ARIZ
412858 G. K. Helmcamp 17854 2011-07-26
United States, California, Placer, Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 miles west of its junction with US-80 0.65 mi NE (65 degrees) of Emigrant Gap. (Blue Canyon 7.5'), 39.300833 -120.661667, 1590m
ARIZ
387608 G. K. Helmkamp 11255 2006-08-14
United States, California, Nevada County, Northern Sierra Nevada Mtns: about 0.7 mile east of Donner Pass along Donner Pass Rd. (Noren 7.5 Q), 39.318611 -120.316111, 2041m
ARIZ
397612 G. K. Helmkamp 13678 2008-06-17
United States, California, Amador County, Northern Sierra Nevada Mountains: Bear River Reservoir Road, 0.1 mile south of its junction with CA-88 (Peddler Hill 7.5'), 38.558611 -120.276944, 1990m
ARIZ
385996 J. Gregory 1572 2005-06-22
United States, California, San Diego County, Laguna Mountains, S end of Laguna Meadow, N of Sunrise Hwy, 1 mile NE of Crouch Valley. Square O23., 32.8681 -116.4617, 1657m
ARIZ
351219 R. R. Halse 5252 1997-07-07
United States, Washington, Spokane County, Spokane; 3809 South Geiger Blvd. At exit 276 off of Interstate Hwy. 90
ARIZ
117771 H. K. Sharsmith 4361 1953-06-26
United States, California, Trinity County, Forest-Glan Peanut road 4.2 miles west of Cold Springs, Trinity National Forest., 1158m
ARIZ
118831 L. S. Rose 48210 1948-07-17
United States, California, Fresno County, Hume lake., 1707m
ARIZ
34313 F. W. Gould 455 1938-06-26
United States, California, Plumas County, 5 miles north of Blairsden., 1372m
ARIZ
65004 J. H. Sandberg 551 1892-07-04
United States, Idaho, Near Farmington Landing, Lake Coeur d' Alene.
ARIZ
65002 W. A. Archer 6738 1938-08-25
United States, Nevada, Douglas County, 5 mi. w. of Minden, e. slope of Sierra Nevada Range., 2225m
ARIZ
65003 W. A. Archer 5854 1937-08-27
United States, Nevada, Washoe County, 22 mi. S of Reno, on Reno-Carson highway.
ARIZ
65005 G. D. Butler 1441 1910-05-31
United States, California, Siskiyou County, Dry banks near Guka.
UCR
UCR0117189 George K. Helmkamp 16831 2010-08-26
United States, California, Nevada, South Fork Yuba River, Forest Route 85 (Fordyce Lake Rd) north of Hampshire Rocks Road and I-80, 1 mi. NNW (351°) of Cisco, 39.31722 -120.5475, 1634m
UCR
George K. Helmkamp 23130 2014-10-10
United States, California, Amador, west side of Bear River Reservoir, 0.2 mile north of the dam, 38.53861 -120.23944, 1796m
UCR
Scott D. White 16192 2023-07-12
United States, California, Riverside, San Jacinto Wilderness. Saddle Junction vicinity, 33.775 -116.67333, 2470m
UCR
Scott D. White 16281 2023-08-04
United States, California, Riverside, Snow Creek Watershed. Near Black Mountain Rd north of Fuller Ridge. Unnamed blueline tributary to West Fork of Snow Creek at road crossing, 33.85 -116.72833, 2030m
UCR
Scott D. White 16274 2023-08-04
United States, California, Riverside, Snow Creek Watershed. Black Mountain Rd near junction with Pacific Crest Trail, 1.2 air miles north of Fuller Ridge Trailhead, 33.85667 -116.73333, 2073m
UCR
A.C. Sanders 5037 1984-06-17
United States, California, El Dorado, on the road to Cody Meadows, 2.5 road miles north of the road along the Silver Fork of the American River, 0.2 mile NE of the junction with the road to Pack Saddle Pass, 38.71972 -120.1875, 1860m
UCR
UCR0117177 George K. Helmkamp 9761 2005-07-31
United States, California, El Dorado, 20 mi WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir, 38.81306 -120.37528, 1637m
UCR
UCR0117170 George K. Helmkamp 15056 2009-06-29
United States, California, El Dorado, Ice House Road, 0.2 miles north of its junction with CA-50, c. 7.3 miles ENE (83°) of Pollock Pines, 38.77306 -120.44972, 989m
