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
  SD132534  Abies concolor F. C. Vasek 1977-11-25 771125 1 Riverside San Jacinto Mountains, area below Boulder Basin Campground, just below Black Mountain Lookout Comment
  RSA0040167  Abronia villosa Sarah J. De Groot, April Garbat 2013-3-28 6995 Riverside Along Highway 177 at sandy area just south of the Desert Lily sanctuary, Chuckwalla Valley, just south of the Coxcomb Mountains. 152 Comment
  SBBG1870  Abronia villosa H. and M. Dearing 1940-6-8 4357 Riverside near Herkey Crk, W of Ribbonwood Comment
  RSA0048313  Abronia villosa A. N. Dunn, A. M. Martin 1932-3-16 s.n. Riverside Coachella. 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
  SBBG128660  Abronia villosa var. aurita M. A. Elvin, J. M. Vanderwier 2002-5-16 2052 Riverside Agua Tibia Mtns, Pechanga Indian Reservation, nameless drainage/wash S of Pala Rd 335 Comment
  UC1922010  Abronia villosa var. aurita Scott D. White, Angelia Carey 2004-4-5 9978 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Comment
  CHSC100690  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert; Northeastern Colorado Desert region: Along Palen Road near Hwy 177. 170 Comment
  UCD104648  Acacia iteaphylla A. C. Sanders; S. Morgan 1997-11-6 21588 Riverside UCR Botanical Garden, dry W-facing slopes E of the Australian section. 396 Comment
  HSC27994  Acamptopappus sphaerocephalus var. sphaerocephalus Richard Spjut 1973-5-5 3346 Riverside Colorado Desert; rocky and gravelly flats and hills bordering the southern slopes of the Chuckawalla Mts. 610 Comment
  RSA564291  Achnatherum coronatum Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  CAS-BOT-BC260327  Achnatherum hymenoides Ivan Johnston 1917-4-4 1098 Riverside Colorado Desert. Whitewater, about station Comment
  UC1133244  Achnatherum speciosum A. Lewis 1933-4-2 181 Riverside San Jacinto quadrangle Comment
  UCR151367  Achyrachaena mollis Steve Boyd 2001-4-12 10411 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Gavilan Hills Region: South base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta Comment
  RSA134225  Achyronychia cooperi P. H. Raven 1958-3-15 11848 Riverside Box Canyon 4.5 miles east of turn to Painted Canyon. Comment
  SD133091  Acmispon argophyllus var. argophyllus Scott White 1991-5-13 91 98 Riverside Hwy 79 immediately west of US Forest service Campground at Dripping Springs; Vail USGS quad. 548 Comment
  CAS-BOT-BC204876  Acmispon argyraeus var. argyraeus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SEINET3245946  Acmispon glaber var. brevialatus T. B. Salvato, Matt Malle, Tim Searl 2011-1 5161 Riverside Peninsular Range; Gavilan Hills: Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and HWY 15 (Alberhill 7.5') 463 Comment
  OBI8348  Acmispon strigosus David J. Keil, Malcolm McLeod 1977-3-26 12013 Riverside 8 mi NW of lake Elsinore State Recreation area along Calif 71 Comment
  SBBG35006  Acmispon strigosus T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  UCSB18876  Acmispon strigosus Winn, Will 1963-5-4 Riverside County Highway R-1, 13.3 miles N of Lake Fillmore Picnic area 853 Comment
  UC1294021  Acourtia microcephala E. K. Balls 1958-6-27 23297 Riverside 6.9 mi nw from jct with Main Divide, by locked gate Indian Truck Trail; Santa Ana Mts. Comment
  SEINET13386988 Image available Acroptilon repens Mitch Provance 2013-1 613 -28 Riverside San Bernardino Valley: Riverside, S corner of North Main St. and Dublin Way. (San Bernardino South 7.5' Q.) 247 Comment
  CAS-BOT-BC139861  Adenostoma sparsifolium Winifern W. Swarth 1914-9-8 s.n. Riverside Trail below Strawberry Valley, San Jacinto Mts. 1524 Comment
  CAS-BOT-BC139865  Adenostoma sparsifolium Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mts. Comment
  UC1334754  Adenostoma sparsifolium R. S. Woglum 1937-10-20 1185 Riverside Santa Rosa Mts. Comment
  UCR35308  Adiantum capillus-veneris L. B. Ziegler 1966-9-13 090 Riverside Sonoran (Colorado) Desert, San Jacinto Mountains, Carrizo Spring (Carrizo Creek), c.3/8 mi above Hwy 74 crossing of canyon. 703 Comment
  UCD170241  Agave deserti K. M. Meyer; A. Townesmith 2007-3-19 21 Riverside San Bernardino National Forest. San Jacinto Ranger District, Sawmill Trailhead, about 0.3 mi. along Pinon Flats Transfer Station Rd., off of Route 74. 1232 Comment
  UC1514475  Agoseris retrorsa E. W. Lathrop 1968-5-22 6923 Riverside trail between El Carriso and Santiago Peak Main Divide Truck; Cleveland Nat'l. Forest, El Carriso, Santiago Peak 1219 Comment
  UCR202237  Agoseris retrorsa Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR240630  Agoseris retrorsa Tracy Tennant, Mitch Provance 1998-6-16 MOR- 401 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1052 Comment
  POM1145  Agrostis idahoensis H. M. Hall 1897-8-10 784 Riverside Tahquitz Valley. 2652 Comment
  CAS-BOT-BC139098  Agrostis pallens Scott D. White; Mike Wilcox 1995-7-11 3462 Riverside Northeast Santa Ana Mountains. Southwest of Main Divide Truck Trail, upper forks of Decker Canyon. 731 Comment
  UCR90348  Agrostis pallens Scott D. White 1995-6-30 3414 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCSB10610  Allenrolfea occidentalis Gill, Robert 1959-11-22 Riverside Hot Mineral Springs - Salton Sea; Colorado Desert drainage area Comment
  UCR112110  Allionia incarnata A. C. Sanders, T. B. Salvato 2000-4-21 23343 Riverside Coachella Valley, east side of the Coachella Canal c. 1/4 mi. north of I-10, 3 miles east of Indio 15 Comment
  UCR75075  Allionia incarnata A. C. Sanders, E. J. Lawlor 1992-4-4 12134 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UC843356  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Gavilan Peak 600 Comment
  RSA543618  Allium munzii Steve Boyd 1991-5-7 6153 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  SJSU7104  Allium munzii N. D. Addy 1962-4-16 Riverside by Railroad Canyon Rd c. 4-5 mi E of Elsinore 396 Comment
  JOTR30919  Allium parishii La Doux, Tasha, Bill Truesdell 2008-4-29 2595 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Steep rocky slopes above side canyon, south of Johnny Lang Canyon (Stop 7) 1208 Comment
  CAS-BOT-BC475413  Allium praecox Mrs. Wilder 1905-4-1 s.n. Riverside Riverside, Calif. Comment
  UCR199647  Allium praecox Scott D. White, Justin M. Wood 2008-3-25 11772 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  RSA507476  Allophyllum divaricatum Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  RSA16503  Allophyllum glutinosum Percy C. Everett 1935-6-17 7155 Riverside Coldwater Can. trail to Santiago Peak, 1.5 mi. above Glen Ivy Resort. 564 Comment
  RSA773119  Allophyllum violaceum Duncan S. Bell, Ryan Parker 2010-6-1 1230 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.1 air mile southeast of junction of Highway 74 and forest service road 5S15. 771 Comment
  RSA736729  Alnus rhombifolia Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10679 Riverside Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  UC847417  Alnus rhombifolia Ivan Johnston Apr 4 1917-Apr 6 1917 1103 Riverside Andreas Canyon Colorado Desert 274 Comment
  CAS-BOT-BC137954  Alopecurus saccatus Robert F. Thorne; E. Lathrop; O. Clark; S. Carlquist 1968-4-18 37442 Riverside Santa Rosa Plateau. Mesa de Colorado. 670 Comment
  RSA198991  Alopecurus saccatus R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37442 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  UCR114963  Alopecurus saccatus Fred M. Roberts 1992-4-25 4875 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  UCR145578  Amaranthus albus Chet McGaugh 2004-11-15 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, 1 mile south of Thermal, parcel bounded by Ave. 58 & Ave. 60 on the north and south and by Polk and Filmore on the west and east, between the airport and Whitewater River -41 Comment
  UCR248049  Amaranthus albus Duncan S. Bell 2012-9-13 4193 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  RSA544288  Amaranthus albus Steve Boyd, Timothy S. Ross 1991-6-14 6359 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Spings. Comment
  RSA653652  Amaranthus californicus A. C. Sanders, Mitch Provance 1999-9-26 23109 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  UCR92407  Amaranthus californicus F. M. Reed 1933-9-20 8098 Riverside San Jacinto Mtns., N shore of Hemet Lake 1525 Comment
  UCR113562  Amaranthus cruentus Mitch Provance, A. C. Sanders 2000-7-4 2088 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA0080443  Amaranthus fimbriatus Sarah J. De Groot, Amy Rouillard 2015-9-15 7573 Riverside Along Eagle Mountain Road about 3.2 miles north of I-10, near valley bottom, at crossing of Dragon Wash. 284 Comment
  CLARK-A1528-5235  Amaranthus retroflexus John C. Roos 1937-8-17 2406 Riverside San Jacinto Comment
  RSA500102  Amaranthus retroflexus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3668 Riverside Vail Lake area, Temecula Creek canyon below the dam. 459 Comment
Read comments Mar 7 2012
  UCSB59695  Amaranthus retroflexus Roos, John 1965-8-4 Riverside Arlington Comment
  JOTR36384  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
  RSA702045  Ambrosia acanthicarpa Scott D. White, Angelia Carey 2004-9-16 10752 Riverside San Jacinto Mountain foothills: San Jacinto Mountain foothills: Along Poppet Creek NE of San Jacinto River. Along open sandy dry wash and adjacent roadside. 561 Comment
  SBBG119940  Ambrosia confertiflora A. C. Sanders 1996-5-14 18169 Riverside E side of Intertstae 215 at Alessandro Blvd, Moreno Valley (Edgemont) 470 Comment
  UCR276350  Ambrosia confertiflora Arlee Montalvo 2016-10-3 671 Riverside Dos Lagos-Temescal Wash Conservation Easement through Dos Lagos Golf Course, just north of main bridge below golf club (east of intersection of Temescal Canyon Dr. and Cabot Dr.), east of I-15 Fwy & 3/4 mile due south of Cajalco Rd., south of Corona 260 Comment
  RSA457783  Ambrosia dumosa Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2205 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA776937  Ambrosia ilicifolia Amber Swanson, Duncan S. Bell 2011-3-18 220 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  UCR142120  Ambrosia ilicifolia June Latting 1979-3-25 s.n. Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. 488 Comment
  POM249858  Ambrosia psilostachya E. C. Jaeger 1938-10-30 s.n. Riverside Mecca. -30 Comment
  RSA561514  Ambrosia psilostachya Steve Boyd, Timothy S. Ross, David E. Bramlet 1992-9-9 7659 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UC1523648  Ambrosia psilostachya Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61194 Riverside along Cole Canyon; Santa Rosa Plateau 533 Comment
  UCR77564  Ambrosia pumila Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6331 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  UCR227182  Ambrosia salsola Jim Andre 2011-2-9 15934 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
  JEPS35487  Amorpha fruticosa Marjorie D. Clary 1932-7-4 981 Riverside 10 mi se Kenworthy (vicinity of springs); Santa Rosa Mountains 1341 Comment
  SD248414  Amorpha fruticosa A. C. Sanders 2014-4-23 41058 Riverside Peninsular Range: Temescal Valley, along Hostettler Rd. near Temescal Canyon Road and I-15, at bend in Hostettler Rd. 363 Comment
  SDSU13505  Amorpha fruticosa W. Miller with C. Mosse 1972-7-13 Riverside 100 yards west of M.W.D Station; 25 yards from river. Comment
  CAS-BOT-BC213972  Amsinckia John H. Thomas 1957-3-29 6515 Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks 609 Comment
  RSA180514  Amsinckia intermedia E. W. Lathrop 1960-3-24 4664 Riverside 14 miles west of Murrieta. Comment
  SDSU18969  Amsinckia intermedia C. Matt Guilliams 2008-2-21 462 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 418 Comment
  UCR155313  Amsinckia intermedia A. C. Sanders 2005-5-4 29845 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR162641  Amsinckia intermedia S. J. Myers, John F. 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
  UCR16784  Amsinckia intermedia C. M. Bringle 1967-4-2 s.n. Riverside Riverside, Mockingbird Canyon off Jackson St., 0.2 mi past 1645 Jackson, in ravine on S side, about 1/4 mi out 351 Comment
  RSA346792  Amsinckia menziesii R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54066 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  UCR117406  Amsinckia menziesii A. C. Sanders, Carolyn Washburn 2001-5-10 24228 Riverside Perris-Aguanga Basin region, S of Hemet near North Domenigoni Hills, Domenigoni Parkway at MWD Canal 451 Comment
  UCR228852  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2011-3-28 38825 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  RSA465157  Anagallis arvensis E. Crow 1929-3-17 200 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA654628  Anagallis arvensis Tim Traver 1981-5-11 40 Riverside 3841 Jackson, Riverside. Comment
  UCR160883  Andropogon glomeratus T. B. Salvato, Kelly Volansky 2004-11-17 114 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  RSA0110186  Androstephium breviflorum Duncan S. Bell 2010-4-2 707 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  CAS-BOT-BC226955  Anemopsis californica A. C. Sanders; John F. Green 2012-5-27 40213 Riverside Peninsular Range; Perris-Aguanga Basin Region: eastern edge of Gavilan Hills, powerline route west of San Jacinto River and east of Hwy 74, 5.6 km SE of Perris 441 Comment
  UC1087746  Angelica tomentosa Peter H. Raven with R. Snow 1957-7-26 11101 Riverside 0.7 mi below Vista Grande Ranger Station (Banning to Idyllwild Road, San Jacinto Mountains); San Jacinto Mountains Comment
  RSA557573  Anthemis cotula Julie Greene 1993-5-12 1294 b Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  UCR34896  Anthemis cotula L. B. Ziegler 1967-11-7 262 Riverside San Jacinto Mtns., Poppet Flats area 1070 Comment
  UCR121190  Anthriscus caucalis D. E. Bramlet 1990-4-26 1975 Riverside Peninsular Range, E side of Rawson Canyon, c. 7000 ft. (1.3 mi.) south of Crown Valley and 8,500 ft. (1.6 mi.) NW of Black Mountain 579 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
  POM280737  Antirrhinum coulterianum Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  SD167043  Antirrhinum coulterianum S. J. Myers, John Green 2003-4-4 Riverside San Jacinto Mountains: Powerline trail west of Juan Diego Flats toward Reed Valley, northwest of Cahuilla Mountain. 1220 Comment
  SDSU10433  Antirrhinum coulterianum Greg Snyder 1962-5-12 Riverside On South side of Hwy 115 at the entrance sot San Bernardino National Forest. Comment
Read comments Mar 30 2014
  UCR90347  Antirrhinum coulterianum Scott D. White 1995-6-30 3435 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UC672560  Antirrhinum kelloggii Herbert L. Mason 1926-5-2 3198 Riverside Temecula Valley Comment
  CAS-BOT-BC218516  Apiaceae Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mountain, a short distance below summit Comment
  RSA717461  Apiastrum angustifolium Scott D. White 2006-4-28 11317 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UCR48499  Apium graveolens Steve Boyd 1986-4-22 1728 Riverside Temescal Canyon, Walker Canyon area, where Temescal Creek (=Alberhill Creek) flows between Alberhill Mountain and Gavilan Hills 427 Comment
  SDSU13000  Apocynum cannabinum Michael G. Simpson 1999-10-27 2030 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UCR120625  Arabis glabra Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2290 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR177649  Arabis glabra S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail on slope above Juan Diego Flats, toward Reed Valley, NW of Cahuilla Mountain 1250 Comment
  UCR80818  Arabis glabra Scott D. White 1993-5-29 1481 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1372 Comment
  UCR13411  Arabis holboellii William E. Mortenson 1973-5-27 730527- 02 Riverside San Jacinto Mtns., 1.2 mi SW of Idyllwild, 0.5 mi west of Hwy 243 on Delano Road near intersection with Tollgate road. Along stream bank where Strawberry Creek crosses Toll Gate Road 1580 Comment
Read comments Nov 13 2008
  RSA78728  Arabis pulchra P. A. Munz 1952-4-15 17346 Riverside Ridge south of Pleasant Valley, Joshua Tree National Monument 1220 Comment
  RSA676286  Araujia sericifera Scott D. White 2001-6-22 8601 Riverside Corona: Bajada below the Santa Ana Mts., near the jtn. of Cleveland Way and Fullerton Av., about 2 road mi S of the jtn. Fullerton Av. and Ontario Av. 381 Comment
  CAS-BOT-BC409998  Arceuthobium campylopodum Scott D. White 1996-8-1 4451 Riverside Idyllwild Area: N of ISOMATA along USFS Rd 5S24.1 1645 Comment
  RSA629176  Arctostaphylos Jon E. Keeley 1992-7-16 16602 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  RSA629406  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19500 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCR268273  Arctostaphylos glandulosa Jim Andre 2012-6-15 30514 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat 1309 Comment
  CAS-BOT-BC23114  Arctostaphylos glandulosa subsp. glandulosa Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  RSA560842  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, T. S. Ross 1992-5-4 7180 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA631772  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16555 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA631782  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19275 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631825  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16609 Riverside Road to Santa Rosa Mtn. (7S02), 0.5 km south of Hwy 74. 1475 Comment
  RSA631835  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15545 Riverside 1/2 km south of Elsinore Peak, Santa Ana Mountains. 900 Comment
  RSA736549  Arctostaphylos glauca Scott D. White, Angelia Carey 2004-7-2 10584 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UC63819  Arctostaphylos glauca H. M. Hall May 1897 518 Riverside at lower altitudes and on Juniper Hill San Jacinto Mountains Comment
  UCR93093  Arctostaphylos glauca Scott D. White 1995-12-24 3801 Riverside Lakeview Mtns, c. 7 road mi. SE of Davis Road - Ramona Expressway intersection 671 Comment
  RSA633601  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22515 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633607  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22519 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633672  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20111 Riverside Northeast slope of Santa Rosa Mountain, above Pinyon Flats. 1600 Comment
  RSA633682  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21757 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA126698  Arctostaphylos pringlei subsp. drupacea P. H. Raven 1959-5-18 14243 Riverside Lake Fulmor, San Jacinto Mountains Comment
  RSA635654  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16865 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA0036097  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1932-8-4 3922 Riverside Strawberry Valley, one and one-half miles from Idyllwild on road to Banning, San Jacinto Mts. 1706 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
  RSA635811  Arctostaphylos pungens Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20103 Riverside Highway 371, 1 km east of Anza. 1220 Comment
  RSA750750  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-22 12893 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  UC219250  Arctostaphylos pungens Munz and Johnston 1922-5-20 5491 Riverside head Hemet Valley; San Jacinto Mts. 1524 Comment
Read comments Mar 13 2011
  RSA636012  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18805 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  UCD162841  Arctostaphylos rainbowensis D. O. Burge 2015-3-17 1691 Riverside Rainbow area. 410 Comment
  UCR273481  Arctostaphylos rainbowensis A. C. Sanders, Glen Morrison 2016-8-4 42619 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Calle Viento (thin dirt road) south of Avenida Presa, 0.5 km south of Rancho California Rd. 656 Comment
  UCR213839  Arenaria macradenia Scott D. White, Justin M. Wood 2009-5-21 12856 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCR201436  Arenaria macradenia subsp. macradenia Scott D. White, Justin M. Wood 2008-6-17 12182 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  UC1040944  Argemone munita Gerald B. Ownbey and Findley Ownbey 1954-8-7 2178 b Riverside 13.2 mi se of Idyllwild (Hemet Valley); Hemet Valley 1371 Comment
  CAS-BOT-BC401652  Argemone munita subsp. argentea Edmund C. Jaeger 1939-2-15 s.n. Riverside Wash near Gulliday Well - Chuckawalla Bend Comment
  CAS-BOT-BC65753  Argyrochosma jonesii Dr. A. Davidson 1893-4-1 s.n. Riverside Agua Caliente [now also known as Palm Springs] Comment
  RSA686636  Argyrochosma jonesii Anstruther Davidson 1893-4-10 114 Riverside Palm Springs. Comment
  RSA554067  Aristida adscensionis Megan Phillips 1991-10-17 91 -20 Riverside Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive. Comment
  RSA700961  Aristida adscensionis Gary D. Wallace 1982-5-15 2006 Riverside Palms to Pines Highway (74), San Bernardino National Forest. 1 mi. E of Pinyon Pines Camp. Comment
  RSA778404  Aristida adscensionis Stephanie Rockwood, Christi Gabriel 2011-10-5 63 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
  UCR104026  Aristida adscensionis George K. Helmkamp, E. A. Helmkamp 1998-2-5 2676 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR264232  Aristida adscensionis A. C. Sanders, Jim Malusa 2015-9-10 41859 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  CAS-BOT-BC137592  Aristida purpurea var. fendleriana Peter H. Raven 1958-5-18 13003 Riverside San Jacinto Mountains. Pinyon Flats. Comment
  GMDRC2029  Aristida purpurea var. fendleriana J. Andre 2006-4-6 6686 Riverside Pinto Basin: Pinto Basin: approx. 400 m. S. of Pinto Basin Rd (paved), 3 mi. SE of Twin Tanks, growing on dark granitic outcrop. Elev. 3359 ft. 1024 Comment
  CDA31494  Aristida purpurea var. nealleyi A. A. Beetle 1942-4-23 3187 Riverside Banks of Colorado River, 24 miles north of Blythe 0 Comment
  SD162838  Aristida purpurea var. nealleyi A. C. Sanders, E. J. Lawlor 1992-4-4 12119 Riverside McCoy Mountains, within I(c) mile of McCoy Spring, alluvial slopes below and to the south, and canyon bottom above the spring. Among rocks on the canyon bottom. 244 Comment
  RSA97133  Aristida purpurea var. nealleyi H. K. Buechner 1955-6-1 C- 102 Riverside 4.5 miles south of Palm Desert, Coachella Valley 854 Comment
  UCR71031  Aristida purpurea var. parishii Chet McGaugh 1991-11-26 s.n. Riverside Peninsular Range; So. Santa Ana Mtns., Mesa de Colorado, Santa Rosa Plateau Nature Conservancy Preserve, south flank of the mesa on a south-facing slope 457 Comment
  SDSU17517  Aristida purpurea var. purpurea Jerry Jenkins 2001-4-1 2001 -028 Riverside Santa Margarita Ecological Reserve. Road to mine, UTM zone 6, 482900E, 3699600N. UTM transfered to GIS. Comment
  SEINET7596234 Image available Aristida purpurea var. purpurea Parish 1882-1 1549 Riverside San Jacinto Comment
  UCR59703  Aristida purpurea var. wrightii A. C. Sanders 1989-9-19 9497 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  UCR176585  Artemisia annua Eula F. Moore 1996-10-1 s.n. Riverside Riverside, weed at residence at 4291 Alta Vista Dr. 259 Comment
  SDSU12943  Artemisia californica Jutta Buschbom 1991-5-1 12 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCR139637  Artemisia californica A. C. Sanders 2004-6-30 28396 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  CLARK-A1528-154  Artemisia douglasiana John C. Roos 1951-9-25 5281 Riverside Riverside 259 Comment
  CAS-BOT-BC93733  Artemisia ludoviciana subsp. albula Louis C. Wheeler 1933-12-2 2296 Riverside Mouth of Tahquitz Canyon, San Jacinto Mts. 152 Comment
  JOTR32634  Artemisia ludoviciana subsp. albula La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2557 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Lower Covington Flat, southeast of trailhead heading toward Smith Water Canyon (Stop 2) 1398 Comment
  RSA356610  Artemisia ludoviciana subsp. ludoviciana R. F. Thorne 1966-10-15 41811 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  UC75850  Artemisia tridentata F. M. Reed 1905-10-5 832 Riverside at big fill on County Boulevard; Sycamore Canon Comment
  RSA0104763  Asclepias californica D. L. Banks 1995-4-11 176 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 Dripping Springs Trail. 829 Comment
  UC729826  Asclepias eriocarpa Carl B. Wolf 1932-8-4 3924 Riverside 1 1/2 mi from Idyllwild (on road to Banning); San Jacinto Mts., Strawberry Valley 1706 Comment
  RSA20302  Asclepias erosa Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 s.n. Riverside 19 mi. from Cottonwood Springs, Riverside Co. N end of Pinto Basin Comment
  RSA20303  Asclepias erosa Roxana S. Ferris 1938-5-15 9520 Riverside 19 mi. from Cottonwood Springs, Riverside Co. N end of Pinto Basin Comment
  UCR280425  Asclepias subulata Onkar Singh 2015-11-9 5608 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 5 km east of Eagle Mountain Mine 284 Comment
  SEINET10779844  Asclepias subulata Mrs. B. L. Clary 1931-5-3 Clary 177 Riverside Box Canyon, Colorado Desert Comment
  RSA0086466  Asparagus officinalis Mitch Provance 2013-4-8 413 -13 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave. 226 Comment
  POM49135  Aster alpigenus Mary F. Spencer 1919-7-6 1256 Riverside Tacquitz [Tahquitz] Meadow, San Jacinto Mountains. 2378 Comment
  CAS-BOT-BC154110  Astragalus N. Aitkenhead 1977-1-31 s.n. Riverside ~1 mi E. of junct. of Dillon Rd & T/L in N. Palm Springs Comment
  CLARK-A1528-450  Astragalus aridus Charlotte Stocks 1963-5-19 Riverside Coachella Valley Comment
  CAS-BOT-BC178629  Astragalus coccineus Ivan Johnston 1917-4-4 1063 Riverside Bottom of sandy draw, Palm Canyon - Colorado Desert 640 Comment
  CAS-BOT-BC177718  Astragalus crotalariae P. A. Munz; D. Keck 1922-4-8 4743 Riverside Colorado Desert. 1/2 mi. east of Indio -15 Comment
  CAS-BOT-BC177719  Astragalus crotalariae Alice Eastwood 1919-3-15 7991 Riverside Indio Comment
  RSA415452  Astragalus crotalariae Miss Hutchinson 1926-3-1 s.n. Riverside Colorado Desert. [county not specified] Comment
Read comments Sep 7 2016
  CLARK-A1528-2736  Astragalus didymocarpus var. dispermus John C. Roos 1949-3-19 4113 Riverside Comment
Read comments Dec 13 2018
  RSA0019472  Astragalus didymocarpus var. dispermus Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24393 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  UC68629  Astragalus didymocarpus var. dispermus H. M. Hall Apr., 1905 5940 Riverside McCoy Wash , McCoy Wash (Colorado Desert) 91 Comment
  POM12867  Astragalus douglasii var. parishii P. A. Munz 1930-6-29 5895 Riverside Santa Rosa Mtns Comment
  RSA641093  Astragalus douglasii var. parishii Orlando Mistretta, Mark Elvin 1995-6-19 1771 Riverside San Jacinto Mountains: Near 33 54 152 N 116 51 800 W. [?] 853 Comment
  CAS-BOT-BC186898  Astragalus insularis var. harwoodii C. L. Hitchcock 1940-4-4 5945 Riverside Pinto Basin Comment
  CAS-BOT-BC186899  Astragalus insularis var. harwoodii Edmund C. Jaeger 1939-3-31 s.n. Riverside Boulder Well, north east of Desert Center 274 Comment
  HSC78590  Astragalus insularis var. harwoodii J. C. Roos 1958-3-15 Riverside 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  RSA415587  Astragalus lentiginosus var. coachellae W. Hutchinson 1925-4-1 s.n. Riverside Palm Springs. Comment
  SD204885  Astragalus lentiginosus var. coachellae Sarah J. De Groot, J. Mark Porter 2006-3-14 5197 Riverside North foot of San Jacinto Mts. Between Snow Creek Road and Highway 111. 366 Comment
  UCR265197  Astragalus lentiginosus var. coachellae David Fraker, Aaron C. Sedgwick 2012-5-8 94 Riverside Sonoran (Colorado) Desert, south of Hwy 111 along dunes at base of the San Jacinto Mtns. 375 Comment
  UCR6004  Astragalus lentiginosus var. coachellae Barry A. Vittor 1966-3-18 s.n. Riverside Western Colorado Desert, [Coachella Valley], just east of Varner Road [between Flat Top Mtn. and Edom Hill, based on el. given] 152 Comment
  RSA0025910  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -B Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  CAS-BOT-BC194201  Astragalus pachypus Parish 1881-1-1 1134 Riverside Temecula Canyon Comment
  PASA2744  Astragalus pachypus var. jaegeri Frank W. Peirson 1922-4-29 2950 Riverside 1 mile south of Dripping Spring, Temecula River 518 Comment
  RSA415400  Astragalus palmeri B. C. Templeton 1930-3-22 1637 Riverside Palm Springs. 400 Comment
Read comments Aug 27 2011
  RSA0003064  Astragalus pomonensis Marcus E. Jones 1882-4-24 3166 Riverside Temecula Comment
  CLARK-A1528-2298  Athysanus pusillus John C. Roos 1967-2-25 Riverside Box Springs Mountains Comment
  UCR106421  Athysanus pusillus George K. Helmkamp, A. C. Sanders 1997-3-15 1488 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  RSA516912  Atrichoseris platyphylla Steve Boyd, Orlando Mistretta 1986-3-13 1454 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR101566  Atrichoseris platyphylla 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
  RSA784837  Atriplex J. D. Olmsted 1959-9-23 1011 Riverside 2.25 mi S of Hemet Lake along Hwy 74, San Jacinto Mts. drainage area to Hemet Lake 1387 Comment
  UC1329983  Atriplex canescens James E. Cole 1941-6-7 851 Riverside Lost Horse Pass , Lost Horse Pass (Joshua Tree National Monument) 1371 Comment
  UC850759  Atriplex canescens Carl B. Wolf 1932-10-13 4303 Riverside Cottonwood Springs Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  CAS-BOT-BC227864  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7829 Riverside South Palen Lake, Chuckwalla Valley, 4.5 km SE of Sidewinder Well, 2.3 km SW of Palen Dunes Dr., and 4.2 km N of Interstate 10 128 Comment
  JEPS90678  Atriplex coronata var. notatior D. Bramlet and P. Gordon-Reedy 1991-5-8 2125 Riverside some 8.2 km sw of Hemet (approx 10 m e of California Rd, just ne of jct of Califoria & Marvin Hull Rd, approx 50 m n of AT&SF Railroad Tracks and 300 m w of MWD Canal); San Jacinto Valley crownscale 498 Comment
  SEINET3931217  Atriplex coronata var. notatior D. Bramlet 1990-1 Riverside Comment
  UCR267168  Atriplex coronata var. notatior D. E. Bramlet 2001-5-8 3138 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto Wildlife Area, west of Davis Rd. near Marvin Rd. 434 Comment
  UCR66973  Atriplex coronata var. notatior D. E. Bramlet 1990-6-14 2038 Riverside San Jacinto Valley, c. 6.5 km SW of Hemet, c. 400 m north of the Santa Fe RR tracks and adjacent to (E of ) MWD canal, c. 900 m west of Warren Ave 457 Comment
  RSA550498  Atriplex coulteri D. E. Bramlet 1991-4-29 2079 Riverside 6.5 km west of Hemet and some 350m south of Florida and 550m west of Warren. The population is some 50m east of MWD canal. 500 Comment
Read comments Feb 3 2015
  RSA0102804  Atriplex elegans var. fasciculata Duncan S. Bell, Kay Evelina Lewis-Jones, Isaac Marck, Evan Meyer 2015-4-23 8103 Riverside Rice Valley, to the east of the Arica Mountains, about 6 air miles south southeast of the ghost town of Rice. 211 Comment
  CAS-BOT-BC170260  Atriplex hymenelytra John Thomas Howell 1928-1-29 3302 Riverside Entrance to Painted Canyon, Colorado Desert. Comment
  RSA0039846  Atriplex lentiformis Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC in Outer West Spring, near the fence into Quail Triangle. Comment
  SEINET13901567 Image available Atriplex linearis Carl B. Wolf 1932-1 4321 Riverside Colorado Desert. NE. side of Salton Sea, at Durmid, NE. side of S. P. R. R. Tracks. 61 Comment
  SBBG29999  Atriplex polycarpa F. W. Peirson 1917-4-1 1812 Riverside Palm Springs Comment
  UCR123221  Atriplex rosea O. F. Clarke, Jeanine Derby 1973-9-14 s.n. Riverside Peninsular Range, Temecula 300 Comment
  UCR232022  Atriplex suberecta John F. Green 2008-4-24 10- 01 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, vicinity of Eugene St. 506 Comment
  CAS-BOT-BC213221  Ayenia compacta Frank W. Peirson 1922-4-9 9600 Riverside Andreas Canyon, Palm Springs Region 457 Comment
  UC18982  Ayenia compacta S. B. Parish Apr 4 1896-Apr 13 1896 4145 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mountain) 152 Comment
  SD249125  Baccharis brachyphylla Duncan S. Bell, Evan Meyer 2014-10-29 7679 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon to the north of Martinez Canyon, ca. 6.0 air miles southeast of the summit of Martinez Mountains. 394 Comment
  UCR19495  Baccharis brachyphylla John C. Roos 1963-10-19 s.n. Riverside San Bernardino Mtns., Whitewater Wash near Painted Hill 581 Comment
  UCR264222  Baccharis brachyphylla A. C. Sanders 2015-9-11 41870 Riverside Sonoran (Colorado) Desert, Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Rd. 646 Comment
  CLARK-A1528-164  Baccharis douglasii John C. Roos 1951-9-25 5284 Riverside Riverside 259 Comment
  POM10240  Baccharis emoryi E. A. Zumbro 1904-1 s.n. Riverside Cold Water Canyon, Santa Ana Mountains Comment
Read comments Jul 4 2010
  HSC92879  Baccharis salicifolia Scott D. White 1996-4-14 3904 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Hwy. 74, 1.7 mi. W of USFS Cranston Fire Station 534 Comment
  UCR174146  Baccharis salicifolia A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32580 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
  SD144065  Baccharis salicina A. C. Sanders, S. White, C. L. Sanders 1994-10-9 15819 Riverside San Bernardino Mountains: Whitewater Cyn, 2 mi below trout farm, above Bonnie Bell. 550 Comment
