UCR
Jean V. Shepard 833 2010-03-24
United States, California, Yolo, City of Davis, Myrtle Place, 38.56222 -121.71611, 12m
UCR
D.E. Bramlet 2601 1998-04-21
United States, California, Riverside, maintenance road adjacent to (east of) the MWD canal & approximately 488m north from the canal crossing at the existing weather station, 701 m east of Hwy 79 and 1.22 km south of Holland Road, 50m west of the Shipley Reserve., 33.66611 -117.07639, 450m
UCR
Bob Muns s.n. 2002-05-28
United States, California, Los Angeles, Santa Fe Dam Recreation Area, old San Gabriel River floodplain, on side of road leading to the Lario San Gabriel River Trail parking area, just north of Foothill Blvd in the city of Irwindale, 34.11117 -117.94997, 143m
UCR
A.C. Sanders 23860 2001-03-30
United States, California, Riverside, Temecula, Long Canyon west of Del Rey Rd, along bottom of canyon west of junction of Av. Pina Colada, 33.52222 -117.12694, 366m
UCR
A.C. Sanders 25975 2003-04-14
United States, California, Los Angeles, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank, 34.43333 -118.62778, 305m
UCR
A.C. Sanders 38880 2011-03-29
United States, California, Riverside, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St., 33.73675 -117.21594, 447m
UCR
A.C. Sanders 29829 2005-04-29
United States, California, San Diego, Blue Sky Ecological Reserve, east of Rancho Bernardo and north of Poway, along road in lower canyon below turnoff to Lake Poway, 33.01583 -117.02194, 183m
UCR
Barbara Ertter 9804 1991-05-12
United States, California, Alameda, Springtown wetlands north of Livermore, north of junction of Bluebell Dr. and Hartford Ave., 37.72667 -121.74414, 157m
UCR
A.C. Sanders 25828 2003-04-02
United States, California, San Bernardino, Colton Dunes, north of Santa Ana Ave and east of Riverside Ave, on the east side of the tank farm, south of Slover Ave., 34.05778 -117.36333, 274m
UCR
Julie A. Greene 1197 1993-04-17
United States, California, Riverside, San Jacinto Wildlife Area, flat area west of Davis Road, 33.86361 -117.12806, 445m
UCR
R.F. Thorne 32307 1963-05-05
United States, California, Los Angeles, Cobal Canyon, 4 miles north of Claremont, 34.14667 -117.70917, 518m
UCR
R.G. Swinney 14075 2011-03-15
United States, California, Los Angeles, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr, lower Santa Anita Cyn., 34.17722 -118.01833, 235m
UCR
Mark A. Elvin 2260 2003-02-02
United States, California, Orange, San Joaquin Marsh, UCI campus SSE of intersection of Jamboree Blvd. and Campus Dr., 33.66111 -117.85278, 2m
UCR
D.E. Bramlet 2230 1992-04-15
United States, California, Riverside, west of Hemet, west of Warren Rd., 33.73333 -117.03333, 457m
UCR
Louis C. Wheeler 9188 1967-04-20
United States, California, Los Angeles, Claremont, roadway south of tree border, south of parking lot at Rancho Santa Ana Botanic Garden, 34.10778 -117.70944, 396m
UCR
Mark A. Elvin 2412 2003-04-02
United States, California, San Diego, Mira Mesa, Rose Canyon east of the 805 Fwy, 32.86778 -117.18389
UCR
Mitch Provance 417--51 2017-04-19
United States, California, Riverside, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd., 33.68831 -117.20739, 431m
UCR
A.C. Sanders 13666 1993-04-01
United States, California, Riverside, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave, 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos, 33.75139 -117.02361, 460m
UCR
Mitch Provance 411--77 2011-04-13
United States, California, Los Angeles, Broad Canyon, vicinity of 160th St. W, just W of Fairmont Butte, about 1.5 miles NNE of Fairmont, 34.75261 -118.4205, 832m
UCR
A.C. Sanders 29849 2005-05-04
United States, California, Riverside, c. 1 km east and southeast of Gavilan Peak, 33.79889 -117.36861, 625m
UCR
R.F. Thorne 43849 1973-05-23
