Search Results — 2000 specimen records retrieved (1899 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG94854  Abies concolor F. C. Vasek 1977-11-25 771125 -8 Riverside Cinco Posos Spring below Black Mtn Lookout Comment
  UCR131459  Abies concolor June Latting 1973-3-1 s.n. Riverside Santa Rosa Mountains., Santa Rosa Mountain along Santa Rosa Mtn. Rd. 2104 Comment
  CAS-BOT-BC229309  Abronia villosa A. C. Sanders; D. Malueg 2003-5-8 26564 Riverside San Jacinto Valley: San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  CAS-BOT-BC229314  Abronia villosa Ethel H. Campbell 1921-6-1 s.n. Riverside San Jacinto Comment
  POM6704  Abronia villosa var. aurita P. A. Munz, L. T. Street, G. Williams 1919-3-26 2336 Riverside Palm Canyon 213 Comment
Read comments
Apr 23 2011
  RSA0012147  Abronia villosa var. aurita Mark A. Elvin, Julie M. Vanderwier 2002-5-16 2052 Riverside Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  RSA461180  Abronia villosa var. aurita N. C. Cooper 1949-3-15 3170 Riverside North of Palm Springs. 122 Comment
  UCD109810  Abronia villosa var. aurita R. N. Raynor 1933-3-31 s.n. Riverside Colorado desert, east of Palm Springs. Comment
  UCD170131  Abronia villosa var. aurita Mark A. Elvin; Julie M. Vanderwier 2002-5-16 2052 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  RSA0030910  Abronia villosa var. aurita Ira W. Clokey, E. G. Anderson 1935-8-21 6604 Riverside Hemet Lake. 1300 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
  UCR40263  Abutilon theophrasti Steve Boyd 1985-9-23 1189 Riverside Boyd residence, Good Hope Valley area, west of Perris. 488 Comment
  UCR149393  Acacia baileyana Scott D. White 2003-12-1 9894 Riverside Santa Ana River Valley; city of Riverside; La Sierra area 244 Comment
  POM2530  Acacia greggii var. arizonica J. S. Chase 1916-04 s.n Riverside Palm Springs. Comment
  CAS-BOT-BC35188  Acamptopappus sphaerocephalus H. M. Hall 1901-6-1 2108 Riverside San Jacinto Mountains, eastern base along the borders of the Colorado Desert Comment
  UCR100091  Acamptopappus sphaerocephalus R. G. Swinney 1967-2-19 43 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 335 Comment
  SBBG28548  Acamptopappus sphaerocephalus var. sphaerocephalus D. Myrick 1964-4-30 822 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert 1066 Comment
  CAS-BOT-BC218714  Achnatherum coronatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9663 Riverside 3 miles below junction of Idylwild Road on State Highway #74 Comment
  POM365987  Achnatherum hymenoides Bonnie C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
  SEINET260232 Image available Achnatherum parishii subsp. parishii M. Curto, LS Allen 1990-6-18 663 Riverside Santa Rosa Mt NW slope Santa Rosa Mt Rd (SBNF 7S02) ca 5 km W of Santa Rosa Springs Campground 1830 Comment
  UC573955  Achnatherum speciosum H. S. Yates 1937-3-24 6463 Riverside near head of Deep Canyon; Thermal Quadrangle Comment
  CHSC114152  Achyrachaena mollis A. C. Sanders; T. B. Salvano 2011-4-1 38942 Riverside Peninsular Range: Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill. 409 Comment
  CHSC210  Achyronychia cooperi E. Thomas 1940-3-3 Riverside Along shore of Salton Sea. Comment
  RSA423494A  Achyronychia cooperi E. S. Spalding 1926-2-13 s.n. Riverside Between Palm Springs and Mecca. Comment
  LA47824  Acmispon argophyllus var. argophyllus L. Haines; L. Erickson 1937-4-9 sn Riverside Riverside-Hemet road near Winchester turnoff Comment
  CAS-BOT-BC402137  Acmispon grandiflorus var. grandiflorus LeRoy Gross; Grace Cho; Caitlin Elam 2013-5-30 6156 Riverside Peninular Ranges; San Jacinto Mountains region: 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
  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
  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
  UCSB37399  Adenophyllum porophylloides Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns.; Corn Springs Campground 457 Comment
  RSA390501  Adenostoma fasciculatum var. fasciculatum M. M. Thompson 1947-6-9 C 2078 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  LA207890  Adenostoma sparsifolium Elizabeth McClintock; 1936-7-29 sn Riverside Pines to Palms Hwy Comment
  RSA79036  Adenostoma sparsifolium E. K. Balls, Percy C. Everett 1952-11-18 18254 Riverside 200 yards east of Santa Rosa summit. 1494 Comment
Read comments
Jun 30 2012
  SEINET1910302  Adenostoma sparsifolium A. C. Sanders, R. E. Riefner 2005-1 31547 Riverside San Jacinto Mtns.: Vandeventer Flat along Hwy 74, 1.2 mi. west of Santa Rosa Mtn. Rd., just west of entrance to Santa Rosa Indian Reservation (Butterfly Peak 7.5' Q. 1402 Comment
  UCR264078  Adiantum capillus-veneris S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1080 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, upper part of canyon, near Corona 732 Comment
  UCR119274  Agave americana Mitch Provance 1998-6-24 756 B Riverside Jurupa Mountains, Glen Avon Heights, property north of the end of Flemming St., and just south of the Glen Avon Quarry. 259 Comment
  UC36749  Agnorhiza ovata H. M. Hall June 1901 2170 Riverside Thomas Valley San Jacinto Mts. 1371 Comment
  RSA784536  Agrostemma githago J. D. Olmsted 1959-7-4 736 Riverside Strawberry Creek Drainage Area: Along tributary from south of Lily rock 0.25 mi above junction with Strawberry Creek 0.5 mi above Idyllwild. 1677 Comment
  POM49466  Agrostis exarata P. A. Munz, I. M. Johnston 1924-7-28 8816 Riverside Pine Flats 1738 Comment
  UC729550  Agrostis exarata Carl B. Wolf 1932-8-6 3997 Riverside 2 9/10 mi from Idyllwild (on road to Hemet); San Jacinto Mts. 1219 Comment
  RSA131724  Agrostis pallens E. K. Balls 1958-6-27 23301 Riverside Between Santiago Peak and Indian Truck Trail, along Main Divide, Santa Ana Mountains. 1372 Comment
  RSA681918  Agrostis pallens Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9586 Riverside Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  POM162494  Agrostis scabra Ralph Hoffmann 1929-9-8 s.n. Riverside San Jacinto Mountain. [San Jacinto Mountains] Comment
  UCR2115  Agrostis scabra F. M. Reed 1928-7-23 6134 Riverside San Jacinto Mtns., Strawberry Valley. Bed of Strawberry Creek - Scout Camp 1524 Comment
  UCR71881  Alchemilla arvensis Joe Di Bernardo 1992-4-6 92- 01 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert, condominium complex at Mountain Shadows Golf Course Comment
  UCR162619  Alchemilla occidentalis Abby Sirulnik 2003-4-1 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Lopez Canyon, near Lake Skinner 610 Comment
  RSA469415  Aliciella latifolia E. C. Jaeger 1922-3-19 750 Riverside Painted Canyon, near Mecca. 61 Comment
  LA204665  Allenrolfea occidentalis Louis Wheeler; 1931-11-27 377 Riverside Salton Sea, 2 mi. SE Salton Bench Mark -76 Comment
  RSA696215  Allenrolfea occidentalis Anonymous s.n. Riverside Colorado Desert. Comment
  CAS-BOT-BC434479  Allionia incarnata Peter H. Raven 1958-1-24 11455 Riverside Fargo Canyon Comment
  RSA793264  Allionia incarnata Aaron C. Sedgwick, Joella Simons Adkins 2012-10-24 146 Riverside Graham Pass Rd. in the Chuckwalla Mtns. ~1 mi. north of Graham Pass. 421 Comment
  SD185253  Allionia incarnata John Green 2005-2-2 Riverside Salton Basin, transect along Coachella Canal between siphons 29 and 30, ca. 3 miles east of Desert Beach 24 Comment
  UCR233943  Allionia incarnata Duncan S. Bell 2011-10-22 2996 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
  UCR98433  Allium cratericola G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  SEINET12045043  Allium fimbriatum var. fimbriatum N. C. Cooper 1944-1 1237 Riverside Pinyon Flats, Palms to Pines Hwy, San Jacinto Mts 1219 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
  HSC85668  Allium haematochiton Steve Boyd 1986-3-9 1378 Riverside Temescal Canyon: Alberhill Mtn., S slope of mtn., just E of claymine area 459 Comment
  RSA612930  Allium haematochiton Darin L. Banks 1997-3-29 1647 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. 463 Comment
  JEPS47552  Allium marvinii Frank W. Peirson 1921-3-19 2394 Riverside 4 mi w Beaumont Comment
  JOTR30649  Allium parishii La Doux, Tasha, Erin Babich 2008-4-21 1809 Riverside Joshua Tree National Park. Stop 6- Little San Bernardino Mountains, above Upper East Deception Canyon, open rocky ridge 1406 Comment
  UC843420  Allium peninsulare var. peninsulare I. W. Clokey, E. G. Anderson 1935-4-16 6550 Riverside e Hemet 640 Comment
Read comments
May 11 2010
  RSA770553  Allium praecox S. Mashayekhi, M. Biabani 2008-4-6 SM 009 Riverside South of Harford Spring Co. Park, south of Idaleona Rd., north of hill in canyon. 606 Comment
  UC3117  Allium praecox Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  CAS-BOT-BC475445  Allium serra W. G. Wright 1894-5-1 s.n. Riverside Not specified Comment
  RSA678942  Allophyllum Scott D. White, Michael Honer 2003-6-3 9486 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  SD71849  Allophyllum glutinosum Helen V. Witham 1969-7-2 190 Riverside De Luz Creek, 7.0 miles south of Murietta on road to De Luz. 299 Comment
  UCR174336  Allophyllum glutinosum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32497 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  POM13056  Allophyllum violaceum E. C. Jaeger 1921-6-20 s.n. Riverside Tahquitz Valley, San Jacinto Mts. Comment
  SD80158  Alnus rhombifolia Nancy Ryan Zabriskie, Walter Zabriskie 1971-2-13 339 Riverside East slope San Jacinto Mountains, Andreas Canyon, north bank 100 yards upstream from crossing below Clubhouse 305 Comment
  JOTR35022  Amaranthus albus La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3120 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  SBBG94678  Amaranthus albus S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 mi. (airline) SW of Temecula, on Via Yerba Rd, E of Vaquero Rd; T8S, R 3W, on line between S 22 and 27 374 Comment
  RSA544288  Amaranthus albus Steve Boyd, Timothy S. Ross 1991-6-14 6359 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
  SEINET3080605 Image available Amaranthus blitoides Ed LaRue 1989-4-21 Riverside Moreno Valley, Univ. of CA agricultural experimental farms, ca. 1/2 mi S. of Alessandro Blvd. near corner of Cactus Ave. & Nason St. Comment
  JOTR29246  Amaranthus fimbriatus La Doux, Tasha 2005-8-17 1527 Riverside Joshua Tree National Park. Queen Valley, at intersection of Park Blvd. and O'Dell Rd. 1338 Comment
  SEINET10389835  Amaranthus fimbriatus A. C. Sanders, Jim Malusa 2015-9-10 41862 Riverside 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
  HSC92618  Amaranthus retroflexus J. J. Jimenez-Osornio 1986-11-6 2 Riverside Corona 186 Comment
  RSA0086783  Ambrosia acanthicarpa R. G. Swinney 1967-5-26 14064 Riverside White Water Bench. 305 Comment
  UCR178040  Ambrosia acanthicarpa Scott D. White 2003-9-9 9826 Riverside San Jacinto Mtns, Pine Cove area, Dutch Flat 1753 Comment
  RSA191738  Ambrosia dumosa R. F. Thorne 1963-3-29 32401 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
Read comments
Dec 14 2011
  RSA416971  Ambrosia dumosa Martha Hilend 1928-3-25 s.n. Riverside Painted Canyon. Comment
  RSA775936  Ambrosia dumosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 946 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  UC724343  Ambrosia dumosa Aven Nelson, Ruth A. Nelson 1939-3-28 3297 Riverside near n end, on Hwy 111, Salton Sea Comment
Read comments
Jul 14 2012
  UCD128804  Ambrosia dumosa William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  RSA550199  Ambrosia ilicifolia Walter Wisura, J. Romero, M. Husar 1992-4-23 4706 Riverside Low Desert: Corn Spring, N base of Chuckwalla Mts. Comment
  RSA575845  Ambrosia psilostachya Steve Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of Estelle Creek and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 329 Comment
  CAS-BOT-BC273029  Ambrosia salsola Roxana S. Ferris 1953-4-20 12638 Riverside Road to Lost Palms Canyon ca. 4 mi. N of Shaver summit Comment
  SEINET10797869  Ambrosia salsola David B. Dunn, Howard Brown 1947-2-9 Dunn 2856 Riverside Pushawalla Canyon, Indio Hills. In dry wash bed. Comment
  SFV17322  Ambrosia salsola var. pentalepis J. N. Hogue, J. D. Dilley 1998-4-23 108 .5 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
Read comments
Mar 2 2015
  UC809697  Ambrosia salsola var. salsola E. K. Balls 1949-4-2 12904 Riverside open slopes towards Salton Sea near Durmid (on Hwy 111); Colorado Desert -67 Comment
  UCSB41780  Ambrosia salsola var. salsola Little, John 1975-5-4 Riverside 10 mi. E. of Cactus City under Frontage Rd. overpass; alongside Frontage Rd. Comment
  POM157929  Amorpha fruticosa P. A. Munz 1927-5-21 10841 Riverside Creek bank, 7 miles SW of Coahuila. Comment
  RSA192149  Amorpha fruticosa E. W. Lathrop 1966-5-8 6269 Riverside 5 miles west of Murrieta. Comment
  UCR17127.2  Amorpha fruticosa var. occidentalis Eric Fisher 1979-5-19 s.n. Riverside Box Springs Mtns, Reche Canyon, 5.5 mi NW of Moreno 610 Comment
  RSA487452  Amsinckia intermedia Bill Wagner 1988-3-9 s.n. Riverside Grain field at Benton Rd. and San Diego aqueduct, 1/2 mile E of Winchester Rd., NE of Murrieta. 412 Comment
  UCR251306  Amsinckia intermedia T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7429 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  RSA499898  Amsinckia menziesii var. menziesii Jeannette B. Edge 1934-3-18 s.n. Riverside [San] Timoteo Canyon. 518 Comment
  RSA586309  Anagallis arvensis D. L. Banks, S. D. Boyd 1995-5-3 220 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
  RSA296148  Anagallis arvensis Barry A. Prigge 1980-8-19 3996 Riverside Whitewater Canyon: 0.7 miles WNW of trout farm. 720 Comment
  RSA593798  Androsace elongata subsp. acuta Jeri Hirshberg 1995-5-19 273 A Riverside San Jacinto Mountains, Garner Valley. Comment
  UCR35266  Anemopsis californica L. B. Ziegler 1969-7-4 385 Riverside San Jacinto Mtns., Hemet Valley. Near Hemet Lake 1341 Comment
  UCR89925  Anthemis cotula Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  CDA5344  Anthriscus caucalis A. C. Sanders, Seung-Chul Kim 2005-5-7 30072 Riverside Peninsular Range, Agua Tibia Mountains; UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank Comment
  UCR150025  Anthriscus caucalis Scott D. White, Angelia Carey 2004-4-16 10189 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  CLARK-A1045-341  Antirrhinum coulterianum George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Hemet 15'Q Comment
Read comments
Jun 22 2013
  SEINET7072827  Antirrhinum coulterianum A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371 [the Cahiulla Road]. Coordinate datum: WGS84/NAD83. (33? deg. 27' 46" North Latitude, -116? deg. 51' 36" West Longitude, Coordinate datum: NAD27.). Comment
  UCR20951  Antirrhinum coulterianum A. C. Sanders 1978-7-1 86 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  CLARK-A1528-5198  Antirrhinum nuttallianum John C. Roos 1966-4-29 Riverside Comment
  UCD123469  Antirrhinum nuttallianum Scott D. White 1997-5-25 5251 B Riverside Perris Basin; south of Patton Ave. and west of Winchester Road, ca 2 air miles southwest of junction Winchester Road/ Simpson Ave. 457 Comment
  UCR124219  Antirrhinum nuttallianum S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR35227  Antirrhinum nuttallianum L. B. Ziegler 1976-6-11 548 Riverside From hill SE of Hemet in the foothills of of the San Jacinto Mtns. 549 Comment
  JEPS86510  Antirrhinum nuttallianum subsp. nuttallianum Roy E. Buck 1988-4-1 866 Riverside 7 air km w Lake Elsinore (town) (on e-facing slope above Calif Hwy 74, near top of grade w of Lake Elsinore, ca 2.0 air km wn of confluence of Harlan Canyon and Johnson Canyon); Elsinore Mountains 780 Comment
  RSA747562  Apiastrum angustifolium Michael Honer 2003-4-11 1819 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak 2349 . 640 Comment
  POM19797  Aquilegia formosa var. truncata Mary F. Spencer 1923-8-15 2179 Riverside Idyllwild. 1646 Comment
  UCR237875  Arabis Mark A. Elvin 2003-3-26 2363 Riverside San Jacinto Mountains, Garner Valley off Fobes Ranch Rd., east of Hwy 74 1372 Comment
  UCR27029  Arabis johnstonii T. P. Krantz 1978-5-30 S.N. Riverside San Jacinto Mtns., Quinn Flat, on E side of meadow Comment
  UCR18483  Arabis pulchra A. C. Sanders 1978-6-11 00219 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  RSA599151  Arceuthobium campylopodum R. S. Woglum 1937-10-20 1203 Riverside Peninsular Ranges, Santa Rosa Mountains. Comment
  UCR128300  Arceuthobium campylopodum Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8651 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  CAS-BOT-BC423306  Arctostaphylos L. Nye; G. Gust 2005-3-11 70 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  RSA629177  Arctostaphylos Jon E. Keeley 1992-7-16 16676 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 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
  RSA629451  Arctostaphylos glandulosa Jon E. Keeley 1992-7-16 16566 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  UCR122852  Arctostaphylos glandulosa Susanne M. James 1979-1-20 13 Riverside San Jacinto Mtns., 2.5 mi north of Soboba Indian Reservation and 1 mi west of San Bernardino National Forest along Poppet Flat Road Comment
  RSA629359  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-6-12 15544 Riverside Rd to Elsinore Pk., 1 km S of Elsinore Pk. Santa Ana Mtns. 950 Comment
  SD217272  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-2 6655 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness; lower half of Tenaja Canyon especially about Fisherman/s Camp Comment
  SDSU13500  Arctostaphylos glandulosa subsp. glandulosa W. Miller with C. Mosse 1972-7-20 Riverside Comment
  POM254922  Arctostaphylos glandulosa subsp. zacaensis W. Pequegnat 1940-4-13 s.n. Riverside Southwest Santiago Peak, Santa Ana Mts. 1735 Comment
  RSA263747  Arctostaphylos glandulosa subsp. zacaensis E. W. Lathrop 1968-5-22 6908 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  LA34914  Arctostaphylos glauca Mary V. Hood; 1939-12-30 39- 130 k* b. Riverside Ribbon Wood, Pines to Palms 1341 Comment
  RSA631771  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15078 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631777  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19270 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631790  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15532 Riverside Road to Elsinore Peak 2.8 km south of Highway 74. 870 Comment
  RSA631802  Arctostaphylos glauca Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20100 Riverside Highway 371, 1 km east of Anza. 1220 Comment
  RSA631835  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15545 Riverside 1/2 km south of Elsinore Peak, Santa Ana Mountains. 900 Comment
  RSA736549  Arctostaphylos glauca Scott D. White, Angelia Carey 2004-7-2 10584 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SBBG21961  Arctostaphylos glauca R. F. Thorne with J. Olmstead 1963-7-26 32817 Riverside Trabuco District, Cleveland Nat Forest 304 Comment
  SD137791  Arctostaphylos glauca Darin L. Banks, Steve Boyd 1995-3-30 121 Riverside ClevelandNat'l Forest, Agua Tibia Wilderness Area 700 Comment
  SD60439  Arctostaphylos glauca Reid Moran 1964-7-27 11855 Riverside Canyon of Santa Margarita River, 2.5 mi. SSW of Temecula 199 Comment
  RSA633563  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21750 Riverside Dirt road to Santa Rosa Mountain, 1.8 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1605 Comment
  RSA633570  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16675 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633591  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22527 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633597  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16704 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633609  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22517 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633644  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20157 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633771  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21758 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  CAS-BOT-BC44375  Arctostaphylos pringlei subsp. drupacea H. E. McMinn 1925-7-2 1495 b Riverside Tahquitz Trail - San Jacinto Mts. Comment
  RSA635651  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16649 Riverside Road to Santa Rosa Mtn. (7S02), 8.5 km south of Hwy 74. 1930 Comment
  RSA635657  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16662 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  SBBG118569  Arctostaphylos pringlei subsp. drupacea L. Gross, F. Navidara, V. Soza 2003-6-23 1120 Riverside Black Mtn Rd (4501), SE of Black Mtn and NW of Fuller Mill Crk; T4S R2E S14 2012 Comment
  CAS-BOT-BC46341  Arctostaphylos pungens C. B. Wolf 1931-5-11 1953 Riverside Above Hemet Valley, San Jacinto Mts. 1676 Comment
  GMDRC6546  Arctostaphylos pungens J. M. Andre 2012-6-15 30498 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  POM367450  Arctostaphylos pungens Albert J. Perkins 1916-9-14 s.n. Riverside Idlewild Comment
  RSA635996  Arctostaphylos rainbowensis Jon E. Keeley 1992-9-26 21608 Riverside W of Hwy 15, 1.5 km S of Temecula. 430 Comment
  RSA636154  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19539 Riverside W of Temecula, N-facing slopes off Carancho Rd., 6 km NW of De Luz, eastern Santa Margarita Mtns. 440 Comment
  UCR90385  Arenaria douglasii Steve Boyd 1995-4-24 8480 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 its junction with the Dripping Springs Trail. 610 Comment
  UCR19212  Argemone corymbosa John C. Roos, Lucille Roos 1949-4-11 4245 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake Comment
  RSA0045241  Argemone intermedia W. Marquart 1938-3-12 s.n. Riverside Ten mi. west of Desert Center. Comment
  UC1007178  Argemone munita Philip A. Munz 1940-3-23 15675 Riverside road from Dale to Cottonwood Springs (s base of Pinto Mountains); Pinto Mountains 609 Comment
  RSA502588  Argemone munita subsp. munita Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-11 3724 Riverside Vail Lake area, recently burned hills SE of lake, S of Hwy 79. 488 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
  CAS-BOT-BC137657  Aristida adscensionis Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9580 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  LA9309  Aristida adscensionis Louis C. Wheeler; 1931-11-26 373 Riverside Salton Bench Mark -15 Comment
  RSA704541  Aristida adscensionis LeRoy Gross 2005-3-3 1581 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  RSA777634  Aristida adscensionis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 771 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  SD187312  Aristida adscensionis Naomi Fraga, Lisa Rojas 2005-2-10 1378 Riverside Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Highway 177. 365 Comment
  SEINET3918912  Aristida adscensionis D. Fenfrock 1951-5-10 s.n. Riverside Hwy 60-70 at Black Rock, 10 mi. W. of Blythe.; 0 Comment
  RSA129293  Aristida adscensionis var. modesta H. S. Yates 1937-3-23 6442 Riverside 15 miles NNE of Mecca 457 Comment
  UCR260358  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-9 41368 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  RSA727009  Aristida purpurea var. purpurea Naomi Fraga, Lisa Rojas 2005-2-10 1417 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  RSA703454  Aristida purpurea var. wrightii R. E. Riefner Jr. 2004-6-26 04 -210 Riverside Back basin of Lake Elsinore, west off Pete Lehr Drive from Diamond Stadium along berm road. 381 Comment
Read comments
Feb 28 2016
  CAS-BOT-BC90192  Artemisia californica E. K. Balls; P. C. Everett 1957-11-4 22755 Riverside Snow Creek 609 Comment
  CLARK-A1528-1559  Artemisia californica John C. Roos 1951-10-27 5347 Riverside Riverside 304 Comment
  UCR239462  Artemisia californica Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 718 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  JEPS36925  Artemisia dracunculus Carl V. Meyer 1928-7-30 597 Riverside Saunders Meadow San Jacinto Mts., Saunders Meadow 1676 Comment
  SD43534  Artemisia dracunculus Philip A. Munz 1946-10-19 11566 Riverside Coahuila 1095 Comment
  UCR116674  Artemisia dracunculus A. C. Sanders, Carolyn Washburn 2001-5-10 24238 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
  UCR245797  Artemisia dracunculus A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40958 Riverside Peninsular Range, Wilson Valley Preserve, 0.12 mi. S of Wilson Valley Rd., 1.1 mi. east of Sage Rd., 1.65 mi. east (87 deg. ) of Round Top Mtn. 770 Comment
  CAS-BOT-BC93479  Artemisia tridentata subsp. tridentata R. E. Jr. Riefner 2006-9-19 06 -442 Riverside Temecula Valley, c. 0.1 mi. west of I-15 Freeway along Temecula Creek (Temecula 7.5' Q) 300 Comment
  RSA725793  Artemisia tridentata subsp. tridentata R. E. Riefner 2006-9-19 06 -442 Riverside Temecula Valley, c. 0.1 mi. west of I-15 Freeway along Temecula Creek. 301 Comment
  RSA779726  Asclepias albicans Duncan S. Bell 2009-3-8 94 Riverside Arica Mountains: center of mountain range in the vicinity of Priest Mine approximately 2 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 467 Comment
  RSA699312  Asclepias californica Pomeroy 1929-5-11 s.n. Riverside Between Lake Elsinore and Glenn Ivy. Comment
Read comments
Oct 22 2011
  SEINET955535  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 89. Comment
  UC111252  Asclepias californica H. M. Hall Apr. 1897 Riverside Temecula Ck. Nigger Jim Canyon Comment
  UCR201459  Asclepias fascicularis Scott D. White, Justin M. Wood 2008-7-10 12449 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  RSA784783  Asclepias subulata Duncan S. Bell 2012-3-18 3187 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  SD121807  Asclepias subulata C. H. Muller 1952-5-21 9514 Riverside Outwash plain at mouth of Morongo Canyon Comment
  SD56842  Asclepias subulata Darley F. Howe 1963-5-15 3480 Riverside 26.5 miles west of Desert Center on California #197 455 Comment
  UCR131022  Asclepias subulata Karen Kirtland 1998-11-6 s.n. Riverside Sonoran (Colorado) Desert, sand and gravel mine c. 8 miles (airline) north of Blythe, SW of Big Maria Mtns. on Midland Road 137 Comment
  RSA0061163  Asphodelus fistulosus Robt. Allen 2009-4-3 s.n. Riverside Santa Ana Mountains region: Near community of El Cariso. Along South Main Divide Road, 515 air meters(0.32 air miles) southeast of junction with Ortega Hwy (SR74). 843 Comment
  LA202862  Asplenium vespertinum Lawrence L. Kiefer; 1965-5-1 1530 Riverside Bluff above Temecula Creek, ca. 2 mi. SW of Radec 518 Comment
  RSA764524  Aster subulatus var. ligulatus Justin M. Wood 2010-9-8 2603 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  UCD166200  Astragalus Jack Major 1962-4-16 765 Riverside Along side of road from Banning to Mt. San Jacinto. (Exact location unknown. Coordinates estimated by label maker.) 914 Comment
  UC68624  Astragalus aridus H. M. Hall Apr., 1905 5826 Riverside near Indio (Colorado Desert); , near Indio 0 Comment
  POM266080  Astragalus bernardinus C. L. Hitchcock 1940-4-3 5942 Riverside Between Cottonwood Springs and Pinto Basin. Comment
  UCR620A  Astragalus bicristatus J. Zabriskie 1974-5-24 692 Riverside Santa Rosa Mtns., Reservoir area at top of Deep Canyon stream; south of Pinyon Flat 1890 Comment
  RSA415430  Astragalus coccineus Martha Hilend 1928-1-31 s.n Riverside N.W. of Pinto Basin, Colorado desert. Above new El Dorado mine. Comment
  RSA26857  Astragalus crotalariae I. L. Wiggins 1941-3-24 9580 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  UC665878  Astragalus crotalariae Ira L. Wiggins 1941-3-24 9580 Riverside 2.7 mi s Mortmar (eastern side Salton Sea); , s of Mortmar Comment
  LA204925  Astragalus didymocarpus var. obispoensis C. B. Wolf; 1935-4-7 6301 Riverside Gavilan Hills region, 2 mi. SW of Perris 426 Comment
  RSA359860  Astragalus didymocarpus var. obispoensis Steve Boyd 1986-4-2 1624 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  CAS-BOT-BC182645  Astragalus douglasii A. C. Sanders; D. Malueg 2003-5-8 26563 Riverside San Jacinto Valley: San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  RSA0031439  Astragalus douglasii var. douglasii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4549 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CAS-BOT-BC178433  Astragalus douglasii var. parishii Elizabeth McClintock 1965-6-25 s.n. Riverside Top of Santa Rosa Mountain. Comment
  CAS-BOT-BC178450  Astragalus douglasii var. parishii H. M. Hall 1899-5-21 1117 Riverside San Jacinto Mts. 1828 Comment
  UCD104743  Astragalus douglasii var. parishii R. N. Raynor 1938-6-20 s.n. Riverside Coahuila. Comment
  UCR59757  Astragalus douglasii var. parishii Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2998 Riverside Vail Lake Area, Temecula Creek Cyn below Vail Lake dam 457 Comment
  RSA775106  Astragalus insularis var. harwoodii Duncan S. Bell, Michael Hee 2011-3-18 2047 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  SD43742  Astragalus insularis var. harwoodii Darley F. Howe 1949-3-21 1973 Riverside 3.0 miles west of Blythe. Comment
  CAS-BOT-BC187110  Astragalus lentiginosus var. borreganus Marian L. Campbell 1921-3-21 18 Riverside Palm Springs road to Banning Comment
  CHSC110023  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside Coachella Valley: Palm Springs. Northeast corner of 30th Ave. and Devall St. Adjacent to housing tracts and scheduled for grading and new construction +/- immediately. 101 Comment
  RSA498235  Astragalus lentiginosus var. coachellae F. W. Peirson 1920-2-17 s.n. Riverside Whitewater River, Colorado Desert, river at bridge. Comment
  UCR161729  Astragalus lentiginosus var. coachellae Mark A. Elvin 2005-4-26 4226 Riverside Northern Sonoran (Colorado) Desert, Coachella Valley; east of Flat Top Mtn 152 Comment
  RSA0025909  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -A Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  UCD105016  Astragalus lentiginosus var. variabilis P. C. Everett; E. K. Balls 1958-4-29 23026 Riverside 5.4 mi. ne. along road to Rice and Vidal Jct. from Desert Center. 259 Comment
  CAS-BOT-BC178069  Astragalus nuttallianus Peter H. Raven 1958-5-5 12897 Riverside West of Split Rock Tank, Joshua Tree National Monument Comment
  JEPS54934  Astragalus palmeri Marjorie D. Clary 1932-11-14 1673 Riverside Pinyon Flats , Pinyon Flats (San Jacinto Mts.) 1219 Comment
  CSUSB2272  Astragalus pomonensis Steven J. Southwell 1971-5-23 Riverside Santa Ana Mountains Santa Ana Mountains. Widespread along dirt road between Murrietta and Tenaja Station. 609 Comment
  JEPS48920  Astragalus pomonensis W. L. Jepson 1939-4-17 19161 Riverside 1 mi s of bridge over Temescal Creek (Temescal Valley, on old road to Oak Grove); Temescal Valley, s of Temescal Creek 304 Comment
  UCD105191  Astragalus pomonensis R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  CLARK-A1528-2761  Astragalus tricarinatus John C. Roos 1948-5-8 3826 Riverside Whitewater Comment
  RSA614428  Astragalus tricarinatus Aaron Liston, L. H. Rieseberg, Oscar Dorado 1992-3-26 852 Riverside Whitewater Canyon, 0.8 miles N of Whitewater Comment
  RSA415763  Astragalus trichopodus Elizabeth Tisdale 1931-6-19 20344 Riverside Chino Hills border. Santa Ana Valley. Comment
  SD82731  Athyrium filix-femina var. cyclosorum Clinton S. Kimball 1892-1 Riverside Strawberry Valley Comment
  RSA699820  Athysanus pusillus Scott D. White, Michael Honer 2003-4-4 8929 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR151410  Athysanus pusillus D. L. Banks 1997-5-1 1348 Riverside NW Palomar Mountains, Agua Tibia Mountains, 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
  UCR91430  Athysanus pusillus Scott D. White 1995-3-30 2645 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA550010  Atrichoseris platyphylla Walter Wisura, John Dolan, C. Demme 1992-4-13 4687 Riverside Lower Desert: Wileys Well Road, 10.5 miles S of prison Comment
  UC68977  Atrichoseris platyphylla H. M. Hall Apr 1905 5834 Riverside near Mecca; Colorado Desert -45 Comment
  POM153405  Atriplex argentea subsp. expansa P. A. Munz 1928-9-12 11304 Riverside SE end of Elsinore Lake Comment
  RSA617983A  Atriplex argentea var. mohavensis R. E. Riefner 1997-10-15 97 -348 Riverside Lake Elsinore area: Elsinore trough betwen Willard and Murrieta Creek Comment
  SD229126  Atriplex canescens Dick Schwenkmeyer 2012-11-6 876 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  SEINET238486  Atriplex canescens A. C. Sanders, Mitch Provance 2000-9-27 23673 Riverside Santa Ana River Valley: SW side of Mt. Rubidoux NW of intersection of Tequesquite Ave. and Gregory Rd. near confluenc 232 Comment
  SEINET4136498  Atriplex canescens Sears 1978-4-12 1179 Riverside 8 mi. NE of Desert Center.; 0 158 Comment
  SFV11874  Atriplex canescens R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  RSA594530  Atriplex canescens subsp. canescens D. L. Banks, Rashmi Pant 1996-5-13 1010 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a xeric, arkose ridge, approximately 100 m E of the Dripping Springs Guard Station, just S of Hwy. 500 Comment
  SD123919  Atriplex canescens subsp. canescens Robert F. Thorne, Kay Wright & Richard Benjamin 1982-10-8 55354 Riverside San Bernardino Mountains; mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges. 409 Comment
  JOTR34410  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
  RSA696734  Atriplex canescens var. laciniata J. R. Bruff 1927-10-8 s.n. Riverside Thousand Palms. Comment
