UCR
Marcus E. Jones 25884 1930-04-03
United States, Arizona, Maricopa, Aguila, 33.94306 -113.175, 655m
UCR
UCR0073554 B.G. Pitzer 4308 2001-04-11
United States, California, San Bernardino, just outside the Adelanto city limits (S side), c. 2.6 mi. north of Hwy 18 & 0.2 mi. west of Hwy 395 on Holly Road, 34.54278 -117.40444, 912m
UCR
UCR0073399 Jim André 18118 2011-05-25
United States, California, Inyo, northwest end of Klondike Lake c. 3.5 mi north northeast of Big Pine, 37.20738 -118.3128, 1201m
UCR
UCR0285403 Steve Boyd 12520 2023-04-18
United States, California, Inyo, Amargosa River Valley, near site of Evelyn along Highway 12, bed of river, 36.14781 -116.31528, 737m
UCR
UCR0073603 Onkar Singh 4394 2014-03-22
United States, California, San Bernardino, wash off of New Dixie Mine Road, c. 1.5 km west of Hwy 247, 34.27242 -116.46469, 1094m
UCR
UCR0073537 Sarah J. De Groot 2736 2003-05-03
United States, California, San Bernardino, Whipple Mountains; Dune OHV area near Echo Point/Echo Lodge along Parker Dam road, near Colorado River, 34.25555 -114.1748, 140m
UCR
UCR0074910 Jon P. Rebman 32509 2017-03-18
United States, California, Imperial, Indian Pass area to the north of the Cargo Muchacho Mountains, east of the Algodones Dunes, east of Ogilby Road (S34) and just north of Indian Pass Road, 32.94544 -114.85447, 180m
UCR
UCR0073435 Naomi Fraga 549 2003-04-12
United States, California, Kern, Owens Peak Eastern Watershed. Five Fingers, near aquaduct road, 35.68 -117.88419, 1159m
UCR
UCR0073583 Jim André 18652 2011-04-06
United States, California, San Bernardino, Mojave National Preserve, 0.5 mile west of Kelbaker Road, 2.6 miles north of Kelso, west of Kelso Mountains, 35.04747 -115.6746, 731m
UCR
UCR0072672 Jim André 17453 2011-02-22
United States, California, Riverside, Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca, 33.59763 -115.9243, 219m
UCR
Arnold Tiehm 16344 2011-06-09
United States, Nevada, Lincoln, 2.7 road miles east of Hwy 93 in Pahranagat Valley on Alamo Canyon Road to Delamar Valley, 37.34542 -115.10077, 1235m
UCR
UCR0072201 A.C. Sanders 42365 2016-03-18
United States, California, Riverside, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap, 33.44948 -115.47255, 538m
UCR
UCR0072726 Mitch Provance 4851 2001-05-05
United States, California, San Bernardino, Clark Mountain, Keany Pass, narrow 4 mile long E to W oriented belt walked on the mesa and lower slopes south of the electric transmission lines, 35.59167 -115.57083, 1220m
UCR
UCR0073346 Jon P. Rebman 32506 2017-03-18
United States, California, Imperial, Indian Pass area to the north of the Cargo Muchacho Mountains, east of the Algodones Dunes, east of Ogilby Road (S34) and just north of Indian Pass Road, 32.94544 -114.85447, 180m
UCR
UCR0073606 Thomas R. Stoughton 1319 2011-06-06
United States, California, San Bernardino, Riggs Wash, south of Kingston Range Wilderness on C0743, c. 10 miles ENE of Hwy127, 35.46269 -115.95856, 1031m
UCR
UCR0073605 Jim André 28782 2014-02-21
United States, California, San Bernardino, c. 25 miles northeast of Bartow, 1.0 mile north-northeast of Hwy I-15 at Field Road exit, 35.02275 -116.5304, 589m
UCR
UCR0073566 Helen Kennedy 6267 2008-04-11
United States, California, San Bernardino, 1.3 miles west of junction of Amboy Road with Ironage Road, sandy wash on south side of Amboy Road, 34.165 -115.7575, 366m
