Search Results — 2000 specimen records retrieved (1893 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 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
  UC724233  Abronia villosa Aven and Ruth Nelson 1939-3-22 3216 Riverside s Indio (The 100 Palms resort, Highway 99) Comment
  UCR167430  Abronia villosa John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  RSA461181  Abronia villosa var. aurita N. C. Cooper 1949-6-29 4293 Riverside East side of San Jacinto Mountains. 1524 Comment
  RSA727392  Acacia greggii Naomi Fraga, Lisa Rojas 2005-2-10 1381 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  RSA414907  Acacia greggii var. arizonica L. E. Hoffman 1932-5-27 s.n Riverside Beaumont- Banning Pass. Comment
  RSA770431  Achnatherum coronatum Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4868 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
  SEINET4692065 Image available Achnatherum coronatum Frank W. Gould 1943-1 2128 Riverside 12 miles south of Corona on road to Elsinore Comment
  UC39992  Achnatherum parishii H. M. Hall June 1901 Riverside Kenworthy San Jacinto Mountains 1371 Comment
Read comments Mar 25 2011
  POM353193  Achnatherum speciosum Christopher Davidson, B. Gustafson 1977-4-7 5583 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope 610 Comment
  LA204941  Acmispon argophyllus var. argophyllus Elizabeth McClintock; 1938-7-17 sn Riverside San Jacinto Mountains, near Pine Cove Comment
  UCD104137  Acmispon glaber var. brevialatus T. B. Salvato; Kent Beaman 2005-5-16 793 Riverside San Jacinto Mtn. foothills. San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy. 74. 549 Comment
  RSA0125289  Acmispon maritimus var. brevivexillus Duncan S. Bell 2016-3-4 8794 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
  SD2574  Acmispon strigosus Fidella G. Woodcock 1928-4-27 Riverside San Jacinto Mountains, Idyllwild Comment
  HSC47596  Adenophyllum porophylloides Richard Spjut, C. E. Edson 1978-5-6 5031 Riverside Colorado Desert; N face of Chuckawalla Mountains, ca. 2.7 miles south of Desert Center 335 Comment
  JOTR30682  Adenophyllum porophylloides La Doux, Tasha, Jim Andre 2008-9-13 271 Riverside Joshua Tree National Park. At the base of NW end of Belle Mountain at Pinto Wye Maintenance service area 1103 Comment
  UCR126960  Adenostoma fasciculatum 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 1189 Comment
  CAS-BOT-BC69649  Adiantum capillus-veneris Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 mi. e. of Palm Springs. Comment
  RSA700466  Adiantum capillus-veneris M. E. Fishbein, Victor Steinmann, Ivonne Steinmann, Mark Porter, Stephen Dreher 1999-12-4 4103 Riverside Santa Rosa Mountains, Deep Canyon, just east of California 74. 823 Comment
  UCR264078  Adiantum capillus-veneris S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1080 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, upper part of canyon, near Corona 732 Comment
  RSA0121416  Agave deserti Duncan S. Bell, LeRoy Gross 2016-3-31 9186 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 6 air miles southeast of the summit of Martinez Mountain. 492 Comment
  RSA674563  Agoseris grandiflora Scott D. White 2000-5-31 7985 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UCR178143  Agoseris retrorsa T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 134 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UCR44418  Agoseris retrorsa A. C. Sanders 1986-6-1 06562 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  UCR2126  Agrostis idahoensis F. M. Reed 1908-7-11 2500 Riverside San Jacinto Mtns., trail to San Jacinto Peak 2927 Comment
  CLARK-A1528-7824  Agrostis scabra John C. Roos 1937-8-18 494 Riverside San Jacinto Mountains Comment
  RSA740791  Agrostis stolonifera Scott D. White, Justin M. Wood 2008-7-9 12419 Riverside Johnson Meadow 1415 Comment
  OBI39187  Alhagi pseudalhagi Dell O. Clark 1969-7-2 s.n. Riverside 2 mi W of Mecca, Coachella Valley Comment
  CAS-BOT-BC434481  Allionia incarnata Carl B. Wolf 1932-4-28 3073 Riverside Colorado Desert. Chuckwalla Valley. 20 mi. West of Blythe on the Mecca Road. 121 Comment
  CAS-BOT-BC434482  Allionia incarnata Carl B. Wolf 1932-4-27 3002 Riverside Colorado Desert. 17 mi. E. of Mecca, on Blythe Road. 152 Comment
  RSA73963  Allionia incarnata Alice Yates, Jas. E. Wilcox 1952-4-6 28 Riverside Between Box Canyon and Smoke Tree National Monument 152 Comment
Read comments Mar 2 2013
  JEPS121591  Allionia incarnata var. incarnata Adam C. Schneider with Will Freyman 2014-2-16 386 Riverside Box Canyon Road. Comment
  UCR27415  Allium haematochiton John C. Roos 1950-3-18 4714 Riverside Peninsular Range, 3 - 4 mi north of Murrietta in the hills 457 Comment
  UCR220134  Allium peninsulare D. E. Bramlet 1989-4-12 1830 Riverside Peninsular Range; Perris-Aguanga Basin region, South Domenigoni Hills, SW of the Searl Ranch and NW of the Goodhart Ranch, NE of Crown Valley 518 Comment
  CAS-BOT-BC132054  Allium peninsulare var. peninsulare John Thomas Howell 1930-5-10 4792 Riverside St. John's Grade Comment
  RSA715257  Allophyllum glutinosum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32497 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 488 Comment
  UCR243180  Allophyllum glutinosum A. C. Sanders 2013-7-6 40840 Riverside Peninsular Range; San Jacinto Mountains, Idyllwild, SE part of town near Saunders Meadow, west end of Tahquitz View Dr. toward Crestview Dr. 1707 Comment
  CLARK-A1528-316  Alnus rhombifolia John C. Roos 1951-9-25 5298 Riverside Riverside 259 Comment
  RSA648741  Alnus rhombifolia J. C. Roos 1948-5-8 3828 Riverside Along stream at Whitewater. 518 Comment
  RSA593984  Aloe saponaria Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 952 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
  UCR77568  Amaranthus albus Steve Boyd 1991-9-8 6436 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UC1005235  Amaranthus californicus Edmund C. Jaeger 1939-12-26 Riverside 4 mi n Indio; Asio Canyon 121 Comment
Read comments Nov 5 2011
  UCR110384  Amaranthus californicus A. C. Sanders, Mitch Provance 1999-9-26 23109 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR21773  Amaranthus caudatus S. Day 1980-9-4 s.n. Riverside private residence in Riverside Comment
  UCR272653  Amaranthus fimbriatus Sarah J. De Groot, Amy Rouillard 2015-9-15 7573 Riverside along Eagle Mountain Road north of Hwy I-10, at large wash crossin west of Desert Center, western Chuckwalla Valley Comment
  RSA660912  Amaranthus palmeri Mitch Provance 1998-6-20 711 Riverside Jurupa Mountains: Glen Avon Heights, on the N side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR110395  Amaranthus retroflexus A. C. Sanders, Mitch Provance 1999-9-26 23077 Riverside San Jacinto Mountains, McMullen Flat c. 1 km NW of Valley High County Park, c. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  RSA0093772  Amaranthus torreyi Duncan S. Bell 2015-9-30 8682 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCR272195  Amaranthus torreyi Duncan S. Bell 2015-9-30 8649 Riverside Santa Rosa Mountains, summit area of Asbestos Mountain 1573 Comment
  CAS-BOT-BC22615  Ambrosia dumosa W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon Comment
  LA202913  Ambrosia dumosa Marcus E. Jones; 1929-9-16 sn Riverside E of Desert Center Comment
  UCR100206  Ambrosia dumosa B. G. Pitzer 1997-10-19 3361 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  UCR178508  Ambrosia dumosa R. G. Swinney 1967-5-26 149 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  CLARK-A1528-5617  Ambrosia ilicifolia John C. Roos 1945-10-25 3147 Riverside Chuckwalla Mountains Comment
  CAS-BOT-BC55617  Ambrosia psilostachya W. R. Dudley 1903-12-26 s.n. Riverside Palm Canon, Riverside Canon Comment
  SDSU13506  Ambrosia psilostachya W. Miller with C. Mosse 1972-7-13 Riverside west of M.W.D. Station. Comment
  UCR167839  Ambrosia psilostachya T. B. Salvato, Melissa Clemons 2005-6-23 1323 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  CAS-BOT-BC273009  Ambrosia salsola Ivan Johnston 1917-4-4 1087 Riverside Mouth of Andreas Canyon 60 Comment
  OBI16024  Ambrosia salsola Tracey Call, Viola Call 1962-4-6 2109 Riverside 3 mi S of Morongo Valley in desert 671 Comment
  SBBG44967  Ambrosia salsola var. salsola E. Braunton -Mar-1940 2044 Riverside Fan Cyn, ca. 20 mi NE of Indio Comment
  SBBG87792  Ambrosia salsola var. salsola A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6023 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 411 Comment
  UCD80959  Ambrosia salsola var. salsola Chuck Hughes 2009-3-23 56 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  UCR6454  Amelanchier utahensis Art Whistler 1966-5-8 660508- 15 Riverside Peninsular Ranges/ San Jacinto Mountains, downstream from Lake Fulmor, Route 74 1585 Comment
  UCR110380  Ammannia robusta A. C. Sanders, Mitch Provance 1999-9-26 23114 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA156027  Amorpha californica P. H. Raven 1962-5-18 17752 Riverside [Santa Ana Mountains] Main Divide truck trail 2.9 miles south of Santiago Peak. 1234 Comment
  UCR263235  Amsinckia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41455 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
  CAS-BOT-BC168085  Amsinckia intermedia A. C. Sanders; Guy Bruyea 2004-4-2 27406 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  HSC25878  Amsinckia intermedia Richard Spjut 1972-3-26 2327 Riverside At junction of Hwy. 395 and Hwy. 79, ca. 30 mi. N of Escondido Comment
  RSA0089634  Amsinckia intermedia Steve Boyd 1986-3-1 1366 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  RSA660549  Amsinckia intermedia Lydia Paneri 1982-4-17 8 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  SD152912  Amsinckia intermedia Steve Boyd 1992-4-15 6867 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek. 334 Comment
  SDSU18986  Amsinckia intermedia C. Matt Guilliams, Jeannine Ross 2008-3-12 533 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. 428 Comment
  UCR37793  Amsinckia intermedia A. C. Sanders 1985-3-1 5389 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy 60, along Gernert Rd. Just above the Santa Fe Railroad tracks. 427 Comment
  UCR172157  Amsinckia retrorsa A. C. Sanders 2006-5-11 32260 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  RSA0091471  Amsinckia tessellata Duncan S. Bell 2010-4-1 664 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  RSA778231  Amsinckia tessellata var. tessellata Duncan S. Bell 2009-3-8 36 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR65284  Amsinckia tessellata var. tessellata Steve Boyd, D. E. Bramlet, Harry Spilman 1989-4-30 3512 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, N edge of the Gavilan Plateau, east of Gavilan Creek 610 Comment
  HSC103425  Anaphalis margaritacea D. Atwood 1993-3-26 17648 Riverside Summit of Santa Ana Mts., 4.8 mi. S of Lake Elsinore, along Hwy. 74 813 Comment
  RSA52803  Ancistrocarphus filagineus J. C. Roos 1950-4-29 4773 Riverside Reche Canyon near Console Springs. 610 Comment
  RSA543603  Ancistrocarphus filagineus Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6135 Riverside Santa Ana Mountains, S side of Elsinore Peak. 1037 Comment
  RSA314396  Andropogon glomeratus R. F. Thorne 1982-10-8 55407 Riverside San Bernardino Mountains: about 3.2 miles north of Whitewater Post Office 595 Comment
  JEPS12261  Anemopsis californica W. L. Jepson May 17 1901-Jun 1 1901 1243 Riverside near San Jacinto Lake (Journey from Riverside to Santa Rosa Peak and Palomar); Southern California Comment
  RSA18198  Anemopsis californica C. B. Wolf 1929-5-31 3738 Riverside 1 mi. NW of Santa Ana River on Corona-Chino road. Comment
  SBBG101790  Anemopsis californica S. Boyd, t. Ross 1991-6-14 6369 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
  POM12654  Antennaria rosea Philip A. Munz 1922-9-7 6403 Riverside Tamarack Valley, San Jacinto Mts. 2805 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
  UCR17122  Anthemis cotula A. C. Sanders 1973-5-20 0803 Riverside Perris-Aguanga Basin region, Perris Valley, Rider Road 0.5 mi east of Perris Blvd. 459 Comment
  UC1191180  Antirrhinum filipes Herbert L. Mason 1952-4-7 14206 Riverside near Palm Springs; Palm Canyon Comment
  POM98994  Antirrhinum filipes E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, eastern Riverside Co. 610 Comment
  UCR151363  Antirrhinum kelloggii D. L. Banks 1997-2-23 1335 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  RSA675023  Antirrhinum nuttallianum Scott D. White, Tasha La Doux 2000-4-20 7687 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  UCR113850  Apium graveolens Mitch Provance 2000-6-24 2054 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR40438  Apium graveolens Steve Boyd 1985-7-23 1011 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7 mi west of Rancho California. 366 Comment
  UCR54248  Arabis pulchra David Charlton 1988-5-21 1930 Riverside San Jacinto Mtns., Thomas Mtn Rd, west of Garner Valley and south of Lake Hemet on Hwy 74 1829 Comment
  CAS-BOT-BC409997  Arceuthobium campylopodum L. Helmkamp; G. Helmkamp 1999-11-16 5 -1 Riverside San Jacinto Mountains, at the W end of Garner Valley, 0.5 miles E of CA-74 on Apple Canyon Road, just NE of Lake Hemet 1341 Comment
  SEINET6630449  Arceuthobium campylopodum N. Cooper 1944-7-16 1547 Riverside San Jacinto Mountians. Pine Cove 1524 Comment
  RSA629373  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16862 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629447  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20174 Riverside Truck trail on north-face of Santa Rosa Mountain, ca. 4 km south of Pinyon Pines, Santa Rosa Mountains. 1430 Comment
  POM367316  Arctostaphylos glauca Kenneth R. Montgomery 1969-9-7 69 -24 Riverside Wilson Valley Road, 18 miles south of Hemet 1220 Comment
  RSA631792  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19566 Riverside Highway 79, 4 km west of Aguanga. 660 Comment
  RSA631850  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16518 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  SBBG60016  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
  SD113839  Arctostaphylos glauca Darley F. Howe 1969-5-15 4592 Riverside 0.3 mi. E of Dripping Springs campground 490 Comment
  SEINET3093969 Image available Arctostaphylos glauca Unknown 1968-2-15 sn Riverside Tin Mine Canyon, Santa Ana Mts. Comment
Read comments Aug 3 2013
  RSA633541  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22666 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633599  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16713 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633667  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21771 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633701  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16671 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633746  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21791 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA635300  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22542 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  RSA635304  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22536 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  POM21134  Arctostaphylos patula subsp. platyphylla Fordyce Grinnell Jr. 1908-07 s.n. Riverside Tahquitz Valley 2439 Comment
  UCR4058  Arctostaphylos pringlei Carole Sims 1965-4-28 s.n. Riverside San Jacinto Mtns, 10 mi from Banning toward Idyllwild 1067 Comment
  CAS-BOT-BC44366  Arctostaphylos pringlei subsp. drupacea S. B. Parish; W. F. Parish 1882-6-1 936 Riverside San Jacinto Mt. Comment
  POM367418  Arctostaphylos pringlei subsp. drupacea Joseph A. Ewan 1929-6-16 3586 Riverside Lily Creek Canyon above Idyllwild. 1677 Comment
  RSA635638  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16749 Riverside Rd. to Thomas Mtn. (5S15), 4.5 km south of Toolbox Springs, west of Garner Valley, San Jacinto Mountains. 1660 Comment
  RSA70413  Arctostaphylos pungens F. W. Peirson 1922-5-20 4465 Riverside Hemet Valley, San Jacinto Mts. 1494 Comment
Read comments Mar 16 2007
  UCR193568  Arctostaphylos pungens A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35612 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mile SW of Fleming Ranch, along dirt track 1555 Comment
  RSA635998  Arctostaphylos rainbowensis Jon E. Keeley 1992-9-26 21605 Riverside W of Hwy 15, 1.5 km S of Temecula. 430 Comment
  SDSU17424  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-9 410 Riverside Santa Margarita Ecological Reserve, on ridgeline above the Santa Margarita River to the south. 300 Comment
  UCR90413  Arctostaphylos rainbowensis D. L. Banks, Steve Boyd 1995-3-15 0076 Riverside NW Palomar Mtns, Agua Tibia Wilderness Area, N face of Agua Tibia Mtns., Dorland Mtn. area 738 Comment
  UCR12531  Arctotis fastuosa Charlene McHaney 1972-5-1 s.n. Riverside large field on Florida Street, Valle Vista, near Hemet 559 Comment
  SEINET12102572  Argemone corymbosa Unknown 1936-1 12854 Riverside Foothills of San Jacinto Mts, near Palm Springs 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
  CAS-BOT-BC401631  Argemone munita A. C. Sanders 1997-3-19 20028 Riverside Lake Skinner area: S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp 473 Comment
  CAS-BOT-BC401650  Argemone munita subsp. argentea Lewis S. Rose 1936-12-26 36828 Riverside Hayfield, 37 mi. E. of Indio 762 Comment
  CAS-BOT-BC207131  Argythamnia lanceolata D. A. Johansen; J. A. Ewan 1932-4-11 7068 Riverside Mouth of Tahquitz Canyon, Western Colorado Desert Comment
  CAS-BOT-BC207132  Argythamnia lanceolata Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-21 6425 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe 289 Comment
  SEINET10903238  Argythamnia lanceolata Noel H. Holmgren, Patricia K. Holmgren 1973-3-21 Holmgren 6425 Riverside Big maria mtns, 12 airline mi n of downtown blythe. T4s, r22e, sec 35. Frequent In wash bottoms. A subshrub. 290 Comment
  CAS-BOT-BC137646  Aristida adscensionis Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  JOTR31819  Aristida adscensionis La Doux, Tasha, Bill Truesdell 2007-11-9 2525 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; small side canyon to east of larger wash running parallel to and east of Lost Palms Canyon (Stop 6) 655 Comment
  RSA784780  Aristida adscensionis Duncan S. Bell 2012-3-18 3184 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UC572299  Aristida adscensionis H. S. Yates 1937-3-23 6448 Riverside 15 mi nne Mecca; Thermal Quadrangle 457 Comment
  UCR92639  Aristida adscensionis George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  SEINET10467837  Aristida adscensionis David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3749 Riverside Grass. Found growing in a wash. Indio hills, colorado desert. Near pushawalla. Comment
  SEINET10836050  Aristida adscensionis Harvey M. Hall 1905-5-1 Hall 5963 Riverside Canons along Colorado River, Colorado Desert. Comment
  UCR196361  Aristida purpurea Naomi Fraga, Lisa Rojas 2005-2-10 1378 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  RSA6104  Aristida purpurea var. nealleyi C. B. Wolf 1932-5-24 3640 Riverside Snow Creek, 0.5 mile below the Fish Hatchery, north base of San Jacinto Mountians. 549 Comment
  UCR23971  Aristida purpurea var. nealleyi John C. Roos 1937-8-20 1225 Riverside Santa Rosa Mtns., 1 mi east of Pinon Flats Public Camp 1220 Comment
  CAS-BOT-BC90420  Artemisia douglasiana E. W. Lathrop 1966-3-20 6067 Riverside 10 miles west of Murrieta on the Tenaja Truck Trail between DeLuz and the Tenaja Guard Station Comment
  POM10300  Artemisia douglasiana Anonymous 1904-9-9 s.n. Riverside Near West Riverside Bridge Comment
Read comments Jul 4 2010
  RSA556509  Artemisia dracunculus Julie Greene 1993-4-10 1170 Riverside San Jacinto Wildlife Area: Lower North facing slope with granitic outcrops. 475 Comment
  RSA0104642  Artemisia ludoviciana Duncan S. Bell 2014-11-14 7707 Riverside Santa Rosa Mountains; collecting in the Santa Rosa Mountain Wilderness area; west side of Martinez Mountain; at meeting point of Horsethief Creek and the Cactus Spring Trail. 1055 Comment
  UCR106335  Artemisia ludoviciana subsp. albula John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  LA202956  Artemisia tridentata subsp. tridentata F. H. Lewis; 1939-11-22 1034 Riverside San Jacinto Mountains, Hemet Lake 1371 Comment
  RSA682325  Artemisia vulgaris O. F. Clarke 2000-12-9 s.n. Riverside Riverside: in yard of O.F. Clarke residence at 266 Frost Court. 360 Comment
  SEINET9121976  Asclepias californica R. Woglum 1937-1 531 Riverside Temecula Comment
  UCR137701  Asclepias californica D. L. Banks, V. W. Steinmann 1997-3-13 1491 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UCSB4928  Asclepias eriocarpa Kamb, Peter 1948-7-10 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  SEINET10580561  Asclepias erosa C. Ritchie Bell 1963-4-10 Bell 17588 Riverside Sandy desert roadside of US 60-70, ca 16 mi E of Desert Center School Comment
  RSA192086  Asclepias fascicularis H. A. Zuill 1966-6-5 198 -b Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
Read comments Feb 12 2013
  UCR21552  Asclepias fascicularis W. W. Mayhew 1980-8-1 s.n. Riverside Santa Rosa Mtns, 2 mi. south of Hwy 74 on road to Santa Rosa Peak 1646 Comment
  JEPS5077  Asclepias subulata W. L. Jepson 1928-4-23 12547 Riverside Shaver Well Colorado Desert Comment
  RSA138026  Asclepias subulata E. K. Balls 1960-4-8 24083 Riverside Grown in Botanic Garden, Claremont, from see (#892) collected Aug. 17, 1930, by B.D. Stark, from Box Canyon, Riverside. 122 Comment
  RSA682078  Asclepias subulata Scott D. White, Michael Honer 2003-4-30 9130 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  SD121807  Asclepias subulata C. H. Muller 1952-5-21 9514 Riverside Outwash plain at mouth of Morongo Canyon Comment
  SJSU11072  Asclepias subulata R. C. McGehee 1970-5-1 260 Riverside Chuckwalla Springs Rd, 1 mi W of Graham Pass Rd c. 7 mi SW of Interstate Hwy 10 Comment
  CAS-BOT-BC177469  Astragalus aridus L. A. Greata 1905-4-1 420 Riverside Coachella Comment
  UC1546948  Astragalus aridus Leila M. Shultz, John S. Shultz 1985-4-15 8243 Riverside along Wiley's well road Chuckawalla Valley depression (Chuckawalla Valley depression) 121 Comment
  HSC104185  Astragalus douglasii A. C. Sanders, T. B. Salvato 2014-7-2 41162 Riverside San Jacinto Mtns.: Forbes Canyon, ~0.5 mi. S of Forbes Ranch along Forbes Ranch Rd. 1555 Comment
  UCSB37855  Astragalus douglasii Sanders, A. 1980-7-18 Riverside Thomas Mountain; Thomas Mtn. campground to the summit at the lookout; T6S, R3E, W1/2, Sec.28 2072 Comment
  SBBG133360  Astragalus douglasii var. parishii S. D. White, J. M. Wood 2008-6-5 12079 Riverside Garner Valley, Hwy 74 at Thomas Mtn Rd, SW corner of junction, San Jacinto Mtns 1326 Comment
  SFV4932  Astragalus douglasii var. parishii M. H. Grayum 1971-6-9 s. n. Riverside San Jacinto Mountains Along Banning-Idyllwild Road. 1524 Comment
  CAS-BOT-BC178435  Astragalus douglasii var. parishii Peter H. Raven; Sidney R. Snow 1956-7-6 9659 Riverside 0.3 miles west of Mountain Center, San Jacinto Mts. 1371 Comment
  HSC85262  Astragalus gambelianus Steve Boyd 1986-4-22 1754 Riverside Temescal Canyon: Benches of Indian wash just S of Hwy. 15 Comment
  UCR174463  Astragalus gambelianus A. C. Sanders 2006-5-19 32380 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
  CAS-BOT-BC186904  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37423 Riverside Sonoran (Colorado) Desert: western edge of Blythe near the airport, Black Rock Rd. near the Mesa Dr. and I-10 intersection 120 Comment
  CAS-BOT-BC186908  Astragalus insularis var. harwoodii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colo. Desert Comment
  POM26394  Astragalus insularis var. harwoodii H. M. Hall 1905-04 5945 Riverside Mc Coy wash 91 Comment
  RSA775106  Astragalus insularis var. harwoodii Duncan S. Bell, Michael Hee 2011-3-18 2047 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  SD211453  Astragalus insularis var. harwoodii Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-14 1211 Riverside southwest of Blythe about five miles and south of the I-10 freeway Comment
  SEINET13752370  Astragalus insularis var. harwoodii Heather Breakiron 2017-3-25 4 Riverside 10 miles ESE of Blythe, along power line road that funs east and west of new solar plant Comment
  SEINET10737820  Astragalus insularis var. harwoodii Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-22 Holmgren 6454 Riverside 7 miles south-southwest of Rice. 274 Comment
  UCR11613  Astragalus lentiginosus O. H. Kappler 1950-4-1 2047 Riverside Western Colorado Desert, Four mi. east of Palm Springs, north of Cathedral City. 183 Comment
  RSA498238  Astragalus lentiginosus var. coachellae T. W. Minthorn 1926-5-15 s.n. Riverside Near Indio. Comment
  UCR6004  Astragalus lentiginosus var. coachellae Barry A. Vittor 1966-3-18 s.n. Riverside Western Colorado Desert, [Coachella Valley], just east of Varner Road [between Flat Top Mtn. and Edom Hill, based on el. given] 152 Comment
  UCR95238  Astragalus pachypus var. jaegeri D. L. Banks, Dylan Hannon 1996-5-3 1000 Riverside NW Palomar Mtns, Agua Tibia Mtns; Foothills south of Hwy 79; east of the Dripping Spring Campground; c. 300 m east of the Dripping Springs Guard Station 488 Comment
  RSA415417  Astragalus palmeri L. E. Hoffman 1932-11-26 s.n. Riverside Pinon Flats, San Jacinto Mts. Comment
  UCR107750  Astragalus pomonensis D. L. Banks 1997-5-5 1995 Riverside NW Palomar Mtns, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pachanga Creek. east of where road crosses to southern bank of south fork of Pechanga Creek. 482 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
  RSA614428  Astragalus tricarinatus Aaron Liston, L. H. Rieseberg, Oscar Dorado 1992-3-26 852 Riverside Whitewater Canyon, 0.8 miles N of Whitewater Comment
  SBBG56269  Athyrium filix-femina var. cyclosorum R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns Comment
  UCD129382  Atrichoseris platyphylla P. C. Everett; E. K. Balls 1958-4-29 23026 Riverside 10.8 miles northeast and north from Desert Center along road to Rice and Vidal Junction. 274 Comment
Read comments Jun 16 2013
  UCR274536  Atriplex argentea Mitch Provance, Ken Halama 2003-6-15 17045 Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  UCR99569  Atriplex argentea Julie A. Greene, Steve Boyd, D. E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1429 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of Visitor center, by waterfowl kiosk, east of Davis Road. 433 Comment
  RSA452445  Atriplex canescens H. de Faust 1932-4-27 s.n. Riverside Beaumont- Banning Pass Comment
  SEINET3930580  Atriplex canescens Grant D. Brown 1950-12-2 586 Riverside cajalco Reservoir, SE; Cajalco Canyon.; 0 442 Comment
  SEINET3930591  Atriplex canescens R. L. Piemeisel 1914-10-19 4061 Riverside Indio.; 0 Comment
  CAS-BOT-BC170205  Atriplex canescens subsp. canescens S. B. Parish 1912-10-10 8255 Riverside Caleb - Salton Basin -60 Comment
  HSC47343  Atriplex canescens var. linearis R. W. Spjut, Judy Adams 1978-11-22 5240 Riverside Colorado Desert, between Indian Wells and Indio along Hwy. 111 0 Comment
  SD80077  Atriplex canescens var. linearis Nancy Ryan Zabriskie, Walter Zabriskie 1970-10-31 325 Riverside Andreas Canyon Club property, Palm Canyon watershed. 170 Comment
  UCR85573  Atriplex coronata var. notatior Julie A. Greene 1993-6-11 1361 Riverside San Jacinto Valley, San Jacinto Wildlife Area, north side of San Jacinto River levee, west of Davis Road 436 Comment
  UCR112392  Atriplex davidsonii A. C. Sanders, K. C. Rose 1998-5-21 21850 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
  UCR68039  Atriplex davidsonii D. E. Bramlet 1991-5-2 3012 Riverside San Jacinto Valley, 20m south of Setson Road at the intersection of Setson Road and California Avenue; c. 200m west of the MWD canal. Comment
  SBBG129044  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-8-17 13 -190 Riverside City of Lake Elsinore, along Collier St and Hwy 74 S to Temescal Wash 393 Comment
  RSA478373  Atriplex elegans var. fasciculata Ora M. Clark 1929-3-17 1746 Riverside N. La Quinta, Colorado Desert. Comment
  SEINET8753398 Image available Atriplex hymenelytra F. R. Fosberg 1932-1 8087 Riverside Thousand Paleus Canyon, Coachella valley Comment
Read comments Jun 4 2016
  UCR19490  Atriplex hymenelytra Don Emery 1980-2-12 s.n. Riverside Sonoran (Colorado) Desert, E side of the Salton Sea, near an old playa south of Dos Palmas Spring and north of Ferrum siding Comment
  SBBG33937  Atriplex linearis L. S. Rose 1966-12-11 66096 Riverside Palm Springs 152 Comment
  JEPS90698  Atriplex pacifica D. Bramlet 1991-6-20 2200 Riverside approx 8 m e of Davis Road (and some 150 m n of the San Jacinto River levee, Old Riverbed area beside existing channelized area of San Jacinto River); San Jacinto Wildlife Area 475 Comment
  SEINET4135666  Atriplex parishii var. parishii Howard C. Stutz, G. L. Chu 1995-6-29 9773 Riverside 2 mi. S of Hemet, 1/4 mi. E of end of California Ave.; 0 Comment
  UCR131023  Atriplex polycarpa Karen Kirtland 1998-11-6 s.n. Riverside Sonoran (Colorado) Desert, sand and gravel mine c. 8 miles (airline) north of Blythe, SW of Big Maria Mtns. on Midland Road 137 Comment
  RSA557368  Atriplex semibaccata Julie Greene, S. White 1993-7-5 1404 Riverside San Jacinto Wildlife Area. Lower, flat area, W of dirt road. 441 Comment
  RSA502490  Atriplex serenana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3731 Riverside Vail Lake area, wetlands of Wilson Creek, east of the lake. 457 Comment
  RSA752292  Atriplex serenana var. serenana Scott D. White 2009-8-10 13355 Riverside City of Temecula, West bank of Murrieta Creek, from Rancho Califonria Rd to Cherry St. 306 Comment
  UCR274527  Atriplex suberecta Mitch Provance, Ken Halama 2003-6-15 17056 A Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  UCR65299  Atriplex suberecta Steve Boyd, T. S. Ross, K. A. Boyd 1989-6-24 3752 Riverside Peninsular Range, Vail Lake area, along road, near summit of 'Little' Oak Mtn. 628 Comment
  CLARK-A1528-4494  Avena barbata John C. Roos, Lucille Roos 1950-4-15 4738 Riverside Box Springs Mountains 457 Comment
  CSUSB420  Avena fatua Ellen Predmore 1971-5-3 Riverside Found 10 miles northwest of Gillman Hot Springs. 457 Comment
  UCR158254  Avena fatua A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30114 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
  CLARK-A1528-4498  Avena sativa John C. Roos, Lucille Roos 1952-5-19 5685 Riverside San Timoteo Canyon 518 Comment
  JOTR36019  Ayenia compacta Harding, Mitzi, T. Herskovits 2012-3-16 226 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  SBBG72745  Ayenia compacta M. D. Clary 1931-4-4 1282 Riverside Coral Reef Cyn 15 Comment
  RSA45533  Baccharis brachyphylla J. C. Roos 1949-4-2 4133 Riverside Near Palm oasis in the side canyon of Whitewater Canyon. 549 Comment
  POM319734  Baccharis emoryi Patricia Wilder 1971-11-17 5321 Riverside Along the Santa Ana River at end of Pedlay Sreet, north of Norco. 198 Comment
  RSA736238  Baccharis emoryi Scott D. White, Jonathan Campbell 2008-4-18 11900 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. 'Morgan' Property, Alberhill area. 274 Comment
  CAS-BOT-BC106703  Baccharis salicifolia C. L. Hitchcock 1940-4-12 6048 Riverside 8 mi. northwest of Elsinore 457 Comment
  CLARK-A1528-7787  Baccharis salicifolia John C. Roos 1947-3-15 3331 Riverside Dos Palmas Spring Comment
Read comments Oct 23 2015
  POM4585  Baccharis salicifolia I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  UCR215617  Baccharis salicifolia Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 01 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  RSA93205  Baccharis salicifolia F. W. Peirson 1920-6-23 8663 Riverside Temecula River. 854 Comment
Read comments Mar 15 2017
  UC1118894  Baccharis salicifolia subsp. salicifolia A. Lewis 1934-2-1 303 Riverside 2 mi ne Auburndale; Corona Quadrangle 152 Comment
  RSA588165  Baccharis sergiloides Darin L. Banks, Steve Boyd 1995-10-17 0804 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 narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  SD40813  Baccharis sergiloides Carl B. Wolf 1932-10-11 4272 Riverside Morongo Wash, Little San Bernardino Mountains; 0.3 miles below San Bernardino County Line. 669 Comment
  UC87133  Baccharis sergiloides S. B. and W. F. Parish 1880-1-1 2911 Riverside Whitewater Desert Comment
Read comments Jan 14 2010
  UCR245792  Baccharis sergiloides A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40954 Riverside Peninsular Range, Wilson Valley Preserve, 0.35 air mi. south of Wilson Valley Rd. and 0.8 mi. east of Sage Rd., 1.4 mi. east (93 deg. ) of Round Top Mountain 739 Comment
  UCR123607  Bauhinia variegata Wendy Walters 2001-3-23 s.n. Riverside Western Colorado Desert, Coachella Valley, La Quinta at corner of Jefferson St. and Ave. 50 11 Comment
  OBI37543  Bebbia juncea Steve Boyd 1985-7-23 1021 Riverside De Luz Rd, 8.5 mi west of Rancho Califonria 274 Comment
  UCR245916  Bebbia juncea Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3947 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., south of Shaver Well in a wash 229 Comment
