Search Results — 2000 specimen records retrieved (1881 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC1075  Abronia villosa Sonia R. Westerberg 1938-4-2 Riverside Palm Springs. 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
  RSA652385  Abronia villosa var. aurita Jim M. Morrow 1959-5-24 s.n. Riverside Edge of old Hwy 71, Temescal Canyon. Near Alber hill. 305 Comment
  SD148114  Abronia villosa var. aurita A. C. Sanders, T. B. Salvato 2001-5-16 24286 Riverside Perris-Aguanga Basin region: South of Hemet, 1/4 mile south of Gibbel Rd. ca. 1.0 mile east of State Street. 518 Comment
  JOTR31805  Abronia villosa var. villosa La Doux, Tasha, Bill Truesdell 2007-11-9 2513 Riverside Joshua Tree National Park. Pinto Basin, where Fried Liver Wash crosses Pinto Basin Road; between Hexie and Pinto Mountains (Stop 1) 532 Comment
  RSA461027  Abronia villosa var. villosa A. Menke 1955-4-25 s.n. Riverside Palm Springs Comment
  UCR219800  Abronia villosa var. villosa Ed Kentner 2010-5-6 113 Riverside Coachella Valley, near Cabazon, c. 250 m SE of the Arrowhead Water bottling plant 475 Comment
  UCR33820  Abutilon theophrasti A. Kishaba 1983-10-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, SW of Indio near Lake Cahuilla, melon field at intersection of Jefferson St. and Airport (Ave 56) Blvd. 0 Comment
  POM29466  Acacia greggii var. arizonica Marcus E. Jones 1906-4-27 s.n Riverside Palm Springs. Comment
  CAS-BOT-BC30906  Acamptopappus sphaerocephalus L. R. Abrams 1926-3-27 11127 Riverside near Whitewater Comment
  SEINET1956968 Image available Acamptopappus sphaerocephalus L. R. Abrams 1941-4-23 13923 Riverside Whitewater Water wash, Palm Springs railroad station. Comment
  POM229033  Acamptopappus sphaerocephalus var. sphaerocephalus P. A. Munz 1937-5-29 15151 Riverside Deep Canyon, Santa Rosa Mountains. 1067 Comment
  UC63196  Acamptopappus sphaerocephalus var. sphaerocephalus H. M. Hall May 17 1901-Jun 1 1901 1933 Riverside east base San Jacinto Mt. 609 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
  SEINET4692067 Image available Achnatherum coronatum J. C. Roos 1950-1 4817 Riverside Hills NE of summit of Reche Canyon 762 Comment
  JOTR30890  Achnatherum parishii La Doux, Tasha, E. Babich, N. Pietrasiak 2008-4-21 2095 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north end of East Deception Canyon 1446 Comment
  RSA793972  Acleisanthes longiflora Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-10 4353 Riverside Big Maria Mountains: southeast section of range, approximately 0.6 air miles northwest of Palo Verde Dam. 97 Comment
  CAS-BOT-BC213472  Acmispon argophyllus var. argophyllus D. W. Kyhos 1962-3-7 62 -79 Riverside About 2 miles east of alpine Cafe on Palms to Pines Highway near Nightingale trunoff. Comment
  OBI52767  Acmispon argophyllus var. argophyllus B. Pitzer & A. C. Sanders, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mts, near Southernmost radiotowers (Riverside E 7.5' quad: T2S, R4W, SE 1/4 sec 27 792 Comment
  SBBG87343  Acmispon argophyllus var. argophyllus B. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mtns, near southernmost radio towers 792 Comment
  SBBG3411  Acmispon heermannii var. heermannii H. and M. Dearing 1942-3-17 4833 Riverside Dos Palmas Cyn, near Palms to Pines Hwy Comment
  JOTR35516  Acmispon nevadensis var. nevadensis La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3199 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  SBBG45496  Acmispon strigosus Leota Davidson 1966-4-6 474 A Riverside Wiley Well Rd S of second intersection, Chuckawalla Mtns, 18 mi W of Blythe 213 Comment
  SD215528  Acmispon strigosus Steve Boyd, Tim Ross, et al. 1990-4-2 4045 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain, along Highway 79, east of USFWS Dripping Springs Guard Station. 487 Comment
  RSA615331  Acourtia microcephala Scott D. White 1997-5-25 5246 -A Riverside Bautista Canyon, Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing at ca. 3200 ft. 793 Comment
  UCSB38384  Acourtia microcephala Kitasako, John 1964-5-19 Riverside Stone-face Canyon in Box Spring Mountains, 50 yds. south of Great Stone-face Rock 548 Comment
  RSA748601  Adenophyllum porophylloides Scott D. White, Justin M. Wood 2009-4-28 12597 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  RSA390499  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1933-7-24 3679 Riverside Idylwild Road 1372 Comment
  RSA453178  Adenostoma sparsifolium M. B. Dunkle 1934-3-11 4234 Riverside Ribbonwood Comment
  RSA651244  Adenostoma sparsifolium N. R. Zabriskie, Walter Zabriskie 1971-8-20 430 Riverside North side of canyon ca 350 yds above 1st turnout, east side Santa Rosa Mtn. Rd. southe of Hwy 74, Palm Canyon drainage, Santa Rosa Mts. 1524 Comment
  RSA0125179  Adiantum capillus-veneris Duncan S. Bell 2016-10-27 10208 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  JEPS32114  Agnorhiza ovata Carl V. Meyer 1929-6-18 783 Riverside near Kenworthy (at edge of Hemet Valley); Hemet Valley Comment
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Mar 25 2011
  RSA343877  Agoseris grandiflora var. grandiflora R. F. Thorne, Walter Wisura, Earl W. Lathrop, Sara Meury 1985-5-18 60667 Riverside Santa Rosa Plateau: at edge of Cleveland National forest 610 Comment
  UCR202237  Agoseris retrorsa Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR2124  Agrostis idahoensis F. M. Reed 1908-7-14 2473 Riverside San Jacinto Mtns., Meadow in Round Valley 2744 Comment
  UCR2110  Agrostis stolonifera F. M. Reed 1906-7-5 1124 Riverside Riverside. Chicago Ave. near railroad and Indianapolis Ave. [Spruce St.] 279 Comment
  RSA67713  Aliciella latifolia Verne Grant, Alva Grant 1952-4-1 17519 Riverside 9 miles E of Mecca Comment
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Apr 8 2011
  UCSB39094  Allenrolfea occidentalis Jorgensen, Jan 1982-3-6 Riverside Coachella Valley, along Avenue 66 in Coachella -70 Comment
  RSA600768  Allionia incarnata C. Epling, Wm. Stewart 1936-9-1 s.n. Riverside Chuckwalla Valley: Desert Center. Comment
  UCR169942  Allionia incarnata Scott D. White, Jennifer H. Jones 2005-4-21 10942 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  CAS-BOT-BC131988  Allium haematochiton Steve Boyd 1986-3-9 1378 Riverside Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 487 Comment
  SD247543  Allium haematochiton J. Mark Porter, Lauen E. Machen 1997-2-15 11421 Riverside North of Interstate 15 at the Lake Street / Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  UCR172760  Allium haematochiton Abby Sirulnik, Ian G. Gillespie 2000-5-14 47 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  RSA366476  Allium munzii B. C. Templeton 1931-3-23 s.n. Riverside Near Gavilan Alt. 600 m. 600 Comment
  CSUSB943  Allium peninsulare R. D. Keys 1973-5-13 Riverside Box Springs Mountains 50 yards from end of Box Springs Mountains ridge road. 914 Comment
  UCR213852  Allium peninsulare Scott D. White, Justin M. Wood 2009-5-22 12919 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  RSA747869  Allophyllum glutinosum Justin M. Wood 2009-5-11 700 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA5485  Alnus rhombifolia C. B. Wolf 1932-5-24 3649 Riverside 1/2 mile below the fish hatchery, Snow Creek, north base of San Jacinto Mts. 549 Comment
  RSA770792  Alnus rhombifolia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4533 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR111747  Amaranthus albus G. S. Nuessly 1980-10-14 s.n. Riverside Riverside: U.C. Riverside campus, above parking lot #6. 274 Comment
  RSA335002  Amaranthus blitoides Steve Boyd 1985-7-30 1046 Riverside De Luz Rd. 7.8 mi west of Rancho California. Comment
  UC1929320  Amaranthus blitoides Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10669 Riverside San Jacinto Mountain foothills; Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. Comment
  RSA709116  Amaranthus hybridus Scott D. White, Justin Wood 2005-10-4 11236 Riverside Cabazon: Smith Creek (a dry wash) at the foot of the San Jacinto Mtns., south of the I-10 Freeway and west of San Gorgonio River. 564 Comment
  RSA319700  Amaranthus palmeri Patricia Wilder 1970-10-30 4820 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  JEPS123814  Amaranthus torreyi J. Andre, T. La Doux 2008-9-16 10686 Riverside Joshua Tree National Park: JTNP: along Bell Mountain Road, atop Bell Mountain approx. 0.3 mi N of radio tower. Queen Mountain USGS 7.5' Quad. Comment
  JOTR30826  Amaranthus torreyi La Doux, Tasha, Jim Andre 2008-9-16 342 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  RSA0086783  Ambrosia acanthicarpa R. G. Swinney 1967-5-26 14064 Riverside White Water Bench. 305 Comment
  RSA188422  Ambrosia acanthicarpa L. S. Rose 1966-12-11 66094 Riverside Palm Springs. 152 Comment
  RSA650428  Ambrosia dumosa R. J. Silva 1949-2-20 s.n. Riverside Found 1000 Palm Canyon, 10 mi. west of Indio. Comment
  SBBG109173  Ambrosia dumosa D. Wilken with G. A. Wilken 1997-11-1 15372 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  UC665877  Ambrosia dumosa Ira L. Wiggins 1941-3-24 9575 Riverside 2.7 mi s of, along e side of Salton Sea Mortmar; Salton Sea Comment
  UCSB34110  Ambrosia ilicifolia Collins, Elizabeth 1980-3-31 Riverside 10 miles SW of Hwy 10 at Corn Springs campground Comment
  CAS-BOT-BC273022  Ambrosia salsola F. O. Ballou 1926-2-27 s.n. Riverside Old Beach Line at base of Santa Rosa Mts near Fish Springs Comment
  OBI16027  Ambrosia salsola P. A. Holden 1969-3-29 675 Riverside Just west of Hwy 62 at foot of Morongo Grade 8 mi W of Desert Hot Springs Comment
  SEINET2052883 Image available Ambrosia salsola George K. Helmkamp, E. A. Helmkamp 1998-2-18 2744 Riverside Chuckwalla Mts., raham Pass Rd. 10.6 mi. SSW of Chuckwalla Valley Rd. 487 Comment
  UCR243154  Ambrosia salsola LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4285 Riverside Transverse Ranges; San Bernardino Mountains, 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
  UCSB9695  Ambrosia salsola var. salsola Leeuwen, Henry 1957-4-13 Riverside In Whitewater Canyon, 2 miles from U.S. 60 Comment
  POM126807  Ammannia coccinea E. E. Schellenger 1894-8-10 s.n. Riverside Colorado Desert, River bottom - Paloverde Comment
  JEPS29303  Amsinckia intermedia Rimo Bacigalupi and L. R. Heckard 1962-3-25 8398 Riverside 2 mi s of junction of road to Lake Mathews (near junction of state hwy 71 and Forest Service road to Santiago Peak, w slopes of Temescal Wash); Temescal Wash 274 Comment
  RSA0089626  Amsinckia intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3881 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
  SD136888  Amsinckia intermedia Steve Boyd 1986-4-2 1618 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 609 Comment
  UC1537695  Amsinckia intermedia Gordon H. True Jr. 1936-2-22 10 Riverside Mockingbird Canyon 457 Comment
  UCR163424  Amsinckia intermedia B. G. Pitzer 1998-1-25 3423 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR91420  Amsinckia intermedia Scott D. White 1995-4-5 2728 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  POM13877  Amsonia brevifolia var. tomentosa E. C. Jaeger 1921-4-10 1173 Riverside 1000 Palms Canyon, Colorado Desert of California. 823 Comment
  SDSU14315  Anagallis arvensis Joel Tracey 2002-4-20 11 Riverside Santa Margarita Ecological Reserve, 0.3 mileseast from parking area intersecting Santa Margarita River and Northside Field Station road, on north side of river. Large pool abuting low angle slab. 255 Comment
  RSA357157  Anagallis minima Robert F. Thorne 1973-5-23 43855 Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  SEINET13276758 Image available Anemopsis californica Mitch Provance 2012-1 196 -04 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave (Riverside 7.5' Q.) 226 Comment
  CDA20179  Antirrhinum coulterianum J. Chandler 2003-6-24 PDR 1261516 Riverside Southern California; across from 42525 Wildwood Ln, Aguanga. 0 Comment
  JEPS5302  Antirrhinum coulterianum W. L. Jepson 1928-4-19 12433 Riverside 5 mi n Elsinore 609 Comment
  RSA262107  Antirrhinum kelloggii E. W. Lathrop 1969-5-8 7010 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UC1929663  Antirrhinum nuttallianum Scott D. White, Michael Honer 2003-6-17 9546 Riverside S PERRIS BASIN: Murrieta. Interstate 215 / Clinton Keith interchange. Comment
  RSA180423  Apiastrum angustifolium E. W. Lathrop 1965-5-9 5729 Riverside 6 miles W of Murrieta. Comment
  RSA717461  Apiastrum angustifolium Scott D. White 2006-4-28 11317 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  RSA66246  Arabis holboellii var. retrofracta E. C. Jaeger 1922-6-29 5442 Riverside Lower Tahquitz Valley 2043 Comment
  RSA66701  Arabis perennans F. W. Peirson 1919-4-13 660 Riverside Along the Tahquitz creek, East of Palm Springs, Riverside. Comment
  POM13939  Arctium lappa F. M. Reed 1907-6-23 1435 Riverside Old field above West Riverside Road above bridge. Comment
  RSA629129  Arctostaphylos Jon E. Keeley 1992-7-17 16782 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629130  Arctostaphylos Jon E. Keeley 1992-7-17 16762 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  UC1543112  Arctostaphylos Donald G. Nelson 1936-5-21 379 Riverside slopes just n meadow in valley just east of Jurkey Creek Camp area (e of Lake Hemet, and n of Mt. Thomas); San Jacinto Mountains Comment
  RSA629354  Arctostaphylos glandulosa Jon E. Keeley 1992-6-12 15538 Riverside Road to Elsinore Pk., 1/2 km south of Elsinore Pk. 1000 Comment
  RSA629461  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16813 Riverside Rd. to Thomas Mtn. (5S15), 9.5 km north of Toolbox Spring. 1640 Comment
  RSA629374  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16861 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  UC1073275  Arctostaphylos glandulosa subsp. zacaensis George B. Rossbach 1955-4-28 390 Riverside se Banning (Route 78, just s of n boundary of National Forest); San Bernardino National Forest, San Jacinto Mountains Comment
  CAS-BOT-BC24672  Arctostaphylos glauca C. B. Wolf 1932-5-25 3695 Riverside 0.5 mi. sw. of summit of Moreno Grade, Bad Lands, sw. of Beaumont. 609 Comment
  JOTR29595  Arctostaphylos glauca Andre, Jim 2006-4-26 6775 Riverside Joshua Tree National Park. ridgetop W of upper Long Canyon, approx 0.5 mi. S. of radio tower and of NE corner (boundary) of park 1324 Comment
  RSA229326  Arctostaphylos glauca F. C. Vasek, J. F. Clovis 1971-4-28 1743 Riverside Little San Bernardino Mts., Joshua Tree National Monument; Ridge and coves one mile east of Juniper Flats 1463 Comment
  RSA631720  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19306 Riverside Highway 79, 6 km west of Aguanga. 650 Comment
  RSA631739  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19282 Riverside Highway 79, 2 km west of Radec. 550 Comment
  RSA631753  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16517 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  RSA631773  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16546 Riverside Red Mountain Road, 9.5-10.3 km east of R3. 1050 Comment
  RSA631796  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19562 Riverside Highway 79, 4 km west of Aguanga. 660 Comment
  UCR139049  Arctostaphylos glauca D. L. Banks 1997-3-1 1346 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Pechanga Creek, east of the'Fiesta Grounds' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation 427 Comment
  RSA633526  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20106 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633582  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22523 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633590  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22522 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633610  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22526 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633640  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20137 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633665  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21767 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633687  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16654 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633742  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20148 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA635301  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22540 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  RSA783228  Arctostaphylos pringlei J. D. Olmsted 1962-5-2 3467 Riverside 20 degree N slope along Banning-Idyllwild Road 1159 Comment
  CAS-BOT-BC44326  Arctostaphylos pringlei subsp. drupacea E. P. Van Duzer 1917-6-1 s.n. Riverside Mt. Tahquitz Comment
  LA42423  Arctostaphylos pringlei subsp. drupacea Elizabeth McClintock; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  POM367422  Arctostaphylos pringlei subsp. drupacea A. G. Goodwin 1940-05 s.n. Riverside Idyllwild Comment
  RSA748159  Arctostaphylos pringlei subsp. drupacea K. M. Meyer, A. Townesmith, T. Scott 2007-3-16 15 Riverside San Bernardino National Forest. Next to Lake Fulmor, 17 miles S on Hwy 243 (off I-10). 1632 Comment
  UCD52976  Arctostaphylos pringlei subsp. drupacea A. E. Wieslander 1938-10-23 821 Riverside Idyllwild; Strawberry Valley. 1676 Comment
  UCR160060  Arctostaphylos pringlei subsp. drupacea Steve Boyd, Valerie Soza 2004-6-22 11552 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  UC527314  Arctostaphylos pungens C. B. Wolf 1931-5-11 1953 Riverside ridges near Pipe Creek (above Hemet Valley); San Jacinto Mts. 1676 Comment
Read comments
Mar 24 2011
  RSA635999  Arctostaphylos rainbowensis Jon E. Keeley 1992-9-26 21609 Riverside W of Hwy 15, 1.5 km S of Temecula. 430 Comment
  SEINET12102572  Argemone corymbosa Unknown 1936-1 12854 Riverside Foothills of San Jacinto Mts, near Palm Springs Comment
  SBBG2312  Argemone munita H. and M. Dearing 1940-6-7 4339 Riverside near Ribbonwood on Palms to Pines Hwy Comment
  CAS-BOT-BC207126  Argythamnia lanceolata John Thomas Howell Jan. 29 1 (rest of year torn off sheet) 3298 Riverside Painted Canyon, Colorado Desert Comment
  CAS-BOT-BC137656  Aristida adscensionis Carl B. Wolf 1932-4-29 3092 Riverside Eastern Colorado Desert. West edge of Maria Mountains 17 miles from Blythe on Rice Road. 152 Comment
  RSA0027483  Aristida adscensionis Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 63 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
  UCR199830  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11282 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR52011  Aristida adscensionis Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2130 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  SEINET10971745  Aristida adscensionis David B. Dunn 1946-3-15 Dunn 2035 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
  RSA385032  Aristida purpurea var. purpurea N. C. Cooper 1944-5-19 1291 Riverside Banning. 701 Comment
  LA93406  Artemisia californica Nancy Ryan Zabriskie; Walter Zabriskie 1972-12-25 548 Riverside San Jacinto Mountains, Andreas Canyon watershed, on trail to ridge above Eagle Peak, E slope of mountains 914 Comment
  RSA605742  Artemisia californica Scott D. White 1996-2-18 3812 Riverside Parris Basin. double Butte, NW of Winchester. SE- facing slope of W butte and alluvial soil at base. USGS 7.5 Winchester topo. 457 Comment
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Nov 19 2010
  UCR141235  Artemisia californica A. C. Sanders, Mike Misenhelter 2004-10-6 28831 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
  RSA249445  Artemisia douglasiana John F. Emmel 1973-4-7 424 Riverside Twin Pines Creek, at north base of San Jacinto Mts, 1.5 miles SW of Cabazon. 512 Comment
  CAS-BOT-BC90604  Artemisia dracunculus Louis C. Wheeler 1931-10-4 170 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  UCR127046  Artemisia dracunculus Mitch Provance, Twoc Tran 1998-5-30 568 Riverside Jurupa Mountains, N end of 'Wilder's Canyon' (E fork of Pyrite Canyon), c. 0.25 miles SE of peak 1538. 351 Comment
  RSA0104642  Artemisia ludoviciana Duncan S. Bell 2014-11-14 7707 Riverside Santa Rosa Mountains; collecting in the Santa Rosa Mountain Wilderness area; west side of Martinez Mountain; at meeting point of Horsethief Creek and the Cactus Spring Trail. 1055 Comment
  POM122002  Artemisia tridentata subsp. tridentata Marcus E. Jones 1900-7-13 s.n. Riverside Dripping Spring, near Temecula. 366 Comment
  SBBG5693  Asclepias albicans K. K. Muller 1958-3-22 923 Riverside 5.5 mi E of Desert Center Comment
  SEINET955313  Asclepias eriocarpa Louis B. Ziegler 1964-1 36 Riverside San Jacinto Mountains. Garner (Hemet) Valley. 1402 Comment
  RSA763978  Asclepias erosa Justin M. Wood, D. Ray 2010-10-21 2999 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  RSA718290  Asclepias subulata Michael Honer, L. Hulse 2004-4-2 1871 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs 488 Comment
  SBBG46422  Asclepias subulata C. H. Muller 1952-5-21 9514 Riverside mouth of Morongo Cyn Comment
  RSA667137  Asphodelus fistulosus A. C. Sanders, T. B. Salvato 2001-5-24 24371 Riverside Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte. 381 Comment
  UCR250858  Asphodelus fistulosus Dick Newell, Judy Booth 2014-3-9 355 Riverside Peninsular Range; Santa Ana Mtns., South Main Divide Road, 0.34 mi. east of Ortega Hwy 865 Comment
  RSA228811  Aspidotis californica Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 617 Riverside Cleveland National Forest, ca. 8 mi. south of Lake Elsinore. . . off Forest Route 7S04. T7S, R5W, sec. 15. 487 Comment
  RSA701412  Aspidotis californica Steve Boyd, Aydee Virgen 2004-4-13 10897 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA417618  Aster alpigenus var. andersonii Anstruther Davidson 1876-7-7 s.n. Riverside Strawberry Valley. Comment
  RSA574561  Aster subulatus var. ligulatus Steve Boyd 1985-8-7 1121 Riverside Murrieta area, Clinton Kieth Rd. just E of the Bear Creek development golfcourse Comment
  POM179154  Astragalus acutirostris A. M. Alexander, Louise Kellogg 1941-5-6 2126 Riverside 13 miles southwest of 29 Palms, Joshua Tree National Monument. 1372 Comment
  CAS-BOT-BC177530  Astragalus bicristatus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mt., a short distance below summit Comment
  RSA0043134  Astragalus didymocarpus var. obispoensis C. B. Wolf 1935-4-7 6301 Riverside 2 mi. SW of Perris. 427 Comment
  UC454087  Astragalus douglasii var. parishii I. J. Condit 1910-6-21 Riverside Strawberry Valley , Strawberry Valley (San Jacinto Mts.) 1524 Comment
  UC863178  Astragalus douglasii var. parishii I. W. Clokey, E. G. Anderson 1935-8-21 6718 Riverside e Keen Camp P. O.; e of Keen Camp P. O. 1350 Comment
  RSA0037331  Astragalus insularis var. harwoodii John C. Roos 1958-3-15 s.n. Riverside Chuckwalla Mtns., 3 miles SE of Desert Center. Comment
  RSA0021327  Astragalus lentiginosus var. coachellae Duncan S. Bell, Kim Clark, Keir Morse, Harry Spilman 2013-3-30 4653 Riverside Around the confluence of the San Gorgonio and Whitewater river drainages, just south of the historic Palm Springs Station, about 1.5 air miles northwest of Windy Point. 340 Comment
  RSA715087  Astragalus lentiginosus var. coachellae Sarah J. De Groot, J. Mark Porter 2006-3-14 5197 Riverside North foot of San Jacinto Mts., between Snow Creek Road and Highway 111; several miles downstream from gaging station. 366 Comment
  LA204996  Astragalus lentiginosus var. fremontii Carl Epling; March 1927 Riverside Whitewater Pass, near Palm Springs Comment
  JOTR28752  Astragalus lentiginosus var. variabilis La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1595 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  POM172737  Astragalus mohavensis var. mohavensis M. French Gilman 1930-4-6 4 Riverside [Monsen] Canyon, Eagle Mts. Comment
  JOTR33736  Astragalus nuttallianus var. imperfectus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2732 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
  SD83397  Astragalus palmeri R. Mitchel Beauchamp, R. C. Pierce 1971-3-27 2064 Riverside Fig Tree Valley, dry creek bottom 690 Comment
  RSA90640  Astragalus palmeri F. W. Peirson 1921-3-21 4751 Riverside Gordon Trail, E slope of San Jacinto Mts. 1220 Comment
  CAS-BOT-BC194132  Astragalus pomonensis Joseph Andorfer Ewan; Carl Epling 1933-5-12 7610 Riverside 5 mi. above Corona, Temescal Canyon Comment
  POM202483  Astragalus pomonensis Marcus E. Jones 1934-5-10 s.n Riverside Temecula, San Luis Rey bridge. Comment
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Sep 16 2011
  RSA192131  Astragalus pomonensis E. W. Lathrop 1964-5-10 5357 Riverside 10 miles west of Murrieta. 610 Comment
  SBBG121979  Astragalus pomonensis S. D. White, A. Carey 2004-4-16 10161 Riverside Indian Crk and adjacent slopes 549 Comment
  SEINET3132645  Astragalus pomonensis R. W. Spellenberg, D. Jackson 1972-5-19 2821 Riverside Road to Teneja Guard Station, 8.0 mi SE of station, 7.6 mi NW of Murieta Comment
  SEINET898381  Astragalus pomonensis Lewis S. Rose 1949-1 49056 Riverside Alberhill 366 Comment
  CLARK-A1528-2760  Astragalus tricarinatus John C. Roos 1949-4-2 4131 Riverside Whitewater Comment
  CAS-BOT-BC200817  Astragalus trichopodus var. phoxus C. B. Wolf 1931-5-11 1952 Riverside Near Pipe Creek, Hemet Valley, San Jacinto Mts. 1615 Comment
  LA205764  Astragalus trichopodus var. phoxus C. B. Wolf; 1931-5-11 1952 Riverside near Pipe Creek, Hemet Valley, San Jacinto Mts 1615 Comment
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Mar 9 2014
  CAS-BOT-BC66047  Athyrium filix-femina var. cyclosorum Geo. B. Grant 1901-8-1 67 Riverside San Jacinto Mts. 1828 Comment
  SD244110  Athysanus pusillus A. C. Sanders, Timothy W. Chumley 2013-4-2 40745 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, near I-15 fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 377 Comment
  UCR20810  Athysanus pusillus A. C. Sanders 1980-4-17 1343 Riverside San Jacinto Mtns, Pine Meadow in upper Garner Valley 1433 Comment
  RSA23225  Atrichoseris platyphylla Ernest Braunton 1940-4-3 2017 Riverside Berdoo Canyon, 10 mi. E. of Indio 304 Comment
  POM153405  Atriplex argentea subsp. expansa P. A. Munz 1928-9-12 11304 Riverside SE end of Elsinore Lake Comment
  RSA0039848  Atriplex canescens Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along Dos Palmas Road, between visitor parking and Dos Palmas well. Comment
  UC472155  Atriplex canescens J. Ewan 1931-10-3 5227 Riverside Mockingbird Canyon near Arlington; Mockingbird Canyon near Arlington Comment
  JOTR34412  Atriplex canescens var. laciniata La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3097 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring, near oasis 914 Comment
  CAS-BOT-BC170236  Atriplex canescens var. macilenta Ira L. Wiggins 1941-3-24 9585 Riverside Along roadside on east side of Salton Sea, 1 mile north of Imperial County Line Comment
  RSA736302  Atriplex coronata var. notatior Scott D. White, Justin Wood 2008-5-13 11949 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  UCR103475  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2439 Riverside San Jacinto Valley, San Jacinto Wildlife Area, Lovell Unit, 1.22 km east of Davis Road and 183m south of the existing access road, 518 m north of San Jacinto River Channel 435 Comment
  RSA0015057  Atriplex davidsonii D. E. Bramlet, Fred M. Roberts, I. Anderson 2005-6-10 3876 Riverside 4.5 miles west of Hemet, 2000 feet south of Stetson and 700 feet east of California. 456 Comment
  UC68841  Atriplex elegans H. M. Hall 1905-4-17 5924 Riverside near Colorado River (Colorado Desert, Palo Verde Valley); Colorado Desert, nr Colorado River, Palo Verde Valley 91 Comment
  SD243321  Atriplex glauca R. E Riefner 2006-2-20 06 29 Riverside City of Corona, along Magnolia Ave on-ramp on SW side of I-15 Freeway. (Corona South 7.5'Q) 216 Comment
  JOTR37712  Atriplex hymenelytra Hodges, Stephen R. 2016-3-1 638 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line in canyons of black rock. Sparsely vegetated. Comment
  CAS-BOT-BC169298  Atriplex lentiformis Louis C. Wheeler 1931-11-27 387 Riverside 3 mi. SE Salton Bench Mark -76 Comment
  JEPS59600  Atriplex lentiformis S. B. Parish 1912-10-11 8265 Riverside Dos Palmas , Dos Palmas (Salton Basin) 0 Comment
  RSA478279  Atriplex lentiformis H. de Forest 1929-4-18 s.n. Riverside Colorado Desert Comment
  RSA24223  Atriplex linearis C. B. Wolf 1941-1-5 s.n. Riverside Colorado Desert, E side of Salton Sea. 1/2 way between Date Palm Beach and Salton Beach. -70 Comment
  SEINET4135552  Atriplex polycarpa Howard C. Stutz 1977-11-18 8194 Riverside Indio, CA.; 0 Comment
  UCR91951  Atriplex suberecta George K. Helmkamp 1996-1-23 999 Riverside Colorado River Valley, 1.5 mi. NE of Blythe, at c. Intake Blvd and 10th Avenue. 82 Comment
  RSA0042643  Avena barbata Diane M. Ramirez 1983-5-15 27 Riverside Poppet Flat Divide Truck Trail, 3 mi S of junction with CA Hwy 243, S of Banning. Angelus Hill. 1253 Comment
  SEINET6188286 Image available Avena barbata Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-1 4467 Riverside Transversa Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  JOTR35175  Avena fatua La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3276 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  UCR100030  Avena fatua A. C. Sanders, G. Helmkamp 1997-3-15 19977 Riverside Lake Skinner area, N foot of 1700 ft. hill east of Bachelor Mtn., small canyon and grassy S-facing slopes 488 Comment
  UCR91523  Avena fatua Scott D. White 1995-3-30 2638 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  JEPS49635  Ayenia compacta Marjorie Clary Mar 1932 656 Riverside Canyons of Santa Rosa Mountains, SW of Coachella Valley Comment
  UCR21343  Baccharis brachyphylla O. F. Clarke 1966-10-5 s.n. Riverside Peninsular Range; Santa Rosa Mtns, east slope of mtns., Hwy 74 at Royal Carrizo Rd., near Black Hill 917 Comment
  CLARK-A1528-1626  Baccharis glutinosa John C. Roos 1949-9-21 4664 Riverside Reche Canyon 457 Comment
  IRVC529  Baccharis glutinosa Polly Brecht 1965-4-24 s.n. Riverside Upper San Juan Creek Camp, Ortega Highway. Santa Ana Mountains Comment
  CDA23778  Baccharis pilularis Mike Lahti 2008-10-21 PDR# 1509236 Riverside Temecula, 46062 Vista Del Mar, X Los Gatos. 0 Comment
  CAS-BOT-BC106702  Baccharis salicifolia L. R. Abrams 1926-3-26 11069 Riverside Palm Canyon Comment
  GMDRC6585  Baccharis salicifolia J. M. Andre 2012-6-15 30547 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  POM10239  Baccharis salicifolia Charlotte M. Wilder 1904-3-19 s.n. Riverside Wilders Canyon, Jurupa Hills Comment
  UC500623  Baccharis salicifolia subsp. salicifolia Aven Nelson 1930-3-1 11169 a Riverside Palm Springs, near water course Comment
  UC893720  Baccharis salicifolia subsp. salicifolia C. L. Hitchcock 1940-4-12 6048 Riverside 8 mi nw Elsinore 457 Comment
  CAS-BOT-BC106631  Baccharis salicina Lewis S. Rose 1945-12-23 45302 Riverside Palm Springs - Colorado Desert 137 Comment
  UC472157  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside 4 mi nw of Corona; Santa Ana River Comment
  UC893736  Baccharis sergiloides Carl B. Wolf 1932-10-11 4271 Riverside Morongo Wash, 3/10 mi below San Bernardino Co line Colorado Desert, Little San Bernardino Mts. 670 Comment
  PASA2175  Baeria chrysostoma var. gracilis Frank W. Peirson 1922-4-29 Riverside Lake Elsinore 374 Comment
  POM294110  Bahiopsis parishii Lyman Benson 1946-4-15 12044 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  RSA79172  Bahiopsis parishii Philip A. Munz, Percy C. Everett 1952-5-2 16243 Riverside Dry Morongo Wash, n.w. end of Coachella Valley 457 Comment
  SBBG22834  Bahiopsis parishii D. Myrick 1965-3-4 1078 Riverside Palms to Pines St Hwy 74 609 Comment
  UCSB10341  Baileya multiradiata Yokoyama, Howard 1953-4-11 Riverside 9 miles east of Indio Comment
  HSC5162  Baileya pauciradiata R. A. Eagle 1964-3-28 15 Riverside 2 miles this side of Palm Springs Comment
  UC30493  Baileya pauciradiata S. B. Parish Apr 4 1896-Apr 13 1896 4125 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. 152 Comment
  UC1931074  Barbarea orthoceras Scott D. White, Justin Wood 2008-7-9 12426 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  UCR221456  Bassia hyssopifolia Bill Wagner 2005-6-17 s.n. Riverside Peninsular Range; Gavilan Hills Region, Cajalco Flood Control Basin site (proposed, since constructed), at NE corner of El Sobrante Rd. and Cajalco Rd. 447 Comment
  RSA516869  Bebbia juncea Steve Boyd, Thomas S. Elias, B. Roy, S. Meury, S. Zona 1986-3-5 1342 Riverside Mecca Hills: Box Canyon, along Hwy 195 Comment
  UCR213433  Bebbia juncea A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37431 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  RSA0040033  Beloperone californica W. Marquart 1938-3-12 s.n. Riverside Ten mi. west of Blythe. Comment
  CAS-BOT-BC14158  Boechera perennans K. Watkins; E. McClintock 1937-4-10 s.n. Riverside Palms to Pines highway near road to Shumway. Comment
  CAS-BOT-BC16273  Boechera perennans C. L. Hitchcock 1940-4-5 5966 Riverside Cliffs above Cottonwood Springs. Comment
  SBBG93063  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside 1.75 km (airline) S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range, 680 Comment
  SEINET2043231 Image available Boerhavia wrightii Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Colorado/Sonoran Desert: Canyon Spring, Orocopia Mountains (Red Canyon Quad 7.5') 372 Comment
  SD255030  Bolboschoenus maritimus subsp. paludosus Duncan S. Bell 2015-8-12 8594 Riverside Colorado Deesrt; Chocolate-Chuckwalla Mountains region: Orocopia Mountains; southwestern section of the range; collecting at a spring in the southern section of the Dos Palmas area. Temperature at around 120 degrees. -41 Comment
