UCR
UCR0087932 Scott D. White 5210 1997-05-21
United States, California, Los Angeles, San Gabriel River Canyon: north of Azusa, river wash north of Hwy 39, c. 2 road mi north of Foothill Blvd., 34.15833 -117.9, 229m
UCR
UCR0087599 Justin M. Wood 1214 2009-07-27
United States, California, San Bernardino, Chino Hills State Park, McDermont Spring, 33.91667 -117.74167, 351m
UCR
UCR0087789 A.C. Sanders 8756 1988-11-06
United States, California, Imperial, Imperial Valley, NW of Brawley along Kalin Road between Fredricks and Walker Roads, 33.04167 -115.57861, -46m
UCR
UCR0088017 Steven A. Junak SCa--1086 1999-09-10
United States, California, Los Angeles, Santa Catalina Island. South side of upper reservoir, Bulrush Canyon, 33.33861 -118.41806, 317m
UCR
R.D. Worthington 12141 1984-06-24
United States, New Mexico, Otero, Upper Russia Canyon about 0.2 mile east of Hwy 64, 32.89694 -105.77222, 2713m
UCR
UCR0087870 John F. Green s.n. 2006-04-27
United States, California, Riverside, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte, 33.53667 -117.12056, 351m
UCR
UCR0087655 Dan S. Cooper 614--38 2014-06-26
United States, California, Los Angeles, Griffith Park, lower Brush Canyon, 34.12453 -118.31406, 194m
UCR
UCR0087984 George K. Helmkamp 22271 2013-09-07
United States, California, El Dorado, east side of Mormon Emigrant Trail, 2.7 miles west of its junction with CA-88/Carson Pass Hwy, 38.64306 -120.24806, 2264m
UCR
Wendy C. Hodgson 10687 1997-11-08
United States, Arizona, Yavapai, Watson Lake, just NE of Prescott, 34.59323 -112.419, 1515m
UCR
UCR0087975 Scott D. White 92--25 1992-03-15
United States, California, Merced, along Hwy 152 at Los Banos, 37.05583 -120.96417
UCR
UCR0088209 Mitch Provance 815--59 2015-08-10
United States, California, Tulare, Tyler Gulch, 10.5. mi ENE of Richgrove, transmission corridor between Los Angeles Stage Road and the White River, 35.81969 -118.91739, 250m
UCR
David Charlton 960 1987-08-08
United States, Nevada, White Pine, Great Basin National Park, 5 mile trail from Baker Lake Trailhead to Baker Lake. 60 miles east of Ely, near Utah border, 38.96861 -114.28167, 2744m
UCR
UCR0087881 Michael D. Wilcox s.n. 1997-01-08
United States, California, Riverside, In a vineyard c. 2.5 air mi. west of Glen Avon, just east of San Bernardino County line at Milliken Ave. & just south of Riverside Dr., 34.025 -117.55433, 241m
UCR
UCR0087956 Greg de Nevers 10773 1995-09-25
United States, California, Sonoma, Pepperwood Ranch Natural Preserve, 3450 Franz Valley Road, Santa Rosa, 38.56667 -122.7, 100m
UCR
UCR0087965 Glenn M. Greenwald s.n. 1992-06-05
United States, California, San Diego, Ramona; St. Vincent de Paul shelter at 1000 Rancho Maria Lane, 33.04278 -116.86167, 420m
UCR
W.A. Weber 17006 1983-08-01
United States, Colorado, Montrose, Black Canyon of the Gunnison National Monument. South Rim, East Portal Road; along the Gunnison River, 38.52083 -107.63717
UCR
UCR0088121 Steve Boyd 11119 2004-05-04
United States, California, San Diego, hills north of Warner Springs, north Indian Flats Campground of Cleveland National Forest along Road 9S05, 33.35981 -116.67292, 899m
UCR
UCR0087981 Steven A. Junak SC--1874 1990-05-29
United States, California, Santa Barbara, Santa Cruz Island: Upper Canada de los Sauces, along road about 0.95 mi from intersection with S Ridge Rd, 34.01708 -119.81189, 259m
UCR
UCR0087476 George K. Helmkamp 16323 2010-06-19
United States, California, El Dorado, about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road, 38.58444 -120.59, 1021m
UCR
Margaret Douglass 61--630 1961-09-16
United States, Colorado, Grand, Rocky Mtn National Park. Ditch road directly west of Little Yellowstone, north of Grand Lake, 40.44944 -105.86056, 3110m
UCR
