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Carl C. Marshall 147 1886-03-00
United States, California, Humboldt, Near Mad River.
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Carl C. Marshall 319 1886-06-00
United States, California, Humboldt, Trail E of Hoopa.
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Peter Warner; Sarah Gordon 198 2011-05-16
United States, California, Sonoma, McCullough Ranch, end of Cresta Rd. (off Mark West Spring Rd. at Mark West Lodge), Fern Trail along lower to mid-Mill Creek., 38.53711 -122.689065, 273m
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Lisa D. Hoover SRNF024 2012-06-07
United States, California, Trinity, Jones Ridge. From Hwy 36 to Rte 504 (Ruth Rd.) pass Ruth Guard Station. At Three Forks, take 27N02 onto Jones Ridge. Lost Creek Trail; 12W11., 40.12462 -123.18159, 1220m
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Dana York 3154 2013-04-10
United States, California, Shasta, Shasta-Trinity National Forest, W slope of North Gray Rocks, ca. 0.5 km E of Lake Shasta., 40.79739 -122.27633, 620m
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M. R. Mesler; Robin Bencie, K. A. Wayman, Sydney Carothers 883 2011-07-12
United States, California, Humboldt, Patterson Meadows, 41.057611 -123.494879, 1566m
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M. R. Mesler; L. Sloan, I. Zacher 1315 2012-07-13
United States, California, Del Norte, Near Wounded Knee Mtn, above FS rd 18N08, 41.89023 -123.71953, 1383m
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M. R. Mesler 1339 2012-07-26
United States, California, Del Norte, Near Wounded Knee Mtn, at the end of FS road 18N08, 41.88629 -123.71826, 1366m
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M. R. Mesler 1348 2012-07-26
United States, California, Del Norte, Near Wounded Knee Mtn, along FS road 18N08, 41.88787 -123.7155, 1319m
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M. R. Mesler 1384 2012-07-27
United States, California, Del Norte, Blue Ridge, FS road 16N02, 41.88132 -123.70408, 1466m
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M. R. Mesler; Robin Bencie, Ian Zacher 1549 2013-06-29
United States, California, Humboldt, Bret Hole. 1.1 km SW of Trinity Summit, 41.069 -123.4728, 1579m
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Thomas W. Nelson; Jane Nelson 7413 1983-06-12
United States, California, Humboldt, Along Kneeland Rd, ~ .5 mi. SE of junction with Maple Creek Rd., 40.744336 -123.959324, 671m
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Thomas W. Nelson; Jane Nelson 6838 1982-05-15
United States, California, Trinity, In and about Big Bar Campground, 40.736391 -123.250349, 457m
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Thomas W. Nelson; Jane Nelson 6837 1982-05-15
United States, California, Trinity, In and about Big Bar Campground, 40.736391 -123.250349, 457m
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Thomas W. Nelson; Jane Nelson 7407 1983-06-12
United States, California, Humboldt, Along Kneeland Rd, ~ .5 mi. SE of junction with Maple Creek Rd., 40.744336 -123.959324, 671m
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Thomas W. Nelson; Jane Nelson 6419 1981-04-16
United States, California, Colusa, Along Bartlet Springs-Bear Valley Rd, ~ 100 yds. from Bear Valley, 39.163001 -122.475568, 610m
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Thomas W. Nelson; Jane Nelson 6869 1982-05-15
United States, California, Shasta, Along Lewiston Turnpike, ~100 yds. from junction with State Route 299., 40.67123 -122.65909, 427m
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G.D. Barbe; T.C. Fuller, J.T. Howell 2706 1980-05-19
United States, California, Trinity, North of Weaverville on Hwy. 3, west of Clair Engle Lake at Bowerman Ride Rd, midway between Covington Mill and Trinity Center (~1.25 mi. S of Preacher Meadow Campground)., 40.6 -122.7333333, 884m
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Sydney Carothers 204 1997-04-24
United States, California, Del Norte, Six Rivers National Forest; roadstop off Hwy. 199; north of Gasquet, south of Patricks Creek, 41.846186 -123.91564
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T. Leskiw 47 1995-05-02
United States, California, Trinity, Six Rivers National Forest; Route 4 to Forest Service Rd. 6N29C, vicinity of Ziegler Pt. and Happy Camp Mtn. in old Hawkins Timber Sale, 40.894863 -123.502911, 732m
