Search Results — 2000 specimen records retrieved (1899 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
  SEINET945977  Abronia umbellata Forrest Shreve 1933-1 6307 Riverside Beach near Carlsbad. Comment
Read comments
Feb 2 2014
  CAS-BOT-BC229312  Abronia villosa Mrs. J. C. Angsbury 1926-1-1 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC229360  Abronia villosa Ira L. Wiggins 1937-3-9 8769 Riverside North of Indio Comment
  UCR166002  Abronia villosa Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  SEINET4691915  Abronia villosa var. aurita Duncan S. Bell 2012-1 3183 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UC454270  Abronia villosa var. aurita I. J. Condit 1910-6-24 Riverside Along San Jacinto River Valley San Jacinto Mts, San Jacinto River Valley Comment
  UC537225  Abronia villosa var. aurita M. E. Jones 1934-5-9 Riverside Corona Comment
  UCR234277  Abronia villosa var. aurita A. C. Sanders 2012-4-12 40025 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. Comment
  SEINET238936 Image available Acacia greggii A. C. Sanders, T. B Salvato 2000-4-27 23373 Riverside Coachella Valley: east side of Coachella Canal near the foot of the Mecca Hills vicinity of the east end of Ave 60 (Mec 15 Comment
  CAS-BOT-BC35189  Acamptopappus sphaerocephalus P. A. Munz; Street 1919-5-7 2731 Riverside Tahquitz Canyon 228 Comment
  LA202925  Acamptopappus sphaerocephalus Elizabeth McClintock; 1936-4-11 sn Riverside Pines to Palms Highway Comment
  UC819263  Achnatherum hymenoides P. A. Munz, D. Keck 1922-4-14 5005 Riverside e Whitewater Ranch; Colo. Desert 213 Comment
  UC39994  Achnatherum parishii H. M. Hall May 1899 1167 Riverside Coyote Creek San Jacinto Mountains, El Toro Mt. 1524 Comment
  RSA781363  Achyrachaena mollis A. C. Sanders, T. B. Salvato 2011-4-1 38942 Riverside Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  UCR48502  Achyrachaena mollis Steve Boyd 1986-4-19 1708 Riverside Temescal Canyon, Temescal Canyon: flats at SE end of Alberhill Mtn. 396 Comment
  UCR57209  Achyrachaena mollis Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, SW of Mesa del Burro 612 Comment
  CAS-BOT-BC384728  Achyronychia cooperi John H. Thomas 1957-3-30 6556 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  CAS-BOT-BC384729  Achyronychia cooperi H. M. Hall 1905-4-1 5773 Riverside Colorado Desert. Indian Well 0 Comment
  POM13031  Achyronychia cooperi P. A. Munz 1922-4-14 4966 Riverside Indian Wells 91 Comment
  UCD104583  Acmispon R. Tofsrud 1951-3 s.n. Riverside W. of Elsinore on Hwy. 74. 609 Comment
  JOTR35516  Acmispon nevadensis var. nevadensis La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3199 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  JOTR35323  Acmispon strigosus Harding, Mitzi, Mark Wheeler 2012-2-28 91 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  UCD104364  Acmispon strigosus Rimo Bacigalupi; L. Heckard 1962-3-25 8391 Riverside Eastern base of the Santa Ana Mountains just north of Bedford Canyon; about 5 miles southeast of Corona. 304 Comment
  SEINET5807513 Image available Actinolepis multicaulis Marcus E. Jones 1882-1 3173 Riverside San Jacinto Comment
  HSC47358  Adenostoma fasciculatum Richard Spjut, C. E. Edson 1978-4-24 4951 Riverside Along Hwy. 71 between jct. of Hwy. 74 and Anza in San Jacinto Mtns. 1372 Comment
  RSA390498  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1949-6-29 4309 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  JEPS44821 Image available Adenostoma sparsifolium W. L. Jepson 1903-8-6 2284 Riverside San Jacinto Mt., Chalk Hill 1371 Comment
  POM13406  Adenostoma sparsifolium E. C. Jaeger 1922-8-20 1005 Riverside North slope of San Jacinto Peak. 1372 Comment
Read comments
May 29 2011
  RSA102323  Adenostoma sparsifolium S. B. Parish, William F. Parish 1881-07 552 Riverside San Jacinto Mountains. Comment
  UC55109  Agoseris grandiflora var. grandiflora H. M. Hall May 17 1901-Jun 1 1901 1916 Riverside 20 mi s Palm Springs; Palm Springs 1371 Comment
Read comments
May 2 2007
  UCR281826  Agrostis Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-23 517- 107 Riverside Temescal Valley, South Corona, Warm Springs Dr. at intersection with Whitetail Dr., drainage likely associated with Anderson Canyon, adjacent to large swath of relict disturbed bottomland. 345 Comment
  POM14449  Agrostis idahoensis P. A. Munz 1922-9-6 6399 Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  SD232568  Agrostis scabra Scott D. White 1996-8-1 4433 Riverside San Jacinto Mts.: Idyllwild area: Hwy 243 at Deer Springs trailhead and adjacent area. S facing mountainside. Deer Spr Ck dry. 1700 Comment
  UCR164300  Agrostis viridis S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  JEPS61264  Allionia incarnata Marjorie D. Clary 1933-1-1 1719 Riverside Colorado Desert, Santa Rosa Mountains Santa Rosa Mountains; Colorado Desert, Santa Rosa Mountains 45 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
  UCR163053  Allionia incarnata B. G. Pitzer, G. R. Ballmer 2000-10-14 4216 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 115 Comment
  SEINET8467180 Image available Allium haematochiton M. McLeod, Keil, D. 1979-1 K 12872 Riverside Alberthill jct along Hwy 71 366 Comment
  UCR79484  Allium lacunosum Steve Boyd, T. S. Ross 1992-5-15 7386 Riverside Southern Santa Ana Mtns., Southeastern flank of Elsinore Peak at 'Onion Hill,' a grassy knoll of clay soil c. 0.25 mi SE of radio towers, along old Main Divide Road track. 1021 Comment
  SEINET12043797  Allium parryi C. B. Clokey, Clokey, I. W.; Templeton, B. 1930-1 1477 Riverside Gavilan Peak, W of Perris 400 Comment
  UCR104172  Allium peninsulare Scott D. White 1997-5-25 5236 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  CAS-BOT-BC475412  Allium praecox Mrs. Wilder 1905-4-1 s.n. Riverside Riverside, Calif. Comment
  UCR124659  Allium praecox B. C. Templeton, C. B. & I. W. Clokey 1930-4-15 1484 Riverside Gavilan Hills, north of Gavilan Peak, west of Perris 549 Comment
  RSA500562  Amaranthus albus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3609 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  SD236156  Amaranthus albus A. C. Sanders, D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23172 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
  UCR230601  Amaranthus blitoides A. C. Sanders 2011-9-15 39895 Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area in Thermal; Colorama greenhouses/nursery at 83300 Ave. 58, 0.35 mi. east of Jackson St. near Calhoun St. -24 Comment
  RSA191450  Amaranthus californicus E. W. Lathrop, Robert F. Thorne 1967-9-26 6666 Riverside 6 miles NW of Murrieta. 610 Comment
  UCD97222  Amaranthus fimbriatus Geoffrey Levin 1976-11-26 1191 Riverside Box Canyon, about 11 miles E of Mecca. 91 Comment
  UCR54448  Amaranthus fimbriatus A. C. Sanders, E. J. Lawlor 1988-10-22 08723 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA451153  Amaranthus palmeri Stephen M. Beckstrom-Sternberg 1985-9-10 1022 Riverside U.C.R. garden plots. Comment
  JOTR30809  Amaranthus torreyi Andre, Jim, Tasha La Doux 2008-9-16 10686 Riverside Joshua Tree National Park. along Bell Mountain Rd. atop Bell Mountain, approximately 0.3 miles north of radio tower. Queen Mountain USGS 7.5 min quad Near 34 00.35' N 116 00.017' W 1358 Comment
  UC896700  Ambrosia acanthicarpa Lewis S. Rose 1935-12-21 35679 Riverside Cabazon; Colorado Desert 609 Comment
  UCR113600  Ambrosia acanthicarpa A. C. Sanders, Mitch Provance, B. Pitzer 2000-9-27 23675 Riverside Santa Ana River Valley, SW side of Mt. Rubidoux, NW of intersection of Tequesquite Ave. and Gregory Rd., near confluence of Arroyo Tequesquite and the river 232 Comment
  CAS-BOT-BC22596  Ambrosia dumosa Lewis S. Rose 1957-1-9 57020 Riverside Palm Desert 91 Comment
  CAS-BOT-BC22614  Ambrosia dumosa Javier Penalosa 1963-4-10 2782 Riverside Deep Canyon, 3 mi. S of Palm Desert. 213 Comment
  UCR228405  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-20 143 Riverside Little San Bernardino Mountains, Hwy 177, north of Desert Center and Desert Lily Sanctuary, east of Joshua Tree National Park border 274 Comment
  UCR244301  Ambrosia dumosa Jim Andre 2012-4-15 20858 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  SEINET10849245  Ambrosia dumosa David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2895 Riverside Pushawalla Canyon Biota. Indio Hills. In dry wash. Comment
  UC898000  Ambrosia salsola I. W. Clokey 1935-4-17 6986 Riverside Cottonwood Springs Comment
Read comments
Oct 9 2010
  UC898003  Ambrosia salsola var. pentalepis N. Dunn and A. M. Martin 1932-3-26 Riverside Box Canyon Comment
  UC912204  Ambrosia salsola var. salsola Herbert L. Mason 1928-3-10 4220 Riverside Hidden Springs Canyon Coachella Mountains Comment
  RSA7751  Ammannia coccinea C. M. Dammers 1933-12-4 s.n. Riverside Growing wild in center of city of Riverside Comment
Read comments
Nov 23 2010
  UCR23953  Amorpha californica John C. Roos 1952-6-13 5767 Riverside Pass between Reche Canyon and the north base of Pigeon Pass. 488 Comment
  UCR13797  Amorpha fruticosa var. occidentalis N. R. Zabriskie, W. W. Zabriskie 1971-8-20 429 Riverside Santa Rosa Mtns, N side of canyon bottom, c. 350 yds. above Hwy 74, Palm Canyon Drainage 1524 Comment
  UCR261444  Amsinckia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41435 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
  JEPS61175  Amsinckia tessellata var. tessellata W. L. Jepson 1928-4-25 12619 Riverside Cottonwood Spring; Colorado Desert, Eagle Mountains 731 Comment
  POM13877  Amsonia brevifolia var. tomentosa E. C. Jaeger 1921-4-10 1173 Riverside 1000 Palms Canyon, Colorado Desert of California. 823 Comment
  CAS-BOT-BC400338  Anemopsis californica A. C. Sanders; D. Bramlet; Mihai Costea; T. Salvato 1999-10-15 23183 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  RSA18198  Anemopsis californica C. B. Wolf 1929-5-31 3738 Riverside 1 mi. NW of Santa Ana River on Corona-Chino road. Comment
  IRVC3694  Angelica tomentosa R. H. Whittaker, W. A. Niering 1963-6-6 SJ 225 Riverside San Jacinto Ridge Road (5509) N Fork San Jacinto River. Peninsular Ranges, San Jacinto Mountains 1311 Comment
  CDA3367  Anredera cordifolia O. F. Clarke 1979-10-7 s.n. Riverside North of 1012 Spruce Street, Riverside. Comment
  CAS-BOT-BC79936  Antennaria microphylla Philip A. Munz 1922-7-6 5977 Riverside Tahquitz Valley 2225 Comment
  CAS-BOT-BC79940  Antennaria microphylla F. Grinnell Jr. 1908-7-1 s.n. Riverside Tahquitz Valley 2438 Comment
  UCR158507  Antirrhinum coulterianum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30035 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
  UCR4534  Antirrhinum coulterianum John Dean 1965-5-26 s.n. Riverside Peninsular Range, Vail Ranch, l mi SE of Santa Margarita River on Calif. Hwy 71 306 Comment
  RSA78730  Antirrhinum filipes Philip A. Munz 1952-4-15 17345 Riverside Wash ca. 3 mi. west of Monument Peak, Joshua Tree National Monument 1128 Comment
  RSA304702  Antirrhinum nuttallianum subsp. nuttallianum James R. Shevock 1970-4-25 158 Riverside Coldwater Trail 579 Comment
  UCR93825  Antirrhinum nuttallianum subsp. nuttallianum G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  RSA747562  Apiastrum angustifolium Michael Honer 2003-4-11 1819 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak 2349 . 640 Comment
  UCR241838  Apiastrum angustifolium A. C. Sanders, Timothy W. Chumley 2013-4-2 40737 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  SEINET3142977  Aquilegia W. B. Crockatt sn Riverside Prado 91 Comment
  UC9007  Aquilegia formosa H. M. Hall July 1901 2374 Riverside San Jacinto Mtns 1524 Comment
  RSA0126211  Arabis glabra Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2290 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 0.5 mi S of saddle. 1500 Comment
  POM184120  Arabis pulchra var. gracilis P. A. Munz, CL Hitchcock 1932-4-9 12242 Riverside 10 miles SE of Windmill Tank Comment
  RSA0128805  Arabis sparsiflora Duncan S. Bell, J. D. England 2010-6-4 1264 Riverside San Bernardino National Forest: Garner Valley, along forest service road 6S13 approximately 0.5 air mile west of junction of forest service road 6S04 and forest service road 6S13. 1372 Comment
  UCR98896  Arabis sparsiflora var. californica Scott D. White 1996-8-1 4437 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCR278159  Arctostaphylos A. C. Sanders, Amy Litt, Yi Huang 2017-2-1 42669 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Squaw Mountain, Avenida Escala near Hacienda Dr. intersection, 2.35 air km east of Tenaja Guard Station 747 Comment
  RSA629400  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19529 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629421  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19506 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629475  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-12 15548 Riverside Wildomar Cpgrd, ca. 15 km S of Elsinore Pk. Santa Ana Mtns. 850 Comment
  RSA78310  Arctostaphylos glandulosa var. adamsii P. A. Munz, E. K. Balls 1952-8-21 17984 Riverside Road, Vandeventer Flat to Santa Rosa Peak 2072 Comment
  LA34912  Arctostaphylos glauca Mary V. Hood; 1945-3-25 45- 3 k* Riverside Iron Spring, Aguanga 609 Comment
  RSA167724  Arctostaphylos glauca R. F. Thorne 1963-7-26 32817 Riverside Santa Ana Mts., Cleveland National Forest, Trabuco District 305 Comment
  RSA631830  Arctostaphylos glauca Jon E. Keeley 1992-6-12 15535 Riverside Road to Elsinore Peak, 10 km south of Highway 74. 900 Comment
  RSA631852  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16604 Riverside Hwy 371 & Burnt Valley Rd. San Jacinto Mtns. 1250 Comment
  SD137791  Arctostaphylos glauca Darin L. Banks, Steve Boyd 1995-3-30 121 Riverside ClevelandNat'l Forest, Agua Tibia Wilderness Area 700 Comment
  RSA633543  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22669 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633579  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20132 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633618  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16681 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  UCR123792  Arctostaphylos patula Steven R. Hill, K. Kramer and family 2001-4-26 33470 Riverside San Jacinto Mtns., San Jacinto Wilderness west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges 2591 Comment
  CAS-BOT-BC44361  Arctostaphylos pringlei subsp. drupacea Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  RSA635635  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16738 Riverside Morris Ranch Rd. (6S06), 4.2 km east of Hwy 74, Garner Valley, San Jacinto Mtns. 1650 Comment
  RSA78283  Arctostaphylos pringlei subsp. drupacea P. A. Munz, E. K. Balls 1952-8-21 17972 Riverside road to Santa Rosa Mt. from Vandeventer Flat 1829 Comment
  UC876569  Arctostaphylos pringlei subsp. drupacea I. W. Clokey and E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek 1500 Comment
  UCR121226  Arctostaphylos pringlei subsp. drupacea Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2300 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR122531  Arctostaphylos pringlei subsp. drupacea George K. Helmkamp, E. A. Helmkamp 2001-5-20 6681 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  RSA125341  Arctostaphylos pungens P. H. Raven 1958-5-18 12981 Riverside 1.7 miles NE of Pinyon Flats, San Jacinto Mountains. Comment
  RSA635784  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16527 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635815  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16544 Riverside Red Mountain Road, 9.5-10.3 km east of R3. 1050 Comment
  RSA559374  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19484 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  RSA635990  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19489 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  RSA636160  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18809 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  RSA636185  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19492 Riverside West of Temecula, off Calmara Rd., 1 km south of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 600 Comment
  SD136855  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Cleveland Nat'l Forest, southern Santa Ana Mtns., San Mateo Canyon Wilderness Area 349 Comment
  UCR132908  Arenaria macradenia John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR21292  Arenaria pusilla A. C. Sanders, K. Berg 1980-5-1 1362 Riverside San Jacinto Mountains, Garner Valley. Dry bench above valley floor 0.25 mi NW of Kenworthy Ranger Station 1433 Comment
  UCR199611  Argemone munita Scott D. White, Angelia Carey 2004-7-2 10568 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  CAS-BOT-BC207130  Argythamnia lanceolata F. W. Peirson 1921-3-23 2805 Riverside Deep Canyon Wash, 12 miles southeast of Palm Springs, Colorado Desert 152 Comment
  CAS-BOT-BC207131  Argythamnia lanceolata D. A. Johansen; J. A. Ewan 1932-4-11 7068 Riverside Mouth of Tahquitz Canyon, Western Colorado Desert Comment
  CLARK-A1528-4464  Aristida adscensionis John C. Roos 1952-4-9 5508 Riverside Mt. Rubidoux 365 Comment
  RSA385025  Aristida adscensionis L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  RSA774926  Aristida adscensionis Duncan S. Bell 2011-4-7 2166 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests Well, or approximately 5.2 air miles southwest of the ghost town of Rice. 357 Comment
  UCSB298  Aristida adscensionis Graney, Don 1953-3-21 Riverside 13 mi E of Indio; Colorado Desert Comment
  CHSC108502  Aristida purpurea Naomi Fraga; Lisa Rojas 2005-2-10 1378 Riverside Colorado Desert; Northeastern colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy. 177. 365 Comment
  CLARK-A1528-7798  Aristida purpurea var. nealleyi John C. Roos 1949-4-11 4242 Riverside Hayfield Comment
  JOTR38425  Aristida purpurea var. nealleyi Hodges, Stephen, A. Ingersoll 2015-8-26 653 Riverside Joshua Tree National Park. Queen Mountains, Wonderland of Rocks, Barker Dam. Comment
  UCR2162  Aristida purpurea var. nealleyi F. M. Reed 1927-3-18 5426 Riverside Sonoran (Colorado) Desert, Salt Creek Wash, north of Salton Sea 152 Comment
  UCR260314  Aristida purpurea var. nealleyi A. C. Sanders, Jim Malusa 2015-3-10 41372 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  RSA0027479  Aristida purpurea var. purpurea Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 60 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
  UCR111608  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Peninsular Range, Riverside, Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  HSC85327  Artemisia californica Steve Boyd 1985-12-24 1194 Riverside Gavilan Hills; Harford Springs County Park, south end of park Comment
  VVC1185  Artemisia dracunculus Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, at and near the spring. 1293 Comment
  IRVC496  Artemisia ludoviciana subsp. incompta R. H. Whittaker, W. A. Niering 1963-6-9 SJ 365 Riverside Above saw mill. Peninsular Ranges, Santa Rosa Mountains 1936 Comment
  CAS-BOT-BC90768  Artemisia ludoviciana subsp. ludoviciana F. A. M. 1936-3-20 14543 Riverside Desert Hills, Morongo Valley Comment
  SEINET186322  Artemisia ludoviciana subsp. mexicana Philip A. Munz 1938-8-13 15335 Riverside East of Santa Rosa Peak 2377 Comment
  UCR118807  Artemisia vulgaris O. F. Clarke 2000-12-9 s.n. Riverside Peninsular Range, Riverside, in yard of O.F. Clarke residence at 266 Frost Court 360 Comment
  SEINET10637449  Asclepias albicans Andrew C. Sanders, E. J. Lawlor 1992-4-4 Sanders 12156 Riverside 1/2 mile of McCoy Spring; alluvial slopes below and to the south, and canyon bottom above the spring 244 Comment
  UCR260247  Asclepias albicans A. C. Sanders, Jim Malusa 2015-3-10 41386 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 611 Comment
  SEINET955535  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 89. Comment
  UCR202003  Asclepias californica 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
  POM15024  Asclepias eriocarpa Mary F. Spencer 1922-7-3 1180 Riverside Fern Valley Prope [near] Idyllwild, San Jacinto Mt. 1829 Comment
  JOTR32021  Asclepias erosa La Doux, Tasha, T. Herskovits, M. Harding 2011-4-21 2251 Riverside Joshua Tree National Park. Pinto Basin, south of Sand Hill; wide, sandy wash draining into Pinto Wash (Stop 3) 476 Comment
  RSA0111978  Asclepias erosa Duncan S. Bell 2009-8-15 416 Riverside Northwest of the Arica Mountains. 286 Comment
  RSA543155  Asclepias erosa Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 6105 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  SEINET10580571  Asclepias erosa J. Francis Macbride, Francis E. Drouet 1941-10-14 Macbride 4473 Riverside Near Hopkins Well, about 15 mi W of Blythe 244 Comment
  RSA401112  Asclepias subulata Anstruther Davidson 1921-10-1 s.n. Riverside Palm Springs. Comment
  SEINET3081706 Image available Asclepias subulata E. R. Blakley 1961-9-10 4708 Riverside Cactus City on US Highway 60-70 east of Indio 504 Comment
  SJSU11072  Asclepias subulata R. C. McGehee 1970-5-1 260 Riverside Chuckwalla Springs Rd, 1 mi W of Graham Pass Rd c. 7 mi SW of Interstate Hwy 10 Comment
  RSA708639  Aspidotis californica Scott D. White, Brian Leatherman, James Huelsman 2005-2-14 10786 Riverside Santa Rosa Plateau area, northwest of Squaw Mtn. Terminus of Via Ranchero at San Diego County line. 823 Comment
  RSA0014460  Astragalus aridus Justin M. Wood, J. Miner 2010-4-29 1533 Riverside Coachella Valley: Bermuda Dunes. Near intersection of Avenue 38 and Varner Rd. 37 Comment
  UC710909  Astragalus bernardinus C. L. Hitchcock 1940-4-3 5942 Riverside between Cottonwood Spgs and Pinto Basin; between Cottonwood Spgs and Pinto Basin Comment
  UCR620A  Astragalus bicristatus J. Zabriskie 1974-5-24 692 Riverside Santa Rosa Mtns., Reservoir area at top of Deep Canyon stream; south of Pinyon Flat 1890 Comment
  UC862884  Astragalus crotalariae P. A. Munz, D. Keck 1922-4-8 4743 Riverside 1/2 mi e Indio (Colorado Desert); , e of Indio -15 Comment
  RSA801713  Astragalus douglasii Keith E. Hoffmaster 1937-6-6 794 Riverside San Jacinto mountains, near Hemet Lake Comment
  RSA385  Astragalus douglasii var. parishii J. T. Howell 1927-8-2 555 Riverside Strawberry Valley, Mt San Jacinto. 1677 Comment
  RSA483577  Astragalus douglasii var. parishii D. Charlton 1988-5-21 1975 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on hwy 74. 1829 Comment
  UC863178  Astragalus douglasii var. parishii I. W. Clokey, E. G. Anderson 1935-8-21 6718 Riverside e Keen Camp P. O.; e of Keen Camp P. O. 1350 Comment
  RSA90738  Astragalus douglasii var. parishii F. W. Peirson 1922-4-29 2955 Riverside In the wash along Temecula River, Aguanga, Riverside. 579 Comment
  CAS-BOT-BC186733  Astragalus gambelianus Steve Boyd 1986-4-22 1754 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of Interstate 15 Comment
  SD43742  Astragalus insularis var. harwoodii Darley F. Howe 1949-3-21 1973 Riverside 3.0 miles west of Blythe. Comment
  SEINET3409359  Astragalus insularis var. harwoodii G. Rink 2013-3-17 11855 Riverside About five miles west of Blythe, on the south side of the road south of the Blythe power plant 120 Comment
  RSA776179  Astragalus insularis var. harwoodii Amber Swanson 2011-3-20 244 Riverside On Railroad tracks on Summit Rd near the Bradshaw trail 479 Comment
  RSA415586  Astragalus lentiginosus var. coachellae B. C. Templeton, I. W. Clokey 1930-4-9 1072 Riverside Near Palm Springs Station 430 Comment
  RSA754377  Astragalus lentiginosus var. coachellae Brian Knaus 2003-3-23 23 Riverside W of Gene Autry Trail, near Palm Springs. 159 Comment
  JOTR16676  Astragalus lentiginosus var. variabilis Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. ALONG ROADSIDE TO STUBBE SPRING 1310 Comment
  JEPS54763  Astragalus nuttallianus L. M. Newlon 1922-4-4 457 Riverside Palm Canyon , Palm Canyon (Mt. San Jacinto) Comment
  UC63675  Astragalus palmeri H. M. Hall May 17 1901-Jun 1 1901 1831 Riverside Below Cottonwoods to Palm Canyon 914 Comment
  RSA60419  Astragalus pomonensis Frank W. Gould 1943-4-18 2155 Riverside 3 miles W of Beaumont near junction. Comment
  UC635311  Astragalus pomonensis H. L. Mason 1926-4-30 3114 Riverside one mi s Temecula (Temecula Canyon); s of Temecula, Temecula Canyon Comment
  UCR117404  Astragalus pomonensis A. C. Sanders, Carolyn Washburn 2001-5-10 24230 Riverside Perris-Aguanga Basin region, foot of North Domenigoni Hills at south end of Warren Rd., 3 mi. SE of Winchester 457 Comment
  UCR167785  Astragalus pomonensis T. B. Salvato, Gregg Miller 2005-6-3 1358 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  POM26330  Astragalus sabulonum Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  UCR102921  Astragalus tricarinatus George K. Helmkamp 1998-4-3 3087 Riverside Coachella Valley, Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging staion along the creek 747 Comment
  UCR111990  Atrichoseris platyphylla A. C. Sanders, T. B. Salvato 2000-4-27 23371 Riverside Coachella Valley, east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  UCSB9759  Atrichoseris platyphylla Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mtns., 1.5 mi. S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 609 Comment
  POM278726  Atriplex canescens Grant D. Brown 1950-12-2 591 Riverside Mockingbird Canyon, about 4 miles up the canyon 412 Comment
  SEINET5540666  Atriplex canescens H. S. Gentry 1954-1 14249 Riverside Aguanga. Comment
  UC1366101  Atriplex canescens K. R. Montgomery 1969-9-7 69 -31 Riverside 18 mi s Hemet (1.5 mi e of Riverside Co. Hgwy 3, on Wilson Valley Road); s of Hemet Comment
  UC850761  Atriplex canescens Carl B. Wolf 1932-10-13 4308 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  CAS-BOT-BC170203  Atriplex canescens subsp. canescens Carl B. Wolf 1941-1-5 9816 Riverside Caleb (Southern Pacific railway siding), S. of Mecca, Colorado Desert. 60 Comment
  UC850853  Atriplex canescens subsp. canescens Carl B. Wolf 1932-10-13 4320 Riverside ne side Salton Sea (Durmid, ne side of S.P.R.R. Tracks, Colorado Desert); Colorado Desert, ne side Salton Sea, Durmid -60 Comment
  POM202638  Atriplex canescens var. laciniata W. M. Ingram 1934-10 9 Riverside Caleb Comment
  UCR228198  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7828 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.5 km southeast of Sidewinder Well, 2.3 km SW of Palen Dunes Dr., and 4.2 km north of Interstate 10 128 Comment
  RSA550482  Atriplex coronata var. notatior D. E. Bramlet 1992-5-6 2264 Riverside Northern duck club ponds to the east and south of the san Jacinto wildlife area (just south of S Contour Rd.) The site is some 122 m south of teh pond that is on the eastern boundry of the duck club area., This site is just above (west) of the Mystic La 436 Comment
  RSA736290  Atriplex coronata var. notatior Scott D. White, Justin Wood 2008-5-27 12029 Riverside North bound I-215 freeway corridor, S of San Jacinto River crossing. 431 Comment
  UCR63944  Atriplex davidsonii D. E. Bramlet, A. Parikh 1990-6-14 2035 Riverside San Jacinto Valley, 6.5 km west of Hemet, c. 600 m SW of the intersection of Warren Ave and Florida Street, and 0-50 m east of the MWD 'San Diego Canal 457 Comment
  SBBG129044  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-8-17 13 -190 Riverside City of Lake Elsinore, along Collier St and Hwy 74 S to Temescal Wash 393 Comment
  RSA2107  Atriplex hymenelytra Ernest Braunton 1929-01 s.n. Riverside Painted Canyon, Mecca. 46 Comment
  UC1922264  Atriplex hymenelytra Scott D. White, Brian Leatherman 2005-5-4 11016 Riverside Sonoran Desert: Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Canal. Comment
  UCR274804  Atriplex hymenelytra David Fraker, Aaron C. Sedgwick 2012-3-27 040 Riverside Central Mojave Desert, Owl Canyon [in Rainbow Basin Natural Area], by Owl Canyon Campground 973 Comment
  POM307326  Atriplex polycarpa Henry J. Ramsey, Henry J. Ramsey 1937-11-20 2213 Riverside Coachella Valley Comment
  UCR267435  Atriplex serenana var. serenana D. E. Bramlet 2005-7-27 3907 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, west of Hemet, canal alignment, north of Devonshire Ave., west of Warren Rd. 460 Comment
  RSA602490  Atriplex suberecta P. J. MacKay 1996-10-3 23 Riverside Menifee Valley: SE corner of Hwy 215 and Newport R., adjacent to Newport, gully behind Ralph s shopping center. 434 Comment
  UCR274527  Atriplex suberecta Mitch Provance, Ken Halama 2003-6-15 17056 A Riverside Temescal Mountains, Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  SD211582  Atriplex triangularis Justin M. Wood 2008-9-22 145 Riverside Southwest Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 292 Comment
  HSC83019  Avena barbata Miles Fellows 1985-3-16 120 Riverside Oasis de Los Osos Perserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi. W of Snow Creek Village 488 Comment
  RSA586139  Avena barbata D. L. Banks 1995-4-11 182 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., 33 deg 26' 40''N-116 deg 58' 39''W. 829 Comment
  RSA0067890  Avena barbata Starr Streight 1982-4-17 20 Riverside Cajalco Road, 0.7 miles east of I-15; South of Corona. Comment
  CLARK-A1528-4497  Avena fatua John C. Roos 1952-4-9 5472 Riverside Riverside 274 Comment
  RSA595736  Baccharis brachyphylla L. C. Wheeler 1966-10-15 8984 Riverside San Jacinto Mountains. By Black Hill, by Pines to Palms Highway. 976 Comment
  LA210512  Baccharis emoryi Louis C. Wheeler; 1933-12-12 2316 Riverside US 99, 2 mi. NW Whitewater Station 365 Comment
  RSA463261  Baccharis pilularis L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Mesa de la Punta, Santa Rosa Springs Ranch. 610 Comment
  UCR199915  Baccharis pilularis Scott D. White, Justin Wood 2007-10-3 11761 Riverside Southern Santa Ana Mountains, Site of proposed 'Liberty Quarry'. Mountains between Temecula Valley and Rainbow Valley just W of Interstate 15. N of the San Diego County Line 579 Comment
  UCR138647  Baccharis salicifolia D. L. Banks 1997-2-17 1277 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. Along Pechanga Rd. in the Reservation, c. 10 m west of the Pechanga Tribal Government Center 367 Comment
  UC1118894  Baccharis salicifolia subsp. salicifolia A. Lewis 1934-2-1 303 Riverside 2 mi ne Auburndale; Corona Quadrangle 152 Comment
  CAS-BOT-BC106630  Baccharis salicina Carl B. Wolf 1931-3-13 1084 Riverside Colorado Desert, in old cotton field, 2 mi. north of Blythe 152 Comment
  UCR225725  Baccharis salicina A. C. Sanders, T. B. Salvato 2011-3-30 38902 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  UCR90974  Baccharis salicina Scott D. White 1996-2-18 3804 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  UCSB23643  Baccharis salicina McMinn, H. 1928-6-27 Riverside Anza to Palms to Pines Highway Comment
  UCR140878  Baccharis sarothroides Chris E. True, Laurel Salzman 2004-8-20 s.n. Riverside San Jacinto Mtns., c. 1 km south of Twin Pines Ranch on USFS Rd 3S08, between Azalea and Twin Pines Creeks 1157 Comment
  UCR260956  Baccharis sarothroides Duncan S. Bell 2013-1-30 4438 Riverside Sonoran (Colorado) Desert, the Mecca Hills, an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills Peak 1642 138 Comment
  CAS-BOT-BC99870  Baccharis sergiloides G. B. Grant 1906-5-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  JEPS81870  Bacopa monnieri Brad Ballen, J. L. Johnson, G. D. Barbe 1983-1-24 4035 Riverside NE of Rancho Mirage (Desert Island Country Club) Comment
  UCR26076  Bahia dissecta John C. Roos 1946-8-27 2923 Riverside Peninsular Range, Santa Rosa Mtns 2287 Comment
  CAS-BOT-BC99965  Baileya pauciradiata Carl B. Wolf 1937-4-6 8431 Riverside Colorado Desert. Coachella Valley, 3 mi. No. of Indio 0 Comment
  SD227726  Baileya pauciradiata Scott D. White 1998-4-15 6295 Riverside La Quinta/Palm Desert Area: Near Miles Ave. crossing over Whitewater River Channel.Degraded dunes N of Miles Ave. and W of Washington St. 29 Comment
  RSA92874  Baileya pauciradiata F. W. Peirson 1926-2-22 6503 Riverside Thousand Palm Canyon, Coachella Valley 122 Comment
  RSA653353  Bassia hyssopifolia Robert MacGregor 1984-5-19 3 Riverside Lake Elsinore, CA Hwy 74, 1 mile W of junction with 15E Freeway, N side of road. Comment
  UCR161438  Bebbia juncea A. C. Sanders, Mike Misenhelter 2005-9-20 31683 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  UCR21160  Bebbia juncea Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  RSA713874  Bebbia juncea var. juncea Michael Wall 2006-6-3 418 Riverside Along the San Jacinto River, east of Hemet, ca. 2.2 miles east of the Cranston Ranger Station 652 Comment
  CLARK-A1528-5635  Berberis dictyota John C. Roos 1947-1-31 3215 Riverside Reche Canyon Comment
  JOTR33718  Bernardia incana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2565 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 2 mi northeast of Cottonwood Visitor Center 984 Comment
  SD51809  Bernardia incana Rimo Bacigalupi, L. R. Heckard 1953-5-5 4075 Riverside Along the Palms to Pines Highway, above Seven Level Hill, western slopes of Deep Canyon, about half way between the Santa Rosa Mountains and the San Jacinto Mountains. Comment
  SDSU17533  Bidens pilosa Jerry Jenkins 2001-4-2 2001 -050 Riverside Santa Margarita Ecological Reserve. West of Santa Margarita River, UTM zone 6, 481750E, 3699500N. UTM transfered to GIS. Comment
  CSUSB940  Bloomeria crocea R. Thomasson 1973-5-24 Riverside Box Springs Mountains Box Springs Mountains. Big "C" turnoff, 0.6 miles from Box Springs Mountain Road. 777 Comment
  UCR16047  Bloomeria crocea var. crocea K. Stolte 1978-5-12 s.n. Riverside 1 mi south of the junction of Hwy 60 and Central Ave., c. 200 m east of Central Ave. in Riverside Comment
  CAS-BOT-BC14161  Boechera perennans John F. Emmel 1971-3-22 330 Riverside San Jacinto Mountains. Northeast of Pinyon Flat. Dos Palmas immediately below. 1097 Comment
