Search Results — 2000 specimen records retrieved (1906 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229342  Abronia villosa Scott D. White 1996-4-14 3913 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  CAS-BOT-BC229361  Abronia villosa H. M. Hall 1902-1-1 2915 Riverside Vicinity of Winchester 457 Comment
  HSC16140  Abronia villosa L. S. Rose 1967-12-20 67184 Riverside 6 mi. SE of Thousand Palms 15 Comment
  UC1392988  Abronia villosa R. F. Hoover 1969-4-14 11232 Riverside Just s of s city limit; Palm Springs Comment
  RSA652385  Abronia villosa var. aurita Jim M. Morrow 1959-5-24 s.n. Riverside Edge of old Hwy 71, Temescal Canyon. Near Alber hill. 305 Comment
  UCR117090  Abronia villosa var. aurita A. C. Sanders, T. B. Salvato 2001-5-16 24296 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  RSA660046  Abronia villosa var. villosa Carol Zuck 1981-2-15 13 Riverside 38-621 Fawn Springs Dr. Palm Desert. Comment
  UC1505824  Acacia greggii Robert T. Clausen and Harold Trapido 1940-6-18 4672 Riverside at mouth of Chino Canyon, Palm Springs, Salton Sea Basin Chino Canyon; Pacific Slope, Salton Sea Basin, Palm Springs 457 Comment
  CAS-BOT-BC35188  Acamptopappus sphaerocephalus H. M. Hall 1901-6-1 2108 Riverside San Jacinto Mountains, eastern base along the borders of the Colorado Desert Comment
  SEINET1956952 Image available Acamptopappus sphaerocephalus L. R. Abrams 1941-4-23 13923 Riverside Whitewater Water wash, Palm Springs railroad station. Comment
  UCR135731  Acamptopappus sphaerocephalus Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9004 Riverside Santa Rosa Mountains, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill 854 Comment
  JOTR34399  Acamptopappus sphaerocephalus var. sphaerocephalus Andre, Jim 2012-4-16 20933 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 2.4 miles north Cottonwood Visitor's Center 955 Comment
  POM294267  Acamptopappus sphaerocephalus var. sphaerocephalus Lyman Benson 1945-4-6 11658 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  UC729968  Acamptopappus sphaerocephalus var. sphaerocephalus Carl B. Wolf 1932-5-25 3681 Riverside on road to Snow Creek Canyon San Gorgonia Wash Comment
  UCD50311  Achnatherum coronatum Fred M. Reed 1933-5-31 7921 Riverside California, Riverside County. San Jacinto Mtns., Vandeventer Flats. Comment
  RSA129687  Achnatherum hymenoides H. S. Yates 1937-3-23 6414 Riverside Near Whitewater 305 Comment
  JOTR34301  Achyronychia cooperi Andre, Jim 2012-4-11 20713 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  RSA784742  Achyronychia cooperi Duncan S. Bell 2012-2-12 3087 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR102941  Achyronychia cooperi George K. Helmkamp 1998-4-4 3143 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR132854  Achyronychia cooperi Kent Beaman 1983-4-9 08 Riverside Sonoran (Colorado) Desert, mouth of Box Canyon along the road, Mecca Mud Hills, south of Indio 61 Comment
  UCR20762  Achyronychia cooperi A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1298 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  SDSU13584  Acmispon americanus var. americanus W. Miller with C. Mosse 1972-7-12 Riverside Comment
  SBBG67361  Acmispon heermannii var. heermannii M. N. Ackley 1928-4-3 554 Riverside Devils Cyn, Coral Reef Ranch 91 Comment
  SD247417  Acmispon strigosus A. C. Sanders, Jim Malusa 2015-3-9 41364 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, along Gasline Road at major wash crossing 1.9 miles south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range (Red Cloud Canyon 7.5'Q) 671 Comment
  SD137918  Acourtia microcephala Darin L. Banks, Victor Steinmann 1995-7-10 747 Riverside Northwest Palomar Mountains; Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area, along the Wildhorse Trail. 600 Comment
  CDA6752  Acroptilon repens Steve Boyd 1989-7-6 3758 Riverside South of Jurupa Road, east of intersection with Van Buren Avenue, City of Riverside. 0 Comment
  UCR272482  Acroptilon repens Mitch Provance 2013-6-18 613- 28 Riverside San Bernardino Valley, Riverside, S corner of North Main St. and Dublin Way. 247 Comment
  CAS-BOT-BC22560  Adenophyllum porophylloides P. A. Munz; L. F. Street 1919-5-7 2732 Riverside Palm Springs 198 Comment
  CAS-BOT-BC22561  Adenophyllum porophylloides P. A. Munz 1932-4-24 12395 Riverside Snow Creek Canyon, San Jacinto Mountains 457 Comment
  SEINET3208888  Adenostoma fasciculatum G. Goodwin 2012-6-14 3443 Riverside San Jacinto Mountains, 6 miles south of Banning at the junction of highway 243 and the road to Mt. Edna 1070 Comment
  SBBG27795  Adenostoma sparsifolium D. Myrick 1964-4-29 810 Riverside Pines to Palms Hwy 74, 15 mi E of Hemet 1219 Comment
  UCR208108  Adiantum capillus-veneris N. C. Cooper 1944-4-8 1090 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Andreas Canyon 457 Comment
  SEINET3412074  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28521 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  POM123023  Agoseris retrorsa Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  SEINET10509773  Agropyron subsecundum David B. Dunn 1946-8-17 Dunn 2677 Riverside Grass near stream at camp in taquitz valley, damp meadow area. San jacinto mts. 2438 Comment
  UCR193964  Agrostis A. C. Sanders 2008-7-25 35887 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  CAS-BOT-BC127424  Agrostis exarata Peter H. Raven; R. Snow 1957-7-26 1110 Riverside 2.0 miles south of Vista Grande Ranger Station, Banning-Idyllwild road, San Jacinto Mountains. Comment
  RSA263175  Agrostis idahoensis J. C. Roos 1937-8-18 465 Riverside Round Valley, San Jacinto Mountains. Comment
  UCR2776  Agrostis stolonifera F. M. Reed 1907-8-26 1860 Riverside Riverside. In French's lawn, corner of Chicago Ave. and Blaine Street 287 Comment
  RSA129200  Agrostis stolonifera H. S. Yates 1936-8-29 6374 Riverside Idlewild [Idyllwild]. 1677 Comment
  SEINET272330  Alchemilla occidentalis A. C. Sanders, G. Helmkamp 1997-3-15 19956 Riverside Lake Skinner area: NE of Skinner Lake in a triburary to Rawson canyon along the dirt rd. 503 Comment
  RSA27526  Allionia incarnata I. L. Wiggins 1941-3-27 9682 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  RSA462622  Allionia incarnata Albert J. Perkins 1916-4-15 s.n. Riverside Palm Springs. Comment
  RSA600768  Allionia incarnata C. Epling, Wm. Stewart 1936-9-1 s.n. Riverside Chuckwalla Valley: Desert Center. Comment
  UCR87152  Allium ampeloprasum Steve Morgan 1995-5-18 s.n. Riverside Garden of Edith McKenzie, 22918 Pahute Drive, Moreno Valley Comment
  CAS-BOT-BC131988  Allium haematochiton Steve Boyd 1986-3-9 1378 Riverside Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 487 Comment
  SEINET8467179 Image available Allium haematochiton S. D. White 2001-4-19 8376 Riverside Perris / Sun City area. Just east of Goetz Road and south of Ethanac Road, c. 1.5 - 2.0 mi west of Interstate 215 442 Comment
  UCR79484  Allium lacunosum Steve Boyd, T. S. Ross 1992-5-15 7386 Riverside Southern Santa Ana Mtns., Southeastern flank of Elsinore Peak at 'Onion Hill,' a grassy knoll of clay soil c. 0.25 mi SE of radio towers, along old Main Divide Road track. 1021 Comment
  SD127568  Allium lacunosum var. davisiae Robert F. Thorne, Earl Lathrop 1975-5-25 45560 Riverside Santa Rosa Plateau, Rancho California, Mesa de Burro. 609 Comment
  UCR201613  Allium peninsulare Scott D. White, Justin M. Wood 2008-6-19 12255 Riverside San Jacinto Mountains, USFS Road (5S08) between Keen Camp Summit and Baldy Mountain 1616 Comment
  SEINET7882508 Image available Allium peninsulare Jean Coulson 1959-1 s.n. Riverside Box Spring Mts. Riverside County, California. 200 yds. beyond the fork in the radio tower road, on the road which goes to the 'C'. E. of road 100 ft. up small, dry stream bed. Comment
  HSC84117  Allium praecox Dale McNeal 1981-3-30 2435 Riverside NE slope of Gavilan Peak, 0.6 mi. S of Cajalco Rd. on Gavilan Rd. Comment
  RSA162778  Allium praecox J. D. Olmsted 1959-4-17 404 Riverside Eagle T.T. 0.5 mile east of intersection with Main Divide T.T.; 10 miles SSW of Corona. Santa Ana Mountains, Santa Ana River Drainage Area 732 Comment
  UCR117344  Allium praecox Mitch Provance 1998-3-20 250 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville. This area is now known as Southridge 381 Comment
  UC1931113  Allophyllum divaricatum Scott D. White, Justin Wood 2008-6-18 12205 Riverside San Jacinto Mountains: Hiking trail from K flat to Apple Canyon Rd. Comment
  POM13058  Allophyllum glutinosum E. C. Jaeger 1921-6-13 s.n. Riverside San Jacinto Mountains, McMullen Trail [Banning to McMullen Flat] 1280 Comment
Read comments
Nov 5 2011
  UCR108853  Allophyllum glutinosum Heidi A. Haid 1969-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA296128  Alnus rhombifolia B. A. Prigge 1980-8-11 3918 Riverside Whitewash Canyon: 3 miles N of the trout farm. 957 Comment
  RSA484740  Alnus rhombifolia A. C. Sanders, E. J. Lawlor 1988-10-22 8726 Riverside Pinyon Flats, Santa Rosa Mountains, along Horsethief Creek where the trail from Dolomite Mine crosses. 1100 Comment
  UCR113620  Alnus rhombifolia Stan C. Spencer 2000-2-1 s.n. Riverside Temecula Valley, Empire Creek (Long Valley) SW of Margarita Rd. 329 Comment
  SEINET3917689  Alopecurus aequalis Robert F. Thorne, J. P. Simon; C. W. Tilforth 1969-6-24 38145 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmore.; 0 1615 Comment
  RSA192236  Alopecurus saccatus H. A. Zuill 1966-6-29 261 Riverside Around lake on Mesa top near Santa Rosa Ranch about 6 miles SW Murrieta Comment
  UCR199723  Amaranthus blitoides Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10669 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  RSA661035  Amaranthus californicus A. C. Sanders, Mitch Provance 1999-9-26 23080 Riverside McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  RSA653329  Amaranthus cruentus Mitch Provance, A. C. Sanders 2000-7-4 2088 Riverside Riverside: Santa Ana River Wash, between the Market St. and Riverside Ave crossings. 244 Comment
  CLARK-A1528-1398  Amaranthus hybridus John C. Roos 1965-10-13 Riverside Corona Comment
  UCR111752  Amaranthus palmeri R. Kirkland 1974-7-17 s.n. Riverside Off Hwy 60, toward Ontario Comment
  SEINET959638  Amaranthus powellii A. C. Sanders 1999-1 23104 Riverside Peninsular Range; San Jacinto Mtns.: Graner Valley, along Hwy 74 at Horse Canyon Rd., toward east end of valley (Butterfly Peak 7.5) 1448 Comment
  RSA339245  Amaranthus torreyi R. F. Thorne, Rolf, Gertrud Dahlgren 1979-8-22 53593 Riverside Joshua Tree National Monument: Hidden Valley. 1280 Comment
  RSA544299  Ambrosia acanthicarpa Steve Boyd 1991-9-8 6427 Riverside Aguanga Valley, sandy wash of Temecula Creek, S of Hwy 79 at jtn with Hwy 371. 600 Comment
  CAS-BOT-BC45009  Ambrosia confertiflora Katherine Esau 1935-6-20 s.n. Riverside Near Beaumont Comment
  RSA696752  Ambrosia dumosa J. Russell Bruff 1932-3-21 s.n. Riverside 1000 Palms. Comment
  RSA760806  Ambrosia dumosa Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-22 157 Riverside N of I-10. Approx. 1.5 miles up Corn Springs Rd. 213 Comment
  RSA788980  Ambrosia dumosa Aaron C. Sedgwick, David Fraker 2012-3-28 25 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UC31939  Ambrosia dumosa S. B. Parish Apr 4 1896-Apr 13 1896 4121 Riverside Palm Springs, (Agua Caliente); San Jacinto Mt. 152 Comment
  UCD128796  Ambrosia dumosa Geoffrey Levin 1976-10-17 1185 Riverside Box Canyon, about 11 mi. east of Mecca. 91 Comment
  CLARK-A1528-1537  Ambrosia ilicifolia John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-2147  Ambrosia ilicifolia John C. Roos 1949-4-10 4230 Riverside Chuckwalla Mountains Comment
  SD138941  Ambrosia pumila Craig Reiser 1993-4-19 Riverside Beside Nichols Road about 400 yards west of Highway I-15 Comment
  SEINET10908528  Ambrosia salsola A. K. Evans 1976-4-13 Evans 5205 Riverside Desert canyons of Santa Rosa Mountains. Comment
  SBBG100464  Ambrosia salsola var. salsola W. L. Halvorson 1977-3-8 77 -76 Riverside ca. 1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  SBBG34635  Ambrosia salsola var. salsola T. L. Secrest 1950-3-13 Riverside near Salton Sea Comment
  CAS-BOT-BC142930  Amelanchier utahensis C. B. Wolf 1931-5-11 1955 Riverside Near Pipe Creek, above Hemet Valley - San Jacinto Mts. 1676 Comment
  UCR188890  Ammannia coccinea Fred M. Roberts, S. Leatherman 2007-9-19 6579 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  CLARK-A1528-2723  Amorpha californica John C. Roos 1952-6-13 5767 Riverside Box Springs Mountains 487 Comment
  LA204916  Amorpha californica var. californica W. Pequegnat; 1938-6-15 sn Riverside Santa Ana Mountains, Barberry Flat, on Bedford Rd Comment
  RSA0120137  Amorpha fruticosa Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9080 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  UCR272189  Amorpha fruticosa Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8549 Riverside Santa Rosa Mountains, Horsethef Creek, south of Cactus Spring Trail 1064 Comment
  UCR23978  Amorpha fruticosa var. occidentalis John C. Roos 1966-5-5 s.n. Riverside Gilman Hot Springs, San Jacinto Valley Comment
  CAS-BOT-BC213971  Amsinckia John H. Thomas 1957-3-30 6571 Riverside About 3 miles southeast of White Tank near teh road to Cholla Cactus Garden, about 20 miles northeast of Indio, Joshua Tree National Monument 883 Comment
  SBBG87472  Amsinckia intermedia A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6085 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckwalla Mtns 487 Comment
  UCR214116  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37720 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR234289  Amsinckia intermedia A. C. Sanders, John F. Green 2012-4-6 40015 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  UCR250574  Amsinckia intermedia A. C. Sanders 2014-4-18 41033 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, SE of Lee (Corona) Lake 375 Comment
  RSA0089922  Amsinckia menziesii var. menziesii H. de Forest, George C. Johnstone 1925-4-17 s.n. Riverside Cabazon. Comment
  UCR214892  Amsinckia retrorsa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37683 Riverside Peninsular Range; foothills of Gavilan Hills, 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. 402 Comment
  RSA201888  Amsonia brevifolia var. tomentosa I. T. Weeks 1930-3-30 31100 Riverside Munsen Canyon, Eagle Mts. Comment
Read comments
Jul 5 2010
  SD146157  Anemopsis californica Andy C. Sanders, D. Bramlet, M. Costea, T. Salvato 1999-10-15 23183 Riverside San Jacinto Valley; Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Road., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  UCR37487  Anemopsis californica Steve Boyd 1981-5-8 s.n. Riverside Gavilan Springs Ranch, Gavilan Plateau Comment
  RSA278295  Angelica tomentosa John F. Emmel 1976-6-23 550 Riverside Bay Tree Flat Campground, NW of Lake Fulmor, San Jacinto Mountains. 1601 Comment
  RSA800236  Anthemis cotula Justin M. Wood 2010-6-17 2047 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  RSA708156  Anthriscus caucalis Scott D. White, Angelia Carey 2004-4-16 10189 Riverside Indian Creek and adjacent slopes. 549 Comment
  CHSC110682  Antirrhinum coulterianum Dean Wm. Taylor 2003-5-7 18529 Riverside Lakeview Mountains, 0.4 air miles SSE of Nuevo Benchmark, under electrical transmission line corridor. 624 Comment
  POM19565  Antirrhinum coulterianum Mary F. Spencer 1923-9-8 2185 Riverside Idyllwild 2134 Comment
  SEINET255561 Image available Antirrhinum coulterianum Teresa Nieto 2005-4-14 05 Riverside Peninsular Tange, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank. 488 Comment
  UCR90347  Antirrhinum coulterianum Scott D. White 1995-6-30 3435 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SEINET6057800  Antirrhinum nuttallianum Parish, Greata 4746 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR199644  Antirrhinum nuttallianum Scott D. White, Justin M. Wood 2008-4-3 11788 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  UC1424878  Antirrhinum nuttallianum subsp. nuttallianum C. W. Tilforth 1978-4-30 1564 Riverside East of Norco Comment
  RSA515330  Apiastrum angustifolium Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, SW slope of Mesa de Burro., (Near 33d 31 N, 117d 14 W). 579 Comment
  RSA522741  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3848 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Cyn and adjacent benches on S flank of Big Oak Mountain 396 Comment
  UCR172249  Apiastrum angustifolium John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  UCR174064  Apiastrum angustifolium A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32517 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  RSA737117  Apium graveolens Justin M. Wood 2008-10-15 183 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA768577  Apium graveolens Justin M. Wood 2010-5-19 1846 Riverside Santa Ana River: +/- 1.4 miles downstream of Prado dam outlet, just NW of Green River Housing Estate. 131 Comment
  UCD127230  Apium graveolens Steve Boyd; Tim Ross, Laurel Arnseth 1989-6-4 3651 D Riverside Vail Lake area, Temecula Creek, southeast of lake, just north of Hwy 79. 487 Comment
  POM157898  Apocynum sibiricum P. A. Munz 1927-5-21 10896 Riverside San Carlos Pass, 2 mi S.E. of Ansa. 1372 Comment
  POM3376  Apocynum sibiricum Crawford, Johnston 1917-6-9 1229 Riverside Santa Ana River near Corona. Comment
  UCR12548  Aptenia cordifolia Eric Trubschenck 1972-5-8 2 Riverside NE corner of Park and 7th Streets, City of Riverside 272 Comment
  RSA783071  Aquilegia truncata J. D. Olmsted 1958-9-21 s.n. Riverside N. fk. San Jacinto River drainage area. Dark Canyon just above its intersection with the Banning Idyllwild road. 1509 Comment
  RSA477448  Arabis glaucovalvula E. C. Jaeger 1922-4-22 s.n. Riverside Keyes Ranch. Comment
  RSA740235  Arabis johnstonii Scott D. White, Justin M. Wood 2008-6-17 12191 -C Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UCR25404  Arabis pulchra John C. Roos 1942-5-2 1146 Riverside Mojave Desert, Joshua Tree National Monument [now Park], Wonderland of Rocks [county uncertain, near San Bernardino Co. line] Comment
  RSA527863  Arabis sparsiflora var. californica Scott D. White 1991-5-10 91 -135 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  RSA33525  Arceuthobium californicum N. C. Cooper 1943-9-11 923 Riverside San Jacinto Mountains, Below Idyllwild. 1372 Comment
  POM12140  Arceuthobium campylopodum Mary F. Spencer 1921-7-6 1078 Riverside Idyllwild. 1616 Comment
  RSA784313  Arctostaphylos J. D. Olmsted 1959-4-17 379 Riverside Tin Mine Can.-Santa Ana River drainage area. Beacon Pines Ranch. 10 mi SW of Corona on Skyline Drive at intersection with Black Star Canyon Road and Main Divide Motorway. 854 Comment
Read comments
Jun 2 2013
  UCR215074  Arctostaphylos glandulosa Justin M. Wood 2009-3-10 352 Riverside San Jacinto Mountains, Near intersection of Hwy 243 and Twin Pines Rd. 1220 Comment
  RSA520945  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, D. E. Bramlet 1988-10-8 2869 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  RSA596717  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1960-5-11 7697 Riverside San Jacinto Mountains. 1 mi. west of Hurley Flat. Comment
  SD152873  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross 1992-5-4 7180 Riverside Southern Santa Ana Mountains, Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA629394  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19518 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629450  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-16 16572 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  LA42420  Arctostaphylos glauca C. B. Wolf; 1932-5-25 3695 Riverside 0.5 mi. SW of summit of Moreno Grade, Bad Lands, SW of Beaumont 609 Comment
  RSA631719  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19262 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631748  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19289 Riverside Highway 79, at Radec. 580 Comment
  RSA631768  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16520 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  RSA631780  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19277 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631822  Arctostaphylos glauca Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20111 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA631833  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16594 Riverside Standley Road, south of Red Mountain Road, 4.3 km east of R3. 800 Comment
  RSA631839  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16504 Riverside Barranca Road, west of De Portola Road, east side of Black Mountain, east of Lake Skinner. 725 Comment
  RSA633556  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16685 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633572  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20143 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633592  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22507 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633695  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21762 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA633717  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20135 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  LA42427  Arctostaphylos pringlei subsp. drupacea O. A. Plunkett; 1926-5-16 sn Riverside San Jacinto Mountains 1371 Comment
  POM12980  Arctostaphylos pringlei subsp. drupacea P. A. Munz, I. M. Johnston 1922-5-20 5490 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  POM13664  Arctostaphylos pringlei subsp. drupacea P. A. Munz 1922-6-27 5864 Riverside Santa Rosa 2043 Comment
  RSA1789  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1931-5-11 1948 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
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Mar 24 2011
  RSA297169  Arctostaphylos pringlei subsp. drupacea Carl V. Meyer 1927-06 207 Riverside Saunder's Meadow, San Jacinto Mts. 1676 Comment
  UCR160060  Arctostaphylos pringlei subsp. drupacea Steve Boyd, Valerie Soza 2004-6-22 11552 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  RSA636021  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19493 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  RSA636170  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19483 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  RSA735110  Arctostaphylos rainbowensis Scott D. White, Justin M. Wood 2007-4-16 11654 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  RSA752790  Arenaria macradenia Scott D. White, Justin M. Wood 2009-5-21 12856 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  RSA127721  Argemone corymbosa subsp. corymbosa John H. Thomas 1949-4-23 455 Riverside 9 miles north of DEsert Center, near Boulder Well, on highway between Desert Center and Rice. Comment
  RSA105975  Argemone munita subsp. munita Gerald B. Ownbey, Findley Ownbey 1954-8-7 2178 -a Riverside 9.7 mi., s.e. of Idyllwild, Hemet Valley road; 1372 Comment
  CAS-BOT-BC202504  Argythamnia serrata John Thomas Howell 1928-1-30 3308 Riverside 2 miles e. of Shaver's Well, Colorado Desert Comment
  UC665890  Aristida adscensionis Ira L. Wiggins 1941-3-27 9676 Riverside 8 mi ne Desert Center (s end of mts.); Coxcomb Mountains Comment
  UCR198192  Aristida adscensionis Michael Honer, L. Hulse 2004-4-3 1891 Riverside Colorado Desert, Little San Bernardino Mountains, Rockhouse Canyon c. half mi north of intersection with Fargo Canyon 610 Comment
  POM1100  Aristida adscensionis var. modesta I. M. Johnston 1917-4-4 1011 Riverside Palm Canyon. Comment
  CLARK-A1528-4484  Aristida purpurea John C. Roos 1965-6-23 Riverside Eagle Mountain Comment
  UCD56514  Aristida purpurea J. C. Roos 1965-9-26 s.n. Riverside Palm Springs. 121 Comment
  UCR136196  Aristida purpurea var. fendleriana A. C. Sanders 2004-6-20 28224 Riverside Peninsular Range, 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 378 Comment
  UCD56552  Aristida purpurea var. nealleyi F. M. Reed 1920-5-9 4316 Riverside Colorado Desert, mouth of Andreas Canon. 304 Comment
  UCR260358  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-9 41368 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  RSA544392  Aristida purpurea var. parishii Steve Boyd 1991-5-30 6320 Riverside Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79 457 Comment
  RSA700958  Aristida purpurea var. parishii Gary D. Wallace 1982-5-15 2003 Riverside Palms to Pines Highway (74), San Bernardino National Forest. 1 mi. E of Pinyon Pines Camp. Comment
  SD152959  Artemisia californica Steve Boyd, Tim Ross and Dave Bramlet 1992-9-9 7668 Riverside Southern Santa Ana Mountains; upper San Mateo Canyon, from the junction of Tenaja Road and Los Alamos Road at the cdonfluence of Los Alamos Creek. 395 Comment
  SD48524  Artemisia californica E. K. Balls, P. C. Everett 1957-11-4 22755 Riverside Snow Creek 609 Comment
  SDSU13499  Artemisia californica W. Miller with C. Mosse 1972-7-20 Riverside Comment
  UCR106922  Artemisia californica D. L. Banks, L. Raz 1996-11-5 1146 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, south of San Gabriel Church; along a newly established firebreak along a NW-SE running ridgeline, near the water tank in section 34 421 Comment
  JEPS49056  Artemisia dracunculus Lewis S. Rose 1966-12-14 66105 Riverside 3 mi w of Palm Springs; Chino Canyon 670 Comment
  RSA70039  Arthrocnemum subterminale F. W. Peirson 1922-5-19 3068 Riverside 2 miles southeast of Perris Comment
  UC1951126  Asclepias asperula Scott D. White, Justin Wood 2009-5-22 12894 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  SD137920  Asclepias californica Darin L. Banks, Steve Boyd 1995-5-3 246 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 515 Comment
  SEINET5539659  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 79. Comment
  UC22959  Asclepias californica H. M. Hall June 1901 2159 Riverside Vandeventer Flat San Jacinto Mountains 1432 Comment
  UCR193857  Asclepias eriocarpa A. C. Sanders, Mitch Provance 2008-7-11 35822 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  RSA543155  Asclepias erosa Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6105 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA792557  Asclepias erosa Duncan S. Bell 2012-9-13 4184 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  UC111250  Asclepias fascicularis H. M. Hall 1897-6-19 666 Riverside Kenworthy San Jacinto Mt. 1371 Comment
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Mar 25 2011
  JEPS5154  Asclepias subulata W. L. Jepson 1914-5-18 6030 Riverside County Well n Indio; Colorado Desert, County Well Comment
  POM122827  Asclepias subulata Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater. Colorado Desert. Comment
  RSA524469  Asclepias subulata Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4072 Riverside Vail Lake area, upper benches and adjacent slopes of E flank of Big Oak Mountain, S of E summit. 610 Comment
  RSA701412  Aspidotis californica Steve Boyd, Aydee Virgen 2004-4-13 10897 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  CAS-BOT-BC178450  Astragalus douglasii var. parishii H. M. Hall 1899-5-21 1117 Riverside San Jacinto Mts. 1828 Comment
  LA204952  Astragalus douglasii var. parishii Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside near Lake Hemet, Palms to Pines Highway Comment
  RSA385  Astragalus douglasii var. parishii J. T. Howell 1927-8-2 555 Riverside Strawberry Valley, Mt San Jacinto. 1677 Comment
  RSA415490  Astragalus douglasii var. parishii M. B. Dunkle 1933-7-20 s.n Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UC862990  Astragalus douglasii var. parishii Carl B. Wolf 1932-8-4 3923 Riverside on road to Banning 1 1/2 mi from Idyllwild (Strawberry Valley, San Jacinto Mts.); San Jacinto Mts., Strawberry Valley, 1 1/2 mi fr Idyllwild 1706 Comment
  UCR35360  Astragalus filipes L. B. Ziegler 1972-5-17 456 Riverside San Jacinto Mtns, Hemet (Garner) Valley. 1418 Comment
  UC1077127  Astragalus lentiginosus var. coachellae Margaret Stason 1927-3-12 Riverside Painted Canyon , Painted Canyon (Colorado Desert) Comment
  CAS-BOT-BC187172  Astragalus lentiginosus var. fremontii Annie M. Alexander; Louise Kellogg 1941-5-4 2112 Riverside Joshua Tree National Monument 1249 Comment
  SEINET2060082 Image available Astragalus lentiginosus var. variabilis P. Leary 1975-2-16 934 Riverside S of Pinto Mountain, Joshua Tree National Monument. 518 Comment
  CAS-BOT-BC187488  Astragalus leucolobus P. A. Munz 1922-6-28 5872 Riverside Ridge west of Toro Peak, Santa Rosa Mts. 2529 Comment
  CAS-BOT-BC178072  Astragalus nuttallianus C. L. Hitchcock 1940-4-3 5935 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  JEPS54763  Astragalus nuttallianus L. M. Newlon 1922-4-4 457 Riverside Palm Canyon , Palm Canyon (Mt. San Jacinto) Comment
  UC310838  Astragalus pachypus var. jaegeri Philip A. Munz 1925-5-20 9842 Riverside dry slopes on divide e Dripping Springs; on divide e of Dripping Springs 518 Comment
  SEINET2060247 Image available Astragalus palmeri P. J. Leary 1975-4-10 1048 Riverside Near Skull Rock, Joshua Tree National Monument 1341 Comment
  UC1228590  Astragalus pomonensis C. L. Hitchcock, C. V. Muhlick 1962-3-16 22158 Riverside ca 12 mi se Corona (Temescal Canyon); , se of Corona Comment
  UCR59516  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3572 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  UCR187472  Athyrium filix-femina Diane Menuz, Angela Hyde 2006-8-24 236 Riverside Peninsular Range; San Jacinto Mtns, North Fork San Jacinto River c. 100 m below FS Rd. 5S09, below Indian Mountain 1331 Comment
  RSA0086760  Athysanus pusillus R. G. Swinney 1967-5-26 11729 Riverside Snow Creek. 335 Comment
  CAS-BOT-BC98814  Atrichoseris platyphylla Mrs. Jos Clemens 1922-4-10 s.n. Riverside Mecca Comment
  RSA777775  Atrichoseris platyphylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 761 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC196585  Atrichoseris platyphylla Joseph Grinnell 1910-3-18 Riverside Riverside Mountains , Colorado River Comment
  UC963818  Atrichoseris platyphylla Helen K. Sharsmith 1952-4-8 4051 Riverside near, and ca. 2.5 miles beyond Mission Well Meek Mine; Mojave Desert, Pinto Mountains 579 Comment
  RSA0048562  Atrichoseris platyphylla A. Lee Haines 1974-4-8 s.n. Riverside North side of Orocopia Mts. 396 Comment
  RSA0026101  Atriplex John F. Emmel 1991-3-17 1159 Riverside Chuckwalla Valley, 1.2 air miles SE of extreme south end of Palen Dry Lake, (2.8 air miles E and 0.7 air mile S of Sidewinder Well). 130 Comment
  RSA452378  Atriplex canescens Ora M. Clark 1929-3-17 1744 Riverside N. La Quinta, Colorado Desert. Comment
  SJSU7556  Atriplex canescens L. F. Lamon 1966-11-12 Riverside Indio Comment
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Feb 3 2011
  RSA791584  Atriplex canescens var. macilenta D. Silverman 2010-3-24 7827 Riverside South Palen Lake, Chuckwalla Valley, 4.5 km southeast of Sidewinder Well, 2.3 km southwest of Palen Dunes Dr., and 4.2 km north of Interstate 10. 128 Comment
  RSA609953  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2438 Riverside San Jacinto Wildlife area. Lovell Unit. The population is located within the old duck pinds in this unit. The site is located 1.86km east of Davis Road and 61m south of the exisitng access road., The site is some 701m N of the Sa n Jacinto River channel. 435 Comment
  UCR70540  Atriplex coronata var. notatior D. E. Bramlet 1991-6-1 2175 Riverside San Jacinto Valley, San Jacinto River, c. 1.6 km west of Nuevo & 67 m north of end of 11th St.; about 10 m east of the river 473 Comment
  UCR103477  Atriplex davidsonii D. E. Bramlet 1995-6-8 2440 Riverside San Jacinto Valley, San Jacinto Wildlife Area, Lovell Unit. The site is located 1.22 km east of Davis Road and 168m south of the existing access road. the site is 549m north of San Jacinto River Channel 435 Comment
  RSA727386  Atriplex hymenelytra Naomi Fraga, Lisa Rojas 2005-2-10 1379 -b Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  CAS-BOT-BC169292  Atriplex lentiformis John Thomas Howell 1928-1-28 3280 Riverside Thousand Palms, Colorado Desert Comment
  RSA478374  Atriplex polycarpa Allen 1921-09 s.n. Riverside Palm Springs. Comment
  UC72715  Atriplex semibaccata F. M. Reed 1903-8-15 374 Riverside near Rincon; near Rincon Comment
  SBBG81109  Atriplex serenana var. serenana S. Cantrell, W. Appleby 1985-9-19 Riverside Santa Ana River Regional Park, S side of river 207 Comment
  SEINET238672  Atriplex suberecta A. C. Sanders, Mitch Provance; T. B. Salvato 2000-4-18 23331 Riverside Coachella Valley: along Tyler St. south of I-10 E of Indio and N of Coachella. Comment
  UCR125305  Atriplex suberecta A. C. Sanders 2002-11-21 25646 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  UCR144155  Atriplex suberecta Tricia Campbell 2003-12-2 s.n. Riverside Perris Basin, City of San Jacinto, corner of Ramona Blvd. and Sanderson Avenue 442 Comment
  RSA689427  Atriplex suberecta R. E. Riefner 2003-5-27 3 -240 Riverside Back basin of Lake Elsinore, Malaga Rd near Mission Trail Rd. Comment
  JOTR35175  Avena fatua La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3276 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  CAS-BOT-BC213223  Ayenia compacta Annie M. Alexander; Louise Kellogg 1941-5-26 2236 Riverside Monsen Canyon, north of Shaver Summit 792 Comment
  POM9751  Ayenia compacta Philip A. Munz 1921-12-31 4699 Riverside Andreas Canyon, Palm Springs. Comment
  RSA0041957  Ayenia compacta Duncan S. Bell, Marcel Beffort 2014-4-22 6598 Riverside Chuckwalla Mountains; western end of Corn Springs wash/canyon; approximately 0.75 air mile southwest of Aztec Well. 671 Comment
  UCR146486  Azolla filiculoides Scott D. White, Angelia Carey 2004-9-16 10762 Riverside San Jacinto Mountains foothills, Indian Creek; (Lake Fulmor) 567 Comment
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Aug 22 2020
