UCR
Jon P. Rebman 5320 1998-06-04
Mexico, Baja California (norte), Ensenada, c. 10 miles east of Ojos Negros, 2.2 miles north of Hwy 3 and 0.8 mile from the road to Laguna Hanson, 31.87083 -116.09028, 1100m
UCR
Jon P. Rebman 32538 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
N.J. Matthews 31063--3 1963-03-10
United States, California, Riverside, Coachella Valley, c. 1 mi north of Cathedral City, just off of Hwy 99, 33.81667 -116.46667, 61m
UCR
D.P. Faulkner 407 1978-03-30
United States, California, Riverside, 1 mile north of Riverside Mountans, bench area, 4 miles south of Vidal, 34.07111 -114.48167, 146m
UCR
Richard D. Goeden 160694--01 1994-06-16
United States, California, San Diego, La Posta Road, 32.72278 -116.4275, 976m
UCR
Janneth Rivera-Fonseca 029 2017-04-12
United States, California, San Bernardino, Turtle Mountains, along NS 734 c. 1.7 air miles NW of Hwy 62 and RR tracks, west edge of Vidal Valley, c. 10 miles ENE of Rice, c. 11 air miles SW of Vidal Junction, 34.12075 -114.71242, 313m
UCR
A.C. Sanders 3740 1983-04-23
United States, California, San Bernardino, Colorado River Valley, just north of the Riverside Co. line, 5 miles SE of Vidal; Sonoran Desert, 34.08167 -114.43667, 122m
UCR
Barry A. Prigge 2555 1978-04-22
United States, California, San Bernardino, Budweiser Valley, 12.7 miles west of Kelbaker Rd. on powerline road; Eastern Mojave Desert, 34.85556 -115.85, 550m
UCR
E.W. Lathrop 7846 1978-01-22
United States, California, San Bernardino, Barstow to Las Vegas Motorcycle raceway [north of Field Rd. exit from I-15, SE of Alvord Mtn.], 35.05389 -116.54278, 671m
UCR
George K. Helmkamp 2925 1998-03-19
United States, California, Imperial, Imperial Dam area, just south of the dam on Hwy S-24; Colorado Desert, 32.88433 -114.47167, 76m
UCR
T.B. Salvato 3183 2008-03-24
United States, California, San Bernardino, Harvard onramp to east-bound Hwy I-15, 22 mi east of Barstow, near Harvard Hill, 34.96389 -116.64306, 550m
UCR
J.W. Stubblefield s.n. 1969-04-12
United States, California, San Bernardino, 0.7 mi south of Baker on Kelbaker Rd.; Mojave Desert, 35.25722 -116.05917, 290m
UCR
John F. Green s.n. 2005-03-10
United States, California, Imperial, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 10 and 11, c. 4.5 miles N of Niland, 33.29889 -115.50444, 24m
UCR
Karen Simmons s.n. 1979-05-04
United States, California, San Bernardino, Frontage Road along Hwy I-40, 24 miles east of Newberry Springs; Mojave Desert, 34.73167 -116.31861, 459m
UCR
Richard D. Goeden s.n. 1985-04-27
United States, California, San Diego, Lower Kitchen Creek, above Boulder Oaks, 32.74389 -116.46222, 1159m
UCR
June Latting s.n. 1973-03-03
United States, California, San Bernardino, Saratoga Springs Road, Amargosa River Valley west of Hwy 127, 35.63333 -116.35, 30m
UCR
L.C. Higgins 26280 2005-03-30
United States, Arizona, Mohave, Beaverdam wash, 36.97233 -113.9795, 620m
UCR
Duncan S. Bell 12 2009-03-07
United States, California, Riverside, Arica Mountains, east side of range, c. 1.7 miles west of Priest Well, 34.01936 -114.92639, 431m
UCR
Stephen J. Myers s.n. 2005-01-31
United States, California, Riverside, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, north of Rancho Dos Palmas, 33.52056 -115.83889, 15m
UCR
George K. Helmkamp 2568 1998-01-23
United States, California, Imperial, On the W side of Hwy 86, 18.8 mi. NW of Westmorland, 33.17667 -115.88833, -30m