  RSA613138  Bothriochloa barbinodis D. L. Banks 1997-3-6 1408 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
  UCR54449  Bothriochloa barbinodis A. C. Sanders, E. J. Lawlor 1988-10-22 8724 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  JOTR38521  Bouteloua aristidoides var. aristidoides Harding, Mitzi, Kipp Callahan 2012-8-27 290 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  LA11367  Bouteloua aristidoides var. aristidoides Marcus E. Jones; 1929-9-16 24721 Riverside Hayfields, near Desert Center Comment
  UC126634  Bouteloua aristidoides var. aristidoides H. M. Hall 1905-5-1 5962 Riverside canyons along Colorado River; Colorado Desert Comment
  CAS-BOT-BC540737  Bouteloua barbata Sarah J. De Groot; Amy Rouillard 2015-9-15 7567 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA781411  Bouteloua barbata Duncan S. Bell 2011-10-22 2991 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  JEPS15397  Bouteloua barbata var. barbata Joseph and Hilda Grinnell 1937-11-30 1080 a Riverside 24 mi e Blythe (bed of lake); Chuckawalla Valley, Ford Dry Lake 106 Comment
  SD232160  Bowlesia incana Scott D. White, Justin M. Wood 2008-7-9 12423 Riverside San Jactino Mountains: K Flat, from large pond downstream to meadow. 2341 Comment
  UCR207519  Bowlesia incana O. F. Clarke 2004-2-20 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR49787  Bowlesia incana D. C. Hawks, G. Bruyea 1987-4-3 s.n. Riverside Peninsular Range, Gaylord property, NW of Aguanga 550 Comment
  RSA97358  Bowlesia incana F. W. Peirson 1922-4-30 2954 Riverside Lancaster Valley about 1.5 miles from the Temecula River on road to Hemet 518 Comment
  JOTR31914  Brandegea bigelovii La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2160 Riverside Joshua Tree National Park. North Hexie Mountains; large sandy side canyon draining into west Wilson Canyon with smaller braided ephemeral drainages running through 902 Comment
  RSA796749  Brandegea bigelovii J. Andre 2012-4-11 20840 Riverside Orocopia Mountains: north end of range, along dirt road 2.8 mi due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit. 624 Comment
  RSA800057  Brandegea bigelovii J. Andre 2012-3-19 21299 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  UC1051637  Brandegea bigelovii Francia Chisaki, Peter Kamb 1952-4-6 2196 Riverside on road from Mecca to Blythe (Box Canyon); Box Canyon Comment
  RSA770682  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4684 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 600 Comment
  SEINET4326811 Image available Brassica tournefortii T. J. Glenn 1988-1-7 s.n. Riverside Palm Springs, Peninsular Ranges: San Jacinto Mountains region; off Snow Creek Road, Palm Springs. Comment
  UCR156356  Brassica tournefortii T. B. Salvato, Kent Beaman 2005-5-16 867 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
  POM159822  Brickellia arguta var. arguta E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, eastern Riverside Co. 610 Comment
  UC86159  Brickellia atractyloides S. B. and W. F. Parish 1882-1-1 1210 Riverside Agua Caliente Comment
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Nov 24 2011
  CAS-BOT-BC106341  Brickellia atractyloides var. arguta Marcus E. Jones 1926-5-13 s.n. Riverside Old Woman Mts. Comment
  CDA19751  Brickellia californica H. Leach 1958-9-12 s.n. Riverside Southern California; San Jacinto Mtn. 0 Comment
  UCR231190  Brickellia californica A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39945 Riverside Peninsular Range; Santa Ana Mountains, Skyline Drive on ridge between Mabey and Tin Mine Canyons, 1.8 mi. below Oak Flat, at side canyon (tributary to Mabey Cyn.) crossed by road 710 Comment
  CAS-BOT-BC106182  Brickellia desertorum Carl B. Wolf 1931-10-14 1330 Riverside Snow Creek, 1/2 mile below Fish Hatchery, north base of San Jacinto Mts. 548 Comment
  RSA69831  Brickellia desertorum J. C. Roos 1951-10-19 5328 Riverside Gilman Hot Springs 459 Comment
  RSA0062666  Brickellia desertorum Nancy Ryan Zabriskie, Walter Zabriskie 1971-11-27 467 Riverside N.W. of juncture of North Canyon with Andreas Canyon, east slope San Jacinto Mountains. 365 Comment
  UC473480  Brodiaea filifolia John Thomas Howell 1930-5-10 4790 Riverside clay flats, 2 mi S of Perris Comment
  CAS-BOT-BC144321  Bromus Carl B. Wolf 1932-8-5 3949 Riverside San Jacinto Mountains. Along trail from Tahquitz Valley to San Jacinto Peak. 2621 Comment
  CAS-BOT-BC149331  Bromus arizonicus S. B. Parish 1907-4-15 6138 Riverside Western edges of the Colorado desert. Gabezon. Comment
  JOTR33679  Bromus berteroanus La Doux, Tasha 2005-9-1 1594 Riverside Joshua Tree National Park. Eagle Mountains, northwest end; 3.5 miles north of Cottonwood Visitor Center; granitic outcrops with sandy wash Comment
  UCR61251  Bromus carinatus A. C. Sanders 1989-4-30 9068 Riverside Riverside, residential garden, 422 Campus View Drive 366 Comment
  RSA715939  Bromus diandrus Scott D. White, Angelia Carey 2004-4-5 10027 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  POM122857  Bromus grandis Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  UCD58491  Bromus hordeaceus subsp. divaricatus E. W. Lathrop 1960-6-7 4850 Riverside 14 miles west of Murrieta. Comment
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Apr 28 2011
  SEINET3923061  Bromus rigidus R. L. Piemeisel 1913-5-4 3586 Riverside Crestmore field.; 0 Comment
  CAS-BOT-BC161814  Bromus rubens V. W. Steinmann; D. B. Steinmann 1996-3-16 811 Riverside Northeast foothills of the San Jacinot Mountains, lower portion of Chino Canyon alluvial plain, 1 km south of Highway 111 at a point ca. 1.5 km northwest of the Tramway-San Rafael intersection. 300 Comment
  RSA716385  Bromus tectorum Scott D. White, Angelia Carey 2004-4-5 9995 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA772333  Bromus tectorum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4514 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR214119  Bromus trinii A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37749 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 404 Comment
  UCR119269  Caesalpinia gilliesii Mitch Provance 1998-6-24 746 Riverside Jurupa Mountains, Glen Avon Heights, area north of the end of Lindsay St. 253 Comment
  JOTR31933  Caesalpinia virgata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2171 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash draining into west Pinkham Wash Comment
  UC555387  Caesalpinia virgata Margaret Stason 1927-3-12 Riverside Colorado Desert, Painted Canyon Comment
  UC980845  Caesalpinia virgata Fred L. Jones 1953-7-17 96 Riverside Santa Rosa Mts. 609 Comment
  UCR162945  Calandrinia ciliata Fred M. Roberts 1996-3-27 4961 Riverside Perris Basin, Skunk Hollow, just N of Temecula, c. 3.4 km ENE jct SR 79 and Murrieta Hot Springs Rd, near S end of basin 407 Comment
  UCR228923  Calandrinia ciliata A. C. Sanders, T. B. Salvato 2011-3-28 38818 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  RSA377483  Calochortus invenustus M. B. Dunkle 1933-7-22 3755 Riverside Tahquitz Valley. San Jacinto Mountains. 2317 Comment
  JEPS61706  Calochortus palmeri W. L. Jepson 1901-5-27 1462 Riverside Van Deventer's Ranch San Jacinto Range Comment
  RSA0000326  Calochortus palmeri var. munzii Philip A. Munz, Percy C. Everett 1950-6-23 14915 Riverside 2 mi. n.w. of Pipe Creek, south end of San Jacinto Mts. 1402 Comment
  UCR119822  Calochortus plummerae Mitch Provance 1998-6-24 750 Riverside Jurupa Mountains, Glen Avon Heights, area north of the end of Lindsay St. 253 Comment
  CSUSB399  Calochortus splendens I. S. Singh 1972-5-2 Riverside 5.1 miles west of Taneja Road from Murrieta. Comment
  RSA560840  Calycadenia tenella Steve Boyd 1992-5-4 7182 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA794  Calycadenia tenella J. T. Howell 1928-7-9 1074 Riverside Head of San Juan Canyon. Elsinore Mountains 793 Comment
  UCR144115  Calycadenia tenella Scott D. White 2000-5-1 7748 Riverside Santa Ana Mtns, Corona, western foothills of Santa Ana Mtns near Bedford Canyon 412 Comment
  UCR21916  Calycadenia tenella Steve Boyd 1980-5-8 217 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  JEPS23599  Calycoseris wrightii Mary Beal 1941-4-6 863 Riverside Box Canon Mohave Desert, Box Canon Comment
  SEINET214666  Calyptridium monandrum N. H. Holmgren, PK Holmgren; R. E. Kern 1973-3-23 6483 Riverside At S entrance to Joshua Tree Nat'l Monument near Interstate 10 24 mi E of Indio 549 Comment
  UCR101842  Calyptridium monandrum B. G. Pitzer 1997-4-1 3055 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UCR177410  Calyptridium monandrum Scott D. White 2003-3-23 8837 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  UC7763  Calyptridium monospermum H. M. Hall July, 1901 2352 Riverside Tauquitz Valley; San Jacinto Mountains, Tauquitz Valley 2438 Comment
  POM12758  Calyptridium parryi P. A. Munz 1922-7-6 6004 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  UCR252228  Calystegia macrostegia Marissa Manahan 2011-4-24 s.n. Riverside Mount Rubidoux Park, Riverside, near summit 381 Comment
  RSA422203  Calystegia macrostegia subsp. arida G. R. Johnstone 1934-3-27 18570 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA559960  Camissonia bistorta Steve Boyd, Orlando Mistretta 1992-4-23 7071 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  UCR114820  Camissonia bistorta Mitch Provance, Seychelle Provance 1998-2-21 94 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  UCR250878  Camissonia bistorta S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1038 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  UCR93824  Camissonia bistorta P. J. MacKay 1996-6-15 003 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  RSA359857  Camissonia bistorta Steve Boyd 1986-4-2 1629 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA774298  Camissonia boothii Duncan S. Bell 2011-4-7 2184 Riverside The east side of the Arica mountains; approximately 1.2 air miles north of Priests Well. or approximately 4.5 air miles southwest of the ghost town of Rice. 308 Comment
  RSA465963  Camissonia boothii subsp. condensata M. B. Dunkle 1932-3-25 2910 Riverside Cabazon. Colorado desert. 457 Comment
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Nov 3 2011
  RSA134156  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-25 11477 Riverside Colorado Desert. With parents on alluvial flats, Box Canyon, 5.5 miles SE of Painted Canyon turnoff. Comment
  RSA466183  Camissonia californica Jeannette B. Edge 1934-4-22 s.n. Riverside Jurupa Mountains. 457 Comment
  UC874020  Camissonia campestris subsp. campestris Marcus E. Jones, A. M. 1882-4-24 3168 Riverside San Jacinto Comment
  RSA454742  Camissonia cardiophylla M. B. Dunkle 1932-3-25 2916 Riverside 10 miles NW of Indio. Colorado Desert. 30 Comment
  UCR180232  Camissonia cardiophylla Scott D. White, Pam Devries 2006-3-14 11261 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  CLARK-A1703-1216  Camissonia claviformis Charlotte Stocks 1963-5-20 Riverside Box Canyon Comment
  UCR19028  Camissonia claviformis John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  UCR86852  Camissonia claviformis A. C. Sanders 1995-3-29 16272 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  JOTR33804  Camissonia claviformis subsp. aurantiaca La Doux, Tasha, B. Truesdell 2007-11-9 3302 Riverside Joshua Tree National Park. Pinto Basin; Fried Liver Wash along Route 11 where the wash crosses the road (STOP 1) 532 Comment
  RSA135223  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-23 11425 Riverside United States Highway 99 [Hwy 10], 6.5 miles north-west of Indio. Comment
  RSA449188  Camissonia claviformis subsp. aurantiaca N. C. Cooper 1949-4-8 3269 Riverside Mecca Pass east of Indio. 549 Comment
  RSA0127779  Camissonia claviformis subsp. aurantiaca G. Rink 2013-3-17 11867 Riverside About ten miles west of Blythe, on the proposed Quartzite solar power plant. 125 Comment
  RSA645610  Camissonia confusa Scott D. White, Steve Ogg 1994-4-21 2011 Riverside Millard Canyon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring. 915 Comment
  RSA741578  Camissonia hirtella Scott D. White, Justin M. Wood 2008-6-17 12173 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UCR133321  Camissonia hirtella 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
  UCR275932  Camissonia hirtella T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3785 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  RSA186729  Camissonia ignota Peter H. Raven 1962-3-19 16909 Riverside Lake Matthews road 14.7 miles west of U.S. Highway 395. Comment
  RSA449011  Camissonia ignota Lester H. Cushman 1932-03 213 Riverside La Sierra Hts. Comment
  UCR258630  Camissonia ignota T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7895 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  RSA708565  Camissonia pallida Scott D. White, Jennifer H. Jones 2005-5-24 11102 Riverside Banning Pass area: Cabazon. San Gorgonio River wash and adjacent alluvial flats and benches to west. 573 Comment
  POM145263  Camissonia pallida subsp. pallida C. L. Hitchcock 1928-3-17 s.n. Riverside 15 miles east of Banning. Comment
  POM229014  Camissonia pallida subsp. pallida P. A. Munz 1937-5-30 15107 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  UCR214154  Camissonia refracta T. B. Salvato 2010-4-20 4053 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 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
  POM204502  Camissonia strigulosa Hibbard 1934-11-1 s.n. Riverside San Jacinto Mts. Comment
  UC1228592  Camissonia strigulosa C. L. Hitchcock and C. V. Muhlick 1962-3-16 22136 Riverside 8 mi se Corona; Temescal Canyon Comment
  SD134430  Camissoniopsis confusa Craig Reiser 1991-5-27 Riverside Palms to Pines Highway near Santa Rosa Peak turnoff Comment
  SD227855  Camissoniopsis hirtella A. C. Sanders 1994-5-30 14594 Riverside San Bernardino Mtns.: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave., at Dutton St. 950 Comment
  UCR166102  Camissoniopsis pallida subsp. pallida A. C. Sanders, G. Nuhn 1995-4-20 16578 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
  UCR59683  Capsella bursa-pastoris Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2984 Riverside Peninsular Range, Vail Lake area, Temecula Creek Cyn below Vail Lake dam 418 Comment
  UC837256  Carex alma P. A. Munz 1922-5-19 5404 Riverside San Jacinto Canyon, 1 mi above mouth of Strawberry Creek 1158 Comment
  RSA0042251  Carex alma N. Miles Fellows, Andrew C. Sanders 1985-5-7 168 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mountains, 1 mi. W of Snow Creek Village. 488 Comment
  SD232128  Carex athrostachya Scott D. White, Justin M. Wood 2008-6-18 12222 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCR281827  Carex barbarae Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-23 517- 106 Riverside Temescal Valley, South Corona, Warm Springs Dr. at intersection with Whitetail Dr., drainage likely associated with Anderson Canyon, adjacent to large swath of relict disturbed bottomland. 345 Comment
  UCR68861  Carex barbarae Steve Boyd, T. S. Ross 1990-5-11 4663 Riverside Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns 999 Comment
  SEINET7484334 Image available Carex bolanderi P. Zika, N. Otting, K. Kramer 2010-1 25300 Riverside bridge over N Fork San Jacinto River, Dark Canyon, at campground 1785 Comment
  HSC101596  Carex multicostata Steve Boyd, G. D. Wallace 2005-7-30 11652 Riverside Peninsular Ranges; San Jacinto Mountains region; San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2652 Comment
  RSA92097  Carex nebrascensis F. W. Peirson 1924-7-27 5002 Riverside South side of Dark Canyon, San Jacinto Mountains. 2499 Comment
  SEINET10711418  Carex nebrascensis Robert F. Thorne, J. , P. Simon; C. W. Tilforth 1969-6-24 Thorne 38142 Riverside San Jacinto Mountains: San Berardino National Forest. Above James Reserve. Along small stream. Associated species-Pinus ponderosa, P. coulteri, P. lambertiana, Abies concolor, Quercus kelloggii, Calocedrus, etc. 1676 Comment
  CAS-BOT-BC118513  Carex praegracilis A. C. Sanders; Steve Boyd 1980-5-19 1501 Riverside San Jacinto Mountains, Garner Valley. W of Kenworthy Ranger Station. 1371 Comment
  RSA608702  Carex senta L. C. Wheeler 1961-6-20 7893 Riverside West Fork Tahquitz Creek 2377 Comment
  POM99033  Castilleja angustifolia E. C. Jaeger 1926-3-24 s.n. Riverside White Tanks, Western end of Pinto Mts. Comment
  RSA775227  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-24 1097 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
  UC27246  Castilleja exserta H. M. Hall 1901-6-9 2028 Riverside s side San Jacinto Mountains 1371 Comment
  UCR139396  Castilleja exserta P. A. Munz 1932-3-24 12016 Riverside Santa Ana River Valley/Santa Ana Mtns. Foothills, Corona 366 Comment
  RSA0010925  Castilleja exserta subsp. exserta Duncan S. Bell, Joy D. England 2010-5-27 1127 Riverside San Bernardino National Forest: Garner Valley, just south of junction of forest service road 6S04 and forest service road 6S13. 1340 Comment
  UCR138912  Castilleja exserta subsp. exserta Julie A. Greene 1993-4-10 1175 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Drainage south of Duck Club Rd., and east of Davis Road 436 Comment
  POM48325  Castilleja foliolosa E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  RSA33496  Castilleja foliolosa N. C. Cooper 1944-5-6 1183 Riverside Banning. 701 Comment
  SD65547  Castilleja foliolosa Norman C. Cooper 1944-4-22 1125 Riverside Banning 730 Comment
  RSA0010910  Castilleja minor subsp. spiralis Philip A. Munz 1938-8-14 15343 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR37497  Castilleja minor subsp. spiralis Steve Boyd 1981-5-15 s.n. Riverside Peninsular Range, Gavilan Hills, confluence of the major drainage off the west slope of Estelle Mountain with Temescal Wash 320 Comment
  UCR280915  Catalpa bignonioides Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 19 Riverside Temescal Valley, Property on N side of Concordia Ranch Rd. and Temescal Canyon Road, proposed site for SCE substation 366 Comment
  UCR105435  Caulanthus heterophyllus A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20682 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek 915 Comment
  UCR174523  Caulanthus heterophyllus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32484 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
  UCR52325  Caulanthus heterophyllus Maureen Hales Pendleton 1988-2-22 s.n. Riverside Peninsular Range, Rancho California area, c. 8 mi (airline) NE of Temecula, between Bruce Lane and Via View Dr. [c. 2.75 mi. north of Vail Lake dam] 732 Comment
  OBI42531  Caulanthus simulans L. F. LaPre 1986-4-17 s.n. Riverside Bull Canyon, Gavilan Hills Comment
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Nov 21 2014
  RSA3118  Ceanothus crassifolius Carl B. Wolf 1932-2-11 2647 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  RSA398876  Ceanothus crassifolius Gale Sphon 1955-3-5 s.n. Riverside Elsinore Mountains, Horsethief Canyon, along sunny side of road Comment
  RSA398893  Ceanothus crassifolius M. B. Dunkle 1935-3-3 4354 Riverside San Juan Canyon. 762 Comment
  RSA398900  Ceanothus crassifolius H. M. Hall 1897-4-10 356 Riverside Winchester Comment
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Mar 12 2011
  RSA570227  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7896 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA575070  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -R 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
  RSA606777  Ceanothus crassifolius Jon E. Keeley 1996-5-5 27354 Riverside Chaparral S of Hwy 79 on Woodchuck Rd., E of Temecula. 183 Comment
  RSA651874  Ceanothus crassifolius Carol Zuck 1981-2-16 41 Riverside On I-74, 17.5 miles southeast of Santa Rosa Rd. overlooking Elsinore. Comment
  SD137652  Ceanothus crassifolius Darin L. Banks, Steve Boyd 1995-3-15 59 Riverside NW Palomar Mtns., Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 680 Comment
  UCR113593  Ceanothus crassifolius A. C. Sanders 1998-1-15 21629 Riverside Lake Skinner area, Black Mtn., along road up north side 884 Comment
  CAS-BOT-BC51287  Ceanothus leucodermis H. E. McMinn 1925-7-2 1498 Riverside Tahquitz trail - San Jacinto Range Comment
  CLARK-A1528-3895  Ceanothus leucodermis John C. Roos 1952-4-23 5574 Riverside Highgrove Comment
  LA44861  Ceanothus leucodermis W. Pequegnat; 1938-4-16 sn Riverside Santa Ana Mountains, Indian Truck Trail Comment
  UCR201683  Ceanothus leucodermis Scott D. White, Justin M. Wood 2008-5-15 11992 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  HSC86870  Ceanothus oliganthus var. sorediatus E. Misquez 1987-4-11 7 Riverside Santa Ana Mtns., Walker Basin; 2 miles on Avenida de Oro from jct. with Rancho California Rd., and 4.7 miles W of Interstate 15 415 Comment
  RSA606740  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27407 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
  SD225088  Ceanothus palmeri Scott D. White 1996-8-15 4476 Riverside Idyllwild Area: USFS Rd. 5S10 at jct. w/foot trail 2E16, at an intermittent stream channel. 1631 Comment
  POM254871  Ceanothus papillosus var. roweanus W. Pequegnat s.n. Riverside 7 mi. south of Sierra Peak, on Main Divide Rd. 1159 Comment
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Nov 20 2010
  RSA0022333  Ceanothus perplexans P. A. Munz, I. M. Johnston 1922-5-19 5448 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  RSA561075  Ceanothus spinosus Steve Boyd, Orlando Mistretta 1992-4-22 7009 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 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
  SDSU13887  Ceanothus tomentosus Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2088 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  UCR92781  Ceanothus tomentosus Scott D. White 1994-3-29 1936 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  CDA7299  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  UCR175061  Centaurea melitensis Teresa Nieto 2005-5-26 24 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  POM351510  Centaurea melitensis M. M. Thompson 1947-6-9 C 2074 Riverside Los Alomos Canyon, Elsinore. 762 Comment
  RSA518901  Centaurium venustum B. Pitzer, B. L. Phillips 1988-7-1 1482 Riverside Dripping Springs Area: S of Vail Lake, N of Hwy 79, between Kolb & Arroyo Seco Creeks. 488 Comment
  RSA0086790  Centromadia pungens subsp. laevis D. E. Bramlet 2005-7-13 3904 Riverside Perris-Aguanga Basin Region; San Jacinto Valley: Bloome Parcel, 2550 ft north of San Jacinto River, 1580 ft south of South Contour Rd., 4700 ft east of Mystic Lake Duck Club. 433 Comment
  RSA0097762  Centromadia pungens subsp. laevis Marc A. Baker, Youssef Atallah, Cecile Shohet 2015-7-3 18384 Riverside 34 km ENE of central Riverside, 100m south of San Timoteo Wash, 2.2 km ESE of El Casco Lake. 615 Comment
  UCR266828  Centromadia pungens subsp. laevis D. E. Bramlet 2009-9-24 4400 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, NW of Hemet, San Diego Canal right-of-way south of Esplanade Ave. and west of Warren Rd. 459 Comment
  UCR281273  Centromadia pungens subsp. laevis Mitch Provance, John Hazlett, Matt K. Beyers 2017-4-19 417- 49 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  JEPS57818  Centrostegia thurberi var. thurberi W. L. Jepson 1914-5-18 5992 Riverside n of Indio (Pinyon Well); Pinyon Well 762 Comment
  RSA0011486  Cerastium fontanum subsp. vulgare Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4992 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  UCR127564  Cerastium glomeratum A. C. Sanders, T. B. Salvato 2003-5-21 26793 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  RSA11596  Cercidium floridum C. Epling, Wm. Robison 1933-6-24 s.n Riverside Collected near Indio. Comment
  CAS-BOT-BC135499  Cercocarpus betuloides var. betuloides Nancy Ryan Zabriskie; Walter Zabriskie 1972-10-22 546 Riverside In small dry watercourse area, NE side Cactus Spring Trail west of Horsethief Canyon, Deep Canyon drainage, north slope Santa Rosa mts. 1097 Comment
  CAS-BOT-BC279535  Chaenactis artemisiifolia A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37805 Riverside Peninsular Range: southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  UCR250123  Chaenactis artemisiifolia A. C. Sanders 2014-4-23 41055 Riverside Peninsular Range, Gavilan Hills, toward eastern end of Concordia Ranch Rd. at edge of Temescal Valley, above I-15 390 Comment
  CAS-BOT-BC276387  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  POM15194  Chaenactis carphoclinia var. carphoclinia Mary F. Spencer 1922-4-8 425 Riverside Palm Springs Comment
  CAS-BOT-BC276919  Chaenactis fremontii S. B. Parish; W. F. Parish 1882-4-1 343 Riverside Borders of the Colorado Desert, Whitewater Comment
  JEPS30923  Chaenactis fremontii Palmer Stockwell 1940-4-24 1505 Riverside 1 mi E of Banning Comment
  OBI51900  Chaenactis fremontii David Charlton 1988-2-25 1225 Riverside Alluvial Fan, S side of Little San Bernardino Mts. Dillon rd and 1000 Palms Oasis Rd jct S of Joshua Tree Natl Park, parallel to I-10. 5 mi E of jct Dillon rd and Fargo Cyn Rd 610 Comment
  RSA717622  Chaenactis fremontii Scott D. White, Andrea Warniment 2006-3-29 11275 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  RSA760821  Chaenactis fremontii Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-3-30 108 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  UCD130326  Chaenactis fremontii C. L. Hitchcock 1966-3-16 24208 Riverside Along Palms to Pines Highway, 7 mi. s. of Palm Desert. 609 Comment
  UCR167061  Chaenactis fremontii Scott D. White 2005-3-29 10837 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  UCR226911  Chaenactis fremontii Jim Andre 2011-2-2 16212 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  UCR214329  Chaenactis glabriuscula A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38388 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
  CAS-BOT-BC277403  Chaenactis glabriuscula var. glabriuscula Palmer Stockwell 1935-5-13 1223 Riverside 5 miles south of Temecula Comment
  RSA387364  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-4-19 1707 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  RSA395354  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-4-22 1744 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  CAS-BOT-BC284349  Chaenactis stevioides H. M. Hall 1905-5-1 6099 Riverside Ash Hill, Colorado Desert Comment
  RSA781659  Chaenactis stevioides Duncan S. Bell 2009-3-8 80 Riverside Arica Mountains: northwest side of mountain range approximately 3.2 air miles northwest of Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 479 Comment
  UCD20138  Chaenactis stevioides Donald W. Kyhos 1976-3-17 67 -8 Riverside Along Twentynine Palms Highway, at Riverside- San Bernardino County line. Comment
  UCR244414  Chaenactis stevioides Jim Andre 2012-4-16 20909 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
  CLARK-A1528-1761  Chaetopappa aurea John C. Roos 1965-7-22 Riverside San Jacinto Mountains Comment
  RSA543172  Chamaesyce albomarginata Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6082 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA683918  Chamaesyce micromera Michael Denslow 2003-9-13 1550 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Quad) 470 Comment
  RSA781804  Chamaesyce polycarpa Duncan S. Bell 2010-5-1 s.n. Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  SBBG67758  Chamaesyce polycarpa R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  RSA433513A  Chamaesyce polycarpa var. polycarpa Julian P. Donahue 1980-8-10 s.n. Riverside 12 mi S of I-10 on Wiley Well RD (= 3 mi S of Wiley Well), Coon Hollow Camp Ground. Outwash plain , S end of Mule Mts. Creosote bush scrub. 244 Comment
  CDA4804  Chamaesyce prostrata L. C. Wheeler 1964-10-1 8634 Riverside 3030 Oak Ave. Corona 0 Comment
  JOTR30297  Chamaesyce setiloba La Doux, Tasha, Jim Andre 2007-9-6 131 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  RSA0062785  Chamaesyce setiloba Duncan S. Bell, Evan Meyer 2014-10-22 7655 Riverside Orocopia Mountains; southwestern section of range; collecting in an unnamed canyon to the southeast of Orocopia Canyon; about 3.6 air miles north northeast of Dos Palmas. 404 Comment
  SJSU4455  Chamaesyce setiloba E. V. Boro 1963-12-26 78 Riverside 5 mi E of Desert Hot Springs Comment
  UCR80727  Chamelaucium uncinatum Steve Boyd 1989-4-14 3248 Riverside Peninsular Range, W side Hwy 15, 0.5 mi. south of Rainbow Exit, south of Temecula Comment
  CAS-BOT-BC66312  Cheilanthes clevelandii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3968 Riverside Vail Lake area, westerly draining cyn at N base of 'Big' Oak Mtn. 640 Comment
  RSA645375  Cheilanthes clevelandii A. C. Sanders 1995-11-26 17912 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. 1189 Comment
  RSA645582  Cheilanthes covillei Scott D. White 1996-8-15 4460 Riverside San Jacinto Mtns. Idyllwild Area: Alvin Meadows and unnamed canyon upstream. 1524 Comment
  UC218615  Cheilanthes covillei S. B. Parish 1918-4-3 11691 Riverside Canyon Santa Ana River 914 Comment
Read comments
Nov 20 2011
  UCR90970  Cheilanthes newberryi Scott D. White 1996-3-16 3833 Riverside Perris Basin, Lakeview Mtns, north of Winchester, at 'Maze Stone' Picnic Site 610 Comment
  CAS-BOT-BC68095  Cheilanthes parryi Elizabeth Parsons Hawver 1917-3-25 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC70333  Cheilanthes parryi Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 miles east of Palm Springs Comment
  RSA685823  Cheilanthes parryi M. B. Dunkle 1932-3-25 2905 Riverside Cathedral Canyon Comment
  UCR181179  Chenopodium Mitch Provance 2003-6-7 7611 Riverside San Bernardino Valley, Jurupa Mountains (extreme northwest end), near Philadelphia Street 262 Comment
  SEINET238511  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. 335 Comment
  UCR149980  Chenopodium album Scott D. White, Angelia Carey 2004-5-7 10328 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  POM319738  Chenopodium berlandieri Patricia Wilder 1970-10-15 4791 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  UC1951128  Chenopodium californicum Scott D. White, Justin Wood 2009-5-22 12900 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  UC447179  Chenopodium murale J. Ewan 1931-4-3 4127 Riverside Wiley Well Colorado Desert Comment
  RSA455302  Chilopsis linearis H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass. Comment
  UCR193959  Chilopsis linearis A. C. Sanders 2008-7-25 35924 Riverside Interior South Coast; San Jacinto Valley, Gilman Springs Road, c. midway between Bridge St. and Lambs Canyon Rd., c. 5.6 mi. (air) ENE of Lakeview 473 Comment
  UCR274213  Chilopsis linearis Duncan S. Bell, Evan Meyer 2014-10-29 7690 Riverside Santa Rosa Mountains, Agua Alta Canyon, to the north of Martinez Canyon, c. 6 air miles southeast of the summit of Martinez Mountain 394 Comment
  CAS-BOT-BC451473  Chimaphila umbellata Scott D. White 1996-8-1 4408 Riverside San Jacinto Mts., Idyllwild Area: Hwy. 243 at Deer Springs trialhead and adjacent area. 1828 Comment
  POM11886  Chimaphila umbellata subsp. occidentalis P. A. Munz 1922-9-6 6387 Riverside North fork of Tahquitz Creek; San Jacinto Mts. 2210 Comment
  UCD169110  Chlorogalum parviflorum T. B. Salvato; Gregg Miller 2005-6-3 1376 Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and c. 0.25 mi south of Ethanac Road. 436 Comment
  RSA340187  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, W. A. Tilforth 1980-5-28 54177 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  UC68578  Chorizanthe brevicornu var. brevicornu H. M. Hall May, 1905 6029 Riverside near Pinto Mountains; Colorado Desert, near Pinto Mountains Comment
  RSA0107468  Chorizanthe corrugata Duncan S. Bell, Amanda Turek 2009-3-29 156 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  SBBG27953  Chorizanthe corrugata F. W. Peirson 1927-4-12 7175 Riverside near fork of Painted Cyn near Mecca Comment
  CAS-BOT-BC191351  Chorizanthe leptotheca S. G. Stokes 1933-7-1 311 Riverside Road to Idyllwild, San Jacinto Mts. Comment
  JEPS57784  Chorizanthe parryi var. parryi W. L. Jepson 1914-5-25 6075 Riverside San Gorgonio Pass 548 Comment
  UCR217504  Chorizanthe parryi var. parryi Jeff B. Galvin, Diane Menuz 2008-4-20 15 Riverside Perris-Aguanga Basin, Lake Skinner area, east of Rawson Cyn and north of Black Mtn 650 Comment
  UCR78331  Chorizanthe parryi var. parryi D. E. Bramlet 1993-5-5 2341 Riverside Lake Matthews, Ridgeline above Dawson Canyon, 670 m north of the canyon. 732 m east of the existing landfill weigh station 439 Comment
  RSA562455  Chorizanthe polygonoides var. longispina Steve Boyd, Tim S. Ross 1992-5-5 7234 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  UCR139187  Chorizanthe polygonoides var. longispina Virginia Moran 2003-4-2 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  UCR275481  Chorizanthe polygonoides var. longispina T. B. Salvato, Melissa Clemons 2005-6-9 1510 Riverside Peninsular Range, Gavilan Hills, N/S trending bulldozer track 0.83 mile north of the Nichols Road junction with Hwy 15, and c. 3 miles north of Lake Elsinore 488 Comment
  UCR48478  Chorizanthe polygonoides var. longispina Steve Boyd 1986-4-2 1587 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UC1600856  Chorizanthe rigida Jos. Burtt Davy 1902-4-2 Riverside Salton Comment
  CAS-BOT-BC248057  Chorizanthe xanti var. leucotheca E. H. Daniels; J. Bates 1932-6-6 s.n. Riverside Temescal Canyon, between Corona and Elsinore 350 Comment
  POM308549  Chrysothamnus paniculatus Henry J. Ramsey, Henry J. Ramsey 1939-11-28 3146 Riverside Palm Springs. Comment
