UCR
Robert Kral 85690 1995-09-23
United States, Tennessee, Davidson, Banks of I-40, 2.6 miles west of Kingston Springs exit, 36.06083 -87.13333, 233m
UCR
Aven Nelson 1284 1911-07-22
United States, Idaho, Blaine, Guyer Hot Springs, 43.68306 -114.41, 1795m
UCR
A.C. Sanders 31418 2005-07-13
United States, California, San Diego, Boden Canyon Ecological Reserve at E end of San Pasqual Valley, lower part of reserve along Santa Ysabel Creek, from Clevenger Cyn. confluence downstream to 600 ft. level at section line, 33.08972 -116.90722, 183m
UCR
A.C. Sanders 22145 1998-07-02
United States, California, Ventura, Moorpark, hills south of Tierra Rejada Valley, along Read Rd. c. 1/2 mile east of Moorpark Rd, just west of Hwy 23, c. 1 mile NW of Wood Ranch Reservoir, c. 2 miles NE of Thousand Oaks; Moorpark, 34.24667 -118.84417, 209m
UCR
Suzanne Bell 411 2000-10-05
United States, California, San Diego, Cuyamaca Reservoir, south end of Fletcher Island, 32.98639 -116.57722, 1370m
UCR
Scott D. White 2094 1994-06-23
United States, California, Riverside, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow, 33.55333 -117.08889, 396m
UCR
Jon P. Rebman 36101 2019-09-09
United States, California, San Diego, Camp Pendleton, southeast portion of the base, north of the San Luis Rey entrance gate and just east of Vandegrift Blvd. Vicinity of a storm water basin on the south side of a housing area between Vandegrift Bvd and Russell St. Square: F6, 33.28331 -117.29997, 46m
UCR
Arnold Tiehm 19239 2022-09-17
United States, Nevada, Lincoln, southeast end of Upper Pahranagat Lake, 37.28753 -115.11908, 1020m
UCR
Beecher Crampton 3779 1956-08-20
United States, California, Shasta, Castle Crag, along Southern Pacific Railroad, 41.165 -122.29667, 640m
UCR
Beecher Crampton 2303 1954-11-02
United States, California, Solano, 2 miles south of Davis, Putah Creek, 38.52833 -121.755, 15m
UCR
George K. Helmkamp 11495 2006-10-08
United States, California, Calaveras, along Calif. Hwy 26, 0.8 mi east of Calif. Hwy 49 in the vicinity of Mokulumne Hill, 38.3025 -120.69028, 488m
UCR
A.C. Sanders 22192 1998-07-31
United States, California, Madera, near Twentytwo Mile House, just west of Hwy 41 on Road 208, 2.2 miles north of Hwy 145 at Four Corners, 37.03944 -119.78167, 166m
UCR
George K. Helmkamp 20141 2012-11-12
United States, California, El Dorado, El Dorado Hills; Windfield Parkway 0.2 mile south of White Rock Road, 38.64222 -121.07083, 175m
UCR
A.C. Sanders 2855 1982-07-20
United States, Arizona, Cochise, vicinity of Cypress Grove Campground in Rucker Canyon on the west side of the range, 31.77472 -109.31333, 1845m
UCR
A.C. Sanders 31265 2005-06-29
United States, California, San Diego, Boden Canyon Ecological Reserve at E end of San Pasqual Valley, lower part of reserve along Santa Ysabel Creek, near where road crosses and confluence of Boden Cyn. creek, 33.09139 -116.89611, 229m
UCR
Elizabeth Makings 2258 2005-10-05
United States, Arizona, Gila, Tonto National Forest, Canyon Creek within Rodeo-Chedeski burned area, c. 1 mi downstream from OW Ranch, 34.26528 -110.79833, 1921m
UCR
George K. Helmkamp 22170 2013-08-14
United States, California, Alpine, along CA-89, 0.6 mile south of Markleeville, 38.69667 -119.77333, 1691m
UCR
George K. Helmkamp 12865A 2007-09-01
United States, California, El Dorado, Happy Valley Road 3.2 miles east of its junction with CA-E-16 (just west of Sweeney’s Crossing), 38.655 -120.63333, 628m
UCR
A.C. Sanders 12469 1992-08-23