  UC1281265  Baccharis salicina H. E. McMinn 1937-6-3 5004 Riverside 1 mi e of Blythe Comment
  RSA709113  Baccharis sarothroides Scott D. White, Justin M. Wood 2005-9-27 11231 Riverside San Gorgonio Pass: Cabazon: Alluvial benches and braided dry channels south of Interstate 5 [I-10] and west of San Gorgonio River. 579 Comment
  RSA799072  Baccharis sergiloides Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6868 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  SD40771  Baccharis sergiloides Carl B. Wolf 1932-10-11 1594 Riverside Morongo Wash, 0.3 mile below San Bernardino County Line, Colorado Desert 669 Comment
  UC1118933  Baccharis sergiloides H. S. Yates 1936-6-4 5413 Riverside Palm Springs San Jacinto Quad. 137 Comment
  UCR82894  Baccharis sergiloides A. C. Sanders, S. White & C. Sanders 1994-10-9 15808 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  RSA26988  Bahiopsis parishii C. L. Hitchcock 1940-3-30 5873 Riverside Cottonwood Spring. Comment
  UCD129491  Bahiopsis parishii L. S. Rose 1935-12-23 s.n. Riverside San Jacinto Mountains, above Deep Canyon, 22 miles south of Cathedral City, Colorado Desert. 1066 Comment
  JEPS34796  Baileya pauciradiata L. M. Newlon 1922-4-8 423 Riverside e of Palm Springs Comment
  RSA695664  Baileya pleniradiata J. Russell Bruff 1928-4-3 172 Riverside 13 miles W of Desert Center. Comment
Read comments Oct 23 2011
  RSA740926  Barbarea orthoceras Scott D. White, Justin M. Wood 2008-7-9 12426 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  RSA387355  Bassia hyssopifolia Steve Boyd 1986-4-19 1716 Riverside Warm Springs Valley, Alberhill Creek E of Nichols Road. Comment
  POM248394  Bassia hyssopifolia Philip Crow 1939-7-4 s.n. Riverside Blythe. Comment
  RSA736801  Bebbia juncea Scott D. White, Angelia Carey 2004-7-2 10563 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UCR132490  Bebbia juncea Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  UCR33557  Bebbia juncea Faulkner 1978-4-27 505 Riverside Eastern Colorado Desert, 22 mi NW of Blythe, north and west of Midland 306 Comment
  UCR90500  Bebbia juncea F. M. Reed 1933-3-26 7695 Riverside Santa Rosa Mountains/Colorado Desert, wash at foot of Palms to Pines Hwy grade [=Hwy 74] in Palm Desert 152 Comment
  JEPS19299  Bebbia juncea var. aspera W. L. Jepson May 17 1901-Jun 1 1901 1266 Riverside San Jacinto River to Strawberry Valley Comment
Read comments Jul 8 2014
  POM96265  Berberis nevinii E. C. Jaeger 1925-11-9 s.n. Riverside Dripping Spring, S.W. Riverside Co. Comment
  POM157913  Bergia texana P. A. Munz 1927-5-20 10805 Riverside Murrieta Hot Springs. Comment
  SEINET9232654 Image available Bernardia incana C. W. Tilforth, Wisura, W. 1979-1 1906 Riverside Big Horn Sheep Overlook along Hwy 74 above Deep Canyon, S of Palm Desert Comment
  UCSB38716  Bernardia myricifolia Cowan, Clark 1978-4-23 Riverside 12.1 mi (19.2 km) S on Hwy. 74 from jct. with Hwy. 111 at Indian Wells 950 Comment
  UCR183002  Bloomeria crocea Mitch Provance 2003-5-5 4428 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA367331  Bloomeria crocea var. crocea N. C. Cooper 1944-7-16 1542 Riverside San Jacinto Mtns., Pine Cove. 1677 Comment
  RSA634212  Boechera californica R. F. Thorne, C. W. Tilforth, J. P. Simon 1969-6-24 38138 Riverside San Jacinto Mountains: San Bernardino National Forest. Hilltop above Lake Fulmor. 1676 Comment
  SEINET3166373  Boechera xylopoda P. J. Alexander 2009-4-13 1006 -A, B, C Riverside San Jacinto Mountains, San Bernardino National Forest, along CA Hwy. 243 on the south side of the San Jacinto Penny Pines Plantation turnout, 2.1 miles WNW of the Stone Creek Campground, 0.3 miles SSE of Lake Fulmor. 1661 Comment
  UC1136568  Boerhavia coccinea H. S. Yates 1937-6-28 6729 Riverside Palm Springs San Jacinto Quad., Palm Springs Comment
  SEINET3228131  Boerhavia coulteri G. Rink 2012-9-1 11654 Riverside Blythe Solar Power Plant (proposed) about 10 miles northwest of Blythe 160 Comment
  UCR280429  Boerhavia coulteri var. palmeri Onkar Singh 2015-11-10 5621 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, southern margin of Ford Dry Lake, c. 1 km NE of intersection of I-10 and Palen Dunes Rd 111 Comment
  RSA780243  Bouteloua barbata var. barbata Stephanie Rockwood, Christi Gabriel 2011-10-12 100 Riverside Unnamed Road heading toward Arica Mountains. Off Blythe/Rice Road. Base of Aricas. 334 Comment
  RSA517243  Brandegea bigelovii Steve Boyd 1986-2-18 1331 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  RSA796749  Brandegea bigelovii J. Andre 2012-4-11 20840 Riverside Orocopia Mountains: north end of range, along dirt road 2.8 mi due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit. 624 Comment
  SD134466  Brandegea bigelovii Craig Reiser 1991-5-27 Riverside Palm Desert near Bighorn Sheep Institute Comment
  SEINET3106051  Brandegea bigelovii Sears 1978-3-16 802 Riverside 10 mi N of Blythe along road to Midland. 229 Comment
  UC1930077  Brandegea bigelovii Scott D. White 2001-4-3 8236 Riverside COLORADO DESERT: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jt. I-10/SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Comment
  UCD107469  Brandegea bigelovii Lyman Benson 1949-3-28 13572 Riverside Wash at E end of Pines to Palms Highway, just above jct with Palm Springs Indio Rd. 304 Comment
  CAS-BOT-BC29979  Brassica fruticulosa A. C. Sanders; Oscar F. Clarke 1989-4-5 9035 Riverside Box Springs Mountains, on the east edge of Riverside. At the end of the dirt road in Two Trees Canyon. Comment
  UCD170979  Brassica fruticulosa A. C. Sanders 2008-3-2 34418 Riverside Peninsular Range, Box Springs Mtns., Two Trees Canyon along foot trail along north side of riparian thicket, beyond the end of the old road. 428 Comment
  UCR99788  Brassica geniculata Julie A. Greene, S. D. White 1993-7-5 1394 Riverside San Jacinto Valley, San Jacinto Wildlife Area, on raised wet area, west of dirt road 445 Comment
  CLARK-A1656-706  Brassica tournefortii Theo Glenn 1979-2-11 Riverside Snow Creek Comment
  CLARK-A1703-1189  Brassica tournefortii Charles S. Papp 1964-5-22 469 Riverside Riverside Comment
  UC1922426  Brassica tournefortii Naomi Fraga, Lisa Rojas 2005-2-10 1372 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR120944  Brassica tournefortii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  POM351131  Brickellia californica Jack Rempel, Erwin Miller 1934-4-28 18724 Riverside Lost Horse 1296 Comment
  RSA621892  Brickellia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3679 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  RSA777276  Brickellia californica Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4749 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 W116.65122 604 Comment
  CLARK-A1528-1670  Brickellia desertorum John C. Roos 1951-10-19 5328 Riverside San Jacinto Mountains Comment
  RSA545234  Brickellia desertorum R. F. Thorne 1970-10 41884 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
  UCR18590  Brickellia desertorum John C. Roos 1951-10-19 5328 Riverside San Jacinto Valley, Gilman Hot Springs 459 Comment
  UCR202578  Brodiaea terrestris subsp. kernensis Scott D. White, Justin M. Wood 2008-7-8 12391 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR62090  Brodiaea terrestris subsp. kernensis Jack Easton 1990-5-7 s.n. Riverside French Valley near the airport, c. 0.25 mi NE of the intersection of Winchester Rd. and Borell Rd 402 Comment
  RSA784827  Bromus J. D. Olmsted 1962-6-23 5246 Riverside SE San Bernardino Mtns: At first switchback out of Banning Water Canyon towards Gunsight Pass and Raywood Flat. 1555 Comment
  SEINET14623185  Bromus F. S. Crosswhite 1961-1-22 1710 Riverside along Chicago Ave. 183 Comment
  SD136967  Bromus arenarius Steve Boyd, Tim Ross et al. 1993-5-13 7367 Riverside Southen Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 410 Comment
  POM47171  Bromus berteroanus Mary F. Spencer 1920-4-2 1540 Riverside Palm Springs, Colorado Desert. 122 Comment
  RSA385314  Bromus carinatus N. C. Cooper 1944-4-8 1052 Riverside Andreas Canyon 305 Comment
  SD233246  Bromus carinatus Scott D. White, Justin M. Wood 2009-5-22 12896 Riverside San Jacinto Mountains: Quinn Flat Meadow. Comment
  UCR202436  Bromus carinatus 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
  UCR2203  Bromus carinatus F. M. Reed 1920-6-14 4426 Riverside San Jacinto Mountains, Banning Road at Point View [=Vista Grande?] 1524 Comment
  RSA314626  Bromus diandrus R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55424 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  POM363860  Bromus grandis N. C. Cooper 1944-5-20 1311 Riverside Palms to Pines Highway, San Jacinto Mountains. 915 Comment
  RSA131728  Bromus grandis E. K. Balls 1958-6-27 23293 Riverside Between Santiago Peak and Indian Truck Trail, along Main Divide, Santa Ana Mountains. 1372 Comment
  RSA702384  Bromus hallii Naomi Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1286 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  RSA564647  Bromus inermis A. C. Sanders 1980-7-22 1726 Riverside San Jacinto Mountains. Dutchman's Flat in Bear Trap Canyon about 1 mile (airline) west of Idyllwild. 1814 Comment
  RSA326150  Bromus orcuttianus var. hallii John F. Emmel 1981-6-21 785 Riverside San Jacinto Mountains; Idyllwild; large meadow between Strawberry Creek and USC ISOMATA campus. 1524 Comment
  UCR178019  Bromus pseudolaevipes Tracy Tennant, Mitch Provance, Jeffrey Ross 1998-6-25 MOR- 1047 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, upper Corral Canyon, tree stand C-01 1280 Comment
  UCR41308  Bromus rubens N. M. Fellows 1984-3-20 15 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mtns, 1 mi west of Snow Creek Village 488 Comment
  UCR94234  Bromus rubens Scott D. White 1996-4-14 3925 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
  RSA0065571  Bromus rubens Marion P. Harthill 1971-3-19 12 Riverside Palm Desert. Comment
  RSA179513  Bromus rubens E. W. Lathrop 1960-5-10 5353 Riverside 10 miles W of Murrieta. Comment
  SEINET10810207  Bromus rubens Gordon H. True 1935-3-11 True 68 Riverside Sycamore Canyon, Box Springs. North hillside. 366 Comment
  RSA563915  Bromus tectorum A. C. Sanders 1993-4-5 13689 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
  RSA613628  Bromus tectorum D. L. Banks, Victor Steinmann 1997-3-13 1489 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
  JEPS24876  Caesalpinia virgata Peter M. Ray 1949-3-12 1379 Riverside e. Mecca (Painted Canyon, Orocopia Mts.); Orocopia Mts., Painted Canyon Comment
  RSA768416  Caesalpinia virgata Jim Andre, Tasha La Doux 2009-2-28 10842 Riverside Coachella Valley: Along lower Berdoo Canyon Road (dirt), approx. 1.5 miles north of Dillon Road, and just south of Joshua Tree National Park boundary. 313 Comment
  UCR275545  Caesalpinia virgata D. E. Bramlet 2010-3-1 4460 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  UCR214896  Calandrinia ambigua A. C. Sanders 2010-3-23 37532 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mtns. 140 Comment
  SDSU13052  Calandrinia ciliata Korey Klutz 1998-3-1 15 Riverside Santa Margarita Field Station. 378 Comment
  UCR107717  Calandrinia ciliata A. C. Sanders 1997-3-1 19742 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
  UCR91658  Calandrinia ciliata Steve Boyd, D. L. Banks 1995-4-5 8425 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary 610 Comment
  UCR60549  Calandrinia ciliata var. menziesii R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 52008 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UCR266789  Callitriche heterophylla var. bolanderi Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 06 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  CLARK-A1528-2363  Callitriche marginata John C. Roos 1952-4-16 5540 Riverside Edgemont Comment
  RSA748158  Calocedrus decurrens K. M. Meyer, A. Townesmith, T. Scott 2007-3-16 16 Riverside San Bernardino National Forest. Next to Lake Fulmor, 17 miles S on Hwy 243 (off I-10). 1632 Comment
  UCR1117  Calochortus concolor Kathy Shaffer 1957-5-18 s.n. Riverside San Jacinto Mountains, one mile south of Hwy 74 at the foot of Bautista Canyon 610 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
  UCR1591  Calochortus splendens R. L. Needham 1962-5-20 10089 Riverside San Jacinto Mtns., Banning-Idyllwild Hwy [243], c. 5 mi from Banning 915 Comment
  UCR209401  Calochortus weedii var. intermedius Fred M. Roberts, Robt. L. Allen 2008-6-23 7051 Riverside Santa Ana Mountains, Santiago Peak, east slope, Main Divide Truck Trail, 0.7 km northeast of summit 1580 Comment
  UCD169808  Calochortus weedii var. weedii R. F. Thorne; E. W. Lathrop, W. Wisura 1977-7-8 49545 Riverside Santa Ana Mountains: along Ortega Highway (74), about 2 miles south-southwest of El Cariso. 650 Comment
  RSA674970  Calycadenia tenella Scott D. White, Teresa Salvato 2001-6-8 8575 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UCR228841  Calycadenia tenella A. C. Sanders, T. B. Salvato 2011-4-27 39340 Riverside Peninsular Range, south side of Alberhill Mountain in vicinity of Durant Siding and Terra Cotta, near Nichols Rd. and extension (under construction) toward Lake St. 390 Comment
  CAS-BOT-BC283324  Calycoseris parryi Annie M. Alexander; Louise Kellogg 1941-5-11 2146 Riverside 1.5 miles N of Cottonwood Spring, Eagle Mountain 975 Comment
  UCD129988  Calycoseris parryi William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  UCR2071  Calycoseris parryi J. Texera 1970-3-27 13 Riverside Sonoran (Colorado) Desert, c. 3 miles south of town of Palm Desert on dirt road continuation of Portola Avenue, 0.75 mile north of boundary fence of Deep Canyon Desert Research Center 207 Comment
  UC68980  Calycoseris wrightii H. M. Hall 1905-4-1 5966 Riverside McCoy Wash Colorado Desert, McCoy Wash 91 Comment
  UCR214706  Calycoseris wrightii A. C. Sanders 2010-3-23 37541 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  RSA518287  Calyptocarpus vialis A. C. Sanders 1989-5-31 9492 Riverside Uncommon annual weed in moist soil beside the door to the greenhouse, Botanic Gardens, U. C. R. campus. Comment
  SD124513  Calyptridium monandrum J. Sauer, Hart Walter 1980-5-17 6095 Riverside San Jacinto Mountains; near Lake Fulmor. Comment
  SD215627  Calyptridium monandrum Steve Boyd, Tim Ross, et al. 1990-4-2 4031 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain along Highway 79. 487 Comment
  UCR116894  Calyptridium monandrum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24205 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  UCR87137  Calyptridium monandrum A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16147 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  UC130501  Calyptridium parryi var. parryi Charlotte M. Wilder 1909-7-10 942 Riverside head of Willow Creek (on trail to Round Valley, near log cabin) 2804 Comment
Read comments Apr 2 2008
  SEINET215201  Calystegia J. C. Lee 1966-4-9 24 Riverside Highway 74, Elsinore. 305 Comment
  UCD126080  Calystegia macrostegia B. Pitzer 1997-4-20 3200 Riverside Lakeview Mtns: Pulsar View Road, around 1.2 mi. up from the base of the hills (at end of Warren Road). Around 1 air mile north of Juniper Flats (Contour) Road. 549 Comment
  CSUSB671  Calystegia macrostegia subsp. tenuifolia Bill Marks 1971-5-16 Riverside Growing on the side of the road in the Santa Ana Mountains behind Murrietta. Comment
  RSA394932  Calystegia macrostegia subsp. tenuifolia M. M. Thompson 1947-6-9 C- 2083 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  CSUSB951  Camissonia bistorta Charlotte M. Bringle, Heather Johnston 1967-4-22 Riverside Near Lake Elsinore, 2.2 miles south of Santa Fe overpass on Highway 71, and 50 feet south of Glen Eden mail box. In canyon. Comment
  RSA25611  Camissonia bistorta Carl B. Wolf 1941-6-29 4219 Riverside West side of Lake Elsinore. 366 Comment
  RSA522771  Camissonia bistorta Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3878 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
  UCR152638  Camissonia bistorta A. C. Sanders 2005-4-22 29608 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  HSC16418  Camissonia brevipes R. A. Eagle 1964-3-28 24 Riverside 5 mi. out of Palm Springs on the main Hwy. Comment
  RSA145191  Camissonia brevipes subsp. brevipes E. G. Linsley, J. W. MacSwain 1960-3-2 60 -8 Riverside Colorado Desert, 2 miles W of Desert Center. Comment
  JOTR29161  Camissonia californica La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1238 Riverside Joshua Tree National Park. Key's view Comment
  RSA134517  Camissonia californica Harlan Lewis 1957-4-5 s.n. Riverside Colorado Desert, Morongo Canyon. Comment
  SEINET7073444  Camissonia californica 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
  RSA701045  Camissonia cardiophylla Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11290 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  UCR213432  Camissonia claviformis A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37433 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR90171  Camissonia claviformis R. W. Scora 1966-4-1 3008 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  POM294425  Camissonia claviformis subsp. aurantiaca Lyman Benson 1949-3-28 13574 Riverside Wash at east end of Pines to Palms Highway just above junction of Palm Springs-Indio Road. Mt. Range Santa Rosa. 305 Comment
  RSA314449  Camissonia claviformis subsp. aurantiaca Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55438 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UCR3431  Camissonia confusa Heidi A. Haid 1964-5-17 645117- 01 Riverside San Jacinto Mtns., c. 1 mi from junction of Hurley Flats Rd and Idyllwild-Banning Rd 1402 Comment
  RSA747961  Camissonia hirtella Justin M. Wood 2009-5-11 705 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA585505  Camissonia ignota D. L. Banks, Steve D. Boyd 1995-5-9 366 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  POM86362  Camissonia pallida subsp. pallida Anstruther Davidson 1926-3-1 3613 Riverside Colorado Desert. Comment
  RSA718774  Camissonia refracta Michael Honer, L. Hulse 2004-4-4 1927 Riverside SW base of Cottonwood Mtns., near MWD aqueduct, appx. .75 mi. N of I-10. E edge of Pinkham Wash. 488 Comment
  SDSU3315  Camissoniopsis bistorta R. S. Luaw, T. Mosquin 1957-4-1 Riverside 11 mi. w. Riverside Comment
Read comments Mar 28 2014
  UC987818  Camissoniopsis pallida subsp. hallii Reid Moran 1941-5-5 844 Riverside e Quail Spring; Joshua Tree National Monument 1300 Comment
  UC635402  Camissoniopsis pallida subsp. pallida H. L. Mason 1928-3-11 4244 Riverside near Indio Comment
  UCR181665  Cardamine hirsuta Chet McGaugh 2006-12-12 s.n. Riverside Riverside, Arlington Heights area near Mockingbird Reservoir, Monroe St. at Irving St. 320 Comment
  POM1507  Carex alma I. M. Johnston s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  CHSC89824  Carex barbarae L. P. Janeway 2004-5-8 8061 Riverside Peninsular Ranges. Santa Ana Mountains, San Mateo Canyon; between Tenaja Trail and the creek, 150 m south-southwest of the Tenaja Trail trailhead at Wildomar Road. Flattish bench above and away from the creek. 387 Comment
  RSA711763  Carex densa A. C. Sanders 2004-4-20 27567 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. 640 Comment
  CAS-BOT-BC20707  Carex fracta Peter H. Raven; R. Snow 1957-7-26 11109 Riverside San Jacinto Mountains. Just below Vista Grande Ranger Station, Banning-Idyllwild road. Comment
  UCD140783  Carex sartwelliana P. Zika; N. Otting, K. Kramer 2010-8-6 25301 Riverside bridge over N Fork San Jacinto River, Dark Canyon, at campground. San Jacinto Mountains. 1785 Comment
  UCR90608  Carex triquetra Scott D. White 1995-6-29 3390 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCSB37818  Carthamus tinctorius Oscar F. Clarke 1968-12-16 Riverside collected in University of California Riverside Greenhouse Comment
  RSA575879  Castilleja affinis Steve D. Boyd 1981-3-11 s.n. Riverside Gavilan Hills region, northern flank of Estelle Mountain along fence line between T5S R5W sec. 32 at access road up from Dawson Canyon. 732 Comment
  POM307280  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2139 Riverside Santa Rosa Mountains. Comment
  POM319354  Castilleja applegatei subsp. martinii Patricia Wilder 1968-7-5 4311 Riverside Trail near Idyllwild, San Bernardino National Forest. 1982 Comment
  UC1012299  Castilleja applegatei subsp. martinii F. W. Pennell and A. L. Grant 1940-4-28 25283 Riverside w slope San Jacinto Range (Route 74) 1402 Comment
  SEINET4096531  Castilleja applegatei var. pinetorum O. M. Clark 1929-1 1947 Riverside South Hemet, southern California. Comment
  RSA0010918  Castilleja densiflora subsp. gracilis Daphne K. Christopher, Hannah Stevens 2003-4-8 122 Riverside Santa Rosa Plateau Nature Conservancy Preserve. 556 Comment
  UC665831  Castilleja exserta Ira L. Wiggins 1941-3-27 9703 Riverside 4 mi n Whitewater Comment
  JEPS16663  Castilleja exserta subsp. exserta Rimo Bacigalupi with Gene Newcomb 1954-4-25 4400 Riverside 0.75 mi s Sage (along Calif Hwy 79, close to summit of St. Johns Grade, 9.5 mi n of junction with Calif Hwy 71) 731 Comment
  POM310144  Castilleja foliolosa Hulda Crooks 1946-4-15 346 Riverside 29 Palms Canyon 396 Comment
  SD233360  Castilleja foliolosa Scott D. White, Justin M. Wood 2009-5-22 12918 Riverside San Jacinto Mts: Old Control Road, above Halfway Spring. (Blackburn Canyon) 1159 Comment
  SEINET4095937  Castilleja foliolosa O. M. Clark 1929-1 1702 Riverside North side of San Jacinto Mountain. Comment
  UCR100041  Castilleja foliolosa Scott D. White 1994-4-23 2050 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  RSA0010924  Castilleja lasiorhyncha Anstruther Davidson s.n. Riverside Strawberry Valley Comment
  RSA0010957  Castilleja miniata subsp. miniata Fordyce Grinnell Jr. 1908-07 s.n. Riverside Strawberry Valley. 1829 Comment
  SD136752  Castilleja minor subsp. spiralis Steve Boyd, T. Ross, D. Bramlet 1993-5-12 7329 Riverside 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
  SD143713  Castilleja minor subsp. spiralis Scott D. White 1997-5-25 5223 Riverside Bautista Cyn Rd., abt 1.3 road miles NW of Hixon Trailhead (USFS No. 2E43) 700 Comment
  RSA531097  Caulanthus cooperi M. B. Dunkle 1937-3-25 4902 Riverside Colorado Desert. Shaver s Well Comment
  HSC92880  Caulanthus heterophyllus Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  UCR44566  Caulanthus heterophyllus David Diaz 1981-4-29 S.N. Riverside Peninsular Range, On Indian Truck trail Comment
  SBBG101793  Caulanthus lasiophyllus S. Boyd with T. Ross, M. Hammitt 1991-5-2 6122 Riverside Vail Lake region, summit of Oak Mtn, N of lake near Henderson Benchmark Comment
  UCR196368  Caulanthus lasiophyllus Naomi Fraga, Lisa Rojas 2005-2-10 1366 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UC1594223  Ceanothus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3098 Riverside 1 mi W of Vail Lake 609 Comment
  SD29582  Ceanothus cordulatus D. F. Howe 1941-6-8 1106 Riverside Strawberry Creek, San Jacinto Mts. Comment
  UC489223  Ceanothus cordulatus C. V. Meyer 1928-7-31 615 Riverside 7500 ft Tahquitz Peak; San Jacinto Mts. Comment
  RSA496738  Ceanothus crassifolius Maureen Pendleton 1988-2-1 s.n. Riverside Ca. 2.5 mi. S of Temecula between I-215 and Rainbow Canyon Road. 412 Comment
  RSA562618  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-1 7722 Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  RSA575075  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -V 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
  UCR124167  Ceanothus crassifolius June Latting 1978-5-4 s.n. Riverside Santa Ana Mountains, Sierra Peak 929 Comment
  SBBG27219  Ceanothus cuneatus var. cuneatus I. W. Clokey with E. G. Anderson 1935-4-10 6734 Riverside E of Hemet 820 Comment
  POM254877  Ceanothus integerrimus W. Pequegnat 1940-5-17 s.n. Riverside Bear Springs. 1311 Comment
  CAS-BOT-BC51274  Ceanothus leucodermis C. L. Hitchcock; C. V. Muhlick 1964-3-17 23109 Riverside 10 mi. N. of Pala, on road to Elsinore Comment
  POM48899  Ceanothus leucodermis P. A. Munz, I. M. Johnston 1924-7-29 8856 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  SD229239  Ceanothus leucodermis Dick Schwenkmeyer 2012-4-17 695 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  RSA606753  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27413 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
  SD138815  Ceanothus ophiochilus Craig Reiser 1993-5-17 Riverside Agua Tibia Wilderness Area, south of Woodchuck Campground and Highway 79 Comment
  RSA399799  Ceanothus palmeri Mark Morris 1929-3-10 14562 Riverside Chaprral of foothill regional. Comment
  UCR94941  Ceanothus palmeri Scott D. White 1996-8-15 4476 Riverside San Jacinto Mtns., Idyllwild area: USFS Rd. 5S10 at jct w/ foot trail 2E16, at an intermittent stream channel. 1646 Comment
  CAS-BOT-BC63255  Ceanothus tomentosus var. olivaceus Wesley O. Griesel 1959-3-24 13 Riverside highway 79, 7 mi. s. of Hemet. 609 Comment
  SEINET8734799 Image available Centaurea melitensis Jean Coulson 1959-1 s.n. Riverside Box Spring Mts.; Pidgeon Pass Road, 0;6 mi. from fork to dump on E. side of road Comment
  JEPS46382  Centaurium venustum W. L. Jepson 1901-5-22 1366 Riverside s of Hemet Valley (Palm Canyon and return to Van Deventer's); Palm Canyon Comment
  UCR130713  Centaurium venustum George K. Helmkamp, E. A. Helmkamp 1998-6-27 4079 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
  UCR218076  Centaurium venustum Steve Boyd 2010-5-28 12286 Riverside Santa Ana Mountains, Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  RSA736301  Centromadia pungens subsp. laevis Scott D. White, Justin M. Wood 2008-5-13 11948 Riverside Perris Basin: I-215 freeway right of way. South of Scott Rd. Comment
  CAS-BOT-BC179728  Centrostegia thurberi Annie M. Alexander; Louise Kellogg 1941-5-15 2176 Riverside N base of Eagle Mountains. Colorado Desert 914 Comment
  CLARK-A1528-387  Cerastium glomeratum C. M. Flanagan 1973-5-12 OO 415 Riverside Morongo Indian Reservation 1158 Comment
  CSUSB929  Cercidium floridum M. Quinlan 1974-4-18 Riverside Found in Riverside county about 4 miles from Palm Springs in the Agua Caliente Indian Reservation located in the San Andreas canyon. 304 Comment
  POM122304  Cercidium floridum Marcus E. Jones 1926-6-8 sn Riverside Palm Springs Comment
  RSA30514  Cercidium floridum B. D. Stark 1928-11-4 467 Riverside Hidden Springs Canyon 30 Comment
  RSA645671  Cercidium floridum Scott D. White 1999-4-20 7271 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  JEPS64764  Cercidium floridum subsp. floridum Marjorie D. Clary May, 1928 Riverside Coral Reef Ranch Colorado Desert, Coachella Comment
  UC68619  Cercidium floridum subsp. floridum H. M. Hall Apr. 1905 5931 Riverside McCoy Wash Colorado Desert Comment
  RSA772862  Cercocarpus betuloides Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4816 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  CAS-BOT-BC147687  Cercocarpus betuloides var. betuloides James R. Shevock 1978-4-26 5904 Riverside On the NE side of Pleasants Peak. Along FS road 3S04, Santa Ana Mountains, Cleveland National Forest 1188 Comment
  JOTR30646  Cercocarpus betuloides var. betuloides La Doux, Tasha, Erin Babich 2008-4-21 1807 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  UC1536043  Cercocarpus minutiflorus Robert F. Thorne 1973-5-23 45537 Riverside Santa Rosa Plateau, Mesa De Colorado Mesa De Colorado; Santa Rosa Plateau, Mesa De Colorado 609 Comment
  CAS-BOT-BC279538  Chaenactis artemisiifolia A. J. McC. 1892-4-1 s.n. Riverside Near Elsinore Comment
  CAS-BOT-BC279539  Chaenactis artemisiifolia Cecil Hart 1922-5-21 20 Riverside San Jacinto Mt. Comment
  UCR213461  Chaenactis artemisiifolia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38367 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  CAS-BOT-BC276380  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  SD28012  Chaenactis carphoclinia var. carphoclinia Carl B. Wolf 1932-4-29 3111 Riverside Eastern Colorado Desert. Blythe -- Rice Road. 9 miles south of Browns Well. 244 Comment
  UC724353  Chaenactis carphoclinia var. carphoclinia Aven Nelson, Ruth A. Nelson 1939-3-29 3324 Riverside Hidden Springs Canyon; near Palm Grove Comment
  UCR41555  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6110 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UC472223  Chaenactis fremontii E. E. Schellenger 1911-4-25 Riverside Colorado Desert Comment
  UCR174623  Chaenactis glabriuscula Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 345 Riverside Peninsular Ranges; San Jacinto Mtns., Turnout south of Mt. Edna Road along Calif. Hwy 243 1143 Comment
  CAS-BOT-BC277412  Chaenactis glabriuscula var. glabriuscula Scott D. White 1996-4-14 3898 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  JEPS30914  Chaenactis glabriuscula var. glabriuscula P. Stockwell 1940-4-24 1506 Riverside 1 mi e Banning Comment
  POM11996  Chaenactis glabriuscula var. glabriuscula Mary F. Spencer 1921-6-16 343 Riverside Wayside in Banning 701 Comment
Read comments Mar 13 2011
  POM6055  Chaenactis glabriuscula var. glabriuscula F. L. Robinson, Crocker 1916-4-3 s.n. Riverside Elsinore Region Comment
  UCR281277  Chaenactis glabriuscula var. glabriuscula Mitch Provance, Jeremiah George 2017-3-21 317- 10 Riverside Temescal Valley, Horsethief Wash (E branch impeded by development), N of Hwy 15 and NNW of Horsethief Rd., area between Temescal Canyon Rd. and Temescal Creek 357 Comment
  UC63016  Chaenactis glabriuscula var. lanosa H. M. Hall April 1903 3784 Riverside vicinity of Riverside 396 Comment
  RSA292905  Chaenactis parishii F. C. Vasek 1973-6-8 s.n. Riverside Santa Rosa Mtns. 1 mile below Garnet Queen Creek Comment
  JOTR35304  Chaenactis stevioides Andre, Jim 2012-4-11 20803 Riverside Joshua Tree National Park. western margin of Eagle Mountains, along road to Cottonwood Spring (Utah Trail), 0.7mi N of Cottonwood Visitor Center 956 Comment
  UCD130392  Chaenactis stevioides G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2722 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. 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
  RSA0021556  Chamaesyce micromera Duncan S. Bell 2012-3-4 3140 Riverside Arica Mountains; along old railway line about 4.5 air miles south of the ghost town of Rice. 217 Comment
  RSA781420  Chamaesyce micromera Duncan S. Bell 2011-10-22 3000 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
  UCR245992  Chamaesyce micromera Duncan S. Bell 2012-9-13 4175 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  RSA0042472  Chamaesyce polycarpa Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 62 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA594118  Chamaesyce polycarpa D. L. Banks 1996-4-8 0867 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW of the Cleveland National Forest and Agua Tibia Wilderness Area, NW Dorland Mountain Area, U.C. Emerson Preserve, S end of Los Caballos Road., Approximately 50 m inside the preserve boundary gate, 10 m NW of the main roads intersection with a small trailing heading to the W. 448 Comment
  SEINET3165333  Chamaesyce polycarpa L. S. Rose 1936-12-26 36821 Riverside Hayfield, 5 mi. W of Desert Center 914 Comment
  RSA518277  Chamaesyce setiloba A. C. Sanders 1989-9-19 9509 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  UCR158449  Cheilanthes californica S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  UC811537  Cheilanthes clevelandii P. A. Munz 1922-4-29 5116 Riverside 5 mi w Aguanga 731 Comment
  RSA739320  Cheilanthes parryi Keith E. Hoffmaster 1933-4-13 27 Riverside Palm Springs. Comment
Read comments Aug 27 2011
  UC197936  Cheilanthes parryi S. B. and W. F. Parish April, 1882 504 Riverside Agua Caliente; Mts bordering Colorado Desert Comment
  UCR91550  Cheilanthes parryi A. C. Sanders, C. L. Sanders, L. Lubinsky, A. Knapp, P. J. MacKay 1995-2-12 15925 Riverside Sonoran (Colorado) Desert, Coachella Valley, mouth of East Double Canyon, Little San Bernardino Mtns, 1.4 mi above Aqueduct Rd. 581 Comment
  SD146317  Chenopodium album A. C. Sanders, Mitch Provance 2000-10-16 23722 Riverside Riverside; railroad right of way between Watkins Dr. and Campus View Dr., near site of Lemona siding. 334 Comment
  POM219130  Chenopodium album L. C. Wheeler 1932-7-9 923 Riverside Central Ave. 3 mi. N Chino. 244 Comment
  RSA666520  Chenopodium album var. striatum Mitch Provance 2000-11-2 2295 Riverside North Riverside: Reid Park, ca. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  CLARK-A1528-2557  Chenopodium ambrosioides var. anthelminticum John C. Roos 1952-6-10 5756 Riverside Santa Ana River 259 Comment
  JOTR01007  Chenopodium incanum var. occidentale Cole, James E. 1941-6-17 918 Riverside Joshua Tree National Park. IN LIVE OAK TANK, DRY 1219 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
  UCR113599  Chenopodium strictum var. glaucophyllum A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23682 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
  UCR115164  Chenopodium strictum var. glaucophyllum Mitch Provance 2000-10-14 2255 Riverside Jurupa Mtns., Crestmore area, along the south side of El Rivino Rd., c. 0.4 miles north of Crestmore Quarries. 287 Comment
  CAS-BOT-BC231784  Chilopsis linearis Roxana S. Ferris 1918-6-14 985 Riverside 2 miles east of Indian Wells on Palm Springs-Indio Rd Comment
