Search Results — 2000 specimen records retrieved (1900 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73599  Abies concolor J. R. Bell 1902-1-1 s.n. Riverside Tahquitz Valley, San Jacinto Mts. Comment
  RSA518562  Abies concolor F. C. Vasek 1976-7-4 760704 -5 Riverside San Jacinto Mountains, Pine Cove. 1829 Comment
  CAS-BOT-BC229311  Abronia villosa Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  CAS-BOT-BC229346  Abronia villosa Jenkins; Street 1917-5-30 1935 Riverside San Jacinto Comment
  SD216504  Abronia villosa Carol R. Annable 1995-3-9 2256 Riverside Circa 13 kilometers North of Rancho Mirage. BLM land behind A-1 Cement Comment
  UC851658  Abronia villosa C. L. Hitchcock 1940-4-4 5951 Riverside Pinto Basin Comment
  UCR20827  Abronia villosa A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1332 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
  RSA776187  Abronia villosa var. aurita Amber Swanson, Duncan S. Bell 2011-3-10 204 Riverside Mecca Hills, E of Painted Cyn Rd Comment
  SEINET3133246  Abronia villosa var. aurita R. W. Spellenberg, D. Jackson 1972-5-19 2822 Riverside 7 mi E of downtown Hemet on Hwy 74 579 Comment
  UCR127362  Abronia villosa var. aurita A. C. Sanders, D. Malueg 2003-5-8 26564 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UCR95230  Abronia villosa var. aurita D. L. Banks, E. H. Banks 1996-5-2 966 Riverside NW Palomar Mtns., Agua Tibia Mtns, WSW of Dorland Mtn., in the Pechanga Indian Reservation; margins of Pechanga Creek, c. 15 m east of Pala Road 351 Comment
  RSA0025968  Abronia villosa var. aurita R. E. Riefner Jr., K. Campbell 2007-5-19 7 -210 Riverside Temecula, Temecula Canyon, Santa Margarita River, ca. 1.5 miles W of I-15 Fwy. and 1.0 mile W of Murrieta Creek. 298 Comment
  RSA461027  Abronia villosa var. villosa A. Menke 1955-4-25 s.n. Riverside Palm Springs Comment
  SD122918  Abutilon theophrasti Steve Boyd 1985-9-23 1189 Riverside Weed: garden weed at Boyd residence, Good Hope Valley area, west of Perris. 487 Comment
  UC303555  Abutilon theophrasti Gordon Surr Sep 1917 Riverside Citrus Experimental Station Riverside Comment
  SEINET9122084  Acamptopappus sphaerocephalus N. Zabriskie, W. Zabriskie 1969-1 192 Riverside Andreas Canyon near Palm Springs. 411 Comment
  POM229033  Acamptopappus sphaerocephalus var. sphaerocephalus P. A. Munz 1937-5-29 15151 Riverside Deep Canyon, Santa Rosa Mountains. 1067 Comment
  UC1366079  Acamptopappus sphaerocephalus var. sphaerocephalus Nancy Ryan Zabriskie and Walter Zabriskie 1969-4-26 192 Riverside near (in Andreas Canyon) Palm Springs; Andreas Canyon 365 Comment
  RSA263761  Acer macrophyllum E. W. Lathrop 1971-3-24 7480 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  CAS-BOT-BC210592  Achnatherum coronatum H. M. Hall 1899-5-27 1167 Riverside San Jacinto Mountains. El Toro Mt., Coyote Canon [Canyon] 1584 Comment
  CAS-BOT-BC218712  Achnatherum coronatum Carl B. Wolf 1932-5-25 3694 Riverside 1/4 mo. SW of summit of Moreno Grade, Bad Lands, SW of Beaumont 670 Comment
  POM116672  Achnatherum hymenoides Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA296159  Achnatherum hymenoides B. A. Prigge 1980-8-5 3826 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  SBBG57049  Achnatherum occidentale subsp. occidentale R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  CAS-BOT-BC218630  Achnatherum occidentale subsp. pubescens Ralph Hoffman 1929-9-7 s.n. Riverside Strawberry Valley, Mt. San Jacinto 1645 Comment
  SEINET10376003 Image available Achnatherum parishii Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17356 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  SBBG1973  Achyronychia cooperi H. and M. Dearing 1939-12-31 4793 Riverside near Cathedral City Comment
  UCR103321  Achyronychia cooperi George K. Helmkamp, E. A. Helmkamp 1998-2-5 2651 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  SEINET957101  Acmispon argophyllus H. S. Gentry 1957-1 16385 Riverside Dripping Springs. 732 Comment
  CAS-BOT-BC213416  Acmispon argophyllus var. argophyllus Lester Rowntree 1937-11-1 s.n. Riverside Nigger Grade [Nate Harrison Grade], W. side of Palomar Mt. Comment
  SEINET1869493  Acmispon brachycarpus A. C. Sanders, T. B. Salvato 2005-1 29763 Riverside Peninsular Ranges: Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine. 625 Comment
  UCR274185  Acmispon glaber var. brevialatus Dick Newell, Judy Booth 2015-10-25 412 Riverside Peninsular Range; Santa Ana Mtns., South Main Divide Road, 2.3 miles NW of Elsinore Peak 890 Comment
  RSA0123348  Acmispon rigidus Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9007 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
  UCD128573  Acroptilon repens J. C. Roos 1951-10-24 5335 Riverside Between Arlington and Pedley. 228 Comment
  RSA0119991  Adenophyllum porophylloides Duncan S. Bell, Thomas Stoughton 2016-4-13 9261 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  SBBG18424  Adenophyllum porophylloides M. A. Piehl 1963-6-1 63533 Riverside St Hwy 74, ca. 7.6 mi NE of Pinyon Flat Cmpgrd, S of Palm Desert 731 Comment
  SEINET3005005  Adenophyllum porophylloides G. Rink 2011-4-5 10434 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 182 Comment
  UCR112805  Adenostoma fasciculatum A. C. Sanders 1997-5-1 20607 Riverside Lake Skinner area, north foot and lower slopes of Black Mtn., edge of Crown Valley on E side of Rawson Canyon 671 Comment
  POM13712  Adenostoma sparsifolium Philip A. Munz 1922-4-29 5122 Riverside Lancaster Valley, s. of Hemet 457 Comment
Read comments
May 20 2011
  SBBG70866  Adenostoma sparsifolium M. N. Ackley -May-1929 1269 Riverside Tahquitz [Lodge] 1524 Comment
  UC1366097  Adenostoma sparsifolium K. R. Montgomery 1969-9-6 69 -20 Riverside 18 mi. s. Hemet (Wilson Valley Rd.) 1097 Comment
  UCR50390  Adiantum jordanii L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Santa Rosa Plateau, Mesa de la Punta, Santa Rosa Springs Ranch 610 Comment
  RSA221016  Agoseris retrorsa E. W. Lathrop 1966-5-29 6393 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  POM1145  Agrostis idahoensis H. M. Hall 1897-8-10 784 Riverside Tahquitz Valley. 2652 Comment
  UCR129151  Allionia incarnata Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  UCR163873  Allionia incarnata B. G. Pitzer 2000-11-4 4241 Riverside Sonoran (Colorado) Desert, north side of the Chuckwalla Mtns., Eagle Mountain Rd. 0.8 mi. south of Hwy I-10 at and around powerline road, c. 3.5 mi. WSW of Desert Center 402 Comment
  UC119988  Allium burlewii A. W. Anthony 1895-7-7 Riverside San Jacinto Mts. 2743 Comment
  POM20485  Allium cratericola Philip A. Munz, I. M. Johnston 1922-5-21 5512 Riverside Kenworthy, San Jacinto Mountains. 1418 Comment
  RSA524402  Allium haematochiton Steve Boyd, Timothy S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4094 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
  SEINET12051124  Allium haematochiton M. McLeod, Keil, D. 1979-1 K 12972 Riverside Alberthill jct along Hwy 71 366 Comment
  UCR139245  Allium parryi A. C. Sanders, Kate Kramer 2003-6-11 26877 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, 1/2 mile west of Morris Ranch Rd. on a dirt track, c. 1 km west of Goff Flat 1616 Comment
  UCR193749  Allophyllum A. C. Sanders, Mitch Provance 2008-7-11 35752 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
  CLARK-A1528-316  Alnus rhombifolia John C. Roos 1951-9-25 5298 Riverside Riverside 259 Comment
  UCR80284  Alopecurus saccatus F. W. Peirson, P. A. Munz 1922-5-19 s.n. Riverside Menifee Valley 457 Comment
  RSA653141  Alternanthera philoxeroides J. Zamora, Al Acosta 1999-9-29 s.n. Riverside Riverside: Santa Ana River, under the NW end of the Market St. bridge. 244 Comment
  IRVC28975  Amaranthus B. L. Phillips 1994-9-12 s.n. Riverside Riverside, UCR campus 336 Comment
  CLARK-A1528-1389  Amaranthus albus John C. Roos 1937-8-17 1220 Riverside San Jacinto Comment
  UCR42375  Amaranthus albus N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 191 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
  SEINET12764903  Amaranthus fimbriatus B. G. Pitzer 2000-11-4 4238 Riverside Sonoran (Colorado) Desert. North side of the Chuckwalla Mtns, Eagle Mountain Rd 0.8 mi south of Hwy I-10 at and around powerline road, ca 3.5 mi wsw of Desert Center (Desert Center 7.5'Q).; 0 402 Comment
  CAS-BOT-BC502099  Amaranthus hybridus R. E. Riefner, Jr. 2015-10-22 15 -419 Riverside Perris/Sun City area, E side of I-215, W side of Encanto Dr. between Rouse Rd. and Shadel Rd. 450 Comment
  OBI37490  Amaranthus powellii Steve Boyd 1985-7-23 1025 Riverside De luz rd, 8.5 mi W of rancho Calif 274 Comment
  SEINET156174  Ambrosia acanthicarpa Norman C. Cooper 1943-9-10 916 Riverside Banning. 610 Comment
  UC1518845  Ambrosia acanthicarpa Robert F. Thorne, Kay L. Wright and Richard K. Benjamin 1982-10-8 55355 Riverside near, in wash between new and old hwy bridges and along Whitewater River Whitewater Post Office; San Bernardino Mts., Whitewater River, Whitewater Canyon 411 Comment
  UCR146497  Ambrosia acanthicarpa Scott D. White, Angelia Carey 2004-9-16 10752 Riverside San Jacinto Mountains foothills, Along Poppet Creek NE of San Jacinto River 610 Comment
  UCR92766  Ambrosia acanthicarpa F. M. Reed 1933-9-20 8087 Riverside San Jacinto Mtns, Garner Valley 1470 Comment
  CAS-BOT-BC518747  Ambrosia confertiflora O. F. Clarke 2009-11-26 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR276350  Ambrosia confertiflora Arlee Montalvo 2016-10-3 671 Riverside Dos Lagos-Temescal Wash Conservation Easement through Dos Lagos Golf Course, just north of main bridge below golf club (east of intersection of Temescal Canyon Dr. and Cabot Dr.), east of I-15 Fwy & 3/4 mile due south of Cajalco Rd., south of Corona 260 Comment
  LA202920  Ambrosia dumosa A. M. Johnson; 1933-4-28 4228 Riverside Indian Wells highway along new mountain highway to Hemet, 2 to 3 mi. up from Palm Springs Comment
  LA94844  Ambrosia dumosa T. A. Geissman; 1967-3-21 TAG- 32167 -ADUP Riverside from Cabazon to Palm Springs 304 Comment
  RSA0030752  Ambrosia dumosa Scott D. White 2000-3-23 7639 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  RSA23691  Ambrosia dumosa R. S. Woglum 1937-04 298 Riverside Mojave Desert: Palm Springs. Comment
  SBBG109173  Ambrosia dumosa D. Wilken with G. A. Wilken 1997-11-1 15372 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  UC61510  Ambrosia dumosa L. D. Copeland 1904-5-1 6 Riverside Palm Springs Comment
  UC68912  Ambrosia dumosa H. M. Hall 1905-4-1 5907 Riverside near Mule Springs; Colorado Desert Comment
Read comments
Sep 11 2011
  RSA668473  Ambrosia ilicifolia S. Granger 1979-2-18 s.n. Riverside Chuckawalla Mountains. Comment
  SJSU11733  Ambrosia ilicifolia R. C. McGehee 1970-4-30 248 Riverside 4 miles W of Corn Spring Canyon ca. 18 miles SE of Desert Center Comment
  RSA388418  Ambrosia psilostachya R. F. Thorne, Steve Boyd, Earl W. Lathrop 1985-7-18 61194 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR124140  Ambrosia psilostachya Steve Boyd, T. S. Ross 1989-8-28 3805 Riverside Peninsular Range, Vail Lake area, Temecula Creek at confluence w/ the lake & adjacent sedimentary hills to the east. 488 Comment
  CAS-BOT-BC273003  Ambrosia salsola Roxana S. Ferris 1918-6-17 1001 Riverside 5 miles east of Gruendikes Well, on Mecca - Blythe Rd. Comment
  CAS-BOT-BC273005  Ambrosia salsola J. M. No date on label 0018 Riverside HTGR Site, Vidal Junction Comment
  CAS-BOT-BC273013  Ambrosia salsola Ira L. Wiggins 1941-3-24 9576 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar Comment
  CAS-BOT-BC273015  Ambrosia salsola Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  SEINET2052883 Image available Ambrosia salsola George K. Helmkamp, E. A. Helmkamp 1998-2-18 2744 Riverside Chuckwalla Mts., raham Pass Rd. 10.6 mi. SSW of Chuckwalla Valley Rd. 487 Comment
  SEINET10908529  Ambrosia salsola David B. Dunn, Howard Brown 1947-1-12 Dunn 2834 Riverside Pushawalla Canyon, Indio Hills. In dry wash. Comment
  UCR19670  Amelanchier utahensis Art Whistler 1966-5-8 s.n. Riverside Peninsular Ranges/ San Jacinto Mountains, downstream from Lake Fulmor, Route 74 1585 Comment
  RSA162692  Ammannia coccinea J. D. Olmsted 1959-9-23 996 Riverside Riverbottom, crossing W of Lakeview at bottom of the Lakeview grad on E side of hills, Lakeview hills to Lake Elsinore 442 Comment
  JEPS35491  Amorpha californica var. californica W. L. Jepson 1901-5-25 1446 Riverside Santa Rosa Indian Village Santa Rosa Mts. 1981 Comment
  SD229150  Amorpha fruticosa Dick Schwenkmeyer 2012-11-6 877 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  CLARK-A1528-324  Amsinckia intermedia Bruce Freeman 1968-4-14 680414-3 Riverside Riverside 365 Comment
  SDSU18366  Amsinckia intermedia C. Matt Guilliams 2008-2-13 444 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. South edge of mesatop. 448 Comment
  UCR91472  Amsinckia menziesii Scott D. White, M. Jacobsmeyer 1996-4-20 3977 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  SD185165  Amsinckia retrorsa A. C. Sanders 2005-5-4 29846 Riverside Gavilan Hills near Riverside; ca. 1.0 km east and southeast of Gavilan Peak. 625 Comment
  RSA499897  Amsinckia tessellata George R. Johnstone 1934-3-27 s.n. Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA779783  Amsinckia tessellata Duncan S. Bell 2010-4-2 692 Riverside Arica Mountains: collecting along the ridgeline of the mountain range about 0.3 air mile north of the summit. 561 Comment
  UCR152528  Amsinckia tessellata A. C. Sanders 2005-4-22 29595 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  JOTR30962  Amsinckia tessellata var. tessellata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1937 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  JOTR31905  Amsinckia tessellata var. tessellata La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2153 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash 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
  RSA357157  Anagallis minima Robert F. Thorne 1973-5-23 43855 Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  UCR156479  Ancistrocarphus filagineus Jason L. Hlebakos 2005-5-3 621 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  RSA776018  Anemone tuberosa Duncan S. Bell 2010-3-20 610 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  SEINET8562180  Anemopsis californica Robert F. Thorne, E. Lathrop 1969-6-6 39340 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  UC729851  Anemopsis californica Carl B. Wolf 1929-5-31 3738 Riverside 1 mi nw of Santa Ana River (6 mi from Corona on Chino Road) Comment
  UCD137886  Anemopsis californica R. N. Raynor 1938-6-20 s.n. Riverside Aguanga. Comment
  JEPS29492  Anisocoma acaulis Lauramay T. Dempster 1962-4-18 1902 Riverside Palms-to-Pines Highway; Pinyon Flats 1066 Comment
  RSA0000864  Antennaria speciosa H. M. Hall 1891-07 2401 Riverside San Jacinto Mts. Tamarack Valley. 2835 Comment
  RSA557573  Anthemis cotula Julie Greene 1993-5-12 1294 b Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  RSA800236  Anthemis cotula Justin M. Wood 2010-6-17 2047 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  CLARK-A1528-839  Antirrhinum coulterianum Ruth Cooper 1968-4-21 Riverside Santa Ana Mountains Comment
  RSA773175  Antirrhinum coulterianum Duncan S. Bell, Joy D. England 2010-5-27 1125 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.9 air mile southeast of junction of Highway 74 and forest service road 5S15. 744 Comment
  SD82793  Antirrhinum coulterianum Norman C. Cooper 1944-5-21 2013 Riverside Hemet Valley, plowed field 456 Comment
  UCR81110  Antirrhinum coulterianum Scott D. White 1993-5-29 1455 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1220 Comment
  UCR281205  Antirrhinum nuttallianum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417- 45 Riverside Perris-Aguanga Basin, Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln., 0.2 miles W of Murrieta Rd. 518 Comment
  UC64224  Antirrhinum nuttallianum subsp. nuttallianum H. M. Hall 1897-6-1 Riverside Riverside foothills Riverside Comment
  UCR133656  Apocynum cannabinum Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  POM184120  Arabis pulchra var. gracilis P. A. Munz, CL Hitchcock 1932-4-9 12242 Riverside 10 miles SE of Windmill Tank Comment
  UCR162394  Arabis sparsiflora S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  RSA629133  Arctostaphylos Jon E. Keeley 1992-7-16 16567 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  SEINET10684215  Arctostaphylos glandulosa subsp. adamsii Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-15 Scott 129 Riverside San Bernardino National Forest. 9.4 mi. S on 243 (Palms to Pines National Scenic Byway) from US 10. 1298 Comment
  UC1137202  Arctostaphylos glandulosa subsp. glandulosa Willis E. Pequegnat 1940-6-19 Riverside main divide road between Pleasants Peak and Bedford Peak; Cleveland National Forest, Corona Quadrangle, Santa Ana Mts. Comment
  RSA629368  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16818 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  RSA629374  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16861 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629432  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16835 Riverside Hwy 243, 30 km N of Idyllwild. 1630 Comment
  UCR95942  Arctostaphylos glandulosa subsp. leucophylla Scott D. White 1996-8-1 4450 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  POM367258  Arctostaphylos glandulosa var. adamsii Jean Carnine 1932-3-28 s.n. Riverside San Jacinto Mountains. Comment
  RSA631748  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19289 Riverside Highway 79, at Radec. 580 Comment
  RSA631794  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19564 Riverside Highway 79, 4 km west of Aguanga. 660 Comment
  RSA632224  Arctostaphylos glauca Jon E. Keeley 1974-6-6 4093 A Riverside Past Agunga [Aguanga?] across from ranch with blue fish sign. 60 Comment
  RSA632643  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16585 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA633566  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20156 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633687  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16654 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633737  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20108 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633765  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16650 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA635301  Arctostaphylos patula Jon E. Keeley, Rx Rothrock 1992-11-11 22540 Riverside Saddle Junction, ca. 2 km northeast of Humber Park, Idyllwild, San Jacinto Mtns. 2400 Comment
  RSA1789  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1931-5-11 1948 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
Read comments
Mar 24 2011
  LA204844  Arctostaphylos pungens Jonathan Sauer; R. Minnich 5959 Riverside San Jacinto Mountains Comment
  RSA635771  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16747 Riverside Rd. to Thomas Mtn. (5S15), 2.7 km west of Hwy. 74 on Pyramid Peak Rd., San Jacinto Mountains. 1480 Comment
  UCR213896  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-22 12893 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  RSA636012  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18805 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  CAS-BOT-BC401651  Argemone munita subsp. argentea Aven Nelson; Ruth Nelson 1939-3-30 3341 Riverside Hiway 60, near Desert Center Comment
  CAS-BOT-BC202504  Argythamnia serrata John Thomas Howell 1928-1-30 3308 Riverside 2 miles e. of Shaver's Well, Colorado Desert Comment
  RSA704197  Aristida adscensionis Gary D. Wallace 1982-5-15 1995 Riverside Palms to Pines Highway, 7 level hill. Comment
  UC1930044  Aristida adscensionis Scott D. White 2001-4-3 8232 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. Comment
  UC729728  Aristida adscensionis Carl B. Wolf 1932-4-27 2987 Riverside on Blythe Rd 14 mi e Mecca (e of Shavers Well); Colorado Desert 152 Comment
  UCR199830  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11282 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
  UCR2156  Aristida adscensionis F. M. Reed 1926-5-8 5324 Riverside Perris Basin, Rocky hill near Good Hope Mine Comment
  RSA0027480  Aristida adscensionis Deidre Conocchioli, Sarah J. De Groot 2013-9-18 48 Riverside Sonoran Basin & Range. Chuckwalla Valley: From Blythe, head west on 1-10 for 23 miles. Exit at Ford Dry Lake, turn left to cross back over the interstate and turn right on Chuckwalla Valley Rd., Site is 1.5 miles down on south side of road, near intersection of Graham Pass Rd (unpaved). 122 Comment
  POM7039  Aristida adscensionis var. modesta P. A. Munz, L. T. Street, G. Williams 1919-3-26 2359 Riverside Salton Sea. Comment
  RSA85441  Aristida adscensionis var. modesta J. C. Roos 1952-4-9 5508 Riverside SW face Mountain Rubidoux. 366 Comment
  CLARK-A1528-1559  Artemisia californica John C. Roos 1951-10-27 5347 Riverside Riverside 304 Comment
  UC53930  Artemisia californica E. A. Zumbro 1902-10-1 365 Riverside Riverside Comment
  UCR239462  Artemisia californica Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 718 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  UCR85178  Artemisia californica A. C. Sanders 1995-2-19 15936 Riverside San Bernardino Mountains/Coachella Valley, Mission Canyon, along Mission Creek Rd. 1.75 mi. above Hwy 62 600 Comment
  RSA736544  Artemisia dracunculus Scott D. White, Angelia Carey 2004-7-2 10589 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  CAS-BOT-BC93730  Artemisia ludoviciana subsp. albula Lewis S. Rose 1945-12-24 45315 Riverside Colorado Desert, Palm Springs 137 Comment
  CAS-BOT-BC93731  Artemisia ludoviciana subsp. albula S. B. Parish 1918-4-3 11699 Riverside Oak Lodge, mouth San Jacinto River Comment
  RSA774721  Artemisia ludoviciana subsp. albula Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4454 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  CAS-BOT-BC93699  Artemisia ludoviciana subsp. incompta Grant 1901-8-1 4441 Riverside Strawberry Valley Comment
  JOTR32843  Artemisia ludoviciana subsp. incompta La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1033 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Valley, near Lost Horse Ranger Station; granitic bouldery slopes above wash 1260 Comment
  JOTR29449  Asclepias albicans La Doux, Tasha, Mike Bell 2006-3-8 1347 Riverside Joshua Tree National Park. Eagle Mountains, south of Hayfield Spring 548 Comment
  RSA612606  Asclepias californica D. L. Banks, Victor Steinmann 1997-3-13 1491 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  UCR138826  Asclepias californica D. L. Banks 1997-2-23 1308 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation, north of Pechanga Rd. and south of Anza Rd., just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire 460 Comment
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Jan 9 2007
  RSA674619  Asclepias eriocarpa Scott D. White, Sandy Leatherman 2000-5-31 7978 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UC22969  Asclepias eriocarpa H. M. Hall July 1901 2505 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  UCR17634  Asclepias eriocarpa O. F. Clarke 1975-7-20 s.n. Riverside San Jacinto Mtns, Valley Hi Co. Park at McMullen Flats off Hwy 243 1183 Comment
  JEPS6279  Asclepias erosa W. L. Jepson 1914-5-16 5977 Riverside n Indio; Colorado Desert, Lookout Mt. Comment
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May 15 2011
  POM201679  Asclepias fascicularis L. M. Booth 824 Riverside roadside. Comment
  RSA76054  Asclepias subulata Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  UCR72211  Asclepias subulata Theo Glenn 1991-5-2 91- 126 Riverside Sonoran (Colorado) Desert, Arica Mtns., SW of Rice 340 Comment
  UCSB12490  Asclepias subulata Breedlove, Dennis 1961-9-11 Riverside Along roadside U.S. 60-70, 16.4 mi. E of Indio 441 Comment
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Mar 29 2014
  UCR207230  Asparagus O. F. Clarke 2007-10-5 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  SDSU17486  Aspidotis californica Jerry Jenkins 2001-3-30 2001 -006 Riverside Santa Margarita Ecological Reserve. Foot of Shaded bluff, west side of S.M. River, slightly north of station. UTM zone 6, 481700N, 3699150E. UTM transfered to GIS. Comment
  RSA40608  Aster ascendens J. C. Roos 1946-9-14 3014 Riverside Thomas Valley 1375 Comment
  RSA160420  Aster bernardinus J. D. Olmsted 1959-9-23 992 Riverside Garner Ranch drainage at crossing of Hwy 74 by Hemet Lake. San Jacinto Mts. 1357 Comment
  RSA653764  Aster hesperius Dr H. Baer 1923-9-24 s.n. Riverside Shore of Lake Elsinore Comment
  RSA606240  Aster pauciflorus R. S. Woglum 1937-5-22 523 Riverside Temecula. Comment
