Search Results — 2000 specimen records retrieved (1894 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET9056158 Image available Abies concolor T. Reeves 1978-7-24 6991 Riverside San Jacinto Mts. Black Canyon (North Fork San Jacinto River) at crossing with Cal Hwy 243 and ca. 1 mi upstream. 1676 Comment
  CAS-BOT-BC229331  Abronia villosa L. R. Abrams 1913-7-16 s.n. Riverside Between Elsinore and Corona Comment
  RSA160409  Abronia villosa John Olmsted 1958-6-15 185 Riverside N shore of Hemet Lake, 10 miles S of Mtn Center, San Jacinto Mtns, S Fork San Jacinto road. 1311 Comment
  UC1392988  Abronia villosa R. F. Hoover 1969-4-14 11232 Riverside Just s of s city limit; Palm Springs Comment
  POM12868  Abronia villosa var. aurita P. A. Munz, I. M. Johnston 1922-5-20 5525 Riverside Hemet Valley, San Jacinto Mountains; sandy washes on Garner Ranch. 1402 Comment
  POM745  Abronia villosa var. aurita Marjorie Shaw 1916-03 s.n. Riverside Palm Springs. Comment
Read comments
Aug 27 2011
  RSA652386  Abronia villosa var. aurita Eleanor McClung 1937-3-23 29 Riverside Palm Springs. Comment
  RSA747727  Abronia villosa var. aurita Justin M. Wood 2009-3-26 395 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  SD51954  Abronia villosa var. aurita Reid Moran 1962-7-8 9873 Riverside Roadside, north side of Hemet Valley, San Jacinto Mountains. Comment
Read comments
Feb 23 2013
  UCD98004  Abronia villosa var. aurita A. C. Sanders; Mitch Provance 1999-9-26 23086 Riverside San Jacinto Mountains: Lake Hemet, north shore at FS day use area. 1323 Comment
  RSA779201  Abronia villosa var. villosa Jim Andre 2011-2-9 15938 Riverside Coachella Valley; along Varner Road between Desert Hot Springs and Palm Desert, 2 miles N of I-10 189 Comment
  RSA796478  Acacia greggii Duncan S. Bell 2009-4-18 227 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
  UCR196369  Acacia greggii Naomi Fraga, Lisa Rojas 2005-2-10 1381 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 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
  RSA696452  Acer macrophyllum Keith E. Hoffmaster 1934-4-8 138 Riverside Santa Ana Mts. Comment
  UC489089  Achillea millefolium C. V. Meyer 1928-7-30 572 Riverside Saunder's Meadow; San Jacinto Mts. 1676 Comment
  RSA296159  Achnatherum hymenoides B. A. Prigge 1980-8-5 3826 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  POM1073  Achnatherum speciosum H. M. Hall 1905-5-10 6004 Riverside Cottomwood Pass. 610 Comment
  POM13031  Achyronychia cooperi P. A. Munz 1922-4-14 4966 Riverside Indian Wells 91 Comment
  SEINET3156335  Achyronychia cooperi Unknown 1906-5-1 11 -6707 Riverside collected on Colorado desert at Palm Springs Comment
  SJSU10123  Achyronychia cooperi T. N. Seeno 1963-4-12 276 Riverside Sky Valley 10-12 mi NNW of Palm Springs 426 Comment
  SD133089  Acmispon glaber Scott White 1991-3-22 Riverside Los Alamos Road, ca. 2 mi. W of I-215 exit, by road; just E of the city of Murrieta, between Murrieta & I-215. 366 Comment
  UCSB26908  Acmispon grandiflorus Wilken, Dieter 1969-6-30 Riverside Dark Canyon along County Road R1, 7.0 miles north of Idyllwild, San Jacinto Mtns. Comment
  JOTR35433  Acmispon heermannii var. heermannii Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows, J. Hoines 2013-4-24 39 Riverside Joshua Tree National Park. Little San Bernardino Mtns; foothillls SW of Quail Mtn and W of Juniper Flats. (stop1) 1499 Comment
  SD136846  Acmispon micranthus Steve Boyd, Orlando Mistretta 1992-4-22 7015 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon & Nickel Canyon, on burn (1989 fire) 609 Comment
  SDSU4355  Acmispon strigosus D. F. Howe 1952-4-6 2178 Riverside 12 miles east of Box Canyon. Comment
  UCSB3228  Acmispon strigosus Krogen, Roger 1957-1 Riverside Whitewater Canyon, 2 mi. N of Hwy. 60-70 at Whitewater Comment
  UCR234760  Acourtia microcephala A. C. Sanders, John F. Green 2012-6-25 40311 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near Hostettler Rd. south of I-15, narrow canyon draining from vicinity of Palomino Creek Dr. at end of Calendula St. 387 Comment
  UCR93832  Acourtia microcephala G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  RSA0097954  Adenostoma fasciculatum Duncan S. Bell 2014-11-14 7719 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  CLARK-A1528-4007  Adenostoma sparsifolium John C. Roos 1937-8-17 2405 Riverside San Jacinto Mountains 1066 Comment
  RSA453180  Adenostoma sparsifolium E. C. Jaeger 1923-6-6 s.n. Riverside East-slope San Jacinto Mountains 1585 Comment
  RSA716087  Adenostoma sparsifolium Fred M. Roberts, Robert Allen 2006-8-5 6398 Riverside Santa Ana Mtns region: just east of Bear Creek, 0.5km SE Upper San Juan Campground. 668 Comment
  UCSB41534  Adenostoma sparsifolium Roos, John 1965-8-18 Riverside Thomas Valley, summit Palms to Pines Hwy., San Jacinto Mtns. Comment
  RSA559431  Agoseris grandiflora Bob Boyd 1992-5-5 7223 Riverside San Mateo Canyon wilderness Area. Oaks Flats area east of Verdugo Potrero. 732 Comment
  UC63088  Agoseris grandiflora var. grandiflora H. M. Hall 1901-6-24 Riverside w side Squirrel Creek; San Jacinto Mountains 1676 Comment
  POM13110  Agoseris heterophylla var. heterophylla P. A. Munz, I. M. Johnston 1922-5-20 5479 Riverside Kenworthy, San Jacinto Mts 1418 Comment
  SDSU719  Agrostis exarata H. Wedberg 1962-5-23 944 Riverside 4.8 miles from Hwy. 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
Read comments
Oct 18 2011
  UC1922837  Agrostis idahoensis Naomi Fraga, et al. 2006-7-11 1714 Riverside Peninsular Ranges; San Jacinto Mountains region: Mount San Jacinto State Park, Hidden Lake. Comment
  POM263046  Agrostis scabra J. C. Roos 1937-8-18 494 Riverside Hidden Lake, San Jacinto Mountains. Comment
  UCR24966  Agrostis scabra A. C. Sanders 1980-8-21 1780 Riverside San Jacinto Mountains, Mt. San Jacinto Wilderness Area. east of Saddle Junction at the head of Tahquitz Creek, c. 2 mi NE of Idyllwild 2409 Comment
  POM98787  Aliciella latifolia P. A. Munz 1926-1-31 9967 Riverside Dos Palmas Spring Comment
  SBBG104701  Allionia incarnata T. Glenn 1991-5-1 91 -53 Riverside McCoy Mtns NW of Blythe Comment
  SEINET3108301  Allionia incarnata Sears 1977-10-12 554 Riverside Corn Springs Rd., 0.5 miles from exit. 219 Comment
  UCR239205  Allium campanulatum Steven R. Hill 2001-4-29 33524 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  RSA763408  Allium cratericola Justin M. Wood 2009-5-11 694 Riverside Garner Valley, Quinn Flat area. 1372 Comment
  RSA70224  Allium haematochiton F. W. Peirson 1919-4-14 1652 Riverside Murray Canyon, Palm Springs Region. 457 Comment
  JEPS34548  Allium lacunosum W. L. Jepson May 17 1901-Jun 1 1901 1392 Riverside Palm Canyon to Van de Venter's 1280 Comment
  OBI43236  Allium munzii S. J. Bouscaren 1986-1 Riverside Comment
  RSA770514  Allium munzii S. Mashayekhi, D. McLain 2010-4-21 SM 046 Riverside Alberhill, 0.3 miles north of Nicol St. Private land of Riverside Wildlife Conservation area. Comment
  SBBG92808  Allium munzii S. Boyd 1986-4-22 1778 Riverside E edge of plateau remnant of ridge, E of Estelle Mtn, Gavilan Hills, S of Dawson Cyn; T4S R5W E1/2 SW 1/4 S33 670 Comment
  POM230632  Allium peninsulare var. peninsulare I. W. Clokey, E. G. Anderson 1935-4-16 6550 Riverside East of Hemet. 640 Comment
  POM178119  Allium praecox Marcus E. Jones 1929-4-6 26594 Riverside Norco Comment
Read comments
Mar 6 2011
  RSA674662  Allophyllum divaricatum Scott D. White 2000-8-5 8113 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  RSA653545  Allophyllum glutinosum Scott D. White 1999-5-24 7378 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  RSA783224  Allophyllum glutinosum J. D. Olmsted 1959-4-30 501 Riverside Foot of Spring Trail at Beacon Pines Ranch SW of Corona; 20 yards east of spring, Santa Ana River drainage 716 Comment
  UC908792  Allophyllum glutinosum Herbert L. Mason 1926-4-30 3131 Riverside 2 mi. s. Temecula Comment
  CLARK-A1528-2277  Alnus rhombifolia John C. Roos 1951-9-25 5298 Riverside Riverside 259 Comment
  UCSB46786  Alstroemeria O. F. Clarke 1969-6-25 Riverside collected at 1012 Spruce Street Spruce Street Comment
  CAS-BOT-BC516262  Alternanthera caracasana Mitch Provance 2013-6-18 613 -30 Riverside Santa Ana River Valley: Riverside, Arlanza area, Terrace Middle School on Rutland Ave. 227 Comment
  UCR263410  Alternanthera caracasana Oscar Avila 2015-8-6 s.n. Riverside Riverside: Ryan Bonaminio Park, Tequesquite Arroyo below old Chinatown and just above confluence with Santa Ana River, along Tequesquite Avenue, south of Mt. Rubidoux 228 Comment
  UC64578  Amaranthus albus H. M. Hall 1901-8-6 2650 Riverside Moreno Comment
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Mar 20 2011
  RSA512128  Amaranthus blitoides Ed LaRue 1989-4-21 s.n. Riverside Moreno valley, University of California agricultural experimental farms, ca. 1/2 mi. S of Alessandro Blvd. at NE corner of Catus Ave. & Nason Street. Comment
  RSA0078231  Amaranthus fimbriatus Sarah J. De Groot, Duncan S. Bell 2015-9-21 7584 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Carrizo Road just north of Highway 74. 1053 Comment
  UCR111752  Amaranthus palmeri R. Kirkland 1974-7-17 s.n. Riverside Off Hwy 60, toward Ontario Comment
  CDA9953  Ambrosia acanthicarpa R. D. Goeden, D. W. Ricker 1969-7-31 s.n. Riverside Peninsular Range; San Jacinto Mountains; Lake Hemet, along Highway 74 south of inlet. Comment
  JOTR35518  Ambrosia acanthicarpa La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, B. Truesdell, M. Wheeler 2012-10-2 3338 Riverside Joshua Tree National Park. Queen Valley along Park Blvd, approx 400 m W of GeoTour Rd 1341 Comment
  UCR176699  Ambrosia acanthicarpa R. D. Goeden 1966-10-27 s.n. Riverside Riverside, UCR Campus 366 Comment
  CAS-BOT-BC22599  Ambrosia dumosa C. L. Hitchcock 1940-3-29 5860 Riverside Cottonwood Canyon, ca. 100 yards E of spring Comment
  POM38893  Ambrosia dumosa Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  RSA774505  Ambrosia dumosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4428 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
Read comments
May 26 2013
  SBBG81836  Ambrosia dumosa J. Hogan 1975-5-29 83 Riverside ca. 2.5 mi N of Berdoo and Rockhouse Cyn jct, Joshua Tree Nat Monument 1072 Comment
  SD218270  Ambrosia dumosa Carol R. Annable 1995-3-10 2261 Riverside 1.6 km south of Lake Cahuilla County Park. Comment
  UCR227449  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-27 175 Riverside Mojave Desert, Orocopia Mountains Wilderness, SR 2013/Red Canyon Road at wilderness boundary sign 689 Comment
  POM41983  Ambrosia ilicifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA777764  Ambrosia ilicifolia Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-27 1085 Riverside Chuckwalla Mountains, Corn Springs Road, Crossing of main wash which drains Chuckwallas on east side toward Chuckwalla Bench 427 Comment
  POM319666  Ambrosia psilostachya Patricia Wilder 1970-10-15 4769 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  CAS-BOT-BC273005  Ambrosia salsola J. M. No date on label 0018 Riverside HTGR Site, Vidal Junction Comment
  CAS-BOT-BC273028  Ambrosia salsola Munz; Street; Williams 1919-3-25 2321 Riverside Palm Canyon Comment
  POM49026  Amorpha californica Charlotte M. Wilder 1905-4-14 s.n Riverside North slope of Jurupa Hills. Comment
  UCR102898  Amorpha fruticosa Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1341 Comment
  UCR156287  Amorpha fruticosa T. B. Salvato, Kent Beaman 2005-5-16 839 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
  RSA0089626  Amsinckia intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3881 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UC174983  Amsinckia intermedia C. F. Baker 1903-4-4 4094 Riverside Elsinore; Pacific Coast Comment
  UCR213300  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37705 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  UCR93052  Amsinckia intermedia Steve Boyd 1986-4-2 1618 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR168547  Amsinckia intermedia var. eastwoodiae P. A. Munz, R. D. Harwood 1920-2-28 3239 Riverside Peninsular Ranges; Santa Ana Mountains region, 3 miles southwest of Corona 305 Comment
  RSA0089935  Amsinckia menziesii A. C. Sanders 2004-5-12 27859 Riverside Elsinore Basin Region: Alberhill Mountain, northwest foot near Lake St. at Alberhill. 378 Comment
  SEINET3083516 Image available Amsinckia menziesii J. Hirshberg 1989-5-20 Riverside Santa Rosa Plateau, S of town of Murrieta; SW of Mesa de Burro. Comment
  UCR103725  Amsinckia menziesii A. C. Sanders, G. Helmkamp 1997-3-15 19982 Riverside Lake Skinner area, NE shore of Skinner Lake, SE foot of Bachelor Mtn., NE slopes of a small hill 473 Comment
  SDSU18984  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-5 495 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  POM368401  Amsinckia tessellata P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs. Comment
  RSA0091463  Amsinckia tessellata A. C. Sanders 2005-4-22 29595 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UC1595560  Ancistrocarphus filagineus Steve Boyd and Orlando Mistretta 1991-5-22 6312 Riverside e of Dorland Mtn. (w of Kolb Crk., base of Agua Tibia Mtn., Vail Lake area); Vail Lake, Agua Tibia Mtn. 548 Comment
  LA206321  Andropogon glomeratus F. M. Reed; 1909-9-22 2901 Riverside Arrowhead Hot-Springs, Vicinity 1097 Comment
Read comments
Jan 18 2014
  RSA385148  Andropogon glomeratus Anstruther Davidson 1898-1 s.n. Riverside Palm Springs. Comment
  RSA0016114  Androstephium breviflorum Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24397 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  CAS-BOT-BC79935  Antennaria microphylla Mary F. Spencer 1919-6-25 1219 Riverside [Lacquitz] Tahquitz meadow. San Jacinto Mt. 2377 Comment
  JEPS83426  Antirrhinum coulterianum David M. Thompson 1983-5-10 300 B Riverside Lake Elsinore Elsinore Quad. (7.5', 1953) (Railroad Canyon road) 548 Comment
  RSA192075  Antirrhinum coulterianum E. W. Lathrop 1966-5-25 6340 Riverside 9 miles NW of Murrieta, Los Alamos Ranch Comment
  SD143717  Antirrhinum coulterianum Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20681 Riverside San Jacinto Mountains: N side of the range, Twin Pines Creek drainage, dry slopes above Brown Crk. 915 Comment
  UC672557  Antirrhinum coulterianum Herbert L. Mason 1926-5-2 3194 Riverside Aguanga Valley Comment
  UCR87622  Antirrhinum coulterianum A. C. Sanders 1994-5-30 14615 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UC2015551  Antirrhinum filipes A. C. Sanders with P. MacKay, M. Jacobsmyer, C. Sanders, et al. 1995-3-5 15993 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
  UC1929471  Antirrhinum nuttallianum Scott D. White, Michael Honer 2003-6-3 9462 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Temecula 7.5 Quad. Comment
  JEPS83386  Antirrhinum nuttallianum subsp. nuttallianum David M. Thompson 1983-5-8 297 Riverside sw end Bernasconi Hills (Lake Perris Recreational Area, se entrance, end of road to left, on horse trail (marked as such) start at picnic area, next to path not far above dam); Lake Perris Recreational Area 487 Comment
  SD137620  Antirrhinum nuttallianum subsp. nuttallianum Darin L. Banks 1995-5-4 304 Riverside Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, N of the Wildhorse Trail, hills N of Wildhorse Peak 622 Comment
  SEINET8665940 Image available Apiastrum angustifolium Scott D. White 2006-4-28 11317 Riverside Elsinore Basin; Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 427 Comment
  UC20820  Apiastrum angustifolium A. J. McClatchie Apr. 1892 8 Riverside near Elsinore Comment
  POM9018  Apiastrum angustifolium P. A. Munz 1920-3-20 3388 Riverside Temescal Canyon 366 Comment
  UCR133682  Apocynum cannabinum John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  CLARK-A1045-133  Arabis perennans George K. Helmkamp 1977-5-20 Riverside Deep Canyon mouth of Deep Canyon; Palm Desert 15'Q Comment
  SEINET6630818  Arceuthobium campylopodum I. W. Clokey, E. G. Anderson 1935-8-21 6574 Riverside Idlewilde- Banning 1650 Comment
  RSA629146  Arctostaphylos Jon E. Keeley 1992-7-17 16779 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  RSA629162  Arctostaphylos Jon E. Keeley 1992-7-17 16799 Riverside Road to Thomas Mountain (5S15), 6.0 km north of Toolbox Spring. 1790 Comment
  UCR169507  Arctostaphylos Scott D. White 1996-8-16 4482 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, SW of Pine Cove & west of Bear Trap Canyon, in watershed above Alvin Meadows, tributary to Toll Road Canyon 1860 Comment
  JEPS42546  Arctostaphylos glandulosa subsp. glandulosa A. E. Wieslander 1929-4-1 Riverside e side of river North Fork San Jacinto 1219 Comment
  UC1073275  Arctostaphylos glandulosa subsp. zacaensis George B. Rossbach 1955-4-28 390 Riverside se Banning (Route 78, just s of n boundary of National Forest); San Bernardino National Forest, San Jacinto Mountains Comment
  UC922081  Arctostaphylos glandulosa subsp. zacaensis Frank W. Gould 1943-4-18 2134 Riverside mt. slopes 8 mi e Idlewild Comment
Read comments
Sep 29 2011
  CAS-BOT-BC24668  Arctostaphylos glauca Ralph Hoffmann 1929-9-11 s.n. Riverside Hamilton Grade. Comment
  RSA592674  Arctostaphylos glauca Scott D. White, D. Haselfeld 1996-7-2 4251 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  UCR178833  Arctostaphylos glauca Jeffrey Ross 1998-3-17 MOR- 1024 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near dirt road at outlet to sag pond at Burro Flats, Tree Stand P-04 1098 Comment
  RSA633648  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20124 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633661  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16668 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633698  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16667 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633733  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21751 Riverside Dirt road to Santa Rosa Mountain, 1.8 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1605 Comment
  RSA633753  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16635 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA720445  Arctostaphylos patula Naomi Fraga, Valentine Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1696 Riverside East of Fobes Ranch Road, about 1/2 mile south of Fobes Ranch. 1616 Comment
  RSA297169  Arctostaphylos pringlei subsp. drupacea Carl V. Meyer 1927-06 207 Riverside Saunder's Meadow, San Jacinto Mts. 1676 Comment
  UC1861761  Arctostaphylos pringlei subsp. drupacea Steve Boyd, Valerie Soza 2004-6-22 11552 Riverside Peninsular Ranges: San Jacinto Mountains region: Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  SEINET11977832  Arctostaphylos pringlei subsp. drupacea A. E. Wieslander 1938-1 821 Riverside Idyllwild, Strawberry Valley 168 Comment
  CSUSB1377  Arctostaphylos pringlei var. drupacea Conrad Bahre 1970-4-30 Riverside San Jacinto Mountains San Jacinto Mountains. Sec. 4, T4S, R1E. North fork of San Jacinto River 1523 Comment
  JEPS46254  Arctostaphylos pungens A. E. Wieslander 1929-2-1 Riverside near Prison Camp; San Jacinto Mts. Comment
  RSA635768  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16730 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA635784  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16527 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635791  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16592 Riverside Standley Rd., south of Red Mtn. Rd., 8.5 km east of R3. 900 Comment
  POM305341  Arctostaphylos rainbowensis Henry J. Ramsey, Henry J. Ramsey 1938-2-25 677 Riverside Temecula Comment
  SDSU17430  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 396 Riverside Santa Margarita Ecological Reserve, east of 'Highlands Trail' on mesa top near weather station. Among boulders, exposed, 0 slope. 639 Comment
  UCR84580  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) W into Tenaja Canyon at its confluence with San Mateo Canyon, Fisherman's Camp 341 Comment
  CAS-BOT-BC207118  Argythamnia lanceolata Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  UC1861748  Aristida G. D. Wallace 1982-5-15 2004 Riverside Palms to Pines Highway (74), San Bernardino National Forest, 1 mi E of Pinyon Pines Camp Comment
  CAS-BOT-BC500430  Aristida adscensionis A. C. Sanders; Jim Malusa 2015-9-10 41849 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 Mts Aerial Gunnery Range 480 Comment
  UCD56407  Aristida adscensionis D. Fenfrock 1951-5-10 s.n. Riverside Hwy. 60-70 at Black Rock, 10 miles west of Blythe. Comment
  JOTR00870  Aristida adscensionis Sipe, Frank 1958-3-10 277 Riverside Joshua Tree National Park. PINTO BASIN Comment
  UCR251723  Aristida californica Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 60 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  UCSB45567  Aristida purpurea Roos, John 1966-4-29 Riverside Rocky hills between March Air Force Base and Lakeview Comment
  SEINET10513068  Aristida purpurea Leila M. Shultz, John S. Shultz 1985-4-15 Shultz 8245 Riverside Chuckawalla Valley depression along Wiley's well road, Sec 4, T 8 S, R 20 E. Common in loose sand. 122 Comment
  RSA309652  Aristida purpurea var. parishii J. C. Roos 1966-4-29 s.n. Riverside Hills between March AFB and Lakeview. Comment
  UCD56517  Aristida purpurea var. parishii F. M. Reed 1927-3-19 5440 Riverside Riverside and vicinity upper fork of Salt Creek Wash. Comment
  HSC8967  Aristida ternipes var. hamulosa C. L. Hitchcock, C. V. Muhlick 1964-3-17 23113 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  HSC85327  Artemisia californica Steve Boyd 1985-12-24 1194 Riverside Gavilan Hills; Harford Springs County Park, south end of park Comment
  UCR103738  Artemisia californica A. C. Sanders, T. Tennant, A. Montalvo & B. Wagner 1997-11-20 21617 Riverside Lake Skinner Reserve area, Crown Valley, east of Rawson Road 671 Comment
  IRVC490  Artemisia douglasiana R. H. Whittaker, W. A. Niering 1963-6-6 SJ 223 Riverside 5509, Bee Canyon. San Jacinto Mountains 610 Comment
  POM230231  Artemisia douglasiana I. W. Clokey, E. G. Anderson 1933-8-21 6984 Riverside West of Keen Camp 1360 Comment
  CAS-BOT-BC90575  Artemisia dracunculus P. A. Munz 1941-10-1 17239 Riverside Pines to Pines Highway, north base of Santa Rosa Mts. Comment
  CAS-BOT-BC90605  Artemisia dracunculus W. R. O. 0003 Riverside Old Old Field, S.W. San Jacinto Valley near base of Mt. Rudolph Comment
  RSA761159  Artemisia dracunculus Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 690 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA774721  Artemisia ludoviciana subsp. albula Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4454 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SEINET10513656  Arundo donax David B. Dunn 1946-3-17 Dunn 2103 Riverside Collected at the lower end of the springs at pushawalla where the springs are Disappearing in the sand. Indio hills. Comment
  UCR91900  Asclepias californica A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18122 Riverside San Bernardino Mtns, Morongo Indian Reservation, vicinity of natural pond and bog at SE edge of Burro Flats 1100 Comment
  POM187202  Asclepias erosa Marcus E. Jones 1931-9-15 28744 Riverside Hayfields. No. Colorado Desert. Comment
  RSA779723  Asclepias subulata Duncan S. Bell 2009-3-8 91 Riverside Arica Mountains: west side of mountain range in main western drainage approximately 2.5 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 420 Comment
  RSA8423  Asclepias subulata Roxana S. Ferris, Rimo Bacigalupi 1932-4-30 8247 Riverside In canyon between Shaver s Well and Mecca. Comment
  CAS-BOT-BC65781  Aspidotis californica Munz; Harwood 1920-2-28 3236 Riverside 2 mi S.E. of Corona 274 Comment
  JOTR34269  Astragalus acutirostris La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3285 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
  UCR75057  Astragalus aridus A. C. Sanders, E. J. Lawlor 1992-4-3 12084 Riverside Sonoran (Colorado) Desert, 0.2 mi north of Hwy I-10 at the Wiley Well Rest Stop, c. 31 mi east of Desert Center. 122 Comment
  RSA0104416  Astragalus coccineus Duncan S. Bell 2015-2-6 7737 Riverside Santa Rosa Mountains; along Cactus Spring Trail, where the trail crosses Horsethief Creek. 1054 Comment
  CAS-BOT-BC177717  Astragalus crotalariae Peter H. Raven 1958-1-25 11484 Riverside Salton Sea State Park, 10.5 miles south of Mecca, on east side of Salton Sea Comment
  UC702806  Astragalus deanei Charles B. Fiker 1946-5-30 3492 Riverside on Highway 395 dip s Temecula River Bridge Comment
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Aug 12 2016
  UC50312  Astragalus didymocarpus H. M. Hall Apr. 1903 3846 Riverside Moreno Valley Comment
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Mar 20 2011
  CAS-BOT-BC178422  Astragalus douglasii var. parishii Geo. B. Grant 1902-8-1 4446 Riverside Strawberry Valley, S. Cal. Comment
  LA204956  Astragalus douglasii var. parishii Darlean Wagner; 1954-5-22 sn Riverside by glen on other side of Fullmer [Fulmor] Lake Comment
  RSA748521  Astragalus douglasii var. parishii Justin M. Wood, Brandy Wood 2009-6-13 888 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  SD111917  Astragalus douglasii var. parishii Barbara Ertter, Jeffrey Strachan 1980-5-21 3484 Riverside Santa Rosa Mountain road, ca. 2.0 miles south of Highway 74, rivulets on southeast slope. 1584 Comment
  RSA674713  Astragalus gambelianus Scott D. White 2000-5-1 7746 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UCR50989  Astragalus layneae B. G. Pitzer, S. J. Myers, J. Wilkinson 1988-2-21 0599 Riverside Sonoran (Colorado) Desert, S end of Coxcomb Mtns, 0.2 mi. north of Hwy 177 (Old Desert Center - Rice Road), at 10.6 mi. NE of Desert Center 229 Comment
  CAS-BOT-BC187106  Astragalus lentiginosus var. borreganus H. M. Hall 1905-4-1 5757 Riverside Whitewater, Colorado Desert Comment
  CAS-BOT-BC187113  Astragalus lentiginosus var. borreganus F. H. Billings 1926-2-28 2 Riverside Colorado Desert Comment
  RSA0021327  Astragalus lentiginosus var. coachellae Duncan S. Bell, Kim Clark, Keir Morse, Harry Spilman 2013-3-30 4653 Riverside Around the confluence of the San Gorgonio and Whitewater river drainages, just south of the historic Palm Springs Station, about 1.5 air miles northwest of Windy Point. 340 Comment
  GMDRC5491  Astragalus lentiginosus var. fremontii J. Andre 2012-4-16 20938 Riverside Little San Bernardino Mountains: along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of Natl Park Loop Rd (paved). 990 Comment
  SD134453  Astragalus pachypus var. jaegeri Craig Reiser 1990-7-1 Riverside Vail Lake, tip of peninsula jutting into lake from south Comment
  RSA606086  Astragalus palmeri R. S. Woglum 1941-5-14 3056 Riverside Peninsular Ranges / Sonoran Desert transition: Horse Canyon, off Coyote Canyon. Comment
  CAS-BOT-BC194126  Astragalus pomonensis Carl B. Wolf 1935-4-7 6298 Riverside Gavilan Hills Region, 1 mi. W of Val Verde 487 Comment
  CSUSB1296  Astragalus pomonensis Cassandra Peyton 1965-4-21 Riverside 1.5 miles west of La Sierra Ave. (Lake Matthews Dam) on Cajalco Road. 243 Comment
  POM305801  Astragalus pomonensis Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1058 Riverside Elsinore. Comment
  RSA559429  Astragalus pomonensis Steve Boyd 1992-4-15 6871 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  SD8526  Astragalus pomonensis Daniel Cleveland 1882-5-3 Riverside San Jacinto Plains (mak 8/07) Comment
  SEINET5540495  Astragalus pomonensis H. S. Gentry 1954-1 14253 Riverside Dripping Springs, along Route 79. Comment
  UC536841  Astragalus pomonensis M. E. Jones 1933-4-5 Riverside Hemet Comment
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Mar 24 2011
  RSA627502  Athyrium filix-femina Scott D. White 1998-7-31 6942 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  UC70077  Atrichoseris platyphylla E. E. Schellenger 1905-4-1 Riverside Santa Maria Mts Colorado Desert, Santa Maria Mts. Comment
  UCR148861  Atrichoseris platyphylla 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
  POM248395  Atriplex Philip Crow 1939-7-16 s.n. Riverside Blythe Comment
  UCR99569  Atriplex argentea Julie A. Greene, Steve Boyd, D. E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1429 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of Visitor center, by waterfowl kiosk, east of Davis Road. 433 Comment
  SEINET3930597  Atriplex canescens Grant D. Brown 1950-3-29 527 Riverside 10.5 miles NW of Gilman Hot Springs on highway #79.; 0 Comment
  RSA760983  Atriplex canescens subsp. canescens Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-4-20 145 Riverside Hwy 177. N of Desert Center and Desert Lily Sanctuary. E of Joshua Tree National Park border. 274 Comment
  RSA5453  Atriplex canescens var. linearis C. B. Wolf 1932-10-13 s.n. Riverside NE side of S.P.R.R. at Durmid on N.E. side of Salton Sea -61 Comment
  SJSU5681  Atriplex canescens var. linearis Lewis S. Rose 1966-12-11 66096 Riverside Palm Springs 152 Comment
  RSA532566  Atriplex coronata var. notatior D. E. Bramlet 1991-6-19 2195 Riverside The popualtion os approximatly 810m. west of the San Jacinto River. some 500m east of the intersection of Pozos Ave. anf the MWD Colorado aqueduct easement Road., The population is found some 4m north of the road. 473 Comment
  SD130238  Atriplex coronata var. notatior George Ruffner 1990-5-2 Riverside San Jacinto Wildlife Area, east of Davis Road, vicinity of duck ponds on west edge of playa of Lake San Jacinto. Comment
  UCR112391  Atriplex davidsonii A. C. Sanders, K. C. Rose 1998-5-21 21852 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  UCR172749  Atriplex davidsonii Robert Cox, Chris E. True 2005-6-1 s.n. Riverside Perris-Aguanga Basin, San Jacinto Valley; San Jacinto Wildlife Refuge, past headquarters on main road, San Jacinto River Channel, west of Duck Ponds 436 Comment
  UCR33641  Atriplex hymenelytra Faulkner 1978-3-21 335 Riverside Sonoran (Colorado) Desert, 9 mi. north of Blythe on Hwy 95 152 Comment
  UC66493  Atriplex lentiformis E. E. Schellenger 1904-10-16 54 Riverside between Coachella and Wolters [Walters = Mecca] Comment
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Jun 18 2011
  UC415724  Atriplex lindleyi unknown 1900-7-16 Riverside Temecula Comment
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Aug 8 2010
  CAS-BOT-BC176540  Atriplex polycarpa Lewis S. Rose 1961-11-24 61068 Riverside La Quinta 15 Comment
  UC72715  Atriplex semibaccata F. M. Reed 1903-8-15 374 Riverside near Rincon; near Rincon Comment
  RSA653502  Atriplex serenana A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23681 Riverside Santa Ana River Valley: SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river., 33 deg 58'30''N, 117 deg 24'10''W 232 Comment
  SD146325  Atriplex serenana A. C. Sanders, Mitch Provance, and B. Pitzer 2000-9-27 23681 Riverside Santa Ana River Valley: Southwest side of Mt. Rubidoux, northwest of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arrq 231 Comment
  SEINET4136167  Atriplex serenana D. Bramlet 1991-6-1 2179 Riverside 3 km west of Nuevo and some 20 m. east of the San Jacinto River. The population is some 300 m. south of the end of 11th Street, just east of an existing dirt road.; 0 Comment
  UCR129806  Atriplex suberecta Scott D. White 2001-6-19 8593 Riverside Near Sun City, Quail Valley; east of Canyon Lake and west of Goetz Road 518 Comment
  UCR207304  Atriplex suberecta John F. Green 2009-7-13 s.n. Riverside Peninsular Range, Elsinore Trough, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  UCR111062  Atriplex triangularis D. E. Bramlet 1996-5-4 2464 Riverside San Jacinto Valley, San Jacinto Wildlife Area, along the road to Marsh A (western levee of pond 1), adjacent to the southern levee of Pond No. 1, approximately 1.5 km NE of the reserve entrance at Davis Road 433 Comment
  UCR174340  Avena barbata A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32501 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
  UCR2185  Avena barbata F. M. Reed 1903-12-10 418 Riverside Riverside, Iowa Ave. near (Urquhart?) Ranch 305 Comment
  UCR232797  Avena fatua John F. Green 2008-4-16 0408- 40 Riverside Peninsular Range; Perris-Aguanga Valley, SW of Romoland, powerline route north of McLaughlin Rd. between Dawson Rd. and I-215 Fwy 436 Comment
  IRVC504  Baccharis brachyphylla R. H. Whittaker, W. A. Niering 1963-6-7 SJ 294 Riverside Palms to Pines Highway; slope E-22 degrees open, gabbro-serpentine soil, chaparral-desert scrub transition Santa Rosa Mountains 945 Comment
  RSA0019013  Baccharis brachyphylla Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-9-29 6037 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash, approximately 3 air miles west of Corn Springs, and about 0.5 air miles south of Aztec Well. 659 Comment
  POM320337  Baccharis emoryi Patricia Wilder 1971-11-11 5304 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  RSA289855  Baccharis salicifolia B. A. Prigge 1980-12-15 4124 Riverside Coachella Valley Stormwater Channel: 3.5 mi. S of Mecca -69 Comment
  UCR174351  Baccharis salicifolia A. C. Sanders 2006-5-19 32392 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
  UC64843  Baccharis salicina E. A. Zumbro 1904-1-1 415 Riverside Cold Water Basin Santa Ana Mts., Cold Water Basin Comment
  RSA314397  Baccharis sergiloides R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55405 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  UCR207615  Baccharis sergiloides O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UC1929930  Bahiopsis laciniata Scott D. White, Michael Honer 2003-5-27 9419 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  RSA450421  Baileya pauciradiata J. C. Roos 1965-4-28 s.n. Riverside Palm Springs. Comment
  UC893813  Baileya pauciradiata unknown 1932-3-26 Riverside Coachella Comment