UCR
UCR0117156 George K. Helmkamp 19135 2012-06-06
United States, California, Amador, Panther Creek Road, 1.5 miles south of its junction with CA-88, 5.0 mi. west (267°) of Bear River Reservoir dam, 38.53611 -120.35167, 1590m
UCR
UCR0117173 George K. Helmkamp 18214 2011-09-01
United States, California, El Dorado, Silver Fork Road, 4.7 miles south of its junction with US-50 in Kyburz, alongside Silver Fork American River, 38.73444 -120.24778, 1500m
UCR
UCR0117200 George K. Helmkamp 5035 1999-06-29
United States, California, Placer, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon; Northern Sierra Nevada Range, 39.33333 -120.29167, 2134m
UCR
UCR0117167 George K. Helmkamp 11053 2006-07-31
United States, California, El Dorado, along Wrights Lake Road (Forest Route 4), 3.3 miles north of Hwy US-50, 38.80194 -120.23667, 2049m
UCR
UCR0117178 George K. Helmkamp 9898 2005-09-23
United States, California, El Dorado, Wright’s Lake Road (Forest Road 4) 2.1 road miles N of US Highway 50 (c. 5-6 miles east of Kyburz), 38.79333 -120.23667, 1854m
UCR
UCR0117155 George K. Helmkamp 20959 2013-07-06
United States, California, Amador, Panther Creek Road, 0.6 mile south of its junction with Hwy CA-88, 38.53083 -120.38417, 1633m
UCR
UCR0117159 George K. Helmkamp 13678 2008-06-17
United States, California, Amador, Bear River Reservoir Road, 0.1 mile south of its junction with CA-88, 38.55861 -120.27694, 1991m
UCR
UCR0117176 George K. Helmkamp 22085 2013-08-02
United States, California, El Dorado, Mehrten Spring Road, 0.5 mile north of CA-88/Carson Pass Hwy, 38.56111 -120.3, 1793m
UCR
UCR0117172 George K. Helmkamp 17908 2011-07-30
United States, California, El Dorado, Omo Ranch Road at the junction with North-South Road, 0.67 mi. NW (300°) of jct. with Hwy 88; 8.9 miles southeast of Omo Ranch, 38.53278 -120.45278, 1457m
UCR
UCR0117168 George K. Helmkamp 10946 2006-07-12
United States, California, El Dorado, Mount Ralston Trail and Hwy US-50, about 0.9 mile south of Twin Bridges, 38.80472 -120.1175, 1960m
UCR
UCR0117197 George K. Helmkamp 11255 2006-08-14
United States, California, Nevada, about 0.7 mile east of Donner Pass along Donner Pass Road, 39.31861 -120.31611, 2041m
UCR
UCR0117160 George K. Helmkamp 15403A 2009-08-06
United States, California, Amador, Panther Creek Road, 0.4 mile south of its junction with CA-88; jct. is 4.0 miles NE of Cook’s Station, 38.54083 -120.365, 1590m
UCR
UCR0117190 George K. Helmkamp 17702 2011-07-12
United States, California, Calaveras, Winton Road, 6.7 miles east of its junction with CA-26 in West Point, 38.42556 -120.44, 1192m
UCR
George K. Helmkamp 17960 2011-08-06
United States, California, Amador, Ellis Road, 2.1 miles south of its junction with CA-88, 38.53028 -120.30389, 1794m
UCR
UCR0117174 George K. Helmkamp 16925 2010-09-04
United States, California, El Dorado, Mehrten Spring Rd and continuing on Cat Creek Rd, 4.7 miles northwest of CA-88; Middle Fork of Cosumnes River, 38.58556 -120.29694, 1620m
UCR
UCR0125364 Scott D. White 14630 2022-07-08
United States, California, Riverside, Black Mountain Rd, north of Metate Flat, c. 1.5 air miles east of Lake Fulmor, 33.80833 -116.75, 1707m
UCR
UCR0117166 Michael Theroux 438A 1982-06-27
United States, California, Kern, Sequoia National Forest. Alta Sierra, 8 miles north of Lake Isabella off Hwy 155, 35.72917 -118.54944, 1768m
UCR
George K. Helmkamp 16690 2010-08-03
United States, California, Tuolumne, Forest Route 5N02 at Sourgrass bridge, NNE of Boards Crossing of North Fork Stanislaus River, 38.32139 -120.21583, 1210m
