HSC
Carl C. Marshall 456 1887-06-00
United States, California, Humboldt, Near Harris., 40.084299 -123.65911
HSC
Carl C. Marshall 160 1886-05-00
United States, California, Humboldt, Vicinity of Humboldt Bay., 40.833696 -124.131426
HSC
Carl C. Marshall 371 1887-04-00
United States, California, Humboldt, Hoopa Valley., 41.09985 -123.709504
HSC
Carl C. Marshall 372 1887-04-00
United States, California, Humboldt, Hoopa Valley., 41.09985 -123.709504
HSC
HSC203226 Lowell Ahart 16,433 2009-10-12
United States, California, Napa, Below the high water line of Lake Berryessa, along Capell Creek E of rest area, 3/4 mi. NE of Hwy. 128 on Berryessa Knoxville Rd, 3/4 mi. SW of Capell Cove Launch Ramp, 19 (air) mi. W of Winters., 38.51030556 -122.2325556, 133m
HSC
HSC203670 Lowell Ahart 17,387 2011-06-07
United States, California, Yuba, 150 yd. W of S end of Parks Bar Bridge (Hwy. 20), 15 (air) mi. NE of Marysville., 39.21822222 -121.3365833, 66m
HSC
HSC203669 Lowell Ahart 13,779 2007-05-12
United States, California, Yuba, 13 (air) mi. NE of Marysville, ~400 yd. N of Fruitland Rd, ~50 yd. N of the second power tower, ~30 ft. E of a culvert., 39.299 -121.5005556, 28m
HSC
HSC203416 Lowell Ahart; John Dittes 16,944 2010-07-30
United States, California, Siskiyou, N side of water ditch, ~30 yd. S of the Shasta River, ~80 yd. W of the pipe across the river, ~200 yd. E of East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 (air) mi. SW of Big Springs Lake, 4.6 (air) mi. NW of Dwinnel Dam, 5.7 (air) mi. SE of Grenada., 41.59070556 -122.4383611, 717m
HSC
HSC203568 Lowell Ahart 15,394 2008-09-10
United States, California, Plumas, Below the high water line of Little Grass Valley Revervoir, N of the South Fork of the Feather River, SW of the horse camp, 4.5 (air) mi. N of La Porte., 39.74713889 -120.9686944, 1538m
HSC
HSC203667 Lowell Ahart 16,786 2010-06-09
United States, California, Butte, ~100 yd. W of the fence, ~1/2 mi. S of the improved parking area and Cherokee Rd, N Table Mountain, 5 1/2 (air) mi. NE of Oroville., 39.59180556 -121.5413611, 399m
HSC
HSC203577 Lowell Ahart 16,785 2010-06-09
United States, California, Butte, Bottom of small drainage, 100 yd. W of the fence, 0.5 mi. S of improved parking area and the Cherokee Rd, North Table Mountain, 5.5 (air) mi. NE of Oroville, 39.59180556 -121.5413611, 399m
HSC
HSC203572 Lowell Ahart 16,684 2010-05-16
United States, California, Butte, ~0.25 mi. S of the parking area, North Table Mountain, 4.5 (air) mi. NE of Oroville., 39.57761111 -121.5450278, 372m
HSC
HSC203668 Lowell Ahart 16,653 2010-05-14
United States, California, Butte, Bottom and sides of drying pond, W side of the old Humboldt Rd, Disc Golf Area, ~150 yd. N of the entrance to the Disc Golf Area, ~40 yd. W of Hwy. 32, Upper Bidwell Park, 5 (air) mi. NE of Chico., 39.78080556 -121.7314444, 396m
HSC
Miss Handy 342 1886-06-00
United States, California, Humboldt, Maple Cr. & Salmon Cr.