  UCR148308  Bebbia juncea John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  CAS-BOT-BC100112  Bebbia juncea var. aspera L. R. Abrams 1926-3-26 11058 Riverside Palm Springs to Palm Canyon Comment
  CAS-BOT-BC100136  Bebbia juncea var. aspera J. Von Loh 1978-1-23 3311 Riverside Palo Verde Mesa, 12 mi. W. of Blythe 121 Comment
  UC30524  Bebbia juncea var. aspera W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 2674 Riverside San Jacinto River 609 Comment
  UCR266819  Bergia texana D. E. Bramlet 2005-7-13 3893 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, east of old San Jacinto River channel, margin of flooded ponds 433 Comment
  CAS-BOT-BC207044  Bernardia incana C. F. Saunders 1914-5-1 s.n. Riverside San Jacinto Mts. Comment
  UCD142297  Bernardia incana C. W. Tilforth; W. Wisura 1979-8-8 1906 Riverside Big Horn Sheep Overlook; S. of Palm Desert; Hiway 74 above Deep Canyon. Comment
  SEINET3884830  Bloomeria crocea Steve Boyd, Timothy S. Ross 1990-5-11 4617 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy 79.; 0 549 Comment
  RSA180309  Bloomeria crocea var. crocea E. W. Lathrop 1965-5-30 5786 Riverside 6 miles W of Murrieta. Comment
  RSA395897  Bloomeria crocea var. crocea Steve Boyd 1986-4-22 1762 Riverside Terrace escarpment W side of Indian Wash, S of I -15. Comment
  CAS-BOT-BC16095  Boechera californica Nancy Ryan Zabriskie; Walter Zabriskie 1972-6-18 524 Riverside San Jacinto Mountains. Northwest of Idyllwild. Along fire road south of south end Marion Ridge Road, Pine Cove. 1938 Comment
  UC1463880  Boechera johnstonii Jeanine Derby 1977-2-1 Riverside e end Quinn Flats; San Jacinto Mts., Garner Valley Comment
  RSA630342  Boerhavia coccinea Scott D. White 1996-9-22 4525 Riverside South Fork San Jacinto Riv: Hwy 74, ca 1-3 road miles E of USFS Cranston Fire Station 610 Comment
  JOTR35982  Boerhavia coulteri Harding, Mitzi, Mark Wheeler 2012-9-4 193 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  UCR58877  Boerhavia coulteri J. M. Stewart 1989-10-16 610 Riverside Sonoran (Colorado) Desert, along Hwy 95, 5.6 mi. south of Vidal Comment
  CAS-BOT-BC434517  Boerhavia diffusa T. C. Fuller 1968-7-17 17388 Riverside 288 E. Main St., San Jacinto Comment
  GMDRC3103  Boerhavia triquetra J. Andre, T. La Doux 2008-9-13 10264 Riverside Chuckwalla Valley: along Hwy 177 (northwest side), southeast end of Coxcomb Mountains 33 deg. 48.724' N 115 deg. 16.87' W. Elev. 527 ft. 161 Comment
  UCR265474  Boerhavia triquetra var. intermedia Jordan Zylstra 2014-8-17 14022 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  RSA41282  Boerhavia wrightii J. C. Roos 1937-8-22 14 Riverside Colorado River, north of Blythe. Comment
  RSA781886  Boerhavia wrightii Duncan S. Bell 2011-10-22 3004 A Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  UCSB51403  Bouteloua aristidoides John C. Roos 1946-9-14 3026 Riverside collected in in the Inyon Flats, in the Santa Rosa Mountains Pinyon Flats 1219 Comment
  UCR2190  Bouteloua barbata F. M. Reed 1934-9-26 8959 Riverside San Jacinto Mtns., Herkey Creek camp 1341 Comment
  JOTR16777  Bouteloua curtipendula Hogan, J. 1974-6-13 19 Riverside Joshua Tree National Park. QUEEN VALLEY, 1.9 MILES SOUTH OF PINE SPRING 1356 Comment
  JOTR29254  Bouteloua curtipendula La Doux, Tasha, Ileene Anderson 2004-10-4 1642 Riverside Joshua Tree National Park. Stop 1: Little SB Mtns, near Keys Ranch 1277 Comment
  UCR21925  Bowlesia incana Steve Boyd 1980-4-8 118 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR241677  Brachypodium distachyon O. F. Clarke 2010-5-4 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CLARK-A1656-822  Brandegea bigelovii Theo Glenn 1983-1-22 Riverside San Jacinto Mountains 304 Comment
  RSA394242  Brandegea bigelovii N. C. Cooper 1944-5-20 2644 Riverside Palms to Pines Hwy., San Jacinto Mtns. 304 Comment
  UCSB18125  Brandegea bigelovii Marcom, Robert 1964-5-17 Riverside 9.6 miles north of San Bernardino National Forest boundary on California Highway 74 182 Comment
  RSA0045290  Brassica nigra Margaret Murphy 1983-5-21 0037 -D Riverside Dry river wash located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  RSA482938  Brassica rapa N. C. Cooper 1949-3-15 3029 Riverside Palm Springs 122 Comment
  CAS-BOT-BC167081  Brassica tournefortii A. C. Sanders; T. B. Salvato; Mitch Provance 2003-4-4 25832 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  RSA667035  Brassica tournefortii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badland: hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont. 610 Comment
  UCR177438  Brassica tournefortii Scott D. White 2003-3-23 8844 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  JOTR16568  Brickellia californica Baker, James K. & Baker, Ilisa T. 1966-10-19 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECTS 1/2 MILE WEST OF SPLIT ROCK 1341 Comment
  LA203095  Brickellia californica W. E. Pequegnat; 1939-4-8 sn Riverside Santa Ana Mountains Comment
  CLARK-A1528-5453  Brickellia desertorum John C. Roos 1950-9-9 4986 Riverside Riverside 396 Comment
  SEINET10389830  Brickellia incana A. C. Sanders, Jim Malusa 2015-9-10 41848 Riverside Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  UC1329829  Brickellia incana James E. Cole 1941-6-11 863 Riverside .25 mi below spring area Cottonwood Spring (Joshua Tree National Monument); Joshua Tree National Monument 1066 Comment
  SBBG122752  Brodiaea filifolia A. Parikh 1990-5-17 174 Riverside W part of Mesa de Colorado, 0.3 km N of Avocado Mesa Rd, 0.1 km E of Via Volcano 632 Comment
  RSA759123  Brodiaea santarosae Tom Chester, W. P. Armstrong 2006-6-15 TC- 926 Riverside Peninsular Ranges; Santa Ana Mountains region Santa Rosa Plateau Ecological Reserve: Clay Hill, 0.7 km south-southwest of the northernmost high point of the Mesa de Burro 573 Comment
  UCR93840  Brodiaea santarosae J. E. Harrison 1996-5-23 s.n. Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Redonda Mesa 854 Comment
  RSA0020379  Bromus Duncan S. Bell, Keir Morse 2013-3-30 4663 Riverside A small hidden spring in an unnamed canyon to the east of Snow Canyon, about 1.8 air miles southwest of Windy Point. 482 Comment
  UCR117080  Bromus arenarius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  SEINET1906759  Bromus arizonicus A. C. Sanders, K. Rose & D. Woodard 1995-1 16221 Riverside San Gorgonia Pass/San Jacinto Mountains: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave., W of Snow Creek, E of Cabazon. 390 Comment
  LA13864  Bromus berteroanus F. M. Reed; 1909-4-7 1274 Riverside Box Spring Mountains Comment
  UCR41837  Bromus catharticus A. C. Sanders 1986-4-13 6467 Riverside Riverside, Riverside, residential garden, 422 Campus View Drive 335 Comment
  POM112746  Bromus diandrus Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA741161  Bromus diandrus Scott D. White, Justin M. Wood 2008-5-15 11997 Riverside Johnson Meadow. 1415 Comment
  UCR229275  Bromus diandrus Ginny Short 2011-3-23 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; Pushwalla Canyon, c. 11 miles east of Cathedral City 183 Comment
  POM122857  Bromus grandis Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  UCR70128  Bromus inermis A. C. Sanders 1980-7-22 1726 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  UC1537242  Bromus madritensis subsp. rubens Gordon H. True Jr. 1935-3-11 107 Riverside Sycamore Canyon, Box Springs Box Springs; Sycamore Canyon, Box Springs 365 Comment
  CLARK-A1528-47  Bromus rubens Fred B. Essig 1964-2-20 Riverside La Sierra Comment
  RSA652809  Bromus rubens Colleen Callan 1992-4-25 20 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1249 Comment
  UCR171953  Bromus rubens John F. Green 2006-4-18 s.n. Riverside NE of Murrieta, just south of Los Alamos Rd. ('Clinton Keith Rd.'), on E and W sides of Liberty Rd. border between City of Murrieta and unincorporated French Valley 415 Comment
  RSA495420  Bromus rubens Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2892 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA593913  Bromus tectorum Steve Boyd, Dave Bramlet 1996-4-19 8598 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  GMDRC3745  Caesalpinia virgata J. Andre, T. La Doux 2009-3-1 11238 Riverside Little San Bernardino Mountains: Joshua Tree Natl. Park: south end of the Cottonwood Mtns near Pinkham Wash just N. of aquaduct just inside JTNP boundary, approx 7 mi. W. of S. entrance into park at Cottonwood. USGS 7.5 min. Quad: Cottonwood Basin 33 deg. 40.948' N 115 deg. 52.141' W. Elev. 1778 ft. 542 Comment
  POM14395  Caesalpinia virgata P. A. Munz, D. D. Keck 1922-4-9 4753 Riverside Shavers Well, near Mecca. 76 Comment
  RSA498389  Caesalpinia virgata T. W. Minthorn 1926-5-13 s.n Riverside East of Banning Comment
  RSA605770  Caesalpinia virgata A. C. Sanders 1995-5-23 17125 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns., near the mouth of Martinez Cyn., at end of 72nd Ave. 25 Comment
  UC373093  Caesalpinia virgata Marcus E. Jones, A. M. 1906-4-27 Riverside Indio Comment
  UCR158328  Calandrinia ciliata A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30070 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
  RSA358578  Calocedrus decurrens Larry E. DeBuhr 1972-3-23 527 Riverside Santa Rosa Mountains; San Bernardino National Forest; northwest of Santa Rosa Peak 2317 Comment
  UCR26355  Calocedrus decurrens A. C. Sanders, J. A. Harpel 1981-8-26 2337 Riverside Santa Rosa Mtns., Cedar Spring 2250 Comment
  RSA557726  Calochortus albus Steve Boyd, Orlando Mistretta 1992-4-23 7074 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Bluewater Canyon, upstream from confluence with San Mateo Canyon. 335 Comment
  SD90486  Calochortus albus E. W. Lathrop, Robert F. Thorne, E. Lathrop 1967-5-19 37984 Riverside Santa Rosa Plateau, Rancho Californica [California?], shaded grassy area under oak woodland, ca. 2 miles beyond turn-off to ranch headquarters. 609 Comment
  SEINET12048473  Calochortus albus E. W. Lathrop 1973-1 7501 Riverside Main divide truck trail between El Carriso and Santiago Peak, Cleveland National Forest 1219 Comment
  UCR252522  Calochortus plummerae J. Mendoza 2011-5-2 s.n. Riverside Riverside, Islander Park off East Big Springs Road above Mt. Vernon Ave. 350 Comment
  JEPS61723  Calochortus splendens W. L. Jepson 1901-5-17 1228 Riverside Riverside 266 Comment
  RSA180362  Calochortus splendens E. W. Lathrop 1960-5-6 4785 Riverside 10 miles west of Murrieta. Comment
  RSA377468  Calochortus splendens R. K. Benjamin 1929-5-18 234 Riverside Mt. San Jacinto. Comment
  SBBG89045  Calochortus splendens B. Pitzer, K. Kirtland 1986-5-7 218 Riverside N side of Pauba Valley, 1 mi S of Buck Mesa on the E side of Butterfield Stage Rd 457 Comment
  SEINET7072833  Calochortus splendens A. G. Vestal 1963-5-19 s.n. Riverside Among granite boulders about 0.9 miles west of Radec on Route 79 [old 71]. Coordinate datum: WGS84/NAD83. (33? deg. 28' 2" North Latitude, -116? deg. 55' 39" West Longitude, Coordinate datum: NAD27.). Comment
  UCR174331  Calochortus splendens A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32559 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC483509  Calochortus splendens Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4129 Riverside Vail Lake area, upper benches and adjacent slopes of the east flank of Big Oak Mtn., just south of the east summit 701 Comment
  SEINET12045038  Calochortus weedii C. B. Wolf 1941-1 10899 Riverside Santa Ana Mts. Ortega Hwy, 0.3 mi E of its summit 762 Comment
  RSA444557  Calycoseris wrightii Walter Wisura 1988-3-13 4201 Riverside 2.5 mi. fr I-10 along Box Canyon Rd. toward Mecca Comment
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Sep 7 2011
  UCR60928  Calycoseris wrightii Steve Boyd, B. Roy, T. S. Elias, S. Meury, S. Zona 1986-3-5 1355 Riverside Sonoran (Colorado) Desert, Shavers Valley, Hwy 195, N base of the Orocopia Mtns half way between I-10 and Box Canyon 366 Comment
  SD38093  Calyptridium monandrum Edith A. Purer 1935-4-21 6477 Riverside Near Palm Springs, Colorado Desert Comment
  UCR220119  Calyptridium monandrum D. E. Bramlet 1989-4-7 1819 A Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR35073  Calyptridium monandrum L. B. Ziegler 1969-5-27 365 Riverside San Jacinto Mtns., Cahuilla Indian Reservation 1113 Comment
  SDSU17441  Calyptridium parryi var. parryi C. Matt Guilliams, Michael and Lori Simpson, Mike Silveira 2007-6-25 373 Riverside San Jacinto Wilderness State Park, summit of San Jacinto Peak. Ca. 20 meters south of sign marking high point, in sandy opening among boulders. 3292 Comment
  UCR187502  Calystegia macrostegia Theresa Johnson 2006-3-31 011 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, off DeLuz Road at backside (edge) of ecological reserve, near Mesa de Burro 571 Comment
  RSA422172  Calystegia macrostegia subsp. arida Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  LA50062  Calystegia macrostegia subsp. cyclostegia Roxana S. Ferris; Ruth P. Rossbach 1930-5-20 sn Riverside foot of grade, State Highway #74, along San Jacinto River Comment
  RSA394917  Calystegia macrostegia subsp. tenuifolia M. V. Hood 1945-3-26 s.n. Riverside Cottonwood Creek, Aguanga. Comment
  POM15017  Calystegia occidentalis subsp. fulcrata Mary F. Spencer 1922-6-30 950 Riverside Idyllwild 1677 Comment
  HSC78663  Camissonia bistorta R. F. Thorne, Drs. Fosberg, Herbst, Sachet 1983-4-23 55481 Riverside Sandy wash along Whitewater River where road crosses river below fish hatchery, ca. 4 mi N of Whitewater Post Office 640 Comment
  RSA465909  Camissonia bistorta N. C. Cooper 1944-3-24 2001 Riverside Banning. 701 Comment
  RSA559346  Camissonia bistorta Steve Boyd, T. S. Ross 1992-5-15 7396 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
  SEINET4680880  Camissonia bistorta R. L. Piemeisel 1913-5-2 3559 Riverside Crestmore field.; 0 Comment
  UCR116915  Camissonia bistorta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23956 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR148848  Camissonia bistorta Chet McGaugh 2005-1-6 s.n. Riverside Peninsular Range, east of Lake Skinner, between Calle Jojoba and Cielita, SE of Tucalota Hills and of Benton Rd. 549 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
  UCR50880  Camissonia boothii A. C. Sanders 1988-5-11 7801 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  RSA465962  Camissonia boothii subsp. condensata E. C. Jaeger 1922-3-22 s.n. Riverside Murray Canyon, Near Palm Springs. Comment
  UCR233158A  Camissonia brevipes subsp. brevipes Jim Andre, Glenn L. Clifton 2011-2-22 17453 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  RSA720296  Camissonia californica Mitch Provance, J. S. Ross 1998-3-27 1003 Riverside Morongo Indian Reservation, road to Lion Canyon, ca. 1 mi. NE of the town of Cabazon. 549 Comment
  UCR116780  Camissonia californica A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24167 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  UCR243184  Camissonia campestris Kate Kramer 2012-5-8 261 Riverside Peninsular Range; San Jacinto Mountains, c. 0.25 km east of National Forest Land boundary on north side of Hwy 74 near the Cranston Fire Station 575 Comment
  JOTR30963  Camissonia campestris subsp. campestris La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1938 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  UCD103332  Camissonia campestris subsp. campestris Robert C. Bechtel 1952-3-28 26 Riverside Perris. 443 Comment
  UCR19027  Camissonia cardiophylla John C. Roos 1946-12-7 3181 Riverside Western Colorado Desert, Pushawalla Wash Comment
  JOTR31975  Camissonia cardiophylla subsp. cardiophylla La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2211 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  RSA778250  Camissonia chamaenerioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 917 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  CSUSB196  Camissonia claviformis Sally Bell 1964-3-12 Riverside Cathedral City, about 500 feet west of Blue Skies Trailor Court off highway 111, in sandy soil. 96 Comment
  UCR118642  Camissonia claviformis George K. Helmkamp 1998-4-3 3081 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  RSA719044  Camissonia claviformis Michael Honer 2005-3-11 2056 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA278986  Camissonia claviformis subsp. aurantiaca Barry A. Prigge, L. Martinez 1978-3-23 2435 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA449183  Camissonia claviformis subsp. aurantiaca Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA778138  Camissonia claviformis subsp. aurantiaca Jim Andre 2011-2-2 16211 Riverside Coachella Valley; west of Palm Springs along Hwy. 111 (south side) at base of San Jacinto Mts. at Windy Point, approx. 5.5 miles from Jct. with I-10 259 Comment
  RSA614564  Camissonia claviformis subsp. claviformis George K. Helmkamp 1988-4-4 3136 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd). [UTM 10km cell: 11SPH-4E, 3N. Desert Center] 457 Comment
  RSA339672  Camissonia confusa Robert F. Thorne, C. W. Tilforth 1980-5-28 54221 Riverside San Bernardino Mts: Rocky and sandy wash along Whitewater River, ca. 3.2 miles N of Whitewater P.O. and Hwy 10. Comment
  UCR120857  Camissonia confusa 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
  UCR42445  Camissonia confusa D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  SEINET7073471  Camissonia contorta A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
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Jun 24 2020
  UCD103281  Camissonia contorta C. L. Hitchcock; C. V. Muhlick 1962-3-16 22136 Riverside Temescal Canyon, 8 miles SE of Corona. Comment
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Jun 24 2020
  RSA359849  Camissonia graciliflora Steve Boyd 1986-4-2 1637 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA448992  Camissonia hirtella Robert Gustafson 1983-4-18 2505 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA503  Camissonia hirtella J. T. Howell 1927-8-2 565 Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  RSA561059  Camissonia ignota Steve Boyd, T. S. Ross, Dave Bramlet 1993-5-12 7354 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  UCR281527  Camissonia ignota Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 93 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  UCR79240  Camissonia ignota Steve Boyd 1992-4-15 6865 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  RSA654879  Camissonia micrantha Mitch Provance 1998-3-31 307 Riverside Wilder's Mt. Pass'', ca. 1/8 mile NE of peak 1538. 335 Comment
  UCR69746  Camissonia pallida N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 173 B Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  POM10194  Camissonia pallida subsp. pallida P. A. Munz 1920-4-30 4495 Riverside Pinyon Wells, Little San Bernardino Mts. 1220 Comment
  RSA770789  Camissonia pallida subsp. pallida Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4529 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR216354  Camissonia pallida subsp. pallida Mike Bell 2008-3-19 044 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, off Ruby Dr./13th (dirt track) between North Indian Canyon Dr. and Western Ave. 352 Comment
  SEINET3093223 Image available Camissonia refracta Norman C. Cooper 1949-4-8 3284 Riverside Shaver's Summit east of Indio. Comment
  RSA186604  Camissonia strigulosa Peter H. Raven 1959-5-17 14234 Riverside Lake Fulmor, San Jacinto Mtns. Comment
  UCR84659  Camissonia strigulosa Scott D. White, S. Ogg 1994-4-21 2007 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR98686  Camissonia strigulosa 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
  UCSB42115  Camissoniopsis bistorta Roos, John 1966-4-5 Riverside Winchester Comment
  SDSU3360  Camissoniopsis hirtella H. Wedberg 1958-3-30 190 Riverside Between Upper San Juan Campground and Highway 74, north-west from the actual campground and over the stream. On dry gravelly slope. Comment
  RSA0069663  Camissoniopsis pallida subsp. pallida Cheryl Sevilla, Sarah J. De Groot 2015-2-18 15 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; on the plain to the east of Mission Creek; 0.4 miles northwest of the Stone House. 783 Comment
  UCR182570  Carex Andrea Salzman, Carlos Navarro 2006-7-17 182 Riverside San Jacinto Mtns., Dark Canyon 1720 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
  RSA515340  Carex praegracilis Jeri Hirshberg 1989-5-3 s.n. Riverside Santa Rosa Plateau; S of town of Murrieta, on S side of Mesa de Burro. 549 Comment
  UCR58491  Carex praegracilis Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 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
  POM7120  Carex senta Phillip A. Munz, L. T. Street 1919-5-7 2726 Riverside Tahquitz Canyon, San Jacinto Mountains 244 Comment
  SD112272  Carex senta Darley Howe 1941-6-8 1333 Riverside San Jacinto Mts, Strawberry Creek. Comment
  UCR35297  Carex senta L. B. Ziegler 1970-5-20 406 Riverside San Jacinto Mtns, North Fork of the San Jacinto River (Dark Canyon). 1677 Comment
  RSA0099996  Carex subfusca Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8573 Riverside Santa Rosa Mountains; along Forest Service Road 7S02, approx. 0.7 air mile west of the summit of Santa Rosa Mountain. 2233 Comment
  UC2030051  Carex subfusca Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38118 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Above James Reserve in Hall Canyon. Comment
  CLARK-A1528-462  Cassia armata Charlotte Stocks 1963-6-15 Riverside Coachella Valley Comment
  SEINET5766016 Image available Cassia armata John F. Emmel 1995-4-21 1365 Riverside Little Maria Mts., northwest end; large canyon and wash 0.4 air mile southwest of peak 2479 on 1952 USGS Midland 15' topographic quadrangle. Comment
  SD217376  Castilleja affinis Steve Boyd, Tim Ross and Laurel Arnseth 1990-3-29 3910 Riverside Vail Lake Area, summit of Big Oak Mountain, north of lake. 792 Comment
  SEINET3289840 Image available Castilleja applegatei subsp. martinii M. W. Denslow, Firoozeh Navid-Ara; Valerie Soza 2003-7-15 1445 Riverside Peninsular Ranges; San Jacinto Mountains region: Northeast side of Tahquitz Peak, on trail to Saddle Junction. 2637 Comment
  SBBG103912  Castilleja exserta S. D. White 1993-4-20 1214 Riverside SE of Estelle Pk, Gavilan Hills 792 Comment
  UCR49232  Castilleja exserta Steve Boyd 1986-4-2 1612 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR80822  Castilleja exserta Scott D. White 1993-5-29 1440 Riverside San Bernardino Mtns, Banning Canyon along the road to Raywood Flat, Yucaipa Ridge 1341 Comment
  HSC20889  Castilleja exserta subsp. exserta R. A. Eagle 1964-3-28 Riverside 5 mi. out of Riverside on the Van Buren St. Comment
  UCR138912  Castilleja exserta subsp. exserta Julie A. Greene 1993-4-10 1175 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Drainage south of Duck Club Rd., and east of Davis Road 436 Comment
  UCR201646  Castilleja exserta subsp. exserta Scott D. White, Justin M. Wood 2008-6-5 12061 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  SEINET6985157  Castilleja exserta subsp. exserta Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside West end of Long Valley Road, just north of Temecula. Comment
  RSA400579  Castilleja foliolosa Mark Morris, Richard C. Barkelew 1929-3-10 13715 Riverside San Jacinto Mts. Indian Canyon Comment
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Nov 9 2011
  RSA559440  Castilleja foliolosa Steve D. Boyd 1992-4-15 6852 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  UC1012297  Castilleja foliolosa F. W. Pennell and A. L. Grant 1940-4-28 25280 Riverside e of Hemet (Route 74) 548 Comment
  UCR16020  Castilleja foliolosa M. J. Arbaugh 1978-6-8 s.n. Riverside Sonoran (Colorado) Desert/San Bernardino Mtns., Coachella Valley, Verbenia [=Cottonwood] Canyon, 2 mi north of State 60 on Verbenia Avenue, along side of stream bed 610 Comment
  UCR165189  Castilleja foliolosa S. J. Myers 2001-4-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon 976 Comment
  UCR165850  Castilleja foliolosa T. B. Salvato, John F. Green 2004-5-27 633 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
  RSA674609  Castilleja minor Scott D. White 2000-8-5 8110 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  RSA448785  Castilleja minor subsp. spiralis David Young 1969-4-12 P- 387 Riverside 10 mi. SE. of Helmet, California on State St. 335 Comment
  RSA588664  Castilleja minor subsp. spiralis D. L. Banks, Steve D. Boyd 1995-10-17 821 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  UCR193419  Castilleja minor subsp. spiralis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35630 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  CLARK-A1528-4185  Castilleja stenantha John C. Roos 1952-6-10 5757 Riverside Riverside 259 Comment
  CAS-BOT-BC38297  Caulanthus cooperi Annie M. Alexander; Louise Kellogg 1941-5-19 2202 Riverside Eagle Mountains. 1.5 miles north of Cottonwood Spring. 975 Comment
  RSA531105  Caulanthus cooperi M. B. Dunkle 1935-3-30 4422 Riverside Pinto Basin, Colorado Desert. 915 Comment
  RSA593696  Caulanthus lasiophyllus var. rigidus Steve Boyd, Dave Bramlet 1996-4-19 8630 Riverside San Jacinto Valley: San Jacinto Wildlife Refuge at southwestern edge of Mystic Lake in the San Jacinto River floodplain, N of ''Marsh A'', NE of the refuge headquarters. 433 Comment
  RSA1511  Ceanothus crassifolius J. T. Howell 1929-2-13 1227 Riverside 2 miles so. of Alberhill. Comment
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Nov 9 2011
  RSA3119  Ceanothus crassifolius Carl B. Wolf 1932-2-11 2648 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  UCR142208  Ceanothus crassifolius June Latting 1979-4-1 s.n. Riverside Box Springs Mountain 915 Comment
  RSA575069  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -n Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  UCR241239  Ceanothus cuneatus Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 509 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR26627  Ceanothus integerrimus var. puberulus E. W. Lathrop 1966-5-8 6416 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  POM305368  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1938-3-26 650 Riverside Temecula. Comment
  RSA4386  Ceanothus leucodermis Carl B. Wolf 1932-3-20 32 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  UCD166567  Ceanothus leucodermis Dylan O. Burge 2016-6-13 2118 Riverside Santa Ana Mountains, roadside on California State Route 74, just W of Lake Elsinore. 608 Comment
  POM13851  Ceanothus oliganthus P. A. Munz 1922-4-28 5034 Riverside Leach Canyon. Small canyon. 610 Comment
  POM254876  Ceanothus oliganthus W. Pequegnat 1940-3-13 s.n. Riverside Bedford Road, Santa Ana Mts. 854 Comment
  CAS-BOT-BC51648  Ceanothus ophiochilus Steve Boyd; Tim Ross; Laurel Arnseth 1989-3-12 2960 Riverside Vail Lake area, 1 mi W of lake 700 Comment
  RSA569997  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7912 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  RSA606735  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27419 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  UCR68478  Ceanothus ophiochilus Steve Boyd, L. Arnseth, T. S. Ross 1989-3-31 3098 Riverside Peninsular Range, Vail Lake area, 1 mi. west of lake 640 Comment
  RSA6035  Ceanothus palmeri Carl B. Wolf 1932-8-4 3920 Riverside San Jacinto Mountains: Point View near Idyllwild 1646 Comment
  CAS-BOT-BC51919  Ceanothus perplexans Vernon Bailey 1907-6-11 s.n. Riverside San Jacinto Mts., East slope above Palm Springs Comment
  CAS-BOT-BC51924  Ceanothus perplexans H. E. McMinn 1925-7-1 1460 Riverside Jack Rabbit Grade to San Jacinto from Banning Comment
  RSA0022332  Ceanothus perplexans E. C. Jaeger 1926-3-24 s.n. Riverside Banning Road 1128 Comment
  RSA126839  Cenchrus spinifex H. S. Yates 1937-6-28 6734 Riverside Palm Springs. 137 Comment
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Dec 18 2011
  RSA617985  Centaurium venustum R. E. Riefner Jr. 1998-5-15 98 -301 Riverside Elsinore Trough between Willard and Murrieta Creek, Lake Elsinore. Comment
  UCR275231  Centromadia pungens subsp. laevis Allison D. Rudalevige 2012-5-2 001 Riverside Temecula, adjacent to Murrieta Creek, along Diaz Diaz Rd. between Winchester Rd. and Black Deer Loop 311 Comment
  HSC24846  Centrostegia thurberi James Henrickson 1971-5-29 5573 Riverside 15 mi. SW of Twentynine Palms, 2.5 mi. N of Salton View in Joshua Tree National Monument 1280 Comment
  UCR59765  Cerastium glomeratum Steve Boyd 1989-3-31 3076 Riverside Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Road 457 Comment
  CDA33548  Cercidium floridum Mike Lahti 2010-5-3 PDR# 1358702 Riverside Palm Desert off Hwy 74. Comment
  POM15153  Cercidium floridum Mary F. Spencer 1922-3-27 1403 Riverside Canyon prope [near] Mecca 49 Comment
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May 29 2011
  POM68414  Cercidium floridum Marcus E. Jones 1924-2-26 s.n Riverside Shaver's Well. Comment
  RSA405370  Cercidium floridum Christopher Davidson 1979-4-4 7689 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA498412  Cercidium floridum Martha Hilend 1928-3-24 128 Riverside Colorado desert. South of Oasis. Comment
  UC168859  Cercidium floridum subsp. floridum Geo. B. Grant May 1 1906-May 10 1906 910 -6723 Riverside Palm Springs Colorado Desert Comment
  UC52162  Cercidium floridum subsp. floridum E. E. Schellenger 1903-6 6 Riverside Chucawalla Bench Colorado Desert Comment
  UC596757  Cercidium floridum subsp. floridum R. J. S. Feb. 1904 305 Riverside Coachella Desert Comment
  CAS-BOT-BC135496  Cercocarpus betuloides var. betuloides K. Watkins; E. McClintock 1937-4-10 s.n. Riverside Palms to Pines Highway near road to Shumay Comment
  RSA673499  Cercocarpus minutiflorus Scott D. White, Sandra Leatherman 2000-4-19 7665 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  UCR79226  Cercocarpus minutiflorus Steve Boyd, T. S. Ross 1992-2-21 6669 Riverside Santa Ana Mtns., Southern part of Mtns., San Mateo Canyon Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 854 Comment
  UC1537043  Chaenactis artemisiifolia Gordon H. True Jr. 1935-4-18 229 Riverside Mockingbird Canyon 457 Comment
  UC894410  Chaenactis artemisiifolia E. C. Jaeger 1922-6-23 Riverside w slope of San Jacinto Mts. San Jacinto Mts. 1005 Comment
  UCSB37396  Chaenactis carphoclinia Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns; Corn Springs Wash 457 Comment
  POM66615  Chaenactis carphoclinia var. carphoclinia Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  UC218055  Chaenactis carphoclinia var. carphoclinia P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4842 Riverside Corn Springs Colorado Desert, Chuckwalla Mountains, Corn Springs 457 Comment
  RSA21381  Chaenactis fremontii C. B. Wolf 1937-5-4 8526 Riverside Colorado Desert, Little San Bernardino Mts, Morongo Wash, 1 miles below San Bernardino County line. 610 Comment
  UC1930183  Chaenactis fremontii Steve Boyd, Amber Maurice, Pesach Lubinsky, L. Lubinsky 2003-4-17 10462 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR277637  Chaenactis fremontii A. C. Sanders, Jim Malusa 2017-1-14 42662 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
  UCR41227  Chaenactis fremontii N. M. Fellows, A. C. Sanders 1985-4-9 131 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
  UCR4207  Chaenactis fremontii K. S. Gill 1965-4-17 s.n. Riverside San Bernardino Mtns./ Sonoran (Colorado) Desert, Whitewater Canyon, 4 miles north of Hwy 60 610 Comment
  UCSB63960  Chaenactis fremontii Scora, Rainer 1966-4-1 Riverside 400 meters before Hidden Springs Oasis on road from Thousand Palms Comment
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Sep 10 2011
  UCR213851  Chaenactis glabriuscula Scott D. White, Justin M. Wood 2009-5-21 12864 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCR49248  Chaenactis glabriuscula Steve Boyd 1986-4-19 1707 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
  UCR91677  Chaenactis glabriuscula Steve Boyd 1995-4-24 8482 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near the NE corner of the Wilderness 671 Comment
  CAS-BOT-BC277414  Chaenactis glabriuscula var. glabriuscula E. W. Lathrop 1965-5-9 5744 Riverside 6 miles W of Murrieta Comment
  SBBG104646  Chaenactis glabriuscula var. glabriuscula M. A. Patten 1992-5-14 92 -6 Riverside Cherry Valley, just N of Cherry Park Dr, between Mtn View Ave and Beaumont Ave Comment
  UC63019  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1901-5-1 Riverside West Riverside Comment
  POM49418  Chaenactis parishii H. M. Hall 1901-06 2128 Riverside Santa Rosa Mountain. Coyote Canyon. 1524 Comment
  RSA726574  Chaenactis stevioides Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1422 Riverside Along Palen Road near Hwy 177. 170 Comment
  UCR244394  Chaenactis stevioides Jim Andre 2012-4-16 20974 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
  JOTR35021  Chamaesyce abramsiana La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3119 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  RSA659661  Chamaesyce albomarginata J. C. Roos 1951-9-25 5269 Riverside Fairmount 259 Comment
  RSA0121601  Chamaesyce arizonica Duncan S. Bell, LeRoy Gross 2016-3-29 9101 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 6 air miles southeast of the summit of Martinez Mountain. 513 Comment
  JOTR28810  Chamaesyce micromera La Doux, Tasha, Bill Truesdell 2004-3-11 1078 Riverside Joshua Tree National Park. Pinto Basin; Sand Hills 530 Comment
  POM13901  Chamaesyce polycarpa var. hirtella P. A. Munz, D. D. Keck 1922-4-9 4774 Riverside Palm Springs. 76 Comment
  RSA192301  Chamaesyce serpillifolia H. A. Zuill 1966-6-29 264 Riverside about 2 miles west of Murrieta. Comment
  CAS-BOT-BC66313  Cheilanthes clevelandii A. C. Sanders; Mitch Provance; E. J. Lawlor 2000-1-23 23312 Riverside Lake Skinner area: summit Black Mtn. 914 Comment
  POM6637  Cheilanthes parryi P. A. Munz, Street, Williams 1919-3-25 2325 Riverside Palm Canyon. 243 Comment