United States, California, Riverside, north side of Mesa de Colorado, 33.50694 -117.28333, 610m
UCR
Louis C. Wheeler 9286 1967-05-07
United States, California, Los Angeles, vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon, north side of Sunset Ridge, northeast of reservoir, 34.21472 -118.15139, 625m
UCR
B.G. Pitzer 1248 1989-03-04
United States, California, San Diego, Pala Creek Canyon, Route S-16 where Pala Creek crosses hwy, c. 5 miles south of junction with Hwy 79, southeast of Temecula, 33.38333 -117.08333, 122m
UCR
D.E. Bramlet 3968A 2006-05-01
United States, California, Riverside, San Jacinto Valley, Hemet-Ryan Airport, north of Stetson Ave. & east of Warren Rd, SW of Hemet, 33.72972 -117.02917, 463m
UCR
Steve Boyd 1630 1986-04-02
United States, California, Riverside, Gavilan Hills. Harford Springs County Park, NW corner of the Gavilan Plateau, 33.80361 -117.355, 612m
UCR
D.E. Bramlet 3968B 2006-05-01
United States, California, Riverside, San Jacinto Valley, Hemet-Ryan Airport, north of Stetson Ave. & east of Warren Rd, SW of Hemet, 33.72972 -117.02917, 463m
UCR
A.C. Sanders 39026 2011-04-07
United States, California, Riverside, Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd, SE of Lee Lake, 33.74111 -117.43333, 381m
UCR
N. Miles Fellows 99 1985-03-03
United States, California, Riverside, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mountain, l mile west of Snow Creek Village, 33.89167 -116.69167, 489m
UCR
Louis C. Wheeler 9194 1967-04-23
United States, California, Los Angeles, N slope of Sunset Ridge at edge of firebreak by Millard Canyon, 34.21611 -118.14667, 549m
UCR
A.C. Sanders 13744 1993-04-11
United States, California, San Bernardino, north foot of range, Hwy 173, 5.4 miles NE of junction with Hwy 138, and c. 1 mile south of the Grass Valley Creek crossing, 34.31667 -117.27139, 1000m
UCR
A.C. Sanders 19706 1997-03-01
United States, California, Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark "Versity", 1386 ft.) and ridge S and SE of the UCR Botanic Garden; Riverside, 33.96667 -117.32222, 427m
UCR
Naomi Fraga 1776 2006-09-07
United States, California, Riverside, Mount San Jacinto State Park, Hidden Lake, 33.79961 -116.64072, 2652m
UCR
R. Mattoni 88--04 1988-04-01
United States, California, Los Angeles, Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made, 34.01194 -118.22583, 64m
UCR
A.C. Sanders 12188 1992-04-08
United States, California, San Bernardino, east of Yucaipa. Water Canyon, a tributary of Wildwood Canyon from the north. East-facing hillside & alluvial slopes at foot, 0.2 mile south of the stables (old Hunt Ranch), and c. 3/4 mile north of Wildwood Canyon Rd. on the west side of Canyon Drive, 34.02667 -116.99167, 1006m
UCR
A.C. Sanders 7609 1988-02-03
United States, California, Los Angeles, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd., 33.93333 -118.43333, 30m
UCR
George K. Helmkamp 17075 2011-03-12
United States, California, San Joaquin, between Lodi and Galt, Forest Lake Road just west of CA-99, 38.22194 -121.27361, 27m
UCR
Louis C. Wheeler 9193 1967-04-23
United States, California, Los Angeles, N slope of Sunset Ridge at edge of firebreak by Millard Canyon, 34.21611 -118.14667, 549m
UCR
Steven R. Hill 33398 2001-04-25
United States, California, San Bernardino, San Bernardino National Forest, vicinity of Lost Lake, straddling the San Andreas Fault. Lost Lake Road, west of Hwy I-15, 34.2775 -117.46361, 863m
UCR
Jon P. Rebman 10829 2005-01-25
United States, California, San Diego, Walker Canyon Ecological Reserve (c. Dept. of Fish & Game): between Boulevard and Jacumba on the north side of Interstate 8, on the south-facing slope just north of the stream on the west side of the reserve. San Diego Atlas Square T27, 32.66167 -116.23278, 965m
