HSC
J.P. Smith; J.O. Sawyer 5802B 1972-09-14
United States, California, Siskiyou, Miners Creek Rd. just S of French Creek Rd. between Callahan and Etna., 41.396848 -122.86449, 915m
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Robert M. Specht 872 1977-05-14
United States, California, Lake, 38.847122 -122.438376, 634m
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Robert M. Specht 1181 1977-08-18
United States, California, Lake, W facing slope, 38.86125 -122.420186, 659m
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J.P. Smith; J.O. Sawyer, Thomas W. Nelson 9406 1977-07-14
United States, California, Mendocino, Mendocino National Forest, along FS Rd. 1N02, just N of Monkey Rock., 39.546451 -122.968315, 1768m
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J.P. Smith; J.O. Sawyer, Thomas W. Nelson 9277B 1977-07-14
United States, California, Lake, Mendocino National Forest, Oak Flat Campground, 39.44276 -122.95375, 518m
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G.L. Clifton 8795 1979-07-19
United States, California, Trinity, Near Mad River, close to the town of Mad River., 40.28902778 -123.3335556, 817m
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M.A. Baker 605 1978-07-01
United States, California, Trinity, Blue Point, E facing slope, 40.39374 -123.164873
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Thomas W. Nelson; Jane P. Nelson 6006A 1980-07-06
United States, California, Lassen, Along Adin-Madelin Rd, (Ash Valley Rd.), 16 mi. E of Adin in Ash Valley, 41.0869 -120.7506, 1555m
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J. Walker 37 1979-07-18
United States, California, Lassen, Near Skedaddle Creek, S portion, 40.266685 -120.025205, 1311m
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M.A. Baker 2363 1980-06-25
United States, California, Trinity, Near Castle Rock, 40.75833333 -123.5102778, 1280m
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Gail Newton 834 1980-07-01
United States, California, Trinity, Near Hayden Roughs, 40.125 -123.2447222, 1219m
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M.A. Baker 2514 1980-07-01
United States, California, Trinity, Near Hayden Roughs., 40.11972222 -123.2541667, 1402m
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G.M. Riegel 869B 1980-07-14
United States, California, Modoc, S Warner Mtns., 41.317974 -120.201823, 1829m
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Clare R. Wheeler 3644 1983-10-15
United States, California, Mendocino, Mendocino National Forest; road 21N17. 0.2 miles N of Hells Half Acre and road 20N02, 39.616199 -122.95711, 1921m
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Gladys L. Smith; Clare R. Wheeler, C.H. Smith, L. Wheeler 7475 1982-06-29
United States, California, Mendocino, Little Red Mtn. N, 2.5 miles from junction with Hwy. 101 at Cummings, 39.84204 -123.645335, 610m
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Gladys L. Smith 7628 1982-07-08
United States, California, Mendocino, Williams Ranch Rd. near jct. with Muir Mill Rd, 3.2 km. W of Hwy. 101, 671m
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Clare R. Wheeler 716 1978-09-28
United States, California, Mendocino, Mendocino National Forest; 2.75 mi. S of Little Doe Campground on USFS Road M.1., 39.87026 -122.98879, 1341m
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Clare R. Wheeler 3653 1983-10-16
United States, California, Mendocino, Mendocino National Forest, Monkey Rock 2.25 mi. NW of Hull Mt. Lookout, W slope of Monkey Rock, 39.548401 -122.958093, 1860m
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James D. Jokerst 2544 1985-07-22
United States, California, Sierra, Sierra Valley, NW and aadjacent to jct. of Westside Rd. and Calpine Rd., 39.665833 -120.409722, 1494m
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Vernon H. Oswald; L. Ahart 8238 1996-08-19
United States, California, Sierra, S side of Little Truckee River Bridge on the rd. to Independence Lake, S of USFS Rd. 07, 1.0 mi. W of Hwy. 89, 39.491389 -120.294722, 1951m
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G. Fred Hrusa 11403 1993-08-14
United States, Oregon, Josephine, Near old Waldo townsite, Happy Camp Rd. between OBrien and Takilma, towards Happy Camp, 42.0574237 -123.6453052, 500m
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HSC231030 Lowell Ahart; John Dittes 21264 2016-08-24
United States, California, Tehama, About 40 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. T30N R04W S, 40.470833 -122.261667, 117m
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David Charlton; Alan Romsport 2158 1988-06-14
United States, California, San Bernardino, Hart Mine, S Castle Mtns. E of New York Mtn, SE of baker and Landfair Valley, 35.287159 -115.101785, 1372m
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Carl C. Marshall 246 1886-09-00
United States, California, Humboldt, Fields near Arcata., 40.879562 -124.115713