  JEPS20775  Astragalus aridus Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13229 Riverside 2.4 mi s Rice (on road to Midland and Blythe); s of Rice Comment
  RSA0106762  Astragalus aridus Duncan S. Bell, Amanda Turek 2009-3-29 139 Riverside Northeast section of the Arica Mountains; northwest section of Rice Valley; approx. 2.25 air miles south of the ghost town of Rice. 230 Comment
  RSA3978  Astragalus aridus C. B. Wolf 1932-4-29 3116 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  UCR7739  Astragalus crotalariae W. C. Anderson, W. Berry 1968-5-16 680516- 4 Riverside Sonoran (Colorado) Desert, c. 1/8 mi. south of the corner of Monroe and 54th on the E side of the road 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
  RSA0019472  Astragalus didymocarpus var. dispermus Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24393 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  LA204925  Astragalus didymocarpus var. obispoensis C. B. Wolf; 1935-4-7 6301 Riverside Gavilan Hills region, 2 mi. SW of Perris 426 Comment
  SBBG87357  Astragalus douglasii D. Charlton 1988-5-21 1918 Riverside Thomas Mtn Rd from N to S, W of Garner Valley and S of Lake Hemet on Hwy 74 1524 Comment
  CAS-BOT-BC178448  Astragalus douglasii var. parishii E. K. Balls 1949-5-4 13482 Riverside Near Fuller Creek Camp Ground, San Jacinto mts. 1371 Comment
  JEPS54610  Astragalus douglasii var. parishii W. L. Jepson 1901-5-19 1301 Riverside Strawberry Valley Mt. San Jacinto, Strawberry Valley Comment
  POM1992  Astragalus douglasii var. parishii I. M. Johnston 1917-4-4 1005 Riverside Andreas Canyon. Comment
  RSA415492  Astragalus douglasii var. parishii Robert Kessler 1921-9-1 s.n Riverside Summit of Tahquitz. 2439 Comment
  RSA557889  Astragalus gambelianus Steve Boyd, Orlando Mistretta 1992-4-22 7010 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon. 610 Comment
  UCD84937  Astragalus insularis var. harwoodii Chuck Hughes 2010-3-23 209 Riverside About 11.5 miles south of Highway 62, next to railroad tracks. 254 Comment
  CAS-BOT-BC187110  Astragalus lentiginosus var. borreganus Marian L. Campbell 1921-3-21 18 Riverside Palm Springs road to Banning Comment
  UC68626  Astragalus lentiginosus var. borreganus H. M. Hall Apr., 1905 5958 Riverside Paloverde , Paloverde (Colorado Desert) 76 Comment
  LA204980  Astragalus lentiginosus var. coachellae Harlan Lewis; 1937-3-7 sn Riverside White Water 304 Comment
  RSA415588  Astragalus lentiginosus var. coachellae Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7815 Riverside West of Indio, 3 miles E of Date Palm Drive. 15 Comment
  RSA707592  Astragalus lentiginosus var. coachellae Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 01 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune. 91 Comment
  RSA787700  Astragalus lentiginosus var. fremontii Duncan S. Bell 2012-4-5 3312 Riverside 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. In the vicinity of the Desert Lily Sanctuary. 160 Comment
  RSA45507  Astragalus nutans L. C. Roos, John C. Roos 1949-4-10 4228 Riverside Chuckawalla Mts. about 3.5 miles southeast of Desert Center. Comment
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May 26 2015
  UC218004  Astragalus nuttallianus var. imperfectus P. A. Munz, D. Keck Apr 9 1922-Apr 12 1922 4846 Riverside vicinity Corn Springs (Chuckwalla Mountains, Colorado Desert); Colorado Desert, Chuckwalla Mountains, vic Corn Springs 670 Comment
  UCD105146  Astragalus oocarpus K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
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Nov 7 2014
  POM24215  Astragalus pachypus var. jaegeri S. B. Parish 1880-06 1134 Riverside 5 miles south of Temecula Comment
  RSA415418  Astragalus palmeri Mark Morris 1929-3-17 14926 Riverside Palm Canyon. Comment
  JEPS54786  Astragalus pomonensis W. L. Jepson 1901-5-17 1250 Riverside Florida [E-W street in Hemet] , Florida (San Jacinto Valley) Comment
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Jul 5 2010
  RSA524468  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4071 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
  RSA587543  Astragalus pomonensis D. L. Banks, S. D. Boyd 1995-6-2 0579 Riverside NW Palomar Mountains; Agua Tibia Mountains; NE of the Dorland Mountain area, N of the Agua Tibia Wilderness Area, E of Kolb Creek; Approximately 100 m E of the junction between the Woodchuck Road and Highway 79. 512 Comment
  RSA90739  Astragalus pomonensis F. W. Peirson 1920-6-22 7696 Riverside Dripping Springs, Temecula River 457 Comment
  RSA418190  Atrichoseris platyphylla L. H. Jones 1910-3-18 s.n. Riverside Riverside Mountain, near the Colorado River Comment
  SBBG104632  Atrichoseris platyphylla T. Glenn 1991-5-2 91 -19 Riverside McCoy Mtns, NW of Blythe; T4S, R20E, S32 350 Comment
  UCR92484  Atrichoseris platyphylla 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
  UCR99571  Atriplex argentea Julie A. Greene, S. D. White 1993-7-5 1403 Riverside San Jacinto Valley, San Jacinto Wildlife Area, lower, flat area, west of dirt road 441 Comment
  PASA1844  Atriplex canescens R. Peirce 1966-4-21 Riverside Windy Point, 2 mi. S. of White Water P.O. Comment
  RSA157775  Atriplex canescens var. laciniata Lawrence T. McHargue 1962-10-6 s.n. Riverside Thousand Palms Oasis. 168 Comment
  UCR70520  Atriplex coronata var. notatior D. E. Bramlet 1991-5-7 2117 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  CAS-BOT-BC354030  Atriplex elegans var. elegans R. E. Riefner, Jr. 2013-8-17 13 -192 Riverside City of Lake Elsinore, along Collier St. E ca 0.2 mi from Hwy. 74, near storage shed 394 Comment
  POM47247  Atriplex elegans var. fasciculata Mary F. Spencer 1920-3-12 1508 Riverside Mecca. Colorado Desert -60 Comment
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Sep 7 2011
  SJSU1866  Atriplex hymenelytra R. L. Fisher 1957-4-20 Riverside near Indio Comment
  CLARK-A1528-2523  Atriplex lentiformis John C. Roos 1936-9-21 Riverside Indio Comment
  HSC25219  Atriplex lentiformis R. W. Spjut 1972-1-6 2099 Riverside Colorado Desert, along water courses from Indio, along Hwy. 111, S to Salton Sea -30 Comment
  SBBG72554  Atriplex lentiformis subsp. breweri M. D. Clary -Oct-1929 423 Riverside Coachella Valley -13 Comment
  RSA13577  Atriplex linearis W. M. Ingram 1934-10 s.n. Riverside Edom Comment
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Dec 11 2011
  JEPS90698  Atriplex pacifica D. Bramlet 1991-6-20 2200 Riverside approx 8 m e of Davis Road (and some 150 m n of the San Jacinto River levee, Old Riverbed area beside existing channelized area of San Jacinto River); San Jacinto Wildlife Area 475 Comment
  RSA787597  Atriplex polycarpa Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks 2010-12-15 727 Riverside Palen Valley. Hwy 177. N of Desert Center. Site #2. 274 Comment
  UCR77764  Atriplex rosea Steve Boyd 1991-7-13 6411 Riverside Peninsular Range, Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road Comment
  HSC80295  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Murrieta area, Clinton Kieth Rd., just E of the Bear Creek development golf course. Comment
  JEPS59530  Atriplex serenana W. L. Jepson 1901-6-1 1578 Riverside near Corona (Walter's Ranch, Temescal Wash); near Corona, Walter's Ranch, Temescal Wash 335 Comment
  UCR104635  Atriplex suberecta D. E. Bramlet 1996-5-4 2461 Riverside Peninsular Range, Perris-Aguanga basin Region, San Jacinto Valley, San Jacinto Wildlife Area, 300m SW of Pond No. 1, and c. 1 km NE of the reserve entrance at Davis Road 433 Comment
  POM300738  Avena barbata Mary L. Bowerman 1931-5-13 845 Riverside Pine Canyon floor 1 mi above the sulphur spring Comment
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Feb 10 2013
  SD129583  Baccharis brachyphylla A. C. Sanders 1989-9-19 9503 Riverside Chocolate Mountains aerial Gunnery Range: 1.75 km (airline) south of Tabaseca Tank, along the wash above Tabaseca Target (UTM:11S,PH-35E,07N) 680 Comment
  POM182370  Baccharis emoryi Joseph A. Ewan 1931-10-3 5216 Riverside Santa Ana River, 4 mi. NW if Corona. Comment
  RSA561510  Baccharis emoryi Steve Boyd 1992-9-9 7663 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  RSA736238  Baccharis emoryi Scott D. White, Jonathan Campbell 2008-4-18 11900 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. 'Morgan' Property, Alberhill area. 274 Comment
  IRVC524  Baccharis glutinosa Bob Savage 1965-5-2 s.n. Riverside Joshua Tree Little San Bernardino Mountains Comment
  UCR154624  Baccharis pilularis A. C. Sanders, Mike Misenhelter 2005-6-15 30991 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
  CAS-BOT-BC106737  Baccharis salicifolia Elizabeth H. Daniels 1932-3-8 s.n. Riverside Mission Canyon, just south of Morongo Valley, Little San Bernardino Mountains Comment
  CAS-BOT-BC106743  Baccharis salicifolia Robinson; Crocker 1916-4-3 s.n. Riverside Elsinore REgion Comment
  CAS-BOT-BC106745  Baccharis salicifolia Aven Nelson; Ruth Nelson 1939-3-25 3252 Riverside On banks of a small stream, in Palm Canyon. Comment
  RSA751623  Baccharis salicifolia G. Gust, L. Nye 2005-3-10 535 Riverside City limits of Lake Elsinore on River bank just off of Auto Center Dr., N of junction with Diamond Dr. 400 Comment
  UC485502  Baccharis salicifolia T. S. Brandegee 1896-4-10 Riverside Agua Caliente [note on specimen: = Palm Springs, present Riverside Co.] Comment
  UCR215617  Baccharis salicifolia Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 01 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  UCR21968  Baccharis salicifolia Steve Boyd 1980-5-5 209 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  SEINET946184  Baccharis salicina J. Ewan 1931-1 5216 Riverside Santa Ana River, 4 mi. NW of Corona Comment
  RSA5414  Baccharis sergiloides C. B. Wolf 1932-10-11 4270 Riverside Morongo Wash, 3/10 mile below the San Bernardino County line. 671 Comment
  SEINET899356  Baccharis sergiloides C. B. Wolf 1932-1 4272 Riverside Colorado Desert. Little San Bernandino Mts. Morongo Wash, 3/10 mi. below San Bernandino Co. line 671 Comment
  SBBG29368  Bahiopsis parishii D. Myrick 1968-3-4 1808 Riverside Palms to Pines Hwy out of Palm Desert 762 Comment
  SBBG36536  Bahiopsis parishii H. and M. Dearing 1936-12-26 2362 Riverside Palms to Pines Hwy 914 Comment
  UCR20768  Baileya pauciradiata A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 01312 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
  CAS-BOT-BC106610  Baileya pleniradiata H. M. Hall 1905-4-1 5912 Riverside Near Palo Verde - Colorado Desert 91 Comment
  SEINET10797553  Bebbia J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12835 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  UCR41337  Bebbia juncea N. M. Fellows 1984-11-12 26 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  UCSB16944  Bebbia juncea Winn, Will 1963-4-8 Riverside 39.4 miles west of Desert Center on U.S. Highway 60-70 152 Comment
  UCSB9702  Bebbia juncea Leeuwen, Henry 1957-4-13 Riverside next to U.S. 60 near juncture with Cal. 195 Comment
  SEINET10925102  Bebbia juncea A. K. Evans 1976-4-13 Evans 5201 Riverside Desert canyons of Santa Rosa Mountains. Comment
  RSA746821  Bebbia juncea var. aspera Michael Honer 2003-4-16 1833 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak '2349' 640 Comment
  UC472351  Bebbia juncea var. aspera F. M. Reed 1904-8-22 643 Riverside Riverside and vicinity Riverside 304 Comment
  UCR244407  Bebbia juncea var. aspera Jim Andre 2012-4-16 20900 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
  CLARK-A1528-1369  Beloperone californica John C. Roos 1949-4-11 4233 Riverside Chuckwalla Mountains Comment
  CAS-BOT-BC75736  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-29 3908 Riverside Vail Lake area, summit of 'Big' Oak Mountain, north of lake. 822 Comment
  CAS-BOT-BC75738  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4074 Riverside Vail Lake area, upper benches and adjacent slopes of the east flank of 'Big' Oak Mountain, just south of the east summit 701 Comment
  UCR252813  Berberis nevinii Ana Hernandez 2012-4-2 031 Riverside Perris Aguanga Basin, top of Oak Mountain, 35 meters north of dirt road 825 Comment
  UCR85592  Bergia texana Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterena B. 1993-7-9 1432 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  RSA27593  Bernardia incana C. L. Hitchcock 1940-4-5 5967 Riverside 1/2 mile above Cottonwood Springs, in the canyon above the Spring. Comment
  SEINET3884830  Bloomeria crocea Steve Boyd, Timothy S. Ross 1990-5-11 4617 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy 79.; 0 549 Comment
  SEINET7072854  Bloomeria crocea A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Tececula and at the junction with Route 395 (115). Coordinate datum: WGS84/NAD83. (33? deg. 30' 3" North Latitude, -117? deg. 9' 3" West Longitude, Coordinate datum: NAD27.). Comment
  UCR271519  Bloomeria crocea T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8361 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
  SD148277  Bloomeria crocea var. crocea A. C. Sanders, Steven R. Hill 2001-5-4 24124 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Road, hills on both sides of gas pipeline routh; Bachelor Mountain 7.5' quad. Between shrubs in coastal sage. 366 Comment
  RSA482668  Boechera californica T. H. Holmes 1932-3-27 s.n. Riverside Millard Canyon Comment
  UCSB26857  Boechera californica Gerhart, Janet 1963-5-3 Riverside 8.5 miles north of Lake Fulmor Picnic area on Banning-Idyllwild road 1219 Comment
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Mar 14 2014
  SD1480  Boerhavia coccinea Fidella G. Woodcock 1928-4-27 Riverside Camp Grounds, Idyllwild, San Jacinto Mountains Comment
  RSA782133  Boerhavia coulteri var. palmeri Stephanie Rockwood, Christi Gabriel 2011-10-18 128 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  JOTR32409  Boerhavia triquetra var. intermedia Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 2 Riverside Joshua Tree National Park. Valley west of Pinto Mountains along Rte 11; Belle Campground; Gravelly flats with granitic boulder outcrops 1154 Comment
  SD255218  Boerhavia triquetra var. intermedia Sarah J. De Groot, Amy Rouillard 2015-9-15 7565 Riverside Ford Dry Lake, Chuckwalla Valley, north of I-10. 106 Comment
  RSA0123173  Bolboschoenus maritimus subsp. paludosus Duncan S. Bell, Andrew Chambers 2016-12-21 10220 Riverside The Dos Palmas Preserve area, at the southern end of the Orocopia Mountains, and at the northeastern section of the Salton Sea. -41 Comment
  UCR242115  Boschniakia strobilacea Tom Chester, James Dillane 2006-7-26 942 .5 Riverside Peninsular Ranges; San Jacinto Mountain, Devils Slide Trail, 0.28 miles (0.45 km) below Saddle Junction 2463.4 Comment
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May 11 2020
  JOTR37742  Bothriochloa barbinodis Hodges, Stephen, Cody Fogg and Kelsey Bosch 2015-10-5 538 Riverside near the pink house, Barker Dam vicinity 1236 Comment
  RSA526165  Bothriochloa barbinodis Steve Boyd, Timothy S. Ross 1990-5-11 4668 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR142039  Bothriochloa barbinodis Mike Misenhelter 2004-10-1 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns, Bronson property (around triangular pond seen on topo), c. 3.5 miles SW of Temecula near Santa Margarita River 427 Comment
  SBBG14337  Bouteloua aristidoides E. R. Blakley 1961-9-12 4714 Riverside Pinyon Flat, Palms to Pines Hwy 1219 Comment
  JOTR29253  Bouteloua barbata var. barbata La Doux, Tasha 2005-8-17 1534 Riverside Joshua Tree National Park. Queen Valley, along Bighorn Pass Road 1321 Comment
  UCR265475  Bouteloua barbata var. barbata Jordan Zylstra 2014-8-17 14029 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  JOTR30294  Bouteloua curtipendula Andre, Jim, Tasha La Doux 2007-9-6 8705 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  RSA0120420  Bouteloua trifida Duncan S. Bell, LeRoy Gross 2016-5-18 9594 Riverside Santa Rosa Mountains; west side of Martinez Mountain; hills in the northern section of Little Pinyon Flat. 1316 Comment
  UCR135811  Bowlesia incana A. C. Sanders, Guy Bruyea 2004-4-2 27442 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR234284  Bowlesia incana A. C. Sanders, John F. Green 2012-4-6 40012 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  POM296454  Brandegea bigelovii Lyman Benson, Robert Benson 1952-4-8 14853 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  POM7546  Brandegea bigelovii P. A. Munz, R. D. Harwood 1920-4-2 3564 Riverside Between Blythe Junction and Blythe 305 Comment
  RSA0042378  Brandegea bigelovii Duncan S. Bell, LeRoy Gross 2014-3-13 6239 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  RSA336186  Brandegea bigelovii R. F. Thorne 1978-4-23 52038 Riverside Just E of Palm Desert. Comment
  RSA0017413  Brandegea bigelovii Marcus E. Jones 1931-9-15 s.n. Riverside Hayfields. No. Colorado Desert. Comment
  UCR201682  Brassica geniculata Scott D. White, Justin M. Wood 2008-5-15 11991 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  SEINET3507546 Image available Brassica nigra Howard Scott Gentry 1948-5-30 8173 Riverside Southern California. Gentry Farm, ca. 3 miles NE of Murrieta. Comment
  HSC83020  Brassica tournefortii N. M. Fellows 1985-3-3 92 Riverside Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of San Jacinto Mtns., l mi. W of Snow Creek Village 489 Comment
  UCR120944  Brassica tournefortii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCD129619  Brickellia atractyloides var. arguta J. C. Roos 1948-5-1 3813 Riverside Whitewater. 1066 Comment
  RSA0104483  Brickellia desertorum Duncan S. Bell 2015-9-30 8673 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UCR89539  Brickellia desertorum Bern Schwenn 1994-2-13 s.n. Riverside Colorado Desert/Santa Rosa Mtns., Santa Rosa Mtns, west fork Agua Alta Canyon. 657 Comment
  UCR89680  Brickellia incana Bern Schwenn 1994-5-7 s.n. Riverside Mojave Desert, Joshua Tree Nat. Mon.; Eagle Mtns, Black Eagle Mine Rd., 2.5 mi. east of Monument boundary 650 Comment
  SEINET10570584  Brodiaea capitata Coopern 1945-5-24 COOPERN 1626 Riverside Big oaks canyon, open woodland. Flowers blue 1219 Comment
  SEINET3921446  Bromus arizonicus Beecher Crampton 1963-5-7 6778 Riverside Riverside, jct. of Pennsylvania and Iowa aves.; 0 Comment
  CAS-BOT-BC149438  Bromus berteroanus Peter H. Raven 1958-5-5 12882 Riverside Jumbos Rocks Camp Ground, Joshua Tree National Monument. Comment
  SBBG56633  Bromus carinatus R. Hoffmann 1929-9-11 Riverside San Jacinto Mtns 1645 Comment
  SEINET271857 Image available Bromus diandrus Scott D. White, Shelton Dowthit; Conserv. voluntee 1996-3-31 3847 Riverside LK Skinner Area: Riverside Land Conservancy conservation easement site, about 1/2 air mile south of the reservoir, near East Benton Road. USGS Bachelor Mtn. 7 1/2' topo map 518 Comment
  UCR37469  Bromus diandrus Steve Boyd 1981-4-6 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mtn. summit 823 Comment
  UCR160055  Bromus grandis Steve Boyd, Valerie Soza 2004-6-22 11539 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  SEINET244666 Image available Bromus hordeaceus subsp. molliformis A. C. Sanders, Mark Elvin; Julie M. Vanderwier 2002-4-22 24986 Riverside The Badlands; Marble outcrop on ridge about 1/2 mile east of Mt. Eden, above Laborde Canyon, SW of Beaumont. 670 Comment
  UCR70128  Bromus inermis A. C. Sanders 1980-7-22 1726 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  UCR52074  Bromus madritensis Bill Wagner 1988-3-7 s.n. Riverside Woodcrest area, c. 6 mi SW of Riverside, NE corner of Hibiscus and Dauchy Avenues 488 Comment
  HSC79575  Bromus madritensis subsp. rubens Paul Bailey 1972-5-14 120 Riverside 5 mi. NE of Temecula near Rancho Calif. Dr., Tucalota Hills 457 Comment
  UCR169783  Bromus rubens Scott D. White, Angelia Carey 2004-4-5 10013 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR4221  Bromus rubens K. S. Gill 1965-3-14 s.n. Riverside UC Riverside Campus, near parking lot 19 244 Comment
  CLARK-A1528-48  Bromus tectorum C. M. Flanagan 1973-4-26 OO 319 Riverside Morongo Indian Reservation 1158 Comment
  CLARK-A1528-4559  Bromus trinii John C. Roos 1962-3-24 Riverside Whitewater Canyon Comment
  UC816450  Bromus trinii C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument, Cotttonwood Spring wash Joshua Tree National Monument; , Cotttonwood Spring wash Comment
  UCR88438  Bromus trinii A. C. Sanders, K. C. Rose 1995-4-5 16353 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UC1929343  Caesalpinia gilliesii Scott D. White, Angelia Carey 2004-7-2 10577 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. Comment
  UC604866  Caesalpinia virgata Roxana S. Ferris and Ruth P. Rossbach 1938-5-16 9564 Riverside 2 mi. up Painted Canyon (Mecca Hills); , Painted Canyon Comment
  UCR102893  Calandrinia ciliata A. C. Sanders 1997-3-26 20101 Riverside Lake Skinner area, along foot trail at west base of Tucalota Hills 518 Comment
  RSA773589  Calochortus invenustus Duncan S. Bell, J. D. England 2010-6-14 1301 Riverside San Bernardino National Forest: Garner Valley, just west of Highway 74 approximately 2.5 miles southeast of junction of forest service road 6S04 and forest service road 6S13., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1367 Comment
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May 26 2014
  RSA369043  Calochortus palmeri var. munzii N. C. Cooper 1944-5-20 1262 Riverside Pine Flats, Palms to Pines Highway, San Jacinto Mountains. 1220 Comment
  UCR193485  Calochortus palmeri var. munzii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35605 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, mouth of nameless tributary NW of Herkey Crk., just north of Bonita Vista Rd. 1543 Comment
  RSA1315  Calochortus weedii J. T. Howell 1928-7-9 1079 Riverside Temecula Grade, 4 miles S of Temecula. 396 Comment
  CAS-BOT-BC282922  Calycoseris wrightii H. M. Hall 1905-4-1 5872 Riverside Chuckawalla Bench Comment
  UCR279335  Calycoseris wrightii A. C. Sanders, Jim Malusa 2017-3-23 42924 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  RSA0118608  Calyptridium monandrum Jim M. Andre 2015-3-6 33571 Riverside Coachella Valley: far NW corner of valley, 0.5 mi west of Hwy 62 (at mouth of Dry Morongo Wash), 0.3 mi. north of Kolbe Rd (dirt). 560 Comment
  UCR16647  Calyptridium monospermum Pam Maynard 1974-5-26 s.n. Riverside San Jacinto Mtns., Idyllwild, Humber Park trail 2744 Comment
  UCR21973  Calystegia macrostegia Steve Boyd 1980-5-5 199 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  SDSU21844  Calystegia macrostegia subsp. tenuifolia Dang Dong, Stephanie Castillo, Lindsay Rubin 2016-4-16 7 Riverside Santa Magarita Ecological Reserve, Via Tornado, about 2-3 miles south of Santa Margarita river. 313 Comment
  RSA770617  Camissonia Robert F. Thorne, M. Z. Thorne 1973-3-30 42676 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA465922  Camissonia bistorta D. A. Young 1968-3-28 P 331 Riverside At end of Hayfield Road, South of Interstate 10. Creosote scrub. 305 Comment
  UCR97887  Camissonia bistorta A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19854 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 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
  RSA782076  Camissonia boothii subsp. desertorum Duncan S. Bell 2009-3-9 114 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
  RSA795922  Camissonia boothii subsp. desertorum Duncan S. Bell 2009-4-19 287 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  JOTR31893  Camissonia brevipes subsp. brevipes La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2143 Riverside Joshua Tree National Park. West Cottonwood Mountains; east edge of Pinkham Wash east of Pinkham Canyon Road; loose, cobbley, south facing slope above large drainage Comment
  RSA200915  Camissonia californica Carl B. Wolf 1932-5-25 3670 Riverside San Jacinto Mountains, 0.5 miles below the Fish Hatchery, Snow Creek, North base of mountains 549 Comment
  RSA466169  Camissonia californica Christopher Davidson 1973-4-1 1788 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  UCR123827  Camissonia californica Steven R. Hill 2001-5-3 33654 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCR158496  Camissonia californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30016 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
  UCR233150A  Camissonia californica Jim Andre, Glenn L. Clifton 2011-2-22 17462 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  JEPS31800  Camissonia campestris W. L. Jepson May 17 1901-Jun 1 1901 1251 Riverside San Jacinto Comment
  SEINET4568273 Image available Camissonia cardiophylla Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4600 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  JOTR31900  Camissonia cardiophylla subsp. cardiophylla La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2149 Riverside Joshua Tree National Park. West Cottonwood Mountains; bouldery side canyon leading into southeast Pinkham Wash Comment
