UCR
UCR0100651 M. Sears 1166 1978-04-11
United States, California, Imperial, 17 miles south of Palo Verde [Milpitas Wash], 33.27806 -114.78833, 146m
UCR
UCR0100561 George K. Helmkamp 88--3 1994-04-26
United States, California, Riverside, Indio Hills; north of the landfill on Edom Hill, 33.88833 -116.44, 213m
UCR
UCR0100673 John C. Roos s.n. 1965-06-23
United States, California, Riverside, Eagle Mountains. Lost Palms Canyon, north of Chiriaco Summit, 33.70111 -115.73417, 549m
UCR
UCR0100674 Bern Schwenn s.n. 1994-04-30
United States, California, Riverside, Joshua Tree National Monument. E side of Hexie Mtns, along Ruby Lee Well Road, between paved Pinto Basin Road and the divide., 33.85 -115.8, 762m
UCR
UCR0100672 Michael J. Arbaugh s.n. 1978-05-27
United States, California, Riverside, [San Gorgonio Pass] 2 miles east of Cabazon on side of telephone access road, 33.91667 -116.75, 479m
UCR
UCR0100609 B.G. Pitzer 1570 1991-05-19
United States, California, San Bernardino, 29 Palms Marine Corps Base: "Emerson Lake" Artillery Range, west side of Hidalgo Mountain, c. 4.5 air km east of south end of Emerson Dry Lake, 34.43667 -116.32, 915m
UCR
UCR0112289 Jim André 34204 2016-04-12
United States, California, San Bernardino, Granite Mountains, UCNRS GMDRC, eastern base of range, along botanical loop trail in upper Granite Cove, just north of main drainage crossing, 34.78678 -115.66036, 1368m
UCR
UCR0100671 Ken Stolte s.n. 1978-05-25
United States, California, Riverside, Coachella Valley, south side of Hwy 111 at Windy Point, c. 5 miles west of Palm Springs, 33.89806 -116.6225, 300m
UCR
UCR0100670 Barbara A. Carlson s.n. 1978-04-22
United States, California, Riverside, 5 miles south of Palm Desert, east of Hwy 74, 33.65833 -116.4, 457m
UCR
UCR0100701 Barry A. Prigge 2365 1977-10-29
United States, California, San Bernardino, Providence Mountains: Bonanza King Mine area on slope north of ruins, 34.98194 -115.50528, 1311m
UCR
UCR0165272 Michael Honer 3367 2010-05-19
United States, California, San Bernardino, Bajada north of Rodman Mountains 4.3 km south of I-40, 2.6km east of Ft. Cady Road., 34.77235 -116.57875, 645m
UCR
UCR0100700 Karen Simmons s.n. 1979-05-04
United States, California, San Bernardino, Vulcan Mine Road, at junction with Kelbaker Road, 34.96 -115.64139, 610m
UCR
UCR0100703 A.C. Sanders 2942 1982-09-09
United States, California, San Bernardino, Old Woman Mountains, 1.8 miles north of Sunflower Spring on the road to Essex, 2.6 miles south of Colton Wash, 34.55 -115.12667, 915m
UCR
UCR0100667 Steve Boyd 1477 1986-03-13
United States, California, Riverside, West side Palen Mtns: NE of Desert center; first large canyon at NW tip of western segment of range, 33.89167 -115.1375
UCR
UCR0100704 A.C. Sanders 3984 1983-10-12
United States, California, San Bernardino, Big Morongo Preserve of the Nature Conservancy in Big Morongo Canyon, south of town of Morongo Valley in Big Morongo Canyon, 34.04717 -116.567, 795m
UCR
UCR0100708 John Minnich 640412--3 1964-04-12
United States, California, San Diego, "Borrego Bowl," at end of [Tilting T Drive], 0.5 mile past [Country Club Rd.], Borrego Springs, 33.24028 -116.38722, 306m
UCR
UCR0100565 Barbara A. Carlson s.n. 1978-04-22