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Thomas W. Nelson; J.O. Sawyer 2024C 1975-09-25
United States, California, Humboldt, Beside Hwy. 101 at 11th St. bridge, 40.869954 -124.082519
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J.P. Smith; Steve Selva 4442 1970-07-17
United States, California, Siskiyou, 41.621228 -122.984281, 915m
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La Rea J. Dennis; Laura B. Dennis 4811 1986-08-24
United States, Oregon, Jackson, 2 mi. N of Rogue River on W Evans Creek Rd., 42.4565186 -123.1713143
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E. Gunderson; P. Hiatt sn 1979-08-16
United States, California, Nevada, Empire Mine State Park, Empire St, Grass Valley., 39.205287 -121.046192
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D. Santana 69 1970-10-15
United States, California, Humboldt, 10th and G St. in parking lot, 40.869498 -124.085719
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C. Kline 70 1970-11-15
United States, California, Humboldt, Downtown Arcata, empty lot, 40.875668 -124.091387
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H.E. Parks; S.T. Parks 24448 1952-07-00
United States, California, Humboldt, South of the Elk River Bridge on Hwy 10, 40.752113 -124.192484
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Barbara Kelly 169 1971-08-17
United States, California, Del Norte, Requa Rd. a few hundred yards from Hwy. 101, Klamath River, 41.553614 -124.056403
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William J. Ferlatte 442 1966-08-19
United States, California, Siskiyou, Head of Kidd Creek, 41.012579 -122.907972, 2287m
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Frederick W. Oettinger 1543 1969-08-25
United States, California, Siskiyou, NE facing slope above Tanner Peak Trail, 400 yards down from English Peak Trail., 41.403658 -123.218503, 2134m
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William J. Ferlatte 350 1966-08-05
United States, California, Siskiyou, Caribou Mountain summit, 41.03177 -122.963845, 2470m
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William J. Ferlatte 911 1967-08-11
United States, California, Trinity, Below the ice fields on the N side of Thompson Peak., 41.003009 -123.040042, 2378m
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William J. Ferlatte 975 1967-08-17
United States, California, Trinity, Ridge between Landers Lake and Union Lake, 41.035447 -122.89884, 2134m
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Robert Wharton sn 1977-08-20
United States, California, Siskiyou, Along E slope of Mt. Shasta at Wintun Glacier along ridge between Ash & Brewer Creeks, 41.414003 -122.180898, 3354m
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Al Hobart sn 1967-07-00
United States, California, Siskiyou, El Capitan, 41.867461 -123.616922
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J.P. Smith; J.O. Sawyer 7783 1974-07-11
United States, California, Mono, Inyo National Forest, E of Upper Gaylor Lake, 37.912 -119.2646, 3201m
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K.T. Stillman 256 1976-07-15
United States, California, Siskiyou, Marble Mtn. Wilderness Area, 41.57361 -123.21, 1951m
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Tim Messick 1259 1980-07-24
United States, California, Mono, Beside Rough Creek, 0.7 mi. up stream from Geiger Grade, 38.235363 -119.076498, 2957m
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G.M. Riegel 1032 1980-08-11
United States, California, Modoc, S Warner Mtns., 41.270837 -120.29864, 1829m
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K. Berg; Stephanie Bennett 647 1986-08-25
United States, California, Siskiyou, Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake, 41.016977 -123.013843, 1982m
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Scott Brush; James Oliphant 116 1991-07-24
United States, California, Tulare, Table Mtn. Plateau, SE edge, 36.65398 -118.47235, 4120m
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Jennifer Whipple 1995 1977-07-20
United States, California, Siskiyou, N slopes of Mount Eddy, 41.325726 -122.478521, 2500m
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Jennifer Whipple 1574 1976-07-25
United States, California, Siskiyou, N face of Mt Eddy, 41.327781 -122.474777, 2378m
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Helen Constantine-Shull 352 1994-08-07
United States, California, Mono, San Joaquin Ridge, 37.6881 -119.0693, 3288m
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Helen Constantine-Shull 789 1995-09-10
United States, California, Mono, Summit area of San Joaquin Mtn., 37.7205 -119.1044, 3484m
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Richard Spjut 488 1970-07-20
United States, California, Modoc, 4 mi. W of Davis Creek, 41.7548022 -120.4566353, 1418m
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Wendell Wood 189 1970-08-03
