Search Results — 2000 specimen records retrieved (1888 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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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM279283  Abronia villosa Lyman Benson 1933-3-31 4155 Riverside US 66 [actually US 60], 10 mi E of Banning. 457 Comment
  UCR167430  Abronia villosa 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
  RSA461194  Abronia villosa var. aurita Gale Sphon 1955-5-15 s.n. Riverside 5 miles north of Cathedral City. Comment
  SEINET946027  Abronia villosa var. aurita Ira W. Clokey, E. G. Anderson 1935-1 6609 Riverside Hemet. 500 Comment
  UCR3430  Abronia villosa var. aurita Heidi A. Haid 1964-5-10 64510- 01 Riverside San Jacinto Valley, east of San Jacinto, Los Banos and Main Streets 549 Comment
  SD248459  Abronia villosa var. villosa A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41421 Riverside San Gorgonio Pass: San Gorgonio River wash, c. 3.7 miles E of Cabazon, c. 1.25 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms (White Water 7.5'Q) 427 Comment
  UCR251579  Abronia villosa var. villosa Jim Andre 2013-3-27 24840 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  RSA683199  Acacia baileyana Scott D. White 2003-12-1 9894 Riverside Santa Ana River Valley; City of Riverside; (La Sierra area). 244 Comment
  POM308641  Acamptopappus sphaerocephalus var. sphaerocephalus Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3208 Riverside Near Blythe. Comment
  CAS-BOT-BC20352  Achillea millefolium Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UC729975  Achnatherum coronatum Carl B. Wolf 1932-5-25 3694 Riverside 1/4 mi se of summit Moreno Grade (sw of Beaumont); Bad Lands 670 Comment
  UC817841  Achnatherum hymenoides Ivan Johnston Apr 4 1917-Apr 6 1917 1098 Riverside Whitewater Colorado Desert (in sands about station) Comment
Read comments Feb 3 2013
  SBBG57048  Achnatherum occidentale subsp. occidentale R. Hoffmann 1929-9-10 Riverside Tahquitz Pk 2590 Comment
  SEINET260232 Image available Achnatherum parishii subsp. parishii M. Curto, LS Allen 1990-6-18 663 Riverside Santa Rosa Mt NW slope Santa Rosa Mt Rd (SBNF 7S02) ca 5 km W of Santa Rosa Springs Campground 1830 Comment
  OBI26118  Achyronychia cooperi David J. Keil 1976-12-12 11919 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  SBBG87343  Acmispon argophyllus var. argophyllus B. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mtns, near southernmost radio towers 792 Comment
  CAS-BOT-BC204877  Acmispon argyraeus var. argyraeus Philip A. Munz 1937-5-30 15136 Riverside Santa Rosa Peak 2407 Comment
  JOTR34168  Acmispon glaber var. brevialatus Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 125 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Pinyon Well; Riparian area near small series of active springs and seeps (Stop 2) 1182 Comment
  SD70397  Acmispon rigidus W. L. Jepson 1914-5-17 Riverside Summit Cottonwood Mountains 914 Comment
  UCD104284  Acmispon rigidus Nancy Ryan Zabriskie 1973-2-23 565 Riverside Boyd's Rd. Lookout, Deep Canyon, N Slope Santa Rosa Mts. 853 Comment
  SD2574  Acmispon strigosus Fidella G. Woodcock 1928-4-27 Riverside San Jacinto Mountains, Idyllwild Comment
  RSA718578  Adenophyllum porophylloides Michael Honer, L. Hulse 2004-4-3 1897 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  POM182209  Adenostoma fasciculatum var. fasciculatum Philip A. Munz 1932-4-24 12394 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  CAS-BOT-BC139866  Adenostoma sparsifolium H. E. McMinn 1925-7-2 1521 Riverside [Idylwild] Idyllwild grade - San Jacinto Mts. Comment
  RSA297387  Adenostoma sparsifolium Larry E. DeBuhr 1972-3-24 532 Riverside Santa Rosa Mountain, on forest road 7S02; abundant at lower elevations. 1646 Comment
  UCD112515  Adenostoma sparsifolium Donald Myrick 1964-4-29 810 Riverside Palms Highway 74, 15 miles E of Hemet. 1219 Comment
  CLARK-A1528-33  Adiantum capillus-veneris E. M. Gifford 1938-1-9 8 Riverside Corona Comment
  RSA125248  Agave deserti subsp. deserti E. K. Balls, Percy C. Everett 1957-8-20 22671 Riverside 6.6 mi. sw. along State Hwy. 74 from Palm Village (jct. State Hwy. 111). 502 Comment
  UCR201681  Agoseris heterophylla Scott D. White, Justin M. Wood 2008-5-15 11959 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 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
  UCR2132  Agrostis viridis F. M. Reed 1907-6-2 1391 Riverside South Coast; San Bernardino Valley, old pasture along Crestmore Road, West Riverside 268 Comment
  UCR72781  Alchemilla arvensis Joe Di Bernardo 1992-4-16 92- 2 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert, condominium complex at Mountain Shadows Golf Course Comment
  RSA450097  Alchemilla occidentalis J. C. Roos 1950-4-22 4751 Riverside On the hills N.E. of the summit of Reche Canyon. 823 Comment
  UC1280904  Allenrolfea occidentalis H. E. McMinn 1937-3-6 5016 Riverside River Rd. ca. 20 mi. n. of Blythe Comment
  UCR89697  Allionia incarnata J. M. Stewart 1990-10-28 665 Riverside Sonoran/Colorado Desert, canyon on south side of Orocopia Mtns. Comment
  UC119988  Allium burlewii A. W. Anthony 1895-7-7 Riverside San Jacinto Mts. 2743 Comment
  SEINET182580  Allium fimbriatum I. W. Clokey, CB Clokey; B. Templeton 1930-4-15 4621 Riverside Gavilan Peak 600 Comment
Read comments Mar 2 2014
  CAS-BOT-BC469257  Allium fimbriatum var. fimbriatum H. M. Hall 1899-1-1 1156 Riverside San Jacinto SW 5 Comment
  RSA0013615  Allium haematochiton LeRoy Gross, Duncan S. Bell 2013-4-30 6022 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek., Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  UCD138536  Allium haematochiton C. L. Hitchcock 1966-3-15 24154 Riverside 1 mile east of Glen Ivy Hot Springs. Comment
  UCR49270  Allium haematochiton Steve Boyd 1986-4-22 1769 Riverside Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15 Comment
  UC3087  Allium marvinii H. M. Hall June, 1901 2096 Riverside along water courses in the vicinity of Strawberry Valley 1371 Comment
  JOTR34173  Allium parishii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 129 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  RSA765054  Allium peninsulare var. peninsulare Doris Bowers 1972-4-15 1846 Riverside Pulgas Creek Wash mouth, Rancho California 396 Comment
  RSA663323  Allium praecox Mitch Provance 1998-3-7 149 Riverside Jurupa Mountains: Rattlesnake Mt.'', ca. 0.5 km E of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 335 Comment
  UCR1596  Allium praecox David L. Davis 1962-4-15 25 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, Sycamore Canyon, c. 1.5 mi south of Pennsylvania [=Martin Luther King] Ave., 0.5 mi east of Canyon Crest Drive 366 Comment
  SBBG128719  Allium triquetrum O. F. Clarke 2010-2-20 Riverside O.F.Clarke residence, 266 Frost Court, Riverside, E edge of UCR campus 351 Comment
  RSA740957  Allophyllum gilioides subsp. violaceum Scott D. White, Justin M. Wood 2008-6-18 12223 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  RSA644198  Allophyllum glutinosum Scott D. White, Mike Wilcox 1995-7-13 3478 Riverside NE Santa Ana Mtn foothills. Alluvial fan below [unnamed] canyon. +/- 1/4 mi SW of Grand Ave. (City of Lake Elsinore), directly downslope from hairpin turn on SH 74. 488 Comment
  UCR174336  Allophyllum glutinosum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32497 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UC815288  Alopecurus saccatus P. A. Munz and I. M. Johnston 1922-5-19 5376 Riverside Menifee Valley Comment
  UCR17688  Alternanthera caracasana O. F. Clarke 1965-10-12 s.n. Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street 306 Comment
  RSA192207  Amaranthus albus H. A. Zuill 1966-7-7 278 Riverside Beside Tenaja Road near the junction to Santa Rosa Ranch and Tenaja Guard Station, 9-10 miles SW of Murrieta Comment
  UCR113562  Amaranthus cruentus Mitch Provance, A. C. Sanders 2000-7-4 2088 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR23421  Amaranthus hybridus John C. Roos 1965-10-13 s.n. Riverside Corona Comment
  UCD128862  Ambrosia acanthicarpa L. S. Rose 1935-12-21 s.n. Riverside Cabazon, Colorado Desert. 609 Comment
  POM4817  Ambrosia dumosa I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  SBBG61677  Ambrosia dumosa R. Hoffmann 1928-10-21 Riverside below Fig Tree John's [Figtree John Spring] -60 Comment
  UC218034  Ambrosia dumosa P. A. Munz, D. Keck 1922-4-13 4934 Riverside slope of Aushurtz Canyon; Colorado Desert, Eagle Mts. 274 Comment
  UCR227449  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-27 175 Riverside Mojave Desert, Orocopia Mountains Wilderness, SR 2013/Red Canyon Road at wilderness boundary sign 689 Comment
  SEINET10849246  Ambrosia dumosa David B. Dunn 1948-2-21 Dunn 3687 Riverside Found near bench on the east side of the palms. Pushawalla Canyon, Indio Hills of the Colorado desert; west of Indio. Comment
  RSA775105  Ambrosia ilicifolia Duncan S. Bell, Michael Hee 2011-3-18 2048 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UCR41461  Ambrosia ilicifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6131 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  UCR115929  Ambrosia psilostachya Mitch Provance 2000-1-8 1805 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411. 305 Comment
  CAS-BOT-BC273035  Ambrosia salsola F. A. M. 1936-3-20 14477 Riverside Morongo Valley Comment
  OBI16020  Ambrosia salsola Lewis S. Rose 1962-3-2 62013 Riverside La Quinta 3 Comment
  UCD128936  Ambrosia salsola G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2744 Riverside Chuckwalla Mountains. Graham Pass Road, 10.6 miles SSW of Chuckwalla Valley Road. 487 Comment
  SEINET6734892 Image available Ambrosia salsola I. W. Clokey 1936-4-17 6985 Riverside Cottonwood Springs Comment
  UC51611  Ambrosia salsola var. salsola Jos. Burtt Davy 1902-3-25 7938 Riverside Indio Comment
  JEPS45999  Ammannia robusta W. L. Jepson 1912-11-1 5270 Riverside near Blythe (Palo Verde Valley); Palo Verde Valley 45 Comment
  RSA5008  Amsinckia intermedia C. B. Wolf 1932-3-20 8 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  SD73597  Amsinckia intermedia Helen V. Witham 1970-5-1 849 Riverside Bautista Canyon, southeast of Hemet 800 Comment
  SEINET7073392  Amsinckia intermedia A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UC1537695  Amsinckia intermedia Gordon H. True Jr. 1936-2-22 10 Riverside Mockingbird Canyon 457 Comment
  UCR41229  Amsinckia intermedia N. M. Fellows, A. C. Sanders 1985-4-9 149 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
  UCR4153  Amsinckia intermedia R. H. Sauer 1965-2-28 s.n. Riverside Box Springs Mtns 366 Comment
  SD187373  Amsinckia menziesii Scott D. White, Angelia Carey 2004-4-16 10173 Riverside Indian Creek and adjacent slopes. 548 Comment
  RSA0089918  Amsinckia menziesii R. F. Thorne, Drs Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55446 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCR30073  Amsinckia tessellata George K. Helmkamp 1983-4-5 483 17 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  UCSB54163  Amsonia tomentosa McKinley, Gale 1985-3-26 Riverside 100 yards east of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  UCR16648  Anagallis arvensis S. Riddell 1973-5-17 730517- 10 Riverside Santa Ana Mtns, 0.1 mi west of El Cariso Fire Station on Hwy 74 793 Comment
  UCR275486  Anagallis arvensis T. B. Salvato, Melissa Clemons 2005-6-9 1509 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  RSA543905  Anagallis arvensis Steve Boyd, Orlando Mistretta 1991-5-22 6286 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA500988B  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3107 B Riverside Vail Lake area, dried bed of man-made pond and adjacent slopes at N base of rounded knob 1.25 miles WSW of dam. 610 Comment
  RSA0110186  Androstephium breviflorum Duncan S. Bell 2010-4-2 707 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  POM48874  Angelica tomentosa P. A. Munz, I. M. Johnston 1924-7-26 8708 Riverside common on north slopes, 8 mi. S of Banning. 1372 Comment
  JOTR33958  Anisocoma acaulis La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2844 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; sandy wash and gravelly benches with bouldery granitic outcrops Comment
  POM306144  Antirrhinum coulterianum Henry J. Ramsey 1937-5-30 1335 Riverside Santa Rosa Mountains. Comment
  RSA343092  Antirrhinum coulterianum Robert F. Thorne, E. W. Lathrop, S. Meury 1985-5-18 60622 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  SD167043  Antirrhinum coulterianum S. J. Myers, John Green 2003-4-4 Riverside San Jacinto Mountains: Powerline trail west of Juan Diego Flats toward Reed Valley, northwest of Cahuilla Mountain. 1220 Comment
  UC1012085  Antirrhinum coulterianum F. W. Pennell and A. L. Grant 1940-4-28 25276 Riverside 7-8 mi e Hemet (Route 74) 548 Comment
  UC1523681  Antirrhinum coulterianum Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60622 Riverside Santa Rosa Plateau: Along Clinton Keith Road, near base of plateau 426 Comment
  UC455557  Antirrhinum coulterianum I. J. Condit 1910-6-24 Riverside road to Strawberry Valley; San Jacinto Mts. 914 Comment
  RSA496730  Antirrhinum nuttallianum subsp. nuttallianum B. Pitzer, A. C. Sanders 1987-4-21 496 Riverside Box Springs Mtns, near southernmost radio towers 793 Comment
  UCR267164  Apiastrum angustifolium Mitch Provance, Matt Amalong 2015-3-24 315- 13 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, SW base of unnamed hill 0.6 miles W of Skunk Hollow, N side of Murrieta Hot Springs Rd at Chandler Dr., S of the lower watertank 406 Comment
  UCR35001  Apocynum cannabinum L. B. Ziegler 1968-6-25 320 Riverside San Jacinto Mtns, Hemet Valley 1418 Comment
  RSA0126335  Arabis glaucovalvula C. L. Hitchcock 1932-4-8 12218 Riverside 1 mile west of Cottonwood Springs. Comment
  RSA629174  Arctostaphylos Jon E. Keeley 1992-7-17 16793 Riverside Road to Thomas Mountain (5S15), 5.2 km north of Toolbox Spring. 1840 Comment
  RSA629474  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19513 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCR273478  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42623 Riverside Peninsular Range; San Jacinto Mtns., Hwy 74 at McGaugh Rd., west slope of the mountains below Mountain Center 1314 Comment
  RSA629364  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16821 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  RSA629407  Arctostaphylos glandulosa subsp. leucophylla Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19498 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd. Below large boulders, southern Santa Ana Mtns. 850 Comment
  CAS-BOT-BC24668  Arctostaphylos glauca Ralph Hoffmann 1929-9-11 s.n. Riverside Hamilton Grade. Comment
  RSA631726  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16501 Riverside Hills around Indian Oaks Ranch, east of Lake Skinner. 500 Comment
  RSA631736  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19284 Riverside Highway 79, 2 km west of Radec. 550 Comment
  RSA631757  Arctostaphylos glauca Jon E. Keeley 1992-9-27 21809 Riverside Highway 74 at Pinyon Flats, southwest of Palm Desert. 1290 Comment
  RSA631812  Arctostaphylos glauca Jon E. Keeley 1992-9-27 21802 Riverside Highway 74 at Pinyon Flats, southwest of Palm Desert. 1290 Comment
  RSA631847  Arctostaphylos glauca Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20173 Riverside Truck trail on north-face of Santa Rosa Mountain, ca. 4 km south of Pinyon Pines, Santa Rosa Mountains. 1430 Comment
  SEINET12524588 Image available Arctostaphylos glauca M. F. Buell, Helen F. Buell 1961-1 s.n. Riverside Hidden valley, JoshuaTree National monument. 1341 Comment
  RSA633667  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21771 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633681  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21773 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633688  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16666 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633725  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16630 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633735  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16631 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA635803  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16541 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  UCSB4764  Arctostaphylos pungens Kamb, Peter 1949-4-30 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  RSA0002644  Argythamnia claryana Marjorie D. Clary 1936-10-24 1707 Riverside Foot of Santa Rosa Mts. about 10 miles west of Coachella. Comment
  JOTR35289  Aristida adscensionis Andre, Jim 2012-4-11 20782 Riverside Joshua Tree National Park. NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7mi east of road to Cottonwood Spring, 34mi south of Hwy 62 at Twentynine Palms. 729 Comment
  SEINET229449  Aristida adscensionis L. M. Shultz, JS Shultz 1985-4-18 8332 Riverside Chuckawalla Mountains 1 mi west of Astec Well and 11.7 mi south of I-15 616 Comment
  SEINET10467837  Aristida adscensionis David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-14 Dunn 3749 Riverside Grass. Found growing in a wash. Indio hills, colorado desert. Near pushawalla. Comment
  POM114618  Aristida californica var. californica Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
  RSA720441  Aristida purpurea Naomi Fraga, LeRoy Gross, Bill Hogshead 2006-6-12 1704 Riverside Along FS road west and paralleling Morris Ranch Road. Ca. 0.2 miles southwest of the FS roads junction with Morris Ranch Road. North east of Garner Valley. 1616 Comment
  UCR244384  Aristida purpurea var. longiseta Jim Andre 2012-4-16 20957 Riverside Southern Mojave Desert, Joshua Tree National Park; north side of Mt Ryan at Sheep Pass Campground area 1370 Comment
  JOTR32644  Aristida purpurea var. purpurea La Doux, Tasha, Alice Miller 2007-5-8 1732 Riverside Joshua Tree National Park. Stop 1: Along Key's View Rd. 1385 Comment
  RSA500144  Aristida purpurea var. purpurea Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3652 Riverside Vail Lake area, W base of hills between Temecula and Wilson Creeks. 488 Comment
  UCR122760  Artemisia Steve Morgan 2001-10-18 s.n. Riverside San Bernardino Valley region, weed in the UCR Botanical Garden, E side of the UCR campus 396 Comment
  RSA170156  Artemisia arbuscula subsp. arbuscula L. B. Ziegler 1964-8-15 s.n. Riverside On an area of about 10 acres about 1.5 miles north of Kenworthy Ranger Station, San Jacinto Mts. 1616 Comment
  RSA605742  Artemisia californica Scott D. White 1996-2-18 3812 Riverside Parris Basin. double Butte, NW of Winchester. SE- facing slope of W butte and alluvial soil at base. USGS 7.5 Winchester topo. 457 Comment
Read comments Nov 19 2010
  UCR239462  Artemisia californica Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 718 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  UCR163793  Artemisia douglasiana John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  SDSU13665  Artemisia dracunculus W. Miller 1972-8-9 Riverside Comment
  UC1080341  Artemisia ludoviciana subsp. albula E. K. Balls and P. C. Everett 1957-11-4 22747 Riverside about old Fish Hatchery; n base San Jacinto Mts, Snow Creek 701 Comment
  CAS-BOT-BC93479  Artemisia tridentata subsp. tridentata R. E. Jr. Riefner 2006-9-19 06 -442 Riverside Temecula Valley, c. 0.1 mi. west of I-15 Freeway along Temecula Creek (Temecula 7.5' Q) 300 Comment
  POM13865  Artemisia tridentata subsp. tridentata Philip A. Munz 1922-4-29 5103 Riverside Dripping Spring, Temecula Creek. 548 Comment
  RSA676277  Asclepias albicans Scott D. White 2001-4-3 8234 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  POM401680H  Asclepias eriocarpa Robert Gustafson, Gary D. Wallace 1983-6-23 2710 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  SEINET955313  Asclepias eriocarpa Louis B. Ziegler 1964-1 36 Riverside San Jacinto Mountains. Garner (Hemet) Valley. 1402 Comment
  RSA0112046  Asclepias subulata Duncan S. Bell 2009-10-9 492 Riverside Collecting in the southern central interior section of the Arica Mountains. 469 Comment
  UCR34893  Aster ascendens L. B. Ziegler 1966-10-11 099 Riverside San Jacinto Mtns, Hemet Valley, near Kenworthy Ranger Station 1375 Comment
  CLARK-A1528-1610  Aster hesperius John C. Roos 1951-9-25 5258 Riverside Fairmont Park 259 Comment
  POM48847  Aster hesperius Mr Grout, S. Grout 1900-9-27 s.n. Riverside Cienega Comment
Read comments Jul 4 2010
  RSA782083  Astragalus Duncan S. Bell 2009-3-9 124 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  RSA0029395  Astragalus aridus Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4681 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  UCR18986  Astragalus aridus John C. Roos 1949-3-19 4116 Riverside Sonoran (Colorado) Desert, sand dunes west of Indio Comment
  SEINET10957005  Astragalus deanei Greg Gust, Leith Nye 2005-3-10 Gust 532 Riverside City limits of Lake Elsinore on River Bank just off of Auto Center Dr, N of junction with Diamond Dr. 400 Comment
  UCR241012  Astragalus didymocarpus Tracy Tennant 1998-4-28 257 Riverside San Jacinto, Ramona Expressway and Donna Way, near bank of San Jacinto River 488 Comment
  HSC85407  Astragalus didymocarpus var. didymocarpus Steve Boyd 1986-4-2 1620 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UC162674  Astragalus didymocarpus var. dispermus H. M. Hall Apr., 1905 5763 Riverside Palm Springs , Palm Springs (Colorado Desert) 152 Comment
  SEINET938132  Astragalus dispermus Carl B. Wolf 1937-1 8430 Riverside Colorado Desert. Coachella Valley, 2 mi. NE. of Edom. 30 Comment
  SFV4932  Astragalus douglasii var. parishii M. H. Grayum 1971-6-9 s. n. Riverside San Jacinto Mountains Along Banning-Idyllwild Road. 1524 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
  UCR90390  Astragalus gambelianus D. L. Banks, Steve Boyd 1995-5-9 320 Riverside NW Palomar Mtns., N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 732 Comment
  POM26394  Astragalus insularis var. harwoodii H. M. Hall 1905-04 5945 Riverside Mc Coy wash 91 Comment
  UC1547005  Astragalus insularis var. harwoodii Leila M. Shultz, John S. Shultz 1985-4-15 8391 Riverside at Wiley's Well Road between McCoy and Mule Mountains (Chuckawalla Valley depression); , bet McCoy and Mule Mountains 121 Comment
  UCR228168  Astragalus insularis var. harwoodii Dave Silverman, Onkar Singh 2010-3-25 7844 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, E of McCoy Mtns, 4.3 km E of Black Creek Rd, 1.2 km W of McCoy Wash and c. 6 km N of Blythe Airport 139 Comment
  SEINET898139  Astragalus lentiginosus H. M. Hall 1905-1 5757 Riverside Whitewater, on the Colorado Desert, Lower Sonoran Zone, 240 Comment
  CHSC110023  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside Coachella Valley: Palm Springs. Northeast corner of 30th Ave. and Devall St. Adjacent to housing tracts and scheduled for grading and new construction +/- immediately. 101 Comment
  RSA774902  Astragalus lentiginosus var. coachellae Duncan S. Bell, Amber Swanson 2011-2-18 2024 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  UCR23854  Astragalus nuttallianus John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  JOTR30255  Astragalus nuttallianus var. imperfectus Leary, C. and Leary, Pat 1979-5-6 3027 Riverside Joshua Tree National Park. ca. 1.0 airmiles S.E. of Quail Mtn, Joshua Tree N.M., T2S R7E sec 14 Comment
  UC863204  Astragalus palmeri P. A. Munz 1922-4-29 5114 Riverside Aguanga Comment
  UCR19853  Astragalus palmeri W. W. Mayhew 1978-4-20 s.n. Riverside San Jacinto Mtns, Pinyon Flat 1220 Comment
  CAS-BOT-BC194131  Astragalus pomonensis Katherine Esau 1935-6-20 s.n. Riverside Beaumont Grade Comment
  RSA523524  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3983 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  CAS-BOT-BC193159  Astragalus sabulonum S. B. Parish 1913-2-28 8467 Riverside Mecca, Salton Sink 60 Comment
  POM13917  Astragalus sabulonum P. A. Munz 1922-4-8 4739 Riverside Mecca, Colorado desert. -30 Comment
  RSA45535  Astragalus sabulonum J. C. Roos, L. Roos 1949-3-26 4119 Riverside Sandy flats 2 or 3 miles E of Mecca. Comment
  LA205752  Astragalus tricarinatus Marcus E. Jones; 1929-3-9 Riverside San Bernardino Mountains, Whitewater Canyon Comment
  LA205753  Astragalus tricarinatus Harlan Lewis; 1940-4-28 Riverside Joshua Tree National Monument, Keys View Comment
  CAS-BOT-BC98819  Atrichoseris platyphylla H. M. Hall 1905-4-1 5854 Riverside Colorado Desert - Canyon [Canon] Springs Comment
  CAS-BOT-BC168618  Atriplex John Thomas Howell 1930-5-10 4787 Riverside 1 mile south of Perris Comment
  UCR261562  Atriplex T. B. Salvato, Matt Malle, Thomas M. Sullivan Jr 2014-5-30 8055 Riverside Perris-Aguanga Basin, Wildomar, c. 2 mi east of Lake Elsinore, west side of Mission Trail, north of Victorian Lane 387 Comment
  UCR166804  Atriplex argentea var. mohavensis R. E. Riefner Jr. 2004-8-27 04- 396 Riverside N of La Sierra Heights; NE (c. 0.25 mi) off Arlington Avenue, along dirt access road to Hidden Valley Wildlife Reserve 221 Comment
  POM278731  Atriplex canescens Grant D. Brown 1950-12-2 585 Riverside Cajalco Resevoir, SE; Cajalco Canyon. 442 Comment
  RSA451006  Atriplex canescens Stephen M. Beckstrom-Sternberg 1985-9-13 1039 Riverside At junction of I-10 and Bob Hope Drive. Palm Springs. Comment
  RSA5457  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  UCR256950  Atriplex canescens var. laciniata Duncan S. Bell 2012-4-5 3306 Riverside Sonoran (Colorado) Desert, Palen sand dunes on the southwest side of the Palen Mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley; c. 6.75 air miles directly north of Hell 137 Comment
  UCR214862  Atriplex canescens var. macilenta A. C. Sanders, Richard Dwerlkotte 2010-3-22 37518 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  RSA532555  Atriplex coronata var. coronata D. E. Bramlet 1991-6-1 2171 Riverside 2 km west of Lakeview and 30m to 400 east of the San Jacinto River. The site is approximatly 170 m. north of the MWD easement road., [additional populations are located north of the site] 473 Comment
Read comments Dec 8 2010
  OBI17358  Atriplex coronata var. notatior Robert F. Hoover 1968-1 Riverside Comment
  UCR266256  Atriplex coronata var. notatior D. E. Bramlet, Michelle Balk, R. E. Riefner Jr. 2006-4-3 3924 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, west Hemet area, north of Stetson Ave. and east of the EMWD canal 456 Comment
  RSA537267  Atriplex coulteri D. E. Bramlet 1991-5-10 2149 Riverside 6.5 miles west of hemet, approximatly 500 m south and west of the ntersection of Warren and Florida (Hwy 74) and 80 miles east of the MWD San Diego Canal. 457 Comment
Read comments Feb 3 2015
  UC68841  Atriplex elegans H. M. Hall 1905-4-17 5924 Riverside near Colorado River (Colorado Desert, Palo Verde Valley); Colorado Desert, nr Colorado River, Palo Verde Valley 91 Comment
  UCR228161  Atriplex elegans var. fasciculata Dave Silverman 2010-3-24 7831 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.3 km SE of Sidewinder Well, 2.0 km SW of Palen Dunes Dr., and 4.6 km N of Interstate 10 130 Comment
  PASA2687  Atriplex hymenelytra Florence Brubaker Riverside Thousand Palms Comment
Read comments Mar 23 2019
  CAS-BOT-BC169295  Atriplex lentiformis S. B. Parish 1912-10-24 8266 Riverside Thermal -39 Comment
  CAS-BOT-BC176532  Atriplex polycarpa K. Bonner 1977-10-30 2574 Riverside Ford Dry Lake Comment
  CAS-BOT-BC176537  Atriplex polycarpa S. B. Parish 1881-8-10 1175 Riverside Indio, Colorado Desert Comment
  RSA155459  Atriplex polycarpa L. S. Rose 1961-11-24 s.n. Riverside La Quinta. 15 Comment
  UCR119421  Atriplex suberecta Mitch Provance 1998-6-20 709 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR128172  Atriplex suberecta Scott D. White, Michael Honer 2003-4-9 8974 Riverside Hemet area, Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of 'Tres Cerritos.' Former chicken farm 473 Comment
  UCR201020  Atriplex suberecta Scott D. White 2008-8-20 12537 Riverside Peninsular Range; Perris-Aguanga Basin, City of Moreno Valley, Perris Blvd. between Krameria and Oleander Streets 451 Comment
  UCR232022  Atriplex suberecta John F. Green 2008-4-24 10- 01 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, vicinity of Eugene St. 506 Comment
  RSA557311  Atriplex suberecta Julie Greene, Steve Boyd, D. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1411 Riverside San Jacinto Wildlife Area. 433 Comment
  CAS-BOT-BC146195  Avena barbata B. Pitzer 1997-4-1 3045 Riverside Lakeview Mountains, ca. 0.75 air mile south southwest of Mount Rudolph, ca. 1 air mile northeast of Contour (Juniper Flats) Road. 665 Comment
  OBI32772  Avena barbata E. W. Lathrop 1959-4-26 4497 Riverside 14 W of Murrieta; Tenaja Plateau Comment
  RSA575988  Avena sativa Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills Region, Gavilan Plateau along Lake Mathews Road, south of Gavilan Peak. 640 Comment
  RSA426791  Ayenia compacta Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  CAS-BOT-BC98786  Baccharis brachyphylla Edmund C. Jaeger 1938-11-10 s.n. Riverside South base of Chuckwalla Mts. 274 Comment
  RSA518311  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  UCR281865  Baccharis brachyphylla A. C. Sanders, Jim Malusa 2017-9-19 43333 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 3.75 km SW (209 deg. ) of Tabaseca Tank 711 Comment
  UCR270761  Baccharis pilularis T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8367 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  UCR180129  Baccharis pilularis subsp. consanguinea A. C. Sanders, Steve Boyd, Mark A. Elvin, Dean Kelch 2006-12-8 33256 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, north side of Mesa de Colorado at drainage (headwaters of Cole Cyn.) crossing Via Volcano just south of Tenaja Rd. 598 Comment
  HSC92879  Baccharis salicifolia Scott D. White 1996-4-14 3904 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Hwy. 74, 1.7 mi. W of USFS Cranston Fire Station 534 Comment
  RSA657170  Baccharis salicifolia Bob Rogers 1984-4-14 5 Riverside Collected in the San Jacinto river-bed on the North side of Hwy 74, 0.6 miles past Cranston ranger station going east from Hemet towards Mountain Center 610 Comment
  RSA774508  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4459 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
  SD229073  Baccharis salicifolia subsp. salicifolia Dick Schwenkmeyer 2012-10-16 846 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  SD136926  Baccharis salicina Steve Boyd 1994-10-14 8377 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon 341 Comment
  UC484085  Baccharis salicina C. B. Wolf 1931-3-13 Riverside 2 mi n Blythe 152 Comment
  LA202997  Baccharis sergiloides Louis Wheeler; 1933-12-1 2292 Riverside San Jacinto Mountains, mouth of Tahquitz Canyon 152 Comment
  SD124210  Baccharis sergiloides Robert F. Thorne, Wright and Benjamin 1982-10-8 55405 Riverside San Bernardino Mountains, side canyon on east side of Whitewater Canyon, ca. 3.3 miles north of Whitewater Post Office (One-Palm Oasis Canyon 594 Comment
  SD218272  Baccharis sergiloides Mark A. Elvin 2004-4-9 3256 Riverside Little San Bernardino Mountains; UC Burn's Pinyon Ridge Reserve, ca. 1.5 miles east of Pioneertown, east of Burn's House. 1264 Comment
  SD229072  Baccharis sergiloides Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 886 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UC63375  Baccharis sergiloides H. M. Hall 1901-5-1 1866 Riverside borders of Colorado Desert San Jacinto Mountains, Colorado Desert Comment
  UC87133  Baccharis sergiloides S. B. and W. F. Parish 1880-1-1 2911 Riverside Whitewater Desert Comment
Read comments Jan 14 2010
  UC893735  Baccharis sergiloides Carl B. Wolf 1932-10-13 4310 Riverside Cottonwood Springs Colorado Desert, Eagle Mts. 289 Comment
  UCR207615  Baccharis sergiloides O. F. Clarke 2003-9-4 s.n. Riverside Peninsular Range; San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR82894  Baccharis sergiloides A. C. Sanders, S. White & C. Sanders 1994-10-9 15808 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR92158  Baccharis sergiloides D. L. Banks, Steve Boyd 1995-10-17 0804 Riverside NW Palomar Mtns; Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground. Along alluvial benches where Arroyo Seco turns to the E, just west of the Metasedimentary hills 525 Comment
  CAS-BOT-BC295895  Bahiopsis parishii H. M. Hall 1905-4-1 5877 Riverside Colorado Desert. Chuckawalla Bench Comment
  RSA782077  Baileya pauciradiata Duncan S. Bell 2009-3-9 115 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  CAS-BOT-BC106611  Baileya pleniradiata Carl B. Wolf 1932-4-27 3026 Riverside Colorado Desert, Mecca - Blythe Road, 3/4 mi. west of Utopia 152 Comment
  JOTR16566  Baileya pleniradiata Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. ROAD TO LOST HORSE RANGER STATION FROM CAP ROCK 1310 Comment
  POM350685  Baileya pleniradiata N. C. Cooper 1949-4-9 3326 Riverside Blythe. 81 Comment
  RSA557871  Barbarea orthoceras Steve Boyd, Orlando Mistretta 1992-4-23 7059 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  RSA740926  Barbarea orthoceras Scott D. White, Justin M. Wood 2008-7-9 12426 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  RSA676034  Bebbia juncea Scott D. White 2001-4-12 8295 Riverside Shaver's Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  RSA795919  Bebbia juncea Duncan S. Bell 2009-4-19 291 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  RSA792934  Bebbia juncea var. aspera Aaron C. Sedgwick, Joella Simons Adkins 2012-10-23 142 Riverside Off of Corn Springs Rd. in the Chuckwalla Wilderness and Chuckwalla Mtns. South of Hwy. 10 ~4 mi. In a wash running north-south. 427 Comment
