Search Results — 2000 specimen records retrieved (1903 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384211  Abies concolor Albert J. Perkins 1916-9-12 s.n. Riverside Dutch Flat - San Jacinto Mts. Comment
  CAS-BOT-BC229334  Abronia villosa N. Aitkenhead 1977-2-1 2177 Riverside Dillon Rd. 3 mi. past junction w/ 1000 Palms Canyon Rd Comment
  CLARK-A1656-608  Abronia villosa Lois Ann Scott 1978-1-13 Riverside Palm Springs 148 Comment
  SD122379  Abronia villosa Duffie Clemons, Erikl Jonsson 1988-2-13 1935 Riverside Ca. 3 miles north of I-10 along Washington St. southwest of Indio Hills. Coachella Valley. Comment
  SEINET893738  Abronia villosa Alma L. Moldenke, Harold N. Moldenke 1976-1 30689 Riverside Mecca, Mohave Desert. Comment
  POM13018  Abronia villosa var. aurita P. A. Munz 1922-4-14 4968 Riverside Indian Wells 91 Comment
  RSA2594  Abronia villosa var. aurita J. T. Howell 1928-7-9 1058 Riverside Temescal Canyon, 6 miles south of Glen Ivy 335 Comment
  RSA33384  Abronia villosa var. aurita N. C. Cooper 1944-3-25 994 Riverside Cabazon. 457 Comment
  RSA500071  Abronia villosa var. aurita Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3240 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  RSA69958  Abronia villosa var. aurita F. W. Peirson 1922-4-21 3340 Riverside Hemet Valley 1357 Comment
  UCR133052  Abronia villosa var. aurita Michael C. Couffer 2003-9-12 s.n. Riverside Perris/Aguanga Basin, E of the City of Perris, south of Lake Perris, and south of a V-shaped downward pointing curve in the Ramona Expressway 491 Comment
  IRVC28839  Abronia villosa var. villosa Mark A. Elvin 2005-4-25 4220 Riverside Coachella Valley; N of Palm Springs; N of I10; S of Dillan Road; E of Indian Avenue. Northern Sonoran Desert 244 Comment
  RSA87018  Acacia greggii var. arizonica F. W. Peirson 1916-04 1996 Riverside Near Palm Springs. Comment
  UCR201843  Acacia redolens Justin M. Wood 2008-10-29 211 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 320 Comment
  UC63855  Acer negundo var. interior H. M. Hall 1897-4-16 480 Riverside hills s Beaumont; hills s of Beaumont Comment
  RSA34578  Achillea millefolium Robert L. Rutherford 1944-7-2 1490 Riverside Palomar Mtn. 1066 Comment
Read comments
Jun 15 2013
  RSA673498  Achnatherum coronatum Scott D. White, Sandy Leatherman 2000-4-19 7664 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  RSA757786  Achnatherum coronatum LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4301 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
  UC39994  Achnatherum parishii H. M. Hall May 1899 1167 Riverside Coyote Creek San Jacinto Mountains, El Toro Mt. 1524 Comment
  POM47682  Achyronychia cooperi Mary F. Spencer 1920-3-23 1436 Riverside In desert sand near Palm Springs. Colorado Desert. 152 Comment
  RSA776378  Achyronychia cooperi Amber Swanson 2011-4-8 377 Riverside Granite Mtns area E of Hwy 177 near jct 62. 423 Comment
  UCR132854  Achyronychia cooperi Kent Beaman 1983-4-9 08 Riverside Sonoran (Colorado) Desert, mouth of Box Canyon along the road, Mecca Mud Hills, south of Indio 61 Comment
  CAS-BOT-BC204876  Acmispon argyraeus var. argyraeus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  OBI39886  Acmispon glaber var. brevialatus M. Rosczyk & G. Helmkamp, G. Helmkamp 1985-4-4 208 Riverside Big Morongo Preserve. S of Morongo Valley. Main cyn where it opens into the Coachella Valley 503 Comment
  SD212601  Acmispon heermannii var. heermannii Jennifer H. Jones, Thi Bui and Holly Summers 2006-5-31 347 Riverside San Jacinto Mountains; turnout south of Mt. Edna Road along CA Highway 243. 1143 Comment
  SBBG28443  Acmispon rigidus D. Myrick 1964-4-29 823 Riverside 10 mi W of Palm Desert on Pines to Palms Hwy 74 914 Comment
  UCD104282  Acmispon rigidus L. S. Rose 1935-12-23 s.n. Riverside Above Deep Canyon, San Jacinto Mts., 22 mi. so. Of Cathedral City, Colorado Desert. 1066 Comment
  UCR234760  Acourtia microcephala A. C. Sanders, John F. Green 2012-6-25 40311 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near Hostettler Rd. south of I-15, narrow canyon draining from vicinity of Palomino Creek Dr. at end of Calendula St. 387 Comment
  CAS-BOT-BC182446  Adenophyllum porophylloides Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11212 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road... Comment
  HSC5472  Adenophyllum porophylloides C. L. Hitchcock, C. V. Muhlick 1964-3-22 23270 Riverside Pinto Basin; Joshua Tree National Monument Comment
  RSA384966  Agrostis exarata E. A. McGregor 1964-9-15 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  CAS-BOT-BC139354  Agrostis idahoensis Carl B. Wolf 1932-8-5 3945 Riverside San Jacinto Mountains. Along trail from Tahquitz Valley to San Jacinto Peak. 2621 Comment
  RSA192237  Agrostis pallens E. W. Lathrop 1960-5-27 5215 Riverside 6 miles west of Murrieta. Comment
  UCR2110  Agrostis stolonifera F. M. Reed 1906-7-5 1124 Riverside Riverside. Chicago Ave. near railroad and Indianapolis Ave. [Spruce St.] 279 Comment
  RSA214389  Allenrolfea occidentalis L. C. Wheeler 1931-11-26 377 Riverside Salton Sea, 2 miles SE Salton Bench Mark. -76 Comment
  RSA675990  Allionia incarnata Scott D. White 2001-4-12 8298 Riverside Shaver s Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  RSA676104  Allionia incarnata Scott D. White 2001-4-17 8331 Riverside Sonoran Desert: Shaver s Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  UCR129151  Allionia incarnata Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  CAS-BOT-BC131989  Allium haematochiton Steve Boyd 1986-3-9 1395 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and [Horsetheif] Horsethief Wash 365 Comment
  UCD138539  Allium haematochiton Geoffrey Levin 1975-4-26 480 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  UCR49270  Allium haematochiton Steve Boyd 1986-4-22 1769 Riverside Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15 Comment
  UCR90396  Allium haematochiton D. L. Banks, Steve Boyd 1995-5-9 385 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  UCR261555  Allium marvinii John F. Green 2015-4-30 s.n. Riverside San Bernardino Mtns. Foothills, powerline route in hills north of Banning and west of Banning Canyon, east of Moore St. 898 Comment
  RSA495439  Allium peninsulare Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2966 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA262070  Allium praecox E. W. Lathrop 1971-3-21 7462 Riverside Bedford Truck Trail of the Cleveland National Forest. Trabuco District. 915 Comment
  LA210330  Allophyllum glutinosum Harlan Lewis; Elizabeth McClintock 1941-6-29 Riverside Gavilan Hills-Gavilan Plateau, Santa Rosa Rd Canyon 5 mi from Pines to Palms Highway Comment
  UC1080554  Allophyllum glutinosum Verne and Alva Grant 1951-6-4 16009 Riverside 2 mi. s. Temecula (on Hwy. 395) 335 Comment
  UCR199612  Amaranthus albus Scott D. White, Angelia Carey 2004-7-2 10567 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  CAS-BOT-BC520444  Amaranthus blitoides A. C. Sanders; Jose Aguiar 2012-12-19 40532 Riverside Sonoran (Colorado) Desert: Coachella Valley, NE of Mecca above jct of Ave.62 and Johnson St. near Coachella Canal -7 Comment
  UCR111752  Amaranthus palmeri R. Kirkland 1974-7-17 s.n. Riverside Off Hwy 60, toward Ontario Comment
  GMDRC3498  Amaranthus torreyi J. Andre, T. La Doux 2008-9-16 10686 Riverside Little San Bernardino Mountains: Joshua Tree National Park: along Bell Mtn Rd, atop Bell Mtn appox 0.3 mi. N. of radio tower. Queen Mountain USGS 7.5 min quad 34 deg. .35' N 116 deg. .017' W. Elev. 4458 ft. 1359 Comment
  CAS-BOT-BC61398  Amauriopsis dissecta Philip A. Munz 1938-8-14 15364 Riverside East of Toro Peak, Santa Rosa Mts. 2438 Comment
  UCD128862  Ambrosia acanthicarpa L. S. Rose 1935-12-21 s.n. Riverside Cabazon, Colorado Desert. 609 Comment
  UCR113600  Ambrosia acanthicarpa A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23675 Riverside Santa Ana River Valley, SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river 232 Comment
  LA83357  Ambrosia dumosa O. H. Kappler; 1941-4-21 212 Riverside Morongo Pass Area, Desert City Comment
  OBI17103  Ambrosia dumosa Robert F. Hoover 1969-4-11 11219 Riverside Mouth of Morongo Valley cyn Comment
  RSA766609  Ambrosia dumosa Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-27 172 Riverside Mecca Hills Wilderness. Off Box Cannyon Rd (66th st) (Hwy 195). Campground E of Mecca. 198 Comment
  UCR228405  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-20 143 Riverside Little San Bernardino Mountains, Hwy 177, north of Desert Center and Desert Lily Sanctuary, east of Joshua Tree National Park border 274 Comment
  UCR172613  Ambrosia pumila A. C. Sanders, John F. Green 2006-5-18 32373 Riverside Temecula/Murrieta Region, SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, south of intersection of Chandler and Suzi Rds. and south of Murrieta Hot Springs Rd., side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow 366 Comment
  CAS-BOT-BC272881  Ambrosia salsola J. Beley 1974-2-20 0436 Riverside Thousand Palms Rd. at 230 Ku Line Comment
  CAS-BOT-BC273039  Ambrosia salsola Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  RSA653661  Ammannia coccinea 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. S of Eden Hot Spr., [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  UCR18300  Ammannia robusta A. C. Sanders 1979-10-6 424 Riverside San Jacinto Valley, c. 0.25 mi. west of Bridge Street near its intersection with Gilman Springs Road 427 Comment
  JEPS35490  Amorpha fruticosa W. L. Jepson May 17 1901-Jun 1 1901 1343 Riverside near VanDeventers (towards Palm Canyon) Comment
Read comments
Feb 24 2013
  SDSU13353  Amorpha fruticosa Joseph Verfaillie, Shasta Gaughen 2000-4-29 50 Riverside Santa Margarita Ecological Reserve (SDSU). The north side of the Santa Margarita river about 1/4 mile west of the pipe line crossing. About 5-15 feet from the river. 235 Comment
  UC597728  Amorpha fruticosa Philip A. Munz 1937-5-30 15111 Riverside Dos Palmos Spring Santa Rosa Mts. (n end of mts.) 1097 Comment
  CSUSB988  Amsinckia intermedia Robert M. Hasegawa 1976-4-5 S. N. Riverside University of California, Riverside campus. 1/8 mile south of Perimeter Road. 274 Comment
  SD136888  Amsinckia intermedia Steve Boyd 1986-4-2 1618 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 609 Comment
  UCR234334  Amsinckia intermedia A. C. Sanders, John F. Green 2012-3-26 40000 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, mouth of a small canyon between Horsethief Canyon and I-15 Fwy crossing of Temescal Wash, west of Hostettler Rd. 369 Comment
  RSA779632  Amsinckia tessellata Duncan S. Bell 2010-4-1 665 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
  RSA0048418  Amsonia brevifolia A. Lee Haines 1974-4-11 s.n. Riverside Cottonwood Basin. 932 Comment
  CHSC100  Amsonia tomentosa M. Anthony 1954-4-14 Riverside Near Joshua Tree National Monument. 762 Comment
  SEINET7248339 Image available Amsonia tomentosa Duncan S. Bell, Evan Meyer 2014-1 6527 Riverside Colorado Desert; Chocolate-Chuckwalla Mountain region: Chuckwalla Mountains; approx. 0.75 air mile southeast of Aztec Well. 703 Comment
  UCR281914  Amsonia tomentosa var. brevifolia A. C. Sanders, Jim Malusa 2017-9-19 43341 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 4.65 km SW (211 deg. ) of Tabaseca Tank 744 Comment
  POM184745  Amsonia tomentosa var. tomentosa C. L. Hitchcock 1932-4-8 12220 Riverside 1 mile west of Cottonwood Springs. Comment
  RSA18198  Anemopsis californica C. B. Wolf 1929-5-31 3738 Riverside 1 mi. NW of Santa Ana River on Corona-Chino road. Comment
  UC729851  Anemopsis californica Carl B. Wolf 1929-5-31 3738 Riverside 1 mi nw of Santa Ana River (6 mi from Corona on Chino Road) Comment
  UCR264617  Anemopsis californica Mitch Provance 2011-6-6 17008 Riverside Badlands, San Timoteo Canyon, El Casco area, north of San Timoteo Canyon Rd. and east of Woodhouse Rd 626 Comment
  UCR96889  Anthemis cotula Scott D. White 1993-4-30 1312 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  SEINET3079494 Image available Antirrhinum coulterianum Don Mitchell 1990-4-30 s.n. Riverside W side of Sage Road, ca. 1/2 mi. S of intersection with Wilson Valley Road. 701 Comment
  SEINET7072827  Antirrhinum coulterianum A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371 [the Cahiulla Road]. Coordinate datum: WGS84/NAD83. (33? deg. 27' 46" North Latitude, -116? deg. 51' 36" West Longitude, Coordinate datum: NAD27.). Comment
  UCR98685  Antirrhinum coulterianum S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  CDA36138  Antirrhinum cyathiferum CDFA Staff 2011-10-4 s.n. Riverside Grown from seed collected in Deep Canyon, Riverside County. Sacramento, CDFA greenhouse on Meadowview Road. 0 Comment
  RSA0123683  Antirrhinum filipes Duncan S. Bell, LeRoy Gross 2016-3-9 8858 Riverside Orocopia Mountains; northwestern section of the range, approximately 6.5 air miles southwest of Chiriaco Summit, collecting in the area know as Hotel California. 775 Comment
  RSA180376  Antirrhinum kelloggii E. W. Lathrop 1960-5-27 5219 Riverside 6 miles west of Murrieta. Comment
  UCR3339  Antirrhinum nuttallianum subsp. nuttallianum T. R. Plumb 1964-4-9 s.n. Riverside Box Springs Mtns, Box Springs Mt., 1 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] off S fork of road 762 Comment
  UCR174458  Apiastrum angustifolium A. C. Sanders 2006-5-19 32388 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
  UCR241838  Apiastrum angustifolium A. C. Sanders, Timothy W. Chumley 2013-4-2 40737 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  RSA78728  Arabis pulchra P. A. Munz 1952-4-15 17346 Riverside Ridge south of Pleasant Valley, Joshua Tree National Monument 1220 Comment
  RSA629361  Arctostaphylos glandulosa Steve Boyd, Tim Ross 1992-5-4 7208 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats Area east of Verdugo Potrero. 732 Comment
  RSA629426  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16845 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  SDSU17429  Arctostaphylos glandulosa subsp. glandulosa C. Matt Guilliams 2007-8-2 395 Riverside Santa Margarita Ecological Reserve, east of 'Highlands Trail' on mesa top near weather station. Among boulders, exposed, 0 slope. 639 Comment
  RSA629423  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16846 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  OBI14747  Arctostaphylos glauca Chris Reed 1968-11-28 108 Riverside 3 mi N of Soboba Reservation on Poppet Flats Rd, Hemet Comment
  RSA631743  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16500 Riverside Hills around Indian Oaks Ranch, east of Lake Skinner. 500 Comment
  RSA631746  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19261 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631749  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19268 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631777  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19270 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA736549  Arctostaphylos glauca Scott D. White, Angelia Carey 2004-7-2 10584 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SEINET10627175  Arctostaphylos glauca Greg Gust, Leith Nye 2005-3-11 Gust 551 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  RSA633611  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-11-11 22510 Riverside Steep southeast facing slopes of Andreas Canyon, south of Caramba Overlook, San Jacinto Mountains. 2050 Comment
  RSA633634  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20139 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633739  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20120 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA635597  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16745 Riverside Morris Ranch Rd. (6S06), 6.3 km east of Hwy 74, western base of Pyramid Pk., San Jacinto Mountains. 1680 Comment
  RSA761232  Arctostaphylos pringlei Shawn Krosnick, C. Martinez, Naomi Fraga, Lucinda McDade, et al. 2010-8-14 723 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC44333  Arctostaphylos pringlei subsp. drupacea H. M. Hall 1901-6-1 2092 Riverside San Jacinto Mts. 1524 Comment
  CAS-BOT-BC44358  Arctostaphylos pringlei subsp. drupacea Peter H. Raven 1958-5-17 12957 Riverside Along road to Banning 6.1 miles north-west of Lake Fulmor, San Jacinto Mountains. 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
  RSA652424  Arctostaphylos pringlei subsp. drupacea Jack Starnes 1949-4-15 s.n. Riverside Colected San Jacinto Mts. Near [Idyllwild]. 1524 Comment
  UC1375313  Arctostaphylos pringlei subsp. drupacea Larry E. DeBuhr 1972-3-24 531 Riverside along Forest Road 7SO2 Santa Rosa Mts., San Bernardino National Forest 2103 Comment
  SEINET7266493  Arctostaphylos pringlei subsp. drupacea I. W. Clokey, E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek 1500 Comment
  RSA750750  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-22 12893 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  RSA636161  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18808 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  UCR132908  Arenaria macradenia John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UC219563  Arenaria macradenia var. macradenia P. A. Munz 1922-6-23 5789 Riverside 2 mi below Kenworthy; San Jacinto Mts.,Hemet Valley 1371 Comment
Read comments
Mar 25 2011
  UCR116786  Argemone munita A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24160 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 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
  UCR131731  Aristida adscensionis C. B. Wolf 1932-4-27 02987 Riverside Western Colorado Desert, 14 mi. east of Mecca, on Blythe Road, east of Shavers Well 152 Comment
  UC1922811  Aristida adscensionis Michael Honer with L. Hulse 2005-3-8 2043 Riverside Colorado Desert; Little San Bernardino Mountains region: Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. Comment
  SEINET229273  Aristida californica var. californica L. M. Shultz, JS Shultz 1985-4-15 8245 Riverside Chuckawalla Valley depression along Wiley's Well Road 122 Comment
  CLARK-A1528-4466  Aristida divaricata John C. Roos 1941-8-2 83 Riverside San Jacinto Mountains Comment
  RSA0026168  Aristida oligantha Marc Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17715 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 5 kilometers ENE of north end of Mule Mountains. Comment
  RSA741739  Artemisia californica Michael Wall 2008-12-18 499 Riverside East of Hemet off Bautista Canyon Rd. ca. 0.25 miles east of jct. with Fairview Ave. 591 Comment
  POM230231  Artemisia douglasiana I. W. Clokey, E. G. Anderson 1933-8-21 6984 Riverside West of Keen Camp 1360 Comment
  CLARK-A1528-1574  Artemisia dracunculus John C. Roos 1948-10-16 Riverside Beaumont Comment
  IRVC493  Artemisia dracunculus R. H. Whittaker, W. A. Niering 1963-6-11 SJ 391 Riverside Summit Toro Peninsular Ranges, Santa Rosa Mountains 2652 Comment
  SD229063  Artemisia dracunculus Dick Schwenkmeyer 2012-9-20 837 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  UC1871200  Artemisia dracunculus Steve Boyd, Tim Ross, Travis Columbus 1993-10-23 8193 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 755 Comment
  CDA20369  Artemisia ludoviciana subsp. incompta H. R. Leach 1958-9-12 s.n. Riverside Southern California; Mt. Center. 0 Comment
  RSA692221  Artemisia ludoviciana subsp. incompta Scott D. White 2003-10-9 9824 Riverside Pine Cove. Lily Creek just north of crossing at Hwy 243. 1738 Comment
Read comments
May 1 2014
  UC892461  Artemisia ludoviciana subsp. incompta Mary F. Spencer Aug 1 1923-Sep 1 1923 2298 Riverside <near> Idyllwild; San Jacinto Mts. 1828 Comment
  SEINET229305  Asclepias albicans Unknown 1985-4-16 8254 Riverside North side of Chuckwalla Mountains. About 10 miles east of Desert Center. 183 Comment
  UCR282314  Asclepias albicans Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel, Jackie McConnaughy 2011-3-23 809 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 396 Comment
  SEINET3081972 Image available Asclepias californica Andrew C. Sanders, B. Pitzer 1986-4-30 6488 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
  RSA782135  Asclepias erosa Stephanie Rockwood, Christi Gabriel 2011-10-18 131 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
  RSA388392  Asclepias fascicularis R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61206 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
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Jun 30 2018
  RSA76054  Asclepias subulata Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  UC499723  Asclepias subulata Roxana S. Ferris and Rimo Bacigalupi 1932-4-30 8247 Riverside in canyon between Shaver's Well and Mecca Comment
  UCR16132  Asclepias subulata S. J. Southwell 1971-5-1 s.n. Riverside Western Colorado Desert, Coachella Valley, Thousand Palms Oasis, 300 yds west of road in dry wash 153 Comment
  UCR169921  Asclepias subulata Scott D. White, Jennifer H. Jones 2005-4-21 10944 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA0011740  Asplenium vespertinum P. A. Munz 1922-4-28 5036 Riverside Leach Canyon, Santa Ana Mountains 762 Comment
  RSA661032  Aster bernardinus A. C. Sanders, Mitch Provance 1999-9-26 23078 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
  POM57861  Aster subulatus var. ligulatus Geo. R. Hall 1905-09 280 Riverside Riverside Comment
  CAS-BOT-BC177465  Astragalus aridus H. M. Hall 1905-4-1 5826 Riverside Near Indio 0 Comment
  RSA795930  Astragalus aridus Duncan S. Bell 2009-4-18 234 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  UCD104690  Astragalus crotalariae David S. Verity; Jane Turner, Francis M. Ball 1964-2-15 SK and F 1366 Riverside E side Salton Sea ca. 1 mile N of Imperial Co. line. Comment
  UC862649  Astragalus didymocarpus var. obispoensis L. Haines and L. Erickson 1937-4-9 Riverside 1 mi w San Jacinto Comment
  RSA6038  Astragalus douglasii var. parishii C. B. Wolf 1932-8-4 s.n Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  SEINET948243  Astragalus douglasii var. parishii H. S. Gentry 1962-1 19742 Riverside Ca. 4 mi. NE of Murrieta, along Los Alamos Road. 396 Comment
  CAS-BOT-BC187120  Astragalus lentiginosus var. borreganus Geo. B. Grant 1906-5-1 77 a-6747 Riverside Colorado Desert at Palm Springs Comment
  JOTR16677  Astragalus lentiginosus var. variabilis Walters, Jim 1967-3-11 s.n. Riverside Joshua Tree National Park. 1/2 MILE NORTH SQUAW TANK 1219 Comment
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Jun 16 2013
  CAS-BOT-BC178061  Astragalus nuttallianus Steve Castagnoli; Greg de Nevers; R. Doug Stone 1980-4-29 108 Riverside 6 1/2 road miles NNW of Horse Thief Springs - Kingston Range 1066 Comment
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Apr 22 2018
  CAS-BOT-BC192760  Astragalus palmeri Ynez Whilton Winblad 1937-4-23 s.n. Riverside Box Canyon Comment
  CAS-BOT-BC194144  Astragalus pomonensis Marcus E. Jones 1926-5-29 s.n. Riverside South of Temecula Comment
  CSUSB1293  Astragalus pomonensis Markell Kohn 1959-4-1 Riverside 2 miles south of UCR (University of California, Riverside) in wash. 150 yards east of Canyon Crest Drive (dirt road). 20 yards north of plinking (target practice) area. Comment
  CSUSB1296  Astragalus pomonensis Cassandra Peyton 1965-4-21 Riverside 1.5 miles west of La Sierra Ave. (Lake Matthews Dam) on Cajalco Road. 243 Comment
  SD90465  Astragalus pomonensis Robert F. Thorne, E. Lathrop 1969-6-6 39336 Riverside Santa Rosa Plateau, Rancho California, grassy area with small stream 609 Comment
  UCR281790  Astragalus pomonensis Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-19 417- 99 Riverside Menifee Valley, Menifee, W side of Murrieta Rd., between Melido St. and Wickerd Rd. 482 Comment
  RSA90739  Astragalus pomonensis F. W. Peirson 1920-6-22 7696 Riverside Dripping Springs, Temecula River 457 Comment
  JEPS54848  Astragalus tricarinatus Marjorie Clary July 1929 19 Riverside Whitewater Canyon Comment
  PASA2748  Astragalus tricarinatus Marcus E. Jones 1929-3-19 8640 Riverside Whitewater, Colorado Desert Comment
  RSA0121455  Astragalus tricarinatus Duncan S. Bell, LeRoy Gross 2016-3-30 9135 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
  RSA489175  Atrichoseris platyphylla B. Pitzer 1988-3-10 648 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (& wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  SEINET8734641 Image available Atrichoseris platyphylla Helen K. Sharsmith 1952-1 4051 Riverside Pinto Mountains near Meek Mine and ca. 2.5 miles beyond Mission Well 579 Comment
  UCR93047  Atriplex argentea Steve Boyd 1985-8-7 1117 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  POM278675  Atriplex canescens Grant D. Brown 1950-3-4 484 Riverside Approximately 10 miles N of Blythe on hyway #95 near water intake plant. 91 Comment
  SEINET3930583  Atriplex canescens Grant D. Brown 1950-12-2 594 Riverside Santa Ana River NW of Arlington.; 0 198 Comment
  UCR41323  Atriplex canescens N. M. Fellows 1984-11-12 31 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  SBBG1753  Atriplex canescens var. laciniata H. and M. Dearing 1940-11-10 5018 Riverside Thousand Palms Cyn Comment
  CAS-BOT-BC168528  Atriplex confertifolia H. M. Hall 1901-6-1 2002 Riverside San Jacinto Lake Comment
  UCR112576  Atriplex davidsonii D. E. Bramlet 1998-6-22 2638 Riverside Upper Salt Creek Reserve, 6.9 km West of Hemet and 76m east of California Avenue, approximately 671m north of Setson Avenue. 456 Comment
  UCR266286  Atriplex davidsonii D. E. Bramlet 2005-7-28 3912 Riverside Perris-Aguanga Basin, area west of Hemet & Hemet-Ryan Airport, west of Warren Rd., south of Florida Ave./Hwy 74, east of San Diego Canal 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
  RSA478264  Atriplex hymenelytra E. C. Jaeger 1929-3-29 753 Riverside Painted canyon, near Mecca. 91 Comment
  UCR260356  Atriplex hymenelytra A. C. Sanders, Jim Malusa 2015-3-10 41370 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  SD67591  Atriplex lentiformis F. W. Peirson 1924-12-30 5413 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  SD138896  Atriplex parishii Craig Reiser 1994-5-2 Riverside Hemet; north side of field, along fenceline Comment
  JEPS59651  Atriplex polycarpa Mary Beal 1939-10-25 711 Riverside Palm Springs area , Palm Springs area (Mojave Desert) Comment
  UCR49997  Atriplex polycarpa Theo Glenn 1984-10-2 s.n. Riverside Western Colorado Desert, Coachella Valley, Thousand Palms Oasis, in the Indio Hills 168 Comment
  RSA301939  Baccharis brachyphylla J. R. Shevock 1972-11-14 2316 Riverside Coyote Canyon, Anza Borrego State Park 762 Comment
  CLARK-A1528-165  Baccharis emoryi John C. Roos 1951-9-25 5285 Riverside Riverside 259 Comment
  RSA751623  Baccharis salicifolia G. Gust, L. Nye 2005-3-10 535 Riverside City limits of Lake Elsinore on River bank just off of Auto Center Dr., N of junction with Diamond Dr. 400 Comment
  SD224825  Baccharis salicifolia A. C. Sanders, S. Hawkins, J. Goetzen & D. Freeman 1996-5-1 18109 Riverside San Bernadino Mtns.: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats. 1096 Comment
  SD144064  Baccharis salicina A. C. Sanders, P. MacKay, G. Helmkamp, J. Stewart & C. L. Sanders 1994-12-4 15882 Riverside Colorado Desert, Salton Sink: Dos Palmas oasis area, San Andres palm grove, 1.75 km WSW of Rancho Dos Palmas, marked see on Durmid 7.5' Quad Comment
  UCR182504  Baccharis salicina Mitch Provance 2003-7-4 4635 B Riverside San Bernardino Valley, Riverside, Along Jackson St., between Audrey and Colorado Aves. 226 Comment
  UCR82898  Baccharis salicina A. C. Sanders, S. White & C. Sanders 1994-10-9 15809 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  JEPS21254  Baccharis sergiloides Marjorie D. Clary 1934-3-3 Riverside 18 mi w of Indio (Carrizo Canon); Carrizo Canon 304 Comment
  SD40772  Baccharis sergiloides Carl B. Wolf 1932-10-11 4271 Riverside Morongo Wash, Little San Bernardino Mountains. 669 Comment
  UCR89659  Baccharis sergiloides Bern Schwenn 1994-2-13 s.n. Riverside Colorado Desert/Santa Rosa Mtns., Santa Rosa Mtns, west fork Agua Alta Canyon. 657 Comment
  RSA314454  Bahiopsis parishii R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55460 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  CAS-BOT-BC99964  Baileya pauciradiata Ira L. Wiggins 1941-3-27 9687 Riverside South end of Coxcomb Mountains 8 miles north of Desert Center Comment
  UC472194  Baileya pauciradiata F. M. Reed 1917-5-19 3840 Riverside Palm Canyon Colorado Desert Comment
  UCR33596  Baileya pleniradiata Sears 1978-3-18 905 Riverside Sonoran (Colorado) Desert, 1.5 mi from Interstate 10 down Wiley's Well Road, 17 mi west of Blythe, Chuckwalla Valley 122 Comment
  SD232229  Barbarea orthoceras Scott D. White 2008-6-18 12232 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  POM8383  Bebbia juncea Mary F. Spencer 1920-3-22 775 Riverside Palm Springs 122 Comment
  UCR167365  Bebbia juncea 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
  RSA0062664  Bebbia juncea C. J. Humphrey, Herbert Humphrey 1936-6-7 405 Riverside In foothills 18 miles East of Riverside. 548 Comment
  JEPS20769  Bebbia juncea var. aspera Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13263 Riverside divide betw. Little Maria and Big Maria Mts., .5 mi s of Styx siding near Midland Comment
  JOTR32654  Bebbia juncea var. aspera La Doux, Tasha, Bill Truesdell 2007-11-9 2524 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
  SD181715  Bebbia juncea var. aspera Scott D. White 2000-10-24 8141 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  SDSU6472  Bebbia juncea var. aspera H. Wedberg 1962-7-28 983 Riverside About 7 miles from Hemet on the road to Moutain Center, in wash opposite the 2000' sign. Comment
  UC1119034  Bebbia juncea var. aspera A. Lewis 1934-5-1 455 Riverside Railroad Canyon, Elsinore Elsinore, Railroad Canyon 487 Comment
  UC665555  Bebbia juncea var. aspera Annie M. Alexander and Louise Kellogg 1941-5-12 2158 Riverside road to Black Eagle Mine (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains 777 Comment
  UC893872  Bebbia juncea var. aspera I. W. Clokey 1935-4-17 6966 Riverside Shavers Wells Comment
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Dec 13 2011
  CLARK-A1528-100  Beloperone californica Charlotte Stocks 1964-9-11 Riverside La Quinta Comment
  RSA594515  Berberis nevinii D. L. Banks, Rashmi Pant 1996-5-13 1020 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy 79., Just S of the Cleveland National Forest Boundary. 396 Comment
  CAS-BOT-BC127989  Bidens pilosa J. Ewan 1931-10-3 5223 Riverside Mockingbird Canyon near Arlington Comment
  RSA627850  Bloomeria crocea A. C. Sanders 1994-5-30 14597 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs. 950 Comment
  UCD114305  Boechera arcuata Nancy Ryan Zabriskie; Walter Zabriskie 1972-6-18 524 Riverside Along fire rd S of S end Marion Ridge Rd., Pine Cove, NW of Idyllwild, San Jacinto Mts. 1938 Comment
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Dec 25 2013
  CAS-BOT-BC16257  Boechera glaucovalvula Peter H. Raven 1958-5-5 12900 Riverside Joshua Tree National Monument. To the west of Split Rock Tank. Comment
  JOTR34277  Boechera xylopoda La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3292 Riverside Joshua Tree National Park. Little San Bernardino Mtns; ridge just south of Quail Mountain peak; N-facing steep slope (stop 5) Comment
  UCR35204  Boerhavia intermedia L. B. Ziegler 1964-9-2 30 Riverside San Jacinto Mountains, Dos Palmas Spring 1280 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
  UCR248051  Boerhavia triquetra var. intermedia Duncan S. Bell, Aaron Sedgwick 2012-9-13 4199 Riverside Sonoran (Colorado) Desert, Hayfield Lake; eastern section of dry lake, c. 3.75 air mi southeast of Hayfield Pumping Plant 420 Comment
  JOTR38528  Boerhavia wrightii Harding, Mitzi, Kipp Callahan 2012-8-27 298 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; off Brooklyn Mine Road near park boundary Comment
  UCD56821  Bothriochloa ischaemum Oscar F. Clarke 1967-7-6 C 670706 1 Riverside Riverside Co. Comment
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Apr 8 2009
  UCSB28161  Bouteloua aristidoides Blakely, E. 1961-9-12 Riverside Pinyon Flat, Palms to Pines Hwy 1219 Comment
  RSA0026138  Bouteloua barbata var. barbata Deidre Conocchioli, Caitlin Elam 2013-10-1 74 Riverside East of Little Chuckwalla Mtns. From Blythe, CA. Take I-10 W for 17.8 miles, take the Wiley's Well Rd exit., Turn left (S) on Wiley's Well Rd. Travel for 1.3 miles on paved road, then continue onto the unpaved portion of the road for 4.5 miles. Collection site on right (E) side of road. 177 Comment
  RSA157925  Bowlesia incana P. A. Munz 1927-5-21 10846 Riverside Head of San Carlos Pass, Anza. 1372 Comment
  RSA180501  Bowlesia incana E. W. Lathrop 1965-4-18 5657 Riverside 10 miles west of Murrieta. Comment
  RSA668362  Brandegea bigelovii C. R. Annable 1995-3-15 2284 Riverside 2.7km SW of Valerie on road to Martinez Canyon. Comment
  UCD107469  Brandegea bigelovii Lyman Benson 1949-3-28 13572 Riverside Wash at E end of Pines to Palms Highway, just above jct with Palm Springs Indio Rd. 304 Comment
  UCR21919  Brassica geniculata Steve Boyd 1980-5-11 223 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
  RSA0066317  Brassica nigra Steve Boyd, Timothy S. Ross 1990-5-11 4608 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  CHSC110009  Brassica tournefortii Scott D. White 2001-4-3 8237 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Alt.:396-473m/1300-1550ft. 396 Comment
  CLARK-A1656-707  Brassica tournefortii Theo Glenn 1979-2-16 Riverside San Jacinto Mountains 335 Comment