  UCR140708  Baccharis salicifolia A. C. Sanders 2004-5-12 27860 Riverside Elsinore Basin Region, Alberhill Mountain, northwest foot near Lake St. at Alberhill 378 Comment
  JEPS40677  Baccharis salicifolia subsp. salicifolia L. M. Newlon 1922-4-3 443 Riverside Andreas Canyon Comment
  SDSU18378  Baccharis salicifolia subsp. salicifolia C. Matt Guilliams 2008-2-21 464 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 418 Comment
  UCD129398  Baccharis salicina A. C. Sanders; T. Tennant 1997-11-20 21619 Riverside Lake Skinner area: mouth of Rawson Canyon, just NE of Lake Skinner. 457 Comment
  UCR4362  Baccharis salicina O. F. Clarke 1970-10-28 s.n. Riverside Riverside, Botanic Gardens of the University of California, Riverside 396 Comment
  JEPS21312  Baccharis sergiloides W. L. Jepson 1928-4-25 12568 Riverside Eagle Mountains, Cottonwood Springs 731 Comment
  POM248434  Baccharis sergiloides Philip Crow 1939-7-2 s.n. Riverside Blythe Comment
  RSA696129  Baccharis sergiloides A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24601 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  OBI15350  Bahiopsis parishii H. E. McMinn 1935-6-27 4063 Riverside Palms to Pines Comment
  RSA730113  Bahiopsis parishii R. F. Thorne 1966-10-15 41801 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  RSA450421  Baileya pauciradiata J. C. Roos 1965-4-28 s.n. Riverside Palm Springs. Comment
  CAS-BOT-BC106608  Baileya pleniradiata K. Larson 1977-5-12 60062 B Riverside Wiley Wells Rd. ca. 20 mi. W. of Blythe 152 Comment
  CAS-BOT-BC16366  Barbarea orthoceras Steve Boyd 1992-4-14 6793 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail. 853 Comment
  CLARK-A1528-2193  Bebbia juncea John C. Roos 1946-11-28 3176 Riverside Eagle Mountains Comment
  POM350773  Bebbia juncea Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA736801  Bebbia juncea Scott D. White, Angelia Carey 2004-7-2 10563 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA92398  Bebbia juncea F. W. Peirson 1920-12-28 5282 Riverside Murray Canyon near Palm Springs Comment
  SBBG60788  Bebbia juncea M. N. Ackley 1928-3-31 234 Riverside Hidden Spring Cyn 182 Comment
  UCR132490  Bebbia juncea Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  UCR21794  Bebbia juncea Steve Boyd, L. LaPre 1980-9-9 s.n. Riverside Santa Rosa Mtns, Magnesia Spring Canyon 244 Comment
  JOTR34379  Bebbia juncea var. aspera Andre, Jim 2012-4-16 20900 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UC68961  Bebbia juncea var. aspera H. M. Hall 1905-4-1 5817 Riverside 10 mo w of Coachella (Colorado Desert); Colorado Desert 152 Comment
  UCR277610  Bebbia juncea var. aspera Aaron C. Sedgwick, Joella Adkins 2012-10-23 142 Riverside Sonoran (Colorado) Desert, off Corn Springs Rd. in Chuckwalla Wilderness and Chuckwalla Mtns., c. 4 miles south of I-10 427 Comment
  UCR277805  Bebbia juncea var. aspera A. C. Sanders, Jim Malusa 2017-1-14 42657 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  UCR18794  Berberis nevinii John C. Roos 1949-5-21 4321 Riverside Peninsular Range, SW corner of county, 2 miles north of Dripping Springs, near Vail Dam 442 Comment
  HSC78521  Bergia texana J. C. Roos 1952-5-28 5730 Riverside San Jacinto River bottomland, 1 mi. SE of Perris. 427 Comment
  RSA0100138  Bernardia incana Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8556 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  RSA70433  Bernardia incana F. W. Peirson 1928-4-25 7917 Riverside Cottonwood Spring Region, Northern Colorado Desert. Comment
  GMDRC5192  Bernardia myricifolia T. La Doux, D. Shade, M. Harding, M. Wheeler, T. Herskovits 2011-10-13 2565 Riverside Little San Bernardino Mountains: northwest end of Eagle Mountains, 3 mi. north of Cottonwood Visitors Ctr. 1055 Comment
  SBBG3990  Bernardia myricifolia H. and M. Dearing 1942-1-2 4783 Riverside E slopes of Palms to Pines Hwy 853 Comment
  UCR216037  Bidens laevis Oleg Pryadko 2008-5-2 058 Riverside San Bernardino Valley Region, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  UCR199596  Bloomeria crocea Scott D. White 2004-4-26 10240 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  SEINET8466124 Image available Bloomeria crocea B. Fuchs 1968-5-15 12 Riverside Riverside County, California HWY 71, southwest of Lake Elsinore Comment
  CAS-BOT-BC478937  Bloomeria crocea var. crocea Steve Boyd 1986-4-22 1762 Riverside Temescal Canyon, terrace escarpment W side of Indian Wash, S of I-15 Comment
  CLARK-A1528-5699  Boerhavia coccinea John C. Roos 1945-5-15 3858 Riverside Eagle Mountains Comment
  CLARK-A1528-5700  Boerhavia coccinea John C. Roos 1945-5-15 3858 Riverside Eagle Mountains Comment
  JOTR30048  Boerhavia coccinea La Doux, Tasha 2006-10-24 1655 Riverside Joshua Tree National Park. Twentynine Palms, park headquarters, nursery compound Comment
  UCR35198  Boerhavia coccinea L. B. Ziegler 1967-8-30 218 Riverside San Jacinto Valley, Vacant lots in city of San Jacinto 473 Comment
  UCR104582  Boerhavia intermedia T. L. Ackerman 1982-10-13 82 438 Riverside Western Colorado Desert, Boyd Deep Canyon Center near road and buildings 274 Comment
  JEPS123547  Boerhavia triquetra T. La Doux with J. Andre 2007-9-6 134 Riverside Joshua Tree National Park. Little San Bernardino Mountains on dirt road to Lost Horse Ranger Station, below Hemmingway Buttress. Comment
  RSA41282  Boerhavia wrightii J. C. Roos 1937-8-22 14 Riverside Colorado River, north of Blythe. Comment
  RSA608165  Boerhavia wrightii Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10051 C Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  UCR211503  Boerhavia wrightii Jim Andre, T. La Doux 2008-9-13 10275 Riverside Sonoran (Colorado) Desert, Eagle Mountains at Joshua Tree National Park boundary, along aqueduct access road 355 Comment
  UCR242288  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2012-10-12 40421 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd., 0.35 mi. west of I-10 junction 114 Comment
  CLARK-A1528-3314  Boisduvalia glabella John C. Roos 1952-6-18 5779 Riverside Edgemont 457 Comment
  UC1505770  Bolboschoenus maritimus Robert T. Clausen and Harold Trapido 1940-6-18 4674 Riverside Chino Canyon, Palm Springs 457 Comment
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Mar 23 2016
  JEPS20782  Bouteloua aristidoides var. aristidoides Roxana S. Ferris and Rimo Bacigalupi 1958-3-19 13239 Riverside Hwy US 95 11.3 mi n Blythe (in wash arising in mountains); Big Maria Mts. Comment
  RSA781411  Bouteloua barbata Duncan S. Bell 2011-10-22 2991 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  CAS-BOT-BC224907  Bowlesia incana A. C. Sanders 2011-4-6 39019 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  RSA715367  Bowlesia incana John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges: French Valley; small unnamed drainage in agricultural field along Leon Road .[San Diego Aqueduct right of way] between Van Gaale Lane and Borel Road 409 Comment
  SEINET4691502  Bowlesia incana A. C. Sanders 2012-1 39991 Riverside Peninsular Range; Elsinore Valley: city of Lake Elsinore, long Riverside Dr. (HWY74) NE of Baker St. at edge of temescal Creek 384 Comment
  UCR116662  Bowlesia incana A. C. Sanders, Carolyn Washburn 2001-5-10 24236 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR135811  Bowlesia incana A. C. Sanders, Guy Bruyea 2004-4-2 27442 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  RSA796094  Brandegea bigelovii Duncan S. Bell 2009-4-20 308 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  SEINET3217333 Image available Brandegea bigelovii T. B. Salvato 2010-4-20 4056 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe. (McCoy Peak 7.5 Q.) 183 Comment
  UC1004313  Brandegea bigelovii J. Warren 1952-5-31 Riverside Dead Indian Canyon 914 Comment
  UC373179  Brandegea bigelovii Marcus E. Jones, A. M. 1906-4-20 Riverside Indio Comment
  UCR112112  Brandegea bigelovii A. C. Sanders, T. B. Salvato 2000-4-21 23344 Riverside Coachella Valley, east side of the Coachella Canal c. 1/4 mi. north of I-10, 3 miles east of Indio 15 Comment
  UCSB18364  Brandegea bigelovii Daniel, Dick 1964-5-17 Riverside 4 miles S of junction of State Highway 111 and State Highway 74 457 Comment
  RSA0009699  Brandegea bigelovii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  RSA0017413  Brandegea bigelovii Marcus E. Jones 1931-9-15 s.n. Riverside Hayfields. No. Colorado Desert. Comment
  SEINET8550766  Brandegea bigelovii R. H. Peebles, H. F. Loomis 1930-4-6 121 Riverside Shaver's Well. Comment
  RSA0066318  Brassica nigra Steve Boyd, Dave Bramlet 1990-4-29 4496 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  RSA779593  Brassica tournefortii Duncan S. Bell 2009-3-7 25 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  UC1922491  Brassica tournefortii Scott D. White 2005-3-29 10826 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. Comment
  RSA0123346  Brickellia atractyloides var. arguta Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9009 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  CAS-BOT-BC106192  Brickellia desertorum John C. Roos 1950-12-2 5029 Riverside Monson Canyon, Eagle Mts. 914 Comment
  UC1010313  Brickellia desertorum John and Lucille Roos 1950-9-30 4996 Riverside .5 mi se of Citrus Experiment Station (Box Springs Grade); Box Springs Grade 396 Comment
  UCR145971  Brickellia desertorum June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  UCR25197  Brickellia desertorum John C. Roos 1950-12-2 5029 Riverside Sonoran (Colorado) Desert, Eagle Mountains, Munsen ['Monson'] Canyon 1067 Comment
  UCR92153  Brickellia desertorum D. L. Banks, Steve Boyd 1995-10-17 0776 Riverside NW Palomar Mtns; Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground. Along alluvial benches where Arroyo Seco turns to the E, just west of the Metasedimentary hills 525 Comment
  RSA767667  Brodiaea Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60645 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  UCR196006  Brodiaea filifolia R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 52007 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA771884  Brodiaea santarosae Steve Boyd 2010-5-28 12282 Riverside Elsinore Peak, southeast of peak, north of trail along old Main Divide Road east of road up to communications towers 1012 Comment
  UCR79358  Brodiaea santarosae Steve Boyd, T. S. Ross 1992-5-15 7385 Riverside S Santa Ana Mtns, SE flank of Elsinore Peak along old Main Divide Rd. track, c. 0.25 mi due south of radio towers 1037 Comment
  UC3324  Brodiaea terrestris subsp. kernensis Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  RSA599130  Bromus carinatus V. W. Steinmann, D. L. Banks 1996-4-20 839 Riverside Agua Tibia Mountains, ca. 15 km east of Temecula, less than 1 km south of Route 79 at the Dorland Mountain Arts Colony, just southwest of the administration building., ca. 33?28'N, 117?01'W 550 Comment
  UCR9396  Bromus carinatus D. H. Wilken 1965-6-29 361 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  RSA612806  Bromus diandrus D. L. Banks 1997-3-1 1363 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  SDSU13675  Bromus hordeaceus Jutta Buschbom 1991-9-6 4 Riverside SE-Slope, N-Border of the Reserve, beyond an avocado-grove, ca. 500 m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve. Comment
  RSA673508  Bromus marginatus Scott D. White, Bill La Haye 2000-5-27 7956 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  RSA772964  Bromus tectorum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4773 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SEINET3428722  Bromus tectorum V. Duran 1932-5-18 3218 Riverside Idyllwild, San Jacinto Mountains Comment
  UCD59765  Bromus tectorum var. nudus R. N. Raynor 1938-6-20 s.n. Riverside Palms to Pines Highway, between Idyllwild and Herky Creek. Comment
  UCR119269  Caesalpinia gilliesii Mitch Provance 1998-6-24 746 Riverside Jurupa Mountains, Glen Avon Heights, area north of the end of Lindsay St. 253 Comment
  UCR69796  Caesalpinia gilliesii A. C. Sanders, Chet McGaugh 1991-7-19 11144 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 Comment
  POM305418  Caesalpinia virgata Henry J. Ramsey, Henry J. Ramsey 1939-11-28 753 Riverside 10 miles east of Indio. Comment
  RSA405295  Caesalpinia virgata Ora M. Clark 1929-3-17 1753 Riverside S. La Quinta, Cali. Comment
  RSA498303  Caesalpinia virgata Robert L. Dressler 1949-3-19 394 Riverside Box Canyon, Orocopia Mts. Comment
  RSA658621  Caesalpinia virgata Nancy J. Mann 1976-4-25 s.n. Riverside Box Canyon, Box Canyon Raod, from I-10 to Mecca. Growing on rocky hillsides abouve road cut. Comment
  RSA8424  Caesalpinia virgata Roxana S. Ferris, R. C. Bacigalupi 1932-4-30 8243 Riverside In canyon between Shaver's Well and Mecca. Comment
  CAS-BOT-BC438491  Calandrinia ciliata A. C. Sanders; Kelly Volansky 2005-3-17 29238 Riverside Perris-Aguanga Basin Region: French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., ca. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct. 412 Comment
  SD186307  Calandrinia ciliata Andy C. Sanders 2004-4-20 27566 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  RSA593981  Callistemon citrinus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 956 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
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Jun 5 2006
  UCR35284  Calochortus concolor L. B. Ziegler 1967-6-27 180 Riverside San Jacinto Mtns., Hemet Valley. Slopes above Kenworthy Ranger Station. 1524 Comment
  RSA0000326  Calochortus palmeri var. munzii Philip A. Munz, Percy C. Everett 1950-6-23 14915 Riverside 2 mi. n.w. of Pipe Creek, south end of San Jacinto Mts. 1402 Comment
  UCR193485  Calochortus palmeri var. munzii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35605 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, mouth of nameless tributary NW of Herkey Crk., just north of Bonita Vista Rd. 1543 Comment
  UCR189802  Calochortus plummerae Amy Rowland 2007-6-19 078 Riverside Peninsular Range, San Jacinto Mountains Region, San Jacinto Moutnains, off of Hwy 74 c. 1.75 mi west of intersection of Hwy 74 and Hwy 243 1239 Comment
  CSUSB399  Calochortus splendens I. S. Singh 1972-5-2 Riverside 5.1 miles west of Taneja Road from Murrieta. Comment
  RSA794  Calycadenia tenella J. T. Howell 1928-7-9 1074 Riverside Head of San Juan Canyon. Elsinore Mountains 793 Comment
  CHSC99602  Calycoseris wrightii LeRoy Gross 2005-3-3 1582 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. General collecting along ridge with patino and a rejuvenate steep sided rocky, sandy canyon just to the east. All on a sparse vegetative pebbly plain bajada. 225 Comment
  SD38093  Calyptridium monandrum Edith A. Purer 1935-4-21 6477 Riverside Near Palm Springs, Colorado Desert Comment
  SEINET7063439  Calyptridium monandrum A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage in Tucalota Valley on East Benton Road. UTM Zone 11, 501405mE, 3715115mN. (WGS84/NAD83). 561 Comment
  SEINET998494  Calystegia macrostegia A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-1 32520 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. (Murrieta 7.5' Q) 579 Comment
  UCR116511  Calystegia macrostegia subsp. arida A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20669 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  RSA552687  Calystegia macrostegia subsp. intermedia Steve Boyd, Timothy S. Ross, Orlando Mistretta, Bob Boyd 1992-2-26 6695 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  SBBG98267  Calystegia macrostegia subsp. tenuifolia S. Boyd, L. Arnseth, Y. Rasmussen, H. Cota 1990-5-3 4598 Riverside Vail Lake area, steep SE flank of Oak Mtn above NE end of lake 579 Comment
  RSA525677  Camissonia bistorta Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4549 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UCR167676  Camissonia bistorta T. B. Salvato, Melissa Clemons 2005-6-23 1293 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR231757  Camissonia bistorta John F. Green 2008-4-23 09- 01 Riverside Peninsular Range; SE Gavilan Hills, powerline route in hills SE of Perris, east of Hwy 74 and north and NE of Eugene St., both sides of Theda St. 503 Comment
  UCR47219  Camissonia bistorta B. G. Pitzer 1987-3-2 0420 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  UCR58489  Camissonia bistorta Ed LaRue 1989-6-11 s.n. Riverside Peninsular Range, W side of Lakeview Mtns., c. 1 mi SE of town of Nuevo 640 Comment
  UCR98681  Camissonia bistorta S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  UCR148336  Camissonia brevipes John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 21 and 22 (near 22), south of Salt Creek 23 Comment
  UC20448  Camissonia campestris subsp. campestris Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  RSA454740  Camissonia cardiophylla N. C. Cooper 1944-5-20 2630 Riverside Palms to Pines Hwy., San Jacinto Mtns. 305 Comment
  SEINET10936397  Camissonia cardiophylla David B. Dunn 1946-2-22 Dunn 1964 Riverside Mud flats dry, caked, split. All american canal catch basin from desert Washes. Oracopia mts ne of the salton sea. Very arid country. Comment
  CLARK-A1528-3328  Camissonia claviformis John C. Roos 1947-2-15 3267 Riverside Eagle Mountain Comment
  UCR90171  Camissonia claviformis R. W. Scora 1966-4-1 3008 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  RSA135303  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11623 Riverside 4.3 miles south of Rice. Comment
  RSA172298  Camissonia claviformis subsp. aurantiaca Robert F. Thorne 1963-3-29 32363 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  UCR226910  Camissonia claviformis subsp. aurantiaca Jim Andre 2011-2-2 16211 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA510019  Camissonia claviformis subsp. claviformis B. Pitzer 1988-3-10 652 B Riverside W side of Chuckwalla Mtns., on gas line road ca. 1.5 mi. N of intersectio with Red Cloud Mine Rd. (& wash); ca. 2 miles (airline) S of Hwy I-10., [Red Cloud Rd. 10 km cell; PH-2N, 3E.] 488 Comment
  UCR142853  Camissonia claviformis subsp. claviformis I. M. Johnston 1917-4-4 1076 Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  POM158464  Camissonia confusa P. A. Munz 1927-5-20 10819 Riverside 10 miles S. of Hemet. Comment
  UCR115352  Camissonia confusa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16275 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCR42389  Camissonia confusa D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  UCR227768  Camissonia hirtella R. F. Thorne, Walter Wisura, David Michener 1982-5-24 55190 Riverside Peninsular Ranges; Santa Ana Mountains, Cleveland National Forest, [north] along Main Divide Truck Road [from El Cariso Fire Station area] 915 Comment
  UCR259223  Camissonia hirtella Mitch Provance 2012-4-23 412- 14 Riverside San Gorgonio Pass, south of Banning, between the east end of Bobcat Rd. and the KOA campground on San Gorgonio Ave., in Montgomery Creek near its confluence with Smith Creek 681 Comment
  UCR58487  Camissonia hirtella Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  UCR51020  Camissonia ignota S. J. Myers 1988-2-24 s.n. Riverside Peninsular Range, Temescal Canyon, about 0.25 mi west of intersection of Hwy I-15 and Indian Truck Trail 381 Comment
  CSUSB865  Camissonia micrantha Pat Halligan 1968-4-18 Riverside Wash between Lothian Hall and the physics building on UCR campus. Comment
  SEINET244295  Camissonia micrantha A. C. Sanders, T. B. Salvato 2000-5-8 23383 Riverside San Bernardino Valley; Riverside, UCR Botanical Garden E side of the campus 396 Comment
  RSA449244  Camissonia pallida subsp. hallii N. C. Cooper 1944-3-24 2001 Riverside Banning. 701 Comment
  RSA0031748  Camissonia pallida subsp. pallida Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4465 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  UCR133912  Camissonia refracta June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Chiriaco Summit 518 Comment
  POM38020  Camissonia strigulosa Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  SBBG92277  Camissonia strigulosa J. Hirshberg 1989-4-4 Riverside S of town of Murrieta, W of Mesa de Burro near head of Cole Cyn; Santa Rosa Plateau, 487 Comment
  UC20533  Camissonia strigulosa H. M. Hall May 1899 Riverside San Jacinto Mountains 1828 Comment
  UCR48388  Camissonia strigulosa Steve Boyd 1986-4-22 1774 Riverside Peninsular Range, Temescal Canyon: Horsethief Wash north of Temescal Canyon Road. Comment
  RSA559318  Camissonia strigulosa Steve Boyd, T. S. Ross, Dave Bramlet 1993-5-13 7369 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
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Mar 24 2013
  SJSU1868  Camissoniopsis bistorta J. W. Tilden 1957-4-18 1101 Riverside near Whitewater E of San Gorgonio Pass Comment
  SBBG61369  Camissoniopsis pallida L. R. Abrams 1903-4-6 3228 Riverside Cabazon Comment
  JOTR34272  Camissoniopsis pallida subsp. pallida La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3288 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Sandy, narrow canyon at base of Quail Mountain with bouldery/rocky slopes; North end of Juniper Flats (Stop 3) Comment
  OBI23285  Camissoniopsis pallida subsp. pallida Robert F. Hoover 1969-4-14 11236 Riverside Palm Springs, just outside of city limit Comment
  RSA228815  Cardamine californica var. integrifolia Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 601 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 487 Comment
  CAS-BOT-BC281704  Carduus pycnocephalus R. D. Goeden; D. W. Ricker 1971-5-4 s.n. Riverside Box Springs Mountains: Highgrove, National Orange Co. property beyond E end of Palmyrita Ave 412 Comment
  CAS-BOT-BC412825  Carex barbarae R. F. Thorne; E. W. Lathrop; W. Wisura 1977-7-8 49554 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  RSA680524  Carex praegracilis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8649 Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  SEINET7574467 Image available Carex schottii Alice Eastwood, John Thomas Howell 1937-4-24 3919 Riverside San Juan River east of San Juan Hot Springs. Comment
  SEINET949244  Cassia eremophila Miles Fellows 1985-1 67 -182 Riverside Cultivated at the UCR Botanical Garden. Comment
  UC406687  Castela emoryi Marcus E. Jones, A. M. 1929-9-16 24994 Riverside Hayfields , Hayfields (near Desert Center) Comment
  UCR174425  Castilleja affinis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32481 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  SDSU14070  Castilleja affinis subsp. affinis Bismarck Magtoto 2002-4-20 9 Riverside Found along entrance of Loop Trail of Santa Margarita Ecological Reserve. 335 Comment
  POM71674  Castilleja applegatei subsp. martinii Philip A. Munz, I. M. Johnston 1924-7-27 8726 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  POM71676  Castilleja applegatei subsp. martinii Philip A. Munz 1924-5-18 8131 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  RSA6018  Castilleja applegatei subsp. martinii Carl B. Wolf 1932-8-5 3935 Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2561 Comment
  UCR100966  Castilleja densiflora G. R. Ballmer 1998-5-23 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Massinger oak easement, Riverside Land Conservancy, north base of Redonda Mesa, close to Tenaja Rd. 671 Comment
  RSA585519  Castilleja exserta subsp. exserta D. L. Banks, S. D. Boyd 1995-5-9 379 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 701 Comment
  POM259615  Castilleja foliolosa P. A. Munz 1940-3-17 15598 Riverside Dripping Springs, southern Riverside Co. Comment
  RSA0010910  Castilleja minor subsp. spiralis Philip A. Munz 1938-8-14 15343 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR114745  Catalpa bignonioides A. C. Sanders, K. C. Rose 1999-6-18 22800 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  UC56735  Caulanthus hallii W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1902 Riverside Santa Rosa Mt., Coyote Canyon 1584 Comment
  CAS-BOT-BC41140  Caulanthus heterophyllus Scott D. White; Justin Wood 2008-4-16 11889 Riverside Perris/Elsinore Basin. Hills to the west of I-215 and south of Scott Road. 549 Comment
  UCR162268  Caulanthus heterophyllus S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  UCR213544  Caulanthus heterophyllus Michael Honer 2003-4-16 1832 Riverside Peninsular Range, Gavilan Hills, west slope, about 1 mile north of I-15 Fwy, 1 mi. east of Lake St. exit, on and around peak 2349 716 Comment
  UCR5980  Caulanthus heterophyllus David M. Peterson 1966-2-24 660224- 7 Riverside 50 feet NE of the SE corner of the botanical garden fence, Univ. of Calif. Riverside 457 Comment
  UCR60251  Caulanthus heterophyllus Steve Boyd, L. Arnseth, T. S. Ross 1989-4-1 3165 Riverside Peninsular Range, Vail Lake area; hills just to SW of the dam 488 Comment
  SBBG101642  Caulanthus lasiophyllus S. Boyd with T. Ross 1990-5-11 4621 Riverside Vail Lake, base of Agua Tibia Mtn, E of Dripping Springs Cmpgrd, S of Hwy 79; area burned previous fall Comment
  UCR244873  Caulanthus lasiophyllus Jim Andre 2012-3-19 21396 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR94491  Caulanthus lasiophyllus var. rigidus Steve Boyd 1981-4-15 s.n. Riverside Gavilan Hills, Flats at the N base of the range, south of Lake Matthews, south of Cajalco Road. 457 Comment
  CAS-BOT-BC48451  Ceanothus crassifolius Steve Boyd; Tim Ross 1993-3-23 7902 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, 670 Comment
  RSA3119  Ceanothus crassifolius Carl B. Wolf 1932-2-11 2648 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  RSA489179  Ceanothus crassifolius Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  SEINET10805182  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-3-21 Burge DOB 803 d Riverside San Jacinto Mountains, at intersection of Chimney Flats Road and USFS Road 5S13, 2.8 road miles (4.5 km) from Hwy 243 via Toll Gate Road, Apela Drive, and USFS roads 5S24 and 5S13, 4.57 km 257 deg. (True) WSW of Idyllwild. 1440 Comment
  RSA67298  Ceanothus greggii var. perplexans G. R. Campbell 1951-4-22 15996 Riverside Palms to Pines Hwy [74], 1 mi. e. of road to Santa Rosa Mt.[Santa Rosa Mt Truck Trail], 1372 Comment
  RSA221091  Ceanothus integerrimus var. californicus E. W. Lathrop 1966-5-8 6416 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  RSA25757  Ceanothus leucodermis Carl B. Wolf 1941-8-12 11143 Riverside 1 6/10 mi.So.of Idylwild on road to Tahquitz Lodge 1524 Comment
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Sep 18 2011
  UCD112269  Ceanothus leucodermis R. S. Woglum 1941-6-12 3058 A Riverside Idylwild. Comment
  UCR35172  Ceanothus leucodermis L. B. Ziegler 1970-5-25 407 Riverside San Jacinto Mtns., On floor and slopes of the Hemet Valley [Hemet Valley = Garner Valley] 1402 Comment
  RSA0025535  Ceanothus oliganthus var. sorediatus John F. Emmel 1992-4-11 1202 Riverside Riverbed of South Fork San Jacinto River, 0.3 air mi NW of confluence of Dry Creek and San Jacinto River. 738 Comment
  UCR114966  Ceanothus ophiochilus Fred M. Roberts, Steve Boyd, Tom Leslie 1992-2-7 4831 Riverside Peninsular Range, Vail Lake, ridge about 2km WSW of lake east of 'Little' Oak Mountain 600 Comment
  UCR93033  Ceanothus ophiochilus Steve Boyd, T. S. Ross 1993-3-23 7890 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agua Tibia Mtn., Agua Tibia Wilderness area, Cleveland National Forest, along trail extending S from end of Woodchuck Rd. 671 Comment
  RSA221003  Ceanothus palmeri E. W. Lathrop 1966-5-29 6399 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  RSA0022329  Ceanothus perplexans N. C. Cooper 1949-6-29 4298 Riverside East side of San Jacinto Mountains. 457 Comment
  RSA519202  Ceanothus tomentosus var. olivaceus E. Lee Overholtzer 1961-3-12 131 Riverside Santa Ana Mts. On skyline Drive 2 miles west from Kremer Ranch. Mouth of Tin Mine Canyon. Comment
  RSA528071  Ceanothus tomentosus var. olivaceus Scott D. White 1991-4-10 91 -44 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, and S of Cactus Valley Road. 610 Comment
  CAS-BOT-BC277183  Centaurea X pouzinii R. M. Howie No date on label s.n. Riverside Fuller Rancho, Corona Comment
  CAS-BOT-BC277185  Centaurea X pouzinii F. Willmarth 1961-10-18 s.n. Riverside Old Fuller Rancho, near Corona Comment
  UCR115138  Centaurea melitensis Mitch Provance 2000-10-28 2273 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR104891  Centaurea solstitialis A. C. Sanders, O. F. Clarke 1997-5-4 20670 Riverside Beaumont, near railroad on east side of Hwy 79, south of Hwy I-10 793 Comment
  CLARK-A1528-2946  Centaurium venustum John C. Roos 1952-6-13 5766 Riverside Reche Canyon 457 Comment
  RSA391497  Centaurium venustum N. C. Cooper 1944-5-6 2648 Riverside Whitewater Canyon. 457 Comment
  RSA518901  Centaurium venustum B. Pitzer, B. L. Phillips 1988-7-1 1482 Riverside Dripping Springs Area: S of Vail Lake, N of Hwy 79, between Kolb & Arroyo Seco Creeks. 488 Comment
  SFV20159  Centaurium venustum J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .6 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  RSA736301  Centromadia pungens subsp. laevis Scott D. White, Justin M. Wood 2008-5-13 11948 Riverside Perris Basin: I-215 freeway right of way. South of Scott Rd. Comment
  RSA735900  Centromadia pungens subsp. pungens Scott D. White, Justin M. Wood 2008-6-3 12057 Riverside Perris Basin: March ARB. Comment
  SD126658  Centromadia pungens subsp. pungens Ed LaRue 1989-4-21 Riverside Moreno Valley, ca. 1 mile south of Highway 60 on Nason Street. Comment
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Mar 31 2011
  SD224910  Cerastium glomeratum A. C. Sanders, G. K. Helmkamp 1996-3-17 17983 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn., ca. O.5 km E of Palm Canyon Dr. on Bogert Trail. 163 Comment
  RSA85475  Cerastium glomeratum J. C. Roos 1952-4-16 5556 Riverside Pigeon Pass, Box Springs Mountains 457 Comment
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May 21 2011
  POM122304  Cercidium floridum Marcus E. Jones 1926-6-8 sn Riverside Palm Springs Comment
  CAS-BOT-BC135498  Cercocarpus betuloides var. betuloides Fay A. Mac Fadden 1936-3-20 14555 Riverside Morongo Valley Comment
  JOTR29597  Cercocarpus betuloides var. betuloides Andre, Jim 2006-4-26 6754 Riverside Joshua Tree National Park. abpit 0.5 mi. NNE of Rattlesnake Spring, on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  RSA783295  Cercocarpus ledifolius J. D. Olmsted 1962-6-23 5306 Riverside SE San Bernardino Mts: near Calelectric residences at head of Banning Water Canyon 2210 Comment
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Feb 24 2013
  HSC47359  Cercocarpus montanus var. glaber Richard Spjut, C. E. Edson 1978-4-24 4952 Riverside Along Hwy. 74, 3 mi. from jct. with Hwy. 71 in San Jacinto Mtns. 915 Comment
  CAS-BOT-BC279537  Chaenactis artemisiifolia Edmund C. Jaeger 1932-5-12 s.n. Riverside Aguanga 600 Comment
  JEPS86543  Chaenactis artemisiifolia Roy E. Buck 1988-5-28 911 Riverside near top of grade w of Lake Elsinore (on e-facing slope above CA Hwy 74, 2.0 air km nw of confluence of Harlan Canyon & Johnson Canyon drainages, 7 air km w of L. Elsin. town); Elsinore Mountains Comment
  POM6069  Chaenactis artemisiifolia Jenkins, L. T. Street 1917-5-30 s.n. Riverside San Jacinto. Comment
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Nov 20 2011
  RSA525265  Chaenactis artemisiifolia Steve Boyd 1990-5-3 4578 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  CAS-BOT-BC276400  Chaenactis carphoclinia Alice Eastwood 1913-4-30 9032 Riverside Palm Springs Comment
  UCR251908  Chaenactis carphoclinia Jim Andre 2013-3-27 24837 Riverside NE Colorado Desert, 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 115 Comment
  POM351669  Chaenactis carphoclinia var. carphoclinia Geo Cantwell, B. C. Templeton 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  CAS-BOT-BC276942  Chaenactis fremontii P. C. Everett; N. F. Lolonis 1963-5-3 24493 Riverside Colorado Desert, US Highway 99, 2.7 miles SE of exit to 29 Palms and Yucca Valley 30 Comment
  RSA28082  Chaenactis fremontii I. L. Wiggins 1941-3-27 9700 Riverside 4 mi. north of Whitewater. Comment
  RSA775446  Chaenactis fremontii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4448 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
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Aug 25 2012
  RSA793028  Chaenactis fremontii Justin M. Wood 2011-4-4 3394 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  UC1595794  Chaenactis fremontii W. Wisura, A. King, and L. Newcomb 1992-4-10 4664 Riverside w of Hwy 62 (below Morongo Valley, Mission Creek Ranch) Comment
  UCR174623  Chaenactis glabriuscula Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 345 Riverside Peninsular Ranges; San Jacinto Mtns., Turnout south of Mt. Edna Road along Calif. Hwy 243 1143 Comment
  UCR47217  Chaenactis glabriuscula B. G. Pitzer, L. F. LaPre 1987-3-2 0419 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  UCR94268  Chaenactis glabriuscula Scott D. White 1996-4-14 3898 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  CAS-BOT-BC277407  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-4-22 1744 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of Interstate 15 Comment
  POM12897  Chaenactis glabriuscula var. glabriuscula Philip A. Munz 1922-6-30 5916 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  POM351764  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-16 1691 Riverside South of Cabazon, Colorado Desert. Comment
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Mar 13 2011
  UC34688  Chaenactis glabriuscula var. glabriuscula Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  UC63011  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1901-6-1 2036 Riverside s side of San Jacinto Mts. 1341 Comment
  CAS-BOT-BC277554  Chaenactis glabriuscula var. lanosa LeRoy Abrams 1903-4-15 3229 Riverside Cabazon Station Comment
  RSA506438  Chaenactis parishii Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mountains, on Thomas Mtn Rd., S of Thomas Mtn. Lookout. Comment