  RSA0112103  Chrysothamnus paniculatus Duncan S. Bell 2009-10-9 486 Riverside Northwest of the Arica Mountains. 281 Comment
  SEINET7883465 Image available Chrysothamnus paniculatus Lewis S. Rose 1946-1 46307 Riverside 5 miles east of Cabazon, San Gorgonio Pass. 0 Comment
  SBBG60491  Chylismia brevipes Anstruther Davidson 1893-1 Riverside Agua Caliente [Palm Springs] Comment
  UC700972  Chylismia brevipes subsp. brevipes Aven and Ruth Nelson 1939-3-29 3329 Riverside near Hidden Springs Canyon Comment
  JOTR35076  Chylismia cardiophylla subsp. cardiophylla La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3528 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocks; narrow drainages surrounded by loose rocky slopes Comment
  RSA0117920  Chylismia cardiophylla subsp. cardiophylla Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7653 Riverside Mecca Hills: Side canyon along Painted Canyon Road. northeast of Mecca, northwest of Box Canyon. 170 Comment
  UC19967  Chylismia cardiophylla subsp. cardiophylla S. B. Parish Apr 4 1896-Apr 13 1896 4118 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  UC604862  Chylismia cardiophylla subsp. cardiophylla Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9569 Riverside 2 mi up Painted Canyon; Mecca Hills Comment
  SD215581  Chylismia claviformis subsp. aurantiaca W. Wisura, J. Dolan and M. Wall 1992-3-24 4618 Riverside 5.5 miles northeast of Mecca on Box Canyon Road. Comment
  CAS-BOT-BC284392  Cirsium arvense Grace Cole Fleischman 1956-11-1 s.n. Riverside Corona District, Temescal Canyon Comment
  SBBG101769  Cirsium occidentale var. coulteri S. Boyd, T. Ross 1991-6-14 6403 Riverside Warm Springs Crk at the NE end of Hogbacks ridge, from Alamos Rd S to confluence w/ Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  SEINET2050012 Image available Cirsium occidentale var. coulteri Geoffrey Matthews, Jim Hearne & Robin Maetche 1971-5-1 Riverside City limits of Devore. Comment
  RSA65432  Cistanthe ambigua F. W. Peirson 1926-1-31 6485 Riverside About a mile above station on Mecca Road, Dos Palmas. Colorado Desert. Comment
  RSA0017423  Cistanthe ambigua Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  POM13453  Cistanthe monandra P. A. Munz, I. M. Johnston 1922-5-19 5365 Riverside 5 miles NE of Murietta. 457 Comment
  RSA717838  Clarkia dudleyana T. Tennant, Mitch Provance, J. S. Ross 1998-6-25 MOR- 529 Riverside Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  UCD104878  Clarkia purpurea R. N. Raynor 1938-6-20 s.n. Riverside Coahuila. Comment
  UCR133435  Clarkia purpurea Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 450 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  SD137709  Clarkia similis Darin L. Banks, Steve Boyd 1995-5-3 185 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, East of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  CSUSB247  Clarkia unguiculata Robert Eaton 1968-5-3 680503 3 Riverside Fairmount Park in city of Riverside. On the southwest corner of Banks and Redwood Street on a steep, grassey hillside facing northeast. Comment
  UCR174065  Claytonia parviflora A. C. Sanders 2006-5-19 32444 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
  POM307267  Claytonia parviflora subsp. parviflora Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2119 Riverside Santa Rosa Mountains. Comment
  UCR121694  Claytonia perfoliata A. C. Sanders 2002-5-4 25039 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  JEPS48925  Clematis pauciflora W. L. Jepson 1939-4-19 19209 Riverside 3 mi. s. Aguanga 731 Comment
  UC1281118  Coleogyne ramosissima H. E. McMinn 1937-3-5 4491 Riverside ne part Cottonwood Mts. Comment
  UCR85282  Coleogyne ramosissima Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, Pinto Mtns, west of Arch Rock along geology trail to Grand Tank, at 'Disappearing Rock' signboard and in campground adjacent to trail 1189 Comment
  SD102264  Collinsia concolor T. Reeves 1978-5-13 6899 Riverside San Jacinto Mts. Foothills SE of Banning, arroyo, Acess via Westward Ave. 671 Comment
  RSA0117413  Collinsia concolor N. C. Cooper 1944-6-16 1429 Riverside Pine Cove 1524 Comment
  RSA0117422  Collinsia concolor Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  RSA359865  Collinsia concolor Steve D. Boyd 1986-4-2 1616 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  CAS-BOT-BC334452  Condalia globosa var. pubescens A. C. Sanders; Tim Thomas; T. B. Salvato 2012-11-1 40508 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, S of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  SBBG29244  Condea emoryi K. K. Muller 1967-9-14 1418 Riverside 5 mi E of Indio Comment
  RSA598989  Conyza coulteri L. C. Wheeler 1952-10-29 7010 b Riverside Riverside. Citrus Experimental Station. Comment
  UC1746494  Conyza floribunda A. C. Sanders, Mitch Provance, T. Salvato, O. F. Clarke 1999-10-5 23134 Riverside E edge of UCR campus; Riverside; new O.F. Clarke residence on Frost Court (former Al Boyce residence), E edge of UCR campus 354 Comment
  POM48905  Cordylanthus nevinii Philip A. Munz, I. M. Johnston 1924-7-27 8755 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  RSA0084703  Cordylanthus nevinii Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1453 Riverside Northeast of South Ridge trailhead, east of Idyllwild. 2012 Comment
  UC1608210  Cordylanthus rigidus subsp. setiger Steve Boyd and Tim Ross 1992-6-10 7644 Riverside about Potrero Escondido (...area of low relief topping ridge system due w of jct of Tenaja Rd (7S01) and Los Alamos Rd (7S04) at the confluence of Los Alamos Cr w/San Mateo Cr.); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area, S 670 Comment
  RSA0030791  Cordylanthus rigidus subsp. setiger J. C. Roos 1965-8-18 s.n. Riverside Thomas Valley, San Jacinto Mtns. Comment
  JEPS24879  Coreopsis bigelovii Peter M. Ray 1949-3-12 1362 b Riverside n side of Coachella Valley (2 mi w of Whitewater) 457 Comment
  UC665805  Coreopsis californica var. californica Ira L. Wiggins 1941-3-27 9706 Riverside slopes 4 mi n of Whitewater Comment
  RSA6034  Corethrogyne filaginifolia C. B. Wolf 1932-8-4 3919 Riverside San Jacinto Mountains: Point View near Idyllwild. 1646 Comment
  SD122195  Corethrogyne filaginifolia var. filaginifolia J. D. Tenhunen, James C. Dice 1987-9-9 723 Riverside 1.6 km northnorthwest of Royal Oak Ranch. 380 Comment
  SDSU12966  Corethrogyne filaginifolia var. filaginifolia Michael G. Simpson 1999-10-27 2034 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  RSA621444  Cornus glabrata D. L. Banks 1997-11-15 2192 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  CAS-BOT-BC269272  Coryphantha alversonii Sarah J. De Groot; Leland Lubinsky; Naomi Fraga; Lisa Rojas 2005-2-10 4613 Riverside Field redacted by CAS, contact the data manager for more information 402 Comment
  UCR45969  Crassocephalum crepidioides Don Domenigoni 1986-7-15 631917 Riverside Peninsular Range, Cardiff Growers, Anza Rd, Temecula Comment
  UCR138722  Crassula connata Julie A. Greene 1993-4-17 1197 Riverside San Jacinto Valley, San Jacinto Wildlife Area, flat area west of Davis Rd 445 Comment
  RSA575913  Cressa truxillensis Steve Boyd, Darin L. Banks, Bob Boyd 1994-9-29 8373 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  UCR199918  Cressa truxillensis Scott D. White, Justin Wood 2008-4-15 11875 Riverside Perris Valley, Interstate 215, Perris, between Nuevo Rd and Scott Rd. 535 Comment
  UC11993  Crossosoma bigelovii S. B. Parish Apr 4 1896-Apr 13 1896 4105 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  UCR102749  Crossosoma bigelovii B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3562 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
  UCR167260  Croton californicus John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  CDA17343  Crypsis schoenoides M. Tracy 2004-8-2 PDR 1116196 Riverside West Coast Turf, 31755 Winchester Rd., Winchester. 0 Comment
  RSA663310  Crypsis vaginiflora A. C. Sanders, Mitch Provance 1999-9-26 23081 Riverside McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  RSA544442  Crypsis vaginiflora Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6349 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  RSA586256  Crypsis vaginiflora R. E. Riefner 1995-11-29 95 -398 Riverside Along Davis Road near the San Jacinto River. Comment
  JOTR35363  Cryptantha angustifolia Harding, Mitzi, M. Wheeler 2011-1-26 147 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  POM368197  Cryptantha angustifolia L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  RSA353601  Cryptantha angustifolia R. F. Thorne 1978-4-23 52033 Riverside Chino Canyon Comment
  RSA5166  Cryptantha angustifolia C. B. Wolf 1932-4-26 2977 Riverside Colorado Desert: 5 mi. E of Mecca on Blythe rd. 30 Comment
  SD244094  Cryptantha angustifolia Dave Silverman, A. C. Sanders 2010-3-23 7818 Riverside Sonoran (Colorado) Desert: Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 kmn SW of Palen Dunes Drive, 3.2 km N of I-10 and 8 km ESE of Sidewinder Well. 130 Comment
  UCR214697  Cryptantha angustifolia A. C. Sanders, Richard Dwerlkotte 2010-3-22 37517 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  UCR116818  Cryptantha barbigera A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23949 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR18172  Cryptantha barbigera A. C. Sanders 1978-4-2 00188 Riverside Coachella Valley, Hidden Valley, near the mouth of Deep Canyon 183 Comment
  SEINET10455562  Cryptantha barbigera A. K. Evans 1976-4-13 Evans 5186 Riverside Rocky slopes of Santa Rosa mountains. Comment
  JOTR34338  Cryptantha barbigera var. fergusoniae Andre, Jim 2012-4-11 20681 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  UCR260836  Cryptantha barbigera var. fergusoniae A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41517 Riverside San Gorgonio Pass, 2.5 miles ESE of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and Elm St. 463 Comment
  UCR213611  Cryptantha corollata A. C. Sanders, Matthew Malle 2010-4-23 38003 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  GMDRC5831  Cryptantha costata J. M. Andre 2013-3-27 24795 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  RSA774985  Cryptantha costata Duncan S. Bell 2011-4-7 2177 B Riverside The northeast side of the Arica mountains; approximately 2.5 air miles northwest of Priests Well, or approximately 4.3 air miles southwest of the ghost town of Rice. 339 Comment
  UCR116608  Cryptantha decipiens A. C. Sanders 2001-4-8 23977 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  CAS-BOT-BC218761  Cryptantha holoptera Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9574 Riverside Mecca Hills 2 miles up Painted Canyon Comment
  UC100864  Cryptantha holoptera H. M. Hall Apr 1905 5788 Riverside 10 mi w Coachella; Colorado Desert, Marshall Canyon 91 Comment
  CLARK-A1528-1120  Cryptantha intermedia Charles S. Papp 1964-5-3 454 Riverside Riverside Comment
  JEPS67648  Cryptantha intermedia W. L. Jepson 1935-4-17 19156 Riverside Elsinore, sw Riverside County Elsinore Comment
  PASA1986  Cryptantha intermedia 1928-3-3 Riverside near Whitewater Comment
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Jun 24 2016
  POM13589  Cryptantha intermedia P. A. Munz 1922-6-23 5784 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784] 1372 Comment
  POM3895  Cryptantha intermedia L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto. Comment
  POM6557  Cryptantha intermedia P. A. Munz, G. Williams 1919-3-28 2376 Riverside Banning 701 Comment
Read comments
Mar 13 2011
  RSA779066  Cryptantha intermedia C. P. Cowan 1978-4-25 1277 Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  SDSU21845  Cryptantha intermedia Dang Dong, Stephanie Castillo, Lindsay Rubin 2016-4-16 4 Riverside Santa Magarita Ecological Reserve, Via Tornado, south side of Santa Margarita river, going uphill, south side of road. 357 Comment
  UC1178549  Cryptantha intermedia Peter Kamb 1948-5-2 927 Riverside above Banning (n slopes of the San Jacinto Mts.); San Jacinto Mts. 1066 Comment
  UC551831  Cryptantha intermedia F. R. Fosberg 1932-5-9 10637 Riverside near Hemet; St. John's Grade 770 Comment
  UCD119854  Cryptantha intermedia Gordon Pilone 1961-3-1 95 Riverside White Water Canyon, one-half mile below fish hatchery in San Bernardino Mountain Range. 457 Comment
  SDSU20587  Cryptantha intermedia var. intermedia Ronald B. Kelley 2005-3-23 669 Riverside Idaleona Road, 0.75 miles E. of Gavilan Road, along roadside. 620 Comment
  POM14239  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4755 Riverside Shavers Well, near Mecca. 76 Comment
  RSA777771  Cryptantha maritima Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 978 Riverside Road to Priest's Well, east side of Arica Mountains 488 Comment
  RSA779784  Cryptantha maritima Duncan S. Bell 2010-4-2 693 A Riverside Arica Mountains: collecting along the ridgeline of the mountain range about 0.3 air mile north of the summit. 561 Comment
  POM99142  Cryptantha maritima Marcus E. Jones 1926-2-16 s.n Riverside Corn Spring, Chuckwalla Mountains, Colorado Desert. Comment
  VVC2476  Cryptantha maritima var. pilosa Tim Thomas 2013-3-18 5938 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  JEPS67961  Cryptantha micrantha S. B. Parish 1913-2-26 8464 Riverside Mecca, Salton Basin -57 Comment
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Feb 13 2009
  RSA0026119  Cryptantha micrantha J. Andre, G. Clifton, Ron Kelley 2013-3-21 24387 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  UC1063825  Cryptantha micrantha H. S. Yates 1937-3-23 6400 Riverside 2 mi n Palm Springs; San Jacinto Quad. 213 Comment
  UC551812  Cryptantha micrantha F. R. Fosberg 1932-3-13 10625 Riverside Thousand Palms Canyon Comment
  POM13688  Cryptantha micrantha var. lepida E. C. Jaeger 1921-6-20 s.n. Riverside Caramba., [Caramba Camp, 5.5 mi southwest of Palm Springs, lat/long and T/R/S below from Durham 1998: Calif. Geogr. Names; elev from Jaeger s label] 1707 Comment
  UCR120900  Cryptantha microstachys A. C. Sanders, D. Malueg 2002-4-8 24909 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  UCSB41250  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
  RSA0089246  Cryptantha muricata Steve D. Boyd, Valerie Soza 2004-6-22 11544 Riverside Peninsular Ranges: San Jacinto Mountains region: Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  RSA699336  Cryptantha muricata J. R. Bruff 1928-4-2 s.n. Riverside Canyon wash 1 mile west of Morengo. Comment
  UCR269226  Cryptantha nevadensis T. B. Salvato, Arlee Montalvo 2015-8-22 8236 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  UCR89718  Cryptantha nevadensis J. M. Stewart 1993-3-10 685 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; Corn Springs Rd, 2 mi south of Chuckwalla Rd. Comment
  UCD120018  Cryptantha pterocarya William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  JOTR01184  Cryptantha pterocarya Cole, James E. 1941-4-13 566 Riverside Joshua Tree National Park. 1/2 MILE NORTH OF MEEK'S CABIN, PINTO PASS Comment
  UCR279568  Cryptantha pterocarya var. cycloptera A. C. Sanders, Jim Malusa 2017-3-29 43173 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
  UC1178519  Cryptantha simulans Peter Kamb 1948-7-4 1178 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  CLARK-A1045-121  Cryptantha utahensis George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  JOTR33945  Cryptantha utahensis La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2834 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA0121054  Cryptantha utahensis Duncan S. Bell, LeRoy Gross 2016-3-29 9116 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA682851  Cryptantha utahensis Scott D. White 2003-3-23 8845 Riverside Santa Rosa Mountains: Desert slope; Hwy 74 near Carrizo Creek crossing. 610 Comment
  UCR271362  Cucurbita foetidissima A. C. Sanders, Amy Litt & UCR Pl. Taxonomy Class 2016-5-7 42465 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 canyon south of the lab near old original house site 475 Comment
  UCR182447  Cuscuta Scott D. White, J. Wood 2005-9-27 11232 Riverside San Gorgonio Pass, Cabazon: Alluvial benches and braided dry channels south of Interstate 10 and west of the San Gorgonio River 610 Comment
  POM122840  Cuscuta ceanothi Marcus E. Jones 1924-4-29 s.n. Riverside Idyllwild. Comment
  UCR93043  Cycloloma atriplicifolium Scott D. White 1992-9-11 797 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
  CAS-BOT-BC59392  Cylindropuntia acanthocarpa var. acanthocarpa Roxana S. Ferris 1928-4-21 7179 Riverside Field redacted by CAS, contact the data manager for more information Comment
  SD229116  Cylindropuntia californica var. parkeri Dick Schwenkmeyer 2012-3-26 668 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx 1 mile northeast of junction of Highway 74 and Morris Ranch Road, base of steep bouldery slope. 1374 Comment
  SEINET5624455 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-1 17534 Riverside Chuckwalla Mountains, along Corn Springs Wash, 2.5km WNW of Com Spring, 69km west of Blythe, Corn Spring 7.5' USGS topographic quadrangle 550 Comment
  JOTR01119  Cylindropuntia chuckwallensis Cole, James E. 1941-5-21 763 Riverside Joshua Tree National Park. DALE, COTTONWOOD ROAD 914 Comment
  SD248376  Cylindropuntia echinocarpa Michelle Cloud-Hughes, Tim Thomas and Kelsey Black 2013-3-24 89 Riverside Ripley 7.5'Q quad. Palo Verde Mesa, 14 km WSW of Blythe. 120 Comment
  SEINET10468112  Cynodon dactylon David B. Dunn, A. Folsom 1948-6-17 Dunn 3797 Riverside At quad 1. At camp in pushawalla canyon under palms. Comment
  RSA613948  Cyperus difformis A. C. Sanders 1994-7-26 15150 Riverside Santa Ana River at the Mission Blvd. / 7th Street Bridge, W foot of Mount Rubidoux. 240 Comment
  UCR92728  Cyperus difformis A. C. Sanders 1994-7-26 15150 Riverside Santa Ana River at the Mission Blvd/7th street Bridge, W foot of Mt. Rubidoux 240 Comment
  UCR40400  Cyperus eragrostis Steve Boyd 1985-7-23 1001 Riverside Peninsular Range; Santa Ana Mtns., 5 mi west of Rancho California at the junction of Rancho California Road & De Luz Road 427 Comment
  SD224785  Cyperus erythrorhizos A. C. Sanders, O. F. Clarke & C. N. P. S. field trip 1991-10-5 11742 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mi SE of Louis Rubidoux Nature Center. Comment
  CAS-BOT-BC113967  Cyperus odoratus J. Ewan 1931-10-3 s.n. Riverside Wet sand along river bank, Santa Ana River, 4 mi NW of Corona. Comment
  UCR240181  Cyperus retrorsus R. E. Riefner Jr. 2005-11-23 05- 780 Riverside city of Corona, Santa Ana Canyon, below Prado Dam, Santa Ana River c. 0.5 mi southwest of 71 Fwy 135 Comment
  CAS-BOT-BC114046  Cyperus squarrosus A. C. Sanders; Tracy Tennant; J. Ross 1998-8-20 22233 Riverside Morongo Indian Reservation, lower Millard Canyon. Cabazon 7.5 Q. 841 Comment
  SD136986  Cyperus squarrosus Steve Boyd, Tim Ross 1992-5-15 7391 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; major lateral drainage north of Bear Canyon; vicinity of the junction of Tenaja and Morgan Trails; west of Round Potrero. 671 Comment
  RSA482015  Cystopteris fragilis Richard Noyes, L. Arnseth 1988-9-10 726 Riverside San Jacinto Mountains. Northeast section of Little Tahquitz Valley, 2 air miles northeast of Tahquitz Peak. 2378 Comment
  RSA607912  Cystopteris fragilis L. C. Wheeler 1961-6-20 7887 Riverside West fork of Tahquitz Creek. 2378 Comment
  UCR248427  Dalea mollis Duncan S. Bell 2011-12-30 3037 Riverside Sonoran (Colorado) Desert, Arica Mountains: southern section of the mountain range within the Palen/McCoy Wilderness area; c. 2 air miles southwest of Priests Well, or c. 7 air miles southwest of the ghost town of Rice 365 Comment
  UCR263650  Dalea mollis David Fraker, Aaron C. Sedgwick 2012-3-22 014 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  UCR34324  Dalea mollis P. Shaw, Jeanine Derby 1984-2-6 s.n. Riverside Sonoran (Colorado) Desert, 10 mi. NW of Blythe along the Midland Road Comment
  UCR148441  Dalea mollissima John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24 (near 23), just north of Salt Creek crossing 23 Comment
  UCR41745  Dalea mollissima A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6067 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 1/2 mi. west of Graham Pass Rd., on powerline road 1/2 mi. south of old Hwy 60 (Chuckwalla Road) 134 Comment
  JOTR32424  Dasyochloa pulchella Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 13 Riverside Joshua Tree National Park. Queen Mountains; Intersection of Park Blvd. and Pinto Basin road; Small rocky hills and surrounding drainages 1112 Comment
  SBBG19892  Dasyochloa pulchella M. A. Piehl 1963-9-18 63842 Riverside US Hwy 60, 70; 2.7 mi W of Desert Center 312 Comment
  UCSB38676  Dasyochloa pulchella Cowan, Clark 1978-4-23 Riverside Slope above San Jainto Tramway Parking Lot, Chino Canyon; Whittaker Transect #W-217 Comment
  UCR68859  Datisca glomerata Steve Boyd, T. S. Ross 1990-5-11 4659 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  UCSB41771  Datura wrightii Ley, George 1971-4-8 Riverside 1/2 mi into S. Palm Canyon, Palm Springs, past Indian Wells turn off, on outer edges of golf course by roadside. 213 Comment
  UCR250566  Daucus pusillus A. C. Sanders 2014-4-25 41067 Riverside Peninsular Range, Temescal Canyon, Richland property between Horsethief Canyon Rd and Hostettler Rd., SW of I-15 392 Comment
  RSA747276  Deinandra fasciculata Orlando Mistretta 1992-6-10 513 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  CAS-BOT-BC294103  Deinandra kelloggii H. M. Hall 1901-6-1 2420 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  SD240867  Deinandra kelloggii A. C. Sanders, John F. Green 2012-6-1 40224 Riverside Peninsular Range; Santa Ana Mtns. Region: old railroad grade in hills between I-15 and Temescal Canyon Rd., 0.6 km WNW (295a^z) of El Hermano Rd. junction with Temescal Cyn. Rd. 324 Comment
  RSA675713  Deinandra mohavensis Scott D. White 2000-10-20 8136 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
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Dec 16 2012
  UCR252762  Deinandra mohavensis Ana Hernandez, John Dvorak 2011-8-9 029 Riverside San Jacinto Mountains, Hwy 243, 2.8 km north of Mountain Center 1580 Comment
  CHSC100697  Deinandra paniculata R. E. Riefner Jr. 2007-6-16 07 -263 Riverside City of Hemet, Bautista Canyon, 2.8 mi E of Fairview Ave. on Bautista Rd. UTM 11S 0513785E 3728497N. NAD 83. 692 Comment
  UCR247554  Deinandra paniculata R. E. Riefner Jr. 2010-6-5 10- 50 Riverside city of Riverside, Sycamore Canyon Park, west c. 0.5 mi from Cottonwood Ave and Sycamore Canyon Blvd 433 Comment
  UC1785047  Delphinium parishii subsp. parishii Marjorie Clary 1932-4-7 818 Riverside Mission Creek, Morongo, W side Colorado Desert Comment
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Jan 8 2017
  POM305417  Delphinium parryi Henry J. Ramsey, Henry J. Ramsey 1938-5-4 636 Riverside Elsinore Comment
  UC1563123  Delphinium parryi Steve Boyd, Tim Ross, and Laurel Arnseth 1989-5-7 3522 Riverside burn in hills just to sw dam; Vail Lake area 487 Comment
  UCR132917  Delphinium parryi 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
  UCR156481  Delphinium parryi Jason L. Hlebakos 2005-5-3 619 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  UCR231736  Delphinium parryi John F. Green 2008-4-23 08- 07 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR384  Delphinium parryi N. J. Moriarty 1973-5-19 730519- 3 Riverside City of Riverside. 50 yards east of radio tower on the UCR Box Springs Experimental Station off the Box Springs Mt. Rd. 793 Comment
  CAS-BOT-BC121422  Delphinium parryi subsp. parryi Steve Boyd 1986-4-22 1766 Riverside Temescal Canyon: Terrace escarpment W side of Indian Wash, S of I-15. Comment
  UC188655  Delphinium parryi subsp. parryi S. B. and W. F. Parish Mar 1883 256 Riverside border Colorado Desert; Cabezon Station, S.P.R.R. Comment
  SBBG47465  Dendromecon rigida N. C. Cooper 1944-6-17 1414 Riverside above Banning 1219 Comment
  SD137697  Dendromecon rigida Darin L. Banks, Steve Boyd 1995-5-3 197 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA740653  Deschampsia danthonioides Scott D. White, Justin M. Wood 2008-6-19 12267 Riverside Meadows at Baldy Mtn. 1585 Comment
  SBBG59444  Deschampsia elongata R. Hoffmann 1929-9-7 Riverside Strawberry Valley Comment
  UCR85163  Descurainia pinnata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16082 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  SEINET12005374  Descurainia pinnata subsp. halictorum Unknown 1936-1 12757 Riverside E of Banning Comment
  SEINET12090136  Dicentra chrysantha C. W. Tilforth, Wisura, W. 1979-1 1923 Riverside 10.4 mi from north jct with Highway 74, S of Lake Hemet Comment
  RSA367465  Dichelostemma capitatum subsp. capitatum D. A. Young 1969-3-21 P 359 Riverside 11 mile W of Elsinore, along Hwy 71. 244 Comment
  OBI16616  Dicoria canescens P. A. Holden 1968-11-24 612 Riverside W Coachella Valley. Found on hwy 111 just W of Palm Springs Comment
  SBBG34737  Dicoria canescens T. L. Secrest 1950-3-12 Riverside near Indio Comment
  SD120075  Dicoria canescens Louis B. Ziegler 1976-1-27 537 b Riverside Coachella Valley Comment
  UCR214871  Dicoria canescens A. C. Sanders 2010-3-15 37402 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  UCR207327  Digitaria sanguinalis O. F. Clarke 2000-1-11 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR92349  Digitaria sanguinalis Scott D. White, S. Ogg 1994-10-17 2499 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  RSA0019275  Dimorphotheca fruticosa Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  SD139997  Diplacus aurantiacus Scott White 1993-3-15 1188 Riverside Elsinore; Highway 74, just west of NW corner of Lake Elsinore Comment
  OBI8277  Diplacus bigelovii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12078 Riverside Joshua Tree Natl Monument along Pinto Basin Rd 11 mi S of N park boundary Comment
  SJSU7723  Diplacus bigelovii R. C. McGehee 1970-4-30 242 Riverside Corn Springs Canyon 4 mi W of Corn Springs Campground, Chuckwalla Mts c. 22 mi SE of Desert Center Comment
  SD128720  Diplacus bigelovii var. bigelovii Darley F. Howe 1980-4-16 Riverside 4 miles south of Highway 10 on Cornsprings Road, Chuckwalla Mountains 334 Comment
  SD139995  Diplacus brevipes Scott White 1993-4-22 1227 Riverside North Alberhill Ranch, in hills N of Walker Canyon 487 Comment
  SEINET222285  Diplacus fremontii B. Ertter, J. Strachan 1979-1 2989 Riverside Banning-Idyllwild Rd (Hwy 243) at Black Mt turnoff (Forest Rd 4Sol), San Jacinto Mts Comment
  CHSC26487  Diplacus puniceus James Henrickson 1970-4-10 4533 Riverside 8 air miles ESE of Temecula along Hy. 71-79. 542 Comment
  SBBG99704  Diplacus puniceus W. L. Halvorson 1977-4-1 77 -218 Riverside 5 mi S of Temecula on County Rd S16 Comment
  RSA682077  Ditaxis lanceolata Scott D. White, Michael Honer 2003-4-30 9133 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  VVC690  Ditaxis lanceolata P. J. MacKay, T. Thomas 1997-2-8 106 Riverside Sonoran Desert, Palm Springs, Murray Canyon; at edge of creek btw palm groves 243 Comment
  RSA0021557  Ditaxis neomexicana Duncan S. Bell, Aaron Sims 2012-3-10 2044 Riverside Orocopia Mountains; northeast section of range, approximately 4 air miles east of Chiriaco Summit. 497 Comment
  RSA676145  Ditaxis neomexicana Scott D. White 2001-4-12 8311 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
  CAS-BOT-BC43657  Dithyrea californica Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Comment
  POM14206  Dithyrea californica P. A. Munz, D. D. Keck 1922-4-14 4983 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash 91 Comment
  RSA530761  Dithyrea californica T. S. Clare 1930-4-14 s.n. Riverside Salton Sea. [Imperial to Riverside Co] Comment
  RSA721993  Dithyrea californica J. R. Bruff s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  UC1126910  Dithyrea californica H. S. Yates 1936-4-2 5419 Riverside near Palm Springs; San Jacinto Quadrangle Comment
  UCR196385  Dithyrea californica Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1427 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  UCR241546  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-27 40551 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of Ave. 70 near Cleveland St., 10 km SE (108 deg. ) of Mecca -40 Comment
  UC1929719  Dodecatheon clevelandii Scott D. White 2003-3-21 8809 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UCR37495  Dodecatheon clevelandii Steve Boyd 1981-3-2 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mtn. by the road behind lookout Comment
  CAS-BOT-BC41606  Draba corrugata var. corrugata Ralph Hoffmann 1929-9-6 s.n. Riverside San Jacinto Mountain. 2438 Comment
  CAS-BOT-BC41632  Draba corrugata var. saxosa Winifern W. Swarth 1914-9-14 s.n. Riverside San Jacinto Mountains. San Jacinto Peak. 3293 Comment
  RSA614301  Draba cuneifolia D. L. Banks, Victor Steinmann 1997-3-13 1507 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
  RSA776638  Draba cuneifolia Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1095 Riverside Chuckwalla Mountains, Corn Springs Road; Road crossing of main wash that drains Chuckwallas to the east toward the Chuckwalla Bench 427 Comment
  RSA180368  Drymocallis glandulosa E. W. Lathrop 1960-6-8 4908 Riverside 14 miles west of Murrieta Comment
  SEINET6173084 Image available Dryopteris arguta S. Quan 1967-1 91 Riverside Ramona, Cleveland National Forest 366 Comment
  RSA83384  Dudleya edulis P. A. Munz 1923-6-18 4277 Riverside Temecula Canyon. Comment
  CAS-BOT-BC411416  Dudleya lanceolata K. Nakai 1981-6-4 773 Riverside Temecula River Canyon, ca. 1/4 mi. W of Hwy I-15 on N facing slope Comment
  UCR84643  Dudleya lanceolata Scott D. White, S. Ogg 1994-4-21 1985 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  JOTR32293  Dudleya saxosa subsp. aloides Herskovits, Tasya, M. Harding, D. Oquendo 2011-5-5 7 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Steep, rocky/gravelly side drainage of main canyon (Stop 4) 1371 Comment
  RSA397787  Dudleya saxosa subsp. aloides Ora M. Clark 1929-2-22 1548 Riverside N. Whitewater. Comment
  RSA45211  Dudleya saxosa subsp. aloides J. C. Roos, L. Roos 1949-4-23 4285 Riverside Monson Canyon, Eagle Mountains. Comment
  CAS-BOT-BC109625  Dudleya saxosa subsp. saxosa Reid Moran 1941-5-4 835 Riverside Hidden Valley, Joshua Tree National Monument. 1300 Comment
  UCR211721  Dysphania botrys Fred M. Roberts, D. E. Bramlet 2005-6-6 6246 Riverside Perris Basin, San Jacinto Valley, San Jacinto River Wash, just west of SR 79 overpass, 1.4 km west-southwest of Gilman Hot Springs 442 Comment
  LA30298  Echinocereus engelmannii Mary V. Hood; 1941-4-5 41- 37 k* Riverside Road to, and in Pinto Basin 609 Comment
  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
  CLARK-A1528-97  Echinodorus berteroi Ruth Cooper 1941-6-8 67 K Riverside Perris Comment
  POM119234  Echinodorus cordifolius S. B. Parish 1891-11-3 2246 Riverside Elsinore Lake. Comment
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Aug 8 2010
  CAS-BOT-BC291130  Eclipta prostrata S. B. Parish 1912-10-12 8362 Riverside Salton Basin. Mecca -57 Comment
  UCR47519  Ehrharta erecta Mira M. Bogen 1987-5-10 s.n. Riverside Riverside, along Van Buren Blvd. between bridge over Santa Ana River and sewer plant Comment
  UCR91011  Ehrharta erecta A. C. Sanders, O. F. Clarke 1996-2-17 17952 Riverside O.F. Clarke residence on 1012 Spruce Street [now the site of an apartment complex, 2001]. 305 Comment
  SDSU14052  Ehrharta longiflora Michael Powers 2002-4-2 9 Riverside North of Santa Margarita riverbed in Santa Margarita Ecological Reserve. 800 feet east of parking lot. 229 Comment
  POM11717  Elatine californica P. A. Munz, I. M. Johnston 1922-5-20 5460 Riverside Kenworthy, San Jacinto Mts 1418 Comment
  JOTR34102  Eleocharis macrostachya La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2608 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  RSA708179  Eleocharis parishii Scott D. White, Angelia Carey 2004-5-7 10323 Riverside Indian Creek and adjacent foothills. 549 Comment
  SBBG119911  Eleocharis parishii A. C. Sanders with O. F. Clarke 1991-6-10 11126 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  RSA0024925  Eleusine coracana subsp. africana R. E. Riefner Jr. 2013-10-29 13 -225 Riverside La Sierra, along La Sierra Ave. at Sierra Tree Street. 243 Comment
  RSA699627  Ellisia chrysanthemifolia Keith E. Hoffmaster 1934-4-8 s.n. Riverside Santa Ana Mts. Comment
  UCR207218  Elymus O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SD132491  Elymus condensatus Scott White 1990-10-2 Riverside Vail Lake area: Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  SEINET251712  Elymus glaucus Unknown 2004-5-27 646 Riverside San Bernadino Mountains; Head of Banning (San Gorgonio River) Canyon close to the San Bernadino Co. line, 0.5 mi SE of Oak Glen Conservation Camp (Forest Falls 7.5' Q). 1402 Comment
  UC38188  Elymus glaucus H. M. Hall Jun 1 1901-Jul 1 1901 2269 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  UCD61812  Elymus glaucus Peter Kamb 1948-7-3 1143 Riverside Hall Canyon, San Jacinto Mtns. 1645 Comment
  POM259163  Elymus glaucus subsp. glaucus P. A. Munz 1938-8-14 15350 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR24023  Elymus glaucus subsp. jepsonii John C. Roos 1942-6-20 993 Riverside Peninsular Range; San Jacinto Mtns, Dark Canyon Camp, North Fork San Jacinto River 1829 Comment
  UCR193529  Elymus stebbinsii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35560 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1555 Comment
  UCR207759  Elymus triticoides O. F. Clarke 2004-5-31 s.n. Riverside San Bernardino Valley Region, Riverside, along Spring Brook on the west side of Fairmont Park 238 Comment