HSC
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
HSC
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
HSC
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
HSC
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
HSC
HSC203467 R.G. Swinney 10506 2009-04-28
United States, California, Los Angeles, Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd., 34.47944444 -118.0677778, 1226m
HSC
HSC202897 Dave Silverman; Cindy Hopkins
United States, California, Inyo, detailed locality information protected
HSC
HSC203259 A.C. Sanders; Ann Howald 39180 2011-04-19
United States, California, Inyo, NE Mojave Desert: Pahrump Valley at Calvada Springs, Ave. D west of Zircon St, 1 mile north of Old Spanish Trail Hwy, 35.98635 -115.89375, 795m
HSC
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
HSC
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
HSC
HSC203505 Jim André; Jacob Landis 24511 2013-04-26
United States, California, San Bernardino, Old Woman Mountains; along Sunflower Springs Road at Carson Wash, 7.3 mi. NNW of Sunflower Springs, approx. 12 mi. SE of Essex., 34.63266667 -115.1540833, 916m
HSC
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
HSC
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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HSC202987 Nikolaus Gillen; Michelle Bihler 13 2014-03-20
United States, California, Contra Costa, Mount Diablo State Park. Eagle Peak Trail., 37.90452 -121.9371, 649m
HSC
HSC203062 M. R. Mesler; Robin Bencie, K. A. Wayman, Sydney Carothers 863 2011-07-12
United States, California, Humboldt, Patterson Meadows, 41.057611 -123.494879, 1566m
HSC
HSC203090 M. R. Mesler; Robin Bencie, K. A. Wayman, Sydney Carothers 873 2011-07-12
United States, California, Humboldt, Patterson Meadows, 41.057611 -123.494879, 1566m
HSC
HSC203100 M. R. Mesler; Robin Bencie, K. A. Wayman, Sydney Carothers 928 2011-07-12
United States, California, Humboldt, Along trail from Rustic Camp to Patterson Meadows, 41.06015 -123.495661, 1534m
HSC
HSC203099 M. R. Mesler; Robin Bencie, Ian Zacher 1588 2013-06-28
United States, California, Humboldt, Slopes above Bret Hole and below trail 6E18, 1.5 km SSW of Trinity Summit., 41.0597 -123.4711, 1778m
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
HSC
HSC203061 M. Mesler 831 2010-07-15
United States, California, Trinity, South Fork Mtn, FS rd 4N12, c. 8 miles north of Hwy 36, 40.507356 -123.499299, 1707m
HSC
HSC203098 M. Mesler 803 2009-06-01
United States, California, Glenn, Spur Rd 2N11 off FH 7, SE of Mendocino Pass, 39.732029 -122.860735, 1939m
HSC
HSC203413 Michael G. Simpson; Michael Mesler, Michael Mayer 3016 2008-05-28
United States, California, Humboldt, Above College Cove (north of Trinidad State Beach); along path to beach., 41.06786 -124.14941, 61m
HSC
HSC203578 Thomas W. Nelson; Jane Nelson 9297 2005-04-21
United States, California, Shasta, Dersch Rd, 1.9 mi. from junction with Deschutes Rd. along Dry Creek, below bridge, 40.478705 -122.203089, 147m
HSC
HSC203604 Thomas W. Nelson 9324 2005-05-24
United States, California, Trinity, Vacant lot in Weaverville, at jct. of State Rte. 299 and Mountain View Street., 40.724828 -122.937336, 676m
HSC
HSC203691 Thomas W. Nelson; Jane Nelson 6875 1982-05-15
United States, California, Shasta, Along Lewiston Turnpike, 2.8 mi. from junction with State Route 299, 40.67123 -122.65909, 610m
HSC
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
HSC
HSC203297 G. Fred Hrusa; T.D. Wilfred 12958 1996-06-10
United States, California, Shasta, Lassen National Forest. Intersection of Hwy. 44 and US Forest Service Rd. S16., 40.61666667 -121.6, 1640m
HSC
HSC203273 G. Fred Hrusa; B. Follansbee 14453 1998-05-23
United States, Oregon, Josephine, Lone Mt, 2.5 SW of OBrien., 42.042054 -123.749514
HSC
HSC202607 Dana York 2830 2003-06-19
United States, California, Inyo, Grapevine Mountains; ~12.1 km E-SE of Scottys Castle., 36.99361111 -117.2033333, 2530m
HSC
HSC203566 L. Ahart; John Dittes 18284 2012-07-09