  RSA5546  Berberis amplectens C. B. Wolf 1932-5-25 s.n. Riverside Small Canyon on Gilman Ranch in foothills north of Banning 854 Comment
  UCR77573  Bergia texana Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6347 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  SEINET10680516  Bergia texana Arnold J. Tiehm 1988-8-5 Tiehm 11892 Riverside Lahontan Valley, Sheckler Reservoir W-SW of Fallon. Mudflats just E of the dam. 1213 Comment
  RSA5371  Bernardia incana B. D. Stark 1932-6-17 3750 Riverside Canyon above Cottonwood Springs. Eagle Mountains, Colorado Desert. Upper edge of lower Sonoran. Comment
  UCR35101  Bernardia myricifolia L. B. Ziegler 1967-9-28 254 Riverside San Jacinto Mountains, Pinyon Flats 1250 Comment
  SEINET7048188  Bernardia myricifolia Steven R. Hill 2001-5-3 33696 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  RSA367330  Bloomeria crocea var. crocea N. C. Cooper 1949-6-29 4327 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  LA204239  Boechera pulchra H. Lewis; 1940-4-28 Riverside Joshua Tree National Monument, Keys View Comment
  RSA770621  Boerhavia Robert F. Thorne 1966-10-15 41802 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  SEINET7048152  Boerhavia coccinea Steven R. Hill 2001-5-3 33653 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  UCR17655  Boerhavia wrightii Hap Ritter, Paul Mack 1976-10-19 s.n. Riverside Sonoran (Colorado) Desert, c. 20 mi. NW of Blythe on the Midland Road, McCoy wash drainage, SW side of the Big Maria Mtns. 245 Comment
  RSA778387  Boerhavia wrightii Amber Swanson 2011-10-9 648 Riverside Around the Hayfields ext N of Hwy I-10. 426 Comment
  RSA0094451  Bolboschoenus maritimus subsp. paludosus Duncan S. Bell 2015-8-12 8594 Riverside Orocopia Mountains; southwestern section of the range, collecting at a spring in the southern section of the Dos Palmas area. Temperature at around 120 degrees. -41 Comment
  UCR242652  Bouteloua aristidoides A. C. Sanders, T. B. Salvato 2012-10-12 40437 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, along Bradshaw Trail c. 2 miles west of 30th Ave. at Ludy Blvd./ canal crossing 114 Comment
  CLARK-A1528-4512  Bouteloua barbata John C. Roos 1946-9-14 3025 Riverside San Jacinto Mountains 1219 Comment
  RSA0020468  Bouteloua barbata Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6034 Riverside Chuckwalla Mountains; about 0.25 air mile southeast of Corn Spring. 480 Comment
  SBBG14669  Bouteloua barbata E. R. Blakley 1961-9-12 Riverside Pinyon Flat, Palms to Pines Hwy 1219 Comment
  UCR33706  Bouteloua barbata Sears 1977-10-10 S 522 Riverside Sonoran (Colorado) Desert, 6.1 mi NE of Desert Center on Hwy 177 Comment
  UCR195794  Bouteloua barbata var. barbata Tasha La Doux, J. Andre 2007-9-6 135 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  CLARK-A1528-1429  Bowlesia incana John C. Roos 1937-2-21 1312 Riverside La Sierra Comment
  RSA97358  Bowlesia incana F. W. Peirson 1922-4-30 2954 Riverside Lancaster Valley about 1.5 miles from the Temecula River on road to Hemet 518 Comment
  SEINET3921363  Brachypodium distachyon Scott D. White, Teresa Salvato 2001-6-8 8584 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. (Temecula).; 0 335 Comment
  CLARK-A1528-5382  Brandegea bigelovii John C. Roos 1965-12-4 Riverside Comment
  UCD107474  Brandegea bigelovii Lionel A. Strange 1956-4-1 s.n. Riverside Near Forty Nine Palms. Comment
Read comments Feb 20 2013
  UCR130814  Brandegea bigelovii B. G. Pitzer 2000-5-7 4128 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
  CHSC110009  Brassica tournefortii Scott D. White 2001-4-3 8237 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Alt.:396-473m/1300-1550ft. 396 Comment
  RSA604866  Brassica tournefortii Scott D. White 1995-3-30 2647 Riverside San Jacinto Valley: Moreno Valley, hills ca. 0.7 air mile directly S of 60 freeway and west of bend in Moreno Beach Dr. 579 Comment
  UCD114634  Brassica tournefortii G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2723 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. Comment
  POM351102  Brickellia arguta Robert Gustafson 1982-5-19 2572 Riverside Pines to Palms Hwy (74), vicinity of Big Horn Sheep overlook. Comment
  RSA93718  Brickellia arguta F. W. Peirson 1928-4-24 7900 Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  JOTR34406  Brickellia desertorum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3093 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring area 902 Comment
  RSA89877  Brickellia desertorum J. C. Roos, L. Roos 1950-9-30 4995 Riverside rocky hills midway between Steele Pk. and Elsinore. (about 3 mi. N of Elsinore) 488 Comment
  CAS-BOT-BC132192  Brodiaea filifolia P. A. Munz; I. M. Johnston 1922-5-19 5412 Riverside 1 mi. east of Perris 441 Comment
  RSA356724  Brodiaea terrestris subsp. kernensis Robert F. Thorne, Earl Lathrop 1975-5-25 45552 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  CAS-BOT-BC149333  Bromus arizonicus H. K. Wagnon 1944-3-19 349 Riverside Along South rim of Tahquitz Canon [Canyon], Palm Springs. Comment
  UCR2209  Bromus carinatus F. M. Reed 1906-3-21 928 Riverside Roadside in Riverside Comment
  LA13812  Bromus diandrus Marjorie Bowler; 1931-11-12 100 Riverside Palms-Culver City Auto camp Comment
Read comments Mar 2 2014
  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
  UCR2219  Bromus hallii F. M. Reed 1908-7-13 2476 Riverside San Jacinto Mtns, N margin of meadow in Tahquitz Valley 2439 Comment
  UCR174030  Bromus hordeaceus A. C. Sanders 2006-5-19 32463 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
  SEINET14423590  Bromus mollis D. Terrell 1969-5-19 102 Riverside 1 mi E of Lake Elsinore 229 Comment
  POM48965  Bromus orcuttianus var. hallii P. A. Munz, I. M. Johnston 1924-7-27 8735 Riverside Dark Canyon, San Jacinto Mountains 2287 Comment
  UCR2249  Bromus rubens H. S. Fawcett 1913-12-24 1109 Riverside West Riverside, along main road, Santa Ana River flats 244 Comment
  UCR174326  Bromus tectorum A. C. Sanders, T. B. Salvato 2006-6-2 33089 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  SEINET2060496 Image available Caesalpinia E. R. Blakley 1952-8-17 B- 1558 Riverside Shavers Summit 515 Comment
  RSA777724  Caesalpinia virgata Jim Andre, G. L. Clifton 2011-2-22 17426 Riverside Mecca Hills; along Box Canyon Road, 8.5 miles NE of town of Mecca 171 Comment
  CLARK-A1528-3811  Calandrinia ambigua John C. Roos 1949-5-5 4098 Riverside Orocopia Comment
  RSA198935  Calandrinia ciliata R. F. Thorne, E. W. Lathrop, Ora M. Clark, Sherwin Carlquist 1968-4-18 37434 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 609 Comment
  UCR162945  Calandrinia ciliata Fred M. Roberts 1996-3-27 4961 Riverside Perris Basin, Skunk Hollow, just N of Temecula, c. 3.4 km ENE jct SR 79 and Murrieta Hot Springs Rd, near S end of basin 407 Comment
  UCR171725  Calandrinia ciliata John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  NY409594  Callitriche marginata R. F. Thorne 1969-5-12 37926 Riverside Santa Rosa Plateau: large vernal marsh on S end of Mesa de Colorado, Rancho California 624.8 Comment
  SD90606  Callitriche marginata Robert F. Thorne, Earl Lathrop 1969-5-12 37925 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  MACF019487  Calocedrus decurrens Trudy R. Ericson 1974-11-9 265 Riverside St. 243 from Banning to Idyllwild about 1 mi. south of intersection of St. 243 and Vista Grande Road. 1645 Comment
  RSA377346  Calochortus concolor N. C. Cooper 1944-7-16 1386 Riverside San Jacinto Mountains. West side. 1220 Comment
  CAS-BOT-BC483416  Calochortus invenustus H. M. Hall 1901-7-1 2475 Riverside Tahquitz Valley, San Jacinto Mountains 2712 Comment
  JOTR31095  Calochortus kennedyi var. kennedyi La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2259 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Cobble toe slopes at the base of Ryan Mountain, north end of Lost Horse Hills (Stop 3) Comment
  RSA784189  Calochortus nuttallii J. D. Olmsted 1959-7-1 700 Riverside Willow-Tahquitz Creek. Wellmans Cienega between saddle and San Jacinto Peak along trail 5 mi NE of Idyllwild. 2805 Comment
Read comments Oct 18 2012
  RSA395916  Calochortus splendens Steve Boyd 1986-4-22 1761 Riverside Temescal Canyon: Indian Wash, S of I-15. Comment
  SDSU21841  Calochortus splendens Kalee Koeslag, Allen Schellerup 2016-4-16 6 Riverside Santa Margarita Ecological Reserve, in Stone Creek woodland old road off of Red Mountian Truck Trail 212 Comment
  UCR155823  Calochortus splendens John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR167665  Calochortus splendens Ian G. Gillespie, Abby Sirulnik 2000-5-7 31 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR81099  Calochortus splendens Scott D. White 1993-5-29 1442 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  SEINET5229359  Calochortus weedii Unknown 1995-6-26 18 Riverside off highway 74 NW of Lake Elisnore Comment
  UCR60910  Calochortus weedii var. intermedius Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3720 Riverside Vail Lake area, recently burned hills at W end of lake SW of dam 488 Comment
  UCR62662  Calochortus weedii var. intermedius Gary Bell 1990-6-27 s.n. Riverside hills c. 0.75 mi west of Crown Valley, NW of Rawson Canyon 762 Comment
  UCR78440  Calycadenia tenella Scott D. White 1993-4-20 1210 Riverside Estelle Peak, Gavilan Hills 826 Comment
  SEINET5336237  Calyptridium monandrum I. W. Clokey 1935-4-18 6616 Riverside Gavilan Mesa Comment
  UC489218  Calyptridium monospermum C. V. Meyer 1928-7-27 550 Riverside San Jacinto Peak; Southern California, San Jacinto Peak 3230 Comment
  RSA466601  Calyptridium parryi var. parryi H. E. Hasse 1892-7-3 s.n. Riverside San Jacinto Mountains Comment
  CSUSB670  Calystegia macrostegia Bruce Freeman 1968-4-6 680406 2 Riverside Campus of UC Riverside. In drainage gulley, about 50 yards from gate to Botanical Gardens. 335 Comment
  UCR24124  Calystegia macrostegia John C. Roos 1950-4-22 4748 Riverside Pigeon Pass. 457 Comment
  SDSU12872  Calystegia macrostegia subsp. intermedia J. Jill Steinberg with Janet Knotts and Kevin Contreras 1998-3-25 26 Riverside At switchback in road from Santa Margarita (SDSU) Field Station trailer leading down into Santa Margarita River Gorge, north of river. 256 Comment
  CAS-BOT-BC199281  Calystegia sepium subsp. limnophila S. B. Parish 1903-10-15 5334 Riverside Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  UC1602147  Camissonia Philip A. Munz 1926-1-31 9973 Riverside Dos Palmos Spring Colorado Desert Comment
  RSA0040092  Camissonia arenaria Duncan S. Bell, Deidre Conocchioli 2014-3-18 6260 Riverside Orocopia Mountains; southern/central section of range; approximately 0.75 air mile northwest of Gucci Spring. 483 Comment
  RSA0106457  Camissonia bistorta Daphne K. Christopher, Hannah Stevens 2003-4-4 85 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 530 Comment
  RSA295606  Camissonia bistorta Lyman Benson 1946-4-15 12019 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  RSA465926  Camissonia bistorta E. A. Purer 1932-3-18 s.n. Riverside Along Route 101 near Riverside Comment
Read comments Nov 4 2011
  SEINET7073297  Camissonia bistorta A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UCR155048  Camissonia bistorta Jason L. Hlebakos 2005-5-30 823 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
  UCR163936  Camissonia boothii A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29136 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR241529  Camissonia boothii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40633 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  RSA776944  Camissonia brevipes Amber Swanson 2011-3-19 237 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  RSA126254  Camissonia brevipes subsp. brevipes Thomas Craig 1927-4-2 6 Riverside Colorado Desert, Hidden Springs. Comment
  RSA136659  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11861 Riverside Fried Liver wash, Pinto Basin, Joshua Tree National Monument. Comment
  UCR228173  Camissonia brevipes subsp. brevipes Dave Silverman, Mark Bibbo 2010-3-31 7893 Riverside Sonoran (Colorado) Desert, southern McCoy Mountains, east bajada flank, 1.6 km W of Black Creek Rd, 7.0 km NE of McCoy Peak, and 6.8 km north of I-10 178 Comment
  RSA495452  Camissonia californica Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2980 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  VVC330  Camissonia californica W. W. Mayhew 1960-3-17 s.n. Riverside Colorado Desert, 4.5 miles NW Desert Hot Springs. 482 Comment
  CLARK-A1528-3324  Camissonia chamaenerioides John C. Roos 1949-4-11 4235 Riverside Chuckwalla Mountains Comment
  RSA0037327  Camissonia claviformis John C. Roos 1966-5-20 s.n. Riverside 2 miles S.E. of Desert Center. Comment
  UCR166157  Camissonia confusa T. B. Salvato, John F. Green 2004-5-27 563 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
  RSA186678  Camissonia hirtella Peter H. Raven 1962-4-28 17487 Riverside Ortega Highway 1 mile above its east base, Santa Ana Mountains 488 Comment
  UCR172253  Camissonia hirtella John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  RSA180504  Camissonia ignota E. W. Lathrop 1959-4-16 4475 Riverside 14 miles W of Murrieta. Tenaja plateau. Comment
  RSA449053  Camissonia refracta Anstruther Davidson, E. C. Jaeger 1922-3-29 s.n. Riverside Box Canon near Mecca. Comment
  RSA567647  Camissonia refracta A. C. Sanders, E. J. Lawlor 1992-4-4 12099 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UCR199837  Camissonia refracta Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11283 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
  UC279693  Camissonia strigulosa Edmund C. Jaeger 1925-5-10 Riverside Vandeventer's Flats Santa Rosa Mts. 1310 Comment
Read comments Aug 30 2011
  SD143801  Camissoniopsis hirtella A. C. Sanders, P. MacKay, et al. 1997-5-4 20635 Riverside San Jacinto Mountains, north side along Highway 243, 1.5 mile below Twin Pines Ranch Road. 1067 Comment
  UC56873  Camissoniopsis ignota H. M. Hall Apr. 1903 3806 Riverside vicinity of Riverside 396 Comment
  CLARK-A1528-349  Capsella bursa-pastoris C. M. Flanagan 1973-5-20 OO 514 Riverside Morongo Indian Reservation 1158 Comment
  CAS-BOT-BC32037  Carex multicaulis Peter H. Raven 1959-5-17 14229 Riverside San Jacinto Mts., Lake Fulmor. Comment
  HSC101596  Carex multicostata Steve Boyd, G. D. Wallace 2005-7-30 11652 Riverside Peninsular Ranges; San Jacinto Mountains region; San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2652 Comment
  POM10385  Carex praegracilis F. M. Reed 1906-4-29 945 Riverside Riverside: Santa Ana River bottom near Rubidoux Ave. Comment
Read comments Mar 10 2011
  RSA741221  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-5 12088 Riverside Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  CAS-BOT-BC115979  Carex subfusca Philip Alexander Munz 1938-8-14 15348 Riverside Meadow, Virgin Spring, Santa Rosa Peak. 2286 Comment
  RSA763986  Castela emoryi Justin M. Wood, D. M. Ray 2010-10-21 2991 Riverside Chuckwalla Valley NW of Victory pass on E side of Kaiser road ~1 mile N of Desert Center Landfill at proposed Eagle Mountain Solar Site. 205 Comment
  UCR35781  Castela emoryi R. F. Thorne 1965-1 41759 Riverside Sonoran (Colorado) Desert, Hayfields, Chuckwalla Valley. Grown at Rancho Santa Ana Botanic Garden from seed collected by B. D. Stark, Apr. 1929 366 Comment
  POM9603  Castilleja affinis I. M. Johnston 1920-5-8 s.n. Riverside Jurupa mts., extreme west end. Comment
  RSA509918  Castilleja affinis B. Pitzer, E. Misquez 1988-2-28 618 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  RSA448695  Castilleja applegatei subsp. martinii N. C. Cooper 1945-5-24 1624 Riverside Big Oaks Canyon, Banning. 1220 Comment
  RSA489623  Castilleja applegatei subsp. martinii D. Charlton 1988-5-28 2129 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2287 Comment
  RSA0010960  Castilleja applegatei subsp. martinii C. W. Tilforth, B. Busenberg 1980-10-6 1974 Riverside Along Thomas Mtn. Rd, , west of Hiway 74 and south of Lake Hemet. Comment
  UCR26177  Castilleja exserta subsp. exserta John C. Roos 1940-5-4 881 Riverside Reche Canyon Comment
  RSA400575  Castilleja foliolosa N. R. Zabriskie, Walter M. Zabriskie 1971-4-6 359 Riverside North-facing slope. Andreas Canyon, east slope San Jacinto Mts. 457 Comment
  UC64213  Castilleja foliolosa H. M. Hall May 1899 Riverside desert side San Jacinto Mts. 1371 Comment
  UCR170117  Castilleja minor subsp. spiralis Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 124 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  RSA0010917  Castilleja minor subsp. spiralis Mary F. Spencer 1923-1 2262 Riverside Idyllwild 1037 Comment
  POM97996  Caulanthus hallii E. C. Jaeger 1926-4-15 s.n. Riverside Smith Canyon, Little San Bernardino Mts 1220 Comment
  UCR117071  Caulanthus heterophyllus A. C. Sanders, Steven R. Hill 2001-5-4 24134 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 Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  UCR174142  Caulanthus heterophyllus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32570 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
  UCR194202  Caulanthus heterophyllus Scott D. White 2006-4-27 11304 Riverside Perris Basin/San Jacinto Mtn Foothills, Santa Rosa Hills, south of Hemet 610 Comment
  CAS-BOT-BC56931  Ceanothus Steve Boyd; Tim Ross 1993-3-23 7894 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, 670 Comment
  RSA606765  Ceanothus crassifolius Jon E. Keeley 1996-5-5 27362 Riverside Chaparral S of Hwy 79 on Woodchuck Rd., E of Temecula. 183 Comment
  RSA715312  Ceanothus crassifolius A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32658 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279. 579 Comment
  CLARK-A1528-793  Ceanothus cuneatus C. M. Flanagan 1973-5-20 OO 520 Riverside Morongo Indian Reservation 1158 Comment
  SDSU10356  Ceanothus cuneatus Chris Frazier 1989-8-1 105 Riverside Along State Route 79, about 1. 0 miles W of Aguanga. Comment
  UCR22043  Ceanothus cuneatus Steve Boyd 1980-5-22 300 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau. east of the trailer park, E side of Gavilan Rd 625 Comment
  UCR199746  Ceanothus greggii Scott D. White, Justin Wood 2008-5-29 12038 Riverside Beaumont Badlands, West of Beaumont, near SR-60 crossing over San Timoteo Creek 671 Comment
  UC729545  Ceanothus greggii var. perplexans Carl B. Wolf 1932-5-24 3655 Riverside N base of San Jacinto Mountains, Snow Creek Canyon, 1 mi above fish hatchery 792 Comment
  RSA713784  Ceanothus leucodermis A. C. Sanders, Mike Misenhelter 2005-3-23 29263 Riverside Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UC729964  Ceanothus leucodermis Carl B. Wolf 1932-5-24 3656 Riverside 1 mi above Fish Hatchery (Snow Creek Canyon.); North base of San Jaconto Mts. 792 Comment
  UCR35172  Ceanothus leucodermis L. B. Ziegler 1970-5-25 407 Riverside San Jacinto Mtns., On floor and slopes of the Hemet Valley [Hemet Valley = Garner Valley] 1402 Comment
  CAS-BOT-BC63565  Ceanothus oliganthus var. orcuttii Carl B. Wolf 1935-6-18 7194 Riverside Santa Ana Mts., main divide motorway to Santiago Pk., 1 mi. from Ortega Highway. 731 Comment
  RSA606746  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27402 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  RSA6035  Ceanothus palmeri Carl B. Wolf 1932-8-4 3920 Riverside San Jacinto Mountains: Point View near Idyllwild 1646 Comment
  UC1131361  Cenchrus longispinus H. S. Yates 1937-6-28 6741 Riverside near Indio; Thermal Quad. Comment
  RSA674565  Centaurea repens Scott D. White 2000-5-5 7770 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  SEINET3094376 Image available Centaurium calycosum L. A. McGill, H. S. Gentry 1979-5-25 2555 Riverside Murrieta; Howard Scott Gentry Experimental Research Ranch. Comment
  RSA356643  Centaurium venustum Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47297 Riverside Santa Rosa Plateau: Cleveland National Forest, along Tenaja Creek at Tenaja Guard Station. Comment
  UCR22142  Centaurium venustum Steve Boyd 1980-6-4 315 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  CAS-BOT-BC279119  Centromadia pungens subsp. laevis G. R. Ballmer 1992-6-23 92 -10 Riverside San Timoteo Canyon Road, 3.2 mi. E of junction with Redlands Blvd. N side of railroad tracks Comment
  RSA707578  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 s.n. Riverside Hemet. South of Highway 74, and west of Warren Road. 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
  UC1329991  Centrostegia thurberi var. thurberi James E. Cole 1941-5-29 816 Riverside Joshua Tree National Monument, Stubby Spring Road Joshua Tree National Monument; , Stubby Spring Road 1432 Comment
  SD224910  Cerastium glomeratum A. C. Sanders, G. K. Helmkamp 1996-3-17 17983 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn., ca. O.5 km E of Palm Canyon Dr. on Bogert Trail. 163 Comment
  RSA405361  Cercidium floridum M. B. Dunkle 1934-3-18 3858 Riverside Shavers Valley. Mecca Hills. W. of Shaver's Well. 91 Comment
  RSA405368  Cercidium floridum R. S. Woglum 1937-4-24 297 A Riverside Palm Springs. Comment
  UC1128901  Cercidium floridum subsp. floridum H. S. Yates 1936-4-8 5453 Riverside near Fish Springs; Thermal Quadrangle 60 Comment
  RSA701115  Cercocarpus betuloides var. betuloides M. Wall 1996-6-25 182 Riverside East-draining cyn slopes S of Beaumont off Hwy 79, 1.8 mi S of 10 Fwy. 610 Comment
  POM12998  Chaenactis artemisiifolia Philip A. Munz, I. M. Johnston 1922-5-19 5405 Riverside San Jacinto Canyon, near canyon bed at mouth of Strawberry Creek 762 Comment
  SEINET5712807  Chaenactis artemisiifolia Ed LaRue 1990-1 s.n. Riverside 0.5 mi NW of town of Aguanga, N of Hwy 79 and W of Hwy 371; ca. 1.5 mi (air line) N of San Diego County line. Aguanga 7.5' USGS Quad.; Aguanga 640 Comment
  UC1294018  Chaenactis artemisiifolia E. K. Balls 1958-6-27 23294 Riverside between Santiago Peak and Indian Truck Trail (along Main Divide); Santa Ana Mts. 1310 Comment
  UCR34892  Chaenactis artemisiifolia L. B. Ziegler 1967-5-18 128 Riverside San Jacinto Valley, side canyon off lower Bautista Canyon 534 Comment
  CAS-BOT-BC276377  Chaenactis carphoclinia S. B. Parish 1916-5-15 10838 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  RSA779581  Chaenactis carphoclinia Duncan S. Bell 2009-3-7 13 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  SD48479  Chaenactis carphoclinia E. K. Balls, P. C. Everett 1958-3-20 22938 Riverside South base, Eagle Mountains. 365 Comment
  HSC28065  Chaenactis carphoclinia var. carphoclinia Richard Spjut 1973-4-5 3266 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  LA203110  Chaenactis carphoclinia var. carphoclinia Carl Epling; William Robison 1933-6-27 sn Riverside Little San Bernardino Mountains, 5 mi. S of Gold Coin Mine Comment
  RSA0039604  Chaenactis fremontii Deidre Conocchioli, Duncan S. Bell 2014-3-4 142 Riverside Off the Pacific Crest Trail in the San Bernardino Mountains. In Whitewater Canyon 8.5 miles E of Hwy-62. Just S of Red Dome. 695 Comment
  RSA21748  Chaenactis fremontii C. B. Wolf 1937-4-5 8420 Riverside San Gorgonio Pass, 1 mi. W. of Whitewater 365 Comment
  UCR237689  Chaenactis fremontii Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4422 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 488 Comment
  UCR243165  Chaenactis fremontii LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4320 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  VVC2884  Chaenactis fremontii Tim Thomas, P. J. MacKay 2010-4-12 5024 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  CAS-BOT-BC277412  Chaenactis glabriuscula var. glabriuscula Scott D. White 1996-4-14 3898 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  CAS-BOT-BC277417  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1905-4-20 6758 Riverside Palm Springs Comment
  RSA388497  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-5-1 1820 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  HSC5297  Chaenactis macrantha C. L. Hitchcock 1966-3-16 24208 Riverside Along Palms to Pines Hwy., 4 mi. S of Palm Desert 610 Comment
  UCR18650  Chaenactis parishii Frank C. Vasek 1973-6-8 730608- 71 Riverside Santa Rosa Mtns., road 1 mile below Garnet Queen Creek 1768 Comment
  RSA25309  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA644304  Chaenactis stevioides A. C. Sanders 1992-4-5 12161 Riverside Colorado Desert: Chuckwalla Valley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 122 Comment
  UC1595798  Chaenactis stevioides W. Wisura, J. Dolan, and M. Wall 1992-3-25 4644 Riverside 14.3 mi e Corn Spring Rd. (Chuckwalla Rd.) Comment
  UCR103591  Chaenactis stevioides George K. Helmkamp, E. A. Helmkamp 1998-2-18 2722 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  VVC2471  Chaenactis stevioides Tim Thomas 2013-3-18 5928 Riverside Sonoran Desert, 12 miles WSW of Blythe; south of I-10. vic of powerline corridor. 145 Comment
  SEINET3194781 Image available Chamaesyce abramsiana G. Rink 2011-9-25 11070 Riverside South of I-10 at the Ford Dry Lake Exit, in a swale that sometimes holds water. 110 Comment
  RSA0031424  Chamaesyce polycarpa Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel 2013-2-24 4473 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  RSA781417  Chamaesyce polycarpa Duncan S. Bell 2011-10-22 2997 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  SBBG4028  Chamaesyce polycarpa H. and M. Dearing 1941-11-23 4774 Riverside near Cathedral City Comment
  UCSB23268  Chamaesyce polycarpa Keefe, Joseph 1967-3-23 Riverside Along Whitewater Canyon Road, 1.9 miles north of U.S. Highway 101, east of Banning 609 Comment
  POM86120  Chamaesyce polycarpa var. hirtella Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA770638  Chamaesyce polycarpa var. hirtella R. F. Thorne, M. Z. Thorne 1973-3-30 42694 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  POM6696  Chamaesyce setiloba P. A. Munz, L. T. Street, G. Williams 1919-3-25 2323 Riverside Palm Canyon. 213 Comment
  SEINET6046708  Chamaesyce setiloba Unknown 1954-9-25 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UC1511338  Cheilanthes covillei Robert F. Thorne, Avi Shmida, and Robert Whittaker 1978-4-23 52069 Riverside Palms to Pines Hwy Comment
  RSA690939  Cheilanthes newberryi Scott D. White, Michael Honer 2003-5-27 9397 Riverside 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 e2349.' 396 Comment
  UCR93198  Cheilanthes newberryi G. P. Schultz 1994-4-7 90 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  CAS-BOT-BC68094  Cheilanthes parryi Robert T. Clausen 1940-6-18 4676 Riverside Chino Canyon - Salton Sea Basin 457 Comment
  RSA685803  Cheilanthes parryi H. de Forest 1933-4-16 s.n. Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
  UCR139949  Cheilanthes parryi L. C. Wheeler 1963-3-17 8243 Riverside Santa Rosa Mtns., Martinez Canyon Comment
  SEINET5777365 Image available Cheilanthes parryi G. R. Vasey 1881-1 Riverside Whitewater Comment
  CAS-BOT-BC70377  Cheilanthes viscida Ivan Johnston 1917-4-4 1066 Riverside Palm Canyon 304 Comment
  RSA0076313  Chenopodium L. C. Wheeler 1945-10-6 6138 Riverside San Jacinto Mountains. Head of west fork of Snow Creek. 2377 Comment
  RSA709239  Chenopodium album var. album A. C. Sanders, Mitch Provance, T. B. Salvato, B. Pitzer 2000-11-3 23723 Riverside Riverside, UCR campus, east side of the UCR Botanical Garden. 351 Comment
  UCR114542  Chenopodium berlandieri A. C. Sanders, K. C. Rose 1999-6-18 22810 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  RSA567983  Chenopodium californicum Karin Cleary 1992-4-6 112 Riverside Drainage depression W of California St., Reinholt Canyon, Hemet. 579 Comment
  OBI70667  Chenopodium hians Louis C. Wheeler 1945-10-6 6138 Riverside San Jacinto Mts. head of W fork of Snow Crk. T4S R2E sec 12 2377 Comment
  SD148184  Chenopodium missouriense Mitch Provance 2000-10-28 2283 Riverside Jurupa Mountains Cultural Center, 0.25 mile southeast of peak 1411. 289 Comment
  UCR100216  Chenopodium murale Scott D. White 1996-12-26 4641 Riverside Perris Basin, Perris area 442 Comment
  UCR41344  Chenopodium murale N. M. Fellows, A. C. Sanders 1985-4-9 159 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
  RSA27511  Chenopodium murale I. L. Wiggins 1941-3-24 9584 Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line. Comment
Read comments Feb 20 2013
  RSA455306  Chilopsis linearis E. C. Jaeger 1922-6-18 s.n. Riverside Banning. Comment
  RSA455319  Chilopsis linearis M. B. Dunkle 1933-5-6 3437 Riverside Painted Canyon Comment
  SBBG133564  Chilopsis linearis S. D. White, A. Carey 2004-7-2 10565 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Poppet Crk Cyn 549 Comment
  RSA0018891  Chloris virgata Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6027 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
  POM263173  Chloris virgata J. C. Roos 1957-8-20 356 Riverside Blythe. Comment
  CAS-BOT-BC191715  Chorizanthe brevicornu var. brevicornu John H. Thomas 1957-3-30 6527 Riverside 0.8 miles E of Cactus City, about 13 miles E of Coachella, near U.S. Highways 60 and 70. Colorado Desert 518 Comment
  JOTR31853  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2111 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  SBBG1396  Chorizanthe brevicornu var. brevicornu H. and M. Dearing 1937-4-10 2848 Riverside Thousand Palms Cyn Comment
  SBBG87405  Chorizanthe brevicornu var. brevicornu A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6011 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct 426 Comment
  UCR174117  Chorizanthe coriacea A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32615 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
  JEPS57630  Chorizanthe corrugata W. L. Jepson 1927-4-12 11667 Riverside Painted Canyon, Mecca Hills. Comment
  RSA0107468  Chorizanthe corrugata Duncan S. Bell, Amanda Turek 2009-3-29 156 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  RSA688846  Chorizanthe fimbriata Scott D. White, Michael Honer 2003-6-17 9552 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  RSA500565  Chorizanthe leptotheca Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3605 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UC1543897  Chorizanthe leptotheca Barbara Ertter with Jeffrey L. Strachan 1980-5-22 3491 Riverside e side Dripping Springs Campground (Cleveland National Forest near Highway 79 between Aguanga and Temecula n of Wild Horse Peak); Cleveland National Forest, n of Wild Horse Peak 609 Comment
  UCR217645  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 130 Riverside San Jacinto Mountains, Bautista Canyon, on slopes east of creek and c. 2.5 km south of forest service boundry 820 Comment
  UCR98210  Chorizanthe parryi B. G. Pitzer 1997-4-1 3054 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  CAS-BOT-BC523923  Chorizanthe parryi var. parryi D. E. Bramlet 1991-4-30 2090 Riverside Peninsular Range: Shipley Reserve, Crown Valley at NW foot of Black Mtn., transect C-3 731 Comment
  JEPS57784  Chorizanthe parryi var. parryi W. L. Jepson 1914-5-25 6075 Riverside San Gorgonio Pass 548 Comment
  UCR103478  Chorizanthe parryi var. parryi D. E. Bramlet 1992-4-23 2238 Riverside Peninsular Range, Perris-Aguanga Basin Region, Double Butte Park, in bowl area between the Double Buttes, c. 610 m north of the edge of the old landfill, and 107 m east of the existing (eastern) access road 500 Comment
  UCR217538  Chorizanthe polygonoides var. longispina Diane Menuz 2008-3-27 388 Riverside Peninsular Range: Santa Ana Mountains, Santa Rosa Plateau. Along Waterline Rd., near Mesa de Burro. 581 Comment
  RSA305631  Chorizanthe rigida Henry J. Ramsey, Henry J. Ramsey 1937-3-2 868 Riverside Blythe, Colorado River bluffs. Comment
  RSA747801  Chorizanthe rigida Justin M. Wood 2009-3-26 397 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  SEINET7072843  Chorizanthe rigida A. G. Vestal 1963-5-19 s.n. Riverside About 0.5 mile west of Cahuilla. Coordinate datum: WGS84/NAD83. (33? deg. 32' 25" North Latitude, -116? deg. 45' 8" West Longitude, Coordinate datum: NAD27.). Comment
  UC68685  Chorizanthe rigida H. M. Hall May 1905 5906 Riverside Chuckawalla Spr , Chuckawalla Spr (Colorado Desert) Comment
  RSA388504  Chorizanthe staticoides Steve Boyd 1986-5-1 1812 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  RSA525356  Chorizanthe staticoides Steve Boyd, Andy Sanders, Mark Skinner 1990-4-28 4452 Riverside Vail Lake area, low, sedimentary hills to E of USFS Dripping Springs Campground along Arroyo Seco Crk, S of Hwy 79. 488 Comment
  JOTR34161  Chorizanthe watsonii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 118 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  UCR209521  Chorizanthe xanti subsp. leucotheca Robert J. Steers, Stan C. Spencer, Matt Willis 2009-6-1 s.n. Riverside San Gorgonio Pass, near the town of Cabazon, west side of the San Gorgonio River on the Morongo Indian Reservation, c. 0.2 mi. WSW of the corner of Dailey Rd. and Sullivan Rd. 675 Comment
  POM48595  Chrysolepis sempervirens Mary F. Spencer 1919-7-8 665 Riverside Tahquitz ridge, San Jacinto Mt. 2439 Comment
Read comments Nov 19 2011
  RSA754130  Chrysolepis sempervirens W. Schlegel, Andrew Troutte 2008-8-15 11 Riverside Idyllwild: PCT trail near Wilderness Boundary. 2363 Comment
  UCR99566  Chrysothamnus paniculatus B. G. Pitzer 1996-11-11 2930 Riverside Sonoran (Colorado) Desert, Orocopia Mts: Salt Creek Wash, at intersection w/ SR211, 4 rd. mi. south of Bob's Cabin 274 Comment