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Sydney Carothers 200 1998-06-10
United States, California, Trinity, Six Rivers National Forest; Mad River District, 40.13389 -123.374989, 640m
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C. Reynolds 32 2015-04-12
United States, California, Humboldt, Along Freshwater Beach, north of the Kuchel Visitor Center, 41.2876 -124.0915, 2m
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Monica Rodriquiez; William A. Worley 17 2015-03-21
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Rudolf W. Becking sn 2000-05-05
United States, California, Del Norte, Gasquet; Hwy. 199, milepost 17.9, Darlingtonia bog, USFS Trail, 41.850184 -123.907909, 274m
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Rudolf W. Becking sn 1999-07-26
United States, California, Del Norte, Gasquet; Darlingtonia Bog Trail; Highway 199, milepost 17.9., 41.850184 -123.907909
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Thomas W. Nelson; Jane Nelson 6840 1982-05-15
United States, California, Trinity, In and about Big Bar Campground, 40.736391 -123.250349, 457m
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Thomas W. Nelson; Jane Nelson 6471 1981-05-03
United States, California, Mendocino, Along State Route 101 at summit, at head of Rattlesnake Creek north of Laytonville, 39.789778 -123.540738, 518m
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Thomas W. Nelson; Jane Nelson 7011 1982-05-31
United States, California, Trinity, Along State Route 299 at Buckhorn Summit, at Shasta-Trinity County line., 40.632162 -122.737649, 976m
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Aaron Peek sn 2017-09-23
United States, California, Humboldt, Arcata Marsh, along trail near Interpretive Center parking lot., 40.858356 -124.090579
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H.E. Parks; S.T. Parks 24253 1943-08-00
United States, California, Del Norte, Smith River, Dalingtonia., 41.83693314 -123.9404831, 152m
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H.E. Parks 1082 1931-06-00
United States, California, Humboldt, Kneeland, 40.761242 -123.994778
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James Faro 25 1962-04-18
United States, California, Sonoma, About 4.5 mi. N of Guerneville on the Old Cazadero Rd.
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S.J. Hawks 74 1965-05-18
United States, California, Humboldt, Clam Beach., 41.006781 -124.107654
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R.C. Hoover 57 1965-05-18
United States, California, Humboldt, Clam Beach, 40.992385 -124.108982
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N.D. Dennis 63 1965-05-10
United States, California, Humboldt, 2nd and T St, Eureka, 40.80636 -124.15147
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R.C. Sanford 8 1965-04-30
United States, California, Shasta, 10 mi. E of Redding on Hwy. 299., 40.677934 -122.163795, 244m
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Norman H. Moe sn 1962-05-03
United States, California, Humboldt, Lanpheres Place, 40.90038 -124.13877
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H.E. Parks 798 1930-05-24
United States, California, Humboldt, Little River Lagoon, 41.028166 -124.112067
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J.P. Tracy 2451 1906-05-13
United States, California, Humboldt, Humboldt Bay, Ocean Beach
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Francis Winter sn 1960-05-14
United States, California, Humboldt, Samoa Peninsula
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D.B. Bader 17 1963-04-01
United States, California, Humboldt, Second of the Clam Beach lagoons, W of Hwy. 101, 41.0029 -124.11152
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J.W. Johnson 1298 1962-04-29
United States, California, Humboldt, W.M. Lanphere Farm, Samoa Peninsula, Arcata., 40.890412 -124.14194
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J.W. Johnson 1326 1962-05-06
United States, California, Humboldt, W.M. Lanphere Farm, Samoa Peninsula., 40.890412 -124.14194
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S.J. Moore 21 1965-05-01
United States, California, Humboldt, Gold Beach, dunes near lake., 41.381203 -124.067874
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J.W. Johnson 1259 1962-04-18
United States, California, Humboldt, Between the mouth the Mad River and the Hunt Farm, Samoa Peninsula.