  RSA92402  Bebbia juncea F. W. Peirson 1924-6-21 4756 Riverside Temescal Canyon, near Elsinore 305 Comment
  JEPS32146  Bebbia juncea var. aspera W. L. Jepson 1927-4-11 11626 Riverside Whitewater Bridge 457 Comment
  OBI37435  Berberis aquifolium var. dictyota A. C. Sanders 1981-7-11 2212 Riverside San Jacinto Mts. Live Oak spring at the head of Live Oak cyn. which is a tributary to Palm Cyn. T6S, R4E, sec 27 1676 Comment
  UCR67353  Berberis nevinii Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4074 Riverside Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit. 701 Comment
  JEPS5610  Bergia texana Samuel B. Parish Nov 1891 Riverside Near Elsinore Comment
  RSA653654  Bergia texana A. C. Sanders, Mitch Provance 1999-9-26 23132 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  RSA751085  Beta macrocarpa A. C. Sanders 2008-4-15 34892 Riverside NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 383 Comment
  UC128992  Bidens laevis Geo. R. Hall 1905-1 Riverside Riverside Comment
  UCR66985  Bidens laevis S. J. Myers 1990-12-10 s.n. Riverside Santa Ana River Valley, Louis Rubidoux Nature Center: along the drainage that connects to the Sunnyslope channel and to the confluence with the Santa Ana River 214 Comment
  UC488972  Boechera arcuata C. V. Meyer Jun 1927 169 Riverside San Jacinto Mts. 1524 Comment
  RSA634212  Boechera californica R. F. Thorne, C. W. Tilforth, J. P. Simon 1969-6-24 38138 Riverside San Jacinto Mountains: San Bernardino National Forest. Hilltop above Lake Fulmor. 1676 Comment
  CAS-BOT-BC16273  Boechera perennans C. L. Hitchcock 1940-4-5 5966 Riverside Cliffs above Cottonwood Springs. Comment
  UCR215450  Boerhavia triquetra Tasha La Doux, Jim Andre 2008-9-16 336 Riverside Mojave Desert, Joshua Tree National Park, along Bell Mountain Road atop Bell Mountain, c. 0.3 mi. north of radio tower 1359 Comment
  RSA518305  Boerhavia wrightii A. C. Sanders 1989-9-20 9514 Riverside Chocolate Mountains Aerial Gunnery Range: Tabaseca Tank, in the extreme northern end of the Chocolate Mountains. 610 Comment
  UCR244885  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2012-10-12 40402 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  UCR142642  Bolboschoenus maritimus subsp. paludosus A. C. Sanders, Chet McGaugh 1991-7-19 11148 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
  RSA0031420  Bouteloua aristidoides Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4469 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  SBBG81715  Bouteloua aristidoides S. A. Junak 1983-3-23 1641 Riverside Berdoo Cyn Rd, 2.4 mi E of Dillon Rd, Little San Bernardino Mtns 411 Comment
  OBI29472  Bouteloua barbata David J. Keil, Melissa Luckow 1979-8-31 13152 Riverside Jctn of Box Cyn rd and I-10, just S of exit ramp at wash crossing Comment
  RSA575736  Bouteloua barbata S. J. Darbyshire, J. Cayouette 1994-9-17 4636 Riverside Chuckwalla Valley 30 mile E [of] Desert Center, Highway 10 rest area. 90 Comment
  RSA784745  Bouteloua barbata Duncan S. Bell 2012-2-12 3089 B Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SEINET3920386  Bouteloua barbata Sears 1977-10-13 S 606 Riverside Wiley's Well exit off Interstate 10 near Playa Lake.; 0 122 Comment
  JOTR30836  Bouteloua barbata var. barbata La Doux, Tasha, Jim Andre 2008-9-16 346 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 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
  SD144090  Bowlesia incana A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19858 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake. 456 Comment
  RSA777776  Brandegea bigelovii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 760 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  UCR245073  Brandegea bigelovii A. C. Sanders, T. B. Salvato 2012-10-12 40413 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction 124 Comment
  SEINET8710942 Image available Brassica fruticulosa A. C. Sanders 2008-1 34418 Riverside Peninsular Range: Box Springs Mtns.; Two Trees Canyon along foot trail along north side of riparian thicket, beyond the end of the old road 428 Comment
  RSA770306  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4493 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
  RSA772848  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4843 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
  UCR146688  Brassica tournefortii Scott D. White, Michael Honer 2004-3-11 9900 Riverside Peninsular Ranges; Santa Ana Mountains region, Corona area; c. 0.5 air mi east of I-15 and 1 air mi N of Eln Cerrito Rd. 320 Comment
  SEINET10480802  Brassica tournefortii David B. Dunn 1948-3-14 Dunn 3766 Riverside Found in flat open sands near the Hidden Springs Ranch 3 mi S of the Indio Hills in the Colorado Desert. Comment
  RSA1372  Brickellia arguta C. B. Wolf 1930-5-4 831 Riverside Morongo Pass Comment
  CDA19751  Brickellia californica H. Leach 1958-9-12 s.n. Riverside Southern California; San Jacinto Mtn. 0 Comment
  JEPS18585  Brickellia desertorum Marjorie D. Clary 1932-12-11 1722 Riverside Santa Rosa Mountains, 10 mi SW of Coachella. 182 Comment
  UC1329828  Brickellia incana James E. Cole 1941-5-21 751 Riverside Cottonwood Spring Wash, Joshua Tree National Monument Joshua Tree National Monument, Cottonwood Spring Wash 914 Comment
  RSA580943  Brodiaea filifolia David E. Bramlet 1995-5-24 2427 Riverside San Jacinto wildlife area, Lovell Unit, approximately 1.83 km NE of Lakeview. The population is located 518 m east of Davis Road and 61-512 m south of the existing access road. The site is 168 m N of the San Jacinto River channel. Comment
  UCR68043  Brodiaea filifolia D. E. Bramlet 1991-5-9 3024 Riverside San Jacinto Valley, 20 m east of California Ave., NE of the intersection of California Ave. with Marvin Hull Rd 498 Comment
  UCR191209  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-1 911 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Waterline Road, 0.4 km east-southeast of the northernmost high point of the Mesa de Burro 564 Comment
  RSA27411  Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
Read comments Sep 11 2011
  RSA522268  Bromus berteroanus Steve Boyd, D. E. Bramlet, Harry Spilman 1989-4-30 3514 Riverside Gavilan Hills, Harford Springs County Park on the N edge of the Gavilan Plateau, E of Gavilan Creek 610 Comment
Read comments Mar 22 2011
  RSA179505  Bromus carinatus E. W. Lathrop 1964-5-24 5393 Riverside 8 miles west of Murrieta Comment
  UC37670  Bromus carinatus var. carinatus H. M. Hall July, 1901 2342 Riverside vicinity of Deer Springs (San Jacinto Mountains); San Jacinto Mountains 2743 Comment
  UCR90825  Bromus diandrus A. C. Sanders, G. K. Helmkamp 1996-3-17 17988 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  SEINET7048210  Bromus hordeaceus Steven R. Hill, Andrew C. Sanders 2001-5-4 33722 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  UCR70128  Bromus inermis A. C. Sanders 1980-7-22 1726 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  UCR52074  Bromus madritensis Bill Wagner 1988-3-7 s.n. Riverside Woodcrest area, c. 6 mi SW of Riverside, NE corner of Hibiscus and Dauchy Avenues 488 Comment
  UC1537243  Bromus madritensis subsp. rubens Gordon H. True Jr. 1935-3-11 68 Riverside Sycamore Canyon, Box Springs Box Springs; Sycamore Canyon, Box Springs 365 Comment
  RSA495406  Bromus rubens Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2893 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA597950  Bromus rubens F. M. Reed 1926-4-16 4692 Riverside Riverside. 274 Comment
  NY664651  Bromus tectorum var. nudus F. M. Reed 1920-7-14 4443 Riverside Strawberry Valley, San Jacinto Mts. 1554.5 Comment
  UCR214014  Bromus trinii A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37794 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  UCR65294  Bromus trinii Steve Boyd, D. E. Bramlet, Harry Spilman 1989-4-30 3514 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, N edge of the Gavilan Plateau, east of Gavilan Creek 610 Comment
Read comments Mar 22 2011
  CLARK-A1528-49  Bromus willdenowii C. M. Flanagan 1973-5-12 OO 413 Riverside Riverside 274 Comment
  JEPS54870  Caesalpinia virgata Marjorie Clary 1931-4-4 16 Riverside Coachella Valley, Coachella, Coral Reef Ranch Comment
  RSA20297  Caesalpinia virgata Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 9564 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  RSA498296  Caesalpinia virgata Martha Hilend 1928-3-25 s.n Riverside Painted Canyon. Comment
  RSA498389  Caesalpinia virgata T. W. Minthorn 1926-5-13 s.n Riverside East of Banning Comment
  UC128445  Caesalpinia virgata Marcus E. Jones, A. M. 1906-4-27 Riverside Indio Comment
  UC555398  Caesalpinia virgata Frank W. Peirson 1920-2-16 1993 Riverside near foot Palm Canyon Comment
  UC604866  Caesalpinia virgata Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9564 Riverside 2 mi. up Painted Canyon (Mecca Hills); , Painted Canyon Comment
  SEINET7347683  Caesalpinia virgata I. W. Clokey 1935-4-17 6717 Riverside Shafer Wells Comment
  UC700985  Calandrinia ambigua Aven and Ruth Nelson 1939-3-29 3326 Riverside near Palm Grove (at Hidden Springs at the Mecca road) Comment
  UCR123752  Calandrinia ciliata Steven R. Hill 2001-4-29 33523 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  UCR281531  Calandrinia ciliata Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 88 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  UC813614  Calocedrus decurrens Carl Epling 1931-10-3 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1524 Comment
  UCR154627  Calochortus A. C. Sanders, Mike Misenhelter 2005-6-15 30994 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
  UCR201434  Calochortus concolor Scott D. White, Justin M. Wood 2008-6-17 12178 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  UCR35292  Calochortus palmeri var. munzii L. B. Ziegler 1969-7-1 387 Riverside San Jacinto Mtns, Meadows of May Valley, Upper Herkey Creek 1616 Comment
  UCR85198  Calochortus plummerae M. J. Wangler 1995-6-6 s.n. Riverside Riverside: Western foot of the Box Springs Mtns. Above the bend in the Santa Fe RR near the east end of Linden Street. north of Big Springs Canyon and south of Two Trees Canyon 396 Comment
  RSA0034606  Calochortus splendens Linda M. Prince, Duncan S. Bell 2009-6-17 575 Riverside Cleveland National Forest. Helipad. Comment
  RSA180362  Calochortus splendens E. W. Lathrop 1960-5-6 4785 Riverside 10 miles west of Murrieta. Comment
  UCR1591  Calochortus splendens R. L. Needham 1962-5-20 10089 Riverside San Jacinto Mtns., Banning-Idyllwild Hwy [243], c. 5 mi from Banning 915 Comment
  UCR174331  Calochortus splendens A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32559 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC483506  Calochortus splendens Ynez Whilton Winblad 1941-5-27 s.n. Riverside San Juan Canyon, Highway 74, San Juan Mts. 609 Comment
  RSA561866  Calochortus weedii var. weedii Steve Boyd, Timothy S. Ross 1992-6-10 7624 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, near the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with main trunk of San Mateo Creek. 405 Comment
  UCR281798  Calochortus weedii var. weedii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-25 517- 129 Riverside Temescal Valley, East end of Concordia Ranch Rd., open space adjacent to east side of the equipment yard 390 Comment
  RSA642610  Calycadenia tenella Darin L. Banks, Mike Kinney 1998-6-8 2219 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 475 Comment
  UCR4320  Calycadenia tenella D. Gordon 1952-5-19 s.n. Riverside San Bernardino Valley Region, Riverside, UCR campus 335 Comment
  CAS-BOT-BC283322  Calycoseris parryi Helen K. Sharsmith 1952-4-10 4060 Riverside Mojave Desert. Smoke Tree Wash, ca 5 miles NE of Cottonwood Springs, Joshua Tree National Monument 853 Comment
  RSA680832  Calycoseris parryi Scott D. White, Michael Honer 2003-4-30 9146 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  UC63097  Calycoseris parryi H. M. Hall 1901-5-1 1857 Riverside e base, along the borders of the Colorado Desert San Jacinto Mountains Comment
  UC667272  Calycoseris parryi Annie M. Alexander and Louise Kellogg 1941-5-11 2146 Riverside 1.5 mi n of Cottonwood Spring; Colorado Desert, Eagle Mountains 975 Comment
  SD45181  Calycoseris wrightii Helen K. Sharsmith 1952-4-11 4064 Riverside Northwest base of Chuckawalla Mountains, 7 miles south of Highway 60-70. 534 Comment
  VVC2465  Calycoseris wrightii Tim Thomas 2013-3-18 5935 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  UCR20950  Calyptridium monandrum A. C. Sanders 1978-7-1 569 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  RSA0089417  Calyptridium monospermum Michael G. Simpson, Jamie Hall, Michael Silveira, Lori Simpson 2007-6-16 2896 Riverside Little Taquitz Valley, San Jacinto Mountain, along trail, ca. 0.1 mi north of junction with Pacific Coast[Crest] Trail, ca. 0.9 mi northeast of Tahquitz Peak. 2454 Comment
  RSA781359  Calystegia macrostegia A. C. Sanders, T. B. Salvato 2011-4-1 38956 Riverside Lake Elsinore, off Baker St. NW of intersection with Bromley Ave., north of second house from intersection, 0.55 km NW of Hwy 74 404 Comment
  RSA422205  Calystegia macrostegia subsp. arida Christopher Davidson 1975-6-16 2806 Riverside Ca. 4 mi. S of Banning on roas R1 to Idyllwild. 1128 Comment
  RSA394919  Calystegia macrostegia subsp. intermedia E. A. McGregor 1967-6-8 s.n. Riverside Lake Elsinor Comment
  UCR101785  Calystegia macrostegia subsp. intermedia George K. Helmkamp, E. A. Helmkamp 1997-3-5 1327 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  SD122189  Calystegia macrostegia subsp. tenuifolia James C. Dice, Tu Chung 1987-10-19 740 Riverside Santa Margarita Ecological Reserve; along road to Field Station, ca. 0.4 km eastnortheast of Field Station site. 349 Comment
  RSA793029  Camissonia Justin M. Wood 2011-4-4 3393 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  RSA0106457  Camissonia bistorta Daphne K. Christopher, Hannah Stevens 2003-4-4 85 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 530 Comment
  RSA593995  Camissonia bistorta D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0939 A Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  RSA711220  Camissonia bistorta A. C. Sanders 2004-4-9 27471 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side. 473 Comment
  UCR232019  Camissonia bistorta John F. Green 2008-4-24 13- 09 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  UCR43755  Camissonia bistorta A. C. Sanders, B. Pitzer 1986-4-30 6489 Riverside San Jacinto Mtns, head of Bee Canyon along Bee Canyon Road, 1.7 mi. above mouth of canyon at the San Jacinto River Valley. 795 Comment
  UCR52597  Camissonia bistorta Marlyce Myers 1980-4-28 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 518 Comment
  UCR30053  Camissonia boothii A. C. Sanders 1983-4-24 3798 Riverside Sonoran (Colorado) Desert, alluvial fan at the NW end of Orocopia Mountains along Hwy 195, c. 3 miles NE of Shavers Well and 2.7 miles NE of the point where the road enters Box Canyon 367 Comment
  RSA465970  Camissonia boothii subsp. condensata Anstruther Davidson 1903-01 s.n. Riverside Colorado Desert, Thermal Comment
  RSA799380  Camissonia boothii subsp. condensata Duncan S. Bell 2013-4-7 4756 Riverside Arica Mountains, east side of range; west side of Rice Valley approximately 4 air miles south of the ghost town of Rice. 207 Comment
  CLARK-A1528-5708  Camissonia brevipes John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA747730  Camissonia brevipes Scott D. White, Justin M. Wood 2009-3-24 12565 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 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
  RSA134153  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-2-15 11583 Riverside Colorado Desert. with parents, on roadside embankment at turn to Corn Springs, base of Chuckwalla Mountains. Comment
  RSA466169  Camissonia californica Christopher Davidson 1973-4-1 1788 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  UCR243184  Camissonia campestris Kate Kramer 2012-5-8 261 Riverside Peninsular Range; San Jacinto Mountains, c. 0.25 km east of National Forest Land boundary on north side of Hwy 74 near the Cranston Fire Station 575 Comment
  UCR964  Camissonia campestris S. C. Anderson 1957-5-18 s.n. Riverside San Jacinto River, 1 mi north of junction of State Hwy 74 [presumably in vicinity of Valle Vista] Comment
  RSA454738  Camissonia cardiophylla W. D. Pierce 1940-2-24 s.n. Riverside Painted Canyon, Orocopia Mts. Comment
  RSA637570  Camissonia cardiophylla Philip A. Munz, Lillian T. Street 1919-5-7 2740 Riverside Tahquitz Canyon. 244 Comment
  RSA777820  Camissonia cardiophylla subsp. cardiophylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 849 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  RSA454782  Camissonia chamaenerioides M. B. Dunkle 1937-3-25 4920 Riverside Colorado Desert. Shaver s Well Comment
  UCR148446  Camissonia claviformis John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 26 and 28, north of Hunters Spring, near S base of Orocopia Mtns. 21 Comment
  UCR148482  Camissonia claviformis John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 25 and 26, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCR166017  Camissonia claviformis Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR166848  Camissonia claviformis 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
  UCR213432  Camissonia claviformis 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
  RSA135283  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11746 Riverside Colorado Desert, US Highway 95, 8.6 miles N of Blythe. Comment
  RSA135303  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11623 Riverside 4.3 miles south of Rice. Comment
  RSA776134  Camissonia claviformis subsp. peirsonii Duncan S. Bell, Amanda Turek 2010-4-10 808 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UCR22125  Camissonia graciliflora Steve Boyd 1980-5-17 288 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. 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
  RSA72201  Camissonia pallida subsp. hallii F. W. Peirson 1914-04 791 Riverside Whitewater east of Beaumont. Comment
  UCR214421  Camissonia refracta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37490 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
  RSA789347  Camissonia strigulosa Naomi S. Fraga, Duncan S. Bell 2009-5-6 2706 Riverside Arroyo seco SE of Dripping Springs Campground and Fire Station. 488 Comment
  SBBG93106  Camissoniopsis bistorta D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd; T7S, R1E, S32 701 Comment
  UC56476  Camissoniopsis bistorta H. M. Hall 1902-4-26 2990 Riverside vicinity of Riverside 365 Comment
  SBBG89039  Camissoniopsis confusa A. C. Sanders, B. Pitzer 1986-4-30 6473 Riverside San Jacinto River Valley at the mouth of Bee Cyn 609 Comment
  SD136805  Camissoniopsis hirtella Steve Boyd 1992-4-14 6788 Riverside San Mateo Canyon Wilderness Area; along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewagter Canyon, south of Sitton Peak. 792 Comment
  RSA0014943  Camissoniopsis intermedia LeRoy Gross, Evan Meyer 2013-5-21 6116 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  SDSU3392  Camissoniopsis pallida subsp. hallii H. Wedberg 1958-4-4 231 Riverside About 8 miles up Morongo Canyon from Hwy 60, 70, 99. Comment
Read comments Jan 24 2013
  UC668392  Camissoniopsis pallida subsp. hallii Annie M. Alexander and Louise Kellogg 1941-4-24 2072 Riverside gorge of Dry Morongo Creek Mohave Desert, Morongo Valley 640 Comment
Read comments Sep 18 2012
  UC1122272  Camissoniopsis pallida subsp. pallida H. S. Yates 1937-3-23 6401 Riverside 2 mi n Palm Springs; San Jacinto Quadrangle Comment
  UCR165697  Camissoniopsis pallida subsp. pallida A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16289 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
  CAS-BOT-BC334211  Capsella bursa-pastoris T. B. Salvato; Mike Landers 2013-3-22 7389 Riverside Perris-Aguanga Basin: southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  UC212056  Carex barbarae I. M. Johnston 1918-5-30 2022 Riverside Lee Lake Temescal Canyon 335 Comment
  SBBG34204  Carex multicaulis T. L. Secrest 1951-5-20 Riverside Idyllwild 1524 Comment
  RSA608474  Carex multicostata L. C. Wheeler 1961-6-20 7895 Riverside West fork of Tahquitz Creek. 2378 Comment
  JEPS63682  Carex nebrascensis Carl V. Meyer 1928-7-27 563 Riverside Round Valley San Jacinto Mts., Round Valley 2773 Comment
  RSA633879  Carex nebrascensis Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38142 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  UC72389  Carex nebrascensis H. M. Hall July, 1901 2561 Riverside Fuller's Mills Mountains San Jacinto Mountains 2072 Comment
  RSA0014929  Carex pellita LeRoy Gross, Caitlin Elam 2013-5-14 6088 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  POM10385  Carex praegracilis F. M. Reed 1906-4-29 945 Riverside Riverside: Santa Ana River bottom near Rubidoux Ave. Comment
Read comments Mar 10 2011
  RSA741221  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-5 12088 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCR92400  Carex rossii F. M. Reed 1908-7-11 2484 Riverside San Jacinto Mountains, summit of San Jacinto Peak 3293 Comment
  UCSB11403  Carex sartwelliana Breedlove, Dennis 1961-7-29 Riverside Fuller Mill Creek where it crosses Riverside Highway #1; San Jacinto Mountains 1645 Comment
Read comments Jun 2 2013
  CAS-BOT-BC117450  Carex senta D. E. Breedlove 1961-7-29 873 Riverside Fuller Mill Creek where it crosses Riverside Hwy #1. San Jacinto Mountains. 1645 Comment
  RSA126700  Carex senta Peter H. Raven 1959-5-18 s.n. Riverside Lake Fulmor, San Jacinto Mountains Comment
  SEINET7578807 Image available Carex triquetra L. P. Janeway 2004-5-8 8060 Riverside Sitton Peak 7.5' quad, Peninsula Ranges, Santa Ana Mountains, San Mateo Canyon along Tenaja Trail about 650 m south-southwest of trailhead at Wildomar Road. 375 Comment
  RSA517253  Castela emoryi Steve D. Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1338 Riverside Shavers Valley: NW end of Hayfields Dry Lake, Comment
  RSA763986  Castela emoryi Justin M. Wood, D. M. Ray 2010-10-21 2991 Riverside Chuckwalla Valley NW of Victory pass on E side of Kaiser road ~1 mile N of Desert Center Landfill at proposed Eagle Mountain Solar Site. 205 Comment
  SD148070  Castilleja affinis Andy C. Sanders, T. B. Salvato 2001-5-3 24084 Riverside Perris-Aguanga Basin Region: Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 494 Comment
  SDSU14031  Castilleja affinis subsp. affinis Dinna Estrella, M. G. Simpson 2002-4-20 19 Riverside Santa Margarita Ecological Reserve. Loop trail, ca. 1/4 mile east of Northside station. 341 Comment
  RSA305817  Castilleja angustifolia James R. Shevock 1971-5-8 1041 Riverside Near Skull Rock, Joshua Tree National Monument. 1220 Comment
  UC667383  Castilleja angustifolia Annie M. Alexander and Louise Kellogg 1941-4-27 2088 Riverside Joshua Tree National Monument; Riverside and San Bernardino Counties 1310 Comment
  RSA448700  Castilleja applegatei subsp. martinii Christopher Davidson 1975-6-16 2816 Riverside 3.8 mi. N of Alandale Station on road R1 from Idyllwild to Banning. 1700 Comment
  UCR124653  Castilleja exserta B. C. Templeton, I. W. Clokey 1930-4-9 1070 Riverside Moreno Badlands, Moreno Grade, west of Beaumont 600 Comment
  UCR174449  Castilleja exserta A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32504 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  SEINET269560 Image available Castilleja foliolosa Scott D. White 1996-5-27 4073 Riverside Jackrabbit Canyon: east of Moreno Valley and south of Calimesa between State highway 60 and gilman Spring Road West and 518 Comment
  UCR213887  Castilleja foliolosa Scott D. White, Justin M. Wood 2009-5-22 12918 Riverside San Jacinto Mountains, Old Control Road, above Halfway Spring 1463 Comment
  RSA0010957  Castilleja miniata subsp. miniata Fordyce Grinnell Jr. 1908-07 s.n. Riverside Strawberry Valley. 1829 Comment
  RSA741184  Castilleja minor subsp. spiralis Scott D. White, Justin M. Wood 2008-6-16 12116 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  RSA614140  Caulanthus D. L. Banks 1997-2-23 1307 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  RSA162743  Caulanthus cooperi J. D. Olmsted 1958-3-29 87 Riverside 24 miles N of Jct between Cottonwood Pass and Cottonwood Spring Roads, Joshua Tree. 991 Comment
  RSA248730  Caulanthus cooperi Christopher Davidson 1973-4-19 1993 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  UC667364  Caulanthus cooperi Annie M. Alexander and Louise Kellogg 1941-5-19 2202 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains); Colorado Desert, , n of Cottonwood Spring 975 Comment
  JEPS26994  Caulanthus hallii W. L. Jepson 1914-5-18 6002 Riverside n Indio (Pinon Well); Colorado Desert, , n of Indio 762 Comment
  SBBG50745  Caulanthus hallii R. S. Woglum 1941-5-17 3055 Riverside Horse Cyn, NE off Coyote Cyn Comment
  UC10963  Caulanthus hallii H. M. Hall May 1899 1165 Riverside El Toro Mt. San Jacinto Mountains, Coyote Canyon; El Toro Mt., Coyote Canon, San Jacinto Mts. 1584 Comment
  CAS-BOT-BC40267  Caulanthus lasiophyllus Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4056 Riverside Vail Lake area, summit of Big Oak Mountain at east end. 792 Comment
  RSA0028168  Ceanothus John F. Emmel 1988-4-27 1084 Riverside Bautista Canyon Road, 8.15 road miles SE of the national forest boundary. 107 Comment
  SD128305  Ceanothus cordulatus R. Mitchel Beauchamp 1971-5-15 2412 Riverside On slopes, Black Mt. campground, San Jacinto Mountains. 2207 Comment
  RSA517101  Ceanothus crassifolius Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-19 3018 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  SDSU10222  Ceanothus crassifolius James C. Dice, George Diggs 1987-12-7 763 Riverside North side of Temecula Gorge, ca. 0.4 km ENE of Field Station site (just SE of Weather Station), overlooking Santa Margarita River. T8S, R3W, NW 1/4 of section 26. 341 Comment
  UCD162860  Ceanothus crassifolius J. Bisbee 2014-3-4 801 Riverside South on abandoned road from near end of Woodchuck Rd, just inside Agua Tibida Wilderness boundary, 1 mile south of Hwy 79. 657 Comment
  UCR77723  Ceanothus crassifolius Steve Boyd 1991-3-17 5480 Riverside Jurupa Hills, north of Glen Avon. S flank, just west of Soto St to summit east of Pyrite Cyn. Comment
  UC1018192  Ceanothus cuneatus var. cuneatus J. Warren 1952-5-25 Riverside w Idylwild 1371 Comment
  RSA783161  Ceanothus greggii var. perplexans J. D. Olmsted 1962-5-3 3502 Riverside S of southern Quercus Keloggii population on Thomas Mt. 1616 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
Read comments Sep 18 2011
  RSA528112  Ceanothus leucodermis Steve Myers 1991-4-16 91 -28 Riverside City of Bann ing, W of Fields Rd, N of Interstate 10 and S of the Morongo Indian Reservation. 671 Comment
  SD7235  Ceanothus leucodermis Daniel Cleveland 1882-5-3 Riverside Temecula Comment
  UCSB7074  Ceanothus leucodermis Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Rd. from State Highway 111; Mt. Range: San Jacinto 609 Comment
  RSA160404  Ceanothus oliganthus J. D. Olmsted 1959-4-17 410 Riverside Skyline Drive 8 mi. SW of Corona. 793 Comment
  UC718386  Ceanothus oliganthus var. oliganthus P. C. Everett 1935-6-18 7209 Riverside ca 1.5 mi n Main Divide Motorway (Coldwater Canyon trail.); Santa Ana Mts. Comment
  LA44927  Ceanothus oliganthus var. sorediatus W. Pequegnat; 1938-4-16 sn Riverside SANTA ANA MOUNTAINS, Indian Truck Trail. Comment
  UC1611574  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7914 Riverside Palomar Range s of Vail Lake (at n base of Agua Tibia Mt., Agua Tibia Wilderness Area, Cleveland National Forest, along trail extending s from end of Woodchuck Road); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Mt. 792 Comment
  UCR64746  Ceanothus ophiochilus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-19 3020 Riverside Peninsular Range, Vail Lake area, 1 mi west of Vail Lake 640 Comment
  CAS-BOT-BC167233  Ceanothus palmeri Abby Sirulnik 2000-5-7 39 Riverside Peninsular Ranges; San Jacinto Mtns.: CA Hwy 243, ca. 6 mi. S of Poppet Flat Road 1646 Comment
  CAS-BOT-BC51918  Ceanothus perplexans C. B. Wolf 1931-5-11 1944 Riverside near Pipe Creek, above Hemet Valley, San Jacinto Mts. 1676 Comment
  RSA755430  Celtis australis O. F. Clarke 2003-10-6 s.n. Riverside Riverside, UCR campus 366 Comment
  CDA7294  Centaurea X pouzinii F. J. Willmarth 1961-10-18 Riverside Old Fuller Rancho, near Corona. 0 Comment
  NY532374  Centaurea repens S. D. Boyd 1989-7-6 3758 Riverside S of Jurupa Rd, E of intersection with Van Buren Ave. Comment
  RSA741180  Centaurium venustum Scott D. White, Justin M. Wood 2008-7-10 12459 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  UC1520009  Centaurium venustum Robert Gustafson and Gary Wallace 1983-6-23 2705 Riverside near Clinton Keith Road junction with the Tenaja Road (Clinton Keith Road); Santa Ana Mts. Comment
  UCR104169  Centaurium venustum Scott D. White 1997-5-25 5243 A Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  POM49868  Cercocarpus betuloides Philip A. Munz, I. M. Johnston 1924-7-29 8862 Riverside Above Poppet Flat, San Jacinto Mts. 1220 Comment
  RSA171391  Cercocarpus betuloides J. D. Olmsted 1962-3-5 3490 Riverside Ravine at edge of Thomas. Mt. fire road south of Hemet Lake, NE flank of Thomas Mt.. 1418 Comment
  RSA453311  Cercocarpus betuloides Ora M. Clark 1929-4-6 1954 Riverside South of Hemet. Comment
  JOTR30646  Cercocarpus betuloides var. betuloides La Doux, Tasha, Erin Babich 2008-4-21 1807 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  POM351654  Chaenactis artemisiifolia N. C. Cooper 1944-6-4 1328 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  SEINET3146199  Chaenactis carphoclinia G. B. Grant 1906-1 165 a-6785 Riverside on CO desert Palm Springs; S CA Comment
  RSA777421  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 778 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UC218055  Chaenactis carphoclinia var. carphoclinia P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4842 Riverside Corn Springs Colorado Desert, Chuckwalla Mountains, Corn Springs 457 Comment
  CAS-BOT-BC276902  Chaenactis fremontii R. Bacigalupi No date on label 108 Riverside Eagle Canyon, Colorado Desert Comment
  RSA0124032  Chaenactis fremontii Duncan S. Bell, LeRoy Gross 2016-3-10 8877 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  RSA645611  Chaenactis fremontii Scott D. White, Steve Ogg 1994-4-21 1990 Riverside Millard Canyon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring. 915 Comment
  RSA775626  Chaenactis fremontii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1006 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets 396 Comment
  UC1119695  Chaenactis fremontii H. S. Yates 1936-4-7 5426 Riverside near Whitewater; San Jacinto 304 Comment
  UCR241936  Chaenactis glabriuscula A. C. Sanders, Timothy W. Chumley 2013-4-5 40771 Riverside Peninsular Range, Temescal Canyon, 10 miles south of Corona, just north of El Hermano Rd., NW of Corona (Lee) Lake and SE of Glen Ivy 313 Comment
  CAS-BOT-BC277416  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1899-5-1 s.n. Riverside San Jacinto Mt. (Van de Venter's [Vandeventer]) 1371 Comment
  RSA278485  Chaenactis glabriuscula var. glabriuscula John F. Emmel 1977-6-26 573 Riverside San Jacinto Mts, flat area 0.1 air mile WNW of Vista Grande Ranger Station, ESE of Ranger Peak 1500 Comment
  RSA613635  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Victor Steinmann 1997-3-13 1482 B 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
  CAS-BOT-BC277556  Chaenactis glabriuscula var. lanosa Ynez Whilton Winblad 1937-4-19 s.n. Riverside Near Palm Springs Comment
  RSA0103446  Chaenactis glabriuscula var. lanosa Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8564 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  CAS-BOT-BC284346  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Unspecified Comment
  JEPS8640  Chaenactis stevioides Rimo Bacigalupi with Richard Holm and R. S. Ferris 1953-4-20 4039 Riverside 7 mi e of Shaver Summit (along U.S. Highway No. 60-70, opposite Hayfield Dry Lake) 441 Comment
  SJSU11743  Chaenactis stevioides R. C. McGehee 1970-4-15 201 Riverside Wileys Well c. 24 mi SW of Blythe, southeastern Riverside County Comment
  SEINET3071821  Chamaesyce micromera Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17502 Riverside West of Palen Pass quadrangle, zone 11 0663470mE 3753470mN NAD83, Palen Valley, along Palen Pass Road, 17km west of Palen Pass, 67km WNW of Blythe, 27km NNE of Desert Center 175 Comment
  CHSC39253  Chamaesyce polycarpa M. O. Dillon; E. Rodriguez 1977-1-29 796 Riverside Ca. 1 mi. E of Mecca. Mojave Desert. Comment
  RSA781417  Chamaesyce polycarpa Duncan S. Bell 2011-10-22 2997 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
  RSA770640  Chamaesyce polycarpa var. hirtella R. F. Thorne 1966-10-15 41778 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  RSA432407  Chamaesyce polycarpa var. polycarpa E. S. Spalding 1926-2-13 s.n Riverside Colorado Desert. Box Canyon on Blythe Road. Comment
