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J.P. Smith; & J.O. Sawyer 12,830 2010-05-07
United States, California, Shasta, Shasta-Trinity National Forest. Rd. S of Sims Flat Guard Station on 37N16., 41.052 -122.382, 521m
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Carl C. Marshall 384 1887-04-00
United States, California, Humboldt, Hoopa Valley., 41.066985 -123.68633
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J.P. Smith; R.J. Cole 13,826 2014-04-18
United States, California, Trinity, Roadside along Eagle Creek Loop., 41.129 -122.7014, 814m
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R.A. Rasp 27 1964-04-05
United States, California, Humboldt, 3 mi. past Willow Creek on Willow Creek Rd., 40.9019 -123.61018
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R.E. Thill 34 1965-05-15
United States, California, Trinity, 30 mi. E of Salyer on Hwy. 299
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S.J. Hawks 67 1965-05-08
United States, California, Tehama, 15 mi. E of Redbluff on Hwy. 36, 40.31586 -122.05656
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D.M. Patten sn 1964-03-25
United States, California, Lake, 5 mi. NW of Lakeport on Hidden Lake Rd., 39.10975 -122.91032, 427m
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Eugene Andreuccetti 16 1964-04-11
United States, California, Lake, 1 mi. E of Clearlake Oaks, on Hwy. 20, 39.01327 -122.634176
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Unknown sn 1957-08-25
United States, California, Tulare, Sequoia National Park
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John L. Heywood; D.H. Norris 1778
United States, California, Trinity, Hwy. 299, 6.8 mi. E of Humboldt Co. line, 40.862309 -123.50663
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T.F. Newman 656 1965-04-06
United States, California, Lake, N shore of Clear Lake.
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Greg Bos 21 1963-03-03
United States, California, Napa, W slope of [Lake] Berryesa, Spanish Flat area., 38.535048 -122.22477, 152m
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B. Fulmer 39 1963-04-11
United States, California, Mariposa, Exchequer Rd, 25 mi. SE of Merced.
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J.F. Knezevich 177 1967-06-02
United States, California, Shasta, 1.5 mi. from the Shasta Dam spillway., 366m
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J.R. Eichelberger 31 1964-04-10
United States, California, Humboldt, 7 mi. N of Willow Creek on Hwy. 96., 41.01002 -123.64237
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B. MacLeod; B. MacLeod 74 1968-04-30
United States, California, San Diego, 2 mi. E of Jct. of Hwy. 51 and 79., 1524m
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C.B. Wolf 1154 1927-08-27
United States, California, Siskiyou, On Klamath River 1 mile above the mouth of the Salmon River., 41.3935 -123.4969
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Doris K. Kildale 1909 1926-05-02
United States, California, Humboldt, Willow Creek, 40.9462 -123.6336
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G. Strausbaugh 130 1970-06-00
United States, California, Shasta, Whiskeytown Rd.. 0.7 mi. from Hwy. 299 W., 40.6441 -122.5572, 381m
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J.O. Sawyer 2507A 1970-04-18
United States, California, Trinity, Slopes above New River at its junction with the Trinity River., 40.848 -123.478, 244m
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J.P. Smith; J.O. Sawyer 5175 1972-04-01
United States, California, Lake, Wuntun Campground, 39.10046 -122.49859
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J.P. Smith 6020 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., 40.8499 -123.4799, 244m
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Carl W. Mize 28 1972-06-08
United States, California, Siskiyou, Along the main trail, 41.39033 -123.41741, 351m
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J.P. Smith 5082 1972-03-19
United States, California, Shasta, Along State Route 299 at Stillwater Creek, 40.62365 -122.30531
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J.P. Smith 6181 1973-04-21
United States, California, Trinity, Above Eagle Creek Loop, N of the Eagle Creek Campground., 41.1565 -122.6722, 854m
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Glenn McGourty 7 1974-04-20
United States, California, Colusa, Roadcut of Hwy. 16, 17 mi. E of Esparto, 38.68176 -121.75049
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Steve Selva; Roger Jensen 81 1974-08-27
United States, California, Humboldt, Along Hwy. 299 at Willow Creek, 40.9376 -123.6268
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J.P. Smith 8046 1975-01-19
United States, California, Trinity, Big Mtn. Rd. (5N04), 3.6 mi. from its junction with Hwy. 299., 40.84745 -123.36292, 762m
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Lon Hall 315 1975-05-03
United States, California, Lake, 3.6 mi. W of junction with Hwy. 29 on Scotts Creek Rd. at confluence of S Fork and Middle Fork of Scotts Creek, 39.04159 -122.98224, 534m
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John S. Palmer 356 1975-05-17
United States, California, Trinity, Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd., 40.4655 -123.1923, 825m
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Brent Whiteley 14 1975-06-21
