UCR
UCR0122313 A.C. Sanders 2956 1982-09-09
United States, California, San Bernardino, southwest bajada of the Ship Mountains. 12.2 miles southeast of Chambless, near McCoy siding, c. 20 miles east-southeast (airline) of Amboy, 34.44917 -115.43028, 245m
UCR
UCR0122131 Theo Glenn 91--97 1991-05-20
United States, California, Riverside, Arica Mountains, southwest of Rice, 34.03639 -114.90056, 320m
UCR
UCR0122305 Mitch Provance 460 1998-04-18
United States, California, San Bernardino, “Rattlesnake Mt.”, areas just on the SW and S periphery of limestone quarry situated at the N base of the mountain on 7th St. in Bloomington; Jurupa Mountains, 34.037 -117.40767, 396m
UCR
UCR0122307 B.G. Pitzer 0781 1988-05-07
United States, California, San Bernardino, Clipper Valley, east of Providence Mtns, on Essex Road 5.2 miles NW of Interstate Hwy 40. At large wash that crosses the road, 34.84917 -115.3875, 1280m
UCR
UCR0122137 Jon M. Stewart 600 1989-09-17
United States, California, Riverside, Coachella Valley, Pushawalla Canyon, Indio Hills, 33.81528 -116.28889, 91m
UCR
George K. Helmkamp 2675 1998-02-05
United States, California, Riverside, 3.2 miles north of junction of Thousand Palms Canyon Road and Dillon Road; Little San Bernardino Mtns., 33.89333 -116.26333, 457m
UCR
UCR0122220 A.C. Sanders 28261 2004-06-25
United States, California, San Diego, Boden Canyon, tributary of Santa Ysabel Creek at E end of San Pasqual Valley; along road in upper DFG parcel, 33.13847 -116.89556, 396m
UCR
UCR0122098 T.B. Salvato 7402 2013-03-22
United States, California, Riverside, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek, 33.59806 -117.14194, 396m
UCR
UCR0122081 B.G. Pitzer 0381 1986-12-17
United States, California, Orange, Lomas de Santiago, on Santiago Cyn Rd, c. 1.0 mile SW of [Irvine Lake] Santiago Reservoir, 33.78333 -117.725, 305m
UCR
UCR0122203 A.C. Sanders 31748 2005-10-05
United States, California, San Diego, Blue Sky Ecological Reserve (DFG), east of Rancho Bernardo and north of Poway, along Green Valley Truck Trail on slopes between the creek and new dam, vicinity of bench mark “Joe West”, 33.02056 -117.00222, 274m
UCR
UCR0122211 A.C. Sanders 7084 1987-05-14
United States, California, San Diego, west end of Otay Mesa, east of San Ysidro, head of Dillon Canyon, 32.55917 -117.01722, 153m
UCR
UCR0122159 Ginny Short 076 2019-04-11
United States, California, Riverside, Coachella Valley Valley Preserve, Thousand Palms Canyon wash south of the oasis and east of Thousand Palms Canyon Rd., 33.825 -116.317, 122m
UCR
UCR0122101 Fred M. Roberts 6324 2006-05-01
United States, California, Riverside, Old Salt Creek watershed, South Hemet Hills, west of California Ave, c. 2.8 km southwest of the west end of Hemet-Ryan Airport runway, 33.71306 -117.05, 483m
UCR
UCR0122127 Louis C. Wheeler 6171 1946-01-19
United States, California, Riverside, 2 miles north of main highway [I-10/ Hwy 99] on road [Hwy 62] to 29 Palms, 33.93278 -116.59583
UCR
UCR0122058 Robert McKernan s.n. 1989-09-29
United States, California, Imperial, Chocolate Mountains, 8 km east of Pegleg Well; impact area “Runway”, 33.25778 -115.13194, 389m
UCR
UCR0122036 A.C. Sanders 41798 2015-09-07
United States, California, Imperial, Chocolate Mountains Aerial Gunnery Range, c. 5.5 miles due west of the south end of the Little Mule Mountains, along the road from “Camp Burt” to new target at “Invader”, wash crossing near road junction to Salvation Pass, 33.29093 -115.18552, 401m
UCR
UCR0122026 A.C. Sanders 43755 2020-01-14
United States, California, Imperial, west side of Chocolate Mountains, slope above and 3.15 km NE (47°) of Amos, 33.13742 -115.23008, 122m
UCR
UCR0122059 R.F. Thorne 50882 1977-11-25
United States, California, Imperial, c. 15 mi north of Yuma along Picacho Road (perhaps Senator Wash), 32.92 -114.64, 61m
UCR
UCR0122056 B.G. Pitzer 3300.1 1997-10-18