  RSA0066133  Atriplex canescens var. macilenta Stephanie Rockwood, Christi Gabriel 2011-10-18 125 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  JEPS90679  Atriplex coronata var. notatior D. Bramlet 1991-6-1 2182 Riverside 1.4 km w of Nuevo (and some 10 m s of the end of 12th Street, some 17m e of San Jacinto River); San Jacinto crownscale 473 Comment
  OBI17338  Atriplex coronata var. notatior Robert F. Hoover 1968-1 Riverside Comment
  RSA532565  Atriplex coronata var. notatior D. E. Bramlet 1991-6-1 2182 Riverside 1.4 km west of Nuevo and some 10 m. south of the end of the 12th street. The population is some 17 m. east of the San Jacinto River. 473 Comment
  UCR189561  Atriplex coronata var. notatior Theresa Johnson 2007-5-9 341 Riverside Peninsular Range, San Jacinto Wildlife Area; c. 500 m west of Davis Road, southwest of riparian area Comment
  UCR66973  Atriplex coronata var. notatior D. E. Bramlet 1990-6-14 2038 Riverside San Jacinto Valley, c. 6.5 km SW of Hemet, c. 400 m north of the Santa Fe RR tracks and adjacent to (E of ) MWD canal, c. 900 m west of Warren Ave 457 Comment
  UCR92692  Atriplex coronata var. notatior A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18059 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  UCR264469  Atriplex elegans Jeremiah George 2014-12-11 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
  RSA2100  Atriplex hymenelytra Ernest Braunton 1929-01 s.n. Riverside Painted Canyon, Mecca. 46 Comment
  RSA2107  Atriplex hymenelytra Ernest Braunton 1929-01 s.n. Riverside Painted Canyon, Mecca. 46 Comment
  UCR163798  Atriplex lentiformis John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  RSA735904  Atriplex micrantha Scott D. White, Justin Wood 2008-6-24 12288 Riverside San Timoteo Canyon. Meadow along San Timoteo Creek. 640 Comment
  CAS-BOT-BC176533  Atriplex polycarpa Marcus E. Jones 1903-5-8 s.n. Riverside Indio -7 Comment
  CAS-BOT-BC176542  Atriplex polycarpa John Thomas Howell 1928-11-4 4086 Riverside Below Palm [Canon] Canyon on road from Indio to Palm Springs Comment
  RSA65378  Atriplex polycarpa F. W. Peirson 1927-11-25 s.n. Riverside Thousand-Palm Canyon, edge of Coachella Valley. Comment
  UCR121206  Atriplex rosea D. E. Bramlet, D. J. Bradney 1989-7-3 1930 Riverside Perris-Aguanga Basin region, Diamond Valley, just north and east of the Searl Ranch buildings 482 Comment
  RSA737103  Atriplex semibaccata Justin M. Wood 2008-10-29 206 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  RSA226346  Atriplex semibaccata C. W. Tilforth, John Dourley 1971-6-8 385 Riverside Roadside near Alberhill, NW of Lake Elsinore. Comment
  JEPS59526  Atriplex serenana var. serenana H. M. Hall June, 1901 Riverside Riverside Comment
  UCR272488  Atriplex suberecta Mitch Provance 2013-6-16 613- 20 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
  UCR158254  Avena fatua A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30114 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CAS-BOT-BC213222  Ayenia compacta B. D. Stark 1933-5-13 4984 Riverside Andreas Canyon, about 50 feet above stream bed. 762 Comment
  RSA431203  Baccharis brachyphylla J. C. Roos 1958-9-27 s.n. Riverside Carrizo Creek near Black Hhill, Santa Rosa Mtns 915 Comment
  RSA45533  Baccharis brachyphylla J. C. Roos 1949-4-2 4133 Riverside Near Palm oasis in the side canyon of Whitewater Canyon. 549 Comment
  CLARK-A1656-855  Baccharis emoryi Jon Mark Stewart 1983-11-14 83-61 Riverside Santa Rosa Mountains 822 Comment
  CAS-BOT-BC106701  Baccharis salicifolia Ivan Johnston 1917-4-4 1117 Riverside Palm Canyon 304 Comment
  CAS-BOT-BC106743  Baccharis salicifolia Robinson; Crocker 1916-4-3 s.n. Riverside Elsinore REgion Comment
  RSA701559  Baccharis salicifolia Steve Boyd, Aydee Virgen 2004-4-13 10851 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR21968  Baccharis salicifolia Steve Boyd 1980-5-5 209 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR241253  Baccharis salicifolia T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1205 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  UCR113746  Baccharis salicina Scott D. White, D. Flietner 1998-12-2 7197 Riverside Peninsular Range, Temescal Canyon / Lake Elsinore area 425 Comment
  UCR281881  Baccharis salicina Mitch Provance 2012-11-9 1112- 14 Riverside San Bernardino Valley, Santa Ana River Bottom, vicinity of Tequesquite Creek, area W of the N end of Rudidoux Ave. and Old Ranch Rd. 229 Comment
  UCR46717  Baccharis salicina B. G. Pitzer, D. C. Hawks 1986-12-2 0363 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
  RSA178645  Baccharis sergiloides C. B. Wolf 1932-10-12 4297 Riverside Above Pinyon Well, Little San Bernardino Mts. 1220 Comment
  UCR272672  Baccharis sergiloides Sarah J. De Groot, Duncan S. Bell 2015-9-21 7583 Riverside Peninsular Range; Santa Rosa Mountains, SSW of Palm Desert, near Potrero Spring near head of Potrero Canyon, west of Dunn Road, NW of Asbestos Mountain, SW of Haystack Mountain 1084 Comment
  CAS-BOT-BC295899  Bahiopsis parishii Annie M. Alexander; Louise Kellogg 1941-5-18 2196 Riverside Eagle Mountains 1021 Comment
  UCD129491  Bahiopsis parishii L. S. Rose 1935-12-23 s.n. Riverside San Jacinto Mountains, above Deep Canyon, 22 miles south of Cathedral City, Colorado Desert. 1066 Comment
  CDA10405  Baileya pauciradiata G. D. Barbe, T. C. Fuller 1973-3-1 1068 Riverside I-10 exit at road to Wiley s Well, west of Blythe. 0 Comment
  JOTR32372  Baileya pleniradiata La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2484 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail, near trailhead; Sandy wash and open flats among boulder outcrops (Stop 2) 1298 Comment
  JOTR32453  Baileya pleniradiata Herskovits, Tasya, K. Kain 2011-9-28 3 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Keys View; Burn area on gentle rocky slopes 1582 Comment
  RSA781656  Bebbia juncea Duncan S. Bell 2009-3-8 77 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  UCSB16944  Bebbia juncea Winn, Will 1963-4-8 Riverside 39.4 miles west of Desert Center on U.S. Highway 60-70 152 Comment
  HSC25156  Bebbia juncea var. aspera Richard Spjut 1972-3-13 2266 Riverside Western border of the Colorado Desert ; San Jacinto Mts., near the eastern border of the San Bernardino Natl. Forest along Hwy. 74 915 Comment
  HSC5183  Bebbia juncea var. aspera C. L. Hitchcock 1966-3-16 24212 Riverside Along Palms to Pines Hwy., 4 mi. S of Palm Desert 610 Comment
  RSA0088483  Bebbia juncea var. aspera Robert Vargas 2016-4-9 21 Riverside LA basin, White water canyon reserve. 536 Comment
  UCR277805  Bebbia juncea var. aspera A. C. Sanders, Jim Malusa 2017-1-14 42657 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  RSA0028735  Bergia texana R. E. Riefner 1998-6-19 98 -370 Riverside Chino Fault; Corona Comment
  JOTR33718  Bernardia incana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2565 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 2 mi northeast of Cottonwood Visitor Center 984 Comment
  CAS-BOT-BC102100  Bidens laevis S. B. Parish 1913-2-28 8462 Riverside Salton Basin. In the stream from the rairoad wells at Mecca -57 Comment
  POM4976  Bidens laevis Geo. R. Hall 1905-1 s.n. Riverside Riverside Comment
  UCR165606  Bloomeria crocea T. B. Salvato, John F. Green 2004-5-27 706 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
  UCR4502  Bloomeria crocea John Dean 1965-5-26 s.n. Riverside Peninsular Range, 1.5 mi SE of Long Valley at Vail Ranch Headquarters 305 Comment
  UCR17050  Bloomeria crocea var. crocea D. H. Wilken 1965-6-29 360 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  UCSB26797  Bloomeria crocea var. montana Wilken, Dieter 1969-6-30 Riverside California State Highway 74, 0.5 miles west of Keen Camp Summit, San Jacinto Mtns Comment
  CAS-BOT-BC16092  Boechera californica J. F. Emmel 1969-6-25 170 Riverside San Jacinto Mountains. Idyllwild, between Double View Drive and Middle Ridge Drive on fire trail. Comment
  UC1563102  Boechera californica Steve Boyd, Tim Ross, and Laurel Arnseth 1989-5-7 3568 Riverside along Arroyo Seco drainage from jct with Kolb Creek, s to within 0.25 mi of Hwy 79 Vail Lake Area 457 Comment
  SBBG72282  Boechera pendulocarpa R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2363 Comment
  RSA0129316  Boechera perennans Sarah J. De Groot, Evan Meyer, Abby Hird 2013-3-23 6887 Riverside Joshua Tree National Park, Biodiversity Hunt; north and northwest part of Lost Palms Oasis. 982 Comment
  UC855388  Boechera perennans K. Watkins and E. McClintock 1937-4-10 Riverside Palms to Pines highway, near road to Shumay Comment
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Dec 17 2011
  JOTR33813  Boerhavia coccinea La Doux, Tasha, B. Truesdell 2007-11-9 3328 Riverside Joshua Tree National Park. Eagle Mountains; south of Munsen Canyon, canyon parallel to and east of Lost Palms Canyon along south park boundary (STOP 4) 649 Comment
  POM763  Boerhavia coccinea I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  UCR123826  Boerhavia coccinea Steven R. Hill 2001-5-3 33653 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
  UCR18393  Boerhavia coccinea A. C. Sanders, J. Zabriskie 1979-8-18 0849 Riverside Sonoran (Colorado) Desert, slopes of Santa Rosa Mountains, on Hwy 74. 488 Comment
  UCR225153  Boerhavia coccinea Steve Boyd, Gary Wallace 2005-7-30 11657 B Riverside Peninsular Ranges; San Jacinto Mountains region, Chino Canyon, southern base of the range, upper end of main parking lot at Valley (lower) station of the Palm Springs Aerial Tramway 793 Comment
  CAS-BOT-BC434529  Boerhavia intermedia Edmund C. Jaeger 1931-10-25 s.n. Riverside 2 miles north of Lost Horse Mine, crossroads of Lost Horse-Stubby Springs road, Little San Bernardino Mountains Comment
  CAS-BOT-BC434531  Boerhavia intermedia F. H. Lewis 1939-10-23 1043 Riverside Pines to Palms Hiway, Colorado Desert 304 Comment
  RSA339616  Boerhavia intermedia Robert F. Thorne, Gertrud Dahlgren, R. Dahlgren 1979-8-23 53604 Riverside Pinto Basin Road: Along road, 4.5 mi S of meeting area of Mojave and Colorado Deserts 1098 Comment
  UC406764  Boerhavia intermedia Marcus E. Jones, A. M. 1929-9-16 24796 Riverside near Desert Center (Hayfields); Hayfields Comment
  UCR35201  Boerhavia intermedia L. B. Ziegler 1971-10-12 431 Riverside San Jacinto Mtns, Pinyon Flats 1311 Comment
  SBBG1878  Boerhavia wrightii H. and M. Dearing 1937-11-4 205 Riverside Corn Spring Comment
  SD249240  Boerhavia wrightii Duncan S. Bell, Evan Meyer 2014-10-22 7653 A Riverside Orocopia Mountains; southwestern section of range; collecting in an unnamed canyon to the southeast of Orocopia Canyon; c;a. 3.6 air miles northnortheast of Dos Palmas. 404 Comment
  CAS-BOT-BC145585  Bouteloua aristidoides Peter H. Raven 1958-1-24 11453 Riverside Fargo Canyon. Comment
  RSA385911  Bouteloua aristidoides F. R. Fosberg 1932-3-13 8073 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  UCR211550  Bouteloua aristidoides Jim Andre, T. La Doux 2008-9-13 10260 Riverside Sonoran (Colorado) Desert, Palen Valley, along west side of Hwy 177, east side of Coxcomb Mountains, just west of Palen Valley Sand Dunes area, east boundary of Joshua Tree National Park 205 Comment
  SEINET3920391  Bouteloua barbata Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-23 6490 Riverside Palen Valley, 15 miles northeast of Desert Center.; 0 183 Comment
  RSA0026138  Bouteloua barbata var. barbata Deidre Conocchioli, Caitlin Elam 2013-10-1 74 Riverside East of Little Chuckwalla Mtns. From Blythe, CA. Take I-10 W for 17.8 miles, take the Wiley's Well Rd exit., Turn left (S) on Wiley's Well Rd. Travel for 1.3 miles on paved road, then continue onto the unpaved portion of the road for 4.5 miles. Collection site on right (E) side of road. 177 Comment
  SEINET3240177  Bowlesia incana Steve Boyd 1986-1 1597 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park. 610 Comment
  JOTR35011  Brandegea bigelovii La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3112 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  RSA697186  Brandegea bigelovii Mary Edmunds 1932-3-26 s.n. Riverside Flying Sphynx Ranch-Coschella Valley. Comment
  SBBG122883  Brandegea bigelovii S. D. White 2005-4-14 10893 Riverside bajada beneath Mecca Hills, just E of Coachella Canal 24 Comment
  SBBG69427  Brandegea bigelovii M. N. Ackley 1928-3-31 120 Riverside Painted Cyn 243 Comment
  SBBG7425  Brandegea bigelovii H. and M. Dearing 1949-4-6 6740 Riverside Box Cyn Comment
  UCR108393  Brassica geniculata D. L. Banks, V. W. Steinmann 1997-3-13 1466 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
  RSA657173  Brassica nigra Bob Rogers 1984-4-21 16 Riverside collected along trail and bank area on the west side of Strawberry Creek heading upstream. Starting point was 4.9 miles from Cranston ranger station heading East on Hwy. 74. 915 Comment
  CLARK-A1703-1189  Brassica tournefortii Charles S. Papp 1964-5-22 469 Riverside Riverside Comment
  RSA777676  Brassica tournefortii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 984 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  UCR18589  Brickellia arguta John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  CLARK-A1528-1661  Brickellia californica John C. Roos 1951-10-19 5324 Riverside Jackrabbit Trail 609 Comment
  CLARK-A1528-1671  Brickellia desertorum John C. Roos 1947-11-1 3752 Riverside Eagle Mountains Comment
  RSA695643  Brickellia desertorum J. Russell Bruff 1928-12-4 390 Riverside Split Rock Comment
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Oct 23 2011
  UC1010313  Brickellia desertorum John and Lucille Roos 1950-9-30 4996 Riverside .5 mi se of Citrus Experiment Station (Box Springs Grade); Box Springs Grade 396 Comment
  UCR154541  Brodiaea Jason L. Hlebakos 2005-5-18 708 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCR113637  Brodiaea coronaria June Latting 1978-6-4 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 640 Comment
  UCSB501  Bromus diandrus Van Leeuwen, Henry 1957-4-13 Riverside Whitewater Canyon, 3 mi from US 60 Comment
  RSA179507  Bromus diandrus E. W. Lathrop 1959-5-17 4535 -A Riverside 14 miles west of Murrieta. Tenaja Plateau Comment
  CAS-BOT-BC155545  Bromus hallii H. M. Hall 1901-7-1 2538 Riverside San Jacinto Mountains. West Fork Snow Creek. 1524 Comment
  SBBG56628  Bromus laevipes R. Hoffmann 1929-9-6 Riverside near Tahquitz Pk Comment
  UCR107737  Bromus laevipes D. L. Banks 1997-5-5 1955 Riverside NW Palomar Mountains, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, c. 60 m east of its intersection with Pechanga Creek 396 Comment
  UCR243172  Bromus rubens LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4350 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
  RSA0020664  Bromus tectorum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3599 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  POM8989  Caesalpinia virgata Mary F. Spencer 1920-3-13 1448 Riverside Painted Canyon near Mecca -60 Comment
  RSA27032  Caesalpinia virgata C. L. Hitchcock 1940-3-29 5850 Riverside 12 miles east of Indio. Comment
  RSA86998  Caesalpinia virgata F. W. Peirson 1930-3-1 8691 Riverside Open desert at foot of Painted Canyon, near Mecca. Comment
  UCR18388  Calandrinia ambigua Holly Hartman 1979-4-25 s.n. Riverside Western Colorado Desert, Painted Canyon in the Mecca Hills Comment
  CAS-BOT-BC438494  Calandrinia ciliata Munz; Harwood 1920-2-28 3268 Riverside 2 mi S.W. of Corona 304 Comment
  RSA612489  Calandrinia ciliata D. L. Banks 1997-2-23 1328 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  UCR19204  Calandrinia ciliata John C. Roos 1966-3-24 s.n. Riverside Winchester 457 Comment
  UCR259231  Calandrinia ciliata Mitch Provance, Jeremiah George 2012-4-24 412- 08 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  UCR20523  Callitriche heterophylla E. W. Lathrop 1966-4-13 6164 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  SD90607  Callitriche marginata Robert F. Thorne, Earl Lathrop 1969-5-12 37926 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  UCR112404  Calochortus A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23459 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR132932  Calochortus concolor 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
  POM48587  Calochortus invenustus Mary F. Spencer 1919-6-20 1353 Riverside Idyllwild. San Jacinto Mountians. 1616 Comment
  UC489219  Calochortus invenustus C. V. Meyer 1928-7-26 546 Riverside w slope San Jacinto Peak 2895 Comment
  UCR29262  Calochortus palmeri var. munzii A. C. Sanders 1980-6-11 1576 Riverside San Jacinto Mtns, Garner Valley area, 1.8 mi NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  UCR273986  Calochortus splendens Mitch Provance 2012-4-27 412- 31 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  RSA502182  Calochortus weedii var. intermedius Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-6-11 3720 Riverside Vail Lake area, recently burned hills at W end of lake SW of dam. 488 Comment
  RSA91031  Calochortus weedii var. weedii Frank W. Peirson 1920-6-22 2171 Riverside Dripping Springs, Temecula River 457 Comment
  UCR114750  Calycadenia tenella Scott D. White, D. E. Bramlet 1999-5-19 7367 Riverside Lake Skinner area, Ridgetop, north-, west-, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR121648  Calycadenia tenella A. C. Sanders, Kent Beaman 2002-5-10 25049 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
  CAS-BOT-BC283324  Calycoseris parryi Annie M. Alexander; Louise Kellogg 1941-5-11 2146 Riverside 1.5 miles N of Cottonwood Spring, Eagle Mountain 975 Comment
  SD45165  Calycoseris parryi Helen K. Sharsmith 1952-4-10 4060 Riverside 5.0 miles northeast of Cottonwood Springs, Joshua Tree National Monument. 854 Comment
  RSA516874  Calycoseris wrightii Steve Boyd 1986-3-5 1355 Riverside Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon. Comment
  RSA394935  Calystegia longipes Charles C. Herbst 1934-3-11 s.n. Riverside San Jacinto Mtns. Comment
  UCR201945  Calystegia macrostegia Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  RSA614702  Calystegia macrostegia subsp. intermedia George K. Helmkamp, E. A. Helmkamp 1997-3-5 1327 Riverside 2.8 mi SE of Gilman Hot Springs. 518 Comment
  SDSU12264  Calystegia macrostegia subsp. intermedia Jeremy Mass, Ryan Jacobsen 2000-4-19 10 Riverside Stone Creek streambed in shrub-covered area near water. Near Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 222 Comment
  UCR137361  Calystegia occidentalis subsp. fulcrata 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
  CAS-BOT-BC199283  Calystegia sepium subsp. limnophila S. B. Parish; W. F. Parish July 1881 916 Riverside Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  CDA39783  Camissonia bistorta Mike Lahti 2014-3-11 s.n. Riverside Bautista Canyon - East Hemet. San Bernardino National Forest. 0 Comment
  POM32000  Camissonia bistorta C. F. Baker 1904-4-5 4118 Riverside Hemet Comment
  RSA4387  Camissonia bistorta Dorothy R. Wolf 1932-3-20 35 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  RSA465918  Camissonia bistorta M. B. Dunkle 1935-3-10 4357 Riverside Temescal Canyon 244 Comment
  RSA525677  Camissonia bistorta Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4549 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SEINET7073381  Camissonia bistorta A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR154407  Camissonia bistorta A. C. Sanders, Mike Misenhelter 2005-6-15 30944 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR174091  Camissonia bistorta A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32613 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
  UCR180353  Camissonia bistorta Scott D. White, Angelia Carey 2004-4-5 10010 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR88112  Camissonia boothii A. C. Sanders, G. Nuhn 1995-4-20 16589 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
  UCR167462  Camissonia brevipes 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
  UCR30100  Camissonia brevipes George K. Helmkamp 1983-4-5 483- 38 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA134912  Camissonia brevipes subsp. brevipes K. K. Muller 1958-3-22 916 Riverside Colorado Desert, desert floor, 7 miles E of Desert Center, Highway 60. Comment
  RSA136654  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-1 11749 Riverside Colorado Desert. Alluvial fan along US Highway 95, 16.1 miles north of Blythe. Comment
  RSA776640  Camissonia brevipes subsp. brevipes Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1097 Riverside Alligator ACEC, north side of Chuckwalla Mountains, just south of Desert Center. 413 Comment
  UC140593  Camissonia campestris subsp. campestris C. F. Baker 1904-4-5 4115 Riverside Hemet Comment
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Jul 4 2010
  RSA454733  Camissonia cardiophylla Anstruther Davidson 1903-05 s.n. Riverside Martinez Canon, Thermal. Comment
  RSA449954  Camissonia chamaenerioides J. C. Roos 1966-3-26 s.n. Riverside Rocky canyon 2 1/2 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  CLARK-A1528-3328  Camissonia claviformis John C. Roos 1947-2-15 3267 Riverside Eagle Mountain Comment
  RSA448925  Camissonia claviformis subsp. aurantiaca I. W. Clokey, Bonnie C. Templeton 1930-4-9 4725 Riverside North of Palm Springs, Colorado desert. 170 Comment
  RSA449187  Camissonia claviformis subsp. aurantiaca N. C. Cooper 1949-3-15 3169 Riverside North of Palm Springs. 122 Comment
  SEINET3141312  Camissonia claviformis subsp. claviformis R. W. Spellenberg 2001-3-25 13215 Riverside 5 km W of Blythe at junction of California. Hwy. 78 and IH-10 90 Comment
  UCR258752  Camissonia ignota T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7912 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  UCR90416  Camissonia intermedia D. L. Banks, Steve Boyd 1995-4-5 0137 Riverside Palomar Mtns region, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, west of the Dripping Springs Trail. 610 Comment
  RSA0057863  Camissonia micrantha A. C. Sanders 2011-4-7 39037 Riverside Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake 381 Comment
  UCR17932  Camissonia pallida A. C. Sanders 1976-4-20 00461 Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  RSA614890  Camissonia pallida subsp. hallii George K. Helmkamp 1998-4-3 3077 Riverside Snow Creek area N of Mt. San Jacinto; at edge of stream S of Snow Creek Rd at a point 1.4 mi. S of CA Hwy 111. 396 Comment
  RSA145176  Camissonia pallida subsp. pallida William M. Klein 1958-2-11 37 Riverside Between Cathedral City and Palm Village (hwy. 111); alluvial fan at the mouth of Bradly [Bradley] Canyon 97 Comment
  RSA314653  Camissonia pallida subsp. pallida Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55417 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA718877  Camissonia pallida subsp. pallida Michael Honer, L. Hulse 2005-3-7 2028 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. 488 Comment
  RSA144620  Camissonia refracta William M. Klein, David P. Gregory 1958-2-14 153 Riverside Corn Spgs., Chuckwalla Mtns. Comment
  RSA449049  Camissonia refracta Christopher Davidson, Josephine Jones 1980-4-4 9933 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
  POM184788  Camissonia strigulosa Carl V. Meyer 1927-06 159 Riverside Saunder's Meadow, San Jacinto Mts. 1677 Comment
  UC1979635  Camissonia strigulosa D. L Banks, Steve Boyd 1995-5-3 0196 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. Comment
  JEPS31577  Camissoniopsis ignota C. V. Meyer June 1927 161 Riverside Saunders Meadow Comment
  RSA0014943  Camissoniopsis intermedia LeRoy Gross, Evan Meyer 2013-5-21 6116 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UC1007220  Camissoniopsis pallida subsp. hallii Philip A. Munz 1940-3-22 15660 Riverside 2 mi n Banning-Indio boulevard; Whitewater Canyon Comment
  UC219221  Camissoniopsis pallida subsp. pallida P. A. Munz and I. M. Johnston 1922-5-6 5223 Riverside Smith Water Canyon Little San Bernardino Mts. 1005 Comment
  UC635401  Camissoniopsis pallida subsp. pallida H. L. Mason 1928-3-10 4234 Riverside near Indio Comment
  UC708741  Camissoniopsis pallida subsp. pallida H. K. Wagnon 1944-4-2 378 Riverside along fence w cold storage plant; Palm Springs, Torney General Hospital Comment
  RSA343102  Carex alma Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60634 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  UCR108996  Carex globosa D. L. Banks 1997-3-29 1563 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  POM6821  Carex multicostata Phillip A. Munz, L. T. Street 1919-5-7 2742 Riverside Tahquitz Canyon, San Jacinto Mountains 244 Comment
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Jul 2 2008
  UC1951106  Carex praegracilis Scott D. White, Justin Wood 2009-5-22 12901 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  UCR176584  Carex praegracilis Jeri Hirshberg 1989-7-26 s.n. Riverside Peninsular Range, vicinity of Vail Lake; spring in Butterfield Country Comment
  UCSB11403  Carex sartwelliana Breedlove, Dennis 1961-7-29 Riverside Fuller Mill Creek where it crosses Riverside Highway #1; San Jacinto Mountains 1645 Comment
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Jun 2 2013
  UCR40555  Carex schottii Steve Boyd 1985-7-23 1024 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 8.5 mi. west of Rancho California 275 Comment
  UC146061  Carex senta Charlotte M. Wilder 1909-7-11 1138 Riverside Round Valley San Jacinto Mountains 2743 Comment
  RSA508010  Carex subfusca Steve Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2297 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  SD239789  Carya illinoinensis A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37151 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River (Riverside West 7.5'Q) 238 Comment
  CDA35222  Castela emoryi T. C. Fuller 1962-10-2 9697 Riverside Hayfields, north of Highway 60-70 to Indio, ca. 14 miles west of Desert Center. 0 Comment
  RSA763986  Castela emoryi Justin M. Wood, D. M. Ray 2010-10-21 2991 Riverside Chuckwalla Valley NW of Victory pass on E side of Kaiser road ~1 mile N of Desert Center Landfill at proposed Eagle Mountain Solar Site. 205 Comment
  SBBG66921  Castilleja affinis M. N. Ackley -Mar-1922 1039 Riverside Murrieta Hot Springs 398 Comment
  UCR98338  Castilleja affinis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19915 Riverside Lake Skinner area, ridgetop (2283 foot ridge) on north side of valley in hills east of Rawson Canyon, 1 mile south of Crown Valley. 671 Comment
  POM71676  Castilleja applegatei subsp. martinii Philip A. Munz 1924-5-18 8131 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  RSA715072  Castilleja exserta A. C. Sanders 2005-4-22 29616 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UCR133711  Castilleja martinii N. C. Cooper 1944-6-17 1418 Riverside San Jacinto Mtns., [road to Idyllwild] above Banning 1372 Comment
  RSA0010910  Castilleja minor subsp. spiralis Philip A. Munz 1938-8-14 15343 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UC26509  Castilleja minor subsp. spiralis E. L. Koethen 1897-10-27 Riverside W. Riverside; Riverside Comment
  UCR104176  Castilleja minor subsp. spiralis Scott D. White 1997-5-25 5223 Riverside San Jacinto Mtns., Bautista Canyon, along Bautista Canyon Road, c. 1.3 road miles NW of Hixon Trailhead (USFS Road No. 2E43) 762 Comment
  RSA113257  Caulanthus heterophyllus E. K. Balls 1955-4-4 20430 Riverside Chaparral, Ortega Hwy. 8.3 mi. ne. from Orange-Riverside Co. line, Elsinore overlook. 793 Comment
  SD137831  Caulanthus heterophyllus Darin L. Banks, Steve Boyd 1995-3-16 107 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, east of the Dripping Springs Alcove, north slope of Wildorse Peak. 609 Comment
  SDSU14010  Caulanthus heterophyllus Michael G. Simpson, Kim O'Connor 2000-4-29 2070 Riverside Rocky ridge, ca. 100 feet SSW of Northside field station, Santa Margarita Ecological Reserve (SDSU). 366 Comment
  SDSU18384  Caulanthus heterophyllus C. Matt Guilliams 2008-2-21 467 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  UCR251313  Caulanthus heterophyllus T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7422 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  UCR281485  Caulanthus heterophyllus Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-4 417- 88 Riverside Gavilan Hills, SCE transmission route (projected) 0.6 miles NNW of Lake St. and Walker Canyon Rd. 152 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
  UCR68333  Caulanthus heterophyllus R. Montijo 1991-4-18 91- 2 Riverside Peninsular Range, south of Lake Matthews, Ona Knoll Dr. c. 1 mi south of Cajalco Rd. 640 Comment
  RSA500186  Caulanthus lasiophyllus var. rigidus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3205 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  UCR17935A  Caulanthus simulans A. C. Sanders 1976-4-20 00224 A Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  UCR27051  Caulanthus simulans L. F. LaPre, E. B. Ellis 1982-4-24 s.n. Riverside Santa Rosa mtns, Pinyon Flat, along road to the dump 1220 Comment
  UCR205280  Ceanothus integerrimus Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1698 Riverside San Jacinto Mountains, Fuller Mill Creek just north of junction with Dark Canyon 1585 Comment
  RSA6107  Ceanothus leucodermis Carl B. Wolf 1932-5-24 3656 Riverside Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery. 793 Comment
  UCR161149  Ceanothus leucodermis John F. Green 2005-2-24 s.n. Riverside Santa Ana Mtns Region, Santa Rosa Plateau, just SE of Redonda Mesa and SW of Mesa de Colorado, 9.6 acre parcel south of the junction of El Cerezo Road and Corona Cala Camino 793 Comment
  UCSB3916  Ceanothus leucodermis Kamb, Peter 1948-7-4 Riverside Hall Canyon, San Jacinto Mts. 1645 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
  SD136769  Ceanothus ophiochilus Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley 1992-5-3 7169 A Riverside Vail Lake area, ridge about 1 mile west of the lake, east of Little Oak Mountain (Type locality for species0 609 Comment
  CAS-BOT-BC51925  Ceanothus perplexans Edmund C. Jaeger 1921-6-14 s.n. Riverside Mac Mullen Trail, east slope San Jacinto Mts. Comment
  UC56264  Ceanothus tomentosus H. M. Hall 1902-4-1 2896 Riverside Near Sage 609 Comment
  UCR19669  Ceanothus tomentosus E. B. Eldred 1977-5-23 s.n. Riverside Peninsular Range, Turnout on I-15, 5 miles south of Temecula 305 Comment
  CAS-BOT-BC77630  Celtis reticulata Carl B. Wolf 1932-5-25 3686 Riverside Gilman Ranch in the foothills No. of Banning 853 Comment
  UCR92333  Centaurea solstitialis Scott D. White, M. Wilcox 1995-7-13 3473 Riverside Santa Ana Mtns., Unnamed canyon c. 0.25 mi. SW of Grand Ave., Lake Elsinore, directly downslope from hairpin turn on State Hwy 74. 488 Comment
  UCR22142  Centaurium venustum Steve Boyd 1980-6-4 315 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  CAS-BOT-BC279119  Centromadia pungens subsp. laevis G. R. Ballmer 1992-6-23 92 -10 Riverside San Timoteo Canyon Road, 3.2 mi. E of junction with Redlands Blvd. N side of railroad tracks Comment
  JEPS106966  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 15 Riverside Hemet, S of CA-74 and W of Warren Road Comment
  RSA736301  Centromadia pungens subsp. laevis Scott D. White, Justin M. Wood 2008-5-13 11948 Riverside Perris Basin: I-215 freeway right of way. South of Scott Rd. Comment
  RSA741552  Centromadia pungens subsp. laevis Justin M. Wood 2008-11-5 220 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  SBBG128832  Centromadia pungens subsp. laevis J. George 2012-7-9 Riverside San Timoteo Cyn, W side of San Timoteo Cyn Rd, NE corner of Fisherman's Retreat Lake 597 Comment
  UCR104904  Cerastium glomeratum A. C. Sanders 1997-3-19 20014 Riverside Lake Skinner area, hills between Tucalota Creek and lower Rawson Canyon, c. 1/2 mi. (1 km) east of the lake 488 Comment
  RSA337407  Cerastium glomeratum R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51974 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  RSA405363  Cercidium floridum W. Hutchinson 1926-4-1 s.n. Riverside Palm Springs. Comment
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Apr 1 2019
  RSA498416  Cercidium floridum G. R. Johnstone, Johnstone 1930-4-14 14653 Riverside Shavers Well Comment
  UCR102903  Cercocarpus betuloides Bern Schwenn 1998-5-9 s.n. Riverside Mojave Desert, Joshua Tree National Park, upper Smith Water Canyon, near Lower Covington Flat Picnic Area 1357 Comment
  CAS-BOT-BC135455  Cercocarpus betuloides var. betuloides C. B. Wolf 1931-5-11 1950 Riverside Rocky ridges near Pipe Creek, above Hemet Valley - San Jacinto Mts. 1676 Comment
  UCR207361  Cestrum O. F. Clarke 2002-11-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR90351  Chaenactis artemisiifolia Scott D. White 1995-6-30 3436 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA779581  Chaenactis carphoclinia Duncan S. Bell 2009-3-7 13 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  POM66615  Chaenactis carphoclinia var. carphoclinia Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  UC1546631  Chaenactis carphoclinia var. carphoclinia Barry A. Prigge 1988-2-21 7853 Riverside 2 mi w of Clemans Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCR75051  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, E. Lawlor 1992-4-4 12106 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  POM351698  Chaenactis fremontii N. R. Zabriskie 1970-3-27 273 Riverside below Andreas Canyon Club clubhouse; Andreas Canyon. 305 Comment