  RSA627499  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1965-6-27 8693 Riverside Tin Mine Canyon. Comment
  UCSB50318  Chamaesyce setiloba Haller, John 1983-3-26 Riverside West side of Cottonwood Spring Road at southern boundary of Joshua Tree National Monument, 1 mile north of Interstate 10 304 Comment
  JOTR30213  Cheilanthes covillei Leary, C. and Leary, Pat 1979-2-24 2807 Riverside Joshua Tree National Park. On west facing slope in Lower Covington Flats, north of Smithwater Canyon, Joshua Tree National Monument. Comment
Read comments Feb 25 2013
  JOTR34165  Cheilanthes covillei Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 122 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Pinyon Well; Riparian area near small series of active springs and seeps (Stop 2) 1182 Comment
  RSA85537  Cheilanthes covillei F. W. Peirson 1922-4-10 s.n. Riverside Murray Canyon, Palm Springs Region. 457 Comment
  RSA757446  Cheilanthes newberryi R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55225 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta 730 Comment
  SJSU1759  Cheilanthes newberryi G. B. Youngberg 1956-3-27 177 Riverside hills near La Sierra College, Arlington 231 Comment
  UCR214010  Cheilanthes newberryi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37798 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  UCR261572  Cheilanthes newberryi Joseph Cahill 2011-1-8 111- 05 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  JEPS19048  Cheilanthes parryi Marjorie D. Clary 1932-3-15 1625 Riverside 12 mi sw Indio; Colorado Desert, Santa Rosa Mts 243 Comment
  JEPS35126  Cheilanthes parryi S. B. and W. F. Parish April, 1882 504 Riverside Agua Caliente Colorado Desert (Mts bordering the Colorado Desert) Comment
  UCR155814  Chenopodium album 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
  RSA0035481  Chenopodium berlandieri A. C. Sanders 2013-7-7 40860 Riverside near central Idyllwild, west side of Hwy 243 at road junction to Astrocamp (Saunders Meadow Rd.) and 0.15 km NE of Tollgate Rd. junction 1596 Comment
  RSA661033  Chenopodium berlandieri A. C. Sanders, Mitch Provance 1999-9-26 23076 Riverside McMullen Flat ca. 1 km NW of Valley High County Park, ca. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  SEINET238504  Chenopodium berlandieri A. C. Sanders, S. White; C. L. Sanders 1994-10-9 15817 Riverside San Bernardino Mountains: Whitewater Cyn. 2 mi. below trout farm above Bonnie Bell. 550 Comment
  RSA554221  Chenopodium berlandieri var. sinuatum A. C. Sanders, Chet McGaugh 1991-7-19 11154 Riverside Murrieta Hot Springs, large vernal pool on the S side of Murrieta Hot Springs Road, E of Via Princesa & N of Calle del Lago 348 Comment
  UCR92249  Chenopodium botrys Scott D. White 1995-8-23 3565 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  OBI74469  Chenopodium californicum David J. Keil 1983-4-15 16892 Riverside E of Temecula on SR79 Comment
  SEINET7073300 Image available Chenopodium californicum A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR91041  Chenopodium murale George K. Helmkamp 1996-1-18 96-8- 3 Riverside Sonoran (Colorado) Desert, Colorado River Valley, c. 2 miles NE of Blythe 82 Comment
  RSA740960  Chenopodium pumilio Scott D. White, Justin M. Wood 2008-6-18 12216 Riverside K Flat Meadow. 1433 Comment
  RSA621502  Chenopodium pumilio D. L. Banks 1997-11-15 2199 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  CLARK-A1528-2280  Chilopsis linearis John C. Roos 1952-6-21 5783 Riverside San Timoteo Canyon Comment
Read comments Oct 22 2014
  SEINET7248345 Image available Chilopsis linearis Duncan S. Bell, Loraine Washburn 2014-1 s.n. Riverside Orocopia Mountains; at the entrance to "Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  UCR178539  Chilopsis linearis R. G. Swinney 1967-5-26 146 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  UCSB11470  Chilopsis linearis Dearing, Hugh; Dearing, Margaret 1940-6-7 Riverside 7 miles north of Palm Springs Comment
  SEINET9118971  Chilopsis linearis E. Adams 1978-1 Riverside Mecca, Box Canyon. Desert wash. Comment
  UCR264246  Chilopsis linearis subsp. arcuata A. C. Sanders, Jim Malusa 2015-9-10 41841 Riverside Sonoran (Colorado) Desert, Salt Creek Canyon near top of alluvial fan, beside Summit Rd. c. 1.15 mi. below the old train trestle 213 Comment
  UCR17637  Chloris virgata Hap Ritter, Paul Mack 1976-10-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, sand dunes southeast of Hopkins Well and west of Wiley's Well Road 152 Comment
  UCR2285  Chloris virgata F. M. Reed 1936-8-26 9802 Riverside Riverside, on the Bell lot, Massachusetts Avenue 290 Comment
  UCR116805  Chorizanthe brevicornu A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23935 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR51955  Chorizanthe brevicornu Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al. 1988-3-10 2129 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  RSA674955  Chorizanthe fimbriata Scott D. White, Teresa Salvato 2001-6-8 8565 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UCR26535  Chorizanthe fimbriata var. fimbriata A. C. Sanders, S. Hagopian 1981-5-20 2134 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  CAS-BOT-BC191347  Chorizanthe leptotheca Steve Boyd 1986-4-22 1758 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just S of Interstate 15 Comment
  SD137670  Chorizanthe leptotheca Darin L. Banks, Peter Morrell 1995-5-4 312 Riverside Cleveland National Forest, north of Agua Tibia Wilderness Area, north slope of Agua Tibia Mtn., east of Dripping Springs Alcove Area, SE of Dripping Springs Campground, on arkose hills at north base of medasedimentary hills north of Wildhorse Peak 536 Comment
  UCR35077  Chorizanthe leptotheca L. B. Ziegler 1967-6-19 162 Riverside San Jacinto Mtns., Bautista Creek Canyon 762 Comment
  RSA688849  Chorizanthe parryi Scott D. White, Michael Honer 2003-5-13 9252 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  SD134409  Chorizanthe parryi var. parryi Craig Reiser 1991-4-25 Riverside Just S of Harford County Park and Idaleona Road Comment
Read comments Jul 11 2010
  UCR241190  Chorizanthe parryi var. parryi T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 370 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  UCR260598  Chorizanthe parryi var. parryi A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41472 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 2.8 miles east (92 deg. ) of Cabazon, c. 1.1 mi. NNW (340 deg. ) of One Horse Spring, south of I-10 and east of water bottling plant, edge of wind farm 456 Comment
  RSA559933  Chorizanthe polygonoides var. longispina Steve Boyd 1992-4-18 6902 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  UCR132343  Chorizanthe polygonoides var. longispina John F. Green, S. J. Myers 2003-6-25 s.n. Riverside Small hill just west of Leon Road, c. 0.25 mi. south of Borel Road, above Tucalota Creek 427 Comment
  SD138826  Chorizanthe procumbens Craig Reiser 1993-3-29 Riverside North of Lewis Valley Road and east of Sage Road Comment
  UCR217665  Chorizanthe procumbens var. albiflora Ana Hernandez 2010-4-26 018 Riverside Santa Ana Mtns, Cleveland National Forest, east of Hwy 74 and 40m north of Decker Canyon Rd. 729 Comment
  POM14108  Chorizanthe rigida P. A. Munz, D. D. Keck 1922-4-9 4878 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  UCR60787  Chorizanthe rigida Steve Boyd, Orlando Mistretta 1986-3-13 1412 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 244 Comment
  POM352016  Chrysothamnus paniculatus George R. Johnstone 1929-3-29 s.n. Riverside Colorado Desert near Palm Spring. 244 Comment
  JOTR37496  Chylismia brevipes subsp. brevipes Hodges, Stephen R., L. Ashfield 2016-1-20 625 Riverside Joshua Tree National Park. Eagle Mountains, Black Eagle Mine road, northern edge of mountains near eastern park boundary (Stop 1). Comment
  JEPS23461  Chylismia claviformis subsp. aurantiaca L. E. Carpenter circa 1914 Riverside Indio Colorado Desert Comment
  SD122414  Chylismia claviformis subsp. aurantiaca Duffie Clemons, Erik Jonsson 1988-2-13 1937 Riverside Ca. 3.0 miles north of I-10 along Washington St. southwest of Indio Hills, Coachella Valley. Comment
  UCR47056  Cirsium occidentale var. occidentale E. J. Lawlor 1987-4-26 43 Riverside San Timoteo Badlands, Redlands Blvd, 2.2 mi. north of Hwy 60 640 Comment
  POM13216  Cistanthe ambigua E. C. Jaeger 1921-04 1130 Riverside Painted canyon, near Mecca. Comment
  UCR59858  Citrullus lanatus J. M. Stewart 1989-11-20 637 Riverside Western Colorado Desert, Interstate Hwy 10, east of Indian Avenue, North Palm Springs Comment
  RSA678934  Clarkia purpurea subsp. quadrivulnera Scott D. White, Michael Honer 2003-6-3 9477 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UC20332  Clarkia purpurea subsp. quadrivulnera H. M. Hall July, 1901 2262 Riverside Fuller's Mills Mountains San Jacinto Mountains 1584 Comment
  RSA524235  Claytonia parviflora subsp. parviflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3906 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  RSA282925  Claytonia parviflora subsp. tenuifolia C. W. Tilforth, B. Busenberg 1980-6-17 2018 Riverside Slopes ca. 1/2 mi. south of Toolbox Springs Campground along Thomas Mtn. Road, south of Lake Hemet, west of Hiway 74. 1982 Comment
  RSA509570  Claytonia perfoliata subsp. mexicana Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  UC1537252  Claytonia perfoliata subsp. mexicana Gordon H. True Jr. 1935-3-1 36 Riverside Gavilan Hills 548 Comment
  CLARK-A1528-778  Clematis ligusticifolia C. M. Flanagan 1973-5-31 OO 606 Riverside Morongo Indian Reservation 0 Comment
  SEINET3075576 Image available Clematis pauciflora B. Pit, E. Misquez 1988-3-20 675 Riverside Cleveland National Forest, San Juan Loop Trail, ca. 4 mi W of El Cariso Village, just across the highway from Ortega Parks Store. 549 Comment
  UC219232  Clematis pauciflora P. A. Munz and I. M. Johnston 1922-5-7 5257 Riverside Little San Bernardino Mts., Keyes Ranch 1066 Comment
  POM9597  Clematis pauciflora I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  CHSC108882  Collinsia concolor Duncan S. Bell; Valentin Arvizu 2010-5-10 983 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approximately 1.4 air miles southeast of junction of forest service road 6S13 and forest service road 6S04. 1365 Comment
  SD102264  Collinsia concolor T. Reeves 1978-5-13 6899 Riverside San Jacinto Mts. Foothills SE of Banning, arroyo, Acess via Westward Ave. 671 Comment
  SD187478  Collinsia concolor Scott D. White, Angelia Carey 2004-4-16 10160 Riverside San Jacinto Mountain foothills;Indian Creek and adjacent slopes 548 Comment
  RSA0117426  Collinsia concolor Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4546 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at junction of Highway R3 and Powerline Road, NE of the lake. Comment
  CSUSB916  Collinsia heterophylla Steve Kulju 1974-5-16 Riverside Santa Ana Mountains Santa Ana Mountains near Murrieta on Tenaja Road, 6.7 miles southwest of Washington Ave. 548 Comment
  UCR133441  Collinsia heterophylla Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 203 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  UCR15986  Collinsia heterophylla K. T. Seng 1966-3-27 660327 2 Riverside Riverside, 0.5 miles north corner of Wood and Roberts. About 4 miles from freeway 395. Woodcrest area. 488 Comment
  UCR160491  Collinsia parryi A. C. Sanders 1994-5-30 14612 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  SEINET2445248  Collomia grandiflora T. B. Salvato, John F. Green 2004-5-27 550 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. Forest Falls 7.5' Q.; 0 1341 Comment
  JOTR35329  Colubrina californica Harding, Mitzi, Mark Wheeler 2012-2-28 96 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; southeastern most canyon in the range (Stop 2) 265 Comment
  CLARK-A1528-138  Conium maculatum Fred B. Essig 1967-6-22 Riverside Santa Ana River Comment
  RSA544410  Conium maculatum Steve Boyd, Timothy S. Ross 1991-6-14 6378 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  UCR250195  Convolvulus simulans A. C. Sanders 2014-4-22 41040 Riverside Peninsular Range, Lake Elsinore area, Baker St. c. 0.75 km north of Hwy 74 405 Comment
  UC468806  Conyza canadensis F. M. Reed 1905-9-25 406 Riverside Terraces Ranch Comment
Read comments Oct 20 2007
  UCR58456  Cordylanthus nevinii George K. Helmkamp 1989-10-7 s.n. Riverside Peninsular Range; San Jacinto Mtns, roadside beside Hwy 243 near Lawlor Lodge, c. 2 mi north of Pine Cove 1600 Comment
  UCR54452  Cordylanthus rigidus A. C. Sanders, E. J. Lawlor 1988-10-22 8728 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA0010996  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Colleen Wheeler 2010-7-19 1635 Riverside San Bernardino National Forest: Garner Valley, just north of the community of Thomas Mountain, approximately 3.5 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1385 Comment
  RSA180375  Cordylanthus rigidus subsp. setiger E. W. Lathrop 1960-5-27 5225 Riverside 6 miles west of Murrieta. Comment
  RSA0051769  Coreopsis bigelovii A. Lee Haines 1973-3-24 s.n. Riverside Whitewater River Canyon. 548 Comment
  POM80098  Corethrogyne filaginifolia Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA0099991  Corethrogyne filaginifolia Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8578 Riverside Santa Rosa Mountains; on a small ridge/summit area just to the south of the summit of Santa Rosa Mountain. 2438 Comment
  RSA699809  Corethrogyne filaginifolia Scott D. White, Michael Honer 2003-4-4 8937 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UC76431  Corethrogyne filaginifolia Miss M. Alice King 1893-12-1 Riverside Menifee<?> Comment
Read comments Apr 3 2011
  HSC6503  Crassula connata C. L. Hitchcock 1966-3-15 24149 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA394725  Crassula connata Barbara Shervanick 1973-2-18 645 Riverside [San Jacinto Mtn. foothills] Palm Springs, end of Raquet Club Road 1/2 mile from aerial tramway. 366 Comment
  UCD101837  Crassula connata C. L. Hitchcock 1966-3-15 24149 Riverside 1 mile east of Glen Ivy Hot Springs. Comment
  RSA678286  Crassula connata var. connata Michael Wall 2003-5-24 296 Riverside Northeast of Skinner Reservoir, Rawson Canyon, off Rawson Rd., 2.7 miles from jct. with Washington Ave. off Winchester Rd. 564 Comment
  RSA654969  Cressa truxillensis A. C. Sanders, D. Malueg, K. D. Jones, et al. 2000-9-8 23637 Riverside Perris-Anuanga Basin Region: French Valley, gasline right of way just south of Los Alamos/Thompson Rd. on the east side of Briggs Rd., ca. 0.5 km NE of Adobe Spring E. 409 Comment
  CLARK-A1045-294  Crossosoma bigelovii George K. Helmkamp 1977-5-20 Riverside San Jacinto Mountains .5 mile up from UC Research Station; rocky wall at base of Canyon; Palm Desert 15'Q Comment
  SFV6319  Crossosoma bigelovii T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 28 Riverside San Bernardino Mountains Whitewater Canyon Road, 3 miles north of Highway 60. 630 Comment
  UC668376  Crossosoma bigelovii Annie M. Alexander and Louise Kellogg 1941-4-24 2074 Riverside gorge of Dry Morongo Creek Morongo Valley 640 Comment
  RSA429  Croton californicus J. T. Howell 1928-7-9 1060 Riverside Temescal Canyon, 6 miles south of Glen Ivy 335 Comment
  UCD141985  Croton californicus G. L. Webster; R. Hildreth 1966-12-11 7474 Riverside Aguanga Valley, above Aguanga. 640 Comment
  RSA0020313  Croton californicus var. mohavensis D. W. Stevens 1982-4-20 s.n. Riverside ~1 mi east of Devers Substation ~2 mi north of I-10. Comment
  JOTR35173  Crypsis schoenoides Harding, Mitzi, T. Herskovits 2011-9-14 161 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam 1301 Comment
  RSA586256  Crypsis vaginiflora R. E. Riefner 1995-11-29 95 -398 Riverside Along Davis Road near the San Jacinto River. Comment
  POM287897  Cryptantha angustifolia Lyman Benson 1933-3-31 4195 Riverside Salton Sea-Imperial Co. line. 61 Comment
  POM72271  Cryptantha angustifolia Marcus E. Jones 1903-5-10 6808 Riverside Palm Spring. 61 Comment
  RSA336130  Cryptantha angustifolia R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52041 Riverside Just E of Palm Desert. Comment
  RSA707355  Cryptantha angustifolia Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 4 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune N 91 Comment
  SBBG63615  Cryptantha angustifolia M. N. Ackley -Feb-1926 33 Riverside near Edom 64 Comment
  SEINET10455845  Cryptantha angustifolia Billy Joe Cox 1975-4-23 Cox 4146 Riverside Palo Verde, 1-3 km W, (ca 32 mi S of Blythe); creosote desert scrub; sandy and gravelly entisols. 70 Comment
  RSA339338  Cryptantha barbigera R. F. Thorne, C. W. Tilforth 1980-5-28 54192 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  UCSB38658  Cryptantha barbigera Cowan, Clark 1978-4-23 Riverside 12.1 mi (19.2 km) S on Hwy. 74 from jct. with Hwy. 111 at Indian Wells 950 Comment
  UCR140302  Cryptantha corollata A. C. Sanders 2004-4-9 27455 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  UCR142221  Cryptantha corollata June Latting 1979-5-4 s.n. Riverside Gavilan Hills, Harford Springs County Park 610 Comment
  UCR214334  Cryptantha corollata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38373 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  JOTR33864  Cryptantha costata La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3050 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sand ramps interspersed w/ basalt outcrops 349 Comment
  UCR280015  Cryptantha costata Onkar Singh 2012-2-25 2544 B Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, Palen Sand Dunes west of Palen Dry Lake 140 Comment
  RSA0078966  Cryptantha cycloptera LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1428 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA710002  Cryptantha holoptera Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4593 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA79569  Cryptantha holoptera F. W. Peirson 1935-4-17 11475 Riverside 30 miles north of Blythe. Comment
  JEPS67652  Cryptantha intermedia W. L. Jepson 1935-4-21 17159 Riverside Aguanga, near branch road to Pines Aguanga 603 Comment
  JEPS67669  Cryptantha intermedia W. L. Jepson 1901-5-17 1212 Riverside Riverside 266 Comment
  POM368275  Cryptantha intermedia Ora M. Clark 1929-2-23 1547 Riverside Near Banning. Comment
  RSA0106454  Cryptantha intermedia Daphne K. Christopher, Hannah Stevens 2003-4-3 80 Riverside UC Riverside, Motte Rimrock Reserve. Off Hairstreak Trail. 536 Comment
  RSA674971  Cryptantha intermedia Scott D. White, Teresa Salvato 2001-6-8 8580 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  SD148208  Cryptantha intermedia A. C. Sanders 2001-5-3 24081 Riverside Hemet, southeast corner of State Street at Gibbel,at east end of Diamond Valley. 494 Comment
  UCR177150  Cryptantha intermedia Scott D. White, Michael Honer 2003-4-25 9107 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  UCR250557  Cryptantha intermedia A. C. Sanders 2014-4-9 41002 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.4 km south of El Hermano Rd., NW of Corona (Lee) Lake 331 Comment
  UCR51023  Cryptantha intermedia D. C. Hawks 1988-4-2 s.n. Riverside Peninsular Range, Tule Creek drainage, 1.75 mi. (airline) NE of Aguanga, SE of intersection of Dove Dr. and Sycamore Falls, south of Hwy 371, between Aguanga and Anza 945 Comment
  SEINET12280820  Cryptantha intermedia Unknown 1936-1 12768 Riverside W of Bonning Comment
  POM287673  Cryptantha maritima Lyman Benson 1933-3-31 s.n. Riverside Salton Sea-Imperial Co. line. 61 Comment
  RSA715092  Cryptantha micrantha Sarah J. De Groot, J. Mark Porter 2006-3-14 5202 Riverside North foot of San Jacinto Mts, between Snow Creek Road and Highway 111. Stabilized sand dunes. 351 Comment
  UC1563096  Cryptantha micrantha Steve Boyd and Orlando Mistretta 1986-3-13 1429 Riverside ne of Desert Center (jct of Parker Dam Rd and Palen Rd (rd going through pass between Palen and Granite Ranges)); Palen Mountains 243 Comment
  RSA650981  Cryptantha microstachys Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 609 Comment
  RSA674709  Cryptantha microstachys Scott D. White 2000-5-1 7742 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  SD255674  Cryptantha microstachys Jim Rocks 2013-4-24 406 Riverside Proposed Spring Valley Ranch development project. On privately owned land. 550 Comment
  UCR162400  Cryptantha microstachys S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  RSA776051  Cryptantha muricata C. P. Cowan 1978-4-25 1261 Riverside 0.4 mile (0.6 km) off Hwy. 74 on Morris Ranch Road, 4.3 miles (6.9 km) N on 74 from jct with 371. San Bernardino National Forest Comment
  SD136880  Cryptantha muricata Steve Boyd, Tim Ross 1992-5-15 7409 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; vicinity of the junction of Tenaja and Morgan Trails. 669 Comment
  UC24695  Cryptantha muricata H. M. Hall 1901-6-1 2052 Riverside vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  UCR201641  Cryptantha muricata Scott D. White, Justin M. Wood 2008-6-18 12206 Riverside San Jacinto Mountains, hiking trail from K flat to Apple Canyon Road 1451 Comment
  RSA499793  Cryptantha racemosa W. Hutchinson 1925-04 s.n. Riverside Palm Canyon Comment
  SDSU18688  Cryptantha utahensis Kristen Hasenstab, M. G. Simpson 2008-4-1 53 Riverside Joshua Tree National Park. 1000 ft from Cottonwood Springs campground. Near sign for entrance from campground to Mastodon loop trail. Hillside is covered with this species of Cryptantha, especially on north facing slopes. 905 Comment
  UCR232065  Cucurbita palmata John F. Green 2008-4-24 13- 07 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  UCR278873  Cuscuta californica var. papillosa Mitch Provance 2012-8-1 812- 03 Riverside Colorado Desert, Thousand Palms Canyon Road, +- 2/3 of the way up into the canyon. 140 Comment
  RSA71009  Cuscuta salina F. W. Peirson 1924-6-21 4760 Riverside Along south end of Lake Elsinore 381 Comment
  SEINET11038799  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2015-3-26 18297 .1 Riverside Chuckwalla Mountains: 4.1 km WNW of Corn Spring, NE of Aztec Well, 71 km west of central Blyth. Corn Springs 7.5 834 Comment
  POM10152  Cylindropuntia echinocarpa P. A. Munz 1921-5-1 4487 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  RSA0083640  Cylindropuntia echinocarpa Duncan S. Bell 2010-4-1 648 Riverside Arica Mountains: collecting near the Atchinson, Topeka, and Santa Fe railroad tracks approximately 3 air miles east of Priest Well, or approximately 4.3 air miles southeast of the ghost town of Rice. 216 Comment
  RSA0114882  Cylindropuntia echinocarpa Marc A. Baker 2014-2-16 17932 Riverside Big Maria Mountains, along the Midland-Vidal Road, 12.5 km WSW of Quien Sabe Point, 33km NNW of Blythe. 337 Comment
  SD146150  Cymbalaria muralis A. C. Sanders 1998-4-12 21751 Riverside Residence at 5081 Magnolia Ave., corner of Chapman Pl. 256 Comment
  UCR230771  Cynanchum utahense A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37499 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
  UCR113854  Cynodon dactylon Mitch Provance 2000-6-24 2062 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR232793  Cynodon dactylon John F. Green 2008-4-16 0408- 51 Riverside Peninsular Range; Perris-Aguanga Valley, SSE of Romoland, powerline route north of McLaughlin Rd, between Palomar and Dawson roads 442 Comment
  RSA666643  Cyperus difformis A. C. Sanders 2001-12-22 24891 Riverside Perris-Aguanga Basin: Perris, south side of Mildred St. between Redlands Ave. and Ruby St. 436 Comment
  UCR92728  Cyperus difformis A. C. Sanders 1994-7-26 15150 Riverside Santa Ana River at the Mission Blvd/7th street Bridge, W foot of Mt. Rubidoux 240 Comment
  SEINET269477  Cyperus eragrostis Scott D. White, Steve Ogg 1994-10-17 2490 Riverside City of Temecula Murrieta Ck channel directly W of Cherry St. USGS 71/2' Murrieta Quad. 315 Comment
  UCR162771  Cyperus eragrostis S. J. Myers 2005-10-6 s.n. Riverside Perris-Aguanga Basin, Noble Creek near Hwy I-10 at San Timoteo Canyon Road/Oak Valley Parkway 762 Comment
  UCR118779  Cyperus retrorsus A. C. Sanders, T. B. Salvato, G. P. Schultz, Steve Morgan 2001-11-15 24885 Riverside UCR Botanic Garden, east side of the UCR campus 396 Comment
  UC60275  Cyperus squarrosus H. M. Hall 1901-1 2663 Riverside water courses in vicinity of Strawberry Valley; San Jacinto Mts. 1615 Comment
  UCR193733  Cystopteris fragilis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35646 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 1555 Comment
  RSA554068  Dactyloctenium aegyptium Megan Phillips 1991-10-17 91 -19 Riverside Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive. Comment
  SEINET10773991  Dalea J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12828 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  JEPS41648  Dalea mollis H. M. Hall Apr. 1905 5932 Riverside McCoy Wash Colorado Desert, McCoy Wash Comment
  POM14018  Dalea mollis P. A. Munz 1922-4-8 4738 Riverside Mecca, Colorado desert. -30 Comment
  POM254735  Dalea mollis P. A. Munz 1940-3-23 15689 Riverside Gold Crown mine, Pinto Mts. east of 29 Palms. 915 Comment
  UCR260251  Dalea mollissima A. C. Sanders, Jim Malusa 2015-3-11 41391 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  LA11697  Dasyochloa pulchella John Thomas Howell; 1928-1-30 3310 Riverside 2 mi. E of Shavers' Well Comment
  CSUSB772  Datura meteloides Nancy Atha 1963-3-21 3-21-63 7 Riverside Southwest side of hill at the corner of Madison St. and Victoria Ave. in (city of) Riverside. 274 Comment
  UCR199633  Datura wrightii Scott D. White 2004-4-26 10245 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR235083  Datura wrightii A. C. Sanders, John F. Green 2012-6-1 40230 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCR94958  Datura wrightii Scott D. White 1996-9-22 4528 Riverside Perris Basin, Lakeview Mtns: north of Homeland, along Juniper Flats Road, c. 1.2 road miles north of intersection with State Hwy 74, unnamed drainage channel parallel to the road 500 Comment
  RSA735925  Daucus pusillus Scott D. White, Justin Wood 2008-5-29 12046 Riverside West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  UCR121884  Daucus pusillus Ian G. Gillespie 2001-5-7 86 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
  CAS-BOT-BC293816  Deinandra fasciculata A. C. Sanders 2004-5-11 27855 Riverside Elsinore Basin Region: Alberhill Mountain, lower south-facing slopes southeast of the clay mining area 450 Comment
  CAS-BOT-BC293824  Deinandra fasciculata R. F. Hoover 1968-6-6 11151 Riverside 1 mile east of Perris Comment
  RSA0097761  Deinandra kelloggii Marc A. Baker, Danny Cuellar, Chris Taylor, Paul Roberge, Cecile Shohet, Youssef Atallah 2015-7-3 18376 Riverside 1.8 km south of San Timoteo Wash, 15 km SE of central San Bernardino, 35m south of the San Bernardino County line. 491 Comment
  UC310836  Deinandra kelloggii Philip A. Munz 1925-1 9849 Riverside Aguanga Comment
Read comments May 30 2011
  SD232185  Deinandra mohavensis V. Soza, Steve Boyd and Neil Gilbert 2000-12-6 1063 b Riverside Peninsular Ranges, San Jaginto Mountains region: Alongside Highway 74, ca. 1 mile west of junction with Highway 243 (Mountain Center). 1310 Comment
  SEINET6051330  Deinandra paniculata Robert Allen, Allen, Linnel 2008-7-27 Riverside Santa Ana Mountains. South Main Divide Road, 4.7 road mi SE of junction with Ortega Hwy (SR74). Just south of the gated entrances to Rancho Capistrano Housing Developments. Comment
  UCR205021  Delphinium parishii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10473 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert, East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station 366 Comment
  UC162675  Delphinium parryi subsp. maritimum H. M. Hall 1897-4-3 424 Riverside Winchester Comment
Read comments Mar 20 2011
  SD137654  Delphinium parryi subsp. parryi Darin L. Banks 1995-5-3 193 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along Arroyo Seco 500 Comment
  RSA747112  Dendromecon Orlando Mistretta 1992-6-10 531 Riverside Peninsular Ranges: (Cleveland National Forest) Along old road coming off 3504 W of Sierra Peak. Head of road. Comment
  CAS-BOT-BC82953  Dendromecon rigida P. A. Munz 1932-4-24 12392 Riverside Snow Creek Canyon San Jacinto Mountains. 457 Comment
  SD137697  Dendromecon rigida Darin L. Banks, Steve Boyd 1995-5-3 197 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UC219264  Dendromecon rigida P. A. Munz and I. M. Johnston 1922-5-19 5406 Riverside canyon bed near mouth of Strawberry Creek; San Jacinto Canyon 762 Comment
  UCSB2144  Dendromecon rigida Kamb, Peter 1947-5-17 Riverside Banning-Idyllwild Road at Vista Grande Ranger Station, San Jacinto Mts. 1463 Comment
  UC817108  Deschampsia danthonioides P. A. Munz and I. M. Johnston 1922-5-19 5377 Riverside Menifee Valley Comment
  UCR85536  Deschampsia danthonioides A. C. Sanders 1993-4-5 13696 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
  RSA0120473  Descurainia pinnata subsp. brachycarpa Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9099 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 550 Comment
  RSA612611  Descurainia pinnata subsp. halictorum D. L. Banks, Victor Steinmann 1997-3-13 1496 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
  UCR241194  Dicentra chrysantha T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 377 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  POM97780  Dicentra chrysantha Marcus E. Jones 1900-7-13 s.n. Riverside Dripping Spring, near Temecula. 366 Comment
  UCR142195  Dichelostemma capitatum June Latting 1979-5-4 s.n. Riverside Gavilan Hills, Harford Springs County Park 610 Comment
  SEINET3885714  Dichelostemma pulchellum Steve Boyd, Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-1 4013 Riverside Vail Lake area, lower slopes of Aqua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta.; 0 488 Comment
  CAS-BOT-BC292178  Dicoria canescens J. Von Loh 1977-10-30 2601 Riverside Margin of Ford Dry Lake Comment
  POM356427  Dicoria canescens C. S. wasters 1909-6-20 s.n. Riverside Palm Springs. Comment
Read comments Oct 10 2009
  RSA0106719  Dicoria canescens Duncan S. Bell, Amanda Turek 2010-1-30 535 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on the west side of the range. 434 Comment
  UC527699  Dicoria canescens C. B. Wolf 1930-1 2547 Riverside roadside at Cabezon; San Gorgonio Pass 518 Comment
  RSA554294  Digitaria sanguinalis Scott D. White 1992-2-25 92 -7 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
  UCR109153  Dimorphotheca sinuata D. L. Banks, V. W. Steinmann 1997-3-13 1456 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  CAS-BOT-BC150929  Diplacus bigelovii var. bigelovii H. M. Hall 1905-5-1 6011 Riverside Cottonwood Springs 670 Comment
  SBBG25088  Diplacus bigelovii var. bigelovii D. Myrick 1966-4-5 1384 Riverside near S entrance of Joshua Tree Nat Monument Comment
  CAS-BOT-BC152907  Diplacus brevipes Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  RSA0019288  Diplacus brevipes LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6155 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  RSA0019413  Diplacus fremontii E. C. Jaeger 1921-6-15 s.n. Riverside San Jacinto Mtns. Along Stone Creek. 1524 Comment
  CAS-BOT-BC150681  Diplacus longiflorus C. L. Hitchcock 1940-4-12 6044 Riverside 8 mi. northwest of Elsinore 457 Comment
  CAS-BOT-BC150682  Diplacus longiflorus H. M. Hall 1901-6-1 2077 Riverside In the vicinity of Chalk Hill 1402 Comment
  UCR277881  Diplacus puniceus B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-4-15 1068 Riverside Gavilan Hills, Gavilan Peak, west of Perris 610 Comment
  RSA0019300  Diplacus puniceus D. L. Banks, Steve D. Boyd 1995-6-2 563 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 mile S of the clay grasslands. 902 Comment
  CAS-BOT-BC195676  Distichlis spicata H. S. Yates 1937-6-27 20940 Riverside Near Relief Hot Springs Comment
  UCR259226  Distichlis spicata Mitch Provance 2012-4-20 412- 05 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  UCR264613  Distichlis spicata Mitch Provance 2011-6-6 17005 Riverside Badlands, San Timoteo Canyon, El Casco area, north of San Timoteo Canyon Rd. and east of Woodhouse Rd 626 Comment
  UC110733 Image available Ditaxis californica H. M. Hall 1905-4-1 5796 Riverside 7 mi w Coachella; Marshall Canyon; 7 miles W of Coachella, Marshall Canon, Colorado Desert, Riverside Co. 30 Comment
  JOTR32109  Ditaxis lanceolata Harding, Mitzi, Kipp Callahan 2012-8-27 284 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  UC1929492  Ditaxis lanceolata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10488 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR59708  Ditaxis lanceolata A. C. Sanders 1989-9-19 9500 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  GMDRC2037  Ditaxis neomexicana J. Andre, T. La Doux 2006-4-11 6736 Riverside Pinto Basin: Pinto Basin: along Pinto Basin Rd (paved) in Wilson Cyn, growing in major side wash to SW.. Elev. 2814 ft. 858 Comment