  RSA545216  Chilopsis linearis subsp. arcuata R. F. Thorne 1970-10 41877 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
  POM11886  Chimaphila umbellata subsp. occidentalis P. A. Munz 1922-9-6 6387 Riverside North fork of Tahquitz Creek; San Jacinto Mts. 2210 Comment
  RSA689435  Chloris truncata R. E. Riefner 2003-10-21 3 -461 Riverside Menifee Valley, along Newport Road 1 mi. E of Goetz Road intersection. 442 Comment
  RSA727605  Chloris virgata R. E. Riefner 2006-9-19 06 -447 Riverside Peninsular Range: Temecula Valley, along I-15 Freeway near Temecula Creek. 301 Comment
  RSA698363  Chorizanthe brevicornu J. R. Bruff s.n. Riverside Palm Springs. Comment
Read comments Aug 27 2011
  UCR148471  Chorizanthe brevicornu S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  CAS-BOT-BC191701  Chorizanthe brevicornu var. brevicornu H. Walton Clark 1926-6-1 s.n. Riverside Indio Comment
  CAS-BOT-BC191705  Chorizanthe brevicornu var. brevicornu Geo. B. Grant 1906-4-20 6715 Riverside Palms Springs Comment
  RSA392604  Chorizanthe brevicornu var. brevicornu I. M. Johnston 1917-4-4 s.n. Riverside Near Palm Springs. Comment
  RSA644219  Chorizanthe brevicornu var. brevicornu Victor W. Steinmann, P. I. Moscosa, T. S. Ross 1998-4-14 1358 Riverside Orocopia Mountains, 1.5 km southwest of the Hayfield exit of I-10; ca. 600 m. Along a small wash on north-facing slope. 183 Comment
  SEINET3132312  Chorizanthe brevicornu var. brevicornu G. B. Grant 1906-5-1 173 a-6715 Riverside Colorado Desert at Palm Springs Comment
  UCSB1360  Chorizanthe brevicornu var. brevicornu Haller, John 1957-3-23 Riverside at southern boundary of Joshua Tree Nat Mon., 4 air miles S. of Cottonwood Sprs. & 1 mile N of June with US 60 609 Comment
  UCR158518  Chorizanthe coriacea A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30028 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
  POM128750  Chorizanthe corrugata F. W. Peirson 1927-4-12 7175 Riverside Painted Canyon. Comment
  RSA392655  Chorizanthe corrugata Christopher Davidson 1979-4-4 7695 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA517828  Chorizanthe corrugata Steve Boyd, Orlando Mistretta 1986-3-13 1447 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UC635066  Chorizanthe corrugata Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert, 1000 Palm Canyon Comment
  RSA282769  Chorizanthe fimbriata C. W. Tilforth 1979-6-27 1814 Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta Comment
  RSA615122  Chorizanthe fimbriata A. C. Sanders, G. K. Helmkamp 1997-3-15 19929 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills. 537 Comment
  UCR116533  Chorizanthe parryi A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24183 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
  UCR170121  Chorizanthe parryi Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 115 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  RSA525679  Chorizanthe parryi var. parryi Steve Boyd, Arnseth, Rasmussen, Cota 1990-5-3 4550 Riverside Vail Lake area, rolling terrain at jct of hwy R3 and Powerline Rd. NE of the lake. Comment
  RSA689497  Chorizanthe parryi var. parryi Scott D. White 2001-4-19 8380 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  SBBG122761  Chorizanthe parryi var. parryi A. Parikh 1990-4-27 161 Riverside SW of Crown Valley, W of Rawson Cyn, 1.7 km SW of jct of Crown Valley Rd and Rawson Rd 666 Comment
  RSA612925  Chorizanthe polygonoides var. longispina D. L. Banks 1997-3-29 1651 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 463 Comment
  CAS-BOT-BC246235  Chorizanthe rigida John H. Thomas 1957-3-30 6560 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  JOTR36451  Chorizanthe rigida La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3421 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA191736  Chorizanthe rigida Robert F. Thorne 1963-3-29 32419 Riverside 9 miles E of Mecca, Mecca Hills 152 Comment
  RSA388504  Chorizanthe staticoides Steve Boyd 1986-5-1 1812 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  UC178671  Chorizanthe xanti var. leucotheca M. E. Jones 1903-5-11 Riverside Whitewater Comment
Read comments Apr 6 2007
  POM21137  Chrysolepis sempervirens T. M. Pedersen 1908-07 s.n. Riverside Tahquitz Valley. 2439 Comment
  POM10140  Chrysothamnus paniculatus P. A. Munz 1921-5-1 4544 Riverside Morongo Creek 915 Comment
Read comments May 28 2011
  CHSC8280  Chylismia brevipes Edward L. Smith 1958-3-21 472 Riverside Found 2 miles e of Indio on hwy. US 60, San Bernardino Mtns. 0 Comment
  SDSU18673  Chylismia brevipes subsp. brevipes Michael G. Simpson, Kristen Hasenstab 2008-4-3 2957 Riverside Joshua Tree National Park. Wash, along trail to Cottonwood campground, ca. 0.2 mile south of campground, ca. 0.3 mile north-northwest of Cottonwood Spring. 918 Comment
  UCD103856  Chylismia claviformis G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2713 Riverside Colorado Desert. Midland Road, 3.8 miles SE of Midland, Little Maria Mountains. Comment
  UCSB4426  Chylismia claviformis Long, Frances 1939-12-31 Riverside -5 Palm Springs Comment
  POM6150  Cirsium scariosum L. T. Street 1917-5-15 s.n. Riverside Near Elsinore Comment
  RSA594504  Cirsium vulgare D. L. Banks, Rashmi Pant 1996-5-13 1015 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; In a small spring in oak woodland, approximately 1 km E of the Dripping Springs Guard Station, S of Hwy. 79 536 Comment
  UCR21850  Cirsium vulgare Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  POM256726  Clarkia epilobioides W. Pequegnat 1940-4-13 s.n. Riverside Bedford Truck Trail. Santa Ana Mountains. 793 Comment
  RSA527877  Clarkia epilobioides Scott D. White 1991-5-10 91 -120 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  SDSU8708  Clarkia purpurea Wende E. Rehlander 1983-5-22 105 Riverside Open rolling hills in upper part of Reche Canyon, approx. 7.5 miles from NW end of Reche Canyon Road, 0.5 mi. SE of Console Springs, and about 5 mi. south of Redlands. Comment
  SEINET7072848  Clarkia purpurea A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Tececula and at the junction with Route 395 (115). Coordinate datum: WGS84/NAD83. (33? deg. 30' 3" North Latitude, -117? deg. 9' 3" West Longitude, Coordinate datum: NAD27.). Comment
  CAS-BOT-BC172565  Clarkia purpurea subsp. purpurea A. C. Sanders 1997-5-1 20612 Riverside Lake Skinner area, north foot and lower slopes of Black Tmn., edge of Crown Valley on E side of Rawson Canyon 670 Comment
  RSA575079  Clarkia purpurea subsp. quadrivulnera Steve Boyd 1982-5-20 s.n. Riverside Gavilan Hills region, upper Dawson canyon. 329 Comment
  UC69181  Clarkia purpurea subsp. quadrivulnera H. M. Hall June 1905 6240 Riverside Box Springs Mt. vicinity of Riverside (e base); Box Springs Mt., vicinity of Riverside 609 Comment
  CLARK-A1528-2657  Clarkia rhomboidea Pam Maynard 1974-5-27 Riverside Mount San Jacinto 1280 Comment
  UCR265590  Claytonia rubra Jordan Zylstra 2014-3-23 14015 Riverside San Jacinto Mountains, south of K-Flat, west of Apple Canyon Road 1463 Comment
  RSA0013627  Claytonia rubra subsp. rubra LeRoy Gross, Duncan S. Bell 2013-4-30 6034 a Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  UCR5925  Clematis lasiantha K. T. Seng 1966-4-13 660413- 9 Riverside Santa Ana Mtns, NE slope of Santa Ana Mountain, end of Main Street, 4 mi. from downtown Corona 457 Comment
  RSA601196  Clematis ligusticifolia Scott D. White 1996-8-15 4458 Riverside Idyllwild area: Unnamed drainage (tributary to Toll Rd. Cyn.) at crossing w/ USFS Rd. directly W of Isomata. 1540 Comment
  UC63842  Clematis pauciflora Miss Maggie M. Todd Apr. 1897 Riverside Winchester Comment
Read comments Mar 20 2011
  UCR50391  Clematis pauciflora L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Santa Rosa Plateau, Mesa de la Punta, Santa Rosa Springs Ranch 610 Comment
  SD143712  Collinsia concolor Andy C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20667 Riverside San Jacinto Mountains: N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of Peak 3740 1067 Comment
  UCR227809  Collinsia concolor Duncan S. Bell, Joy England 2010-6-4 1263 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, along Forest Service Road 6S13 c. 0.5 air mile west of junction of Forest Service 6S04 and Forest Service Road 6S13 1372 Comment
  RSA408265  Collinsia heterophylla Anstruther Davidson s.n. Riverside Corona Comment
  RSA674620  Collinsia heterophylla Scott D. White, Sandra Leatherman 2000-5-31 7976 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  CAS-BOT-BC126809  Colubrina californica A. C. Sanders; E. J. Lawlor 1992-4-4 12112 Riverside Within 1/2 mile of McCoy Spring 243 Comment
  POM162486  Colubrina californica E. C. Jaeger 1930-01 s.n. Riverside Eagle Mountain Comment
  RSA463104  Conium maculatum Steve Myers 1987-6-24 s.n. Riverside Murrietta Creek, at confluence with Temecula Creek, near the town of Murrieta. 290 Comment
Read comments May 6 2020
  SEINET3091303 Image available Convolvulus arvensis Ed LaRue 1989-4-20 Riverside Moreno Valley, old Riverside International Raceway on Day Street, ca 1/2 mi S of Hwy 60. Comment
  RSA612812  Coreopsis californica D. L. Banks 1997-3-1 1357 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the Fiesta Grounds to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  HSC5414  Coreopsis douglasii C. L. Hitchcock, C. V. Muhlick 1964-3-17 23091 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  POM319727  Corethrogyne filaginifolia Patricia Wilder 1971-11-17 5348 Riverside Along the Santa Ana River at end of Pedlay Sreet, north of Norco. 198 Comment
  RSA762735  Corethrogyne filaginifolia Patrick Garrett, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 76 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCSB32534  Corethrogyne filaginifolia Smith, O. 1977-4-1 Riverside 1 mile up Ellis Rd. in Perris, CA 365 Comment
  UCR127540  Coronopus didymus A. C. Sanders, T. B. Salvato 2003-5-21 26779 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR104036  Cotula australis George K. Helmkamp, E. A. Helmkamp 1997-3-5 1328 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR158351  Cotula australis A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30079 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
  SEINET272372  Cotula coronopifolia A. C. Sanders, G Waines; Et Al 1997-3-12 19897 Riverside Lake Skinner area; Upper Rawson Cyn 2.5 mi NNE of Lk. Skinner 1 mi SW of Crown Valley. UTM 10km cell: MH-9E 2N. Dom 595 Comment
  RSA757466  Crassula aquatica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55210 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  RSA613463  Crassula connata D. L. Banks, Victor Steinmann 1997-3-13 1429 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  SEINET3089226 Image available Crassula connata Margaret Ferro 1970-5-15 17 Riverside Empty lot on Watkins Dr. behind Canyon Crest student housing. Comment
Read comments May 16 2016
  UCR173152  Crassula connata Abby Sirulnik 2000-4-20 15 Riverside South Coast; Perris Basin, Motte Rimrock Reserve, NW of Perris 610 Comment
  UCR232785  Crassula connata John F. Green 2008-4-15 0408- 23 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  RSA557352  Cressa truxillensis Julie Greene 1993-5-12 1292 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  CAS-BOT-BC175809  Crossosoma bigelovii Marjorie Clary 1934-3-3 s.n. Riverside Carrizo [Canon] Canyon, 18 mi. w. of Indio. (foothills of the Santa Rosa Mts.) 304 Comment
  CAS-BOT-BC175814  Crossosoma bigelovii John Thomas Howell 1928-3-11 3414 Riverside Rocky wall of Morongo [Canon] Canyon, n. Colorado Desert 609 Comment
  RSA145908  Crossosoma bigelovii W. S. Davis 1960-3-12 105 Riverside Whitewater Canyon rd, 4.6 mi. N of junction with Hwy. 60, 70, 80. S facing slopes up side canyon. Comment
  SDSU5799  Crossosoma bigelovii A. H. Gallup 1949-3-28 352 Riverside Palms to Pines Hwy. at 2500 ft. above Desert Center [interpreted to be Palm Desert], east slope, San Jacinto Mt. Range 762 Comment
Read comments Jan 30 2013
  UC11993  Crossosoma bigelovii S. B. Parish Apr 4 1896-Apr 13 1896 4105 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  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
  JOTR28933  Croton californicus La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1168 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  JOTR33870  Croton californicus La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3051 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; sand ramps 432 Comment
  RSA480572  Croton californicus N. C. Cooper 1943-10-9 953 Riverside Hemet. 304 Comment
Read comments Apr 29 2011
  RSA651890  Croton californicus C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 202 Riverside In desert 15 miles north [E?] of Riverside 366 Comment
Read comments Jun 10 2008
  RSA763979  Croton californicus Justin M. Wood, D. M. Ray 2010-10-21 3024 Riverside Chuckwalla Valley 8 kilometers SW of Coxcomb Mountains and 3.5 kilometers E of Kaiser Road. 198 Comment
  RSA788557  Croton californicus Duncan S. Bell 2012-3-8 3147 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal. 16 Comment
  UCR93092  Croton californicus Scott D. White 1995-12-24 3798 Riverside Lakeview Mtns., c. 5 road mi SE of Davis Road/Ramona Expressway intersection. 610 Comment
  SBBG133561  Croton setiger S. D. White, A. Carey 2004-7-2 10573 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  UCR60267  Croton setiger Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3688 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  CAS-BOT-BC389672  Cryptantha D. L. Castleberry 1964-2-2 s.n. Riverside Tahquitz Canyon Comment
  RSA613646  Cryptantha D. L. Banks, Victor Steinmann 1997-3-13 1473 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
  CLARK-A1528-2210  Cryptantha angustifolia John C. Roos 1947-2-14 3254 Riverside Eagle Mountains Comment
  JEPS67463  Cryptantha angustifolia W. L. Jepson 1927-4-12 11636 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  JOTR28756  Cryptantha angustifolia La Doux, Tasha, Bill Truesdell 2004-3-11 1037 Riverside Joshua Tree National Park. Pinto Basin; between sand hills and parking lot for Turkey Flats 487 Comment
  POM13896  Cryptantha angustifolia P. A. Munz, D. D. Keck 1922-4-8 4744 Riverside 1/2 miles E of Indio. -9 Comment
  SBBG100804  Cryptantha angustifolia W. L. Halvorson 1977-2-5 77 -4 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCD119596  Cryptantha angustifolia R. L. Smith 1948-3-24 s.n. Riverside foot of Andreas Canyon. Comment
  UCSB12607  Cryptantha angustifolia Dearing, Hugh; Dearing, Margaret 1942-3-3 Riverside Cathedral City Comment
  SEINET10455843  Cryptantha angustifolia David B. Dunn 1948-2-21 Dunn 3684 Riverside On same sheet as Dunn 2833, UMO 69397. Borage, large flrd. Pushawalla, a rain about 2 weeks earlier in wash. Hills still quite dry. Comment
  POM259728  Cryptantha barbigera E. C. Jaeger 1939-12-29 s.n. Riverside Eytel canon branching from Fargo Canon 5 mi. east Indio. 244 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
  GMDRC2039  Cryptantha barbigera var. fergusoniae J. Andre 2006-4-26 6745 Riverside Little San Bernardino Mountains: 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. Near 34.07623 deg. N 116.44711 deg. W. Elev. 4332 ft. 1321 Comment
  SD167194  Cryptantha barbigera var. fergusoniae J. C. Roos 1948-4-24 3807 Riverside East San Bernardino Mountains/Sopnoran Desert; Whitewater Wash. 518 Comment
  UCR38136  Cryptantha barbigera var. fergusoniae J. M. Stewart 1985-3-16 s.n. Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns., Santa Rosa Mtns., Agua Alta Canyon off Martinez Canyon 732 Comment
  JOTR29495  Cryptantha decipiens Andre, Jim, Tasha La Doux 2006-4-26 8150 Riverside Joshua Tree National Park. Upper Long Canyon 1055 Comment
Read comments Apr 16 2014
  SEINET7063042  Cryptantha decipiens A. G. Vestal 1962-4-8 s.n. Riverside About 3.5 miles northeast of Lake Elsinore and 2.5 miles east of the junction of Route 74 with Route 71. UTM Zone 11, 471840mE, 3730600mN. (WGS84/NAD83). 503 Comment
  UCR116606  Cryptantha decipiens A. C. Sanders 2001-4-8 23978 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  RSA0023243  Cryptantha dumetorum J. Andre 2013-3-4 23868 Riverside Sandy bluffs overlooking Colorado River, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point. 96 Comment
  POM368270  Cryptantha intermedia M. B. Dunkle 1932-3-25 2875 Riverside Cabazon, Colorado Desert. Comment
  RSA735608  Cryptantha intermedia LeRoy Gross, Duncan Bell 2008-9-16 3578 Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 Comment
Read comments Oct 24 2011
  RSA771783  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4958 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR193983  Cryptantha intermedia A. C. Sanders 2008-7-25 35910 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  SEINET10456281  Cryptantha intermedia Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7144 Riverside Scattered Yellow Pine at margin of large valley, 5.9 mi SE of jct of Idlewild Road & Hwy 74 on 74. 1341 Comment
  SDSU20601  Cryptantha intermedia var. intermedia Ronald B. Kelley 2006-3-26 1002 Riverside Temescal Valley west of I-15 on west side of frontage road in disturbed field between Indian Canyon Truck Road and Horsethief Canyon Road exits. 367 Comment
  RSA0106706  Cryptantha maritima Duncan S. Bell, Amanda Turek 2010-4-9 756 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  SEINET2042094 Image available Cryptantha maritima A. C. Sanders 2001-4-8 23987 Riverside (Desert Hot Springs Quad 7.5') Coachella Valley, Desert Hot Springs, N of intersection of Pierson Blvd. And Atlantic Ave, N of flood control ditch. 348 Comment
  UCR213258  Cryptantha maritima A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37451 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
  UCR38249  Cryptantha maritima J. M. Stewart 1985-2-24 8501 Riverside Sonoran (Colorado) Desert, Coachella Valley, south of Pushawalla Palms Oasis, Indio Hills Comment
  SEINET3004920  Cryptantha microstachys G. Rink 2010-10-3 10338 Riverside Plains east of the McCoy Mtns., north of Blythe 152 Comment
  UC1929303  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Perris/Elsinore Basin; Hills to the W of I-215 and S of Scott Rd. Comment
  UCR263467  Cryptantha microstachys A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35583 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, above mapped spring 1524 Comment
  UCR79268  Cryptantha microstachys Steve Boyd, T. S. Ross 1992-5-5 7239 Riverside Southern Santa Ana Mtns, San Mateo Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail 732 Comment
  RSA33566  Cryptantha muricata N. C. Cooper 1944-3-24 1026 Riverside Banning. 701 Comment
  UCR178315  Cryptantha muricata T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 629 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  RSA617204  Cryptantha nevadensis L. C. Wheeler 1953-3-31 7037 Riverside Near Mountaineer Mine. Comment
  JOTR28811  Cryptantha pterocarya La Doux, Tasha, Bill Truesdell 2004-3-11 1079 Riverside Joshua Tree National Park. Pinto Basin; Sand Hills 530 Comment
  RSA0125985  Cryptantha pterocarya var. cycloptera Duncan S. Bell 2016-3-4 8811 Riverside Orocopia Mountains; northeast section of the range, in the hills to the west of Red Cloud Wash. 487 Comment
  UCR241530  Cryptantha pterocarya var. cycloptera A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40634 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR41610  Cryptantha pterocarya var. cycloptera A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6119 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA0079106  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2011-4-7 2183 Riverside The east side of the Arica mountains; approximately 1.2 air miles north of Priests Well. or approximately 4.5 air miles southwest of the ghost town of Rice. 308 Comment
  RSA18946  Cryptantha racemosa Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 9575 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  RSA79623  Cryptantha utahensis F. W. Peirson 1919-4-13 1025 Riverside Murray Canyon, Palm Springs region. Comment
  SD134490  Cryptantha utahensis Craig Reiser 1992-4-11 Riverside Palms to Pines Highway, rocky desert slope overlooking Desert Bighorn Institute Comment
  UCR16097  Cryptantha utahensis Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Box Canyon Road, 1 mi. north of Painted Canyon Road and 5 mi. north of Mecca. Comment
  UCR231775  Cuscuta californica John F. Green 2008-4-23 08- 19 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  SEINET13276696 Image available Cuscuta californica var. papillosa Mitch Provance 2012-1 712 -05 Riverside Colorado Desert: Thousand Palms Canyon Road, +-2/3 of the way up into the canyon. (Myoma 7.5' Q.) 140 Comment
  UC1540437  Cuscuta denticulata Carl B. Wolf 1932-10-11 4282 Riverside Morongo Wash; at the Bernardino County line 731 Comment
  UCR182506  Cuscuta salina Mitch Provance 2005-5-17 6562 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
  RSA0119883  Cynodon dactylon Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9077 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  UCR100174  Cyperus eragrostis Scott D. White, S. Ogg 1994-10-17 2490 Riverside SW Perris Basin, Temecula: Murrieta Creek channel directly west of Cherry Street 311 Comment
  UCD141207  Cyperus niger Scott D. White; Angelina Carey 2004-9-16 10759 Riverside San Jacinto Mountain: Indian Creek watershed, above confluence with San Jacinto Rover. 579 Comment
  RSA314474  Cyperus squarrosus Robert F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55379 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  SEINET13203147 Image available Cyperus squarrosus T. B. Salvato, Melissa Clemons 2005-1 1420 Riverside Peninsular Range: Gavilan Hills, c. 0.75 mile south-southeast of Stelle Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore (Lake Elsinore 7.5' Q.) 579 Comment
  JEPS35182  Cystopteris fragilis Carl V. Meyer 1928-7-26 535 Riverside Deer Springs; San Jacinto Mt. 2651 Comment
  RSA482015  Cystopteris fragilis Richard Noyes, L. Arnseth 1988-9-10 726 Riverside San Jacinto Mountains. Northeast section of Little Tahquitz Valley, 2 air miles northeast of Tahquitz Peak. 2378 Comment
  RSA680162  Cystopteris fragilis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8626 B Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  SEINET10486030  Dalea emoryi David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2879 Riverside Pushawalla canyon, indio hills. In dry wash. Comment
  RSA517838  Dalea mollis Steve Boyd, Orlando Mistretta 1986-3-13 1468 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA779806  Dalea mollis Duncan S. Bell 2009-3-9 105 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  SBBG68019  Dalea mollis unknown 1893-1 Riverside Agua Caliente [Palm Springs] Comment
Read comments Jul 16 2010
  CLARK-A1703-1205  Dalea mollissima Charlotte Stocks 1962-5-12 Riverside Rancho Mirage Comment
  RSA480074  Dalea mollissima Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2167 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  CLARK-A1528-2775  Dalea spinosa John C. Roos 1947-2-15 3233 Riverside Eagle Mountains Comment
  SD132345  Datisca glomerata B. Pitzer, B. L. Phillips 1988-7-1 1480 Riverside Dripping Springs Area: S of Vail Lake, N of Hwy 79, between Kolb and Arroyo Seco Creeks 490 Comment
  SD245349  Datisca glomerata R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49547 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  RSA619540  Daucus pusillus D. L. Banks 1997-5-5 1989 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UC1608212  Daucus pusillus Tim Ross and Steve Boyd 1992-6-10 7635 Riverside about Potrero Escondido- an isolated area topping ridge system due w. of junction of Tenaja Rd. (7S01) and Los Alamos Rd. (7S04) San Mateo Canyon (at confluence of Los Alam...); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area, S 670 Comment
  UCR152646  Daucus pusillus A. C. Sanders 2005-4-22 29583 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  CAS-BOT-BC293824  Deinandra fasciculata R. F. Hoover 1968-6-6 11151 Riverside 1 mile east of Perris Comment
  SD181707  Deinandra fasciculata Scott D. White 2000-5-30 7972 Riverside 1.0 mile southeast of the I-15/El Cerrito Road junction adjacent to new housing construction. 334 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
  UC68894  Deinandra kelloggii H. M. Hall 1905-5-1 6239 Riverside vicinity of Riverside 365 Comment
  SD236199  Deinandra mohavensis Marsia Narog, Mark Parlow 2008-8-13 Riverside Peninsular Range; San Jacinto Mtns.: Poppet Flats, NW of Poppet Flats Road, west intersection of Ellis Dr. and Fox Dr. 1086 Comment
  CAS-BOT-BC414250  Deinandra paniculata R. E. Riefner, Jr. 2014-8-27 14 -305 Riverside City of Riverside, Moreno Valley, Box Springs Blvd. ca. 0.3 mi N of Eastridge Ave., W of 215-Freeway 482 Comment
  CAS-BOT-BC534057  Deinandra paniculata D. E. Bramlet; Bill Wagner 2009-10-19 4403 Riverside Peninsular Range: Riverside, Sycamore Canyon Reserve, c. 0.75 km N of Allesandro Blvd., W of Sycamore Canyon Blvd, along dirt pole line road 470 Comment
  UCR266425  Deinandra paniculata D. E. Bramlet, Bill Wagner 2009-10-19 4402 Riverside Peninsular Range, Riverside, Sycamore Canyon Reserve, c. 0.5 km north of Allesandro Blvd., west of Sycamore Canyon Blvd., along dirt pole line road 495 Comment
  SDSU10031  Delphinium cardinale Thomas Zink 1971-7-1 Riverside Along a side road off Indian Canyon Rd. in Temescal Canyon. 305 Comment
  RSA79175  Delphinium parishii P. A. Munz, Percy C. Everett 1952-5-2 16240 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  CAS-BOT-BC7990  Delphinium parishii subsp. parishii Ynez Whilton Winblad 1937-4-19 S.N. Riverside Near Palm Springs Comment
  JOTR34068  Delphinium parishii subsp. parishii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2965 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  RSA0018985  Delphinium parishii subsp. parishii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10473 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
  UC9216  Delphinium parryi A. J. McClatchie April 1892 30 Riverside near Elsinore Comment
  UC855078  Dendromecon rigida I. W. Clokey and E. G. Anderson 1935-8-21 6638 Riverside w Black Mountain (along road) 1500 Comment
Read comments Nov 20 2010
  POM14899  Dendromecon rigida subsp. rigida Mary F. Spencer 1922-4-23 1923 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
Read comments Mar 13 2011
  RSA336172  Deschampsia danthonioides R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 52003 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  UCR24985  Deschampsia elongata A. C. Sanders 1980-8-23 1762 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  JEPS10814  Descurainia obtusa subsp. adenophora H. M. Hall Jun 1901 2152 Riverside Vandeventer Flat; San Jacinto Mountains 1371 Comment
  RSA171373  Descurainia pinnata J. Olmstead 1962-5-3 3535 Riverside Above old Santa Rosa Indian Village, SW side of Santa Rosa Mt. 1905 Comment
  UCR201645  Descurainia pinnata Scott D. White, Justin M. Wood 2008-6-5 12060 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  UCR264604  Descurainia pinnata Mitch Provance 2012-6-19 196- 11 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  JOTR33724  Descurainia pinnata subsp. glabra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2725 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy pediment/bajada surrounding granitic outcrops near Stirrup Tank parking lot (Stop 1) Comment
  RSA652531  Dicentra chrysantha R. Garner 1974-7-1 s.n. Riverside San Jacinto Mts. Comment
  SBBG34737  Dicoria canescens T. L. Secrest 1950-3-12 Riverside near Indio Comment
  RSA596538  Digitaria sanguinalis D. L. Banks, Lauren Raz 1996-8-29 1135 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; Along Los Caballos Road, approximately 0.5 m S of Hwy. 79, 100 m N of the Golf Course access road;, along the E side of the road under the drip irrigation line to a vineyard. 399 Comment
  CAS-BOT-BC291029  Dimorphotheca sinuata D. E. Breedlove 1962-3-11 1897 Riverside San Jacinto River, 6.2 miles southeast of State 79, on State 74, in Hemet 579 Comment
  SEINET3243833  Diospyros virginiana A. C. Sanders, John Goodman 1999-1 22903 Riverside San Bernardino Mtns.: Mill Creek Canyon, on S side of Hwy 38, 1.2 mi. above Mountain Home Creek at Mtn. Home Village. 1231 Comment
  SEINET8245386  Diplacus fremontii Wesley Griesel 1962-6-26 Riverside Dark Canyon, San Jacinto Mts. 1920 Comment
  RSA0018426  Diplacus longiflorus var. calycinus C. W. Tilforth, Walter Wisura 1979-8-8 1897 Riverside Highway 243 at turn-off to Poppet Flat, south of Banning. 1189 Comment
  RSA500150  Distichlis spicata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3651 C Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  UC110733 Image available Ditaxis californica H. M. Hall 1905-4-1 5796 Riverside 7 mi w Coachella; Marshall Canyon; 7 miles W of Coachella, Marshall Canon, Colorado Desert, Riverside Co. 30 Comment
  POM122228  Ditaxis lanceolata Theodore Labochere 1915-04 204 Riverside Borders on the Colorado Desert along the easterly base of San Jacinto Mountain, not far from Palm Springs; near the mouth of Chino Canyon. Comment
  RSA776962  Ditaxis lanceolata Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 912 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR114113  Ditaxis lanceolata B. G. Pitzer, J. Ross 1998-3-8 3609 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCR279490  Ditaxis neomexicana A. C. Sanders, Jim Malusa 2017-3-25 43007 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  HSC101274  Dithyrea californica Jim Andre 2012-3-19 21349 Riverside Chuckwalla Valley; along Hwy 177, 8.6 mi. NE of Jct with I-10. 152 Comment
  RSA510057  Dithyrea californica B. Pitzer, Steve Myers, J. Wilkinson 1988-2-21 598 Riverside S end of Coxcomb Mtns, 0.2 mi. N of Hwy 177 (Old Desert Center - Rice Road), 10.6 mi. NE of Desert Center. 229 Comment
  UC68544  Dithyrea californica H. M. Hall Apr 1905 5950 Riverside McCoy Wash Colorado Desert 91 Comment
  UCD77605  Dithyrea californica Robert E. Preston 1997-11-11 1065 Riverside East edge of Palo Verde Mesa 99 Comment
  OBI69423  Dodecahema leptoceras L. LaPre 1988-1 Riverside Comment
  SBBG122756  Dodecahema leptoceras A. Parikh 1990-5-12 167 Riverside Arroyo Seco, S of Dripping Springs Cmpgrd, 1 km S of Hwy 79, 2.8 km E of Woodchuck Rd 494 Comment
Read comments Apr 29 2011
  SD154066  Dodecahema leptoceras Fred Sproul June 1999 Riverside San Jacinto Wash in Valle Vista, east of Hemet, at gaging station. Observed over several acres both north and south of the San Jacinto River. This collection from population a marked on the enclosed map, north of river. Comment
  UC456194  Dodecatheon alpinum I. J. Condit 1910-6-21 Riverside Tahquitz Camp San Jacinto Mts., Tahquitz Camp 2438 Comment
  RSA461476  Dodecatheon alpinum subsp. majus M. B. Dunkle 1933-7-22 3754 Riverside Tahquitz Valley. 2317 Comment
  UCR216393  Dodecatheon clevelandii Mike Bell 2008-3-30 021 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  RSA757458  Downingia cuspidata R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55199 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de Colorado 625 Comment
  UC219245  Downingia cuspidata P. A. Munz 1922-4-29 5093 Riverside 0.5 mi s Lake Elsinore 381 Comment
  CAS-BOT-BC41630  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  UCR65289  Draba cuneifolia Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3867 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  CAS-BOT-BC159630  Drymocallis glandulosa var. glandulosa Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  UC12542  Drymocallis glandulosa var. viscida H. M. Hall July 1901 2546 Riverside along tributary of Snow Creek , trib of Snow Creek (n side San Jacinto Mountains) 1524 Comment
Read comments Nov 27 2011
  RSA783269  Dryopteris arguta J. D. Olmsted 1959-4-23 460 Riverside Spring Trail at Beacon Pines Ranch; 9 miles SW of Corona. 732 Comment
  SEINET960008  Dudleya multicaulis Steve Boyd 1986-1 1838 Riverside Temescal Canyon: Terrace escarpment between Horsetheif wash and Indian Truck Trail, south of I-15 Comment
  CLARK-A1656-641  Dudleya saxosa Kay Trenholme 1978-5-5 Riverside Snow Creek 381 Comment
  CAS-BOT-BC109603  Dudleya saxosa subsp. aloides Reid Moran 1947-5-10 2181 Riverside Palms-to-Pines highway 1 mile east of Santa Rosa Summit. 1371 Comment
  SEINET10478675  Echinocactus polycephalus Billy Joe Cox 1976-1-7 Cox 4228 Riverside Palo verde, 1-3 km w, creosote desert scrub, sandy and gravelly entisols. 70 Comment
  SEINET5497495 Image available Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17354 .4 Riverside along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain 1420 Comment
  OBI37469  Elatine californica Robert F. Thorne, M. Z. Thorne and W. Wisura 1978-5-21 51987 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA234019  Elatine chilensis R. F. Thorne, E. W. Lathrop 1969-5-12 37939 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  SEINET3910445  Eleocharis acicularis Faulkner 1978-3-21 354 Riverside 9 miles No. of Blythe Highway 95.; 0 152 Comment
  RSA740936  Eleocharis bella Scott D. White, Justin M. Wood 2008-7-9 12438 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  JEPS19436  Eleocharis geniculata W. L. Jepson 1914-5-22 6043 Riverside Thousand Palms Canyon Colorado Desert Comment