UCR
N.A. Alexander 423 1995-06-30
United States, California, Siskiyou, Lime Gulch, Klamath River drainage, along Calif. Hwy 96, c. 7 mi. W (293°) of intersection with Interstate Hwy 5, near Clyburn home (1917-1966)., 41.85064 -122.68867, 518m
UCR
UCR0117171 George K. Helmkamp 16505 2010-07-09
United States, California, El Dorado, Light Canyon Road, 0.1 mile north of its junction with Mormon Emigrant Trail (Iron Mountain Rd.), 20.5 mi. ESE (99°) of Placerville, 38.70139 -120.37167, 1831m
UCR
UCR0117169 George K. Helmkamp 15140 2009-07-08
United States, California, El Dorado, Wrights Lake Road, 0.4 mile east of its junction with Ice House Road, about 1.3 miles north of Ice House, 38.83083 -120.38056, 1654m
UCR
UCR0117191 George K. Helmkamp 15313 2009-07-30
United States, California, Calaveras, Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington, 38.31361 -120.26583, 1471m
UCR
George K. Helmkamp 17807 2011-07-19
United States, California, Tuolumne, Forest Route 5N14, 1.7 miles southeast of Boards Crossing bridge of North Fork Stanislaus River, 38.315 -120.21889, 1143m
UCR
UCR0117196 George K. Helmkamp 18363 2011-09-30
United States, California, Nevada, small, open flat along CA-20, 2.6 miles west of its junction with Lowell Hill Road, 39.31694 -120.75139, 1581m
UCR
UCR0117157 George K. Helmkamp 19142 2012-06-06
United States, California, Amador, Panther Creek Road, 6.2 miles south of its junction with CA-88, 5.9 mi. SW (245°) of Bear River Reservoir dam, 38.50361 -120.35833, 1438m
CS
161882 collectors: Paul A. Opler Evi B. Opler 2003-06-18
United States, California, El Dorado County, US 50, junction with Wright's Lake road turnoff.
CS
161852 collectors: J.H. Sandberg D.T. MacDougal and A.A. Heller 551 1892-07-04
United States, Idaho, Kootenai County, Near Farmington landing, Lake Coeur d'Alene.
CS
161853 collectors: Louis F. Henderson 1896-06-21
United States, Oregon, Wasco County, Hood River
SEINet
Walter Fertig 32901 2018-06-28
USA, Washington, Klickitat, East Cascade Range, junction of dirt road north of Trout Lake Highway and Laurel Road, ca 1 mile W of Conboy Lake National Wildlife Refuge. T6N R11E S36 NW4 SW4 NE4., 45.966361 -121.374667, 607m
SEINet
WJH002387 Bill Harms 777 1980-07-18
United States, Washington, Spokane, Downriver Drive near Meenach Bridge, North side of road/river, 47.681613 -117.455481, 515 - 521m
BRY:V
BRYV0145197 Lowell Ahart 19459 2014-05-13
U.S.A., California, Butte, About 150 yards west of the Enterprise Boat Ramp, about 1 miles (air) east of Oroville., 39.53969 -121.35394, 850m
SDSU
SDSU19897 Michael G. Simpson 2306 2002-05-24
United States, California, San Diego, Cuyamaca Peak, along side of path, ca. 0.1 mile down from peak., 32.94639 -116.60528, 1975m
SDSU
SDSU04297 Youngberg, F. 1022 1933-04-28
United States, California, Riverside, Idyllwild Pines, San Jacinto Mts., 33.7443 -116.7143
SDSU
SDSU04298 Howe, D.F. 3715 1963-07-08
United States, California, Trinity, 6.7 miles east of Humboldt-Trinity Co. line on Cal. #36., 40.405794 -123.44525, 1067m
SDSU
SDSU16982 Lauri, Robert 195 2002-05-31
United States, California, San Diego, Palomar Mountain State Park. Lower Doane Valley near Doane Creek. Approximately 0.5 miles north of campground., 33.3475 -116.91111, 1362m
SDSU
SDSU04310 Michael G. Simpson 26VI94A 1997-06-26
United States, California, San Diego, Laguna Campground, near El Prado Group Camp. Lagua Mountians Recreation Area., 32.89083 -116.45306, 1701m
SDSU
SDSU04228 Youngberg, Florence 1025 1932-05-29