  RSA314647  Chaenactis fremontii R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55440 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  SEINET2049106 Image available Chaenactis fremontii David Charlton 1988-2-25 1225 Riverside Alluvial Fan, S side of Little San Bernardino Mstns. Dillon Road and 1000 Palms Oasis Rd Jct. S of Joshua Tree National Park, parallel to I-10. 5 mi. E of Jct dillon Rd. and Fargo Cyn Rd. Near small hill with blow sand on top 2000'. 244 Comment
  UC90104  Chaenactis fremontii S. B. and W. F. Parish 1882-4-1 343 Riverside borders of the Colorado Desert; , Whitewater Comment
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Jul 15 2009
  UCSB9504  Chaenactis glabriuscula Stoppel, Gordon 1958-5-17 Riverside Along Banning Idyllwild Highway about 10 miles S. E. of Banning Comment
  CAS-BOT-BC277410  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1992-4-15 6879 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  POM6055  Chaenactis glabriuscula var. glabriuscula F. L. Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore Region Comment
  RSA125546  Chaenactis glabriuscula var. glabriuscula R. Weatherby 1949-5-13 408 Riverside La Sierra district, Arlington 152 Comment
  RSA523317  Chaenactis glabriuscula var. glabriuscula G. H. True 1935-3-15 112 Riverside Box Springs 34 Comment
  RSA619539  Chaenactis glabriuscula var. glabriuscula Darin L. Banks 1997-5-5 1988 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UCR107828  Chaenactis glabriuscula var. glabriuscula D. L. Banks 1997-5-5 1988 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  JEPS9001  Chaenactis parishii W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1435 Riverside Coyote Canon Comment
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Dec 28 2010
  CAS-BOT-BC284350  Chaenactis stevioides Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JOTR31225  Chaenactis stevioides La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2009 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 3) sand ramps 432 Comment
  RSA796458  Chaenactis stevioides Duncan S. Bell 2009-4-18 218 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
  UCR34885  Chaetopappa aurea L. B. Ziegler 1969-6-3 311 Riverside San Jacinto Mtns, Thomas Mtn. 1835 Comment
  SBBG104670  Chamaesyce polycarpa J. Wear, N. Moorhatch 1993-6-11 Riverside Mecca Hills 60 Comment
  UC570788  Chamaesyce polycarpa Margaret Stason 1927-3-12 Riverside Thousand Palms Colorado Desert Comment
  RSA432479B  Chamaesyce polycarpa var. hirtella M. B. Dunkle 1932-3-25 2901 Riverside Near Cathedrial Canyon. 152 Comment
  UCR113549  Chamaesyce polycarpa var. hirtella Mitch Provance 1998-6-6 691 Riverside Jurupa Mountains, Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just east of corner of 29th St. and Scenic Drive 262 Comment
  POM19837  Chamaesyce serpillifolia subsp. hirtula Mary F. Spencer 1923-10-8 s.n Riverside [Unspecified] 1524 Comment
  RSA685792  Cheilanthes newberryi Anonymous s.n. Riverside San Jacinto. Comment
  UCR112955  Cheilanthes newberryi B. G. Pitzer 1998-3-1 3548 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  CAS-BOT-BC68098  Cheilanthes parryi Lewis S. Rose 1966-12-13 66101 Riverside Palm Springs, Tahquitz Wash 182 Comment
  UC667373  Cheilanthes viscida Annie M. Alexander and Louise Kellogg 1941-5-21 2214 Riverside n slope Eagle Mts (bed of canyon near its mouth); Colorado Desert, Eagle Mts 1158 Comment
  UCR119415  Chenopodium Mitch Provance 1998-6-20 706 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR120295  Chenopodium Mitch Provance 1998-5-25 877 Riverside Santa Ana River Wash, Riverside, 1/8 mile NW of Tequesquite Ave. and Gregory Rd. 229 Comment
  RSA0076313  Chenopodium L. C. Wheeler 1945-10-6 6138 Riverside San Jacinto Mountains. Head of west fork of Snow Creek. 2377 Comment
  CSUSB1380  Chenopodium album Holzmiller 1966-3-29 Riverside Foothills of Mary Knoll 304 Comment
  CLARK-A1528-5122  Chenopodium ambrosioides var. anthelminticum John C. Roos 1965-8-4 Riverside Comment
  RSA763339  Chenopodium berlandieri R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55391 Riverside Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office 595 Comment
  SDSU13951  Chenopodium californicum Michael G. Simpson, A. Russell, T. Linz, & C. Guilliams 2000-4-2 2068 Riverside Santa Margarita Ecological Reserve (SDSU), ca. 1/4 mile west of northern gate for Northside field station, along 'insect trail.' Ca. 3 miles northeast of Gavilan Mtn. 396 Comment
  SBBG65369  Chenopodium leptophyllum R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  SD260934  Chenopodium missouriense Mitch Provance 2012-9-11 17623 Riverside Badlands of Western Riverside County: Beaumont, near N base of Mr. 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
  UC665901  Chenopodium murale Ira L. Wiggins 1941-3-24 9584 Riverside along roadside 1 mi n Imperial County Line (e side of sea); Salton Sea Comment
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Feb 20 2013
  SD140129  Chenopodium rubrum A. C. Sanders, O. F. Clarke & C. N. P. S. field trip 1991-10-5 11741 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mi SE of Louis Rubidoux Nature Center. Dried bed of a pond along a low gradient stream channel. Comment
  SD255117  Chilopsis linearis Duncan S. Bell 2009-8-15 411 Riverside Northwest of the Arica Mountains. 285 Comment
  JOTR29467  Chilopsis linearis subsp. arcuata La Doux, Tasha, Nicole Pietrasiak 2006-6-21 1678 Riverside Joshua Tree National Park. Stop # 1 = in wash on west side of Northern Eagle Mountains, approx. 1.5 miles NE of Mastodon Peak. 1051 Comment
  OBI37461  Chilopsis linearis subsp. arcuata G. Helmkamp 1985-5-9 455 Riverside S of Morongo Valley; Big Morongo Preserve; 1/2 mi from the Coachella Valley 503 Comment
  UC667347  Chilopsis linearis subsp. arcuata Annie M. Alexander and Louise Kellogg 1941-5-25 2234 Riverside Box Canyon e. of Mecca; Colorado Desert, Box Canyon 243 Comment
  UCD121657  Chilopsis linearis subsp. arcuata A. C. Sanders; T. B. Salvato 2000-4-27 23374 Riverside Coachella Valley: east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60. 15 Comment
  CDA1889  Chloris truncata E. Storm 1978-11-9 Riverside Nunes Turfgrass nursery, 30611 Leon Road, Winchester. 0 Comment
  UCD19431  Chloris truncata Michael D. Rethwisch 2001-8-30 s.n. Riverside Alfalfa fields ca. 5.5 miles north of Blythe (near 2nd Ave.). 83 Comment
  UCD57938  Chloris virgata Malcolm A. Nobs; S. Galen Smith 1948-9-3 490 Riverside Imperial Valley, 2 miles north of Indio. Comment
  UCR18830  Chlorogalum pomeridianum John C. Roos 1952-6-8 5749 Riverside Reche Canyon 549 Comment
  UCR116844  Chorizanthe brevicornu Helen Kennedy, Fred R. Ganders 1980-4-15 4060 Riverside Sonoran (Colorado) Desert, along [Box Canyon] road between Mecca and Hwy. 10 300 Comment
  HSC49386  Chorizanthe brevicornu var. brevicornu D. L. Goforth 1979-4-1 110 Riverside Box Canyon 10 mi. E of Mecca on Hwy. 195 220 Comment
  JOTR34303  Chorizanthe brevicornu var. brevicornu Andre, Jim 2012-4-11 20716 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  RSA392604  Chorizanthe brevicornu var. brevicornu I. M. Johnston 1917-4-4 s.n. Riverside Near Palm Springs. Comment
  UCR136188  Chorizanthe coriacea Virginia Moran 2003-5-23 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 700 Comment
  UCR158883  Chorizanthe coriacea Scott D. White 1994-6-14 2067 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  RSA517910  Chorizanthe corrugata Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1315 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  RSA615122  Chorizanthe fimbriata A. C. Sanders, G. K. Helmkamp 1997-3-15 19929 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills. 537 Comment
  UCR174254  Chorizanthe fimbriata A. C. Sanders, T. B. Salvato 2006-6-2 33069 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. 579 Comment
  RSA574740  Chorizanthe leptotheca Steve Boyd 1982-4-27 s.n. Riverside Gavilan Hills region, Temescal Canyon, along Indian Wash, S of Di Palma Road and I-15. 366 Comment
  UCR280947  Chorizanthe leptotheca Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 65 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., 700-1100 ft. WNW of inter. with Glen Eden Rd. 366 Comment
  CAS-BOT-BC252781  Chorizanthe parryi var. parryi C. Epling; Wm. Robison 1933-6-24 s.n. Riverside San Gorgonio Wash near Banning Comment
  UCR174116  Chorizanthe parryi var. parryi A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32614 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
  UCR274327  Chorizanthe parryi var. parryi Mitch Provance 2012-5-22 17389 Riverside San Bernardino Mountains, Northeast Banning, area bordering Cherry Valley and Beaumont, along Smith Creek, 0.3 mi ESE of Highland Springs Ave. and Brookside Ave. 930 Comment
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Oct 26 2018
  RSA740949  Chorizanthe polygonoides var. longispina Scott D. White, Justin M. Wood 2008-6-17 12195 Riverside San Jacinto Mountains: Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UCR189567  Chorizanthe polygonoides var. longispina Andrea Salzman 2006-4-13 066 Riverside Peninsular Range, Lake Skinner; c. 500 m west of Warren Rd by equestrian trial Comment
  UCR31330  Chorizanthe polygonoides var. longispina A. C. Sanders 1980-5-1 1365 Riverside San Jacinto Mountains, Garner Valley. Dry bench above valley floor 0.25 mi NW of Kenworthy Ranger Station 1433 Comment
  RSA0049855  Chorizanthe rigida Jim Andre 2014-1-27 26666 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA559921  Chorizanthe rigida Steve Boyd, Carol Boyd, Kyle Boyd 1992-4-19 6910 Riverside N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  UC494675  Chorizanthe rigida Philip A. Munz 1932-3-14 11998 Riverside edge of wash Deep Canyon (Coachella Valley); , Deep Canyon 91 Comment
  HSC82713  Chorizanthe xanti var. leucotheca R. F. Thorne, C. W. Tilforth 1980-5-28 54223 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SEINET10445998 Image available Chorizanthe xanti var. leucotheca Marc A. Baker, Danny Cuellar, Youssef Atallah, and Elizabeth Kempton 2015-4-13 18313 Riverside San Gorgonio Pass, 5.5km WNW of White Water, 20km NW of Palm Springs 456 Comment
  SBBG61607  Chrysolepis sempervirens M. Lewis 1947-8-26 14 Riverside E slope San Jacinto Mtns 274 Comment
  POM296660  Chrysothamnus paniculatus L. S. Rose 1946-12-25 46307 Riverside 5 miles east of Cabazon, San Gorgonio Pass. Comment
  POM352019  Chrysothamnus paniculatus H. de Forest 1932-11-13 s.n. Riverside Ephedra area along road to Palm Spring near snow Creek bridge Comment
  UC1184317  Chylismia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11861 Riverside Fried Liver Wash Joshua Tree National Monument, Pinto Basin Comment
  SBBG119106  Chylismia claviformis W. L. Halvorson 1977-3-8 77 -90 Riverside Joshua Tree Nat Monument, ca. 1 mi S of the S park entrance Comment
  SD187441  Chylismia claviformis subsp. aurantiaca Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1424 Riverside Northeastern Colorado Desert region; along Palen Road near Highway 177. 170 Comment
  POM320357  Cirsium scariosum Worthman 1968-5-16 180 Riverside 17.3 miles west of Murrieta 671 Comment
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Jun 16 2013
  POM226887  Cistanthe monandra L. R. Abrams 1935-4-7 13670 Riverside Gavilan Hills, 2 mi. SW. of Perris. Comment
  UCR260832  Clarkia epilobioides A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41529 Riverside Woodcrest area of Riverside, wet canyon 0.25 km ENE of Evening Star Rd., 0.25 km north of Ridge Canyon Dr., above Woodcrest Dam 372 Comment
  CSUSB239  Clarkia purpurea subsp. quadrivulnera Loretta Bates 1978-5-27 Riverside Along Tenaja Road, just north of Mesa de Burro on the Santa Rosa Plateau. Comment
  RSA771879  Clarkia purpurea subsp. quadrivulnera Steve Boyd 2010-5-28 12287 Riverside Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  JEPS122471  Clarkia unguiculata J. M. Andre 2012-6-15 30537 Riverside San Jacinto Mountains; along Highway 243, 10.7 miles south of Interstate 10 (Banning), San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
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May 28 2020
  SD241155  Claytonia parviflora A. C. Sanders 2010-4-23 37992 Riverside Peninsular Range: Menifee Hills, south of Sun City, south side of Bundy Canyon Road at intersection with Murrieta Road (Romoland 7.5'Q) 518 Comment
  SD255797  Claytonia parviflora Adrienne D. Russell, Tahirch Liz, Matt Guilliams 2000-4-29 127 Riverside Santa Margarito Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  RSA770694  Claytonia parviflora subsp. parviflora Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4795 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR214129  Claytonia perfoliata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37743 A Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 438 Comment
  CAS-BOT-BC92822  Clematis pauciflora Frank W. Peirson 1921-3-22 2372 Riverside Murray Canyon. 426 Comment
  RSA16374  Clematis pauciflora Percy C. Everett 1935-6-17 7157 Riverside Coldwater Canyon Trail to Santiago Peak., 2 miles above Glen Ivy Resort. 610 Comment
  UCR26579  Clematis pauciflora John LaSalle 1982-5-4 s.n. Riverside Peninsular Range, 2.4 mi west of Radec across the Hwy from Vail Lake turnoff from Hwy 79. Comment
  RSA38218  Cleome isomeris P. A. Munz 1947-4-10 11723 Riverside Shavers Well; northwest of mecca. 244 Comment
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Jul 9 2012
  RSA0117428  Collinsia concolor Steve D. Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6062 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
  UC219054  Collinsia concolor Munz and Johnston 1922-5-19 5433 Riverside Hemet Valley; San Jacinto Mtns; Hemet Valley 1402 Comment
  UCR122521  Collinsia concolor George K. Helmkamp, E. A. Helmkamp 2001-5-20 6663 Riverside San Jacinto Mtns., 0.3 mi NW of Keen Camp Summit along CA-74 1494 Comment
  RSA0117429  Collinsia concolor Steve D. Boyd, Orlando Mistretta 1991-5-22 6299 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR132612  Collinsia heterophylla Kent Beaman 1983-4-24 03 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  RSA0117391  Collinsia parryi N. C. Cooper 1947-4-5 2047 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  CAS-BOT-BC52500  Colubrina californica I. M. Johnston 1930-6-15 3788 Riverside North of Mecca-Blythe road, in canyons at southeastern end of Eagle Mts. Comment
  UCD112186  Condalia globosa var. pubescens Robert Cowell 1959-5-4 s.n. Riverside North of the Bradshaw Stage Road, 0.75 mile east of the Imperial Gas Line Road, between Chocolate and Chuckwalla Mountains. Comment
  UCR90495  Conium maculatum F. M. Reed 1933-6-27 7865 Riverside South Coast; San Bernardino Valley, Riverside, Bluffs Ranch, Chicago Ave near Arroyo Tequesquite, in Little Arroyo (Arroyo Chico) 293 Comment
  RSA522703  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3890 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
  UCR189584  Convolvulus simulans Theresa Johnson 2006-3-30 006 Riverside Peninsular Range, Santa Rosa Plateau, western edge of Mesa de Burro 571 Comment
  UCR145974  Conyza canadensis June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  POM12407  Cordylanthus nevinii Philip A. Munz 1922-9-7 6408 Riverside Zigzag on trail to Hidden Lake. 2348 Comment
  POM19563  Cordylanthus nevinii Mary F. Spencer 1923-8-15 2229 Riverside Idyllwild. 1646 Comment
  UC26331  Cordylanthus nevinii H. M. Hall Aug. 1901 2619 Riverside s side San Jacinto Mountains 1828 Comment
  POM356008  Coreopsis californica M. B. Dunkle 1935-3-30 4420 Riverside Pinto Basin, Colorado Desert. 915 Comment
  RSA33573  Coreopsis californica Norman C. Cooper 1944-3-25 1024 Riverside Cabazon. 457 Comment
  CDA19738  Corethrogyne filaginifolia var. virgata H. R. Leach 1958-9-12 s.n. Riverside Southern California; River Valley. 0 Comment
  SEINET232364  Coryphantha vivipara Leila Shultz, John S. Shultz 1985-4-17 8310 Riverside Southern extension of the Big Mari[o, d?] Mountians. Comment
  HSC85412  Crassula connata Steve Boyd 1986-4-2 1630 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  POM10326  Crassula connata Charlotte M. Wilder 1904-5-14 270 Riverside Wilders Canyon, Jurupa Hills, Comment
  SD127442  Crocanthemum aldersonii Reid Moran 1969-10-25 16664 Riverside Poppet Flat Road, N slope San Jacinto Mts. 1250 Comment
  CAS-BOT-BC175809  Crossosoma bigelovii Marjorie Clary 1934-3-3 s.n. Riverside Carrizo [Canon] Canyon, 18 mi. w. of Indio. (foothills of the Santa Rosa Mts.) 304 Comment
  CAS-BOT-BC175814  Crossosoma bigelovii John Thomas Howell 1928-3-11 3414 Riverside Rocky wall of Morongo [Canon] Canyon, n. Colorado Desert 609 Comment
  HSC27776  Crossosoma bigelovii R. W. Spjut 1973-4-16 3305 Riverside W border of the Colorado Desert, rocky canyons of the San Jacinto Mtns., just N of Palm Springs 244 Comment
  POM48342  Crossosoma bigelovii E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  RSA545237  Crossosoma bigelovii R. F. Thorne 1970-10 41887 Riverside San Bernardino Mountains- Whitewater canyon: ca. 1350 ft. near bridge and Whitewater Post Office to ca. 2000 ft. up the canyon toward fish hatchery. 610 Comment
  UCR89665  Crossosoma bigelovii Bern Schwenn 1994-2-13 s.n. Riverside Colorado Desert/Santa Rosa Mtns., 'wet fork' Agua Alta Canyon 640 Comment
  JOTR35992  Croton californicus Harding, Mitzi, Mark Wheeler 2012-9-4 203 Riverside Joshua Tree National Park. Clark's Pass; low area of mud flats surrounded by fine sand hills, just south of Highway 62 (stop 5) 538 Comment
  SD122179  Croton californicus James C. Dice, Virginia Moran 1987-11-28 760 Riverside Santa Margarita Ecological Reserve; Temecula Gorge, on north bank of Santa Margarita River at aqueduct crossing. 249 Comment
  UCR275361  Croton californicus T. B. Salvato, Melissa Clemons 2005-6-9 1504 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR278562  Croton californicus Mitch Provance 2012-7-28 712- 08 Riverside San Gorgonio Pass, Banning, Montgomery Creek and adjacent plateaus, south of Westward Ave., and west of Banning High School 695 Comment
  UCSB3574  Croton californicus Walker, Clifford 1954-4-9 Riverside 3 miles south of Devil''s Garden between White Water Canyon and Twentynine Palms Comment
  CDA34537  Croton californicus Mike Lahti 2009-9-1 PDR# 1501825 Riverside 0 Comment
  CLARK-A1656-886  Croton californicus var. mohavensis Jim Cornett 1977-6-25 Riverside Desert Hot Springs Comment
  RSA557319  Crypsis vaginiflora Julie Greene, Steve Boyd, David E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1431 Riverside San Jacinto Wildlife Area. 433 Comment
  RSA0021553  Cryptantha angustifolia Duncan S. Bell 2012-3-4 3137 Riverside Arica Mountains; along old railway line about 4.5 air miles south of the ghost town of Rice. 217 Comment
  RSA0026164  Cryptantha angustifolia Marc Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17710 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 6 kilometers ENE of north end of the Mule Mountains. Comment
  RSA799816  Cryptantha angustifolia D. M. Ray 2011-3-5 14 Riverside Sonoran Desert: Chuckwalla Valley along Kaiser Road. 198 Comment
  SEINET3152142  Cryptantha angustifolia S. B. Parish 1907-4-15 6158 Riverside Western base of the Colorado desert. 450 Comment
  UC729732  Cryptantha angustifolia Carl B. Wolf 1932-4-27 Riverside 17 mi e Mecca; Colorado Desert 152 Comment
  UCR18176  Cryptantha angustifolia A. C. Sanders 1978-4-2 00183 Riverside Coachella Valley, Hidden Valley, near the mouth of Deep Canyon 183 Comment
  POM14164  Cryptantha barbigera P. A. Munz, D. D. Keck 1922-4-9 4793 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA234106  Cryptantha barbigera R. F. Thorne, R. Carolin 1967-3-21 41636 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA676166  Cryptantha barbigera Scott D. White 2001-4-3 8273 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  RSA781027  Cryptantha costata D. Silverman, Andy Sanders 2010-3-23 7817 Riverside Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 km SW of Palen Dunes, 3.2 km N of I-10 and 8 km ESE of Sidewinder Well 130 Comment
  SEINET3100711  Cryptantha costata G. Rink, M. Honer, K. Christie 2012-3-19 11083 Riverside NW side of the Mule Mtns, ca 2 miles east of the prison 120 Comment
  RSA699333  Cryptantha decipiens J. R. Bruff 1928-4-2 s.n. Riverside Canyon wash 1 mile west of Morengo. Comment
  GMDRC3553  Cryptantha dumetorum J. Andre, T. La Doux 2009-2-25 10822 Riverside Palen Dry Lake: Palen Dry Lake: SE margin of the playa, approx 40 mi. W. of Blythe, 6 mi. N. of I-10, E. of Desert Center. USGS 7.5 min. Quad: Sidewinder Well 33 deg. 42.637' N 115 deg. 12.163' W. Elev. 423 ft. 129 Comment
  SEINET10455939  Cryptantha gracilis David B. Dunn 1946-3-16 Dunn 2067 Riverside On same sheet as Conrad 6639, UMO 110306. Collected on dry plateau 1/2 mi NE of Pushawalla Palms (Springs). Indio Hills. Sparse desert scrub of Larrea and Franseria, with palms at the springs in the canyon. Comment
  RSA796504  Cryptantha holoptera J. Andre 2012-3-19 21382 Riverside Palen Mountains; along Palen Pass Road at Palen Pass. 383 Comment
  POM368273  Cryptantha intermedia Ora M. Clark 1929-3-2 1601 Riverside Near Alberhill Comment
  SBBG53744  Cryptantha intermedia S. Boyd 1980-4-8 Riverside Harford Springs County Park, located on the NW corner of the Gavilan Plateau Comment
  SBBG55854  Cryptantha intermedia C. Davidson, B. Gustafson 1977-4-7 5579 Riverside Whitewater Cyn Rd, near start of Pacific Crest Trail 609 Comment
  UCR225733  Cryptantha intermedia A. C. Sanders 2011-3-30 38918 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  SDSU21781  Cryptantha juniperensis Mitch Provance 6532 Riverside San Bernardino Valley: Rialto, Colton Dune System, N side of Slover Ave. between Pepper Ave. and the tank farm (ca. 0.5 mi. W of Pepper Ave.) 320 Comment
  POM73211  Cryptantha maritima Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  UCR52018  Cryptantha maritima var. pilosa Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2179 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA692256  Cryptantha micrantha Scott D. White, Michael Honer 2003-4-25 9124 Riverside San Bernardino Mtns.: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of raod, on alluvial fan adjcent steep east-facing mountain slope. 610 Comment
  UC1063822  Cryptantha micrantha H. S. Yates 1937-3-23 6394 Riverside 2 mi n Palm Springs; San Jacinto Quad. 213 Comment
  RSA50324  Cryptantha micrantha var. lepida E. K. Balls 1949-5-4 13489 Riverside 6 miles from boundry of National forest, on Baning-Idylwild road. 1371 Comment
  UCR110966  Cryptantha micrantha var. lepida George K. Helmkamp 1998-6-27 4096 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UCR127354  Cryptantha microstachys A. C. Sanders, D. Malueg 2003-5-8 26572 Riverside Perris-Aguanga Basin region, Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek 396 Comment
  POM98095  Cryptantha microstachys P. A. Munz 1925-5-19 9823 Riverside 2 miles west of Dripping Springs. 426 Comment
  UC1287100  Cryptantha muricata C. L. Hitchcock 1966-3-15 24157 Riverside 1 mi e Glen Ivy Hot Springs Comment
  UCR120624  Cryptantha muricata Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2304 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR68609  Cryptantha muricata Steve Boyd, D. E. Bramlet 1990-4-29 4477 Riverside Peninsular Range, Lake Skinner County Park, S flank of Bachelor Mtn. Comment
  UCSB38650  Cryptantha muricata Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct. w/ Hwy. 111 at Indian Wells Sta. Rosa Rd., 1 mi. (1.6 km.) S. of 74 Comment
  RSA0106708  Cryptantha nevadensis Duncan S. Bell, Amanda Turek 2010-4-9 758 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  SEINET269546  Cryptantha nevadensis John Wear 1995-3-22 Riverside Colorado Desert: Wash along Eagle Mountian Road N of I-10 near Desert Center Comment
  CLARK-A1528-2220  Cryptantha pterocarya John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA499793  Cryptantha racemosa W. Hutchinson 1925-04 s.n. Riverside Palm Canyon Comment
  UC667292  Cryptantha racemosa Annie M. Alexander and Louise Kellogg 1941-5-20 2203 Riverside Cottonwood Pass Colorado Desert, Eagle Mountains 792 Comment
  RSA0119886  Cryptantha utahensis Duncan S. Bell, Thomas Stoughton 2016-4-12 9218 Riverside Santa Rosa Mountains; eastern side of Martinez Mountain; in a side canyon off of Martinez Canyon, approximately 3.5 air miles southwest of the junction of Agua Alta Canyon and Martinez Canyon. 861 Comment
  UCR117331  Cucurbita foetidissima Mitch Provance 1998-6-11 661 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  CLARK-A1528-427  Cucurbita palmata Charlotte Stocks 1964-8-15 Riverside La Quinta Comment
  MACF019761  Cupressus arizonica var. glabra Trudy R. Ericson 1975-10-5 415 Riverside Hurkey Creek Campground 1371 Comment
  UCR231193  Cupressus forbesii A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39925 Riverside Peninsular Range; Santa Ana Mtns., near Sierra Peak on dirt road (Leonard Rd.) from Skyline Drive, c. 1/4 mile east of the Orange Co. line 884 Comment
  UCR174374  Cuscuta californica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32622 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 591 Comment
  SBBG119583  Cuscuta californica var. californica R. F. Thorne 1963-7-26 32821 Riverside Trabuco District, Cleveland Nat Forest 304 Comment
  CAS-BOT-BC224601  Cuscuta californica var. papillosa H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  UC172818  Cylindropuntia bigelovii S. R. Vasey Feb. 1881 Riverside White Water Comment
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Nov 29 2010
  SD164925  Cylindropuntia munzii Marc A. Baker, Tom F. Daniel 1984-3-24 4942 Riverside Above Chuckawalla Well. (IPB 7/07) 609 Comment
  CAS-BOT-BC56744  Cylindropuntia ramosissima B. D. Stark 1932-6-15 3736 Riverside Field redacted by CAS, contact the data manager for more information 228 Comment
  CAS-BOT-BC190213  Cynodon dactylon Ivan Johnston 1917-4-4 1116 Riverside Palm Canyon. Comment
  RSA522716  Cyperus eragrostis Steve Boyd, Timothy S. Ross 1989-8-28 3807 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA273007  Cyperus erythrorhizos C. W. Tilforth, Walter Wisura 1978-10-6 1714 Riverside Lake Skinner, north-east of Temecula 451 Comment
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Apr 30 2011
  UCR119811  Cyperus erythrorhizos A. C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23064 Riverside San Jacinto Mtns., NW shore of Lake Hemet, at Forest Service day use area 1322 Comment
  RSA653255  Cyperus involucratus Mitch Provance 2000-6-24 2058 Riverside Riverside: Santa Ana River Wash, between the Market St. bridge and the 60 Fwy. 243 Comment
  SD71769  Cyperus involucratus Helen V. Witham 1969-7-2 188 Riverside De Luz Creek crossing; 4 miles north of De Luz; colonized along creek. 249 Comment
  UCR173889  Cyperus niger Scott D. White, Angelia Carey 2004-9-16 10759 Riverside San Jacinto Mtns foothills, Indian Creek watershed, above confluence with San Jacinto River 579 Comment
  CDA38903  Cyperus odoratus T. C. Fuller 1961-10-18 7161 Riverside Santa Ana River Canyon at Green River Golf Course, Highway 91. 0 Comment
  SD146115  Cyperus odoratus A. C. Sanders, Mitch Provance, et al 2000-9-27 23680 Riverside Santa Ana River Valley; southwest side of Mount Rubidoux; northwest of intersection of Tequesquite Avenue and Gregory Road; near confluence of Arroyo Tequesquite and the river . 231 Comment
  SD227679  Cyperus parishii A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22234 Riverside San Bernardino Mtns.: Morongo Indian Reservation, lower Millard Canyon 840 Comment
  UCR89437  Cyperus retrorsus Steve Morgan 1994-9-13 s.n. Riverside Riverside, UCR campus in the Botanic Garden. Along the trail in the chaparral section just west of (below) the lath house Comment
  OBI68606  Cyperus rotundus K. E. Hoffmaster Jul-58 s.n. Riverside Indio Comment
  UC212810  Cyperus rotundus F. M. Reed 1918-1 Riverside Riverside Comment
  CDA1954  Dactyloctenium aegyptium B. Ballen 1983-11-22 Riverside North side of Avenue 48, 300 meters west of Hjorth Avenue, southwest of Indio. 0 Comment
  UCR72761  Dactyloctenium aegyptium Megan Phillips 1991-10-17 91- 19 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Palm Springs, Tahquitz debris bain at base of Tahquitz Canyon, off Sunnydunes Drive Comment
  UC68592  Dalea mollis H. M. Hall Apr. 1905 5932 Riverside McCoy Wash Colorado Desert, McCoy Wash 91 Comment
  SEINET2061476 Image available Dalea mollissima A. C. Sanders, et al. 1986-3-2 6067 Riverside Chuckwalla Valley, ca. 1/2 mile W of Graham Pass, on powerline road 1/2 mile S of old Hwy 60. 134 Comment
  JOTR36187  Dasyochloa pulchella La Doux, Tasha, B. Truesdell, M. Wheeler 2013-10-31 3336 Riverside Joshua Tree National Park. Queen Mountain; near Split Rock, approx 0.5 km SE of Elton Mine 1330 Comment
  POM47203  Dasyochloa pulchella Mary F. Spencer 1920-4-1 1556 Riverside In desert sand, Colorado Desert 122 Comment
  UCSB491  Dasyochloa pulchella Yokoyama, Howard 1953-3-21 Riverside 11 mi E of Indio Comment
  RSA736922  Datisca glomerata Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10674 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
  CLARK-A1528-899  Datura meteloides Ken F. Clarke 1971-8-11 Riverside Riverside Comment
  HSC84147  Datura wrightii H. A. Heaton 1987-4-11 8 Riverside N of the University of California, Riverside, E on Blaine, N on Belvedire 0.6 mi. to the base of Two Trees Canyon 396 Comment
  CAS-BOT-BC523916  Deinandra paniculata R. E. Riefner, Jr. 2014-8-27 14 -304 Riverside City of Riverside, Moreno Valley,Box Springs Blvd., at Sycamore Canyon Blvd., W of 215-Freeway 483 Comment
  UC1746493  Deinandra paniculata A. C. Sanders with D. Malueg, K. D. Jones 2000-9-8 23635 Riverside gasline right of way across Pinto and Hoopes Ranches; Perris-Aguanga Basin Region; gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, S of Scott Rd. 415 Comment
  UC64119  Delphinium parishii H. M. Hall June 1901 2161 Riverside e base of mts along borders of Colorado Desert; San Jacinto Mountains Comment
  UCR133717  Delphinium parishii N. C. Cooper 1944-4-8 1069 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Andreas Canyon 457 Comment
  UCR157113  Delphinium parishii A. C. Sanders 1995-4-13 16485 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  UCR16750  Delphinium parishii B. A. Carlson 1978-4-30 s.n. Riverside Santa Rosa Mtns, 5 mi. south of Palm Desert, east of Hwy 74 396 Comment
  RSA581749  Dendromecon rigida M. Wall 1995-4-13 98 Riverside San Jacinto Mountains, along Hwy 243, 6.95 miles south of Interstate 10 out of Banning, road pull out by dirt road, 1993 burn area. Comment
  UCR173144  Dendromecon rigida Abby Sirulnik 2000-5-7 30 Riverside Peninsular Ranges; San Jacinto Mtns., along Mt. Edna Rd. off of Calif. Hwy 243, c. 5 mi. N of Poppet Flats 1159 Comment
  UCR92239  Dendromecon rigida D. L. Banks, Steve Boyd 1995-5-3 0197 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  CAS-BOT-BC198173  Deschampsia danthonioides A. C. Sanders 1993-5-12 13998 Riverside Hemet, SW corner of the intersection of Florida Ave. (Hwy. 74) and Warren Rd., between the New San Diego Aqueduct and Warren 457 Comment
  RSA754134  Deschampsia elongata W. Schlegel, Andrew Troutte 2008-8-8 10 Riverside Idyllwild: Dry creek bed. Comment
  UC856042  Descurainia pinnata I. W. Clokey 1935-4-17 6650 Riverside Cottonwood Springs Comment
  UCR264651  Descurainia pinnata Mitch Provance 2013-4-8 413- 07 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA557759  Descurainia pinnata subsp. glabra R. F. Thorne, M. Z. Thorne 1973-3-30 42690 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA799237  Descurainia pinnata subsp. glabra Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 745 Riverside North side of the Mecca hills, side canyon between the head of Box Canyon and Shavers Well, roughly 7.4 miles from Interstate 10 on Box Canyon Road 305 Comment
  CHSC633  Dicentra chrysantha E. Thomas 1941-5-11 Riverside Elsinore. 396 Comment
  RSA162722  Dicentra ochroleuca John Olmsted 1958-6-10 158 Riverside 7.5 miles SW of Corona on Oak Flat Fire Road (turn S in corona from US onto Lincoln, Santa Ana Mtns, Santa Ana River. 793 Comment
  PASA833  Dicoria canescens Frank W. Peirson 1920-12-29 Riverside One and one-half miles east of Thite-water 304 Comment
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Nov 12 2014
  UCR38956  Dicoria canescens David J. Keil 1976-12-12 11928 Riverside Sonoran (Colorado) Desert, [Chuckwalla Valley] along Interstate Hwy 10, 37 mi east of Chiriaco Summit Comment
  UC666420  Dieteria asteroides var. asteroides Annie M. Alexander and Louise Kellogg 1941-5-28 2258 Riverside 3 mi n Palo Verde; Colorado Desert 106 Comment
  RSA735857  Dimorphotheca sinuata Scott D. White, Justin M. Wood 2008-4-16 11881 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  SEINET13778024 Image available Diplacus puniceus L. R. Abrams 1941-1 13876 Riverside Palomar School near Perris Comment
  CAS-BOT-BC195675  Distichlis spicata Frank W. Peirson 1922-4-9 4331 Riverside Murray Canyon, Colorado Desert Comment
  CHSC60201  Distichlis spicata J. Lund 1980-4-2 Riverside The corner of 66th. Ave and Fillmore are 3.0 miles east of Meca. 45 Comment
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May 29 2011