  SDSU2623  Brassica tournefortii D. F. Howe 1949-3-21 Riverside 12 mi. west of Blythe. 122 Comment
  UC1929787  Brassica tournefortii Scott D. White 2001-4-3 8237 Riverside COLORADO DESERT: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Comment
  UCR51366  Brassica tournefortii A. C. Sanders 1988-1-18 7588 Riverside San Bernardino Valley Region, City of Riverside, W end of the Box Springs Mountains on S-facing slopes of Sugarloaf Peak 457 Comment
  RSA0028769  Brassica tournefortii T. J. Glenn 1988-1-7 s.n. Riverside Off Snow Creek Road, Palm Springs Comment
  UCR82760  Brickellia californica A. C. Sanders, T. Schram & D. Wappler 1994-10-6 15787 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  RSA301936  Brickellia desertorum J. R. Shevock 1972-11-14 2314 Riverside Coyote Canyon, Anza Borrego State Park 762 Comment
  UC894157  Brickellia desertorum Carl B. Wolf 1932-10-12 Riverside Pinyon Well, Little San Bernardino Mts., Colorado Desert Colorado Desert, Little San Bernardino Mts., Pinyon Well 1219 Comment
  OBI38270  Brickellia incana David J. Keil 1985-8-30 18951 Riverside Along road through Joshua Tree Natl Monument, 5 mi N of I-1 Comment
  LA102370  Brickellia nevinii John C. Roos; 1965-9-12 sn Riverside Santa Ana Mountains, Tin Mine Canyon, 3 mi. SW of Corona 548 Comment
  CAS-BOT-BC100608  Brickellia oblongifolia var. linifolia H. M. Hall 1901-6-1 2142 Riverside San Jacinto Mountains, Easetern base, along the borders of the Colorado Desert Comment
  JOTR34204  Brickellia oblongifolia var. linifolia La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2996 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  UCR154535  Brodiaea Jason L. Hlebakos 2005-5-18 696 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR62090  Brodiaea terrestris subsp. kernensis Jack Easton 1990-5-7 s.n. Riverside French Valley near the airport, c. 0.25 mi NE of the intersection of Winchester Rd. and Borell Rd 402 Comment
  UCR157593  Bromus arizonicus A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16220 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
  UCR2209  Bromus carinatus F. M. Reed 1906-3-21 928 Riverside Roadside in Riverside Comment
  UCR35299  Bromus carinatus L. B. Ziegler 1968-5-21 296 Riverside San Jacinto Mtns., Hemet Valley (=Garner Valley) 1418 Comment
  UC1130968  Bromus carinatus var. carinatus H. S. Yates 1937-6-27 6715 Riverside near Idlewild 1615 Comment
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Jan 19 2010
  CDA28939  Bromus diandrus Mike Lahti 2009-4-24 PDR# 1501623 Riverside Hemet. Sage Ranch, 37166 Sage Road, near east Benton Road. 0 Comment
  RSA772963  Bromus diandrus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4769 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC1930190  Bromus grandis Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1697 Riverside Peninsular Ranges; San Jacinto Mountains region; Fuller Mill Creek just N of junction with Dark Canyon. Comment
  UCR171969  Bromus hordeaceus John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula, Long Canyon, Southern California Edison right of way between residential areas, south of Rancho California Road and east of Margarita Road 366 Comment
  SDSU14319  Bromus madritensis subsp. rubens Michelle Perl 2002-4-20 11 Riverside Santa Margarita Ecological Reserve north of Santa Margarita River adjacent to riparian area just northeast of junction of Santa Margarita River and Via Tornado Road. 233 Comment
  UCR102764  Bromus rubens B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3593 .2 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  POM46957  Bromus rubens Mary F. Spencer 1918-1 828 Riverside Palm Springs. 137 Comment
  CLARK-A1528-4563  Bromus trinii John C. Roos, Lucille Roos 1952-5-24 5711 Riverside Moreno Valley 518 Comment
  JOTR35281  Bromus trinii Andre, Jim 2012-4-16 20982 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  UC816450  Bromus trinii C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument, Cotttonwood Spring wash Joshua Tree National Monument; , Cotttonwood Spring wash Comment
  UCR2263  Bromus trinii F. M. Reed 1907-4-7 1274 Riverside Streambed at foot of Box Springs Mountain Comment
  RSA498294  Caesalpinia virgata Robert M. Perkins, H. de Forest 1937-3-15 399 Riverside 20 miles East of Indio. Comment
  UCR215524  Calandrinia ciliata Daphne K. Christopher, Hannah Stevens 2003-4-6 107 Riverside UC Riverside Motte Rimrock Reserve, off Sage Road 540 Comment
  UCR273792  Calandrinia ciliata Mitch Provance 2012-4-20 412- 27 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
  UCR91292  Calandrinia ciliata Scott D. White, M. Jacobsmeyer 1996-4-20 3976 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  PASA521  Calochortus J. Poole 1964-7-5 Riverside San Jacinto Mts. Comment
  SD73470  Calochortus albus E. W. Lathrop 1969-5-18 7058 Riverside Santa Ana Mountains, 8 miles west of Murrieta, Santa Rosa Plateau bordering the Tenaja Road. In rocky soil of oak woodlands. Comment
  POM15216  Calochortus concolor Mary F. Spencer 1922-6-16 2036 Riverside Idyllwild, San Jacinto Mountains. 793 Comment
  RSA369041  Calochortus invenustus Robert L. Rutherford 1944-7-16 1440 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  UC75772  Calochortus splendens Miss M. Alice King May 1893 Riverside Menifee Comment
  CAS-BOT-BC483509  Calochortus splendens Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4129 Riverside Vail Lake area, upper benches and adjacent slopes of the east flank of Big Oak Mtn., just south of the east summit 701 Comment
  UCR216952  Calochortus weedii var. intermedius Kim Sparks, Rose Cook 2010-6-10 15 Riverside Perris-Aguanga Basin, French Valley, Warm Springs, about halfway between Big Dipper Way and the creek. 402 Comment
  JOTR31125  Calycoseris parryi La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2507 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ridgeline south of Quail Mountain peak with steep, north facing slopes (Stop 4) Comment
  JOTR35456  Calycoseris parryi Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 60 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  RSA518287  Calyptocarpus vialis A. C. Sanders 1989-5-31 9492 Riverside Uncommon annual weed in moist soil beside the door to the greenhouse, Botanic Gardens, U. C. R. campus. Comment
  SEINET222296  Calyptridium monandrum B. Ertter, J Strachan 1979-6-26 2984 Riverside Hwy 243 near Idylwild San Jacinto Mts Comment
  UCR116894  Calyptridium monandrum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24205 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  SDSU17441  Calyptridium parryi var. parryi C. Matt Guilliams, Michael and Lori Simpson, Mike Silveira 2007-6-25 373 Riverside San Jacinto Wilderness State Park, summit of San Jacinto Peak. Ca. 20 meters south of sign marking high point, in sandy opening among boulders. 3292 Comment
  CLARK-A1528-2607  Calystegia macrostegia John C. Roos 1950-4-22 4748 Riverside Pigeon Pass 457 Comment
  SD146299  Calystegia macrostegia subsp. intermedia Mitch Provance 2000-6-24 2042 Riverside Riverside; Santa Ana River Wash, between the Market Street bridge and the 60 Freeway. 244 Comment
  POM47005  Calystegia occidentalis subsp. fulcrata Mary F. Spencer 1919-6-25 1297 Riverside San Jacinto Moutains: Idyllwild. 1616 Comment
  UCR273978  Calystegia sepium subsp. binghamiae Mitch Provance 2013-5-29 513- 12 Riverside Santa Ana River Valley, Riverside, Fairmount Park, W side of Lake Evans, W side of Dexter Drive, just SW of the American Legion. 241 Comment
  RSA652944  Calystegia sepium subsp. limnophila Mitch Provance, S. D. Boyd 1999-9-14 1780 Riverside Riverside: Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp. 238 Comment
  RSA594771  Camissonia bistorta D. L. Banks, Dylan Hannon 1996-5-3 992 Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground. Along a sandy wash approx. 300m E of the Dripping Springs Guard Station 488 Comment
  UCR228928  Camissonia bistorta A. C. Sanders 2011-4-6 39009 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  RSA465932  Camissonia bistorta E. C. Jaeger s.n. Riverside [No location information on label.] Comment
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Nov 6 2011
  RSA465967  Camissonia boothii var. condensata E. C. Jaeger 1922-3-29 s.n. Riverside Chuckwalla Valley. 671 Comment
  RSA0021216  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-15 11840 Riverside Colorado Desert, with parents in broad sandy wash, Box Canyon, 4.2 miles E of turn to Painted Canyon. Comment
  UCR216225  Camissonia brevipes subsp. brevipes Jim Andre, T. La Doux 2009-2-25 10819 Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  RSA339337  Camissonia californica Robert F. Thorne, W. A. Tilforth 1980-5-28 54197 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  UCR120929  Camissonia californica A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24928 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR37614  Camissonia californica George K. Helmkamp 1984-5-2 D- 3 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  UCR88113  Camissonia californica A. C. Sanders, G. Nuhn 1995-4-20 16590 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
  POM12118  Camissonia cardiophylla Mary F. Spencer 256 Riverside Mecca. Colorado Desert. -60 Comment
  POM248149  Camissonia cardiophylla Unspecified 1939-1 s.n. Riverside near Mecca Comment
  RSA776689  Camissonia cardiophylla Duncan S. Bell, Amanda Turek 2010-4-10 794 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  CHSC8447  Camissonia chamaenerioides Edward Laidlaw Smith 1958-3-21 377 Riverside 6 mi. s. Rice, near Priest's Well. Little Santa Maria Mt. Range. Colorado River drainage area. 365 Comment
  CSUSB195  Camissonia claviformis W. W. Mayhew 1959-2-3 Riverside 10 miles east of Desert Center Comment
  UCR134591  Camissonia claviformis Marisa Sripracha, Kyle Boyd 2004-2-14 007 Riverside Sonoran (Colorado) Desert, Snow Creek, 25 m from Snow Creek Road, 0.7 km south of Hwy 111 352 Comment
  UCR167463  Camissonia claviformis 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
  RSA286430  Camissonia claviformis subsp. aurantiaca Mary H. O Brien 1976-4-14 76- 4 -14-4 Riverside 5 meters east of dirt road, 0.6 mi. no. of Amboy Rod. and 3.6 mi. east of Adobe Road in Twentynine Palms. 595 Comment
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Mar 29 2014
  RSA462362  Camissonia claviformis subsp. aurantiaca A. N. Dunn, A. M. Martin 1932-2-26 s.n. Riverside Coachella Comment
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May 24 2012
  RSA503  Camissonia hirtella J. T. Howell 1927-8-2 565 Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  RSA741578  Camissonia hirtella Scott D. White, Justin M. Wood 2008-6-17 12173 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  RSA75432  Camissonia hirtella F. W. Peirson 1924-7-29 5022 Riverside Road between Banning and Idyllwild. 1768 Comment
  UCR176187  Camissonia hirtella Amber Bruno 2005-4-14 17 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
  UCR20892  Camissonia hirtella A. C. Sanders 1978-7-1 458 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR260545  Camissonia hirtella T. B. Salvato, Matt Malle 2014-5-29 8025 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  RSA585505  Camissonia ignota D. L. Banks, Steve D. Boyd 1995-5-9 366 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  RSA752562  Camissonia micrantha Justin M. Wood 2009-3-3 328 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  UCR18169  Camissonia pallida A. C. Sanders 1978-4-2 46 Riverside Sonoran (Colorado) Desert, Living Desert Reserve in Palm Desert 152 Comment
  SEINET5542145  Camissonia pallida Robert A. Raguso 1997-1 97 -4 Riverside Yucca City. Comment
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Aug 20 2015
  POM6697  Camissonia pallida subsp. hallii P. A. Munz, L. T. Street, G. Williams 1919-3-28 2363 Riverside San Gorgonio Pass, near Banning 701 Comment
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Sep 12 2011
  RSA691087  Camissonia pallida subsp. pallida Scott D. White 2001-4-18 8356 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA735318  Camissonia refracta Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11283 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  UCR148294  Camissonia refracta 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
  UCR20390  Camissonia refracta John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  UCR29257  Camissonia refracta George K. Helmkamp 1983-3-24 383- 2 Riverside Chuckwalla Mtns, E base of the Mtns at Graham Pass Road 427 Comment
  SEINET10492424  Camissonia refracta David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3707 Riverside Found growing in a wash. Indio hills, colorado desert. Near fushawalla. Comment
  POM173309  Camissonia strigulosa Marcus E. Jones 1926-1-11 s.n. Riverside Palm Canyon. Comment
  UCR169858  Camissonia strigulosa T. B. Salvato, John F. Green 2004-5-27 588 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
  UCR265601  Camissoniopsis Jordan Zylstra 2014-3-18 14001 Riverside San Jacinto Mountains, Apple Canyon, west of Apple Canyon Road 1453 Comment
  UCSB12876  Camissoniopsis bistorta Breedlove, Dennis 1962-3-11 Riverside Flood plain of San Jacinto River, 6.5 miles southeast of State 79, on State 74; in Hemet 579 Comment
  SD247462  Camissoniopsis hirtella T. B. Salvato, Matt MallA^ 2014-5-29 8025 Riverside Perris-Aguanga Basin: Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mile west of Murrieta Road and 4.3 miles southeast of Canyon Lake (Romoland 7.5'Q) 534 Comment
  GMDRC7788  Camissoniopsis pallida J. M. Andre 2015-3-6 33549 Riverside Coachella Valley: sandy flats along Snow Canyon Rd, just south of Hwy 111 362 Comment
  SDSU3391  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-4 230 Riverside Near Whitewater. About 0.4 mile up Whitewater Canyon from Hwy 60-70-99. Comment
  UCR166107  Camissoniopsis pallida subsp. pallida A. C. Sanders, K. C. Rose 1995-4-5 16363 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCSB4505  Camissoniopsis pallida subsp. pallida Gunnerson, Robert 1953-3-22 Riverside Devil's Garden Comment
  UCR92446  Capsella bursa-pastoris A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18108 Riverside San Bernardino Mtns, Morongo Indian Reservation, vicinity of natural pond and bog at SE edge of Burro Flats 1100 Comment
  SEINET11563899  Carex fracta P. F. Zika, N. Otting 2010-8-3 Riverside Lake Fulmor, above Rt 243, Hall Canyon, Black Mtn., San Jacinto Mtns. 1650 Comment
  RSA249849  Carex multicaulis Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38117 Riverside San Bernardino National Forest, San Jacinto Mountains.: Above and in James Reserve. 1677 Comment
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Apr 24 2011
  RSA740953  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-19 12281 Riverside Meadows at Baldy Mtn. 1585 Comment
  CAS-BOT-BC117863  Carex sartwelliana Frederick Morris Reed 1908-7-14 2472 Riverside San Jacinto Mountains. 1767 Comment
  CAS-BOT-BC117448  Carex senta Mary Evelyn [nee Fisk] Spencer 1919-7-6 1263 Riverside Jaquito Meadow. 2377 Comment
  POM7120  Carex senta Phillip A. Munz, L. T. Street 1919-5-7 2726 Riverside Tahquitz Canyon, San Jacinto Mountains 244 Comment
  UCR123632  Carex spissa Steven R. Hill, A. C. Sanders 2001-5-4 33729 Riverside Santa Rosa Plateau, Carancho Road, at crossing of De Luz Creek (headwaters) 360 Comment
  UC837101  Carex subfusca P. A. Munz 1922-6-24 5801 Riverside Pipe Creek San Jacinto Mts. 1584 Comment
  UCSB37818  Carthamus tinctorius Oscar F. Clarke 1968-12-16 Riverside collected in University of California Riverside Greenhouse Comment
  SD178220  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-21 26778 Riverside Temescal Valley: Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development. 334 Comment
  RSA501005  Castilleja affinis Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3123 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  SEINET3079495 Image available Castilleja affinis Don Mitchell 1990-4-30 Riverside W. side of Sage Road, ca 1/2 mi. S of intersection with Wilson Valley Road. (Sage 7.5' quad) 701 Comment
  JEPS28841  Castilleja affinis subsp. affinis Peter H. Raven 1959-4-23 14014 Riverside 1.3 mi e Dripping Springs Comment
  JEPS8572  Castilleja affinis subsp. affinis Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1953-5-5 4077 Riverside 5.7 mi s Hemet (along Calif Hwy 79, at 1st right-angle turn, at edge of hills s of Diamond Valley) 518 Comment
  POM312121  Castilleja applegatei subsp. martinii N. C. Cooper 1944-6-17 1418 Riverside San Jacinto Mountains: above Banning. 1372 Comment
  RSA0010959  Castilleja applegatei subsp. martinii Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 639 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA448691  Castilleja applegatei subsp. martinii Lon E. Bell 1940-05 s.n. Riverside San Jacitno Comment
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Feb 15 2013
  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
  SEINET3289840 Image available Castilleja applegatei subsp. martinii M. W. Denslow, Firoozeh Navid-Ara; Valerie Soza 2003-7-15 1445 Riverside Peninsular Ranges; San Jacinto Mountains region: Northeast side of Tahquitz Peak, on trail to Saddle Junction. 2637 Comment
  UCR107684  Castilleja exserta G. F. Pratt 1997-3-19 s.n. Riverside March Air Force Base, SE of Arnold Heights & east of Alessandro Blvd. 466 Comment
  UCR152522  Castilleja exserta A. C. Sanders 2005-4-22 29616 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  SEINET156520  Castilleja foliolosa Norman C. Cooper 1944-5-6 1183 Riverside Banning. 701 Comment
  UCR241654  Castilleja foliolosa T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 358 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA615324  Castilleja minor subsp. spiralis Scott D. White 1997-5-25 5223 Riverside Bautista Canyon: Along Bautista Canyon Rd., less then 1.3 road miles NW of Hixon Tralhead (USFS NO. 2E43) 701 Comment
  UC1595597  Caulanthus heterophyllus Steve Boyd, Tim Ross 1990-5-11 4621 Riverside e Dripping Springs campground (base of Agua Tibia Mtn. Vail Lake area, Cleveland National Forest, s of Hwy 79); Cleveland National Forest, Vail Lake Area, base Agua Tibia M 548 Comment
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Mar 13 2008
  UC1608299  Caulanthus heterophyllus Steve Boyd, Tim Ross, and Orlando Mistretta 1992-3-31 6749 Riverside Morgan Trail from Round Potrero w to jtn with Tenaja Tr in N-fork Bear Creek (San Mateo Cyn Wilderness Area); Santa Ana Mountains, San Mateo Cyn Wilderness Area 670 Comment
  UC218114  Ceanothus cordulatus P. A. Munz 1922-7-7 6059 Riverside North Fork of Taquitz Creek San Jacinto Mts. 2194 Comment
  CAS-BOT-BC48452  Ceanothus crassifolius A. M. White 1974-6-4 74 -671 Riverside Indian Road ca. 15 mi. w. of Sun City 1219 Comment
  RSA606762  Ceanothus crassifolius Jon E. Keeley 1996-5-13 27427 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  SD136149  Ceanothus crassifolius Kirsten Winter 1993-3-1 Riverside West of Vail Lake. Occasional hybrids in and near stand of C. ophiochilus (IPB 5/06) 609 Comment
  RSA575061  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -F Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  UCR16497  Ceanothus cuneatus P. A. Rauch 1966-4-5 s.n. Riverside San Jacinto Mtns., [Hwy 74] at hairpin turn [White Post Turn], roadside 1098 Comment
  RSA0019587  Ceanothus cuneatus var. cuneatus Diane M. Ramirez 1983-5-1 16 Riverside Poppet Flat Divide Truck Trail, 1 1/2 mi S of junction with CA Hwy 243, S of Banning. Comment
  POM254880  Ceanothus integerrimus W. Pequegnat 1940-7-1 s.n. Riverside Santiago Peak. 1735 Comment
  OBI10447  Ceanothus leucodermis Carl B. Wolf 1941-8-12 11143 Riverside San Jacinto Mts 1.6 mi S Idylwild on Rd to Tauquitz Lodge 1524 Comment
  RSA0036811  Ceanothus leucodermis Bob Rogers 1984-5-5 31 Riverside Along a trail bordering the West side of Fuller Mill Creek heading upstream. Starting point was on the North side of Hwy 243, 11.6 miles from Hwy 74/Hwy 243 jctn. 1524 Comment
  UCR161149  Ceanothus leucodermis John F. Green 2005-2-24 s.n. Riverside Santa Ana Mtns Region, Santa Rosa Plateau, just SE of Redonda Mesa and SW of Mesa de Colorado, 9.6 acre parcel south of the junction of El Cerezo Road and Corona Cala Camino 793 Comment
  LA212135  Ceanothus oliganthus Nancy Anderson; 1955-5-21 s.n. Riverside Banning - Idyllwild Hwy. 1523 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
  SD131175  Ceanothus ophiochilus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-19 3020 Riverside Vail Lake area, 1 mile west of lake. Restricted to series of north facing slopes. 609 Comment
  SD42462  Ceanothus palmeri Carl B. Wolf 1941-8-12 11145 Riverside San Jacinto Mts. Keen Camp Cummit, Between Keen Camp P. O. & Hemet Valley 1493 Comment
  SBBG34228  Ceanothus perplexans T. L. Secrest 1951-5-20 Riverside San Jacinto Mtns Comment
  CDA31194  Ceanothus tomentosus Mike Lahti 2010-3-3 PDR# 1358656 Riverside Approximately, 8 miles south of Hemet at Sage Road and Red Mountain Road. 0 Comment
  UC1595638  Ceanothus tomentosus Steve Boyd 1991-5-10 6209 Riverside Santa Ana Mountains, base range, just N of mouth of Hagador Canyon at bottom of Skyline Drive 426 Comment
  UCR138817  Ceanothus tomentosus subsp. olivaceus D. L. Banks 1997-2-17 1284 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border 482 Comment
  CAS-BOT-BC63259  Ceanothus tomentosus var. olivaceus P. Munz; L. Street; G. Williams 1919-3-25 2326 Riverside Beaumont. Comment
  RSA6118  Celtis reticulata Carl B. Wolf 1932-5-25 3686 Riverside Small Canyon on Gilman Ranch in foothills north of Banning 854 Comment
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Mar 13 2011
  RSA263732  Centaurea melitensis E. W. Lathrop 1966-5-17 6518 Riverside 4 mi. W of Corona between Tin Mine Canyon & Santiago Peak, Skyline Dr. 1220 Comment
  CLARK-A1528-180  Centaurea solstitialis John C. Roos 1951-9-25 5253 Riverside Riverside Comment
  RSA587576  Centaurium venustum D. L. Banks, Steve D. Boyd 1995-6-2 575 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, in the clay grasslands in S32, W of the Dripping Springs Alcove Area. 890 Comment
  UC22695  Centaurium venustum Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  UCR141445  Centaurium venustum June Latting 1979-5-20 s.n. Riverside Peninsular Ranges, Santa Ana Mtns., Ortega Hwy (Calif. Hwy 74) in San Juan Canyon about 7 miles northeast of San Juan Fire Station 518 Comment
  UCR218076  Centaurium venustum Steve Boyd 2010-5-28 12286 Riverside Santa Ana Mountains, Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  UCR93833  Centaurium venustum G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  UCR259225  Centromadia pungens subsp. laevis Mitch Provance 2012-4-20 412- 06 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
  RSA65895  Centrostegia thurberi F. W. Peirson 1922-5-21 5343 Riverside Hemet Valley, San Jacinto Mountains 1372 Comment
  CAS-BOT-BC388360  Cerastium glomeratum A. C. Sanders; G. Helmkamp 1996-3-17 17983 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn., ca. 0.5 km E of Palm Canyon Dr. on Bogert Trail 163 Comment
  CLARK-A1528-387  Cerastium glomeratum C. M. Flanagan 1973-5-12 OO 415 Riverside Morongo Indian Reservation 1158 Comment
  POM15153  Cercidium floridum Mary F. Spencer 1922-3-27 1403 Riverside Canyon prope [near] Mecca 49 Comment
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May 29 2011
  RSA30514  Cercidium floridum B. D. Stark 1928-11-4 467 Riverside Hidden Springs Canyon 30 Comment
  VVC203  Cercidium floridum Scott D. White 1995-5-11 3029 Riverside Southeast Mojave Desert, Cadiz Valley, S of Iron Mtns.; Hwy 62 +-3 road mi E of jct w/ SH 177 400 Comment
  LA47742  Cercocarpus betuloides W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  LA47755  Cercocarpus betuloides L. Haines; L. Erickson 1937-4-10 sn Riverside Palms to Pines Highway Comment
  POM301780  Cercocarpus betuloides James E. Cole 1941-4-21 633 Riverside Joshua Tree National Monument 1402 Comment
  RSA356756  Cercocarpus minutiflorus Robert F. Thorne 1973-5-23 45537 Riverside Santa Rosa Plateau-Mesa De Colorado 610 Comment
  RSA522775  Cercocarpus minutiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3882 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
  UCR65288  Cercocarpus minutiflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3882 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  CAS-BOT-BC279541  Chaenactis artemisiifolia H. M. Hall 1900-5-15 s.n. Riverside Reche Canon [Canyon] 457 Comment
  CAS-BOT-BC276390  Chaenactis carphoclinia C. L. Hitchcock 1940-4-4 5948 a Riverside Pinto Basin Comment
  CAS-BOT-BC276402  Chaenactis carphoclinia Javier Penalosa 1963-4-10 2778 Riverside Deep Canyon, 3 miles S of Palm Desert 213 Comment
  SBBG25008  Chaenactis carphoclinia D. Myrick 1966-4-1 1349 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  RSA776820  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1093 Riverside Chuckwalla Mountains, Corn Springs Road; Road crossing of main wash that drains Chuckwallas to the east toward the Chuckwalla Bench 427 Comment
  CAS-BOT-BC276903  Chaenactis fremontii Philip A. Munz 1940-3-23 15721 Riverside 3 miles N of Cottonwood Springs, Eagle Mountains 914 Comment
  CAS-BOT-BC276943  Chaenactis fremontii Peter H. Raven 1958-3-16 11861 A Riverside Smoketree Wash, Joshua Tree National Monument Comment
  JOTR32121  Chaenactis fremontii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2279 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  RSA444565  Chaenactis fremontii Walter Wisura 1988-3-23 4209 Riverside Highway 62 immediately E of Robinson Road, West of Twentynine Palms. Comment
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Sep 7 2013
  RSA537692  Chaenactis fremontii Charles B. Fiker 1946-4-16 3414 Riverside West side of Colorado Desert Comment
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Mar 23 2014
  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
  SD247580  Chaenactis fremontii J. Mark Porter, Leigh A. Johnson 1997-3-10 11464 Riverside Whitewater Canyon, ca. 1.0 mile north of Whitewater (along Interstate 10). 473 Comment
  UCR234802  Chaenactis fremontii Jim Andre, Glenn L. Clifton 2011-2-22 17475 Riverside Coachella Valley, North Palm Springs c. 0.3 mi north of Hwy 111, at corner of San Rafael and Virginia Street 189 Comment
  CLARK-A1528-184  Chaenactis glabriuscula C. M. Flanagan 1973-5-31 OO 644 Riverside Morongo Indian Reservation 975 Comment
  RSA613636  Chaenactis glabriuscula Darin L. Banks, Victor Steinmann 1997-3-13 1482 A 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
  RSA793018  Chaenactis glabriuscula Justin M. Wood 2011-4-4 3408 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  UCR3459  Chaenactis glabriuscula Tom Painter 1964-5-1 5164 3 Riverside Reche Canyon Rd. 400 Comment
  UCSB6428  Chaenactis glabriuscula Sager, Ginny 1960-5-1 Riverside San Jacinto Mtns between Banning and Idyllwild 1219 Comment
  RSA772574  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5010 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 W116.66014 750 Comment
  RSA772854  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4828 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
  UCR218073  Chaenactis glabriuscula var. glabriuscula Steve Boyd 2010-5-26 12279 Riverside Santa Ana Mountains, Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers, near concrete wildlife drinker. 1040 Comment
  CAS-BOT-BC277555  Chaenactis glabriuscula var. lanosa H. M. Hall 1902-4-21 2933 Riverside Vicinity of Riverside 274 Comment
  CAS-BOT-BC284353  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colo. Desert Comment
  JEPS8866  Chaenactis stevioides W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1414 Riverside Van Deventer's Comment
  SD258315  Chaenactis stevioides J. M. Andre 2013-3-21 24398 Riverside Grommet; West Riverside Mountains; At base of NW corner of range where sand rumps 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
  UC69075  Chaenactis stevioides H. M. Hall 1905-5-1 6018 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs 670 Comment
  JEPS52391  Chamaesyce polycarpa Marjorie D. Clary 1931-12-13 655 Riverside w Coral Reef; Coachella Valley, Devil's Canyon Comment
  RSA0104636  Chamaesyce polycarpa Duncan S. Bell, Evan Meyer 2014-10-28 7662 Riverside Santa Rosa Mountains; at the foot of the mountains between Toro Canyon and Martinez Canyon. 169 Comment
  RSA339255  Chamaesyce polycarpa R. F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-23 53601 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  UC303788  Chamaesyce polycarpa Ivan Johnston 1917-4-4 Riverside Palm Canyon 274 Comment
  UC64183  Chamaesyce serpyllifolia H. M. Hall 1901-6-1 2183 Riverside Thomas Valley San Jacinto Mtns 1371 Comment
  RSA526175  Cheilanthes clevelandii Steve Boyd, Timothy S. Ross 1990-5-11 4677 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  CAS-BOT-BC70293  Cheilanthes newberryi S. B. Parish 1918-4-3 11707 Riverside Lakeside Mt. Comment
  RSA685792  Cheilanthes newberryi Anonymous s.n. Riverside San Jacinto. Comment
  UCR133030  Cheilanthes newberryi Scott D. White 1993-4-22 1263 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  JOTR34127  Cheilanthes parryi Andre, Jim, T. La Doux, R. B. Kelley 2011-5-4 21085 Riverside Joshua Tree National Park. Long Canyon, up side canyon approx. 400 m. west of main canyon drainage. 1171 Comment
  RSA554284  Chenopodium album Scott D. White 1992-2-25 92 -12 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
  SD146317  Chenopodium album A. C. Sanders, Mitch Provance 2000-10-16 23722 Riverside Riverside; railroad right of way between Watkins Dr. and Campus View Dr., near site of Lemona siding. 334 Comment
  UCR149980  Chenopodium album Scott D. White, Angelia Carey 2004-5-7 10328 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR81686  Chenopodium berlandieri J. M. Stewart 1994-5-2 847 Riverside Western Colorado Desert, Coachella Valley, Thermal, Highway 86 and Airport Blvd. Comment
  UCR135725  Chenopodium fremontii Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9029 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  SD122872  Chenopodium murale Steve Boyd 1985-7-23 1012 Riverside De Luz Rd., 7.6 mi. west of Rancho California. Roadsideweed in damp soil where Sandia Creek crosses road. 334 Comment
  UCR232042  Chenopodium murale John F. Green 2008-4-15 0408- 05 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR25982  Chenopodium strictum var. glaucophyllum John C. Roos 1951-9-25 5295 Riverside Riverside 259 Comment
  CAS-BOT-BC231787  Chilopsis linearis H. E. McMinn 1925-7-1 1479 Riverside Palm Canon [Canyon] Comment
  HSC27211  Chilopsis linearis J. P. Smith, J. O. Sawyer 1973-6-10 6884 Riverside Joshua Tree National Monument. Comment
  RSA455304  Chilopsis linearis A. Menke 1955-4-25 s.n. Riverside Palm Canyon. Comment
  UCR22207  Chilopsis linearis Steve Boyd 1980-9-22 s.n. Riverside Lakeview Mtns., Juniper Flats Rd, just NW of the communication site Comment
  SEINET12267883  Chilopsis linearis Unknown 1936-1 12874 Riverside Colorado Desert N of Palm Springs Comment
  SD131994  Chilopsis linearis subsp. arcuata W. L. Jepson 1914-5-18 5999 Riverside Colorado Desert, Cottonwood Mountains, PiA'on Well Grade Comment
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Jul 11 2010
  UC63821  Chimaphila menziesii H. M. Hall June, 1901 Riverside San Jacinto Mts., Dark Canyon Comment
  UCR44438  Chimaphila menziesii A. C. Sanders 1986-6-1 6545 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  RSA679073  Chimaphila umbellata Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1444 Riverside Northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  UCD57941  Chloris virgata H. B. Richardson 1941-2-17 s.n. Riverside Riverside at Date Gardens, Coachella Valley. Comment
  RSA607322  Chorizanthe R. S. Woglum 1939-4-11 2214 Riverside Sonoran Desert: near Rice, east portal, Coxcomb Tunnel. . Comment
  CAS-BOT-BC191705  Chorizanthe brevicornu var. brevicornu Geo. B. Grant 1906-4-20 6715 Riverside Palms Springs Comment
  RSA5163  Chorizanthe brevicornu var. brevicornu Carl B. Wolf 1932-4-26 2974 Riverside Colorado Desert: 5 mi. E of Mecca on Blythe rd. 30 Comment
  SBBG25069  Chorizanthe brevicornu var. brevicornu D. Myrick 1966-4-1 1323 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  UCR234290  Chorizanthe coriacea A. C. Sanders, John F. Green 2012-4-6 40014 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  UCR59751  Chorizanthe coriacea Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3093 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, west of Woodchuck Rd. 512 Comment
  RSA688846  Chorizanthe fimbriata Scott D. White, Michael Honer 2003-6-17 9552 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  UC1563103  Chorizanthe fimbriata var. fimbriata Steve Boyd, Tim Ross, Laurel Arnseth 1989-6-4 3628 Riverside hills just s of jtn Highway 79 and road to Vail Lake Marina (Butterfield Valley); Vail Lake area, Butterfield Valley 457 Comment
  CAS-BOT-BC191343  Chorizanthe leptotheca Chris E. True; Robert Cox 1989-4-29 10150 Riverside San Jacinto Mtns.Foothills: along Hwy 74 at milepost 48, across from Cranston US Forest Service Station, 3 miles E of Fairview Ave., N of highway and S of San Jacinto River, near mouth of Bee Canyon 610 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
  UCR263224  Chorizanthe parryi var. parryi A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41468 Riverside San Gorgonio Pass, near San Gorgonio River wash, c. 2.88 miles ESE of Cabazon, c. 1 mi. NNW (338 deg. ) of One Horse Spring, south of I-10 and east of water bottling plant, edge of wind farm 454 Comment