  UC472853  Boechera perennans Mary Fiske Spencer 1924-6-17 Riverside Idyllwild San Jacinto Mts. 1828 Comment
  RSA518278  Boerhavia coccinea A. C. Sanders 1989-9-19 9510 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  SD185256  Boerhavia coccinea T. B. Salvato, Kent Beaman 2005-5-16 853 Riverside San Jacinto Mtn foothills, San Jacinto River E of Valle Vista, just downstream from the forest service boudary and N of CA Hwy 74 Comment
  UCR159898  Boerhavia coccinea Scott D. White 1999-4-20 7276 Riverside Colorado River Valley, Blythe area, Southern foothills of the Big Maria Mtns, NW of Calif. Hwy 95, c. 7 road mi N of the junction of Hwy 10 and Intake Blvd in Blythe 137 Comment
  RSA0103577  Boerhavia coulteri Duncan S. Bell 2015-9-30 8653 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  UCR137642  Boerhavia erecta var. intermedia T. L. Ackerman, V. Mathews 1982-8-30 82 420 Riverside Santa Rosa Mountains, Gate at Highway 74 and Benchmark Lucky (Agave Hill) 793 Comment
  RSA608164  Boerhavia triquetra Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10051 B Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  OBI29475  Boerhavia wrightii David J. Keil, Melissa Luckow 1979-8-31 13148 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  RSA793459  Boerhavia wrightii Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4375 Riverside Mecca Hills: upper branch of Hidden Spring Canyon, approximately 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto. 250 Comment
  UC1795591  Boerhavia wrightii E. E. Schellenger 1904-10-15 Riverside Black Point, Paloverde Valley. Comment
  UCR57891  Boerhavia wrightii J. M. Stewart 1989-9-17 604 Riverside Western Colorado Desert, Coachella Valley, Pushawalla Canyon, Indio Hills. Comment
  RSA192348  Boisduvalia densiflora H. A. Zuill 1966-7-26 298 Riverside About 7.5 miles SW of Murrieta. Comment
  CAS-BOT-BC31025  Bolboschoenus maritimus Samuel B. Parish 1912-7-3 8070 Riverside Near Durmid, Salton Sea, Colorado disct. Comment
  UCR142039  Bothriochloa barbinodis Mike Misenhelter 2004-10-1 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns, Bronson property (around triangular pond seen on topo), c. 3.5 miles SW of Temecula near Santa Margarita River 427 Comment
  RSA659621  Bouteloua aristidoides J. C. Roos 1965-9-5 s.n. Riverside Desert center. Comment
  UCR35302  Bouteloua barbata L. B. Ziegler 1967-9-28 255 B Riverside San Jacinto Mountains, Hemet (Garner) Valley 1402 Comment
  JOTR29254  Bouteloua curtipendula La Doux, Tasha, Ileene Anderson 2004-10-4 1642 Riverside Joshua Tree National Park. Stop 1: Little SB Mtns, near Keys Ranch 1277 Comment
  JOTR33756  Bowlesia incana La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2754 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Gneiss outcrop on edge of large sandy wash in wide canyon that feeds southwest into Wilson Canyon (Stop 6) Comment
  RSA561097  Bowlesia incana Steve Boyd, D. Bramlet, Timothy S. Ross 1993-5-12 7336 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
  UCR49787  Bowlesia incana D. C. Hawks, G. Bruyea 1987-4-3 s.n. Riverside Peninsular Range, Gaylord property, NW of Aguanga 550 Comment
  RSA787121  Brachychiton populneum Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49546 Riverside Santa Ana Mountains: along Ortega Highway (74), about 2 miles SSW of El Cariso Comment
  SEINET14394121  Brachypodium distachyon O. F. Clarke 2008-5-20 Riverside Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  POM296454  Brandegea bigelovii Lyman Benson, Robert Benson 1952-4-8 14853 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA394247  Brandegea bigelovii M. B. Dunkle 1933-3-4 3068 Riverside Painted Canyon 61 Comment
  UCR243178  Brassica juncea A. C. Sanders 2013-4-29 40807 Riverside Riverside, UCR campus, near greenhouses SW of Herbarium 360 Comment
  RSA781658  Brassica tournefortii Duncan S. Bell 2009-3-8 79 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
  UCR51366  Brassica tournefortii A. C. Sanders 1988-1-18 7588 Riverside San Bernardino Valley Region, City of Riverside, W end of the Box Springs Mountains on S-facing slopes of Sugarloaf Peak 457 Comment
  RSA0063254  Brassica tournefortii J. B. Feudge 1927-2-25 1660 Riverside Coachella, Colorado Desert. Comment
  CAS-BOT-BC106337  Brickellia atractyloides var. arguta B. D. Stark 1930-5-4 831 Riverside Morongo Pass Comment
  JOTR30933  Brickellia californica La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1413 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; active wash near base of granitic outcrops 1250 Comment
  RSA0097952  Brickellia californica Duncan S. Bell 2014-11-14 7721 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  UCR34879  Brickellia californica L. B. Ziegler 1967-9-6 240 Riverside San Jacinto Mtns, Hemet Valley (=Garner Valley), Quinn Flats region 1375 Comment
  UCR89539  Brickellia desertorum Bern Schwenn 1994-2-13 s.n. Riverside Colorado Desert/Santa Rosa Mtns., Santa Rosa Mtns, west fork Agua Alta Canyon. 657 Comment
  CAS-BOT-BC132191  Brodiaea filifolia John Thomas Howell 1930-5-10 4790 Riverside 2 miles south of Perris Comment
  RSA263716  Brodiaea filifolia E. W. Lathrop 1968-6-2 6965 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
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Apr 7 2011
  UCR193123  Brodiaea terrestris A. C. Sanders, Tim Thomas 2008-6-20 35554 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  SEINET244299 Image available Bromus arenarius A. C. Sanders, Mitch Provance; T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin; Hemet., SE of intersection of State St and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi SSW of Hemet Butte. 500 Comment
  RSA120969  Bromus arizonicus J. T. Howell 1956-3-20 31119 Riverside Riverside. Comment
  RSA781243  Bromus berteroanus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37668 Riverside Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, N of Temescal Canyon Rd. and NW of Concordia Ranch Rd., NW of horse racing track 375 Comment
  CAS-BOT-BC148742  Bromus carinatus var. marginatus Mary F. Spencer 1919-6-27 1232 Riverside San Jacinot Mountains. Idyllwild. 1615 Comment
  UCR277492  Bromus catharticus Mitch Provance 2013-4-16 413- 21 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA772334  Bromus diandrus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4513 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA772963  Bromus diandrus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4769 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SDSU14316  Bromus diandrus Martin M. Lane, Mike Simpson 2002-4-20 7 Riverside At Santa Margrita River Ecological Reserve, West side of Via Tornado road edge. Across from the loop trail head. 338 Comment
  UCR120907  Bromus diandrus A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24919 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  SDSU14007  Bromus madritensis subsp. rubens Dinna Estrella, M. G. Simpson 2002-4-20 18 Riverside Santa Margarita Ecological Reserve. Loop trail, ca. 1/4 mile east of Northside field station. 335 Comment
  CAS-BOT-BC161814  Bromus rubens V. W. Steinmann; D. B. Steinmann 1996-3-16 811 Riverside Northeast foothills of the San Jacinot Mountains, lower portion of Chino Canyon alluvial plain, 1 km south of Highway 111 at a point ca. 1.5 km northwest of the Tramway-San Rafael intersection. 300 Comment
  SEINET3923268  Bromus rubens R. L. Piemeisel 1913-5-4 3595 Riverside Sunny Mt., Riverside.; 0 Comment
  SEINET3923273  Bromus rubens R. L. Piemeisel 1913-5-4 409467 Riverside Crestmore field.; 0 Comment
  SEINET3923287  Bromus rubens D. Atwood 1993-3-27 17691 Riverside Sandy benches above and adjacent to coast. Corona Del Mar State Park along Newport coast Drive.; 0 Comment
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Jul 20 2015
  UC1979650  Bromus tectorum Steve Boyd 1995-4-24 8477 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near its junction with the Dripping Springs Trail. Comment
  UCR230762  Bromus tectorum A. C. Sanders, T. B. Salvato 2011-3-30 38894 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  NY664651  Bromus tectorum var. nudus F. M. Reed 1920-7-14 4443 Riverside Strawberry Valley, San Jacinto Mts. 1554.5 Comment
  JOTR31864  Caesalpinia virgata La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2119 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA405293  Caesalpinia virgata Christopher Davidson 1979-4-4 7691 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  CLARK-A1528-3937  Calandrinia ciliata var. menziesii Cameron Duncan 1966-3-9 Riverside 213 Comment
  UCR202065  Callitriche Karin Cleary-Rose 1998-3-6 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, Palmieri property, 25 acre parcel in western Hemet, south of Hwy 74, west of Warren Rd, directly east of the San Diego Aqueduct and c. 500 ft. east of Salt Creek, north of Stetson Ave. 527 Comment
  RSA369043  Calochortus palmeri var. munzii N. C. Cooper 1944-5-20 1262 Riverside Pine Flats, Palms to Pines Highway, San Jacinto Mountains. 1220 Comment
  RSA180429  Calochortus splendens E. W. Lathrop 1965-5-18 5759 Riverside 8 miles W of Murrieta; hills around 300 ft high 609 Comment
  RSA50295  Calochortus splendens E. K. Balls 1949-5-4 13479 Riverside Cajalco Road, road to Lake Mathews, Gavilan Hills. 2 miles from Corona to Elsinore Highway. Comment
  RSA25595  Calochortus weedii Carl B. Wolf 1941-6-27 10899 Riverside Santa Ana Mountains, Ortega Highway, E of its summit. 762 Comment
  UCR217523  Calochortus weedii var. intermedius Rose Cook, Kim Sparks 2010-6-10 04 Riverside Perris-Aguanga Basin, French Valley, c. 615m northeast of Hogbacks and 1.67km northwest of the intersection of Hwy 79 and Auld Road. 25m west of Jeanette Road 393 Comment
  JOTR30980  Calycoseris parryi La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1957 Riverside Joshua Tree National Park. (Stop 2) Hexie Mountains, east end of Blue Cut Gorge, toe slope with bouldery wash Comment
  UCR80520  Calycoseris parryi D. E. Bramlet 1991-5-9 2134 Riverside N Domenigoni Hills, c. 0.5 mi SE of the end of Warren Rd., on large, prominent peak adjacent to old quarry, east of access road 659 Comment
  RSA776960  Calycoseris wrightii Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 910 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  RSA781806  Calycoseris wrightii Duncan S. Bell 2010-5-1 893 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  SEINET8567926 Image available Calyptridium monandrum A. G. Vestal 1947-3-30 Riverside California: Riverside County 33.5757 deg. North Latitude, -116.9840 deg. West Longitude. Ca 4.2 miles west of Sage in Tucalota Valley on East Benton Road. Sage quad. (NAD 27), UTM Zone 11, 301485mE, 3714919mN. Comment
  UCR178002  Calyptridium monandrum S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UC454255  Calyptridium monospermum I. J. Condit 1910-6-22 Riverside San Jacinto Mountains, (to summit) San Jacinto Mountains 2438 Comment
  UC82815  Calyptridium monospermum A. W. Anthony 1895-7-3 Riverside San Jacinto Mountains 2743 Comment
  RSA394915  Calystegia macrostegia subsp. intermedia J. D. Olmsted 1962-5-10 3618 Riverside L. Matthews Road ca. 1/2 mi. W of dam 427 Comment
  RSA394918  Calystegia macrostegia subsp. tenuifolia N. C. Cooper 1947-4-5 2037 Riverside Los Alamos Canyon, Elsinore. Comment
  UC23142  Calystegia occidentalis subsp. fulcrata H. M. Hall 1901-6 Riverside vicinity Strawberry Valley (San Jacinto Mountains); , vicinity Strawberry Valley 1584 Comment
  UC310595  Camissonia Philip A. Munz 1926-1-31 9973 Riverside Dos Palmos Spring Colorado Desert Comment
  RSA559346  Camissonia bistorta Steve Boyd, T. S. Ross 1992-5-15 7396 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  RSA387327  Camissonia boothii subsp. condensata Aaron Liston, T. S. Elias, O. R. Dorado, S. Zona 1986-11-29 642 -1 Riverside Colorado Desert. West of Chiriaco Summit. Comment
  RSA124262  Camissonia brevipes subsp. brevipes E. K. Balls, P. C. Everett 1958-3-20 22936 Riverside south base of Eagle Mountains. US Highway 60/70. 366 Comment
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Apr 14 2009
  RSA135607  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-24 11469 Riverside Colorado Desert. At edge of canyon, on road to Cottonwood Springs, 4.5 miles S of State Highway 195. Comment
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Jun 9 2012
  UCR6057  Camissonia brevipes subsp. brevipes Steve Stadler 1966-2-27 22766- 18 Riverside Sonoran (Colorado) Desert, c. 2.9 mi. west of Chiriaco Summit, frontage road 1 mile from Desert Center to Indio Road & Joshua Tree Monument to Mecca Road 488 Comment
  JOTR16757  Camissonia campestris subsp. campestris Dengler, A. 1966-5-31 s.n. Riverside Joshua Tree National Park. LOST HORSE RANGER STATION 1249 Comment
  POM3227  Camissonia cardiophylla I. M. Johnston 1917-4-4 1083 Riverside Colorado Desert: Palm Canyon. 305 Comment
  RSA454732  Camissonia cardiophylla Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  UCR60774  Camissonia cardiophylla Steve Boyd, Orlando Mistretta 1986-3-13 1476 Riverside Sonoran (Colorado) Desert, West side Palen Mtns: NE of Desert center; first large canyon at NW tip of western segment of range Comment
  UCR82896  Camissonia cardiophylla A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15813 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  SEINET10936397  Camissonia cardiophylla David B. Dunn 1946-2-22 Dunn 1964 Riverside Mud flats dry, caked, split. All american canal catch basin from desert Washes. Oracopia mts ne of the salton sea. Very arid country. Comment
  CLARK-A1528-5363  Camissonia claviformis John C. Roos 1947-2-15 3267 Riverside Eagle Mountains Comment
  UCR126445  Camissonia claviformis T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 42 Riverside Coachella Valley, 50th St. at Filmore, 2.5 mi east of town of Coachella -8 Comment
  SEINET10492071  Camissonia claviformis Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-21 Holmgren 6440 Riverside Blythe-rice road, 17 airline mi n-nw of blythe. T4s, r21e, sec 13. Common in wash.petal white. 259 Comment
  RSA135283  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11746 Riverside Colorado Desert, US Highway 95, 8.6 miles N of Blythe. Comment
  RSA135291  Camissonia claviformis subsp. aurantiaca William M. Klein 1958-2-14 143 Riverside 15.4 mi. n. of Midway Well on road to Blythe [Hwy 78]. Comment
  RSA36072  Camissonia claviformis subsp. aurantiaca C. Epling 1947-03 s.n. Riverside Mojave Desert, south edge of desert at Cottonwood Springs. Comment
  UCR251664  Camissonia claviformis subsp. aurantiaca Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-24 846 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains Wilderness, off Corn Spring Road, main wash adjacent to Corn Spring Road, draining from Corn & Aztec Springs, 396 Comment
  UCR84586  Camissonia confusa Scott D. White, S. Ogg 1994-4-21 2011 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SEINET7073306  Camissonia contorta A. G. Vestal 1963-4-27 s.n. Riverside Santa Gertrudis Wash southeast of Murrieta Hot Springs. Coordinate datum: NAD27. Comment
  POM17854  Camissonia hirtella P. A. Munz 1923-6-14 7064 Riverside Glen Ivy Trail to Santiago Peak 1220 Comment
  RSA525242  Camissonia hirtella Steve Boyd, T. S. Ross 1990-5-11 4619 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  UCR182438  Camissonia hirtella Mitch Provance 2003-4-17 4630 Riverside San Bernardino Valley, Riverside, W base of Box Springs Mts., Big Springs Arroyo, N. side of Big Springs Rd., west of the railroad tracks 360 Comment
  UCR241105  Camissonia ignota A. C. Sanders, Timothy W. Chumley 2013-4-2 40743 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  RSA710938  Camissonia pallida A. C. Sanders, K. C. Rose, James C. Dice, D. Woodard 1995-3-29 16252 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
  SEINET269601  Camissonia refracta John Wear 1995-3-22 Riverside Colorado Desert: Wash along Eagle Mountain Road N of I-10 near Deset Center. Comment
  SDSU3406  Camissonia strigulosa H. Wedberg 1958-3-30 192 Riverside 7.7 miles east of Hemet on road to Idyllwild. Comment
  UCR180354  Camissonia strigulosa Scott D. White, Angelia Carey 2004-4-5 10012 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  SBBG93106  Camissoniopsis bistorta D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd; T7S, R1E, S32 701 Comment
  UC50343  Camissoniopsis bistorta H. M. Hall April 1903 3788 Riverside vicinity of Riverside 396 Comment
  UC874013  Camissoniopsis bistorta I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-4-15 4730 Riverside Gavilan Peak 600 Comment
  UC1922490  Camissoniopsis pallida Scott D. White 2005-3-29 10848 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. Comment
  UC1922539  Camissoniopsis pallida subsp. pallida Michael Honer with L. Hulse 2005-3-7 2028 Riverside Colorado Desert; Little San Bernardino Mountains region: Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. Comment
  SD146036  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1971-5-4 Riverside Box Springs Mountains; Highgrove, National Orange Co. property beyond east end of Palmyrita Ave. (San Bernardino South 7.5 Q.) 412 Comment
  SEINET6332637 Image available Carex abrupta P. Zika, Otting, N 2010-1 25241 Riverside Vicinity of Willow Creek, San Jacinto Wilderness Area, San Jacinto Mountains (SnJt), Peninsula Ranges. Comment
  SEINET6654137  Carex athrostachya Scott D. White, Justin M. Wood 2008-6-18 12222 Riverside San Jacinto Mountains, K Flat Meadow.; 0 1433 Comment
  CAS-BOT-BC412825  Carex barbarae R. F. Thorne; E. W. Lathrop; W. Wisura 1977-7-8 49554 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  SEINET238565  Carex fracta George K. Helmkamp 1998-6-27 4123 Riverside Santa Rosa Mtns.: 9 mi SE of Hwy 74 along Santa Rosa Mtn Rd. in vicinity of Santa Rosa Spring. 2232 Comment
  UCR128299  Carex multicaulis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8653 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
  UCR205299  Carex multicaulis Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1699 Riverside San Jacinto Mountains, junction of Dark Canyon and Fuller Mill Creek 1585 Comment
  RSA364643  Carex phaeocephala George R. Johnstone 1928-10-3 s.n. Riverside San Jacinto Mountain. Summit. 3293 Comment
  UCR264618  Carex praegracilis Mitch Provance 2011-6-6 17007 Riverside Badlands, San Timoteo Canyon, El Casco area, north of San Timoteo Canyon Rd. and east of Woodhouse Rd 626 Comment
  RSA364556  Carex schottii I. M. Johnston 1918-4-27 1859 Riverside Murrieta. 305 Comment
  SEINET7048216  Carex spissa Steven R. Hill, Andrew C. Sanders 2001-1 Riverside Comment
  RSA561889  Carex triquetra Steve Boyd, Timothy S. Ross 1992-6-10 7640 -A Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondito., an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  UCD110244  Carya illinoinensis A. C. Sanders; T. B. Salvato 2003-5-6 26558 Riverside San Bernardino Valley Region: Riverside, west edge of the UCR campus, lower drainage of Big Springs Canyon, near intersection of Canyon Crest Dr. and University Ave. 320 Comment
  JEPS8585  Castilleja affinis subsp. affinis Rimo Bacigalupi with J. F. MacBride, Ruth D. Sanderson, and C. Leroy Custer 1952-3-30 3549 Riverside 1 mi n Temescal Guard Station (State Highway 71, 9 mi se of Corona) 335 Comment
  RSA523540  Castilleja affinis subsp. affinis Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4000 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  JOTR31005  Castilleja chromosa La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1288 Riverside Joshua Tree National Park. Stop 4: Hexie Mountains, Blue Cut Gorge, canyon with sandy bottom and steep rocky walls Comment
  JOTR31038  Castilleja chromosa La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1288 Riverside Joshua Tree National Park. Stop 4: Hexie Mountains, Blue Cut Gorge, canyon with sandy bottom and steep rocky walls Comment
  JEPS29297  Castilleja exserta subsp. exserta Rimo Bacigalupi, and L. Heckard 1962-3-25 8392 Riverside about 5 mi se Corona (just n of Bedford Canyon, at e base of Santa Ana Mountains); Santa Ana Mountains 304 Comment
  POM307282  Castilleja foliolosa Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2137 Riverside Santa Rosa Mountains. Comment
  POM48325  Castilleja foliolosa E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UCR94646  Castilleja foliolosa Scott D. White 1996-5-27 4073 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  UCSB9374  Castilleja foliolosa Lloyd, Robert 1959-4-17 Riverside Santa Ana Mt Range; 4 1/4 mi S of W Corona; on the Oak Flats Fire Road 426 Comment
  UCR101840  Caucalis microcarpa B. G. Pitzer 1997-4-1 3057 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UCR116067  Caucalis microcarpa O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  JOTR37755  Caulanthus cooperi Hodges, Stephen R. 2016-2-29 712 Riverside Joshua Tree National Park. Pleasant Valley, off of Geotour Road near the Pushwalla Canyon trailhead Comment
  RSA229461  Caulanthus hallii P. A. Munz 1937-5-30 15093 Riverside Northwest slope of Santa Rosa Mountains. 1829 Comment
  UCR27067  Caulanthus hallii T. P. Krantz, K. Berg 1982-5-26 s.n. Riverside San Jacinto Mtns., along Bonita Vista Road, north of Garner Valley Comment
  RSA524594  Caulanthus heterophyllus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3909 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  UCR117102  Caulanthus heterophyllus A. C. Sanders, T. B. Salvato 2001-5-16 24304 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UCR68473  Caulanthus lasiophyllus var. rigidus Steve Boyd, D. E. Bramlet 1990-4-29 4488 A Riverside Peninsular Range, Lake Skinner County Park, S flank of Bachelor Mtn. Comment
  UC10387  Caulanthus simulans H. M. Hall May 1899 1171 Riverside El Toro Mt. San Jacinto Mountains, El Toro Mt. 2133 Comment
  LA41990  Ceanothus crassifolius B. Lewis; 1939-3-11 sn Riverside Reche Canyon 457 Comment
  PASA1640  Ceanothus crassifolius Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  RSA569988  Ceanothus crassifolius Steve Boyd, Kyle Boyd 1993-3-28 7922 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  RSA717671  Ceanothus crassifolius A. C. Sanders 2004-2-6 27387 Riverside Foothills at edge of Temescal Valley, intact ridge at a development called 'Trilogy at Glen Ivy,' south of Brown Canyon 442 Comment
  SDSU13472  Ceanothus crassifolius James C. Dice, George Diggs 1987-12-7 763 Riverside Santa Margarita Ecological Reserve: north side of Temecula Gorge, ca. 0.4 km ENE of Field Station site (just SE of Weather Station), overlooking Santa Margarita River. T8S, R3W, NW 1/4 of NW 1/4 of Section 26. 341 Comment
  UCR155317  Ceanothus crassifolius A. C. Sanders, Mike Misenhelter 2005-3-23 29254 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA575061  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -F Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  SD229236  Ceanothus cuneatus var. cuneatus Dick Schwenkmeyer 2012-3-26 679 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  RSA0067952  Ceanothus greggii John F. Emmel 1994-4-17 1293 Riverside San Jacinto Mts.; 0.1-0.2 air mile west of Fobes Spring, NE of Garner Valley. 1463 Comment
  RSA748220  Ceanothus greggii var. perplexans T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 111 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  UC1922183  Ceanothus greggii var. perplexans Naomi Fraga, Tim Thibault 2006-5-16 1669 Riverside Peninsular Ranges; San Jacinto Mountains region; ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat. 1585 Comment
  CAS-BOT-BC51280  Ceanothus leucodermis R. S. Woglum 1941-6-12 3058 A Riverside Idyllwild Comment
  OBI5802  Ceanothus leucodermis Carl B. Wolf 1941-8-12 11143 Riverside San Jacinto Mts 1-6/10 mi S of Idylwild on road to Tauquitz Lodge Comment
  UCR138754  Ceanothus leucodermis Scott D. White 1997-5-18 5183 Riverside San Jacinto Mtns., 'Black Mountain Scenic Area,' Black Mountain Trail between Hwy 243 and Cinco Poses Trail junction 1829 Comment
  UC718443  Ceanothus oliganthus var. oliganthus P. C. Everett 1935-6-18 7208 Riverside ca 1.5 mi n Main Divide Motorway (Coldwater Canyon trail.); Santa Ana Mts. Comment
  RSA496739  Ceanothus oliganthus var. sorediatus Maureen Pendleton 1988-2-1 s.n. Riverside Ca. 2.5 mi. S of Temecula between I-215 and Rainbow Canyon Road. 412 Comment
  UCR64746  Ceanothus ophiochilus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-19 3020 Riverside Peninsular Range, Vail Lake area, 1 mi west of Vail Lake 640 Comment
  RSA25758  Ceanothus palmeri Carl B. Wolf 1941-8-12 11142 Riverside 3.5 mi. N.W. of Idylwild on dark canyon Rd. 1646 Comment
  RSA714663  Ceanothus papillosus Chris E. True, Robert Cox 2004-7-7 s.n. Riverside Santa Ana Mtns.: Main Divide Trail, 0.6 km NE of summit of Pleasants Peak. 1067 Comment
  UCSB39074  Ceanothus perplexans Jorgensen, Jan 1982-2-19 Riverside 3 kilometers up highway 243 from Interstate 10, Banning. San Jacinto mountains. 1000 Comment
  UCR26625  Ceanothus tomentosus E. W. Lathrop 1966-3-23 6078 Riverside Peninsular Range; Santa Ana Mtns, Skyline Drive, 4 mi west of Corona between Tin Mine Canyon and Santiago Peak 610 Comment
  CAS-BOT-BC63259  Ceanothus tomentosus var. olivaceus P. Munz; L. Street; G. Williams 1919-3-25 2326 Riverside Beaumont. Comment
  RSA398968  Ceanothus tomentosus var. olivaceus M. V. Hood 1945-3-28 s.n. Riverside Summit of grade between Hemet and Hwy. 71 just of Hwy. 79. Comment
  CAS-BOT-BC277186  Centaurea X pouzinii F. Willmarth 1960-6-20 s.n Riverside Old Fuller Rancho, near Corona Comment
  SFV20159  Centaurium venustum J. N. Hogue, S. G. Hogue, J. M. Wrublik 2005-9-5 263 .6 Riverside Santa Rosa Mountains Santa Rosa Mountain Truck Trail (=USFS Road 7S02). 0.7 miles from Highway 74. 1500 Comment
  UCR1547  Centaurium venustum David L. Davis, R. G. Barber 1962-5-13 119 Riverside Santa Ana Mtns., Murrieta, 1 mi. [SW] on Ivy Street from main road [Washington Ave.] 396 Comment
  SD262185  Centromadia pungens subsp. laevis Mitch Provance, John Hazlett, Matt K. Beyers 2017-4-19 417 49 Riverside Menifee Valley: Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. Vernal pool. 430 Comment
  SEINET13276736 Image available Centromadia pungens subsp. laevis D. E. Bramlet 2009-1 4400 Riverside Perris-Aguanga Basin Region; San Jacinto Valley: NW of Hemet, San Diego Canal right-of-way south of Esplanade Ave. and west of Warren Rd. (Lakeview 7.5' Q.) (T4S R2W S1, NE/4 of NE/4; 11S -0496878E, 3736882N) 475 Comment
  HSC78735  Cerastium glomeratum A. C. Sanders, T. Glenn 1983-4-17 3738 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  UCR126372  Cerastium glomeratum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 680 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR93067  Ceratonia siliqua A. C. Sanders 1995-12-19 17937 Riverside University of California, Riverside. Botanic Garden 400 Comment
  CSUSB1617  Cercidium floridum Wayne White 1975-5-17 Riverside Chuckwalla Mountains On Red Cloud Road, off Highway I-10, Chuckwalla Mountains. Colorado Desert. 484 Comment
  RSA612828  Cercocarpus betuloides L. Haines, L. C. Erickson 1937-4-10 s.n. Riverside Palms to Pines Hwy near road to Shumway. Comment
  UCR150010  Chaenactis artemisiifolia Scott D. White, Angelia Carey 2004-4-16 10151 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  CAS-BOT-BC276388  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  CAS-BOT-BC276389  Chaenactis carphoclinia Geo. B. Grant 1906-4-20 s.n. Riverside Palm Springs Comment
  SBBG99385  Chaenactis carphoclinia W. L. Halvorson 1977-2-15 77 -26 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  JOTR37716  Chaenactis carphoclinia var. carphoclinia Hodges, Stephen R., L. Ashfield 2016-1-20 647 Riverside Joshua Tree National Park. Eagle Mountains, south of Black Eagle Mine road, near eastern park boundary. Rocky hills and slopes with desert pavement. Comment
  RSA178085  Chaenactis carphoclinia var. carphoclinia R. F. Thorne 1963-3-29 32384 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA761043  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 154 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  RSA776843  Chaenactis carphoclinia var. carphoclinia Amber Swanson, Duncan S. Bell 2011-3-18 228 Riverside Above wash about 3 airmiles SE of Desert Center Nof the Chuckwalla Mtns 384 Comment
  CAS-BOT-BC276907  Chaenactis fremontii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  CAS-BOT-BC276933  Chaenactis fremontii J. H. Thomas 1949-2-28 62 Riverside Southern part of Palm Springs Comment
  OBI16855  Chaenactis fremontii Robert F. Hoover 1969-4-11 11211 Riverside Mouth of Morongo Valley cyn Comment
  UC1007203  Chaenactis fremontii Philip A. Munz 1940-3-23 15721 Riverside 3 mi n of Cottonwood Springs; Eagle Mts. 914 Comment
  UC1292310  Chaenactis fremontii C. L. Hitchcock and C. V. Muhlick 1964-3-22 23265 Riverside w end of Pinto Basin; Joshua Tree National Monument, Pinto Basin Comment
  UCR177856  Chaenactis fremontii Marisa Sripracha, K. A. Boyd 2004-3-21 039 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  SD153123  Chaenactis fremontii Robert Lauri 2001-3-24 51 Riverside [No locality written on label] (mak 1/08) Comment
  SEINET7097943  Chaenactis glabriuscula A. G. Vestal 1937-3-21 s.n. Riverside Near Garnet. UTM Zone 11, 542095 mE, 3751177 mN. Lat. 33 54' 07ao N, Long. -116 32' 41ao NAD 27 (Converted to WGS84 decimal degrees) Comment
  JOTR35466  Chaenactis stevioides Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 69 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop4) Comment
  POM259940  Chaenactis stevioides var. stevioides P. A. Munz 1940-3-22 15676 Riverside Old Dale, east of 29 Palms. 915 Comment
  RSA339341  Chamaesyce R. F. Thorne, W. A. Tilforth 1980-5-28 54175 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  HSC8028  Chamaesyce polycarpa L. S. Rose 1966-12-11 66099 Riverside La Quinta 91 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
  RSA180364  Chamaesyce polycarpa E. W. Lathrop 1960-5-27 5245 Riverside 6 miles west of Murrieta. Comment
  UC577219  Chamaesyce polycarpa Lewis S. Rose 1934-12-25 34490 Riverside 10 mi n Whitewater; T Cross K Ranch Comment
  POM250333  Chamaesyce polycarpa var. polycarpa I. W. Clokey 1935-4-17 6727 Riverside Cottonwood Springs. Comment
  RSA638208  Chamaesyce serpillifolia L. C. Wheeler 1965-6-27 8690 Riverside Corona: Overboltzer's Grove. Comment
  CAS-BOT-BC66319  Cheilanthes clevelandii John Thomas Howell 1927-8-2 2907 Riverside a few miles south of Banning on road to Strawberry Valley of Mt. San Jacinto 670 Comment
  CAS-BOT-BC70036  Cheilanthes covillei Ivan Johnston 1917-4-4 1113 Riverside Palm Canyon 762 Comment
  CAS-BOT-BC70040  Cheilanthes covillei Elizabeth Parsons Hawver 1917-3-29 s.n. Riverside Palm Springs Comment
  SEINET903948  Cheilanthes covillei Scott D. White 1996-1 4460 Riverside Idyllwild Area: Alvin Meadows and unnamed canyon upstream. San Jacinto Mountains. USGS Blackburn Cyn 7.5 topo (immed. Adjacent to Idyllwild topo) 1525 Comment
  CAS-BOT-BC70331  Cheilanthes parryi John Thomas Howell 1927-8-1 2886 Riverside Morongo Canyon, n. Colorado Desert 609 Comment
  POM120575  Cheilanthes parryi Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  UCR139949  Cheilanthes parryi L. C. Wheeler 1963-3-17 8243 Riverside Santa Rosa Mtns., Martinez Canyon Comment
  UCR120295  Chenopodium Mitch Provance 1998-5-25 877 Riverside Santa Ana River Wash, Riverside, 1/8 mile NW of Tequesquite Ave. and Gregory Rd. 229 Comment
  UCR266361  Chenopodium D. E. Bramlet 2005-5-3 3840 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, north of Stetson Ave. and west of Warren Rd. 457 Comment
  RSA314479  Chenopodium ambrosioides R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55374 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  UCR114192  Chenopodium berlandieri A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23634 Riverside Perris-Aguanga Basin Region, gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  UCR278837  Chenopodium berlandieri Mitch Provance 2012-7-17 712- 14 Riverside San Gorgonio Pass, City of Banning, along E. Lincoln St., vicinity of the Banning Substation, between Hargrave St. and San Gorgonio Ave. 698 Comment
  UCR278859  Chenopodium berlandieri Mitch Provance 2012-7-15 612- 68 Riverside Beaumont Plateau, W end of Banning, 'Pershing Channel', N side W Ramsey St., W side of Omar St. 768 Comment
  RSA64957  Chenopodium pratericola F. W. Peirson 1918-03 s.n. Riverside Field near Indio. Comment
  UCR115152  Chenopodium strictum Mitch Provance 2000-11-2 2293 Riverside North Riverside, Reid Park, c. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  CAS-BOT-BC231771  Chilopsis linearis Louis C. Wheeler 1933-12-1 2281 Riverside San Gorgonio wash at S. P. RR, San Gorgonio Pass 640 Comment
  RSA19547  Chilopsis linearis subsp. arcuata Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 S.N. Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  UCR44438  Chimaphila menziesii A. C. Sanders 1986-6-1 6545 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  JEPS58874  Chimaphila umbellata Carl V. Meyer 1928-6-14 451 Riverside canyon near Saunder's Meadow (San Jacinto Mt.); San Jacinto Mt. 1737 Comment
  UCR172158  Chlorogalum parviflorum T. B. Salvato, Gregg Miller 2005-6-3 1376 Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and c. 0.25 mi south of Ethanac Road 436 Comment
  UCR112561  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  RSA776508  Chorizanthe brevicornu Amber Swanson, Duncan S. Bell 2011-3-10 209 Riverside Box canyon, SW side of Mecca Hills 72 Comment