  UCR18650  Chaenactis parishii Frank C. Vasek 1973-6-8 730608- 71 Riverside Santa Rosa Mtns., road 1 mile below Garnet Queen Creek 1768 Comment
  JOTR33754  Chaenactis stevioides La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2752 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  UC894494  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside ca 100 yards e of Spring; Cottonwood Canyon Comment
  UCR245963  Chaenactis stevioides Duncan S. Bell 2009-3-8 80 Riverside Arica Mountains, NW side of range, c. 3.2 air miles NW of Priest Well, or c. 6.5 air miles SW of ghost town of Rice 513 Comment
  RSA0045133  Chamaesyce abramsiana A. C. Sanders, T. B. Salvato, Rob Shoener 2012-8-22 40394 Riverside Bradshaw Trail, Chuckwalla Bench area on S side of Chuckwalla Mountains, 0.9 km west of Dupont Rd. 757 Comment
  POM2807  Chamaesyce albomarginata Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, sandy foothills near Lake Elsinore. Comment
  RSA782090  Chamaesyce polycarpa Duncan S. Bell 2009-3-7 7 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  CDA4804  Chamaesyce prostrata L. C. Wheeler 1964-10-1 8634 Riverside 3030 Oak Ave. Corona 0 Comment
  RSA0103576  Chamaesyce setiloba Duncan S. Bell 2015-9-30 8652 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UC371178  Cheilanthes clevelandii Miss M. A. King 1893-1 Riverside Menifee Comment
  POM12437  Cheilanthes newberryi Philip A. Munz 1922-4-30 5127 Riverside Hemet Butte Comment
  RSA586044  Cheilanthes newberryi Darin L. Banks, Steve Boyd 1995-3-16 97 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, Arroyo Seco drainage. 536 Comment
  UCR12627  Cheilanthes newberryi I. G. Rauch 1968-3-6 s.n. Riverside Box Springs Mountains 488 Comment
  UCR133030  Cheilanthes newberryi Scott D. White 1993-4-22 1263 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  JOTR34127  Cheilanthes parryi Andre, Jim, T. La Doux, R. B. Kelley 2011-5-4 21085 Riverside Joshua Tree National Park. Long Canyon, up side canyon approx. 400 m. west of main canyon drainage. 1171 Comment
  RSA685826  Cheilanthes parryi P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs Comment
  RSA718776  Cheilanthes parryi Michael Honer, L. Hulse 2004-4-3 1925 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. 610 Comment
  RSA739320  Cheilanthes parryi Keith E. Hoffmaster 1933-4-13 27 Riverside Palm Springs. Comment
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Aug 27 2011
  UC197903  Cheilanthes parryi J. G. Lemmon and wife Riverside San Gorgonio Pass Comment
  CSUSB1379  Chenopodium album Leland E. Francois 1966-3-29 5 Riverside City of Riverside Southeast corner U.S. Salinity Laboratory property, located at the corner of 14th Street and Palm Ave. 289 Comment
  UCR20857  Chenopodium berlandieri A. C. Sanders 1978-8-27 00277 Riverside San Jacinto Mountains, James Reserve, above Lake Fulmor 1646 Comment
  UCR21846  Chenopodium berlandieri var. zschackei Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  RSA478503  Chenopodium californicum George R. Johnstone 1934-3-27 s.n. Riverside Near Temecula, along inland route. Comment
  UCR41344  Chenopodium murale N. M. Fellows, A. C. Sanders 1985-4-9 159 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  UCR91949  Chenopodium murale George K. Helmkamp 1996-3-11 1001 Riverside Sonoran (Colorado) Desert, Colorado River Valley, 35th Avenue and California Hwy 78, 1.7 mi north of PaloVerde 72 Comment
  CAS-BOT-BC231777  Chilopsis linearis Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SD4855  Chilopsis linearis Fidella G. Woodcock 1928-4-26 Riverside Palm Springs, Colorado Desert Comment
  LA99447  Chilopsis linearis subsp. arcuata Hisao P. Arai; 1957-4-18 sn Riverside Box Canyon, near Mecca; off Highway 195 Comment
  RSA455305  Chilopsis linearis subsp. arcuata D. A. Young 1969-8-17 P- 505 Riverside Colleted approx. 3 mi. SE of Whitewater, Calif. on Hiway 111, on the S. side of the road. 335 Comment
  UCR44438  Chimaphila menziesii A. C. Sanders 1986-6-1 6545 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  UCR260163  Chloracantha spinosa Duncan S. Bell 2013-10-29 6089 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake; north of Interstate 10, about a mile southwest of the pumping station 403 Comment
  SEINET3837934 Image available Chloris truncata A. C. Sanders, T. B. Salvato 2011-3-28 38816 Riverside Peninsular Range: Perris-Aguanga Basin Region: Menifee Valley, between Sun City and Perris, from McLaughlin & Evans road intersection E to I-215 Fwy (Romoland) 434 Comment
  RSA607337  Chorizanthe R. S. Woglum 1941-5-17 3050 Riverside Peninsular Ranges / Sonoran Desert transition: Coyote Canyon. . Comment
  RSA676158  Chorizanthe brevicornu Scott D. White 2001-4-3 8256 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UCR260858  Chorizanthe brevicornu A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41493 Riverside San Gorgonio Pass, 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 439 Comment
  JOTR33985  Chorizanthe corrugata La Doux, Tasha, M. Harding 2010-4-7 2873 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  RSA0120321  Chorizanthe corrugata Duncan S. Bell 2016-3-13 8923 Riverside Whitewater Canyon; in the vicinity of Painted Hill, approximately 2.5 air miles southeast of the Ranger Station (trout pond). 613 Comment
  SBBG1404  Chorizanthe corrugata H. and M. Dearing 1940-1-1 4071 Riverside below Painted Cyn near Mecca Comment
  UCR48414  Chorizanthe leptoceras Steve Boyd 1986-4-22 1738 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  RSA773122  Chorizanthe leptotheca Duncan S. Bell, Ryan Parker 2010-6-1 1233 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.1 air mile southeast of junction of Highway 74 and forest service road 5S15. 779 Comment
  UCR280959  Chorizanthe leptotheca Mitch Provance, Matt K. Beyers 2017-6-8 617- 10 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., about 0.2 mi WNW of inter. with Glen Eden Rd. 366 Comment
  CAS-BOT-BC252783  Chorizanthe parryi var. parryi Marcus E. Jones 1903-5-11 s.n. Riverside Banning 701 Comment
  CAS-BOT-BC252785  Chorizanthe parryi var. parryi Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  RSA339658  Chorizanthe parryi var. parryi Robert F. Thorne, Tilforth 1980-5-28 54226 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SEINET3132306  Chorizanthe parryi var. parryi K. Brandegee 1905-5-12 sn Riverside Riverside Comment
  RSA392739  Chorizanthe rigida Christopher Davidson 1979-4-4 7694 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  SEINET11841379  Chrysothamnus paniculatus O. F. Clarke 1969-1 s.n. Riverside near Whitewater on Hwy 111, 2 mi SE of junction with I-10 at Verbenia Ave Comment
  POM48741  Chrysothamnus teretifolius D. D. Keck 1924-12-31 11 Riverside Pinyon Wells, Little San Bernardino Mts Comment
  SEINET11860625  Chrysothamnus teretifolius S. B. Parish, Parish, W. F. 1889-11-2 455 Riverside Whitewater Comment
  UCSB30314  Chylismia brevipes Sauls, Mary 1977-2-27 Riverside Upper bajada, Box Canyon wash ca. 5 mi W of junction of Interstate 10 and Hwy 195 365 Comment
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Nov 16 2015
  UC1184318  Chylismia brevipes subsp. brevipes Peter H. Raven 1958-2-15 11569 Riverside slopes above wash; Chuckwalla Mountains, Corn Springs Comment
  RSA0121174  Chylismia cardiophylla subsp. cardiophylla Duncan S. Bell, LeRoy Gross 2016-3-30 9176 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  UCSB12874  Chylismia claviformis Breedlove, Dennis 1962-3-11 Riverside Cat Creek wash; 3 miles southwest of Palm Desert 426 Comment
  CAS-BOT-BC160580  Chylismia claviformis subsp. aurantiaca A. C. Sanders; Mark Bibbo; Erin Bergman; Lance Woolley 2010-3-16 37433 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UC1184369  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11473 A Riverside roadside 1.5 mi w Mecca Comment
  UCR22106  Cirsium occidentale Steve Boyd 1980-5-15 254 A Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  SEINET3102065  Cirsium occidentale var. californicum Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17365 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  UC30798  Cirsium scariosum var. congdonii H. M. Hall 1899-5-1 Riverside Cahuilla Comment
  CAS-BOT-BC438851  Cistanthe monandra John H. Thomas 1957-3-30 6550 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert. 426 Comment
  RSA49171  Cistanthe monandra P. A. Munz 1949-4-13 13064 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA733814  Cistanthe monandra Keith E. Hoffmaster 1935-3-31 569 -343 Riverside Palm Springs Comment
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Aug 27 2011
  RSA747969  Cistanthe monandra Justin M. Wood 2009-5-11 685 Riverside Morris Ranch Rd., roadside just E of Tripp Meadow. 1616 Comment
  POM782  Cistanthe monosperma H. M. Hall 1901-07 2352 Riverside In open forests of Tahquitz Valley. 2439 Comment
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Jul 5 2010
  RSA615135  Citrus sinensis A. C. Sanders 1997-3-2 19774 Riverside N of Spruce St between the RR and the Gage Canal. near foot of Box Springs Mtns. 305 Comment
  UC1979555  Clarkia epilobioides Darin L. Banks, Steve Boyd 1995-5-9 381 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  UCR115428  Clarkia epilobioides Scott D. White, D. E. Bramlet 1999-4-22 7242 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR167861  Clarkia purpurea T. B. Salvato, John F. Green 2004-5-27 658 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR268286  Clarkia purpurea subsp. quadrivulnera Jim Andre 2012-6-15 30536 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  UCR20817  Clarkia similis A. C. Sanders 1980-5-22 1506 Riverside San Jacinto Mtns., Hwy 243, 0.6 mi above the foot of the mtn. at Smith Creek 732 Comment
  UCR265604  Claytonia parviflora Jordan Zylstra 2014-3-18 14011 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  UCR41305  Claytonia parviflora subsp. parviflora N. M. Fellows, A. C. Sanders 1985-4-9 132 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  UCR214581  Claytonia perfoliata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37849 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.93 mi. north (03 deg. ) of intersection of I-15 and Lake St. 469 Comment
  UCR268590  Claytonia perfoliata subsp. mexicana Jim Andre 2012-6-15 30539 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  RSA145911  Cleome isomeris William M. Klein 1958-2-11 34 Riverside 2.6 miles E of Cabazon on Highway 70-99; along side of road 545 Comment
  RSA556486  Cleome isomeris Julie Greene 1993-3-13 1050 Riverside West of Poleline Rd. 457 Comment
  UCR244399  Coleogyne ramosissima Jim Andre 2012-4-16 20980 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  UCR195133  Collinsia concolor A. C. Sanders, Tim Thomas 2008-8-1 35961 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCR281529  Collinsia concolor Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 90 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  UCR43429  Collinsia concolor B. G. Pitzer 1986-5-4 195 Riverside Moreno Badlands, c. 1 mi west of Jackrabbit Trail, along Hwy 60 701 Comment
  RSA408265  Collinsia heterophylla Anstruther Davidson s.n. Riverside Corona Comment
  UC1523679  Collinsia heterophylla Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60661 Riverside Santa Rosa Plateau, Cleveland National forest Cleveland National forest; Santa Rosa Plateau, Cleveland National forest 609 Comment
  SEINET270111 Image available Collinsia parryi Steve Boyd, Orlando Mistretta 1992-4-23 7072 Riverside San Mateo Canyon Wilderness Area ; Southern Santa Ana Mountains along San Mateo Creek from Riverside County Line following San Mateo Trail upstream to th 244 Comment
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Aug 24 2013
  UCR79263  Collinsia parryi Steve Boyd, Orlando Mistretta 1992-4-23 7072 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon 305 Comment
  SEINET4558014  Colubrina californica Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-1 1217 Riverside Northwest of the Blythe airport and in the washes east of the McCoy mountains. Comment
  UCR37033  Commelina erecta Steve Morgan 1984-7-17 s.n. Riverside U.C. Riverside Botanic Garden, beside the road below the office. 366 Comment
  UCR189583  Convolvulus simulans Ryann Loomis 2006-6-6 017 Riverside Peninsular Range, Perris-Aguanga Basin, 1.2 mi north of northwestern corner of Vail Lake, on peak of Oak Mountain 817 Comment
  UCR52577  Convolvulus simulans S. J. Myers 1988-6-4 s.n. Riverside Rancho California area, east of Winchester Road, between Auld Road & Borel Road 396 Comment
  UCR87116  Convolvulus simulans Steve Boyd 1991-5-10 6219 Riverside Santa Ana Mtns, Temescal Canyon, E base of mountains, just SE of Indian Truck Trail off ramp of Hwy I-15, south of DePalma Road 366 Comment
  RSA595919  Conyza canadensis D. L. Banks, Lauren Raz 1996-11-5 1178 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 20 m E of its intersection with Pechanga Creek. 393 Comment
  RSA741598  Conyza floribunda Justin M. Wood 2008-9-22 161 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UC455185  Corallorhiza maculata I. J. Condit 1910-6-23 Riverside Tahquitz Valley San Jacinto Mts. 2438 Comment
  UCR178201  Cordylanthus rigidus Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 645 Riverside San Bernardino Mtns., Morongo Indian Reservation, ridge east of upper Hathaway Canyon, west of Burro Flats 1037 Comment
  UCR95961  Cordylanthus rigidus Scott D. White 1996-8-1 4419 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  RSA0010997  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Colleen Wheeler 2010-7-19 1631 Riverside San Bernardino National Forest: Garner Valley, approximately 2.8 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1383 Comment
  POM355978  Coreopsis bigelovii Ora M. Clark 1929-2-23 1562 Riverside North Whitewater. Comment
  HSC5411  Coreopsis californica C. L. Hitchcock, C. V. Muhlick 1964-3-22 23262 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  UCR48416  Coreopsis californica Steve Boyd 1986-4-22 1746 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  POM356162  Corethrogyne filaginifolia Albert J. Perkins 1916-9-2 s.n. Riverside Idylwild Comment
  SEINET4565651 Image available Corethrogyne filaginifolia var. brevicula Philip A. Munz 1938-1 15383 Riverside Santa Rosa Mountains; ridge East of Toro Peak 2438 Comment
  UCSB4678  Cornus nuttallii Ralph, F. 1959-5-16 Riverside In canyon, along road to Dark Canyon Campground; in San Jacinto Mtns.; near Idyllwild 1676 Comment
  RSA281246  Coryphantha alversonii H. G. Rush 1951-6-6 185 Riverside 35 miles north of Blythe on Hwy 95 76 Comment
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Jan 23 2012
  UCR41815  Cotula australis A. C. Sanders 1986-4-13 6469 Riverside Riverside, Riverside, residential garden, 422 Campus View Drive 335 Comment
  JEPS37546  Cotula coronopifolia Marjorie D. Clary 1932-7-3 1230 Riverside 6 mi w of Aguagua 579 Comment
  UCR116973  Crassula aquatica A. C. Sanders, T. B. Salvato 2001-5-3 24098 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR19712  Crassula aquatica John C. Roos 1952-4-9 5514 Riverside Rolling flats at Edgemont, near Box Springs 488 Comment
  OBI37523  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Keith Rd, just E of the Bear Crk development golfcourse Comment
  RSA291612  Crossosoma bigelovii C. W. Tilforth 1979-2-11 1741 Riverside Whitewater Canyon, east of Morongo Indian Reservation 441 Comment
  UC1490304  Crossosoma bigelovii Rolf Y. Berg 1980-4-2 Riverside Whitewater Canyon; ca 2.5 mi from mouth Comment
  UCR274217  Crossosoma bigelovii Duncan S. Bell, Evan Meyer 2014-10-29 7678 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  RSA708172  Croton californicus Scott D. White, Angelia Carey 2004-5-7 10312 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  RSA774894  Croton californicus Duncan S. Bell, Amber Swanson 2011-2-18 2025 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  SDSU13473  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, on north bank of Santa Margarita River at aqueduct crosing. T8S, R3W, SE 1/4 of NE 1/4 of Section 27. 250 Comment
  SEINET9252911 Image available Croton californicus Ronald L. Hartman, Fred Seaman 1972-3-23 3232 Riverside Hwy 111, 2 mi N of Palm Springs Comment
  UC1536996  Croton californicus Gordon H. True Jr. 1935-3-11 73 Riverside Box Springs Sycamore Canyon 365 Comment
  UCR157965  Croton setiger T. B. Salvato, A. C. Sanders 2005-5-17 929 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR261489  Croton setiger A. C. Sanders, Katie Young, John Hale 2015-4-22 41582 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 1.6 km south of I-10, 1.2 km NW (319 deg. ) of One Horse Spring 458 Comment
  CDA20028  Crypsis schoenoides D. Domenigoni 2002-8-3 PDR P 170159 Riverside West Coast Turf on Hwy 79, Winchester. 0 Comment
  RSA612618  Cryptantha D. L. Banks, Victor Steinmann 1997-3-13 1503 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA0021553  Cryptantha angustifolia Duncan S. Bell 2012-3-4 3137 Riverside Arica Mountains; along old railway line about 4.5 air miles south of the ghost town of Rice. 217 Comment
  RSA27462  Cryptantha angustifolia I. L. Wiggins 1941-3-24 9562 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  SEINET3152142  Cryptantha angustifolia S. B. Parish 1907-4-15 6158 Riverside Western base of the Colorado desert. 450 Comment
  UC604980  Cryptantha angustifolia Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9515 Riverside 19 mi from Cottonwood Springs (ne of Pinto Basin); Pinto Basin Comment
  UCR217804  Cryptantha angustifolia Jim Andre, T. La Doux 2010-2-28 12548 Riverside Lower Colorado River Valley, along Hwy 95 c. 20 miles south of Vidal Junction, at SE corner of Riverside Mountains 145 Comment
  SEINET10939654  Cryptantha angustifolia David B. Dunn 1946-3-15 Dunn 2028 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  HSC78877  Cryptantha barbigera R. F. Thorne, Drs. Fosberg, Sachet, Herbst 1983-4-23 55418 Riverside Mouth of Whitewater Canyon, E of Whitewater Post Office at S end of ridge, in sandy wash E of bridge, and on base of W-facing slope of ridge 412 Comment
  OBI37463  Cryptantha barbigera M. Roskey & F. Boyen, F. Boyen 1985-5-28 Riverside Big Morongo Preserve. S of Morongo Valley. Main cyn at the lower entrance (from the Coachella Valley) 503 Comment
  POM71604  Cryptantha barbigera Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA79591  Cryptantha barbigera F. W. Peirson 1919-4-13 1026 Riverside Tahquitz Canyon, near Palm Springs. Comment
Read comments
Sep 18 2011
  UC280436  Cryptantha barbigera E. E. Schellenger May 1920 Riverside e of Coachella; Colorado Desert Comment
  UCSB41260  Cryptantha barbigera Cowan, Clark 1978-4-23 Riverside 6.3 mi. (10 km) S on 74 from its jct. w/ Hwy 111 at Indian Wells; Whittaker transect #W-219 480 Comment
  UCR244416  Cryptantha barbigera var. barbigera Jim Andre 2012-4-16 20911 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR237708  Cryptantha barbigera var. fergusoniae Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4433 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 488 Comment
  JOTR33725  Cryptantha circumscissa var. circumscissa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2726 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  RSA0079521  Cryptantha cycloptera Christopher Davidson 1979-4-4 7723 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  GMDRC3553  Cryptantha dumetorum J. Andre, T. La Doux 2009-2-25 10822 Riverside Palen Dry Lake: Palen Dry Lake: SE margin of the playa, approx 40 mi. W. of Blythe, 6 mi. N. of I-10, E. of Desert Center. USGS 7.5 min. Quad: Sidewinder Well 33 deg. 42.637' N 115 deg. 12.163' W. Elev. 423 ft. 129 Comment
  RSA699335  Cryptantha intermedia J. R. Bruff 1927-3-12 s.n. Riverside Fingal Comment
  RSA779066  Cryptantha intermedia C. P. Cowan 1978-4-25 1277 Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  SBBG101725  Cryptantha intermedia S. Boyd, T. Ross, M. Hammitt 1991-5-2 60072 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SBBG87945  Cryptantha intermedia A. C. Sanders 1986-6-1 6538 Riverside trail toward Spitler Pk from the Turkey Crk camp to Bonita Vista rd 1706 Comment
  SD133160  Cryptantha intermedia Scott White 1991-5-13 91 112 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs 548 Comment
  SDSU5408  Cryptantha intermedia S. J. Barnhart 1966-4-17 660417 -9 Riverside 0.1 mi. east of McAllister St. along the Metropolitan Water Co. Utility Rd (dirt) . Intersection of Utility Rd. and McAllister St. is 1.5 mi. south-east of the intersection of McAllister St. and Victoria Ave. 457 Comment
  UCR110959  Cryptantha intermedia George K. Helmkamp 1998-6-27 4094 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UCR136268  Cryptantha intermedia A. C. Sanders 2004-4-20 27545 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR171982  Cryptantha intermedia John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula; Long Canyon, Southern California Edison right of way, intersection of Southern Cross Road and Agena Street W to Candida Drive 366 Comment
  UCR180343  Cryptantha intermedia Scott D. White, Angelia Carey 2004-4-5 10019 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  RSA774928  Cryptantha maritima Duncan S. Bell 2011-4-7 2164 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests Well, or approximately 5.2 air miles southwest of the ghost town of Rice. 357 Comment
  UC1601969  Cryptantha micrantha A. W. Anthony 1895-7-9 Riverside San Jacinto Mt. 2438 Comment
  UC489041  Cryptantha micrantha C. V. Meyer 1927-6-1 160 Riverside Saunders Meadow San Jacinto Mts. 1706 Comment
  UC604897  Cryptantha micrantha Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9523 Riverside 16 mi from Cottonwood Springs; Pinto Basin Comment
  RSA0089245  Cryptantha micrantha subsp. lepida Steve D. Boyd, Gary D. Wallace 2005-7-30 11639 Riverside Peninsular Ranges; San Jacinto Mountains region: San Jacinto Mountains State Park, Hidden lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek. 2659 Comment
  UCR50418  Cryptantha micrantha var. lepida L. F. Lapre, S., S. J. Myers 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  UCD84936  Cryptantha micrantha var. micrantha Chuck Hughes 2010-3-23 208 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  SD239640  Cryptantha muricata Oleg Pryadko 2008-5-2 50 Riverside San Bernardino Valley Region: Western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200ft south of Clay St and General road, 1000 ft east of Van Buren Blvd., north bank of Santa Ana River (Riverside West 7.5'Q) 207 Comment
  SEINET3084450 Image available Cryptantha muricata Rose Gagnon 1968-5-14 680514 -5 Riverside North bank of Santa Ana River East of Salt Lake City bridge Comment
  UCR156081  Cryptantha muricata T. B. Salvato, Kent Beaman 2005-5-16 812 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA0078869  Cryptantha muricata var. jonesii Scott D. White, Justin M. Wood 2009-5-21 12867 Riverside Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  POM14165  Cryptantha nevadensis P. A. Munz, D. D. Keck 1922-4-9 4800 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457 Comment
  RSA703398  Cryptantha nevadensis LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1450 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  UCR267893  Cryptantha nevadensis var. nevadensis Jim Andre 2013-3-4 23858 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  CLARK-A1528-2232  Cryptantha racemosa John C. Roos 1948-5-1 3815 Riverside Whitewater 609 Comment
  POM258906  Cryptantha racemosa E. C. Jaeger 1939-12-3 s.n. Riverside Canyon of Orocopia Mountains, south of Hayfield reservoir. 427 Comment
  SEINET188116  Cryptantha racemosa C. L. Hitchcock 1940-3-31 5892 Riverside Between Cottonwood Springs and Pinto Basin. Comment
  POM3647  Cuscuta californica I. M. Johnston 1917-6-5 1255 Riverside Hills south of Arlington 366 Comment
  POM70787  Cuscuta californica Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA789365  Cuscuta californica var. californica Aaron C. Sedgwick, David Fraker 2012-3-28 40 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  CAS-BOT-BC224609  Cuscuta californica var. papillosa Lewis S. Rose 1946-12-23 46300 Riverside Cathedral Canyon Wash Comment
  SEINET891458  Cuscuta californica var. papillosa Lewis S. Rose 1946-1 46300 Riverside Cathedral Canyon Wash 182 Comment
  OBI33603  Cuscuta campestris J. C. Roos 1951-9-25 5254 Riverside W end Fairmont park, Riverside 259 Comment
  UCD126282  Cuscuta campestris A. C. Sanders; D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23171 Riverside Riverside County San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles southeast of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs. 433 Comment
  RSA737072  Cuscuta pentagona Justin M. Wood 2008-10-29 213 Riverside Temecula- Murrieta Creek, downstream of 1st street bridge. 293 Comment
  SD181582  Cuscuta subinclusa Scott D. White 1998-10-13 7182 Riverside Corona, near Bedford Cyn, dissected alluvial slope, foothills at eastern slope of Santa Ana Mtns, 'Joseph Canyon' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. USGS 7.5' corona South quad. 334 Comment
  SD248379  Cylindropuntia Mark A. Baker, Michelle Cloud-Hughes. 2012-3-25 17525 7 Riverside Pilot Mountain 7.5'Q USGS quad. Northeast end of Chuckwalla Mountains, 11 km SSE of Desert Center, 70 km west of Blythe, two-track branching south from Corn Spring Road, 1.1 km W of Corn Spring Campground, 400 south of Corn Springs Wash. 525 Comment
  SEINET3071827  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17509 Riverside Pilot Mountain quadrangle, zone 11 0655330mE 3721650mN NAD83, Corn Springs, north side of Chuckwalla Mountains, 12km SSE of Desert Center, 85km east of Indio 498 Comment
  SEINET4604329 Image available Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17728 Riverside Chuckwalla Mountains, Corn Springs Wash, 4 km west of Aztec Well, 75 km east of Indio; Desert Center 7.5' USGS topographic quadrangle 727 Comment
  UCR36468  Cylindropuntia californica var. parkeri A. C. Sanders 1984-4-21 5014 Riverside Moreno Valley, Moreno Badlands, along Gilman Springs Road, 1.5 mi. northwest of Gilman Hot Springs, 4 mi west of Sanderson Avenue/ Lamb Canyon Road 488 Comment
  RSA297076  Cymopterus panamintensis var. acutifolius John F. Emmel 1974-4-27 486 Riverside Canyon 0.4 air mile NE of peak 3263 on 1956 USGS topographic quad. N end Coxcomb Mts. 762 Comment
  UCR26227  Cymopterus panamintensis var. acutifolius John C. Roos 1947-2-15 3243 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  SEINET10468127  Cynodon dactylon David B. Dunn 1946-3-15 Dunn 2017 Riverside Collected on dry plateau in vicinity of pushawalla canyon, indio hills. Sparse Desert scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  RSA500147  Cyperus eragrostis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3651 -F Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  UCR94957  Cyperus eragrostis Scott D. White 1996-9-22 4540 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  CAS-BOT-BC114416  Cyperus erythrorhizos John C. Roos 1951-9-25 5249 Riverside Common in mud at edge of lake, Fairmount Park. 259 Comment
  UCR272474  Cyperus esculentus Mitch Provance 2012-7-25 712- 01 Riverside San Gorgonio Pass, Banning, Smith Creek, NE of West Ramsey St. and Highland Home Rd. 1410 Comment
  CAS-BOT-BC70571  Cystopteris fragilis Geo. B. Grant 1901-8-1 464 Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  UCR151402  Dactylis glomerata Scott D. White 1999-6-6 7450 Riverside San Jacinto Mnts, Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds of USFS Road 5S24.2 1463 Comment
Read comments
Oct 26 2009
  JEPS8337  Dalea mollis Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-4-1 3600 Riverside just opposite and e. of n. end of Salton Sea (along CA Hwy. 111) -60 Comment
  JOTR37499  Dalea mollis Hodges, Stephen R., L. Ashfield 2016-1-20 628 Riverside Joshua Tree National Park. Eagle Mountains, south of Black Eagle Mine road, near eastern park boundary. Rocky hills and slopes with desert pavement. Comment
  RSA709910  Dalea mollis Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4599 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  POM1902  Dalea mollissima I. M. Johnston 1917-4-4 s.n Riverside Near Palm Springs. 152 Comment
  RSA517837  Dalea mollissima Steve Boyd, Orlando Mistretta 1986-3-13 1467 Riverside West side Palen Mts.: NE of Desert Center. Comment
  CSUSB1284  Dalea schottii Rodney Hendrick 1965-3-14 Riverside From dry wash 3 miles east of Thousand Palm Oasis, on Thousand Palm Drive 182 Comment
  CAS-BOT-BC283041  Dasyochloa pulchella Welder 1907-4-1 s.n. Riverside Murray Wash, Palm Springs Comment
  RSA564026  Datisca glomerata M. A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Along Tahquitz Creek and behind the debris basin dam in Palm Springs. 183 Comment
  HSC87237  Datura stramonium Steve Boyd 1987-10-10 2093 Riverside Riverside, N Main St. just S of Santa Ana River Comment
  RSA479904  Datura stramonium Steve D. Boyd 1987-10-10 2093 Riverside N. Main St. just S of Santa Ana River. Comment
  RSA421894  Datura wrightii Jeannette B. Edge 1934-3-25 18930 Riverside Jurupa Mts. 366 Comment
  UCR16392  Datura wrightii J. R. Sweeten 1965-5-15 017 Riverside San Bernardino Mtns., White Water Canyon Road, about 3 mi from its jct with Hwy 60 549 Comment
  UCR250194  Daucus pusillus A. C. Sanders 2014-4-8 40984 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.35 km NW of El Hermano Rd., c. 0.95 km SE of I-15 crossing 315 Comment
  UCR91488  Daucus pusillus Scott D. White, Marty Jacobsmeyer 1996-4-20 3960 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  UC1746495  Deinandra fasciculata A. C. Sanders, T. B. Salvato 2000-5-25 23412 Riverside 2 miles due east of Railroad Canyon Lake; Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake Comment
  CAS-BOT-BC291901  Deinandra mohavensis A. C. Sanders; Steve Boyd; Jeff Ross; Mitch Provance 1998-10-25 22271 Riverside San Jacinto Mtns.: Mt. Edna Road, ca. 0.2 mi. west of Hwy 243 1159 Comment
  RSA706234  Deinandra mohavensis Michael Wall, Cassy, Dick Whiting 2005-8-6 402 Riverside SE Hemet, Santa Rosa Hills, Simpson Park. Comment
  CLARK-A1528-784  Delphinium Fred B. Essig 1964-4-4 27 (part of series 24 to 30 ) Riverside Horsethief Canyon Comment
  UCR175068  Delphinium parryi Teresa Nieto 2005-4-24 15 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR86246  Delphinium parryi Jeri Hirshberg 1995-5-27 s.n. Riverside San Jacinto Mtns., Garner Valley, edge of meadow c. 50 m west of Fobes [Ranch] Road 1366 Comment
  UCR92211  Delphinium parryi D. L. Banks, Steve Boyd 1995-5-3 0193 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  CAS-BOT-BC121432  Delphinium parryi subsp. parryi George Robertson 1904-5-1 468 Riverside Keller Creek, Santa Ana Comment
  UCR281118  Delphinium patens subsp. montanum Mitch Provance 2017-5-10 517- 98 Riverside San Bernardino Mountains, Banning Canyon, along Banning Canyon Rd. (FS Route 2S01), S side of San Gorgonio River, 1 mile N of Roan Pk. 1277 Comment
  UCR35067  Dendromecon rigida L. B. Ziegler 1968-3-27 269 Riverside San Jacinto Mountains, upper Poppet Flats Rd., on Dry Mountain ridge 976 Comment
  UC218017  Descurainia obtusa subsp. adenophora P. A. Munz 1922-6-30 5906 Riverside Santa Rosa; Santa Rosa Mts. 1981 Comment
  RSA171373  Descurainia pinnata J. Olmstead 1962-5-3 3535 Riverside Above old Santa Rosa Indian Village, SW side of Santa Rosa Mt. 1905 Comment
  UCR279340  Descurainia pinnata A. C. Sanders, Jim Malusa 2017-3-23 42948 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  JOTR16637  Descurainia pinnata subsp. glabra Wilburn and Walters 1967-3-7 s.n. Riverside Joshua Tree National Park. WHITE TANK 975 Comment
  JOTR34104  Descurainia pinnata subsp. glabra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2725 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic ourcrops near Stirrup Tank parking lot (Stop 1) Comment
  SEINET3507548 Image available Descurainia sophia D. L. Heald 1966-5-16 54 Riverside Off the road behind Webber Hall at UCR in Riverside, Riverside County. Comment
  RSA770415  Dicentra chrysantha Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4885 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  UCR60932  Dicentra chrysantha Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3722 Riverside Peninsular Range, Vail Lake area, recently burned hills SE of lake, south of Hwy 79 488 Comment
  POM97780  Dicentra chrysantha Marcus E. Jones 1900-7-13 s.n. Riverside Dripping Spring, near Temecula. 366 Comment
  RSA0120231  Dichelostemma capitatum Duncan S. Bell, Thomas Stoughton 2016-4-14 9287 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  UCR829  Dichelostemma capitatum subsp. capitatum Robert A. Hawthorne 1957-3-2 s.n. Riverside Citrus Experiment Station [UCR Agricultural Operations fields], orange grove E [N or S] of Pennsylvania Ave. 262 Comment
  CAS-BOT-BC291031  Dimorphotheca sinuata Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mi. NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road 365 Comment
  UCR72460  Dimorphotheca sinuata Michael A. Patten 1992-5-28 92- 14 Riverside Peninsular Range, just east of Temecula, between Pauba Rd on the north & DePortola Rd on the south, the W boundary of site adjacent to Butterfield Stage Rd; property extending east c. 3400 ft. 366 Comment
  CAS-BOT-BC150926  Diplacus bigelovii var. bigelovii Ira L. Wiggins 1937-3-9 8763 Riverside 5 miles west of Shaver's Well Comment
  CAS-BOT-BC152906  Diplacus brevipes Steve Boyd 1986-4-22 1737 Riverside Temescal Canyon: Walker Canyon area where Alberhill Creek (=Temescal Ck.) flows between Alberhill Mtn. and Gavilan Hills; on N slope Alberhill Mtn. Comment
  CAS-BOT-BC152912  Diplacus brevipes John Thomas Howell 1930-5-10 4794 Riverside At top of St. John's Grade Comment