  UCR216114  Ditaxis neomexicana Jim Andre, T. La Doux 2009-2-25 10813 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCR256714  Ditaxis neomexicana Duncan S. Bell 2012-2-12 3104 Riverside Mojave Desert, Mecca Hills, c. 1.25 air miles north of Box Canyon Road, and c. 4 air miles southwest of Shavers Well 256 Comment
  RSA780571  Dithyrea californica Stephanie Rockwood, Christi Gabriel 2011-11-7 196 Riverside Rice Valley. Highway 62 to Blythe/Rice Road. About 1 mile from highway. 229 Comment
  UCR216215  Dithyrea californica Jim Andre, T. La Doux 2009-2-25 10823 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  SEINET10481685  Dithyrea californica David B. Dunn 1948-3-14 Dunn 3774 Riverside Found in flat open sands near hidden springs ranch 5 mi s of the indio hills in the colorado desert. Comment
  RSA705960  Dodecahema leptoceras M. Wall, Stephanie Wall 2005-7-29 400 Riverside Valle Vista, San Jacinto River, north side of Hwy 74 across from Schultz Drive ca. 1.5 miles east of Fairview Avenue. 548 Comment
  RSA1455  Dodecatheon clevelandii J. T. Howell 1929-2-14 s.n. Riverside 6 miles south of Corona. Comment
  JEPS14663  Dodecatheon redolens Carl V. Meyer 1928-7-26 544 Riverside vicinity Deer Springs (San Jacinto Mountains); , vicin Deer Springs 2743 Comment
  CLARK-A1045-178  Downingia cuspidata George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains vernal pool; Wildomar 7.5'Q 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
  POM12885  Draba saxosa P. A. Munz 1922-7-7 6043 Riverside Summit of San Jacinto Peak. 3287 Comment
  POM12937  Draba saxosa P. A. Munz 1922-6-28 5870 Riverside Toro Peak, Santa Rosa Mountains 2529 Comment
  UCR178152  Dryopteris arguta Tracy Tennant 1998-3-10 MOR- 1109 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, low hills on the south side of Wood Canyon near its mouth, tree stand W-5 1280 Comment
  UCR240657  Dryopteris arguta Tracy Tennant, Mitch Provance 1998-6-16 MOR- 428 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  UCR101843  Dudleya B. G. Pitzer 1997-4-1 3043 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UC2059984  Dudleya lanceolata K. Nakai 1981-6-4 773 Riverside Temecula River Canyon, ca. 1/4 mi W of Highway I-15 . Comment
  UCR55897  Dudleya saxosa J. A. Adams 1965-4-17 123 Riverside Sonoran (Colorado) Desert, Hwy 111, 2 mi east of Palm Springs near foothills 244 Comment
  CAS-BOT-BC109607  Dudleya saxosa subsp. aloides Carl B. Wolf 1937-4-5 8414 Riverside San Gorgonio Pass, 1 mile west of Whitewater. 365 Comment
  RSA0041836  Dudleya saxosa subsp. aloides E. S. Spalding s.n. Riverside E of Banning. Comment
  HSC86935  Dysphania ambrosioides S. J. Myers 1987-10-27 Riverside 3 mi. W of Temecula, NE portion of Santa Rosa plateau, 3/4 mi. E of Walker Basin Comment
  UC403455  Echinocereus engelmannii Munz and Keck 1922-4-11 5013 Riverside Chuckawalla Mts. Colo. Desert 457 Comment
Read comments Oct 3 2011
  SEINET3071816  Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17500 Riverside Queen Mountain quadrangle, Queen Valley, 1km west of Desert Queen (McHaney's) Mine, 1km ESE of the summit of Negor Hill, 13km SSW of Twentynine Palms 1335 Comment
  CAS-BOT-BC197012  Echinochloa colona Malcom A. Nobs; S. Galen Smith 1948-9-3 488 Riverside Imperial Valley. 2 miles north of Indio Comment
  UCD61060  Echinochloa muricata var. microstachya H. S. Yates 1937-6-27 6707 Riverside San Jacinto, near Relief Hot Springs. 457 Comment
Read comments Mar 13 2011
  CAS-BOT-BC445577  Echinodorus berteroi S. B. Parish 1895-11-1 s.n. Riverside Elsinore Lake Comment
  UCR26443  Eclipta prostrata A. C. Sanders 1981-10-31 2394 Riverside McKinley St. between Riverside & Corona, 0.3 mi north of Hwy 91 & c. 100 yards west of McKinley 305 Comment
  RSA770644  Elatine californica R. F. Thorne 1973-5-23 43840 Riverside Santa Rosa Plateau- Mesa de Colorado. 610 Comment
  UC1409150  Elatine chilensis Robert F. Thorne and Earl Lathrop 1969-5-12 37939 Riverside Mesa de Colorado, Rancho Californua Santa Rosa Plateau Comment
  UCR258014  Eleocharis Mitch Provance, Seychelle Provance, Adey Tadesse 2003-5-24 503- 01 Riverside NW edge of Riverside, Santa Ana River bottom, just east of the 60 Freeway bridge 246 Comment
  UCR185172  Eleocharis bella Naomi Fraga, Et al. 2006-7-11 1727 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  UCR82836  Eleocharis geniculata A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15815 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR85424  Eleocharis geniculata A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15888 Riverside Sonoran (Colorado) Desert, Salton Sink: Dos Palmas Spring & immediate vicinity -30 Comment
  UC485123  Eleocharis macrostachya Carl V. Meyer 1928-7-30 580 Riverside Saunders Meadow San Jacinto Mountains Comment
  RSA544414  Eleocharis palustris Steve Boyd, Timothy S. Ross 1991-6-14 6382 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Road S to confluence with Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  RSA556501  Eleocharis palustris Julie Greene 1993-4-3 1105 Riverside San Jacinto Wildlife Area: west of dirt road. 445 Comment
  RSA179522  Eleocharis radicans E. W. Lathrop 1960-6-14 5010 Riverside 14 miles west of Murrieta. Comment
  UCR117076  Elymus condensatus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24226 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  JOTR34098  Elymus elymoides subsp. elymoides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2932 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast side of Quail Mountain; Steep, loamy, loose slopes just below the summit (stop 3) Comment
  CAS-BOT-BC174022  Elymus glaucus A. C. Sanders; Mitch Provance 2008-7-11 35791 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
  UCR24987  Elymus glaucus subsp. glaucus A. C. Sanders 1980-7-18 1653 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA500131  Elymus glaucus subsp. jepsonii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3680 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  UCR207264  Elymus repens O. F. Clarke 2005-6-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCD62702  Elymus trachycaulus Alan A. Beetle 1946-6-10 4396 Riverside San Jacinto Mts., San Jacinto Mt. Near Idyllwild. 1219 Comment
  UCR2370  Elymus triticoides H. S. Fawcett 1913-12-24 1108 Riverside West Riverside, along main road, Santa Ana River flats 244 Comment
  CSUSB98  Emmenanthe penduliflora David M. Peterson 1966-3-13 660313 9 Riverside Little Morongo Creek canyon, 1 mile north of Morongo Valley (29 Palms Road) on southwest facing slope. 761 Comment
Read comments Mar 28 2014
  RSA16506  Emmenanthe penduliflora Percy C. Everett 1935-6-17 7152 Riverside Santa Ana Mts, Coldwater Canyon Trail to Santiago Peak, 2 miles above Glen Ivy Resort. 610 Comment
  RSA33518  Emmenanthe penduliflora N. C. Cooper 1944-4-8 1053 Riverside Andreas Canyon. 305 Comment
  LA26721  Encelia actoni William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  POM356673  Encelia actoni Norman C. Cooper 1949-6-3 4150 Riverside Temecula 762 Comment
  SD186078  Encelia actoni A. C. Sanders, Mike Misenhelter 2005-6-15 30995 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino, 1.2 miles northeast of summit of (Big) Oak Mtn., southwest of Rocky Ridge and southeast of Black Hills. 640 Comment
  UCR82902  Encelia actoni A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15801 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  CAS-BOT-BC131336  Encelia farinosa M. Bourell; R. Patterson 1987-4-14 3274 Riverside Spur N of Box Canyon Hwy 195, BLM Conservation Area 150 Comment
  CHSC99339  Encelia farinosa LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1435 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains Region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 37' 32'N, 115 19' 35'W: UTM 3721895N, 655238E Elevation 1574 feet to 33 36' 52'N, 115 19' 54'W: UTM 3720669N, 654757E. Elevation 1800 feet. General collecting along canyon bottom and slopes. 514 Comment
  JOTR31865  Encelia farinosa La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2120 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  SEINET2054751 Image available Encelia farinosa Helen Kennedy, T. B. Salvato 2002-2-2 5452 Riverside Western Colorado Desert: Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec 2. 195 Comment
  UC1118072  Encelia farinosa A. Lewis 1933-1-28 143 Riverside San Jacinto Quadrangle, Reservoire Butte 579 Comment
Read comments Oct 30 2011
  UCD20084  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -214 Riverside 4.9 miles north of junction of Hwy 95 and Hwy 60-70, on Hwy 95. Comment
  POM289849  Encelia farinosa var. farinosa Lyman Benson 1933-3-31 4157 Riverside US 66 [US 60], Palm Springs. Mt. Range San Jacinto. 305 Comment
  UCR279353  Encelia farinosa var. farinosa A. C. Sanders, Jim Malusa 2017-3-23 42931 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  JOTR35931  Ephedra aspera De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6879 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 914 Comment
  CAS-BOT-BC81534  Ephedra californica LeRoy Abrams 1903-4-6 3204 Riverside Palm Springs Comment
  CAS-BOT-BC81548  Ephedra californica Philip A. Munz 1940-3-22 15656 Riverside [Whitewater] White Water Canyon, 2 miles north of Banning-Indio boulevard Comment
  JOTR34119  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2739 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  PASA1867  Ephedra californica R. E. Merrill Riverside Palm Canyon Comment
  RSA383883  Ephedra californica Robert Gustafson 1981-4-7 2158 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA761130  Ephedra californica Thomas Stoughton, J. McConnaughy, Andrew Monks, Malia Volke 2010-3-31 118 Riverside PCT Trail. W of Whitewater Canyon. N of jct of I-10 and Rte 111. 740 Comment
  UC68597  Ephedra californica H. M. Hall 1905-5-2 5979 Riverside Chuckawalla Peak Colorado Desert, Chuckawalla Peak Comment
  NY70797  Ephedra viridis R. F. Thorne 1967-3-21 41639 Riverside Joshua Tree National Monument: Cottonwood Springs 914.4 Comment
Read comments Oct 9 2010
  UC1287195  Ephedra viridis C. L. Hitchcock 1966-3-16 24204 Riverside 7 mi s of Palm Desert (along Palms to Pines Hiway) Comment
  CAS-BOT-BC171737  Epilobium canum subsp. latifolium Louis C. Wheeler 1933-12-1 2291 Riverside Mouth of Tahquitz Canyon, San Jacinto Mts. 152 Comment
  RSA162769  Epilobium canum subsp. latifolium John Olmsted 1958-9-21 207 Riverside Dark Canyon just above its intersection with Banning Idyllwild road. Comment
  RSA674524  Epilobium canum subsp. latifolium Scott D. White 2000-11-15 8147 Riverside Idyllwild area, Strawberry Fuelbreak between Inspiration Pt. and Strawberry Ck. 1402 Comment
  SD43540  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Edge of wash, in disintegrated granite; Cottonwood Springs, Joshua Tree National Monument. 1096 Comment
  UCR268589  Epilobium densiflorum Jim Andre 2012-6-15 30541 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  RSA6024  Epilobium glaberrimum subsp. glaberrimum Carl B. Wolf 1932-8-5 3941 Riverside Along trail from Tahquitz Valley to San Jacinto Peak. 2561 Comment
  RSA381721  Epipactis gigantea A. Menke 1955-4-25 s.n. Riverside Andreas Canyon, Palm Springs. Comment
  UC455182  Epipactis gigantea I. J. Condit 1910-6-24 Riverside San Jacinto Mts.; near spring 914 Comment
  RSA639601  Equisetum arvense L. C. Wheeler 1932-7-9 926 Riverside Santa Ana River at Chino Creek 145 Comment
  RSA684603  Equisetum laevigatum H. de Forest, Jack Rempel 1934-4-14 19792 Riverside Andreas Canyon. 305 Comment
  RSA684674  Equisetum laevigatum Gale Sphon 1955-5-22 s.n. Riverside Hemet Meadow. Comment
  SD229010  Equisetum laevigatum Dick Schwenkmeyer 2012-6-27 754 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  SEINET1906700  Eragrostis barrelieri A. C. Sanders, G. K. Helmkamp 1996-1 17978 Riverside Coachella Valley: palm Springs, shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. 189 Comment
  CAS-BOT-BC204533  Eragrostis curvula S. Morgan 1992-7-27 92 -7 Riverside UCR campus. In the Latin American section of the UCR Botanical Garden; garden quad. F-4 Comment
  UCR225723  Eragrostis curvula A. C. Sanders 2011-3-30 38904 Riverside Peninsular Range, city of Lake Elsinore, old section of Hwy 74 (bypassed) west of Ardenwood Way, curving around a rocky hill 424 Comment
  RSA605215  Eragrostis lehmanniana A. C. Sanders, G. Helmkamp, P. J. MacKay 1995-3-12 16023 Riverside Indio, just SW of the Whitewater River Channel at Auto Center Dr. (Hwy 111)., 33 deg 43.3'N, 116 deg 12.3'W -8 Comment
  RSA623563  Eragrostis mexicana subsp. virescens R. E. Riefner 1998-10-15 98 -525 Riverside Menefee-Paloma Valley Comment
  RSA129655  Eragrostis minor H. S. Yates 1937-6-28 21089 Riverside Palm Springs. 137 Comment
  RSA206252  Eremogone ferrisiae Reid V. Moran 1968-8-3 15366 Riverside N slope 1 mile W of summit, Santa Rosa Mtn. 2150 Comment
  RSA0045065  Eremogone macradenia var. macradenia P. H. Raven 1958-5-5 12899 Riverside To the west of Split Rock Tank, Joshua Tree National Monument. Comment
  UCSB42113  Eremothera chamaenerioides Roos, John 1966-3-26 Riverside 2.5 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  JOTR34036  Eremothera refracta La Doux, Tasha, M. Harding 2010-4-7 2920 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  JOTR36441  Eremothera refracta La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3412 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  UC874145  Eremothera refracta C. L. Hitchcock 1940-4-1 5898 Riverside 1 mi below Cottonwood Spgs.; Joshua Tree Nat. Monument Comment
  JEPS48796  Eriastrum densifolium Marjorie D. Clary 1932-6-5 926 Riverside Dead Indian Trail west side Colorado Desert, Santa Rosa Mts. Comment
  UCR126168  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-22 102 Riverside San Jacinto Mtns., Hwy 371, 4.5 km south of Hwy 74, south side of road, in sandy bottom of Hamilton Wash 1268 Comment
  RSA0110543  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  JOTR16792  Eriastrum eremicum subsp. eremicum Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  SD45397  Eriastrum filifolium Herbert L. Mason 1926-5-2 3200 Riverside Temecula Valley Comment
  RSA0120687  Eriastrum harwoodii Duncan S. Bell 2010-4-2 695 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness., Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  UCR263473  Eriastrum sapphirinum A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35588 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, along trail from May Valley Rd. 1555 Comment
  RSA0121559  Eriastrum sapphirinum subsp. dasyanthum Scott D. White 1997-5-25 5231 Riverside Bautista Canyon, Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing at ca. 3200 ft. 793 Comment
  RSA0121570  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1944-7-15 1578 Riverside Banning. 701 Comment
  RSA0122947  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1962-7-26 8180 Riverside Temescal Valley. Comment
  JOTR30827  Ericameria cuneata var. spathulata La Doux, Tasha, Jim Andre 2008-9-16 343 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
  SEINET10757987  Ericameria laricifolia David B. Dunn 1947-10-9 Dunn 3531 Riverside Joshua Tree National Monument at campground area by Hidden Valley. Comment
  POM305655  Ericameria linearifolia Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1011 Riverside Hemet-Anza, Bautista Creek Road. Comment
  POM359404  Ericameria linearifolia Norman C. Cooper 1945-3-26 s.n. Riverside Aguanga. Comment
  UC496517  Ericameria nauseosa var. oreophila Philip A. Munz 1932-10-16 12842 Riverside near Palm Creek; Santa Rosa Mts. 1463 Comment
  SD127547  Ericameria paniculata Reid Moran 1967-11-7 14648 Riverside 4 miles north of Palm Springs. 299 Comment
  RSA552731  Ericameria pinifolia Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6753 a Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 671 Comment
  UCR117710  Ericameria pinifolia Mitch Provance 1998-6-11 680 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  UCR34967  Erigeron divergens L. B. Ziegler 1972-6-13 482 Riverside San Jacinto Mtns, Hemet (Garner) Valley. In back of Kenworthy Ranger Station. 1402 Comment
  UCR167831  Erigeron foliosus T. B. Salvato, Melissa Clemons 2005-6-2 1336 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  JEPS23546  Erigeron foliosus var. foliosus Peter H. Raven 1958-5-17 12935 Riverside 3.4 mi se Banning (on road to Idyllwild); San Jacinto Mountains Comment
  RSA683094  Erigeron foliosus var. foliosus Scott D. White, Teresa B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8659 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  SEINET225401  Erigeron foliosus var. foliosus Malcolm McLeod, David Keil 1977-3-26 K 12016 Riverside 9 mi E of jctn. With I-15 along Calif. 79. 518 Comment
  UCR170021  Eriochloa contracta O. F. Clarke 2003-9-1 s.n. Riverside Peninsular Range, Riverside, UCR Botanical Garden, along wheelchair trail NW of rose garden 351 Comment
  POM262958  Eriodictyon crassifolium J. C. Roos 1941-5-10 131 Riverside San Jacinto River bridge, east of Hemet Comment
Read comments Apr 29 2011
  POM12123  Eriodictyon trichocalyx Mary F. Spencer 1921-4-19 1120 Riverside Banning. Comment
Read comments Mar 13 2011
  UC107133  Eriodictyon trichocalyx var. trichocalyx T. S. Brandegee 1902-5-14 Riverside Banning Comment
Read comments Mar 13 2011
  SEINET6328742  Eriogonum apiculatum Richard Walker 1967-9-30 92 Riverside South of Black Mountain Camp ca 300 yards on east side of road embankment ca 4 yards off; San Jacinto Mountains 2103 Comment
  UCR35090  Eriogonum apiculatum L. B. Ziegler 1967-8-23 224 Riverside San Jacinto Mtns, Pinyon Flats; dry washes on the flats 1250 Comment
  RSA393467  Eriogonum davidsonii Anstruther Davidson 1892-7-3 s.n. Riverside San Jacinto. Comment
  RSA739335  Eriogonum davidsonii Keith E. Hoffmaster 1937-6-6 810 Riverside Palms to Pines road near Keen Camp. PR4. Comment
  UCR102435  Eriogonum davidsonii G. R. Ballmer 1991-6-22 s.n. Riverside San Jacinto Mtns., SE end of Garner Valley, on Pacific Crest Trail about 2-3 mi north of junction with Hwy 74; in vicinity of Bull Canyon Comment
  UCR38701  Eriogonum davidsonii J. M. Stewart 1985-4-22 8518 Riverside Santa Rosa Mountains, Dead Indian Wash at Hwy 74, south of Palm Desert Comment
  UCR94611  Eriogonum davidsonii G. R. Ballmer, Kay Stockwell 1995-6-24 s.n. Riverside San Jacinto Mountains, along trail from Morris Ranch Rd. to Pacific Crest Trail, near Pyramid Peak 1982 Comment
  UCR233548  Eriogonum deflexum var. deflexum Jim Andre, Glenn L. Clifton 2011-2-22 17415 Riverside Mecca Hills, along Box Canyon Road, 5.5 mi northeast of town of Mecca 52 Comment
  SDSU6540  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 279 Riverside Along road, S. side of Lake Mathews. Comment
  SEINET269321  Eriogonum fasciculatum Scott D. White 2734 Riverside Directly S of Rosary St. at T intersection w/ Central in town of Nuevo. +/-1600 ft. elev. USGS Perris 7 1/2 quad. 488 Comment
  POM13746  Eriogonum fasciculatum var. foliolosum E. C. Jaeger 1921-7-15 1193 Riverside Soboba Hot Springs Comment
  UCR41349  Eriogonum fasciculatum var. foliolosum N. M. Fellows, A. C. Sanders 1985-5-7 188 Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  LA206787  Eriogonum fasciculatum var. polifolium W. Pequegnat; 1938-5-15 sn Riverside Santa Ana Mountains, Bear Springs Comment
  RSA0097950  Eriogonum fasciculatum var. polifolium Duncan S. Bell 2014-11-14 7723 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  SD73401  Eriogonum fasciculatum var. polifolium Nancy Ryan Zabriskie 1969-4-27 204 Riverside Andreas Canyon near Palm Springs 1200 Comment
  UCR194207  Eriogonum gracile Scott D. White, Angelia Carey 2004-6-4 10468 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  POM48877  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1924-7-26 8711 Riverside South of Banning. 976 Comment
  UCD100271  Eriogonum inflatum John Green; Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Beach, 1.5 mile transect along Coachella right-of-way, between siphons 25 and 26, NE of Hunters Spring, enar S base of Orocopia Mtns. 23 Comment
  SD8023  Eriogonum maculatum S. B. Parish, W. F. Parish April 1882 Riverside Agua Caliente [=Palm Springs, says Andy Sanders] Comment
Read comments Nov 3 2011
  POM49276  Eriogonum molestum Mary F. Spencer 1919-7-1 1375 Riverside Idyllwild. 1616 Comment
  SBBG64073  Eriogonum molestum R. Hoffmann 1929-9-7 Riverside Strawberry Valley 1645 Comment
  JEPS56684  Eriogonum nidularium W. L. Jepson 1928-4-25 12603 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  CLARK-A1528-3677  Eriogonum nudum subsp. pauciflorum John C. Roos 1943-10-16 2740 Riverside Little San Bernardino Mountains Comment
  RSA761996  Eriogonum nudum var. pauciflorum Peter Guiden, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 71 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC849804  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keen Camp P.O. 1425 Comment
  POM162495  Eriogonum plumatella var. jaegeri E. C. Jaeger 1928-06 s.n. Riverside Cottonwood Springs, Mojave Desert. Comment
Read comments Oct 9 2010
  UCSB9110  Eriogonum pusillum Ewan, Joseph 1929-3-23 Riverside Whitewater Cyn; Colorado Desert 457 Comment
  POM122028  Eriogonum thomasii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA517830  Eriogonum thomasii Steve Boyd, Orlando Mistretta 1986-3-13 1450 Riverside West side Palen Mts.: NE of Desert Center. Comment
  SD174876  Eriogonum thomasii Mark A. Elvin 2005-4-26 4225 Riverside Coachella Valley; N of Agua Caliente Indian Reservation, N of Ramon St. 3km NW of thousand Palms 182 Comment
  UC665773  Eriogonum thomasii Ira L. Wiggins 1941-3-24 9586 Riverside 1 mi n Imperial county line (e side of Salton Sea); Salton Sea Comment
  UCR139376  Eriogonum thomasii I. M. Johnston 1917-4-4 1091 Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  UCR88122  Eriogonum thomasii A. C. Sanders, G. Nuhn 1995-4-20 16597 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  JEPS56246  Eriogonum thurberi J. Ewan 1930-4-17 2201 Riverside between S.P. Railroad and Snow Creek Comment
  UC1618002  Eriogonum thurberi Donald G. Nelson 1936-5-22 384 Riverside on Pines-to Palms hwy at Ribbonwood Camp; San Jacinto Mts. Comment
  UC668382  Eriogonum thurberi Annie M. Alexander and Louise Kellogg 1941-4-24 2077 Riverside Morongo Valley Gorge of Dry Morongo Creek 640 Comment
  SBBG65499  Eriogonum trichopes S. G. Stokes 1933-4-9 51 Riverside S of Palm Springs Comment
  POM259129  Eriogonum umbellatum subsp. munzii P. A. Munz 1938-8-14 15377 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2287 Comment
  CLARK-A1528-3723  Eriogonum wrightii John C. Roos 1967-10-28 Riverside Whitewater 426 Comment
  RSA766278  Eriogonum wrightii var. membranaceum E. L. Peterson 1931-9-6 5633 Riverside Strawberry Valley. San Jacinto Mts. 1585 Comment
  UCR13758  Eriogonum wrightii var. membranaceum N. R. Zabriskie, W. W. Zabriskie 1972-9-7 534 Riverside Peninsular Range; San Jacinto Mtns., Strawberry firebreak, south of S end of Marion Ridge Road, Pine Cove, W drainage Mtns 1921 Comment
  POM183985  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside North base Santa Rosa Mountains, road Indio to Vandeventer Flat 610 Comment
  SD247486  Eriogonum wrightii var. nodosum John F. Emmel 1985-10-23 977 Riverside Southern Mojave Desert: Coxcomb Mountains, 0.1-0.2 air mi WNW of Peak 4416 (Cadiz Valley Southwest 7.5'Q) 1280 Comment
  SEINET7048174  Eriophyllum ambiguum var. ambiguum Steven R. Hill 2001-5-3 33680 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  RSA472332  Eriophyllum ambiguum var. paleaceum M. B. Dunkle 1932-3-25 2912 Riverside Near Cathedral Canyon. Comment
  POM230187  Eriophyllum confertiflorum I. W. Clokey 1935-4-18 6949 Riverside Gavilan Peak 600 Comment
  UCR260536  Eriophyllum confertiflorum T. B. Salvato 2014-5-29 8054 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
  JOTR31117  Eriophyllum confertiflorum var. confertiflorum La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2500 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Monzogranite boulder outcrop near base of Quail Mountain, between Lost Horse Valley and Juniper Flats; Edge of old burn area (Stop 1) Comment
  LA203540  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-3 sn Riverside Santa Ana Mountains, Indian Truck Trail Comment
  SDSU13541  Eriophyllum confertiflorum var. confertiflorum W. Miller, C. Mosse 1972-7-5 Riverside Comment
  SEINET7042767  Eriophyllum multicaule W. P. Vestal, A. G. Vestal 1955-3-25 3476 Riverside Adenostoma chaparral, Lakeview Mountains on Juniper Flat Road. Lakeview quadrangle UTM Zone 11, 489935mE, 3735502mN. Comment
  CAS-BOT-BC302039  Eriophyllum wallacei H. M. Hall 1899-5-25 1179 Riverside San Jacinto Mountains. Coyote Canon [Canyon], El Toro Mt. Comment
  CAS-BOT-BC302040  Eriophyllum wallacei 1891-4-4 601 a Riverside San Jacinto Comment
  UC69060  Eriophyllum wallacei H. M. Hall 1905-5-1 6012 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
Read comments Oct 9 2010
  RSA645532  Erodium botrys Scott D. White 1993-3-12 1138 Riverside San Bernardino Basin: San Jacinto Valley: Perris Valley Pipeline. 439 Comment
  UCR93090  Erodium botrys Scott D. White 1995-3-30 2634 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  JOTR33976  Erodium cicutarium La Doux, Tasha, M. Harding 2010-4-7 2864 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
  RSA390940  Erodium texanum Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  CAS-BOT-BC54336  Erysimum capitatum Carl B. Wolf 1932-8-4 3910 Riverside San Jacinto Mountains. Point View, near Idyllwild. 1645 Comment
  CSUSB1404  Erysimum capitatum Robin Maetche 1971-5-19 S. N. Riverside Idyllwilde city limits Comment
  RSA651370  Erysimum capitatum Richard Clark 1969-5-24 s.n. Riverside Lk. Filmore; Palms to Pines Hwy. Comment
  RSA761755  Erysimum capitatum Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 650 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SEINET11249631  Erysimum capitatum var. capitatum N. H. Holmgren, L. F. Seong 1969-6-17 3581 Riverside San Jacinto Mountains, Black Mountain, campground at the turnoff to a lookout tower. Comment
  SD136748  Erythranthe guttata Steve Boyd, Tim Ross 1992-5-5 7253 Riverside San mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails 730 Comment
  SD187481  Erythranthe guttata Scott D. White, Angelia Carey 2004-4-16 10186 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  RSA0020083  Erythranthe moschata P. A. Munz 1938-8-14 15353 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR239863  Escallonia O. F. Clarke 2004-10-4 s.n. Riverside La Sierra area of Riverside, Kaiser Park Sierra Hospital, Magnolia Ave. at Park Sierra Dr. 220 Comment
  JOTR34264  Eschscholzia La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2955 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  UCD96465  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-15 258 A Riverside California. Riverside County: Joshua Tree National Park. 610 Comment
  UCR114323  Eschscholzia caespitosa Mitch Provance 1998-5-2 492 Riverside Jurupa Hills, Sunnyslope, along the E side of Sierra Blvd. 366 Comment
  RSA525411  Eschscholzia californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4519 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  CAS-BOT-BC83126  Eschscholzia minutiflora John H. Thomas 1957-3-30 6523 Riverside 0.8 mile east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. 518 Comment
  HSC79253  Eschscholzia minutiflora G. K. Helmkamp 1984-5-5 - 3 Riverside Little San Bernardino Mtns., Big Morongo Canyon, 4 mi. below the caretaker's house at the Big Morongo Preserve 549 Comment
  JOTR28881  Eschscholzia minutiflora La Doux, Tasha 2004-2-24 1116 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  RSA657238  Eschscholzia minutiflora J. Mark Porter 2001-4-2 12335 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  CAS-BOT-BC419621  Eschscholzia parishii Ynez Whilton Winblad 1937-3-22 s.n. Riverside East slope of Chocolate Mts. Comment
  CAS-BOT-BC419622  Eschscholzia parishii Ynez Whilton Winblad 1937-4-22 s.n. Riverside Box Canyon Comment
  CAS-BOT-BC419645  Eschscholzia parishii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  JOTR31872  Eschscholzia parishii La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2126 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  UC724249  Eschscholzia parishii Aven and Ruth Nelson 1939-3-29 3320 Riverside near Palm grove; Hidden Spring Canyon Comment
  UCSB33607  Eschscholzia parishii Simmons, Karen 1979-3-25 Riverside 8.8 miles south-west of Hwy. 10; on Box Canyon Road 30 Comment
  UCR199790  Eucalyptus tereticornis Scott D. White, Justin M. Wood 2008-6-24 12282 Riverside Beaumont Badlands, San Timoteo Canyon, meadow along San Timoteo Creek 671 Comment
  UCR214147  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37711 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, 0.3 mi NNE (14 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 405 Comment
  RSA0124118  Eulobus californicus Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8742 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  RSA698221  Eulobus californicus J. R. Bruff 1928-4-2 86 Riverside Whitewater. Comment
  RSA771513  Eulobus californicus Keith E. Hoffmaster 1935-3-31 566 -b Riverside Palm Springs Comment
  UC50301  Eulobus californicus H. M. Hall Apr. 1903 3808 Riverside Vicinity of Riverside 396 Comment
  UCSB4514  Eulobus californicus Haller, John 1957-3-23 Riverside Morongo Wash, ca. 4.5 road miles N. of US 99, & 3 air miles S of Riverside-San Bernardino county line 609 Comment
  POM261421  Euonymus occidentalis var. parishii J. C. Roos 1941-8-2 88 Riverside Dark Canyon. 2134 Comment
  UCR240268  Euphorbia abramsiana Neal Kramer, Wendy McBride 2012-9-3 2069 Riverside Sonoran (Colorado) Desert, Palen Dunes Dr. between Palen Dry Lake and Ford Dry Lake, c. 1.5 mi. north of I-10 Fwy 116 Comment
  RSA776846  Euphorbia eriantha Amber Swanson 2011-3-18 232 Riverside Down Rd from Corn Springs Campground in the Chuckwalla Mtns Comment
  UCR239824  Euphorbia hirta O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCD77526  Euphorbia micromera Robert E. Preston 1997-11-11 1060 Riverside east edge of Palo Verde Mesa. 99 Comment
  UCR95421  Euphorbia micromera L. C. Wheeler 1966-10-15 8982 Riverside San Jacinto Mtns., near Black Hill, by Pines to Palms Hwy. 976 Comment
  SD224941  Euphorbia polycarpa G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2675 Riverside Little San Bernardino Mtns, 3.2 mi. N of jct of Thousand Palms Canyon Rd & Dillon Rd. 456 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
  UCD142857  Euphorbia setiloba Lewis S. Rose 1967-12-19 67178 Riverside La Quinta. 15 Comment
  RSA0026137  Fagonia laevis Deidre Conocchioli, Caitlin Elam 2013-10-2 75 Riverside SW of Bristol Mtns Wilderness Area. From Blythe, head northwest on the Mildland-Rice Rd for 9.6 miles. Turn right onto unmarked BLM Rd and follow NE for 1.6 miles to collection site. 307 Comment
  RSA77840  Fagonia laevis F. Brubaker, Margaret Slaton 1929-4-28 495 -54 Riverside Hidden Springs, Colorado Desert Comment
Read comments Nov 11 2011
  RSA391111  Fagonia pachyacantha W. Hutchinson 1926-3-1 s.n. Riverside Colorado Desert. Comment
  UCR86159  Fagonia pachyacantha A. C. Sanders 1995-5-23 17126 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  CDA22199  Fatoua villosa A. C. Sanders, S. Morgan 1994-10-7 15832 Riverside Riverside: UCR Botanic Garden. 0 Comment
  CDA43476  Fatoua villosa Chandler & Mellor 2015-11-13 PDR# 331 P06143073-1 Riverside Menifee; Ramirez Foliage, 32883 Ascot Way. 0 Comment
  CAS-BOT-BC56786  Ferocactus cylindraceus Geo. Lindsay 1954-4-1 2059 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR92643  Festuca arundinacea Steve Boyd 1985-7-23 1016 B Riverside Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek 305 Comment
  CLARK-A1528-4656  Festuca megalura John C. Roos, Lucille Roos 1950-4-15 4741 Riverside Pigeon Pass 457 Comment
  UCR91442  Festuca myuros Scott D. White 1995-3-30 2630 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  RSA0123281  Festuca octoflora Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8994 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
  UCR112558  Festuca octoflora A. C. Sanders 1998-3-17 21744 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  UCR75038  Festuca octoflora A. C. Sanders, E. J. Lawlor 1992-4-4 12152 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA381633  Ficus palmata W. P. Armstrong 1986-4-6 1260 Riverside Univ. Calif. Riverside - near hillside test plots E of main campus 366 Comment
  RSA522702  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3889 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
  UCR41225  Filago californica N. M. Fellows, A. C. Sanders 1985-4-9 124 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
  UCR166300  Filago depressa A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16143 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  RSA613783  Filago gallica A. C. Sanders, P. Mackay, Tim C. Thomas, O. F. Clarke 1997-5-4 20661 Riverside San Jacinto Mtns: N side along hwy 243, 1.5 mile below Twin Pines Ranch Raod (McMullen Flat), N slope of peak 3740. 1067 Comment