  CAS-BOT-BC191855  Chorizanthe corrugata A. C. Sanders; E. J. Lawlor 1992-4-4 12135 Riverside McCoy Mountains, within 1/2 mail of McCoy Spring. Colorado Desert 243 Comment
  UC69320  Chorizanthe corrugata L. A. Greata April 1905 Riverside Coachella Comment
  CAS-BOT-BC191345  Chorizanthe leptotheca James L. Reveal; C. Rose Broome 1987-6-27 6611 Riverside San Jacinto Mountains, along the road toward Lake Hemet Campground on the N shore of Lake Hemet, 0.2 mile E of the Lake Hemet Picninc Area and 0.8 mile W of CA Highway 74 1630 Comment
  SD137670  Chorizanthe leptotheca Darin L. Banks, Peter Morrell 1995-5-4 312 Riverside Cleveland National Forest, north of Agua Tibia Wilderness Area, north slope of Agua Tibia Mtn., east of Dripping Springs Alcove Area, SE of Dripping Springs Campground, on arkose hills at north base of medasedimentary hills north of Wildhorse Peak 536 Comment
  RSA715196  Chorizanthe parryi var. parryi A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32614 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn/Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR15523  Chorizanthe polygonoides var. longispina George K. Helmkamp 1978-6-1 s.n. Riverside Santa Rosa Plateau, roadside, 7 miles [west] ot Murrieta Comment
  UCR245440  Chorizanthe polygonoides var. longispina Elizabeth A. Kempton, Eric Paul 2008-4-7 546 Riverside town of Lake Elsinore, Elsinore Peak, just SSW of antennas, near closed road, South Main Divide Road 1090 Comment
  UCR252763  Chorizanthe polygonoides var. longispina John Dvorak 2011-4-6 011 Riverside Perris Aguanga Basin, Bundy Canyon Road, approximately 80 meters north of intersection with Oak Circle Drive, in mowed/disturbed firebreak buffer 490 Comment
  RSA585871  Chorizanthe procumbens D. L. Banks, S. D. Boyd 1995-5-9 356 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
  SEINET7063455  Chorizanthe procumbens A. G. Vestal 1947-3-30 s.n. Riverside About 3.8 miles east of Sage on East Benton Road. Tucalota Valley. UTM Zone 11, 502421mE, 3715161mN. (WGS84/NAD83). 565 Comment
  UCR77755  Chorizanthe procumbens Steve Boyd, Orlando Mistretta 1991-5-22 6294 Riverside Agua Tibia Mountains, Vail Lake area, base of Agua Tibia Mountain, east of Dorland Mountain, west of Kolb Creek 793 Comment
  RSA559921  Chorizanthe rigida Steve Boyd, Carol Boyd, Kyle Boyd 1992-4-19 6910 Riverside N end of the Granite Mtns on sandy bajada along poweline road near jtn of Hwy 177 and Hwy 62. Area of transition between Mojave and Colorado Deserts. Comment
  RSA681037  Chorizanthe rigida Scott D. White, Michael Honer 2003-5-14 9267 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA734503  Chorizanthe xanti var. leucotheca M. Wall 2008-6-20 463 Riverside San Jacinto River, east of Hemet off Hwy 74, ca. 2.0 miles east of the Cranston Ranger Station. 639 Comment
  UCR114936  Chrysothamnus nauseosus subsp. consimilis Dave Ezell 1999-7-8 01 A Riverside Corona (Home Gardens), Promenade St. 0.2 mi. west of McKinley, 70-80 ft. north of 91 freeway. (El Sobrante de San Jacinto Spanish land grant) 210 Comment
  POM351997  Chrysothamnus nauseosus subsp. mohavensis P. A. Munz 1946-10-19 11572 Riverside Upper end of Palm Canyon at jct of hwy 74 and road to old Santa rosa Indian Village 1220 Comment
  POM14740  Chrysothamnus paniculatus F. W. Peirson 1922-12-26 3331 Riverside Cabazon, San Gorgonio Pass Comment
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Mar 13 2011
  POM45651  Chrysothamnus paniculatus J. B. Feudge 1923-11-12 467 Riverside White Water, Colorado Desert 366 Comment
  POM295633  Chrysothamnus teretifolius Lyman Benson 1952-12-29 15089 Riverside Hidden Valley, Joshua Tree National Monument 1372 Comment
  RSA117699  Chrysothamnus teretifolius S. Carlquist 1958-3-30 429 Riverside Along Morongo Valley to Lucerne Valley Road, on San Bernardino - Riverside County line Comment
  CAS-BOT-BC160592  Chylismia claviformis subsp. aurantiaca L. A. Greata 1905-4-1 s.n. Riverside [Coachilla] Coachella Comment
  UC635281  Chylismia claviformis subsp. aurantiaca H. L. Mason 1928-3-10 4182 Riverside Whitewater River Comment
  SD227734  Cirsium scariosum Scott D. White 1997-5-18 5164 Riverside San Jacinto Mts. Vista Grande area: Just W of USFS Vista Grande Fire Station (i.e., Hwy 243 ca. 10 road miles SE of Banning). 1500 Comment
  RSA0019617  Cistanthe ambigua Michael Wall 2009-4-5 s.n. Riverside Ridge line above Ladder Canyon off Painted Canyon east of Mecca 279 Comment
  RSA12918  Cistanthe monandra C. B. Wolf 1935-4-7 6308 Riverside 2 miles SW of Perris, in the Gavilan region. 427 Comment
  UCR241940  Citrullus lanatus var. citroides A. C. Sanders, Jose Aguiar 2012-12-19 40530 Riverside Sonoran (Colorado) Desert, Coachella Valley, NE of Mecca above intersection of Ave. 62 and Johnson St. near Coachella Canal -8 Comment
  CAS-BOT-BC162601  Clarkia E. W. Lathrop 1974-6-4 7401 Riverside 3 miles SW of Corona, Hagador Canyon, Cleveland Nat'l. Forest, Trabuco District - Santa Ana Mountains 274 Comment
  POM9608  Clarkia purpurea subsp. quadrivulnera I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mts, extreme west end. between Riverside and Ontario. Comment
  RSA522742  Claytonia parviflora subsp. parviflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3849 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
  RSA615097  Claytonia parviflora subsp. parviflora D. L. Banks 1997-3-29 1582 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
  UCR16508  Claytonia parviflora subsp. viridis Bill Schultz 1972-5-22 720522- 28 Riverside Peninsular Range, San Jacinto Mtns., Hwy 74, 0.3 miles west of McCall Park turn-off, east side of road 1372 Comment
  UCR86887  Claytonia perfoliata subsp. perfoliata A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16285 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  SD236390  Clematis ligusticifolia A. C. Sanders, Tim Thomas 2008-8-1 35944 Riverside Peninsular Range; San Jacinto Mtns.: Coldwater Creek near Mountain Center, SE of Keenwild Fire Station. 1402 Comment
  SD137655  Clematis pauciflora Darin L. Banks, Steve Boyd 1995-3-16 93 Riverside Cleveland national forest, Agua tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, Arroyo Seco drainage. 512 Comment
  UCR213446  Clematis pauciflora A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37803 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  POM14901  Cleome isomeris Mary F. Spencer 1922-3-27 s.n. Riverside Shavers Canyon. Mecca, Colorado Desert. Comment
  POM307253  Cleome isomeris Henry J. Ramsey 1937-11-20 2236 Riverside San Gorgonio Pass. Comment
  RSA440804  Cleome isomeris N. R. Zabriskie 1973-3-16 569 Riverside Deep canyon, north slope Santa Rosa Mountains. 335 Comment
  RSA440822  Cleome isomeris M. B. Dunkle 1932-3-25 s.n. Riverside Cabazon. Colorado desert. 457 Comment
  CAS-BOT-BC214182  Clinopodium chandleri H. D. Ripley; R. C. Barneby 1940-1-19 2752 Riverside Saxman Grade, Elsinore Mts. 1100 Comment
  CLARK-A1656-713  Coldenia plicata Theo Glenn 1979-4-7 Riverside Palm Springs Comment
  CAS-BOT-BC416390  Coleogyne ramosissima Reid Moran 1941-5-4 840 Riverside East of Quail Spring, Joshua Tree National Monument 1300 Comment
  POM12956  Collinsia concolor Philip A. Munz, I. M. Johnston 1922-5-21 5532 Riverside Hemet Valley. 1433 Comment
  RSA0117425  Collinsia concolor Steve D. Boyd 1990-4-3 4086 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
  POM128498  Collinsia heterophylla Thomas Craig 1927-4-23 209 Riverside Glen Ivy. Comment
  SBBG47466  Collinsia heterophylla N. C. Cooper 1944-6-17 1429 Riverside Pine Cove 1371 Comment
  UCR133441  Collinsia heterophylla Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 203 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  UCR24482  Collinsia heterophylla John C. Roos 1950-4-15 4733 Riverside In the hills NE of the summit of Reche Canyon 546 Comment
  CAS-BOT-BC52500  Colubrina californica I. M. Johnston 1930-6-15 3788 Riverside North of Mecca-Blythe road, in canyons at southeastern end of Eagle Mts. Comment
  UCR281924  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2017-9-20 43346 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, in canyon 1.5 km west (276 deg. ) of Tabaseca Tank, 6.7 km SE of Salt Creek at mouth of Red Canyon 602 Comment
  SBBG13966  Condea emoryi E. R. Blakley 1962-11-25 5483 Riverside 5 mi W of Blythe on US Hwy 60 and 70 121 Comment
  UCR130846  Conium maculatum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  VVC27  Conium maculatum P. J. MacKay 1975-6-1 s.n. Riverside Cismontane S Cal, Chino vic Euclid Ave bordering a channel from Prado Dam 159 Comment
  RSA619541  Conyza bonariensis D. L. Banks 1997-5-5 1990 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
  POM259105  Cordylanthus nevinii Philip A. Munz 1938-8-14 15369 Riverside Ridge east of Toro Peak, Santa Rosa Mts. 2378 Comment
  RSA601163  Cordylanthus nevinii Scott D. White 1996-8-16 4484 Riverside Idyllwild area: SW of Pine Cove and W of Bear Trap Canyon, in watershed above Alvin Meadows (tributary to Toll Rd. Canyon). 1707 Comment
  CLARK-A1528-1783  Corethrogyne filaginifolia John C. Roos 1937-8-17 1217 Riverside Idyllwild Comment
  LA205801  Corethrogyne filaginifolia Harlan Lewis; 1939-10-23 1023 Riverside 1523 Comment
  SD143944  Cornus glabrata A. C. Sanders, T. Tennant 1997-11-14 21596 Riverside San Bernardino Mountains; Morongo India Reservation, west end of Burro Flats. 1159 Comment
  CAS-BOT-BC427781  Crassula connata Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 3987 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta. 609 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
  UCR119813  Crassula tillaea A. C. Sanders, T. B. Salvato 2001-5-3 24102 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR602  Crossosoma bigelovii S. C. Warner 1956-4-28 s.n. Riverside Sonoran Desert, Small canyon in hills east of Morongo Wash Road Comment
  SEINET7063231  Croton californicus A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 719 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
  CLARK-A1528-431  Croton californicus subsp. californicus C. M. Flanagan 1973-6-13 OO 702 Riverside Morongo Indian Reservation 1158 Comment
  UCR159198  Croton setiger A. C. Sanders, Kelly Volansky 2005-8-31 31596 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
  UCR21959  Croton setiger Steve Boyd 1980-7-6 320 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  CHSC143  Cryptantha angustifolia R. Baker 1935-4-15 Riverside Thermal. Comment
  CSUSB989  Cryptantha angustifolia M. Quinlan 1974-4-18 S. N. 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
  JOTR37505  Cryptantha angustifolia Hodges, Stephen R. 2016-3-1 631 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  POM368204  Cryptantha angustifolia Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7811 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  UC180099  Cryptantha angustifolia Jos. Burtt Davy 1902-3-25 7949 Riverside Indio Comment
  UCR18176  Cryptantha angustifolia A. C. Sanders 1978-4-2 00183 Riverside Coachella Valley, Hidden Valley, near the mouth of Deep Canyon 183 Comment
  UCR20836  Cryptantha angustifolia A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1306 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR214415  Cryptantha angustifolia A. C. Sanders, Richard Dwerlkotte 2010-3-22 37503 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  UCR242121  Cryptantha angustifolia Jim Andre 2011-2-9 15914 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
  SEINET10455842  Cryptantha angustifolia David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-13 Dunn 2892 Riverside Pushawalla Canyon Biota. Indio Hills. Steep slopes on canyon side. Comment
  RSA450528  Cryptantha barbigera B. A. Prigge 1988-2-21 7849 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  RSA518035  Cryptantha barbigera Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1330 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  SJSU11359  Cryptantha barbigera R. C. McGehee 1970-4-15 199 Riverside Wileys Well 26 mi SW of Blythe Comment
  UCR183171  Cryptantha barbigera Mitch Provance 2003-5-5 4418 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCSB52571  Cryptantha barbigera Cowan, Clark 1978-4-23 Riverside Above San Jacinto tramway parking lot, Chino Canyon; Whittaker transect #W-217 570 Comment
  POM12150  Cryptantha costata Mary F. Spencer 1920-3-16 1514 Riverside Mecca -60 Comment
  UCR214565  Cryptantha costata A. C. Sanders 2010-3-15 37407 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  SBBG53391  Cryptantha cycloptera J. Zabriskie 1975-3-26 Riverside Boyd Deep Cyn Research Center Comment
  SBBG6254  Cryptantha decipiens H. and M. Dearing 1942-2-6 4800 Riverside near Cathedral City Comment
  UC1168749  Cryptantha dumetorum Peter H. Raven 1958-2-15 11558 Riverside Corn Springs Chuckwalla Mountains Comment
  OBI20749  Cryptantha intermedia Robert F. Hoover 1968-6-7 11157 Riverside Head of St. Johns Cyn Comment
  OBI42563  Cryptantha intermedia A. C. Sanders 1986-6-1 6538 Riverside San Jacinto Mts, along the trl toward Spitler Peak from the Hurkey Crk camp to Bonita Vista Rd (T5S, R3E, N1/2, sec 35) 1707 Comment
  SBBG37501  Cryptantha intermedia R. N. Muller 1967-4-8 3 Riverside ca. 2 mi W of St Hwy 62 on Mission Crk Rd, 4.7 mi N of jct between US Hwy 60 and St Hwy 62 579 Comment
  SEINET7073407  Cryptantha intermedia A. G. Vestal 1963-4-23 s.n. Riverside About 0.1 mile east of Corner at the base of Gavilans Hills. Coordinate datum: NAD27. Comment
  UCD119851  Cryptantha intermedia Geoffrey Levin 1975-4-26 487 a Riverside Mayhew Canyon Wash, 1.5 miles southeast of Glen Ivy on Highway 71. 335 Comment
  UCR115431  Cryptantha intermedia Scott D. White, D. E. Bramlet 1999-4-22 7243 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR128916  Cryptantha intermedia A. C. Sanders, Mitch Provance 2001-4-5 23915 Riverside Perris-Aguanga Basin region, Long Canyon, Temecula, between gas pipeline route and 'windmill,' south of BM 1221 366 Comment
  UCR17111  Cryptantha intermedia R. L. Lasby 1969-5-3 24 Riverside San Bernardino Mtns/Colorado Desert, canyon 3 miles NE of Cabezon 671 Comment
  UCR234316  Cryptantha intermedia A. C. Sanders, John F. Green 2012-3-20 39971 Riverside Peninsular Range; Gavilan Hills Area, eastern side of city of Lake Elsinore, off Hwy 74 near Crater Dr. 446 Comment
  UCR42444  Cryptantha intermedia D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  POM9601  Cryptantha intermedia I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  POM14239  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4755 Riverside Shavers Well, near Mecca. 76 Comment
  POM287672  Cryptantha maritima Lyman Benson 1933-3-31 4170 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA797511  Cryptantha maritima C. P. Cowan 1978-4-23 1175 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  UC998315  Cryptantha maritima H. K. Wagnon 1944-3-12 325 Riverside Cathedral City Cathedral Canyon Comment
  UCR85069  Cryptantha maritima A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16081 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA704585  Cryptantha maritima var. maritima LeRoy Gross 2005-3-3 1584 -a Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  VVC2476  Cryptantha maritima var. pilosa Tim Thomas 2013-3-18 5938 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  POM6647  Cryptantha micrantha P. A. Munz 1919-3-27 2344 Riverside Salton Sea Comment
  UCR116813  Cryptantha micrantha var. micrantha A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23943 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR162400  Cryptantha microstachys S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  POM98095  Cryptantha microstachys P. A. Munz 1925-5-19 9823 Riverside 2 miles west of Dripping Springs. 426 Comment
  SDSU5401  Cryptantha muricata unknown 1941-6-9 1225 Riverside 1524 Comment
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Mar 15 2014
  UCR156470  Cryptantha muricata T. B. Salvato, A. C. Sanders 2005-5-17 892 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
  UCR216254  Cryptantha muricata Oleg Pryadko 2008-5-2 050 Riverside San Bernardino Valley Region, western Riverside near Pedley, Hidden Valley Wildlife Area, c. 1200 ft. south of Clay St. and General Road, 1000 ft. east of Van Buren Blvd., north bank of Santa Ana River 208 Comment
  SBBG53352  Cryptantha muricata var. jonesii J. Zabriskie 1975-3-26 Riverside Santa Rosa Mtns Comment
  SD28086  Cryptantha muricata var. jonesii Carl B. Wolf 1932-8-6 3993 Riverside San Jacinto Mts. 2 9/10 mi. from Idyllwild on road to Hemet 1219 Comment
  RSA781904  Cryptantha nevadensis var. nevadensis Duncan S. Bell 2010-5-1 886 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  JOTR01184  Cryptantha pterocarya Cole, James E. 1941-4-13 566 Riverside Joshua Tree National Park. 1/2 MILE NORTH OF MEEK'S CABIN, PINTO PASS Comment
  RSA0078923  Cryptantha pterocarya var. pterocarya J. Mark Porter 2001-4-2 12332 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA0079482  Cryptantha pterocarya var. pterocarya J. R. Bruff 1928-4-2 s.n. Riverside Canyon wash 1 mile west of Morengo. Comment
  POM258906  Cryptantha racemosa E. C. Jaeger 1939-12-3 s.n. Riverside Canyon of Orocopia Mountains, south of Hayfield reservoir. 427 Comment
  UC1929481  Cryptantha simulans Valerie Soza, Naomi Fraga, Sarah Swartzentruber 2003-6-25 1704 Riverside Peninsular Ranges; San Jacinto Mountains region; Slope above junction of Dark Canyon and Fuller Mill Creek. Comment
  JOTR30661  Cryptantha utahensis La Doux, Tasha, Jim Andre 2008-3-21 148 Riverside Joshua Tree National Park. Lower Wilson Wash along NE side of paved road 852 Comment
  RSA0126639  Cryptantha utahensis Duncan S. Bell 2016-3-4 8798 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA499802  Cryptantha utahensis M. B. Dunkle 1937-3-25 4950 Riverside Colorado Desert. Shaver s Well Comment
  UCR100369  Cucurbita palmata A. C. Sanders, T. Tennant 1997-11-14 21600 Riverside San Bernardino Mtns., Morongo Indian Reservation, sag pond at SE end of Burro Flats 1110 Comment
  HSC6392  Cuscuta californica C. L. Hitchcock, C. V. Muhlick 1964-3-17 23076 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  UCR174374  Cuscuta californica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32622 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 591 Comment
  RSA789365  Cuscuta californica var. californica Aaron C. Sedgwick, David Fraker 2012-3-28 40 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SD255710  Cuscuta salina D. E. Bramlet 2009-5-27 4389 Riverside Perris-Aguanga Basin Region: upper Salt Creek, west of Hemet Ryan Airport., ca. 450 m west of Warren Rd. and 990 m sotuy of Florida Ave., 490 m east of the San Diego canal. 455 Comment
  POM201675  Cuscuta subinclusa L. M. Booth 828 Riverside Santa Ana River at Chino Creek, near Prado. Comment
  JEPS66873  Cylindropuntia bigelovii W. L. Jepson 1914-5-18 6033 Riverside n Indio; Colorado Desert, County Well 152 Comment
  RSA0031297  Cylindropuntia chuckwallensis Mitzi Harding, Marc A. Baker, Michelle Cloud-Hughes 2013-4-11 134 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 200m west of Wood Spring, 450m SW of Cottonwood Spring, 38km NE of Indio. 895 Comment
  RSA0083603  Cylindropuntia chuckwallensis Marc Baker, Michelle Cloud-Hughes 2012-4-9 17536 Riverside North side of Chuckwalla Mountains, 1.7 km NNE of Chuckwalla Spring, 57 km west of Blythe. 500 Comment
  SEINET11038799  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2015-3-26 18297 .1 Riverside Chuckwalla Mountains: 4.1 km WNW of Corn Spring, NE of Aztec Well, 71 km west of central Blyth. Corn Springs 7.5 834 Comment
  UCD60014  Cynodon dactylon T. C. Fuller 1970-10-7 19798 Riverside Palo Verde Valley, southeast of Blythe. Comment
  UCR237698  Cynodon dactylon Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4516 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  SEINET10468127  Cynodon dactylon David B. Dunn 1946-3-15 Dunn 2017 Riverside Collected on dry plateau in vicinity of pushawalla canyon, indio hills. Sparse Desert scrub of larrea and franseria, with palms at the springs in the canyon. Comment
  UCR77691  Cyperus acuminatus Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6334 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  UCR201874  Cyperus eragrostis Justin M. Wood 2008-9-22 155 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  SD146116  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles south east of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs (El Casco 7.5' Quadrant); gentle slope, fine clay on dried lake bed; common annual on lower shore. 131 Comment
  SEINET7581721 Image available Cyperus erythrorhizos 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
  RSA593988  Cyperus involucratus Darin L. Banks, Elizabeth Hedge Banks 1996-5-2 949 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  UCR92057  Cyperus involucratus Scott D. White 1996-3-31 3853 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  RSA666722  Cyperus involucratus A. C. Sanders, Steven R. Hill 2001-5-4 24149 Riverside Santa Ana Mountains region: W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) just west of Camaron Rd., east of Calle Calmar., 33 29.6 N, 117 15.9 W 396 Comment
  CAS-BOT-BC113967  Cyperus odoratus J. Ewan 1931-10-3 s.n. Riverside Wet sand along river bank, Santa Ana River, 4 mi NW of Corona. Comment
  UCR93231  Cyperus odoratus A. C. Sanders 1994-7-27 15164 Riverside Riverside, Santa Ana River between the San Bernardino Co. line & the Market Street Bridge 246 Comment
  CDA2598  Cyperus rotundus K. E. Hoffmaster Jul 1958 Riverside Indio. 0 Comment
  OBI68606  Cyperus rotundus K. E. Hoffmaster Jul-58 s.n. Riverside Indio Comment
  UCR41813  Dalea mollis A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6039 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  RSA457792  Dalea mollissima Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2196 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  SEINET906509  Dalea mollissima A. C. Sanders 1986-1 6067 Riverside Chuckwalla Valley, ca. 1/2 mile W of Graham Pass on powerline road 1/2 mile S of Old Hwy 60 (Chuckwalla Road) Comment
  RSA4879  Dasyochloa pulchella C. B. Wolf 1932-4-27 2995 Riverside Colorado Desert, 14 miles E. of Mecca on Blythe Road 152 Comment
  UCR265472  Dasyochloa pulchella Jordan Zylstra 2014-8-17 14024 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  UCD107685  Datisca glomerata Charles B. Fiker 1946-6-17 3601 Riverside San Mateo Canyon, Fallbrook. Comment
  UCR199727  Datisca glomerata Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10674 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  UCR208074  Datisca glomerata T. S. Elias, Steve Boyd, Kit Tan 1986-7-23 10154 Riverside Peninsular Ranges; Santa Ana Mountains, Santa Rosa Plateau: along Cole Creek 610 Comment
  UCR86200  Datura discolor A. C. Sanders 1995-5-23 17120 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  RSA470788  Daucus pusillus Robert Gustafson, Gary D. Wallace 1983-6-23 2707 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  RSA703537  Deinandra kelloggii R. E. Riefner Jr. 2004-4-27 04 -145 Riverside Morreno Valley, south of Allesandro St. near Merwin St. and Kimber Ave. 354 Comment
  RSA736329  Deinandra paniculata Scott D. White, Justin M. Wood 2008-5-27 12036 Riverside Perris Basin: I-215 freeway, between Clinton Keith and Alamos. 396 Comment
  SD237330  Deinandra paniculata John F. Green 2009-7-13 Riverside Peninsular Range: Elsinore Trought, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  UC111321  Delphinium parishii subsp. parishii S. B. Parish 1907-4-18 6074 Riverside w edge Colorado Desert; Palm Springs 200 Comment
  OBI42535  Delphinium parryi subsp. parryi Robert F. Thorne, Walter Wisura, Earl Lathroop, and Sara Meury 1985-5-18 60668 Riverside Santa Rosa Plateau; edge of Cleveland Natl Forest 610 Comment
  UC1979564  Delphinium parryi subsp. parryi Darin L. Banks, Steve Boyd 1995-5-9 396 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  UCR138886  Delphinium parryi subsp. parryi D. L. Banks 1997-4-5 1697 Riverside Agua Tibia Mtns., NW Palomar Mtns: Agua Tibia Wilderness Area. south of Dorland Mountain, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the N fork of Pechanga Creek 762 Comment
  UC488915  Delphinium patens subsp. montanum C. V. Meyer June 1927 190 Riverside Saunder's Meadow San Jacinto Mts. 1615 Comment
  UC917871  Dendromecon rigida Frank W. Gould 1943-4-18 2140 Riverside e Idlewild; Riverside County Park Comment
  RSA357135  Dendromecon rigida subsp. rigida Robert F. Thorne 1969-10-25 41852 Riverside N of San Bernardino National Forest: N of Boundary on Idlywild-Banning road Comment
  SD237265  Deschampsia danthonioides D. E. Bramlet 1991-5-7 2120 Riverside Peninsular Range; Perris-Aguanga Basin Region: San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave & Marvin Hull Road, c. 50-150 m north of the AR&SF railroad tracks & 300 m west of MWD canal. Comment
  POM49465  Deschampsia elongata P. A. Munz, I. M. Johnston 1924-7-28 8802 Riverside Pine Flats, San Jacinto Mountains. 1707 Comment
  RSA11552  Descurainia pinnata subsp. glabra N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs Comment
  CSUSB964  Dicentra chrysantha Richard Sayre 1972-5-7 Riverside Santa Rosa Road 7 miles from Murietta. Comment
  RSA263755  Dicentra chrysantha E. W. Lathrop 1973-04 6884 Riverside 4 miles betw. Tin Mine Canyon and Santiago Peak, Skyline Drive 732 Comment
  UCR35066  Dicentra chrysantha L. B. Ziegler 1968-6-26 324 Riverside San Jacinto Mtns, N slope of Thomas Mtn 1555 Comment
  IRVC35  Dichelostemma capitatum subsp. capitatum R. H. Whittaker, W. A. Niering 1963-5-27 SJ 6 Riverside Hemet Hwy, between Hemet and Mtn Center. Peninsular Ranges, San Jacinto Mountains 1250 Comment
  SDSU12268  Dichelostemma capitatum subsp. capitatum Jeremy Mass, Ryan Jacobsen 2000-4-19 12 Riverside Along edge of road near Stone Creek, close to Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 222 Comment
  SDSU12912  Dichelostemma capitatum subsp. capitatum Jutta Buschbom 1991-5-1 2 Riverside SE-Slope, N-Border of the Reserve, beyond an avocado-grove, ca. 500 m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve. Comment
  CAS-BOT-BC292185  Dicoria canescens Marcus E. Jones 1927-10-3 s.n. Riverside Indio Comment
  UCR266775  Dimorphotheca sinuata Mitch Provance, Matt Amalong 2015-3-25 315- 21 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
  SD137955  Diplachne fusca var. uninervia Darin L. Banks, Steve Boyd 1995-10-17 808 Riverside Cleveland National Forest, Agua Tibia Wilderness Areas; along lower Arroyo Seco, south of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns to the east, just west of the Metasedimentary hills. 523 Comment
  SD243250  Diplachne fusca var. uninervia Mike Lahti 2008-12-12 Riverside Hemet. Bautista Creek Ranches, 45200 Bautista Road, near Fairview Avenue. Comment
  SBBG55739  Diplacus X australis D. Keil, M. McLeod 1977-3-26 12024 Riverside 0.7 mi W of jct with Riverside Co Rd, R-3, to Hemet, along Hwy 79 548 Comment
  CAS-BOT-BC150930  Diplacus bigelovii var. bigelovii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC150931  Diplacus bigelovii var. bigelovii Peter H. Raven 1958-1-24 11451 Riverside Fargo Canyon Comment
  CAS-BOT-BC152917  Diplacus brevipes Street; Durant 1918-5-12 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC153089  Diplacus fremontii Steve Boyd 1986-4-22 1751 Riverside Temescal Canyon: benches of Indian wash just south of Interstate 15 Comment
  RSA0019420  Diplacus fremontii Scott D. White 1999-6-6 7440 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  SBBG541  Distichlis spicata H. and M. Dearing 1936-12-25 Riverside near Thousand Palms Comment
  UCR256773  Distichlis spicata T. B. Salvato, Matthew Malle 2013-5-20 7585 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  UCR234815  Ditaxis lanceolata Jim Andre, Glenn L. Clifton 2011-2-22 17480 Riverside Coachella Valley, 1.2 mi due south of Windy Point (at Hwy 111, just southwest of 'The Cove' housing development near Blaisdell Creek, at base of San Jacinto Mountains 320 Comment
  UCR5290  Ditaxis lanceolata O. F. Clarke 1966-10-5 661005- 06 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  VVC2111  Ditaxis neomexicana Tim Thomas 2012-8-23 5870 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  POM305626  Dithyrea californica Henry J. Ramsey, Henry J. Ramsey 1937-2-26 873 Riverside Whitewater. 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
  UCR241805  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-28 40552 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 deg. ) of Ripley 96 Comment
  UC219245  Downingia cuspidata P. A. Munz 1922-4-29 5093 Riverside 0.5 mi s Lake Elsinore 381 Comment
  UCR113630  Downingia cuspidata June Latting 1978-6-4 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 640 Comment
  RSA530887  Draba saxosa M. B. Dunkle 1933-7-23 3758 Riverside San Jacinto Peak 3301 Comment
  RSA773169  Draba verna Duncan S. Bell, Valentin Arvizu 2010-5-24 1108 Riverside San Bernardino National Forest: Garner Valley, approximately 3.4 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1385 Comment
  RSA634213  Drymocallis glandulosa var. reflexa Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38077 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon. 1677 Comment
  SEINET6173084 Image available Dryopteris arguta S. Quan 1967-1 91 Riverside Ramona, Cleveland National Forest 366 Comment
  UCR264471  Dryopteris arguta S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1075 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, upper part of canyon, near Corona 732 Comment
  RSA262076  Dudleya lanceolata E. W. Lathrop 1966-5-17 6526 Riverside 4 mi. W of Corona, between Tin Mine Canyon and Santiago Peak. 610 Comment
  UC115215  Dudleya lanceolata Charlotte M. Wilder 1905-6-1 584 Riverside near Riverside (Jurupa Hills) Comment
  SD134467  Dudleya multicaulis Craig Reiser 1989-4-19 Riverside Western flank of Alberhill in western part of county Comment
  UCR281582  Dudleya pulverulenta Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 114 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  POM246550  Dudleya saxosa subsp. aloides E. C. Jaeger 1938-5-14 s.n. Riverside Covington Flats, Joshua Tree National Monument. 1280 Comment
  SEINET10952581  Echinocereus engelmannii Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-18 Scott 138 Riverside San Bernardino National Forest. San Jacinto Ranger District, about 0.2 mi. along Pinon Flats Transfer Station Rd. off Rte. 74. 1228 Comment
  SEINET3071476  Echinocereus mojavensis Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17494 Riverside Queen Mountain quadrangle, zone 11 0585753mE 3764902mN NAD83, 300m south of Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.5km ESE of Negro Hill 1360 Comment
  UCR246423  Echinochloa colona S. J. Myers 2013-10-10 s.n. Riverside Perris-Aguanga Basin Region, Moreno Valley, intersection of Kitching St. and Globe St., between Perris Blvd. and Lake Perris, N of Ramona Expressway 447 Comment
  UCR199669  Eclipta prostrata Scott D. White, Lynn Stafford 2007-6-27 11751 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 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
  CAS-BOT-BC112743  Eleocharis geniculata A. C. Sanders; Oscar Clarke; C. N. P. S. 1991-10-5 11744 Riverside Santa Ana River bottom, Rancho Jurupa Park, Pleasant Acres Lake. Comment
  SD133249  Eleocharis macrostachya A. C. Sanders, E. Rey, et al 1991-4-19 10925 Riverside Edgemont area; east of Sycamore Canyon; 0.8 miles west of Highway I-215 on East Ridge Dive (=Eucalyptus); just west of Pepsi Plant; gently rolling plain. 466 Comment
  UCR6206  Eleocharis macrostachya D. Gordon 1952-5-19 s.n. Riverside San Bernardino Valley Region, Riverside, UCR campus 335 Comment
  UCR120853  Eleocharis palustris D. E. Bramlet 2000-8-30 3070 Riverside Lake Skinner Regional Park. Tucalota Creek, just east of the equestrian bridge which crosses the creek. 1400-1500 ft north of the dirt service road (1487), and 2,600 - 2,700 ft. SE of the service road in Section 6 (1516) 470 Comment
  UC838982  Eleocharis parishii P. A. Munz 1922-6-29 5899 Riverside Santa Rosa 1981 Comment
  UCR201458  Eleocharis parishii Scott D. White, Justin M. Wood 2008-7-10 12450 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  UCR207560  Eleusine indica O. F. Clarke 2004-7-7 s.n. Riverside San Bernardino Valley Region, Riverside, Victoria Ave. bridge at Arroyo Tequesquite 262 Comment
  HSC79579  Elymus condensatus Paul Bailey 1972-5-14 126 Riverside 6 miles NE of Temecula near Rancho California Drive, Tucalota Hills. 457 Comment
  SEINET7303713 Image available Elymus glaucus Robert Thorne, J. -P. Simon, & C. W. Tilforth 1969-1 38111 Riverside San Bernardino National Forest, San Jacinto Mts.: Above James Reserve in Hall Canyon 1676 Comment
  UCR133392  Elymus glaucus Tracy Tennant, T. B. Salvato 1998-6-23 481 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  POM259163  Elymus glaucus subsp. glaucus P. A. Munz 1938-8-14 15350 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR95716  Elymus glaucus subsp. jepsonii D. L. Banks 1996-5-2 0943 Riverside Agua Tibia Mountains, NW Palomar Mountains; NW foothills of Dorland Mtn, S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage 524 Comment
  SD130317  Emmenanthe penduliflora Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  UC217917  Emmenanthe penduliflora P. A. Munz, D. Keck 1922-4-13 4956 Riverside Eagle Mts.; Colorado Desert 213 Comment
  UCR91411  Emmenanthe penduliflora Scott D. White 1995-4-5 2723 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  SEINET12279716  Emmenanthe penduliflora H. M. Hall 1902-1 2986 Riverside vicinity of Riverside, in the Upper Sonoran Zone 457 Comment