  UCR2372  Elymus triticoides F. M. Reed 1907-6-23 1445 Riverside Santa Ana River, City of Riverside, old field in the Santa Ana River bottom above the bridge on the West Riverside Road 244 Comment
  RSA772583  Emmenanthe penduliflora Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5045 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
  SD137736  Emmenanthe penduliflora Darin L. Banks, Steve Boyd 1995-5-3 221 Riverside Agua Tibia Wilderness Area. East of the Dripping Springs Alcove Area; Arroyo Seco. 1640 Comment
  SD187424  Emmenanthe penduliflora Scott D. White, Angelia Carey 2004-4-16 10166 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  UCR162411  Emmenanthe penduliflora S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  UCR27194  Emmenanthe penduliflora Marlyce Myers 1980-4-20 s.n. Riverside Perris Basin, Motte Reserve, c. 2.5 mi. NW of Perris 520 Comment
  JOTR34048  Emmenanthe penduliflora var. penduliflora La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2948 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; above trail to Lost Horse Mine on basalt outcrop with scree slopes Comment
  UC895498  Encelia californica C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-4-15 4737 Riverside Gavilan Peak 500 Comment
  CAS-BOT-BC131329  Encelia farinosa Munz; Street; Williams 1919-3-26 2337 Riverside Palm Springs 213 Comment
  RSA696889  Encelia farinosa J. Russell Bruff 1927-3-13 s.n. Riverside Thousand Palms Comment
  RSA789493  Encelia farinosa W. Blanchard 1932-4-16 s.n. Riverside Snow Creek [county not specified] Comment
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Jan 17 2016
  UCD131210  Encelia farinosa F. R. Lawson 1929-12-12 XII- 2 Riverside Mecca. Comment
  UCR52234  Encelia farinosa Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2214 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA475298  Encelia farinosa var. farinosa Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2127 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA761294  Encelia frutescens Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-5-25 217 Riverside Cadiz Valley. Iron Mtns. Just E of junction of hwy 62 and hwy 177, NW of hwy 62. 420 Comment
  UCR104016  Encelia frutescens George K. Helmkamp 1998-4-4 3132 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR281021  Ephedra aspera Fred M. Roberts 2016-3-5 8003 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
  CAS-BOT-BC81533  Ephedra californica Marcus E. Jones 1903-5-10 s.n. Riverside Palm [Spring] Springs 60 Comment
  SEINET7048065  Ephedra californica Steven R. Hill 2001-4-29 33542 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
  JOTR31127  Ephedra viridis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2509 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ridgeline just south of Quail Mountain peak with steep loose slopes and rocky outcrops (Stop 6) Comment
  RSA0110607  Epilobium campestre Jeremiah George 2012-6-14 s.n. Riverside San Gorgonio Pass Region: Beaumont, just south of West 4th St. at end of small paved spur road, area boxed in by commercial development. 772 Comment
  UCR13722  Epilobium canum N. R. Zabriskie, W. W. Zabriskie 1972-10-22 547 Riverside Santa Rosa Mtns., Cactus Spring Trail, between Dolomite mine and Horsethief Canyon 1098 Comment
  CAS-BOT-BC171747  Epilobium canum subsp. latifolium Lewis S. Rose 1935-12-18 35656 Riverside Tahquitz Canyon, Palm Springs, Colorado Desert 182 Comment
  SD173090  Epilobium canum subsp. latifolium Juergen Schrenk 2005-10-11 45 Riverside Santa Rosa Mountains, summit of Toro Peak 2600 Comment
  UC20667  Epilobium canum subsp. latifolium H. M. Hall 1897-7-17 694 Riverside Strawberry Creek San Jacinto Mountains 1676 Comment
  RSA736728  Epilobium ciliatum subsp. ciliatum Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10672 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
  RSA618001  Epilobium pygmaeum R. E. Riefner Jr. s.n. Riverside Elsinore Trough between Willard and Murrieta Creek; Wildomar. Comment
  CLARK-A1528-3380  Epipactis gigantea John C. Roos 1948-4-24 3793 Riverside Whitewater 609 Comment
  RSA381727  Epipactis gigantea N. C. Cooper 1944-4-8 s.n. Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  RSA751924  Epipactis gigantea Scott D. White, Justin M. Wood 2009-5-22 12928 Riverside San Jacinto Mts: Halfway Spring, accessed via Old Control Road. 1159 Comment
  UC488890  Epipactis gigantea C. V. Meyer June, 1927 213 Riverside Half-way House Idyllwild Grade 1066 Comment
  RSA740620  Equisetum arvense Scott D. White, Justin M. Wood 2008-7-8 12373 Riverside Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  POM11162  Equisetum laevigatum Philip A. Munz 1922-6-27 5837 Riverside Santa Rosa Mountains, Santa Rosa. 1981 Comment
  POM964  Equisetum laevigatum D. L. Crawford 1916-3-1 s.n. Riverside Santa Ana River Valley Comment
  RSA627505  Equisetum laevigatum Scott D. White 1998-7-31 6945 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  SD132541  Equisetum telmateia subsp. braunii John C. Roos 1952-6-25 5794 Riverside Riverside, Fairmount Park, west end 259 Comment
  UCR207343  Eragrostis O. F. Clarke 2004-8-18 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  IRVC26150  Eragrostis mexicana subsp. mexicana J. C. Roos 1952-5-14 5659 Riverside Riverside, corner of Iowa Avenue and 8th Street southern coastal 305 Comment
  UCD64538  Eragrostis pectinacea Fred M. Reed 1904-8-10 85 Riverside Riverside and vicinity. Comment
  UCR113926  Eragrostis pectinacea Mitch Provance, A. C. Sanders 2000-7-4 2080 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UC1584112  Eremalche exilis Steve Boyd, Tim Ross, and Laurel Arnseth 1990-3-29 3883 Riverside cinder cone ridge at n. side of mouth of Tmemcula Creek Canyon (and adjacent benches on s. flank of Big Oak Mt.); Vail Lake area, s. flank 'Big' Oak Mt. 396 Comment
  UC2031361  Eremalche exilis Duncan S. Bell with Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, and Gene Ratcliff 2013-4-7 4765 Riverside E side of Arica Mountains; W side of Rice Valley approx. 6 air miles SE of the ghost town of Rice or approx. 5.3 air miles E of Priests Well. Comment
  RSA0047091  Eremalche rotundifolia Aaron C. Sedgwick, David Fraker 2012-3-28 26 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA58864  Eremogone ferrisiae P. A. Munz, Percy C. Everett 1950-6-23 14917 Riverside 2 miles NW of Pipe Creek, Hemet Valley, San Jacinto Mountains. 1402 Comment
  SEINET12875649 Image available Eremogone ferrisiae Reid Moran 1968-1 15366 Riverside N slope 1 mi. W of summit, Santa Rosa Mtn. 2150 Comment
  CAS-BOT-BC160056  Eremothera boothii subsp. condensata Alice Eastwood 1913-4-30 3001 Riverside Palm Springs Comment
  RSA0123299  Eremothera chamaenerioides Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8985 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  CAS-BOT-BC514317  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1927-8-2 2935 Riverside Mt. San Jacinto on road to Hemet 1371 Comment
  UCSB44669  Eriastrum densifolium subsp. mohavense D. Hibbard 1977-5-16 42 Riverside NW SIDE OF CA HWY 72 (11.8 MI FROM JCT WITH HWY L11) 1036 Comment
  POM8324  Eriastrum eremicum Mary F. Spencer 1918-5-7 s.n. Riverside San Jacinto Mountains 1524 Comment
  RSA0120067  Eriastrum eremicum subsp. eremicum Mark Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert: Palm Springs area, SW corner of HWY 111 and Gene Autry Trail. 104 Comment
  UC52833  Eriastrum eremicum subsp. eremicum H. M. Hall June, 1901 2119 Riverside e base of mts. San Jacinto Mountains (along borders of Colorado Desert) Comment
  CAS-BOT-BC514466  Eriastrum eremicum subsp. eremicum Annie M. Alexander; Louise Kellogg 1941-6-1 2265 Riverside Intersection of Morongo and main highway 243 Comment
  UCR241056  Eriastrum filifolium John F. Green 2013-5-17 s.n. Riverside Peninsular Range, near intersection of Temescal Canyon Rd. and Campbell Ranch Rd. 329 Comment
  SD28003  Eriastrum harwoodii Carl B. Wolf 1932-4-29 3119 Riverside Eastern Colorado Desert, 3 mi So of Rice on Blythe Road 700 Comment
  UCR245660  Eriastrum harwoodii Duncan S. Bell 2010-4-2 686 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; c. 2.5 air miles northwest of Priest Well; at the head of the main western drainage for the mountain range 559 Comment
  CLARK-A1528-3494  Eriastrum sapphirinum John C. Roos 1965-6-13 Riverside San Jacinto Valley Comment
  UC284208  Eriastrum sapphirinum P. A. Munz 1923-6-14 7103 Riverside Glen Ivy Trail Santa Ana Mts., Santiago Peak 914 Comment
  UC52480  Eriastrum sapphirinum H. M. Hall 1896-8-27 329 Riverside San Jacinto Mountains 1584 Comment
  RSA0121575  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6164 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds., Collections are between this road, and Strawberry Creek. Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  CAS-BOT-BC299120  Ericameria nauseosa var. mohavensis Edmund C. Jaeger 1938-10-21 s.n. Riverside Joshua Tree National Monument, 15 miles S of Warren's Well, Little San Bernardino Mts 1280 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
  CAS-BOT-BC299536  Ericameria paniculata W R O 1973-9-23 73 -641 Riverside 1/4 mile south of aquaduct road on road to gravel pit N.E. of Granite Mtn. Comment
  RSA720464  Erigeron divergens Naomi Fraga, Bryan Carey 2006-6-1 1689 Riverside Near Morris creek on a 4W drive trail, ca. 1/2 mile SW of Tripp Meadow. 1585 Comment
  RSA192006  Erigeron foliosus E. W. Lathrop 1966-5-15 6302 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  UCR3498  Erigeron foliosus var. foliosus Frances Miller 1964-6-5 M 6428 Riverside Box Springs Mtns, end of Big Springs Rd, just above railroad. 396 Comment
  UCR3717  Erigeron foliosus var. foliosus Frank C. Vasek 1964-7-25 640725- 21 Riverside San Jacinto Mtns, road out of Dark Canyon 1829 Comment
  POM13854  Erigeron philadelphicus P. A. Munz 1922-4-28 5020 Riverside 5 miles NW of Corona. mall branch of Chino Creek. 198 Comment
  CAS-BOT-BC189077  Eriodictyon crassifolium Carl B. Wolf 1932-5-24 3650 Riverside 0.5 mile below fish hatchery, Snow Creek Canyon, N base of San Jacinto Mountains 548 Comment
  CAS-BOT-BC226800  Eriodictyon crassifolium A. C. Sanders; T. B. Salvato 2012-4-27 40091 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. east of I-15 crossing and mouth of Mayhew Cyn. 313 Comment
  CLARK-A1528-2970  Eriodictyon crassifolium John C. Roos 1965-6-13 Riverside San Jacinto Mountains Comment
  POM262958  Eriodictyon crassifolium J. C. Roos 1941-5-10 131 Riverside San Jacinto River bridge, east of Hemet Comment
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Apr 29 2011
  UCR234245  Eriodictyon crassifolium A. C. Sanders, T. B. Salvato 2012-4-27 40091 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. east of I-15 crossing and mouth of Mayhew Cyn. 313 Comment
  RSA0034874  Eriodictyon crassifolium I. W. Clokey, E. G. Anderson 1935-4-16 6834 Riverside East of Hemet. 600 Comment
  RSA0034877  Eriodictyon crassifolium Norman C. Cooper 1944-5-20 1309 Riverside Palms to Pines Highway. San Jacinto Mountains. 1280 Comment
  UCR234761  Eriodictyon crassifolium var. crassifolium A. C. Sanders, John F. Green 2012-6-25 40310 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. 376 Comment
  UC1523408  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin and J. Hogge 1980-4-16 54099 Riverside flood plain (wash) along Whitewater River ca 3 mi n Whitewater P.O.; San Bernardino Mts., along Whitewater River 591 Comment
  JOTR16808  Eriogonum davidsonii Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. LOST HORSE AREA NEAR RANGER STATION 1310 Comment
  JOTR30641  Eriogonum davidsonii La Doux, Tasha, Erin Babich 2008-4-21 1803 Riverside Joshua Tree National Park. Stop 3-Little San Bernardino Mountains, S of Covington Flat 1290 Comment
  POM307285  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2134 Riverside Santa Rosa Mountains. Comment
  RSA0018889  Eriogonum deflexum Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6025 Riverside Chuckwalla Valley; approximately 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well. 107 Comment
  CAS-BOT-BC256126  Eriogonum deflexum var. deflexum Annie M. Alexander; Louise Kellogg 1941-5-20 2205 Riverside Eagle Mountain Pumping Station Road, Eagle Mountains, Colorado Desert Comment
  RSA346255  Eriogonum elongatum Robert F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54061 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  SDSU6540  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 279 Riverside Along road, S. side of Lake Mathews. Comment
  UCR140685  Eriogonum fasciculatum subsp. foliolosum Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 8- 60 Riverside San Jacinto Mtns, San Bernardino National Forest, Hwy 74 near Cranston Guard Station, 10 miles east of Hemet, Site L8 581 Comment
  SD22408  Eriogonum fasciculatum var. foliolosum Susan G. Stokes 1890-5-23 Riverside Comment
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Feb 18 2013
  JEPS57288  Eriogonum fasciculatum var. polifolium L. R. Heckard and R. C. Bacigalupi 1968-5-5 1806 Riverside 2/6 mi n Radec 548 Comment
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Jun 1 2012
  RSA594510  Eriogonum fasciculatum var. polifolium D. L. Banks, Dylan Hannon 1996-5-3 997 Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground, approx. 300m E of the Dripping Springs Guard Station, just S of Hwy. 79. 500 Comment
  UC1032089  Eriogonum fasciculatum var. polifolium A. Lewis 1933-1-26 175 F Riverside Cactus Valley San Jacinto Quadrangle, Cactus Valley Comment
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Mar 20 2011
  UC64571  Eriogonum fasciculatum var. polifolium H. M. Hall June, 1901 2000 Riverside Box Springs Comment
  UC849406  Eriogonum fasciculatum var. polifolium Alice Eastwood 1913-4-30 3020 Riverside Palm Springs Comment
  CAS-BOT-BC253488  Eriogonum gracile P. A. Munz; E. K. Balls 1952-8-21 17966 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1371 Comment
  UC56796  Eriogonum gracile H. M. Hall 1902-8-6 2655 Riverside vicinity of Riverside 457 Comment
  RSA393248  Eriogonum gracile var. gracile N. C. Cooper 1944-7-15 1549 Riverside Banning. 701 Comment
  RSA544289  Eriogonum gracile var. gracile Steve Boyd, Tim S. Ross 1991-6-14 6358 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  UCR278854  Eriogonum gracile var. gracile Mitch Provance 2012-7-14 712- 23 Riverside San Gorgonio Pass, Banning, remnant of Montgomery Creek, N side of Westward Ave, between Lovell St. and April Ln. 716 Comment
  UCR278874  Eriogonum gracile var. incultum Mitch Provance 2012-7-14 712- 22 Riverside San Gorgonio Pass, Banning, remnant of Montgomery Creek, N side of Westward Ave, between Lovell St. and April Ln. 716 Comment
  CHSC8069  Eriogonum inflatum Edward L. Smith 1958-3-21 365 Riverside Located 6 mi. s of Rice, near Priest's Well. Little Santa Maria Mts. 365 Comment
  RSA393584  Eriogonum inflatum var. inflatum Grinnell s.n. Riverside Andreas Canon Comment
  SBBG64001  Eriogonum inflatum var. inflatum R. Hoffmann 1928-10-21 Riverside Whitewater Comment
  JEPS56775  Eriogonum maculatum Marjorie D. Clary 1932-6-5 1020 Riverside 15 mi nw Indio (Dead Indian Trail); Colorado Desert 243 Comment
  UCR270285  Eriogonum microthecum John F. Emmel 1998-11-14 1605 Riverside San Jacinto Mountains, along Pacific Crest Trail, 5.7-6.5 trail miles north of Hwy 74, c. 0.2 air mile SSE of Tunnel Spring 1799 Comment
  UC519989  Eriogonum molestum Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild road San Jacinto Mts. 1371 Comment
  UCR281911  Eriogonum nidularium A. C. Sanders, Jim Malusa 2017-9-19 43343 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 3.35 km SW (214 deg. ) of Tabaseca Tank 693 Comment
  RSA160411  Eriogonum parishii J. D. Olmsted 1959-9-23 1001 Riverside N Fork San Jacinto River drainage area: Flat on NW side of Idyllwild Banning Rd. halfway up grade south of Dark Canyon Creek crossing 1799 Comment
  RSA424962  Eriogonum thomasii Robert L. Dressler 1949-3-19 382 Riverside Box Canyon, Orocopia Mts. Comment
  SD260122  Eriogonum thomasii J. Andre 2012-4-11 20784 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cotttonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep rocky hills and large wash. 729 Comment
  UC849809  Eriogonum thomasii I. W. Clokey 1935-4-17 6581 Riverside Cottonwood Springs Comment
  UCR90320  Eriogonum thomasii Ed LaRue 1993-4-28 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 125 Comment
  CAS-BOT-BC262870  Eriogonum thurberi Susan G. Stokes 1933-7-1 74 Riverside Road to Idyllwild 1219 Comment
  UC912817  Eriogonum trichopes P. A. Munz and D. Keck 1922-4-14 4973 Riverside 10 mi w Inidan Wells (along the Whitewater); Colorado Desert 91 Comment
  CAS-BOT-BC268189  Eriogonum umbellatum var. munzii Frank W. Peirson 1924-7-28 5014 Riverside Pine Flats Camp, San Jacinto Mts. 1798 Comment
  HSC17375  Eriogonum umbellatum var. munzii R. A. Eagle 1963-6-30 5 Riverside San Jacinto Mtns., Azalea Trails Girl Scout Camp Comment
  RSA420610  Eriogonum wrightii var. membranaceum Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto and Santa Rosa Mts. 1250 Comment
  CAS-BOT-BC261779  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside North base of Santa Rosa Mts., road Indio to Vandeventer Flat 609 Comment
  CLARK-A1528-4626  Erioneuron pulchellum John C. Roos 1949-3-5 4088 Riverside Orocopia Mountains Comment
  UC1133262  Erioneuron pulchellum H. S. Yates 1937-3-24 6454 Riverside Deep Canyon Thermal Quadrangle Comment
  CAS-BOT-BC297347  Eriophyllum confertiflorum A. C. Sanders; Kerry Knudsen; T. B. Salvato 2004-5-18 27906 Riverside Peninsular Ranges: Alberhill Mt 445 Comment
  CDA33879  Eriophyllum confertiflorum Mike Lahti 2010-5-5 PDR# 1358682 Riverside East side of Hemet. 0 Comment
  RSA507964  Eriophyllum confertiflorum Steve Boyd, Carol Boyd, K. A. Boyd, L. Arnseth, Richard Noyes 1988-5-28 2282 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  SDSU20271  Eriophyllum confertiflorum Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 123 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  UCR133401  Eriophyllum confertiflorum Tracy Tennant, J. S. Ross 1998-5-7 MOR- 106 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  SEINET11850689  Eriophyllum confertiflorum Unknown 1936-1 12775 Riverside E of Banning Comment
  LA203544  Eriophyllum confertiflorum var. confertiflorum Elizabeth McClintock; 1935-3-3 sn Riverside Pedley Hills Comment
  SDSU13541  Eriophyllum confertiflorum var. confertiflorum W. Miller, C. Mosse 1972-7-5 Riverside Comment
  CLARK-A1528-4853  Eriophyllum confertiflorum var. trifidum John C. Roos 1937-4-18 1369 Riverside Snow Creek Comment
  JEPS5372  Eriophyllum multicaule W. L. Jepson 1935-4-17 19148 Riverside 1.5 mi n Elsinore 457 Comment
  POM29805  Eriophyllum multicaule Marcus E. Jones 1882-5-27 s.n. Riverside San Jacinto Mts. Comment
  SD134533  Eriophyllum multicaule Craig Reiser 1991-3-26 Riverside Harford Springs Park, Gavilan Plateau Comment
  RSA786535  Eriophyllum wallacei C. P. Cowan 1978-4-23 1214 Riverside 12.1 mi (19.2 km) S on Hwy 74 from jct with Hwy 111 at Indian Wells. Whittaker transect no.W-220 (voucher). 950 Comment
  UCR86646  Eriophyllum wallacei A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16269 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCSB38656  Eriophyllum wallacei Cowan, Clark 1978-4-23 Riverside 12.1 mi. (19.2 km.) S on Hwy. 74 from jct. with Hwy 111 at Indian Wells 950 Comment
  UC1922013  Eriophyllum wallacei Robert F. Thorne, M. Z. Thorne 1973-3-30 42687 Riverside MORONGO VALLEY CANYON: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. Comment
  UCR137691  Erodium cicutarium D. L. Banks, V. W. Steinmann 1997-3-13 1476 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UCR174149  Erodium cicutarium A. C. Sanders 2006-5-19 32442 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
  RSA543135  Erodium macrophyllum Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6124 Riverside Vail Lake region, summit of Oak Mountain, N of lake near Henderson benchmark. 823 Comment
  RSA0021554  Erodium texanum Duncan S. Bell 2012-3-4 3138 Riverside Arica Mountains; along old railway line about 4.5 air miles south of the ghost town of Rice. 217 Comment
  RSA470845  Eryngium Benton 1923-05 3574 Riverside Palm Springs. Comment
  RSA356630  Eryngium aristulatum var. parishii R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47315 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  LA204344  Erysimum capitatum var. capitatum Elizabeth Levine; 1949-5-22 sn Riverside Off the Pines to Palms Highway past Lake Hemet Comment
  CHSC105718  Erythranthe diffusa P. A. Munz 1922-4-30 5135 Riverside Hills south of Tuscalota Creek. Hillside on road from Aguanga to Hemet. Comment
  RSA0020252  Erythranthe floribunda Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1778 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  SDSU14082  Erythranthe guttata Joel Tracey 2002-4-20 10 Riverside Santa Margarita Ecological Reserve, 0.2 miles east from parking area intersecting Santa Margarita River and Northside Field Station road, small pond within river formed by rock basin. 252 Comment
  RSA0020061  Erythranthe guttata R. M. Straw 1953-6-5 456 Riverside Fuller Mill Creek camp, Idyllwild-Banning Rd. Comment
  SD120077  Erythranthe parishii Louis B. Ziegler 1969-6-12 381 Riverside San Jacinto Mountains - Hemet Valley. In streambed, near Pine Meadows region 1431 Comment
  RSA0022928  Eschscholzia androuxii Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54039 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
  SD137695  Eschscholzia californica Darin L. Banks, Steve Boyd 1995-5-3 244 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  UC1551988  Eschscholzia californica Lyman Benson 1952-4-8 14850 Riverside 2 mi w Shaver Summit (e of Indio, US 66); Colorado Desert, Colorado River Drainage 609 Comment
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Mar 26 2011
  UC855149  Eschscholzia californica I. W. Clokey 1930-4-15 4641 Riverside Gavilan Peak 600 Comment
  UCR172715  Eschscholzia californica Jun Hu 2000-5-11 22 Riverside San Jacinto Valley, SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  UCR777  Eschscholzia californica Joe Buriel 1966-3-12 s.n. Riverside Off Van Buren Avenue, 1 mi. east of Mockingbird Canyon Road turnoff 457 Comment
  HSC79253  Eschscholzia minutiflora G. K. Helmkamp 1984-5-5 - 3 Riverside Little San Bernardino Mtns., Big Morongo Canyon, 4 mi. below the caretaker's house at the Big Morongo Preserve 549 Comment
  SBBG70173  Eschscholzia minutiflora Anstruther Davidson -Apr-1893 Riverside Palm Springs Comment
  RSA0056409  Eschscholzia minutiflora James R. Shevock 1972-3-5 1368 Riverside Jeep Rd., Anza to Borrego Springs. Comment
  UCD96520  Eschscholzia papastillii Shannon M. Still 2009-2-21 439 Riverside California. Riverside County. 229 Comment
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Sep 2 2017
  CAS-BOT-BC419633  Eschscholzia parishii Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2176 Riverside Palen Pass at the N. end of the Palen Mtns. 500 Comment
  RSA789476  Eschscholzia parishii Aaron C. Sedgwick, David Fraker 2012-3-28 33 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SD260096  Eschscholzia parishii J. Andre 2012-4-11 20783 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. At interface of steep rocky hills and large wash. 729 Comment
  UCD103100  Eucalyptus camaldulensis F. M. Reed 1916-11-12 3759 Riverside Jensen Ranch, west Riverside. Comment
  UCR152518  Eucrypta chrysanthemifolia A. C. Sanders 2005-4-22 29604 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  RSA516424  Eucrypta chrysanthemifolia var. chrysanthemifolia Walter Wisura, T. Hayduk, Bart O Brien 1990-5-2 4431 Riverside Ortega Hwy. below switchbacks, near Lake Elsinor. Comment
  SDSU18406  Eucrypta chrysanthemifolia var. chrysanthemifolia C. Matt Guilliams 2008-2-27 481 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 407 Comment
  SEINET10638532  Eucrypta chrysanthemifolia var. chrysanthemifolia Greg Gust, Leith Nye 2005-3-10 Gust 536 Riverside City limits of Lake Elsinore on River Bank just off of Auto Center Dr, N of junction with Diamond Dr. 400 Comment
  SEINET7073346  Eucrypta chrysanthemifolia var. chrysanthemifolia 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
  CLARK-A1045-871  Eucrypta micrantha George K. Helmkamp 1978-6-1 #3 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  JOTR35155  Eulobus californicus La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3267 Riverside Joshua Tree National Park. West Cottonwood Mountains; side canyon feeding into east Pinkham Wash; steep, cobbley, east facing slope above bouldery canyon (Stop 5) Comment
  UC2015586  Eulobus californicus A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16095 Riverside Coachella Valley: alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon. Comment
  SD181547  Euphorbia Louis C. Wheeler 1945-10-6 6147 Riverside San Jacinto Mountains; 0.5 mile east of Ranger Peak. 1372 Comment
Read comments
Feb 17 2013
  UCR134654  Euphorbia albomarginata Mitch Provance 1998-4-9 403 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or variously referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 259 Comment
  UCR264217  Euphorbia eriantha A. C. Sanders, Jim Malusa 2015-9-10 41864 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  UCR5292  Euphorbia eriantha O. F. Clarke 1966-10-5 661005- 05 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  UCR233944  Euphorbia micromera Duncan S. Bell 2011-10-22 3000 Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  SD227801  Euphorbia nutans Andrew C. Sanders, K. C. Rose 1999-5-28 22792 Riverside Coachella Valley: Between La Quinta and Indio, along Jefferson St. between Ave 54 and I-10. Disturbed roadside at intersection with Ave. 49. 11 Comment
  SDSU17490  Euphorbia peplus Jerry Jenkins 2001-3-31 2001 -011 Riverside Santa Margarita Ecological Reserve. Edge of avacado grove west of station and just above river. UTM zone 6, 481900E, 3699200N. UTM transfered to GIS. Comment
  UCR41454  Euphorbia peplus B. G. Pitzer 1986-2-22 0014 Riverside San Bernardino Mountains, Whitewater Canyon at Fish Hatchery, also to c. 0.5 mi north of hatchery, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road 732 Comment
  SEINET7704821 Image available Euphorbia polycarpa Nathan C. Taylor 2015-6-29 598 Riverside Along Hwy 177. 164 Comment
  UCR102049  Euphorbia polycarpa B. G. Pitzer 1997-10-19 3353 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  UCR103318  Euphorbia polycarpa George K. Helmkamp 1998-2-5 2642 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCR87939  Euphorbia polycarpa A. C. Sanders 1994-1-30 14224 B Riverside Box Springs Mtns, Head of Big Springs Canyon, in saddle SE of peak '2602. 762 Comment
  CSUSB640  Euphorbia polycarpa var. polycarpa R. P. Sunderman 1968-4-24 Riverside University of California campus, Riverside 396 Comment
  UCR163869  Euphorbia setiloba B. G. Pitzer 2000-11-4 4244 Riverside Sonoran (Colorado) Desert, north side of the Chuckwalla Mtns., Eagle Mountain Rd. 0.8 mi. south of Hwy I-10 at and around powerline road, c. 3.5 mi. WSW of Desert Center 402 Comment
  RSA675734  Euphorbia supina Scott D. White 2001-6-22 8599 Riverside Corona: Bajada below the Santa Ana Mts., near the jtn. of Cleveland Way and Fullerton Av., about 2 road mi S of the jtn. Fullerton Av. and Ontario Av. 381 Comment
  CAS-BOT-BC459218  Euthamia occidentalis J. Ewan 1931-10-3 5214 Riverside Along Santa Ana River, 9 mi. NW of Corona Comment
  SEINET892698  Fabaceae H. M. Hall 1905-1 5784 Riverside 10 miles west of Coachella. Comment
  CLARK-A1528-5749  Fagonia californica var. glutinosa John C. Roos 1947-2-1 3220 Riverside Painted Canyon Comment
  CAS-BOT-BC167365  Fagonia laevis Javier Penalosa 1963-4-10 2793 Riverside Deep Canyon, 3 mi. south of Palm Desert 213 Comment
  SEINET3004970  Fagonia laevis G. Rink 2011-3-25 10396 Riverside Desert pavement north of Blythe, east of the McCoy Mtns 115 Comment
  UCSB31031  Fagonia laevis Steele, R. 1977-3-28 Riverside Six miles southeast of interstate 10 along Box Canyon Road 304 Comment
  RSA0065486  Fagonia laevis David B. Dunn, Lint 1955-4-1 11822 Riverside Pushawalla Canyon, Indio Hills. Comment
  RSA605207  Fagonia pachyacantha A. C. Sanders, G. Helmkamp, P. Mackay 1995-3-12 16083 Riverside Coachella Valley: Alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 0 Comment
  RSA735215  Fagonia pachyacantha Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11237 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  UC2015643  Fagonia pachyacantha A. C. Sanders with G. Helmkamp & P. MacKay 1995-3-12 16083 Riverside Coachella Valley: alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon. Comment
  UC403452  Ferocactus cylindraceus var. lecontei Munz and Johnston 5295 Riverside rocky mesa near Mission Creek (on road to Morongo Pass) Comment
Read comments
Sep 8 2011
  UCR167420  Festuca John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  SEINET8043951 Image available Ficus carica A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-1 41553 Riverside Peninsular Range: Eeastern Foot of the Santa Ana Mtns: Temescal Valley jsut below I-15 bridge near Hostettler Road, Se of Lee (Corona) Lake, south side of I-15, 2.17 km west of Lake St. at Alberhill. 363 Comment
  POM36325  Filago californica Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA519123  Filago californica N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 175 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the N ft of the San Jacinto Mountains, 1 mi W of Snow Creek Village. 488 Comment
  RSA793593  Filago californica R. F. Thorne 1995-3-29 63036 Riverside White Water Canyon 600 Comment
  UCR37452  Filago californica Steve Boyd 1981-5-15 s.n. Riverside Peninsular Range, Gavilan Hills, confluence of the major drainage off the west slope of Estelle Mountain with Temescal Wash 320 Comment
  RSA796320  Filago depressa Duncan S. Bell 2009-4-18 197 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
  RSA586304  Filago gallica D. L. Banks, S. D. Boyd 1995-5-3 0215 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR15606  Filago gallica George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  JOTR31143  Forestiera pubescens La Doux, Tasha 2009-6-3 1854 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  UC218026  Forestiera pubescens P. A. Munz and I. M. Johnston 1922-5-7 5256 Riverside Keyes Ranch; Little San Bernardino Mts. 1219 Comment
  CLARK-A1528-1145  Fouquieria splendens John C. Roos 1946-12-21 3192 Riverside Deep Canyon 274 Comment
  UCSB46879  Frankenia palmeri Roos, John 1965-6-30 Riverside Perris Comment
  UCR235057  Frankenia salina A. C. Sanders, John F. Green 2012-5-27 40203 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River north of Canyon Lake, between Hwy 74 and Goetz Rd. 428 Comment
  UCR272492  Frankenia salina Mitch Provance 2013-6-16 613- 21 Riverside Santa Ana River Valley, City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, about 0.4 mi W of Van Buren 226 Comment
  UCR59803  Frankenia salina Jeri Hirshberg 1989-7-20 s.n. Riverside Vicinity of Lake Skinner: drainage west of dam Comment
  POM48951  Frasera parryi P. A. Munz, I. M. Johnston 1924-7-26 8720 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  RSA263769  Fraxinus latifolia E. W. Lathrop 1971-3-24 7486 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UC1608287  Fraxinus velutina Steve Boyd, Tim Ross, and Dave Bramlet 1993-5-12 7330 Riverside San Mateo Canyon, along stream and adjacent benches from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon San Mateo Canyon; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 365 Comment
  POM3365  Funastrum cynanchoides var. hartwegii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Colorado Desert. 366 Comment
  UCD121394  Funastrum cynanchoides var. hartwegii R. S. Woglum 1934-3-18 633 Riverside Central part of county. Snow Creek (north-west of Palm Springs). Comment
  RSA550355  Funastrum hirtellum W. Wisura 1992-3-24 4633 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  RSA740942  Galium andrewsii subsp. andrewsii Scott D. White, Justin M. Wood 2008-6-17 12184 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  CAS-BOT-BC500454  Galium angustifolium Valerie Soza; Steve Boyd 2004-6-22 1727 b Riverside San Jacinto Muntains, SE side of Lake Fulmor, slope above Hwy 243 (Hall Canyon) 1615 Comment
  SEINET237962  Galium angustifolium A. C. Sanders, T. B. Salvato 2000-5-25 23396 Riverside Menifee Valley: S of Newport Rd. N of Holland Rd. and E of Bradley Rd. 2 miles due east of Railroad Canyon Lake. 439 Comment
  JEPS56075  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4177 Riverside Hwy 79 10.1 mi s Hemet (e-facing slope in hills) Comment
  SBBG47440  Galium angustifolium subsp. angustifolium N. C. Cooper 1944-7-15 1539 Riverside Idlewild 1524 Comment
  RSA702385  Galium angustifolium subsp. jacinticum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1283 -a Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  UCD121722  Galium aparine B. Pitzer 1987-4-11 478 Riverside West of Murrieta at Santa Rosa Plateau Preserve, Mesa de Colorado. 609 Comment
  UCR92051  Galium aparine Scott D. White, M. Jacobsmeyer 1996-4-20 3953 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  RSA36548  Galium hilendiae subsp. hilendiae Sara M. Schenck 1941-5-30 s.n. Riverside Quail Mt. Joshua Tree National Monument. 1585 Comment
  RSA78314  Galium parishii Philip A. Munz, E. K. Balls 1952-8-21 17974 Riverside Santa Rosa Spring, Santa Rosa Mts. 2134 Comment