UCR
David J. Keil 12649 1978-03-19
United States, California, Kern, 3-3.5 mi east of Buttonwillow along Calif. Hwy 58, 35.39972 -119.41361, 250m
UCR
Mitch Provance 2976D 2001-04-21
United States, California, Riverside, Sunnyslope, west side of Sierra Blvd, along sidewalk adjacent to the golf course, 34.03111 -117.43028, 335m
UCR
T.B. Salvato 10029 2019-04-06
United States, California, San Bernardino, La Loma Hills. Colton, south of Litton Ave, east of Bostick Ave, and north of Palm Ave, 34.03611 -117.33778, 307m
UCR
R.G. Swinney 10349 2009-04-16
United States, California, Los Angeles, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd, on both side of El Encanto Parkway, 34.15139 -117.92917, 183m
UCR
A.C. Sanders 7595 1988-02-03
United States, California, Los Angeles, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd., 33.93333 -118.43333, 30m
UCR
A.C. Sanders 26588 2003-05-09
United States, California, Riverside, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.), 33.745 -117.03333, 457m
UCR
Mitch Provance 316--57 2016-03-19
United States, California, Tulare, Lake Success, about 5 miles east of Porterville, within transmission line corridor west of spillway and south of Avenue 146, 36.06261 -118.92469, 213m
UCR
A.C. Sanders 24057 2001-04-17
United States, California, Riverside, southwest edge of Hemet, NW of intersection of Stowe Rd. and California Av, 2 miles NE of Winchester, 33.72222 -117.05083, 457m
UCR
A.C. Sanders 7846 1988-05-18
United States, California, Los Angeles, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd., 33.93333 -118.43333, 1m
UCR
Louis C. Wheeler 9241 1967-04-30
United States, California, Los Angeles, Limekiln Canyon, 34.32139 -118.39361, 549m
UCR
George K. Helmkamp 15755 2010-03-23
United States, California, El Dorado, Happy Valley Cutoff Road, 0.1 mile east of its junction with County Road E16/Mt. Aukum Road, 38.65722 -120.66778, 622m
UCR
Jon P. Rebman 10872 2005-02-01
United States, California, San Diego, Sycuan Peak Ecological Reserve (California Dept. of Fish & Game): southeast of Dehesa, southwest of Loveland Reservoir; on the lower northeast side of Sycuan Peak, east of the entrance gate at the end of Sloan Canyon Road and west of Sloane Ranch, 32.77361 -116.80528, 280m
UCR
George K. Helmkamp 14478 2009-03-26
United States, California, Amador, along CA-88, 0.4 mile northeast of the San Joaquin Co. line, 38.28306 -121.0075, 81m
UCR
L. Maynard Moe 2516 2004-03-14
United States, California, Kern, Tule Elk State Reserve, 35.32222 -119.36417, 88m
UCR
Louis C. Wheeler 9173 1967-04-05
United States, California, Los Angeles, Vicinity of Rose Bowl, Arroyo Seco [presently Brookside Golf Course], 34.16583 -118.16889, 250m
UCR
Mark A. Elvin 2690 2003-05-03
United States, California, San Diego, SE side of Otay Mtn, Marron Valley, along Cottonwood Creek c. 1 km north of the Mexican border, 32.57278 -116.75778, 168m
UCR
B.G. Pitzer 3652A 1998-03-15
United States, California, San Diego, San Onofre State Beach, top of bluffs just south of the Orange County line, 33.38306 -117.58361, 6m
UCR
Matt Kedziora 7 2009-04-07
United States, California, San Diego, Dennery west quino and vernal pool restoration site, 0.5 mi north of Hwy 905 (Otay Mesa Road) and Caliente, just east of Angler Place. Square V12, 32.57369 -117.01281, 156m
UCR
T.B. Salvato 1395 2006-05-09
United States, California, San Bernardino, Lower Cajon Pass, Glen Helen Parkway where it crosses Cajon Wash, between Glen Helen Road and Cajon Blvd., 34.21222 -117.40556, 614m
UCR
A.C. Sanders 29537 2005-04-15
United States, California, San Diego, Batiquitos Lagoon Ecological Reserve, north side east of the I-5 Fwy, along the trail past the nature center, 33.09139 -117.29861
