HSC
Carl C. Marshall 446 1887-06-00
United States, California, Humboldt, Throughout Humboldt County.
HSC
Carl C. Marshall 73 1885-05-00
United States, California, Humboldt, Dry soils, roadsides, etc.
HSC
Carl C. Marshall 398 1887-04-00
United States, California, Humboldt, Fields, etc.
HSC
Carl C. Marshall 227 1886-05-00
United States, California, Humboldt, Near H. and S to mill E of Arcata.
HSC
Carl C. Marshall 10 1886-06-00
United States, California, Humboldt, S Fork Mtn. near summit.
HSC
J.P. Smith 12,660 2009-08-22
United States, California, Siskiyou, Near bridge over East Fork of the Scott River., 41.30998 -122.76769, 1006m
HSC
Miss Handy 338 1886-06-00
United States, California, Humboldt, Dry hills, Maple Cr.
HSC
Lisa Hoover 102 1995-04-19
United States, California, Del Norte, Six Rivers National Forest; Hwy. 101 past Crescent City to Rowdy Creek, 20.6 mi. to hairpin turn on Wimer Rd., 41.928318 -124.143402
HSC
A. Thoele 114 1995-05-15
United States, California, Del Norte, Hwy. 101 to town of Smith River; Rowdy Creek Rd. east after crosses 101, take Low Divide Rd. 3.5 mi, bear left 2 mi., 41.908868 -124.035097, 518m
HSC
Dana York 3051 2011-08-12
United States, California, Siskiyou, Klamath National Forest, Marble Mountain ridge, 41.56762 -123.21011, 2058m
HSC
J.P. Smith; J.O. Sawyer, R.J. Cole 13001 2010-07-11
United States, California, Siskiyou, Along Gazelle-Callahan Road. Klamath National Forest, 41.411 -122.603, 1708m
HSC
J.P. Smith; J.O. Sawyer 12843 2010-05-07
United States, California, Shasta, Along Fenders Ferry Rd. at bridge across the Sacramento River., 40.938 -122.418, 339m
HSC
J.P. Smith; J.O. Sawyer 12863 2010-05-08
United States, California, Humboldt, Lawn and parking lot adjacent to the Dinsmore Airport, 40.491 -123.593, 733m
HSC
J.P. Smith; J.O. Sawyer 12797 2010-05-02
United States, California, Siskiyou, River access road, on the Salmon River., 41.37924 -123.46364, 164m
HSC
J.P. Smith; J.O. Sawyer 12803 2010-05-02
United States, California, Siskiyou, Oak Bottom River Access Road, 41.37458 -123.45477, 175m
HSC
M. R. Mesler; Robin Bencie, K. A. Wayman, Sydney Carothers 949 2011-07-13
United States, California, Humboldt, Along trail from Rustic Camp to Patterson Meadows, 41.06015 -123.495661, 1534m
HSC
M. R. Mesler; Robin Bencie, K. A. Wayman 968 2011-08-02
United States, California, Humboldt, Crogan Rocks, ~.25 mi. east of Crogan Hole, 41.08184 -123.46431, 1759m
HSC
M. R. Mesler; Robin Bencie, K. A. Wayman 992 2011-08-02
United States, California, Humboldt, Crogan Rocks, ~.25 mi. east of Crogan Hole, 41.08184 -123.46431, 1759m
HSC
M. R. Mesler; Robin Bencie, K. A. Wayman 1034 2011-08-02
United States, California, Humboldt, Crogan Rocks, ~.25 mi. east of Crogan Hole, 41.08184 -123.46431, 1759m
HSC
M. R. Mesler; L. Sloan, I. Zacher 1232 2012-07-12
United States, California, Del Norte, Ridge between Broken Rib Mtn and Wounded Knee Mtn, 41.88212 -123.69979, 1555m
HSC
M. R. Mesler; L. Sloan, I. Zacher 1277 2012-07-13
United States, California, Del Norte, Ridge between Broken Rib Mtn and Wounded Knee Mtn, 41.88132 -123.70408, 1470m