United States, California, Lassen, About 5.5 air mi. NE of Bieber, Ash Creek Wildlife Area, ~100 yds. SE of tall poles, 41.17525 -121.0655, 1268m
HSC
HSC203567 L. Ahart; John Dittes 16378 2009-09-07
United States, California, Plumas, About 2,000 ft. NW of Lake Almanor Dam, below the high water line of Lake Almanor, 40.17538889 -121.0946944, 1591m
HSC
HSC203729 L. Ahart; John Dittes, Josephine Guardino 14676 2008-04-12
United States, California, Merced, About 8.5 mi. SSE of Merced, 3.7 mi. W of Hwy. 99; ~ 0.5 mi. S of the wire gate of the south side of Sandy Mush Road., 37.17627778 -120.3995278, 53m
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HSC203412 E.R. Fyer 32 2015-04-29
United States, California, Humboldt, Arcata Community Forest, 40.87557 -124.06739, 166m
HSC
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
HSC
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
HSC
HSC203504 R.G. Swinney 10430 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, 34.627893 -117.933444, 915m
HSC
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
HSC
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
HSC
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
HSC205758 Thomas W. Nelson; Jane Nelson 6950 1982-05-29
United States, California, Glenn, Along Black Diamond Creek, beside road to Black Diamond Mtn, 1.4 mi. from junction with county road north of Stonyford., 39.41449 -122.571056
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
HSC203420 Peter Sorensen sn 1976-06-02
United States, California, Humboldt, Woodley Island, 40.810058 -124.160617
HSC
HSC202649 Peter Sorensen sn 1976-06-14
United States, California, Humboldt, North spit, 40.78526 -124.208265
HSC
HSC203074 Wendell Wood 221 1970-07-19
United States, California, Mono, In canyon, 3 mi. above Lundy Lake (off Hwy. 395, 7 mi. N of Lee Vining), 38.0346 -119.2073, 2439m
HSC
HSC203454 D. Santana 115 1970-11-15
United States, California, Humboldt, Near Fickle Hill Rd. and 7th St., 40.875654 -124.072101
HSC
HSC203643 Gary J. Stebbins 23 1970-03-24
United States, California, Calaveras, Along road to Pardee Dam, 1.3 mi. N of Valley Springs, 38.214282 -120.832772, 198m
HSC
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
HSC
HSC203370 C.E. Fellows 276 1970-06-25
United States, Oregon, Douglas, Diamond Lake, E edge of Diamond Lake in campground, 43.1601466 -122.134696
HSC
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
HSC
HSC203154 William J. Ferlatte 91 1966-06-22
United States, California, Siskiyou, Along the South Fork of the Salmon River, between the campground and Carters, 41.043696 -122.933538, 1524m
HSC
HSC202445 J.O. Sawyer 867 1969-07-11
United States, California, Siskiyou, Ravine above C.C.C. road., 41.330346 -122.909487, 1280m
HSC
HSC202849 J.O. Sawyer 2008 1969-09-12
United States, California, Siskiyou, Hanging valley N of Wildcat Peak, 41.286753 -122.907809, 2012m
HSC
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
HSC
HSC202447 J.O. Sawyer 1878 1969-08-04
United States, California, Siskiyou, S of S Sugar Lake, 41.276824 -122.942894, 2104m
HSC
HSC202449 J.O. Sawyer 1673 1969-08-01
United States, California, Siskiyou, SE facing slope above Duck Lake Creek, 41.317079 -122.941931, 1951m
HSC
HSC202448 J.O. Sawyer 956 1969-07-01
United States, California, Siskiyou, Ridge above Paynes Lake Creek, 41.34439 -122.937203, 1433m
HSC
HSC203014 J.O. Sawyer 1583 1969-07-26
United States, California, Siskiyou, SE facing slope near Sugar Creek, 41.29696 -122.92946, 1700m
HSC
HSC203627 Larry Berti 21 1969-03-15
United States, California, Tehama, N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from dam, 40.210312 -122.011372, 213m
HSC
HSC203531 L.C. Wheeler 2627 1934-06-03
United States, California, Siskiyou, Cherry Flat, Klamath River, 41.829227 -122.976022, 518m
HSC
HSC203087 J.O. Sawyer 1200 1969-07-09
United States, California, Siskiyou, Near C.C.C. road, N of Sugar Creek, 41.315739 -122.909252, 1433m
HSC
HSC203081 J.O. Sawyer 949 1969-06-13