United States, California, San Bernardino, Oak Glen, Riley’s Farm on east side of Oak Glen Road c. 2 miles above Wildwood Canyon Road, 34.03278 -116.94278, 1372m
UCR
A.C. Sanders 24804 2001-09-03
United States, Arizona, Cochise, Sunny Flats Campground, Cave Creek Canyon, 31.88472 -109.175, 1738m
UCR
Elizabeth Painter HL-2935 1996-08-28
United States, California, Monterey, Fort Hunter Liggett Training Areas 23, 26, 27, Nacimiento River, near north end of The Palisades, c. 0.1 air km north of confluence with Los Burros Creek, 35.87272 -121.21658, 320m
UCR
Steven D. Glenn 13916 2012-10-05
United States, New Jersey, Passaic, Ringwood, Wanaque Resevoir, woods east-southeast of Ricker Drive, 41.1165 -74.28911, 91m
UCR
Barbara Ertter 15283 1996-09-02
United States, California, Contra Costa, South Gate Road, south side of Mount Diablo, not far inside park entrance near base of mountain, 37.84611 -121.92667, 500m
UCR
F.M. Reed 5658 1927-10-30
United States, California, San Bernardino, swamp on South “B” Street [now Mountain View Ave.], south of San Bernardino, 34.0875 -117.28611, 305m
UCR
R.D. Worthington 31711 2002-09-13
United States, New Mexico, Lincoln, Lincoln National Forest: along Eagle Creek and road 120 where pavement ends, 33.39083 -105.61017, 2073m
UCR
George K. Helmkamp 11324 2006-09-02
United States, California, El Dorado, along Georgetown Road, 0.3 mile northeast of Georgetown, 38.91167 -120.82083, 840m
UCR
George K. Helmkamp 14798 2009-05-24
United States, California, El Dorado, Sand Ridge Road, 3.0 miles west of its junction with Bucks Bar Road, 38.62833 -120.73722, 640m
UCR
Justin M. Wood 130 2008-09-19
United States, California, Riverside, Temecula - Murrieta Creek, downstream of First Street Bridge, 33.48333 -117.14167, 293m
UCR
George K. Helmkamp 11329 2006-09-02
United States, California, El Dorado, along Georgetown Road, 0.3 mile northeast of Georgetown, 38.91167 -120.82083, 840m
UCR
John C. Roos s.n. 1963-08-18
United States, California, San Bernardino, Residential garden in Loma Linda, 34.05278 -117.26028, 335m
UCR
F.M. Reed 2900 1909-09-22
United States, California, San Bernardino, Hot Springs Canyon, Arrowhead, 34.18833 -117.26417, 1098m
UCR
F.M. Reed 1829 1907-08-18
United States, California, San Bernardino, damp lands north of San Bernardino, 34.12944 -117.26639
UCR
John C. Roos s.n. 1950-07-20
United States, California, San Bernardino, Loma Linda, 34.05278 -117.26028
UCR
R.D. Worthington 31817 2002-09-27
United States, New Mexico, Lincoln, Lincoln National Forest: Eagle Creek, 33.38894 -105.54794, 2012m
UCR
R.G. Swinney 2582 1993-08-18
United States, California, San Bernardino, Glen Helen Regional Park. Extreme northwest end of park at Sycamore Flat, 34.19861 -117.41333, 598m
UCR
D. Stenger 81--128 1981-05-11
United States, California, Kern, Eastside Canal, 0.5 mile south of Panama Lane, Lamont, 35.29306 -118.90528, 213m
UCR
Stephen J. Myers 91--34 1991-09-10
United States, California, San Bernardino, near Victorville, Mojave Narrows Regional Park, along the Mojave River, 34.52167 -117.27472, 823m
UCR
Scott D. White 1555 1993-06-15
United States, California, San Bernardino, Redlands, Santa Ana River Wash between Alabama St. and Tennessee St. (Hwy 30) crossings, 34.1 -117.2, 366m
UCR
John C. Roos s.n. 1965-09-15
United States, California, San Bernardino, Mojave River at Victorville, 34.53333 -117.2875, 808m
UCR
Peter H. Raven 16740 1961-09-24
United States, California, San Bernardino, along the Mojave River just east of Victorville, 34.53278 -117.28361, 610m