UCR0088214 Ann Howald 3242 2014-07-27
United States, California, Mono, Warren Canyon, along main branch of Warren Fork (of Lee Vining Crk), c. 1.5 miles northwest of Hwy 120, 37.96628 -119.24278, 2941m
UCR
A.C. Sanders 37120 2009-06-30
United States, Rhode Island, Washington, town of Westerly, Woody Hill Mgmt Area, S of Bradford and N of Haversham along Woody Hill Extension (dirt road), S of Woody Hill Rd, between highways 91 & 216, NE of Dunns Corners, 41.37963 -71.74793, 46m
UCR
UCR0087982 Henry M. Pollard s.n. 1964-05-28
United States, California, Santa Barbara, Santa Barbara, parking space at corner of Villa Mora and Anapamu Streets, 34.42639 -119.70167, 27m
UCR
George K. Helmkamp s.n. 1989-08-03
United States, Nevada, Douglas, Zephyr Cove, east side of Lake Tahoe, 39.00639 -119.94694, 1905m
UCR
A.C. Sanders 32992 2006-06-29
United States, Rhode Island, Washington, NW of Snug Harbor, along Old Post Rd. and Hwy 1 between Succotash Rd. and Ministerial Rd. at Perryville, 41.39806 -71.54611, 15m
UCR
UCR0087999 G.F. Pratt s.n. 1994-07-10
United States, California, Inyo, China Lake Naval Weapons Center, Coso Range, 2.5 miles SE of Coso Peak, 36.18 -117.6825, 2195m
UCR
UCR0087615 Jon P. Rebman 9248 2003-06-03
United States, California, San Diego, Otay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; c. 1 mile south of Otay Lakes Road; south end of reserve near Olive grove, 32.60667 -116.88139, 380m
UCR
UCR0088208 Peter Rubtzoff 5452A 1964-07-29
United States, California, Sonoma, Bodega Bay Marsh, 38.3125 -123.06083, 15m
UCR
UCR0088025 R.G. Swinney 11341 2009-07-22
United States, California, Los Angeles, Sulphur Spring Campground, on South Fork Little Rock Creek, 34.36722 -117.9875, 1585m
UCR
Lyle Gaston 72730--02 1972-07-30
United States, Alaska, Matanuska-Susitna, Eureka Summit, on State Highway #1 [milepost 137.4, Glenn Highway], 61.93778 -147.17444, 1006m
UCR
UCR0088161 Peter Rubtzoff 10201 1990-07-21
United States, California, San Francisco, Vicinity of Fort Point, Presidio, along Marine Drive between Fort Point administrative offices and the fort, 37.80889 -122.47361
UCR
UCR0087813 A.C. Sanders 36983 2009-05-28
United States, California, Los Angeles, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines, 34.09583 -117.99, 100m
UCR
UCR0087554 George K. Helmkamp 14943 2009-06-10
United States, California, Shasta, Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown, 40.49417 -121.86139, 938m
UCR
UCR0087995 B.G. Pitzer 1135 1988-08-15
United States, California, Inyo, John Muir Wilderness. "Windy Gap", c. 1 to 1.5 miles northeast of Golden Trout Camp, 36.49389 -118.15806, 3293m
UCR
UCR0087647 George K. Helmkamp 16326 2010-06-19
United States, California, El Dorado, about 0.1 mile south of Slug Gulch Road at a point 4.7 miles east of its junction with Perry Creek Road, 38.58444 -120.59, 1021m
UCR
UCR0087923 A.C. Sanders 29226 2005-03-17
United States, California, Riverside, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd, c. 0.5 mile NE of Adobe Spring, near San Diego Aqueduct, 33.595 -117.11944, 412m
UCR
R. Dale Thomas 129189 1992-05-29
United States, Texas, Shelby, East of US 96 at Farm Road 417, 12 miles south of Center, 31.61889 -94.15139, 107m
UCR
UCR0087725 Mitch Provance 511--13 2011-05-18
United States, California, San Diego, Santee, north side of Mast Blvd, 0.2 miles east of West Hills Parkway, 32.848 -117.0215, 140m
UCR
UCR0087549 Mitch Provance 612--40 2012-06-12
United States, California, San Francisco, San Francisco, Forest Hill District, Hawk Hill Park, hill SE of intersection of Rivera St. and 14th Ave., 37.74675 -122.46931, 175m
UCR
UCR0087548 George K. Helmkamp 22732 2014-04-07
