San Bernardino, Switzer Park near Lake Arrowhead; San Bernardino Mtns, 34.2325 -117.18639, 1723m
UCR
George K. Helmkamp 6704 2001-05-29
United States, California, San Benito, Gabilan Range, 7.1 miles south of San Juan Bautista on Hwy G-1, 36.78667 -121.46333, 488m
USU:UTC
UTC00271978 Ertter, Barbara 9118 1990-06-16
UNITED STATES, California, Marin, Tiburon Peninsula on San Francisco Bay, NE side of ridge at narrow part of peninsua, between Paradise Drive and Hacienda Drive., 61m
USU:UTC
UTC00272038 Ertter, Barbara 7564 1988-06-16
UNITED STATES, Washington, Klickitat, ca halfway between Bingen and Lyle on N side of Columbia River Gorge, County Rd 1230 at Rowland Lake; open SE slope covered with dried brome., 91m
USU:UTC
UTC00198575 Cari Leary; Patrick Leary 2587 1979-06-12
United States, Oregon, Douglas, Tiller near: off OR 227, 42.9286111 -122.9511111, 274m
USU:UTC
UTC00284813 George K. Helmkamp 20832 2013-06-11
United States, California, Placer, junction of Yankee Jims Road and Shirttail Canyon Road, NW of Foresthill, 39.04056 -120.88611, 463m
USU:UTC
UTC00209981 S Riley 2480 1992-07-08
United States, Idaho, Idaho, 8 airmiles north of Kamiah, 46.35 -116.15, 457m
USU:UTC
UTC00198645 Cari Leary; Patrick Leary 2587 1979-06-12
United States, Oregon, Douglas, Tiller near: off OR 227, 42.9286111 -122.9511111, 274m
USU:UTC
UTC00089223 Helen M. Gilkey 1952-05-26
United States, Oregon, Lane, Rainbow Valley 10 miles west of Eugene [Lat long from Rainbow Creek], 44.1272222 -122.0047222
USU:UTC
UTC00234073 Richard R. Halse 2258
United States, Oregon, Benton, NE of Corvallis, west of Canterbury Circle, area around Frazier Creek, 67m
USU:UTC
UTC00285266 George K. Helmkamp 20478 2013-05-03
United States, California, Placer, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92°) of Foresthill, 39.019167 -120.783611, 829m
USU:UTC
UTC00260620 G.K. Helmkamp 14884 2009-06-03
United States, California, El Dorado, Sierra Nevada Mountains Foothills; Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines., 38.751111 -120.554167, 851m
USU:UTC
UTC00243132 Cindy Roche'; Robert Korfhage 2005-06-01
United States, Oregon, Jackson, Dry hillside of oak savanna, with other annual weedy species. Pheonix, 42.2799 -122.8037, 457m
USU:UTC
UTC00285271 George K. Helmkamp 19129 2012-06-06
United States, California, Amador, along Hwy CA-88, 1.1 miles west of Cooks Station, 38.52167 -120.45028, 1439m
USU:UTC
UTC00271166 George K. Helmkamp 18906 2012-05-03
United States, California, El Dorado, Northern Sierra Nevada Mountain Foothills: unnamed road leading to power plant, 0.3 mi. E of South Fork American River bridge, 38.7975 -120.620278, 613m
USU:UTC
UTC00247052 Richard R. Halse 6848 2005-07-12
United States, Oregon, Lane, Along State Hwy. 36 ca. 1.2 miles northeast of Swisshome along the Siuslaw River., 44.0488889 -123.7836111, 38m
USU:UTC
UTC00272006 Bowerman, Mary 1976-06-24
UNITED STATES, California, Contra Costa, Mount Diablo. Inner Black Hills just west of meridian and south of crest
USU:UTC
UTC00256354 O.F. Clarke 42-15 1990-12-05
Chile, Los Lagos, Lago Llanquihue, on coastal road just North of Frutillar, Playa Maqui campground., -41.136111 -73.029167, 70m
USU:UTC
UTC00271979 Ertter, Barbara 1990-06-23
UNITED STATES, California, Mendocino, Orr Springs Rd, 11 miles E of Comptche., 213m
USU:UTC
UTC00038624 Virginia E. Long 199a
United States, California, Marin, Mill Valley along road opposite olf railroad to Mt. Tamalpais, 37.9061111 -122.5452778, 30m
USU:UTC
UTC00098925 Joseph P. Tracy 17708 1947-06-08
United States, California, Humboldt, Carlotta 5 miles east of town by old Strong's District School House [Coordinates estimated along highway], 40.4869444 -123.9641667, 61m
USU:UTC
UTC00265657 G.K. Helmcamp 13546 2008-05-29
United States, California, Calaveras, Sierra Nevada Mtn Foothills: Utica Powerhouse Road, parallel to CA 4, 0.4 mi from road to junction; Utica creek crossing, 38.152778 -120.439444, 759m