  RSA0015689  Cheilanthes parryi Duncan S. Bell 2013-9-29 6047 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash approximately 1.8 air miles southwest of Corn Spring. 648 Comment
  CDA23353  Chenopodium album Magally 2007-12-1 PDR# 1377324 Riverside Thermal, S-E Jacson & 58th Ave 0 Comment
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May 21 2016
  CLARK-A1528-2555  Chenopodium album John C. Roos 1951-9-25 5295 Riverside Riverside 259 Comment
  UCR114542  Chenopodium berlandieri A. C. Sanders, K. C. Rose 1999-6-18 22810 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  UCR113598  Chenopodium berlandieri var. zschackei A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23676 Riverside Santa Ana River Valley, SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river 232 Comment
  UCR115145  Chenopodium berlandieri var. zschackei Mitch Provance 2000-8-24 2219 Riverside Jurupa Mountains, Pediment of the NW extreme of the Jurupa Mountains, as accessed from Country Village Rd. 259 Comment
  UC1951128  Chenopodium californicum Scott D. White, Justin Wood 2009-5-22 12900 Riverside SAN JACINTO MOUNTAINS: Quinn Flat Meadow. USGS Idyllwild 7.5' Quad. Comment
  JOTR01006  Chenopodium californicum Cole, James E. 1941-6-9 855 Riverside Joshua Tree National Park. STUBBY SPRING AREA 1371 Comment
  POM319737  Chenopodium macrospermum var. farinosum Patricia Wilder 1970-10-15 4760 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  SD236268  Chenopodium murale John F. Green 2005-3-3 Riverside Sonoran (Colorado) Desert: Salton Basin, E of Salton Sea, ca 4 mi N of Niland; between siphons 10 and 11 (Wister 7.5'Q) 14 Comment
  UCR165301  Chenopodium murale John F. Green 2005-2-3 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  SEINET10784095  Chilopsis J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12849 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  CAS-BOT-BC231772  Chilopsis linearis E. H. Daniels; J. Bates 1932-6-5 s.n. Riverside Palm Springs, Colorado Desert 137 Comment
  CLARK-A1528-2280  Chilopsis linearis John C. Roos 1952-6-21 5783 Riverside San Timoteo Canyon Comment
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Oct 22 2014
  SBBG68704  Chilopsis linearis subsp. arcuata J. E. Butner 1948-10-3 659 Riverside valley floor near Cathedral City Comment
  SEINET269562  Chilopsis linearis subsp. arcuata Scott D. White 1996-5-27 4075 Riverside E. of Moreno Valley and S.of Calimesa between State Hwy. 60 and Gilman Spr. Rd. west and north of former gravel quarry 518 Comment
  UC604961  Chilopsis linearis subsp. arcuata Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9582 Riverside 2 mi. up Painted Canyon; Mecca Hills Comment
  UCD121654  Chilopsis linearis subsp. arcuata Geoffrey Levin 1976-10-17 1165 Riverside Box Canyon, about 11 mi east of Mecca. Mt Range: Mecca Hills. Drainage Area: Salton Sea Basin. 91 Comment
  SEINET10898022  Chilopsis linearis subsp. arcuata Frank Almeda 1976-6-5 Almeda 2826 Riverside Rocky wash with shrubby vegetation ca 4-5 mi N of Interstate Hwy. #10 off of Whitewater Canyon Road. 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
  RSA0078224  Chloris virgata Sarah J. De Groot, Amy Rouillard 2015-9-15 7562 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 107 Comment
  SEINET3926090  Chloris virgata Carl B. Wolf 1932-4-28 3071 Riverside Colorado Desert. Chuckwalla Valley. 20 mi. west of Blythe on the Mecca Road.; 0 400 Comment
  POM122009  Chorizanthe brevicornu var. brevicornu Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA518037  Chorizanthe corrugata Steve Boyd, Orlando Mistretta 1986-3-13 1423 Riverside Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges). 244 Comment
  UCR92607  Chorizanthe corrugata George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  UCR260571  Chorizanthe fimbriata T. B. Salvato 2014-5-29 8031 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  UCR35075  Chorizanthe leptotheca L. B. Ziegler 1966-7-5 51 Riverside San Jacinto, Dry slopes and disturbed soil near Hemet Lake 1372 Comment
  RSA0098332  Chorizanthe parryi var. parryi Marc A. Baker 2015-4-15 18326 Riverside San Gorgonio Pass, 11 km east of Banning, 30 km NW of Palm Springs, 1.8 km north of Cabazon, 3.5 km east of the San Gorgonio River. 652 Comment
  UCR209585  Chorizanthe parryi var. parryi Robert J. Steers, Matt Willis, Jodi Ross 2009-6-3 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, between Pipeline Rd. and San Gorgonio River, south of I-10 and 0.46 mi. west of Agnes Ave. crossing of Blanche Ave. 552 Comment
  UCR275198  Chorizanthe parryi var. parryi T. B. Salvato, Gregg Miller 2005-6-7 1452 Riverside Peninsular Range, Gavilan Hills, along dirt road E of Lindell (Stovepipe) Road, W of El Toro Road, and ca 4.5 mi NW of Lake Elsinore 671 Comment
  UCR174329  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32562 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 587 Comment
  UCR217660  Chorizanthe polygonoides var. longispina Ana Hernandez 2010-3-22 015 Riverside Perris-Aguanga Basin, French Valley, 1.05km south of Scott Rd. and 650m west of Leon Rd. 432 Comment
  RSA392746  Chorizanthe rigida N. R. Zabriskie, Walter Zabriskie 1973-3-23 596 Riverside 30 yds. SW of Research Center Bldgs. Deep Canyon, N slope Santa Rosa Mountains. 305 Comment
  SD224832  Chrysanthemum parthenium Scott D. White 1996-8-15 4478 Riverside Strawberry Creek at Hwy 74 bridge. Rocky creek bed 883 Comment
  SD104517  Chrysolepis sempervirens Betty Mackintosh 1973-7-28 Riverside El Toro Peak, Santa Rosa Mountains 2654 Comment
  UCR34881  Chrysothamnus nauseosus L. B. Ziegler 1974-10-18 536 Riverside San Jacinto Mtns., S end of Thomas Mountain area, alongside Hwy [371] between Anza & Hemet (Garner) Valley 1372 Comment
  UCR89685  Chrysothamnus paniculatus Bern Schwenn 1993-9-14 s.n. Riverside Joshua Tree National Monument, Cottonwood Mtns, Pinkham Canyon in the wash, west of Cottonwood Springs. 1067 Comment
  SBBG5098  Chylismia brevipes K. K. Muller 1958-3-22 916 Riverside Hwy 60, 7 mi E of Desert Center Comment
  RSA0123363  Chylismia claviformis subsp. aurantiaca Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9041 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
  UC1184360  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11476 Riverside 5.5 mi se Painted Canyon turnoff; Box Canyon Comment
  UC700979  Chylismia claviformis subsp. aurantiaca Aven Nelson, Ruth A. Nelson 1939-3-22 3215 Riverside Hwy 99 near Palm Springs Comment
  JOTR38693  Chylismia claviformis subsp. claviformis Hodges, Stephen R. 2017-2-7 709 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
  RSA0121003  Chylismia claviformis subsp. claviformis Duncan S. Bell, LeRoy Gross 2016-3-8 8830 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.75 air miles north of the Bradshaw Trail. 466 Comment
  JEPS23456  Chylismia claviformis subsp. peirsonii W. L. Jepson 1927-4-14 11706 Riverside Silent Canyon foothills Santa Rosa Mts. (se end of mts.) 304 Comment
  RSA759591  Cirsium occidentale R. Weatherby 1950-5-18 1385 Riverside Hagador Canyon. Santa Ana Mtns. 701 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
  RSA708171  Cirsium vulgare Scott D. White, Angelia Carey 2004-5-7 10337 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  POM226887  Cistanthe monandra L. R. Abrams 1935-4-7 13670 Riverside Gavilan Hills, 2 mi. SW. of Perris. Comment
  RSA466605  Cistanthe monandra Martha Hilend 1928-3-11 100 Riverside Morongo Pass, Colorado Desert region. Comment
  RSA680837  Cistanthe monandra Scott D. White, Michael Honer 2003-4-30 9145 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  POM48378  Cistanthe monosperma Mary F. Spencer 1919-7-6 1264 Riverside Tacquitz [Tahquitz] Meadow, San Jacinto Mountains. 2378 Comment
  UCR120323  Cistus creticus Mitch Provance 1998-7-23 910 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  UCR133448  Clarkia dudleyana Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 451 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  UCR266485  Clarkia epilobioides Mitch Provance, Eric Kline 2015-3-26 315- 44 Riverside Temecula/Murrieta Region, Murrieta, Antelope Hills neighborhood, NE corner of Menifee Rd. and Clinton Keith Rd. 424 Comment
  UCR172765  Clarkia purpurea Abby Sirulnik, Ian G. Gillespie 2000-5-14 51 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
  SDSU8709  Clarkia purpurea subsp. quadrivulnera H. Wedberg 1962-5-23 938 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  RSA707889  Clarkia similis Scott D. White, Angelia Carey 2004-4-16 10159 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR44184  Clarkia similis A. C. Sanders, B. Pitzer 1986-4-30 6476 Riverside San Jacinto Mtns., lower Bee Canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  CSUSB249  Clarkia unguiculata Pam Maynard 1974-5-16 Riverside Fairmount Park in city of Riverside. On the southern border of the park, on a dry slope. 603 Comment
  UCR108859  Claytonia parviflora Heidi A. Haid 1968-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  POM13461  Claytonia parviflora subsp. viridis P. A. Munz 1922-5-19 5394 Riverside Keen Camp, San Jacinto Mountains. 1463 Comment
  SD133030  Claytonia parviflora subsp. viridis Scott White 1991-5-10 91 140 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs 548 Comment
  RSA469297  Claytonia perfoliata subsp. perfoliata N. C. Cooper 1944-5-21 1301 Riverside San Jacinto Mountains, West side 915 Comment
  RSA221081  Clematis lasiantha E. W. Lathrop 1966-4-28 6220 Riverside 4 mi. west of Corona between Tin mine Canyon and Santiago Peak, Skyline Drive. 610 Comment
  SD186309  Clematis lasiantha Andy C. Sanders, Mike Misenhelter 2005-6-15 31002 Riverside Sage-Auanga 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 640 Comment
  VVC426  Clematis lasiantha A. C. Sanders 1997-5-4 20675 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. N of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon. 1098 Comment
  POM254915  Cleome isomeris P. A. Munz 1940-3-24 15713 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA650744  Cleome isomeris R. J. Silva 1949-2-15 s.n. Riverside Found 15 mi. east of Beaumont. 716 Comment
  SBBG70871  Coleogyne ramosissima R. H. Nordhoff 1940-11-11 591 Riverside Morongo Pass Comment
  RSA0117409  Collinsia concolor Peter H. Raven 1958-5-18 12969 Riverside San Jacinto Mountains; Hemet Meadows. Comment
  RSA0117441  Collinsia concolor Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 132 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  UC1518619  Collinsia concolor Drs. Fosberg, Sachet, & Herbst 1983-4-23 55457 Riverside 3.3 mi n Whitewater Post Office (side canyon on w side of Whitewater Canyon); San Bernardino Mtns 594 Comment
  RSA0117418  Collinsia concolor D. Charlton 1988-5-21 1969 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on Hwy 74. 1829 Comment
  RSA359865  Collinsia concolor Steve D. Boyd 1986-4-2 1616 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR268293  Collomia grandiflora Jim Andre 2012-6-15 30528 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  JEPS13822  Colubrina californica Marjorie D. Clary 1935-11-17 2568 Riverside three mi e Mecca-Blythe Road; SE Colorado Desert, southeast slope of Eagle Mountains Comment
  UCSB37346  Colubrina californica Jones, C. 1979-3-27 Riverside southeast facing canyon about 300 yards from unnamed dirt road approximately 5 miles north of I-10, 4 miles west of Desert Center 426 Comment
  UCR37032  Commelina benghalensis A. C. Sanders 1984-7-18 5108 Riverside Residence of O.F. Clarke, 1012 Spruce Street 305 Comment
  UCR207186  Conium maculatum O. F. Clarke 2003-6-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR207235  Conium maculatum O. F. Clarke 2007-4-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SBBG94914  Convolvulus arvensis E. LaRue 1990-4-10 Riverside midway between Pauba Valley and Wolf Valley, 1/2 mi N of the Pechanga Indian Reservation 365 Comment
  RSA535086  Convolvulus simulans Steve Boyd 1991-5-10 6219 Riverside Temescal Canyon, E base of Santa Ana Mountains. Terrace escarpment just SE of Indian Truck Trail offramp of I-15, S of DePalma Road. 366 Comment
  UCR65286  Convolvulus simulans Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3890 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  UCR151096  Cordylanthus nevinii Scott D. White, Julie Greene 1998-8-1 6968 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  UCR242667  Cordylanthus nevinii A. C. Sanders 2013-7-6 40848 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11, at and near sharp bend 1857 Comment
  RSA226545  Cordylanthus rigidus subsp. setiger C. W. Tilforth 1970-9-2 304 Riverside Common at lower elevation along fire road to Santa Rosa Mountain. Comment
  UC26350  Cordylanthus rigidus subsp. setiger H. M. Hall Aug. 1901 2621 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  RSA757614  Coreopsis bigelovii LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4344 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
  LA205801  Corethrogyne filaginifolia Harlan Lewis; 1939-10-23 1023 Riverside 1523 Comment
  POM230198  Corethrogyne filaginifolia I. W. Clokey, E. G. Anderson 1933-8-21 6962 Riverside N Fork San Jacinto River. 1500 Comment
  UC1424862  Corethrogyne filaginifolia J. Sauer and F. Vasek 1973-9-26 5545 Riverside sw Murrieta; Mesa de Colorado Comment
  POM13258  Cornus glabrata P. A. Munz 1922-6-24 5806 Riverside Pipe Creek, Kenworthy 1524 Comment
  RSA0042781  Cornus nuttallii Nancy Anderson 1955-5-22 s.n. Riverside Dark Canyon. 1676 Comment
  UCR128896  Coronopus didymus A. C. Sanders, E. J. Lawlor, Don Pendleton 1992-3-21 12073 Riverside Sonoran (Colorado) Desert, Coachella Valley, Oasis Date Garden, 4.4 miles north of Mecca on Hwy 111 near Ave. 59 -44 Comment
  RSA0120486  Coryphantha alversonii Duncan S. Bell, Thomas Stoughton 2016-3-17 8962 Riverside Orocopia Mountains; east side of the range; collecting in rocky hills to the west of Red Cloud Wash. 531 Comment
  SEINET11044816  Coryphantha alversonii Marc A. Baker, Michelle Cloud-Hughes 2011-1 Riverside Comment
  UCR4049  Cotula coronopifolia Carole Sims 1965-3-25 s.n. Riverside Santa Ana River Valley, Sandy south bank of Green River in area c. 100 yds east of Green River Shell Service Station, just before the Orange Co line of Riverside Fwy (91) 213 Comment
  UCR281252  Crassula aquatica Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 34 Riverside Perris-Aguanga Basin, Menifee, SE corner of Musick Rd. and Murrieta Rd. 454 Comment
  CHSC463  Crassula connata S. Westerberg 1938-4-1 Riverside Lake Elsinore. Comment
  OBI8335  Crassula connata David J. Keil, Malcolm McLeod 1977-3-26 12026 Riverside 0.7 mi W of jctn with Riverside County Rd R-3 (to Hemet) along Calif Rte 79 549 Comment
  SD143943  Crassula connata A. C. Sanders 1997-3-1 19706 Riverside Box Springs Mountains; Coyote Hill and ridge south and southeast of the UCR Botanic Garden. 420 Comment
  SDSU17484  Crassula connata Jerry Jenkins 2001-3-30 2001 -004 Riverside Santa Margarita Ecological Reserve. Field by station. UTM zone 6, 482100E, 3699010N. UTM transfered to GIS. Comment
  UCR84600  Crassula connata Scott D. White, S. Ogg 1994-4-21 1968 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  CAS-BOT-BC181566  Crossosoma bigelovii Theodore Labouchere 1915-4-15 236 Riverside Tahquitch Canyon, borders of the Colorado Desert on the easterly side of San Jacinto Mountain Comment
  SEINET3083387 Image available Crossosoma bigelovii P. A. Rauch 1968-2-22 Riverside Cottonwood Canyon, San Bernardino Mts. Comment
  UCD166244  Crossosoma bigelovii Jack Major 1962-4-17 778 -a Riverside Along the west facing wall of Whitewater Canyon, just east of San Gorgonio Pass, north of US HWYs 60 and 70, (modern Interstate 10 in this locality). (Exact location unknown. Coordinates estimated by label maker.) 670 Comment
  RSA33866  Croton californicus N. C. Cooper 1943-9-10 918 Riverside Banning. 610 Comment
  RSA785951  Croton californicus J. Andre, G. L. Clifton 2011-2-22 17471 Riverside Coachella Valley; just south of I-10 at Amtrak train station parking, just west of N Indian Canyon Drive 186 Comment
  UC708730  Croton californicus H. K. Wagnon 1944-4-2 380 Riverside along fence w cold storage plant; Palm Springs, Torney General Hospital Comment
  RSA339627  Croton californicus var. mohavensis R. F. Thorne, C. W. Tilforth 1980-5-28 54159 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  SEINET238507 Image available Crypsis schoenoides A. C. Sanders, Mitch Provance 1999-9-26 23082 Riverside San Jacinto Mountains: McMullen Flat at Valley High County Park 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road. 1030 Comment
  RSA612618  Cryptantha D. L. Banks, Victor Steinmann 1997-3-13 1503 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  POM15232  Cryptantha angustifolia Mary F. Spencer 1922-3-26 2010 Riverside Mecca -49 Comment
  RSA3966  Cryptantha barbigera C. B. Wolf 1932-4-29 3105 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 243 Comment
  RSA517934  Cryptantha barbigera Steve Boyd, Orlando Mistretta 1986-3-13 1407 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  RSA795812  Cryptantha barbigera C. P. Cowan 1978-4-23 1173 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  SEINET3083687 Image available Cryptantha barbigera Andrew C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16130 Riverside Sonoran (Colorado) Desert; mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10, Coachella Valley 329 Comment
  JOTR34202  Cryptantha barbigera var. barbigera La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2994 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  RSA777393  Cryptantha barbigera var. barbigera Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 791 Riverside Mecca Hills, just south of Shaver's Well 305 Comment
  UCR120565  Cryptantha barbigera var. fergusoniae Helen Kennedy, T. B. Salvato 2002-2-2 5447 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  CAS-BOT-BC218863  Cryptantha costata Carl B. Wolf 1932-4-29 s.n. Riverside EASTERN COLORADO DESERT. 3 MI. SO. OF RICE ON BLYTHE ROAD. 213 Comment
  SD240917  Cryptantha costata Dave Silverman 2010-3-24 7824 Riverside South Palen Lake, Chuckwalla Valley, 5.1 km SE of Sidewinder Well, 2.7 km SW of Palen Dunes Dr., and 3.4 km N of Interstate 10 132 Comment
  RSA0078806  Cryptantha cycloptera Steve Boyd, Sara Meury, R. Noyes, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2159 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  POM254900  Cryptantha dumetorum P. A. Munz 1940-3-24 15708 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA0108939  Cryptantha inaequata Duncan S. Bell, Amanda Bell 2012-1-28 3071 Riverside East side of the Arica Mountains; collecting in Rice Valley, approximately 6 air miles southeast of the ghost town of Rice. 202 Comment
  RSA762387  Cryptantha intermedia Mitch Provance 2003-4-26 9896 Riverside northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 274 Comment
  SBBG34217  Cryptantha intermedia H. Haid 1969-5-11 Riverside Bautista Cyn, ca. 20 mi SE of Hemet 914 Comment
  UC1605428  Cryptantha intermedia Steve Boyd 1986-4-2 1600 Riverside Harford Springs Co. Park Gavilan Hills, Gavilan Plateau, Harford Springs Co. Park 609 Comment
  UCR249633  Cryptantha intermedia Mike Bell 2008-3-19 038 Riverside Sonoran (Colorado) Desert/San Bernardino Mtns., Bonnie Bell, along Whitewater River c. 2 miles north on Whitewater Canyon Rd. from I-10 freeway 537 Comment
  UCR250557  Cryptantha intermedia A. C. Sanders 2014-4-9 41002 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.4 km south of El Hermano Rd., NW of Corona (Lee) Lake 331 Comment
  UCR87636  Cryptantha intermedia A. C. Sanders 1994-5-29 14547 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  RSA0076112  Cryptantha intermedia J. D. Olmsted 1962-5-2 3446 Riverside By saddle just north of highest part of Box Spring Mountains. By road from Pigeon Pass. 777 Comment
  RSA0075621  Cryptantha intermedia var. johnstonii J. Mark Porter, V. Soza, Gary Wallace 2001-4-2 12337 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA0075625  Cryptantha intermedia var. johnstonii Michael Honer, L. Hulse 2005-3-7 2034 Riverside Little San Bernardino Mountains region: Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. 488 Comment
  JOTR28747  Cryptantha maritima La Doux, Tasha, Bill Truesdell 2004-2-24 1029 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  UCR138588  Cryptantha maritima Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1318 Riverside Western Colorado Desert, Mecca Hills: Painted Canyon north of Hwy 195 Comment
  POM99142  Cryptantha maritima Marcus E. Jones 1926-2-16 s.n Riverside Corn Spring, Chuckwalla Mountains, Colorado Desert. Comment
  SDSU18679 SDSU18679
Image available
Cryptantha maritima var. maritima Kristen Hasenstab, M. G. Simpson 2008-4-1 45 Riverside In Fan Canyon, just inside the boundary for Joshua Tree National Park. Located in a wide desert wash. 607 Comment
  SDSU21775  Cryptantha maritima var. pilosa Duncan S. Bell 2011-4-7 2164 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests well, or approximately 2 miles southwest of the ghost town of Rice. 357 Comment
  UC24836  Cryptantha micrantha Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  RSA771752  Cryptantha micrantha var. micrantha Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4629 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA586298A  Cryptantha microstachys D. L. Banks, S. D. Boyd 1995-5-3 0209 A 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
  UCR115432  Cryptantha microstachys Scott D. White, D. E. Bramlet 1999-4-22 7244 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR20918  Cryptantha muricata A. C. Sanders 1978-7-5 00205 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  UCR84654  Cryptantha muricata Scott D. White, S. Ogg 1994-4-21 1980 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCSB46749  Cryptantha muricata Roos, John 1950-4-15 Riverside Summit of Reche Canyon 792 Comment
  RSA0079563  Cryptantha muricata var. jonesii R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38079 -A Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  RSA703811  Cryptantha nevadensis LeRoy Gross 2005-3-3 1597 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  RSA0106759  Cryptantha pterocarya var. cycloptera Duncan S. Bell, Amanda Turek 2009-3-29 142 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; large narrow canyon to the west of Priest Mine. 420 Comment
  RSA796031  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2009-4-18 254 Riverside Arica Mountains: southeast side of range, approximately 1.7 air miles west of Priests Well. 463 Comment
  RSA0079328  Cryptantha pterocarya var. purpusii J. R. Bruff 1928-4-2 s.n. Riverside Canyon wash 1 mile west of Morengo. Comment
  RSA0043033  Cryptantha racemosa Duncan S. Bell, Evan Meyer 2014-4-3 6534 Riverside Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  POM259688  Cryptantha utahensis P. A. Munz 1940-3-23 15718 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  SDSU18704  Cryptantha utahensis Kristen Hasenstab, M. G. Simpson 2008-4-2 63 Riverside Joshua Tree National Park. Southeast end of Hidden Valley, 350 ft east of Hidden Valley Nature Loop trail, hidden from the trail by a large formation of rocks. 0.26 miles west of Hidden Valey Picnic Area. Plant was located under a Pinus monophylla. 1322 Comment
  POM204501  Cucurbita palmata M. French Gilman 1934-10-3 s.n. Riverside Cabazon. Comment
  RSA520946  Cuscuta californica Steve Boyd, D. E. Bramlet 1988-10-8 2870 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  RSA638871  Cuscuta ceanothi Scott D. White 1998-10-13 7182 Riverside Corona, near Bedford canyon: Dissected alluvial slope, foothills at eastern slope of Santa Ana Mts. 'Joseph Canyon' wash near a disused quarry. 335 Comment
  RSA0105841  Cuscuta pentagona Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  RSA0073879  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2013-4-15 17729 Riverside Chuckwalla Mountains, Corn Springs Wash, 5km west of Aztec Well, 74km east of Indio. 760 Comment
  RSA297076  Cymopterus panamintensis var. acutifolius John F. Emmel 1974-4-27 486 Riverside Canyon 0.4 air mile NE of peak 3263 on 1956 USGS topographic quad. N end Coxcomb Mts. 762 Comment
  SEINET4358094 Image available Cynanchum utahense Duncan S. Bell 2011-10-22 3005 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
  CHSC36065  Cynodon dactylon Paul Bailey 1972-5-14 131 Riverside Roadside 5 miles SE of Temecula, Hwy S 16, Pechanga Canyon. 670 Comment
  CAS-BOT-BC114541  Cyperus eragrostis Scott D. White 1996-9-22 4540 Riverside Perris: Nuevo Road near intersect. w/Wilson Ave., W of the San Jacinto Riv crossing. 432 Comment
  CAS-BOT-BC114416  Cyperus erythrorhizos John C. Roos 1951-9-25 5249 Riverside Common in mud at edge of lake, Fairmount Park. 259 Comment
  UCR188894  Cyperus erythrorhizos Fred M. Roberts, S. Leatherman 2007-9-19 6588 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  RSA500542  Cyperus involucratus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3568 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  POM123345  Cyperus laevigatus Marcus E. Jones 1925-4-24 s.n. Riverside Thousand Palms Comment
  UCR199768  Cyperus niger Scott D. White, Angelia Carey and Linda Archer 2004-8-5 10680 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
  UCSB38376  Cyperus rotundus G. Poinar 1962-10-19 2 Riverside IN ORANGE GROVE RIVERSIDE Comment
  SEINET9886881 Image available Cyperus squarrosus Andrew C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23063 Riverside San Jacinto Mtns.; NW shore of Lake Hemet, at Forest Service day use area; TRS: 6S 3E 8 NW/4 1322 Comment
  UCR274879  Dalbergia sissoo John F. Green 2015-12-16 s.n. Riverside Sonoran(Colorado) Desert/E Foothills Peninsular Range, La Quinta, canyon wash alongside 'The Quarry' golf course, c. 1 km west of Lake Cahuilla 70 Comment
  HSC47600  Dalea mollis Richard Spjut 1975-5-10 5035 Riverside N face of Chuckawalla Mts., 2.7 mi. S of Desert Center. 335 Comment
  RSA675051  Dalea mollis Scott D. White, Bill La Haye 2001-4-28 8432 Riverside Colorado Desert: Coachella Valley, east of Dillon Road, ca. 6 road miles north of the I-10 Freeway. 137 Comment
  UCR182832  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5757 Riverside NE Riverside Co., Rice Valley, SE of Danby Dry Lake, south of Highway 62, along Midland (Blythe-Rice) Road, south of railroad crossing 234 Comment
  UC863725  Dalea mollissima C. L. Hitchcock 5846 Riverside ca. 12 mi. e. Indio Comment
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Oct 16 2011
  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
  SD229294  Datura wrightii Dick Schwenkmeyer 2013-6-11 909 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  RSA0020084  Datura wrightii Elizabeth A. White 1928-4-5 s.n. Riverside Near Palm Springs. Comment
  POM265809  Daucus pusillus J. C. Roos 1937-5-2 1399 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra [Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce., Owned by city of Riverside ca. 2000 Comment
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May 21 2009
  UCR250194  Daucus pusillus A. C. Sanders 2014-4-8 40984 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.35 km NW of El Hermano Rd., c. 0.95 km SE of I-15 crossing 315 Comment
  UCR252704  Deinandra fasciculata R. E. Riefner Jr. 2009-6-19 09- 136 Riverside Moreno Valley, northeast c. 0.15 mi from intersectin of Nason Street and Ironwood Avenue, west of Moreno Beach Drive, north of Moreno Valley Fwy (60) 592 Comment
  UC1930969  Deinandra kelloggii Mitch Provance 2005-5-17 6551 Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, ca. 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 Comment
  CAS-BOT-BC291901  Deinandra mohavensis A. C. Sanders; Steve Boyd; Jeff Ross; Mitch Provance 1998-10-25 22271 Riverside San Jacinto Mtns.: Mt. Edna Road, ca. 0.2 mi. west of Hwy 243 1159 Comment
  CAS-BOT-BC334480  Deinandra paniculata R. E. Riefner, Jr. 2010-6-5 10 -50 Riverside City of Riverside, Sycamore Canyon Park, W ca 0.5 mi from Cottowood Ave. and Sycamore Canyon Blvd. 135 Comment
  UC1787311  Deinandra paniculata A. C. Sanders, Kelly Volansky 2003-10-16 27335 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 533 Comment
  SEINET3159336  Delphinium parishii S. B. Parish 1907-4-18 6074 Riverside western border of the Colorado desert; from type? station 150 Comment
  UCR18681  Delphinium parishii Frank C. Vasek 1973-6-8 730608- 14 Riverside Santa Rosa Mtns, Slope above Garnet Queen Creek Comment
  CAS-BOT-BC7977  Delphinium parishii subsp. parishii Emmet Rixford 1917-4-17 S.N. Riverside Coachella Valley. Comment
  RSA591819  Delphinium parryi E. W. Lathrop 1969-5-8 7016 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA618173  Delphinium parryi D. L. Banks 1997-5-5 2013 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., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  UCR213831  Delphinium parryi Scott D. White, Justin M. Wood 2009-5-21 12846 Riverside San Jacinto Mountains, McMullen Flat area, 0.35 north on Valley Hi Drive, from intersection with Twin Pines Road 1201 Comment
  RSA700102  Delphinium parryi subsp. parryi Virginia Moran 2003-5-23 s.n. Riverside Wilson Valley Mitigation Bank, managed by the Center fot Natural Lands Management. Section 33 of two that comprise mitigation bank. (Section 27 and 33). Accessed from Wilson Valley Road. Comment
  RSA0020478  Delphinium parryi subsp. parryi Harlan Lewis 1941-7-7 s.n. Riverside Lake Hemet Comment
  CAS-BOT-BC198169  Deschampsia danthonioides Frank W. Peirson 1922-5-19 3022 Riverside 10 mi. NE of Murietta along roadside, Menifee Valley Comment
  RSA86763  Deschampsia danthonioides var. gracilis F. W. Peirson 1922-5-19 3022 Riverside 10 miles northeast of Murrieta. Comment
  UCR67329  Deschampsia danthonioides var. gracilis A. C. Sanders, E. Rey, D. Willick 1991-4-19 10926 Riverside Edgemont area, east of Sycamore Canyon. 0.8 mile west of Hwy I-215, on Eastridge Dr. (=Eucalyptus), just west of Pepsi Plant 466 Comment
  UC1931069  Descurainia adenophora Scott D. White, Justin Wood 2008-7-8 12386 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  POM13162  Descurainia obtusa subsp. adenophora P. A. Munz 1922-7-4 5975 Riverside Kenworthy. 1418 Comment
  CAS-BOT-BC43359  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-1 5911 Riverside Cottonwood Spring wash. Comment
  RSA500069  Descurainia pinnata subsp. glabra Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3242 Riverside Vail Lake area, Butterfield Valley, SE of Lake near Temecula Creek. 487 Comment
  UC856000  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-1 5911 Riverside Cottonwood Spring wash; Joshus Tree National Monument Comment
  RSA0013031  Descurainia sophia LeRoy Gross, Caitlin Elam 2013-5-14 6050 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  CLARK-A1528-682  Dicentra chrysantha Steven J. Southwell 1971-5-23 Riverside Santa Ana Mountains Comment
  SD185234  Dicentra chrysantha T. B. Salvato, John F. Green 2004-5-27 704 Riverside Head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  SEINET2084064  Dicentra chrysantha G. Rink 1999-9-22 sn Riverside San Jacinto Mountains, next to Highway. 243, 8 miles south of Banning, 1250 Comment
  RSA652656  Dichelostemma capitatum subsp. pauciflorum W. M. Zabriskie 1973-3-21 140 Riverside Beeseep Canyon, Deep Canyon drainage, N slope Santa Rosa Mtns. 304 Comment
  UCSB22206  Dichelostemma capitatum subsp. pauciflorum Keefe, Joseph 1967-3-24 Riverside 1/3 mile east of Tahquitz Waterfall, Tahquitz Canyon, 3 miles west of Palm Canyon Boulevard, Palm Springs 182 Comment
  UCR109774  Dicoria canescens R. D. Goeden, Don W. Ricker 1985-10-12 s.n. Riverside Sonoran Desert, c. 7 mi. south of Granite Pass, west side of Desert Center-Rice Road (Hwy 177), 21.8 miles north of Desert Center, 5.1 miles south of junction with Highway 62 285 Comment
  GMDRC9801  Diplacus bigelovii J. M. Andre 2017-3-1 38010 Riverside Eagle Mountains: south end of range, 2.8 mi. north of Interstate 10 at Hayfield Rd exit 506 Comment
  CAS-BOT-BC150941  Diplacus bigelovii var. bigelovii Milo S. Baker 1928-4-3 3285 b Riverside Palm [Canon] Canyon Comment
  CAS-BOT-BC153099  Diplacus fremontii Wesley Griesel 1962-6-29 s.n. Riverside Dork Canyon, San Jacinto Mts. 1920 Comment
  RSA0018435  Diplacus longiflorus var. calycinus N. C. Cooper 1944-7-15 1554 Riverside Idlewild [Idyllwild], San Jacinto Mountains. 1524 Comment
  RSA0018431  Diplacus longiflorus var. longiflorus Scott D. White, Michael Honer 2004-4-6 10042 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  SEINET8370224  Diplacus puniceus L. P. Janeway 2004-8-5 8066 Riverside Peninsular Ranges; Santa Ana Mountains, Los Alamos Canyon near mouth of Wildhorse Canyon, where Wildomar Road crosses the creek; on slope above road, bottom of the canyon. 421 Comment
  SBBG541  Distichlis spicata H. and M. Dearing 1936-12-25 Riverside near Thousand Palms Comment
  RSA796748  Ditaxis neomexicana J. Andre 2012-4-11 20842 Riverside Orocopia Mountains: north end of range, along dirt road 2.8 mi due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit. 624 Comment
  JEPS52437  Ditaxis serrata W. L. Jepson 1928-4-25 12630 Riverside Pinto Basin, S Mohave Desert 822 Comment
  POM305626  Dithyrea californica Henry J. Ramsey, Henry J. Ramsey 1937-2-26 873 Riverside Whitewater. Comment
  RSA0019474  Dithyrea californica J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24390 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  UC856054  Dithyrea californica I. W. Clokey and B. C. Templeton 1930-4-9 4707 Riverside n Palm Springs; Colorado Desert 170 Comment
  CDA36024  Dittrichia graveolens Lee Jones 2010-11-19 s.n. Riverside Beaumont; San Timoteo Canyon Rd. at entrance to golf course maintenance bldg., c. 1.8 mi. west of intersection with I-10. Comment