United States, California, Imperial, Palo Verde Mountains, Hwy 78, 7.1 road miles south of town of Palo Verde and c. 5.4 miles north of Walter’s Camp Road, 33.34167 -114.72389, 91m
UCR
R.F. Thorne s.n. 1990-09-00
Mexico, Baja California (norte), Ensenada, Exact locality unrecorded and coords. crudely estimated based on other locations from same trip. Somewhere between Ensenada and Catavina, 31.73333 -116.71667
UCR
UCR0122096 Naomi Fraga 3952 2012-03-15
United States, California, Riverside, off of Box Canyon Rd, south of Shaver Well in a wash, 33.58767 -115.92381, 229m
UCR
UCR0122208 Jon P. Rebman 6391 2000-04-13
United States, California, San Diego, San Diego Urban Canyons, North Park, Switzer Canyon, 32.73361 -117.13056, 100m
UCR
Scott D. White 10874 2005-04-12
United States, California, Riverside, Indio area, vacant land NE of the I-10 Freeway interchange at Jefferson, 33.75 -116.26667, 12m
UCR
UCR0122196 Jon P. Rebman 18807 2010-03-11
United States, California, San Diego, Cleveland National Forest, southeast of El Cajon Mountain, west of the El Capitan Reservoir, just east of El Cajon Mountain Truck Trail. Square O16, 32.88939 -116.817, 230m
UCR
UCR0122027 Jon P. Rebman 32523 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
UCR0122201 Cal Dept Fish & Game 535 2004-12-25
United States, California, San Diego, Rancho Jamul Ecological Reserve, 32.6605 -116.85657, 310m
UCR
UCR0134003 Scott D. White 15245 2022-11-04
United States, California, Riverside, La Quinta area, alluvial fan below Bear Creek, adjacent to and above wide area disturbed for flood control structures, 33.64167 -116.30833, 107m
UCR
B.G. Pitzer 3360 1997-10-19
United States, California, Riverside, north foot of Chuckwalla Mtns, Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road; N foot of Chuckwalla Mtns, 33.68667 -115.42333, 500m
UCR
UCR0122176 Chris E. True s.n. 2003-09-26
United States, California, Riverside, Canyon Spring, Orocopia Mtns., 33.54361 -115.65306, 372m
UCR
UCR0122071 A.C. Sanders 26047 2003-04-16
United States, California, Los Angeles, Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park, 34.41917 -118.59472, 366m
UCR
O.F. Clarke 661005--02 1966-10-05
United States, California, Riverside, University of Calif, Riverside Desert Research Center [= Deep Canyon], 33.64806 -116.37694, 290m
UCR
Arnold Tiehm 18323 2019-03-31
United States, Nevada, Clark, south end, 3.7 road miles south of Hwy 163 to Davis Dam on a pole line road, 35.12867 -114.75911, 793m
UCR
UCR0122165 Steve Boyd s.n. 1980-07-03
United States, California, Riverside, Motte Reserve, 2.5 miles northwest of Perris; western edge of reserve 1/4 mile south of the NW corner of the reserve, 33.81667 -117.25417, 518m
UCR
Steve Boyd 339 1980-07-20
United States, California, Riverside, Harford Springs County Park, northwest corner of the Gavilan Plateau, 33.80361 -117.355, 610m
UCR
UCR0122047 Scott D. White 10953 2005-04-19
United States, California, Imperial, Fish Creek Mountains, 33 -116.06667, 152m
UCR
UCR0122037 A.C. Sanders 41816 2015-09-08
United States, California, Imperial, eastern edge of Chocolate Mountains Aerial Gunnery Range, Skyline Dr, 1.5 miles north of Dietz Rd./Camp Burt, SE of Little Mule Mtns., 33.30353 -115.06187, 307m
UCR
UCR0122194 Jon P. Rebman 29410 2015-02-24
United States, California, San Diego, Camp Pendleton, east-central portion of Base, India Training Area, north of Lake O’Neill, east of the Santa Magarita River, in a burn area just east of De Luz Road along the Fallbrook Weapons Station border. Square: D6, 33.3525 -117.31439, 100m
UCR
UCR0122216 A.C. Sanders 28206 2004-06-18
United States, California, San Diego, Carlsbad, Agua Hedionda Ecological Reserve, south side of Park St between Neblina Dr. and Valencia Ave., 33.14333 -117.31722, 18m
UCR
UCR0122162 Helen M. Whistler 640301--02 1964-03-01
