ARIZ
420268 Richard R. Halse 8738 2013-03-26
United States, California, Colusa County, Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams., 39.15565 -122.36681, 157m
ARIZ
432681 R.L. Pendleton 686 1907-04-27
United States, California, Santa Clara County, Alum Rock Park, 213m
ARIZ
432680 L. Constance 2177 1938-04-30
United States, California, Butte County, Between Big & Little Chico creeks, 8 miles N. of Chico, Sierra Nevada foothills, 610m
ARIZ
432679 Lincoln Constance 3193 1947-04-12
United States, California, Monterey County, San Antonio River 1.5 miles west of Jolon, 305m
ARIZ
409478 G. K. Helmkamp 11721 2007-03-31
United States, California, Nevada County, Foothills, Northern Sierra Nevada Mountains: just south of the crossing of CA-49 over the South Yuba River., 39.297222 -121.088889, 390m
UCR
UCR0076925 George K. Helmkamp 17351 2011-05-21
United States, California, Calaveras, Railroad Flat Road at junction with Wharregard Road and beside Esperanzo Creek, 8.3 miles NW (289°) of Arnold, 38.29528 -120.49556, 759m
UCR
UCR0076937 George K. Helmkamp 14545 2009-04-21
United States, California, El Dorado, along CA-193, 1.1 miles south of the South Fork American River at Chili Bar, 38.75611 -120.81722, 381m
UCR
UCR0076953 Beecher Crampton 70 1941-04-02
United States, California, Alameda, south slope of canyon, Berkeley Hills, 37.87472 -122.235, 183m
UCR
UCR0076939 George K. Helmkamp 13439 2008-05-15
United States, California, El Dorado, White Meadow Road, 0.1 mile west of its junction with Ice House Road, c. 1.3 miles up Ice House Road from US-50, 38.77444 -120.45694, 1055m
UCR
UCR0076951 George K. Helmkamp 17518A 2011-06-09
United States, California, Nevada, Tyler Foote Crossing Road, 3.3 miles north of its junction with Grizzly Hill Road, NE of North Columbia near the Sierra Co. line/Middle Yuba River, 39.415 -120.97556, 878m
UCR
UCR0076936 George K. Helmkamp 14489 2009-04-04
United States, California, El Dorado, Happy Valley Cut-off, 0.6 mile southeast of its junction with Mt. Aukum Road, c. 1.8 mi due south of Pleasant Valley, 38.65639 -120.66389, 591m
UCR
UCR0076938 George K. Helmkamp 14717 2009-05-19
United States, California, El Dorado, Happy Valley Road, 0.2 miles west of its junction with Happy Valley Cutoff road, 38.655 -120.66556, 561m
UCR
UCR0076923 George K. Helmkamp 13415 2008-05-08
United States, California, Calaveras, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point, 38.40944 -120.52361, 823m
UCR
UCR0076935 George K. Helmkamp 16032 2010-05-14
United States, California, El Dorado, Happy Valley Road, 1.1 mi. NE (69°) of Somerset, just west of the bridge over the Cosumnes River, 38.65361 -120.66611, 544m
UCR
UCR0076933 George K. Helmkamp 16257 2010-06-09
United States, California, El Dorado, Forni Road, on the southwest side of the bridge over Weber Creek, 1.5 air mi. NW (331°) of Diamond Springs, 38.71361 -120.82833, 479m
UCR
UCR0076920 George K. Helmkamp 11778 2007-04-23
United States, California, Amador, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise, 38.54028 -120.84083, 302m
UCR
UCR0076946 George K. Helmkamp 11703 2007-03-23
United States, California, El Dorado, Rattlesnake Bar Road, 1.4 miles west of CA-49 at Pilot Hill, 38.83944 -121.03917, 313m
UCR
UCR0076927 George K. Helmkamp 20396 2013-04-24
United States, California, Calaveras, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River, 38.42222 -120.54167, 654m
UCR
UCR0076940 George K. Helmkamp 13575 2008-06-03