UCR
Jim André 30212 2014-01-14
United States, California, San Bernardino, along National Trails Hwy, US Route 66, 9.4 miles east-southeast of Ludlow, in low hills southwest of Bristol Mountains, 34.67175 -116.02208, 410m
UCR
Duncan S. Bell 51 2009-03-08
United States, California, Riverside, Arica Mountains, east side of range, c. 1.8 air miles NW of Priest Well, 34.03967 -114.91658, 350m
UCR
Jim André 30907 2014-01-17
United States, California, San Bernardino, Colorado River Basin; along Needles Hwy, 2.3 miles north of Needles at Hwy 40, 34.88182 -114.64505, 141m
UCR
Jim André 18195 2011-05-10
United States, California, Inyo, along Furnace Creek Road, 0.4 mi north of Tecopa, Spanish Trails Hwy, 35.8555 -116.20878, 424m
UCR
Jim André 16327 2011-04-09
United States, California, San Bernardino, Cadiz Basin, west side of Cadiz Dunes, along north-south trending dirt road, c. 15 miles south southwest of Chambliss (at US 66), 8 miles west of Cadiz Road, 34.37077 -115.50673, 176m
UCR
Steve Boyd 10737 2004-03-30
United States, California, San Bernardino, Pisgah lava beds just south of old Route 66 and I-40, west of Ludlow and 7.8 mi east of Fort Cady Road, 34.78861 -116.47639, 600m
UCR
George K. Helmkamp 3111 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
UCR0142509 George K. Helmkamp 2579 1998-01-24
United States, California, Imperial, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 miles east of the jct of Calif. Hwy 98 with Hwy I-8); Colorado Desert, 32.70833 -115.035, 46m
UCR
Scott D. White 6071 1998-02-09
United States, California, Riverside, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing; Coachella Valley, 33.71667 -116.31667, 30m
UCR
Christopher Christie 36 1997-01-03
United States, California, San Bernardino, Schuyler Wash, vicinity of Siam (siding), Fenner Valley; East Mojave Desert, 34.55472 -115.42, 300m
UCR
Jon P. Rebman 4078 1997-05-21
United States, California, San Diego, West of Jacumba; south of Old Hwy 80 between Boulevard and Jacumba, 32.62306 -116.255, 1070m
UCR
Helen Kennedy 6274 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
Tim Thomas 5951 2013-03-20
United States, California, Riverside, 10 miles SW of Blythe, vicinity of transmission corridor, 33.562 -114.77639, 111m
UCR
Jim André 11262 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
R.G. Swinney 0016 1967-02-12
United States, California, Riverside, North Palm Springs, 33.90806 -116.54528, 229m
UCR
Stephen J. Myers s.n. 2005-03-24
United States, California, Riverside, Salton Basin, east of north end of Salton Sea, along Coachella Canal, 33.51361 -115.88028, 21m
UCR
A.C. Sanders 34492 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
A.C. Sanders 37529 2010-03-23
United States, California, Riverside, Chuckwalla Valley, at SW foot of Palen Mtns., 33.69494 -115.14092, 140m
UCR
Jeremiah George s.n. 2012-05-14
United States, California, San Bernardino, Barstow, just south of town at NW corner of intersection of Barstow Rd. (247) & So. CA Edison right-of-way, 34.86153 -117.01772, 791m
UCR
A.C. Sanders 44104 2020-03-18
United States, California, Imperial, Chocolate Mtns. Aerial Gunnery Range, Gas Line Rd, 5.7 km above the Coachella Canal crossing at Siphon 10 & Camp Billy Machan, 33.34444 -115.48528, 125m
UCR
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