  CAS-BOT-BC152920  Diplacus brevipes A. M. Vollmer; L. Beane 1953-6-29 20 Riverside Oak Glen, San Bernardino Mountains Comment
  RSA0019282  Diplacus brevipes Scott D. White, Justin M. Wood 2009-5-22 12909 Riverside San Jacinto Mountains: Idyllwild area; 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds. Comment
  SD90541  Diplacus brevipes Robert F. Thorne, J. -P. Simon, C. W. Tilforth 1969-6-24 38099 Riverside San Bernardino National Forest, San Jacinto Mts.: Abobe James Reserve in Hall Canyon 1676 Comment
  SEINET14595947  Diplacus brevipes Teresa Nieto 2005-1 03 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Puaba Valley, end of Los Caballos Road in vicinity of water tank 457 Comment
  SEINET222285  Diplacus fremontii B. Ertter, J. Strachan 1979-1 2989 Riverside Banning-Idyllwild Rd (Hwy 243) at Black Mt turnoff (Forest Rd 4Sol), San Jacinto Mts Comment
  SEINET270935  Diplacus fremontii Richard J. Shaw 1958-1 1095 Riverside Joshua Tree National Monument; Main highway approximately 10 miles from White Tank Campground. Comment
  RSA0018434  Diplacus longiflorus var. calycinus Christopher Davidson 1975-6-16 2803 Riverside Ca. 2 miles S of Banning on road R1 to Idyllwild. 823 Comment
  RSA0019304  Diplacus puniceus B. Pitzer 1997-3-23 2958 Riverside Lakeview Mtns, ca. 1 air mile SSW of Mt. Rudolph, along powerline rd 0.3 mile E of Contour (Juniper Flats) Rd. 610 Comment
  UCR250871  Distichlis spicata S. J. Myers 2014-4-29 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, c. 1.2 mi. SE of Mecca at intersection of 68th St. and Johnson Ave. -60 Comment
  UCD64341  Distichlis spicata var. nana A. A. Beetle 1944-4-26 1992 Riverside Near Murietta. Comment
  LA204868  Ditaxis lanceolata Carl Epling; 1927-3-27 sn Riverside Palm Springs Comment
  UCD142318  Ditaxis serrata Robert F. Thorne; C. W. Tilforth 1980-5-28 54166 Riverside San Bernardino Mts.; at E side of Whitewater River, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  CHSC35475  Dithyrea californica James Henrickson 1973-3-18 8619 Riverside Ca 37 (air) miles E of Temecula, 9 miles SE of Terwilliger, 3 miles N of San Diego Co. 731 Comment
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Jun 23 2013
  RSA311338  Dithyrea californica R. F. Thorne 1963-3-29 32385 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
Read comments
Dec 13 2011
  UCD77605  Dithyrea californica Robert E. Preston 1997-11-11 1065 Riverside East edge of Palo Verde Mesa 99 Comment
  CAS-BOT-BC412632  Dodecahema leptoceras Steve Boyd 1986-4-19 1692 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  RSA509455  Dodecahema leptoceras T. P. Krantz 1982-4-22 s.n. Riverside Along San Jacinto River above Valle Vista. Comment
  UCR281563  Dodecahema leptoceras Mitch Provance, Matt K. Beyers 2017-6-8 617- 80 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., about 0.2 mi WNW of inter. with Glen Eden Rd. 366 Comment
  CAS-BOT-BC136108  Dodecatheon alpinum H. M. Hall 1901-7-1 2348 Riverside Tahquitz [Tauquitz] Valley - San Jacinto Mountains 2499 Comment
  RSA263692  Downingia cuspidata E. W. Lathrop 1977-4-24 7513 Riverside Mesa de Burro, 3 miles west of Murrieta. Santa Rosa Plateau. 610 Comment
  SD135181  Draba corrugata var. saxosa Craig Reiser, Dylan Hannon 1993-5-30 Riverside Near saddle between Santa Rosa Peak and Toro Peak Comment
  UCR85399  Draba cuneifolia A. C. Sanders, P. J. MacKay, A. Knapp, C. L. Sanders, et al. 1995-2-19 15959 Riverside Sonoran (Colorado) Desert, Coachela Valley at foot of Santa Rosa Mtns; ancient fish traps 2.2 mi west of Valerie 0 Comment
  POM370051  Draba cuneifolia var. integrifolia Christopher Davidson 1973-4-1 1818 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  POM7016  Draba cuneifolia var. integrifolia P. A. Munz 1919-3-25 2311 Riverside Beaumont. 610 Comment
  UCR19087  Draba cuneifolia var. integrifolia John C. Roos 1952-3-19 5402 Riverside Peninsular Range, Box Springs Mountains [east edge of Riverside] 457 Comment
  UCR92329  Dryopteris arguta Scott D. White, M. D. Wilcox 1995-7-11 3468 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  RSA0114700  Dudleya Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17495 Riverside 300 m south of Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.5 km ESE of Negro Hill. 1360 Comment
  UC1015383  Dudleya alainae Reid Moran 1947-5-10 2182 Riverside 1.5 mi from Hwy (Santa Rosa Rd) 1676 Comment
  UCSB2521  Dudleya cymosa DeWitt, Jack 1959-5-18 Riverside 11.9 miles south of Banning; on road to Idyllwild; San Jacinto Mtns. 975 Comment
  RSA397786  Dudleya lanceolata Christopher Davidson 1977-5-25 5658 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  UC1506122  Dudleya lanceolata Robert T. Clausen 1964-2-8 631047 b Riverside ridge sw Murrieta Comment
  UCR172713  Dudleya lanceolata Jun Hu 2000-5-11 17 Riverside San Jacinto Valley, SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  RSA388321  Dudleya multicaulis Steve Boyd 1986-5-7 1846 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  RSA574737  Dudleya multicaulis Steve Boyd 1982-4-27 s.n. Riverside Gavilan Hills region, Temescal Canyon west of Horsethief Wash, south of Lee Lake on terrace escarpments just south of Di Palma Road. 396 Comment
  CAS-BOT-BC109609  Dudleya saxosa subsp. aloides Philip A. Munz 1937-5-31 15119 Riverside Anza Tablet, head of Coyote Canyon, southwest Riverside county. 1066 Comment
  UC933327  Dudleya saxosa subsp. aloides Reid Moran 1946-3-20 1944 Riverside San Andreas Canyon Comment
  POM11870  Elatine brachysperma P. A. Munz, I. M. Johnston 1922-5-19 5569 Riverside Menifee Valley. 427 Comment
  RSA85453  Elatine brachysperma J. C. Roos 1952-4-16 5539 Riverside Edgemont, near Box Springs. Comment
  CAS-BOT-BC112744  Eleocharis geniculata A. C. Sanders; P. MacKay; G. Helmkamp; J. Stewart; C. L. Sanders 1994-12-1 15888 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity. -30 Comment
  RSA614833  Eleocharis geniculata A. C. Sanders, Scott D. White, C. L. Sanders 1994-10-9 15815 Riverside San Bernardino Mountains: Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell. Comment
  UCR75302  Eleocharis macrostachya A. C. Sanders 1993-4-5 13699 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  CLARK-A1528-15  Eleocharis montevidensis C. M. Flanagan 1973-6-13 OO 709 Riverside Morongo Indian Reservation 1127 Comment
  RSA343105  Eleocharis montevidensis Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1983-5-18 60632 Riverside Santa Rosa Plateau: Cole Canyon, near entrancd to Nature Conservancy Reserve. 530 Comment
  RSA705542  Eleusine coracana subsp. africana R. E. Riefner Jr. 2003-12-20 3 -548 Riverside Jurupa Valley, vicinity of Hellman Avenue at Pine Avenue 195 Comment
  RSA743553  Eleusine coracana subsp. africana R. E. Riefner 2003-12-20 3 -548 Riverside Near Jurupa, Hellman Ave. at Pine Ave. 195 Comment
  UCR195142  Elymus A. C. Sanders, Tim Thomas 2008-8-1 35940 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  RSA588836  Elymus X gouldii D. L. Banks, Steve Boyd 1995-10-17 779 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground., Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UCR2356  Elymus condensatus F. M. Reed 1905-6-4 769 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside. Roadside near Chinatown Ford. [Near where Arroyo Tequesquite joins the Santa Ana River] 236 Comment
  POM14414  Elymus elymoides P. A. Munz 1922-6-28 5883 Riverside Santa Rosa Mountains. [San Jacinto Mountains] 2409 Comment
  UCR2751  Elymus elymoides F. M. Reed 1908-7-11 2497 Riverside San Jacinto Mtns, San Jacinto Mtns Comment
  JOTR30223  Elymus elymoides subsp. elymoides Leary, C. and Leary, Pat 1979-5-5 2980 Riverside Joshua Tree National Park. Near lower Covington Flat, Joshua Tree N.M., T2S R7E sec 6 Comment
  UC729843  Elymus glaucus Carl B. Wolf 1932-8-5 3942 Riverside along trail from Tahquitz Valley to San Jacinto Peak; San Jacinto Mts. 2621 Comment
  UCR207469  Elymus repens O. F. Clarke 2002-12-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  LA14869  Elymus triticoides F. M. Reed; 1907-5-26 1363 Riverside Spring Brook near foot of Rubidoux Mt Comment
  UCR207759  Elymus triticoides O. F. Clarke 2004-5-31 s.n. Riverside San Bernardino Valley Region, Riverside, along Spring Brook on the west side of Fairmont Park 238 Comment
  UCR2371  Elymus triticoides F. M. Reed 1904-6-5 167 Riverside Riverside, outlet to dam in Fairmont Park Comment
  UCR103920  Emmenanthe penduliflora B. G. Pitzer 1997-4-11 3116 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  UCR162280  Emmenanthe penduliflora S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, Juan Diego Flats on powerline trail west to Reed Valley, NW of Cahuilla Mountain 1244 Comment
  UCR35121  Emmenanthe penduliflora L. B. Ziegler 1969-7-3 383 Riverside San Jacinto Mtns, Hemet Valley. E side of valley. Above Kenworthy Ranger Station. 1585 Comment
  POM97137  Emmenanthe penduliflora P. A. Munz 1925-5-20 9834 Riverside 2 miles W of Dripping Spring. 427 Comment
  UCR104194  Encelia actoni Scott D. White 1997-5-25 5225 Riverside San Jacinto Mtns., Bautista Canyon, along Bautista Canyon Road, c. 1.3 road miles NW of Hixon Trailhead (USFS Road No. 2E43) 762 Comment
  CAS-BOT-BC131323  Encelia farinosa Javier Penalosa 1963-4-11 2806 Riverside Pines to Palms hwy. (#74) above Palm Desert 762 Comment
  CAS-BOT-BC131325  Encelia farinosa Peter H. Raven 1958-1-23 11413 Riverside 2.7 miles west of Whitewater Post Office Comment
  JEPS59916  Encelia farinosa Lewis S. Rose 1967-12-19 67180 Riverside La Quinta 15 Comment
  LA202448  Encelia farinosa Philip A. Munz; 1932-3-14 11983 Riverside Deep Canyon, Coachella Valley 152 Comment
  SEINET2050632 Image available Encelia farinosa H. S. Gentry 1948-5-29 8170 Riverside Cajalco Road, Comment
  UC1922403  Encelia farinosa Naomi Fraga, Lisa Rojas 2005-2-10 1374 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UC1929588  Encelia farinosa Steve Boyd 2007-4-20 11724 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t 549 Comment
  UCR34969  Encelia farinosa L. B. Ziegler 1976-5-20 547 Riverside San Jacinto Mtns, Potrero Creek (Massacre Canyon), lower canyon below falls. 457 Comment
  UCR97691  Encelia farinosa A. C. Sanders, G. Helmkamp 1997-3-15 19966 Riverside Lake Skinner area: lower Rawson Canyon, along the dirt road toward Bachelor Mountain 457 Comment
  POM356686  Encelia farinosa var. farinosa B. C. Templeton 1930-4-9 1001 Riverside North of Palm Springs. Colorado desert 400 Comment
  RSA85057  Ephedra aspera F. W. Peirson 1922-4-9 3339 Riverside Andreas Canyon near Palm Springs. 426 Comment
  CAS-BOT-BC81540  Ephedra californica Philip A. Munz 1940-3-22 15657 Riverside [Whitewater] White Water Canyon, 2 miles north of Banning-Indio boulevard Comment
  HSC1323  Ephedra californica C. E. Fellows 1965-4-15 54 Riverside 5 mi. N of Palm Springs city limits on Hwy. 111, 1.5 mi. W on Snow Creek Rd. Comment
  JOTR32656  Ephedra californica La Doux, Tasha, M. Bell, A. Holt, A. Miller, K. Matthews 2007-5-23 1338 Riverside Joshua Tree National Park. where Queen Valley meets Pleasant Valley, just north of Malapai Hill; open bajada with pediments, near Geology Tour Road 1219 Comment
  POM6378  Ephedra californica Philip A. Munz, L. T. Street, G. Williams 1919-3-25 2310 Riverside Sand dunes. Whitewater. 305 Comment
  RSA383870  Ephedra californica Anstruther Davidson 1902-5-18 1901 Riverside Banning, Cal. Comment
  UCR110391  Epilobium brachycarpum A. C. Sanders, Mitch Provance 1999-9-26 23085 Riverside San Jacinto Mountains, McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  SBBG44917  Epilobium canum subsp. latifolium W. B. Holt 1941-10-23 17 Riverside near Split Rock, Joshua Tree National Monument Comment
  UCR41346  Epilobium canum subsp. latifolium N. M. Fellows 1984-11-12 23 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  RSA458733  Epilobium oregonense M. B. Dunkle 1933-7-22 3745 Riverside Tahquitz Valley. San Jacinto Mountains. 2317 Comment
  UCR133698  Epipactis gigantea N. C. Cooper 1944-4-8 1062 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Andreas Canyon 366 Comment
  SDSU12982  Equisetum hyemale subsp. affine Michael G. Simpson with Claudia A. Luke 1999-10-27 2015 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  RSA652885  Equisetum hyemale var. affine John Wallace 1991-5-5 12 Riverside Colorado River, Palo Verde Dam. 5 yards east of outflow foot bridge. Comment
  POM961  Equisetum laevigatum Crawford, Johnston 1216 Riverside Santa Ana River near Corona. Comment
  UCR159110  Eragrostis A. C. Sanders 1997-12-3 21627 Riverside Moreno Valley, March Air Base, near Riverside 466 Comment
  UCR93083  Eragrostis barrelieri A. C. Sanders, S. Ogg 1994-7-28 15168 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  JOTR29222  Eragrostis cilianensis La Doux, Tasha, Mike Bell 2005-9-15 1335 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  RSA653239  Eragrostis mexicana subsp. virescens Mitch Provance, A. C. Sanders 2000-7-4 2081 Riverside Riverside: Santa Ana River Wash, between the Market St. and Riverside Ave crossings. 244 Comment
  UCR24517  Eragrostis mexicana subsp. virescens Alfred R. Roos 1937-8-17 10609 Riverside San Jacinto Comment
  UCR91874  Eragrostis pectinacea var. pectinacea A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15770 Riverside San Jacinto Mtns., N slope of mtns.; Twin Pines Creek in vicinity of confluence w/ Brown Crk. & of the dirt road crossing 854 Comment
  CHSC1041  Eremalche rotundifolia V. Holt 1935-4-16 Riverside E. Colorado Desert. Comment
  UC724382  Eremalche rotundifolia Aven and Ruth Nelson 1939-3-29 3317 Riverside s. of Mecca (Hidden Springs Canyon) Comment
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Jul 14 2012
  CAS-BOT-BC160061  Eremothera boothii subsp. condensata Forrest Shreve 1937-3-12 7904 Riverside 6 mi. NE of Desert Center Comment
  SD21516  Eremothera boothii subsp. condensata Frank F. Gander 1938-5-21 5759 Riverside Shaver's Summit Comment
  RSA0014471  Eriastrum Justin M. Wood, J. Miner 2010-4-29 1546 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  JEPS48796  Eriastrum densifolium Marjorie D. Clary 1932-6-5 926 Riverside Dead Indian Trail west side Colorado Desert, Santa Rosa Mts. Comment
  CAS-BOT-BC514310  Eriastrum densifolium subsp. austromontanum G. B. Grant 1901-8-1 11429 Riverside San Jacinto Mountains: Strawberry Valley Comment
  JOTR32969  Eriastrum eremicum subsp. eremicum La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2720 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UC52542  Eriastrum eremicum subsp. eremicum F. Gilman 1902-1 4 Riverside Palm Springs Comment
  RSA0120083  Eriastrum eremicum subsp. eremicum Alan Prather, Alice Hempel 1993-5-16 1343 Riverside Along I-10, 20.1 km E of Coachella, at the rest stop for the westbound lanes. 400 Comment
  RSA0120108  Eriastrum eremicum subsp. eremicum R. F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-22 53568 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line near jct of road to Split Rock and 29 Palms; Valley W of Pinto Mountains. 1098 Comment
  UC1563125  Eriastrum sapphirinum Steve Boyd, Tim Ross, and Laurel Arnseth 1989-5-7 3533 Riverside recent burn in hills just sw dam; Vail Lake area 487 Comment
  UC284208  Eriastrum sapphirinum P. A. Munz 1923-6-14 7103 Riverside Glen Ivy Trail Santa Ana Mts., Santiago Peak 914 Comment
  UCR139612  Eriastrum sapphirinum A. C. Sanders 2004-7-1 28385 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., c. 5 miles due south of Sun City 488 Comment
  UCR235084  Eriastrum sapphirinum A. C. Sanders, John F. Green 2012-6-1 40229 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCR260549  Eriastrum sapphirinum T. B. Salvato, Matt Malle 2014-5-29 8021 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  RSA0063623  Eriastrum sapphirinum subsp. sapphirinum J. D. Olmsted 1959-8-18 784 Riverside Reservoir Hill at Desert Sun School near Idyllwild. Mt. Range: San jacinto; Drainage Area: M. Fk. S. Jacinto R. 1646 Comment
  CAS-BOT-BC287638  Ericameria linearifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-5-2 287 Riverside Up canyon from turnout parking area which is 1 mile up Sta. Rosa Mt road from Highway 74, Santa Rosa Mts 1371 Comment
  CAS-BOT-BC287643  Ericameria linearifolia J. E. Cole 1942-5-10 956 Riverside Joshua Tree National Monument 1341 Comment
  POM359406  Ericameria linearifolia Ora M. Clark 1929-2-23 1545 Riverside South of Cabazon Comment
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Mar 13 2011
  SD229090  Ericameria nauseosa var. bernardina Dick Schwenkmeyer 2012-8-7 778 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA782141  Ericameria paniculata Stephanie Rockwood, Christi Gabriel 2011-10-18 145 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
  UC894832  Ericameria paniculata Carl B. Wolf 1932-10-11 Riverside at San Bernardino Co. line Morongo Wash; Colorado Desert, Little San Bernardino Mts., Morongo Wash 731 Comment
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Feb 10 2013
  RSA741266  Ericameria parishii Scott D. White, Justin M. Wood 2008-7-10 12453 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  RSA596184  Ericameria pinifolia D. L. Banks 1996-11-7 1210 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  UCD131744  Erigeron breweri var. covillei K. Esau 1935-6-15 s.n. Riverside Hemet Valley. Comment
  UC86755  Erigeron breweri var. jacinteus H. M. Hall 1901-6 2322 Riverside ridges and peaks near Tauquintz; San Jacinto Mountains 2690 Comment
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Nov 25 2011
  JOTR36385  Erigeron canadensis La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3339 Riverside Joshua Tree National Park. Queen Valley along Park Blvd, approx 400 m W of GeoTour Rd 1341 Comment
  RSA692224  Erigeron divergens Scott D. White 2003-10-9 9825 Riverside Pine Cove area. Dutch Flat. 1753 Comment
  RSA508340  Erigeron foliosus Ed LaRue 1989-5-28 s.n. Riverside 1.5 mi. NW Estelle Mountain, off Dawson Canyon Road; 1.5 mi. E. of Arcilla and 1.5 mi. SW of Monument Peak. 396 Comment
  RSA709453  Erigeron foliosus T. B. Salvato, John Green 2004-5-27 634 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1402 Comment
  RSA761278  Erigeron foliosus Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 719 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC296232  Erigeron foliosus var. foliosus Mrs. J. D. Abrams 1901-5-19 s.n. Riverside Elsinore Comment
  UCD65715  Eriochloa acuminata Malcolm A. Nobs; S. Galen Smith 1948-9-3 495 Riverside Imperial Valley, 2 miles north of Indio. Comment
  HSC83016  Eriodictyon crassifolium N. M. Fellows 1985-3-16 106 Riverside Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mi. W of Snow Creek Village 489 Comment
  POM3882  Eriodictyon crassifolium L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  UCR277517  Eriodictyon crassifolium Mitch Provance 2012-9-13 912- 06 Riverside Badlands of Western Riverside County, about 0.2 miles S of Mt. Davis, +- 2 miles SSW of Beaumont 848 Comment
  RSA618408  Eriodictyon crassifolium var. crassifolium D. L. Banks 1997-5-5 1968 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  CAS-BOT-BC188969  Eriodictyon parryi H. M. Hall 1901-7-1 2502 Riverside Vicinity of Strawberry Valley 1828 Comment
  CAS-BOT-BC188971  Eriodictyon parryi Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  CLARK-A1528-545  Eriodictyon trichocalyx C. M. Flanagan 1973-5-31 OO 616 Riverside Morongo Indian Reservation 975 Comment
  RSA455092  Eriodictyon trichocalyx H. de Forest, Jack Rempel 1934-4-14 14 Riverside San Gorgonio Pass. 602 Comment
  RSA770680  Eriodictyon trichocalyx var. trichocalyx Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4757 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  UC1523408  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin and J. Hogge 1980-4-16 54099 Riverside flood plain (wash) along Whitewater River ca 3 mi n Whitewater P.O.; San Bernardino Mts., along Whitewater River 591 Comment
  RSA0093769  Eriogonum apiculatum Duncan S. Bell 2015-9-30 8686 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  JOTR29158  Eriogonum davidsonii La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1235 Riverside Joshua Tree National Park. Key's view Comment
  RSA639700  Eriogonum davidsonii Scott D. White, Dave Flietner 1998-12-2 7194 Riverside Temescal Canyon - Lake Elsinore area. 365 Comment
  RSA797605  Eriogonum davidsonii Robert F. Thorne, Walter Wisura 1977-9-17 50767 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UCR101592  Eriogonum deflexum Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  RSA393267  Eriogonum deflexum var. deflexum A. Menke 1955-4-26 s.n. Riverside 4 miles east of Mecca, near Coachella Canal. Comment
  UC1220422  Eriogonum fasciculatum var. flavoviride R. L. Langston 1963-4-11 347 Riverside about 1 mi w Cottonwood Springs; Joshua Tree National Monument Comment
  POM319084  Eriogonum fasciculatum var. foliolosum Patricia Wilder 1971-9-29 5281 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street. Valle Vista; east of Hemet; south side of river 518 Comment
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Mar 27 2011
  LA26727  Eriogonum fasciculatum var. polifolium H. Lewis; 1941-8-1 sn Riverside San Jacinto Mountains, Herkey Creek Camp Ground, near Keen Camp Comment
  CAS-BOT-BC253497  Eriogonum gracile James L. Reveal; C. Rose Broome 1987-6-27 6614 Riverside Along Morris Ranch Road, 1.9 mile northeast of California Highway 74 and about 1.5 mile northeast of Kenworthy Guard Statoin, about 8 airline miles southeast of Mountain Center, San Jacinto Mountains 1584 Comment
  RSA773654  Eriogonum gracile Duncan S. Bell, Joy D. England 2010-10-5 1973 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 781 Comment
  SBBG62100  Eriogonum gracile P. A. Munz 1928-9-6 11284 Riverside near Santa Ana River, Ontario to Corona Rd Comment
  UCR193878  Eriogonum gracile A. C. Sanders, Mitch Provance 2008-7-11 35793 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  UCR275482  Eriogonum gracile T. B. Salvato, Melissa Clemons 2005-6-9 1511 Riverside Peninsular Range, Gavilan Hills, N/S trending bulldozer track 0.83 mile north of the Nichols Road junction with Hwy 15, and c. 3 miles north of Lake Elsinore 488 Comment
  RSA239200  Eriogonum gracile var. gracile James L. Reveal, Caroline G. Reveal 1972-8-9 2856 Riverside Along California Highway 243, 4 miles north of the road junction with Highway 74, 0.5 mile south of the center of Idyllwild Comment
  RSA393247  Eriogonum gracile var. gracile T. W. Minthorn 1925-7-4 s.n. Riverside Near Perris. Comment
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Nov 17 2011
  RSA596156  Eriogonum gracile var. gracile D. L. Banks 1996-11-7 1217 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  RSA741737  Eriogonum gracile var. gracile M. Wall 2008-10-6 494 Riverside San Jacinto Valley, Baustista Rd. south east of Hemet; Bautista Creek ca. 6.0 miles SE of Fairview Ave. 778 Comment
  UCR117324  Eriogonum gracile var. gracile Mitch Provance 1998-6-11 660 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  RSA500167  Eriogonum gracile var. incultum Steve Boyd, Tim S. Ross, Laurel Arnseth 1989-6-10 3660 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  UC1979861  Eriogonum gracile var. incultum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3572 Riverside Peninsular Ranges; San Jacinto Mountains region: Southern spur of Pine Meadow, southeast of Highway 371, northwest of Santa Rosa Summit. Survey north side of Highway 74. Comment
  SD143489  Eriogonum inflatum W. L. Halvorson 1977-3-8 77 81 Riverside Desert, 1 mile south of the south entrance to Joshua Tree Nat'l Monument Comment
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Nov 6 2011
  UC472765  Eriogonum inflatum var. deflatum M. F. Spencer 1918-4-13 Riverside In arenis, Palm Springs Colorado Desert, Palm Springs 125 Comment
  RSA393584  Eriogonum inflatum var. inflatum Grinnell s.n. Riverside Andreas Canon Comment
  JOTR34393  Eriogonum maculatum Andre, Jim 2012-4-16 20922 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  RSA0094199  Eriogonum maculatum Jim M. Andre 2012-4-11 20794 Riverside Little San Bernardino Mountains; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.7 mi. north of Cottonwood Visitor Ctr. 956 Comment
  CAS-BOT-BC270599  Eriogonum molestum James L. Reveal; Caroline G. Reveal 1972-8-9 2866 Riverside Along California Highway 243, 6.5 miles northwest of Alandale Ranger Station and about 0.5 mile south of Bay Tree Spring near the trail to Black Mountain, San Jacinto Mountains Comment
  RSA423124  Eriogonum plumatella Anstruther Davidson 1893-4-12 s.n. Riverside Palm Springs. Comment
  CLARK-A1045-122  Eriogonum pusillum George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  RSA772136  Eriogonum pusillum Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4977 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 750 Comment
  SBBG65213  Eriogonum pusillum L. Rowntree 1929-5-10 Riverside Morongo Pass Comment
  UC668383  Eriogonum pusillum Annie M. Alexander and Louise Kellogg 1941-4-22 2056 Riverside Morongo Valley Gorge 701 Comment
  UCR199838  Eriogonum reniforme Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11294 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  JOTR32195  Eriogonum saxatile Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  CAS-BOT-BC263546  Eriogonum thomasii Carl B. Wolf 1932-4-27 3014 Riverside 17 mi. E. of Mecca on Blythe Road, Colorado Desert 152 Comment
  RSA0126641  Eriogonum thomasii Duncan S. Bell 2016-3-4 8796 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA510048  Eriogonum thomasii B. Pitzer, S. Meyers, J. Wilkinson 1988-2-21 605 Riverside S end of Coxcomb Mtns, 0.2 mi. N of Hwy 177 (Old Desert Center - Rice Road), 10.6 mi. NE of Desert Center. 229 Comment
  RSA614477  Eriogonum thomasii George K. Helmkamp 1998-4-4 3171 Riverside 7.1 mi. N of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station. 305 Comment
  UC912800  Eriogonum thomasii Alice Eastwood 1913-4-30 3059 Riverside Palm Springs Comment
  UCR200299  Eriogonum thomasii Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11213 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  CAS-BOT-BC262877  Eriogonum thurberi Susan G. Stokes 1933-7-1 74 Riverside Road to Idyllwild 1219 Comment
  UCR160283  Eriogonum thurberi A. C. Sanders 1990-5-21 10022 Riverside San Jacinto Valley, Sanderson Ave. near Gilman Springs Rd., NW of San Jacinto 457 Comment
  UCR211720  Eriogonum thurberi Fred M. Roberts, D. E. Bramlet 2005-6-6 6247 Riverside Perris Basin, San Jacinto Valley, San Jacinto River Wash, just west of SR 79 overpass, 1.4 km west-southwest of Gilman Hot Springs 442 Comment
  RSA735474  Eriogonum wrightii var. membranaceum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3573 Riverside Southern spur of Pine Meadow, southeast of Highway 371, northwest of Santa Rosa Summit. Survey north side of Highway 74. 1477 Comment
  UCR19426  Eriogonum wrightii var. subscaposum Harlan Lewis 1939-11-22 1018 Riverside San Jacinto Mtns., Idyllwild 1524 Comment
  UCR51982  Erioneuron pulchellum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al. 1988-3-10 2185 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  POM184047  Eriophyllum ambiguum var. paleaceum P. A. Munz 1932-3-14 12000 Riverside Palm Springs. 91 Comment
  HSC86342  Eriophyllum confertiflorum Melody Lardner 1981-6-4 201 Riverside San Jacinto Mtns. on Hwy. 243, 7 mi. S of Banning at McMullen Flat 1220 Comment
  IRVC29077  Eriophyllum confertiflorum June Latting 1979-5-4 s.n. Riverside Harford Springs County Park Gavilan Hills 610 Comment
  RSA36563  Eriophyllum confertiflorum Sara M. Schenck 1942-6-3 s.n. Riverside Black Rock Springs, Joshua Tree National Monument. 1140 Comment
  RSA774060  Eriophyllum confertiflorum Duncan S. Bell, Jeffrey Morawetz, Kathleen Ashbaker 2010-6-28 1429 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1440 Comment
  SEINET7073391  Eriophyllum confertiflorum A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR21844  Eriophyllum confertiflorum Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  RSA704015  Eriophyllum confertiflorum var. confertiflorum Daphne K. Christopher, H. Stevens, Z. Princip 127 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On right spur of primary dirt road. 550 Comment
  CAS-BOT-BC301787  Eriophyllum multicaule P. A. Munz 1922-4-29 5080 Riverside Leach Canyon, Santa Ana Mts 548 Comment
  POM29826  Eriophyllum wallacei Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  UCR155320  Erodium brachycarpum A. C. Sanders, Mike Misenhelter 2005-3-23 29247 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  CSUSB48  Erodium cicutarium Steve Stadler 1966-3-2 030266 22 Riverside Riverside city. Found in open field west of the corner of Blain Street and Canyon Crest. 50 yards from corner in back of a house. 304 Comment
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Sep 29 2011
  RSA747918  Erodium cicutarium Justin M. Wood 2009-3-3 325 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  UCR279360  Erodium cicutarium A. C. Sanders, Jim Malusa 2017-3-24 42977 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 701 Comment
  RSA356630  Eryngium aristulatum var. parishii R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47315 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  OBI43226  Erysimum capitatum Malcolm G. McLeod 1971-6-22 466 Riverside Idyllwild Comment
  RSA0014878  Erythranthe primuloides Naomi Fraga 2008-8-28 2609 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  CAS-BOT-BC402623  Eschscholzia caespitosa Sears 1978-3-18 925 Riverside 3 mi. E. of Corn Spring, 9 mi SE of Desert Center 365 Comment
  POM293998  Eschscholzia californica Lyman Benson, Robert Benson 1952-4-8 14850 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA433688  Eschscholzia californica N. C. Cooper 1949-6-3 4148 Riverside Temecula 762 Comment
  RSA757448  Eschscholzia californica Robert F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55227 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta 730 Comment
  SD140040  Eschscholzia californica Scott White 1993-4-22 1243 Riverside Nor Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  UCR107883  Eschscholzia californica B. G. Pitzer 1997-3-23 2994 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  RSA779804  Eschscholzia minutiflora Duncan S. Bell 2009-3-9 103 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  RSA0011218  Eschscholzia minutiflora Richard Snow 1953-4-5 51 a Riverside Box Canyon. Comment
  RSA0023135  Eschscholzia minutiflora Henry J. Ramsey, Henry J. Ramsey 1937-2-26 887 Riverside Whitewater. Comment
  CHSC99598  Eschscholzia parishii LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1421 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115deg.19'54'W to 33deg.36'52'N, 115deg.19'54'W. UTM 3721895N,655238E to 372066N, 654757E. General collecting along canyon bottom and slopes. Yellow flowered annual growing in sand on bottom of canyon. 514 Comment
  UCR69794  Eucalyptus viminalis A. C. Sanders, Chet McGaugh 1991-7-19 11143 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 Comment
  UCR172223  Eucrypta chrysanthemifolia John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd. and Borel Rd., east of Murrieta Hot Springs 421 Comment
  UC494394  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1932-4-7 12200 Riverside Corn Springs; e Riverside County Comment
  UC1537540  Eucrypta chrysanthemifolia var. chrysanthemifolia Gordon H. True Jr. 1935-2-22 7 Riverside Box Springs; Sycamore Canyon 365 Comment
  UC880718  Eucrypta chrysanthemifolia var. chrysanthemifolia P. A. Munz 1922-4-29 5081 Riverside w of Lake Elsinore (e slope of Elsinore Mts); Elsinore Mts. 487 Comment
  POM264073  Eucrypta micrantha E. C. Jaeger 1941-3-23 s.n. Riverside Blythe, Colorado River bluffs. 524 Comment
  JEPS33744  Eulobus californicus Marjorie D. Clary 1932-4-12 1677 Riverside 8 mi se Coachella; Colorado Desert, Santa Rosa Mts. 152 Comment
  SDSU12868  Eulobus californicus J. Jill Steinberg with Janet Knotts and Kevin Contreras 1998-3-25 21 Riverside Close to river ford in Santa Margarita Gorge directly south of Santa Margarita (SDSU) Field Station trailer. 238 Comment
  UC68569  Eulobus californicus H. M. Hall May 1905 6242 Riverside Shaver's Well Colorado Desert, Chilcoot Pass Comment
  CAS-BOT-BC202528  Euphorbia John H. Thomas 1957-3-30 6536 Riverside 0.8 miles east of Cactus City, about 13 miles east of Coachella, near U. S. Highways 60 and 70. Colorado Desert 518 Comment
  RSA736104  Euphorbia L. C. Wheeler 1952-4-5 6849 Riverside Painted Canyon. Comment
  SEINET10739488  Euphorbia David B. Dunn 1946-2-23 Dunn 1970 Riverside Hidden Springs Canyon in the vicinity of the Palms. Comment
  UCR35102  Euphorbia albomarginata L. B. Ziegler 1967-10-3 251 Riverside San Jacinto Mtns, Hemet (Garner) Valley 1402 Comment
  UCR89245  Euphorbia albomarginata Scott D. White 1995-9-22 3683 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  RSA0043056  Euphorbia jaegeri Duncan S. Bell, Evan Meyer 2014-4-1 6485 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of this range; approximately 4.75 air miles northwest of Gucci Spring; approx. 5 air miles north of the Bradshaw Trail. 759 Comment
  RSA0102792  Euphorbia lurida Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8586 Riverside Santa Rosa Mountains; collecting on forested slope between forest service road and the summit of Santa Rosa Mountain. 2324 Comment
  UCR41268  Euphorbia maculata A. C. Sanders 1982-6-12 2713 Riverside Riverside, residential garden, 422 Campus View Drive 335 Comment
  PASA696  Euphorbia palmeri Margaret Stason 1931-5-24 Riverside Pine Woods, Idyllwild Comment
  POM12022  Euphorbia palmeri Mary F. Spencer 1921-6-1 1227 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  POM12863  Euphorbia palmeri P. A. Munz 1922-6-28 5882 Riverside Mts. above Santa Rosa. 2409 Comment