  SD144140  Eleocharis geniculata A. C. Sanders, S. White & C. L. Sanders 1994-10-9 15815 Riverside San Bernardino Mountains: Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell 550 Comment
  SDSU13554  Eleocharis montevidensis W. Miller 1972-7-20 Riverside Comment
  RSA743553  Eleusine coracana subsp. africana R. E. Riefner 2003-12-20 3 -548 Riverside Near Jurupa, Hellman Ave. at Pine Ave. 195 Comment
  RSA249850  Elymus elymoides R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38108 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon 1677 Comment
  RSA396460  Elymus elymoides Walter Wisura 1987-5-21 4163 Riverside 10.9 miles from Highway 74 going S along forestry road 5S15; S of summit of Thomas Mountain. Comment
  UCR201448  Elymus elymoides Scott D. White, Justin M. Wood 2008-6-5 12066 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  NY43125  Emmenanthe penduliflora J. B. Walker 1995-5-4 1415 Riverside San Bernardino National Forest, Hwy 74, 3km E of junction with Santa Rosa Mtn Rd 1400 Comment
  RSA401451A  Emmenanthe penduliflora Ora M. Clark 1929-3-16 1722 Riverside N. of Whitewater. Comment
  RSA697749  Emmenanthe penduliflora J. R. Bruff 1928-2-2 95 Riverside Canon wash, 1 mi. W. of Morongo. Comment
Read comments Oct 23 2011
  UCR174128  Emmenanthe penduliflora A. C. Sanders, T. B. Salvato 2006-6-2 33086 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  RSA613867  Emmenanthe penduliflora B. Pitzer 1997-4-11 3116 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. Approx. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM Nelson) 610 Comment
  POM356675  Encelia actoni Norman C. Cooper 1944-5-6 1195 Riverside Banning. 701 Comment
  RSA781834  Encelia actoni Michael Wall 2011-8-5 609 Riverside Bautista Creek off Bautista Canyon Rd. ca. 6.5 miles SE of jct. with Fairview Ave. 749 Comment
  UC665545  Encelia actoni Annie M. Alexander and Louise Kellogg 1941-5-18 2197 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains, Cottonwood Spring 1021 Comment
  UCR183175  Encelia californica Mitch Provance 2003-5-5 4413 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR23306  Encelia californica John C. Roos 1952-4-16 5557 Riverside Box Springs Mountains, Pigeon Pass 457 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
  UCD19707  Encelia farinosa Donald W. Kyhos 1963-4-3 63 -6 Riverside East of junction of Mockingbird Canyon Rd. on Van Buren Blvd. in Arlington. Comment
  UCD19708  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of junction of Hwy 78 and Hwy 60-70 near Blythe. Comment
  POM356685  Encelia farinosa var. farinosa L. E. Hoffman 1933-2-18 s.n. Riverside Above Garnet, Coachella Valley Comment
  JOTR34056  Encelia virginensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2954 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  RSA799082  Ephedra aspera Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6879 Riverside South side of Joshua Tree National Park, Cottonwood Spring 915 Comment
  SEINET3866898  Ephedra aspera Sears 1977-10-12 S 578 Riverside Corn Spring, Desert Plam Oasis, permanent flowing spring, in wash area up in the mountain slopes of the Chuckwalla Mountains.; 0 549 Comment
  RSA796330  Ephedra californica Duncan S. Bell 2009-4-19 275 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  SBBG22847  Ephedra californica D. Myrick 1965-3-4 1077 Riverside Palms to Pines Hwy (St Hwy 74) 914 Comment
  UCR133659  Ephedra californica Chet McGaugh 2004-2-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, northern Palm Springs, near the Whitewater River channel, NW corner of Sunrise Way and San Rafael 171 Comment
  CAS-BOT-BC81683  Ephedra fasciculata Ivan Johnston 1917-4-4 1048 Riverside Palm Canyon 457 Comment
  RSA0124029  Ephedra nevadensis Duncan S. Bell, LeRoy Gross 2016-3-10 8888 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  UC813690  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon Cottonwood Canyon (ca 100 yds e of Spring in sandy wash) Comment
  CAS-BOT-BC81872  Ephedra trifurca Philip A. Munz 1941-4-5 16693 Riverside sand dunes southeast of Iron Mts. Comment
  RSA588601  Epilobium canum subsp. canum D. L. Banks, Steve D. Boyd 1995-10-17 812 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
  CAS-BOT-BC171724  Epilobium canum subsp. latifolium John Thomas Howell 1927-8-2 2933 Riverside Top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  UCR159254  Epilobium ciliatum A. C. Sanders, Kelly Volansky 2005-8-31 31580 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR22004  Epilobium ciliatum Steve Boyd 1980-9-8 344 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA180478  Epilobium ciliatum subsp. ciliatum E. W. Lathrop 1960-5-27 5231 Riverside 6 miles west of Murrieta. Comment
  CLARK-A1528-3378  Epipactis gigantea John C. Roos 1948-5-29 3870 Riverside Whitewater Canyon Comment
  SBBG28899  Epipactis gigantea N. C. Cooper 1944-4-8 1062 Riverside Andreas Cyn 365 Comment
  UCD138937  Epipactis gigantea C. V. Meyer 1927-6-1 213 Riverside Half-way House, Lydyllwild Grade, Mt. San Jacinto. 1066 Comment
Read comments Mar 21 2014
  UCR236672  Eragrostis Fred M. Roberts, Michelle Balk 2006-8-24 6403 Riverside Upper San Jacinto Valley, Hemet, south side of Esplanade Rd. near intersection with Alabaster Rd., 0.3 km E of junction with Warren Rd. 452 Comment
  UCR139981  Eragrostis pectinacea var. pectinacea A. C. Sanders 2004-8-10 28767 Riverside Perris-Aguanga Region, 3 miles ENE of Perris, new nursery growing grounds west of Menifee Rd. (=Pozos Av.) & south of Nuevo Rd., between San Jacinto River and Nuevo 433 Comment
  RSA432730  Eremalche rotundifolia Anstruther Davidson 1930-5-27 s.n. Riverside 50 miles East of Colorado Desert Comment
  UCR148481  Eremalche rotundifolia John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  SBBG63720  Eremocarya micrantha M. N. Ackley -Feb-1926 38 Riverside near Edom 64 Comment
  RSA0103567  Eremogone macradenia Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8590 Riverside Santa Rosa Mountains; collecting on forested slope between forest service road and the summit of Santa Rosa Mountain. 2324 Comment
  JOTR35043  Eremothera boothii subsp. condensata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3496 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
  CAS-BOT-BC160222  Eremothera boothii subsp. desertorum N. Aitkenhead 1977-2-2 2178 Riverside ~1 mi. from junction of J.T. Mon Rd & pipeline Comment
  UC217952  Eremothera chamaenerioides P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4853 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 426 Comment
  JOTR36442  Eremothera refracta La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3412 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA0043061  Eremothera refracta Jim Andre 2014-1-27 26664 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UCR60934  Eriastrum densifolium subsp. densifolium Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3651 A Riverside Butterfield Valley, Vail Lake area, Temecula Creek, SE of the lake, just north of Hwy 79 488 Comment
  UC23521  Eriastrum densifolium subsp. sanctorum H. M. Hall 1895-7-4 173 Riverside above Riverside; Santa Ana River, Spanishtown crossing Comment
  UCR233935  Eriastrum harwoodii Duncan S. Bell 2010-5-1 911 Riverside Sonoran (Colorado) Desert, Arica Mountains, NW of mountain range, c. 6.5 air miles SW of Rice and c. 5 air mi. NW of Priests Well 339 Comment
  RSA0120673  Eriastrum harwoodii E. C. Jaeger 1939-4-2 s.n. Riverside Mission Creek, Colorado Desert. Comment
  SBBG5826  Eriastrum sapphirinum H. and M. Dearing 1940-6-8 4354 Riverside Palms to Pines Hwy, W of Ribbonwood Comment
  UC133930  Eriastrum sapphirinum Charlotte M. Wilder 1903-6-4 45 Riverside near Riverside; Wilder's Comment
  UC449833  Eriastrum sapphirinum I. J. Condit May 1926 Riverside Rubidoux Comment
  RSA0043247  Eriastrum sapphirinum subsp. dasyanthum Duncan S. Bell, J. D. England 2010-5-27 1124 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.8 air mile southeast of junction of Highway 74 and forest service road 5S15. 768 Comment
  RSA0122963  Eriastrum sapphirinum subsp. sapphirinum LeRoy Gross, Duncan S. Bell 2008-9-16 3581 Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 Comment
  CAS-BOT-BC515042  Eriastrum sapphirinum subsp. sapphirinum G. B. Grant 1901-8-1 11989 Riverside San Jacinto Mts., Strawberry Valley Comment
  RSA1786  Ericameria linearifolia C. B. Wolf 1931-5-11 1951 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains 1677 Comment
Read comments Mar 24 2011
  RSA500085  Ericameria linearifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3227 Riverside Vail Lake area: Between Kolb Creek and Temecula Creek, forming peninsula at SW end of lake. Comment
  SD84904  Ericameria linearifolia Nancy Ryan Zabriskie, Walter Zabriskie 1972-3-30 491 Riverside West of Sugarloaf Mountain along Carrizo Road. 1220 Comment
  RSA249473  Ericameria parishii John F. Emmel 1972-8-20 409 Riverside Firebreak on Chalk Hill, just S of Idyllwild, San Jacinto Mts. 1616 Comment
  UCR106917  Ericameria pinifolia D. L. Banks, L. Raz 1996-11-5 1155 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, south of San Gabriel Church; along a newly established firebreak along a NW-SE running ridgeline, near the water tank in section 34 421 Comment
  UCR9133  Ericameria pinifolia Frank C. Vasek 1969-10-14 s.n. Riverside Box Springs Mtns, on an imaginary line c. 1/2 way between the terminus of Pennsylvania Ave. (now Martin Luther King Blvd, 2000) & the radio transmission towers Comment
  UCR160054  Erigeron breweri Steve Boyd, Valerie Soza 2004-6-22 11538 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  POM357418  Erigeron breweri var. jacinteus Robert Kessler 1920-1 17053 Riverside San Jacinto Mts. Comment
  RSA19448  Erigeron foliosus I. W. Clokey 1935-8-21 6961 Riverside E of Keen Post Office 1350 Comment
  RSA525419  Erigeron foliosus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4527 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  IRVC27397  Erigeron foliosus var. foliosus A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15776 Riverside N slope of the mtns: nameless tributary to Azalea Creek, ca. 1 mi. due S of the Twin Pines Ranch buildings. San Jacinto Mtns 1128 Comment
  POM14970  Erigeron foliosus var. foliosus Mary F. Spencer 1922-6-29 1274 Riverside Brooks Camp, San Jacinto Mt. 1219 Comment
  UC63037  Erigeron foliosus var. foliosus H. M. Hall 1899-5-1 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  UCR16872  Erigeron foliosus var. foliosus Kirk Taylor 1976-5-23 76-5-23- 12 Riverside Peninsular Range, Mesa de Colorado, 7 mi west of Murrieta on Tenaja Rd 549 Comment
  UCR225682  Erigeron foliosus var. foliosus Steve Boyd, Valerie Soza 2004-6-22 11548 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
  UCR3717  Erigeron foliosus var. foliosus Frank C. Vasek 1964-7-25 640725- 21 Riverside San Jacinto Mtns, road out of Dark Canyon 1829 Comment
  SEINET4344746  Eriodictyon crassifolium I. W. Clokey, E. G. Anderson 1935-4-16 6834 Riverside East of Hemet 600 Comment
  UCR140621  Eriodictyon crassifolium var. crassifolium Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 8- 57 Riverside San Jacinto Mtns, San Bernardino National Forest, Hwy 74 near Cranston Guard Station, 10 miles east of Hemet, Site L8 581 Comment
  UCR17809  Eriodictyon crassifolium var. crassifolium O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  CAS-BOT-BC222695  Eriodictyon trichocalyx J. Ewan 1930-4-17 2208 Riverside 2 miles north of Whitewater R.R. Station 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
  RSA519152  Eriogonum Scott D. White 1990-10-2 s.n. Riverside Vail Lake area: Hwy 79, immediately W of Dripping Springs Guard Station. 488 Comment
  CAS-BOT-BC248623  Eriogonum apiculatum Ralph Hoffmann 1929-9-5 s.n. Riverside Strawberry Valley, San Jacinto Mts. 2133 Comment
  RSA65229  Eriogonum apiculatum P. A. Munz 1937-5-30 15110 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA698422  Eriogonum apiculatum J. R. Bruff 1934-6-19 539 Riverside Palms and Pines Hwy. Comment
  SBBG36970  Eriogonum apiculatum R. Hoffmann 1929-9-10 Riverside Tahquitz Mtn 2286 Comment
  SDSU5921  Eriogonum apiculatum F. Youngberg 1933-8-26 Riverside Idyllwild, San Jacinto Mts. Comment
  UCR140902  Eriogonum baileyi var. baileyi Virginia Moran 2003-9-1 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  POM306135  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1326 Riverside Santa Rosa Mountains. Comment
  RSA593376  Eriogonum davidsonii Scott D. White 1996-7-23 4356 Riverside Pinyon Flat Area: N of Hwy 74, ca. 10 road miles E of jct. w/Hwy 371. W facing slope of Sugarloaf Mtn. and adjacent valley. 1250 Comment
  UC64500  Eriogonum davidsonii H. M. Hall May, 1899 Riverside Coyote Canyon El Toro Mt., Coyote Canyon Comment
  UCR240620  Eriogonum davidsonii Tracy Tennant, Mitch Provance 1998-6-16 MOR- 432 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  JEPS35731  Eriogonum deflexum var. deflexum Marjorie D. Clary 1932-5-8 1093 Riverside Beal to Wiley Well; Colorado Desert, Chocolate Mts. 152 Comment
  SDSU13041  Eriogonum elongatum var. elongatum James C. Dice, J. D. Tenhunen 1987-9-9 722 Riverside Ca. 1.6 km NNW of Royal Oak Ranch, T8S, R3W, northwest 1/4 of northwest 1/4 of section 35. 378 Comment
  RSA784656  Eriogonum fasciculatum var. foliolosum Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 62 Riverside Temescal Canyon road, exit Indian Truck Trail from Hwy 5, southern coast of Corona lake, dry flood-plain. Comment
  UC85799  Eriogonum fasciculatum var. foliolosum J. W. Toumey 1894-9-27 Riverside Banning Comment
Read comments Mar 13 2011
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  SEINET10624394  Eriogonum fasciculatum var. polifolium Greg Gust, Leith Nye 2005-3-11 Gust 543 Riverside Lake Elsinore City Limits. Hwy 74 ca. 2 mile W of Lake Elsinore on hill slope pullout. 691 Comment
  RSA0106806  Eriogonum gracile Jeremiah George 2012-5-17 s.n. Riverside Beaumont Bench, north slope facing San Timoteo Creek, north of Hwy 60 and south of Oak Valley Parkway, E of Potrero Blvd. 747 Comment
  UCR154460  Eriogonum gracile Jason L. Hlebakos 2005-5-30 801 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  RSA66027  Eriogonum gracile var. gracile F. W. Peirson 1922-12-26 3334 Riverside Cabazon, W edge of Colorado Desert. Comment
Read comments Mar 13 2011
  UCR21845  Eriogonum gracile var. gracile Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  SEINET9037370 Image available Eriogonum gracile var. gracile M. Wall 2003-9-6 344 Riverside Peninsular Ranges; Perris-Aguanga Basion region; 540 Comment
  RSA735613  Eriogonum gracile var. incultum LeRoy Gross, Duncan S. Bell 2008-9-16 3576 -b Riverside Garner Valley. West side of, and close to Highway 74. Around 1/4 mile north from Ramona trailhead parking area. 1365 Comment
  SEINET3289845 Image available Eriogonum gracile var. incultum M. W. Denslow, Firoozeh Navid- Ara; Valeria Soza 2003-7-16 1456 Riverside Peninsular Ranges; San Jacinto Mountains Region: Santa Rosa Mountains, at junction of Road 7S02 and 74, just west of Rarick Spring 1479 Comment
  UC597631  Eriogonum inflatum var. deflatum Philip A. Munz 1937-5-29 15145 Riverside Dead Indian Creek, n base Santa Rosa Mts. Santa Rosa Mts., Dead Indian Creek 457 Comment
  RSA27986  Eriogonum inflatum var. inflatum C. L. Hitchcock 1940-4-3 5928 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  RSA78727  Eriogonum maculatum P. A. Munz 1952-4-15 17344 Riverside Wash ca. 3 mi. west of Monument Peak, Joshua Tree National Monument 1128 Comment
  CAS-BOT-BC270953  Eriogonum molestum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  LA206958  Eriogonum nudum var. pauciflorum Louis C. Wheeler; 1931-10-4 219 Riverside San Jacinto Mountains, Hemet-Idyllwild Road Comment
  RSA0099999  Eriogonum nudum var. pauciflorum Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8570 Riverside Santa Rosa Mountains; along Forest Service Road 7S02, approx. 0.7 air mile west of the summit of Santa Rosa Mountain. 2233 Comment
  RSA0080082  Eriogonum parishii Robin L. Kobaly 1977-8-26 s.n. Riverside Along Hwy. 243, east of Lawler Lodge (Lawler County Park). San Jacinto Mtns. Comment
  RSA38411  Eriogonum plumatella P. A. Munz 1946-10-20 11595 Riverside Near Ellen M. Mine, Joshua Tree National Monument. 1296 Comment
  RSA0127853  Eriogonum reniforme G. Rink 2013-3-29 11917 Riverside About twelve miles west of Blythe, along the T-line for the proposed Quartzite solar power plant. Comment
  CAS-BOT-BC263508  Eriogonum thomasii Frank W. Peirson 1927-4-12 7171 Riverside Foot of canyon, Painted Canyon Comment
  CAS-BOT-BC263509  Eriogonum thomasii E. A. McGregor 1917-3-18 790 Riverside 4 mi. up Painted Canyon Comment
  CAS-BOT-BC263514  Eriogonum thomasii L. R. Abrams 1926-3-27 11120 Riverside Near Whitewater Comment
  UCR165820  Eriogonum thomasii John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR196356  Eriogonum thomasii Naomi Fraga, Lisa Rojas 2005-2-10 1354 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  JEPS56246  Eriogonum thurberi J. Ewan 1930-4-17 2201 Riverside between S.P. Railroad and Snow Creek Comment
  SD256782  Eriogonum trichopes J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24384 Riverside West Riverside Mountains, at base of NW corner of range where sand ramps run up against granitic bouldery slopes, ca. 10 miles SW of Vidal Jct,3.0 miles south of Grommet RR crossing at Highway 62. 363 Comment
  UC219150  Eriogonum trichopes P. A. Munz, R. D. Harwood 1920-4-4 3528 Riverside pass s Palm Springs 152 Comment
  POM263559  Eriogonum wrightii var. membranaceum J. C. Roos 1937-8-17 360 Riverside Near Idyllwild, San Jacinto Mountains. Comment
  RSA65010  Eriogonum wrightii var. nodosum F. W. Peirson 1922-12-27 3333 Riverside Andreas Canyon, east base of San Jacinto Mountains 610 Comment
  CAS-BOT-BC261930  Eriogonum wrightii var. subscaposum S. B. Parish; W. F. Parish 1880-8-1 595 Riverside San Jacinto Mts Comment
  POM10255  Eriophyllum ambiguum var. paleaceum Charlotte M. Wilder 1907-04 s.n. Riverside Andreas Canyon, near Palm Springs Comment
Read comments Mar 12 2011
  RSA182342  Eriophyllum ambiguum var. paleaceum J. D. Olmsted 1962-5-1 3432 Riverside W slope below Falls Plateau, Snow Canyon N of Mt. San Jacinto. 793 Comment
  SD63343  Eriophyllum confertiflorum Walter Bertsch 1957-6-29 956 Riverside Desert slope of Toro Peak, Santa Rosa Mountains 2440 Comment
  UCR137355  Eriophyllum confertiflorum John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR268283  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2012-6-15 30509 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  POM13860  Eriophyllum multicaule P. A. Munz 1922-4-29 5080 Riverside Sedco Station, Temescal Canyon Comment
  RSA772135  Eriophyllum wallacei Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4979 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm). 750 Comment
  UC729661  Eriophyllum wallacei Carl B. Wolf 1932-5-25 3671 Riverside 1 mi below Fish Hatchery (base of San Jacinto Mts., Snow Creek Canyon); San Jacinto Mts., Snow Creek Canyon 396 Comment
  SD133077  Erodium cicutarium Scott White 1991-3-22 Riverside Los Alamos Road, ca. 2.0 miles west of I-215 exit. 366 Comment
  UCR279360  Erodium cicutarium A. C. Sanders, Jim Malusa 2017-3-24 42977 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 701 Comment
  UCSB54162  Erodium cicutarium McKinley, Gale 1985-3-26 Riverside 100 yards east of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  RSA530205  Erysimum capitatum var. capitatum N. C. Cooper 1945-5-24 1621 Riverside Big Oaks Canyon, Banning. 1219 Comment
  RSA0125298  Eschscholzia androuxii Duncan S. Bell 2016-3-3 8775 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  UCR170131  Eschscholzia californica Jeffrey Ross 1998-6-4 147 H Riverside Upper Santa Ana River/San Bernardino Valley, Ravine at NW corner of Canyon Crest Drive and University Avenue, across from UC Riverside 305 Comment
  POM158460  Eschscholzia californica var. peninsularis P. A. Munz 1927-5-21 10869 Riverside Coahuila. Comment
  CAS-BOT-BC418698  Eschscholzia glyptosperma Anne Constant 1955-3-25 76 Riverside Near Joshua Tree National Monument 914 Comment
  CAS-BOT-BC418699  Eschscholzia glyptosperma N. Aitkenhead 1977-2-2 2189 Riverside ~1 mi. from junction of J.T. Mon Rd & pipeline Comment
  UCR85151  Eschscholzia minutiflora A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16093 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA0011218  Eschscholzia minutiflora Richard Snow 1953-4-5 51 a Riverside Box Canyon. Comment
  RSA0023200  Eschscholzia papastillii Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11272 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  CAS-BOT-BC419647  Eschscholzia parishii Richard Snow 1952-4-14 11 -4 Riverside Road to Morongo Valley, 7.8 miles from junction with Highway 99/60/70 Comment
  RSA4901  Eschscholzia parishii Carl B. Wolf 1932-4-27 3017 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA504969  Eschscholzia parishii D. Charlton 1988-2-18 1152 Riverside Little San Bernardino Mountains. south side of range. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Monument, parallel to I-10. 5 miles E of Junction of Dillon Road and Fargo Canyon Road. 762 Comment
  UCR780  Eschscholzia parishii S. C. Anderson 1957-4-14 s.n. Riverside Santa Rosa Mtns., Deep Canyon, south of Palm Desert. 305 Comment
  SEINET12090191  Eschscholzia parishii T. M. Lane 1975-1 1 Riverside 1 mi N of US Interstate 10 at S entrance of Joshua Tree National Monument on Pinto Basin Road Comment
  UCR260853  Eucrypta chrysanthemifolia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41419 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  POM259685  Eucrypta chrysanthemifolia var. bipinnatifida P. A. Munz 1940-3-23 15715 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  UCR21927  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd 1980-4-8 110 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  JOTR35151  Eucrypta micrantha La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3263 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash (Stop 4) Comment
  POM160093  Eucrypta micrantha E. C. Jaeger 1927-3-23 s.n. Riverside Salt Creek Wash, Colo. Desert 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
  RSA659708  Euonymus occidentalis J. C. Roos 1965-7-3 s.n. Riverside Dark Canyon, San jacinto Mtns. Comment
  RSA152148  Euonymus occidentalis var. parishii Wesley O. Griesel 1962-6-29 s.n. Riverside Dark Canyon; San Jacinto Mountains. Comment
  UCR265821  Euphorbia albomarginata Mitch Provance 2012-5-24 512- 02 B Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 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
  SD229139  Euphorbia lurida Dick Schwenkmeyer 2012-8-7 777 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  SEINET4691939  Euphorbia micromera Duncan S. Bell 2012-1 4175 Riverside Rice Valley; east side of the Arica Mountians; approx 6 air miles southeast of the ghost town of Rice and Approx. 5.5 air miles east of Priests Well 202 Comment
  JEPS51904  Euphorbia palmeri W. L. Jepson and H. M. Hall 1901-5-19 1307 Riverside Strawberry Valley; Mt. San Jacinto Comment
  OBI14400  Euphorbia palmeri Dieter H. Wilken 1965-6-29 375 Riverside Strawberry Meadows, near Idyllwild, San Jacinto Mts 1554 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
  SD119921  Euphorbia polycarpa Louis B. Ziegler 1976-9-20 555 Riverside Colorado Desert, north end around Desert Hot Springs, sandy washes & hillsides 380 Comment
  UCR41338  Euphorbia polycarpa N. M. Fellows 1985-1-5 61 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  RSA524434  Euphorbia spathulata Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4050 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  SD143859  Eustoma exaltatum A. C. Sanders, C. L. Sanders, S. White 1994-10-9 15811 Riverside San Bernardino Mountains:Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell, in wet soil near spring 550 Comment
  UCR101220  Eustoma exaltatum L. C. Wheeler 1955-6-10 7151 Riverside Sonoran (Colorado) Desert, Colorado River at John's Boat Landing Comment
  UCR163890  Eustoma exaltatum B. G. Pitzer 2001-8-19 4345 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  SD187366  Euthamia occidentalis Scott D. White, Angelia Carey 2004-9-16 10758 Riverside Indian Creek watershed, above confluence with San Jacinto river. 579 Comment
  CAS-BOT-BC167373  Fagonia laevis C. L. Hitchcock 1966-3-16 24209 Riverside Along Palms to Pines Hiway, 4 mi. s. of Palm Desert 609 Comment
  LA209843  Fagonia laevis Martha Hilend; 1932-3-25 sn Riverside Chuckawalla Mountains, about 3 mi. above Corn Springs Comment
  SEINET885180  Fagonia laevis T. L. Burgess 1980-1 5800 Riverside Hwy 74, 6.1 miles south of junction with Hwy 111 in Palm Desert. 533 Comment
  UCR277609  Fagonia laevis Aaron C. Sedgwick, Joella Adkins 2012-10-24 147 Riverside Sonoran (Colorado) Desert, Graham Pass Rd. in the Chuckwalla Mtns., c. 1 mile north of Graham Pass 421 Comment
  JOTR31953  Fagonia pachyacantha La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2189 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash 667 Comment
  POM14006  Fagonia pachyacantha Philip A. Munz, D. D. Keck 1922-4-9 4771 Riverside Shaver's Well, near Mecca. Comment
Read comments Apr 24 2011
  UCR152524  Festuca myuros A. C. Sanders 2005-4-22 29612 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR16071  Festuca myuros H. C. Sharma 1976-4-26 760426- 02 Riverside Woodcrest, c. 2 miles from Woodcrest on Firethorn Ave 335 Comment
  UCR171957  Festuca myuros 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
  UCR207376  Festuca myuros O. F. Clarke 2004-2-26 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  UC1930118  Festuca octoflora Scott D. White, Michael Honer 2003-4-4 8938 Riverside TEMESCAL CANYON: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. Comment
  UCR104930  Festuca octoflora A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20640 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR268086  Festuca octoflora var. octoflora Jim Andre 2012-4-11 20680 Riverside Mojave Desert, Joshua Tree National Park, Hidden Tank Picnic Area, 1.4 miles southwest of paved road (Utah trail) to Cottonwood Spring, c. 8 miles south of North Entrance Station, north end of Hexie Mountains 1077 Comment
  UCD170918  Ficus palmata A. C. Sanders; R. E. Riefner Jr. 2009-8-11 37152 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  RSA793593  Filago californica R. F. Thorne 1995-3-29 63036 Riverside White Water Canyon 600 Comment
  UCR103908  Filago californica B. G. Pitzer 1997-4-11 3111 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
  UCR116464  Filago californica A. C. Sanders, T. B. Salvato 2001-3-30 23861 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
  POM9583  Filago californica I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  RSA93680  Filago californica F. W. Peirson 1921-3-22 5277 Riverside Murray Canyon, south side in canyon 457 Comment
  RSA796320  Filago depressa Duncan S. Bell 2009-4-18 197 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  RSA387343  Filago gallica Steve Boyd 1986-5-1 1809 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA615092  Filago gallica D. L. Banks 1997-3-29 1587 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  RSA586503  Filago gallica D. L. Banks, S. D. Boyd 1995-5-9 0334 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  SBBG69367  Fouquieria splendens M. N. Ackley -Feb-1926 359 Riverside Box Cyn 304 Comment
  UC1122141  Fouquieria splendens subsp. splendens H. S. Yates 1936-4-7 5449 Riverside 8 mi n Mecca; Thermal Quad. 457 Comment
  RSA627504  Fragaria vesca Scott D. White 1998-7-31 6944 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  CAS-BOT-BC53341  Frangula californica subsp. cuspidata H. E. McMinn 1925-7-2 1511 Riverside Tahquitz Trail to Tahquitz Peak, San Jacinto Mts. Comment
  SD229246  Frangula californica subsp. cuspidata Dick Schwenkmeyer 2012-4-17 693 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  UCR110402  Frankenia salina A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23185 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1 mile west of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. west of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  CAS-BOT-BC217648  Fraxinus dipetala A. C. Sanders; Mark Elvin; Vipul Joshi 2002-4-26 25032 Riverside West fork of Laborde Canyon near old rocket test facility, The Badlands 621 Comment
  RSA759754  Fraxinus pennsylvanica subsp. velutina A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37153 Riverside Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 320 Comment
  JEPS42940  Fraxinus velutina W. L. Jepson 1901-5-22 14599 Riverside near Van De Venter's; San Jacinto Mts., Palm Canyon Comment
  UC63829  Fraxinus velutina H. M. Hall May 17 1901-Jun 1 1901 1859 Riverside e base San Jacinto Mt. 609 Comment
  RSA24174  Fraxinus velutina var. coriacea Carl B. Wolf 1940-10-30 9758 Riverside San Jacinto Mts, Penrod Canyon, SE of Kenworthy Guard Station. 1524 Comment
Read comments Oct 27 2008
  SD152807  Fraxinus velutina var. velutina Steve Boyd, Tim Ross and Dave 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 confluece with Tenaja Canyon. 366 Comment
  RSA712545  Funastrum cynanchoides var. cynanchoides T. B. Salvato, Kent Beaman 2005-5-16 791 Riverside San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  SEINET3081782 Image available Funastrum cynanchoides var. hartwegii Peggy Merritt PM- 720428 Riverside Canyon running N in hills 1 mi S of Intersec. of Alessandra Blvd and Walnut St., 12 mi W of Riverside 366 Comment
Read comments Aug 25 2013
  RSA458595  Funastrum hirtellum Robert Gustafson 1980-4-3 1515 Riverside Orocopia Mountains, about 15 miles E of Mecca on Box Canyon road, thence about 2 miles S along dirt road 579 Comment
  UCR244894  Funastrum hirtellum Jim Andre 2012-3-19 21374 Riverside Sonoran (Colorado) Desert, Palen Valley along Palen Pass Rd [Coxcomb Monument Rd.] (dirt), 7.1 mi. east of Hwy 177 321 Comment
  RSA775264  Galium Duncan S. Bell 2011-4-8 2207 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  POM13009  Galium andrewsii subsp. andrewsii Philip A. Munz, I. M. Johnston 1922-5-19 5436 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA282792  Galium andrewsii subsp. andrewsii C. W. Tilforth, B. Busenberg 1980-6-10 1983 Riverside Along Thomas Mtn. Rd., west of Hwy 74 andGrown in Botanic Garden from seed collected Aug. 21,1952, by P.A.Munz and E.K.Balls, 1 mi. w. of Fuller Mill Creek, Banning-Idyllwild. south of Lake Hemet. Comment
  UCR132704  Galium angustifolium A. C. Sanders, T. B. Salvato 2004-2-16 27391 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, summit of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 451 Comment
  RSA544390  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1991-6-14 6404 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
  RSA779947  Galium angustifolium subsp. gracillimum Duncan S. Bell, Jennifer Pilapil 2011-5-19 2477 Riverside A small side canyon off of Mission Creek canyon approximately 3.5 air miles up canyon from the junction of Highway 62 and Mission Creek Road; just northwest of gaging station. 795 Comment
  UC729540  Galium angustifolium subsp. gracillimum Carl B. Wolf 1932-5-24 3648 Riverside 1/2 mi below Fish Hatchery (n base of mts); San Jacinto Mts., Snow Creek Canyon 548 Comment
  RSA689703  Galium angustifolium subsp. jacinticum Valerie L. Soza, Naomi S. Fraga, Sarah Swartzentruber 2003-6-25 1696 b Riverside Fuller Mill Creek just N of junction with Dark Canyon. 1494 Comment
  SD229270  Galium angustifolium subsp. jacinticum Dick Schwenkmeyer 2012-8-7 792 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA586143  Galium aparine D. L. Banks, Steve D. Boyd 1995-3-16 105 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 610 Comment
  RSA701501  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot 2004-7-7 1296 Riverside Along Chimeny Flats Road (5S06) near intersection with FS Road 5S24, on the way to Alvin Meadows. 1418 Comment
  UCR147554  Galium californicum subsp. primum Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1285 Riverside Peninsular Range; San Jacinto Mtns., along Red Hill Road (5S10) near Alvin Meadows, SW of Pine Cove 1677 Comment
  UCR174098  Galium porrigens A. C. Sanders 2006-5-19 32468 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
  JEPS52943  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4240 Riverside Poppet Flat San Jacinto Mts. (at Keyes Drive) 1097 Comment
  SDSU14028  Galium porrigens var. porrigens Michael G. Simpson, Kim O'Connor 2000-4-29 2071 Riverside Rocky ridge, ca. 100 feet SSW of Northside field station, Santa Margarita Ecological Reserve (SDSU). 366 Comment
  POM67937  Galium stellatum Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  UCSB45609  Galium stellatum Roos, John 1949-4-6 Riverside Canyon in the Orocopia Mtns. 2 1/2 miles N.E. of Dos Palmas Spring 182 Comment