  UCR217496  Chorizanthe polygonoides var. longispina Lee A. Ripma, Jeff B. Galvin 2008-5-21 100 Riverside Palomar Mtns, Agua Tibia, west of Woodchuck Rd., east of Pechanga Indian Reservation 792 Comment
  RSA561890  Chorizanthe procumbens Steve Boyd 1992-6-10 7639 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about ''Potrero Escondido'', an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01), and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  UCR217499  Chorizanthe procumbens var. albiflora Lee A. Ripma, Jeff B. Galvin 2008-5-21 99 Riverside Palomar Mtns, Agua Tibia, west of Woodchuck Rd., east of Pechanga Indian Reservation 792 Comment
  RSA555333  Chorizanthe rigida A. C. Sanders, E. J. Lawlor 1992-4-4 12088 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SBBG16842  Chorizanthe rigida K. K. Muller 1958-3-22 917 Riverside Hwy 60, 7 mi E of Desert Center Comment
  UCR30086  Chorizanthe rigida George K. Helmkamp 1983-4-5 483 43 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA339659  Chorizanthe watsonii Robert F. Thorne, C. W. Tilforth 1980-5-28 54225 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR167057  Chorizanthe xanti var. leucotheca Scott D. White, Jennifer H. Jones 2005-5-24 11098 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  UCR18188  Chorizanthe xanti var. leucotheca A. C. Sanders 1978-4-30 547 Riverside Santa Rosa Mtns, Pinyon Flats area, above the Dolomite Mine 1220 Comment
  UCR35829  Chrysopsis villosa var. fastigiata R. F. Thorne, Et al 1982-10-8 55400 Riverside San Bernardino Mtns, side canyon on W side of Whitewater Cyn, c. 3.3 mi. north of Whitewater Post Office. 610 Comment
  RSA296169  Chrysothamnus paniculatus B. A. Prigge 1980-8-5 3868 Riverside San Bernardino Mts, Whitewater Canyon: 0.5 miles N of trout farm. Slopes and terraces of canyon. 716 Comment
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Jan 14 2010
  RSA117699  Chrysothamnus teretifolius S. Carlquist 1958-3-30 429 Riverside Along Morongo Valley to Lucerne Valley Road, on San Bernardino - Riverside County line Comment
  UC1292624  Chylismia brevipes C. L. Hitchcock and C. V. Muhlick 1964-3-22 23242 Riverside wash 1 mi n Chuckwalla Spring; Chuckwalla Mts. Comment
  UC279688  Chylismia brevipes subsp. brevipes Edmund C. Jaeger 1926-2-2 Riverside near Salton Station; Canyon Springs Comment
  UCR244411  Chylismia brevipes subsp. brevipes Jim Andre 2012-4-16 20908 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
  UCR279556  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-29 43177 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  CAS-BOT-BC160615  Chylismia claviformis subsp. aurantiaca P. D. Hurd 1963-4-9 s.n. Riverside 3 miles south of Palo Verde Comment
  SBBG23065  Chylismia claviformis subsp. aurantiaca D. Myrick 1965-3-4 1079 Riverside Palms to Pines Hwy 74 609 Comment
  UCD103912  Chylismia claviformis subsp. aurantiaca Elizabeth Milauskas 1994-5-7 12 Riverside Agua Caliente Indian Reserve. 161 Comment
  SBBG61420  Chylismia walkeri subsp. tortilis M. N. Ackley -Mar-1928 762 Riverside between Indio and Palm Springs 60 Comment
  UCR107789  Cirsium occidentale var. occidentale D. L. Banks 1997-5-5 1956 Riverside NW Palomar Mountains, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, c. 60 m east of its intersection with Pechanga Creek 396 Comment
  CAS-BOT-BC438849  Cistanthe monandra L. R. Abrams 1926-3-26 11038 Riverside Palm Springs Comment
  CAS-BOT-BC438851  Cistanthe monandra John H. Thomas 1957-3-30 6550 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert. 426 Comment
  RSA357788  Cistanthe monandra R. F. Thorne, M. Z. Thorne 1973-3-30 42685 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA466604  Cistanthe monandra Howard Mullins 1931-4-11 s.n. Riverside Palm Springs. Comment
  RSA613328  Cistanthe monandra D. L. Banks 1997-3-6 1392 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  CAS-BOT-BC438965  Cistanthe monosperma Mary F. Spencer 1919-7-6 1264 Riverside Tacquitz [Tahquitz] ridge, San Jacinto Mt. 2377 Comment
  RSA0120309  Claytonia parviflora subsp. parviflora Duncan S. Bell 2016-4-16 9318 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UCR92178  Claytonia parviflora subsp. parviflora D. L. Banks, Steve Boyd 1995-5-3 0239 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  UC64112  Clematis ligusticifolia Harvey M. Hall 1897-7-26 735 .5 Riverside San Jacinto Mts. Comment
  UCR12288  Clematis ligusticifolia Paul D. Wood 1971-10-3 s.n. Riverside Riverside, Santa Ana riverbottom area bordering Fairmount Park 244 Comment
  UC63842  Clematis pauciflora Miss Maggie M. Todd Apr. 1897 Riverside Winchester Comment
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Mar 20 2011
  RSA342041  Cleome isomeris R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54108 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  RSA440808  Cleome isomeris B. C. Templeton 1930-4-9 1079 Riverside Palm Springs Station; Colorado Desert 400 Comment
  UCR169400  Cnicus benedictus T. B. Salvato, John F. Green 2004-5-27 610 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
  RSA0117458  Collinsia concolor Duncan S. Bell, Joy D. England 2010-5-20 1027 Riverside San Bernardino National Forest: Garner Valley, approximately 1.75 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1361 Comment
  RSA0117459  Collinsia concolor Duncan S. Bell, Valentin Arvizu 2010-5-24 1096 Riverside San Bernardino National Forest: Garner Valley, approximately 2.8 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1382 Comment
  UCR107821  Collinsia concolor D. L. Banks 1997-5-5 2008 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
  UCR120345  Collinsia concolor Mitch Provance 1998-4-5 387 Riverside Reche Canyon, Reche Canyon Road, near intersection with Keissel Rd., c. 1 mile south of S.B.C./R.C. Line. 549 Comment
  HSC47472  Colubrina californica Richard Spjut 1978-5-17 5041 Riverside N face of Chuckawalla Mts., 2.7 mi. S of Desert Center. 335 Comment
  UCR6039  Conium maculatum Steve Walker 1966-5-13 s.n. Riverside Riverside, Fairmount Park, W perimeter, 400 yds from road on streambed 306 Comment
  RSA507510  Conyza bonariensis Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
  RSA575928  Conyza bonariensis Steve Boyd, Darin L. Banks 1994-9-29 8368 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  RSA784734  Conyza coulteri Duncan S. Bell 2012-3-18 3201 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
  UC62877  Coreopsis californica var. californica H. M. Hall 1902-4-4 2960 Riverside Southern California Comment
  RSA660040  Corethrogyne filaginifolia Douglas A. Springer 1981-2-16 5 Riverside 5.9 miles E of Interstate 15, on Cajalco Rd. and 3.1 miles E of La Sierra Rd. Comment
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Jul 14 2013
  UCR272166  Corethrogyne filaginifolia Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8578 Riverside Santa Rosa Mountains, a small ridge/summit area just to the south of the summit of Santa Rosa Mountain 2438 Comment
  RSA293512  Corethrogyne filaginifolia var. bernardina C. W. Tilforth, Walter Wisura 1979-8-8 1892 Riverside Along Hiway 243, 5.6 mi. south of jct. with Hiway 10, s. of Banning. 1037 Comment
  JEPS37546  Cotula coronopifolia Marjorie D. Clary 1932-7-3 1230 Riverside 6 mi w of Aguagua 579 Comment
  UCR110454  Crassula aquatica D. E. Bramlet 1998-4-22 2606 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  RSA523528  Crassula connata Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3987 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR266788  Crassula connata Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 05 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  SD186166  Crocanthemum scoparium A. C. Sanders 2004-4-20 27535 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and north of the San Diego county line. 640 Comment
  RSA625172  Crossosoma bigelovii L. C. Wheeler 1963-3-17 8247 Riverside Santa Rosa mountains: Martinez Canyon. 670 Comment
  RSA0020372  Croton californicus Duncan S. Bell 2012-3-4 3131 Riverside Arica Mountains; along old railway line about 4.5 air miles south of the ghost town of Rice. 217 Comment
  UCR128255  Croton californicus A. C. Sanders, Kelly Volansky 2003-10-16 27345 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  POM87349  Croton californicus var. mohavensis Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  SEINET238507 Image available Crypsis schoenoides A. C. Sanders, Mitch Provance 1999-9-26 23082 Riverside San Jacinto Mountains: McMullen Flat at Valley High County Park 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road. 1030 Comment
  UCR89650  Crypsis schoenoides Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  UCR193744  Cryptantha A. C. Sanders, Mitch Provance 2008-7-11 35747 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  UCR214584  Cryptantha A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37863 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
  GMDRC5512  Cryptantha angustifolia J. Andre 2012-3-19 21300 Riverside Orocopia Mountains: N. end of range, 0.5 mi. south of Jct of Box Canyon Rd and I-10 freeway, 23 miles east of city of Coachella 470 Comment
  JOTR35370  Cryptantha angustifolia Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 164 Riverside Joshua Tree National Park. southeast Coxcomb Mountains; SE facing slopes and steep drainages 164 Comment
  POM368197  Cryptantha angustifolia L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  SJSU11501  Cryptantha angustifolia C. K. Schroen 1964-5-24 Riverside by Hwy 89 c. 12 mi S of Mecca 60 Comment
  POM46807  Cryptantha barbigera Mary F. Spencer 1920-3-24 1579 Riverside Crevices of rocks near Indian Wells 107 Comment
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Nov 19 2011
  RSA511314  Cryptantha barbigera A. C. Sanders 1988-5-11 7797 Riverside Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal in a wash E of the gasline road from Niland. 548 Comment
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Jun 15 2012
  SBBG63623  Cryptantha barbigera E. Rockwell -Jan-1926 32 Riverside near Palm Springs 138 Comment
  UC218093  Cryptantha barbigera P. A. Munz, D. Keck 1922-4-9 4757 Riverside near Mecca; Shavers Well 76 Comment
  UCR103305  Cryptantha barbigera George K. Helmkamp 1998-4-4 3150 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR41599  Cryptantha barbigera A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6021 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  UCR86212  Cryptantha barbigera A. C. Sanders 1995-5-23 17114 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, north of Toro Canyon., west of Monroe St., and south of Avenue 62 91 Comment
  UCR279559  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2017-3-29 43179 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  JOTR35504  Cryptantha barbigera var. fergusoniae La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3192 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Smithwater Canyon, below steep rock wall at bend in canyon (Biodiversity Hunt stop3) 1241 Comment
  POM368291  Cryptantha barbigera var. fergusoniae T. W. Minthorn 1926-5-14 s.n. Riverside Between Banning and Palm Springs. Comment
  RSA0116505  Cryptantha corollata A. C. Sanders 2003-4-4 25853 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  RSA0103651  Cryptantha cycloptera Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2182 Riverside Northwest end of the McCoy Mountains, NW of Blackjack Mine. 400 Comment
  POM368240  Cryptantha holoptera M. B. Dunkle 1933-5-6 3436 Riverside Painted Canyon Comment
  OBI42563  Cryptantha intermedia A. C. Sanders 1986-6-1 6538 Riverside San Jacinto Mts, along the trl toward Spitler Peak from the Hurkey Crk camp to Bonita Vista Rd (T5S, R3E, N1/2, sec 35) 1707 Comment
  RSA338016  Cryptantha intermedia F. R. Fosberg 1932-5-9 10637 ` Riverside St. Johns Grade near Hemet. 770 Comment
  RSA495410  Cryptantha intermedia Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2945 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA771787  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4702 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65123 604 Comment
  UCR158498  Cryptantha intermedia A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30040 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
  UCR225733  Cryptantha intermedia A. C. Sanders 2011-3-30 38918 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  UCR43176  Cryptantha intermedia B. G. Pitzer, Karen Kirtland 1986-5-6 0212 Riverside Peninsular Range, Butterfield Stage Ranch Development, hills on the north side of Pauba Valley in Rancho California area, 1 mi south of Buck Mesa, on the E side of Butterfield Stage Rd. 457 Comment
  UCR97893  Cryptantha intermedia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19848 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA709894  Cryptantha maritima Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4595 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR18174  Cryptantha maritima A. C. Sanders 1978-4-2 00202 Riverside Coachella Valley, Hidden Valley, near the mouth of Deep Canyon 183 Comment
  RSA543909  Cryptantha microstachys Steve Boyd, Orlando Mistretta 1991-5-22 6282 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR199922  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Perris/Elsinore Basin, hills to the west of I-215 and south of Scott Rd. 549 Comment
  UCSB41272  Cryptantha microstachys Cowan, Clark 1978-4-25 Riverside 5.1 mi. (8.1 km.) W on Hwy. 74 from its jct. with Hwy. 243, approaching Hemet, San Jacinto Mts. 1370 Comment
  UCR242673  Cryptantha muricata A. C. Sanders 2013-7-6 40838 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
  UCSB38660  Cryptantha muricata Cowan, Clark 1978-4-25 Riverside 6.7 mi. (10.7 km.) SW on 74 from jct. with 71, 4.6 mi. (7.3 km.) from Lake Elsinore, Santa Ana Mts. Cleveland Nat. F. Comment
  RSA0034450  Cryptantha muricata var. jonesii J. C. Roos 1950-4-15 4732 Riverside The summit of Reche Canyon. 793 Comment
  RSA690942  Cucurbita Scott D. White, Michael Honer 2003-5-27 9398 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
  CDA30995  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Drive at Jamawag Road, north of Leon Road. Comment
  UC921126  Cucurbita palmata V. D. Miller 1945-5-17 Riverside Cottonwood Springs 1066 Comment
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Oct 9 2010
  UCR188887  Cucurbita palmata D. E. Bramlet 2007-7-27 4111 Riverside Peninsular Range; Perris-Aguanga Basin, Lakeview Mountains, 732 m southwest of Juniper Springs Road, and 1.83 km east of Hansen Avenue 543 Comment
  UCR181351  Cucurbita pepo R. E. Riefner Jr. 2005-9-19 05- 447 Riverside Peninsular Range, Temecula Valley, c. 0.1 mi. west of I-15 Freeway along Temecula River 280 Comment
  SDSU13681  Cuscuta californica var. californica Jutta Buschbom 1991-5-1 32 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
  RSA71003  Cuscuta ceanothi F. W. Peirson 1924-7-29 5036 Riverside Banning to Idyllwild Rd. 1555 Comment
  UC667263  Cuscuta denticulata Annie M. Alexander and Louise Kellogg 1941-5-23 2222 Riverside 3 mi ne Cottonwood Spring; Colorado Desert, Eagle Mountains 1066 Comment
  UCD98520  Cycloloma atriplicifolium H. R. Greene 1920-5-11 s.n. Riverside Riverside. Comment
  RSA0080817  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17721 .1 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 200m west of Wood Spring, 450m SW of Cottonwood Spring, 38km NE of Indio. 895 Comment
  CAS-BOT-BC56148  Cylindropuntia echinocarpa Ira L. Wiggins 1937-3-9 8744 Riverside Field redacted by CAS, contact the data manager for more information Comment
  SD191510  Cylindropuntia prolifera John F. Green 2006-5-2 Riverside Peninsular Ranges: unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd., and Borel Rd., east of Murrieta Hot Springs. 420 Comment
  RSA660929  Cymbalaria muralis A. C. Sanders 1998-4-12 21751 Riverside yard of residence at 5081 Magnolia Ave, corner of Chapman Pl. 256 Comment
  UCR34201  Cynosurus echinatus Jan West 1984-6-1 s.n. Riverside Landscaped bank at the south edge of the Bannockburn parking lot, UC Riverside campus Comment
  UCR92057  Cyperus involucratus Scott D. White 1996-3-31 3853 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  UCR92398  Cyperus parishii F. M. Reed 1907-9-15 1936 Riverside Riverside, Santa Ana River at Chinatown ford 244 Comment
  CLARK-A1703-1206  Dalea emoryi Charlotte Stocks 1962-5-25 Riverside La Quinta Comment
  POM66988  Dalea mollissima Marcus E. Jones 1924-2-7 s.n Riverside Salton Sink near Oasis. Comment
  RSA0107853  Dalea mollissima Duncan S. Bell, Amanda Turek 2009-3-30 163 Riverside Southeast section of the Arica Mountains; approximately 0.75 air mile west southwest of Priest Well. 332 Comment
  JOTR00878  Dalea mollissima Sipe, Frank 1958-3-10 235 Riverside Joshua Tree National Park. PINTO BASIN Comment
  UC537050  Danthonia unispicata M. E. Jones Sept. 1933 Riverside San Jacinto Mts. Comment
  SBBG94884  Datisca glomerata B. Pitzer, B. L. Phillips 1988-7-1 1480 Riverside S of Vail Lake, N of Hwy 79, between Kolb and Arroyo Seco Crks, ca. 0.25 mi W of Dripping Springs Guard Station 487 Comment
  SD11890  Datisca glomerata Victor Duran 1933-7-1 3494 Riverside Santa Rosa Mts, near Santa Rosa 1830 Comment
  CHSC116490  Datisca glomerata R. F. Thorne; E. W. Lathrop, W. Wisura 1977-7-8 49547 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  UC1929900  Datura wrightii Scott D. White 2004-4-26 10245 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  RSA500222  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3520 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA619540  Daucus pusillus D. L. Banks 1997-5-5 1989 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UCR171908  Daucus pusillus John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR194237  Daucus pusillus Mitch Provance, Michael L. Fugate 2005-4-14 10051 Riverside San Bernardino Valley, near the water tanks just E of Versity Hill, or what is known locally as Coyote Hill (pk 1386), a few hundred yards SSE of the UCR Campus 396 Comment
  UCR213447  Daucus pusillus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37802 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
  CAS-BOT-BC293827  Deinandra fasciculata John Thomas Howell 1930-5-10 4789 Riverside 2 miles south of Perris Comment
  CAS-BOT-BC294104  Deinandra kelloggii H. M. Hall 1901-6-1 2420 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  UC1563109  Deinandra kelloggii Steve Boyd, Tim Ross, and Laurel Arnseth 1989-6-10 3673 Riverside below the dam Temecula Creek Canyon; Vail Lake Area 457 Comment
  UCR253002  Deinandra mohavensis R. E. Riefner Jr. 2013-6-15 13- 118 Riverside Garner Valley, north side of Hwy 74 c. 0.45 mi east of Thomas Mountain Road (Forest Route 6S130), Little Thomas Mountain area 1386 Comment
  UCR18913  Delphinium cardinale John C. Roos 1965-6-19 s.n. Riverside Peninsular Range; Santa Ana Mtns, Sky Line Drive, south of Corona Comment
  RSA398677  Delphinium parishii Bonnie C. Templeton 1930-4-9 1086 Riverside North of Palm Springs, Colorado Desert. 430 Comment
  UCR157113  Delphinium parishii A. C. Sanders 1995-4-13 16485 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR18681  Delphinium parishii Frank C. Vasek 1973-6-8 730608- 14 Riverside Santa Rosa Mtns, Slope above Garnet Queen Creek Comment
  SD128263  Delphinium parishii subsp. subglobosum R. Mitchel Beauchamp 1971-5-16 2426 Riverside Santa Rosa Mountains, north side among shrubs, Ribbonwood. 1175 Comment
  RSA13191  Delphinium parryi E. R. Johnson 1935-5-5 6759 Riverside Gavilan Hills, Cajalco District. North Side of Carob Ranch. Comment
  CAS-BOT-BC121427  Delphinium parryi subsp. parryi H. Lewis 1941-7-7 s.n. Riverside Lake Hemet Comment
  UCR49241  Dendromecon rigida Steve Boyd 1986-4-22 1748 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  UC817108  Deschampsia danthonioides P. A. Munz and I. M. Johnston 1922-5-19 5377 Riverside Menifee Valley Comment
  UCR2319  Deschampsia elongata F. M. Reed 1920-7-14 4408 Riverside San Jacinto Mtns., Strawberry Creek above Idyllwild 1646 Comment
  RSA171373  Descurainia pinnata J. Olmstead 1962-5-3 3535 Riverside Above old Santa Rosa Indian Village, SW side of Santa Rosa Mt. 1905 Comment
  UCR201473  Descurainia sophia Scott D. White, Justin M. Wood 2008-6-5 12081 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  IRVC60  Dichelostemma capitatum subsp. capitatum Robin Hobson 1965-5-7 HS 0094 Riverside Railroad Cyn Reservoir. Comment
  RSA613633  Dichelostemma capitatum subsp. capitatum Darin L. Banks, Victor Steinmann 1997-3-13 1484 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
  SEINET156510  Dichelostemma pulchellum Norman C. Cooper 1944-4-8 1093 Riverside Andreas Canyon. 457 Comment
  RSA501045B  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3166 B Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA501048  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3169 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  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
  UC64795  Dieteria asteroides var. asteroides E. E. Schellenger 1904-12-1 15 Riverside Paloverde Colorado Desert Comment
  SD137603  Diplacus clevelandii Darin L. Banks, Steve Boyd 1995-5-17 460 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mointain., E of the dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of Upper Arroyo Seco 658 Comment
  SEINET8245387  Diplacus puniceus D. W. McNeal 1981-3-30 2437 Riverside above Hwy. #74 ca. 6.0 mi. w. of Interstate #15 at Lake Elsinor. Comment
  UCR207623  Distichlis spicata O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  UC303381  Ditaxis claryana Marcus E. Jones, A. M. 1906-4-26 Riverside Indio Comment
  RSA721896  Ditaxis lanceolata J. Mark Porter, Orlando Mistretta 2003-6-5 13607 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  UCR200301  Ditaxis lanceolata Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11225 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
  UCR281016  Ditaxis lanceolata Fred M. Roberts 2016-3-5 7990 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  RSA608178  Ditaxis neomexicana Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10065 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  UCR208852  Ditaxis neomexicana Scott D. White 2001-4-12 8311 Riverside Sonoran (Colorado) Desert, Shavers Valley, north of the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 351 Comment
  RSA765262  Ditaxis serrata Justin M. Wood, D. M. Ray 2010-10-21 3000 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  RSA776844  Ditaxis serrata Amber Swanson 2011-3-18 230 Riverside Corn Springs Trail near campground in the Chuckwalla Mtns Comment
  JOTR33801  Dithyrea californica La Doux, Tasha, B. Truesdell 2007-11-9 3299 Riverside Joshua Tree National Park. Pinto Basin; Fried Liver Wash, along Route 11 where the wash crosses the road (STOP1) 532 Comment
  RSA0029327  Dithyrea californica Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4684 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  RSA342000  Dithyrea californica R. F. Thorne 1980-4-16 54116 Riverside Along Whitewater River, E of bridge and levee Comment
  RSA66544  Dithyrea californica F. W. Peirson 1920-2-14 4178 Riverside Whitewater Station, Colorado Desert Comment
  RSA676143  Dithyrea californica Scott D. White 2001-4-12 8301 Riverside Colorado Desert: Shaver s Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  UCR124633  Dithyrea californica B. C. Templeton, I. W. Clokey 1930-4-9 1075 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  SEINET10937426  Dithyrea californica David B. Dunn 1946-3-15 Dunn 2034 Riverside Collected on dry plateau in vicinity of pushawalla canyon, indio hills. Sparse desert scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  CAS-BOT-BC136110  Dodecatheon alpinum Carl B. Wolf 1932-8-5 3962 Riverside 1st Real, wet meadow on trail from Tahquitz Valley to San Jacinto Peak - San Jacinto Mountains 2743 Comment
  SEINET7073337  Dodecatheon clevelandii 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
  UC856127  Draba cuneifolia P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4781 Riverside vicinity Corn Springs (Chuckwalla Mountains); Colorado Desert, Chuckwalla Mountains 457 Comment
  UCR279363  Draba cuneifolia A. C. Sanders, Jim Malusa 2017-3-24 42963 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  POM96180  Draba cuneifolia var. integrifolia Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring, Chuckwalla Mountains, Colorado Desert. Comment
  UCR164282  Dryopteris arguta S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  POM13057  Dudleya cymosa subsp. pumila E. C. Jaeger 1921-1 s.n. Riverside San Jacinto Mountains. Comment
  UCR104165  Dudleya lanceolata Scott D. White 1997-5-25 5248 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
  CAS-BOT-BC173206  Dudleya multicaulis Mitch Provance 2003-4-26 9880 Riverside Santa Ana River Valley: Northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just S of Crestlawn Memorial Cemetery 427 Comment
  RSA191407  Dudleya pulverulenta E. W. Lathrop, R. F. Thorne 1967-9-26 6619 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  SD29177  Dudleya saxosa subsp. aloides Reid Moran 1941-5-4 834 Riverside Whitewater Comment
  SD135107  Dudleya temeculana Paul H. Thomson Unknown Riverside Near Temecula Comment
Read comments
Mar 27 2011
  UCR170135  Echinocereus engelmannii var. engelmannii Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-30 170 Riverside San Gorgonio Pass, Morongo Indian Reservation; Road between Millard and Lion Canyon (Deep Canyon Road?), below Deep Canyon 619 Comment
  RSA0125231  Echinocereus engelmannii var. engelmannii P. A. Munz 1921-5-1 4484 Riverside Southern edge of Mojave Desert near Pinyon Wells. 1220 Comment
  SEINET3071476  Echinocereus mojavensis Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17494 Riverside Queen Mountain quadrangle, zone 11 0585753mE 3764902mN NAD83, 300m south of Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.5km ESE of Negro Hill 1360 Comment
  RSA0035484  Echinochloa crus-galli Dagne Duguma 2013-7-7 s.n. Riverside Prado wetlands near Corona 155 Comment
  POM365266  Echinochloa crus-galli S. B. Parish 1913-9-20 8616 Riverside Mecca. Salton Sink. 58 Comment
  POM211569  Elatine brachysperma P. A. Munz 1941-5-18 16664 Riverside north end of Santa Rosa Ranch, Elsinore Mountains. 854 Comment
  CAS-BOT-BC112921  Eleocharis macrostachya A. C. Sanders; K. C. Rose 1968-5-15 6875 Riverside Domenigone Valley: upper Warm Springs Creek between Hwy79 (Winchester Rd) and Scott Rd. 432 Comment
  UC839226  Eleocharis parishii I. W. Clokey, E. G. Anderson 1935-8-21 6564 Riverside Hemet Lake 1320 Comment
  UCR241227  Eleocharis parishii Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 508 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR93084  Eleusine indica A. C. Sanders, S. Ogg 1994-7-28 15169 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCD61494  Elymus elymoides Peter Kamb 1948-7-4 1156 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  RSA561007  Elymus glaucus subsp. glaucus Steve Boyd, Timothy S. Ross 1992-5-4 72032 Riverside Southern Santa Ana Mountains., San Mateo Canyon Wilderness Area. Oak Flats area E of Verdugo Potrero. 732 Comment
  POM72898  Emmenanthe penduliflora Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA774722  Emmenanthe penduliflora Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4500 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR116927  Emmenanthe penduliflora A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24216 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
  JOTR31161  Encelia actoni La Doux, Tasha 2009-6-3 1868 Riverside Joshua Tree National Park. (Stop 5): Little San Bernardino Mountains, Covington Flats Area, lower slopes, just above parking area for lower Covington Flats 1460 Comment
  LA205856  Encelia actoni Harlan Lewis; 1937-6-4 sn Riverside San Jacinto 914 Comment
  UC527698  Encelia actoni C. B. Wolf 1931-10-14 Riverside roadside at Cabezon; San Gorgonio Pass, Cabezon 518 Comment
  UCR104194  Encelia actoni Scott D. White 1997-5-25 5225 Riverside San Jacinto Mtns., Bautista Canyon, along Bautista Canyon Road, c. 1.3 road miles NW of Hixon Trailhead (USFS Road No. 2E43) 762 Comment
  UCR34968  Encelia actoni L. B. Ziegler 1964-9-2 026 Riverside San Jacinto Mountains, Pinyon Flats 1311 Comment
  CHSC109007  Encelia farinosa Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4540 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.95609, W116.64365 and N33.95477, W116.64248. 525 Comment
  CAS-BOT-BC81549  Ephedra californica Munz; Street; Williams 1919-3-25 2310 Riverside [Whitewater] White Water 304 Comment
  HSC83023  Ephedra californica N. M. Fellows 1985-3-16 100 Riverside Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mi. W of Snow Creek Village 489 Comment
  LA6774  Ephedra californica Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  OBI7473  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside Whitewater wash, 3 mi SE of Palm Springs Station 305 Comment
  SEINET3866930  Ephedra californica Howard C. Stutz 1979-12-31 8621 Riverside Palm Springs.; 0 Comment
  UC667358  Ephedra californica Annie Alexander and Louise Kellogg 1941-5-15 2183 a Riverside North base of Eagle Mountains 914 Comment
  CAS-BOT-BC81872  Ephedra trifurca Philip A. Munz 1941-4-5 16693 Riverside sand dunes southeast of Iron Mts. Comment
  HSC88285  Ephedra trifurca Elizabeth Neese 1979-4-11 7108 Riverside 3 mi. S of Rue, 40 mi. NW of Blythe Comment
Read comments
Jul 8 2010
  UCD84926  Ephedra trifurca Chuck Hughes 2010-3-21 198 b Riverside About 2.3 miles south of Highway 62, next to railroad tracks. 225 Comment
  RSA596531  Epilobium brachycarpum D. L. Banks 1996-7-16 1128 Riverside NW Palomar Mountains; Agua Tibia Mountains; In the Vail Ranch Housing Development, N of the Pechanga Indian Reservation; At the W side of the intersection of Marge Place and Tehachapi Pass( N of Vail Ranch Road) . 427 Comment
  UCR116476  Epilobium campestre A. C. Sanders, T. B. Salvato 2001-5-25 24376 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR23520  Epilobium campestre John C. Roos 1952-6-18 5779 Riverside Moreno Valley, Edgemont [now part of city of Moreno Valley] 457 Comment
  RSA545236  Epilobium canum subsp. latifolium Robert F. Thorne 1970-10 41886 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  UC20049  Epilobium ciliatum subsp. ciliatum H. M. Hall Jul 3 1901-Jul 13 1901 2378 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1600 Comment
  RSA741188  Epilobium densiflorum Scott D. White, Justin M. Wood 2008-6-16 12122 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  SD28118  Epilobium glaberrimum Carl B. Wolf 1932-8-5 3941 Riverside San Jacinto Mountains. Along trail from Tahquitz Valley to San Jacinto Peak. 2621 Comment
  IRVC14058  Epipactis gigantea C. A. Taylor 1965-5-14 66 95 Riverside Andres Cyn; Agua Caliente Indian Reservation Sonoran Desert/Peninsular Ranges 976 Comment
  POM122779  Epipactis gigantea Marcus E. Jones 1926-6-20 s.n. Riverside Near Banning. Comment
  RSA249865  Epipactis gigantea Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38152 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA567643  Eragrostis curvula var. conferta S. Morgan 1992-7-27 92 -7 Riverside UCR campus. A weed in the Latin American section of the UCR Btanic Garden; garden quad. F-4. Origin unknown, but possible an escape from a grass collection that was in another part of the garden(K-8)ca. 15 yrs ago. Comment
  UCR85141  Eragrostis lehmanniana A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16023 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  UCR205985  Eragrostis mexicana Mike Misenhelter 2009-7-29 s.n. Riverside Peninsular Range/ San Bernardino Valley, Riverside; Arlington area, west side of Van Buren Blvd. at north side of Lincoln St., across from drive-in theater 259 Comment
  UCR278869  Eragrostis mexicana Mitch Provance 2012-11-10 17607 Riverside San Bernardino Valley, Riverside, Springbrook Creek (remnant) Fairmont Park, between the east side of Lake Evans and the west side of Market St. 245 Comment
  UCR230605  Eragrostis mexicana subsp. mexicana A. C. Sanders 2011-9-15 39891 Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area in Thermal; Colorama greenhouses/nursery at 83300 Ave. 58, 0.35 mi. east of Jackson St. near Calhoun St. -24 Comment
  UCR25241  Eragrostis mexicana subsp. mexicana John C. Roos 1952-5-14 5659 Riverside San Bernardino Valley, Riverside, corner of Iowa Avenue and 8th Street 305 Comment
  UC573246  Eragrostis minor H. S. Yates 1937-6-28 6731 Riverside Palm Springs San Jacinto Quad., Palm Springs 137 Comment
  POM184299  Eremalche exilis P. A. Munz 1932-3-14 11992 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  POM46749  Eremalche exilis Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  UC871300  Eremalche exilis Lewis S. Rose 1937-4-9 37102 Riverside Palm Springs 137 Comment
  RSA432713  Eremalche rotundifolia M. B. Dunkle 1935-3-17 4406 Riverside Desert Center. 610 Comment
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Dec 13 2011
  RSA432716  Eremalche rotundifolia N. C. Cooper 1949-4-8 3292 Riverside Shaver s Summit east of Indio. 610 Comment
  RSA432730  Eremalche rotundifolia Anstruther Davidson 1930-5-27 s.n. Riverside 50 miles East of Colorado Desert Comment