  UCR42409  Ditaxis californica J. M. Stewart 1986-1-20 86- 3 Riverside Sonoran (Colorado) Desert, Divide between the Mecca Hills and the Orocopia Mtns. Comment
  RSA134883  Ditaxis claryana L. S. Rose 1959-1-8 s.n. Riverside La Quinta. Comment
  JOTR33806  Ditaxis neomexicana La Doux, Tasha, B. Truesdell 2007-11-9 3304 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (STOP2) 601 Comment
  UCD84941  Ditaxis neomexicana Chuck Hughes 2010-3-24 213 Riverside About 12.7 miles south of Highway 62, next to railroad tracks. 281 Comment
  UCR264218  Ditaxis neomexicana A. C. Sanders, Jim Malusa 2015-9-10 41865 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
  SD46582  Ditaxis serrata var. californica P. C. Everett, E. K. Balls 1956-5-2 21559 Riverside Eagle Mountains, 8.0 miles north of junction with Highway 60/70 on road to Eagle Mountain Pumping Station. 370 Comment
  POM305626  Dithyrea californica Henry J. Ramsey, Henry J. Ramsey 1937-2-26 873 Riverside Whitewater. Comment
  RSA311338  Dithyrea californica R. F. Thorne 1963-3-29 32385 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Dec 13 2011
  UCSB2310  Dithyrea californica Haller, John 1957-3-23 Riverside Morongo Wash, ca. 4.5 road miles N. of U.S. 99, & 3 air miles S of Riverside-San Bernardino Co. line 609 Comment
  UCR138645  Dodecatheon clevelandii subsp. clevelandii D. L. Banks 1997-2-17 1274 Riverside Agua Tibia Mtns., NW Palomar Mountains: burned areas in the Temecula community of Redhawk, south of the intersection of Redhawk Parkway and Tehachapi Pass Road 396 Comment
  LA204314  Draba cuneifolia Carl Epling; 1941-4-5 sn Riverside Palms to Pines Highway Comment
  RSA0124741  Draba cuneifolia Duncan S. Bell, LeRoy Gross 2016-3-9 8844 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA0006633  Draba saxosa Anstruther Davidson 1876-7-11 s.n. Riverside Top of Mount Jacinto Comment
  POM13651  Drymocallis glandulosa var. glandulosa Philip A. Munz, I. M. Johnston 1922-5-21 5534 Riverside Hemet Valley, 1524 Comment
  RSA621449  Dryopteris arguta Darin L. Banks 1997-11-15 2190 Riverside North face of Dorland Mountain, east of the Dorland Mountain Arts Colony 537 Comment
  SEINET6173084 Image available Dryopteris arguta S. Quan 1967-1 91 Riverside Ramona, Cleveland National Forest 366 Comment
  JEPS2563 Image available Dudleya lanceolata W. L. Jepson 1903-8-6 2285 Riverside Spruce Canyon San Jacinto Mts.; Spruce Canyon, San Jacinto Mts., Southern Calif. 1310 Comment
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Sep 5 2011
  POM17775  Dudleya lanceolata P. A. Munz 1923-6-18 7131 Riverside Temecula Canyon. Comment
  RSA561017  Dudleya multicaulis Steve Boyd, Timothy S. Ross 1992-5-4 7193 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UC69874  Dudleya multicaulis C. M. Wilder 1905-5-30 584 Riverside West Riverside Comment
  UCR37492  Dudleya multicaulis Steve Boyd 1981-5-8 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mountain. 823 Comment
  UCR161253  Dudleya pulverulenta A. C. Sanders, Kelly Volansky 2005-8-31 31584 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UC1015385  Dudleya saxosa subsp. aloides Reid Moran 1947-5-10 2181 Riverside 1 mi e Santa Rosa Summit (Palms-to-pines Hwy) 1371 Comment
  UCR14557  Dyssodia porophylloides A. C. Sanders 1974-5-12 0100 Riverside Santa Rosa Mtns., San Bernardino National Forest, Cactus Spring Trail between Pinyon Flats and Horsethief Creek 1159 Comment
  SBBG94680  Echinochloa colona S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 airline mi SW of Temecula; T8S, R 3W on line between S 22 and 27 374 Comment
  SD68958  Elatine californica Robert F. Thorne, E. Lathrop, P. Munz 1968-5-8 37560 Riverside Santa Rosa Plateau; Rancho California. Shallow water of vernal marsh on Mesa de Colorado. 671 Comment
  RSA665176  Eleocharis engelmannii R. E. Riefner 2001-12-16 1 -775 Riverside Paloma Valley; near Antelope Rd. and Garbini Rd. 450 Comment
  UC1100718  Eleocharis macrostachya Malcolm A. Nobs, S. Galen Smith 1948-9-3 502 Riverside Thermal Imperial Valley Comment
  SEINET245300 Image available Eleusine indica Mitch Provance 2000-10-28 2268 Riverside Jurupa Mountains; City of Fontana, Mary Vagl Nature Center. 335 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
  UCR167843  Elymus condensatus T. B. Salvato, Melissa Clemons 2005-6-23 1330 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  POM12148  Elymus elymoides Mary F. Spencer 1921-6-15 1692 Riverside Idyllwild, San Jacinto Mt. 1616 Comment
  JOTR35510  Elymus elymoides subsp. elymoides La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3197 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon (Biodiversity Hunt stop4) 1219 Comment
  UC821521  Elymus elymoides subsp. elymoides P. A. Munz 1922-6-28 5883 Riverside Santa Rosa Mts.; higher slopes 2407 Comment
  CAS-BOT-BC203642  Elymus glaucus subsp. glaucus S. B. Parish; W. F. Parish 1881-7-1 1014 Riverside San Jacinto Mts., Tahquitz Valley Comment
  UCR252007  Elymus hispidus A. C. Sanders, T. B. Salvato 2014-7-2 41185 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  UCR207469  Elymus repens O. F. Clarke 2002-12-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  RSA0031712  Emmenanthe penduliflora Tamara Joy Hanna 1991-5-19 49 Riverside Off of Coyote Canyon Road (FWD dirt) on a walking trail approx. 3 mi from the gated (back) entrance to the Anza-Borrego State Park via Horse Canyon. Comment
  RSA0123370  Emmenanthe penduliflora Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9034 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  UCR906A  Emmenanthe penduliflora S. Riddell 1973-5-17 7 Riverside Santa Ana Mtns, Hwy 74, 8.8 mi west of Hwy 71-74 junction, west of Elsinore 640 Comment
  UCSB5251  Emmenanthe penduliflora Ralph, F. 1960-4-1 Riverside Whitewater Canyon, 1.6 miles north of U.S. Hwy 99; western edge of the Colorado Desert Comment
  SEINET10397868  Emmenanthe penduliflora Norman C. Cooper 1944-4-8 1053 Riverside Andreas Canyon 305 Comment
  UCR5549  Encelia californica Marvin Miller 1967-1-6 s.n. Riverside Peninsular Range, Gavilan Hills Comment
  CLARK-A1656-718  Encelia farinosa unknown 1981-3-14 Riverside Coachella Valley Comment
  RSA593975  Encelia farinosa D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0960 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  RSA670063  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of Junction of Hwy 78 and Hwy 60-70 near Blythe Comment
  UC1871079  Encelia farinosa Steve Boyd, T. S. Ross, W. Appleby 1993-3-20 7888 Riverside Colorado Desert; Northeastern Colorado Desert region; Southern end of Cadiz Valley, just east of the Coxcomb Mountains and northwest of the Granite Mountains, west edge of Highway 177, just south of intersection with Highway 62. 400 Comment
  UCR119416  Encelia farinosa Mitch Provance 1998-2-13 42 Riverside Jurupa Mountains, Glen Avon Hts., .2 km. north of Campbell St., along the SW portion of the range. 262 Comment
  SEINET10891992  Encelia farinosa David B. Dunn, Howard Brown 1947-2-9 Dunn 2857 Riverside Pushawalla Canyon, Indio Hills. In dry wash in canyon. Comment
  POM356685  Encelia farinosa var. farinosa L. E. Hoffman 1933-2-18 s.n. Riverside Above Garnet, Coachella Valley Comment
  POM356686  Encelia farinosa var. farinosa B. C. Templeton 1930-4-9 1001 Riverside North of Palm Springs. Colorado desert 400 Comment
  UCR214289  Encelia farinosa var. phenicodonta A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37484 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  JOTR34056  Encelia virginensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2954 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  OBI38921  Ephedra aspera A. C. Sanders, D. Charlton, & B. Pitzer, B. Pitzer 1986-3-3 6142 Riverside North foot of the Chuckwalla Mts, 2-3/4 mi airline SE of Desert Center 366 Comment
  JOTR33740  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2739 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  POM293443  Ephedra californica Lyman Benson 1954-5-2 15280 Riverside Morongo Pass (south end of Morongo Valley). 915 Comment
  UCR4014  Ephedra californica Val Chase 1965-3-7 5 B Riverside Western Colorado Desert, 1 mi south of Desert Hot Springs on the road S to Garnet 457 Comment
  UCR72190  Ephedra californica Theo Glenn 1991-5-2 91- 123 Riverside Sonoran (Colorado) Desert, Arica Mtns., SW of Rice 340 Comment
  RSA0030700  Ephedra trifurca J. Andre 2013-3-27 24810 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  CLARK-A1528-649  Epilobium adenocaulon Frank C. Vasek 1964-6-24 640624-1 Riverside University of California Comment
  CSUSB1325  Epilobium adenocaulon var. adenocaulon Ed Francisco 1972-6-26 Riverside San Jacinto Mountains At Dark Canyon in the San Jacinto Mountains. Comment
  UCR110391  Epilobium brachycarpum A. C. Sanders, Mitch Provance 1999-9-26 23085 Riverside San Jacinto Mountains, McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  UCR163893  Epilobium canum B. G. Pitzer 2001-8-19 4341 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  RSA559605  Epilobium canum subsp. latifolium Louis C. Wheeler 1933-12-1 2291 Riverside Mouth of Tauquitz Canyon, San Jacinto Mountains. 152 Comment
  UCR202612  Epilobium ciliatum Scott D. White, Justin M. Wood 2008-7-9 12424 Riverside San Jacinto Mountains, K Flat, from large pond downstream to meadow 1463 Comment
  POM48356  Epipactis gigantea Philip A. Munz, I. M. Johnston 1924-7-27 8793 Riverside Dark Canyon, San Jacinto Mountains 2134 Comment
  RSA381719  Epipactis gigantea George Henry Grinnell 1923-5-26 s.n. Riverside Riverside. Comment
  UCR201661  Equisetum laevigatum Scott D. White, Justin M. Wood 2008-5-15 11977 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  RSA567643  Eragrostis curvula var. conferta S. Morgan 1992-7-27 92 -7 Riverside UCR campus. A weed in the Latin American section of the UCR Btanic Garden; garden quad. F-4. Origin unknown, but possible an escape from a grass collection that was in another part of the garden(K-8)ca. 15 yrs ago. Comment
  UCD39930  Eragrostis mexicana Beecher Crampton ? s.n. Riverside UC Davis Riverside, Agronomy Experimental Area, Plant Introduction Plot. Comment
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Jun 16 2012
  UCR265603  Eragrostis mexicana Jordan Zylstra 2014-7-6 14018 Riverside San Jacinto Mountains, Fobes Canyon 1524 Comment
  RSA737430  Eragrostis mexicana subsp. virescens Justin M. Wood 2008-8-31 126 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  LA11789  Eragrostis pectinacea F. M. Reed; 1907-9-10 1908 Riverside on Chicago Ave Comment
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Jan 18 2014
  UCD64456  Eragrostis pectinacea Collector Unknown 1949-8-1 Riverside Riverside County. Comment
  RSA695438  Eremalche rotundifolia Scott D. White, Michael Honer 2003-5-14 9289 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UC1007180  Eremalche rotundifolia Philip A. Munz 1940-3-23 15668 Riverside Dale to Cottonwood Springs; s. base Pinto Mts. 609 Comment
  UCR148462  Eremalche rotundifolia S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  CAS-BOT-BC160066  Eremothera boothii subsp. condensata L. R. Abrams 1926-3-26 11085 Riverside Between Palm Springs and Indian Wells Comment
  CAS-BOT-BC160067  Eremothera boothii subsp. condensata Marcus E. Jones 1927-4-1 s.n. Riverside Keys Ranch, near Morongo Valley Comment
  RSA0123353  Eremothera boothii subsp. decorticans Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9051 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  CAS-BOT-BC160221  Eremothera boothii subsp. desertorum N. Aitkenhead 1977-2-2 2179 Riverside ~1 mi. from inter. of JT Mon Rd & pipeline Comment
  UCSB42113  Eremothera chamaenerioides Roos, John 1966-3-26 Riverside 2.5 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  SEINET3995113  Eremothera refracta H. M. Hall 1905-4-21 5840 Riverside Near Salton Comment
  RSA0105461  Eriastrum densifolium subsp. austromontanum J. T. Howell 1927-8-2 574 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  RSA0105505  Eriastrum densifolium subsp. austromontanum Christopher Davidson 1978-6-15 7381 Riverside Santa Rosa Mts. Road from Hwy 74 to Sta Rosa Mt., ca. 2 mi W of junction to Sta Rosa Spgs Campground. 2087 Comment
  UC1787317  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 138 Riverside San Jacinto Mountains: Hwy 371, 4.5 km south of Hwy 74, south side of road, in sandy bottom of Hamilton Wash 1267 Comment
  UCR126207  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-5-29 123 Riverside San Jacinto Mtns., Old Banning-Idyllwild Road, 0.4 km south of junction with Hwy 243 (the new road to Idyllwild), roadcut along both sides of road 683 Comment
  UC23521  Eriastrum densifolium subsp. sanctorum H. M. Hall 1895-7-4 173 Riverside above Riverside; Santa Ana River, Spanishtown crossing Comment
  CSUSB1767  Eriastrum eremicum Wayne White 1975-5-24 Riverside Chuckwalla Mountains Chuckwalla Mountains. On Highway I-10 to Red Cloud Road. Colorado Desert. 609 Comment
  RSA0135759  Eriastrum eremicum subsp. eremicum Sarah J. De Groot, Robert K. Lauri 2005-7-7 5116 Riverside North foot of Mt. San Jacinto: Along Snow Creek Road just south of Highway 111, south of I-10. 366 Comment
  UC52542  Eriastrum eremicum subsp. eremicum F. Gilman 1902-1 4 Riverside Palm Springs Comment
  UC666379  Eriastrum eremicum subsp. eremicum Annie M. Alexander and Louise Kellogg 1941-6-1 2265 Riverside Intersection of Morongo and main highway. 243 Comment
  RSA0120369  Eriastrum eremicum subsp. eremicum N. C. Cooper 1948-5-13 2836 Riverside Devil's Garden. 244 Comment
  SBBG35228  Eriastrum filifolium T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  CAS-BOT-BC187938  Eriastrum harwoodii Carl B. Wolf 1932-4-29 3119 Riverside Eastern Colorado Desert, 3 miles S of Rice on Blythe Road 213 Comment
  RSA0120675  Eriastrum harwoodii Duncan S. Bell 2010-4-2 686 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  UCR58302  Eriastrum sapphirinum George K. Helmkamp 1989-10-7 s.n. Riverside San Jacinto Mtns, N slope of Thomas Mtn, 1 mi. SW of Hwy 74 on Thomas Mtn Road 1500 Comment
  RSA0121568  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Angelia Carey 2004-7-2 10569 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UCR281101  Eriastrum sapphirinum subsp. dasyanthum Mitch Provance 2017-5-25 517- 67 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  RSA0121569  Eriastrum sapphirinum subsp. dasyanthum Albert J. Perkins 1919-1 s.n. Riverside Idllwild, San Jacinto Mts. Comment
  UCSB16708  Eriastrum sapphirinum subsp. sapphirinum Dearing, Hugh; Dearing, Margaret 1940-6-8 Riverside Pines to Palms Highway west of Ribbonwood Comment
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Nov 19 2011
  POM359409  Ericameria linearifolia Mark Morris 1929-3-17 14925 Riverside Palm Canyon. Comment
  UCR140740  Ericameria palmeri var. pachylepis A. C. Sanders 2004-5-11 27853 Riverside Elsinore Basin Region, Alberhill Mountain, lower south-facing slopes southeast of the clay mining area 450 Comment
  UCR220009  Ericameria palmeri var. pachylepis A. C. Sanders, D. L. Sanders 2010-11-28 38694 Riverside Peninsular Range; NW Gavilan Hills, Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave. 279 Comment
  UC63169  Ericameria pinifolia H. M. Hall 1901-6-1 Riverside Onstatt's Valley San Jacinto Mts. Onstatt Valley 1615 Comment
  UCR106353  Erigeron divergens John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  RSA19448  Erigeron foliosus I. W. Clokey 1935-8-21 6961 Riverside E of Keen Post Office 1350 Comment
  UCR174063  Erigeron foliosus A. C. Sanders 2006-5-19 32440 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
  UCR256800  Erigeron foliosus T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7868 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  SD133184  Erigeron foliosus var. foliosus Scott White 1991-5-13 91 108 Riverside Highway 79 immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  SEINET238580  Erigeron foliosus var. foliosus Scott D. White 1997-5-25 5248 B Riverside Hills S of Patton Ave. and W of Winchester Rd. ca 2 air miles SW of jtn. Winchester Rd./ Simpson Ave. 457 Comment
  UCR21955  Erigeron foliosus var. foliosus Steve Boyd 1980-6-4 317 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  POM182241  Erigeron foliosus var. stenophyllus P. A. Munz 1932-4-24 12400 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  JOTR31185  Erigeron parishii La Doux, Tasha, G. Clifton 2009-5-14 1952 Riverside Joshua Tree National Park. Little San Bernardino Mountains, upper reaches of East Wide Canyon, just below Upper Covington Flats, narrow gravelly ridge 1405 Comment
  RSA203069  Eriodictyon crassifolium James Henrickson 1967-4-30 2460 Riverside 2 miles N of Lake Elsinore. 396 Comment
  UCSB9329  Eriodictyon crassifolium Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Road from State Rd. 111; San Jacinto Mt. Range; Colorado Desert drainage area 609 Comment
  UCR230933  Eriodictyon crassifolium var. crassifolium T. B. Salvato, Richard Camacho 2011-6-12 5490 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  RSA455061  Eriodictyon trichocalyx var. trichocalyx N. C. Cooper 1949-6-29 4379 Riverside Above Banning 915 Comment
  CAS-BOT-BC248642  Eriogonum apiculatum Edmund C. Jaeger 1940-5-19 s.n. Riverside Falcon Flats, Joshua Tree National Monument 1432 Comment
  RSA0099998  Eriogonum apiculatum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8571 Riverside Santa Rosa Mountains; along Forest Service Road 7S02, approx. 0.7 air mile west of the summit of Santa Rosa Mountain. 2233 Comment
  RSA698422  Eriogonum apiculatum J. R. Bruff 1934-6-19 539 Riverside Palms and Pines Hwy. Comment
  POM244786  Eriogonum davidsonii E. C. Jaeger 1938-5-14 s.n. Riverside Covington Flats, Joshua Tree National Monument. 1280 Comment
  RSA792161  Eriogonum davidsonii A. C. Sanders, Mitch Provance 2008-7-11 35750 Riverside Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1450 Comment
  RSA797605  Eriogonum davidsonii Robert F. Thorne, Walter Wisura 1977-9-17 50767 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UC534918  Eriogonum davidsonii Susan G. Stokes 1933-7-1 76 Riverside road to Idyllwild Comment
  UCR20541  Eriogonum davidsonii W. W. Mayhew 1977-7-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR240620  Eriogonum davidsonii Tracy Tennant, Mitch Provance 1998-6-16 MOR- 432 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  RSA554248  Eriogonum deflexum var. deflexum Theo Glenn 1991-5-15 91134 Riverside Colorado Desert Little Maria Mountains, NW of Blythe. 390 Comment
  UCR133946  Eriogonum elongatum John F. Green 2003-8-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  UCR41374  Eriogonum elongatum N. M. Fellows 1985-1-5 54 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  CLARK-A1528-736  Eriogonum fasciculatum I. Rauch 1968-3-6 Riverside Riverside Comment
  SEINET3086511 Image available Eriogonum fasciculatum J. Harry Lehr 1975-10-12 1697 Riverside Rt. I-10, 2 mile E of Ramsey Street, Banning. 152 Comment
  POM13746  Eriogonum fasciculatum var. foliolosum E. C. Jaeger 1921-7-15 1193 Riverside Soboba Hot Springs Comment
  POM50380  Eriogonum fasciculatum var. foliolosum W. W. Eggleston 1924-3-8 19528 Riverside Hemet. 480 Comment
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Mar 24 2011
  SD229218  Eriogonum fasciculatum var. foliolosum Dick Schwenkmeyer 2012-4-17 694 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  UC6288  Eriogonum fasciculatum var. foliolosum Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UCR260541  Eriogonum fasciculatum var. foliolosum T. B. Salvato 2014-5-29 8040 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  UCR268314  Eriogonum fasciculatum var. foliolosum Jim Andre 2012-6-15 30493 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  SD229222  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer 2012-8-6 770 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  SEINET239005  Eriogonum fasciculatum var. polifolium B. Pitzer 1997-4-20 3195 Riverside Lakeview Mtns: Warren Road just before it connects with Pulsar View Rd ca. 1 air mile N of Juniper Flats Rd. [UTM 10km 518 Comment
  CAS-BOT-BC253486  Eriogonum gracile Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  CAS-BOT-BC253487  Eriogonum gracile Steve Boyd 1994-10-14 8382 Riverside San Mateo Canyon, sandy benches in canyon bottom at the confluence with Bluewataer Canyon, Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest 304 Comment
  UCR25809  Eriogonum gracile var. gracile John C. Roos 1937-7-12 1509 Riverside Reche Canyon 549 Comment
  RSA0097132  Eriogonum gracile var. incultum Marc A. Baker, Michelle Cloud-Hughes 2015-6-23 18361 Riverside 2.5 km NNW of central Beaumont, 42 km ENE of central Riverside. 785 Comment
  RSA670613  Eriogonum inflatum Bonnie C. Templeton 1930-3-22 1644 Riverside Palm Springs. 400 Comment
  UCR126425  Eriogonum inflatum T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 54 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  CAS-BOT-BC270593  Eriogonum molestum Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mountains Comment
  JEPS56702  Eriogonum molestum W. L. Jepson 1903-8-6 2281 Riverside Chalk Hill San Jacinto Mt. (trip to Spruce Canyon) 1524 Comment
  RSA615042  Eriogonum molestum G. R. Ballmer 1991-8-11 s.n. Riverside Santa Rosa Mountains, Santa Rosa Mountain Rd (Truck Trail going up Santa Rosa Mountain), ca. 8 mi. SE of the junction with Hwy 74. West of Deep Canyon. Comment
  SBBG64073  Eriogonum molestum R. Hoffmann 1929-9-7 Riverside Strawberry Valley 1645 Comment
  RSA0005084  Eriogonum nodosum var. jaegeri E. C. Jaeger 1921-11-15 251 Riverside Morongo Wash near Hole-in Wall Spring. Comment
  CAS-BOT-BC269778  Eriogonum nudum var. pauciflorum D. E. Breedlove 1961-8-4 937 Riverside Black Mtn Campground; NW side of Black Mtn, San Jacinto Mtns 2286 Comment
  RSA0099999  Eriogonum nudum var. pauciflorum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8570 Riverside Santa Rosa Mountains; along Forest Service Road 7S02, approx. 0.7 air mile west of the summit of Santa Rosa Mountain. 2233 Comment
  RSA224  Eriogonum nudum var. pauciflorum J. T. Howell 1927-8-2 570 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  CAS-BOT-BC266940  Eriogonum parishii P. A. Munz; E. K. Balls 1952-8-21 17983 Riverside Road, Vandeventer Flat to Santa Rosa Peak 2072 Comment
  RSA339333  Eriogonum plumatella Robert F. Thorne, Rolf, Gertrud Dahlgren 1979-8-22 53565 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line near jct of road to Split Rock and 29 Palms; Valley W of Pinto Mountains. 1098 Comment
  JEPS56475  Eriogonum pusillum W. L. Jepson 1927-4-11 11625 Riverside Whitewater Bridge 457 Comment
  JEPS56499  Eriogonum reniforme W. L. Jepson 1928-4-25 12629 Riverside Pinto Basin Mohave Desert, Virginia Dale region, Pinto Basin 822 Comment
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Oct 28 2011
  JOTR29589  Eriogonum saxatile Andre, Jim 2006-4-26 6781 Riverside Joshua Tree National Park. Long canyon, approx 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  UC64563  Eriogonum saxatile H. M. Hall 729 Riverside San Jacinto Mountains 2438 Comment
  CAS-BOT-BC263503  Eriogonum thomasii Aven Nelson; Ruth A. Nelson 1939-3-30 3351 Riverside Near Desert Center north of Chuckwalla Mts. Comment
  HSC28462  Eriogonum thomasii Richard Spjut 1973-4-10 3290 Riverside Colorado Desert, N slopes of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  JOTR37423  Eriogonum thomasii La Doux, Tasha 2016-3-9 3658 Riverside Above Hayfield Dry Lake - Stop 1 509 Comment
  RSA0020370  Eriogonum thomasii Duncan S. Bell 2012-3-4 3129 Riverside Arica Mountains; west side of range, approximately 2.3 air miles west of Priests Well. 420 Comment
  UCD101289  Eriogonum thomasii Geoffrey Levin 1975-4-5 470 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of Little San Bernardino Mountains. Salton Sink Drainage area. 60 Comment
  UCR227181  Eriogonum thomasii Jim Andre 2011-2-9 15935 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR245927  Eriogonum thomasii Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3950 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., south of Shaver Well in a wash 229 Comment
  UCR36108  Eriogonum thomasii R. F. Thorne 1983-4-23 55503 Riverside San Bernardino Mtns., On the south end of ridge at mouth of Whitewater Canyon, east of bridge, 'about 3.3 mi. north of Whitewater Post Office' [!??] 427 Comment
  RSA500553  Eriogonum thurberi Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3596 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UC849296  Eriogonum thurberi Alice Eastwood 1913-4-30 3075 Riverside Palm Springs Comment
  SEINET6894826  Eriogonum thurberi Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  UCD169998  Eriogonum wrightii John F. Emmel 1985-10-23 977 Riverside Coxcomb Mountains; gently sloping area 0.1 - 0.2 air mile WNW of peak 4416. 1280 Comment
  UCR109455  Eriogonum wrightii var. nodosum A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19658 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain 534 Comment
  UCR281931  Eriogonum wrightii var. nodosum A. C. Sanders, Jim Malusa 2017-9-19 43340 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 4.65 km SW (211 deg. ) of Tabaseca Tank 744 Comment
  SEINET10867843  Erioneuron pulchellum David B. Dunn 1947-10-9 Dunn 3526 Riverside Grass. Joshua Tree National Monument at campground area by Hidden Valley. Comment
  RSA757737  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4310 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
  UC1118348  Eriophyllum confertiflorum var. confertiflorum C. Van Fleet 1931-1-24 8 Riverside ne of Oak Mountain; San Jacinto Quadrangle 731 Comment
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Nov 27 2011
  UCR279389  Eriophyllum lanosum A. C. Sanders, Jim Malusa 2017-3-24 42978 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 735 Comment
  CAS-BOT-BC301797  Eriophyllum multicaule Steve Boyd 1986-4-22 1741 Riverside Temescal Canyon: Benches of Indian Wash just south of Interstate 15 Comment
  POM358076  Eriophyllum multicaule Ora M. Clark 1929-4-6 1942 Riverside South of Hemet. Comment
  RSA474457  Eriophyllum wallacei M. B. Dunkle 1933-3-3 3024 Riverside Devils Cactus Garden, Colorado Desert 152 Comment
  RSA741201  Erodium cicutarium Scott D. White, Justin M. Wood 2008-5-15 11969 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  UCR97247  Erodium cicutarium Scott D. White 1997-2-28 4720 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  CAS-BOT-BC54328  Erysimum capitatum G. B. Rossbach 1955-4-22 584 Riverside Juniper Flat, north side of Little San Bernardino Mountains. 1432 Comment
  RSA0016060  Erythranthe breweri N. C. Cooper 1944-7-16 1567 Riverside Above Pine Cove, San Jacinto Mtns. 1829 Comment
  RSA0014876  Erythranthe floribunda J. D. Olmsted 1959-4-18 423 Riverside 3 miles N of Elsinore on Hwy 71 in weedy area on east side of road. Base of Santa Ana Mountains. Drainage to Santa Ana River. 335 Comment
  RSA0015881  Erythranthe moschata Justin M. Wood, Brandy Wood 2009-6-13 881 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  UCD96488  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 255 Riverside California. Riverside County: Joshua Tree National Park. 862 Comment
  UCR89834  Eschscholzia caespitosa Scott D. White 1993-5-27 1431 A Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  RSA543193  Eschscholzia californica var. peninsularis Steve Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6113 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
  UCR214164  Eschscholzia glyptosperma T. B. Salvato 2010-4-20 4058 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  CAS-BOT-BC91565  Eschscholzia minutiflora Lewis S. Rose 1937-4-9 37117 Riverside Palm Springs. 137 Comment
  LA46285  Eschscholzia minutiflora H. Lewis; 1949-3-26 610 Riverside 5 mile W of Cottonwood Springs, hwy 60/70 Comment
  RSA445671  Eschscholzia minutiflora Chas Gabriel 1926-1-7 206 Riverside Rincon [R. Village, Andreas Canyon] Comment
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Nov 17 2011
  UC1922719  Eschscholzia minutiflora Naomi Fraga, Lisa Rojas 2005-2-10 1397 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. Comment
  UCR267892  Eschscholzia minutiflora Jim Andre 2013-3-4 23859 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  UCR75085  Eschscholzia minutiflora A. C. Sanders, E. J. Lawlor 1992-4-4 12146 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  GMDRC7790  Eschscholzia papastillii J. M. Andre 2015-3-6 33553 Riverside Coachella Valley: sandy flats along Snow Canyon Rd, just south of Hwy 111 362 Comment
  UCD96493  Eschscholzia papastillii Shannon M. Still 2009-2-21 436 Riverside California. Riverside County. 167 Comment
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Sep 2 2017
  UCR268949  Eschscholzia papastillii Jim Andre 2015-3-2 31354 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  CHSC26411  Eschscholzia parishii John Collins 1970-5-9 211 Riverside Ca. 10 miles NNE of Indio, 1.5 miles into Berdoo Canyon on Berdoo Cyn. Rd. in Little San Bernardino Mtns. 670 Comment
  GMDRC3547  Eschscholzia parishii J. Andre, T. La Doux 2009-2-25 10804 Riverside Chuckwalla Mountains: growing on rocky (granitic) north-facing slope, approx 0.5 mi. south of I-10 freeway at Eagle Mtn Rd exit, USGS 7.5 min. Quad: Desert Center 33 deg. 41.303' N 115 deg. 27.236' W. Elev. 1358 ft. 414 Comment
  UC724249  Eschscholzia parishii Aven and Ruth Nelson 1939-3-29 3320 Riverside near Palm grove; Hidden Spring Canyon Comment
  UC855176  Eschscholzia parishii I. W. Clokey 1935-4-17 6631 Riverside Cottonwood Springs Comment
  UCR116809  Eschscholzia parishii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23939 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR147846  Eschscholzia parishii Steve Boyd, Et al. 2004-5-14 11272 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
  UCR226790  Eschscholzia parishii Jim Andre 2011-2-9 15907 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR51967  Eschscholzia parishii Steve Boyd, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2176 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  UCR241781  Eucalyptus camaldulensis A. C. Sanders, Timothy W. Chumley 2013-3-29 40713 Riverside Peninsular Range; Elsinore Area, Alberhill, Lake St. at Riverside Co. conservation reserve, 0.28 km south of intersection with Temescal Canyon Rd. 378 Comment
  SD185050  Eucalyptus rudis Alden Kelly 1986-3-17 Riverside Edgmont area of Moreno Valley from planting along W side of Hwy 215 at Eucalyptus Ave. Row runs ca. 1 mi along 215 456 Comment
  CAS-BOT-BC300505  Eucommia ulmoides O. F. Clarke 2004-4-1 s.n. Riverside Peninsular Range: Riverside; UCR Botanical Garden 412 Comment
  RSA561814  Eucrypta chrysanthemifolia Steve Boyd 1992-4-14 6829 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
  RSA612610  Eucrypta chrysanthemifolia D. L. Banks, Victor W. Steinmann 1997-3-13 1495 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
  UCR149996  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White, Angelia Carey 2004-4-16 10191 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  UCR232518  Eucrypta micrantha Dave Silverman, Onkar Singh 2010-3-27 7865 Riverside Sonoran (Colorado) Desert, McCoy Wash, N of Palo Verde Mesa, 5.3 km W of Mesaville siding, west of A Canal/Levee Blvd, & c. 7 km N of Blythe Airport 136 Comment
  UCR51984  Eucrypta micrantha Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2175 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  RSA717586  Euphorbia albomarginata A. C. Sanders 2004-5-12 27881 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  CLARK-A1656-661  Euphorbia eriantha Lois Ann Scott 1978-4-8 Riverside Palm Desert 182 Comment
  SBBG67745  Euphorbia lurida Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  CLARK-A1656-887  Euphorbia polycarpa Jim Cornett 1977-6-25 Riverside Desert Hot Springs 411 Comment
  RSA715049  Euphorbia polycarpa A. C. Sanders, Kerry Knudsen 2004-5-26 27965 Riverside Peninsular Range: Alberhill Mountain, SE of old clay mining area. 512 Comment
  OBI14389  Euphorbia setiloba Lewis S. Rose 1959-1-12 59011 Riverside Cathedral City 122 Comment
  CAS-BOT-BC171045  Fagonia laevis John H. Thomas 1957-3-30 6545 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella, Colorado Desert 426 Comment
  CSUSB333  Fagonia laevis P. A. Rauch 1966-2-19 Riverside 2 miles east of 1000 Palms Canyon at dirt road to Hidden Springs Ranch. 60 Comment
  LA209846  Fagonia laevis Harlan Lewis; 1939-12-31 1165 Riverside Desert Center Comment
  SBBG3963  Fagonia laevis H. and M. Dearing 1936-12-25 966 Riverside 10 mi N of Indio on Aqueduct Rd [Long Cyn] Comment
  UCR201510  Festuca arundinacea Scott D. White, Justin M. Wood 2008-6-17 12151 Riverside San Jacinto Mountains, south of Hwy 79 near Keen Camp Summit 1463 Comment
  UCR225585  Festuca microstachys A. C. Sanders 2011-3-29 38863 Riverside Peninsular Range; Perris-Aguanga Basin Region, hills between Sun City and Perris, low hilltop along powerline corridor c. 1/2 mile west of Goetz Rd., west of Alabaster Loop, above the San Jacinto River upstream of Railroad Canyon Lake 451 Comment
  JOTR35351  Festuca octoflora Andre, Jim 2012-4-11 20680 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