  UC22357  Dodecatheon alpinum H. M. Hall 1897-8-11 801 Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
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Jun 8 2012
  UC64315  Downingia cuspidata Miss Etta McEuen 1897-4-19 484 Riverside Menifee Comment
  JEPS53492  Draba corrugata var. saxosa F. M. Reed 1908-7-11 2517 Riverside summit of San Jacinto Peak 3291 Comment
  POM11499  Draba saxosa P. A. Munz 1922-7-6 6021 Riverside Between Hidden Lake and Round Valley. 2561 Comment
  RSA530890  Draba saxosa I. M. Johnston 1928-9-3 s.n. Riverside Mt. San Jacinto. 3288 Comment
  RSA692504  Dryopteris arguta Norman C. Cooper 1944-5-21 1248 Riverside San Jacinto Mountains, West side 915 Comment
  UCR92777  Dryopteris arguta D. L. Banks, Steve Boyd 1995-2-16 51 Riverside Peninsular Range; Agua Tibia Mountains, Cleveland National Forest, Agua Tibia Wilderness Area: N slope of Agua Tibia Mtn, south of the Dripping Springs Alcove, east of the Woodchuck Trail 829 Comment
  RSA502499  Dudleya lanceolata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3741 Riverside Vail Lake area, S flank of Oak Mountain, N of the lake. 549 Comment
  RSA0047811  Dysphania pumilio A. C. Sanders 2013-7-6 40841 Riverside Idyllwild, SE part of town near Saunders Meadow, west end of Tahquitz View Dr. toward Crestview Dr. 1707 Comment
  UCR168264  Dyssodia porophylloides Scott D. White 2001-4-3 8263 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
  SEINET8060926 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 13 Riverside Barstow SE quad. Barstow Rd. entry to BLM limited use land. N of saloon. West side of Rd. on low hill. Stoddard Valley. between power lines to the south, and double power lines to the north. Directly under power lines, near base of tower. West of the hill 900 Comment
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Jun 5 2016
  UCR241259  Echinocereus engelmannii var. engelmannii Jeffrey Ross 1998-4-21 s.n. Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, below mouth of Lion Canyon along the road toward the canyon from Deep Creek Rd. 569 Comment
  CLARK-A1656-850  Echinochloa colona Jon Mark Stewart 1983-11-6 83-56 Riverside Palm Desert 60 Comment
  UCR82218  Echinochloa crus-galli J. M. Stewart 1994-5-2 846 Riverside Sonoran (Colorado) Desert, Thermal. Fillmore St and Avenue 64 Comment
  UCR92782  Echinochloa crus-galli Scott D. White 1995-7-7 4355 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  SEINET3082987 Image available Echinocystis macrocarpa Norman C. Cooper 1947-4-4 2026 Riverside Los Alamos Canyon, Elsinore. Comment
  UC1755  Eleocharis bella H. M. Hall Jun 1901 2232 Riverside Onstatts Valley San Jacino Mountains 1524 Comment
  CAS-BOT-BC112918  Eleocharis macrostachya Robert F. Thorne; E. Lathrop; S. J. Carlquist 1968-4-18 34756 Riverside Shallow water at W end of vernal marsh on Mesa de Colorado, Rancho California. 670 Comment
  UCR118160  Eleocharis montevidensis S. J. Myers, Chet McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA191443  Eleocharis montevidensis var. montevidensis E. W. Lathrop, Robert F. Thorne 1967-9-26 6629 Riverside 6 miles NW of Murrieta. Comment
  RSA515312  Eleocharis palustris Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, NE of Mesa de Burro, creek below Guava-De Luz Road, approximately 1.5 miles SW of intersection with Hayes Avenue. 610 Comment
  RSA743553  Eleusine coracana subsp. africana R. E. Riefner 2003-12-20 3 -548 Riverside Near Jurupa, Hellman Ave. at Pine Ave. 195 Comment
  UCR19371  Elymus condensatus John C. Roos 1965-6-19 s.n. Riverside Peninsular Range; Santa Ana Mtns, Sky Line Drive, south of Corona Comment
  SD144124  Elymus glaucus subsp. glaucus Scott D. White 1996-8-16 4483 Riverside Idyllwild Area: Southwest of Pine Cove and West of Bear Trap Canyon, in watershed above Alvin Meadows, (tributary to Toll Road Canyon) 1707 Comment
  UCR132702  Elymus triticoides A. C. Sanders, O. F. Clarke 1991-6-10 11138 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  HSC25791  Emmenanthe penduliflora Richard Spjut 1972-3-30 2348 Riverside Just SW of Coahulla Indian Reservation, ca. 2 miles E on Hwy. 71 from jct. 79 (near San Diego County Line) 1220 Comment
  SD232263  Emmenanthe penduliflora Steve Boyd, Amber Maurice, Pesach Lubinksy, Leland Lubinsky 2003-4-17 10461 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SD4048  Emmenanthe penduliflora Fidella G. Woodcock 1926-3-15 Riverside Palm Springs (mak 7/07) Comment
  UCR896  Emmenanthe penduliflora J. E. Dimitman 1957-5-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon 915 Comment
  LA206365  Encelia actoni Norman C. Cooper; 1944-5-6 1195 Riverside Banning, along railroad 701 Comment
  POM262947  Encelia actoni J. C. Roos 1941-5-10 s.n. Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  RSA502503  Encelia actoni Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3723 Riverside Vail Lake area, recently burned hills SE of lake, S of Hwy 79. 488 Comment
  UCR60931  Encelia actoni Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3723 Riverside Peninsular Range, Vail Lake area, recently burned hills SE of lake, south of Hwy 79 488 Comment
  CAS-BOT-BC131317  Encelia farinosa Alice Eastwood 1913-4-30 s.n. Riverside Palm Springs Comment
  CLARK-A1528-1809  Encelia farinosa John C. Roos 1952-4-9 5509 Riverside Riverside 335 Comment
  RSA660554  Encelia farinosa Bruce Albert 1982-4-17 13 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  RSA696888  Encelia farinosa W. Marquart 1938-3-12 s.n. Riverside 15 mi. W. of Desert Center on main highway. Comment
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Apr 5 2011
  SD187349  Encelia farinosa Scott D. White, Angelia Carey 2004-4-16 10172 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 548 Comment
  UC1777709  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside near Blythe (6.2 miles west of junction of Hwy 78 and Hwy 60-70); ; [6.7 miles west of junction...](label reads 6.7, assumed to be in error, by inference from five records of duplicates in database) Comment
  UC1922403  Encelia farinosa Naomi Fraga, Lisa Rojas 2005-2-10 1374 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCD131203  Encelia farinosa Curtis Clark 1975-3-22 452 Riverside road to Joshua Tree National Monument, north of Interstate Highway 10, south of Monument boundary. Comment
  SEINET3146517  Encelia frutescens L. S. Rose 1935-12-23 35701 Riverside Colorado Desert; above Deep Cyn., San Jacinto Mts., 22 mi. S of Cathedral City 1067 Comment
  HSC82829  Ephedra aspera A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6142 Riverside N foot of the Chuckwalla Mtns., 2.75 mi. SE of Desert Center 367 Comment
  RSA107852  Ephedra californica L. S. Rose 1955-3-14 55028 Riverside Whitewater Wash, 3 mi se. of Palm Springs Station. 305 Comment
  SBBG88010  Ephedra californica A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6142 Riverside N foot of the Chuckwalla Mtns, 2.75 airline mi SE of Desert Center 365 Comment
  SD229018  Ephedra californica Dick Schwenkmeyer 2012-11-6 858 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  UCR275148  Ephedra trifurca David Fraker, Aaron C. Sedgwick 2012-3-27 039 Riverside Central Mojave Desert, Owl Canyon [in Rainbow Basin Natural Area], by Owl Canyon Campground 973 Comment
  SEINET3220674 Image available Ephedra viridis P. Leary 1975-4-12 1049 Riverside 3/4 mile N of Sheep Pass, Joshua Tree National Monument. 1402 Comment
  UCR101463  Epilobium brachycarpum A. C. Sanders, K. C. Rose 1998-9-29 22248 Riverside San Jacinto Valley, west edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills 459 Comment
  UCR201818  Epilobium campestre Karin Cleary-Rose, G. Nuhn 1995-7-20 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, west edge of Hemet, 19 acre parcel on the Wilhelm Ranch, between Hwy 74 and Whittier Ave, at south end of Hyatt Ave., west of the San Diego Aqueduct 457 Comment
  RSA9685  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-10-3 197 Riverside Strawberry-Tahquitz Valley Trail, San Jacinto Mountains. 2348 Comment
  SD129445  Epilobium ciliatum J. Hirshberg 1989-7-25 Riverside Butterfield country, southwest of Vail Lake. Comment
  RSA698275  Epilobium ciliatum subsp. ciliatum J. R. Bruff 1934-6-19 529 Riverside 2 mi. above Snow Creek Fish Hatchery Base of San Jacito. Comment
  UC162736  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1896-9-3 323 Riverside San Jacinto Mountains Comment
  SBBG60209  Epilobium oregonense R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
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Sep 7 2011
  SD197838  Epilobium pygmaeum Karin Cleary-Rose, G. Nuhn 1995-7-20 Riverside Perris-Aguanga Basin: west edge of Hemet, 19 acre parcel on the Wilhelm Ranch, between Highway 74 and Whittier Avenue, at south end of Hyatt Avenue, west of the San Diego Aqueduct. 456 Comment
  RSA381719  Epipactis gigantea George Henry Grinnell 1923-5-26 s.n. Riverside Riverside. Comment
  RSA381722  Epipactis gigantea M. B. Dunkle 1933-5-6 3423 Riverside Andreas Canyon, Colorado Desert. Comment
  UCR19156  Epipactis gigantea John C. Roos 1948-5-15 3838 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Lost Palms Canyon Comment
  UCR3709  Epipactis gigantea Frank C. Vasek 1964-7-25 640725- 03 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  RSA586936  Equisetum laevigatum Darin L. Banks, Peter Morrell 1995-5-4 302 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, N of the Wildhorse Trail, along Arroyo Seco. 597 Comment
  JEPS74001  Eragrostis cilianensis S. B. Parish 1913-2-7 8440 Riverside Salton Sink Mecca; , Mecca 60 Comment
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Jul 7 2010
  SEINET10907798  Eragrostis diffusa Philip A. Munz 1928-9-6 Munz 11286 Riverside Hills near Santa Ana River, Ontario-to-Corona road Comment
  CDA2079  Eragrostis lehmanniana Mitch Provance 2000-10-28 2280 Riverside Jurupa Mountains; Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411. Comment
  UCR113926  Eragrostis pectinacea Mitch Provance, A. C. Sanders 2000-7-4 2080 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  SEINET3143238  Eremalche exilis Unknown 1906-1 746 a-6727 Riverside Colorado Desert @ Palm Springs. Comment
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Jul 21 2016
  UCR198170  Eremalche exilis Michael Honer, Theresa Miller 2005-3-11 2065 Riverside Northeastern Colorado Desert, Rice Valley, 4.5 mi south-southeast of Rice, 1.5 mi east of ATSF railway 220 Comment
  SBBG71536  Eremalche rotundifolia S. W. Hutchinson -Feb-1925 698 Riverside entrance to Painted Cyn Comment
  UCR251669  Eremalche rotundifolia Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 766 Riverside Sonoran (Colorado) Desert, Mecca Hills, Shaver's Well, adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC17608  Eremocarpus setiger Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  CAS-BOT-BC160057  Eremothera boothii subsp. condensata Mrs. R. W. Campbell 1922-3-12 34 a Riverside Palm Springs Comment
  UCSB4377  Eremothera boothii subsp. condensata Krogen, Roger 1957-1 Riverside Under bridge 26 mi. E of Indio on HYW 60-70 Comment
  RSA0126636  Eremothera refracta Duncan S. Bell 2016-3-4 8801 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  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
  UC880215  Eriastrum densifolium subsp. austromontanum I. W. Clokey and E. G. Anderson 1935-8-21 6829 Riverside e Keen Camp P.O. 1350 Comment
  RSA0105501  Eriastrum densifolium subsp. austromontanum Gary D. Wallace, D. H. Wilken 1966-7-3 641 Riverside San Jacinto Mtns up Thomas Mtn. Rd. west of Palm Desert. Comment
  UC1787332  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-22 102 Riverside Hwy 371, 4.5 km south of Hwy 74, south side of road, in sandy bottom of Hamilton Wash 1267 Comment
  UCR178544  Eriastrum diffusum R. G. Swinney 1967-5-26 139 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  UC52833  Eriastrum eremicum subsp. eremicum H. M. Hall June, 1901 2119 Riverside e base of mts. San Jacinto Mountains (along borders of Colorado Desert) Comment
  UCD118270  Eriastrum eremicum subsp. eremicum Collector Unknown 2016-5-19 292 Riverside Little Morongo Wash, near Warren's Ranch. Comment
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Feb 15 2013
  UCR167058  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-5-24 11099 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  VVC373  Eriastrum sapphirinum A. C. Sanders, J. Mac 1997-5-4 20680 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek. 915 Comment
  RSA0121255  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd, T. S. Ross, D. E. Bramlet 1993-5-13 7363 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
  RSA0121574  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd, Valerie Soza 2004-6-22 11546 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  RSA0122948  Eriastrum sapphirinum subsp. dasyanthum T. B. Salvato, John Green 2004-5-27 623 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
  RSA0122957  Eriastrum sapphirinum subsp. dasyanthum 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
  UCR272656  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Duncan S. Bell 2015-5-14 7374 Riverside SE San Bernardino Mtns./Sonoran Desert, White Water, along Pacific Crest Trail about 400 m south of Forks 3028, and about 450 m south of Red Dome 768 Comment
  RSA0121581  Eriastrum sapphirinum subsp. dasyanthum Percy C. Everett 1935-6-18 7176 Riverside Santa Ana Mountains, San Juan Canyon, near Ortega Highway on road [North Main Divide Road] to Santiago Pk. 701 Comment
  RSA0121585  Eriastrum sapphirinum subsp. dasyanthum F. W. Peirson 1920-6-22 4474 Riverside Dripping Spring southeast of Temecula 457 Comment
  POM359408  Ericameria linearifolia Ora M. Clark 1929-3-16 1703 Riverside South of Cabazon. Comment
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Mar 13 2011
  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
  UCR89247  Ericameria palmeri var. pachylepis Scott D. White 1995-9-22 3681 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  LA27286  Ericameria paniculata Lewis S. Rose; 1946-12-25 46307 Riverside San Gorgonia Pass, 5 mi. E of Cabazon, Comment
  RSA545219  Ericameria paniculata R. F. Thorne 1970-10 41880 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
  SD127547  Ericameria paniculata Reid Moran 1967-11-7 14648 Riverside 4 miles north of Palm Springs. 299 Comment
  UCR201444  Ericameria parishii Scott D. White, Justin M. Wood 2008-7-10 12453 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  UC1329851  Ericameria teretifolia James E. Cole 1941-10-20 929 Riverside Optimist Mine Road Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  JOTR16591  Erigeron breweri var. covillei Baker, James K. & Baker, Ilisa T. 1976-2-7 6 /17/1966 Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  UC86756  Erigeron breweri var. jacinteus A. W. Anthony 1895-7-12 Riverside San Jacinto Mountains 2438 Comment
  SD187344  Erigeron canadensis Scott D. White, Angelia Carey 2004-9-16 10757 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence with San Jacinto River. 579 Comment
  POM13575  Erigeron divergens P. A. Munz, D. D. Keck 1922-4-13 4924 Riverside Hayfields,' Chuckwalla Valley 152 Comment
  CAS-BOT-BC296238  Erigeron foliosus var. foliosus Katherine Esau 1935-6-15 s.n. Riverside Hemet Valley Comment
  SBBG88092  Erigeron foliosus var. foliosus S. Myers 1988-6-30 Riverside Murrieta area, between Interstate 15 and Jackson Street, ca. 0.5 mi SE of Inland Valley Medical Center, near Clinton Keith Rd Comment
  SEINET238534  Erigeron foliosus var. foliosus Mitch Provance 1998-6-11 651 Riverside Jurupa Mountains: NW Jurupa Mtns; S of the E extreme of Philadelphia St. 274 Comment
  CAS-BOT-BC189086  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-24 397 Riverside Water service road above crossing of Deep Canyon, N slope Santa Rosa Mountains 1316 Comment
  POM230161  Eriodictyon crassifolium I. W. Clokey, Edward Anderson 1935-4-16 6834 Riverside East of Hemet 600 Comment
  UCR131829  Eriodictyon trichocalyx Jennie Phui 1998-5-30 029 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCR241195  Eriodictyon trichocalyx Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 529 B Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  SBBG61841  Eriogonum apiculatum R. Hoffmann 1929-9-5 Riverside Strawberry Valley 2133 Comment
  POM146196  Eriogonum baileyi var. baileyi F. M. Reed 1927-10-22 5513 Riverside Big Morongo Valley, south of Mojave Desert [Riverside or San Bernardino County] Comment
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Jun 30 2012
  CLARK-A1528-3645  Eriogonum davidsonii John C. Roos 1942-10-24 2574 Riverside Joshua Tree National Monument Comment
  RSA783185  Eriogonum davidsonii Elizabeth A. Kempton, Naomi Fraga, Tim Tibault, Valentin Arvizu 2006-6-7 383 Riverside San Jacintos, near Palm View Peak, just east of Forbes Ranch Road 1879 Comment
  RSA78779  Eriogonum davidsonii Percy C. Everett, E. K. Balls, L. W. Lenz 1952-7-1 17277 Riverside 1 mi. SW of jct. with Hwy 74 along road to Anza. 1402 Comment
  UCR101592  Eriogonum deflexum Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  POM305214  Eriogonum deflexum var. deflexum Henry J. Ramsey, Henry J. Ramsey 1939-11-28 592 Riverside Indio-(20 mi. east) Comment
  POM50081  Eriogonum deflexum var. deflexum E. C. Jaeger 1925-1-12 s.n. Riverside Painted Canon, Colorado Desert. Comment
  RSA65122  Eriogonum deflexum var. deflexum F. W. Peirson 1928-11-30 8215 Riverside Near Cottonwood Spring, west end of Eagle Mountains. Comment
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Oct 9 2010
  RSA588819  Eriogonum elongatum var. elongatum D. L. Banks, S. D. Boyd 1995-10-17 772 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
  SD48523  Eriogonum elongatum var. elongatum E. K. Balls, P. C. Everett 1957-11-4 22750 Riverside granite wash, Snow Creek, about old Fish Hatchery; n. base San Jacinto Mts. 701 Comment
  SDSU6516  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 278 Riverside Along road, South side of Lake Matthews. Comment
  RSA0081620  Eriogonum fasciculatum var. polifolium Jim M. Andre 2012-4-11 20831 Riverside Joshua Tree National Park; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.6 mi. south of Cottonwood Visitor Ctr. 913 Comment
  CAS-BOT-BC253486  Eriogonum gracile Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  SDSU6523  Eriogonum gracile R. Harvin 1962-7-28 39 Riverside Roadside approx. 2 miles east of Hemet off highway 74. 914 Comment
  RSA393248  Eriogonum gracile var. gracile N. C. Cooper 1944-7-15 1549 Riverside Banning. 701 Comment
  UC1979610  Eriogonum gracile var. incultum D. L. Banks, Steve Boyd 1995-10-17 0767 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. Comment
  RSA25324  Eriogonum maculatum C. L. Hitchcock 1940-4-3 5939 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  RSA393662  Eriogonum maculatum M. B. Dunkle 1933-5-6 3404 Riverside Colorado Desert. Dry Morongo Creek Comment
  UC849226  Eriogonum maculatum I. W. Clokey 1935-4-17 6582 Riverside Cottonwood Springs Comment
  JOTR32479  Eriogonum nidularium Herskovits, Tasya 2011-5-25 15 Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large, sandy, open southeast flowing wash and Cottonwood Canyon; Small rocky ledges and outcrops bordering wash (Stop 1) Comment
  UC667355  Eriogonum nidularium Annie M. Alexander and Louise Kellogg 1941-5-15 2188 Riverside n base Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  JEPS56485  Eriogonum pusillum Marjorie D. Clary 1932-5-25 1036 Riverside between Indio and, Berdoo Canyon Pinyon Well; Colorado Desert, San Bernardino Mts., Berdoo Canyon 914 Comment
  JOTR34159  Eriogonum pusillum Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 116 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  UC668383  Eriogonum pusillum Annie M. Alexander and Louise Kellogg 1941-4-22 2056 Riverside Morongo Valley Gorge 701 Comment
  UC1329840  Eriogonum saxatile James E. Cole 1941-6-9 860 Riverside s summit of Stubby Spring Pass; Joshua Tree National Monument 1432 Comment
  CLARK-A1528-748  Eriogonum thomasii Fred B. Essig 1967-3-12 Riverside Joshua Tree Monument Comment
  JOTR33971  Eriogonum thomasii La Doux, Tasha, M. Harding 2010-4-7 2859 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  RSA339343  Eriogonum thomasii Robert F. Thorne, W. A. Tilforth 1980-5-28 54173 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA782091  Eriogonum thomasii Duncan S. Bell 2009-3-7 8 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  UCD101285  Eriogonum thomasii C. L. Hitchcock 1966-3-20 24312 Riverside just north of Milpitas Wash, Ogilby-Blythe Road. Comment
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Mar 2 2013
  UC1922711  Eriogonum thomasii Michael Honer with L. Hulse 2004-4-4 1934 Riverside Colorado Desert; Little San Bernardino Mountains region: SW base of Cottonwood Mtns., near MWD aqueduct, appx. 0.75 mi. N of I-10. E edge of Pinkham Wash. Comment
  RSA766488  Eriogonum thurberi Joseph A. Ewan 1932-4-8 s.n. Riverside Seven Palms near Garnet. Comment
  JEPS56822  Eriogonum trichopes W. L. Jepson 1927-4-12 11642 Riverside Painted Canyon Mecca Hills, Painted Canyon 76 Comment
  CAS-BOT-BC261781  Eriogonum wrightii var. nodosum Nancy Ryan Zabriskie; Walter Zabriskie 1970-11-1 330 Riverside Andreas Canyon area, east slope San Jacinto Mts. 426 Comment
  RSA450252  Eriogonum wrightii var. nodosum J. C. Roos 1967-10-28 s.n. Riverside Whitewater. 427 Comment
  POM357961  Eriophyllum confertiflorum Norman C. Cooper 1944-6-4 1373 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  UCR160059  Eriophyllum confertiflorum Steve Boyd, Valerie Soza 2004-6-22 11550 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  UC729972  Eriophyllum confertiflorum var. confertiflorum Carl B. Wolf 1932-5-25 Riverside 0.25 mi sw Summit of Moreno Grade (sw of Beaumont); Bad Lands 670 Comment
  SD37566  Eriophyllum wallacei Edith A. Purer 1935-4-21 6481 Riverside Near Palm Springs. Comment
  UCR244439  Eriophyllum wallacei Jim Andre 2012-4-16 20940 Riverside Southern Mojave Desert, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd. 990 Comment
  CDA35049  Erodium brachycarpum Scott D. White, Justin Wood 2008-3-25 11775 Riverside Perris/Elsinore Basin; Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon Morgan Property, Alberhill area. Comment
  RSA612846  Erodium cicutarium D. L. Banks 1997-3-1 1370 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
  RSA652320  Erodium cicutarium Margaret Murphy 1983-4-15 0002 -A Riverside located in the north section of [parcel] 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  UCD150436  Erodium texanum Harry A. George 1968-2-21 s.n. Riverside Joshua Tree National Monument. Comment
  SD128268  Erysimum capitatum R. Mitchel Beauchamp, R. C. Pierce 1971-3-27 2066 Riverside Along Coyote Canyon Road, Terwilliger Valley 1170 Comment
  RSA220981  Erysimum capitatum var. capitatum E. W. Lathrop 1966-5-8 6400 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  JOTR30146  Eschscholzia La Doux, Tasha 2008-2-4 1711 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  RSA0022940  Eschscholzia androuxii Verne Grant, Alva Grant 1951-4-7 15990 Riverside Below Morongo Valley on road to White Water 732 Comment
  JEPS51774  Eschscholzia californica W. L. Jepson 1914-5-25 6077 Riverside Beaumont Comment
  RSA594779  Eschscholzia californica D. L. Banks, Dylan Hannon 1996-5-3 973 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a mesic E facing slope, approximately 300 m SE of the Helipad at the upper camp sites 534 Comment
  UCR174083  Eschscholzia californica A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32544 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 564 Comment
  RSA495449  Eschscholzia californica subsp. californica Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-18 2977 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  POM9572  Eschscholzia californica var. peninsularis P. A. Munz, R. D. Harwood 1920-2-28 3271 Riverside 3 miles west of Corona. 305 Comment
  CAS-BOT-BC83178  Eschscholzia minutiflora Ynez Whilton Winblad 1937-3-21 s.n. Riverside Box Canyon, Coachella Valley. Comment
  JEPS121460  Eschscholzia minutiflora Adam C. Schneider with Will Freyman 2014-2-16 404 Riverside East side of Highway 177. Comment
  UCD95437  Eschscholzia papastillii Curtis Clark 1976-4-13 527 Riverside Mecca-Joshua Tree Road, 7 miles southwest of junction with Interstate Highway 10. Comment
  CAS-BOT-BC419606  Eschscholzia parishii W. R. Ernst 1960-3-15 720 Riverside East of Indio on Highway 60-70, about 6 miles west of Cactus City Comment
  CAS-BOT-BC419622  Eschscholzia parishii Ynez Whilton Winblad 1937-4-22 s.n. Riverside Box Canyon Comment
  RSA124409  Eschscholzia parishii Percy C. Everett, E. K. Balls 1958-4-29 23013 Riverside Hwy 60/70, Indio to Blythe, 1 mile W of Cactus City. 549 Comment
Read comments
Mar 20 2011
  UC667353  Eschscholzia parishii Annie M. Alexander and Louise Kellogg 1941-5-12 2155 Riverside 4 mi ne Cottonwood Spring (along main road); Colorado Desert, Eagle Mountains 914 Comment
  UCR16457  Eschscholzia parishii Rodney Hendrick 1965-3-14 s.n. Riverside Sonoran (Colorado) Desert, Box Canyon about 8 miles east of Mecca 274 Comment
  UCR88437  Eschscholzia parishii A. C. Sanders, K. C. Rose 1995-4-5 16356 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR234267  Eucalyptus camaldulensis A. C. Sanders, John F. Green 2012-3-20 39978 Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, Collier Ave. at 3rd St., just south of I-15 Fwy 389 Comment
  RSA564032  Eucalyptus polyanthemos Chet McGaugh 1992-2-21 92 -1 Riverside Santa Rosa Plateu, 1.75 miles airline SW of Temecula, 1.5 miles airline N of Santa Margarita River, 33Y 28 N, 117Y 10 W, Temecula USGS 7.5 quad, Santa Rosa landgrant. 396 Comment
  SDSU12878  Eucalyptus tereticornis J. Jill Steinberg, Leon Steinberg 1998-4-5 34 Riverside Ca. 1/8 mile inside entrance gate to Santa Magarita (SDSU) Field Station, growing on north side of road north of Gorge, just before fork in road. 317 Comment
  RSA420858  Eucrypta chrysanthemifolia var. bipinnatifida E. C. Jaeger 1922-3-20 809 Riverside Murray Canyon, Colorado Desert. 366 Comment
  UCR199741  Eucrypta chrysanthemifolia var. chrysanthemifolia Scott D. White, Jamie Minor 2008-3-13 11769 Riverside San Gorgonio Pass, Banning: south of Union Pacific RR, powerline route from Sunset Ave to 1 mile west 762 Comment
  UCR3345  Eucrypta chrysanthemifolia var. chrysanthemifolia T. R. Plumb 1964-4-9 s.n. Riverside Box Springs Mtns, Box Springs Mt., 1 mi SE of Dog Lady's house [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] on S fork of road 762 Comment
  RSA0121597  Eucrypta micrantha Duncan S. Bell, LeRoy Gross 2016-3-29 9105 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon just off of Martinez Canyon, approximately 5.75 air miles southeast of the summit of Martinez Mountain. 625 Comment
  RSA703488  Eucrypta micrantha LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1427 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  SFV6303  Eucrypta micrantha T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 57 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Comment
  UCR213266  Eucrypta micrantha A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37453 A Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  SBBG35136  Eulobus californicus T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  UCR281196  Eulobus californicus Michael D. Wilcox 2017-4-18 s.n. Riverside Sonoran (Colorado) Desert, 1 mile long segment of Palm Canyon Wash, centered on Hwy 111 crossing, city of Palm Springs 165 Comment
  UCR151046  Euonymus occidentalis var. parishii Scott D. White 1998-7-31 6946 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  UCR232805  Euphorbia albomarginata John F. Green 2008-4-16 0408- 34 Riverside Peninsular Range; Perris-Aguanga Valley, SE of Romoland, powerline route north of McLaughlin Rd. near Palomar Rd. 445 Comment
  RSA0123118  Euphorbia eriantha Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9028 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
  RSA0043056  Euphorbia jaegeri Duncan S. Bell, Evan Meyer 2014-4-1 6485 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of this range; approximately 4.75 air miles northwest of Gucci Spring; approx. 5 air miles north of the Bradshaw Trail. 759 Comment
  RSA314623  Euphorbia misera R. F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55410 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA499150  Euphorbia palmeri C. Epling, Wm. Robison 1935-6-30 s.n Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  SEINET156320  Euphorbia palmeri Norman C. Cooper 1944-6-17 1397 Riverside San Jacinto Mtns. Pine Cove. 1524 Comment
  UCR80791  Euphorbia palmeri Scott D. White 1993-5-29 1470 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 2134 Comment
  JOTR35059  Euphorbia polycarpa La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3511 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA676156  Euphorbia polycarpa Scott D. White 2001-4-3 8258 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA697601  Euphorbia polycarpa Elisabeth Norland 1930-5-18 2 Riverside Shavers Well Comment
  RSA717574  Euphorbia polycarpa A. C. Sanders 2004-2-6 27386 Riverside Foothills at edge of Temescal Valley, intact ridge at a development called Trilogy at Glen Ivy, south of Brown Canyon 442 Comment
  SD129388  Euphorbia polycarpa Jon M. Stewart 1989-9-17 602 Riverside Coachella Valley, Pushawalla Canyon in the Indio Hills, in desert wash Comment
  UCR177513  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32537 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  JOTR36007  Euphorbia setiloba Harding, Mitzi, T. Herskovits 2012-3-16 215 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  UC162553  Eustoma exaltatum unknown 1897-8-28 Riverside Riverside Comment
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Oct 20 2007
  HSC82755  Fagonia laevis Christopher Davidson 1979-4-4 7705 Riverside Orocopia Mountains, Box Canyon on Box Canyon Rd., 5.9 miles E of Mecca. 305 Comment
  LA105789  Fagonia laevis David Charlton; 1988-2-18 1149 Riverside S side of Little San Bernardino Mountains, Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10, 5 mi E of Jct Dillon Rd. and Fargo Cyn Rd 761 Comment
  RSA651719  Fagonia laevis Viki Cruz 1983-5-8 19 Riverside one mile into Magnesia Canyon, Santa Rosa Mts. Comment
  RSA721884  Fagonia laevis J. Mark Porter, Orlando Mistretta 2003-6-5 13623 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 southeast. 412 Comment
  UCR85246  Fagonia laevis A. C. Sanders, P. J. MacKay, M. Jacobsmeyer, et al. 1995-3-5 15985 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  UCR90324  Fagonia laevis Ed LaRue 1993-4-28 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 125 Comment
  RSA45531  Fagonia pachyacantha J. C. Roos, L. Roos 1949-4-6 4146 Riverside Orocopia Mts., 2.5 mi. northeast of Dos Palmos Springs. 183 Comment
  RSA792469  Fagonia pachyacantha Justin M. Wood, Dustin Ray 2011-4-28 3839 Riverside Sonoran Desert: Chuckwalla Valley: 4.2 miles southeast of Kaiser's Eagle Mountain Mine, west of Kaiser Road on T-line road where it crosses over small hill. 257 Comment
  UCR269871  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2016-3-18 42363 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR86213  Fagonia pachyacantha A. C. Sanders 1995-5-23 17115 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, north of Toro Canyon., west of Monroe St., and south of Avenue 62 91 Comment
  UC403452  Ferocactus cylindraceus var. lecontei Munz and Johnston 5295 Riverside rocky mesa near Mission Creek (on road to Morongo Pass) Comment
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Sep 8 2011
  JOTR34003  Festuca bromoides La Doux, Tasha, M. Harding 2010-4-7 2891 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  UCR225588  Festuca microstachys A. C. Sanders, T. B. Salvato 2011-3-29 38868 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  UCR2404  Festuca microstachys F. M. Reed 1920-6-14 4376 Riverside San Jacinto Mtns., Meadows and other ground about Idyllwild 1524 Comment
  UCR85179  Festuca microstachys A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16176 Riverside Coachella Valley/San Jacinto Mtns foothills, Coachella Valley: N-facing rocky slope in Chino Canyon along the Palm Springs tram road, 2 mi above Hwy 111 (Palm Canyon Dr.) 612 Comment
  UCR59666  Festuca myuros Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2920 Riverside Peninsular Range, Vail Lake area, Temecula Creek Canyon, just below Vail Lake Dam. 488 Comment
  SEINET269323 Image available Festuca octoflora A. C. Sanders, G. Helmkamp; P. MacKay et al 1995-3-19 16170 Riverside Coachella/San Jacinto Mtns. foothills: N-facing rocky slope in Chino Canyon along the Palm Springs tram road 2 mi. abov 490 Comment
  UCR167060  Festuca octoflora Scott D. White 2005-3-29 10835 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  RSA689557  Filago californica Scott D. White, Michael Honer 2003-4-25 9125 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
  CLARK-A1528-1843  Filago depressa John C. Roos 1952-4-23 5580 Riverside Box Springs Mountain 457 Comment
  UCR262457  Filago depressa Stan C. Spencer 2001-4-27 s.n. Riverside Peninsular Range, edge of Wilson Creek, east of Sage Rd. near Radec 511 Comment
  RSA182257  Fouquieria splendens Robert F. Thorne, James Henrickson 1963-3-29 32440 Riverside Eagle Mountains, Pumping Station, S side of Eagle Mountains; ca. 12 miles W of Desert Center 534 Comment
  UCR96252  Fragaria vesca Scott D. White 1996-8-1 4412 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  SD229247  Frangula californica subsp. cuspidata Dick Schwenkmeyer 2012-4-18 700 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 Comment