United States, California, Riverside, 5 miles south of Palm Desert, east of Hwy 74, 33.65833 -116.4, 457m
UCR
UCR0100594 Jim André 3335 2015-04-21
United States, California, San Bernardino, Cima Cinder cones, Mojave National Preserve, north slopes of cinder cone at Aiken Mine, 7.2 miles north of the intersection with Kelbaker Road, 35.23142 -115.72887, 1232m
UCR
UCR0100560 Anonymous 003 1969-05-25
United States, California, Riverside, 8 miles from entrance of Joshua Tree Natl. Monument on road from town of Joshua Tree, sandy wash 2.5 miles north of the road, 34.02944 -116.18, 1250m
UCR
UCR0100568 John C. Roos s.n. 1965-06-13
United States, California, Riverside, Dos Palmas Spring, 33.62056 -116.42444, 1044m
UCR
UCR0100564 John C. Roos 3857 1948-05-15
United States, California, Riverside, south foot of the Eagle Mtns, mouth of Lost Palms Wash, 33.69111 -115.725, 701m
UCR
UCR0100563 Loretta Bates s.n. 1978-04-15
United States, California, Riverside, Chuckwalla Mtns; Corn Springs Road, c. 1 mile east of Corn Springs Campground, 33.62056 -115.30889, 450m
UCR
T.B. Salvato 288 2003-08-03
Mexico, Oaxaca, Santa María Huatulco, between Hwy 200 and Bahia de San Agustin, c. 26 km (air) east of Puerto Angel, 15.75194 -96.265, 114m
UCR
UCR0100685 Jim André 9462 2008-01-03
United States, California, San Bernardino, Kelso Dunes, Mojave National Preserve, south side of Kelso Dunes, along transmission line dirt road, c. 3 mi east of main public parking area, just east of Bull Canyon wash, 34.87511 -115.74806, 715m
UCR
UCR0100617 John C. Aulenbrock 092 1985-04-30
United States, California, San Bernardino, BLM Wilderness Study Area #328, c. 30 mile east of Twentynine Palms, at wash crossing Hwy 62, c. 1 mile west of Clark's Pass, 34.07611 -115.56472, 581m
UCR
UCR0100581 Walter R. Moberly 620505--02 1962-05-05
United States, California, San Bernardino, 1 mile north of the junction of the Lucerne Valley to Barstow road and Stoddard Valley Rd on Stoddard Valley Rd, 34.61278 -116.97, 1067m
UCR
UCR0100582 Stephanie Rose s.n. 1978-05-29
United States, California, San Bernardino, Cima Road, 9 mi. SE of junction with Interstate Hwy 15, 35.35722 -115.57889, 1220m
UCR
A.C. Sanders 39609 2011-05-12
United States, Nevada, Clark, c. 15 km SE (128°) of Hwy 372/160 intersection in Pahrump, northwest of Trout Canyon Rd, east of Hwy 160 along powerline route, 36.12313 -115.84692, 982m
UCR
UCR0100583 James R. Olson 010 1969-05-18
United States, California, San Bernardino, 1 mile north of Yucca Valley on Pioneertown Road, 34.13556 -116.45861, 1067m
UCR
UCR0100585 Frank C. Vasek s.n. 1978-05-22
United States, California, San Bernardino, Stoddard Valley, alkaline wash 3.3 miles north of Slash X Ranch and 1.1 miles east of Barstow Road. Site VIIIA, 34.805 -117.00972, 841m
UCR
UCR0100607 James Henrickson 16792b 1978-05-06
United States, California, San Bernardino, c. 19 miles ESE of Barstow, Newberry Mountains, up canyon just west of Newberry [Springs], 34.82333 -116.69194, 610m
UCR
UCR0100608 James Henrickson 16948 1978-05-07
United States, California, San Bernardino, 25.6 road miles south of Baker on Kelbaker Road, 8.2 miles north of Kelso, 35.12278 -115.68528, 1000m