  POM295633  Chrysothamnus teretifolius Lyman Benson 1952-12-29 15089 Riverside Hidden Valley, Joshua Tree National Monument 1372 Comment
  CDA37653  Chylismia claviformis M. S. Wasbauer 1960-3-26 Riverside Shaver s Summit. 0 Comment
  SD185268  Chylismia claviformis Nathan Moorhatch 2005-2-17 Riverside Western Sonoran Desert: Coachella Valley, east edge of Santa Rosa Mountains, La Quinta west of Washington St. between Ave. 48 and Lake La Quinta Dr. -36 Comment
  UC1184361  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-16 11862 Riverside Fried Liver Wash Joshua Tree National Monument, Pinto Basin Comment
  UC1184368  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11746 Riverside US Hwy 95 8.6 mi n Blythe Comment
  UC1184373  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11752 Riverside along US Hwy 95 37.5 mi n Blythe (near Colorado River) Comment
  RSA0059652  Cirsium occidentale Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4587 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 525 Comment
  UCR201499  Cirsium occidentale var. californicum Scott D. White, Justin M. Wood 2008-6-17 12181 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  SEINET3005050  Cistanthe ambigua G. Rink 2011-4-27 10487 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe 109 Comment
  POM98780  Cistanthe ambigua M. French Gilman 1926-2-22 s.n. Riverside Thousand Palms Canyon. Comment
  RSA329670  Cistanthe monandra Gary D. Wallace 1966-3-26 250 Riverside Whitewater Canyon; 13 mi. E. of Banning, San Bernardino Nat l For. 427 Comment
  CAS-BOT-BC228717  Cistanthe umbellata H. M. Hall 1901-7-1 2352 Riverside San Jacinto Mountains. In open forests of Tauquitz [Tahquitz] Valley 2438 Comment
  CSUSB239  Clarkia purpurea subsp. quadrivulnera Loretta Bates 1978-5-27 Riverside Along Tenaja Road, just north of Mesa de Burro on the Santa Rosa Plateau. Comment
  RSA764128  Clarkia purpurea subsp. quadrivulnera L. M. Prince, Duncan S. Bell 2009-6-17 573 Riverside Cleveland National Forest Comment
  RSA707889  Clarkia similis Scott D. White, Angelia Carey 2004-4-16 10159 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  RSA0021842  Claytonia parviflora subsp. parviflora A. C. Sanders 2002-5-4 25040 Riverside San Jacinto Mtns.: Idyllwild, Pine Crest Ave., NE of Hwy 243. 1677 Comment
  RSA34561  Claytonia parviflora subsp. parviflora N. C. Cooper 1944-6-17 1438 Riverside San Jacinto Mountain. West side. 1372 Comment
  RSA69362  Claytonia parviflora subsp. parviflora G. R. Campbell 1951-5-30 16115 Riverside 9 miles west of Anza. 1067 Comment
  CAS-BOT-BC439711  Claytonia parviflora subsp. viridis Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3943 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. Saddle between summits, N slope along rd heading N to Black Hills. 792 Comment
  JEPS43332  Claytonia parviflora subsp. viridis C. V. Meyer Jun 1927 187 Riverside Saunder's Meadows; San Jacinto Mts. Comment
  UCR104934  Clematis lasiantha A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20675 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  RSA219223  Clematis ligusticifolia C. W. Tilforth 1970-10-16 319 Riverside Road to Santa Rosa Mountain Comment
  UC63842  Clematis pauciflora Miss Maggie M. Todd Apr. 1897 Riverside Winchester Comment
Read comments Mar 20 2011
  RSA278958  Cleome isomeris B. A. Prigge, L. Martinez 1978-3-23 2401 Riverside NW Colorado Desert, Coachella Valley, 1.9 miles E of North Palm Springs on Dillon Rd. 243 Comment
Read comments May 20 2013
  POM229458  Collinsia concolor Philip A. Munz 1937-5-30 15090 Riverside sandy area north of Vandeventer Flat, Santa Rosa Mts. 1677 Comment
  UCR169394  Collinsia heterophylla T. B. Salvato, John F. Green 2004-5-27 596 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR160491  Collinsia parryi A. C. Sanders 1994-5-30 14612 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UC26636  Collinsia parviflora H. M. Hall May 1901 1810 Riverside in vicinity of Strawberry Valley (San Jacinto Mountains); San Jacinto Mountains 1600 Comment
  SEINET4558014  Colubrina californica Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-1 1217 Riverside Northwest of the Blythe airport and in the washes east of the McCoy mountains. Comment
  CAS-BOT-BC215976  Convolvulus Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4059 Riverside Vail Lake area, summit of Big Oak Mtn. at E end 792 Comment
  UCR91470  Convolvulus arvensis Scott D. White, M. Jacobsmeyer 1996-4-20 3974 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  HSC85286  Convolvulus simulans Steve Boyd 1986-5-1 1787 Riverside SW Perris Basin: Hill W of Skunk Hollow. Comment
  SBBG101645  Convolvulus simulans S. Boyd with T. Ross 1991-6-14 6405 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215, just SW of jct of Briggs Rd and Scott Rd Comment
  UCR217666  Convolvulus simulans Ana Hernandez, Rose Cook 2010-4-15 016 Riverside Perris-Aguanga Basin, Estelle, c. 265m south of Cajalco Road, c. 335m east of La Sierra Ave. intersection 426 Comment
  UC218232  Cordylanthus nevinii P. A. Munz 1922-9-7 6408 Riverside on trail to Hidden Lake; San Jacinto Mts 2346 Comment
  UCR193917  Cordylanthus rigidus A. C. Sanders, Mitch Provance 2008-7-11 35764 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  UCR58305  Cordylanthus rigidus George K. Helmkamp 1989-10-7 s.n. Riverside San Bernardino Mtns., N edge of the fish hatchery in Whitewater Canyon, north of I-10 700 Comment
  RSA0097955  Cordylanthus rigidus subsp. setiger Duncan S. Bell 2014-11-14 7718 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  UC489090  Corethrogyne filaginifolia C. V. Meyer 1928-7-30 574 Riverside San Jacinto Mts., Saunder's Meadow 1676 Comment
  UCR150443  Crassula connata John F. Green 2005-2-14 s.n. Riverside Moreno Valley, Lasselle St. at Ironwood Ave., N of the 60 Fwy 564 Comment
  UCR167846  Crassula connata T. B. Salvato, Melissa Clemons 2005-6-2 1349 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  UCR117385  Cressa truxillensis A. C. Sanders, T. B. Salvato 2001-5-25 24381 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
  UCR182510  Cressa truxillensis Mitch Provance 2005-5-17 6586 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
  UCR18941  Crotalaria retusa John C. Roos 1936-12-2 1534 Riverside edge of a grain field at the Citrus Experiment Sta. (now UCR) Comment
  SEINET10777953  Croton J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12853 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  RSA480577  Croton californicus P. J. Remple 1942-3-3 s.n. Riverside Garnet Station. Comment
  SBBG119149  Croton californicus M. Sripracha, K. Boyd 2004-2-14 5 Riverside Snow Crk, ca. 25 m from Snow Crk Rd, ca. 0.7 km S of St Hwy 111 352 Comment
  CDA35285  Croton californicus var. mohavensis A. C. Browne 1952-4-23 Riverside Palm Springs 0 Comment
  POM10317  Croton californicus var. mohavensis Charlotte M. Wilder 1904-4-10 497 Riverside Palm Springs, Colorado Desert Comment
  RSA296185  Croton californicus var. mohavensis B. A. Prigge 1980-8-5 3823 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  CAS-BOT-BC189259  Cryptantha John H. Thomas 1957-3-29 6516 Riverside Between Banning and Cabazon, about 2 miles E of Banning near railroad tracks 609 Comment
  POM305859  Cryptantha angustifolia Henry J. Ramsey, Henry J. Ramsey 1939-11-28 1161 Riverside 10 miles east of Indio. Comment
  RSA314619  Cryptantha angustifolia R. F. Thorne, Drs Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55486 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA719046  Cryptantha angustifolia Michael Honer 2005-3-11 2054 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  SEINET3004967  Cryptantha angustifolia G. Rink 2011-3-24 10391 Riverside Sandy wash north of Blythe, east of the McCoy Mtns 109 Comment
  UCR247325  Cryptantha angustifolia David Fraker, Aaron C. Sedgwick 2012-3-22 10 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; south of Joshua Tree National Park on both sides of Hwy 177 [Desert Center-Rice Rd.], c. 5 miles north of Hwy I-10, c. 3 miles south of Desert Lily Sanctuary 183 Comment
  SEINET10497267  Cryptantha angustifolia David Charlton 1988-2-18 Charlton 1131 Riverside Alluvial fan, S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10. Creosote Bush Scrub. 1 mi E of Jct Dillon Rd. and Fargo Cyn Rd. Stable and disturbed Bajada with; Psorothamnus, Larrea Common 8 in. white flowered annual on granite. 610 Comment
  UCR30072  Cryptantha barbigera George K. Helmkamp 1983-4-5 483 16 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  UCR86212  Cryptantha barbigera A. C. Sanders 1995-5-23 17114 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, north of Toro Canyon., west of Monroe St., and south of Avenue 62 91 Comment
  JOTR33979  Cryptantha barbigera var. barbigera La Doux, Tasha, M. Harding 2010-4-7 2867 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
  UCR228577  Cryptantha barbigera var. barbigera Dave Silverman, A. C. Sanders, Jeanette Duffels, Richard Dwerlkotte, Tammie Beyerl 2010-3-23 8060 Riverside Sonoran (Colorado) Desert, southwest flank of Palen Mtns bajada, along Palen Dunes drive, 4.6 km N of I-10, 9 km ESE of Sidewinder Well 136 Comment
  SD260222  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr. 2014-4-22 7885 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. 481 Comment
  UCR140302  Cryptantha corollata A. C. Sanders 2004-4-9 27455 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  RSA780960  Cryptantha costata Stephanie Rockwood, Christi Gabriel 2011-12-14 219 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 107 Comment
  UCR75100  Cryptantha costata A. C. Sanders, E. J. Lawlor 1992-4-3 12085 Riverside Sonoran (Colorado) Desert, 0.2 mi north of Hwy I-10 at the Wiley Well Rest Stop, c. 31 mi east of Desert Center. 122 Comment
  SBBG87958  Cryptantha cycloptera A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6144 Riverside N foot of the Chuckwalla Mtns, 2.75 airline mi SE of Desert Center 365 Comment
  GMDRC5516  Cryptantha inaequata J. Andre 2012-3-19 21382 Riverside Palen Mountains: along Palen Pass Rd at Palen Pass 383 Comment
  CLARK-A1045-138  Cryptantha intermedia George K. Helmkamp 1978-4-1 Riverside Deep Canyon rocky flat by University of California Reserve System Boyd research station; Palm Desert 15'Q Comment
  RSA771785  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4703 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 W116.65124 604 Comment
  SBBG53358  Cryptantha intermedia J. Zabriskie 1975-3-26 Riverside Boyd Deep Cyn Research Center Comment
  UC78664  Cryptantha intermedia C. R. Orcutt Riverside Colorado Desert Comment
  UCD119854  Cryptantha intermedia Gordon Pilone 1961-3-1 95 Riverside White Water Canyon, one-half mile below fish hatchery in San Bernardino Mountain Range. 457 Comment
  UCR275196  Cryptantha intermedia T. B. Salvato, Gregg Miller 2005-6-7 1448 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  UCR277702  Cryptantha intermedia Mitch Provance 2013-4-16 413- 20 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  SDSU21023  Cryptantha juniperensis A. C. Sanders 2012-4-12 40027 Riverside Peninsular Range: Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 100 m SE of El Hermano Rd. (Lake Mathews 7.5' +/- 100m). Sandy californicus, Bromus diandrus. 314 Comment
  HSC87254  Cryptantha maritima Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2179 Riverside NW end McCoy Mtns., NW of Blackjack Mine 400 Comment
  RSA776338  Cryptantha maritima Duncan S. Bell, Amanda Turek 2010-4-10 817 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UC665862  Cryptantha maritima Ira L. Wiggins 1941-3-24 9579 Riverside 2.7 mi s Mortmar (along e side of Salton sea); Salton Sea Comment
  UCR138588  Cryptantha maritima Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1318 Riverside Western Colorado Desert, Mecca Hills: Painted Canyon north of Hwy 195 Comment
  UC100866  Cryptantha micrantha H. M. Hall 1905-4-28 5938 Riverside McCoy Wash Colorado Desert Comment
  RSA79959  Cryptantha micrantha var. lepida F. W. Peirson 1922-5-19 4483 Riverside San Jacinto River, San Jacinto Mtns. 1220 Comment
  SD185170  Cryptantha microstachys A. C. Sanders 2005-4-21 29569 Riverside Gavilan Hills, south of Harford Springs County Park and Ida Leona Rd., 1.5 miles eastsoutheast of Gavilan Peak. 622 Comment
  RSA585729  Cryptantha muricata D. L. Banks, S. D. Boyd 1995-5-9 391 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 701 Comment
  UCR104924  Cryptantha muricata A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20658 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR13433  Cryptantha muricata P. M. Hasegawa 1973-5-20 s.n. Riverside San Jacinto Mtns, North Shore of Lake Hemet, in an area about 100-200 m north of the middle public parking lot. 1646 Comment
  RSA0078869  Cryptantha muricata var. jonesii Scott D. White, Justin M. Wood 2009-5-21 12867 Riverside Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  RSA0079554  Cryptantha muricata var. muricata Christopher Davidson 1975-6-16 2810 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  RSA0124031  Cryptantha nevadensis var. nevadensis Duncan S. Bell, LeRoy Gross 2016-3-10 8876 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  JEPS67795  Cryptantha pterocarya W. L. Jepson 1928-4-23 12564 Riverside Cottonwood Spring Colordo Desert, Eagle Mts. 731 Comment
Read comments Oct 9 2010
  UCR18153A  Cryptantha pterocarya var. cycloptera A. C. Sanders 1979-3-9 947 A Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns, Deep Canyon Reserve south of Palm Desert. In the gorge of Deep Canyon above the Research Center - near bucket #24 366 Comment
  UCR52021  Cryptantha pterocarya var. cycloptera Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2182 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  UC1601965  Cryptantha pterocarya var. purpusii H. M. Hall May 1899 1161 Riverside between San Jacinto Mt. and El Toro Mt. (at Van Deventer's Ranch); San Jacinto Mountains 1371 Comment
  UCR41228  Cryptantha pterocarya var. purpusii N. M. Fellows, A. C. Sanders 1985-4-9 144 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
  JEPS67814  Cryptantha racemosa W. L. Jepson 1927-4-12 11675 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  SEINET186302  Cryptantha racemosa Philip A. Munz 1940-3-24 15693 Riverside 3 miles south of Cottonwood Springs Eagle Mts. 457 Comment
  CLARK-A1528-2236  Cryptantha utahensis John C. Roos 1948-5-1 3816 Riverside Whitewater 548 Comment
  SDSU18688  Cryptantha utahensis Kristen Hasenstab, M. G. Simpson 2008-4-1 53 Riverside Joshua Tree National Park. 1000 ft from Cottonwood Springs campground. Near sign for entrance from campground to Mastodon loop trail. Hillside is covered with this species of Cryptantha, especially on north facing slopes. 905 Comment
  UCR198184  Cryptantha utahensis Michael Honer, L. Hulse 2004-4-2 1874 Riverside Colorado(Sonora) Desert, Little San Bernardino Mountains. Blind Canyon, c. 0.5 mi north of Desert Hot Springs 488 Comment
  UCR20830  Cucurbita foetidissima A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1297 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
  UCR177703  Cuscuta brachycalyx Michael Wall 1996-7-6 192 Riverside Peninsular Ranges; Perris-Aguanga Basin region, San Jacinto Valley, W side of Ramona Expressway in swale beginning 0.4 mi SE of Sanderson continuing for >0.5 mi. 488 Comment
  CLARK-A1528-421  Cuscuta californica var. californica Fred B. Essig 1966-9-12 Riverside Santa Ana River Comment
  POM122840  Cuscuta ceanothi Marcus E. Jones 1924-4-29 s.n. Riverside Idyllwild. Comment
  UC520001  Cuscuta subinclusa Joseph Andorfer Ewan 1932-7-9 7497 Riverside Santa Ana River at Chino Creek; Santa Ana River Comment
  CAS-BOT-BC59396  Cylindropuntia bigelovii var. bigelovii L. R. Abrams 1926-3-26 11212 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA0114882  Cylindropuntia echinocarpa Marc A. Baker 2014-2-16 17932 Riverside Big Maria Mountains, along the Midland-Vidal Road, 12.5 km WSW of Quien Sabe Point, 33km NNW of Blythe. 337 Comment
  SD248376  Cylindropuntia echinocarpa Michelle Cloud-Hughes, Tim Thomas and Kelsey Black 2013-3-24 89 Riverside Ripley 7.5'Q quad. Palo Verde Mesa, 14 km WSW of Blythe. 120 Comment
  RSA0083636  Cylindropuntia ganderi Lyman Benson 1955-12-6 15627 Riverside San Jacinto Mountain Range. Pines-to-Palms Highway. 1220 Comment
  SEINET3071826  Cylindropuntia ramosissima Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17508 Riverside Pilot Mountain quadrangle, zone 11 0655330mE 3721650mN NAD83, Corn Springs, north side of Chuckwalla Mountains, 12km SSE of Desert Center, 85km east of Indio 498 Comment
  RSA781888  Cynanchum utahense Duncan S. Bell 2011-10-22 3005 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  RSA483552  Cynodon dactylon H. de Forest s.n. Riverside E of Coachella Valley. Chino Canyon. Colorado Desert Comment
  UCR92686  Cyperus eragrostis Scott D. White 1995-7-7 3459 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  RSA597789  Cyperus involucratus Scott D. White 1996-3-31 3853 Riverside Bundy Canyon, SE of Lake Elsinore; ca 1 road mile (ca 0.2 mile) E of Bundy Canyon Road exit from Hwy I-15. 451 Comment
  SD148283  Cyperus involucratus A. C. Sanders, Steve Boyd 2000-11-30 23726 Riverside San Bernardino/ upper Santa Ana River region; Box Springs Mountains foothills, Box Springs Canyon above Sheriff's Academy, north of Central Avenue. 366 Comment
  UCR16051  Cyperus involucratus Becky Brooks 1973-5-26 s.n. Riverside Corona, N end of third irrigation pond c. 250 yards north of Ontario Ave & 100 yards east of Compton Ave Comment
  RSA365098  Cyperus niger var. capitatus L. C. Wheeler 1933-12-2 2319 Riverside U.S. 99: 2 miles NW Whitewater Station. 366 Comment
  UCR130129  Cyperus odoratus Joseph A. Ewan 1931-10-3 5215 Riverside Santa Ana River, 4 miles NW of Corona 162 Comment
  RSA751278  Cystopteris fragilis A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35646 Riverside May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  NY43422  Dalea mollis C. R. Annable 1995-3-9 2259 Riverside BLM land, ca. 13km N of Rancho Mirage, behind A-1 Cement Comment
  SEINET2061476 Image available Dalea mollissima A. C. Sanders, et al. 1986-3-2 6067 Riverside Chuckwalla Valley, ca. 1/2 mile W of Graham Pass, on powerline road 1/2 mile S of old Hwy 60. 134 Comment
  CAS-BOT-BC283041  Dasyochloa pulchella Welder 1907-4-1 s.n. Riverside Murray Wash, Palm Springs Comment
  POM13632  Dasyochloa pulchella E. C. Jaeger 1921-3-28 1042 Riverside Redrock Canyon, 15 miles east of Mecca Comment
  RSA191408  Datisca glomerata E. W. Lathrop, R. F. Thorne 1967-9-26 6616 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  RSA717450  Datura discolor Scott D. White, Pam De Vries 2006-3-14 11262 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  RSA784960  Datura discolor Duncan S. Bell 2012-3-18 3224 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
  UCR244445  Datura discolor Jim Andre 2012-4-16 20899 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  SBBG55995  Datura wrightii K. Cook 1966-5-12 Riverside 50 yds N on roadside of hwy from Hemet to Idyllwild across from farm house, 0.25 mi from ranger station 701 Comment
  UC1234726  Datura wrightii David P. Gregory 1961-6-6 469 Riverside near the Santa Ana River w Prado Dam; near the Santa Ana River, w of Prado Dam Comment
  UC444927  Datura wrightii F. M. Reed 1905-9-28 257 Riverside Riverside Comment
  UCSB8594  Datura wrightii Hawkins, L. 1956-4-14 Riverside south of Joshua Tree National Monument on Route 60 Comment
  UCR260562  Daucus pusillus T. B. Salvato 2015-4-2 8106 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully 537 Comment
  RSA706234  Deinandra mohavensis Michael Wall, Cassy, Dick Whiting 2005-8-6 402 Riverside SE Hemet, Santa Rosa Hills, Simpson Park. Comment
  CAS-BOT-BC131036  Deinandra paniculata Mrs. J. D. Abrams 1901-5-20 2 Riverside Elsinore Comment
  SD193223  Deinandra paniculata David Charlton 2005-8-10 Riverside Perris-Aguanga Basin Region: Perris, southwest corner of Perris Valley Airport, corner of Mapes Rd. and Goetz Rd. 430 Comment
  UC50192  Deinandra paniculata H. M. Hall May 17 1901-Jun 1 1901 1801 Riverside San Jacinto Mtns. Comment
Read comments Oct 29 2011
  RSA0019613  Delphinium parishii subsp. parishii R. S. Woglum 1937-5-22 582 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  RSA0119900  Delphinium parishii subsp. subglobosum Duncan S. Bell, Thomas Stoughton 2016-4-12 9230 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  CAS-BOT-BC121435  Delphinium parryi subsp. parryi L. R. Abrams 1935-4-7 13665 Riverside Gavilan Hills Region, 2 mi SW of Perris Comment
  UCR79228  Delphinium patens subsp. hepaticoideum Steve Boyd 1992-4-15 6862 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  UCR268281  Dendromecon rigida Jim Andre 2012-6-15 30506 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  RSA433237  Dendromecon rigida subsp. rigida E. Crow 1929-3-17 191 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA433552  Dendromecon rigida subsp. rigida N. C. Cooper 1944-7-15 1599 Riverside Idlewild [Idyllwild], San Jacinto Mountains. 1524 Comment
  SD234342  Descurainia incana A. C. Sanders, Tim Thomas 2008-8-1 35967 Riverside Peninsular Range; San Jacinto Mtns.: lowe Coldwater Creeknear Mountain Center, at stream crossing of trail SSE of Keenwild Fire Station (Idyllwild 7.5'Q) 1402 Comment
  POM13162  Descurainia obtusa subsp. adenophora P. A. Munz 1922-7-4 5975 Riverside Kenworthy. 1418 Comment
  POM13163  Descurainia obtusa subsp. adenophora P. A. Munz 1922-6-30 5906 Riverside Santa Rosa, Santa Rosa Mtns. About deserted Indian village. 1982 Comment
  UCR117100  Descurainia sophia A. C. Sanders, T. B. Salvato 2001-5-3 24115 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  OBI26119  Dicoria canescens David J. Keil 1976-12-12 11928 Riverside along I-10, 37 mi E of Chiriaco Summit Comment
  UCR109774  Dicoria canescens R. D. Goeden, Don W. Ricker 1985-10-12 s.n. Riverside Sonoran Desert, c. 7 mi. south of Granite Pass, west side of Desert Center-Rice Road (Hwy 177), 21.8 miles north of Desert Center, 5.1 miles south of junction with Highway 62 285 Comment
  RSA596538  Digitaria sanguinalis D. L. Banks, Lauren Raz 1996-8-29 1135 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; Along Los Caballos Road, approximately 0.5 m S of Hwy. 79, 100 m N of the Golf Course access road;, along the E side of the road under the drip irrigation line to a vineyard. 399 Comment
  SEINET3829010  Diplachne fusca var. uninervia Malcolm A. Nobs, S. Galen Smith 1948-1 494 Riverside Citrus grove, 2 miles north of Indio. Comment
  SEINET269429 Image available Diplacus bigelovii var. bigelovii John Wear 1995-1 Riverside Colorado Desert; wash along Eagle Mountain Road north of I-10 near Desert Center Comment
  SBBG122765  Diplacus fremontii A. Parikh 1990-5-12 169 Riverside Arroyo Seco, S of Dripping Springs Cmpgrd, 1 km S of Hwy 79, 2.8 km E of Woodchuck Rd 494 Comment
Read comments Apr 29 2011
  RSA0019404  Diplacus fremontii Kim Robinson 1990-5-26 13 Riverside Highway 243, heading S toward Idyllwild, at the turn-out directly across from Skyland Ranch. 1524 Comment
  CAS-BOT-BC150263  Diplacus puniceus Steve Boyd; Aydee Virgen 2004-4-13 10850 Riverside Peninsular Ranges; Santa Ana Mountains region: San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  SEINET7248342 Image available Distichlis spicata Duncan S. Bell, Evan Meyer 2014-1 6493 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; Canyon Spring. 367 Comment
  UCR42409  Ditaxis californica J. M. Stewart 1986-1-20 86- 3 Riverside Sonoran (Colorado) Desert, Divide between the Mecca Hills and the Orocopia Mtns. Comment
  JEPS48842  Ditaxis lanceolata Marjorie D. Clary 1932-5-29 931 Riverside Marshall Canyon Comment
  RSA681993  Ditaxis lanceolata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10488 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR233148A  Ditaxis lanceolata Jim Andre, Glenn L. Clifton 2011-2-22 17464 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR72236  Ditaxis lanceolata Theo Glenn 1991-5-27 91- 122 Riverside Sonoran (Colorado) Desert, Palen Mountains, NE of Desert Center 360 Comment
  CLARK-A1045-148  Ditaxis neomexicana George K. Helmkamp 1978-4-1 Riverside Deep Canyon Palm Desert 15'Q Comment
  UCR157438  Ditaxis neomexicana George K. Helmkamp 1998-4-4 3180 Riverside Sonoran (Colorado) Desert, 2.3 mi. north of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  UCR244303  Ditaxis neomexicana Jim Andre 2012-4-15 20856 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
  UCR245233  Ditaxis neomexicana Jim Andre 2012-3-19 21323 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
  UCD142318  Ditaxis serrata Robert F. Thorne; C. W. Tilforth 1980-5-28 54166 Riverside San Bernardino Mts.; at E side of Whitewater River, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  RSA0112085  Dithyrea californica Duncan S. Bell 2010-2-21 554 Riverside Arica Mountains; within the Palen/McCoy Wilderness area; collecting in large drainage on western section of range. 452 Comment
  CDA36024  Dittrichia graveolens Lee Jones 2010-11-19 s.n. Riverside Beaumont; San Timoteo Canyon Rd. at entrance to golf course maintenance bldg., c. 1.8 mi. west of intersection with I-10. Comment
  JEPS14662  Dodecatheon alpinum C. V. Meyer 1928-7-27 560 Riverside Round Valley San Jacinto Mts., Round Valley 2773 Comment
  RSA192056  Dodecatheon clevelandii E. W. Lathrop 1960-3-11 4653 Riverside 5 miles west of Murrieta. Comment
Read comments Apr 28 2011
  CAS-BOT-BC41629  Draba corrugata var. saxosa Carl B. Wolf 1932-8-5 3979 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  POM259184  Draba saxosa P. A. Munz 1938-8-14 15391 Riverside East of Toro Peak, Santa Rosa mts. 2439 Comment
  RSA0019580  Drymocallis glandulosa var. glandulosa E. W. Lathrop 1966-5-29 6388 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  CAS-BOT-BC535006  Drymocallis glandulosa var. reflexa C. B. Wolf 1931-5-11 1961 Riverside San Jacinto Mts. near Pipe Creek above Hemet Valley, Upper Sonoran 1676 Comment
  CAS-BOT-BC70833  Dryopteris arguta G. R. Kleeberger 1878-12-30 s.n. Riverside Temescal Comment
  UCR149997  Dryopteris arguta Scott D. White 2000-11-15 8146 Riverside Peninsular Range; San Jacinto Mtns, Idyllwild area, 'Strawberry Fuelbreak' betwen 'Inspiration Point' and Strawberry Creek 1646 Comment
  CSUSB621  Dudleya lanceolata Joe Barrington Riverside Fairmount Park Fairmount Park [in city of Riverside, off Market Street near the 60 freeway], at west end of lake on grassy hillside. Comment
Read comments Jun 2 2013
  JEPS49925  Dudleya lanceolata W. L. Jepson 1901-5-17 1222 Riverside Riverside Comment
  RSA180468  Dudleya lanceolata E. W. Lathrop 1960-5-27 5227 Riverside 6 miles west of Murrieta. Comment
  UCR3506  Dudleya lanceolata Frances Miller 1964-5-9 M- 6432 Riverside 20 ft below R.R. tracks, base of Box Springs Mtns., near end of Big Springs Rd. 381 Comment
  HSC47382  Dudleya saxosa subsp. aloides Richard Spjut, C. E. Edson 1978-5-5 5017 Riverside W margins of Colorado Desert, along Hwy. 74, W of Palm Desert in the San Jacinto Mtns. 915 Comment
  JEPS49889  Dudleya saxosa subsp. aloides W. L. Jepson 1914-5-18 6011 Riverside n Indio (Lookout Mtn near Pinon Well); Colorado Desert Comment
  SDSU18667  Echinocereus triglochidiatus Michael G. Simpson, Kristen Hasenstab 2008-4-2 2953 Riverside Joshua Tree National Park. Mouth of canyon at southwest end of Hidden Valley. 1272 Comment
  SD217180  Echinochloa crus-galli Darin L. Banks, Lauren Raz 1996-8-29 1134 Riverside NW foothills of Dorland Mountain; along Los Caballos Road, approx. 0.5 meters south of Highway 79, 100 meters north of the Golf Course access road; along the east side of the road under the drip irrigation line to a vineyard (I(c) mile north of T8S R2W S24) 398 Comment
  UCR2345  Echinochloa crus-galli F. M. Reed 1903-11-30 223 Riverside Riverside: Blaine Street, Ramona Ranch. 290 Comment
  CLARK-A1528-97  Echinodorus berteroi Ruth Cooper 1941-6-8 67 K Riverside Perris Comment
  UCR15634  Eleocharis acicularis var. acicularis George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  RSA740936  Eleocharis bella Scott D. White, Justin M. Wood 2008-7-9 12438 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  HSC46428  Eleocharis macrostachya Christopher Davidson 1977-5-25 5647 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mtns. 701 Comment
  POM313068  Eleocharis palustris Malcolm A. Nobs, S. Galen Smith 1948-9-3 502 Riverside Thermal. Comment
  RSA760354  Eleocharis palustris Robert F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55212 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road 730 Comment
Read comments Jul 19 2017
  POM229451  Elymus elymoides P. A. Munz 1937-5-30 15083 Riverside Northwest slope of Santa Rosa Mountain. 2134 Comment
  OBI32773  Elymus glaucus E. W. Lathrop 1965-4-26 5689 Riverside 4 mi SE of Murrieta Comment
  UC60794  Elymus trachycaulus H. M. Hall 1897-8-10 787 Riverside Tamarack Valley San Jacinto Mountains 2621 Comment
  UCR91549  Elymus triticoides A. C. Sanders 1995-11-26 17916 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  JEPS1600  Emmenanthe penduliflora L. J. Childs May 1920 Riverside Mecca Hills Colorado Desert (canyon E of lava shallow) Comment
Read comments Nov 19 2011
  RSA33584  Emmenanthe penduliflora N. C. Cooper 1944-5-21 1269 Riverside West side. Burned over canyon 1067 Comment
  RSA524425  Emmenanthe penduliflora Steve Boyd, L. Arnseth, Tim Ross, J. Bonilla 1990-4-3 4121 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
  RSA678348  Emmenanthe penduliflora Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10461 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UC724322  Emmenanthe penduliflora Aven and Ruth Nelson 1939-3-29 3321 Riverside Hidden Springs Comment
  UC880682  Emmenanthe penduliflora I. W. Clokey 1935-4-8 6846 Riverside Gavilan Mesa 600 Comment
  UCR104918  Emmenanthe penduliflora A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20651 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR4140  Emmenanthe penduliflora Ronald M. Cope 1965-3-13 s.n. Riverside Western Colorado Desert/ San Bernardino Mtns., small canyon on west side of Whitewater Canyon Road about 2 mi from trout hatchery 549 Comment
  UCR900  Emmenanthe penduliflora Grace Sprague 1968-5-3 s.n. Riverside San Jacinto Mountains, Banning-Idyllwild Road 5.6 mi below Twin Pines turn-off 854 Comment
  CAS-BOT-BC291155  Encelia Elizabeth McClintock 1964-4-8 s.n. Riverside Snow Canyon, east side of Mt. San Jacinto Comment
  JEPS34089  Encelia actoni W. L. Jepson 1928-4-25 12584 Riverside Cottonwood Springs Colorado Desert, Eagle Mts., Cottonwood Springs 731 Comment
  JEPS34099  Encelia actoni W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1253 Riverside San Jacinto River Comment
  JOTR31161  Encelia actoni La Doux, Tasha 2009-6-3 1868 Riverside Joshua Tree National Park. (Stop 5): Little San Bernardino Mountains, Covington Flats Area, lower slopes, just above parking area for lower Covington Flats 1460 Comment
  OBI5757  Encelia actoni Carl B. Wolf 1931-10-14 2458 Riverside Lower sonoran. Roadside at Cabezon, San Gorgonio Pass 518 Comment
  RSA772971  Encelia actoni Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4781 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  JEPS34115  Encelia californica C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-4-15 4737 Riverside Gavilan Peak 500 Comment
  CAS-BOT-BC131321  Encelia farinosa Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC172828  Encelia farinosa A. C. Sanders; T. B. Salvato 2006-6-2 33068 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
  RSA670063  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside 6.2 miles west of Junction of Hwy 78 and Hwy 60-70 near Blythe Comment
  UCR200326  Encelia farinosa Steve Boyd 2007-4-20 11724 Riverside Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road 549 Comment
  UCR244070  Encelia farinosa Jim Andre 2012-4-16 20897 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  POM308648  Encelia farinosa var. farinosa Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3201 Riverside Near Desert Center. Comment
  POM50381  Encelia farinosa var. farinosa W. W. Eggleston 1924-3-8 19529 Riverside Hemet. 480 Comment
  CAS-BOT-BC131421  Encelia frutescens H. M. Hall 1905-4-1 5859 Riverside Near [Canon] Canyon Springs Comment
  SEINET11836157  Encelia frutescens var. actoni L. S. Rose 1936-1 36802 Riverside San Jacinto Mts., Palms to Pines Highway, 17 mi SW of Indio 914 Comment
  RSA234110  Ephedra aspera Robert F. Thorne, R. Carolin 1967-3-21 41640 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  UC813668  Ephedra aspera I. W. Clokey 1935-4-17 6513 Riverside Cottonwood Springs Comment
  JOTR34119  Ephedra californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2739 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA33305  Ephedra californica N. C. Cooper 1943-10-3 940 Riverside Cabazon, Alkali flat. 610 Comment
  SEINET5767780  Ephedra californica M. B. Dunkle 1932-3-25 2874 Riverside Cabazon. Colorado Desert. Comment
  UC407312  Ephedra californica LeRoy Abrams 1903-4-6 3204 Riverside Palm Springs Comment
  UCR240047  Ephedra californica A. C. Sanders, Chika Mori 2011-6-15 39665 Riverside Sonoran (Colorado) Desert, NW Coachella Valley, Worsley Rd. 0.1 mile above North Indian Dr., at mouth of Dry Morongo Canyon, just east of Hwy 62 534 Comment