  RSA784974  Camissonia claviformis Duncan S. Bell 2012-3-18 3216 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
  POM159460  Camissonia claviformis subsp. aurantiaca C. L. Hitchcock 1928-3-17 s.n. Riverside Thousand Palms. Comment
  RSA790629  Camissonia claviformis subsp. aurantiaca Aaron C. Sedgwick, David Fraker 2012-4-24 5 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  JOTR28886  Camissonia claviformis subsp. claviformis La Doux, Tasha 2004-2-24 1121 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  UC20422  Camissonia confusa H. M. Hall 1901-6-24 Riverside Fullers Mill San Jacinto Mountains (canyons of w side of mts.) 1767 Comment
  POM158448  Camissonia hirtella P. A. Munz 1927-5-21 10861 Riverside East of Ansa P.O. 1372 Comment
  UCR117346  Camissonia micrantha Mitch Provance 1998-3-31 307 Riverside Jurupa Mountains, Pyrite Canyon, 'Deep Pyrite Dune', c. 0.3 km south of the end of Savonia Dr. in Southridge, Fontana, just on the Riverside Co. side of the county line. 335 Comment
  UCR177396  Camissonia pallida John Wear 2004-4-1 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs, 2 acre parcel c. 320 ft. east of intersection of West Vista Chino and Via Norte on the north side of Vista Chino, 310 and 320 West Vista Chino Road 183 Comment
  RSA741194  Camissonia strigulosa Scott D. White, Justin M. Wood 2008-5-15 11974 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  UC1286982  Camissoniopsis bistorta C. L. Hitchcock 1966-3-15 24173 Riverside along roadcut 4 mi ne Aguanga Comment
  UCSB4466  Camissoniopsis hirtella Sager, Ginny 1960-5-14 Riverside San Jacinto Mtns between Banning and Idyllwild 914 Comment
  UCSB10494  Camissoniopsis ignota Breedlove, Dennis 1962-3-11 Riverside 5.7 miles southeast of U.S. 395 on State 74, road to Hemet 487 Comment
  UCR268948  Camissoniopsis pallida subsp. pallida Jim Andre 2015-3-2 31356 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  SEINET3507531 Image available Capsella bursa-pastoris K. S. Gill 1965-3-28 Riverside 1.2 mile north of corner of Wood and Roberts roads in Woodcrest. Comment
  UCR88232  Cardamine debilis A. C. Sanders 1994-11-8 15865 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert. Weeds in lawns & flower beds along a commercial strip on Hwy 111 between Hwy 74 & Sage Lane 46 Comment
  RSA613141  Cardamine hirsuta D. L. Banks 1997-3-6 1411 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Area between a newly established firebreak on the south end of the Reservation, west of Magee Truck Trail and upper Pala Creek. 396 Comment
  RSA562437  Carduus pycnocephalus Steve Boyd, Timothy S. Ross 1992-5-6 7627 Riverside Southern Santa Ana Mountains, San Mateo canyon Wilderness area. West of Verdugo Portrero, along access road to Rancho Carillo(7S06) on ridge dividing Verdugo and Aliso Canyons, just east of Riverside-Orange Co. Line 671 Comment
  RSA0103089  Carex alma Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8551 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  RSA526160  Carex barbarae Steve Boyd, Timothy S. Ross 1990-5-11 4663 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA788094  Carex barbarae Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49554 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  POM259192  Carex douglasii Phillip A. Munz 1938-8-13 15331 Riverside Santa Rosa Peak. 2317 Comment
  UC1130  Carex nebrascensis H. M. Hall 1901-7 2484 Riverside Tamarack Valley San Jacinto Mountains 2743 Comment
  RSA0014929  Carex pellita LeRoy Gross, Caitlin Elam 2013-5-14 6088 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA740953  Carex praegracilis Scott D. White, Justin M. Wood 2008-6-19 12281 Riverside Meadows at Baldy Mtn. 1585 Comment
  SEINET11249257  Carex spissa Steven R. Hill, Andrew C. Sanders 2001-1 Riverside Comment
  UCSB37818  Carthamus tinctorius Oscar F. Clarke 1968-12-16 Riverside collected in University of California Riverside Greenhouse Comment
  UCR37493  Castilleja affinis Steve Boyd 1981-3-11 s.n. Riverside Estelle Mountain, along fenceline between T5S, R5W S5 and T4S, R5W S 32 793 Comment
  RSA523540  Castilleja affinis subsp. affinis Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4000 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  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
  UC2030127  Castilleja applegatei subsp. martinii Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38086 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Above James Reserve in Hall Canyon. Comment
  SBBG118603  Castilleja densiflora H. and M. Dearing 1939-4-5 3097 Riverside Hemet Valley Comment
  UC68759  Castilleja exserta subsp. exserta H. M. Hall Apr 1905 5761 Riverside Palm Springs; Colorado Desert 152 Comment
  CLARK-A1528-4177  Castilleja foliolosa John C. Roos 1940-5-4 880 Riverside San Timoteo Canyon Comment
  OBI8275  Castilleja foliolosa David J. Keil, Malcolm McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  POM48325  Castilleja foliolosa E. C. Jaeger 1925-3-1 s.n. Riverside Snow Canyon, San Jacinto Mts. 457 Comment
  UCR100096  Castilleja foliolosa R. G. Swinney 1967-3-5 0671 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  POM250367  Castilleja miniata I. W. Clokey 1935-4-17 6865 Riverside Cottonwood Springs. Comment
  RSA588664  Castilleja minor subsp. spiralis D. L. Banks, Steve D. Boyd 1995-10-17 821 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  UC199386  Castilleja minor subsp. spiralis G. R. Hall 1908-1 Riverside Riverside Comment
  UCR193891  Castilleja minor subsp. spiralis A. C. Sanders, Mitch Provance 2008-7-11 35814 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  SDSU17676  Castilleja subinclusa subsp. subinclusa Jerry Jenkins 2001-4-1 2001 -025 Riverside Santa Margarita Ecological Reserve. Side road going south from mine road, UTM zone 6, 482550E, 3699900N. Comment
  RSA736036  Caulanthus heterophyllus Scott D. White, Justin Wood 2008-4-16 11889 Riverside Hills to the W of I-215 and S of Scott Rd. 488 Comment
  UC218025  Caulanthus heterophyllus P. A. Munz and I. M. Johnston 1922-5-19 5355 Riverside 5 mi ne Murietta; ne of Murietta 457 Comment
  UCR136314  Caulanthus heterophyllus Virginia Moran 2003-3-30 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  SBBG70228  Caulanthus lasiophyllus M. N. Ackley 1927-3-13 142 Riverside Coral Reef Ranch, Coachella Valley -13 Comment
  RSA343087  Ceanothus crassifolius Robert F. Thorne, Walter Wisura, E. W. Lathrop 1985-5-18 60628 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  SEINET238728  Ceanothus crassifolius A. C. Sanders 1998-1-15 21629 Riverside Lake Skinner area: Black Mtn. along road up north side (Bachelor Mtn.) 884 Comment
  UCR102725  Ceanothus crassifolius B. G. Pitzer 1998-1-25 3412 A Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR241215  Ceanothus cuneatus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 53 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, east fork of Hathaway Canyon 945 Comment
  LA44861  Ceanothus leucodermis W. Pequegnat; 1938-4-16 sn Riverside Santa Ana Mountains, Indian Truck Trail Comment
  RSA399316  Ceanothus leucodermis Gale Sphon 1955-5-21 s.n. Riverside 5 mi. S of Lake Fulmore. Comment
  UCSB54149  Ceanothus leucodermis Brownell, Kathleen 1980-5-16 Riverside 2 mi. west of Lakeland Village on Hwy. 74; Santa Ana Mtns. Comment
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Nov 27 2014
  SBBG28549  Ceanothus perplexans D. Myrick 1964-4-30 Riverside Palms to Pines (St Hwy 74), 15 mi W of Palm Desert 1219 Comment
  UCR20816  Celtis sinensis A. C. Sanders 1980-5-22 1507 Riverside San Jacinto Mtns., Hwy 243, 0.6 mi above the foot of the mtn. at Smith Creek 732 Comment
  RSA618393  Centaurea melitensis Darin L. Banks 1997-5-5 1970 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  UCR115138  Centaurea melitensis Mitch Provance 2000-10-28 2273 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR172763  Centaurea melitensis Abby Sirulnik, Ian G. Gillespie 2000-5-14 40 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  NY532374  Centaurea repens S. D. Boyd 1989-7-6 3758 Riverside S of Jurupa Rd, E of intersection with Van Buren Ave. Comment
  UCR140872  Centaurea repens John Rimoldi 2004-8-15 s.n. Riverside San Bernardino Valley Region, Arlington area of Riverside, Doolittle Ave., c. 0.5 km NW of Van Buren Blvd. on Doolittle, west of Riverside Airport 226 Comment
  POM320424  Centaurium venustum David Wheat 1968-5-16 138 Riverside 7.7 miles W Washington Ave-Guava St, Murietta, in Rancho California, Santa Ana Mt. 244 Comment
  RSA561882  Centaurium venustum Steve Boyd, T. S. Ross 1992-6-10 7627 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido.', An isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  RSA707581  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 s.n. Riverside Hemet. South of Highway 74, and west of Warren Road. Comment
  UCD98025  Cerastium glomeratum L. G. Benedict 1929-5-6 s.n. Riverside San Jacinto. Comment
  UCR31300  Cerastium glomeratum A. C. Sanders, Theo Glenn 1983-4-17 3738 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA38219  Cercidium floridum P. A. Munz 1947-4-10 11722 Riverside Dry sandy wash 4 miles Northwest of Desert Center, on Aqueduct road. Comment
  RSA498419  Cercidium floridum H. de Forest 1924-3-28 sn Riverside Palm Springs. Comment
  CAS-BOT-BC279447  Chaenactis Palmer Stockwell 1940-4-24 1503 Riverside Banning Comment
  RSA561098  Chaenactis artemisiifolia Steve Boyd 1993-5-12 7335 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
  RSA674925  Chaenactis artemisiifolia Scott D. White, P. De Vries 2000-4-25 7727 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  RSA781202  Chaenactis artemisiifolia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37805 Riverside Southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356deg.) of intersection of I-15 and Lake St. 549 Comment
  SD152948  Chaenactis artemisiifolia Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7335 Riverside Southern Santa Ana Mountains; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon. 365 Comment
  CAS-BOT-BC276379  Chaenactis carphoclinia L. R. Abrams 1926-3-26 11009 Riverside Palm Springs Comment
  UCR102720  Chaenactis carphoclinia B. G. Pitzer 1998-1-24 3406 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
  POM15196  Chaenactis carphoclinia var. carphoclinia Mary F. Spencer 1922-3-29 1444 Riverside Painted Canyon. 152 Comment
  RSA98707  Chaenactis carphoclinia var. carphoclinia Philip A. Munz 1926-1-31 9953 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA93827  Chaenactis carphoclinia var. carphoclinia F. W. Peirson 1926-2-22 6504 Riverside Thousand-Palms Canyon. 152 Comment
  JEPS30465  Chaenactis fremontii Donald M. Kyhos 1958-4-2 58 -81 Riverside Highway 99 at Cabazon Comment
  UCR177001  Chaenactis fremontii Tracy Tennant, J. S. Ross 1998-4-30 MOR- 71 Riverside San Bernardino Mtns., Morongo Indian Reservation, hills west of the mouth of Potrero Canyon, 0.2 mi. NE of hill 3030 854 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
  UCR260837  Chaenactis fremontii A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41516 Riverside San Gorgonio Pass, 2.5 miles ESE of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and Elm St. 463 Comment
  UCR268784  Chaenactis fremontii Jim Andre 2015-3-2 31350 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  RSA695579  Chaenactis glabriuscula Keith E. Hoffmaster 1937-6-6 755 Riverside Near Valle Vista, Hemet Valley. Comment
  UC1951107  Chaenactis glabriuscula Scott D. White, Justin Wood 2009-5-22 12910 Riverside SAN JACINTO MOUNTAINS: Idyllwild area; Strawberry Fuelbreak between Strawberry Creek and road to sewage ponds. USGS Blackburn Canyon 7.5' Quad. Comment
  CAS-BOT-BC277404  Chaenactis glabriuscula var. glabriuscula A. J. McC. 1892-1-1 s.n. Riverside Elsinore Comment
  CAS-BOT-BC277414  Chaenactis glabriuscula var. glabriuscula E. W. Lathrop 1965-5-9 5744 Riverside 6 miles W of Murrieta Comment
  UCR280948  Chaenactis glabriuscula var. glabriuscula Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 69 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., 700-1100 ft. WNW of inter. with Glen Eden Rd. 366 Comment
  UCR201491  Chaenactis glabriuscula var. lanosa Scott D. White, Justin M. Wood 2008-5-15 11965 Riverside San Jacinto Mountains, Garner Valley, northwest of Fobes Ranch Road and northeast of Hwy 74, valley bottom 1357 Comment
  LA210547  Chaenactis parishii Victor Duran; 1933-7-1 3492 Riverside SANTA ROSA MOUNTAINS, near Santa Rosa. 1828 Comment
  CAS-BOT-BC284354  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  UC667274  Chaenactis stevioides Annie M. Alexander and Louise Kellogg 1941-5-11 2149 Riverside 1.5 mi n of Cottonwood Spring; Colorado Desert, Eagle Mountains, Cottonwood Spring 975 Comment
  JEPS51882  Chamaesyce albomarginata W. L. Jepson 1901-5-17 1209 Riverside mesas e Riverside 266 Comment
  RSA561891  Chamaesyce albomarginata Steve Boyd, T. S. Ross 1992-6-10 7638 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about Potrero Escondido an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01) and Los Alamos Road (7S04), at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  RSA70546  Chamaesyce arizonica F. W. Peirson 1922-12-28 4256 Riverside Andreas Canyon near Palm Springs Comment
  RSA763977  Chamaesyce micromera Justin M. Wood, Dustin M. Ray 2010-10-21 3006 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  JOTR32295  Chamaesyce polycarpa Herskovits, Tasya, M. Harding, M. Wheeler 2011-6-22 6 Riverside Joshua Tree National Park. Eagle Mountains; .5 mile east of Pinto Basin road and north of southern park boundary; Open sandy bajada 553 Comment
  RSA0042472  Chamaesyce polycarpa Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 62 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA0104636  Chamaesyce polycarpa Duncan S. Bell, Evan Meyer 2014-10-28 7662 Riverside Santa Rosa Mountains; at the foot of the mountains between Toro Canyon and Martinez Canyon. 169 Comment
  RSA779800  Chamaesyce polycarpa Duncan S. Bell 2009-3-8 98 Riverside Arica Mountains: center of mountain range in the vicinity of Priest Mine approximately 2 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 467 Comment
  RSA432479B  Chamaesyce polycarpa var. hirtella M. B. Dunkle 1932-3-25 2901 Riverside Near Cathedrial Canyon. 152 Comment
  JEPS52354  Chamaesyce serpyllifolia Carl V. Meyer 1928-7-30 587 Riverside Saunder's Meadow Comment
  SJSU4455  Chamaesyce setiloba E. V. Boro 1963-12-26 78 Riverside 5 mi E of Desert Hot Springs Comment
  RSA612813  Cheilanthes clevelandii Darin L. Banks 1997-3-1 1356 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  CAS-BOT-BC66311  Cheilanthes clevelandii Steve Boyd; C. Boyd; B. Roy 1896-2-2 1201 Riverside Highway 79: At Riverside-San Diego County Line Comment
  RSA125966  Cheilanthes covillei E. K. Balls, Percy C. Everett 1957-11-4 22752 Riverside Snow Creek, about Old Fish Hatchery, N base San Jacinto Mtns. 701 Comment
  POM18178  Cheilanthes newberryi Philip A. Munz 1923-3-10 6585 Riverside San Jacinto River, 3 miles from Elsinore Comment
  UCR113967  Cheilanthes newberryi Mitch Provance 1999-3-8 1061 Riverside Jurupa Mountains, SE Pyrite Canyon (= SE end of Wilder's Cyn.), c. .3 km NW of the Jurupa Mountains Culture Center. 366 Comment
  UC123064 Image available Cheilanthes parishii S. B. and W. F. Parish 765 Riverside near Palm Sprngs (Andreas' Canyon, hills of desert e of San Bernardino) Comment
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May 12 2016
  CAS-BOT-BC68054  Cheilanthes parryi D. A. Johansen; J. A. Ewan 1932-4-10 7054 Riverside Western Colorado Desert - Ravine at mouth of Tahquitz Canyon Comment
  RSA0042110  Cheilanthes parryi Duncan S. Bell, LeRoy Gross 2014-3-6 6193 Riverside Santa Rosa Mountains; Toro Canyon on the east side of Martinez Mountain. 259 Comment
  RSA625000  Cheilanthes parryi L. C. Wheeler 1963-3-17 8243 Riverside Santa Rosa Mountains: Martinez Canyon. Comment
  SEINET3870178  Cheilanthes parryi Lewis S. Rose 1966-12-13 66101 Riverside Palm Springs, Tahquitz Wash.; 0 183 Comment
  UCR23337  Cheilanthes parryi John C. Roos 1942-5-1 1142 Riverside Sonoran (Colorado) and Mojave Desert Transition/Transverse Range; San Bernardino Mtns, Dry Morongo Canyon Comment
  UCSB30930  Cheilanthes parryi Parker, V. 1974-4-5 Riverside Just outside of the Phillip Boyd Desert Research Station near Palm Desert 289 Comment
  SD247400  Chenopodium Andy Sanders 2013-7-6 40837 Riverside Peninsular Range; San Jacinto Mountains: Idyllwild, southeast part of town near Saunders Meadow, west end of Tahquitz View Drive toward Crestview Drive. 1707 Comment
  UCR174428  Chenopodium A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32476 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
  RSA33868  Chenopodium berlandieri var. sinuatum N. C. Cooper 1943-9-10 914 Riverside Banning. 610 Comment
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Jul 6 2013
  RSA34530  Chenopodium berlandieri var. sinuatum N. C. Cooper 1943-10-9 949 Riverside Hemet. 305 Comment
  RSA614160  Chenopodium californicum D. L. Banks 1997-2-23 1317 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
  SD224924  Chenopodium californicum Scott D. White 1996-3-23 3845 Riverside Santa Rosa Hills, SE of Hemet (Loomis property: Friendly Hills Ranch). USGS 7.5' Hemet topo. 320 Comment
  UC1929614  Chenopodium californicum Scott D. White 2003-3-21 8798 Riverside SANTA ANA MOUNTAIN FOOTHILLS: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. Comment
  UCR97682  Chenopodium californicum A. C. Sanders, G. Helmkamp 1997-3-15 19963 Riverside Lake Skinner area: NE of Skinner Lake in a tributary to Rawson Canyon, along the dirt road 503 Comment
  UCR100869  Chenopodium murale George K. Helmkamp, E. A. Helmkamp 1998-2-18 2705 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  UCR227964X  Chenopodium murale Jim Andre 2011-2-9 15895 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  RSA549246  Chenopodium rubrum A. C. Sanders, O. F. Clarke 1991-10-5 11741 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mile SE of Louis Rubidoux Nature Center. Comment
  CAS-BOT-BC231773  Chilopsis linearis Annie M. Alexander; Louise Kellogg 1941-5-25 2234 Riverside Colorado Desert. Box Canyon, east of Mecca 243 Comment
  CAS-BOT-BC231775  Chilopsis linearis Annie M. Alexander; Louise Kellogg 1941-5-25 2234 Riverside Colorado Desert. Box Canyon, east of Mecca 243 Comment
  RSA793476  Chilopsis linearis Duncan S. Bell, Aaron Sedgwick 2012-9-13 4208 Riverside The Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal., Or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  JOTR29467  Chilopsis linearis subsp. arcuata La Doux, Tasha, Nicole Pietrasiak 2006-6-21 1678 Riverside Joshua Tree National Park. Stop # 1 = in wash on west side of Northern Eagle Mountains, approx. 1.5 miles NE of Mastodon Peak. 1051 Comment
  UC729662  Chilopsis linearis subsp. arcuata Carl B. Wolf 1932-5-25 3674 Riverside 1 mi. below Fish Hatchery; n. base San Jacinto Mts., Snow Creek Canyon 396 Comment
  UC21646  Chimaphila menziesii H. M. Hall 1897-6-16 646 Riverside San Jacinto Mts. Comment
  UCR260163  Chloracantha spinosa Duncan S. Bell 2013-10-29 6089 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake; north of Interstate 10, about a mile southwest of the pumping station 403 Comment
  CAS-BOT-BC518751  Chloris truncata R. E. Riefner, Jr. 2016-3-22 16 -69 Riverside City of Perris, Trumble Rd. at Ethanac Rd., E of I-215 444 Comment
  RSA724119  Chloris truncata R. E. Riefner 2003-5-27 3 -254 Riverside Perris Valley, Rider Street near Perris Valley Storm Drain. 483 Comment
  SEINET3004916  Chloris verticillata G. Rink, M. Baker, T. Thomas, M. Honer, A. Karl 2010-10-2 10334 Riverside Canal two miles north of Blythe. 70 Comment
  UCR112561  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  UCR72222  Chorizanthe brevicornu Theo Glenn 1991-5-30 91- 119 Riverside Sonoran (Colorado) Desert, Mule Mtns, 0.2 mi. east of the Opal Hill Mine, just north of the Imperial County line and west of Palo Verde 200 Comment
  SD73617  Chorizanthe brevicornu var. brevicornu Helen V. Witham 1970-4-29 828 Riverside sandy flat; 24.3 miles east of Lake Hemet, Hwy 74 395 Comment
  UCR226855  Chorizanthe brevicornu var. brevicornu Jim Andre 2011-2-9 15921 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR97471  Chorizanthe coriacea B. G. Pitzer 1997-3-23 2979 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  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
  UC68580  Chorizanthe corrugata H. M. Hall Apr 1905 5905 Riverside Chuckawalla Springs Colorado Desert, Chuckawalla Springs Comment
  SEINET7072851  Chorizanthe fimbriata A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Tececula and at the junction with Route 395 (115). Coordinate datum: WGS84/NAD83. (33? deg. 30' 3" North Latitude, -117? deg. 9' 3" West Longitude, Coordinate datum: NAD27.). Comment
  HSC85276  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1785 Riverside SW Perris Basin: Hill W of Skunk Hollow. Comment
  UC52644  Chorizanthe leptotheca H. M. Hall 1901-7-1 2255 Riverside Fuller's Mills Mountains San Jacinto Mountains, , w end (San Jacinto Mountains, w end) 1584 Comment
  UCR217643  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 131 Riverside San Jacinto Mountains, Ridge south of Hamilton Creek along low use dirt road. Near top of southern slopes 1356 Comment
  CAS-BOT-BC252782  Chorizanthe parryi var. parryi Marcus E. Jones 1903-5-11 s.n. Riverside Banning 701 Comment
  CAS-BOT-BC252787  Chorizanthe parryi var. parryi A. C. Sanders; T. B. Salvato 2001-5-3 24072 Riverside Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley, Perris-Aguanga Basin region 518 Comment
  UCR217503  Chorizanthe parryi var. parryi Jeff B. Galvin 2008-5-6 40 Riverside Perris-Aguanga Basin, Crown Valley, 200m west of Rawson Rd. and 3.1km south of Newport Rd. 667 Comment
  UCR120854  Chorizanthe polygonoides var. longispina D. E. Bramlet 1993-4-13 2321 Riverside 518 m north of Cajalco Road at a point 976 m east of its intersection with La Sierra Ave., 244 m north of dirt access road 439 Comment
  UCR139190  Chorizanthe polygonoides var. longispina Virginia Moran 2003-5-16 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, 'knoll 1' on northern edge of first baseline transects established by CNLM 422 Comment
  UCR92632  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-26 2396 B Riverside Perris-Aguanga Basin, Shipley Multi-species Reserve, SW of Tucalota Creek 488 Comment
  UCR97276  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-26 2400 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, S facing slope adjacent (N) of the water tank maintenance road (road from BM 1487), c. 671m east of the entrance road, at junction of maintenace road and road to Tucalota Creek 476 Comment
  JEPS57738  Chorizanthe rigida W. L. Jepson 1927-4-14 11701 Riverside se foothills Santa Rosa Mountains (Silent Canyon); se foothills Santa Rosa Mts., Silent Canyon 304 Comment
  RSA607326  Chorizanthe rigida R. S. Woglum 1939-3-21 2175 Riverside Sonoran Desert: Mecca; north edge of Salton Sea. Comment
  UC449702  Chorizanthe staticoides Mrs. Lottie M. Wilder 1903-6-4 44 Riverside Wilder's Comment
  UCR199924  Chorizanthe staticoides Scott D. White, Justin Wood 2008-4-16 11886 Riverside Perris/Elsinore Basin, hills to the west of I-215 and south of Scott Rd. 549 Comment
  RSA339659  Chorizanthe watsonii Robert F. Thorne, C. W. Tilforth 1980-5-28 54225 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR84592  Chorizanthe xanti subsp. leucotheca Scott D. White, S. Ogg 1994-4-21 1976 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  POM229445  Chorizanthe xanti var. leucotheca P. A. Munz 1937-5-29 s.n. Riverside Palms to Pines Hwy, north slope of Santa Rosa Moutains. 1067 Comment
  SD173057  Chorizanthe xanti var. leucotheca Larry Hendrickson, Stacey Ostermann 2003-4-24 1205 Riverside Anza-Borrego Desert State Park just north of San Diego County border. Upper Coyote Canyon, at mouth of Alder Canyon on stable bench above active wash 747 Comment
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Nov 18 2009
  UCSB16204  Chrysolepis sempervirens Barrick, Linda 1963-5-4 Riverside near Black Mountain Public Campground, 7 mi. N of Banning- Idyll- wild Road via Black Mountain Road 2133 Comment
  POM351972  Chrysothamnus nauseosus subsp. bernardinus N. R. Zabriskie, W. M. Zabriskie 1971-8-21 434 Riverside Toro Peak, Santa Rosa mtns 2657 Comment
  UCR269110  Chrysothamnus paniculatus Orlando Mistretta, Duncan S. Bell, et al. 2010-4-12 4553 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
  OBI26127  Chylismia claviformis David J. Keil 1976-12-12 11905 Riverside Ca. 5 mi E of Indio along I-10 Comment