  UCR112558  Festuca octoflora A. C. Sanders 1998-3-17 21744 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  UCR127348  Festuca octoflora A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25852 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UCR154832  Festuca octoflora A. C. Sanders, Mike Misenhelter 2005-3-23 29279 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR280953  Festuca octoflora Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 63 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  SBBG118577  Festuca octoflora var. octoflora L. Gross, V. Soza 2003-5-8 827 Riverside N end of Rouse Ridge; S of the San Jacinto River, N of Rouse Hill Rd; T5S R2E S19, Center 777 Comment
  RSA524432  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4048 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  RSA613720  Filago californica D. L. Banks 1997-4-5 1693 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
  RSA614653  Filago californica A. C. Sanders 1997-3-1 19700 Riverside Box Springs Mtns: Coyote Hill (Bench Mark 'Versity', 1386ft) and ridge S and SE of the UCR Botanic Garden 427 Comment
  SEINET3082495 Image available Filago californica Robert F. Thorne, Drs. Fosberg, Sachet, & Herbst 1983-4-23 55488 Riverside San Bernardino Mts: Sandy wash along Whitewater River where road crosses river below fish hatchery, ca. 4 mi. N of Whitewater Post Office. Comment
  UCR116903  Filago californica A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23971 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR239199  Filago gallica Steven R. Hill, A. C. Sanders 2001-5-4 33699 Riverside Peninsular Range, Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pina Colada 381 Comment
  SBBG126062  Forestiera pubescens O. F. Clarke 2004-3-14 Riverside Riverside, Santa Ana River ca. 200 m below old Salt Lake Railroad bridge 215 Comment
  HSC8339  Fouquieria splendens J. J. Wagoner 1965-4-13 32 Riverside E slope of San Jacinto along Palms to Pines Hwy., 7 mi. W of Palm Desert 213 Comment
  POM13038  Fouquieria splendens P. A. Munz, D. Keck 1922-4-9 4897 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  LA50901  Fraxinus dipetala Joseph Andorfer Ewan; 1933-3-19 10897 Riverside Santa Ana Mountains, Tin Mine Canyon Comment
  RSA655603  Fraxinus velutina Mitch Provance 2000-4-8 s.n. Riverside Jurupa Mountains: Bloomington/Crestmore, ca. 100 yards NE of the corner of Cedar Ave. and El Rivino Rd., and along the W side of the El Rivino Country Club. 293 Comment
  RSA221032  Fritillaria biflora E. W. Lathrop 6192 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA524592  Fritillaria biflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3907 Riverside Vail Lake area, summit of Big Oak Mountain, N of lake. 793 Comment
  UCR102858  Fritillaria biflora A. C. Sanders 1997-4-3 20166 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  RSA569000  Funastrum cynanchoides var. hartwegii M. B. Dunkle 1935-4-17 s.n. Riverside W. of Wiley Well. Colorado Desert. Comment
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Dec 14 2011
  UCR260225  Funastrum hirtellum A. C. Sanders, Jim Malusa 2015-3-11 41406 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, side canyon draining from the NE into large canyon containing the Gasline Road, c. 2.5 miles north of the Imperial Co. line, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  LA35621  Galium andrewsii Ronald A. Cross; April 1952 - May 1952 Riverside California State Hwy. 74 near Santa Rosa Summit (aprox. 3 Mi. south) Comment
  JEPS56074  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4178 Riverside Hwy 79 17.2 mi s Hemet (n-facing slope) Comment
  JEPS7849  Galium angustifolium subsp. angustifolium Marjorie D. Clary 1932-7-4 983 Riverside 10 mi se Kenworthy (near springs in canyon); Santa Rosa Mts. 1371 Comment
  RSA524227  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4021 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA706294  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1284 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  UCD170550  Galium californicum subsp. primum D. O. Burge; J. Gee 2017-5-20 2278 Riverside Pine Cove area, roadside on Red Hill Road. 1720 Comment
  UCSB45609  Galium stellatum Roos, John 1949-4-6 Riverside Canyon in the Orocopia Mtns. 2 1/2 miles N.E. of Dos Palmas Spring 182 Comment
  CAS-BOT-BC217621  Galium stellatum subsp. stellatum Annie M. Alexander; Louise Kellogg 1941-5-18 2200 Riverside North slope of Eagle Mountains 1066 Comment
  RSA735314  Galium stellatum var. eremicum Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11268 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  UC774630  Garrya flavescens Carl B. Wolf 1939-1-20 Riverside e side Santa Ana Mts. (along Eagle Motor Way, 1 mi below summit) 914 Comment
  UCR133357  Garrya flavescens Tracy Tennant, J. S. Ross 1998-5-7 MOR- 126 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  RSA391431  Garrya veatchii S. B. Parish 1918-4-3 11697 Riverside Oak Ledge [Oak Cliffs], mouth of San Jacinto Canyon Comment
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Nov 20 2011
  OBI12029  Gayophytum diffusum subsp. parviflorum Dieter H. Wilken 1965-6-29 336 Riverside Hall cyn, at Lake Fulmor, San Jacinto Mts 1494 Comment
  POM122259  Gayophytum diffusum subsp. parviflorum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA613461  Gazania linearifolia D. L. Banks, Victor Steinmann 1997-3-13 1431 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
  RSA160581  Geraea canescens P. C. Everett, Nick Lolonis 1963-5-3 24490 Riverside Hildalgo & Ramirez Street, la Quinta, W edge Colorado Desert. 61 Comment
  SBBG44596  Geraea canescens Leota Davidson 1966-4-3 229 Riverside below Washington Street overpass, Interstate 10, ca. 5.5 mi W of Indio Comment
  UC489175  Geraea canescens C. V. Meyer 1928-5-25 418 Riverside s Oasis; Colorado Desert Comment
  UCR148314  Geraea canescens John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24, at Kaiser RR trestle over the canal, between Salt Creek and Hunters Spring 23 Comment
  UCR148857  Geraea canescens S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  CAS-BOT-BC225253  Gilia J. Vale 1980-4-12 s.n. Riverside Near Aguanga, on Highway 79 Comment
  UCR163081  Gilia B. G. Pitzer 2000-5-7 4140 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  JEPS69448  Gilia angelensis Dr. L. M. Newlon 1922-4-3 432 Riverside Andreas Canyon San Jacinto Mts., Andreas Canyon Comment
  RSA556489  Gilia angelensis Julie Greene 1993-3-13 1061 Riverside On slope by trailers. 426 Comment
  SEINET7073399  Gilia angelensis A. G. Vestal 1963-4-23 s.n. Riverside About 1.6 mile up the Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR114822  Gilia angelensis Mitch Provance, Seychelle Provance 1998-2-21 90 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
  UCR213626  Gilia angelensis A. C. Sanders, Matthew Malle 2010-4-23 37998 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR214546  Gilia angelensis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37859 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.8 mi. north (09 deg. ) of intersection of I-15 and Lake St. 482 Comment
  RSA771114  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4929 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. 850 Comment
  RSA85117  Gilia capitata subsp. abrotanifolia J. C. Roos, Lucille Roos 1952-4-27 5585 Riverside San Timoteo Canyon south of Redlands. 427 Comment
  UC52725  Gilia capitata subsp. abrotanifolia H. M. Hall 1902-4-26 2985 Riverside Greene Canyon vicinity of Riverside, Greene Canyon 609 Comment
  UCR26282  Gilia capitata subsp. abrotanifolia John C. Roos, L. Roos 1952-4-27 5585 Riverside San Timoteo Canyon, south of Redlands 427 Comment
  CAS-BOT-BC257174  Gilia diegensis Duncan S. Bell; Valentin Arvizu 2010-5-10 988 Riverside Peninsular Ranges; San Jacinto Mountains region: 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
  SD7671  Gilia diegensis 1882-5-3 Riverside Temecula Comment
  JEPS24414  Gilia latifolia Peter M. Ray 1949-3-12 1385 a Riverside e Mecca (Painted Canyon); Orocopia Mountains, , e of Mecca Comment
  RSA784938  Gilia latifolia Duncan S. Bell 2012-2-12 3106 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UC908064  Gilia latifolia Margaret Stason 1927-3-12 Riverside Painted Canyon , Painted Canyon (Colorado Desert) 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
  RSA0016242  Gilia ochroleuca Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4735 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SEINET7063437  Gilia ochroleuca subsp. exilis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Hills. UTM Zone 11, 499122mE, 3715547mN. (WGS84/NAD83). 514 Comment
  RSA49356  Gilia stellata P. A. Munz 1949-4-11 13010 Riverside Near Conejo Well, north base of Eagle Mts., Mohave Desert. 914 Comment
  RSA71802  Gilia stellata F. W. Peirson 1933-4-16 10640 Riverside Deep Canyon to Idyllwild road 1067 Comment
  UCR147634  Gilia stellata David Charlton 1988-2-25 1232 Riverside Sonoran (Colorado) Desert, 5 miles east of junction of Dillon Rd. and Fargo Canyon Rd., parallel to I-10, south side of Little San Bernardino Mtns. and south of Joshua Tree National Park 305 Comment
  UCR279333  Gilia stellata A. C. Sanders, Jim Malusa 2017-3-23 42938 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  RSA0121577  Gilia virgata Reed 1903-7-5 s.n. Riverside Bluff's Ranch. Comment
  CLARK-A1528-1847  Gnaphalium bicolor John C. Roos 1952-2-29 5374 Riverside Reche Canyon 548 Comment
  UCR106347  Gnaphalium canescens subsp. beneolens John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR59779  Gnaphalium luteoalbum Jeri Hirshberg 1989-7-27 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, E end of Vail Lake, in 'draw down' area Comment
  UCR138723  Gnaphalium palustre Julie A. Greene 1993-4-17 1194 Riverside Perris Basin, San Jacinto Wildlife Area, west of Davis Rd 433 Comment
  UCR24885  Gnaphalium palustre A. C. Sanders 1980-7-22 1737 Riverside San Jacinto Mtns, along road 5S09 between the USC Idyllwild campus (Isomata) and Alvin Meadow; about 0.25 mi from Isomata 1524 Comment
  UC494550  Guillenia lasiophylla Philip A. Munz 1932-3-13 11980 Riverside Deep Canyon Coachella Valley 91 Comment
  LA203644  Gutierrezia californica Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside San Jacinto Mountains, Palms to Pines Highway Comment
  UCR167857  Gutierrezia californica T. B. Salvato, Melissa Clemons 2005-6-23 1326 Riverside Peninsular Range; Temescal Valley, 3 miles NW of Alberhill, Temescal Canyon Road at Corona [Lee] Lake 366 Comment
  RSA0047240  Gutierrezia californica Jack Rempel 1934-3-3 s.n. Riverside Berdoo Canyon, Little San Bernardino Mountains. 671 Comment
  RSA0104498  Gutierrezia sarothrae Duncan S. Bell 2015-9-30 8657 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCR199699  Haplopappus menziesii Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10667 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  RSA0066602  Harpagonella palmeri Steve Boyd 1992-4-18 6901 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  RSA0066624  Harpagonella palmeri Steve Boyd 1986-4-10 1644 Riverside Temescal Canyon: Along DePalma Rd between Indian Truck Trail and Horsethief Canyon. 1 mi. E of Indian Truck Trail. Comment
  UCR174613  Helianthemum scoparium Jennifer H. Jones 2006-6-6 385 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; San Juan Loop Trail 'head 598 Comment
  RSA609927  Helianthemum scoparium var. scoparium R. S. Woglum 1937-5-22 521 Riverside Peninsular Ranges: Northwest of the Palomar Mountains, Temecula. Comment
  RSA291591  Helianthemum scoparium var. vulgare C. W. Tilforth, W. Wisura 1979-11-4 1765 Riverside East end of Murrieta-DeLuz Rd., ca. 2 air mi. south of Murrieta 335 Comment
  SDSU12916  Helianthus gracilentus Jutta Buschbom 1991-6-20 18 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
  UC1063900  Heliotropium curassavicum H. S. Yates 1936-4-8 5452 Riverside 5 mi. s.e. Coachella; Thermal Quad. Comment
  RSA343882  Hemizonia fasciculata R. F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60655 Riverside Santa Rosa Plateau: Mesa de Colorado. 625 Comment
  UCR91991  Hemizonia fasciculata Michael A. Patten 1993-4-28 s.n. Riverside Winchester (near): roadside ditch at corner of Stowe and California 447 Comment
  RSA663305  Hemizonia paniculata Mitch Provance 1998-3-6 702 Riverside Jurupa Mountains: Glen Avon Hts., Boulder Park, 0.7 km W of Pyrite St.on the N side of Granite Hill Dr. 305 Comment
  RSA675685  Hemizonia paniculata Scott D. White 2001-6-19 8594 Riverside Sun City: Quail Valley east of Canyon Lake and west of Goetz Road. 442 Comment
  RSA702554  Hemizonia paniculata Scott D. White 2004-10-8 10777 Riverside Black Hills, southeast of Lake Skinner and north of Oak Mountain. 610 Comment
  RSA722929  Hemizonia 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. 693 Comment
  UCR100374  Hemizonia paniculata A. C. Sanders, T. Tennant, A. Montalvo & B. Wagner 1997-11-20 21615 Riverside Lake Skinner Reserve area, Crown Valley, east of Rawson Road 671 Comment
  POM12001  Hemizonia pungens subsp. laevis Mary F. Spencer 1921-5-29 933 Riverside San Jacinto 549 Comment
  UCR68034  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, just east of Gateway Farms. south of Newport Rd. at the intersection of Newport Rd. and Lucas Rd. [site now under water of Diamond Valley Reservoir] 473 Comment
  RSA124445  Hesperocallis undulata Percy C. Everett, E. K. Balls 1958-4-29 23027 Riverside 5.4 miles NE along road to Rice and Vidal Junction from Desert Center. 259 Comment
  RSA562056  Hesperocallis undulata Steve Boyd, Carol Boyd 1992-4-19 6928 Riverside N end of the Granite Mountains along powerline road near junction of Highway 177 and Highway 62. Area of transition between Mojave and colorado Deserts. Comment
  UCR251903  Hesperocallis undulata Jim Andre 2013-3-27 24827 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
  UC1931078  Heterocodon rariflorum Scott D. White, Justin Wood 2008-7-9 12429 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  POM19629  Heterotheca fastigiata Mary F. Spencer 1923-8-16 2209 Riverside Idyllwild, San Jacinto Mts, 1982 Comment
  RSA0075892  Heterotheca grandiflora Scott D. White 1998-6-17 6747 Riverside Gavilan Hills, W Riverside Co.: 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. 500 Comment
  RSA479918  Heterotheca sessiliflora subsp. echioides Steve Boyd 1987-9-27 2091 Riverside Peninsular Range Temescal Canyon south of Corona; area between confluence of Indian and Horsethief washes and Temescal Creek. 366 Comment
  JEPS43059  Heuchera hirsutissima Carl V. Meyer 1928-7-27 551 Riverside at summit of Mt. San Jacinto (San Jacinto Peak); San Jacinto Mountains 3293 Comment
  SEINET1915160 Image available Heuchera hirsutissima Mike Deslow, Firoozeh Navid-Ara, Valeria Soza 2003-7-15 1447 Riverside Peninsular Ranges, San Jacinto Mountains region, NE side of Tahquitz Peak on trail to Saddle Junction (Dan Jacinto Peak Quad) UTM zone 11 3735919 N, 530422 E 2637 Comment
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Sep 7 2013
  CHSC27880  Hibiscus denudatus Mike Cecchini 1978-3-24 4 Riverside Palm Springs. Medium population, ca. 200 m s of Palm Canyon Wash and 5 m ne of the Broadmoor Dr. water tank, 3 km se of Palm Springs Municipal Airport. 315 Comment
  CLARK-A1528-3225  Hibiscus denudatus John C. Roos 1949-3-19 4103 Riverside Orocopia Mountains Comment
  RSA5373  Hibiscus denudatus B. D. Stark 1932-6-15 3733 Riverside 2 mi W of Utopia on the Mecca - Blythe Road 213 Comment
  UCD116340  Hibiscus denudatus Geoffrey Levin 1976-3-27 693 Riverside Chino Canyon, west of Palm Springs. Alluvial fan of San Jacinto Mts. Mt. Range. 396 Comment
  CAS-BOT-BC541413  Hilaria rigida Sarah J. De Groot; Duncan S. Bell 2015-10-13 7594 Riverside Santa Rosa Mountains, SSW of Palm Desert. Along Carrizo Rd just NW of Hwy 74 1057 Comment
  UC1951113  Hirschfeldia incana Scott D. White, Justin Wood 2009-5-21 12847 Riverside SAN JACINTO MOUNTAINS: McMullen Flat area, 0.35 mile N on Valley Hi Dr, from intersection w/ Twin Pines Rd. USGS Cabazon 7.5' Quad. Comment
  CDA27091  Hoffmannseggia glauca T. C. Fuller 1964-4-14 11813 Riverside Northwest corner of Highway 111 & Avenue 52, Coachella. 0 Comment
  UCR18998  Hoffmannseggia glauca John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 17 miles west of Blythe 122 Comment
  UCSB3082  Hoffmannseggia microphylla Strudy, C. 1957-4-21 Riverside 20 mi. east of Coachella on Route 60 60 Comment
  RSA709185  Holocarpha virgata subsp. elongata A. C. Sanders, Kelly Volansky 2005-8-31 31599 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., ca 0.5 mi. N of Tenaja Rd. 671 Comment
  SD193231  Holocarpha virgata subsp. elongata A. C. Sanders, Kelly Volansky 2005-8-31 31599 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, ca. 0.5 mile north of Tenaja Rd. 671 Comment
  RSA160424  Holodiscus discolor J. D. Olmsted 1959-4-30 504 Riverside Spring Trail at Beacon Pines Ranch; 9 miles SW of Corona 793 Comment
  UC1929623  Holodiscus microphyllus var. sericeus Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8638 Riverside SAN JACINTO MTS: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e. southwest terminus of Double View Dr. west to creek. Comment
  CAS-BOT-BC148569  Horkelia clevelandii Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  HSC86248  Hosackia crassifolia Jane Hildreth 1981-6-4 25 Riverside James Reserve in the San Bernardino National Forest along Hwy. 243, San Jacinto Mtns. 1616 Comment
  SBBG68137  Hosackia oblongifolia var. oblongifolia R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  RSA769765  Hulsea vestita subsp. callicarpha Duncan S. Bell, Valentin Arvizu 2010-5-10 987 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
  RSA797248  Hulsea vestita subsp. callicarpha R. F. Thorne, Walter Wisura 1977-9-17 50786 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  UCR114629  Hulsea vestita subsp. callicarpha G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  SD187328  Hydrocotyle umbellata Scott D. White, Angelia Carey 2004-5-7 10329 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  UCR123760  Hymenoclea salsola var. pentalepis Steven R. Hill 2001-4-29 33548 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  SEINET2055704 Image available Hymenoxys cooperi P. Leary 1975-6-6 1267 Riverside 1/4 mile E of the shaft in Johnny Long Canyon, Joshua Tree National Monument 1310 Comment
  UC872028  Hypericum formosum var. scouleri I. W. Clokey and E. G. Anderson 1935-8-21 6751 Riverside N. Fork San Jacinto R. 1500 Comment
  UCD110394  Hypericum perforatum subsp. perforatum Robert F. Thorne; Steve Boyd and Earl Lathrop 1985-7-18 61167 Riverside Santa Rosa Plateau: Along upper Clinton Keith Road. 487 Comment
  UCR182568  Hypochaeris glabra Andrea Salzman 2006-5-17 128 Riverside Peninsular Range; Murrieta Area, Warm Springs Creek watershed, off Lindenberger Rd. at corner of Calle de Los Caballos 457 Comment
  CAS-BOT-BC219755  Hyptis emoryi W. L. Jepson 1912-10-22 5250 Riverside Black Point, Riverside Mts. 137 Comment
  JEPS63226  Hyptis emoryi W. L. Jepson 1912-10-30 5250 Riverside Black Point Colorado River, , Black Point (Riverside Mts.) 88 Comment
  LA61824  Hyptis emoryi Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside Box Canyon Comment
  RSA614499  Hyptis emoryi George K. Helmkamp 1998-2-5 2649 Riverside Palm Springs, 1.1 mi. W of CA Hwy 111 on Tramway Rd. 335 Comment
  SFV5022  Hyptis emoryi F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Rocky roadside, Seven Level Hill about 10 miles south of Palm Desert on Route 74 to Hemet. 610 Comment
  UC61586  Hyptis emoryi C. Epling 1935-3-23 Riverside near Mecca (Painted Canyon); , near Mecca Comment
  UCR196355  Hyptis emoryi Naomi Fraga, Lisa Rojas 2005-2-10 1382 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  SEINET13948477 Image available Hyptis emoryi Lewis S. Rose 1946-1 46308 Riverside Dead Indian Creek Wash, Palms-to-Pines Highwa, 900 ft al, 7 miles SW of Indian Wells 274 Comment
  SEINET7948522  Hyptis emoryi I. W. Clokey 1935-4-17 6866 Riverside Shafer Mills. Comment
  CDA5545  Ipomoea triloba T. C. Fuller 1962-10-2 9703 Riverside West side of Neighbors Boulevard, 0.8 mile south of Ripley. 0 Comment
  SBBG62877  Isocoma acradenia R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  JEPS19094  Isocoma acradenia var. eremophila S. B. Parish 1913-2-28 8475 Riverside Mecca Salton Sink -60 Comment
  JEPS19108  Isocoma acradenia var. eremophila W. L. Jepson 1914-5-21 6039 Riverside about Indio 7 Comment
  UC87310  Isocoma acradenia var. eremophila Frank Stephens 1898-1-1 Riverside Colorado Desert Comment
  HSC100129  Isocoma menziesii Mike Lahti 2009-10-22 1501843 Riverside Banks of Temecula Creek, near downtown Temecula Comment
  RSA486457  Isocoma menziesii var. vernonioides Richard Noyes, L. Arnseth 1988-10-30 759 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  CSUSB956  Isomeris arborea M. Quinlan 1974-4-18 Riverside Found in Riverside county about 4 miles from Palm Springs in the Agua Caliente Indian Reservation located in the San Andreas canyon. 304 Comment
  UCR246589  Iva axillaris A. C. Sanders 2012-3-22 39990 Riverside Peninsular Range; Elsinore Valley, city of Lake Elsinore, 0.4 km SW (210 deg. ) of intersection of Riverside Dr. and Collier Ave. 385 Comment
  RSA0005612  Ivesia callida H. M. Hall 1901-8-5 2611 Riverside Tahquitz Peak. 2439 Comment
  UCR127543  Juglans A. C. Sanders, T. B. Salvato 2003-5-21 26783 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
  CAS-BOT-BC167115  Juglans californica A. C. Sanders 2004-6-30 28395 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft.) 1 mi. E of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., ca. 5 miles due south of Sun City 518 Comment
  RSA787276  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37141 Riverside Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 320 Comment
  UCR106732  Juncus balticus John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  POM1545  Juncus bufonius H. M. Hall 1904-5-19 4954 Riverside Fairmont Park. Vicinity of Riverside. 244 Comment
  JOTR00976  Juncus bufonius var. bufonius Cole, James E. 1941-6-9 859 Riverside Joshua Tree National Park. PEARL SPRING 1371 Comment
  RSA801817  Juncus longistylis LeRoy Gross, Evan Meyer 2013-5-21 6111 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. 1631 Comment
  RSA180435  Juncus mexicanus E. W. Lathrop 1960-6-8 4822 Riverside 14 miles west of Murrieta Comment
  POM259178  Juncus saximontanus Phillip A. Munz 1938-8-13 15324 Riverside Cedar Spring, north base of Santa Rosa Peak. 2287 Comment
  RSA526136  Juncus tiehmii Steve Boyd, Timothy S. Ross 1990-5-11 4649 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA368389  Juncus xiphioides John Olmsted 1962-5-10 3658 Riverside Between Sandia and DeLuz Creeks, Murrieta to DeLuz Road, western Riverside County. 206 Comment
  CAS-BOT-BC85411  Juniperus californica Marcus E. Jones 1882-4-25 3175 Riverside San Jacinto Comment
  CAS-BOT-BC85413  Juniperus californica B. D. Stark 1932-6-17 3749 Riverside Colorado Desert. Eagle Mts., Canyon above Cottonwood Springs 411 Comment
  RSA59153  Juniperus californica Percy C. Everett 1950-9-15 15893 Riverside Gavilan Hills, about .5 mile s.w. of Lake Mathews. Comment
  UCR121100  Juniperus californica A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24959 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  RSA38846  Justicia californica E. A. Purer 1933-3-25 4932 Riverside Palm Springs. Comment
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Aug 28 2011
  RSA402292  Justicia californica P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs Comment
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Nov 5 2011
  UC196749  Justicia californica S. B. and W. F. Parish April, 1882 12 Riverside mts. back of Agua Caliente Comment
  UCD121643  Justicia californica L. S. Rose 1935-12-19 s.n. Riverside Colorado Desert, Palm Springs. 138 Comment
  UCSB6232  Justicia californica Haller, John 1960-4-2 Riverside North side of U.S. 60-70 miles W. of the south enterance road to Joshua Tree National Monument about 22 miles east of Indio 487 Comment
  RSA813291  Kallstroemia californica Kristin Forgrave, April Garbat, Deidre Conocchioli 2013-8-13 37 Riverside Sonoran Basin and Range. Chuckwalla Valley: From Blythe, Ca, head west on 1-10 for 23 miles. Exit at Ford Dry Lake, turn left to cross back over the interstate and turn right on Chuckwalla Valley Rd., Site is 1.5 miles down on south side of road, near intersection of Graham Pass Rd (unpaved). Comment
  RSA0103624  Kallstroemia parviflora Duncan S. Bell 2015-9-30 8650 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  RSA0104499  Kallstroemia parviflora Duncan S. Bell, Sarah DeGroot 2015-9-21 8645 Riverside Santa Rosa Mountains; north side of Asbestos Mountain, approximately 0.5 air mile east of Potrero Spring. 1147 Comment
  CAS-BOT-BC235502  Keckiella antirrhinoides I. W. Clokey; E. G. Anderson 1936-4-16 6885 Riverside Along San Jacinto River, East of Hemet 600 Comment
  RSA314156  Keckiella antirrhinoides Walter Wisura 1983-7-9 3917 Riverside 10.5 mi from the junction with Hwy 111 along Hwy 74. Comment
  SEINET3079480 Image available Keckiella antirrhinoides A. C. Sanders, B. Pitzer 1986-4-30 6474 Riverside San Jacinto Mountains, lower Bee Canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  UC454786  Keckiella antirrhinoides J. E. Roadhouse 1905-1 796 Riverside Coldwater Canyon Comment
  UCR113126  Keckiella antirrhinoides A. C. Sanders 1998-2-19 21654 Riverside San Bernardino Mountains, mouth of Hathaway Canyon, Morongo Indian Reservation, east of Banning 793 Comment
  UCR172787  Keckiella antirrhinoides Wayne Law, Jun Hu 2000-5-16 13 Riverside Peninsular Ranges; Santa Ana Mtns., Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi south of Corona 396 Comment
  OBI37488  Keckiella cordifolia Steve Boyd 1985-7-23 1022 Riverside De Luz Rd, 8.5 mi W of rancho California 274 Comment
  RSA192064  Keckiella cordifolia E. W. Lathrop 1966-5-31 6348 Riverside Tenaja Range, Fisher man's Creek camp. Comment
  RSA400443  Keckiella cordifolia E. S. Spalding 1925-6-11 s.n. Riverside Between Elsinore and Temecula. Comment
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Nov 17 2011
  UCR20634  Keckiella ternata W. W. Mayhew 1977-7-12 s.n. Riverside San Jacinto Mtns., Alandale 1768 Comment
  SEINET3101948  Koeleria macrantha Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17359 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  CAS-BOT-BC61434  Krameria bicolor Barbara Ertter; Jeffrey Strachan 1980-5-20 3464 Riverside West side Whitewater Hill, east side Whitewater Wash, northwest end of Coachella Valley north of I-10. 457 Comment
  UCSB57986  Krameria bicolor Wolf, Carl 1932-4-29 Riverside Eastern Colorado Desert, W. edge of Maria Mts., 17 mi. from blythe on rice road 50 Comment
  RSA209606  Krameria erecta J. W. Stubblefield 1969-5-10 s.n. Riverside Little San Bernardino Mts, Big Morongo Canyon, 2.3 miles E on Jeep road from Indian Avenue 305 Comment
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Dec 11 2011
  RSA409439  Krameria erecta Gale Sphon 1955-5-22 s.n. Riverside 5 miles south of Pinon Flats, Palms to Pines Hiwy. [74]. Comment
  UC667257  Krameria erecta Annie M. Alexander and Louise Kellogg 1941-5-15 2175 Riverside n base Eagle Mountains; Colorado Desert, n base of Eagle Mountains 883 Comment
  RSA778522  Krameria erecta Amber Swanson, Linda Jean Foster 2011-10-8 635 Riverside Large wash off Blythe Rice Rd 270 Comment
  RSA795972  Krameria grayi Duncan S. Bell 2009-4-19 297 Riverside Arica Mountains: east side of range, approximately 1 air mile northwest of Priests Well. 342 Comment
  RSA736792  Lactuca serriola Scott D. White, Angelia Carey 2004-7-2 10572 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  CSUSB456  Lamarckia aurea Lynn Baasch 1971-5-16 Riverside University of California, Riverside campus; Hill south of reservoir, which is south of Picnic Hill. Unnatural running water. Comment
  RSA658972  Lamarckia aurea Margaret Murphy 1983-4-15 3 -A Riverside located in the north section of [parcel] 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  SEINET4670727  Lamarckia aurea H. M. Hall 1900-5-29 1385 Riverside Southern California, Riverside Comment
  RSA0074189  Lamium amplexicaule Justin M. Wood 2008-11-17 233 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  SD225025  Laportea ovalifolia A. C. Sanders 1995-11-30 17926 Riverside Riverside: week in the UCR Botanic Garden. 365 Comment
  HSC99164  Larrea tridentata Paul J. CaraDonna 2009-3-17 130 Riverside Jumbo Rock Campground, Joshua Tree National Park. Comment
  JOTR28941  Larrea tridentata La Doux, Tasha 2005-3-30 1177 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA165173  Larrea tridentata Mark Parratt 1962-2-24 110 Riverside E side of road in cathedral city. Colorado desert edge. Drainage area: Salton Sea. 152 Comment
  SFV6312  Larrea tridentata T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 50 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Comment
  UCR148455  Larrea tridentata S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  UCSB7606  Larrea tridentata Beeks, Richard 1952-4-4 Riverside 7 miles North of Mecca, in Box Canyon Comment
  SEINET7073293  Lasthenia californica A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  RSA645634  Lasthenia coronaria Scott D. White 1999-5-2 7283 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
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Apr 23 2011
  RSA695657  Lasthenia coronaria J. R. Bruff 1927-3-12 3 -I Riverside San Gorgonio River near Cabazon [note that label reads San Bernardino Co.] Comment
  UC1563135  Lasthenia coronaria Steve Boyd, Tim Ross, and Laurel Arnseth 1989-4-1 3167 Riverside recent burn in hills just to sw of the dam Vail Lake area 487 Comment
  POM305810  Lasthenia gracilis Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1049 Riverside Corona-Elsinore. Comment
  RSA607008  Lasthenia gracilis Leota Brice 1930-4-13 s.n. Riverside Hemet Comment
  UC74035  Lasthenia gracilis M. F. Gilman 1904-1-1 18 Riverside Banning Comment
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Mar 13 2011
  UCR126983  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2003-5-9 26586 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR215505  Lasthenia gracilis Daphne K. Christopher, Hannah I. Stevens 2003-4-3 081 Riverside Peninsular Range, UC Riverside Motte Rimrock Reserve 536 Comment
  SEINET5327339  Lathyrus sulphureus N. D. Atwood 1993-3-26 17654 Riverside Summit of Santa Ana Mts., 4.8 mi. S. of Lake Elsinore, along Hwy 74 813 Comment
  RSA608358  Lathyrus vestitus subsp. vestitus Leota Brice 1930-4-13 30 Riverside San Jacinto Mts. Comment
  UC864430  Lathyrus vestitus var. vestitus P. A. Munz and I. M. Johnston 1922-5-19 5397 Riverside San Jacinto Canyon 1371 Comment
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Oct 1 2011
  CLARK-A1528-1984  Layia platyglossa John C. Roos 1952-4-13 5525 Riverside Box Springs Mountains 487 Comment
  OBI35674  Layia platyglossa Louis B. Ziegler 1967-2-20 109 Riverside San Jacinto Valley-valley floor near hills N of Lakeview 457 Comment
  UC917864  Layia platyglossa Frank W. Gould 1943-4-17 2105 Riverside 12 mi s of Corona Comment
  UCR103184  Layia platyglossa Scott D. White, Julie Greene 1997-3-12 4788 Riverside Perris Basin, Sun City, near Interstate Hwy 215, south of Perris and north of Menifee, low hills east of Bavaria Drive 488 Comment
  UCR87641  Layia platyglossa A. C. Sanders 1994-5-29 14557 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  RSA12917  Layia platyglossa subsp. campestris C. B. Wolf 1935-4-7 6307 Riverside 2 mi. SW of Perris. 427 Comment
  SD73610  Layia platyglossa subsp. campestris Helen V. Witham 1970-5-1 863 Riverside Bajutista Canyon, southeast of Hemet 1000 Comment
  UCR76171  Lepidium dictyotum var. acutidens A. C. Sanders 1993-4-1 13760 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  POM13889  Lepidium lasiocarpum P. A. Munz, D. D. Keck 1922-4-9 4821 Riverside Colorado Desert: so. base of Eagle Mtns. 3 mi. no. east of the Hayfields. Comment
  RSA162684  Lepidium lasiocarpum J. D. Olmsted 1958-3-29 71 Riverside 3 miles N of Cottonwood Spring in Joshua Tree national Monument which is 8 miles from the southern entrance. 991 Comment
  UCR214432  Lepidium lasiocarpum A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37493 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  UCR41832  Lepidium lasiocarpum A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6031 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  JOTR28808  Lepidium lasiocarpum var. lasiocarpum La Doux, Tasha, Bill Truesdell 2004-3-11 1076 Riverside Joshua Tree National Park. Pinto Basin; Sand Hills 530 Comment
  UC68542  Lepidium lasiocarpum var. lasiocarpum H. M. Hall Apr 1905 5879 Riverside Chuckawalla Mts. Colorado Mts. Comment
  UCR114817  Lepidium nitidum Mitch Provance, Seychelle Provance 1998-2-21 97 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
  RSA653672  Lepidium pinnatifidum A. C. Sanders, K. C. Rose 1999-6-18 22823 Riverside Domenigoni Valley: upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, S of Winchester 433 Comment
  UCR241104  Lepidium virginicum var. robinsonii A. C. Sanders, Timothy W. Chumley 2013-4-2 40741 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCR281258  Lepidium virginicum var. robinsonii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 62 Riverside Temescal Valley, North side of Concordia Ranch Rd., slopes just east of Black Powder Rd. 393 Comment