  UCR148313  Eremalche rotundifolia John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24, at Kaiser RR trestle over the canal, between Salt Creek and Hunters Spring 23 Comment
  UC1329915  Eremothera boothii subsp. condensata James E. Cole 1941-4-13 582 Riverside 0.5 mi n Meek's Cabin; Josua Tree National Monument, Pinto Pass 609 Comment
  UC217952  Eremothera chamaenerioides P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4853 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 426 Comment
  JOTR37426  Eremothera refracta La Doux, Tasha 2016-3-9 3661 Riverside Above Hayfield Dry Lake - Stop 2 516 Comment
  UCR244880  Eremothera refracta Jim Andre 2012-3-19 21388 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  SD234466  Eriastrum densifolium subsp. austromontanum Mark S. Brunell 1993-5-29 123 Riverside San Jacinto Mtns.: Old Banning-Idyllwild Road 0.45 km south of junction with Hwy 243 (the new road to Idyllwild), roadcut along both sides of road. (Beaumont 7.5' Q) 683 Comment
  UC909037  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1927-8-2 2908 Riverside between Banning and Strawberry Valley; Mt. San Jacinto Comment
  UCR95954  Eriastrum densifolium subsp. densifolium Scott D. White 1996-8-1 4403 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  JOTR16796  Eriastrum densifolium subsp. elongatum Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  JOTR34313  Eriastrum eremicum subsp. eremicum Andre, Jim 2012-4-11 20811 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  RSA0120680  Eriastrum harwoodii D. Silverman, F. T. Sproul, Tammy Beyerl, Erin Bergman 2010-3-29 7875 Riverside East end of Chuckwalla Valley, west of Blythe, 1.3 miles south of gas line frontage, 1.9 km south of I-10 and 8.5 km west of Nicholl's Warm Spring. 142 Comment
  UCR158349  Eriastrum sapphirinum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30089 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
  UCR21965  Eriastrum sapphirinum Steve Boyd 1980-5-20 292 Riverside Harford Springs County Park, NW corner of the Gaviln Plateau. S fork of the creek, S end of park Comment
  UC1118818  Ericameria brachylepis A. Lewis 1933-2-1 146 Riverside Lewis Valley San Jacinto Quadrangle 609 Comment
  RSA702740  Ericameria cooperi Scott D. White, Michael Honer 2004-4-6 10047 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  UCR13709  Ericameria cuneata J. Zabriskie, N. Ryan Zabriskie 1972-10-21 543 Riverside Peninsular Range; San Jacinto Mtns., SE of S end Marion Ridge Rd., Pine Cove, SW drainage San Jacinto Mtns. 1921 Comment
  UCR232778  Ericameria cuneata William Schlegel, Kate Kramer 2009-11-9 062 Riverside Peninsular Range; San Jacinto Mtns., Keenwild Helibase, right below the landing platform and on edge of platform 1509 Comment
  RSA545233  Ericameria cuneata var. spathulata R. F. Thorne 1970-10 41883 Riverside San Bernardino Mts, Whitewater Canyon: 1350ft near bridges and Whitewater Post Office to 2000 ft up the Canyon toward fish hatchery Comment
  UCR91727  Ericameria linearifolia A. C. Sanders, J. Goetzen 1996-5-1 18130 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  SD229090  Ericameria nauseosa var. bernardina Dick Schwenkmeyer 2012-8-7 778 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA614100  Ericameria palmeri var. pachylepis A. C. Sanders, Tracy Tennant 1997-11-14 21605 Riverside San Bernardino Mtns: Morongo Indian Reservation, Hathaway Canyon drainage. 884 Comment
  UC322980  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-23 12297 Riverside near Glen Ivy; Temescal Wash Comment
  UCR141252  Ericameria palmeri var. pachylepis A. C. Sanders, Kelly Volansky 2004-10-6 28818 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  UC1279785  Ericameria paniculata W. G. Langenberg 1963-5-19 5 a Riverside near Palm Springs; Long Canyon Comment
  UC894833  Ericameria paniculata Lewis S. Rose 1938-12-20 38330 Riverside 3 mi se Palm Springs Station; Whitewater Wash 274 Comment
  RSA735609  Ericameria pinifolia LeRoy Gross, Duncan S. Bell 2008-9-16 3579 Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 Comment
  POM96254  Ericameria pinifolia E. C. Jaeger 1925-12-23 s.n. Riverside Aguanga. Comment
  CAS-BOT-BC33495  Erigeron breweri var. jacinteus Harvey Monroe Hall 1901-6-1 2322 Riverside San Jacinto Mountains; near Tauquitz 2690 Comment
  POM97995  Erigeron divergens E. C. Jaeger 1926-4-15 s.n. Riverside Desert Queen Mine 1220 Comment
  OBI16551  Erigeron foliosus Robert F. Hoover 1968-6-7 11156 Riverside Head of St. Johns Cyn Comment
  UCSB10378  Erigeron foliosus Haller, John 1950-5-20 Riverside Base of San Jacinto Mountains, Hemet, Idyllwild Road, opposite Cranston Ranger Station 609 Comment
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Apr 29 2011
  JEPS41487  Erigeron foliosus var. foliosus W. L. Jepson and H. M. Hall 1901-5-19 1275 Riverside San Jacinto River Canyon 388 Comment
  JOTR33780  Erigeron foliosus var. foliosus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2931 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
  POM14970  Erigeron foliosus var. foliosus Mary F. Spencer 1922-6-29 1274 Riverside Brooks Camp, San Jacinto Mt. 1219 Comment
  RSA777166  Erigeron foliosus var. foliosus Steve Boyd, Valerie L. Soza 2004-6-22 11548 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  UC217913  Erigeron foliosus var. foliosus P. A. Munz 1922-6-23 5785 Riverside Hemet Valley 1371 Comment
  POM251759  Eriochloa acuminata A. R. Roos 1937-11-22 7 Riverside East washington Ave., Riverside. Comment
  CAS-BOT-BC282996  Eriochloa lemmonii Malcom A. Nobs; S. Galen Smith 1948-9-3 495 Riverside 2 miles north of Indio Comment
  CAS-BOT-BC189083  Eriodictyon crassifolium P. A. Munz 1932-4-24 12390 Riverside Snow Creek Canyon, San Jacinto Mountains 457 Comment
  UCSB22454  Eriodictyon crassifolium Rieser, R. 1966-5-15 Riverside 1.5 miles south of Interstate 10 on Banning-Idyllwild Rd., San Jacinto Mts. 762 Comment
  POM12123  Eriodictyon trichocalyx Mary F. Spencer 1921-4-19 1120 Riverside Banning. Comment
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Mar 13 2011
  UCR110967  Eriodictyon trichocalyx George K. Helmkamp 1998-6-27 4098 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  CAS-BOT-BC248637  Eriogonum apiculatum Carl B. Wolf 1932-8-4 3913 Riverside San Jacinto Mts. Point View, near Idyllwild 1645 Comment
  SEINET7873764 Image available Eriogonum apiculatum Louis Wheeler 1945-1 6412 Riverside San Jacinto Mountains: divide between West Fork Snow Creek and North Fork San Jacinto River 2377 Comment
  UC729819  Eriogonum apiculatum Carl B. Wolf 1932-8-4 3913 Riverside near Idyllwild (Point View); San Jacinto Mts. 1645 Comment
  UCR18394  Eriogonum apiculatum A. C. Sanders 1978-9-3 549 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  UCR272169  Eriogonum apiculatum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-6-16 8571 Riverside Santa Rosa Mountains, along Forest Service Road 7S02, c. 0.7 air mile west of the summit of Santa Rosa Mountain Comment
  CAS-BOT-BC242801  Eriogonum davidsonii H. M. Hall 1901-6-1 2088 Riverside San Jacinto Mountains. In the vicinity of Chalk Hill 1524 Comment
  UC534910  Eriogonum davidsonii Susan G. Stokes 1933-7-1 106 Riverside near Idyllwild; San Jacinto Mts. Comment
  UC56795  Eriogonum davidsonii H. M. Hall May 17 1901-Jun 1 1901 1860 Riverside eastern base San Jacinto Mt. San Jacinto Mt. 914 Comment
  CAS-BOT-BC256133  Eriogonum deflexum var. deflexum John Thomas Howell 1928-1-29 3294 Riverside Painted Canyon, Colorado Desert Comment
  HSC28456  Eriogonum deflexum var. deflexum Richard Spjut 1973-5-5 3347 Riverside Colorado Desert, near Corn Spring, Chuckawalla Mtns. 305 Comment
  UCR258753  Eriogonum elongatum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7911 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  JEPS57017  Eriogonum elongatum var. elongatum Mary Beal 1939-10-25 705 Riverside deert side of San Gorgonio Pass Mojave Desert Comment
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Mar 15 2014
  CAS-BOT-BC249951  Eriogonum fasciculatum var. foliolosum Elizabeth McClintock 1964-4-8 s.n. Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  CAS-BOT-BC249958  Eriogonum fasciculatum var. foliolosum J. F. Emmel 1969-6-21 169 Riverside Idyllwild, along Double View Drive, San Jacinto Mts. Comment
  POM2247  Eriogonum fasciculatum var. foliolosum I. M. Johnston 1918-5-30 s.n. Riverside Temecscal Canyon (near Lee Lake). 335 Comment
  RSA393433  Eriogonum fasciculatum var. foliolosum Josephine Derigo 1941-7-21 s.n. Riverside Railroad Canyon, Elsenor. Comment
  CAS-BOT-BC175217  Eriogonum fasciculatum var. polifolium A. C. Sanders 2004-7-1 28386 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 488 Comment
  CAS-BOT-BC250141  Eriogonum fasciculatum var. polifolium Carl B. Wolf 1932-5-24 3644 Riverside No. base of San Jacinto Mts. Snow Creek Canyon. 1/2 mi. below fish hatchery 548 Comment
  RSA561115  Eriogonum fasciculatum var. polifolium Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7320 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  UCR10197  Eriogonum fasciculatum var. polifolium N. R. Zabriskie 1969-4-27 204 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon near Palm Springs 366 Comment
  SBBG28192  Eriogonum gracile I. W. Clokey 1935-8-21 6593 Riverside Hemet Lake 1300 Comment
  POM145357  Eriogonum gracile var. gracile J. B. Feudge 1923-11-12 470 Riverside Cabazon, Colorado Desert. 579 Comment
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Mar 13 2011
  POM2262  Eriogonum gracile var. gracile F. M. Reed 1905-9-16 818 Riverside Teraces Ranch. Comment
  UCR35097  Eriogonum gracile var. gracile J. Rohland 1974-7-20 532 Riverside San Jacinto Mountains, upper slopes and canyons of Indian Creek 915 Comment
  UCR234757  Eriogonum gracile var. incultum A. C. Sanders, John F. Green 2012-6-25 40312 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near Hostettler Rd. south of I-15, narrow canyon draining from vicinity of Palomino Creek Dr. at end of Calendula St. 387 Comment
  RSA759113  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside Santa Ana Mtns, South Main Divide Road, 5.0 road miles SE of junction with Ortega Hwy (SR74). 938 Comment
  RSA759116  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside South Main Divide Road, 4.7 road mi. SE of junction with Ortega Hwy (SR74). Just S of the gated entrances to Rancho Capistrano housing developments. 938 Comment
  RSA698441  Eriogonum inflatum J. R. Bruff 1928-4-3 173 Riverside 13 miles W of Desert Center. Comment
  SJSU9502  Eriogonum inflatum R. C. McGehee 1970-4-15 197 Riverside Wileys Well c. 6 mi SW of Blythe Comment
  UCR165285  Eriogonum inflatum John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA20029  Eriogonum maculatum I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  JEPS56684  Eriogonum nidularium W. L. Jepson 1928-4-25 12603 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  UC217840  Eriogonum nudum var. pauciflorum P. A. Munz 5989 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley 2225 Comment
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Sep 8 2011
  UC849625  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keen Camp P.O. 1425 Comment
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Nov 20 2010
  JOTR16817  Eriogonum plumatella Hogan, J. 1974-6-27 75 Riverside Joshua Tree National Park. ABOUT 0.75 MILES EAST OF EUREKA PEAK 1584 Comment
  UCR24320  Eriogonum plumatella John C. Roos 1943-10-17 2742 Riverside Sonoran (Colorado) Desert, Dry Morongo Wash 671 Comment
  UC64568  Eriogonum saxatile H. M. Hall May 1901 1842 Riverside e base of San Jacinto Mountains along the borders of the Colorado Desert Colorado Desert, San Jacinto Mountains Comment
  CAS-BOT-BC263514  Eriogonum thomasii L. R. Abrams 1926-3-27 11120 Riverside Near Whitewater Comment
  JOTR37423  Eriogonum thomasii La Doux, Tasha 2016-3-9 3658 Riverside Above Hayfield Dry Lake - Stop 1 509 Comment
  RSA171059  Eriogonum thomasii Robert F. Thorne 1963-3-29 32397 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA64578B  Eriogonum thomasii F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  RSA64621  Eriogonum thomasii F. W. Peirson 1926-1-31 6490 Riverside Dos Palmas [Spring], Colorado Desert. Comment
  SEINET3523387 Image available Eriogonum thomasii Jim Andre, T. La Doux 2009-3-10 11237 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood (Cottonwood Basin 7.5' Q). 542 Comment
  UC849809  Eriogonum thomasii I. W. Clokey 1935-4-17 6581 Riverside Cottonwood Springs Comment
  UCR2968  Eriogonum thomasii D. L. Flaherty 1963-4-11 131 Riverside Sonoran (Colorado) Desert, 10 miles east of Mecca on Highway 195 along side of road, Box Canyon 244 Comment
  CHSC110677  Eriogonum thurberi Dean Wm. Taylor 2003-5-6 18517 Riverside Wash of the San Gorgonia River ca. 1 miles south of the intersection of Highway 111 with Interstate 10. 365 Comment
  POM47239  Eriogonum thurberi Mary F. Spencer 1920-4-2 s.n. Riverside Palm Springs, Colorado Desert. 122 Comment
  UCR102938  Eriogonum thurberi George K. Helmkamp 1998-4-3 3075 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  JEPS56821  Eriogonum trichopes W. L. Jepson 1927-4-13 11690 Riverside ne Mecca (lower slopes of Painted Canyon); Colorado Desert, Painted Canyon 45 Comment
  RSA778621  Eriogonum trichopes Duncan S. Bell 2009-3-8 62 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
  UCR111991  Eriogonum trichopes A. C. Sanders, T. B. Salvato 2000-4-27 23372 Riverside Coachella Valley, east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  RSA0104484  Eriogonum wrightii var. membranaceum Duncan S. Bell 2015-9-30 8671 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCR281931  Eriogonum wrightii var. nodosum A. C. Sanders, Jim Malusa 2017-9-19 43340 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 4.65 km SW (211 deg. ) of Tabaseca Tank 744 Comment
  POM4896  Eriophyllum ambiguum var. paleaceum I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 274 Comment
  UC729972  Eriophyllum confertiflorum var. confertiflorum Carl B. Wolf 1932-5-25 Riverside 0.25 mi sw Summit of Moreno Grade (sw of Beaumont); Bad Lands 670 Comment
  UCR120308  Eriophyllum multicaule Mitch Provance 1997-5-18 1092 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.4 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line 351 Comment
  UCR22094  Eriophyllum multicaule Steve Boyd 1980-4-13 131 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  RSA92388  Eriophyllum multicaule F. W. Peirson 1914-04 1384 Riverside Whitewater at head of Coachella Valley. Comment
  CLARK-A1528-1111  Eriophyllum wallacei Charles S. Papp 1965-5-1 816 Riverside San Jacinto River 609 Comment
  JOTR31081  Eriophyllum wallacei La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2344 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  POM14090  Eriophyllum wallacei P. A. Munz, D. D. Keck 1922-4-13 4959 Riverside Eagle Mts, Colorado Desert. 213 Comment
  RSA339653  Eriophyllum wallacei R. F. Thorne, C. W. Tilforth 1980-5-28 54231 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA543610  Erodium brachycarpum Steve Boyd 1991-5-7 6172 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  UC1929616  Erodium brachycarpum Scott D. White 2003-3-21 8804 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  JOTR16709  Erodium cicutarium Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  RSA781187  Erodium cicutarium D. Silverman, Cindy Hopkins, Jamison Miner 2008-3-31 7009 Riverside SE of Banning, old gravel pit/dump E of wter treatment facility, along Smith Creek, 320 m south of E Westward Ave. 628 Comment
  UCR202506  Erodium moschatum Justin M. Wood 2008-12-2 262 Riverside Southwest Perris Basin, city of Temecula, Murrieta Creek, downstream of First Street Bridge 305 Comment
  UCR51983  Erodium texanum Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2183 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA0020249  Erythranthe floribunda Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA523479  Eschscholzia californica Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3939 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  UCR58490  Eschscholzia californica Ed LaRue 1989-6-11 s.n. Riverside Peninsular Range, W side of Lakeview Mtns., c. 1 mi SE of town of Nuevo 640 Comment
  SEINET10476378  Eschscholzia glyptosperma David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3754 Riverside Found in wash above quad 6. Indio hills, colorado desert. Near pushawalla. Comment
  JOTR35067  Eschscholzia minutiflora La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3519 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
  RSA3967  Eschscholzia minutiflora Carl B. Wolf 1932-4-29 3106 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 244 Comment
  RSA445669  Eschscholzia minutiflora M. B. Dunkle 1932-3-25 2915 Riverside 10 miles NW of Indio. Colorado Desert. 30 Comment
  RSA80987  Eschscholzia minutiflora G. R. Campbell 1952-4-5 18373 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  SBBG70173  Eschscholzia minutiflora Anstruther Davidson -Apr-1893 Riverside Palm Springs Comment
  UCR74363  Eschscholzia minutiflora Theo Glenn 1991-5-2 91- 23 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  HSC24917  Eschscholzia parishii John Collins 1970-5-9 211 Riverside Little San Bernardino Mtns., 10 mi. NNE of Indio, 1.5 mi. into Berdoo Canyon on Berdoo Cyn. Rd. 671 Comment
  JOTR38684  Eschscholzia parishii Hodges, Stephen R. 2017-2-7 700 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  UCSB3658  Eschscholzia parishii Sager, Ginny 1960-4-2 Riverside Morongo Valley Comment
  UC195337  Escobaria vivipara var. alversonii S. B. Parish 1916-5-13 10861 Riverside Shaver's Well; Colorado Desert Comment
  SDSU13824  Eucalyptus camaldulensis W. Miller with C. Mosse Riverside Comment
  CAS-BOT-BC300505  Eucommia ulmoides O. F. Clarke 2004-4-1 s.n. Riverside Peninsular Range: Riverside; UCR Botanical Garden 412 Comment
  RSA496136  Eucrypta chrysanthemifolia Steve Boyd, Tim Ross, L. Arnseth 1989-3-19 3022 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  UCR98071  Eucrypta chrysanthemifolia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19900 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  UCR91593  Eucrypta chrysanthemifolia var. chrysanthemifolia D. L. Banks, Steve Boyd 1995-4-5 159 Riverside Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, east of the Dripping Springs Trail, in the N flowing drainage that empties into Arroyo Seco. 549 Comment
  RSA0123358  Eucrypta micrantha Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9046 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  UCSB15721  Euonymus occidentalis subsp. parishii Breedlove, Dennis 1961-8-5 Riverside Along Fuller Mill Creek; 0.5 mile upstream from point where creek crosses Riverside Highway 1; San Jacinto Mountains 1645 Comment
  UCR9165  Euonymus occidentalis var. parishii Heidi A. Haid 1968-9-28 s.n. Riverside San Jacinto Mountains, 10 mi northeast of Idyllwild at Lake Fulmor Comment
  RSA0042473  Euphorbia Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 56 Riverside 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 interstate exit ramp. 334 Comment
  UCR240765  Euphorbia abramsiana Neal Kramer, Wendy McBride, Kyle Christie, Suzanne Rhodes 2012-9-5 2070 Riverside Sonoran (Colorado) Desert, Midland Rd. due east of Midland 282 Comment
  UCR199835  Euphorbia eriantha Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-6-14 11262 Riverside Colorado Desert, Chocolate-Chuckwalla Mountains, western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 570 Comment
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Jun 20 2011
  SD63334  Euphorbia lurida Walter Bertsch 1957-6-29 953 Riverside Santa Rosa Mountains, desert slope of Toro Peak 2440 Comment
  CLARK-A1656-787  Euphorbia misera Jon Mark Stewart 1982-3-20 Riverside San Gorgonio Pass 441 Comment
  RSA432444  Euphorbia palmeri Albert J. Perkins 1916-9-2 s.n. Riverside Idylwild Comment
  UC219262  Euphorbia palmeri P. A. Munz and I. M. Johnston 1922-5-21 5517 Riverside Keen Camp; San Jacinto Mts. 1524 Comment
  UCR113225  Euphorbia polycarpa A. C. Sanders 1997-11-25 21623 Riverside Skinner/Domenigoni region, S of Hemet, Eastside Reservoir site, at N foot of eastern dam, E end of 'North Hills', c. 0.9 mi. NNE of site of Searl Ranch 530 Comment
  UCR131024  Euphorbia 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
  UCR188697  Euphorbia polycarpa J. M. Stewart 1989-10-17 618 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, c. 10 mi west of Wiley's Well 305 Comment
  UCR272198  Euphorbia serpillifolia Duncan S. Bell 2015-9-30 8661 Riverside Santa Rosa Mountains, summit area of Asbestos Mountain 1573 Comment
  UCR267165  Euphorbia spathulata Mitch Provance, Matt Amalong 2015-3-24 315- 14 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, SW base of unnamed hill 0.6 miles W of Skunk Hollow, N side of Murrieta Hot Springs Rd at Chandler Dr., S of the lower watertank 406 Comment
  RSA391192  Fagonia laevis N. R. Zabriskie, W. M. Zabriskie 1972-3-28 485 Riverside North Canyon, Andreas Canyon watershed, east slope San Jacinto Mts. 610 Comment
  RSA776285  Fagonia laevis Duncan S. Bell 2010-3-20 629 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UCR174097  Festuca myuros A. C. Sanders 2006-5-19 32464 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CLARK-A1528-4661  Festuca octoflora John C. Roos 1952-4-9 5483 Riverside Riverside 259 Comment
  SEINET238915 Image available Festuca octoflora A. C. Sanders 1998-3-17 21744 Riverside Shipley/Skinner Reserve area: North Domenigoni Hills S of Hemet (Winchester. 7.5' Q.) 343 Comment
  UCR22152  Festuca octoflora Steve Boyd 1980-5-11 226 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
  SBBG125908  Ficus palmata A. C. Sanders with R. E. Riefner Jr. 2009-8-11 37152 Riverside Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  UCR152629  Filago californica A. C. Sanders 2005-4-22 29586 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR41846  Fouquieria splendens A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6090 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA0018947  Fragaria vesca Philip A. Munz 1938-8-13 15320 Riverside Cedar Spring, north base of Santa Rosa Peak. 2287 Comment
  RSA653586  Frankenia salina A. C. Sanders, D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23185 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  SDSU7249  Frankenia salina unknown 1934-6-6 Riverside East side of Lake Elsinore. Comment
  CAS-BOT-BC217646  Fraxinus dipetala P. C. Everett 1935-6-17 7164 Riverside Coldwater Canyon Trail to Santiago Pk., 2 mi. above Glen Ivy Resort, Santa Ana Mts. 609 Comment
  LA50890  Fraxinus dipetala W. E. Pequegnat; 1939-8-4 3 Riverside Santa Ana Mountains, Coldwater Trail 609 Comment
  SD233886  Fraxinus velutina A. C. Sanders, J. Goetzen 1996-5-1 18133 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning. 793 Comment
  POM48351  Fraxinus velutina var. coriacea P. A. Munz, I. M. Johnston 1924-7-29 8869 Riverside San Gorgonio Canyon, north of Banning. 1128 Comment
  RSA601077  Fraxinus velutina var. coriacea A. C. Sanders 1996-5-1 18133 Riverside San Bernardino Mtns: Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning 793 Comment
  RSA0027940  Fremontodendron John F. Emmel 1992-6-10 1225 Riverside San Jacinto Mts: Fobes Ranch Road, 2.1 road mi NE of Hwy 74. 1494 Comment
  POM12925  Fremontodendron californicum Philip A. Munz 1922-6-24 5805 Riverside Pipe Creek, San Jacinto Mountains 1585 Comment
  UCR1227  Fritillaria biflora Martha McCarthy 1960-3-27 s.n. Riverside Santa Ana Mtns, along Tenaja Road, 2.8 mi. west from junction with Washington Avenue in Murrieta Comment
  POM129909  Funastrum cynanchoides var. hartwegii L. R. Abrams 1901-05 11070 Riverside Elsinore. Comment
  RSA70351  Funastrum cynanchoides var. hartwegii F. W. Peirson 1921-3-20 4119 Riverside Palm Canyon near Palm Springs Comment
  UCR89833  Funastrum cynanchoides var. hartwegii Scott D. White 1993-5-27 1430 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  POM259736  Funastrum hirtellum E. C. Jaeger 1939-12-29 s.n. Riverside Eytel canon branching from Fargo Canon 5 mi. east Indio. 244 Comment
  SEINET8481390 Image available Funastrum hirtellum Andrew C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40635 Riverside Sonoran (Colorado) Desert; Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR279553  Funastrum hirtellum A. C. Sanders, Jim Malusa 2017-3-29 43199 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  UCR132341  Galium angustifolium John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR154830  Galium angustifolium A. C. Sanders, Mike Misenhelter 2005-3-23 29277 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR195705  Galium angustifolium A. C. Sanders, Tim Thomas 2008-8-1 35937 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  UCR214310  Galium angustifolium A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38403 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
  JEPS56070  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-17 4134 Riverside on road to Alvin Meadow from Idyllwild Comment
  SD186323  Galium angustifolium subsp. angustifolium Andy C. Sanders 2004-4-20 27526 Riverside Santa Rosa Plateau; 0.5 km west of Tenaja Road and north of the San Diego County line 640 Comment
  UCR95945  Galium angustifolium subsp. angustifolium Scott D. White 1996-8-1 4455 Riverside San Jacinto Mtns., Twin Pines area, just north of Twin Pines Road, c. 0.5 air mi. west of Twin Pines Ranch. 1143 Comment
  UCR41306  Galium angustifolium subsp. gracillimum N. M. Fellows, A. C. Sanders 1985-4-9 160 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
  RSA609659  Galium angustifolium subsp. jacinticum R. S. Woglum 1937-5-22 509 c Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  RSA761275  Galium angustifolium subsp. jacinticum Shawn Krosnick, Naomi S. Fraga, Lucinda A. McDade 2010-8-14 675 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC64375  Galium angustifolium subsp. jacinticum H. M. Hall Aug. 1901 2604 Riverside e side <of mts?> San Jacinto Mountains, Tamarack Creek, Long Valley 2438 Comment
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Oct 12 2006
  UCR147258  Galium californicum subsp. primum Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1280 b Riverside Peninsular Range; San Jacinto Mtns., along Red Hill Road (5S10) near Alvin Meadows, SW of Pine Cove 1677 Comment
  RSA543906  Galium nuttallii Steve D. Boyd, Orlando Mistretta 1991-5-22 6285 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR116473  Galium parisiense A. C. Sanders, T. B. Salvato 2001-5-25 24373 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR262238  Galium porrigens T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3717 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  SD137626  Galium porrigens var. porrigens Darin L. Banks 1995-3-15 77 Riverside NW Palomar Mtns., Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area 2643 Comment
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May 20 2012
  POM367818  Galium stellatum M. B. Dunkle 1933-5-6 3427 Riverside Canyon N. of Cathedral Canyon. Comment
  POM9333  Galium stellatum Mary F. Spencer 1920-3-27 745 Riverside Palm Springs. 122 Comment
  CAS-BOT-BC217617  Galium stellatum subsp. stellatum Marcus E. Jones 1924-2-7 s.n. Riverside Chocolate Mountains, Colorado Desert Comment
  CAS-BOT-BC217622  Galium stellatum subsp. stellatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs Canyon Comment
  RSA97228  Garrya flavescens var. pallida F. W. Peirson 1921-3-21 4464 Riverside Gordon trail from Andreas Canyon, San Jacinto Mts. 1524 Comment
  RSA797255  Gayophytum Robert F. Thorne, Walter Wisura 1977-9-17 50793 Riverside San Jacinto Mountain: slopes of peak 3171 Comment
  CDA5430  Geraea canescens T. C. Fuller 1961-1-1 5495 Riverside Frontage road, Thousand Palms. 0 Comment
  RSA774898  Geraea canescens Duncan S. Bell, Amber Swanson 2011-2-18 2029 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  RSA796475  Geraea canescens Duncan S. Bell 2009-4-18 205 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  SBBG29379  Geraea canescens D. Myrick 1968-3-5 1814 Riverside Country Club Rd, E of Palm Desert 60 Comment
  UC1929465  Geranium carolinianum Scott D. White, Michael Honer 2003-6-3 9479 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  UC1929929  Geranium carolinianum Scott D. White, Michael Honer 2003-5-27 9415 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. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  UCR123247  Geranium carolinianum A. C. Sanders, T. B. Salvato 2000-5-8 23384 Riverside San Bernardino Valley region, Riverside, UCR Botanical Garden, E side of the campus 396 Comment
  UCR240644  Gilia Tracy Tennant, Mitch Provance 1998-6-16 MOR- 436 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  UCR241258  Gilia T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1200 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  RSA192032  Gilia angelensis E. W. Lathrop 1964-5-10 5358 Riverside 10 miles west of Murrieta. 610 Comment
  RSA470130  Gilia angelensis Christopher Davidson 1973-4-1 1832 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 426 Comment
  RSA563887  Gilia angelensis Scott D. White 1993-4-20 1217 Riverside Ridge SE of Estelle Peak, Gavilan Hills. 793 Comment
  RSA586316  Gilia angelensis D. L. Banks, S. D. Boyd 1995-5-3 0227 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
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May 9 2016
  RSA67729  Gilia angelensis Verne Grant, Alva Grant 1952-3-31 17515 Riverside Palm Canyon. Comment
  RSA85116  Gilia angelensis J. C. Roos 1952-4-2 5460 Riverside Box Springs Comment
  UC1563106  Gilia angelensis Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3155 Riverside in hills just to sw dam (Vail Lake area); Vail Lake area 487 Comment
  RSA783533  Gilia capitata J. D. Olmsted 1958-6-15 180 Riverside May Valley Truck Trail 3 mi. SE of Saunder's Meadow Southwest of Idyllwild California (turn south from Idyllwild-Hemet Road at Idyllwild school). 1524 Comment
  UCR81097  Gilia capitata Scott D. White 1993-5-29 1480 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1220 Comment
  POM10417  Gilia capitata subsp. abrotanifolia Charlotte M. Wilder 1907-4-6 s.n. Riverside Whitewater Ranch Comment
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Nov 30 2009
  RSA748919  Gilia capitata subsp. abrotanifolia Peter L. Morrell, D. L. Banks 1995-5-4 461 Riverside Agua Tibia Wilderness Area, 2.4 mi. (air) WSW of Radec 622 Comment
  RSA0054878  Gilia capitata var. achilleifolia Keith E. Hoffmaster 1937-6-6 770 Riverside San Jacinto Mts. Comment
  RSA171376  Gilia diegensis J. D. Olmsted 1962-5-3 3504 Riverside San Jacinto Mts 1616 Comment
  RSA489132  Gilia diegensis Jack Easton 1988-5-2 s.n. Riverside Anza area. 1189 Comment
  JEPS69628  Gilia latifolia W. L. Jepson 1914-5-18 6027 Riverside n Indio (County Well); Colorado Desert, n of Indio, County Well 304 Comment
  UCR60707  Gilia maculata R. F. Thorne, M. Z. Thorne 1973-3-30 42656 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  RSA0017093  Gilia ochroleuca subsp. exilis D. L. Banks, S. D. Boyd 1995-4-5 0148 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, W of the Dripping Springs Trail, on alluvial terraces of the W fork of Arroyo Seco. 3 573 Comment
  UCR140891  Gilia ochroleuca subsp. exilis Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR48345  Gilia ochroleuca subsp. exilis Steve Boyd 1986-4-22 1755 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  RSA0095188  Gilia ochroleuca subsp. exilis Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 317 Comment
  RSA712687  Glinus lotoides A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27909 Riverside Peninsular Range: Alberhill Mountain, SE of old clay mining area. 448 Comment
  RSA575851  Glinus lotoides Steve Boyd 1983-7-13 s.n. Riverside Gavilan Hills region, south shore of Lake Mathews. 424 Comment
  POM48365  Glyceria striata P. A. Munz, I. M. Johnston 1924-7-27 8784 Riverside Dark Canyon, San Jacinto Mountains 2134 Comment
  UC73173  Glycyrrhiza lepidota M. F. Gilman 1904-1 41 Riverside Banning Comment
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Mar 13 2011
  UCR140563  Gnaphalium californicum Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 8- 66 Riverside San Jacinto Mtns, San Bernardino National Forest, Hwy 74 near Cranston Guard Station, 10 miles east of Hemet, Site L8 581 Comment
  UCR65274  Gnaphalium canescens subsp. microcephalum Steve Boyd, O. Mistretta 1989-7-18 3765 Riverside Peninsular Range, Vail Lake Area, Temecula Creek Canyon 0.5 mi west of dam 421 Comment
  UCR234241  Gnaphalium leucocephalum A. C. Sanders, T. B. Salvato 2012-4-27 40086 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. near I-15 crossing and mouth of Mayhew Cyn. 314 Comment
  RSA855  Gnaphalium microcephalum J. T. Howell 1928-7-7 1033 Riverside Near Glen Ivy. 457 Comment
  UCR157950  Gnaphalium palustre T. B. Salvato, A. C. Sanders 2005-5-17 920 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR96868  Gnaphalium palustre Scott D. White 1993-4-25 1278 Riverside Winchester Hills area: agricultural fields, near vernal pools Comment
  JOTR32143  Guillenia lasiophylla La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2299 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  POM48137  Guillenia lasiophylla E. Schlinger 1920-05 s.n. Riverside Canyon Coachella, Colorado Desert Comment
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Nov 19 2011
  RSA651181  Guillenia lasiophylla Marion P. Harthill 1973-2-17 1578 Riverside Scissors Crossing, [to?] Palm Springs 731 Comment
