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Miss Handy 342 1886-06-00
United States, California, Humboldt, Maple Cr. & Salmon Cr.
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HSC202352 Jim André; Jacob Landis 24501 2013-04-26
United States, California, San Bernardino, Homer Wash, 10.6 mi. S. of Interstate 40, along E-W pipeline access road at wash crossing., 34.70128333 -114.9415333, 527m
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HSC202303 Jim André; Jacob Landis 24502 2013-04-26
United States, California, San Bernardino, Homer Wash, 10.6 mi. S. of Interstate 40, along E-W pipeline access road at wash crossing., 34.70128333 -114.9415333, 527m
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HSC202366 Steve Boyd 11623 2005-04-06
United States, California, San Bernardino, Mojave Desert; East Mojave Desert region: Sheep Corral area, southern base of the Granite Mountains, west of Kelbaker Road, north of Interstate 40, 34.73586667 -115.6807167, 299m
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HSC202365 J.P. Smith; J.O. Sawyer, R.J. Cole 12738 2010-04-11
United States, California, San Luis Obispo, Along Soda Lake Road., 35.3144 -119.99553, 611m
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HSC202364 A.C. Sanders; Mitch Provance, T.B. Salvato 33367 2007-04-03
United States, California, Kern, Mojave Desert; Western end of the Antelope Valley: 300th Street West, 1.2 mi. N of the California Aqueduct, adjacent to dirt percolation basins, 34.82527778 -118.6608333, 933m
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HSC202302 G.K. Helmkamp 22574 2014-03-18
United States, California, San Joaquin, San Joaquin Valley: along Hwy. CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW of Ione, 38.27444444 -121.0175, 87m
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HSC202258 Gary J. Stebbins 28 1970-03-24
United States, California, Calaveras, Along Rich Gulch Rd. 1.7 mi. S of Middle Bar bridge, 38.280635 -120.757174, 198m
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HSC202356 Larry Berti 38 1969-03-19
United States, California, Tehama, N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam., 40.210312 -122.011372, 213m
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HSC202269 J.O. Sawyer 2542A 1970-05-02
United States, California, Trinity, Above New River, 40.8581 -123.468, 244m
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HSC202322 J.O. Sawyer 2517A 1970-04-18
United States, California, Trinity, Above the New River at its junction with the Trinity River, 40.851764 -123.458929, 244m
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HSC202236 Richard Spjut 2327 1972-03-26
United States, California, Riverside, At junction of Hwy. 395 and Hwy. 79, ca. 30 mi. N of Escondido, 33.48128 -117.14172
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HSC202319 Thomas W. Nelson 396 1971-04-24
United States, California, Trinity, Along New River Trail, 41.0094 -123.3475
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HSC202346 T.O. Osborne 15 1970-04-08
United States, California, Humboldt, Sugarloaf Rock, Cape Mendocino, 40.4401045 -124.4078433, 76m
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HSC202321 Thomas W. Nelson 421 1971-04-25
United States, California, Trinity, Hwy. 299 at Big Flat, 40.739943 -123.205737
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HSC202281 J.P. Smith; J.O. Sawyer 5115 1972-04-01
United States, California, Lake, Along Walker Ridge Rd, 0.2 mi. from junction with Hwy. 20, 39.02567 -122.45205
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HSC202373 D.H. Norris; Thomas W. Nelson, S. Dowty 19277 1971-06-22
United States, California, Lassen, Along Hwy. 395, 4 mi. E of Standish, 40.37702 -120.36106
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HSC202288 Carter Schleicher 12 1974-05-04
United States, California, Lake, 0.5 mi. N of Hwy. 20 on Walker Ridge Rd., 39.02872 -122.4516, 671m
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HSC202353 Larry E. DeBuhr; Colin Wainwright 548 1972-05-11
United States, California, Kern, Tembler Range about 6 mi. W of Mckitrick on Hwy. 58., 35.308363 -119.702743, 640m
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HSC202257 Teresa Prendusi 34 1974-05-04
United States, California, Lake, Walker Ridge, 0.5 mi. N of junction with Hwy. 20, 39.02872 -122.4516, 671m
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HSC202266 Thomas E. Higley 84 1974-05-05
United States, California, Colusa, 0.5 mi. S of N Fork Campground, 39.371803 -122.648885, 412m
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HSC202248 Glenn McGourty 10 1974-04-20
United States, California, Yolo, On corner of Route 99W and Rd. 56
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HSC202323 Steven Lagos 27 1974-04-20
United States, California, Butte, Table Bluff Mtn., 39.600984 -121.547881
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HSC202316 Thomas W. Nelson; Jane P. Nelson 1165 1974-04-09