UCR
Mitch Provance 315--05 2015-03-24
United States, California, Riverside, Menifee, NE corner of the intersection of Scott Rd. and Menifee., 33.64178 -117.1535, 454m
UCR
George K. Helmkamp 17094 2011-03-29
United States, California, San Joaquin, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56°) of Linden, 38.095 -120.945, 72m
UCR
Scott D. White 2592 1995-03-24
United States, California, Kern, Just east of Old River Road, midway between Herring Road and Copus Road c. 10 mi NW of I-5/SR 99 interchange, 35.13333 -119.1, 91m
UCR
Scott D. White 2664 1995-03-30
United States, California, Riverside, Moreno Valley; hills c. 0.7 air mile directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows "Moreno" BM 2067 at top of hill, 33.93222 -117.18028, 579m
UCR
A.C. Sanders 25775 2003-03-14
United States, California, Los Angeles, long-abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel, 34.13194 -117.92917, 159m
UCR
A.C. Sanders 16474 1995-04-10
United States, California, San Bernardino, western Colton, just east of the large fuel tanks on Riverside Ave, just south of Slover Ave, 1.5 miles WSW of Slover Mtn., 34.0625 -117.3625, 305m
UCR
A.C. Sanders 31155 2005-06-22
United States, California, San Diego, Buena Vista Lagoon Ecological Reserve (DFG), Carlsbad, north side of lagoon between Carlsbad Blvd. (S-21) and the RR, south of Eaton St., 33.16861 -117.35833
UCR
Walter Wisura 5008 1997-03-04
United States, California, San Bernardino, Jurupa Hills, Mary Vagl Museum and Nature Center, Cypress St, Fontana, 34.04167 -117.45, 323m
UCR
George K. Helmkamp 8267 2004-02-10
United States, California, San Luis Obispo, southeast of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr., 35.08 -120.58333, 76m
UCR
Scott D. White 4728 1997-02-28
United States, California, Riverside, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy, 33.7 -117.31667, 457m
UCR
A.C. Sanders 26160 2003-04-29
United States, California, Los Angeles, Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd., 34.49583 -118.59583, 396m
UCR
Dan S. Cooper 510--36 2010-05-27
United States, California, Los Angeles, Madrona Marsh, Torrance, 33.82611 -118.34278, 24m
UCR
R.F. Thorne 55210 1982-06-00
United States, California, Riverside, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd., 33.50167 -117.25583, 579m
UCR
Scott D. White 1179 1993-03-12
United States, California, Riverside, near Winchester, 33.71667 -117.10417, 466m
UCR
A.C. Sanders 41491 2015-03-24
United States, California, Riverside, c. 3.8 miles east of Cabazon, north of San Gorgonio River wash, south of I-10 and generally NE of water bottling plant, west of dirt road to wind farm, 33.92 -116.72056, 439m
UCR
R.G. Swinney 2016 1993-03-08
United States, California, San Bernardino, E side of the mouth of Lytle Creek Canyon, c. 100 m north of Devore Road and 250 m west of Forest Service Road 1N32, 34.19028 -117.43167, 622m
UCR
Scott D. White 2760 1995-04-05
United States, California, Riverside, Lakeview Mountains; southwest of Juniper Flat Road, 33.8 -117.1, 579m
UCR
Scott D. White 4700 1997-02-19
United States, California, Orange, above Modjeska Canyon; proposed water tank site, 33.70833 -117.61667, 427m
UCR
Mitch Provance 317--34 2017-03-29
United States, California, Riverside, Menifee, SE corner of Musick Rd. and Murrieta Rd., 33.66519 -117.20589, 454m
UCR
A.C. Sanders 15920 1995-02-12
United States, California, Riverside, Coachella Valley, alluvial fan below the Little San Bernardino Mtns, Fargo Canyon Road, 1.35 mi. east of Dillon Road, 33.73333 -116.15, 98m
UCR
R.F. Thorne 48982 1977-04-29
United States, California, Santa Barbara, Santa Rosa Island: in one of the headwater canyons of upper Windmill Creek, 33.98278 -120.07417