  RSA586919  Lepidium virginicum var. virginicum D. L. Banks, S. D. Boyd 1995-5-3 254 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
  RSA3321  Lepidospartum squamatum C. B. Wolf 1931-10-14 2462 a Riverside Cabazon, San Gorgonio Pass. 518 Comment
  RSA588825  Lepidospartum squamatum D. L. Banks, S. D. Boyd 1995-10-17 0777 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  SD127552  Lepidospartum squamatum Reid Moran 1967-11-7 14647 Riverside 4 mi N of Palm Springs 299 Comment
  CLARK-A1656-705  Lepidospartum squamatum var. palmeri Theo Glenn 1980-10-22 Riverside Snow Creek 335 Comment
  RSA628352  Leptochloa panicea subsp. mucronata Steve Boyd 1998-10-4 10293 Riverside Backyard orchard at 4863 Rubidoux Avenue. Comment
  RSA192029  Leptosiphon floribundus E. W. Lathrop 1959-4-2 4428 Riverside 18 miles W of Murrieta, Cottonwood Canyon of the Tenaja Range. Comment
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Apr 28 2011
  CAS-BOT-BC227029  Leptosiphon floribundus subsp. floribundus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mountain, a short distance below summit Comment
  HSC85323  Leptosiphon parviflorus Steve Boyd 1986-4-2 1631 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SBBG87851  Lesquerella tenella A. C. Sanders 1986-3-2 6057 Riverside Chuckwalla Bench, S side of the Chuckwalla Mtns, on Bradshaw Rd, ca. 2 mi E of the gasline rd 640 Comment
  UCR141256  Lessingia filaginifolia A. C. Sanders, Kelly Volansky 2004-10-6 28822 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-BC283711  Leymus condensatus Scott D. White; Justin Wood 2008-5-29 12041 Riverside Beaumont Badlands: W of Beaumont, near SR-60 crossing over San Timoteo Creek 671 Comment
  POM14446  Leymus triticoides P. A. Munz 1922-6-23 5779 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784] 1372 Comment
  RSA592024  Lilaea scilloides E. W. Lathrop 1968-5-15 6881 Riverside 8 miles W of Murrieta; Reedonda Mesa, Santa Rosa Plateau 610 Comment
  UCR26378  Lilium parryi A. C. Sanders 1981-7-11 2201 Riverside San Jacinto Mtns., Hall Canyon above the James Reserve, at Indian Creek 1738 Comment
  RSA82521  Limosella acaulis F. W. Peirson 1922-5-20 3054 Riverside Hemet Valley. (San Jacinto Mountains) 1341 Comment
  SEINET7073335  Linanthus dianthiflorus A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  UCSB18436  Linanthus dianthiflorus Cummings, R. 1963-5-4 Riverside Banning to Idyllwild Road, 3 miles south of Banning, San Jacinto Mountains 853 Comment
  RSA612825  Linanthus dianthiflorus subsp. dianthiflorus D. L. Banks 1997-3-1 1344 Riverside NW Palomar Mountains, Agua Tibia Mountains: 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. 423 Comment
  UCR279327  Linanthus jonesii A. C. Sanders, Jim Malusa 2017-3-23 42915 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  JEPS58459  Linanthus lemmonii Marjorie D. Clary 1932-7-3 975 Riverside near Hemet Lake; Colorado Desert 1341 Comment
  CLARK-A1528-3476  Linanthus liniflorus John C. Roos 1937-5-27 Riverside Reche Canyon Comment
  CLARK-A1528-3477  Linanthus liniflorus John C. Roos 1952-5-26 5712 Riverside Reche Canyon 457 Comment
  SEINET7063565  Linanthus parryae A. G. Vestal 1947-4-8 s.n. Riverside About 6.8 miles south on Route 3. UTM Zone 11, 509589mE, 3707060mN. (WGS84/NAD83). 610 Comment
  UCR48508  Linanthus pygmaeus Steve Boyd 1986-4-13 1688 Riverside Gavilan Hills, Harford Springs County Park, between creek and W flank of 'Cross Mountain Comment
  RSA435721  Linum lewisii N. C. Cooper 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  RSA314475  Lipocarpha micrantha Robert F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55378 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  UCR160958  Lithophragma A. C. Sanders 1997-4-3 20158 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  RSA519244  Lobularia maritima 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. 488 Comment
  SDSU13696  Lobularia maritima James C. Dice, Virginia Moran 1987-11-28 759 Riverside South rim of Temecula Gorge, in dirt road near locked gate. T8S, R3W, NE 1/4 of SE 1/4 of Section 27. 305 Comment
  UCR136003  Loeflingia squarrosa Virginia Moran 2003-5-22 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 700 Comment
  UCR139160  Loeflingia squarrosa S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  UCSB5123  Loeseliastrum matthewsii Haller, John 1958-3-22 Riverside Highway 60- 70; 11 miles W of Desert Center; 12.8 miles E of Box Canyon Rd. junction, (Calif. 195) Comment
  RSA0121170  Logfia arizonica Duncan S. Bell, LeRoy Gross 2016-3-30 9180 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  UCR225141  Logfia arizonica Dave Silverman, Onkar Singh 2010-3-25 7843 Riverside Sonoran (Colorado) Desert, NW of Blythe, Palo Verde Mesa, 1.4 km east of Black Creek Rd, 4.9 km west of McCoy Wash, and 8.8 km north of I-10 151 Comment
  SD137890  Logfia filaginoides Darin L. Banks 1995-4-11 168 Riverside Cleveland National Forest, Agua Tibia Wilderness Area.North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 960 Comment
  UCR84846  Logfia filaginoides A. C. Sanders, Karin Cleary-Rose, Denise Woodard 1995-3-15 16127 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR75547  Logfia gallica A. C. Sanders 1993-5-17 14067 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  UCR138828  Lomatium dasycarpum subsp. dasycarpum D. L. Banks 1997-3-29 1640 Riverside Agua Tibia Mtns., NW Palomar 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 Co. line 482 Comment
  RSA452110  Lomatium mohavense subsp. mohavense N. C. Cooper 1944-5-20 1256 Riverside Palms to Pines Hwy. San Jacinto Mts. 1432 Comment
  RSA524405  Lomatium vaginatum Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4095 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
  POM88181  Lonicera interrupta P. A. Munz, I. M. Johnston 1924-7-26 8710 Riverside South of Banning. 976 Comment
  UCR47045  Lonicera interrupta Karin Cleary 1987-5-14 31 Riverside Beaumont; W slope of the canyon where California St. ends; 1.5 km SW of its intersection with Hwy 79. 750 Comment
  RSA666631  Lonicera subspicata A. C. Sanders, Mark Elvin, Vipul Joshi 2002-4-26 25022 Riverside The Badlands: canyon above Eden Hot Springs. 549 Comment
  UCD137364  Lonicera subspicata M. Vincent 1963-7-8 431 Riverside Upper San Juan Campground. Hwy #74. Comment
  CAS-BOT-BC234893  Lonicera subspicata var. denudata Peter H. Raven; R. Snow 1957-7-26 11118 Riverside 2.0 mi. s. of Vista Grande Ranger Station, Banning - Idyllwild road, San Jacinto Mts. Comment
  RSA500547  Lonicera subspicata var. denudata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3616 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  RSA406724  Lotus argophyllus subsp. argophyllus B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-4-15 1481 Riverside Murray Canyon, Palm Springs 457 Comment
  UC15536  Lotus argyraeus H. M. Hall Jun 1901 2140 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  UC729879  Lotus crassifolius var. crassifolius Carl B. Wolf 1932-8-4 Riverside near Idyllwild; San Jacinto Mts., Point View 1645 Comment
  UCR178018  Lotus grandiflorus Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 526 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  RSA525446  Lotus hamatus Steve Boyd 1990-4-29 4491 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  SEINET7048200  Lotus hamatus Steven R. Hill, Andrew C. Sanders 2001-5-4 33710 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  UCR276076  Lotus heermannii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3798 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
  UCR91381  Lotus humistratus Scott D. White, M. Jacobsmeyer 1996-4-20 3944 Riverside Bundy Canyon Road, west of Menifee. c. 4-5 mi west of Interstate Hwy-215 freeway. north of road. 549 Comment
  POM12874  Lotus nevadensis var. nevadensis P. A. Munz 1922-7-6 6017 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA406201  Lotus nevadensis var. nevadensis M. B. Dunkle 1933-7-19 3670 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  POM122396  Lotus oblongifolius Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  UC15665  Lotus oblongifolius var. oblongifolius H. M. Hall Jul 1901 2573 Riverside vicinity Deer Springs; San Jacinto Mountains 2590 Comment
  UCR187285  Lotus purshianus Diane Menuz, Theresa Johnson 2006-8-2 197 Riverside Peninsular Range; Santa Ana Mtns, Santa Margarita Ecological Reserve, along Santa Margarita River in Temecula Canyon, c. 100 m upstream from road crossing of river 274 Comment
  CLARK-A1528-2805  Lotus rigidus John C. Roos 1966-2-12 Riverside Chuckwalla Mountains Comment
  UC62923  Lotus rigidus H. M. Hall Jun 1901 2124 Riverside along e borders of Colorado Desert San Jacinto Mountains, Colorado Desert Comment
  UCR237490  Lotus rigidus Duncan S. Bell 2011-3-18 2057 Riverside Mojave Desert, Chuckwalla Mountains, north side of mountain range c. 3 air mi southeast of Desert Center 392 Comment
  UCR251298  Lotus salsuginosus T. B. Salvato 2013-3-27 7432 Riverside Temescal Valley, Corona, c. 1 mi southeast of Corona (Lee) Lake and 0.2 mi south of Hwy 15, between De Palma Road and Colt Drive, west side of Horsethief Canyon Road 396 Comment
  CSUSB1258  Lotus scoparius Leland E. Francois 1966-3-27 32766 2 Riverside City of Riverside, lower southeast slope of Mount Rubidoux, just up the slope from Glenwood Drive. 297 Comment
  SEINET10937013  Lotus scoparius Barbara J. Ertter, Jeffrey Strachen 1980-5-20 Ertter 3469 Riverside W side whitewater hill, e side whitewater wash, nw end of coachella valley n of I-10. Granitic sand, with encelia, psorothamnus, and other shrubs. T3s, sec 12, Nwsw. Much branched perennial herb. Flowers yellow. 457 Comment
  UCR25550  Lotus scoparius var. brevialatus John C. Roos 1941-4-25 163 Riverside Plateau in Reche Canyon Comment
  CLARK-A1528-488  Lotus strigosus Art Dawson 1968-4-17 Riverside Prado Dam Comment
  POM10367  Lotus strigosus Charlotte M. Wilder 1903-3-29 64 Riverside Wilder's Canyon. Comment
  RSA33457  Lotus strigosus N. C. Cooper 1944-3-24 1007 Riverside Banning. 701 Comment
  RSA498714  Lotus strigosus Freda Detmers 1931-4-2 s.n. Riverside Colorado Desert. Comment
  RSA768759  Lotus strigosus Jim Andre, Tasha La Doux 2010-2-28 12563 Riverside Lower Colorado River Valley; along Hwy 94 approx. 25 miles north of Blythe, on east side of Big Maria Mountains. 83 Comment
  SEINET7063432  Lotus strigosus A. G. Vestal 1947-3-30 s.n. Riverside About 3.8 miles east of Sage on East Benton Road. Tucalota Valley. UTM Zone 11, 502344mE, 3715130mN. (WGS84/NAD83). 573 Comment
  UCR62142  Lotus strigosus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2303 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA644225  Lotus strigosus var. strigosus V. W. Steinmann, M. T. Wedlake 1995-4-8 656 Riverside Along Hwy. 111, 1 km northwest of Palm Springs (measured from the intersection with San Rafael Dr.). 215 Comment
  POM172736  Lotus tomentellus M. French Gilman 1930-4-6 5 Riverside [Monsen] Canyon, Eagle Mts. Comment
  JEPS48835  Lupinus Marjorie D. Clary 1932-5-13 952 Riverside summit Little San Bernardino Mts. Keys View, Little San Bernardino Mts.; , Keys View 1524 Comment
  RSA783365  Lupinus J. D. Olmsted 1960-4-17 384 Riverside Oat Flats at head of Tin Mine Canyon 9 miles southwest of Corona along Skyline Drive 823 Comment
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Jun 2 2013
  RSA356739  Lupinus agardhianus R. F. Thorne 1973-5-23 45531 Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  RSA33840  Lupinus albifrons N. C. Cooper 1944-4-22 1124 Riverside Banning. 762 Comment
  POM46801  Lupinus arizonicus Mary F. Spencer 1920-4-6 1467 Riverside Palm Springs. 122 Comment
  RSA457758  Lupinus arizonicus Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2117 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA644185  Lupinus arizonicus George K. Helmkamp 1995-3-16 s.n. Riverside Colorado Desert: below rocky slopes of Coxcomb Mtns., W of Rice Rd., 10.3 miles NE of Desert Center. 200 Comment
  POM349990  Lupinus benthamii var. benthamii Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  OBI42677  Lupinus bicolor B. Pitzer & K. Kirtland, K. Kirtland 1986-5-6 201 Riverside Butterfield State Ranch dev, in the hills on the N side of Pauba Valley, in the Ranch Calif area, 1 mi S of Buck Mesa on the E side of Butterfield State Rd. T7S, R2W, sec 36 457 Comment
  SD215534  Lupinus bicolor W. Wisura, A. King and L. Newcomb 1992-4-10 4672 Riverside Gorgonio Pass; Stubbe Canyon north of W-Palm Springs. Comment
  UC489014  Lupinus bicolor C. V. Meyer 1929-6-18 767 Riverside Hemet Valley; San Jacinto Mts., Hemet Valley 1341 Comment
  UCR41216  Lupinus bicolor N. M. Fellows, A. C. Sanders 1985-4-9 135 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  UCR138143  Lupinus bicolor subsp. marginatus D. L. Banks, V. W. Steinmann 1997-3-13 1418 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  SEINET10450512  Lupinus bicolor subsp. marginatus David B. Dunn 1949-4-10 Dunn 5541 -2-3 Riverside 1 mile e of beaumont on the s side oth the hwy at xenica ave Comment
  UCR102121  Lupinus concinnus George K. Helmkamp 1984-5-5 E- 8 Riverside Transverse Range, Little San Bernardino Mountains, Big Morongo Canyon, 4 road miles below the caretaker's house at the Big Morongo Preserve 549 Comment
  UCR244396  Lupinus concinnus subsp. concinnus Jim Andre 2012-4-16 20976 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  RSA0028172  Lupinus excubitus John F. Emmel 1988-5-4 1088 Riverside Pechanga Creek wash, 5 air miles SE of Temecula. 348 Comment
  RSA516431  Lupinus excubitus var. hallii Walter Wisura, Bart O'Brien, Tom Hayduk 1990-5-2 4439 Riverside along For. Rd. 3S04 btw. Ortega Hwy and Santiago Peak, Santa Ana Mts. Comment
  UCD107728  Lupinus excubitus var. hallii Geoffrey Levin 1975-4-26 490 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  RSA0117969  Lupinus excubitus var. hallii Christopher Davidson 1977-5-25 5667 Riverside Mesa de Burro Santa Rosa Plateau area of Santa Ana Mountains. 701 Comment
  RSA91199  Lupinus excubitus var. hallii F. W. Peirson 1922-5-18 3063 Riverside Temescal Canyon, western Riverside County 274 Comment
  SBBG47514  Lupinus formosus M. B. Dunkle 1933-7-19 3669 Riverside Tahquitz Valley 2438 Comment
  RSA524233  Lupinus hirsutissimus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4027 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR107396  Lupinus hirsutissimus B. G. Pitzer 1997-3-23 2951 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  RSA633874  Lupinus hyacinthinus R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38132 Riverside San Jacinto Mountains: San Bernardino National Forest. Hill north of James Reserve and Lake Fulmor 1677 Comment
  RSA679949  Lupinus hyacinthinus LeRoy Gross, Firoozeh Navidara, Valerie Soza 2003-6-23 1116 Riverside Black Moutain Road (4501), southeast of Black Mountain and northwest of Fuller Mill Creek. 2012 Comment
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Oct 24 2008
  SEINET10970268  Lupinus hyacinthinus David B. Dunn 1946-8-18 Dunn 2742 Riverside San jacinto mts., 500 Ft below the peak. Comment
  UCR92679  Lupinus latifolius Scott D. White, M. D. Wilcox 1995-7-11 3464 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  RSA586718  Lupinus microcarpus var. densiflorus D. L. Banks, S. D. Boyd 1995-5-17 0441 Riverside NW Palomar Mountains; Cleveland National Forest, N of the Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., lower Arroyo Seco; S of the Dripping Springs Campground, W the Dripping Springs Trail. 573 Comment
  RSA0014719  Lupinus shockleyi Jim Andre 2013-3-27 24803 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  JOTR35142  Lupinus sparsiflorus La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3254 Riverside Joshua Tree National Park. West Cottonwood Mountains; rocky bench between deep drainages in large southwest facing canyon feeding into east Pinkham Wash (Stop 3) Comment
  UC68635  Lupinus sparsiflorus H. M. Hall Apr 1905 5891 Riverside Chuckawalla Springs; Colorado Desert, Chuckawalla Springs Comment
  UCR149860  Lupinus sparsiflorus Scott D. White, Michael Honer 2004-4-6 10041 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UCR88295  Lupinus sparsiflorus A. C. Sanders, K. C. Rose 1995-4-5 16376 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA525690  Lupinus sparsiflorus subsp. sparsiflorus Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4561 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  RSA414342  Lupinus succulentus N. C. Cooper 1949-3-18 3164 Riverside Elsinore. 457 Comment
  RSA414396  Lupinus truncatus E. Crow 1929-4-7 300 Riverside Santa Ana Mountains, Corona Skyline Drive. Comment
  SD137763  Lupinus truncatus Darin L. Banks, Steve Boyd 1995-3-30 122 Riverside Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, west of the Dripping Springs Alcove, east of the Woodchuck Trail. 725 Comment
  SEINET8057632  Lupinus truncatus Unknown 1903-1 440 Riverside Riverside Comment
  UC56819  Lycium F. Gilman 1902-1 24 Riverside Palm Springs Comment
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Apr 3 2011
  JOTR30114  Lycium andersonii La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 1681 Riverside Joshua Tree National Park. Stop #1 = Upper Wilson Canyon 993 Comment
  RSA234113  Lycium andersonii Robert F. Thorne, R. Carolin 1967-3-21 41643 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA525671  Lycium andersonii Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4542 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UC140137  Lycium andersonii C. F. Baker 1904-4-4 4145 Riverside Elsinore Comment
  UCR85176  Lycium brevipes A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16094 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  JEPS12420  Lycium cooperi W. L. Jepson 1928-4-25 12612 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 731 Comment
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Oct 9 2010
  RSA427023  Lycopersicon esculentum Louis C. Wheeler 1933-7-27 2040 Riverside Santa Ana River at Chino Creek. 152 Comment
  POM153406  Lythrum californicum P. A. Munz, I. M. Johnston 1928-9-12 11305 Riverside SE end of Elsinore Lake Comment
  UCR201017  Machaeranthera asteroides var. asteroides Scott D. White, Justin M. Wood 2008-9-17 12540 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks 448 Comment
  RSA479855  Machaeranthera tephrodes L. F. LaPre, K. Campbell 1988-4-1 s.n. Riverside Colorado River Valley at Blythe. 91 Comment
  UCR88551  Machaeranthera tortifolia A. C. Sanders 1995-4-13 16499 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  CAS-BOT-BC206264  Malacothamnus fasciculatus Louis C. Wheeler 1931-10-4 218 Riverside Hemet-Idyllwild Road, San Jacinto Mts. 853 Comment
  SDSU7510  Malacothamnus fasciculatus Thomas A. Zink 1971-7-1 Riverside Near Redlands Blvd. about 1 mile south of San Timeteo cyn. Rd. 518 Comment
  RSA0120237  Malacothamnus fasciculatus subsp. fasciculatus Duncan S. Bell 2016-4-14 9280 Riverside Santa Rosa Mountains; near the head of Deep Creek, along the Sawmill Tail; in the vicinity of the old water tank along the road. 1301 Comment
  JEPS36601  Malacothrix californica Carl V. Meyer 1929-6-18 769 Riverside near Hemet Lake; San Jacinto Mts., Hemet Valley Comment
  UC1536760  Malacothrix coulteri G. H. True 1935-3-14 108 Riverside Gavilan Hills 609 Comment
  CAS-BOT-BC347698  Malacothrix glabrata Scott D. White 1996-4-14 3897 Riverside Perris Basin, W Riverside Co. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  JOTR30960  Malacothrix glabrata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1935 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA796092  Malacothrix glabrata Duncan S. Bell 2009-4-20 310 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  SBBG54355  Malacothrix glabrata S. See 1957-4-3 138 Riverside ca. 1 mi N of Indio-Beaumont Hwy, rd to Twentynine Palms 426 Comment
  SBBG66070  Malacothrix glabrata A. J. McClatchie -May-1892 Riverside Elsinore Comment
  UCR264080  Malacothrix saxatilis S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1069 B Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, lower part of canyon, near Corona 427 Comment
  CAS-BOT-BC167854  Malosma laurina H. A. Dutton 1898-6-2 s.n. Riverside At head of Lake Elsinore Comment
  UCR180347  Malva parviflora Scott D. White, Angelia Carey 2004-4-5 10031 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  SD241898  Malvella leprosa Jeremiah George 2011-7-18 Riverside Peninsular Range; Elsinore Trough: North Lake Elsinore, just west of Nichols Rd. and Collier Ave. junction. West side of riparian strip. 384 Comment
  UC63861  Malvella leprosa H. M. Hall 1897-5-17 533 Riverside vicinity of Perris 457 Comment
Read comments
Feb 5 2013
  CHSC8313  Mammillaria tetrancistra Edward L. Smith 1957-4-3 228 Riverside At entrance to White Water Canyon, San Bernardino Mts. 579 Comment
  RSA0106889  Marah macrocarpa Daphne K. Christopher, Hannah Stevens 2003-4-4 92 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 530 Comment
  GMDRC9819  Marina parryi J. M. Andre 2017-3-1 38068 Riverside Coxcomb Mountains: north of Hwy 177 at JTNP boundary, 10.1 mi. NE of Desert Center (I-10) 159 Comment
  JEPS121576  Marina parryi Adam C. Schneider with Will Freyman 2014-2-16 409 Riverside East side of Highway 177. Comment
  UC159107  Marina parryi E. E. Schellenger 1911-2-21 Riverside Palen Mts. Colorado Desert Comment
  SBBG121984  Marrubium vulgare S. D. White, A. Carey 2004-5-7 10335 Riverside Indian Crk and adjacent foothills 549 Comment
  RSA234066  Marsilea vestita R. F. Thorne, E. Lathrop 1969-5-19 37958 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  RSA543943  Marsilea vestita Steve Boyd, Dave Bramlet 1991-5-13 6223 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  CAS-BOT-BC348068  Matricaria discoidea S. B. Parish 1914-4-13 9075 Riverside Ethanac, near Perris Comment
  CAS-BOT-BC348270  Matricaria occidentalis A. C. Sanders; Mitch Provance; T. B. Salvato 2001-5-8 24198 Riverside Perris-Aguanga Basin region: S of Hemet, E end of Diamond Valley, ca. 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  RSA496383  Medicago polymorpha Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3060 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR200327  Melia azedarach Steve Boyd 2007-4-20 11723 Riverside Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road 549 Comment
  UCR281486  Melica frutescens Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-4 417- 87 Riverside Gavilan Hills, SCE transmission route (projected) 0.6 miles NNW of Lake St. and Walker Canyon Rd. 152 Comment
  CHSC109712  Melica imperfecta Scott D. White 2003-3-21 8821 Riverside Santa Ana Mountain Foothills: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. 152 Comment
  OBI74467  Melica imperfecta David J. Keil 1983-4-15 16895 Riverside E of Temecula on SR79 Comment
  RSA683856  Melica imperfecta Scott D. White, Michael Honer 2003-4-4 8943 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UC1537223  Melica imperfecta Gordon H. True Jr. 1935-3-11 79 Riverside Box Springs 365 Comment
  UCR183337  Melica imperfecta Mitch Provance 2003-4-26 9883 B Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  UCR270304  Melica imperfecta T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8370 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  RSA741426  Melilotus indicus Justin M. Wood 2008-12-2 264 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  UCR174103  Melilotus indicus A. C. Sanders 2006-5-19 32437 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
  POM348197  Melilotus indicus H. Twining 1890-04 s.n. Riverside Riverside. Comment
  UCR150651  Menodora scoparia Bern Schwenn 1994-9-18 s.n. Riverside Joshua Tree National Monument, Little San Bernardino Mtns, ridge to Bernard Peak 1555 Comment
  HSC85404  Mentzelia affinis Steve Boyd 1986-4-20 1722 Riverside Gavilan Hills: Santa Rosa Rd. just W of Piedras Rd. Comment
  JOTR30973  Mentzelia albicaulis La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1945 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  UC872424  Mentzelia albicaulis Ira L. Wiggins 1937-3-9 8761 Riverside 5 m w Shaver's Well Comment
  JEPS29275  Mentzelia desertorum Rimo Bacigalupi, L. Heckard and P. Hutchison 1962-3-21 8343 Riverside 2.3 mi below and sw Shavers (along Calif. Highway 195); Box Canyon Wash 243 Comment
  SEINET1908634  Mentzelia dispersa A. C. Sanders, Mitch Provance 2008-1 35767 Riverside Peninsular Range; San Jacinto Mtns.: FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Kreenwild Fire Station (Idyllwild 7.5' Q.) 1463 Comment
  UC64310  Mentzelia dispersa H. M. Hall June 1897 657 Riverside vicinity Strawberry Valley; San Jacitno Mountains 1584 Comment
  RSA656535  Mentzelia involucrata A. C. Sanders 2000-4-25 23358 Riverside east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles E of Thermal 15 Comment
  UC667279  Mentzelia involucrata Annie M. Alexander and Louise Kellogg 1941-5-26 2237 Riverside Eagle Mountains, Monsen Canyon 914 Comment
  UCR241526  Mentzelia involucrata A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40644 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR251916  Mentzelia involucrata Jim Andre 2013-3-27 24817 Riverside NE Colorado Desert, east side of Riverside Mountains, along Hwy 95, 13.2 mi south of Vidal Junction 126 Comment
  RSA173992  Mentzelia involucrata var. megalantha Robert F. Thorne 1963-3-29 32398 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Dec 14 2011
  POM96068  Mentzelia involucrata var. megalantha P. A. Munz 1926-1-1 10819 Riverside Thousand Palms. Comment
  SEINET11978685  Mentzelia involucrata var. megalantha S. B. Parish, Parish, W. F. n d 210 Riverside Whitewater, Nich Comment
  RSA171351  Mentzelia veatchiana J. D. Olmsted 1962-5-3 3506 Riverside San Jacinto Mts 1616 Comment
  SEINET4560761  Mercurialis annua O. F. Clarke 2011-1 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 365 Comment
  UCR48524  Mesembryanthemum nodiflorum Steve Boyd 1986-4-19 1713 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  UCR230606  Microseris heterocarpa A. C. Sanders, Nathan Moorhatch 2011-3-22 38779 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, 0.61 km east of Hwy 74, south of Ethanac Rd. 503 Comment
  UCR133667  Microseris lindleyi Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  RSA0018777  Mimetanthe pilosa Carl B. Wolf 1932-5-25 3675 Riverside 1 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 396 Comment
  SJSU13423  Mimetanthe pilosa C. W. Sharsmith 1945-8-28 5456 Riverside Indian Canyon, Mt San Jacinto 1828 Comment
  RSA0018769  Mimetanthe pilosa Philip A. Munz, I. M. Johnston 1924-7-27 8849 Riverside 7 miles SE of Poppet Flat. San Jacinto Mountains. 1524 Comment
  RSA0030784  Mimulus aurantiacus var. pubescens N. C. Cooper 1944-7-15 1554 Riverside Palms to Pine Hwy 1463 Comment
  UCR91463  Mimulus aurantiacus var. pubescens Scott D. White 1995-3-30 2668 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UCR158336  Mimulus aurantiacus var. puniceus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30073 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR20747  Mimulus aurantiacus var. puniceus A. C. Sanders, Steve Boyd 1980-5-2 1442 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA676273  Mimulus bigelovii Scott D. White 2001-4-3 8226 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UC1374909  Mimulus brevipes Noel H. Holmgren, Liew Fah Seong 1969-6-17 3583 Riverside County Road R1, at Black Mountain turnoff San Jacinto Mountains Comment
  CLARK-A1045-66  Mimulus diffusus George K. Helmkamp 1978-5-6 Riverside Bautista Canyon burn on moist, north slope of Canyon; Hemet 15'Q Comment
  CSUSB2021  Mimulus diffusus J. Bennett 1979-6-3 s.n. Riverside San Jacinto Mts., Pine Cove Comment
  UCR37638  Mimulus floribundus George K. Helmkamp 1984-5-5 E 10 Riverside Transverse Range, Little San Bernardino Mountains, Big Morongo Canyon, 4 road miles below the caretaker's house at the Big Morongo Preserve 549 Comment
  JEPS5559  Mimulus guttatus Carl V. Meyer 1928-7-31 598 Riverside Tahquitz Valley San Jacinto Mountains 2286 Comment
  RSA442808  Mimulus guttatus H. de Forest, Jack Rempel 1933-10-29 18685 Riverside Snow Creek Canyon. 549 Comment
  RSA714446  Mimulus guttatus T. B. Salvato, John Green 2004-5-27 602 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCR114543  Mimulus guttatus A. C. Sanders, K. C. Rose 1999-6-18 22811 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  UCSB46712  Mimulus guttatus Reimer, Neil 1977-4-15 Riverside 1 mile S Cajalco Rd; on Santa Rosa Rd Comment
  CLARK-A1528-867  Mimulus longiflorus Fred B. Essig 1964-2-24 20 Riverside La Sierra 670 Comment
  RSA444807  Mimulus pilosus J. C. Roos 1952-6-8 5745 Riverside Common along damp sunny bank with Helianthus gracilentus, etc., summit of Reche Canyon near Ferndale school. Comment
  RSA583954  Mimulus pilosus R. G. Swinney 1993-6-24 2351 Riverside San Gabriel Mountains. 1.6 miles NW of junction 3N33 and 3N06, N of Shade campground. 1643 Comment
Read comments
Dec 5 2014
  UCR155304  Mimulus pilosus A. C. Sanders 2005-5-4 29841 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR41551  Mirabilis bigelovii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6105 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  JOTR16748  Mirabilis bigelovii var. bigelovii Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  RSA80975  Mirabilis laevis var. crassifolia G. R. Campbell 1952-4-6 18424 Riverside 3 miles E of Lake Matthews Comment
  SDSU18725  Mirabilis laevis var. crassifolia C. Matt Guilliams 2008-2-13 451 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. 410 Comment
  SEINET3142545  Mirabilis laevis var. crassifolia N. C. Cooper 1944-3-25 1009 Riverside Cabazon 457 Comment
  UCR272255  Mirabilis laevis var. crassifolia Duncan S. Bell, Amanda Turek 2009-3-30 170 Riverside Mojave Desert, southeast section of the Arica Mountains, c. 1.25 air miles southwest of Priest Well 349 Comment
  VVC2900  Mirabilis laevis var. retrorsa Tim Thomas, P. J. MacKay 2010-4-12 5031 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA0112094  Mirabilis laevis var. villosa Duncan S. Bell 2010-2-20 541 Riverside Arica Mountains; collecting in drainage in the southeast section of range, approx. 0.75 air mile west of Priest Well. 336 Comment
  SBBG1886  Mirabilis laevis var. villosa H. and M. Dearing 1941-3-7 Riverside bajada near Cathedral City Comment
  JOTR31982  Mohavea confertiflora La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2157 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  JOTR38682  Mohavea confertiflora Hodges, Stephen R. 2017-2-7 698 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  RSA408772  Mohavea confertiflora Robert M. Perkins, H. de Forest 1937-3-15 374 Riverside N. of Blythe, along Co. Riverside. Comment
  RSA782084  Mohavea confertiflora Duncan S. Bell 2009-3-7 1 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  UCR102915  Mohavea confertiflora George K. Helmkamp, E. A. Helmkamp 1998-2-5 2659 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  LA62613  Monardella australis subsp. australis Elizabeth McClintock; 1939-9-1 sn Riverside San Jacinto Mountains, along trail to Round Valley Comment
  UCR178832  Monardella breweri subsp. lanceolata Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 523 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon 1159 Comment
  LA62723  Monardella linoides subsp. linoides Carl Epling; June 1938 sn Riverside Palms to Pines Highway Comment
  UC1995339  Monardella linoides subsp. linoides C. Epling Jun 1938 Riverside Pines to Palms Highway Comment
  UC63741  Monardella nana subsp. tenuiflora H. M. Hall 1897-7-17 691 Riverside Tahquitz Valley San Jacinto Mountains 2438 Comment
  UCR221474  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 116 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
  UC68566  Monolepis nuttalliana H. M. Hall Apr., 1905 5750 Riverside vicinity of Riverside (Box Springs Grade) 457 Comment
  UC72711  Monolepis nuttalliana Miss M. A. King 1893-1 Riverside Menifee 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
  CAS-BOT-BC349785  Monoptilon bellioides N. Aitkenhead 1977-2-3 2125 Riverside Moniobra Valley N. of Orocopia Mnts Comment
  RSA32426  Monoptilon bellioides N. C. Cooper 1944-3-25 1035 Riverside Morongo Pass. 457 Comment
  RSA784739  Monoptilon bellioides Duncan S. Bell 2012-2-12 3084 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SBBG55751  Monoptilon bellioides D. Keil, M. McLeod, D. Walters 1977-3-28 12073 Riverside Pinto Basin Rd, ca. 11 mi S of N park boundary, Joshua Tree Nat Monument Comment
  SBBG8637  Monoptilon bellioides H. and M. Dearing 1937-4-10 1946 Riverside Thousand Palms Cyn Comment
  UC1606977  Monoptilon bellioides David Charlton 1988-2-18 1144 Riverside s. Joshua Tree Nat'l Park (Fargo Canyon Rd. to Cottonwood Wash, parallel to I-10, 1 mi. e. of junction Dillon Rd. & Fargo Canyon Rd.); s. side Little San Bernardino Mts. 609 Comment
  UC909735  Monoptilon bellioides N. C. Cooper 1949-4-8 3236 Riverside e of Indio; Mecca Paso 609 Comment