  UCR175073  Filago gallica Teresa Nieto 2005-5-26 27 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  RSA674549  Filago gallica Scott D. White 2000-5-1 7752 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  POM13750  Forestiera pubescens E. C. Jaeger 1920-4-13 67 Riverside Onstatt Cr. Santa Rosa Mts. Comment
  RSA464881  Forestiera pubescens Bonnie C. Templeton 1930-4-15 1476 Riverside Near Gavilan Peak. 500 Comment
  UC1123328  Forestiera pubescens A. E. Wieslander 1938-5-5 734 Riverside Vandeventer Flat; Thermal Quad. 1493 Comment
  UC1280922  Forestiera pubescens H. E. McMinn 1935-6-27 4045 Riverside Pines to Palms Highway Comment
  CAS-BOT-BC384199  Forestiera pubescens subsp. parvifolia E. K. Balls 1955-7-19 20974 Riverside Hwy. 74, 17 mi. se. of Mountain Center on road to Palm Springs 1371 Comment
  CLARK-A1528-1145  Fouquieria splendens John C. Roos 1946-12-21 3192 Riverside Deep Canyon 274 Comment
  RSA0013452  Fouquieria splendens April Garbat, Sarah J. De Groot 2013-4-9 44 Riverside Along Graham Pass Rd near intersection with Chuckwalla Valley Rd. Population from Chuckwalla Springs Rd to the pass. 416 Comment
  SEINET4108735  Fouquieria splendens J. Redfern 2004-1 JT 5 Riverside Collected along Pinto Basin road north of Cottonwood Visitor Center in Joshua Tree National Park. 759 Comment
  UCR201430  Frasera parryi Scott D. White, Justin M. Wood 2008-6-17 12167 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  RSA263769  Fraxinus latifolia E. W. Lathrop 1971-3-24 7486 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA717477  Fraxinus velutina A. C. Sanders, O. F. Clarke 1991-6-10 11133 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  CAS-BOT-BC422454  Fumaria officinalis Steve Morgan 1994-3-25 94 -2 Riverside Riverside. Comment
  RSA781183  Funastrum cynanchoides var. hartwegii D. Silverman 2010-3-30 7886 Riverside East bajada flank of southern McCoy Mountains, 1 km west of Black Creek Road, 7.8 km east of McCoy Peak, and 4.8 km N of I-10 165 Comment
  RSA550355  Funastrum hirtellum W. Wisura 1992-3-24 4633 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  RSA717623  Funastrum hirtellum Scott D. White, Andrea Warniment Edwards 2006-3-29 11276 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  SFV17333  Funastrum hirtellum J. D. Dilley, J. N. Hogue (108.16) 1998-4-23 272 Riverside Sonoran Desert Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  UCR244894  Funastrum hirtellum Jim Andre 2012-3-19 21374 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 7.1 mi. east of Hwy 177 321 Comment
  UC1618025  Galium andrewsii Donald G. Nelson 1936-5-22 386 Riverside on the Pines-to-Palms Hwy. at Ribbonwood Camp (San Jacinto Mts.); San Jacinto Mts. Comment
  CLARK-A1528-3946  Galium angustifolium Charles S. Papp 1964-6-6 511 Riverside Cleveland National Forest 853 Comment
  UCD121580  Galium angustifolium A. C. Sanders 2004-4-20 27526 Riverside Santa Ana Mtns.: Santa Rosa Plateau, 0.5 km west of Tenaja Road and north of the San Diego county line. 640 Comment
  UCR174232  Galium angustifolium A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32667 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
  UCR260527  Galium angustifolium T. B. Salvato 2014-5-29 8043 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
  RSA27806  Galium angustifolium subsp. angustifolium C. Leo Hitchcock 1940-4-12 6039 Riverside 8 mi. northwest of Elsinore 457 Comment
  SBBG101768  Galium angustifolium subsp. angustifolium S. Boyd, T. Ross 1991-6-14 6404 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
  UCD121584  Galium angustifolium subsp. angustifolium Peter H. Raven; David Verity 1960-6-5 15496 Riverside Salton View, Joshua Tree National Monument. Comment
  UCR21952  Galium angustifolium subsp. angustifolium Steve Boyd 1980-5-11 246 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  RSA779947  Galium angustifolium subsp. gracillimum Duncan S. Bell, Jennifer Pilapil 2011-5-19 2477 Riverside A small side canyon off of Mission Creek canyon approximately 3.5 air miles up canyon from the junction of Highway 62 and Mission Creek Road; just northwest of gaging station. 795 Comment
  RSA586143  Galium aparine D. L. Banks, Steve D. Boyd 1995-3-16 105 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 610 Comment
  UCD121722  Galium aparine B. Pitzer 1987-4-11 478 Riverside West of Murrieta at Santa Rosa Plateau Preserve, Mesa de Colorado. 609 Comment
  POM367817  Galium stellatum H. de Forest, Freda Detmers 1931-4-2 s.n. Riverside Colorado Desert. Comment
  RSA775604  Galium stellatum var. eremicum Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 997 Riverside Iron Mountains, on southwest side of mountains in wash. 423 Comment
  RSA777334  Galium stellatum var. eremicum Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 831 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 534 Comment
  UCR209592  Garrya flavescens Robert J. Steers, Stan C. Spencer, Matt Willis 2009-6-1 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, west side of the San Gorgonio River on the Morongo Indian Reservation, c. 0.2 mi. WSW of the corner of Dailey Rd. and Sullivan Rd. 675 Comment
  UCR208878  Garrya flavescens subsp. pallida W. E. Pequegnat 1941-1-11 s.n. Riverside Peninsular Range; Santa Ana Mtns., Indian Truck Trail 976 Comment
  POM280062  Garrya flavescens var. pallida C. Epling 1932-5-28 s.n. Riverside Perris-Hemet. Comment
Read comments Nov 3 2011
  SD60361  Garrya veatchii Peter H. Raven 1958-5-18 12970 Riverside 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains. Comment
  UC1930076  Gastridium phleoides Scott D. White, Michael Honer 2003-5-27 9414 Riverside Gavilian Hills / Temescal Canyon: Hils and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake Street exit. Collected south and/or west of unnamed peak 2349. (Lake Elsiniore & adjacent Alberhill) Comment
  OBI5886  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1932-8-5 3932 Riverside Summit of Devil's slide Trl from Idyllwild to Tahquitz Valley, San Jacinto Mts 2438 Comment
  UC1280012  Gayophytum diffusum subsp. parviflorum Peter H. Raven with R. Snow 1957-7-26 11088 Riverside Banning to Idyllwild road 0.9 mi n Vista Grande Ranger Station; San Jacinto Mountains Comment
  RSA586161  Gazania linearis D. L. Banks, Steve Boyd 1995-3-30 0126 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, on the Woodchuck Trail. 633 Comment
  RSA678930  Gazania linearis Scott D. White, Michael Honer 2003-6-3 9473 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR95302  Gazania linearis Steve Boyd, L. Fuentes 1996-5-2 8765 Riverside Santa Ana Mtns., Santa Rosa Plateau, intersection of Tenaja Rd. and Rancho California Rd, SE of Tenaja Guard Station, in flats between Redonda Mesa and Squaw Mtn. 610 Comment
  JEPS33538  Geraea canescens S. B. Parish 1920-3-26 20008 Riverside near Indian W<e>lls; Colorado Desert Comment
  RSA726517  Geraea canescens Naomi Fraga, Lisa Rojas 2005-2-10 1405 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  SBBG29379  Geraea canescens D. Myrick 1968-3-5 1814 Riverside Country Club Rd, E of Palm Desert 60 Comment
  UC1118441  Geraea canescens H. S. Yates 1936-4-7 5440 Riverside 2 1/2 mi s Willis Palms; Thermal Quadrangle Comment
  RSA598677  Geranium richardsonii Louis C. Wheeler 1948-8-28 6701 Riverside San Jacinto Mountains. Wellman's Cienega. 2896 Comment
  UCR118404  Gilia A. C. Sanders 1994-5-30 14602 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR154400  Gilia A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16214 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  SD137687  Gilia angelensis Darin L. Banks 1995-5-3 227 Riverside Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  UCR155063  Gilia angelensis A. C. Sanders, Kelly Volansky 2005-3-17 29217 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
  UC63808  Gilia ochroleuca subsp. exilis H. M. Hall Jun, 1901 2043 Riverside exposed s slopes in the vicinity Chalk Hill; San Jacinto Mountains, vicinity Chalk Hill 1432 Comment
  UCR121188  Gilia ochroleuca subsp. exilis D. E. Bramlet 1991-5-10 2138 Riverside Perris-Aguanga Basin region, North Domenigoni Hills, 4300-4500 ft. SE from end of Warren Rd., W side of large peak in Sec. 31, just above saddle 610 Comment
  JOTR33923  Gilia sinuata La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2814 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  UCR44363  Gilia sinuata A. C. Sanders 1986-6-1 6559 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  JOTR35058  Gilia stellata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3510 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA469737  Gilia stellata Albert J. Perkins, de Forest 1937-3-15 424 Riverside Just W of Desert Center Comment
Read comments Apr 14 2013
  RSA774310  Gilia stellata Duncan S. Bell, The Desert Survivors Organization 2011-4-8 2191 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  RSA797510  Gilia stellata C. P. Cowan 1978-4-23 1176 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  UCR279342  Gilia stellata A. C. Sanders, Jim Malusa 2017-3-23 42947 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
  RSA585521  Githopsis diffusa subsp. candida D. L. Banks, S. D. Boyd 1995-5-9 0386 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 701 Comment
  CLARK-A1528-2365  Githopsis specularioides John C. Roos 1950-4-22 4750 Riverside Reche Canyon 822 Comment
  UCR266903  Glinus lotoides D. E. Bramlet 2005-7-13 3901 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
  SEINET3386513 Image available Glyceria declinata T. B. Salvato, Tracy Tennant 1998-4-23 905 Riverside San Bernardino Mtns: Morongo Indian Reservation, seep in Wood Canyon 550 Comment
  CAS-BOT-BC303883  Gnaphalium Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  RSA559364  Gnaphalium chilense Steve Boyd, Tim Ross, D. E. Bramlet 1993-5-13 7379 b Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 412 Comment
  RSA276714  Gnaphalium luteoalbum John F. Emmel 1978-5-14 604 Riverside Vacant lot, in Southeast Hemet, near intersection of Stanford Street and Sttson Street. 518 Comment
Read comments Jun 25 2013
  RSA535472  Gnaphalium luteoalbum Steve Boyd, Tim Ross, Orlando Mistretta 1992-2-2 6647 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon Comment
  UC1979606  Gnaphalium luteoalbum D. L Banks, Steve Boyd 1995-5-17 0463 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. 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
  UC485697  Gnaphalium palustre Katharine Brandegee 1906-1 Riverside near Riverside; Wilders Ranch Comment
  UCR216243  Gnaphalium stramineum Oleg Pryadko 2008-5-2 080 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
  CLARK-A1528-226  Gutierrezia bracteata C. M. Flanagan 1973-5-31 OO 630 Riverside Morongo Indian Reservation 975 Comment
  RSA0124742  Gutierrezia microcephala Duncan S. Bell, LeRoy Gross 2016-3-9 8843 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA318860  Gutierrezia sarothrae M. A. Lane 1982-10-13 s.n Riverside 34.5 km/21.6 miles E of Kern Cam summit of the San Jacinto Mtns on Hwy 74. 1220 Comment
Read comments Jul 14 2013
  UCR36727  Helenium puberulum Karen Kirtland, R. Dolan 1984-9-21 s.n. Riverside Lakeview Mtns, Reinhardt Canyon in the Lakeview Mountains NW of Hemet. Maze Stone Village property. 518 Comment
  CAS-BOT-BC305618  Helianthus californicus Ralph Hoffman 1929-9-7 s.n. Riverside San Jacinto Mt. 1828 Comment
  UCR58164  Helianthus californicus George K. Helmkamp 1989-10-7 s.n. Riverside Peninsular Range; San Jacinto Mtns, roadside beside Hwy 243 near Lawlor Lodge, c. 2 mi north of Pine Cove 1600 Comment
  CAS-BOT-BC305707  Helianthus gracilentus Peter H. Raven; Sidney R. Snow 1956-7-6 9660 Riverside Vandeventer Flat, San Jacinto Mts. Comment
  POM360037  Helianthus gracilentus Christopher Davidson 1975-6-16 2802 Riverside Ca. 2 miles S of Banning on road R1 to Idyllwild. 823 Comment
  UCR100291  Helianthus gracilentus B. G. Pitzer 1997-4-20 3177 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  UCR3836  Helianthus gracilentus John Minnich 1964-6-5 640605- 02 Riverside Santa Ana Mtns, Hwy 74 610 Comment
  RSA93769  Helianthus niveus subsp. canescens F. W. Peirson 1918-03 1329 Riverside Irrigated field near Indio. Comment
  UCD132927  Helianthus petiolaris K. Esau 1935-6-15 s.n. Riverside Hemet Valley. Comment
  RSA801728  Hemizonella minima LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6182 Riverside Logan Creek, north of the community of Pine Cove, and just west of road (5S09). 1799 Comment
  RSA618423  Hemizonia fasciculata D. L. Banks 1997-5-5 1952 Riverside NW Palomar Mountains, Agua Tibia Mountains: Northwestern foothills of Dorland Mountain, along Los Caballos Road, approximately 0.4 m south of Hwy. 79, 150 m north of Anza Road. Along the west side of the road in areas burned by the 1996 Temecula Fire. 390 Comment
  UCR187483  Hemizonia fasciculata Diane Menuz 2006-6-7 143 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, Cleveland National Forest 1050 Comment
  UCR220130  Hemizonia fasciculata D. E. Bramlet 1989-4-7 1824 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  CLARK-A1528-1920  Hemizonia kelloggii John C. Roos 1965-6-27 Riverside Reche Canyon Comment
  UCR121895  Hemizonia kelloggii Ian G. Gillespie 2001-5-7 85 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
  UCR177319  Hemizonia kelloggii Scott D. White, Michael Honer 2003-5-27 9403 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  UCR235056  Hemizonia paniculata A. C. Sanders, John F. Green 2012-5-27 40202 Riverside Peninsular Range; Perris-Aguanga Basin Region, Romoland, cleared area under powerlines east of I-15, N of McLaughlin Rd. and west of Trumble Rd. 436 Comment
  RSA507497  Hemizonia pungens subsp. laevis L. F. LaPre 1998-6-3 s.n Riverside Indian trails Project Site, Indian Truck trail exit on W side of I-15 Fwy in Temescal Canyon , ca. 1/4 mile from the freeway near the dirt road. Comment
Read comments Apr 7 2013
  UCR266367  Hemizonia pungens subsp. laevis D. E. Bramlet 2005-5-16 3846 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, canal right-of-way, east of Sanderson Ave. and south of Ramona Expressway 457 Comment
  UCR90603  Hemizonia pungens subsp. laevis Scott D. White 1995-6-29 3395 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA778492  Hesperocallis undulata Duncan S. Bell 2009-3-8 59 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  UCR98207  Hesperocnide tenella B. G. Pitzer 1997-4-1 3049 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  RSA739711  Heterocodon rariflorum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35634 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
  UC29095  Heterocodon rariflorum H. M. Hall Jul 1901 Riverside Fuller's Mills Mountains; San Jacinto Mountains 1584 Comment
  RSA0072394  Heteromeles arbutifolia Steve Boyd, Tim Ross, L. Arnseth 1990-3-30 3959 Riverside Vail Lake area, westerly draining canyon a N base of 'Big' Oak Mtn. 640 Comment
  RSA0075888  Heterotheca grandiflora Doris Bowers 1972-4-15 1825 Riverside Pulgas Creek Wash mouth, Rancho California 396 Comment
  SEINET3167706  Heterotheca sessiliflora var. sanjacintensis J. C. Semple, J. Chimielewski 1987-9-30 8985 Riverside CA-74, 12.7 km S of CA-243, S of Lake Hemet Comment
  SBBG98223  Heuchera hirsutissima M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Pk 2651 Comment
  UCR30525  Heuchera hirsutissima K. Stolte 1983-6-12 s.n. Riverside San Jacinto Mtns., Snow Creek 1677 Comment
  POM118516  Hibiscus denudatus Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR168263  Hibiscus denudatus Scott D. White 2001-4-3 8261 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  UC32788  Hieracium horridum H. M. Hall 1901-7-1 2560 Riverside Fuller's Mills Mountains San Jacinto Mountains 2072 Comment
  SEINET223804 Image available Hilaria rigida E. Neese 1979-4-10 7077 Riverside Ca 25 mi W of Blythe along Interstate 10 244 Comment
  UCR213392  Hilaria rigida A. C. Sanders 2010-3-15 37389 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  CLARK-A1528-476  Hoffmannseggia densiflora Charlotte Stocks 1964-9-11 Riverside Indio Comment
  CAS-BOT-BC207564  Hoffmannseggia microphylla D. E. Breedlove 1961-9-11 1259 Riverside along roadside of U.S. 60-70, 8 mi E of Indio 289 Comment
  CAS-BOT-BC207568  Hoffmannseggia microphylla B. D. Stark 1931-4-27 1091 -seed Riverside Hidden Springs Canyon, 8 1/2 miles from Mecca, Colorado Desert 6 Comment
  CAS-BOT-BC207949  Hoffmannseggia microphylla Carl B. Wolf 1932-4-26 2978 Riverside COLORADO DESERT. 5 MI. E. OF MECCA, ON BLYTHE ROAD 30 Comment
  CLARK-A1656-610  Hoffmannseggia microphylla Lois Ann Scott 1978-1-13 Riverside Indio Hills Comment
  SD187402  Hoita orbicularis Scott D. White, Angelia Carey 2004-5-7 10347 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  UCR201699  Holcus lanatus Scott D. White, Justin M. Wood 2008-6-16 12108 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  CLARK-A1528-4689  Hordeum glaucum John C. Roos 1952-4-9 5494 Riverside Riverside 304 Comment
  RSA731978  Hordeum intercedens A. C. Sanders 2008-4-15 34886 Riverside Peninsular Range: NE edge of city of Elsinore, off Nichols Rds. along Baker St. near Durant Siding. 383 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
  CAS-BOT-BC284763  Hordeum murinum subsp. glaucum C. L. Hitchcock; C. V. Muhlick 1964-3-17 23083 Riverside 8 miles s.e. of Corona, along road to Elsinore Comment
  CAS-BOT-BC148565  Horkelia clevelandii Edmund C. Jaeger 1922-7-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. 2407 Comment
  UCR35161  Horkelia clevelandii L. B. Ziegler 1967-8-2 198 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  CAS-BOT-BC203388  Horsfordia newberryi Samuel B. Parish 1880-4-10 200 Riverside Toros [Toro or Torres]. Borders of Coldo [Colorado] Desert Comment
  CAS-BOT-BC312589  Hulsea vestita subsp. callicarpha H. E. McMinn 1925-7-2 1509 Riverside Tahquitz Peak trail from Idyllwild-San Jacinto Mts. Comment
  RSA0014934  Hulsea vestita subsp. callicarpha LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6149 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  UCR132708  Hydrocotyle ranunculoides A. C. Sanders, O. F. Clarke 1991-6-10 11120 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  RSA126704  Hymenoclea salsola Peter H. Raven 1958-1-23 11414 Riverside 2.7 miles west of Whitewater Post Office. Comment
  POM13107  Hymenopappus filifolius var. lugens P. A. Munz, I. M. Johnston 1922-5-21 5504 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  RSA496137  Hypochaeris glabra Steve Boyd 1989-3-19 3024 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  CAS-BOT-BC219760  Hyptis emoryi Marcus E. Jones 1926-1-21 s.n. Riverside Yaqui Well, Colorado Desert Comment
  RSA420149  Hyptis emoryi Jack Rempel 1932-11-13 s.n. Riverside 10 miles up Palm Wash. Colorado Desert. Comment
  RSA420163  Hyptis emoryi Robert Gustafson 1981-4-7 s.n. Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA678349  Hyptis emoryi Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10463 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SEINET13948496 Image available Hyptis emoryi Leila M. Shultz, John S. Shultz 1985-1 8352 Riverside SE benches of Chuckawalla Mountains at Alligator Rock; T5S R15E SEC33; 33 deg. 41' N, 115 deg. 25' W; elev 1120 ft 341 Comment
  UCR41273  Hyptis emoryi B. G. Pitzer 1986-2-9 0008 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  UCR72556  Ipomoea triloba Dave Kelly 1991-10-25 92- 20 Riverside Sonoran (Colorado) Desert, Blythe, melon field at 12th and Intake Comment
  RSA605788  Isocoma menziesii Scott D. White 1995-12-30 3802 Riverside Perris-Aguanga Basin region: Perris Basin, SW of Perris, above S bank of San Jacinto River. 441 Comment
  POM153346  Isocoma menziesii var. vernonioides P. A. Munz, I. M. Johnston 1928-9-12 11306 Riverside Dry flats near Lake Elsinore Comment
  RSA192257  Isoetes howellii E. W. Lathrop 1966-5-1 6253 Riverside 3 miles W of Murrieta Comment
  RSA199005  Isoetes orcuttii R. F. Thorne, P. A. Munz 1968-5-8 37592 Riverside Santa Rosa Plateau, Rancho California 610 Comment
  JEPS108704  Isomeris arborea C. Spurrier, M. J. Way 2001-6-6 3 Riverside Big Morongo Canyon Preserve, 2.3 km n of water company entrance on Kickapoo Trail 515 Comment
  CAS-BOT-BC123388  Isomeris arborea var. angustata Samuel Bonsal Parish 1907-4-23 s.n. Riverside Western base / edge of the Colorado desert 200 Comment
  UCR91457  Juglans californica Scott D. White 1995-3-30 2683 Riverside San Jacinto Valley, Moreno Valley: base of Badlands slopes, north of Highland Blvd & west of Theodore St 579 Comment
  UCR89388  Juncus acutus subsp. leopoldii A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15875 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
  IRVC2015  Juncus balticus R. H. Whittaker, W. A. Niering 1963-6-6 SJ 248 Riverside 5509, Bee Canyon. San Jacinto Mountains 610 Comment
  RSA369167  Juncus bufonius Robert Gustafson, Gary D. Wallace 1983-6-23 2726 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  RSA736246  Juncus bufonius Scott D. White, Justin M. Wood 2008-4-3 11803 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  SEINET1908450  Juncus bufonius A. C. Sanders, Mitch Provance 2008-1 35802 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 Cernter, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  SEINET3150744  Juncus bufonius H. M. Hall 1904-5-10 4954 Riverside Fremont Park 244 Comment
Read comments Mar 15 2014
  UC1601698  Juncus bufonius H. M. Hall Jul 1901 Riverside w fork of Snow Creek San Jacinto Mountains, Snow Creek 1676 Comment
  UCR106052  Juncus bufonius A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20705 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  RSA586303  Juncus bufonius var. bufonius Darin L. Banks, Steve Boyd 1995-5-3 214 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCSB26799  Juncus bufonius var. bufonius Wilken, Dieter 1969-6-30 Riverside California State Highway 74; 0.5 miles west of Keen Camp Summit; San Jacinto Mtns Comment
  JOTR35126  Juncus bufonius var. occidentalis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3238 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
  RSA356718  Juncus bufonius var. occidentalis Robert F. Thorne, E. W. Lathrop 1975-5-20 45500 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA500561  Juncus bufonius var. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3597 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  SD122850  Juncus effusus subsp. austrocalifornicus Steve Boyd 1985-8-7 1106 Riverside Santa Rosa Plateau Region, northwest base of Redonda Mesa on Tenaja Road, 0.8 mile east of junction with 8S01 and 8S02. In wet, muddy swale along road. Comment
  UCR130164  Juncus effusus subsp. austrocalifornicus H. M. Hall 1897-8-11 831 Riverside San Jacinto Mtns., vicinity of Strawberry Valley 1646 Comment
  SEINET10755901  Juncus rugulosus J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12832 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  JOTR35137  Juncus tiehmii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3248 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; Active, bouldery wash with sandy bottom and large granite outcrops (Stop 3) 1294 Comment
  JOTR32146  Juniperus californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2302 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA496126  Juniperus californica Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 3003 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake Dam 457 Comment
  SD229039  Juniperus californica Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 890 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  CAS-BOT-BC234564  Justicia californica N. Aitkenhead 1977-2-2 2105 Riverside ~1 mi from J T Mon Rd. & pipeline junction Comment
  CAS-BOT-BC234568  Justicia californica John Thomas Howell 1928-1-30 3306 Riverside 2 miles e. of Shaver's Well, Colorado Desert Comment
  LA202793  Justicia californica J. A. Ewan; 1931-4-4 4145 Riverside 5 mi. E of Desert Center Comment
  POM310160  Justicia californica Hulda Crooks 1946-3-2 251 Riverside Palm Springs area. 139 Comment
  RSA27713  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs. Comment
  RSA777824  Justicia californica Jim Andre, G. L. Clifton 2011-2-22 17456 Riverside Mecca Hills; along Box Canyon Road, 10.3 miles NE of town of Mecca. 219 Comment
  RSA793456  Justicia californica Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4378 Riverside Mecca Hills: upper branch of Hidden Spring Canyon, approximately 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto. 250 Comment
  SD173267  Justicia californica Melvin M. Sweet 2005-4-14 125 Riverside Anza-Borrego State Park; about 2 km NE of Middle Willows in Coyote Canyon stream bed 641 Comment
  SEINET7248824 Image available Justicia californica L. S. Rose 1946-1 46304 Riverside Tahquitz Canyon Wash, Palm Springs 139 Comment
  JEPS8733  Keckiella antirrhinoides I. W. Clokey and E. G. Anderson 1935-4-16 6885 Riverside e of Hemet (hillside along San Jacinto River) 600 Comment
  UCSB41257  Keckiella antirrhinoides Cowan, Clark 1978-4-25 Riverside 6.7mi(10.7 km) SW on 74 from jct w/ 71; 4.6 mi(7.3 km) from Lake Elsinore; Sta. Ana Mts; Cleveland Nat. Forest Comment
  RSA293257  Keckiella antirrhinoides subsp. antirrhinoides D. C. Michener 1981-5-15 3925 Riverside Palomar Mtns. Dripping Springs just north of the Agua Tibia Wilderness Area and East of the forest service station and campground. 152 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
  LA28287  Keckiella antirrhinoides var. antirrhinoides Philip A. Munz; Harwood 1920-2-28 3255 Riverside 3 mi. W of Corona 335 Comment
  UCR182818  Kochia scoparia R. E. Riefner Jr. 2006-5-30 06- 214 Riverside Romoland, Sherman Rd. near Ethanac Rd. 440 Comment
  UC1117716  Koeleria macrantha Alan A. Beetle 1946-6-10 4393 Riverside near Idyllwild; San Jacinto Mts., near Idyllwild 1219 Comment
  UC38693  Koeleria macrantha H. M. Hall June, 1901 2131 Riverside hillsides of Coyote Canyon Santa Rosa Mountain; San Jacinto Mountains, , Coyote Canyon 1584 Comment
  UC38719  Koeleria macrantha H. M. Hall 1901-6-20 2206 Riverside s side San Jacinto Mountains; s side San Jacinto Mountains 1645 Comment
  SD121784  Krameria bicolor C. H. Muller 1952-5-20 9512 Riverside Whitewater Canyon Comment
  JEPS64845  Krameria erecta Marjorie Clary 1931-4-22 1 Riverside above Devils' Canyon; Coachella Valley, above Devils' Canyon Comment
  RSA0124041  Krameria grayi Duncan S. Bell, LeRoy Gross 2016-3-10 8887 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  RSA688863  Krameria grayi Scott D. White, Michael Honer 2003-5-13 9237 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  RSA788988  Krameria grayi Aaron C. Sedgwick, David Fraker 2012-3-28 16 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA0011208  Krameria grayi Roxana S. Ferris 1928-4-22 7196 Riverside Edge of mesa in the Colorado River opposite Parker. Comment
  SD178133  Laennecia coulteri A. C. Sanders 2004-5-11 27844 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area ca. 1 mile southeast of Alberhill. Margins of muddy pool in old clay pit. Around high water line of pool and in upper parts of dried bed. 438 Comment
  UCR275220  Laennecia coulteri A. C. Sanders, Karen Kirtland 2016-9-23 42626 Riverside San Jacinto Valley, edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. between Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  UC1108982  Lamarckia aurea H. E. and S. T. Parks March, 1947 Riverside Santa Rosa Canyon near Indio; Santa Rosa Canyon Comment
  UCR167434  Lamarckia aurea John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR19162  Langloisia setosissima John C. Roos, Lucille Roos 1949-4-6 4148 Riverside Sonoran Desert, hills 10 mi east of Mecca along the All-American Canal Comment
  CAS-BOT-BC170701  Larrea tridentata Greata 1905-8-2 489 Riverside Coachella Comment
  CAS-BOT-BC170702  Larrea tridentata Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater Comment
  RSA0068129  Larrea tridentata Cheryl Sevilla, Sarah J. De Groot, Forrest Freund 2015-4-1 71 Riverside Sonoran Desert; Coachella Valley; Santa Rosa Mountains; south of La Quinta; north of Devil Canyon; 2.5 miles west of Lake Cahuilla. 136 Comment
  RSA390011  Larrea tridentata N. R. Zabriskie 1969-4-1 174 Riverside Andreas Canyon, near Palm Spring. 366 Comment
  RSA390019  Larrea tridentata M. B. Dunkle 1935-3-17 4409 Riverside Desert Center 61 Comment
  SBBG97170  Larrea tridentata W. L. Halvorson 1977-3-8 77 -73 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument 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
  UCR227448  Larrea tridentata Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-27 176 Riverside Mojave Desert, Orocopia Mountains Wilderness, SR 2013/Red Canyon Road at wilderness boundary sign 689 Comment
  UCR251960  Larrea tridentata Max Brodie 2014-4-6 04 Riverside San Bernardini Mtns./Sonoran (Colorado) Desert, Whitewater Canyon off Whitewater Canyon Rd., along Whitewater River near town of Bonnie Bell, c. 2 miles north of Hwy I-10 488 Comment
  SEINET10693128  Larrea tridentata var. glutinosa Lewis S. Rose 1945-12-30 Rose 45347 Riverside Palm Springs. 137 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
Read comments Mar 24 2013
  CAS-BOT-BC338930  Lasthenia californica Robert F. Thorne; E. Lathrop; O. Clark; S. Carlquist 1968-4-18 37443 Riverside Santa Rosa Plateau: Mesa de Colorado 670 Comment
  SD68952  Lasthenia californica Robert F. Thorne, E. Lathrop, et al 1968-4-18 37443 Riverside Santa Rosa Plateau; Mesa de Colorado. 669 Comment
  RSA523517  Lasthenia coronaria Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3976 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR214571  Lasthenia coronaria A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37852 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.8 mi. north (09 deg. ) of intersection of I-15 and Lake St. 482 Comment
  UCR48374  Lasthenia coronaria Steve Boyd 1986-5-1 1821 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  UC217922  Lasthenia glabrata subsp. coulteri P. A. Munz 1922-4-15 4990 Riverside near Moreno; San Jacinto Lake Comment
Read comments Mar 20 2011
  UCR160885  Lasthenia glabrata subsp. coulteri T. B. Salvato, Kelly Volansky 2003-3-27 115 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR95381  Lasthenia glabrata subsp. coulteri Steve Boyd, D. Bramlet 1996-4-19 8614 Riverside San Jacinto Valley, c. 2 air mi NE of Winchester and 0.5 mi west of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Ave., north of Stetson Ave, west of Metropolitan WAter District canal. 457 Comment
  JEPS29321  Lasthenia gracilis Rimo Bacigalupi and L. Heckard 1962-3-26 8417 Riverside 2.4 mi nw Romoland (s of Perris, flats on either side of creek) - Railroad Creek [San Jacinto River, flowing toward Railroad Canyon] 457 Comment
Read comments Jul 14 2012
  SDSU2770  Lasthenia gracilis S. J. Barnhart 1966-4-17 660417 -3 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
  UCR162938  Lasthenia gracilis Fred M. Roberts, D. E. Bramlet 2005-4-1 6149 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  UCR214891  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37685 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
  UCR224454  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2011-3-28 38806 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
  UCR172278  Lathyrus odoratus John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Los Alamos Road 402 Comment
  SBBG101710  Layia glandulosa S. Boyd, T. Ross, M. Hammitt 1991-5-2 6073 Riverside Vail Lake region, SW & W flanks of Billy Goat Mtn 3 mi N Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SBBG103915  Layia platyglossa S. D. White 1993-4-20 1216 b Riverside ridge SE of Estelle Peak, Gavilan Hills 792 Comment
  UCR138910  Layia platyglossa Julie A. Greene 1993-4-3 1098 Riverside San Jacinto Valley, San Jacinto Wildlife Area, south of permanent pond 441 Comment
  UCR239891  Layia platyglossa O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UCR3424  Layia platyglossa John Kitasako 1964-5-10 45268 Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley, 6 mi SE of Hemet Reservoir 1372 Comment
Read comments Jan 7 2013
  RSA90128  Lemna minor E. K. Balls, Percy C. Everett 1953-8-19 18537 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  UCR202049  Lepidium dictyotum var. acutidens Karin Cleary-Rose 1998-3-6 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Palmieri property, 25 acre parcel in western Hemet, south of Hwy 74, west of Warren Rd, directly east of the San Diego Aqueduct and c. 500 ft. east of Salt Creek, north of Stetson Ave. 527 Comment
  RSA614129  Lepidium didymum D. L. Banks 1997-2-23 1296 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  CAS-BOT-BC89440  Lepidium fremontii Carl B. Wolf 1932-4-27 3043 Riverside Colorado Desert. Mecca-Blythe Road. 0.75 mile west of Utopia. 152 Comment
  SBBG70816  Lepidium fremontii R. Hoffmann 1929-2-9 Riverside Desert Center Comment