  RSA757796  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4291 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  RSA575858  Encelia actoni Steve Boyd 1980-9-22 s.n. Riverside Lakeview Mountains, Juniper Flats area along Juniper Flats Rd. at '4 J's Ranch.' Comment
  RSA770416  Encelia actoni Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4884 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-BC226824  Encelia californica A. C. Sanders; T. B. Salvato 2012-4-27 40090 Riverside Peninsular Range; Santa Ana Mtns.: Region: Temescal Canyon, along Temescal Canyon Rd. east of I-15 crossing and mouth of Mayhew Cyn. 313 Comment
  UCR270315  Encelia californica T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8341 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 384 Comment
  CLARK-A1528-1809  Encelia farinosa John C. Roos 1952-4-9 5509 Riverside Riverside 335 Comment
  JEPS23538  Encelia farinosa Peter H. Raven 1958-2-15 11587 Riverside along United States Highway 60 (8.7 mi e of road to Wiley Wells) Comment
  LA210564  Encelia farinosa Norman C. Cooper; 1944-4-8 1094 Riverside SAN JACINTO MOUNTAINS, Andreas Canyon. 304 Comment
  RSA586839  Encelia farinosa D. L. Banks, Peter Morrell 1995-5-4 0306 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
  RSA695714  Encelia farinosa Keith E. Hoffmaster 1933-4-13 s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  SD229088  Encelia farinosa Dick Schwenkmeyer 2013-6-11 911 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  POM356687  Encelia farinosa var. farinosa Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  POM4944  Encelia farinosa var. farinosa Robinson, Crocker s.n. Riverside Elsinore Region; along edge of lake Comment
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Mar 15 2014
  UCR52235  Encelia farinosa var. phenicodonta Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2142 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  JEPS30404  Encelia frutescens Donald Kyhos 1957-3-20 1 (57-3) Riverside Hwy 99 at north end Salton Sea Comment
  CHSC99601  Ephedra aspera LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1434 b Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115deg.19'54'W to 33deg.36'52'N, 115deg.19'54'W. UTM 3721895N,655238E to 372066N, 654757E. General collecting along canyon bottom and slopes. Male shrub growing on rocky slopes. 514 Comment
  UC813661  Ephedra aspera I. W. Clokey 1935-4-17 6510 Riverside Cottonwood Springs Comment
  CAS-BOT-BC81546  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside [Whitewater] White Water Wash, 3 mi. se. of Palm Springs Station 304 Comment
  RSA650254  Ephedra californica Donald W. Harshberger 1949-2-6 s.n. Riverside 10 miles NE of Palm Springs, on Lazy B Ranch, at sea level 0 Comment
  SD229018  Ephedra californica Dick Schwenkmeyer 2012-11-6 858 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  UC667358  Ephedra californica Annie Alexander and Louise Kellogg 1941-5-15 2183 a Riverside North base of Eagle Mountains 914 Comment
  UC813704  Ephedra nevadensis Ivan Johnston Riverside Palm Canyon Colorado Desert, Palm Canyon 304 Comment
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Jul 4 2015
  RSA775801  Ephedra trifurca Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 987 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  POM230606  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  UCSB42151  Epilobium campestre Roos, John 1952-6-18 Riverside Edgemont 457 Comment
  CAS-BOT-BC171725  Epilobium canum subsp. latifolium George L. Moxley 1932-1-1 s.n. Riverside Mt. San Jacinto Comment
  SBBG44917  Epilobium canum subsp. latifolium W. B. Holt 1941-10-23 17 Riverside near Split Rock, Joshua Tree National Monument Comment
  JOTR35177  Epilobium ciliatum subsp. ciliatum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3278 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  UC64473  Epilobium densiflorum H. M. Hall June 1901 2292 Riverside vicinity of Strawberry Valley San Jacinto Mountains (along water courses) 1600 Comment
  RSA6024  Epilobium glaberrimum subsp. glaberrimum Carl B. Wolf 1932-8-5 3941 Riverside Along trail from Tahquitz Valley to San Jacinto Peak. 2561 Comment
  RSA381725  Epipactis gigantea Joseph A. Ewan 1930-4-17 3051 Riverside Warners Ranch at Whitewater. 396 Comment
  RSA382720  Epipactis gigantea George Henry Grinnell 1924-5-24 s.n. Riverside Riverside. Comment
  UCSB925  Epipactis gigantea Kamb, Peter 1948-7-11 Riverside Hall Canyon; San Jacinto Mtns 1645 Comment
  IRVC1251  Equisetum laevigatum R. H. Whittaker, W. A. Niering 1963-6-6 SJ 259 Riverside San Jacinto Ridge Road (5509) N Fork San Jacinto River. Peninsular Ranges, San Jacinto Mountains 1311 Comment
  POM11162  Equisetum laevigatum Philip A. Munz 1922-6-27 5837 Riverside Santa Rosa Mountains, Santa Rosa. 1981 Comment
  UCR277894  Eragrostis curvula A. C. Sanders, Amy Litt, Yi Huang 2017-2-1 42678 Riverside Peninsular Range; San Jacinto Mountains, Along Hwy 74 below Mountain Center and above White Post Turn, c. 3.1 miles below McCall Park Rd. 1216 Comment
  UCD63460  Eragrostis mexicana F. M. Reed 1907-11-24 2000 Riverside Riverside and vicinity. Santa Ana River bottom near Chinese Gardens. Comment
  UCR113925  Eragrostis mexicana subsp. virescens Mitch Provance, A. C. Sanders 2000-7-4 2081 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  SD225016  Eremalche exilis A. C. Sanders, G. Helmkamp & P. MacKay 1995-3-12 16022 Riverside Coachella Valley: Indio, just SW of the Whitewater River Channel at Auto Center Dr. (Hwy 111) -7 Comment
  UCR244444  Eremalche exilis Jim Andre 2012-4-16 20935 Riverside Southern Mojave Desert, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd. 990 Comment
  RSA719035  Eremalche exilis Michael Honer 2005-3-11 2065 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA432719  Eremalche rotundifolia E. C. Jaeger 1922-4-2 s.n. Riverside Box Canon near Mecca. Comment
  RSA421558  Eremocarpus setiger M. M. Thompson 1947-6-9 C- 2065 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  SBBG63731  Eremocarya lepida R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 1981 Comment
  SBBG63720  Eremocarya micrantha M. N. Ackley -Feb-1926 38 Riverside near Edom 64 Comment
  CAS-BOT-BC160067  Eremothera boothii subsp. condensata Marcus E. Jones 1927-4-1 s.n. Riverside Keys Ranch, near Morongo Valley Comment
  SEINET3996437  Eremothera boothii subsp. condensata E. Neese 1979-4-10 7072 Riverside Joshua Tree Nat. Mon. s of Twenty-nine Palms, near Cottonwood Sp. 305 Comment
  UCR245259  Eremothera refracta Jim Andre 2012-3-19 21306 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  CAS-BOT-BC514310  Eriastrum densifolium subsp. austromontanum G. B. Grant 1901-8-1 11429 Riverside San Jacinto Mountains: Strawberry Valley Comment
  RSA0108902  Eriastrum densifolium subsp. austromontanum Robert Kessler 1920-1 17054 Riverside San Jacinto Mts. Comment
  UC879943  Eriastrum diffusum subsp. coachellae Lewis S. Rose 1937-4-9 37104 Riverside Palm Springs. 137 Comment
  RSA0120073  Eriastrum eremicum subsp. eremicum P. A. Munz 1921-5-1 4552 Riverside 5 miles northeast of Whitewater. 457 Comment
  UCR21135  Eriastrum sapphirinum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  RSA0118097  Eriastrum sapphirinum subsp. brevibracteatum Sarah DeGroot, Kristin Forgrave 2013-6-4 7010 Riverside Off Rouse Hill Road, Forest Route 5S15, ~0.9 miles from Highway 74. In canyon below road. 598 Comment
  RSA0121563  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Tasha La Doux 2000-6-3 7998 Riverside S of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  CAS-BOT-BC515004  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1931-5-30 6595 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  RSA502198  Ericameria brachylepis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3706 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake. Comment
  RSA524241  Ericameria brachylepis Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4128 Riverside Vail Lake area, E flank of 'Big' Oak Mtn, S of E summit. 610 Comment
  RSA479913  Ericameria cuneata Steve Boyd 1987-11-23 2094 Riverside Mt. Russell, N of Lake Perris, Moreno Valley. 762 Comment
  UCR89903  Ericameria cuneata A. C. Sanders 1995-11-26 17921 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  SD255094  Ericameria cuneata var. spathulata Duncan S. Bell 2015-9-30 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  CAS-BOT-BC434240  Ericameria linearifolia Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9012 Riverside Santa Rosa Mtns.: c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74. 1402 Comment
  UC894819  Ericameria nauseosa var. bernardina E. C. Jaeger 1922-8-25 1009 Riverside San Jacinto Mts., Long Valley 2529 Comment
  UC322981  Ericameria palmeri var. pachylepis H. M. Hall 1929-10-23 12298 Riverside valley floor at e end Lake Elsinore Comment
  UCR150558  Ericameria palmeri var. pachylepis Scott D. White 2003-12-1 9891 Riverside Santa Ana River Valley; city of Riverside; La Sierra area 244 Comment
  UCR151123  Ericameria palmeri var. pachylepis Scott D. White 1998-10-9 7174 Riverside Peninsular Ranges/Santa Ana Mtns, Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction, and proposed for same 366 Comment
  POM10311  Ericameria pinifolia Charlotte M. Wilder 1904-09 386 Riverside W Riverside Comment
  CAS-BOT-BC296244  Erigeron foliosus var. foliosus D. E. Breedlove 1961-8-4 930 Riverside Along Riverside Highway 1 at junction with road to Black Mountain Campground, San Jacinto Mountains 1676 Comment
  SEINET238534  Erigeron foliosus var. foliosus Mitch Provance 1998-6-11 651 Riverside Jurupa Mountains: NW Jurupa Mtns; S of the E extreme of Philadelphia St. 274 Comment
  UC1929909  Erigeron foliosus var. foliosus Scott D. White 2004-4-26 10243 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  UC31467  Erigeron foliosus var. foliosus H. M. Hall Jun 1 1901-Jul 1 1901 2385 Riverside forests in vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  SD129173  Eriochloa acuminata var. acuminata G. Helmkamp 1989-9-16 Riverside Hayfield on the W side of state hwy 78, 0.7 mi. N of Palo Verde. 74 Comment
  UCSB51409  Eriochloa aristata Roos, John 1965-9-26 Riverside Indio Comment
  RSA182205  Eriodictyon crassifolium P. A. Munz 1932-4-24 12320 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  UCSB16639  Eriodictyon crassifolium Hurst, Linda 1963-5-5 Riverside Along State Highway 74, about 3 miles west of Palm Desert 198 Comment
  CAS-BOT-BC189125  Eriodictyon crassifolium var. crassifolium Alice Eastwood 1913-4-30 2994 Riverside Palm Springs Comment
  UCR110967  Eriodictyon trichocalyx George K. Helmkamp 1998-6-27 4098 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  RSA777288  Eriodictyon trichocalyx var. trichocalyx Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4547 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  RSA766437  Eriogonum apiculatum E. L. Peterson 1931-9-8 s.n. Riverside Ridge trail to Tahquitz Peak, along S side of Tahquitz Valley. San Jacinto Mts. 2439 Comment
  JOTR31164  Eriogonum davidsonii La Doux, Tasha 2009-6-3 1870 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  POM19834  Eriogonum davidsonii Mary F. Spencer 1923-8-2 s.n. Riverside Tahquitz Trail. 2134 Comment
  UCR163314  Eriogonum deflexum B. G. Pitzer 2000-5-7 4129 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  CAS-BOT-BC256125  Eriogonum deflexum var. deflexum Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13258 Riverside U.S. gypsum mine property in Little Maria Mts., 2.3 mi. above Midland P.O. Comment
  CAS-BOT-BC249761  Eriogonum elongatum var. elongatum John Green 2003-8-15 s.n. Riverside Santa Ana Mtns.: Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  SD136785  Eriogonum elongatum var. elongatum Steve Boyd, T. Ross, D. Bramlet 1992-9-9 7680 Riverside San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, Ao mile upstream from top of Tenaja Falls 395 Comment
  CAS-BOT-BC250143  Eriogonum fasciculatum var. polifolium J. H. Thomas 1949-4-24 461 Riverside 2 miles east of Whitewater, between Banning and Indio Comment
  POM123083  Eriogonum fasciculatum var. polifolium Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  SD229224  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer 2012-10-16 926 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  UC85999  Eriogonum fasciculatum var. polifolium M. M. Miles April 1891 Riverside San Jacinto Comment
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Oct 27 2011
  UCR117341  Eriogonum fasciculatum var. polifolium Mitch Provance 1998-3-22 258 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  UCR13756  Eriogonum fasciculatum var. polifolium N. R. Zabriskie, W. W. Zabriskie 1972-3-28 479 Riverside San Jacinto Mtns., North Canyon, Andreas Canyon drainage, east slope of Mtns. 610 Comment
  CAS-BOT-BC253483  Eriogonum gracile H. S. Gentry 1954-7-26 14256 Riverside Dripping Spring along Route 79 Comment
  RSA773654  Eriogonum gracile Duncan S. Bell, Joy D. England 2010-10-5 1973 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 781 Comment
  RSA33368  Eriogonum gracile var. gracile N. C. Cooper 1943-9-26 929 Riverside Cabazon. 610 Comment
  POM153380  Eriogonum gracile var. incultum P. A. Munz, I. M. Johnston 1928-9-12 11251 Riverside Temescal Canyon. Comment
  RSA242147  Eriogonum gracile var. incultum James L. Reveal, Caroline G. Reveal 1972-8-9 2857 Riverside Along California Highway 243, 4 miles north of the road junction with Highway 74, 0.5 mile south of the center of Idyllwild Comment
  RSA500167  Eriogonum gracile var. incultum Steve Boyd, Tim S. Ross, Laurel Arnseth 1989-6-10 3660 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  CHSC8069  Eriogonum inflatum Edward L. Smith 1958-3-21 365 Riverside Located 6 mi. s of Rice, near Priest's Well. Little Santa Maria Mts. 365 Comment
  POM8830  Eriogonum inflatum var. inflatum Mary F. Spencer 1920-6-4 s.n. Riverside Palm Springs. Comment
  SBBG25142  Eriogonum inflatum var. inflatum D. Myrick 1966-4-1 1321 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  UC849551  Eriogonum inflatum var. inflatum I. W. Clokey, B. C. Templeton 1930-4-9 4683 Riverside n Palm Springs; Colorado Desert 170 Comment
  CAS-BOT-BC269777  Eriogonum nudum var. pauciflorum D. E. Breedlove 1961-8-4 937 Riverside Black Mtn Campground; NW side of Black Mtn, San Jacinto Mtns 2286 Comment
  LA206963  Eriogonum nudum var. pauciflorum H. Lewis; 1939-10-21 1016 Riverside San Jacinto Mountains, Hidden Lake Comment
  UCR24265  Eriogonum nudum var. pauciflorum John C. Roos 1943-10-16 2740 Riverside Southern Mojave Desert, Falcon Flats, Little San Bernardino Mtns 1524 Comment
  UCR5715  Eriogonum nudum var. pauciflorum Frank C. Vasek 1966-9-4 660904- 05 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1829 Comment
  JOTR33715  Eriogonum plumatella La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1003 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  RSA314633  Eriogonum pusillum Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55429 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA688859  Eriogonum pusillum Scott D. White, Michael Honer 2003-5-13 9244 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
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Dec 4 2012
  JEPS56264  Eriogonum thomasii W. L. Jepson 1928-4-26 12642 Riverside Whitewater Bridge San Gorgonio Pass, Whitewater Bridge Comment
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Jan 14 2010
  OBI40205  Eriogonum thomasii G. K. Helmkamp 1983-4-5 483 -34 Riverside Chuckwalla MTs, large was below Chuckwalla Spring, 9 mi SW of Graham Pass Rd 488 Comment
  CAS-BOT-BC262882  Eriogonum thurberi H. M. Hall 1904-5-19 4950 Riverside Riverside. Fairmount Park 243 Comment
  RSA424979  Eriogonum thurberi Anstruther Davidson 1892-04 s.n. Riverside Palm Springs. Comment
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Oct 3 2010
  SBBG65514  Eriogonum thurberi P. A. Munz, I. M. Johnston 1928-9-6 11278 Riverside Santa Ana River, Ontario-Corona Rd Comment
  JEPS56821  Eriogonum trichopes W. L. Jepson 1927-4-13 11690 Riverside ne Mecca (lower slopes of Painted Canyon); Colorado Desert, Painted Canyon 45 Comment
  JEPS56121  Eriogonum wrightii var. nodosum Marjorie D. Clary 1932-12-13 771 Riverside 15 mi nw Indio (base of mountains in Deep Canyon); Colorado Desert, Deep Canyon 304 Comment
  JOTR29220  Eriogonum wrightii var. nodosum La Doux, Tasha, Mike Bell 2005-9-15 1333 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  RSA297402  Eriogonum wrightii var. nodosum Larry E. DeBuhr 1977-5-6 2587 Riverside Whitewater Canyon, ca. 4.5 miles N from I-10. Comment
  UC494688  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside road <from> Indio to Vandeventer Flat (n base of mts.); Santa Rosa Mts. 609 Comment
  UC582930  Eriogonum wrightii var. nodosum P. A. Munz 1936-5-5 14593 Riverside 2 mi n main highway; Cochella valley, Whitewater Creek Comment
  CAS-BOT-BC297338  Eriophyllum confertiflorum Philip A. Munz 1937-5-30 15096 Riverside N of Vandeventer Flat, Santa Rosa Mts 1676 Comment
  CAS-BOT-BC297339  Eriophyllum confertiflorum Ynez Whilton Winblad 1941-5-27 s.n. Riverside San Juan Mts, San Juan Canyon, Highway 74 609 Comment
  POM357965  Eriophyllum confertiflorum Norman C. Cooper 1949-6-29 4325 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  UCR241498  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 220 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  JOTR31117  Eriophyllum confertiflorum var. confertiflorum La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2500 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Monzogranite boulder outcrop near base of Quail Mountain, between Lost Horse Valley and Juniper Flats; Edge of old burn area (Stop 1) Comment
  SBBG54342  Eriophyllum confertiflorum var. confertiflorum C. Davidson 1978-6-15 7392 Riverside Santa Rosa Pk, trail to the top 2407 Comment
  RSA182343  Eriophyllum multicaule J. D. Olmsted 1962-5-2 3435 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  RSA599410  Eriophyllum multicaule R. E. Riefner 1997-3-18 s.n. Riverside Bull Canyon, E of El Toro Road between Lindell and Vista road. Comment
  RSA744239  Eriophyllum multicaule Michael Wall 2009-5-15 507 Riverside Bautista Creek off Bautista Canyon Rd. ca. 8.25 miles SE of jct. with Fairview Ave. 757 Comment
  RSA314668  Eriophyllum wallacei R. F. Thorne, Fosberg, M. H. Sachet, Derral Herbst 1983-4-23 55493 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  UCR104158  Erodium cicutarium Scott D. White 1997-5-25 5232 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  SBBG99349  Erodium moschatum W. L. Halvorson 1977-3-13 77 -176 Riverside near Temecula Comment
  JOTR33986  Erodium texanum La Doux, Tasha, M. Harding 2010-4-7 2874 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  RSA390940  Erodium texanum Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  UCR241543  Erodium texanum A. C. Sanders, Ann Howald 2013-2-27 40541 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of Ave. 70 near Cleveland St., 10 km SE (108 deg. ) of Mecca -40 Comment
  UCD115010  Erysimum capitatum var. capitatum R. L. Smith 1948-3-25 s.n. Riverside 5 miles north of March Field. Comment
  RSA0016060  Erythranthe breweri N. C. Cooper 1944-7-16 1567 Riverside Above Pine Cove, San Jacinto Mtns. 1829 Comment
  SD218387  Erythranthe diffusa P. A. Munz, I. M. Johnston 1922-5-20 5467 Riverside Kenworthy, San Jacinto Mountains. 1463 Comment
  RSA0019309  Erythranthe guttata John F. Emmel 1983-6-26 869 Riverside SE end San Jacinto Mts.; along trail from Tripp Meadow to Cedar Spring, ca. 0.7 air mile NNW of Pyramid Peak. 1829 Comment
  RSA0022973  Eschscholzia androuxii A. M. Alexander, Louise Kellogg 1941-5-12 2155 Riverside Along main road, alt 3000ft, 4 miles NE of cottonwood Spring, Eagle Mtns, Riverside County 915 Comment
  CSUSB2256  Eschscholzia caespitosa R. M. Cope 1965-3-13 Riverside In small canyon on west side of Whitewater Canyon Road about two miles from trout hatchery; on sandy hillside. 335 Comment
  JEPS21006  Eschscholzia californica W. L. Jepson May 17 1901-Jun 1 1901 1319 Riverside Chalk Hill Mt. San Jacinto Comment
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Mar 6 2007
  RSA395894  Eschscholzia californica Steve Boyd 1986-4-22 1752 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  RSA433694  Eschscholzia californica N. C. Cooper 1945-5-24 1646 Riverside Big Oaks Canyon, Banning. 1220 Comment
  CAS-BOT-BC83129  Eschscholzia minutiflora Carl B. Wolf 1932-4-26 2975 Riverside Colorado Desert. 5 miles east of Mecca, on Blythe Road. 30 Comment
  CAS-BOT-BC83136  Eschscholzia minutiflora Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2116 Riverside North end of Palen Mountains, 2 miles west of Palen Pass. 300 Comment
  CAS-BOT-BC83140  Eschscholzia minutiflora Richard Snow 1952-4-13 7 Riverside Box Canyon, Orcopia Mountains. Comment
  JOTR28881  Eschscholzia minutiflora La Doux, Tasha 2004-2-24 1116 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  OBI26035  Eschscholzia minutiflora David J. Keil 1976-12-12 11916 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  UCR180229  Eschscholzia minutiflora Scott D. White, Pam Devries 2006-3-14 11257 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCD95437  Eschscholzia papastillii Curtis Clark 1976-4-13 527 Riverside Mecca-Joshua Tree Road, 7 miles southwest of junction with Interstate Highway 10. Comment
  RSA0023223  Eschscholzia papastillii P. A. Munz, D. D. Keck 1922-4-9 4876 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert 457 Comment
  CAS-BOT-BC419631  Eschscholzia parishii G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2735 Riverside Colorado Desert: Chuckwalla Mts. 10.6 mi SW of Chuckwalla Valley Rd. on Graham Pass Road Comment
  SD260096  Eschscholzia parishii J. Andre 2012-4-11 20783 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. At interface of steep rocky hills and large wash. 729 Comment
  UCR167412  Eschscholzia parishii John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR51967  Eschscholzia parishii Steve Boyd, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2176 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  RSA0012568  Eucalyptus camaldulensis Scott D. White 1998-6-28 6792 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  UCR51352  Eucalyptus camaldulensis S. J. Myers 1988-1-27 s.n. Riverside Partin Development, Nuevo Road and Foothill Avenue, c. 1.5 mi west of Nuevo 442 Comment
  RSA516880  Eucrypta chrysanthemifolia Steve Boyd 1986-3-1 1363 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park 640 Comment
  UCR172223  Eucrypta chrysanthemifolia John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd. and Borel Rd., east of Murrieta Hot Springs 421 Comment
  UCR41849  Eucrypta micrantha A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6111 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UC1122262  Eulobus californicus H. S. Yates 1937-3-24 6452 Riverside mouth of Deep Canyon Thermal Quadrangle Comment
  UCR133322  Euphorbia albomarginata John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR191541  Euphorbia albomarginata A. C. Sanders 2008-4-15 34888 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 391 Comment
  UCR89245  Euphorbia albomarginata Scott D. White 1995-9-22 3683 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  POM147634  Euphorbia eriantha F. M. Reed 1927-3-20 5441 Riverside Eagle Canyon - at junction with Salt Creek. Colorado Desert. Comment
  SD181559  Euphorbia micromera Louis C. Wheeler 1965-6-27 8690 Riverside Corona; Overboltzer's Grove. Comment
  UCR233944  Euphorbia micromera Duncan S. Bell 2011-10-22 3000 Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  SEINET1004496  Euphorbia ophthalmica A. C. Sanders, G. K. Helmkamp 1996-1 17979 Riverside Coachella Valley: Palm Springs, shopping center at SE corner Raquet Club Dr. and Palm Canyon Dr. 189 Comment
  UCR124637  Euphorbia polycarpa B. C. Templeton, I. W. Clokey 1930-4-9 1013 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  UCR31670  Euphorbia polycarpa John C. Roos 1947-11-1 3755 Riverside Sonoran (Colorado) Desert, Eagle Mountains, edge of Lost Palms Wash Comment
  UCR57985  Euphorbia polycarpa J. M. Stewart 1989-9-17 600 Riverside Western Colorado Desert, Coachella Valley, Pushawalla Canyon, Indio Hills. Comment
  RSA651899  Euphorbia polycarpa var. hirtella Marion P. Harthill 1971-3-19 41 Riverside Palm Desert. Comment
  CSUSB640  Euphorbia polycarpa var. polycarpa R. P. Sunderman 1968-4-24 Riverside University of California campus, Riverside 396 Comment
  UCR202586  Euphorbia serpillifolia subsp. serpillifolia Scott D. White, Justin M. Wood 2008-7-8 12375 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  UCR26189  Euphorbia setiloba John C. Roos 1947-11-1 3756 Riverside Sonoran (Colorado) Desert, Eagle Mountains, edge of Lost Palms Wash Comment
  RSA737118  Eustoma exaltatum Justin M. Wood 2008-10-15 184 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  SEINET10741473  Eustoma exaltatum J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12840 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. 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
  UCR265846  Euthamia occidentalis Mitch Provance 2013-4-8 413- 03 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  CAS-BOT-BC171042  Fagonia laevis Roxana S. Ferris 1939-3-29 9708 Riverside Between Hayfields Reservoir and Desert Center, Indio-Blythe Highway Comment
  IRVC28531  Fagonia laevis John F. Green 2005-1-14 s.n. Riverside Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek Sonoran (Colorado) Desert 23 Comment
  RSA708488  Fagonia laevis Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10896 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. 24 Comment
  UCR148076  Fagonia laevis 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
  UCR121665  Fatoua villosa A. C. Sanders, T. B. Salvato 2001-10-8 24878 Riverside Santa Ana River Valley Region, Riverside, UCR Campus in old Citrus Expt. Station lath house near the intersection of S Campus Dr. and E Campus Dr., just north of the reservoir 351 Comment
  CLARK-A1528-4652  Festuca grayi John C. Roos 1952-4-9 5482 Riverside Fairmount Park 259 Comment
  UCR92220  Festuca microstachys D. L. Banks, Steve Boyd 1995-5-9 0394 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  UCR174097  Festuca myuros A. C. Sanders 2006-5-19 32464 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR5908  Festuca myuros Leland E. Francois 1966-3-29 32966- 2 Riverside Riverside, SE corner US Salinity Laboratory property, located at the corner of 14th St. and Palm Ave. 290 Comment
  UCR22152  Festuca octoflora Steve Boyd 1980-5-11 226 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  UCR125222  Ficus carica Mitch Provance 1998-9-5 1024 Riverside City of Riverside, Hillside area, along the south side of Dewey St., between Streeter Ave. and Palm Ave. 238 Comment
  RSA777285  Filago californica Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4991 -a 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
  UCR117676  Filago californica Scott D. White 1997-5-25 5228 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  UCR128562  Filago californica A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23907 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  RSA1241  Forestiera pubescens B. D. Stark 1930-3-17 1486 a Riverside Cajalco District, Riverside County. Comment
  RSA69882  Forestiera pubescens F. W. Peirson 1933-4-13 10647 Riverside Between Deep Canyon and Idyllwild, at Palm Canyon crossing 1387 Comment
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Oct 31 2011
  UC922772  Forestiera pubescens Annie M. Alexander and Louise Kellogg 1940-3-21 891 Riverside 20 mi s Twenty Nine Palms (Parker Dam, end of road); Mohave Desert, Parker Dam 1322 Comment
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May 14 2011
  RSA308640  Fouquieria splendens Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3209 Riverside Near Indio. Comment
  UCR260831  Fouquieria splendens A. C. Sanders, Jim Malusa 2015-3-10 41388 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, between Bradshaw Trail and Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 576 Comment
  RSA0018453  Frangula californica subsp. cuspidata Scott D. White 1996-8-16 4485 Riverside Idyllwild area: SW of Pine Cove and W of Bear Trap Canyon, in watershed above Alvin Meadows (tributary to Toll Rd. Canyon). 1707 Comment
  RSA392144  Frasera parryi N. C. Cooper 1944-7-15 1583 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  CAS-BOT-BC211023  Fraxinus velutina H. M. Hall 1898-6-28 959 Riverside San Jacinto Mts. in canon [canyon] East of Kenworthy 1524 Comment
  JOTR28929  Funastrum hirtellum La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1167 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  UCR275945  Galium andrewsii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3788 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
  POM337421  Galium angustifolium subsp. angustifolium F. R. Fosberg 1930-4-30 S 2225 Riverside Morongo Canyon. Comment
  UC416636  Galium angustifolium subsp. angustifolium H. M. Hall 1896-9-2 325 Riverside San Jacinto Mountains Comment
  SBBG89043  Galium angustifolium subsp. gracillimum B. Pitzer, K. Kirtland 1986-5-20 227 Riverside E side of Butterfield Stage Rd, 1 mi S of Buck Mesa, Rancho California area, N side of Pauba Valley 457 Comment
  UCR213474  Galium aparine A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37842 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  UCR147543  Galium californicum subsp. primum Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1279 Riverside Peninsular Range; San Jacinto Mtns., along Red Hill Road (5S10) near Alvin Meadows, SW of Pine Cove 1677 Comment
  JOTR33927  Galium multiflorum La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2818 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  SD67921  Galium parishii Reid Moran 1968-8-3 15349 Riverside on rocky NE slope, ridge 1 mile NW of Toro Peak 2250 Comment
  UCR177635  Galium porrigens John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  RSA508020  Galium porrigens var. porrigens Steve D. Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2288 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  UC666515  Galium stellatum var. eremicum Annie M. Alexander and Louise Kellogg 1941-5-18 2200 Riverside n slope Colorado Desert, Eagle Mountains 1066 Comment
  UCR91603  Garrya veatchii D. L. Banks, Steve Boyd 1995-1-18 0042 Riverside Cleveland National Forest, Agua Tibia Wilderness, N slope of Agua Tibia Mtn., west of Wild Horse Peak, along the Dripping Springs Trail 963 Comment
  JEPS15396  Geraea canescens Joseph and Hilda Grinnell 1937-11-30 1085 a Riverside 24 mi w of Blythe (Bed of Ford Dry Lake); Ford Dry Lake 106 Comment
  RSA48406  Geraea canescens E. K. Balls 1949-4-2 12891 Riverside 20 miles from Whitewater on Hwy 60. 122 Comment
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Jan 16 2010
  RSA485836  Geraea canescens Thomas S. Elias 1988-2-26 10688 Riverside Northeastern section of Eagle Mtns E of Joshua Tree national Monument,Riverside County Comment
  SD122453  Geraea canescens Duffie Clemons, Erik Jonsson 1988-2-13 1936 Riverside 3.0 miles north of I-10 along Washington Street southwest of Indio Hills, Coachella Valley Comment
  POM8327  Geranium richardsonii Mary F. Spencer 1919-6-26 1225 Riverside Idyllwild, San Jacinto Mountains. 1524 Comment
  RSA60330  Geranium richardsonii G. R. Campbell 1948-7-4 617 Riverside Azalea Trails Girl Scout Camp, Dark Canyon, north of Idyllwild. 1738 Comment
  SD119885  Gilia achilleifolia Louis B. Ziegler 1972-6-5 474 Riverside San Jacinito Mountains. In a Canyon at the lower end of Poppet Flats. In full sun and semi shade. 1067 Comment
  RSA525457  Gilia angelensis Steve Boyd, Dave Bramlet 1990-4-29 4502 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  UC1178638  Gilia angelensis Peter Kamb 1948-5-2 929 Riverside above Banning (n slope of the San Jacinto Mts.); San Jacinto Mts. 1066 Comment
  UC1228382  Gilia angelensis C. L. Hitchcock and C. V. Muhlick 1962-3-16 22127 Riverside 8 mi s Corona; Temescal Canyon Comment
  UCR214148  Gilia angelensis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37712 A Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, 0.3 mi NNE (14 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 405 Comment
  UCR260599  Gilia angelensis A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41547 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south of Indian Truck Trail along DePalma Road, S of I-15 near drainage structure 365 Comment
  UCR275509  Gilia angelensis D. E. Bramlet 2012-4-9 4996 Riverside San Gorgonio Pass, Banning, open fields south of Westward Ave. and east of Sunset Ave., west of 22nd St. 732 Comment
  RSA0016201  Gilia brecciarum Scott D. White, Bill La Haye 2000-5-27 7960 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 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
  UC310671  Gilia capitata subsp. abrotanifolia Philip A. Munz 1926-5-2 10425 Riverside about 5 mi nw Dripping Springs; nw of Dripping Springs Comment
  UCR268287  Gilia capitata subsp. abrotanifolia Jim Andre 2012-6-15 30535 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  CAS-BOT-BC407805  Gilia ochroleuca subsp. exilis H. M. Hall 1901-6-1 2060 Riverside San Jacinto Mountains, vicinity of Chalk Hill 1524 Comment
