UCR
UCR0099276 H.K. Sharsmith 5528 1965-06-23
United States, California, Colusa, N canyon slope overlooking Cook Springs, 39.26 -122.53, 549m
BRY:V
BRYV0172988 G. Ledyard Stebbins 7058 1970-07-17
U.S.A., California, Napa, South of Knoxville on Devilhead road. Three miles south of the junction with Berryessa-Knoxville Rd. (Exact location unknown. Coordinates estimated by label maker)., 38.79416 -122.35222, 463m
PUA
30810 Dibble And Griggs 1979-06-14
United States, California, Glenn, Local landmark: Black Diamond Ridge. Stonyford Quad., 39.410472 -122.620806, 975m
PUA
48167 H.K. Sharsmith 1953-07-01
United States, California, Colusa, Local landmark: Cooks Springs. Stonyford Quad., 39.256778 -122.528611, 457m
PUA
48298 G.L. Clifton 1981-06-23
United States, California, Napa, Local landmark: Devilhead Road. Knoxville Quad., 38.7955 -122.354917, 472m
PUA
30744 Dibble And Griggs 1979-07-09
United States, California, Glenn, Local landmark: Black Diamond Lookout. Stonyford Quad., 39.403944 -122.624722, 930m
PUA
30825 Dibble And Griggs 1979-07-12
United States, California, Lake, Local landmark: Rice Valley. Potato Hill Quad., 39.346194 -122.869139, 701m
PUA
30736 Dibble And Griggs 1979-07-12
United States, California, Lake, Local landmark: Rice Valley. Potato Hill Quad., 39.352306 -122.871639, 640m
PUA
47856 G.L. Clifton 1981-05-27
United States, California, Napa, Local landmark: Devilhead Creek. Knoxville Quad., 38.807889 -122.366139, 427m
PUA
48250 G.L. Clifton 1981-06-22
United States, California, Napa, Local landmark: Devilhead Road. Knoxville Quad., 38.792 -122.354778, 488m
DAV
DAV354836 Jake Ruygt 1863 1986-07-05
United States, California, Napa, Napa County: Devilhead Road near farm., 38.788725 -122.345963, 469m
DAV
DAV241937 Alison Colwell 23-057 2023-07-19
United States, California, Lake, BLM Snow Mountain Berryessa National Monument. Walker Ridge/Molok Luyuk. On Walker Ridge Road, at southern junction with Bartlett Springs Road, at Lake/Colusa County line., 39.066233 -122.485552, 796m
DAV
DAV239866 Alison Colwell 22-080 2022-05-23
United States, California, Napa, Bureau of Land Management Knoxville OHV area, Knoxville-Devilhead Road, 3 miles south of Morgan Valley Road in vicinity of Stebbins 7058 collection., 38.793926 -122.352525, 469m
DAV
DAV241936 Alison Colwell 23-062 2023-07-19
United States, California, Colusa, BLM Snow Mountain Berryessa National Monument. Walker Ridge/Molok Luyuk. On Walker Ridge Road, 2 km north of its southern intersection with Bartlett Springs Road., 39.075871 -122.481157, 877m
DAV
DAV354838 G. L. Stebbins 7058 1970-07-17
United States, California, Napa, Napa County: South of Knoxville on Devilhead road. Three miles south of the junction with Berryessa-Knoxville Rd. (Exact location unknown. Coordinates estimated by label maker.), 38.794167 -122.352222, 463m
DAV
DAV354837 Daniel Slakey 8 2011-06-11
United States, California, Lake, Lake County: Walker Ridge. About 9 km N of Hwy. 20 on Walker Ridge Rd. Near small road heading west from Walker Ridge Rd., 39.0668379863254 -122.484813800986, 807m
DAV
DAV358225 Ellen Dean 5638 2009-05-20
United States, California, Lake, Lake County: Walker Ridge. Along Walker Ridge Road, ca. 0.5 road mi N of intersection with road to Indian Valley Reservoir. Parking area, undeveloped roads, flats and slopes on W side of road., 39.0672594731338 -122.486394360946, 818m
DAV
DAV354835 Eric LoPresti s.n. 2016-06-23
United States, California, Lake, Lake Co.: McLaughlin Reserve. Weir., 38.86 -122.43