United States, California, Lake, Along Hwy. 20 between Lucerne and Clear Lake Oaks, 39.04212 -122.74904
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HSC202297 Robert M. Specht 143 1975-05-03
United States, California, Lake, 3.6 mi.W of Jct. with State Route 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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HSC202289 Robert M. Specht 177 1975-05-04
United States, California, Tehama, 7.5 mi. N of Red Bluff on I-5 at the Rest Stop, 40.324322 -122.264812, 91m
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HSC202317 Thomas W. Nelson 1860 1975-05-24
United States, California, Humboldt, McKeown Ranch, N of Dinsmore., 40.515569 -123.61705
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HSC202259 M.T. Milligan 73 1964-06-20
United States, California, Modoc, 1 mi. E of Hwy. 395 on Hwy. 299, 41.552275 -120.437542, 1524m
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HSC202246 D.A. Shally 14 1965-04-11
United States, California, Sacramento, Sacramento, end of Astral Dr., 38.559441 -121.321082
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HSC202241 H.E. Parks; J.P. Tracy 11317 1936-05-16
United States, California, Del Norte, Patricks Creek, 41.875082 -123.844823, 305m
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HSC202301 G.B. Kendall 11 1965-01-23
United States, California, Sacramento, Harry Ranch, 10 mi. E of Sacramento on Jackson Rd., 38.51621 -121.29078
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HSC202295 R.S. White 35 1965-04-17
United States, California, Santa Clara, 1 mi. W of the Stanford Shopping Center, Palo Alto, 37.455875 -122.187944
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HSC202237 R.S. White 4 1965-03-17
United States, California, San Mateo, 3 mi. W of the Stanford Golf Course on Sand Hill Rd., 37.411545 -122.241075
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HSC202294 D.J. Jager 7 1965-03-24
United States, California, Mendocino, Ca. 1.5 mi. E of Talmage along Mill Creek Rd., 39.131569 -123.130434, 244m
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HSC202313 John S. Palmer 345 1975-05-17
United States, California, Trinity, Trail to Denny at the confluence of New River and Trinity River, 40.845774 -123.480006, 310m
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HSC202299 John Heywood; D.H. Norris 1852 1968-03-31
United States, California, Tehama, Hwy. 36, ca. 56 mi. E of Shasta Co. line, 40.308609 -122.076064
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HSC202239 C.L. Hitchcock; C.V. Muhlick 23248 1964-03-22
United States, California, Riverside, Side canyon near S entrance to Joshua Tree National Monument, 33.7154 -115.8075
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HSC202240 C.L. Hitchcock; C.V. Muhlick 23064 1964-03-17
United States, California, Orange, 8 mi. E of Yorba Linda, Santa Ana Canyon., 33.871764 -117.675708
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HSC202245 Eugene Andreuccetti 11 1964-04-10
United States, California, Sacramento, On Dead Horse Island, Hwy. 12, 2.5 mi. NE of Walnut Grove; along Mokolumee River, 38.229082 -121.502175
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HSC202243 Doris K. Kildale 1727 1926-04-04
United States, California, Humboldt, Above Big Lagoon, 41.204625 -124.110564
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HSC202254 J.W. Johnson 1286 1962-04-21
United States, California, Humboldt, Arcata; William Lanphere Farm about building, 40.890412 -124.14194
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HSC202249 D.M. Patten sn 1964-03-26
United States, California, Lake, 6.5 mi. NW of Lakeport on Hidden Lake Rd., 39.105584 -122.958751, 427m
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HSC202267 John W. Harlan 71 1962-04-23
United States, California, Fresno, Along Conejo Ave. 1/4 mi. W of Hwy. 99, 36.510729 -119.565918
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HSC202255 J.W. Johnson sn 1961-03-29
United States, California, Orange, Newport Beach, N slope overlooking upper Newport Bay, 33.5903 -117.8693
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HSC202268 R.E. Jones 9 1966-04-05
United States, California, Monterey, Moss Landing, 1/2 mi. S of Elkhorn Slough, 36.801455 -121.782641
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HSC202287 J.F. Knezevich 289 1967-06-17
United States, California, Santa Barbara, Figueroa Mtn. on road to Zaca Peak, E of Los Olivos, 34.769 -120.0067, 1250m
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HSC202270 L.S. Rose 66023 1966-03-29
United States, California, Tulare, Pixley, 35.96859 -119.28993, 84m
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HSC202357 R.C. Wunner 256 1965-06-22
United States, California, Siskiyou, Lava Beds National Monument, Canby Bay., 41.812512 -121.523948, 1220m
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HSC202354 C.S. Apperson sn 1967-06-03
United States, California, Los Angeles, 28 mi. E of Hwy. 99 on Ave. D, 34.782594 -118.404907