  UCR74395  Monoptilon bellioides Theo Glenn 1991-5-2 91- 12 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  SEINET10389798  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2015-3-9 41361 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  UCR256792  Muhlenbergia microsperma T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7875 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  POM9221  Muhlenbergia microsperma I. M. Johnston 1920-5-8 2267 Riverside Jurupa Mountains, extreme west end. Comment
  RSA0104440  Muhlenbergia porteri Duncan S. Bell, Evan Meyer 2014-10-28 7668 A Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  POM259180  Muhlenbergia richardsonis P. A. Munz 1938-8-13 15326 Riverside Cedar Spring, north base of Santa Rosa Peak. 2287 Comment
  CAS-BOT-BC274912  Muhlenbergia rigens Peter H. Raven; Sidney R. Snow 1956-6-30 9536 Riverside Dripping Springs Guard Station, Temecula River Comment
  POM122723  Muhlenbergia rigens Marcus E. Jones 1924-8-20 s.n. Riverside Idyllwild. Comment
  SDSU13001  Muhlenbergia rigens Michael G. Simpson 1999-10-27 2031 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  RSA543161  Muilla maritima Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6091 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain 3 miles N Highway 79, 1 mile W of Highway 371, N of Aguanga. 600 Comment
  UCR108860  Muilla maritima Heidi A. Haid 1968-4-29 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR87898  Muilla maritima A. C. Sanders 1994-5-30 14587 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA543872  Myosurus minimus subsp. apus Steve Boyd, Dave Bramlet 1991-5-13 6227 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  SD28079  Myriopteris covillei Carl B. Wolf 1932-5-24 3646 Riverside Snow Creek Canyon, I(c) mile below fish hatchery, north base of San Jacintos mountains 550 Comment
  JOTR32160  Nama demissa var. demissa La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2313 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  UCSB44672  Nama hispida Hibbard, Doug 1977-5-16 Riverside Northwest side of Hwy. 74; 11.8 miles from its intersection with Hwy. 111 1036 Comment
  RSA0019794  Nama hispida var. spathulata April Garbat, Sarah J. De Groot 2013-4-30 57 Riverside Ford Dry Lake, N of I-10 122 Comment
  SD148142  Nama stenocarpa D. E. Bramlet, Et al. 1999-10-15 2817 Riverside 198 m S of Gilman Hot Springs Road, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit Trail 433 Comment
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Mar 21 2011
  UCD119548  Nama stenocarpa D. E. Bramlet; A. C. Sanders, M. Costea, and T. Salvato 1999-10-15 2817 Riverside Mystic Lake. The site is 198m S of Gilman Hot Springs Rd, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit trail. 433 Comment
  RSA700860  Nassella cernua Michael Wall 1996-5-8 148 Riverside Van Buren Blvd west of March Air Force Base, 1.5 mi west of Fwy 215, north side of road south side of Salix-filled seasonal drainage. Comment
  RSA544297  Navarretia atractyloides Steve Boyd, T. S. Ross 1991-6-14 6350 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
  UCR115940  Navarretia atractyloides Mitch Provance 1998-6-11 677 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville; housing development now known as Southridge 320 Comment
  UCR96866  Navarretia fossalis Scott D. White 1993-4-30 1320 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  SD227875  Navarretia hamata A. C. Sanders 1994-5-30 14591 Riverside San Bernardino Mtns.: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  RSA191425  Navarretia hamata subsp. hamata E. W. Lathrop, R. F. Thorne 1967-9-26 6604 Riverside 6 miles NW of Murieta, Riverside Co. Tenaja Road a the pass enterring valley leading to Tenaja Guard stst. Comment
  SEINET10623903 Image available Nemacaulis denudata var. gracilis Samuel B. Parish 1896-4-4 Parish 4140 Riverside Palm Springs, (Agua Caliente,) desert base of San Jacinto Mt. 152 Comment
  UCR256911  Nemacladus longiflorus var. breviflorus Naomi Fraga, Duncan S. Bell 2009-5-6 2707 Riverside Arroyo Seco SE of Dripping Springs Campground and Fire Station 518 Comment
  RSA0126323  Nemacladus longiflorus var. longiflorus Katherine Brandegee 1905-5-12 s.n. Riverside Near Riverside. Comment
  RSA659780  Nemacladus ramosissimus J. C. Roos, L. Roos 1952-4-28 5591 Riverside Box Springs Mtns. 396 Comment
  UCR116916  Nemacladus ramosissimus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23955 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR266495  Nemacladus ramosissimus Mitch Provance, Robin Kinmont 2015-3-30 315- 57 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, unnamed hill about 0.5 miles W of Skunk Hollow, S of Hidden Lake Rd. 440 Comment
  UCSC001300  Nemacladus ramosissimus Peter Kamb 1948-4-11 871 Riverside Aqueduct Road east of Garnet Aqueduct Road, Garnet - Coachella Valley 30 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
  SEINET10461130  Nemacladus rubescens Frank W. Peirson 1926-1-31 Peirson 6486 Riverside About 2 miles from above station on Mecca Road Comment
  JOTR36432  Nemacladus tenuis var. aliformis La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3404 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA678218  Nemacladus tenuis var. aliformis Valerie L. Soza, J. Mark Porter, G. D. Wallace 2001-4-2 1085 Riverside Big Morongo Wash. 473 Comment
  RSA75132A  Nemacladus tenuis var. tenuis F. W. Peirson 1920-2-16 4681 Riverside Palm Canyon, near below Palm Springs Comment
  RSA421345  Nemophila menziesii M. M. Thompson 1947-6-9 c 2071 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA523514  Nemophila menziesii Steve Boyd, Tim Ross, L. Arnseth 1990-3-30 3973 Riverside Vail Lake area, valley between Black Hills & Rocky Ridge. 701 Comment
  UCR49231  Nemophila menziesii Steve Boyd 1980-5-8 1610 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  RSA421269  Nemophila menziesii var. integrifolia H. Twining 1890-04 s.n. Riverside Riverside. 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
  SD122192  Nicotiana glauca James C. Dice, J. DeWald 1987-10-5 734 Riverside Santa Margarita River, near aqueduct crossing 245 Comment
  UCR174248B  Nicotiana glauca A. C. Sanders, T. B. Salvato 2006-6-2 33067 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. 579 Comment
  RSA593999  Nicotiana glauca D. L. Banks, Elizabeth Hedge Banks 1996-5-2 942 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  RSA426706  Nicotiana obtusifolia Christopher Davidson 1979-4-4 7737 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 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
  UCR112005  Nicotiana quadrivalvis A. C. Sanders, T. B. Salvato 2000-5-25 23416 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  PASA2135  Nicotiana trigonophylla 1928-3-3 Riverside Hidden Springs, Colorado Desert Comment
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Aug 27 2016
  RSA0054916  Nicotiana trigonophylla Mary Edmunds 1932-3-27 13 Riverside Oasis, Coachella Valley. Comment
  RSA232255  Nolina parryi James Henrickson 1971-5-29 5575 Riverside 10 miles SW of Twentynine Palms, 1 mile N of Salton View. 1280 Comment
  SBBG21993  Nolina parryi P. H. Raven 1959-5-18 14246 Riverside 0.9 mi S of Mountain Center on road to Aguanga Comment
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Jun 9 2012
  SD142034  Nolina parryi James C. Dice 1985-6-13 617 Riverside SE portion of Thomas Mtn., ca. 4 km S of Kenworthy Station and community of Thomas Mtn. 1525 Comment
  POM9808  Nolina parryi E. C. Jaeger 1921-6-20 279 Riverside Palm to pines Trail, San Jacinto Mountains. 1646 Comment
  RSA0048402  Nolina parryi subsp. wolfii James R. Shevock 1971-5-8 s.n. Riverside Near Salton View, Joshua Tree National Monument. 1584 Comment
  HSC961  Notholaena californica L. S. Rose 1966-12-13 66102 Riverside Palm Springs, Tahquitz Wash 183 Comment
  SD137609  Nuttallanthus texanus Darin L. Banks 1995-5-3 265 Riverside Cleveland National Forest: N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along lower alluvial benches of Arroyo Seco 512 Comment
  POM3327  Oenanthe sarmentosa D. L. Crawford 1916-3-1 s.n. Riverside Santa Ana River Valley Comment
  UCSB9470  Oenothera deltoides subsp. deltoides Lloyd, Robert 1960-3-23 Riverside One mile from U.S. Hiway 99 on State Road 111, to Palm Springs, San Jacinto Mt. Range 396 Comment
  CDA38178  Oenothera pallida T. C. Fuller 1958-9-23 2195 Riverside 3 miles east of Anza. 0 Comment
  UC1241196  Oenothera primiveris subsp. bufonis Peter H. Raven 1958-2-16 11624 Riverside 8.1 mi north of Midland, ca 5 miles south of Highway 62. Comment
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Jun 9 2012
  RSA0102412  Oenothera refracta Lyman Benson, Robert Benson 1952-4-8 14851 Riverside 2 miles west of Shaver Summit east of Indio, U.S. 66. 609 Comment
  RSA525261  Oligomeris linifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4574 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  SEINET3005045  Olneya tesota G. Rink 2011-4-25 10481 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  SEINET1004536  Oncosiphon piluliferum A. C. Sanders, T. B. Salvato 2005-1 30239 Riverside Perris Basin: San Jacinto Valley, Gilman Springs Rd., at Quail Lake Golf Course. (El Casco 7.5' Quad) 439 Comment
  UCR228822  Oncosiphon piluliferum A. C. Sanders, T. B. Salvato 2011-4-4 38975 Riverside Peninsular Range, Lake Elsinore, Hwy 74 (Riverside Dr.) at Baker St. 382 Comment
  UCR240168  Oncosiphon piluliferum R. E. Riefner Jr. 2012-4-30 12- 82 Riverside city of Lake Elsinore, south side of Alberhill Creek, west of Hwy 74, vicinity of Bromley Ave. and Baker Street 380 Comment
  UCR280191  Oncosiphon piluliferum Steve Boyd 2017-4-19 12324 Riverside City of Riverside, residential lot at 4376 Beechwood Place 229 Comment
  RSA748225  Opuntia basilaris var. basilaris T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 116 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  POM9957  Opuntia parishii P. A. Munz 1921-5-1 4483 Riverside Southern edge of Mojave Desert, near Pinon Wells 1220 Comment
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Apr 21 2011
  UCR133408  Opuntia parryi Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 326 A Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  SEINET9037780 Image available Opuntia phaeacantha M. A. Baker 2015-1 18401 Riverside San Gorgonio Pass, 32km WNW of central Palm Springs, 100m north of the San Gorgonio River, 4km ENE of Banning, broad wash of sand, silt, rock, and gravel, mostly granitic 638 Comment
  CAS-BOT-BC56909  Opuntia polyacantha var. hystricina C. B. Wolf; P. C. Everett 1938-9-29 3352 Riverside Field redacted by CAS, contact the data manager for more information Comment
  POM284052B  Opuntia vaseyi Lyman Benson 1955-12-6 15620 Riverside Hills 3 miles southeast of Redlands. Crystal Springs. San Bernardino foothills. 488 Comment
  CAS-BOT-BC499740  Orobanche californica subsp. feudgei H. M. Hall 1901-6-1 2135 Riverside San Jacinto Mountains, eastern base, along the borders of the Colorado Desert Comment
  UCR31806  Orobanche cooperi Gerald Griffith 1982-3-11 s.n. Riverside Coachella Valley, citrus ranch near Mecca 0 Comment
  UCR9019  Orobanche cooperi K. K. Muller 1967-3-20 1383 Riverside Sonoran (Colorado) Desert, 17.5 mi north of Desert Center on road to Rice Comment
  UCR121232  Orobanche fasciculata Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2286 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR18525  Orobanche fasciculata A. C. Sanders 1978-6-11 471 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  RSA0077923  Orobanche fasciculata Ivan M. Johnston 1917-4-4 s.n. Riverside Andreas Canyon. 243 Comment
  UCR178547  Orobanche ludoviciana var. cooperi R. G. Swinney 1967-3-12 067 Riverside Sonoran (Colorado) Desert, North of Eagle Mountains 274 Comment
  RSA0030793  Orthocarpus purpurascens N. C. Cooper 1944-4-21 1127 Riverside Banning. 701 Comment
  RSA523550  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4010 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA0080081  Oryzopsis hymenoides A. R. Roos 1937-4-18 s.n. Riverside Snow Creek. Comment
  UC21180  Osmorhiza berteroi H. M. Hall 1901-7 2592 Riverside Tamarack Valley San Jacinto Mountains 2682 Comment
  UCR26850  Osmorhiza brachypoda E. W. Lathrop 1966-5-17 6536 Riverside Santa Ana Mtns., 4 mi. west of Corona, between Tin Mine Canyon and Santiago Peak 612 Comment
  RSA126711  Oxytheca caryophylloides Peter H. Raven, R. Snow 1957-7-26 11091 Riverside Banning-Idyllwild road, 0.9 miles north of Vista Grande Ranger Station, San Jacinto Mts. Comment
  PASA2619  Paeonia brownii Sally Ellis 1940-3-18 Riverside Dripping Springs Comment
  RSA434258  Paeonia californica N. C. Cooper 1947-4-5 2025 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  SEINET10537850  Paeonia californica James S. Miller 1992-5-8 Miller 7458 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  RSA0112083  Palafoxia arida Duncan S. Bell 2010-2-21 558 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on western section of range. 452 Comment
  SEINET3388822 Image available Palafoxia linearis Lewis S. Rose 1936-1-1 36003 Riverside Colorado Desert, L.A. Aqueduct Road, 15 mi. N. of Indio. 305 Comment
  SD136952  Panicum capillare Steve Boyd 1994-10-14 8393 Riverside San Mateo Canyon Wilderness Area of the Cleveland National Forest, in canyon bottom at the confluence with Bluewater Canyon 328 Comment
  RSA509725  Parietaria hespera var. californica Ed LaRue 1989-4-12 s.n. Riverside Midway between Mead Valley and March Air Force Base. 518 Comment
  UC495207  Parietaria hespera var. hespera Philip A. Munz 1932-3-14 12011 Riverside Magnesia Canyon; Coachella Valley 91 Comment
  UCR124096  Parietaria hespera var. hespera Steven R. Hill 2001-5-3 33659 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
  SBBG68550  Parkinsonia florida R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  UCD170848  Parkinsonia florida A. C. Sanders; T. B. Salvato, Mitch Provance 2000-4-25 23368 Riverside Coachella Valley, east side of Coachella Canal between I-10 and Ave. 52, east of Coachella. 24 Comment
  UCSB11822  Parkinsonia florida Creighton, B. 1961-5-7 Riverside 12.6 miles northeast of Pinyon Flat Campground on State Highway 74, and 3.8 miles southwest of Palm Desert and State Highway 111 274 Comment
  UCSB17561  Parkinsonia florida Perkins, Carlin 1963-4-5 Riverside 12.7 mi. south east of Pinyon Flats Campground on California Highway 74 304 Comment
  SEINET10940084  Parkinsonia florida Billy Joe Cox 1975-4-23 Cox 4137 Riverside 1-3 km W, (ca 32 m S of Blythe). 70 Comment
  RSA704040  Parosela spinosa Anonymous s.n. Riverside Colorado Desert. Comment
  RSA38494  Pectis papposa P. A. Munz 1946-10-20 11574 Riverside Palms to Pines Hwy, 11.5 miles south of Palm Springs to Indio Road. 1037 Comment
  UCR264240  Pectis papposa A. C. Sanders, Jim Malusa 2015-9-10 41847 Riverside Sonoran (Colorado) Desert, Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  HSC3747  Pectocarya heterocarpa C. L. Hitchcock 1966-3-21 24328 Riverside About 15 mi. S of Rice, on dirt road to Blythe. Comment
  SD127609  Pectocarya heterocarpa David Charlton 1988-2-18 1147 Riverside Alluvial fan, Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park,1 mile east of junction Dillon Road and Fargo Canyon Rd 609 Comment
  UC100891  Pectocarya heterocarpa H. M. Hall 1905-4-27 5921 Riverside Bottomland near Colorado River; Colorado Desert Comment
  UCR52022  Pectocarya heterocarpa Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2171 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  SD236233  Pectocarya linearis John F. Green 2006-4-25 Riverside Peninsular Ranges; Foothills of Santa Ana Mountains / Santa Rosa Plateau; Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and la Serena Way; E of Veterans park (Bachelor Mtn 7.5'Q) 366 Comment
  UCR241934  Pectocarya linearis A. C. Sanders, Timothy W. Chumley 2013-3-28 40695 Riverside Peninsular Range, Temescal Canyon Rd. at Pacific Clay Products plant/Bernard St., c. 1 mile north of Lake St. 370 Comment
  UCR84650  Pectocarya linearis Scott D. White, S. Ogg 1994-4-21 1992 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR96871  Pectocarya linearis Scott D. White 1993-3-12 1176 Riverside Near Winchester 466 Comment
  RSA0028398  Pectocarya linearis subsp. ferocula Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4978 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  UC72059  Pectocarya linearis subsp. ferocula Miss M. A. King 1893-1 Riverside Menifee Comment
  POM3821  Pectocarya penicillata H. M. Hall 1902-04 2943 Riverside Vicinity of Riverside 366 Comment
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Jun 22 2011
  UCR120940  Pectocarya penicillata A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24978 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR86889  Pectocarya penicillata A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16280 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
  UC2015552  Pectocarya platycarpa A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 15995 Riverside Colorado Desert, Orocopia Mountains, Maniobra Valley, 1.6-3 mi S of Frontage road (old highway 60) along I-10, S to edge of BLM wilderness. Comment
  UCR89719  Pectocarya platycarpa J. M. Stewart 1991-4-7 784 Riverside Sonoran (Colorado) Desert, Pinto Wash south of Joshua Tree National Monument, Eagle Mountains Comment
  POM368818  Pectocarya recurvata Christopher Davidson, J. L. Jones 1980-4-4 9945 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
  RSA605208  Pectocarya recurvata A. C. Sanders 1995-3-12 16080 Riverside Coachella Valley: Alluvial slopes at the foot of Rabbit Peak, Santa Rosa Mtns., below Sheep Canyon 0 Comment
  RSA777441  Pectocarya recurvata Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 974 Riverside Road to Priest's Well, east side of Arica Mountains 488 Comment
  UCR256746  Pectocarya recurvata T. B. Salvato, Matthew Malle 2013-4-11 7535 Riverside Gavilan Hills, southeastern slopes, hill above Black Powder Canyon and c. 0.5 mi north of the Temescal Canyon 419 Comment
  UCR41585  Pectocarya recurvata A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6122 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCSB6136  Pedicularis densiflora Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon 853 Comment
  JEPS10757  Pedicularis semibarbata Carl V. Meyer 1929-6-14 760 Riverside Dark Canyon; San Jacinto Mountains 1828 Comment
  SD253463  Pelargonium grossularioides A. C. Sanders 2016-6-26 42518 Riverside Peninsular Range: Riverside, UCR Botanic Garden, at west edge of the herb garden (Riverside East 7.5'Q) 363 Comment
  UC669244  Pellaea andromedifolia Annie M. Alexander and Louise Kellogg 1941-2-28 1879 Riverside Andreas Canyon; San Jacinto Mts Comment
  SEINET5796827 Image available Penstemon antirrhinoides I. W. Clokey, E. G. Anderson 1936-1 6885 Riverside East of Hemet along San Jacinto River 600 Comment
  UCR20116  Penstemon californicus Jeanine Derby 1976-8-10 s.n. Riverside San Jacinto Mtns., Garner Valley 1372 Comment
  LA85954  Penstemon clevelandii O. H. Kappler; 1948-4-18 1656 Riverside San Jacinto Mountains, Hiway 74 1219 Comment
  SD77337  Penstemon clevelandii F. W. Pennell, A. L. Grant 1940-4-28 25287 Riverside Route 74, Ribbonwood, e. of San Jacinto Range 1402 Comment
  RSA192104  Penstemon heterophyllus var. australis E. W. Lathrop 1960-6-7 4892 Riverside 14 miles west of Murrieta, Redonda Mesa. Comment
  RSA788347  Penstemon heterophyllus var. heterophyllus Linda M. Prince, Duncan S. Bell 2009-6-17 574 Riverside Cleveland National Forest. Helipad. Comment
  POM11244  Penstemon labrosus Philip A. Munz 1922-9-7 6454 Riverside San Jacinto Peak 3049 Comment
  POM4523  Penstemon labrosus H. M. Hall 1901-07 2506 Riverside In the vicinity of Strawberry Valley. 1585 Comment
  RSA559335  Penstemon spectabilis Steve D. Boyd, Tim S. Ross 1992-5-15 7407 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
  UCR35235  Penstemon spectabilis L. B. Ziegler 1972-5-9 454 Riverside San Jacinto Mtns, San Jacinto Valley 473 Comment
  SEINET11173464  Penstemon spectabilis subsp. spectabilis N. C. Cooper 1944-6-17 1422 Riverside San Jacinto Mtns. above Banning. Comment
  UC74891  Pentagramma maxonii Emma Miles Oct. 1888 Riverside San Jacinto Mts Comment
  CAS-BOT-BC355995  Perityle emoryi Geo. B. Grant 1906-4-20 6784 Riverside Palm Springs Comment
  JOTR37437  Perityle emoryi Hodges, Stephen R., T. Hender 2015-12-30 559 Riverside Joshua Tree National Park. Pinto Basin, Black Eagle Mine Road, near Park Boundary (Stop 2) Comment
  UCR60773  Perityle emoryi Steve Boyd, O. Mistretta 1986-3-13 1478 Riverside Sonoran (Colorado) Desert, West side Palen Mtns: NE of Desert center; first large canyon at NW tip of western segment of range Comment
  UCR97633  Perityle emoryi John Wear, N. Moorhatch 1997-3-13 s.n. Riverside San Jacinto Mtns. / Coachella Valley, S of Chino Canyon, at NW end of Palm Springs. 350 Comment
  CLARK-A1528-3171  Petalonyx linearis 1949-6-2 4143 Riverside Orocopia Mountains 152 Comment
  CLARK-A1528-2028  Peucephyllum schottii John C. Roos 1966-2-5 Riverside Indio Hills Comment
  RSA342554  Peucephyllum schottii R. F. Thorne, W. A. Tilforth 1980-5-28 54212 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  UCR168266  Peucephyllum schottii Scott D. White 2001-4-3 8241 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  SEINET11809955  Peucephyllum schottii S. B. Parish, Parish, W. F. 1881-1 347 Riverside Whitewater River Comment
  POM48138  Phacelia ambigua E. E. Schellenger 1920-05 s.n. Riverside Canyon east of Coachella, Colorado Desert. Comment
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Jun 15 2012
  RSA348933  Phacelia ambigua Robert F. Thorne 1963-3-29 32421 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  RSA426005  Phacelia ambigua N. C. Cooper 1949-4-8 3258 Riverside Mecca Pass east of Indio 457 Comment
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Sep 7 2011
  UCR37457  Phacelia brachyloba 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
  RSA102328  Phacelia campanularia S. B. Parish, W. F. Parish 1882-04 216 Riverside Borders of the Colorado Desert, Whitewater. Comment
  RSA346268  Phacelia campanularia Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54038 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
  SDSU18657  Phacelia campanularia subsp. vasiformis Michael G. Simpson, Kristen Hasenstab 2008-4-2 2947 Riverside Joshua Tree National Park. Wash just southwest of road to Cottonwood Spring, ca. 0.4 mile northwest of Cottonwood Spring. 922 Comment
  CAS-BOT-BC133956  Phacelia cicutaria Milo S. Baker 1928-4-3 2834 b Riverside Tahquitz canon near Palm Sps. Comment
  RSA776251  Phacelia crenulata Duncan S. Bell 2010-3-20 631 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  JOTR28947  Phacelia crenulata var. ambigua La Doux, Tasha 2005-3-30 1183 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UC1602158  Phacelia crenulata var. ambigua Philip A. Munz 1932-3-14 11974 Riverside Deep Canyon Coachella Valley 91 Comment
  POM13317  Phacelia curvipes E. C. Jaeger 1920-4-12 s.n. Riverside Old Nicholas Canyon. Santa Rosa Mountains. Comment
  CAS-BOT-BC133957  Phacelia distans John H. Thomas 1957-3-29 6517 Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks. 609 Comment
  JOTR30256  Phacelia distans Leary, C. and Leary, Pat 1979-5-6 3021 Riverside Joshua Tree National Park. West end of Lost Horse Valley, Joshua Tree N.M., T2S R7E sec 13 Comment
  JOTR36004  Phacelia distans Andre, Jim 2012-4-16 20883 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA33656  Phacelia distans N. C. Cooper 1944-3-24 1018 Riverside Banning. 701 Comment
  RSA428218  Phacelia distans Mark Morris 1929-3-17 14901 Riverside Palm Canyon. Comment
  RSA428311A  Phacelia distans Gary D. Wallace 1964-4-25 s.n. Riverside San Jacinto Mts. Rd. to Idlewild Comment
  RSA74932  Phacelia distans F. W. Peirson 1928-4-24 7903 Riverside Cottonwood Springs, northern Colorado Desert Comment
  SD217310  Phacelia distans Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 938 Riverside Northwest Palomar Mountains; northwest foothills of Dorland Mountain, south end of Los Caballos Road, University of California-Emerson Oaks Reserve. 448 Comment
  UCR250875  Phacelia distans S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1042 Riverside Lakeview Mountains, along powerline access road NE of Juniper Flats Rd. 649 Comment
  POM12921  Phacelia imbricata subsp. patula P. A. Munz 1922-6-30 5923 Riverside Santa Rosa Mountains. 1982 Comment
  NY57344  Phacelia keckii P. A. Munz 1923-6-14 7056 Riverside Glen Ivy Trail to Santiago Peak 1432.6 Comment
  JEPS1187  Phacelia minor W. L. Jepson 1928-4-19 12435 Riverside hills 5 mi n Elsinore 609 Comment
  RSA678361  Phacelia minor Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10498 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  RSA700025  Phacelia minor Scott D. White, Michael Honer 2003-4-25 9100 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  SD137730  Phacelia minor Darin L. Banks 1995-4-11 171 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area along the Dripping Spring Trail 950 Comment
  UCR136276  Phacelia minor A. C. Sanders 2004-4-20 27552 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR262563  Phacelia minor T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3758 Riverside San Jacinto Mountains, San Jacinto River Canyon, c. 0.16 mi south-southwest of the dirt parking area at the head of the South Fork Trail (FSR 2E17) from Hwy 74 1250 Comment
  UCR196362  Phacelia neglecta Naomi Fraga, Lisa Rojas 2005-2-10 1355 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  SEINET4080506  Phacelia ramosissima var. latifolia C. Davidson 1975-1 2820 Riverside Roughly two miles south of Banning on road R1 to Idyllwild; roughly 20 feet from road. 822 Comment
  RSA649668  Phalaris lemmonii J. C. Roos 1966-3-24 s.n. Riverside Winchester (near Hemet) Comment
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Mar 20 2011
  UCR126386  Phalaris lemmonii A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 696 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR174430  Phalaris paradoxa A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32478 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
  RSA467439  Phleum alpinum M. B. Dunkle 1933-7-22 3746 Riverside Tahquitz Valley. San Jacinto Mountains. 2317 Comment
  SD119889  Phlox austromontana Louis B. Ziegler 1967-5-30 136 Riverside Hemet Valley, San Jacinto Mountains 1372 Comment
  RSA132729  Phoradendron californicum Del Wiens 1953-12-5 870 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  UCR133554  Phoradendron californicum E. K. Balls 1949-4-4 12972 Riverside Sonoran (Colorado) Desert, Desert Beach on Hwy 111 -46 Comment
  CAS-BOT-BC135181  Phoradendron juniperinum Edmund C. Jaeger 1922-6-20 s.n. Riverside Caramba Camp. Tacquitz Creek, San Jacinto Mts. Comment
  SEINET7907900  Physalis crassifolia D. A. Johnson 2005-1 Riverside Between Coachella & S entrance to JoshuaTree Nat'l Park, S of Interstate 10 914 Comment
  JEPS46817  Pinus flexilis W. L. Jepson 1901-1 Riverside Santa Rosa Peak Comment
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Apr 11 2014
  RSA643448  Pinus jeffreyi A. C. Sanders 1995-11-26 17924 Riverside Tule Creek Valley, NE of Tule Pk, between Aguanga & Anza, S of Hwy 371. Old house site on Tule Peak Rd., 0.7 mi W of Bonny Lane, sec. 14 1311 Comment
  SEINET5485754 Image available Pinus monophylla Richard Carter 1984-12-18 3861 Riverside 1.1 mi. S. of Pinyon Crest - along Hwy 74. Pinyon-juniper woodland. 10m. Tree. Comment
  UCSB137  Pinus ponderosa Ralph, F. 1959-5-16 Riverside Near entrance to wilderness area of Mt. San Jacinto St. Park, at the foot of the Devil's Slide Trail, San Jacinto Mtns. 1828 Comment
  CAS-BOT-BC72838  Pinus quadrifolia Verne Grant 1951-7-23 16111 Riverside Hillslope in narrow canyon, several miles east of Anza on road to Hwy 74. 762 Comment
  SBBG56372  Pinus quadrifolia V. Duran 1933-7-2 3495 Riverside near Santa Rosa 1676 Comment
  UCR127551  Pistacia atlantica A. C. Sanders, T. B. Salvato 2003-5-21 26801 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
  RSA192087  Plagiobothrys arizonicus E. W. Lathrop 1960-6-7 4851 Riverside 14 miles W of Murrieta Comment
  CLARK-A1528-339  Plagiobothrys californicus var. californicus Roberta H. Smith 1969-5-4 26 Riverside Lake Mathews 435 Comment
  UCR225727  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2011-3-30 38900 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  UCR172241  Plagiobothrys collinus John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  JEPS29299  Plagiobothrys collinus var. californicus Rimo Bacigalupi and L. Heckard 1962-3-25 8394 Riverside ca. 5 mi. s.e. Corona (just n. of Bedford Canyon, e. base Santa Ana Mts.1000 ft); Santa Ana Mts. Comment
  RSA645676  Plagiobothrys collinus var. californicus Scott D. White 1999-5-2 7294 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
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Nov 7 2013
  RSA648063  Plagiobothrys collinus var. californicus Starr Streight 1982-4-17 36 Riverside Cajalco Road, 2 miles east of I-15; south of Corona. Comment
  UC219259  Plagiobothrys collinus var. ursinus Munz and Johnston 1922-5-19 5416 Riverside Garner Ranch San Jacinto Mts., Hemet Valley 1386 Comment
  RSA0106709  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-9 759 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  UCR279569  Plagiobothrys jonesii A. C. Sanders, Jim Malusa 2017-3-29 43193 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  UCR97273  Plagiobothrys leptocladus Scott D. White 1993-4-30 1325 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  UCR178278  Plagiobothrys nothofulvus T. B. Salvato, Tracy Tennant 1998-1 MOR- 805 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  UCR249828  Plagiobothrys tenellus T. B. Salvato, John Lovio 2013-3-19 7367 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR162939  Plantago elongata Fred M. Roberts, D. E. Bramlet 2005-4-1 6148 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  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
  UCR171968  Plantago erecta John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula, Long Canyon, Southern California Edison right of way between residential areas, south of Rancho California Road and east of Margarita Road 366 Comment
  UCR226077  Plantago erecta A. C. Sanders, T. B. Salvato 2011-4-1 38946 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  RSA0056198  Plantago insularis Keith E. Hoffmaster 1935-3-3 837 Riverside Near Santa Ana River, north of Arlington. Comment
  UCR132905  Plantago major 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
  UCR43205  Plantago major B. G. Pitzer 1986-5-24 0246 Riverside San Bernardino Mtns, Whitewater Canyon, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to c. 1/4 mi north of hatchery boundary 732 Comment
  RSA339066  Plantago ovata var. fastigiata Robert F. Thorne, C. W. Tilforth 1980-5-28 54243 b Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA550270  Plantago ovata var. fastigiata Walter Wisura, J. Dolan, M. Wall 1992-3-24 4626 Riverside 7.7 mi NE of Mecca on Box Canyon Rd. Comment
  RSA550350  Plantago ovata var. fastigiata Walter Wisura, J. Dolan, M. Wall 1992-3-24 4638 Riverside 1.9 miles S of I-10 on road to Corn Spring Comment
  RSA401949A  Plantago patagonica Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  RSA708430  Plantago patagonica Scott D. White 2005-3-29 10827 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. 585 Comment
  RSA736125  Plantago patagonica Scott D. White 2008-4-28 11915 Riverside San Gorgonio Pass: Banning, S of I-10 freeway and just N of San Jacinto Mountains toeslope. E of Sunset Ave. 671 Comment
  UCR24221  Platanus racemosa John C. Roos 1938-3-20 725 Riverside Peninsular Range, Glen Ivy Spring, Temescal Valley Comment
  UCR91742  Platanus racemosa A. C. Sanders, J. Goetzen 1996-5-1 18140 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  RSA445709  Platystemon californicus G. R. Johnstone 1934-3-27 18575 Riverside Near Wildomar. Inland route to Temecula. Comment
  SD152735  Plectritis ciliosa Steve Boyd, T. Ross, O. Mistretta 1992-3-31 6761 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring 671 Comment
  RSA0013275  Pleuraphis rigida April Garbat, Sarah De Groot 2013-4-9 43 Riverside Graham Pass Rd in a wash 5.6 mi S of Chuckwalla Springs Rd. 427 Comment
  CAS-BOT-BC177608  Pleurocoronis pluriseta Sarah J. De Groot; Leland Lubinsky; Naomi Fraga; Lisa Rojas 2005-2-10 4607 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains 402 Comment
  RSA472092  Pleurocoronis pluriseta W. Hutchinson 1921-4-1 s.n. Riverside Palm Springs. Comment
  SBBG62653  Pleurocoronis pluriseta M. N. Ackley 1928-4-3 173 Riverside Coral Reef Ranch, Coachella Valley 213 Comment
  JEPS40452  Pluchea odorata var. odorata Marjorie Clary 1928-10-12 345 Riverside Thermal Comment
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Aug 27 2016
  POM56713  Pluchea sericea C. F. Baker 1903-4-4 4148 Riverside Elsinore. Comment
  UCR135982  Pluchea sericea A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27904 Riverside Peninsular Range, Alberhill Mountain, around dried pool in bottom of a large clay pit 445 Comment
  RSA604606  Poa annua L. C. Wheeler 1961-6-24 7915 Riverside San Jacinto Mountains: Fulmor Lake. Comment
  POM47179  Poa bigelovii Mary F. Spencer 1920-4-7 1553 Riverside Palm Canyon. 213 Comment