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Jun 9 2013
  CAS-BOT-BC314527  Gutierrezia californica Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs 60 Comment
  RSA593377  Gutierrezia californica Scott D. White 1996-7-23 4357 Riverside Pinyon Flat Area: N of Hwy 74, ca. 10 road miles E of jct. w/Hwy 371. W facing slope of Sugarloaf Mtn. and adjacent valley. 1250 Comment
  SBBG62672  Gutierrezia californica M. N. Ackley 1928-4-1 210 Riverside Snow Crk, Mt San Jacinto 518 Comment
  RSA709849  Gutierrezia microcephala Sarah J. De Groot, L. Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4628 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  UC1523503  Gutierrezia microcephala Robert F. Thorne and Rolf and Gertrud Dahlgren 1979-8-23 53596 Riverside along road at meeting area of Mojave and Colorado Deserts Pinto Basin Road; Mojave and Colorado Desert border area, Pinto Basin Road 1097 Comment
  SEINET188337  Halliophytum hallii C. L. Hitchcock 1940-4-2 5926 Riverside Joshua Tree National Monument; Cottonwood Spring wash Comment
  CLARK-A1528-1881  Haplopappus cuneatus John C. Roos 1942-10-24 2575 Riverside Joshua Tree National Park Comment
  UCR14479  Harpagonella palmeri O. F. Clarke 1973-4-19 s.n. Riverside Peninsular Range, Calvert property, Lake Skinner 610 Comment
  SBBG94677  Hazardia squarrosa S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 air mi SW of Temecula, on Via Yerba Rd, E of Vaquero Rd 396 Comment
  UCR250218  Hedypnois cretica A. C. Sanders 2014-4-8 40982 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.5 km NW of El Hermano Rd., c. 0.8 km SE of I-15 crossing 315 Comment
  LA204760  Helianthemum scoparium C. B. Wolf; 1936-6-17 7956 Riverside Santa Ana Mountains, Tenaja Road, 1.4 mi. off Ortega Highway, on road to La Cienaga 609 Comment
  SDSU13563  Helianthus annuus W. Miller with C. Mosse 1972-7-11 Riverside Comment
  RSA289851  Helianthus annuus subsp. lenticularis B. A. Prigge 1980-9-16 4051 Riverside Indio. Coachella Valley Stormwater Channel. 0 Comment
  SEINET5711055  Helianthus californicus Lowell E. Urbatsch, Jim Grace; Sue Grace 1995-1 7094 Riverside Road to Idyllwild from Banning, ca. 5.5 miles from the south edge of Banning along CA 243; San Bernardino National Forest.; Banning 1219 Comment
  CDA6475  Helianthus gracilentus F. J. Willmarth 1961-5-26 Riverside Along Cherry Ave, north of Cherry Valley, Beaumont District. 0 Comment
  UCR261216  Helianthus gracilentus A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41734 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 396 Comment
  UCSB9944  Helianthus petiolaris Ballard 1954-10-30 Riverside 3 miles south of Chino Men's Reform Institution 198 Comment
  POM14105  Heliotropium curassavicum var. oculatum P. A. Munz, D. D. Keck 1922-4-9 4880 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  SD122190  Heliotropium curassavicum var. oculatum James C. Dice, J. DeWald 1987-10-5 735 Riverside Santa Margarita River near aquaduct crossing. 245 Comment
  SEINET2052675 Image available Hemizonia fasciculata Steven J. Southwell 1971-5-25 Riverside E. side of Pidgeon Pass Rd. approx. 3 miles N of Hwy 74. 609 Comment
  RSA736978  Hemizonia mohavensis Scott D. White, Angelia Carey, Linca Archa 2004-8-5 10670 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  RSA674810  Hemizonia paniculata Scott D. White 2001-6-29 8629 -A Riverside Meniffe Valley: About 1.4 air mi SW of the I-215/ Newport Rd. Interchange, northwest of the intersection of HollandRd. and Bradley Rd. 439 Comment
  UCR172215  Hemizonia paniculata John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  UCR177632  Hemizonia paniculata John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., near Reed Valley on powerline trail west of Juan Diego Flats, NW of Cahuilla Mountain 1067 Comment
  UCR201877  Hemizonia paniculata Justin M. Wood 2008-9-22 166 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCR62105  Hemizonia paniculata Ed LaRue 1989-6-14 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, east edge of Plateau overlooking town of Murrieta; c. 1.25 mi west of town and c. 1 mi (airline) east of De Luz Road 549 Comment
  RSA532585  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, in an open ditch just east of Gateway farms. The site is just south of Newport Rd, at the Newport and Lucas Rd interesection. 517 Comment
  RSA691952  Hemizonia pungens subsp. laevis Scott D. White, Michael Honer 2003-4-9 8966 Riverside Hemet Area: Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of 'Tres Cerritos.' Former chicken farm. 473 Comment
  RSA605748  Herniaria hirsuta subsp. cinerea A. C. Sanders, G. Helmkamp 1996-3-17 17986 Riverside Coachella Valley; Palm Springs, mouth of Palm Canyon, 0.5km E of Palm Canyon Dr. on Bogert Trail 163 Comment
  RSA562056  Hesperocallis undulata Steve Boyd, Carol Boyd 1992-4-19 6928 Riverside N end of the Granite Mountains along powerline road near junction of Highway 177 and Highway 62. Area of transition between Mojave and colorado Deserts. Comment
  CAS-BOT-BC508662  Hesperocallis undulata Eliz. Parsons 1917-3-31 s.n. Riverside Mecca Comment
  RSA676085  Hesperocnide tenella Scott D. White 2001-4-13 8327 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  UCR100297  Hesperocnide tenella B. G. Pitzer 1997-4-20 3185 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  RSA586246  Heterocodon rariflorum D. L. Banks, S. D. Boyd 1995-3-30 0118 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, E of the Woodchuck Trail. 713 Comment
  RSA720461  Heterocodon rariflorum Naomi Fraga, Steve Boyd, Sarah Siedschlag 2006-5-22 1680 Riverside On road the leads to Duchess Canyon, east of Fobes Ranch. 1677 Comment
  SDSU13566  Heterotheca grandiflora W. Miller with C. Mosse 1972-7-13 Riverside West of M.W.D. Station. Comment
  RSA0075900  Heterotheca grandiflora D. L. Banks, Victor Steinmann 1996-4-20 0905 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 road junction between the main Preserve Road and the road to the Emerson Cottage., Along road junction between the main Preserve Road and the road to the Emerson Cottage. 466 Comment
  RSA0103444  Heterotheca sessiliflora Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8562 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  UC63207  Heterotheca sessiliflora subsp. echioides H. M. Hall Aug 1 1901-Aug 10 1901 2607 Riverside Strawberry Valley; San Jacinto Mountains 1615 Comment
  SD114911  Heuchera rubescens Fred T. Sproul 1977-8-14 190 Riverside Along road to Santa Rosa Peak. Near its turn toward the south to the summit Comment
  RSA0104412  Hibiscus denudatus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7741 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  RSA696195  Hieracium albiflorum Keith E. Hoffmaster 1937-7-5 s.n. Riverside Fern Valley, San Jacinto Mtns Comment
  POM360476  Hieracium horridum Albert J. Perkins 1916-9-15 s.n. Riverside Summit, Tahquitz Peak. Comment
  UCR2457  Hilaria rigida F. M. Reed 1931-4-11 6941 Riverside Sonoran (Colorado) Desert, Chuckwalla Mesa, 'eastern Mohave Desert', near Fullers Well [=Chuckwalla Well?] 598 Comment
  UCR92640  Hilaria rigida 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
  CAS-BOT-BC207515  Hoffmannseggia glauca H. M. Hall 1905-4-20 5829 Riverside Colorado Desert, Coachella 20 Comment
  UCR89998  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, Ford Dry Lake, north of Interstate Hwy 10 at Ford Dry Lake Road, near site of Hopkins Well 110 Comment
  NY43420  Hoffmannseggia microphylla C. R. Annable 1995-3-10 2260 Riverside 1.6km S of Lake Cahuilla County Park Comment
  UCR189580  Holocarpha virgata subsp. elongata Andrea Salzman 2006-10-12 196 Riverside Peninsular Range; Santa Ana Mountains, along road from Tenaja Gaurd Station, above Tenaja Canyon. San Mateo Canyon 599 Comment
  RSA309523  Holodiscus discolor James R. Shevock 1978-4-26 5904 Riverside Northeast side of Pleasants Peak, Cleveland National Forest 1189 Comment
  UCD85629  Hordeum depressum A. C. Sanders; D. Malueg 2001-5-17 24358 Riverside Perris-Aguanga Basin Region. Gasline right of way across Pinto and Hoopes Ranches, E of Briggs Rd. at and near Warm Springs Creek, S of Scott Rd. 414 Comment
  UCR225736  Hordeum depressum A. C. Sanders, T. B. Salvato 2011-3-30 38892 Riverside Peninsular Range; Elsinore Trough, city of Lake Elsinore, Baker St. c. 100 m NW of Hwy 74/Riverside Dr. 381 Comment
  UCSB45608  Hordeum intercedens Roos, John 1952-4-23 Riverside 1 mile southeast of Perris 426 Comment
  UCR97285  Hordeum marinum Scott D. White 1993-3-12 1157 Riverside Perris-Aguanga Basin Region, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave 445 Comment
  HSC101531  Hordeum murinum subsp. murinum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-14 12753 Riverside Weedlot in Indio, CA 10 Comment
  UCR83242  Hordeum vulgare N. M. Fellows 1982-4-14 s.n. Riverside Riverside, on the edge of Pigeon Pass Road north of Hwy 60 518 Comment
  POM47566  Horkelia clevelandii Philip A. Munz, I. M. Johnson 1924-7-27 8760 Riverside Dark Canyon, San Jacinto Mountains. 2409 Comment
  UC32853  Hulsea heterochroma H. M. Hall 1901-6-1 2048 Riverside s slopes in vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  POM361063  Hymenoclea salsola Ora M. Clark 1929-2-24 1537 Riverside Cabazon, Colorado Desert. Comment
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Mar 13 2011
  POM361066  Hymenoclea salsola T. L. Secrest 1950-3-13 s.n. Riverside Near Salton Sea. Comment
  RSA650973  Hymenoclea salsola Marion P. Harthill 1971-3-19 25 Riverside Palm Desert. Comment
  POM13383  Hymenolobus procumbens E. C. Jaeger 1921-4-5 124 Riverside Murray Canyon. Comment
  SEINET11259614 Image available Hymenoxys odorata H. M. Hall 5914 Riverside Paloverde Valley 76 Comment
  RSA5236  Hypericum androsaemum C. B. Wolf 1932-8-5 3960 Riverside On trail from Tahquitz Valley to San Jacinto Peak; head of a fork of Tahquitz Creek. San Jacinto Mountains. 2744 Comment
  UCR193413  Hypericum formosum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35632 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
  POM254338  Hypochaeris glabra P. A. Munz 1941-5-18 16661 Riverside North end of Santa Rosa Ranch, Elsinore Mts. Comment
  CAS-BOT-BC219732  Hyptis emoryi Peter H. Raven 1958-1-24 11444 Riverside Fargo Canyon Comment
  CAS-BOT-BC219750  Hyptis emoryi Geo. B. Grant 1906-5-1 776 -6610 Riverside On Colorado Desert at Palm Springs Comment
  CLARK-A1528-3136  Hyptis emoryi John C. Roos 1965-12-4 Riverside Chuckwalla Mountains Comment
  POM283419  Hyptis emoryi Lyman Benson 1933-3-31 4184 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
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Feb 26 2008
  POM296040  Hyptis emoryi L. S. Rose 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms to Pines Hwy, 7 miles southwest of Indian Wells. 274 Comment
  UC449943  Hyptis emoryi Geo. B. Grant May 1 1906-May 10 1906 776 -6610 Riverside Colorado Desert Palm Springs (Palm Springs); Colorado Desert Comment
  UC484148  Hyptis emoryi Carl B. Wolf 1930-4-1 1498 Riverside near Cathedral City Comment
  SEINET13948495 Image available Hyptis emoryi N. Dunn, A. M. Martin 1932-1 Riverside Box Canon Comment
  SD126162  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley, west side of Highway 86, 6.25 miles south of its junctiln with Highway 111 in Coachella. -35 Comment
  UCR247349  Ipomoea triloba T. C. Fuller 1962-10-2 9691 Riverside Sonoran (Colorado) Desert, Coachella Valley, south side of Ave. 60, 0.2 mi. east of Jackson St., c. 6 miles south of Indio -28 Comment
  JEPS30089  Isocoma acradenia var. eremophila Lewis S. Rose 1961-11-23 61062 Riverside La Quinta 15 Comment
  POM359295  Isocoma acradenia var. eremophila George R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms. Comment
  UCR112069  Isocoma menziesii var. menziesii Mitch Provance 1999-3-28 1074 Riverside Riverside (Rubidoux), Belltown area, 'gravel pits' just south of 26th St. and Hall Ave. 250 Comment
  RSA486457  Isocoma menziesii var. vernonioides Richard Noyes, L. Arnseth 1988-10-30 759 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  SDSU13569  Isocoma menziesii var. vernonioides W. Miller 1972-8-25 Riverside Northwest cornerr along roadside in coastal sage. Comment
  UCR279366  Isomeris arborea A. C. Sanders, Jim Malusa 2017-3-24 42967 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  UCR21379  Ivesia callida K. Berg 1980-7-30 s.n. Riverside San Jacinto Mtns., S ridge of Tahquitz Peak 2439 Comment
  RSA26279  Ivesia saxosa Reid V. Moran 1941-5-5 846 Riverside East of Quail Spring[s], Joshua Tree National Monument 1300 Comment
  RSA0011070  Juglans californica Scott D. White, Justin M. Wood 2009-5-22 12927 Riverside San Jacinto Mts: Halfway Spring, accessed via Old Control Road. 1159 Comment
  UCR127580  Juglans californica D. E. Bramlet 2003-5-28 3454 Riverside San Gorgonio wash, along dirt road to MWD tailings site, 1768m south of Cabazon, and 762m north of the Colorado aqueduct 545 Comment
  RSA715452  Juncus balticus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32677 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road. 549 Comment
  SEINET3150744  Juncus bufonius H. M. Hall 1904-5-10 4954 Riverside Fremont Park 244 Comment
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Mar 15 2014
  UCR182355  Juncus bufonius Mitch Provance 2005-5-17 6599 B Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 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
  UCR185177  Juncus duranii Naomi Fraga, Et al. 2006-7-11 1723 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  SBBG57264  Juncus effusus R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  UC1971605  Juncus longistylis Scott D. White 1998-7-31 6952 Riverside IDYLLWILD AREA: Strawberry Creek between crossing at Circle Dr. and Humber Park. Comment
  UC729901  Juncus macrandrus Carl B. Wolf 1932-8-5 Riverside on trail from Tahquitz Valley to San Jacinto Peak (1st real wet meadow on trail, head of fork of Tahquitz Creek); San Jacinto Mts., Tahquitz Creek 2743 Comment
  RSA692249  Juncus macrophyllus Scott D. White, Michael Honer 2003-5-27 9400 Riverside 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
  UCR14556  Juncus mexicanus A. C. Sanders 1974-5-12 00674 Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1067 Comment
  POM10227  Juncus rugulosus F. M. Reed 1907-7-4 1449 Riverside North side of Box Spring Mountain. Pigeon Pass Road. Comment
  SD185069  Juncus rugulosus Mitch Provance 2000-6-24 2071 Riverside Santa Ana River Wash, between the Market Street bridge and the 60 Freeway. 244 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
  LA6549  Juniperus californica Harlan Lewis; 1939-10-22 1039 Riverside Santa Rosa Mountains, Pinyon Flats, Pines to Palms Highway 1219 Comment
  RSA717678  Juniperus californica A. C. Sanders 2004-5-5 27773 Riverside Gavilan Hills; route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak 579 Comment
  CAS-BOT-BC234578  Justicia californica T. F. Daniel; K. Ullman; M. L. Butterwick 2006-2-19 10531 Riverside Philip L. Boyd Deep Canyon Desert Research Center, ca. 8 km south of Palm Desert. Coyote Creek 270 Comment
  POM254740  Justicia californica P. A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  RSA778413  Justicia californica Stephanie Rockwood, Christi Gabriel 2011-10-4 55 Riverside Red Cloud Wash Road exit from I10. Follow Red Cloud Wash Rd approximately 5.5 miles. Chuckwalla Bench ACEC. 593 Comment
  UCD121633  Justicia californica Anne Harrison 1962-4-17 29 Riverside Santa Rosa Mountains, State Highway 74. Mountainside overlooking Deep Canyon to the east and Palm Desert to the north. 457 Comment
  SD254720  Kallstroemia californica A. C. Sanders, T. B. Salvato 2012-10-12 40414 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, along Chuckwalla Valley Rd., 2.9 km west of I-10 junction. 120 Comment
  RSA666638  Keckiella antirrhinoides A. C. Sanders, Mark A. Elvin, Julie Vanderwier 2002-4-22 25000 Riverside The Badlands: summit of Mt. Eden, SW of Beaumont. 686 Comment
  RSA79828  Keckiella antirrhinoides F. W. Peirson 1914-04 1105 Riverside Whitewater at head of Coachella Valley. Comment
  SDSU10660  Keckiella antirrhinoides Gerald Collier 1951-5-27 Riverside About 4 miles E of Pinon Flats State Hwy 74, San Jacinto Mtns. Comment
  UCD123744  Keckiella antirrhinoides B. Pitzer 1988-3-12 665 Riverside Santa Jacinto Mountains, on Hwy 74, just east of Cranston Forest Station, between Valle Vista and Mountain Center. 609 Comment
  LA209282  Keckiella antirrhinoides var. antirrhinoides W. E. Pequegnat; April 1937 24 Riverside Santa Ana Mountains, Glen Ivy Comment
  SEINET269162  Kochia scoparia Chet McGaugh 1996-4-26 Riverside Helmet .25 miles west of State Street between Esplande and Cottonwood. Comment
  VVC2011  Koeberlinia spinosa var. tenuispina Katey Palmer, Patty Kermoian 2010-4-9 s.n. Riverside Colorado Desert, 6 miles north of Desert Center 201 Comment
  POM206592  Koeleria macrantha H. M. Hall 1901-06 2066 Riverside South side of San Jacinto Mountains 1524 Comment
  LA45678  Krameria bicolor S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  RSA718174  Krameria canescens Howard Mullins 1931-4-11 s.n. Riverside Thousand Palms Comment
  CAS-BOT-BC43704  Krameria erecta Joy Keck 1935-4-15 3840 Riverside Lower Morongo Canyon Comment
  UCR281013  Krameria erecta Fred M. Roberts 2016-3-5 7986 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: west end, 4.3 km E Palen Pass and 2.2 km W 'Peak 602" 113 Comment
  POM122278  Krameria grayi Marcus E. Jones 1925-4-24 s.n. Riverside Thousand Palms. Comment
  UCR272254  Krameria grayi Duncan S. Bell, Amanda Turek 2009-3-29 154 Riverside Mojave Desert, large western drainage of the Arica Mountains, within the Palen/McCoy wildernes area 434 Comment
  RSA736792  Lactuca serriola Scott D. White, Angelia Carey 2004-7-2 10572 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UCR22000  Lactuca serriola Steve Boyd 1980-7-12 336 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UC1605434  Lagophylla ramosissima Steve Boyd and Tim Ross 1994-9-14 8342 Riverside about 0.5 mi s Serrano Spring (sw edge of Oak Flats area); Southern Santa Ana Mountains, Cleveland NF, San Mateo Cany 731 Comment
  RSA658972  Lamarckia aurea Margaret Murphy 1983-4-15 3 -A Riverside located in the north section of [parcel] 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  UCR24236  Langloisia matthewsii John C. Roos 1937-4-23 803 Riverside Sonoran (Colorado) Desert, from Hwy 62 to Morongo Pass near Garnet, Coachella Valley Comment
  POM292860  Langloisia setosissima subsp. setosissima Lyman Benson 1949-3-28 13579 Riverside Wash at east end of Pines to Palms Highway just above junction of Palm Springs-Indio Road; Mt. Range: Santa Rosa Mountains; Drainage area: Colorado Desert. 304 Comment
  POM2798  Larrea tridentata Marjorie Shaw 1916-03 s.n. Riverside Palm Springs. Comment
  RSA480026  Larrea tridentata Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2149 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA766668  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-22 161 Riverside Chuckwalla Valley. N of I-10. Wiley Well Rd exit on 4x4 rd towards McCoy Peak. 213 Comment
  SBBG109171  Larrea tridentata D. Wilken with G. A. Wilken 1997-11-1 15373 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  RSA610612  Lastarriaea coriacea R. S. Woglum 1938-5-1 1605 B Riverside Peninsular Ranges: South of Hemet; San Jacinto Valley west of San Jacinto Mountains. Comment
  SD137664  Lastarriaea coriacea Darin L. Banks, Steve Boyd 1995-5-3 206 Riverside Agua Tibia Wilderness area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove area 500 Comment
  SD137868  Lasthenia californica Darin L. Banks, Steve Boyd 1995-3-16 87 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain; east of the Dripping Springs Alcove. 515 Comment
  RSA0069665  Lasthenia coronaria Cheryl Sevilla, Sarah J. De Groot 2015-2-18 13 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; on the plain to the east of Mission Creek; 0.4 miles northwest of the Stone House. 783 Comment
  RSA645634  Lasthenia coronaria Scott D. White 1999-5-2 7283 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
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Apr 23 2011
  SJSU11845  Lasthenia coronaria K. W. Radford 1956-3-26 109 Riverside 5 mi S of Morongo Valley Comment
  UCR177992  Lasthenia coronaria 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
  JEPS102002  Lasthenia glabrata subsp. coulteri Raymund Chan 1998-3-22 98005 Riverside 1.5 mi W of Lakeview (on N side of Ramona Expressway; 200-300 ft E of San Jacinto River) Comment
  RSA554450  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1992-4-29 2246 Riverside San Jacinto Valley, ca. 530m W of Gilman Springs Rd (State Hwy 79). & ca. 760m S of Bold Style Avenue. Just NW of the Quail Ranch golf course. 435 Comment
  RSA356712  Lasthenia gracilis R. F. Thorne 1975-5-20 45512 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA660556  Lasthenia gracilis Lydia Paneri 1982-4-17 14 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  UC893748  Lasthenia gracilis K. Watkins and E. McClintock 1937-4-9 Riverside between Hemet and Winchester Comment
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Mar 20 2011
  UCSB40450  Lasthenia gracilis Ochs, Clifford 1980-3-25 Riverside On N. side of State Highway 79, 15 miles W. of Vail Lake 274 Comment
  RSA651396  Lathyrus vestitus subsp. laetiflorus Sandy Gray 1981-5-15 27 Riverside Hwy 60 N. Beaumont Bogart State park. 792 Comment
  JOTR16604  Layia glandulosa Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLAT 1645 Comment
  CAS-BOT-BC379630  Layia platyglossa Palmer Stockwell 1935-5-12 1220 Riverside 2.5 mi. N of Elsinore Comment
  CAS-BOT-BC379673  Layia platyglossa H. M. Hall 1899-5-1 s.n. Riverside San Jacinto Mountains, Southern California; Johnsons 1676 Comment
  UC1292588  Layia platyglossa C. L. Hitchcock and C. V. Muhlick 1964-3-17 23095 Riverside 3 mi se Glen Ivy Hot Springs Comment
  UCR127331  Layia platyglossa A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25840 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UCR266478  Layia platyglossa Mitch Provance, Matt Amalong 2015-3-25 315- 38 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  SD73610  Layia platyglossa subsp. campestris Helen V. Witham 1970-5-1 863 Riverside Bajutista Canyon, southeast of Hemet 1000 Comment
  RSA586313  Lemna minuta Darin L. Banks, Steve Boyd 1995-5-3 224 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
  SEINET11257130  Lepidium densiflorum D. Atwood 1993-3-27 17692 Riverside Corona Del Mar State Park, along Newport Coast Drive 0 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
  SEINET9119074  Lepidium fremontii D. Myrick 1965-1 1072 Riverside Joshua Tree National Monument near White Tank Public Camp. 762 Comment
  UCR41357  Lepidium lasiocarpum subsp. lasiocarpum N. M. Fellows 1985-3-3 93 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mountain, l mile west of Snow Creek Village 489 Comment
  UCR189293  Lepidium latifolium Fred M. Roberts, S. Leatherman 2007-9-19 6598 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR240264  Lepidium latipes var. latipes D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4826 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  RSA429666  Lepidium virginicum var. pubescens E. Crow 1929-4-21 334 Riverside North of Alberhill Comment
  RSA673718  Lepidium virginicum var. pubescens Scott D. White, W. La Haye 2000-5-27 7951 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  POM113965  Lepidium virginicum var. robinsonii Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  UCR241104  Lepidium virginicum var. robinsonii A. C. Sanders, Timothy W. Chumley 2013-4-2 40741 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  JOTR35237  Lepidospartum squamatum Wheeler, Mark 2011-10-19 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains, Eureka Peak Complex, below Eureka peak on west boundary Comment
  UC33118  Lepidospartum squamatum H. M. Hall 1899-8-2 1367 Riverside Riverside Comment
  UCR250403  Lepidospartum squamatum Jeremiah George 2012-10-17 s.n. Riverside San Gorgonio Pass, SW of Banning, under SCE powerline right-of-way east of South Highland Home Rd. and north of Laird Rd. 745 Comment
  UCR59468  Leptochloa fascicularis Jeri Hirshberg 1989-7-12 s.n. Riverside Lake Perris: shoreline at east end of lake. 488 Comment
  RSA723302  Leptochloa fusca subsp. uninervia P. M. Peterson, D. R. Peterson 1988-8-24 4989 Riverside Batista Canyon Wash, entering San Jacinto River (Wash), Just N. of Cedar & Mountain, NE end of Hemet Comment
  CAS-BOT-BC274376  Leptochloa panicea subsp. brachiata Malcom A. Nobs; S. Galen Smith 1948-9-3 489 Riverside 2 miles north of Indio Comment
  UCD64135  Leptochloa panicea subsp. mucronata Malcom A. Nobs; S. Galen Smith 1948-9-3 489 Riverside Imperial Valley, 2 miles north of Indio. Comment
  SEINET4854776  Leptodactylon californicum subsp. tomentosum C. Leo Hitchcock 1940-4-12 6041 Riverside 8 mi NW of Elsinore. 457 Comment
  RSA36204  Leptosiphon androsaceus Frank W. Gould 1943-4-18 2149 Riverside On steep grassy slopes 1 mile west of Banning; foothills of the San Jacinto Mountains. Comment
  HSC85403  Leptosiphon lemmonii Steve Boyd 1986-4-19 1696 Riverside Temescal Canyon, E side of Indian wash between I-15 and Temescal Canyon Rd. Comment
  SD137679  Leptosiphon lemmonii Darin L. Banks, Steve Boyd 1995-5-30 475 Riverside Northwest Palomar Mountains; Agua Tibia Wilderness Area, north flank of Agua Tibia Mountain along the Drippiong Springs Trail; south opf the Dripping Springs Campground just inside the wilderness boundary. 505 Comment
  UCR143339  Lessingia filaginifolia var. filaginifolia I. W. Clokey, E. G. Anderson 1935-8-21 6963 Riverside San Jacinto Mtns., Keen Camp P.O. '1350 m 1463 Comment
  RSA500172  Leymus triticoides Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3655 Riverside Vail Lake area, W base of hills between Temecula and Wilson Creeks. 488 Comment
  CDA5383  Ligustrum lucidum A. C. Sanders 2000-12-16 23728 Riverside San Bernardino Valley; City of Riverside; UCR campus, along Big Springs Rd. just east of Campus Dr. Comment
  RSA515325  Lilaea scilloides Jeri Hirshberg 1989-4-4 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, SW of Mesa de Burro, and NW of Mesa de la Punta. 610 Comment
  SEINET10501671  Lilaea scilloides James S. Henrickson 1969-5-15 Henrickson 3225 Riverside 6 miles W of Murrieta on Santa Rosa Plateau at Tenaja Lake; ca 2 miles E of Tenaja Forest Station; common in low water and moist margins of shallow lake, with Downingia, Heleocharis, Plagiobothrys, Elatine, etc. 610 Comment
  RSA741006  Limnanthes gracilis subsp. parishii Scott D. White, Justin M. Wood 2008-6-18 12218 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCR2869  Limonium sinuatum N. J. Matthews 1963-5-5 50563- 01 Riverside San Jacinto Valley, San Jacinto, Hwy 79, in front of Hemacinto Drive-In Theatre 457 Comment
  CLARK-A1045-167  Linanthus androsaceus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5' Q Comment
  UCR25549  Linanthus androsaceus John C. Roos 1941-4-19 167 Riverside Peninsular Range, Loma Linda Hills/Box Springs Mtns.; plateau in Reche Canyon 671 Comment
  JOTR16799  Linanthus aureus subsp. aureus Walters, Jim 1967-3-14 s.n. Riverside Joshua Tree National Park. PLEASANT VALLEY 1005 Comment
  UCR121237  Linanthus ciliatus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2295 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR281228  Linanthus dianthiflorus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 46 Riverside Temescal Valley, East end of Concordia Ranch Rd., open space adjacent to east side of the equipment yard 390 Comment
  POM14282  Linanthus dianthiflorus subsp. farinosus P. A. Munz 1922-4-30 5134 Riverside Tucalota Creek, south of Hemet Comment
  UCR13884  Linanthus floribundus J. Zabriskie 1973-8-12 374 Riverside Santa Rosa Mtns., Horsethief Canyon Comment
  POM191837  Linanthus jaegeri H. M. Hall 2323 Riverside Tahquitz Peak. Comment
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Oct 29 2006
  RSA705491  Linanthus jonesii J. Mark Porter, Sarah J. De Groot 2005-3-9 14247 Riverside E. of State Route 62, on paved road between Peirson Blvd. and Indian Ave., N of the Metropolitan Water District Reservoir, Morongo Valley; on both sides of the road. 486 Comment
  UCR254611  Linanthus jonesii Jim Andre, Glenn Clifton, Ron Kelley 2013-3-21 24383 Riverside NE Colorado Desert, West Riverside Mountains; at base of NW corner of 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
  UC23788  Linanthus liniflorus A. J. McClatchie 1892-6-8 40 Riverside near Elsinore Comment
  UC489015  Linanthus liniflorus C. V. Meyer 1929-6-18 765 Riverside Hemet Valley San Jacinto Mts. 1219 Comment
  UCR201447  Linanthus liniflorus Scott D. White, Justin M. Wood 2008-6-5 12071 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UC23767  Linanthus parviflorus H. M. Hall 1896-4-3 272 Riverside near Riverside Comment
  UCR167867  Linanthus parviflorus T. B. Salvato, John F. Green 2004-5-27 573 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR281260  Linaria canadensis var. texana Mitch Provance, Jeremiah George 2017-3-21 317- 59 Riverside Temescal Valley, S side of Highway I-15, 0.2 miles SSE of Glen Eden Rd. and De Palma Rd. 396 Comment
  SDSU13907  Lithophragma affine Michael G. Simpson 2000-4-2 2066 Riverside Santa Margarita Ecological Reserve (SDSU), ca. 1/4 mile east of Northside field station on bank above dry creek bed. 335 Comment
  RSA339656  Loeflingia squarrosa R. F. Thorne 1980-5-28 54228 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UC909104  Loeseliastrum schottii Frank W. Peirson 1926-2-22 6506 Riverside n. of grove palms 1000-Palm Canyon 152 Comment
  UCSB18438  Loeseliastrum schottii Winn, Will 1963-4-8 Riverside U.S. Highway 60-70; 29.6 miles east of Desert Center 243 Comment
  CAS-BOT-BC342260  Logfia filaginoides H. M. Hall 1903-4-1 3786 Riverside Vicinity of Riverside 365 Comment
  SD137889  Logfia gallica Darin L. Banks, Steve Boyd 1995-5-9 334 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 730 Comment
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Apr 15 2009
  POM15043  Lomatium dasycarpum subsp. dasycarpum Mary F. Spencer 1922-4-25 s.n. Riverside Lamb Canyon Pass, Banning. Comment
  SD120074  Lomatium utriculatum Louis B. Ziegler 1969-5-18 345 Riverside San Jacinto Mountains, Hemet Valley near Pine Meadows, bottom of valley floor 1435 Comment
  UCR118743  Lomatium utriculatum Michael A. Patten 1993-3-20 s.n. Riverside Perris-Aguanga basin region, northeast of Lake Skinner, corner of De Portola Rd. and Barranca Rd., near Black Mountain 640 Comment
  RSA769498  Lomatium vaginatum Justin M. Wood 2010-3-19 1430 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  UCR154388  Lonicera subspicata A. C. Sanders, Mike Misenhelter 2005-6-15 30985 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
  LA204609  Lonicera subspicata var. denudata Carl B. Wolf; 1933-8-24 5377 Riverside Santa Ana Mountains, E slope. 0.5 mi. below summit of Bedford Motorway 975 Comment
  RSA597526  Lonicera subspicata var. denudata L. C. Wheeler 1960-5-9 7689 Riverside Santa Rosa Mountains. Garnet Queen Mine. Comment
  UCR35139  Lonicera subspicata var. johnstonii L. B. Ziegler 1967-7-20 190 Riverside San Jacinto Mtns, Hemet Valley 1433 Comment
  RSA113275  Lotus argophyllus var. argophyllus E. K. Balls 1955-4-1 20413 Riverside Hwy 74, 3 miles NE of Pinyon Flats. Alt 915 Comment
  RSA526167  Lotus argophyllus var. argophyllus Steve Boyd, T. S. Ross 1990-5-11 4670 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR52430  Lotus argyraeus var. argyraeus David Charlton 1988-5-28 2117 Riverside Santa Rosa Mtns, S of Hwy 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp area, S facing slopes, E side 2287 Comment
  UCR178018  Lotus grandiflorus Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 526 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  RSA0043382  Lotus grandiflorus John F. Emmel 1996-6-22 1414 Riverside San Jacinto Mts.; tributary of Dark Canyon, just below Fern Basin Campground (0.1-0.2 air mile west of the campground). 1853 Comment
  UCR225441  Lotus hamatus A. C. Sanders, T. B. Salvato 2011-3-29 38844 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 at Wasson Canyon Rd. and to c. 1/2 between Wasson & Hammack Ave. 500 Comment
  RSA757447  Lotus heermannii Robert F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55226 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta 730 Comment
  UCR213843  Lotus nevadensis Scott D. White, Justin M. Wood 2009-5-21 12858 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  POM48827  Lotus nevadensis var. nevadensis P. A. Munz, I. M. Johnston 1924-7-28 8797 Riverside Pine Flats 1738 Comment
  UC219318  Lotus nevadensis var. nevadensis P. A. Munz 1922-6-27 5851 Riverside Santa Rosa Santa Rosa Mts. 2011 Comment
  UCR38688  Lotus oblongifolius J. M. Stewart 1985-6-2 8522 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon, Palm Canyon drainage 244 Comment
  SEINET3523644  Lotus procumbens var. procumbens A. C. Sanders, H. Spilman, CNPS field trip 1993-4-24 13788 Riverside SE end of San Bernardino Mountains: S end of Whitewater Bench, E side of the mouth of Whitewater Canyon 450 Comment
  JOTR31797  Lotus rigidus La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2099 Riverside Joshua Tree National Park. Eagle Mountains; Cottonwood Oasis 963 Comment
  UC864872  Lotus rigidus Lewis S. Rose 1938-12-22 38336 Riverside 15 mi sw Cathedral City (Palms to Pines Highway); San Jacinto Mts. 670 Comment