  SDSU3618  Ephedra nevadensis A. H. Gallup 1949-3-28 358 Riverside East slope, Palms to Pines Hwy. above Desert Center, San Jacinto Mt. Range 762 Comment
  CAS-BOT-BC81875  Ephedra trifurca Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13265 Riverside NW edge of sand dunes, 2.1 mi. S of Rice, on road to Midland and Blythe Comment
  RSA787332  Epilobium adenocaulon var. parishii Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49556 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  RSA787213  Epilobium angustifolium J. D. Olmsted 1959-7-18 766 Riverside N. fk. San Jacinto River drainage area. Dark Canyon above Hwy from Banning to Idyllwild (0.25 mi). 1723 Comment
  RSA596531  Epilobium brachycarpum D. L. Banks 1996-7-16 1128 Riverside NW Palomar Mountains; Agua Tibia Mountains; In the Vail Ranch Housing Development, N of the Pechanga Indian Reservation; At the W side of the intersection of Marge Place and Tehachapi Pass( N of Vail Ranch Road) . 427 Comment
  POM153434  Epilobium canum subsp. latifolium Martha Hilend 1927-12-31 s.n. Riverside Cottonwood Springs. South edge of Mojave Desert. Comment
Read comments Sep 20 2011
  RSA588501  Epilobium canum subsp. latifolium H. de Forest, Jack Rempel 1933-10-29 s.n. Riverside Snow Creek Canyon 541 Comment
  UC1178499  Epilobium canum subsp. latifolium Peter Kamb 1948-10-31 1278 Riverside Hall Canyon San Jacinto Mts. 1645 Comment
  UCR155041  Epilobium ciliatum A. C. Sanders, Kelly Volansky 2005-3-17 29227 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UC20050  Epilobium ciliatum subsp. glandulosum H. M. Hall 1901-7-24 2562 Riverside small spring on steep n side San Jacinto Mountains Comment
  RSA618001  Epilobium pygmaeum R. E. Riefner Jr. s.n. Riverside Elsinore Trough between Willard and Murrieta Creek; Wildomar. Comment
  UC980844  Epipactis gigantea Fred L. Jones 1953-7-17 90 Riverside Santa Rosa Mountains; at spring 609 Comment
  UCR202585  Equisetum arvense Scott D. White, Justin M. Wood 2008-7-8 12373 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  SBBG89536  Equisetum telmateia subsp. braunii J. Adams 1966-4-28 744 Riverside Santa Rosa Plateau, dirt rd from Murrieta to De Luz 762 Comment
  UCR156276  Eragrostis T. B. Salvato, Kent Beaman 2005-5-16 852 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
  UCR92729  Eragrostis lehmanniana A. C. Sanders, S. Ogg 1994-7-28 15167 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  RSA27803  Eremalche rotundifolia C. L. Hitchcock 1940-4-4 5955 Riverside Pinto Basin. Comment
  UCSB26816  Eremogone macradenia Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns. 2377 Comment
  JEPS31756  Eremothera refracta E. E. Schellenger April 1920 Riverside Chuckawalla Bench Colorado Desert Comment
  UC73655  Eriastrum densifolium M. F. Gilman 1904-1 32 Riverside Banning Comment
Read comments Mar 13 2011
  RSA0105505  Eriastrum densifolium subsp. austromontanum Christopher Davidson 1978-6-15 7381 Riverside Santa Rosa Mts. Road from Hwy 74 to Sta Rosa Mt., ca. 2 mi W of junction to Sta Rosa Spgs Campground. 2087 Comment
  UC23526  Eriastrum densifolium subsp. austromontanum Harvey M. Hall 1896-9-2 330 Riverside San Jacinto Mt. 1524 Comment
  UCR268288  Eriastrum densifolium subsp. austromontanum Jim Andre 2012-6-15 30534 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  UC130497  Eriastrum sapphirinum Charlotte M. Wilder 1909-7-15 959 Riverside at gate near keeper's house; Hemet Valley Comment
  UC1951167  Eriastrum sapphirinum Scott D. White, Justin Wood 2009-5-22 12932 Riverside SAN JACINTO MOUNTAINS: Halfway Spring, accessed via Old Control Road. USGS Blackburn Canyon 7.5' Quad. Comment
  RSA0122043  Eriastrum sapphirinum subsp. dasyanthum Charlotte M. Wilder 1904-6-4 s.n. Riverside Wilder's Canyon. Comment
  RSA0122974  Eriastrum sapphirinum subsp. sapphirinum H. M. Hall 1901-08 2635 Riverside San Jacinto Mountains. The south side. 1585 Comment
  UCR139651  Ericameria brachylepis A. C. Sanders 2004-7-1 28372 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, just off Wickard Rd. c. 1 mile east of the "Menifee-Antelope Community Hall", 5 miles due south of Sun City 476 Comment
  JEPS31355  Ericameria linearifolia W. L. Jepson 1901-5-20 1330 Riverside Thomas Valley Mt. San Jacinto Range, Thomas Valley Comment
  RSA771628  Ericameria linearifolia Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4994 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
  POM318593  Ericameria palmeri var. pachylepis Patricia Wilder 1970-10-15 4799 Riverside Prado Dam; by entry gate on west end of top of dam; Chino Hills; Santa Ana River. 183 Comment
  POM183885  Ericameria pinifolia P. A. Munz 1932-10-16 12841 Riverside Palm Creek, Santa Rosa Mountains. 1463 Comment
  POM96266  Ericameria pinifolia E. C. Jaeger 1925-11-9 s.n. Riverside Dripping Spring, S.W. Riverside Co. Comment
Read comments Jun 3 2008
  JOTR31168  Erigeron breweri var. covillei La Doux, Tasha 2009-6-3 1873 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  UC574882  Erigeron breweri var. covillei C. Epling and Wm. Robison 1933-6-26 Riverside Key's View Little San Bernardino, Key's View 1524 Comment
  UCR201513  Erigeron breweri var. covillei Scott D. White, Justin M. Wood 2008-6-17 12176 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  POM49138  Erigeron foliosus Mary F. Spencer 1919-6-25 1269 Riverside San Jacinto Moutains: Idyllwild. 1616 Comment
  UCR154443  Erigeron foliosus A. C. Sanders, Mike Misenhelter 2005-6-15 30978 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
  UCR175219  Erigeron foliosus Jennifer H. Jones 2006-6-6 399 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; lower ele. part of San Juan Loop Trail, N of Upper San Juan Campground 518 Comment
  CAS-BOT-BC296235  Erigeron foliosus var. foliosus P. C. Everett 1935-6-17 7158 Riverside Coldwater Canyon trail to Santiago Pk. 2 mi. above Glen Ivy Resort, Santa Ana Mts. 609 Comment
  POM357497  Erigeron foliosus var. stenophyllus J. C. Marvin 1923-5-1 s.n. Riverside Idyllwild. Comment
Read comments Oct 22 2011
  CLARK-A1528-540  Eriodictyon crassifolium Fred B. Essig 1967-3-23 Riverside San Jacinto River Comment
  RSA80578  Eriodictyon crassifolium G. R. Campbell 1952-9-20 18287 Riverside Rade S of Banning, on Idyllwild road, San Jacinto Mts. 1067 Comment
  GMDRC6547  Eriodictyon crassifolium var. crassifolium J. M. Andre 2012-6-15 30499 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
  JOTR34095  Eriogonum angulosum Herskovits, Tasya 2011-9-28 1 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Keys View; Burn area on gentle rocky slopes 1582 Comment
  CAS-BOT-BC248624  Eriogonum apiculatum Louis C. Wheeler 1931-10-3 233 Riverside 1 1/2 mi. NW Tahquitz Peak, San Jacinto Mts. 1889 Comment
  POM161534  Eriogonum apiculatum Ralph Hoffmann 1929-9-10 s.n. Riverside Tahquitz Peak. 2439 Comment
  RSA754120  Eriogonum apiculatum W. Schlegel, Matt McDonald 2009-4-9 37 Riverside Idyllwild: Red Mountain Lookout and communications site on a hilltop. Comment
  SBBG160  Eriogonum apiculatum R. Hoffmann 1929-9-6 Riverside above Tahquitz Valley 2499 Comment
  SBBG61840  Eriogonum apiculatum R. Hoffmann 1929-9-8 Riverside near Tahquitz Pk Comment
  GMDRC3111  Eriogonum davidsonii J. Andre, T. La Doux 2008-9-13 10278 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Upper Wilson Canyon on E. side of paved Hwy.. Elev. 3252 ft. 991 Comment
  RSA393470  Eriogonum davidsonii Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 1372 Comment
  SD241143  Eriogonum davidsonii A. C. Sanders 2008-7-25 35919 Riverside Peninsular Range: San Jacinto Mountains: east side of May Valley, NE of Bonita Vista Road at foot of hills (Idyllwild 7.5'Q) Comment
  UC6303  Eriogonum davidsonii H. M. Hall July, 1901 2624 Riverside vicinity of Strawberry Valley; San Jacinto Mountains 1584 Comment
  UCR268302  Eriogonum davidsonii Jim Andre 2012-6-15 30517 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat 1309 Comment
  UCR72173  Eriogonum deflexum Theo Glenn 1991-5-15 91- 134 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  POM187380  Eriogonum deflexum var. deflexum E. Crow 1930-5-17 s.n. Riverside Between Mecca and Shaver's Well. Comment
  SD229217  Eriogonum elongatum var. elongatum Dick Schwenkmeyer 2012-10-16 927 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  OBI81681  Eriogonum fasciculatum Cecelia Call 1958-7-14 7 Riverside On Chase drive near Corona Comment
  UC68576  Eriogonum fasciculatum var. flavoviride H. M. Hall May, 1903 6003 Riverside Cottonwood Pass 731 Comment
  SEINET6418379  Eriogonum fasciculatum var. foliolosum T. Reeves 1978-5-13 6894 Riverside San Jacinto Mtns. Foothills SE of Banning. Access via Westward Ave. 671 Comment
  RSA0034568  Eriogonum fasciculatum var. foliolosum M. M. Thompson 1947-8-21 C 2058 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  POM294039  Eriogonum fasciculatum var. polifolium Lyman Benson 1945-3-29 11643 Riverside 2 miles south of Whitewater. 366 Comment
  UCR10197  Eriogonum fasciculatum var. polifolium N. R. Zabriskie 1969-4-27 204 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon near Palm Springs 366 Comment
  UCSB1477  Eriogonum fasciculatum var. polifolium Haller, John 1950-5-21 Riverside San Jacinto Mts; Palms-to-Pines Hwy; 9 mi from desert floor Comment
  CAS-BOT-BC253495  Eriogonum gracile James L. Reveal; Caroline G. Reveal 1972-8-9 2856 Riverside Along California Highway 243, 4 miles north of the road junction with Highway 74, 0.5 mile south of the center of Idyllwild, San Jacinto Mountains Comment
  UCR162622  Eriogonum gracile S. J. Myers 2005-10-6 s.n. Riverside Perris-Aguanga Basin, Noble Creek near Hwy I-10 at San Timoteo Canyon Road/Oak Valley Parkway 762 Comment
  RSA679190  Eriogonum gracile var. incultum Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-16 1456 Riverside Santa Rosa Mountains, at junction of Road 7S02 and 74, just west of Rarick Spring 1479 Comment
  CAS-BOT-BC257575  Eriogonum inflatum Philip A. Munz 1937-5-29 15145 Riverside Dead Indian Creek, north base, Santa Rosa Mts. 457 Comment
  UC85855  Eriogonum inflatum var. deflatum Mrs. E. C. Thurber 1896-3-21 Riverside Palm Springs Comment
  JOTR16814  Eriogonum maculatum Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. ROAD TO LOST HORSE RANGER STATION FROM CAP ROCK 1310 Comment
  RSA393662  Eriogonum maculatum M. B. Dunkle 1933-5-6 3404 Riverside Colorado Desert. Dry Morongo Creek Comment
  UCR99216  Eriogonum molestum G. R. Ballmer 1991-8-11 s.n. Riverside Santa Rosa Mtns, Santa Rosa Mountain Truck Road (Truck trail going up Santa Rosa Mountain), c. 8 mi SE of the junction with Hwy 74. west of Deep Canyon Comment
  UC667355  Eriogonum nidularium Annie M. Alexander and Louise Kellogg 1941-5-15 2188 Riverside n base Eagle Mountains Colorado Desert, Eagle Mountains 914 Comment
  CAS-BOT-BC269786  Eriogonum nudum var. pauciflorum James L. Reveal; Caroline G. Reveal 1972-8-10 2870 Riverside San Jacinto Mountains, along California Highway 243, 1.1 miles southeast of Alandale Ranger Station, 4.3 miles north-northwest of Idyllwild, and 8.8 miles north of the junction with Highway 74 Comment
  JOTR34363  Eriogonum pusillum Andre, Jim 2012-4-16 20879 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  JOTR35933  Eriogonum pusillum De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6881 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  UC668383  Eriogonum pusillum Annie M. Alexander and Louise Kellogg 1941-4-22 2056 Riverside Morongo Valley Gorge 701 Comment
  UCD80952  Eriogonum reniforme Chuck Hughes 2009-3-23 63 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  RSA424914B  Eriogonum saxatile Louis C. Wheeler 1931-10-3 235 Riverside Sumit Fern Valley-Tahquitz Valley trail, San Jacinto Mountains. 2500 Comment
Read comments Jul 9 2012
  CAS-BOT-BC263529  Eriogonum thomasii Marcus E. Jones 1926-2-16 s.n. Riverside Near Shaver's Well, Colorado Desert Comment
  CAS-BOT-BC263544  Eriogonum thomasii F. H. Billings 1926-2-6 17 Riverside Desert near Palm Springs Comment
  JOTR35144  Eriogonum thomasii La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 3256 Riverside Joshua Tree National Park. West Cottonwood Mountains; rocky bench between deep drainages in large southwest facing canyon feeding into east Pinkham Wash (Stop 3) Comment
  RSA698449  Eriogonum thomasii Mary Edmunds 1932-3-24 s.n. Riverside McIntyre Ranch Oasis: Coachella Valley. Comment
Read comments Jun 15 2012
  SEINET3218477 Image available Eriogonum thomasii T. B. Salvato 2010-4-20 4063 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe (McCoy Peak 7.5' Q.) 183 Comment
  SEINET5331694  Eriogonum thomasii I. W. Clokey 1935-4-17 6581 Riverside Cottonwood Springs. Comment
  RSA424977  Eriogonum thurberi Lester H. Cushman 1931-10-25 s.n. Riverside Near Riverside. Comment
  UCSB42148  Eriogonum wrightii Roos, John 1965-9-26 Riverside Palm Springs Station Comment
  LA207115  Eriogonum wrightii var. membranaceum H. Lewis; 1939-10-22 1026 Riverside San Jacinto Mountains, Idyllwild Comment
  POM247452  Eriogonum wrightii var. membranaceum P. A. Munz 1941-10 17235 Riverside Dos Palmos Spring, north base of Santa Rosa Mountains. Comment
  RSA420612  Eriogonum wrightii var. membranaceum Louis C. Wheeler 1931-10-4 172 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  UCR195146  Eriogonum wrightii var. membranaceum A. C. Sanders, Tim Thomas 2008-8-1 35928 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1448 Comment
  RSA289832  Eriogonum wrightii var. nodosum Barry A. Prigge 1980-8-25 4026 Riverside San Gorgornio Pass: 1 mi. SE of Fingal siding, S Pacific R.R. 451 Comment
  UCR250710  Eriogonum wrightii var. nodosum John F. Emmel 1985-10-23 977 Riverside Southern Mojave Desert, Coxcomb Mountains, 0.1-0.2 air mi west-northwest of Peak 4416 1311 Comment
  JOTR16821  Eriogonum wrightii var. wrightii Baker, James K. & Baker, Ilisa T. 1966-10-19 s.n. Riverside Joshua Tree National Park. 1/2 MILE SOUTH OF DESERT QUEEN MINE 1341 Comment
  UCR51982  Erioneuron pulchellum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, et al. 1988-3-10 2185 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA92916  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1919-4-13 1372 Riverside Tahquitz Canyon, near Palm Springs. Comment
Read comments Sep 18 2011
  RSA125205  Eriophyllum confertiflorum E. K. Balls, Percy C. Everett 1957-8-20 22675 Riverside Hamilton Grade, along rd. from Palms to Pines Hwy. to Aguanga. Comment
  RSA502897  Eriophyllum confertiflorum 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
Read comments Feb 22 2015
  RSA544382  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross 1991-6-14 6397 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
  RSA653355  Eriophyllum confertiflorum Robert MacGregor 1984-5-19 11 Riverside Ca Hwy 79, 1.4 miles S of junction with CA Hwy 371, S side of road. Comment
  RSA0041966  Eriophyllum confertiflorum Paul Shirokawa 1998-5-15 35 Riverside Cleveland National Forest: Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 807 Comment
  UC896280  Eriophyllum confertiflorum var. confertiflorum I. W. Clokey 1935-4-18 6949 Riverside Gavilan Peak 600 Comment
  UCR281271  Eriophyllum multicaule Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 31 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  RSA339653  Eriophyllum wallacei R. F. Thorne, C. W. Tilforth 1980-5-28 54231 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR100039  Eriophyllum wallacei Scott D. White 1994-4-23 2048 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR241384  Erodium botrys T. B. Salvato, Mike Landers 2013-3-21 7384 B Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  SD255192  Erodium cicutarium Duncan S. Bell, Amanda Bell 2012-1-28 3067 Riverside East side of Arica Mountains; Rice Valley, ca. 6.0 air miles southeast of the ghost town of Rice. 202 Comment
  CSUSB52  Erodium moschatum Cary Brown 1964-3-27 27364 1 Riverside East side of Pachappa Hill, City of Riverside. 274 Comment
  UC1286999  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside about 30 mi n Ogilby (along road to Blythe) Comment
Read comments Mar 2 2013
  UCR51983  Erodium texanum Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2183 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  UCSB13334  Erysimum capitatum var. capitatum Atwater, Illiani 1961-5-7 Riverside Highway 74, 3.2 miles east of junction with Anza Rd., near Palm Springs 1371 Comment
  RSA0020245  Erythranthe floribunda P. A. Munz 1937-5-30 15095 Riverside North of Vandeventer Flat, Santa Rosa Mountain 1677 Comment
  SD107130  Erythranthe palmeri Barbara Ertter, J. Strachan 1979-6-26 2975 Riverside Kenworthy Forest Station on Rt 74 in Garner Valley, San Jacinto Mountains Comment
Read comments Mar 25 2011
  RSA0014881  Erythranthe primuloides Gary D. Wallace 2003-7-8 4033 Riverside Hidden Lake. Comment
  RSA0022971  Eschscholzia androuxii Percy C. Everett, E. K. Balls 1958-5-7 23114 Riverside S end Joshua Tree National Monument 1067 Comment
  RSA433692  Eschscholzia californica Bonnie C. Templeton 1930-4-15 1489 Riverside Near Gavilan Peak. 500 Comment
  UCR232477  Eschscholzia californica Amanda Lovelady, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 22 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  JEPS89162  Eschscholzia minutiflora Rimo Bacigalupi and L. Heckard 1962-3-21 8342 Riverside 2.3 mi below and sw Shavers Well (along CA Hwy 195); Box Canyon Wash 243 Comment
  JOTR37714  Eschscholzia minutiflora Hodges, Stephen R. 2016-3-1 639 Riverside Joshua Tree National Park. Eagle Mountains, Along road leading to Pinto Wells north of park boundary. Comment
  LA46247  Eschscholzia minutiflora F. R. Fosberg; 1932-3-13 8070 Riverside Coachella Valley, Thousand Palms Canyon Comment
  RSA657238  Eschscholzia minutiflora J. Mark Porter 2001-4-2 12335 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  SD225053  Eschscholzia minutiflora G. K. Helmkamp 1998-4-4 3133 Riverside Southern Mojave Deset: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center- Rice Rd.) 474 Comment
  SD258461  Eschscholzia minutiflora J. M. Andre 2013-3-27 24834 Riverside Riverside Mountains; along Wilson River Crossing Rd, 0.8 mile east of Highway 95, 12.4 miles south of Vidal Jct. Sandy bluffs above Colorado River flood plain. 114 Comment
  UCR88121  Eschscholzia minutiflora A. C. Sanders, G. Nuhn 1995-4-20 16598 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  UCD96516  Eschscholzia papastillii Shannon M. Still; Robert Lee 2009-3-3 456 Riverside California. Riverside County: Joshua Tree National Park. 634 Comment
  CAS-BOT-BC419620  Eschscholzia parishii Ynez Whilton Winblad 1937-3-21 s.n. Riverside Box Canyon, Coachella Valley Comment
  RSA115906  Eschscholzia parishii Richard Snow 1952-4-14 5 -Nov Riverside Along road to Morongo Valley, 7.8 miles from Jct with Hwy 99/60/70. Comment
  UC635609  Eschscholzia parishii H. L. Mason 1928-3-10 4191 Riverside Whitewater River Comment
  UCR166553  Eschscholzia parishii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10881 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA0022922  Eschscholzia parishii J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  SEINET12090191  Eschscholzia parishii T. M. Lane 1975-1 1 Riverside 1 mi N of US Interstate 10 at S entrance of Joshua Tree National Monument on Pinto Basin Road Comment
  CHSC98207  Eucalyptus A. C. Sanders 1992-3-1 12039 Riverside University of California, Riverside. Australian section of UCR Botanical Garden. Grid Cell R-3. UCR BG Ass. # unknown, label lost. #121A on Kucera/Morgan temp. Aust. sect. map. NW edge of trail. 366 Comment
  SEINET3840920  Eucalyptus pulchella Unknown 1992-3-1 12039 Riverside Australian section of UCR Botanical Garden, Quadrangle: Riverside East 7.5 366 Comment
  SD133073  Eucrypta chrysanthemifolia Scott White 1991-5-10 91 137 Riverside Highway 79, immediately west of U. S. forest Service Campground at Dripping Springs. 548 Comment
  UC1424860  Eucrypta chrysanthemifolia var. chrysanthemifolia C. W. Tilforth 1978-4-30 1570 Riverside hills e Norco Comment
  UCR123876  Eucrypta chrysanthemifolia var. chrysanthemifolia Steven R. Hill 2001-4-29 33521 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  RSA0123358  Eucrypta micrantha Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9046 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  CHSC21747  Euonymus occidentalis var. parishii Robert A. Schlising 1969-10-25 2944 Riverside San Jacinto Mountains, Harry James Preserve (owned by Univ. Calif. Riverside), by Fulmor Lake. 1524 Comment
  UC869898  Euonymus occidentalis var. parishii C. Epling and Wm. Robison 1935-6-20 Riverside N. Fork San Jacinto R. Comment
  RSA736104  Euphorbia L. C. Wheeler 1952-4-5 6849 Riverside Painted Canyon. Comment
  POM2677  Euphorbia lathyris Jenkins, L. T. Street 1956 Riverside San Jacinto River Canyon. Comment
Read comments Mar 1 2014
  SBBG67745  Euphorbia lurida Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  RSA575852  Euphorbia ocellata subsp. ocellata Steve Boyd 1983-7-13 s.n. Riverside Gavilan Hills region, south shore of Lake Mathews. 588 Comment
  CLARK-A1703-71  Euphorbia polycarpa T. R. Plumb 1964-2-23 Riverside Riverside 426 Comment
  UCR102049  Euphorbia polycarpa B. G. Pitzer 1997-10-19 3353 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  UCR137038  Euphorbia polycarpa A. C. Sanders 2004-5-5 27777 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  UCR26563  Euphorbia polycarpa var. hirtella George K. Helmkamp, R. L. Kobaly 1982-5-6 s.n. Riverside San Jacinto Mtns, N foot, at Snow Creek. Beside Snow Creek Road between the village and the wash. 488 Comment
  UCR242296  Euphorbia setiloba A. C. Sanders, T. B. Salvato 2012-10-12 40432 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  CLARK-A1528-5487  Eustoma exaltatum John C. Roos 1951-9-25 5259 Riverside Riverside 259 Comment
  RSA535485  Euthamia occidentalis Steve Boyd, Orlando Mistretta, Timothy S. Ross 1992-2-2 6633 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon Comment
  CAS-BOT-BC171045  Fagonia laevis John H. Thomas 1957-3-30 6545 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella, Colorado Desert 426 Comment
  CLARK-A1528-4429  Fagonia laevis John C. Roos 1949-5-5 4095 Riverside Orocopia Mountains Comment
  RSA391198  Fagonia laevis N. C. Cooper 1949-4-8 3265 Riverside Mecca Pass east of Indio 457 Comment
  UCR166534  Fagonia laevis Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10896 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR74360  Fagonia laevis Theo Glenn 1991-5-2 91- 15 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  UCSB22662  Fagonia laevis Shaw, M. 1964-4-5 Riverside Wash along State Highway 195, 2.8 miles west of junction with cut off road to U.S. Highway 70. 457 Comment
  UCSB74335  Fagonia laevis White, Scott; Jones, Jennifer; Huelsman, James 2005-4-14 Riverside Sonoran Desert: Eastern Coachella Valley. Bajada beneath Mecca Hills , just east of Coachella Canal. (Thermal Canyon: 33° 39'N, 116° 05'W; T6S R9E S18, and adj.) 49 Comment
  UCR86213  Fagonia pachyacantha A. C. Sanders 1995-5-23 17115 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, north of Toro Canyon., west of Monroe St., and south of Avenue 62 91 Comment
  UCR139982  Fatoua villosa A. C. Sanders 2004-8-10 28766 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
  SEINET4391062 Image available Ferocactus cylindraceus Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4623 -b Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock 402 Comment
  UCR167420  Festuca John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  CLARK-A1528-4659  Festuca microstachys John C. Roos 1950-4-15 4737 Riverside Reche Canyon 761 Comment
  LA45712  Festuca myuros Frank W. Gould; 1944-4-5 2228 Riverside 17 mi E of Temecula on Hwy 79 Comment
  RSA728602  Filago Gary D. Wallace, M. Z. Wallace 1982-3-27 1894 Riverside Whitewater River, Indian Ave. 2 mi. S of San Bernardino county line, W of Joshua Tree National Monument, NW of Desert Hot Springs. Comment
  POM36325  Filago californica Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA774501  Filago californica Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4423 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
  UCR213571  Filago californica A. C. Sanders, Matthew Malle 2010-4-23 38001 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  UCR274190  Filago gallica T. B. Salvato, Gregg Miller 2005-6-7 1436 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA390198  Frangula californica subsp. cuspidata I. W. Clokey, E. G. Anderson 1935-8-21 6735 Riverside North of Idlewilde. Hillsides. 1650 Comment
  RSA80819  Frankenia grandifolia F. W. Peirson 1924-6-21 4761 Riverside Alkaline flat near Lake Elsinore near south end 375 Comment
  UCR275584  Frankenia salina T. B. Salvato 2005-6-13 605- 10 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  UCR164889  Frasera parryi T. B. Salvato, John F. Green 2004-5-27 628 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR178337  Fraxinus pennsylvanica subsp. velutina Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 651 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA0103088  Fraxinus velutina Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8552 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  SD247460  Fraxinus velutina Fred T. Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco (Corona North 7.5'Q) 175 Comment
  UCR35265  Fremontodendron californicum L. B. Ziegler 1968-6-12 315 Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley (= Garner Valley) 1463 Comment
  RSA524592  Fritillaria biflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3907 Riverside Vail Lake area, summit of Big Oak Mountain, N of lake. 793 Comment
  RSA613145  Fritillaria biflora Darin L. Banks 1997-3-29 1653 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside/San Diego County line border. 463 Comment
  UCR21926  Fritillaria biflora Steve Boyd 1980-4-8 107 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR281017  Funastrum cynanchoides var. hartwegii Fred M. Roberts 2016-3-5 7989 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  RSA718571  Funastrum hirtellum Michael Honer, L. Hulse 2004-4-3 1890 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  CLARK-A1528-3946  Galium angustifolium Charles S. Papp 1964-6-6 511 Riverside Cleveland National Forest 853 Comment
  JEPS56075  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4177 Riverside Hwy 79 10.1 mi s Hemet (e-facing slope in hills) Comment
  RSA741580  Galium angustifolium subsp. angustifolium Scott D. White, Justin M. Wood 2008-6-17 12175 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UC888704  Galium angustifolium subsp. angustifolium C. L. Hitchcock 1940-4-12 6039 Riverside 8 mi nw Elsinore 457 Comment
  RSA761270  Galium angustifolium subsp. jacinticum Shawn Krosnick, Lucinda A. McDade, Naomi S. Fraga 2010-8-14 670 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SD51947  Galium aparine Reid Moran 1962-7-7 9853 Riverside by Strawberry Creek, 2 miles SW of Idyllwild, San Jacinto Mts. 1550 Comment
  RSA192110  Galium porrigens E. W. Lathrop 1959-4-2 4437 Riverside 18 miles W of Murrieta, Cottonwood Canyon of the Tenaja Range. Comment
  RSA715254  Galium porrigens A. C. Sanders 2006-5-19 32468 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
  JEPS52916  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1965-6-17 4132 Riverside s Idyllwild (on road to Alvin Meadow) Comment
  RSA0051333  Galium porrigens var. porrigens Valerie Soza, Steve Boyd 2004-6-22 1728 Riverside San Jacinto Mountains, Forest Service Rd 5S13. 1463 Comment
  UCR208932  Garrya flavescens Larry E. DeBuhr 1972-3-23 529 Riverside Peninsular Range, Santa Rosa Mountains, San Bernardino National Forest, across the valley from Santa Rosa Springs, below TV transmitter station 2317 Comment
  UCR143354  Garrya flavescens subsp. pallida W. E. Pequegnat 1940-12-14 s.n. Riverside Santa Ana Mtns., Main Divide Truck Trail 1524 Comment
  POM122436  Gayophytum diffusum subsp. parviflorum Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA651116  Geraea canescens Fred Watkins 1949-2-16 s.n. Riverside Palm Springs. 609 Comment
  SD227745  Geraea canescens Scott D. White, Pam Devries 1998-2-9 6071 Riverside Coachella Valley. La Quinta / Palm Desert Area; Whitewater River Channel at and near Miles Ave. crossing. 29 Comment
  UCR157431  Gilia N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 186 B Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR178845  Gilia Mitch Provance, Tracy Tennant 1998-6-16 MOR- 389 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  RSA601538  Gilia achilleifolia subsp. multicaulis L. Haines, L. Erickson 1937-4-9 s.n. Riverside Riverside-Hemet road near Winchester turnoff. Comment
Read comments Mar 20 2011
  SEINET7063436  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Hills. UTM Zone 11, 499122mE, 3715547mN. (WGS84/NAD83). 514 Comment
  CLARK-A1528-3500  Gilia angelensis John C. Roos 1966-3-22 Riverside Edgemont Comment
  RSA606301  Gilia angelensis Jon E. Keeley 1994-4-22 25325 Riverside Shipley Reserve 670 Comment
  UC718485  Gilia angelensis Carl B. Wolf 1935-4-7 6314 Riverside 2 mi sw of Perris; Gavilan Hills Region, sw of Ferris 426 Comment
  UCR155833  Gilia angelensis John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR97492  Gilia australis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19882 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  SDSU15207  Gilia capitata Wende Rehlaender 1983-5-22 107 Riverside Reche Canyon, approx. 6 miles from NW end of Reche Canyon Road., just SE of Reche Vista Road; about 3 miles north of Sunnymead. Comment
  RSA16480  Gilia capitata subsp. abrotanifolia Percy C. Everett 1935-6-19 7227 Riverside Main Divide Motorway, Bear Spring 1219 Comment
  UC52481  Gilia capitata subsp. abrotanifolia Miss Jessie Nutting 1897-4-8 441 Riverside Winchester Comment
Read comments Mar 20 2011
  POM97005  Gilia capitata subsp. abrotanifolia P. A. Munz 1926-5-2 10425 Riverside about rocks, 5 miles NW of Dripping Spring Comment
  RSA0051751  Gilia latifolia A. Lee Haines 1973-3-25 s.n. Riverside Orocopai Mountains. 472 Comment
  RSA717335  Gilia minor Scott D. White, Jennifer H. Jones 2005-5-24 10913 -B Riverside Banning Pass area: Cabazon. San Gorgonio River wash and adjacent alluvial flats and benches to west. 573 Comment
  UCR84610  Gilia ochroleuca Scott D. White, S. Ogg 1994-4-21 2004 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA0016236  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4982 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  UCR44192  Gilia ochroleuca subsp. exilis A. C. Sanders, B. Pitzer 1986-4-30 6475 Riverside San Jacinto Mtns., lower Bee Canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  RSA0116979  Gilia scopulorum Duncan S. Bell 2010-3-20 601 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  RSA776686  Gilia scopulorum Duncan S. Bell, Amanda Turek 2010-4-10 797 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA469626  Gilia stellata Christopher Davidson 1979-4-4 7715 Riverside Orocopia Mountains; Box Canyon on Box Canyon Road, 13.4 miles E of Mecca 488 Comment
  SD255245  Gilia stellata Duncan S. Bell, Andrew Chambers 2015-3-12 7785 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgonio Wilderness area; Whitewater Canyon; about 0.75 air miles NE of Red Dome. 863 Comment
  UC1123762  Gilia stellata H. S. Yates 1937-3-24 6464 Riverside near head of Deep Canyon; Thermal Quadrangle, nr head Deep Canyon Comment
  UCR244401  Gilia stellata Jim Andre 2012-4-16 20983 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  RSA395909  Githopsis diffusa subsp. diffusa Steve Boyd 1986-4-22 1771 Riverside Temescal canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  RSA92591  Githopsis diffusa subsp. diffusa J. C. Roos 1952-5-24 5710 Riverside Burn on hills north of Moreno. 503 Comment
Read comments May 20 2011
  UCR89233  Glinus lotoides Scott D. White 1995-9-22 3688 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
  SEINET1869749 Image available Glyceria declinata A. C. Sanders, S. Hawkins 1996-1 18088 Riverside San Bernardino Mtns.: Morongo Indian Reservation, vicinity of natural pond & bog at SE edge of Burro Flats. 1097 Comment
  UC73173  Glycyrrhiza lepidota M. F. Gilman 1904-1 41 Riverside Banning Comment
Read comments Mar 13 2011
  RSA584813  Gnaphalium californicum R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61191 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA586118  Gnaphalium californicum D. L. Banks, S. D. Boyd 1995-4-5 0158 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, E of the Dripping Springs Trail., In the N flowing drainage that empties into Arroyo Seco. 549 Comment
  UCR133395  Gnaphalium californicum Tracy Tennant, T. B. Salvato 1998-6-23 471 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR167865  Gnaphalium californicum T. B. Salvato, Melissa Clemons 2005-6-2 1351 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  UCR92593  Gnaphalium canescens subsp. microcephalum F. M. Reed 1925-4-20 5001 Riverside Peninsular Range; Santa Ana Mtns., canyon south of Main Street, Corona 366 Comment
  UCR130262  Gnaphalium leucocephalum Robert Noll 2003-9-24 s.n. Riverside San Jacinto River at Lake/Main St. crossing, east edge of San Jacinto 488 Comment
  UCR147705  Gnaphalium luteoalbum Steve Boyd, Aydee Virgen 2004-4-13 108665 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR169466  Gnaphalium luteoalbum 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