UCR
UCR0100601 Jim André 15736 2010-05-30
United States, California, San Bernardino, Mid Hills, above Chicken Water Spring, c. 4 miles west of Cedar Canyon Road, 35.11402 -115.46468, 1478m
UCR
R.D. Worthington 38036 2015-05-27
United States, Texas, Brewster, Lake Ament (c. 8.5 air miles NNE jct Hwy 170 with 118), 29.45577 -103.49183, 1096m
UCR
UCR0100695 Steve Boyd 11610 2004-10-13
United States, California, San Bernardino, Ivanpah Valley: upper bajada at NE base of the Ivanpah Mtns, south of Interstate 15, 35.44417 -115.41444
UCR
UCR0100616 James Henrickson 17180 1978-05-14
United States, California, San Bernardino, 60 air miles northeast of Barstow, 4 miles northwest of Avawatz Pass and 0.5 mile west of Arrastre Spring, at end of road, 35.55917 -116.43639, 1159m
UCR
UCR0247279 Scott D. White 16393 2023-09-29
United States, California, San Diego, Rockhouse Canyon Road c. 0.3 air mile north of the junction with Butler Canyon Rd, 33.39 -116.36333, 396m
UCR
UCR0100615 Barry A. Prigge 2797 1978-05-07
United States, California, San Bernardino, Granite Mountains, mouth of Bull Canyon, 34.86694 -115.74556, 762m
UCR
UCR0100614 Barry A. Prigge 2658 1978-04-22
United States, California, San Bernardino, Bristol Mountains. Onyx Mine area, c. 11.5 air miles east-northeast of Ludlow, 34.8 -115.96667, 765m
UCR
UCR0100613 Barry A. Prigge 1928 1977-06-23
United States, California, San Bernardino, Clark Mountain Range: 4 mi east of Excelsior Mine Rd. on power line rd, 35.56667 -115.65, 1189m
UCR
UCR0100562 Nancy R. Zabriskie 514 1972-06-09
United States, California, Riverside, NW of Hwy 74, Deep Canyon drainage. Site 9, 33.58611 -116.44139, 1220m
UCR
UCR0100658 Andrew Monks 035 2010-00-00
United States, California, Riverside, McCoy Wash, road going north from Black Rock Road, south side of private boundary, north of Hwy I-10, 33.64436 -114.75425, 244m
UCR
UCR0100612 D.P. Faulkner 441 1978-04-25
United States, California, San Bernardino, 17 miles south of Needles, off Hwy 95, 34.62583 -114.63722, 610m
UCR
UCR0100598 Jim André 19661 2011-06-14
United States, California, San Bernardino, Mojave National Preserve, Cima Dome; c. 2 mi. NE of town of Cima, along transmission line midway between Cima and Morningstar Rds; Mojave National Preserve, 35.25597 -115.5077, 1312m
UCR
UCR0100559 Mitch Provance 9002 2004-05-08
United States, California, Riverside, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill, 33.63167 -116.40278, 854m
UCR
UCR0100657 Andrew Monks 036 2010-00-00
United States, California, Riverside, Hwy 177 north of Desert Center and Desert Lily Sanctuary, east of Joshua Tree National Park border, 33.82047 -115.27325, 274m
UCR
Tim Walker CHA--81 1968-05-04
United States, Arizona, Cochise, l mile SE of Paradise on road to Portal, 31.93167 -109.19389, 1646m
UCR
Tim Walker TUC-11 1968-05-03
United States, Arizona, Pima, Tucson Mountain Park, 32.2175 -111.10306, 610m
UCR
UCR0100557 Fred M. Roberts 8160 2017-03-26
United States, California, Riverside, Little Maria Mountains: northern foothills, 3.6 km NW Midland and c. 1.8 km by dirt road W Rice-Midland Road, 33.88911 -114.82189, 295m
UCR
UCR0100691 Sarah J. De Groot 3047 2003-07-18