UCR
Beecher Crampton 8386 1968-10-01
United States, California, Napa, c. 3 mi N of Moskowite Corner on hwy 128, 38.47739 -122.23589
UCR
A.C. Sanders 15481 1994-08-28
United States, California, San Bernardino, SW end of Silverwood Lake, 34.28333 -117.36667, 1030m
UCR
R.G. Swinney 8413 2005-08-09
United States, California, Los Angeles, Big Rock Creek at Paradise Springs, 34.39583 -117.80778, 1439m
UCR
G. Fred Hrusa 13575 1996-09-06
United States, California, Glenn, Howard Slough near confluence with Butte Creek, 39.45 -121.88333, 23m
UCR
George K. Helmkamp 6017 2000-09-12
United States, Arizona, Cochise, west end of the city of Benson, along Hwy I-10, 31.96333 -110.34806, 1250m
UCR
F.M. Reed 5624 1927-10-13
United States, California, Orange, Santa Ana River channel above Sulphur Slide [Hill], 33.87167 -117.70389, 152m
UCR
George K. Helmkamp 13095 2007-10-13
United States, California, San Joaquin, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road, 38.17667 -121.115, 37m
UCR
Scott D. White 2489 1994-10-17
United States, California, Riverside, Temecula: Murrieta Creek channel directly west of Cherry Street., 33.51667 -117.18333, 308m
UCR
C.W. Tilforth 2168 1981-08-28
United States, California, Inyo, between Fish Slough Road and Fish Slough, north of Bishop, 37.47611 -118.40944, 1277m
UCR
Scott D. White 3572 1995-08-23
United States, California, Riverside, San Jacinto River, just north of city of San Jacinto boundary, c. 1 mile SE of bridge at State Street, 33.81389 -116.95917, 463m
UCR
O.F. Clarke s.n. 1970-09-24
United States, California, Riverside, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge, 33.96889 -117.43528, 216m
UCR
F.M. Reed 416 1903-12-18
United States, California, Riverside, Riverside, Box Springs Mtns. foothills, natural bridge, Little Arroyo. [E edge of town near Tequesquite Arroyo and Chicago Ave, “Little Arroyo” evidently drained into Arroyo T. from the N a short distance west of Chicago Ave.- notes by A. Sanders, 1993], 33.96472 -117.34944, 293m
UCR
F.M. Reed 1137 1906-07-10
United States, California, Riverside, Riverside, Chicago Ave. south of 8th St. (University Ave.), 33.97472 -117.34833, 293m
UCR
Scott D. White 3379 1995-06-29
United States, California, Riverside, Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing, 33.56667 -117.24167, 351m
UCR
Mitch Provance 903 1998-07-23
United States, California, Riverside, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411; Jurupa Mountains, 34.01667 -117.43333, 290m
UCR
A.C. Sanders 6499 1986-05-20
United States, California, Riverside, Vacant lot where an orange grove was recently removed, across the street from 1012 Spruce St., 33.98972 -117.33306, 305m
UCR
John C. Roos 6518 1955-07-23
United States, California, Inyo, Saline Valley, below mouth of Hunter Canyon, 36.71444 -117.84722, 351m
UCR
Steve Boyd 3762 1989-07-18
United States, California, Riverside, Vail lake area, conflence of Kolb Creek with lake., 33.48472 -116.97889, 427m
UCR
George K. Helmkamp I--24 1990-09-23
United States, California, Modoc, Warner Mountains. Goose Lake, within 0.1 mile of the Oregon border, 41.99167 -120.32778, 1476m
UCR
Arnold Tiehm 16455 2012-07-10
United States, Nevada, Elko, Ruby Valley National Wildlife Refuge, southwest end of the North Sump, 40.22555 -115.47487, 1799m
UCR
George K. Helmkamp 1224 1996-09-26
United States, California, Mono, city of Mammoth Lakes, 37.64667 -118.975, 2470m
UCR