HSC
M. R. Mesler 1329 2012-07-26
United States, California, Del Norte, Near Wounded Knee Mtn, at the end of FS road 18N08, 41.88629 -123.71826, 1366m
HSC
M. R. Mesler 1364 2012-07-26
United States, California, Del Norte, Near Wounded Knee Mtn, along FS road 18N08, 41.88787 -123.7155, 1319m
HSC
M. R. Mesler 1383 2012-07-27
United States, California, Del Norte, Blue Ridge, FS road 16N02, 41.88132 -123.70408, 1466m
HSC
M. R. Mesler; Sydney Carothers, Ian Zacher 1428 2012-08-08
United States, California, Del Norte, Near Ship Mountain Lake, 41.88132 -123.70408, 1463m
HSC
M. R. Mesler; Sydney Carothers, Ian Zacher 1432 2012-08-09
United States, California, Del Norte, Ship Mountain, summit of Brother no. 3, 41.73552 -123.79274
HSC
M. R. Mesler; Robin Bencie, Ian Zacher 1535 2013-06-29
United States, California, Humboldt, Bret Hole. 1.1 km SW of Trinity Summit, 41.069 -123.4728, 1579m
HSC
M. Mesler; Carol Wilson 825 2010-06-18
United States, California, Humboldt, Hwy 36, near mile marker 32.53, 40.455975 -123.695133, 771m
HSC
M. Mesler 818 2010-05-30
United States, California, Humboldt, Rd from Hwy 3 to Wildwood, near Gemmill Gulch, 40.432394 -123.056426, 1003m
HSC
Dana York 3088 2011-09-08
United States, California, Siskiyou, Klamath National Forest, slopes of Kings Castle, 41.61475 -123.22112, 2175m
HSC
Sydney Carothers SRNF sn 2012-07-25
United States, California, Trinity, Six Rivers National Forest,Mad River Ranger District, Black Lassic Quad, Black Lassic Campground., 40.3406 -123.54481, 1220m
HSC
HSC230410 Lisa D. Hoover SRNF sn 2013-05-16
United States, California, Del Norte, Six Rivers National Forest, High Divide Quad, Six Rivers National Recreation Area, Stone Corral, SW side of Wimer Road (County Rd. 305)., 41.93184 -124.01308, 610m
HSC
Lisa D. Hoover SRNF sn 2012-07-25
United States, California, Trinity, Six Rivers National Forest, Mad River Ranger District, Black Lassic Quad, Lassic Botanic and Geologic Area, 40.39134 -123.48272
HSC
T.C. Fuller 8745 1962-05-18
United States, California, Siskiyou, Little Shasta Rd, 5 mi. E of Montague., 41.711389 -122.430833
HSC
HSC230414 Thomas W. Nelson; Jane Nelson 8736A 1989-06-13
United States, California, Del Norte, East side of bridge over Smith River, at mouth of South Fork of Smith River, 41.79762 -124.05329, 76m
HSC
HSC230415 Thomas W. Nelson; Jane Nelson 8981 1987-05-24
United States, California, Del Norte, Along Road 305 (Low Divide Road), 6 mi. N of junction with North Bank Rd., 41.88663 -124.0697, 640m
HSC
Thomas W. Nelson; Jane Nelson 8488 1987-05-24
United States, California, Del Norte, Along Road 305 (Low Divide Road), 6 mi. N of junction with North Bank Rd., 41.90985 -124.05084, 640m
HSC
G. Leisten sn 1976-07-08
United States, California, Del Norte, Behind Chimney Rock, 41.6055186 -123.7088545
HSC
Susan Erwin 100 2012-06-27
United States, California, Trinity, Hayfork Ranger District, Forest Service Road 30N57, 40.398713 -123.232733, 1000m
HSC
Susan Erwin 101 2012-06-25