UCR
UCR0104245 R.G. Swinney 8722 2008-05-02
United States, California, Los Angeles, Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property, 34.39222 -117.80472, 1439m
UCR
UCR0074770 Jim André 27814 2014-04-22
United States, California, Inyo, along Death Valley Road just below Joshua Flats, 25 mi east of Big Pine, c. 8 mi east of Little Cowhorn Valley, 37.23032 -117.95528, 1731m
UCR
UCR0073579 Jim André 11260 2009-03-11
United States, California, San Bernardino, Bristol Dry Lake, south end of lake just west of Amboy Road, at bend in road c. 7 miles south of town of Amboy, 34.44667 -115.74111, 164m
UCR
UCR0073551 George K. Helmkamp 6328 2001-03-31
United States, California, San Bernardino, Goffs Road, 8.1 miles east of Goffs, 34.92167 -114.92, 610m
UCR
UCR0072659 Fred M. Roberts 8125 2017-03-18
United States, California, Riverside, Little Maria Mtns.: east end, northern foothills, c. 3.9 km NW Midland, about 1.2 km W Rice-Midland Road, 33.89272 -114.82108, 275m
UCR
George K. Helmkamp 3401 1998-05-02
United States, Nevada, Clark, along NV Hwy 161, c. 3 miles southeast of Goodsprings; Mohave Desert, 35.82117 -115.41217, 1098m
UCR
UCR0073447 Ann Howald 3055 2014-05-24
United States, California, Mono, Volcanic Tableland, Gorge Rd, c. 2.6 miles north of intersection with Hwy 395, 37.47153 -118.56456, 1562m
UCR
UCR0073159 O.F. Clarke s.n. 1969-03-22
United States, California, Inyo, Death Valley National Monument, along Artist's Drive, 36.36861 -116.81194, 121m
UCR
UCR0072663 A.C. Sanders 43177 2017-03-29
United States, California, Riverside, northern Chocolate Mountains, large canyon 4 km SSE (164°) of the confluence of Red Canyon and Salt Creek, 33.5125 -115.61306, 518m
UCR
UCR0073170 George K. Helmkamp E--06 1984-05-05
United States, California, Riverside, Big Morongo Canyon, 4 road miles below the caretaker's house at the Big Morongo Preserve, 34.01306 -116.56111, 549m
UCR
UCR0073427 Jeremiah George s.n. 2014-03-28
United States, California, Kern, Ridgecrest, SW corner of S Downs St. and W Ridgecrest Blvd, just west of Downs Substation in planned expansion area, 35.62189 -117.68997, 714m
UCR
UCR0073173 John C. Roos 3181 1946-12-07
United States, California, Riverside, Mecca Hills, Pushawalla Wash, 33.82361 -116.28194, 107m
UCR
UCR0074887 A.C. Sanders 42372 2016-03-18
United States, California, Riverside, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap, 33.44948 -115.47255, 538m
UCR
UCR0073174 Rodney Hendrick s.n. 1965-03-14
United States, California, Riverside, Box Canyon about 8 miles east of Mecca, 33.59111 -115.975, 183m
UCR
UCR0073618 George K. Helmkamp 3121 1998-04-04
United States, California, San Bernardino, south edge of Cadiz Dry Lake, 13.1 miles north of mile-marker 76 on CA Hwy 62 (Twentynine Palms Hwy), east of Twentynine Palms; Mojave Desert, 34.25194 -115.38583, 183m
UCR
Jim André 17530 2008-03-26
United States, Nevada, Clark, along Virgin River east of Mormon Mesa, 36.59056 -114.34444, 419m
UCR
Mark Madsen 8906 2017-04-28
United States, Utah, Washington, about 6 air miles southeast of Washington City, 37.06139 -113.47244, 854m
UCR
UCR0285416 Steve Boyd 12511B 2023-04-18
United States, California, Inyo, Amargosa River valley, about 2 miles east of site of Evelyn along Highway 127, vicinity of "Evelyn Buttes" (twin exposures of bedrock rising above the alluvial fan on the western flank of the Resting Spring Range), 36.16397 -116.27853, 737m