  UCR139100  Lotus salsuginosus B. G. Pitzer 1989-4-16 1294 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  UCR214336  Lotus salsuginosus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38375 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
  CSUSB1268  Lotus scoparius Robert A. Hawthorne 1957-5-2 Riverside Reche Canyon 518 Comment
  UCR140566  Lotus scoparius var. brevialatus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 9- 70 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles east of Hemet on Hwy 74 near Dry Creek, Site L9 961 Comment
  UCR275359  Lotus scoparius var. brevialatus T. B. Salvato, Melissa Clemons 2005-6-9 1502 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  CSUSB1244  Lotus strigosus K. S. Gill 1965-4-17 Riverside South side of Highway 60, one mile west of Beaumont. 457 Comment
  RSA709971  Lotus strigosus Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4589 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR101791  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1997-3-5 1325 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR103991  Lotus strigosus George K. Helmkamp 1998-4-3 3086 Riverside Sonoran (Colorado) Desert, West Palm Springs Village area, vic. of Hwy I-10 & Verbenia Ave.; 4 mi. north of Tamarack Rd on Cottonwood Rd. 1280 Comment
  UCR112063  Lotus strigosus Mitch Provance, Seychelle Provance, Juanita Provance, Claude Provance 1999-4-4 1722 Riverside Riverside, 'Whitegates Hills', c. 0.125 miles north of Overlook Pkwy. 381 Comment
  UCR20782  Lotus strigosus A. C. Sanders, Steve Boyd 1980-5-2 1393 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  SEINET2062441 Image available Lotus strigosus var. tomentellus B. Pitzer, L. LaPre 1987-3-2 437 Riverside Bundy Canyon ca. 2 mi SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd., off Raciti Rd. (Romoland 7.5 Quad) 701 Comment
  UCR165809  Lotus strigosus var. tomentellus John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR244434  Lotus strigosus var. tomentellus Jim Andre 2012-4-16 20929 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  POM259965  Lotus tomentellus P. A. Munz 1940-3-23 15722 Riverside north end of Pinto Basin 610 Comment
  RSA406279  Lotus unifoliolatus Robert Gustafson, Gary D. Wallace 1983-6-23 2717 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  SEINET9332282  Lotus unifoliolatus var. unifoliolatus Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  RSA670676  Lotus wrangelianus B. C. Templeton, I. W. Clokey 1930-4-9 1026 Riverside North of Banning 457 Comment
  UCR120847  Lotus wrangelianus D. E. Bramlet 1993-4-12 2320 Riverside Lake Mathews; 46 m north of Cajalco Rd. at a point 762 m east of La Sierra Ave., NW of Siegal Ranch Road 427 Comment
  UCR78631  Ludwigia peploides subsp. peploides Scott D. White 1992-9-11 795 Riverside Vicinity of Gilman Hot Springs, north side of San Jacinto River & a thin strip trending north of the river & west of the Hot Springs 459 Comment
  UC130312  Lupinus H. M. Hall 1899-5-20 1376 Riverside Moreno Comment
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Mar 20 2011
  RSA590647  Lupinus agardhianus E. W. Lathrop 1960-5-6 4788 Riverside 10 miles west of Murrieta. Comment
  RSA769615  Lupinus albifrons var. eminens E. W. Lathrop 1974-6-4 7404 Riverside 3 miles southwest of Corona, Cleveland National Forest, Trabuco District 274 Comment
  CLARK-A1045-305  Lupinus arizonicus George K. Helmkamp 1977-3-20 Riverside Deep Canyon Pinyon Pines area; ; ; Palm Desert 15'Q 1066 Comment
  RSA414841  Lupinus arizonicus T. S. Clare, Johnston 1930-4-13 s.n. Riverside Palm Spring. 305 Comment
  RSA788985  Lupinus arizonicus Aaron C. Sedgwick, David Fraker 2012-3-28 21 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SEINET8043502 Image available Lupinus arizonicus Duncan S. Bell, Evan Meyer 2014-1 6521 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 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
  UCR89579  Lupinus arizonicus George K. Helmkamp 1994-3-8 41 14 Riverside Western Colorado Desert, Indio Hills, junction of Palm Dr. & Varner Rd, below Edom Hill 200 Comment
  SEINET10837901  Lupinus arizonicus subsp. setosissimus Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-22 Holmgren 6471 Riverside Rice valley, 5.1 miles ssw of rice. T2s,r20e,sec.9. Locally common in sandy Gullies. Petals purple, the banner with yellow or red spots 274 Comment
  UC1212156  Lupinus bicolor David Dunn 1941-3-29 932 Riverside two mi w Corona; w of Corona Comment
  UCR152641  Lupinus bicolor A. C. Sanders 2005-4-22 29603 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR174548  Lupinus bicolor Jennifer H. Jones 2006-6-6 400 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; lower ele. part of San Juan Loop Trail, N of Upper San Juan Campground 518 Comment
  UCR225578  Lupinus bicolor A. C. Sanders, T. B. Salvato 2011-3-29 38875 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  UCR21951  Lupinus bicolor subsp. microphyllus Steve Boyd 1980-5-11 242 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
  UCR122525  Lupinus concinnus George K. Helmkamp, E. A. Helmkamp 2001-5-20 6671 Riverside San Jacinto Mountains., Apple Canyon Rd, 1.5 mi NE of CA-74 1463 Comment
  HSC84137  Lupinus densiflorus Sharon K. Dubois 1987-5-10 Riverside San Jacinto Mtn., 1 mi. up Bee Canyon off Hwy. 74 457 Comment
  OBI42759  Lupinus excubitus Melody Lardner 1981-5-19 188 Riverside Collected in the Main St Cyn in the Santa Ana Mts, 3.5 mi S of Hwy 91 at the end of Main St 427 Comment
  JEPS65129  Lupinus excubitus var. austromontanus W. L. Jepson 1901-5-19 1312 Riverside Strawberry Valley Mt. San Jacinto, Strawberry Valley 1676 Comment
  RSA503885  Lupinus excubitus var. hallii N. C. Cooper 1945-5-24 1639 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UCR42380  Lupinus hirsutissimus N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 167 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, 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 489 Comment
  UCD39069  Lupinus microcarpus var. densiflorus Beecher Crampton 1963-5-7 6780 Riverside 5 miles (in direct line) s.e. of Elsinore, Bundy Road. Western part of county. Comment
  SEINET7063561 Image available Lupinus odoratus A. G. Vestal 1947-4-8 s.n. Riverside About 6.8 miles south on Route 3. UTM Zone 11, 509589mE, 3707060mN. (WGS84/NAD83). 610 Comment
  OBI78143  Lupinus sparsiflorus David J. Keil, Malcolm McLeod 1979-3-18 12970 Riverside Alberthill Jctn along Hwy 71 366 Comment
  RSA770857  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4931 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  RSA414826  Lupinus succulentus M. B. Dunkle 1934-3-18 3863 Riverside Moreno 488 Comment
  RSA522732  Lupinus succulentus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3837 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
  SD137763  Lupinus truncatus Darin L. Banks, Steve Boyd 1995-3-30 122 Riverside Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, west of the Dripping Springs Alcove, east of the Woodchuck Trail. 725 Comment
  SEINET10489082  Lupinus truncatus Robert F. Thorne 1983-4-23 Thorne 55499 Riverside San bernandino mts: sandy wash along whitewater river where road crosses river Below fish hatchery, ca 4 mi n or whitewater post office. Erect, Reddish-purple-flowered annual. 640 Comment
  UCR22195  Lycium andersonii Steve Boyd 1980-11-10 366 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR41638  Lycium andersonii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6094 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA80345  Lycium brevipes F. W. Peirson 1926-1-31 6493 Riverside Dos Palmas, Colorado Desert. Comment
  CAS-BOT-BC231643  Lycium fremontii David B. Dunn 1946-2-22 1977 Riverside Hidden Springs Canyon in the vicinity of the Palms Comment
  RSA775918  Lycium torreyi Duncan S. Bell, Amanda Turek 2010-4-10 812 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA435266  Lythrum californicum H. de Forest 1932-8-28 s.n. Riverside 1st Spring from San Jacinto. Comment
  UCR116479  Lythrum hyssopifolia A. C. Sanders, T. B. Salvato 2001-5-25 24379 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR55266  Lythrum hyssopifolia L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  SD227848  Maclura pomifera A. C. Sanders, K. C. Rose 1999-6-18 22799 Riverside Skinner/Domenigoni area; French Valley, E side of Wawhington Ave., 1/2 mile S of Rawson Rd. (Winchester 7.5'Q). 438 Comment
  UCR195127  Madia gracilis A. C. Sanders, Tim Thomas 2008-8-1 35956 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  RSA495433  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2959 Riverside Vail Lake area, west shore of lake, Kolb Crk. drainage in series of small side draws. 441 Comment
  RSA433319  Malacothamnus fasciculatus Robert Gustafson, Gary D. Wallace 1983-6-23 2722 Riverside along Clinton Keith Road, ca 2.5 miles from its junction with Highway 15, Santa Ana Mountains Comment
  UCR120926  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24926 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  RSA0087579  Malacothamnus fasciculatus N. C. Cooper 1944-7-15 1591 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  UCR72183  Malacothrix coulteri Theo Glenn 1992-3-31 92 10 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  CAS-BOT-BC347689  Malacothrix glabrata L. R. Abrams 1926-3-25 11001 Riverside Near Banning Comment
  POM6609  Malacothrix glabrata P. A. Munz, L. T. Street, Williams 1919-3-28 2370 Riverside San Gorgonio Pass, near Banning 701 Comment
  RSA613903  Malacothrix glabrata A. C. Sanders, P. Mackay, Tim C. Thomas, O. F. Clarke 1997-5-4 20642 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
  RSA775224  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4477 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
  SBBG35055  Malacothrix glabrata T. L. Secrest 1948-4-10 Riverside near Sage Comment
  SBBG66070  Malacothrix glabrata A. J. McClatchie -May-1892 Riverside Elsinore Comment
  UCR116804  Malacothrix glabrata A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23934 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR167466  Malacothrix glabrata 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
  UCD134443  Malacothrix saxatilis var. tenuifolia K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCR110371  Malvella leprosa A. C. Sanders, Mitch Provance 1999-9-26 23122 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
  UCR59719  Malvella leprosa George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, S of Ripley at 32nd Street and Rannells Blvd 75 Comment
  SEINET4584946 Image available Marah fabacea C. Baker 1957-5-3 s.n. Riverside On edge of Redlands 418 Comment
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Aug 16 2015
  RSA708060  Marah macrocarpa Scott D. White, Angelia Carey 2004-4-16 10153 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  SBBG54812  Marah macrocarpa D. Keil, M. McLeod 1979-3-18 12976 Riverside ca. 0.5 mi W of jct with Riverside County rd R-3 along Hwy 79 548 Comment
  RSA775339  Marah macrocarpa var. macrocarpa Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5020 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  JEPS121576  Marina parryi Adam C. Schneider with Will Freyman 2014-2-16 409 Riverside East side of Highway 177. Comment
  SBBG104638  Marina parryi T. Glenn 1991-4-30 91 -58 Riverside McCoy Mtns NW of Blythe 170 Comment
  UCR260312  Marina parryi A. C. Sanders, Jim Malusa 2015-3-10 41381 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 611 Comment
  RSA586319  Marrubium vulgare D. L. Banks, Steve D. Boyd 1995-5-3 230 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
  RSA409844  Marrubium vulgare Freda Detmers 1931-6-19 s.n. Riverside Chino Hills. Comment
  UCR141230  Marsilea vestita A. C. Sanders, Mike Misenhelter 2004-10-6 28838 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 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
  RSA714662  Matricaria globifera A. C. Sanders 2004-4-9 27479 Riverside Perris Valley: Ramona Expressway at east end of Lake Perris dam. 457 Comment
  RSA660553  Matricaria matricarioides Lydia Paneri 1982-4-17 12 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  SBBG101666  Meconella denticulata S. Boyd 1991-5-20 6269 Riverside NW of Lake Elsinore, lower Rice Cyn, just inside Cleveland Nat For boundary Comment
  JOTR30918  Melica frutescens La Doux, Tasha, Bill Truesdell 2008-4-29 2594 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Steep rocky slopes above side canyon, south of Johnny Lang Canyon (Stop 7) 1208 Comment
  RSA0080080  Melica frutescens A. R. Roos 1937-4-18 s.n. Riverside Snow Creek, N. side of the San Jacinto Mtns. Comment
  UC1930123  Melica imperfecta Scott D. White 2003-3-21 8821 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UCR113150  Melica imperfecta A. C. Sanders 1998-3-11 21682 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  UCR162267  Melica imperfecta S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  SEINET10599478  Melica imperfecta Frank W. Gould 1944-4-4 Gould 2207 Riverside In Salvia apiana association 12 miles south of Corona on road to Elsinore. Comment
  RSA741426  Melilotus indicus Justin M. Wood 2008-12-2 264 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  SDSU13598  Melilotus indicus W. Miller 1972-8-10 Riverside Comment
  RSA556497  Melilotus indicus Julie Greene 1993-4-3 1111 Riverside San Jacinto Wildlife Area; around pond #3. 442 Comment
  UCR80279  Mentha aquatica L. C. Wheeler 1932-9-4 1316 Riverside Prado Basin, Santa Ana River at Chino Creek 183 Comment
  SD136815  Mentha spicata var. spicata Steve Boyd 1994-10-14 8395 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. San Mateo Canyon, steep rocky slope and bedrock pools in canyon bottom upstream from the confluence with Bluewater Canyon. 316 Comment
  JEPS41159  Mentzelia affinis W. L. Jepson May 17 1901-Jun 1 1901 1234 Riverside Riverside, Santa Rosa Peak and Palomar Comment
  RSA69703  Mentzelia affinis F. W. Peirson 1928-3-11 7713 Riverside 8 miles SE of Palm Springs, Riverside County. Comment
  JOTR35453  Mentzelia albicaulis Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 57 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  RSA69690  Mentzelia desertorum F. W. Peirson 1922-4-12 751 Riverside along boulevard, 18 mi. southeast of Coachella. Comment
  UCSB4238  Mentzelia desertorum Krogen, Roger 1957-1 Riverside 7 mi. E of Mecca on HWY 195, Box Canyon Wash Comment
  CSUSB969  Mentzelia involucrata Leland R. Dykes 1962-4-1 10 Riverside White Water Canyon Road, 4.5 miles north of US 60 Comment
  UCSB33608  Mentzelia involucrata Simmons, Karen 1979-3-25 Riverside 8.8 miles southwest of Hwy. 10, on Box Canyon Rd. 30 Comment
  POM259710  Mentzelia involucrata var. megalantha P. A. Munz 1940-3-22 15662 Riverside Whitewater Canyon 2 miles north of Banning-Indio boulevard. Comment
  UCR166291  Mentzelia jonesii Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  RSA162701  Mentzelia micrantha J. D. Olmsted 1959-4-18 426 Riverside Santa Ana Mtn. base. 3 miles N of Elsinore on Hwy 71 in weedy area on East side of road. 335 Comment
  CLARK-A1045-189  Micropus californicus George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains Southern Oak Woodland; Wildomar 7.5'Q Comment
  UCR220145  Micropus californicus D. E. Bramlet 1989-4-12 1834 Riverside Peninsular Range; Perris-Aguanga Basin region, South Domenigoni Hills, 600 ft. east of Rawson Canyon, c. 6000 ft. south of Newport Rd. [site now under water of Diamond Valley Reservoir] 518 Comment
  RSA501008B  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3127 B Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  RSA0013705  Microsteris gracilis LeRoy Gross, Grace Cho 2013-4-9 6001 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
  RSA0029100  Mimulus John F. Emmel 1989-3-15 1118 Riverside Bernasconi Hills east of Lake Perris. Slope 0.4 air mi NE of peak 2381. 488 Comment
  POM8484  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2294 Riverside Butte west of Lakeview. 610 Comment
  RSA550792  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-18 1069 Riverside 3.3 mi. N of Lakeview (at Ramona Expressway) along Davis Rd. ; 308 rd. mi. S of Hwy 60 485 Comment
  UC943817  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-9 5590 Riverside 1 mi n San Diego Co. line (near Aguanga on Highway 71) Comment
  UCR1657  Mimulus aurantiacus var. pubescens Leland R. Dykes 1962-5-1 61 Riverside Santa Ana Mtns, San Mateo Canyon Road, c. 10.5 mi west of Palomar Road, Murrieta Comment
  RSA4390  Mimulus aurantiacus var. puniceus Dorothy R. Wolf 1932-3-20 36 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  RSA519222  Mimulus aurantiacus var. puniceus M. Lee Overholtzer 1961-3-29 136 Riverside South of Lake Elsinore on roadside of Ortaga Hiway overlooking the Lake. Comment
  UCR138154  Mimulus aurantiacus var. puniceus D. L. Banks 1997-2-23 1305 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
  UCR22113  Mimulus aurantiacus var. puniceus Steve Boyd 1980-4-8 116 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR90980  Mimulus aurantiacus var. puniceus Scott D. White 1996-3-16 3822 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  JOTR33997  Mimulus bigelovii var. bigelovii La Doux, Tasha, M. Harding 2010-4-7 2885 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  RSA49354  Mimulus bigelovii var. bigelovii P. A. Munz 1949-4-11 13012 Riverside Near Conejo Well, north base of Eagle Mts., Mohave Desert. 915 Comment
  UCR260569  Mimulus brevipes T. B. Salvato 2014-5-29 8033 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  UCR30843  Mimulus breweri A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3871 Riverside San Jacinto Mtns, Black Mountain: Forest Road 4S01, 3.9 mi above Hwy 243 2012 Comment
  CAS-BOT-BC9465  Mimulus diffusus Barbara Ertter; Jeffrey L. Strachan 1980-5-21 3483 Riverside Santa Rosa Mountain road (Forest Road 7S02) ca. 2 miles south of Highway 74 (Pines to Palms Highway) 1584 Comment
  RSA523971  Mimulus diffusus F. W. Peirson 1929-5-4 s.n. Riverside Summit of St John's grade. 793 Comment
  UCR21524  Mimulus floribundus Steve Boyd 1980-4-29 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, c. 0.5 mile NE of the secretary's house 518 Comment
  LA209492  Mimulus fremontii John O'Leary; 1975-6-13 399 Riverside Yellow Pine Forest, near side of Hy. leading from Banning to Idyllwild, 0.5 mi N of lake Fullmer 1584 Comment
  UCSC000867  Mimulus fremontii Peter Kamb 1947-6-7 563 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA504548  Mimulus guttatus Ed LaRue 1989-5-28 s.n. Riverside 1.5 mi. NW Estelle Mountain, off Dawson Canyon Road; 1.5 mi. E. of Arcilla and 1.5 mi. SW of Monument Peak. 396 Comment
  SEINET4678065  Mimulus guttatus T. B. Salvato, Melissa Clemons 2005-6-23 1307 Riverside Peninsular Range; Temescal Valley: Walker Canyon, 1.5 miles due east of Alberhill, North of Hwy I-15 (Lake Elsinore 7.5ft Q); 0 411 Comment
  RSA559317  Mimulus pilosus Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-13 7371 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile 412 Comment
  UCR20887  Mimulus pilosus A. C. Sanders 1978-7-1 s.n. Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR21163  Mimulus pilosus Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UC219590  Minuartia douglasii P. A. Munz 1922-6-23 5773 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  UC8118  Minuartia douglasii H. M. Hall May, 1901 1925 Riverside Coahuilla Valley Comment
  CHSC64324  Mirabilis bigelovii var. bigelovii Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 19 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. 380 Comment
  RSA0110425  Mirabilis bigelovii var. bigelovii Robert F. Thorne, Dick Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54022 Riverside San Bernardino Mountains: At mouth of Whitewater Canyon, ca. 1/4 mi. W of Whitewater P.O. and 1/2 mi. W of Whitewater River. 415 Comment
  RSA0105080  Mirabilis californica var. californica Daphne K. Christopher, Hannah Stevens 2003-4-6 101 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 540 Comment
  CLARK-A1528-3924  Mirabilis laevis Charles S. Papp 1965-5-5 822 Riverside Highgrove Comment
  SEINET3225532 Image available Mirabilis laevis A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37468 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 204 Comment
  CAS-BOT-BC434703  Mirabilis laevis var. crassifolia Ivan Johnston 1917-4-4 1090 Riverside Colorado Desert. Mouth of Andreas Canon [Canyon] 243 Comment
  RSA4385  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-3-20 31 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  RSA614675  Mirabilis laevis var. crassifolia Scott D. White 1993-3-12 1163 Riverside Near Winchester. Comment
  SBBG54995  Mirabilis laevis var. crassifolia D. Keil, M. McLeod 1977-3-26 12008 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
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Apr 27 2013
  UC1537367  Mirabilis laevis var. crassifolia Gordon H. True 1935-2-27 21 Riverside Box Springs 365 Comment
  RSA450539  Mirabilis laevis var. retrorsa Barry A. Prigge 1988-2-21 7856 Riverside Colorado desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  RSA464244  Mirabilis laevis var. retrorsa Christopher Davidson 1980-4-4 9939 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
  UCR245899  Mirabilis laevis var. retrorsa R. F. Thorne 1995-3-29 63007 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  RSA717651  Mirabilis laevis var. villosa Scott D. White, Pam DeVries 2006-3-14 11249 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  UCR148330  Mohavea confertiflora John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCR60840  Mohavea confertiflora Steve Boyd, Orlando Mistretta 1986-3-13 1453 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  RSA0042651  Monardella Elizabeth McClintock 1941-7-21 123 Riverside San Jacinto Mts. Trail to Hidden Lake, a short distance below Willow Creek. Comment
  CAS-BOT-BC215660  Monardella australis subsp. australis H. M. Hall 1897-7-22 713 Riverside San Jacinto Mountains 3048 Comment
  UC130499  Monardella australis subsp. australis Mrs. C. M. Wilder 1909-7-10 3 Riverside above Walters; San Jacinto Mts., Tahquitz creek Comment
  CAS-BOT-BC220027  Monardella breweri subsp. lanceolata Marcus E. Jones 1926-5-29 s.n. Riverside South of Temecula Comment
  UC104662  Monardella breweri subsp. lanceolata A. W. Anthony 1895-7-15 Riverside San Jacinto Mts. 1828 Comment
  UC25463  Monardella breweri subsp. lanceolata H. M. Hall 1901-6 2527 Riverside San Jacinto Mountains. In vicinity Strawberry Valley 1584 Comment
  CLARK-A1528-4930  Monardella lanceolata John C. Roos 1943-8-8 2710 Riverside San Jacinto Mountains Comment
  HSC78995  Monardella lanceolata K. Berg 1980-7-29 241 Riverside San Jacinto Mtns., James Reserve, Hall Canyon 1646 Comment
  SEINET13948595 Image available Monardella lanceolata Carl B. Wolf 1932-1 3914 Riverside San Jacinto Mts. Point View, near Idyllwild. Alt 5400 ft. 1646 Comment
  RSA401588C  Monardella lanceolata var. lanceolata M. M. Thompson 1947-6-9 C- 2079 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  LA62727  Monardella linoides subsp. linoides Philip A. Munz; 1938-8-14 15380 Riverside Santa Rosa Mountains, E of Toro Peak 2285 Comment
  UC1995340  Monardella linoides subsp. linoides C. Epling Jun 1938 Riverside Pines to Palms Highway Comment
  LA57207  Monardella nana Carl Epling; 1937-6-6 sn Riverside Palms to Pines Highway Comment
  RSA680517  Monardella nana subsp. tenuiflora Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8636 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
  RSA750274  Monardella nana subsp. tenuiflora Elizabeth McClintock, H. Lewis 1941-6-22 74 Riverside 1.5 miles from snow gate on road to Black Mt. Comment
  SEINET10862272  Monardella nana subsp. tenuiflora A. Graff 1993-6-24 Graff 48 Riverside San Bernadino National Forest, San Jacinto Mtns. 1.45 miles in on Black Mtn. Rd. (USNFS Rd. 4S01) from Hwy. 243, on both sides of the road, though most extensively on the right. Before intersection of 4S01 and 4S02. T4S,R2E,S23. Locally abundant in semi-shade, with Quercus kelloggi, Q. chrysolepis, Picea sp., Pinus coulteri, P. ponderosa, Arctostaphylos pringlei, Eriogonum confertiflorum, Lupinus sp., Lotus scoparius. Need USNFS permission to collect. Comment
  UCR123190  Monardella robisonii A. C. Sanders, Mark Elvin 2001-8-17 24615 Riverside Mojave Desert, Little San Bernardino Mtns, near Hidden Valley Campground at 'Echo T,' Joshua Tree National Park 1311 Comment
  POM10253  Monoptilon bellioides Charlotte M. Wilder 1907-04 s.n. Riverside Palm Springs. Comment
  POM13931  Monoptilon bellioides P. A. Munz 1922-3-12 4712 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  POM14063  Monoptilon bellioides P. A. Munz, D. D. Keck 1922-4-9 4866 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA777627  Monoptilon bellioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 764 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  SBBG55751  Monoptilon bellioides D. Keil, M. McLeod, D. Walters 1977-3-28 12073 Riverside Pinto Basin Rd, ca. 11 mi S of N park boundary, Joshua Tree Nat Monument Comment
  UCR4008  Monoptilon bellioides Val Chase 1965-3-7 3 B Riverside Western Colorado Desert, 6 miles NW of Thousand Palms on the road to Hidden Springs Ranch to the west of the road in high parts of a rocky wash 244 Comment
  RSA94168  Monoptilon bellioides F. W. Peirson 1922-4-11 2868 Riverside Deep Canyon Wash, southwest of Indio 244 Comment
  SEINET10800994  Monoptilon bellioides David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2912 Riverside Hill slope by quadrat 4. Pushawalla Canyon Biota. Indio Hills. Comment
  UC573975  Muhlenbergia asperifolia H. S. Yates 1936-8-28 6370 Riverside 3 mi nw San Jacinto; San Jacinto Quadrangle Comment
  CAS-BOT-BC275254  Muhlenbergia microsperma Rateaver 1944-2-21 59 Riverside Tahquitz Creek, Palm Springs Comment
  RSA613424  Muhlenbergia microsperma D. L. Banks 1997-4-5 1668 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  POM9221  Muhlenbergia microsperma I. M. Johnston 1920-5-8 2267 Riverside Jurupa Mountains, extreme west end. Comment
  RSA678948  Muilla maritima Scott D. White, Michael Honer 2003-6-3 9492 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR113629  Myosurus minimus June Latting 1978-6-4 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 640 Comment
  RSA617800  Myosurus minimus var. filiformis R. E. Riefner 1998-3-22 98 -196 Riverside Glen Ivy Fault, Main Street Comment
  RSA522092  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3760 Riverside Vail Lake area, along west shore of lake 1/2 mi S of dam. 427 Comment
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Jul 9 2014
  UC1007187  Nama Philip A. Munz 1940-3-23 15686 Riverside n part Pinto Basin Pinto Basin (northern Riverside County); n part Pinto Basin 609 Comment
  UCR279494  Nama demissa A. C. Sanders, Jim Malusa 2017-3-25 42992 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCSB12873  Nama demissa Breedlove, Dennis 1962-3-11 Riverside 3 miles southwest of Palm Desert 426 Comment
  UCR233163A  Nama demissa var. demissa Jim Andre, Glenn L. Clifton 2011-2-22 17448 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR274796  Nama demissa var. demissa April Garbat, Sarah J. De Groot 2013-4-30 057 Riverside Sonoran (Colorado) Desert, Ford Dry Lake, north of Hwy I-10 122 Comment
  SEINET273125  Nassella pulchra A. C. Sanders, N Ferguson 1997-3-20 20068 Riverside Riverside area; March Air Force Base W of Hwy 215 at W end of Cactus Ave. vicinity of former weapons storage fac UTM 518 Comment
  RSA574753  Navarretia fossalis Steve Boyd, A. C. Sanders 1980-5-19 s.n Riverside San Jacinto Valley, of the San Jacinto River floodplain along the Ramona expressway near Lakeview. Comment
  RSA617829  Navarretia fossalis R. E. Riefner 1998-8-13 98 -463 Riverside Elsinore Trough. W. of Menifee/ Murrieta. Comment
  RSA709865  Navarretia hamata Scott D. White, Jennifer H. Jones 2005-5-25 11113 Riverside Santa Ana Mountains: Rainbow area; mountain foothills west of I-15 Freeway and immediately N of San Diego County line. 335 Comment
  CAS-BOT-BC7241  Nemacaulis denudata var. gracilis Samuel Bonsal Parish 1896-1-1 4140 Riverside Palm Springs Comment
  UC472767  Nemacaulis denudata var. gracilis Mary F. Spencer 1918-4-13 806 Riverside Palm Springs Colorado Desert 125 Comment
  RSA727601  Nemacladus glanduliferus var. orientalis Naomi Fraga, Lisa Rojas 2005-2-10 1390 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  POM316889  Nemacladus orientalis Marcus E. Jones 1930-4-2 26444 Riverside Hayfields Comment
  UC218060  Nemacladus orientalis P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4852 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 426 Comment
  POM97115  Nemacladus pinnatifidus P. A. Munz 1925-5-20 9839 Riverside 2 miles west of Dripping Springs. 396 Comment
  RSA439259  Nemacladus ramosissimus N. C. Cooper 1944-5-21 1239 Riverside San Jacinto Mountains, West side 915 Comment
  SBBG101661  Nemacladus ramosissimus S. Boyd 1991-5-20 6260 Riverside Temescal Cyn, S flank of Alberhill Mtn, W end adjacent to old clay mine area 426 Comment
  SEINET13681943  Nemacladus rubescens Tina Ayers, Randy Scott 2017-3-19 1921 Riverside Chuckwalla Mountains, ca 8 miles west of Chuckwalla Valley Road on Dupont Road, roadside at edge of wilderness area 152 Comment
  SEINET10461130  Nemacladus rubescens Frank W. Peirson 1926-1-31 Peirson 6486 Riverside About 2 miles from above station on Mecca Road Comment
  SEINET10939180  Nemacladus rubescens Raven 1958-1-24 Raven 11449 Riverside Fargo Canyon Comment
  UCR282170  Nemacladus tenuis var. aliformis A. C. Sanders, Amy Litt, Plant Taxonomy Class 2017-4-8 43203 Riverside Sonoran (Colorado) Desert, near Cactus City Compressor Station, off frontage road south of I-10 and west of Chiriaco Summit 416 Comment
  RSA291601  Nemophila menziesii C. W. Tilforth, Walter Wisura 1979-4-11 1792 Riverside Hills on south side of Lake Skinner, east of Murrieta. 427 Comment
  UCR107894  Nemophila menziesii G. F. Pratt 1997-3-8 s.n. Riverside Box Springs Mtns, S-facing slopes near highest peak, right around radio towers. 915 Comment
  UCR166174  Nemophila menziesii John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  UCR91858  Nemophila menziesii A. C. Sanders, S. Hawkins 1996-4-24 18073 Riverside San Bernardino Mtns, Morongo Indian Reservation, along dirt road in Hathaway Canyon, near Burro Flats 1159 Comment
  POM363669  Nicolletia occidentalis Jack Rempel, Erwin Miller 1934-4-28 18733 Riverside S of Pass between Horse and Pleasant Valleys Wash 1220 Comment
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Dec 11 2011
  RSA784968  Nicotiana Duncan S. Bell 2012-3-18 3231 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  UCR117253  Nicotiana attenuata A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22295 Riverside San Jacinto Mtns., Anza area, 1.1 mi. SE of Hwy 371 on Burnt Valley Rd., at northward bend in road 1341 Comment
  UC64780  Nicotiana clevelandii Charlotte M. Wilder 1904-5-11 174 Riverside Miller's Fork, Santa Ana River Santa Ana River (West Riverside) Comment
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Sep 5 2011
  RSA0125266  Nicotiana obtusifolia Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8762 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting near the Martinez Slide, approximately 4 air miles northeast of the summit of Martinez Mountain. 264 Comment
  RSA426716  Nicotiana obtusifolia M. B. Dunkle 1935-4-17 4561 Riverside W. of Wiley Well. Colorado Desert. Comment
  SD128719  Nicotiana obtusifolia Darley F. Howe 1980-4-16 Riverside 4 miles south of Highway 10 on Cornsprings Road, Chuckwalla Mountains 334 Comment
  SEINET12808835  Nicotiana obtusifolia Chris Dietrich, M. Merello, & H. Schmidt 1994-1 20 Riverside 9 mi NNW of Indio, off Dillon Road 1.9 mi NE on Berdoo Canyon Road (J241). BLM Land. Desert Access Guide Map #17. 358 Comment
  UCR166015  Nicotiana obtusifolia 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
  UCD126680  Nicotiana obtusifolia Dan Axelrod 1932-3-20 s.n. Riverside exact location unknown. Comment
  RSA0060152  Nicotiana quadrivalvis Scott D. White 2005-7-6 11156 Riverside San Gorgonio Pass: Cabazon. Toeslope of San Jacinto Mtns. and adjacent alluvial fan west of San Gorgonio River and south of I-10 Freeway. 579 Comment
  UCR116958  Nicotiana quadrivalvis A. C. Sanders, T. B. Salvato 2001-5-3 24111 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 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
  POM259122B  Notholaena californica subsp. californica A. Lefebure 1941-03 s.n. Riverside Andreas Canyon, near Palm Springs Comment
  POM888  Notholaena californica subsp. leucophylla G. Ross Robertson 1904-1 s.n. Riverside E. Riverside Co. desert. Comment
  CLARK-A1528-3582  Notholaena newberryi John C. Roos 1937-5-2 1412 Riverside La Sierra Comment
  UC1929613  Nuttallanthus texanus Scott D. White 2003-3-21 8797 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  RSA785417  Oenothera abramsii Keith E. Hoffmaster 1937-3-16 741 Riverside Near Palm Springs Station Comment
  RSA146098  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 miles west of Dripping Springs. Comment
  RSA338178  Oenothera californica subsp. californica Robert F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-22 53586 Riverside Joshua Tree National Monument; Vicinity of Ryan Campground to base of Ryan Mountain. 1319 Comment
  RSA72193  Oenothera californica subsp. californica F. W. Peirson 1914-04 387 Riverside Beaumont, San Gorgonio Pass. Comment