United States, California, Mono, Bridgeport Reservoir, 1 mi. N of Hwy. 395 on Hwy. 182, 38.269651 -119.22105, 1829m
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Larry Berti sn 1968-11-22
United States, California, Tehama, Edge of the first pond past the Radar Base, Red Bluff, 40.146074 -122.305952
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R.C. Wunner 478 1965-08-24
United States, California, Siskiyou, Lava Beds NM, Capt. Jacks Stronghold Entrance, 41.827018 -121.504565, 1220m
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C.B. Wolf 1023 1927-08-26
United States, California, Siskiyou, Klamath River, 5 mi. below Hornbrook, 41.84998 -122.57041
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Mary Katherine Wicksten 79 1971-06-20
United States, California, Santa Clara, Stanford University Campus, in Lagunita, 37.4222 -122.1753
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Thomas W. Nelson 1705 1974-08-24
United States, California, Humboldt, Klamath River ca. 2 mi. below the mouth of Aikins Creek, 41.13487 -123.652754
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J.P. Smith; Steve Selva 4386 1970-07-16
United States, California, Siskiyou, Along Klamath River, 2 mi. W of Seiad Creek, 41.848333 -123.226389, 518m
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J.P. Smith; Steve Selva 4558 1970-08-08
United States, California, Siskiyou, Juanita Lake, 41.815243 -122.121889
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J.P. Smith; J.O. Sawyer 10001 1978-07-03
United States, California, Siskiyou, Klamath National Forest, Williams Point along the Klamath River, S of Hwy. 96, 41.7872 -123.3104
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Paul Wilson 360 1984-08-29
United States, California, Siskiyou, Juanita Lake Reservoir, next to lake edge, 41.815243 -122.121889, 1555m
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Tim Messick 1213 1980-07-20
United States, California, Mono, Warm Spring at head of Clearwater Creek, 38.206359 -119.11242, 2332m
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E.A. Wise 935 1981-07-26
United States, California, San Luis Obispo, Shepperds Reservoir: Cal Poly, 35.31006 -120.66744
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Clare R. Wheeler 647 1978-08-20
United States, California, Mendocino, Pudding Creek, Ft. Bragg, 39.448326 -123.773457, 12m
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Clare R. Wheeler 2832 1981-09-16
United States, California, Mendocino, Manchester State Beach; 8 mi. N of Pt. Arena; along outlet from Hunters Lagoon, 38.963885 -123.699084, 3m
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Clare R. Wheeler 1071 1979-05-25
United States, California, Mendocino, Cahto Reservoir, 1.5 mi. W of Laytonville, 39.673315 -123.509203, 518m
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Gladys L. Smith 8310 1983-09-06
United States, California, Mendocino, Margin of lake along Branscomb Rd. W of Laytonville, 487m
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Gladys L. Smith; Clare R. Wheeler 5825b 1980-05-22
United States, California, Mendocino, S end of Leonard Lake, Upper Reeves Canyon, 39.26724 -123.36859, 518m
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Clare R. Wheeler 3290 1982-09-27
United States, California, Mendocino, Rancheria Creek, Hwy. 128 and Fish Rock Rd, 5 mi. NW of Yorkville, 244m
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Clare R. Wheeler 3764 1985-09-08
United States, California, Mendocino, Russian River 2 mi. up river from Preston Bridge, 38.884102 -123.054352, 104m
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Gladys L. Smith 7615 1982-07-02
United States, California, Mendocino, Along Hwy. 101 at Little Lake Valley Lagoon, 2 mi. N of Willits, 39.443869 -123.353892, 427m
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Clare R. Wheeler 689 1978-09-27
United States, California, Mendocino, Mendocino National Forest, Howard Lake, 39.880385 -122.99208, 1220m
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Lowell Ahart 17,628 2011-08-17
United States, California, Butte, ~10 yd. N of the trail, N of the crossing and on the E side of Big Chico Creek, ~50 yd. W of Ten Mile House Rd, Upper Bidwell Park, 3/4 (air) mi. W of Hwy. 32, 10 mi. NE of Chico., 39.80591667 -121.7271944, 204m
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L. Ahart 19262 2013-11-17
United States, California, Butte, About 5/8 mi. SW of the Enterprise Bridge across Lake Oroville, below the high water line of Lake Oroville, along the sides of McCabe Creek, 39.52261111 -121.3453333, 245m
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L.J. Heflin 24 1984-09-20
United States, California, Humboldt, Arcata Marsh and Wildlife Sanctuary, Hauser Marsh, 40.858302 -124.096658
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L.J. Heflin 23 1984-09-20