UCR
UCR0073198 A.C. Sanders 3786 1983-04-23
United States, California, San Bernardino, Whipple Mtns, above and east of Whipple Wash along the powerline road, 34.35167 -114.27222, 305m
UCR
UCR0072667 Duncan S. Bell 3214 2012-03-18
United States, California, Riverside, Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, c. 2.8 air miles southwest of Hidden Spring, 33.55564 -115.94303, 20m
UCR
UCR0073552 George K. Helmkamp 6335 2001-03-31
United States, California, San Bernardino, Goffs Road, 8.1 miles east of Goffs, 34.92167 -114.92, 610m
UCR
UCR0073392 Jim André 29857 2014-04-23
United States, California, Inyo, Inyo Mountains; Darwin Mesa, along Saline Valley Rd, 0.5 mile north of Hwy 190, 36.37192 -117.62752, 1472m
UCR
UCR0072665 A.C. Sanders 42375 2016-03-18
United States, California, Riverside, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap, 33.44948 -115.47255, 538m
UCR
UCR0074886 A.C. Sanders 40641 2013-03-22
United States, California, Riverside, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit, 33.46397 -115.12075, 410m
UCR
UCR0072695 Thomas R. Stoughton 1022 2011-04-13
United States, California, San Bernardino, North side Chemehuevi Mountains, 34.69792 -114.56942, 327m
UCR
A.C. Sanders 34494 2008-03-21
United States, Nevada, Clark, Moapa Valley, along powerline road below rim of Mormon Mesa, c. 3 miles (air) NE of Logandale and 2.5 miles east of Bowman Reservoir, 36.62556 -114.43, 549m
UCR
UCR0073506 A.C. Sanders 16272 1995-03-29
United States, California, Riverside, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village; San Jacinto Mtns, 33.9 -116.66667, 335m
UCR
UCR0074942 Jim André 17469 2011-02-22
United States, California, Riverside, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive, 33.89608 -116.54642, 186m
UCR
UCR0104243 R.G. Swinney 7255 1999-06-05
United States, California, Los Angeles, east side of Big John Peak, west of Mescal Creek above Big John Flat, 34.42056 -117.72472, 1780m
UCR
UCR0073439 Mitch Provance 1980 2000-04-16
United States, California, Kern, Pine Tree Cyn, c. 0.5 miles N on the dirt road which splits N off of Pine Tree Cyn Rd, and follows the Los Angeles Aqueduct.; Southern Sierra Nevada/ West Mojave Desert, 35.25569 -118.08806, 1000m
UCR
A.C. Sanders 42637 2016-10-21
Mexico, Baja California (norte), Ensenada, rough dirt track to site of Mision Santa Maria from Catavina/Santa Ines, c. 1 mile above the mission at first palm oasis along road, 29.74278 -114.55111, 518m
UCR
UCR0073370 Scott D. White 10964 2005-04-19
United States, California, Imperial, Fish Creek Mountains, 33 -116.06667, 152m
UCR
UCR0072673 Dave Silverman 7893 2010-03-31
United States, California, Riverside, southern McCoy Mountains, east bajada flank, 1.6 km W of Black Creek Rd, 7.0 km NE of McCoy Peak, and 6.8 km north of I-10, 33.67264 -114.78392, 178m
UCR
UCR0072694 Thomas R. Stoughton 1032 2011-04-14
United States, California, San Bernardino, SW side of Whipple Mountains, NS769 to NS683, 34.20861 -114.42167, 304m
UCR
Dennis E. Breedlove 71802 1991-03-10
Mexico, Baja California Sur, Mulege, Sierra de Placeros, 5-8 km above Puerto Nuevo, 27.52222 -114.57778, 150m
UCR
UCR0073457 A.C. Sanders 42994 2017-03-25
United States, California, Riverside, Chocolate Mountains, Arroyo Seco, 3.5-4.0 km south of Augustine Pass, 100-200 m south of Bradshaw Trail, c. 1.5 km north of Imperial Co. line, 33.44331 -115.03319, 652m