United States, California, Trinity, Hayfork Ranger District, Forest Service Road 1S39A near Forest Glen Guard Station, 40.375926 -123.294406, 854m
HSC
HSC230421 Maralyn A. Renner; G. Duebendorfer 2844 1983-06-15
United States, California, Del Norte, Slopes east of Wimer Road near BM 2186, 41.95288 -124.01238, 610m
HSC
HSC230433 Maralyn A. Renner; L. Witherspoon 2848 1983-06-15
United States, California, Del Norte, Hole-in-the-Ground Mine Rd, on slopes on both sides of the road and in roadcut, 41.95288 -124.01238, 610m
HSC
HSC230420 Maralyn A. Renner; Diane Reed 2850 1983-06-16
United States, California, Del Norte, Pine Flat Mtn, 41.96592 -123.98991, 762m
HSC
HSC230432 Maralyn A. Renner; S. Georgantes 2852 1983-06-16
United States, California, Del Norte, East slopes of Pine Flat Mtn, 41.96592 -123.98991, 549m
HSC
Maralyn A. Renner; G. Duebendorfer
United States, Oregon, Josephine, detailed locality information protected
HSC
HSC230431 Maralyn A. Renner; Ken Berg 2868 1983-06-19
United States, California, Del Norte, French Hill Rd ca. 0.3 - 0.4 miles from Hwy 199, 41.84116 -124.00573, 137m
HSC
Maralyn A. Renner; L. Witherspoon 2884 1983-06-20
United States, California, Del Norte, Lower Coon Mtn. along FS 17N07, 41.777258 -123.936431, 759m
HSC
HSC230430 Maralyn A. Renner; L. Philbrick 2897 1983-06-28
United States, California, Del Norte, SW of Judy Mine, north of Peridotite Canyon, 41.91548 -123.99438, 579m
HSC
HSC230429 Maralyn A. Renner 2901 1983-06-29
United States, California, Del Norte, Ridge between N. Fork Smith River and Diamond Creek, ca. 1 mile north of Prospect Mine near BM 2764, 41.96485 -123.90549, 823m
HSC
HSC230428 Maralyn A. Renner; S. Georgantes 2904 1983-06-29
United States, California, Del Norte, Ridge between N. Fork Smith River and Diamond Creek, ca. 1 mile north of Prospect Mine near BM 2764, 41.96485 -123.90549, 823m
HSC
HSC230427 Maralyn A. Renner; L. Witherspoon 2908 1983-06-30
United States, California, Del Norte, Gasquet Toll Rd, ca. 1/4 mile from junction w/ Gasquet Rd, 41.84715 -123.95765, 165m
HSC
HSC230426 Maralyn A. Renner; Diane Reed 2909 1983-06-30
United States, California, Del Norte, Gasquet Toll Rd, ca. 3.1 miles from junction w/ Gasquet Rd, 41.84715 -123.95765, 412m
HSC
HSC230424 Maralyn A. Renner; L. Philbrick 2912 1983-06-30
United States, California, Del Norte, SE of Prospect Mine turnoff, south of main road, 41.9228827 -123.9710034, 823m
HSC
HSC230450 Maralyn A. Renner; S. Goergantes 2928 1983-07-06
United States, California, Del Norte, High Plateau Mtn, 41.91802 -123.92258, 1006m
HSC
HSC230440 Maralyn A. Renner; L. Philbrick 2932 1983-07-07
United States, California, Del Norte, High Plateau Mtn, SW of the old lookout, 41.91569 -123.9469, 991m
HSC
M. R. Mesler; C. Wilson 825 2010-06-18
United States, California, Humboldt, Along Hwy 36 near pmm 32.53, 40.455975 -123.695133, 771m
HSC
M.R. Mesler; Kjirsten Wayman, Robin Bencie 854 2011-06-23
United States, California, Trinity, Zenia-Kettenpom Rd, north of Hoagin-Zenia school, 40.189021 -123.467812, 1006m
HSC
M.R. Mesler; Kjirsten Wayman, Robin Bencie 855 2011-06-23