  RSA0016289  Gilia ochroleuca subsp. exilis Scott D. White, Justin M. Wood 2008-6-18 12210 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  RSA0017088  Gilia ochroleuca subsp. exilis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4016 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR140891  Gilia ochroleuca subsp. exilis Virginia Moran 2003-3-26 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR149407  Gilia splendens Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-30 91 Riverside San Gorgonio Pass, Morongo Indian Reservation, flat grassland along Millard Canyon Road leading up to Millard Canyon 618 Comment
  JOTR35218  Gilia stellata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3642 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash (Stop 3) Comment
  RSA775101  Gilia stellata Duncan S. Bell, Michael Hee 2011-3-18 2052 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UCR269837  Gilia stellata A. C. Sanders, Jim Malusa 2016-3-18 42381 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  RSA508001  Githopsis diffusa Steve Boyd, C. Boyd, K. A. Boyd, R. Noyes, L. Arnseth 1988-5-28 2307 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA586499  Githopsis diffusa subsp. diffusa D. L. Banks, S. D. Boyd 1995-5-9 0330 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
  SD146072  Glinus lotoides A. C. Sanders, Mitch Provance 1999-9-26 23111 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles southeast of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Spr 433 Comment
  SEINET260219 Image available Glyceria elata M. Curto, L. Allen 1992-6-15 826 Riverside San Bernardino National Forest ; San Jacinto Mts NW of Pine Cove SBNF Rd 5S09 @ Stone Cr 1370 Comment
  UCR9401  Glyceria elata D. H. Wilken 1965-6-29 366 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  CDA4145  Glycyrrhiza glabra K. E. Hoffmaster 1968-11-18 Riverside Coachella Valley near Mecca. 0 Comment
  RSA660537  Gnaphalium californicum Orlando Mistretta 1992-6-10 518 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  RSA717580  Gnaphalium californicum A. C. Sanders 2004-5-11 27841 Riverside Elsinore Basin Region: Alberhill Mountain, former clay mine area 439 Comment
  POM15072  Gnaphalium chilense Mary F. Spencer 1922-4-10 1959 Riverside Palm Springs, alt 500ft, Riverside County 152 Comment
  UCR156463  Gnaphalium luteoalbum T. B. Salvato, A. C. Sanders 2005-5-17 889 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
  HSC85300  Gnaphalium palustre Steve Boyd 1986-5-7 1845 Riverside Terrace escarpment between Horsethief wash and Indian Truck trail, S of I-15; along telephone line road on terrace Comment
  RSA388322  Gnaphalium palustre Steve Boyd 1986-5-7 1845 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills] Comment
  SEINET6413738  Gnaphalium palustre R. Spellenberg 2014-5-7 14777 Riverside S of Moreno Valley, 1.6 km N of Ramona Expressway on Davis Road, toward San Jacinto Wildlife Area. 435 Comment
  UCR24938  Gnaphalium palustre A. C. Sanders 1980-7-22 1717 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the N fork of the San Jacinto River, along Forest Service Road 4S02, c. 0.1 mi south of Dark Canyon campground and c. 2.5 - 3 mi north of Pine Cove 1768 Comment
  UCR154373  Gnaphalium stramineum A. C. Sanders, Mike Misenhelter 2005-6-15 30967 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR20734  Gnaphalium stramineum A. C. Sanders, Steve Boyd 1980-5-2 1404 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA0004480  Godetia quadrivulnera var. hallii H. M. Hall 1905-06 6241 Riverside East base Box Springs Mt. 610 Comment
  UC277045  Grusonia parishii E. C. Jaeger May 1921 Riverside near King Mine; Little San Bernardino Mountains Comment
  RSA85146  Guillenia lasiophylla J. C. Roos 1952-4-9 5500 Riverside Mt Rubidoux. 396 Comment
  CAS-BOT-BC304635  Gutierrezia californica Lewis S. Rose 1966-12-14 66110 Riverside Chino Canyon, 3 mi. w. of Palm Springs 670 Comment
  UCR89234  Gutierrezia californica Scott D. White 1995-9-22 3687 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  UCR103456  Gutierrezia sarothrae Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1341 Comment
  SEINET3242787 Image available Harpagonella palmeri Steve Boyd 1986-1 1589 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park. 610 Comment
  RSA0066611  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4060 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  CAS-BOT-BC211540  Helianthemum scoparium John Thomas Howell 1931-5-30 6599 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  RSA525439  Helianthemum scoparium var. scoparium Steve Boyd, Dave Bramlet, Bob Boyd 1990-4-29 4484 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  UCR103900  Helianthus annuus B. G. Pitzer 1997-4-11 3102 Riverside Lakeview Mountains, Pulsar View Road, c. 0.5 mi. (air) SSE of Mt. Rudolph. 640 Comment
  UCSC001464  Helianthus annuus Peter Kamb 1948-2-1 772 Riverside Valley in the Jurupa Mts. west of Colton Jurupa Mts., Colton - San Bernardino 305 Comment
  CAS-BOT-BC305711  Helianthus gracilentus Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  CHSC356  Helianthus gracilentus V. Holt 1942-3-29 Riverside Santa Rosa mountains. Comment
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Feb 10 2009
  JEPS16500  Helianthus gracilentus Peter H. Raven, S. R. Snow 1956-7-6 9660 Riverside Vandeventer Flat San Jacinto Mountains Comment
  RSA450746  Helianthus niveus subsp. canescens J. C. Roos 1962-4-3 s.n. Riverside Palm Springs Airport. 121 Comment
  POM319682  Heliotropium curassavicum var. oculatum Patricia Wilder 1970-10-30 4859 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  CAS-BOT-BC314979  Hemizonella minima Edmund C. Jaeger 1921-6-14 s.n. Riverside MacMullen Trail, San Jacinto Mts. 1280 Comment
  SEINET1909912  Hemizonia fasciculata T. B. Salvato, Melissa Clemons 2005-1 1290 Riverside Peninsular Range; temescal Valley: Aberhill, intersection of Lake Street and Walker Canyon Drive, N of Hwy 1-15, at base of Walker Canyon (Alberhill 7.5' Q.) 378 Comment
  RSA561418  Hemizonia kelloggii Steve Boyd, Tim Ross, D. Bramlet 1992-9-9 7691 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
  UCR3298  Hemizonia kelloggii T. R. Plumb 1964-4-9 s.n. Riverside Box Springs Mtns, Box Springs Mt., 1 mi SE of Dog Lady's house [old house near crest of range, c. 33 deg. 58' 53'N, 117 deg. 17' 28'W, along road from Pigeon Pass; later park ranger's house] on S fork of road 762 Comment
  RSA554220  Hemizonia paniculata A. C. Sanders 1991-7-19 11155 Riverside Murrieta Hot Springs, large vernal pool on S side of Murrieta Hot Springs Road, E of Via Princesa & N of Calle del Lago. 348 Comment
  RSA675799  Hemizonia paniculata Scott D. White 2001-7-9 8719 Riverside Menifee: Ca. 1 mile southwest of Bell Mtn. and 1/2 mile east of I-215 Freeway. 445 Comment
  RSA791795  Hemizonia paniculata J. George 2011-7-18 s.n. Riverside Peninsular Range; Elsinore Trough: North Lake Elsinore, just west of Nichols Road and Collier Ave. junction. 384 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
  UCR280828  Hemizonia paniculata T. B. Salvato, Gregg Miller 2005-6-3 1407 Riverside Peninsular Range; Perris-Aguanga Basin Region, edge of Gavilan Hills ca 3.5 mi SW of Perris, 1.4 mi SE of Steele Peak, and 0.5 mi NNW of Good Hope Mine, E of Hwy 74 534 Comment
  POM187878  Hemizonia pungens subsp. laevis E. C. Jaeger 1932-8-31 s.n. Riverside Between Lakeview and San Jacinto Comment
  UCR260890  Hemizonia pungens subsp. pungens A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41523 Riverside Moreno Valley, south side of Allesandro Blvd. west of Graham St., north of Brodiaea Ave. 488 Comment
  UC68676  Hesperocallis undulata H. M. Hall 1905-4-28 5936 Riverside Colorado Desert, McCoy Wash McCoy Wash; Colorado Desert, McCoy Wash 91 Comment
  UCD138396  Hesperocallis undulata P. C. Everett; E. K. Balls 1958-4-29 23027 Riverside 5.4 miles northeast from Desert Center along road to Rice and Vidal junction. 259 Comment
  RSA739711  Heterocodon rariflorum A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35634 Riverside Peninsular Range; San Jacinto Mtns.: May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  SDSU13944  Heterocodon rariflorum Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2109 Riverside Wet meadow region, south end of second small meadow north of El Valle. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  UCR92775  Heterotheca sessiliflora subsp. fastigiata F. M. Reed 1933-9-20 8083 Riverside San Jacinto Mtns., N shore of Hemet Lake 1525 Comment
  UCR260190  Heuchera rubescens Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4990 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  RSA5373  Hibiscus denudatus B. D. Stark 1932-6-15 3733 Riverside 2 mi W of Utopia on the Mecca - Blythe Road 213 Comment
  UCD116340  Hibiscus denudatus Geoffrey Levin 1976-3-27 693 Riverside Chino Canyon, west of Palm Springs. Alluvial fan of San Jacinto Mts. Mt. Range. 396 Comment
  UCR108365  Hippuris vulgaris L. C. Wheeler 1961-6-24 7905 Riverside San Jacinto Mountains, Fulmor Lake Comment
  CAS-BOT-BC55304  Hirschfeldia incana Katherine Esau 1935-6-15 s.n. Riverside Near Riverside. Comment
  RSA0047272  Hirschfeldia incana J. Mark Porter, Lauren E. Machen 1997-2-15 11419 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA0105850  Hoffmannseggia glauca Alan Romspert 2001-4-13 s.n. Riverside Ford Dry Lakes, off ramp N. of I-10. 482 Comment
  RSA405281  Hoffmannseggia glauca Geo Cantwell 1935-4-8 s.n Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  RSA644302  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Colorado Desert: Chuckwalla Valley, Ford Dry Lake, N of I-10 at Ford Dry Lk. Rd., near site of Hopkins Well 109 Comment
  SD232683  Hoffmannseggia glauca A. C. Sanders 1992-4-5 12166 Riverside Colorado Desert: Chuckwalla Valley, Ford Dry Lake, N of I-10 at Ford Dry Lk. Rd., near site of Hopkins Well. 110 Comment
  RSA0096926  Hoffmannseggia glauca Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1339 Riverside Shavers Valley, Colorado Desert: NW end of Hayfields Dry Lake. Comment
  SD21527  Hoffmannseggia microphylla Frank F. Gander 1938-5-21 5770 Riverside Shaver's Well Comment
  RSA0034422  Holodiscus microphyllus M. B. Dunkle 1933-7-19 3690 Riverside Tahquitz Peak. 2683 Comment
  POM263178  Hordeum brachyantherum subsp. californicum J. C. Roos 1937-5-10 429 Riverside Lake Elsinore. Comment
  UCR112394  Hordeum depressum A. C. Sanders, K. C. Rose 1998-5-21 21857 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  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
  SEINET3258004 Image available Hordeum intercedens A. C. Sanders 2008-4-15 34886 Riverside Peninsular Range; NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding. 383 Comment
  UCR20872  Hordeum murinum J. Zabriskie, Steve Boyd, A. C. Sanders 1980-4-17 1292 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 mi ESE of Thousand Palms, sand dune area on the W side of Washington Street about 1 mi north of I-10 37 Comment
  UCR114311  Hordeum murinum subsp. glaucum Julie A. Greene 1993-4-17 1229 Riverside Perris Basin, San Jacinto Wildlife Area, west of Davis Rd 433 Comment
  RSA192268  Hordeum murinum subsp. leporinum E. W. Lathrop 1966-5-1 6235 Riverside 3 miles W of Murrieta Comment
  UC1605424  Hordeum murinum subsp. murinum Steve Boyd 1986-4-2 1619 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park. Steele Park 7.5' Quad. Comment
  CAS-BOT-BC148558  Horkelia clevelandii John Thomas Howell 1927-8-2 2913 Riverside Idyllwild, Strawberry Valley, Mt. San Jacinto 1676 Comment
  CAS-BOT-BC148559  Horkelia clevelandii Cecil Hart 1926-7-4 s.n. Riverside San Jacinto Mts. Comment
  LA207995  Horkelia clevelandii var. clevelandii W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  CAS-BOT-BC312584  Hulsea vestita subsp. callicarpha Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  RSA360714  Hulsea vestita subsp. callicarpha N. R. Zabriskie, Walter Zabriskie 1970-5-17 299 Riverside Strawberry Firebreak, south of end of Marion Ridge rd., Pine Cove San Jacinto Mts. 1920 Comment
  UC520000  Hydrocotyle umbellata Joseph Andorfer Ewan 1932-7-9 7494 Riverside Santa Ana R. at Rincon (Prado); Santa Ana R., Rincon (Prado) Comment
  UCR91916A  Hydrocotyle umbellata A. C. Sanders, S. Hawkins 1996-4-24 18089 Riverside San Bernardino Mtns, Morongo Indian Reservation, SE edge of Burro Flats in vicinity of natural pond & bog 1159 Comment
  POM361073  Hymenoclea salsola M. B. Dunkle 1933-3-4 3062 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA774507  Hymenoclea salsola Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4456 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  SEINET269275 Image available Hymenoclea salsola Bern Schwen 1994-3-21 Riverside Joshua Tree National Monument ; Little San Bernardino Mountains along radio tower road in first canyon west of Pushawalla Canyon east of Upper Thousan 640 Comment
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Sep 7 2013
  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
  UCSC001455  Hymenoclea salsola Peter Kamb 1948-4-11 867 Riverside Aqueduct Road 5 mi east of Garnet Aqueduct Road, Garnet - Coachella Valle 305 Comment
  UC489081  Hypericum anagalloides C. V. Meyer 1928-7-26 532 Riverside w. slope San Jacinto Mt. 2438 Comment
  RSA458247  Hypericum formosum var. scouleri L. C. Wheeler 1931-10-3 187 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  CAS-BOT-BC219756  Hyptis emoryi Barbara Ertter; Jeffrey Strachan 1980-5-20 3478 Riverside Highway 74 (Pines to Palms Highway) near Black Hill between Palm Desert and Santa Rosa Mt 914 Comment
  LA61596  Hyptis emoryi Joseph Andorfer Ewan; 1929-2-22 3686 Riverside San Jacinto Mountains, Palm Canyon 304 Comment
  RSA651688  Hyptis emoryi Viki Cruz 1983-5-8 011 *k Riverside Collected at the end of a one mile dirt road off Indian Trail Road at the base of Magnesia Canyon, Santa Rosa Mts. Comment
  SD144454  Hyptis emoryi G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2699 Riverside Colorado Desert: Midland Rd, 3.8 mi SE of Midland, Little Maria Mtns. Comment
  UCD124920  Hyptis emoryi Donald Myrick 1964-4-30 839 Riverside Pines to Palm Highway (Highway 74), 10 miles west of Palm Desert. 914 Comment
  UCR132747  Hyptis emoryi Scott D. White 1993-2-5 1046 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  UCR140945  Hyptis emoryi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  POM184190  Isocoma acradenia var. eremophila M. French Gilman 1932-11-30 6 Riverside Whitewater Point. Comment
  RSA199008  Isoetes howellii R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37420 Riverside Santa Rosa Plateau: near roadside, Rancho California. Santa Ana Mountains 610 Comment
  UCR60722  Isoetes howellii R. F. Thorne 1973-5-23 43852 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  UC68545  Isomeris arborea H. M. Hall Apr 1905 6005 Riverside Cottonwood Pass; Colorado Desert 609 Comment
  UCR35129  Isomeris arborea L. B. Ziegler 1976-1-9 546 Riverside Sonoran (Colorado) Desert, Near Desert Hot Springs 396 Comment
  SEINET8727087 Image available Isomeris arborea Jean Coulson 1959-1 75 Riverside Highway 60, 4.0 mi. W. of junction with 111 S. of road. 1 Comment
  JEPS11392  Jepsonia parryi H. M. Hall 1896-12-12 345 Riverside Winchester Comment
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Mar 20 2011
  RSA588166  Jepsonia parryi D. L. Banks, Steve Boyd 1995-10-17 0800 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
  RSA0011076  Juglans californica Steve Boyd 1991-3-17 5494 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCR213858  Juglans californica Scott D. White, Justin M. Wood 2009-5-22 12927 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  SD237489  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37150 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River (Riverside West 7.5'Q) 238 Comment
  UCR189776  Juglans nigra Kimberly Skahan 2006-10-6 38 Riverside Peninsular Ranges, Santa Ana Mountains, Santa Margarita Ecological Reserve Comment
  RSA0065462  Juncus D. B. Dunn 1948-2-21 3689 Riverside Pushawalla. Comment
  CAS-BOT-BC110074  Juncus acutus David B. Dunn 1948-2-21 3689 Riverside Pushawalla Canyon, Indio Hills of the Colorado Desert. West of Indio. Comment
  UCR59802  Juncus balticus Jeri Hirshberg 1989-7-14 s.n. Riverside Lake Perris, east end of lake 488 Comment
  SBBG120000  Juncus bufonius A. C. Sanders, K. Volansky 2005-3-17 29224 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  SD234231  Juncus bufonius Mitch Provance 2005-5-18 9806 Riverside Warm Springs Valley: Nichols road wetland area at Alberhill Creek, S of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both eht NE and SW sides of Baker St. in the city of Elsinore (Lake Elsinore 7.5' Q) 395 Comment
  POM14376  Juncus bufonius var. occidentalis Phillip A. Munz 1922-4-29 5062 a Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  UCR9555  Juncus dubius Bonner Blong 1966-1 s.n. Riverside Santa Rosa Mtns., Tahquitz Spring, Martinez Canyon. 793 Comment
  UC1601826  Juncus effusus subsp. austrocalifornicus H. M. Hall 1897-8-11 831 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1645 Comment
  JOTR36424  Juncus mexicanus La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3369 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  RSA192146  Juncus mexicanus E. W. Lathrop 1959-4-26 4502 Riverside 14 miles W of Murrieta - Tenaja Plateau. Comment
  UCR133334  Juncus mexicanus John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  POM158189  Juncus rugulosus Phillip A. Munz, I. M. Johnston 1928-9-6 11274 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  UCR19748  Juncus xiphioides H. A. Zuill 1966-6-27 250 Riverside Santa Ana Mtns., Santa Rosa Plateau, Fisherman's Camp in Tenaja Canyon c. 13 mi SW of Murrieta Comment
  RSA278297  Juniperus californica John F. Emmel 1976-3-17 542 Riverside Canyon 0.8 air mile N. of peak 4353, NE slope of Granite Mts. WSW of Rice, south-eastern Mojave Desert 976 Comment
  UCR89762  Juniperus californica Scott D. White 1993-5-27 1434 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  UCR97258  Juniperus californica Scott D. White 1997-2-9 4676 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  HSC25951  Justicia californica R. W. Spjut 1972-1-6 2105 Riverside Colorado Desert, along Hwy. 195, E of Indio 0 Comment
  POM68899  Justicia californica Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
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Jun 17 2012
  RSA398809  Justicia californica B. C. Templeton 1930-3-22 1659 Riverside Palm Springs. 400 Comment
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Aug 27 2011
  SEINET7248824 Image available Justicia californica L. S. Rose 1946-1 46304 Riverside Tahquitz Canyon Wash, Palm Springs 139 Comment
  SEINET3102118  Kallstroemia californica Marc A. Baker, Michelle Cloud-Hughes 2011-9-25 17459 Riverside Chuckwalla Valley, 24km WSW of Blythe, 8km SSE of the summit of McCoy Peak, low stabilized sand dunes. 135 Comment
  RSA772140  Keckiella antirrhinoides Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4974 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  RSA401719A  Keckiella antirrhinoides subsp. microphylla Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto and Santa Rosa Mts. 1250 Comment
  NY786536  Keckiella antirrhinoides var. antirrhinoides F. W. Pennell 1940-4-27 25273 Riverside 5 miles south of Winchester 457.2 Comment
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Mar 20 2011
  JOTR31063  Keckiella antirrhinoides var. microphylla La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2045 Riverside Joshua Tree National Park. Little San Bernardino Mountains, above Lower Covington Flats; STOP 2: steep rocky canyon heading up to west side of Quail Mountain region Comment
  UCR101549  Keckiella cordifolia A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22221 Riverside San Bernardino Mtns., Morongo Indian Reservation, Middle Branch of Millard Canyon 1341 Comment
  UCR24489  Keckiella cordifolia John C. Roos, L. Roos 1952-6-24 5786 Riverside In the hills west of Beaumont 732 Comment
  UC682216  Keckiella rothrockii var. jacintensis H. M. Hall 1897-7-21 704 Riverside San Jacinto Mt. 2743 Comment
  POM263183  Koeleria macrantha J. C. Roos 1937-5-10 457 Riverside South of Lake Elsinore Comment
  RSA740950  Koeleria macrantha Scott D. White, Justin M. Wood 2008-6-19 12271 Riverside Meadows at Baldy Mtn. 1585 Comment
  UCR96412  Koeleria macrantha Scott D. White 1996-8-1 4446 Riverside San Jacinto Mtns., Idyllwild area: north of Strawberry Valley, between Bear Trap Canyon and Lily Creek 1616 Comment
  CAS-BOT-BC61437  Krameria bicolor Carl B. Wolf 1932-4-27 2986 Riverside Colorado Desert. 14 mi. E. of Mecca, on Blythe Road (E. of Shavers Well) 152 Comment
  SBBG46421  Krameria bicolor C. H. Muller 1952-5-20 9512 Riverside Whitewater Cyn Comment
  JOTR01075  Krameria erecta Cole, James E. 1941-5-21 760 Riverside Joshua Tree National Park. DALE, COTTONWOOD ROAD 914 Comment
  JEPS64826  Krameria grayi W. L. Jepson 1912-10-28 5238 Riverside near Riverside Mts. (<Botanical Expedition along the Colorado River Needles to Yuma..>); Colorado River, near Riverside Mts. 91 Comment
  UCR228387  Krameria grayi Thomas R. Stoughton, J. McConnaughy, D. Monks 2010-5-25 218 Riverside Mojave Desert; East Mojave Desert, Cadiz Valley. Iron Mtns. Just E of junction of hwy 62 and hwy 177, NW of hwy 62 420 Comment
  SBBG34980  Lagophylla ramosissima T. L. Secrest 1951-5-21 Riverside 3 mi S of Banning 1066 Comment
  JEPS48457  Lamarckia aurea W. L. Jepson 1939-4-17 19120 Riverside 2 mi s of Corona (on road to Temecula) Comment
  RSA390017  Larrea tridentata M. B. Dunkle 1932-3-25 2899 Riverside Near Cathedral Canyon. 61 Comment
  RSA59634  Larrea tridentata Verne Grant, Alva Grant 1950-4-9 8832 Riverside eastern foothills of Santa Rosa Mts, near Indio. Comment
  SBBG37531  Larrea tridentata R. N. Muller 1967-4-8 Riverside 1.5 mi W of CA 62 on Mission Crk Rd. (4.7 mi N of jct between US Hwy 60 and St Hwy 62) 579 Comment
  SBBG97170  Larrea tridentata W. L. Halvorson 1977-3-8 77 -73 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  RSA741198  Lasthenia californica Scott D. White, Justin M. Wood 2008-5-15 11970 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  SD30719  Lasthenia californica Edith A. Purer 1935-4-21 6442 Riverside Pine Valley on Palms to Pines Highway. Comment
  SEINET2053249 Image available Lasthenia californica Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi. W of Temecula, with Ave. del Oro as the N boundary. 381 Comment
  CAS-BOT-BC353281  Lasthenia coronaria H. M. Hall 1902-4-1 2897 Riverside Vicinity of Winchester, near Sage 457 Comment
  JEPS29304  Lasthenia coronaria Rimo Bacigalupi, and L. Heckard 1962-3-25 8399 Riverside about 10 air miles nw Elsinore (near Arcilla siding of A.T. & S.F. Railway, just below and e of state Highway 71); Temescal Wash 289 Comment
  RSA608200  Lasthenia coronaria R. S. Woglum 1938-5-1 1609 Riverside Peninsular Ranges: South of Hemet; San Jacinto Valley west of San Jacinto Mountains. Comment
  RSA673634  Lasthenia coronaria Scott D. White, Tasha La Doux 2000-4-20 7707 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  UC1595795  Lasthenia coronaria W. Wisura, A. King, and L. Newcomb 1992-4-10 4670 Riverside w of Hwy 62 Mission Creek Ranch; Morongo Valley Comment
  UCR129059  Lasthenia gracilis A. C. Sanders, Mitch Provance 2001-4-5 23921 Riverside Moreno Valley, Hwy 215 at Van Buren Blvd., adjacent to March Air Res. Base, Alessandro RR siding 466 Comment
  UC1719501  Lathyrus sulphureus D. Atwood 1993-3-26 17654 Riverside Summit of Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 812 Comment
  UCR263733  Lathyrus vestitus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5000 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  RSA502898  Lathyrus vestitus subsp. laetiflorus Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  UC62898  Layia glandulosa H. M. Hall 1902-4-22 2952 Riverside vicinity of Riverside 304 Comment
  RSA613326  Layia platyglossa D. L. Banks 1997-3-6 1390 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  SBBG103915  Layia platyglossa S. D. White 1993-4-20 1216 b Riverside ridge SE of Estelle Peak, Gavilan Hills 792 Comment
  SEINET7063235  Layia platyglossa A. G. Vestal 1963-5-19 s.n. Riverside Open bush country about 3.6 miles northeast of Aguanga on Route 371 [on the Cahuilla Road]. UTM Zone 11, 512930mE, 3702605mN. (WGS84/NAD83). 887 Comment
  UC62891  Layia platyglossa H. M. Hall 1901-5-1 Riverside W Riverside Comment
  UCR100033  Layia platyglossa A. C. Sanders, G. Helmkamp 1997-3-15 19973 Riverside Lake Skinner area, N foot of 1700 ft. hill east of Bachelor Mtn., small canyon and grassy S-facing slopes 488 Comment
  CAS-BOT-BC534384  Lemna gibba G. R. Kleeberger 1878-12-29 s.n. Riverside Temescal Comment
  RSA0089288  Lemna minor David E. Bramlet 2005-7-13 3897 Riverside Perris-Aguanga Basin Region; San Jacinto Valley: San Jacinto Wildlife Area, east of old San jacinto River channel. 433 Comment
  RSA645547  Leonotis nepetifolia A. C. Sanders, G. Helmkamp 1995-12-5 17931 Riverside Riverside: weed in the yard of O.F. Clarke, 1012 Spruce St. near Canyon Crest DR. 305 Comment
  UCR127542  Lepidium A. C. Sanders, T. B. Salvato 2003-5-21 26784 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
  UCR91886  Lepidium dictyotum var. acutidens A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18056 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  RSA429932  Lepidium lasiocarpum Robert L. Dressler 1949-3-19 381 Riverside Box Canyon, Orocopia Mts. Comment
  UCR116598  Lepidium lasiocarpum A. C. Sanders 2001-4-8 23988 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
  SEINET11983341  Lepidium lasiocarpum Unknown 1936-1 12807 Riverside Colorado Desert N of Palm Springs Comment
  UCR603  Lepidium lasiocarpum subsp. lasiocarpum S. C. Warner 1956-4-28 s.n. Riverside Mojave Desert, Little San Bernardino Mtns., Joshua Tree National Monument, main road c. 2 mi north of White Tank Campground 1159 Comment
  UC10638  Lepidium lasiocarpum var. lasiocarpum W. G. Wright 1889-1 1756 Riverside Colorado Desert Comment
  RSA651362  Lepidium nitidum Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. 762 Comment
  UCR281099  Lepidium ramosissimum Mitch Provance, Jeremiah George 2017-3-21 317- 03 Riverside Elsinore Trough, City of Lake Elsinore, E corner of Collier Ave. and 3rd St. 387 Comment
  UCD115877  Lepidium virginicum R. N. Raynor 1938-6-20 s.n. Riverside Pines to Palms Highway, near Herky Creek. Comment
  HSC101364  Lepidium virginicum subsp. menziesii D. E. Bramlet 1998-6-4 2633 Riverside North Domenigoni Hills, 3.8 mi. ESE (97 deg. ) of Winchester 608 Comment
  RSA576089  Lepidium virginicum var. robinsonii Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills region, narrows in central Dawson Canyon. 488 Comment
  RSA85151  Lepidium virginicum var. robinsonii J. C. Roos 1952-4-9 5475 Riverside Fairmount Park 259 Comment
  UCR251700  Lepidium virginicum var. robinsonii T. B. Salvato, Matthew Malle 2014-4-8 7830 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 0.6 mi north-northeast of intersection of Hwy I-15 and Lake St. 468 Comment
  RSA741062  Lepidium virginicum var. virginicum Scott D. White, Justin M. Wood 2008-6-5 12069 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  RSA0050088  Lepidospartum squamatum Sarah J. De Groot, Cheryl S. Sevilla 2014-8-4 7222 Riverside Mission Creek drainage, maybe 1/2 mile above the west fork. Southwest of Morongo Valley, northwest of Desert Hot Springs. 786 Comment
  UC33118  Lepidospartum squamatum H. M. Hall 1899-8-2 1367 Riverside Riverside Comment
  CLARK-A1528-4711  Leptochloa filiformis John C. Roos 1958-9-28 Riverside Coachella Comment
  RSA289845  Leptochloa fusca subsp. uninervia B. A. Prigge 1980-9-17 4063 Riverside Coachella Valley Stormwater Channel: E of Munroe St., Indio., Near 33 deg 44'N; 116 deg 14'W. -3 Comment
  CAS-BOT-BC227048  Leptosiphon floribundus subsp. glaber C. F. Baker 1904-4-4 4113 Riverside Elsinore Comment
  CAS-BOT-BC227049  Leptosiphon floribundus subsp. glaber Frank W. Peirson 1922-4-28 946 Riverside Leach Canon [Canyon], Elsinore Region Comment
  RSA487445  Leptosiphon lemmonii Jack Easton 1988-5-2 s.n. Riverside Anza area. 1189 Comment
  SBBG5988  Leptosiphon lemmonii H. and M. Dearing 1940-6-9 4364 Riverside Palms to Pines Hwy near Hemet Comment
  RSA429765  Lesquerella kingii subsp. latifolia Jack Rempel 1935-4-14 s.n. Riverside Pinto Basin 518 Comment
  UCR133963  Lessingia filaginifolia Mitch Provance, J. S. Ross 1998-3-27 MOR- 955 Riverside San Bernardino Mtns., Morongo Indian Reservation, road to Lion Cyn., c. 2.1 miles NE of Cabazon 549 Comment
  UCR41320  Lessingia filaginifolia N. M. Fellows 1984-11-12 34 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  UC1929880  Lessingia glandulifera Scott D. White 2003-10-9 9822 Riverside San Jacinto Mountains: Pine Cove area. Dutch Flat. Comment
  CAS-BOT-BC339365  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-2 2929 Riverside Top of control on road to Hemet, Mt. San Jacinto Comment
  POM10235  Lessingia glandulifera var. glandulifera Charlotte M. Wilder 1904-7-6 272 Riverside Wilder's Canon. Jurupa Hills. Comment
  SDSU4743  Lessingia glandulifera var. glandulifera Florence Youngberg 1933-8-28 1553 Riverside Idyllwild Pines, San Jacinto Mts. Comment
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Jan 24 2013
  UC892737  Lessingia glandulifera var. glandulifera I. W. Clokey and E. G. Anderson 1935-8-21 6951 Riverside w Keen Camp Post Office 1200 Comment
  UCR108866  Lessingia glandulifera var. glandulifera Heidi A. Haid 1968-9-24 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 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
  UCR115344  Ligustrum lucidum A. C. Sanders 2000-12-16 23728 Riverside San Bernardino Valley, City of Riverside; UCR campus, along Big Springs Rd. just east of Campus Dr. 323 Comment
  SEINET10501653  Lilaea scilloides Robert F. Thorne 1974-5-23 Thorne 44658 Riverside Santa rosa plateau, rancho california: near junction of tenaja road and road to Ranch headquarters in cold, clear water of small stream, with ranunculus Aquatilis, marsilea mucronata, eleocharis montevidensis parishii, potamogeton Foliosus, callitriche heterophylla bolanderi, etc. 610 Comment
  UCR22022  Linanthus androsaceus Steve Boyd 1980-5-20 291 Riverside Harford Springs County Park, NW corner of the Gaviln Plateau. S fork of the creek, S end of park Comment
  POM159844  Linanthus aureus E. C. Jaeger 1928-3-24 s.n. Riverside Eagle Mts. Colo. Desert. Comment
  HSC35458  Linanthus californicus J. D. Ackerman, A. M. Montalvo 1975-6-26 528 Riverside Hwy. 74 between Lake Elsinor and San Juan Capistrano, near upper San Juan Campground Comment
  SBBG101706  Linanthus dianthiflorus S. Boyd with T. Ross, M. Hammitt 1991-5-2 6081 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UCR24233  Linanthus dianthiflorus John C. Roos 1952-4-13 5529 Riverside Box Springs Mtns 488 Comment
  RSA612825  Linanthus dianthiflorus subsp. dianthiflorus D. L. Banks 1997-3-1 1344 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  RSA449968  Linanthus filiformis J. C. Roos 1958-3-15 s.n. Riverside 3 miles SE of Desert Center, Chuckwalla Mtns. Comment
  UCR228171  Linanthus jonesii Dave Silverman, Onkar Singh 2010-3-25 7842 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, 3.2 km E of Black Creek Rd, 3.8 km W of McCoy Wash, and 7.8 km N of I-10 139 Comment
  JEPS58458  Linanthus lemmonii W. L. Jepson 1901-5-19 1296 Riverside Strawberry Valley Mt. San Jacinto 1676 Comment
  UCR35059  Linanthus liniflorus subsp. pharnaceoides L. B. Ziegler 1967-9-6 239 Riverside San Jacinto Mtns, Hemet Valley (=Garner Valley), Quinn Flats region 1375 Comment
  RSA0104912  Linanthus maculatus Duncan S. Bell, Rachel Darney-Lane, Evan Meyer 2015-2-24 7751 Riverside Morongo Canyon Preserve; collecting in Little Morongo Canyon, just below (south of) the San Bernardino/Riverside county border. 563 Comment
  UCR167867  Linanthus parviflorus T. B. Salvato, John F. Green 2004-5-27 573 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR18064  Linanthus pygmaeus O. F. Clarke 1967-5-2 s.n. Riverside Pigeon Pass in the Box Springs Mtns behind UC Riverside campus 610 Comment
  RSA0010979  Lithophragma affine Scott D. White, Angelia Carey 2004-4-5 9990 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UC11870  Lithophragma affine H. M. Hall May 1901 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicin of Strawberry Valley 1584 Comment
  RSA512130  Lobularia maritima Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  SEINET11988760  Lobularia maritima A. L. Moldenke, Moldenke, H. N. 1976-1 30576 Riverside Ledco Hills, on old Rt. 71 Comment
  CAS-BOT-BC401085  Loeseliastrum matthewsii Sarah J. De Groot; April Garbat 2013-3-27 6890 Riverside Along Highway 177 at the northwest foot of the Granite Mountains, south end of the Cadiz Valley 396 Comment
  UCR241425  Loeseliastrum schottii Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 40 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCR87617  Logfia filaginoides A. C. Sanders 1994-5-30 14613 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR243130  Logfia gallica Kate Kramer 2012-5-8 256 Riverside Peninsular Range; San Jacinto Mountains, south side of Hwy 74 near cement-lined water flue at National Forest Lands boundary 576 Comment
  POM266274  Lolium perenne subsp. multiflorum J. C. Roos 1937-5-2 1397 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra [Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce;, Owned by city of Riverside ca. 2000 Comment
  RSA234069  Lolium temulentum R. F. Thorne, E. Lathrop 1969-5-19 37982 Riverside Santa Rosa Plateau: Rancho Caifornia, Mesa de Colorado 625 Comment
  RSA526498  Lomatium lucidum Steve Boyd, Timothy S. Ross 1990-5-11 4693 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  RSA613645  Lomatium lucidum D. L. Banks, Victor Steinmann 1997-3-13 1474 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