United States, California, Siskiyou, Slope above Little Duck Lake, 41.304455 -122.953396, 2134m
HSC
HSC203160 J.O. Sawyer 1199A 1969-07-24
United States, California, Siskiyou, NE facing slope above Sugar Lake, 41.301069 -122.935985, 1784m
HSC
HSC203085 J.O. Sawyer 1040 1969-07-03
United States, California, Siskiyou, Near Lipstick Lake, 41.329546 -122.964649, 1951m
HSC
HSC203084 J.O. Sawyer 1675 1969-08-01
United States, California, Siskiyou, SE facing slope above Duck Lake Creek, 41.311567 -122.945021, 1951m
HSC
HSC203086 J.O. Sawyer 1137 1969-07-16
United States, California, Siskiyou, SW facing upper slope SW of Waterdog Lake., 41.263465 -122.985362, 2104m
HSC
HSC203082 J.O. Sawyer 364 1968-07-02
United States, California, Siskiyou, Upper drainage of Joe Creek, 41.948098 -123.086878, 1677m
HSC
HSC203012 J.O. Sawyer 1790b 1969-08-03
United States, California, Siskiyou, Alluvial terrace along Duck Lake Creek, 41.31224 -122.94285, 1921m
HSC
HSC202988 D.E. Anderson; J.P. Smith 5037 1970-04-16
United States, California, Trinity, Cold Spring Campground; along Hwy. 3, ca. 3 mi. E of Peanut, 40.44858 -123.21416
HSC
HSC202989 D.E. Anderson; J.P. Smith 5047 1970-04-23
United States, California, Trinity, Along road to Hobo Gulch Campground, 6 mi. N of its junction with Hwy. 299, 40.86076 -123.14657
HSC
HSC203067 John Pratt 57 1970-06-30
United States, California, Plumas, Humboldt Summit, 40.151778 -121.433194
HSC
HSC203089 John Pratt 58 1970-06-30
United States, California, Plumas, Humboldt Summit, 40.151778 -121.433194
HSC
HSC203277 D.E. Anderson 3581 1965-05-01
United States, California, Humboldt, Along road to Bluff Creek campground, about 3 mi. from its junction with Hwy. 96, 41.22515 -123.65834
HSC
HSC203626 Norman Dennis 114 1965-06-11
United States, California, Humboldt, 1/4 mi. S and 1 mi. E of the junction of Barry Ridge Rd. and the Eureka-Bridgeville county road, along Ashfield Ridge Rd. About 5 mi. SE of Kneeland, 40.718659 -123.930647, 793m
HSC
HSC203432 L.A. Wright Jr. 25 1971-04-04
United States, California, San Mateo, 0.5 mi. E on Gazos Creek Rd. from junction with Cloverdale Rd, 6.5 mi. S off of Pescadero Rd, about 3 mi. E off of Hwy. 1. On N side of Gazos Creek, about 25 ft. from the creek and about 100 ft. from the road, 37.18595 -122.331619, 91m
HSC
HSC202269 J.O. Sawyer 2542A 1970-05-02
United States, California, Trinity, Above New River, 40.8581 -123.468, 244m
HSC
HSC202933 Mary Katherine Wicksten 149 1971-07-02
United States, California, San Mateo, Huddart Park, Miwok Flat, 37.4352 -122.29895
HSC
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
HSC
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
HSC
HSC202776 D.E. Anderson; D. Santana, J. Lackey 5267 1971-07-15
United States, California, Trinity, Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam., 40.342505 -123.532775, 1341m
HSC
HSC203745 James Henrickson 5541 1971-05-02
United States, California, Los Angeles, 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert, 34.588333 -117.852778, 854m
HSC
HSC203159 J.P. Smith; J.O. Sawyer, Maralyn OMeara 5692 1972-07-03
United States, California, Siskiyou, E slope of Kangaroo Mtn. above Toehead Lake., 41.926762 -123.191458, 1890m
HSC
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
HSC
HSC203284 J.P. Smith; J.O. Sawyer 5339 1972-05-27
United States, California, Trinity, 1 mi. S of Dan Rice Creek along Scott Mtn. Creek, Hwy. 3, 41.247523 -122.665192, 1220m
HSC
HSC203719 J.P. Smith; J.O. Sawyer 5301 1972-05-27
United States, California, Trinity, Eagle Creek Campground, along Trinity River., 41.151458 -122.670586, 869m
HSC
HSC202319 Thomas W. Nelson 396 1971-04-24
United States, California, Trinity, Along New River Trail, 41.0094 -123.3475
HSC
HSC202938 J.P. Smith; J.O. Sawyer 5870 1973-03-11
United States, California, Trinity, Trail along the Trinity River and New River beginning at Grays Falls, 40.85397 -123.4841
HSC
HSC202346 T.O. Osborne 15 1970-04-08
United States, California, Humboldt, Sugarloaf Rock, Cape Mendocino, 40.4401045 -124.4078433, 76m