United States, California, El Dorado, Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River, 38.78833 -120.625, 716m
UCR
UCR0076949 George K. Helmkamp 11721 2007-03-31
United States, California, Nevada, just south of the crossing of CA-49 over the South Yuba River, 39.29722 -121.08889, 390m
UCR
UCR0076948 George K. Helmkamp 12124 2007-05-26
United States, California, Nevada, along CA-49, 1.2 miles north of North San Juan, 39.37861 -121.09167, 610m
UCR
UCR0076959 Ann Howald 3326 2015-04-01
United States, California, Sonoma, Stewarts Point-Skaggs Springs Rd, 16.0 miles west of intersection with Rockpile Rd, Wolf Creek drainage, 38.67186 -123.17367, 374m
UCR
UCR0076954 George K. Helmkamp 14372 2009-03-11
United States, California, Colusa, along CA-20, 14.3 miles southwest of Williams, 39.04528 -122.34139, 375m
UCR
UCR0076934 George K. Helmkamp 16084 2010-05-22
United States, California, El Dorado, at the junction of Perry Creek Road and Slug Gulch Road, 0.5 mi. northeast of the village of Fairplay, 38.59806 -120.65306, 677m
UCR
UCR0076961 George K. Helmkamp 12134 2007-05-26
United States, California, Yuba, along CA-49, 1.3 miles south of Camptonville, 39.44639 -121.06, 802m
UCR
UCR0076955 George K. Helmkamp 14396 2009-03-17
United States, California, Colusa, along CA-16 and Bear Creek, 7.0 miles south of the junction with CA-20; just north of the Yolo County line, 38.925 -122.33139, 194m
UCR
UCR0076952 George K. Helmkamp 22793 2014-04-23
United States, California, Placer, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River, 38.9275 -121.01194, 407m
UCR
UCR0076931 George K. Helmkamp 18891 2012-05-03
United States, California, El Dorado, Forebay Road, 7.0 miles NW of Pollock Pines, 38.78833 -120.64139, 748m
UCR
UCR0076926 George K. Helmkamp 20680 2013-05-24
United States, California, Calaveras, Whiskey Slide Road, just east of West Murray Creek Road, c. 4.7 miles SE of Jesus Maria Road, 38.24278 -120.57056, 677m
UCR
UCR0076932 George K. Helmkamp 16266 2010-06-13
United States, California, El Dorado, along Forebay Road, just south of Forebay Bridge over the South Fork American River, 38.79306 -120.62667, 588m
UCR
UCR0076950 B.G. Pitzer 0923 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
UCR0076960 Nina Meiselman 13 1986-04-19
United States, California, Trinity, Route 299, Burnt Ranch Campground, 1.5 miles west of Burnt Ranch, 40.8275 -123.48194, 412m
UCR
UCR0076945 George K. Helmkamp 10567 2006-05-31
United States, California, El Dorado, along Hwy US-50, 7.2 miles east of Ice House Canyon Road, 38.76556 -120.34028, 1162m
UCR
UCR0076958 George K. Helmkamp 18920 2012-05-05
United States, California, Placer, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mile SE (123°) of Clementine Dam on the American River, 38.93389 -121.01972, 396m
UCR
UCR0076930 George K. Helmkamp 18862 2012-04-27
United States, California, El Dorado, Mosquito Road north of Placerville, at south side of the crossing of the South Fork American River, 38.77583 -120.74833, 401m
UCR
UCR0076929 George K. Helmkamp 22826 2014-04-27
United States, California, El Dorado, Capps Crossing Road, 0.9 mile west of the bridge over Camp Creek, 38.64833 -120.41194, 1552m
UCR
UCR0076919 Claire Warshaw 15 1985-05-04
United States, California, Amador, Hwy 88, 2.6 mi. west of Aqueduct Volcano Road, 38.40472 -120.67139, 716m
UCR
UCR0076956 Eric Brower 022 1997-03-30