  UCR160325  Lomatium lucidum Steve Boyd, Orlando Mistretta 1992-4-22 7004 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  JOTR34479  Lomatium mohavense Andre, Jim 2012-4-16 20960 Riverside Joshua Tree National Park. Queen Valley; north side of Ryan Mtn. at Sheeps Pass campground area. 1370 Comment
  UC1167711  Lomatium mohavense Peter H. Raven 1958-5-5 12898 Riverside w. Split Rock Tank (Joshua Tree Nat'l Monument); Joshua Tree Nat'l Monument Comment
  UCR102889  Lomatium utriculatum A. C. Sanders 1997-4-3 20174 Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  SD143960  Lonicera interrupta A. C. Sanders, P. MacKay et al. 1997-5-4 20678 Riverside San Jacinto Mountains, north side of range, 0.2 miles north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabezon 1098 Comment
  SDSU2941  Lonicera subspicata Wende Rehlaender 1983-5-28 119 Riverside San Jacinto Mts. Near Strawberry Creek, on Highway 74, about 8 1/2 mi. along road from Valle Vista; 31/2 mi. NW of Baldy Mtn. , 3 1/2 mi. SW of Idyllwild. Comment
  UCR154388  Lonicera subspicata A. C. Sanders, Mike Misenhelter 2005-6-15 30985 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR94946  Lonicera subspicata Scott D. White 1996-8-16 4480 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, SW of Pine Cove & west of Bear Trap Canyon, in watershed above Alvin Meadows, tributary to Toll Road Canyon 1860 Comment
  CAS-BOT-BC234887  Lonicera subspicata var. denudata No date on label s.n. Riverside San Jacinto Mts Comment
  RSA455385  Lonicera subspicata var. denudata N. C. Cooper 1949-6-29 4311 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  RSA500547  Lonicera subspicata var. denudata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3616 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, S of Hwy 79. 488 Comment
  RSA18956  Lotus argophyllus var. argophyllus Roxana S. Ferris, Ruth P. Rossbach 1938-5-19 9656 Riverside Lower edge of Pinon (Pinyon?) Belt desert side of divide Comment
  RSA342541  Lotus argophyllus var. argophyllus R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54088 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  UCR250913  Lotus hamatus A. C. Sanders 2014-4-18 41030 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, SE of Lee (Corona) Lake 375 Comment
  CLARK-A1528-2800  Lotus heermannii John C. Roos 1952-6-13 5768 Riverside Pigeon Pass 426 Comment
  POM2643  Lotus heermannii P. A. Munz 1918-4-27 2124 Riverside Temescal Canyon. Comment
  RSA717625  Lotus heermannii Scott D. White 2006-4-27 11284 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UC15660  Lotus heermannii H. M. Hall Jun 1901 2022 b Riverside Shingle Valley San Jacinto Mountains 1341 Comment
  UCR157953  Lotus heermannii T. B. Salvato, A. C. Sanders 2005-5-17 910 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
  RSA753477  Lotus nevadensis Scott D. White, Justin M. Wood 2009-5-21 12858 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  RSA761321  Lotus nevadensis Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 679 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA406790  Lotus rigidus N. R. Zabriskie, Walter M. Zabriskie 1970-6-1 328 Riverside Andreas Canyon area, east slope San Jacinto Mts. 427 Comment
  RSA406827  Lotus salsuginosus var. salsuginosus M. B. Dunkle 1933-4-5 3376 Riverside Colorado Desert, Jack Rabbit Trail Comment
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Mar 21 2011
  RSA614136  Lotus scoparius D. L. Banks 1997-2-23 1303 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  POM1874  Lotus scoparius var. brevialatus H. M. Hall 1902-04 7473 Riverside Vicinity of Riverside 427 Comment
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Aug 19 2010
  RSA750540  Lotus scoparius var. brevialatus Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12590 Riverside San Bernardino Mountains: Ridgeline E of Whitewater Canyon, +- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry 640 Comment
  UC1929589  Lotus scoparius var. brevialatus Steve Boyd 2007-4-20 11725 Riverside Peninsular Ranges; Perris-Aguanga Basin region; Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh Canyon,'' ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading t 549 Comment
  UCR175584  Lotus scoparius var. brevialatus Jim Andre 2006-4-26 6766 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
  JOTR31966  Lotus strigosus La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2203 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA0031442  Lotus strigosus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4502 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR103565  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-2-18 2718 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR103991  Lotus strigosus George K. Helmkamp 1998-4-3 3086 Riverside Sonoran (Colorado) Desert, West Palm Springs Village area, vic. of Hwy I-10 & Verbenia Ave.; 4 mi. north of Tamarack Rd on Cottonwood Rd. 1280 Comment
  UCR107713  Lotus strigosus A. C. Sanders 1997-3-1 19748 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
  UCR173155  Lotus strigosus Abby Sirulnik 2000-4-13 11 Riverside Peninsular Ranges, Southwestern Riverside County Multispecies Reserve, c. 3 mi NE of Skinner Reservoir 610 Comment
  UCR97290  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 4045 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  RSA718868  Lotus strigosus Michael Honer, L. Hulse 2005-3-8 2037 Riverside Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. 457 Comment
  RSA633870  Lotus strigosus var. hirtellus R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38112 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
  RSA406407  Lotus strigosus var. tomentellus Gale Sphon 1955-5-21 s.n. Riverside 5 miles north of Lake Fulmore Comment
  RSA90388  Lotus strigosus var. tomentellus F. W. Peirson 1921-4-13 4085 Riverside Deep Canyon, about 12 miles southeast of Palm Springs. 274 Comment
  RSA704549  Lotus tomentellus LeRoy Gross 2005-3-3 1572 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UCR91058  Lotus wrangelianus G. R. Ballmer 1996-4-10 s.n. Riverside Skunk Hollow, 6 mi. east of Murrieta, on W side of Pouroy Road 457 Comment
  JEPS85675  Lupinus W. L. Jepson 1939-4-17 19122 Riverside on rd to Temecula 2 mi s Corona (Corona); s of Corona Comment
  RSA709182  Lupinus A. C. Sanders, J. Goetzen 1996-5-1 18129 Riverside Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning. 830 Comment
  POM11045  Lupinus arizonicus H. M. Hall 1905-04 5759 Riverside Palm Springs. 152 Comment
  RSA86946  Lupinus arizonicus F. W. Peirson 1920-3-16 703 Riverside Sandy places opposite mouth of Andreas Canyon, Southwest of Palm Springs. Comment
  SD187405  Lupinus arizonicus Naomi Fraga, Lisa Rojas 2005-2-10 1371 Riverside Colorado Desert: Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177 365 Comment
  RSA715328  Lupinus bicolor John Green 2006-4-27 s.n. Riverside Peninsular ranges, Foothills of Santa Ana Mtns./Santa Rosa Plateau: Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte. 351 Comment
  SBBG35127  Lupinus bicolor T. L. Secrest 1948-4-10 Riverside near Sage Comment
  SBBG92279  Lupinus bicolor J. Hirshberg 1989-4-3 Riverside S of town of Murrieta, W of Mesa de Burro, Santa Rosa Plateau 609 Comment
  UCR117219  Lupinus bicolor B. G. Pitzer 2000-4-20 4124 Riverside Mead Valley, Air Force property bordering Nandina Road, across from (N of) the T-intersection with Brown Street. 515 Comment
  UCR201472  Lupinus bicolor Scott D. White, Justin M. Wood 2008-6-5 12083 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UCR91435  Lupinus bicolor Scott D. White 1995-3-30 2637 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  RSA407105  Lupinus breweri var. grandiflorus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
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Nov 22 2015
  PASA822  Lupinus concinnus Frank W. Peirson 1922-5-19 Riverside Road to Keen's Camp, San Jacinto Mts. Comment
  CLARK-A1528-497  Lupinus excubitus Fred B. Essig 1964-4-25 26 Riverside Elsinore Comment
  UCD107649  Lupinus excubitus Richard Bates 1949-5-21 s.n. Riverside Pinon Flats, San Jacinto Mountains. Comment
  RSA526163  Lupinus excubitus var. hallii Steve Boyd, T. S. Ross 1990-5-11 4666 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR78450  Lupinus excubitus var. hallii Scott D. White 1993-4-22 1246 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  RSA160413  Lupinus formosus J. D. Olmsted 1959-9-23 994 Riverside 2.5 miles south of Hemet Lake on Hwy 74 near road to Thomas Mt. trhough Garner ranch, San Jacinto Mts, Helmet Lake Drainage 1387 Comment
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Apr 1 2011
  RSA430284  Lupinus formosus David B. Dunn, LeDoux, Kenney 1973-6-15 20760 Riverside 4 miles NW of Jct of Hwy 74 and 71 on Hwy 74. 1402 Comment
  RSA413692  Lupinus hirsutissimus N. C. Cooper 1945-5-5 2249 Riverside San Gorgonio Mountains above Banning 762 Comment
  RSA708058  Lupinus hirsutissimus Scott D. White, Angelia Carey 2004-4-16 10194 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  SBBG88097  Lupinus hirsutissimus N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 167 Riverside Oasis de los Osos Preserve, off Snow Crk Cyn, 1 mi W of Snow Crk Village 487 Comment
  LA205135  Lupinus latifolius var. parishii Elizabeth McClintock; 1939-9-1 sn Riverside San Jacinto Mountains, Trail to Hidden Lake Comment
  LA31764  Lupinus longifolius Mary V. Hood; 1944-4-7 44- 9 k* Riverside Agaunga 587 Comment
  SJSU10778  Lupinus microcarpus var. densiflorus N. D. Addy 1962-4-16 Riverside Railroad Canyon Rd near junction with Perris-Romoland Rd 457 Comment
  UCR16239  Lupinus microcarpus var. densiflorus Margaret-Lee Dean 1965-3-25 s.n. Riverside 0.25 mi. west of Redlands Boulevard on Hwy 60 488 Comment
  OBI48505  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  CDA27580  Lupinus sparsiflorus T. C. Fuller 1964-4-14 11817 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  OBI30745  Lupinus sparsiflorus Rhonda Riggins 1982-4-15 1344 Riverside CA 371 3.6 mi N jct CA 79 in Aguanga 610 Comment
  SBBG101784  Lupinus sparsiflorus S. Boyd, T. Ross, M. Hammitt 1991-5-2 6060 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UC1506127  Lupinus sparsiflorus R. T. and J. M. Clausen 1963-4-27 63075 Riverside se Winchester; se of Winchester 680 Comment
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Mar 20 2011
  UC865459  Lupinus sparsiflorus I. W. Clokey 1935-4-17 6710 Riverside Cottonwood Springs Comment
  RSA775342  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5018 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 732 Comment
  RSA607352  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1938-5-1 1612 Riverside Peninsular Ranges: San Jacinto Valley; Hemet. Comment
  SEINET10490965  Lupinus sparsiflorus subsp. sparsiflorus Robert F. Thorne 1983-4-23 Thorne 55442 Riverside San bernardino mts. Mouth of whitewater canyon, e of whitewater post office at South end of ridge, in sandy wash e of bridge, and on base of west-facing slope Of ridge. Bluish-flowered annual growing on talus slope e of bridge. 411 Comment
  SEINET10837784  Lupinus succulentus var. succulentus August J. Breitung 1953-4-19 Breitung 14768 Riverside In grain field 10 mi e of beaumont. Flowers purple, upper lip with white Blotch in center. Keel ciliate near claws both above and below. Comment
  CLARK-A1528-2853  Lupinus truncatus John C. Roos 1938-4-4 730 Riverside La Sierra Comment
  POM10360  Lupinus truncatus Charlotte M. Wilder 1904-5-14 52 Riverside Wilders Canyon, Jurupa Hills, Comment
  RSA414401  Lupinus truncatus M. V. Hood 1945-3-25 s.n. Riverside Colorado Desert, Highway 71 near Aguanga 588 Comment
  RSA559418  Lupinus truncatus Steve D. Boyd 1992-4-15 6861 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA586157  Lupinus truncatus D. L. Banks, S. D. Boyd 1995-3-30 0122 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. 726 Comment
  RSA613470  Lupinus truncatus D. L. Banks, Victor W. Steinmann 1997-3-13 1451 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
  RSA771625  Lupinus truncatus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4999 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 732 Comment
  UCR138827  Lupinus truncatus D. L. Banks 1997-2-23 1311 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
  CAS-BOT-BC231422  Lycium andersonii I. M. Johnston 1918-5-30 2028 Riverside Elsinore 365 Comment
  JOTR31817  Lycium andersonii La Doux, Tasha, Bill Truesdell 2007-11-9 2523 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park; Canyon parallel to and east of Lost Palms Canyon (Stop 5) 651 Comment
  RSA422107  Lycium andersonii M. B. Dunkle 1935-3-31 4442 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  RSA775400  Lycium andersonii Duncan S. Bell 2011-4-10 2250 Riverside Northwest side of the Arica Mountains; northwestern section of project area; collecting in a large wash approximately 3.5 air miles south of Highway 62. 299 Comment
  UC218057  Lycium andersonii P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4850 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 426 Comment
  UC218100  Lycium andersonii P. A. Munz, D. Keck 1922-4-9 4811 Riverside s base Eagle Mtns.; Colorado Desert 182 Comment
  UCR139384  Lycium andersonii F. W. Peirson 1922-4-29 1084 Riverside Perris-Aguanga Region, Aguanga 610 Comment
  SD259061  Lycium fremontii Sarah J. De Groot, Thomas Stoughton 2016-2-18 7626 Riverside Mecca Hills; side canyon (east fork) of Painted Canyon. 185 Comment
  UCR42411  Lycium fremontii J. M. Stewart 1986-1-27 86 11 Riverside Sonoran (Colorado) Desert, Hidden Spring Canyon, Mecca Hills, at jct of two washes on NW side. Comment
  RSA775918  Lycium torreyi Duncan S. Bell, Amanda Turek 2010-4-10 812 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  CLARK-A1528-5062  Lythrum californicum John C. Roos 1946-9-14 3010 Riverside San Jacinto Mountains 1066 Comment
  UCR116479  Lythrum hyssopifolia A. C. Sanders, T. B. Salvato 2001-5-25 24379 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  RSA562441  Madia gracilis Steve Boyd, Timothy S. Ross 1992-5-6 7263 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flat area, near Lucas Canyon Trail 762 Comment
  POM202489  Malacothamnus fasciculatus Marcus E. Jones 1934-5-10 s.n. Riverside Elsinore Comment
  UCR16332  Malacothamnus fasciculatus Robert M. Hasegawa 1976-4-14 s.n. Riverside Box Springs Mtns., 1/8 mi. from end of east Big Springs Road 274 Comment
  UCR174266  Malacothamnus fasciculatus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32669 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., near stream crossing of dirt road 549 Comment
  UCR256788  Malacothamnus fasciculatus T. B. Salvato, Matthew Malle 2013-5-20 7571 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  CAS-BOT-BC345424  Malacothrix clevelandii John Thomas Howell 1931-5-30 6590 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  CAS-BOT-BC347703  Malacothrix glabrata Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  UC1922420  Malacothrix glabrata Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1425 Riverside Colorado Desert; Northeastern Colorado Desert region; Along Palen Road near Hwy 177. 170 Comment
  UCR104019  Malacothrix glabrata George K. Helmkamp 1998-4-4 3140 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  VVC93  Malacothrix glabrata A. C. Sanders, J. Mac 1997-5-4 20642 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
  UCR94651  Malacothrix saxatilis var. tenuifolia Scott D. White 1996-5-27 4069 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  UCR41521  Malacothrix stebbinsii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6081 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  CSUSB1015  Malva parviflora Leland R. Dykes 1962-4-22 46 Riverside Palomar Road at San Mateo Canyon turnoff, in Murrieta. Comment
  RSA755271  Malva parviflora Stephen Hill, Kate Kramer 2001-4-27 33476 Riverside Cabazon, Morongo Indian Reservation, at Hadley s Orchard Store, junction of Apache Trail and Seminole Drive, north of Route I-10, Apache Trail Exit, 4 miles E of Banning. 560 Comment
  UCR123751  Malva parviflora Steven R. Hill 2001-4-29 33519 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  RSA335011  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
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Feb 26 2013
  RSA605764  Marah macrocarpa Scott D. White 1996-3-16 3830 Riverside Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. SE-facing slope. 610 Comment
  UCR232049  Marah macrocarpa John F. Green 2008-4-15 0408- 12 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
  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
  VVC191  Marah macrocarpa A. C. Sanders, J. Mac 1997-5-4 20668 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
  UCR178556  Marina parryi R. G. Swinney 1967-3-12 083 Riverside Sonoran (Colorado) Desert, North of Desert Center, [a short distance] along the road 274 Comment
  UCSB59678  Marina parryi Boyd, Steve; Meury, S.; Noyes, R. 1988-3-10 Riverside N end Palen Mtns., 2 mi. west of Palen Pass 300 Comment
  RSA0036209  Marrubium vulgare Norman C. Cooper 1944-4-22 1112 Riverside Banning. 731 Comment
  CAS-BOT-BC71091  Marsilea vestita C. G. Pringle August 7 s.n. Riverside Riverside Comment
  UC1608242  Meconella denticulata Steve Boyd, Carol Boyd, and Kyle Boyd 1992-3-21 6735 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Tenaja Canyon, along trail from wilderness boundary downstream towards Fisherman's Camp Comment
  OBI37484  Medicago polymorpha Steve Boyd 1985-7-23 1008 Riverside De Luz Rd, 7 mi W of Rancho California 366 Comment
  POM348041  Medicago polymorpha Richard C. Barkelew, Mark Morris 1929-3-10 s.n. Riverside Indian Canyon , San Jacinto Mts Comment
  UCR91481  Medicago polymorpha Scott D. White, M. Jacobsmeyer 1996-4-20 3962 Riverside Perris Basin, Perris area: just south of Perris Airport, SE of Goetz Road/ Mapes Road intersection, north of San Jacinto River Channel 430 Comment
  RSA526170  Medicago polymorpha Steve Boyd, T. S. Ross 1990-5-11 4673 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  CAS-BOT-BC271706  Melica frutescens Marcus E. Jones 1882-4-25 3554 Riverside San Jacinto Comment
  CAS-BOT-BC281603  Melica imperfecta Frank W. Gould 1944-4-4 2207 Riverside 12 miles S of Corona on road to Elsinore Comment
  RSA599111  Melica imperfecta V. W. Steinmann 1996-4-13 831 Riverside East of Route 15, summit of hill (1577 ft) east of Temescal Canyon road at a point 0.2km NW of the jct. with Indian Truck Trail 500 Comment
  RSA702261  Melica imperfecta Steve Boyd, Aydee Virgen 2004-4-13 10852 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  SBBG56866  Melica imperfecta M. N. Ackley 1928-4-1 57 Riverside Snow Crk, Mt San Jacinto 518 Comment
  UCR101441  Melica imperfecta A. C. Sanders 1997-4-10 20323 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  POM184640  Mentha aquatica Louis C. Wheeler 1932-9-4 1316 Riverside Prado Basin: Santa Ana River at Chino Creek 183 Comment
  POM3013  Mentzelia affinis C. F. Baker s.n. Riverside Hemet Comment
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Mar 24 2011
  UC140494  Mentzelia affinis C. F. Baker 1904-4-5 4141 Riverside Hemet Comment
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Jul 4 2010
  RSA0123038  Mentzelia dispersa Scott D. White, W. LaHaye 2000-5-27 7938 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  SEINET1908634  Mentzelia dispersa A. C. Sanders, Mitch Provance 2008-1 35767 Riverside Peninsular Range; San Jacinto Mtns.: FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Kreenwild Fire Station (Idyllwild 7.5' Q.) 1463 Comment
  JOTR16739  Mentzelia involucrata Supernaugh, William R. 1968-4-4 s.n. Riverside Joshua Tree National Park. GOLD PARK 1097 Comment
  JOTR31008  Mentzelia involucrata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1294 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  RSA678362  Mentzelia involucrata Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10503 Riverside West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains. Comment
  SEINET3094591 Image available Mentzelia involucrata Norman C. Cooper 1949-4-8 3249 Riverside Mecca Pass E of Indio. 457 Comment
  UCSB4214  Mentzelia involucrata Broder, Richard 1958-03 Riverside 5.8 miles east of Desert center on US 60-70 Comment
  POM126804  Mentzelia involucrata var. megalantha E. E. Schellenger s.n. Riverside Colorado Desert. Santa Marie Mts. [Little or Big Maria Mountains] Comment
  RSA440402  Mentzelia involucrata var. megalantha M. B. Dunkle 1933-5-6 3434 Riverside Painted Canyon Comment
  HSC29905  Mentzelia longiloba R. W. Spjut 1972-3-20 2285 Riverside Riverside/San Bernardino Co., Colorado Desert, 4-10 mi. W of Rice (N end of Maria Sand Dunes), along Hwy. From Rice to 29 Palms Hwy. or to Desert Center. 305 Comment
  RSA771698  Mentzelia veatchiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4698 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 W116.65126 604 Comment
  RSA402616  Mesembryanthemum crystallinum Elizabeth A. White 1928-04 s.n. Riverside Colorado desert near Mecca. Comment
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Jun 5 2011
  UCR214695  Mesembryanthemum crystallinum A. C. Sanders 2010-3-25 37630 Riverside Sonoran (Colorado) Desert; Salton Trough, northeast side of the Salton Sea, Hwy 111 at Mortmar near North Shore (Desert Beach), near Marina Dr. -60 Comment
  SD140168  Mesembryanthemum nodiflorum A. C. Sanders 1993-5-12 14003 Riverside Hemet, southwest corner of intersection of Florida Avenue (Highway74) and Warren Road, between New San Diego Aqueduct and Warren 459 Comment
  UCR144405  Microseris heterocarpa Scott D. White, Michael Honer 2003-4-2 8918 Riverside Peninsular Ranges/Santa Ana Mtns, Temescal Canyon: Alberhill area N of the I-15 Fwy, on and near crest of unnamed mountain, '2349 716 Comment
  UCR169465  Microseris heterocarpa John F. Green 2005-4-28 s.n. Riverside Peninsular Range; Southern Santa Ana Mtns., Santa Rosa Plateau, hills on the south side of Tenaja Rd., between Squaw Mtn. and DeLuz Creek 655 Comment
  SEINET10808319  Microseris lindleyi Mitch C. Provance 2003-4-26 Provance 9897 Riverside Santa Ana River Valley: Northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just S of Crestlawn Memorial Cemetery. Grassy clay slopes with patches of coastal sage scrub (Hemizonia abundant) between 900 and 1200 ft., becoming bouldery between 1200 and 1400 ft. with coastal sage scrub (Salvia mellifera common). 274 Comment
  UCR171987  Microseris lindleyi 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
  UCR25777  Microseris lindleyi John C. Roos 1952-4-30 5610 Riverside Peninsular Range, hills between Camp Haan and Riverside 534 Comment
  UCR34957  Microseris lindleyi L. B. Ziegler 1969-5-8 354 Riverside San Jacinto Mtns, Hemet Valley 1402 Comment
  SD51957  Mimetanthe pilosa Reid Moran 1962-7-7 9859 Riverside by Strawberry Creek, 2 miles SW of Idyllwild, San Jacinto Mts. 1550 Comment
  RSA0018778  Mimetanthe pilosa M. Alice King 1893-07 257 Riverside Rayneta [Idyllwild], San Jacinto Mts. Comment
  UC943893  Mimulus H. E. McMinn and M. Van Rensselaer 1945-6-7 1896 Riverside along Indian Truck Trail east side of Santa Ana Mts. 960 Comment
  UCR104942  Mimulus aurantiacus var. pubescens A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20686 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  UCR91463  Mimulus aurantiacus var. pubescens Scott D. White 1995-3-30 2668 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  POM33  Mimulus aurantiacus var. puniceus O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  UC2030124  Mimulus bigelovii var. bigelovii Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38096 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Above James Reserve in Hall Canyon. Comment
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May 11 2019
  SDSU10762  Mimulus brevipes Charles F. Phleger 1962-5-12 Riverside Collceted on Highway 74, 5 miles east of Hemet. Comment
  SEINET3079201 Image available Mimulus brevipes Marc Mittleman 1982-5-25 Riverside Gentry Experimental Farm, Los Alamos Road, Murietta, Ca. 366 Comment
  UCR89854  Mimulus brevipes Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3316 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  UCSC000865  Mimulus cardinalis Peter Kamb 1948-7-11 1199 Riverside Hall Canyon, San Jacinto Mts. 1646 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
  UCR205444  Mimulus diffusus Jeff B. Galvin, Diane Menuz 2008-4-4 002 Riverside Peninsular Ranges- Palomar Mtns, Agua Tibia, c. 50 m up Woodchuck Rd., beyond National Forest boundary 653 Comment
  RSA0054839  Mimulus floribundus Keith E. Hoffmaster 1933-4-14 526 Riverside Tahquitz Canyon. Comment
  UCR174346  Mimulus guttatus A. C. Sanders 2006-5-19 32401 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
  UCR215616  Mimulus guttatus Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 03 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  CSUSB912  Mimulus longiflorus Steve Kulju 1974-4-27 Riverside Box Springs Mountains Box Springs Mountains; dirt road to the radio tower, 4 miles from Pigeon Pass Road. 761 Comment
  RSA0045490  Mimulus longiflorus var. calycinus Robert MacGregor 1984-5-19 12 Riverside CA Hwy 79, 1.4 mi S of junction with CA Hwy 371, S side of road. Comment
  UCR20879  Mimulus palmeri A. C. Sanders 1978-7-3 s.n. Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  POM17816  Minuartia douglasii P. A. Munz 1923-6-14 7086 Riverside Santa Ana Mountains: Glen Ivy Trail to Santiago Peak. 1463 Comment
  CLARK-A1703-67  Mirabilis bigelovii Donna Lee Hobbs 1962-3-18 3-18- 62 -26 Riverside Whitewater Canyon Comment
  VVC319  Mirabilis bigelovii W. W. Mayhew 1960-3-17 s.n. Riverside Colorado Desert, 4.5 miles NW Desert Hot Springs. 482 Comment
  SEINET272153  Mirabilis californica A. C. Sanders 1997-3-1 19 Riverside Box Springs Mountains: S end of the range along Gernert Rd. in valley drainging to Box Spring Cyn. 457 Comment
  UCR120587  Mirabilis laevis Steven R. Hill 2001-5-3 33683 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
  SJSU4253  Mirabilis laevis var. crassifolia G. B. Youngberg 1956-3-29 216 Riverside by Lake Matthews, Arlington c. 8 mi E of Corona Comment
  CAS-BOT-BC434815  Mirabilis laevis var. retrorsa Philip A. Munz 1949-4-12 13036 Riverside North base of Eagle Mts., Mohave Desert 944 Comment
  CAS-BOT-BC434834  Mirabilis laevis var. retrorsa Elizabeth McClintock 1964-4-8 s.n. Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  JOTR34042  Mirabilis laevis var. retrorsa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2943 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; above trail to Lost Horse Mine on basalt outcrop with scree slopes Comment
  VVC2900  Mirabilis laevis var. retrorsa Tim Thomas, P. J. MacKay 2010-4-12 5031 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA9386  Mirabilis laevis var. retrorsa I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  RSA408755  Mohavea confertiflora N. C. Cooper 1949-4-8 3300 Riverside Desert Center. 610 Comment
  SBBG97163  Mohavea confertiflora W. L. Halvorson 1977-2-5 77 -12 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  CAS-BOT-BC220028  Monardella breweri subsp. lanceolata Winifern W. Swarth 1914-9-10 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1828 Comment
  CAS-BOT-BC220029  Monardella breweri subsp. lanceolata B. D. Stark 1927-6-25 s.n. Riverside Near Cresmore [Crestmore], West Riverside 304 Comment
  UCD125187  Monardella breweri subsp. lanceolata R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  UC1931123  Monardella linoides subsp. linoides Scott D. White, Justin Wood 2008-7-10 12457 Riverside San Jacinto mountains: Fobes spring (Palm View Peak) Comment
  RSA651660  Monardella nana subsp. arida Elizabeth McClintock, H. Lewis 1941-6-29 81 Riverside Santa Rosa Peak 2454 Comment
  POM48947  Monardella nana subsp. tenuiflora P. A. Munz 1924-7-26 8721 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  RSA750292  Monardella nana subsp. tenuiflora Elizabeth McClintock, M. McClintock, D. Weiner 1941-7-11 100 Riverside Black Mountain, 1.25 miles beyond the snow gate. Comment
  UCR221464  Monardella nana subsp. tenuiflora Elizabeth McClintock, Harlan Lewis 1941-6-22 074 Riverside Peninsular Range; San Jacinto Mtns., 1.5 miles from the snow gate, on road to Black Mtn. 2043 Comment
  SEINET10961482  Monardella nana subsp. tenuiflora A. Graff 1993-6-24 Graff 46 Riverside San Bernadino National Forest, San Jacinto Mtns. 1.45 miles in on Black Mtn. Rd. (USNFS Rd. 4S01) from Hwy. 243, on both sides of the road, though most extensively on the right. Before intersection of 4S01 and 4S02. T4S,R2E,S23. Locally abundant in semi-shade, with Quercus kelloggi, Q. chrysolepis, Picea sp., Pinus coulteri, P. ponderosa, Arctostaphylos pringlei, Eriogonum confertiflorum, Lupinus sp., Lotus scoparius. Need USNFS permission to collect. Comment
  JOTR30839  Monardella robisonii La Doux, Tasha, Jim Andre 2008-9-16 349 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 Comment
  CAS-BOT-BC349702  Monoptilon bellidiforme Ivan Johnston 1917-4-4 1055 Riverside Colorado Desert. Palm Canyon 457 Comment
  CAS-BOT-BC349784  Monoptilon bellioides Faulkner 1978-3-21 334 Riverside 9 miles N. of Blythe on Hwy 95 152 Comment
  POM41981  Monoptilon bellioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM7906  Monoptilon bellioides P. A. Munz, R. D. Harwood 1920-4-4 3512 Riverside Pass south of Palm Springs. 152 Comment
  RSA278963  Monoptilon bellioides B. A. Prigge, L. Martinez 1978-3-23 2410 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA3974  Monoptilon bellioides C. B. Wolf 1932-4-29 3112 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 243 Comment
  UC501449  Monoptilon bellioides Frank W. Peirson 1927-4-24 7899 Riverside Cottonwood Spring Comment
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Oct 9 2010
  RSA94162B  Monoptilon bellioides F. W. Peirson 1928-4-24 7899 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  SBBG56964  Muhlenbergia asperifolia M. D. Clary 1928-8-11 70 Riverside Carrizo Crk Comment
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Nov 11 2011
  UC1922191  Muhlenbergia filiformis Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1773 Riverside Peninsular Ranges; San Jacinto Mountains region; Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  CAS-BOT-BC275253  Muhlenbergia microsperma Steve Boyd; et al. 1990-4-3 4101 Riverside Vail Lake Area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain, just S of the E summit 701 Comment
  POM185023  Muhlenbergia microsperma Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  RSA0018893  Muhlenbergia microsperma Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6029 Riverside Chuckwalla Valley; approximately 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well. 107 Comment
  SEINET191996  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring Wash Joshua Tree National Monument. Comment
  UCR2589  Muhlenbergia microsperma F. M. Reed 1903-12-19 378 Riverside Riverside, Bluffs Ranch, Arroyo Tequesquite 293 Comment
  UCR42326  Muhlenbergia microsperma N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 176 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR272675  Muhlenbergia porteri Sarah J. De Groot, Duncan S. Bell 2015-9-21 7587 Riverside Peninsular Range; Santa Rosa Mountains, SSW of Palm Desert, along Carrizo Road just north of Hwy 74 1053 Comment
  RSA50673  Muhlenbergia richardsonis E. C. Jaeger 1949-7-25 s.n. Riverside Santa Rosa Mountain 1585 Comment
  RSA754123  Muhlenbergia richardsonis W. Schlegel, Andrew Troutte, Jordan Zylstra 2008-8-29 14 Riverside Idyllwild: Skunk Cabbage Meadow. 2449 Comment
  UCD87089  Muhlenbergia rigens William M Klein 1960-8-22 1584 Riverside North of Idyllwild along the trail to Suicide Rock and Mt. San Jacinto, San Jacinto Mts. Comment
  UCR154459  Muilla maritima Jason L. Hlebakos 2005-5-30 809 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
  UC217987  Myosurus minimus subsp. apus P. A. Munz and I. M. Johnston 1922-5-19 5379 Riverside Menifee Valley 411 Comment
  UCR60839  Myosurus minimus subsp. apus R. F. Thorne 1973-5-23 43866 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA444315  Nama demissa Walter Wisura 1988-3-1 4184 Riverside Colorado Desert. In wash off Interstate 10 at beginning of Box Canyon road toward Mecca. Comment
  SBBG99407  Nama demissa W. L. Halvorson 1977-2-15 77 -29 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCSB5309  Nama demissa Beeks, Richard 1952-4-5 Riverside 12 miles E. of Shavers Summit Comment
  UCR244320  Nama demissa var. demissa Jim Andre 2012-4-16 20924 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  RSA4920  Nama hispida var. spathulata Carl B. Wolf 1932-4-28 3082 Riverside 19 mi. W. of Blythe on the Mecca rd. 122 Comment
  UC1563093  Nama hispida var. spathulata Steve Boyd, Orlando Mistretta 1986-3-13 1406 Riverside ne Desert Center (jct of Parker Dam Rd and Palen Rd, rd going through pass between Palen and Granite Ranges); Palen Mountains, pass betw Palen and Granite Ranges 182 Comment
  UCR19170  Nama hispida var. spathulata John C. Roos 1949-4-1 4203 Riverside Sonoran (Colorado) Desert, 3 mi. NE of Desert Center. Comment
  UCR217638  Nama stenocarpa Jeff B. Galvin 2010-5-4 124 Riverside Perris-Aguanga Basin, Mystic Lake. 350 m west of Gilman Springs Road and 1.8 km north of Bridge Street 426 Comment
  POM14413  Nassella cernua P. A. Munz 1922-7-4 5970 Riverside Hemet Valley, San Jacinto Mountains. 1372 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
