HSC
Carl C. Marshall 456 1887-06-00
United States, California, Humboldt, Near Harris., 40.084299 -123.65911
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Carl C. Marshall 428
United States, California, Humboldt, Perrington.
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Carl C. Marshall 484 1887-06-00
United States, California, Humboldt, Near Jewett
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HSC202785 J.P. Smith 12,911 2010-06-09
United States, California, Shasta, Along Cinder Point Rd, near junction with Hwy. A12., 41.554 -122.255, 1139m
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HSC202556 L. Ahart 4119 1983-06-26
United States, California, Butte, About 15 mi. NE of Oroville; along Ponderosa Way, ~2.0 mi. SE of the intersection of the Oroville-Quincy Highway and Ponderosa Way., 39.609444 -121.415556, 500m
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HSC202745 Jim André 20647 2012-03-08
United States, California, San Bernardino, Granite Mountains; 0.2 mi. west of Kelbaker Rd. at Granite Pass, 34.81216667 -115.6159, 1240m
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HSC202746 Jim André 21351 2012-03-19
United States, California, Riverside, Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10., 33.79046667 -115.3076667, 152m
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HSC202897 Dave Silverman; Cindy Hopkins
United States, California, Inyo, detailed locality information protected
HSC
HSC202854 M. R. Mesler; Robin Bencie, Ian Zacher 1615 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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M. R. Mesler; Robin Bencie, K. A. Wayman, Sydney Carothers 900 2011-07-12
United States, California, Humboldt, Patterson Meadows, 1566m
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HSC202694 Thomas W. Nelson; Jane Nelson 6980 1982-05-29
United States, California, Glenn, Along Forest Service Rd. 18N30 to Black Diamond Mtn, 5.8 mi. from junction with county road north of Stonyford., 39.3998272 -122.6273069, 793m
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HSC202692 Thomas W. Nelson; Jane Nelson 5882 1980-06-24
United States, California, Lake, Along Forest Service Rd. 17N16, 3.1 mi. E of Bear Creek Ranger Station, 39.326214 -122.786329, 1220m
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HSC202784 Thomas W. Nelson; Jane Nelson 8135A 1986-06-23
United States, California, Shasta, Along State Route 44, .7 mi. from Old Station near foot of steep grade, 40.677266 -121.407876
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HSC202693 Thomas W. Nelson; Jane Nelson 6885 1982-05-15
United States, California, Shasta, Along Lewiston Turnpike, 4 mi. from junction with State Route 299., 40.702316 -122.698922, 671m
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HSC202900 G. Fred Hrusa 14460 1998-05-24
United States, Oregon, Josephine, West side of Lone Mt, 2.5 mi. SW of OBrien, 42.046547 -123.746525
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HSC202553 G.K. Helmkamp; E.A. Helmkamp 19693 2012-08-24
United States, California, Alpine, Northern Sierra Nevada Mountains; along CA-88, Carson Pass Hwy, at the west side of Carson Spur, 1.7 air mi. W of Kirkwood, 38.70583333 -120.1036111, 2436m
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HSC202744 R.G. Swinney 10436 2009-04-24
United States, California, Los Angeles, Transverse Ranges; San Gabriel Mtns, Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground, 34.5025 -118.0322222, 915m
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HSC202650 Jeff Barrett; Keleigh Deitsch, Tessa Purdy 3 2014-04-13
United States, California, Humboldt, Samoa Peninsula, Fairhaven, along south side of Bay Street, 40.79828333 -124.2016778, 5m
HSC
HSC202550 Dana York 673 1996-05-04
United States, California, Fresno, Sequoia National Forest, Monarch Wilderness, ~83 km E of Fresno, 4km E of Lockwood Grove, 36.80444444 -118.8177778, 1581m
HSC
HSC202649 Peter Sorensen sn 1976-06-14
United States, California, Humboldt, North spit, 40.78526 -124.208265
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HSC202640 Wendell Wood 50 1970-06-24
United States, California, Los Angeles, Angeles Crest Hwy, 6 mi. beyond intersection of Foothill Blvd., 762m
HSC
HSC202445 J.O. Sawyer 867 1969-07-11
United States, California, Siskiyou, Ravine above C.C.C. road., 41.330346 -122.909487, 1280m
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HSC202849 J.O. Sawyer 2008 1969-09-12
United States, California, Siskiyou, Hanging valley N of Wildcat Peak, 41.286753 -122.907809, 2012m
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HSC202446 J.O. Sawyer 1209 1969-07-09
United States, California, Siskiyou, Near C.C.C. road, N of Sugar Creek, 41.315739 -122.909252, 1433m
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HSC202447 J.O. Sawyer 1878 1969-08-04