United States, California, Sacramento, Clay East Road, 1 mile east of its junction with CA-104, 38.33611 -121.13944, 52m
UCR
UCR0088186 A.C. Sanders 36984 2009-05-28
United States, California, Los Angeles, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines, 34.09583 -117.99, 100m
UCR
UCR0087605 Jeannie Gregory 3247 2009-06-30
United States, California, San Diego, Mesa Grande, Nature Conservancy (Wheatly Property), 2 miles west of Morettis Junction (Pala Road & Hwy 79) Eeastof Mesa Grande Road, 2.5 miles south of dam at Lake Henshaw. Square H17, 33.19831 -116.75639, 1035m
UCR
UCR0087996 C.W. Tilforth 2185 1981-08-29
United States, California, Inyo, Lone Pine Creek, west of Lone Pine at western edge of Alabama Hills, 36.59733 -118.11836, 1400m
UCR
Charles S. Lieb 725 1987-04-25
United States, Texas, Lee, 0.5 km N Lincoln, West Yegua Creek at st. hwy. 21, roadside picnic area, 30.29083 -96.96111, 107m
UCR
Arnold Tiehm 18221 2018-07-14
United States, Nevada, Washoe, Truckee Meadows, Reno, ditch on west side of Longley Lane, at 5401 Longley Lane, 39.47106 -119.76736, 1349m
UCR
UCR0088036 Orlando Mistretta 1310 1994-06-01
United States, California, Los Angeles, Santiago Canyon, 34.40289 -118.03681, 1433m
UCR
UCR0088008 David Charlton 5977 1994-06-04
United States, California, Kern, Tomo-Kahni (Creation Cave) State [Historical] Park, northeast of Monolith and Tehachapi, near intersection of Sand Canyon and Tranquility roads, 35.15083 -118.31778, 1372m
UCR
UCR0088027 Dan S. Cooper 711--86 2011-07-22
United States, California, Los Angeles, just north of Hollywood Reservoir, adjacent to "Toyon Tanks" water treatment facility, off Lake Hollywood Drive, 34.12833 -118.33417, 243m
UCR
UCR0088026 R.G. Swinney 10685 2009-05-06
United States, California, Los Angeles, Carr Canyon at confluence with Little Rock Creek, 34.5075 -118.02333, 909m
UCR
R.D. Worthington 17971 1989-06-12
United States, Texas, El Paso, Along the Rio Grande at the Vinton Road Bridge, 31.95944 -106.60444, 1174m
UCR
UCR0087578 R.G. Swinney s.n. 1989-06-24
United States, California, Los Angeles, Little Dalton Canyon, 34.16722 -117.83778, 366m
UCR
UCR0088142 George K. Helmkamp 19639 2012-08-12
United States, California, Alpine, north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive, 38.70333 -120.07083, 2357m
UCR
UCR0087782 George K. Helmkamp 6806 2001-06-03
United States, California, Solano, San Francisco Bay Area, Hammond Island southeast of Fairfield. Grizzly Rd, 7.5 miles southeast of entrance to wildlife preserve, 38.10333 -121.91333, 6m
UCR
UCR0088009 Michael Theroux 612 1983-08-24
United States, California, Kern, Cummings Valley, 1 mile north of Banducci Road, 0.5 - 1.0 mile west of Pellisier Road along Chanac Creek, 35.10917 -118.61694, 1159m
UCR
UCR0087763 R.F. Thorne 48781 1977-04-28
United States, California, Santa Barbara, Santa Rosa Island, Box Canyon southwest of Southeast Anchorage, 33.97778 -120.02333, 76m
UCR
David J. Keil 13424 1979-09-06
United States, New Mexico, Hidalgo, Hatchet Mtn Wildlife Area along NM 81, 10 miles south of Hachita, 31.77417 -108.37861, 1354m
UCR
UCR0087895 Jim André 7464 2006-04-28
United States, California, San Bernardino, Clark Mountain: canyon 0.3 mi west of the Umberci Mine, in the Mesquite Wilderness Area c. 4 mi east of Clark Mtn and c. 5 mi WNW of Primm, NV, 35.61667 -115.49222, 1080m
UCR
UCR0087823 A.C. Sanders 20950 1997-07-16
United States, California, San Bernardino, west side of Baldwin Lake, Big Bear City, southeast of Pan Hot Springs; San Bernardino Mtns., 34.27222 -116.83333, 2049m
UCR
UCR0088042 G.R. Ballmer s.n. 1993-07-30
United States, California, Mono, Virginia Lake, 38.04833 -119.26194
UCR
UCR0248067 Scott D. White 16482 2024-03-08