George K. Helmkamp 3361 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
Jim André 7595 2006-03-30
United States, California, San Bernardino, west side of Dumont Dunes area along Hwy 127 at the Amargosa River crossing, 35.65278 -116.29417, 130m
UCR
A.C. Sanders 42102 2016-03-06
United States, California, Imperial, Chocolate Mountains, hills near Mammoth Wash, 0.71 km WNW (280°) of Hayden Well, beside dirt road, 33.20665 -115.25842, 266m
UCR
Fred M. Roberts 8139 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
Steve Boyd 12418 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
Mark A. Elvin 4294 2005-05-11
United States, California, San Diego, N of Campo; east of Buckman Springs Rd, 32.65611 -116.48222, 899m
UCR
John F. Green s.n. 2005-01-14
United States, California, Riverside, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24, at Kaiser RR trestle over the canal, between Salt Creek and Hunters Spring, 33.49389 -115.76528, 23m
UCR
Jim André 10926 2008-01-19
United States, California, San Bernardino, Bristol Mountains, along gas pipeline road, 6.7 mi west of Kelbaker Road, c. 1.5 mi south of Hwy I-40, 34.66844 -115.77967, 804m
UCR
Jim André 21347 2012-03-19
United States, California, Riverside, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10; Chuckwalla Valley, 33.79047 -115.30767, 152m
UCR
Steven R. Hill 39603 2016-03-16
United States, California, San Diego, Borrego Springs, alongside citrus plantations at boundary with state park, 33.3275 -116.2675, 182m
UCR
Jim André 27494 2014-04-03
United States, California, Inyo, Tecopa Basin; 0.3 miles east of Hwy 127, c. 2 miles south of Shoshone, 35.94053 -116.26587, 402m
UCR
Sarah J. De Groot 2800 2003-05-04
United States, California, San Bernardino, Whipple Mountains, southwest side of range, along Colorado River Aqueduct, 34.19994 -114.53972, 291m
UCR
Jim André 18992 2011-03-27
United States, California, San Bernardino, Clipper Mountains, along gas pipeline road on far southwest end of range, 12.0 mi. east of Kelbaker Rd, c. 4 mi. south of I-40; Clipper Mountains, 34.67367 -115.47657, 616m
UCR
Duncan S. Bell 3046 2011-12-30
United States, California, Riverside, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice, 34.00631 -114.92858, 365m
UCR
A.C. Sanders 28052 2004-05-30
United States, California, San Bernardino, Argos Wash, just north of the Old National Trails Highway c. 8 km west of Ludlow, SE of Sleeping Beauty Mountain, 34.72889 -116.24639, 604m
UCR
A.C. Sanders 40494 2012-10-31
United States, California, Imperial, Chuckwalla Bench south of the Chuckwalla Mtns, Arroyo Seco, SW of Graham Pass, 3.3 km SW (242°) of Raineys Well, W of BLM Rd. 552 between rds. 620 & 988, 33.40669 -115.21942, 566m
UCR
Michael Honer 2882 2008-03-20
United States, California, San Bernardino, open bajada southwest of Cady Mountains, c. 3.5 mi north of Hwy I-40, 2.5 mi west of Hecto Road, 34.84722 -116.49222, 610m
UCR
Jim André 16105 2011-03-15
United States, California, San Bernardino, along Hwy 66, paralletl to Hwy I-40, 2.5 mi west of Hector Road exit, 34.79322 -116.49513, 559m
UCR
June Latting s.n. 1958-04-06
United States, California, San Bernardino, Old Dale Road, 8 miles southeast of 29 Palms, 34.12333 -115.89222, 488m
UCR
Sula Vanderplank 121017--4 2012-10-17
Mexico, Baja California (norte), Ensenada, El Ganso, 30.49131 -115.236, 1148m
UCR
Jim André 12271 2010-04-14