United States, California, Trinity, Peak Rd near Kettenpom, 40.152825 -123.464628, 1067m
HSC
M.R. Mesler; Carol Wilson 856 2011-07-03
United States, California, Del Norte, Near Sanger Lake on FS 4803 about 10 miles from Waldo Rd, 41.964877 -123.651856, 1258m
HSC
M.R. Mesler; Carol Wilson 1178 2012-05-19
United States, Oregon, Josephine, Near OBrien. Lone Mtn Rd, c. 2.3 mi SW of town, just beyond end paved road, 42.0524 -123.739904, 457m
HSC
HSC230406 M. R. Mesler; Sydney Carothers, Ian Zacher 1462 2012-08-09
United States, California, Del Norte, Near Gasquet Mountain, FS road 17N49, 41.87204 -123.99101, 655m
HSC
HSC230408 M. R. Mesler; Sydney Carothers, Ian Zacher 1463 2012-08-09
United States, California, Del Norte, Near Low Divide, county road 305, 41.98356 -123.97591, 575m
HSC
M. R. Mesler; Sydney Carothers 1482 2013-06-03
United States, California, Humboldt, Near Orleans, ca. 0.6 miles west of NR 15 on FS rd 12N20, 41.360922 -123.555742, 790m
HSC
M. R. Mesler 1483 2013-06-09
United States, California, Trinity, Near Zenia Guard Station. Rd 3S68 (off 3S18)., 40.194319 -123.44783
HSC
HSC230407 M. R. Mesler 1485 2013-06-16
United States, California, Del Norte, French Hill Rd area, 41.823 -123.99001, 561m
HSC
HSC230405 M. R. Mesler 1487 2013-06-16
United States, California, Del Norte, French Hill Rd (Rd 411), about 1 mile south of Hwy 199, 41.83798 -124.00587, 186m
HSC
M.R. Mesler; Carol Wilson 1626 2013-07-16
United States, California, Lassen, Forest service road 31N25 on north edge of impoundment on Pine Creek, 40.538737 -121.149069, 1930m
HSC
M.R. Mesler 1633 2014-06-04
United States, California, Humboldt, Burr Valley Road near Dinsmore, 40.469162 -123.643637, 1014m
HSC
M.R. Mesler 1634 2014-06-04
United States, California, Humboldt, Burr Valley Road near Dinsmore, 40.464864 -123.632537, 1012m
HSC
M.R. Mesler 1635 2014-06-04
United States, California, Humboldt, Burr Valley Road near Dinsmore, 40.469162 -123.643637, 1049m
HSC
M.R. Mesler 1636 2014-06-04
United States, California, Humboldt, Burr Valley Road near Dinsmore, 40.464864 -123.632537, 1117m
HSC
M.R. Mesler 1637 2014-06-06
United States, California, Siskiyou, Elk Creek Rd (16N05) near Happy Camp, 41.78115 -123.387661, 500m
HSC
M.S. Taylor 2916 1980-06-17
United States, California, Trinity, About 4 mi. S of Wildwood; on N side of Forest Service Rd 29N36A, ~0.5 mi. W of its junction with FS Rd. 29N43, 40.336667 -123.073056, 1220m
HSC
Lisa Hoover 121 1995-04-19
United States, California, Del Norte, Six Rivers National Forest; Hwy. 101 past Crescent City to Rowdy Creek, 20.6 mi. to hairpin turn on Wimer Rd., 41.985278 -171.947727
HSC
HSC230439 John McRae 208 1995-05-05
United States, California, Del Norte, Six Rivers National Forest; north side of County Rd. 411, in vicinity of Humboldt Flat, 41.826374 -123.993427, 518m
HSC
HSC230423 S. Carothers sn 2002-00-00
United States, California, Del Norte, Six Rivers National Forest; 12.75 mi. from jct. with Hwy. 199 on Low Divide Road, ridgetop in severe burn area (Biscuit Fire), 41.9238618 -124.0085519, 610m