  UC20442  Oenothera californica subsp. californica Miss Ella Foster May 1897 Riverside Hemet Comment
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Mar 24 2011
  CSUSB207  Oenothera deltoides Linda Stangor 1974-4-18 Riverside Windy Point; South side of Windy Point dunes. Comment
  LA206160  Oenothera deltoides A. M. Johnson; 1933-2-22 4172 Riverside E of Cook's Ranch, 4 mi. NW of Indian Wells Comment
  JEPS43943  Oenothera deltoides subsp. deltoides Dr. L. M. Newlon 1922-4-3 428 Riverside 6 mi w Indian Wells; Colorado Desert Comment
  RSA707593  Oenothera deltoides subsp. deltoides Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 3 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. 91 Comment
  UCSB9470  Oenothera deltoides subsp. deltoides Lloyd, Robert 1960-3-23 Riverside One mile from U.S. Hiway 99 on State Road 111, to Palm Springs, San Jacinto Mt. Range 396 Comment
  UCR1500  Oenothera elata Donna Lee Hobbs 1962-4-29 4-29-62- 01 Riverside 5 mi. north of Rainbow on Hwy 395 [now Interstate Hwy 215] Comment
  UC20493  Oenothera elata subsp. hirsutissima H. M. Hall Aug. 1901 2639 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along watercourses) 1676 Comment
  RSA784235  Oenothera micrantha var. exfoliata J. D. Olmsted 1962-5-1 427 -B Riverside 5 degrees NE slope just west of top of highest Southern California waterfall; 1/4 mi. SE of Falls Plateau, Snow Canyon N of Mt. San Jacinto. 945 Comment
  UCR148316  Oligomeris linifolia John F. Green 2005-1-12 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR233582  Oncosiphon piluliferum A. C. Sanders, John F. Green 2012-3-26 39992 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, De Palma Rd. near Indian Truck Trail, west of Lee (Corona) Lake near edge of a commercial development 363 Comment
  RSA748225  Opuntia basilaris var. basilaris T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 116 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  CAS-BOT-BC56837  Opuntia engelmannii F. R. Fosberg 1932-7-12 8607 Riverside Field redacted by CAS, contact the data manager for more information Comment
  HSC84099  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47312 Riverside Rancho California, Mesa de Burro. Santa Rosa Plateau 610 Comment
  RSA286799  Orcuttia californica R. F. Thorne 1974-5-23 44665 Riverside Santa Rosa Plateau, Rancho California: Top of Mesa de Colorado, 624 Comment
  RSA357374  Orcuttia californica Christopher Davidson 1977-5-25 5640 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  SEINET4080625  Orcuttia californica L. M. Boykin, P. M. Hall 2003-1 Riverside Comment
  CAS-BOT-BC355580  Oreostemma alpigenum var. andersonii F. Grinnell Jr. 1908-7-1 s.n. Riverside Tahquitz Valley 2438 Comment
  UCR139141  Orobanche bulbosa John F. Green 2003-6-11 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCSB6223  Orobanche californica subsp. feudgei Keator, Glenn 1959-5-17 Riverside Hemet lake on Palms to Pines highway Comment
  UC68719  Orobanche cooperi H. M. Hall 1905-5-1 5991 Riverside Colorado Desert near Indio; Colorado Desert 30 Comment
  RSA0066540  Orobanche cooperi subsp. cooperi Meryl B. Dunkle 1933-3-4 3072 Riverside Mecca. Comment
  RSA0124000  Orobanche fasciculata Duncan S. Bell, Thomas Stoughton 2016-4-13 9250 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  RSA192067  Orthocarpus purpurascens E. W. Lathrop 1966-5-1 6228 Riverside 3 miles W of Murrieta. Tenaja Plateau. Comment
  RSA797656  Orthocarpus purpurascens var. purpurascens Robert F. Thorne, E. W. Lathrop 1977-5-18 49764 Riverside Santa Ana Mountains: Camp Portrero [near junction of Tenaja Truck Trail and Ortega Highway (74)] Comment
  UCR124636  Oryzopsis hymenoides B. C. Templeton, I. W. Clokey 1930-4-9 1018 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  JEPS38571  Osmadenia tenella W. L. Jepson 1901-5-31 1556 Riverside Walter's Ranch Temescal Wash Comment
  SEINET7073340  Oxalis albicans subsp. californica 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
  RSA519058  Oxytheca trilobata Chet McGaugh 1990-8-8 s.n. Riverside SW Dursano Valley, S of town of Anza. 1372 Comment
  UCSB47251  Paeonia californica Hibbard, Doug 1977-3-3 Riverside .3 miles due north of El Cariso campground near Ortega Hwy. Comment
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Nov 27 2014
  UCR104022  Palafoxia arida var. arida George K. Helmkamp, E. A. Helmkamp 1998-2-5 2660 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  RSA674758  Panicum acuminatum var. acuminatum Scott D. White, Teresa Salvato 2001-6-8 8573 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  CAS-BOT-BC540738  Panicum dichotomiflorum subsp. dichotomiflorum Sarah J. De Groot; Amy Rouillard 2015-9-15 7568 B Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  CAS-BOT-BC422794  Papaver californicum A. C. Sanders; P. MacKay; T. Thomas; O. Clarke 1997-5-4 20631 Riverside San Jacinto Mountains: N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740. 1067 Comment
  UCR91482  Parietaria hespera var. californica Scott D. White, M. Jacobsmeyer 1996-4-20 3949 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  UCR96704  Parietaria hespera var. californica A. C. Sanders 1997-3-1 19722 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 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
  LA99452  Parkinsonia florida Hisao P. Arai; 1957-4-18 sn Riverside Box Canyon, near Mecca; off Highway 195 Comment
  RSA471719  Pectis papposa J. S. Stubblefield 1934-9-12 s.n. Riverside Between Desert Center & Blythe. 106 Comment
  UCD134923  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta. 15 Comment
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Aug 6 2016
  RSA682121  Pectocarya heterocarpa Valerie Soza 2003-3-15 s.n Riverside Orocopia Mountains. Comment
  UCR20304  Pectocarya heterocarpa John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  RSA716825  Pectocarya linearis A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25838 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  RSA736032  Pectocarya linearis Scott D. White, Jamie Minor 2008-3-13 11767 Riverside Banning: S of Union Pacific RR, powerline route from Sunset Ave to 1 mile W. 732 Comment
  SD236234  Pectocarya linearis John F. Green 2006-4-18 Riverside NE of Murrieta, just S of Los Alamos Road (Clinton Keath Rd) on E and W sides of Liberty Road border between City of Murrietta and unincorporated French Valley (Murrieta 7.5'Q) 415 Comment
  RSA522750  Pectocarya linearis subsp. ferocula Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3857 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
  RSA524224  Pectocarya linearis subsp. ferocula Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4018 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA525688  Pectocarya penicillata Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4559 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  RSA777770  Pectocarya platycarpa Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 975 Riverside Road to Priest's Well, east side of Arica Mountains 488 Comment
  SD224883  Pectocarya recurvata A. C. Sanders, L. Lubinsky, A. Knapp, P. MacKay & C. L. Sanders 1995-2-12 15919 Riverside Colorado Desert: Coachella Valley, alluvial fan below the Little San Bernadino Mtns., Fargo Canyon Rd. 1.35 mi. E of Dillon Rd. 98 Comment
  UCD120134  Pectocarya recurvata Geoffrey Levin 1976-3-27 688 Riverside Chino Canyon, west of Palm Springs, alluvial fan of the San Jacinto Mountains. 396 Comment
  UCR224251  Pectocarya recurvata A. C. Sanders 2011-3-23 38804 Riverside Peninsular Range; Gavilan Hills Region, powerline corridor, SW of Perris, east of Hwy 74 between the highway and the San Jacinto River, south of Ethanac Rd. 440 Comment
  SDSU13974  Pedicularis densiflora Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2105 Riverside Just north of El Valle meadow. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  JEPS19070  Pellaea andromedifolia Marjorie D. Clary 1932-3-20 1626 Riverside nw of Garnet (Mission Creek); Colorado Desert 609 Comment
  UCR17580  Pellaea mucronata var. californica N. R. Zabriskie, J. Zabriskie 1971-4-9 362 Riverside Peninsular Range; Santa Rosa Mtns., north slope of mtns., Deep Canyon, c. 2 mi. up water service road leading south of Hwy 74. Site 2 1311 Comment
  RSA180373  Pellaea mucronata var. mucronata E. W. Lathrop 1960-6-7 4861 Riverside 14 miles W of Murrieta Comment
  RSA770702  Pellaea mucronata var. mucronata Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4804 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA0119963  Pennisetum setaceum Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9076 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  UCR261213  Pennisetum setaceum A. C. Sanders, Katie Young, John Hale 2015-4-22 41601 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  RSA662561  Penstemon centranthifolius Tamara Joy Hanna 1991-5-4 6 Riverside Township of Anza, area of High Country Ranches. From Terwilliger Road (paved) east of Coyote Canyon Road (dirt) approx. 2 miles. 1220 Comment
  NY583957  Penstemon clevelandii var. connatus F. W. Pennell 1940-4-28 25287 Riverside Route 74, above Ribbonwood, east of San Jacinto Range 1402.1 Comment
  UC454771  Penstemon grinnellii I. J. Condit 1910-6-22 Riverside San Jacinto Mts. 2590 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
  RSA733  Penstemon heterophyllus var. australis J. T. Howell 1928-7-9 1070 Riverside Head of San Juan Canyon. Elsinore Mountains 793 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
  SBBG54340  Penstemon labrosus C. Davidson 1978-6-15 7386 Riverside trail to top, Santa Rosa Peak 2407 Comment
  UCR35263  Penstemon labrosus L. B. Ziegler 1964-7-24 40 Riverside Santa Rosa Mtns, Saddle between Santa Rosa Peak and Toro Peak 2439 Comment
  UCR23246  Penstemon pseudospectabilis John C. Roos 1958-2-22 s.n. Riverside Chuckwalla Mtns., Canyon 2.5 mi S.E. of Desert Center Comment
  UC27406  Penstemon rostriflorus H. M. Hall 1901-6-24 2238 Riverside Squirrel Creek San Jacinto Mountains, Squirrel Creek (in canyons of the w side, San Jacinto Mountains) Comment
  UC886850  Penstemon rostriflorus C. Epling, Wm. Robison 1935-6-30 Riverside North Fork San Jacinto River Comment
  UCR117342  Penstemon spectabilis var. spectabilis Mitch Provance 1998-3-20 248 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville. This area is now known as Southridge 381 Comment
  NY662591  Penstemon thurberi E. C. Jaeger 1931-10-25 s.n. Riverside Two miles north of Lost Horse Mine, cross-roads of Lost Horse-Stubby Springs road, Little San Bernardino Mountains Comment
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May 29 2011
  RSA701748  Pentachaeta aurea Steve Boyd, Valerie Soza 2004-6-22 11547 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  RSA802099  Pentachaeta aurea subsp. aurea Duncan S. Bell, Caitlin Elam 2013-5-21 4970 Riverside In Dry Creek below Strawberry Valley to the north of Chalk Hill and about 1.25 air miles south of Idyllwild. 1547 Comment
  SEINET3088941 Image available Peritoma arborea W. H. Earle, R. G. Engard 1973-10-10 153 Riverside 5 mi. north of Cottonwood Springs, Joshua Tree National Monument. Comment
  SFV15587  Peritoma arborea K. C. Molina, K. L. Garrett, R. McKernan 1992-3-20 22 Riverside 3.5 km southwest of Whitewater River, Snow Creek. Along edge of road. 500 Comment
  JOTR32165  Peritoma arborea var. angustata La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2317 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Large sandy canyon with braided wash that feeds southwest into Wilson Canyon (Stop 7) 902 Comment
  CAS-BOT-BC73727  Peritoma arborea var. arborea N. Aitkenhead 1977-2-2 2215 Riverside ~1 mi. from junction of J.T. More Rd. & pipeline. Comment
  CLARK-A1528-4973  Perityle emoryi John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA0118004  Perityle emoryi Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7624 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  RSA4935  Perityle emoryi C. B. Wolf 1932-4-27 3062 Riverside North base of Chuckwalla Mountains, 5 miles East of Desert Center, Colorado Desert. 152 Comment
  SD215413  Perityle emoryi W. Wisura, J. Dolan and M. Wall 1992-3-24 4640 Riverside 5.6 miles south of I-10 on road to Corn Spring. Comment
  UCR103554  Perityle emoryi George K. Helmkamp 1998-1-17 2539 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  JEPS41248  Petalonyx linearis F. W. Peirson 1921-3-23 2376 Riverside Deep Canyon; Colorado Desert 335 Comment
  POM84170  Petalonyx thurberi Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA445158  Petalonyx thurberi A. Menke 1955-5-22 s.n. Riverside Palm Springs Station. Comment
  POM264161  Petunia parviflora J. C. Roos 1937-6-7 498 Riverside South of Sage. Comment
  UCR20986  Petunia parviflora A. C. Sanders, Steve Boyd 1980-5-19 1478 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  JOTR31980  Peucephyllum schottii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2216 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  POM14297  Peucephyllum schottii P. A. Munz, D. D. Keck 1922-4-9 4810 Riverside South base of Eagle Mtns. 183 Comment
  SD262206  Peucephyllum schottii A. C. Sanders, Jim Malusa 2017-1-14 42656 Riverside Sonoran (Colorado) Desert: Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas (Frink NW 7.5'Q) 118 Comment
  SEINET2054224 Image available Peucephyllum schottii A. C. Sanders, L. Lubinsky, A. Knapp, P. MacKay & C. L. Sanders 1995-2-12 15923 Riverside Colorado Desert, Coachella valley, outh of Fargo Canyon, Little San Bernardono Mtns., 1.2 mi abgove junction with Aqueduct Road. 365 Comment
  SEINET7248273 Image available Peucephyllum schottii Duncan S. Bell, LeRoy Gross 2014-1 6241 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  UC69292  Peucephyllum schottii L. A. Greata April 1905 Riverside Coachella Comment
  POM8961  Phacelia ambigua P. A. Munz, R. D. Harwood 1920-4-4 3529 Riverside Pass south of Palm Springs. 152 Comment
  RSA0042496  Phacelia brachyloba Ed Kentner, Onkar Singh 2014-4-4 365 Riverside Cleveland National Forest, near Main Divide Road approx. 2 km southeast of Ortega Hwy 843 Comment
  SEINET4080538  Phacelia brachyloba C. Davidson 1975-1 2814 Riverside 5.4 miles north of alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  UCR133439  Phacelia brachyloba Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 445 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  UCR6119  Phacelia brachyloba Dorothy Detrich 1966-5-16 49 Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom at base of Mount Rubidoux 236 Comment
  RSA427701  Phacelia campanularia N. C. Cooper 1944-5-21 11266 Riverside San Jacinto Mountains, west side. 1220 Comment
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Nov 26 2011
  UCR108490  Phacelia campanularia A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16198 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  RSA748600  Phacelia campanularia subsp. campanularia Scott D. White, Justin M. Wood 2009-4-28 12605 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  RSA771630  Phacelia campanularia subsp. campanularia Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4992 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 732 Comment
  RSA68296  Phacelia campanularia subsp. vasiformis Verne Grant, Alva Grant 1951-4-7 15991 Riverside Below Morongo Valley on road to White Water 732 Comment
  UCR225710  Phacelia cicutaria var. hispida A. C. Sanders 2011-3-30 38917 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  RSA783488  Phacelia crenulata J. D. Olmsted 1958-3-29 80 Riverside Joshua Tree National Monument. Pinto Basin 15-20 mi north of junction between Cottonwood Pass and Cottonwood Spring Roads on the former, now become Pinto Basin Road just past Cholla Cactus Gardens. 762 Comment
  JOTR28948  Phacelia crenulata var. ambigua La Doux, Tasha 2005-3-30 1184 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA0042167  Phacelia crenulata var. ambigua Duncan S. Bell, Evan Meyer 2014-4-2 6519 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  UC1523544  Phacelia crenulata var. ambigua Robert F. Thorne 1963-3-29 32368 Riverside 5 miles E of Mecca, Mecca Hills Comment
  UC881059  Phacelia crenulata var. ambigua Lewis S. Rose 1937-4-9 36133 Riverside Palms to Pines Hwy 15 mi w Indio 838 Comment
  UCR124004  Phacelia crenulata var. ambigua George K. Helmkamp, E. A. Helmkamp 2001-4-14 6465 Riverside Coachella Valley, Indio Hills, 1.4 mi north of Ramon Rd on Avita Rd (Avita is 2.8 mi east of I-10) 46 Comment
  CAS-BOT-BC133968  Phacelia distans Geo. B. Grant 1906-4-20 6780 Riverside Palm Springs Comment
  JEPS2393  Phacelia distans Marjorie Clary 1931-4-4 16 a Riverside washes near Coral Reef; Coachella 0 Comment
  RSA426218  Phacelia distans Ora M. Clark 1929-2-23 1530 Riverside South of Cabazon Comment
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Mar 13 2011
  SBBG34723  Phacelia distans T. L. Secrest 1950-3-12 Riverside near Indio Comment
  UC1563088  Phacelia distans Steve Boyd, B. Roy, T. S. Elias, S. Meury and S. Zona 1986-3-5 1356 Riverside Hwy 195 halfway between I-10 and Box Canyon (n base of mts.); Colorado Desert, Orocopia Mtns., Shavers Valley Comment
  UCR92184  Phacelia distans D. L. Banks, Steve Boyd 1995-5-3 0187 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  RSA192355  Phacelia grandiflora H. A. Zuill 1966-6-5 197 Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
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Feb 12 2013
  CLARK-A1528-3010  Phacelia minor John C. Roos 1947-3-21 3374 Riverside Reche Canyon Comment
  POM305650  Phacelia minor Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1016 Riverside Aguanga. Comment
  RSA496139  Phacelia minor Steve Boyd, L. Arnseth, Tim Ross 1989-3-19 3026 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  SEINET3091802 Image available Phacelia minor C. Francis Shutts 1949-3-18 61 Riverside Cottonwood Pass, Joshua Tree Nat'l Mon. Little San Bernardino Mt. Range. Comment
  UCR84879  Phacelia minor A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16201 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  UCR50291  Phacelia parryi B. G. Pitzer, H. P. Hall, J. L. Hall 1987-5-23 0564 Riverside San Bernardino Mtns., Whitewater Canyon, from N edge of Fish Hatchery to c. 0.5 mi north of it; c. 5.5 mi north of I-10 on Whitewater Cyn Rd. 732 Comment
  RSA27409  Phacelia pedicellata C. L. Hitchcock 1940-3-31 5887 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  RSA632472  Phacelia ramosissima var. latifolia Scott D. White 1998-6-17 6748 Riverside Gavilan Hills: Along Gavilan Rd. or Santa Rosa Mine Rd.; ca. 7 mi survey route from Gavilan/ Cajalco Rd. jtn. south and east to Santa Rosa Mine/ Post Rd. jtn. Comment
  UCR196007  Phalaris caroliniana R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51994 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UCR75533  Phalaris lemmonii A. C. Sanders 1993-5-12 14001 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  RSA0057659  Philadelphus microphyllus var. stramineus P. A. Munz, I. M. Johnston 1924-7-27 8738 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  JEPS1853  Pholistoma membranaceum Marjorie D. Clary 1932-4-3 1617 Riverside 1/4 mi. s.w. Indio (Deep Canyon); Colorado Desert, Deep Canyon 365 Comment
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Nov 1 2011
  SEINET7048050  Pholistoma membranaceum Steven R. Hill 2001-4-29 33525 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
  RSA517237  Phoradendron californicum Steve D. Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1324 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  UCR281862  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-19 43331 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, c. 1.35 km SW of Tabaseca Tank 634 Comment
  JOTR30291  Phoradendron densum Andre, Jim, Tasha La Doux 2007-9-6 8702 Riverside Joshua Tree National Park. Approximately 5 miles South of West Entrance of Joshua Tree National Park 1225 Comment
  JOTR31182  Phoradendron densum La Doux, Tasha, G. Clifton 2009-5-14 1979 Riverside Joshua Tree National Park. (Stop 1)Little San Bernardino Mountains, Upper Covington Flats, west of trail head 1474 Comment
  UCR88733  Phoradendron densum A. C. Sanders 1995-4-13 16482 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UC1078933  Phoradendron macrophyllum Job Kuijt 1958-3-14 1498 Riverside Strawberry Creek, Hwy. 74 914 Comment
  UCR37483  Phoradendron macrophyllum Steve Boyd 1981-1-9 s.n. Riverside Peninsular Range, Gavilan Hills, narrows in central Dawson Cyn. 488 Comment
  RSA592668  Phoradendron villosum Scott D. White, D. Haselfeld 1996-7-2 4260 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  JEPS8981  Physalis crassifolia Mary Beal 1941-4-6 860 Riverside Painted Canyon Mojave Desert, Mecca Hills, Coachella Valley (Coachella Valley) Comment
  RSA28050  Physalis crassifolia I. L. Wiggins 1941-3-27 9673 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  RSA480023  Physalis crassifolia Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2152 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA676146  Physalis crassifolia Scott D. White 2001-4-12 8308 Riverside Shaver's Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  RSA79895  Physalis crassifolia F. W. Peirson 1921-3-20 4485 Riverside Andreas Canyon, near Palm Springs 244 Comment
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Oct 18 2007
  SBBG99847  Physalis crassifolia W. L. Halvorson 1977-3-25 77 -198 Riverside N of Mecca, N of Salton Sea Comment
  UCR102698  Physalis crassifolia B. G. Pitzer 1998-1-24 3381 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UCR263657  Physalis crassifolia David Fraker, Aaron C. Sedgwick 2012-3-22 026 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  JOTR00960  Physalis crassifolia Moran, Reid 1941-5-5 857 Riverside Joshua Tree National Park. COTTONWOOD PASS Comment
  RSA0094753  Physaria tenella Jim M. Andre 2012-4-11 20800 Riverside Little San Bernardino Mountains; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.7 mi. north of Cottonwood Visitor Ctr. 956 Comment
  UC1535405  Phytolacca americana Don Domenigoni 1986-4-21 Riverside Hemet, at the Young property Hemet Comment
  RSA263775  Pinus attenuata R. Weatherby 1950-5-11 1373 Riverside Hagador Canyon, Santa Ana Mountains. 793 Comment
  RSA384341  Pinus jeffreyi M. B. Dunkle 1933-7-21 3734 Riverside Idyllwild 1616 Comment
  RSA78321  Pinus lambertiana Philip A. Munz, E. K. Balls 1952-8-21 17978 Riverside Santa Rosa Spring, Santa Rosa Mts. 2134 Comment
  UCR257537  Pinus lambertiana Rudolf Schmid, Mena Schmid 2009-5-1 2009- 3 Riverside San Jacinto Mountains, northeast of Hwy 243 c. 16 km northwest of Idyllwild, in the south unit of the San Bernardino National Forest, on southwest flank of Black Mountain, Black Mountain Trail, uppermost Hall Canyon near Indian Creek drainage 2067 Comment
  CLARK-A1528-3563  Pinus quadrifolia John C. Roos 1936-9-15 2513 Riverside San Jacinto Mountains 1493 Comment
  RSA741423  Piptatherum miliaceum Justin M. Wood 2008-12-2 260 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  CDA22277  Pipturus skottsbergii Carl Yonge 1962-11-2 Riverside Mrs. John Day property, 6582 Mitchell Street, Arlington. 0 Comment
  UCR156297  Pityrogramma triangularis T. B. Salvato, Kent Beaman 2005-5-16 844 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR171211  Plagiobothrys acanthocarpus R. E. Riefner Jr. 2006-4-8 06- 106 Riverside Peninsular Range, Lake Elsinore (city), back basin of lake Elsinore west of Pete Lehr Dr. and south of levee near Diamond Stadium 419 Comment
  RSA673469  Plagiobothrys canescens Scott D. White, Tasha La Doux 2000-4-20 7701 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  UC64417  Plagiobothrys canescens H. M. Hall 1897-3-23 397 Riverside Winchester, Southern California Winchester Comment
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Mar 20 2011
  UCR111554  Plagiobothrys collinus var. californicus Mitch Provance, J. Ross 1999-4-1 1729 Riverside Jurupa Mountains, Johnson Canyon, 0.35 km south of peak 1768 457 Comment
  RSA708570  Plagiobothrys collinus var. fulvescens Scott D. White, B. Leatherman, James Huelsman 2005-2-14 10787 Riverside Santa Rosa Plateau area, northwest of Squaw Mtn. Terminus of Via Ranchero at San Diego County line. 823 Comment
  SD39241  Plagiobothrys collinus var. fulvescens Edith A. Purer 1935-4-21 6446 A Riverside Pine Valley Comment
  UCR112995  Plagiobothrys collinus var. fulvescens Mitch Provance, Seychelle Provance, Juanita Provance, Claude Provance 1999-4-4 1721 Riverside Riverside, 'Whitegates Hills', c. 0.125 miles north of Overlook Pkwy. 381 Comment
  POM12983  Plagiobothrys collinus var. ursinus P. A. Munz, I. M. Johnston 1922-5-19 5416 Riverside Hemet Valley, San Jacinto Mts. on Garner Ranch 1387 Comment
  UCR237630  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-10 840 Riverside Riverside Mountains, in the vicinity of Mountaineer Mine and Calzona Mine, c. 3.8 air mi west of the Colorado River, c. 2 air mi northeast of Riverside Mountain Peak 198 Comment
  RSA659779  Plagiobothrys leptocladus J. C. Roos 1966-3-24 s.n. Riverside Edgemont. Comment
  UCR114956  Plagiobothrys leptocladus Fred M. Roberts 1992-4-25 4869 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  RSA562053  Plagiobothrys nothofulvus Steve Boyd, Tim Ross 1992-4-1 6774 Riverside Alberhill Mountain, southwest flank on lower slopes just to east of strip-mined area 427 Comment
  UCR58499  Plagiobothrys nothofulvus Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  POM9664  Plagiobothrys nothofulvus P. A. Munz, Harwood 1920-2-28 3251 Riverside 3 miles west of Corona 335 Comment
  JEPS68148  Plagiobothrys tenellus W. L. Jepson 1935-4-17 19147 Riverside 1.5 mi n Elsinore 457 Comment
  SEINET272326  Plagiobothrys tenellus A. C. Sanders, G Helmkamp 1997-3-15 19961 Riverside Lake Skinner Area; NE of Skinner Lake in a tributary to Rawson Canyon along the dirt road. UTM 10km cell: MH-9E 1N. Sk 503 Comment
  RSA234042  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop 1969-5-12 37938 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  POM18171  Plantago bigelovii subsp. californica H. Baer 1922-4-1 s.n. Riverside Elsinore. Comment
  CAS-BOT-BC226238  Plantago erecta A. C. Sanders 2011-4-7 39035 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake, near canyon crossing at Glen Eden 384 Comment
  POM184244  Plantago erecta P. A. Munz 1932-3-24 12021 Riverside North of Elsinore 305 Comment
  RSA796540  Plantago ovata Jim Andre 2012-3-19 21354 Riverside Chuckwalla Valley. Along Hwy 177, 8.6 mi NE of Jct with I-10. 152 Comment
  SD181423  Plantago ovata V. Soza, J. M. Porter and G. D. Wallace 2001-4-2 1097 Riverside Little San Bernardino Mountains region; mouth of West Wide Canyon, northnorthwest of junction of Dillon Road and Ford Avenue. 395 Comment
  UCR3475  Plantago ovata Sally Bell 1964-3-15 s.n. Riverside Sonoran (Colorado) Desert, Cathedral City, c. 500 yards from back of Travel Lodge Trailer Court off Hwy 111 91 Comment
  JEPS3449  Plantago patagonica W. L. Jepson 1914-5-18 5991 Riverside n of Indio; Colorado Desert, Pinyon Well Grade 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
  UC1618005  Plantago patagonica Donald G. Nelson 1936-5-24 417 Riverside Hurkey Creek Camp Comment
  UCR167982  Plantago patagonica T. B. Salvato, John F. Green 2004-5-27 643 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
  RSA659486  Platanus racemosa Bob Rogers 1984-4-14 6 Riverside Collected in the San Jacinto river-bed on the North side of Hwy 74, 0.6 miles past Cranston ranger station going east from Hemet towards Mountain Center. 610 Comment
  POM9293  Platanus racemosa P. A. Munz, R. D. Harwood 1920-3-20 3374 Riverside 5 miles S of Corona 305 Comment
  CAS-BOT-BC91888  Platystemon californicus A. C. Sanders; G. Helmkamp 1997-3-15 19985 Riverside Lake Skinner Area, northeast shore of Skinner Lake, southeast foot of Bachelor Mountain, northeast slope of small hill. 473 Comment
  UC167976  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UC50129  Platystemon californicus Geo. R. Hall 1901-3-17 Riverside Riverside Comment
  POM431207  Pleuraphis rigida J. C. Roos 1965-9-5 s.n. Riverside 18 miles W of Blythe. Comment
  RSA0021527  Pleuraphis rigida Jim Andre 2013-3-27 24809 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  JEPS18555  Pleurocoronis pluriseta W. L. Jepson 1927-4-12 11681 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  SBBG53816  Pleurocoronis pluriseta E. A. Cardiff 1968-2-25 Riverside S side of Painted Cyn in Mecca Hills Comment
  UC126887  Pleurocoronis pluriseta H. M. Hall 1905-4-16 5795 Riverside 11 km w Coachella; Colorado Desert, Marshall Canyon 30 Comment
  UCR31855  Pluchea purpurascens M. Hamilton 1983-10-4 s.n. Riverside Riverside, Just outside the Riverside city limits between Woodcrest and Edgemont, east of Trautwein Ave. & south of Alessandro Blvd. 488 Comment
  UCSB24469  Pluchea sericea McMinn, Howard 1935-6-22 Riverside 1/4 mile south of Elsinore Comment
  RSA715315  Poa annua A. C. Sanders 2006-5-19 32396 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
  RSA0119897  Poa secunda Duncan S. Bell, Thomas Stoughton 2016-4-12 9227 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
  UC77794  Poa secunda subsp. juncifolia Frank W. Gould 1944-4-5 2235 Riverside 17 mi e Temecula (on Hwy 79) Comment
  JOTR30224  Poa secunda subsp. secunda Leary, C. and Leary, Pat 1979-5-5 2998 Riverside Joshua Tree National Park. Above Lower Covington Flat, Joshua Tree National Monument, T2S R7E sec 6 Comment
  UC188893  Poa secunda subsp. secunda F. M. Reed 1905-2-26 671 Riverside 1/8 mi e of Victoria Club House Riverside (bank of Arroyo Tequesquite) Comment
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Jul 30 2006
  UCD91779  Poa secunda subsp. secunda F. W. Peirson 1919-4-12 1551 Riverside Tahquitz Camp, Palm Springs, Colorado Desert. Comment
  JOTR37490  Polygala acanthoclada Hodges, Stephen R. 2016-5-1 619 Riverside Joshua Tree National Park. Cottonwood Mountains, to the north east of the Cottonwood visitor center Comment
  POM265734  Polygala acanthoclada A. M. Alexander, Kellogg 1941-5-18 21195 Riverside Eagle Mountains: 1.5 miles N Cottonwood Springs 976 Comment
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Oct 9 2010
  UC219083  Polygonum bistortoides P. A. Munz 1922-7-6 6001 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  SBBG61496  Polygonum douglasii R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
  POM180176  Polypodium hesperium E. L. Peterson 1931-9-8 s.n. Riverside Tahquitz Creek below Tahquitz Valley, San Jacinto Mountains 2286 Comment
  UC821249  Polypogon monspeliensis P. A. Munz 1922-6-23 5774 Riverside San Jacinto Mts. Hemet Valley; , Hemet Valley 1371 Comment
  UCR156101  Polypogon monspeliensis T. B. Salvato, Kent Beaman 2005-5-16 846 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR22042  Polypogon monspeliensis Steve Boyd 1980-5-15 274 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  POM2086  Populus fremontii Marjorie Shaw 1916-5-28 s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  SD233936  Populus fremontii subsp. fremontii LeRoy Gross, Bart OBrien 2013-3-18 5951 Riverside Coastal Plains & Basins; San Bernardino Basin region: Fairmount Park, west side of Lake Evans, Riverside, NE of Mount Rubidoux (Riverside West 7.5'Q). 238 Comment
  RSA494350  Porophyllum gracile 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
  UCR92085  Portulaca oleracea Scott D. White, S. Ogg 1994-10-17 2463 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  UCR64611  Potamogeton pectinatus Mrs. S. B. Bryant 1942-6-18 11277 Riverside Lake Norco[nian] 198 Comment
  POM366544  Potentilla glandulosa var. nevadensis M. B. Dunkle 1933-7-22 3747 Riverside Tahquitz Valley. 2317 Comment
  POM13649  Potentilla gracilis var. fastigiata Philip A. Munz 1922-7-6 5986 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  SD82897  Potentilla norvegica Louis B. Ziegler 1971-9-8 Riverside South slope of San Jacinto Mountains, Garner valley, flat slope of Hemet Lake. Comment
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Mar 23 2015
  UCR179755  Proboscidea louisianica Mike Misenhelter 2006-11-14 s.n. Riverside Hemet, south of Florida Ave. (Hwy 79) at Cawston Ave., in proposed extension of Cawston to Acacia Ave. 462 Comment
  RSA736642  Prosopis glandulosa Scott D. White, Justin M. Wood 2007-4-11 11649 Riverside San Bernardino Mountain foothills: San Gorgonio River wash, west side of Bluff St. Comment
  UCR279369  Prosopis glandulosa subsp. torreyana A. C. Sanders, Jim Malusa 2017-3-24 42972 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 723 Comment
  RSA33856  Prosopis glandulosa var. torreyana N. C. Cooper 1944-4-8 1088 Riverside Andreas Canyon. 305 Comment
  RSA453215  Prunus emarginata Elbert Benjamine 1929-5-19 210 Riverside Mt. San Jacinto. Comment
  UC453990  Prunus emarginata I. J. Condit 1910-6-22 Riverside Tahquitz Camp, San Jacinto Mountains Tahquitz Camp; San Jacinto Mountains, Tahquitz Camp 2438 Comment
  RSA86861  Prunus fasciculata F. W. Peirson 1928-4-24 7915 Riverside Plateau land west of Cottonwood Springs, northeast of mecca. Comment
  CLARK-A1045-109  Prunus fremontii George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep Canyon; Palm Desert 15'Q Comment
  UCR114953  Prunus ilicifolia D. E. Bramlet 1999-4-10 2734 Riverside Bachelor Mountain. North facing slope 152m northwest of the peak on a steep, bouldery face of the mountain and within the large drainage area found on this slope, approximately 1.5km north of Lake Skinner 726 Comment