United States, California, Riverside, city of Riverside, 0.1 mile north of [USDA Forest Service] Fire Research Station, on Canyon Crest Drive, 33.96111 -117.33139, 323m
UCR
UCR0122312 John C. Aulenbrock 093 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
UCR0122350 B.G. Pitzer 3976 1999-06-09
United States, California, San Bernardino, Piute Range, telephone cable road 10.5 mi. west of Hwy 95 (at mile marker 75); Eastern Mojave Desert, 35.09167 -115, 930m
UCR
UCR0122217 A.C. Sanders 28208 2004-06-18
United States, California, San Diego, Carlsbad, Agua Hedionda Ecological Reserve, south side of Park St between Neblina Dr. and Valencia Ave., 33.14333 -117.31722, 18m
UCR
UCR0122311 George K. Helmkamp A-15 1984-04-29
United States, California, San Bernardino, Big Morongo Canyon near the Riverside Co. line, 2 miles below the Big Morongo Preserve headquarters. Floor of the main canyon and to 0.25 mile up a broad side canyon to the east, 34.035 -116.55222, 701m
UCR
UCR0122205 Jon P. Rebman 10237 2004-05-11
United States, California, San Diego, Sycuan Peak Ecological Reserve (California Dept. of Fish & Game): southeast of Dehesa, south of Loveland Reservoir on the lower north side of Sycuan Peak; Sweetwater River watershed in Sloane Canyon, in the vicinity of the entrance gates, 32.77167 -116.80972, 260m
UCR
Pat Farmer s.n. 1981-03-19
United States, California, Riverside, Box Springs area, 33.94361 -117.29917, 427m
UCR
UCR0122185 George K. Helmkamp s.n. 1982-05-06
United States, California, Riverside, north foot of mtns, at Snow Creek. Beside Snow Creek Road between the village and the wash, 33.89833 -116.67917, 366m
UCR
George K. Helmkamp 3067 1998-04-03
United States, California, Riverside, Whitewater River, bordering the north side of Hwy I-10; east side of the river; Colorado Desert, 33.925 -116.64167, 396m
UCR
UCR0122310 A.C. Sanders 2955 1982-09-09
United States, California, San Bernardino, southwest bajada of the Ship Mountains. 12.2 miles southeast of Chambless, near McCoy siding, c. 20 miles east-southeast (airline) of Amboy, 34.44917 -115.43028, 245m
UCR
M. Sears 613 1977-10-15
United States, California, Riverside, Midland [SE of], foothills of the Big Maria Mountains, 33.82722 -114.74611, 244m
UCR
Mitch Provance 9819 2005-05-18
United States, California, Riverside, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave, along the SE side of Pierce St, properties on both the NE and SW sides of Baker St. in the city of Elsinore, 33.70611 -117.36111, 396m
UCR
UCR0122132 John C. Roos s.n. 1965-06-23
United States, California, Riverside, Cactus City, just east of the Mecca Hills on Interstate Hwy 10, 25 miles east of Indio, 33.67778 -115.96417, 503m
UCR
UCR0122204 A.C. Sanders 29510 2005-04-15
United States, California, San Diego, Batiquitos Lagoon Ecological Reserve, just N of Leucadia, north side of the mouth of the lagoon between the railroad crossing and Carlsbad Blvd., 33.08972 -117.31139
UCR
George K. Helmkamp 1271 1996-12-09
United States, Arizona, Mohave, Lake Mohave at Katherine Landing north of Bullhead City, 35.22139 -114.56306, 107m
UCR
UCR0122128 John C. Roos 3755 1947-11-01
United States, California, Riverside, Eagle Mountains, edge of Lost Palms Wash, 33.70194 -115.73917, 549m
UCR
UCR0122161 Scott D. White 7635 2000-03-23
United States, California, Riverside, Coachella Valley, Thousand Palms area. North terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion, 33.85 -116.4, 152m
UCR
George K. Helmkamp s.n. 1989-09-17
United States, Arizona, Yuma, Hwy 95 at the Gila River, 32.76083 -114.41306, 85m
UCR
A.C. Sanders 44161 2021-04-27
United States, California, Riverside, Riverside, SE edge of UCR campus, south of the botanical garden and north of the 60 Fwy, Coyote Hill area, near old UCRBG water tank, 33.96667 -117.32083, 424m
UCR
UCR0122337 Tasha La Doux 466 2010-03-19
United States, California, San Bernardino, Turtle Mountains; east side of Turtle Mountains, c. 0.3 mi. west of Hwy 95, 6 miles NNW of Vidal Junction, 34.24565 -114.64905, 367m