UCR
UCR0113999 Sarah J. De Groot 10782 2019-04-12
United States, California, Inyo, Death Valley National Park: Hanging Rock Canyon along Death Valley/ Big Pine/ Loretto Mine Road, west side of Last Chance Range, east of Eureka Valley, west of Crater. About 800 m downstream from mouth of narrow canyon, 37.22558 -117.72714, 1271m
UCR
UCR0073588 Jim André 16186 2011-02-15
United States, California, San Bernardino, southeastern end of Bristol Mountains, 3.5 mi north of Hwy 66, National Trails Hwy, 0.3 mile west of Kelbaker Road, small mine site, 34.60663 -115.66387, 451m
UCR
UCR0072652 J.C. Fisher Jr. 1419 1973-03-03
United States, California, Inyo, Death Valley National Monument [Park], Boundary Canyon, 36.7115 -117.00433, 915m
UCR
UCR0072720 Jim André 11862 2010-03-31
United States, California, San Bernardino, Cima Cinder Cones, Mojave National Preserve, above Black Tank Wash along Indian Spring Trail Road, c. 2 miles north of Kelbaker Road, 35.18583 -115.82556, 853m
UCR
UCR0072650 Steve Boyd 1996 1987-04-12
United States, California, Inyo, south end of Greenwater Valley, 0.3 mile NW of junction with Hwy 178, 2 miles west of Shoshone, 35.9675 -116.36861, 649m
UCR
UCR0073179 A.C. Sanders 16728 1995-04-27
United States, California, Riverside, Coachella Valley, foot of the Little San Bernardino Mtns, canyon east of Fan Hill, just outside Joshua Tree National Park, 33.87861 -116.24028, 549m
UCR
UCR0072725 LeRoy Gross 1530 2005-02-24
United States, California, San Bernardino, Calico Mountains; close to Camp Rock in Mule Canyon, north of the city of Yermo., 34.93675 -116.83867, 671m
UCR
UCR0072753 A.C. Sanders 36183 2009-03-03
United States, California, San Bernardino, Broadwell Valley, east end of Cady Mountains along 4WD road at mouth of canyon below Old Dominion Mine, 34.85635 -116.21957, 430m
UCR
UCR0073593 Michael Honer 3051 2008-04-21
United States, California, San Bernardino, Hondo Wash, main channel at north bae of Black Lava Butte, c. 2.2 mi west of Flamingo Heights/Landers area, 34.24056 -116.47917, 1171m
UCR
UCR0073578 Jim André 12485 2010-03-23
United States, California, San Bernardino, Bristol Mountains, along dirt road at large wash crossing 7 mi south of Hwy I-40, 0.5 mi west of Kelbaker Road, 34.62067 -115.67422, 480m
UCR
UCR0073465 Nathan Moorhatch s.n. 2005-02-17
United States, California, Riverside, Coachella Valley, east edge of Santa Rosa Mtns, La Quinta, west of Washington St, between Ave. 48 and Lake La Quinta Dr, 4 acre parcel, 33.70139 -116.29694, 18m
UCR
UCR0072684 A.C. Sanders 7802 1988-05-11
United States, California, Riverside, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the Gas Line Road from Niland, 33.4475 -115.47222, 549m
UCR
Mark Madsen 9076 2017-05-19
United States, Arizona, Mohave, about 1 mile north of Cedar Pocket, 36.96036 -113.80472, 678m
UCR
UCR0073460 A.C. Sanders 42380 2016-03-18
United States, California, Riverside, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap, 33.44948 -115.47255, 538m
UCR
UCR0072743 Jim André 12477 2010-03-23
United States, California, San Bernardino, Bristol Mountains, along dirt road at large wash crossing 7 mi south of Hwy I-40, 0.5 mi west of Kelbaker Road, 34.62067 -115.67422, 480m
UCR
UCR0072708 Jim André 16916 2011-03-23