HSC
S. Carothers sn 2001-06-20
United States, California, Humboldt, Six Rivers National Forest; Lassics Botanical Area, below Rd. 1S11, 40.326138 -123.526546, 1579m
HSC
Dana York 3067 2011-08-13
United States, California, Siskiyou, Klamath National Forest, Marble Mountain Wilderness, 230 m W-SW of Black Marble Mountain, 41.57664 -123.20653, 2220m
HSC
Greg OConnell sn 2013-06-27
United States, California, Humboldt, Summit of Mt. Andy, 40.739207 -123.79067, 1159m
HSC
M.R. Mesler; Carol Wilson 1649 2016-05-08
United States, California, Humboldt, 1017m
HSC
M.R. Mesler 1650 2016-05-17
United States, California, Mendocino, 1006m
HSC
M.R. Mesler 1651 2016-05-17
United States, California, Mendocino, 843m
HSC
M.R. Mesler; C. Wilson 1652 2016-05-28
United States, California, Trinity, 854m
HSC
M.R. Mesler; C. Wilson 1653 2016-05-28
United States, California, Trinity, Near Post Mtn. Intersection of county roads 353 & 354, 1061m
HSC
M.R. Mesler; C. Wilson 1654 2016-05-28
United States, California, Trinity, Near Forest Glen. Rd 353 at old stone bridge across Post Creek, 40.392065 -123.276038, 913m
HSC
M.R. Mesler 1664 2017-05-21
United States, California, Mendocino, Poonkinney Rd, 5.8 mi from intersection with Hwy 162, 39.73315 -123.306462
HSC
Thomas W. Nelson; Sydney Carothers 9334 2005-05-29
United States, California, Del Norte, Along County Rd. 305 at milepost 12.31 [12.31 mi. from junction with North Bank Rd.], 41.9157 -124.025537, 645m
HSC
Thomas W. Nelson; Sydney Carothers 9337 2005-05-29
United States, California, Del Norte, Along County Rd. 305 where Pine Flat Mountain crosses the road, 41.994794 -123.993977, 738m
HSC
Peter Sorensen sn 1976-06-02
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
HSC
Peter Sorensen sn 1976-06-19
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
HSC
Peter Sorensen sn 1976-06-04
United States, California, Humboldt, North Spit, 40.78526 -124.208265
HSC
Peter Sorensen sn 1976-06-11
United States, California, Humboldt, King Salmon, 40.739456 -124.219144
HSC
Peter Sorensen sn 1976-07-11
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
HSC
Peter Sorensen sn 1976-06-04
United States, California, Humboldt, North Spit, 40.78526 -124.208265
HSC
Peter Sorensen sn 1976-06-02
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
HSC
Peter Sorensen sn 1976-06-19
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
HSC
L.J. Heflin 20 1984-09-20
United States, California, Humboldt, Arcata Marsh and Wildlife Sanctuary, Hauser Marsh, 40.858302 -124.096658
HSC
Thomas W. Nelson; Sydney Carothers 9367 2005-07-02
United States, California, Humboldt, Along Swayback Ridge Road, at gate off Forest Service Rd. 1N08, 39.913791 -123.580176, 1380m
HSC
D. La Conte 23 1970-10-11
United States, Oregon, Josephine, Illinois River State Park, 3 mi. S of Cave Junction along Hwy. 199 along bank of river where it passes picnic grounds, 42.1609164 -123.6543533
HSC
Richard Spjut 467 1970-07-17
United States, California, Siskiyou, Just off Hwy. 89 at the W end of McCloud, 41.259906 -122.148461, 1220m