  RSA561103  Fraxinus velutina Steve Boyd, Tim Ross, D. Bramlet 1993-5-12 7330 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  RSA552727  Fritillaria biflora Steve Boyd, Timothy S. Ross 1992-3-31 6769 Riverside Santa Ana Mountains, Elsinore Peak. 1012 Comment
  UCD121391  Funastrum cynanchoides var. cynanchoides T. B. Salvato; Kent Beaman 2005-5-16 791 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  RSA458581  Funastrum cynanchoides var. hartwegii A. Menke 1955-5-22 s.n. Riverside Chino Canyon, Palm Springs, Riverside county. Comment
  SBBG58627  Funastrum hirtellum M. N. Ackley 1928-4-3 13 Riverside Clary's Cyn 243 Comment
  UCR200290  Funastrum hirtellum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11246 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  UCR232395  Funastrum utahense Dave Silverman 2010-3-30 7881 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 800 m west of Black Creek Rd, 4.5 km north of I-10, and 8 km east of McCoy Peak 155 Comment
  RSA202686  Galium angustifolium subsp. angustifolium L. T. Dempster, G. Ledyard Stebbins 1966-6-19 4276 Riverside Above Mountain Home Spring, 1.8 miles on road to Santa Rosa Mountain. Comment
  RSA761269  Galium angustifolium subsp. jacinticum Shawn Krosnick, Naomi S. Fraga, Lucinda A. McDade 2010-8-14 669 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CLARK-A1528-3948  Galium aparine John C. Roos 1937-5-2 Riverside La Sierra Comment
  RSA706291  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1280 -a Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  UCD170417  Galium californicum subsp. primum D. O. Burge 2017-3-12 2224 Riverside Pine Cove area, roadside on Red Hill Road. 1720 Comment
  CDA6667  Galium murale A. C. Sanders 2001-5-1 24251 Riverside San Bernardino Valley region; Riverside, Blaine St. at RR tracks near intersection with Watkins Dr. Comment
  RSA0103566  Galium parishii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8591 Riverside Santa Rosa Mountains; collecting on forested slope between forest service road and the summit of Santa Rosa Mountain. 2324 Comment
  UCR17531  Galium parishii Frank C. Vasek 1979-7-26 790726- 02 d Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  RSA535493  Galium porrigens Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-2 6641 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  UCR177635  Galium porrigens John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  RSA19550  Galium stellatum Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs Canyon. Comment
  POM99011  Galium stellatum E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  CAS-BOT-BC217622  Galium stellatum subsp. stellatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs Canyon Comment
  UCR244421  Galium stellatum var. eremicum Jim Andre 2012-4-16 20916 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  CLARK-A1528-2936  Garrya flavescens John C. Roos 1947-3-15 3336 Riverside San Jacinto Mountains 1066 Comment
  LA35581  Garrya flavescens Ronald A. Cross; April 1952 - May 1952 sn Riverside Palms to Pines Highway (California State Highway 74). 2 mi. S of Santa Rosa Summit Comment
  CAS-BOT-BC158074  Garrya veatchii S. B. Parish 1918-4-3 11696 Riverside Oak Lodge, mouth San Jacinto [Canon] Canyon 914 Comment
  POM259114  Gayophytum diffusum subsp. parviflorum P. A. Munz 1938-8-14 15360 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR257224  Gayophytum diffusum subsp. parviflorum Naomi Fraga, Et al. 2008-8-28 2608 Riverside Peninsular Range; San Jacinto Mountains, Mount San Jacinto State Park; Hidden Lake 2652 Comment
  CAS-BOT-BC303574  Geraea canescens L. R. Abrams 1926-3-26 11086 Riverside Indian Wells to Indio Comment
  JEPS23575  Geraea canescens Peter H. Raven 1958-2-15 11585 Riverside along United States Highway 60 (8.7 mi e of road to Wiley Wells) Comment
  POM358669  Geraea canescens Hutchinson 1926-5-1 s.n. Riverside Palm Springs, Riverside County Comment
  RSA615345  Geraea canescens George K. Helmkamp, E. A. Helmkamp 1998-2-18 2708 Riverside Colorado Desert: Midland Road, 3.8 miles SE of Midland, Little Maria Mountains Comment
  SJSU10568  Geraea canescens R. C. McGehee 1970-3-4 119 Riverside Mission Sweet Mine Rd at junction with boundary of Joshua Tree National Monument Comment
  UCSB57883  Geraea canescens Wolf, Carl 1932-4-27 Riverside Colorado Desert; 16 mi. E. of Desert Center; Chuckwalla Valley 121 Comment
  SEINET10726153  Geraea canescens David B. Dunn 1946-2-23 Dunn 1962 Riverside Collected in mud flats dry and caked and split. All American Canal catch basin from desert washes. Orocopia Mts. northeast of the Salton Sea. Very arid country. Comment
  SD212640  Geranium A. C. Sanders, T. B. Salvato 2006-5-4 32246 Riverside UCR campus, weeds in botanical garden. 351 Comment
  POM8327  Geranium richardsonii Mary F. Spencer 1919-6-26 1225 Riverside Idyllwild, San Jacinto Mountains. 1524 Comment
  RSA680565  Gilia Scott D. White, Michael Honer 2003-4-30 9130 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  UCR160276  Gilia A. C. Sanders 1990-5-21 10021 Riverside San Jacinto Valley, Sanderson Ave. near Gilman Springs Rd., NW of San Jacinto 457 Comment
  UCR240644  Gilia Tracy Tennant, Mitch Provance 1998-6-16 MOR- 436 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  SEINET7063449  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Valley. UTM Zone 11, 501776mE, 3714976mN. (WGS84/NAD83). 556 Comment
  RSA688862  Gilia angelensis Scott D. White, Michael Honer 2003-5-13 9240 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  UC1537499  Gilia angelensis Gordon H. True Jr. 1935-2-26 17 Riverside Mockingbird Canyon 365 Comment
  UC2015540  Gilia angelensis A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16171 Riverside Coachella Valley/San Jacinto Mtns. Foothills, N-facing rocky slope in Chino Canyon along the Palm Springs tram road, 2 miles above Highway 111 (Palm Canyon Dr.) Comment
  UCR120647  Gilia angelensis D. E. Bramlet, P. Jacks, S. Goode 1989-4-4 1792 A Riverside Perris-Aguanga Basin Region, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR19409  Gilia angelensis C. S. Papp 1960-5-17 014 Riverside Elsinore Comment
  UCR97492  Gilia australis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19882 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  SEINET6692563 Image available Gilia brevicula Norman C. Cooper 1944-6-17 1396 Riverside San Jacinto Mountains. Pine Cove. 1524 Comment
  UC218261  Gilia capitata subsp. abrotanifolia P. A. Munz and I. M. Johnston 1922-5-19 5434 Riverside Hemet Valley , Hemet Valley (San Jacinto Mts.) 1402 Comment
  UCR121233  Gilia capitata subsp. abrotanifolia Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2261 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  HSC16999  Gilia caruifolia R. A. Eagle 1964-3-28 4 Riverside 3 mi. out of Banning on Hwy. 395 Comment
  RSA0017088  Gilia ochroleuca subsp. exilis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4016 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA0017272  Gilia ochroleuca subsp. exilis F. W. Peirson 1919-4-15 921 Riverside Whitewater Grade above Cabazon, San Gorgonio Pass. Comment
  UC52863  Gilia ochroleuca subsp. exilis H. M. Hall April, 1902 2905 Riverside above Sage P.O. (vicinity of Winchester); vicinity of Winchester Comment
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Mar 20 2011
  RSA332592  Gilia scopulorum George K. Helmkamp 1983-3-24 383 -16 Riverside Little Chuckwalla Mtns, north base, 1.5 mi east of Graham Pass Rd. 335 Comment
  SEINET12510617 Image available Gilia scopulorum Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-1 6415 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe. 290 Comment
  LA210342  Gilia stellata K. Watkins; E. McClintock 1937-4-10 sn Riverside Palms to Pines Highway near road to Shumay Comment
  UC716291  Gilia stellata Roxana S. Ferris 1939-3-29 9709 Riverside between Hayfields Reservoir and Desert Center (Indio-Bythe Highway); btw Hayfields Reservoir and Desert Center Comment
  UCR237514  Gilia stellata Amber Swanson, Duncan S. Bell 2011-3-10 210 Riverside Mecca Hill, Shaver's Well in Box Canyon 304 Comment
  CAS-BOT-BC280554  Glyceria elata Scott D. White 1998-7-31 6954 Riverside San Jacinto Mts. Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1950 Comment
  POM17509  Glycyrrhiza lepidota P. A. Munz 1923-6-18 7132 Riverside Temecula Canyon. Comment
  UCR216242  Gnaphalium luteoalbum Oleg Pryadko 2008-5-2 054 Riverside San Bernardino Valley Region, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  RSA556437  Gnaphalium palustre Julie Greene 1993-4-17 1194 Riverside West of Davis Road. 433 Comment
  RSA727087  Guillenia lasiophylla Naomi Fraga, Lisa Rojas 2005-2-10 1366 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  RSA776088  Guillenia lasiophylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 820 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  RSA152493  Gutierrezia californica Otto T. Solbrig 1958-8-20 2775 Riverside 1 mile from Pal Spring Palm Desert Hwy, near entrance to Tahquitz Canyon. Comment
  RSA289828  Gutierrezia californica B. A. Prigge 1980-8-25 4018 Riverside Colorado Desert, Coachella Valley, 1 mile E of Palm Springs Station 341 Comment
  OBI8071  Gutierrezia sarothrae David J. Keil, Malcolm McLeod 1977-3-26 12021 Riverside 9 mi E of jctn with I-15 along Calif 79 518 Comment
  POM359230  Gutierrezia sarothrae Robert Kessler 1921-1-21 s.n. Riverside San Jacinto Mt. Comment
  RSA0080442  Gutierrezia sarothrae Sarah J. De Groot, Duncan S. Bell 2015-9-21 7580 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Dunn Road, between Asbestos Mountain and Haystack Mountain. 1241 Comment
  UCR102848  Harpagonella palmeri A. C. Sanders 1997-3-26 20128 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  RSA0066622  Harpagonella palmeri Steve Boyd 1986-5-1 1790 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow. Comment
  JEPS35425  Helenium bigelovii Carl V. Meyer 1928-7-26 531 Riverside w side trail from Idyllwild to San Jacinto Peak (above Roach Sawmill) 2743 Comment
  RSA502917  Helianthus annuus subsp. lenticularis Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  RSA360002  Helianthus gracilentus E. Crow 1929-3-17 208 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  POM11986  Helianthus niveus subsp. canescens M. French Gilman 1922-05 s.n. Riverside Andrea's Canyon, Palm Springs. Comment
  UCR72157  Heliotropium convolvulaceum Theo Glenn 1991-5-8 91- 80 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 378 Comment
  SDSU4512  Heliotropium curassavicum James C. Dice, J. DeWald 1987-10-5 735 Riverside Santa Margarita River, near aqueduct crossing. T8S, R3W, southeast 1/4 of northeast 1/4 of section 27. 247 Comment
  POM360279  Hemizonia fasciculata Freda Detmers 1931-6-19 s.n. Riverside Chino Hills. Comment
  UCR136201  Hemizonia fasciculata A. C. Sanders 2004-6-20 28221 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd., hilltop above I-15, SW of main clay pits 378 Comment
  UCR128238  Hemizonia kelloggii A. C. Sanders, Kelly Volansky 2003-10-16 27348 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR180044  Hemizonia kelloggii Mitch Provance 2005-5-18 9811 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  UCR256779  Hemizonia kelloggii T. B. Salvato, Matthew Malle 2013-5-20 7578 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  RSA655231  Hemizonia paniculata Scott D. White 1999-11-12 7632 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  CDA6985  Hemizonia pungens subsp. laevis D. R. Siedschlag 1969-11-6 Riverside C.H. Mick property, Lake Matthews Drive, Gavilan Hills area, Riverside. 0 Comment
  RSA512135  Hemizonia pungens subsp. laevis Ed LaRue 1989-4-21 s.n Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
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Jul 19 2014
  RSA532585  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, in an open ditch just east of Gateway farms. The site is just south of Newport Rd, at the Newport and Lucas Rd interesection. 517 Comment
  UCR21957  Hemizonia pungens subsp. laevis Steve Boyd 1980-5-13 268 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  UCR85582  Hemizonia pungens subsp. laevis Julie A. Greene 1993-5-12 1323 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  UCR133332  Herniaria hirsuta subsp. cinerea John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  CAS-BOT-BC508663  Hesperocallis undulata Mrs. Jos. Clemens 1922-4-10 s.n. Riverside Mecca Comment
  UCR107704  Hesperocnide tenella A. C. Sanders 1997-3-1 19753 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  CAS-BOT-BC131792  Hesperoyucca whipplei E. K. Balls 1955-4-25 20443 Riverside Mt. San Jacinto Comment
  RSA0119983  Hesperoyucca whipplei Duncan S. Bell, Thomas Stoughton 2016-4-13 9269 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  OBI10136  Heteromeles arbutifolia Tracey and Viola Call, Viola Call 1962-4-13 2129 Riverside Tin Mine Cyn near Corona 351 Comment
  RSA701644  Heteromeles arbutifolia Keith E. Hoffmaster 1933-12-18 s.n. Riverside Santa Ana Mountains Comment
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May 7 2008
  UC1211966  Heterotheca grandiflora Otto T. Solbrig 1958-8-18 2757 Riverside junction of Highway 71 and Highway 395 (on road to Palomar) Comment
  UCR128306  Heuchera Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8637 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
  RSA0011484  Heuchera rubescens Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4990 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  CLARK-A1528-3226  Hibiscus denudatus John C. Roos 1939-4-6 4145 Riverside Orocopia Mountains Comment
  RSA449945  Hibiscus denudatus J. C. Roos 1958-2-22 s.n. Riverside 2 mi SE of Desert Center Comment
  UCR161283  Hibiscus denudatus Mark A. Elvin 2005-4-26 4231 Riverside Northern Sonoran (Colorado) Desert, Coachella Valley/Indio Hills; [pipeline route, south of mouth of Fargo Canyon] N of I-10 198 Comment
  RSA696195  Hieracium albiflorum Keith E. Hoffmaster 1937-7-5 s.n. Riverside Fern Valley, San Jacinto Mtns Comment
  CAS-BOT-BC318751  Hieracium horridum H. M. Hall 1901-7-1 2560 Riverside Fuller's Mills Mountains, San Jacinito Mountains 2072 Comment
  UCR239242  Hilaria rigida Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-22 166 Riverside Sonoran (Colorado) Desert, McCoy Wash, north of Hwy I-10, road north from Black Rock Road, south side of private land boundary 244 Comment
  SEINET2061522 Image available Hoffmannseggia glauca Norman C. Cooper 1949-4-8 3322 Riverside Blythe, low place in desert 259 Comment
  RSA597947  Holcus lanatus F. M. Reed 1907-6-23 1434 Riverside Old abandoned field in Santa Ana River bottom above West Riverside Bridge. 244 Comment
  UCR14038  Holocarpha virgata subsp. elongata Frank C. Vasek 1973-1 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, on border of Riverside and San Diego counties [De Luz region, prob. on Tenaja Rd.] 500 Comment
  UCR224395  Hordeum brachyantherum Justin M. Wood 2010-4-13 1463 B Riverside Prado Basin, city of Corona, small tributary to Temescal Wash, 0.5 mi northwest of Auburndale Street near Flood Control Dike 165 Comment
  CAS-BOT-BC174241  Hordeum depressum A. C. Sanders; T. B. Salvato 2011-3-30 38892 Riverside Peninsular Range; Elsinore Trough: city of Lake Elsinore, Baker St. c. 100 m NW of Hwy 74/Riverside Dr. 381 Comment
  RSA563904  Hordeum intercedens A. C. Sanders 1993-4-5 13686 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74)., (Near 33 deg 46'N, 117 deg 03'W) 460 Comment
  UCR189804  Hordeum intercedens Theresa Johnson 2007-5-9 343 Riverside Peninsular Range, San Jacinto Wildlife Area; c. 500 m west of Davis Road, southwest of riparian area Comment
  UCR266360  Hordeum intercedens D. E. Bramlet 2005-5-4 3843 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet, canal right-of-way, west of Dillworth property 457 Comment
  RSA741422  Hordeum murinum Justin M. Wood 2008-12-2 259 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  JOTR31111  Hulsea vestita subsp. parryi Harding, Mitzi, T. Herskovits 2011-5-21 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; approx. 1 mile west of Eureka Peak 1398 Comment
  UCR466  Hypochaeris glabra Frank C. Vasek 1958-4-26 s.n. Riverside Palomar Mtn. Region, Hwy '71' [79], east of Temecula, east end of [Temecula Creek] bridge at E end of cultivated valley [Pauba Valley] 366 Comment
  CAS-BOT-BC219735  Hyptis emoryi M. Bourell; R. Patterson 1987-4-14 3268 Riverside Spur N of Box Canyon Hwy 195, BLM Conservation Area 150 Comment
  CAS-BOT-BC219774  Hyptis emoryi D. E. Breedlove 1962-3-11 1884 Riverside On rocky bank of Cat Creek, 3 miles southwest of Palm Desert 426 Comment
  HSC87130  Hyptis emoryi Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2102 Riverside N end of the Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  SFV21859  Hyptis emoryi J. R. Pucci 2001-4-7 9 Riverside San Jacinto Mountains Chino Canyon. Along abandoned road off north side of Tramway Road, 2 miles west of Highway 111. 425 Comment
  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
  UCR226793  Hyptis emoryi Jim Andre 2011-2-9 15900 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
  SEINET12277044  Hyptis emoryi L. S. Rose 1936-1 36791 Riverside Palm Canyon Wash 152 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
  CAS-BOT-BC274061  Imperata brevifolia H. E. Hasse 1913-11-22 s.n. Riverside Cienega in Chino Canon [Canyon], San Jacinto Mts Comment
  CLARK-A1528-4693  Imperata brevifolia John C. Roos 1949-9-17 4655 Riverside Whitewater 396 Comment
  JEPS13688  Ipomopsis tenuifolia Evelyn Gray 1924-4-10 Riverside Painted Canyon Mecca Comment
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Dec 20 2010
  UCR177108  Iris pseudacorus Michael D. Wilcox 2004-5-18 s.n. Riverside San Bernardino Mtns., top of Banning Canyon along Forest Service Rd. 1372 Comment
  CAS-BOT-BC311606  Isocoma acradenia var. eremophila W. R. Dudley 1903-12-26 s.n. Riverside Palm Canon [Canyon] Comment
  CAS-BOT-BC311613  Isocoma acradenia var. eremophila Lewis S. Rose 1961-11-23 61062 Riverside La Quinta 15 Comment
  RSA754121  Isocoma acradenia var. eremophila W. Schlegel, Andrew Troutte Jordan, Jordan Zylstra 2008-9-4 20 Riverside San Jacinto and Santa Rosa Mts.: Idyllwild: Along road. Comment
  UC897234  Isocoma acradenia var. eremophila Carl B. Wolf 1932-10-11 Riverside Morongo Wash at San Bernardino Co. line Colorado Desert, Little San Bernardino Mts. 731 Comment
  UCR19519  Isocoma acradenia var. eremophila John C. Roos 1965-10-12 s.n. Riverside Sonoran (Colorado) Desert, near Indio -6 Comment
  UCR114203  Isocoma menziesii var. vernonioides A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23642 Riverside Perris-Aguanga Basin Region, French Valley, dry hills at N end of French V. Airport and just south of Auld Rd., along gasline right of way 409 Comment
  UC447187  Isomeris arborea J. Ewan 1931-4-2 9101 Riverside 10 mi n Edom Comment
  UCR41598  Isomeris arborea A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6033 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  UC217953  Iva axillaris subsp. robustior P. A. Munz 1922-7-3 5946 Riverside Vandeventer Flat; San Jacinto Mts. 1371 Comment
  JOTR30830  Ivesia saxosa Andre, Jim, Tasha La Doux 2008-9-16 10702 Riverside Joshua Tree National Park. JTNP; SE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.486' N 116 03.288' W 1289 Comment
  CAS-BOT-BC101887  Juglans californica A. C. Sanders; K. C. Rose 1999-6-18 22803 Riverside Skinner/Domenigoni area: French Valley, E side of Washington Ave., 1/2 mile S of Rawson Rd. (Winchester 7.5' Q.) 439 Comment
  UCR277766  Juglans californica Mitch Provance 2012-7-15 612- 65 Riverside Beaumont Plateau, W end of Banning, 'Pershing Channel', N side W Ramsey St., W side of Omar St. 768 Comment
  SD262302  Juglans hindsii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-2 617 3 Riverside Temescal Valley: Horsethief Canyon Wash, S side of I-15, vicinity of De Palma Rd. (Alberhill 7.5'Q) 377 Comment
  RSA597231  Juglans nigra A. C. Sanders, S. Hawkins 1996-4-24 18085 Riverside San Bernardino Mtns: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats. 1098 Comment
  JEPS74123  Juncus acutus subsp. leopoldii D. P. Barrows 1898-1 5 d Riverside Coahuilla Valley region Comment
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Sep 23 2009
  UCR108208  Juncus balticus D. L. Banks 1997-11-15 2196 Riverside NW Palomar Mtns, Agua Tibia Mtns: N face of Dorland Mtn, on the north side of the Dorland Mtn Arts Colony. Along the margins of a small man-made pond. 549 Comment
  UCR109646  Juncus balticus T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  POM14375  Juncus bufonius Phillip A. Munz 1922-4-29 5063 Riverside 0.5 mile south of Lake Elsinore. Comment
  RSA678973  Juncus bufonius Scott D. White, Michael Honer 2003-6-3 9454 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  SBBG92182  Juncus bufonius J. Hirshbert 1989-4-4 Riverside S of Murrieta, W of Mesa de Burro, near head of Cole Cyn; Santa Rosa Plateau 487 Comment
  UCR182355  Juncus bufonius Mitch Provance 2005-5-17 6599 B Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR193885  Juncus bufonius A. C. Sanders, Mitch Provance 2008-7-11 35802 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  RSA500566  Juncus bufonius var. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3603 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  RSA70059  Juncus bufonius var. occidentalis F. W. Peirson 1922-5-19 3019 Riverside Menifee Valley, south of Perris. 457 Comment
  CAS-BOT-BC110089  Juncus cooperi A. C. Sanders; P. MacKay; G. Helmkamp; J. Stewart; C. L. Sanders 1994-12-4 15887 Riverside Colorado Desert, Salton Sink. Dos Palmas Spring and immediated vicinity. -30 Comment
  UCR178157  Juncus dubius John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  IRVC17937  Juncus kelloggii Gordon A. Marsh, Karlin G. Marsh 1980-5-18 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, pool #2. Comment
  RSA192146  Juncus mexicanus E. W. Lathrop 1959-4-26 4502 Riverside 14 miles W of Murrieta - Tenaja Plateau. Comment
  RSA388410  Juncus mexicanus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61172 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC1106411  Juncus mexicanus Peter Kamb 1948-7-4 1164 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  RSA70054  Juncus rugulosus F. W. Peirson 1924-7-28 5010 Riverside Pine Flats Camp 1799 Comment
  UCR23188  Juncus rugulosus P. Tomlinson 1981-5-24 40 Riverside Peninsular Range, Near Mesa de Colorado, c. 1 mi south of Tenaja Rd., 3 mi east of Squaw Mtn, and c. 0.25 mi north of central Mesa Colorado 652 Comment
  RSA588173  Juncus xiphioides Darin L. Banks, Victor Steinmann 1995-7-10 745 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. In major drainage that flows off NW flank of Wildhorse Peak. 610 Comment
  UCR39205  Juncus xiphioides M. Roskey, F. Boyen 1985-5-28 524 Riverside Transverse Range, Big Morongo Preserve of The Nature Conservancy. south of Morongo Valley, main canyon - 2 mi downstream, where the old gate stood. 640 Comment
  CLARK-A1528-2669  Juniperus californica John C. Roos 1952-4-16 5541 Riverside Box Springs 457 Comment
  UC813453  Juniperus californica C. L. Hitchcock 1940-4-3 5933 Riverside 1.5 mi ne of Cottonwood Spring (along 29 Palms Road); Joshua Tree National Monument Comment
  UCR23316  Juniperus californica John C. Roos 1952-4-16 5541 Riverside Box Springs Mtns. 457 Comment
  UCR244381  Juniperus californica Jim Andre 2012-4-16 20952 Riverside Joshua Tree National Park;, along Geotour Road, at SW end of one-way loop in Pleasant Valley at foot drainage below Pinyon Well, c. 7.5 mi. south of paved National Park Loop Rd. 1095 Comment
  UCR90975  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 442 Comment
  CAS-BOT-BC234588  Justicia californica S. B. Parish 1916-5-13 10840 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  JEPS9201  Justicia californica Marjorie D. Clary May, 1930 9 a Riverside Deep Canyon s. Colorado Desert, Santa Rosa Mts., Deep Canyon 152 Comment
  JOTR31775  Justicia californica Andre, Jim, Tasha La Doux 2009-3-10 11245 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  JOTR34390  Justicia californica Andre, Jim 2012-4-16 20917 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  RSA788986  Justicia californica Aaron C. Sedgwick, David Fraker 2012-3-28 20 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SEINET3102118  Kallstroemia californica Marc A. Baker, Michelle Cloud-Hughes 2011-9-25 17459 Riverside Chuckwalla Valley, 24km WSW of Blythe, 8km SSE of the summit of McCoy Peak, low stabilized sand dunes. 135 Comment
  OBI74462  Keckiella antirrhinoides David J. Keil 1983-4-15 16899 Riverside East of Temecula SR 79 Comment
  POM128363  Keckiella antirrhinoides Thomas Craig 1927-4-23 206 Riverside Glen Ivy. Comment
  SDSU10661  Keckiella antirrhinoides H. Wedberg 1962-4-20 899 Riverside 8.4 miles from Hwy 79 in Hemet, and 0.5 mile from Cranston ranger Station , on road to Idyllwild. 610 Comment
  UCD123747  Keckiella antirrhinoides A. C. Sanders; T. B. Salvato 2000-5-25 23430 Riverside Menifee Valley. south of Newport Rd., north of Holland Rd., and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake. 439 Comment
  UCR131831  Keckiella antirrhinoides Jennie Phui 1998-5-30 037 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCR463  Keckiella antirrhinoides var. antirrhinoides Eugene Cardiff, Ken Smith 1954-4-5 s.n. Riverside Upper Santa Ana River/San Bernardino Valley, Jurupa Mountains, northwest of Riverside 671 Comment
  UCR91349  Keckiella antirrhinoides var. antirrhinoides Scott D. White 1996-4-20 3957 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  JOTR31063  Keckiella antirrhinoides var. microphylla La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2045 Riverside Joshua Tree National Park. Little San Bernardino Mountains, above Lower Covington Flats; STOP 2: steep rocky canyon heading up to west side of Quail Mountain region Comment
  UCR57123  Keckiella cordifolia Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: south of town of Murrieta, head of Cole Canyon, NW of Mesa de Burro Comment
  RSA160543  Keckiella rothrockii subsp. jacintensis J. D. Olmsted 1959-7-1 704 Riverside 1/4 mi. N of trunoff to Strawberry Cienega along trail from saddle to San Jacinto Park.; 4 mi ENE of Idyllwild; San Jacinto Mtn. Range. 2744 Comment
  SEINET269162  Kochia scoparia Chet McGaugh 1996-4-26 Riverside Helmet .25 miles west of State Street between Esplande and Cottonwood. Comment
  UC38717  Koeleria macrantha H. M. Hall 1901-6 2376 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicin of Strawberry Valley 1584 Comment
  SEINET10910278  Krameria J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12830 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then ca 1.3 km on Whitewater Canyon Road. Comment
  LA205733  Krameria bicolor A. W. Haupt; April 1926 sn Riverside Palm Springs Comment
  SD216488  Krameria bicolor Jay B. Walker 1995-5-4 1417 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  SD232265  Krameria bicolor Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinksy 2003-4-17 10464 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of Bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  CLARK-A1528-5687  Krameria grayi John C. Roos 1937-4-23 796 Riverside Whitewater Comment
  UC1595558  Lamarckia aurea Steve Boyd, Orlando Mistretta 1991-5-22 6314 Riverside e of Dorland Mountain (w of Kolb Creek, base of Agua Tibia Mountain, Vail Lake Area); Vail Lake Area, Agua Tibia Mountain 548 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
  UCR3813  Langloisia matthewsii Frank C. Vasek 1964-4-12 640412- 07 Riverside Sonoran (Colorado) Desert, 29 Palms Road, 2.9 mi south of San Bernardino Co line, 1.5 mi from the junction with Rice Road Comment
  RSA796029  Langloisia setosissima subsp. setosissima Duncan S. Bell 2009-4-18 235 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  RSA1201  Larrea tridentata B. D. Stark 1930-4-1 1494 Riverside San Gorgonio Pass. 457 Comment
  RSA652037  Larrea tridentata Peter Gail 1961-5-13 s.n. Riverside Along Palms to Pines Highway, 2 miles north of junction. Comment
  SBBG97170  Larrea tridentata W. L. Halvorson 1977-3-8 77 -73 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCD107219  Larrea tridentata R. L. Smith 1948-3-28 s.n. Riverside Foot of Andreas Canyon. Comment
  UCD107222  Larrea tridentata Marian L. Vincent; Richard H. Swade 1963-10-19 462 Riverside Snow Creek Road, 2 miles from its intersection with California State Hwy. 111. 365 Comment
  UCR240282  Larrea tridentata D. Dozier 1994-4-21 09 Riverside Sonoran (Colorado) Desert, NE of I-10 Fwy at intersection with Indian Canyon Dr., c. 1 mile east of Indian C. and 200 m north of access road 224 Comment
  UCR272434  Larrea tridentata Cheryl Sevilla, Sarah J. De Groot 2015-3-16 020 Riverside San Bernardino Mountains, San Gorgonio Wilderness Area, plain to the east of Mission Creek, 0.4 mile northwest of the Stone House 2309 Comment
  RSA390027  Larrea tridentata Bonnie C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
  SD186286  Lastarriaea coriacea Andy C. Sanders 2003-5-8 26576 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Alamos Rd and E of the creek 395 Comment
  RSA741198  Lasthenia californica Scott D. White, Justin M. Wood 2008-5-15 11970 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  CAS-BOT-BC354214  Lasthenia coronaria A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37811 Riverside Peninsular Range: southeastern Gavilan Hills N of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  UCR103487  Lasthenia coronaria D. E. Bramlet 1992-4-23 2239 Riverside Peninsular Range, Perris-Aguanga Basin Region, Double Butte Park, in bowl area between the Double Buttes, c. 610 m north of the edge of the old landfill, and 107 m east of the existing (eastern) access road 500 Comment
  JEPS35628  Lasthenia glabrata subsp. coulteri W. L. Jepson 1939-4-17 19158 Riverside Temecula 304 Comment
  POM361595  Lasthenia gracilis N. C. Cooper 1947-4-5 2099 Riverside Alamos Canyon, Elsinore 762 Comment
  RSA192189  Lasthenia gracilis E. W. Lathrop 1966-3-20 6057 Riverside 3 miles W of Murrieta Comment
  RSA774510  Lasthenia gracilis Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4462 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA680520  Lathyrus latifolius Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8633 -B Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  RSA678928  Lathyrus vestitus Scott D. White, Michael Honer 2003-6-3 9471 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  SD152861  Lathyrus vestitus var. alefeldii Steve Boyd, Tim Ross, Orlando Mistretta 1992-2-25 6679 Riverside Santa Ana Mountains, San Mateo Canyon, Wilderness Aea along san Mateo Trail from junction 7S04 & 7S01upstream to southern end of potrero de la Cienega, but primarily about Tenaja Falls 395 Comment
  SDSU13342  Lathyrus vestitus var. alefeldii C. Matt Guilliams 2000-4-29 Riverside Santa Margarita Ecological Reserve, Insect Trail. 1.5 miles NE of Gavalin Mtn. 372 Comment
  JOTR16603  Layia glandulosa Walters, Jim 1967-3-14 s.n. Riverside Joshua Tree National Park. ONE MILE NORTH OF SQUAW TANK Comment
  UC62896  Layia glandulosa H. M. Hall May 17 1901-Jun 1 1901 1816 Riverside San Jacinto River Canyon Comment
  CLARK-A1528-1984  Layia platyglossa John C. Roos 1952-4-13 5525 Riverside Box Springs Mountains 487 Comment
  UC495299  Layia platyglossa Philip A. Munz 1932-3-24 12022 Riverside n Elsinore 304 Comment
  UCR34928  Layia platyglossa L. B. Ziegler 1969-5-10 361 Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley 1402 Comment
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Jan 8 2013
  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
  POM12985  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-19 5419 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  POM14284  Lemna gibba Philip A. Munz 1922-4-30 5111 Riverside Lancaster Valley, south of Hemet. Comment
  RSA741419  Lemna gibba Justin M. Wood 2008-12-2 256 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  UCR266822  Lemna minor D. E. Bramlet 2005-7-13 3897 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, east of old San Jacinto River channel, margin of flooded ponds 433 Comment
  POM13783  Lepidium dictyotum P. A. Munz, I. M. Johnston 1922-5-5 5153 Riverside Mystic Lake, near Moreno. 427 Comment
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Mar 20 2011
  SD28016  Lepidium fremontii Carl B. Wolf 1932-4-27 3043 Riverside Colorado Desert: Mecca-Blythe Road. 0.75 mile west of Utopia 149 Comment
  UCR266358  Lepidium lasiocarpum D. E. Bramlet 2005-6-28 3886 Riverside Murrieta, Elm St. NE of I-15, just S of I-215 junction 329 Comment
  UCR275229  Lepidium lasiocarpum subsp. lasiocarpum Allison D. Rudalevige 2012-5-2 003 Riverside Temecula, adjacent to Murrieta Creek, along Diaz Diaz Rd. between Winchester Rd. and Black Deer Loop 311 Comment
  UCR233160A  Lepidium lasiocarpum var. lasiocarpum Jim Andre, Glenn L. Clifton 2011-2-22 17451 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  RSA781362  Lepidium latipes A. C. Sanders, T. B. Salvato 2011-4-1 38941 Riverside Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  UCR77767  Lepidium latipes Steve Boyd, D. E. Bramlet 1991-5-13 6240 Riverside Peninsular Range, Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. Vernal pool association in pasture north of Santa Fe Railroad tracks, west of San Diego Aqueduct 457 Comment
  RSA516883  Lepidium nitidum Steve Boyd 1986-3-1 1368 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  UCR213840  Lepidium virginicum var. pubescens Scott D. White, Justin M. Wood 2009-5-21 12853 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCR280975  Lepidium virginicum var. robinsonii Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 75 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