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R.E. Hafenfeld 45 1965-05-09
United States, California, Humboldt, 1/4 mi. N of Squashan Cr. near Gold Bluff Beach Rd., 41.38819 -124.06923
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H.E. Parks; S.T. Parks 5957 1937-06-00
United States, California, Del Norte, Elk Camp Ridge, 41.863872 -123.915928, 457m
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D.E. Anderson 3574 1965-05-01
United States, California, Humboldt, Along Bluff Creek Rd, about 2.5 mi. from its junction with Hwy. 96., 41.2504728 -123.7166152
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D.E. Anderson 2203 1962-05-01
United States, California, Humboldt, 1 mi. W of Hoopa, 41.06965 -123.70605
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J.P. Tracy 2593 1907-07-20
United States, California, Humboldt, Near Samoa, 40.8176 -124.1841
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L.S. Rose 69059 1969-06-25
United States, California, Nevada, 5 mi. N of 7 Mile House, N slopes of Harmony Ridge, 39.289168 -120.961813, 1067m
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Lincoln Constance 757 1934-05-31
United States, California, Humboldt, South Fork of the Eel River, Bull Creek Flat, along Bull Creek.
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Lincoln Constance 633 1934-05-24
United States, California, Humboldt, S Fork Eel River, bordering lower Look Prairie on E. side, 122m
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D.E. Anderson 2434 1963-05-12
United States, California, Trinity, Near area where New River joins the Trinity River, 8 mi. E of Salyer., 40.881612 -123.432623
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Gary J. Stebbins 70 1970-04-18
United States, California, Humboldt, Along road to Samoa 1.1 mi. S of Mad River slough bridge, 40.853 -124.1635
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Cherry Kline 45 1971-05-31
United States, California, Humboldt, 1.5 mi. NW of Petrolia on side of Mattole Rd., 40.338216 -124.299998
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J.V. Lenz sn 1946-04-20
United States, California, Sacramento, West Sacramento
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Frances Oldridge sn 1946-00-00
United States, California, Humboldt, Willow Creek, 40.9396 -123.6312
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H.E. Parks; J.P. Tracy 11237 1935-06-01
United States, California, Del Norte, Near Gasquet, N side of Middle Fork of Smith River on Old Gasquet Toll Rd., 41.8543 -123.9118, 427m
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J.V. Lenz sn 1946-04-23
United States, California, Amador, Cosumnes River, 38.556338 -120.829064
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Richard Spjut 1859 1971-05-07
United States, California, Humboldt, 2-4 mi. up Three creeks Rd, W of Willow Creek, 40.786854 -123.656366, 457m
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D.E. Anderson 3561 1965-05-01
United States, California, Humboldt, Along Hwy. 96, 1.9 mi. N of Willow Creek, 40.955 -123.64312
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J.O. Sawyer 2626B 1970-05-08
United States, California, Trinity, 5 mi. SW of Primitive Area, E Fork of New River, 40.988409 -123.312792, 610m
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J.O. Sawyer 2283 1970-06-24
United States, California, Humboldt, Salmon Mt, W of Mill Creek Lake, 41.124393 -123.497849, 1677m
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D.E. Anderson; D. Santana, J. Lackey 5229 1971-07-15
United States, California, Trinity, 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia., 40.3922 -123.5152
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Thomas W. Nelson 700 1972-11-02
United States, California, Humboldt, Hwy. 36, 5 mi. W of Dinsmore., 40.465328 -123.656757
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Clifton Raymond Chesbrough 89 1973-06-19
United States, California, Humboldt, 0.5 mi. S of Trinidad along the coast, 41.056723 -124.134573
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J.P. Smith 6001 1973-04-07
United States, California, Trinity, New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River., 40.84989 -123.47989, 244m
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Clifton Raymond Chesbrough 70 1973-06-19
United States, California, Humboldt, 0.25 mi. from Harris and T St. on U St., 40.788154 -124.149005
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D.H. Norris; S. Dowty, Thomas W. Nelson 19472 1971-06-23
United States, California, Modoc, Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299, 41.3006 -120.8518
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Frederick W. Oettinger 1136 b. 1969-08-01
United States, California, Siskiyou, Between English Lake and Wire Grass Meadow, 41.419135 -123.204202, 1677m
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Melinda F. Denton 2870 1973-06-28
United States, California, Del Norte, Base of Crazy Peak on Hwy. 196, 12.7 mi. S of intersection of 196 and Dunn Creek Rd., 41.92272 -123.58357, 1451m
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Melinda F. Denton 2440 1973-06-20