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HSC202369 D.E. Anderson 2151 1962-04-18
United States, California, Inyo, 5 mi. E of Ridgecrest, 35.622423 -117.581678
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HSC202358 D.M. Thomson 83 1965-06-12
United States, California, Siskiyou, Lava Beds National Monument, Hovey Point, 41.827105 -121.524009
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HSC202368 D.E. Anderson 2016 1962-04-15
United States, California, Inyo, Near town of Darwin, 36.268007 -117.680967
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HSC202359 D.M. Thomson 149 1965-07-17
United States, California, Siskiyou, Lava Beds National Monument, N boundary road by Canbys Cross, 41.826815 -121.543275
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HSC202242 R.M. Sullivan 19 1975-05-03
United States, California, Lake, 5.8 mi. W of jct. with Hwy. 29 on Scotts Creek Rd., 39.04632 -123.00928, 915m
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HSC202253 Francis Winter sn 1960-04-30
United States, California, Humboldt, Samoa Peninsula, 6 mi. W of Arcata., 40.825292 -124.177214
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HSC202330 L.S. Rose 67008 1967-04-03
United States, California, Kern, Kernville, 35.757 -118.418, 854m
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HSC202329 M.T. Milligan 325 1965-06-26
United States, California, Modoc, N end Jess Valley., 41.25536 -120.30304, 1616m
HSC
HSC202324 Fred J. Kindel sn 1955-06-06
United States, California, Lassen, Doyle, 40.027959 -120.103816
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HSC202296 John Rehling 66 1975-05-10
United States, California, Trinity, Along S.R. 299, 1/4 mi. E of Big Bar, 40.749768 -123.285114
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HSC202274 J.P. Smith 7402 1974-05-25
United States, California, Siskiyou, Along Rd. 8, 0.9 mi. from its junction with Hwy. 3, 41.329861 -122.851429, 976m
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HSC202278 J.P. Smith 7624 1974-05-27
United States, California, Siskiyou, Along FS Rd. 47N03, 41.823127 -122.332923, 1280m
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HSC202284 J.P. Smith 7606 1974-05-27
United States, California, Siskiyou, Along FS Rd. 47N03, 41.837721 -122.313439, 1524m
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HSC202320 Thomas W. Nelson; J.P. Smith, Jane P. Nelson, James Nelson 2366 1976-04-13
United States, California, Lake, Along Bartlet Springs Rd, 0.6 mi. from its junction with Hwy. 20, 39.11528 -122.81796
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HSC202370 D.E. Anderson; J.P. Smith J1027 1971-03-23
United States, California, Inyo, Along Hwy. 395, 7 mi. N of the Kern Co. line., 35.90746 -117.904114
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HSC202263 W.R. Swain 13 1975-03-02
United States, California, Santa Barbara, At corner of Paradise Rd. and Cabin Ln.; Los Padres National Forest, 213m
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HSC202293 Richard Runyon 31 1977-04-24
United States, California, Lake, At Barrel Springs Campground, 701m
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HSC202307 K. Irwin 284 1977-04-23
United States, California, Lake, 0.4 mi. N of SR 20 on Walker Ridge Rd., 39.0281 -122.45321, 640m
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HSC202292 Richard G. Runyon 11 1977-04-23
United States, California, Lake, S.R. 20, 2.2 mi. W of its junction with S.R. 29
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HSC202348 S. Saufferer 214 1973-05-24
United States, California, Sonoma, Bodega Bay, 38.322992 -123.024323
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HSC202298 Lloyd Simpson 284 1977-04-23
United States, California, Lake, Hwy. 20, 2.2 mi. W of its junction with Hwy. 29
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HSC202290 Robert M. Specht 807 1977-04-29
United States, California, Lake, NW facing slope of Round Mtn., 38.847122 -122.438376, 646m
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HSC202308 Barbara Kelly 311 1977-04-23
United States, California, Lake, Hwy. 20, 2.2 mi. W of its junction with Hwy. 29
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HSC202341 R. Sutherland 12.24.4.78 1978-04-24
United States, California, Humboldt, Kinsey Ridge; base of cliff, 40.18217 -124.22748, 323m
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HSC202312 R. York 120 1978-04-08
United States, California, Lake, Hwy. 175, 2 mi. from junction with Hwy. 29, 39.0187 -122.921691, 305m
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HSC202376 Rick York; Linda York 87 1978-03-19
United States, California, Inyo, Death Valley National Monument, S entrance to park 18 mi. from Shoshone, 35.9122 -116.5865, 305m
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HSC202238 Christopher Knopp 49 1978-05-13
United States, California, Shasta, Beegum Gorge Rd. (FS Rd. 1S02), 40.33084 -122.91787, 976m