  RSA748588  Galium stellatum var. eremicum Scott D. White, Justin M. Wood 2009-4-28 12608 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UCR216497  Galium stellatum var. eremicum Jim Andre, T. La Doux 2009-3-10 11235 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCR120903  Gamochaeta pensylvanica A. C. Sanders 2002-3-20 24895 Riverside Sonoran (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
  RSA633319  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38085 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  RSA788879  Gayophytum diffusum subsp. parviflorum Gary D. Wallace 2003-7-8 4045 Riverside Hidden Lake. Comment
  POM305628  Geraea canescens Henry J. Ramsey, Henry J. Ramsey 1937-2-26 871 Riverside Indio. Comment
  POM30737  Geraea canescens Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  RSA198939  Geranium dissectum Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37597 Riverside Santa Rosa Plateu: Rancho California 610 Comment
  RSA717339  Gilia Scott D. White, Michael Honer 2003-4-25 9114 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
  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
  UCR193128  Gilia A. C. Sanders, Tim Thomas 2008-6-20 35536 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  UCR241258  Gilia T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1200 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  JEPS69448  Gilia angelensis Dr. L. M. Newlon 1922-4-3 432 Riverside Andreas Canyon San Jacinto Mts., Andreas Canyon Comment
  RSA495817  Gilia angelensis Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2927 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA645681  Gilia angelensis Scott D. White 1999-5-2 7289 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  RSA659468  Gilia angelensis J. C. Roos 1952-4-23 5578 Riverside 1 year old burn on north side Box Springs Mtns. 457 Comment
  UCR171980  Gilia angelensis John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula; Long Canyon, Southern California Edison right of way, intersection of Southern Cross Road and Agena Street W to Candida Drive 366 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
  UCR165914  Gilia capitata T. B. Salvato, John F. Green 2004-5-27 559 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  JEPS122472  Gilia capitata subsp. abrotanifolia J. M. Andre 2012-6-15 30535 Riverside San Jacinto Mountains; along Highway 243, 10.7 miles south of Interstate 10 (Banning), San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  UC908041  Gilia latifolia Herbert L. Mason 1928-3-10 4203 Riverside Hidden Springs Canyon Coachella Mountains, Hidden Springs Canyon Comment
  UC1138214  Gilia maculata H. Lewis 1952-4-5 Riverside Aqueduct Road 5.2 mi s Garnet; s of Garnet Comment
  RSA0017097  Gilia ochroleuca subsp. exilis Steve Boyd, Dave Bramlet 1991-5-13 6254 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road. 549 Comment
  SD114222  Gilia ochroleuca subsp. exilis Darley F. Howe 1969-5-15 4589 Riverside Near Dripping Springs camp ground. 456 Comment
  RSA0017085  Gilia ochroleuca subsp. exilis Marcus E. Jones 1889-4-20 10311 Riverside San Jacinto. Comment
  SBBG81689  Gilia stellata S. A. Junak 1983-3-23 1643 Riverside Berdoo Cyn Rd, 2.4 mi E of Dillon Rd, Little San Bernardino Mtns 411 Comment
  RSA711040  Glinus lotoides A. C. Sanders, Kelly Volansky 2005-8-31 31591 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., ca 0.5 mi. N of Tenaja Rd. 671 Comment
  POM358720  Gnaphalium Kessler 1921-9-1 s.n. Riverside Mt. San Jacinto. Comment
  CLARK-A1656-742  Gnaphalium bicolor Theo Glenn 1979-2-17 Riverside San Jacinto Mountains Comment
  UCR158716  Gnaphalium californicum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30001 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
  UCR92408  Gnaphalium canescens subsp. microcephalum F. M. Reed 1933-8-13 8010 Riverside South Coast; San Bernardino Valley, Riverside, Fairmont Park 245 Comment
  UCR84613  Gnaphalium luteoalbum Scott D. White, S. Ogg 1994-4-21 1999 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  JEPS20464  Gnaphalium palustre W. L. Jepson 1903-8-7 2292 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  RSA557341  Gnaphalium palustre Julie Greene 1993-5-12 1313 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  UCR138723  Gnaphalium palustre Julie A. Greene 1993-4-17 1194 Riverside Perris Basin, San Jacinto Wildlife Area, west of Davis Rd 433 Comment
  UCR22034  Gnaphalium palustre Steve Boyd 1980-5-11 257 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  UCR84612  Gnaphalium stramineum Scott D. White, S. Ogg 1994-4-21 1997 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR58500  Grindelia camporum Ed LaRue 1989-7-26 s.n. Riverside Santa Ana Mtns.; Santa Rosa Plateau, c. 0.5 mi south of Redonda Mesa, surrounded by El Cerezo Rd; Corona Cala Camino is the E boundary 762 Comment
  RSA0106694  Guillenia lasiophylla Duncan S. Bell, Thomas Stoughton 2010-3-19 562 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2 air miles west of Priest Well. 449 Comment
  RSA85146  Guillenia lasiophylla J. C. Roos 1952-4-9 5500 Riverside Mt Rubidoux. 396 Comment
  RSA586842  Gutierrezia californica D. L. Banks, Peter Morrell 1995-5-4 0309 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, on metasedimentary hills N of Wildhorse Peak. 622 Comment
  UCR20714  Gutierrezia californica A. C. Sanders 1980-5-2 1435 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA0121079  Gutierrezia microcephala Sherwin Carlquist 1958-10-12 630 Riverside Riverside - San Bdo. co. line. Comment
  SD229095  Gutierrezia sarothrae Dick Schwenkmeyer 2012-3-26 678 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  UC1118605  Gutierrezia sarothrae A. Lewis 1934-5-1 459 Riverside Leach Canyon Cleveland National Forest, Elsinore Quadrangle Comment
  SEINET2052364 Image available Gutierrezia serotina D. Gordon 1952-2-27 Riverside University of California, Riverside campus 396 Comment
  SEINET3859876  Haplopappus venetus A. C. Sanders, Donald L. Sanders 2010-11-28 38695 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave.; 0 232 Comment
  RSA0066609  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4110 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  OBI82172  Hedypnois cretica A. C. Sanders 2014-4-8 40982 Riverside Peninsular Range: Temescal Canyon, along Temescal Canyon Rd. c. 0.5 km NW of El Hermano Rd., c. 0.8 km SE of I-15 crossing 315 Comment
  UC57440  Helenium puberulum H. M. Hall 1901-8-1 Riverside vicinity Riverside 259 Comment
  CAS-BOT-BC305419  Helianthus annuus Wesley Griesel 1960-8-24 215 Riverside Near Hemet 457 Comment
  RSA0036781  Helianthus annuus Andrew Haimov, April Sleigh 1992-5-19 86 Riverside 1.5 miles east of Davis Road, south of pond#2, San Jacinto Wildlife Area. Comment
  UCR19792  Helianthus californicus W. W. Mayhew 1977-10-3 s.n. Riverside San Jacinto Mtns., Hwy 243 at Fuller Mill Creek 1585 Comment
  SBBG63442  Heliotropium curassavicum var. oculatum M. N. Ackley 1928-3-31 61 Riverside near Mecca -60 Comment
  UCR91991  Hemizonia fasciculata Michael A. Patten 1993-4-28 s.n. Riverside Winchester (near): roadside ditch at corner of Stowe and California 447 Comment
  UCR140717  Hemizonia kelloggii A. C. Sanders 2004-5-12 27888 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR157722  Hemizonia kelloggii John Wear, Tim Wade 1991-5-7 91- 35 Riverside Perris - Aguanga Basin area, SW flank of Double Butte, SW of Homeland and north of Grand Avenue 686 Comment
  UCR94883  Hemizonia kelloggii P. J. MacKay, R. Baxter 1996-10-3 24 Riverside Menifee Valley, NW corner of Hwy 215 and Newport Road. 434 Comment
  CAS-BOT-BC140532  Hemizonia paniculata A. C. Sanders; T. B. Salvato 2003-5-21 26787 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. & SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  RSA554093  Hemizonia paniculata Chet McGaugh 1991-6-20 91 -3 Riverside Murrieta Hot Springs area: ca. 1 mile E of Highway I-215, S of and adjacent to Murrieta Hot Springs Road. 348 Comment
  RSA675732  Hemizonia paniculata Scott D. White 2001-6-20 8596 Riverside Sun City Area: Just east of Goetz Rd. and south of Ethanac Rd., ca. 1 1/2-2 mi west of I-215 Freeway. 442 Comment
  UCR127147  Hemizonia paniculata A. C. Sanders, Guy Bruyea 2003-6-12 26897 Riverside Perris-Aguanga Basin Region, Winchester, SE side of town between Simpson Ave. and Olive Ave., east of Hwy 79/Winchester Rd. 450 Comment
  UCR139627  Hemizonia paniculata A. C. Sanders 2004-6-30 28397 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  UCR202221  Hemizonia pungens subsp. laevis 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
  UCR266367  Hemizonia pungens subsp. laevis D. E. Bramlet 2005-5-16 3846 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, canal right-of-way, east of Sanderson Ave. and south of Ramona Expressway 457 Comment
  UCR66972  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney, P. Gordon-Reedy 1989-6-5 1934 Riverside Domengoni-Diamond Valley, just west of Gateway Farms south of Newport Rd. [1 mi. west of] Rawson Rd. [site now under water of Diamond Valley Reservoir] 517 Comment
  SD136992  Hesperoyucca whipplei Steve Boyd, Tim Ross 1992-5-4 7200 Riverside Southern Santa Ana Mountains; San Mateo County Wilderness Area; Oak flats area east of Verduga Potrero. 730 Comment
  UCR24935  Heterocodon rariflorum A. C. Sanders 1981-7-19 1691 Riverside Peninsular Range; San Jacinto Mtns., James Reserve in Hall Canyon above Lake Fulmor, 3.5 mi NW of Pine Cove 1707 Comment
  UCR265831  Heteromeles arbutifolia Mitch Provance 2012-5-24 512- 13 Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  UCR270747  Heteromeles arbutifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8351 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
  SD122196  Heterotheca grandiflora James C. Dice, J. DeWald 1987-9-28 729 Riverside North side of Temecula Gorge, near entrance to field station site, ca. 4.5 km east-northeast of Gavilan Mountain. Occasional weed in disturbed roadside habitats. (IPB 1/07) 330 Comment
  UC1999890 Image available Heterotheca sessiliflora subsp. fastigiata J. C. Semple, J. Chimielewski 1987-9-30 8982 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  OBI52046  Heuchera hirsutissima Michael Curto, Linda Allen 1990-6-18 664 Riverside Santa Rosa Mt, NW slope, Santa rosa Mt rd 9SBNF 7S02) ca 1.5 km W of Santa Rosa Springs campground 2250 Comment
  RSA0021681  Hibiscus denudatus Jim Andre 2013-3-27 24814 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA444305  Hibiscus denudatus W. W. 1988-4-2 4217 Riverside Frontage Rd. off I 10, near pumping station in Pinkham Wash area. Comment
Read comments Jul 24 2013
  UCSB3085  Hoffmannseggia microphylla Haller, John 1958-3-22 Riverside Near U.S. Highway 60-70, 7.8 miles east of junction with U.S. Highway 99, near Indio 304 Comment
  SD122905  Hoita macrostachya Steve Boyd 1985-7-30 1049 Riverside De Luz Road, 10.4 miles west of Rancho California, in wet sand along stream at the point where east branch of De Luz Creek first crosses the road Comment
  UCR266497  Hordeum depressum Mitch Provance, Matt Amalong 2015-4-6 415- 13 Riverside Temecula/Murrieta Region, About 1 mile SW of Winchester, along Leon Rd. in the vicinity of Norma Way and Busby Rd. 452 Comment
  CAS-BOT-BC273469  Hordeum intercedens Mitch Provance 2005-5-17 6554 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 421 Comment
  RSA563861  Hordeum intercedens A. C. Sanders 1993-5-12 14016 Riverside Hemet, W side of Warren road, 1/2 mile S of Florida Ave. (Hwy 74), between the New San Diego Aqueduct and Warren, directly opposite of the W end of Whittier Road. 457 Comment
  RSA0063031  Hordeum marinum subsp. gussoneanum Andrew Haimov, April Sleigh 1992-5-10 85 Riverside San Jacinto Wildlife Area next to reclaimed water storage area, approximately 1 1/2 miles east of Davis Road. Comment
  RSA706634  Hordeum murinum subsp. glaucum L. M. Prince, N. Refulio 2002-3-16 02 -266 Riverside Whitewater Canyon. ca. 5 km North of CA Hwy 10 on Whitewater Canyon Road. Flat areas along creek. Comment
Read comments Jan 14 2010
  SEINET3417769 Image available Hordeum murinum subsp. glaucum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16136 Riverside Sonoran (Colorado) Desert; mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10, Coachella Valley 329 Comment
  RSA500089  Hordeum murinum subsp. leporinum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3222 Riverside Vail Lake area, riparian woodland area at N end of Kolb Creek, near campground. 457 Comment
  CAS-BOT-BC148563  Horkelia clevelandii H. M. Hall 1901-7-1 2291 Riverside Strawberry Valley, San Jacinto Mts. 1615 Comment
  CAS-BOT-BC148570  Horkelia clevelandii Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  UCR146261  Horkelia clevelandii Orlando Mistretta, Mark A. Elvin 1995-6-19 1772 Riverside Peninsular Ranges; San Jacinto Mountains, -- exact loc. unrecorded 1463 Comment
  RSA433951  Horsfordia alata Marjorie D. Clary 1930-04 s.n. Riverside Canyon near Coachella 19 Comment
  UC489000  Hulsea vestita subsp. callicarpha C. V. Meyer 1927-6-1 171 Riverside San Jacinto Mts. Comment
  SBBG119937  Hydrocotyle ranunculoides A. C. Sanders with O. F. Clarke 1991-6-10 11120 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  RSA663893  Hymenoclea salsola C. R. Annable 1995-3-10 2263 Riverside 1.6km S of Lake Cahuilla County Park. Comment
  UCR41307  Hymenoclea salsola N. M. Fellows, A. C. Sanders 1985-4-9 161 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
  CAS-BOT-BC312861  Hymenoxys odorata Roxana S. Ferris 1918-6-19 1010 Riverside At Blythe, Colorado River bottoms Comment
  CLARK-A1528-2978  Hypericum formosum subsp. scouleri John C. Roos 1943-8-8 2702 Riverside San Jacinto Mountains Comment
  RSA182080  Hyptis emoryi P. A. Munz 1932-3-14 11976 Riverside Palm Springs. 91 Comment
  SEINET9369856  Hyptis emoryi Unknown 1936-12-19 Riverside Riverside Co., CA (elev 500') 152 Comment
  CAS-BOT-BC389744  Imperata brevifolia M. Danielson 1963-12-23 s.n. Riverside Tahquitz Canyon Comment
  RSA772331  Isocoma acradenia var. eremophila Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4511 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CDA32703  Isocoma menziesii var. vernonioides Mike Lahti 2009-10-1 PDR# 1501831 Riverside Southwest of Perris, along the San Jacinto River banks. 0 Comment
  UCR260540  Isocoma menziesii var. vernonioides T. B. Salvato 2014-5-29 8051 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  CAS-BOT-BC69943  Isoetes howellii Robert F. Thorne; Earl Lathrop 1969-5-12 37930 Riverside Santa Rosa Plateau: large vernal marsh on s. end of Mesa de Colorado, Rancho California. 624 Comment
  UC217953  Iva axillaris subsp. robustior P. A. Munz 1922-7-3 5946 Riverside Vandeventer Flat; San Jacinto Mts. 1371 Comment
  JOTR30785  Ivesia saxosa La Doux, Tasha, Erin Babich 2007-4-18 1516 Riverside Joshua Tree National Park. About .5 mile southeast of Lost Horse Ranger Station, at the west edge of Lost Horse Valley 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
  CAS-BOT-BC140680  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37148 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  CAS-BOT-BC158117  Juglans regia A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37146 Riverside Peninsula Range: Riverside, UCR campus by West Campus Drive near The Barn 320 Comment
  UCR93816  Juglans regia P. J. MacKay 1996-6-15 012 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  JEPS66903  Juncus acutus subsp. leopoldii Jos. Burtt Davy 1902-3-25 7935 Riverside Indio Comment
  UC111320  Juncus acutus subsp. leopoldii S. B. Parish 1907-4-22 6149 Riverside w edge Colorado Desert 200 Comment
  RSA789241  Juncus bufonius Naomi Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2423 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  SBBG104093  Juncus bufonius A. C. Sanders 1993-4-5 13685 Riverside western edge of Hemet, along S side of Devonshire Ave between Old Warren and Warren Rds, SW of Tres Cerritos and N of Florida Ave (Hwy 74) 460 Comment
  UC1792802  Juncus bufonius A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30091 Riverside Peninsular Range, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 457 Comment
  UCR37626  Juncus bufonius George K. Helmkamp 1984-5-2 D 18 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  VVC525  Juncus bufonius A. C. Sanders, J. Mackay 1997-5-4 20705 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  UCR159205  Juncus bufonius var. congestus A. C. Sanders, Kelly Volansky 2005-8-31 31566 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR180060  Juncus bufonius var. congestus Mitch Provance 2005-5-18 9815 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
  UCR185177  Juncus duranii Naomi Fraga, Et al. 2006-7-11 1723 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  UCR187313  Juncus duranii Naomi Fraga, Et al. 2006-7-11 1723 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  RSA520947  Juncus macrophyllus Steve Boyd, David E. Bramlet 1988-10-8 2872 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Comment
  RSA500570  Juncus macrophyllus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3562 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  SEINET1908445  Juncus rugulosus A. C. Sanders, Mitch Provance 2008-1 35777 Riverside Peninsular Range; San Jacinto Mtns.: FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station. 1463 Comment
  UC1931232  Juncus rugulosus Scott D. White, Justin Wood 2008-7-10 12452 Riverside San Jacinto Mountains: Fobes Spring (Palm View Peak) Comment
  UCR44208  Juncus tiehmii A. C. Sanders 1986-6-1 6546 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  POM229010  Juncus xiphioides Phillip A. Munz 1937-5-30 15130 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  RSA368390  Juncus xiphioides John Olmsted 1962-5-10 3628 Riverside Coldwater Canyon, Corona city water supply, western Riverside County 396 Comment
  CLARK-A1528-2666  Juniperus californica John C. Roos 1947-2-15 3265 Riverside Eagle Mountains Comment
  JEPS48326  Juniperus californica W. L. Jepson and W. C. Mathews 1914-5-18 6036 Riverside w of Pinyon Well Comment
  JOTR30061  Juniperus californica La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1692 Riverside Joshua Tree National Park. Stop #1 = Near Geology Tour rd., N of Malapai Hill 1267 Comment
  CAS-BOT-BC234579  Justicia californica James R. Shevock 1978-4-9 5811 Riverside Along California highway 195, Box Canyon, base of Orocopia Mountains. Colorado Desert 152 Comment
  UC888141  Justicia californica Ira L. Wiggins 1937-3-9 8757 Riverside 5 mi. w. Shaver's Well Comment
  RSA793567  Kallstroemia californica Duncan S. Bell 2012-9-13 4191 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  CLARK-A1528-1225  Keckiella antirrhinoides Sherri Stange 1980-5-31 Riverside Hemet 518 Comment
  POM4275  Keckiella antirrhinoides Philip A. Munz 1918-4-27 2139 Riverside Temescal Canyon. Comment
  POM4283  Keckiella antirrhinoides Jenkins, Street 1917-5-30 s.n. Riverside San Jacinto River Canyon. Comment
  SJSU7694  Keckiella antirrhinoides N. D. Addy 1962-4-16 53 Riverside Railroad Canyon Rd c. 4-5 mi E of Elsinore 396 Comment
  UCR4248  Keckiella antirrhinoides J. R. Sweeten 1965-5-15 022 Riverside San Bernardino Mtns., Whitewater Canyon, about 1.5 mi from Hwy 60 and about 30 yards to the west of Whitewater Canyon Rd. 488 Comment
  RSA543939  Keckiella cordifolia Steve D. Boyd 1991-5-10 6217 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  UCR270752  Keckiella cordifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8381 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  VVC2011  Koeberlinia spinosa var. tenuispina Katey Palmer, Patty Kermoian 2010-4-9 s.n. Riverside Colorado Desert, 6 miles north of Desert Center 201 Comment
  RSA0014927  Koeleria macrantha LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6150 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  RSA489842  Koeleria macrantha D. Charlton 1988-5-21 1937 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  UCSB37889  Krameria bicolor Roos, John 1965-6-23 Riverside Colorado Desert, Lost Palms Canyon in the Eagle Mtns. Comment
  JEPS64847  Krameria erecta Marjorie Clary 1931-4-4 7 a Riverside slopes Devils' Canyon (Santa Rosa Mts.); , slopes of Devils' Canyon 91 Comment
  CLARK-A1703-1201  Krameria grayi Charlotte Stocks 1962-5-21 Riverside San Jacinto Mountains Comment
  RSA0040096  Krameria grayi Duncan S. Bell, Deidre Conocchioli 2014-3-18 6256 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  RSA248056  Krameria grayi Robert F. Thorne, C. W. Tilforth 1973-5-30 43578 Riverside Colorado Desert: Mouth of Morongo Valley at N end of Coachella Valley 549 Comment
  UCR232516  Krameria grayi Dave Silverman 2010-3-30 7882 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
  RSA561415  Lactuca serriola Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7678 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  RSA704002  Lamarckia aurea Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 125 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On right spur of primary dirt road. 550 Comment
  UCR88114  Langloisia schottii A. C. Sanders, G. Nuhn 1995-4-20 16594 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  CLARK-A1528-3537  Langloisia setosissima John C. Roos 1949-4-6 4148 Riverside Comment
  UCR72195  Langloisia setosissima Theo Glenn 1991-5-21 91- 107 Riverside Sonoran (Colorado) Desert, Arica Mtns, SW of Rice. Near old Priest Mine 421 Comment
  RSA0077529  Larrea divaricata G. Wallace 1964-5-23 s.n. Riverside Anza-Borrego Desert. Comment
  CAS-BOT-BC166024  Larrea tridentata Marian L. Campbell 1921-3-19 61 Riverside Palm Springs Comment
  JEPS99401  Larrea tridentata D. H. Wilken, G. A. Wilken 1997-11-1 15373 Riverside Tributary of San Bernardino Wash, 0.3 km sw of Gold Crown Rd, sw slope of Pinto Mtns. Mojave Desert 605 Comment
  POM310387  Larrea tridentata Margaret Haringe 1946-4-15 284 Riverside Along road to 29 Palms, south of Morongo valley 396 Comment
  UCR167201  Larrea tridentata S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  UCSB8695  Larrea tridentata Gunnerson, Robert 1953-3-21 Riverside 9 miles east of Indio Comment
  RSA500075  Lastarriaea coriacea Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-2 3237 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  CAS-BOT-BC338916  Lasthenia californica A. C. Sanders; S. Hawkins 1996-4-24 18078 Riverside San Bernardino Mtns.: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats 1160 Comment
  GMDRC7791  Lasthenia coronaria J. M. Andre 2015-3-6 33555 Riverside Coachella Valley: sandy flats along Snow Canyon Rd, just south of Hwy 111 362 Comment
  RSA495408  Lasthenia coronaria Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2939 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UCR213520  Lasthenia coronaria A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38365 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
  UCR48374  Lasthenia coronaria Steve Boyd 1986-5-1 1821 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  RSA593886  Lasthenia glabrata subsp. coulteri Steve Boyd, David E. Bramlet 1996-4-19 8614 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
  POM361604  Lasthenia gracilis N. C. Cooper 1949-3-15 3010 Riverside Banning. 701 Comment
  UC62984  Lasthenia gracilis H. M. Hall 1902-4-18 2888 Riverside Coahuila mesa Coahuila Comment
Read comments Jun 21 2011
  UCR152628  Lasthenia gracilis A. C. Sanders 2005-4-22 29587 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR172209  Lasthenia gracilis John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County, along Briggs Road between Porth Road and Benton Road 409 Comment
  UCR232361  Lasthenia gracilis John F. Green 2008-4-16 0408- 36 Riverside Peninsular Range; Perris-Aguanga Valley, SE edge of Romoland, edge of electrical power station, between Menifee and Palomar roads 446 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
  RSA406615  Lathyrus vestitus Anstruther Davidson 1920-05 s.n. Riverside Temescal Comment
  RSA552747  Lathyrus vestitus subsp. laetiflorus Steve Boyd, T. S. Ross, Orlando Mistretta 1992-2-25 6679 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Tril from junction 7S04 & 7S01 upstream to southern end of Potrero de la Cienega, but primarily about Tenaja Falls. 396 Comment
  RSA586104  Lathyrus vestitus var. alefeldii D. L. Banks, S. D. Boyd 1995-4-5 0144 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, W of the Dripping Springs Trail. 646 Comment
  CAS-BOT-BC320799  Layia glandulosa H. M. Hall 1904-5-16 4948 Riverside Vicinity of Riverside. Fairmount Park 243 Comment
  UCR87663  Layia glandulosa A. C. Sanders 1994-5-29 14573 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  JOTR00916  Layia glandulosa Sipe, Frank 1958-3-5 257 Riverside Joshua Tree National Park. SQUAW TANK AREA, GEO TOUR Comment
  JEPS40024  Layia platyglossa W. L. Jepson 1901-5-20 1320 Riverside Thomas Valley; Mt. San Jacinto Range 1341 Comment
Read comments Feb 16 2013
  SEINET7063418  Layia platyglossa A. G. Vestal 1947-3-29 s.n. Riverside About 6.4 miles east of Lake Elsinore on Newport Road. UTM Zone 11, 481530mE, 3727251mN. (WGS84/NAD83). 434 Comment
  UC828957  Layia platyglossa P. A. Munz and I. M. Johnston 1922-5-20 5453 Riverside 2 mi below Kenworthy; San Jacinto Mountains 1402 Comment
Read comments Mar 25 2011
  UC828958  Layia platyglossa Munz and Johnston 1922-5-19 5419 Riverside Hemet Valley; San Jacinto Mountains 1402 Comment
  POM361706  Layia platyglossa subsp. campestris N. C. Cooper 1945-5-5 2251 Riverside San Gorgonio Mountains above Banning. 915 Comment
  RSA190628  Layia ziegleri L. B. Ziegler 1966-6-10 s.n. Riverside Between Mountain Center and Keen Camp Summit, San Jacinto Mts. 1448 Comment
  SD124944  Lemna minuta Robert F. Thorne, Steve Boyd, Earl Lathrop 1985-7-18 61204 Riverside Santa Rosa Plateau, Nature Conservancy Reserve, riparian woodland along Cole Canyon. 534 Comment
  CAS-BOT-BC534944  Lemna minuta W. R. Dudley; C. H. Thompson 1903-12-26 s.n. Riverside Palm Canyon Comment
  RSA600181  Lepidium fremontii L. C. Wheeler 1959-12-27 7649 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  RSA719036  Lepidium lasiocarpum Michael Honer 2005-3-11 2064 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  UCR51947  Lepidium lasiocarpum Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2122 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  RSA678114  Lepidium lasiocarpum var. lasiocarpum V. Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1089 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  RSA660453  Lepidium latipes A. C. Sanders, K. C. Rose 1998-5-21 21865 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  UC10656  Lepidium nitidum W. H. Brewer Jan 1861 152 Riverside Temescal Mountains Comment
  UCR135814  Lepidium nitidum A. C. Sanders, Guy Bruyea 2004-4-2 27445 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR241391  Lepidium nitidum T. B. Salvato, Mike Landers 2013-3-21 7380 Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  UCR250905  Lepidium nitidum A. C. Sanders 2014-4-18 41019 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  RSA429923  Lepidium nitidum var. nitidum Christopher Davidson 1973-4-1 1816 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 426 Comment
  UCR280638  Lepidium oblongum Arlee Montalvo 2017-4-20 674 Riverside Peninsular Range; Temescal Canyon, floodplain of Bedford Wash before confluence with Temescal Wash, south of Cajalco Rd. 245 Comment
  CAS-BOT-BC13022  Lepidium virginicum Peter H. Raven; Sidney R. Snow 1956-6-30 9528 Riverside 4.7 miles east of Temecula on Highway 71. Comment
  POM10276  Lepidium virginicum var. robinsonii Charlotte M. Wilder 1904-3-20 s.n. Riverside Wilder s Canyon Comment
  UCR181623  Lepidium virginicum var. robinsonii Mitch Provance 2004-4-18 7600 Riverside Granitic Knolls of Riverside, Riverside, Versity Hill (Coyote Hill), south side of the UCR campus 418 Comment
  CAS-BOT-BC339176  Lepidospartum C. B. Wolf 1931-10-14 2462 -A Riverside At Cabezon, San Gorgonio Pass 518 Comment
  JOTR29437  Lepidospartum squamatum La Doux, Tasha, M. Bell, B. Truesdell 2006-3-22 1371 Riverside Joshua Tree National Park. East Wide canyon 499 Comment
  RSA177021  Lepidospartum squamatum C. B. Wolf 1932-10-11 4269 Riverside Sandy bank at mouth of Whitewater Wash. 305 Comment
  RSA189412  Lepidospartum squamatum L. S. Rose 1966-12-14 66103 Riverside Whitewater Wash, N of Palm Springs. 198 Comment
  SEINET3147931  Lepidospartum squamatum L. S. Rose 1938-12-20 38332 Riverside 3 mi. SE of Palm Springs Station, Whitewater Wash 274 Comment
  RSA588815  Leptochloa fusca subsp. uninervia D. L. Banks, Steve Boyd 1995-10-17 769 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
  UCD64077  Leptochloa fusca subsp. uninervia Paul Popenoe 1920-12-11 Riverside Thermal. Comment
  POM313212  Leptochloa panicea subsp. mucronata Malcolm A. Nobs, S. Galen Smith 1948-9-3 489 Riverside Palm Springs. Comment
  CLARK-A1528-721  Leptodactylon californicum Larry Cohen 1969-5-10 Riverside 655 Comment
  RSA0004786  Leptodactylon jaegeri E. C. Jaeger 1921-7-1 s.n. Riverside Tahquitz Peak, San Jacinto Mts. Comment
  RSA783048  Leptodactylon pungens Olmsted 1959-7-1 709 Riverside In Granite along trail from saddle to San Jacinto 4 mi. NE of Idyllwild 2591 Comment
Read comments Mar 29 2014
  JOTR01154  Leptodactylon pungens Cole, James E. 1941-5-29 812 Riverside Joshua Tree National Park. STUBBE SPRING ROAD 1432 Comment
  POM263081  Leptosiphon androsaceus J. C. Roos 1941-4-19 167 Riverside Reche Canyon - Plateau [Label indicates San Bernardino Co.] Comment
  UCSB31638  Leptosiphon ciliatus Griesel, Wesley 1962-6-29 Riverside Dark Canyon, San Jacinto Mountains 1920 Comment
  POM364672  Leptosiphon floribundus E. Crow 1929-4-21 341 Riverside Hills west of Lake elsinore Comment
  RSA500557  Leptosiphon lemmonii Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3602 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  RSA365944  Leptosiphon liniflorus Steve Boyd 1986-5-7 1850 Riverside Temescal Canyon: Edge of Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. Comment
Read comments Apr 7 2011
  SD215408  Leptosyne californica Steve Boyd, Tim Ross and Laurel Arnseth 1990-3-30 3974 Riverside Vail Lake area, valley betweenBlack Hills and Rocky Ridge. 701 Comment
  UCR193973  Lessingia filaginifolia A. C. Sanders 2008-7-25 35906 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  UCR14010  Lessingia glandulifera var. glandulifera George K. Helmkamp 1973-10-3 s.n. Riverside San Jacinto Mtns., Strawberry Creek, near Idyllwild Comment
  UC576340  Leymus condensatus H. S. Yates 1937-6-27 6712 Riverside Lower San Jacinto Canyon San Jacinto Quadrangle Comment
  CAS-BOT-BC274536  Leymus triticoides H. Wedberg 1962-7-28 993 Riverside Meadow in Hemet Valley; about 1 mile from Hurkey Creek Public Camp on the road to Santa Rosa Summit, San Jacinto Mountains 1371 Comment
  RSA123492  Leymus triticoides H. S. Yates 1937-6-27 6718 Riverside Near Hemet Reservoir. 1341 Comment
  SEINET251666 Image available Leymus triticoides A. C. Sanders, O. F. Clarke 1991-6-10 11138 Riverside Upper Santa Ana River/San Bernardino Valley: Riverside, along Spring Brooke between lake Evans (Fairmont Park) & the Santa Ana River ( Riverside West 7.5 Q.:) 238 Comment
  POM12424  Lilium parryi Philip A. Munz 1922-9-6 6370 Riverside Meadow N of Tahquitz Valley, San Jacinto Mountains 2226 Comment
  UC1929318  Limonium sinuatum Scott D. White, Lynn Stafford 2007-7-5 11757 Riverside Chino Hills State Park; Santa Ana River floodplain just below Prado Dam. Comment
  CAS-BOT-BC225694  Linanthus californicus A. M. White 1974-6-5 1370 Riverside Indian Road ca 15 mi. W. Sun City 1219 Comment
  UC1929482  Linanthus ciliatus Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1702 Riverside Peninsular Ranges; San Jacinto Mountains region; Slope above junction of Dark Canyon and Fuller Mill Creek. Comment
  RSA480084  Linanthus filiformis Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2173 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  RSA702730  Linanthus liniflorus Scott D. White, Michael Honer 2004-4-6 10059 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
  RSA612689  Linaria canadensis var. texana D. L. Banks 1997-3-29 1609 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  SBBG87907  Linaria maroccana B. Pitzer 1986-2-22 17 Riverside Whitewater Cyn, at Fish Hatchery Comment
Read comments Jan 14 2010
  RSA497946  Linum lewisii Albert J. Perkins 1916-9-15 s.n. Riverside Near summit of Taquitz Mt. Comment
  UCD170903  Linum usitatissimum T. B. Salvato 1999-5-5 070 Riverside Upper Santa Ana River Basin/San Bernardino Valley, Riverside, residence at 1009 Bascomb Drive. 305 Comment
  UCR91978  Linum usitatissimum S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  SEINET3892021  Lobularia maritima John F. Green 2006-4-25 s.n. Riverside Foothills of Santa Ana Mountains; Tenecula, Southern California Edison right of way between residential area, north-south corridor between S General Kearny Rd and La Serena Way, E of Veterans Park.; 0 366 Comment
  RSA596528  Lobularia maritima D. L. Banks 1996-7-16 1131 Riverside NW Palomar Mountains; Agua Tibia Mountains; In the Vail Ranch Housing Development, N of the Pechanga Indian Reservation; At the W side of the intersection of Marge Place and Tehachapi Pass( N of Vail Ranch Road). 426 Comment