A.C. Sanders 15810 1994-10-09
United States, California, Riverside, Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell, 33.96361 -116.64917, 564m
UCR
A.C. Sanders 7129 1987-07-05
United States, California, Stanislaus, c. 5 miles west of Turlock, across the road from 6524 Moffett Rd, south of Keyes Road, 37.54306 -120.94639, 27m
UCR
D.L. Banks 1122 1996-06-06
United States, California, Riverside, NW Palomar Mtns; NW foothills of Dorland Mtn; S end of Los Caballos Road, approximately 20 m north of the gate to the University of California-Emerson Oaks Reserve, across the junction with the road to the local golf course, in a vineyard, 33.47 -117.04167, 427m
UCR
R.G. Swinney 15382 2011-06-30
United States, California, Los Angeles, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon, 34.30111 -118.11222, 1085m
UCR
Vincent Sell s.n. 1979-10-14
United States, California, Tulare, Terra Bella, Ave. 80, 35.92736 -118.94881, 244m
UCR
A.C. Sanders 2322 1981-08-24
United States, California, Ventura, Oxnard, southeast of town, near intersection of Hwy 1 and Pleasant Valley Road, 34.16667 -119.14306, 15m
UCR
Beecher Crampton 850 1952-08-25
United States, California, Yolo, city of Davis, 38.71306 -121.76833, 13m
UCR
Henry M. Pollard s.n. 1971-10-22
United States, California, Ventura, Ojai, Stewart Canyon Basin on Valley View Road near head of Signal Street, 34.45917 -119.24472, 282m
UCR
George K. Helmkamp 14204 2008-10-06
United States, California, Yuba, junction of CA-65 and Ostrom No. 3 Road, southeast of Olivehurst, 39.06806 -121.51278, 24m
UCR
Mitch Provance 7621 2003-07-06
United States, California, San Bernardino, Santa Ana River Wash, from N. Main St./ Riverside Ave. to c. 0.25 mi. west of the bridge, 34.02417 -117.36361, 252m
UCR
Reid Moran 29793 1981-08-12
Mexico, Baja California (norte), Ensenada, Rancho el Manso, 4 km ENE of San Antonio de las Minas, 31.97917 -116.62083, 275m
UCR
Reid Moran 29255 1980-09-20
Mexico, Baja California (norte), Ensenada, La Bocana de Santo Tomás, on Punta Chino road, 31.53333 -116.65833, 5m
UCR
R.G. Swinney 9805 2008-11-10
United States, California, San Bernardino, Cajon Pass, 0.6 mi. SW of Swarthout Canyon Rd. junction with Cajon Road, 34.26778 -117.45972, 805m
UCR
George K. Helmkamp 15647 2009-09-22
United States, California, Amador, junction of Shenandoah Road (CA-16) and Steiner Road, southwest of River Pines, 38.53083 -120.80306, 750m
UCR
David Charlton 566 1986-08-18
United States, Utah, Wayne, Capitol Reef National Park, Grand Wash Trail above the campground and the Fremont River, 38.25 -111.33333, 1646m
UCR
R.D. Worthington 13724 1985-09-21
United States, New Mexico, Luna, Spring Canyon State Park, upper Spring Canyon, 32.14361 -107.61778, 1677m
UCR
George K. Helmkamp 12571 2007-07-23
United States, California, El Dorado, Rock Creek road, 7.1 miles east of its junction with CA-193, 38.78806 -120.76806, 567m
UCR
Beecher Crampton 1694 1953-10-15
United States, California, Yolo, Capay, along Cache Creek, 38.712 -122.05161
UCR
Margaret R. Mulligan 1278 2005-07-26
United States, California, San Diego, McGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Cajon. SE of intersection of Willow Glen Dr and Hillsdale Rd, in bed of Sweetwater River. San Diego Atlas Square R14, 32.75514 -116.89853, 112m
UCR
R.D. Worthington 30838 2001-10-07
United States, New Mexico, Lincoln, Lincoln National Forest: Hwy 120, where pavement ends and road turns N to cross Eagle Creek, 33.38967 -105.61067, 2111m