  UCR41395  Gnaphalium luteoalbum N. M. Fellows, A. C. Sanders 1985-5-7 182 Riverside San Jacinto Mountains, 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 488 Comment
  RSA678953  Gnaphalium palustre Scott D. White, Michael Honer 2003-6-3 9455 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  RSA91699  Gnaphalium palustre F. W. Peirson 1924-7-29 5030 Riverside Banning to Idyllwild road, San Jacinto Mountains. 1570 Comment
  RSA0004480  Godetia quadrivulnera var. hallii H. M. Hall 1905-06 6241 Riverside East base Box Springs Mt. 610 Comment
  RSA597056  Gutierrezia californica D. L. Banks, Lauren Raz 1996-11-5 1161 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; E of a newly established firebreak along a NW-SE running ridgeline, SW of the water tank in section 34. 390 Comment
  UCSB45959  Gutierrezia californica Roos, John 1965-9-26 Riverside Near Palms Springs station Comment
  JOTR31173  Gutierrezia microcephala Matthews, Katy, Scott Szabo, Miriam Vamstad 2008-9-10 2 Riverside Joshua Tree National Park. Geology Tour Rd. burn site [UTMs (NAD83) estimated from lat/long Aug 2012 -MH) 1353 Comment
  CAS-BOT-BC231098  Harpagonella palmeri Steve Boyd 1986-3-9 1396 Riverside Temescal Canyon: Between Indian Truck Trail and Horsethief Wash 365 Comment
  UCR217521  Harpagonella palmeri Rose Cook, Ana Hernandez 2010-4-15 03 Riverside Perris-Aguanga Basin, South of west end of Lake Matthews. 268m south of Cajalco Road, 460 m southeast of Cajalco Road/ La Sierra Avenue intersection 426 Comment
  RSA0066615  Harpagonella palmeri D. E. Bramlet 1995-4-26 2399 Riverside Lake Skinner County Park. On S-facing slope adjacent (N) of the water tank maintenance road (road from BM 1487), approx. 617 m E of the Entrance road. The site is at the jct of the maintenance road and road to Tucalota Creek. 476 Comment
  UCR119414  Helenium puberulum Mitch Provance 1998-6-20 705 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  POM308572  Helianthemum scoparium var. vulgare Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-3-15 3245 Riverside Aguanga. (north of Riverside Co.) Comment
  SDSU4540  Helianthus gracilentus H. Wedberg 1962-5-23 947 Riverside 4.8 miles from Hwy 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  SEINET3147439  Helianthus gracilentus J. L. Strother 1970-7-7 994 Riverside Just S of Alberhill Comment
  SEINET959054  Heliotropium curassavicum A. C. Sanders 2006-1 32273 Riverside Warm Springs Valley, N edge of City of Lake Elsinore, 35 acre parcel south of the intersection of Callier Ave. and Riverside Dr., NE of Alberhills Crk., NW of Enterprise Way (Lake Elsinore 7.5Q) 389 Comment
  UC164852  Heliotropium curassavicum S. B. Parish 1912-7-3 8072 Riverside Salton <Border ?> near <Dermid>; Colorado Desert Comment
Read comments Sep 4 2011
  UCR112802  Heliotropium curassavicum A. C. Sanders 1997-5-1 20614 Riverside Lake Skinner area, old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon 457 Comment
  UCR245798  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40960 Riverside Peninsular Range, Wilson Valley Preserve, 0.12 mi. S of Wilson Valley Rd., 1.1 mi. east of Sage Rd., 1.65 mi. east (87 deg. ) of Round Top Mtn. 770 Comment
  POM14105  Heliotropium curassavicum var. oculatum P. A. Munz, D. D. Keck 1922-4-9 4880 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA388419  Heliotropium curassavicum var. oculatum R. F. Thorne 1985-7-18 61193 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  CAS-BOT-BC314979  Hemizonella minima Edmund C. Jaeger 1921-6-14 s.n. Riverside MacMullen Trail, San Jacinto Mts. 1280 Comment
  RSA553902  Hemizonia kelloggii G. R. Ballmer 1992-6-23 92 -8 Riverside San Timoteo Canyon Rd., 0.8 mi E of jct with Redlands Blvd. Comment
  UCR116790  Hemizonia kelloggii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24156 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  RSA751259  Hemizonia mohavensis A. C. Sanders 2008-7-25 35903 Riverside east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1539 Comment
  UCR196772  Hemizonia mohavensis Marsia Narog, Mark Parlow 2008-8-13 s.n. Riverside Peninsular Range; San Jacinto Mtns., Poppet Flats, NW of Poppet Flats Road, west of intersection of Ellis Dr. and Fox Dr. 1087 Comment
  UCR235055  Hemizonia paniculata A. C. Sanders, John F. Green 2012-5-27 40201 Riverside Peninsular Range; Perris-Aguanga Basin Region, powerline route between housing tracts, west of Goetz Rd and east of San Jacinto River, S of Ethanac Rd. 448 Comment
  UCR90610  Hemizonia paniculata Scott D. White 1995-6-29 3386 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  UCR138813  Hesperocnide tenella D. L. Banks 1997-2-17 1269 Riverside Agua Tibia Mountains, NW Palomar Mountains: NW foothills of Dorland Mtn at the S end of Los Caballos Road the University of California-Emerson Oaks Reserve. The westernmost portion of the Preserve, south of a large, privately owned citrus grove 506 Comment
  SD122196  Heterotheca grandiflora James C. Dice, J. DeWald 1987-9-28 729 Riverside North side of Temecula Gorge, near entrance to field station site, ca. 4.5 km east-northeast of Gavilan Mountain. Occasional weed in disturbed roadside habitats. (IPB 1/07) 330 Comment
  RSA701089  Hibiscus denudatus Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11251 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  SD174880  Hibiscus denudatus Mark A. Elvin 2005-4-26 4231 Riverside Coachella Valley/Indio Hills; north of I-10. 198 Comment
  UC871183  Hibiscus denudatus Alice Eastwood 1913-4-30 3069 Riverside Palm Canyon Palm Springs; , Palm Canyon Comment
  UCR213393  Hilaria rigida A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37456 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  RSA801715  Hoffmannseggia densiflora Keith E. Hoffmaster 1937-6-6 814 Riverside Desert end Palms to Pines road. Comment
  RSA782004  Hoffmannseggia glauca Stephanie Rockwood, Christi Gabriel 2011-10-18 118 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 109 Comment
  SD122905  Hoita macrostachya Steve Boyd 1985-7-30 1049 Riverside De Luz Road, 10.4 miles west of Rancho California, in wet sand along stream at the point where east branch of De Luz Creek first crosses the road Comment
  RSA0034422  Holodiscus microphyllus M. B. Dunkle 1933-7-19 3690 Riverside Tahquitz Peak. 2683 Comment
  CAS-BOT-BC284939  Hordeum brachyantherum subsp. californicum Robert F. Thorne; Earl Lathrop 1969-5-12 37936 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California Comment
  RSA572999  Hordeum brachyantherum subsp. californicum Steve Boyd 1986-4-19 1717 Riverside Warm Springs Valley, Alberhill Creek E of Nichols Road. Comment
  UCR269907  Hordeum intercedens D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3661 Riverside Perris-Agunaga Basin Region; San Jacinto Valley, west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  UCR75530  Hordeum intercedens A. C. Sanders 1993-5-12 14012 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  UCR228255  Hordeum marinum A. C. Sanders, T. B. Salvato 2011-4-1 38931 Riverside Peninsular Range, Lake Elsinore area, near Alberhill, Baker St., SW side at dirt road crossing, c. 270 ft. SE of intersection with Pierce St. 385 Comment
  UCR241401  Hordeum marinum T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7452 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  RSA729802  Hordeum marinum subsp. gussoneanum R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51993 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA179511  Hordeum marinum subsp. gussoneanum E. W. Lathrop 1965-4-30 5700 Riverside 5 miles W of Murrieta. 610 Comment
  UCR107839  Hordeum murinum Scott D. White, M. Jacobsmeyer 1996-4-20 3971 Riverside Perris Basin, near Perris Airport; c. 100 m south of Case Road and 100 m west of the San Jacinto River Channel 433 Comment
  SD126613  Hordeum murinum subsp. glaucum Ed LaRue 1989-4-14 Riverside Old agricultural fields 1/2 mi. S of Lakeview. 456 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
  RSA433951  Horsfordia alata Marjorie D. Clary 1930-04 s.n. Riverside Canyon near Coachella 19 Comment
  UCSC000923  Hosackia oblongifolia var. oblongifolia Peter Kamb 1947-6-7 560 c Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  RSA34537  Hulsea vestita subsp. callicarpha N. C. Cooper 1944-5-20 1254 Riverside Palms to Pines Hwy. San Jacinto Mts. 1432 Comment
  RSA450495  Hulsea vestita subsp. callicarpha J. C. Roos 1965-9-13 s.n. Riverside W of Mountain Center, San Jacinto Mts. Comment
  UC32859  Hulsea vestita subsp. callicarpha H. M. Hall Jun 1 1901-Jul 1 1901 2313 Riverside near Tahquitz; San Jacinto Mts. 2682 Comment
  RSA191445  Hydrocotyle ranunculoides E. W. Lathrop, R. F. Thorne 1967-9-26 6635 Riverside 6 miles NW of Murrieta. Comment
  UCR83548  Hydrocotyle umbellata A. C. Sanders, P. MacKay, L. & P. Lubinsky 1994-10-30 15855 Riverside San Bernardino Mtns., Whitewater Canyon near Stills Landing 1040 Comment
  POM4807  Hymenoclea salsola I. M. Johnston 1917-4-6 s.n. Riverside Mouth of Andreas Canyon 213 Comment
  SEINET11847653  Hymenoclea salsola Unknown 1936-1 12744 Riverside Colorado Desert N of Palm Springs Comment
  SEINET11847654  Hymenoclea salsola L. S. Rose 1936-1 36792 Riverside Palm Canyon Wash 122 Comment
  JOTR30095  Hymenoclea salsola var. salsola La Doux, Tasha, Alice Miller 2007-5-8 1735 Riverside Joshua Tree National Park. Stop 1: Along Key's View Rd., common. 1385 Comment
  SD137870  Hypochaeris glabra Darin L. Banks, Steve Boyd 1995-5-3 190 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of Dripping Springs Alcove area. 1640 Comment
  SEINET269589  Hypochaeris glabra Scott White 1994-6-23 2092 Riverside San Gertudis Creek ca. 1 mi. E. of Skink Hollow. (Batchelor Mountian Quad.) 396 Comment
  POM126315  Hyptis emoryi Thomas Craig 1927-4-2 5 Riverside Palm Springs. Comment
Read comments Feb 26 2008
  RSA0039602  Hyptis emoryi Deidre Conocchioli, Duncan S. Bell 2014-3-11 152 Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla. 110 Comment
  RSA20010  Hyptis emoryi I. W. Clokey 1935-4-17 6866 Riverside Colorado Desert. Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  RSA420162  Hyptis emoryi Robert Gustafson 1978-3-21 838 Riverside Joshua Tree National Monument, about 4 miles from the junction of the road leading through the park and Hwy 70. 640 Comment
  SD38548  Hyptis emoryi Edith Purer 1935-4-21 6464 Riverside Eastern slope of Mt. San Jacinto, Near Palm Springs Comment
  UCD124927  Hyptis emoryi G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
  UCR20456  Imperata brevifolia John C. Roos 1949-9-7 4655 Riverside Sonoran (Colorado) Desert, 1 mi west of Whitewater bridge on Hwy 99 along a canal 396 Comment
  RSA0115579  Imperata brevifolia N. R. Zabriskie 1973-4-6 629 Riverside South side stream downstream from juncture with North Canyon. Andreas Canyon, east slope San Jacinto Mtns. 365 Comment
  UCR132779  Ipomoea triloba S. J. Myers 1996-11-25 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Indio, near Auto Center Drive east of RR and of Indio Blvd. -6 Comment
  JEPS30089  Isocoma acradenia var. eremophila Lewis S. Rose 1961-11-23 61062 Riverside La Quinta 15 Comment
  POM359294  Isocoma acradenia var. eremophila Jack Rempel 1932-11-13 16120 Riverside 6 miles up Palm Wash Comment
  RSA357154  Isoetes howellii Robert F. Thorne 1973-5-23 43852 Riverside Santa Rosa Plateau: N side of Mesa de Colorado. Santa Ana Mountains 609 Comment
  RSA639130  Isoetes howellii R. F. Thorne, Earl Lathrope, Oscar Clarke, S. Carlquist 1968-4-18 37460 A Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California.. 609 Comment
  SD68955  Isoetes howellii Robert F. Thorne, E. Lathrop, P. Munz 1968-5-8 37568 Riverside Santa Rosa Plateau, vernal marsh on Mesa de Colorado 669 Comment
  UCR33658  Isomeris arborea var. arborea Sears 1978-3-18 950 Riverside Sonoran (Colorado) Desert, foothills of the Orocopia Mtns, 10 mi NE of Durmid on Railroad road 305 Comment
  POM13836  Iva axillaris subsp. robustior P. A. Munz 1922-7-3 5946 Riverside Vandeventer Flat. 1372 Comment
  RSA395365  Iva axillaris subsp. robustior Steve Boyd 1986-4-22 1730 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  UCR101547  Jepsonia parryi A. C. Sanders 1997-3-19 20024 Riverside Lake Skinner area, hills at east foot of Bachelor Mtn., 0.5 km north of NE arm of lake, small canyon at N foot of 1700 ft. hill 488 Comment
  CAS-BOT-BC101887  Juglans californica A. C. Sanders; K. C. Rose 1999-6-18 22803 Riverside Skinner/Domenigoni area: French Valley, E side of Washington Ave., 1/2 mile S of Rawson Rd. (Winchester 7.5' Q.) 439 Comment
  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
  UCR114749  Juglans californica A. C. Sanders, K. C. Rose 1999-6-18 22803 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  SD240767  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
  SEINET10472539  Juncus David B. Dunn 1946-8-17 Dunn 2687 Riverside Grass; near stream at camp in taquity valley damp meadow area. San jacinto Mountains 2438 Comment
  CAS-BOT-BC110075  Juncus acutus S. B. Parish 1907-4-22 6146 Riverside Western border of the Colorado Desert. Palm Canon [Canyon]. 200 Comment
  UC842096  Juncus acutus subsp. leopoldii Ivan Johnston 1917-4-4 1073 Riverside Palm Canyon Colorado Desert 243 Comment
  RSA69673  Juncus bufonius F. W. Peirson 1922-4-29 5353 Riverside South of Lake Elsinore. 381 Comment
  SBBG104066  Juncus bufonius A. C. Sanders 1993-4-1 13672 Riverside western edge of Hemet, NE corner of intersection of Myers St and Devonshire Ave, 0.75 mi NE of the jct of Florida Ave (Hwy 74) and Warren Rd, just S of Tres Cerritos 460 Comment
  RSA356718  Juncus bufonius var. occidentalis Robert F. Thorne, E. W. Lathrop 1975-5-20 45500 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  POM48885  Juncus duranii Phillip A. Munz 1924-7-27 8741 Riverside Deer Springs 2470 Comment
  UCR242660  Juncus longistylis A. C. Sanders 2013-7-6 40849 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11, at and near sharp bend 1857 Comment
  RSA697811  Juncus macrophyllus J. Russell Bruff 1934-6-19 541 Riverside Spring ground in Pinon belt. Comment
  POM122518  Juncus mexicanus Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA0014624  Juncus nevadensis var. nevadensis Phillip A. Munz, I. M. Johnston 1924-7-27 8773 Riverside Deer Springs, San Jacinto Mountains. 2500 Comment
  UCR193370  Juncus oxymeris A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35636 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
  SD185070  Juncus rugulosus T. B. Salvato, Melissa Clemons 2005-6-23 1317 Riverside Temescal Valley, 3.0 m iles northwest of Alberhill, Temescal Canyon Road at Corona Lake. 353 Comment
  UCR116577  Juncus xiphioides D. L. Banks, E. H. Banks 1996-5-2 948 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
  UCR163045  Juncus xiphioides D. L. Koutnik, Ian Swift 1999-6-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, proposed conservation bank in Wilson Creek watershed, north of Aguanga, west of Cahuilla Rd., south of Wilson Valley Rd., east of Sage Rd. 671 Comment
  UCR4088  Juncus xiphioides O. F. Clarke 1970-9-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River bottom just east of the old Salt Lake RR Bridge 216 Comment
  CAS-BOT-BC234595  Justicia californica Jeanne R. Janish 1953-1-7 1026 Riverside Mecca Wash - Mecca (Box Canyon) Comment
  JEPS9191  Justicia californica W. L. Jepson 1927-4-12 11674 Riverside Painted Canyon, Mecca Hills Mecca Hills, Painted Canyon 76 Comment
  POM68899  Justicia californica Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
Read comments Jun 17 2012
  RSA398809  Justicia californica B. C. Templeton 1930-3-22 1659 Riverside Palm Springs. 400 Comment
Read comments Aug 27 2011
  SEINET2043590 Image available Justicia californica Pomona College 1949-3-28 112 Riverside Palms to Pines Highway State 74, 14 mi SE Palm Springs. 1524 Comment
  SEINET7248824 Image available Justicia californica L. S. Rose 1946-1 46304 Riverside Tahquitz Canyon Wash, Palm Springs 139 Comment
  RSA67761  Keckiella antirrhinoides G. R. Campbell 1951-4-22 16072 Riverside Hwy 74, 4 mi. above Cranston Ranger Stn. 1006 Comment
  SFV3426  Keckiella antirrhinoides D. Whisler 1959-5-10 Riverside San Jacinto Mountains North scarp. 610 Comment
  UCR131831  Keckiella antirrhinoides Jennie Phui 1998-5-30 037 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  NY786537  Keckiella antirrhinoides var. antirrhinoides F. W. Pennell 1940-4-28 25290 Riverside Route 74, below Ribbonwood, east of San Jacinto Range 1402.1 Comment
  NY786715  Keckiella antirrhinoides var. antirrhinoides S. D. Boyd 1991-5-10 6217 Riverside Santa Ana Mountains, base of range, just north of mouth of Hagador Canyon at bottom of Skyline Drive. 426.7 Comment
  SEINET7048170  Keckiella antirrhinoides var. microphylla Steven R. Hill 2001-5-3 33676 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  RSA1321  Keckiella cordifolia J. T. Howell 1928-7-8 1055 Riverside Santa Ana Mountains above Glen Ivy 1067 Comment
  UCR227805  Keckiella ternata Duncan S. Bell, Joy England 2010-6-7 1267 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 1.4 air miles southeast of the junction of Hwy 74 and Forest Service Road 5S15 780 Comment
  SD229285  Keckiella ternata var. ternata Dick Schwenkmeyer 2012-4-18 704 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 Comment
  UCR112073  Koeleria gerardi Mitch Provance 1998-3-20 174 B Riverside Riverside area, Jurupa Mtns., pass west of Rattlesnake Mtn., along the east side of Armstrong Rd., c. 1/8 mi. south of the San Bernardino Co. line 313 Comment
  RSA396457  Koeleria macrantha Dave Kelly, Walter Wisura 1987-6-19 4166 Riverside 7.3 miles from Highway 74 along Thomas Mountain Road, S of Lake Hemet Comment
  SEINET3151183  Krameria canescens S. B. Parish 1907-4-23 6109 Riverside Western border of the Colorado desert 150 Comment
  JEPS64843  Krameria erecta Samuel B. Parish Mar 1882 Riverside Agua Caliente; Colorado Desert [near Palm Springs] Comment
Read comments Jun 22 2012
  UC61700  Krameria grayi L. D. Copeland 1904-4-30 2 Riverside near Palm Springs; near Palm Springs Comment
  UCR121822  Lactuca serriola A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24604 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  CAS-BOT-BC272427  Lamarckia aurea C. L. Hitchcock; C. V. Muhlick 1964-3-17 23114 Riverside 10 mi. N. of Pala along road to Elsinore Comment
  UCR232032  Lamarckia aurea John F. Green 2008-4-15 0408- 18 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
  UCR207784  Lamium amplexicaule O. F. Clarke 2004-3-13 s.n. Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, along the Santa Ana River, West Riverside 226 Comment
  HSC78583  Langloisia setosissima subsp. setosissima G. K. Helmkamp 1983-3-24 38311 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd. 335 Comment
  CLARK-A1528-4436  Larrea tridentata John C. Roos 1937-4-18 1354 Riverside Whitewater Comment
  HSC47363  Larrea tridentata R. W. Spjut, C. E. Edson 1978-5-6 5027 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center. 335 Comment
  SEINET5762028  Larrea tridentata Kelly Wagner 1999-3-8 Riverside Dirt lot on left hand side (heading west) off Palm Canyon Dr. & Golf Club Dr. 148 Comment
  UC1929819  Larrea tridentata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10447 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
  UC665863  Larrea tridentata Ira L. Wiggins 1941-3-24 9567 Riverside 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  UCR163926  Larrea tridentata A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29134 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR251960  Larrea tridentata Max Brodie 2014-4-6 04 Riverside San Bernardini Mtns./Sonoran (Colorado) Desert, Whitewater Canyon off Whitewater Canyon Rd., along Whitewater River near town of Bonnie Bell, c. 2 miles north of Hwy I-10 488 Comment
  UCSB3567  Larrea tridentata Ralph, F. 1960-4-1 Riverside Whitewater Canyon, 1.6 miles north of U.S. Hwy 99, Western edge of Colorado Desert Comment
  POM13463  Lastarriaea coriacea P. A. Munz, I. M. Johnston 1922-5-19 5364 Riverside 5 miles NE of Murietta. 457 Comment
  RSA593701  Lastarriaea coriacea Steve Boyd, Dave Bramlet 1996-4-19 8625 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  SEINET6894861  Lastarriaea coriacea Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  SD144037  Lasthenia californica Scott D. White 1997-2-28 4724 Riverside Elsinore area: SE of Hwy 74, ca. 1 mi E of jtn. with I-15 Freeway. 459 Comment
  RSA674933  Lasthenia coronaria Scott D. White, Tasha La Doux 2000-4-23 7718 Riverside Perris/San Jacinto Basin: Winchester/Hemet area. Unnamed hills just S of Lakeview Mts. South of Hwy 74 and E of Hwy 79. 473 Comment
  UCR177830  Lasthenia coronaria S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  POM13859  Lasthenia glabrata subsp. coulteri P. A. Munz 1922-4-29 5078 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  RSA596932  Lasthenia glabrata subsp. coulteri G. R. Ballmer 1996-4-14 s.n. Riverside Lake Elsinore area, S of I 15 along E side of Nichols Rd. Comment
  SBBG8514  Lasthenia glabrata subsp. coulteri H. and M. Dearing 1939-4-5 3095 Riverside Hemet Valley Comment
  RSA736568  Lasthenia gracilis Keith E. Hoffmaster 1935-3-3 839 Riverside Near Santa Ana River, north of Arlington. Comment
  UC1536905  Lasthenia gracilis G. H. True 1935-3-19 132 Riverside 6 mi se Perris 487 Comment
  UCR117217  Lasthenia gracilis B. G. Pitzer 2000-4-20 4125 Riverside Mead Valley, Air Force property bordering Nandina Road, across from (N of) the T-intersection with Brown Street. 515 Comment
  UCR228743  Lasthenia gracilis A. C. Sanders, Nathan Moorhatch 2011-3-22 38797 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland in Menifee Valley, powerline route along McLaughlin Rd. between Palomar Rd. and San Jacinto Rd. 442 Comment
  RSA406644  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1947-5-5 2045 Riverside Los Alamos Canyon, Elsinore 762 Comment
Read comments Nov 26 2011
  UCR228853  Layia platyglossa A. C. Sanders, T. B. Salvato 2011-3-28 38819 Riverside Peninsular Range; Perris-Aguanga Basin Region, Menifee Valley, powerline corridor along McLaughlin Rd. west of Murrieta Rd., north of Sun City 439 Comment
  UCR281278  Layia platyglossa Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 21 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  UCR34906  Layia platyglossa subsp. campestris L. B. Ziegler 1967-2-20 109 Riverside San Jacinto Valley, N of Lakeview 457 Comment
  RSA633881  Lemna gibba Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38150 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1615 Comment
  RSA191401  Lemna minuta E. W. Lathrop, Robert F. Thorne 1967-9-26 6632 Riverside 6 miles NW of Murrieta. Comment
  UCR89385  Lemna minuta A. C. Sanders, O. F. Clarke, P. J. MacKay, S. D. White, C. L. Sanders 1994-11-27 15870 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
  UCR113550  Lepidium densiflorum Mitch Provance, Juanita Provance, Seychelle Provance 2000-9-3 2222 B Riverside Riverside, Canyon Crest, apartments on the NE ocrner of Chicago and Central. 280 Comment
  UC205107  Lepidium dictyotum D. Cleveland 1882-5-3 Riverside Temecula Plain Comment
Read comments Nov 9 2009
  RSA66574  Lepidium dictyotum var. acutidens F. W. Peirson 1930-5-10 8771 Riverside 1 mile east of Perris 457 Comment
  SD181640  Lepidium dictyotum var. dictyotum Steve Boyd 2001-4-12 10410 Riverside Gavilan Hills Region: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street. Comment
  RSA0121009  Lepidium fremontii Duncan S. Bell, LeRoy Gross 2016-3-8 8824 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of the range; approximately 1.75 air miles north of the Bradshaw Trail. 466 Comment
  RSA429903  Lepidium fremontii Christopher Davidson 1973-4-19 1975 Riverside Joshua Tree Natl. Monument, ca 4 mi. E of Split Rock, ca 1.5 mi S of park entrance. 1220 Comment
  UC856450  Lepidium fremontii Ira L. Wiggins 1937-3-9 8745 Riverside Chuckawalla Spring Chuckawalla Mts. Comment
  RSA0042106  Lepidium lasiocarpum Duncan S. Bell, Deidre Conocchioli 2014-3-11 6229 Riverside Santa Rosa Mountains; Devil's Canyon, northeast of Martinez Mountain. 207 Comment
  RSA68339  Lepidium lasiocarpum F. W. Peirson 1933-4-13 10636 Riverside Road from Deep Canyon to Idyllwild. 610 Comment
  SEINET3522865 Image available Lepidium lasiocarpum B. Pitzer 1998-1-24 3391 Riverside Sonoran (Colorado) Desert; N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road. 500 Comment
  UCR104029  Lepidium lasiocarpum George K. Helmkamp, E. A. Helmkamp 1998-2-18 2714 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR217801  Lepidium lasiocarpum var. lasiocarpum Jim Andre, T. La Doux 2010-2-28 12552 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  UC1929668  Lepidium latifolium Scott D. White 2003-6-9 9524 Riverside PERRIS BASIN: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. Comment
  UCR251698  Lepidium nitidum T. B. Salvato 2014-4-9 7841 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 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
  RSA525337  Lepidium virginicum var. robinsonii Steve Boyd, Dave Bramlet 1990-4-29 4467 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  UCR256747  Lepidium virginicum var. robinsonii T. B. Salvato, Matthew Malle 2013-4-15 7536 Riverside Gavilan Hills, dirt SCE powerline access road east of Lake Street and northwest of Hilltop Drive. 1.10 mi northeast of the junction of Lake Street and Hwy I-15 567 Comment
  SDSU12989  Lepidospartum squamatum Michael G. Simpson with Claudia A. Luke 1999-10-27 2012 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  CLARK-A1528-71  Leptochloa uninervia Fred B. Essig 1966-9-12 Riverside Riverside Comment
  RSA263686  Leptosiphon floribundus E. W. Lathrop 1968-5-22 6927 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  SD73177  Leptosiphon parviflorus D. F. Howe 1969-5-15 Riverside Hear Dripping Springs Camp 456 Comment
Read comments Mar 6 2013
  RSA667000  Leptosiphon pygmaeus subsp. pygmaeus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24181 Riverside S. of Hemet, E end of Diamond Valley, ca 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  UCR220005  Lessingia filaginifolia A. C. Sanders 2010-11-18 38690 Riverside Peninsular Range; western Gavilan Hills, eastern edge of Corona, north end of 'radio tower' ridge, 1.85 mi. NNE (25 deg. ) of El Cerrito, 1 mi. SSE (143 deg. ) of Home Gardens, just east of large rock quarry 488 Comment
  SD232190  Lessingia glandulifera Scott D. White 2003-10-9 9822 Riverside San Jacinto Mountains: Pine Cove area. Dutch Flat. Reportedly once site of a golf course, now abandoned. 1753 Comment
  POM122893  Lessingia glandulifera var. glandulifera Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
Read comments Sep 16 2011
  UCD72382  Leymus condensatus T. B. Salvato; Kent Beaman 2005-5-16 781 Riverside San Jacinto Mtn. foothills. San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy. 74. 549 Comment
  RSA368915  Lilaea scilloides S. B. Parish 1890-03 s.n. Riverside Near Colton. Comment
Read comments Sep 24 2016
  UC3727  Lilium parryi H. M. Hall Jun 1901 2451 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1524 Comment
  SD241915  Limonium duriusculum A. C. Sanders, John F. Green 2012-6-25 40298 Riverside Peninsular Range; Santa Ana Mountains Region: Temescal Canyon, benches south of I-15 and east of Horsethief Canyon Road, north end of Bucking Bay Drive (Alberhill 7.5'Q) 433 Comment
  UCD170140  Limonium sinuatum A. C. Sanders 2014-4-23 41057 Riverside Peninsular Range, Temescal Valley at intersection of Concordia Ranch Rd. and Temescal Canyon Rd., near I-15. 364 Comment
  RSA192027  Linanthus androsaceus subsp. luteolus E. W. Lathrop 1966-5-16 6326 -a Riverside Tenaja Grade, 2 miles SW of Murrieta on the Tenaja Road. Comment
  RSA468573  Linanthus androsaceus subsp. luteolus N. C. Cooper 1944-6-17 1394 Riverside San Jacinto Mountains above Banning. 915 Comment
  CLARK-A1528-719  Linanthus androsaceus subsp. micranthus C. M. Flanagan 1973-5-12 Riverside Morongo Indian Reservation 1188 Comment
  UCSB42105  Linanthus filiformis Roos, John 1958-3-15 Riverside 3 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  RSA768413  Linanthus jonesii J. Andre, T. La Doux 2009-2-25 10829 Riverside Big Maria Mountains: along the west side of Highway 95 just south of Black Point, approx. 15 miles north of Blythe 94 Comment
  RSA646295  Linanthus lemmonii Orlando Mistretta, Mark Elvin 1995-6-19 1776 Riverside Highway 74. 1418 Comment
  UC133795  Linanthus lemmonii T. S. Brandegee 1902-5-19 Riverside Banning Comment
Read comments Mar 13 2011
  UC219269  Linanthus lemmonii P. A. Munz and I. M. Johnston 1922-3-20 5477 Riverside Kenworthy San Jacinto Mts. 1463 Comment
Read comments Mar 25 2011
  SEINET13709267  Linanthus nuttallii J. Adams, J. Adams (Botany) 1966-1 747 Riverside Santa Rosa Plateau, along Dirt Rd from Murrieta to De Luz 2500Ft 762 Comment
  RSA85440  Linaria canadensis var. texana J. C. Roos 1952-4-9 5504 Riverside north side of Mt. Rubidoux 381 Comment
  UCR91978  Linum usitatissimum S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  UC11871  Lithophragma affine H. M. Hall June, 1901 2187 Riverside s side San Jacinto Mountains; s side San Jacinto Mountains 1341 Comment
  UCR4110  Lobularia maritima Ronald M. Cope 1965-4-13 s.n. Riverside Riverside. On side of earthen dam, south of where Gage Canal goes underground for the second time after having crossed Le Conte Dr. 259 Comment
  RSA596528  Lobularia maritima D. L. Banks 1996-7-16 1131 Riverside NW Palomar Mountains; Agua Tibia Mountains; In the Vail Ranch Housing Development, N of the Pechanga Indian Reservation; At the W side of the intersection of Marge Place and Tehachapi Pass( N of Vail Ranch Road). 426 Comment
  RSA678341  Loeflingia squarrosa Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10478 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR213617  Loeflingia squarrosa A. C. Sanders, Matthew Malle 2010-4-23 38011 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  SEINET3004973  Logfia arizonica G. Rink 2011-3-30 10399 Riverside Northwest of Blythe, east of the McCoy Mtns, swale in desert pavement 152 Comment
  UCR281263  Logfia arizonica Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 36 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  UCR59770  Logfia arizonica Steve Boyd, T. S. Ross, L. Arnseth 1989-3-19 3043 Riverside Peninsular Range, Vail Lake area, 0.75 mi NW of dam, S flank Oak Mountain 622 Comment
  UC1537024  Logfia filaginoides Gordon H. True Jr. 1935-4-10 224 Riverside Box Springs Box Springs Canyon, Box Springs 365 Comment
  RSA0105317  Lomatium lucidum D. L. Banks 1997-2-23 1315 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
  RSA586134  Lomatium lucidum D. L. Banks 1995-4-11 177 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trail. 829 Comment
  UC1511321  Lomatium mohavense Robert F. Thorne, Avi Shmida, and Robert Whittaker 1978-4-23 52084 Riverside Pinyon Flats, along Hwy 74 Comment
  SEINET7073338  Lomatium utriculatum A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  RSA85578  Lomatium vaginatum J. C. Roos 1952-4-2 5455 Riverside At Edgemont near Box Springs. 488 Comment
  RSA180461  Lonicera subspicata var. denudata E. W. Lathrop 1960-6-8 4909 Riverside 14 miles west of Murrieta Comment
  UCR104190  Lonicera subspicata var. denudata Scott D. White 1997-5-25 5233 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
  PASA278  Lonicera subspicata var. johnstonii 1920-6-22 Riverside Dripping Springs, Temecula River 457 Comment
Read comments Jun 24 2016
  RSA406723  Lotus argophyllus var. argophyllus E. A. Zumbro 1902-4-10 s.n. Riverside Box Springs Mountain, near Riverside Comment
  SEINET2062200  Lotus argophyllus var. argophyllus B. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Hot Springs Mountanis, near S-most radio towers, Riverside East 7.5' Quad. Comment
Read comments Feb 22 2014
  RSA615140  Lotus argophyllus var. argophyllus A. C. Sanders, O. F. Clarke, H. Forster 1997-3-2 19765 Riverside Box Springs Mountains E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  RSA722995  Lotus grandiflorus var. grandiflorus M. Wall 2007-7-6 434 Riverside San Jacinto Valley at sharp bend in Bautista Canyon Rd. 3.1 miles SE of jct. with Fairview Ave. 671 Comment
Read comments Dec 22 2018
  RSA525243  Lotus hamatus Steve Boyd, T. S. Ross 1990-5-11 4620 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA678443  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  GMDRC2043  Lotus heermannii J. Andre 2006-4-26 6757 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Long Canyon, approx. 2.3 mi. S. of NE corner (boundary) of park Near 34.06072 deg. N 116.44711 deg. 43681' W. Elev. 3463 ft. 1056 Comment
  RSA32421  Lotus heermannii N. C. Cooper 1944-5-6 1167 Riverside Whitewater Canyon. 457 Comment
  UCR225443  Lotus humistratus A. C. Sanders, T. B. Salvato 2011-3-29 38852 Riverside Peninsular Range; Perris-Aguanga Basin Region, valley at toe of hills between Sun City and Perris, powerline corridor between Goetz Rd. and Alabaster Loop, north of Goldenrod Ave. 448 Comment
  UCR92074  Lotus purshianus Scott D. White, S. Ogg 1994-10-17 2491 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  UC80895  Lotus purshianus var. purshianus A. W. Anthony 1895-7-15 Riverside San Jacinto Mountain Comment
  CLARK-A1656-715  Lotus rigidus unknown 1981-3-14 Riverside Coachella Valley Comment
  SDSU4339  Lotus rigidus H. Wedberg 1962-4-20 918 Riverside About 1 mile southeast of Pinyon Flats on road to Palm Springs, San Jacinto Mountains. Pinyon-Juniper woodland. 1219 Comment