  RSA23667  Garrya flavescens var. pallida Carl B. Wolf 1939-1-20 9485 Riverside Santa Ana Mts., East side, along Eagle Motor Way, 1 mi. below summit 915 Comment
  UC21617  Garrya veatchii H. M. Hall Aug 1901 2645 Riverside vicinity Chalk Hill; San Jacinto Mountains 1402 Comment
  RSA356629  Gastridium phleoides R. F. Thorne, Tilforth, DeBuhr, Lathrop 1975-8-29 47314 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  SBBG89551  Gastridium phleoides J. Adams 1966-4-28 736 b Riverside Santa Rosa Plateau, dirt rd from Murrieta to De Luz 762 Comment
  POM145509  Gastridium phleoides J. B. Feudge 1927-5-19 1607 Riverside Menifee Valley 412 Comment
  RSA113807  Gayophytum diffusum subsp. parviflorum Peter H. Raven, R. Snow 1957-7-26 11088 Riverside Banning-Idyllwild road, 0.9 miles north of Vista Grande Ranger Station, San Jacinto Mts. Comment
  UCR16979  Gayophytum oligospermum Harlan Lewis, M. Lewis 1962-8-2 1307 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove Road, Pine Cove, 0.4 mi west of Idyllwild-Banning Road Comment
  CAS-BOT-BC303566  Geraea canescens K. Larson 1977-5-12 60062 B Riverside Wiley Wells Rd ca 20 miles W of Blythe Comment
  CAS-BOT-BC303579  Geraea canescens Ira L. Wiggins 1941-3-24 9570 Riverside 0.3 mile S of Myoma, 4.6 miles N of Indio Comment
  RSA27446  Geraea canescens I. L. Wiggins 1941-3-24 9570 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  RSA516907  Geraea canescens Steve Boyd, Orlando Mistretta 1986-3-13 1441 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR251907  Geraea canescens Jim Andre 2013-3-27 24832 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  RSA0036275  Geraea canescens M. B. Dunkle 1933-3-4 3058 Riverside Painted Canyon. Colorado Desert. 30 Comment
  RSA180450  Geranium dissectum E. W. Lathrop 1965-5-30 5783 Riverside 6 miles W of Murrieta. Comment
  RSA391015  Geranium richardsonii E. C. Jaeger 1921-7-9 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1829 Comment
  RSA676046  Gilia Scott D. White 2001-4-17 8345 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
  RSA783530  Gilia J. D. Olmsted 1959-4-17 385 Riverside Riverside - San Bernardino County line along west side of Highway 71, 1/4 mile north of Prado Dam. 213 Comment
  UCR165410  Gilia A. C. Sanders 2001-4-8 23982 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  UCR275955  Gilia T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3792 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  CLARK-A1528-3500  Gilia angelensis John C. Roos 1966-3-22 Riverside Edgemont Comment
  RSA525422  Gilia capitata subsp. abrotanifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4530 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UC916692  Gilia capitata subsp. abrotanifolia Frank W. Gould 1944-4-4 2205 Riverside 2.3 mi s Corona; s of Corona Comment
  UCSB46698  Gilia capitata subsp. abrotanifolia Leen, Rosemary 1977-5-29 Riverside San Jacinto Mts.; Highway 243, south of Twin Pines Road turnoff 1219 Comment
  UCR70892  Gilia diegensis Steve Boyd, D. E. Bramlet 1990-4-29 4513 Riverside Peninsular Range, Vail Lake area, benches along Kolb Creek, west of Dripping Springs, N and south of Hwy 79. 488 Comment
  UCR70963  Gilia diegensis Steve Boyd, D. E. Bramlet 1990-4-29 4514 Riverside Peninsular Range, Vail Lake area, benches along Kolb Creek, west of Dripping Springs, N and south of Hwy 79. 488 Comment
  CAS-BOT-BC123780  Gilia hallii Harvey Monroe Hall 1899-5-1 s.n. Riverside El Toro Mt. Comment
  RSA783529  Gilia latiflora J. D. Olmsted 1958-6-15 175 Riverside Idyllwild School of Music and Arts, south of Idyllwild. In dry grassland near Strawberry Creek. 1524 Comment
  UC68760  Gilia latifolia H. M. Hall Apr., 1905 5850 Riverside Dos Palmas , Dos Palmas (Colorado Desert) 30 Comment
  UCR20773  Gilia latifolia A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1325 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR277164  Gilia maculata Robert J. Steers, Chris E. True 2008-3-25 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Snow Creek Canyon, NE of Snow Creek Village, < 50 m east of Snow Creek Rd. 370 Comment
  CAS-BOT-BC407619  Gilia ochroleuca subsp. exilis Herbert L. Mason 1926-4-30 3112 Riverside Temecula Canyon, 1 mile S of Temecula Comment
  RSA0016241  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4523 -a Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA0017088  Gilia ochroleuca subsp. exilis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4016 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA0017284  Gilia ochroleuca subsp. exilis Naomi Fraga, Duncan S. Bell 2009-5-6 2705 Riverside Arroyo seco SE of Dripping Springs Campground and Fire Station. 488 Comment
  UC1595628  Gilia ochroleuca subsp. exilis Steve Boyd and Dave Bramlet 1991-5-13 6254 Riverside ese Winchester (n side of Domenigoni-Diamond Valleys, ridge top of s-end Warren Rd.); Domenigoni Hills, n side Domenigoni-Diamond Valleys 548 Comment
  UC1931140  Gilia ochroleuca subsp. exilis Scott D. White, Justin Wood 2008-6-18 12238 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of highway 79. (Idyllwild) Comment
  UCR256909  Gilia ochroleuca subsp. exilis Naomi Fraga, Duncan S. Bell 2009-5-6 2705 Riverside Arroyo Seco SE of Dripping Springs Campground and Fire Station 518 Comment
  RSA0017287  Gilia ochroleuca subsp. exilis N. C. Cooper 1945-5-24 1635 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UCR169308  Gilia splendens T. B. Salvato, John F. Green 2004-5-27 591 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
  RSA23227  Gilia stellata Ernest Braunton 1940-4-3 2018 Riverside Berdoo Canyon, 10 mi. E. of Indio. 304 Comment
  UC667282  Gilia stellata Annie M. Alexander and Louise Kellogg 1941-4-27 2092 Riverside Joshua Tree National Monument Joshua Tree National Monument (Riverside and San Bernardino Counties) 1310 Comment
  POM99004  Gilia stellata E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains, 30 miles east of Mecca 610 Comment
  UCD85133  Glyceria elata F. M. Reed 1908-7-13 2479 Riverside San Jacinto Mt., stream in meadow N side of Tahquitz Valley. 2438 Comment
  RSA627456  Glyceria striata Scott D. White 1998-7-31 6954 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  POM12085  Glycyrrhiza lepidota Mary F. Spencer 1734 Riverside Canyon near San Jacinto Comment
  POM1630  Glycyrrhiza lepidota Crawford, Johnston 1917-6-9 1228 Riverside Santa Ana River Comment
  RSA653260  Glycyrrhiza lepidota Mitch Provance 2000-8-5 2181 Riverside East side of N Main St, ca. 100 yards before the Riverside Ave/ Main St bridge crossing the Santa Ana River. 259 Comment
  RSA519248  Gnaphalium californicum Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. All of sec. 33, W/2 sec. 34, NW/4 sec. 3 [T6S] and a small portion of eastern sec 35. 488 Comment
  SEINET10618257  Gnaphalium californicum Nye Leith, Greg Gust 2005-3-11 Nye 62 Riverside Lake Elsinore. Intersection of Malaga and Mission Trail Rd. 398 Comment
  UCR146470  Gnaphalium californicum Orlando Mistretta 1992-6-10 518 Riverside Peninsular Ranges; Santa Ana Mtns region, Cleveland National Forest: Along old road coming off 3504 west of Sierra Peak. Head of road. Comment
  UCR202422  Gnaphalium californicum Yvonne Thompson, G. Nuhn 1998-9-3 s.n. Riverside San Gorgonio Pass, Banning, site of proposed development called 'Sunset Crossing' at NW corner of Sunset and Westward Aves., between Sunset and Highland Home Rd., N of Westward 756 Comment
  UCR113868  Gnaphalium canescens Mitch Provance 1999-1-1 1040 Riverside City of Riverside, Granitic knoll c. 0.1 miles SW of Victoria Hill (pk 1005), west of the corner of Ivy St. and Victoria Ave. 311 Comment
  UCR135981  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27903 Riverside Peninsular Range, Alberhill Mountain, around dried pool in bottom of a large clay pit 445 Comment
  UCR12694  Gnaphalium luteoalbum T. W. Fisher 1972-7-31 s.n. Riverside Peninsular Range, Eagle Valley, 1 mi west of Lake Matthews 457 Comment
  UCR147705  Gnaphalium luteoalbum Steve Boyd, Aydee Virgen 2004-4-13 108665 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR174241  Gnaphalium luteoalbum A. C. Sanders, T. B. Salvato 2006-6-2 33078 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CAS-BOT-BC307401  Gnaphalium palustre Philip A. Munz 1941-5-18 16649 Riverside About 15 miles northeast of Temecula Comment
  RSA741588  Gnaphalium palustre Scott D. White, Justin M. Wood 2008-6-17 12169 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UCR90309  Gnaphalium palustre F. M. Reed 1922-5-17 4748 Riverside Sonoran (Colorado) Desert, east of Palm Springs 152 Comment
  UCR20734  Gnaphalium stramineum A. C. Sanders, Steve Boyd 1980-5-2 1404 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  CAS-BOT-BC56205  Grusonia parishii Carl B. Wolf 1932-10-12 4291 Riverside Field redacted by CAS, contact the data manager for more information 914 Comment
  SEINET3071480  Grusonia parishii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17497 Riverside Queen Mountain quadrangle, zone 11 0584612mE 3763271mN NAD83, Queen Valley, 14.5 km SSW of Twenty Nine Palms, 2.2km south of Negro Hill 1354 Comment
  UCR244433  Guillenia lasiophylla Jim Andre 2012-4-16 20928 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  SD48519  Gutierrezia californica E. K. Balls, P. C. Everett 1957-11-4 22744 Riverside Snow Creek, north base San Jacinto Mountains. 700 Comment
  SEINET6075286  Gutierrezia californica Unknown 1996-7-23 4357 Riverside Pinyon Flat Area Comment
  RSA486456  Gutierrezia sarothrae Richard Noyes, L. Arnseth 1988-10-30 760 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  HSC85268  Harpagonella palmeri Steve Boyd 1986-4-22 1767 Riverside Temescal Canyon: E side of Indian Wash, S of I-15. Comment
  HSC85434  Harpagonella palmeri Steve Boyd 1986-4-2 1589 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR217648  Harpagonella palmeri Karyn L. Drennen, Kim Sparks, Ana Hernandez 2010-3-18 03 Riverside Perris-Aguanga Basin, French Valley. 1.25km southeast of the Hogbacks and 0.95km west-southwest of Hwy 79/ Auld Road intersection. South of Warm Springs Creek 416 Comment
  UCR60270  Harpagonella palmeri Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3133 Riverside Peninsular Range, Vail Lake area, 2 mi west of dam, at edge of escarpment east of Pauba Valley 549 Comment
  RSA520079  Hazardia squarrosa var. grindelioides Steve Boyd, David E. Bramlet 1988-10-8 2876 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  SDSU17518  Hedypnois cretica Jerry Jenkins 2001-4-1 2001 -029 Riverside Santa Margarita Ecological Reserve. Edge of avacado grove west of station and just above river. UTM zone 6, 481900E, 3699200N. UTM transfered to GIS. Comment
  RSA0071984  Helianthemum scoparium J. M. Andre 2012-6-15 30521 Riverside San Jacinto Mountains: Along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  CAS-BOT-BC305452  Helianthus annuus F. A. Thackery 1928-5-22 416 Riverside Indio Comment
  POM360037  Helianthus gracilentus Christopher Davidson 1975-6-16 2802 Riverside Ca. 2 miles S of Banning on road R1 to Idyllwild. 823 Comment
  CLARK-A1656-788  Helianthus niveus subsp. canescens Jon Mark Stewart 1982-4-14 Riverside Palm Desert 60 Comment
  UCSB9945  Helianthus nuttallii Philbrick, Ralph 1954-10-24 Riverside Four miles south of Chino Institute 213 Comment
  CLARK-A1528-246  Helianthus tuberosus Oscar F. Clarke 1969-9-28 Riverside Riverside Comment
  CLARK-A1528-336  Heliotropium curassavicum subsp. oculatum Margaret Ferro 1970-5-10 10 Riverside 457 Comment
  RSA736381  Hemizonia kelloggii Scott D. White, Justin M. Wood 2008-5-1 11922 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR94883  Hemizonia kelloggii P. J. MacKay, R. Baxter 1996-10-3 24 Riverside Menifee Valley, NW corner of Hwy 215 and Newport Road. 434 Comment
  POM49852  Hemizonia mohavensis P. A. Munz, Johnston 1924-7-29 8880 Riverside Banning Idyllwild Road. 945 Comment
  UCR100377  Hemizonia paniculata A. C. Sanders, T. Tennant, A. Montalvo & B. Wagner 1997-11-20 21612 Riverside Lake Skinner Reserve area, Diamond Valley, canyon along Rawson Road going into hills toward Crown Valley 518 Comment
  UCR258629  Hemizonia paniculata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-6-2 8061 Riverside Peninsular Range; Perris-Aguanga Basin, rolling hills just north of Franklin Street between Miramar and Channing Way, c. 1 mi northeast of Lake Elsinore 429 Comment
  UCR205989  Hemizonia pungens subsp. laevis Karen Kirtland, Stephanie Pacheco 2009-6-8 s.n. Riverside San Jacinto Valley, Ramona Blvd. near Potter Rd., SE of Sanderson Ave. and south of the Ramona Expressway, c. 0.5 mi. north of San Jacinto Reservoir and c. 2 miles south of Gilman Hot Springs 454 Comment
  UCR90603  Hemizonia pungens subsp. laevis Scott D. White 1995-6-29 3395 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR64140  Hemizonia pungens subsp. pungens Scott D. White 1990-9-5 s.n. Riverside Perris-Aguanga Basin region, Perris Valley, SW corner of Nuevo Rd & Dunlap Road, between Perris & Nuevo. Adjacent to the Perris Valley Storm Drain 433 Comment
  RSA1909  Hesperocallis undulata B. D. Stark 1931-4-27 1090 Riverside 2.0 miles east of Mecca. Alt. below sea level. Comment
  UCR136161  Heteromeles arbutifolia A. C. Sanders 2004-6-20 28211 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  SBBG63118  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1645 Comment
  UCR34904  Heterotheca sessiliflora subsp. echioides L. B. Ziegler 1966-8-9 075 Riverside San Jacinto Mtns., Hemet (Thomas-Garner) Valley 1418 Comment
  CAS-BOT-BC310834  Heterotheca sessiliflora subsp. fastigiata P. A. Munz; E. K. Balls 1952-8-21 17990 Riverside Head of Hemet Valley, San Jacinto Mts. 1493 Comment
  SEINET3167706  Heterotheca sessiliflora var. sanjacintensis J. C. Semple, J. Chimielewski 1987-9-30 8985 Riverside CA-74, 12.7 km S of CA-243, S of Lake Hemet Comment
  UCR118214  Heterotheca subaxillaris Mitch Provance 1999-9-23 1680 B Riverside Riverside, UCR Campus, planter on the NE side of Boyce Hall 335 Comment
  JOTR31979  Hibiscus denudatus La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2215 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  RSA0042858  Hibiscus denudatus Duncan S. Bell, LeRoy Gross 2014-3-20 6270 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  UC862203  Hoffmannseggia I. W. Clokey 1935-4-17 6717 Riverside Shafer Wells Comment
  RSA644302  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Colorado Desert: Chuckwalla Valley, Ford Dry Lake, N of I-10 at Ford Dry Lk. Rd., near site of Hopkins Well 109 Comment
  CAS-BOT-BC206105  Hoffmannseggia microphylla John Thomas Howell 1827-1-28 3292 Riverside Painted Canyon [Canon], Colorado Desert Comment
  CAS-BOT-BC207949  Hoffmannseggia microphylla Carl B. Wolf 1932-4-26 2978 Riverside COLORADO DESERT. 5 MI. E. OF MECCA, ON BLYTHE ROAD 30 Comment
  SD123998  Hoffmannseggia microphylla C. W. Tilforth 1976-7-21 1221 Riverside Colorado Desert, Painted Canyon NE of Mecca Comment
  SBBG95145  Hoita macrostachya M. Hales 1977-11-6 Riverside Oasis de Los Osos, Snow Crk Cyn Comment
  SEINET10598964  Hordeum californicum Philip A. Munz 1937-3-27 Munz 14936 Riverside Damp flat, overflow from Lake Elsinore, Elsinore. 305 Comment
  UCR21125  Hordeum depressum A. C. Sanders, Steve Boyd 1980-5-19 1495 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  RSA0050593  Hordeum intercedens A. C. Sanders, John F. Green 2006-5-18 32378 Riverside French Valley, Briggs Road, stream crossing just south of Los Alamos Road, upstream of Adobe Spring and west of Hwy 79 409 Comment
  SEINET3386506 Image available Hordeum intercedens Mitch Provance 2005-5-17 6554 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 396 Comment
  SEINET271516  Hordeum marinum A. C. Sanders, K. D. Jones; D. Malueg 1996-4-20 18050 Riverside San Jacinto River between Nuevo and Lakeview from 11th to 13th Streets alkaline flats along the east side of the river 433 Comment
  RSA601079  Hordeum marinum subsp. gussoneanum A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18120 Riverside Morongo Indian Reservation, SE edge of Burro Flats., T2S R1E S14, SE.4; 33 deg 59.5'N, 116 deg 51'W 1100 Comment
  RSA0018954  Horkelia clevelandii Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 658 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCR34974  Hulsea heterochroma L. B. Ziegler 1972-6-5 477 Riverside San Jacinto Mtns., Along road above Poppet Flats 1143 Comment
  CAS-BOT-BC312591  Hulsea vestita subsp. callicarpha S. B. Parish; W. F. Parish 1880-7-1 531 Riverside Strawberry Valley, San Jacinto Mt. Comment
  RSA0014934  Hulsea vestita subsp. callicarpha LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6149 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  UC897985  Hulsea vestita subsp. callicarpha Carl B. Wolf 1932-8-5 3970 Riverside Trail from Tahquitz Valley to San Jacinto; San Jacinto Mountains 2895 Comment
  UC897987  Hulsea vestita subsp. callicarpha P. A. Munz 1922-9-7 6405 Riverside above Tamarack Valley; San Jacinto Mountains 3048 Comment
  UCSB26726  Hulsea vestita subsp. callicarpha Wilken, Dieter 1969-6-30 Riverside Riverside County Road R1, near Black Mtn. junction, 8.6 miles north of Idyllwild, San Jacinto Mtns. 1524 Comment
  RSA696758  Hymenoclea salsola J. R. Bruff 1928-4-2 94 Riverside Canyon wash 1 mile west of Morengo. Comment
  UCR166854  Hymenoclea salsola Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  JOTR28946  Hymenoclea salsola var. salsola La Doux, Tasha 2005-3-30 1182 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA496568  Hypochaeris glabra 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
  CSUSB1676  Hyptis emoryi Wayne White 1975-5-10 Riverside Chuckwalla Mountains On Highway I-10 near Red Cloud Rd. Colorado Desert; Chuckwalla Mountains. 771 Comment
  RSA420163  Hyptis emoryi Robert Gustafson 1981-4-7 s.n. Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA83468  Hyptis emoryi F. W. Peirson 1916-04 1079 Riverside Near Palm Springs. Comment
  SD4387  Hyptis emoryi Ruth Randall 1922-4-9 190 Riverside Coachella Valley, Painted Canyon Comment
  SFV21859  Hyptis emoryi J. R. Pucci 2001-4-7 9 Riverside San Jacinto Mountains Chino Canyon. Along abandoned road off north side of Tramway Road, 2 miles west of Highway 111. 425 Comment
  SFV6300  Hyptis emoryi T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 54 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Sandy wash. Comment
  UC1547001  Hyptis emoryi Leila M. Shultz and John S. Shultz 1985-4-18 8340 Riverside northern extension Chuckawalla Mountains; northern extension Chuckawalla Mountains 182 Comment
  UCLA61522  Hyptis emoryi S. Atsatt 1926-4-17 Riverside Palm Springs Comment
  CAS-BOT-BC274060  Imperata brevifolia Louis Wheeler 1933-12-2 2318 Riverside U. S. 99 2 mi. NW Whitewater Station 365 Comment
  UC87310  Isocoma acradenia var. eremophila Frank Stephens 1898-1-1 Riverside Colorado Desert Comment
  RSA702552  Isocoma menziesii var. vernonioides Scott D. White, B. Leatherman 2004-10-7 10772 Riverside Perris Basin: City of Perris. Immediately east of the I-215 Freeway, at Watson Road. 434 Comment
  UCD133437  Isocoma menziesii var. vernonioides K. Esau 1935-6-21 s.n. Riverside Road to Beaumont. Comment
  UCR151125  Isocoma menziesii var. vernonioides Scott D. White 1998-10-9 7168 Riverside Peninsular Ranges/Santa Ana Mtns, Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction, and proposed for same 366 Comment
  UCR113634  Isoetes howellii June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  LA85176  Isomeris arborea O. H. Kappler; 1941-3-15 127 Riverside Morongo Pass Area, Desert City Comment
  CLARK-A1528-2394  Isomeris arborea var. angustata John C. Roos 1967-3-25 Riverside Whitewater Canyon 457 Comment
  UCR241786  Iva axillaris A. C. Sanders, Timothy W. Chumley 2013-4-1 40724 Riverside Peninsular Range; Elsinore Valley, Hwy 74 at Collier, large vacant parcel at SE corner of intersection, NE edge of Lake Elsinore, between Riverside Dr. (Hwy 74) and Enterprise Way 385 Comment
  UC12386 Image available Ivesia callida H. M. Hall 1901-8-1 2611 Riverside near Tauquitz; San Jacinto Mts.; near Tauquitz, San Jacinto Mts. Comment
  POM47847  Jepsonia parryi H. Baer 1923-11-5 s.n. Riverside Rice Canyon, Elsinore. Comment
  CAS-BOT-BC140653  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37143 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside 345 Comment
  UCR20982  Juncus acutus subsp. leopoldii A. C. Sanders, J. Zabriskie, S. D. Boyd 1980-4-17 1337 Riverside Sonoran (western Colorado) Desert, Coachella Valley at the foot of the Indio Hills near Thousand Palms Oasis, Willis Palms grove 152 Comment
  UCR237513  Juncus acutus subsp. leopoldii Amber Swanson, Duncan S. Bell 2011-3-11 214 Riverside Mojave Desert, Coachella Valley Preserve, Willis Trail, Willis Palm Oasis near spring off Thousand Palms Road 104 Comment
  UCR109646  Juncus balticus T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  HSC87024  Juncus balticus subsp. ater L. F. LaPre 1988-6-3 Riverside Indian Trails project site, Indian Truck Trail exit on W side of Hwy. 15 in Temescal Canyon, 1/4 mi. from the freeway Comment
  RSA785184  Juncus bufonius D. E. Bramlet 1992-4-29 2256 Riverside San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  UCR127145  Juncus bufonius var. congestus A. C. Sanders, Guy Bruyea 2003-6-12 26887 Riverside Perris-Aguanga Basin Region, Winchester, SW edge of town between Simpson Ave. and Olive Ave., c. 1 km west of Hwy 79/Winchester Rd. 445 Comment
  UC1099771  Juncus bufonius var. occidentalis Frank W. Peirson 1922-4-29 2928 Riverside s side Lake Elsinore Comment
  JEPS74129  Juncus effusus subsp. austrocalifornicus Carl V. Meyer 1928-7-30 582 Riverside San Jacinto Mts., Saunder's Meadows Comment
  UC489047  Juncus effusus subsp. austrocalifornicus C. V. Meyer 1928-7-30 582 Riverside Saunders Meadow San Jacinto Mts. 1676 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
  RSA191406  Juncus rugulosus E. W. Lathrop, Robert F. Thorne 1967-9-26 6618 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  UCR60607  Juncus sphaerocarpus Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3647 Riverside Butterfield Valley, Vail Lake area, Temecula Creek, SE of the lake, just north of Hwy 79 488 Comment
  UCSB45480  Juncus tiehmii Ertter, Barbara; Strachan, Jeffrey 1979-6-26 Riverside Kenworthy Forest Station on Hwy 74 in Garner Valley; San Jacinto Mts; T6N R3E Sec 25/36 adjacent to type collection Comment
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Mar 25 2011
  RSA368387  Juncus xiphioides N. R. Zabriskie 1978-10-20 852 Riverside Andreas Canyon, east slope San Jacinto Mountains. 305 Comment
  JEPS48326  Juniperus californica W. L. Jepson and W. C. Mathews 1914-5-18 6036 Riverside w of Pinyon Well Comment
  RSA450180  Juniperus californica A. R. Roos 1934-1-22 s.n. Riverside Morongo Canyon. Comment
  SEINET10531618  Juniperus californica David B. Dunn 1939-10-22 Dunn UMO 46556 Riverside Native tree in the San Jacinto Mts. of southern Calif., along the Palms to Pines Hwy. in Pinyon-Juniper woodland. 1829 Comment
  SEINET11068874  Juniperus osteosperma I. W. Clokey 1935-1 6507 Riverside Cottonwood Springs. 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
  CAS-BOT-BC234590  Justicia californica W. R. Dudley 1903-12-25 s.n. Riverside Tahquitz Canon [Canyon] Comment
  HSC99794  Justicia californica J. J. Wagoner 1965-4-13 33 Riverside E slope of San Jacinto along Palms to Pines Hwy., 2 mi. W of Palm Desert. 76 Comment
  POM254740  Justicia californica P. A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  SEINET10437453 Image available Justicia californica Richard Walker 1967-4-30 59 Riverside Palm Desert on south side of Carriage Road ca 2 miles east of state highway 74 (Pines to Palms Highway) Comment
  SEINET182381  Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  UC1321347  Justicia californica R. F. Hoover 1966-10-15 10163 Riverside Dead Indian Canyon Comment
  UCR3333  Justicia californica Warren Mouw 1964-3-24 640324- 25 Riverside Sonoran (Colorado) Desert, road through Joshua Tree National Monument, between Twentynine Palms and Hwy 60, 3 miles from park exit [south end, near Cottonwood Springs] 856 Comment
  JEPS95221  Kallstroemia californica Robert E. Preston 1997-10-2 1051 Riverside Palo Verde Mesa, at NE base of Mule Mountains 35 Comment
  UC1792808  Kallstroemia californica B. G. Pitzer with G. R. Ballmer 2000-10-14 4218 Riverside Sonoran (Colorado) Desert: south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, ca. 22 miles west of Blythe 114 Comment
  UCD77786  Kallstroemia californica Robert E. Preston 1997-10-2 1051 Riverside Palo Verde Mesa, at ne base of Mule Mountains. 114 Comment
  RSA793613  Kallstroemia parviflora Duncan S. Bell, Aaron C. Sedgwick 2012-9-13 4200 Riverside Hayfields Lake; eastern section of dry lake, approximately 3.75 air miles southeast of Hayfields pumping plant. 420 Comment
  SEINET3079796 Image available Keckiella antirrhinoides Cindy Huebner 1988-4-17 8 -9 Riverside S of Riverside at Harford Springs County Park; Gavilan Road; 1 mi. E of Cajalco Road 732 Comment
  UCR183016  Keckiella antirrhinoides Mitch Provance 2003-5-5 4428 B Riverside San Berardino Valley, Norco, SW slopes of the La Sierra Hills, +- 0.9 mi. WNW of Mt. Grape (peak 1064) 244 Comment
  UCSB7012  Keckiella antirrhinoides Lloyd, Robert 1959-4-17 Riverside Mt. Range Santa Ana; 3 miles south of West Corona; on the Oak Flat Fire Road 335 Comment
  CAS-BOT-BC236709  Keckiella antirrhinoides subsp. antirrhinoides H. M. Hall 1901-6-1 2016 Riverside Canyon of the San Jacinto River, San Jacinto Mountains 762 Comment
  UCR123861  Keckiella antirrhinoides subsp. microphylla Steven R. Hill 2001-5-3 33676 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  LA209286  Keckiella antirrhinoides var. antirrhinoides J. Sauer; R. Minnich 1977-4-7 5960 Riverside N Fork of San Jacinto Canyon near Hemet 609 Comment
  RSA0019435  Keckiella ternata Duncan S. Bell, Joy D. England 2010-6-7 1267 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 780 Comment
  UCR35301  Koeleria macrantha L. B. Ziegler 1968-5-21 294 Riverside San Jacinto Mtns., Hemet Valley (=Garner Valley) 1418 Comment
  HSC24853  Krameria bicolor James Henrickson 1971-4-2 5478 Riverside Near Hidden Oasis, 13 mi. E of Palm Springs, above sandy arroyo 183 Comment
  JOTR36083  Krameria erecta La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3311 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  RSA161283  Krameria grayi Peter H. Raven 1958-5-18 12993 Riverside 4.9 miles NE of Pinyon Flats, San Jacinto Mtns. Comment
  RSA408605  Krameria grayi Geo. Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  RSA786956  Lactuca serriola R. F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49541 Riverside Santa Ana Mountains: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso Comment
  RSA0105853  Lactuca serriola Alan Romspert 2000-7-28 s.n. Riverside Santa Ana Riverbed between Riverside Ave & Market St. Bridge. Comment
  RSA524610  Lamarckia aurea Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3933 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  RSA179516  Lamarckia aurea E. W. Lathrop 1964-5-10 5364 Riverside 10 miles west of Murrieta. 610 Comment
  RSA621500  Lamium amplexicaule D. L. Banks 1997-11-15 2201 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  UCR29820  Langloisia setosissima George K. Helmkamp 1983-3-24 383- 11 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  RSA0106755  Langloisia setosissima subsp. punctata Duncan S. Bell, Amanda Turek 2009-3-29 146 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  CSUSB316  Larrea tridentata Frank Aubrey 1959-2-3 Riverside On gas pipe road, 1.8 miles east of junction with U.S. Highway 60, 8.2 miles east of Desert Center. Comment
  RSA390011  Larrea tridentata N. R. Zabriskie 1969-4-1 174 Riverside Andreas Canyon, near Palm Spring. 366 Comment
  RSA761098  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-3-30 105 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  SD229308  Larrea tridentata Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 883 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UCD107212  Larrea tridentata R. N. Raynor 1933-3-31 s.n. Riverside Colorado Desert, east of Palm Springs. Comment
  UCR238484  Larrea tridentata Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-22 161 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley. N of I-10. Wiley Well Rd exit on 4x4 rd towards McCoy Peak 213 Comment
  CLARK-A1045-238  Lasthenia chrysostoma George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  JEPS15067  Lasthenia coronaria H. M. Hall 1903-3-28 3714 Riverside vicinity of Riverside 426 Comment
  CAS-BOT-BC328104  Lasthenia glabrata subsp. coulteri D. Bramlet 1995-5-5 2407 Riverside 7.5 km W of Lakeview and some 90 m SE of the intersection of the Ramona Expressway and Martin Road (Road to Lakeview Hot Springs). 435 Comment
  RSA601924  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1997-3-13 2490 Riverside Nichols Road Wetlands: The site is located approximatley 355m southeast of Nichols Road, 91m west of Collier Ave. and 305 m. west of I-15. The locality is west of the existing dirt road extending south from Nichols rd. and adjacent to Alberhill Creek. 116 Comment
  RSA586869  Lasthenia gracilis D. L. Banks, S. D. Boyd 1995-5-3 0288 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. 512 Comment
  UCR239830  Lasthenia gracilis O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; hills above UCR Botanical Garden 436 Comment
  SD143907  Lathyrus vestitus Scott D. White 1994-4-23 Riverside Millard canyon, ca. 8 airmiles north of Cabazon, USFS Road 2S05.2, ca. 0.3 miles south of junction 2S05.2 & 2S05B, ca. 1.7 miles south of deer Spring & 1 mile SW of Bear Wallow Spring; USGS San Gorgonio Mountain 7.5' quad. 1310 Comment
  UCR166151  Lathyrus vestitus T. B. Salvato, John F. Green 2004-5-27 569 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  RSA33899  Lathyrus vestitus subsp. laetiflorus N. C. Cooper 1945-5-24 1637 Riverside Big Oaks Canyon, Banning. 1219 Comment
  SD125949  Lathyrus vestitus var. alefeldii B. Pitzer, E. Misquez 1988-2-28 616 Riverside Walker Basin, SW of Murrieta, Avenida del Oro, 2 miles south of Rancho California Road, hilly area north of road 427 Comment
  RSA0014946  Lathyrus vestitus var. vestitus LeRoy Gross, Evan Meyer 2013-5-21 6113 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UC219227  Lathyrus vestitus var. vestitus P. A. Munz 1922-4-28 5050 Riverside Leach Canyon Santa Ana Mts. 609 Comment
  UC30626  Layia glandulosa H. M. Hall 1899-5-1 1162 Riverside Coyote Canyon San Jacinto Mountains, El Toro Mt., Coyote Canyon Comment
  UCR243517  Layia glandulosa Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21092 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, upper watershed on east ridge, 1.1 mi south of radio tower, c. 6 mi. south of town center of Yucca Valley 1207 Comment
  UCR84784  Layia glandulosa Scott D. White, S. Ogg 1994-4-21 1977 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  VVC1155  Layia glandulosa A. C. Sanders 1994-5-29 14573 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  CAS-BOT-BC379626  Layia platyglossa Carl B. Wolf 1935-4-7 6307 Riverside Gavilan Hills Region. 2 mi. SW of Perris, Rancho Santa Ana Botanic Garden 426 Comment
  RSA650942  Layia platyglossa Anne Greenberg 1981-4-11 51 Riverside Cajalco Road, El Cerrito East towards Lake Mathews. Comment
Read comments
Jun 15 2013
  POM184246  Layia platyglossa subsp. campestris P. A. Munz 1932-3-24 12022 Riverside North of Elsinore. 305 Comment
  POM361707  Layia platyglossa subsp. campestris M. V. Hood 1945-3-25 s.n Riverside Aguanga 610 Comment
  UCR89886  Lemna A. C. Sanders 1992-6-3 12343 Riverside Moreno Valley: March Air Force Base, west of I-215, undeveloped areas north of Van Buren Ave. 518 Comment
  UC856592  Lepidium fremontii I. W. Clokey 1935-4-17 6651 Riverside Cottonwood Springs Comment
  UCR200259  Lepidium fremontii var. fremontii J. M. Porter, Orlando Mistretta 2003-6-5 13608 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  SEINET3522865 Image available Lepidium lasiocarpum B. Pitzer 1998-1-24 3391 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
  UCR25952  Lepidium lasiocarpum John C. Roos 1947-2-15 3237 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  UC1929339  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  UCR251304  Lepidium nitidum T. B. Salvato, Matthew Malle 2014-4-8 7829 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills, above an old horse track, c. 0.2 mi north of the junction of Temescal Canyon Road and Concordia Ranch Road 377 Comment
  SDSU18382  Lepidium nitidum var. nitidum C. Matt Guilliams 2008-2-21 459 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 418 Comment
  SD155482  Lepidium pinnatifidum Craig Reiser 2001-4-27 Riverside E side of Mystic Lake, ca. 200 yards from Gilman Hot Springs Road, near San Jacinto. Comment
  UCR92690  Lepidium pinnatifidum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18054 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  UCR133111  Lepidium virginicum 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
  POM10276  Lepidium virginicum var. robinsonii Charlotte M. Wilder 1904-3-20 s.n. Riverside Wilder s Canyon Comment
  UCR121177  Lepidium virginicum var. robinsonii D. E. Bramlet 1990-4-26 1977 Riverside E side of Rawson Canyon, 2,500 ft. (~0.47 mi.) SW of knoll '2267" 610 Comment
  UCR266365  Lepidium virginicum var. robinsonii D. E. Bramlet 2005-5-4 3844 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet, railroad tracks west of California Ave. 456 Comment