United States, California, San Bernardino, Bristol Mountains, c. 1.5 miles west of Kelbaker Rd, 7 miles south of Hwy I-40, 34.6168 -115.68225, 550m
UCR
Steve Boyd 10676 2004-03-23
United States, California, San Bernardino, Pisgah Crater lava fields, south of the Cady Mountains,, west of Ludlow, just south of Interstate 40 on road to cinder quarry operation, 34.75986 -116.38306
UCR
George K. Helmkamp 6397 2001-03-30
United States, California, San Bernardino, CA Hwy 62, 16.2 miles east of Utah Trail (Twentynine Palms) near Dale Dry Lake, 34.11967 -115.75983, 366m
UCR
Jim André 16465 2011-03-31
United States, California, San Bernardino, northern end of East Cronise Lake, along Cronise Lake Road 3.0 mi north of Hwy I-15, 16 mi west of Baker, 35.14123 -116.29008, 320m
UCR
Naomi Fraga 1405B 2005-02-10
United States, California, Riverside, just north of Palen Pass Road, c. 10 mi east of Hwy 177, 33.91136 -115.08153, 361m
UCR
Steve Boyd 12598 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
Naomi Fraga 1430 2005-02-10
United States, California, Riverside, along Palen Pass Road, near Hwy 177, 33.90989 -115.21244, 170m
UCR
Jon P. Rebman 23676 2012-05-08
United States, California, San Diego, McCain Valley area; north of Boulevard and Hwy I-8, east of the junction of McCain Valley Road and Lost Valley Road, in Lost Valley. Square: R26, 32.76111 -116.27081, 1150m
UCR
A.C. Sanders 36239 2009-03-05
United States, California, San Bernardino, Cady Mountains, along powerline road c. 11 mi. NE of I-40, east of peak 2633, 34.87145 -116.25087, 610m
UCR
A.C. Sanders 42171 2016-03-14
United States, California, Imperial, Chocolate Mountains, along old Niland-Blythe Rd, 1.92 km NE of Siphon 8 on the Coachella Canal, NE of Slab City, 33.27382 -115.44603, 51m
UCR
UCR0199177 Tim Thomas 4630 2009-03-22
United States, California, Riverside, 3.7 miles NW of Wileys Well north of Hwy I-10, 33.64167 -114.95111, 116m
UCR
John F. Green s.n. 2005-03-10
United States, California, Imperial, Salton Basin, transect along the road on the immediate NE side of the Coachella Canal right-of-way, between siphons 12 and 13, c. 4 miles east of Wister, 33.32119 -115.53114, 29m
UCR
T.B. Salvato 7299 2013-03-08
United States, California, Riverside, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road, 33.60611 -115.08111, 137m
UCR
Marit K. Haug 01 2005-04-27
United States, California, Inyo, Death Valley National Park. Badwater Basin off West Side Road between Hanaupah Canyon and Johnson Canyon, 36.19333 -116.88778, -30m
UCR
A.C. Sanders 16025 1995-03-12
United States, California, Riverside, Coachella Valley, city of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111); Coachella Valley, 33.72167 -116.205, -8m
UCR
George K. Helmkamp 2528 1998-01-17
United States, California, Riverside, Bob Hope Drive, 0.9 mile south of Hwy I-10; Coachella Valley, 33.80333 -116.40333, 43m
UCR
Jim André 23980 2013-03-03
United States, California, Imperial, along frontage road at RR tracks, just N of Hwy I-8, just west of Winterhaven, c. 3 mi NW of Yuma, AZ, 32.7491 -114.70467, 40m
UCR
John Wear s.n. 1993-06-24
United States, California, Inyo, Death Valley Junction, 36.3 -116.43333, 610m
UCR
Jim André 24832 2013-03-27
United States, California, Riverside, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction; Riverside Mountains, 34.04388 -114.46943, 115m
UCR
Ed LaRue 27 1995-03-27