  UC68536  Lepidium fremontii H. M. Hall Apr 1905 5844 Riverside Canyon Springs Colorado Desert Comment
  RSA429930  Lepidium lasiocarpum N. C. Cooper 1945-3-24 1619 Riverside Cabazon. 457 Comment
  UCR112102  Lepidium lasiocarpum A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23353 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  UCR239906  Lepidium lasiocarpum O. F. Clarke 2004-4-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, North Loop Trail near Two Trees Canyon 701 Comment
  RSA736758  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  UCR63882  Lepidium latifolium Marlene Braun 1989-4-30 18 Riverside Santa Ana River Valley, Hidden Valley Wildlife Refuge, Arlington Ave., 1 mi from Arlington Ave & California St. intersection in Norco 195 Comment
  RSA781362  Lepidium latipes A. C. Sanders, T. B. Salvato 2011-4-1 38941 Riverside Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  UCR126377  Lepidium nitidum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 686 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR199740  Lepidium pinnatifidum Scott D. White, Justin Wood 2008-6-24 12285 Riverside Beaumont Badlands, San Timoteo Canyon, meadow along San Timoteo Creek 671 Comment
  UCR21297  Lepidium virginicum var. pubescens A. C. Sanders, K. Berg 1980-5-1 1369 Riverside San Jacinto Mtns., Garner Valley. 0.25 mi NW of the Kenworthy Ranger Station. 1387 Comment
  RSA151190  Lepidospartum squamatum Peter H. Raven 1961-10-8 16841 Riverside Whitewater Wash along Snow Creek road near State Hwy 111. 351 Comment
Read comments Mar 29 2014
  SD127552  Lepidospartum squamatum Reid Moran 1967-11-7 14647 Riverside 4 mi N of Palm Springs 299 Comment
  SD229100  Lepidospartum squamatum Dick Schwenkmeyer 2012-10-16 848 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  UCD134030  Lepidospartum squamatum Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range. Wilson Valley Mitigation Bank (Center for Natural Lands Management), East of Sage Road and South of Wilson Valley Road. 675 Comment
  UCD134034  Lepidospartum squamatum Lewis S. Rose 1966-12-14 66103 Riverside Whitewater Wash, north of Palm Springs. 198 Comment
  UCR123821  Lepidospartum squamatum Steven R. Hill 2001-5-3 33657 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
  RSA487445  Leptosiphon lemmonii Jack Easton 1988-5-2 s.n. Riverside Anza area. 1189 Comment
  RSA73077  Leptosiphon liniflorus P. A. Munz 1922-6-23 3316 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784]. 1372 Comment
  UCD118860  Leptosiphon liniflorus Steve Boyd 1986-5-7 1850 Riverside Temescal Canyon, Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  POM128367  Leptosiphon pygmaeus subsp. pygmaeus Thos. Craig 1927-4-23 202 Riverside Glen Ivy. Comment
  RSA162715  Lesquerella tenella J. D. Olmsted 1958-3-29 74 Riverside jct of Cottonwood Pass Road and Cottonwood Spring Road, 8 miles N of Joshua Tree National Monument Southern entrance with interior drainage to the Pinto Basin. 991 Comment
  UCR14010  Lessingia glandulifera var. glandulifera George K. Helmkamp 1973-10-3 s.n. Riverside San Jacinto Mtns., Strawberry Creek, near Idyllwild Comment
  UCR224046  Limonium duriusculum Justin M. Wood 2009-11-30 1386 Riverside Southwest Perris Basin, Temecula, Murrieta Creek, downstream of 1st Street Bridge 305 Comment
  UC26802  Limosella acaulis H. M. Hall 1901-7 2494 Riverside Lake Surprise; San Jacinto Mountains, shores of Lake Surprise 2499 Comment
  SEINET7073335  Linanthus dianthiflorus A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  UCD118501  Linanthus dianthiflorus R. N. Raynor 1933-5-2 s.n. Riverside Box Springs Hills. Comment
  RSA0022553  Linanthus jonesii J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24383 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  RSA741068  Linanthus lemmonii Scott D. White, Justin M. Wood 2008-6-5 12076 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UC907919  Linanthus lemmonii Carl V. Meyer Jun 1927 203 Riverside Saunder's Meadow San Jacinto Mountains Comment
  UCR188668  Linanthus liniflorus Amanda Lovelady, Tina Hofmann 2007-5-20 35 Riverside Peninsular Range; Santa Ana (Elsinore) Mtns., c. 4 miles SW of city of Lake Elsinore, Cleveland National Forest, Morgan Trailhead at Main Divide Truck Trail, and surrounding area, between heads of Morrell and Decker Canyons 854 Comment
  UCR193408  Linanthus liniflorus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35577 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, near May Valley Rd. 1570 Comment
  SD173066  Linanthus pungens Juergen Schrenk 2005-10-11 43 Riverside Santa Rosa Mountains, summit of Toro Peak 2640 Comment
  UCR20974  Linaria canadensis A. C. Sanders 1980-5-2 1443 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR155810  Linaria pinifolia G. R. Ballmer 2005-3-6 s.n. Riverside Coachella Valley, Lake Cahuilla 61 Comment
  RSA775225  Linum lewisii Duncan S. Bell, Valentin Arvizu 2010-5-24 1095 Riverside San Bernardino National Forest: Garner Valley, approximately 2.7 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1387 Comment
  UCR84063  Lippia nodiflora A. C. Sanders, L. Ard 1994-7-11 15059 Riverside San Bernardino Mtns., Cherry Valley, irrigated landscaping at the Edward Dean Museum, Oak Glen Road, 1 mi north of Orchard St. 1000 Comment
  RSA291595  Lithophragma affine subsp. mixtum C. W. Tilforth, W. Wisura 1979-4-11 1772 Riverside East end of Murrieta-DeLuz Rd, south of Murrieta. 335 Comment
  SDSU13474  Lobularia maritima James C. Dice, Virginia Moran 1987-11-28 759 Riverside Santa Margarita Ecological Reserve: south rim of Temecula Gorge in dirt road near locked gate. T8S, R3W, NE 1/4 of SE 1/4 of Section 27. 305 Comment
  RSA678341  Loeflingia squarrosa Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10478 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR21947  Loeflingia squarrosa Steve Boyd 1980-4-13 120 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  POM364837  Loeseliastrum matthewsii E. A. Purer 1933-3-25 17245 Riverside Palm Springs. Comment
  JEPS69812  Loeseliastrum schottii Dr. L. M. Newlon 1922-4-8 423 Riverside e. Palm Springs (Mt. San Jacinto); Mt. San Jacinto Comment
  UC1179099  Logfia arizonica Herbert L. Mason 1952-4-7 14208 a Riverside near Palm Springs; Palm Canyon Comment
  SD258330  Logfia depressa J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24388 Riverside Grommet; West Riverside Mountains; at base NW corner of corner range where sand ramps run up against granitic bouldery slopes, about 10 mi SW of Vidal Jct, 3 mi south of Grommet RR xing at Hwy 62 363 Comment
  CAS-BOT-BC342279  Logfia filaginoides Peter H. Raven 1958-5-17 12938 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  JOTR34276  Logfia filaginoides La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3291 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
  CAS-BOT-BC342359  Logfia gallica Robert F. Thorne; P. A. Munz; E. Lathrop 1968-5-8 37577 Riverside Santa Rosa Plateau: desiccated margin of vernal marsh on Mesa de Colorado, Rancho California 670 Comment
  SDSU12928  Logfia gallica Jutta Buschbom 1991-6-1 16 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  SEINET3222884 Image available Lolium arundinaceum J. Easton 1987-4-23 Riverside E of Anza along Hwy 371, Hamilton Creek Canyon. Comment
  UCR54315  Lolium perenne Frank C. Vasek 1956-6-12 s.n. Riverside Riverside: Hwy 60, 1.05 mi east of Chicago Ave. on the University of California, Riverside campus Comment
  SEINET10893749  Lolium rigidum Walter Graves 2002-5-15 Graves 502 -26 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields Riverside East 7.5' Q. 305 Comment
  UCR150975  Lomatium lucidum D. L. Banks 1997-2-23 1315 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  UCR4539  Lomatium lucidum John Dean 1965-5-26 s.n. Riverside Peninsular Range, Vail Ranch, l mi SE of Santa Margarita River on Calif. Hwy 71 306 Comment
  CLARK-A1528-1447  Lomatium utriculatum John C. Roos 1952-2-29 5365 Riverside Reche Canyon 426 Comment
  SBBG94825  Lomatium utriculatum W. Weltkamp 1990-4-12 Riverside Santa Rosa Plateau, NW corner of Mesa de Burro 762 Comment
  POM15041  Lomatium vaginatum Mary F. Spencer 1922-4-25 s.n. Riverside Lamb s Canyon, Banning 701 Comment
Read comments Mar 13 2011
  CAS-BOT-BC240673  Lonicera interrupta Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SEINET1908449  Lonicera subspicata A. C. Sanders, Mitch Provance 2008-1 35799 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. 1450 Comment
  POM88132  Lonicera subspicata var. denudata P. A. Munz 1924-7-29 8853 Riverside Poppet Flat, Idyllwild Road. 1220 Comment
  RSA674871  Lonicera subspicata var. denudata Scott D. White, T. B. Salvato 2001-6-8 8589 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  CLARK-A1528-2408  Lonicera subspicata var. johnstonii John C. Roos 1952-7-16 5813 Riverside 487 Comment
  SEINET3815175  Lophocereus schottii John L. Anderson, Duncan Bell and Kim Clark 2013-1 Riverside Comment
  SEINET4604437 Image available Lophocereus schottii Marc A. Baker, Michelle Cloud-Hughes, Tim Thomas, and Alice Karl 2013-9-26 17802 Riverside Chuckwalla Mountains, south side of Corn Springs Wash, 600m ESE of Corn Spring, 12.2 km SE of Desert Center, 70km west of Blythe 480 Comment
  CAS-BOT-BC198547  Lotus Elizabeth McClintock 1965-6-25 s.n. Riverside Top of Santa Rosa Mountain Comment
  SDSU4300  Lotus grandiflorus unknown 1941-6-9 Riverside San Jacinto Mts. 1219 Comment
Read comments Mar 17 2014
  RSA406725  Lotus heermannii N. C. Cooper 1944-5-6 1167 Riverside Whitewater Canyon. 457 Comment
  UCR4765  Lotus oblongifolius Frank C. Vasek 1964-7-25 640725- 04 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  JEPS55554  Lotus oblongifolius var. oblongifolius Marjorie Clary 1929-7-8 18 a Riverside Snow Creek San Jacinto Mts. Comment
  POM243699  Lotus procumbens var. procumbens E. C. Jaeger 1938-5-14 s.n. Riverside Near Stubbe Springs, Joshua Tree National Mon. 1402 Comment
  UCR208343  Lotus purshianus O. F. Clarke 2004-5-9 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, along vernal pool trail 625 Comment
  JOTR30144  Lotus rigidus La Doux, Tasha 2008-2-4 1710 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  UC1129115  Lotus rigidus A. E. Wieslander 1938-5-5 740 Riverside 1 mi s Black Hill; Thermal Quad. 975 Comment
  UCR47242  Lotus salsuginosus B. G. Pitzer, L. F. LaPre 1987-3-2 0434 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
  UC56575  Lotus salsuginosus var. brevivexillus H. M. Hall 1902-4-12 2848 Riverside Coyote Canyon, w borders of Colorado Desert Colorado Desert 152 Comment
  UC1595587  Lotus salsuginosus var. salsuginosus Steve Boyd and Orlando Mistretta 1991-5-9 6177 Riverside on ridge between Bedford Canyon and McBribe Canyon (lower flank of range along the Bedford Truck Trail); Santa Ana Mountains 548 Comment
  JEPS55902  Lotus scoparius W. L. Jepson 1927-4-11 11627 Riverside Whitewater 457 Comment
  JEPS55889  Lotus scoparius var. brevialatus Marjorie D. Clary 1932-6-6 1181 Riverside 15 mi s Indio (Dead Indian Creek, near foot of Palms to Pines Road); Colorado Desert, Dead Indian Creek 304 Comment
  JOTR31044  Lotus scoparius var. brevialatus La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2027 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  RSA524473  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4077 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  SEINET3409356  Lotus strigosus G. Rink, M. Honer, A. Karl, t. Thomas, M. Baker 2013-3-18 11871 Riverside About twelve miles west of Blythe, along the powerline west of the proposed Quartzite solar power plant 116 Comment
  UCR1136  Lotus strigosus Frank C. Vasek 1958-4-26 580426- 30 Riverside Peninsular Range, U.S. Hwy 395, 3.9 mi south of junction with State Hwy 74 [Menifee Valley, near Newport Rd.] 434 Comment
  UCR97473  Lotus strigosus A. C. Sanders 1997-3-1 19708 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UCR151101  Lotus strigosus var. hirtellus Scott D. White, Julie Greene 1998-8-1 6970 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  UCR72165  Lotus tomentellus Theo Glenn 1991-5-15 91- 44 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  UCR48350  Lotus wrangelianus Steve Boyd 1986-4-22 1765 Riverside Temescal Canyon, W side of Indian Wash, south of I-15 Comment
  UCR199721  Ludwigia peploides subsp. peploides Scott D. White, Lynn Stafford 2007-6-27 11753 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  RSA33840  Lupinus albifrons N. C. Cooper 1944-4-22 1124 Riverside Banning. 762 Comment
  SEINET5327615  Lupinus albifrons E. A. Zumbro 1903-1 396 Riverside Blue Mt., W. Riverside. Comment
  RSA414834  Lupinus arizonicus H. de Forest 1937-3-15 s.n. Riverside West of Desert center Comment
  UC495147  Lupinus arizonicus Philip A. Munz 1932-3-14 11986 Riverside Deep Canyon Coachella Valley (Coachella Valley); , Deep Canyon 91 Comment
  UCR167394  Lupinus arizonicus John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR92610  Lupinus arizonicus George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  UC1922387  Lupinus arizonicus Michael Honer with L. Hulse 2004-4-2 1880 Riverside Colorado Desert; Little San Bernardino Mountains Region: East Wide Canyon near MWD aqueduct approx. 2 mi N of Dillon Road. Comment
  RSA502924  Lupinus bicolor Ed LaRue 1989-4-7 s.ns Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  SD152851  Lupinus bicolor Steve Boyd, Tim Ross 1992-5-5 7227 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern Portions of Oak Flats along the Bluewater Trail 730 Comment
  UCR107405  Lupinus bicolor B. G. Pitzer 1997-3-23 2989 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
  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
  UCR251964  Lupinus bicolor Max Brodie 2014-4-20 28 Riverside Peninsular Range; Santa Ana Mtns., SW of Lake Elsinore, off South Main Divide Rd. roughly 3 miles south of Hwy 74 851 Comment
  UCR4176  Lupinus bicolor R. H. Sauer 1965-4-3 s.n. Riverside Peninsular Range, Riverside, south side of Big Springs Road, c. 500 feet from the east end of the street; west foot of Box Springs Mtns. 396 Comment
  POM350056  Lupinus bicolor subsp. microphyllus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA770292  Lupinus concinnus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4576 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC1506126  Lupinus concinnus R. T. and H. E. Clausen 1963-4-27 63073 Riverside se Winchester; Transverse Ranges 615 Comment
Read comments Mar 20 2011
  UCR87659  Lupinus concinnus A. C. Sanders 1994-5-29 14565 Riverside San Bernardino Mtns., lower Millard Canyon, at first stream crossing on Forest Service Road 2S05, near Bench Mark 2868 850 Comment
  UC213289  Lupinus excubitus I. M. Johnston 1918-4-27 1869 Riverside near Elsinore; near Elsinore 396 Comment
  UCR153381  Lupinus excubitus Scott D. White 1999-5-24 7405 Riverside Peninsular Ranges/ Perris-Aguanga Basin, San Jacinto Valley, San Jacinto River wash: just N of the city of San Jacinto, about 1 mile SE of State St. Bridge 479 Comment
  CAS-BOT-BC216683  Lupinus excubitus subsp. hallii Charles Piper Smith 1922-5-18 3063 Riverside Temescal Canyon 274 Comment
  RSA413572  Lupinus excubitus var. austromontanus Christopher Davidson 1975-6-16 2815 Riverside 3.8 mi. N of Alandale Station on road R1 from Idyllwild to Banning. 1700 Comment
  JOTR34172  Lupinus excubitus var. excubitus Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 128 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  RSA503877  Lupinus excubitus var. hallii Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UC130313  Lupinus formosus H. M. Hall 1899-5-21 1371 Riverside s slope Chalk Hill (foot of Chalk Hill); San Jacinto Mountains, , s slope 1676 Comment
  RSA314673  Lupinus hirsutissimus Robert F. Thorne 1983-4-23 55498 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  UCR84614  Lupinus hirsutissimus Scott D. White, S. Ogg 1994-4-21 1998 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SEINET10903865  Lupinus hyacinthinus David B. Dunn 1946-8-18 Dunn 2739 Riverside San jacinto mts., Peak. S slope 200 ft from top. Comment
  LA31765  Lupinus longifolius Mary V. Hood; 1944-4-7 44- 9 k* Riverside Agaunga 587 Comment
  OBI48505  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  SEINET10870813  Lupinus nanus subsp. latifolius August J. Breitung 1953-4-26 Breitung 14473 Riverside San jacinto. Sandy field. Flowers deep blue with large white spot on banner. Comment
  UC1292300  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1964-3-22 23252 Riverside gravelly side canyon near s. entrance to Joshua National Monument (Joshua National Monumnet) Comment
  UCR101790  Lupinus sparsiflorus George K. Helmkamp, E. A. Helmkamp 1997-3-5 1324 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR143962  Lupinus sparsiflorus June Latting 1979-4-8 s.n. Riverside Box Springs Mountain 915 Comment
  UCR256756  Lupinus sparsiflorus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7892 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
  UCSB39323  Lupinus sparsiflorus Jorgensen, Jan 1982-3-23 Riverside 3 kilometers up road to aerial tramway, Palm Springs 130 Comment
  HSC79895  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 1973-3-18 2700 Riverside 16 (air) mi. E of Temecula, 2.9 mi. E of Aguanga along Hwy. 71 823 Comment
  UCR98860  Lupinus succulentus A. C. Sanders, G. Helmkamp 1997-3-15 19989 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UCR96708  Lupinus truncatus A. C. Sanders 1997-3-1 19717 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  SEINET10870706  Lupinus truncatus Earl W. Lathrop 1969-5-8 Lathrop 7013 Riverside Main divide truck; trail between el carrison and san mateo canyon. Cleveland National forest. Chaparral with southern oak woodland. Santa ana mountains. 1219 Comment
  CAS-BOT-BC231417  Lycium andersonii D. E. Breedlove 1962-3-11 1891 Riverside On State 74, 3.7 miles south-west of Palm Desert 335 Comment
  JEPS11770  Lycium andersonii F. M. Reed 1842-12-5 Riverside Riverside Comment
  RSA342007  Lycium andersonii Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54109 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  RSA422100  Lycium andersonii N. R. Zabriskie, W. M. Zabriskie 1971-2-15 344 Riverside C. 30' up east-facing slope in 'North Canyon' Andreas Canyon watershed. 366 Comment
  RSA422104  Lycium andersonii H. de Forest, Jack Rempel 1937-3-15 415 Riverside South of Rice. Comment
  SD143703  Lycium andersonii G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2693 Riverside Colorado Desert: Midland Road., 3.8 mi. SE of Midland, Little Maria Mts. sandy wash Comment
  UCR213386  Lycium andersonii A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37445 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 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
  CHSC64187  Lycium brevipes Chris Dietrich; M. Merello, H. Schmidt 1994-4-13 29 Riverside 7.5 miles south of North Shore on State Highway 111. Along highway on east shore of Salton Sea. 40 Comment
  UC884602  Lycium cooperi I. W. Clokey 1935-4-17 6880 Riverside Cottonwood Springs Comment
  SDSU13005  Lythrum californicum Michael G. Simpson 1999-10-27 2047 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR274315  Lythrum hyssopifolia Jennifer H. Jones, Scott D. White 2005-5-25 95 Riverside Peninsular Ranges; Santa Ana Mtns., Rainbow area; foothills west of I-15 Freeway and immediately north of San Diego County line 579 Comment
  POM12800  Madia gracilis P. A. Munz 1922-6-23 5768 Riverside Keen Camp 1524 Comment
  POM12746  Maianthemum stellatum Philip A. Munz 1922-7-6 6006 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  CAS-BOT-BC345285  Malacothrix californica H. M. Hall 1901-6-1 2182 Riverside San Jacinto Mountains. Thomas Valley 1371 Comment
  HSC5997  Malacothrix californica C. L. Hitchcock, C. V. Muhlick 1964-3-22 23264 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  UCR139155  Malacothrix californica S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1159 Comment
  UCR89785  Malacothrix clevelandii Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3345 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  SEINET2053778 Image available Malacothrix glabrata Norman C. Cooper 1949-4-9 3260 Riverside Mecca Pass east of Indio. 548 Comment
  UC565513  Malacothrix glabrata Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert Comment
  SEINET11799396  Malacothrix glabrata Unknown 1933-1 8052 Riverside Banning Comment
  RSA92732  Malosma laurina J. C. Roos, Lucille Roos 1954-7-10 6191 Riverside North side Pigeon Pass, Box Springs Mountains. 488 Comment
  SEINET7048045  Malva sylvestris Steven R. Hill 2001-4-29 33518 Riverside South side of Route I-10 right-of-way, 0.2 mile west of Desert Lawn Road exit, Calimesa. At small drainage culvert, San Timoteo Wash. Elevation about 2314 feet. Comment
  SEINET3133431  Malvella leprosa M. A. King sn Riverside Menifee Comment
  UC63861  Malvella leprosa H. M. Hall 1897-5-17 533 Riverside vicinity of Perris 457 Comment
Read comments Feb 5 2013
  JOTR34027  Mammillaria tetrancistra La Doux, Tasha, M. Harding 2010-4-7 2914 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  RSA0044705  Mammillaria tetrancistra Leland Lubinsky, LeRoy Gross, Victor Steinmann 2005-2-17 s.n. Riverside Chuckwalla Mountains: Along wash above Corn Springs Campground., Between N33deg 37' 15'', W115deg 19' 39'' and N33deg 36' 52, W115deg 19' 54. 503 Comment
  RSA522725  Marah macrocarpa Bob Boyd 1990-3-29 3830 Riverside Vail Lake Area, cinder cone ridge at N side of the Mouth of Temecula Creek Cyn and adjacent benches on S flank ofBig Oak Ntb, 396 Comment
  UCD107542  Marah macrocarpa Raymond A. Evans 1999-3-10 s.n. Riverside North of Palm Springs, canyon west of White Water Canyon. Comment
  UCR270192  Marah macrocarpa A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42393 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  POM147636  Marina parryi F. M. Reed 1927-3-20 5427 Riverside Salt Creek Wash. Comment
  RSA450079  Marsilea vestita J. C. Roos 1965-9-16 s.n. Riverside Lakeview. Comment
  UCR155049  Marsilea vestita Jason L. Hlebakos 2005-5-18 699 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UC163358  Marsilea vestita subsp. vestita Dr. Pringle Riverside west Riverside Riverside Comment
Read comments Sep 8 2011
  POM305374  Matricaria matricarioides Henry J. Ramsey, Henry J. Ramsey 1938-3-26 644 Riverside Temecula. Comment
  SD152792  Meconella denticulata Steve Boyd 1992-4-15 6859 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek. 334 Comment
  POM348040  Medicago polymorpha Ora M. Clark 1929-3-2 1633 Riverside Near Elsinore. Comment
  UCR187358  Melica frutescens R. E. Riefner Jr. 2006-8-2 06- 350 Riverside Peninsular Range, Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW c. 0.75 mi. from Leon Rd. 580 Comment
  RSA496567  Melica imperfecta Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  UCR2555  Melica imperfecta M. F. Barrus 1920-1-27 213 Riverside Box Springs Mtns, Riverside, Sycamore Canyon 396 Comment
  RSA381081  Mentha spicata Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61180 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 534 Comment
  CAS-BOT-BC223710  Mentzelia K. Larson 1977-5-12 2286 Riverside Wiley Wells Road ca. 20 mi. W. Blythe Comment
  RSA741195  Mentzelia Scott D. White, Justin M. Wood 2008-5-15 11973 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  UCR108743  Mentzelia affinis Scott D. White 1998-3-3 6088 Riverside Sonoran (Colorado) Desert, La Quinta/ Palm Desert area, Whitewater River channel at and near Miles Avenue crossing. 30 Comment
  RSA719042  Mentzelia affinis Michael Honer 2005-3-11 2058 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA172268  Mentzelia albicaulis Robert F. Thorne 1963-3-29 32408 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
Read comments Dec 14 2011
  RSA796023  Mentzelia albicaulis Duncan S. Bell 2009-4-18 240 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  JOTR32196  Mentzelia involucrata Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Northeast flowing steep side canyon of Pushawalla Canyon, almost parallel to main canyon (Stop 5) 1171 Comment
  RSA0040091  Mentzelia involucrata Duncan S. Bell, Deidre Conocchioli 2014-3-18 6261 Riverside Orocopia Mountains; southern/central section of range; approximately 0.75 air mile northwest of Gucci Spring. 483 Comment
  SD21517  Mentzelia involucrata Frank F. Gander 1938-5-21 5760 Riverside Shaver's Summit 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
  POM48607  Mentzelia laevicaulis Mary F. Spencer 1919-7-9 s.n. Riverside San Jacinto Mt. 549 Comment
  UC2029930  Microseris douglasii subsp. platycarpha Steve Boyd 2001-4-12 10406 Riverside SANTA ANA MOUNTAINS - GAVILAN HILLS REGION: Temescal Canyon, terrace escarpment just south of DePalma Road between Indian Wash and Horsethief Wash. Comment
  UCR120852A  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-14 2326 A Riverside Gavilan Hills, Black Rocks area, NE of Black Rocks and 1.2 km south of Cajalco Rd., east of orange groves 445 Comment
  RSA263715  Microseris douglasii subsp. tenella E. W. Lathrop 1969-5-9 7050 Riverside Mail Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UCR97278B  Microseris heterocarpa Scott D. White 1993-3-12 1171 B Riverside Near Winchester 466 Comment
  UCR133406  Microseris lindleyi Tracy Tennant, J. S. Ross 1998-5-7 MOR- 112 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  RSA0018767  Mimetanthe pilosa Scott D. White, Justin M. Wood 2008-7-8 12397 Riverside San Jacinto Mountains: Johnson Meadow. 1439 Comment
  RSA0018775  Mimetanthe pilosa Carl B. Wolf 1932-8-5 3930 Riverside Summit of Devil's Slide Trail from Idyllwild to Tahquitz Valley. 2439 Comment
  SD70886  Mimetanthe pilosa Helen V. Witham 1969-7-2 171 Riverside De Luz Creek crossing, 4 mi. N. of De Luz 249 Comment
  RSA0123180  Mimulus aurantiacus Duncan S. Bell, LeRoy Gross 2016-3-30 9168 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  RSA587174  Mimulus aurantiacus D. L. Banks, S. D. Boyd 1995-6-2 558 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 mile S of the clay grasslands in S32. 902 Comment
  RSA38705  Mimulus aurantiacus var. pubescens Percy C. Everett 1945-6-7 11504 Riverside Indian Canyon, along Indian Canyon Truck Trail. Comment
  UC943921  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1891 Riverside Indian Canyon Truck Trail, e slope of mts. Santa Ana Mts. 792 Comment
  UCR182375  Mimulus aurantiacus var. puniceus Andrea Salzman, Diane Menuz, Carlos Navarro, Ricky Escobar, Theresa Johnson, Angela Hyder 2006-3-21 18 Riverside Peninsular Range, Black Hills NE of Oak Mountain 793 Comment
  RSA736296  Mimulus brevipes Scott D. White, Justin M. Wood 2008-5-27 12035 Riverside Perris Basin: I-215 freeway, between Clinton Keith and Alamos. 396 Comment
  UC27107  Mimulus breweri H. M. Hall July 1901 Riverside vicinity Deer Spring (Accordion Creek); San Jacinto Mountains 2590 Comment
  UCR48346  Mimulus clevelandii Steve Boyd 1986-4-22 1757 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  UCR202020  Mimulus floribundus Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR35244  Mimulus fremontii L. B. Ziegler 1968-5-1 281 Riverside San Jacinto Mtns., at Chimney Flats on the old control road to Idyllwild 1463 Comment
  JEPS8219  Mimulus fremontii var. fremontii W. L. Jepson and H. M. Hall 1901-5-31 1573 Riverside Temescal Wash 335 Comment
  UCR111599  Mimulus guttatus Mitch Provance 1998-4-8 1774 Riverside City of Riverside, Arroyo Tequesquite, NE side of proposed 'Andulka Park' just west of the corner of Chicago and Central Avs. 305 Comment
  UCR214330  Mimulus guttatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38369 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  UCR3734  Mimulus guttatus Frank C. Vasek 1964-7-25 640725 11 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  JOTR16850  Mimulus pilosus Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. BACKSIDE OF BARKER DAM 1310 Comment
  UCR111971  Mimulus pilosus A. C. Sanders, T. B. Salvato 2000-5-25 23402 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  RSA701395  Minuartia douglasii Steve Boyd, Aydee Virgen 2004-4-13 10884 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA464247  Mirabilis laevis var. crassifolia D. A. Young 1969-3-28 P- 392 Riverside 1/2 Mile NE of interstate 10 on Verbenia Ave. 100 yds S of Chaparral Rd on the SW side of Verbenia Ave. 335 Comment
  SD143816  Mirabilis laevis var. crassifolia A. C. Sanders, G. Waines, et al. 1997-3-12 19886 Riverside Lake Skinner area; lower Rawson Canyon, northeast of the lake and southwest of Black Mountain. 518 Comment
  CAS-BOT-BC434829  Mirabilis laevis var. retrorsa Philip A. Munz 1940-3-22 15654 Riverside Whitewater Canyon, 2 miles north of Banning - Indio boulevard Comment
  JEPS99941  Mirabilis laevis var. retrorsa Rimo Bacigalupi and P. C. Hutchison, L. Heckard 1962-3-23 8362 Riverside Lower end of Morongo Wash, 1.9 miles SW of the San Bernardino County line 609 Comment
  RSA652388  Mirabilis laevis var. retrorsa J. Bruce Smiley 1940-3-16 s.n. Riverside Mouth of White water 610 Comment
  SEINET3142544  Mirabilis laevis var. retrorsa I. Johnston 1917-4-4 19804 Riverside Palm Canyon 305 Comment
  RSA0035939  Mirabilis tenuiloba Deidre Conocchioli, Duncan S. Bell 2014-3-4 149 Riverside 1.3 miles down dirt BLM road from paved 58th Avenue; 4WD road south of Lake Cahuila and La Quinta. Just northeast of mouth of Devil Canyon, east side of Santa Rosa Mountains, west edge of Coachella Valley 37 Comment
  RSA69472  Mirabilis tenuiloba F. W. Peirson 1922-4-11 2917 Riverside Deep Canyon Wash, Colorado Desert. 274 Comment
  SEINET11942042  Mirabilis tenuiloba Unknown 1936-1 12846 Riverside Colorado Desert, N of Palm Springs Comment
  SEINET3079860 Image available Mohavea confertiflora John Wear 1995-3-22 Riverside Colorado Desert: Chuckwalla Bench, upper Salt Creek wash W of Eagle Mountain (Kaiser) Railroad. 488 Comment
  UCR213263  Mohavea confertiflora A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37450 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  UCR25379  Mohavea confertiflora John C. Roos 1949-3-26 4126 Riverside Sonoran (Colorado) Desert, Mouth of Shaver's Wash [= Box Canyon], east of Mecca 61 Comment
  UCR251724  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 58 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  SBBG72006  Monardella australis R. Hoffmann 1929-9-5 Riverside San Jacinto Mtns Comment
  LA63043  Monardella australis subsp. australis Elizabeth McClintock; 1941-7-12 108 Riverside San Jacinto Mountains, Trail to Deer Springs Comment
  RSA180417  Monardella lanceolata var. lanceolata E. W. Lathrop 1965-5-30 5771 -d Riverside 6 miles W of Murrieta. Comment
  POM236717  Monardella macrantha subsp. hallii W. Pequegnat 1940-5-24 s.n. Riverside Santa Ana Mountains: Divide, truck trail near Modjeska Peak. 1220 Comment
  CAS-BOT-BC215491  Monardella nana E. McClintock; H. Lewis 1941-6-29 78 Riverside Road up Santa Rosa Mt. 5 1/2 miles beyond canyon where stream crosses road Comment
  CAS-BOT-BC215492  Monardella nana E. McClintock; H. Lewis 1941-6-29 77 Riverside Road up Santa Rosa Mt. 1 mile beyond canyon where stream crosses road Comment
  HSC86859  Monardella nana K. Harper 1988-5-14 Riverside San Jacinto Mtns., lower 5 mi. of the graded dirt rd. from Hwy. 74 to Santa Rosa Mtn. Comment
  UC1499921  Monardella nana E. McClintock, H. Lewis 1941-6-29 76 Riverside Road up Santa Rosa Mt., 1/2 mi beyond canyon where stream crosses road Comment
  RSA651655  Monardella nana subsp. tenuiflora C. Epling, Wm. Robinson 1935-6-30 16 Riverside Above Marion Camp, Mount San Jacinto. Comment
  RSA750280  Monardella nana subsp. tenuiflora Elizabeth McClintock, H. Lewis 1941-6-29 81 Riverside Santa Rosa Peak 2454 Comment
  RSA750284  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-10 91 Riverside San Jacinto Mts. Short distance from top of Suicide Rock. Comment
  RSA750295  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside San Jacinto Mts. Deer Springs and Suicide Rock tail. One switchback below the forks, on and around a rocky knoll. Comment
  RSA750300  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 113 Riverside San Jacinto Mts. On slope south of Strawberry Creek, and west of the saw mill at Domengonio Flats. Comment
  RSA750304  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-17 119 Riverside San Jacinto Mts. Trail to Suicide Rock. Comment
  UC1035954  Monardella nana subsp. tenuiflora Helen K. Sharsmith 1954-7-7 4444 Riverside between Fuller Creek and Idlewild (on Forest Service road to Black Mountain ca. 1 mi from highway); San Jacinto Mountains, San Bernardino National Forest 1981 Comment
  UC1499829  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-21 126 Riverside trail to Hidden Lake (below the point at which the switchbacks begin); San Jacinto Mts. Comment
  RSA799518  Monolepis nuttalliana Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-7 4777 Riverside East side of Arica Mountains; west side of Rice Valley approximately 6 air miles southeast of the ghost town of Rice or approximately 5.25 air miles east southeast of Priests Well. 211 Comment