  UCR97755  Lepidium virginicum var. robinsonii A. C. Sanders 1997-3-1 19715 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UC952974 Image available Lepidospartum squamatum E. E. Schellenger 1904-10-15 Riverside Whitewater Wash Colorado Desert; Whitewater Wash, Colorado Desert Comment
  UCR125295  Lepidospartum squamatum A. C. Sanders 2002-11-21 25626 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy,' mouth of Bixby Canyon 457 Comment
  UC1719502  Leptodactylon californicum D. Atwood 1993-3-26 17655 Riverside Summit of Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 812 Comment
  UCR117343  Leptodactylon californicum Mitch Provance 1998-3-20 249 Riverside Jurupa Mountains, 'Twin Canyons', south of the historical community known as Declezville. This area is now known as Southridge 381 Comment
  RSA262087  Leptosiphon floribundus E. W. Lathrop 1968-5-22 6927 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  CAS-BOT-BC227047  Leptosiphon floribundus subsp. glaber Ynez W. Winblad 1938-5-15 s.n. Riverside Between E. Capistrano and Lake Elsinore Comment
  SEINET7967506 Image available Leptosiphon nuttallii subsp. nuttallii John Adams 1966-4-28 747 Riverside Santa Rosa Plateau, dirt road from Murrieta to De Luz 762 Comment
  RSA449969  Leptosiphon pygmaeus subsp. pygmaeus J. C. Roos 1950-4-22 4757 Riverside In the hills NE of the summit of Reche Canyon. 823 Comment
  UCSB9519  Leptosyne douglasii Wedberg, H. 1957-3-22 Riverside State Hwy. 71, Alberhill Comment
  POM13425  Lesquerella tenella P. A. Munz, D. D. Keck 1922-4-9 4815 Riverside Hayfields, Chuckawalla Valley. 152 Comment
  RSA198978  Lilaea scilloides Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37422 Riverside Santa Rosa Plateau: Rancho California, E of Redonda Mesa 610 Comment
  SBBG64579  Linanthus bigelovii M. N. Ackley 1928-3-31 Riverside Hidden Spring Cyn 365 Comment
  UCR13884  Linanthus floribundus J. Zabriskie 1973-8-12 374 Riverside Santa Rosa Mtns., Horsethief Canyon Comment
  POM364714  Linanthus jonesii N. C. Cooper 1949-4-8 3319 Riverside Desert Center. 609 Comment
  UCR216210  Linanthus jonesii Jim Andre, T. La Doux 2009-2-25 10829 Riverside Sonoran (Colorado) Desert, Big Maria Mountains, along west side of Hwy 95 just south of Black Point, c. 15 miles north of Blythe 94 Comment
  CLARK-A1528-5713  Linanthus liniflorus subsp. pharnaceoides John C. Roos 1960-5-30 Riverside Santa Ana Mountains 1066 Comment
  UCR114759  Lithophragma parviflorum Scott D. White, D. E. Bramlet 1999-4-22 7236 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 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
  UCR88306  Logfia arizonica A. C. Sanders, Karin Cleary-Rose 1995-4-5 16375 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR243130  Logfia gallica Kate Kramer 2012-5-8 256 Riverside Peninsular Range; San Jacinto Mountains, south side of Hwy 74 near cement-lined water flue at National Forest Lands boundary 576 Comment
  UCR194218  Lolium perenne Scott D. White, Angelia Carey 2004-6-4 10460 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  POM256721  Lomatium dasycarpum subsp. dasycarpum W. Pequegnat 1940-4-28 s.n. Riverside Ridge between Bedford & Brown Canyons. 762 Comment
  RSA97436  Lomatium vaginatum F. W. Peirson 1922-4-29 2932 Riverside South of Lake Elsinore. 381 Comment
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Dec 8 2013
  UC534840  Lonicera subspicata var. denudata Victor Duran 1933-7-2 3496 Riverside Vandeventer Flat Santa Rosa Mts. 1524 Comment
  RSA716491  Lotus argophyllus Scott D. White 2006-4-27 11302 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UC15537  Lotus argyraeus H. M. Hall May 1899 1173 Riverside Coyote Canyon San Jacinto Mountains, El Toro Mt. 1524 Comment
  UC80920  Lotus crassifolius var. crassifolius A. W. Anthony 1895-7-13 Riverside San Jacinto Mountains 2438 Comment
  RSA544375  Lotus hamatus Steve Boyd, T. S. Ross 1991-6-14 6390 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
  RSA557900  Lotus hamatus Steve Boyd, Orlando Mistretta 1992-4-22 7015 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  RSA678443  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 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
  UCR175183  Lotus heermannii Jim Andre 2006-4-26 6757 Riverside South Mojave Desert, Joshua Tree National Park: Long Canyon, c. 2.3 mi south of the NE corner (boundary) of the park 1056 Comment
  JEPS55538  Lotus nevadensis var. nevadensis W. L. Jepson 1903-8-7 2287 Riverside Strawberry Valley San Jacinto Mts. 1676 Comment
  RSA89921  Lotus nevadensis var. nevadensis E. K. Balls, Percy C. Everett 1953-7-1 18349 Riverside 5 mi. NW of Idyllwild on road to Banning 1524 Comment
  POM1917  Lotus rigidus I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Comment
  SEINET3563120 Image available Lotus rigidus I. W. Clokey 1935-4-17 6711 Riverside Cottonwoods Springs Comment
  RSA406832  Lotus salsuginosus var. brevivexillus M. B. Dunkle 1935-3-30 4425 Riverside Pinto Basin, Colorado Desert. 915 Comment
  UCR120932  Lotus scoparius var. brevialatus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24931 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  CSUSB1246  Lotus strigosus Leland E. Francois 1966-3-6 3666 2 Riverside One mile north of Lakeview, Calif. on a dirt road (no name) which runs north directly out of town. 448 Comment
  PASA1110  Lotus strigosus 1930-1 Riverside Painted Canyon Comment
  RSA778230  Lotus strigosus Duncan S. Bell 2009-3-8 35 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR250309  Lotus strigosus A. C. Sanders 2014-4-8 40983 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.5 km NW of El Hermano Rd., c. 0.8 km SE of I-15 crossing 315 Comment
  RSA406328  Lotus strigosus var. strigosus F. A. Thackery 1927-3-30 292 Riverside Banning. Comment
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Mar 13 2011
  POM115637  Lotus tomentellus A. M. Alexander 1941-5-15 2186 Riverside Base of Eagle Mountains. 915 Comment
  RSA676124  Lotus tomentellus Scott D. White 2001-4-3 8269 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  CLARK-A1528-490  Lupinus albifrons Conrad Bahre 1970-4-30 Riverside San Jacinto Mountains 1523 Comment
  CLARK-A1528-2817  Lupinus arizonicus John C. Roos 1948-5-15 3847 Riverside Eagle Mountains Comment
  POM46811  Lupinus arizonicus Mary F. Spencer 1920-3-17 1497 Riverside Whitewater. Comment
  RSA414834  Lupinus arizonicus H. de Forest 1937-3-15 s.n. Riverside West of Desert center Comment
  RSA457787  Lupinus arizonicus Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2201 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA775622  Lupinus arizonicus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1002 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets. 396 Comment
  UC1546729  Lupinus arizonicus Barry A. Prigge 1988-2-21 7836 Riverside 2 mi W of Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCR102943  Lupinus arizonicus George K. Helmkamp 1998-4-4 3139 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR138564  Lupinus arizonicus Steve Boyd, Orlando Mistretta 1986-3-13 1469 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  UCR267894  Lupinus arizonicus Jim Andre 2013-3-4 23857 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  SEINET10870659  Lupinus arizonicus David B. Dunn 1946-3-17 Dunn 2098 Riverside On north-facing slopes of ravine coming down from plateau east of springs at Pushawalla Canyon. Indio Hills. Comment
  RSA591822  Lupinus bicolor E. W. Lathrop 1965-4-16 4450 Riverside 14 miles west of Murrieta. Comment
  UC138029  Lupinus bicolor C. F. Baker 1904-4-5 4100 Riverside Hemet Comment
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Jul 4 2010
  UCR116467  Lupinus bicolor A. C. Sanders, T. B. Salvato 2001-3-30 23865 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 366 Comment
  UCR16250  Lupinus bicolor Sally Crum 1966-3-20 s.n. Riverside Peninsular Ranges, Santa Ana Mountains, 1 mi. west of Murrieta on Tenaja Road 1220 Comment
  UCR178004  Lupinus bicolor S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  RSA7443  Lupinus concinnus M. Wall 2009-5-15 508 Riverside Bautista Creek, off Bautista Canyon Rd. ca. 8 miles SE of jct. with Fairview Ave. 752 Comment
  UCR202000  Lupinus concinnus Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR241102  Lupinus concinnus A. C. Sanders, Timothy W. Chumley 2013-4-2 40739 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCR241221  Lupinus concinnus Tracy Tennant, Jeffrey Ross 1998-4-9 MOR- 1010 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Wood Canyon, east of upper Potrero Canyon 1305 Comment
  RSA560374  Lupinus concinnus subsp. concinnus Steve D. Boyd 1992-4-14 6808 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  RSA619246  Lupinus concinnus subsp. orcuttii R. S. Woglum 1937-5-22 565 A Riverside Santa Rosa Mountains. Comment
  LA205081  Lupinus excubitus W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  CAS-BOT-BC216689  Lupinus excubitus subsp. hallii Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  POM312162  Lupinus formosus N. C. Cooper 1944-5-20 1313 Riverside Palms to Pines Highway [Hwy 74], San Jacinto Mountains. 1280 Comment
  RSA17253  Lupinus formosus Carl B. Wolf 1936-6-17 7961 Riverside Santa Ana Mts., Tenaja Road, North end of La Cienaga. 732 Comment
  SBBG47455  Lupinus formosus N. C. Cooper 1944-6-16 1419 Riverside Pine Cove 1524 Comment
  RSA413699  Lupinus hirsutissimus Ora M. Clark 1929-3-16 1685 Riverside South of Cabazon, Colorado Desert. Comment
  SEINET10489268  Lupinus latifolius subsp. parishii August J. Breitung 1953-5-30 Breitung 15323 Riverside San juan canyon. In live oak grove. Comment
  SEINET239867  Lupinus microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Guava St. (DeLuz Rd.) 0.4 mi S Jct. Washington Ave. in Murietta. 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
  OBI48506  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  SD133084  Lupinus microcarpus var. microcarpus Scott White 1991-5-13 91 86 Riverside Highway 79, immediately west of U.S. Forest Service Campground at Dripping Springs 548 Comment
  SFV9218  Lupinus sparsiflorus J. H. Lane 1972-4-9 65 Riverside Pauba Valley in vicinity of Temecula. Highway 71 and Pauba Valley Road, not far from junction of Highway 395 and Highway 71. Top of hill to east of road. Comment
  UC16021  Lupinus sparsiflorus H. M. Hall Apr. 1897 Riverside Winchester Comment
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Mar 20 2011
  POM305654  Lupinus sparsiflorus subsp. sparsiflorus Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1012 Riverside Aguanga. Comment
  RSA336412  Lupinus sparsiflorus subsp. sparsiflorus Robert F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52056 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  RSA691057  Lupinus sparsiflorus subsp. sparsiflorus Scott D. White, Michael Honer 2003-4-9 8988 Riverside Gavilan Hills: About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak 2349. 549 Comment
  RSA414269  Lupinus sparsiflorus var. mohavensis N. C. Cooper 1944-3-25 2013 Riverside Morongo Pass. 457 Comment
  RSA414826  Lupinus succulentus M. B. Dunkle 1934-3-18 3863 Riverside Moreno 488 Comment
  CLARK-A1528-2854  Lupinus truncatus John C. Roos 1952-4-9 5512 Riverside Riverside 304 Comment
  SEINET10870706  Lupinus truncatus Earl W. Lathrop 1969-5-8 Lathrop 7013 Riverside Main divide truck; trail between el carrison and san mateo canyon. Cleveland National forest. Chaparral with southern oak woodland. Santa ana mountains. 1219 Comment
  JOTR31816  Lycium andersonii La Doux, Tasha, Bill Truesdell 2007-11-9 2523 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; Canyon parallel to and east of Lost Palms Canyon (Stop 5) 651 Comment
  RSA512155  Lycium andersonii Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  SEINET3005044  Lycium andersonii G. Rink 2011-4-25 10480 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  UCR133978  Lycium andersonii Mitch Provance, J. S. Ross 1998-3-27 MOR- 963 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR89576  Lycium andersonii Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  UCR89683  Lycium cooperi Bern Schwenn 1994-5-18 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument, north side of the Eagle Mountains, site of Conejo Well 1021 Comment
  RSA362093  Machaeranthera asteroides var. asteroides Donald Myrick 1969-10-20 2127 Riverside Near Mt. San Jacinto College, San Jacinto. 488 Comment
  UCR60656  Machaeranthera canescens subsp. ziegleri L. B. Ziegler 1969-9-30 s.n. Riverside Santa Rosa Mtns, north slope of Santa Rosa Mtns. 2287 Comment
  RSA0001386  Machaeranthera canescens var. ziegleri L. B. Ziegler 1969-9-30 s.n. Riverside Santa Rosa Mts. 1982 Comment
  RSA479855  Machaeranthera tephrodes L. F. LaPre, K. Campbell 1988-4-1 s.n. Riverside Colorado River Valley at Blythe. 91 Comment
  RSA543955  Madia gracilis Steve Boyd, Orlando Mistretta 1991-5-9 6186 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBride Canyons 549 Comment
  RSA94968  Malacothrix californica F. W. Peirson 1914-04 1478 Riverside Beaumont Comment
  CAS-BOT-BC345440  Malacothrix clevelandii Peter H. Raven 1958-5-17 12955 Riverside 7.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  RSA561807  Malacothrix clevelandii Steve Boyd 1992-4-14 6837 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  SEINET11808088  Malacothrix coulteri H. M. Hall 1902-1 2925 Riverside vicinity of Riverside 488 Comment
  JOTR35039  Malacothrix glabrata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3492 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  RSA176343  Malacothrix glabrata R. F. Thorne 1963-3-29 32400 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA517926  Malacothrix glabrata Steve Boyd, B. Roy, Thomas S. Elias, Sara Meury, S. Zona 1986-3-5 1354 Riverside Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon. Comment
  RSA543755  Malacothrix glabrata Steve Boyd, Mike Hammitt 1991-5-2 6075 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA778241  Malacothrix glabrata Duncan S. Bell 2009-3-8 46 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR135999  Malacothrix glabrata Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR94256  Malacothrix glabrata Scott D. White 1996-4-14 3897 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  SEINET11799396  Malacothrix glabrata Unknown 1933-1 8052 Riverside Banning Comment
  RSA798537  Malacothrix saxatilis var. tenuifolia R. F. Thorne, E. W. Lathrop 1977-5-18 49734 Riverside Northern Santa Ana Mountains: Tin Mine Canyon Comment
  RSA94960  Malacothrix stebbinsii F. W. Peirson 1921-3-22 2715 Riverside Murray Canyon, south side in canyon 457 Comment
  UCR183018  Malephora crocea Mitch Provance 2003-5-5 4425 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  IRVC76  Malosma laurina Polly Brecht 1965-4-24 s.n. Riverside Upper San Juan Creek Camp, Ortega Highway. Santa Ana Mountains Comment
  RSA638203  Malosma laurina Scott D. White 1998-10-9 7173 Riverside Corona, near Bedford Canyon: ''Joseph Canyon' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. 335 Comment
  RSA675798  Malvella leprosa Scott D. White 2001-7-9 8721 Riverside Menifee: 1 mile southwest of Bell Mtn. and 1/2 mile east of I-215 Freeway. 445 Comment
  SEINET224171  Mammillaria dioica Lyman Benson 1952-1 Riverside Comment
  OBI52753  Marah macrocarpa Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 & Indian Truck Trl 381 Comment
  UCR150011  Marah macrocarpa Scott D. White, Angelia Carey 2004-4-16 10153 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  JOTR35347  Marina parryi Harding, Mitzi, Mark Wheeler 2012-2-28 114 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; large northeast flowing canyon (Stop 5) 268 Comment
  UCR16204  Marina parryi Loretta Bates 1978-4-15 s.n. Riverside Chuckwalla Mtns, Corn Springs Road, c. 1 mi east of Corn Springs Campground Comment
  UCR196345  Marina parryi Naomi Fraga, Lisa Rojas 2005-2-10 1411 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  UCR22491  Marina parryi C. S. Jones 1979-3-28 43 Riverside Sonoran (Colorado) Desert, about 1 mi SE of Eagle Mountain near Old Eagle Mtn. Road 351 Comment
  UCR52003  Marina parryi Steve Boyd 1988-3-10 2131 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  SD240893  Matricaria occidentalis A. C. Sanders, T. B. Salvato 2011-4-29 39362 Riverside Peninsular Range: Perris-Aguanga Basin Region; Romoland, McLaughlin Road, east of Palomar Road, near powerplant and railroad (Romoland 7.5'Q) 445 Comment
  UCR116900  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, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  UCR143014  Medicago lupulina D. L. Crawford, I. M. Johnston 1917-6-9 1234 Riverside San Bernardino Valley/Upper Santa Ana River, Santa Ana River near Corona 152 Comment
  RSA586924  Medicago polymorpha D. L. Banks, S. D. Boyd 1995-5-3 0259 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
  LA102206  Melica frutescens John C. Roos; 1965-6-13 sn Riverside W base of San Jacinto Mountains, E of Hemet (Probably on Highway 74) Comment
  CAS-BOT-BC281605  Melica imperfecta C. L. Hitchcock 1940-4-12 6042 Riverside 8 miles NW of Elsinore 457 Comment
  SEINET244298 Image available Melica imperfecta A. C. Sanders, Mitch Provance; T. B. Salvato 2001-5-9 24212 Riverside Perris-Aguanga Basin; Hemet, SE of intersection of state St. and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley,1 mi SSW of Hemet Butte 500 Comment
  UC736843  Melica imperfecta Frank W. Gould 1944-4-4 2207 Riverside 12 mi s Corona (on road to Elsinore) Comment
  UCR202590  Melica imperfecta Scott D. White, Justin M. Wood 2008-7-8 12370 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  UCR98258  Melica imperfecta Scott D. White 1997-2-28 4703 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  POM348169  Melilotus albus E. Crow 1929-2-22 168 Riverside Border of Santa Ana Mts. S of Corona Comment
  UC65738  Melilotus indicus N. K. Berg 1904-3-4 Riverside San Jacinto Comment
  UCR110962  Melilotus indicus George K. Helmkamp 1998-6-27 4090 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
  UCR92142  Melilotus indicus D. L. Banks, Steve Boyd 1995-5-3 188 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
  SD181753  Melinis repens Scott D. White, Teresa Salvato 2001-6-8 8579 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. (Temecula) 334 Comment
  UCR273502  Melinis repens subsp. repens A. C. Sanders, Glen Morrison 2016-8-4 42614 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, along Corona Cala Camino near intersection with El Cerezo Rd., south side of Redonda Mesa 732 Comment
  RSA381081  Mentha spicata Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61180 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 534 Comment
  JEPS41211  Mentzelia albicaulis W. L. Jepson 1928-4-25 12606 Riverside below Cottonwood spr. (In wash); Colorado Desert, Cotton Wood Mts.; (Cottonwood Mts.) 731 Comment
  JOTR35453  Mentzelia albicaulis Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 57 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  RSA775102  Mentzelia albicaulis Duncan S. Bell, Michael Hee 2011-3-18 2051 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  CLARK-A1656-879  Mentzelia involucrata Lois Ann Scott 1977-12-2 Riverside Big Morongo Canyon Comment
  JOTR29305  Mentzelia involucrata La Doux, Tasha, Mike Bell 2006-5-17 1382 Riverside Joshua Tree National Park. East Deception Canyon Comment
  RSA0104078  Mentzelia involucrata Duncan S. Bell, Evan Meyer 2014-10-28 7670 Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  SEINET225785  Mentzelia involucrata George K. Helmkamp 1983-4-5 483 -24 Riverside Chuckwalla Mountains, Large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road. 488 Comment
  UC1929704  Mentzelia involucrata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10503 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains Comment
  UCD117240  Mentzelia involucrata Geoffrey Levin 1975-4-5 471 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of the Little San Bernadino Mountains. 60 Comment
  UCR112106  Mentzelia involucrata A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23358 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  UCR90160  Mentzelia involucrata R. W. Scora 1966-4-1 3035 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  RSA0065560  Mentzelia involucrata David B. Dunn, Lint 1955-4-1 11820 Riverside Pushawalla Canyon, Indio Hills. Comment
  POM126251  Mentzelia involucrata var. megalantha Thomas Craig 1927-4-2 25 Riverside Canyon near Hidden Springs. Comment
  RSA440401  Mentzelia involucrata var. megalantha P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Foot of canyon side. Comment
  UCR199577  Mentzelia laevicaulis Scott D. White, Angelia Carey 2004-7-2 10580 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UC499863  Mentzelia longiloba Roxana S. Ferris and R. Bacigalupi 1932-4-30 8240 Riverside Between Blythe and Desert Center (along Highway.) Comment
  UCR201494  Mentzelia veatchiana Scott D. White, Justin M. Wood 2008-5-15 11973 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  CAS-BOT-BC435293  Mesembryanthemum nodiflorum A. C. Sanders 1993-5-12 14003 Riverside Hemet, SW corner of the intersection of Florida Ave. (Hwy 74) and Warren Rd., between the New San Diego Aqueduct and Warren. 460 Comment
  RSA556457  Mesembryanthemum nodiflorum Julie Greene 1993-4-30 1261 Riverside San Jacinto Wildlife Area. N of San Jacinto River drainage. 433 Comment
  UCR120852A  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-14 2326 A Riverside Gavilan Hills, Black Rocks area, NE of Black Rocks and 1.2 km south of Cajalco Rd., east of orange groves 445 Comment
  RSA528067  Microseris lindleyi Scott D. White 1991-4-10 91 -48 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, & S of Cactus Valley Road. 610 Comment
  RSA0018772  Mimetanthe pilosa Scott D. White, Julie Greene 1998-8-1 6974 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  SDSU10753  Mimulus aurantiacus Stan Mather 1938-5-13 Riverside Lake Elsinore Grade. Comment
  OBI52755  Mimulus aurantiacus var. pubescens B. Pitzer and A. C. Sanders, A. C. Sanders 1987-4-21 495 Riverside Box Springs Mts, near Southernmost radio towers (Riverside East 7.5' Quad: T 2S, R4W, SE1/4 sec 27) 792 Comment
  UCR234758  Mimulus aurantiacus var. pubescens A. C. Sanders, John F. Green 2012-6-25 40313 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near Hostettler Rd. south of I-15, narrow canyon draining from vicinity of Palomino Creek Dr. at end of Calendula St. 387 Comment
  RSA221044  Mimulus aurantiacus var. puniceus E. W. Lathrop 1966-4-20 6194 Riverside Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UC943853  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1900 A Riverside Temecula Grade Comment
  UC943855  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1900 D-2 Riverside Temecula Grade Comment
  JEPS8159  Mimulus bigelovii var. bigelovii W. I. Follett 126 Riverside 5 mi w Desert Center; Colorado Desert Comment
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Sep 3 2011
  CSUSB886  Mimulus brevipes John Milbauer 1976-5-12 Riverside Pigeon Pass Road. Comment
  UCR90411  Mimulus clevelandii D. L. Banks, S. D. Boyd 1995-6-2 559 Riverside Palomar Mtns., Cleveland Nat'l Forest, Agua Tibia Wilderness Area, N face of N peak of Agua Tibia Mt., on the Wooodchuck Trail north of the Riverside Co. boundary, c. 0.25 mi south of the clay grasslands in S32. 902 Comment
  CLARK-A1528-4244  Mimulus floribundus E. W. Lathrop 1966-6-1 6359 Riverside Tenaja Range Comment
  UCR35249  Mimulus floribundus L. B. Ziegler 1967-8-2 202 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  UCR35244  Mimulus fremontii L. B. Ziegler 1968-5-1 281 Riverside San Jacinto Mtns., at Chimney Flats on the old control road to Idyllwild 1463 Comment
  JEPS8219  Mimulus fremontii var. fremontii W. L. Jepson and H. M. Hall 1901-5-31 1573 Riverside Temescal Wash 335 Comment
  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
  UCR111599  Mimulus guttatus Mitch Provance 1998-4-8 1774 Riverside City of Riverside, Arroyo Tequesquite, NE side of proposed 'Andulka Park' just west of the corner of Chicago and Central Avs. 305 Comment
  UCR145828  Mimulus guttatus June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  UCR265019  Mimulus guttatus Mitch Provance 2013-4-8 413- 14 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA0054840  Mimulus guttatus Keith E. Hoffmaster 1933-4-14 527 Riverside Tahquitz Canyon. Comment
  UC489084  Mimulus inodorus C. V. Meyer 1928-7-26 524 Riverside 1/2 mi e Dutch Flat; San Jacinto Mts. 1828 Comment
  UC56262  Mimulus parishii F. Gilman 1902-1 17 Riverside Palm Springs Comment
  POM12053  Mimulus rubellus P. A. Munz 1922-6-30 5911 Riverside Santa Rosa Mountains. 1982 Comment
  UC64159  Minuartia douglasii H. M. Hall May 17 1901-Jun 1 1901 1813 Riverside San Jacinto Mt.; s side 1524 Comment
  RSA777343  Mirabilis bigelovii var. bigelovii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4710 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65129 604 Comment
  UCR50652  Mirabilis bigelovii var. retrorsa B. A. Prigge 1988-2-21 7856 Riverside Sonoran (Colorado) Desert, Orocopia Mtns. 2 mi west of Clemens Well 229 Comment
  UCR173154  Mirabilis californica Abby Sirulnik 2000-4-18 12 Riverside South Coast; Perris Basin, Motte Rimrock Reserve, NW of Perris 610 Comment
  RSA775221  Mirabilis laevis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4439 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  RSA82951  Mirabilis multiflora var. pubescens R. M. Straw 1953-6-4 439 Riverside Head of Palm Canyon, Palms to Pines Hwy. Comment
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Nov 19 2011
  UC7645  Mirabilis multiflora var. pubescens John Van de Venter 1898-6-27 956 Riverside El Toro, Van de Venter's El Toro; San Jacinto Mts 1356 Comment
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Aug 1 2006
  RSA709912  Mohavea confertiflora Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4616 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 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
  RSA784747  Mohavea confertiflora Duncan S. Bell 2012-2-12 3091 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SBBG81713  Mohavea confertiflora S. A. Junak 1983-3-23 1646 Riverside Berdoo Cyn Rd, 2.4 mi E of Dillon Rd, Little San Bernardino Mtns 411 Comment
  UCR25379  Mohavea confertiflora John C. Roos 1949-3-26 4126 Riverside Sonoran (Colorado) Desert, Mouth of Shaver's Wash [= Box Canyon], east of Mecca 61 Comment
  CDA6774  Momordica balsamina G. D. Barbe 1973-10-19 1736 Riverside North side of Tampico Calle at Ramirez, La Quinta. 0 Comment
  CAS-BOT-BC215651  Monardella australis H. M. Hall 1901-7-1 2486 Riverside Forests of Tamarack Valley, San Jacinto Mts. 2804 Comment
  JEPS63420  Monardella australis subsp. australis W. L. Jepson 1903-8-8 2295 Riverside Tauquitz Valley San Jacinto Mtn. 2438 Comment
  CAS-BOT-BC220021  Monardella breweri subsp. lanceolata L. R. Abrams 1912-7-11 4922 Riverside Sugar Loaf [Sugarloaf] Valley Comment
  SBBG71969  Monardella lanceolata R. Hoffmann 1929-9-7 Riverside Strawberry Valley 1645 Comment
  CHSC116478  Monardella lanceolata R. F. Thorne; E. W. Lathrop, W. Wisura 1977-7-8 49544 Riverside Santa Ana Mountains: along Ortega Hieghway (74), perhaps 1/4 mile west of El Cariso. Comment
  RSA11400  Monardella lanceolata var. lanceolata C. Epling 1932-6-26 s.n. Riverside Jurupa Hills. Comment
  IRVC2054  Monardella linoides subsp. linoides R. H. Whittaker, W. A. Niering 1963-6-7 SJ 280 Riverside Santa Rosa Mtns: Palms to Pines Hwy. Peninsular Ranges 1098 Comment
  UC1995340  Monardella linoides subsp. linoides C. Epling Jun 1938 Riverside Pines to Palms Highway Comment
  PASA1143  Monardella macrantha var. longiloba Frank W. Peirson 1924-7-27 Riverside Dark Canyon, San Jacinto Mts. 2224 Comment
  LA96108  Monardella nana Carl Epling; 1941-6-5 sn Riverside Santa Rosa Mountains, 1.2 mi E of Ribbonwood Camp, Pines to Palms Hwy Comment
  RSA0014346  Monardella nana Elizabeth McClintock 1941-7-21 125 Riverside San Jacinto Mts. Trail to Hidden Lake, a short distance beyond the creek which is above Willow Creek. Comment
  IRVC2059  Monardella nana subsp. arida R. H. Whittaker, W. A. Niering 1963-6-9 SJ 353 Riverside Santa Rosa Mountain Road Peninsular Ranges, Santa Rosa Mountains 1875 Comment
  UCR221490  Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 079 Riverside Peninsular Range; Santa Rosa Mtns., road up Santa Rosa Mountain, 4.5 miles beyond canyon where stream crosses road 2348 Comment
  CHSC67963  Monardella nana subsp. nana Alison Graff 1993-6-24 M- 14 Riverside San Bernardino National Forest, Santa Rosa Mtn. 1.5 mi down Santa Rosa Mtn. Rd. (FS 7S02) from Santa Rosa Camp. Comment
  RSA750301  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 114 Riverside San Jacinto Mts. On slope south of Strawberry Creek, and west of Domengonio Flats. Comment
  UC63741  Monardella nana subsp. tenuiflora H. M. Hall 1897-7-17 691 Riverside Tahquitz Valley San Jacinto Mountains 2438 Comment
  UCR123187  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24612 Riverside Mojave Desert, Little San Bernardino Mtns, Split Rock, Joshua Tree National Park, north of 'Ruby' VABM 4351 on west side of road 1296 Comment
  CAS-BOT-BC349800  Monoptilon bellioides Cecil Hart 1926-3-9 s.n. Riverside Between Whitewater & Indio Comment
  POM363584  Monoptilon bellioides Christopher Davidson 1979-4-4 7712 Riverside Orocopia Mountains; Box Canyon on Box Canyon Road, 13.4 miles E of Mecca 488 Comment
  POM363591  Monoptilon bellioides P. J. Remple 1942-3-1 s.n. Riverside Palm Springs (Sapp's Place) Comment
  RSA777627  Monoptilon bellioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 764 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC69590  Monoptilon bellioides Wright 1890-1 Riverside Colorado Desert Comment
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Nov 29 2010
  UCR163925  Monoptilon bellioides A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29144 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  RSA741013  Montia fontana Scott D. White, Justin M. Wood 2008-6-18 12230 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCD86559  Muhlenbergia asperifolia F. M. Reed 1933-9-20 8089 Riverside roadgrade at east of Hemet Dam Lake. Comment
  RSA0012062  Muhlenbergia filiformis Steve Boyd, Gary D. Wallace 2005-7-30 11655 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  CAS-BOT-BC275295  Muhlenbergia microsperma Munz; Harwood 1920-2-28 3238 Riverside 2 miles SE of Corona 274 Comment
  POM13028  Muhlenbergia microsperma P. A. Munz, D. Keck 1922-4-13 4947 Riverside Eagle Mountains. 244 Comment
  SD247289  Muhlenbergia microsperma A. C. Sanders, Jim Malusa 2015-3-9 41361 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 (Red Cloud Casnyon 7.5'Q) 679 Comment
  JOTR32417  Muhlenbergia porteri Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 8 Riverside Joshua Tree National Park. Valley west of Pinto Mountains along Rte 11; Belle Campground; Gravelly flats with granitic boulder outcrops 1154 Comment
  POM259206  Muhlenbergia richardsonis P. A. Munz 1938-8-14 15347 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  RSA679009  Muilla maritima Michael Wall 2003-5-17 315 Riverside Lamb Canyon (Hwy. 79) south of Beaumont, side canyon east side of Hwy., 5.4 miles north of Ramona Expressway. 579 Comment
  UCR116064  Muilla maritima O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  VVC542  Muilla maritima A. C. Sanders, J. Mac 1997-5-4 20699 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  UCR113548  Myoporum laetum Mitch Provance 1998-6-6 690 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
  RSA550483  Myosurus minimus subsp. apus D. E. Bramlet 1992-4-29 2255 Riverside The site is approximately 8 km southwest of Hemet. The vernal pools are located northwest of the intersection California Ave. and Stowe Rd. The pools are located some 5-500 ft. N of Stowe Road and some 20-700 ft west of California Ave. 456 Comment
  UCR223848  Myosurus minimus var. apus D. E. Bramlet, P. Gordon-Reedy 1991-5-8 2121 Riverside San Jacinto Valley, 8.2 km SW of Hemet, 30 m east of California Ave., NE of intersection of California Ave. and Marvin Hull Rd., c. 75 m north of ATSF RR tracks & 10-300 west of MWD canal 498 Comment
  SD80159  Myriopteris parryi Nancy Ryan Zabriskie, Walter Zabriskie 1971-3-7 349 Riverside Andreas Canyon watershed, east side San Jacinto Mountains 365 Comment
  POM290070  Nama demissa Lyman Benson 1933-3-31 4185 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA421109  Nama demissa Martha Hilend 1928-3-9 s.n. Riverside Near White Water Bridge. Colorado Desert. Comment
  UC572341  Nama demissa var. demissa H. S. Yates 1937-3-23 6408 Riverside three mi n Palm Springs; San Jacinto Quad., n of Palm Springs 213 Comment
  POM254734  Nama hispida var. spathulata P. A. Munz 1940-3-23 15686 Riverside north end of Pinto Basin. 610 Comment
  UCD119544  Nama hispida var. spathulata Carl B. Wolf 1932-4-28 3082 Riverside Colorado Desert. Chuckwalla Valley. 19 mi. west of Blythe on the Mecca Road. Comment
  UCR217638  Nama stenocarpa Jeff B. Galvin 2010-5-4 124 Riverside Perris-Aguanga Basin, Mystic Lake. 350 m west of Gilman Springs Road and 1.8 km north of Bridge Street 426 Comment
  RSA741074  Nassella cernua Scott D. White, Justin M. Wood 2008-6-17 12194 Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  RSA757987  Nassella cernua Doug Goldman 2005-5-11 3289 Riverside Garner Valley, just north of the village of Thomas Mountain, about 0.1 miles northwest of Morris Ranch Road and about 0.2 miles northeast of Route 74. San Bernardino National Forest. 1378 Comment
  UC333428  Nassella cernua unknown April 1888 Riverside Elsinore Comment