United States, California, San Bernardino, WHIPPLE MOUNTAINS: Along Highway 95 between Chemehuevi Wash and Vidal Junction, just north of Pyramid Butte, 34.35882 -114.65158, 381m
UCR
UCR0100636 Joe Barth 1490 2011-04-21
United States, California, San Diego, In upper bajada ~0.2 mile E of ENE base of Piedras Grandes; Anza-Borrego Desert State Park. About 8 miles due W of the town of Ocotillo in Imperial County. 2.01 miles due W of county line; 7.2 miles due N of Interstate 8. Atlas Square: R29, 32.73931 -116.13769, 547m
UCR
UCR0162199 Michael Honer 4014 2011-10-28
United States, California, Riverside, Chuckwalla Valley, 11.6 km north of Desert Center, 33.81483 -115.40556, 222m
UCR
UCR0100584 Jim André 15619 2010-06-02
United States, California, San Bernardino, New York Mountains, Mojave National Preserve; at end of old dirt road, 0.8 mile north of Barnwell, at crest of watershed overlooking Ivanpah Valley, 35.30072 -115.24608, 1503m
UCR
Frank C. Vasek HMS--201 1967-09-18
United States, Arizona, Mohave, below Boriana Mine along Boriana Mine Rd, W side of the range east of Yucca; Hualapai Mountains, 34.9 -113.93333, 1174m
UCR
UCR0100618 Jim André 24426 2013-04-10
United States, California, San Bernardino, Old Woman Mountains, at mouth of Carbonate Gulch, NW end of range, c. 5 miles east of junction of BLM road #195, 34.54107 -115.26083, 739m
UCR
A.L. Reina G. 96--340 1996-08-12
United States, Arizona, Pinal, Northeastern Tortolita Mountains, 32.53833 -110.985, 1100m
UCR
Melissa Luckow 2781 1985-08-21
United States, Arizona, Santa Cruz, 3.1 miles east of Bear Valley Ranch turnoff on Ruby Road, 31.41375 -111.16142, 1350m
UCR
R. Mitchel Beauchamp 3127 1971-09-10
United States, Arizona, Maricopa, roadside rest area on north side of Interstate Hwy 8, 8 miles west of Sentinel, 32.83667 -113.35667, 160m
UCR
UCR0162198 Michael Honer 4016 2011-10-28
United States, California, Riverside, Chuckwalla Valley, 11.6 km north of Desert Center, 33.81483 -115.40556, 222m
UCR
UCR0285409 Steve Boyd 12567 2023-04-20
United States, California, Inyo, Dublin Hills near Shoshone, major canyon (valley) at southern end of range, northward from Furnace Creek Wash Road, primarily along ridge along western side and adjacent alluvial benches, 35.92981 -116.30019, 514m
UCR
Ignacio García Ruiz 2360 1988-06-23
United States, Arizona, Yavapai, Entre Camp Verde y Montezuma's Castle, 34.59722 -111.84417, 976m
UCR
B.G. Pitzer 815A 1988-05-14
United States, Arizona, Mohave, near east base of Black Mountains, c. 18 miles north of Kingman, on Hermit Dr. at a small wash 2.4 miles west of Hwy 93, 35.33056 -114.24, 1159m
UCR
L.C. Higgins 29089 2010-05-25
United States, Arizona, Mohave, East of Seegmiller Mountain, 36.8245 -113.464, 1466m
UCR
B.G. Pitzer 1455 1989-10-07
United States, Arizona, Yuma, Yuma, sand dunes south of Airport Loop, 0.3 mi E of intersection with Ave. A, just west of the airport, 32.62583 -114.6275, 61m
UCR
Paul Schneider s.n. 1980-05-07
United States, Arizona, Yavapai, eastern end of Harcuvar Mountains [near Bullard Peak], 34.06028 -113.29111, 793m
UCR
Wendy C. Hodgson 4666 1987-09-05
United States, Arizona, Santa Cruz, just north of Sycamore Canyon and Italian Canyon intersection along FSR 61, 31.36767 -110.76822, 1402m