  GMDRC2589  Monoptilon bellidiforme J. Andre, T. La Doux 2008-3-21 8830 Riverside Little San Bernardino Mountains: JTNP: Pinkham Exit dirt road, at Cottonwood Visitor's Ctr, just N. of Cottonwood Cyn.. Elev. 3080 ft. 939 Comment
  RSA278963  Monoptilon bellioides B. A. Prigge, L. Martinez 1978-3-23 2410 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UC1786301  Monoptilon bellioides Dale E. Johnson with J. L. Strother 1974-4-25 98 Riverside Palm Desert, wash just NW of turnoff to Hemet on California 111 (Palm Springs-Banning rd). Comment
  JOTR00918  Monoptilon bellioides Sipe, Frank 1958-3-5 217 Riverside Joshua Tree National Park. PLEASANT VALLEY Comment
  UC7827  Montia chamissoi H. M. Hall July, 1901 2362 Riverside Tamarack Valley; San Jacinto Mountains, Tamarack Valley 2743 Comment
  RSA316419  Muhlenbergia asperifolia R. F. Thorne, K. L. Wright, R. K. Benjamin 1982-10-8 55393 Riverside San Bernardino Mountains: Whitewater Canyon, about 3.3 miles N of Whitewater Post Office 595 Comment
  CAS-BOT-BC267023  Muhlenbergia filiformis F. M. Reed 1908-7-12 2444 Riverside San Jacinto Mountains. Margin of Lake Surprise Comment
  RSA719521  Muhlenbergia filiformis Naomi Fraga, et al. 2006-7-11 1716 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  CAS-BOT-BC275295  Muhlenbergia microsperma Munz; Harwood 1920-2-28 3238 Riverside 2 miles SE of Corona 274 Comment
  RSA524400  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4101 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  UCR215454  Muhlenbergia porteri Jim Andre, T. La Doux 2008-9-16 10689 Riverside Mojave Desert, Joshua Tree National Park, along Bell Mountain Road atop Bell Mountain, c. 0.3 mi. north of radio tower 1359 Comment
  UCR24959  Muhlenbergia richardsonis A. C. Sanders 1980-8-23 1763 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  RSA736695  Muhlenbergia rigens Scott D. White 2004-4-26 10255 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  CLARK-A1528-3868  Myosurus minimus subsp. apus John C. Roos 1952-4-9 5515 Riverside Edgemont 487 Comment
  UC217890  Myosurus minimus subsp. apus P. A. Munz 1922-4-29 5061 Riverside 3 mi s Elsinore 381 Comment
  UCR280981  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-10 417- 82 Riverside Elsinore Trough, Baker St., 0.05-0.15 miles SE of Pierce St. [NW edge of city of Lake Elsinore, near Terra Cotta] 384 Comment
  UCR281283  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 16 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  SD80142  Myriopteris covillei Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 363 Riverside Deep Canyon south of Highway 74, ca 2 miles up water service road, below crossing; north slope Santa Rosa Mountains 1310 Comment
  UCR130123  Nama demissa Scott D. White 2001-4-3 8240 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  GMDRC5513  Nama hispida var. spathulata J. Andre 2012-3-19 21340 Riverside Chuckwalla Valley: along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of Jct with I-10 freeway 157 Comment
  UCR279386  Nama hispida var. spathulata A. C. Sanders, Jim Malusa 2017-3-24 42957 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 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
  UCD87689  Nassella pulchra Scott D. White; Michael Honer 2004-4-6 10060 Riverside Perris/Elsinore Basins. Temescal Valley, just north of the I-15 freeway and east of Indian Truck Trail, south and est of Lee Lake. 335 Comment
  SDSU13599  Navarretia atractyloides W. Miller, C. Mosse 1972-7-5 Riverside Comment
  UCSB60198  Navarretia fossalis Bramlet, D. 1992-5-15 Riverside 183 m W. of Davis Road; 213 m N. of Marvin Road 433 Comment
  UCSB42145  Navarretia hamata Roos, John 1965-6-30 Riverside Ortega Highway, Santa Ana Mtns Comment
  SD90510  Navarretia prostrata Robert F. Thorne, Earl Lathrop 1969-5-12 37929 Riverside Santa Rosa Plateau: large vernal marsh on S end of Mesa de Colorado, Rancho California. 625 Comment
  SEINET10939265  Nemacladus longiflorus Reed 1907-5-26 Reed 1367 Riverside Santa Ana River bank, north of Rubiderex Mountain Comment
Read comments Oct 6 2017
  UCR92485  Nemacladus orientalis George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  RSA586736  Nemacladus pinnatifidus D. L. Banks, S. D. Boyd 1995-5-17 0459 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. 598 Comment
  RSA757628  Nemacladus sigmoideus LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4326 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
  RSA517834  Nemacladus tenuis var. aliformis Steve Boyd, Orlando Mistretta 1986-3-13 1460 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UC24223  Nemophila menziesii H. M. Hall 1897-3-20 Riverside Temescal Mine Comment
  UCR122527  Nemophila menziesii George K. Helmkamp, E. A. Helmkamp 2001-5-20 6665 Riverside San Jacinto Mtns., 0.3 mi NW of Keen Camp Summit along CA-74 1494 Comment
  UCR249816  Nemophila menziesii T. B. Salvato, John Lovio 2013-3-19 7350 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  RSA772121  Nemophila menziesii var. menziesii Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4836 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. 915 Comment
  JEPS12375  Nicotiana clevelandii S. B. Parish 1920-3-26 20011 Riverside near Palm Springs (e base of Mt. San Jacinto); Colorado Desert, Mt. San Jacinto Comment
  POM50373  Nicotiana glauca W. W. Eggleston 1924-3-8 195249 Riverside Hemet. 480 Comment
  JOTR35340  Nicotiana obtusifolia Harding, Mitzi, Mark Wheeler 2012-2-28 106 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  RSA776347  Nicotiana obtusifolia Duncan S. Bell 2010-3-20 621 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  SBBG70581  Nicotiana obtusifolia M. N. Ackley 1927-3-13 969 Riverside Coral Reef Ranch Comment
  UCR3337.2  Nicotiana quadrivalvis T. R. Plumb 1964-4-23 s.n. Riverside Box Springs Mtns, Box Springs Mountain, c. 0.5 mi SE of Dog Lady's House [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] 732 Comment
  RSA0119899  Nolina parryi Duncan S. Bell, Thomas Stoughton 2016-4-12 9229 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  UCSB24718  Nolina parryi Rieser, R. 1966-5-15 Riverside Pinyon Flats Campground on south side of road 9.0 miles southeast from junction with road to Anza Comment
  UCR261565  Notholaena californica Joseph Cahill 2011-1-29 111- 08 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, c. 1.4 miles west of intersection of South Palm Canyon Dr. and Murray Canyon Dr., SW of Palm Springs 403 Comment
  OBI53608  Nuttallanthus texanus Steve Myers 1988-1 s.n. Riverside Temescal Cy, ca 1/4 mi W of intersection of Hwy I-15 & Indian Truck Trl 381 Comment
  CDA38122  Oenothera californica T. C. Fuller 1958-9-23 2196 Riverside 3 miles east of Anza. 0 Comment
  JEPS43992  Oenothera californica W. L. Jepson 1901-5-17 1249 Riverside San Jacinto Comment
  UCD106786  Oenothera californica R. N. Raynor 1938-6-20 s.n. Riverside Coahuila. Comment
  RSA146298  Oenothera californica subsp. californica William M. Klein, R. K. Benjamin 1960-3-22 1302 Riverside Along California State Hwy 74 approximatley 12 miles east of the junction of the Aguanga-Anza road. Comment
  UCR84980  Oenothera deltoides A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16216 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  RSA0048795  Oenothera deltoides subsp. deltoides Jim Andre 2013-3-27 24807 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 241 Comment
  RSA264557  Oenothera deltoides subsp. deltoides C. W. Tilforth, J. Dourley, Walter Wisura 1977-5-19 1321 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road, between Arica Mtns & Rice Valley. 244 Comment
  SEINET5345712  Oenothera deltoides var. deltoides H. M. Hall 1905-1 5926 Riverside Colorado Desert, McCoy Wash 91 Comment
  UC1241196  Oenothera primiveris subsp. bufonis Peter H. Raven 1958-2-16 11624 Riverside 8.1 mi north of Midland, ca 5 miles south of Highway 62. Comment
Read comments Jun 9 2012
  UCD116472  Oligomeris linifolia Dieter Bommer 1962-4-1 s.n. Riverside SE of Mecca and NE corner of Salton Sea. Comment
  LA205147  Olneya tesota Sponsler; 1925-4-18 6968 Riverside 6 mi. E of Mecca Comment
Read comments Feb 22 2014
  UCR235512  Oncosiphon piluliferum R. E. Riefner Jr. 2011-5-31 11- 61 Riverside French Valley, immediately northeast of Hwy 79 and the intersection with Algarve Avenue 415 Comment
  UCR42623  Opuntia chlorotica A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-21 6462 Riverside Santa Rosa Mtns., Pinyon Flats, 0.1 mi. south of Hwy 74 on the road to the refuse transfer station and the dolomite mine, south of the campground 1225 Comment
  RSA388331  Opuntia vaseyi Steve Boyd 1986-5-7 1833 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
  CAS-BOT-BC355576  Oreostemma alpigenum var. andersonii P. A. Munz 1922-7-6 5997 Riverside San Jacinto Mts. Tahquitz Valley 2194 Comment
  UC469006  Oreostemma alpigenum var. andersonii F. M. Reed 1908-7-10 2532 Riverside Round Valley San Jacinto Mountains 2743 Comment
  CAS-BOT-BC500137  Orobanche fasciculata Ivan Johnston 1917-4-4 1102 Riverside Andreas Canyon 243 Comment
  RSA0104805  Orobanche fasciculata R. S. Woglum 1941-5-17 3040 Riverside Peninsular Ranges/Sonoran Desert transition: Elder (Alder?) Canyon off Coyote Canyon. Comment
  UC63685  Osmorhiza berteroi H. M. Hall 1897-8-11 803 Riverside Tamarack and Round valleys San Jacinto Mountains 2743 Comment
  RSA192042  Oxalis albicans subsp. californica E. W. Lathrop 1965-4-26 5686 -b Riverside 4 miles southwest of Murrieta. Comment
  RSA649672  Oxytheca trilobata Rashmi Pant, Darin Banks 1996-5-1 1013 Riverside Cleveland National Forest: Along the Cutca Trail, E of the Cutca Valley, ca. 0.5 miles W of the Aguanga Trail Junction. Comment
  HSC66446  Palafoxia arida Christopher Davidson, B. Gustafson 1977-4-7 5582 Riverside Whitewater Canyon Road, (exit from I-10, 2.5 mi. W of junction I-10 with State 62, near start of Angeles Crest Trail.) 610 Comment
  RSA793592  Palafoxia arida R. F. Thorne 1995-3-29 63035 Riverside White Water Canyon 600 Comment
  SBBG65761  Palafoxia arida R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  UCR126443  Palafoxia arida T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 44 Riverside Coachella Valley, 50th St. at Filmore, 2.5 mi east of town of Coachella -8 Comment
  SEINET10799055  Palafoxia arida Lewis S. Rose 1936-1-1 Rose 36003 Riverside Colorado Desert, L.A. Aqueduct Road, 15 mi. N of Indio. 305 Comment
  POM363757  Palafoxia arida var. arida N. C. Cooper 1944-5-20 2639 Riverside Palm Springs. 137 Comment
  RSA339626  Palafoxia arida var. arida R. F. Thorne, C. W. Tilforth 1980-5-28 54160 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  UC1537047  Palafoxia arida var. arida Gordon H. True 1938-3-15 976 Riverside e Indio (near Kane Springs) 3 Comment
Read comments Feb 24 2013
  SEINET3271553 Image available Panicum O. F. Clarke 2002-11-3 Riverside Peninsular Range; Riverside; UCR Botanical Garden 340 Comment
  RSA709864  Panicum acuminatum var. acuminatum Scott D. White, Jennifer H. Jones 2005-5-25 11112 Riverside Rainbow area; mountain foothills west of I-15 Freeway and immediately N of San Diego County line. 335 Comment
  RSA522094  Panicum capillare Steve Boyd, Orlando Mistretta 1989-7-18 3762 Riverside Vail Lake area, confluence of Kolb Creek with lake. 426 Comment
  RSA557879  Panicum capillare Steve Boyd, O. Mistretta 1992-4-23 7051 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  SD185325  Parietaria hespera A. C. Sanders 1995-3-19 16159 Riverside Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, N of the road, 14 telephone poles above Hwy 111 (Palm Canyon Dr.) 299 Comment
  CAS-BOT-BC413374  Parietaria hespera var. californica Steve Boyd 1992-4-15 6877 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  CAS-BOT-BC413427  Parietaria hespera var. hespera Alice Eastwood 1913-4-30 3035 Riverside Palm Springs Comment
  JEPS7793  Parietaria hespera var. hespera Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-4-2 3603 Riverside off of Palm Canyon (at mouth of Andreas Canyon, lower slopes of Mt. San Jacinto); Mt. San Jacinto, Andreas Canyon Comment
  UCD166275  Parkinsonia florida Jack Major 1962-4-17 789 Riverside Just outside of Palm Desert of CA HWY 74. (Exact location unknown. Coordinates estimated by label maker.) 250 Comment
  RSA0026454  Parkinsonia florida Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater. Comment
  UCR19661  Paspalum dilatatum John C. Roos 1965-8-3 s.n. Riverside Hemet 503 Comment
  UCR103784  Paspalum distichum Scott D. White 1994-10-21 2507 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  UCR34953  Pectis papposa L. B. Ziegler 1964-9-2 035 Riverside San Jacinto Mountains, Pinyon Flats 1311 Comment
  SEINET10799089  Pectis papposa Billy Joe Cox 1975-10-10 Cox 4209 Riverside Palo Verde, 1-3 km W, (ca. 32 km S of Blythe). Riverside-Imperial counties. 70 Comment
  UCR241927  Pectocarya A. C. Sanders, John F. Green 2013-3-27 40685 Riverside Peninsular Range, Alberhill, dirt track NE of new section of Nichols Rd. south of Lake St. 433 Comment
  UCR174944  Pectocarya linearis Jennifer H. Jones, Toby Bartels 2006-4-23 280 Riverside Transverse Ranges; San Bernardino Mtns., Banning Pass, NE of Cabazon along powerline road and in Deep Canyon 744 Comment
  UCR181348  Pectocarya linearis Mitch Provance, Tracy Tennant 2003-4-5 6530 Riverside San Bernardino Valley, Fontana, Martin Tudor Park, north side of the Jurupa Mountains, west of Sierra Blvd 360 Comment
  UCR225147  Pectocarya linearis Dave Silverman, Cindy Hopkins, Jamison Miner 2008-3-31 7020 Riverside SE of Banning, old gravel pit/dump E of water treatment facility, along Smith Creek, 320 m S of East Westward Ave. 628 Comment
  UCR260878  Pectocarya linearis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41566 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 370 Comment
  UCR86877  Pectocarya linearis A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16243 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
  RSA339673  Pectocarya linearis subsp. ferocula R. F. Thorne, C. W. Tilforth 1980-5-28 54220 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SDSU18953  Pectocarya linearis subsp. ferocula C. Matt Guilliams, Jeannine Ross 2008-3-12 535 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. 436 Comment
  CHSC163  Pectocarya penicillata G. Spurlock 1935-4-12 Riverside Redlands. [Label says 'Riverside Co.]. Comment
  RSA593880  Pectocarya penicillata Steve Boyd, Dave Bramlet 1996-4-19 8620 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
  UCR241848  Pectocarya penicillata A. C. Sanders, Timothy W. Chumley 2013-4-5 40778 Riverside Peninsular Range, Temescal Canyon, around Ivyglen electrical substation near where Temescal Canyon Rd. passes under I-15, between substation and Campbell Ranch Rd. 328 Comment
  RSA695831A  Pectocarya platycarpa J. R. Bruff 1928-4-2 97 -A Riverside Canyon wash west of Morango Comment
  RSA728606  Pectocarya platycarpa Gary D. Wallace, M. Wallace, Z. Wallace 1982-3-27 1890 Riverside Whitewater River, Indian Ave. 2 mi. S of San Bernardino county line, W of Joshua Tree National Monument, NW of Desert Hot Springs. Comment
  RSA781654  Pectocarya platycarpa Duncan S. Bell 2009-3-8 75 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  UCD120138  Pectocarya platycarpa LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1454 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115 deg. 19'35'W: UTM 3721895N, 655238E to 33 deg. 36'52N, 115 deg. 19'54': UTM 3720669N, 654757E. 548 Comment
  CLARK-A1045-209  Pectocarya recurvata George K. Helmkamp 1979-4-18 Riverside Indio Hills along Dillon Road; Lost Horse Mtn. 15'Q Comment
  JOTR30140  Pectocarya recurvata La Doux, Tasha 2008-2-4 1707 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  RSA0120621  Pectocarya recurvata Duncan S. Bell, Thomas Stoughton 2016-3-15 8932 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; in the central part of the range, approximately 0.75 air mile east northeast from the summit of the range. 861 Comment
  UC1563038  Pectocarya recurvata Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-19 3041 Riverside 0.75 mi nw dam (s flank of Oak Mountian); Vail Lake area 621 Comment
  RSA509566  Pedicularis densiflora John Adams 1966-4-30 s.n. Riverside 3 mi. above De Luz on dirt road. 915 Comment
  RSA593980  Pelargonium X hortorum D. L. Banks, Elizabeth Hedge Banks 1996-5-2 955 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
  UCR118636  Pelargonium grossularioides O. F. Clarke 2001-4-30 s.n. Riverside Riverside, yard of Arlee Montalvo, Picacho Dr. east of UCR campus off Watkins Dr. 366 Comment
  UCR261519  Pellaea andromedifolia Joseph Cahill 2011-1-8 111- 16 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  SBBG283  Pellaea mucronata H. and M. Dearing 1936-12-26 2920 Riverside head of Palm Cyn; Palms to Pines Hwy 1219 Comment
  UCR124221  Pellaea mucronata S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  RSA713997  Pennisetum ciliare var. ciliare John Green, Nathan Moorhatch 2005-4-26 s.n. Riverside Sonoran (Colorado) Desert: Coachella Valley, Indio, south of Indio Blvd., between Burr St. and Ave. 42, within sight of I-10. 12 Comment
  UCR139250  Penstemon californicus A. C. Sanders, Kate Kramer 2003-6-11 26880 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, near Morris Ranch Rd. c. 0.25 mi. NW of Kenworthy Ranger Station 1377 Comment
  RSA683090  Penstemon centranthifolius Scott D. White, T. B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8662 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UC218048  Penstemon centranthifolius P. A. Munz, I. M. Johnston 1922-5-6 5195 Riverside Covington Ranch , Covington Ranch (Morongo Pass) 762 Comment
  CAS-BOT-BC265293  Penstemon clevelandii subsp. connatus Barbara Ertter; Jeffrey Strachan 1980-5-21 3487 Riverside Rivulet crossing Santa Rosa Mountain road [Forest Road 7S02] from Highway 74 [Pines to Palms Highway] 1584 Comment
  RSA90130  Penstemon clevelandii subsp. connatus E. K. Balls, Percy C. Everett 1953-8-19 18535 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  RSA772326  Penstemon grinnellii subsp. grinnellii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4506 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD245487  Penstemon heterophyllus var. australis Robert Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49543 Riverside Santa Ana Mountains: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso. Comment
  JOTR16854  Penstemon incertus Walters, Jim 1967-6-4 s.n. Riverside Joshua Tree National Park. 1/2 MILE WEST OF HIDDEN VALLEY CAMPGROUND 1219 Comment
  RSA102220  Penstemon labrosus Mary F. Spencer 1921-7-4 279 Riverside Idyllwild. Comment
  NY640880  Penstemon pseudospectabilis subsp. pseudospectabilis P. A. Munz 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457.2 Comment
  JEPS11108  Penstemon rostriflorus Marjorie D. Clary 1932-8-21 1750 Riverside 10 mi se Kenworthy (Santa Rosa Mts.); , se of Kenworthy 1371 Comment
  RSA0014853  Penstemon rostriflorus C. W. Tilforth, John Dourley 1970-9-2 305 Riverside Along road to Santa Rosa Mountain. Comment
  SEINET3208893  Penstemon spectabilis G. Goodwin 2012-6-14 3448 Riverside San Jacinto Mountains, south of Banning along highway 243 just north of Vista Grande viewpoint 1550 Comment
  SEINET4097936  Penstemon spectabilis C. Davidson 1975-1 2805 Riverside About 4 miles south of Banning on road R1 to Idyllwild. 1127 Comment
  NY661159  Penstemon spectabilis var. spectabilis P. A. Munz 1923-6-14 7063 Riverside Santa Ana Mountains. Trail, Glen Ivy to Santiago Peak 1219.2 Comment
  RSA171363  Pentachaeta aurea J. D. Olmsted 1962-5-3 3514 Riverside Intersection of Pines to Palms Hwy and south access road to Thomas Moutain 1387 Comment
  RSA200063  Pentachaeta aurea L. B. Ziegler 1967-8-1 s.n. Riverside Upper Hurkey Creek, southern part of San Jacinto Mountains 1524 Comment
  HSC1076  Pentagramma triangularis C. L. Hitchcock, C. V. Muhlick 1964-3-17 23110 Riverside 10 mi. N of Pala, along rd. to Elsinore Comment
  RSA0060229  Pentagramma triangularis C. W. Tilforth 1979-2-11 1742 Riverside Whitewater Canyon, east of Morongo Indian Reservation. 441 Comment
  SEINET6626631  Pentagramma triangularis subsp. maxonii S. B. Parish 1907-4-18 6114 Riverside Western base of the Colorado Desert 200 Comment
  POM13895  Perityle emoryi P. A. Munz, D. D. Keck 1922-4-9 4749 Riverside Vicinity of Corn Springs, Chuckwalla Mtns. 671 Comment
  RSA779577  Perityle emoryi Duncan S. Bell 2009-3-7 9 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  SEINET3350021  Perityle emoryi Stephen Hale 2012-1 4821 Riverside Black Point Mesa, Big Maria Mts., 0.25 mi. W SR 95, 15 MI N. Blythe. 106 Comment
  SEINET3155077  Petalonyx thurberi L. S. Rose 1938-12-19 38324 Riverside 6 miles S of Cathedral City 46 Comment
  CAS-BOT-BC326764  Peucephyllum schottii Carl B. Wolf 1932-4-26 2980 Riverside On Blythe Road 8 miles east of Mecca, Colorado Desert 91 Comment
  CAS-BOT-BC326768  Peucephyllum schottii J. C. Roos 1966-2-5 s.n. Riverside Pushawalla Wash near 1000 Palms, Indio Hills Comment
  POM46835  Peucephyllum schottii Mary F. Spencer 1920-3-29 1450 Riverside Cottonwood Springs Comment
Read comments Feb 1 2012
  RSA0104411  Peucephyllum schottii Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7742 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  RSA94110  Peucephyllum schottii F. W. Peirson 1930-3-29 8690 Riverside Colorado Desert. Painted Canyon, near Mecca. Comment
  RSA129727  Phacelia ambigua H. S. Yates 1937-3-23 6409 Riverside 3 miles N of Palm Springs, San Jacinto Mts. 213 Comment
  RSA791582  Phacelia ambigua var. minutiflora D. Silverman, Onkar Singh 2010-3-27 8056 Riverside North edge of Palo Verde Mesa, 150 m south of McCoy Wash, 5.3 km WSW of Mesaville Siding, and 6.1 km north of Blythe Airport. 137 Comment
  POM18745  Phacelia brachyloba P. A. Munz 1923-6-14 7087 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
  RSA740084  Phacelia brachyloba Scott D. White, Justin M. Wood 2008-6-16 12149 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  UCR241185  Phacelia brachyloba Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 502 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  RSA427698  Phacelia campanularia N. C. Cooper 1944-4-8 1086 Riverside Andreas Canyon. 305 Comment
  GMDRC2618  Phacelia campanularia subsp. campanularia T. La Doux, J. Andre 2008-3-2 212 Riverside along I-10 at Whitewater exit, on S-facing slope at White Water River crossing.. Elev. 1115 ft. 340 Comment
  RSA776235  Phacelia campanularia subsp. campanularia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 869 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  RSA799077  Phacelia campanularia subsp. campanularia Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6873 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  CAS-BOT-BC133969  Phacelia cicutaria Edmund C. Jaeger 1922-4-10 s.n. Riverside Palm Springs Comment
  SDSU18405  Phacelia cicutaria var. hispida C. Matt Guilliams, Jeannine Ross 2008-3-12 523 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
  UCR89879  Phacelia cicutaria var. hispida Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3338 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  UCR148050  Phacelia crenulata Steve Boyd, Et al. 2004-5-14 11248 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
  UCR90164  Phacelia crenulata R. W. Scora 1966-4-1 3002 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  JOTR30326  Phacelia crenulata var. ambigua La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1770 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash. Open sandy wash near road heading to Cottonwood. 745 Comment
  RSA0118003  Phacelia crenulata var. ambigua Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7625 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  UCR249502  Phacelia crenulata var. ambigua T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7290 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
  UCR16830  Phacelia cryptantha Emily E. McGregor 1972-4-23 s.n. Riverside Badlands, along route 60, 3 mi. west of Jack Rabbit Trail Comment
Read comments Jan 29 2007
  RSA156048  Phacelia curvipes Peter H. Raven 1962-5-18 17756 Riverside Junction [of] Main Divide Truck Trail with Ortega Highway, Santa Ana Mountains. 701 Comment
  HSC13698  Phacelia distans C. L. Hitchcock, C. V. Muhlick 1964-3-17 23090 Riverside 1/2 mi. SE of Glen Ivy Hot Springs Comment
  HSC66622  Phacelia distans Christopher Davidson 1979-4-4 7726 Riverside Orocopia Mtns., E of Box Canyon on Box Canyon Rd., 15.1 mi. E of Mecca, dirt road to the SE 579 Comment
  POM6743  Phacelia distans P. A. Munz, Street, Williams 1919-3-28 2366 Riverside San Gorgonio Pass, near Cabazon 543 Comment
Read comments Mar 13 2011
  RSA555478  Phacelia distans D. Charlton 1988-2-18 1183 Riverside Alluvial Fan, S side of Little San Bernardino Mtns, Fargo Canyon road to Cottonwood wash, S of Joshua Tree National Par, Parallel to I10. 1 mile E of Jct Dillon Road and Fargo Canyon road. 610 Comment
  SEINET269545 Image available Phacelia distans John Wear 1995-3-22 Riverside Colorado Desert: Wash along Eagle Mountian Road N of I-10 near Desert Center Comment
  UC809720  Phacelia distans Philip A. Munz 1949-4-13 13047 Riverside above Cottonwood Springs; Colorado Desert, west end Eagle Mts. 1097 Comment
  UCR16828  Phacelia distans R. D. Keys 1973-5-13 s.n. Riverside Box Springs Mtns, 0.5 - 1 mi from end of Box Springs Ridge Road. 915 Comment
  RSA604733  Phacelia fremontii L. Harris, L. C. Erickson 1937-4-10 s.n. Riverside Palms to Pines Hwy near road to Shumway. Comment
Read comments Dec 17 2011
  POM46987  Phacelia imbricata subsp. patula Mary F. Spencer 1919-7-2 1237 Riverside San Jacinto Mt. 1646 Comment
  CLARK-A1528-561  Phacelia minor Fred B. Essig 1963-11-29 7 Riverside La Sierra Comment
  RSA427699A  Phacelia minor N. C. Cooper 1945-5-6 2265 Riverside San Gorgonio Mountains above Banning. 915 Comment
  RSA604  Phacelia minor J. T. Howell 1927-8-2 567 Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  RSA67760  Phacelia minor G. R. Campbell 1951-4-22 16071 Riverside Hwy 74, 4 mi. above Cranston Ranger Stn. 1006 Comment
  UCD120568  Phacelia minor Steve Boyd 1986-3-1 1361 Riverside Gavilan Plateau, Gavilan Hills: 1/4 mile south of Harford Springs County Park. 640 Comment
  UCSB12887  Phacelia minor Breedlove, Dennis 1962-3-11 Riverside Hillside 5.7 miles southeast of U.S. 395 on State 74, road to Hemet 487 Comment
  UCR241638  Phacelia ramosissima T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 348 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA674591  Phalaris lemmonii Scott D. White 2000-5-5 7775 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  UCR174148  Phalaris paradoxa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32569 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
  JOTR32531B  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  POM3518  Pholistoma auritum Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, canyons near Murietta. Comment
  UC24018  Pholistoma membranaceum Samuel B. Parish Mar 1883 Riverside Colorado Desert, Cabezon Comment
Read comments Jul 15 2009
  UCD102028  Phoradendron bolleanum Steve Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park. Comment
  JEPS121555  Phoradendron californicum Adam C. Schneider with Will Freyman 2014-2-16 398 Riverside Upper Box Canyon Road. Comment
  POM311756  Phoradendron californicum Karen Hosterman 1958-3-28 1240 Riverside Canyon to W. of road leading to and app./ 0.5 mi. before turnoff to cottonwood springs. Comment
  POM46959  Phoradendron californicum Mary F. Spencer 1920-3-15 1504 Riverside Mecca; 197 feet below sea level -60 Comment
  RSA0108815  Phoradendron californicum Duncan S. Bell, Amanda Turek 2009-3-30 189 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA420768  Phoradendron californicum P. J. Remple 1942-3-1 s.n. Riverside Colorado Desert. Comment
Read comments Nov 5 2011
  RSA601648  Phoradendron californicum Louis C. Wheeler 1956-2-25 7176 Riverside Deep Canyon, south of Palm Desert. Comment
  UCR99806  Phoradendron californicum B. G. Pitzer 1996-11-11 2932 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  GMDRC2525  Phoradendron densum J. Andre, T. La Doux 2007-9-6 8702 Riverside Little San Bernardino Mountains: Little San Bernardino Mountains: approx 5 mi. S. of West Entrance of Joshua Tree Natl. Park.. Elev. 4020 ft. 1226 Comment
  RSA612203  Phoradendron densum N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs. Comment
Read comments Sep 11 2011
  UCR137563  Phoradendron densum A. C. Sanders 2004-5-5 27762 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
  CLARK-A1528-614  Phoradendron tomentosum subsp. macrophyllum P. A. Rauch 1966-1-24 Riverside Radec Comment
  POM10222  Phyla lanceolata F. M. Reed 1906-7-8 1130 Riverside West Riverside. Comment
Read comments Jul 4 2010
  UCR262467  Phyllanthus A. C. Sanders 2015-6-27 41745 Riverside Peninsular Range, Riverside; former O.F. Clarke residence, 266 Frost Court; east edge of UCR campus Comment
  UC985938  Physalis acutifolia Malcolm A. Nobs and S. Galen Smith 1948-9-3 483 Riverside 2 mi n Indio; Imperial Valley Comment
  CLARK-A1528-4361  Physalis crassifolia John C. Roos 1946-10-26 3149 Riverside Chuckwalla Mountains Comment
  RSA423815  Physalis crassifolia M. B. Dunkle 1933-3-4 3065 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA800060  Physalis crassifolia Jim Andre 2012-3-19 21301 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  SBBG66344  Physalis crassifolia M. N. Ackley -Feb-1926 973 Riverside Painted Cyn 76 Comment
  UC1329897  Physalis crassifolia James E. Cole 1941-4-13 593 Riverside Summit of Pinto Pass; Joshua Tree National Monument Comment
  UCR244424  Physalis crassifolia Jim Andre 2012-4-16 20919 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
  UCR35276  Physalis crassifolia L. B. Ziegler 1966-9-13 84 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., San Jacinto Mtns. Desert slope 701 Comment
  UCR185119  Pinus contorta subsp. murrayana Naomi Fraga, Et al. 2006-7-11 1712 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  CAS-BOT-BC78596  Pinus flexilis Winifern W. Swarth 1915-9-10 s.n. Riverside Ridge west of Tahquitz Valley (highest point on Strawberry Valley trail), San Jacinto Mts. 2438 Comment
  UC64436  Pinus flexilis H. M. Hall 1901-8-1 Riverside San Jacinto Mountains Comment
  RSA78326  Pinus jeffreyi Philip A. Munz, E. K. Balls 1952-8-21 17979 Riverside Santa Rosa Spring, Santa Rosa Mts. 2134 Comment
  MACF014860  Pinus monophylla Lanny Southard 1964-12-8 13 Riverside Growing along Palms to Pines Highway 1219 Comment
  CAS-BOT-BC79092  Pinus quadrifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-5-2 286 Riverside beside Hwy 74 east of Anza turnoff; San Jacinto Mts. 1371 Comment
  UC219283  Pinus quadrifolia Munz and Johnston 1922-5-20 5492 Riverside head Hemet Valley; San Jacinto Mts. 1524 Comment
  SEINET2042418 Image available Pistacia atlantica A. C. Sanders, G. Helmkamp 1997-3-15 20004 Riverside Peninsular Range: Lake Skinner, Multiple Species Reserve Headquarters, E of the lake (Bachelor Mountain Quad 7.5'). T7S R1W sec.6. 473 Comment
  CLARK-A1528-1121  Plagiobothrys canescens John C. Roos 1941-3-22 218 Riverside Reche Canyon 609 Comment
  UCR127549  Plagiobothrys collinus A. C. Sanders, T. B. Salvato 2003-5-21 26804 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  SD39241  Plagiobothrys collinus var. fulvescens Edith A. Purer 1935-4-21 6446 A Riverside Pine Valley Comment
  SDSU13955  Plagiobothrys collinus var. fulvescens Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2092 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  UCR19095  Plagiobothrys leptocladus John C. Roos 1950-3-18 4713 Riverside Perris-Aguanga Basin region, 1 mi SE of Perris 457 Comment
  RSA92556  Plagiobothrys leptocladus J. C. Roos 1952-5-7 5623 Riverside Flats at Edgemont Comment
Read comments May 21 2011
  HSC3768  Plagiobothrys nothofulvus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23082 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  UC69223  Plagiobothrys nothofulvus F. M. Reed 1905-5-7 747 Riverside near summit Pigeon Pass (vicinity Riverside) Comment
  RSA234044  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop 1969-5-12 37931 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  CAS-BOT-BC224912  Plantago erecta A. C. Sanders; T. B. Salvato 2011-3-28 38821 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  POM184244  Plantago erecta P. A. Munz 1932-3-24 12021 Riverside North of Elsinore 305 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
  UC2029934  Plantago erecta Steve Boyd 2001-4-12 10413 Riverside GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta. Comment
  UCR139179  Plantago erecta Virginia Moran 2003-4-2 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  UCR56012  Plantago erecta J. A. Adams 1966-3-12 441 Riverside Peninsular Range, Hwy 74, 5 mi east of Elsinore, toward Perris 503 Comment
  JEPS7165  Plantago ovata L. G. Childs May 1920 Riverside near Mecca; Colorado Desert Comment