  UCD130643  Cirsium occidentale var. californicum E. W. Lathrop 1966-5-8 6453 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest, Trabuco District. 274 Comment
  RSA502518  Cirsium occidentale var. occidentale Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3574 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  CAS-BOT-BC438844  Cistanthe monandra Annie M. Alexander; Louise Kellogg 1941-5-12 2157 Riverside 5.5 miles northeast of Cottonwood Spring, Eagle Mountains, Colorado Desert 868 Comment
  CAS-BOT-BC438967  Cistanthe monosperma Winifern W. Swarth 1914-9-10 s.n. Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
  POM12750  Cistanthe monosperma P. A. Munz 1922-7-6 6003 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA0123670  Cladium californicum Duncan S. Bell, Andrew Chambers 2016-12-21 10218 Riverside The Dos Palmas Preserve area, at the southern end of the Orocopia Mountains, and at the northeastern section of the Salton Sea. -25 Comment
  UCR133448  Clarkia dudleyana Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 451 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  RSA585517  Clarkia epilobioides D. L. Banks, Steve D. Boyd 1995-5-9 381 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
  RSA674597  Clarkia purpurea subsp. quadrivulnera Scott D. White 2000-8-5 8103 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  SD237529  Clarkia purpurea subsp. quadrivulnera Steve Boyd 2010-5-28 12287 Riverside Santa Ana Mountains: Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak. 1021 Comment
  UC58849  Clarkia purpurea subsp. quadrivulnera H. M. Hall June 1897 593 Riverside Riverside Comment
  RSA781221  Claytonia parviflora A. C. Sanders, Matthew Malle 2010-4-23 37992 Riverside Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  RSA0119895  Clematis pauciflora Duncan S. Bell, Thomas Stoughton 2016-4-12 9225 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
  UCR90756  Clematis pauciflora Scott D. White 1995-4-5 2735 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR91278  Collinsia concolor Scott D. White 1995-4-5 2748 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UCR91439  Collinsia concolor Scott D. White 1995-3-30 2649 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UC1608270  Collinsia heterophylla Steve Boyd 1992-4-15 6868 Riverside Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek, San Mateo Canyon Wilderness Area, Santa Ana Mountains San Mateo Creek; Santa Ana Mountains, San Mateo Canyon Wilderness Area 335 Comment
  UCR207235  Conium maculatum O. F. Clarke 2007-4-27 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR176669  Conyza bonariensis G. S. Nuessly 1980-10-19 s.n. Riverside Moreno Valley, U.C. Riverside, Moreno Field Station, east of Lasselle St. 457 Comment
  UCR106913  Conyza canadensis D. L. Banks 1996-11-5 1178 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, east of San Gabriel Church; along main road in the Reservation; c. 20 m east of its intersection with Pechanga Creek 393 Comment
  UCR119423  Conyza coulteri Mitch Provance 1998-6-20 707 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
  RSA689565  Coreopsis bigelovii Scott D. White, Michael Honer 2003-4-25 9119 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  UC494746  Coreopsis californica var. californica Philip A. Munz and C. L. Hitchcock 1932-4-9 12224 Riverside 10 mi se White Tanks; East Riverside Comment
  CAS-BOT-BC101303  Corethrogyne filaginifolia Philip A. Munz 1938-8-24 15383 Riverside ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  CAS-BOT-BC101305  Corethrogyne filaginifolia John Thomas Howell 1927-8-2 2917 Riverside Idyllwild, Strawberry Valley, Mt. San Jacinto 1676 Comment
  SD229082  Corethrogyne filaginifolia Dick Schwenkmeyer 2011-8-25 656 Riverside Thomas Mountain, Tool Box Springs Campground 1857 Comment
  RSA621444  Cornus glabrata D. L. Banks 1997-11-15 2192 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  CAS-BOT-BC287227  Cotula australis Mrs. C. M. Wilder 1908-3-1 s.n. Riverside At Riverside Comment
  CAS-BOT-BC427598  Crassula aquatica Robert F. Thorne; Earl Lathrop 1969-5-12 37923 Riverside Santa Rosa Plateau: on S end of Mesa de Colorado, Rancho California. 624 Comment
  CAS-BOT-BC175806  Crossosoma bigelovii James R. Shevock 1974-4-20 3409 Riverside Off of California highway 62, east side of the canyon paralleling Dry Morongo Creek. East slope of the San Bernardino Mts. 609 Comment
  CAS-BOT-BC175816  Crossosoma bigelovii John Thomas Howell 1928-3-11 3414 Riverside Along road between Morongo Valley and Coachella Valley Comment
  CLARK-A1528-4992  Crossosoma bigelovii John C. Roos 1948-4-24 3803 Riverside Whitewater 609 Comment
  RSA397722  Crossosoma bigelovii N. R. Zabriskie, W. M. Zabriskie 1972-12-26 550 Riverside Andreas Canyon watershed, East slope San Jacinto Mtns. N slope of W ridge of North Canyon just below beginning of high ridge. 854 Comment
  UCR602  Crossosoma bigelovii S. C. Warner 1956-4-28 s.n. Riverside Sonoran Desert, Small canyon in hills east of Morongo Wash Road Comment
  UC868668  Croton californicus I. W. Clokey 1935-4-16 6726 Riverside e Mecca (along road) 200 Comment
  UCD141968  Croton californicus Robert F. Thorne; C. W. Tilforth 1980-5-28 54159 Riverside San Bernardino Mts: Colorado Desert slopes, south-facing and west-facing, N-S rocky ridge at east side of Whitewater River at mouth of canyon. Around 1/4-1/2 mile east of Whitewater Post Office. Comment
  UCR41370  Croton californicus N. M. Fellows 1985-1-5 63 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  JOTR01098  Croton californicus Cole, James E. 1941-5-30 823 Riverside Joshua Tree National Park. LOST HORSE VALLEY 1310 Comment
  UCR101409  Croton setiger A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22229 Riverside San Bernardino Mtns., Morongo Indian Reservation, lower Hathaway Creek Canyon 838 Comment
  UCR260548  Cryptantha T. B. Salvato, Matt Malle 2014-5-29 8022 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
  JOTR28809  Cryptantha angustifolia La Doux, Tasha, Bill Truesdell 2004-3-11 1077 Riverside Joshua Tree National Park. Pinto Basin; sand hills 530 Comment
  POM15232  Cryptantha angustifolia Mary F. Spencer 1922-3-26 2010 Riverside Mecca -49 Comment
  POM316874  Cryptantha angustifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM46806  Cryptantha angustifolia Mary F. Spencer 1920-3-10 1512 Riverside In desert sandy, Mecca, colorado Desert. -60 Comment
  RSA480012  Cryptantha angustifolia Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2143 Riverside North end Palen Mountains, 2 mi west of Palen Pass 300 Comment
  RSA707355  Cryptantha angustifolia Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 4 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune N 91 Comment
  SEINET3083709 Image available Cryptantha angustifolia George K. Helmkamp, E. Helmkamp 1998-1-17 2546 Riverside Sonoran (Colorado) Desert; Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal 0 Comment
  UC280441  Cryptantha angustifolia E. E. Schellenger 1920-5-1 Riverside e of Mecca (Hayfields); Colorado Desert Comment
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Jun 18 2011
  UCR75069  Cryptantha angustifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12111 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SBBG53362  Cryptantha barbigera J. Zabriskie 1975-3-26 Riverside Boyd Deep Cyn Research Center Comment
  SD247612  Cryptantha barbigera J. Mark Porter, Leigh A. Johnson 1997-3-10 11465 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 473 Comment
  UCR214160  Cryptantha barbigera T. B. Salvato 2010-4-20 4062 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCR228427  Cryptantha barbigera var. barbigera Dave Silverman 2010-3-30 7883 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 800 m west of Black Creek Rd, 4.5 km north of I-10, and 8 km east of McCoy Peak 155 Comment
  UCR244863  Cryptantha barbigera var. barbigera Jim Andre 2012-3-19 21384 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  CAS-BOT-BC218861  Cryptantha costata Lewis S. Rose 1962-3-2 62002 Riverside La Quinta 3 Comment
  GMDRC5831  Cryptantha costata J. M. Andre 2013-3-27 24795 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  RSA781388  Cryptantha costata Duncan S. Bell 2010-5-1 909 Riverside Arica Mountains: northwest of mountain range, approximately 7.2 air miles west of the ghost town of Rice, and approximately 6 air miles northwest of Priests Well. 312 Comment
  UCR214407  Cryptantha costata A. C. Sanders, Richard Dwerlkotte 2010-3-22 37513 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. ESE (98 deg. ) of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 129 Comment
  RSA0079338  Cryptantha cycloptera Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 914 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  UCR116606  Cryptantha decipiens A. C. Sanders 2001-4-8 23978 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  UCR132767  Cryptantha decipiens George K. Helmkamp 1984-5-2 D- 27 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  UCD119837  Cryptantha intermedia A. A. Beetle 1940-1 s.n. Riverside near Sage. Comment
  UCR106338  Cryptantha intermedia John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR113227  Cryptantha intermedia A. C. Sanders 1998-1-15 21635 Riverside Lake Skinner area, rocky knob (2527 ft.) along dirt road toward Crown Valley, NE of Black Mtn. 762 Comment
  UCR16096  Cryptantha intermedia Patty Bartoli 1978-4-2 s.n. Riverside San Jacinto Mtns/ San Jacinto Valley, 2.3 mi east of Hemet on Hwy 74 Comment
  UCR80812  Cryptantha intermedia Scott D. White 1993-5-29 1452 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  UCR90360  Cryptantha intermedia Scott D. White 1995-6-30 3431 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA0070998  Cryptantha intermedia Steve Boyd, K. Boyd, R. Noyes, L. Arnseth, C. Boyd 1988-5-28 2291 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 0.5 mi S of saddle. 1500 Comment
  SDSU21786  Cryptantha juniperensis A. C. Sanders, Helen Kennedy 2005-4-15 29505 Riverside South Coast: Batiquitos Lagoon Ecological Reserve, just N of the Leucadia, north side of the mouth of the lagoon between the railroad crossing and Carlsbad Blvd. 8 Comment
  RSA735320  Cryptantha maritima Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11252 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
  UC998315  Cryptantha maritima H. K. Wagnon 1944-3-12 325 Riverside Cathedral City Cathedral Canyon Comment
  UCR163920  Cryptantha maritima A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29141 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR214165  Cryptantha maritima T. B. Salvato 2010-4-20 4067 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCR275516  Cryptantha maritima D. E. Bramlet 2010-3-1 4451 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  RSA704585  Cryptantha maritima var. maritima LeRoy Gross 2005-3-3 1584 -a Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  RSA721898  Cryptantha maritima var. pilosa J. Mark Porter, Orlando Mistretta 2003-6-5 13606 -A Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  SEINET3105257  Cryptantha micrantha Faulkner 1978-3-30 410 Riverside 1 mile N. of Riverside Mtns., bench area, 4 miles South of Vidal. 146 Comment
  UC573124  Cryptantha micrantha Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert Comment
  RSA145650  Cryptantha micrantha var. lepida P. H. Raven 1959-5-18 s.n. Riverside Lake Fulmor, San Jacinto Mountains Comment
  RSA779621  Cryptantha micrantha var. micrantha Duncan S. Bell 2010-4-1 657 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  UCR116813  Cryptantha micrantha var. micrantha A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23943 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  RSA543887  Cryptantha microstachys Steve Boyd 1991-5-20 6263 Riverside Temescal Canyon, S flank of Alberhill Mtn, W end adjacent to old clay mine area. 426 Comment
  RSA679821  Cryptantha microstachys LeRoy Gross, Valerie Soza 2003-5-8 828 Riverside San Jacinto Mountains region: North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  SBBG101671  Cryptantha microstachys S. Boyd, O. Mistretta 1991-5-22 6282 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk 548 Comment
  UCR173926  Cryptantha microstachys A. C. Sanders 2006-5-19 32441 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
  UCSB40037  Cryptantha microstachys Cowan, Clark 1978-4-25 Riverside 5.1 mi. (8.1 km.) W on Hwy. 74 from its jct. with Hwy. 243, approaching Hemet, San Jacinto Mts. 1370 Comment
  SD126023  Cryptantha muricata David Charlton 1988-5-21 1949 Riverside Thomas Mountain Road from North to South. West of Garner Valley and south of Lake Hemet on Highway74 1675 Comment
  RSA0079251  Cryptantha muricata var. jonesii Steve Boyd 1995-4-24 8476 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near its junction with the Dripping Springs Trail. 610 Comment
  SEINET3195133 Image available Cryptantha nevadensis var. nevadensis Andrew C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37461 Riverside Sonoran (Colorado) Desert; SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q.) 204 Comment
  SBBG87846  Cryptantha racemosa A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6129 Riverside N foot of the Chuckwalla Mtns, 2.75 mi airline SE of Desert Center 365 Comment
  UCR25968  Cryptantha racemosa John C. Roos 1948-5-1 3815 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater, N slope on a mountainside 549 Comment
  CLARK-A1045-299  Cryptantha utahensis George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep canyon; ; Palm Desert 15'Q Comment
  RSA314617  Cryptantha utahensis R. F. Thorne, Drs Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55468 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  SEINET7048197  Cucurbita foetidissima Steven R. Hill, Andrew C. Sanders 2001-5-4 33706 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  UCR241236  Cucurbita palmata Tracy Tennant, Jeffrey Ross 1998-7-30 MOR- 679 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon below the road fork 854 Comment
  CAS-BOT-BC224552  Cuscuta californica H. A. Dutton 1898-6-1 s.n. Riverside Elsinore Comment
  UCR156083  Cuscuta californica T. B. Salvato, Kent Beaman 2005-5-16 814 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
  UCR100301  Cuscuta californica var. papillosa B. G. Pitzer 1997-4-20 3191 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  SEINET238804  Cuscuta pentagona Mitch Provance 2000-7-4 2105 Riverside Santa Ana River Wash between the Market St. and Riverside Avenue crossings. 244 Comment
  UCR93043  Cycloloma atriplicifolium Scott D. White 1992-9-11 797 Riverside Vicinity of Gilman Hot Springs, north side of San Jacinto River & a thin strip trending north of the river & west of the Hot Springs 459 Comment
  UCR97434  Cylindropuntia californica var. parkeri B. G. Pitzer 1997-4-1 3050 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  SEINET5624465 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-3-25 17525 .5 Riverside Northeast end of Chuckwalla Mountains, 11km SSE of Desert Center, 70km west of Blythe, two-track branching south from Corn Spring Road, 1.1 km W of Corn Spring Campground, 400m south of Corn Springs Wash; Pilot Mountain 1.5' USGS topographic quadrangle 527 Comment
  JEPS66875 Image available Cylindropuntia echinocarpa W. L. Jepson 1928-4-25 12622 b Riverside n. Colorado Desert, Cottonwood Mts., Cottonwood Spring Comment
  RSA0097198  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2015-7-12 18412 Riverside San Gorgonio River, 2.5 km SW of Cabazon, 28 km WNW of central Palm Springs. 538 Comment
  SEINET7249312  Cylindropuntia munzii Andrew C. Sanders, Tim Thomas, T. B. Salvato 2012-1 Riverside Comment
  UCR188893  Cyperus difformis Fred M. Roberts, S. Leatherman 2007-9-19 6597 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR277722  Cyperus difformis Mitch Provance 2012-11-3 1112- 09 Riverside San Timoteo Canyon, West Beaumont, N side of Oak Valley Parkway (San Timoteo Canyon Rd.), 1.5 miles W of I-10. 709 Comment
  RSA0088440  Cyperus eragrostis Mitch Provance 2011-7-4 17182 Riverside San Bernardino Valley: Northwestern base of the Jurupa Mountains, adjacent to S side of Fontana (technically in an unincorporated part of Riverside Co.), retention basin on S side of Philadelphia St., just E of Country Village Rd. 262 Comment
  RSA630336  Cyperus eragrostis Scott D. White 1996-9-22 4540 Riverside Nuevo Road near intersection with Wilson Ave., W of the San Jacinto River crossing. 430 Comment
  SBBG59187  Cyperus odoratus S. B. Parish 1891-11-3 Riverside Elsinore Lake Comment
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Aug 8 2010
  UCR77750  Cyperus odoratus Steve Boyd 1991-7-13 6409 Riverside Peninsular Range, Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road Comment
  POM10287  Cyperus parishii Charlotte M. Wilder 1905-06 615 Riverside Wilder s [near Riverside] Comment
  POM12678  Cyperus squarrosus Phillip A. Munz 1922-9-6 6382 Riverside Hidden Lake, San Jacinto Mountains. 2637 Comment
  SEINET13203147 Image available Cyperus squarrosus T. B. Salvato, Melissa Clemons 2005-1 1420 Riverside Peninsular Range: Gavilan Hills, c. 0.75 mile south-southeast of Stelle Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore (Lake Elsinore 7.5' Q.) 579 Comment
  JEPS35183  Cystopteris fragilis Carl V. Meyer 1928-7-27 555 Riverside summit San Jacinto Peak Comment
  CLARK-A1703-1203  Dalea californica Charlotte Stocks 1962-4-15 Riverside Palm Springs Comment
  RSA0043045  Dalea mollis Duncan S. Bell, Loraine Washburn 2014-4-8 6579 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1.25 air miles north northeast of Clemens Well/Bradshaw Trail. 356 Comment
  RSA0113520  Dalea mollis Henry J. Ramsey, Henry J. Ramsey 1940-4-14 1992 Riverside North of Blythe, Colorado Desert. Comment
  CLARK-A1703-1205  Dalea mollissima Charlotte Stocks 1962-5-12 Riverside Rancho Mirage Comment
  SEINET3004989  Dalea mollissima G. Rink, M. Baker 2011-4-3 10417 Riverside Northwest of Blythe, east of the McCoy Mtns, vegetated pockets in desert pavement 152 Comment
  UCR139720  Dalea mollissima B. G. Pitzer 1989-4-16 1296 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  UCR74373  Dalea mollissima Theo Glenn 1991-5-2 91- 17 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  UCR92501  Dalea mollissima 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
  UCSB38676  Dasyochloa pulchella Cowan, Clark 1978-4-23 Riverside Slope above San Jainto Tramway Parking Lot, Chino Canyon; Whittaker Transect #W-217 Comment
  RSA356644  Datisca glomerata R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47299 Riverside Santa Rosa Plateau: Cleveland National Forest, along Tenaja Creek at Tenaja Guard Station. Comment
  POM98740  Datura wrightii Philip A. Munz 1926-1-31 9972 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA736703  Datura wrightii Scott D. White 2004-4-26 10245 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  UCR151203  Deinandra mohavensis Scott D. White 2000-10-20 8136 Riverside Peninsular Ranges; Perris-Aguanga Basin region, South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills 671 Comment
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Jan 8 2013
  CAS-BOT-BC131033  Deinandra paniculata Peter H. Raven; Sidney R. Snow 1956-6-30 9531 Riverside Dripping Springs Guard Station, Temecula River Comment
  CAS-BOT-BC131035  Deinandra paniculata Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  SD234296  Deinandra paniculata Mitch Provance 2003-6-7 7606 Riverside San Bernardino Valley: Jurupa Mountains (extreme northwest end), near Philadelphia Street. 262 Comment
  UC111321  Delphinium parishii subsp. parishii S. B. Parish 1907-4-18 6074 Riverside w edge Colorado Desert; Palm Springs 200 Comment
  RSA69412  Delphinium parryi F. W. Peirson 1922-5-18 3051 Riverside Lake Elsinore, Riverside Co. Comment
  SEINET3075589 Image available Delphinium parryi Don Mitchell 1990-4-30 Riverside W side of Sage Road, ca. 0.5 mi S of intersection with Wilson Valley Road. 701 Comment
  UC1537320  Delphinium parryi Gordon H. True Jr. 1935-3-18 126 Riverside Box Springs 365 Comment
  CAS-BOT-BC121433  Delphinium parryi subsp. parryi P. C. Everett 1935-6-17 7160 Riverside Santa Ana Mts., Coldwater Canyon, trail to Santiago Peak, 2 mi above Glen Ivy Resort 609 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
  SD137697  Dendromecon rigida Darin L. Banks, Steve Boyd 1995-5-3 197 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  POM12965  Dendromecon rigida subsp. rigida P. A. Munz, I. M. Johnston 1922-5-19 5406 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  UCR121803  Deschampsia danthonioides A. C. Sanders, Carolyn Washburn 2001-4-17 24050 Riverside San Jacinto Valley, southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal 457 Comment
  UCR85163  Descurainia pinnata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16082 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  POM183957  Descurainia pinnata subsp. halictorum P. A. Munz 1932-3-14 11989 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  UC1931090  Descurainia sophia Scott D. White, Justin Wood 2008-6-19 12272 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  POM306214  Dicentra chrysantha Henry J. Ramsey, Henry J. Ramsey 1938-5-7 s.n. Riverside Elsinore Comment
  RSA683866  Dicentra chrysantha Scott D. White, Michael Honer 2003-4-4 8954 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  RSA696601  Dicentra chrysantha Keith E. Hoffmaster 1934-4-8 143 Riverside Santa Ana Mts. Comment
  RSA523966  Dichelostemma capitatum Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4012 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA522731  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth, S. Boyd 1990-3-29 3836 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  RSA775809  Dichelostemma capitatum subsp. capitatum Thomas Stoughton, Christi Gabriel, Stephanie Rockwod 2011-3-29 889 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 915 Comment
  UCR41503  Dichelostemma capitatum subsp. capitatum B. G. Pitzer 1986-2-22 18 Riverside San Bernardino Mountains, Whitewater Canyon at Fish Hatchery, also to c. 0.5 mi north of hatchery, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road 732 Comment
  UCR91490  Dichelostemma capitatum subsp. capitatum Scott D. White 1995-4-5 2712 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  CAS-BOT-BC131051  Dieteria canescens var. ziegleri Philip A. Munz 1938-8-13 15332 Riverside Near Santa Rosa Peak 2316 Comment
  SBBG92205  Diplacus bigelovii var. bigelovii D. F. Howe 1980-4-16 Riverside 4 mi S of Interstate 10 on Cornsprings Rd, Chuckwalla Mtns 335 Comment
  CAS-BOT-BC152267  Diplacus clevelandii Peter H. Raven 1962-5-18 17759 Riverside Main Divide Truck Trail 2.9 miles south of Santiago Peak 1234 Comment
  RSA0019415  Diplacus fremontii Noel Holmgren, Liew Fah Seong 1969-6-17 3580 Riverside San Jacinto Mountains, county road R1, at Black Mountain turnoff, 8.5 miles north of Idyllwild. Comment
  RSA0019421  Diplacus fremontii N. C. Cooper 1944-6-17 1417 Riverside San Jacinto Mtns. above Banning. 1220 Comment
  RSA0019423  Diplacus fremontii N. C. Cooper 1949-6-29 4350 Riverside San Jacinto Mt. above Banning. Comment
  RSA751356  Diplotaxis erucoides Steve Morgan 1998-3-18 s.n. Riverside weed in the UCR Botanical Garden, E side of the UCR campus 396 Comment
  UC494679  Ditaxis claryana Philip A. Munz 1932-3-14 12002 Riverside Deep Canyon Coachella Valley, Deep Canyon 91 Comment
  POM117761  Ditaxis lanceolata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR175173  Ditaxis neomexicana Jim Andre 2006-4-6 6693 Riverside S Mojave Desert, Joshua Tree National Park: along Pinto Basin Rd. in Wilson Canyon 866 Comment
  UCR242651  Ditaxis neomexicana A. C. Sanders, T. B. Salvato 2012-10-12 40434 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  JEPS52437  Ditaxis serrata W. L. Jepson 1928-4-25 12630 Riverside Pinto Basin, S Mohave Desert 822 Comment
  UCR178551  Ditaxis serrata R. G. Swinney 1967-3-12 079 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, north side, south of Desert Center 366 Comment
  RSA530736  Dithyrea californica Ora M. Clark 1929-2-22 1575 Riverside E. of Whitewater, Colorado Desert. Comment
  RSA663845  Dithyrea californica C. R. Annable 1995-3-16 2296 Riverside Ca. 13 km NE of Desert center on Hwy 177. Comment
  SEINET3522902 Image available Dithyrea californica Norman C. Cooper 1949-3-15 3031 Riverside Palm Springs. Comment
  SD138824  Dodecahema leptoceras Craig Reiser 1993-4-24 Riverside Near Vail Lake, west of entrance to Butterfield Campground north of Highway 79 Comment
  RSA228812  Dodecatheon clevelandii Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 597 Riverside Santa Rosa Plateau, ca. 5 mi. west of Murrieta near Forest Route 7S01. 549 Comment