UCR
B.D. Parfitt 3382 1985-04-20
United States, Arizona, Mohave, About 0.5 mile west of Arizona Hwy 95 on old road to Fort Mojave, 35.02611 -114.60667, 152m
UCR
David Charlton 2583 1988-11-10
United States, Arizona, Santa Cruz, Hills west of Patagonia Mtns, Coronado National Forest, along dirt road between Nogales & Duquesne, 4 to 5 miles east of Hwy 82, 31.3675 -110.76389, 1372m
UCR
B.G. Pitzer 815B 1988-05-14
United States, Arizona, Mohave, near east base of Black Mountains, c. 18 miles north of Kingman, on Hermit Dr. at a small wash 2.4 miles west of Hwy 93, 35.33056 -114.24, 1159m
UCR
J.J. Thornber 2277 1905-05-21
United States, Arizona, Pima, Tucson Mountains, Tucson, 32.21139 -110.99869, 779m
UCR
John LaSalle s.n. 1980-05-09
United States, Arizona, Pinal, 10.5 miles west of Superior on Hwy 60, about 50 yards south of the highway, 33.26306 -111.27417, 640m
UCR
Eric Fisher s.n. 1979-03-04
United States, Arizona, Gila, 2 miles west of Miami, 33.38056 -110.90306, 1159m
UCR
E.R. Blakley 1244 1952-05-27
United States, Arizona, Cochise, Guadalupe Canyon, 31.34167 -109.06333, 1311m
UCR
UCR0120747 W.D. Wiesenborn s.n. 2022-08-15
United States, Nevada, Clark, El Dorado Mountains, 2.8 km north of Nelson, east side of State Highway 165, 35.733 -114.833, 1055m
UCR
UCR0133884 Duncan S. Bell 9414 2016-04-19
United States, California, San Bernardino, Pipes Wash, between Black Hill and Flat Top Mesa, c. 2 air miles north of Pioneertown, 34.18975 -116.48967, 1209m
UCR
UCR0100655 Duncan S. Bell 154 2009-03-29
United States, California, Riverside, large western drainage of the Arica Mountains, within the Palen/McCoy wildernes area, 34.02111 -114.94278, 434m
UCR
V.W. Steinmann 2488 2002-06-10
Mexico, Querétaro, Landa, MEX Hwy 120, 5 km (by road) E of the turnoff to La Vuelta, 21.2875 -99.20889, 1400m
UCR
UCR0120746 W.D. Wiesenborn s.n. 2022-08-08
United States, Nevada, Clark, El Dorado Mountains, 2.8 km north of Nelson, east side of State Highway 165, 35.733 -114.833, 1055m
UCR
UCR0100632 Jon P. Rebman 12863 2006-05-20
United States, California, San Diego, BLM Wilderness area, south of Vallecito Stage Station County Park in Potrero Canyon, base of the Sawtooth Mountains on the west side. Square N25, 32.92669 -116.36061, 590m
UCR
UCR0100646 Scott D. White 10965 2005-04-19
United States, California, Imperial, Fish Creek Mountains, 33 -116.06667, 152m
UCR
Steve J. Siedo 620 1998-05-01
United States, Texas, Bastrop, Between Bastrop and Buescher State Parks west of Park Rd 1C, 30.08333 -97.18333
UCR
UCR0100669 Jennie Phui 105 1998-06-03
United States, California, Riverside, near Windy Point and Palm Springs Station, 6 miles NW of Palm Springs city limits, base of Mt. San Jacinto, 33.9 -116.65, 335m
UCR
UCR0100694 B.G. Pitzer 3990 1999-06-09
United States, California, San Bernardino, Piute Valley, powerline road 1 mile north of telephone cable road, c. 2 miles SSE of Piute Spring/Ft. Piute, 35.10472 -114.95472, 740m
UCR
UCR0100683 Jim André 16360 2011-04-09
United States, California, San Bernardino, southeast end of Marble Mountains, 3.5 mi north northeast of Chambliss at US Hwy 66, in rugged canyon at end of 4WD dirt road at historic mine site, 34.5855 -115.50482, 390m