  UC33595  Lotus rigidus H. M. Hall 1902-4-12 2841 Riverside Coyote Canyon, w borders of Colorado Desert Colorado Desert 152 Comment
  CSUSB1253  Lotus salsuginosus Steven Wickler 1974-4-21 Riverside San Jacinto Valley. Immediately off of Hemet- San Jacinto off ramp, 8 miles east of Riverside on US 60. 289 Comment
  JEPS65154  Lotus salsuginosus W. L. Jepson 1935-4-17 19143 Riverside 1.5 mi n Elsinore 457 Comment
  CDA7756  Lotus scoparius Mike Lahti 2008-5-17 PDR# 1473119 Riverside Hemet, 44955 Clara Rd., Cross-street Grant 0 Comment
  CSUSB1269  Lotus scoparius Sally Bell 1964-5-1 Riverside Highway 60, about 0.5 mile east of the crest of the grade in the Badlands between Sunnymead and Beaumont, on the south side of the road. 914 Comment
  UCR164935  Lotus scoparius subsp. brevialatus T. B. Salvato, John F. Green 2004-5-27 622 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  RSA715347  Lotus scoparius var. brevialatus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32672 Riverside 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
  RSA792348  Lotus scoparius var. brevialatus Doris Bowers 1972-4-15 1797 Riverside Dig at Rancho California - N/o camp 396 Comment
  RSA779588  Lotus strigosus Duncan S. Bell 2009-3-7 20 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  UC1563077  Lotus strigosus Steve Boyd and Orlando Mistretta 1986-3-13 1471 Riverside ne of Desert Center (w side Palen Mountains); Palen Mountains Comment
  UCR225719  Lotus strigosus A. C. Sanders 2011-3-30 38908 Riverside Peninsular Range, city of Lake Elsinore, along north edge of Hwy 74 at and above Trellis Lane 457 Comment
  UCR250558  Lotus strigosus var. strigosus A. C. Sanders 2014-4-9 41001 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.4 km south of El Hermano Rd., NW of Corona (Lee) Lake 331 Comment
  RSA480095  Lotus tomentellus Steve Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2184 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA180473  Lotus unifoliolatus E. W. Lathrop 1960-5-27 5229 Riverside 6 miles west of Murrieta. Comment
  RSA524435  Lotus wrangelianus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4051 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  UCSC000931  Lotus wrangelianus Peter Kamb 1947-5-17 515 Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  JEPS85677  Lupinus Mary Beal 1941-4-6 858 Riverside Mecca Hills Mohave Desert, , Painted Canyon (Painted Canyon) Comment
  POM11045  Lupinus arizonicus H. M. Hall 1905-04 5759 Riverside Palm Springs. 152 Comment
  POM349938  Lupinus arizonicus Howard Mullins 1931-4-26 s.n. Riverside Mecca Comment
  UC1129709  Lupinus arizonicus H. S. Yates 1937-3-23 6420 Riverside 5 mi nw Edom; Thermal Quad., nw of Edom Comment
  UC279692  Lupinus arizonicus Edmund C. Jaeger 1926-2-20 Riverside near Salton Sta. (Canyon Springs); near Salton Sta., Canyon Springs Comment
Read comments Jan 21 2008
  UC495147  Lupinus arizonicus Philip A. Munz 1932-3-14 11986 Riverside Deep Canyon Coachella Valley (Coachella Valley); , Deep Canyon 91 Comment
  UCR138567  Lupinus arizonicus Steve Boyd, Orlando Mistretta 1986-3-13 1463 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  UCR171898  Lupinus bicolor John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR92334  Lupinus bicolor Scott D. White, M. D. Wilcox 1995-7-13 3474 Riverside Santa Ana Mtns., Unnamed canyon c. 0.25 mi. SW of Grand Ave., Lake Elsinore, directly downslope from hairpin turn on State Hwy 74. 488 Comment
  POM184252  Lupinus bicolor subsp. microphyllus Philip A. Munz 1932-3-24 12017 Riverside Corona 366 Comment
  RSA495788  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-11 2887 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  UCR164571  Lupinus concinnus S. J. Myers 2001-4-18 s.n. Riverside San Jacinto Mtns., Bautista Canyon near Tripp Flats Rd. 1183 Comment
  RSA507941  Lupinus concinnus subsp. optatus Steve D. Boyd 1988-5-28 2259 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  POM12739  Lupinus concinnus var. concinnus P. A. Munz 1922-4-30 5130 Riverside Tucalota Creek, south of Hemet Comment
Read comments May 28 2011
  HSC85266  Lupinus densiflorus var. austrocollium Steve Boyd 1986-4-22 1763 Riverside W side of Indian Wash, S of I-15 Comment
  RSA0030876  Lupinus excubitus subsp. austromontanus Norman C. Cooper 1944-6-17 1421 Riverside San Jacinto Mtns. above Banning. 1067 Comment
  CAS-BOT-BC216685  Lupinus excubitus subsp. hallii C. B. Wolf 1932-5-25 3693 Riverside 0.25 mile SW of summit of Moreno Grade, Bad Lands SW of Beaumont 670 Comment
  SEINET10451309  Lupinus excubitus subsp. hallii David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20757 Riverside Along hwy 74 w of the jct rd to idyllwild, 11 mi. W, at the lower edge of the Coulter pines and near the chaparral. Decomp. Granite. Comment
  UC597721  Lupinus excubitus var. austromontanus Philip A. Munz 1937-5-30 15140 Riverside Santa Rosa Peak 2407 Comment
  UCR117078  Lupinus excubitus var. hallii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23952 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 345 Comment
Read comments Apr 3 2011
  UCR251691  Lupinus excubitus var. hallii M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  SEINET2062637 Image available Lupinus formosus Norman C. Cooper 1945-5-5 2225 Riverside San Gorgonio Mts. Above Banning 914 Comment
  RSA413695  Lupinus hirsutissimus M. V. Hood 1945-3-26 s.n. Riverside Aguanga. 610 Comment
  UCR162875  Lupinus hirsutissimus T. B. Salvato, Kelly Volansky 2003-3-27 131 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR112485  Lupinus microcarpus var. densiflorus A. C. Sanders, T. B. Salvato 2000-5-30 23440 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  RSA0028837  Lupinus sparsiflorus Scott D. White 2001-4-3 8220 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA523534  Lupinus sparsiflorus Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3993 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA702747  Lupinus sparsiflorus Scott D. White, Michael Honer 2004-4-6 10041 Riverside Perris / Elsinore Basin: Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  RSA770785  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4525 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC1584119  Lupinus sparsiflorus Steve Boyd, Tim Ross, and Laurel Arnseth 1990-3-29 3832 Riverside ridge at n side mouth of Temecula Creek Canyon (and adjacent benches of s flank of Big Oak Mtn); Vail Lake Area 396 Comment
  UCR250881  Lupinus sparsiflorus S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1050 Riverside Lakeview Mountains, along powerline access road 0.22 mi. NE (25 deg. ) of intersection of Contour Ave. & Truffaut Dr. 613 Comment
  POM10358  Lupinus sparsiflorus subsp. sparsiflorus Charlotte M. Wilder 1904-5-14 49 Riverside Wilders Canyon, Jurupa Hills, Comment
  RSA607352  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1938-5-1 1612 Riverside Peninsular Ranges: San Jacinto Valley; Hemet. Comment
  HSC83017  Lupinus truncatus N. M. Fellows 1985-3-16 109 Riverside Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mi. W of Snow Creek Village 489 Comment
  UCR142197  Lupinus truncatus June Latting 1979-4-8 s.n. Riverside Box Springs Mountain 915 Comment
  SEINET10489071  Lupinus truncatus David B. Dunn 1947-3-16 Dunn 2916 Riverside Found 100 yards se of cabazon in the banning pass. Comment
  CAS-BOT-BC436683  Luzula comosa var. laxa C. M. Wilder 1909-7-11 921 Riverside Round Valley, San Jacinto Mts. Comment
  JOTR35923  Lycium andersonii De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6871 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  RSA422103  Lycium andersonii Anstruther Davidson 1904-5-1 1089 Riverside Palm Springs. Comment
  JOTR32974  Lycium fremontii La Doux, Tasha, A. Miller 2008-10-8 2855 Riverside Joshua Tree National Park. Coxcomb Mountains, north of Colorado River Aqueduct tunnel 325 Comment
  RSA699023  Lycium pallidum var. oligospermum J. Russell Bruff 1929-12-28 454 Riverside Dos Palmas Comment
  SD187433  Lythrum hyssopifolia Scott D. White, Angelia Carey 2004-5-7 10332 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  SD204913  Lythrum hyssopifolia R. F. Thorne, E. W. Lathrop, et al. 1982-6-5 55215 Riverside Santa Ana Mountains region: Southwest of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached from De Luz road. 579 Comment
  UCR18373  Machaeranthera canescens Jeanine Derby 1977-1-13 s.n. Riverside San Jacinto Mtns, south fork of San Jacinto River 1067 Comment
  UCR80830  Machaeranthera cognata John Wear, N. Moorhatch 1993-6-11 s.n. Riverside Sonoran (Colorado) Desert, Mecca Hills 61 Comment
  UC33264  Madia elegans H. M. Hall 1901-6-29 2268 Riverside w side San Jacinto Mountains; w side San Jacinto Mountains 1615 Comment
  UCR77572  Malacothamnus densiflorus var. densiflorus Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6127 Riverside SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill 488 Comment
  CAS-BOT-BC345284  Malacothrix californica Marcus E. Jones 1903-5-11 s.n. Riverside Banning 701 Comment
  POM10232  Malacothrix californica Charlotte M. Wilder 1904-5-15 124 Riverside North side of Jurupa Hills, near Riverside Comment
  JEPS36766  Malacothrix clevelandii W. L. Jepson May 17 1901-Jun 1 1901 1285 Riverside Strawberry Valley San Jacinto Mt. Comment
  UC1595610  Malacothrix clevelandii Steve Boyd and Orlando Mistretta 1991-5-22 6284 Riverside e Dorland Mtn (w of Kolb Crk); Vail Lake area, base of Aqua Tibia Mtn 548 Comment
  UCR213889  Malacothrix clevelandii Scott D. White, Justin M. Wood 2009-5-22 12913 Riverside San Jacinto Mountains, Idyllwild area, 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds 1456 Comment
  UCR41804  Malacothrix coulteri A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6029 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  CAS-BOT-BC347681  Malacothrix glabrata C. L. Hitchcock 1940-4-3 5929 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC347714  Malacothrix glabrata Anne Constant 1955-3-27 148 Riverside Along Highway 111 between Banning and Palm Springs. Colorado Desert 365 Comment
  CHSC109704  Malacothrix glabrata Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10484 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
  POM10233  Malacothrix glabrata Charlotte M. Wilder 1904-5-15 125 Riverside North side of Jurupa Hills, NW of Riverside Comment
  UCR103992  Malacothrix glabrata George K. Helmkamp 1998-4-3 3079 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  UCR138581  Malacothrix glabrata Steve Boyd, Orlando Mistretta 1986-3-13 1433 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 366 Comment
  UCR114324  Malacothrix saxatilis var. tenuifolia Mitch Provance 1998-5-2 485 Riverside Pedley, north side of Clay St., c. 1/8 mile east of intersection with Van Buren Blvd. 229 Comment
  VVC2031  Malacothrix stebbinsii 2010-4-7 s.n. Riverside Colorado Desert, 3.1 miles ESE of Desert Center on the south side of the highway between two service roads. 254 Comment
  RSA619793  Malvella leprosa A. C. Sanders, K. C. Rose 1998-9-29 22246 Riverside West edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills. Comment
  VVC2106  Mammillaria tetrancistra Tim Thomas 2012-8-23 5873 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  RSA229828  Marah macrocarpa Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 588 Riverside Cleveland Nat. Forest. 6.5 mi. S of Lake Elsinore along Forest Route 7SO4 Comment
  CLARK-A1703-1199  Marina orcuttii Robin L. Kobaly 1977-3-31 Riverside Santa Rosa Mountains 1402 Comment
  RSA607360  Marina parryi R. S. Woglum 1941-4-10 2932 Riverside Sonoran Desert: Blythe. Comment
  RSA699192  Marina parryi J. R. Bruff 1928-4-5 205 Riverside Between Wiley Well and Beals Well. Comment
  RSA703808  Marina parryi LeRoy Gross 2005-3-3 1601 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  SD125954  Marina parryi B. Pitzer 1988-3-10 646 Riverside West side of Chuckwalla Mountains, on gas line road, ca., 1.5 mile north of intersection with Red Cloud Mine Road. 487 Comment
  UCR107829  Marrubium vulgare D. L. Banks 1997-5-5 1987 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  CAS-BOT-BC348067  Matricaria discoidea John Green 2005-5-4 s.n. Riverside Perris-Aguanga Region: SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  POM362447  Matricaria matricarioides N. C. Cooper 1944-4-22 1137 Riverside Banning 732 Comment
  UCR20790  Matricaria matricarioides A. C. Sanders, Steve Boyd 1980-5-2 1400 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR60157  Meconella denticulata Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  RSA192125  Medicago sativa H. A. Zuill 1966-6-27 256 Riverside Between Tenaja Guard Station and the Main Divide Truck Trial. Comment
  UCR80379  Megathyrsus maximus A. C. Sanders, O. F. Clarke 1991-9-3 11159 Riverside Riverside: Australian Section of the UCR Botanical Garden. Garden Grid Cell Q-5 500 Comment
  CLARK-A1528-4722  Melica californica John C. Roos 1950-4-22 4754 Riverside Box Springs Mountains 792 Comment
  CAS-BOT-BC271706  Melica frutescens Marcus E. Jones 1882-4-25 3554 Riverside San Jacinto Comment
  RSA342044  Melica frutescens R. F. Thorne, W. A. Tilforth, L. Schultz, R. K. Benjamin, J. Hogge 1980-4-16 54084 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  CLARK-A1528-4727  Melica imperfecta John C. Roos 1937-5-2 1419 Riverside La Sierra Comment
  UCR133400  Melica imperfecta Tracy Tennant, J. S. Ross 1998-5-7 MOR- 107 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR136252  Melica imperfecta A. C. Sanders 2004-4-20 27548 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
  UCR177937  Melica imperfecta Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 030 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA619543  Melilotus indicus D. L. Banks 1997-5-5 1992 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
  UC1329998  Menodora scabra var. glabrescens James E. Cole 1941-5-30 839 Riverside Lost Horse Mine Road Joshua Tree National Monument 1432 Comment
  UCR114318  Mentha Mitch Provance 1998-3-21 271 B Riverside Jurupa Hills, Sunnyslope, near the Ormand Quarry, at the corner of 30th St. and Sierra Ave. 274 Comment
  POM13577  Mentzelia affinis P. A. Munz, D. D. Keck 1922-4-14 s.n. Riverside Indian Wells 107 Comment
  RSA0060678  Mentzelia affinis Dave Silverman, Onkar Singh 2010-3-25 7846 Riverside Palo Verde Mesa, 220 m east of Black Creek Rd, 6.6 km west of McCoy Wash, and 8.2 km north of I-10. 160 Comment
  HSC78582  Mentzelia albicaulis G. K. Helmkamp 1983-3-24 3836 Riverside Chuckwalla Valley, at junction of the Graham Pass & Chuckwalla Springs Rd. 229 Comment
  UCR232388  Mentzelia desertorum Dave Silverman, Onkar Singh 2010-3-27 7854 Riverside Sonoran (Colorado) Desert, McCoy Wash, N of Palo Verde Mesa, 5.4 km WSW of Mesaville siding, west of A Canal/Levee Blvd, & c. 7.6 km N of Blythe Airport 136 Comment
  PASA1556  Mentzelia involucrata 1928-3-3 Riverside Near Whitewater Comment
Read comments Jun 24 2016
  SBBG16941  Mentzelia involucrata K. K. Muller 1957-4-13 800 Riverside hills opposite S entrance of Joshua Tree Nat Monument Comment
  UCD117240  Mentzelia involucrata Geoffrey Levin 1975-4-5 471 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of the Little San Bernadino Mountains. 60 Comment
  POM259507  Mentzelia involucrata var. megalantha E. C. Jaeger 1939-12-26 s.n. Riverside Fargo Canyon, colorado desert. Comment
  RSA69581  Mentzelia involucrata var. megalantha F. W. Peirson 1933-4-15 10652 Riverside Whitewater River, 4.5 miles above the bridge. 701 Comment
  RSA69561  Mentzelia jonesii F. W. Peirson 1928-4-24 7909 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  POM248399  Mentzelia longiloba var. longiloba Philip Crow 1939-7-22 s.n. Riverside Blythe. Comment
  RSA507948  Mentzelia montana Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2266 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  UCR199920  Mesembryanthemum nodiflorum Scott D. White, Justin Wood 2008-4-15 11879 Riverside Perris Valley, Interstate 215, [Menifee Valley/Sun City - Perris region] between Nuevo Rd and Scott Rd. 518 Comment
  CAS-BOT-BC348846  Microseris douglasii subsp. douglasii S. B. Parish 1914-3-24 9079 Riverside Perris Comment
  UCR260550  Microseris lindleyi T. B. Salvato, Matt Malle 2014-5-29 8020 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  SDSU10755  Mimulus aurantiacus W. E. Rehlaender 1983-4-22 31 Riverside NE rim of Sycamore Canyon, about 1 mile SW of Hwy 60 and 2.5 miles SSE of UCR Campus. Comment
  RSA523840  Mimulus aurantiacus var. pubescens G. H. True 1935-4-1 192 Riverside Among rocks, steep sides of canyon. 396 Comment
  UCR47668  Mimulus aurantiacus var. pubescens D. C. Michener 1980-5-29 3633 Riverside San Jacinto Mtns, Cave Springs Comment
  RSA221044  Mimulus aurantiacus var. puniceus E. W. Lathrop 1966-4-20 6194 Riverside Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  POM122677  Mimulus bigelovii var. bigelovii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  UC667388  Mimulus bigelovii var. bigelovii Annie M. Alexander and Louise Kellogg 1941-5-14 2168 Riverside 5.5 mi s Cottonwood Spring; Colorado Desert, Eagle Mountains 502 Comment
  UC26875  Mimulus brevipes H. M. Hall June, 1901 2058 Riverside s side San Jacinto Mountains 1524 Comment
  UCR35247  Mimulus brevipes L. B. Ziegler 1967-8-1 197 Riverside Peninsular Range; San Jacinto Mtns., Upper Herkey Creek area 1524 Comment
  UC27105  Mimulus breweri H. M. Hall July 1901 2488 Riverside Lake Surprise San Jacinto Mountains 2499 Comment
  UCR3735  Mimulus cardinalis Frank C. Vasek 1964-7-25 640725- 10 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  RSA60838  Mimulus diffusus Frank W. Gould 1944-4-5 2222 Riverside On gravelly roadside at edge of chaparral; 11.5 miles southeast of Temecula. Comment
  UC1922190  Mimulus floribundus Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1778 Riverside Peninsular Ranges; San Jacinto Mountains region; Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UCR151064  Mimulus floribundus Scott D. White 1998-6-17 6745 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  RSA408105  Mimulus fremontii R. S. Woglum 1937-5-22 534 Riverside Anza, Cahuilla Valley. Comment
  UCR168408  Mimulus fremontii E. C. Jaeger 1921-6-15 s.n. Riverside San Jacinto Mountains, along Stone Creek 1707 Comment
  UCSC000875  Mimulus moschatus Peter Kamb 1947-6-7 574 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  RSA763844  Mimulus puniceus Doris Bowers 1972-4-15 1849 Riverside Rancho California area 457 Comment
  SDSU10801  Mimulus tilingii Garrison 1962-7-29 Riverside 2 miles beyond Black Mountain camp ground. 2134 Comment
  UCR260880  Mirabilis laevis A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41488 Riverside San Gorgonio Pass, north of San Gorgonio River wash, c. 3 miles east of Cabazon, south of I-10 and generally NE of water bottling plant 457 Comment
  CAS-BOT-BC434682  Mirabilis laevis var. crassifolia Joseph Andorfer Ewan 1932-4-8 7042 Riverside Whitewater Canyon, about 3 miles above mouth Comment
  CAS-BOT-BC434687  Mirabilis laevis var. crassifolia M. McCollum 1976-6-10 2039 Riverside 8 mi. SSW of Yucca Valley 914 Comment
  SDSU18725  Mirabilis laevis var. crassifolia C. Matt Guilliams 2008-2-13 451 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 410 Comment
  CAS-BOT-BC434829  Mirabilis laevis var. retrorsa Philip A. Munz 1940-3-22 15654 Riverside Whitewater Canyon, 2 miles north of Banning - Indio boulevard Comment
  SEINET3161596  Mirabilis laevis var. retrorsa S. B. Parish 1907-4-24 6073 Riverside western border of the Colorado Desert 360 Comment
  POM99006  Mirabilis laevis var. retrorsa E. C. Jaeger 1926-4-24 s.n. Riverside White Tanks, Pinto Mts. Comment
  UC1719519  Mirabilis laevis var. villosa D. Atwood 1993-3-26 17669 a Riverside Santa Ana Mts., 1.5 mi. S. of Lake Elsinore, along Hwy 74. 670 Comment
  RSA0035939  Mirabilis tenuiloba Deidre Conocchioli, Duncan S. Bell 2014-3-4 149 Riverside 1.3 miles down dirt BLM road from paved 58th Avenue; 4WD road south of Lake Cahuila and La Quinta. Just northeast of mouth of Devil Canyon, east side of Santa Rosa Mountains, west edge of Coachella Valley 37 Comment
  RSA0106701  Mohavea confertiflora Duncan S. Bell, Amanda Turek 2010-4-9 754 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  RSA408759  Mohavea confertiflora Christopher Davidson 1979-4-4 7692 Riverside Orocopia Mts., lower end of Box Canyon on Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA408763  Mohavea confertiflora George R. Johnston, G. R. Johnston 1930-4-14 14660 Riverside Shaver's Well Riverside. Comment
  RSA408771  Mohavea confertiflora Martha Hilend 1928-3-11 92 Riverside Morongo Pass, Colorado Desert region. Comment
  UCR60840  Mohavea confertiflora Steve Boyd, Orlando Mistretta 1986-3-13 1453 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  UCSB17614  Mohavea confertiflora Gerhart, Janet 1963-4-6 Riverside Coachella Canal; siphon #22; 5 mi S of intersection with Salt Creek Wash Comment
  LA62611  Monardella australis subsp. australis Elizabeth McClintock; 1939-7-10 sn Riverside San Jacinto Mountains, Trail to Hidden Lake Comment
  POM12899  Monardella lanceolata var. lanceolata P. A. Munz 1922-7-3 5945 Riverside [Unspecified] 1372 Comment
Read comments Oct 8 2011
  UC2036000  Monardella nana C. Epling, L. Haines 1937-5-7 Riverside Pinyon Flats Palms to Pines Highway Comment
  RSA720448  Monardella nana subsp. arida Naomi S. Fraga, Valentin Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1700 Riverside Along 4-W drive trail east of Morris Ranch road and west of McGregor Flat. 1616 Comment
  RSA750278  Monardella nana subsp. arida Elizabeth McClintock, H. Lewis 1941-6-29 79 Riverside Road up Santa Rosa Mt. 4.5 miles beyond canyon where stream crosses road. Comment
  RSA750415  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 56 Riverside Road to Santa Rosa Mt. 0.3 miles from Pines to Palms Highway. Comment
  RSA768324  Monardella nana subsp. arida Elizabeth McClintock 1941-5-31 44 Riverside 5 miles from turnoff to Anza Tablet. After crossing narrow valley, passing ranch house, crossing sluggish stream, and going through second gate. Comment
  SEINET4151977 Image available Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 79 Riverside Peninsular Range; Santa Rosa Mtns.; road up Santa Rosa Mountain, 4.5 miles beyond canyon where stream crosses road 2302 Comment
  POM48947  Monardella nana subsp. tenuiflora P. A. Munz 1924-7-26 8721 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  RSA750271  Monardella nana subsp. tenuiflora Elizabeth McClintock, H. Lewis 1941-6-22 70 Riverside Stne Creek on the Banning-Idyllwild road. Comment
Read comments Mar 1 2014
  UC1499836  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-22 130 Riverside w Domengonio Flats (on slope s of Strawberry Creek); San Jacinto Mts. Comment
  UC1499950  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 96 Riverside 2 mi beyond Stone Creek (Banning-Idyllwild road) Comment
  UCR221474  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 116 Riverside Peninsular Range; San Jacinto Mtns., on slope south of Strawberry Creek, and west of Domengonio [Domenigoni] Flats [vicinity of West Ridge, near Camp Emerson & USC Idyllwild campus] 1646 Comment
  UCR221496  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside Peninsular Range; San Jacinto Mtns., Deer Springs and Suicide Rock trail, one switchback below the forks 2073 Comment
  SEINET10498940  Monardella odoratissima subsp. australis David B. Dunn 1946-8-18 Dunn 2744 Riverside Round meadow dry hillside among lodge pole pines. San jacinto mtns Comment
  OBI41022  Monolepis nuttalliana Oscar F. Clarke 1970-9-24 s.n. Riverside Along the Santa Ana river bottom just E of old Salt Lake river Bridge, Riverside Comment
  OBI23450  Monoptilon bellioides D. Seigler, C. Bohnstedt, F. Seaman and D. Riskind, D. Riskind 1970-3-25 2248 Riverside 32 mi N of Cottonwood Visitor Center in Joshua Tree Natl Monument Comment
  SBBG100856  Monoptilon bellioides W. L. Halvorson 1977-2-5 77 -18 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC1428709  Monoptilon bellioides J. L. Strother 1973-3-31 1157 Riverside above Chiriaco Summit; Lost Palms Canyon Comment
Read comments Mar 26 2011
  JOTR34187  Muhlenbergia appressa La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3236 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  RSA483256  Muhlenbergia asperifolia L. E. Hoffman 1932-5-28 s.n. Riverside Near San Jacinto Comment
  UCR138613  Muhlenbergia filiformis L. C. Wheeler 1961-6-24 7908 Riverside San Jacinto Mountains, Fulmor Lake Comment
  RSA0062476  Muhlenbergia microsperma A. C. Sanders, T. B. Salvato 2012-10-12 40426 Riverside Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail. 151 Comment
  RSA559443  Muhlenbergia microsperma Steve Boyd 1992-4-15 6869 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  UCR92185  Muhlenbergia microsperma D. L. Banks, Steve Boyd 1995-5-3 0249 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  HSC78733  Muilla maritima A. C. Sanders, T. Glenn 1983-4-17 3731 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  UC219288  Muilla maritima P. A. Munz and I. M. Johnston 1922-5-20 5465 Riverside Kenworthy San Jacinto Mts. 1432 Comment
Read comments Mar 25 2011
  VVC542  Muilla maritima A. C. Sanders, J. Mac 1997-5-4 20699 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  RSA356987  Myosurus minimus subsp. apus Robert F. Thorne 1973-5-23 43866 Riverside Santa Rosa Plateau-Mesa De Colorado. 610 Comment
  SBBG14834  Myriopteris parryi L. L. Kiefer 1963-3-24 480 Riverside Tahquitz Cyn above Tahquitz Falls 182 Comment
  SEINET9120535  Nama demissa E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon; desert wash. Comment
  RSA4889  Nama demissa var. deserti Carl B. Wolf 1932-4-27 3005 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UCR232519  Nama hispida var. spathulata Dave Silverman, Onkar Singh 2010-3-27 7862 Riverside Sonoran (Colorado) Desert, McCoy Wash, N of Palo Verde Mesa, 4.9 km WSW of Mesaville siding, west of A Canal/Levee Blvd, & c. 6.5 km N of Blythe Airport. 131 Comment
  RSA557878  Nassella lepida Steve Boyd, Orlando Mistretta 1992-4-23 7052 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  RSA651755  Nassella pulchra E. W. Lathrop 1964-5-10 25 -2 Riverside 14 mi. W. of Murrieta. 610 Comment
  POM220131  Navarretia atractyloides F. M. Reed 1932-6-20 7239 Riverside Dry roadside opposite Prison Camp at Dripping Springs - road from Temecula to Aguanga. Comment
  SD146190  Navarretia atractyloides Andy C. Sanders 2000-5-25 23425 Riverside Menifee Valley; S of Newport Road and E of Bradley Road, 2 miles due East of Railroad Canyon Lake 438 Comment
  CAS-BOT-BC228841  Navarretia intertexta Jeremiah George 2012-3-4 s.n. Riverside Peninsular Range; Elsinore Trough: Lake Elsinore area, south of Nichols Rd. and east of Baker St. 387 Comment
  POM14996  Nemacaulis denudata var. gracilis Mary F. Spencer 1922-3-28 1376 Riverside Mecca ?. -49 Comment
  UCR59527  Nemacladus longiflorus var. longiflorus Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3600 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  UCR92485  Nemacladus orientalis 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
  RSA674707  Nemacladus ramosissimus Scott D. White 2000-5-1 7749 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  SBBG101661  Nemacladus ramosissimus S. Boyd 1991-5-20 6260 Riverside Temescal Cyn, S flank of Alberhill Mtn, W end adjacent to old clay mine area 426 Comment
  NY547192  Nemacladus rubescens var. tenuis H. M. Hall 1905-4-17 5819 Riverside Eastern base of Indio Mt., Colorado Desert 150 Comment
  RSA421335  Nemophila menziesii Ora M. Clark 1929-3-2 163 Riverside Near Elsinore. 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
  UCR165916  Nemophila menziesii T. B. Salvato, John F. Green 2004-5-27 557 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
  RSA559348  Nicotiana bigelovii var. wallacei Steve D. Boyd 1992-5-15 7394 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
  RSA0060149  Nicotiana clevelandii D. L. Banks, Steve D. Boyd 1995-10-17 813 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 to the E., Just W of the Metasedimentary hills. 524 Comment
  RSA772525  Nicotiana glauca Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4431 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
  RSA796828  Nicotiana obtusifolia Jim Andre 2012-4-11 20776 Riverside Joshua Tree National Park; NW Eagle Mountains, along dirt road to Black Eagle Mine, 0.7 miles east of road to Cottonwood Spring (Utah Trail), 34 miles south of Highway 62 at 29 Palms. 730 Comment
  UCR139387  Nicotiana obtusifolia P. A. Munz 1949-4-13 13059 Riverside Sonoran (Colorado) Desert, above Cottonwood Springs, west end of Eagle Mountains 1143 Comment
  UCR245989  Nicotiana obtusifolia Duncan S. Bell 2012-9-13 4186 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  UCSB18267  Nicotiana obtusifolia del Moral, Roger 1964-4-13 Riverside Colorado Desert Wash; 1.6 miles south of Highway 60-70, 21 miles east of Indio 518 Comment
  SD227672  Nolina bigelovii A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer, et al 1996-11-9 19645 Riverside Colorado Desert: Orocopia Mtns., near Bob's Cabin, 5 mi. (air) S of Hayfield Pump Sta., E of Maniobra V., central sect. of (N of peak 2552 to BMk 1899) arroyo 609 Comment
  SBBG58714  Nolina parryi R. Hoffmann 1929-9-11 Riverside Hamilton Grade Comment
  UCSB38719  Notholaena californica Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  CLARK-A1528-34  Notholaena newberryi Fred B. Essig 1967-5-7 Riverside Riverside 457 Comment
  OBI53608  Nuttallanthus texanus Steve Myers 1988-1 s.n. Riverside Temescal Cy, ca 1/4 mi W of intersection of Hwy I-15 & Indian Truck Trl 381 Comment
  RSA0056389  Oenothera brevipes J. R. Shevock 1971-5-8 1033 Riverside Joshua Tree National Monument. 701 Comment
  CLARK-A1528-3349  Oenothera deltoides John C. Roos 1966-3-12 Riverside Indio Comment
  SBBG35562  Oenothera deltoides D. Myrick 1966-4-2 1344 Riverside Hwy 74 ca. 5 mi W of Palm Desert Comment
  POM67095  Oenothera deltoides subsp. deltoides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  SEINET5345712  Oenothera deltoides var. deltoides H. M. Hall 1905-1 5926 Riverside Colorado Desert, McCoy Wash 91 Comment
  POM265814  Oenothera laciniata J. C. Roos 1936-5-15 2259 Riverside La Sierra, western Riverside Co. Comment
  SEINET3347387 Image available Oenothera primiveris David Silverman, Onkar Singh 2010-3-25 7841 Riverside Sonoran (Colorado) Desert; Palo Verde Mesa east of the southern McCoy Mtns, 1.6 km east of Black Creek Rd., 4.9 km west of McCoy Wash, and 8.6 north of I-10 149 Comment
  RSA0050254  Oligomeris linifolia J. M. Andre 2013-3-27 24839 Riverside along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct 114 Comment
  UCR110451  Oligomeris linifolia D. E. Bramlet, D. Bradney 1990-6-21 2043 Riverside Peninsular Range, Vail Lake peninsula, a portion of the ridgeline between Kolb and Temecula Creeks. The site is approximately 805m northwest of the marina and on the northeast edge of the peninsula. 476 Comment
  UCD108102  Olneya tesota G. H. Vansell 1928-4-1 s.n. Riverside S. Calif. and Coachella Valley. Comment
Read comments Jun 15 2013
  CAS-BOT-BC478174  Oncosiphon piluliferum R. E. Jr. Riefner 2015-3-24 15 -99 Riverside City of Perris, Goetz Road at Ellis Avenue 447 Comment
  SEINET9037747 Image available Opuntia basilaris var. basilaris M. A. Baker 2015-1 18307 Riverside San Gorgonio Pass, south base of the San Bernardino Mountains, 17.5km NW of Palm Springs 413 Comment
  SEINET9037813 Image available Opuntia basilaris var. basilaris M. A. Baker, Michelle Cloud-Hughes 2015-1 18416 Riverside 1.5km north of the historic site of Whitewater, 16km NW of central Palm Springs, low slope to the west side of wash, granitic silt, fine sand, and gravel 474 Comment
  UCR42626  Opuntia basilaris var. basilaris A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-21 6466 A Riverside San Jacinto Mtns. Foothills, Bautista Canyon, SE of Valle Vista, 2 mi above Bautista Flood Control Dam 610 Comment
  SEINET4404022  Opuntia phaeacantha Lyman Benson 15629 Riverside Peninsular Ranges; San Jacinto Mountains region: San Jacinto Mountain Range; Pines-to-Palms Highway 1372 Comment
  RSA524207  Opuntia vaseyi B. D. Parfitt, Rita Anthony, Andy Sanders 1986-4-19 3502 Riverside Pauba Valley, Hwy 79 crossing of Temecula River (or Creek), 4.6 miles E of junction with road to Pala. 305 Comment
Read comments Nov 28 2010
  JEPS31984  Oreostemma alpigenum var. andersonii Carl V. Meyer 1928-7-31 600 Riverside Tahquitz Valley, boggy meadow San Jacinto Mountains, Tahquitz Valley 2286 Comment
  SEINET10723433  Oreostemma alpigenum var. andersonii David B. Dunn 1946-8-17 Dunn 2693 Riverside Damp meadow area grassy, near the stream at the camp in Taquitz Valley, San Jacinto Mts. 2438 Comment
  JEPS85947  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4525 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS44394  Orobanche fasciculata Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4253 Riverside Santa Rosa Mts. Just below Toro Peak (i. e., south of the saddle east of the peak). Comment
  RSA0124000  Orobanche fasciculata Duncan S. Bell, Thomas Stoughton 2016-4-13 9250 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  RSA356711  Orthocarpus purpurascens Robert F. Thorne, E. W. Lathrop 1975-5-20 45511 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA543782  Orthocarpus purpurascens Steve D. Boyd, Tim S. Ross, Mike Hammitt 1991-5-2 6039 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