United States, California, Riverside, Northern foothills: Snow Creek alluvial fan between Snow Creek Road and Vargas Palms, 33.88833 -116.655, 350m
UCR
Margaret Douglass 433 1961-08-02
United States, Colorado, Grand, Rocky Mtn National Park. Harbison Ranch Area 1.5 miles NW of Grand Lake, 40.26483 -105.8405, 2646m
UCR
UCR0088217 Ann Howald 2987 2013-08-08
United States, California, Mono, Warren Canyon, upper Lee Vining Creek drainage, c. 0.5 mile north of Hwy 120, 37.95719 -119.23058, 2792m
UCR
UCR0088001 Mitch Provance 616--12 2016-06-15
United States, California, Kern, Monolith, W side of Jameson Rd, adjacent to SE corner of SCE Highwind Laydown Yard, 35.10764 -118.37911, 1227m
UCR
UCR0088041 F. Harlan Lewis 1559 1940-08-31
United States, California, Mono, Saddlebag Lake, 37.965 -119.27278, 3050m
UCR
George K. Helmkamp s.n. 1975-08-21
United States, Utah, Garfield, Beside Mammoth Creek, 37.62611 -112.635, 2378m
UCR
UCR0114586 L. Maynard Moe 272 1970-07-06
United States, California, Lassen, Hwy 395, 12 miles north of Litchfield, 40.48694 -120.27083, 1280m
UCR
UCR0088198 A.C. Sanders 37313 2010-02-20
United States, California, Imperial, Imperial Valley, c. 6 mi. NE of Holtville, Highline Road at Boyd Rd., 32.90222 -115.31139, -3m
UCR
John Merrill 50 1972-04-28
United States, Oregon, Morrow, On north side of US 730, 0.25 mile NE of the junction with US 80E, 45.84281 -119.606, 244m
UCR
UCR0087855 Mark A. Elvin 2448 2003-04-07
United States, California, Los Angeles, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126, 34.4325 -118.62333, 297m
UCR
UCR0088110 Mitch Provance 1141 1998-05-01
United States, California, San Bernardino, NE slopes of "Noname Mt." (peak 1913 ft.), City of Fontana, c. 0.8 km SSW of corner of Alder Ave. and Jurupa Ave.; Jurupa Mountains, 34.0435 -117.4215, 427m
UCR
UCR0137784 Jon P. Rebman 34492 2018-08-14
United States, California, San Diego, Camp Pendleton Marine Corps Base. Southwest portion of the Base; Training area SMR1; along the Santa Margarita River just east of Stuart Mesa Rd n the south side of the river; along the river and its adjacent areas. Square: G5, 33.26486 -117.44164, 4m
UCR
UCR0088044 G.R. Ballmer s.n. 1987-08-15
United States, California, Mono, north end of Tioga Lake on Hwy 120, 37.92889 -119.25417, 2950m
UCR
UCR0087618 A.C. Sanders 24850 2001-09-07
United States, California, San Diego, Boden Canyon, tributary of Santa Ysabel Creek at east end of San Pasqual Valley; along road in upper Dept. Fish & Game parcel, 33.13056 -116.89583, 335m
UCR
R.D. Worthington 14059 1986-05-10
United States, Texas, El Paso, El Paso, "upper valley" along the Rio Grande at the Country Club Rd. bridge, 31.84639 -106.60583, 1136m
UCR
UCR0087857 Bonnie C. Templeton 1454 1930-05-13
United States, California, Los Angeles, Mint Canyon, 34.51667 -118.33333, 600m
UCR
UCR0087648 Tim Thomas 2294 1999-05-30
United States, California, Kern, San Emigdio Ranch, mid San Emigdio Canyon at wetlands 2 miles up from mouth of canyon, 34.95539 -119.187, 648m
UCR
UCR0087914 George K. Helmkamp 2687 1998-02-10
United States, California, Imperial, SE Salton Sea, vicinity of Wister, drainage ditch at the jct of Pound & Davis Streets., 33.22333 -115.58, -66m
UCR
UCR0087507 George K. Helmkamp 12613 2007-07-27
United States, California, Nevada, Bowman Lake Road, 11.2 miles north of its junction with CA-20, 39.41722 -120.66806, 1793m
UCR
UCR0088093 A.C. Sanders 16569 1995-04-16
United States, California, San Bernardino, Fontana, canyon above Mary Vagl Nature Center, 34.04167 -117.45, 366m
UCR
Elinor Lehto L-18556 1975-05-25
Mexico, Sonora, Imuris, 30 miles south of Nogales along Mex Hwy 15, 30.85417 -110.84861
UCR
M. Culp 67 1982-04-28
United States, Nevada, Clark, NW corner of Washington Boulevard and North Pecos Road, 36.18083 -115.09839, 610m