  UCSB5126  Loeseliastrum schottii Kamb, Peter 1948-4-11 Riverside Aqueduct Road; 5 mi east of Garnet, Coachella Valley 304 Comment
  CAS-BOT-BC342106  Logfia arizonica Steve Boyd 1986-4-10 1642 Riverside Temescal Canyon: Along DePalma Road between Indian Truck Trail and Horsethief Canyon. 1.0 mi east of Indian Truck Trail Comment
  SD237337  Logfia arizonica Dave Silverman, Onkar Singh 2010-3-25 7843 Riverside UTM in Supplement. NW of Blythe, Palo Verde Mesa, 1.4 km east of Black Creek Rd, 4.9 km west of McCoy Wash, and 8.8 km north of I-10. 150 Comment
  CAS-BOT-BC342257  Logfia filaginoides F. W. Peirson 1921-3-22 5277 Riverside Murray Canyon near Palm Springs 487 Comment
  JOTR33734  Logfia filaginoides La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2734 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  UCR83196  Logfia filaginoides A. C. Sanders 1994-5-15 14487 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  SEINET251731 Image available Lolium rigidum Walter Graves 2002-6-11 602 -2 Riverside Grown iat U.C.R. in Agricultural Operations Fields 305 Comment
  RSA0036703  Lomatium R. F. Thorne 1973-5-23 43877 Riverside SANTA ROSA PLATEAU: Mesa de Colorado 610 Comment
  UCR80526  Lomatium dasycarpum Scott D. White 1992-4-19 92- 129 Riverside San Jacinto Mountains, Garner Valley near Kenworthy Station Comment
  UCR34986  Lomatium mohavense L. B. Ziegler 1969-5-30 368 Riverside San Jacinto Mtns, Hemet Valley 1387 Comment
  SEINET7073338  Lomatium utriculatum A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  RSA524591  Lomatium vaginatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3905 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  SBBG95112  Lonicera interrupta S. D. White 1990-7-10 Riverside E Millard Cyn, on the rd to Kitching Peak Trail 1127 Comment
Read comments Sep 8 2014
  SEINET3154554  Lonicera subspicata F. M. Reed 1908-7-14 2393 Riverside San Jacinto mts.; ridge above strawberry valley. 1829 Comment
  RSA406418  Lotus M. B. Dunkle 1932-3-26 2937 Riverside Northwest of Indio, 10 miles. Comment
  RSA605759  Lotus argophyllus var. argophyllus Scott D. White 1996-3-16 3824 Riverside Lakeview Mountains: Perris Basin, Lakeview Mts, N of Winchester, at ''Maze Stone'' Picnic Area 610 Comment
  UC56579  Lotus argophyllus var. argophyllus H. M. Hall Apr 1902 2899 Riverside vicinity Sage 762 Comment
  UCR24895  Lotus crassifolius A. C. Sanders 1980-7-22 1701 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the north fork of the San Jacinto River, along Forest Service Road 4S02, 0.8 mi south of Dark Canyon Campground, c. 2 air mi north of Pine Cove. 1829 Comment
  UC80918  Lotus crassifolius var. crassifolius A. W. Anthony 1895-7-13 Riverside San Jacinto Mountains 2438 Comment
  UC864796  Lotus grandiflorus var. grandiflorus P. A. Munz and I. M. Johnston 1922-5-19 5403 Riverside 1 mi above mouth of Strawberry Creek; San Jacinto Canyon, Strawberry Creek 1219 Comment
  IRVC26259  Lotus hamatus A. C. Sanders, D. Malueg 2003-5-8 26568 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek Perris-Aguanga Basin region 396 Comment
  UCR151061  Lotus hamatus Scott D. White 1998-6-17 6751 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  UCR152516  Lotus hamatus A. C. Sanders 2005-4-22 29601 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  RSA575844  Lotus heermannii Steve Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of Estelle Creek and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain 329 Comment
  UC15660  Lotus heermannii H. M. Hall Jun 1901 2022 b Riverside Shingle Valley San Jacinto Mountains 1341 Comment
  POM307257  Lotus nevadensis var. nevadensis Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2129 Riverside Santa Rosa Mountains. Comment
  RSA406729  Lotus nevadensis var. nevadensis N. C. Cooper 1949-6-29 4323 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  SEINET269458 Image available Lotus procumbens var. procumbens A. C. Sanders, H. Spilman 1993-4-24 13788 Riverside SE end of San Bernardino Mts.: south end of Whitewater Bench east side of the mouth of Whitewater Canyon. 450 Comment
  RSA720599  Lotus purshianus T. Tennant, T. B. Salvato 1998-6-23 MOR- 486 Riverside Morongo Indian Reservation, N end of Hathaway Cyn., ca. 0.4 miles E of pk 4265 (polygon 13). 1341 Comment
  RSA406791  Lotus rigidus N. R. Zabriskie, Walter M. Zabriskie 1971-2-15 342 Riverside Andreas Canyon, east slope San Jacinto Mts. 427 Comment
  RSA90395  Lotus salsuginosus var. brevivexillus F. W. Peirson 1935-4-17 s.n. Riverside 30 miles north of Blythe. Comment
  RSA525260  Lotus salsuginosus var. salsuginosus Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota, Bob Boyd 1990-5-3 4573 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 549 Comment
  RSA0020377  Lotus scoparius Duncan S. Bell, Keir Morse 2013-3-30 4665 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
  SEINET10937013  Lotus scoparius Barbara J. Ertter, Jeffrey Strachen 1980-5-20 Ertter 3469 Riverside W side whitewater hill, e side whitewater wash, nw end of coachella valley n of I-10. Granitic sand, with encelia, psorothamnus, and other shrubs. T3s, sec 12, Nwsw. Much branched perennial herb. Flowers yellow. 457 Comment
  UCR164935  Lotus scoparius subsp. brevialatus T. B. Salvato, John F. Green 2004-5-27 622 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
  RSA0037335  Lotus scoparius subsp. scoparius Bob Rogers 1984-4-21 15 Riverside Collected along trail and bank area on the west side of Strawberry Creek heading upstream. Starting point was 4.9 miles from Cranston ranger station heading East on Hwy.74. 914 Comment
  RSA341987  Lotus scoparius var. brevialatus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54078 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA792348  Lotus scoparius var. brevialatus Doris Bowers 1972-4-15 1797 Riverside Dig at Rancho California - N/o camp 396 Comment
  CSUSB1251  Lotus strigosus unknown 1957-5-1 Riverside Pigeon Pass Comment
  UC373113  Lotus strigosus M. Hilend 1927-4-2 Riverside between Mecca and Hidden Spring; Colorado Desert Comment
  UCR102933  Lotus strigosus George K. Helmkamp 1998-4-3 3080 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
  POM9588  Lotus strigosus I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road[Wineville = Mira Loma] Comment
  SEINET7042771  Lotus strigosus W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside Road shoulder on Long Valley Road north of Tecula. Ca. 0.1 mile east of U.S. 395 [=Interstate 15 & Route 79]. Comment
  UCR241520  Lotus strigosus var. tomentellus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40648 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR260256  Lotus strigosus var. tomentellus A. C. Sanders, Jim Malusa 2015-3-11 41396 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road at junction with road to Observation Point Slats, US Navy Chocolate Mountains Aerial Gunnery Range 723 Comment
  CSUSB1242  Lotus tomentellus Shirley Hill 1963-3-13 630313 2 Riverside Desert wash at place where houses cease on Vista Chino Street, Palm Springs, about 500 yards up wash. Comment
  UCR131533  Lotus tomentellus Jennie Phui 1998-5-30 020 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  UCSC000931  Lotus wrangelianus Peter Kamb 1947-5-17 515 Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  POM3166  Ludwigia peploides subsp. peploides D. L. Crawford, I. M. Johnston 1917-6-9 1221 Riverside Santa Ana River near Corona Comment
  UCR78631  Ludwigia peploides subsp. peploides Scott D. White 1992-9-11 795 Riverside Vicinity of Gilman Hot Springs, north side of San Jacinto River & a thin strip trending north of the river & west of the Hot Springs 459 Comment
  POM195609  Lupinus Marcus E. Jones 1930-4-2 s.n. Riverside Hayfields Comment
  UC397414  Lupinus albifrons P. A. Munz 1921-4-30 4494 Riverside Pinyon Wells 1219 Comment
  UC668416  Lupinus andersonii Annie M. Alexander and Louise Kellogg 1941-5-4 2113 Riverside Joshua Tree National Monument 1249 Comment
  CLARK-A1528-2816  Lupinus arizonicus John C. Roos 1947-2-15 3268 Riverside Eagle Mountains Comment
  RSA0031422  Lupinus arizonicus Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4471 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA767266  Lupinus arizonicus Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10895 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills , just east of Coachella Canal. 24 Comment
  UCR279592  Lupinus arizonicus A. C. Sanders, Jim Malusa 2017-3-28 43159 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  SEINET10488550  Lupinus arizonicus Duane Isely, Wendell H. Bragonier 1960-3-22 Isely 7203 Riverside Roadside, edge of Desert Palms. Comment
  UC1212156  Lupinus bicolor David Dunn 1941-3-29 932 Riverside two mi w Corona; w of Corona Comment
  UCR158143  Lupinus bicolor A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30084 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
  UCR232775  Lupinus bicolor William Schlegel 2009-6-2 049 Riverside Peninsular Range; San Jacinto Mtns., Red Mountain Fire Lookout Telecom site 1394 Comment
  RSA525689  Lupinus bicolor subsp. microphyllus Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, F. M. Cota 1990-5-3 4560 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
Read comments May 31 2008
  RSA180415  Lupinus bicolor subsp. tridentatus E. W. Lathrop 1960-4-15 4747 Riverside 14 miles west of Murrieta, in low valley pasture in Tenaja Canyon. 610 Comment
  PASA822  Lupinus concinnus Frank W. Peirson 1922-5-19 Riverside Road to Keen's Camp, San Jacinto Mts. Comment
  UCR122525  Lupinus concinnus George K. Helmkamp, E. A. Helmkamp 2001-5-20 6671 Riverside San Jacinto Mountains., Apple Canyon Rd, 1.5 mi NE of CA-74 1463 Comment
  UCR154741  Lupinus concinnus T. B. Salvato, Kent Beaman 2005-5-16 776 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
  UCR97493  Lupinus concinnus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19883 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  RSA561012  Lupinus concinnus subsp. concinnus Steve D. Boyd, Tim S. Ross 1992-5-4 7198 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA34569  Lupinus concinnus subsp. optatus N. C. Cooper 1944-6-17 1434 Riverside San Jacinto Mtns. West side. 1372 Comment
  LA205090  Lupinus excubitus Elizabeth Levine; 1949-5-22 sn Riverside off the Pines to Palms Highway past Lake Hemet Comment
  UC130311  Lupinus excubitus H. M. Hall 1899-5-24 1375 Riverside s slopes El Toro Mt.; San Jacinto Mountains, s slopes El Toro Mt. 1828 Comment
Read comments Jul 23 2008
  UC213289  Lupinus excubitus I. M. Johnston 1918-4-27 1869 Riverside near Elsinore; near Elsinore 396 Comment
  RSA507949  Lupinus excubitus var. austromontanus Steve D. Boyd 1988-5-28 2268 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  SD185222  Lupinus excubitus var. austromontanus T. B. Salvato, John F. Green 2004-5-27 650 Riverside Head of Banning Canyon close to San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  CAS-BOT-BC216697  Lupinus excubitus var. excubitus P. C. Everett 1935-6-18 7182 Riverside 1 mile from Ortega Highway, Main Divide Motorway to Santiago Peak, Santa Ana Mountains 731 Comment
  JOTR16714  Lupinus excubitus var. hallii Wanrow, E. 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  UCR91657  Lupinus excubitus var. hallii D. L. Banks, Steve Boyd 1995-4-5 146 Riverside Palomar Mtns region, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, west of the Dripping Springs Trail, on terraces of W fork of Arroyo Seco. 573 Comment
  UCR23945  Lupinus formosus John C. Roos 1943-5-23 2664 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  CLARK-A1703-21  Lupinus hirsutissimus Mike Cline 1967-3-30 Riverside Box Springs Mountains Comment
  POM280795  Lupinus hirsutissimus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  UCR127345  Lupinus hirsutissimus A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25849 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UCR13088  Lupinus longifolius S. R. Szarek 1971-3-26 s.n. Riverside Peninsular Range/Santa Ana Mtns, Alongside Hwy 74, 6 mi from the Riverside-Orange Co. line 671 Comment
  SD185223  Lupinus microcarpus T. B. Salvato, Kent Beaman 2005-5-16 807 Riverside San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Highway 74. 548 Comment
  UCR90607  Lupinus microcarpus var. densiflorus Scott D. White 1995-6-29 3391 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA0096913  Lupinus microcarpus var. densiflorus R. S. Woglum 1939-4-22 2183 Riverside Peninsular Ranges: Hemet to Anza; San Jacinto Mtns. Comment
  CDA27545  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-15 1341 Riverside Guava Street (DeLuz Road) 0.4 mile south of junction Washington Avenue in Murietta. 0 Comment
  JOTR35142  Lupinus sparsiflorus La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3254 Riverside Joshua Tree National Park. West Cottonwood Mountains; rocky bench between deep drainages in large southwest facing canyon feeding into east Pinkham Wash (Stop 3) Comment
  JOTR35447  Lupinus sparsiflorus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 51 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  RSA414274  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-2-23 1524 Riverside North Whitewater. Comment
  RSA86973  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1921-3-19 7717 Riverside Whitewater Grade about 2 miles east of Banning Comment
  UCR13087  Lupinus succulentus S. R. Szarek 1971-3-26 s.n. Riverside Elsinore. Alongside Hwy 71, entering town of Elsinore Comment
  CSUSB1456  Lupinus truncatus Charles Herrick 1974-4-7 Riverside San Timoteo Creek Wash next to freeway 10 Comment
  RSA262120  Lupinus truncatus E. W. Lathrop 1968-6-2 6966 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  SDSU18683  Lupinus truncatus C. Matt Guilliams, Jeannine Ross 2008-3-5 492 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
  UC1979644  Lupinus truncatus Steve Boyd, D. L. Banks 1995-4-5 8427 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain on the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west off the lower Dripping Springs Trail, just south of the Wilderness boundary. Comment
  CLARK-A1528-4347  Lycium andersonii John C. Roos 1938-4-27 19 Riverside Riverside Comment
  RSA457773  Lycium andersonii Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2215 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  SD193135  Lycium andersonii W. J. Schrenk 2008-4-30 88 Riverside Anza-Borrego Desert State Park, Nance Canyon 860 Comment
  UCR175184  Lycium andersonii Jim Andre 2006-4-26 6780 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
  RSA719265  Lycium andersonii Michael Honer, L. Hulse 2004-4-3 1902 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  JEPS12171  Lycium fremontii W. L. Jepson 1927-4-12 11644 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  RSA650056  Lycium pallidum var. oligospermum N. J. Chatterton, C. M. McKell 1966-4-26 s.n. Riverside Gold Valley Ranch. Table Top Mtns. Comment
Read comments Jun 9 2013
  UCR6385  Lythrum hyssopifolia O. F. Clarke 1967-6-16 s.n. Riverside University of California, Riverside, Greenhouse 16 [near East Campus Dr. and Eucalyptus Dr.] Comment
  UCR34936  Machaeranthera canescens subsp. canescens L. B. Ziegler 1964-10-10 45 Riverside San Jacinto Mtns., Garner (Hemet) Valley 1402 Comment
  UCR114746  Maclura pomifera A. C. Sanders, K. C. Rose 1999-6-18 22799 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  CHSC110691  Malacothamnus davidsonii Dean Wm. Taylor 2003-5-7 18541 Riverside 1 mi. SE of Steele Peak, 0.4 miles NNW of Good Hope Mine, under electrical transmission line corridor. 579 Comment
  RSA0056000  Malacothamnus densiflorus T. B. Salvato, Matthew Malle 2013-4-5 7512 Riverside Perris-Aguanga Basin: Sedco Hills, dirt extension (SCE powerline access) from Beverly Street east of Crab Hollow Circle. 604 Comment
  CAS-BOT-BC206262  Malacothamnus fasciculatus A. M. White 1974-6-5 74 -671 Riverside Indian Road ca. 15 mi. W of Sun City 1219 Comment
  RSA741200  Malacothrix californica Scott D. White, Justin M. Wood 2008-5-15 11968 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  POM157908  Malacothrix clevelandii P. A. Munz 1927-5-20 10813 Riverside 10 miles south of Hemet Comment
  UC1536760  Malacothrix coulteri G. H. True 1935-3-14 108 Riverside Gavilan Hills 609 Comment
  JEPS36767  Malacothrix glabrata W. L. Jepson May 17 1901-Jun 1 1901 1254 Riverside 4 mi n Hemet; San Jacinto River Comment
  RSA777286  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4544 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA781532  Malacothrix glabrata Duncan S. Bell 2009-3-8 82 Riverside Arica Mountains: northwest side of mountain range approximately 3.2 air miles northwest of Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 479 Comment
  SBBG8611  Malacothrix glabrata C. H. Muller 1952-4-6 9498 Riverside ca. 2 mi E of Shavers Summit, E of S entrance of Joshua Tree Nat Monument Comment
  UCR269857  Malacothrix glabrata A. C. Sanders, Jim Malusa 2016-3-17 42355 Riverside Sonoran (Colorado) Desert, north edge of Chocolate Mountains Aerial Gunnery Range, upper Arroyo Seco on south shoulder of Bradshaw Trail 686 Comment
  UCSB11967  Malacothrix saxatilis var. tenuifolia Warrick, Ted 1961-5-7 Riverside 7.3 mi. SW of Palm Desert; Pines to Palms hiway Comment
  RSA509549  Malva parviflora Ed LaRue 1989-4-14 s.n. Riverside Old agricultural fields 0.5 mile S of Lakeview. 457 Comment
  UCR272498  Malvella leprosa Mitch Provance 2013-6-18 613- 33 Riverside Santa Ana River Valley, Riverside, Arlanza area, W side of Hole Lake and adjacent mesa. 226 Comment
  UCR59719  Malvella leprosa George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, S of Ripley at 32nd Street and Rannells Blvd 75 Comment
  CSUSB590  Marah macrocarpa Kheng Try Seng 1966-4-13 Riverside Santa Ana Mountains Northeast slope of Santa Ana Mountain. End of Main Street, 4 miles from downtown Corona. 457 Comment
  UCR97675  Marah macrocarpa A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19909 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  CAS-BOT-BC216181  Marina parryi C. L. Hitchcock 1966-3-21 s.n. Riverside Mule Mts., 20 mi. s.w. of Blythe, in wash Comment
  RSA0122702  Marina parryi Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9062 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
  RSA113922  Marina parryi Percy C. Everett, E. K. Balls 1956-5-2 21554 Riverside 4 miles North from turnoff Hwy. 60/70, W of Desert Center, on road to Eagle Mt. Pumping Station. 305 Comment
  RSA498353  Marina parryi Robert L. Dressler 1949-3-19 411 Riverside Box Canyon, Orocopia Mts. Comment
  SD113621  Marina parryi Darley F. Howe 1952-4-28 2195 Riverside Box Canyon, east of Mecca. Comment
  UCR155308  Marrubium vulgare A. C. Sanders 2005-5-4 29855 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  RSA0029103  Matelea parvifolia John F. Emmel 1989-3-31 1119 Riverside Chuckwalla Valley south of Eagle Mts: on pipeline road 1.4 road mi east of Hayfield Road. 427 Comment
  UCR163219  Matricaria matricarioides T. B. Salvato, Kelly Volansky 2003-3-27 122 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR201426  Matricaria matricarioides Scott D. White, Justin M. Wood 2008-6-17 12159 Riverside San Jacinto Mountains, south of Hwy 79 near Keen Camp Summit 1463 Comment
  CLARK-A1528-4725  Melica frutescens John C. Roos 1937-4-18 1360 Riverside San Jacinto Mountains Comment
  POM1219  Melica frutescens I. M. Johnston 1918-4-27 1863 Riverside Temescal Canon (West of Elsinore). 366 Comment
  UCSB45566  Melica frutescens Roos, John 1948-5-1 Riverside Whitewater 518 Comment
  CLARK-A1528-5177  Melica imperfecta John C. Roos 1950-4-22 4752 Riverside Box Springs Mountains 792 Comment
  SD144118  Melica imperfecta Scott D. White 1997-5-25 5235 Riverside Bautista Canyon, Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing 975 Comment
  RSA0121382  Melilotus albus Duncan S. Bell, LeRoy Gross 2016-3-30 9140 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
  UCR260884  Mentzelia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41494 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  UC672668  Mentzelia affinis H. L. Mason 1928-3-11 4241 Riverside near Indio (desert flats) Comment
  POM15052  Mentzelia dispersa Mary F. Spencer 1922-6-26 1233 Riverside Idyllwild. San Jacinto Mts. 1707 Comment
  RSA239809  Mentzelia involucrata C. W. Tilforth 1973-4-29 774 Riverside 2 miles S of Bridge at base of Seven Level Hill, S of Palm Desert, Hwy 74 457 Comment
  RSA253718  Mentzelia involucrata Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-21 6428 Riverside Big Maria Mountains, 12 air miles north of downtown Blythe. 290 Comment
  RSA440415  Mentzelia involucrata Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  RSA676101  Mentzelia involucrata Scott D. White 2001-4-3 8266 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UC217974  Mentzelia involucrata P. A. Munz, D. Keck 1922-4-13 4940 Riverside Colorado Desert, Eagle Mtns. 243 Comment
  UC672667  Mentzelia involucrata Margaret Stason 1927-2-12 1000 Riverside Colorado Desert,Palm Canyon Comment
Read comments Nov 12 2011
  RSA69584  Mentzelia involucrata var. megalantha F. W. Peirson 1926-1-31 6494 Riverside Dos Palmas [Spring], Colorado Desert. Comment
  RSA1275  Mentzelia laevicaulis E. R. Johnson 1928-6-8 972 Riverside Jackrabbit Pass, 6 miles W of Beaumont, Riverside County Comment
  JEPS26731  Mentzelia longiloba Marjorie D. Clary 1936-3-20 2595 Riverside Forty miles north of Desert Center on the road to Webber City. North Colorado Desert. Comment
Read comments Aug 28 2016
  UC700968  Mentzelia longiloba Aven and Ruth Nelson 1939-3-30 3336 Riverside near Desert Center (hiway 60) Comment
  RSA282473  Mentzelia obscura J. Zavortink 1964-1-20 2458 Riverside Joshua Tree National Monument, Fried Liver Wash Comment
  UCD149865  Mentzelia veatchiana Harry George 1968-2-21 s.n. Riverside Joshua Tree National Monument. Comment
  CAS-BOT-BC435295  Mesembryanthemum nodiflorum A. C. Sanders; K. C. Rose 1998-5-21 21853 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  SEINET3152207  Mesosphaerum emoryi G. B. Grant 1906-1 776 -6610 Riverside Colorado desert at Palm Springs, southern California Comment
  CAS-BOT-BC348454  Micropus californicus var. californicus Steve Boyd 1992-4-14 6804 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed of Bluewater Cyn, S of Sitton Pk. 853 Comment
  RSA524416  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4108 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  UCR189562  Microseris douglasii subsp. platycarpha Theresa Johnson 2006-5-2 069 Riverside Peninsular Range, Aguanga Basin, north shore Lake Skinner, c. 100m west of road at base of Bachelor Mountain 447 Comment
  POM19636  Microseris lindleyi Mary F. Spencer 1923-6-9 2169 Riverside Idyllwild. San Jacinto Mt. 1828 Comment
  UCR104920  Microseris lindleyi A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20652 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  POM307270  Mimulus androsaceus Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2116 Riverside Santa Rosa Mountains. Comment
  UCR98683  Mimulus aurantiacus 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
  LA209115  Mimulus aurantiacus var. pubescens Norman C. Cooper; 1944-5-6 1205 Riverside Banning 701 Comment
  POM256714  Mimulus aurantiacus var. pubescens W. Pequegnat 1940-6-19 s.n. Riverside Pleasants Pk. (Sugarloaf Pk.) 1220 Comment
  UC987817  Mimulus aurantiacus var. pubescens Reid Moran 1941-5-5 845 Riverside e Quail Spring; Joshua Tree National Monument 1300 Comment
  UCR252523  Mimulus aurantiacus var. pubescens J. Mendoza 2011-5-28 s.n. Riverside Moreno Valley, Boulder Ridge Dr. east of intersection with Lasselle, north of Ironwood Ave. and east of Perris Blvd. on north side of valley 645 Comment
  POM312148  Mimulus aurantiacus var. puniceus N. C. Cooper 1944-6-4 1321 Riverside Elsinore Mountain. Lookout at top. 1067 Comment
  UCR116704  Mimulus aurantiacus var. puniceus Dan Hare 2001-5-1 s.n. Riverside Santa Ana Mtns. region, Cleveland National Forest near Upper San Juan Campground, off the Ortega Highway near the confluence of Morrell and Decker Canyons 579 Comment
  CLARK-A1528-4233  Mimulus bigelovii John C. Roos 1947-2-15 3260 Riverside Hayfield Comment
  UC963821  Mimulus bigelovii var. bigelovii Helen K. Sharsmith 1952-4-11 4061 Riverside ca. 2 mi from Shaver Summit; Mojave Desert, Eagle Mountains, Lost Palms Canyon 670 Comment
  UCR22084  Mimulus brevipes Steve Boyd 1980-5-3 187 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR80817  Mimulus brevipes Scott D. White 1993-5-29 1461 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  UCSC000863  Mimulus brevipes Peter Kamb 1947-6-7 565 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  SFV21864  Mimulus cardinalis L. Malessa 2000-7-23 s. n. Riverside San Jacinto Mountains Dark Canyon, North Fork San Jacinto River. Dark Canyon Campground. 1770 Comment
  UCR217663  Mimulus clevelandii Ana Hernandez, Kim Sparks 2010-5-11 021 Riverside Santa Ana Mountains foothills, On Horsethief Trail, on ridge between Horsethief Canyon and Rice Canyon, 2.42km east-southeast of Trabuco Peak 1200 Comment
  UCR17145  Mimulus floribundus Eric Fisher 1979-5-19 s.n. Riverside Box Springs Mtns, Reche Canyon, 5.5 mi NW of Moreno 610 Comment
  UCR84609  Mimulus floribundus Scott D. White, S. Ogg 1994-4-21 2003 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UC472795  Mimulus fremontii var. fremontii M. F. Spencer 1921-7-1 13 Riverside Banning Road from Palm Springs; San Gorgonio Pass Comment
  UCR20880  Mimulus fremontii var. fremontii A. C. Sanders 1978-7-3 615 Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  UC597599  Mimulus palmeri Philip A. Munz 1937-5-30 15092 Riverside n Vandeventer Flat; Santa Rosa Mts. 1676 Comment
  UCR68851  Mimulus palmeri Steve Boyd, T. S. Ross 1990-5-11 4635 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  RSA0018997  Mimulus pilosus Steve Boyd, Gary D. Wallace 2005-7-30 11640 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
  UCR275946  Mimulus pilosus T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3787 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
  CAS-BOT-BC388772  Minuartia douglasii Steve Boyd 1986-4-20 1724 Riverside Gavilan Hills-Gavilan Hills: Harford Springs Co. Park Comment
  UCR41540  Mirabilis bigelovii A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6056 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  UCR226999  Mirabilis bigelovii var. retrorsa Jim Andre 2011-2-2 16220 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA464253  Mirabilis laevis var. crassifolia Jack Rempel 1942-3-2 s.n. Riverside San Gorgonio Pass, S of Cabazon. Roadside between highway and R.R. tracks Comment
  SBBG119928  Mirabilis laevis var. crassifolia J. Green, S. J. Myers 2003-6-25 Riverside French Valley, "Greenway site" along Tucalota Crk ca. 1 mi E of Murrieta Hot Springs 396 Comment
  SD137714  Mirabilis laevis var. crassifolia Darin L. Banks, Steve Boyd 1995-5-3 274 Riverside Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA0121210  Mirabilis laevis var. retrorsa Duncan S. Bell, LeRoy Gross 2016-3-8 8822 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.75 air miles north of the Bradshaw Trail. 466 Comment
  RSA464249  Mirabilis laevis var. retrorsa Martha Hilend 1928-3-9 66 Riverside Near White Water Bridge. Colorado Desert. Comment
  RSA652390  Mirabilis laevis var. retrorsa N. R. Zabriskie, Walter Zabriskie 1971-2-15 s.n. Riverside South facing slope, North Canyon, Andreas Canyon drainage, E slope San Jacinto Mnts, Riverside County. 427 Comment
  SEINET3161562  Mirabilis laevis var. retrorsa J. Henrickson 1973-3-18 8609 Riverside ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger at N end of Coyote Canyon Road, on the first steep grade down to canyon 823 Comment
  UC665881  Mirabilis laevis var. retrorsa Ira L. Wiggins 1941-3-27 9696 Riverside Slopes 4 miles N of Whitewater Comment
  UC851739  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood Springs Comment
  RSA676276  Mirabilis laevis var. villosa Scott D. White 2001-4-3 8227 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UCD98207  Mirabilis laevis var. villosa C. L. Hitchcock 1966-3-16 24176 Riverside 1/4 mile w. of Aguanga. Comment
  RSA19185  Mirabilis multiflora var. pubescens R. S. Woglum 1937-4-24 296 Riverside San Jacinto Mountains, on Palms to Pines Road, about 2 mi above junction with Palm Springs Highway Comment
  RSA464621  Mirabilis multiflora var. pubescens N. R. Zabriskie, W. M. Zabriskie 1972-3-30 500 Riverside west of Hwy 74, Santa Rosa Mountains 976 Comment
  CAS-BOT-BC229624  Mirabilis tenuiloba S. B. Parish 1907-4-18 6071 Riverside West Canon [Canyon], W edge of the Colorado desert 200 Comment
  RSA700932  Mirabilis tenuiloba Keith E. Hoffmaster 1933-4-14 s.n. Riverside Taquitz canyon Comment
  RSA596945  Modiola caroliniana A. C. Sanders 1996-3-27 18022 Riverside UCR campus. west side of campus near The Barn. 335 Comment
  UCR77714  Mollugo verticillata Steve Boyd, Et al 1991-6-14 6342 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  UCD125041  Monardella australis Mitch Provance; Steve Boyd, Lauren Raz 1998-8-13 998 Riverside Desert Slopes of the San Bernardino Mountains: ca 1.5 miles east of Cushenberry Springs. 1402 Comment
  LA63042  Monardella australis subsp. australis Martha Hilend; 1928-8-7 sn Riverside Mt San Jacinto, between Summit and Round Valley Comment
  JEPS63328  Monardella breweri subsp. lanceolata Carl V. Meyer 1928-8-1 624 Riverside Saunder's Meadow San Jacinto Mts. Comment
  UC519759  Monardella breweri subsp. lanceolata C. Epling 1932-6-26 Riverside Jurupa Hills Comment
  LA96101  Monardella nana Elizabeth McClintock; 1941-7-18 122 Riverside San Jacinto Mountains, trail to Hidden Lake, about 1 mi. beyond the cienega Comment
  RSA750392  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-5-31 50 Riverside About 5 miles from the Anza Monument turn off. Comment
  UC1499917  Monardella nana subsp. tenuiflora E. McClintock, H. Lewis 1941-6-22 74 Riverside on road to Black Mt. (1 1/2 mi from snow gate) Comment
  UCR221465  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-13 112 Riverside Peninsular Range; San Jacinto Mtns., near sawmill at Domengonio [Domenigoni] Flats [Strawberry Valley near Camp Emerson & USC Idyllwild campus], on old Idyllwild road [Tollgate Rd.] 1555 Comment
  GMDRC3510  Monardella robisonii T. La Doux, J. Andre 2008-9-16 349 Riverside Little San Bernardino Mountains: Joshua Tree National Park: among boulders on NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad 34 deg. .534' N 116 deg. 3.098' W. Elev. 4354 ft. 1327 Comment
  SD132295  Monardella robisonii K. Stolte 1979-9-4 Riverside Joshua Tree national Monument. Keys Ranch, Hidden Valley area. 100 meters SW of the National Parks Service trailer Comment
  UC72711  Monolepis nuttalliana Miss M. A. King 1893-1 Riverside Menifee Comment
  JOTR38685  Monoptilon bellioides Hodges, Stephen R. 2017-2-7 701 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
  POM363592  Monoptilon bellioides Martha Hilend 1928-3-11 97 Riverside Morongo Pass, Colorado Desert region. Comment
  SJSU11653  Monoptilon bellioides R. C. McGehee 1970-4-15 202 Riverside Wileys Well, 26 mi SE of Blythe Comment
  UC1606977  Monoptilon bellioides David Charlton 1988-2-18 1144 Riverside s. Joshua Tree Nat'l Park (Fargo Canyon Rd. to Cottonwood Wash, parallel to I-10, 1 mi. e. of junction Dillon Rd. & Fargo Canyon Rd.); s. side Little San Bernardino Mts. 609 Comment
  UC667243  Monoptilon bellioides Annie M. Alexander and Louise Kellogg 1941-5-11 2153 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 883 Comment
  UCD134635  Monoptilon bellioides C. L. Hitchcock 1966-3-20 24306 Riverside 20 miles N of Ogilby, along road to Blythe. Comment
Read comments Mar 1 2014
  UCSB9912  Monoptilon bellioides Yokoyama, Howard 1953-3-21 Riverside 9 miles east of Indio Comment
  POM10484  Mucronea californica Charlotte M. Wilder 1904-3-15 202 Riverside Wilders Canyon Comment
  UCR138613  Muhlenbergia filiformis L. C. Wheeler 1961-6-24 7908 Riverside San Jacinto Mountains, Fulmor Lake Comment
  RSA389637  Muhlenbergia microsperma F. M. Reed 1907-2-12 1202 Riverside Arroyo Tequisquite Comment
Read comments Jan 18 2014
  RSA718830  Muhlenbergia microsperma Michael Honer, L. Hulse 2004-4-3 1921 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. 610 Comment
  JEPS68834  Muhlenbergia rigens Annie M. Alexander and Louise Kellogg 1938-12-11 269 Riverside Lost Palm Canyon 685 Comment
  RSA91746  Muhlenbergia rigens F. W. Peirson 1921-3-23 2373 Riverside Deep Canyon south of Coachella Valley 335 Comment
  RSA674957  Muilla maritima Scott D. White 2001-6-8 8570 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UC218013  Myosurus minimus P. A. Munz and I. M. Johnston 1922-5-20 5461 Riverside Hemet Valley, pool at Kenworthy; San Jacinto Mts 1432 Comment
Read comments Mar 25 2011
  RSA660503  Myosurus minimus subsp. apus A. C. Sanders, K. C. Rose 1998-5-21 21861 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  SBBG238  Myriopteris covillei H. and M. Dearing 1941-3-5 4809 Riverside Andreas Cyn Comment
  SD181815  Myriopteris newberryi Scott D. White, Tasha La Doux 2000-4-20 7676 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  RSA0006065  Myzorrhiza hutchinsoniana W. Hutchinson 1921-04 3407 Riverside Near Palm Springs. Comment