UCR
Scott D. White 2583 1995-03-15
United States, California, Los Angeles, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way, 34.03972 -118.70139, 91m
UCR
Timothy S. Ross 6195 1992-04-15
United States, California, Los Angeles, San Clemente Island: central upland portion of the island, SW of "Ledge" (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of "Ledge", 32.91667 -118.5375, 393m
UCR
G.F. Pratt s.n. 1997-03-07
United States, California, San Diego, SE foot of Otay Mtn, just north of Mexican border, on slopes to north of Marron Valley (= upper Tijuana River Valley), c. 5 miles west of Tecate Peak, 32.6 -116.76667, 549m
UCR
A.C. Sanders 16132 1995-03-15
United States, California, Riverside, Coachella Valley. Mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, 33.91667 -116.63333, 329m
UCR
R.G. Swinney 10229 2009-03-31
United States, California, Los Angeles, mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte, 34.15139 -117.92917, 183m
UCR
LeRoy Gross 830 2003-05-08
United States, California, Riverside, North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road., 33.72222 -116.81528, 777m
UCR
David Charlton 4999 1991-04-28
United States, California, Kern, Lost Hills Road c. 1 mile north of junction with Hwy I-5, east of Nature Conservancy preserve, 35.68 -119.68889
UCR
R.G. Swinney 8563 2008-03-26
United States, California, Los Angeles, San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn, 34.13333 -117.78333, 354m
UCR
Scott D. White 1968 1994-04-21
United States, California, Riverside, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring, 33.96667 -116.8, 917m
UCR
Scott D. White 1151 1993-03-12
United States, California, Riverside, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave, 33.69417 -117.1125, 445m
UCR
Louis C. Wheeler 7988 1962-03-25
United States, California, Los Angeles, Azusa: San Gabriel Wash at Foothill Blvd, east side, 34.13633 -117.94219
UCR
Louis C. Wheeler 6634 1948-04-26
United States, California, Los Angeles, Altadena. Oak Grove Park, Devil's Gate Dam, 34.19442 -118.17186, 305m
UCR
UCR0247378 Mitch Provance 424--30 2024-04-07
United States, California, Riverside, Riverside, Little Pachappa Hill along the south side of the Olivewood Cemetery between Arlington Ave. and Central Ave., 33.95053 -117.38081, 299m
UCR
Steve Boyd 11022 2004-04-27
United States, California, San Diego, Warner Springs area, rolling terrain near the Pacific Crest Trail, south of Hwy 79 and west of the Warner Springs Resort, 33.27083 -116.64167, 898m
UCR
A.C. Sanders 29305 2005-03-25
United States, California, San Diego, San Elijo Lagoon Ecological Reserve, hills on SE side, east of I-5 and 0.5 mi. west of El Camino Real, north of end of Santa Helena Dr., 33.00944 -117.24444, 6m
UCR
A.C. Sanders 19805 1997-03-07
United States, California, Kern, San Emigdio Ranch, divide between Pleitito Creek and San Emigdio Creek Canyon, above large vernal pool, 34.95083 -119.16333, 854m
UCR
Jeannie Gregory 2608 2008-03-05
United States, California, San Diego, Dehesa, Fish and Wildlife Refuge land, north of Singing Hills Golf Course, 0.7 mi southeast of intersection Willow Glen Road and Dehesa Road. Square: Q14, 32.7845 -116.87811, 160m
UCR
Valerie Soza 859 2000-05-10
United States, California, Los Angeles, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936'', 34.24131 -118.29986, 579m
UCR
June Latting s.n. 1978-04-15
United States, California, San Diego, Brown Airport, Otay Mesa, 32.57167 -116.99167, 152m
UCR
A.C. Sanders 29158 2005-03-11
United States, California, San Diego, Carlsbad, Agua Hedionda Ecological Reserve, off Park St. near Laguna Riviera Park, under powerline above foot trail/service road along NE side of reserve, 33.14556 -117.31056, 15m