  UCR214906  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37678 Riverside Peninsular Range; foothills of Gavilan Hills, 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. 402 Comment
  UCR57985  Euphorbia polycarpa J. M. Stewart 1989-9-17 600 Riverside Western Colorado Desert, Coachella Valley, Pushawalla Canyon, Indio Hills. Comment
  RSA653712  Euphorbia polycarpa var. hirtella Scott D. White 2000-3-23 7635 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  OBI39243  Euphorbia prostrata A. C. Sanders 1982-6-12 2714 Riverside Riverside, a weed in a garden at 422 Campus View Dr Comment
  UCR202586  Euphorbia serpillifolia subsp. serpillifolia Scott D. White, Justin M. Wood 2008-7-8 12375 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  UC31887  Euthamia occidentalis E. L. Koethen 1897-10-16 Riverside Riverbottom, West Riverside Comment
  SEINET881815  Fagaceae J. M. Tucker, D. Q. Cavagnaro 1965-1 3886 Riverside Joshua Tree National Monument. Comment
  CAS-BOT-BC167366  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Hiway, 4 mi. s. of Palm Desert 609 Comment
  CAS-BOT-BC205628  Fagonia laevis James R. Shevock 1986-3-23 11358 Riverside Colorado Desert Region. Adjacent to Interstate 10 along Eagle Mountain Road, 3 miles west of Desert Center 350 Comment
  RSA0125088  Fagonia laevis Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8753 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 4.5 air miles east northeast of the summit of Martinez Mountain. 230 Comment
  RSA457795  Fagonia laevis Steve D. Boyd, Richard Noyes, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2203 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  SD225134  Fagonia laevis G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2657 Riverside Indio Hills, 3 mi. E of Thousand Palms & 1.1 mi. N on Amity Rd. 100 Comment
  UC867876  Fagonia laevis C. L. Hitchcock 1940-4-2 5920 Riverside Cottonwood Springs wash; Joshua Tree National Monument Comment
  UCD107160  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Highway, 4 mi. S. of Palm Desert. 609 Comment
  CHSC103495  Fagonia pachyacantha Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot 2004-5-14 11237 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  HSC47598  Fagonia pachyacantha R. W. Spjut 1978-5-10 5033 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center. 335 Comment
  RSA792578  Fagonia pachyacantha Aaron C. Sedgwick, Joella Simons Adkins 2012-10-24 147 Riverside Graham Pass Rd. in the Chuckwalla Mtns. ~1 mi. north of Graham Pass. 421 Comment
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Jan 3 2017
  UCR68867  Festuca microstachys Steve Boyd, T. S. Ross 1990-5-11 4700 Riverside Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns 999 Comment
  UCR200273  Festuca microstachys var. pauciflora R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51995 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  OBI53610  Festuca myuros Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 and Indian Truck Trl Comment
  OBI71129  Festuca occidentalis Michael Curto, Linda Allen 1991-6-26 771 Riverside San Jacinto Mts, ca. 3 km SE of Pine cove on San Bernardino NF Rd 5S10, T5S, R2E S10 Comment
  UCR213600  Festuca octoflora A. C. Sanders, Matthew Malle 2010-4-23 37988 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR267284  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15- 217 Riverside City of Corona, Corona City Park, east side of Rimpau Ave. on north side of 6th St. 211 Comment
  CLARK-A1045-143  Filago arizonica George K. Helmkamp 1978-4-1 Riverside Deep Canyon Palm Desert 15'Q Comment
  RSA393736  Filago depressa Robert Gustafson 1983-3-27 2480 Riverside Dry, rocky canyon just southwest of Lake Cahuilla Comment
  UCR239199  Filago gallica Steven R. Hill, A. C. Sanders 2001-5-4 33699 Riverside Peninsular Range, Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pina Colada 381 Comment
  UCR154447  Forestiera pubescens A. C. Sanders, Mike Misenhelter 2005-6-15 30958 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  LA31862  Fouquieria splendens B. H. Brattstrom; 1950-4-4 sn Riverside Santa Roas Mountains, W side of mountains Comment
  UCSB22946  Fouquieria splendens Hulsizer, Bill 1965-5-16 Riverside Near Palm Springs, on California 74, 6.4 miles west of junction with California 111 548 Comment
  SD181360  Frangula californica subsp. cuspidata Scott D. White, Pam DeVries 2000-4-25 7731 Riverside Corona area; eastern foothills of Santa Ana Mts just above cirtrus groves 412 Comment
  RSA618388  Frasera parryi D. L. Banks 1997-5-5 1975 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  HSC25928  Fraxinus dipetala Richard Spjut 1972-3-14 2270 Riverside San Jacinto Mtns., Rte. 1 from Hwy. 10 to Idylwild 915 Comment
  UCR264473  Fraxinus dipetala S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1074 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, lower part of canyon, near Corona 427 Comment
  JEPS42945  Fraxinus velutina Marjorie D. Clary 1932-7-4 1206 Riverside canyons above Ribbonwood (between Pinyon and Vandeventer Flats); Santa Rosa Mountains 1371 Comment
  UCR21979  Fritillaria biflora Steve Boyd 1980-5-3 179 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR23170  Fritillaria biflora C. Filmer 1981-4-12 81- 18 Riverside Gavilan Hills, c. 25 m north of the S entrance to Harford Springs Co. Park. 579 Comment
  RSA562050  Fritillaria biflora Steve Boyd, Timothy S. Ross 1992-4-1 6779 Riverside Santa Ana Mountains., Elsinore Peak area, S of Lake Elsinore. South base of Peak (3448) to SE of Elsinore Peak area. 1000 Comment
  HSC101559  Funastrum cynanchoides var. hartwegii J. P. Smith, J. O. Sawyer 2009-11-30 12699 Riverside 584 Comment
  UCR59661  Galium angustifolium Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3527 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, hills just to SW of the dam 489 Comment
  JEPS56076  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4176 Riverside Hwy 79 3 mi nw Gilman Hot Springs (s of Beaumont, w-facing rocky slope) Comment
  POM367709  Galium angustifolium subsp. angustifolium N. R. Zabriskie, W. M. Zabriskie 1972-6-18 526 Riverside Along fire road S of S end of Marion Ridge Rd., Pine Cove, NW of Idyllwild. 1921 Comment
  RSA180485  Galium angustifolium subsp. angustifolium E. W. Lathrop 1960-6-9 4983 Riverside 14 miles west of Murrieta. Comment
  SDSU13556  Galium angustifolium subsp. angustifolium W. Miller with C. Mosse 1972-7-11 Riverside 150 yards upstream; pass rock slide near oak tree. Comment
  CAS-BOT-BC223056  Galium angustifolium subsp. gracillimum Alice Eastwood 1913-4-30 3027 Riverside Palm Springs Comment
  JEPS56052  Galium angustifolium subsp. jacinticum Lauramay T. Dempster 1965-6-17 4129 Riverside road from Banning to Idyllwild; San Jacinto Mts., Fulmor Lake 1615 Comment
  JOTR33926  Galium multiflorum La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2817 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  JOTR01223  Galium munzii Cole, James E. 1941-5-30 829 Riverside Joshua Tree National Park. QUAIL MOUNTAIN 1584 Comment
  RSA612370  Galium nuttallii D. L. Banks, Joe Moreno 1997-2-5 1252 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The area along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside / San Diego County line border. 402 Comment
  SBBG118778  Galium porrigens var. porrigens S. D. White 1999-7-9 7536 Riverside near Idyllwild Community Service District sewage ponds at terminus of USFS Rd 5S24.2; T5S R2E boundary of S15/22 1430 Comment
  UCR17453  Galium stellatum subsp. eremicum K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  UCR25406  Galium stellatum subsp. eremicum John C. Roos, Lucille Roos 1949-4-6 4144 Riverside Sonoran (Colorado) Desert, Canyon in the Orocopia Mountains, 2.5 mi. NE of Dos Palmas Spring 152 Comment
  LA208447  Galium stellatum var. eremicum H. L.; 1939-4-9 Riverside Indio -6 Comment
  UCR157945  Gamochaeta pensylvanica T. B. Salvato, A. C. Sanders 2005-5-17 914 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UC1122655  Garrya flavescens A. Lewis 1934-3-1 358 Riverside Hagador Canyon; Cleveland National Forest, Corona Quad. 1074 Comment
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Dec 11 2011
  RSA125363  Garrya veatchii R. Weatherby 1950-3-5 1053 Riverside Road between Anza and Hemet Comment
  RSA494631  Garrya veatchii Maureen Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  CDA5294  Gaura sinuata A. C. Sanders, T. B. Salvato 2001-5-24 24364 Riverside Perris-Aguanga Basin; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada Comment
  UCR10169  Gayophytum diffusum subsp. parviflorum R. Kniffen 1969-9-28 s.n. Riverside Santa Rosa Mtns, Toro Peak 2652 Comment
  UCR17017  Gayophytum heterozygum Harlan Lewis, M. Lewis 1962-8-2 1306 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove Road, Pine Cove, 0.4 mi west of Idyllwild-Banning Road Comment
  UCSB38068  Gayophytum heterozygum Lewis, Harlan 1962-8-2 Riverside San Jacinto Mnts. Pine cove road, .4 miles west of Idyllwild Banning Road. Comment
  CDA5433  Geraea canescens T. C. Fuller 1961-1-1 5495 Riverside Frontage road, Thousand Palms. 0 Comment
  RSA503391  Geraea canescens Gary D. Wallace, D. H. Wilken 1966-3-4 65 Riverside W end of Indio Hills on Warner road. 70 Comment
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Jun 13 2012
  RSA680917  Geraea canescens Scott D. White, Michael Honer 2003-5-14 9272 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA796475  Geraea canescens Duncan S. Bell 2009-4-18 205 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  SD258882  Geraea canescens Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7639 Riverside Mecca Hills: Meccacopia Trail just east of Shaver's Well. Eastern Mecca Hills, south edge of Shaver's Vally, just west of Orocopia Mountains, east of Box Canyon, eastnortheast of Mecca. 301 Comment
  SEINET9118670  Geraea canescens Donald Myrick 1965-1 1075 Riverside Near Palm Desert 152 Comment
  RSA715173  Geranium carolinianum A. C. Sanders, T. B. Salvato 2006-5-4 32246 Riverside Riverside, UCR campus, weeds in botanical garden 351 Comment
  RSA391013  Geranium richardsonii Anstruther Davidson 1876-6-7 1905 Riverside Strawberry Valley. San Jacinto Mt. Comment
  RSA0103445  Gilia Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8563 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  RSA784828  Gilia J. D. Olmsted 1962-6-23 5242 Riverside SE San Bernardino Mtns: At first switchback out of Banning Water Canyon towards Gunsight Pass and Raywood Flat. 1555 Comment
  SEINET156054  Gilia achilleifolia Norman C. Cooper 1945-5-24 1625 Riverside Big Oaks Canyon. 1220 Comment
  POM74786  Gilia angelensis Marcus E. Jones 1882-4-24 s.n. Riverside San Jacinto Comment
  SBBG101794  Gilia angelensis S. Boyd with T. Ross, M. Hammitt 1991-5-2 6031 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UCR118405  Gilia angelensis A. C. Sanders 1994-5-15 14486 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  UCR98059  Gilia angelensis A. C. Sanders 1997-3-1 19711 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  JEPS86052  Gilia australis W. L. Jepson 1928-4-19 12434 Riverside 5 mi northerly Elsinore; northerly of Elsinore Comment
  POM10417  Gilia capitata subsp. abrotanifolia Charlotte M. Wilder 1907-4-6 s.n. Riverside Whitewater Ranch Comment
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Nov 30 2009
  SEINET7072837  Gilia diegensis A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. Coordinate datum: WGS84/NAD83. (33? deg. 32' 25" North Latitude, -116? deg. 45' 8" West Longitude, Coordinate datum: NAD27.). Comment
  UC1931687  Gilia latifolia J. Wear, N. Moorhatch 1993-6-11 Riverside Mecca Hills 60 Comment
  UCR26529  Gilia ochroleuca A. C. Sanders, S. Hagopian 1981-5-20 2124 Riverside Agua Tibia Mountains Area, Wolf Valley, SE of Temecula, at the junction of Road S16 with the road to the Pechanga Indian Reservation 351 Comment
  CAS-BOT-BC407611  Gilia ochroleuca subsp. exilis M. Bourell; R. Patterson; S. Timbrook 1986-4-7 2953 Riverside Temescal Canyon Rd., ca. 1 mile SE of Glenn Ivy Hotsprings Rd., ca. 200 m from RR overpass. 259 Comment
  HSC85263  Gilia ochroleuca subsp. exilis Steve Boyd 1986-4-22 1755 Riverside Temescal Canyon: Benches of Indian wash just S of Hwy. 15 Comment
  UC310474  Gilia ochroleuca subsp. exilis Philip A. Munz 1926-4-30 10376 Riverside river bottom near Temecula (sandy bottom); river bottom near Temecula Comment
  RSA0017051  Gilia ochroleuca subsp. exilis R. C. Bacigalupi, L. Heckard 1962-3-25 8400 Riverside Temescal wash, near Arcilla siding of the A.T. & S.F. railway, just below and east of state highway 71. About 10 air miles northwest of Elsinore. 290 Comment
  IRVC27470  Gilia scopulorum A. C. Sanders, E. J. Lawlor 1992-4-4 12145 Riverside McCoy Mtns, within 0.5 mi of McCoy Spring Colorado Desert 244 Comment
  GMDRC2592  Gilia stellata J. Andre, T. La Doux 2008-3-21 8835 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Upper Wilson Wash, approx 9.5 mi. S. of North Entrance 33 deg. 58.263' N 115 deg. 59.688' W. Elev. 3338 ft. 1018 Comment
  RSA469735  Gilia stellata Robert Gustafson 1978-3-21 846 -a Riverside Joshua Tree National Monument, about 3 miles north on the road leading through the park and Hwy 70. 640 Comment
  UCR151040  Glyceria elata Scott D. White 1998-7-31 6954 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  UCR18844  Gnaphalium canescens subsp. beneolens John C. Roos 1947-9-6 3745 Riverside San Jacinto Mtns., Black Mtn. Comment
  CAS-BOT-BC307401  Gnaphalium palustre Philip A. Munz 1941-5-18 16649 Riverside About 15 miles northeast of Temecula Comment
  RSA276722  Gnaphalium palustre John F. Emmel 1978-7-17 616 Riverside Santa Rosa Mts, Virgin Spring, on N slope of Toro Peak, 2348 Comment
  RSA639129  Gnaphalium palustre R. F. Thorne, Earl Lathrope, Oscar Clarke, S. Carlquist 1968-4-18 37460 B Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California.. 609 Comment
  UCR155820  Gnaphalium palustre John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR193305  Gnaphalium palustre A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35602 Riverside Peninsular Range; San Jacinto Mtns., plateau above head of Johnson Meadow canyon, SW of dogleg in May Valley Rd. 1550 Comment
  UCR231778  Gnaphalium palustre John F. Green 2008-4-23 08- 22 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR85639  Gnaphalium palustre A. C. Sanders 1993-4-5 13688 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  UCR22145  Gnaphalium stramineum Steve Boyd 1980-7-12 335 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA727087  Guillenia lasiophylla Naomi Fraga, Lisa Rojas 2005-2-10 1366 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR17935B  Guillenia lasiophylla A. C. Sanders 1976-4-20 00224 B Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  CAS-BOT-BC183663  Gutierrezia californica A. C. Sanders 2004-5-11 27845 Riverside Elsinore Basin Region: Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  POM46836  Gutierrezia californica Mary F. Spencer 1920-4-2 1474 Riverside Palm Springs, Colorado Desert. 122 Comment
  RSA736547  Gutierrezia californica Scott D. White, Angelia Carey 2004-7-2 10586 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  POM78959  Gutierrezia sarothrae I. M. Johnston 1925-7-1 s.n. Riverside Along Ontario Road, 3 miles W of Riverside. Comment
  RSA0080442  Gutierrezia sarothrae Sarah J. De Groot, Duncan S. Bell 2015-9-21 7580 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Dunn Road, between Asbestos Mountain and Haystack Mountain. 1241 Comment
  UC32187  Gutierrezia sarothrae H. M. Hall 1901-6-1 Riverside Temescal Wash Comment
  SEINET10757036  Haplopappus David B. Dunn 1947-9-1 Dunn 3508 Riverside Collected from dry banks near Palms, Pushawalla Canyon, Indio Hills. Comment
  UCR22069  Harpagonella palmeri Steve Boyd 1980-4-27 142 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  RSA653158  Hazardia squarrosa Mitch Provance 1998-6-6 697 Riverside Jurupa Mountains: Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just E of corner of 29th St. and Scenic Drive 305 Comment
  SBBG94677  Hazardia squarrosa S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 air mi SW of Temecula, on Via Yerba Rd, E of Vaquero Rd 396 Comment
  RSA192326  Hazardia squarrosa var. grindelioides E. W. Lathrop 1966-9-14 6893 Riverside 3 miles SW of Murrieta. Comment
  UC897323  Helenium bigelovii P. A. Munz 1922-9-7 6407 Riverside meadow n Tahquitz Valley; San Jacinto Mts. 2225 Comment
  POM308572  Helianthemum scoparium var. vulgare Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-3-15 3245 Riverside Aguanga. (north of Riverside Co.) Comment
  UCR111776  Helianthus annuus subsp. lenticularis Mitch Provance 1998-5-4 1717 Riverside Riverside (Rubidoux), Belltown area, 'gravel pits' just south of 26th St. and Hall Ave. 250 Comment
  POM360007  Helianthus gracilentus N. C. Cooper 1949-6-29 4301 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  UCR260523  Helianthus gracilentus T. B. Salvato 2014-5-29 8047 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  SD232182  Helianthus nuttallii subsp. nuttallii Scott D. White 2003-10-9 9816 Riverside San Jacinto Mountains: Pine Cove. Lily Creek just north of crossing at Hwy 243. 1737 Comment
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Sep 8 2015
  UC455974  Heliotropium curassavicum J. E. Roadhouse 1905-7-14 7853 Riverside Corona Comment
  UCR21853  Heliotropium curassavicum Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  UCR33813  Heliotropium curassavicum Faulkner 1978-4-27 501 Riverside Sonoran (Colorado) Desert, 3 miles east of Blythe 137 Comment
  UCR49109  Heliotropium curassavicum var. oculatum James C. Dice, J. DeWald 1987-10-5 735 Riverside Santa Margarita Ecological Reserve, Santa Margarita River, near aqueduct crossing 245 Comment
  UCR174445  Hemizonia fasciculata A. C. Sanders 2006-5-19 32411 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CLARK-A1528-1921  Hemizonia kelloggii John C. Roos 1952-5-26 5713 Riverside Reche Canyon 457 Comment
  UCR101837  Hemizonia kelloggii B. G. Pitzer 1997-4-1 3063 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UCR128238  Hemizonia kelloggii A. C. Sanders, Kelly Volansky 2003-10-16 27348 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR235092  Hemizonia kelloggii A. C. Sanders, John F. Green 2012-6-1 40224 Riverside Peninsular Range; Santa Ana Mtns. Region, old railroad grade in hills between I-15 and Temescal Canyon Rd., 0.6 km WNW (295 deg. ) of El Hermano Rd. junction with Temescal Cyn. Rd. 324 Comment
  UCR132825  Hemizonia mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, , Mitch Provance 1998-10-25 22272 Riverside San Jacinto Mtns., Hwy 243 between Idyllwild and Mountain Center, 1 mile north of Mtn. Center 1427 Comment
  UCR201461  Hemizonia mohavensis Scott D. White, Justin M. Wood 2008-7-10 12446 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  UCR211882  Hemizonia mohavensis Valerie Soza, Steve Boyd, Neil Gilbert 2000-12-6 1068 B Riverside Peninsular Range; San jacinto Mountains, Keen Camp Road, east of Hwy 74, west of entrance gate to Camp Tahquitz Meadows 1402 Comment
  UCR82812  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15793 Riverside San Jacinto Mtns., 1 mi SE of Twin Pines Ranch, along minor gullies between Pines Creek and Dutch Creek, N slope 1195 Comment
  UCR140291  Hemizonia paniculata A. C. Sanders, Guy Bruyea 2004-4-2 27427 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR171722  Hemizonia paniculata John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  UCR267879  Hemizonia paniculata D. E. Bramlet 2005-4-19 3820 A Riverside Hills west of Hemet-Ryan Airport, west of California Ave., south of Hwy 74, north of Stowe Rd. 599 Comment
  UCR96696  Hemizonia paniculata A. C. Sanders 1995-11-26 17922 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  POM12001  Hemizonia pungens subsp. laevis Mary F. Spencer 1921-5-29 933 Riverside San Jacinto 549 Comment
  RSA532585  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, in an open ditch just east of Gateway farms. The site is just south of Newport Rd, at the Newport and Lucas Rd interesection. 517 Comment
  RSA550494  Hemizonia pungens subsp. laevis D. E. Bramlet 1991-6-18 2193 Riverside The population is approximatly 762m. west of the San Jacinto River. The site is some 395m. east of the intersection of Pozos Ave. and MWD Colorado aqueduct easment Road., This population is found some 2m. south of the road and on the margin of a small marsh area 433 Comment
  UCR260132  Hemizonia pungens subsp. laevis A. C. Sanders 2015-2-19 41248 Riverside San Jacinto Valley, 53 acre parcel c. 370 m south of Ramona Expressway and 1 km east of Warren Rd., north of Record Rd. 442 Comment
  UCR68037  Hemizonia pungens subsp. laevis D. E. Bramlet 1989-8-7 1939 Riverside SW corner of Lake Elsinore, just north of Corydon Rd., c. 300 m west of intersection of Palomar and Corydon Rds., c. 30 m west of Crestwood Dr. 428 Comment
  RSA0008432  Hemizonia pungens subsp. laevis P. A. Munz, J. M. Johnston 1922-5-18 5321 Riverside 3 miles south of Elsinore Comment
  UCSB690  Hesperocallis undulata Beeks, Richard 1952-4-5 Riverside 12 miles E. of Shavers Summit Comment
  JEPS16283  Heterocodon rariflorum H. M. Hall Jun 1901 2205 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1615 Comment
  SEINET1908446  Heterocodon rariflorum A. C. Sanders, Mitch Provance 2008-1 35805 Riverside Peninsular Range; San Jacinto Mtns.; Coldwater Creek along trails in vicinity of junction of Sout Ridge and Coldwater Trails, 1.25 m. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  RSA0075891  Heterotheca grandiflora Carol Zuck 1981-2-16 40 Riverside On I-74, 14.8 miles southeast of Santa Rosa Rd. overlooking Elsinore. Comment
  POM258778  Heterotheca sessiliflora subsp. echioides E. C. Jaeger 1939-8-30 s.n. Riverside Radec Comment
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Mar 25 2011
  UC144126  Heterotheca sessiliflora subsp. fastigiata Mrs. C. M. Wilder 1909-8-1 1114 Riverside Banning Canyon Comment
  LA208988  Heuchera caespitosa M. Hilend; 1928-8-7 Riverside Summit- San Jacinto Peak Comment
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May 22 2018
  RSA28084  Hibiscus denudatus I. L. Wiggins 1941-3-27 9691 Riverside 8.2 miles west of Shaver s summit. Comment
  RSA4875  Hibiscus denudatus Carl B. Wolf 1932-4-3 2991 Riverside Colorado Desert, 14 mi E of Mecca on Blythe road. 152 Comment
  UCR241550  Hibiscus denudatus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40636 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  CDA5015  Hibiscus trionum T. C. Fuller, F. J. Willmarth 1959-9-24 3083 Riverside Jurupa Avenue, West Riverside. 0 Comment
  UCR33778  Hibiscus trionum A. Kishaba 1983-11-10 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, west of Thermal Comment
  POM360445  Hieracium albiflorum E. C. Jaeger 1921-7-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. Comment
  RSA0087828  Hilaria rigida Sarah J. De Groot, Duncan S. Bell 2015-10-13 7594 Riverside Santa Rosa Mountains, south-southwest of Palm Desert. Along Carrizo Road just northwest of Highway 74. 1057 Comment
  RSA801715  Hoffmannseggia densiflora Keith E. Hoffmaster 1937-6-6 814 Riverside Desert end Palms to Pines road. Comment
  RSA605672  Hoffmannseggia glauca R. S. Woglum 1941-4-10 2936 Riverside Sonoran Desert: Blythe. Comment
  SEINET2061522 Image available Hoffmannseggia glauca Norman C. Cooper 1949-4-8 3322 Riverside Blythe, low place in desert 259 Comment
  UC577427  Hoffmannseggia glauca J. and H. W. Grinnell 1937-11-30 1087 a Riverside 24 mi w Blythe (bed of Fork Dry Lake); Ford Dry Lake Comment
  UCR33610  Hoffmannseggia glauca Sears 1977-10-12 S- 583 Riverside Sonoran (Colorado) Desert, 20 mi. east of Desert Center, 10 mi. east of Corn Springs exit 134 Comment
  CAS-BOT-BC207554  Hoffmannseggia microphylla M. E. Jones 1906-4-27 s.n. Riverside Indio Comment
  SBBG29199  Hoffmannseggia microphylla K. K. Muller 1967-9-14 1419 Riverside 5 mi E of Indio Comment
  SFV6302  Hoffmannseggia microphylla T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 56 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Comment
  RSA582631  Hoita orbicularis Louis C. Wheeler 1933-5-28 1744 Riverside Santa Ana River at Chino Creek. 152 Comment
  UCR240263  Hordeum intercedens D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4824 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  UCR267167  Hordeum intercedens D. E. Bramlet 2001-5-8 3137 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, east of Davis Rd. at the San Jacinto River 434 Comment
  RSA651785  Hordeum murinum subsp. glaucum Markell Kohn 1959-4-29 s.n. Riverside UCR campus, Riverside. Behind greenhouse 16, 10 yards south of Eucalyptus tree by driveway Comment
  POM122327  Horkelia clevelandii Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
  POM47568  Horkelia clevelandii Philip A. Munz, I. M. Johnson 1924-7-28 8809 Riverside Pine Flats. 1738 Comment
  RSA788874  Horkelia clevelandii Gary D. Wallace 2003-7-8 4050 Riverside Hidden Lake. Comment
  UCR21909  Hornungia procumbens Steve Boyd 1980-5-2 154 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  LA47894  Hosackia crassifolia var. crassifolia Carl Epling; William Robison 1935-6-30 sn Riverside north fork San Jacinto River Comment
  CAS-BOT-BC312586  Hulsea vestita subsp. callicarpha Mary F. Spencer 1919-6-19 1200 Riverside San Jacinto Mt. 1645 Comment
  SD187327  Hydrocotyle umbellata Scott D. White, Angelia Carey 2004-9-16 10761 Riverside San Jacinto Mountain foothills: Indian Creek. 548 Comment
  POM361079  Hymenoclea salsola P. J. Remple 1942-3-1 s.n. Riverside Near Palm Springs. Comment
  UCR166854  Hymenoclea salsola Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  UCR238062  Hymenopappus filifolius var. lugens Mark A. Elvin 2004-6-2 3499 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley, east of Hwy 74 between Fobes Ranch Rd. and Morris Ranch Rd. at base of foothills 1402 Comment
  RSA674615  Hypericum formosum var. scouleri Scott D. White, Sandy Leatherman 2000-5-31 7983 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  RSA556454  Hypochaeris glabra Julie Greene 1993-4-30 1274 Riverside S of visitor center road and N of the old San Jacinto River drainage. 433 Comment
  LA61523  Hyptis emoryi Carl Epling; March 1927 sn Riverside Tahquitz Creek, near Palm Springs Comment
  LA61528  Hyptis emoryi E. Braunton; January 1929 1023 Riverside Painted Canyon, Mecca 45 Comment
  UC484148  Hyptis emoryi Carl B. Wolf 1930-4-1 1498 Riverside near Cathedral City Comment
  UC570745  Hyptis emoryi H. L. Mason 1928-3-10 4231 Riverside Coachella Mountains Hidden Springs Canyon; , Hidden Springs Canyon Comment
  UCSB12882  Hyptis emoryi Breedlove, Dennis 1962-3-11 Riverside Cat Creek, 3 miles southwest of Palm Desert 426 Comment
  CAS-BOT-BC274061  Imperata brevifolia H. E. Hasse 1913-11-22 s.n. Riverside Cienega in Chino Canon [Canyon], San Jacinto Mts Comment
  CDA5543  Ipomoea triloba T. C. Fuller 1962-10-2 9701 Riverside Northwest of Neighbors Boulevard & Avenue 22, 1.4 miles north of Ripley. 0 Comment
  UCD126502  Ipomoea triloba T. C. Fuller 1962-10-2 9704 Riverside south side of Ave. 32, 0.6 mile east of Ludy Blvd., 6.9 miles southwest of Ripley, Palo Verde Valley. Comment
  SEINET12045030  Iris hartwegii R. L. Rutherford 1945-1 1672 Riverside Big Oaks Canyon, Banning 1219 Comment
  RSA0042207  Isocoma acradenia Joseph Brehm 2014-7-16 s.n. Riverside Collected at Dos Palmas ACEC within Upper San Andreas Oasis, 1 mile south of oasis. Comment
  CAS-BOT-BC311611  Isocoma acradenia var. eremophila N. Aitkenhead 1977-2-1 2119 Riverside 1000 Palms Sand Dune Natural Area Comment
  UC494686  Isocoma acradenia var. eremophila P. A. Munz 1932-10-16 12849 Riverside Whitewater Creek Colorado Desert, Whitewater Creek 152 Comment
  POM123049  Juncus acutus subsp. leopoldii Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
  SEINET1004544  Juncus balticus Mitch Provance 2005-1 9806 Riverside Warm Springs Valley; Nichols road wetland area at Alberhill Creek, S 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. 396 Comment
  UCR41375  Juncus balticus N. M. Fellows 1985-1-5 57 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  RSA741157  Juncus bufonius var. occidentalis Scott D. White, Justin M. Wood 2008-5-15 11993 Riverside Johnson Meadow. 1415 Comment
  RSA741016  Juncus effusus Scott D. White, Justin M. Wood 2008-6-18 12233 Riverside K Flat Meadow. 1433 Comment
  SBBG57304  Juncus mexicanus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  UCR264608  Juncus mexicanus Mitch Provance 2012-6-19 196- 02 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  RSA741178  Juncus oxymeris Scott D. White, Justin M. Wood 2008-6-17 12157 Riverside South of Hwy 79 near Keen Camp Summit. 1402 Comment
  RSA0035989  Juncus phaeocephalus var. paniculatus E. W. Lathrop 1969-5-29 7081 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UCR193898  Juncus rugulosus A. C. Sanders, Mitch Provance 2008-7-11 35777 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  SEINET3112188  Juncus torreyi Faulkner 1978-4-27 480 Riverside 3 mi E of Blythe. 137 Comment
  SDSU13572  Juncus xiphioides W. Miller 1972-7-11 Riverside Comment
  CAS-BOT-BC234573  Justicia californica Walter Wm. Zabriskie 1973-2-8 103 Riverside West side of jeep road leading to Coyote Canyon from Deep Canyon Research Center road; N slope Santa Rosa Mts. 292 Comment
  CAS-BOT-BC234575  Justicia californica Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  POM182075  Justicia californica P. A. Munz 1932-3-14 11971 Riverside Palm Springs. 91 Comment
  SEINET10457776  Justicia californica Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-23 Holmgren 6478 Riverside At the S entrance to Joshua Tree National Monument, near Interstate 10, 24 mi E of Indio. Creosote bush desert; frequent. 549 Comment
  RSA0093775  Kallstroemia parviflora Duncan S. Bell 2015-9-30 8679 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  JEPS13634  Keckiella antirrhinoides Peter Kamb 1949-5-8 1407 Riverside road above Banning (Banning-Idyllwild road, foothills of the San Jacinto Mts); San Jacinto Mts. 701 Comment
  RSA424842B  Keckiella antirrhinoides N. C. Cooper 1949-6-1 3952 Riverside Elsinore. 762 Comment
  UCR131831  Keckiella antirrhinoides Jennie Phui 1998-5-30 037 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCR154757  Keckiella antirrhinoides T. B. Salvato, Kent Beaman 2005-5-16 784 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR77771  Keckiella antirrhinoides Steve Boyd 1991-5-10 6217 Riverside Santa Ana Mtns, Base of range just north of mouth of Hagador Canyon, bottom Skyline Drive 459 Comment
  RSA757800  Keckiella antirrhinoides subsp. antirrhinoides LeRoy Gross, Jackie McConnaughy, Andrew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4287 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  RSA0018942  Keckiella antirrhinoides subsp. antirrhinoides John F. Emmel 1973-3-3 414 Riverside South Fork of San Jacinto River, west of Hemet. 823 Comment
  LA209283  Keckiella antirrhinoides var. antirrhinoides W. E. Pequegnat; 1939-4-8 21 Riverside Santa Ana Mts Comment
  JOTR32963  Keckiella antirrhinoides var. microphylla La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2714 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  RSA335014  Keckiella cordifolia Steve D. Boyd 1985-7-23 1022 Riverside Deluz Road, 8.5 miles west of Rancho California, along Sandia Creek. 274 Comment
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Jun 8 2012
  UCD123812  Keckiella cordifolia June Latting 1973-6-30 s.n. Riverside Riverside/Orange County: Santa Ana Mountains: off Skyline Drive above Corona on Sierra Peak Road. 823 Comment
  UCR2494  Koeleria macrantha F. M. Reed 1920-6-14 4432 Riverside San Jacinto Mtns., ridge 1 mile west of Idyllwild, Banning road 1677 Comment
  CAS-BOT-BC273677  Koeleria pyramidata Steve Boyd; C. Boyd; K. Boyd; R. Noyes; L. Arnseth 1988-5-28 2281 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  CAS-BOT-BC43710  Krameria erecta Annie M. Alexander; Louise Kellogg 1941-5-15 2175 Riverside north base of Eagle Mountains 883 Comment
  RSA0119996  Krameria grayi Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9087 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  UC667367  Krameria grayi Annie M. Alexander and Louise Kellogg 1941-5-20 2207 Riverside Eagle Mountains Eagle Mountain Pumping Station Road; Colorado Desert, Eagle Mountains 457 Comment
  UCR213434  Krameria grayi A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37424 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR279388  Lactuca serriola A. C. Sanders, Jim Malusa 2017-3-24 42982 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 701 Comment
  CAS-BOT-BC340718  Laennecia coulteri H. M. Hall; L. A. Greata 1905-4-1 5941 Riverside Paloverde [Palo Verde] Valley Comment
  RSA543124  Lamarckia aurea Steve Boyd 1991-3-17 5474 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  POM12138  Lamarckia aurea Mary F. Spencer 1921-5-28 s.n. Riverside Near San Jacinto 549 Comment
  CLARK-A1528-4432  Larrea tridentata John C. Roos 1942-5-1 Riverside Comment
  POM2800  Larrea tridentata I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. Comment
  RSA115036  Larrea tridentata E. K. Balls, Percy C. Everett, S. Tillett 1955-7-19 20976 Riverside Hwy 74, 12 mi. E and N from Pinyon Flat F.S. Campground on road to Palm Springs Comment
  SDSU11497  Larrea tridentata Marjorie Collier 1951-3-25 Riverside Palm Canyon 5 miles south of Palm Springs Comment
  SEINET7907983  Larrea tridentata D. A. Johnson 2005-1 Riverside Between Coachella & S entrance to Joshua Tree Nat'l Park, S of Interstate 10 914 Comment
  RSA559323  Lastarriaea coriacea Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-13 7364 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
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Mar 24 2013