  RSA522092  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3760 Riverside Vail Lake area, along west shore of lake 1/2 mi S of dam. 427 Comment
Read comments Jul 9 2014
  UCR65270  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3761 Riverside Peninsular Range, Vail Lake area, along W shore of lake 0.5 mi south of the dam 427 Comment
  RSA0123350  Nama demissa Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9033 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
  RSA516897  Nama demissa Steve Boyd, Orlando Mistretta 1986-3-13 1414 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
  RSA550356  Nama demissa Walter Wisura 1992-3-24 4632 Riverside 13.1 miles NE of Mecca on Box Canyon Road. Comment
  RSA79156  Nama demissa P. A. Munz, P. C. Everett 1952-5-2 16252 Riverside 2 miles west of Desert Hot Springs. 183 Comment
  SEINET3165869  Nama demissa G. B. Grant 1906-4-20 6777 Riverside Palm Springs Comment
  UCSB33603  Nama demissa Simmons, Karen 1979-3-25 Riverside Just south of Cottonwood Springs; 30.5 mi. south of White Tank Campground; on Pinto Basin Road; Joshua Tree National Monument 152 Comment
  RSA74713  Nama demissa var. deserti F. W. Peirson 1920-2-15 2315 Riverside Palm Springs, Tahquitz Camp. Comment
  UCR16734  Nama demissa var. deserti J. Texera 1970-3-27 2 Riverside Sonoran (Colorado) Desert, c. 3 miles south of town of Palm Desert on dirt road continuation of Portola Avenue, 0.75 mile north of boundary fence of Deep Canyon Desert Research Center 207 Comment
  GMDRC5933  Nama hispida var. spathulata J. M. Andre 2013-3-27 24792 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  UCR110373  Nama stenocarpa A. C. Sanders, Mitch Provance 1999-9-26 23120 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA595272  Nassella lepida D. L. Banks, Victor Steinmann 1996-4-20 900 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 512 Comment
  RSA615323  Nassella lepida Scott D. White 1997-5-25 5226 Riverside Bautista Canyon, Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn. Rd. and intermittent stream crossing. 793 Comment
  SD146190  Navarretia atractyloides Andy C. Sanders 2000-5-25 23425 Riverside Menifee Valley; S of Newport Road and E of Bradley Road, 2 miles due East of Railroad Canyon Lake 438 Comment
  UC1929472  Navarretia atractyloides Scott D. White, Michael Honer 2003-6-3 9480 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  RSA0015059  Navarretia fossalis D. E. Bramlet, Fred Roberts, I. Anderson 2005-6-10 3875 Riverside 4.5 miles west of Hemet. The site is located 1000 feet south of Stetson and 300 feet east of California. 456 Comment
  JEPS57110  Nemacaulis denudata var. denudata M. French Gilman 713 Riverside desert e Palm Springs Comment
  JEPS5234  Nemacladus glanduliferus W. L. Jepson 1928-4-25 12602 Riverside Cottonwood Springs; Colorado Desert, Eagle Mts. 731 Comment
Read comments Oct 9 2010
  RSA439263C  Nemacladus glanduliferus Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  SD73181  Nemacladus longiflorus Darley F. Howe 1969-5-15 Riverside Near Dripping Springs Camp. 455 Comment
  POM4574  Nemacladus longiflorus var. longiflorus S. B. Parish 1917-6-11 11304 Riverside Santa Ana River. Comment
  RSA585790  Nemacladus pinnatifidus D. L. Banks, S. D. Boyd 1995-5-9 0417 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 737 Comment
  RSA395910  Nemacladus ramosissimus Steve Boyd 1986-4-22 1770 Riverside Temescal canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  RSA614866  Nemacladus ramosissimus D. L. Banks 1997-4-5 1710 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just west of the Pechanga Indian Reservation boundry, at the headwaters of a tributary of the north fork of Pechanga Creek. 768 Comment
  RSA421355  Nemophila menziesii E. Crow 1929-3-17 196 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  SEINET7073396  Nemophila menziesii A. G. Vestal 1963-4-23 s.n. Riverside About 1.6 mile up the Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR116966  Nemophila menziesii A. C. Sanders, T. B. Salvato 2001-5-3 24091 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UC64047  Nemophila spatulata H. M. Hall 1901-7 2406 Riverside in meadows or along creeks of Tamarack Valley, San Jacinto Mountains San Jacinto Mountains, Tamarack Valley 2804 Comment
  UCR101558  Nicotiana acuminata var. multiflora A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22232 Riverside San Bernardino Mtns., Morongo Indian Reservation, lower Hathaway Creek Canyon 838 Comment
  JEPS12375  Nicotiana clevelandii S. B. Parish 1920-3-26 20011 Riverside near Palm Springs (e base of Mt. San Jacinto); Colorado Desert, Mt. San Jacinto Comment
  UCR85251  Nicotiana clevelandii A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16184 Riverside Western Colorado Desert, Coachella Valley, Willow Hole, 4 miles south of Desert Hot Springs. 213 Comment
  JOTR30638  Nicotiana obtusifolia La Doux, Tasha, Erin Babich 2008-4-21 1800 Riverside Joshua Tree National Park. Stop 3-Little San Bernardino Mountains, S of Covington Flat 1290 Comment
  RSA708493  Nicotiana obtusifolia Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10890 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. 24 Comment
  UCR239209  Nicotiana obtusifolia Steven R. Hill 2001-5-3 33670 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
  UCR116958  Nicotiana quadrivalvis A. C. Sanders, T. B. Salvato 2001-5-3 24111 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR125291  Nicotiana quadrivalvis A. C. Sanders 2002-11-21 25648 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  RSA115923  Oenothera californica subsp. californica Richard Snow 1957-4-1 318 Riverside Sandy field 11 miles west of Riversode on Hwy 60. Comment
Read comments Mar 23 2014
  CSUSB207  Oenothera deltoides Linda Stangor 1974-4-18 Riverside Windy Point; South side of Windy Point dunes. Comment
  CSUSB208  Oenothera deltoides Steve G. Nelson 1974-4-13 Riverside Two miles north of US Highway 10 on Washington. Found 200 yards from road in sand dunes. 152 Comment
  RSA615333  Oenothera deltoides subsp. deltoides George K. Helmkamp, E. A. Helmkamp 1998-2-18 2689 Riverside Colorado Desert: Midland Road, 3.8 miles SE of Midland, Little Maria Mountains Comment
  UC665751  Oenothera deltoides subsp. deltoides Ira L. Wiggins 1941-3-26 9660 Riverside along wash Wiley Well Comment
  UCD170719  Oenothera rosea A. C. Sanders 1998-4-11 21750 Riverside Riverside, NE edge of UCR campus, east of A and I dorms and south of Watkins Dr., near Parking Services Bldg. 335 Comment
  JEPS25889  Oligomeris linifolia W. L. Jepson 1927-4-12 11670 Riverside ne Mecca (Painted Canyon); Colorado Desert, Painted Canyon 76 Comment
  RSA399182  Oligomeris linifolia Ora M. Clark 1929-3-17 1740 Riverside N. La Quinta, Colorado Desert. Comment
  UCR148854  Oligomeris linifolia 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
  UC212341  Olneya tesota S. B. Parish 1916-5-13 10857 Riverside Cottonwood Springs; Colorado Desert Comment
  CAS-BOT-BC349930  Oncosiphon piluliferum Scott D. White; Justin Wood 2008-5-1 11925 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR260874  Oncosiphon piluliferum A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-8 41574 Riverside Peninsular Range; Elsinore Trough, City of Lake Elsinore, vacant lot south of intersection of 3rd St. and Pasadena St., west of Birch St., near drainage channel from lake toward Temescal Creek 387 Comment
  SEINET9037813 Image available Opuntia basilaris var. basilaris M. A. Baker, Michelle Cloud-Hughes 2015-1 18416 Riverside 1.5km north of the historic site of Whitewater, 16km NW of central Palm Springs, low slope to the west side of wash, granitic silt, fine sand, and gravel 474 Comment
  UCR42624  Opuntia littoralis A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6457 Riverside Peninsular Range, Temescal Wash just below Lee Lake [Corona Lake], 5 mi NW of Alberhill 366 Comment
  RSA0010377  Opuntia megacarpa D. Griffiths 1908-8-25 9501 Riverside Banning Comment
  UCR119405  Opuntia microdasys Mitch Provance 1998-6-24 756 A Riverside Jurupa Mountains, Glen Avon Heights, property north of the end of Flemming St., and just south of the Glen Avon Quarry. 259 Comment
  SEINET9192033 Image available Opuntia phaeacantha Marc A. Baker, Michelle Cloud-Hughes 2015-6-23 18358 Riverside 2.5km north of central Banning, 39km NW of central Palm Springs 841 Comment
  RSA439548  Opuntia ramosissima B. C. Templeton 1965-04 10526 Riverside Joshua Tree. Comment
  RSA539202  Orcuttia californica D. E. Bramlet 1992-4-29 2253 Riverside San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  SEINET10723433  Oreostemma alpigenum var. andersonii David B. Dunn 1946-8-17 Dunn 2693 Riverside Damp meadow area grassy, near the stream at the camp in Taquitz Valley, San Jacinto Mts. 2438 Comment
  JEPS46553  Orobanche Rimo Bacigalupi with Paul C. Hutchison 1958-2-19 6205 Riverside 20 mi n Desert Center (along the Parker Dam Hwy from Rice to Desert Center, and about 3-4 mi e of eastern base of Coxcomb Mts.); Colorado Desert 243 Comment
  RSA0066570  Orobanche cooperi subsp. cooperi M. Pijoan 1927-4-9 s.n. Riverside Deep Canyon east of Palm Springs. Comment
  RSA0084356  Orobanche cooperi subsp. cooperi Edmund C. Jaeger 1922-3-4 1108 Riverside Painted Canyon, near Mecca. Comment
  RSA0084361  Orobanche cooperi subsp. cooperi W. B. McDougal 1930-4-13 s.n. Riverside 1000 Palms. Colorado Desert. Comment
  RSA0083183  Orthilia secunda E. C. Jaeger 1921-7-6 1171 Riverside Round Valley. Comment
  POM184267  Orthocarpus purpurascens var. pallidus Philip A. Munz 1932-3-24 12016 Riverside Corona 366 Comment
  RSA612963  Orthocarpus purpurascens var. purpurascens D. L. Banks 1997-3-29 1632 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  SEINET4208826  Osmadenia tenella Steve Boyd, Tim Ross 1992-6-10 7626 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about 'Potrero Escondido', an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (&S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek.; 0 671 Comment
  RSA458996  Osmorhiza brachypoda E. Crow 1929-4-7 317 Riverside East end of Corona Skyline Drive, Santa Ana Mountains. Comment
  UCR26850  Osmorhiza brachypoda E. W. Lathrop 1966-5-17 6536 Riverside Santa Ana Mtns., 4 mi. west of Corona, between Tin Mine Canyon and Santiago Peak 612 Comment
  RSA562478  Oxalis corniculata Steve Boyd, Tim S. Ross 1992-5-5 7258 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  UC6605  Oxyria digyna H. M. Hall 1897-8-11 794 Riverside n side San Jacinto Mt.; n side San Jacinto Mt.; elevation as 11800 ft 3293 Comment
  RSA279603  Oxytheca caryophylloides James L. Reveal, Barbara J. Etter 1976-6-30 4527 Riverside San Jacinto Mts along Highway 243 at the turnoff to Black Mountain north of Idyllwild 1616 Comment
  CLARK-A1528-3756  Oxytheca emarginata John C. Roos 1941-5-10 126 Riverside San Jacinto Mountains 1219 Comment
  POM263144  Oxytheca emarginata J. C. Roos 1941-5-10 126 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  UCR18187  Oxytheca emarginata A. C. Sanders 1978-4-30 865 Riverside Santa Rosa Mtns, Pinyon Flats area, above the Dolomite Mine 1220 Comment
  UCR24260  Oxytheca trilobata John C. Roos 1937-8-17 2544 Riverside San Jacinto Mtns., Near Idyllwild Comment
  SD7982  Paeonia californica Daniel Cleveland 1882-4-22 Riverside Temecula Comment
  SFV7072  Palafoxia arida T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-11-16 772 Riverside Along US Highway 95 in Big Wash at east end of county. 116 Comment
  UCD134903  Palafoxia arida Lewis S. Rose 1959-1-8 59002 Riverside La Quinta. 15 Comment
  JEPS26054  Palafoxia arida var. arida Spencer W. Brown and U. Nur 1960-2-6 Riverside 4 mi E of Beaumont on Hwy 99 Comment
  RSA289866  Palafoxia arida var. arida B. A. Prigge 1980-12-15 4106 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  UC485220  Palafoxia arida var. arida Joseph Grinnell 1910-3-17 Riverside Riverside Mt. Colorado River (sandy place at foot of mesa) Comment
  UCR24014  Panicum alatum var. minus John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 18 mi. west of Blythe 122 Comment
  RSA314484  Panicum capillare R. F. Thorne, K. L. Wright, R. K. Benjamin 1982-10-8 55367 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  UCR278641  Panicum hirticaule subsp. hirticaule Onkar Singh 2015-11-10 5615 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 100 m south of Hwy I-10, 50 m east of eastern terminus of Chiuckwalla Valley Road 115 Comment
  POM193819  Panicum hirticaule subsp. hirticaule Marcus E. Jones 1929-9-19 24693 Riverside East of Desert Center Comment
  SEINET10788753  Panicum urvilleanum Sarah E. Youngstrom, J. Travis Columbus 2007-5-23 Youngstrom 1 Riverside Just E of San Jacinto in San Jacinto River, 100-200 m N of Main St. bridge, near middle of dry river channel. 485 Comment
  CAS-BOT-BC422793  Papaver californicum Steve Boyd; Tim Ross 1990-5-11 4629 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy 79. 670 Comment
  CAS-BOT-BC274190  Pappostipa speciosa H. M. Hall 1899-5-1 1177 a Riverside San Jacinto Mountains. El Toro Mt. Comment
  CLARK-A1045-123  Parietaria floridana George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  RSA448022  Parietaria hespera var. hespera E. S. Spalding 1926-2-14 15046 Riverside Palm Canon. Mesophytic habitat. Comment
Read comments Sep 10 2011
  CSUSB1138  Parkinsonia aculeata John N. Bullock 1970-5-8 Riverside Twenty meters south of Dillon Road and Berdoo Canyon Road. 30 Comment
  LA45753  Parkinsonia florida S. Beller; 1926-4-20 sn Riverside Palm Springs Comment
  UCD166275  Parkinsonia florida Jack Major 1962-4-17 789 Riverside Just outside of Palm Desert of CA HWY 74. (Exact location unknown. Coordinates estimated by label maker.) 250 Comment
  UCR166533  Parkinsonia florida Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10894 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA703376  Pectocarya heterocarpa LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1429 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA704543  Pectocarya heterocarpa LeRoy Gross 2005-3-3 1579 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  UCR172283  Pectocarya linearis John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  RSA769651  Pectocarya linearis subsp. ferocula Duncan S. Bell, Naomi Fraga 2010-4-22 852 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.2 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 771 Comment
  UCD120131  Pectocarya linearis subsp. ferocula A. C. Sanders; Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23891 Riverside Perris-Aguanga Basin region Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct. 381 Comment
  RSA0112091  Pectocarya platycarpa Duncan S. Bell 2010-2-21 545 Riverside Arica Mountains; Palen/McCoy Wilderness area; collecting in the central part of range. 418 Comment
  RSA795743  Pectocarya platycarpa J. Andre 2012-3-19 21314 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  RSA777854  Pectocarya recurvata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 844 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  UCR177295  Pectocarya recurvata Scott D. White 2003-3-23 8834 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  POM13012  Pectocarya setosa P. A. Munz, I. M. Johnston 1922-5-19 5440 Riverside Garner Ranch, Hemet Valley in San Jacinto Mountains. 1372 Comment
  SBBG118580  Pectocarya setosa L. Gross with V. Soza 2003-5-8 826 Riverside N end of Rouse Ridge, S of the San Jacinto River, N of Rouse Hill Rd; T5S R2E S19, Center 777 Comment
  UC1543142  Pediomelum californicum Fullerton Junior College Botany students 1936-5-22 Riverside San Jacinto Mountains Comment
  UCR174257  Pellaea andromedifolia A. C. Sanders, T. B. Salvato 2006-6-2 33065 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC71403  Pellaea mucronata Wr. Coc?r 1917-3-23 s.n. Riverside Palm Springs 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
  RSA0104671  Pellaea mucronata subsp. californica Duncan S. Bell 2015-9-30 8691 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  JOTR29594  Pellaea mucronata var. mucronata Andre, Jim 2006-4-26 6773 Riverside Joshua Tree National Park. ridgetop W of upper Long Canyon, approx 0.5 mi. S. of radio tower and of NE corner (boundary) of park 1324 Comment
  RSA495413  Pellaea mucronata var. mucronata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2948 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UC495186  Pellaea mucronata var. mucronata P. A. Munz 1932-4-24 12393 Riverside Snow Creek Canyon; San Jacinto Mts 457 Comment
  RSA706624  Pennisetum setaceum Prince, J. I. Davis, J. Mark Porter, R. Cerros, N. Refulio 2002-3-16 02 -264 Riverside Whitewater Canyon. ca 5 km North of CA Hwy 10 on Whitewater Canyon Road. Flat areas along creek., [Coordinates from the label are off and the county should be Riverside] Comment
  RSA401846  Penstemon X parishii E. C. Jaeger 1929-6-8 s.n. Riverside McMullen Trail [Banning to McMullen Flat] 1280 Comment
Read comments Nov 5 2011
  CAS-BOT-BC266692  Penstemon californicus Philip A. Munz 1937-5-31 15122 Riverside Kenworthy, S end of San Jacinto Mountains 1371 Comment
  UCR137170  Penstemon centranthifolius Larry E. DeBuhr 1972-3-23 512 Riverside Santa Rosa Mtns., San Bernardino National Forest, along forest road 7S02 to Santa Rosa Mt. 1646 Comment
  RSA97020  Penstemon centranthifolius R. M. Straw 1953-6-4 445 Riverside Head of Palm Canyon, Palms to Pines Hwy. Comment
  UCR133126  Penstemon clevelandii A. C. Sanders 1985-5-4 5776 Riverside Santa Rosa Mtns, Hwy 74 at Santa Rosa Mountain Rd. 1402 Comment
  CAS-BOT-BC265286  Penstemon clevelandii subsp. connatus Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mount San Jacinto? Comment
  JEPS7549  Penstemon clevelandii var. connatus W. L. Jepson May 17 1901-Jun 1 1901 1339 Riverside Palm Canyon of Mt. San Jacinto Palm Canyon of Mt. San Jacinto and ret to Van Deventer's (and return to Van Deventer's) 914 Comment
  CLARK-A1528-1221  Penstemon cordifolius Robin L. Kobaly 1972-5-20 RLK 720520 Riverside San Jacinto Mountains 914 Comment
  JEPS7536  Penstemon eatonii var. undosus W. L. Jepson 1914-5-18 6007 Riverside n Indio (Pinon Well grade summit, betw. Pinon Well and County Well); Colorado Desert, summit Pinon Well grade, n of Indio Comment
  UCR151032  Penstemon grinnellii Scott D. White 1998-7-31 6931 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  SD229289  Penstemon grinnellii var. grinnellii Dick Schwenkmeyer 2012-6-27 756 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  JEPS13632  Penstemon labrosus Peter Kamb 1948-7-11 1193 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  RSA748227  Penstemon spectabilis T. Scott, A. Townesmith, K. M. Meyer 2007-3-18 134 Riverside San Bernardino National Forest. 1.0 mile up Little Thomas Mountain Rd. (Forest Road 6S13) just S of Lake Hemet from Rt. 74. 1409 Comment
  JEPS26107  Penstemon spectabilis var. spectabilis Peter H. Raven 1958-5-17 12952 Riverside on road to Idyllwild 7.4 mi se Banning (San Jacinto Mountains); , se of Banning rd to Idyllwild Comment
  RSA0014938  Penstemon spectabilis var. spectabilis LeRoy Gross, Evan Meyer 2013-5-21 6121 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  RSA502512  Penstemon spectabilis var. spectabilis Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3567 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  CAS-BOT-BC330347  Pentachaeta aurea H. M. Hall 1899-5-20 1136 Riverside San Jacinto Mountains, Johnston Ranch 1524 Comment
  LA203844  Pentachaeta aurea Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  UCR122535  Pentachaeta aurea George K. Helmkamp, E. A. Helmkamp 2001-5-20 6661 Riverside San Jacinto Mtns., 0.3 mi NW of Keen Camp Summit along CA-74 1494 Comment
  UC42775  Pentagramma maxonii Vasey Jr. Feb. 1881 10 Riverside Whitewater Comment
Read comments Jan 16 2010
  RSA687426  Pentagramma triangularis Norman C. Cooper 1944-4-8 1085 Riverside Andreas Canyon 457 Comment
  RSA0070828  Pentagramma triangularis P. A. Munz, I. M. Johnston 1922-5-20 5464 Riverside San Jacinto Mountains: Pipe Creek, Hemet Valley. 1402 Comment
  CAS-BOT-BC71577  Pentagramma triangularis subsp. maxonii Lewis S. Rose 1966-12-14 66109 Riverside Chino Canyon, 3 mi. W of Palm Springs 670 Comment
  RSA459096  Perideridia parishii subsp. latifolia M. B. Dunkle 1933-7-22 3744 Riverside Tahquitz Valley. 2317 Comment
  CAS-BOT-BC355978  Perityle emoryi H. M. Hall 1902-4-1 2793 Riverside Western borders of the Colorado Desert. Coyote Canyon 152 Comment
  JOTR35343  Perityle emoryi Harding, Mitzi, Mark Wheeler 2012-2-28 110 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  POM41582  Perityle emoryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA124410  Perityle emoryi P. C. Everett, E. K. Balls 1958-4-29 23014 Riverside Hwy 60/70, Indio to Blythe, 1 mile W of Cactus City 549 Comment
Read comments Mar 20 2011
  RSA25474  Perityle emoryi C. L. Hitchcock 1940-3-31 5893 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  RSA554429  Perityle emoryi Theo Glenn 1991-5-30 91 -116 Riverside Mule Mtns, 0.2 mi. E of the Opal Hill Mine, just N of the Imperial County line and W of Palo Verde. Comment
  SBBG100847  Perityle emoryi W. L. Halvorson 1977-2-5 77 -10 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  JOTR35180  Persicaria lapathifolia Harding, Mitzi, T. Herskovits 2011-9-14 162 Riverside Joshua Tree National Park. Queen Mountains; west side of Barker Dam; small riparian zone in and along drainage from dam 1300 Comment
  OBI78428  Persicaria punctata Steve Boyd 1985-7-23 1014 Riverside De Luz Rd, 8 mi W of Rancho California; In Sandia Crk 305 Comment
  RSA0042103  Petalonyx linearis Duncan S. Bell, LeRoy Gross 2014-3-13 6232 Riverside Orocopia Mountains; southern section of range; approximately 1.75 west northwest of Clemens Well. 293 Comment
  CAS-BOT-BC167761  Petalonyx thurberi R. F. Hoover 1966-10-15 10155 Riverside Dead Indian Creek wash, south of Palm Desert Comment
  CAS-BOT-BC167765  Petalonyx thurberi Victor Duran 1933-7-3 3500 Riverside Coachella Valley at Deep Canyon 243 Comment
  RSA125461  Petalonyx thurberi E. K. Balls, P. C. Everett 1957-8-20 22662 Riverside 3.2 miles N along road to 29 Palms from Jct with Hwy 60/70/99. 259 Comment
  SEINET11978708  Petalonyx thurberi Unknown 1936-1 12554 Riverside Colorado Desert N of Palm Springs Comment
  CAS-BOT-BC326727  Peucephyllum schottii Munz; Street; Williams 1919-3-26 2391 Riverside Near Salton Sea Comment
  SD258888  Peucephyllum schottii Sarah J. De Groot, Thomas Stoughton 2016-2-18 7627 Riverside Mecca Hills; side canyon (east fork) of Painted Canyon. 181 Comment
  UCR148305  Peucephyllum schottii 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
  POM182078  Phacelia ambigua P. A. Munz 1932-3-14 11974 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  POM7724  Phacelia ambigua P. A. Munz, R. D. Harwood 1920-4-3 3576 Riverside 30 miles west of Blythe. 366 Comment
  UCR260849  Phacelia brachyloba A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41415 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  POM263071  Phacelia campanularia J. C. Roos 1937-4-18 678 Riverside Whitewater, Colorado Desert. Comment
  UC1595707  Phacelia campanularia W. Wisura, A. King, and L. Newcomb 1992-4-10 4676 Riverside n W-Palm Springs; Gorgonio Pass, Stubbe Canyon Comment
  RSA0120323  Phacelia campanularia subsp. campanularia Duncan S. Bell 2016-3-13 8923 Riverside Whitewater Canyon; in the vicinity of Painted Hill, approximately 2.5 air miles southeast of the Ranger Station (trout pond). 613 Comment
  UC702059  Phacelia campanularia subsp. campanularia Harlan Lewis 1946-4-21 103 Riverside side canyon about 3 mi from Hiway 99; Whitewater Canyon Comment
  RSA0043230  Phacelia crenulata var. ambigua Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11284 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  RSA0049852  Phacelia crenulata var. ambigua Jim Andre 2014-1-27 26671 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA777727  Phacelia crenulata var. ambigua Jim Andre, G. L. Clifton 2011-2-22 17434 Riverside Mecca Hills; along Box Canyon Road, 8.5 miles NE of town of Mecca 171 Comment
  SD21521  Phacelia crenulata var. ambigua Frank F. Gander 1938-5-21 5764 Riverside Shaver's Summit Comment
  UC1007200  Phacelia crenulata var. ambigua Philip A. Munz 1940-3-23 15667 Riverside road <from?> Dale to Cottonwood Springs (s base of mts.); Pinto Mts. 609 Comment
  UCR102923  Phacelia crenulata var. ambigua George K. Helmkamp, E. A. Helmkamp 1998-2-5 2669 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR227054  Phacelia crenulata var. ambigua Jim Andre 2011-2-9 15925 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
  RSA0085057  Phacelia crenulata var. ambigua John Wallace, Steve McNabb 1991-5-5 13 Riverside Palo Verde Dam. 20 yards north of entrance gate along generator frontage road. Comment
  SDSU6595  Phacelia crenulata var. minutiflora Joanie M. Wojtan, Bio 596 class. 1992-4-5 5 IV92B Riverside Collected next to Box Canyon Road, ca. 6.7 northeast of Hwy. 111. 480 Comment
  SD52981  Phacelia curvipes Peter H. Raven 1962-5-18 17756 Riverside Road to Indian Hill Canyon 0.6 miles east of Santiago Peak, Santa Ana Mountains. 1615 Comment
  CAS-BOT-BC133962  Phacelia distans John H. Thomas 1957-3-30 6568 Riverside Joshua Tree National Monument. About 3 miles southeast of White Tank near the road to Cholla Cactus Garden. About 20 miles northeast of Indio. 883 Comment
  RSA426207  Phacelia distans N. C. Cooper 1944-3-25 1016 Riverside Cabazon. 457 Comment
  RSA516422  Phacelia distans Walter Wisura, Bart O'Brien, T. Hayduk 1990-5-2 4429 Riverside Ortega Hwy. below switchbacks, near Lake Elsinor. Comment
  RSA772125  Phacelia distans Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4835 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  UC881082  Phacelia distans I. W. Clokey and E. G. Anderson 1930-4-11 4681 Riverside n Palm Springs; Colorado Desert 170 Comment
  JEPS89046  Phacelia minor Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-23 8358 Riverside 1.9 mi sw San Bernardino County line (lower end of wash); Morongo Wash 609 Comment
  POM346647  Phacelia minor Barry Burnell 1970-3-24 165 Riverside 2 miles up Tramway Road off Hwy 111 Chino Canyon, San Jacinto Mts. 457 Comment
  RSA651700  Phacelia minor Diane M. Ramirez 1983-5-15 11 Riverside Mellor Ranch Road, 4 mi S of junction with CA Hwy 243, S of Banning. Comment
  HSC82952  Phacelia ramosissima N. M. Fellows, A. C. Sanders 1985-5-7 179 Riverside Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi. W of Snow Creek Village 488 Comment
  LA9200  Phalaris minor F. M. Reed; 1905-5-7 740 Riverside Box Spring Mts, Summit of Pigeon Pan Comment
Read comments Feb 23 2014
  JEPS41255  Philadelphus microphyllus var. stramineus Carl V. Meyer 1928-7-26 533 Riverside Near Deer Springs; San Jacinto Mt. 2590 Comment
  POM128392  Pholistoma auritum Thomas Craig 1927-4-23 217 Riverside Glen Ivy. Comment
  UCR281528  Pholistoma auritum Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 91 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  HSC83021  Pholistoma membranaceum N. M. Fellows 1985-3-16 111 Riverside Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mi. W of Snow Creek Village 489 Comment
  RSA459293  Pholistoma membranaceum Ora M. Clark 1929-2-23 1541 Riverside South Cabazon. Comment
Read comments Mar 13 2011
  CDA22364  Phoradendron californicum T. C. Fuller 1961-1-1 5493 Riverside West of Highway 99, 1.5 miles south of Oasis. 0 Comment
  LA209842  Phoradendron californicum N. Dunn; A. M. Martin 1932-3-26 sn Riverside Shavers' Well Comment
  RSA0042114  Phoradendron californicum Duncan S. Bell, LeRoy Gross 2014-3-20 6285 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  UC6093  Phoradendron libocedri H. M. Hall July, 1901 2565 Riverside San Jacinto Mts., Fuller's Mills Mts. 1889 Comment
  UC1078933  Phoradendron macrophyllum Job Kuijt 1958-3-14 1498 Riverside Strawberry Creek, Hwy. 74 914 Comment
  POM106001  Phoradendron villosum Marcus E. Jones 1882-6-29 11723 Riverside [Unspecified] Comment
  UCR138555  Phoradendron villosum Steve Boyd, D. E. Bramlet 1988-10-8 2878 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR240205  Phragmites australis C. J. Minar 1994-5-7 11 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Salton Sea near Dos Palmas Oasis -27 Comment
  CHSC64188  Physalis crassifolia Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 21 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. Along wash. 380 Comment
  IRVC28190  Physalis crassifolia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11216 Riverside Choclate-Chuckwalla Mtns region; W base of the Choclate Mtns, small cyn, ca. 1.25 mi. N of Imperial Co. line and about 3.75 mi. W of aquaduct; accessed by dirt road off of main aquaduct road at siphon station. Within boundary of US Navy Choclate Mtn ... Colorado Desert Comment
  RSA663919  Physalis crassifolia C. R. Annable 1995-3-15 2285 Riverside 2.7km SW of Valerie on road to Martinez Canyon. Comment
  UCR104642  Physalis crassifolia D. E. Bramlet 1989-5-15 1860 Riverside Peninsular Range, North Domenigoni Hills. S flank of a large knoll in Section 31. Approx. 762 m north of Newport Road and 1.5 km SE of the intersection of Warren Road and Simpson Ave. 549 Comment
  SEINET10389799  Physaria tenella A. C. Sanders, Jim Malusa 2015-3-9 41363 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  SDSU13906  Pickeringia montana var. tomentosa Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2157 Riverside Santa Margarita Ecological Reserve (SDSU), just south of east-west draw, north of El Valle complex. 646 Comment
  SEINET11737316  Pinus coulteri S. B. Parish, Parish, W. F. 1881-1 379 Riverside San Jacinto Mt Comment
  CAS-BOT-BC78595  Pinus flexilis H. M. Hall 1902-4-1 2886 Riverside near [Tauquitz] Tahquitz 2682 Comment
  UC1600396  Pinus flexilis H. M. Hall 2577 Riverside Top of San Jacinto Peak Comment
  UCR55209  Pinus lambertiana J. A. Adams 1965-7-3 341 Riverside San Jacinto Mtns., Azalea Canyon above campground 1829 Comment
  JEPS47935  Pinus monophylla W. L. Jepson 1916-5-18 6034 Riverside Pinyon Well Canyon, n borders Colorado Desert Pinyon Well Canyon; Colorado Desert, Cottonwood Mts., Pinyon Well Canyon Comment
  UC667392  Pinus monophylla Annie M. Alexander and Louise Kellogg 1941-5-21 2216 Riverside n slope Eagle Mountains; Colorado Desert, Eagle Mountains 1219 Comment
  UCR46610  Pinus monophylla Dennis E. Kucera 1987-2-16 s.n. Riverside SE Mojave Desert, Coxcomb Mtns, near VABM Aqua, N end of range 1280 Comment
  RSA761872  Pinus ponderosa Patrick Garrett, C. Martinez, N. Fraga, L. McDade 2010-8-14 72 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC72839  Pinus quadrifolia J. C. Roos 1965-8-18 s.n. Riverside Summit of Pines to Palm Hwy., Thomas Valley, San Jacinto Mtns. Comment
  UCD134979  Pinus quadrifolia Jo Ann Olson; Gary R. Robbins 1969-3-29 21 Riverside On Vandeventer Flat, 2 miles south of State Highway 74 and 21 miles (by car) west of Palm Desert. 1447 Comment
  SEINET3084181 Image available Plagiobothrys arizonicus Andrew C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16286 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert; San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 335 Comment
  UCR225510  Plagiobothrys canescens A. C. Sanders 2011-3-29 38861 Riverside Peninsular Range; Perris-Aguanga Basin Region, hills between Sun City and Perris, low hilltop along powerline corridor c. 1/2 mile west of Goetz Rd., west of Alabaster Loop, above the San Jacinto River upstream of Railroad Canyon Lake 451 Comment
  UCR281250  Plagiobothrys canescens Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 36 Riverside Perris-Aguanga Basin, Menifee, SE corner of Musick Rd. and Murrieta Rd. 454 Comment
  UCR231779  Plagiobothrys collinus John F. Green 2008-4-23 08- 23 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR234278  Plagiobothrys collinus A. C. Sanders 2012-4-12 40023 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 250 m SE of El Hermano Rd. 314 Comment
  UCR49253  Plagiobothrys collinus Steve Boyd 1986-3-9 1389 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  UCR241829  Plagiobothrys collinus var. californicus A. C. Sanders, Timothy W. Chumley 2013-4-3 40763 Riverside Peninsular Range, Temescal Canyon SE of Horsethief Canyon Rd, and just west of I-15 Fwy, SE of Corona (Lee) lake 392 Comment
  UCR250909  Plagiobothrys collinus var. californicus A. C. Sanders 2014-4-18 41025 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  UCR279569  Plagiobothrys jonesii A. C. Sanders, Jim Malusa 2017-3-29 43193 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  RSA659623  Plagiobothrys leptocladus J. C. Roos 1952-4-23 5572 Riverside 1 miles southeast of Perris. 427 Comment
  UCR87662  Plagiobothrys tenellus A. C. Sanders 1994-5-29 14575 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  UCR91881  Plagiobothrys tenellus A. C. Sanders, O. F. Clarke 1996-4-13 18036 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  SDSU21874  Plagiobothrys undulatus Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3991 Riverside Santa Rosa Plateau Ecological Reserve, near boardwalk overlook. Approximately 1.1 km east of parking area for vernal pool trail, parking lot ca. 4 miles north on road from Visitor's Center. 624 Comment