  RSA192085  Nassella pulchra E. W. Lathrop 1966-5-11 6290 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  RSA736254  Nassella pulchra Scott D. White, Justin M. Wood 2008-4-3 11794 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  RSA180317  Nasturtium officinale E. W. Lathrop 1964-5-24 5398 Riverside 8 miles west of Murrieta Comment
  RSA469853  Navarretia atractyloides E. S. Spalding 1925-6-13 s.n. Riverside Temecula. Comment
  UCR179201  Navarretia atractyloides Jeffrey Ross, Tracy Tennant 1998-8-20 MOR- 700 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Hathaway Canyon, tree stand H-03 976 Comment
  UCR206021  Navarretia fossalis Diane Menuz 2009-5-14 497 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Rosa Plateau. Western side of Mesa de Burro, in series of 4 vernal pools 609 Comment
  UC77717 Image available Nemacaulis denudata var. gracilis S. B. Parish 1896-4-1 4140 Riverside Palm Springs Colorado Desert; Colorado Desert, Palm Springs Comment
  HSC78533  Nemacladus longiflorus J. C. Roos 1947-3-15 3343 Riverside 1 mi. E of Valle Vista. 549 Comment
  UC102222  Nemacladus longiflorus var. longiflorus Katharine Brandegee 1905-5-12 Riverside near Riverside (Wilder's) Comment
  JEPS5405  Nemacladus pinnatifidus W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1555 B Riverside Temecula River; sw Riverside County Comment
  RSA543855  Nemacladus pinnatifidus Steve Boyd, Orlando Mistretta 1991-5-22 6310 A Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA692242  Nemacladus ramosissimus Scott D. White, Michael Honer 2003-5-27 9407 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. 396 Comment
  SJSU1899  Nemacladus rubescens J. W. Tilden 1957-4-18 1104 Riverside near Whitewater, east of San Gorgonio Pass Comment
  POM184247  Nemophila menziesii P. A. Munz 1932-3-24 12023 Riverside North of Elsinore 305 Comment
  RSA5018  Nemophila menziesii Carl B. Wolf 1932-3-20 18 Riverside Richman Ranch, 2.5 miles no. of De Luz; S.W. Riverside County. 457 Comment
  UC1537401  Nemophila menziesii Gordon H. True Jr. 1935-2-22 11 Riverside Mockingbird Canyon 457 Comment
  UC63798  Nemophila menziesii H. M. Hall 1897-3-20 406 Riverside Temescal Mts. 457 Comment
  UC131504  Nemophila menziesii var. integrifolia C. F. Baker 1903-4-4 4123 Riverside Elsinore Comment
  RSA0054919  Nicotiana attenuata W. Marquart 1938-3-12 s.n. Riverside Ten mi. west of Desert Center. Comment
  UCR176697  Nicotiana glauca R. D. Goeden 1966-1-20 s.n. Riverside Riverside, UCR Campus, near reservoir 366 Comment
  UCR21966  Nicotiana glauca Steve Boyd 1980-5-21 295 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. Comment
  UC170128  Nicotiana obtusifolia E. E. Schellenger 1894-12-3 91 Riverside Chuckwalla Wash; Colorado Desert Comment
  UCR199831  Nicotiana obtusifolia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11277 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCSB44691  Nicotiana obtusifolia Hibbard, Doug 1977-4-15 Riverside 50 yards to the west of Hwy 74, 3.3 miles from its intersection with Hwy 111 280 Comment
  RSA688837  Nicotiana quadrivalvis Scott D. White, Michael Honer 2003-6-17 9543 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  SEINET4098931  Nicotiana trigonophylla G. T. Manthey 1977-1 1621 Riverside 10 miles east of Mecca, along road going to Joshua Tree National forest. Comment
  RSA0124815  Nolina bigelovii Duncan S. Bell, LeRoy Gross 2016-3-9 8852 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA232255  Nolina parryi James Henrickson 1971-5-29 5575 Riverside 10 miles SW of Twentynine Palms, 1 mile N of Salton View. 1280 Comment
  SD142034  Nolina parryi James C. Dice 1985-6-13 617 Riverside SE portion of Thomas Mtn., ca. 4 km S of Kenworthy Station and community of Thomas Mtn. 1525 Comment
  UCD139081  Nolina parryi T. Scott; A. Townesmith, K. M. Meyer 2007-3-18 137 Riverside San Bernardino National Forest. San Jacinto Ranger District, about 0.2 mi. along Pinon Flats Transfer Station Rd. off Rte. 74. 1228 Comment
  UC218606  Notholaena californica Ivan Johnston 1917-4-4 Riverside Palm Canyon 304 Comment
  UC1929613  Nuttallanthus texanus Scott D. White 2003-3-21 8797 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  RSA192049  Oenothera californica subsp. californica E. W. Lathrop 1960-5-7 5243 Riverside Murrieta. Comment
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Mar 14 2014
  SD187448  Oenothera deltoides Naomi Fraga, Sarah J. De Groot, et al. 2005-2-10 1428 Riverside Colorado Desert; Northeastern Colorado Desert region; along Palen Road near Highway 177. 170 Comment
  SEINET3092695 Image available Oenothera deltoides Norman C. Cooper 1949-3-15 3026 Riverside Palm Springs. Comment
  CLARK-A1528-5707  Oenothera dentata John C. Roos 1937-4-18 1365 Riverside Cabazon Comment
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Oct 1 2018
  UCR94247  Olea europaea Scott D. White 1996-4-14 3923 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
  CAS-BOT-BC427465  Oligomeris linifolia E. A. McGregor 1917-3-19 799 Riverside Colorado Desert. Indio Sands near U. S. Date Garden Comment
  SEINET4089734  Oligomeris linifolia G. T. Manthey 1977-1 1617 Riverside About 10 miles east of Mecca onroad going toward Joshua Tree National Forest. Comment
  POM348466  Olneya tesota Robert Gustafson, Gary D. Wallace 1982-5-19 2559 Riverside Living Desert Reserve, Palm Desert Comment
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Jul 14 2013
  SEINET7249213  Oncosiphon piluliferum R. E. Riefner Jr. 2012-1 12 -82 Riverside City of Lake Elsinore, S side of Alberhill Creek, W of Hwy. 74, vicinity of Bromley Ave. and Baker St. 380 Comment
  RSA681990  Oncosiphon piluliferum Steve Boyd 2003-4-30 10507 Riverside Mira Loma, along Highway 60 at onramp from Etiwanda Ave. to Hwy 60 westbound. Comment
  UCR177990  Opuntia littoralis John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd. and Borel Rd., east of Murrieta Hot Springs 421 Comment
  UCR3291  Opuntia littoralis Chuck Elliott 1964-5-13 s.n. Riverside City of Riverside, [Box Springs Mtns], 0.25 mi. past Two Trees Road and Belvedere 366 Comment
  UCR42627  Opuntia littoralis A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-21 6467 B Riverside San Jacinto Mountains Foothills, Bautista Canyon, 2 mi above the dam, southeast of Hemet 610 Comment
  RSA775262  Opuntia littoralis var. littoralis Michael Wall 2010-9-10 593 Riverside Bautista Creek off Bautista Canyon Road, ca. 6.6 miles SE of junction with Fairview Avenue. 751 Comment
  RSA653226  Opuntia microdasys A. C. Sanders, T. B. Salvato 2000-5-30 23438 Riverside Menifee Valley: S of Newport Rd., N of Holland Rd. and E of Brandley Rd., 2 miles due east of Railroad Canyon Lake. 439 Comment
  RSA22794  Opuntia parryi C. B. Wolf 1939-2-24 9491 Riverside 2.4 miles north of Aguanga on road to Anza. 762 Comment
  RSA22787  Opuntia phaeacantha C. B. Wolf, P. C. Everett 1938-9-29 9462 Riverside 9 miles from Temecula on road to Aguanga. Fork of Temecula wash. 335 Comment
  RSA592681  Opuntia phaeacantha Scott D. White, Duayne Haselfeld 1996-7-2 4267 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  RSA586857  Orobanche fasciculata D. L. Banks, S. D. Boyd 1995-5-3 276 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
  UCR35209  Orobanche fasciculata L. B. Ziegler 1968-5-22 299 Riverside San Jacinto Mtns, Hemet Valley in the lower side canyons 1402 Comment
  CLARK-A1528-4283  Orthocarpus purpurascens John C. Roos 1947-3-21 3368 Riverside Reche Canyon Comment
  RSA0030792  Orthocarpus purpurascens Robert L. Rutherford 1945-5-24 1654 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC63233  Osmadenia tenella W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1974 Riverside Temascal wash Riverside, Santa Rosa Peak, Palomar 365 Comment
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Nov 27 2011
  UCR23258  Osmorhiza chilensis J. C. Lyman 1981-5-29 s.n. Riverside Peninsular Range; San Jacinto Mtns., Desert Sun School, Idyllwild 1677 Comment
  UCR18528  Oxytheca caryophylloides A. C. Sanders 1978-6-20 786 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UC284803  Oxytheca trilobata P. A. Munz 1923-6-14 7059 Riverside Glen Ivy trail to Santiago Peak; Santa Ana Mts. 1219 Comment
  RSA581747  Paeonia californica M. Wall 1995-4-14 104 Riverside Temecula Valley, along Hwy 79, 5.7 miles east of Interstate 15, southeast of Temecula, west of Vail Lake. Comment
  CAS-BOT-BC327945  Palafoxia arida K. Bonner 1977-10-27 2570 Riverside 3 mi E of Chuckwalla Rd. Comment
  RSA793592  Palafoxia arida R. F. Thorne 1995-3-29 63035 Riverside White Water Canyon 600 Comment
  UCR108725  Palafoxia arida Scott D. White, Pam DeVries 1998-2-9 6084 Riverside Coachella Valley, La Quinta/Palm Desert Area: Whitewater River Channel at & near Miles Ave. crossing 30 Comment
  UCR41271  Palafoxia arida B. G. Pitzer 1986-2-9 0003 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  SEINET10799061  Palafoxia arida David B. Dunn 1946-2-23 Dunn 1958 Riverside Collected in mud flats dry and caked and split. All American CAnal catch basin from desert washes. Orascopia Mts. northeast of the Saltan Sea. Comment
  POM301788  Palafoxia arida var. arida J. Cole 1942-06 973 Riverside Ruby Lee Mill Site, Joshua Tree National Monument. 915 Comment
  RSA341999  Palafoxia arida var. arida R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54117 Riverside Sandy bench along Whitewater River, E of bridge and levee and below W-facing bluff. Comment
  RSA605237  Palafoxia arida var. arida A. C. Sanders, George K. Helmkamp, P. J. MacKay 1995-3-12 16041 Riverside Coachella Valley: Indo, just SW of the Whitewater River Channel at Auto Center Dr (Hwy 111) -8 Comment
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Jan 14 2010
  RSA779623  Palafoxia arida var. arida Duncan S. Bell 2010-4-1 655 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  UC61508  Palafoxia arida var. arida L. D. Copeland 1904-5-5 Riverside Palm Springs Comment
  UCR244299  Palafoxia arida var. arida Jim Andre 2012-4-15 20860 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  RSA92212  Palafoxia arida var. arida F. W. Peirson 1914-04 1381 Riverside Whitewater at head of Coachella Valley. Comment
  CLARK-A1656-880  Palafoxia linearis Lois Ann Scott 1977-11-18 Riverside Palm Springs Comment
  SEINET10475248  Palafoxia linearis var. linearis Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4923 Riverside Salton Sea. At the junction of California Highway 111, (Commercial Street), along Vander Veer Road (to North Shore Marina), in the town of North Shore. North end of the Salton Sea, in the Coachella Valley. 60 Comment
  CAS-BOT-BC253751  Panicum capillare Justin M. Wood 2008-9-19 130 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge 305 Comment
  UCR3744  Panicum capillare O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  UCR2613  Panicum miliaceum F. M. Reed 1910-10-14 3112 Riverside Riverside: margin of cultivated orchard, Bundy Lot 305 Comment
  CLARK-A1528-689  Papaver californicum Grace Sprague 1968-5-3 Riverside Twin Pines Comment
  SD186275  Papaver californicum F. C. Vasek 1978-5-6 Riverside San Jacinto Mountains; Bautista Canyon, ca. 4.0 miles by road, southsoutheast of Valle Vista. 671 Comment
  CSUSB1107  Parkinsonia aculeata R. Van Curen 1970-5-20 28 Riverside Base of Mount Rubidoux at Exit. Roadside. 259 Comment
  RSA778388  Parkinsonia aculeata Amber Swanson 2011-10-9 647 Riverside Around the Hayfields ext N of Hwy I-10. 426 Comment
  SD6071  Parkinsonia florida unknown Mar 1914 Riverside Palm Springs Comment
  CLARK-A1528-2019  Pectis papposa John C. Roos 1937-8-22 1212 Riverside Comment
  RSA763992  Pectis papposa Justin M. Wood, D. M. Ray 2010-10-21 2997 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  SEINET6196074  Pectis papposa Stephanie Rockwood, Christi Gabriel 2011-1 119 Riverside Colorado Desert; Northeastern Colorado Desert region:Ford Dry Lake Area' Pallen Dunes Road. 110 exit 217. Chuckwalla Valley. (Hopkins Well: T6S R20E S31) 109 Comment
  UCR274822  Pectis papposa Stephanie Rockwood, Christi Gabriel 2011-10-18 119 Riverside Sonoran (Colorado) Desert, Ford Dry Lake Area, Pallen Dunes Road, Hwy I-10 exit 217, Chuckwalla Valley 109 Comment
  JEPS29322  Pectocarya anisocarpa Rimo Bacigalupi and L. Heckard 1962-3-26 8418 Riverside 1 mi n Winchester (extreme se flank of buttes, 8 air mi sw of Hemet); Double Buttes 487 Comment
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Mar 20 2011
  SEINET3004966  Pectocarya heterocarpa G. Rink 2011-3-23 10390 Riverside Desert flats north of Blythe, east of the McCoy Mtns 109 Comment
  RSA791728  Pectocarya linearis subsp. ferocula R. F. Thorne 1995-3-29 63021 Riverside White Water Canyon 600 Comment
  UCR273110  Pectocarya linearis subsp. ferocula Mitch Provance 2001-4-21 17014 Riverside San Bernardino Valley, Jurupa Mountains, Jurupa Valley, Sunnyslope area, E of Sierra Ave, N of Lauren Ln., at SW base of 'Noname Mtn. 320 Comment
  RSA525688  Pectocarya penicillata Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4559 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  RSA594526  Pectocarya penicillata D. L. Banks, Dylan Hannon 1996-5-3 1006 Riverside Agua Tibia Mountains; Cleveland National Forest; Dripping Springs Campground, 30 m N of campsite #9 487 Comment
  RSA614655  Pectocarya penicillata A. C. Sanders 1997-3-1 19709 Riverside Box Springs Mtns: Coyote Hill (Bench Mark Versity , 1386ft) and ridge S and SE of the UCR Botanic Garden 427 Comment
  SEINET7073290  Pectocarya penicillata A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  POM368742  Pectocarya platycarpa Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA778240  Pectocarya platycarpa Duncan S. Bell 2009-3-8 45 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR139716  Pectocarya platycarpa B. G. Pitzer 1989-4-16 1306 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  UCR92606  Pectocarya platycarpa George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  SEINET10456238  Pectocarya platycarpa David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3723 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  JOTR35041  Pectocarya recurvata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3494 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
  RSA0106692  Pectocarya recurvata Duncan S. Bell, Thomas Stoughton 2010-3-19 560 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2 air miles west of Priest Well. 449 Comment
  SBBG6316  Pectocarya recurvata H. and M. Dearing 1941-11-29 4796 Riverside 6 mi E of Palm Springs Comment
  UC2015648  Pectocarya recurvata A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16151 Riverside Coachella Valley/San Jacinto Mtns., foothills: alluvial fan of Chino Canyon along the Palm Springs tram road, N of the road 14 telephone poles above Highway 111 (Palm Cyn. Dr.) Comment
  UCR211709  Pectocarya recurvata Fred M. Roberts, Michelle Balk 2006-5-1 6326 Riverside Perris Basin, Old Salt Creek watershed, South Hemet Hills, west of California Ave, c. 2.8 km southwest of the west end of Hemet Ryan Airport runway 483 Comment
  RSA40567  Pectocarya setosa J. C. Roos 1947-4-5 3417 Riverside Pinyon Flats, Santa Rosa Mtns. 1220 Comment
  UC1543027  Pectocarya setosa Donald G. Nelson 1936-5-21 367 Riverside e Lake Hemet (slopes just n of meadow just e of Hurkey Creek Camp, n of Mt. Thomas); San Jacinto Mountains Comment
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Oct 26 2011
  UCSB41268  Pectocarya setosa Cowan, Clark 1978-4-23 Riverside 17.3 mi. (27.2 km.) S and W on Hwy. 74 from jct. with 111 at Indian Wells; Santa Rosa Mts.; San Berndo. Nat. Forest; Whittaker transect #W-221 1180 Comment
  UC103245  Pedicularis semibarbata A. W. Anthony 1895-7-7 Riverside San Jacinto Mountains 2743 Comment
  UCR240655  Pellaea andromedifolia Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 43 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Hathaway Canyon 884 Comment
  UCR124221  Pellaea mucronata S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UC1210232  Pellaea mucronata var. mucronata Rimo Bacigalupi with Paul C. Hutchison 1958-2-19 6206 -A Riverside ca. 2 mi w of Ribbonwood (above CA Hwy 74 (Palms to Pines)); San Bernardino Nat'l Forest, sw base Santa Rosa Mts 1371 Comment
  CAS-BOT-BC227212  Pennisetum villosum T. B. Salvato 2000-8-22 020 Riverside Peninsular Range: Riverside, Bascomb Drive at Don Goodwin Street 309 Comment
  JEPS7540  Penstemon X parishii H. M. Hall Jun 24 1901-Jun 25 1901 2267 Riverside w of main peak Mt. San Jacinto (slopes of Fuller`s Ridge, between Squirrel Creek and Salisbury's, near Box Spring, western Riverside County, Southern California); w of main peak Mt. San Jacinto, btw Squirrel Creek and Salis Comment
  POM12969  Penstemon centranthifolius Philip A. Munz, I. M. Johnston 1922-5-21 5538 Riverside Hemet Valley, San Jacinto Mts 1402 Comment
  RSA747867  Penstemon centranthifolius Justin M. Wood 2009-5-11 702 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UCR24780  Penstemon centranthifolius W. W. Mayhew 1981-4-23 s.n. Riverside Santa Rosa Mtns, Near the intersection of Carrizo Road and Hwy 74 1052 Comment
  UCR99405  Penstemon centranthifolius Scott D. White 1996-8-16 4479 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, SW of Pine Cove & west of Bear Trap Canyon, in watershed above Alvin Meadows, tributary to Toll Road Canyon 1860 Comment
  POM4279  Penstemon grinnellii H. M. Hall 1901-07 2548 Riverside Fuller's Mills Mountain. 2134 Comment
  PASA881  Penstemon linarioides var. californicus Frank W. Peirson 1922-5-21 Riverside Hamet Valley, San Jacinto Mts. 1371 Comment
  RSA401812  Penstemon spectabilis Christopher Davidson 1975-6-16 2805 Riverside Ca. 4 mi. S of Banning on roas R1 to Idyllwild. 1128 Comment
  SDSU10905  Penstemon spectabilis Charles F. Phleger 1962-5-12 Riverside Hwy 74 about 7 miles E of Hemet. 1219 Comment
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Jul 8 2009
  SDSU10970  Penstemon spectabilis Samuel R. Franks 1962-5-19 Riverside San Jacinto Mtns. Comment
  UCR15978  Penstemon spectabilis K. S. Gill 1965-3-21 49 Riverside Santa Ana Mtns, Tin Mine Canyon at the foot of Skyline Drive, south of Corona 610 Comment
  SBBG133365  Pentachaeta aurea S. D. White, J. M. Wood 2008-5-15 11987 Riverside Johnson Meadow, San Jacinto Mtns 1415 Comment
  LA3453  Pentagramma triangularis subsp. viscosa Norman C. Cooper; 1944-4-8 1085 Riverside Andreas Canyon. 457 Comment
  RSA471854  Perityle emoryi Robert Gustafson, Gary D. Wallace 1982-5-19 2564 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  SEINET3350021  Perityle emoryi Stephen Hale 2012-1 4821 Riverside Black Point Mesa, Big Maria Mts., 0.25 mi. W SR 95, 15 MI N. Blythe. 106 Comment
  UC69032  Perityle emoryi H. M. Hall 1905-1 5777 Riverside 10 mi w Coachella; Colorado Desert 91 Comment
  UCR147835  Perityle emoryi Steve Boyd, Et al. 2004-5-14 11214 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  RSA0107431  Petalonyx thurberi Duncan S. Bell 2009-8-15 423 Riverside West side of the Arica Mountains. 323 Comment
  UCR277612  Petalonyx thurberi subsp. thurberi Aaron C. Sedgwick, Joella Adkins, Jennifer Pilapil 2012-8-14 104 Riverside Sonoran (Colorado) Desert, NE of Mecca Hills, south of Hwy I-10, c. 400 m east of Box Canyon Rd. 488 Comment
  RSA621639  Petunia parviflora R. E. Riefner 1998-7-9 98 -281 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  UCR260131  Petunia parviflora A. C. Sanders 2015-2-19 41249 Riverside San Jacinto Valley, 53 acre parcel c. 370 m south of Ramona Expressway and 1 km east of Warren Rd., north of Record Rd. 442 Comment
  CAS-BOT-BC326731  Peucephyllum schottii W. R. Dudley 1903-12-29 s.n. Riverside Mouth of Palm Barrancas Comment
  RSA554025  Peucephyllum schottii A. C. Sanders, E. J. Lawlor 1992-4-4 12136 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  RSA676041  Peucephyllum schottii Scott D. White 2001-4-17 8341 Riverside Sonoran Desert: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  RSA777729  Peucephyllum schottii J. Andre, Glenn L. Clifton 2011-2-22 17439 Riverside Mecca Hills; along Box Canyon Road, 8.5 miles NE of town of Mecca 171 Comment
  SEINET7048063  Peucephyllum schottii Steven R. Hill 2001-4-29 33540 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  RSA94107  Peucephyllum schottii F. W. Peirson 1924-12-30 5423 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  UC702010  Phacelia Frank W. Gould 1943-4-17 2129 Riverside 4 mi e Elsinore Comment
  UCD166239  Phacelia Jack Major 1962-4-16 774 -bd Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  POM13267  Phacelia ambigua E. C. Jaeger 1922-3-4 1103 Riverside Painted Canyon near Mecca. Comment
  POM289860  Phacelia ambigua Lyman Benson 1933-3-31 4171 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA4892  Phacelia ambigua Carl B. Wolf 1932-4-27 3008 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA88319  Phacelia campanularia J. T. Howell 1928-3-11 3448 Riverside Whitewater Bridge near Whitewater, Coachella Valley, Riverside County. Comment
  RSA650542  Phacelia campanularia subsp. campanularia Bob Musgrove 1949-2-22 s.n. Riverside Collected in Indio Hills near Indio 213 Comment
  RSA124430  Phacelia campanularia subsp. vasiformis Percy C. Everett, E. K. Balls 1958-5-4 23082 Riverside Morongo Canyon. 671 Comment
  RSA357777  Phacelia campanularia subsp. vasiformis Robert F. Thorne, M. Z. Thorne 1973-3-30 42658 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA613405  Phacelia cicutaria var. hispida D. L. Banks 1997-4-5 1686 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  UCD120322  Phacelia cicutaria var. hispida A. C. Sanders; Kerry Knudsen, T. B. Salvato 2004-5-18 27899 Riverside Peninsular Range: summit ridge of Alberhill Mountain, along dirt road. 503 Comment
  UCR135854  Phacelia cicutaria var. hispida A. C. Sanders 2004-4-20 27575 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCD120334  Phacelia ciliata D. Bramlet 1993-4-13 2324 Riverside Approximately 61 m. south of the existing Lake Mathews access road, some 549 m. north of Cajalco Road, in the 'Cajalco bend' area. Comment
  CLARK-A1528-5437  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UCR30094  Phacelia crenulata George K. Helmkamp 1983-4-5 483- 30 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA0119989  Phacelia cryptantha Duncan S. Bell, Thomas Stoughton 2016-4-13 9263 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  POM250248  Phacelia curvipes E. C. Jaeger 1939-6-1 s.n. Riverside Pinon Alta, Mojave Desert 1585 Comment
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Mar 25 2011
  JOTR34226  Phacelia distans La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2012-5-12 3079 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ridgeline south of Quail Mountain peak with steep, north facing slopes (Stop 4) Comment
  RSA426213  Phacelia distans N. C. Cooper 1945-5-5 2250 Riverside San Gorgonio Mountains above Banning. 915 Comment
  RSA428324A  Phacelia distans Bonnie C. Templeton 1930-4-9 1007 Riverside Palm Springs Station; Colorado Desert 400 Comment
  RSA525673  Phacelia distans Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4544 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  RSA772970  Phacelia distans Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4777 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  SD185241  Phacelia distans G. K. Helmkamp 1998-4-4 3129 Riverside Junction of CA 62 and CA 177. 456 Comment
  SEINET3091700 Image available Phacelia distans B. Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mts, Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline rd & wash directly S of rd. 500 Comment
  SEINET3091906 Image available Phacelia distans John Adams 1965-5-9 207 Riverside NE side of San Jacinto Mountains, Palm Springs area, 1 mi. below tramway up Mount San Jacinto. Comment
  CSUSB146  Phacelia minor Barry Glaser 1964-3-9 640903 10 Riverside Edwards Canyon in Elsinore Mountains. 20 yards from road. 914 Comment
  SDSU6654  Phacelia minor D. Hunsaker 1962-4-10 Riverside Three miles SSW from Temecula. Comment
  SJSU11224  Phacelia minor G. B. Youngberg 1956-3-27 178 Riverside near La Serra College, Arlington 300 Comment
  UC1287129  Phacelia minor C. L. Hitchcock 1966-3-15 24162 Riverside hillside 3 mi e Glen Ivy Hot Springs Comment
  UCR274288  Phacelia minor T. B. Salvato, Melissa Clemons 2005-6-6 1414 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  UCR29001  Phacelia minor M. G. McLeod, David J. Keil 1977-3-26 12002 Riverside 0.2 mi NW of Prado Dam on California Hwy 71 183 Comment
  UCSB10390  Phacelia minor Wedberg, H. 1957-3-23 Riverside Whitewater Canyon Comment
  UCR90185  Phacelia minutiflora A. C. Sanders, E. J. Lawlor 1992-4-4 12149 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  POM12656  Phacelia mutabilis P. A. Munz 1922-9-7 6402 Riverside Tamarack Valley 2805 Comment
  CSUSB151  Phacelia ramosissima Mike Meloy 1964-4-22 640422 7 Riverside Near Pigeon Pass Road on Box Springs Mountain. 457 Comment
  CAS-BOT-BC145001  Phacelia ramosissima var. latifolia John Thomas Howell 1927-8-2 2906 Riverside A few miles south of Banning on road to Strawberry Valley of Mt. San Jacinto 670 Comment
  UC63812  Phacelia ramosissima var. latifolia H. M. Hall June 1899 Riverside Fairmount Hill Riverside Comment
  SD107746  Phalaris aquatica C. W. Tilforth, B. Busenberg 1890-7-17 2022 Riverside open flat at large telephone signal reflector panel, south end of Thomas Mtn. Rd., south of Lake Hemet & west of Hiway 74 Comment
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Feb 4 2013
  UCD88181  Phalaris aquatica L. Reese 1956-5-29 10 Riverside San Jacinto Valley. 475 Comment
  UC1265368  Phalaris caroliniana Robert F. Thorne and Earl Lathrop 1969-5-12 37951 Riverside Santa Rosa Plateau Mesa de Colorado; , Mesa de Colorado 624 Comment
  UC820502  Phalaris lemmonii P. A. Munz and I. M. Johnston 1922-5-18 5319 Riverside 3 mi sw Elsinore Comment
  RSA192233  Phalaris minor E. W. Lathrop 1966-5-11 6282 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  UCR174148  Phalaris paradoxa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32569 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR19277  Phalaris paradoxa John C. Roos 1952-5-21 5702 Riverside Perris-Aguanga Basin region, San Jacinto River bottomland 1.5 mi. SE of Perris. 427 Comment
  RSA0057661  Philadelphus microphyllus var. stramineus Percy C. Everett 1942-7-28 11294 Riverside Several hundred yards below summit of Devil's Slide Trail (Trail to Mt. San Jacinto), San Jacinto Mountains. 2439 Comment
  JEPS83130  Phleum alpinum Carl V. Meyer 1928-7-26 538 Riverside Deer Springs 2651 Comment
  RSA459293  Pholistoma membranaceum Ora M. Clark 1929-2-23 1541 Riverside South Cabazon. Comment
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Mar 13 2011
  UCD102028  Phoradendron bolleanum Steve Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park. Comment
  OBI12436  Phoradendron californicum Tracey & Viola Call, Viola Call 1962-4-6 2113 Riverside 3 mi NW of Desert Hot Springs Comment
  RSA0015683  Phoradendron californicum Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-9-29 6041 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash, approximately 3 air miles west of Corn Springs, and about 0.5 air miles south of Aztec Well. 659 Comment
  RSA132730  Phoradendron californicum Del Wiens 1953-12-5 868 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  RSA220378  Phoradendron californicum C. W. Tilforth, John Dourley 1971-6-14 344 Riverside Between Chiriaco Summit and Red Butte Wash, aong aqueeduct maintenance rd. 534 Comment
  RSA444779  Phoradendron californicum Lyman D. Benson 1966-11-25 16664 Riverside Mouth of Andreas Canyon west of Palm Springs. Granitic soil. 152 Comment
  RSA727012  Phoradendron californicum Naomi S. Fraga, Lisa Rojas 2005-2-10 1413 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  UCR50007  Phoradendron californicum Dennis E. Kucera 1987-11-14 s.n. Riverside Malki Museum garden, east of Banning off Fields Road, Morongo Indian Reservation 610 Comment
  RSA336422  Phoradendron densum Robert F. Thorne, A. Shmida 1978-4-23 52079 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  UCR48630  Phoradendron densum Dennis E. Kucera 1987-2-16 s.n. Riverside SE Mojave Desert, Coxcomb Mtns, near VABM Aqua, N end of range 1280 Comment
  CLARK-A1528-613  Phoradendron tomentosum subsp. macrophyllum C. M. Flanagan 1973-5-31 OO 634 Riverside Morongo Indian Reservation 914 Comment
  POM106001  Phoradendron villosum Marcus E. Jones 1882-6-29 11723 Riverside [Unspecified] Comment
  UC1078929  Phoradendron villosum Job Kuijt 1958-3-14 1494 Riverside 12.4 mi. s. Palm Desert 1066 Comment
  POM214537  Phragmites australis Joseph A. Ewan 1932-4-8 7044 Riverside Seven Palms near Garnet Comment
  PASA2143  Physalis crassifolia F. Brubaker, M. Stason 1928-3-3 Riverside Hidden Springs Comment
  RSA515207  Physalis crassifolia Steve D. Boyd 1986-3-13 1483 Riverside West Side Palen Mountains: NE of Desert Center; First large canyon at NW tip of western segment of range. Comment
  UCR102698  Physalis crassifolia B. G. Pitzer 1998-1-24 3381 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UCR240992  Physalis crassifolia Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 53 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  JOTR00960  Physalis crassifolia Moran, Reid 1941-5-5 857 Riverside Joshua Tree National Park. COTTONWOOD PASS Comment
  RSA725962  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman 2006-11-9 33220 Riverside San Bernardino Valley: Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden. 335 Comment
  UC184  Pinus coulteri W. H. Brewer 1861-1-22 136 Riverside 75 mi se of Los Angeles (dry slopes of Santa Ana Range near Temescal); Temescal, Santa Ana Range Comment
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Jul 6 2010
  UC64431  Pinus coulteri W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1313 Riverside Johnston Ranch San Jacinto Mt. 1354 Comment
  NY1104466  Pinus flexilis M. Denslow 2003-7-15 1448 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1600396  Pinus flexilis H. M. Hall 2577 Riverside Top of San Jacinto Peak Comment
  UC64438  Pinus monophylla W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1880 Riverside e base San Jacinto Mt. San Jacinto Mt. 1219 Comment
  POM230743  Pinus ponderosa I. W. Clokey, E. Y. Anderson 1935-8-21 6506 Riverside Idlewilde-Banning. Calif. San Jacinto Range. 1500 Comment
  JEPS48199  Pinus quadrifolia W. L. Jepson and H. M. Hall 1901-5-26 1459 Riverside between Vandeventers and Coyote Canon Comment
  RSA282903  Pinus quadrifolia C. W. Tilforth, J. Dourley 1980-7-15 2082 Riverside South leg of Thomas Mountain Road, south of Lake Hemet, west of Hiway 74. Comment
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Mar 28 2014
  UCR241017  Plagiobothrys arizonicus T. B. Salvato, Tracy Tennant 1998-4-16 MOR- 1217 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
  RSA528104  Plagiobothrys canescens Scott D. White 1991-4-10 91 -68 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, & S of Cactus Valley Road 518 Comment
  RSA699815  Plagiobothrys canescens Scott D. White, Michael Honer 2003-4-4 8944 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UCR98061  Plagiobothrys canescens A. C. Sanders 1997-3-1 19730 Riverside Box Springs Mountains, Pigeon Pass, canyon below Regulus Road, 0.6 mi. west of Pigeon Pass Road., 0.4 mi. east of Bench Mark 'Table' (2559 ft). 610 Comment
  UCR193272  Plagiobothrys collinus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35616 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.1 mi SW of Fleming Ranch, along dirt track 1555 Comment
  UCR98083  Plagiobothrys collinus A. C. Sanders, G. Helmkamp 1997-3-15 19932 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  UCR112995  Plagiobothrys collinus var. fulvescens Mitch Provance, Seychelle Provance, Juanita Provance, Claude Provance 1999-4-4 1721 Riverside Riverside, 'Whitegates Hills', c. 0.125 miles north of Overlook Pkwy. 381 Comment
  UCR256760  Plagiobothrys collinus var. fulvescens T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7888 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  RSA776143  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-10 840 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  POM13594  Plagiobothrys leptocladus P. A. Munz 1922-5-5 5159 Riverside 0.5 mile north of March Field [March Air Force Base]. Comment
  UCR162820  Plagiobothrys nothofulvus Jeri Hirshberg 1989-3-20 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, c. 0.5 mile (air) south of Mesa de Burro, just north of Mesa de la Punta 610 Comment
  UCR31278  Plagiobothrys nothofulvus A. C. Sanders, Theo Glenn 1983-4-17 3737 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UC882398  Plagiobothrys tenellus P. A. Munz 1922-4-30 5133 Riverside s Hemet; Tucalota Creek Comment
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Sep 17 2011
  UCR22131B  Plagiobothrys tenellus Steve Boyd 1980-5-3 171 B Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  UCR222298  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55209 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  UCR16545  Plantago elongata O. F. Clarke, E. W. Lathrop 1966-5-10 s.n. Riverside Peninsular Range; Santa Ana Mtns., near lake on Mesa de Colorado 628 Comment
  RSA660451  Plantago elongata subsp. pentasperma A. C. Sanders, K. C. Rose 1998-5-21 21862 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
  OBI30190  Plantago erecta T. W. Niilus 1970-3-16 N 71 Riverside 3 mi NW of Alberhill on CA hwy 71 396 Comment
  SDSU12233  Plantago erecta Tahirih Linz, M. G. Simpson 2000-4-1 2 Riverside Comment
  UCR139179  Plantago erecta Virginia Moran 2003-4-2 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  JEPS7193  Plantago ovata W. L. Jepson 1927-4-12 11645 Riverside Painted Canyon Mecca Hills 76 Comment