  CSUSB548  Draba cuneifolia O. F. Clark 1966-2-3 S. N. Riverside In the Box Springs Mountians east of the east end of Box Springs road 304 Comment
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Jun 4 2012
  RSA0121173  Draba cuneifolia Duncan S. Bell, LeRoy Gross 2016-3-30 9177 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  POM370050  Draba cuneifolia var. integrifolia W. M. Zabriskie 1973-2-16 113 Riverside Upper Pipistrelle Canyon, Deep Canyon drainage. N slope Santa Rosa Mrns. 762 Comment
  RSA125540  Drymocallis glandulosa R. Weatherby 1949-6-6 654 Riverside Santa Rosa Mts. 1982 Comment
  UCR101843  Dudleya B. G. Pitzer 1997-4-1 3043 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  SEINET4604435 Image available Dudleya abramsii subsp. affinis Marc A. Baker, Michelle Cloud-Hughes 2011-6-11 17369 .1 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km SW of Idyllwild. 1445 Comment
  SEINET7048070  Dudleya lanceolata Steven R. Hill 2001-4-29 33547 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
  UC1929642  Dudleya lanceolata Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8634 B Riverside SAN JACINTO MTS: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e. southwest terminus of Double View Dr. west to creek. Comment
  UCR104780  Dudleya lanceolata George K. Helmkamp 1997-4-3 3071 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river. 396 Comment
  UCR48403  Dudleya multicaulis Steve Boyd 1986-5-7 1838 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  CLARK-A1528-1172  Dudleya saxosa Paul M. Estes 1962-5-4 134 Riverside 1219 Comment
  CLARK-A1045-107  Dyssodia porophylloides George K. Helmkamp 1977-3-20 Riverside Deep Canyon area above Deep canyon; Palm Desert 15'Q Comment
  POM66435  Dyssodia porophylloides Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  SEINET8060777 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 15 Riverside Barstow SE quad. Barstow Rd. entry to BLM limited use land. N of saloon. West side of Rd. on low hill. Stoddard Valley. between power lines to the south, and double power lines to the north 900 Comment
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Jun 5 2016
  UC1457289  Echinocereus triglochidiatus P. A. Munz 1921-5-1 4484 Riverside near Pinyon Wells (s edge of desert); Mojave Desert 1219 Comment
  RSA192242  Echinochloa crus-galli H. A. Zuill 1966-7-17 291 Riverside About 9 miles SW of Murrieta on the De Luz Road. Comment
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Jan 23 2009
  UCR92350  Echinochloa crus-galli Scott D. White, S. Ogg 1994-10-17 2468 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  UCR201875  Echinochloa oryzicola Justin M. Wood 2008-9-22 157 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  CLARK-A1528-97  Echinodorus berteroi Ruth Cooper 1941-6-8 67 K Riverside Perris Comment
  CLARK-A1528-1804  Eclipta alba John C. Roos 1965-7-5 Riverside Thermal 36 Comment
  UCR93030  Eclipta prostrata Steve Boyd, D. L. Banks 1994-9-29 8370 Riverside Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community 381 Comment
  SBBG16250  Ehrendorferia chrysantha P. H. Raven 1962-4-29 17485 Riverside Ortega Hwy, 1 mi above its E base 487 Comment
  UCR82836  Eleocharis geniculata A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15815 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  SBBG119998  Eleocharis macrostachya A. C. Sanders, K. Volansky 2005-3-17 29234 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  SEINET3127287  Eleocharis macrostachya W. B. Crockatt sn Riverside Prado 91 Comment
  SEINET7586289 Image available Eleocharis macrostachya Steve Boyd, Dave Bramlet 1996-4-19 8612 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
  RSA191443  Eleocharis montevidensis var. montevidensis E. W. Lathrop, Robert F. Thorne 1967-9-26 6629 Riverside 6 miles NW of Murrieta. 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
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Jul 19 2017
  JOTR38422  Eleocharis parvula Hodges, Stephen, A. Ingersoll 2015-8-26 651 Riverside Joshua Tree National Park. Queen Mountains, Wonderland of Rocks, Barker Dam. Comment
  UCR35300  Elymus elymoides L. B. Ziegler 1968-5-21 295 Riverside San Jacinto Mtns., Hemet Valley (=Garner Valley) 1418 Comment
  OBI32773  Elymus glaucus E. W. Lathrop 1965-4-26 5689 Riverside 4 mi SE of Murrieta Comment
  CAS-BOT-BC206525  Elymus glaucus subsp. glaucus Steve Boyd; Tim Ross 1992-5-4 7203 Riverside Sourthern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flats area east of Verdugo Potrero 731 Comment
  SEINET258475  Elymus glaucus subsp. glaucus Michael Curto, Linda Allen 1990-6-25 681 Riverside San Bernardino National Forest ; San Jacinto Mts ca 3 km SE of Pine Cove on NF Rd 5S10. 1830 Comment
  RSA741029  Elymus stebbinsii Scott D. White, Justin M. Wood 2008-6-17 12152 Riverside South of Hwy 79 near Keen Camp Summit. 1402 Comment
  UCD62740  Elymus trachycaulus subsp. subsecundus August L. Hormay 1932-8-8 Riverside Tamarack Valley. Comment
  RSA500219  Emmenanthe penduliflora Steve Boyd, Tim Ross, L. Arnseth 1989-5-7 3524 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA525223  Emmenanthe penduliflora Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4601 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UC880682  Emmenanthe penduliflora I. W. Clokey 1935-4-8 6846 Riverside Gavilan Mesa 600 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
  UCR41850  Emmenanthe penduliflora A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6037 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  SBBG29830  Emmenanthe penduliflora var. penduliflora E. Braunton -Mar-1940 2033 Riverside Berdoo Cyn Comment
  UCR135729  Encelia actoni Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9006 Riverside Santa Rosa Mountains, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill 854 Comment
  OBI8196  Encelia californica David J. Keil, Malcolm McLeod 1977-3-26 12001 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  UCR120204  Encelia californica Mitch Provance 1998-3-5 196 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  CAS-BOT-BC131350  Encelia farinosa Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis Comment
  UCR148454  Encelia farinosa S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  RSA192077  Encelia farinosa var. farinosa H. A. Zuill 1966-6-5 190 Riverside 1 mile SW of Murrieta on the Tenaja Grade. Comment
  RSA519246  Encelia farinosa var. farinosa Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  RSA781914  Encelia frutescens Duncan S. Bell 2010-5-1 896 A Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  NY70193  Ephedra aspera I. W. Clokey 1935-4-17 6511 Riverside Cottonwood Springs Comment
  NY70336  Ephedra aspera C. L. Hitchcock 1940-3-29 s.n. Riverside Cottonwood Canyon Comment
  SEINET3004997  Ephedra aspera G. Rink 2011-4-4 10425 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 182 Comment
  SEINET3866898  Ephedra aspera Sears 1977-10-12 S 578 Riverside Corn Spring, Desert Plam Oasis, permanent flowing spring, in wash area up in the mountain slopes of the Chuckwalla Mountains.; 0 549 Comment
  RSA772007  Ephedra californica Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4966 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCD133047  Ephedra californica James B. Garner 1959-3-17 408 Riverside vicinity of White Water, north of Palm Springs. Comment
  SEINET6082341  Ephedra nevadensis Unknown 1956-2-24 7175 Riverside Pines to Palms Highway. Ca 0.45 mi downhill from the 3000 ft. marker. Comment
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Oct 24 2015
  UC1329984  Ephedra viridis James E. Cole 1941-4-10 509 Riverside Twin Tanks Joshua Tree National Monument, Twin Tanks Comment
  UCR281566  Epilobium campestre Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-30 517- 123 Riverside Elsinore Trough, Lake Elsinore, E side Baker St., about 0.5 miles SE of Pierce St. 677 Comment
  RSA413258  Epilobium canum subsp. canum James C. Dice, J. DeWald 1987-9-28 727 Riverside North side of Temecula Gorge, ca. 4.2 km ENE of Gavilan Mountain. 355 Comment
  CAS-BOT-BC171739  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-10-4 199 Riverside Strawberry Valley Trail, San Jacinto Mts. 1584 Comment
  CAS-BOT-BC171740  Epilobium canum subsp. latifolium S. B. Parish 1916-5-13 10859 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  UCR90616  Epilobium densiflorum Scott D. White 1995-6-29 3404 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UC488890  Epipactis gigantea C. V. Meyer June, 1927 213 Riverside Half-way House Idyllwild Grade 1066 Comment
  UCR201870  Eragrostis cilianensis Justin M. Wood 2008-9-30 181 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  JOTR33852  Eremalche exilis La Doux, Tasha, A. Miller and G. Clifton 2009-4-9 3064 Riverside Joshua Tree National Park. north eastern tip of Eagle Mountains; Pinto Wash 322 Comment
  UC494838  Eremalche exilis Philip A. Munz 1932-3-14 11992 Riverside Deep Canyon Coachella Valley, Deep Canyon 91 Comment
  UCR131726  Eremalche exilis C. B. Wolf 1932-4-27 03027 Riverside Western Colorado Desert, Chuckwalla Valley, Mecca to Blythe road [Hwy 10], 0.75 mile west of Utopia 152 Comment
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Dec 12 2011
  UC68596  Eremalche rotundifolia H. M. Hall Apr, 1905 5793 Riverside 8 mi. w. Coachella; Colorado Desert 60 Comment
  UCR279349  Eremalche rotundifolia A. C. Sanders, Jim Malusa 2017-3-23 42942 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  RSA421558  Eremocarpus setiger M. M. Thompson 1947-6-9 C- 2065 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR279539  Eremothera refracta A. C. Sanders, Jim Malusa 2017-3-28 43156 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  UC2013095  Eriastrum eremicum Leigh A. Johnson, Deborah A. Johnson 1997-3-29 97 -012 Riverside Whitewater Canyon, south slopes of San Bernardino Mtns, ca 1.5 miles north of I-10. Along main road and off in scrub. Comment
  RSA0043243  Eriastrum eremicum subsp. eremicum Michael Honer, L. Hulse 2004-4-2 1870 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs 488 Comment
  RSA120688  Eriastrum harwoodii Duncan S. Bell 2010-4-1 650 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains ; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  UC729736  Eriastrum harwoodii Carl B. Wolf 1932-4-29 3119 Riverside on Blythe Rd 3 mi s Rice; Eastern Colorado Desert 213 Comment
  CAS-BOT-BC514519  Eriastrum pluriflorum subsp. albifaux Fay A. Mac Fadden 1935-6-1 14161 Riverside Near Red Canyon Comment
  UCR3494  Eriastrum sapphirinum Frances Miller 1964-5-20 M 6460 Riverside N Peninsular Range/San Bernardino Valley, base of Box Springs Mtns., 1/4 mi north of end of Big Springs Rd, above RR 366 Comment
  UCR55269  Eriastrum sapphirinum Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., Bautista Canyon, lower end of Bautista Rd. Comment
  UCR69997  Eriastrum sapphirinum Scott D. White 1991-9-17 91- 53 Riverside Peninsular Range, W side of lake Elsinore at the S foot of the Ortega Hwy (Hwy 74). 427 Comment
  UCR98680  Eriastrum sapphirinum S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  RSA0080943  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Duncan S. Bell 2015-5-14 7374 Riverside White Water, along Pacific Crest Trail about 400 m south of Forks 3028, and about 450 m south of Red Dome. Southeast side of San Bernardino Mountains. 768 Comment
  RSA0121585  Eriastrum sapphirinum subsp. dasyanthum F. W. Peirson 1920-6-22 4474 Riverside Dripping Spring southeast of Temecula 457 Comment
  RSA0122965  Eriastrum sapphirinum subsp. sapphirinum Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2271 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  CAS-BOT-BC515049  Eriastrum sapphirinum subsp. sapphirinum John Thomas Howell 1927-8-2 2916 Riverside Mt. San Jacinto, Strawberry Valley, Idyllwild 1676 Comment
  UC101091  Ericameria cooperi var. cooperi H. M. Hall 1901-5-1 Riverside vicinity of Riverside (w Riverside hills) Comment
  UCR85285  Ericameria cuneata Bern Schwenn 1994-4-17 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument, north side of Hexie Mtns, near Hidden [and Stirrup] Tanks 1067 Comment
  JOTR31240  Ericameria cuneata var. spathulata Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECT 1/2 MILE NORTH OF SPLIT ROCK Comment
  POM350409  Ericameria cuneata var. spathulata Jack Rempel, Erwin H. Miller 1934-4-28 18726 Riverside Lost Horse 1296 Comment
  RSA0125105  Ericameria cuneata var. spathulata Duncan S. Bell 2016-10-27 10214 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  LA202466  Ericameria linearifolia Martha Hilend Kinsey; 1935-3-31 sn Riverside Mission Canyon Comment
  POM359411  Ericameria linearifolia M. B. Dunkle 1933-5-6 3382 Riverside Colorado Desert. Dry Morongo Creek Comment
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Oct 31 2011
  UC36548  Ericameria linearifolia H. M. Hall 1899-5-23 1140 Riverside Kenworthy San Jacinto Mountains, Kenworthy (opening to desert, among rocks) 1219 Comment
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Mar 25 2011
  CAS-BOT-BC299541  Ericameria paniculata Frank W. Peirson 1922-12-26 3331 Riverside Cabazon old road, Colorado Desert Comment
  CAS-BOT-BC299542  Ericameria paniculata Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  UC64809  Ericameria paniculata E. E. Schellenger 1904-10-15 43 Riverside between Cabazon and Whitewater; Colorado Desert Comment
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Mar 13 2011
  CAS-BOT-BC293185  Ericameria pinifolia H. M. Hall 1927-10-23 12300 Riverside Between Temecula and Pala (San Diego Co.) Comment
  UCR100212  Ericameria pinifolia Scott D. White 1992-12-16 980 Riverside Vail Lake area, c. 9 air mi east of Aguanga (junction of Hwys 371 & 79) & 3 air mi north of Beauty Mtn Peak. 1372 Comment
  RSA0104481  Ericameria teretifolia Duncan S. Bell 2015-9-30 8675 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  UC218166  Erigeron divergens P. A. Munz 1922-6-24 5797 Riverside grassy banks along Pipe Creek; San Jacinto Mts., Hemet Valley, Pipe Creek 1584 Comment
  UCR256800  Erigeron foliosus T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7868 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  IRVC27397  Erigeron foliosus var. foliosus A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15776 Riverside N slope of the mtns: nameless tributary to Azalea Creek, ca. 1 mi. due S of the Twin Pines Ranch buildings. San Jacinto Mtns 1128 Comment
  JEPS41515  Erigeron foliosus var. foliosus W. L. Jepson 1903-8-5 2262 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  RSA6842A  Eriodictyon crassifolium P. A. Munz, L. T. Street 1919-5-7 2734 Riverside Tahquitz Canyon 213 Comment
  SDSU13910  Eriodictyon crassifolium var. crassifolium Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2156 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, southern end of northern most (narrow) deer grass meadow. 646 Comment
  UC24072  Eriodictyon crassifolium var. crassifolium Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  LA205719  Eriodictyon trichocalyx var. trichocalyx Carl Epling; William Robison 1933-6-24 sn Riverside Little San Bernardino Mountains, San Gorgonio Wash, near Banning Comment
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Jun 22 2015
  RSA393051  Eriogonum apiculatum N. R. Zabriskie, Walter M. Zabriskie 1969-9-20 234 Riverside Forest Service road to Deer Springs Trail beyond end of road up west bank Strawberry Creek, above Fern Valley Corners, Idyllwild 1982 Comment
  RSA653069  Eriogonum apiculatum Reid V. Moran 1973-7-28 21108 Riverside Santa Rosa Mts., at summit of Toro Peak. 2500 Comment
  CAS-BOT-BC242760  Eriogonum davidsonii P. A. Munz; E. K. Balls 1952-8-21 17963 Riverside Hamilton Creek, s.e. part of San Jacinto Mts. 1371 Comment
  RSA674658  Eriogonum davidsonii Scott D. White 2000-8-5 8118 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  UCR74368  Eriogonum deflexum Theo Glenn 1991-4-30 91- 57 Riverside Sonoran (Colorado) Desert, McCoy Mtns., NW of Blythe 170 Comment
  POM50081  Eriogonum deflexum var. deflexum E. C. Jaeger 1925-1-12 s.n. Riverside Painted Canon, Colorado Desert. Comment
  UC2061658  Eriogonum elongatum var. elongatum Thomas Stoughton with E. Gardner, D. Bell 2010-11-12 717 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Highway I-10 and Rte 111. Comment
  UCR140685  Eriogonum fasciculatum subsp. foliolosum Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 8- 60 Riverside San Jacinto Mtns, San Bernardino National Forest, Hwy 74 near Cranston Guard Station, 10 miles east of Hemet, Site L8 581 Comment
  RSA242186  Eriogonum fasciculatum var. foliolosum James L. Reveal, Caroline G. Reveal 1972-8-9 2848 Riverside Along California Highway 79 at the junction of Auld Rd. south of Winchester, on low hills on sandy soil. Comment
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Mar 20 2011
  RSA614407  Eriogonum fasciculatum var. foliolosum D. L. Banks 1997-3-16 1540 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  JEPS56984  Eriogonum fasciculatum var. polifolium W. L. Jepson 1901-5-31 1562 b Riverside Temescal Wash 335 Comment
  UC849413  Eriogonum fasciculatum var. polifolium Lewis S. Rose 1938-12-25 38351 Riverside 26 mi w, Palms to Pines Highway Indio; San Jacinto Mts. 1127 Comment
  CAS-BOT-BC257570  Eriogonum inflatum Roxana S. Ferris 1918-6-14 980 Riverside In Box Canon [Canyon], Chocolate Mts on Mecca-Blythe Rd. Comment
  UCR20696  Eriogonum inflatum A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1323 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
  POM250545  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 s.n. Riverside Keene Camp P.O. 1425 Comment
  UC85940  Eriogonum nudum var. pauciflorum A. W. Anthony 1896-7-13 Riverside San Jacinto Mountains 2438 Comment
  RSA78311  Eriogonum parishii P. A. Munz, E. K. Balls 1952-8-21 17983 Riverside Road, Vandeventer Flat to Santa Rosa Peak. 2073 Comment
  JOTR33762  Eriogonum pusillum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2760 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Large sandy canyon with braided wash that feeds southwest into Wilson Canyon (Stop 7) 902 Comment
  SBBG99610  Eriogonum pusillum W. L. Halvorson 1977-8-3 77 -91 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  CAS-BOT-BC168246  Eriogonum thomasii Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah De Groot; Valentin Arvizu; Tim Thibault 2004-5-14 11213 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: 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,... Comment
  JEPS56261  Eriogonum thomasii E. E. Schellenger May 1920 Riverside e Mecca; Colorado Desert Comment
  UC724336  Eriogonum thomasii Aven Nelson, Ruth A. Nelson 1939-3-30 3351 Riverside near Desert Center (n of Chuckwalla Mts.) Comment
  UC1922711  Eriogonum thomasii Michael Honer with L. Hulse 2004-4-4 1934 Riverside Colorado Desert; Little San Bernardino Mountains region: SW base of Cottonwood Mtns., near MWD aqueduct, appx. 0.75 mi. N of I-10. E edge of Pinkham Wash. Comment
  CAS-BOT-BC262868  Eriogonum thurberi James L. Reveal; C. Rose Broome 1987-6-27 6600 Riverside San Gorgonio Pass, along Esperanza Avenue at Almond Street south of Cabazon above the northern bank of the San Gorgonio River 541 Comment
  SBBG121989  Eriogonum thurberi S. D. White with J. H. Jones 2005-5-24 11100 Riverside Banning Pass area; Cabazon, San Gorgonio River wash and adjacent alluvial flats and benches to west 573 Comment
  UC849304  Eriogonum thurberi Lewis S. Rose 1937-4-9 37101 Riverside Palm Springs 137 Comment
  UCR35086  Eriogonum thurberi L. B. Ziegler 1968-5-7 283 Riverside San Jacinto Mtns, near mouth of Bautista Canyon, foothills of San Jacinto Mtns. 612 Comment
  SD256782  Eriogonum trichopes J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24384 Riverside West Riverside Mountains, at base of NW corner of range where sand ramps run up against granitic bouldery slopes, ca. 10 miles SW of Vidal Jct,3.0 miles south of Grommet RR crossing at Highway 62. 363 Comment
  UCR275140  Eriogonum trichopes Aaron C. Sedgwick, David Fraker 2012-4-24 002 Riverside Sonoran (Colorado) Desert, Palen Valley south of Hwy I-10 on Dupont Road, c. 2 miles northeast of the Chuckwalla Mountains Wilderness Area 183 Comment
  CLARK-A1528-3722  Eriogonum wrightii John C. Roos 1965-9-26 Riverside Palm Springs Station Comment
  RSA785069  Eriogonum wrightii var. membranaceum Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 77 Riverside Belvedere road, turn from Hwy 74, uphill towards white rocks. Comment
  RSA314395  Eriogonum wrightii var. nodosum Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55406 Riverside San Bernardino Mountains: Side-canyon on east side of Whitewater Canyon, about 3.3 miles north of Whitewater Post Office (One-Palm Oasis Canyon). 595 Comment
  UCR14059  Eriogonum wrightii var. nodosum O. F. Clarke 1973-10-14 s.n. Riverside San Jacinto Mtns., 1 mi east of Pinyon Flats Campground in the San Jacinto Mtns. Comment
  VVC1351  Eriogonum wrightii var. nodosum A. C. Sanders, J. Mac 1996-11-23 19658 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  UC69159  Erioneuron pulchellum H. M. Hall 1905-5-1 5961 Riverside canyons near Colorado River; Colorado Desert Comment
  CLARK-A1528-1837  Eriophyllum confertiflorum John C. Roos 1948-5-1 3811 Riverside Whitewater 548 Comment
  SD137892  Eriophyllum confertiflorum Darin L. Banks, Steve Boyd 1995-5-3 278 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, east of Dripping Springs Alcove Area. 515 Comment
  SD63343  Eriophyllum confertiflorum Walter Bertsch 1957-6-29 956 Riverside Desert slope of Toro Peak, Santa Rosa Mountains 2440 Comment
  SEINET7048189  Eriophyllum confertiflorum Steven R. Hill, Andrew C. Sanders 2001-5-4 33698 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  POM29805  Eriophyllum multicaule Marcus E. Jones 1882-5-27 s.n. Riverside San Jacinto Mts. Comment
  POM358078  Eriophyllum multicaule B. C. Templeton 1931-4-23 s.n. Riverside Gavilan Peak. 600 Comment
  UCR106860  Eriophyllum multicaule Kathleen Stockwell 1998-3-22 s.n. Riverside Murrieta Hot Springs, Warm Springs Creek, between Hwy 79 and the Hogbacks, south of Los Alamos Rd. and north of Hunter Rd. 400 Comment
  UCR60778  Eriophyllum multicaule Steve Boyd 1986-3-1 1365 Riverside Gavilan Hills, Gavilan Hills, on recent burn, 0.25 mi south of Harford Springs County Park 640 Comment
  RSA474457  Eriophyllum wallacei M. B. Dunkle 1933-3-3 3024 Riverside Devils Cactus Garden, Colorado Desert 152 Comment
  RSA0042658  Eriophyllum wallacei Elliott Waite 1950-4-29 s.n. Riverside Cranton [Cranston] Ranger Station, San Berdo [Bernardino] Natl Forest. 609 Comment
  UCR126494  Erodium botrys A. C. Sanders, K. C. Rose, James C. Dice, D. Woodard 1995-3-29 16284 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCR120912  Erodium brachycarpum A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24950 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR149781  Erodium brachycarpum Scott D. White, Michael Honer 2004-4-6 10055 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
  CLARK-A1656-629  Erodium cicutarium Lois Ann Scott 1978-4-3 Riverside Palm Springs 152 Comment
  CSUSB47  Erodium cicutarium Kirby W. Brown 1966-4-7 Riverside Highway 71, 6.8 miles east of Temecula. 365 Comment
  JEPS61390  Erodium cicutarium W. L. Jepson May 1901 13558 Riverside Thomas Valley San Jacinto Mts. Comment
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Jun 19 2011
  RSA757736  Erodium cicutarium LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4311 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
  RSA774513  Erodium cicutarium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4466 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
  SBBG3904  Erodium cicutarium C. H. Muller 1952-4-5 9490 Riverside White Water Cyn, 1 mi above White Water Comment
  SEINET10895417  Erodium moschatum Nye Leith, Greg Gust 2005-3-11 Nye 60 Riverside Lake Elsinore. Intersection of Malaga and Mission Trail Rd. 398 Comment
  UCR139195  Erodium moschatum Virginia Moran 2003-4-2 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  UCR248053  Erodium texanum Duncan S. Bell 2012-3-8 3149 Riverside Mojave Desert, Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal 16 Comment
  RSA249838  Erysimum capitatum var. capitatum R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38102 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  UCSB2338  Erysimum capitatum var. capitatum Ralph, F. 1959-5-16 Riverside San Jacinto Mountains, 8.5 miles north of Idyllwild and ca. 17.8 miles south of the jct. of 8th St. and San Gregornio Rd. Banning 1676 Comment
  RSA0015889  Erythranthe moschata N. C. Cooper 1944-7-16 1564 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  RSA0022939  Eschscholzia androuxii N. Dunn 1932-3-26 s.n. Riverside Cottonwood Springs Comment