UCR
UCR0087949 George K. Helmkamp 5880 2000-07-18
United States, California, Mono, Humboldt-Toiyabe National Forest, 5.1 miles west of US Hwy 395 at Conway Summit, east of Trumbull Lake, on Virginia Lake Road, 38.055 -119.24972, 2927m
UCR
UCR0088067 Steve Boyd 1015 1985-07-23
United States, California, Riverside, De Luz Road at Sandia Creek, 8 miles west of Rancho California., 33.47083 -117.26639, 305m
UCR
UCR0087779 George K. Helmkamp 20499 2013-05-03
United States, California, Placer, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87°) of Forest Hill, 39.02361 -120.72194, 422m
UCR
UCR0087959 Oleg Pryadko 079 2008-05-02
United States, California, Riverside, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd, north bank of Santa Ana River, 33.96478 -117.46219, 208m
UCR
UCR0087738 Mark A. Elvin 4111 2005-04-02
United States, California, San Diego, E side of Otay Mountain; head of Mine Canyon near old homestead/house; south of road to Sycamore Canyon, 32.61 -116.78333, 473m
UCR
UCR0088175 A.C. Sanders 1475 1980-05-19
United States, California, Riverside, upper edge of Lake San Jacinto near Quail Lake Golf Course. Gilman Springs Road c. 1.5 miles northwest of Jackrabbit Trail., 33.9 -117.08333, 442m
UCR
UCR0088068 D.L. Banks 0204 1995-05-03
United States, California, Riverside, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco, 33.45778 -116.97194, 500m
UCR
UCR0088123 Mark A. Elvin 4136 2005-04-02
United States, California, San Diego, E side of Otay Mountain; Marron Creek along Marron Valley Road; 2.1 km (air) N of MX; near gate to City of San Diego Preserve, 32.585 -116.75833, 274m
UCR
UCR0088177 A.C. Sanders 1474 1980-05-19
United States, California, Riverside, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway, 33.84056 -117.13556, 427m
UCR
UCR0088095 Orlando Mistretta 4094 2009-08-20
United States, California, San Bernardino, Santa Ana River Canyon, junction of Barton Creek and Forest Road IN84, 34.17914 -116.91028, 1707m
UCR
Richard R. Halse 8621 2012-07-19
United States, Oregon, Lane, along State Hwy 126, near milepost 9, at a boat ramp on the Siuslaw River, c. 5.2 mi west of the junction with Stat Hwy 36 in Mapleton, 44.01514 -123.94011, 27m
UCR
UCR0088222 John F. Emmel 1809 2003-08-03
United States, California, Mono, Masonic Mountains, Masonic Road 5.3 road miles northeast of Hwy 182, west of the Chemung Mine, 38.35056 -119.15028, 2500m
UCR
UCR0088069 Scott D. White 1479 1993-05-29
United States, California, Riverside, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat, 34.03139 -116.85, 1220m
UCR
UCR0087748 Jon P. Rebman 8469 2003-04-15
United States, California, San Diego, Crestridge Ecological Reserve: west of La Cresta between Alpine and El Cajon. Atlas Square P15, 32.82361 -116.865, 455m
UCR
A.C. Sanders 36123 2008-11-22
Argentina, Entre Rios, Along the road c. 20-30 miles north of Buenos Aires [Hwy 12?], -33.94639 -58.94944, 2m
UCR
UCR0087741 Jon P. Rebman 6890 2000-06-27
United States, California, San Diego, San Diego Urban Canyons, North Park: Switzer Canyon, west of 30th st. east of Balboa Park, south of Palm St. north of Laurel, 32.73333 -117.11667, 100m
UCR
UCR0088054 Scott D. White 10480B 2004-06-04
United States, California, Riverside, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence, 33.75833 -116.87917, 503m
UCR
UCR0087529 George K. Helmkamp 8157 2003-09-19
United States, California, San Luis Obispo, Nipomo Mesa area. Pomeroy Rd, 0.2 mile south of Los Berros Rd, 35.07833 -120.53667, 76m
UCR
UCR0088230 A.C. Sanders 1721 1980-07-22
United States, California, Riverside, Dutchman's Flat in Bear Trap Canyon about 1 mile (airline) west of Idyllwild, between Hwy 243 and Foster Lake, 33.75417 -116.73056, 1814m