United States, California, San Bernardino, along Hwy 247, 1.8 miles south of Hwy I-15 at Barstow, 34.86077 -117.01803, 768m
UCR
UCR0072686 A.C. Sanders 6079 1986-03-03
United States, California, Riverside, Chuckwalla Mountains, Corn Spring, wash below the spring and wash and rocky slopes to the south, 33.62472 -115.32444, 489m
UCR
UCR0074947 Steve Boyd 12329 2019-03-08
United States, California, Riverside, Palm Desert, just north of Varner Road (and Interstate 10), c. 1.5 miles west of Washington Street, just west of Palm Springs RV Resort, 33.765 -116.31389, 34m
UCR
UCR0073601 A.C. Sanders 36185 2009-03-03
United States, California, San Bernardino, Broadwell Valley, east end of Cady Mountains along 4WD road at mouth of canyon below Old Dominion Mine, 34.85635 -116.21957, 430m
UCR
UCR0073555 George K. Helmkamp 3355 1998-04-19
United States, California, San Bernardino, northwest side of East Cronese Lake, about 15 miles west of Baker, 35.13417 -116.28833, 335m
UCR
UCR0074883 Russell S. Woglum 2490 1940-03-11
United States, California, Imperial, Chocolate Mountains, Beal Well, 33.3375 -115.32917, 413m
UCR
UCR0072685 A.C. Sanders 6027 1986-03-01
United States, California, Riverside, Hayfield Lake, northwest end of the lake c. 0.5 mile southwest of the pumping station, 33.7 -115.63333, 412m
UCR
Benjamin T. Wilder 10--396 2010-05-27
Mexico, Baja California (norte), Mexicali, Isla San Lorenzo, 28.646 -112.86594, 1m
UCR
UCR0074878 Mary DeDecker 4212 1976-10-05
United States, California, Inyo, east side of Last Chance Mtns; Death Valley Road: Purple Hill. Mt. Diablo Baseline & Merid., 37.22361 -117.64639, 1463m
UCR
UCR0072909 Jim André 16371 2011-04-09
United States, California, San Bernardino, southeast end of Marble Mountains, 4.0 mi north northeast of Chambliss at US Hwy 66, in rugged canyon at end of 4WD dirt road at historic mine site, 34.59158 -115.50897, 496m
UCR
UCR0072689 Barry A. Prigge 7837 1988-02-21
United States, California, Riverside, Orocopia Mtns. 2 miles west of Clemens Well, 33.51667 -115.7, 229m
UCR
UCR0074880 Mary DeDecker 5024 1980-04-26
United States, California, Inyo, Saline Valley, N end; along road below lime grade, 36.95833 -117.92361, 1494m
UCR
UCR0073344 A.C. Sanders 5413 1985-03-24
United States, California, Imperial, southeast end of the Santa Rosa Mountains. Borrego Badlands, along Hwy S-22, the Borrego-Salton Seaway, c. 1/2 mile east of Anza-Borrego State Park boundary, 33.27861 -116.07389, 61m
UCR
UCR0072789 John C. Aulenbrock 146 1986-04-10
United States, California, San Bernardino, northof Joshua Tree National Monument [Park], south of Hwy 62, c. 30 miles east of town of Twentynine Palms, c. 2.5 km east of Clark's Pass., 34.06667 -115.56667, 579m
UCR
UCR0073502 George K. Helmkamp 3136 1998-04-04
United States, California, Riverside, Sonoran (Colorado) Desert, junction of CA Hwy 62 (Twentynine Palms Hwy) and CA Hwy 177 (Desert Center-Rice Rd); Southeastern Mojave Desert, 34.048 -115.21867, 457m
UCR
UCR0073187 Duncan S. Bell 3349 2012-04-15
United States, California, San Bernardino, Calumet Mountains; southern section of this range in the Sheephole Valley Wilderness; c. 6.75 air miles NE of Clarks Pass, 34.11922 -115.45178, 657m
UCR
UCR0073448 Ann Howald 3074 2014-05-27
United States, California, Mono, Northern Mono Basin, Hwy 167, c. 4.9 miles east of Hwy 395, 38.07114 -119.07378, 1981m