United States, California, Lake, Indian Valley Reservoir. Blue Oak Campground, 2.5 miles past intersection of access road and Walker Ridge Road, 39.07 -122.50861, 274m
UCR
UCR0076947 George K. Helmkamp 18804 2012-04-21
United States, California, Nevada, junction of Lime Kiln Road and Wolf Road, 13.5 miles NNW (349°) of Auburn, 39.08806 -121.12389, 515m
UCR
UCR0076943 George K. Helmkamp 11865 2007-04-27
United States, California, El Dorado, junction of Ice House Road and White Meadows Road, about 2 miles northwest of US-50, 38.77444 -120.45639, 1029m
UCR
UCR0076921 George K. Helmkamp 13385 2008-05-04
United States, California, Amador, along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir, 38.45028 -120.49639, 744m
UCR
UCR0076957 Cynthia S. Jones 036 1979-05-20
United States, California, Mariposa, Yosemite National Park, near Calif. Hwy 140 in Merced River Canyon, 10 mi. west of El Portal Kiosk, 37.66753 -119.92292, 457m
UCR
UCR0076922 George K. Helmkamp 13186 2008-03-18
United States, California, Calaveras, Jesus Maria Road, 2.4 miles southeast of its junction with CA-26; beside Jesus Maria Creek, 38.28639 -120.66, 305m
UCR
UCR0076941 George K. Helmkamp 11607 2007-03-10
United States, California, El Dorado, Rattlesnake Bar Rd, 3.0 miles southwest of Calif. Hwy 49, SW of Pilot Hill, 38.82444 -121.05639, 390m
UCR
UCR0076924 George K. Helmkamp 15993 2010-05-07
United States, California, Calaveras, Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 miles east (92.5°) of San Andreas, 38.19361 -120.58361, 512m
UCR
UCR0076928 George K. Helmkamp 20450 2013-05-02
United States, California, El Dorado, Happy Valley Road, 0.6 mile east of its junction with Mt. Aukum Road, 1.65 air miles NE (72°) of Somerset, 38.65528 -120.65667, 665m
UCR
UCR0076942 George K. Helmkamp 11665 2007-03-22
United States, California, El Dorado, Bucks Bar Road, 4.4 miles south of Pleasant Valley Road at the junction of Sand Ridge Road, 38.64667 -120.69139, 628m
UCR
UCR0076962 George K. Helmkamp 13471 2008-05-20
United States, California, Yuba, along CA-49, 0.1 mile north of the Nevada Co. line at Oregon Creek, 39.39583 -121.08361, 466m
UCR
UCR0076944 George K. Helmkamp 10467 2006-05-18
United States, California, El Dorado, S side of Peavine Ridge; along Meadow Canyon Road, 3.4 mi. west of its junction with Ice House Canyon Road (N of US Hwy 50 and SSE of Union Valley Reservoir), 38.78083 -120.48694, 1189m
USU:UTC
UTC00266430 George K. Helmkamp 18862 2012-04-27
United States, California, El Dorado, Mosquito Road north of Placerville, at south side of the crossing of the South Fork American River (Slate Mountain 7.5' Q., 38.4633 -120.4454, 401m
USU:UTC
UTC00259561 G.K. Helmkamp 13385 2008-05-04
United States, California, Amador, Sierra Nevada Mountains Foothills; along Tiger Creek Road, 2.8 miles east of CA-88; at the entrance to Tiger Creek Reservoir., 38.450278 -120.496389, 744m
UNM:Vascular Plants
UNM0053373 M.W. Garcia 60070 1960-05-07
United States, California, Contra Costa, Near drinking fountain on Mount Diablo. Lower Terrace Camp., 609m
NMC
41366 J.L. Strother and A.R. Smith 919 1970-05-03
United States, California, Amador, Near Highway 49, 1 mile N of Calaveras County boundary, 427m
NMC
41167 D.E. Anderson 3650 1965-05-08
United States, California, Humboldt, About 3 miles N of Willow Creek along road on E side of Trinity River.
CS
163998 collectors: Sherri Wemple 11 1992-04-16
United States, California, Butte County, Covered Bridge, 10.2km SE of Chico.