  CLARK-A1528-1978  Lasthenia chrysostoma John C. Roos 1952-5-21 5706 Riverside San Jacinto River 426 Comment
  UCD133647  Lasthenia coronaria Geoffrey Levin 1975-4-26 477 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  UCR102836  Lasthenia coronaria A. C. Sanders 1997-3-26 20098 Riverside Lake Skinner area, along foot trail at west base of Tucalota Hills 518 Comment
  UCR182094  Lasthenia glaberrima Michael L. Charters, Tom Chester 2003-6-8 204 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Mesa de Colorado, largest vernal pool, north edge along boardwalk 625 Comment
  RSA593916  Lasthenia gracilis Steve Boyd, David E. Bramlet 1996-4-19 8596 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  RSA691973  Lasthenia gracilis Scott D. White, Michael Honer 2003-4-2 8909 Riverside Temescal Valley: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UCR178279  Lasthenia gracilis T. B. Salvato, Tracy Tennant 1998-1 MOR- 803 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near sag pond at Burro Flats, tree stand P-11 1098 Comment
  UCR241389  Lasthenia gracilis T. B. Salvato, Mike Landers 2013-3-21 7382 Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  UCR16265  Lathyrus vestitus S. Riddell 1973-5-17 730517- 11 Riverside Santa Ana Mtns, 0.1 mi west of El Cariso Fire Station on Hwy 74 793 Comment
  UCR166151  Lathyrus vestitus T. B. Salvato, John F. Green 2004-5-27 569 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  RSA90289  Lathyrus vestitus subsp. alefeldii F. W. Peirson 1922-4-28 2946 Riverside Leach Canyon Near Lake Elsinore. 549 Comment
  RSA1496  Lathyrus vestitus var. alefeldii J. T. Howell 1929-2-14 1233 Riverside Santiago Trail, above Glen Ivy Comment
  UC15340  Lathyrus vestitus var. vestitus H. M. Hall Jul 1901 2308 Riverside s side San Jacinto Mountains 1828 Comment
  UC219227  Lathyrus vestitus var. vestitus P. A. Munz 1922-4-28 5050 Riverside Leach Canyon Santa Ana Mts. 609 Comment
  SJSU11677  Layia glandulosa J. W. Tofflemire 1957-4-18 Riverside by Bautista Canyon Rd 4 mi SE of Hemet Comment
  UC62894  Layia glandulosa H. M. Hall 1901-6-1 2185 Riverside San Jacinto Mountains 1371 Comment
  CAS-BOT-BC379629  Layia platyglossa Peter H. Raven 1958-5-18 12971 Riverside Hemet Meadows, San Jacinto Mts. Comment
  SD137866  Layia platyglossa Darin L. Banks, Steve Boyd 1995-5-9 380 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, west of the Dripping Springs Alcove Area. 700 Comment
  SEINET3893992  Layia platyglossa D. Atwood 1993-3-29 17729 Riverside Huntington Beach along Beach Blvd ca 1/2 miles N of the Beach.; 0 Comment
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Jul 20 2015
  UC1369839  Layia platyglossa Louis B. Ziegler 1966-6-10 Riverside between Mountain Center and Keen Camp summit; San Jacinto Mountains 1447 Comment
  UCR241409  Layia platyglossa T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7443 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  POM361701  Layia platyglossa subsp. campestris B. C. Templeton, I. W. Clokey 1930-4-9 1024 Riverside Near Banning 500 Comment
  RSA633881  Lemna gibba Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38150 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1615 Comment
  UCR113899  Lepidium chalepense Mitch Provance 1998-4-13 431 Riverside City of Riverside, Vacant lot on corner of California Ave. and Monroe St. in the Arlington area of Riverside 229 Comment
  CLARK-A1528-2318  Lepidium dictyotum John C. Roos 1950-3-18 Riverside La Sierra College Comment
  POM93707  Lepidium dictyotum Marcus E. Jones 1882-4-24 s.n. Riverside Temecula Comment
  CAS-BOT-BC89441  Lepidium fremontii N. Aitkenhead 1977-2-2 2144 Riverside On T/L access just west of Joshua Tree Monument Road. Comment
  RSA692207  Lepidium lasiocarpum Scott D. White, Michael Honer 2003-5-14 9282 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (= Superior ) Gypsum Mine. 76 Comment
  RSA736256  Lepidium lasiocarpum Scott D. White, Justin Wood 2008-4-3 11791 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  SD136238  Lepidium latifolium Dylan T. Hannon 1993-5-6 175 Riverside Norco, ca 3 miles west of Interstate 15, along north side of Santa Ana River bordering dairy fields Comment
  UC1971244  Lepidium latifolium Scott D. White 1998-6-28 6801 Riverside CORONA: River Road bridge over the Santa Ana River. USGS 7.5' Corona North quad. Comment
  UCR104626  Lepidium latipes var. latipes D. E. Bramlet 1997-3-13 2494 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Nichols Road Wetlands, c. 275-335m SE of Nichols Road, 91m west of Collier Ave. and 196-305 m west of the I-5, east of the dirt road extending S from Nichols Rd. and adjacent to Alberhill Creek 381 Comment
  UCR49237  Lepidium nitidum Steve Boyd 1986-4-2 1621 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  CAS-BOT-BC13022  Lepidium virginicum Peter H. Raven; Sidney R. Snow 1956-6-30 9528 Riverside 4.7 miles east of Temecula on Highway 71. Comment
  CAS-BOT-BC60108  Lepidium virginicum var. menziesii Geo. T. York 1936-7-30 s.n. Riverside Chino. Comment
  UCR275952  Lepidium virginicum var. pubescens T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3793 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  UCR281532  Leptosiphon pygmaeus subsp. continentalis Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 87 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  UCR202034  Lessingia filaginifolia Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  POM197815  Lessingia glandulifera var. glandulifera John T. Howell 1927-8-2 2929 Riverside Top of control on road to Hemet, Mt San Jacinto. Comment
  UCR40274  Limnanthes gracilis subsp. parishii K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 892 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UCR40359  Limnanthes gracilis subsp. parishii Tom Griggs, E. W. Lathrop 1985-3-3 2 Riverside Santa Rosa Plateau, Mesa de Colorado, on The Nature Conservancy Preserve, 4 mi. west of Murrieta Comment
  UCR163347  Limonium ramosissimum Kelly Volansky 2005-10-27 s.n. Riverside Santa Ana Mtns. Foothills/Santa Ana River Valley, Corona, Green River Rd., south of 91 Fwy near Serfas Club Rd., directly across from Prado View Elementary School 274 Comment
  POM13146  Limosella aquatica Philip A. Munz, I. M. Johnston 1922-5-19 5430 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  PASA744  Linanthus bigelovii 1928-3-3 Riverside Hidden Springs, Colorado Desert Comment
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Aug 27 2016
  HSC35458  Linanthus californicus J. D. Ackerman, A. M. Montalvo 1975-6-26 528 Riverside Hwy. 74 between Lake Elsinor and San Juan Capistrano, near upper San Juan Campground Comment
  CHSC1280  Linanthus dianthiflorus Sonia R. Westerberg 1938-4-20 Riverside Palm Springs. Comment
  RSA689372  Linanthus dianthiflorus Scott D. White 2001-4-19 8377 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  SBBG101706  Linanthus dianthiflorus S. Boyd with T. Ross, M. Hammitt 1991-5-2 6081 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SDSU13337  Linanthus dianthiflorus Tom Duffy, Taria Sagar 2000-4-29 5 Riverside Two hundred meters NE of Santa Margarita Ecological Reserve. 320 Comment
  RSA525414  Linanthus dianthiflorus subsp. dianthiflorus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4522 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UC106872  Linanthus filipes M. M. Miles 1891-1 Riverside San Jacinto Comment
  RSA761099  Linanthus lemmonii Thomas Stoughton, J. McConnaughy, Andrew Monks, M. Volke 2010-3-31 116 Riverside PCT Trail. W of White Water Canyon. N of jct of I-10 and Rte 111. 740 Comment
  UCR68611  Linanthus pygmaeus subsp. continentalis Steve Boyd, A. C. Sanders, M. Skinner 1990-4-28 4454 Riverside Peninsular Range, Vail Lake Area. east of USFS Dripping Springs Campground along Arroyo Seco Creek, south of Hwy 79. 518 Comment
  UCR116851  Linaria canadensis var. texana A. C. Sanders, Steven R. Hill 2001-5-4 24142 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  UCR20554  Linum lewisii W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR4190  Lithophragma affine R. H. Sauer 1965-4-28 s.n. Riverside Riverside, Box Springs Mtns, 4.2 mi from beginning of dirt road to radio towers 488 Comment
  UCR240778B  Lithophragma bolanderi Tom Chester 2005-4-15 574 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Margarita Ecological Reserve: Temecula Gorge, south side, 0.14 miles (0.22 km) above northeastmost bend in Via Tornado at bottom of Gorge 271.3 Comment
  CLARK-A1528-1115  Lobularia maritima Cameron Duncan 1966-3-27 Riverside Riverside 548 Comment
  RSA675045  Loeseliastrum schottii Scott D. White 2001-4-27 8416 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  SBBG99596  Loeseliastrum schottii W. L. Halvorson 1977-2-15 77 -30 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  POM9195  Loeseliastrum schottii P. A. Munz, R. D. Harwood 1920-4-4 3525 Riverside Pass south of Palm Springs. 152 Comment
  CAS-BOT-BC342109  Logfia arizonica Dave Silverman; Onkar Singh 2010-3-25 7843 Riverside Palo Verde Mesa, 1.4 km E of Black Creek Rd, 4.9 km W of McCoy Wash, and 8.8 km N of I-10 151 Comment
  CAS-BOT-BC342261  Logfia filaginoides Ira L. Wiggins 1941-3-27 9702 A Riverside Slopes 4 miles north of Whitewater Comment
  UC75867  Logfia filaginoides Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR59762  Logfia filaginoides Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3071 Riverside Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Road 457 Comment
  UCR59859  Logfia filaginoides J. M. Stewart 1988-3-21 623 Riverside Sonoran (Colorado) Desert, Corn Spring Canyon about 2 miles west of Aztec Well 688 Comment
  HSC85297  Logfia gallica Steve Boyd 1986-5-7 1842 Riverside Temescal canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, S of I-15 Comment
  UCR91876  Lolium perenne subsp. multiflorum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18055 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  POM13105  Lomatium dasycarpum subsp. dasycarpum P. A. Munz, I. M. Johnston 1922-5-21 5501 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  SEINET10636214  Lomatium dasycarpum subsp. dasycarpum Greg Gust, Leith Nye 2005-3-11 Gust 548 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UCR138895  Lomatium dasycarpum subsp. dasycarpum D. L. Banks 1997-4-5 1659 Riverside Agua Tibia Mtns., NW Palomar Mtns: Agua Tibia Wilderness Area. south of Dorland Mountain, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the N fork of Pechanga Creek 762 Comment
  UCR101401  Lonicera interrupta A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22215 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Middle Branch of Millard Canyon 1341 Comment
  UCR104803  Lonicera interrupta A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20678 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  CAS-BOT-BC234890  Lonicera subspicata var. denudata E. K. Balls; P. C. Everett; S. Tillett 1955-7-19 20973 Riverside San Jacinto Mts., Hwy. 74, Hemet to Idyllwild, 2.8 mi. nw. from Mountain Center 1188 Comment
  UC1999824  Lonicera subspicata var. denudata Peter M. Ray 1949-12-26 1582 Riverside from Hemet; San Jacinto Mts., Hall Canyon 1645 Comment
  RSA716491  Lotus argophyllus Scott D. White 2006-4-27 11302 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR92290  Lotus argophyllus Scott D. White, Michael A. Patten 1995-8-16 3548 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  RSA85446  Lotus argophyllus var. argophyllus J. C. Roos 1952-4-13 5522 Riverside Dry ridge on Box Springs Mtns. 488 Comment
  UCR6714  Lotus argophyllus var. decorus Frank C. Vasek 1964-7-12 640712- 02 Riverside Peninsular Range; San Jacinto Mountains, Pine Cove 1878 Comment
  UCR201415  Lotus corniculatus Justin M. Wood, Brandy N. Ulrich 2008-7-14 17 Riverside San Jacinto Mountains, Garner Valley, near intersection of Fobes Ranch Road and Hwy 74 1360 Comment
  SEINET3101909  Lotus crassifolius Marc A. Baker, with Michelle Cloud-Hughes 2011-6-13 17381 Riverside San Jacinto Mountains, 1km north of Idyllwild, 2km WSW of Suicide Peak Comment
  UC15625  Lotus grandiflorus H. M. Hall 1898-6-24 937 Riverside Canyon of the San Jacinto River San Jacinto Mountains 1219 Comment
  IRVC26821  Lotus haydonii B. C. Templeton, I. W. Clokey 1930-4-9 1011 Riverside North of Palm Springs Colorado Desert 122 Comment
  UCR111563  Lotus heermannii Mitch Provance 1999-5-4 1698 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR90954  Lotus heermannii Scott D. White 1996-3-16 3821 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  UCR169469  Lotus humistratus John F. Green 2005-4-28 s.n. Riverside Peninsular Range; Southern Santa Ana Mtns., Santa Rosa Plateau, hills on the south side of Tenaja Rd., between Squaw Mtn. and DeLuz Creek 655 Comment
  UCR174135  Lotus humistratus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32620 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 591 Comment
  UCR79482  Lotus micranthus Steve Boyd, T. S. Ross 1992-5-5 7256 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails 762 Comment
  RSA249854  Lotus oblongifolius R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38126 Riverside San Bernardino National Forest, San Jacinto Mts.: In James Reserve 1677 Comment
  RSA600822  Lotus oblongifolius C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  UCR193955  Lotus oblongifolius A. C. Sanders 2008-7-25 35889 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  UC80779  Lotus oblongifolius var. oblongifolius A. W. Anthony 1895-7-13 Riverside San Jacinto Mts. Comment
  UC864854  Lotus oblongifolius var. oblongifolius C. Epling and Wm. Robison 1935-6-30 Riverside between Pine Flat Camp and Fuller's Mill; Mt. San Jacinto Comment
  UC864856  Lotus oblongifolius var. oblongifolius P. A. Munz 1922-6-23 5778 Riverside Garner Ranch San Jacinto Mts., Hemet Valley 1371 Comment
  UCR59512  Lotus purshianus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3579 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  RSA303528  Lotus rigidus J. R. Shevock 1971-5-8 1043 Riverside Near Skull Rock; Joshua Tree National Mon. 1372 Comment
  UC555405  Lotus rigidus Frank W. Peirson 1922-4-9 Riverside Andreas Canyon Comment
  CSUSB1256  Lotus scoparius Shirley Hill 1963-3-30 630330 2 Riverside Road past old resevoir on UCR (University of California Riverside) campus about 10 yards downhill from turnaround Comment
  RSA406898  Lotus scoparius M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek, Aguanga, Riverside & San Diego co. line. 610 Comment
  VVC2873  Lotus scoparius Tim Thomas, P. J. MacKay 2010-4-12 5030 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  UCR154392  Lotus scoparius subsp. brevialatus A. C. Sanders, Mike Misenhelter 2005-6-15 30970 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR214273  Lotus scoparius subsp. brevialatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37744 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 438 Comment
  RSA715347  Lotus scoparius var. brevialatus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32672 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road. 549 Comment
  JEPS29296  Lotus strigosus Rimo Bacigalupi, and L. R. Heckard 1962-3-25 8391 Riverside about 5 mi se Corona (just n of Bedford Canyon, at e base of the Santa Ana Mountains); Santa Ana Mountains 304 Comment
  RSA0031442  Lotus strigosus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4502 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA772857  Lotus strigosus Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4822 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  JOTR01080  Lotus strigosus Cole, James E. 1941-5-4 693 Riverside Joshua Tree National Park. LOST HORSE VALLEY 1310 Comment
  RSA406466  Lotus tomentellus M. B. Dunkle 1937-3-25 4960 Riverside Dry Morongo. Comment
  RSA525225  Lotus wrangelianus Steve Boyd 1990-5-3 4603 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  JOTR32830  Lupinus andersonii La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1553 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; active wash near base of granitic outcrops 1250 Comment
  RSA795737  Lupinus arizonicus Jim Andre 2012-3-18 21286 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  RSA711767  Lupinus bicolor A. C. Sanders, Kelly Volansky 2005-3-17 29231 Riverside Perris-Aguanga Basin Region: French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., ca. 0.5 mi. NE of Adobe Springs, near San Diego Aqueduct. 412 Comment
  RSA770421  Lupinus bicolor Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4877 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  SD143897  Lupinus bicolor A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20687 Riverside San Jacinto Mountains, north side of the range, Twin Pines Creek below the confluence with Brown Creek, on gravel bars along the creek in full sun; Cabazon 7.5' quad.; UTM 10km cell:NH-1E, 4N. Vista Grande 854 Comment
  UCR122536  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2001-5-20 6662 Riverside San Jacinto Mtns., 0.3 mi NW of Keen Camp Summit along CA-74 1494 Comment
  RSA562460  Lupinus bicolor subsp. microphyllus Steve D. Boyd, Tim S. Ross 1992-5-5 7227 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail 732 Comment
  RSA793013  Lupinus concinnus Justin M. Wood 2011-4-4 3391 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  SEINET2062867 Image available Lupinus concinnus J. Easton 1987-4-23 Riverside E of Anza along Hwy 371, Hamilton Creek Canyon. 1249 Comment
  UCR241102  Lupinus concinnus A. C. Sanders, Timothy W. Chumley 2013-4-2 40739 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  SEINET10485077  Lupinus concinnus subsp. optatus Robert F. Thorne, F. R. Fosberg; Marie, Helene Sachet; Derral Herbst 1983-4-23 Thorne 55497 Riverside San berdino mts: sandy wash along whitewater river where road crosses river Below fish hatchery, ca. 4 Mi north of whitewater post office. Prostrate, Purple-flowered annual. 640 Comment
  UCR187484  Lupinus excubitus Diane Menuz 2006-6-7 148 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, Cleveland National Forest 1050 Comment
  CAS-BOT-BC216682  Lupinus excubitus subsp. hallii E. W. Lathrop 1965-5-30 5781 Riverside 6 miles W of Murrieta Comment
  CAS-BOT-BC216686  Lupinus excubitus subsp. hallii Elizabeth McClintock 1965-6-25 s.n. Riverside A short distance below the summit, Santa Rosa Mountain Comment
  RSA699741  Lupinus excubitus var. austromontanus Keith E. Hoffmaster 1937-6-6 s.n. Riverside San Jacinto Mountains. Comment
  POM2500  Lupinus excubitus var. hallii I. M. Johnston 1918-5-30 1996 Riverside Temescal Canyon 366 Comment
  RSA164794  Lupinus excubitus var. hallii Wesley O. Griesel 1963-5-4 771 Riverside Road between Beaumont and Oak Glen. 1067 Comment
  SEINET10543984  Lupinus formosus David B. Dunn, Douglas G. LeDoux; Patricia L. Kenney 1973-6-15 Dunn 20760 Riverside Coll along the sandy roadside. Sparse yellow pines. 4 Mi nw of jct of hwy 74 and 71 on 74. 1402 Comment
  UCR43032  Lupinus hirsutissimus D. C. Hawks 1986-4-16 s.n. Riverside Sonoran (Colorado) Desert, Whitewater Hill, c. 1.5 mi. east of Whitewater 529 Comment
  RSA719792  Lupinus hyacinthinus Naomi S. Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary D. Wallace 2006-9-7 1738 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UCR37489  Lupinus microcarpus var. densiflorus Steve Boyd 1980-5-3 s.n. Riverside Peninsular Range, Gavilan Hills, [Mead Valley] along Cajalco Road, 1/4 mile east of Alexander Rd. 498 Comment
  UCR177114  Lupinus sparsiflorus Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1104 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  POM305654  Lupinus sparsiflorus subsp. sparsiflorus Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1012 Riverside Aguanga. Comment
  RSA512175  Lupinus succulentus Ed LaRue 1989-4-21 s.n. Riverside Moreno valley, University of California agricultural experimental farms, ca. 1/2 mi. S of Alessandro Blvd. at NE corner of Catus Ave. and Nason Street. Comment
  RSA605684  Lupinus truncatus R. S. Woglum 1938-5-1 1611 Riverside Peninsular Ranges: San Jacinto Valley; Hemet. Comment
  SDSU18683  Lupinus truncatus C. Matt Guilliams, Jeannine Ross 2008-3-5 492 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UC665740  Lupinus truncatus Ira L. Wiggins 1941-3-27 9693 Riverside slopes 4 mi n Whitewater; n of Whitewater Comment
  UCR93022  Lupinus truncatus G. P. Schultz 1994-4-7 s.n. Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  CAS-BOT-BC231418  Lycium andersonii Peter H. Raven 1958-2-15 11578 Riverside Corn Springs, Chuckwalla Mountains Comment
  JOTR35923  Lycium andersonii De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6871 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  POM178004  Lycium andersonii Marcus E. Jones 1930-3-15 s.n. Riverside Eagle Mountains. Comment
  RSA443394  Lycium andersonii J. C. Roos 1966-2-12 s.n. Riverside 2 mi. E of Desert Center. In wash with Olneya tesota. Comment
  RSA49183  Lycium andersonii Philip A. Munz 1949-4-13 13051 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA594517  Lycium andersonii D. L. Banks, Rashmi Pant 1996-5-13 1022 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground., Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy. 79, just N of the Cleveland National Forest Boundary. T8S R1W; Just N of the NW 1/4, NE 1/4 of sec. 23. 473 Comment
  RSA645642  Lycium andersonii Scott D. White 1999-4-20 7280 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  UCR51932  Lycium andersonii Steve Boyd, S. Meury, Richard Noyes, L. Arnseth 1988-3-10 2178 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  UCR103780  Lycium barbarum Scott D. White 1994-10-21 2506 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  SD134366  Lycium brevipes var. brevipes Craig Reiser 1992-3-19 Riverside South side of UC Riverside campus not far from freeway Comment
  RSA699021  Lycium pallidum var. oligospermum J. Russell Bruff 1929-12-29 454 Riverside 2 mi. NW Dos Palmas. Comment
  RSA667369  Lyrocarpa coulteri var. palmeri M. B. Dunkle 1937-3-25 4927 Riverside Colorado Desert. Shaver s Well Comment
  SD137862  Madia exigua Darin L. Banks, Steve Boyd 1995-5-9 392 Riverside Cleveland National Forest, Agua Tibia W Area, North face Agua TibiaMountain,Dorland Mountain area, west Dripping Springs Alcove,WoodchuckCamp 700 Comment
  UCR119263  Malacothamnus fasciculatus Mitch Provance 1998-6-10 638 Riverside City of Riverside, East side of Pachappa Hill, as accessed from where Panorama road crosses the 91 freeway. 335 Comment
  RSA0087579  Malacothamnus fasciculatus N. C. Cooper 1944-7-15 1591 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  UC455906  Malacothrix clevelandii I. J. Condit 1910-6-24 Riverside road to Strawberry Valley; San Jacinto Mts. 914 Comment
  JOTR30960  Malacothrix glabrata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1935 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  SEINET2042092 Image available Malacothrix glabrata A. C. Sanders 2001-4-8 23972 Riverside (Desert Hot Springs Quad 7.5')Coachella Valley, Garnet, along transmission line route, E of Garnet. T3S R4E S15 (center of W/2) 232 Comment
  SEINET269556  Malacothrix saxatilis var. tenuifolia Scott D. White 1996-5-27 4069 Riverside 'Badlands' Jackrabbit Canyon east of Moreno Valley and south of Calimesa between state highway 60 and Gilman Spring R 518 Comment
  POM128975  Marina parryi Childs 1920-12-1 s.n. Riverside Martinez Canyon, Santa Rosa Mts, Colorado Desert Comment
  UCR237636  Marina parryi Duncan S. Bell, Amanda Turek 2010-4-10 791 Riverside Riverside Mountains, southern section of the mountain range, c. 1 air mi southwest of Riverside Mountain Peak 269 Comment
  UCR262275  Marrubium vulgare A. C. Sanders 2006-5-13 32289 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA0034844  Marrubium vulgare Norman C. Cooper 1944-4-22 1112 Riverside Banning. 731 Comment
  UCR159209  Marsilea vestita A. C. Sanders, Kelly Volansky 2005-8-31 31585 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR224462  Matricaria matricarioides A. C. Sanders, T. B. Salvato 2011-3-28 38810 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  UCR85085  Medicago lupulina A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16028 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  CSUSB1104  Medicago polymorpha Dick Bernier 1966-5-4 Riverside Mary Knoll Hills. 75 yards below water tank- on a grassy slope- west of South La Cadena. 365 Comment
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Apr 7 2013
  UCR112800  Melia azedarach A. C. Sanders 1997-5-1 20616 Riverside Lake Skinner area, old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  CAS-BOT-BC271747  Melica frutescens Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater, Colo. Desert 304 Comment
  POM146215  Melica frutescens F. M. Reed 1926-5-16 5338 Riverside South of Menifee Comment
  UCR174306  Melica frutescens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32647 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  CAS-BOT-BC281602  Melica imperfecta W. A. Silveus 1938-4-16 2646 Riverside Near Elsinore Comment
  CAS-BOT-BC281606  Melica imperfecta Steve Boyd; et al. 1990-4-3 4103 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mt, just S of the E summit 701 Comment
  UCR104594  Melica imperfecta G. R. Ballmer 1998-3-14 s.n. Riverside Santa Ana Mtns., Walker Basin, west of Temecula, south of Rancho California Rd., vicinity of Via Vaquero 396 Comment
  UCR201628  Melilotus indicus Scott D. White, Justin M. Wood 2008-6-16 12112 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  RSA27524  Mentzelia affinis I. L. Wiggins 1941-3-26 s.n. Riverside Along wash at Wiley well. Comment
  UCR232398  Mentzelia affinis Dave Silverman, Onkar Singh 2010-3-25 7846 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, 220 m east of Black Creek Rd, 6.6 km west of McCoy Wash, and 8.2 km north of I-10 160 Comment
  LA210637  Mentzelia albicaulis Elizabeth Levine; 1949-5-22 s.n. Riverside At the Hurkey Creek Camp Grounds. Comment
  SD186252  Mentzelia desertorum Theo Glenn 1991-5-8 91 85 Riverside Big Maria Mtns., north of Blythe. 377 Comment
  CLARK-A1528-3165  Mentzelia involucrata John C. Roos 1948-4-24 3801 Riverside Whitewater 518 Comment
  CLARK-A1656-879  Mentzelia involucrata Lois Ann Scott 1977-12-2 Riverside Big Morongo Canyon Comment
  CSUSB969  Mentzelia involucrata Leland R. Dykes 1962-4-1 10 Riverside White Water Canyon Road, 4.5 miles north of US 60 Comment
  SBBG25136  Mentzelia involucrata D. Myrick 1966-4-2 1332 Riverside upper end of Aqueduct Rd, SE of Desert Hot Springs Comment
  UCR119342  Mentzelia involucrata B. G. Pitzer 2000-5-7 4134 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  RSA339677  Mentzelia involucrata var. megalantha Robert F. Thorne, C. W. Tilforth 1980-5-28 54215 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  RSA341994  Mentzelia involucrata var. megalantha Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54057 Riverside Along Whitewater River, E of bridge and levee. Comment
  UC700968  Mentzelia longiloba Aven and Ruth Nelson 1939-3-30 3336 Riverside near Desert Center (hiway 60) Comment
  RSA282473  Mentzelia obscura J. Zavortink 1964-1-20 2458 Riverside Joshua Tree National Monument, Fried Liver Wash Comment
  UC367106  Mentzelia tricuspis J. G. Lemmon and wife Apr. 1886 Riverside San Gorgonio, Mohave Comment
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Jul 20 2011
  SEINET273065  Microseris douglasii A. C. Sanders 1997-3-26 20131 Riverside Lake Skinner area: N edge of large clay patch adjacent to the Skinner entrance road ca. 1-2 km NE of Borel Rd. 1550 Comment
  UCR97278B  Microseris heterocarpa Scott D. White 1993-3-12 1171 B Riverside Near Winchester 466 Comment
  UCR172232  Microseris lindleyi John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  POM10950  Mimulus androsaceus I. M. Johnston 1922-5-20 5476 Riverside Kenworthy, Thomas Valley. 1463 Comment
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Mar 25 2011
  LA209115  Mimulus aurantiacus var. pubescens Norman C. Cooper; 1944-5-6 1205 Riverside Banning 701 Comment
  UC1329893  Mimulus aurantiacus var. pubescens James E. Cole 1941-5-2 672 Riverside Lost Horse Valley Joshua Tree National Monument 1310 Comment
  UCR48340  Mimulus aurantiacus var. pubescens Steve Boyd 1986-4-22 1749 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  UCR81103  Mimulus aurantiacus var. pubescens Scott D. White 1993-5-29 1438 Riverside San Bernardino Mtns., Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1067 Comment
  RSA585180  Mimulus aurantiacus var. puniceus D. Atwood 1993-3-26 17662 Riverside 1.5 mi. S. of Lake Elsinore, along Hwy 74. 671 Comment
  UCR135845  Mimulus aurantiacus var. puniceus A. C. Sanders 2004-4-20 27534 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR149849  Mimulus aurantiacus var. puniceus Scott D. White, Michael Honer 2004-4-6 10043 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UCR35234  Mimulus aurantiacus var. puniceus L. B. Ziegler 1969-4-25 347 Riverside San Jacinto Valley, hills on west side of valley in Coyote Pass area 518 Comment
  UC310840  Mimulus brevipes Philip A. Munz 1925-5-20 9821 Riverside 2 mi w Dripping Spring 426 Comment
  UCR260569  Mimulus brevipes T. B. Salvato 2014-5-29 8033 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  SEINET3078508 Image available Mimulus cardinalis Emily E. McGregor 1972-5-21 s.n. Riverside Santa Ana River bottom, off Freemont Drive Comment
  UCR114831  Mimulus floribundus Mitch Provance 1998-4-21 1113 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Hill Park, 0.7 km west of Pyrite St. on the north side of Granite Hill Dr. 305 Comment
  UCR93071  Mimulus floribundus A. C. Sanders, S. Ogg 1994-6-28 15182 Riverside Santa Ana River between the Hwy 60 bridge and the Mission Blvd. Bridge 241 Comment
  RSA650917  Mimulus guttatus Sandy Gray 1981-5-15 24 Riverside Hwy 60 - Beaumont. North Cherry Valley to Bogart Park. Comment
  SBBG47461  Mimulus guttatus N. C. Cooper 1944-6-17 1415 Riverside above Banning 1219 Comment
  UCR113873  Mimulus pilosus Mitch Provance, A. C. Sanders 2000-7-4 2092 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR216246  Mimulus pilosus Oleg Pryadko 2008-5-2 087 Riverside San Bernardino Valley Region, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  UCR275350  Mimulus pilosus T. B. Salvato, Melissa Clemons 2005-6-9 1493 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UC886389  Mimulus tilingii Carl B. Wolf 1932-8-5 3954 Riverside meadow on trail from Tahquitz Valley to San Jacinto Peak (head of a fork of Tahquitz Creek); San Jacinto Mts., 1st Real 2743 Comment
  UCR119839  Mirabilis albida J. Zabriskie 1978-5-15 1129 Riverside Santa Rosa Mtns, Cactus Spring Trail, west of Horsethief Creek 1128 Comment
  CLARK-A1703-67  Mirabilis bigelovii Donna Lee Hobbs 1962-3-18 3-18- 62 -26 Riverside Whitewater Canyon Comment
  CLARK-A1528-637  Mirabilis californica Fred B. Essig 1967-5-7 67-5- 7 -6 Riverside Box Springs Mountains Comment
  SEINET11941952  Mirabilis californica H. M. Hall 1903-1 3807 Riverside Vicinity of Riverside, in the Sonoran Zone 610 Comment
  HSC34753  Mirabilis laevis R. E. Cooksey Mar 1974 204 Riverside San Bernardino Mtns. White Water canyon 305 Comment
  UCR120587  Mirabilis laevis Steven R. Hill 2001-5-3 33683 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCR258747  Mirabilis laevis T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7905 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  CAS-BOT-BC434678  Mirabilis laevis var. crassifolia J. C. Roos 1966-4-23 s.n. Riverside Hills S. of Corona. Comment
  RSA0123999  Mirabilis laevis var. crassifolia Duncan S. Bell, Thomas Stoughton 2016-4-13 9251 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  SEINET3142545  Mirabilis laevis var. crassifolia N. C. Cooper 1944-3-25 1009 Riverside Cabazon 457 Comment
  OBI40178  Mirabilis laevis var. retrorsa N. Miles Fellows 1985-3-16 114 Riverside Oasis de Los Osos Preserve, off Snow Crk Cyn at the N foot of the San Jacinto Mts, 1 mi W of Snow Crk Village 488 Comment
  RSA0125279  Mirabilis laevis var. retrorsa Duncan S. Bell 2016-3-3 8784 Riverside Whitewater Canyon; near mouth of canyon, approximately 1 air mile south of Bonnie Bell, east side of the road, north of large gravel pit. 460 Comment
  RSA314622  Mirabilis laevis var. retrorsa Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55411 Riverside San Bernardino Mountains; Mouth of Whitewater canyon, east of Whitewater Post Office at south end of ridge, in sandy wash east of bridge, and on base of west-facing slope of ridge. 412 Comment
  RSA464829  Mirabilis laevis var. retrorsa M. B. Dunkle 1937-3-25 4921 Riverside Colorado Desert Comment
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Feb 17 2013
  SBBG1888  Mirabilis multiflora H. and M. Dearing 1940-6-8 4342 Riverside Pinyon Flat Camp, Palms to Pines Hwy Comment
  UCR255950  Mirabilis tenuiloba Deidre Conocchioli, Duncan S. Bell 2014-3-4 149 Riverside east side of Santa Rosa Mountains, west edge of Coachella Valley,1.3 mi down dirt BLM road from paved 58th Avenue, 4WD road south of Lake Cahuila and La Quinta 37 Comment
  CLARK-A1528-4222  Mohavea confertiflora John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  JOTR31938  Mohavea confertiflora La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2176 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash Comment
  UCR102915  Mohavea confertiflora George K. Helmkamp, E. A. Helmkamp 1998-2-5 2659 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  VVC1939  Monardella breweri subsp. lanceolata Tim Thomas, C. Sanders 2008-6-24 4526 Riverside San Jacinto Mtns, May Valley, in south drainage of Tahquitz Peak, ca. 2.8 air miles north of Lake Hemet. 1518 Comment
  POM230697  Monardella lanceolata var. lanceolata I. W. Clokey, E. G. Anderson 1935-8-21 6870 Riverside North fork, San Jacinto River. 1500 Comment