  RSA0119897  Poa secunda Duncan S. Bell, Thomas Stoughton 2016-4-12 9227 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  RSA697344  Poa secunda Keith E. Hoffmaster 1937-6-6 s.n. Riverside San Jacinto Mts., a mile or so from a public camp near Keen Camp. Comment
  UCR91355  Poa secunda Scott D. White 1995-4-5 2711 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  UCR91491  Poa secunda Scott D. White 1995-4-5 2724 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  VVC574  Poa secunda A. C. Sanders, J. Mac 1997-5-4 20663 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
  SEINET10893578  Poa secunda E. A. Kellogg, Elizabeth L. Taylor 1980-5-20 Kellogg 304 -40 Riverside On N side of hwy 74. T7S R4E S16. On flat with Artemisia tridentata, Adenostoma fasciculatum, Bromus tectorum. Comment
  UC1022815  Poa secunda subsp. secunda Philip A. Munz 15658 Riverside 2 mi n Banning (Indio Blvd); Whitewater Canyon Comment
  UCR156294  Polygonum T. B. Salvato, Kent Beaman 2005-5-16 828 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
  RSA528096  Polygonum punctatum S. J. Myers 1990-12-5 s.n. Riverside Louis Rubidoux Nature Center: along the drainage that connects to the Sunnyslope Channel, and to the confluence with the Santa Ana River. (Near 33d 58'N, 117D 27'W) 213 Comment
  SBBG61494  Polygonum sawatchense R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  RSA509564  Polypodium californicum Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula, with Ave. del Oro as the N boundary. 381 Comment
  RSA577524  Polypodium californicum Darin L. Banks, Steve Boyd 1995-2-16 50 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., S of the Dripping Springs Alcove, E of the Woodchuck Trail. 829 Comment
  UCR7830  Polypodium californicum Dennis Vander Ven 1968-5-19 s.n. Riverside Peninsular Range, c. 7 mi west of Murrieta on Guava St., 40 yards before road crosses creek for first time from the east(concrete crossing). south side of road on cliff wall 274 Comment
  POM180176  Polypodium hesperium E. L. Peterson 1931-9-8 s.n. Riverside Tahquitz Creek below Tahquitz Valley, San Jacinto Mountains 2286 Comment
  RSA689956  Polypodium hesperium Robert Kessler 1927-1 98 Riverside N. Side Tahquitz Peak. San Jacinto Mts. 2591 Comment
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Feb 28 2011
  UCR2721  Polypogon australis F. M. Reed 1907-9-21 1949 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside. Spring Brook in Pellisier's horse pasture 250 Comment
  RSA500120  Polypogon monspeliensis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3691 Riverside Vail Lake area, Benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  UCR90617  Polypogon monspeliensis Scott D. White 1995-6-29 3403 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR170134  Polypogon semiverticillatus Jeffrey Ross 1998-6-4 142 Riverside Upper Santa Ana River/San Bernardino Valley, Ravine at NW corner of Canyon Crest Drive and University Avenue, across from UC Riverside 305 Comment
  RSA510044  Polypogon viridis B. Pitzer, H. Pitzer, J. Hall 1987-5-23 577 Riverside Whitewater Canyon, from N edge of Fish Hatchery to ca. 1/2 mile N of it; ca. 5.5 mile N of I-10 on Whitewater Canyon Road. 732 Comment
  POM360757  Populus fremontii Ora M. Clark 1929-3-2 1614 Riverside Near Elsinore. Comment
  RSA104886  Populus fremontii H. de Forest 1925-4-17 s.n. Riverside Indio. Comment
  RSA0036073  Populus fremontii Norman C. Cooper 1943-10-9 962 Riverside Hemet. 304 Comment
  RSA519209  Potamogeton crispus M. Lee Overholtzer 1960-8-3 83 Riverside 1/2 mile down stream from Prado Dam on the Santa Ana River, Santa Ana Mts, Santa Ana River, Riverside County Comment
  RSA336203  Potamogeton pusillus Robert F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51988 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  POM366581  Potentilla gracilis var. elmeri M. B. Dunkle 1933-7-20 3698 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  RSA86299  Potentilla rimicola F. W. Peirson 1924-7-27 5000 Riverside Pinnacle 0.5 miles west of Deer Spring 2439 Comment
  UCR217560  Potentilla rimicola Jeff B. Galvin, Lee A. Ripma 2008-7-24 74 Riverside Peninsular Ranges, San Jacinto Mountains, south of Deer Springs drainage, between 7 Pines and Marion Mountain trails 2427 Comment
  CAS-BOT-BC356219  Prenanthella exigua Roxana S. Ferris 1939-3-29 9716 Riverside Spur of the Eagle Mountains six to eight miles south of east portal of Eagle Mountains Tunnel on Desert Center-Rice road Comment
  SDSU13345  Primula clevelandii var. clevelandii Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 23 Riverside Along a poorly defined trail east of the North side field station. At the Santa Margarita Ecological Research Station (SDSU). 335 Comment
  RSA0013895  Proboscidea althaeifolia Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10062 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  UCR108726  Prosopis glandulosa Scott D. White, Sandy Leatherman 1998-4-15 6284 Riverside Sonoran (Colorado) Desert, La Quinta/Palm Desert Area: Near Miles Ave. crossing over Whitewater River Channel. Degraded dunes north of Miles Ave. & west of Washington St., Coachella Valley 43 Comment
  CAS-BOT-BC206979  Prosopis glandulosa var. torreyana Roxana S. Ferris 1918-6-14 963 Riverside By stream at Palm Springs. Comment
  LA208120  Prunus fasciculata N. Dunn; A. M. Martin 1932-3-27 sn Riverside Cottonwood Spring 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
  RSA356888  Prunus fremontii Robert F. Thorne 1966-10-15 41797 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  SJSU5198  Prunus fremontii S. M. Kaune 1961-12-27 212 Riverside State Rte 74 (Palms to Pines Hwy) c. 5-7 mi E of Toro Peak 1173 Comment
  CAS-BOT-BC154437  Prunus ilicifolia Mrs. E. C. Van Dyke 1928-5-18 s.n. Riverside Banning Comment
  RSA263753  Prunus ilicifolia E. W. Lathrop 1969-5-8 7007 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UCR169396  Prunus virginiana var. demissa T. B. Salvato, John F. Green 2004-5-27 606 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
  UCR274765  Psathyrotes ramosissima Thomas R. Stoughton, Jackie McConnaughy, Andrew Monks 2010-12-1 723 Riverside Sonoran (Colorado) Desert, Coachella Valley Preserve, c. 0.25 mile east of road. Site #3 305 Comment
  CAS-BOT-BC356598  Pseudognaphalium biolettii Carl B. Wolf 1932-2-11 2644 Riverside Santa Ana Mts., Hidden Canyon, 5 mi. West of Corona, base of Skyline Drive 405 Comment
  RSA5011  Pseudognaphalium biolettii C. B. Wolf 1932-3-20 11 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  RSA0124289  Pseudognaphalium canescens Duncan S. Bell 2016-4-16 9330 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  POM415953  Pseudognaphalium stramineum M. B. Dunkle 1933-7-20 3697 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR20985  Psilocarphus brevissimus var. brevissimus A. C. Sanders, Steve Boyd 1980-5-19 1483 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  CAS-BOT-BC346362  Psorothamnus Marcus E. A M Jones 1925-9-7 s.n. Riverside Palm Spring Comment
  SBBG46429  Psorothamnus arborescens C. H. Muller 1952-5-21 9515 Riverside outwash plain at mouth of Morongo Cyn Comment
  POM305419  Psorothamnus arborescens var. simplicifolius Henry J. Ramsey, Henry J. Ramsey 1937-11-28 752 Riverside Palm Springs Comment
  UCR17307  Psorothamnus arborescens var. simplicifolius K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  CAS-BOT-BC340872  Psorothamnus schottii L. A. Greata 1905-4-1 426 Riverside Coachella Comment
  POM229423  Psorothamnus schottii Philip A. Munz 1937-5-29 15144 Riverside Dead Indian Creek, north base of Santa Rosa Mts. 457 Comment
  UC555342  Psorothamnus schottii Herbert L. Mason 1928-3-10 4218 Riverside Hidden Springs Canyon , Hidden Springs Canyon (Coachella Mts.) Comment
  UCR158770  Psorothamnus schottii Lyman Benson, Robert Benson 1952-4-8 14848 Riverside Sonoran (Colorado) Desert, 2 mi. west of Shaver Summit [Chiriaco Summit] east of Indio, U.S. Hwy 66 518 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
  UC466078  Pterostegia drymarioides Fred M. Reed 1908-3-15 2273 Riverside Box Spring Mts., Pigeon Pass Comment
  UCR93240  Pterostegia drymarioides F. M. Reed 1907-5-5 1346 Riverside City of Riverside; Fairmont Park 244 Comment
  JOTR31120  Purshia tridentata var. glandulosa La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2503 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  RSA0106805  Quercus Jeremiah George 2012-8-7 70812 -1 Riverside Beaumont, Western Knolls, north central slope of eastern half of bench between Hwy 60 and Oak Valley Parkway, east of Potrero Blvd. 747 Comment
  RSA339327  Quercus X munzii Robert F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-22 53573 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line, near jnc od road to Split Rock and 29 Palms; Valley W of Pinto Mountains. Sandy wash at Live Oak Tank. 1326 Comment
  RSA356897  Quercus X munzii Robert F. Thorne 1968-01 41666 Riverside Live Oak Tank, Joshua tree National Monument Comment
  CAS-BOT-BC61820  Quercus agrifolia P. A. Munz; E. K. Balls 1952-8-21 17994 Riverside 1 mi. W of Poppet Flat, Banning-Idyllwild Road 1219 Comment
  UCR265066  Quercus agrifolia Mitch Provance, Jeremiah George 2012-8-4 812- 44 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  UCD170419  Quercus berberidifolia D. O. Burge 2017-3-13 2226 Riverside Perris area, Santa Rosa Plateau. 640 Comment
  UCR275942  Quercus berberidifolia T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3791 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
  LA46441  Quercus chrysolepis W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  SD229167  Quercus chrysolepis Dick Schwenkmeyer 2012-8-28 821 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  UCR46608  Quercus chrysolepis L. F. LaPre, Jack Easton 1987-3-24 s.n. Riverside San Jacinto Mtns., Hamilton Creek Canyon on south side of Hwy 371, east of Anza. 1220 Comment
  JOTR34174  Quercus cornelius-mulleri Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 135 Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  CAS-BOT-BC86545  Quercus dumosa C. L. Hitchcock; C. V. Muhlick 1964-3-17 23102 Riverside 10 miles N of Pala, on road to Elsinore Comment
  SEINET2066424 Image available Quercus dumosa David Charlton 1988-5-21 1914 Riverside Thomas Mtn.,Road, from N to S, W of Garner Valley and S of Lake Hemet on Hwy 74. 1676 Comment
  RSA597054  Quercus engelmannii D. L. Banks, Lauren Raz 1996-11-5 1163 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; E of a newly established firebreak along a NW-SE running ridgeline, SW of the water tank in section 34. 390 Comment
  SD122862  Quercus engelmannii Steve Boyd 1985-7-30 1047 Riverside 7.8 miles west of Rancho California, De Luz road Comment
  RSA334886  Quercus palmeri A. C. Sanders, Steve D. Boyd 1980-4-17 1345 Riverside Along the Palms to Pines highway (Hwy 74), 0.2 miles west of its jct with the road to Anza (Hwy 371) 1463 Comment
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Sep 10 2011
  SDSU6993  Quercus wislizeni H. Wedberg 1962-7-28 988 Riverside 6 miles from Mountain Center on the road to Hemet. 914 Comment
  UCR100577  Quercus wislizeni A. C. Sanders, T. Tennant 1997-11-14 21597 Riverside San Bernardino Mtns., Morongo Indian Reservation, W end of Burro Flats 1159 Comment
  UCR241247  Quercus wislizeni T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1211 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  RSA221005  Quercus wislizeni var. frutescens E. W. Lathrop 1966-5-29 6385 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  UC1010264  Quercus wislizeni var. frutescens John C. Roos 1952-4-13 5518 Riverside Box Springs Mts. 518 Comment
  SD133167  Rafinesquia californica Scott White 1991-5-13 91 100 Riverside Hwy 79, immediately west of U.S. Forest Service Campground at Dripping Springs. 548 Comment
  CAS-BOT-BC362623  Rafinesquia neomexicana Geo. B. Grant 1906-4-8 6614 Riverside Palm Springs Comment
  POM182081  Rafinesquia neomexicana P. A. Munz 1932-3-14 11977 Riverside Deep Canyon, Coachella Valley 91 Comment
  RSA726523  Rafinesquia neomexicana Naomi Fraga, Lisa Rojas 2005-2-10 1400 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UC565506  Rafinesquia neomexicana H. L. Mason 1928-3-10 4178 Riverside Whitewater River Comment
  UCD135347  Rafinesquia neomexicana LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1413 Riverside Colorado Desert. Chocolate-Chuckwalle Mountains region. Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 479 Comment
  UCR233701  Rafinesquia neomexicana Duncan S. Bell 2010-5-1 891 Riverside Sonoran (Colorado) Desert, Arica Mountains, c. 10.5 air miles SW of Rice, c. 2.6 air miles S of the junction of Hwy 62 and the aqueduct access road 291 Comment
  UCR36447  Ranunculus aquatilis A. C. Sanders 1984-4-21 5015 Riverside San Jacinto Mtns., San Jacinto River near the Cranston Guard Station and confluence with Bee Canyon 579 Comment
  POM13145  Ranunculus aquatilis var. capillaceus P. A. Munz, I. M. Johnston 1922-5-19 5431 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  CAS-BOT-BC378492  Ranunculus californicus var. californicus Cecil Hart 1922-5-21 3 Riverside San Jacinto Pk. Comment
  RSA701410  Ranunculus hebecarpus Steve Boyd, Aydee Virgen 2004-4-13 10887 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  CAS-BOT-BC334466  Ranunculus muricatus O. F. Clarke 2010-4-16 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke resience, 266 Frost Court, east edge of UCR campus 350 Comment
  RSA525340  Raphanus sativus Steve Boyd, Andy Sanders, Mark Skinner 1990-4-28 4439 Riverside Vail Lake area, SW base of Big Oak Mtn. at mouth of Temecula Creek Cyn. below dam. 396 Comment
  UCR136163  Rhamnus californica subsp. tomentella A. C. Sanders 2004-6-20 28215 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
  SD225089  Rhamnus crocea A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19877 Riverside Lake Skinner area: lower Rawson Canyon, just NE of the lake along the road. 456 Comment
  UCR97482  Rhamnus crocea A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19773 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  LA207831  Rhamnus crocea subsp. ilicifolia Carl Epling; William Robison 1933-6-26 sn Riverside Little San Bernardino Mountains, Key's View 1523 Comment
  LA207813  Rhamnus ilicifolia W. E. Pequegnat; 1939-4-8 6 Riverside Santa Ana Mountains, Coldwater Trail 670 Comment
  RSA335025  Rhamnus ilicifolia Steve Boyd 1985-8-7 1111 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
  RSA356640  Rhamnus ilicifolia Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47294 Riverside Santa Rosa Plateau: Near Tenaja Rd. on N slope of Mesa, S of Squaw Mountain. Comment
  UCR96801  Rhamnus ilicifolia A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19770 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  UC218097  Rhododendron occidentale P. A. Munz 1922-7-6 6029 Riverside San Jacinto Mountains, North Fork Tahquitz Creek North Fork Tahquitz Creek; San Jacinto Mountains, North Fork Tahquitz Creek 2225 Comment
  JOTR32000  Rhus aromatica La Doux, Tasha, T. Herskovits, M. Wheeler, D. Shade 2011-4-19 2230 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Queen Valley; Pine City area along Old Queen Valley Historic Road (Stop 1) Comment
  UCR89658  Rhus aromatica Bern Schwenn 1994-5-14 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument, north side of the Eagle Mountains, site of Conejo Well, along old road/trail c. 100 yards north of well site 1021 Comment
  HSC101783  Rhus ovata J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13189 Riverside Along State Route 74 1227 Comment
  RSA650225  Rhus ovata James Carill 1949-3-26 s.n. Riverside 1/2 mi. So. Palm Springs. 91 Comment
  CAS-BOT-BC93063  Ribes californicum var. hesperium Carl B. Wolf 1932-2-11 2642 Riverside Hidden Canyon, 5 miles west of Corona. Santa Ana Mountains. Base of Skyline Drive. 405 Comment
  CLARK-A1528-4127  Ribes cereum John C. Roos 1946-8-27 2782 Riverside Santa Rosa Mountains Comment
  RSA0117125  Ribes indecorum Mitchell Provance 2012-1-26 112 -04 Riverside Badlands of Western Riverside County: San Timoteo Canyon, El Casco area, 0.3 miles S of Fisherman's Retreat. 695 Comment
  RSA114869  Ribes indecorum G. R. Campbell 1954-12-8 20535 Riverside 1/2 way up W side of Mt San Jacinto Comment
  RSA523482  Ribes indecorum Steve Boyd, T. S. Ross, L. Arnseth 1990-3-30 3942 Riverside Vail Lake area, summit of Big Oak Mtn, N of Lake. Saddle between summits, along road heading N to Black Hills. 793 Comment
  SEINET13942523 Image available Ribes indecorum C. L. Hitchcock, C. V. Muhlick 1964-1 23111 Riverside 10 miles N of Pala, along road to Elsinore Comment
  UCSB2632  Ribes malvaceum var. viridifolium Keator, Glenn Riverside on Mt San Jacinto; on highway from Palm Desert to Riverside 914 Comment
  CAS-BOT-BC219231  Ribes nevadense 1914-9-6 s.n. Riverside Strawberry Valley, San Jacinto Mountains 1828 Comment
  POM12661  Ribes nevadense P. A. Munz 1922-9-6 6384 Riverside North fork of Tahquitz Creek. 2210 Comment
  SD229184  Ribes nevadense Dick Schwenkmeyer 2012-6-27 739 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  RSA604839  Ribes quercetorum Scott D. White 1995-4-5 2752 Riverside Lakeview Mountains; SW of Juniper Flat Road. 579 Comment
  POM17830  Ribes roezlii P. A. Munz, D. D. Keck 1923-6-14 7069 Riverside Santiago peak, Santa Ana Mountains. 1616 Comment
  POM256958  Ribes speciosum W. Pequegnat 1939-12-29 s.n. Riverside Bedford Truck Trail, Santa Ana Mts. 610 Comment
  UCR234291  Romneya coulteri A. C. Sanders, John F. Green 2012-4-6 40013 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  UC64527  Rosa californica H. M. Hall 1897-6-4 588 Riverside Riverside Comment
  UC1971231  Rubus parviflorus Scott D. White 1998-7-31 6939 Riverside IDYLLWILD AREA: Strawberry Creek between crossing at Circle Dr. and Humber Park. USGS 7.5' San Jacinto Peak quad. Comment
  UCR91738  Rubus ursinus A. C. Sanders, J. Goetzen 1996-5-1 18131 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  UC218245  Rumex acetosella P. A. Munz and I. M. Johnston 1922-5-19 5423 Riverside Keen Camp San Jacinto Mts. 1463 Comment
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Jan 1 2012
  RSA613324  Rumex hymenosepalus D. L. Banks 1997-3-1 1388 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
  UCR86651  Rumex hymenosepalus A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16264 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
  UCR9560  Rumex salicifolius var. salicifolius O. F. Clarke 1968-9-18 s.n. Riverside From the campus of the University of California at Riverside Comment
  UCR263463  Sagina A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35586 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, above mapped spring 1524 Comment
  RSA518310  Salazaria mexicana A. C. Sanders 1989-9-19 9502 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  RSA0042554  Salazaria mexicana Samuel Bonsal Parish 1917-4-4 Riverside Palm Canyon. 457 Comment
  RSA6465  Salix exigua H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 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-BC108118  Salix gooddingii I. M. Johnston 1918-5-30 2018 Riverside Lee Lake, Temescal Canyon [Canon] 335 Comment
  POM184883  Salix gooddingii Carl. W. Sharsmith 1932-3-20 14 Riverside Foot of east slope of Santa Rosa Mts., in Diablo Canyon, 3 m. above its mouth, near Clary's Coral Reef Ranch, Colorado Desert. Comment
  RSA381082  Salix laevigata Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61179 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon.Santa Rosa Island. W side of Tecolote Canyon, just S of Smith Highway. 535 Comment
  POM2044  Salix lasiolepis W. L. Jepson, H. M. Hall 1901-5-17 1307 Riverside Strawberry Valley. 1616 Comment
  RSA171357  Salix lasiolepis J. D. Olmsted 1962-5-3 3531 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  RSA495789  Salix lasiolepis Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-11 2896 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  SD229280  Salix lasiolepis Dick Schwenkmeyer 2012-6-27 741 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  UCR239857  Salix lasiolepis O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  RSA629019  Salix lucida subsp. lasiandra Scott D. White 1998-6-28 6796 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  UC1178571  Salix lutea Peter Kamb 1949-5-8 1406 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  SBBG71162  Salvia apiana V. Duran 1933-7-1 3491 Riverside near Santa Rosa 1828 Comment
  UC1537562  Salvia apiana Gordon H. True Jr. 1935-3-18 123 Riverside e of Citrus Experimental Station 396 Comment
  UCR117096  Salvia apiana A. C. Sanders, T. B. Salvato 2001-5-16 24289 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UCR178541  Salvia apiana var. compacta R. G. Swinney 1967-5-26 147 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  RSA4136  Salvia carduacea M. Alice King 1893-1 s.n. Riverside Menifee. Comment
  SD138854  Salvia clevelandii Craig Reiser 1993-5-17 Riverside Agua Tibia Wilderness Area, south of Woodchuck Campground and Highway 79 (mak 8/06) Comment
  CSUSB1061  Salvia columbariae J. R. Sweeten 1965-4-21 Riverside About 1 mile southwest of Lake Matthews Dam; near roadside on steep slope; Riverside. Comment
  RSA401489B  Salvia columbariae N. C. Cooper 1947-4-5 2118 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  SDSU7472  Salvia columbariae Stan Matler 1938-5-13 Riverside Lake Elsinore. Comment
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Jul 8 2009
  UCR172764  Salvia columbariae Abby Sirulnik, Ian G. Gillespie 2000-5-14 41 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
  UCR30092  Salvia columbariae George K. Helmkamp 1983-4-5 483- 27 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  UCR142874  Salvia eremostachya A. Lee Haines, L. C. Erickson 1937-4-10 s.n. Riverside Santa Rosa/San Jacinto Mtns., Palms-to-Pines Highway near road to Shumway Ranch 1098 Comment
  RSA0024814  Salvia greatae Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-23 4462 Riverside Orocopia Mountains; south end of range, on the north side of Salt Creek to the north of Clemens Well. 302 Comment
  RSA446316  Salvia greatae Robert Gustafson 1981-4-7 2147 Riverside West end of Salt Creek Wash, above Dos Palmas Spring, southern flank of the Orocopia Mts. El. ca. 150'. 46 Comment
  UCR140694  Salvia mellifera A. C. Sanders 2004-5-11 27846 Riverside Elsinore Basin Region, Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  SD95195  Salvia vaseyi Anne Harrison 1962-4-17 30 Riverside Highway 74, Santa Rosa Mountains, overlooking Deep Canyon and Palm Desert, rocky ledge on east side of road 914 Comment
  SFV3229  Salvia vaseyi P. G. Kilburn 1958-5-16 802 Riverside San Jacinto Mountains 5 miles south of Palm Desert on Palms-Pines Highway (Highway 74). 915 Comment
  UC511829  Salvia vaseyi Frank W. Peirson 1933-4-13 10635 Riverside road from Deep Canyon to Idyllwild 487 Comment
  CSUSB692  Sambucus mexicana Becky Alejandre 1970-5-7 8 Riverside Santa Ana River bottom in [city of] Riverside. Approximately 400 feet from Fairmount Park to the west. 408 Comment
  RSA477583  Sambucus mexicana George R. Johnston 1934-3-27 s.n. Riverside Near Wildomar. Comment
  UCR268291  Sambucus nigra subsp. caerulea Jim Andre 2012-6-15 30530 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  UCR37479  Sanicula arguta Steve Boyd 1981-3-16 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mtn. Comment
  UCR92657  Sanicula arguta Scott D. White 1996-3-31 3867 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  UC1537168  Sanicula bipinnatifida Gordon H. True Jr. 1935-3-14 110 Riverside e of Gavilan Peak (Gavilan Hills); Gavilan Hills 609 Comment
  RSA543951  Sanicula crassicaulis Steve Boyd, Orlando Mistretta 1991-5-9 6183 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  UCR936  Saxifraga californica J. E. Dimitman 1957-5-18 s.n. Riverside San Jacinto Mtns., Field above Hemet Lake Comment
  JOTR29086  Schismus barbatus La Doux, Tasha 2005-3-30 1203 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  JOTR34316  Schismus barbatus Andre, Jim 2012-4-11 20814 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  RSA726531  Schismus barbatus Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Lelenad Lubinsky 2005-2-10 1442 Riverside Along Palen Road near Hwy 177. 170 Comment
  SD137942  Schismus barbatus Darin L. Banks 1995-5-9 368 Riverside NW Palomar Mtns., N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of the Woodchuck Campground 792 Comment
  UCR102747  Schismus barbatus B. G. Pitzer 1998-2-1 3447 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  POM1394  Schoenoplectus americanus I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 274 Comment
  SD187304  Schoenoplectus americanus Scott D. White, Angelia Carey 2004-5-7 10352 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  POM1405  Schoenoplectus maritimus Phillip A. Munz 1918-4-27 2129 Riverside Between Murrieta and Temecula. Comment
  SDSU13642  Scrophularia californica W. Miller, C. Mosse 1972-7-13 Riverside West of M.W.D. station. Comment
  RSA507950  Scrophularia californica subsp. floribunda Steve D. Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2267 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA445340  Scutellaria siphocampyloides Albert J. Perkins 1916-9-4 s.n. Riverside Idyllwild. Comment
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Mar 21 2011
  RSA748358  Scutellaria siphocampyloides Sarah J. De Groot, Naomi S. Fraga 2004-7-8 4388 Riverside San Jacinto Mountains: East of Idyllwild, vicinity of FS road 5S13, between Chimney Flats Road 5S06 and 5S24. 1463 Comment
  RSA85934  Selaginella bigelovii Frank W. Peirson 1920-2-15 1530 Riverside Murray Canyon near Palm Springs Comment
  CAS-BOT-BC323996  Senecio flaccidus var. douglasii Edmund C. Jaeger 1921-7-15 s.n. Riverside Massacre Canon near San Jacinto. Comment
  UCR103167  Senecio flaccidus var. douglasii Scott D. White, J. Greene, S. Douthit 1996-10-13 4625 Riverside San Jacinto Valley, Eastern foothills of valley (= 'Santa Rosa Hills'), south of Hemet 610 Comment
  UCR98682  Senecio flaccidus var. douglasii S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  UC1552024  Senecio mohavensis David Charlton 1988-2-19 1174 Riverside mudstone wash n Mecca Hills (Box Canyon on road between Cottonwood Wash and Mecca, near Mecca, Colorado Desert Wash Community); Orocopia Mtns., Box Canyon 457 Comment
  UC219243  Senecio mohavensis Edmund C. Jaeger 1922-3-4 1106 Riverside Painted Canyon near Mecca; Painted Canyon 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
  POM187382  Senna armata E. Crow 1930-5-17 s.n. Riverside Shavers Well Comment
  JEPS64755  Senna covesii Marjorie D. Clary 1932-3-24 812 Riverside Santa Rosa Mountains Comment
  UCR213854  Sequoia sempervirens Scott D. White, Justin M. Wood 2009-5-22 12922 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  SEINET269472 Image available Sesuvium verrucosum Scott D. White, Steve Ogg 1994-1 2467 Riverside Murrieta Creek 1000 ft south of Winchester rosd bridge (Banana Avenue on USGS Murrieta Quad) 310 Comment
  UC465735  Sesuvium verrucosum J. E. Roadhouse Aug. 1905 505 Riverside California Ave. Riverside Comment
  UCR182434  Sesuvium verrucosum Mitch Provance 2005-5-17 6585 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR17432  Setaria pumila Edward G. Wegenek 1970-8-24 LASCA- 952 Riverside Sonoran (Colorado) Desert, Blythe area, SE part of county 79 Comment
  UCR120  Setaria viridis Frank C. Vasek 1959-8-6 590806- 03 Riverside Riverside, O.F. Clarke residence at 1012 Spruce St. 305 Comment
  HSC86949  Sidalcea malviflora B. Pitzer, E. Misquez 1988-2-28 630 Riverside SW of Murrieta, Walker Basin, Avenida del Oro, 2 mi. S of Rancho California Rd. 427 Comment
  UCR135832  Sidalcea malviflora A. C. Sanders 2004-4-20 27557 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR171724  Sidalcea malviflora John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  RSA95373  Sidalcea malviflora subsp. sparsifolia F. W. Peirson 1922-5-20 4309 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  CAS-BOT-BC109422  Sidotheca emarginata E. A. McGregor 1941-6-12 32 Riverside Santa Rosa Mountain. Comment
  CAS-BOT-BC434386  Sidotheca trilobata S. G. Stokes 1933-7-1 312 Riverside Road to Idyllwild 1066 Comment
  CAS-BOT-BC434387  Sidotheca trilobata Philip A. Munz 1937-5-31 15117 Riverside Below Anza Tablet [Table = Anza Bench], at head of Coyote Canyon, S.W. Riverside Co. 1005 Comment
  UCR113045  Silene gallica Mitch Provance 1998-3-5 137 Riverside City of Riverside, Between the Harvest Church parking lot and Riverside Airport, c. 500 yards north of the corner of Adams St. and Arlington Ave. 241 Comment
  RSA525318  Silene multinervia Steve Boyd, David E. Bramlet 1990-4-29 4472 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  RSA571315  Silene multinervia Steve Boyd, D. L. Banks 1994-4-5 8264 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
  UC8484  Silene parishii H. M. Hall 1897-8-11 791 Riverside San Jacinto Mountains 3293 Comment
  RSA784535  Silene verecunda subsp. platyota J. D. Olmsted 1959-8-18 749 Riverside Tahquitz Creek drainage area: Along trail from saddle to Willow Creek near Skunk Cabbage Meadow, 5 mi east of Idyllwild. 2439 Comment
  UC1178605  Silene verecunda subsp. platyota Peter Kamb 1948-7-3 1150 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  UC8489  Silene verecunda subsp. platyota H. M. Hall August 1901 2590 Riverside along creeks of Tamarack Valley San Jacinto Mountains, Tamarack Valley 2743 Comment
  CAS-BOT-BC202942  Simmondsia chinensis Roxana S. Ferris 1928-4-20 7170 Riverside Between Chocolate and Chuckwalla Ranges on road from Glamis to Midway Wells Comment
  CAS-BOT-BC202950  Simmondsia chinensis James R. Shevock 1978-4-8 5776 Riverside Along California highway 195 just off Interstate 10 near Chiriaco Summit. Base of Orocopia Mountains, Colorado Desert 396 Comment
  RSA597462  Simmondsia chinensis Louis C. Wheeler 1959-12-27 7651 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  RSA721891  Simmondsia chinensis J. Mark Porter, Orlando Mistretta 2003-6-5 13612 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  RSA777173  Simmondsia chinensis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 815 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  SBBG25812  Simmondsia chinensis M. Van Rensselaer 1937-6-23 Riverside Palms to Pines Hwy Comment
  CAS-BOT-BC74898  Sinapis alba Ynez Whilton Winblad 1937-3-16 s.n. Riverside Box Canyon. Comment
  CAS-BOT-BC126712  Sisymbrium altissimum A. C. Sanders; Matthew Malle 2010-4-23 38007 Riverside Peninsular Range: Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  SEINET4557894  Sisymbrium altissimum Naomi Fraga, David Fraker, Tommy Stoughton 2012-1 3954 Riverside Mojave Desert; Southcentral Mojave Desert region: Off of Box Canyon Rd. S. of Shaver Well in wash 229 Comment
  UCR261488  Sisymbrium altissimum A. C. Sanders, Katie Young, John Hale 2015-4-22 41583 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 1.6 km south of I-10, 1.2 km NW (319 deg. ) of One Horse Spring 458 Comment
  HSC84209  Sisymbrium erysimoides A. C. Sanders 1987-4-7 7045 Riverside Riverside, N side of Spruce St., between Rustin and Canyon Crest Streets, previously an orange orchard with house 305 Comment
  SD125931  Sisymbrium erysimoides A. C. Sanders 1988-1-18 7589 Riverside West end of the Box Springs Mountains on south-facing slopes of Sugarloaf Peak. 580 Comment
  CAS-BOT-BC126758  Sisymbrium irio A. C. Sanders; Mark Bibbo; Erin Bergman; Lance Woolley 2010-3-16 37459 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  UCR120190  Sisymbrium irio Mitch Provance 1998-3-7 154 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
  UCR16153  Sisymbrium irio K. S. Gill 1965-3-14 s.n. Riverside 1 mi north of corner of Wood and Roberts roads in Woodcrest 549 Comment
  UCR265569  Sisymbrium irio Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 10 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  UC1929307  Sisymbrium officinale Scott D. White 2008-4-28 11912 Riverside San Gorgonio Pass; Banning, S of I-10 freeway and just N of San Jacinto Mountains toeslope. E of Sunset Ave near powerline crossing @ Montgomery Creek Comment
  CAS-BOT-BC135369  Sisyrinchium L. R. Abrams 1926-3-27 11136 Riverside Between Redlands and Banning at junction of Wildwood Canyon Road Comment
  RSA0020265  Solanum americanum Louis C. Wheeler 1933-7-27 2041 Riverside Santa Ana River at Chino Creek. 152 Comment
  RSA0124288  Solanum douglasii Duncan S. Bell 2016-4-16 9328 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  UCR8745  Solanum lanceolatum O. F. Clarke 1968-12-16 s.n. Riverside Riverside, residential garden of Edmund C. Jaeger, 4475 6th Street 256 Comment
  RSA710931  Solanum mauritianum A. C. Sanders 1993-1-30 s.n. Riverside Riverside: Rustin Ave. ca. 1 block N of Spruce St. 290 Comment
  UCR182162  Solanum nigrum S. Gomez Martinez, Joseph Gomez 1998-8-9 s.n. Riverside San Bernardino Valley, Riverside, field on north side of Magnolia Ave. near intersection with Wayne Ct., across the street from California Baptist University 241 Comment
  UCR99562  Solanum rostratum B. G. Pitzer 1996-11-15 2934 Riverside Upper Santa Ana River/San Bernardino Valley Region, City of Riverside, bike path behind University Townhomes apartments west of Canyon Crest Dr., between Blaine Street & Elgin Drive. 335 Comment