  UCD96510  Eschscholzia androuxii Shannon M. Still; Carolyn Still, Steven Still 2009-3-28 512 Riverside California. Riverside County: Joshua Tree National Park. 724 Comment
  RSA0022936  Eschscholzia androuxii F. R. Fosberg 1983-4-23 64169 Riverside Whitewater Bridge. Comment
  UCR182313  Eschscholzia californica Mitch Provance 2003-4-5 6617 Riverside San Bernardino Valley, Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  JEPS29481  Eschscholzia minutiflora Lauramay T. Dempster 1962-4-17 1888 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon 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
  LA85614  Eschscholzia minutiflora Elizabeth McClintock; 1946-4-14 sn Riverside at foot of Pines to Palms Highway, to S of road near the two bridges Comment
  RSA445671  Eschscholzia minutiflora Chas Gabriel 1926-1-7 206 Riverside Rincon [R. Village, Andreas Canyon] Comment
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Nov 17 2011
  SBBG87721  Eschscholzia minutiflora S. Boyd with S. Meury, R. Noyes, L. Arnseth, T. Ross 1988-3-10 2116 Riverside N end of Palen Mtns, 2 mi W of Palen Pass 300 Comment
  RSA0023208  Eschscholzia papastillii Curtis Clark 1976-5-8 542 Riverside Sheephole Mtns, 21.9 miles S of Amboy on road to Twentynine Palms. 640 Comment
  UCSB8552  Eschscholzia parishii Walker, Clifford 1954-4-10 Riverside Mouth of White Water Canyon Comment
  UCR260594  Eucalyptus A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-3 41554 Riverside Peninsular Range, Eastern Foot of the Santa Ana Mtns., Temescal Valley just below I-15 bridge near Hostettler Road, SE of Lee (Corona) Lake, south side of I-15, 2.17 km west of Lake St. at Alberhill 363 Comment
  SDSU12879  Eucalyptus camaldulensis J. Jill Steinberg, Leon Steinberg 1998-4-5 36 Riverside Ca. 50 yards north of abandoned trailer northwest of entrance gate to Santa Magarita (SDSU) Field Station, in abandoned grove of Eucalyptus just south of small stream. 311 Comment
  UCR140735  Eucalyptus camaldulensis A. C. Sanders 2004-5-12 27858 Riverside Elsinore Basin Region, Alberhill Mountain, northwest foot near Lake St. at Alberhill 378 Comment
  RSA0010857  Eucalyptus camaldulensis D. L. Banks 1997-3-29 1559 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
  SDSU6013  Eucrypta chrysanthemifolia D. Hunsaker 1962-4-10 Riverside Three miles SSW from Temecula. 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
  GMDRC9808  Eulobus californicus J. M. Andre 2017-3-1 38029 Riverside Chuckwalla Bench: along Red Cloud Rd, 2.5 mi. SSE of junction Interstate 10, between Orocopia and Chuckwalla Mtns 473 Comment
  JOTR38694  Eulobus californicus Hodges, Stephen R. 2017-2-7 710 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  SD119918  Euonymus occidentalis var. parishii Louis B. Ziegler 1973-6-19 512 Riverside San Jacinto Mountains, North Fork of the San Jacinto River. 1830 Comment
  UC1075772  Euonymus occidentalis var. parishii E. K. Balls and C. H. Dodson 1955-9-20 21442 Riverside just below Dark Canyon Camp Ground; San Jacinto Mts. Comment
  UCR17102  Euphorbia albomarginata S. W. Austin 1969-5-10 33 Riverside Peninsular Range, Alberhill Road, 2.25 - 2.5 mi. NW of Elsinore on slope on SW side of road 305 Comment
  UCR232798  Euphorbia albomarginata John F. Green 2008-4-16 0408- 39 Riverside Peninsular Range; Perris-Aguanga Valley, SW of Romoland, powerline route north of McLaughlin Rd. between Dawson Rd. and I-215 Fwy 436 Comment
  SD260042  Euphorbia eriantha J. Andre 2012-4-11 20777 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep rocky hills and large wash. 729 Comment
  SD27987  Euphorbia eriantha Carl B. Wolf 1932-4-29 Riverside Eastern Colorado desert, western edge of Maria Mountains, 17 miles from Blythe on Rice Road Comment
  UCR199835  Euphorbia eriantha Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-6-14 11262 Riverside Colorado Desert, Chocolate-Chuckwalla Mountains, western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 570 Comment
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Jun 20 2011
  POM8190  Euphorbia incisa P. A. Munz, R. D. Harwood 1920-4-5 3556 Riverside Fig Tree John Springs, near Mecca. -46 Comment
  CAS-BOT-BC123992  Euphorbia micromera John Thomas Howell 1931-6-5 6651 Riverside South of Palm Springs near Cathedral City Comment
  UCR198567  Euphorbia nutans A. C. Sanders, O. F. Clarke 2008-10-7 36113 Riverside Peninsular Range, Riverside, O.F. Clarke residence, 266 Frost Ct., just east of UCR 360 Comment
  UCR72198  Euphorbia polycarpa Theo Glenn 1991-5-20 91- 97 Riverside Sonoran (Colorado) Desert, Arica Mts, SW of Rice 320 Comment
  RSA278962  Euphorbia polycarpa var. hirtella B. A. Prigge, L. Martinez 1978-3-23 2407 Riverside NW Colorado Desert, Coachella Valley, 1.9 miles E of North Palm Springs on Dillon Rd. 243 Comment
  UCR17653  Euphorbia polycarpa var. polycarpa 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
  UCR20891  Euphorbia serpillifolia subsp. hirtula A. C. Sanders 1978-7-1 00299 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  CLARK-A1528-7886  Fagonia californica var. glutinosa John C. Roos 1948-9-18 3220 Riverside Painted Canyon Comment
  LA209846  Fagonia laevis Harlan Lewis; 1939-12-31 1165 Riverside Desert Center Comment
  UCR112103  Fagonia laevis A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23354 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  UCR72179  Fagonia laevis Theo Glenn 1991-5-15 91- 39 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  RSA735215  Fagonia pachyacantha Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11237 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
  UCR207187  Fatoua villosa O. F. Clarke 2003-9-3 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR174343  Festuca microstachys A. C. Sanders 2006-5-19 32384 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
  UCR22057  Festuca microstachys Steve Boyd 1980-4-13 121 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR241831  Festuca microstachys A. C. Sanders, Timothy W. Chumley 2013-4-3 40761 Riverside Peninsular Range, Temescal Canyon just above Horsethief Canyon wash crossing of DePalma Rd. at old DePalma's Italian Village site, SE of Corona (Lee) Lake 378 Comment
  UCR132716  Ficus carica A. C. Sanders, O. F. Clarke 1991-6-10 11119 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  UCR48371  Filago arizonica Steve Boyd 1986-5-7 1825 Riverside Temescal Canyon, Alberhill Mountain: lower slopes of S flank just east of clay mine area 427 Comment
  CLARK-A1528-1843  Filago depressa John C. Roos 1952-4-23 5580 Riverside Box Springs Mountain 457 Comment
  UCR177862  Filago depressa Marisa Sripracha, K. A. Boyd 2004-3-21 044 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  POM319678  Foeniculum vulgare Patricia Wilder 1970-10-30 4832 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  UCR21171  Forestiera pubescens Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  CAS-BOT-BC384196  Forestiera pubescens subsp. parvifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-25 260 Riverside East of turnout 1/2 mi. up Sta. Rosa Mt. road from Hwy. 74; Santa Rosa Mts. 1371 Comment
  UCSB4142  Fouquieria splendens Hurd, Richard 1956-4-14 Riverside 2 miles S of S. Entrance of Joshua Tree Comment
  UCD117406  Fouquieria splendens subsp. splendens William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  SDSU181  Fragaria vesca Bruhns 1965-5-23 121 Riverside Along riverside Co. highway R-1, where it corsses Mill Creek, outside of Idyllwild. Damp, shady flat in Yellow PIne Forest. Comment
  CAS-BOT-BC211660  Frankenia salina S. B. Parish 1897-5-31 4396 Riverside Elsinore Comment
  RSA752294  Frankenia salina Scott D. White 2009-8-10 13349 Riverside Temescal Valley: City of Temecula, West bank of Murrieta Creek, from Rancho Califonria Rd to Cherry St. 306 Comment
  UCR177107  Frasera parryi Michael D. Wilcox 2004-5-18 s.n. Riverside San Bernardino Mtns., top of Banning Canyon along Forest Service Rd. 1372 Comment
  UC63830  Fraxinus dipetala unknown 1897-4-16 461 Riverside near Banning 1219 Comment
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Mar 13 2011
  POM13098  Fraxinus velutina var. coriacea P. A. Munz, I. M. Johnston 1922-5-20 5487 Riverside Mouth of Pipe Creek, Hemet Valley 1433 Comment
  SD152807  Fraxinus velutina var. velutina Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7330 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluece with Tenaja Canyon. 366 Comment
  RSA0027940  Fremontodendron John F. Emmel 1992-6-10 1225 Riverside San Jacinto Mts: Fobes Ranch Road, 2.1 road mi NE of Hwy 74. 1494 Comment
  RSA458587  Funastrum cynanchoides var. hartwegii M. B. Dunkle 1935-4-17 4557 Riverside W. of Wiley Well. Colorado Desert. Comment
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Dec 14 2011
  SEINET3081782 Image available Funastrum cynanchoides var. hartwegii Peggy Merritt PM- 720428 Riverside Canyon running N in hills 1 mi S of Intersec. of Alessandra Blvd and Walnut St., 12 mi W of Riverside 366 Comment
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Aug 25 2013
  RSA114356  Funastrum hirtellum P. C. Everett, E. K. Balls 1956-5-2 21558 Riverside in sun, in sandy wash; with Fouwuieria, Krameria, Olneya; 0.8 mi. N of juct. 60/70 along road to Eagle Mt. Pumping Sta. 366 Comment
  CAS-BOT-BC176706  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10 165 Comment
  SDSU9312  Galium angustifolium Bruhns 1965-5-23 129 Riverside At 2000' sign along state Hwy 74, below Idyllwild. 610 Comment
  UCR158137  Galium angustifolium A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30119 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
  SDSU14282  Galium angustifolium subsp. angustifolium Ryan Jacobson, Jeremy Mass 2000-4-19 7 Riverside Santa Margarita Ecological Reserve. Near banks west bank of Stone Creek, about 1 mile north east of south-side facility. 177 Comment
  SD229269  Galium angustifolium subsp. gracillimum Dick Schwenkmeyer 2012-8-28 820 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  JEPS56052  Galium angustifolium subsp. jacinticum Lauramay T. Dempster 1965-6-17 4129 Riverside road from Banning to Idyllwild; San Jacinto Mts., Fulmor Lake 1615 Comment
  RSA586143  Galium aparine D. L. Banks, Steve D. Boyd 1995-3-16 105 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 610 Comment
  JOTR33928  Galium multiflorum La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2818 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA535493  Galium porrigens Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-2 6641 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest. Upper San Mateo Canyon between confluence of Tenaja Canyon and Los Alamos Canyon. Comment
  UCR277921  Galium porrigens Mitch Provance 2011-6-3 611- 01 Riverside Badlands of Western Riverside County, Mouth of San Timoteo Canyon, S side of Noble Creek, 0.75 miles W of Beaumont and I-10, 0.5 miles N of Potrero Blvd. and Hwy. 60. 756 Comment
  UCR112474  Gamochaeta pensylvanica A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23324 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  CLARK-A1528-7747  Garrya flavescens John C. Roos 1950-5-6 4788 Riverside Santa Ana Mountains 1036 Comment
  UC303654  Garrya veatchii S. B. Parish 1918-4-3 11697 Riverside San Jacinto River Canyon; Oak Lodge 914 Comment
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Nov 20 2011
  UCR257224  Gayophytum diffusum subsp. parviflorum Naomi Fraga, Et al. 2008-8-28 2608 Riverside Peninsular Range; San Jacinto Mountains, Mount San Jacinto State Park; Hidden Lake 2652 Comment
  RSA27446  Geraea canescens I. L. Wiggins 1941-3-24 9570 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  RSA4932  Geraea canescens C. B. Wolf 1932-4-27 3066 Riverside Colorado Desert, Chuckwalla Valley, 16 mi. east of Desert Center. 122 Comment
  HSC17013  Gilia achilleifolia subsp. multicaulis C. L. Hitchcock 1966-3-15 24148 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA586845  Gilia angelensis D. L. Banks, S. D. Boyd 1995-5-3 0264 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA613896  Gilia angelensis A. C. Sanders, Giles Waines, B. Ehdaie, A. Aryavand 1997-3-12 19850 Riverside Lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  UCR19409  Gilia angelensis C. S. Papp 1960-5-17 014 Riverside Elsinore Comment
  UCR92046  Gilia angelensis Scott D. White 1995-3-30 2653 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UCR98211  Gilia angelensis B. G. Pitzer 1997-4-1 3059 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UC310671  Gilia capitata subsp. abrotanifolia Philip A. Munz 1926-5-2 10425 Riverside about 5 mi nw Dripping Springs; nw of Dripping Springs Comment
  RSA507951  Gilia diegensis Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2269 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA72315  Gilia diegensis F. W. Peirson 1922-5-21 4137 Riverside Along east side of Hemet Valley 1357 Comment
  RSA0014599  Gilia latifolia Justin M. Wood, J. Miner 2010-4-30 1552 Riverside Coachella Valley: Thousand Palms, just E of intersection of Ramon Rd. and Vista de Oro, just NE of Edison substation. 61 Comment
  UCR20773  Gilia latifolia A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1325 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR71829  Gilia maculata George K. Helmkamp 1992-4-11 92- 3 Riverside Whitewater River, Sandy bench in Whitewater River wash, 0.4 mi. north of pumping station and 150 yds. east of road (c. 1/2 way between Bonnie Bell and station) 550 Comment
  SD185283  Gilia ochroleuca T. B. Salvato, Kent Beaman 2005-5-16 816 Riverside San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Highway 74. 548 Comment
  UCR64665  Gilia ochroleuca subsp. exilis N. M. Fellows, A. C. Sanders 1985-4-9 142 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
  UCR62327  Gilia sinuata Ed LaRue 1990-4-13 s.n. Riverside Peninsular Range, 0.5 mi. NW of Aguanga, c. 1.5 mi (air) north of San Diego Co. line, north of Hwy 79 and west of Hwy 371 642 Comment
  UCR19618  Gilia splendens B. Freeman 1969-6-20 690620- 3 Riverside San Jacinto Mtns, University of California, Riverside's James Reserve, c. 250 yards up path along Hall Canyon. 1646 Comment
  JOTR34200  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2992 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  RSA172282  Gilia stellata R. F. Thorne 1963-3-29 32396 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA49356  Gilia stellata P. A. Munz 1949-4-11 13010 Riverside Near Conejo Well, north base of Eagle Mts., Mohave Desert. 914 Comment
  RSA776092  Gilia stellata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy 2011-3-23 824 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 495 Comment
  SD38838  Gilia stellata Edith A. Purer 1935-4-21 6485 Riverside Western edge of Colorado Desert. Comment
  CAS-BOT-BC266504  Githopsis diffusa John Thomas Howell 1931-5-30 6593 Riverside Santiago Peak Trail, Santa Ana Mountains Comment
  UCR158285  Githopsis diffusa A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30111 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
  RSA653663  Glinus lotoides A. C. Sanders, Mitch Provance 1999-9-26 23111 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr., [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  UCR94490  Glinus lotoides Steve Boyd 1981-9-2 s.n. Riverside Gavilan Hills, south of Lake Mathews on Cajalco Rd., 1 mi west of Archer Rd. Comment
  RSA0033918  Glycyrrhiza lepidota John F. Emmel 1997-5-3 1467 Riverside Along Warm Springs Creek, ca. 1 air mile southwest of Murrieta Hot Springs (1.7 air miles west & 0.1 air mile south of junction Murrieta Hot Springs Road & Hwy. 79). 326 Comment
  RSA783526  Gnaphalium J. D. Olmsted 1959-8-18 796 Riverside Strawberry Cr. by crossing just south of Idyllwild. 1601 Comment
  RSA736923  Gnaphalium canescens Scott D. White, Angelia Carey, Linca Archa 2004-8-5 10671 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  UCR234762  Gnaphalium leucocephalum A. C. Sanders, John F. Green 2012-6-25 40304 Riverside Peninsular Range; Santa Ana Mtns. Region, small canyon east of Horsethief Canyon Rd., below end of Kicking Horse Dr. & Caravan Circle 389 Comment
  POM358871  Gnaphalium microcephalum N. C. Cooper 1943-10-9 952 Riverside Hemet. 366 Comment
  RSA0018993  Gnaphalium palustre Steve Boyd, Gary D. Wallace 2005-7-30 11648 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  UC219266  Gnaphalium palustre P. A. Munz and I. M. Johnston 1922-5-19 5371 Riverside Menifee Valley Southern California, Menifee Valley 411 Comment
  UCR260556  Gnaphalium palustre T. B. Salvato, Matt Malle 2015-3-31 8100 Riverside Perris-Aguanga Basin, south end of Perris Valley, c. 8 mi south of the Perris Reservoir, northwest corner of Matthews (Case) Road and Menifee Road 446 Comment
  UCR34922  Gnaphalium stramineum L. B. Ziegler 1967-8-2 203 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  RSA67365  Guillenia lasiophylla F. W. Peirson 1922-4-9 2918 Riverside Andreas Canyon near Palm Springs, Coachella Valley. 671 Comment
  RSA0094904  Gutierrezia californica A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41738 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 396 Comment
  JEPS18981  Gutierrezia sarothrae A. E. Wieslander 1929-1-25 Riverside mouth of Bautista Creek; San Jacinto Mts., Bautista Creek 304 Comment
  RSA318860  Gutierrezia sarothrae M. A. Lane 1982-10-13 s.n Riverside 34.5 km/21.6 miles E of Kern Cam summit of the San Jacinto Mtns on Hwy 74. 1220 Comment
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Jul 14 2013
  UC1214012  Gutierrezia sarothrae Otto T. Solbrig 1958-8-18 2760 Riverside on Hwy 79 12.3 mi w of Aguanga; Hwy 79 Comment
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Apr 29 2008
  UCR272669  Gutierrezia sarothrae Sarah J. De Groot, Duncan S. Bell 2015-9-21 7580 Riverside Peninsular Range; Santa Rosa Mountains, SSW of Palm Desert, along Dunn Road, between Asbestos Mountain and Haystack Mountain 1241 Comment
  UCR91875  Gutierrezia sarothrae A. C. Sanders, G. K. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15901 Riverside San Jacinto Mtns/Colorado Desert, Chino Canyon near Palm Springs, 1.8 mi above Palm Canyon Rd (Hwy111) on the rd to the tram station, vicinity of the upper end of the flood control dike 428 Comment
  HSC85434  Harpagonella palmeri Steve Boyd 1986-4-2 1589 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SD137837  Harpagonella palmeri Darin L. Banks, Steve Boyd 1995-5-9 316 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground. 730 Comment
  RSA0066600  Harpagonella palmeri Steve Boyd 1982-4-27 s.n. Riverside Gavilan Hills region, Temescal Canyon west of Horsethief Wash, south of Lee Lake on terrace escarpments just south of Di Palma Road. 396 Comment
  UCR250218  Hedypnois cretica A. C. Sanders 2014-4-8 40982 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.5 km NW of El Hermano Rd., c. 0.8 km SE of I-15 crossing 315 Comment
  UC897323  Helenium bigelovii P. A. Munz 1922-9-7 6407 Riverside meadow n Tahquitz Valley; San Jacinto Mts. 2225 Comment
  CAS-BOT-BC305361  Helianthus annuus H. A. Dutton 1898-6-1 s.n. Riverside Elsinore Comment
  RSA701470  Helianthus annuus Michael Wall 1996-7-6 193 Riverside San jacinto Valley, W side of Ramona Expressway n swale, 0.75 mi SE of Sanderson Ave. Comment
  POM12805  Helianthus gracilentus P. A. Munz 1922-6-25 5821 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  UCR256783  Heliotropium curassavicum T. B. Salvato, Matthew Malle 2013-5-20 7575 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  SBBG63442  Heliotropium curassavicum var. oculatum M. N. Ackley 1928-3-31 61 Riverside near Mecca -60 Comment
  RSA192192  Hemizonia fasciculata E. W. Lathrop 1966-5-15 6313 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  UCR128238  Hemizonia kelloggii A. C. Sanders, Kelly Volansky 2003-10-16 27348 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  RSA740627  Hemizonia mohavensis Scott D. White, Justin M. Wood 2008-7-8 12382 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  RSA683228  Hemizonia paniculata Scott D. White 2003-12-1 9892 Riverside Santa Ana River Valley; City of Riverside; (La Sierra area). 244 Comment
  UCR114193  Hemizonia paniculata A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23635 Riverside Perris-Aguanga Basin Region, gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  UCR131799  Hemizonia paniculata Mitch Provance 1998-6-20 702 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Park, 0.7 km west of Pyrite St.on the north side of Granite Hill Dr. 305 Comment
  UCR162759  Hemizonia paniculata John F. Green 2005-10-20 s.n. Riverside Elsinore Basin/Menifee Valley, Bundy Canyon, N of Bundy Canyon Road c. 2 mi east of Hwy I-15 518 Comment
  UCR130514  Hemizonia pungens subsp. laevis R. E. Riefner Jr. 2003-5-27 03- 248 Riverside Elsinore Trough, back basin of Lake Elsinore, south of Lake Elsinore inlet and west of Diamond Stadium off Pete Lehr Drive 384 Comment
  UCR252651  Hemizonia pungens subsp. laevis T. B. Salvato, Matthew Malle 2013-4-2 7492 Riverside Perris-Aguanga Basin, Wildomar, c. 2 mi east of Lake Elsinore, west side of Mission Trail, north of Victorian Lane 387 Comment
  RSA695597  Hemizonia wrightii Keith E. Hoffmaster 1937-6-6 s.n. Riverside Near Valle Vista, Hemet Valley. Comment
  UCR231748  Herniaria hirsuta subsp. cinerea John F. Green 2008-4-21 03- 04 Riverside Peninsular Range, south edge of Perris, drainage way between housing tracts, west of Goetz Rd. and Alabaster Loop, east of the San Jacinto River 457 Comment
  UC672095  Hesperocallis undulata Herbert L. Mason 1928-3-10 4208 Riverside Coachella Mountains, Hidden Springs Canyon Hidden Springs Canyon; Coachella Mountains, Hidden Springs Canyon Comment
  SEINET5866979 Image available Hesperoyucca whipplei var. whipplei Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28525 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  UC66545  Heteromeles arbutifolia E. A. Zumbro 1904-1 433 Riverside Cold Water Canyon; Santa Ana Mts. Comment
  UCR136161  Heteromeles arbutifolia A. C. Sanders 2004-6-20 28211 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  UC32766  Heterotheca grandiflora E. L. Koethen 1897-10-16 B Riverside w Riverside Comment
  CHSC99615  Hibiscus denudatus LeRoy Gross 2005-3-3 1589 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. Growing in sandy wash. 225 Comment
  JOTR29576  Hibiscus denudatus Andre, Jim 2006-4-6 6689 Riverside Joshua Tree National Park. Wilson Canyon, along Pinto Basin Rd 865 Comment
  RSA0021681  Hibiscus denudatus Jim Andre 2013-3-27 24814 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  SEINET156046  Hibiscus denudatus Norman C. Cooper 1944-4-8 1072 Riverside Andreas Canyon. 305 Comment
  UCR72231  Hibiscus denudatus Theo Glenn 1991-5-28 91- 110 Riverside Sonoran (Colorado) Desert, Mule Mountains 165 Comment
  NY43246  Hilaria rigida C. R. Annable 1995-3-16 2294 Riverside Ca. 13km NE of Desert Center, on Hwy 177 Comment
  SEINET4145699 Image available Hilaria rigida J. M. Andre 2013-3-27 24809 Riverside Rice Valley; E side of Arica Mountains, along Rice-Midland Rd., 2.2 mi. S of Rice 242 Comment
  RSA0047272  Hirschfeldia incana J. Mark Porter, Lauren E. Machen 1997-2-15 11419 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA495404  Hirschfeldia incana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2888 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA0031467  Hoffmannseggia glauca Kristin Forgrave, Josh Paolini 2013-8-7 27 Riverside At Ford Dry Lake, just north of I-10. Margins of lake bed. Comment
  CAS-BOT-BC207574  Hoffmannseggia microphylla Annie M. Alexander; Louise Kellogg 1941-5-17 2192 Riverside near Dos Palmas Comment
  CLARK-A1656-610  Hoffmannseggia microphylla Lois Ann Scott 1978-1-13 Riverside Indio Hills Comment
  SBBG3337  Hoffmannseggia microphylla H. and M. Dearing 1940-1-1 4072 Riverside Painted Cyn near Mecca Comment
  SD216481  Hoffmannseggia microphylla Carol R. Annable 1995-3-10 2260 Riverside 1.6 kilometers south of Lake Cahuilla County Park. Comment
  UCSB33254  Hoffmannseggia microphylla Miller, Brian 1963-6-1 Riverside Powerline Access Road, 1/2 mile SW of Biskra Palms 24 Comment
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Jun 1 2013
  UCR113935  Holcus lanatus Mitch Provance, A. C. Sanders 2000-7-4 2102 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  POM14417  Hordeum depressum P. A. Munz, I. M. Johnston 1922-5-18 5322 Riverside 3 miles south of Glen Ivy [now Glen Ivy Hot Springs]. Comment
  CLARK-A1528-65  Hordeum hystrix C. M. Flanagan 1973-5-20 OO 522 Riverside Morongo Indian Reservation Comment
  UCR174461  Hordeum intercedens A. C. Sanders, John F. Green 2006-5-18 32378 Riverside Peninsular Range, French Valley, Briggs Road, stream crossing just south of Los Alamos Road, upstream of Adobe Spring and west of Hwy 79 409 Comment