  SEINET3996310 Image available Monardella linoides Philip A. Munz 1939-8-14 15380 Riverside Santa Rosa Mountains; ridge east of Toro Peak 2286 Comment
  POM259259  Monardella linoides subsp. linoides P. A. Munz 1938-8-14 15380 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2287 Comment
  UCR201441  Monardella linoides subsp. linoides Scott D. White, Justin M. Wood 2008-7-10 12457 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  IRVC2057  Monardella nana R. H. Whittaker, W. A. Niering 1963-6-11 SJ 381 Riverside Santa Rosa mountain Road; middle of slope 20 degree E. Peninsular Ranges, Santa Rosa Mountains 1829 Comment
  JEPS44375  Monardella nana Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4273 Riverside About 1 mile below junction with spur to Santa Rosa Springs Comment
  RSA0099993  Monardella nana Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8575 Riverside Santa Rosa Mountains; on a small ridge/summit area just to the south of the summit of Santa Rosa Mountain. 2438 Comment
  RSA125332  Monardella nana subsp. arida R. Weatherby 1949-6-6 643 Riverside Santa Rosa Mountain. 1982 Comment
  RSA750417  Monardella nana subsp. arida Elizabeth McClintock 1941-5-31 54 Riverside About 5 miles from the Anza Monument turn off. Comment
  RSA750298  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 107 Riverside San Jacinto Mountains. Trail to Deer Springs, a short distance below first spring which crosses trail. Comment
  SEINET3996321 Image available Monardella nana subsp. tenuiflora Helen K. Sharsmith 1954-7-7 4444 Riverside San Bernardino National Forest; between Fuller Creek and Idlewild, on FS road to Black Mountain ca 1 mile from highway 1981 Comment
  SEINET13948655 Image available Monardella robisonii K. Stolte 1979-1 s.n. Riverside Joshua Tree National Monument. Serpent Rock, ca 800 meters SW of South Gate leading into Keys ranch. Serpent rock forms the N boundary of the Cohen property (off Monument route 2, opposite the entrance to Los Horse Ranger station.) Hidden Valley area Comment
  SEINET13948653 Image available Monardella saxicola Martha P. Creighton 1952-1 687 Riverside 2 mi. E Dripping Springs, 1500 ft alt. 457 Comment
  POM13290  Monoptilon bellioides E. C. Jaeger 1921-4-12 141 Riverside Palm Springs (Cabazon) Comment
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Mar 13 2011
  POM159820  Monoptilon bellioides E. C. Jaeger 1926-3-24 s.n. Riverside Pinto Mts, Colorado Desert. Comment
  RSA0024817  Monoptilon bellioides Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4464 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  UC69590  Monoptilon bellioides Wright 1890-1 Riverside Colorado Desert Comment
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Nov 29 2010
  UCR163925  Monoptilon bellioides A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29144 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR82767  Muhlenbergia californica A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15784 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  CLARK-A1045-226  Muhlenbergia microsperma George K. Helmkamp 1979-3-18 Riverside Shavers Valley 3 miles south of Interstate highway 10 on Cottonwood Springs Road [Box Canyon Road]; Cottonwood Spring 15'Q Comment
  LA9632  Muhlenbergia microsperma F. M. Reed; 1907-2-12 1202 Riverside near Chicago ave Comment
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Jan 18 2014
  LA9666  Muhlenbergia microsperma A. M. Duran; A. M. Martin 1932-3-26 sn Riverside Box Canyon Comment
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Mar 9 2014
  SD132481  Muhlenbergia rigens Scott White 1990-10-23 Riverside 8.5 mi. (airline) ENE of Temecula; E of De Portola Rd. on El Dorado Rd., freshwater marsh 487 Comment
  RSA357001  Muilla maritima Robert F. Thorne 1973-5-23 43871 Riverside Santa Rosa Plateau-Mesa De Colorado 609 Comment
  UCR31280  Muilla maritima A. C. Sanders, Theo Glenn 1983-4-17 3731 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UCR35286  Muilla maritima L. B. Ziegler 1967-7-4 175 Riverside San Jacinto Mtns, S slope of Thomas Mountain 1555 Comment
  CAS-BOT-BC83345  Myosurus minimus P. A. Munz; I. M. Johnston 1922-5-20 5461 Riverside Hemet Valley, San Jacinto Mountains. Pool at Kenworthy. 1432 Comment
  SBBG271  Myriopteris parryi H. and M. Dearing 1941-12-21 4345 Riverside Cathedral Cyn 152 Comment
  RSA421103  Nama demissa M. B. Dunkle 1932-3-25 2887 Riverside Cabazon. Colorado desert. 457 Comment
  RSA421109  Nama demissa Martha Hilend 1928-3-9 s.n. Riverside Near White Water Bridge. Colorado Desert. Comment
  SEINET3091487 Image available Nama demissa Norman C. Cooper 1949-4-8 3299 Riverside Desert Center, Desert Center. Comment
  UC880831  Nama demissa var. demissa Edmund C. Jaeger 1920-4-1 1078 Riverside Palm Springs Comment
  POM98790  Nama demissa var. deserti P. A. Munz 1926-1-31 9959 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA628886  Nassella cernua A. C. Sanders 1994-5-29 14558 Riverside San Bernardino Mountains: Morongo Indian Reservation, among hills on the low pass between Millard Cyn. and Potrero Cr., (116 deg 48'W, 33 deg 57'N) 750 Comment
  RSA714958  Nassella lepida Sarah J. De Groot, Beth Kempton 2006-3-16 5210 Riverside San Jacinto Mountains: Dirt road heading east from Castille Canyon Road toward Indian Creek, west of Poppet Flat. 658 Comment
  RSA501006  Nassella pulchra Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3124 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  SBBG89095  Nassella pulchra B. Pitzer, K. Kirtland 1986-3-6 200 Riverside N side of Pauba Valley, 1 mi S of Buck Mesa on the E side of Butterfield Stage Rd 457 Comment
  UCR229515  Navarretia intertexta Jeremiah George 2011-9-15 s.n. Riverside Peninsular Range; Elsinore Trough, Lake Elsinore area, south of Nichols Rd. and east of Baker St. 387 Comment
  CAS-BOT-BC109112  Nemacaulis denudata var. gracilis Peter Kamb 1948-4-11 895 Riverside Banning-Indio Highway east of Whitewater Wash, Coachella Valley. 457 Comment
  SD258496  Nemacaulis denudata var. gracilis J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24394 Riverside West Riverside Mountains: at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct, 3 miles S of Grommet RR xing at Hwy 62. (Grommet 7.5'Q) 363 Comment
  UCR279408  Nemacladus A. C. Sanders, Jim Malusa 2017-3-25 42995 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCR127494  Nemacladus glanduliferus A. C. Sanders 1995-4-13 16494 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR260877  Nemacladus longiflorus A. C. Sanders 2015-3-30 41530 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon near Lee (Corona) Lake, 0.1 mi. SW of the dam, south of Temescal Canyon Rd., c. 11 miles SE of Corona 351 Comment
  UCR20556  Nemacladus longiflorus var. longiflorus W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  POM316889  Nemacladus orientalis Marcus E. Jones 1930-4-2 26444 Riverside Hayfields Comment
  UCR77701  Nemacladus pinnatifidus Steve Boyd, Orlando Mistretta 1991-5-22 6310 A Riverside Agua Tibia Mountains, Vail Lake area, base of Agua Tibia Mountain, east of Dorland Mountain, west of Kolb Creek 793 Comment
  SEINET2081625  Nemacladus sigmoideus R. Haberle 1998-5-10 118 Riverside In Joshua Tree National Monument. Skull Rock Wash, South side ca. 1000 yards in. Comment
  UCR133409  Nemophila menziesii Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 325 A Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  UCR16820  Nemophila menziesii S. M. Chambers 1970-5-9 19 Riverside Santa Rosa Mtns., State Hwy 74, 1 mi. west of Santa Rosa Mountain Road 1220 Comment
  RSA329566  Nemophila menziesii var. menziesii Gary D. Wallace 1966-4-7 447 Riverside Tucolata Valley between Sage and Murrieta. Comment
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Feb 23 2017
  RSA38410  Nicolletia occidentalis P. A. Munz 1946-10-21 11602 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1296 Comment
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Sep 25 2011
  UC218059  Nicotiana clevelandii P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4851 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 457 Comment
  HSC21281  Nicotiana glauca H. E. Parks 1938-2-16 24097 Riverside Soboba 488 Comment
  JEPS12267  Nicotiana obtusifolia W. I. Follett 1942-3-22 127 Riverside 12.2 mi e Mecca; Colorado Desert Comment
  JOTR31883  Nicotiana obtusifolia La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2135 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Rockhouse Canyon; steep-walled canyon and sandy wash along an old road Comment
  JOTR35083  Nicotiana obtusifolia La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3534 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocks; narrow drainages surrounded by loose rocky slopes Comment
  JOTR38662  Nicotiana obtusifolia Hodges, Stephen R. 2017-2-1 668 Riverside Joshua Tree National Park. Eagle Mountains, just inside the park boundary on the road to Pinto Wells Comment
  RSA426716  Nicotiana obtusifolia M. B. Dunkle 1935-4-17 4561 Riverside W. of Wiley Well. Colorado Desert. Comment
  RSA644222  Nicotiana obtusifolia Victor W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-14 1362 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10; ca. 600 m. Along a small wash on north-facing slope. 183 Comment
  RSA659516  Nicotiana obtusifolia J. C. Roos 1966-2-5 s.n. Riverside Pushawalla Wash near 1000 Palms, Indio Hills. Comment
  RSA708493  Nicotiana obtusifolia Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10890 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. 24 Comment
  SBBG32354  Nicotiana obtusifolia L. S. Rose 1967-12-19 Riverside La Quinta 15 Comment
  SEINET10546595  Nicotiana trigonophylla Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 20 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. Along gravelly wash in creosote bush scrub. 380 Comment
  RSA58891  Nolina parryi Sara M. Schenck 1950-6-8 15482 Riverside Below dam in wash above Desert Queen Mine, Joshua Tree National Monument. Comment
  UC2030242  Notholaena californica Beck with M. D. Windham, C. J. Rothfels, A. Grusz, K. Pryer, E. Schuettpelz 2008-5-15 1093 Riverside Outskirts of Palm Springs just W of Palm Canyon Drive Comment
  UCSB38719  Notholaena californica Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  CLARK-A1528-3571  Notholaena newberryi John C. Roos, Lucille Roos 1951-10-27 5348 Riverside Riverside 304 Comment
  CAS-BOT-BC171493  Oenothera californica Ethel H. Campbell 1921-5-1 1 a Riverside Between Riverside & Ontario Comment
  CAS-BOT-BC171495  Oenothera californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9666 Riverside Between Riverside and Ontario Comment
  UCR127350  Oenothera californica A. C. Sanders, D. Malueg 2003-5-8 26562 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UC1329914  Oenothera californica subsp. californica James E. Cole 1941-5-29 820 Riverside Stubby Spring Rd Joshua Tree National Monument 1402 Comment
  RSA649936  Oenothera claviformis L. Fountain 1966-2-23 18 Riverside Colorado Desert [along Highway] 60, 1 mile south of Garnet. Comment
  RSA192047  Oenothera elata subsp. hirsutissima H. A. Zuill 1966-6-23 240 Riverside De Luz Road about 9 miles SW of Murrieta. Comment
  UCR6153  Oenothera speciosa A. P. Donaldson 1966-4-11 s.n. Riverside 0.4 mi from the corner of Van Buren and Magnolia Ave. toward the Riverside Freeway in Arlington 259 Comment
  UC665851  Oligomeris linifolia Ira L. Wiggins 1941-3-24 9581 Riverside 3.5 mi s Mortmar (beach along eastern margin of Salton Sea); along eastern margin of Salton Sea Comment
  UC72697  Oligomeris linifolia E. E. Schellenger Riverside Paloverde; Colorado Desert, Paloverde Comment
  CAS-BOT-BC248281  Oncosiphon piluliferum A. C. Sanders; T. B. Salvato 2011-4-4 38975 Riverside Peninsular Range: Lake Elsinore, Hwy 74 (Riverside Dr.) at Baker St. 382 Comment
  RSA0039454  Oncosiphon piluliferum A. C. Sanders, Timothy W. Chumley 2013-4-1 40725 Riverside Hwy 74 at Collier, large vacant parcel at SE corner of intersection, NE edge of Lake Elsinore, between Riverside Dr. (Hwy 74) and Enterprise Way 385 Comment
  RSA771356  Opuntia basilaris var. basilaris Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4497 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SBBG88024  Opuntia littoralis A. C. Sanders 1984-4-15 5012 Riverside Mesa de Colorado, 5 air mi SW of Murrieta 60 Comment
  SEINET224185  Opuntia littoralis var. martiniana Lyman Benson, Robert Benson 1955-12-6 15618 Riverside Hills 3 miles southeast of Redlands. Crystal/springs 488 Comment
  UCR192122  Opuntia microdasys John F. Green 2008-6-5 s.n. Riverside Peninsular Range, south side of Hwy 74, c. 3 miles NE of Lake Elsinore and 3 miles NW of Canyon Lake 478 Comment
  CAS-BOT-BC56227  Opuntia polyacantha var. erinacea Edmund C. Jaeger 1925-1-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR154537  Orcuttia californica Jason L. Hlebakos 2005-5-18 712 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCSB13106  Orobanche cooperi Dearing, Hugh; Dearing, Margaret 1942-4-4 Riverside So.of Vidal, East Colorado desert Comment
  SEINET8466923 Image available Orobanche cooperi J. L. Burke 1976-4-14 Riverside Alluvial fan off SW base of Granite Mtns. Comment
  CAS-BOT-BC500137  Orobanche fasciculata Ivan Johnston 1917-4-4 1102 Riverside Andreas Canyon 243 Comment
  CLARK-A1528-7774  Orthocarpus purpurascens John C. Roos 1940-4-20 896 Riverside Reche Canyon Comment
  RSA192067  Orthocarpus purpurascens E. W. Lathrop 1966-5-1 6228 Riverside 3 miles W of Murrieta. Tenaja Plateau. Comment
  RSA126711  Oxytheca caryophylloides Peter H. Raven, R. Snow 1957-7-26 11091 Riverside Banning-Idyllwild road, 0.9 miles north of Vista Grande Ranger Station, San Jacinto Mts. Comment
  POM157924  Oxytheca trilobata P. A. Munz 1927-5-21 10847 Riverside Head of San Carlos Pass, Anza. 1372 Comment
  UCR24259  Oxytheca trilobata John C. Roos 1943-5-23 2672 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  RSA17258  Paeonia californica Carl B. Wolf 1936-6-17 7955 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  UCR35093  Paeonia californica L. B. Ziegler 1967-2-20 110 Riverside San Jacinto Mtns., Red Mountain Road off Hwy 79 762 Comment
  UCR102716  Palafoxia arida B. G. Pitzer 1998-1-24 3402 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  POM299274  Palafoxia arida var. arida A. M. Alexander, Louise Kellogg 1941-5-12 2163 Riverside Eagle Mts., road to Black Eagle Mine. 671 Comment
  UC665738  Palafoxia arida var. arida Ira L. Wiggins 1941-3-24 9564 Riverside sand dunes 0.3 mi s Myoma (4.2 mi n of Indio) Comment
  UCD159794  Palafoxia arida var. arida Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1419 Riverside Colorado Desert: Northeastern Colorado Desert region: along Palen Road near Highway 177. 170 Comment
  UCD84934  Palafoxia arida var. arida Chuck Hughes 2010-3-22 206 Riverside About 9.4 miles south of Highway 62, next to railroad tracks. 245 Comment
  UCSB18115  Palafoxia arida var. arida Flinck, Al 1964-5-17 Riverside State Highway 74, 11 miles S of State Highway 111 Comment
  UCD134880  Palafoxia arida var. gigantea Ann F. Johnson 1975-1-3 1121 Riverside near Highway I-10 at 'Stuckey's Candy' north of Palm Springs. Comment
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Nov 27 2014
  SD193036  Panicum acuminatum var. acuminatum Scott D. White, Justin Wood 2007-4-16 11653 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 334 Comment
  CLARK-A1528-1258  Panicum capillare John C. Roos 1951-9-25 5255 Riverside Riverside 259 Comment
  SBBG93136  Panicum capillare S. Myers 1989-7-14 Riverside ca. 0.75 mi W of confluence of Murrieta Crk and Santa Margarita River, ca. 1.25 mi SSW of Temecula Comment
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Jun 8 2013
  SD255062  Panicum dichotomiflorum subsp. dichotomiflorum Sarah J. De Groot, Amy Rouillard 2015-9-15 7568 B Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 106 Comment
  UC820175  Panicum urvilleanum Alice Eastwood 1913-4-30 3122 Riverside road to station Palm Springs Comment
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Sep 19 2007
  RSA509725  Parietaria hespera var. californica Ed LaRue 1989-4-12 s.n. Riverside Midway between Mead Valley and March Air Force Base. 518 Comment
  RSA605789  Parkinsonia aculeata Scott D. White 1996-3-23 3846 Riverside Santa Rosa Hills, SE of Hemet (Loomis property: ''Friendly Hills Ranch''). 595 Comment
  RSA704041  Parosela spinosa J. Russell Bruff 1929-12-28 453 Riverside Dos Palmas Comment
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Apr 28 2011
  RSA733145  Paspalum vaginatum R. E. Riefner 2005-8-7 5 -596 Riverside Indian wells, tributary to Whitewater River, Hwy. 111 near Point Happy. 20 Comment
  RSA92219  Pectis papposa F. W. Peirson 1937-11-27 12245 Riverside La Quinta, Coachella Valley. 0 Comment
  UCR20973  Pectocarya anisocarpa A. C. Sanders 1980-5-2 1432 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  JOTR34481  Pectocarya heterocarpa Andre, Jim 2012-4-16 20962 Riverside Joshua Tree National Park. Queen Valley; north side of Ryan Mtn. at Sheeps Pass campground area. 1370 Comment
  UCR249666  Pectocarya heterocarpa T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7304 Riverside Sonoran (Colorado) Desert, 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 137 Comment
  UCR226063  Pectocarya linearis A. C. Sanders, T. B. Salvato 2011-4-1 38966 Riverside Peninsular Range, Lake Elsinore, hilltop 90 m NE of intersection of Baker St. and Bunker St., 0.35 km NW of Hwy 74 401 Comment
  UCR91438  Pectocarya linearis Scott D. White 1995-3-30 2636 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  RSA180305  Pectocarya linearis subsp. ferocula E. W. Lathrop 1960-3-11 4656 b Riverside 5 miles west of Murrieta. Comment
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Apr 28 2011
  SDSU18357  Pectocarya linearis subsp. ferocula C. Matt Guilliams 2008-2-21 474 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  UCR162763  Pectocarya penicillata S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR88558  Pectocarya penicillata A. C. Sanders 1995-4-13 16506 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  RSA678271  Pectocarya peninsularis Valerie Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1081 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  UC551795  Pectocarya peninsularis F. R. Fosberg 1932-3-13 10624 Riverside Thousand Palms Canyon Comment
  RSA0031014  Pectocarya platycarpa J. Andre 2013-3-27 24802 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  UCR84837  Pectocarya recurvata A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16208 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  POM12747  Pedicularis semibarbata Philip A. Munz 1922-7-6 6020 Riverside Between Hidden Lake and Round Valley. 2561 Comment
  UCR145568  Pellaea andromedifolia Robert Whittaker, W. A. Niering 1963-5-28 SJ- 37 Riverside San Jacinto Mountains, Mountain Center to Hemet Hwy 976 Comment
  RSA686929  Pellaea mucronata Norman C. Cooper 1947-4-5 2034 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA0100144  Pellaea mucronata subsp. mucronata Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8582 Riverside Santa Rosa Mountains; on a small ridge/summit area just to the south of the summit of Santa Rosa Mountain. 2438 Comment
  JOTR30842  Pellaea mucronata var. californica Andre, Jim, Tasha La Doux 2008-9-16 10703 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  JEPS20693  Pellaea mucronata var. mucronata Rimo Bacigalupi with Paul C. Hutchison 1958-2-19 6206 -A Riverside ca. 2 mi w of Ribbonwood (above CA Hwy 74 (Palms to Pines)); San Bernardino Nat'l Forest, sw base Santa Rosa Mts 1371 Comment
  RSA523503  Pellaea mucronata var. mucronata Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-30 3963 Riverside Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn. 640 Comment
  NY583793  Penstemon centranthifolius D. B. Dunn 1973-6-15 20770 Riverside Collected at the junction of Highway 74 and 71. A gas station on the southwest corner. Comment
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May 24 2012
  NY583812  Penstemon centranthifolius F. W. Pennell 1940-4-28 25289 Riverside Route 74; below Ribbonwood, east of San Jacinto Range 1066.8 Comment
  POM49149  Penstemon centranthifolius Philip A. Munz 1924-5-18 8132 Riverside 18 miles from Banning on Idyllwild Road Alt. 1524 Comment
  RSA601102  Penstemon centranthifolius A. C. Sanders, J. Goetzen 1996-5-1 18137 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk., N of Banning. [UTM 10 km cell: NH-1E, 5N. Banning.] 792 Comment
  RSA96998  Penstemon centranthifolius R. M. Straw 1953-6-6 460 Riverside 6.6 mi. S. of Banning on Idyllwild Road. Comment
  LA209524  Penstemon clevelandii Carl Epling; William Stewart 1936-5-9 sn Riverside Santa Rosa Mountains, near Ribbonwood Comment
  RSA271841  Penstemon clevelandii subsp. connatus C. W. Tilforth, Walter Wisura 1978-7-27 1670 Riverside Along Hwy 74 at Bighorn Sheep Lookout above 7 Level Hill, south of Palm Desert Comment
  JOTR31150  Penstemon eatonii var. undosus La Doux, Tasha 2009-6-3 1859 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  UCR35236  Penstemon grinnellii L. B. Ziegler 1968-6-17 326 Riverside San Jacinto Mtns, Strawberry Valley. Near the base of Lily Rock 1951 Comment
  UC217842  Penstemon labrosus P. A. Munz 1922-9-7 6454 Riverside San Jacinto Peak 3048 Comment
  RSA401809  Penstemon spectabilis Gale Sphon 1955-5-7 s.n. Riverside 3 miles W of Lake Elsinore. Comment
  UCR141686  Penstemon spectabilis June Latting 1980-5-20 s.n. Riverside Peninsular Range, Santa Ana Mountains, Skyline Drive in Tin Mine Canyon, south of Sierra Peak 671 Comment
  RSA96902  Penstemon spectabilis R. M. Straw 1953-6-24 482 Riverside 8 mi. S of Banning on Idyllwild Rd. 1220 Comment
  SEINET11173464  Penstemon spectabilis subsp. spectabilis N. C. Cooper 1944-6-17 1422 Riverside San Jacinto Mtns. above Banning. Comment
  RSA0036468  Penstemon spectabilis subsp. subviscosus J. M. Andre 2012-6-15 30503 Riverside San Jacinto Mountains: Along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest. 1171 Comment
  JEPS11602  Penstemon spectabilis var. spectabilis W. L. Jepson 1928-4-19 12436 Riverside Temecula Temecula (sw Riverside Co.) 310 Comment
  NY661184  Penstemon spectabilis var. spectabilis C. B. Wolf 1938-6-11 9417 Riverside San Jacinto Mountains, Palms to Pines Highway, 1½ miles west of junction to Anza 1219.2 Comment
  POM19632  Pentachaeta aurea Mary F. Spencer 1923-7-27 2211 Riverside Fern Valley 1616 Comment
  POM7597  Pentachaeta aurea P. A. Munz, R. D. Harwood 1920-4-20 3755 Riverside Elsinore 366 Comment
  RSA200063  Pentachaeta aurea L. B. Ziegler 1967-8-1 s.n. Riverside Upper Hurkey Creek, southern part of San Jacinto Mountains 1524 Comment
  UCD137797  Pentagramma triangularis subsp. maxonii Geoffrey Levin 1976-3-27 683 Riverside San Jacinto Mts, Chino Canyon. West of Palm Springs. Alluvial fan of San Jacinto Mountains. Salton Sea Basin drainage area. 396 Comment
  CAS-BOT-BC77571  Peritoma arborea var. globosa Steve Boyd 1994-10-14 8402 Riverside Southern Santa Ana Mountains, Santa Rosa Plateau, east of the Tenaja Guard Station of the Cleveland National Forest 670 Comment
  GMDRC9799  Perityle emoryi J. M. Andre 2017-3-1 38008 Riverside Orocopia Mountains: north end of range, near BLM Rd # 133, 3.5 mi. SE of Interstate 10 (at Box Cyn/Cottonwood Spring Rd exits). 606 Comment
  SEINET3388780 Image available Perityle emoryi Lewis S. Rose 1935-12-23 35687 Riverside 13 miles south of Cathedral City. San Jacinto Mountains. 610 Comment
  UCR196364  Perityle emoryi Naomi Fraga, Lisa Rojas 2005-2-10 1360 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR279475  Perityle emoryi A. C. Sanders, Jim Malusa 2017-3-29 43190 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  RSA795941  Petalonyx thurberi Duncan S. Bell 2009-4-19 279 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  SBBG4891  Petalonyx thurberi subsp. thurberi H. and M. Dearing 1940-6-7 4322 Riverside 7 mi N of Palm Springs Comment
  UC604863  Petalonyx thurberi subsp. thurberi Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9568 Riverside 2 mi. up Painted Canyon; Mecca Hills, Painted Canyon Comment
  UCR18846  Petunia parviflora John C. Roos 1951-10-19 5327 Riverside San Jacinto Valley, Near S end of Old Jackrabbit Trail 457 Comment
  UCR266907  Petunia parviflora D. E. Bramlet 2005-7-13 3899 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, Mystic Lake, SW side near duck club, 200 ft. east of South Contour Rd., 4700 ft. north of San Jacinto River 434 Comment
  CAS-BOT-BC326772  Peucephyllum schottii John Thomas Howell 1928-3-24 3532 Riverside Painted Canyon, Colorado Desert Comment
  CAS-BOT-BC326837  Peucephyllum schottii Marcus E. Jones 1930-4-1 s.n. Riverside Shaver's Well Comment
  RSA471972  Peucephyllum schottii Christopher Davidson 1979-4-4 7729 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  SBBG56037  Peucephyllum schottii C. Davidson, B. Gustafson 1977-4-7 5567 Riverside Whitewater Cyn Rd, near start of Pacific Crest Trail 609 Comment
  SBBG62763  Peucephyllum schottii M. N. Ackley 1928-3-31 303 Riverside Hidden Spring 304 Comment
  UC566662  Peucephyllum schottii Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert Comment
  POM12033  Phacelia ambigua Mary F. Spencer 1920-3-14 1581 Riverside Desert sand, Colorado Desert. -60 Comment
  UCR224439  Phacelia ambigua var. minutiflora Dave Silverman 2010-3-30 8062 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 183 Comment
  RSA771630  Phacelia campanularia subsp. campanularia Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4992 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 732 Comment
  HSC13694  Phacelia campanularia subsp. vasiformis C. L. Hitchcock, C. V. Muhlick 1964-3-22 23245 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  JOTR35288  Phacelia campanularia subsp. vasiformis Andre, Jim 2012-4-11 20781 Riverside Joshua Tree National Park. NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7mi east of road to Cottonwood Spring, 34mi south of Hwy 62 at Twentynine Palms. 729 Comment
  UCR113167  Phacelia cicutaria var. hispida A. C. Sanders 1998-3-11 21672 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near high water line of reservoir under construction 518 Comment
  UCR180597  Phacelia cicutaria var. hispida Scott D. White, Angelia Carey 2004-4-5 10021 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR97708  Phacelia cicutaria var. hispida Scott D. White 1997-2-28 4716 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  CAS-BOT-BC133958  Phacelia crenulata var. ambigua John H. Thomas 1957-3-30 6531 Riverside 0.8 miles east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. 518 Comment
  RSA0031421  Phacelia crenulata var. ambigua Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4470 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA0035906  Phacelia crenulata var. ambigua J. M. Andre 2013-3-27 24829 Riverside Riverside Mountains; along Wilson River Crossing Rd., 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct. 114 Comment
  UCR114946  Phacelia curvipes G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  SD254636  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-18 42367 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, along gasline road 21.5 km due N of Slab City/Camp Dunlap (Iris Pass 7.5'Q) 537 Comment
  SEINET6627583  Phacelia distans Scott D. White 2001-4-3 8271 Riverside Colorado Desert: Shaver's Valley. south of the I-10 Freeway, ca. 15 miles east of Indio. Bajadas and exit accessing pump station Comment
  POM289797  Phacelia distans Lyman Benson 1933-3-31 4178 Riverside Beginning of Hemet Road, San Jacinto Mt. Colorado Desert. 579 Comment
  SD119892  Phacelia fremontii Louis B. Ziegler 1969-4-3 339 Riverside Pinyon Flats; San Jacinto Mountains. Comment
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Nov 27 2012
  JEPS19793  Phacelia ivesiana Rimo Bacigalupi with Paul C. Hutchison 1958-2-19 6202 Riverside 9.4 mi n of Blythe (at western base of Big Maria Mountains); Big Maria Mountains 167 Comment
  RSA0106639  Phacelia ivesiana Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-7 4774 Riverside East side of the Arica Mountains; west side of Rice Valley approximately 5.5 air miles southeast of the ghost town or Rice or approximately 4.75 air miles east of Priests Well. 208 Comment
  JEPS86532  Phacelia minor Roy E. Buck 1988-4-1 869 Riverside e-facing slope above CA Hwy. 74 (near top of grade w of Lake Elsinore, ca 2.0 air km nw of confluence of Harlan Cyn and Johnson Cyn drainages, 7 air km w of Lake Elsinore); Elsinore Mountains 780 Comment
  RSA203061  Phacelia minor James Henrickson 1967-4-30 2462 Riverside 2 miles N of Lake Elsinore. 396 Comment
  UCR214299  Phacelia neglecta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37466 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  SDSU13608  Phacelia ramosissima var. latifolia W. Miller with C. Mosse 1972-7-11 Riverside On trail southeast of dam by main road. Comment
  UC697613  Phacelia ramosissima var. latifolia Kay H. Beach 1942-10-22 1657 Riverside roadside 4 mi nw Corona City limits (on road to Chino) Comment
  RSA776295  Phacelia rotundifolia Duncan S. Bell, Amanda Turek 2010-4-10 829 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  RSA112736  Phacelia suaveolens subsp. keckii J. T. Howell 1931-5-30 6611 Riverside Santiago Peak. 1220 Comment
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Jul 21 2018
  CLARK-A1656-680  Phacelia tanacetifolia Milton Walker 1978-3-3 Riverside La Quinta 30 Comment
  POM14416  Phalaris lemmonii P. A. Munz, I. M. Johnston 1922-5-18 5319 Riverside 3 miles south of Elsinore Comment
  UCR33708  Phalaris minor Faulkner 1978-4-27 508 Riverside Eastern Colorado Desert, 22 mi NW of Blythe, north and west of Midland 306 Comment
  UC56540  Phlox austromontana H. M. Hall 1898-6-27 949 Riverside El Toro Peak San Jacinto Mts. Comment
  JOTR28817  Pholistoma membranaceum La Doux, Tasha 2005-3-1 1085 Riverside Joshua Tree National Park. 3.5 miles North of Cottonwood Visitor's Center at exhibit Comment
  UCR88865  Pholistoma membranaceum A. C. Sanders 1995-4-13 16507 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  VVC284  Pholistoma membranaceum A. C. Sanders, J. Mac 1997-2-8 19683 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  POM6502  Phoradendron californicum Philip A. Munz, Street, Williams 1919-3-26 2333 Riverside Indio. 0 Comment
  RSA650124  Phoradendron californicum David B. Dunn 1947-7-12 2978 Riverside Pushawalla Canyon, Indio Hills. Comment
  RSA336422  Phoradendron densum Robert F. Thorne, A. Shmida 1978-4-23 52079 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  LA209829  Phoradendron juniperinum Louis C. Wheeler; 1931-10-3 243 Riverside San Jacinto Mountains, 1.5 mi NW Tahquitz Peak 1920 Comment
  UCR150012  Phoradendron macrophyllum Scott D. White, Angelia Carey 2004-4-16 10156 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  POM48370  Phoradendron pauciflorum Philip A. Munz, I. M. Johnston 1924-7-27 8780 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  UCR50420  Phoradendron villosum L. F. LaPre, S. J. Myers 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  CAS-BOT-BC260908  Phragmites australis S. B. Parish 1912-7-3 8069 Riverside Salton Bridge near Durmid Comment
  CLARK-A1528-888  Physalis crassifolia Charlotte Stocks 1963-5-26 Riverside La Quinta Comment
  JOTR36457  Physalis crassifolia La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3427 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  RSA423815  Physalis crassifolia M. B. Dunkle 1933-3-4 3065 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA423821  Physalis crassifolia J. Jones, Christopher Davidson 1980-4-4 9934 Riverside West end of the Orocopia Mtns. in a small canyon and wash almost due south of Oro peak. 518 Comment
  RSA663919  Physalis crassifolia C. R. Annable 1995-3-15 2285 Riverside 2.7km SW of Valerie on road to Martinez Canyon. Comment
  UCR103322  Physalis crassifolia George K. Helmkamp, E. A. Helmkamp 1998-2-5 2653 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  RSA682885  Pinus flexilis Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1448 Riverside Northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  UC64551  Pinus lambertiana H. M. Hall 1901-6-1 2320 Riverside near Tauquitz; San Jacinto Mountains 2682 Comment
  SFV268  Pinus monophylla M. L. Vincent, R. H. Swade 1963-10-19 440 Riverside Roadside on California state Highway 74, near the road to Pinyon Flat. 1220 Comment
  CAS-BOT-BC79088  Pinus quadrifolia Victor Duran 1933-7-2 3495 Riverside near Santa Rosa, Santa Rosa Mountains 1676 Comment
  CAS-BOT-BC79094  Pinus quadrifolia C. B. Wolf 1931-5-11 1947 Riverside near Pipe Creek, above Hemet Valley, San Jacinto Mts. 1706 Comment
  RSA247352  Pinus quadrifolia G. D. Wallace, D. Wilken 1966-7-3 635 Riverside San Jacinto Mtns up Thomas Mtn. Rd. west of Palm Desert. Comment
  UCD134974  Pinus quadrifolia R. N. Raynor 1938-6-30 s.n. Riverside Near Anza, San Jacinto Mts. Comment
  UCSB152  Pinus quadrifolia Haller, Norman 1953-5-24 Riverside Hwy. 74, Vandeventer Flats, 5 miles W. of Pinyon Flats, San Jacinto Mts. 1524 Comment
  UCR209164  Pistacia atlantica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37157 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  UCR92664  Pityrogramma triangularis var. triangularis Scott D. White 1996-2-18 3808 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  CLARK-A1528-2259  Plagiobothrys californicus John C. Roos 1952-2-29 5368 Riverside Reche Canyon 457 Comment
  RSA645633  Plagiobothrys canescens Scott D. White 1999-5-2 7282 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  UCR137477  Plagiobothrys canescens D. L. Banks 1997-3-16 1537 Riverside NW Palomar Mountains, Agua Tibia Mountains, N face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound 567 Comment