NY
3191486 A. Eastwood 776 1912-06-29
United States of America, California, Shasta Co., Goose Valley, 40.923771 -121.652765
NY
3191497 L. S. Rose 41082 1941-04-08
United States of America, California, Mariposa Co., El Portal., 37.674651 -119.784061, 640m
NY
3191498 A. Eastwood 5475 1938-05-05
United States of America, California, Mariposa Co., 9 miles from Mariposa on road to Raymone.
NY
3191505 L. S. Rose 41238 1941-05-15
United States of America, California, Contra Costa Co., Summit of Mt. Diablo., 1189m
NY
3191511 A. Eastwood 4356 1915-04-00
United States of America, California, Mariposa Co., Cathey Valley.
NY
3191544 A. A. Heller 11798 1915-04-03
United States of America, California, Sutter Co., Summit of South Butte, Marysville Buttes, 610m
NY
3191503 A. Eastwood s.n. 1915-03-25
United States of America, California, Marin Co., Ross Valley
NY
3191522 B. Crampton 2452 1955-04-07
United States of America, California, Napa Co., At border with Solano and Yolo Counties, 7 miles west of Winters, 0.25 mile west of Recreation Beach of Putah Creek, Vaca Mountains, east facing slope of Cold Canyon.
NY
3191526 A. Eastwood 3844 1913-06-13
United States of America, California, Mendocino Co., Ukiah, 39.150171 -123.207783
NY
3191525 H. N. Mozingo 79-10 1979-03-13
United States of America, California, On Bridgeport road, 5.6 miles southwest of jct. with Rt. 49 at Sweetland., 335m
NY
3191554 A. Eastwood s.n. 1914-03-06
United States of America, California, Contra Costa Co., Redwood Canyon
NY
3191594 A. Eastwood s.n. 1910-06-23
United States of America, California, Mendocino Co., Lyons Valley.
NY
3191602 A. Eastwood 14161 1927-03-26
United States of America, California, El Dorado Co., Coloma, 38.799901 -120.890216
NY
3191604 A. Eastwood s.n. 1901-05-00
United States of America, California, Marin Co., Mill Valley.
NY
3191543 M. Armstrong 888
United States of America, California, Mendocino Co., 39.150171 -123.207783
NY
3191601 A. Eastwood 4343
United States of America, California, Nevada Co., 12 miles south of Grass Valley
NY
3191485 A. Eastwood s.n. 1902-05-21
United States of America, California, Mendocino Co., Strong Mt. near Calito
NY
3191523 B. Crampton 669 1952-03-09
United States of America, California, Fresno Co., About 9 miles northeast along Centerville Road to Watts Valley, just before crossing Fancher Creek., 244m
NY
3191598 C. D. Gibbes s.n. 1850-04-00
United States of America, California, Along the Calaveras River
BRY:V
BRYV0131573 George Helmkamp 18920 2012-05-05
U.S.A., California, Placer, Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River., 38.93388 -121.01972, 396m
BRY:V
BRYV0136339 George Helmkamp 18862 2012-04-27
U.S.A., California, El Dorado, Northern Sierra Nevada Mountains Foothills: Mosquito Road north of Placerville, at south side of the crossing of South Fork American River (Slate Mountain 7.5Õ Q.)., 38.77583 -120.74833, 401m
BRY:V
BRYV0159591 George Helmkamp 22826 2014-04-27
U.S.A., California, El Dorado, Sierra Nevada Mountains: Capps Crossing Road, 0.9 mile west of the bridge over Camp Creek (Old Iron Mountain 7.5Õ)., 38.64833 -120.41194, 1552m
BRY:V
BRYV0165008 M. Beyers 306 2010-04-03
U.S.A., California, Solano, Roadside, along Highway 128, just east of the Monticello Dam. In eastbound turnout adjacent to a deep trench., 38.51166 -122.10055, 123m