United States, California, Humboldt, Arcata Marsh and Wildlife Sanctuary, Hauser Marsh, 40.858302 -124.096658
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Geo. D. Butler 191 1908-07-08
United States, California, Siskiyou, Butlers Ranch. near Yreka, 41.73234 -122.64111
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C.S. Apperson sn 1966-05-02
United States, California, Ventura, Ventura River delta near Ventura Co. fairgrounds, 34.274656 -119.306884
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C.E. Fellows 170 1965-10-09
United States, Oregon, Jackson, Ashland, Bear Creek at N City limits, 42.215496 -122.7200109
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C.B. Wolf 990 1927-08-26
United States, California, Siskiyou, Klamath River, 5 mi. below Hornbrook, 41.84998 -122.57041
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K.T. Stillman 440 1976-08-24
United States, California, Siskiyou, Along the Klamath River at Williams Point, 41.79177 -123.317359, 366m
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K.T. Stillman 441 1976-08-24
United States, California, Siskiyou, Along the Klamath River at Williams Point, 41.79177 -123.317359, 366m
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J.P. Smith; Steve Selva 4419 1970-07-17
United States, California, Siskiyou, Along Klamath River, 41.837629 -122.688546
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J.P. Smith; Steve Selva 4389 1970-07-16
United States, California, Siskiyou, Along Klamath River, 2 mi. W of Seiad Creek, 41.845254 -123.223718, 518m
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Thomas W. Nelson; Jane P. Nelson 4986 1979-07-07
United States, California, Trinity, Along margin of Trinity Lake at Wyntoon Campground, 40.994261 -122.696691
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Clare R. Wheeler 2810 1981-09-04
United States, California, Mendocino, 2 mi. N of Pt. Arena, Windy Hollow Rd. crossing Garcia River, 38.941918 -123.690111, 8m
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James D. Morefield; Charlie W. Abbott 4354 1986-08-22
United States, California, Mono, White Mtns.: along Pelliser Creek 3.4 mi. S78°W of Mt. Hogue summit. Owens Valley drainage, 37.720551 -118.36583, 1845m
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Barbara Ertter; Elizabeth Neese 8022 1988-10-29
United States, California, Marin, Nicasio Reservoir 10 air mi. SW of Petaluma and W of Novato, SW edge of reservoir near boat launching area 1 mi. NNW of dam, 38.090732 -122.753399
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Andrea Pickart 193 2002-08-07
United States, California, Humboldt, Arcata Marsh along I St., 40.85968 -124.094347, 20m
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L. Ahart; John Dittes 10590 2003-09-17
United States, California, Tehama, S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos, 39.95402778 -122.0478889, 61m
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G. Fred Hrusa; B. Follansbee 14809 1998-09-06
United States, Oregon, Josephine, West side of Lone Mt, 2.5 mi. SW of OBrien, along West Fork of Illinois River, 396m
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D. La Conte 15 1970-08-11
United States, California, Humboldt, Along side of creek intersecting Campton Rd., 40.773202 -124.149268
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M.T. Milligan 261 1964-09-13
United States, California, Trinity, 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River., 40.78404 -123.423313, 457m
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John Warner Hosking sn 1968-10-10
United States, California, Humboldt, Clam Beach, 40.99457 -124.112011
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Lincoln Constance 861 1934-06-12
United States, California, Humboldt, N bank of S Fork Eel River, Bull Creek Rd., 40.34706 -123.93189
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W.L. Jepson 9334 1921-08-07
United States, California, Humboldt, Stone Lagoon, 41.24184 -124.08449
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C.B. Wolf 1438 1927-11-05
United States, California, Yuba, Road to Browns Valley, 8 mi. from Marysville
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R.S. White 82165107 1965-08-21
United States, Oregon, Josephine, Cave Jct, vacant lot in middle of town, 42.1657124 -123.6462052
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R.A. Vanbianchi 85 1971-09-10
United States, California, Humboldt, Along Fiedbrook Rd. .5 mi. from jct. with Hwy. 299, 40.908991 -124.025305
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Norman Dennis 109 1965-06-08
United States, California, Humboldt, Samoa Peninsula along W side of Humboldt Bay, 40.803652 -124.1935935
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Frederick W. Oettinger 1562 1969-08-29
United States, California, Siskiyou, Between 4th and 5th river crossing, Main N Fork Trail, Salmon Mtns., 41.352344 -123.075024