  UCR19393  Lepidospartum squamatum C. S. Papp 1962-12-9 234 Riverside 2 mi southeast of Riverside [Sycamore Canyon] Comment
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Jul 19 2012
  RSA450059  Leptochloa panicea subsp. mucronata J. C. Roos 1965-9-5 s.n. Riverside Blythe. Comment
  CLARK-A1656-842  Leptochloa uninervia Jon Mark Stewart 1983-11-6 Riverside Palm Desert 60 Comment
  UCR2516  Leptochloa uninervia F. M. Reed 1933-11-10 8312 Riverside Corona 305 Comment
  UC23617  Leptodactylon pungens H. M. Hall June, 1901 2130 Riverside Santa Rosa Mountain San Jacinto Mountains, Santa Rosa Mountain (dry hillsides of Coyote Canyon) 1524 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
  UCSB42112  Leptosiphon pygmaeus subsp. continentalis Roos, John 1950-4-22 Riverside In the hills N.E. of the summit of Reche Canyon 822 Comment
  RSA162715  Lesquerella tenella J. D. Olmsted 1958-3-29 74 Riverside jct of Cottonwood Pass Road and Cottonwood Spring Road, 8 miles N of Joshua Tree National Monument Southern entrance with interior drainage to the Pinto Basin. 991 Comment
  CAS-BOT-BC339364  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-2 2929 Riverside Top of control on road to Hemet, Mt. San Jacinto Comment
  SJSU13596  Lessingia glandulifera var. glandulifera C. W. Sharsmith 1945-8-28 5433 Riverside Indian Cr, Mt San Jacinto 1828 Comment
  UC1287413  Lessingia glandulifera var. glandulifera Willard Spence 1960-8-24 583 Riverside 4.7 mi e of Anza; Road to Santa Rosa Summit 1371 Comment
  RSA357754  Lilaea scilloides Robert F. Thorne 1973-5-23 43841 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  CAS-BOT-BC130875  Lilium parryi Mary F. Spencer 1919-7-3 1235 Riverside San Jacinto Mt. 1676 Comment
  UCR193127  Limnanthes gracilis subsp. parishii A. C. Sanders, Tim Thomas 2008-6-20 35537 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  UCR80728  Limonium sinuatum Steve Boyd 1989-4-14 3249 Riverside Peninsular Range, W side Hwy 15, 0.5 mi. south of Rainbow Exit, south of Temecula 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
  RSA543614  Linanthus androsaceus subsp. luteolus Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6149 Riverside S side of Elsinore Peak. Comment
  RSA543152  Linanthus bigelovii Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6021 Riverside Vail Lake region, alluvial benches along Kolb Creek, S of Hwy 79 at Jtn w/ Woodchuck Rd. 494 Comment
  SD231403  Linanthus bigelovii J. Mark Porter, Sarah DeGroot 2005-3-9 14258 Riverside Along Whitewater Canyon Road, about 3 miles north of the intersection with the frontage road of I 10, west of the road on a steep, rocky slope, west of the river. 575 Comment
  UC23484  Linanthus dianthiflorus A. J. McClatchie 1892-4-26 35 Riverside near Elsinore Comment
  UCR120893  Linanthus dianthiflorus Steve Boyd 1986-4-22 1779 Riverside Gavilan Hills, Plateau remnant of ridge east of Estelle Mountain, south of Dawson Canyon. 671 Comment
  JOTR35056  Linanthus jonesii La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3508 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
  SBBG87714  Linanthus jonesii D. Charlton 1988-2-18 1175 Riverside S side of Cottonwood Wash, 5 mi E of jct Dillon Rd and Fargo Cyn Rd 762 Comment
  UC1532825  Linanthus liniflorus Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47303 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR19163  Linanthus liniflorus John C. Roos 1960-5-30 s.n. Riverside Peninsular Range/Santa Ana Mtns., ridge east of Sugarloaf [=Pleasants Peak] 1067 Comment
  UC52468  Linanthus parviflorus H. M. Hall 1898-4-14 Riverside Elsinore Mts. 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
  RSA586846  Linaria canadensis D. L. Banks, Steve D. Boyd 1995-5-3 265 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
  RSA705852  Linaria canadensis Steve D. Boyd, Darin Banks 1994-4-5 8260 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero. 762 Comment
  RSA321310  Linaria maroccana L. B. Ziegler 1975-4-1 538 Riverside San Jacinto Valley. 473 Comment
  RSA5026  Lithophragma affine subsp. mixtum Dorothy R. Wolf 1932-3-20 26 Riverside Richman Ranch 2.5 mi N of De Luz. SW Riverside County 457 Comment
  RSA512130  Lobularia maritima Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  RSA596528  Lobularia maritima D. L. Banks 1996-7-16 1131 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). 426 Comment
  UCR116784  Loeflingia squarrosa A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24164 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
  RSA67046  Loeseliastrum schottii Verne Grant, Alva Grant 1951-4-7 15989 Riverside Below Morongo Valley on road to White Water 732 Comment
  UC23704  Loeseliastrum schottii W. G. Wright 1889-1 1767 Riverside Colorado Desert Comment
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Aug 28 2012
  RSA557801  Lolium perenne subsp. multiflorum Steve Boyd, Timothy S. Ross 1992-5-4 7173 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA180447  Lomatium lucidum E. W. Lathrop 1965-5-18 5755 Riverside 8 miles W of Murrieta; hills around 300 ft high 609 Comment
  RSA557890  Lomatium lucidum Steve Boyd, Orlando Mistretta 1992-4-22 7004 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  RSA594770  Lomatium lucidum D. L. Banks, Dylan Hannon 1996-5-3 991 Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground, approximately 300 m E of the Dripping Springs Guard Station. 487 Comment
  UC874770  Lomatium mohavense Lee Haines 1937-4-11 Riverside Keys View Little San Bernardino Mountains Comment
  CLARK-A1528-1447  Lomatium utriculatum John C. Roos 1952-2-29 5365 Riverside Reche Canyon 426 Comment
  RSA85578  Lomatium vaginatum J. C. Roos 1952-4-2 5455 Riverside At Edgemont near Box Springs. 488 Comment
  RSA628481  Lonicera interrupta A. C. Sanders 1994-5-30 14585 Riverside NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  UCR104803  Lonicera interrupta A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20678 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  CAS-BOT-BC234805  Lonicera subspicata Victor Duran 1933-7-2 3496 Riverside Vandeventer Flat, Santa Rosa Mts. 1524 Comment
  SDSU13328  Lonicera subspicata var. denudata Ryan Jacobson, Jeremy Mass 2000-4-19 11 Riverside On banks of Stone Creek, Santa Margarita Ecological Reserve, along jeep trail going from south-side facility to north-side facility. About 1.5 miles from south-side facility. 183 Comment
  SDSU2935  Lonicera subspicata var. denudata Garrison 1962-7-16 Riverside 3 miles south of Temecula. Highway 395. Cismontane. 335 Comment
  UC219569  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside Hemet Valley to Vandeventer; San Jacinto Mts. 1432 Comment
  UCR59530  Lonicera subspicata var. johnstonii Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3616 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  RSA567202  Lotus argophyllus var. argophyllus Walter Wisura, W. Steinmetz 1993-5-29 4918 Riverside PCT S of Hwy 74, near Table Mountain road Comment
  UC864765  Lotus argophyllus var. argophyllus C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-4-15 4638 Riverside Perris-Gavilan Peak 600 Comment
  UCR263726  Lotus crassifolius Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4982 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  SEINET957355  Lotus eriosolen Walter Graves 2001-1 10801 -3 Riverside Riverside: grown at U. C. R. in agricultural Operations Fields/ 305 Comment
  UCR90368  Lotus hamatus Scott D. White 1995-6-30 3429 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SEINET6655090  Lotus heermannii A. C. Sanders, Tim Thomas; T. B. Salvato 2008-6-24 35574 Riverside Peninsular Range; San Jacinto Mtns. May Valley ca. 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.; 0 1585 Comment
  UC15609  Lotus heermannii Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Valley Comment
  RSA620645  Lotus humistratus A. C. Sanders, G. K. Helmkamp 1997-3-15 20001 Riverside Lake Skinner, SE foot of Bachelor Mtn., just north of the lake. 500 Comment
  POM12087  Lotus oblongifolius Mary F. Spencer 1921-6-15 1736 Riverside Idyllwild. 1616 Comment
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Jun 17 2012
  JEPS55729  Lotus oblongifolius var. oblongifolius W. L. Jepson 1903-8-6 2258 a Riverside Strawberry Valley San Jacinto Mt. 1676 Comment
  UCR92078  Lotus purshianus Scott D. White 1995-8-23 3587 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  SEINET3224409  Lotus purshianus var. purshianus G. Goodwin 2012-6-15 3463 Riverside 6 miles south of Banning at the junction of highway 243 and the road to Mt. Edna 1070 Comment
  UC219551  Lotus purshianus var. purshianus P. A. Munz 1922-7-4 5968 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  JEPS29294  Lotus rigidus Rimo Bacigalupi, and L. Heckard, P. C. Hutchison 1962-3-23 8365 Riverside 1.5 mi above and s Seven Level Hill (and above Deep Canyon, at base of Black Hill, along State Highway 74, 10.3 mi above and s of beginning of Highway 74 at Palm Desert); Palm Desert, Black Hill 883 Comment
  POM259687  Lotus rigidus P. A. Munz 1940-3-23 15717 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  RSA498786  Lotus rigidus F. W. Peirson 1920-2-16 s.n. Riverside Murray Canyon, Palm Springs region. 274 Comment
  SFV21861  Lotus rigidus J. R. Pucci 2001-4-13 18 Riverside Santa Rosa Mountains Highway 74 near Pinyon Flat Campground. 1220 Comment
  RSA543945  Lotus salsuginosus Steve Boyd, Orlando Mistretta, Bob Boyd 1991-5-9 6177 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  UCR166171  Lotus scoparius subsp. brevialatus 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
  UC1929589  Lotus scoparius var. brevialatus Steve Boyd 2007-4-20 11725 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t 549 Comment
  UC217920  Lotus scoparius var. brevialatus P. A. Munz, D. Keck 1922-4-14 4998 Riverside e of Whitewater Ranch; Colorado Desert 243 Comment
  OBI79201  Lotus strigosus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37858 Riverside Peninsular Range: southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St. (Alberhill 7.5' Q) S-facing canyon slopes above stream; decomposed granite with coastal sage scrub cover 482 Comment
  UC56584  Lotus strigosus H. M. Hall May 1901 1907 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  RSA517817  Lotus tomentellus Steve Boyd, Orlando Mistretta 1986-3-13 1434 Riverside Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges). 244 Comment
  UCR72165  Lotus tomentellus Theo Glenn 1991-5-15 91- 44 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  UC865543  Lupinus I. W. Clokey and B. C. Templeton 1930-4-9 4727 Riverside Moreno Grade Comment
  UCR178966  Lupinus Mitch Provance, Tracy Tennant 1998-6-16 MOR- 399 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  RSA413641  Lupinus andersonii N. C. Cooper 1944-6-16 1419 Riverside San Jacinto Mtns. Pine Cove. 1524 Comment
  POM349952  Lupinus arizonicus N. C. Cooper 1944-3-25 2016 Riverside Morongo Pass. 457 Comment
  RSA692204  Lupinus arizonicus Scott D. White, Michael Honer 2003-5-14 9285 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  SBBG51129  Lupinus arizonicus N. R. Zabriskie, W. Zabriskie 1973-3-20 591 Riverside Coyote Cyn, tributary to Deep Cyn 365 Comment
  UC1129709  Lupinus arizonicus H. S. Yates 1937-3-23 6420 Riverside 5 mi nw Edom; Thermal Quad., nw of Edom Comment
  UCR18666  Lupinus arizonicus Colin Wainwright 1977-3-28 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Spring area, Little Chuckwalla Mtns 610 Comment
  RSA741102  Lupinus bicolor Scott D. White, Justin M. Wood 2008-6-5 12083 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  UCD107297  Lupinus bicolor C. V. Meyer 1929-6-18 767 Riverside Hemet Valley, San Jacinto Mts. 1341 Comment
  RSA613464  Lupinus bicolor subsp. microphyllus D. L. Banks, Victor W. Steinmann 1997-3-13 1457 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  GMDRC6567  Lupinus concinnus J. M. Andre 2012-6-15 30523 Riverside San Jacinto Mountains: along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest 1309 Comment
  RSA0013625  Lupinus concinnus LeRoy Gross, Duncan S. Bell 2013-4-30 6032 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek., Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  RSA770841  Lupinus concinnus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4945 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
  UC15828  Lupinus concinnus Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  UC15833  Lupinus concinnus Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  RSA407147  Lupinus concinnus subsp. optatus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA407150  Lupinus concinnus subsp. orcuttii Christopher Davidson, B. Gustafson 1977-4-7 5585 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  JOTR34171  Lupinus excubitus var. excubitus Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 128 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  UC729971  Lupinus excubitus var. hallii Carl B. Wolf 1932-5-25 3687 Riverside n Banning (Gilman Ranch in the foothills, in small canyon); foothills n of Banning 853 Comment
  RSA613661  Lupinus hirsutissimus D. L. Banks, Victor W. Steinmann 1997-3-13 1459 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
  SD137767  Lupinus hirsutissimus Darin L. Banks 1995-4-11 175 Riverside Agua Tibia Mountains Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the Dripping Springs Trail 950 Comment
  UCR104926  Lupinus hirsutissimus A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20654 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR43284  Lupinus hirsutissimus B. A. Carlson 1986-4-10 s.n. Riverside Upper Coachella Valley, floodplain of the Whitewater River at field of wind turbines among settling ponds west of Indian Avenue near Hugo Siding on S.P.R.R. 244 Comment
  RSA87183  Lupinus hyacinthinus Joseph A. Ewan 1930-8-31 2145 Riverside Hidden lake, San Jacinto Mts. 2744 Comment
  SEINET10485441  Lupinus hyacinthinus David B. Dunn 1946-8-17 Dunn 2722 Riverside 1/4 mi. W of hidden lake. San jacinto mts. Comment
  RSA559441  Lupinus latifolius subsp. parishii Steve D. Boyd 1992-4-15 6851 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  JEPS65300  Lupinus latifolius var. parishii W. L. Jepson 1903-8-4 2280 Riverside Chalk Hill San Jacinto Mt. (south hillside, San Jacinto Mt.); San Jacinto Mt. Chalk Hill, South hillside 1493 Comment
  UC73187  Lupinus latifolius var. parishii M. F. Gilman 1904-1 44 Riverside Banning Comment
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Mar 13 2011
  LA31764  Lupinus longifolius Mary V. Hood; 1944-4-7 44- 9 k* Riverside Agaunga 587 Comment
  SD137765  Lupinus microcarpus var. densiflorus Darin L. Banks, Steve Boyd 1995-5-17 441 Riverside NW Palomar Mountains, Cleveland National Forest, north of the Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, lower Arroyo Seco, souht of Dripping Springs Campground, west of the Dripping Springs Trail 573 Comment
  JEPS65439  Lupinus shockleyi W. L. Jepson 1927-4-12 11630 Riverside Whitewater 457 Comment
  RSA413489  Lupinus shockleyi Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7810 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  SBBG3700  Lupinus sparsiflorus H. and M. Dearing 1949-4-16 6750 Riverside Cottonwood Spring Rd Comment
  UCR2955  Lupinus sparsiflorus D. L. Flaherty 1963-5-2 150 Riverside Peninsular Range, 1 mi. west of Lakeland Village, NW end of Lake Elsinore, on Hwy 74, in Cleveland National Forest. 396 Comment
  RSA791723  Lupinus truncatus Robert F. Thorne 1995-3-29 63015 Riverside White Water Canyon. 600 Comment
  POM19846  Luzula comosa Mary F. Spencer 1923-6-12 2178 Riverside Idyllwild, San Jacinto Mountains. 1951 Comment
  UC2979  Luzula comosa var. laxa H. M. Hall July, 1901 2460 Riverside San Jacinto Mountains. Tahquitz Valley 2133 Comment
  RSA49383  Lycium andersonii Philip A. Munz 1949-4-11 12999 Riverside Mojave Desert. Joshua Tree National Monument. Eastern end of Monument. 945 Comment
  UCR242302  Lycium andersonii A. C. Sanders, T. B. Salvato 2012-10-12 40428 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  UCR244872  Lycium andersonii Jim Andre 2012-3-19 21393 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  POM184503  Lycium andersonii var. deserticola C. Leo Hitchcock 1932-4-7 12206 Riverside Corn Springs. Comment
  UCR275142  Lycium brevipes David Fraker, Aaron C. Sedgwick 2012-4-5 074 Riverside Sonoran (Colorado) Desert, north of the Salton Sea on Dos Palmas Spring Road, c. 500 ft south of the aqueduct 2 Comment
  SD134366  Lycium brevipes var. brevipes Craig Reiser 1992-3-19 Riverside South side of UC Riverside campus not far from freeway Comment
  JOTR29347  Lycium cooperi La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1424 Riverside Joshua Tree National Park. Long Canyon; Stop 2, in side canyon east of main wash. 837 Comment
  RSA0118002  Lycium fremontii Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7626 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  UCR42411  Lycium fremontii J. M. Stewart 1986-1-27 86 11 Riverside Sonoran (Colorado) Desert, Hidden Spring Canyon, Mecca Hills, at jct of two washes on NW side. Comment
  RSA650056  Lycium pallidum var. oligospermum N. J. Chatterton, C. M. McKell 1966-4-26 s.n. Riverside Gold Valley Ranch. Table Top Mtns. Comment
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Jun 9 2013
  UCR34933  Machaeranthera canescens subsp. ziegleri L. B. Ziegler 1972-9-5 493 Riverside Santa Rosa Mtns, Santa Rosa Mountain 2195 Comment
  UCR34958  Madia elegans subsp. wheeleri L. B. Ziegler 1968-6-12 312 Riverside San Jacinto Mtns, Thomas Mtn 1982 Comment
  RSA642297  Madia exigua D. L. Banks, Mike Kinney 1998-6-8 2203 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 475 Comment
  CSUSB1366  Malacothamnus fasciculatus Rand Ch. Isbell 1970-5-24 13 Riverside Box Springs Canyon Box Springs Canyon, city of Riverside 350 Comment
  UC64038  Malacothamnus fasciculatus var. fasciculatus H. M. Hall 1897-7-29 765 Riverside El Toro Pk.; San Jacinto Mtns.; Santa Rosa Range 2438 Comment
  POM157908  Malacothrix clevelandii P. A. Munz 1927-5-20 10813 Riverside 10 miles south of Hemet Comment
  RSA501062  Malacothrix clevelandii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3179 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UC1979538  Malacothrix clevelandii Darin L. Banks, Peter Morrell 1995-5-4 310 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, N of the Wildhorse Trail, on metasedimentary hills N of Wildhorse Peak. Comment
  UCR116066  Malacothrix clevelandii O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  POM97133  Malacothrix clevelandii P. A. Munz 1925-5-20 9830 Riverside 2 miles W of Dripping Spring. 427 Comment
  CAS-BOT-BC347707  Malacothrix glabrata C. L. Hitchcock 1966-3-21 24329 Riverside Sand dunes about 15 mi. s. of Rice, on dirt road to Blythe Comment
  RSA341991  Malacothrix glabrata R. F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54053 Riverside Along Whitewater River, E of bridge and levee. Comment
  UC68990  Malacothrix glabrata H. M. Hall May, 1905 6028 Riverside near Pinto Mts.; Colorado Desert Comment
  UCR157949  Malacothrix glabrata T. B. Salvato, A. C. Sanders 2005-5-17 924 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
  UCR196012  Malacothrix glabrata R. F. Thorne, M. Z. Thorne 1973-3-30 42695 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
  LA62898  Malosma laurina Harlan Lewis; 1940-7-18 sn Riverside roadside, US 395, 5 mi W of Temecula Comment
  UCR102818  Malva parviflora A. C. Sanders 1997-3-19 20061 Riverside Lake Skinner area, upper Rawson Canyon, west of Black Mountain, along the road from Lake Skinner 549 Comment
  UCR135853  Malvella leprosa A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27897 Riverside Peninsular Range, Temescal Creek in Walker Canyon, at foot of Alberhill Mountain 378 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
  RSA33787  Marah macrocarpa N. C. Cooper 1944-3-24 1026 Riverside Banning. 701 Comment
  SDSU12949  Marah macrocarpa Jutta Buschbom 1991-6-1 31 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
  UCR117075  Marah macrocarpa A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24218 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
  UCR137702  Marah macrocarpa var. macrocarpa D. L. Banks, V. W. Steinmann 1997-3-13 1492 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  POM306698  Marina parryi Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1684 Riverside West of blythe. Comment
  UCR262275  Marrubium vulgare A. C. Sanders 2006-5-13 32289 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA450079  Marsilea vestita J. C. Roos 1965-9-16 s.n. Riverside Lakeview. Comment
  SBBG15944  Marsilea vestita L. L. Kiefer 1963-6-2 531 Riverside San Jacinto River bed, SE of Perris, ca. 0.25 mi N of jct of Case Rd and Murietta Rd 304 Comment
  LA206252  Meconella denticulata W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  UCR149992  Medicago polymorpha Scott D. White, Angelia Carey 2004-4-16 10176 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  UCR241394  Medicago polymorpha T. B. Salvato 2013-3-22 7394 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  UCR40512  Medicago polymorpha Steve Boyd 1985-7-23 1008 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7 mi west of Rancho California. 366 Comment
  CSUSB1096  Medicago sativa Holzmiller 1966-4-26 Riverside roadside of highway 395 304 Comment
  CLARK-A1528-4725  Melica frutescens John C. Roos 1937-4-18 1360 Riverside San Jacinto Mountains Comment
  RSA700093  Melica frutescens Virginia Moran 2003-5-28 s.n. Riverside Wilson Valley Mitigation Bank, managed by the Center for Natural Lands Management. Accessed from Wilson Valley Road. Comment
  UCR181626  Melica imperfecta Mitch Provance 2004-5-1 7605 Riverside Granitic Knolls of Riverside, Riverside, W side of Versity Hill (Coyote Hill), south side of the UCR campus 396 Comment
  POM348170  Melilotus indicus N. C. Cooper 1944-4-22 1136 Riverside Banning. 732 Comment
  UCR114318  Mentha Mitch Provance 1998-3-21 271 B Riverside Jurupa Hills, Sunnyslope, near the Ormand Quarry, at the corner of 30th St. and Sierra Ave. 274 Comment
  RSA575934  Mentha spicata Steve Boyd 1994-10-14 8395 Riverside Southern Santa Ana Mts., 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. 317 Comment
  RSA787206  Mentzelia J. D. Olmsted 1959-4-18 418 Riverside At base of Santa Ana Mts. Drainage area to Santa Ana River. 2 mi N of Elsinore on Hwy 71 on east side of road. 351 Comment
  RSA0073110  Mentzelia affinis Jim Andre 2013-3-27 24806 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 241 Comment
  JOTR00885  Mentzelia albicaulis Sipe, Frank 1958-3-10 268 Riverside Joshua Tree National Park. PINTO BASIN Comment
  RSA0040091  Mentzelia involucrata Duncan S. Bell, Deidre Conocchioli 2014-3-18 6261 Riverside Orocopia Mountains; southern/central section of range; approximately 0.75 air mile northwest of Gucci Spring. 483 Comment
  RSA0043029  Mentzelia involucrata Duncan S. Bell, Loraine Washburn 2014-4-8 6575 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern/central section of range; approximately 2.25 air miles north of Clemens Well and Bradshaw Trail. 495 Comment
  RSA440412  Mentzelia involucrata May N. Ackley 1928-3-10 s.n. Riverside Bridge Haven, Comment
  UCR178537  Mentzelia involucrata R. G. Swinney 1967-5-26 137 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  RSA342562  Mentzelia involucrata var. megalantha Robert F. Thorne, C. W. Tilforth 1980-5-28 54193 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  RSA0126945  Mentzelia longiloba var. longiloba P. A. Munz, R. D. Harwood 1920-4-3 3580 Riverside Ford's Well west of Blythe. 305 Comment
  CAS-BOT-BC435294  Mesembryanthemum nodiflorum A. C. Sanders 2004-5-12 27856 Riverside Elsinore Basin Region: Alberhill Mountain, northwest foot near Lake St. at Alberhill. 378 Comment
  UCR174166  Microseris douglasii subsp. douglasii A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32600 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR266310  Microseris douglasii subsp. platycarpha D. E. Bramlet 1991-4-29 2077 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 6.5 km west of Hemet & c. 0.4 km west of intersection of Florida Ave./Hwy 74 & Warren Road 457 Comment
  UCR144405  Microseris heterocarpa Scott D. White, Michael Honer 2003-4-2 8918 Riverside Peninsular Ranges/Santa Ana Mtns, Temescal Canyon: Alberhill area N of the I-15 Fwy, on and near crest of unnamed mountain, '2349 716 Comment
  UCR281220  Microseris heterocarpa Mitch Provance, Jeremiah George 2017-3-23 317- 41 Riverside Temescal Valley, east side of Campbell Ranch Rd., +- 500 ft. north of Indian Truck Trail 361 Comment
  RSA0018776  Mimetanthe pilosa J. D. Olmsted 1959-6-23 653 Riverside May Valley Truck Trail at first fully crossing SE of S ridge crest, SE of Idyllwild. 1707 Comment
  OBI8385  Mimulus aurantiacus var. pubescens David J. Keil, Malcolm Mcleod 1977-3-26 12024 Riverside 0.7 mi W of jctn with Riverside Co. rd R-3 (to Hemet) along Calif Rte 79 549 Comment
  POM8476  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2296 Riverside Butte west of Lakeview. 610 Comment
  RSA38706  Mimulus aurantiacus var. pubescens Percy C. Everett 1945-6-7 11503 Riverside probably a hybrid with puniceus decomposed granite of steep slope and along roadside. Indian Canyon, Indican Canyon Truck Trail. Comment
  UC886280  Mimulus aurantiacus var. pubescens C. L. Hitchcock 1940-4-12 6044 Riverside 8 mi nw Elsinore 457 Comment
  UCR81103  Mimulus aurantiacus var. pubescens Scott D. White 1993-5-29 1438 Riverside San Bernardino Mtns., Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1067 Comment
  UC1563089  Mimulus aurantiacus var. puniceus Steve Boyd 1986-3-1 1362 Riverside 1/4 mi s Harford Springs County Park; Gavilan Plateau, Gavilan Hills 640 Comment
  UC943863  Mimulus aurantiacus var. puniceus H. E. McMinn 1935-6-23 3939 Riverside s Elsinore Comment
  RSA420956  Mimulus bigelovii var. bigelovii M. B. Dunkle 1933-3-4 3065 Riverside Painted Canyon 91 Comment
  SEINET3079201 Image available Mimulus brevipes Marc Mittleman 1982-5-25 Riverside Gentry Experimental Farm, Los Alamos Road, Murietta, Ca. 366 Comment
  UCR177504  Mimulus brevipes S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  UCR179207  Mimulus brevipes Mitch Provance, Tracy Tennant 1998-6-16 MOR- 383 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon just south of Millard Guard Station 1037 Comment
  UCR20540  Mimulus brevipes W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1835 Comment
  UC27107  Mimulus breweri H. M. Hall July 1901 Riverside vicinity Deer Spring (Accordion Creek); San Jacinto Mountains 2590 Comment
  RSA388422  Mimulus cardinalis Robert F. Thorne, S. D. Boyd, Earl Lathrop 1985-7-18 61190 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC943901  Mimulus clevelandii H. E. McMinn, M. Van Rensselaer 1945-6-7 1898 Riverside head Indian Canyon Truck Trail (crest of mts., boundary of Riverside and Orange counties); Santa Ana Mts. 1235 Comment
  RSA557872  Mimulus floribundus Steve Boyd, Orlando Mistretta 1992-4-23 7058 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  RSA632473  Mimulus floribundus Scott D. White 1998-6-17 6745 Riverside 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. 488 Comment
  RSA0014937  Mimulus fremontii var. fremontii LeRoy Gross, Evan Meyer 2013-5-21 6122 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  LA26052  Mimulus guttatus Harlan Lewis; 1941-7-22 sn Riverside San Jacinto Mountains, Tahquitz Trail 1981 Comment
  UCR201997  Mimulus guttatus Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR214330  Mimulus guttatus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38369 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  UCSC000877  Mimulus guttatus Randall Morgan 1995-3-31 3421 Riverside Hall Canyon, San Jacinto Mts. Comment
  UCR280960  Mimulus pilosus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-2 617- 07 Riverside Temescal Valley, Horsethief Canyon Wash, S. side of I-15, vicinity of De Palma Rd. 378 Comment
  UC1929818  Mirabilis bigelovii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10450 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR50652  Mirabilis bigelovii var. retrorsa B. A. Prigge 1988-2-21 7856 Riverside Sonoran (Colorado) Desert, Orocopia Mtns. 2 mi west of Clemens Well 229 Comment
  RSA0027985  Mirabilis laevis var. crassifolia A. C. Sanders 1997-3-1 19745 Riverside Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  RSA464247  Mirabilis laevis var. crassifolia D. A. Young 1969-3-28 P- 392 Riverside 1/2 Mile NE of interstate 10 on Verbenia Ave. 100 yds S of Chaparral Rd on the SW side of Verbenia Ave. 335 Comment
  RSA464250  Mirabilis laevis var. crassifolia Anstruther Davidson 1927-05 s.n. Riverside Colorado Desert. Comment
  CAS-BOT-BC434814  Mirabilis laevis var. retrorsa Nancy Ryan Zabriskie; Walter Zabriskie 1971-2-15 340 Riverside Southwest-facing slope, North Canyon, Andreas Canyon drainage, E slope San Jacinto Mts. 426 Comment
  SEINET3161593  Mirabilis laevis var. retrorsa N. H. Holmgren, P. K. Holmgren 1974-3-23 7475 Riverside Box Canyon wash, 11.4 (9 airline) miles east-northeast of Mecca 244 Comment
  JEPS61296  Mirabilis laevis var. villosa W. L. Jepson 1901-5-22 1390 Riverside Palm Canyon Comment
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May 15 2012
  SEINET3162335  Mirabilis tenuiloba S. B. Parish 1907-4-18 6072 Riverside western border of the Colorado Desert; Southern California 150 Comment
  POM4440  Mohavea confertiflora H. M. Hall 1905-4-16 5778 Riverside Canyon near Indio Mt. in the Colorado Desert, Lower Sonoran Zone, 150 Comment
  RSA0031616  Mohavea confertiflora Jim Andre 2013-3-27 24812 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA80251  Mohavea confertiflora F. W. Peirson 1928-3-10 7708 Riverside Hidden Spring, northern Colorado Desert. Comment
  RSA778394  Mollugo cerviana Amber Swanson, Linda Jean Foster 2011-10-8 641 Riverside Large wash off Blythe Rice Rd 270 Comment
  UCR123186  Monardella A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24613 Riverside Mojave Desert, Little San Bernardino Mtns, Split Rock, Joshua Tree National Park, north of 'Ruby' VABM 4351 on west side of road 1296 Comment
  POM19173  Monardella macrantha subsp. hallii P. A. Munz 1923-6-14 7088 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
  SEINET10499560 Image available Monardella macrantha var. hallii Harvey M. Hall Hall 1936 Riverside Palomar Comment
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Jul 19 2020
  LA57205  Monardella nana Carl Epling; L. Haines 1937-5-7 sn Riverside Pinon Flats, Pines to Palms Hwy Comment
  UC1499858  Monardella nana Elizabeth McClintock 1940-5-19 5 Riverside 1/4 mi off Pines to Palms Highway on road to Santa Rosa Mt. Comment
  UC1499878  Monardella nana Elizabeth McClintock 1940-10-19 Riverside San Jacinto Mts. Devil's Slide Trail, along upper switchbacks Comment
  RSA750398  Monardella nana subsp. arida Elizabeth McClintock, J. Fenley 1940-5-31 15 Riverside 2 miles east of Ribbonwood Camp, Pines to Palms Highway. Comment
  SEINET4151977 Image available Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 79 Riverside Peninsular Range; Santa Rosa Mtns.; road up Santa Rosa Mountain, 4.5 miles beyond canyon where stream crosses road 2302 Comment
  RSA750286  Monardella nana subsp. tenuiflora Elizabeth McClintock, D. Weiner 1941-7-11 94 Riverside Banning-Idyllwild road. 3/4 mile beyond Stone Creek. Comment
  UCR221476  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 114 Riverside Peninsular Range; San Jacinto Mtns., on slope south of Strawberry Creek, and west of Domengonio [Domenigoni] Flats [vicinity of West Ridge, near Camp Emerson & USC Idyllwild campus] 1646 Comment
  UCR221493  Monardella nana subsp. tenuiflora Elizabeth McClintock, D. Weiner 1941-7-11 97 Riverside Peninsular Range; San Jacinto Mtns., Banning-Idyllwild road, Fuller Mill Creek 1585 Comment
  SEINET10498940  Monardella odoratissima subsp. australis David B. Dunn 1946-8-18 Dunn 2744 Riverside Round meadow dry hillside among lodge pole pines. San jacinto mtns Comment
  RSA0008280  Monardella pringlei Charlotte M. Wilder 1904-6-20 199 Riverside Declez Pass, Jurupa Hills. Comment
  UCR17343  Monolepis nuttalliana O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  POM183980  Monoptilon bellioides P. A. Munz 1932-3-14 11997 Riverside Palm Springs. 91 Comment
  HSC8122  Muhlenbergia microsperma E. C. Jaeger 1922-4-1 787 Riverside Box Canyon, near Mecca. Colorado Desert Region. Comment
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Jul 9 2010
  POM47180  Muhlenbergia microsperma Mary F. Spencer 1920-4-7 1548 Riverside Palm Canyon. Comment
  SEINET255560 Image available Muhlenbergia microsperma Mitch Provance 2004-5-1 7604 Riverside Granitic Knolls of Riverside, W side of Versity Hill (Coyote Hill), S side of the UCR campus 396 Comment
  UCD86819  Muhlenbergia microsperma Alan A. Beetle 1946-4-18 4231 Riverside At DeLuz near Murietta. Comment
  UCR116930  Muilla maritima A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24213 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
  UCR216948  Myosurus minimus Kim Sparks, Ana Hernandez 2010-3-17 05 Riverside Perris-Aguanga Basin, San Jacinto Valley, Salt Creek, ~155m east of Warren Rd 458 Comment
  RSA359887  Myosurus minimus subsp. apus Steve Boyd 1986-4-2 1591 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  OBI1298  Myriopteris parryi Lawrence L. Kiefer 1963-3-24 480 Riverside San Jacinto Mountains, East slope of the mountains, Andreas Canyon. SW of Palm Springs 305 Comment