  UCR171974  Plagiobothrys canescens John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula, Long Canyon, Southern California Edison right of way between residential areas, south of Rancho California Road and east of Margarita Road 366 Comment
  RSA689516  Plagiobothrys collinus var. californicus Scott D. White, Michael Honer 2003-4-2 8902 Riverside Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UCR117307  Plagiobothrys fulvus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 739 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UC219099  Plagiobothrys leptocladus P. A. Munz and I. M. Johnston 1922-5-19 5369 Riverside Menifee Valley Comment
  UCR101381  Plagiobothrys tenellus A. C. Sanders 1997-4-10 20321 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  UCR121181  Plagiobothrys tenellus D. E. Bramlet 1990-4-27 1985 Riverside Rawson Canyon, 2,500 ft. (0.47 mi.) SW of Crown Valley and 500 ft. (~0.1 mi.) west of access road 640 Comment
  RSA621636  Plantago elongata subsp. pentasperma R. E. Riefner 1998-3-22 98 -185 Riverside Lake Elsinore. Elsinore trough between Willard and Murrieta Creek. Comment
  RSA736379  Plantago erecta Scott D. White, Justin M. Wood 2008-5-1 11920 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  RSA769650  Plantago erecta Duncan S. Bell, Naomi Fraga 2010-4-22 851 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.2 air miles southeast of junction of Highway 74 and forest service road 5S15. 771 Comment
  SDSU13316  Plantago erecta Shawn Johnston, Calif. Taxonomy Class spring 2000 2000-4-1 9 Riverside Santa Margarita Ecological Reserve North end. Comment
  UCR40204  Plantago lanceolata Steve Boyd 1985-7-2 1000 23 Riverside Santa Ana Mtns., Santa Rosa Plateau, 5 mi. west of Rancho California at junction of Rancho California Road and De Luz Road 427 Comment
  SEINET3523551 Image available Plantago ovata Jim Andre, T. La Doux 2010-2-28 12553 Riverside Lower Colorado River Valley; along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower. 83 Comment
  UCR103339  Plantago ovata George K. Helmkamp 1998-2-5 2647 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCR214427  Plantago ovata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37497 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  RSA314639  Plantago ovata var. fastigiata Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55434 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA402041B  Plantago ovata var. fastigiata F. R. Fosberg 1932-3-13 8074 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  RSA550350  Plantago ovata var. fastigiata Walter Wisura, J. Dolan, M. Wall 1992-3-24 4638 Riverside 1.9 miles S of I-10 on road to Corn Spring Comment
  SBBG25878  Plantago ovata var. fastigiata E. R. Blakley 1966-4-9 6750 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  RSA773665  Plantago patagonica Duncan S. Bell, Joy D. England 2010-5-20 1028 Riverside San Bernardino National Forest: Garner Valley, approximately 2 miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1374 Comment
  UCR199718  Plantago patagonica Scott D. White 2008-4-28 11915 Riverside San Gorgonio Pass, Banning, south of Hwy I-10 and just north of San Jacinto Mountains toe slope. East of Sunset Avenue 701 Comment
  CAS-BOT-BC91888  Platystemon californicus A. C. Sanders; G. Helmkamp 1997-3-15 19985 Riverside Lake Skinner Area, northeast shore of Skinner Lake, southeast foot of Bachelor Mountain, northeast slope of small hill. 473 Comment
  POM305297  Platystemon californicus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 545 Riverside S of Corona Comment
  RSA445715  Platystemon californicus Frances L. Cramer 1941-5-3 26317 Riverside Joshua Tree National Monument Comment
  UCD96063  Platystemon californicus Geoffrey Levin 1975-4-26 493 Riverside Mahew Canyon, 1.5 miles southeast of Glen Ivy on Highway 71, 335 Comment
  SEINET12102791  Platystemon californicus E. A. Purer 1935-1 6440 Riverside Pine Valley on Pines to Palms Highway Comment
  CLARK-A1528-3416  Platystemon californicus var. crinitus John C. Roos 1942-5-2 1147 Riverside Joshua Tree National Park Comment
  UC912655  Pleuraphis rigida H. L. Mason 1928-3-10 4198 Riverside Whitewater River Comment
  RSA472090  Pleurocoronis pluriseta Albert J. Perkins 1916-4-19 s.n. Riverside Palm Springs. Comment
  RSA695628  Pleurocoronis pluriseta J. R. Bruff 1933-1-1 s.n. Riverside Travertine Point, south of Indio. Comment
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Oct 30 2011
  UC126887  Pleurocoronis pluriseta H. M. Hall 1905-4-16 5795 Riverside 11 km w Coachella; Colorado Desert, Marshall Canyon 30 Comment
  CAS-BOT-BC326550  Pluchea sericea W. R. Dudley 1903-12-29 s.n. Riverside Palm Barrancas Comment
  VVC571  Poa howellii A. C. Sanders, J. Mac 1997-5-4 20646 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  CHSC109236  Poa pratensis Scott D. White; Justin M. Wood 2008-6-19 12260 Riverside San Jacinto Mountains: Meadows at Baldy Mountain. 1631 Comment
  RSA714375  Poa pratensis T. B. Salvato, John Green 2004-5-27 608 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1402 Comment
  RSA740947  Poa pratensis Scott D. White, Justin M. Wood 2008-6-17 12186 -A Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UCD91842  Poa pratensis Alan A. Beetle 1946-6-10 4346 Riverside Mt. San Jacinto. At top of Tahquitz Valley. 2438 Comment
  UCD92360  Poa secunda subsp. juncifolia Frank W. Gould 1944-4-5 2235 Riverside 17 miles E of Temecula on Hwy 79. Comment
  UCD91691  Poa secunda subsp. secunda J. G. Lemmon 1888-4-14 s.n. Riverside Elsinore. Comment
  RSA180378  Polygala cornuta var. fishiae E. W. Lathrop 1960-6-7 4890 Riverside 14 miles west of Murrieta, Redonda Mesa. Comment
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Apr 28 2011
  UCR189795  Polygala cornuta var. fishiae Diane Menuz 2007-9-13 369 Riverside Peninsular Range, Coastal Foothills Region, Cleveland National Forest c. 1.75 mi north of San Diego County line. San Mateo Canyon c. 0.6 mi southeast of Fisherman's Camp 375 Comment
  CDA36447  Polygonum arenastrum Mulhesin 1999-2-17 PDR 849875 Riverside Southern California; Near Blythe. Schindler Bros. farms. 0 Comment
  RSA785070  Polygonum arenastrum Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 78 Riverside Fobes Ranch road turn from Hwy 74 Comment
  UCR155082  Polygonum argyrocoleon A. C. Sanders, Kelly Volansky 2005-3-17 29243 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  POM2363  Polygonum bistortoides I. M. Johnston 1916-8-1 s.n. Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  SD71771  Polypogon monspeliensis H. V. Witham 1969-7-2 181 Riverside De Luz Creek crossing, 4 mi. N. of De Luz 249 Comment
  RSA741557  Polypogon viridis Justin M. Wood 2008-9-30 169 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  POM182203  Populus X parryi Philip A. Munz 1932-4-24 12388 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  JOTR35918  Populus fremontii subsp. fremontii De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6866 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  CAS-BOT-BC356156  Porophyllum gracile Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring Comment
  RSA554287  Porophyllum gracile Scott D. White 1992-2-25 92 -14 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  POM366583  Potentilla gracilis var. elmeri Anstruther Davidson 1920-07 3401 Riverside Idlywild. [Idyllwild.] Comment
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Nov 29 2014
  CAS-BOT-BC540423  Potentilla gracilis var. fastigiata H. M. Hall 1901-6-1 2296 Riverside San Jacinto Mountains, in the vicinity of Strawberry Valley 1615 Comment
  UC170162  Proboscidea althaeifolia E. E. Schellenger 1894-8-20 110 Riverside Paloverde Colorado Desert Comment
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Jan 23 2012
  UCR87114  Proboscidea louisianica Steve Boyd 1991-5-30 6317 Riverside Murrieta, Gentry Experimental Farm on Los Alamos Road 427 Comment
  CLARK-A1528-2867  Prosopis chilensis var. glandulosa John C. Roos 1952-7-16 5814 Riverside San Timoteo Canyon 441 Comment
  UCR261202  Prosopis glandulosa A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41711 Riverside Temescal Canyon, along Temescal Canyon Rd. a short distance west of El Hermano Rd. 313 Comment
  CAS-BOT-BC206979  Prosopis glandulosa var. torreyana Roxana S. Ferris 1918-6-14 963 Riverside By stream at Palm Springs. Comment
  POM348753  Prosopis glandulosa var. torreyana Ora M. Clark 1929-3-17 1729 Riverside N. La Quinta, Colorado Desert. Comment
  UC574978  Prosopis glandulosa var. torreyana C. Epling and Wm. Robison 1933-6-24 Riverside near Indio Comment
  SBBG68566  Prosopis pubescens M. D. Clary 1931-1 1242 Riverside Colorado Desert -13 Comment
  SBBG70929  Prunus emarginata R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
  SD229258  Prunus emarginata Dick Schwenkmeyer 2012-9-20 836 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  UCR19424  Prunus fasciculata Harlan Lewis, Carl Epling 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring, ['Providence Mtns.' NOTE: The locality data on this specimen is certainly partially incorrect: likely from Cottonwood Spring at the S entrance of Joshua Tree National Park, Riverside Co. The collectors were at Corn Spring, Chuckwalla Mtns on the same date, some of the species collected at Cottonwood Spring are very unlikely to have come from the Providence Mtns: Condaliopsis lycioides & Tetracoccus hallii in particular. Det. by A.C. Sanders, Dec. 1986] Comment
  CAS-BOT-BC158289  Prunus fasciculata var. fasciculata N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring Comment
  RSA562488  Prunus ilicifolia Steve D. Boyd, Tim S. Ross 1992-5-5 7248 Riverside Southern Santa Ana mountains, San Mateo Canyon Wilderness Area. Isolated grassland area south Oak Flats, southwest of the Bluewater Trail 732 Comment
  RSA450255  Prunus virginiana var. demissa J. C. Roos 1965-7-3 s.n. Riverside Dark Canyon, north fork of San Jacinto River. Comment
  SBBG27203  Prunus virginiana var. demissa I. W. Clokey, E. C. Anderson 1935-8-21 Riverside W of Poppet Flat 1200 Comment
  CAS-BOT-BC356335  Psathyrotes ramosissima Ynez Whilton Winblad 1937-4-23 s.n. Riverside Box Canyon Comment
  POM10053  Pseudognaphalium biolettii Charlotte M. Wilder 1903-4-19 23 Riverside Wilder Canyon, W Riverside County Comment
  POM358760  Pseudognaphalium biolettii Ora M. Clark 1929-2-24 1539 Riverside N slope of San Jacinto S of Cabazon Comment
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Nov 9 2011
  SDSU21847  Pseudognaphalium californicum Lindsay Rubin, Stephanie Castillo 2016-4-16 Riverside On the south side of the Santa Margarita River, off the edge of the dirt road among rocky slope. Santa Margarita Ecological Reserve. 231 Comment
  RSA0125103  Pseudognaphalium microcephalum Duncan S. Bell 2016-10-27 10212 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  RSA660501  Psilocarphus brevissimus A. C. Sanders, K. C. Rose 1998-5-21 21855 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  UCR112396  Psilocarphus brevissimus A. C. Sanders, K. C. Rose 1998-5-21 21855 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  RSA612956  Psilocarphus tenellus D. L. Banks 1997-3-29 1625 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  CDA37520  Psilotum nudum A. C. Sanders, Robert Krueger, T. B. Salvato 2006-11-8 33211 Riverside Riverside: UCR Citrus Variety Collection, Agricultural Operations area west of Canyon Crest Dr. Comment
  UC15158  Psorothamnus arborescens var. simplicifolius Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley San Jacinto Valley (Southern California) Comment
  UCR123759  Psorothamnus arborescens var. simplicifolius Steven R. Hill 2001-4-29 33546 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  CAS-BOT-BC353632  Psorothamnus emoryi Lewis S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  CAS-BOT-BC353636  Psorothamnus emoryi R. Freeman 1976-10-2 2157 Riverside South of I-10, N of Mule Mountains Comment
  UCD108349  Psorothamnus fremontii R. L. Smith 1960-4-15 8 Riverside 15 miles north of Palm Springs. Comment
  CAS-BOT-BC340833  Psorothamnus polydenius J. Cole 1942-5-19 965 Riverside Road to Ruby Lee Mine, 2 miles west of junction with road from Pinto Basin to Twentynine Palms, Joshua Tree National Monument 914 Comment
  UCR264247  Psorothamnus polydenius A. C. Sanders, Jim Malusa 2015-9-11 41877 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, Iris Pass 691 Comment
  POM122472  Psorothamnus schottii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  RSA404247  Psorothamnus schottii A. Menke 1955-4-26 s.n. Riverside 3 mi. E of Shavers Well. Comment
  UCR161369  Psorothamnus schottii Mark A. Elvin 2005-4-26 4224 Riverside Northern Sonoran (Colorado) Desert, Coachella Valley: N of Agua Caliente Indian Reservation; N of Ramon St; 3km NW of Thousand Palms 183 Comment
  RSA404267  Psorothamnus spinosus Howard Mullins 1931-4-11 s.n. Riverside Thousand Palms Comment
  UCR18979  Psorothamnus spinosus John C. Roos 1965-6-23 s.n. Riverside Coachella Valley, N of Indio Comment
  SD229011  Pteridium aquilinum Dick Schwenkmeyer 2012-8-28 817 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UC218673  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-5 6012 Riverside Tahquitz Valley; San Jacinto Mts 2194 Comment
  SDSU13935  Pterostegia drymarioides Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2139 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR174454  Pterostegia drymarioides A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32631 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  UCR273999  Quercus Mitch Provance 2012-9-11 17621 Riverside Badlands of Western Riverside County, Beaumont, near N base of Mt. Davis, near Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft., along dirt road extension of Risco Circle, S of W 4th St. 762 Comment
  RSA0029147  Quercus John F. Emmel 1988-3-26 1072 Riverside Along Red Mountain road (south of Hemet), 0.2 road mi north of junction with Alessandro Trail. 1366 Comment
  RSA751629  Quercus X acutidens G. Gust, L. Nye 2005-3-11 541 Riverside Lake Elsinore City Limits. Hwy 74 ca. 1-2 miles W of lake Elsinore on hill slope pullout. 481 Comment
  SD167109  Quercus agrifolia var. oxyadenia A. C. Sanders 2005-8-12 31554 Riverside San Jacinto Mountains; Poppet Flat below Highway 74 along Poppet Flat Road. 1098 Comment
  RSA617442  Quercus berberidifolia Scott D. White 1997-2-9 4683 Riverside Peninsular Range Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden. 370 Comment
  UC1605403  Quercus berberidifolia Steve Boyd 1994-10-14 8399 Riverside between Tenaja Trail and Fisherman's Camp (San Mateo Canyon, along San Mateo Trail , Southern Santa Ana Mountains); Cleveland Natl. For., Santa Ana Mts., San Mateo Canyon Wilde 426 Comment
  UCD105640  Quercus berberidifolia K. M. Meyer; A. Townesmith, T. Scott 2007-3-18 135 Riverside San Bernardino National Forest. San Jacinto Mountains. About 1.7 mi on Little Thomas Mtn. Rd., S of Lake Hemet, from Rt. 74. 1467 Comment
  UC1281192  Quercus chrysolepis H. E. McMinn 1925-7-2 1494 Riverside along Tahquitz trail San Jacinto Mountains Comment
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Nov 17 2011
  RSA477112  Quercus cornelius-mulleri J. C. Roos 1965-9-26 s.n. Riverside Pinyon Flats, Santa Rosa Mts. Comment
  CAS-BOT-BC86542  Quercus dumosa L. R. Abrams 1908-7-21 s.n. Riverside Santa Ana Mountains near Elsinore Comment
  UCD166234  Quercus dumosa Jack Major 1962-4-16 774 -ac Riverside Mt. San Jacinto, south side. (Exact location unknown. Coordinates estimated by label maker.) 1524 Comment
  SEINET13953274 Image available Quercus dumosa Martha P. Creighton 1952-1 465 Riverside 12 mi. E. Hemet, sand and oaks 732 Comment
  UC1135588  Quercus engelmannii R. St. John 1931-1-29 180 Riverside s of Murrieta; Elsinore Quad. 457 Comment
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Jan 26 2010
  UCR163986  Quercus engelmannii John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, 2 miles NE of Squaw Mountain 640 Comment
  UCR111529  Quercus palmeri A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22280 Riverside San Jacinto Mtns., Pine Meadow along Hwy 74 in Garner Valley (eastern), 1 mi. NW of Hwy 371 junction to Anza 1441 Comment
  UCR111532  Quercus palmeri A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22278 Riverside San Jacinto Mtns., Pine Meadow along Hwy 74 in Garner Valley (eastern), 2.7 mi. NW of Hwy 371 junction, 0.8 mi. NW of Devil's Ladder Rd. 1402 Comment
  CAS-BOT-BC104999  Quercus wislizeni John Thomas Howell 1927-8-2 2938 Riverside Rocky Canon [canyon] -side in shade, near top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  RSA85444  Quercus wislizeni var. frutescens J. C. Roos 1952-4-13 5518 Riverside Box Springs Mtns. 518 Comment
  JOTR32330  Rafinesquia californica La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 2452 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  OBI8324  Rafinesquia neomexicana David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12065 Riverside Joshua Tree Natl Monument along Pinto Basin Rd. 2 mi N of Cottonwood campgrounds Comment
  UCR26099  Rafinesquia neomexicana John C. Roos 1948-4-24 3802 Riverside Eastern San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Wash 549 Comment
  UCR84839  Rafinesquia neomexicana A. C. Sanders, K. Rose, D. Woodard 1995-3-15 16135 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  RSA721994  Ranunculus hebecarpus R. Weatherby 1950-5-18 2972 Riverside Hagador 915 Comment
  UCR248034  Ranunculus muricatus O. F. Clarke 2011-3-15 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR20915  Ranunculus sceleratus A. C. Sanders 1978-7-5 575 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  CAS-BOT-BC74228  Raphanus sativus T. Winfield 1975-5-3 s.n. Riverside Perris Dam - Base of Dam. Comment
  SDSU12880  Raphanus sativus J. Jill Steinberg, Leon Steinberg 1998-4-5 38 Riverside Ca. 1/4 mile along northern border of Santa Margarita (SDSU) Field Station north of gorge. Specimen was taken from a large patch of plants most of which were tamped down, perhaps by a deer or other large animal. 317 Comment
  CLARK-A1528-5196  Rhamnus crocea John C. Roos 1952-2-29 5378 Riverside Reche Canyon 457 Comment
  UCR172218  Rhamnus crocea John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  UCD112333  Rhamnus ilicifolia Ted C. MacRae 1995-5-25 41 e Riverside 2.4 miles NE of Pinyon Flats on Highway 74, Santa Rosa Mountains. 1219 Comment
  UCR194211  Rhamnus ilicifolia Scott D. White, Angelia Carey 2004-6-4 10463 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UC2029920  Rhamnus tomentella subsp. cuspidata Scott D. White, Pam DeVries 2000-4-5 7731 Riverside TEMESCAL VALLEY: Corona area, eastern foothills of Santa Ana Mts. just above citrus groves. Comment
  CAS-BOT-BC167970  Rhus ovata C. L. Hitchcock; C. V. Muhlick 1964-3-17 23098 Riverside 3 miles s.e. of Glen Ivy Hot Springs Comment
  UC1130518  Rhus ovata A. Lewis 1933-2-2 151 Riverside Lewis Valley 701 Comment
  UCR121892  Rhus ovata Ian G. Gillespie 2001-5-7 82 Riverside East side of Santa Ana Mountains, Temescal Valley Area, also known as Sycamore Canyon Area. North of Indian Truck Trail, in drainage off of De Palma Road. Heavy construction currently underway in adjacent areas 335 Comment
  POM10075  Rhus trilobata var. pilosissima Charlotte M. Wilder 1904-6-11 46 Riverside Wilders Canyon; Jurupa Hills near Riverside. Comment
  CLARK-A1528-6880  Ribes indecorum John C. Roos 1946-12-27 3194 Riverside Box Springs Mountains Comment
  UCR77722  Ribes indecorum Steve Boyd 1991-3-17 5486 Riverside Jurupa Hills, north of Glen Avon. S flank, just west of Soto St to summit east of Pyrite Cyn. Comment
  RSA134226  Ribes nevadense Peter H. Raven, Richard Snow 1957-7-26 11114 Riverside Along stream 2.0 mi. S of Vista Grande Ranger Station, Banning-Idyllwild road, San Jacinto mts. Comment
  UC279700  Ribes quercetorum Edmund C. Jaeger 1926-1-2 Riverside foothills near Aguanga Comment
  UCR91277  Ribes quercetorum Scott D. White 1995-4-5 2752 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UCR251975  Romneya coulteri Marissa Manahan 2011-4-25 s.n. Riverside Walker Canyon, along I-15 Freeway NW of Lake Elsinore Comment
  POM277867  Rosa brachycarpa A. J. McClatchie 1892-5-23 s.n. Riverside Temescal Canyon, Elsinore. Comment
  RSA561110  Rosa californica Steve D. Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7323 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  POM12660  Rubus parviflorus Philip A. Munz 1922-9-6 6385 Riverside North fork of Tahquitz Creek. 2210 Comment
  UC64525  Rubus parviflorus H. M. Hall 1897-6-17 673 Riverside San Jacinto Mountains 1615 Comment
  UC1951099  Rumex acetosella Scott D. White, Justin Wood 2008-6-18 12236 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Highway 79. USGS Idyllwild 7.5' Quad. Comment
  RSA466097  Rumex hymenosepalus N. C. Cooper 1945-3-24 1613 Riverside Cabazon. 457 Comment
  UCR136280  Rumex hymenosepalus A. C. Sanders, Guy Bruyea 2004-4-2 27438 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR82219  Rumex obtusifolius J. M. Stewart 1994-5-2 848 Riverside Sonoran (Colorado) Desert, Thermal. Fillmore St and Avenue 64 Comment
  RSA0034564  Rumex obtusifolius Louis C. Wheeler 1933-8-5 2059 Riverside Millard's Canyon at foot of falls San Bernardino Mountains. 579 Comment
  RSA690944  Rumex salicifolius Scott D. White 1998-7-31 6948 -(unic.) Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  UCR137048  Rumex salicifolius A. C. Sanders 2004-5-5 27765 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  JEPS39923  Rumex salicifolius var. denticulatus W. L. Jepson 1903-8-6 2275 Riverside Dark Canyon San Jacinto Mts. 1828 Comment
  RSA356884  Salazaria mexicana Robert F. Thorne 1966-10-15 41804 Riverside Palm Springs. Comment
  RSA0011880  Salazaria mexicana Lee Haines 1954-5-16 Riverside Pines-to-Palms Hgw., west slope of Deep Canyon. 1158 Comment
  CAS-BOT-BC103891  Salix exigua 1932-4-12 s.n. Riverside unspecified Comment
  POM2079  Salix exigua D. L. Crawford 1916-3-1 s.n. Riverside Santa Ana River Valley. Comment
  RSA774509  Salix exigua Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4460 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SBBG58870  Salix exigua Mrs. H. P. Bracelin 1932-4-12 601 Riverside E side of bridge over Santa Ana River, 4.8 km N of Arlington on rd to Pedley, W of Riverside 240 Comment
  CAS-BOT-BC108146  Salix gooddingii A. C. Sanders 2004-5-12 27866 Riverside Lake Skinner area - Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn. 445 Comment
  UCR155939  Salix gooddingii John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR232072  Salix gooddingii John F. Green 2008-4-22 04- 03 Riverside Peninsular Range, hills south of Perris, powerline route just east of the San Jacinto River, west of Goetz Rd. 438 Comment
  JOTR36478  Salix laevigata La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3183 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  SD178249  Salix laevigata A. C. Sanders 2004-5-12 27867 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek. 377 Comment
  SD44532  Salix laevigata W. A. Setchell, Victor Duran 1935-4-17 8 b Riverside Fourteen miles from Hemet on road to Aguanga Comment
  SDSU12974  Salix laevigata Michael G. Simpson 1999-10-27 2043 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR17442  Salix laevigata N. R. Zabriskie, W. W. Zabriskie 1971-4-24 391 Riverside Santa Rosa Mtns, Deep Canyon, N slope of mountains 1317 Comment
  POM13585  Salix lasiolepis Philip A. Munz, I. M. Johnston 1922-5-21 5518 Riverside Hemet Valley, 1 mile from Hemet Reservoir. 1387 Comment
  JEPS38361  Salix scouleriana W. L. Jepson 1903-8-6 2277 Riverside Dark Canyon San Jacinto Mt., Dark Canyon 1524 Comment
  SEINET229272 Image available Salsola iberica L. M. Shultz, JS Shultz 1985-4-16 8257 Riverside Chuckawalla Valley sand dunes east of the Chuckawalla Mounatins 122 Comment
  UCR263234  Saltugilia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41456 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  RSA0095102  Saltugilia australis Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3877 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UC908751  Saltugilia australis Frank W. Peirson 1928-4-19 7848 Riverside hills n Elsinore; hills n of Elsinore 457 Comment
  RSA0095113  Saltugilia australis Verne Grant 1955-5-17 9596 Riverside On crest of Santa Ana Mts near Hwy 74. 811 Comment
  OBI2704  Saltugilia splendens subsp. splendens Wesley O. Griesel 1962-6-29 Riverside Dark Canyon, San Jacinto Mountains 1920 Comment
  CDA40955  Salvia apiana T. C. Fuller 1964-4-14 11829 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  POM158455  Salvia apiana P. A. Munz 1927-5-21 10874 Riverside 10 miles SW of Coahuila [now Cahuilla]. Comment
  RSA735189  Salvia apiana Scott D. White, Angelia Carey 2004-6-4 11464 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence w/ San Jacinto River. Uplands around former homestead area SE of creek. 579 Comment
  UCLA55216  Salvia apiana Victor Duran 1933-7-1 3491 Riverside near Santa Rosa; Santa Rosa Mtns. 1828 Comment
  POM229031  Salvia apiana var. compacta P. A. Munz 1937-5-29 15153 Riverside Deep Canyon, Santa Rosa Mountains. 1067 Comment
  UCR172728  Salvia carduacea Andrea Salzman, Rosina Gallego 2006-4-21 83 Riverside Perris-Aguanga Basin, Wilson Valley between Sage and Radec, off Sage Road 640 Comment
  UC2030038  Salvia clevelandii James Henrickson 1979-4-7 17816 Riverside ca. 18 miles NW of Borrego Springs, SE of Terwilliger, in upper Coyote Canyon, north of Fig Tree Canyon. Comment
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Apr 13 2017
  RSA757621  Salvia columbariae LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4337 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  UC1537560  Salvia columbariae Gordon H. True Jr. 1935-2-20 5 Riverside Box Springs; Sycamore Canyon 365 Comment
  UCR214705  Salvia columbariae A. C. Sanders 2010-3-23 37540 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  RSA0026298  Salvia columbariae John F. Emmel 1991-4-28 1168 Riverside Lakeview Mts. WNW of Hemet; slope 0.1 air mile south and 016 [1.6?] air mile west of intersection of Warren Road and Esplanade Ave. 518 Comment
  SEINET13947314 Image available Salvia columbariae Lewis S. Rose 1949-1 49104 Riverside Aguanga, 1940 ft alt. Comment
  CAS-BOT-BC221086  Salvia eremostachya Philip A. Munz 1937-5-30 15109 Riverside Dos Palmos [Palmas] Spring, north end Santa Rosa Mts. 1097 Comment
  CAS-BOT-BC226136  Salvia greatae J. C. Roos 1958-3-29 s.n. Riverside In Salt Creek Wash, 3 miles N. of Coachella Canal on E. base of Orocopia Mtns. 304 Comment
  UCR18805  Salvia greatae John C. Roos 1942-4-6 4142 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., 2.1 mi NE of Dos Palmas Spring 213 Comment
  SD244178  Salvia mellifera A. C. Sanders, Timothy W. Chumley 2013-4-2 40753 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, south of I-15 Fwy, SE of Coroa (Lee) Lake (Alberhill 7.5'Q) 405 Comment
  UCR107389  Salvia mellifera B. G. Pitzer 1997-3-23 2970 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  POM12930  Salvia pachyphylla subsp. pachyphylla P. A. Munz 1922-6-25 5813 Riverside Santa Rosa Mountains; Road to Santa Rosa. 1524 Comment
  UC1080395  Salvia vaseyi E. K. Balls and P. C. Everett 1957-8-20 22669 Riverside 6.6 mi sw Palm Village (along State Hwy 74 (jct State Hwy 111)) 502 Comment
  POM4389  Sambucus mexicana O. W. Robinson 1916-3-29 s.n. Riverside Burton's Canyon south of Lake Elsinore. Comment
  SD146334  Sambucus nigra subsp. caerulea A. C. Sanders 1997-5-1 20618 Riverside Lake Skinner area: old house site at gated road junction intoShipley Reserve area, ca 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 456 Comment
  UCR260518  Sambucus nigra subsp. caerulea T. B. Salvato 2014-5-28 8000 Riverside Perris-Aguanga Basin, Menifee, west side of Byers Rd between Wickerd Rd and Adjer St. 0.75 mi northwest of the intersection of Bundy Canyon Road and Murrieta Rd, and 4.1 mi southeast of Canyon Lake Comment
  RSA701119  Sanicula bipinnatifida Michael Wall 1996-7-1 170 Riverside Cherry Valley, along Beaumont/Oak Glen Rd along Little San Gorgonio Creek, 2.6 mi N of Cherry Vly Blvd, W side of road. Comment
  RSA496458  Sanicula crassicaulis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3074 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR29260  Sanicula tuberosa A. C. Sanders, K. Berg 1980-5-1 01358 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley area, 1.8 mi NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  UC488916  Sarcodes sanguinea C. V. Meyer June 1927 157 Riverside San Jacinto Mts., Saunder's Meadow 1706 Comment
  UCR112480  Sarcostemma cynanchoides A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23328 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UC1004762  Sarcostemma cynanchoides subsp. hartwegii Edmund Jaeger 1939-3-12 Riverside Orocopia Mts. Colorado Desert, Orocopia Mts. 365 Comment
  UC1123579  Sarcostemma cynanchoides subsp. hartwegii H. S. Yates 1936-4-6 5407 Riverside Palm springs San Jacinto Quad., Palm springs Comment
  UC1080460  Sarcostemma hirtellum P. C. Everett and E. K. Balls 1958-4-29 23029 Riverside 24.6 mi. n.e. from Desert Center (on rd. to Rice and Vidal Junction) 487 Comment
  UC907579  Sarcostemma hirtellum Mary L. Bowerman 1949-4-18 4303 Riverside 14.8 mi. e. of junction with Hwy. 99 U.S. Hwy. 70 (Indio to Blythe) (0.4 mi. e. of Cactus City garage, n. of hwy.) 502 Comment
  RSA783588  Saxifraga californica M. Wall 2011-4-2 599 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
  RSA561095  Schedonorus arundinaceus Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-5-12 7338 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 366 Comment
  RSA645545  Schinus polygamus A. C. Sanders, G. Helmkamp 1995-12-5 17930 Riverside Riverside: abandoned orange orchard on Spruce St. at Canyon Crest Dr. 300 Comment
  RSA778559  Schismus David J. Keil 1983-4-15 16908 Riverside East of Temecula on SR79 Comment
  CAS-BOT-BC239933  Schismus arabicus Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-22 6464 Riverside Rice Valley, 7 miles south-southwest of Rice 274 Comment
  RSA480014  Schismus arabicus Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2141 Riverside North end Palen Mountains, 2 mi west of Palen Pass 300 Comment
  RSA562440  Schismus arabicus Steve Boyd, Timothy S. Ross 1992-5-6 7264 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Verdugo Potero, near the Verdugo Trailhead. 732 Comment
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Aug 14 2014
  RSA398878  Schismus barbatus Christopher Davidson 1973-4-1 1807 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA776627  Schismus barbatus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 941 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  UC1108987  Schismus barbatus H. E. and S. T. Parks March, 1940 Riverside Santa Rosa Canyon near Indio; Santa Rosa Canyon Comment
  UCR158724  Schismus barbatus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30030 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR60235  Schismus barbatus R. F. Thorne, M. Z. Thorne 1973-3-30 42683 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  SBBG101789  Schoenoplectus acutus var. occidentalis S. Boyd, T. Ross 1991-6-14 6375 Riverside Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  SBBG87827  Schoenoplectus americanus A. C. Sanders with Pitzer, Charlton, Kniffen 1986-3-3 6093 Riverside Corn Spring, wash below the spring and wash and rocky slopes to the S; Chuckawalla Mtns 487 Comment
  CAS-BOT-BC111021  Scirpus microcarpus M. F. Spencer 1919-6-28 1234 Riverside San Jacinto Mt., Idyllwild. 1645 Comment
  RSA180426  Scirpus microcarpus E. W. Lathrop 1965-5-7 5715 -B Riverside 5 miles SW of Murrieta on the De Luz Road. Comment
  UCR22104  Scirpus microcarpus Steve Boyd 1980-5-28 302 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  UCR89807  Scirpus microcarpus Scott D. White 1993-5-27 1416 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  UCR107409  Scrophularia californica B. G. Pitzer 1997-3-23 2968 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  SD232274  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-9 12414 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UCR193357  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35626 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi. WSW of Fleming Ranch, along nameless tributary of Herkey Creek 1585 Comment
  CAS-BOT-BC341096  Scutellaria mexicana K. Bonner 1977-10-28 2605 Riverside 2 mi. W. of Red Cloud Road Comment
  CAS-BOT-BC341108  Scutellaria mexicana Ivan Johnston 1917-4-4 1115 Riverside Palm Canyon Comment
  SEINET7063428  Selaginella asprella A. G. Vestal 1947-3-30 s.n. Riverside Along Route 74, San Jacinto Valley. UTM Zone 11, 514767mE, 3733157mN. (WGS84/NAD83). 582 Comment
  POM50385  Selaginella bigelovii W. W. Eggleston 1924-3-10 19534 Riverside San Jacinto Station, Cleveland Forest 600 Comment
  UC1059063  Selaginella bigelovii Lee Bonar 1957-3-2 Riverside e slope Mt. Rubidoux Comment
  UC577086  Selaginella bigelovii Lewis S. Rose 1934-12-25 34495 Riverside 10 mi n Whitewater (T Cross K Ranch); Mission Canyon Comment
  POM949  Selaginella bigelovii Ivan M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  CAS-BOT-BC363484  Senecio californicus C. L. Hitchcock 1966-3-16 24187 Riverside Hills about 5 miles n.e. of Aguanga Comment
  RSA522761  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3868 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR142200  Senecio californicus June Latting 1979-4-8 s.n. Riverside Box Springs Mountain 915 Comment
  RSA0012731  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3150 Riverside Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam. 518 Comment
  UCR103458&n