  CAS-BOT-BC293743  Psathyrotes ramosissima Mona Bourell 1987-4-14 3273 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca 150 Comment
  OBI35673  Psathyrotes ramosissima Louis B. Ziegler 1977-4-12 561 Riverside Near Desert Hot Springs 381 Comment
  UC90699  Psathyrotes ramosissima unknown Nov 1891 Riverside Salton Comment
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Sep 11 2011
  RSA5011  Pseudognaphalium biolettii C. B. Wolf 1932-3-20 11 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  UC354458  Pseudognaphalium biolettii Edmund C. Jaeger 1925-5-2 Riverside Box Springs Mountains Riverside, Box Springs Mountains Comment
  UC468780  Pseudognaphalium biolettii Fred M. Reed 1903-3-1 214 Riverside Box Springs Mts.; ; <west base of Box Springs Mts., fide dup> Comment
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Apr 30 2011
  UCR250874  Pseudognaphalium biolettii S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1043 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  RSA0124290  Pseudotsuga macrocarpa Duncan S. Bell 2016-4-16 9333 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UCR140312  Psilocarphus brevissimus A. C. Sanders, Guy Bruyea 2004-4-2 27421 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  SEINET13310599  Psilostrophe cooperi A. C. Sanders 2015-9-11 41868 Riverside Sonoran (Colorado) Desert: Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of GAsline Rd. 646 Comment
  SEINET2063861 Image available Psorothamnus arborescens B. Pitzer 1986-4-26 Riverside Whitewater Canyon, ca. 4.5 miles N of Interstate 10 on Whitewater Canyon Road, Whitewater 7.5' Quad. 731 Comment
  CAS-BOT-BC353580  Psorothamnus arborescens var. simplicifolius H. M. Hall 1905-5-11 6024 Riverside Cottonwood Mountains, Colorado Desert 609 Comment
  UC667322  Psorothamnus arborescens var. simplicifolius Annie M. Alexander and Louise Kellogg 1941-5-22 2217 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains, n of Cottonwood Spring 975 Comment
  RSA1195  Psorothamnus emoryi B. D. Stark 1930-4-2 784 Riverside Indio. 0 Comment
  UC555333  Psorothamnus emoryi Curtis Ferris 1932-3-20 63 Riverside Oasis Comment
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Jun 24 2008
  SEINET12155978  Psorothamnus emoryi E. A. Purer 1935-1 6463 Riverside In Colorado Desert near Palm Springs Comment
  SD2580  Psorothamnus emoryi var. emoryi Fidella G. Woodcock 1926-3-15 Riverside Palm Springs (mak 8/07) Comment
  CHSC848  Psorothamnus schottii M. Anthony 1954-4-15 Riverside Near Coachella. Comment
  POM128978  Psorothamnus schottii E. E. Schellenger 12 Riverside Colorado Desert. Santa Marie Mts. [Little or Big Maria Mountains] Comment
  RSA0047641  Psorothamnus schottii J. M. Andre 2012-4-11 20847 Riverside north end of range, along dirt road 2.8 mi. due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit 623 Comment
  RSA518303  Psorothamnus schottii A. C. Sanders 1989-9-19 9506 Riverside 1.75 km S of Tabaseca Tank, along the wash of Tabaseca Target 680 Comment
  SFV4381  Psorothamnus schottii F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert About 7 miles up Palms to Pines Highway from Palm Desert. 335 Comment
  UC447182  Psorothamnus schottii J. Ewan 1931-4-4 4157 Riverside Mouth of Shaver's Canyon above Mecca; Mouth of Shaver's Canyon above Mecca Comment
  UCD108371  Psorothamnus schottii Marian L. Vincent; Richard H. Swade 1963-10-19 467 Riverside On California State Hwy. 74 ca. 6 miles south of Palm Desert. Comment
  UCSB3070  Psorothamnus schottii Haller, John 1960-4-2 Riverside Along U.S. 60-70, about 9 miles east of Indio 304 Comment
  SBBG68034  Psorothamnus spinosus R. Hoffmann 1928-10-21 Riverside Fig Tree John's [Figtree John Spring] -60 Comment
  UC52159  Psorothamnus spinosus E. E. Schellenger July 25 1903-Aug 14, 1903 2 Riverside Chuckawalla Bench, Colorado Desert Comment
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Aug 27 2016
  SEINET951768  Pteridaceae Norman C. Cooper 1944-1 1085 Riverside Andreas Canyon, Riverside County 457 Comment
  CAS-BOT-BC421250  Pterostegia drymarioides Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 4029 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta. 609 Comment
  OBI40180  Pterostegia drymarioides N. M. Fellows & A. C. Sanders, A. C. Sanders 1985-4-9 125 Riverside Oasis de Los Osos Preserve, off Snow Crk cyn at the N foot of the San Jacinto mts, 1 mi W of Snow Crk Village 488 Comment
  RSA561074  Pterostegia drymarioides Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7326 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  UCR112964  Pterostegia drymarioides B. G. Pitzer 1998-3-1 3559 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  UCR138649  Pterostegia drymarioides D. L. Banks 1997-3-29 1619 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR93240  Pterostegia drymarioides F. M. Reed 1907-5-5 1346 Riverside City of Riverside; Fairmont Park 244 Comment
  RSA782525  Punica granatum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38399 Riverside Southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 ) of intersection of I-15 and Lake St. 465 Comment
  SEINET3077228 Image available Purshia glandulosa Howard Scott Gentry 1985-5-22 23809 Riverside Pinyon Flats, Santa Rosa Mountains. 1219 Comment
  UC217995  Purshia tridentata var. glandulosa P. A. Munz and I. M. Johnston 1922-5-20 5494 Riverside Kenworthy; San Jacinto Mts. 1432 Comment
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Mar 25 2011
  UCSB18179  Purshia tridentata var. glandulosa Black, Richard 1964-5-10 Riverside State Highway 74, 8 miles S of Pinyon Flats Campground 929 Comment
  UCR3754  Pyrola aphylla Frank C. Vasek 1964-7-12 640712- 01 Riverside Peninsular Range; San Jacinto Mountains, Pine Cove 1878 Comment
  UCR278376  Quercus Mitch Provance 2012-9-5 912- 09 Riverside Badlands of Western Riverside County, Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 755 Comment
  UCD47064  Quercus X munzii Alan D. Eliason 1966-6-12 s.n. Riverside (Quercus lobata Nee X Q. turbinella Greene subsp. Californica Tucker). Live Oak Tank, Joshua Tree National Monument, in Riverside County, California. Comment
  CAS-BOT-BC61825  Quercus agrifolia Earl W. Lathrop 1965-9-22 6029 Riverside 8 miles west of Murrieta Comment
  UCD45235  Quercus agrifolia Louis C. Wheeler 1964-11-28 8649 Riverside Temescal Valley: Wright Ranch Comment
  SEINET10622083  Quercus agrifolia var. agrifolia Greg Gust, Leith Nye 2005-3-11 Gust 540 Riverside Lake Elsinore City Limits. Hwy 74 ca. 1 mile W of Lake Elsinore on hill slope pullout river basin. 481 Comment
  RSA713581  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 5 -581 Riverside San Jacinto Mountains, San Bernardino National Forest, 2.3 mi W of Santa Rosa Mountain Rd. on SR 74 at Vandeventer Flat. 1430 Comment
  RSA714353  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 5 -595 Riverside San Jacinto Mountains, San Bernardino National Forest, 0.7 mi. W of Santa Rosa Mountain Rd. on SR 74 near Vandeventer Flat. 1369 Comment
  RSA180379  Quercus berberidifolia E. W. Lathrop 1965-4-4 5643 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  UC5828  Quercus berberidifolia H. M. Hall 1901-8-5 2644 Riverside Canyon of the San Jacinto River San Jacinto Mountains 1066 Comment
  UCR189798  Quercus berberidifolia Theresa Johnson 2006-10-6 290 Riverside Peninsular Ranges, San Jacinto Mountains, San Jacinto Wildlife Area, Protrero Unit. Just south of landing strip, 0.5 mi North of Massacre Canyon 630 Comment
  UCR231198  Quercus berberidifolia A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39930 Riverside Peninsular Range; Santa Ana Mtns., near Sierra Peak on dirt road (Leonard Rd.) from Skyline Drive, c. 1/4 mile east of the Orange Co. line 884 Comment
  UCR178147  Quercus chrysolepis Tracy Tennant 1998-3-10 MOR- 1111 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
  UCR117256  Quercus cornelius-mulleri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22288 Riverside San Jacinto Mtns., along Hwy 74, 4.4 mi. east of Hwy 371 junction to Anza, just east of Vandeventer Flat 1387 Comment
  CLARK-A1528-2920  Quercus dumosa John C. Roos 1947-12-13 3765 Riverside Lost Palms Canyon Comment
  RSA476821  Quercus engelmannii N. C. Cooper 1947-4-5 2105 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA597054  Quercus engelmannii D. L. Banks, Lauren Raz 1996-11-5 1163 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; E of a newly established firebreak along a NW-SE running ridgeline, SW of the water tank in section 34. 390 Comment
  UCR60995  Quercus engelmannii B. G. Pitzer 1988-6-10 1054 Riverside Santa Ana Mtns., Rancho California area, Carancho Road near intersection with El Prado Road; c. 0.5 - 1 mi. SE of De Luz Road Comment
  SEINET2066667 Image available Quercus john-tuckeri J. Hogan 1975-11-20 188 Riverside Live Oak Tank, Joshua Tree N.M. 1316 Comment
  RSA654803  Quercus palmeri A. C. Sanders, Steve D. Boyd, Mitch Provance, J. Ross 1998-10-25 22291 Riverside San Jacinto Mtns: Santa Rosa Indian Reservation along Hwy 74, 4 miles E of Hwy 371 junction to Anza 1378 Comment
  SEINET2067043 Image available Quercus wislizeni B. Pitzer, Jack Easton 1987-3-10 411 Riverside Anza area, hills S of Thomas Mtn., ca. 3 miles E of town of Anza on N side of Hwy 371, Butterfly Peak 7.5' Quad. 1341 Comment
  UCR51925  Quercus wislizeni Steve Boyd 1987-11-23 2096 Riverside Perris-Aguanga basin region, Mt. Russell, north of Lake Perris, Moreno Valley. 762 Comment
  SD140180  Rafinesquia californica Scott White 1993-4-22 1256 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  CLARK-A1656-688  Rafinesquia neomexicana Lois Ann Scott 1979-3-2 Riverside Rancho Mirage 91 Comment
  POM159819  Rafinesquia neomexicana E. C. Jaeger 1926-3-24 9578 Riverside Pinto Valley, Colorado Desert Comment
  UC829468  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside wash Cottonwood Spring (Joshua Tree National Monument); , Cottonwood Spring wash Comment
  UCD135342  Rafinesquia neomexicana Robert C. Bechtel 1952-3-28 30 Riverside Whitewater. Comment
  SBBG128811  Ranunculus muricatus O. F. Clarke 2010-4-16 Riverside O.F.Clarke residence, 266 Frost Court, Riverside, E edge of UCR campus 351 Comment
  UCR202599  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside San Jacinto Mountains, K Flat, from large pond downstream to meadow 1463 Comment
  UCR119422  Ratibida Mitch Provance 1998-6-20 708 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  RSA503418  Rhamnus ilicifolia J. D. Olmsted 1962-5-10 3627 Riverside Coldwater Canyon, Corona city water supply. 396 Comment
  UCR26629  Rhamnus ilicifolia E. W. Lathrop 1966-5-8 6433 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
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Apr 28 2011
  RSA471023  Rhododendron occidentale N. C. Cooper 1949-6-29 4339 Riverside East side of San Jacinto Mountains. 457 Comment
  UC456171  Rhododendron occidentale I. J. Condit 1910-6-23 Riverside San Jacinto Mountains 2590 Comment
  UC877122  Rhododendron occidentale P. A. Munz 1922-7-6 6029 Riverside San Jacinto Mountains, North Fork Tahquitz Creek North Fork Tahquitz Creek; San Jacinto Mountains, North Fork Tahquitz Creek 2225 Comment
  UCR120923  Rhus aromatica A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24925 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR16588  Rhus integrifolia Joe Buriel 1966-2-26 s.n. Riverside E slope of small hill north of Mt. Rubidoux 306 Comment
  RSA358576  Rhus ovata Larry E. DeBuhr 1972-2-25 508 Riverside Santa Rosa Mountains along forest road 7S02 to santa Rosa Pk. 1738 Comment
  SBBG97184  Rhus ovata W. L. Halvorson 1977-4-1 77 -225 Riverside 5 mi S of Temecula on Hwy S16 Comment
  SBBG99308  Rhus ovata W. L. Halvorson 1977-4-1 77 -225 Riverside 5 mi S of Temecula on Hwy S16 Comment
  UC1130532  Rhus ovata A. Lewis 1934-3-4 305 Riverside Tin Mine Canyon; Cleveland National Forest 701 Comment
  UCR268313  Rhus ovata Jim Andre 2012-6-15 30494 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
  UCR58632  Rhus ovata James C. Dice, Ruth Miller 1987-11-23 755 Riverside Peninsular Range, Temecula Gorge, south side of aqueduct crossing 260 Comment
  RSA716371  Rhus trilobata Scott D. White 2006-5-19 11477 Riverside South of Hemet, Santa Rosa Hills near Hemet Butte. 549 Comment
  UC303774  Rhus trilobata S. B. Parish 1918-4-3 11698 Riverside canyon of San Jacinto River (Oak Lodge) Comment
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Nov 20 2011
  RSA0035002  Rhus trilobata Charles MacKechnie 1950-4-29 s.n. Riverside Cranton [Cranston] Ranger Station, San Bernardino Nat'l. Forest. 609 Comment
  SEINET273139 Image available Ribes aureum var. gracillimum A. C. Sanders 1997-3-26 20114 Riverside Lake Skinner area: arroyo draining toward the SE arm of the lake crossing the entrance road near the old house site (an 453 Comment
  UCR213350  Ribes malvaceum Justin M. Wood 2009-3-10 346 Riverside San Jacinto Mountains, Hwy 243, near base of the mountains, 0.5 mi up the hwy from Smith Creek Bridge 774 Comment
  RSA162690  Ribes malvaceum var. viridifolium J. D. Olmsted 1960-2-22 1104 Riverside Up Tin Mine Canyon, first side canyon to the left with mining lcaim past jct with Hgador Canyon, Santa Ana River. 389 Comment
  CAS-BOT-BC219232  Ribes nevadense Jennifer H. Jones; Thi (Teresa) Bui; Holly Summers 2006-5-31 354 Riverside Parking lot and stream below parking lot on CA Highway 243 across road from Lake Fulmor, San Jacinto Mountains 1616 Comment
  POM13881  Ribes nevadense E. C. Jaeger 1921-6-25 1177 Riverside Tahquitz Valley, San Jacinto Mts. Comment
  SD229186  Ribes nevadense Dick Schwenkmeyer 2012-8-27 811 Riverside 2.6 mi. east of the intersection of highway 243 and Fuller's Mill road, 7.5 mi. north of Idyllwild. 2034 Comment
  UCSB2648  Ribes nevadense Ralph, F. 1959-5-16 Riverside growing near Jolley Springs; on The Devil's Slide Trail; in the Wilderness area of Mt. San Jacinto State Park; San Jacinto Mtns 2133 Comment
  UC1536983  Ribes quercetorum Gordon H. True Jr. 1935-3-1 39 Riverside Gavilan Hills 548 Comment
  RSA50328  Ribes roezlii E. K. Balls 1949-5-4 1348 Riverside 0.5 mile south of Vista Grande Ranger Station, San Jacinto Mts. 1494 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
  RSA16365  Romneya coulteri Percy C. Everett 1935-6-17 7167 Riverside Santa Ana Mts. Coldwater Canyon trail to Santiago Peak. 2 miles above Glen Ivy resort. 610 Comment
  RSA315  Romneya coulteri J. T. Howell 1928-7-7 1036 Riverside Santa Ana Mts. above Glen Ivy. 610 Comment
  RSA446202  Romneya coulteri Emery M. Whilton 1938-5-16 s.n. Riverside taken in the Mountains between Lake Elsinore and El Capistrana Comment
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Apr 22 2013
  UCR274298  Romneya coulteri T. B. Salvato, Gregg Miller 2005-6-7 1438 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  UCR213473  Romneya trichocalyx A. C. Sanders 2010-5-19 38414 Riverside Peninsular Range/San Bernardino Valley, Riverside, western end of North Hill, edge of Fairmont Park, above intersection of Redwood Dr. and Randall Rd. 250 Comment
  SDSU17733  Rorippa nasturtium-aquaticum D. C. Estrella, M. G. Simpson 2002-4-20 28 Riverside Shallow, acquatic pool. Santa Margarita Ecological Preserve. 229 Comment
  SBBG55992  Rosa californica M. McCarthy 1960-4-24 Riverside Sandia Cyn Rd, 15.5 mi from Teneja Ranch E of Murrieta Comment
  POM19609  Rubus parviflorus var. bifarius Mary F. Spencer 1923-6-12 2163 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  RSA466039  Rumex acetosella Louis C. Wheeler 1931-10-3 186 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  CAS-BOT-BC433324  Rumex crispus S. B. Parish 1913-9-20 8617 Riverside Mecca. Salton Sink 57 Comment
  UCR151035  Rumex salicifolius Scott D. White 1998-7-31 6930 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  UCR40202  Rumex salicifolius Steve Boyd 1985-7-23 1015 Riverside Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek 305 Comment
  UCR21005  Rumex salicifolius var. denticulatus A. C. Sanders 1980-5-2 1447 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UC1536017  Rumex salicifolius var. salicifolius Robert F. Thorne and Earl Lathrop 1975-5-25 45548 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  LA207772  Rumex violascens J. Warren; 1952-4-6 sn Riverside Snow Creek 609 Comment
  UCR150986  Sagina saginoides L. C. Wheeler 1961-6-20 7894 Riverside Peninsular Ranges; San Jacinto Mtns., W fork of Tahquitz Creek 2378 Comment
  HSC79238  Salazaria mexicana G. K. Helmkamp 1983-10-8 - 32 Riverside TNC Big Morongo Preserve, S of town of Morongo Valley in Big Morongo Canyon, beside pipeline road 762 Comment
  POM3991  Salazaria mexicana I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, near Palm Springs. 457 Comment
  UC604956  Salazaria mexicana Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  CAS-BOT-BC103894  Salix exigua Marian L. Campbell 1921-3-19 36 Riverside Banning Comment
  HSC82998  Salix exigua N. M. Fellows 1985-3-3 79 Riverside Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of San Jacinto Mtns., l mi. W of Snow Creek Village 489 Comment
  POM281401  Salix exigua H. P. Bracelin 1932-4-12 601 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  POM319718  Salix exigua Patricia Wilder 1971-9-29 5269 Riverside Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
  RSA799080  Salix exigua Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6877 Riverside South side of Joshua Tree National Park, Cottonwood Spring 915 Comment
  UCR425  Salix exigua P. A. Rauch 1968-2-22 s.n. Riverside San Bernardino Mtns., Cottonwood Canyon 915 Comment
  SD80150  Salix exigua var. exigua Nancy Ryan Zabriske, Walter Zabriske 1971-3-7 353 Riverside Andreas Canyon, east slope San Jacinto Mountains 359 Comment
  SBBG29056  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-13 602 Riverside E side of bridge over Santa Ana River, 4.8 km N of Arlington on rd to Pedley, W of Eiverside 240 Comment
  SDSU19219  Salix exigua var. hindsiana Kristen Hasenstab, Dave Bailey 2008-8-7 188 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. 3-5m from the edge of the river. 215 Comment
  UC498067  Salix exigua var. hindsiana Philip A. Munz 1932-3-24 12031 Riverside n Elsinore (along small stream) 304 Comment
  SD1038  Salix gooddingii Carl B. Wolf 1932-4-28 3085 Riverside overflow land back of Colorado River, about 800 m from state inspection station, on way to Blyth Bridge 89 Comment
  UCR91497  Salix gooddingii Scott D. White 1995-4-5 2719 Riverside San Jacinto Valley, San Jacinto Wildlife area, near northern boundary, off Davis Rd. 427 Comment
  RSA0038337  Salix hindsiana var. leucodendroides H. P. Bracelin 1932-4-12 602 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  CDA38726  Salix laevigata Mike Lahti 2013-4-13 PDR# 331 P06141938 Riverside East Hemet; Bautista Canyon. 0 Comment
  RSA543185  Salix laevigata Steve D. Boyd 1991-3-17 5502 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA596146  Salix laevigata D. L. Banks 1996-11-7 1194 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church., At the end of the main road in the Reservation, approximately 150 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 473 Comment
  RSA772064  Salix laevigata Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4461 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
  SD229282  Salix lasiolepis Dick Schwenkmeyer 2012-3-26 674 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx Ao mile north of Highway 74, just east of Morris Ranch Road. 1356 Comment
  UCR92671  Salix lasiolepis Scott D. White, Shelton Dowthit, Conservancy volunteers 1996-3-31 3848 Riverside Lake Skinner area, Riverside Land Conservancy conservation easement site, c. 0.5 air mi south of the reservoir, near East Benton Road 534 Comment
  CAS-BOT-BC126316  Salix sessilifolia Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 240 Comment
  UCR103730  Salsola australis A. C. Sanders 1997-3-19 20035 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp, from dirt track down to lakeshore 457 Comment
  UCSB1721  Salsola tragus Philbrick, Ralph 1954-10-24 Riverside 4 miles south of the Chino Institute 213 Comment
  SEINET3860544  Saltugilia australis Leigh A. Johnson, J. Mark Porter 1997-1 97 -004 Riverside Whitewater Canyon, south slopes of San Bernardino Mtns, ca 1.5 miles N. of I-10.; 0 500 Comment
  SEINET3860545  Saltugilia australis Leigh A. Johnson 1997-4-25 97 -049 Riverside Magee Hills vicinity: on first year burn on hills and slopes directly W of Hwy R3,(Sage Road) ca. 5.9 miles S of jct. with Cactus Valley Rd., and 0.8 mi N of Sage Hen Fire Station. Collected near top of hill behind and to the S of the microwave towers.; 0 756 Comment
  UC52862  Saltugilia australis H. M. Hall April, 1902 2907 Riverside vicinity Winchester (above Sage P.O.); vicinity of Winchester, above Sage P.O. Comment
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Mar 20 2011
  JOTR16793  Saltugilia splendens subsp. splendens Wanrow, E. 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  UC25654  Salvia apiana Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  UCR3010  Salvia apiana Wm. Horn Jr. 1963-4-21 630421- 3 Riverside Riverside, UCR campus, 100 yards south of Agricultural Extension Service Building 305 Comment
  UCR41318  Salvia apiana N. M. Fellows, A. C. Sanders 1985-5-7 175 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
  LA212156  Salvia apiana Norman Lederer; 1950-4-30 s.n. Riverside Palms to Pines Highway. Comment
  SBBG101700  Salvia carduacea S. Boyd, T. Ross, M. Hammitt 1991-5-2 6112 Riverside Vail Lake region, SW & W flanks of Billy Goat Mtn 3 mi N Hwy 79, 1 mi W of Hwy 371 600 Comment
  RSA0123122  Salvia columbariae Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9032 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  UC1537560  Salvia columbariae Gordon H. True Jr. 1935-2-20 5 Riverside Box Springs; Sycamore Canyon 365 Comment
  UCR227459  Salvia columbariae Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-27 173 Riverside Northeastern Colorado (Sonoran) Desert, Mecca Hills Wilderness, wash route off Hwy 195/Box Canyon Road, near wilderness boundary 366 Comment
  UCR279404  Salvia columbariae A. C. Sanders, Jim Malusa 2017-3-25 43018 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  UCSB11998  Salvia columbariae Schevill, Peggy 1963-5-5 Riverside Joshua Tree Woodland; About 5 miles north by northwest; Pinyon Flats Campground; Calif Hwy 74 1021 Comment
  HSC79771  Salvia eremostachya James Henrickson 1973-3-18 8612 Riverside 33 (air) mi. E of Temecula, 5-7 mi SE of Terwilliger, at N end of Coyote Canyon Rd., first steep grade down to canyon 762 Comment
  SD70009  Salvia greatae Darley F. Howe 1968-3-17 4494 Riverside Salton Creek between Orocopia and Chocolate Mountains. 121 Comment
  UCLA31073  Salvia greatae H. and M. Lewis 1955-3-15 Riverside on road to Clemens Well (about 3 mi e of aqueduct, near railroad crossing) Comment
  POM98734  Salvia greatae M. Hill, M. Canby 1926-03 s.n. Riverside Wash east of Dos Palmos. Comment
  UCR277735  Salvia mellifera Mitch Provance 2012-1-26 112- 05 Riverside Badlands of Western Riverside County, San Timoteo Canyon, El Casco area, 0.3 miles S of Fisherman's Retreat 695 Comment
  HSC47584  Salvia vaseyi Richard Spjut, C. E. Edson 1978-5-5 5013 Riverside W margins of Colorado Desert, along Hwy. 74 W of Palm Desert in the San Jacinto Mtns. 610 Comment
  RSA500135  Sambucus mexicana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3675 Riverside Vail Lake area, Temecula Creek canyon below the dam. 459 Comment
  UC889777  Sambucus mexicana P. A. Munz 1922-6-24 5791 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
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Mar 25 2011
  UCR120192  Sambucus mexicana Mitch Provance 1998-3-7 150 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  UCR169318A  Sambucus mexicana T. B. Salvato, John F. Green 2004-5-27 618 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
  RSA586127  Sanicula crassicaulis D. L. Banks 1995-4-11 170 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, E of the Dripping Springs Trail. 950 Comment
  RSA783123  Sanicula crassicaulis J. D. Olmsted 1959-4-23 454 Riverside Spring Trail at Beacon Pines Ranch, 9 miles SW of Corona; Santa Ana Mts. Drainage area: Santa Ana river. 793 Comment
  UC1006675  Sanicula crassicaulis C. Ritchie Bell 1953-2-22 3 X483 Riverside 17.8 mi ne of Capistrano (near San Juan Camp, n of California Hwy 79) Comment
  UCR158321  Sanicula crassicaulis A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30064 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-A1528-1455  Sanicula tuberosa John C. Roos 1937-3-6 1304 Riverside Reche Canyon Comment
  UCR249921  Sanicula tuberosa A. C. Sanders, Steve Boyd, Fred M. Roberts, Robt. L. Allen 2009-4-9 36789 Riverside Peninsular Range; Santa Ana Mtns., Elsinore Peak, c. 0.4 mi. SE of the summit 1014 Comment
  UCR34989  Sanicula tuberosa L. B. Ziegler 1970-5-14 403 Riverside San Jacinto Mtns, above Hemet Valley on flat top of Pleistocene alluvium 1585 Comment
  LA202870  Sarcostemma cynanchoides subsp. hartwegii Unknown; 1951-5-26 sn Riverside San Jacinto Canyon, Cranston Ranger station Comment
  JEPS27446  Sarcostemma hirtellum E. E. Schellenger April 1920 Riverside Chuckwalla Mts. Colorado Desert, Chuckwalla Mts. Comment
  UC809711  Sarcostemma hirtellum Philip A. Munz 1949-4-12 13041 Riverside near Iron Chief Mine Mohave Desert, Eagle Mts., Iron Chief Mine 762 Comment
  UCR169871  Saxifraga californica Dave Goodward 2004-1 s.n. Riverside San Jacinto Mtns., mouth of narrow side canyon off South Fork San Jacinto River 1159 Comment
  RSA751626  Schinus molle G. Gust, L. Nye 2005-3-11 538 Riverside Lake Elsinore City Limits. At intersection of Ellis St. and Franklin St. in an overgrown disturbed site. 400 Comment
  UCR89564  Schismus arabicus George K. Helmkamp 1994-3-10 42- 14 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  CLARK-A1528-922  Schismus barbatus Patricia A. Andrews 1975-3-13 5900 Riverside Rubidoux 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
  JOTR35355  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
  OBI23319  Schismus barbatus Robert F. Hoover 1969-4-14 11239 Riverside Palm Springs, just S of city limit Comment
  RSA683907  Schismus barbatus Michael Denslow, Tim Thibault 2004-2-20 1909 Riverside Along Hwy. 111, northwest of Palm Springs, in sandy vacant lot below Windy Point. (Hot Springs Quad.) 306 Comment
  UCD93252  Schismus barbatus D. C. Finfrock 1951-4-4 s.n. Riverside 33 mi. E. of Indio. Comment
  SDSU13637  Schoenoplectus americanus W. Miller, C. Mosse 1972-7-11 Riverside Comment
  UCR130131  Schoenoplectus americanus I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  RSA92142  Schoenoplectus americanus F. W. Peirson 1924-12-30 5406 Riverside Thousand-Palms Canyon, north side of Coachella Valley. 122 Comment
  UCR94965  Scirpus microcarpus Scott D. White 1996-8-15 4461 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  UC1076479  Scleranthus annuus subsp. annuus Herbert L. Mason 1926-4-30 3125 Riverside Pala Grade Comment
  SBBG54856  Scrophularia californica D. Keil, M. McLeod 1977-3-26 12023 Riverside 0.7 mi W of jct with Riverside Country Rd R-3 (to Hemet) along St Hwy 79 Comment
  UC1618461  Scrophularia californica L. A. Gill, H. S. Gentry 1979-5-25 2550 Riverside Murrieta: Howard Scott Gentry Experimental Ranch 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
  RSA155809  Scrophularia californica subsp. floribunda Peter H. Raven 1962-4-29 17486 Riverside Ortega Highway 1 mi. above its east base. 488 Comment
  RSA425199  Scrophularia californica subsp. floribunda Bonnie C. Templeton 1930-4-15 1480 Riverside North of Gavilan Peak. 550 Comment
  UCR193884  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Mitch Provance 2008-7-11 35803 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
  RSA583119  Scutellaria siphocampyloides C. Epling, W. M. Robinson 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  UCR193269  Scutellaria siphocampyloides A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35572 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, slope below May Valley Rd. toward meadow on nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. 1585 Comment
  UCR211727  Secale cereale Fred M. Roberts 2005-5-19 6204 Riverside Perris Basin, San Jacinto Valley, city of San Jacinto, east of Sanderson Road and south of the Ramona Expressway, 2.6 km south-southwest of Gilman Hot Springs 446 Comment
  SEINET10875856  Selaginella J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12854 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 several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  HSC83018  Selaginella bigelovii N. M. Fellows 1984-11-12 20 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mtns., 1 mi. W of Snow Creek Village 488 Comment
  SEINET7048061  Selaginella bigelovii Steven R. Hill 2001-4-29 33538 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
  UCR91560  Selaginella bigelovii A. C. Sanders, M. Jacobsmyer, C. L. Sanders 1995-2-5 15908 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater Canyon, between Bonnie Bell & the fish hatchery 550 Comment
  POM12435  Selaginella eremophila Philip A. Munz, D. D. Keck 1922-4-9 4865 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 762 Comment
  SEINET7063051  Senecio californicus A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Temecula and at the junction with Route 395 (115). UTM Zone 11, 485910mE, 3706825mN. (WGS84/NAD83). 308 Comment
  RSA472948  Senecio flaccidus var. douglasii N. C. Cooper 1949-6-29 4361 Riverside East side of San Jacinto Mountains. 457 Comment
  RSA545239  Senecio flaccidus var. douglasii R. F. Thorne 1970-10 41889 Riverside San Bernardino Mts, Whitewater Canyon: 1350ft near bridges and Whitewater Post Office to 2000 ft up the Canyon toward fish hatchery Comment
  UC667290  Senecio flaccidus var. monoensis Annie M. Alexander and Louise Kellogg 1941-5-9 2142 Riverside along road on plateau n Cottonwood Spring; Colorado Desert, Eagle Mountains, Cottonwood Spring 883 Comment
  UCR227594  Senecio flaccidus var. monoensis Duncan S. Bell, Joy England 2010-10-5 1978 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.75 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1387 Comment
  JOTR35075  Senecio mohavensis La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3527 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocky slopes; above narrow side canyon Comment
  UC1552024  Senecio mohavensis David Charlton 1988-2-19 1174 Riverside mudstone wash n Mecca Hills (Box Canyon on road between Cottonwood Wash and Mecca, near Mecca, Colorado Desert Wash Community); Orocopia Mtns., Box Canyon 457 Comment
  RSA0096810  Senecio vulgaris Duncan S. Bell, Andrew Chambers 2015-3-12 7786 Riverside San Gorgonio Wilderness area; Whitewater Canyon; about 0.75 air miles northeast of Red Dome. 863 Comment
  RSA496133  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-3-19 3015 Riverside Vail Lake area,1 mile W of Lake 610 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
  UCR214435  Sesuvium verrucosum A. C. Sanders, Richard Dwerlkotte 2010-3-22 37515 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. ESE (98 deg. ) of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 129 Comment
  UCR4568  Setaria parviflora O. F. Clarke 1959-8-6 590806- 01 Riverside Riverside, residence of O.F.Clarke, 1012 Spruce St. 300 Comment
  CAS-BOT-BC240159  Setaria verticillata John C. Roos 1952-5-14 5660 Riverside Corner Iowa Ave. and 8th Street east of Riverside 304 Comment
  CDA2450  Setaria viridis A. C. Sanders 2004-8-1 28761 Riverside Perris-Aguanga Region; 3 miles ENE of Perris, new nursery growing grounds W of Menifee Rd. (=Pozos Av.) & S of Nuevo Rd., between San Jacinto River and Nuevo. Comment
  SD51940  Sidalcea malviflora subsp. sparsifolia Reid Moran 1962-7-7 9867 Riverside Strawberry Creek, 2.0 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  SDSU13891  Sidalcea sparsifolia Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2143 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  CAS-BOT-BC434386  Sidotheca trilobata S. G. Stokes 1933-7-1 312 Riverside Road to Idyllwild 1066 Comment
  RSA614632  Silene gallica D. L. Banks 1997-3-29 1564 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  UC64150  Silene verecunda subsp. platyota H. M. Hall July, 1901 2550 Riverside Fuller's Mills Mountains San Jacinto Mountains, Fuller's Mills Mountains 2194 Comment
  JEPS40194  Simmondsia chinensis W. L. Jepson 1901-5-27 1480 Riverside Cahuilla Valley and Aguanga; Cahuilla Valley and Aguanga Comment
  JOTR30107  Simmondsia chinensis La Doux, Tasha, Bill Truesdell 2008-3-18 1672 Riverside Joshua Tree National Park. Stop 2 = Rattlesnake Cayon Wash near bouldery outcrops 892 Comment
  POM299244  Simmondsia chinensis A. M. Alexander, Louise Kellogg 1941-5-12 2159 Riverside Eagle Mts., road to Black Eagle Mine. 777 Comment
  RSA321111  Simmondsia chinensis James R. Shevock 1978-4-8 5776 Riverside Occasional along California highway 195 just off of Interstate 10 near Chiriaco Summit. Base of Orocopia Mts., Colorado Desert. Comment
  SBBG25812  Simmondsia chinensis M. Van Rensselaer 1937-6-23 Riverside Palms to Pines Hwy Comment
  SD229297  Simmondsia chinensis Dick Schwenkmeyer 2013-6-11 922 Riverside Carrizo Creek camp, approx. 1.5 north of highway 74 and Royal Carrizo Road intersection. 890 Comment
  UCR147753  Sisymbrium altissimum L. C. Wheeler 1955-6-16 7162 Riverside Peninsular Range, San Jacinto Mountains, San Jacinto Mountains: ___ miles east of Mountain Center 1402 Comment