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HSC202244 Patricia Shesgreen 86 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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HSC202280 J.P. Smith; J.O. Sawyer, Thomas W. Nelson 9695 1978-04-09
United States, California, Shasta, County Rd. A16, 7 mi. from junction with Hwy. 36, 40.385425 -122.828958, 671m
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HSC202374 D.L. Goforth 128 1979-04-18
United States, California, San Bernardino, Excelsior Mine Rd. 15 mi. N of Valley Wells (I-40), 35.64055 -115.754074, 976m
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HSC202375 D.L. Goforth 95 1979-03-29
United States, California, San Diego, Anza-Borrego Desert, Galleta Meadows, 33.30463 -116.404, 244m
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HSC202247 J.O. Sawyer; R.J. Cole 3102 1978-04-20
United States, California, Trinity, Above Hwy. 299 at Whites Bar., 40.749768 -123.285114
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HSC202355 Dan Wyrick 152 1975-03-21
United States, California, Madera, Near Buckeye Mtn, close to the town of Fresno, 37.25 -119.6666667, 854m
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HSC202300 John Heywood; D.H. Norris 1807 1968-03-30
United States, California, Trinity, U.S. Hwy. 299, ca. 31 mi. E of Humboldt Co. line, 40.737061 -123.193362
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HSC202271 Clark L. Miller May-90 1979-04-13
United States, California, Trinity, 0.5 mi. upstream from Grays Falls Campground on N side of Trinity River, 40.851784 -123.477919
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HSC202305 David Wheeler 55 1979-04-14
United States, California, Lake, 0.4 mi. N of Hwy. 20 on Wilbur Springs Rd., 39.01557 -122.41533, 640m
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HSC202367 R.W. Spjut 5464 1979-04-13
United States, California, Kern, Mojave Desert, Jct. of California City Rd. and Hwy. 58, 762m
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HSC202279 J.P. Smith 6533 1973-05-05
United States, California, Siskiyou, Scott Bar along the Scott River, 41.749201 -123.000994
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HSC202283 J.P. Smith 6558 1973-05-05
United States, California, Siskiyou, Scott Bar along the Scott River, 41.749201 -123.000994
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HSC202276 J.P. Smith 8661 1976-05-04
United States, California, Siskiyou, E boundary of Klamath National Forest along Hwy. 96, above Klamath River, 41.870006 -123.475787, 610m
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HSC202275 J.P. Smith; Thomas W. Nelson, Jane P. Nelson 8518 1976-03-20
United States, California, Trinity, Hwy. 299, 7 mi. W of Whites Bar, above Trinity River, 40.794007 -123.355783, 427m
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HSC202282 J.P. Smith 6306 1973-04-21
United States, California, Trinity, Along Coffee Creek Rd. leading to Coffee Creek Ranch., 41.084616 -122.742399, 610m
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HSC202277 J.P. Smith 6030 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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HSC202310 Cathy Goldberg; Lynn Kunstman, Lauren Philbrick, Geoff Walsh 89 1980-05-03
United States, California, Tehama, 1/2 mi. SSW of BM1797 on FS Rd. 29N15, 40.320839 -122.848995, 610m
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HSC202309 Cathy Goldberg; Geoff Walsh, Lauren Philbrick, Lynn Kunstman 1 1980-04-19
United States, California, Lake, Coldsprings Campground, along access road to Indian Valley Dam, 39.1 -122.4955556
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HSC202347 Melany Seacat; Deni Seymour 88 1979-04-25
United States, California, Mendocino, Big River Estuary; S side of river, 4 mi. upriver, 39.306733 -123.761795
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HSC202343 J.P. Smith; Thomas W. Nelson, Jane P. Nelson 9575 1978-04-02
United States, California, Colusa, Bear Valley Rd, 2.1 mi. from its junction with Hwy. 20, 39.01745 -122.38915, 366m
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HSC202311 M.A. Baker 1599 1980-05-25
United States, California, Trinity, Near Browns Canyon., 40.41333333 -123.5302778, 823m
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HSC202335 A.C. Sanders 5404 1985-03-18
United States, California, Riverside, UCR campus, between Lothian Dorm and Watkins Dr., 33.96667 -117.31667
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HSC202250 A.C. Sanders 5389 1985-03-01
United States, California, Riverside, Box Springs Canyon, near the intersection of Central Ave. & Hwy. 60, along Gernert Rd, just above the Santa Fe Railroad tracks, 33.95833333 -117.3, 427m
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HSC202318 Thomas W. Nelson; J.O. Sawyer 3359 1977-05-01
United States, California, Mendocino, Along Mail Ridge Rd, 10 mi. N of junction with Hwy. 101, 39.927226 -123.571532