United States, California, San Diego, Mendenhall Valley, Palomar mountains., 33.33502 -116.86051
MO
101379569 Arthur J. Cronquist 1940 1940-06-20
United States, California, Tulare, West slope below Paradise Camp, Giant Forest, Sequoia National Park., 1981m
MO
101379587 Vernon H. Oswald 7056 1995-07-12
United States, California, Tehama, T28N R10W NW1/4 Sec. 35, High North Coast Ranges, Yellow Pine Forest, serpentine soils. W of Red Bluff and S of Platina between Tedoc Gap and Stuart Gap on Forest Road 28N36, 0.6 mi E of Forest Route 41., 1384m
MO
101379601 A. Arthur Heller 11711 1914-08-25
United States, California, Siskiyou, Deetz Station near Black Butte., 1158m
RENO:V
4428 H. Hamlin s.n. 1904-07-00
USA, California, Plumas/Sierra, Sierra Valley [likely the Sierraville area; the Hamlin Ranch was located about 2 miles to the west.], 39.587 -120.395175
RENO:V
9843 D. Knoke 01-142 2001-06-14
USA, Washington, Skamania, Gifford Pinchot NF, Trout Lake Campground., 46.05 -121.614933, 682m
RENO:V
102191 W. Harnach 193 1989-06-28
USA, California, Sierra, Sierra Valley, Calpine Ranch (home)., 39.66855 -120.422494, 1506m
RENO:V
4474 W.A. Archer 6738 1938-08-25
USA, Nevada, Douglas, E slope of Sierra Nevada, [Carson Range,] 5 miles W of Minden., 38.973058 -119.870057, 2225 - 2225m
RENO:V
4475 G.D. Butler 1441 1910-05-31
USA, California, Siskiyou, Near Yreka., 41.735419 -122.634471
RENO:V
4476 P.A. Lehenbauer s.n. 1934-06-10
USA, California, Placer, [Sierra Nevada,] Tahoe City., 39.172129 -120.138803
RENO:V
4477 P.B. Kennedy 1457 1906-08-05
USA, Nevada, Washoe, [Sierra Nevada, Carson Range,] Lake Tahoe, Incline [Village]., 39.249502 -119.9561, 1920 - 1920m
RENO:V
4478 P.B. Kennedy 795 1903-06-27
USA, Nevada, Washoe, Verdi., 39.518243 -119.988811
RENO:V
4479 F.H. Hillman s.n. 1894-09-00
USA, California, Placer, [Sierra Nevada,] between Truckee and Lake Tahoe., 39.237296 -120.20933
RENO:V
4480 W.A. Archer 5854 1937-08-27
USA, Nevada, Washoe, On Reno-Carson Highway [Hwy 395], 22 miles S of Reno., 39.2267 -119.808996
RENO:V
4481 P.B. Kennedy 249 1901-08-07
USA, California, Nevada, [Sierra Nevada] Soda Springs., 39.323238 -120.379925
RENO:V
4482 R.R. Halse 5252 1997-07-07
USA, Washington, Spokane, Spokane, 3809 S Geiger Boulevard, at exit 276 off of I-90., 47.620138 -117.507996, 714 - 714m
RENO:V
4483 H.N. Mozingo 71-45 1971-08-15
USA, Nevada, Washoe, [Sierra Nevada, Carson Range,] Lake Tahoe N side, about 2 miles inside Nevada border., 39.249521 -119.989488
RENO:V
4484 A.A. Heller 8865 1907-07-16
USA, California, Plumas, [Sierra Nevada,] grade between Genessee Valley and summit., 40.028788 -120.60123
RENO:V
4485 P.B. Kennedy 249 1901-08-07
USA, California, Nevada, [Sierra Nevada,] Soda Springs., 39.323238 -120.379925
RENO:V
4486 F.H. Hillman s.n. 1894-09-00
USA, California, Placer, Between Truckee and Lake Tahoe., 39.236764 -120.20933
RENO:V
4487 A.C. Risser s.n. 1973-07-04
USA, Nevada, Washoe, Little Valley, Geo. Whittell Forest and Wildlife Area, Sierra Nevada, Carson Range W of Washoe Valley., 39.253546 -119.879307
RENO:V
4488 R. Callahan s.n. 1970-07-23
USA, Nevada, Washoe, [Sierra Nevada, Carson Range] Little Valley, SW end of Valley floor., 39.244623 -119.886238, 2591 - 2591m
RENO:V
4489 R. Manko s.n. 1967-07-14
USA, Nevada, Washoe, [Sierra Nevada, Carson Range,] Little Valley, S end of road near the boundary on E side., 39.24444 -119.876346
RENO:V
4490 R. Evans s.n. 1965-07-23
USA, Nevada, Washoe, Little Valley, George Whittell Forest Wildlife Area, Sierra Nevada, Carson Range W of Washoe Valley E of road near S boundary, 39.244623 -119.876024