UCR
UCR0122309 Barry A. Prigge 2626 1978-04-22
United States, California, San Bernardino, 14 air miles ENE of Ludlow, 17.8 miles west of Kelbaker Road on powerline road, 34.83333 -115.93333, 640m
UCR
Steve Boyd s.n. 1984-08-20
United States, Arizona, Pima, San Xavier Indian Reservation, south of Tucson, alluvial fan just west of Highway 19, 32.02333 -110.99611, 838m
UCR
UCR0122157 Mark Bishner s.n. 1971-04-15
United States, California, Riverside, 5 miles east of Desert Hot Springs, 33.92417 -116.4175, 396m
UCR
UCR0122044 Jim André 15886 2011-02-21
United States, California, Imperial, Borrego Desert, road cut along Hwy S-22, 23 mi east of Borrego Springs, c. 5 mi west of Hwy 86, Salton City, 33.26993 -116.03102, 71m
UCR
UCR0122308 James Henrickson 16875 1978-05-07
United States, California, San Bernardino, hills 1 mile northeast of Amboy, 34.5725 -115.73083, 293m
UCR
UCR0122158 Hap Ritter s.n. 1976-10-19
United States, California, Riverside, c. 20 miles NW of Blythe on the Midland Road, McCoy wash drainage, SW side of the Big Maria Mtns., 33.83333 -114.76667, 245m
UCR
UCR0122067 Mitch Provance 419--131 2019-04-23
United States, California, Los Angeles, Newhall Ranch, hills NE of Potrero Canyon, powerline ROW about 0.6 miles (air) NE of Pico Canyon Rd., 33.39583 -118.613, 436m
UCR
UCR0122129 M. Sears 947 1978-03-18
United States, California, Riverside, 10 miles SW of Desert Center, 8 miles south of Interstate Hwy 10 on Red Cloud Mine Road, following mining railroad, 33.58278 -115.55333, 457m
UCR
T.B. Salvato 1379B 2005-06-03
United States, California, Riverside, c. 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and c. 0.25 mi south of Ethanac Road, 33.73917 -117.24778, 436m
UCR
UCR0122136 K.S. Gill s.n. 1965-04-17
United States, California, Riverside, Whitewater Canyon, 4 miles north of Hwy 60, 33.98 -116.65, 457m
UCR
UCR0122064 A.C. Sanders 298 1976-04-13
United States, California, Imperial, Yuha Desert, 0.5 mile south of Interstate Hwy 8 and c. due south of Plaster City, 32.75278 -115.85222, 61m
UCR
UCR0122223 J.R. Seeba 75 1977-06-03
United States, California, Ventura, Along Hwy 23, 1.9 mi north of its jct with Broadway., 34.34078 -118.90336, 395m
UCR
UCR0122324 A.C. Sanders 27302 2003-10-05
United States, California, San Bernardino, Sheep Hole Pass, west side of Amboy Road between highway and large wash, 34.24667 -115.725, 701m
UCR
UCR0122057 A.C. Sanders 002 1975-08-27
United States, California, Imperial, Yuha Desert; 3 miles west of Ocotillo, along Hwy S2, 32.75278 -116.04972, 91m
UCR
UCR0122093 A.C. Sanders 41052 2014-04-23
United States, California, Riverside, Gavilan Hills, toward eastern end of Concordia Ranch Rd. at edge of Temescal Valley, above I-15, 33.73278 -117.4025, 390m
UCR
John S. Davis 720408--05 1972-04-08
United States, California, San Diego, Chula Vista, right [south] on Lynwood Dr. from Bonita Road for 0.5 mile, west on footpath 100 yards then south 1000 yards, 32.64167 -117.04667, 76m
UCR
A.C. Sanders 297 1976-08-05
United States, California, San Diego, Sweetwater River Valley, upper Sloan Canyon near the bridge, 32.75528 -116.78333, 457m
UCR
UCR0122174 T.B. Salvato 51 2000-04-18
United States, California, Riverside, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, west edge of Coachella Canal; Coachella Valley, 33.6 -116.04167, 9m
UCR
UCR0122048 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
George K. Helmkamp 2990 1998-03-20
United States, Arizona, La Paz, beside US Hwy 95, 12 miles south of Stone Cabin, 33.08667 -114.29833, 244m
UCR
UCR0122053 A.C. Sanders 10023B 1990-01-30
United States, California, Imperial, Chocolate Mountains Aerial Gunnery Range, upper Frink Wash, 33.4175 -115.61167
UCR
UCR0247266 Scott D. White 16390 2023-09-29