  POM353423  Oxalis albicans subsp. californica W. P. Burger 1979-4-29 62 Riverside Hidden Valley Hang Gliding Site. Near Lake Elsinore. 610 Comment
Read comments Dec 16 2009
  CAS-BOT-BC7023  Oxytheca emarginata Harvey Monroe Hall 1901-7-1 2331 Riverside San Jacinto Mountains, near Tauquitz 2194 Comment
  CAS-BOT-BC7024  Oxytheca emarginata Harvey Monroe Hall 1901-7-1 2331 Riverside San Jacinto Mountains, near Tauquitz 2194 Comment
  RSA0120243  Oxytheca emarginata Duncan S. Bell, Thomas Stoughton 2016-4-13 9274 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA650116  Paeonia californica Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 610 Comment
  UC537184  Paeonia californica M. E. Jones 1933-4-5 Riverside Hemet Comment
Read comments Mar 24 2011
  CAS-BOT-BC327889  Palafoxia arida L. A. Greata 1905-4-1 391 Riverside Coachella Comment
  UCR136896  Palafoxia arida Michael D. Wilcox 2003-6-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Oasis 152 Comment
  JEPS34756  Palafoxia arida var. arida W. L. Jepson Oct 22 1912-Nov 7 1912 5237 Riverside Riverside Mts. 45 Comment
  POM6185  Palafoxia arida var. arida I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  RSA0118060  Palafoxia arida var. arida Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7617 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  UCD134886  Palafoxia arida var. arida Geoffrey Levin 1976-10-17 1186 Riverside Box Canyon, about 11 mi. east of Mecca. 91 Comment
  UC1929469  Panicum acuminatum var. acuminatum Scott D. White, Michael Honer 2003-6-3 9494 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  UCD89972  Panicum urvilleanum A. A. Beetle 1943-4-27 1937 Riverside Near Thousand Palms. Comment
  CLARK-A1528-689  Papaver californicum Grace Sprague 1968-5-3 Riverside Twin Pines Comment
  SD152790  Papaver californicum Steve Boyd, Carol Boyd and Kyle Boyd 1992-3-21 6736 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Tenaja Canyon along trail from wilderness boundary downstream towards Fisherman's Camp. 366 Comment
  CAS-BOT-BC274185  Pappostipa speciosa Richard W. Pohl 1963-5-29 9427 Riverside S. Fork of San Jacinto River at N fork of San Jacinto River, Hy 74 609 Comment
  UCR202040  Parietaria hespera Denise Woodard, Gilbert Goodlet 1997-3-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  UCR279565  Parietaria hespera A. C. Sanders, Jim Malusa 2017-3-29 43172 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  RSA0031610  Parietaria hespera var. hespera Jim Andre 2013-3-27 24815 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA448024  Parietaria hespera var. hespera J. A. Comstock 1934-4-15 s.n. Riverside Moist shady place. Comment
Read comments Apr 15 2015
  RSA405373  Parkinsonia aculeata S. B. Parish 1913-9-23 8624 Riverside Colorado Desert Comment
  LA31742  Parkinsonia florida Mary V. Hood; 1942-4-2 42- 12 k* Riverside S of Indio. Riverside and Imperial County line 0 Comment
  LA45742  Parkinsonia florida A. M. Johnson; 1933-4-28 4227 Riverside Indian Wells highway along new mountain highway to Hemet, 2 to 3 mi. up from Palm Springs Comment
  SBBG3284  Parkinsonia florida H. and M. Dearing 1941-4-9 4627 Riverside near Mecca Comment
  SBBG68554  Parkinsonia florida R. H. Nordhoff 1940-11-11 589 Riverside Coachella Valley Comment
  UCR196357  Parkinsonia florida Naomi Fraga, Lisa Rojas 2005-2-10 1383 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  UCR113973  Parthenocissus vitacea Mitch Provance, A. C. Sanders 2000-7-4 2099 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR272674  Pectis papposa Sarah J. De Groot, Duncan S. Bell 2015-9-21 7585 Riverside Peninsular Range; Santa Rosa Mountains, SSW of Palm Desert, along Carrizo Road just north of Hwy 74 1053 Comment
  UCR93098  Pectis papposa F. M. Reed 1929-11-6 6636 Riverside Sonoran (Colorado) Desert, mouth of Fish Trap Canyon, south of Indio 46 Comment
  UCR116624  Pectocarya anisocarpa A. C. Sanders 2001-3-20 23852 Riverside Western Colorado Desert, Coachella Valley, Garnet, north side of 19th Ave., 1/2 mi. (airline) NW of intersection of I-10 and Indian Ave. 235 Comment
  UCR126937  Pectocarya anisocarpa Julie A. Greene 1993-5-12 1320 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  RSA682856  Pectocarya heterocarpa Scott D. White 2003-3-20 8828 Riverside Immediately north of the I-10 / Jefferson Av. freeway interchange. 12 Comment
  SEINET3347427 Image available Pectocarya heterocarpa Jim Andre, T. La Doux 2009-2-25 10834 Riverside Sonoran (Colorado) Desert; Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  UCR127568  Pectocarya heterocarpa A. C. Sanders, P. J. MacKay, G. MacKay, A. Knapp, C. Sanders 1995-2-19 15944 Riverside Sonoran (Colorado) Desert, Coachela Valley at foot of Santa Rosa Mtns; ancient fish traps 2.2 mi west of Valerie 0 Comment
  SEINET242053  Pectocarya linearis A. C. Sanders 2001-3-20 23852 Riverside Western Colorado Desert: Coachella Vly, Garnet, N side of 19th Ave., 0.5 mi (air) NW of intersxn of I-10 & Indian Ave. 235 Comment
  UCR180139  Pectocarya linearis Mitch Provance 2003-4-26 9905 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  UCR232075  Pectocarya linearis John F. Green 2008-4-24 16- 01 Riverside Peninsular Range; SE Gavilan Hills, Lake Elsinore, west of Hwy 74 453 Comment
  RSA523295  Pectocarya linearis subsp. ferocula G. H. True 1935-2-22 15 Riverside Gavilan Hills. 549 Comment
  SDSU18357  Pectocarya linearis subsp. ferocula C. Matt Guilliams 2008-2-21 474 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 449 Comment
  RSA0125986  Pectocarya peninsularis Duncan S. Bell 2016-3-4 8812 Riverside Orocopia Mountains; northeast section of the range, in the hills to the west of Red Cloud Wash. 487 Comment
  SDSU18681  Pectocarya peninsularis Kristen Hasenstab, M. G. Simpson 2008-4-1 48 Riverside In Fan Canyon, just inside the boundary for Joshua Tree National Park. Located in a wide desert wash. 640 Comment
  RSA0123295  Pectocarya platycarpa Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8981 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCR102944  Pectocarya platycarpa George K. Helmkamp 1998-4-4 3137 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR116611  Pectocarya platycarpa A. C. Sanders 2001-3-20 23838 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  UCR116618  Pectocarya recurvata A. C. Sanders 2001-3-20 23834 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, NW corner of intersection of Pierson Blvd. and Atlantic Blvd., between flood control ditch and Pierson, west of high school 335 Comment
  UCR213498  Pectocarya recurvata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-18 38412 Riverside Peninsular Range, southeastern Gavilan Hills near Alberhill, north of Concordia Ranch Rd. and Black Powder Rd. 502 Comment
  UCR281259  Pectocarya recurvata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-28 317- 53 Riverside Temescal Valley, Southern foot of the Gavilan Hills, slopes west of Black Powder Rd. 427 Comment
  RSA425316  Pedicularis semibarbata N. C. Cooper 1944-6-17 1409 Riverside San Jacinto Mtns. Pine Cove. 1677 Comment
  RSA651845  Pellaea andromedifolia N. R. Zabriskie, Walter Zabriskie 1970-3-28 278 Riverside Andreas Canyon. [near Palm Springs] ca. 50 feet south of stream, almost opposite entrance to ''North Canyon''. 365 Comment
  RSA180363  Pellaea andromedifolia var. andromedifolia E. W. Lathrop 1960-6-7 4864 Riverside 14 miles W of Murrieta Comment
  CAS-BOT-BC71399  Pellaea mucronata Peter H. Raven 1958-5-17 12932 Riverside 3/4 miles SE of Banning on road to Idyllwild, San Jacinto Mts. Comment
  SD122171  Pellaea mucronata James C. Dice, Tu Chung 1987-10-19 739 Riverside Head of shallow side canyon, north side of Temecula Gorge, above Santa Margarita River,.4 km ENE of Field Station and just ENE of weather stn 330 Comment
  UCR111589  Pellaea mucronata Mitch Provance 1999-1-18 1741 Riverside Jurupa Mountains, Sunnyside area, 0.25 miles north of the Jensen Quarry, on W side of Sierra Blvd. 381 Comment
  UCR261392  Pellaea mucronata Joseph Cahill 2011-1-8 111- 22 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  JOTR16828  Pellaea mucronata var. mucronata Supernaugh, William JR. 1967-2-16 59 Riverside Joshua Tree National Park. 1/4 MILE WEST OF IVANPAH TANK 1316 Comment
  POM11167  Pellaea mucronata var. mucronata P. A. Munz 1922-6-27 5849 Riverside Santa Rosa Mountains: Santa Rosa. 2012 Comment
  RSA659417  Pellaea mucronata var. mucronata Marcy Keys 1981-5-16 90 Riverside 2 miles southeast of Lake Elsinore where Arbalado Lane runs into foothills. Comment
  UC71513  Pellaea mucronata var. mucronata Miss Alice King Riverside Menefee Comment
Read comments Mar 15 2014
  RSA507458  Pennisetum setaceum D. C. Hawks 1986-4-17 s.n. Riverside Whitewater River channel, 1 mile S of Hwy I-10 and 2 miles W of Indian Ave. 259 Comment
Read comments Dec 20 2009
  NY1084028  Penstemon X parishii C. B. Wolf 1938-6-11 9416 Riverside San Jacinto Mountains, Palms to Pines Highway, 1½ miles west of junction to Anza 1219.2 Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  CLARK-A1045-115  Penstemon antirrhinoides George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep Canyon; Palm Desert 15'Q Comment
  CAS-BOT-BC6790  Penstemon californicus Philip Alexander Munz; Ivan Murray Johnston 1922-5-21 5445 Riverside San Jacinto Mts. 2 mi below Kenworthy, Thomas Valley 1371 Comment
  NY583773  Penstemon centranthifolius C. B. Wolf 1938-6-11 9418 Riverside San Jacinto Mountains, Palms to Pines Highway, 1 1/2 miles west of junction to Anza 1219.2 Comment
  RSA305628  Penstemon centranthifolius C. W. Tilforth, Walter Wisura 1979-10-10 1915 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley. 1341 Comment
  SEINET10299439  Penstemon centranthifolius K. Nakano 1969-4-18 27 Riverside 5.9 mi E of US Hwy 395 on Hwy 71, E of Temecula 152 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
  RSA336421  Penstemon clevelandii subsp. connatus Robert F. Thorne, Smida, Whittaker 1978-4-23 52077 Riverside Bighorn Lookout; Santa Rosa Mountains, along Palms to Pines Hwy Comment
  JEPS15103  Penstemon clevelandii var. connatus A. E. Wieslander 1938-5-5 737 Riverside near Sugar Loaf Mountain; Thermal Quad. Comment
  UCR24779  Penstemon grinnellii W. W. Mayhew 1981-6-25 s.n. Riverside Peninsular Range; San Jacinto Mtns, road edge about 100 yards below the lookout on the summit of Black Mtn. 2348 Comment
  UCR35236  Penstemon grinnellii L. B. Ziegler 1968-6-17 326 Riverside San Jacinto Mtns, Strawberry Valley. Near the base of Lily Rock 1951 Comment
  CAS-BOT-BC245644  Penstemon pseudospectabilis Edmund C. Jaeger 1940-11-12 s.n. Riverside McKinley Spring, north side of Chuckawalla Mts. 853 Comment
  CHSC1884  Penstemon pseudospectabilis V. Holt 1942-3-28 Riverside Blythe. 80 Comment
  RSA606176  Penstemon spectabilis Louis C. Wheeler 1930-4-13 s.n. Riverside Idyllwild. Comment
Read comments Jul 5 2010
  JEPS2776 Image available Penstemon spectabilis var. gilmanii M. French Gilman 744 Riverside San Jacinto Mts. Comment
  JEPS21329  Pentachaeta aurea W. L. Jepson May 17 1901-Jun 1 1901 1292 Riverside Strawberry Valley San Jacinto Mt. Comment
Read comments Jul 8 2014
  RSA734888  Pentachaeta aurea A. C. Sanders, Tim Thomas 2008-6-20 35530 Riverside May Valley area, at spring with trough, along dirt road (May Valley Rd.) c. 1.5 mi. ENE of Keenwild, 0.5 mi. NW of FS Rd. 5S05 1600 Comment
  RSA0070920  Pentagramma maxonii Norman C. Cooper 1944-4-8 1085 Riverside Andreas Canyon. 457 Comment
  RSA0066308  Pentagramma triangularis 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
  CAS-BOT-BC355996  Perityle emoryi L. R. Abrams 1926-3-26 11012 Riverside Palm Springs Comment
  RSA515203  Perityle emoryi Steve Boyd, Orlando Mistretta 1986-3-13 1478 Riverside West Side Palen Mts: NE of Desert Center; first large canyon at NW tip of western segment of range. Comment
  UCR102696  Perityle emoryi B. G. Pitzer 1998-1-24 3379 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
  SBBG102883  Persicaria maculosa L. Ede 1991-3-12 Riverside Palo Verde Valley, SE of Ripley, E side of drain on 30th Ave at Defrain Blvd 74 Comment
  CAS-BOT-BC167757  Petalonyx thurberi K. Bonner 1977-10-28 2569 Riverside 2 mi. West of Red Cloud Road Comment
  RSA0012644  Petalonyx thurberi April Garbat, Kristin Forgrave 2013-6-11 81 Riverside Box Canyon Rd near I-10, Cottonwood Springs Rd exit. 67 Comment
  SD48389  Petalonyx thurberi subsp. thurberi E. K. Balls, P. C. Everett 1957-8-20 22662 Riverside In sun, on dry open desert; 3.2 mi. north along road to 29 Palms from jct. with U.S. Hwy. 60/70/99. 259 Comment
  UC164853  Petalonyx thurberi subsp. thurberi S. B. Parish 1902-6-28 8121 Riverside Mecca Colorado Desert, Mecca Comment
  UC56520  Petalonyx thurberi subsp. thurberi W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1865 Riverside e. base San Jacinto Mt. 609 Comment
  CAS-BOT-BC326770  Peucephyllum schottii Peter H. Raven 1958-3-15 11831 Riverside Painted Canyon near Mecca Comment
  CLARK-A1528-277  Peucephyllum schottii Charlotte Stocks 1964-8-15 Riverside Coachella Valley Comment
  RSA20298  Peucephyllum schottii Roxana S. Ferris, Ruth P. Rossbach 1938-5-16 9562 Riverside Mecca Hills 2 miles up Painted Canyon. Comment
  RSA727082  Peucephyllum schottii Naomi Fraga, Lisa Rojas 2005-2-10 1375 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UCR91557  Peucephyllum schottii A. C. Sanders, L. Lubinsky, A. Knapp, P. J. MacKay, C. L. Sanders 1995-2-12 15923 Riverside Sonoran (Colorado) Desert, Coachella Valley, mouth of Fargo Canyon, Litthe San Bernardino mtns., 1.2 mi. above junction with Aqueduct Road. 367 Comment
  RSA94110  Peucephyllum schottii F. W. Peirson 1930-3-29 8690 Riverside Colorado Desert. Painted Canyon, near Mecca. Comment
  POM305413  Phacelia ambigua Henry J. Ramsey, Henry J. Ramsey 1939-11-28 687 Riverside 10 miles east of Indio. Comment
  RSA426003  Phacelia ambigua P. J. Remple 1949-10-12 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  RSA699149  Phacelia ambigua W. Marquart 1938-12-12 s.n. Riverside 15 mi. W. of Blythe. Comment
  RSA0035801  Phacelia brachyloba A. C. Sanders, T. B. Salvato 2014-7-2 41184 Riverside Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  RSA507479  Phacelia brachyloba Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, along Hwy 243, 1-2 mi. below Mt. Edna turnoff. Comment
  RSA764131  Phacelia brachyloba L. M. Prince, Duncan S. Bell 2009-6-17 570 Riverside Cleveland National Forest Comment
  RSA0018546  Phacelia campanularia Joan Stewart 2004-4-24 s.n. Riverside Lost Horse Campground, JTNP [Joshua Tree National Park] Comment
  RSA680847  Phacelia cicutaria var. hispida Scott D. White, Michael Honer 2003-4-2 8907 Riverside Temescal Valley: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  SD48483  Phacelia cicutaria var. hispida E. K. Balls, P. C. Everett 1958-3-19 22873 Riverside 1.0 mile east of Highway 71 to Elsinore. 198 Comment
  SJSU11234  Phacelia cicutaria var. hispida N. D. Addy 1962-4-16 Riverside Quail Flat E of Railroad Canyon c. 6.7 mi NE of Elsinore Comment
  UCR101787  Phacelia cicutaria var. hispida George K. Helmkamp, E. A. Helmkamp 1997-3-5 1320 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR144754  Phacelia cicutaria var. hispida Scott D. White, Michael Honer 2003-4-2 8907 Riverside Peninsular Range, Temescal Canyon, just west of I-15 Freeway and northeast of Lawson Dr. 366 Comment
  RSA777392  Phacelia crenulata var. ambigua Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 792 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  JOTR33951  Phacelia cryptantha La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2837 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
  OBI40189  Phacelia distans N. Miles Fellows 1985-3-3 85 Riverside Oasis de los Osos Preserve, off Snow crk Cyn at the N foot of the San Jacinto mts, 1 mi W of Snow Crk Village. T3S, R3E S1/2 sec 20 488 Comment
  RSA426223  Phacelia distans Ora M. Clark 1929-3-17 1697 Riverside Colorado Desert, south of Cabazon. Comment
  RSA770429  Phacelia distans Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4870 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  UC809715  Phacelia distans Philip A. Munz 1949-4-11 13022 Riverside wash near Conejo Well; Mojave Desert, north base of Eagle Mts. 914 Comment
  JEPS21174  Phacelia fremontii H. S. Yates 1937-3-24 6474 Riverside near mouth of Deep Canyon; Thermal Quadrangle 304 Comment
  UCSB54159  Phacelia fremontii McKinley, Gale 1985-3-27 Riverside 1/2 mile west of Ryan campground in Joshua Tree National Monument 1280 Comment
  RSA595740  Phacelia imbricata Louis C. Wheeler 1945-10-6 6135 Riverside Head of west fork of Snow Creek. 2378 Comment
  RSA772535  Phacelia minor Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4479 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
Read comments Dec 8 2011
  SFV17400  Phacelia minor M. S. Valenzuela, P. Wilson 1998-6-2 66 Riverside Highway 74, dirt road near mile marker 54. Comment
  RSA428263  Phacelia minutiflora N. C. Cooper 1949-4-8 3293 Riverside Desert Center. 610 Comment
  RSA351343  Phacelia parryi Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60626 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  UCSB10392  Phacelia parryi Yokoyama, Howard 1953-3-21 Riverside 9 miles east of Indio Comment
  SEINET3141298  Phacelia pedicellata R. W. Spellenberg 2001-4-26 13217 Riverside 30 air km NE of Mecca in feeder canton to Cottonwood Canyon 800 Comment
  UCR131795  Phacelia ramosissima Mitch Provance 1998-5-24 532 B Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  UCR137031  Phacelia ramosissima A. C. Sanders 2004-5-5 27783 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  RSA741214  Phalaris aquatica Scott D. White, Justin M. Wood 2008-6-16 12107 Riverside Fobes Canyon, +- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  UCR26337  Phalaris lemmonii John C. Roos 1966-3-24 s.n. Riverside Winchester (near Hemet) 457 Comment
  UC56539  Phlox austromontana H. M. Hall May 17 1901-Jun 1 1901 1912 Riverside Santa Rosa Peak Comment
  JOTR30634  Pholisma arenarium La Doux, Tasha 2008-5-29 1798 Riverside Joshua Tree National Park. Queen Valley 1365 Comment
  UCR14559  Pholisma arenarium R. Kniffen, J. Kniffen 1974-5-19 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument [now National Park], Queen Valley 1341 Comment
  UCR214580  Pholistoma auritum A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37847 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.93 mi. north (03 deg. ) of intersection of I-15 and Lake St. 469 Comment
  RSA543599  Pholistoma racemosum Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6131 Riverside Gavilan Hills, SE end of range, E of Arroyo del Toro. N-facing slope of low hill. 488 Comment
  POM6502  Phoradendron californicum Philip A. Munz, Street, Williams 1919-3-26 2333 Riverside Indio. 0 Comment
  SEINET2054750 Image available Phoradendron californicum Helen Kennedy, T. B. Salvato 2002-2-2 5455 Riverside Western Colorado Desert: Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec 2. Lower end of construction road, downhill from water-tank, behind a house. Full sun. 195 Comment
  UCR120716  Phoradendron californicum Helen Kennedy, T. B. Salvato 2002-2-2 5455 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  SD233958  Phoradendron leucarpum subsp. tomentosum A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al. 2003-1-10 25655 Riverside San Jacinto Mountains: Bautaista Canyon, ca. 3/5 mile above the Horse Canyon confluence, near beginning of Alessandro Trail (Blackburn Canyon 7.5'Q) 883 Comment
  RSA201603  Phoradendron macrophyllum E. W. Lathrop, Robert F. Thorne 1967-11-7 6678 Riverside 5 mi. NW of Murrieta. On the Tenaja rd. at the Santa Rosa ranch turn off. Comment
  CAS-BOT-BC171153  Phoradendron serotinum subsp. tomentosum P. A. Munz; E. K. Balls 1952-8-21 17969 Riverside Hamilton Canyon, SE end of San Jacinto Mountains 1432 Comment
  JOTR36413  Phoradendron serotinum subsp. tomentosum La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3360 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  RSA33894  Phoradendron villosum N. C. Cooper 1943-9-11 896 Riverside East side San Jacinto Mtns. 1372 Comment
  RSA617698  Phoradendron villosum Scott D. White 1996-12-26 4646 Riverside San Jacinto Mountains: Bautista Canyon: along Bautista Canyon Rd, ca. 2 or 3 air mi. NW of junction with Tripp Flats Rd. 1037 Comment
  RSA24221  Phragmites australis C. B. Wolf 1941-1-2 9813 Riverside East side of Salton Sea, half way between Date Palm Beach and Salton Sea -70 Comment
  RSA784952  Physalis crassifolia Duncan S. Bell 2012-2-12 3110 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SBBG88687  Physalis crassifolia K. K. Muller 1971-11-7 2982 Riverside just S of US 60 opposite S entrance to Joshua Tree Nat Monument Comment
  SD181326  Physalis crassifolia Scott D. White 1999-4-20 7273 Riverside Southern Foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, wash, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe 89 Comment
  SEINET12808848  Physalis crassifolia Chris Dietrich, M. Merello, and H. Schmidt 1994-1 21 Riverside 9 mi NNW of Indio, off Dillon Road 1.9 mi NE on Berdoo Canyon Road (J241). BLM Land. Desert Access Guide map #17. 380 m 358 Comment
  SEINET3077619 Image available Physalis crassifolia C. Francis Shutts 1949-3-18 44 Riverside Box Canyon on old Mecca-Blythe Hwy. Orocopia Mountains. Salton Sink. 183 Comment
  UC56824  Physalis crassifolia W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1822 Riverside near Palm Canyon 548 Comment
  UCR113987  Physalis philadelphica Mitch Provance, A. C. Sanders 2000-7-4 2111 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR46721  Picris echioides B. G. Pitzer, D. C. Hawks 1986-12-2 0367 Riverside Peninsular Range, Temescal Canyon, c. 1 mi north of Glen Ivy Hot Springs and 0.5 mi west of I-15 off Lawson Drive between Temescal Canyon Road & Warm Springs Dr. 336 Comment
  UC1265379  Pilularia americana Robert F. Thorne and Earl Lathrop 1969-5-12 37919 Riverside s end Mesa de Colorado (Rancho California); Santa Rosa Plateau 624 Comment
  SEINET10612064  Pinus attenuata Porter P. Lowry II 1980-12-6 Lowry II 3125 Riverside Along State Hwy. 74, 14.2 mi SE of jct. with Stae Hwy. 79. San Bernardino National Forest. 1128 Comment
  CLARK-A1528-3585  Pinus coulteri John C. Roos 1942-6-20 1281 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC73185  Pinus jeffreyi Geo. B. Grant 1901-7-1 987 Riverside San Jacinot Mts. 1524 Comment
  SEINET7048007  Pinus lambertiana Steven R. Hill, Kate Kramer and family 2001-4-26 33474 Riverside San Jacinto Mountains, 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. Elevation about 8500 feet. Comment
  SEINET10866944  Pinus lambertiana L. S. McClung 1939-10-22 McClung UMO 46557 Riverside Collected on the trail up Taquitz Peak from Idylwild, in the San Jacinto Mts of southern Calif. 2591 Comment
  CLARK-A1656-882  Pinus monophylla Jim Cornett 1977-7-14 Riverside San Jacinto Mountains 1341 Comment
  RSA650356  Pinus monophylla Nancy Gould 1977-1-22 40 Riverside On Hwy 74 across from sheep overlook. Comment
  CAS-BOT-BC79053  Pinus ponderosa H. E. McMinn 1926-7-2 1500 Riverside Tahquitz Peak Trail - San Jacinto Mts. Comment
  JEPS48191  Pinus ponderosa W. L. Jepson 2289 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1676 Comment
  CAS-BOT-BC79097  Pinus quadrifolia Munz; Johnston 1922-5-20 5492 Riverside head of Hemet Valley, San Jacinto Mts. 1524 Comment
  JEPS48198  Pinus quadrifolia Carl V. Meyer 1929-6-18 786 Riverside on Coahuila to Idyllwild Road; San Jacinto Mts., Summit of Hamilton Grade Comment
  CDA22277  Pipturus skottsbergii Carl Yonge 1962-11-2 Riverside Mrs. John Day property, 6582 Mitchell Street, Arlington. 0 Comment
  CLARK-A1528-339  Plagiobothrys californicus var. californicus Roberta H. Smith 1969-5-4 26 Riverside Lake Mathews 435 Comment
  POM146288  Plagiobothrys canescens J. B. Feudge 1927-4-12 1752 Riverside Lake Elsinore 381 Comment
  RSA653420  Plagiobothrys canescens Scott D. White 1999-5-24 7387 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  SEINET6097276  Plagiobothrys canescens Unknown 1996-4-19 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR116406  Plagiobothrys canescens A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24192 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  UCR20688  Plagiobothrys canescens O. F. Clarke 1980-4-26 s.n. Riverside Menifee Valley Area, south of Sun City a few miles. 1.5 miles west from the intersection of Holland and Haun Roads, 2 miles SW of the intersection of Newport Rd and Hwy 395 473 Comment
  UCR234278  Plagiobothrys collinus A. C. Sanders 2012-4-12 40023 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 250 m SE of El Hermano Rd. 314 Comment
  RSA659691  Plagiobothrys collinus var. californicus J. C. Roos 1952-2-29 5368 Riverside Reche Canyon. 457 Comment
  RSA716876  Plagiobothrys collinus var. californicus A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25847 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  SD244102  Plagiobothrys collinus var. californicus A. C. Sanders, Timothy . Chumley 2013-4-3 40769 Riverside Peninsular Range: Temescal Canyon south of Horsethief Canyon Road, off the west shoulder of I-15 fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 391 Comment
  SD244103  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy . Chumley 2013-4-2 40747 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, near I-15 Fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 377 Comment
  UCR272260  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-9 759 Riverside Mojave Desert, east side of the Arica Mountains, near the center of the range, c. 1.75 air mile west of Priest Well 439 Comment
  POM368893  Plagiobothrys nothofulvus Ora M. Clark 1929-3-2 1634 Riverside Near Elsinore. Comment
  POM368912  Plagiobothrys nothofulvus M. M. Thompson 1947-6-9 C 2061 Riverside Los Alamos Canyon, Elsinore 762 Comment
  SEINET7073341  Plagiobothrys nothofulvus A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  HSC78732  Plagiobothrys undulatus A. C. Sanders, T. Glenn 1983-4-17 3729 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  SD204843  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop, S. Bickstrom-Sternberg, B. Martin 1982-6-5 55209 Riverside Peninsular Ranges; Santa Ana Mountains region: southwest of Murrieta. Santa Rosa Plateau, Mesa de la Punta near southern edge of plateau, approached from De Luz road. 579 Comment
  RSA234037  Plantago bigelovii subsp. californica Robert F. Thorne, E. W. Lathrop 1969-5-19 37962 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 625 Comment
  UCR281120  Plantago elongata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 24 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA192037  Plantago erecta E. W. Lathrop 1959-3-26 4377 Riverside 18 miles W of Elsinore, Tenaja Guard Station, Cleveland National Forest Comment
  SDSU12233  Plantago erecta Tahirih Linz, M. G. Simpson 2000-4-1 2 Riverside Comment
  UCR174357  Plantago erecta A. C. Sanders 2006-5-19 32381 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
  RSA0035040  Plantago insularis var. fastigiata A. N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Coachella. Comment
  UCR1612  Plantago major R. G. Barber 1962-5-3 57 Riverside City of Riverside, near drainage ditch on UCR grounds at 4808 Chicago Avenue. Comment
  JEPS7184  Plantago ovata Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1952-4-2 3604 Riverside off Palms Canyon, at mouth of Andreas Canyon, lower slopes of Mount San Jacinto Mount San Jacinto, Andreas Canyon Comment
  SEINET12616463  Plantago ovata Jim Andre, T. La Doux 2010-2-28 12553 Riverside Lower Colorado River Valley; along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  RSA278979  Plantago ovata var. fastigiata Barry A. Prigge, L. Martinez 1978-3-23 2425 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA489174  Plantago ovata var. fastigiata B. Pitzer 1988-3-10 651 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (and wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  SBBG7270  Plantago ovata var. fastigiata H. and M. Dearing 1937-4-10 2896 Riverside 1000 Palms Cyn Comment
  UCSB6240  Plantago ovata var. fastigiata Kamb, Peter 1948-4-11 Riverside Aqueduct Road; 5 mi east of Garnet, Coachella Valley 304 Comment
  SEINET1109636  Plantago patagonica A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-1 16240 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
  UC845549  Platanthera I. W. Clokey and E. G. Anderson 1935-8-21 6561 Riverside Fuller Creek 1500 Comment
  POM12756  Platanthera leucostachys Philip A. Munz 1922-7-6 5990 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  RSA401710A  Platanus racemosa H. de Forest 1924-4-13 s.n. Riverside Tahquitz Canyon. Comment
  RSA291600  Platystemon californicus C. W. Tilforth, Walter Wisura 1979-4-11 1782 Riverside Long Canyon, in wash, Rancho California Road, east of Temecula Comment
  RSA5016  Platystemon californicus Dorothy R. Wolf 1932-3-20 16 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  RSA615388  Platystemon californicus A. C. Sanders, G. K. Helmkamp 1997-3-15 s.n. Riverside Lake Skinner area, NE shore of Skinner Lake, SE foot of Bachelor Mtn, NE slopes of a small hill. 473 Comment
  UC1228584  Platystemon californicus C. L. Hitchcock, C. V. Muhlick 1962-3-16 22163 Riverside 5 mi se Elsinore Comment
  RSA100257  Plectritis ciliosa subsp. insignis F. W. Peirson 1922-5-19 3047 Riverside San Jacinto River. 1143 Comment
  CAS-BOT-BC326636  Pleurocoronis pluriseta D. A. Johansen; J. A. Ewan 1932-4-12 7107 Riverside Devils Canyon above Coachella Valley, Colorado Desert Comment
  JOTR31869  Pleurocoronis pluriseta La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2123 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA709904  Pleurocoronis pluriseta Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4607 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA721882  Pleurocoronis pluriseta J. Mark Porter, Orlando Mistretta 2003-6-5 13625 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  UC86377  Pleurocoronis pluriseta S. B. and W. F. Parish Apr 1882 728 Riverside Agua Caliente Comment
  RSA164765  Pluchea sericea Brian C. Miller 1963-6-1 s.n. Riverside 1000 Palms Oasis 30 Comment
  RSA180359  Poa bulbosa E. W. Lathrop 1965-4-18 5561 Riverside 10 miles west of Murrieta. Comment
  UC39553  Poa fendleriana subsp. longiligula H. M. Hall May 1899 1174 Riverside San Jacinto Mts 1524 Comment
  RSA234056  Poa infirma R. F. Thorne, E. W. Lathrop 1969-5-12 37948 Riverside Santa Ana Mountains, Santa Rosa Plateau, Mesa de Colorado, Rancho California 624 Comment
  CHSC109236  Poa pratensis Scott D. White; Justin M. Wood 2008-6-19 12260 Riverside San Jacinto Mountains: Meadows at Baldy Mountain. 1631 Comment
  SEINET1911032  Poa pratensis Scott D. White, Justin M. Wood 2008-1 12260 Riverside San Jacinto Mountians: Meadows at Baldy Mtn. 1585 Comment
  UCR201667  Poa pratensis Scott D. White, Justin M. Wood 2008-6-19 12268 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  RSA561809  Poa secunda Steve Boyd 1992-4-14 6835 Riverside San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail 341 Comment
Read comments Jun 7 2009
  RSA792570  Poa secunda Justin M. Wood 2011-4-4 3390 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  UCD90298  Poa secunda A. A. Beetle 1944-4-27 3003 Riverside West of Murietta. Comment
  RSA757752  Poa secunda subsp. secunda LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4286 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
  UC1022815  Poa secunda subsp. secunda Philip A. Munz 15658 Riverside 2 mi n Banning (Indio Blvd); Whitewater Canyon Comment
  CAS-BOT-BC167528  Polygala acanthoclada Annie M. Alexander; Louise Kellogg 1941-5-18 2195 Riverside 1.5 miles north of Cottonwood Spring, Eagle Mountains 975 Comment
  RSA180378  Polygala cornuta var. fishiae E. W. Lathrop 1960-6-7 4890 Riverside 14 miles west of Murrieta, Redonda Mesa. Comment
Read comments Apr 28 2011
  UCR156294  Polygonum T. B. Salvato, Kent Beaman 2005-5-16 828 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  CLARK-A1528-757  Polygonum aubertii Ross G Barber 1962-5-15 119 Riverside Riverside Comment
  UCR93498  Polygonum aviculare Scott D. White, S. Ogg 1994-10-17 2502 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  RSA0116457  Polygonum hydropiperoides Mitch Provance 2012-11-10 17604 Riverside San Bernardino Valley: Riverside, Springbrook Creek (remnant) Fairmont Park, between the east side of Lake Evans and the west side of Market St. 245 Comment
  UCR92272  Polygonum lapathifolium Scott D. White 1995-8-23 3567 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  UCR138159  Polypodium californicum D. L. Banks 1997-3-1 1359 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Pechanga Creek, east of the'Fiesta Grounds' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation 427 Comment
  UCR22042  Polypogon monspeliensis Steve Boyd 1980-5-15 274 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  UCR2727  Polypogon monspeliensis F. M. Reed 1903-12-13 414 Riverside South Coast; San Bernardino Valley, Riverside, near natural bridge in Arroyo Chico [Terraces Ranch, 547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  UCSB30923  Polystichum munitum Parker, V. 1974-5-7 Riverside San Jacinto Mtn., on Hwy 74, E of Hemet on the E side of the mountain. 1310 Comment