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Feb 4 2013
  SBBG89095  Nassella pulchra B. Pitzer, K. Kirtland 1986-3-6 200 Riverside N side of Pauba Valley, 1 mi S of Buck Mesa on the E side of Butterfield Stage Rd 457 Comment
  UCR157964  Navarretia atractyloides T. B. Salvato, A. C. Sanders 2005-5-17 930 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
  UCR86986  Navarretia atractyloides Jack Easton 1993-5-27 s.n. Riverside Murrieta Oaks, 3 mi. (airline) NW of Murrieta Hot Springs, W side of Hwy 215 451 Comment
  SEINET3087892  Navarretia fossalis Craig Reiser 1993-1 Riverside Comment
  RSA17255  Navarretia hamata C. B. Wolf 1936-6-17 7958 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  RSA787334  Navarretia hamata R. F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49558 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  RSA0126425  Nemacladus longiflorus var. longiflorus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4516 -a Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UCR92163  Nemacladus longiflorus var. longiflorus D. L. Banks, Steve Boyd 1995-5-3 222 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
  UCR85602  Nemacladus orientalis Theo Glenn 1991-5-15 91- 40 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  POM145372  Nemacladus ramosissimus P. A. Munz 1927-5-20 10810 Riverside 10 miles S. of Hemet. Comment
  SD255696  Nemacladus ramosissimus A. C. Sanders 1994-5-30 14610 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  SEINET3417797  Nemacladus ramosissimus Andrew C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30061 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 457 Comment
  UCR44436  Nemacladus ramosissimus A. C. Sanders, B. Pitzer 1986-4-30 6481 Riverside San Jacinto Mtns, upper Bee Canyon along the road, 1.3 mi. above the mouth of the canyon at the San Jacinto River Valley 732 Comment
  SEINET10972565  Nemacladus ramosissimus Rimo Bacigalupi 1954-5-16 Bacigalupi 4473 Riverside On one-year-old chaparral burn near summit of grade along State Highway 79, 0.75 mile south of Sage 762 Comment
  UCR157883  Nemacladus rubescens A. C. Sanders, M. Skinner 1995-4-6 16396 Riverside Sonoran (Colorado) Desert, NW end of Coachella Valley, wash east of Hwy 62 and south of Indian Avenue; 0.45 mi. south of Indian on Worsley Road 500 Comment
  SEINET10939189  Nemacladus rubescens var. rubescens Junak 1983-3-24 JUNAK 1664 Riverside Near Pinto Basin road, 2.1 miles north of Highway 10 564 Comment
  RSA421344  Nemophila menziesii N. C. Cooper 1945-5-5 2262 Riverside San Gorgonio Mountains above Banning. 915 Comment
  UCSB12634  Nemophila menziesii Whittington, M. 1962-3-17 Riverside Southwest of U.S. Highway 71; about 300 feet; by the Alberhill brickyard in Alberhill Comment
  UCR111549  Nicotiana acuminata var. multiflora Mitch Provance 1999-5-4 1703 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR90973  Nicotiana glauca Scott D. White 1996-2-18 3805 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  RSA426707  Nicotiana obtusifolia Christopher Davidson 1979-4-4 7704 Riverside Orocopia Mts., lower end of Box Canyon on Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  UCR132745  Nicotiana obtusifolia Scott D. White 1993-2-5 1044 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  VVC694  Nicotiana obtusifolia P. J. MacKay, T. Thomas 1997-2-8 101 Riverside Sonoran Desert, Palm Springs, Murray Canyon; at edge of creek btw palm groves 243 Comment
  UC129476  Nicotiana quadrivalvis H. M. Hall 1907-7-2 8007 Riverside vicinity Riverside (Santa Ana River); Santa Ana River 274 Comment
  UCR261151  Nicotiana quadrivalvis A. C. Sanders, Jeff Crain 2015-5-20 41742 Riverside Temesal Canyon, Temescal Creek at I-15 bridge, 2.2 km west of Lake St. at Alberhill 363 Comment
  UCR99793  Nolina bigelovii A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19645 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., near 'Bob's Cabin', 5 mi. (air) south of Hayfield Pump Sta., east of Maniobra Valley, central section of arroyo (N of peak 2552 to Bench Mark 1899) 610 Comment
  UCR270744  Nolina cismontana T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8364 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 436 Comment
  SEINET5641185 Image available Nolina parryi Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28524 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  RSA0048402  Nolina parryi subsp. wolfii James R. Shevock 1971-5-8 s.n. Riverside Near Salton View, Joshua Tree National Monument. 1584 Comment
  RSA596774  Oenothera californica subsp. californica D. L. Banks, K. D. Hedge 1996-5-16 1042 Riverside NW Palomar Mountains; Agua Tibia Mountains; N foothills of Dorland Mtn., S of Temecula Creek; 0.4 miles E of Pauba Road on the N side of Los Caballos Road, along the broad, sandy, southern alluvial bench of Temecula Creek. 370 Comment
  RSA72193  Oenothera californica subsp. californica F. W. Peirson 1914-04 387 Riverside Beaumont, San Gorgonio Pass. Comment
  UCR281884  Oenothera californica subsp. californica R. E. Riefner Jr. 2017-9-4 17- 452 Riverside Perris-Aguanga Basin, Wolf Valley, city of Temecula, Temecula Creek, immediately north of Temecula Lane and Canterfield Drive, vicinity of Pala Community Park 323 Comment
  SEINET5345713  Oenothera deltoides var. deltoides H. M. Hall 1904-5-20 4952 Riverside Viciniity of Riverside, along S.P.R.R. 262 Comment
  POM187409  Oenothera elata subsp. hirsutissima L. Crutcher 1933-8-2 13 Riverside Camp Tahquitz, San Jacinto Mountains. Comment
  RSA612168  Oenothera elata subsp. hirsutissima Louis C. Wheeler 1932-7-9 925 Riverside Santa Ana River at Chino Creek. 152 Comment
  CSUSB1322  Oenothera speciosa Deborah Sullivan 1973-7-17 Riverside Pedley, Riverside. 243 Comment
  RSA597074  Olea europaea D. L. Banks, Elizabeth Hedge Banks, John B. Hedge 1996-6-6 1123 Riverside NW Palomar Mountains; Agua Tibia Mountains; N foothills of Dorland Mtn., S of Temecula Creek; 0.4 miles E of Pauba Road on the N side of Los Caballos Road, along the broad, sandy, southern alluvial bench of Temecula Creek. 370 Comment
  CLARK-A1528-786  Oligomeris linifolia Charlotte Stocks 1966-4-1 Riverside La Quinta Comment
  OBI38911  Oligomeris linifolia A. C. Sanders, Pitzer, Charlton, & Kniffen 1986-3-3 6114 Riverside Corn Spring, Chuckwalla Mts, was below the spring and wash and rocky slopes to the south 488 Comment
  RSA0125086  Oligomeris linifolia Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8769 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting near the Martinez Slide, approximately 4 air miles northeast of the summit of Martinez Mountain. 264 Comment
  UC1080224  Olneya tesota P. C. Everett and E. K. Balls 1958-5-7 23116 Riverside entrance to Box Canyon (Hwy 195, Mecca to Blythe) 198 Comment
  CAS-BOT-BC502100  Oncosiphon piluliferum R. E. Riefner, Jr. 2016-3-8 16 -62 Riverside City of Hemet area, N side of Hwy 74, vicinity of Steinhoff Ave. 519 Comment
  SD240895  Oncosiphon piluliferum A. C. Sanders, T. B. Salvato 2011-4-29 39356 Riverside Peninsular Tange: Perris-Aguanga Basin Region; Romoland, McLauglin Road east of Palomar Road near powerplant and railroad (Romoland 7.5'Q) 445 Comment
  UCR235523  Oncosiphon piluliferum R. E. Riefner Jr. 2009-2-25 09- 20 Riverside Peninsular Range, city of Lake Elsinore, south side of Temescal Wash, west of Hwy 74, vicinity of Bromley Ave. at Bennett St. 380 Comment
  SD229120  Opuntia basilaris var. basilaris Dick Schwenkmeyer 2013-6-11 923 Riverside Carrizo Creek camp, approx. 1.5 north of highway 74 and Royal Carrizo Road intersection. 890 Comment
  UCR41420  Opuntia erinacea A. C. Sanders 1984-4-21 5020 Riverside San Jacinto Mtns., Pinyon Flats, rocky S facing slope south of Hwy 74 and west of the dolomite mine 1220 Comment
  UCR47518  Opuntia leucotricha A. C. Sanders, Mira M. Bogen 1987-5-28 7105 B Riverside City of Riverside, along Van Buren Boulevard, near the bridge over the Santa Ana River, at Riverside sewer plant 244 Comment
  SEINET10732264  Opuntia parryi Andrew Townesmith, Karen M. Meyer; Tracy Scott 2007-3-17 Townesmith 691 Riverside San Bernardino National Forest, San Jacinto Ranger District. 0.9 miles NE of route 74 on Apple Canyon Road. T6S R3E S3 San Bernardino meridian. 1358 Comment
  CAS-BOT-BC355579  Oreostemma alpigenum var. andersonii S. B. Parish; W. F. Parish 1881-8-1 958 Riverside Tockwich [Tahquitz], San Jacinto Mts. Comment
  CLARK-A1528-3390  Orobanche cooperi John C. Roos 1949-3-26 4125 Riverside Mecca Comment
  JEPS85952  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4530 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  UC665777  Orobanche cooperi Ira L. Wiggins 1941-3-24 9589 Riverside 1 mi n of Imperial County Line (on e side of Salton Sea); Salton Sea Comment
  RSA82119  Orobanche cooperi subsp. cooperi F. W. Peirson 1930-3-29 8692 Riverside At foot of Painted Canyon, lower Coachella Valley. Comment
  RSA0066537  Orobanche cooperi subsp. cooperi Louis Cutter Wheeler 1952-4-5 6851 Riverside Mecca Hills: mouth of Painted Canyon. Comment
  RSA0059156  Orobanche fasciculata Mary F. Spencer 1922-7-2 1561 Riverside Idyllwild. San Jacinto Mt. 1646 Comment
  RSA0081028  Orobanche fasciculata Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2150 Riverside Santa Rosa Mountains. Comment
  RSA0084145  Orobanche fasciculata G. Corwin, Ivan M. Johnston 1919-6-8 2896 Riverside San Bernardino Mountains. Box Springs. 1463 Comment
  JEPS126153  Orobanche parishii subsp. parishii Mike Hamilton 2005-12-2 s.n. Riverside San Jacinto Mountains, UC Riverside James Preserve, near weather station Comment
  RSA495465  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-18 2994 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake dam. 418 Comment
  UC21180  Osmorhiza berteroi H. M. Hall 1901-7 2592 Riverside Tamarack Valley San Jacinto Mountains 2682 Comment
  UCR19404  Oxalis corniculata C. S. Papp 1963-6-10 269 Riverside Collector's backyard in Riverside [Papp residence] Comment
  RSA170153  Oxytheca emarginata L. B. Ziegler 1964-08 s.n. Riverside Road above Kenworthy Ranger Station, Garner Valley. 1463 Comment
  UCR275947  Oxytheca trilobata T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3786 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
  UCR214696  Palafoxia arida var. arida A. C. Sanders 2010-3-23 37543 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  CLARK-A1528-4391  Parietaria floridana John C. Roos 1937-2-21 1310 Riverside La Sierra Comment
  RSA448024  Parietaria hespera var. hespera J. A. Comstock 1934-4-15 s.n. Riverside Moist shady place. Comment
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Apr 15 2015
  RSA621901  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-11 2905 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  UCR260842  Parkinsonia aculeata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41511 Riverside San Gorgonio Pass, c. 1.5 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope between the water bottling plant and I-10 and west along dirt track, near Elm St. 498 Comment
  UCR261190  Parkinsonia aculeata A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41720 Riverside Esinore, large vacant lot NW of Hwy 74 and SW of the intersection of 74 and Collier Ave. 386 Comment
  LA45742  Parkinsonia florida A. M. Johnson; 1933-4-28 4227 Riverside Indian Wells highway along new mountain highway to Hemet, 2 to 3 mi. up from Palm Springs Comment
  UCR33712  Paspalum dilatatum Faulkner 1978-4-27 495 Riverside Sonoran (Colorado) Desert, 3 miles east of Blythe 137 Comment
  POM319685  Paspalum distichum Patricia Wilder 1971-11-11 5292 Riverside Along Santa Ana River, north of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. 229 Comment
  UCR85427  Paspalum vaginatum A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15885 Riverside Sonoran (Colorado) Desert, Salton Sink: Dos Palmas oasis area, managed ponds near the Nature Conservancy preserve headquarters (Rancho Dos Palmas) -37 Comment
  UCR24516  Pectis papposa K. K. Muller 1971-11-7 2981 Riverside Sonoran (Colorado) Desert, arroyo just south of US 60 opposite S entrance to Joshua Tree National Monument Comment
  OBI15592  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta 15 Comment
  RSA778408  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-5 060 Riverside Ship Creek. Corn Springs Rd Exit from I10. Take Chuckwalla Valley Rd to Dupont Rd. Follow approximately 5 miles. Chuckwalla Mountains Wilderness Area. 341 Comment
  POM118683  Pectocarya heterocarpa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA0107903  Pectocarya heterocarpa Duncan S. Bell, Thomas Stoughton 2010-3-19 578 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  SD185171  Pectocarya heterocarpa A. C. Sanders, G. K. Helmkamp and P. J. MacKay 1995-3-12 16085 Riverside Santa Rosa Mountains, at the foot of Rabbit Peak, below Sheep Canyon. Comment
  UCR216118  Pectocarya heterocarpa Jim Andre, T. La Doux 2009-2-25 10817 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCR217793  Pectocarya heterocarpa Jim Andre, T. La Doux 2010-2-28 12562 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  RSA716430  Pectocarya linearis Scott D. White 2006-4-27 11316 Riverside Santa Rosa Hills, S. of Hemet. 549 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
  UCR250362  Pectocarya linearis A. C. Sanders 2014-4-9 40993 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.18 km southeast of El Hermano Rd., NW of Corona (Lee) Lake 316 Comment
  SBBG101783  Pectocarya linearis subsp. ferocula S. Boyd, T. Ross, M. Hammitt 1991-5-2 6061 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SD187377  Pectocarya linearis subsp. ferocula Naomi Fraga 2005-2-10 1423 Riverside Just north of Palen Pass Road, ca. 10 miles east of Highway 177. 502 Comment
  SFV6346  Pectocarya linearis subsp. ferocula T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 25 Riverside San Bernardino Mountains Whitewater Canyon Road, 3 miles north of Highway 60. 630 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
  SD70779  Pectocarya recurvata D. B. Dunn, Shogo, Schroeder, Bruskin and Folsom 1948-3-13 3723 Riverside Indio Hills, Colorado Desert, near Pushawalla. Comment
  UCR85147  Pectocarya recurvata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16080 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  UCSB18373  Pectocarya setosa Gates, Mary 1964-5-17 Riverside Pinyon Flats Campground; State Highway 74; 25 miles SW of Indio 1219 Comment
  RSA401954A  Pedicularis densiflora Ora M. Clark 1929-4-7 2035 Riverside South of Aguanga Comment
  UCR97288  Pedicularis densiflora Steve Boyd, T. S. Ross, L. Arnseth 1990-3-30 3944 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn, north of the lake, Saddle between summits, N slope along road heading N to Black Hills 793 Comment
  RSA750884  Pelargonium denticulatum T. B. Salvato 2007-10-10 3068 Riverside Riverside, residence at 1009 Bascomb Drive 305 Comment
  SD153021  Pellaea andromedifolia var. andromedifolia Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7312 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 365 Comment
  SEINET7073446  Pellaea mucronata A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  UCR165830  Pellaea mucronata T. B. Salvato, John F. Green 2004-5-27 626 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
  JOTR29614  Pellaea mucronata var. californica Andre, Jim 2006-4-26 6752 Riverside Joshua Tree National Park. about 0.5 mi. NNE of Rattlesnake Spring on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  POM212309  Pellaea mucronata var. mucronata C. B. Wolf 1931-5-11 1958 Riverside San Jacinto Mountains: rocky places near Pipe Creek, above Hemet Valley 1677 Comment
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Mar 24 2011
  POM857  Pellaea mucronata var. mucronata I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon 762 Comment
  UC527740  Pellaea mucronata var. mucronata C. B. Wolf 1931-5-11 Riverside above Hemet Valley (near Pipe Creek); San Jacinto Mts 1676 Comment
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Mar 24 2011
  UCR243168  Penstemon centranthifolius LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4333 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
  UC1329890  Penstemon incertus James E. Cole 1941-6-16 916 Riverside Lost Horse Valley Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  RSA284585  Penstemon labrosus C. W. Tilforth, John Dourley 1980-7-15 2072 Riverside South of Thomas Mountain Campground along Thomas Mountain Road, south of Lake Hemet & west of Highway 74. Comment
  UCR164932  Penstemon spectabilis T. B. Salvato, John F. Green 2004-5-27 627 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
  NY661184  Penstemon spectabilis var. spectabilis C. B. Wolf 1938-6-11 9417 Riverside San Jacinto Mountains, Palms to Pines Highway, 1½ miles west of junction to Anza 1219.2 Comment
  SEINET238564  Penstemon spectabilis var. spectabilis George K. Helmkamp 1998-6-27 4085 Riverside Santa Rosa Mtns.: 3.3 mi S of Hwy 74 along Santa Rosa Mtn Rd. in vicinity of an unnamed spring. 1585 Comment
  UC1979642  Penstemon spectabilis var. spectabilis Steve Boyd 1995-4-24 8490 Riverside Palomar Range, Agua Tibia Wilderness Area, northeastern base of Wildhorse Peak, west of Devil's Hole, along the Wildhorse Trail near the rounded gabbro peak known as Agua on the USGS Vail Lake 7.5' quadrangle. Comment
  POM187834  Penstemon thurberi E. C. Jaeger 1931-9-18 s.n. Riverside Near Lost Horse Mine Comment
  UC489038  Pentachaeta aurea C. V. Meyer Jun 1927 184 Riverside Saunders Meadow San Jacinto Mts. 1676 Comment
  UCR269176  Pentachaeta aurea subsp. aurea Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5013 Riverside San Jacinto Mountains, Strawberry Creek to the southwest of Strawberry Valley, c. 2.4 air miles southwest of Idyllwild 1534 Comment
  RSA0045198  Pentagramma maxonii E. C. Jaeger 1922-3-25 748 Riverside Murray Canyon, near Palm Springs. 304 Comment
  UCSB39088  Pentagramma triangularis subsp. maxonii Jorgensen, Jan 1982-3-23 Riverside 3 kilometers up road to aerial tramway, Palm Springs 120 Comment
  LA204567  Peritoma arborea Harlan Lewis; 1935-4-7 Riverside Palm Springs 152 Comment
  CAS-BOT-BC77474  Peritoma arborea var. angustata Aven Nelson 1930-3-1 11168 a Riverside No. of Palm Springs Comment
  JOTR34295  Peritoma arborea var. angustata Andre, Jim 2012-4-11 20704 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
  CAS-BOT-BC73773  Peritoma arborea var. arborea Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC167759  Petalonyx thurberi Alice Eastwood 1913-4-30 3079 Riverside Palm Springs Comment
  JOTR30075  Petalonyx thurberi subsp. thurberi La Doux, Tasha, Bill Truesdell 2006-10-3 1718 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  POM13423  Petunia parviflora Philip A. Munz, I. M. Johnston 1922-5-5 5156 Riverside Mystic Lake, near Moreno. Comment
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Mar 20 2011
  CAS-BOT-BC326727  Peucephyllum schottii Munz; Street; Williams 1919-3-26 2391 Riverside Near Salton Sea Comment
  RSA308425  Peucephyllum schottii Henry J. Ramsey, Henry J. Ramsey 1938-4-26 3074 Riverside Near Desert Center-Indio. Comment
  RSA444309  Peucephyllum schottii Walter Wisura 1988-3-1 4180 Riverside Frontage Road, off I-10, near pumping station in Pinkham Wash area. Comment
  SEINET2054224 Image available Peucephyllum schottii A. C. Sanders, L. Lubinsky, A. Knapp, P. MacKay & C. L. Sanders 1995-2-12 15923 Riverside Colorado Desert, Coachella valley, outh of Fargo Canyon, Little San Bernardono Mtns., 1.2 mi abgove junction with Aqueduct Road. 365 Comment
  UC1523403  Peucephyllum schottii Robert F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin and J. Hogge 1980-4-16 54079 Riverside 3.2 mi n Hwy. 10 and Whitewater P.O. (branch ravine running w from Whitewater Canyon, w of road); San Bernardino Mts. 609 Comment
  SEINET11809955  Peucephyllum schottii S. B. Parish, Parish, W. F. 1881-1 347 Riverside Whitewater River Comment
  RSA519023  Phacelia ambigua D. A. Hoover 1986-4-7 775 Riverside Sandy bottom of the main canyon at the BLM gate. 549 Comment
  RSA554433  Phacelia ambigua Theo Glenn 1991-5-8 91 -77 Riverside Sonoran (Colorado) Desert Big Maria Mtns, north of Blythe. 378 Comment
  CLARK-A1656-667  Phacelia bicolor Lois Ann Scott 1978-3-28 Riverside Joshua Tree National Park 1066 Comment
  UC24295  Phacelia brachyloba H. M. Hall June, 1901 2070 Riverside vicinity of Chalk Hill San Jacinto Mountains 1524 Comment
  UC217927  Phacelia campanularia subsp. campanularia P. A. Munz, D. Keck 1922-4-14 5003 Riverside mesa e Whitewater Ranch; Colo. Desert 213 Comment
  UC881004  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6845 Riverside Cottonwood Springs Comment
  JEPS2191  Phacelia cicutaria var. hispida M. French Gilman 1845-1 714 Riverside Palm Springs (of Mt. San Jacinto) Mt. San Jacinto Comment
  UC73671  Phacelia cicutaria var. hispida M. F. Gilman 1904-1 7 &8 Riverside Banning Comment
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Mar 13 2011
  UCR172786  Phacelia cicutaria var. hispida Wayne Law, Jun Hu 2000-5-16 16 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
  UCR239210  Phacelia cicutaria var. hispida Steven R. Hill 2001-5-3 33637 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
  UCR85577  Phacelia ciliata Julie A. Greene 1993-6-11 1356 Riverside San Jacinto Valley, San Jacinto Wildlife Area [NW of Lakeview] 441 Comment
  RSA650558  Phacelia crenulata Viki Cruz 1983-5-8 9 Riverside Near the palm oasis one mile into Magnesha Canyon, Santa Rosa Mts. Comment
  RSA428301B  Phacelia cryptantha I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Colorado Desert. Comment
  UC1518622  Phacelia cryptantha Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55464 Riverside side canyon on w side Whitewater Canyon (ca 3.3 mi n of Whitewater Post Office) 594 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
  CLARK-A1528-558  Phacelia distans C. M. Flanagan 1973-4-14 OO 104 Riverside Sunnymead 579 Comment
  JOTR16722  Phacelia distans Moore, Sue 1968-5-6 5 /6/1968 Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA426071  Phacelia distans E. Crow 1929-4-7 295 Riverside Southwest of Corona. Comment
  SBBG64888  Phacelia distans M. N. Ackley 1928-3-11 407 Riverside near Cabazon 609 Comment
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Mar 13 2011
  SD107798  Phacelia distans C. W. Tilforth 1978-4-30 1567 Riverside Low rounded hills east of Norco. Comment
  SD232703  Phacelia distans A. C. Sanders, J. Dice, K. Rose, D. Woodard 1995-3-29 16245 Riverside San Jacinto Mtns./San Gorgonio Pass; At the mouth of Snow Creek, between Hwy 111 and Snow Creek Village. E side of Snow Creek Rd. Comment
  JOTR01172  Phacelia fremontii Cole, James E. 1941-5-2 673 Riverside Joshua Tree National Park. LOST HORSE VALLEY 1310 Comment
  SD255773  Phacelia imbricata Mitch Provance 2012-5-24 512 06 Riverside San Bernardino Mountains; Banning, foothills and alluvial fan near bordeer with Beaumont, NE of the intersection of Highland Springs Ave. and Silson St. 868 Comment
  RSA249836  Phacelia imbricata subsp. patula Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38100 Riverside San Jacinto Mountains: San Bernardino National Forest. Hilltop above Lake Fulmor. 1677 Comment
  UC69330  Phacelia ivesiana var. pediculoides L. A. Greata April 1905 Riverside Coachella Comment
  SD136820  Phacelia minor Steve Boyd 1992-4-14 6786 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area; along Verdugo Trail from Tenaja Tr. to Bluewater Cyn, S of Sitton Pk. 792 Comment
  SEINET7907895  Phacelia minor D. A. Johnson 2005-1 Riverside 1 mi E of CA 74, River Rd between Perris & Lake Elsinore 488 Comment
  UCR91460  Phacelia minor Scott D. White 1995-3-30 2675 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
  RSA0106602  Phacelia minor Robert F. Thorne 1995-3-29 63029 Riverside White Water Canyon. 600 Comment
  RSA280555  Phacelia minutiflora I. L. Wiggins 1941-3-27 s.n. Riverside 4 mi. north of Whitewater. Comment
  UC455957  Phacelia mutabilis I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2438 Comment
  RSA4922  Phacelia neglecta Carl B. Wolf 1932-4-28 3089 Riverside Mesas at western edge of Maria Mts, eastern Colorado Desert, 17 miles from Blythe on the Rice road. 152 Comment
  UCR207553  Phacelia ramosissima O. F. Clarke 2005-5-12 s.n. Riverside Peninsular Range; Moreno Valley, Kucera residence, 11681 Dalehurst, Moreno Valley 625 Comment
  CAS-BOT-BC145000  Phacelia ramosissima var. latifolia Peter H. Raven; R. Snow 1957-7-26 11090 Riverside Banning-Idyllwild road 0.9 mi. n. of Vista Grande Ranger Station, San Jacinto Mts. Comment
  RSA779695  Phacelia rotundifolia Duncan S. Bell 2010-4-2 706 Riverside Arica Mountains: collecting along the mountains ridgeline, approximately 0.75 air mile north of summit. 592 Comment
  RSA291570  Phalaris aquatica C. W. Tilforth, B. Busenberg 1980-6-17 2022 Riverside Flat at large telephone signal reflector panel, south end of Thomas Mountain Road, south of Lake Hemet and west of Hwy 74 Comment
  RSA0057662  Philadelphus microphyllus var. stramineus P. A. Munz 1924-7-27 8762 Riverside North side of high rock. Dark Canyon, San Jacinto Mts. 2409 Comment
  UC1132464  Phleum pratense H. S. Yates 1936-8-29 6379 Riverside near Pine Flat; San Jacinto Quad., near Pine Flat Comment
  RSA758487  Phlox gracilis Michael Wall 2010-4-9 551 Riverside Bautista Creek east of Hemet, Bautista Canyon Rd. ca. 6.4 Miles SE of jct. with Fairview Ave. 713 Comment
  SD152823  Pholistoma auritum var. auritum Steve Boyd 1992-4-15 6870 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Bluewater Canyon along Bluewater Tr. downstream to the confluence with San Mateo Creek. 334 Comment
  RSA314453  Pholistoma membranaceum Robert F. Thorne, F. R. Fosberg, Charles C. Herbst, M. H. Sachet 1983-4-23 55455 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  SBBG6207  Pholistoma membranaceum C. H. Muller 1952-4-5 9492 Riverside White Water Cyn, 1 mi above Whitewater Comment
  SD152825  Pholistoma racemosum Steve Boyd, Carol Boyd, Kyle Boyd 1992-3-21 6737 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Tenaja Cyn, along trail from wilderness boundary downstream towards Fisherman's Camp. In shady understory of mesic chaparral. 366 Comment
  RSA0123183  Phoradendron bolleanum Duncan S. Bell, LeRoy Gross 2016-3-30 9171 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  UCD102039  Phoradendron bolleanum Geoffrey Levin 1975-12-6 657 Riverside State 74 just above Seven Level Hill, about 8 mi. south of Palm Desert. 1066 Comment
  RSA420775  Phoradendron californicum Gale Sphon 1955-5-15 s.n. Riverside Dead Indian Canyon near Palm Springs. Comment
  SBBG32262  Phoradendron californicum L. S. Rose 1966-12-11 Riverside Palm Springs 152 Comment
  UC6076  Phoradendron californicum J. Burtt Davy 1893-3-14 45 Riverside Indio Comment
  UCR96817  Phoradendron californicum Bern Schwenn 1994-4-1 s.n. Riverside Sonoran (Colorado) Desert, Eagle Mountains, Hayfield Spring on the south side of the range. 700 Comment
  UCR52005  Phoradendron densum Steve Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau Comment
  CAS-BOT-BC135181  Phoradendron juniperinum Edmund C. Jaeger 1922-6-20 s.n. Riverside Caramba Camp. Tacquitz Creek, San Jacinto Mts. Comment
  UCR99862  Phoradendron villosum Scott D. White 1996-12-26 4646 Riverside San Jacinto Mtns, Bautista Canyon: along Bautista Canyon Rd, c. 2 or 3 air mi. NW of junction with Tripp Flats Rd. 1037 Comment
  JOTR29188  Physalis crassifolia La Doux, Tasha 2005-9-8 1300 Riverside Joshua Tree National Park. Fried Liver Wash 395 Comment
  RSA4899  Physalis crassifolia Carl B. Wolf 1932-4-27 3015 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA791479  Physalis crassifolia Jim Andre 2012-4-16 20919 Riverside Joshua Tree National Park;; along Cottonwood Spr. Rd, 3.1 mi. north of South Entrance, 4.1 mi. north of I-10. Along Cottonwood Spr. Rd , in large rocky canyon to east. 788 Comment
  SD111893  Physalis crassifolia Barbara Ertter, Jeffrey Strachan 1980-5-20 3467 Riverside West side Whitewater Hill, east side Whitewater Wash, northwest end of Coachella Valley north of I-10. 456 Comment
  SEINET3078253 Image available Physalis crassifolia Barbara Gayle Pitzer 1998-1-24 3381 Riverside N foot of Chuckwalla Mtns, Eagle Mt Rd, S side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  RSA637527  Physalis philadelphica Scott D. White 1998-9-4 7122 Riverside Beaumont: 'Oak Valley Golf Course' Flood detention basin along intermittent channel just above (i.e N side) of golf course. 762 Comment
  RSA228819  Pickeringia montana Colin M. Wainwright 1972-2-10 590 Riverside Cleveland National Forest. 7.5 miles South of Lake Elsinore along Forest route 7S04, T7S, R5W, S15 Comment
  SD28103  Pinus flexilis Carl B. Wolf 1932-8-5 Riverside San Jacinto Mountains, slopes of San Jacinto Peak along trail above Round Valley 2925 Comment
  UC1200607  Pinus flexilis Peter Kamb 1944-5-29 11 Riverside Mt. San Jacinto San Jacinto Mountains 3048 Comment
  UC64557  Pinus lambertiana H. M. Hall 1901-6-1 2319 Riverside near Tauquitz; San Jacinto Mountains 2682 Comment
  CSUSB922  Pinus monophylla Stanley C. Warner 1956-5-20 s.n. Riverside Palms to Pines Highway, Pinyon Flats Camp Comment
  UCSB99  Pinus monophylla Cline, C. 1960-5-15 Riverside Edge of Pinon Flats Camp; 15.5 miles SW of Palm Desert; San Bernardino National Forest 1219 Comment
  UC188  Pinus quadrifolia H. M. Hall 1899-5-25 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  POM98009  Pinus quadrifolia E. C. Jaeger 1926-3-27 s.n. Riverside Upper end of Horse Canon, Santa Rosa Mountains. Comment
  RSA586502  Piperia cooperi Darin L. Banks, Steve Boyd 1995-5-9 333 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of Cleveland National Forest and Agua Tibia Wilderness Area; N slope of Agua Tibia Mountain, the Dorland Mountain area, W of Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UCR113934  Piptatherum miliaceum Mitch Provance, A. C. Sanders 2000-7-4 2100 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  SD227712  Pistacia atlantica A. C. Sanders 1994-5-15 14480 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the east bank of the Santa Ana River. Comment
  CLARK-A1528-2258  Plagiobothrys californicus John C. Roos 1941-4-19 Riverside Reche Canyon Comment
  SD236235  Plagiobothrys canescens John F. Green 2006-4-18 Riverside NE of Murrieta, just S of Los Alamos Road (Clinton Keath Rd) on E and W sides of Liberty Road border between City of Murrietta and unincorporated French Valley (Murrieta 7.5'Q) 415 Comment
  UCR251695  Plagiobothrys canescens T. B. Salvato 2014-4-9 7845 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  JOTR32965  Plagiobothrys canescens var. canescens La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2716 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  RSA180396  Plagiobothrys canescens var. canescens E. W. Lathrop 1965-3-30 5600 Riverside 14 miles W of Murrieta. Comment
  RSA0093974  Plagiobothrys collinus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37677 Riverside Peninsular Range; foothills of Gavilan Hills. Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 372 Comment
  SD233781  Plagiobothrys collinus John F. Green. 2006-5-10 Riverside Peninsular Ranges: City of Murrieta; S of the Hogbacks, N of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W (Murrieta 7.5' Q) 366 Comment
  UCR135986  Plagiobothrys collinus A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27900 Riverside Peninsular Range, summit ridge of Alberhill Mountain, along dirt road 503 Comment
  POM9561  Plagiobothrys collinus var. californicus I. M. Munz, Harwood 1920-2-28 3234 Riverside 2 mi SE of Corona 274 Comment
  SD181656  Plagiobothrys collinus var. fulvescens Scott D. White 2000-5-1 7751 Riverside Corona: Western foothills of Santa Ana Mts. Near Bedford Canyon. 351 Comment
  POM12983  Plagiobothrys collinus var. ursinus P. A. Munz, I. M. Johnston 1922-5-19 5416 Riverside Hemet Valley, San Jacinto Mts. on Garner Ranch 1387 Comment
  UCR18160  Plagiobothrys jonesii A. C. Sanders 1978-3-19 00216 Riverside Santa Rosa Mtns/Colorado Desert, Deep Canyon Reserve, along the Worley Trail just above the Research Center 427 Comment
  UCR266325  Plantago elongata D. E. Bramlet 1991-4-29 2089 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 6.5 km west of Hemet & c. 0.4 km west of intersection of Florida Ave./Hwy 74 & Warren Road 457 Comment
  CAS-BOT-BC174041  Plantago erecta A. C. Sanders 1997-3-12 19846 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA356708  Plantago erecta Robert F. Thorne, E. W. Lathrop 1975-5-20 45507 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA614470  Plantago erecta D. L. Banks 1997-4-5 1705 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
  UCR120952  Plantago erecta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23892 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR158067  Plantago erecta A. C. Sanders 1997-3-12 19846 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA594124  Plantago lanceolata D. L. Banks, Victor W. Steinmann 1996-4-20 898 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 524 Comment
  JEPS7165  Plantago ovata L. G. Childs May 1920 Riverside near Mecca; Colorado Desert Comment
  RSA758327  Plantago ovata Doug Goldman 2005-3-3 3033 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  UC888393  Plantago ovata Carl B. Wolf 1932-4-27 Riverside 5 mi e Desert Center (n base of Chuckwalla Mts.); Colorado Desert, Chuckwalla Mts. 152 Comment
  UC888395  Plantago ovata Carl B. Wolf 1932-4-27 Riverside 0.75 mi w Utopia (Mecca - Blythe Road); Colorado Desert 152 Comment
  POM305634  Plantago ovata var. fastigiata Henry J. Ramsey, Henry J. Ramsey 1937-3-2 865 Riverside Blyth Indio Road, near Indio Comment