United States, Oregon, Josephine, 15.7-17 mi. W of Selma on Illinois River Rd. (rd. 3504), 3.7 mi. W of intersection 3504 and 374., 42.2890781 -123.8119912, 750m
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Linda M. Barker 194 1974-05-12
United States, California, Del Norte, E bank of N Fork of the Smith River upstream from the confluence with Stony Creek, 41.863618 -123.962561, 244m
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Thomas W. Nelson 1346 1974-05-30
United States, California, Humboldt, Along Hoopa-Redwood Valley Rd., 41.016516 -123.742885
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Paul Dryden 206 1975-05-24
United States, California, Humboldt, Samoa Dunes, across from the boat landing., 40.76541 -124.22218
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Paul Dryden 207 1975-05-24
United States, California, Humboldt, Samoa Dunes, across from the boat landing., 40.76541 -124.22218
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Lon Hall 383 1975-05-24
United States, California, Humboldt, Samoa Dunes, off Samoa Blvd, across from the boat landing, 40.773529 -124.215731
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Chirs Busik; P.K. Sather sn 1974-05-09
United States, California, Humboldt, Clam Beach County Park at the mouth of Strawberry Creek., 40.994248 -124.114903
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Dryden 189 1975-05-17
United States, California, Trinity, W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut, 40.459348 -123.166175, 770m
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Thomas W. Nelson 1817 1975-05-17
United States, California, Trinity, Across the Trinity River from Douglas City, 40.643243 -122.94943
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Thomas W. Nelson 1818 1975-05-17
United States, California, Trinity, Across the Trinity River from Douglas City, 40.643243 -122.94943
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Pamela Bruce 25 1975-05-16
United States, California, Trinity, Humboldt Meridian. Trails above the Trinity River at Grays Fall Campground., 40.849504 -123.48422, 310m
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Brent Whitely 121 1975-07-01
United States, California, Siskiyou, 41.532055 -123.483604, 671m
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Thomas W. Nelson; James Nelson 2626 1976-05-30
United States, California, Humboldt, McKeown Ranch, N of Dinsmore., 40.515569 -123.61705
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Thomas W. Nelson; James Nelson 2508 1976-05-23
United States, California, Trinity, At Browns Canyon Campground, 40.406182 -123.520244
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Thomas W. Nelson; Jane P. Nelson 2509 1976-05-23
United States, California, Trinity, Browns Canyon Campground., 40.406182 -123.520244
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Thomas W. Nelson 2688 1976-06-10
United States, California, Trinity, Along road 6E42, 40.367308 -123.534798
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Gary S. Lester 1084 1976-05-15
United States, California, Mendocino, Fox Creek, from the mouth to 1 mi. up stream., 39.74524 -123.612223, 427m
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Linda M. Barker 1489 1976-05-13
United States, California, Humboldt, 3 mi. W of Arcata., 40.883693 -124.148922
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D.E. Anderson; J.P. Smith sn 1971-07-06
United States, California, Humboldt, Horse Mtn., 40.865037 -123.732083
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D.E. Anderson; J.P. Smith J-1328 1971-07-06
United States, California, Humboldt, 1.0 mi. W of Pine Ridge Summit, 6 mi. E of junction with Redwood Valley Rd., 40.986188 -123.793568
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J.P. Smith 6517 1973-05-05
United States, California, Siskiyou, Along Cook and Green Pass Rd., 41.909349 -123.149313
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J.P. Smith 6756 1973-05-13
United States, California, Del Norte, Stony Creek bog near Gasquet., 41.8609 -123.9622, 183m
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Linda M. Barker 1409 1976-04-30
United States, California, Humboldt, 3 mi. W of Arcata, 40.883693 -124.148922
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Linda M. Barker 1560 1976-06-01
United States, California, Humboldt, Lanphere-Christensen Dunes, 3 mi. W of Arcata., 40.883693 -124.148922
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Sue Sweet 19 1977-05-01
United States, California, Mendocino, 4.2 mi. E on Bell Springs Rd. off Hwy. 101, 39.855055 -123.559671, 915m
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Sue Sweet 58 1977-05-21
United States, California, Trinity, Eagle Creek Campground, 41.151458 -122.670586, 851m
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Rich White 61 1977-05-21
United States, California, Trinity, Eagle Creek Campground, 41.151458 -122.670586, 851m
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J.O. Sawyer; Ken Stillman 2745 1976-05-29
United States, California, Siskiyou, Along Specimen Creek, 41.358561 -123.155225, 915m