United States, California, San Diego, Rockhouse Canyon Road c. 1 air mile north of the junction with Butler Canyon Rd, 33.39833 -116.37333, 457m
UCR
UCR0122085 A.C. Sanders 38398 2010-05-17
United States, California, Riverside, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St, c. 1.0 mile NNE (04°) of intersection of I-15 and Lake St., 33.74306 -117.3925, 465m
UCR
UCR0122184 A.C. Sanders 27965 2004-05-26
United States, California, Riverside, Alberhill Mountain, SE of old clay mining area, 33.71333 -117.37361, 512m
UCR
UCR0122348 B.G. Pitzer 3936 1999-05-30
United States, California, San Bernardino, Large wash originating at “Sheep Corral,” c. a half mile north of Hwy I-40 and 3 miles south of entrance to UC Sweeney Granite Mtns Desert Research Center off Kelbaker Road, west side of road, 34.73 -115.675, 950m
UCR
Mitch Provance 4422B 2003-05-05
United States, California, Riverside, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr., 33.94167 -117.51611, 305m
UCR
UCR0122175 Karen Kirtland s.n. 1998-11-06
United States, California, Riverside, sand and gravel mine c. 8 miles (airline) north of Blythe, southwest of Big Maria Mtns. on Midland Road; Sonoran Desert, 33.70833 -114.62639, 137m
UCR
UCR0122182 A.C. Sanders 28225 2004-06-20
United States, California, Riverside, Temescal Canyon, “Serrano Highlands” project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd, hilltop above I-15, SW of main clay pits, 33.77256 -117.48233, 378m
UCR
UCR0122206 Jon P. Rebman 10099 2004-05-06
United States, California, San Diego, Crestridge Ecological Reserve: west of La Cresta between Alpine and El Cajon; along bottom of Rios Canyon, 32.83417 -116.85583, 375m
UCR
V.W. Steinmann 1234 1997-10-29
Mexico, Baja California Sur, Along Mex 1, 31 km (by road) SE of the turnoff for Geurrero Negro, 27.8375 -113.72806, 50m
UCR
UCR0122207 Jon P. Rebman 6270 2000-03-23
United States, California, San Diego, Anza-Borrego Desert State Park, S of Ocotillo Wells, Starfish Cove Trailhead, 33.06861 -116.11583, 70m
UCR
UCR0122323 A.C. Sanders 27274 2003-10-05
United States, California, San Bernardino, along Hwy 62 east of Twentynine Palms, c. 1 mile east of Old Dale, 34.12222 -115.81694, 390m
UCR
UCR0122172 Helen Kennedy 5448 2002-02-02
United States, California, Riverside, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2, 33.76667 -116.55, 195m
UCR
UCR0122173 Bonnie C. Templeton 1013 1930-04-09
United States, California, Riverside, North of Palm Springs, 33.84167 -116.54167, 170m
UCR
Roxana S. Ferris 9884 1940-06-29
United States, Arizona, Mohave, 0.5 mi above Pierce’s [Pearce] Ferry, Lake Mead, 36.11972 -114.00889, 122m
UCR
A.C. Sanders 3519 1983-03-07
Mexico, Sonora, Caborca, North end of the Sierra El Viejo in the large canyon containing the Mina Santa Cruz, 25 miles SW of Caborca, 30.36667 -112.36667, 520m
UCR
UCR0122094 A.C. Sanders 41852 2015-09-10
United States, California, Riverside, Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range, 33.55637 -115.60085, 433m
UCR
Ira L. Wiggins 8906 1938-03-20
United States, Arizona, Maricopa, 10 miles E [southeast] of Wickenburg on highway to Phoenix, 33.86028 -112.62917, 579m
UCR
A.C. Sanders 9148 1989-09-02
Mexico, Sonora, Guaymas, 4 miles NW of San Carlos Bay, gentle alluvial slope and beach dunes above the large cove just north of Isla Venado, 15 miles NW of Guaymas [near where “Catch 22” movie made], 27.97556 -111.11667, 5m
UCR
UCR0122073 Louis C. Wheeler 5679 1942-12-02
United States, California, Los Angeles, Burbank; Glen Oaks and Lamer St, 34.20178 -118.33142
UCR
UCR0120149 Scott D. White 13950 2022-01-27
United States, California, Riverside, Snow Creek alluvial fan. Pacific Crest Trail from crossing at Snow Creek Road to c. 0.5 mile northwest, 33.875 -116.68333, 366m
UCR
UCR0122087 A.C. Sanders 37678 2010-03-31
United States, California, Riverside, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd., 33.73667 -117.40778, 372m