United States, California, Siskiyou, S of S Sugar Lake, 41.276824 -122.942894, 2104m
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HSC202449 J.O. Sawyer 1673 1969-08-01
United States, California, Siskiyou, SE facing slope above Duck Lake Creek, 41.317079 -122.941931, 1951m
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HSC202448 J.O. Sawyer 956 1969-07-01
United States, California, Siskiyou, Ridge above Paynes Lake Creek, 41.34439 -122.937203, 1433m
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HSC202392 D.E. Anderson 5475 1971-07-28
United States, California, Trinity, Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38, 40.814952 -122.986909, 1921m
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HSC202813 Thomas W. Nelson 391 1971-04-24
United States, California, Trinity, Above the Trinity River across the Grays Falls Bridge, 40.851764 -123.458929
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HSC202454 Thomas W. Nelson 1063 1973-07-14
United States, California, Trinity, Trinity River at Eagle Creek, 41.152536 -122.6784212
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HSC202619 J.P. Smith 5973 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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HSC202810 Carl W. Mize 75 1972-06-21
United States, California, Siskiyou, Along main trail, 41.376576 -123.418916, 305m
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HSC202816 Carl W. Mize 19 1972-06-08
United States, California, Siskiyou, 41.39086 -123.420156, 335m
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HSC202395 Frederick W. Oettinger 1581 1969-09-01
United States, California, Siskiyou, Marble Mtn. Wilderness Area, inlet area to Dry Lake, 41.39827 -123.211032, 2027m
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HSC202396 Frederick W. Oettinger 960 1969-07-10
United States, California, Siskiyou, High Lake Basins near English Peak; Marble Mtn. Wilderness Area: SW of Upper English Lake, 41.410776 -123.212759, 1921m
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HSC202397 Frederick W. Oettinger 1229 1969-08-06
United States, California, Siskiyou, Marble Mtn. Wilderness Area, between large rocks on S side of Pine Lake, 41.403102 -123.235453, 1921m
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HSC202636 Melinda F. Denton 2761 1973-06-27
United States, Oregon, Josephine, Ca. 18 mi. SE of Cave Junction, or 0.2 mi. N of intersection of 4023 and 4023D on 4023D, slope of Elder Mtn., 42.0749305 -123.5524183, 988m
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HSC202391 D.E. Anderson; Thomas W. Nelson, S. Dowty 5656 1972-06-14
United States, California, Trinity/Humboldt, Senteney Rock, a large barren Franciscan Rock along Swayback Ridge., 40.359866 -123.543921
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HSC202658 A. Montalvo 284 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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HSC202828 J.P. Smith; J.O. Sawyer 7103 1973-07-04
United States, California, Trinity, Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn., 40.37937 -123.14649, 1524m
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HSC202829 J.P. Smith; J.O. Sawyer 6994 1973-07-04
United States, California, Trinity, Hillside S and W of S Dubakella Mtn., 40.364042 -123.165302, 1524m
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HSC202695 Pamela Bruce 30 1975-05-17
United States, California, Trinity, SE-facing slope on the trail to Denny at the confluence of New River and Trinity River, 40.883088 -123.485329, 310m
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HSC202708 John S. Palmer 340 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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HSC202394 J.P. Tracy; H.E. Parks 11059 1934-06-27
United States, California, Humboldt, Grouse Mtn., 40.758803 -123.67211
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HSC202390 H.E. Parks; J.P. Tracy 11059 1934-06-27
United States, California, Humboldt, Grouse Mtn., 40.758803 -123.67211, 1433m
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HSC202659 L.S. Rose 65063 1965-05-06
United States, California, San Francisco, Presidio, N of Golf Links, 37.795817 -122.466543, 76m
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HSC202656 J.W. Johnson 1381 1962-05-27
United States, California, Humboldt, Arcata; at N end near the foredunes, Christensen Farm, Samoa Peninsula
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HSC202657 R.E. Jones 40 1966-04-05
United States, California, Monterey, Moss Landing, 36.8311496 -121.6997431
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HSC202860 H.E. Parks; J.P. Tracy 11058B 1934-06-27
United States, California, Humboldt, Grouse Mtn., 40.758803 -123.67211
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HSC202856 R. Spellenberg 447 1964-06-16