  UCR97285  Hordeum marinum Scott D. White 1993-3-12 1157 Riverside Perris-Aguanga Basin Region, near Winchester; Old Salt Creek Channel, between new flood control channel and Patton Ave 445 Comment
  SEINET3417769 Image available Hordeum murinum subsp. glaucum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16136 Riverside Sonoran (Colorado) Desert; mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point & I-10, Coachella Valley 329 Comment
  SEINET11678429  Hordeum vulgare J. F. Bright, Wyman, C. 1923-1 8088 Riverside near Palm Springs Comment
  SDSU9063  Horkelia bolanderi F. Youngberg 1933-8-28 Riverside Idyllwild Pines, San Jacinto Mtns. Comment
  CAS-BOT-BC148555  Horkelia clevelandii Scott D. White 1996-8-1 4431 Riverside Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area - San Jacinto Mts. 1828 Comment
  SD232793  Horkelia clevelandii Scott D. White 1996-8-1 4431 Riverside Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area. 1700 Comment
  SD187403  Hosackia crassifolia var. crassifolia R. E. Riefner Jr. 2007-6-16 07 264 Riverside City of Hemet, Bautista Canyon, 2.8 mi east of Fairview Ave. on Bautista Rd. 693 Comment
  UCR34974  Hulsea heterochroma L. B. Ziegler 1972-6-5 477 Riverside San Jacinto Mtns., Along road above Poppet Flats 1143 Comment
  CAS-BOT-BC312592  Hulsea vestita subsp. callicarpha F. R. Irvine 1958-6-27 s.n. Riverside Santa Rosa Indian Reservation Comment
  JEPS19516  Hulsea vestita subsp. callicarpha Peter H. Raven with R. Snow 1957-7-26 11098 Riverside 0.7 mi n Vista Grande Ranger Station (Banning--Idyllwild Road); San Jacinto Mountains Comment
  POM360726  Hulsea vestita subsp. callicarpha N. C. Cooper 1949-6-29 4310 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 Comment
  RSA126701  Hulsea vestita subsp. callicarpha David Kyhos 1958-5-16 58 -187 Riverside Palms to Pines Highway, 2.5 miles W of Aguanga turnoff, San Jacinto Mts. Comment
  RSA79077  Hulsea vestita subsp. callicarpha Percy C. Everett, E. K. Balls, Lee W. Lenz 1952-7-1 17273 Riverside 0.5 miles SE of Lake Fulmore on hwy from Banning to Idyllwild, San Jacinto Mts. 1219 Comment
  SD139749  Hulsea vestita subsp. callicarpha Darley F. Howe 1941-6-9 1281 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC312603  Hulsea vestita subsp. parryi C. F. Saunders 1915-6-1 s.n. Riverside Summit San Jacinto Comment
  JOTR16600  Hymenoclea salsola Vanderspek & Youse 1964-4-19 64534 Riverside Joshua Tree National Park. WILSON CANYON Comment
  RSA27452  Hymenoclea salsola I. L. Wiggins 1941-3-24 9576 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  RSA0048442  Hymenoclea salsola A. Lee Haines 1973-3-24 s.n. Riverside Whitewater River Canyon. 426 Comment
  JOTR32486  Hymenoxys cooperi La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2473 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast side of Quail Mountain; Steep, loamy, loose slopes just below the summit (Stop 3) Comment
  CAS-BOT-BC400801  Hypericum anagalloides Carl B. Wolf 1932-8-5 3960 Riverside San Jacinto Mts. 1st. Real, wet meadow on trail from Tahquitz Valley to San Jacinto Peak 2743 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
  SDSU12941  Hypochaeris glabra Jutta Buschbom 1991-6-3 20 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCR92180  Hypochaeris glabra D. L. Banks, Steve Boyd 1995-5-3 0190 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  CAS-BOT-BC219731  Hyptis emoryi R. F. Hoover 1966-10-15 10164 Riverside Dead Indian Canyon Comment
  CAS-BOT-BC219753  Hyptis emoryi E. A. McGregor 1917-3-18 730 Riverside 5 miles up Painted Canon [Canyon] Comment
  CAS-BOT-BC219755  Hyptis emoryi W. L. Jepson 1912-10-22 5250 Riverside Black Point, Riverside Mts. 137 Comment
  CLARK-A1528-5344  Hyptis emoryi John C. Roos 1965-12-4 Riverside Desert Center 365 Comment
  LA61608  Hyptis emoryi Nesta Dunn; A. M. Martin 1932-3-26 sn Riverside Box Canyon Comment
  RSA1268  Hyptis emoryi B. D. Stark 1930-4-1 1498 Riverside Near Cathedral City. Comment
  RSA600126  Hyptis emoryi Louis C. Wheeler 1959-12-27 7642 Riverside Chuckwalla Mountains. White Cloud Mine. Comment
  UC577724  Hyptis emoryi H. S. Yates 1936-4-6 5412 Riverside Palm Springs; San Jacinto Quad., Palm Springs Comment
  UCR137684  Hyptis emoryi G. A. Reese, S. Kaime 1998-4-6 4719 Riverside Sonoran (Colorado) Desert, Berdoo Canyon Jeep Trail, near Joshua Tree National Park boundary, 10 mi NE of Indio 725 Comment
  UCSB44874  Hyptis emoryi Collins, Elizabeth 1977-3-29 Riverside East of N. Palm Springs, 2.5 miles up Thousand Palms Cyn. Rd. from Dillion Rd 91 Comment
  RSA33642  Iris hartwegii subsp. australis Robert L. Rutherford 1945-6-17 1672 Riverside Big Oaks Canyon, Banning. 1220 Comment
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Oct 19 2010
  RSA342043  Isocoma acradenia var. eremophila R. F. Thorne 1980-4-16 54104 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  UC1929839  Isocoma menziesii var. vernonioides Scott D. White, Angelia Carey and Linda Archa 2004-8-5 10667 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation. Comment
  UCR193358  Isoetes orcuttii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35625 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mi. WSW of Fleming Ranch, along nameless tributary of Herkey Creek 1585 Comment
  UCR60763  Isoetes orcuttii R. F. Thorne 1973-5-23 43853 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  UC196112  Isomeris arborea S. B. and W. F. Parish Apr 1882 28 Riverside Whitewater Colorado Desert (borders of Colorado Desert) Comment
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Jul 15 2009
  UC857716  Isomeris arborea Lewis S. Rose 1938-12-18 38323 Riverside Palm Springs 137 Comment
  UCR84606  Juglans californica Scott D. White, S. Ogg 1994-4-21 1947 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA612965  Juncus Darin L. Banks 1997-3-29 1634 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
  UCR264640  Juncus balticus Mitch Provance 2013-4-8 413- 02 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  CLARK-A1528-18  Juncus bufonius C. M. Flanagan 1973-5-22 OO 901 Riverside Santa Ana River Comment
  POM1545  Juncus bufonius H. M. Hall 1904-5-19 4954 Riverside Fairmont Park. Vicinity of Riverside. 244 Comment
  RSA198996  Juncus bufonius Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37449 Riverside Santa Rosa Plateau: Mesa de Colorado 671 Comment
  RSA500154  Juncus bufonius var. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3647 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  RSA552486  Juncus macrophyllus Steve Boyd, Timothy S. Ross 1992-2-21 6668 Riverside Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 701 Comment
  RSA368067  Juncus oxymeris H. de Forest, Jack Rempel 1932-10-22 s.n. Riverside Pines to Palms Highway. Comment
  VVC2001  Juncus oxymeris Tim Thomas, A. C. Sanders 2008-8-1 4558 Riverside Western San Jacinto Mtns., Cottonwood Ck, above Idylwild. 1402 Comment
  RSA505036  Juncus rugulosus Ed LaRue 1989-7-13 s.n. Riverside Santa Rosa Plateau, Tenaja Road where De Luz Creek crosses road, NW of Mesa de Colorado. 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
  SEINET10755901  Juncus rugulosus J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12832 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  UC1931232  Juncus rugulosus Scott D. White, Justin Wood 2008-7-10 12452 Riverside San Jacinto Mountains: Fobes Spring (Palm View Peak) Comment
  UC842785  Juncus saximontanus P. A. Munz 1922-6-30 5902 Riverside Santa Rosa 1981 Comment
  SBBG104053  Juncus xiphioides A. C. Sanders with O. F. Clarke 1991-6-10 11136 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  UCR49718  Juncus xiphioides B. G. Pitzer, H. P. Hall, J. L. Hall 1987-5-23 0578 Riverside San Bernardino Mtns., Whitewater Canyon, c. 0.25-0.50 mi north of Trout Farm, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road. 732 Comment
  LA6549  Juniperus californica Harlan Lewis; 1939-10-22 1039 Riverside Santa Rosa Mountains, Pinyon Flats, Pines to Palms Highway 1219 Comment
  NY21031  Juniperus californica C. L. Hitchcock 1940-4-3 5933 Riverside 1.5 mi NE of Cottonwood Spring along 29 Palms Rd, Joshua Tree National Monument Comment
  UCR121100  Juniperus californica A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24959 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR60710  Juniperus californica John F. Emmel 1976-3-17 542 Riverside Southern Mojave Desert, canyon 0.8 air mi north of peak 4353, NE slope of Granite Mtns, WSW of Rice. 976 Comment
  UCSB15610  Juniperus californica Holmes, John 1963-5-5 Riverside Along California Highway 74 at Pinyon Flats Campground, 16.3 miles west of Junction with California Highway 111 1219 Comment
  HSC25951  Justicia californica R. W. Spjut 1972-1-6 2105 Riverside Colorado Desert, along Hwy. 195, E of Indio 0 Comment
  JEPS121570  Justicia californica Adam C. Schneider with Will Freyman 2014-2-16 383 Riverside Box Canyon Road. Comment
  LA202795  Justicia californica S. B. Parish; 1907-4-18 6126 Riverside western border of the Colorado Desert 45 Comment
  UC672446  Justicia californica H. L. Mason 1927-3-11 4251 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  UCR233155A  Justicia californica Jim Andre, Glenn L. Clifton 2011-2-22 17456 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR3333  Justicia californica Warren Mouw 1964-3-24 640324- 25 Riverside Sonoran (Colorado) Desert, road through Joshua Tree National Monument, between Twentynine Palms and Hwy 60, 3 miles from park exit [south end, near Cottonwood Springs] 856 Comment
  UCSB9384  Justicia californica Ralph, F. 1959-5-17 Riverside 2.7 miles south of Palm Desert City limits; Colorado Desert 457 Comment
  RSA793567  Kallstroemia californica Duncan S. Bell 2012-9-13 4191 Riverside Rice Valley; east side of the Arica Mountains; approximately 6 air miles southeast of the ghost town of Rice and approximately 5.5 air miles east of Priests Well. 202 Comment
  RSA221035  Keckiella antirrhinoides E. W. Lathrop 1966-3-23 6075 Riverside Skyline Drive, 4 mi. W of Corona, Tine Mine Canyon 305 Comment
  RSA339618  Keckiella antirrhinoides Robert F. Thorne, W. A. Tilforth 1980-5-28 54209 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  UCR270318  Keckiella antirrhinoides T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8340 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 384 Comment
  LA209283  Keckiella antirrhinoides var. antirrhinoides W. E. Pequegnat; 1939-4-8 21 Riverside Santa Ana Mts Comment
  SD37433  Keckiella antirrhinoides var. antirrhinoides Florence Post 1931-5-1 2051 C Riverside Lake Elsinore Region Comment
  UCR91419  Keckiella antirrhinoides var. antirrhinoides Scott D. White 1995-4-5 2722 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  CAS-BOT-BC246201  Keckiella rothrockii Ralph Hoffmann 1929-9-6 s.n. Riverside Near Tahquitz Pk., San Jacinto Mts. Comment
  RSA797607  Keckiella rothrockii subsp. jacintensis Robert F. Thorne, Walter Wisura 1977-9-17 50766 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  POM206592  Koeleria macrantha H. M. Hall 1901-06 2066 Riverside South side of San Jacinto Mountains 1524 Comment
  POM49562  Koeleria macrantha P. A. Munz 1924-7-28 8810 Riverside Pine Flats 1738 Comment
  UC38701  Koeleria macrantha H. M. Hall June, 1901 2066 Riverside s side San Jacinto Mountains; s side San Jacinto Mountains 1524 Comment
  UCD85970  Koeleria macrantha F. M. Reed 1924-4-20 5133 Riverside Kyle canon on Box Springs Mountain. 426 Comment
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May 1 2011
  HSC47328  Krameria bicolor R. W. Spjut, C. E. Edson 1978-5-6 5028 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center 335 Comment
  SBBG46421  Krameria bicolor C. H. Muller 1952-5-20 9512 Riverside Whitewater Cyn Comment
  LA45697  Krameria erecta J. A. Ewan; 1931-4-4 4141 Riverside McCoy Mountains Comment
  RSA273332  Krameria erecta J. P. Smith, J. O. Sawyer 1973-6-10 6885 Riverside Joshua Tree National Monument. Comment
  RSA409440  Krameria erecta George B. Grant 1906-05 6786 Riverside Palm Springs Comment
  RSA718769  Krameria erecta Michael Honer, L. Hulse 2004-4-4 1933 Riverside SW base of Cottonwood Mtns., near MWD aqueduct, appx. .75 mi. N of I-10. E edge of Pinkham Wash. 488 Comment
  POM6906  Krameria grayi P. A. Munz 1919-5-7 2746 Riverside Palm Springs. 183 Comment
  RSA408602  Krameria grayi Jack Rempel 1932-11-13 16121 Riverside 6 miles up Palm Wash Comment
  RSA801712  Krameria grayi Keith E. Hoffmaster 1935-3-31 s.n. Riverside Palm Springs. Comment
  UC1329866  Krameria grayi James E. Cole 1941-5-22 768 Riverside Joshua Tree National Monument Ruby Lee Mill Site; , Ruby Lee Mill Site 914 Comment
  UCR177329  Krameria grayi Scott D. White, Michael Honer 2003-5-13 9237 Riverside San Bernardino Mtns, Whitewater Canyon, c. 2 miles north of Bonnie Bell 640 Comment
  RSA775443  Lactuca serriola Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4445 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
  UC1146062  Lamarckia aurea C. L. Hitchcock, C. V. Muhlick 1964-3-17 23114 Riverside 10 mi n of Pala (along road to Elsinore) Comment
  RSA552686  Lamium amplexicaule Steve Boyd 1992-2-26 6694 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR3813  Langloisia matthewsii Frank C. Vasek 1964-4-12 640412- 07 Riverside Sonoran (Colorado) Desert, 29 Palms Road, 2.9 mi south of San Bernardino Co line, 1.5 mi from the junction with Rice Road Comment
  RSA469612  Langloisia setosissima subsp. setosissima Anstruther Davidson 1920-4-6 s.n. Riverside 4 miles from Shaver's Well, [toward] Mecca Comment
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Nov 19 2011
  RSA703743  Langloisia setosissima subsp. setosissima LeRoy Gross 2005-3-3 1565 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  CAS-BOT-BC166024  Larrea tridentata Marian L. Campbell 1921-3-19 61 Riverside Palm Springs Comment
  LA209866  Larrea tridentata Miss Helflaud; March 1925 8723 Riverside Palm Springs Comment
  RSA761045  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 151 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  SBBG109171  Larrea tridentata D. Wilken with G. A. Wilken 1997-11-1 15373 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  SEINET3132201  Larrea tridentata Unknown 1906-5-1 229 -6724 Riverside Colorado Desert at Palm Springs, southern California Comment
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Jul 29 2013
  RSA390026  Larrea tridentata Anstruther Davidson 1893-03 s.n. Riverside [Unspecified] Comment
  CHSC273  Lasthenia californica S. Westerberg 1938-4-1 Riverside Lake Elsinore. Comment
  RSA673634  Lasthenia coronaria Scott D. White, Tasha La Doux 2000-4-20 7707 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  UCR116965  Lasthenia coronaria A. C. Sanders, T. B. Salvato 2001-5-3 24090 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR91424  Lasthenia coronaria Scott D. White 1995-3-30 2657 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  CAS-BOT-BC329165  Lasthenia glabrata subsp. coulteri P. A. Munz; D. Keck 1922-4-15 4990 Riverside San Jacinto Lake near Moreno 365 Comment
  RSA660556  Lasthenia gracilis Lydia Paneri 1982-4-17 14 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Comment
  UC218251  Lasthenia gracilis P. A. Munz and I. M. Johnston 1922-3-20 5452 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1371 Comment
  UCR94263  Lasthenia gracilis Scott D. White 1996-4-14 3896 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  RSA495457  Layia platyglossa Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2985 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  SD239606  Layia platyglossa A. C. Sanders, T. B. Salvato 2011-3-28 38807 Riverside Peninsular Range: Perris-Aguanga Basin Region: Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-125 Fwy (Romoland 7.5'Q) 434 Comment
  UCR103184  Layia platyglossa Scott D. White, Julie Greene 1997-3-12 4788 Riverside Perris Basin, Sun City, near Interstate Hwy 215, south of Perris and north of Menifee, low hills east of Bavaria Drive 488 Comment
  RSA556491  Lepidium dictyotum var. acutidens Julie Greene 1993-3-13 1063 Riverside On the berm between the western ponds 440 Comment
  SD134502  Lepidium dictyotum var. acutidens Craig Reiser 1991-4-30 Riverside South of Lake Perris and in alkaline flats north of San Jacinto River Comment
  CAS-BOT-BC89431  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottonwood Springs wash. Comment
  CAS-BOT-BC89584  Lepidium lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mile below Cottonwood Spring. Comment
  RSA357784  Lepidium lasiocarpum R. F. Thorne 1973-3-30 42672 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA784722  Lepidium lasiocarpum Duncan S. Bell 2012-3-18 3209 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
  POM93985  Lepidium lasiocarpum Marcus E. Jones 1926-2-19 s.n. Riverside West of Indio, Riverside County Comment
  CAS-BOT-BC89753  Lepidium latipes A. C. Sanders 1993-5-12 14000 Riverside Hemet, southwest corner of the intersection of Florida Avenue (Highway 74) and Warren Road. 457 Comment
  UCR121785  Lepidium latipes A. C. Sanders, Carolyn Washburn 2001-4-17 24047 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  UCR107718  Lepidium nitidum A. C. Sanders 1997-3-1 19741 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR180109  Lepidium nitidum Mitch Provance 2003-4-26 9894 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
  UCR26523  Lepidium pinnatifidum A. C. Sanders, S. Hagopian 1981-5-20 1258 Riverside Peninsular Range, Wolf Valley, SE of Temecula, NE of State Hwy S16 along road to sod farm 329 Comment
  RSA557312  Lepidium pinnatifidum Julie Greene, S. D. Boyd, Dave Bramlet, Hilda Flores, Helga Ochoterana 1993-7-9 1412 Riverside San Jacinto Wildlife Area: from the edge of drying flood area. 433 Comment
  CAS-BOT-BC60107  Lepidium virginicum var. menziesii Mary F. Spencer 1919-6-18 1327 Riverside San Jacinto Mountains. 1615 Comment
  UCR94956  Lepidium virginicum var. pubescens Scott D. White 1996-8-15 4469 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  RSA524421  Lepidium virginicum var. robinsonii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-3 4113 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
  UCR117098  Lepidium virginicum var. robinsonii A. C. Sanders, T. B. Salvato 2001-5-16 24305 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UCR220117  Lepidium virginicum var. robinsonii D. E. Bramlet 1998-6-4 2633 Riverside North Domenigoni Hills, 3.8 mi. ESE (97 deg. ) of Winchester 608 Comment
  UCR277748  Leptochloa fusca subsp. uninervia Mitch Provance 2012-10-15 1012- 08 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  SDSU3131  Leptodactylon californicum Stan Mather 1938-5-13 Riverside Lake Elsinore. Comment
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Jul 8 2009
  CAS-BOT-BC123158  Leptodactylon californicum subsp. leptotrichomum Patricia J. Gordon 1981-5-2 836 Riverside Santa Ana Mts., CA Hwy 74 ca. 1 km N of Ortega Oaks (Cleveland Nat. Forest). 700 Comment
  RSA508013  Leptosiphon ciliatus Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2295 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  POM256715  Leptosiphon floribundus subsp. glaber Robert Patterson 1940-5-25 s.n. Riverside Modjeska Pk.; Santa Ana Mts. 1616 Comment
  POM3569  Leptosiphon floribundus subsp. glaber Robinson, Crocker 1916-3-28 s.n. Riverside Santa Ana Mountains. Comment
  POM364642  Leptosiphon liniflorus N. C. Cooper 1949-6-29 4324 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  RSA500979  Leptosiphon parviflorus Steve Boyd, L. Arnseth, T. S. Ross 1989-4-1 3144 Riverside Vail Lake area, ridge along N edge Oak Mountain, 1.5-2.0 miles W of the dam. 518 Comment
  RSA49186  Lesquerella tenella P. A. Munz 1949-4-12 13035 Riverside North base of Eagle Mts., Mojave Desert 945 Comment
  UC990719  Lesquerella tenella Roxana S. Ferris 1953-3-13 12607 Riverside road along Coachella Canal e Bat Caves Buttes (near Imperial County Line); along Coachella Canal, e of Bat Caves Buttes Comment
  CAS-BOT-BC339364  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-2 2929 Riverside Top of control on road to Hemet, Mt. San Jacinto Comment
  SBBG34762  Lessingia glandulifera var. glandulifera S. D. White 2000-8-5 8096 Riverside near Mountain Center, unnamed ephemeral drainage (tributary to S fk San Jacinto River) 1402 Comment
  RSA618424  Limonium perezii D. L. Banks 1997-5-5 1951 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. Approximately 50 m east of the intersection between Vail Ranch Parkway., Redhawk Parkway and Nighthawk Pass. 378 Comment
  RSA180406  Linanthus androsaceus subsp. luteolus E. W. Lathrop 1965-5-9 5735 Riverside 6 miles W of Murrieta. Comment
  UC455667  Linanthus ciliatus I. J. Condit 1910-6-24 Riverside Strawberry Valley San Jacinto Mts. 914 Comment
  RSA689560  Linanthus dianthiflorus Scott D. White, Michael Honer 2003-4-25 9106 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  SDSU13337  Linanthus dianthiflorus Tom Duffy, Taria Sagar 2000-4-29 5 Riverside Two hundred meters NE of Santa Margarita Ecological Reserve. 320 Comment
  UC218248  Linanthus dianthiflorus P. A. Munz and I. M. Johnston 1922-5-20 5443 Riverside Hemet Valley San Jacinto Mts. 1386 Comment
  UCR256805  Linanthus dianthiflorus T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7863 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 500 Comment
  UC106872  Linanthus filipes M. M. Miles 1891-1 Riverside San Jacinto Comment
  UCR133508  Linanthus lemmonii G. R. Ballmer 1998-4-18 s.n. Riverside San Jacinto Mtns. Foothills, Friendly Hills Ranch, SE of Hemet at end of Fairview Ave., near mouth of Bautista Canyon 854 Comment
  UC1595629  Linanthus liniflorus Steve Boyd and Dave Bramlet 1991-5-13 6253 Riverside ese of Winchester (n side of Domenigoni-Diamond Valleys, ridge top s of s end of Warren Rd); Domenigoni Hills 548 Comment
  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
  RSA612689  Linaria canadensis var. texana D. L. Banks 1997-3-29 1609 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  UCR27119  Lithophragma affine T. P. Krantz 1982-5-25 s.n. Riverside Peninsular Range; San Jacinto Mtns., Baldy Mountain mesa above the west end of Garner Valley 1585 Comment
  RSA585626  Lithophragma affine subsp. affine D. L. Banks, Steve Boyd 1995-3-15 0061 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 689 Comment
  SDSU13696  Lobularia maritima James C. Dice, Virginia Moran 1987-11-28 759 Riverside South rim of Temecula Gorge, in dirt road near locked gate. T8S, R3W, NE 1/4 of SE 1/4 of Section 27. 305 Comment
  UCR21947  Loeflingia squarrosa Steve Boyd 1980-4-13 120 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  RSA340182  Loeseliastrum matthewsii R. F. Thorne, W. A. Tilforth 1980-5-28 54184 Riverside Rocky, W-facing slope of Whitewater ridge above old bridge. Comment
  SEINET3005058  Loeseliastrum matthewsii G. Rink 2011-4-29 10496 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  RSA468346  Loeseliastrum schottii Miss Hutchinson 1926-3-1 s.n. Riverside Colorado Desert. [county unspecified] Comment
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Sep 7 2016
  CAS-BOT-BC342263  Logfia filaginoides L. R. Abrams 1926-3-27 11133 Riverside Between Whitewater and Cabazon Comment
  RSA0121171  Logfia filaginoides Duncan S. Bell, LeRoy Gross 2016-3-30 9179 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  UCR126973  Lolium perenne A. C. Sanders, T. B. Salvato 2003-5-9 26591 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  POM14426  Lolium temulentum var. arvense P. A. Munz, I. M. Johnston 1922-5-19 5382 Riverside 8 miles NE of Murietta. 412 Comment
  RSA192214  Lomatium dasycarpum subsp. dasycarpum E. W. Lathrop 1959-4-17 4494 Riverside 14 miles west of Murrieta. Tenaja Plateau. West slope of Redonda Mesa. Comment
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Apr 28 2011
  UCR151411  Lomatium dasycarpum subsp. dasycarpum D. L. Banks 1997-3-6 1404 Riverside NW Palomar Mountains, Agua Tibia Mountains, Pechanga Indian Reservation. 'Fiesta Ground' east of Pechanga Creek along the N fork of Pechanga Creek at the E end of the Reservation 482 Comment
  RSA97151  Lomatium dasycarpum subsp. dasycarpum F. W. Peirson 1922-5-19 4461 Riverside 3 miles northeast of Murrieta. Comment
  RSA0105316  Lomatium lucidum Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4039 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UC1979535  Lomatium lucidum Darin L. Banks 1995-4-11 177 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
  JOTR30248  Lomatium mohavense Leary, C. and Leary, Pat 1979-5-5 2986 Riverside Joshua Tree National Park. Above Covington Flat, Joshua Tree National Monument, T2S R7E sec 6 Comment