UCR
George K. Helmkamp 14186 2008-10-02
United States, California, Sacramento, Latrobe Road, 4.9 miles west of Latrobe and just east of the El Dorado Co. line, 38.53778 -121.06, 152m
UCR
George K. Helmkamp 22430 2013-10-15
United States, California, El Dorado, Oak Hill Road, 2.9 miles south of its junction with Pleasant Valley Road, c. 5 miles SSE of Placerville, 38.64167 -120.7825, 617m
UCR
Albert Ruth 173 1910-09-01
United States, Texas, Tarrant, Fort Worth, 32.72528 -97.32056, 152m
UCR
Anuja Parikh 2026 2004-06-02
United States, California, Los Angeles, Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek, 34.42083 -118.63222, 290m
UCR
Peter Rubtzoff 8384 1975-09-23
United States, California, El Dorado, c. 1 mile east of Georgetown on Wentworth Springs Road, 1.3-1.4 miles east of junction with Hwy 193, 38.91139 -120.82222, 823m
UCR
R.G. Swinney 13664 2010-09-01
United States, California, Los Angeles, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St., 34.27083 -118.34556, 338m
UCR
Jon P. Rebman 25284 2012-11-06
United States, California, San Diego, Camp Pendleton, Training Area Hotel, in the extreme eastern part of the Base, northwest of Fallbrook and just north of De Luz Road, along the Santa Margarita River just north of the De Luz Road bridge. Square: C7, 33.39939 -117.26339, 85m
UCR
Mitch Provance 2085 2000-07-04
United States, California, Riverside, Riverside; Santa Ana River Wash, between the Market St. and Riverside Ave. crossings; Riverside, 34.01667 -117.37222, 244m
UCR
Jim André 20147 2009-09-03
United States, Oregon, Harney, just east of Steens Mountain, along west shore of Mann Lake; Alvord Desert, 42.7743 -118.45073, 1279m
UCR
Ellen Dean 6865 2010-08-29
United States, California, Tehama, western edge of Lake Almanor off Hwy 89, 40.24056 -121.205, 1372m
UCR
Arnold Tiehm 10898 1986-08-20
United States, Nevada, Elko, 1.5 road mi E of Deeth on the road to the O’Neil Basin, backwaters of the Humboldt River, 41.07836 -115.24561, 1628m
UCR
Elizabeth Painter HL-2972 1996-08-30
United States, California, Monterey, Fort Hunter Liggett, Cantonment, former site of trailer park and Jolon Village Store, c. 0.1 air km southwest of junction of Mission Creek and Jolon Roads, c. 0.4 air km due west of Jolon Creek, c. 2.5 air km due north of San Antonio River, 35.96678 -121.17622, 295m
UCR
Beecher Crampton 2265 1954-09-09
United States, California, Yolo, 5 miles west of Davis., 38.54667 -121.865, 15m
UCR
T.B. Salvato 3897 2009-08-30
United States, Ohio, Hocking, c. 42 miles southeast of Columbus, just outside the entrance to Hocking Hills State Park, 0.32 mile southeast of the junction of Hwy 664 and Hwy 374, 39.43639 -82.52722, 320m
UCR
Gary D. Wallace 1837 1979-05-02
United States, California, Los Angeles, Arcadia, vacant lot at SW corner of N Baldwin Ave. and W Foothill Blvd., 34.15056 -118.05361, 194m
UCR
Valerie Soza 1361 2001-07-20
United States, California, Los Angeles, Intersection of North Beaudry Motorway and Deer Creek, 34.19058 -118.24983, 518m
ASU:CCH
ASU0301673 E. Weigel 65 2001-08-13
USA, Arizona, Cochise, Hereford, 7829 E. Lower Ranch Rd. 1/4 mile off Moson Rd., 31.51 -110.185
ASU:CCH
ASU0301674 E. Weigel 66 2001-08-13
USA, Arizona, Cochise, Hereford, 7829 E. Lower Ranch Rd. 1/4 mile off Moson Rd., 31.51 -110.185
USU:UTC
UTC00216231 S Goodrich 24710 1994-09-07
United States, Utah, Duchesne, Ashley National Forest ; Indian Canyon below Ashley NF bdry on Hwy 191, 39.9291667 -110.6791667, 2088m