DAV
DAV358227 Ellen Dean 6237 2010-06-26
United States, California, Lake, Lake County: Cache Creek Wilderness area, southern edge of wilderness, accesssed via eastern forks of Rocky Creek Road and then via a private road owned by Stephen Gilardi (an area known as Brushy Sky High on some maps)., 38.930278 -122.471667, 809m
DAV
DAV358224 Ellen Dean 5734 2009-05-27
United States, California, Colusa, Colusa County: Walker Ridge. Along Walker Ridge Road. Til Jones Spring area on W side of road, ca. 6.5 road mi N of junction with Hwy 20. W side of road., 39.0754290996447 -122.483560590517, 864m
DAV
DAV354839 P. Rodriguez-Rojo s.n. 1997-07-25
United States, California, Colusa, Colusa County: Walker Ridge Rd., 39.04912 -122.46898, 890m
DAV
DAV354840 Helen K. Sharsmith 4159 1952-06-21
United States, California, Colusa, Colusa County: North canyon slope overlooking Cook Springs., 39.2626 -122.53228, 549m
DAV
DAV240575 Alison Colwell 22-111 2022-06-22
United States, California, Lake, Bureau of Land Management Berryessa Snow Mountain National Monument. Walker Ridge Road by meadow and seep., 39.12581 -122.493205, 886m
DAV
DAV358226 Ellen Dean 6008b 2010-05-12
United States, California, Lake, Lake County: southern part of Cache Creek Wilderness Area. Area is accessed via Morgan Valley Road and eastern forks of Rocky Creek Road. Permission granted to use private road to get to Wilderness boundary., 38.930556 -122.471111, 798m
IND
IND-0072636 Helen K. Sharsmith 4159 1952-06-21
United States, California, Colusa, North canyon slope overlooking Cook Springs, 39.260301 -122.53065, 549m
IND
IND-0072635 Helen K. Sharsmith 4162 1952-06-22
United States, California, Glenn, Summit of Black Diamond Ridge, Mendocino National Forest, 39.399395 -122.628817, 991m
OBI
OBI119907 Helen K. Sharsmith 4159 1952-06-21
United States, California, Colusa, Inner North Coast Ranges. North cyn slope overlooking Cook springs, 39.2626 -122.53228, 549m
PAC
PAC0088749 Freed W. Hoffman 2537 1948-06-28
United States, California, Glenn, Inner North Coast Ranges, Black Diamond Mountain, Mendocino National Forest, 914m
CalBG:RSA
H. L. Mason 14303 1952-06-19
United States, California, Glenn, Black Diamond Ridge, Mendocino National Forest, 39.417377 -122.62179, 823m
CalBG:RSA
Freed W. Hoffman 4262 1956-06-26
United States, California, Lake, Rice Creek
CalBG:RSA
H. K. Sharsmith 4159 1952-06-21
United States, California, Colusa, North canyon slope overlooking Cook Springs, 549m
CalBG:RSA
A. A. Heller s.n. 1902-08-02
United States, California, Lake, Near Hullville on the ridge between Eel River and Rice Creek.
Harvard:GH
00364920 C. M. Rogers 13265 1969-06-21
United States of America, California, Colusa County, Near Cooks Springs
Harvard:GH
00364921 H. K. Sharsmith 4159 1952-06-21
United States of America, California, Colusa County, North canyon slope overlooking Cook Springs, 549m
Harvard:GH
00364922 M. K. Curran 1884-07-00
United States of America, California, Lake County, Near Epperson's
Harvard:GH
00364923 H. L. Mason 14303 1952-06-19
United States of America, California, Glenn County, Black Diamond Ridge, Mendocino National Forest, 823m
Harvard:GH
00364924 A. A. Heller 6010 1902-08-02
United States of America, California, Lake County, Near Hullville on the ridge between Eel river and Rice creek
TAES
Helen K. Sharsmith 4159 1952-06-21
United States, California, Colusa
SD:Plants
SD00000446 Katherine Curran s.n. 1884-08-01
United States, California, Colusa, Epperson's, 39.16459 -122.43945