UCR
UCR0073322 John Minnich 640326--02 1964-03-26
United States, California, Imperial, Brawley-Glamis Road c. 8 miles west of Glamis, 32.96917 -115.20333, 30m
UCR
A.C. Sanders 30856 2005-06-11
United States, Nevada, White Pine, road toward Big Springs from Indian Springs Knolls, c. 0.5 mi. N of Lincoln Co. line, 1.8 miles (air) SE of Indian Springs Knolls, 38.68531 -114.42194, 1817m
UCR
UCR0072765 B.G. Pitzer 1858 1992-04-07
United States, California, San Bernardino, NE end Bullion Mtns, just south of Bristol Dry Lake, c. 1 air mile north of America Mine, c. 1.8 miles (by road) SW of Amboy Road, 34.44111 -115.7675, 900m
UCR
UCR0074922 Jim André 27105 2014-02-20
United States, California, San Bernardino, Avawatz mountains, northern base of range, at Saratoga Springs Road junction with Sheep Creek Spring Road, 2.0 miles west of Hwy 127, 30 miles north of Baker, 35.64227 -116.32098, 109m
UCR
UCR0074952 A.C. Sanders 40547 2013-02-27
United States, California, Riverside, Coachella Valley, north of Ave. 70 near Cleveland St, 10 km SE (108°) of Mecca, 33.54556 -115.975, -40m
UCR
UCR0073189 Jim André 16375 2011-04-09
United States, California, San Bernardino, southeast end of Marble Mountains, 4.0 mi north northeast of Chambliss at US Hwy 66, in rugged canyon at end of 4WD dirt road at historic mine site, 34.59158 -115.50897, 496m
UCR
UCR0073386 Randy Salstrom s.n. 1966-03-26
United States, California, Imperial, beside road 10 miles north of Westmorland on road between Brawley and Indio on west side of Salton Sea, 33.09 -115.76, -46m
UCR
UCR0072767 Brian L. Phillips 1111 1991-04-18
United States, California, San Bernardino, Twentynine Palms Marine Corps Base, Lavic Lake Artillery Range, west of Bullion Mts, and c. 3 km (air) east of Lavic Dry Lake; c. 7 km (air) SSE of Lavic, 34.66667 -116.29167, 642m
UCR
UCR0073385 A.C. Sanders 454 1976-04-13
United States, California, Imperial, Yuha Desert, 1/2 mile south of Interstate Hwy 8 and 4-5 miles SW of Plaster City, 32.74583 -115.88611, 61m
UCR
UCR0072768 Aaron Liston 645--6 1987-03-28
United States, California, San Bernardino, 6 air mi. SSW of Baker on the road to Zzyzx, 2.0 mi. from beginning of unpaved road, 35.16944 -116.10833, 290m
UCR
UCR0072718 Jim André 12306 2010-04-15
United States, California, San Bernardino, Providence Mountains, Mojave National Preserve, along electrical powerlines 1.5 miles east of Kelbaker Rd, along access to Foshay Pass, Winton Wash, 34.90355 -115.62057, 938m
UCR
UCR0073323 M. Sears 1138 1978-04-10
United States, California, Imperial, 4.5 miles north of Ogilby. Hedges Cemetery area. Foothills of the Cargo Muchacho Mtns, 32.88 -114.83, 183m
UCR
UCR0073430 Naomi Fraga 3185 2010-04-01
United States, California, Kern, east of Short Canyon Area of Critical Environmental Concern, dune area below Old Mining Prospect, Road SC 139, 35.70881 -117.89375, 976m
UCR
UCR0145982 Steve Boyd 12409 2023-04-17
United States, California, Inyo, Amargosa River drainage south of Shoshone along Highway 127, 0.6 miles south of junction with Old Spanish Trail Highway, 35.86677 -116.29735, 466m
UCR
UCR0073561 Jim André 27113 2014-02-20
United States, California, San Bernardino, Avawatz mountains, northern base of range, at Saratoga Springs Road junction with Sheep Creek Spring Road, 2.0 miles west of Hwy 127, 30 miles north of Baker, 35.64227 -116.32098, 109m