United States, California, San Bernardino, Silver Dry Lake, 3-32 km north of Baker; NE Mojave Desert, 35.35361 -116.10278, 277m
UCR
Richard D. Goeden s.n. 1994-06-16
United States, California, San Diego, Thing Valley Rd, Cleveland National Forest; Cleveland National Forest, 32.75556 -116.40972, 1120m
UCR
Gary D. Wallace 809 1968-02-22
United States, California, Imperial, SW part of the county; along Hwy 80, just east of Ocotillo, 32.73583 -115.99111, 111m
UCR
A.C. Sanders 6183 1986-03-08
United States, California, Imperial, Yuha Desert, c. 5 miles airline south of Plaster City, in fossil oyster beds along a dirt road c. 5 miles south of the Dunaway Road exit off Hwy I-8; Yuha Desert, 32.72833 -115.84278, 61m
UCR
Steve Boyd 1252 1986-02-06
United States, California, Imperial, Cargo Muchacho Mountains; bajada east of the mountains, powerline road 5.0 mi west of Picacho Road; Cargo Muchacho Mtns., 32.9 -114.73, 239m
UCR
Steve Boyd 1441 1986-03-13
United States, California, Riverside, west side of Palen Mountains, northeast of Desert Center. Upper bajada at base of range; Colorado Desert, 33.8975 -115.14972, 221m
UCR
John F. Green s.n. 2005-03-10
United States, California, Imperial, Salton Basin, transect along Coachella Canal right-of-way, between siphons 9 and 10, c. 4 miles NW of Niland, 33.28694 -115.49028
UCR
Wendy C. Hodgson 8851 1995-03-15
Mexico, Baja California (norte), Mexicali, 2.4 mi south of Ej. Saldana, just west of hwy 5 in foothills of Sierra las Pintas, N end, 31.82444 -115.205, 30m
UCR
Nina House 073 2018-10-09
United States, California, San Bernardino, c. 2.5 road miles west of Hector Road along south side of Hwy 66. South of Hwy I-40, east of Newberry Springs and Fort Cady Road, 34.79289 -116.49692, 554m
UCR
A.C. Sanders 12104 1992-04-04
United States, California, Riverside, McCoy Mountains, within 0.5 mile of McCoy Spring; Colorado Desert, 33.73361 -114.90778, 244m
UCR
A.C. Sanders 21721 1998-03-13
United States, California, San Bernardino, Cronese Valley, south side of I-15 at Basin Rd, SE of East Cronese Dry Lake and east of Cave Mtn.; Mojave Desert, 35.09833 -116.27833, 343m
UCR
Richard D. Goeden 92–-13 1992-05-22
United States, California, Inyo, Along Hwy 136, between Owens Lake and Inyo Mountains, 36.57486 -118.01331, 1098m
UCR
Thomas S. Elias 9207 1985-03-15
United States, California, San Diego, c. 5 mi S [east?] of Borrego Springs; Anza-Borrego Desert State Park; West Mesa of Carrizo Badlands, 33.25139 -116.26361, 620m
USU:UTC
UTC00261737 Sally Walker s.n. 1967-12-10
UNITED STATES, ARIZONA, YUMA, Foot of Mohawk Mountains, 305m
USU:UTC
UTC00276205 M. B. Dunkle 3106 1933-03-26
United States, California, Near Yermo
USU:UTC
UTC00261723 Sally Walker s.n. 1970-03-11
UNITED STATES, ARIZONA, YUMA, Foot of mohawk mountain, 305m
USU:UTC
UTC00293372 Joe Arnold 132
USA, Arizona, Harquahala Wash
USU:UTC
UTC00228207 Scott D. White; Pam Devries 6071 1998-02-09
United States, California, Riverside, La Quinta/ Palm Desert Area: White water River Channel at and near Miles Ave. Crossing. Coachella Valley., 33.7166667 -116.3166667, 30m
USU:UTC
UTC00271361 Michael Orr 2013-04-16
United States, California, San Bernardino, Kilbeck Hills, near high point on Cadiz rd, 34.36438 -115.28699
USU:UTC
UTC00271366 Michael Orr 2013-04-16
United States, California, Riverside, Palen/McCoy Wilderness area, off Midland rd, about 3 mi S of Rice, 34.03952 -114.86854