United States, California, Trinity, Spellenberg Porpety, 2 mi. E of Burnt Ranch, 40.790234 -123.452523
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HSC202850 H.E. Parks; J.P. Tracy 11058A 1934-06-27
United States, California, Humboldt, Grouse Mtn., 40.758803 -123.67211, 1433m
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HSC202855 L.S. Rose 67157 1967-07-11
United States, California, Plumas, Mt. Hough Rd, 2 mi. NE of Quincy Jct., 39.9715 -120.876, 1220m
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HSC202851 M.T. Milligan 303 1965-06-23
United States, California, Modoc, N end Jess Valley, 41.25536 -120.30304, 1616m
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HSC202464 R.C. Wunner 395A 1965-07-15
United States, California, Siskiyou, California Lava Beds National Monument; Indian Well Area, 41.713095 -121.503997, 1433m
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HSC202450 M.T. Milligan 305 1965-06-23
United States, California, Modoc, N end Jess Valley, 41.25536 -120.30304, 1616m
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HSC202824 J.P. Smith; J.O. Sawyer 7192 1973-07-27
United States, California, Trinity, Trail to Deadfall Lakes, 41.334 -122.5119, 1951m
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HSC202563 L.S. Rose 63041 1963-05-12
United States, California, Santa Clara, Almaden Reservoir., 37.1613 -121.834945, 198m
HSC
HSC202623 M.T. Milligan 71 1964-06-20
United States, California, Modoc, 4 mi. E of Hwy. 395 on Hwy. 299, 41.5662 -120.398958, 1524m
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HSC202622 H.E. Parks; J.P. Tracy 11021 1934-06-14
United States, California, Humboldt, Horse Mtn. near Arford cabin, 1220m
HSC
HSC202621 R. Spellenberg 458 1964-06-17
United States, California, Trinity, Underwood Mtn. Pass, Underwood Mtn. Rd, 12 mi. W of Burnt Ranch, 40.738254 -123.434154, 1372m
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HSC202620 Leo Koch 936b 1940-04-29
United States, California, Colusa, Near Lake and Colusa county line along Hwy. 20, Williams Hwy., 39.103664 -122.329605
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HSC202600 Leo Koch 936a 1940-04-29
United States, California, Colusa, Near Lake and Colusa county line along Hwy. 20, Williams Hwy., 39.103664 -122.329605
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HSC202598 Francia Chisaki; Robert Ornduff, David Mason, R. Taylor 1364 1960-05-30
United States, California, Lake, Hill 1030, ca. 2.75 mi. N of Middletown, 38.792271 -122.614985
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HSC202599 Francia Chisaki; H.K. Sharsmith 1341 1959-05-27
United States, California, Lake, 1.8 mi. W on Bartlett Springs Rd. (just S of Leesville), N Coast Range
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HSC202601 Leo Koch 937 1940-04-29
United States, California, Lake, Near Hwy. 29, 1.9 mi. NE of Middletown, 38.770273 -122.585718
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HSC202634 David Porter sn 1965-05-06
United States, California, Los Angeles, 1 mi. N of Chatsworth, Simi Hills, 351m
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HSC202635 C.L. Hitchcock; C.V. Muhlick 23092 1964-03-17
United States, California, Riverside, 3 mi. SE of Glen Ivy Hot Springs., 33.75 -117.4499969
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HSC202748 C.L. Hitchcock 24264 1966-03-18
United States, California, San Diego, Road between Ocotillo Well and Agua Caliente Hot Springs, 1 mi. E of Anza-Borrego State Park., 32.77885 -116.09025
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HSC202749 C.L. Hitchcock; C.V. Muhlick 23251 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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HSC202791 M.T. Milligan 634 1966-08-03
United States, California, Modoc, W slope of Eagle Peak, 41.281231 -120.227828
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HSC202792 M.T. Milligan 360 1965-06-27
United States, California, Modoc, 41.274101 -120.310954, 1677m
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HSC202793 M.T. Milligan 78 1964-06-25
United States, California, Modoc, Upper Lassen Creek, 41.798505 -120.286213, 1829m
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HSC202827 J.P. Smith 7393 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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HSC202880 Steve DeBenedetti; Jane Cole 20 1974-06-21
United States, California, Fresno, Kings Canyon National Park, Lower Tent Meadow, 36.82533 -118.57904, 2386m
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HSC202551 Steve DeBenedetti; Jane Cole 24 1974-06-21
United States, California, Fresno, Kings Canyon National Park, Lower Tent Meadow, 36.82533 -118.57904, 2386m
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HSC202418 Thomas W. Nelson; James Nelson 2751 1976-06-22