RENO:V
4491 H.N. Mozingo s.n. 1973-07-18
USA, Nevada, Washoe, S end E side Little Valley, George Whittell Forest and Wildlife area, Sierra Nevada, Carson Range, W of Washoe Valley, 39.244905 -119.878878, 1981 - 1981m
RENO:V
4492 M.J. Williams 73-50-31 1973-07-18
USA, Nevada, Washoe, N end of Little Valley, Geo. Whittell Forest and Wildlife area, Sierra Nevada, Carson Range, W of Washoe Valley, E of bridge, 39.254842 -119.878449, 1951 - 1951m
RENO:V
4493 A.A. Heller 6950 1903-07-16
USA, California, Nevada, [Sierra Nevada,] low ground on the S side of Donner Lake near the lower end of the lake., 39.322447 -120.247335
RENO:V
4494 L. Wise 164-cr 1976-06-23
USA, Nevada, Carson City, [Sierra Nevada, Carson Range,] Carson City, Ash Canyon, about 1 mile above the water tanks., 39.178831 -119.823597, 1707 - 1707m
RENO:V
4495 A. Tiehm 2295 1976-06-15
USA, Nevada, Douglas, [Sierra Nevada] Carson Range, Genoa Canyon W of Genoa., 39.00033 -119.849504, 1509 - 1509m
RENO:V
4496 M.J. Williams 74-A-2 1974-06-02
USA, California, Sierra, [Sierra Nevada,] N end of Hwy 89 [?]., 39.485492 -120.237051, 1615 - 1615m
RENO:V
4497 M.J. Williams 76-37-2 1976-06-12
USA, Nevada, Douglas, [Sierra Nevada, Carson Range,] Kingsbury Grade., 38.963253 -119.855434, 1707 - 1707m
RENO:V
4517 P. Train 3119 1939-06-26
USA, Nevada, Douglas, E foothills Sierra Nevada [Carson Range,] foot of Kingsbury Grade to Lake Tahoe, 3 miles S of Genoa., 38.963399 -119.860857
RENO:V
104079 W. McBride 1209 2019-06-30
USA, Oregon, Josephine, Siskiyou NF, FR 67 at intersection with FR 769., 42.33172 -123.73984, 906m
RENO:V
34289 A. Tiehm 16875 2014-07-24
USA, Nevada, Carson City, Sierra Nevada, Carson Range, along the road to Skunk Harbor from Hwy 28, just N of Lower Prey Meadow., 39.127317 -119.938217, 2103m
RENO:V
4619 S. Stefanovic 98-17 1998-06-26
USA, Oregon, Josephine, Siskiyou Mountains, [Eight Dollar Mountain]., 42.236293 -123.668448
DAV
AHUC104469 Beecher Crampton 3002 1955-07-13
United States, California, Placer, Placer County: Flats and slopes along US Hwy. 40, 3.5 miles east of Baxter., 39.2509 -120.7393, 1433m
DAV
DAV355390 Bryan Drew s.n. 2003-06-10
United States, California, Fresno, Fresno County: Sierra National Forest, Teakettle Experimental Forest. In BS2 next to road.
DAV
DAV355392 Rex Palmer N-833 1979-07-26
United States, California, Placer, Placer County: Headwaters basin area of the North Fork of the American River., 39.25111 -120.35722
DAV
AHUC104467 Beecher Crampton 3569 1956-06-11
United States, California, Mariposa, Mariposa County; Triangle Road, 3.8 miles west of Buckingham Mt. School., 864m
DAV
DAV355385 Roman Gankin 69 1955-06-10
United States, California, El Dorado, City of Riverton, north side of American River., 38.784372 -120.440279, 1372m
DAV
DAV355398 Ellen Dean 9418 2017-07-06
United States, California, El Dorado, El Dorado County: West side of Lake Tahoe. Emerald Bay State Park. Southwestern side of Emerald Point., 38.96564 -120.08865, 1919m
DAV
DAV244159 Nick Jensen 2041 2014-05-31
United States, California, Kern, Along the main ranch road between Winters Ridge and the Old Haul Road turnoff. About 0.25 km east of the Winters Ridge Road junction., 34.94210604 -118.646993, 1796m
DAV
AHUC104464 Beecher Crampton 5411 1959-06-23
United States, California, Calaveras, Calaveras County: Calaveras Big Trees State Park.
DAV
AHUC104465 Beecher Crampton 5663 1960-06-16
United States, California, Shasta, Shasta County: Northeastern part of county, 3 miles north of Fall River Mills, east slope of Saddle Mtn., 41.0255 -121.4775, 1097m