UCR
UCR0100623 Cindy Stead s.n. 1987-05-09
United States, California, San Bernardino, Granite Mountains Reserve and vicinity, along Plateau Trail in upper Granite Cove, 34.78639 -115.66194, 1372m
UCR
Mitch Provance 1207 1999-07-05
Mexico, Aguascalientes, Calvillo, Rancho La Fragua; c. 1.5 km west of La Rinconada, 12 km SW of Calvillo; Southern Sierra Fria, 21.77833 -102.81833, 1700m
UCR
UCR0100575 Scott D. White 6580 1998-06-01
United States, California, San Bernardino, Desert slope above Lucerne Valley. Mitsubishi Cement proposed quarry expansion directly west of existing Cushenbury Quarry and south of processing plant, 34.35 -116.85, 1524m
UCR
Mitch Provance 1264 1999-07-07
Mexico, Aguascalientes, Calvillo, South Calvillo; c. 2 km south of highway that runs along the south side of Calvillo; c. 1.75 km SE of La Mesa Grande turnoff; Intermontane valleys of W Aguascalientes, 21.83167 -102.72, 1700m
UCR
Jim André 19894 2011-05-10
United States, Nevada, Clark, 9.5 mi. NNW of I-15 at Jean, along Hwy 161 [Sandy Valley Rd.] just east of Columbia Pass, at Fredrickson Mine just north of Table Mountain, 35.82207 -115.47602, 1364m
UCR
UCR0100687 Frank C. Vasek s.n. 1978-04-14
United States, California, San Bernardino, top of Twentynine Palms Mountain. Site VI I, 34.05889 -115.95222, 1372m
UCR
R.D. Worthington 26465 1997-05-04
United States, New Mexico, Luna, Mouth of Windmill Canyon, 32.14411 -107.60711, 1479m
UCR
A.H. Harris 841 1987-05-29
United States, Texas, Hudspeth, Indio Mtns, 0.5-1.0 km (air) south of Squaw Spring, 30.78889 -105.0125, 1254m
UCR
R.D. Worthington 19140 1991-04-27
United States, New Mexico, Luna, Tres Hermanas Mts, cyn on NE side of South Peak, 31.915 -107.69667, 1450m
UCR
UCR0100635 A.C. Sanders 42103 2016-03-06
United States, California, Imperial, Chocolate Mountains, hills near Mammoth Wash, 1.17 km WNW (274°) of Hayden Well, wash crossing of dirt road, 33.20637 -115.26333, 246m
UCR
R.D. Worthington 20565 1992-04-19
United States, New Mexico, Doña Ana, Cristo Rey: Cerro de Cristo Rey Uplift, along US-Mex border near Sunland Park and Anapra, 31.79 -106.53167, 1223m
UCR
Jim André 24037 2012-04-27
United States, Arizona, Mohave, along River Road (Mt Trumbull Loop, BLM Rd#1069), just southeast of Mokaac Mountain, c. 9.5 mi south of Hwy I-15 at St. George, 36.90722 -113.55898, 1039m
UCR
R.D. Worthington 14213 1986-06-21
United States, Texas, El Paso, El Paso, NW part of city at small andesite hills 0.3 mile north of junction Belvedere St. with Westwind Dr., 31.85417 -106.54028, 1280m
UCR
UCR0100688 Carl B. Wolf 10844 1941-05-28
United States, California, San Bernardino, West slope of Providence Mtns, 6 miles (airline) east of Kelso in Cornfield Spring Canyon, 34.9725 -115.57333, 1037m
UCR
UCR0100588 Jim André 20514 2011-06-01
United States, California, San Bernardino, Mojave National Preserve; near Valley Wells, along powerline road 0.2 mile south of I-15, 0.5 mile east of junction I-15 and Cima Rd, 35.44227 -115.6651, 1134m
UCR
R.D. Worthington 14304 1986-07-20
United States, New Mexico, Doña Ana, Limestone slopes south of O'Hara Road (NM 404), 4 air miles east of Anthony, 32.02158 -106.49572, 1296m