  SDSU12973  Platanus racemosa Michael G. Simpson 1999-10-27 2040 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR120911  Platanus racemosa A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24951 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR234327  Platanus racemosa A. C. Sanders, John F. Green 2012-4-6 40007 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, off Temescal Cyn. Rd., between Campbell Ranch Rd. and I-15 Fwy, c. 10 miles south of Corona 324 Comment
  LA206295  Platystemon californicus A. L. Haines; L. Erickson 1937-4-9 sn Riverside Hemet road near Winchester turnoff Comment
  SEINET7073303  Platystemon californicus A. G. Vestal 1963-4-27 s.n. Riverside Santa Gertrudis Wash southeast of Murrieta Hot Springs. Coordinate datum: NAD27. Comment
  UC167980  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder 1905-5-12 11 Riverside Wilders near Riverside; near Riverside Comment
  RSA766067  Plecostachys serpyllifolia R. E. Riefner Jr. 2006-8-22 06 -365 Riverside City of Temecula, Vine St. at Peach Tree St. 341 Comment
  UC28847  Plectritis ciliosa subsp. insignis H. M. Hall May 1899 1126 Riverside San Jacinto Mountains, on Chalk Hill Chalk Hill; San Jacinto Mountains, Chalk Hill 1584 Comment
  RSA0021527  Pleuraphis rigida Jim Andre 2013-3-27 24809 Riverside Rice Valley; east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 242 Comment
  SBBG35124  Pleuraphis rigida T. L. Secrest 1948-4-7 Riverside ca. 7 mi below Whitewater 274 Comment
  CAS-BOT-BC326649  Pleurocoronis pluriseta Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon 4 miles east of Palm Springs Comment
  UC729734  Pleurocoronis pluriseta Carl B. Wolf 1932-4-27 3045 Riverside 1 mi off Mecca-Blythe Road (lower end of Lost Palms Canyon at first rocky hills); Colorado Desert, Lost Palms Canyon 243 Comment
  UCR196892  Pleurocoronis pluriseta R. F. Thorne 1966-10-15 41784 Riverside Colorado Desert: Western Colorado Desert region/San Jacinto Mountains, Dead Indian Canyon, near Palm Desert at foot of Palms to Pines Hwy 366 Comment
  UC64806  Pluchea odorata var. odorata E. E. Schellenger 1904-10-17 23 Riverside Dos Palmas Colorado Desert Comment
  POM157892  Pluchea sericea P. A. Munz 1927-5-21 10890 Riverside Coachuila Creek, SE of Hemet. 671 Comment
  RSA0123109  Pluchea sericea Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9016 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 653 Comment
  RSA179490  Poa bulbosa E. W. Lathrop 1965-4-18 5661 Riverside 10 miles west of Murrieta. Comment
  UCR17528  Poa fendleriana Frank C. Vasek 1979-7-26 790726- 02 C Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  SEINET260227 Image available Poa secunda M. Curto, L. Allen 1991-5-24 712 Riverside Santa Rosa Mts vic of Ribbonwood CA Hwy 74 ca 1.5km W of USFS Pinyon Flat CG 1300 Comment
  RSA552688  Polygala cornuta var. fishiae Steve Boyd, Tim S. Ross, Olrando Mistretta 1992-2-26 6696 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  RSA596151  Polygala cornuta var. fishiae D. L. Banks 1996-11-7 1188 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation., Approximately 200 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 457 Comment
  UC1929950  Polygonum aviculare subsp. depressum Scott D. White, Justin Wood 2008-6-16 12139 Riverside San Jacinto Mountains: Meadow at Quinn Flat. Comment
  POM153401  Polygonum punctatum P. A. Munz, I. M. Johnston 1928-9-12 11300 Riverside 3 miles north of Temecula. Warm Springs Creek Comment
  SDSU3555  Polypodium vulgare var. hesperium Louis C. Wheeler 1931-10-3 194 Riverside Tahquitz Peak, San Jacinto Mts. North facing rock crevices 2621 Comment
  SDSU13614  Polypogon monspeliensis W. Miller, C. Mosse 1972-7-11 Riverside Comment
  UC1931203  Polypogon viridis Scott D. White, Justin Wood 2008-6-19 12277 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  IRVC168  Polystichum imbricans subsp. curtum Tony Price 1965-4-24 HS 555 Riverside Highway 74; 1.5 miles W of Dripping Springs Gaurd Station. Comment
  UC1561679  Polystichum scopulinum Barbara Ertter with Ken Berg, Roxanne Bittman, and Tim Krantz 1987-9-6 7430 Riverside n side of Red Tahquitz Peak (head of Andreas Canyon); San Jacinto Mts. 2438 Comment
  JEPS35438  Porophyllum gracile W. L. Jepson 1928-4-25 12586 Riverside Eagle Mts., Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  UCR269203  Porophyllum gracile Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 998 Riverside Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in wash 423 Comment
  RSA500203  Potamogeton pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3542 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA499238  Potentilla glandulosa subsp. nevadensis E. C. Jaeger 1921-6-23 729 Riverside Tacquitz Valley. 1982 Comment
  RSA200061  Potentilla gracilis var. elmeri L. B. Ziegler 1967-8-1 s.n. Riverside Upper Hurkey Creek south side of San Jacinto Mts. Comment
  RSA0005683  Potentilla wheeleri var. rimicola Philip A. Munz, I. M. Johnston 1924-7-27 8764 Riverside Dark Canyon, San Jacinto Mountains. 2409 Comment
  RSA0014806  Proboscidea louisianica Steve Boyd, Rita Gentry 1991-5-30 6317 Riverside Murrieta, Gentry Experimental Farm on Los Alamos Rd. 427 Comment
  CAS-BOT-BC206979  Prosopis glandulosa var. torreyana Roxana S. Ferris 1918-6-14 963 Riverside By stream at Palm Springs. Comment
  JEPS46164  Prosopis pubescens Marjorie D. Clary 1936-9-27 Riverside Coral Reef ranch Colorado Desert (nw arm of Colorado Desert) Comment
  POM263932  Prosopis pubescens F. A. Barkley 1939-5-20 4210 Riverside Roadside 4 miles E. of Blythe Comment
  SBBG3763  Prosopis pubescens H. and M. Dearing 1940-11-10 5015 Riverside 1000 Palms Cyn Comment
  UC61550  Prosopis pubescens Miss Mary McKibben May 1904 Riverside Mecca -60 Comment
  UCD170965  Prunus caroliniana A. C. Sanders 2002-3-20 24899 Riverside Western Colorado Desert: Coachella Valley, city of Palm Springs, around offices of Agua Caliente Band of Cahuilla Indians, 650 E Tahquitz Canyon Way at Calle El Segundo. 137 Comment
  UC1128374  Prunus fremontii H. S. Yates 1937-3-24 6466 Riverside S of Pinyon Flat 975 Comment
  UC400189  Prunus fremontii Ynes Mexia 1929-2-16 2327 Riverside near Palm Springs; Murray Canyon, Colorado Desert Comment
  UCR16764  Prunus ilicifolia D. C. Wald 1967-5-13 s.n. Riverside Perris-Aguanga Basin region, Bernasconi Hills near Lakeview, on slope opposite Big Rock 503 Comment
  CAS-BOT-BC356347  Psathyrotes ramosissima H. M. Hall 1905-4-1 5864 Riverside Nr. Chuckawalla [Chuckwalla] Comment
  SBBG39386  Psathyrotes ramosissima E. R. Chandler 1970-10-22 Riverside Palm Cyn, S of Palm Springs Comment
  SD193244  Pseudognaphalium beneolens A. C. Sanders, Kelly Volansky 2005-8-31 31595 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 0.5 mile north of Tenaja Road. 671 Comment
  UCR34931  Pseudognaphalium biolettii L. B. Ziegler 1967-8-24 223 Riverside San Jacinto Mtns, San Jacinto Valley. Mission [Avery] Canyon 503 Comment
  GMDRC6556  Pseudognaphalium californicum J. M. Andre 2012-6-15 30510 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
  RSA0120470  Pseudognaphalium luteoalbum Duncan S. Bell 2016-4-16 9312 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  RSA0121381  Pseudognaphalium luteoalbum Duncan S. Bell, LeRoy Gross 2016-3-30 9146 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCR167791  Pseudognaphalium luteoalbum T. B. Salvato, Gregg Miller 2005-6-3 1384 Riverside Peninsular Range: Perris-Aguanga Basin, tributary of the San Jacinto River, c. 3 mi SW of Perris, 1.5 mi east of the Good Hope Mine and less than 0.25 mi south of Ethanac Road 433 Comment
  CAS-BOT-BC357571  Pseudognaphalium stramineum Faulkner 1978-4-27 499 Riverside 3 miles East of Blythe, shores and flood plains of Colorado River 137 Comment
  RSA500095  Psilocarphus brevissimus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3215 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA515331  Psilocarphus brevissimus Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, SW slope of Mesa de Burro. 579 Comment
  UCR202015  Psilocarphus brevissimus Karin Cleary-Rose 1998-3-6 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Palmieri property, 25 acre parcel in western Hemet, south of Hwy 74, west of Warren Rd, directly east of the San Diego Aqueduct and c. 500 ft. east of Salt Creek, north of Stetson Ave. 527 Comment
  UC1523586  Psilocarphus brevissimus var. brevissimus Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 51970 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  POM254726  Psilostrophe cooperi P. A. Munz 1940-3-24 15698 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
Read comments
Nov 2 2011
  UCR114739  Psilotum nudum A. C. Sanders, J. M. DiTomaso 2000-7-12 23587 Riverside San Bernardino Valley, Riverside: UCR campus, along East Campus Drive beside greenhouses at intersection with Eucalyptus Drive 335 Comment
  UCR133352  Psilotum nudum A. C. Sanders, Mitch Provance 1999-2-16 22450 Riverside Riverside, Riv. Community College campus, on south side of library 259 Comment
  RSA705962  Psorothamnus arborescens var. simplicifolius Michael Wall, Stephanie Wall 2005-7-29 399 Riverside Valle Vista, San Jacinto River, north side of Hwy 74 across from Schultz Drive ca. 1.5 miles east of Fairview Avenue. 548 Comment
  CAS-BOT-BC353638  Psorothamnus emoryi E. A. McGregor 1917-3-18 702 Riverside 5 miles up Painted Canyon Comment
  JEPS41631  Psorothamnus emoryi Mary Beal 1939-10-25 706 Riverside between Whitewater and Indio (Mojave Desert); , betw Whitewater and Indio Comment
  POM275393  Psorothamnus emoryi L. R. Abrams 1926-3-26 11098 Riverside between Edom and Garnet east of San Gorgonio pass. Comment
  SEINET2063916 Image available Psorothamnus polydenius P. Leary 1975-5-27 1213 Riverside 1 mile E of Ruby Lee Well, Joshua Tree National Monument. 853 Comment
  CAS-BOT-BC340920  Psorothamnus schottii Peter H. Raven 1958-1-24 11452 Riverside Fargo Canyon Comment
  JEPS41629  Psorothamnus schottii Mary Beal 1939-10-25 714 Riverside Palm Springs area , Palm Springs area (Mojave Desert) Comment
  RSA66970  Psorothamnus schottii Marcus E. Jones 1924-2-26 s.n. Riverside Shavers Well. Comment
  UC990934  Psorothamnus schottii D. F. Howe 1952-4-27 Riverside 5 mi s of highway e Mecca (along all American Canal); , e of Mecca Comment
  UCR126437  Psorothamnus schottii T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 47 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
  UCR148473  Psorothamnus schottii 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
  UCR35006  Psorothamnus schottii L. B. Ziegler 1977-4-12 564 Riverside Sonoran (Colorado) Desert, near Desert Hot Springs, on sandy alluvial slopes (bajadas) from Little San Bernardino Mountains. 381 Comment
  UCSB3050  Psorothamnus schottii Wilson, Richard 1958-5-18 Riverside 5 miles East of Pinon Flats on Highway 74 (Calif.) Comment
  UCR99810  Psorothamnus spinosus B. G. Pitzer 1996-11-11 2933 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  CAS-BOT-BC460530  Pterospora andromedea Mary F. Spencer 1919-6-25 1223 Riverside San Jacinto Mt. 1676 Comment
  RSA69241  Pterospora andromedea F. W. Peirson 1924-7-27 4987 Riverside Dark Canyon, San Jacinto Mts. 1905 Comment
  SD186304  Pterostegia drymarioides Andy C. Sanders, T. B. Salvato, M. Provance 2003-4-4 25836 Riverside Santa Ana River Valley Region, Jarupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 366 Comment
  UC466078  Pterostegia drymarioides Fred M. Reed 1908-3-15 2273 Riverside Box Spring Mts., Pigeon Pass Comment
  UCR92165  Pterostegia drymarioides D. L. Banks, Steve Boyd 1995-5-3 0229 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
  RSA263786  Pulicaria hispanica Margaret Hardinge, Crooks 1961-9-6 311 Riverside Santa Ana canyon; Davenport Ranch on Hwy 91 Comment
  RSA450763  Pulicaria hispanica J. C. Roos 1965-8-2 s.n. Riverside Palm Springs: along irrigation ditch on Vista del Chino, between Sunrise Way and Caballeros Ave. 122 Comment
  RSA0125182  Pulicaria paludosa Duncan S. Bell 2016-10-27 10204 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  UCR50000  Pulicaria paludosa Theo Glenn 1987-6-15 s.n. Riverside Western Colorado Desert, Coachella Valley, Thousand Palms Oasis, in the Indio Hills. 168 Comment
  UCR112801  Punica granatum A. C. Sanders 1997-5-1 20615 Riverside Lake Skinner area, old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  SEINET3077228 Image available Purshia glandulosa Howard Scott Gentry 1985-5-22 23809 Riverside Pinyon Flats, Santa Rosa Mountains. 1219 Comment
  UC72988  Purshia tridentata var. tridentata M. F. Gilman 1904-1 13 Riverside Banning Comment
Read comments
Mar 13 2011
  UCR3710  Pyrola picta Frank C. Vasek 1964-7-25 640725- 17 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  RSA0091963  Quercus Mitch Provance 2012-8-31 17434 Riverside San Bernardino Mountains: Banning Bench, along E side of Bluff St, overlooking the San Gorgonio River. 1067 Comment
  UCSB1217  Quercus X munzii Muller, Cornelius 1952-3-23 Riverside Live-oak Tank, Joshua Tree National Monument Comment
  RSA597240  Quercus agrifolia A. C. Sanders, S. Hawkins 1996-4-24 18072 Riverside Morongo Indian Reservation, in Hathaway Canyon near Burro Flats. 915 Comment
  RSA559451  Quercus agrifolia var. agrifolia Steve Boyd, T. S. Ross 1992-5-5 7217 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  UCR163407  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 05- 594 Riverside San Bernardino National Forest: San Jacinto Mountains, 0.7 miles west of Santa Rosa Mountain Rd on SR 74 near Vandeventer Flat 1369 Comment
  RSA0039065  Quercus berberidifolia Jeremiah George 2012-8-8 080812 -1 Riverside San Timoteo Canyon, south of El Casco So. Calif. Edison substation, west side of San Timoteo Creek, west of dirt SCE line access road 655 Comment
  UC5828  Quercus berberidifolia H. M. Hall 1901-8-5 2644 Riverside Canyon of the San Jacinto River San Jacinto Mountains 1066 Comment
  UC847960  Quercus berberidifolia I. W. Clokey and E. G. Anderson 1935-4-16 6572 Riverside e of Hemet 800 Comment
  UCR249998  Quercus berberidifolia Jeremiah George 2012-8-8 080812- 01 Riverside Moreno Badlands, San Timoteo Canyon, south of El Casco So. Calif. Edison substation, west side of San Timoteo Creek, west of dirt SCE line access road 655 Comment
  UCR264645  Quercus berberidifolia Mitch Provance 2012-4-27 412- 17 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCR273005  Quercus berberidifolia Mitch Provance 2012-8-30 17431 Riverside San Bernardino Mountains, Banning Bench, along E side of Bluff St, overlooking the San Gorgonio River 1067 Comment
  UCR273243  Quercus berberidifolia Mitch Provance 2012-1-25 17386 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 689 Comment
  RSA476548  Quercus chrysolepis E. Fitzgerald 1929-05 s.n. Riverside Idylwild, San Jacinto Mts. Comment
  RSA296121  Quercus cornelius-mulleri Barry A. Prigge 1980-8-11 3892 Riverside Whitewater Canyon: 3.2 miles upstream from trout farm. 854 Comment
  CAS-BOT-BC86541  Quercus dumosa C. H. Muller 1941-8-10 4844 Riverside San Jacinto Mts. 12 mi SE of Keen Camp Comment
  UCR217658  Quercus engelmannii Diane Menuz, Joe Veverka 2007-8-9 357 Riverside Peninsular Range, Temecula, along north bank of Santa Margarita River c. 0.9 mi southwest of I-15 and Hwy 79S interchange 300 Comment
  POM122565  Quercus kelloggii Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  UC1135774  Quercus palmeri A. E. Wieslander 1938-5-5 735 Riverside Van Deventer Flat Thermal Quad. 1493 Comment
  UCR165196  Quercus palmeri D. E. Bramlet, Fred M. Roberts 2004-4-13 3552 Riverside Perris-Aguanga Basin, South Bernasconi Hills, 1.3 km south of Ramona Expressway and 1.4 km west of San Jacinto River 515 Comment
  UCSB34688  Quercus palmeri Nixon, Kevin; Hendon, Emily 1980-5-23 Riverside 11.5 mi east of Moutain Center on Calif. Hwy 74 Comment
  SDSU21246  Quercus turbinella S. H. Bullock 1972-5-25 273 Riverside Riverside County Hwy 74. Pinyon flat. 1227 Comment
  RSA783166  Quercus wislizeni J. D. Olmsted 1962-5-3 3526 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  UC1010264  Quercus wislizeni var. frutescens John C. Roos 1952-4-13 5518 Riverside Box Springs Mts. 518 Comment
  CAS-BOT-BC362518  Rafinesquia californica Ivan Johnston 1917-4-4 1075 Riverside Colorado Desert. Palm Canyon 304 Comment
  SD140180  Rafinesquia californica Scott White 1993-4-22 1256 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  CAS-BOT-BC362629  Rafinesquia neomexicana Alice Eastwood 1913-4-30 3016 Riverside Palm Springs Comment
  JEPS26553  Rafinesquia neomexicana Peter Kamb 1948-4-11 861 Riverside 5 mi e Garnet (Aqueduct Road); Coachella Valley Comment
  POM33170  Rafinesquia neomexicana Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. Comment
  RSA79182  Rafinesquia neomexicana P. A. Munz, Percy C. Everett 1952-5-2 16232 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  SEINET192001  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside Joshua Tree National Monument ; Cottonwood Spring wash. Comment
  POM13145  Ranunculus aquatilis var. capillaceus P. A. Munz, I. M. Johnston 1922-5-19 5431 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  RSA0019611  Ranunculus eschscholtzii var. oxynotus P. A. Munz 1922-7-7 6042 Riverside San Jacinto Peak, near the summit. 3287 Comment
  UCR207255  Ranunculus muricatus O. F. Clarke 2002-5-25 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  OBI53618  Raphanus sativus Steve Myers 1988-2-1 s.n. Riverside Boulder Springs dev, immed SE of intersection ofhwy 60 and Nason St, Moreno Valley 518 Comment
  SDSU14182  Raphanus sativus David Mabs 2002-4-20 17 Riverside Santa Margarita Ecological Reserve. About a hundred yards up river from where Tornado Road crosses. 228 Comment
  POM398  Raphanus sativus Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore region. Comment
  UCR97753  Rhamnus alaternus A. C. Sanders 1997-3-1 19726 Riverside Riverside: E side of University of California campus. 335 Comment
  JEPS42006  Rhamnus crocea W. L. Jepson 1901-5-27 1481 Riverside between Cahuilla Valley and Aguanga Comment
  RSA690937  Rhamnus crocea Scott D. White, Michael Honer 2003-5-27 9411 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  HSC46613  Rhamnus ilicifolia Christopher Davidson 1977-5-18 5620 Riverside Cleveland National Forest, Bear Springs 1220 Comment
  RSA243760  Rhamnus ilicifolia Percy C. Everett 1935-6-18 7207 Riverside Coldwater cam. trail, about 1.5 mi. below (N.) Main Divide Motorway. 1280 Comment
  UC2029920  Rhamnus tomentella subsp. cuspidata Scott D. White, Pam DeVries 2000-4-5 7731 Riverside TEMESCAL VALLEY: Corona area, eastern foothills of Santa Ana Mts. just above citrus groves. Comment
  CAS-BOT-BC168040  Rhus aromatica S. B. Parish 1916-5-13 10839 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  UCR169494  Rhus aromatica T. B. Salvato, John F. Green 2004-5-27 593 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
  CLARK-A1528-5596  Rhus integrifolia John C. Roos 1950-2-18 4707 Riverside Box Springs Mountains 774 Comment
  UCR26962  Rhus integrifolia E. W. Lathrop 1966-3-23 6074 Riverside Peninsular Range; Santa Ana Mtns, Skyline Drive, 4 mi west of Corona between Tin Mine Canyon and Santiago Peak 610 Comment
  UC2015590  Rhus ovata Scott D. White 1996-3-16 3820 Riverside Perris Basin, Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. Comment
  UCR102861  Ribes aureum var. gracillimum A. C. Sanders 1997-3-26 20114 Riverside Lake Skinner area, arroyo draining toward the SE arm of the lake, crossing the entrance road near the old house site (and relocated school building) 453 Comment
  CAS-BOT-BC173137  Ribes indecorum Lathrop; Thorne 1967-9-26 6599 Riverside 6 mi. NW of Murrieta. Tenaja Road at the pass entering valley leading to Tenaja Guard Stat. 609 Comment
  RSA702742  Ribes indecorum Scott D. White, Michael Honer 2004-4-6 10044 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  UCR35282  Ribes indecorum L. B. Ziegler 1968-1-15 264 Riverside San Jacinto Mtns, In Avery Canyon (Diamond Valley) 503 Comment
  RSA673630  Ribes malvaceum var. viridifolium Scott D. White, Tasha LaDoux 2000-4-20 7686 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  UC1608294  Ribes malvaceum var. viridifolium Steve Boyd, Tim Ross 1992-5-5 7237 Riverside e portions Oak Flats (along the Bluewater Trail); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area 731 Comment
  SD73422  Ribes nevadense Russell S. Woglum 1937-5-22 580 Riverside Santa Rosa Mountains. Comment
  RSA648215  Ricinus communis Stephen Hill 1981-2-16 13 Riverside Cajalco Rd. 1 mile E. of hwy 15. Comment
  CHSC25561  Romneya coulteri Robert A. Schlising 1973-6-25 3105 Riverside Deadend road, 2.1 mi SW jct with Hwy 71 in Corona. Comment
  SEINET3245813  Romneya coulteri A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-1 38413 Riverside Peninsular Range: southeastern Gavilan Hills near Alberhill, north of Concordia Ranch Rd. at north end of Black Powder Rd. (Alberhill 7.5') 399 Comment
  UCR125202  Romneya trichocalyx Mitch Provance 1998-5-29 557 Riverside Riverside, NW side of North Hill, along the S edge of Lake Evans 274 Comment
  UCR95251  Rorippa nasturtium-aquaticum D. L. Banks, E. H. Banks 1996-5-2 950 Riverside Agua Tibia Mountains, NW Palomar Mountains; NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage 524 Comment
  RSA727336  Rorippa palustris subsp. occidentalis Fred M. Roberts, Sandra Leatherman 2007-9-19 6587 Riverside Santa Ana Canyon: Santa Ana River, across from Green River Golf Course, 0.15 km W Green River Road Bridge. 128 Comment
  CLARK-A1528-4044  Rubus parviflorus John C. Roos 1965-7-3 Riverside San Jacinto Mountains Comment
  RSA741212  Rumex acetosella Scott D. White, Justin M. Wood 2008-5-15 11989 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  CAS-BOT-BC433586  Rumex hymenosepalus A. C. Sanders; Pam MacKay; E. J. Lawlor; C. L. Sanders 2000-3-19 23319 Riverside Shipley-Skinner Reserve area: Diamond Valley, off old Rawson Rd. N of Crown Valley, on future bed of Dia Val. Reservoir, now filling. 488 Comment
  UCD101315  Rumex hymenosepalus R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley. Comment
  UCR113561  Rumex obtusifolius Mitch Provance 2000-4-8 2217 Riverside Jurupa Mountains, Belltown, SW side of Market St (Crestmore Rd.) at Bell Ave. 259 Comment
  RSA596112  Rumex salicifolius var. salicifolius D. L. Banks 1996-11-7 1201 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, 150 m E of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 579 Comment
  CLARK-A1528-3968  Ruta graveolens John C. Roos 1950-4-22 4749 Riverside Reche Canyon 457 Comment
  UCR251645  Salazaria mexicana Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy 2011-3-23 827 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 534 Comment
  POM2077  Salix exigua I. M. Johnston 1918-5-30 2017 Riverside Temescal Canyon 366 Comment
  RSA49197  Salix exigua Philip A. Munz 1949-4-13 13046 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UC717268  Salix exigua W. A. Setchell and Victor Duran 1935-4-19 9 Riverside 1000 Palm Canyon; Indio Region Comment
  LA208613  Salix exigua var. exigua Marcus E. Jones; 1930-3-15 26531 Riverside Eagle Mountains Comment
  CAS-BOT-BC108101  Salix gooddingii Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  HSC101317  Salix gooddingii A. C. Sanders, D. L. Sanders 2010-11-28 38697 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 232 Comment
  RSA615395  Salix gooddingii A. C. Sanders 1997-3-19 20037 Riverside Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn. 445 Comment
  UCR140712  Salix gooddingii A. C. Sanders 2004-5-11 27842 Riverside Elsinore Basin Region, Alberhill Mountain, former clay mine area c. 1 mile SE of Alberhill 439 Comment
  UCR167784  Salix gooddingii T. B. Salvato, Gregg Miller 2005-6-3 1359 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  RSA593974  Salix laevigata D. L. Banks, Elizabeth Hedge Banks 1996-5-2 959 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
  SEINET272322  Salix lasiolepis A. C. Sanders, G Helmkamp 1997-3-15 19969 Riverside Lake Skinner Area; lower Rawson Canyon along the dirt road toward Bachelor Mtn. UTM 10km cell: MH-9E 1N. Skinner Reser 457 Comment
  UC64012  Salix lasiolepis H. M. Hall 1901-6-1 2350 Riverside Tahquitz Valley San Jacinto Mountains 2438 Comment
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Sep 2 2011
  CAS-BOT-BC126323  Salix sessilifolia Milo S. Baker 1928-4-3 2832 b Riverside Tahquitz [Canon] Canyon near Palm Sps. Comment
  RSA772330  Saltugilia australis Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4510 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR103916  Saltugilia australis B. G. Pitzer 1997-4-11 3107 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  RSA0094959  Saltugilia australis Steve D. Boyd 1992-4-14 6836 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Western flank of Bluewater Cyn along Bluewater Trail. 341 Comment
  RSA587143  Saltugilia caruifolia D. L. Banks, S. D. Boyd 1995-6-2 0554 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail just N of the Riverside County boundary, W of the peak ''3790'' on the boundary of sections 32 & 33. 1042 Comment
  RSA152099  Saltugilia splendens Wesley O. Griesel 1962-6-29 s.n. Riverside San Jacinto Mountains: Dark Canyon. 1921 Comment
  POM49157  Salvia apiana Charlotte M. Wilder 1905-06 627 Riverside Wilder's Canyon, Jurupa Hills. Comment
  RSA772575  Salvia apiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5008 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 732 Comment
  RSA524585  Salvia carduacea Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4133 Riverside Vail Lake area, SW base of 'Big' Oak Mountain, mouth of Temecula Creek Canyon 366 Comment
  RSA586092  Salvia columbariae D. L. Banks, Steve D. Boyd 1995-4-5 133 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, E of the Dripping Springs Trail., In the N flowing drainage that empties into Arroyo Seco. 610 Comment
  RSA793534  Salvia columbariae Naomi S. Fraga, David Fracker, Tommy Stoughton 2012-3-15 3943 Riverside Off of Box Canyon Rd. S. of Shaver well in a wash. 229 Comment
  UCR214321  Salvia columbariae A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38381 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  RSA0051567  Salvia columbariae Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Highway. Comment
  CAS-BOT-BC221088  Salvia eremostachya Peter H. Raven 1958-5-18 13000 Riverside Along State Highway 74, 4.9 miles north-east of Pinon Flats [Pinyon Flat], San Jacinto Mountains Comment
  UC883902  Salvia eremostachya B. D. Stark 1933-5-13 Riverside 8 mi up Palms to Pines Highway; San Jacinto Mts. 1219 Comment
  UCR42410  Salvia greatae J. M. Stewart 1986-1-26 86- 8 Riverside Sonoran (Colorado) Desert, south fork of Hidden Spring Canyon, Mecca Hills Comment
  RSA263765  Salvia leucophylla E. W. Lathrop 1967-4-14 6182 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Comment
  RSA701496  Salvia mellifera M. Wall 1996-1-8 127 Riverside Foothill S of Beaumont off Hwy 79 (Lamb Cyn.), 1.1 mi S of 10 Fwy, just past California Ave., W side of hwy. 610 Comment
  SDSU13635  Salvia mellifera W. Miller, C. Mosse 1972-7-20 Riverside By olive trees 100 yards from fork. Comment
  UCLA69837  Salvia mohavensis C. Epling 1937-11-26 Riverside White Tank; 29 Palms Comment
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Nov 5 2011
  RSA434172  Salvia pachyphylla Christopher Davidson 1978-6-15 7382 Riverside Santa Rosa Mts. Road from Hwy 74 to Sta Rosa Mt., ca. 2 mi W of junction to Sta Rosa Spgs Campground. 2088 Comment
  UC25679  Salvia pachyphylla H. M. Hall 1897-8-11 809 Riverside Tauquitz Valley; San Jacinto Mountains 2286 Comment
  CAS-BOT-BC233340  Salvia vaseyi E. K. Balls 1959-6-25 23860 Riverside Along road to 29 Palms, 7.5 mi. N. of jct. with U.S. Hwys. 60/70/99 381 Comment
  UC2031940  Salvinia minima R. E. Riefner Jr. 2009-2-25 09 -17 Riverside City of Lake Elsinore, S side of Temescal Wash, W of Highway 74, vicinity of Bromley Ave. at Bennett St. Comment
  RSA0035176  Sambucus M. Bourell, R. Patterson, Steven Timbrook 1986-4-7 2956 Riverside Temescal Canyon Rd. ca. 1 mi. SE of Glenn Ivy Hotsprings, ca. 200 meters from RR overpass. East side of hwy. 259 Comment
  UCR140729  Sambucus mexicana A. C. Sanders 2004-5-12 27884 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR270170  Sambucus nigra A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42390 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  UC1922062  Sambucus nigra subsp. caerulea Scott D. White, Angelia Carey 2004-4-5 10009 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  UC73287  Sanicula bipinnatifida M. F. Gilman 1904-1 48 Riverside Southern California, Banning Banning; Southern California, Banning Comment
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Mar 21 2011
  UCR59763  Sanicula crassicaulis Steve Boyd, T. Ross, et al 1989-3-31 3074 Riverside Peninsular Range, Vail Lake area, south of Hwy 79, 0.25 mi east of Pauba Road 457 Comment
  HSC78558  Sanicula tuberosa A. C. Sanders, K. Berg 1980-5-1 1358 Riverside Garner Valley area, 1.8 mi. NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  RSA249824  Sarcodes sanguinea R. F. Thorne, C. W. Tilforth, J. P. Simon 1969-6-24 38122 Riverside San Bernardino National Forest, San Jacinto Mountains.: Above and in James Reserve. 1677 Comment
  LA202891  Sarcostemma hirtellum Carl Epling; William Robison 1933-6-27 sn Riverside Little San Bernardino Mountains, 5 mi. S of Gold Coin Mine Comment
  UC635669  Sarcostemma hirtellum Margaret Stason 1927-2-12 Riverside Thousand Palm Canyon Colorado Desert, Thousand Palm Canyon Comment
  UCR261140  Schinus terebinthifolius A. C. Sanders, Jeff Crain 2015-5-20 41740 Riverside Temesal Canyon, Temescal Creek at I-15 bridge, 2.2 km west of Lake St. at Alberhill 363 Comment
  NY1088731  Schismus barbatus D. K. Christopher 2003-4-4 91 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 530 Comment
  RSA715945  Schismus barbatus Scott D. White, Angelia Carey 2004-4-5 10033 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCSB9691  Schismus barbatus Van Leeuwen, Henry 1957-4-13 Riverside Whitewater Canyon, 3 miles from U.S. 60 Comment
  RSA651603  Schismus barbatus Marion P. Harthill 1973-2-17 1580 Riverside Scissors Crossing, [to?] Palm Springs 731 Comment
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May 2 2016
  SEINET10597129  Schismus barbatus Steve Boyd, Timothy S. Ross; Laurel Arnseth; Jaime Bonilla, Barbosa 1990-4-2 Boyd 4046 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Sprins Guard Sta. Chaparral and oak woodland vegetation burned by Mt. Palomar fire, 1989. 488 Comment
  SEINET6243926  Schismus barbatus L. C. Higgins 1974-1 8487 Riverside 5 mi S of Morongo Valley on Hwy 62 Comment
  UCR47885  Schoenoplectus acutus var. occidentalis S. J. Myers 1987-6-24 s.n. Riverside Peninsular Range, Murrieta Creek, at confluence with Temecula Creek, near the town of Murrieta 290 Comment
  RSA289835  Schoenoplectus maritimus B. A. Prigge 1980-9-17 4084 Riverside Coachella Valley Stormwater Channel: 1.5 miles N of Coachella where Dillon Road crosses channel. -12 Comment
  UCR111565  Schoenoplectus pungens var. longispicatus Mitch Provance 1999-5-4 1692 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UC841025  Scirpus maritimus P. A. Munz 1922-4-29 5107 Riverside s Elsinore (Sedco, water along roadside); Sedco, s of Elsinore Comment
  POM320443  Scirpus microcarpus Worthman 1968-5-16 154 Riverside 4.4 miles west of Murrieta. 320 Comment
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Jun 16 2013
  UCR262271  Scrophularia californica A. C. Sanders 2006-5-13 32291 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR193422  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35641 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  CAS-BOT-BC341095  Scutellaria mexicana A. C. Sanders; K. Rose 1995-4-5 16373 Riverside San Bernardino Mtns./Coachella Valley: alluvial slopes and foothills S of Mission Creek and W of Hwy 62 700 Comment
  CAS-BOT-BC341100  Scutellaria mexicana R. F. Hoover 1966-10-15 10176 Riverside Bighorn Drive, San Jacinto Mts. Comment
  LA55084  Scutellaria mexicana Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  SD232705  Scutellaria mexicana A. C. Sanders, K. Rose 1995-4-5 16373 Riverside San Bernardino Mtns./Coachella Valley: alluvial slopes and foothills S of Mission Creek and E of Hwy 62. 519 Comment
  POM47007  Scutellaria siphocampyloides Mary F. Spencer 1919-5-18 1194 Riverside Idyllwild, San Jacinto Mountains 1616 Comment
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Mar 21 2011
  SD29583  Scutellaria siphocampyloides Darley F. Howe 1941-6-9 1111 Riverside San Jacinto Mountains. Comment
  UC1713648  Scutellaria siphocampyloides C. Epling 1938-8-14 Riverside Pine Cove; San Jacinto Mountains, Pine Cove Comment
  UCR124103  Selaginella asprella Steven R. Hill, K. Kramer et al. 2001-4-26 33465 Riverside San Jacinto Mtns., San Jacinto Wilderness west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges 2591 Comment
  RSA683764  Selaginella bigelovii Mary V. Hood 1945-3-27 s.n. Riverside Verdugo Ranch near Aguanga, Riverside -San Diego Co line. 610 Comment
  SBBG32469  Selaginella bigelovii L. S. Rose 1966-12-14 66107 Riverside Chino Cyn, 3 mi W of Palm Springs Desert 670 Comment
  CAS-BOT-BC69810  Selaginella bigelovii Lewis S. Rose 1959-1-14 59014 Riverside White Water. 426 Comment
  CAS-BOT-BC62083  Selaginella eremophila S. B. Parish 1907-4-18 6111 Riverside Western edge of the Colorado Desert 200 Comment
  RSA543735  Senecio californicus Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6070 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  SBBG101727  Senecio californicus S. Boyd with T. Ross, M. Hammitt 1991-5-2 6070 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UCR220122  Senecio californicus D. E. Bramlet 1989-4-7 1817 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  RSA28015  Senecio do