BRY:V
BRYV0167715 G. K. Helmkamp 13439 2008-05-15
U.S.A., California, El Dorado, Sierra Nevada Mountains: White Meadow Road, 0.1 mile west of its junction with Ice House Road, c. 1.3 miles up Ice House Road from US-50 (Riverton 7.5Õ)., 38.77444 -120.45694, 1055m
PUA
9213 J.L. Kraemer 1971-02-13
United States, California, Napa, Local landmark: Pope Valley. Chiles Valley Quad., 38.538333 -122.338333, 243m
PUA
46897 G.L. Clifton 1981-04-26
United States, California, Napa, Local landmark: Luhman Property -- Sage Canyo. Yountville Quad., 38.4895 -122.27975, 427m
PUA
46898 G.L. Clifton 1981-04-26
United States, California, Napa, Local landmark: Luhman Property -- Sage Canyo. Yountville Quad., 38.4895 -122.27975, 427m
PUA
3145 W.D. Sumner 1972-04-02
United States, California, Napa, Local landmark: Veterans Home. Yountville Quad., 38.388333 -122.373333, 91m
PUA
3146 N.L. Turner 1970-04-12
United States, California, Napa, Local landmark: Snell Valley. Aetna Springs Quad., 38.701667 -122.428333, 195m
PUA
2907 R.J. Rakestraw 1971-04-23
United States, California, Napa, Local landmark: Angwin. St. Helena Quad., 38.618333 -122.471667, 365m
PUA
35188 Gail Newton 1980-06-28
United States, California, Humboldt, Local landmark: Mad River Butte. Iaqua Buttes Quad., 40.708806 -123.767889, 1536m
PUA
31374 Bill Grummer 1979-03-25
United States, California, Napa, Local landmark: Bothe Napa Valley State Park. Calistoga Quad., 38.540472 -122.509194, 122m
PUA
2154 G.L. Clifton 1971-04-25
United States, California, Napa, Local landmark: Lake Berryessa. Walter Springs Quad., 38.63 -122.32, 243m
PUA
16116 G.L. Clifton 1975-04-07
United States, California, Butte, Local landmark: Mayaro. Pulga Quad., 39.818417 -121.423056, 442m
PUA
3141 L.D. Londagin 1971-05-17
United States, California, Napa, Local landmark: Conn Valley. St. Helena Quad., 38.503333 -122.378333, 106m
PUA
17078 Bill Grummer 1978-04-11
United States, California, Napa, Local landmark: Robert L. Stevenson Mem. Park. Detert Reservoir Quad., 38.651389 -122.585556, 822m
PUA
38935 Dwain Goforth 1980-04-23
United States, California, Siskiyou, Local landmark: 'salmon River. Salmon Mt Quad., 41.245056 -123.297417, 415m
PUA
62255 Joe Callizo 1984-04-03
United States, California, Napa, Local landmark: Dollarhide Road. Walter Springs Quad., 38.62825 -122.339083, 304m
PUA
6569 Gilbert Jerome Muth 1967-04-09
United States, California, Napa, Local landmark: Oat Hill. Detert Reservoir Quad., 38.683333 -122.51, 548m
PUA
59886 G.L. Clifton 1984-05-05
United States, California, Sonoma, Local landmark: Squaw Creek. The Geysers Quad., 38.837056 -122.830722, 621m
PUA
58288 G.L. Clifton 1983-06-10
United States, California, Lake, Local landmark: Alder Creek. The Geysers Quad., 38.823139 -122.773444, 1005m
PUA
2912 W.D. Sumner 1971-04-22
United States, California, Napa, Local landmark: Aetna Springs. Aetna Springs Quad., 38.666667 -122.491667, 262m
PUA
2801 Tina Sanchez 1970-03-27
United States, California, Napa, Local landmark: Pacific Union College. St. Helena Quad., 38.581667 -122.46, 548m
PUA
7705 D.R. Hardy 1972-04-24
United States, California, Napa, Local landmark: Angwin. St. Helena Quad., 38.57 -122.435, 530m
PUA
2911 W.D. Sumner 1971-04-11
United States, California, Napa, Local landmark: Aetna Springs. Aetna Springs Quad., 38.666667 -122.491667, 304m