  UC731777  Plantago ovata Forrest Shreve 1937-3-12 7903 Riverside 6 mi ne Desert Center Comment
  UCR72205  Plantago ovata Theo Glenn 1992-3-31 92- 12 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  JOTR35344  Plantago ovata var. fastigiata Harding, Mitzi, Mark Wheeler 2012-2-28 111 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; large northeast flowing canyon (Stop 5) 268 Comment
  POM126310A  Plantago ovata var. fastigiata Thos. Craig 1927-4-2 29 Riverside Canyon near Hidden Springs. Comment
  SBBG54764  Plantago ovata var. fastigiata J. Carter 1970-3-24 81 Riverside Palm Springs, Chino Cyn, 2 mi off Hwy 111 457 Comment
  JOTR33741  Plantago patagonica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2740 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA700022  Plantago patagonica Scott D. White, Michael Honer 2003-4-25 9103 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. 610 Comment
  RSA773178  Plantago patagonica Duncan S. Bell, Joy D. England 2010-5-27 1128 Riverside San Bernardino National Forest: Garner Valley, just south of junction of forest service road 6S04 and forest service road 6S13. 1340 Comment
  UCR166295  Plantago patagonica A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16240 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
  UCR84590  Plantago patagonica Scott D. White, S. Ogg 1994-4-21 1972 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SD229212  Platanus racemosa Dick Schwenkmeyer 2012-10-16 935 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  UCR280925  Platanus racemosa Mitch Provance 2017-5-25 517- 64 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  UC167976  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UC167982  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 10 Riverside Wilders near Riverside; near Riverside Comment
  RSA751414  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-16 08 -369 Riverside City of Temecula, Pechanga Pkwy. at Pechanga Resort Dr. 338 Comment
  UCR4098  Plectritis ciliosa subsp. insignis Carole Sims 1965-5-1 s.n. Riverside San Jacinto Mtns., Tahquitz Meadows [Camp Tahquitz Meadows, north of Hwy 74 at site of Keen Camp, east of Mtn. Center], about 25 yards northeast from place stream crosses under road 1372 Comment
  RSA775120  Pleuraphis rigida Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5026 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 W116.66015 750 Comment
Read comments May 22 2012
  UC573683  Pleuraphis rigida H. S. Yates 1937-3-23 6442 Riverside 15 mi nne Mecca; Thermal Quadrangle Comment
  CAS-BOT-BC326647  Pleurocoronis pluriseta S. B. Parish 1907-4-17 6083 Riverside Palm Springs, Colorado Desert Comment
  POM41003  Pleurocoronis pluriseta H. M. Hall 1905-4-16 s.n. Riverside Marshall Canyon, 11km W of Coachella, Colorado Desert 30 Comment
  POM41778  Pleurocoronis pluriseta Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA700971  Pleurocoronis pluriseta Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11218 Riverside 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
  SD124744  Pleurocoronis pluriseta A. C. Sanders, B. Pitzer & D. Charlton 1986-3-3 6139 Riverside North foot of the Chuckwalla Mountains, 2.75 miles southeast of Desert Center. 365 Comment
  UCR182097  Poa annua Tom Chester 2005-4-26 596 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Sylvan Meadows Road, 0.14 miles (0.2 km) west of jct. with Torino Trail 562.5 Comment
  RSA180359  Poa bulbosa E. W. Lathrop 1965-4-18 5561 Riverside 10 miles west of Murrieta. Comment
  UCR169398  Poa pratensis T. B. Salvato, John F. Green 2004-5-27 608 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UC39503  Poa pratensis subsp. pratensis H. M. Hall 1901-7 2482 Riverside Tamarack Valley; San Jacinto Mts 2804 Comment
  UCR20815  Poa secunda A. C. Sanders, Steve Boyd 1980-4-17 1340 Riverside San Jacinto Mtns, Pine Meadow in upper Garner Valley 1433 Comment
  UCD92360  Poa secunda subsp. juncifolia Frank W. Gould 1944-4-5 2235 Riverside 17 miles E of Temecula on Hwy 79. Comment
  UC39551  Poa secunda subsp. secunda H. M. Hall June, 1901 2064 Riverside San Jacinto Mts 1615 Comment
  POM16501  Polygonum amphibium var. emersum H. Baer 1923-6-24 s.n. Riverside Lee Lake, Temescal Canyon. Comment
  RSA518290  Polygonum argyrocoleon George K. Helmkamp 1989-9-16 s.n. Riverside ca. 1/2 mi. S of Hwy I-8 W of Blythe, at Seeley Rd. and state Hwy 78. QH 0N, 1E 75 Comment
  UCR35080  Polygonum aviculare L. B. Ziegler 1967-8-29 210 Riverside San Jacinto Mtns., Pine Meadow area 1418 Comment
  CAS-BOT-BC413939  Polygonum aviculare subsp. aviculare Peter Kamb 1948-2-1 763 a Riverside Valley in the Jurupa Mts west of Colton, San Bernardino/Riverside County 304 Comment
  UCR261422  Polypodium californicum Joseph Cahill 2011-1-8 111- 14 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  LA10127  Polypogon monspeliensis A. M. Johnson; 1928-5-5 346 Riverside Travertine Rock Comment
  RSA741557  Polypogon viridis Justin M. Wood 2008-9-30 169 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  LA204817  Polystichum kruckebergii Lawrence L. Kiefer; 1966-7-24 2281 Riverside San Jacinto Mountains, 0.25 mi NW of the summit of Tahquitz Canyon 2590 Comment
  CAS-BOT-BC102596  Populus fremontii S. B. Parish 1912-6-27 8130 Riverside Mecca, Colorado Desert Comment
  UCR116583  Populus fremontii A. C. Sanders, T. B. Salvato 2001-5-24 24372 Riverside Perris-Aguanga Basin, Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte 381 Comment
  UCR140325  Populus fremontii A. C. Sanders 2004-5-12 27893 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR237947  Populus fremontii Mark A. Elvin, Julie M. Vanderwier, A. C. Sanders 2002-4-9 1911 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  POM360816  Populus trichocarpa Lester H. Cushman 1931-10 s.n. Riverside Near Pedley. Comment
  RSA1556  Porophyllum gracile J. T. Howell 1928-7-10 1047 Riverside Hidden Canyon, Santa Ana Mts. 396 Comment
Read comments Apr 24 2013
  UCR194230  Porophyllum gracile Scott D. White 2006-4-28 11320 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  UCR260315  Porophyllum gracile A. C. Sanders, Jim Malusa 2015-3-10 41374 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  UCR108715  Portulaca oleracea Scott D. White, Pam DeVries 1998-2-9 6076 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  UCR160449  Potamogeton T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  CAS-BOT-BC267206  Potamogeton foliosus Lathrop; Thorne 1967-9-26 6622 Riverside 6 miles NW of Murrieta Comment
  RSA769818  Potamogeton foliosus E. W. Lathrop 1969-6-5 7096 Riverside 6 miles west of Murrieta, Mesa de Colorado of Santa Rosa Plateau. 625 Comment
  CDA844  Potamogeton pectinatus L. C. Wheeler 1953-3-3 7034 Riverside Sonoran (Colorado) Desert; Alligator Slough on the Colorado River 0 Comment
  CAS-BOT-BC206977  Prosopis glandulosa var. torreyana W. R. Dudley 1903-12-27 s.n. Riverside Palm Springs Comment
  RSA33856  Prosopis glandulosa var. torreyana N. C. Cooper 1944-4-8 1088 Riverside Andreas Canyon. 305 Comment
  CAS-BOT-BC216517  Prosopis pubescens S. B. Parish 1916-5-12 10866 Riverside Mecca 60 Comment
  CLARK-A1656-891  Prosopis pubescens Jim Cornett 1977-7-11 Riverside Thousand Palms Canyon 182 Comment
  SEINET10487642  Prosopis pubescens Billy Joe Cox 1975-10-10 Cox 4218 Riverside Palo Verde, 1-3 km W, (ca 32 km S of Blythe); creosote desert scrub; andy and gravelly entisols. 70 Comment
  SD230235  Prosopis velutina Louis C. Wheeler 1961-10-8 7933 Riverside Temescal Canyon: at Dawson Canyon Fire Road Comment
  UCR270201  Prunus dulcis A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42420 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, c. 0.3 km NW (161 deg. ) of water tank 473 Comment
  RSA356888  Prunus fremontii Robert F. Thorne 1966-10-15 41797 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UCR235924  Psathyrotes ramosissima Jeremiah George 2012-5-4 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs, toward end of pavement on Salvia Rd. north of Gene Autry Trail, near I-10 183 Comment
  RSA94085  Psathyrotes ramosissima F. W. Peirson 1927-4-12 7165 Riverside Forks of Painted Canyon, near Mecca Comment
  CAS-BOT-BC80074  Pseudotsuga macrocarpa Arthur Menzies; Bob Murray 1957-8-25 s.n. Riverside Near Mountain Center, San Jacinto Mts. Comment
  RSA234029  Psilocarphus brevissimus R. F. Thorne, E. W. Lathrup 1969-5-19 37978 Riverside Santa Rosa Plateau: Rancho Caifornia, Mesa de Colorado 625 Comment
  RSA543868  Psilocarphus brevissimus Steve Boyd, David E. Bramlet 1991-5-13 6231 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  UCR281256  Psilocarphus brevissimus Mitch Provance, Jeremiah George 2017-3-23 317- 66 Riverside Elsinore Trough, Lake Elsinore, E side Baker St., about 0.5 miles SE of Pierce St. 677 Comment
  UC1260164  Psilocarphus brevissimus var. brevissimus Robert F. Thorne 1974-5-23 44668 Riverside Rancho California, top of Mesa de Colorado Santa Rosa Plateau, Mesa de Colorado 624 Comment
  CAS-BOT-BC362110  Psilostrophe cooperi H. M. Hall 1905-4-1 5890 Riverside Colorado Desert. Chuckawalla Bench Comment
  CLARK-A1528-5672  Psoralea physodes John C. Roos 1960-5-30 Riverside Santa Ana Mountains 1219 Comment
  SEINET7048069  Psorothamnus arborescens var. simplicifolius Steven R. Hill 2001-4-29 33546 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UCR116822  Psorothamnus arborescens var. simplicifolius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23923 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  POM1901  Psorothamnus emoryi J. S. Chase 1916-04 s.n. Riverside Palm Springs. Comment
  RSA403995  Psorothamnus emoryi N. C. Cooper 1949-4-9 3343 Riverside W of Indio 0 Comment
  RSA303510  Psorothamnus schottii James R. Shevock 1971-5-8 1029 Riverside S Cottonwood Springs, Joshua Tree Natl Monument. 549 Comment
  JOTR32399  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Pinto Basin; Smoke Tree Wash; sandy, open flat along Pinto Basin road, just north of Smoke Tree Wash 809 Comment
  UC164878  Psorothamnus spinosus S. B. Parish 1912-6-28 8107 Riverside near Mecca (Red Canyon, Colorado Desert); Colorado Desert, near Mecca, Red Canyon Comment
Read comments Nov 24 2011
  RSA91440  Psorothamnus spinosus Kate Merrell 1929-6-4 8410 Riverside E of Oasis, Colorado Desert, Comment
  RSA0062673  Pteridium aquilinum Jack Starnes 1949-5-10 s.n. Riverside Santa Ana Mountains, near Ortega Highway. 1524 Comment
  RSA690863  Pteridium aquilinum var. pubescens Norman C. Cooper 1944-6-17 1384 Riverside San Jacinto Mts., above Banning. 1372 Comment
  POM48358  Pterospora andromedea P. A. Munz 1924-7-27 8795 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  RSA449651  Purshia tridentata var. glandulosa N. R. Zabriskie, W. M. Zabriskie 1972-3-30 489 Riverside Carrizo Rd. (6S03) west of Sugarloaf Mtn., south of Hwy 72., Santa Rosa Mts. 1220 Comment
  RSA561412  Pycnanthemum californicum Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7681 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UCR273975  Quercus Mitch Provance 2012-8-4 412- 28 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  UC1584069  Quercus X acutidens Steve Boyd and Dave Bramlet 1988-10-8 2875 Riverside sw of Anza (at head of Bautista Canyon); Cahuilla Mountain, Bautista Canyon Comment
  LA43654  Quercus agrifolia George A. Schaefers; 1953-5-23 sn Riverside San Jacinto Mountains, 4 mi. N of Pinon Flats, Hwy 74 1371 Comment
  UC1292295  Quercus berberidifolia C. L. Hitchcock and C. V. Muhlick 1964-3-17 23102 Riverside 10 mi n Pala (on road to Elsinore) Comment
  UCR106881  Quercus berberidifolia Richard Minnich 1997-11-9 s.n. Riverside Box Springs Mountains, N-facing slope in canyon south of Two Trees Canyon & ESE of end of Blaine Street 457 Comment
  UCR264645  Quercus berberidifolia Mitch Provance 2012-4-27 412- 17 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCR273001  Quercus berberidifolia Mitch Provance 2012-9-13 912- 01 Riverside Badlands of Western Riverside County, Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., +- 1 mi. N of entrance to CDFG Potrero Reserve. 744 Comment
  UCR82765  Quercus berberidifolia A. C. Sanders, D. R. Schramm, D. Wappler 1994-10-6 15779 Riverside San Jacinto Mtns., N slope of mtns.: Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west 1189 Comment
  CAS-BOT-BC62436  Quercus chrysolepis Marcus E. Jones 1924-8-30 s.n. Riverside Tahquitz, San Jacinto Mts. Comment
  HSC101769  Quercus cornelius-mulleri J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13184 Riverside Along State Route 74 1227 Comment
  SBBG44655  Quercus cornelius-mulleri W. B. Holt 1941-10-21 11 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  UC63840  Quercus cornelius-mulleri H. M. Hall May 1901 1917 Riverside e of Kenworthy (e base of San Jacinto Mountains, along borders of the Colorado Desert); Colorado Desert, San Jacinto Mountains Comment
  RSA761235  Quercus kelloggii Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 718 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR117248  Quercus palmeri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22291 Riverside San Jacinto Mtns., Santa Rosa Indian Reservation along Hwy 74, 4 mi. east of Hwy 371 junction to Anza 1378 Comment
  RSA215586  Quercus wislizeni L. B. Ziegler 1969-10-24 s.n. Riverside Kenworthy Ranger Station. Hemet Valley, San Jacinto Mts. 1418 Comment
  RSA520082  Quercus wislizeni var. frutescens Steve Boyd, D. Bramlet 1988-10-8 2868 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  UCR169496  Quercus wislizeni var. frutescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 09- 68 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles east of Hemet on Hwy 74 near Dry Creek, Site L9 961 Comment
  RSA342532  Rafinesquia californica R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54074 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA660563  Rafinesquia californica Bruce Albert 1982-4-17 41 Riverside Hillside north of Cajalco road, 2 miles east of I-15. Comment
  SEINET6035485  Rafinesquia neomexicana Ivan Johnston 1917-4-4 Riverside Palm Canyon. Comment
  RSA0018978  Ranunculus aquatilis var. aquatilis E. W. Lathrop 1965-4-16 4454 Riverside 14 miles west of Murrieta. Comment
  POM305370  Ranunculus californicus Henry J. Ramsey, Henry J. Ramsey 1938-3-26 648 Riverside Temecula. Comment
  JEPS42036  Rhamnus ilicifolia M. French Gilman Apr 1921 Riverside Beaumont Comment
  RSA1791  Rhamnus ilicifolia Carl B. Wolf 1931-5-11 s.n. Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
  SD122915  Rhamnus ilicifolia Steve Boyd 1985-8-7 1111 Riverside Santa Rosa Plateau region, NW base of Rdonda Mesa on Tenaja Rd., 0.8 mi. east of jtn with 8S01 and 8S02. Comment
  RSA788240  Rhamnus tomentella Linda M. Prince, Duncan S. Bell 2009-6-17 583 Riverside Cleveland National Forest. Comment
  UC314558  Rhododendron occidentale Marcus E. Jones, A. M. 1926-6-20 Riverside 20 mi n of Idyllwild Comment
  UC723853  Rhododendron occidentale C. Epling, Wm. Robison 1935-6-29 Riverside Mount San Jacinto, Marion Peak Marion Peak; Mount San Jacinto, Marion Peak Comment
Read comments Oct 14 2006
  CAS-BOT-BC168026  Rhus aromatica A. C. Sanders; Mark Elvin; Julie M. Vanderwier 2002-4-22 25014 Riverside The Badlands: Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 549 Comment
  OBI77006  Rhus aromatica Malcolm McLeod, David J. Keil 1977-3-26 12019 Riverside 9 mi east of jctn with I-15 along Calif 79 518 Comment
  UCR103914  Rhus aromatica B. G. Pitzer 1997-4-11 3103 Riverside Lakeview Mountains, Pulsar View Road, c. 0.5 mi. (air) SSE of Mt. Rudolph. 640 Comment
  RSA0121454  Rhus ovata Duncan S. Bell, LeRoy Gross 2016-3-30 9134 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA650228  Rhus ovata Darrell Garrett 1949-2-6 s.n. Riverside White Water Canyon. 213 Comment
  UC1002628  Rhus ovata Alice Yates and Jas. E. Wilcox 1954-1-29 Riverside Whitewater Canyon 457 Comment
  SD73468  Rhus trilobata var. pilosissima E. W. Lathrop 1969-6-6 7110 Riverside 8 miles west of Murrieta, on the Tenaja Truck Trail between Santa Rosa Road and Los Alamos Canyon Comment
  CAS-BOT-BC92415  Ribes aureum var. gracillimum Ellsworth Bethel 1920-8-3 s.n. Riverside Eden Hot Springs 10 miles north of San Jacinto. Comment
  RSA162821  Ribes californicum var. californicum J. D. Olmsted 1959-2-28 s.n. Riverside Turn S on Lincoln in W Corona, after 3 miles turn W on Chase Dr, then S on Oak Flat fire road for 4 miles past olive trees. Santa Ana Mts, N to Santa Ana River. 808 Comment
  CAS-BOT-BC93062  Ribes californicum var. hesperium B. D. Stark 1930-2-21 1470 Riverside Hidden Canyon near Corona. Santa Ana Mountains. Comment
  UC1292280  Ribes indecorum C. L. Hitchcock, C. V. Muhlick 1964-3-17 23111 Riverside 10 mi n Pala (along road to Elsinore) Comment
  UCR35282  Ribes indecorum L. B. Ziegler 1968-1-15 264 Riverside San Jacinto Mtns, In Avery Canyon (Diamond Valley) 503 Comment
  RSA263743  Ribes malvaceum var. viridifolium E. W. Lathrop 1968-5-22 6910 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA0022094  Ribes montigenum George R. Johnston 1928-9-3 s.n. Riverside Mt. San Jacinto summit. 3294 Comment
  NY43172  Ribes nevadense J. B. Walker 1995-5-3 1410 Riverside San Bernardino National Forest, S of Pinyon Flat Campground, at terminus of USFS Rd 1900 Comment
  SD216485  Ribes nevadense Jay B. Walker 1995-5-3 1410 Riverside San Bernardino National Forest, South of Pinyon Flat Campground, at terminus of USFS Road. 1900 Comment
  SD229185  Ribes nevadense Dick Schwenkmeyer 2012-8-28 829 Riverside Fuller's Mill camp, 2.6 miles east of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCR96796  Ribes quercetorum A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19766 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  UCR79260  Ribes speciosum Steve Boyd, Orlando Mistretta 1992-4-22 7011 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  UCR3499  Ricinus communis Frances Miller 1964-5-5 M 6429 Riverside just above RR tracks at base of Box Springs Mtns, end of Big Springs Rd. 396 Comment
  POM319730  Ricinus communis Patricia Wilder 1970-10-30 4855 Riverside Along road on south side of Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area. 152 Comment
  JEPS51548  Romneya coulteri W. L. Jepson May 17 1901-Jun 1 1901 1571 Riverside Temescal Wash 335 Comment
  SD132413  Romneya coulteri var. coulteri Narca A. Moore-Craig 1984-4-21 Riverside Santa Ana Mtns. Temescal Canyon at boundary of Cleveland Natl. Forest and Glen. 427 Comment
  UCD115383  Rorippa sphaerocarpa A. C. Sanders; Mitch Provance 1999-9-26 23096 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area. 1323 Comment
  CAS-BOT-BC147539  Rosa californica Ellsworth Bethel 1918-5-10 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC147540  Rosa californica P. C. Everett 1935-6-18 7180 Riverside Santa Ana Mts., main divide motorway to Santiago Pk., 1 mi. from Ortega Highway 731 Comment
  LA208271  Rosa californica Louis C. Wheeler; 1931-10-4 207 Riverside San Jacinto Mountains, Strawberry Valley 1584 Comment
  UCR23506  Rubus parviflorus John C. Roos 1942-6-20 991 Riverside San Jacinto Mtns., Dark Canyon, N Fork San Jacinto River Comment
  RSA577526  Rubus ursinus D. L. Banks, Steve D. Boyd 1995-2-16 0051 A Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., S of the Dripping Springs Alcove, E of the Woodchuck Trail. 829 Comment
  CAS-BOT-BC433586  Rumex hymenosepalus A. C. Sanders; Pam MacKay; E. J. Lawlor; C. L. Sanders 2000-3-19 23319 Riverside Shipley-Skinner Reserve area: Diamond Valley, off old Rawson Rd. N of Crown Valley, on future bed of Dia Val. Reservoir, now filling. 488 Comment
  RSA0034564  Rumex obtusifolius Louis C. Wheeler 1933-8-5 2059 Riverside Millard's Canyon at foot of falls San Bernardino Mountains. 579 Comment
  UCR266412  Rumex pulcher D. E. Bramlet, Fred M. Roberts 2005-6-6 3871 Riverside San Jacinto Valley, San Jacinto River at Sanderson Ave., north of Ramona Expressway 447 Comment
  RSA690941  Rumex salicifolius Scott D. White, Michael Honer 2003-5-27 9395 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  SDSU5320  Ruppia maritima D. F. Howe 1952-8-10 2256 Riverside Lake Elsinore Comment
  RSA777330  Salazaria mexicana Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 827 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 534 Comment
  UCR17312  Salazaria mexicana Anna Mayers 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, 27 km off [S of Interstate] Hwy 10, Graham Pass Road, Chuckwalla Bench. Comment
  UCR47289  Salicornia subterminalis Karin Cleary 1987-5-21 56 Riverside Lakeview: flats around Ellis Avenue, 1 - 1.4 km north of the intersection of Ellis Ave. and Menifee Road. 433 Comment
  CAS-BOT-BC126736  Salix exigua A. C. Sanders 2011-3-29 38858 Riverside Peninsular Range; Perris-Aguanga Basin Region: between Sun City and Perris, San Jacinto River at powerline corridor crossing west of Goetz Rd., above Railroad Canyon Lake 428 Comment
  SEINET10965411  Salix exigua David B. Dunn 1946-2-22 Dunn 1946 Riverside Collected on the n side of whitewater colorado desert. Comment
  CAS-BOT-BC108144  Salix gooddingii D. B. Dunn; H. Brown; E. McClintock 1947-3-15 2868 Riverside Pushawalla Canyon, Indio Hills Comment
  CAS-BOT-BC108148  Salix gooddingii A. C. Sanders; O. Clarke; T. Krantz; R. Thorne 1993-4-27 13817 Riverside Arrowhead Hot Springs and immediate viciniety, San Bernardino Mountains. Lower Waterman Canyon 1/2 mile due W of the old Arrowhead Hot Springs Hotel 579 Comment
  POM167692  Salix gooddingii C. F. Baker 1903-04 4146 Riverside Elsinore. Comment
  RSA479853  Salix gooddingii L. F. LaPre, K. Campbell 1988-4-1 s.n. Riverside Colorado River Valley at Blythe. 91 Comment
  SDSU12997  Salix gooddingii Michael G. Simpson 1999-10-27 2027 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR127541  Salix gooddingii A. C. Sanders, T. B. Salvato 2003-5-21 26785 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 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
  RSA180293  Salix lasiolepis E. W. Lathrop 1965-3-30 5602 Riverside 14 miles W of Murrieta. Comment
  SBBG1262  Salix scouleriana M. Van Rensselaer 1937-6-24 Riverside San Jacinto Mtns 1767 Comment
  CDA3180  Salsola australis R. E. Riefner Jr. 2007-2-19 Jul- 72 Riverside City of Perris, along Highway 74 at 4th Street and B Street. Comment
Read comments Nov 27 2013
  RSA501031  Saltugilia australis Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3151 Riverside Agua Tibia Mountains. Vail Lake area, recent burn in hills just to SW of the dam. 487 Comment
  UCR118400  Saltugilia australis A. C. Sanders 1994-5-30 14584 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA0004874  Saltugilia latimeri Verne Grant, Alva Grant 1950-4-9 8840 Riverside Palm Springs. Comment
  UCR251976  Saltugilia splendens A. C. Sanders, T. B. Salvato 2014-7-2 41173 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  CHSC89887  Salvia apiana L. P. Janeway 2004-5-8 8076 Riverside Peninsular Ranges. Santa Ana Mountains, Los Alamos Canyon; along Wildomar Road 0.8 km east of its crossing of Los Alamos Creek. 488 Comment
  CLARK-A1045-112  Salvia apiana George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep canyon; Palm Desert 15'Q Comment
  RSA775448  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4451 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
  SEINET2065986 Image available Salvia apiana B. Pitzer 1986-4-26 186 Riverside Whitewater Canyon, ca. 4.5 mi N of Hwy I-10 on Whitewater Canyon Rd. Whitewater 7.5 Quad 731 Comment
  UC76195  Salvia apiana Miss M. A. King 1893-1 Riverside Menifee Comment
  UCD125436  Salvia apiana K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCR241121  Salvia apiana Petra Wester 2004-5-22 461 Riverside Peninsular Range/Santa Rosa Mtns., Pines to Palms Hwy, c. 12 km south of Palm Desert 1000 Comment
  SEINET2066008 Image available Salvia carduacea Howard Gentry, Marie Gentry 1982-8-3 23714 Riverside Five miles SW of Anza along Hwy 371. 1066 Comment
  RSA401491  Salvia columbariae Ora M. Clark 1929-2-22 1582 Riverside E. of Whitewater Comment
  RSA651679  Salvia columbariae J. Bruce Smiley 1940-3-16 s.n. Riverside Whitewater. 762 Comment
  SEINET9373157  Salvia columbariae Unknown 2011-4-6 39022 Riverside Santa Ana Mountains Comment
  RSA6622  Salvia eremostachya B. D. Stark 1933-5-13 4986 Riverside 8 miles up on Palms to Pines road, San Jacinto Mtns. Comment
  CSUSB1051  Salvia mellifera Carole Sims 1965-3-14 Riverside Ten yards from edge of highway, seven miles north of Temecula on road to Perris via Romoland. 335 Comment
  SEINET2076829  Salvia pachyphylla S. Rhodes, L. Brandt, R. Taylor, M. Hansen 1999-1 Riverside Comment
  CAS-BOT-BC233337  Salvia vaseyi Peter H. Raven 1958-5-6 12929 Riverside Southwest of Palm Desert 10.2 miles on State Highway 74, San Jacinto Mountains 762 Comment
  RSA727067  Salvia vaseyi Jay Walker, R. C. Walker 3101 Riverside Ca. 6 miles NE of Pinyon Flats, along hwy 74, at mile marker 87.25 in the first pullout uphill from Vista Point. Comment
  SD241887  Salvia vaseyi Jay Walker, R. C. Walker 2004-4-15 3102 Riverside Ca. 6 miles NE of Pinyon Flats, along hwy 74, at mile marker 87.25 in the first pullout uphill from Vista Point. Comment
  UCR138914  Sambucus mexicana Julie A. Greene 1993-4-3 1083 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Old agricultural field, east of dirt road 441 Comment
  UCR137474  Sanicula bipinnatifida D. L. Banks 1997-4-5 1692 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
  POM113415  Sanicula tuberosa J. B. Feudge 1926-4-10 1368 Riverside Reche Canyon. 610 Comment
  SDSU9908  Sarcodes sanguinea unknown 1935-5-1 Riverside Idyllwild Comment
Read comments Jan 24 2013
  JEPS27438  Sarcostemma hirtellum W. L. Jepson and W. C. Mathews 1914-5-18 6010 Riverside Pinyon Well to County Well; Colorado Desert Comment
  UCR41841  Sarcostemma hirtellum A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6066 Riverside Sonoran (Colorado) Desert, Graham Pass, between Chuckwalla Mtns & Little Chuckwalla Mtns. 503 Comment
  UCR59959.2  Saxifraga californica Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  JOTR34316  Schismus barbatus Andre, Jim 2012-4-11 20814 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 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
  SEINET237138 Image available Schismus barbatus H. Haid 1969-5-8 Riverside San Jacinto Mountains: Bautista Canyon above confluence with Horse Creek ( Blackburn Canyon) below site G. 878 Comment
  UC1146064  Schismus barbatus C. L. Hitchcock, C. V. Muhlick 1964-3-17 29093 Riverside 3 mi se of Glen Ivy Hot Springs Comment
  RSA595319  Schismus barbatus D. L. Banks, Victor Steinmann 1996-4-20 882 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; On a NE trending ridge, NW of the Administration Cabin. 530 Comment
  UCR1579  Schoenoplectus acutus var. occidentalis William G. Truesdell 1962-5-25 52562- 4 Riverside San Bernardino Valley Region, Riverside, marsh beside Lake Evans 305 Comment
  RSA388424  Schoenoplectus californicus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61188 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA596542  Schoenoplectus maritimus Darin L. Banks, Lauren Raz 1996-8-29 1143 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 548 Comment
  UCR162627  Scirpus heterochaetus D. L. Koutnik, Ian Swift 1999-6-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, proposed conservation bank in Wilson Creek watershed, north of Aguanga, west of Cahuilla Rd., south of Wilson Valley Rd., east of Sage Rd. 671 Comment
  RSA709799  Scrophularia californica A. C. Sanders 2004-6-30 28393 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft.) 1 mi. E of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., ca. 5 miles due south of Sun City. 470 Comment
  UCR268277  Scrophularia californica Jim Andre 2012-6-15 30502 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  JEPS11409  Scrophularia californica subsp. floribunda W. L. Jepson May 17 1901-Jun 1 1901 1216 Riverside Riverside Comment
  RSA180261  Scrophularia californica subsp. floribunda E. W. Lathrop 1965-4-18 5655 Riverside 10 miles west of Murrieta. Comment
  UCR121248  Scrophularia californica subsp. floribunda Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2267 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  POM48922  Scutellaria siphocampyloides P. A. Munz, I. M. Johnston 1924-7-26 8717 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  RSA560835  Scutellaria tuberosa Steve Boyd, T. S. Ross 1992-5-4 7187 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UCD92559  Secale cereale R. N. Raynor 1938-6-20 s.n. Riverside Herky Creek. Comment
  UC306703  Selaginella eremophila S. B. Parish 1919-3-27 19190 Riverside West Canyon Palm Springs; Colorado Desert 167 Comment
  RSA613236  Selaginella watsonii Louis Cutter Wheeler 1931-10-3 241 Riverside 3/4 mi. NNE Tahquitz Peak, San Jacinto Mts. 2560 Comment
  SEINET3094739 Image available Senecio douglasii Norman C. Cooper 1943-9-26 926 Riverside Cabazon 549 Comment
  UC575024  Senecio flaccidus var. monoensis C. Epling and Wm. Robison 1933-6-26 Riverside basin 5 mi s Lost Horse Wells; Little San Bernardino Mts. Comment
  RSA473114  Senecio vulgaris M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek near Aguanga. Riverside and San Diego county line. 610 Comment
  RSA554285  Senecio vulgaris Scott D. White 1992-2-25 92 -4 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
  POM11899  Senna covesii P. A. Munz, D. D. Keck 1922-4-9 4862 Riverside Vicinity of Corn Springs 518 Comment
  RSA751919  Sequoia sempervirens Scott D. White, Justin M. Wood 2009-5-22 12922 Riverside San Jacinto Mts: Halfway Spring, accessed via Old Control Road. 1159 Comment
  OBI40097  Sesbania herbacea A. C. Sanders 1985-8-24 5950 Riverside Near Oasis in the lower Coachella Valley, On the E side of hwy 195, ca 1/2 mi N of the intersectin with Hwy 86 and just N of Ave. 76 52 Comment
  SEINET2063690 Image available Sesbania herbacea A. C. Sanders 1985-8-24 5950 Riverside Near Oasis in the lower Coachella Valley on E side of Hwy 195, ca 1/2 mi N of intersection with Hwy 86, just N of Ave. 76 -51 Comment
  CLARK-A1528-1387  Sesuvium verrucosum John C. Roos 1937-5-10 2332 Riverside Lake Elsinore Comment
Read comments Jun 24 2014
  UCR5958  Sesuvium verrucosum Barry A. Vittor 1966-3-25 s.n. Riverside Sonoran Desert; Western Colorado Desert, Coachella Valley, Palm Island Estates, Hwy 111, 2 mi. NW of Salton Sea State Park -30 Comment
  SEINET239052 Image available Setaria verticillata T. B. Salvato, A. C. Sanders 2000-4-27 63 Riverside Coachella Valley; between Filmore and Buchanon on Avenue 56. Comment
  CLARK-A1528-3240  Sidalcea malviflora subsp. sparsifolia Aleena M. Tarshis 1977-4-23 Riverside Murrieta 457 Comment
  RSA433915  Sidalcea malviflora subsp. sparsifolia E. C. Jaeger 1921-6-21 s.n. Riverside Idyllwild. 1585 Comment
  UCR239197  Sidalcea malviflora subsp. sparsifolia Steven R. Hill, A. C. Sanders 2001-5-4 33705 Riverside Peninsular Range, Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pina Colada 381 Comment
  CLARK-A1528-3243  Sidalcea neomexicana John C. Roos 1966-5-19 Riverside San Jacinto Valley Comment
  CAS-BOT-BC434386  Sidotheca trilobata S. G. Stokes 1933-7-1 312 Riverside Road to Idyllwild 1066 Comment
  RSA586798  Silene antirrhina D. L. Banks, Steve Boyd 1995-5-3 0236 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 Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA585726  Silene gallica D. L. Banks, Steve Boyd 1995-5-9 0395 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  RSA586727  Silene laciniata subsp. major D. L. Banks, Steve Boyd 1995-5-17 0449 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. 598 Comment
  RSA559360  Silene multinervia Steve Boyd, Timothy S. Ross, D. E. Bramlet 1993-5-13 7381 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 412 Comment
  POM17825  Silene verecunda subsp. platyota D. D. Keck 1923-6-14 7074 Riverside Glen Ivy trail to Santiago Peak 1524 Comment
  CHSC171  Simmondsia chinensis M. Anthony 1954-4-15 Riverside Near Joshua Tree Mon. Comment
  RSA597462  Simmondsia chinensis Louis C. Wheeler 1959-12-27 7651 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  SBBG71058  Simmondsia chinensis H. and M. Dearing 1938-11-12 142 Riverside Little San Bernardino Mtns; Joshua Tree Nat Park 762 Comment
  SEINET7376779 Image available Simmondsia chinensis Leila M. Shultz, John S. Shultz 1985-1 8354 Riverside Southeast benches of the Chuckwalla Mountains at Alligator Rock 341 Comment
  UCSB52657  Simmondsia chinensis Thorne, Robert 1978-4-23 Riverside PALMS TO PINES HIGHWAY: Along highway. Comment
  RSA495441  Sisymbrium altissimum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2968 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  SEINET3563011 Image available Sisymbrium altissimum Ricardo Montijo 1990-4-27 Riverside Rancho California area: E of Santa Rosa Plateau, Green Meadow Road off of de Portoloa Road. (Sage 7.5' USGS quad.) Comment
  UCR162404  Sisymbrium altissimum S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  CLARK-A1528-367  Sisymbrium irio David T. Wright 1966-3-19 Riverside Corona Comment