  CAS-BOT-BC102606  Populus fremontii Alice Eastwood 1919-3-15 7986 Riverside Indio Comment
  UCR116583  Populus fremontii A. C. Sanders, T. B. Salvato 2001-5-24 24372 Riverside Perris-Aguanga Basin, Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte 381 Comment
  SD229274  Populus fremontii subsp. fremontii Dick Schwenkmeyer 2012-5-22 717 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  CAS-BOT-BC356163  Porophyllum gracile John Thomas Howell 1928-1-30 3316 Riverside On road from Cottonwood Springs to Pinto Basin, near s. side of Pinto Basin, Colorado Desert Comment
  RSA0119875  Porophyllum gracile Duncan S. Bell, Thomas Stoughton 2016-4-12 9231 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  RSA20308  Porophyllum gracile Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  RSA463701  Porophyllum gracile Harold Lint 1958-5-25 2035 Riverside East of Pinyon flats campground. Pines to Palms Hwy [Hwy 74]. Comment
  UC604856  Porophyllum gracile Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9537 Riverside 2 mi from Cottonwood Springs; Cottonwood Mts. Comment
  UCR158144  Porophyllum gracile A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30095 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
  UCR280994  Porophyllum gracile Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 56 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  JOTR29089  Portulaca halimoides La Doux, Tasha, Bill Truesdell 2003-9-24 1259 Riverside Joshua Tree National Park. Queen Mountains, along trail to Barker Dam 1296 Comment
  UCR92085  Portulaca oleracea Scott D. White, S. Ogg 1994-10-17 2463 .1 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  UCR20509  Potamogeton crispus F. M. Reed 1936-5-6 9510 Riverside Riverside, concrete waterbox at the west end of 2nd Street. On an old ranch 256 Comment
  UC489190  Potamogeton diversifolius C. V. Meyer 1928-7-27 567 Riverside Hidden Lake; San Jacinto Mountains 2651 Comment
  RSA752140  Potamogeton pusillus Justin M. Wood, Brandy Wood 2009-7-4 1045 Riverside Riverside Flood Control Basin, SW corner of Patton Rd and Wineville Rd, immediately S of San Bernardino County Line. 250 Comment
  POM50603  Potentilla gracilis var. elmeri H. M. Hall 1901-06 2296 Riverside In the vicinity of Strawberry Valley. 1616 Comment
  POM161553  Potentilla rimicola Ralph Hoffmann 1929-9-6 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2439 Comment
  UCR92705  Proboscidea parviflora var. hohokamiana A. C. Sanders, S. Hawkins 1996-4-24 18084 Riverside San Bernardino Mtns, Morongo Indian Reservation, SE edge of Burro Flats in vicinity of natural pond & bog 1159 Comment
  RSA86976  Prosopis pubescens F. W. Peirson 1920-12-29 2338 Riverside Andreas Canyon near Palm Springs 244 Comment
  SEINET10903690  Prosopis pubescens David B. Dunn, A. Folsom 1948-6-17 Dunn 3793 Riverside At camp in Pushawalla Canyon under palms. Comment
  SD229258  Prunus emarginata Dick Schwenkmeyer 2012-9-20 836 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  SEINET3077265 Image available Prunus fremontii Dave Hawks 1987-3-3 Riverside Terwilliger Valley, 5 mi SE of Anza. 1280 Comment
  UC472699  Prunus fremontii M. F. Spencer 1918-4-1 Riverside Colardo Desert, Andreas Canyon Andreas Canyon; Colardo Desert, Andreas Canyon 100 Comment
Read comments Jul 10 2009
  CAS-BOT-BC154438  Prunus ilicifolia Carl B. Wolf 1932-5-25 3666 Riverside No. base of San Jacinto Mts. Snow Creek Canyon. Just above fish hatchery 670 Comment
  RSA704903  Prunus ilicifolia J. B. B. 1934-6-18 533 Riverside Snow Creek; base of San Jacinto. Comment
Read comments Feb 16 2013
  RSA787088  Prunus ilicifolia Doris Bowers 1972-4-15 1817 Riverside Near SBCM dig on Pulgas Creek Rd., Rancho Calif. 396 Comment
  RSA714376  Prunus virginiana var. demissa T. B. Salvato, John Green 2004-5-27 606 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  POM358758  Pseudognaphalium biolettii Elbert Benjamine 1929-2-17 26 Riverside Mt. Roubidoux, Riverside Comment
  RSA160476  Pseudognaphalium biolettii J. D. Olmsted 1959-4-17 408 Riverside At edge of main knobcone pine grove on NE ridge of Sugarloaf Pk. along Main Divide T.T. ssw of Corona. 1159 Comment
  SDSU21848  Pseudognaphalium biolettii Lindsay Rubin, Stephanie Castillo 2016-4-16 5 Riverside On the north side of the Santa Margarita River at the end of a downhill dirt road under tree coverage. Santa Margarita Ecological Reserve. 238 Comment
  CAS-BOT-BC357228  Pseudognaphalium microcephalum Wesley Griesel 1962-9-8 s.n. Riverside Dark Canyon, San Jacinto Mts. 1920 Comment
  UCR241408  Psilocarphus brevissimus T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7444 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  UCR18662  Psilocarphus brevissimus var. brevissimus John C. Roos 1952-4-30 5601 Riverside Edgemont, near Box Springs 488 Comment
  UCR75318  Psilocarphus brevissimus var. brevissimus A. C. Sanders 1993-5-12 14004 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  JEPS35436  Psilostrophe cooperi W. L. Jepson 1928-4-25 12581 Riverside Cottonwood Springs Colorado Mts., Eagle Mts. 731 Comment
  POM13050  Psilostrophe cooperi P. A. Munz, D. D. Keck 1922-4-12 4848 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. Colorado Desert. 457 Comment
  UCSB3073  Psorothamnus arborescens Eriksen, C. 1954-4-29 Riverside 3 mi. W of Morongo Valley along Hwy. Comment
Read comments Oct 22 2014
  POM6512  Psorothamnus emoryi Philip A. Munz 1919-3-27 2355 Riverside Salton Sea Comment
  UC1280847  Psorothamnus emoryi H. E. McMinn 1935-6-27 4072 Riverside Palm Canyon Comment
  SD21513  Psorothamnus emoryi var. emoryi Frank F. Gander 1938-5-21 5756 Riverside Salton Comment
  CAS-BOT-BC340919  Psorothamnus schottii Marcus E. Jones 1927-4-16 s.n. Riverside Colo. Desert. Hidden Spring, near Shaver's Well Comment
  RSA498752  Psorothamnus schottii Martha Hilend 1928-3-24 115 Riverside Wash N of Palm Wash, SW of Fish Springs Comment
  CAS-BOT-BC340950  Psorothamnus spinosus S. B. Parish 1912-6-28 8107 Riverside Painted Canon [Canyon] near Mecca Comment
  RSA101226  Psorothamnus spinosus David B. Dunn 1947-7-12 2952 Riverside Pushawalla Canyon, Indio Hills. Comment
  RSA11595  Psorothamnus spinosus C. Epling, Wm. Robison 1933-6-24 s.n. Riverside Near Cathedral City near Palm Springs Comment
  SBBG68035  Psorothamnus spinosus V. Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Cyn 243 Comment
  UC1197435  Psorothamnus spinosus Arthur E. Connick June, 1928 Riverside Palm Springs Comment
  RSA523518  Pteridium aquilinum var. pubescens Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3977 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UC218675  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-7 6035 Riverside Tamarack Valley; San Jacinto Mts 2804 Comment
  RSA69241  Pterospora andromedea F. W. Peirson 1924-7-27 4987 Riverside Dark Canyon, San Jacinto Mts. 1905 Comment
  RSA180371  Pterostegia drymarioides E. W. Lathrop 1960-6-8 4927 Riverside 14 miles west of Murrieta. Comment
  UC1292598  Pterostegia drymarioides C. L. Hitchcock and C. V. Muhlick 1964-3-17 23079 Riverside 8 mi. s.e. Corona (along rd. to Elsinore) Comment
  UCR116853  Pterostegia drymarioides A. C. Sanders, Steven R. Hill 2001-5-4 24140 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 Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  JOTR16838  Purshia tridentata var. glandulosa Hogan, J. 1974-5-6 43 Riverside Joshua Tree National Park. LOWER COVINGTON FLAT PARKING AREA 1432 Comment
Read comments Jun 9 2013
  RSA0042978  Quercus Jeremiah George 2012-8-13 s.n. Riverside west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  RSA0106805  Quercus Jeremiah George 2012-8-7 70812 -1 Riverside Beaumont, Western Knolls, north central slope of eastern half of bench between Hwy 60 and Oak Valley Parkway, east of Potrero Blvd. 747 Comment
  UCD47725  Quercus X acutidens K. R. Montgomery 1969-8-6 69 16 Riverside Wilson Valley Road, 18 miles south of Hemet, Riverside County, California. 1219 Comment
  UCSB41270  Quercus X acutidens Cowan, Clark 1978-4-25 Riverside 6.7 mi (10.7 km) SW on 74 from jct w/ 71, 4.6 mi (7.3 km) from Lake Elsinore, Sta. Ana Mts. Cleveland Nat. Forest; Whittaker transect #W-229 Comment
  POM256952  Quercus X morehus W. Pequegnat 1940-6-15 s.n. Riverside Between Horsethief and Rice Canyon, Santa Ana Mts. 1250 Comment
  UCR100029  Quercus agrifolia A. C. Sanders, G. Helmkamp 1997-3-15 19979 Riverside Lake Skinner area, N foot of 1700 ft. hill east of Bachelor Mtn., small canyon and grassy S-facing slopes 488 Comment
  OBI4996  Quercus berberidifolia Dieter Wilkins, Gary Wallace 1966-2-22 624 Riverside Dripping Springs near Radec along Hwy 71 488 Comment
  RSA617442  Quercus berberidifolia Scott D. White 1997-2-9 4683 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. 370 Comment
  UCR100773  Quercus berberidifolia A. C. Sanders, T. Tennant 1997-11-14 21602 Riverside San Bernardino Mtns., Morongo Indian Reservation, sag pond at SE end of Burro Flats 1110 Comment
  UCR261968  Quercus berberidifolia Tom Scott 2011-1 2011- 571 .4 Riverside San Bernardino Mtns., south side of mountains in Banning Canyon on USFS road 2S01, c. 6.5 miles up canyon 1492 Comment
  UCR264643  Quercus berberidifolia Mitch Provance 2012-4-27 412- 20 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCR271512  Quercus berberidifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8349 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 436 Comment
  SD229172  Quercus chrysolepis Dick Schwenkmeyer 2012-8-7 789 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  SD229173  Quercus cornelius-mulleri Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 643 Riverside Mt. San Jacinto: Pinyon Flats, approx. 1I(c) miles north of Highway 74 intersection with Palm Canyon Road, broad flat area. 1303 Comment
  RSA503821  Quercus cornelius-mulleri N. C. Cooper 1943-9-11 910 Riverside East side of San Jacinto Mt. Comment
  CAS-BOT-BC86549  Quercus dumosa John Thomas Howell 1927-8-2 2937 Riverside near top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  CLARK-A1528-530  Quercus dumosa C. M. Flanagan 1973-4-26 OO 304 Riverside Morongo Indian Reservation 914 Comment
  LA205319  Quercus kelloggii Bruce Freeman; 1969-3-25 690325 -3 Riverside San Jacinto Mountains, James Reserve 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
  RSA489833  Quercus turbinella D. Charlton 1988-5-28 2128 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2287 Comment
  UC848379  Quercus wislizeni Louis Wheeler 1931-10-3 Riverside Strawberry Valley San Jacinto Valley Comment
  RSA731015  Rafinesquia californica Michael Wall 2008-4-18 447 Riverside San Jacinto Valley, Bautista Canyon SE of Hemet, ca. 5.5 miles SE of Fairview Ave. 746 Comment
  UCR149843  Rafinesquia californica Scott D. White, Michael Honer 2004-4-6 10038 Riverside Perris/Elsinore Basins, Temescal Valley: just N of the I-15 freeway and east of Indian Truck Trail, S and west of Lee Lake 396 Comment
  UCR180043  Rafinesquia californica Mitch Provance 2005-5-18 9812 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  CAS-BOT-BC362626  Rafinesquia neomexicana Helen K. Sharsmith 1952-4-10 4059 Riverside Mojave Desert. Smoke Tree Wash, ca. 5 miles northeast of Cottonwood Springs, Joshua Tree National Monument 853 Comment
  RSA79182  Rafinesquia neomexicana P. A. Munz, Percy C. Everett 1952-5-2 16232 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  UCR205287  Rafinesquia neomexicana Steve Boyd, Amber Maurice, Pesach Lubinsky, L. Lubinsky 2003-4-17 10490 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 366 Comment
  RSA741170  Ranunculus californicus Scott D. White, Justin M. Wood 2008-5-15 12006 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  UC219255  Ranunculus californicus P. A. Munz and I. M. Johnston 1922-5-20 5462 Riverside 1 1/2 mi below Kenworthy; San Jacinto Mts. 1417 Comment
  CLARK-A1528-5387  Raphanus sativus John C. Roos, Lucille Roos 1951-10-24 5342 Riverside Pedley 243 Comment
  RSA0049510  Raphanus sativus Margaret Murphy 1983-5-1 0017 -B Riverside Dry riverwash located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  UCR93826  Ratibida columnaris G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Murrieta, Warm Springs Creek, c. 1/2 mile south of Murrieta Hot SpringsFreshwater marsh with seep and stream flow; with Juncus rugulosus, Typha, Xanthium stru., Rorippa nast-aq., Echinochloa crusgalli, etc. 457 Comment
  UCR231042  Rhamnus californica A. C. Sanders, Kent Beaman 2011-9-27 39922 Riverside Peninsular Range; Santa Ana Mtns., Main Divide Truck Trail, 0.95 km ENE (78 deg. ) of Santiago Peak summit 1402 Comment
  UC1537011  Rhamnus crocea Gordon H. True Jr. 1935-4-5 217 Riverside Gavilan Peak Gavilan Hills 609 Comment
  LA207813  Rhamnus ilicifolia W. E. Pequegnat; 1939-4-8 6 Riverside Santa Ana Mountains, Coldwater Trail 670 Comment
  OBI42534  Rhamnus ilicifolia Robert F. Thorne 1985-5-18 60666 Riverside Santa Rosa Plateau 610 Comment
  RSA0104672  Rhamnus ilicifolia Duncan S. Bell 2015-9-30 8692 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCR113734  Rhamnus ilicifolia Mitch Provance 2000-5-5 2019 Riverside Riverside, Box Springs Mtns., canyon c. 0.5 mi. NE of peak 2553 and c. 0.5 mi. SW of the old landfill off Pigeon Pass Rd. 488 Comment
  RSA674923  Rhamnus tomentella subsp. cuspidata Scott D. White, Pam De Vries 2000-4-25 7731 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  UCSB25310  Rhododendron occidentale Gliessman, Stephen 1968-7-11 Riverside 0.6 mile south of Little Round Valley on the Deer Springs Trail, San Jacinto Mountains 2895 Comment
  RSA69330A  Rhododendron occidentale var. californicum F. W. Peirson 843 Riverside Fruiting specimen from San Jacinto Mtns. Comment
  UCD116878  Rhus aromatica Richard Bates 1949-5-21 s.n. Riverside Pinon flats, Hemet Lake area, San Jacinto Mtns. Comment
  UCR89664  Rhus aromatica Bern Schwenn 1994-4-5 s.n. Riverside Southern Mojave Desert, Little San Bernardino Mountains, Joshua Tree National Monument [now J.T. National Park], lower Johnny Lang Canyon, northeast of Quail Mountain 1468 Comment
  IRVC86  Rhus ovata Charley Ford 1965-4-20 s.n. Riverside Ortega Highway [74]. Santa Ana Mountains Comment
  RSA192296  Rhus ovata E. W. Lathrop 1966-3-2 6044 Riverside 10 miles NW of Murrieta, 1 mile W of Los Alamos Ranch, Cleveland National Forest. Comment
  RSA524472  Rhus ovata Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4076 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
  RSA592670  Rhus ovata Scott D. White, Duayne Haselfeld 1996-7-2 4262 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
  UCR121315  Rhus ovata A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25003 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  UCR87634  Rhus ovata A. C. Sanders 1994-5-29 14549 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  RSA561108  Rhus trilobata var. anisophylla Steve Boyd, Timothy S. Ross, David E. Bramlet 1993-5-12 7325 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  UC1127366  Ribes amarum A. Lewis Mar 1934 352 Riverside Sugarloaf Peak Cleveland National Forest, Corona Quadrangle Comment
  RSA717670  Ribes californicum A. C. Sanders 2004-2-6 27379 Riverside Foothills at edge of Temescal Valley, ridge proposed for removal at development called Trilogy at Glen Ivy, south of Brown Canyon. 427 Comment
Read comments Jun 27 2010
  CAS-BOT-BC108723  Ribes cereum S. B. Parish; W. F. Parish 1880-8-1 494 Riverside San Jacinto Mountains. 2438 Comment
  SD152830  Ribes indecorum Steve Boyd 1993-3-14 7725 Riverside San Mateo Canyon Wilderness Area; south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon. 975 Comment
  UCD102262  Ribes indecorum Steve Boyd; Tim Ross, Laurel Arnseth 1989-4-2 3191 Riverside Vail Lake area, W end of bench on S flank of Oak Mtn. 548 Comment
  UCR13744  Ribes indecorum N. R. Zabriskie, W. W. Zabriskie 1971-4-9 368 Riverside Santa Rosa Mtns, Deep Canyon south of Hwy 74, c. 2 mi up water service road, below crossing, N slope mtns. 1372 Comment
  UCR178327  Ribes indecorum T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 132 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UCR47227  Ribes indecorum B. G. Pitzer, Jack Easton 1987-3-10 405 Riverside San Jacinto Mtns., Anza area, hills south of Thomas Mtn., c. 3 mi east of town of Anza on north side of Hwy 371 1341 Comment
  UCR97287  Ribes indecorum Steve Boyd, T. S. Ross, L. Arnseth 1990-3-30 3942 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn, north of the lake, Saddle between summits, N slope along road heading N to Black Hills 793 Comment
  POM256960  Ribes malvaceum var. viridifolium W. Pequegnat 1940-1-2 2 Riverside Indian Truck Trail, Santa Ana Mts. 610 Comment
  RSA621468  Robinia pseudoacacia D. L. Banks, Elizabeth Hedge Banks, Dawn Rodriguez, Edward Rodriguez 1997-6-20 2169 Riverside NW Palomar Mountains, Agua Tibia Mountains: West of Vail lake at the intersection on Pauba Road and Los Caballos Road. 371 Comment
  CHSC1217  Romneya coulteri E. Thomas 1940-5-11 Riverside Temescal canyon. Comment
  UCR189813  Romneya coulteri Andrea Salzman 2006-6-22 154 Riverside Peninsular Ranges, Santa Ana Mountains, Indian Truck Trail, 0.5 mi North of Indian Canyon 797 Comment
  UCR251867  Romneya coulteri M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  UCR59924  Romneya coulteri Ed LaRue 1989-4-26 s.n. Riverside Lake Elsinore, 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons 488 Comment
  RSA660907  Romneya trichocalyx Mitch Provance 1998-5-29 557 Riverside NW side of North Hill, along the S edge of Lake Evans. 274 Comment
  UCR21990  Rorippa nasturtium-aquaticum Steve Boyd 1980-7-12 323 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UC1951181  Rorippa palustris subsp. palustris Justin M. Wood with Jamie Miner 2009-4-2 464 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. USGS Temecula 7.5' Quad. Comment
  RSA449714  Rosa californica Louis C. Wheeler 1931-10-4 204 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  RSA0086464  Rubus ursinus Mitch Provance 2013-4-8 413 -11 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave. 226 Comment
  SDSU14243  Rubus ursinus Ingrid Poulin 2002-3-22 13 Riverside Santa Margarita Ecological Reserve; Red Mountain Truck Trail, 0.6 miles northeast of N. Stagecoach Lane. 201 Comment
  POM204506  Rumex crispus M. French Gilman 1934-7-8 s.n. Riverside San Jacinto Mountains Comment
  RSA561070  Rumex crispus Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7343 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  UCR139044  Rumex hymenosepalus D. L. Banks 1997-3-1 1388 Riverside NW Palomar Mountains, Agua Tibia Mountains, Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and a long Pechanga Creek 335 Comment
  UCR200688  Rumex salicifolius Steve Boyd, Aydee Virgen 2004-4-13 10846 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR22143  Rumex salicifolius var. denticulatus Steve Boyd 1980-4-13 125 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR8209  Rumex salicifolius var. denticulatus B. Freeman 1969-6-27 690627- 5 Riverside San Jacinto Mtns., University of California James Reserve Trailfinders' Camp, near Lake Fulmor, on road from Banning to Idyllwild. Occurring north of lodge beside Indian Creek, and along creek nearest to gate, near Indian Creek Comment
  RSA764121  Rupertia physodes Linda M. Prince, Duncan S. Bell 2009-6-17 581 Riverside Cleveland National Forest Comment
  UCR25038  Sagina saginoides A. C. Sanders 1980-8-21 1776 Riverside San Jacinto Mountains, Mt. San Jacinto Wilderness Area. east of Saddle Junction at the head of Tahquitz Creek, c. 2 mi NE of Idyllwild 2409 Comment
  UC441327  Sagittaria longiloba E. E. Schellenger 1894-8-6 79 Riverside Sanch Ranch Colorado Desert (Colorado Desert) Comment
Read comments Aug 23 2007
  RSA82186  Salazaria mexicana Emma Mundy 1921-3-22 4484 Riverside Andreas Canyon, near Palm Springs. Comment
  UC1136469  Salicornia virginica A. Lewis 1934-5-19 453 Riverside Lakeview Elsinore Quad. 426 Comment
  CAS-BOT-BC129744  Salix bonplandiana C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi. e. of Glen Ivy Hot Springs Comment
  RSA444572  Salix exigua Walter Wisura 1988-3-23 4216 Riverside 49 Palms oasis, Joshua Tree National Monument. Comment
Read comments Aug 25 2013
  UC498787  Salix exigua Mrs. H. P. Bracelin 1932-4-12 603 Riverside 4.8 km. n Arlington (on rd. to Pedley, w of Riverside, e side of bridge over Santa Ana R.) 240 Comment
  SD11898  Salix exigua var. exigua Mrs. 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 239 Comment
  UC494329  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 606 Riverside 4.8 km. n Arlington (w of Riverside, rd. to Pedley, e side of bridge over Santa Ana R., either side of hwy.) 240 Comment
  SBBG58895  Salix gooddingii F. R. Fosberg 1932-3-13 8081 Riverside Thousand Palms Cyn Comment
  CAS-BOT-BC108217  Salix hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  RSA786950  Salix laevigata Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49549 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  POM319095  Salix lasiolepis Patricia Wilder 1971-3-20 4900 Riverside Along Santa Ana River at end of Pedley Steet, Norco; south side of river 244 Comment
  UCR270190  Salix lasiolepis A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-2 42413 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, vicinity of lab and old Emerson house site 488 Comment
  CDA3169  Salsola australis R. E. Riefner Jr. 2006-11-14 06 -676 Riverside City of Riverside, Main Street at Russell Street. Comment
  CDA3180  Salsola australis R. E. Riefner Jr. 2007-2-19 Jul- 72 Riverside City of Perris, along Highway 74 at 4th Street and B Street. Comment
Read comments Nov 27 2013
  UCR45197  Salsola paulsenii A. C. Sanders 1986-5-10 6497 Riverside Western Colorado Desert, Coachella Valley, mouth of the Whitewater River, along the levee where the river crosses Lincoln St., 3 mi south of Mecca -70 Comment
  RSA769517  Saltugilia australis Duncan S. Bell, Lucila Reccia 2010-5-5 966 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 791 Comment
  RSA0094959  Saltugilia australis Steve D. Boyd 1992-4-14 6836 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Western flank of Bluewater Cyn along Bluewater Trail. 341 Comment
  SD137724  Salvia apiana Darin L. Banks, Steve Boyd 1995-5-9 349 Riverside North of the Agua Tibia Wilderness Area. North slopae of Agua Tibia Mountain, the Dorland Mountain area, west of the Dripping Springs Alcove Area. 730 Comment
  UCR136260  Salvia apiana A. C. Sanders 2004-6-20 28228 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd., hilltop above I-15, SW of main clay pits 378 Comment
  UCR234259  Salvia apiana A. C. Sanders 2012-4-12 40031 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, near El Hermano Rd. 314 Comment
  SDSU13903  Salvia clevelandii Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2145 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of wet meadow (El Valle complex). 646 Comment
  POM13462  Salvia columbariae P. A. Munz 1922-5-19 5367 Riverside 5 miles NE of Murietta. 457 Comment
  POM4121  Salvia columbariae M. Alice King 1893-1 s.n. Riverside Menifee. Comment
  RSA554299  Salvia columbariae Dave Kelly 1992-3-11 92 -13 Riverside Hwy I-10, ca. 20 mi E of Indio. Comment
  UC1979530  Salvia columbariae Darin L. Banks, Steve Boyd 1995-4-5 133 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, along the Dripping Springs Trail. Comment
  UCR27197  Salvia columbariae Marlyce Myers 1980-4-28 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 518 Comment
  UCSB33374  Salvia columbariae Marks, R. 1978-3-16 Riverside 1/2 mi. east of a point on Cajalco Rd; 3 mi. north-east of El Sobrante Rd; in a partially completed housing developement 457 Comment
  SBBG29412  Salvia eremostachya D. Myrick 1968-3-4 1809 Riverside Palms to Pines Hwy out of Palm Desert 762 Comment
  UC416703  Salvia eremostachya L. G. Childs 1920-11-26 Riverside Martinez Canyon; Colorado Desert, Santa Rosa Mts. Comment
  UC63769  Salvia eremostachya H. M. Hall May 17 1901-Jun 1 1901 1863 Riverside e base San Jacinto Mts. 609 Comment
  UC883901  Salvia eremostachya B. D. Stark 1933-4-2 Riverside 3 mi below Pinyon Flats (Palms to Pines Rd); San Jacinto Mts. 1066 Comment
  SEINET12343783  Salvia eremostachya P. H. Raven 1958-5-18 13000 Riverside Along State Highway 74, 4.9 mi NE of Pinon Flats, San Jacinto Mountains Comment
  CAS-BOT-BC226137  Salvia greatae Peter H. Raven 1958-5-5 12907 Riverside East of Coachella Canal 3.6 miles on a road up the south side of the Orocopia Mountains Comment
  RSA779748  Salvia greatae Duncan S. Bell, Joshua Paolini, Christopher Galley 2011-7-8 2749 Riverside Salt Creek between the Orocopia Mountains and the Chocoloate Mountains, on the north side of the Bradshaw Trail approximately 3.6 air miles northeast of the junction of the Coachella Canal road and Bradshaw road. 181 Comment
  SEINET244671  Salvia hispanica Joseph Cahill 2000-11-1 3032 Riverside Agricultural operations UCR. Green house. Comment
  RSA197847  Salvia mellifera Donald A. Johansen, J. A. Ewan 1932-4-10 7050 Riverside San Gorgonio Pass, Cabazon 488 Comment
  SBBG97213  Salvia mellifera W. L. Halvorson 1977-4-1 77 -224 Riverside 5 mi S of Temecula on Hwy S16 Comment
  UC1929897  Salvia mellifera Scott D. White, Angelia Carey 2004-7-2 10588 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  UCD125587  Salvia mellifera C. L. Hitchcock 1966-3-16 24181 Riverside 0.25 mile west of Aguanga. Comment
  RSA434173  Salvia pachyphylla N. R. Zabriskie, Walter Zabriskie 1971-8-21 438 Riverside Below Santa Rosa Spring Camp, Santa Rosa Mountain road. 2195 Comment
  UCR17525  Salvia pachyphylla Frank C. Vasek 1979-7-26 s.n. Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  UCR268291  Sambucus nigra subsp. caerulea Jim Andre 2012-6-15 30530 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  UCR14547  Samolus parviflorus O. F. Clarke, Jeanine Derby 1974-8-8 s.n. Riverside Peninsular Range, SW of Temecula in Walker Basin, Rancho California Property 427 Comment
  POM307780  Sanicula arguta Henry J. Ramsey, Henry J. Ramsey 1938-3-26 255 -I Riverside Corona-Elsinore Road. Comment
  RSA560376  Sanicula arguta Steve Boyd 1992-4-14 6806 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak. 793 Comment
  RSA614630  Sanicula bipinnatifida D. L. Banks 1997-3-29 1566 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
  UCR102886  Sanicula bipinnatifida A. C. Sanders 1997-3-26 20137 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  HSC86140  Sarcodes sanguinea B. Freeman 1969-6-12 6906121 Riverside San Jacinto Mtns. University of California James Reserve. Near stream S of lodge Comment
  JOTR32907  Sarcostemma hirtellum Andre, Jim, Tasha La Doux 2009-3-10 11250 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  RSA495460  Saxifraga californica Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2988 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA737322  Schedonorus arundinaceus Justin M. Wood 2008-9-22 158 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR176193  Schinus molle Amber Bruno 2005-6-7 50 Riverside Riverside; east side of UC Riverside, east end of Big Springs Rd. on north side of road, 0.25 mi. east of Watkins Dr. but west of the railroad track, Islander Park 351 Comment
  UCR241955  Schoenoplectus acutus A. C. Sanders, Timothy W. Chumley 2013-3-28 40698 Riverside Peninsular Range, Temescal Canyon Rd. SE of Pacific Clay Products plant/Bernard St., c. 1 mile north of Lake St., beside old RR berm 376 Comment
  RSA575967  Scirpus acutus var. occidentalis Steve Boyd 1980-9-16 s.n. Riverside Gavilan Hills region, north base of the range, west of Lake Mathews along Cajalco Road about 1 mile west of La Sierra Avenue. 366 Comment
  UCR116419  Scrophularia californica A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24189 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  RSA249827  Scutellaria antirrhinoides Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38090 Riverside San Bernardino National Forest, San Jacinto Mountains: Above James Reserve in Hall Canyon. 1677 Comment
Read comments Jun 7 2015
  RSA740238  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-8 12366 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  RSA4389  Scutellaria tuberosa Dorothy R. Wolf 1932-5-20 33 Riverside Richman Ranch, 2.5 miles N of De Luz. 457 Comment
  UCR135849  Scutellaria tuberosa A. C. Sanders 2004-4-20 27521 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
  CAS-BOT-BC69806  Selaginella bigelovii S. B. Parish 1907-4-18 6110 Riverside West Canyon, Palm Springs, western edge of the Colorado desert. 200 Comment
  POM14971  Selaginella bigelovii Mary F. Spencer 1921-5-28 1697 Riverside San Jacinto 609 Comment
  SEINET7048061  Selaginella bigelovii Steven R. Hill 2001-4-29 33538 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
  UC306711  Selaginella bigelovii I. M. Johnston 1918-4-3 1825 Riverside San Jacinto Canyon; San Jacinto Mts. 685 Comment
  UCR131828  Selaginella bigelovii Jennie Phui 1998-5-30 030 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  CAS-BOT-BC62093  Selaginella eremophila Larry Kiefer 1963-3-24 485 Riverside Andreas Cyn. 609 Comment
  RSA523511  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-30 3971 Riverside Vail Lake area, valley between Black Hills & Rocky Ridge. 701 Comment
  RSA770439  Senecio californicus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4571 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR114334  Senecio californicus Mitch Provance 2000-4-8 2010 Riverside Jurupa Mountains, S extension of 'Rattlesnake Mt.', <100 m west of peak 1739. 518 Comment
  SEINET2054672 Image available Senecio flaccidus var. douglasii B. Pitzer 1986-5-24 245 Riverside Whitewater Canyon, ca. 5 mi N of US I-10 on Whitewater Canyon Rd. From N edge of Hatchery to ca 1/4 mi N of hatchery boundary 731 Comment
  SEINET5584421  Senecio lemmonii Stephen Hale 2010-1 Riverside Along power line, adjacent to State Route 95 110 Comment
  POM13264  Senecio mohavensis E. C. Jaeger 1922-3-4 116 Riverside Painted Canyon near Mecca. Comment
  POM15176  Senecio mohavensis Mary F. Spencer 1922-3-27 1926 Riverside Shavers Canyon. Mecca, Colorado Desert. Comment
  RSA803268  Senna armata April Garbat, Kristin Forgrave 2013-5-30 77 Riverside From Red Cloud Mine Rd, at the intersection of Gasline Rd and Bradshaw Trail. Population extends on Bradshaw Trail 2 miles east past junction 602 Comment
  UCD97029  Sesuvium verrucosum A. C. Sanders; D. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23186 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
  UCR113880  Setaria gracilis Mitch Provance 2000-6-24 2060 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  RSA737213  Setaria parviflora Justin M. Wood 2008-9-30 167 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  HSC86949  Sidalcea malviflora B. Pitzer, E. Misquez 1988-2-28 630 Riverside SW of Murrieta, Walker Basin, Avenida del Oro, 2 mi. S of Rancho California Rd. 427 Comment
  SEINET235747  Sidalcea malviflora Scott D. White 1997-5-18 5166 Riverside San Jacinto Mts. Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road mi. SE of Banni 1494 Comment
  SBBG94888  Sidotheca trilobata C. McGaugh 1990-8-8 Riverside SW Durasno Valley, S of town of Anza 1371 Comment
  UC729875  Silene parishii Carl B. Wolf 1932-8-5 3981 Riverside summit San Jacinto Peak , summit San Jacinto Peak (San Jacinto Mts.) 3293 Comment
  RSA249837  Silene verecunda subsp. platyota R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38101 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  UCR20379  Silene verecunda subsp. platyota W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1768 Comment
  CHSC170  Simmondsia chinensis V. Holt 1935-4-16 Riverside San Jacinto mountains. Comment
  UC1130463  Simmondsia chinensis H. S. Yates 1937-3-24 6458 Riverside Deep Canyon; Thermal Quadrangle, Deep Canyon Comment
  RSA0043327  Sisymbrium John F. Emmel 1991-5-22 1174 Riverside San Jacinto Mountains; side canyon of South Fork San Jacinto River, 1.3 air miles south of Halfway Spring (ca. 0.5 air mile southeast of Toll Road Canyon). 792 Comment
  RSA586124  Sisymbrium altissimum D. L. Banks 1995-4-11 163 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, along the Dripping Springs Trail. 646 Comment
  UCD115546  Sisymbrium altissimum Robert J. Weatherby 1949-5-13 402 Riverside near Arlington. 152 Comment
  CLARK-A1045-228  Sisymbrium erysimoides George K. Helmkamp 1978-3-27 Riverside Box Springs Mountains south base of mountain; Riverside East 7.5'Q Comment
  UCR119438  Sisymbrium erysimoides A. C. Sanders, T. B. Salvato 2000-5-18 23394 Riverside Sonoran (Colorado) Desert, Coachella Valley, east side of the Coachella Canal south of Ave. 56 and north of Ave. 60, where Imperial Irrigation Dist. powerline leaves wash 18 Comment
  UCR250579  Sisymbrium erysimoides A. C. Sanders 2014-4-18 41018 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. near Glen Eden Rd., west of Lee (Corona) Lake 366 Comment
  RSA770307  Sisymbrium irio Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4494 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 W116.64306 487 Comment
  CAS-BOT-BC75425  Sisymbrium orientale Scott D. White 1996-4-14 3908 Riverside Perris Basin. East of Hemet. San Jacinto River Wash near Valle Vista. 550 Comment
  RSA613466  Sisymbrium orientale D. L. Banks, Victor Steinmann 1997-3-13 1455 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
  SEINET3876483  Sisyrinchium idahoense N. Duane Atwood, L. Stritch 1993