  RSA796335  Plantago ovata Duncan S. Bell 2009-4-18 199 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
  UC888394  Plantago ovata Carl B. Wolf 1932-4-28 Riverside 20 mi w Blythe (on the Mecca Road); Colorado Desert, Chuckwalla Valley 121 Comment
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Mar 26 2011
  UCR123829  Plantago ovata Steven R. Hill, K. Kramer 2001-4-27 33487 Riverside Sonoran (Colorado) Desert, N side of Route I-10, W side of Coachella Canal, about 0.1-0.2 mi north of interstate highway, 3 mi east of Indio 9 Comment
  UCR245925  Plantago ovata Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3942 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., south of Shaver Well in a wash 229 Comment
  UCR275539  Plantago ovata D. E. Bramlet 2010-3-1 4458 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  RSA4912  Plantago ovata var. fastigiata Carl B. Wolf 1932-4-28 3074 Riverside Chuckwalla Valley, 20 miles west of Blythe on Mecca Road 122 Comment
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Mar 26 2011
  UC1929493  Plantago patagonica Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10500 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SD236358  Platanus acerifolia A. C. Sanders, D. L. Sanders 2008-9-27 36103 Riverside San Bernadino Valley Region: Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and pint NW of Vine Street & Halfmoon Court intersection, c. 1 mile NE of River Road bridge. 164 Comment
  RSA604604  Platanus racemosa Louis C. Wheeler 1961-10-8 7930 Riverside Temescal Valley: First big wash E of avocado mesa E of Wright Ranch. Comment
  UCR220129  Platystemon californicus D. E. Bramlet 1989-4-7 1826 Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 7200 ft. east of the dam and 700 ft. north of Lake Skinner 473 Comment
  RSA761079  Pleuraphis rigida Thomas Stoughton, J. McConnaughy, Andrew Monks, M. Volke 2010-4-22 159 Riverside Chuckwalla Valley. N of I-10. Wiley Well Rd exit on 4x4 rd towards McCoy Peak. 213 Comment
  RSA775120  Pleuraphis rigida Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5026 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 W116.66015 750 Comment
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May 22 2012
  SEINET3221554 Image available Pleuraphis rigida E. R. Blakley 1962-11-25 5481 Riverside 50 miles west of Blythe on U.S. Highway 60-70 122 Comment
  RSA676256  Pleurocoronis pluriseta Scott D. White 2001-4-17 8334 Riverside Sonoran Desert: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  UCR103782  Pluchea odorata Scott D. White 1994-10-21 2504 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  CLARK-A1656-604  Pluchea sericea Jim Cornett 1977-7-10 Riverside Thousand Palms Canyon 137 Comment
  RSA0117145  Pluchea sericea Mitchell Provance 2012-9-5 912 -12 Riverside Beaumont Plateau: City of Beaumont, lower reaches of Potrero Creek, adjacent to Four Seasons Development, west side of Highland Springs Ave., 1.1 miles south of the I-10 freeway. 762 Comment
  RSA472128  Pluchea sericea M. B. Dunkle 1933-5-6 3430 Riverside Canyon N of Catherdral Canyon Comment
  SD229104  Pluchea sericea Dick Schwenkmeyer 2012-11-6 881 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  UCR75044  Pluchea sericea A. C. Sanders, E. J. Lawlor 1992-4-4 12158 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR80005  Pluchea sericea Scott D. White 1992-9-2 768 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  RSA179490  Poa bulbosa E. W. Lathrop 1965-4-18 5661 Riverside 10 miles west of Murrieta. Comment
  RSA759239  Poa secunda Elizabeth A. Kellogg, Elizabeth L. Taylor 1980-5-20 304 Riverside On north side of Highway 74. Comment
  UCD91895  Poa secunda subsp. secunda F. M. Reed 1920-3-24 4232 Riverside Colorado Desert, Murray Canon, Palm Springs. Comment
  SBBG93057  Polygala cornuta var. fishiae S. D. White 1990-6-16 Riverside E wall of Hagador Cyn, near mouth of cyn Comment
  UCR201626  Polygonum aviculare Scott D. White, Justin M. Wood 2008-6-16 12139 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  SEINET1004376  Polygonum convolvulus T. B. Salvato, Kent Beaman 2005-1 855 Riverside San Jancito Mtn foothills; San Jacinto River E of Valle Vista just downstream from Forest Service boundry and N of CA Hwy 74. 549 Comment
  LA10127  Polypogon monspeliensis A. M. Johnson; 1928-5-5 346 Riverside Travertine Rock Comment
  SBBG133354  Polypogon monspeliensis S. D. White 2004-4-26 10252 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Indian Crk Watershed 518 Comment
  SEINET4058579  Polypogon monspeliensis O. M. Clark 1936-1 7577 Riverside San Jacinto Creek, San Jacinto Mountains. Comment
  RSA0051251  Polypogon monspeliensis John C. Roos 1952-4-23 5576 Riverside West side of Box Springs Mts. above Canyon Crest Heights. 457 Comment
  RSA179509  Polypogon viridis E. W. Lathrop 1960-6-7 4897 Riverside 14 miles west of Murrieta Comment
  SEINET12240499  Poncirus trifoliata A. C. Sanders, Krueger, R. 2010-4-29 38112 Riverside Riverside, UCR Citrus Variety Collection, Agricultural Operations area, near int of Canyon Crest Dr 317 Comment
  CAS-BOT-BC102587  Populus fremontii W. R. Dudley 1903-12-25 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC6242  Populus fremontii subsp. fremontii Samuel Bonsal Parish 1913-2-28 8471 Riverside Salton Basin, Mecca flats -60 Comment
  UC1134775  Populus fremontii subsp. fremontii R. St. John 1930-2-14 95 Riverside Lewis Valley; San Jacinto Quad., Lewis Valley Comment
  RSA320351  Porophyllum gracile J. R. Shevock 1978-4-26 5883 Riverside Along Skyline Road, Santa Ana Mtns, Cleveland National Forest. 366 Comment
  RSA701158  Porophyllum gracile Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11261 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
  UC355  Potamogeton diversifolius H. M. Hall 1901-7 2490 Riverside shores of Lake Surprise; San Jacinto Mountains 2499 Comment
  CAS-BOT-BC453922  Potamogeton pectinatus Lathrop; Thorne 1967-9-26 6623 Riverside 6 mi. NW of Murrieta Comment
  JEPS44217  Potentilla gracilis var. fastigiata W. L. Jepson 2297 Riverside Tauquitz Valley San Jacinto Mt., Tauquitz Valley 2286 Comment
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Apr 3 2011
  UC12562  Potentilla gracilis var. fastigiata H. M. Hall 1897-9-11 806 Riverside Tauquitz Valley San Jacinto Mountains, Tauquitz Valley 2438 Comment
  SDSU13345  Primula clevelandii var. clevelandii Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 23 Riverside Along a poorly defined trail east of the North side field station. At the Santa Margarita Ecological Research Station (SDSU). 335 Comment
  UCR23547  Proboscidea althaeifolia John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, 17 miles west of Blythe 122 Comment
  RSA699635  Prosopis juliflora var. glandulosa Keith E. Hoffmaster 1933-4-14 s.n. Riverside Tahquitz Canyon Comment
  CAS-BOT-BC216517  Prosopis pubescens S. B. Parish 1916-5-12 10866 Riverside Mecca 60 Comment
  CAS-BOT-BC151127  Prunus fremontii J. Ewan 1929-2-22 3684 Riverside Palm Canyon of San Jacinto 304 Comment
  SEINET3077290 Image available Prunus fremontii John Adams 1966-2-3 385 Riverside San Jacinto Mountains, 3 mi elow Pinyon Flats. 1067 Comment
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Aug 3 2013
  UCR16764  Prunus ilicifolia D. C. Wald 1967-5-13 s.n. Riverside Perris-Aguanga Basin region, Bernasconi Hills near Lakeview, on slope opposite Big Rock 503 Comment
  LA208168  Prunus virginiana var. demissa C. Epling; William Robison 1935-6-30 Riverside N fork San Jacinto River Comment
  RSA29756  Psathyrotes ramosissima Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  SEINET3005043  Psathyrotes ramosissima G. Rink 2011-4-25 10479 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, desert pavement 118 Comment
  CAS-BOT-BC356597  Pseudognaphalium biolettii Carl B. Wolf 1932-2-11 2645 Riverside Santa Ana Mts., Hidden Canyon, 5 mi. West of Corona, base of Skyline Drive 405 Comment
  POM358759  Pseudognaphalium biolettii N. R. Zabriskie 1974-3-27 694 Riverside N side canyon downstream from 'Big Pool' Andreas Canyon, N slope San Jacinto mts 335 Comment
  RSA5011  Pseudognaphalium biolettii C. B. Wolf 1932-3-20 11 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  CHSC108887  Pseudognaphalium luteoalbum Orlando Mistretta; D Bell, J Beckman, J England, K Kane, J Hall, etal 2010-4-12 4535 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm); between N33.95609, W116.64365 and N33.95477 and W116.64248. 525 Comment
  UCR140312  Psilocarphus brevissimus A. C. Sanders, Guy Bruyea 2004-4-2 27421 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR281126  Psilocarphus brevissimus Mitch Provance, John Hazlett, Matt K. Beyers 2017-4-19 417- 50 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  CAS-BOT-BC353634  Psorothamnus emoryi R. F. Hoover 1966-10-15 10158 Riverside Dead Indian Creek wash, south of Palm Desert Comment
  OBI13261  Psorothamnus emoryi Lewis S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  UC555346  Psorothamnus emoryi Margaret Stason 1927-3-12 Riverside Thousand Palms , Thousand Palms (Colorado Desert) Comment
  UCD108314  Psorothamnus emoryi L. S. Rose 1935-12-10 s.n. Riverside Palm Springs, Colorado Desert. 138 Comment
  UCSB3042  Psorothamnus emoryi Graney, Don 1953-3-21 Riverside 11 miles east of Indio-Colorado Desert Comment
  RSA404253  Psorothamnus schottii Robert Gustafson 1982-5-19 2560 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  SEINET3005064  Psorothamnus schottii G. Rink 2011-5-1 10502 Riverside North side of the Chuckawalla Mountains 365 Comment
  SEINET3407645 Image available Psorothamnus schottii R. F. Turpin 1969-5-23 118 Riverside 5 mi. E of Dillon Rd. on Berdoo Canyon Rd. Little San Bernardino Mountains. 610 Comment
  UCR178024  Psorothamnus schottii John Wear 2004-4-1 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs, 2 acre parcel c. 320 ft. east of intersection of West Vista Chino and Via Norte on the north side of Vista Chino, 310 and 320 West Vista Chino Road 183 Comment
  UCSB3061  Psorothamnus schottii Keator, Glenn 1959-5-17 Riverside Border of Colorado desert along Palm to Pines highway Comment
  SBBG89257  Pterostegia drymarioides J. Adams 1966-4-28 729 Riverside dirt rd from Murrieta to De Luz, Santa Rosa Plateau 762 Comment
  UC1563132  Pterostegia drymarioides Steve Boyd, Tim Ross, and Laurel Arnseth 1989-4-1 3156 Riverside hills just to s.w. of dam Vail Lake area 487 Comment
  RSA614496  Pulicaria paludosa A. C. Sanders, S. White, C. L. Sanders 1994-10-9 15820 Riverside Whitewater Canyon, 2 miles below trout farm, above Bonnie Bell. 550 Comment
  UCR116680  Pulicaria paludosa A. C. Sanders, Chet McGaugh 2001-7-26 24472 Riverside Perris-Aguanga Basin region, Mockingbird Creek, beside Harley John Rd. just above Mockingbird Canyon Rd., Woodcrest area, Riverside 427 Comment
  VVC1348  Pulicaria paludosa A. C. Sanders, J. Mac 1996-11-23 19661 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  POM306721  Purshia tridentata var. glandulosa Henry J. Ramsey, Henry J. Ramsey 1938-4-22 1661 Riverside Santa Rosa Mountains. 1220 Comment
  RSA86651  Purshia tridentata var. glandulosa F. W. Peirson 1933-4-13 10645 Riverside Between Deep Canyon and Idylwild. 1524 Comment
  RSA79038  Quercus X acutidens E. K. Balls, P. C. Everett 1952-11-18 18256 Riverside Vandeventer Flats, s.e. end of San jacinto Mts., 1402 Comment
  RSA356897  Quercus X munzii Robert F. Thorne 1968-01 41666 Riverside Live Oak Tank, Joshua tree National Monument Comment
  RSA0003691  Quercus X munzii J. M. Tucker, D. Q. Cavagnaro 1965-10-2 3886 Riverside Joshua Tree National Monument, in wash at Live Oak Tank Comment
  SD137747  Quercus agrifolia Darin L. Banks, Steve Boyd 1995-10-26 833 Riverside Agua Tibia Wilderness Area, along the Woodchuck Trail, south of the first grassland. 712 Comment
  UC338414  Quercus agrifolia Greene Jun 1889 Riverside Temecula Canyon Comment
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Mar 27 2011
  POM319728  Quercus agrifolia var. agrifolia Patricia Wilder 1971-9-29 5286 Riverside Along San Jacinto River at north end of Fairview Street, north of Florida Street. Valle Vista; east of Hemet; south side of river 518 Comment
  UCR272998  Quercus berberidifolia Mitch Provance 2012-8-30 17437 Riverside Foothills of the San Jacinto Mountins, Lower Old Idyllwild Rd., S of Smith Creek, about 3 mi S of the City of Banning 780 Comment
  SEINET2066572 Image available Quercus chrysolepis B. Pitzer, Jack Easton 1987-3-10 391 Riverside Anza area, hills S of Thomas Mtn., ca. 3 mils E of town of Anza on N side of Hwy 371, Butterfly Peak 7.5' Quad. 1341 Comment
  UC5522  Quercus chrysolepis H. M. Hall Jul 1901 2524 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1828 Comment
  JEPS37474  Quercus cornelius-mulleri W. L. Jepson May 17 1901-Jun 1 1901 1437 Riverside Coyote Canyon Comment
  SBBG89602  Quercus cornelius-mulleri A. C. Sanders, E. J. Lawlor 1988-10-22 8720 Riverside Pinyon Flats area, near the Dolomite Mine on the trail to Horsethief Crk 1200 Comment
  UCD45612  Quercus cornelius-mulleri Ted C. MacRae 1995-5-26 43 c Riverside California, Riverside Co., Santa Rosa Mts., Pinyon Flats cpgd., 15.5 mi S Palm Desert. E. 4000'. 1219 Comment
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Sep 7 2013
  CAS-BOT-BC86544  Quercus dumosa H. M. Hall 1899-5-1 s.n. Riverside Coyote Canyon, El Toro Mt. Comment
  SD129201  Quercus engelmannii B. Pitzer 1988-6-8 1046 Riverside Rancho California area, avocado grove south of Avenida del Oro, just past Calle Capistrano Comment
  UCR109965  Quercus ilex A. C. Sanders 1997-5-12 20711 Riverside Riverside, east side of UCR campus along wash below Botanical Garden, near parking lot 13 335 Comment
  SFV13129  Quercus kelloggii M. J. Thor 1982-9-18 153 A Riverside San Jacinto Mountains Idyllwild Park. Very rocky slopes 1 hour west of camp. 1677 Comment
  LA205367  Quercus wislizeni W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  SD152922  Rafinesquia californica Steve Boyd 1992-4-15 6884 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness Area. Bluewater Canyon along Bluewater Trail downstram to the confluence with San Mateo Creek. 334 Comment
  UCR22074  Rafinesquia californica Steve Boyd 1980-4-27 135 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  SD232318  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Pond, creek, and adjacent uplands. 1426 Comment
  RSA690937  Rhamnus crocea Scott D. White, Michael Honer 2003-5-27 9411 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  UCR91600  Rhamnus crocea D. L. Banks, Steve Boyd 1995-3-15 0058 Riverside NW Palomar Mtns, Agua Tibia Wilderness Area, N face of Agua Tibia Mtns., Dorland Mtn. area 738 Comment
  RSA643450  Rhamnus ilicifolia A. C. Sanders 1995-11-26 17909 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. 1189 Comment
  SEINET10634145  Rhamnus ilicifolia Greg Gust, Leith Nye 2005-3-12 Gust 554 Riverside Cleveland National Forest. Hwy 74 west of lower San Juan Picnic Area at pullout W side of Santa Ana Mountain Range. 495 Comment
  PASA1596  Rhododendron occidentale Sally Ellis 1939-6-24 Riverside Halona Comment
  RSA0026887  Rhododendron occidentale var. californicum Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  JOTR32000  Rhus aromatica La Doux, Tasha, T. Herskovits, M. Wheeler, D. Shade 2011-4-19 2230 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Queen Valley; Pine City area along Old Queen Valley Historic Road (Stop 1) Comment
  UCR97653  Rhus aromatica A. C. Sanders, George K. Helmkamp 1997-3-15 19957 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  UCR136413  Rhus laurina A. C. Sanders 2004-6-20 28235 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., wash near I-15 & Temescal Cyn. Rd., west of main clay pit 305 Comment
  RSA772840  Rhus ovata Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4723 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65129 604 Comment
  SDSU13626  Rhus ovata W. Miller, C. Mosse 1972-7-12 Riverside Comment
  UC1002628  Rhus ovata Alice Yates and Jas. E. Wilcox 1954-1-29 Riverside Whitewater Canyon 457 Comment
  UCR122457  Ribes indecorum Scott D. White 1993-3-15 1195 Riverside Peninsular Range, Elsinore, Hwy 74, just west of NW corner of Lake Elsinore. Dickey Canyon. Comment
  UCSB2632  Ribes malvaceum var. viridifolium Keator, Glenn Riverside on Mt San Jacinto; on highway from Palm Desert to Riverside 914 Comment
  RSA0022092  Ribes montigenum P. A. Munz 1922-7-7 6046 Riverside Summit of San Jacinto Peak. 3287 Comment
  UC11635  Ribes nevadense H. M. Hall July, 1901 2423 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1524 Comment
  CAS-BOT-BC147542  Rosa californica Jenkins; Street 1917-5-30 1951 Riverside San Jacinto [Canon] Canyon Comment
  UC914715  Rosa californica I. W. Clokey and E. G. Anderson 1935-8-21 6743 Riverside North Fork San Jacinto River 1500 Comment
  UCR188225  Rosa californica Naomi Fraga, V. Arvizu, Elizabeth Kempton, T. Thibault 2006-6-7 1698 Riverside San Jacinto Mountains, east of Fobes Ranch Road, about 1.5 mi south of Fobes Ranch 1616 Comment
  UCR84876  Rumex hymenosepalus A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16203 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  RSA356720  Rumex salicifolius Robert F. Thorne, Earl Lathrop 1975-5-25 45528 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCR40202  Rumex salicifolius Steve Boyd 1985-7-23 1015 Riverside Peninsular Range, De Luz Road, 8 mi west of Rancho California. Side canyon of Sandia Creek 305 Comment
  UC8370  Sagina saginoides H. M. Hall June, 1901 2203 Riverside water courses in vicinity of Strawberry Valley; San Jacinto Mts. 1615 Comment
  UC909938  Salazaria mexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  UCR101585  Salazaria mexicana 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
  CAS-BOT-BC129744  Salix bonplandiana C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi. e. of Glen Ivy Hot Springs Comment
  POM281401  Salix exigua H. P. Bracelin 1932-4-12 601 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  SD229272  Salix exigua Dick Schwenkmeyer 2012-5-22 719 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  UC809721  Salix exigua Philip A. Munz 1949-4-13 13046 Riverside wash above Cottonwood Springs; Colorado Desert, w end Eagle Mts. 1097 Comment
  UCR43475  Salix exigua R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54100 Riverside San Bernardino Mtns., Branch ravine running W from Whitewater Canyon, west of road and c. 3.2 miles north of hwy 10 and Whitewater P.O. 610 Comment
  JOTR31070  Salix exigua var. hindsiana La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2052 Riverside Joshua Tree National Park. Little San Bernardino Mountains; STOP 6: upper portion of Smithwater Canyon, leading to Lower Covington Flats, wide sandy wash Comment
  UC494349  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside 4.8 km. n Arlington (on rd. to Pedley, 4 mi w of Riverside, e side of bridge over Santa Ana R., down embankment either side of hwy.) 240 Comment
  LA208667  Salix gooddingii Carl W. Sharsmith; 1932-3-20 14 Riverside Santa Rosa Mountain, Diablo Canyon, foot of E slope of mountains; 3 m above canyon mouth, near Clary's Coral Reef Ranch Comment
  SDSU13389  Salix gooddingii Joseph Verfaillie, Shasta Gaughen 2000-4-29 51 Riverside Santa Margarita Eclogical Reserve North side. The south side of the river just west of the the old pipeline crossing. 235 Comment
  RSA0038297  Salix gooddingii Norman C. Cooper 1943-9-26 931 Riverside Cabazon 548 Comment
  SD44532  Salix laevigata W. A. Setchell, Victor Duran 1935-4-17 8 b Riverside Fourteen miles from Hemet on road to Aguanga Comment
  UC914199  Salix laevigata Charles B. Fiker 1946-4 3358 Riverside road dip s. of Temecula bridge (Hwy. 395) Comment
  RSA0010973  Salix laevigata M. Lee Overholtzer 1961-3-29 135 Riverside Side of the road at El Carise Guard Station Ortaga Hwy. Santa Ana Mtns. 1677 Comment
  UCR134612  Salsola paulsenii Marisa Sripracha, Kyle Boyd 2004-2-14 019 Riverside Sonoran (Colorado) Desert, Myoma, near 38th Street and Washington Ave, on the Coachella Valley Preserve 120 Comment
  RSA714635  Saltugilia australis A. C. Sanders, D. Malueg 2003-5-8 26573 Riverside Perris-Aguanga Basin region: Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek. 396 Comment
  CLARK-A1528-3104  Salvia apiana John C. Roos 1948-5-8 3823 Riverside Whitewater Comment
  UCR140707  Salvia apiana A. C. Sanders 2004-5-12 27864 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  RSA0048542  Salvia apiana var. compacta L. Haines 1950-4-30 s.n. Riverside Palms to Pines Hgw., E. slope of Santa Rosa Mts. Comment
  RSA411371  Salvia carduacea Ora M. Clark 1929-3-16 1689 Riverside South of Cabazon. Comment
  RSA651673  Salvia columbariae Toppenberg 1961-5-12 7 Riverside Beaumont side of Idyllwild. Comment
  RSA793534  Salvia columbariae Naomi S. Fraga, David Fracker, Tommy Stoughton 2012-3-15 3943 Riverside Off of Box Canyon Rd. S. of Shaver well in a wash. 229 Comment
  UCLA70178  Salvia columbariae H. S. Brown 1946-3-30 4 Riverside Wonderland of Rocks; Mohave Desert Comment
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Feb 17 2013
  UCR103189  Salvia columbariae Scott D. White, Julie Greene 1997-3-12 4784 Riverside Perris Basin, Sun City, near Interstate Hwy 215, south of Perris and north of Menifee, low hills east of Bavaria Drive 488 Comment
  UCR152639  Salvia columbariae A. C. Sanders 2005-4-22 29607 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR174625  Salvia columbariae Holly Summers, Jennifer H. Jones and Thi (Teresa) Bui 2006-5-31 107 Riverside Peninsular Ranges, San Jacinto Mtns., Just south of Mt. Edna Rd. on Calif. Hwy 243 1143 Comment
  UCR279595  Salvia columbariae A. C. Sanders, Jim Malusa 2017-3-28 43162 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
  SEINET13947346 Image available Salvia columbariae Cameron Duncan 1966-1 s.n. Riverside 1/2 mi N of the Corner of Robers and Woods roads in Woodcrest (near Riverside); about 1800 ft alt. 549 Comment
  LA86110  Salvia eremostachya W. A. Jr. Emboden; 1962-5-20 2062 Riverside Pinion Flats, Palms to Pines Highway Comment
  UCLA69693  Salvia eremostachya Elizabeth McClintock 1941-5-30 Riverside near Tule Creek; Coyote Canyon Comment
  CAS-BOT-BC224852  Salvia pachyphylla H. M. Hall 1901-6-1 2160 Riverside San Jacinto Mountains. Eastern base, along the borders of the Colorado Desert 1402 Comment
  RSA448917  Salvia vaseyi S. B. Parish 1894-6-15 3233 Riverside Morongo Wash. San Bernardino Mountains, and their eastern base. 915 Comment
  CSUSB701  Sambucus mexicana James R. Allen 1962-4-21 24-m 1047 Riverside 0.2 miles east of Mount Vernon on Pigeon Pass Road 335 Comment
  RSA180500  Sanicula arguta E. W. Lathrop 1964-5-10 5363 Riverside 10 miles west of Murrieta. 610 Comment
  RSA552724  Sanicula arguta Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6766 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  UC337556  Sanicula bipinnatifida unknown 1882-5-16 67 Riverside San Gorgonio Pass Comment
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Mar 9 2011
  UCR23393  Sanicula tuberosa John C. Roos 1950-4-22 4755 Riverside Summit of Reche Canyon. 765 Comment
  JEPS59100  Sarcodes sanguinea Carl V. Meyer Jun 1927 157 Riverside Saunder's Meadow, San Jacinto Mts. Comment
  UCR163082  Sarcostemma hirtellum B. G. Pitzer 2000-5-7 4139 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  UCR224179  Sarcostemma hirtellum Justin M. Wood, Dustin M. Ray 2010-10-21 3022 Riverside Colorado (Sonoran) Desert, Chuckwalla Valley northeast of Victory Springs and 0.9 km east of Kaiser Road on unmarked 4WD road 198 Comment
  RSA674759  Schedonorus arundinaceus Scott D. White, Teresa Salvato 2001-6-8 8571 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UCR90922  Schinus polygamus A. C. Sanders 1996-4-17 18041 Riverside Riverside, UCR campus 335 Comment
  RSA716544  Schinus polygamus Andrea Edwards, Lindsay Messett 2006-3-22 119 Riverside Beaumont USGS quad; just south of Highway 60, west of its intersection with Interstate 10, along railroad tracks; next to Dowling Ranch. 777 Comment
  UCR196367  Schismus arabicus Naomi Fraga, Lisa Rojas 2005-2-10 1365 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  CAS-BOT-BC243460  Schismus barbatus H. S. Yates 1937-3-23 6415 Riverside Near White Water 304 Comment
  HSC101530  Schismus barbatus J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-14 12752 Riverside Weedlot in Indio, CA 10 Comment
  RSA0106763  Schismus barbatus Duncan S. Bell, Amanda Turek 2009-3-29 138 Riverside Northeast section of the Arica Mountains; northwest section of Rice Valley; approx. 2.25 air miles south of the ghost town of Rice. 230 Comment
  UCR182513  Schoenoplectus Mitch Provance 2005-5-17 6597 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
  SD187304  Schoenoplectus americanus Scott D. White, Angelia Carey 2004-5-7 10352 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  POM153368  Schoenoplectus maritimus Phillip A. Munz, I. M. Johnston 1928-9-12 11243 Riverside North end of Lake Elsinore. Comment
  CAS-BOT-BC140674  Scirpus acutus A. C. Sanders 2004-5-12 27865 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  POM1421  Scirpus acutus var. occidentalis D. L. Crawford, I. M. Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona Comment
  SEINET238805  Scirpus acutus var. occidentalis Mitch Provance 2000-6-24 2073 Riverside Riverside: Santa Ana River Wash between the Market Street bridge and the 60 Freeway. 244 Comment
  SEINET10927752  Scirpus californicus Billy Joe Cox 1975-4-23 Cox 4124 Riverside Riverside-Imperial Co. 1-3 km W, (ca 32 mi. S of Blythe). 70 Comment
  CLARK-A1528-5564  Scirpus olneyi John C. Roos, Lucille Roos 1952-6-10 5762 Riverside Riverside 259 Comment
  GMDRC6550  Scrophularia californica J. M. Andre 2012-6-15 30502 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  RSA425200  Scrophularia californica subsp. floribunda N. C. Cooper 1944-5-20 1257 Riverside Palms to Pines Hwy. San Jacinto Mts. 1433 Comment
  RSA507950  Scrophularia californica subsp. floribunda Steve D. Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2267 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  UC1713593  Scutellaria bolanderi subsp. austromontana C. Epling 1938-8-14 Riverside junction of Palms (to Pines Hwy and Idylwild Road) Comment
  CAS-BOT-BC341107  Scutellaria mexicana H. M. Hall 1905-4-1 5861 Riverside Colorado Desert. Near Canon [Canyon] Springs Comment
  UCSB44683  Scutellaria mexicana Hibbard, Doug 1977-5-15 Riverside up wash from west side of Hwy 74; 8.45 miles from its intersection with Hwv 111 70 Comment
  CAS-BOT-BC227205  Secale cereale A. C. Sanders; T. B. Salvato 2011-3-28 38822 Riverside Peninsular Range; Perris-Aguanga Basin Region: Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 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
  CHSC21423  Selaginella bigelovii Robert A. Schlising; Et al 1963-12-14 2651 Riverside White Water Canyon, few miles north of White Water on Highway 60. Comment
  CHSC89575  Selaginella bigelovii L. P. Janeway 2004-5-8 8070 Riverside Peninsular Ranges. Santa Ana Mountains, Los Alamos Canyon near mouth of Wildhorse Canyon, where Wildomar Road crosses the creek. 421 Comment
  RSA495798  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1989-3-11 2907 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam 396 Comment
  RSA612910  Selaginella bigelovii Louis Cutter Wheeler 1931-10-2 177 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 914 Comment
  RSA770696  Selaginella bigelovii Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4798 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA641073  Selaginella eremophila Louis Cutter Wheeler 1964-10-17 8639 Riverside North side of Orocopic Mountains: South of Hayfield Reservoir. Comment
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Sep 3 2013
  RSA85940  Selaginella eremophila Frank W. Peirson 1920-2-15 1531 Riverside Tahquitz Canyon near Palm Springs Comment
  UC831722  Senecio I. W. Clokey and E. G. Anderson 1935-8-21 6777 Riverside Keen Camp P.O. 1350 Comment
  CAS-BOT-BC363488  Senecio californicus Raymond Lindholm 1961-3-1 s.n. Riverside Near San Bernardino. Reche Canyon Comment
  UCR261142  Senecio flaccidus var. douglasii A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41737 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 396 Comment
  SBBG62720  Senecio mohavensis M. N. Ackley 1928-3-31 302 Riverside Hidden Spring 304 Comment
  UCR75060  Senecio mohavensis A. C. Sanders, E. J. Lawlor 1992-4-4 12125 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC364529  Senecio vulgaris Edmund C. Jaeger 1921-6-12 s.n. Riverside Fairmont Park, Riverside Comment
  UC2031350  Senna covesii Duncan S. Bell with John Anderson, Kim Clark, and Ed Howland 2013-9-29 6036 Riverside Chuckawalla Mountains: on the S side of Corn Springs Wash, approx. 3 air miles W of Corn Springs, and about 0.5 air miles S of Aztec Well. Comment
  RSA518291  Sesbania exaltata George K. Helmkamp 1989-9-16 s.n. Riverside W side of State Hwy. 78, 0.7 mi. N of Palo Verde. Palo Verde. 75 Comment
  UCR145577  Sesuvium verrucosum 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
  CAS-BOT-BC240203  Setaria viridis A. C. Sanders 2004-8-10 28761 Riverside Perris-Aguanga Region: 3 miles ENE of Perris, new nursery growing grounds W of Menifee Rd. (=Pozos Av.) & S of Nuevo Rd., between San Jacinto River and Nuevo 433 Comment
  UCR139985  Setaria viridis A. C. Sanders 2004-8-10 28761 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
  UCR225166  Sherardia arvensis Steve Boyd 2005-7-4 11633 Riverside Coastal Plains & Basins; San Bernardino Basin region, City of Riverside, Wood Steets neighborhood, southeast of confluence of Arroyo Tequesquite and Santa Ana River, northeast corner of Brockton Ave. and Beechwood Place. 244 Comment
  CLARK-A1528-618  Sida leprosa var. hederacea Ruth Cooper 1941-6-8 70 K Riverside Perris Comment
  SD148118  Sidalcea malviflora A. C. Sanders, Steven R. Hill 2001-5-4 24143 Riverside Santa Ana Mtns. Region: W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Crk. Dr.), E side of Rancho C. Rd (Temecula 7.5') 487 Comment
  SEINET273044  Sidalcea malviflora A. C. Sanders 1997-4-3 20152 Riverside Lake Skinner area; near N foot of Black Mtn slopes S of Crown Valley. UTM 10km cell: MH-9E 2N. Domenigoni Valley 655 Comment
  UCR102845  Sidalcea malviflora A. C. Sanders 1997-4-3 20152 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  UCR3972  Sidalcea malviflora Art Whistler 1968-4-7 s.n. Riverside Peninsular Range, E side of Hwy 395 at 'Bibleland' entrance, just north of San Diego County line 244 Comment
  CSUSB596  Sidalcea malviflora subsp. sparsifolia Frank C. Vasek 1960-4-12 Riverside Pala-To-Temecula Road (County Road S16), 0.5 mile north of San Diego County line. Comment
  RSA741171  Sidalcea malviflora subsp. sparsifolia Scott D. White, Justin M. Wood 2008-5-15 12007 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  CAS-BOT-BC384455  Silene antirrhina John Thomas Howell 1931-5-30 6588 Riverside Santiago Peak Trail, Santa Ana Mts. Comment
  UCR92100  Silene antirrhina D. L. Banks, Steve Boyd 1995-5-9 415 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 738 Comment
  RSA544418  Silene gallica Steve Boyd, Timothy S. Ross 1991-6-14 6386 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
  CLARK-A1528-5010  Silene laciniata John C. Roos 1937-6-7 2399 Riverside Comment
  RSA477826  Silene laciniata subsp. major Gale Sphon 1955-06 s.n. Riverside Horsethief Canyon, Elsinore Mountains. Comment
  RSA764125  Silene laciniata subsp. major L. M. Prince, Duncan S. Bell 2009-6-17 576 Riverside Cleveland National Forest Comment
  JEPS51046  Silene parishii W. L. Jepson and H. M. Hall 1901-5-25 Riverside near summit Santa Rosa Peak; near summit Santa Rosa Peak Comment
  SBBG71661  Silene parishii R. Hoffmann 1929-9-5 Riverside San Jacinto Mtns 2438 Comment
  UC64149  Silene parishii H. M. Hall July, 1901 2549 Riverside Fuller's Mills Mountains San Jacinto Mountains, Fuller's Mills Mountains 2194 Comment
  POM12409  Silene parishii var. viscida P. A. Munz 1922-8-7 6412 Riverside Summit of San Jacinto Peak 3262 Comment
  RSA701743  Silene verecunda Steve Boyd, Valerie Soza 2004-6-22 11540 Riverside Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  UC1178605  Silene verecunda subsp. platyota Peter Kamb 1948-7-3 1150 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  CLARK-A1528-293  Silybum marianum Penny Stead 1970-4-28 Riverside Riverside 243 Comment
  JEPS40195  Simmondsia chinensis W. L. Jepson 1359 Riverside Palm Canyon of San Jacinto to Van de Venter's Ranch; Palm Canyon of San Jacinto Comment
  RSA0041734  Simmondsia chinensis Sarah J. De Groot, April Garbat 2013-4-9 6998 Riverside Chuckwalla Mountains: Along Graham Pass Road, 5.6 miles south of junction with Chuckwalla Spring road, ~10.5 miles south of powerline, 11.4 miles south of Chuckwalla Valley Road. Up wash along road and up side drainage to west. 436 Comment
  SD80147  Simmondsia chinensis Nancy Ryan Zabriskie, Walter Zabriskie 1971-3-7 354 Riverside Andreas Canyon, east slope San Jacinto Mountains 359 Comment
  SEINET3523569 Image available Simmondsia chinensis Jim Andre 2011-2-2 16238 Riverside Coachella Valley: mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Canyon Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10 (Moronga Valley 7.5' Q). 487 Comment
  UC774611  Simmondsia chinensis P. C. Everett 1939-7-7 9524 Riverside on road to Hemet mi n Temecula-Aguanga Rd. 762 Comment
  UCR245237  Simmondsia chinensis Jim Andre 2012-3-19 21326 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  POM96164  Sisymbrium altissimum Marcus E. Jones 1926-6-20 s.n. Riverside 20 mil