United States, California, Trinity, Above Senteney Rock near junction of 5E27 and 6E42, 40.367308 -123.534798, 1524m
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HSC202652 Peter Sorensen sn 1976-06-14
United States, California, Humboldt, North Spit, 40.7634 -124.2258
HSC
HSC202387 J.O. Sawyer 1407 1969-07-18
United States, California, Siskiyou, SW facing slope above S Russian Creek., 41.265192 -122.958954, 1905m
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HSC202660 Linda M. Barker 1407 1976-04-30
United States, California, Humboldt, 3 mi. W of Arcata, 40.883693 -124.148922
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HSC202386 Thomas W. Nelson; Jane Nelson 2939 1976-07-01
United States, California, Trinity, Along Forest Service Rd. 5E27, just north of its junction with Rd. 1S07, 40.349985 -123.547075, 1555m
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HSC202815 Thomas W. Nelson 2979 1976-07-09
United States, California, Trinity, Above Senteney Rock, 40.362049 -123.544058, 1524m
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HSC202414 Thomas W. Nelson; Jane P. Nelson 2851C 1976-06-22
United States, California, Humboldt, Along road to Goat Hill at spring., 40.312044 -123.543436, 1646m
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HSC202420 Thomas W. Nelson 2998 1976-07-09
United States, California, Humboldt, Along W side of ridge S of E peak of Lassic Mtn, (Signal Peak)., 40.231631 -123.565669, 1524m
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HSC202415 Thomas W. Nelson 3611 1977-07-04
United States, California, Humboldt, Along road N of Alder Springs., 40.304098 -123.564854, 1524m
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HSC202417 Thomas W. Nelson; James Nelson 3481 1977-06-19
United States, California, Trinity, Along FS Rd. 5E27 S of Senteney Rock, 40.355615 -123.541405, 1524m
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HSC202633 J. Walker 38 1977-04-24
United States, California, Lake, Bartlett Springs Rd. at Kilpepper Creek, 39.16763 -122.50734, 503m
HSC
HSC202443 J.O. Sawyer 3249 1978-06-19
United States, California, Siskiyou, Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch, 41.482127 -123.088509, 1433m
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HSC202632 Diane L. Reed 78 1978-05-13
United States, California, Trinity, Philpot Campground, adjacent to creek, 40.466563 -123.183985, 793m
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HSC202562 Patricia Shesgreen 31 1978-04-22
United States, California, Colusa, Bear Valley Rd, 1.5 mi. from its junction with Hwy. 20, 39.01452 -122.37688, 412m
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HSC202393 Sheila Logan 77 1978-04-22
United States, California, Colusa, Bear Valley Rd, 1.5 mi. from its junction with Hwy. 20, 39.01452 -122.37688, 412m
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HSC202559 M. Alcasas 43 1978-04-22
United States, California, Colusa, Bear Valley Rd, 1.5 mi. from its junction with Hwy. 20, 39.01452 -122.37688, 412m
HSC
HSC202833 Jennifer Whipple 2343 1978-06-05
United States, California, Siskiyou, Weston Gulch in Scott Valley, 41.474178 -122.813732, 854m
HSC
HSC202560 Jennifer Whipple 2344 1978-06-05
United States, California, Siskiyou, Weston Gulch in Scott Valley, 41.474178 -122.813732, 854m
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HSC202809 Sheila Logan 141 1978-05-13
United States, California, Shasta, Beegum Gorge Rd. (FS Rd. 1S02), 40.33084 -122.91787, 976m
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HSC202826 J.P. Smith; J.O. Sawyer, Thomas W. Nelson 9442 1977-07-15
United States, California, Mendocino, Mendocino National Forest, 0.5 mi. E of Hells Half Acre on FS 20N02, 39.60989 -122.94323, 1951m
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HSC202821 J.P. Smith; J.O. Sawyer, Thomas W. Nelson 9451 1977-07-15
United States, California, Mendocino, Mendocino National Forest, 0.5 mi. E of Hells Half Acre on FS 20N02, 39.609 -122.9416, 1951m
HSC:HSC
HSC202639 R.W. Spjut; C.E. Edson 5010 1978-05-02
United States, California, San Bernardino, Mohave Desert, E of the town Morongo Valley at Morongo Valley Disposal Site., 915m
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HSC202574 Sheila Logan 88A 1978-04-22
United States, California, Lake, Barrel Springs Campground; E side of campground, 39.14288 -122.48125, 488m
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HSC202605 Thomas W. Nelson; Jane P. Nelson 3969 1978-04-30
United States, California, Colusa, Along SR 20 just E of Colusa-Lake County line, 39.01305 -122.38443, 549m
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HSC202625 Thomas W. Nelson; Jane P. Nelson 3932 1978-04-29
United States, California, Colusa, Along Bear Valley Rd, 2 mi. from the junction with State Route 20., 39.02 -122.38, 366m