  RSA0043137  Nama demissa Duncan S. Bell, Amanda Turek 2010-4-10 803 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UCR167391  Nama hispida 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
  RSA0043146  Nama hispida var. spathulata Aaron C. Sedgwick, David Fraker 2012-4-24 6 Riverside Hwy 177 north from Desert Center. West side of the road. 183 Comment
  UC1601383  Nassella cernua Robinson and Crocker 1916-3-29 Riverside grassy foothills Santa Ana Mts. Comment
  POM147631  Nassella lepida F. M. Reed 1926-5-20 5346 Riverside Summit of Rainbow Canyon, near San Diego County Line on Inland Highway. Comment
  UCD116093  Nasturtium officinale R. N. Raynor 1933-3-31 s.n. Riverside Eden Hot Springs. Comment
  POM10206  Navarretia atractyloides F. M. Reed 1907-6-21 1424 Riverside Riverside; Sec. 30 above Gage Canal. Comment
  RSA681894  Navarretia atractyloides Scott D. White, Michael Honer 2003-6-17 9554 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  UCR70681  Navarretia fossalis D. E. Bramlet 1991-6-1 2170 Riverside Perris-Aguanga Basin region, San Jacinto River, about 2.2 km west of Lakeview, within the riverbed, 1 mi north of MWD (Colorado Aqueduct) easement road 473 Comment
  SDSU13600  Navarretia hamata subsp. hamata W. Miller, C. Mosse 1972-7-5 Riverside Road below south gate (20ft). Comment
  JEPS57110  Nemacaulis denudata var. denudata M. French Gilman 713 Riverside desert e Palm Springs Comment
  OBI33596  Nemacladus longiflorus J. C. Roos 1947-3-15 3343 Riverside 1 mi E of Valle vista, San Jacinto Valley 549 Comment
  SEINET10458417  Nemacladus longiflorus Secrest 1951-5-18 SECREST s.n. Riverside San Jacinto River bed, few miles east of Hemet Comment
  UCR138569  Nemacladus orientalis Steve Boyd, Orlando Mistretta 1986-3-13 1460 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  SEINET10461015  Nemacladus pinnatifidus Hall 1901-1 Hall s.n. Riverside Comment
  RSA500212  Nemacladus ramosissimus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3531 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA583748  Nemacladus ramosissimus Steve Boyd 1995-4-24 8483 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. 671 Comment
  UCR104634  Nemacladus ramosissimus D. E. Bramlet, P. Jacks, S. Goode 1989-4-4 1794 A Riverside Perris-Aguanga Basin Region, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR90425  Nemacladus ramosissimus Steve Boyd 1995-4-24 8483 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near the NE corner of the Wilderness 671 Comment
  RSA729021  Nemacladus rubescens R. F. Thorne 1973-3-30 42659 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA591746B  Nemacladus tenuis var. tenuis J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  RSA769524  Nemophila menziesii var. integrifolia Duncan S. Bell, Valentin Arvizu 2010-5-10 977 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  SDSU18390  Nemophila menziesii var. menziesii C. Matt Guilliams 2008-2-21 465 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 418 Comment
  UCD126624  Nicandra physalodes W. W. Winslow Date Unknown s.n. Riverside Ag. Ex. Serv., Riverside. Comment
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Mar 15 2014
  RSA716194  Nicotiana glauca Scott D. White, Angelia Carey 2004-4-5 10015 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  HSC24979  Nicotiana obtusifolia R. W. Spjut 1972-2-1 2163 Riverside Colorado Desert, N base of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  JEPS12267  Nicotiana obtusifolia W. I. Follett 1942-3-22 127 Riverside 12.2 mi e Mecca; Colorado Desert Comment
  JOTR34018  Nicotiana obtusifolia La Doux, Tasha, M. Harding 2010-4-7 2905 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
  UCR245989  Nicotiana obtusifolia Duncan S. Bell 2012-9-13 4186 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  UC310847  Nicotiana quadrivalvis Philip A. Munz 1925-5-20 9852 Riverside 2 mi e Aguanga Comment
  UCR125291  Nicotiana quadrivalvis A. C. Sanders 2002-11-21 25648 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  CAS-BOT-BC131882  Nolina parryi Peter H. Raven 1959-5-18 14246 Riverside 0.9 miles south of Mountain Center on road to Aguanga, San Jacinto Mountains Comment
  CHSC118897  Nolina parryi Mike Lahti 2012-5-19 Riverside Pinyon Pines; Highway 74 and Pinyon Flats Road, San Bernardino National Forest, near the U.S.F.S. Pinyon Flats campground. Comment
  HSC961  Notholaena californica L. S. Rose 1966-12-13 66102 Riverside Palm Springs, Tahquitz Wash 183 Comment
  UCSB38720  Notholaena californica Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  RSA781799  Oenothera Duncan S. Bell 2010-5-1 881 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  RSA614421  Oenothera californica subsp. californica D. L. Banks 1997-3-29 1554 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
  RSA715765  Oenothera californica subsp. californica A. C. Sanders, D. Malueg 2003-5-8 26562 Riverside San Jacinto Valley: San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  CLARK-A1528-670  Oenothera deltoides Charlotte Stocks 1962-5-18 Riverside Coachella Valley Comment
  UCR134599  Oenothera deltoides Marisa Sripracha, Kyle Boyd 2004-2-14 015 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  RSA25381  Oenothera deltoides subsp. deltoides C. L. Hitchcock 1940-4-4 5944 Riverside Pinto Basin. Comment
  RSA4933  Oenothera deltoides subsp. deltoides Carl B. Wolf 1932-4-27 3065 Riverside Colorado Desert, Chuckwalla Valley, 16 mi. east of Desert Center. 122 Comment
  UCSB4404  Oenothera deltoides subsp. deltoides Keator, Glenn Riverside 16 miles west of Indio on highway from Indio to Palm Desert Comment
  UCR41329  Oenothera elata N. M. Fellows 1984-11-12 16 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
  RSA125972  Oenothera elata subsp. hirsutissima E. K. Balls, Percy C. Everett 1959-11-4 22746 Riverside Snow Creek, about Old Fish Hatchery, n. base San Jacinto Mountains. 701 Comment
  SBBG69362  Oligomeris linifolia M. N. Ackley 1928-3-25 919 Riverside Indio -4 Comment
  UC665851  Oligomeris linifolia Ira L. Wiggins 1941-3-24 9581 Riverside 3.5 mi s Mortmar (beach along eastern margin of Salton Sea); along eastern margin of Salton Sea Comment
  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
  CLARK-A1703-1202  Olneya tesota Charlotte Stocks 1962-5-5 Riverside Coachella Valley Comment
  OBI27787  Olneya tesota David J. Keil 1980-6-20 14066 Riverside box Cyn rd exit from I-10 488 Comment
  UCR178139  Opuntia basilaris Tracy Tennant 1998-4-30 MOR- 069 Riverside San Bernardino Mtns., Morongo Indian Reservation, hills west of the mouth of Potrero Canyon, 0.2 mi. NE of hill 3030 854 Comment
  POM279467  Opuntia basilaris var. basilaris Edwin F. Wiegand 1950-1 68 Riverside Collected in mountains, in brush near Barton. A small country cross roads near Ramona Rancho. Comment
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Jul 11 2012
  UC592964  Opuntia bigelovii Carl B. Wolf 1932-10-12 4301 Riverside about 4 mi e El Dorado Queen Mine (nw end of basin); Colorado Desert, Pinto Basin 914 Comment
  SEINET10447240  Opuntia echinocarpa Billy Joe Cox 1976-1-7 Cox 4227 Riverside Palo verde, 1-3 km w, creosote desert scrub; sany and gravelly entisols. 70 Comment
  SEINET889847  Opuntia parryi Carl B. Wolf 1939-1 3391 Riverside 4/10 miles N. of Aguanga on road to Anza 762 Comment
  CAS-BOT-BC56226  Opuntia polyacantha var. erinacea C. B. Wolf; P. C. Everett 1938-9-29 9458 Riverside Field redacted by CAS, contact the data manager for more information 1219 Comment
  RSA524207  Opuntia vaseyi B. D. Parfitt, Rita Anthony, Andy Sanders 1986-4-19 3502 Riverside Pauba Valley, Hwy 79 crossing of Temecula River (or Creek), 4.6 miles E of junction with road to Pala. 305 Comment
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Nov 28 2010
  UCR1619  Orobanche californica subsp. feudgei R. G. Barber 1962-5-20 140 Riverside San Jacinto Mtns, Bautista Canyon Road, [vicinity of Tripp Flats] c. 2 mi. east of the summit, 7 mi. from Anza 1220 Comment
  CLARK-A1045-69  Orobanche fasciculata George K. Helmkamp 1978-5-18 Riverside San Jacinto Mountains near Kenworthy Forest Station; ; ; southeast 1/4 Idyllwild 15'Q; Butterfly Peak 7.5' Q 1371 Comment
  JOTR34151  Orobanche fasciculata Harding, Mitzi, B. Regan 2011-5-25 35 Riverside Joshua Tree National Park. Little San Bernardino Mountains; approx. 2 mi west of Upper Covington backcountry board 1399 Comment
  UCR101466  Orobanche fasciculata A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22237 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of lower Millard Canyon 854 Comment
  RSA0072127  Orobanche ludoviciana var. latiloba Gary Wallace 1967-4-29 721 Riverside NE of the Coxcomb Mtns., 15 mi NE of Desert Center along Parker Dam Hwy. Comment
  RSA0078552  Orobanche parishii Sara M. Schenck 1941-11-2 s.n. Riverside Smith Water Canyon, Joshua Tree National Monument. Comment
  UC1608240  Osmadenia tenella Steve Boyd, Tim Ross 1992-5-4 7182 Riverside e of Verdugo Potrero; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar Comment
  POM15044  Osmorhiza berteroi Mary F. Spencer 1922-6-28 s.n. Riverside Idyllwild. 1646 Comment
  SBBG132501  Oxalis californica S. D. White 2003-3-21 8825 Riverside Rancho Mission Viejo, E-facing slopes above an unnamed tributary to San Juan Crk 122 Comment
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May 28 2018
  UCR256885  Oxytheca caryophylloides G. D. Wallace 2003-7-8 4049 Riverside Peninsular Range; San Jacinto Mountains, Hidden Lake 2652 Comment
  CLARK-A1528-753  Oxytheca emarginata C. M. Flanagan 1973-5-12 OO 402 Riverside Deep Canyon 1097 Comment
  POM263144  Oxytheca emarginata J. C. Roos 1941-5-10 126 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  POM307255  Oxytheca emarginata Henry J. Ramsey 1937-5-22 2131 Riverside Santa Rosa Mountains Comment
  UC572580  Oxytheca trilobata H. S. Yates 1936-8-29 6375 Riverside 1 mi ne Keen Camp; San Jacinto Quad. 1615 Comment
  UCR222308  Oxytheca trilobata R. F. Thorne, W. Wisura, David Michener 1982-5-24 55191 Riverside Peninsular Ranges; Santa Ana Mountains, Cleveland National Forest, [north] along Main Divide Truck Road [from El Cariso Fire Station area] 915 Comment
  UCR108725  Palafoxia arida Scott D. White, Pam DeVries 1998-2-9 6084 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  SEINET10799065  Palafoxia arida David B. Dunn, Howard Brown 1947-2-9 Dunn 2854 Riverside Pushawalla Canyon, Indio Hills. In dry wash. Comment
  UC1069985  Palafoxia arida var. arida H. S. Yates 1936-4-6 5408 Riverside Palm Springs San Jacinto Quadrangle Comment
  UCR153389  Palafoxia arida var. arida Scott D. White 2000-3-23 7634 Riverside Sonoran (Colorado) Desert, Coachella Valley, Thousand Palms area. North terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion 183 Comment
  UCSB9697  Palafoxia arida var. arida Leeuwen, Henry 1957-4-13 Riverside On shoulder of Cal. Hwy. 195 about 10 miles west of U.S. 60 Comment
  UC573917  Panicum capillare H. S. Yates 1937-6-27 6707 Riverside near Relief Hot Springs; San Jacinto Quad. Comment
  UCR229508  Panicum urvilleanum Ginny Short 2011-3-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Canyon Rd., c. 9 miles due east of Cathedral City 183 Comment
  POM2139  Parietaria hespera var. hespera I. M. Johnston 1917-4-4 991 Riverside Palm Canyon. 457 Comment
  SEINET8044077 Image available Parietaria hespera var. hespera A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-1 41551 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns.: opposite So. Cal. Edison Ivy Glen Substation, Temescal Valley at mouth of Mayhew Canyon, west of the I-15 crossing of Temescal Canyon Rd., north of massive minng operation, 0.6 km SE (101 degrees) of Temescal Fire Station. 329 Comment
  SJSU5172  Parkinsonia florida R. C. McGehee 1970-4-14 187 Riverside Rice Rd 7 mi NE of Desert Center Comment
  UCSB17562  Parkinsonia florida Winn, Will 1963-4-8 Riverside 31 mi. E of Desert Center on U.S. Highway 60-70 243 Comment
  PASA212  Parosela emoryi Florence Brubaker Riverside Thousand Palms Comment
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Mar 23 2019
  RSA339231  Pectis papposa R. F. Thorne, Gertrud Dahlgren, R. Dahlgren 1979-8-23 53597 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  RSA0027564  Pectis papposa var. papposa April Garbat, Kristin Forgrave 2013-8-1 98 Riverside Chuckwalla Valley. Intersection of Graham Pass Rd and Chuckwalla Valley Rd. 120 Comment
  SD255104  Pectis papposa var. papposa Sarah J. De Groot, Amy Rouillard 2015-9-15 7571 Riverside For Dry Lake, Chuckwalla Valley, north of I-10. Mud flat with some standing water at south edge of dry lake bed. 106 Comment
  UC64423  Pectocarya anisocarpa H. M. Hall 1897-3-23 398 Riverside Winchester Comment
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Mar 20 2011
  UCR116663  Pectocarya anisocarpa A. C. Sanders, Carolyn Washburn 2001-5-10 24235 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR263478  Pectocarya anisocarpa A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41497 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  JEPS20700  Pectocarya heterocarpa Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13249 Riverside 11.3 mi n Blythe; US hwy 95 Comment
  RSA689370  Pectocarya linearis Scott D. White 2001-4-19 8373 Riverside Perris Basin: Perris/Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5-2 mi west of Interstate 215. 442 Comment
  UCR139165  Pectocarya linearis S. J. Myers 2003-4-22 s.n. Riverside Murrieta Area, hill 1564 between Auld. Rd. and Benton Rd. near Pourroy Rd., south of Alamos School site, north of Tucalota Creek 477 Comment
  UCR225621  Pectocarya linearis A. C. Sanders, T. B. Salvato 2011-3-28 38828 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, between Sun City and Perris, west end of McLaughlin Rd. near Byers Rd., along powerline corridor 442 Comment
  CHSC100694  Pectocarya linearis subsp. ferocula Naomi Fraga; Lisa Rojas 2005-2-10 1423 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  UCR174087  Pectocarya penicillata A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32549 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 488 Comment
  UCR241683  Pectocarya penicillata T. B. Salvato 2013-3-22 7408 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek 396 Comment
  UCR250313  Pectocarya penicillata A. C. Sanders 2014-4-8 40975 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon 317 Comment
  UCR281239  Pectocarya penicillata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-28 317- 51 Riverside Temescal Valley, Southern foot of the Gavilan Hills, slopes west of Black Powder Rd. 427 Comment
  RSA77820  Pectocarya platycarpa F. W. Peirson 1928-4-24 7908 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
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Oct 9 2010
  SBBG81516  Pectocarya platycarpa S. A. Junak 1983-3-23 1627 A Riverside E side of Jefferson Rd opposite entrance to Cahuilla Lake County Park, S of Indio Comment
  UCR256761  Pectocarya recurvata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7887 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  RSA543594  Pectocarya setosa Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6146 Riverside Santa Ana Mountains, S side of Elsinore Peak. 1037 Comment
  UC1543142  Pediomelum californicum Fullerton Junior College Botany students 1936-5-22 Riverside San Jacinto Mountains Comment
  SFV69  Pellaea andromedifolia J. H. Wood 1958-5-30 s. n. Riverside San Jacinto Mountains Comment
  SDSU14026  Pellaea andromedifolia var. andromedifolia Kristin Andrade, Mike Simpson 2002-4-20 7 Riverside 10 feet from observation point on Loop trail at Santa Margarita Ecological Reserve 361 Comment
  SD153020  Pellaea mucronata subsp. mucronata Steve Boyd, Tim Ross 1992-5-5 7220 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; Oak Flats area east of Verdugo Potrero. 730 Comment
  UCR207574  Pennisetum clandestinum O. F. Clarke 2004-6-18 s.n. Riverside Peninsuar Range; Box Springs Mtns. Foothills, Riverside, UCR campus, south of the Humanities Theater 324 Comment
  CAS-BOT-BC258813  Pennisetum setaceum A. C. Sanders; P. MacKay 1994-10-23 15848 Riverside San Bernardino Mountains: Whitewater River Canyon, between the trout hatchery and Bonnie Bell 581 Comment
  JOTR32846  Pennisetum setaceum La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1543 Riverside Joshua Tree National Park. Little San Bernardino Mountains, east of Queen Mountain, near north entrance to park; basalt rocky outcrops 901 Comment
  RSA0086590  Penstemon antirrhinoides Bonnie C. Templeton 1930-4-15 1100 Riverside Perris - Gavilan Peak. 607 Comment
  NY583822  Penstemon centranthifolius R. M. Straw 1953-6-23 472 Riverside North of Fulmor Lake, Idyllwild to Banning Road, San Jacinto Mountains Comment
  RSA33785  Penstemon centranthifolius N. C. Cooper 1944-5-20 1312 Riverside Pine Flats, Palms to Pines Highway, San Jacinto Mountains. 1220 Comment
  UCR133452  Penstemon centranthifolius Tracy Tennant, J. S. Ross 1998-5-7 MOR- 80 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon, c. 0.6miles NNW of Cabazon. 1280 Comment
  SBBG119450  Penstemon clevelandii M. Provance, K. Knudsen, P. Wester 2004-5-8 9020 Riverside ca. 0.05 mi S on Santa Rosa Mtn Rd from St Hwy 74 1402 Comment
  CAS-BOT-BC265285  Penstemon clevelandii subsp. connatus Peter H. Raven 1958-5-6 12925 Riverside Along State Highway 74, 15.6 miles SW of Palm Desert Comment
  RSA192105  Penstemon heterophyllus var. australis E. W. Lathrop 1965-5-30 5776 Riverside 6 miles W of Murrieta. Comment
  UCR213835  Penstemon heterophyllus var. australis Scott D. White, Justin M. Wood 2009-5-21 12849 Riverside San Jacinto Mountains, McMullen Flat area, 0.35 north on Valley Hi Drive, from intersection with Twin Pines Road 1201 Comment
  POM14401  Penstemon pseudospectabilis Philip A. Munz, D. D. Keck 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  UC55001  Penstemon rostriflorus H. M. Hall 1898-6-25 940 Riverside Van Deventer Flat Western borders Colorado Desert, Van Deventer Flat 1371 Comment
  SEINET3078485 Image available Penstemon spectabilis Nancy J. Matthews 1963-5-9 50963 -5 Riverside 1 mile east of Cranston Ranger Station (San Jacinto Mtns.; Hwy 74) 610 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
  POM160737  Pentachaeta aurea Marcus E. Jones 1929-3-9 s.n. Riverside Whitewater, Colorado Desert Comment
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Mar 7 2007
  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
  UCR193914  Pentachaeta aurea A. C. Sanders, Mitch Provance 2008-7-11 35761 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
  RSA0094739  Pentagramma maxonii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 274 Comment
  SBBG14835  Pentagramma triangularis subsp. maxonii L. L. Kiefer 1963-3-24 472 Riverside Tahquitz Cyn above Tahquitz Falls 274 Comment
  JOTR35132  Pentagramma triangularis subsp. triangularis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3244 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; narrow wash with large granitic boulders throughout corridor (Stop 2) 1302 Comment
  SEINET5767260  Peritoma arborea N. H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6484 Riverside At the south entrance to Joshua Tree national Monument, near Interstate 10, 24 miles east of Indio 549 Comment
  UCSB3807  Peritoma arborea Bobkowski, Jr., Vincent 1960-4-2 Riverside South entrance to Joshua Tree National Monument, Cottonwood Spring entrance, 1/2 mile North of U.S. 60-70 Comment
  CAS-BOT-BC355979  Perityle emoryi N. Aitkenhead 1977-2-2 2128 Riverside S-O line S.W. of Radio Tower top of Chuckwalla Mnts Comment
  CAS-BOT-BC356002  Perityle emoryi Martha Hilend 1932-3-26 s.n. Riverside Chuckawalla [Chuckwalla] Mts., about 3 miles above Corn Springs Comment
  RSA0042379  Perityle emoryi Duncan S. Bell, LeRoy Gross 2014-3-13 6238 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  UCR263647  Perityle emoryi Aaron C. Sedgwick, Brett Griffin 2012-3-28 027 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCR87854  Perityle emoryi Michael A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Sonoran (Colorado) Desert, along Tahquitz Creek and behind the debris basin dam in Palm Springs 183 Comment
  LA212315  Perityle emoryi A. L. H.; 1973-3-25 s.n. Riverside OROCOPIA MOUNTAINS, 472 Comment
  SEINET10800180  Perityle emoryi David B. Dunn, Shogo; Schroeder; Bruskin; A. Folsom 1948-3-13 Dunn 3710 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  UCR1498  Petalonyx thurberi Paul M. Estes 1962-5-21 129 Riverside Sonoran (Colorado) Desert, 5 mi east of Indio on Hwy 99 0 Comment
  UCR99789  Petunia parviflora Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1416 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  JOTR36461  Peucephyllum schottii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3431 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; ridge top with steep, loose, rocky metamorphic siltstone slopes below (above Russi Rocks guzzler) (Stop 3) 538 Comment
  UCR147005  Peucephyllum schottii Scott D. White 1999-4-21 7246 Riverside Sonoran (Colorado) Desert, East end of Coachella Valley: Bajada between Little San Bernandino Mts. and Indio Hills 213 Comment
  RSA94107  Peucephyllum schottii F. W. Peirson 1924-12-30 5423 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  SEINET9118770  Peucephyllum schottii K. K. Muller 1952-1 559 Riverside 2 mi. N of Dos Palmas on road from Hot Mineral To Mecca-Blythe Hwy. Comment
  POM211621  Phacelia affinis A. M. Alexander, Louise Kellogg 1941-5-5 2123 Riverside Los Horse Valley. 1280 Comment
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Feb 4 2013
  POM14741  Phacelia ambigua F. W. Peirson 1922-4-11 s.n. Riverside Deep Canyon Wash, Coachella Valley 244 Comment
  POM182078  Phacelia ambigua P. A. Munz 1932-3-14 11974 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  RSA525262  Phacelia brachyloba Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4575 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  RSA769029  Phacelia brachyloba E. W. Lathrop 1968-5-30 6939 Riverside Main divide truck trail between El Carriso and Santiago Peak; Cleveland National Forest 1220 Comment
  UCR241185  Phacelia brachyloba Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 502 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  RSA427707  Phacelia campanularia Frances L. Cramer 1941-5-3 20319 Riverside Joshua Tree National Monument Comment
  UC1069364  Phacelia campanularia H. S. Yates 1937-3-24 6476 Riverside near mouth of Deep Canyon; Thermal Quadrangle Comment
  UC1518620  Phacelia campanularia subsp. campanularia Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55439 Riverside talus slope e bridge (mouth of canyon, e of Whitewater Post Office at s end of bridge); San Bernardino Mts., Whitewater Canyon 411 Comment
  HSC13694  Phacelia campanularia subsp. vasiformis C. L. Hitchcock, C. V. Muhlick 1964-3-22 23245 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  RSA114702  Phacelia campanularia subsp. vasiformis P. A. Munz, Percy C. Everett 1952-5-2 20385 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  UC666577  Phacelia campanularia subsp. vasiformis Harlan Lewis and Carl Epling 1942-4-26 1606 Riverside Morongo Wash Comment
  SD48483  Phacelia cicutaria var. hispida E. K. Balls, P. C. Everett 1958-3-19 22873 Riverside 1.0 mile east of Highway 71 to Elsinore. 198 Comment
  UCR6374  Phacelia ciliata Leland E. Francois 1966-3-6 s.n. Riverside Perris-Aguanga Basin, Lakeview, north of public dump Comment
  CLARK-A1528-2998  Phacelia crenulata John C. Roos 1949-3-5 4090 Riverside Orocopia Mountains Comment
  SFV5032  Phacelia crenulata F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Wide bench on right side of Rt. 74 to Hemet, about 7 miles south of Palm Desert. 335 Comment
  UCR85081  Phacelia crenulata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16037 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  UC666575  Phacelia cryptantha Harlan Lewis 1942-5-3 1604 Riverside burn 1 mi w Pinyon Flats (Calif. Hiway 74) Comment
  UC667340  Phacelia cryptantha Annie M. Alexander and Louise Kellogg 1941-4-27 2098 Riverside Joshua Tree National Monument Joshua Tree National Monument (Riverside and San Bernardino Cos.) 1310 Comment
  CLARK-A1528-559  Phacelia distans C. M. Flanagan 1973-4-26 OO 307 Riverside Morongo Indian Reservation 914 Comment
  HSC66622  Phacelia distans Christopher Davidson 1979-4-4 7726 Riverside Orocopia Mtns., E of Box Canyon on Box Canyon Rd., 15.1 mi. E of Mecca, dirt road to the SE 579 Comment
  JOTR31959  Phacelia distans La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2195 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; deep-cut drainage in southwest Pinkham Wash Comment
  RSA426220  Phacelia distans Scott D. White 1997-2-28 4716 Riverside Elsinore Basin: SE of Hwy 74, ca 1 mi E of junction with Hwy I-15 Fwy. 457 Comment
  SD73618  Phacelia distans Helen V. Witham 1970-5-1 850 Riverside Bautista Canyon, southeasst of Hemet. 800 Comment
  VVC267  Phacelia distans A. C. Sanders 1997-5-4 20641 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
  POM46987  Phacelia imbricata subsp. patula Mary F. Spencer 1919-7-2 1237 Riverside San Jacinto Mt. 1646 Comment
  UC1400321  Phacelia imbricata subsp. patula Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38100 Riverside above James Reserve; San Bernardino National Forest, San Jacinto Mts., Hall Canyo 1676 Comment
  UC68788  Phacelia ivesiana var. pediculoides L. A. Greata Apr. 1905 402 Riverside Coachella Comment
  RSA503411  Phacelia minor J. D. Olmsted 1962-5-10 3647 Riverside Crest between Sandia Creek and DeLuz Creek drainages 259 Comment
  RSA524582  Phacelia minor Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4130 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA550042  Phacelia minor Walter Wisura, A. King, L. Newcomb 1992-4-10 4665 Riverside Colorado Desert, Morongo Valley, Mission Creek Ranch W of Highway 62 below Morongo Valley. Comment
  UCR114839  Phacelia minor Mitch Provance 1998-2-17 75 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  RSA480099  Phacelia neglecta Steve Boyd, L. Arnseth, S. Meury, D. Nordin, Tim Ross 1988-3-10 2188 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  UC881200  Phacelia pedicellata C. L. Hitchcock 1940-3-31 5887 Riverside between Cottonwood Spring and Pinto Basin Comment
  CSUSB151  Phacelia ramosissima Mike Meloy 1964-4-22 640422 7 Riverside Near Pigeon Pass Road on Box Springs Mountain. 457 Comment
  UCR140562  Phacelia ramosissima Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 8- 64 Riverside San Jacinto Mtns, San Bernardino National Forest, Hwy 74 near Cranston Guard Station, 10 miles east of Hemet, Site L8 581 Comment
  UCR176895  Phacelia ramosissima Tracy Tennant 1998-7-1 s.n. Riverside Double Butte, between Winchester and Homeland 762 Comment
  POM10401  Phacelia ramosissima var. latifolia Charlotte M. Wilder 1903-4-23 165 Riverside Wilder s canyon, Jurupa Hills, near Riverside. Comment
  RSA180470  Phacelia ramosissima var. latifolia E. W. Lathrop 1960-6-8 4911 Riverside 14 miles west of Murrieta Comment
  RSA6102  Phacelia ramosissima var. latifolia Carl B. Wolf 1932-5-24 3642 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  RSA443395  Phalaris aquatica J. C. Roos 1962-6-30 s.n. Riverside Head of Tin Mine Canyon Comment
  CAS-BOT-BC250619  Phalaris minor K. Larson 1977-5-12 2280 Riverside Wiley Wells Rd. ca. 20 mi. W. of Blythe Comment
  UCR91273  Phalaris minor Scott D. White 1995-4-5 2720 .1 Riverside San Jacinto Valley, San Jacinto Wildlife area, near northern boundary, off Davis Rd. 427 Comment
  SEINET10516949  Phleum alpinum David B. Dunn 1946-8-17 Dunn 2680 Riverside Grass near stream at camp in Taquity valley damp meadow area. San Jacinto Mountains. 2438 Comment
  UCR214580  Pholistoma auritum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37847 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.93 mi. north (03 deg. ) of intersection of I-15 and Lake St. 469 Comment
  UCSB18191  Phoradendron bolleanum Copeland, Jerry 1964-5-10 Riverside 30 feet northwest of Pinyon Flats Campground, 9 miles south of intersection of State Highways 71 and 74 Comment
  RSA132747  Phoradendron californicum Del Wiens 1953-12-5 869 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  SEINET3835376 Image available Phoradendron californicum Lewis S. Rose 1938-12-17 s.n. Riverside Palm Springs, Palm Springs. Comment
  UC6076  Phoradendron californicum J. Burtt Davy 1893-3-14 45 Riverside Indio Comment
  RSA747437  Phoradendron densum T. Scott, K. M. Meyer, A. Townesmith 2007-3-18 136 Riverside San Bernardino National Forest. San Jacinto Ranger District, about 0.2 mi. along Pinon Flats Transfer Station Rd. off Rte. 74. 1228 Comment
  UCR91969  Phoradendron libocedri George K. Helmkamp, E. A. Helmkamp 1995-11-16 2- 2 Riverside San Jacinto Mtns., Along Hwy 243 at Lake Fulmor 1616 Comment
  RSA698147  Phoradendron macrophyllum J. Vlahos 1934-01 s.n. Riverside Ortega Highway Comment
  UCR26446  Phoradendron pauciflorum A. C. Sanders, J. A. Harpel 1981-8-26 2335 Riverside Santa Rosa Mtns., Cedar Spring 2250 Comment
  RSA97450  Phoradendron villosum F. W. Peirson 1924-7-28 5009 Riverside Pine Flats Camp 1799 Comment
  RSA621641  Phyla nodiflora var. incisa R. E. Riefner 1998-6-19 98 -360 Riverside Elsinore Trough between Willard and Murrieta Creek Comment
  RSA233714  Physalis crassifolia Frederick W. Oettinger 1968-10-23 818 -B Riverside Whitewater Canyon; 10 mi. NNw of Palm Springs, 4.5 mi. N of Hwy. 10 near trout harchery. Comment
  RSA339340  Physalis crassifolia Robert F. Thorne, W. A. Tilforth 1980-5-28 54195 Riverside W-facing slope of Whitewater ridge above old bridge. San Bernardino Mtns. Comment
  UCR91040  Physalis lancifolia George K. Helmkamp 1996-1-18 96-8- 01 Riverside Sonoran (Colorado) Desert, Colorado River Valley, c. 2 miles NE of Blythe 82 Comment
  CAS-BOT-BC60795  Physaria tenella Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  RSA725962  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman 2006-11-9 33220 Riverside San Bernardino Valley: Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden. 335 Comment
  UCR1453  Picris echioides Joyce Kleinjan 1961-5-7 s.n. Riverside San Bernardino Valley, Riverside, 1012 Spruce St., 200 ft. south of street [O.F. Clarke residence] 351 Comment
  RSA759628  Pinus attenuata Doug Goldman 2005-5-11 3282 Riverside White Post Turn on Rt. 74, to the E. side of the road and NW part of the turn, about 3.9mi W. of the intersection with Rt. 243. San Bernardino National Forest. 1088 Comment
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Mar 27 2014
  CLARK-A1528-3585  Pinus coulteri John C. Roos 1942-6-20 1281 Riverside San Jacinto Mountains Comment
  UC184  Pinus coulteri W. H. Brewer 1861-1-22 136 Riverside 75 mi se of Los Angeles (dry slopes of Santa Ana Range near Temescal); Temescal, Santa Ana Range Comment
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Jul 6 2010
  UCR241203  Pinus coulteri Tracy Tennant, Jeffrey Ross 1998-4-9 MOR- 1013 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Wood Canyon, east of upper Potrero Canyon 1305 Comment
  NY61584  Pinus jeffreyi R. T. Clausen 1963-4-24 63065 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10833975  Pinus lambertiana James S. Miller 1992-5-8 Miller 7471 Riverside San Jacinto Mountains. 11 mi E of W boundary of San Bernadino National Forest on California route 74. 1300 Comment
  UC64438  Pinus monophylla W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1880 Riverside e base San Jacinto Mt. San Jacinto Mt. 1219 Comment
  RSA595275  Piptatherum miliaceum D. L. Banks, Victor Steinmann 1996-4-20 896 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 536 Comment
  RSA612851  Pisum sativum D. L. Banks 1997-3-1 1365 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  SBBG34989  Plagiobothrys T. L. Secrest 1951-5-19 Riverside near Hemet Lake Comment
  RSA709637  Plagiobothrys acanthocarpus A. C. Sanders, Guy Bruyea 2004-4-2 27448 Riverside Peninsular Range: Temescal Canyon, Serrano Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  POM10457  Plagiobothrys arizonicus Charlotte M. Wilder 1907-4-6 s.n. Riverside Cabazon, San Gorgonio Pass. Comment
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Sep 4 2011
  IRVC26248  Plagiobothrys canescens A. C. Sanders, D. Malueg 2003-5-8 26559 Riverside San Jacinto Riverbottom, north of San Jacinto and SE of State St. San Jacinto Valley 465 Comment
  JEPS68030  Plagiobothrys canescens W. L. Jepson 1906-5-27 1474 Riverside Coahuilla Valley Comment
  RSA715329  Plagiobothrys canescens John Green 2006-4-18 s.n. Riverside NE of Murrieta, just S of Los Alamos Rd. (Clinton Keith Rd.), on E and W sides of Liberty Rd. border between City of Murietta and unincorporated French Valley. 415 Comment
  POM158442  Plagiobothrys collinus var. fulvescens P. A. Munz 1927-5-21 10856 Riverside San Carlos Pass, Ansa. 1372 Comment
  UCD120849  Plagiobothrys jonesii Collector unknown 1923-3-26 280 Riverside Tahquitz Wash, nr. Palm Springs. Comment
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Mar 4 2013
  POM13808  Plagiobothrys leptocladus P. A. Munz 1922-4-29 5068 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  UC1563044  Plagiobothrys tenellus Steve Boyd, Tim Ross, and Laurel Arnseth 1989-3-31 3075 Riverside 0.25 mi e Pauba Road (s of Hwy 79); Vail Lake area 426 Comment
  RSA495820  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-12 2931 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA615041  Plantago erecta A. C. Sanders 1997-3-1 19740 Riverside Riverside, box Springs Mtns, S end of the range along Gernert road (dirt), in valley draining to Box Spring Canyon 457 Comment