United States, California, Siskiyou, 41.38956 -123.49761, 223m
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Ed Cope 83 1977-05-00
United States, California, Trinity, Philpot Campground, 1.2 mi. W of Peanut, 40.4655 -123.1923, 762m
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R.J. Mastrogiuseppe; J.D. Mastrogiuseppe sn 1974-09-03
United States, California, Trinity, Along Hwy. 299, W of Junction City. Above Trinity River., 40.74061 -123.06209
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Brad Klipfel 593 1975-05-03
United States, California, Trinity, Grays Falls along N side of the Trinity River, 40.8548 -123.4826
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Diane L. Reed 87 1978-05-13
United States, California, Shasta, Beegum Gorge Rd. (FS Rd. 1S02), 40.343822 -122.85355, 976m
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Patricia Shesgreen 89 1978-05-13
United States, California, Tehama, Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16, 40.32911 -122.917736, 976m
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Clark L. Miller May-96 1979-04-13
United States, California, Trinity, Grays Falls Campground along path to Trinity River, 40.857 -123.4917
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M.A. Baker 369 1977-06-06
United States, California, Humboldt, Hoopa, 41.0506 -123.68
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Phyllis Krieg sn 1979-05-12
United States, California, Trinity, Philpot Campground, 1.2 mi. W of Peanut., 40.4655 -123.1923, 762m
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A.T. Whittemore 79-029 1979-04-14
United States, California, Lake, .4 mi. N of State Route 20 on the Walker Ridge Rd., 39.0281 -122.45321, 640m
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Cathy Goldberg; Lynn Kunstman, Lauren Philbrick, Geoff Walsh 63 1980-05-03
United States, California, Trinity, Philpot Creek Campground, 40.4655 -123.1923, 808m
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Teri Bartowski; Carol Zimmerer, Ruth Takaki, Shane Feusier 46 1980-04-19
United States, California, Colusa, 5.4 miles from Lodoga, along Little Stony Creek at Digger Pine Campground, 39.2859976 -122.5774874
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Thomas W. Nelson; Jane P. Nelson 4629 1979-04-12
United States, California, Colusa, Along Stony Creek below Digger Pine Campground, 39.26482 -122.59171
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J.P. Smith; J.O. Sawyer 6072 1973-04-14
United States, California, Shasta, 3.8 mi. E of Buckhorn Summit on Hwy. 299, 40.65854 -122.69977, 640m
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J.P. Smith; Steve Selva 3948 1970-06-15
United States, California, Siskiyou, Road between Forks of Salmon and Cecilville., 41.17549 -123.22024, 579m
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J.P. Smith 6603 1973-05-06
United States, California, Trinity, Blanchert Flats near Douglas City, 40.59457 -122.91505
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J.P. Smith; Steve Selva 4092 1970-06-17
United States, California, Siskiyou, 12 mi. E of Somes Bar on road between Forks of Salmon and Somes Bar, 41.2978 -123.3624, 366m
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J.P. Smith; J.O. Sawyer, Thomas W. Nelson 9644 1978-04-09
United States, California, Shasta, County Rd. A16, 1.6 mi. from its junction with Hwy. 36, 40.36855 -122.8721, 732m
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R.S. White 84 b 1965-05-15
United States, California, Trinity, 30 mi. E of Burnt Ranch on Hwy. 299., 40.7518 -123.0643
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Gail Newton 629 1980-06-26
United States, California, Trinity, Near Underwood Creek., 40.72055556 -123.5333333, 451m
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M.A. Baker 1344 1980-05-18
United States, California, Humboldt, Near Black Mtn., 41.22055556 -123.5033333, 792m
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M.A. Baker 1245 1980-05-17
United States, California, Humboldt, Near Le Perron Peak, 41.23472222 -123.5116667, 1066m
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Gladys L. Smith 6704 1981-06-22
United States, California, Mendocino, Grade at N end of Potter Valley between Russian River and Eel River drainage., 39.36881 -123.1067
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Clare R. Wheeler 2013 1981-04-10
United States, California, Mendocino, Route 162, about 4 mi. E of Dos Rios., 39.71154 -123.29806, 579m
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Clare R. Wheeler 1441 1980-04-29
United States, California, Mendocino, Eel River Campground, 11 mi. E of Covelo on Mendocino Pass Rd., 39.824337 -123.085735, 457m
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Francis Winter sn 1960-04-24
United States, California, Humboldt, 8 mi. W of Hoopa Indian Reservation, Bair Rd., 40.9814 -123.8055, 686m
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W.R. Rogers 245 1966-05-08
United States, California, Yolo, Hwy. 16, 3 mi. W of Rumsey., 38.91087 -122.27972
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Cox; Dunn, Harmon 428 1968-06-20
United States, California, Mariposa, 16.5 mi. from Madera Co. line, Broken Chaparral, 640m
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J.P. Smith; & J.O. Sawyer 13,228 2011-06-16
United States, California, Shasta, Along Cassel Road, Lassen National Forest., 40.924 -121.467, 1102m