  UCR228847  Plantago erecta A. C. Sanders, Nathan Moorhatch 2011-3-22 38790 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland in Menifee Valley, powerline route along McLaughlin Rd. east of Trumble Rd. and west of Antelope Rd. 440 Comment
  UCR26531  Plantago erecta A. C. Sanders, S. Hagopian 1981-5-20 2125 Riverside Agua Tibia Mountains Area, Wolf Valley, SE of Temecula, at the junction of Road S16 with the road to the Pechanga Indian Reservation 351 Comment
  POM319083  Plantago major Patricia Wilder 1970-10-15 4815 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  JEPS7192  Plantago ovata S. B. Parish 1913-2-7 8446 Riverside Mecca Salton Basin -60 Comment
  JEPS7193  Plantago ovata W. L. Jepson 1927-4-12 11645 Riverside Painted Canyon Mecca Hills 76 Comment
  RSA776013  Plantago ovata Duncan S. Bell 2010-3-20 615 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UCR75056  Plantago ovata A. C. Sanders, E. J. Lawlor 1992-4-4 12087 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA278493  Plantago ovata var. fastigiata John F. Emmel 1977-3-28 555 Riverside Large wash just NW of Sand Draw Siphon, ca. 10 air miles W. of Rice, SE Mojave Desert. 274 Comment
  RSA4881  Plantago ovata var. fastigiata Carl B. Wolf 1932-4-27 2997 Riverside Colorado Desert, 14 miles E. of Mecca on Blythe Road. 152 Comment
  UCSB6239  Plantago ovata var. fastigiata Haller, John 1960-4-2 Riverside at north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  RSA401990B  Plantago patagonica N. C. Cooper 1944-4-21 1138 Riverside Banning. 701 Comment
  UCR227721  Plantago patagonica Duncan S. Bell, Joy England 2010-5-27 1131 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.0 air mi southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1354 Comment
  UCR266779  Plantago patagonica Mitch Provance, Matt Amalong 2015-3-25 315- 25 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  UCR90372  Plantago patagonica D. L. Banks, Steve Boyd 1995-5-3 0293 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
  RSA66236  Platystemon californicus F. W. Peirson 1922-5-21 3033 Riverside Along east side of Hemet Valley 1357 Comment
  UCD96063  Platystemon californicus Geoffrey Levin 1975-4-26 493 Riverside Mahew Canyon, 1.5 miles southeast of Glen Ivy on Highway 71, 335 Comment
  UCR151425  Platystemon californicus D. L. Banks, V. W. Steinmann 1997-3-13 1421 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  RSA613861  Platystemon californicus B. Pitzer 1997-4-11 3114 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. Approx. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM Nelson) 610 Comment
  RSA603751  Pluchea odorata L. C. Wheeler 1932-9-4 1321 Riverside Santa Ana River at Chino Creek 183 Comment
  RSA652890  Pluchea sericea John Wallace, Steve McNabb 1991-5-5 8 Riverside Approximately one mile south of Thompsons Camp. Comment
  UCR111600  Pluchea sericea Mitch Provance 1998-4-8 1775 Riverside City of Riverside, Arroyo Tequesquite, NE side of proposed 'Andulka Park' just west of the corner of Chicago and Central Avs. 305 Comment
  SEINET10801072  Pluchea sericea David B. Dunn, A. Folsom 1948-6-17 Dunn 3811 Riverside Above quad one. At camp in Pushawalla Canyon under palms. Comment
  UCR99857  Poa annua Scott D. White 1993-3-3 1107 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  RSA179508  Poa annua E. W. Lathrop 1959-5-17 4573 a Riverside 12 miles W of Murrieta, Riverside County Comment
  RSA740948  Poa bulbosa Scott D. White, Justin M. Wood 2008-6-17 12186 -B Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  CAS-BOT-BC247397  Poa pratensis Cecil Hart 1922-5-21 7 a Riverside San Jacinto Mt. Comment
  SEINET235858 Image available Poa pratensis Scott D. White 1997-5-18 5154 Riverside Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road miles SE of Banning). 1500 Comment
  RSA700019  Poa secunda Scott D. White, Michael Honer 2003-4-4 8927 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR98342  Poa secunda A. C. Sanders, G. Helmkamp 1997-3-15 19946 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  SEINET4560318  Polemoniaceae Duncan S. Bell 2009-1 238 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice 224 Comment
  UCR110383  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23110 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR13972  Polygonum lapathifolium George K. Helmkamp 1973-10-3 s.n. Riverside San Jacinto Mtns., Strawberry Creek, near Idyllwild Comment
  RSA97132  Polypogon maritimus C. K. Buechner 1955-5-29 C 73 Riverside Magnesium Canyon, north base of Santa Rosa Mountains. Comment
  CAS-BOT-BC237274  Polypogon monspeliensis H. M. Hall 1901-5-1 s.n. Riverside Elsinore Comment
  SD234028  Polypogon monspeliensis Nancy Ryan Zabriskie 1973-3-21 593 Riverside Deep Canyon, north slope, Santa Rosa Mountains. In front of Deep Canyon Research Center building. 292 Comment
  POM49461  Populus X parryi E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  POM360769  Populus fremontii H. de Forest, Jack Rempel 1934-4-14 s.n. Riverside Andreas Canyon. 305 Comment
  RSA296182  Populus fremontii Barry A. Prigge 1980-8-5 3820 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  RSA180294  Populus trichocarpa E. W. Lathrop 1965-4-18 5651 Riverside 10 miles west of Murrieta. Comment
  RSA613425  Populus trichocarpa D. L. Banks 1997-4-5 1667 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
  UCR41826  Porophyllum gracile A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6106 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR35307  Potamogeton crispus L. B. Ziegler 1974-7-9 530 Riverside Peninsular Range; San Jacinto Mtns., Hemet Lake 1335 Comment
  RSA608838  Potamogeton pusillus L. C. Wheeler 1961-6-24 7911 Riverside San Jacinto Mountains: Fulmor Lake. Comment
  UCR138765  Potentilla glandulosa Scott D. White 1997-5-18 5161 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  POM348733  Prosopis glandulosa var. torreyana Howard Mullins 1931-4-11 s.n. Riverside Palm Springs. Comment
Read comments Jul 5 2010
  UC489222  Prunus emarginata C. V. Meyer 1928-7-31 606 Riverside San Jacinto Mountains, Tahquitz Valley Tahquitz Valley; San Jacinto Mountains, Tahquitz Valley 2286 Comment
  UC400189  Prunus fremontii Ynes Mexia 1929-2-16 2327 Riverside near Palm Springs; Murray Canyon, Colorado Desert Comment
  CLARK-A1528-4034  Prunus ilicifolia John C. Roos 1940-5-4 Riverside San Timoteo Canyon Comment
  RSA0039274  Prunus ilicifolia A. C. Sanders 2014-4-25 41074 Riverside Temescal Canyon, Richland property near Horsethief Canyon Rd., SW of I-15 381 Comment
  RSA562488  Prunus ilicifolia Steve D. Boyd, Tim S. Ross 1992-5-5 7248 Riverside Southern Santa Ana mountains, San Mateo Canyon Wilderness Area. Isolated grassland area south Oak Flats, southwest of the Bluewater Trail 732 Comment
  UC1979536  Prunus ilicifolia subsp. ilicifolia Darin L. Banks, Peter Morrell 1995-5-4 298 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, along the Woodchuck Trail. Comment
  RSA550274  Psathyrotes ramosissima Walter Wisura, John Dolan, Michael Wall 1992-3-24 4622 Riverside Lowdesert: 6.0mi NE of Mecca on Box Canyon Rd. Comment
  RSA763989  Psathyrotes ramosissima Justin M. Wood, D. M. Ray 2010-10-21 2994 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  JOTR30789  Pseudognaphalium luteoalbum La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2096 Riverside Joshua Tree National Park. Eagle Mountains; Cottonwood Oasis 914 Comment
  UC64844  Pseudognaphalium stramineum E. A. Zumbro 1904-1-1 422 Riverside Cold Water Canyon Santa Ana Mts., Cold Water Canyon Comment
  UC1260164  Psilocarphus brevissimus var. brevissimus Robert F. Thorne 1974-5-23 44668 Riverside Rancho California, top of Mesa de Colorado Santa Rosa Plateau, Mesa de Colorado 624 Comment
  UCR75318  Psilocarphus brevissimus var. brevissimus A. C. Sanders 1993-5-12 14004 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  UCR111066  Psilocarphus tenellus var. globiferus D. E. Bramlet 1998-12-16 2600 Riverside maintenance road adjacent to (east of) the MWD canal & approximately 488m north from the canal crossing at the existing weather station, 701 m east of Hwy 79 and 1.22 km south of Holland Road, 50m west of the Shipley Reserve 450 Comment
  UCR90361  Psoralea macrostachya D. L. Banks, V. W. Steinmann 1995-7-10 0750 Riverside Agua Tibia Mtns, NW Palomar Mtns; Cleveland National Forest; Along the Wildhorse Trail, south of Lower Arroyo Seco, NW of Wildhorse Peak. In major drainage that flows off the NW flank of Wildhorse Peak. 610 Comment
  SBBG68078  Psorothamnus arborescens Anstruther Davidson 1895-1 Riverside Palm Springs Comment
  UC596749  Psorothamnus arborescens var. simplicifolius Rensselaer J. Smith May 1904 308 Riverside White Water Desert Comment
  POM1901  Psorothamnus emoryi J. S. Chase 1916-04 s.n. Riverside Palm Springs. Comment
  SEINET4560279  Psorothamnus emoryi Duncan S. Bell 2009-1 211 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
  SJSU4441  Psorothamnus emoryi C. K. Schroen 1964-3-24 26 Riverside by Hwy 99 midway between Oasis & Coolidge Springs 60 Comment
  SD37837  Psorothamnus emoryi var. emoryi Edith A. Purer 1935-4-21 6463 Riverside In colorado Desert near Palm Springs Comment
  CAS-BOT-BC340906  Psorothamnus schottii Annie M. Alexander; Louise Kellogg 1941-5-17 2193 Riverside Colorado Desert. Near Dos Palmas Comment
  HSC99951  Psorothamnus schottii J. P. Smith, & J. O. Sawyer 2011-6-9 13182 Riverside Along Hwy. 74. 972 Comment
  RSA172309  Psorothamnus schottii Robert F. Thorne 1963-3-29 32377 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  UC169102  Psorothamnus schottii S. B. Parish 1907-4-23 6107 Riverside Palm Springs , Palm Springs (Colorado Desert) Comment
  UCR59702  Psorothamnus schottii A. C. Sanders 1989-9-19 9506 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  RSA404272  Psorothamnus spinosus Ora M. Clark 1929-2-22 1587 Riverside Sandy desert valleys. So. of Palm Springs. Colorado Desert. Comment
  SEINET4037230  Psorothamnus spinosus G. T. Manthey 1977-1 1642 Riverside 10 miles east of Mecca on road going toward Joshua Tree National Monument. Comment
  UC1280844  Psorothamnus spinosus H. E. McMinn 1935-6-27 4054 Riverside wash at foot Palms to Pines Highway at foot Palms to Pines Highway Comment
  UC21691  Pterospora andromedea H. M. Hall June, 1901 Riverside Onstatt's Valley San Jacinto Mountains 1920 Comment
  RSA27013  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA678222  Pterostegia drymarioides Valerie L. Soza, J. Mark Porter, G. D. Wallace 2001-4-2 1091 Riverside Big Morongo Wash. 473 Comment
  RSA770690  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4793 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA776687  Pterostegia drymarioides Duncan S. Bell, Amanda Turek 2010-4-10 796 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  SBBG119974  Pterostegia drymarioides A. C. Sanders with M. Misenhelter 2005-3-23 29257 Riverside E slope of Squaw Mtn, Avenida Escala just above Avenida Caleta, N of Tenaja Rd; Santa Rosa Plateau 701 Comment
  UC466078  Pterostegia drymarioides Fred M. Reed 1908-3-15 2273 Riverside Box Spring Mts., Pigeon Pass Comment
  UCR102756  Pterostegia drymarioides B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3578 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  JOTR30779  Purshia tridentata var. glandulosa La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1889 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 7) Covington Flats near top of Smith Water Canyon 1365 Comment
  UCR273998  Quercus Mitch Provance 2012-9-11 17622 Riverside Badlands of Western Riverside County, Beaumont, near N base of Mt. Davis, near Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft., along dirt road extension of Risco Circle, S of W 4th St. 762 Comment
  UCR262388  Quercus X morehus Tom Scott 2011-1 s.n. Riverside San Bernardino Mtns., south side of mountains in Banning Canyon on USFS road 2S01 1495 Comment
  CAS-BOT-BC61821  Quercus agrifolia B. Trowbridge 1979-4-13 6074 Riverside ca. 5 miles west of Temecula off Hwy. 71 457 Comment
  RSA614235  Quercus agrifolia A. C. Sanders, G Helmkamp 1997-3-15 19979 Riverside Lake Skinner area, N foot of 1700 ft. hill E of Bachelor Mtn., 488 Comment
  SD136833  Quercus berberidifolia Steve Boyd 1994-10-14 8399 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, San Mateo Canyon, along San Mateo Trail between north branch of Tenaja Trail & Fisherman's Camp, on mesic north-facing slope 427 Comment
  UCR264643  Quercus berberidifolia Mitch Provance 2012-4-27 412- 20 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
  LA46436  Quercus chrysolepis W. E. Pequegnat; 1937-1 sn Riverside Santa Ana Mountains Comment
  RSA769026  Quercus chrysolepis E. W. Lathrop 1968-5-22 6914 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  SD229170  Quercus chrysolepis Dick Schwenkmeyer 2012-8-27 799 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1887 Comment
  RSA503824  Quercus cornelius-mulleri M. B. Dunkle 1933-5-6 3378 Riverside Dry Morongo Creek. Comment
  CLARK-A1528-529  Quercus dumosa C. M. Flanagan 1973-5-20 OO 517 Riverside Morongo Indian Reservation 1158 Comment
  RSA335003  Quercus engelmannii Steve Boyd 1985-7-30 1047 Riverside De Luz Rd. 7.8 mi west of Rancho California. Comment
  UCR217635  Quercus engelmannii Theresa Johnson 2007-8-3 400 Riverside San Jacinto Mountains, Western foothills, 7.7 km south of Hwy I-10 and 7.6 km northeast of Hwy 79 (State Street)/ Ramona Expressway intersection 687 Comment
  JEPS20060  Quercus kelloggii Carl V. Meyer 1929-11-25 Riverside Saunders Meadow Mt. San Jacinto Comment
  UCSB1189  Quercus kelloggii Waian, Lee 1960-5-14 Riverside Montane slope of the San Jacinto Mtns.; 11 miles from Banning on the road to Idyllwild 1219 Comment
  UCSB34700  Quercus kelloggii Nixon, Kevin; Hendon, Emily 1980-5-23 Riverside 15.9 mi northwest of Idyllwild on Calif. Hwy 243; San Jacinto Mtns Comment
  RSA334886  Quercus palmeri A. C. Sanders, Steve D. Boyd 1980-4-17 1345 Riverside Along the Palms to Pines highway (Hwy 74), 0.2 miles west of its jct with the road to Anza (Hwy 371) 1463 Comment
Read comments Sep 10 2011
  IRVC1363  Quercus turbinella R. H. Whittaker, W. A. Niering 1963-6-6 SJ 253 Riverside San Jacinto Mountains: 5509, back road. On a NE 2 degree slope above granite soil. 854 Comment
Read comments Jun 27 2013
  CAS-BOT-BC362516  Rafinesquia californica E. W. Lathrop 1966-5-15 6316 Riverside 3 miles SE of Murrieta on the De Luz road Comment
  JEPS23077  Rafinesquia neomexicana Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1832 Riverside 27 mi s Vidal (along U.S. Highway 95, in flood plain of the Colorado River, ne of the Big Maria Mts., e Riverside County); Colorado River 97 Comment
  RSA26987  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  UCD135342  Rafinesquia neomexicana Robert C. Bechtel 1952-3-28 30 Riverside Whitewater. Comment
  UCSB7398  Rafinesquia neomexicana Beeks, R. 1953-4-4 Riverside U.S. 99, opposite Twenty Nine Palms turnoff Comment
  RSA0018978  Ranunculus aquatilis var. aquatilis E. W. Lathrop 1965-4-16 4454 Riverside 14 miles west of Murrieta. Comment
  RSA198929  Ranunculus californicus Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37588 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California. 671 Comment
  UC1929612  Ranunculus californicus Scott D. White 2003-3-21 8817 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UC1618122  Ranunculus cymbalaria var. saximontanus Donald G. Nelson 1936-5-22 392 Riverside Pines to Palms Hwy, near base of Santa Rosa Mountains Santa Rosa Mountains Comment
  RSA594765  Rhamnus crocea D. L. Banks, Dylan Hannon 1996-5-3 0987 B 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
  UCR138608  Rhamnus ilicifolia D. L. Banks 1996-11-7 1195 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, at the spring on the N fork of Pechanga Creek at the E end of the Reservation 494 Comment
  UCR54446  Rhamnus ilicifolia A. C. Sanders, E. J. Lawlor 1988-10-22 8735 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA680530  Rhododendron occidentale Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8640 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
  OBI77006  Rhus aromatica Malcolm McLeod, David J. Keil 1977-3-26 12019 Riverside 9 mi east of jctn with I-15 along Calif 79 518 Comment
  UCR91729  Rhus aromatica A. C. Sanders, Jack Goetzen 1996-5-1 18138 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  RSA613893  Rhus lancea A. C. Sanders, P. Mackay, T. Thomas, G. Helmkamp 1997-2-8 19686 Riverside Palm Springs area, Murray Canyon off Palm Canyon. 244 Comment
  CAS-BOT-BC167968  Rhus ovata Elizabeth McClintock 1964-4-8 s.n. Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  CAS-BOT-BC167969  Rhus ovata John C. Roos 1950-10-15 5007 Riverside Dry Morongo Canyon about 1 mile S. of Riverside-San Bernardino County line 609 Comment
  RSA16370  Rhus ovata Percy C. Everett 1935-6-17 7161 Riverside Santa Ana Mts. Coldwater Canyon trail to Santiago Peak. 2 miles above Glen Ivy resort. 609 Comment
  RSA561108  Rhus trilobata var. anisophylla Steve Boyd, Timothy S. Ross, David E. Bramlet 1993-5-12 7325 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  SD229189  Ribes Dick Schwenkmeyer 2012-8-7 779 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA586155  Ribes amarum D. L. Banks, Steve D. Boyd 1995-3-30 120 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. 707 Comment
  CAS-BOT-BC173142  Ribes indecorum Steve Boyd 1993-3-14 7725 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Northeastern corner of the wilderness, south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon 975 Comment
  RSA717839  Ribes indecorum T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 132 Riverside Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04. 1128 Comment
  SJSU7833  Ribes malvaceum G. B. Youngberg 1956-3-31 241 Riverside Banning-Idyllwild Rd, Sna Jacinto Mts 1158 Comment
  UCR106065  Ribes malvaceum A. C. Sanders 1994-1-30 14227 Riverside Box Springs Mtns., head of Two Trees Canyon 686 Comment
  LA205623  Ribes nevadense Carl Epling; William Robison 1935-6-30 sn Riverside above Marion Camp, Mt. San Jacinto Comment
  UCR125994  Ribes quercetorum Dave Goodward 2003-1-31 s.n. Riverside Box Springs Mountains, canyon SW of Pigeon Pass Rd, just before it begins climbing, c. 150 m south of the dump 427 Comment
  UCR114738  Robinia pseudoacacia A. C. Sanders, K. C. Rose 1999-6-18 22802 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  UCR125229  Rorippa nasturtium-aquaticum Mitch Provance, Twoc Tran 1998-5-30 560 Riverside Jurupa Mountains, N end of 'Wilder's Canyon' (E fork of Pyrite Canyon), c. 0.25 miles SE of peak 1538. 351 Comment
  UCR155937  Rorippa nasturtium-aquaticum John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  RSA667028  Rorippa sphaerocarpa A. C. Sanders, Mitch Provance 1999-9-26 23096 Riverside Lake Hemet, north shore at FS day use area 1323 Comment
  POM12902  Rosa californica Philip A. Munz 1922-6-30 5901 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  SDSU14243  Rubus ursinus Ingrid Poulin 2002-3-22 13 Riverside Santa Margarita Ecological Reserve; Red Mountain Truck Trail, 0.6 miles northeast of N. Stagecoach Lane. 201 Comment
  UC1929407  Rubus ursinus Scott D. White 2004-4-26 10260 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  RSA783814  Rumex acetosella John Olmsted 1958-6-15 174 Riverside San Jacinto River drainage area. Idyllwild School of Music and Arts. In pasture near Strawberry Creek. 1524 Comment
  UCR266491  Rumex violascens Mitch Provance, Matt Amalong 2015-4-6 415- 16 Riverside Temecula/Murrieta Region, About 0.5 mile SW of Winchester, along Leon Rd., near its SW corner with Domenigoni Parkway 444 Comment
  UC465598  Sagina saginoides F. M. Reed 1908-7-14 2454 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1524 Comment
  RSA356884  Salazaria mexicana Robert F. Thorne 1966-10-15 41804 Riverside Palm Springs. Comment
  UCR260268  Salazaria mexicana A. C. Sanders, Jim Malusa 2015-3-11 41410 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, side canyon draining from the NE into large canyon containing the Gasline Road, c. 2.5 miles north of the Imperial Co. line, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  RSA698839  Salix exigua J. R. Bruff 1927-11-26 31 Riverside Cottonwood Springs vicinity. Comment
Read comments Jul 7 2012
  SDSU13347  Salix exigua var. hindsiana Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 30 Riverside Santa Margarita Ecological Reserve (SDSU). Near the center of the gorge, near the pipe line crossing. 239 Comment
  UC494329  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 606 Riverside 4.8 km. n Arlington (w of Riverside, rd. to Pedley, e side of bridge over Santa Ana R., either side of hwy.) 240 Comment
  UCD110969  Salix gooddingii A. C. Sanders 1997-3-19 20037 Riverside Lake Skinner area: Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn. Comment
  UCR140699  Salix gooddingii A. C. Sanders 2004-5-12 27866 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA0036078  Salix gooddingii Marcus E. Jones 1930-4-2 26030 Riverside Blythe Comment
  POM319276  Salix laevigata Patricia Wilder 1971-11-11 5310 Riverside Along Santa Ana River, north off of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. Drainage Area: Santa Ana River. 229 Comment
  POM6411  Salix laevigata Philip A. Munz, L. T. Street, G. Williams 1919-5-3 2665 Riverside Along Santa Ana River. Comment
  SD178249  Salix laevigata A. C. Sanders 2004-5-12 27867 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek. 377 Comment
  UCR232067  Salix laevigata John F. Green 2008-4-24 13- 05 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  POM319101  Salix lasiolepis Patricia Wilder 1971-3-20 4910 Riverside Along Santa Ana River at end of Pedley Steet, Norco; south side of river 244 Comment
  UC914224  Salix lasiolepis Charles B. Fiker 1946-5-30 3366 Riverside Hwy 395 s Temicula Bridge Comment
  POM13584  Salix lutea Philip A. Munz 1922-7-6 5980 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  SD227794  Salsola tragus Scott D. White, Pam Devries 1998-2-9 6074 Riverside La Quinta /Palm Desert Area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  SEINET6655643  Salsola tragus R. E. Riefner Jr. 2006-11-14 06 -675 Riverside City of Riverside, Main St at Russell St.; 0 259 Comment
  RSA587578  Salvia apiana D. L. Banks, Steve D. Boyd 1995-6-2 577 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, W of the Dripping Springs Alcove Area. 744 Comment
  SEINET3225666 Image available Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore. 460 Comment
  UCR241121  Salvia apiana Petra Wester 2004-5-22 461 Riverside Peninsular Range/Santa Rosa Mtns., Pines to Palms Hwy, c. 12 km south of Palm Desert 1000 Comment
  LA212161  Salvia apiana A. L. Haines; 1951-5-19 s.n. Riverside SAN JACINTO MOUNTAINS, Bautiste Wash. 609 Comment
  SEINET7073440  Salvia carduacea A. G. Vestal 1963-4-25 s.n. Riverside About 6.8 miles south of Sage on Route 3. Coordinate datum: NAD27. Comment
  SD38584  Salvia columbariae E. A. Purer 1935-4-21 6468 Riverside W edge of Colorado Desert Comment
  UC883891  Salvia columbariae I. W. Clokey and B. C. Templeton 1930-4-9 4684 Riverside n of Banning 1000 Comment
Read comments Mar 13 2011
  UCR251966  Salvia columbariae Max Brodie 2014-4-8 17 Riverside Riverside, western Box Springs Mountains near intersection of Spruce St. and Valencia Hill Dr. 420 Comment
  UCR269870  Salvia columbariae A. C. Sanders, Jim Malusa 2016-3-18 42368 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR89534  Salvia dorrii var. pilosa Bern Schwenn 1994-4-29 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument, E side of Lost Horse Valley, along Cal Riding and Hiking Trail, just east of Ryan Campground 1341 Comment
  RSA613429  Salvia mellifera D. L. Banks 1997-4-5 1663 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountin, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 671 Comment
  SD232707  Salvia mellifera Scott D. White 1995-4-5 2708 Riverside Western Riverside: Badlands: Base of Badlands slopes, off Redlands Bl. USGS Sunnymead 7I(c) quad. 640 Comment
  SD4332  Salvia pachyphylla subsp. pachyphylla Mrs. M. F. Spencer Riverside Colorado Desert, Near Palm Springs (mak 7/07) Comment
  CDA40964  Salvia vaseyi T. C. Fuller 1963-4-23 10289 Riverside San Jacinto Mountains; Carrizo Canyon, Highway 74 to Pinyon Flat, south of Palm Desert. 0 Comment
  RSA0121026  Salvia vaseyi Duncan S. Bell, LeRoy Gross 2016-3-29 9112 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA448915  Salvia vaseyi Gale Sphon 1955-5-22 s.n. Riverside 5 miles south of Pinon Flats, Palms to Pines Hiwy. [74]. Comment
  UCR18778  Salvia vaseyi John C. Roos 1948-5-8 3825 Riverside San Bernardino Mtns, Whitewater 579 Comment
  CSUSB697  Sambucus mexicana Leland R. Dykes 1962-4-22 40 Riverside Along state highway 71, 7 miles south of Corona Comment
  POM259108  Sambucus mexicana P. A. Munz 1938-8-14 15368 Riverside Head of Black Rabbit Canyon, Toro Peak, Santa Rosa Mountains. 2378 Comment
  RSA586851  Sambucus mexicana D. L. Banks, S. D. Boyd 1995-5-3 270 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA716255  Sambucus mexicana Scott D. White, Angelia Carey 2004-4-5 10009 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA612935  Sanicula arguta D. L. Banks 1997-3-29 1642 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside/San Diego County line border. 463 Comment
  UC1552639  Sanicula arguta B. Pitzer and E. Misquez 1988-2-28 628 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro 426 Comment
  UCR132860  Sanicula arguta Kent Beaman 1983-4-24 25 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  UCR79241  Sanicula tuberosa Steve Boyd 1992-4-15 6863 Riverside S Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon 412 Comment
  HSC86140  Sarcodes sanguinea B. Freeman 1969-6-12 6906121 Riverside San Jacinto Mtns. University of California James Reserve. Near stream S of lodge Comment
  RSA125530  Sarcodes sanguinea R. Weatherby 1949-6-6 648 Riverside San Jacinto Mts., Dark Canyon 1982 Comment
  UCR169871  Saxifraga californica Dave Goodward 2004-1 s.n. Riverside San Jacinto Mtns., mouth of narrow side canyon off South Fork San Jacinto River 1159 Comment
  UCR40932  Schinus polygamus A. Kelly 1985-1 s.n. Riverside Riverside, yard at 4081 Glenwood, l block north of 14th Street. Comment
  CLARK-A1528-922  Schismus barbatus Patricia A. Andrews 1975-3-13 5900 Riverside Rubidoux Comment
  JOTR35355  Schismus barbatus Andre, Jim 2012-4-11 20814 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  SD224806  Schismus barbatus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19872 Riverside Lake Skinner area: lower Rawson Canyon just NE of the lake along the road. 456 Comment
  SDSU12240  Schismus barbatus Shasta Gaughen, M. G. Simpson 2000-4-1 6 Riverside Comment
  RSA784191  Schoenoplectus J. D. Olmsted 1959-9-23 1023 Riverside Mt. Range NW of Lakeview Mts. Drainage area to Lake Elsinore. San Jacinto River crossing by Lakeview Rd from US 395 427 Comment
  POM184659  Schoenoplectus americanus L. C. Wheeler 1932-9-4 1336 Riverside Santa Ana River at Chino Creek. 183 Comment
  RSA549283  Schoenoplectus hallii Steve Boyd 1991-6-14 6338 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  POM153368  Schoenoplectus maritimus Phillip A. Munz, I. M. Johnston 1928-9-12 11243 Riverside North end of Lake Elsinore. Comment
  UCR20800  Scirpus microcarpus A. C. Sanders, S. D. Boyd 1980-5-19 1504 Riverside San Jacinto Mountains, North fork of the San Jacinto River where it crosses Hwy 74 & near its junction w/ the South Fork of the river Comment
  RSA736791  Scrophularia californica Scott D. White, Angelia Carey 2004-7-2 10556 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA783651  Scrophularia californica J. D. Olmsted 1958-6-10 157 Riverside 6 miles SW of Corona on Oak Flat fire road (turn S from US on Lincoln). Lower Santa Ana Reservoir. 732 Comment
  POM128369  Scrophularia californica subsp. floribunda Thomas Craig 1927-4-23 211 Riverside Glen Ivy. Comment
  RSA425202  Scrophularia californica subsp. floribunda Ora M. Clark 1929-4-6 1936 Riverside Riverside. Comment
  RSA0026266  Scutellaria bolanderi subsp. austromontana Fred M. Roberts 2013-6-7 7782 Riverside Peninsular Ranges: Santa Ana Mtns.: Tributary to Upper San Juan Canyon near Chiquito Basin Trail, 1.7 kilometers NNW Upper San Juan Campground. 536 Comment
  UCR281202  Scutellaria bolanderi subsp. austromontana James Hughes 2017-6-21 s.n. Riverside San Jacinto Mountains, Fleming Ranch 1569 Comment
  SD129505  Scutellaria mexicana A. C. Sanders 1989-9-19 9502 Riverside Chocolate Mountains Aerial Gunnery Range: 1.75 km south of Tabaseca Tank, along the wash above Tabaseca Target. 680 Comment
  UCR151435  Scutellaria tuberosa D. L. Banks 1997-3-5 1704 Riverside Palomar Mtns., Agua Tibia Mtns: Agua Tibia Wilderness Araea. south of Dorland Mtns. just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the N fork of Pechanga Creek 762 Comment
  UCR57228  Scutellaria tuberosa Jeri Hirshberg 1989-5-2 s.n Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  UCR128301  Sedum spathulifolium Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8650 Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  CAS-BOT-BC69802  Selaginella bigelovii L. R. Abrams 1926-3-25 11041 Riverside Between Banning and Cabazon. Comment
  POM13013  Selaginella bigelovii Philip A. Munz, I. M. Johnston 1922-5-19 5439 Riverside Garner Ranch, Hemet Valley in San Jacinto Mountains. 1372 Comment
  SD136993  Selaginella bigelovii Steve Boyd, Tim Ross 1992-5-4 7204 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 730 Comment
  UCR16847  Selaginella bigelovii P. A. Rauch 1966-2-12 s.n. Riverside SanJacinto Mtns., junction of N fork & S fork of San Jacinto River 659 Comment
  SEINET6692566 Image available Senecio douglasii Norman C. Cooper 1944-5-20 2624 Riverside Palms to Pines Hwy. San Jacinto Mtns. Comment
  RSA296172  Senecio douglasii var. monoensis B. A. Prigge 1980-8-5 3874 Riverside Whitewater Canyon, 0.5 mile north of trout farm 732 Comment
  JEPS30416  Senecio flaccidus var. douglasii Donald Kyhos 1958-5-23 58 -189 Riverside Banning, bank of San Gorgonio River San Gorgonio River Comment
  UCR34949  Senecio flaccidus var. douglasii L. B. Ziegler 1964-8-20 041 Riverside San Jacinto Mtns, Garner (Hemet) Valley. 1372 Comment
  UCR98682  Senecio flaccidus var. douglasii S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  SBBG87940  Senecio mohavensis A. C. Sanders 1986-3-3 6137 Riverside N foot of Chuckwalla Mtns, 2.75 air mi SE of Desert Center 365 Comment
  SD229146  Senegalia greggii Dick Schwenkmeyer 2012-5-22 712 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  JOTR30067  Senna armata La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1697 Riverside Joshua Tree National Park. Stop # 3 = Near Geology Tour rd., N of Malapai Hill 1219 Comment
  UCR257043  Sequoiadendron giganteum Rudolf Schmid, Mena Schmid 2009-5-1 2009- 5 Riverside San Jacinto Mountains, northeast of Hwy 243 c. 16 km northwest of Idyllwild, in the south unit of the San Bernardino National Forest, on southwest flank of Black Mountain, Black Mountain Trail, in flat open area on the sloping plateau or saddle just above the head of Hall Canyon 2093 Comment
  POM313134  Setaria adhaerens Malcolm A. Nobs, S. Galen Smith 1948-9-3 492 Riverside Citrus grove, 2 miles N of Indio. Comment
  UCR16329  Sidalcea malviflora S. Riddell 1973-5-17 730517- 16 Riverside Santa Ana Mtns, Hwy 74, 1.5 mi west of El Cariso Fire Station 701 Comment
  CLARK-A1528-619  Sidalcea malviflora subsp. malviflora Charlotte Stocks 1962-5-23 Riverside San Jacinto Mountains Comment
  SEINET3451371  Sidalcea malviflora subsp. sparsifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33705 Riverside Temecula, Temecula, along new gas line right of way, north of Del Ray Road near the junction with Calle Pina Colada, Bachelor Mountains Quadrangle (topo map) 380 Comment
  UCR201653  Sidalcea malviflora subsp. sparsifolia Scott D. White, Justin M. Wood 2008-5-15 12007 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  SEINET7048205  Sidalcea sparsifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33717 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  CAS-BOT-BC434381  Sidotheca trilobata Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  CAS-BOT-BC434385  Sidotheca trilobata H. M. Hall 1901-6-1 2082 Riverside San Jacinto Mountians. In the vicinity of Chalk Hill 1402 Comment
  POM12919  Silene antirrhina P. A. Munz 1922-6-30 5914 Riverside Santa Rosa Mts.: Santa Rosa. 1981 Comment
  UC1951108  Silene laciniata Scott D. White, Justin Wood 2009-5-22 12917 Riverside SAN JACINTO MOUNTAINS: Old Control Road, above Halfway Spring. USGS Blackburn Canyon 7.5' Quad. Comment
  UCR213891  Silene laciniata Scott D. White, Justin M. Wood 2009-5-22 12917 Riverside San Jacinto Mountains, Old Control Road, above Halfway Spring 1463 Comment
  SD119376  Silene parishii Reid Moran 1973-7-28 21109 Riverside At summit of Toro Peak, Santa Rosa Mountains. 2500 Comment
  UCR193909  Silene verecunda A. C. Sanders, Mitch Provance 2008-7-11 35800 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