  UCR116400  Plantago erecta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24178 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
  POM158181  Plantago major P. A. Munz, I. M. Johnston 1928-9-6 11267 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  SEINET10869830  Plantago ovata Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-13 Dietrich 30 Riverside 7.5 miles south of North Shore on State Highway 111. Along highway on east shore of Salton Sea. Sandy beach soil with creosote bush common. 40 Comment
  SEINET8369613  Plantago ovata K. L. Chambers 1973-3-19 3635 Riverside Hwy. 195, east of Box Canyon and 3.0 miles s.w. of junction with Hwy. 60; from Orocopia Mtns. Comment
  POM220057  Plantago ovata var. fastigiata F. R. Fosberg 1932-3-13 8074 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  RSA278493  Plantago ovata var. fastigiata John F. Emmel 1977-3-28 555 Riverside Large wash just NW of Sand Draw Siphon, ca. 10 air miles W. of Rice, SE Mojave Desert. 274 Comment
  RSA336201  Plantago ovata var. fastigiata Robert F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52019 Riverside San Jacinto Mountains: Chino Canyon, Palms to Pines Highway. Comment
  RSA402021A  Plantago ovata var. fastigiata Ora M. Clark 1929-2-23 1557 Riverside North of Whitewater Comment
  UC845549  Platanthera I. W. Clokey and E. G. Anderson 1935-8-21 6561 Riverside Fuller Creek 1500 Comment
  SBBG99836  Platanus racemosa W. L. Halvorson 1977-4-1 77 -215 Riverside 5 mi S of Temecula on Hwy S16 Comment
  UCR23311  Platanus racemosa John C. Roos 1952-4-23 5575 Riverside W side of Box Springs Mtns. above Canyon Crest Heights 488 Comment
  LA206295  Platystemon californicus A. L. Haines; L. Erickson 1937-4-9 sn Riverside Hemet road near Winchester turnoff Comment
  POM306219  Platystemon californicus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Corona, south of fields-hillsides. Comment
  RSA543736  Platystemon californicus Steve Boyd, Mike Hammitt 1991-5-2 6071 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA673719  Platystemon californicus Scott D. White, W. LaHaye 2000-5-27 7946 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  SEINET7042762  Platystemon californicus W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside South end of Buck Road, Notheast of Long Valley, south southeast of Winchester. Comment
  CLARK-A1528-3416  Platystemon californicus var. crinitus John C. Roos 1942-5-2 1147 Riverside Joshua Tree National Park Comment
  RSA751407  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-16 08 -369 Riverside City of Temecula, Pechanga Pkwy. at Pechanga Resort Dr. 338 Comment
  CAS-BOT-BC326638  Pleurocoronis pluriseta Munz; Street; Williams 1919-3-25 2329 Riverside Palm Canyon, Palm Springs, Colorado Desert Comment
  HSC27783  Pleurocoronis pluriseta Richard Spjut 1973-4-16 3306 Riverside Western border of the Colorado Desrt; San Jacinto Mts. just N of Palm Springs 244 Comment
  POM4601  Pleurocoronis pluriseta H. M. Hall 1905-4-16 5795 Riverside Marshall Canyon, 11km W of Coachella, Colorado Desert 30 Comment
  SD187361  Pleurocoronis pluriseta Sarah J. De Groot, Leland Lubinsky, et al. 2005-2-10 4607 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. 402 Comment
  UC63366  Pleurocoronis pluriseta H. M. Hall May 17 1901-Jun 1 1901 1871 Riverside Palm Canyon 457 Comment
  UCR18637  Pleurocoronis pluriseta John C. Roos 1966-3-10 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns. 3 mi. SE of Desert Center Comment
  UCR75043  Pleurocoronis pluriseta A. C. Sanders, E. J. Lawlor 1992-4-4 12157 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC326543  Pluchea sericea Nancy Ryan Zabriskie; Walter Zabriskie 1972-3-28 484 Riverside North Canyon, Andreas Canyon drainage, east slope San Jacinto Mountains 609 Comment
  RSA164765  Pluchea sericea Brian C. Miller 1963-6-1 s.n. Riverside 1000 Palms Oasis 30 Comment
  UCR80005  Pluchea sericea Scott D. White 1992-9-2 768 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  SEINET10941526  Pluchea sericea David B. Dunn, Shogo; Schroeder; Bruskin; A. Folsom 1948-3-13 Dunn 3734 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  UCR182098  Poa infirma Tom Chester 2005-4-26 595 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Jct. Torino and Tovashal Trails, ~0.2 miles (0.3 km) west of Clinton Keith Road near Visitor Center 548.2 Comment
  UCR138764  Poa pratensis Scott D. White 1997-5-18 5163 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  SEINET244233 Image available Poa secunda A. C. Sanders, Mark Elvin; Julie M. Vanderwier 2002-4-9 24939 Riverside The Badlands; hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 610 Comment
  RSA594047  Polycarpon tetraphyllum D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0925 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, approximately 20 m inside the preserve boundary gate., 3 m E of the main road along a open field. 448 Comment
  RSA740076  Polygonum arenastrum Scott D. White, Justin M. Wood 2008-6-16 12139 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  SBBG61503  Polygonum aviculare M. N. Ackley 1927-3-13 883 Riverside Coral Reef Ranch -9 Comment
  UCR92252  Polygonum aviculare Scott D. White, M. A. Patten 1995-8-16 3556 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  RSA191390  Polygonum aviculare subsp. aviculare E. W. Lathrop, Robert F. Thorne 1967-10-27 6675 Riverside 5 miles NW of Murrieta. Santa Rosa ranch. Comment
  SBBG61495  Polygonum douglasii R. Hoffmann 1929-9-5 Riverside Tahquitz Valley Comment
  SEINET273137  Poncirus trifoliata O. F. Clarke 1997-3-6 s.n. Riverside Riverside: O.F. Clarke's yard at 1012 Spruce St. 305 Comment
  CAS-BOT-BC102587  Populus fremontii W. R. Dudley 1903-12-25 s.n. Riverside Palm Springs Comment
  UCR237693  Populus fremontii Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4589 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  SEINET10858335  Populus fremontii subsp. fremontii Nye Leith, Greg Gust 2005-3-11 Nye 64 Riverside Lake Elsinore. Mission Trail Rd. Ca. 1 mile S of the intersection of Mission Trail on Malaga Rd.. Comment
  RSA180294  Populus trichocarpa E. W. Lathrop 1965-4-18 5651 Riverside 10 miles west of Murrieta. Comment
  CAS-BOT-BC356161  Porophyllum gracile James R. Shevock 1978-4-26 5883 Riverside Along Skyline Road. Santa Ana Mountains, Cleveland National Forest 365 Comment
  RSA463701  Porophyllum gracile Harold Lint 1958-5-25 2035 Riverside East of Pinyon flats campground. Pines to Palms Hwy [Hwy 74]. Comment
  RSA599946  Porophyllum gracile L. C. Wheeler 1959-12-27 7635 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  UCR52014  Porophyllum gracile Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2206 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  UCR60520  Porophyllum gracile Steve Boyd 1985-7-23 1044 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 3.5 mi west of the junction with Tenaja Trail Comment
  UC1446193 Image available Portulaca oleracea subsp. papillatostellulata A. Danin 1978-3-13 Riverside Palm Springs, Riverside Co. Comment
  RSA0130690  Potamogeton pectinatus S. B. Bryant 1942-6-18 11277 Riverside Lake Norco Comment
  UC814189  Potamogeton pusillus var. pusillus P. A. Munz, I. M. Johnston 1922-5-21 5523 Riverside Garner Ranch Hemet Valley; San Jacinto Mountains, Hemet Valley 1386 Comment
  JOTR31228  Prenanthella exigua La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2012 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 4) basalt rocky slopes above Pinto Wash, sparsely vegetated 377 Comment
  UC1522675  Proboscidea louisianica subsp. louisianica Steve Boyd 1984-9-20 Riverside along Cajalco Rd. 4 1/2 mi nw Perris (0.2 mi e of its intersection with Clark St. (Old Elsinore Rd.)); Mead Valley Comment
  UCR269109  Prosopis glandulosa var. torreyana Orlando Mistretta, Duncan S. Bell, et al. 2010-4-12 4484 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 488 Comment
  RSA86976  Prosopis pubescens F. W. Peirson 1920-12-29 2338 Riverside Andreas Canyon near Palm Springs 244 Comment
  UC218101  Prunus fasciculata A. Gilman 1922-4-10 Riverside Morongo Pass Comment
  UC667311  Prunus fasciculata Annie M. Alexander and Louise Kellogg 1941-5-26 2244 Riverside Monsen Canyon, Eagle Mountains, Colorado Desert Monsen Canyon; Eagle Mountains, Colorado Desert, Monsen Canyon 914 Comment
  UCR120856  Prunus fasciculata Bern Schwenn 1998-4-11 s.n. Riverside San Bernardino Mountains, Mission Creek, along Pacific Crest Trail and slope on E side of canyon. 823 Comment
  CAS-BOT-BC151123  Prunus fremontii Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  CDA26158  Prunus fremontii T. C. Fuller 1963-4-23 10295 Riverside San Jacinto Mountains; Highway 74 to Palm Desert, just east of Pinyon Flat. 0 Comment
  POM13906  Prunus fremontii Philip A. Munz 1922-3-12 4707 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  RSA453240  Prunus fremontii Anstruther Davidson 1903-5-3 1843 Riverside Thermal. Comment
  UCR155054  Prunus ilicifolia Jason L. Hlebakos 2005-5-30 818 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  CAS-BOT-BC356336  Psathyrotes ramosissima Mrs. Robert Campbell 1921-11-26 s.n. Riverside Between Palm Springs and Indian Wells Comment
  SBBG100841  Psathyrotes ramosissima W. L. Halvorson 1977-3-8 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SEINET3005043  Psathyrotes ramosissima G. Rink 2011-4-25 10479 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  JOTR32462  Pseudognaphalium luteoalbum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2607 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  SD187364  Pseudognaphalium luteoalbum Scott D. White, Angelia Carey 2004-5-7 10322 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  CAS-BOT-BC357548  Pseudognaphalium stramineum Geo. B. Grant 1901-8-1 s.n. Riverside Strawberry Valley Comment
  UCR178153  Pseudotsuga macrocarpa Tracy Tennant 1998-3-10 MOR- 1110 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
  CAS-BOT-BC346359  Psorothamnus W. R. Dudley 1895-1-1 s.n. Riverside Colorado Desert near Palm Springs Station Comment
  CAS-BOT-BC346363  Psorothamnus Marcus E. A M Jones 1903-5-8 s.n. Riverside Indio -7 Comment
  CAS-BOT-BC353637  Psorothamnus emoryi E. A. McGregor 1917-3-19 717 a Riverside Indio Sands Comment
  SEINET3407656 Image available Psorothamnus emoryi Marc A. Baker, Michelle Cloud-Hughes 2011-9-25 17461 Riverside Chuckwalla Valley, 24km WSW of Blythe, 8km SSE of the summit of McCoy Peak, low stabilized sand dunes. 135 Comment
  UC472706  Psorothamnus emoryi M. F. Spencer 1922-3-29 Riverside Mecca Colorado Desert, Painted Canyon, Mecca (Painted Canyon, Colorado Desert) Comment
  CAS-BOT-BC340899  Psorothamnus schottii Lester Rowntree 1930-5-5 s.n. Riverside Hidden Springs, near Mecca Comment
  CAS-BOT-BC340923  Psorothamnus schottii H. M. Hall 1905-4-1 5758 Riverside Colorado Desert. Palm Springs 152 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
  CAS-BOT-BC340948  Psorothamnus spinosus Roxana S. Ferris 1918-6-14 973 Riverside Between Palm Springs and Indian Wells Comment
  RSA796110  Psorothamnus spinosus Duncan S. Bell 2009-4-20 321 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UCR130050  Psorothamnus spinosus George K. Helmkamp, E. A. Helmkamp 1998-6-27 4106 Riverside Coachella Valley., Along Calif. Hwy 74 at the south end of Palm Desert 290 Comment
  RSA678424  Pterostegia drymarioides Michael Wall 2003-4-15 266 Riverside Lamb Canyon west of Beaumont, off Hwy. 79, 5.2 mi. south jct. with 10 Fwy up dirt road at turnout along west side of Hwy. 602 Comment
  RSA770690  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4793 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG89257  Pterostegia drymarioides J. Adams 1966-4-28 729 Riverside dirt rd from Murrieta to De Luz, Santa Rosa Plateau 762 Comment
  UC6927  Pterostegia drymarioides Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR172261  Pterostegia drymarioides John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  RSA0081611  Pyrola aphylla F. W. Peirson 1924-7-27 4988 Riverside Dark Canyon, San Jacinto Mts. 1905 Comment
  UC218157  Pyrola minor P. A. Munz 1922-9-6 6395 Riverside Round Valley, San Jacinto Mts. 2743 Comment
  RSA0110604  Quercus Mitch Provance 2012-9-11 17621 Riverside Badlands of Western Riverside County: Beaumont, near N base of Mt. Davis, near Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft, along dirt road extension of Risco Circle, S of W 4th St. 762 Comment
  SD247440  Quercus Jeremiah George 2012-8-13 Riverside San Gorgonio Pass/Moreno Badlands: west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end (El Casco 7.5'Q) 715 Comment
  SD260959  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. 754 Comment
  SD260961  Quercus Mitch Provance 2012-9-5 912 17 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Spring Rd., about 100 yards south of intersection with Breckenridge Ave. 754 Comment
  UCR116084  Quercus X acutidens B. G. Pitzer 1988-6-10 1050 Riverside Santa Ana Mtns., Rancho California area, intersection of Sandia Creek Road and La Cruz Drive Comment
  UCSB41270  Quercus X acutidens Cowan, Clark 1978-4-25 Riverside 6.7 mi (10.7 km) SW on 74 from jct w/ 71, 4.6 mi (7.3 km) from Lake Elsinore, Sta. Ana Mts. Cleveland Nat. Forest; Whittaker transect #W-229 Comment
  SBBG84104  Quercus X morehus J. Farmer 1986-9-20 Riverside Hwy 243, 2-3 mi S of Idyllwild and 2-3 mi N of Mountain Center 1584 Comment
  CAS-BOT-BC86598  Quercus X munzii Robert F. Thorne; Rolf M. T. Dahlgren; Gertrud Dahlgren 1979-8-22 53573 Riverside Joshue Tree National Monument: just S of San Bernardino Co. line near jct or road to Split Rock and 29 Palms 1325 Comment
  RSA711036  Quercus agrifolia A. C. Sanders, R. E. Riefner 2005-8-12 31559 Riverside San Jacinto Mtns.: Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  UCR100029  Quercus agrifolia A. C. Sanders, G. Helmkamp 1997-3-15 19979 Riverside Lake Skinner area, N foot of 1700 ft. hill east of Bachelor Mtn., small canyon and grassy S-facing slopes 488 Comment
  UCR209178  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37154 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  RSA666650  Quercus berberidifolia A. C. Sanders, Kent Beaman 2002-5-10 25055 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  UCR235077  Quercus berberidifolia A. C. Sanders, John F. Green 2012-6-1 40236 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, just SE of I-15 junction with Horsethief Cyn. Rd., c. 7 miles N of Lake Elsinore 377 Comment
  UC219577  Quercus chrysolepis P. A. Munz 1922-6-30 5908 Riverside Santa Rosa Santa Rosa Mts. 1981 Comment
  SEINET12028629  Quercus chrysolepis L. A. Bellue, Schlising, R. A. 1970-1 2954 Riverside Morris Ranch Road;3.3mi N of Hwy-74 Comment
  CAS-BOT-BC86547  Quercus cornelius-mulleri D. B. Dunn 1947-10-9 3529 Riverside Joshua Tree National Monument at campground area by Hidden Valley Comment
  UC63840  Quercus cornelius-mulleri H. M. Hall May 1901 1917 Riverside e of Kenworthy (e base of San Jacinto Mountains, along borders of the Colorado Desert); Colorado Desert, San Jacinto Mountains Comment
  RSA697631  Quercus dumosa Unspecified 1928-12-4 394 Riverside 3/4 mi. West of Split Rock. Comment
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Oct 23 2011
  RSA575841  Quercus engelmannii Steve Boyd 1982-10-28 s.n. Riverside Gavilan Hills region, ''Blue Oak Canyon'', tributary of Dawson Canyon drainage northern flank of Estelle Mountain. 427 Comment
  RSA652367  Quercus kelloggii William Gilbert 1969-5-24 s.n. Riverside Between Banning and Idyllwild 1524 Comment
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Aug 17 2011
  SACT002142  Quercus kelloggii Carl Epling 1931-10-4 Riverside 1584.96 Comment
  UCR111510  Quercus palmeri A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22277 Riverside San Jacinto Mtns., Hwy 74 in Garner Valley (eastern), 2.7 mi. NW of Hwy 371 junction to Anza, Pine Meadow area, 0.8 mi. NW of Devil's Ladder Rd. 1402 Comment
  UCR106423  Rafinesquia californica George K. Helmkamp, A. C. Sanders 1997-3-15 1486 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  UCR96886  Rafinesquia californica Scott D. White 1993-3-12 1168 Riverside Near Winchester 466 Comment
  RSA472423  Rafinesquia neomexicana N. R. Zabriskie, Walter M. Zabriskie 1973-3-20 583 Riverside Coyote Canyon just above jepp road end, Deep Canyon drainage, north slope Santa Rosa Mountains 335 Comment
  RSA674688  Rafinesquia neomexicana Scott D. White 2001-4-27 8422 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  RSA781614  Rafinesquia neomexicana Duncan S. Bell 2009-3-8 81 Riverside Arica Mountains: northwest side of mountain range approximately 3.2 air miles northwest of Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 479 Comment
  SEINET6088758  Rafinesquia neomexicana Unknown 1944-3-25 1038 Riverside Morongo Pass. Comment
  UC68997  Rafinesquia neomexicana H. M. Hall April 1905 5873 Riverside Colorado Desert, Chuckawalla Bench Comment
  VVC2469  Rafinesquia neomexicana Tim Thomas 2013-3-18 5945 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  CLARK-A1528-787  Ranunculus californicus Annette Price 1962-5-1 O 64 Riverside Santa Ana Mountains Comment
  RSA698549  Ranunculus californicus Mabel Harvey s.n. Riverside Santa Ana Canyon. Comment
  CAS-BOT-BC378494  Ranunculus californicus var. californicus Lyman Benson 1932-3-26 3164 Riverside 3 mi N Temecula; San Jacinto Mt. Range 457 Comment
  POM296  Ranunculus cymbalaria var. saximontanus I. M. Johnston 1917-6-9 1219 Riverside Santa Ana River near Corona Comment
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Nov 20 2011
  RSA162760  Ranunculus cymbalaria var. saximontanus J. D. Olmsted 1959-9-23 997 Riverside Stream crossing just S of Hurkey Creek crossing on Hwy 74 by entrance to Garner Ranch. San Jacinto Mts to Hemet Lake 1479 Comment
  RSA400244  Ranunculus cymbalaria var. saximontanus Mark Morris 1929-3-17 14900 Riverside Palm Canyon. Comment
  UCR30480  Ranunculus hebecarpus John C. Roos 1950-5-6 4790 Riverside Santa Ana Mtns., Hagador Canyon 427 Comment
  UCR97753  Rhamnus alaternus A. C. Sanders 1997-3-1 19726 Riverside Riverside: E side of University of California campus. 335 Comment
  UCR111770  Rhamnus crocea Mitch Provance 1998-3-17 224 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
  UCR249823  Rhamnus crocea T. B. Salvato, John Lovio 2013-3-19 7361 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  RSA552764  Rhamnus ilicifolia Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-3-31 6750 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 671 Comment
  SEINET10493674  Rhamnus ilicifolia James S. Miller 1992-5-8 Miller 7460 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  UCR101449  Rhamnus ilicifolia A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22226 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon 671 Comment
  RSA0027937  Rhamnus ilicifolia John F. Emmel 1992-5-16 1222 Riverside Elsinore Mts: Ridgetop along Main Divide Road, 0.7 air mi east of El Cariso Guard Station. 902 Comment
  POM17819  Rhamnus tomentella subsp. cuspidata P. A. Munz, D. D. Keck 1923-6-14 7081 Riverside Santiago peak, Santa Ana Mountains. 1616 Comment
  RSA471023  Rhododendron occidentale N. C. Cooper 1949-6-29 4339 Riverside East side of San Jacinto Mountains. 457 Comment
  RSA802096  Rhododendron occidentale Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4983 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  CAS-BOT-BC200032  Rhododendron occidentale var. californicum Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UCR94484  Rhus integrifolia Steve Boyd 1981-1-9 s.n. Riverside Peninsular Range, Gavilan Hills, narrows in central Dawson Cyn. 488 Comment
  HSC3151  Rhus ovata C. L. Hitchcock, C. V. Muhlick 1964-3-17 23098 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  SD229049  Rhus ovata Dick Schwenkmeyer 2012-5-22 720 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  UCR16586  Rhus ovata K. S. Gill 1965-4-16 s.n. Riverside Santa Ana Mtns., Tin Mine Canyon at the foot of Skyline Drive, south of Corona 459 Comment
  RSA544412  Rhus trilobata var. pilosissima Steve Boyd, Timothy S. Ross 1991-6-14 6380 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  CAS-BOT-BC93062  Ribes californicum var. hesperium B. D. Stark 1930-2-21 1470 Riverside Hidden Canyon near Corona. Santa Ana Mountains. Comment
  OBI52765  Ribes indecorum A. C. Sanders 1988-1-30 7591 Riverside Eastern foothills of the Santa Ana Mtns ca. midway between Murrieta and Temecula. Los Cerritos Ranch and adj 80 acre property to the NW; N of Cherry St, W of Adams Ave., S of Meadowlark Ridge Ln and Elm St 366 Comment
  POM48327  Ribes malvaceum var. viridifolium E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  RSA0022092  Ribes montigenum P. A. Munz 1922-7-7 6046 Riverside Summit of San Jacinto Peak. 3287 Comment
  CAS-BOT-BC219235  Ribes nevadense E. A. McGregor 1941-6-12 7 Riverside Idyllwild, San Gabriel Mountains Comment
  SD132413  Romneya coulteri var. coulteri Narca A. Moore-Craig 1984-4-21 Riverside Santa Ana Mtns. Temescal Canyon at boundary of Cleveland Natl. Forest and Glen. 427 Comment
  POM122702  Rosa californica Marcus E. Jones 1926-6-20 s.n. Riverside Near Idyllwild Comment
  UCR46719  Rosa californica B. G. Pitzer, D. C. Hawks 1986-12-2 360 Riverside Peninsular Range, Temescal Canyon, c. 1 mi north of Glen Ivy Hot Springs and 0.5 mi west of I-15 off Lawson Drive between Temescal Canyon Road & Warm Springs Dr. 336 Comment
  RSA0086464  Rubus ursinus Mitch Provance 2013-4-8 413 -11 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave. 226 Comment
  CAS-BOT-BC433583  Rumex hymenosepalus E. A. Zumbro 1900-5-1 345 Riverside Reche Canon [Reche Canyon] Comment
  UCR3241  Rumex hymenosepalus Bob Brownell 1964-5-15 s.n. Riverside Colton [south of], 3 mi from Washington Ave up Reche Canyon Rd. 366 Comment
  RSA556445  Rumex pulcher Julie Greene 1993-4-17 1224 Riverside West of Davis Road. 433 Comment
  POM316525  Rumex salicifolius M. French Gilman 1934-7-8 s.n. Riverside San Jacinto Mountains Comment
  UC56649  Rumex salicifolius var. denticulatus Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  RSA759245  Rupertia physodes Robert Allen 2008-5-17 s.n. Riverside Bear Canyon Trail. Near boundary of San Mateo Wilderness 675 Comment
  UCR43752  Sagina C. Sylber 1986-5-20 s.n. Riverside Riverside, residential garden at 1040 Central Avenue 366 Comment
  UC64163  Sagina saginoides H. M. Hall June 1901 Riverside San Jacinto Mts., Fuller's Mill Mts., Box Spring 1615 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
  UC909938  Salazaria mexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  CAS-BOT-BC129746  Salix bonplandiana E. W. Lathrop 1959-4-17 4490 Riverside 14 miles east of Murrieta, Tenaja plateau, west slope of Rolondo Mesa. 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
  UCR232041  Salix exigua John F. Green 2008-4-22 04- 04 Riverside Peninsular Range, hills south of Perris, powerline route just east of the San Jacinto River, west of Goetz Rd. 438 Comment
  CAS-BOT-BC108114  Salix gooddingii Ivan Johnston 1917-4-4 1056 Riverside Palm Canyon - Colorado Desert 457 Comment
  RSA512129  Salix gooddingii Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
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Aug 27 2010
  UCR275356  Salix gooddingii T. B. Salvato, Melissa Clemons 2005-6-9 1499 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  LA208733  Salix laevigata Carl Hedin; Joseph Ewan 1932-7-9 7678 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  UC483076  Salix laevigata Frank W. Peirson 1928-3-10 7700 Riverside Snow Creek Auto Camp Whitewater Comment
  UC914225  Salix laevigata Charles B. Fiker 1946-4 3365 Riverside s of Temecula bridge (Hwy. 395) Comment
  UCR87878  Salix lasiolepis G. F. Pratt 1994-3-13 94- 5 Riverside Mojave Desert, Joshua Tree National Monument, N canyon off of Quail Mountain 1280 Comment
  CAS-BOT-BC126321  Salix sessilifolia Crawford; Johnston 1917-6-9 1244 Riverside Santa Ana River near Corona Comment
  RSA469681  Saltugilia splendens Robert L. Rutherford 1945-5-24 1655 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC1080500  Saltugilia splendens subsp. splendens Verne Grant and Howard Latimer 1957-5-6 9984 Riverside in wash below Morongo Valley (San Bernardino-Riverside County); below Morongo Valley Comment
  UCR207924  Salvia O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  UCR12138  Salvia X bernardina O. F. Clarke 1972-3-13 s.n. Riverside University of California, Riverside. Botanic Garden 412 Comment
  RSA13816  Salvia apiana var. compacta Victor Duran 1933-7-1 3491 Riverside Near Santa Rosa. Santa Rosa Mountains 1829 Comment
  UC489045  Salvia carduacea C. V. Meyer Jun 1927 151 Riverside Temecula Comment
  POM48143  Salvia columbariae E. Schlinger 1920-04 s.n. Riverside Chuckwalla, Colorado Desert. Comment
  UC1287103  Salvia columbariae C. L. Hitchcock 1966-3-15 24155 Riverside 1 mi e Glen Ivy Hot Springs Comment
  UC1537560  Salvia columbariae Gordon H. True Jr. 1935-2-20 5 Riverside Box Springs; Sycamore Canyon 365 Comment
  UCD125737  Salvia columbariae A. C. Sanders; Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23884 Riverside Perris-Aguanga Basin region. Temecula, along E side of pipeline NE of Long Canyon, W of San Diego Aqueduct. 381 Comment
  UCR113160  Salvia columbariae A. C. Sanders 1998-3-11 21660 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, looking down on San Jacinto Valley between ends of Warren Rd. and Sanderson Ave. 610 Comment
  UCR4136  Salvia columbariae Ronald M. Cope 1965-3-13 s.n. Riverside Western Colorado Desert/ San Bernardino Mtns., small canyon on west side of Whitewater Canyon Road about 2 mi from trout hatchery 549 Comment
  SBBG29412  Salvia eremostachya D. Myrick 1968-3-4 1809 Riverside Palms to Pines Hwy out of Palm Desert 762 Comment
  SD70009  Salvia greatae Darley F. Howe 1968-3-17 4494 Riverside Salton Creek between Orocopia and Chocolate Mountains. 121 Comment
  CLARK-A1528-588  Salvia mellifera Markell Kohn 1959-4-1 Riverside Riverside Comment
  RSA666647  Salvia mellifera A. C. Sanders, Kent Beaman 2002-5-10 25046 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  SD241881  Salvia mellifera Jay Walker, R. C. Walker 2004-4-14 3086 Riverside 1.6 m W of Radec (jct 79 and R3), along Cutca Valley Road, 0.3 miles from jct with hwy 79. Comment
  UCR107705  Salvia mellifera A. C. Sanders 1997-3-1 19746 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR251869  Salvia mellifera M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  JOTR37448  Salvia mohavensis Hodges, Stephen, T. Green 2016-5-24 570 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; ascending up wash and slopes towards Mount Minerva Hoyt peak from the east (Stop 2). Comment
  POM171398  Salvia mohavensis I. M. Johnston 1930-6-15 3774 Riverside At extreme SE corner of the Eagle Mountains. Comment
  RSA785973  Salvia mohavensis Doris Bowers 1978-3-19 2534 Riverside Wild Horse Canyon 1280 Comment
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Apr 7 2013
  RSA733968  Salvia vaseyi Keith E. Hoffmaster 1937-6-6 813 Riverside Desert grade of Palms to Pines Highway. Comment
  POM259108  Sambucus mexicana P. A. Munz 1938-8-14 15368 Riverside Head of Black Rabbit Canyon, Toro Peak, Santa Rosa Mountains. 2378 Comment
  UCR112798  Sambucus mexicana A. C. Sanders 1997-5-1 20618 Riverside Lake Skinner area, old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  UCR140729  Sambucus mexicana A. C. Sanders 2004-5-12 27884 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA612777  Sanicula arguta D. L. Banks, V. W. Steinmann 1997-3-13 1425 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  UCR135820  Sanicula bipinnata A. C. Sanders, Guy Bruyea 2004-4-2 27433 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  RSA524590  Sanicula bipinnatifida Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3904 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  UCR241569  Sanicula bipinnatifida A. C. Sanders 2013-4-16 40800 Riverside Peninsular Range; SE Gavilan Hills, SCE power line west of the San Jacinto River and south of Perris, below/NE of the intersection of McPherson Rd. and Keystone Dr. 450 Comment
  UCR194215  Sarcostemma cynanchoides Scott D. White, Angelia Carey 2004-6-4 10470 A Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UC495324  Sarcostemma cynanchoides subsp. hartwegii P. A. Munz 1932-4-24 12397 Riverside Snow Creek Canyon San Jacinto Mts., Snow Creek Canyon 457 Comment
  RSA613422  Sarcostemma hartwegii D. L. Banks 1997-4-5 1670 A 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
  JOTR32907  Sarcostemma hirtellum Andre, Jim, Tasha La Doux 2009-3-10 11250 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  LA105131  Saxifraga Frank C. Vasek; 1987-7-14 Riverside San Jacinto Mountains, San Jacinto Mountains, Vista Grande Road (3S08) 1.0 mi E of Banning-Idyllwild Road (SH243) 1523 Comment
  SD224816  Schinus polygamus A. C. Sanders, G. K. Helmkamp 1995-12-5 17930 Riverside Riverside; abandoned orange orchard on Spruce ST. at Canyon Crest Dr. 305 Comment
  UCR196367  Schismus arabicus Naomi Fraga, Lisa Rojas 2005-2-10 1365 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  CLARK-A1656-759  Schismus barbatus Theo Glenn 1979-3-11 Riverside San Jacinto Mountains Comment
  HSC92568  Schismus barbatus Isely, Bragonier 1960-3-22 7196 Riverside Desert Palms. Comment
  RSA466562  Schismus barbatus Christopher Davidson 1973-4-1 1803 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA772124  Schismus barbatus Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4834 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
  SEINET229294 Image available Schismus barbatus L. M. Shultz, JS Shultz 1985-4-18 8321 Riverside Chuckawalla Mountains at Corn Springs 518 Comment
  UCR56085  Schismus barbatus J. A. Adams 1966-3-12 451 Riverside Sonoran (Colorado) Desert, Coachella Valley; Hwy 74, 2 mi above Palm Desert 216 Comment
  SDSU12984  Schoenoplectus americanus Michael G. Simpson with Claudia A. Luke 1999-10-27 2020 Riverside Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR111565  Schoenoplectus pungens var. longispicatus Mitch Provance 1999-5-4 1692 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA522113  Scirpus microcarpus Steve Boyd, Timothy S. Ross 1989-8-28 3806 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA736531  Scirpus microcarpus Scott D. White 2004-4-26 10257 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR116396  Scirpus microcarpus P. A. Rauch 1966-4-30 s.n. Riverside San Jacinto Mtns., Fuller Mill Creek 1646 Comment
  RSA68298  Scrophularia californica subsp. floribunda Verne Grant, Alva Grant 1951-6-4 16011 Riverside 2 mi. s. of Temecula on Hwy 395 335 Comment
  RSA249827  Scutellaria antirrhinoides Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38090 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
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Jun 7 2015
  RSA739712  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35641 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
  UC884052  Scutellaria siphocampyloides P. A. Munz 1922-6-23 5764 Riverside Keen Camp; San Jacinto Mountains, Keen Camp 1524 Comment
  RSA0097130  Searsia lancea Marc A. Baker 2015-7-2 18374 Riverside The Badlands, 15 km SE of central San Bernardino, 1.6 km south of San Timoteo Wash. 486 Comment
  RSA603301  Sedum niveum R. E. Riefner 1997-8-7 97 -241 Riverside Santa Rosa Mountain: near summit 2439 Comment
  RSA621903  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1989-3-11 2906 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam 396 Comment
  POM189  Senecio californicus F. M. Reed 1904-5-20 13 Riverside Vicinity of Riverside. Comment
  JOTR31062  Senecio flaccidus var. douglasii La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2044 Riverside Joshua Tree National Park. Little San Bernardino Mountains, above Lower Covington Flats; STOP 2: steep rocky canyon heading up to west side of Quail Mountain region Comment
  OBI52131  Senecio flaccidus var. monoensis Larry Kelly, David J. Keil 1988-4-16 51 Riverside ca. 5 mi from hwy 10 on road through Ocatillo garden, and cholla patch in Joshua tree national monument Comment
  POM13264  Senecio mohavensis E. C. Jaeger 1922-3-4 116 Riverside Painted Canyon near Mecca. Comment
  SBBG55575  Senecio mohavensis D. Keil, M. McLeod, D. Walters 1977-3-28 12075 Riverside Pinto Basin Rd, 11 mi S of northern park boundary Comment
  UCR279503  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-27 43106 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  UCR26101  Senecio vulgaris John C. Roos 1952-3-26 5417 Riverside City of Riverside, Fairmount Park 259 Comment
  RSA523870  Senecio vulgaris Gordon H. True 1935-4-1 199 Riverside Box Springs. 366 Comment
  LA204898  Senegalia greggii Norman C. Cooper; 1944-5-20 2632 Riverside San Jacinto Mountains, Palms to Pines Highway 304 Comment
  UCSB37842  Senegalia greggii Roos, John 1965-6-23 Riverside Colorado Desert, Lost Palms Wash north of Chiriaco Summit near the Eagle Mtns. Comment
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Mar 26 2011
  SD247432  Senna armata A. C. Sanders, Jim Malusa 2015-9-10 41855 Riverside Sonoran (Colorado) Desert: Bradshaw Trail, 0.85 mile SE of its junction with Summit Road in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range (East of Red Canyon 7.5'Q) 480 Comment
  SEINET3107286  Senna armata Sears 1978-4-12 1184 Riverside 30 mi W of Rice; dirt road N into Cadiz Valley; N of Coxcomb Mountains. 390 Comment
  UC574994  Sesuvium verrucosum C. Epling, J. Ewan June, 1933 Riverside s shore of Lake Elsinore Comment