  RSA795513  Lomatium mohavense C. P. Cowan 1978-4-23 1235 Riverside Santa Rosa Mountains. 17.3 mi (27.2 km) S and W on Hwy 74 from jct w/111 at Indian Wells. San Bernardino National Forest. Whittaker transect no.W-221(voucher). 1180 Comment
  UC875217  Lomatium utriculatum Marcus E. Jones, A. M. 1882-4-25 3172 Riverside San Jacinto Comment
  POM3169  Lomatium vaginatum Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, near shore of L. Elsinore. Comment
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Jul 8 2009
  UCR104803  Lonicera interrupta A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20678 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
  UCR170129  Lonicera japonica Jeffrey Ross 1998-6-4 152 Riverside Upper Santa Ana River/San Bernardino Valley, Ravine at NW corner of Canyon Crest Drive and University Avenue, across from UC Riverside 305 Comment
  RSA666631  Lonicera subspicata A. C. Sanders, Mark Elvin, Vipul Joshi 2002-4-26 25022 Riverside The Badlands: canyon above Eden Hot Springs. 549 Comment
  UCR54454  Lonicera subspicata A. C. Sanders, E. J. Lawlor 1988-10-22 8733 Riverside Peninsular Range; Santa Rosa Mountains, Pinyon Flats area, c. 0.5 mi west of the Dolomite Mine 1200 Comment
  CHSC201  Lonicera subspicata var. denudata E. Thomas 1940-3-10 Riverside San Jacinto Foothills. Comment
  RSA296118  Lotus B. A. Prigge 1980-8-11 3889 Riverside San Bernardino Mountains, Whitewater Canyon: 1.1 miles N of Interstate 10. 473 Comment
  RSA645617  Lotus argophyllus Scott D. White 1994-4-21 1994 Riverside Millard Canyon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring. 915 Comment
  SEINET10450468  Lotus argophyllus var. ornithopus David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-15 Dunn 20758 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
  JEPS55400  Lotus argyraeus var. argyraeus W. L. Jepson 1901-5-25 1440 Riverside Coyote Canyon near El Toro (Journey from Riverside to Santa Rosa Peak and Palomar); Coyote Canyon Comment
  UCR88297  Lotus hamatus A. C. Sanders, K. C. Rose 1995-4-5 16370 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR174614  Lotus heermannii Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 347 Riverside Peninsular Ranges; San Jacinto Mtns., Turnout south of Mt. Edna Road along Calif. Hwy 243 1143 Comment
  UCR120807  Lotus humistratus Ian G. Gillespie 2000-4-19 8 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 30 m south of DePalma Road 427 Comment
  UCR214270  Lotus humistratus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37740 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  POM259181  Lotus nevadensis var. nevadensis P. A. Munz 1938-8-13 15328 Riverside Cedar Spring, north base of Santa Rosa Peak 2287 Comment
  UCR193882  Lotus purshianus A. C. Sanders 2008-7-25 35895 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1543 Comment
  JOTR30144  Lotus rigidus La Doux, Tasha 2008-2-4 1710 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  SEINET3558565 Image available Lotus rigidus Lewis S. Rose 1938-12-22 38336 Riverside 15 miles southwest of Cathedral City Palms to Pines Highway, San Jacinto Mountains. 671 Comment
  POM320471  Lotus salsuginosus var. salsuginosus Greg Wright 1971-4-17 12 Riverside Corona Skyline Drive, southwest of Corona, Cleveland National Forest. 366 Comment
  RSA629027  Lotus salsuginosus var. salsuginosus Scott D. White 1998-6-28 6791 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  RSA676090  Lotus salsuginosus var. salsuginosus Scott D. White 2001-4-13 8321 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  RSA0020377  Lotus scoparius Duncan S. Bell, Keir Morse 2013-3-30 4665 Riverside A small hidden spring in an unnamed canyon to the east of Snow Canyon, about 1.8 air miles southwest of Windy Point. 482 Comment
  UCR137561  Lotus scoparius subsp. brevialatus A. C. Sanders 2004-5-5 27760 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
  UCR187500  Lotus scoparius subsp. brevialatus Theresa Johnson 2006-5-11 098 Riverside Peninsular Range;, Santa Rosa Plateau, Los Alamos Canyon above confluence with San Mateo Canyon 427 Comment
  UCR22692  Lotus scoparius subsp. brevialatus N. R. Zabriskie, W. W. Zabriskie 1973-4-6 635 Riverside Peninsular Range, San Jacinto Mountains; Sonoran (Colorado) Desert, Mesa SE of Andreas stream in the 1st 0.25-mile opposite and south of junction with 'Norh Canyon', Andreas Canyon; E slope of mountains (Site A-9) 366 Comment
  HSC98274  Lotus scoparius var. brevialatus D. W. Snell 1964-3-26 16 Riverside 1.5 mi. E of Hwy. 79, 5 mi. S of Hemet. Comment
  RSA406895  Lotus scoparius var. brevialatus N. C. Cooper 1944-4-8 1058 Riverside Andreas Canyon. 305 Comment
  UCR270748  Lotus scoparius var. scoparius T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8365 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
  CSUSB1196  Lotus strigosus Ed West 1972-5-5 4 Riverside San Jacinto Mountains San Jacinto Mountains. 15.3 miles from Banning on the Palms to Pines Highway. 1746 Comment
  CSUSB1246  Lotus strigosus Leland E. Francois 1966-3-6 3666 2 Riverside One mile north of Lakeview, Calif. on a dirt road (no name) which runs north directly out of town. 448 Comment
  JOTR32140  Lotus strigosus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2296 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy, braided ephemeral wash flowing northeast (Stop 2) Comment
  RSA779805  Lotus strigosus Duncan S. Bell 2009-3-9 104 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  UCR113166  Lotus strigosus A. C. Sanders 1998-3-11 21677 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near high water line of reservoir under construction 518 Comment
  UCR177997  Lotus strigosus S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR269115  Lotus strigosus Orlando Mistretta, Duncan S. Bell, et al. 2010-4-12 4502 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 526 Comment
  UCR165809  Lotus strigosus var. tomentellus John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  RSA554205  Lotus tomentellus Theo. Glenn 1991-5-2 91 -14 Riverside McCoy Mountians, NW of Blythe. (T4S, R20E, sec. 32). 350 Comment
  RSA388393  Lotus unifoliolatus R. F. Thorne, S. D. Boyd, E. W. Lathrop 1985-7-18 61205 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
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Nov 13 2015
  UCSC000929  Lotus wrangelianus Peter Kamb 1947-5-17 514 Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  CLARK-A1528-6667  Ludwigia peploides Ken F. Clarke 1971-9-7 Riverside Santa Ana River Comment
  RSA736657  Ludwigia peploides Justin M. Wood 2008-7-16 29 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  JEPS64940  Lupinus arizonicus S. B. Parish 1920-3-25 20021 Riverside Murray Canyon Colorado Desert, Palm Springs (Palm Springs, Southern California) Comment
  RSA0049854  Lupinus arizonicus Jim Andre 2014-1-27 26668 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA124415  Lupinus arizonicus Percy C. Everett, E. K. Balls 1958-4-29 23019 Riverside U. S. Hwy. 60/70, Indio to Blythe, 1 mi. W. of Cactus City. Comment
  RSA48403B  Lupinus arizonicus E. K. Balls 1949-4-2 12894 Riverside Between Mecca and Mortmar on Hwy 111 -61 Comment
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Jun 24 2012
  RSA86946  Lupinus arizonicus F. W. Peirson 1920-3-16 703 Riverside Sandy places opposite mouth of Andreas Canyon, Southwest of Palm Springs. Comment
  UCR201472  Lupinus bicolor Scott D. White, Justin M. Wood 2008-6-5 12083 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  POM157897  Lupinus bicolor subsp. microphyllus Philip A. Munz 1927-5-21 10895 Riverside Coahuila Valley. 1372 Comment
  RSA776230  Lupinus concinnus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 874 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 762 Comment
  SBBG69034  Lupinus concinnus M. N. Ackley -Mar-1922 524 Riverside Murrieta Hot Springs 398 Comment
  RSA561012  Lupinus concinnus subsp. concinnus Steve D. Boyd, Tim S. Ross 1992-5-4 7198 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA494642  Lupinus densiflorus var. lacteus B. L. Phillips 1988-4-29 s.n. Riverside Vail Lake, E of Temecula, in canyon S of, and draining into, SW finger of lake. Comment
  CAS-BOT-BC216681  Lupinus excubitus subsp. hallii Carl B. Wolf 1932-5-25 3687 Riverside Gilman Ranch in the foothills of Banning 853 Comment
  CAS-BOT-BC216696  Lupinus excubitus var. excubitus P. C. Everett 1935-6-18 7182 Riverside 1 mile from Ortega Highway, Main Divide Motorway to Santiago Peak, Santa Ana Mountains 731 Comment
  POM2498  Lupinus excubitus var. hallii L. T. Street, Durant 1918-5-12 s.n. Riverside San Jacinto. Comment
  RSA171372  Lupinus formosus J. D. Olmsted 1962-5-3 3541 Riverside Along road from Santa Rosa Indian Reservation to Old village, West of Santa Rosa Peak 1494 Comment
  RSA413637  Lupinus formosus var. formosus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA678414  Lupinus hirsutissimus Michael Wall 2003-4-6 312 Riverside Vacant lot off Ramona Expressway at Donna Ave adjacent to Soboba Health Clinic. Property for sale and future housing development. 506 Comment
  RSA5514  Lupinus latifolius subsp. parishii Carl B. Wolf 1932-8-5 3951 Riverside On trail from Tahquitz Valley to San Jacinto Peak; head of a fork of Tahquitz Creek. San Jacinto Mountains. 2744 Comment
  SD136844  Lupinus latifolius var. parishii Steve Boyd 1992-4-15 6851 Riverside Santa Ana Mountains, San Mateo Canyon wilderness Area, Bluewater Canyon along Bluewater Tr. Downstream to the confluence with San Mateo Creek 334 Comment
  SD28123  Lupinus latifolius var. parishii Carl B. Wolf 1932-8-5 3951 Riverside San Jacinto Mountains 1st real wet meadow of trail from Tahquitz Valley to San Jacinto Peak 2743 Comment
  UCSB3284  Lupinus microcarpus var. densiflorus Bobkowski, Jr., Vincent 1960-5-15 Riverside Van de Venter Flats, approx. 25 miles south of Idyllwild on State Highway 74 Comment
  UCR132485  Lupinus shockleyi Chris E. True 2004-3-4 s.n. Riverside Coachella Valley, Windy Point, south side of point 311 Comment
  RSA414837  Lupinus sparsiflorus Freda Detmers 1933-3-25 17156 Riverside Between Banning and Cabazon. Comment
  UC1537125  Lupinus sparsiflorus Gordon H. True Jr. 1935-3-15 113 Riverside Box Springs 396 Comment
  UCR103278  Lupinus sparsiflorus B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3585 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR279330  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2017-3-23 42910 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  RSA414273  Lupinus sparsiflorus subsp. sparsiflorus N. C. Cooper 1944-4-8 1083 Riverside Andreas Canyon. 305 Comment
  RSA607352  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1938-5-1 1612 Riverside Peninsular Ranges: San Jacinto Valley; Hemet. Comment
  RSA659377  Lupinus sparsiflorus subsp. sparsiflorus Bruce Albert 1982-4-17 66 Riverside Hillside west of Lake Mathews Road, 2 miles south of Cajalco Road. Comment
  RSA605684  Lupinus truncatus R. S. Woglum 1938-5-1 1611 Riverside Peninsular Ranges: San Jacinto Valley; Hemet. Comment
  RSA701346  Lupinus truncatus Michael Wall, Susan G Jett, Perez, Garcia 1994-6-1 60 Riverside S of Hemet, 0.2 mi W of Benjie Lane off Hwy R-3. Associated plants include Salvia apiana, Adenostema fasciculatum, annuals, and exotic grasses. 168 Comment
  SFV9217  Lupinus truncatus J. H. Lane 1972-4-9 66 Riverside Pauba Valley in vicinity of Temecula. Highway 71, 1 road mile west of junction of Highway 395 and Highway 71. Slope of low hills to east of road. Comment
  UCR270392  Lupinus truncatus John F. Emmel 1998-5-2 1545 Riverside San Jacinto Mtns., SW foothills, Bautista Canyon, 0.8 road mile SE of national forest boundary 729 Comment
  RSA69479  Luzula comosa F. W. Peirson 1922-5-19 3039 Riverside San Jacinto River. 1143 Comment
  RSA799075  Lycium andersonii Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6871 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  UC140137  Lycium andersonii C. F. Baker 1904-4-4 4145 Riverside Elsinore Comment
  RSA428584  Lycium brevipes var. brevipes Louis C. Wheeler 1931-11-26 384 Riverside 1/4 mi. SW Salton BM. Sea level. Comment
  JOTR36472  Lycium parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3440 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  UCR116479  Lythrum hyssopifolia A. C. Sanders, T. B. Salvato 2001-5-25 24379 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR149982  Lythrum hyssopifolia Scott D. White, Angelia Carey 2004-5-7 10332 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR237479  Machaeranthera pinnatifida subsp. gooddingii Duncan S. Bell 2010-3-20 620 Riverside Riverside Mountains, in the vicinity of Calzona Mine, c. 2 air mi northeast of Riverside Mountain Peak 232 Comment
  RSA674920  Mahonia dictyota Scott D. White, P. De Vries 2000-4-25 7735 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  RSA496120  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3054 Riverside Vail Lake area, 0.75 miles N of dam, at edge of dissected bench, S flank Oak Mountain 518 Comment
  UCR40080  Malacothamnus fasciculatus Steve Boyd 1985-7-23 1026 Riverside Peninsular Range, De Luz Road, 9.8 mi. west of Rancho California 244 Comment
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Oct 17 2006
  POM12044  Malacothrix californica Mary F. Spencer 1921-4-16 406 Riverside Banning 701 Comment
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Mar 13 2011
  POM157908  Malacothrix clevelandii P. A. Munz 1927-5-20 10813 Riverside 10 miles south of Hemet Comment
  RSA727393  Malacothrix glabrata Naomi Fraga, Lisa Rojas 2005-2-10 1385 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UCR227695  Malacothrix glabrata Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-3-30 111 Riverside Colorado Desert; Northeastern Colorado Desert region, Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  POM285601  Mammillaria dioica Lyman Benson 1952-3-23 14844 Riverside Mountainsides above Cathedral City on the Palms-to-Pines Highway. Mt. Range San Jacinto. 701 Comment
  UC1713780  Mammillaria tetrancistra P. A. Munz and D. Keck 1922-4-13 5016 Riverside Chuckawalla Mts. Colo. Desert Comment
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Aug 28 2016
  RSA441213  Marah macrocarpa M. V. Hood 1945-3-26 s.n. Riverside Aguanga. 610 Comment
  SEINET272334  Marah macrocarpa A. C. Sanders, G Waines; Et Al 1997-3-12 19909 Riverside Lake Skinner Area; upper Rawson Canyon 2.5mi NNE of Skinner Lake 1 mi SW of Crown Valley 595 Comment
  UCR163589  Marah macrocarpa O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR232049  Marah macrocarpa John F. Green 2008-4-15 0408- 12 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR96803  Marah macrocarpa A. C. Sanders 1997-3-1 19755 Riverside Box Springs Mountains, E side of Pigeon Pass Valley c. 1/2 mile NW of Lawless Ranch, east of intersection of Hidden Springs Road and Pigeon Pass Road. 579 Comment
  POM9573  Marah macrocarpa P. A. Munz 1920-2-28 3270 Riverside 3 miles west of Corona. 305 Comment
  UCR174521  Marrubium vulgare A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32493 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
  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
  UCR92697  Matricaria matricarioides A. C. Sanders, O. F. Clarke, et al. 1996-4-13 18039 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  RSA715693  Matricaria occidentalis A. C. Sanders 2003-5-9 26580 Riverside San Jacinto Valley: west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  CSUSB1094  Medicago sativa Shirley Hill 1963-3-31 630331 2 Riverside Corner of 8th and Lincoln in Banning. 100 feet from road. Comment
  CSUSB1307  Medicago sativa C. M. Flanagan 1971-4-23 Riverside Southeast corner of the UCR campus garden project in the city of Riverside. Comment
  SD146223  Melia azedarach A. C. Sanders 1997-5-1 20616 Riverside Lake Skinner area: Old house site at gated road junction in to Shipley Reserve area, ca. 1.0 km northeast of Lake Skinner in mouth of Rawson Creek Canyon. 456 Comment
  UCR112800  Melia azedarach A. C. Sanders 1997-5-1 20616 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
  UCR112734  Melica californica A. C. Sanders, G. Helmkamp 1997-3-15 19916 Riverside Peninsular Range, Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 567 Comment
  SD146086  Melica frutescens A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23442 Riverside Menifee Valley: S of Newport Rd., N of Holland Rd., and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 438 Comment
  UCR112402  Melica frutescens A. C. Sanders, Mitch Provance, T. B. Salvato 2000-6-1 23442 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
  CAS-BOT-BC281602  Melica imperfecta W. A. Silveus 1938-4-16 2646 Riverside Near Elsinore Comment
  CAS-BOT-BC281607  Melica imperfecta Alice Eastwood; John Thomas Howell 1937-4-24 3905 Riverside Coldwater Canyon, Santa Ana Mts Comment
  RSA528073  Melica imperfecta Scott D. White 1991-4-10 91 -47 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, & S of Cactus Valley Road. 610 Comment
  UCR202408  Melica imperfecta Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR216402  Melica imperfecta Mike Bell 2008-3-30 030 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  UCR2556  Melica imperfecta F. M. Reed 1905-5-7 742 Riverside Peninsular Range, Box Springs Mtns., spring near summit of Pigeon Pass, Riverside and vicinity Comment
  UCR88174  Melica imperfecta Karen Kirtland 1992-5-25 s.n. Riverside San Jacinto River between Nuevo Road and San Jacinto Avenue. 427 Comment
  POM19608  Melilotus albus Mary F. Spencer 1923-4-5 2197 Riverside San Jacinto. Comment
  RSA659352  Melilotus albus M. Duke, Christy Hightower, C. McElroy 1982-5-15 3 Riverside CA Hwy 74, just off highway E of Elsinore, 1 mi W of Hwy 15. Comment
  UCR241210  Melilotus indicus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 02 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, just inside gate at mouth of Hathaway Canyon 741 Comment
  UCR108743  Mentzelia affinis Scott D. White 1998-3-3 6088 Riverside Sonoran (Colorado) Desert, La Quinta/ Palm Desert area, Whitewater River channel at and near Miles Avenue crossing. 30 Comment
  UC1929461  Mentzelia desertorum Scott D. White 2001-4-12 8307 Riverside COLORADO DESERT: 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. Comment
  JEPS20770  Mentzelia involucrata Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13257 Riverside 2.3 mi above Midland P.O. (U.S. gypsum mine property.); Little Maria Mts. Comment
  JOTR35063  Mentzelia involucrata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3515 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA692200  Mentzelia involucrata Scott D. White, Michael Honer 2003-5-14 9301 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA69585  Mentzelia involucrata F. W. Peirson 1933-4-13 10637 Riverside Road from Deep Canyon to Idyllwild. 610 Comment
  SBBG99189  Mentzelia involucrata W. L. Halvorson 1977-3-8 77 -94 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UC1080451  Mentzelia involucrata P. C. Everett and E. K. Balls 1958-4-29 23009 Riverside 6.5 mi e U.S. Hwy. 99 (U.S. Hwy. 60/70, Indio to Blythe.) 243 Comment
  UC192390  Mentzelia involucrata J. G. Lemmon April 1876 10 Riverside Colorado Desert, Whitewater River Comment
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Jan 15 2010
  UC196003  Mentzelia involucrata Joseph Grinnell 1910-3-18 Riverside Riverside Mt., Colorado River Comment
  UCR124003  Mentzelia involucrata George K. Helmkamp, E. A. Helmkamp 2001-4-14 6467 Riverside Coachella Valley, Indio Hills, 1.4 mi north of Ramon Rd on Avita Rd (Avita is 2.8 mi east of I-10) 46 Comment
  UCR244910  Mentzelia involucrata Jim Andre 2012-3-19 21379 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  POM13079  Mentzelia involucrata var. megalantha R. Evans 1921-3-30 s.n. Riverside Painted Canyon, near Mecca. Comment
  RSA0126944  Mentzelia longiloba var. longiloba Marcus E. Jones 1931-9-15 s.n. Riverside Hayfields. No. Colorado Desert. Comment
  RSA772122  Mentzelia veatchiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4833 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
  CAS-BOT-BC332724  Mercurialis annua O. F. Clarke 2011-2-27 s.n. Riverside Peninsular Range: Riverside. O.F. Clarke residence, 266 Frost Court, east edge of UCR campus 365 Comment
  RSA556457  Mesembryanthemum nodiflorum Julie Greene 1993-4-30 1261 Riverside San Jacinto Wildlife Area. N of San Jacinto River drainage. 433 Comment
  SBBG101673  Micropus californicus S. Boyd with Mistretta 1991-5-22 6302 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk 548 Comment
  CAS-BOT-BC348847  Microseris douglasii subsp. douglasii A. C. Sanders; K. C. Rose 1998-5-21 21860 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  UCR102895A  Microseris douglasii subsp. douglasii A. C. Sanders 1997-4-3 20168 A Riverside Lake Skinner area, N edge of large clay patch adjacent to the E side of the Skinner entrance road, c. 1-2 km NE of Borel Road. 473 Comment
  RSA543593  Microseris douglasii subsp. platycarpha Steve Boyd, Orlando Mistretta, Laurel Arnseth 1991-5-6 6145 Riverside Santa Ana Mts., S side of Elsinore Peak. 1036 Comment
  UCR104616  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-3-30 2299 Riverside Siegal Ranch Road approx. 95 m south of Cajalco Road and 976 m east of the intersection of Cajalco Rd. and Sierra Ave., c. 20 m west of Siegal Ranch Road 451 Comment
  UCR266781  Microseris douglasii subsp. platycarpha Mitch Provance, Matt Amalong 2015-3-25 315- 27 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  UCR267163  Microseris douglasii subsp. platycarpha Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 15 Riverside Temecula/Murrieta Region, Murrieta, S of Keller Rd., along dirt portion of Menifee Rd. (unmarked), on the old Clydesdale horse ranch 461 Comment
  UCR116960  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2001-5-3 24109 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR152633  Microseris lindleyi A. C. Sanders 2005-4-22 29590 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR172232  Microseris lindleyi John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  RSA0018771  Mimetanthe pilosa Philip A. Munz 1922-6-30 5913 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  RSA0018773  Mimetanthe pilosa Gary D. Wallace 2003-7-8 4035 Riverside Hidden Lake. Comment
  LA209165  Mimulus aurantiacus K. Kinsel; 1930-4-17 Riverside near Perris Comment
  RSA0036465  Mimulus aurantiacus var. pubescens J. M. Andre 2012-6-15 30526 Riverside San Jacinto Mountains: Along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  SDSU12851  Mimulus aurantiacus var. puniceus Janet M. Knotts with Jill Steinberg and Kevin Contreras 1998-3-25 25 III1998H Riverside Road to southwest of SDSU Santa Margarita Field Station, ca. 1000 feet S.W. on road to switchback, northwest of bend in road. 262 Comment
  UCR20747  Mimulus aurantiacus var. puniceus A. C. Sanders, Steve Boyd 1980-5-2 1442 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR91608  Mimulus aurantiacus var. puniceus D. L. Banks, Steve Boyd 1995-3-30 0132 Riverside Agua Tibia Mountains Watershed, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., west of the Dripping Springs Alcove, on the Woodchuck Trail 634 Comment
  CLARK-A1528-4229  Mimulus bigelovii John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA535794  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 823 Riverside 1.6 ESE of I-10 interchange at Desert Center along dirt road parallel to I-20 (S side of freeway), not far beyond, E of the Desert Center Pumping Station. 82 Comment
  UC886374  Mimulus bigelovii var. bigelovii I. W. Clokey 1935-4-17 4887 Riverside Cottonwood Springs Comment
  IRVC26260  Mimulus brevipes A. C. Sanders, D. Malueg 2003-5-8 26565 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek Perris-Aguanga Basin region 396 Comment
  JEPS9943  Mimulus brevipes W. L. Jepson and H. M. Hall 1901-5-17 1211 Riverside Riverside 265 Comment
  UCR72436  Mimulus breweri Steve Morgan, H. M. Soldan 1992-5-23 92- 01 Riverside Santa Rosa Mtns, SE end of San Bernardino National Forest, about 17 mi (airline) due south of Cathedral City, on County Road 7S02 (Santa Rosa Truck Trail), 0.2 mi south of Santa Rosa Camp [not Santa Rosa Spring, which is about 0.5 mi further south of 7S02] 2256 Comment
  RSA0062495  Mimulus cardinalis J. M. Andre 2012-6-15 30512 Riverside San Jacinto Mountains: Along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest. 1308 Comment
  RSA589078  Mimulus cardinalis D. L. Banks, S. D. Boyd 1995-10-17 789 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UCR113871  Mimulus cardinalis Mitch Provance, A. C. Sanders 2000-7-4 2090 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  CLARK-A1045-283  Mimulus diffusus George K. Helmkamp 1979-5-16 Riverside San Jacinto Mountains along road; yellow pine forest just west of North Fork of the San Jacinto River; Lake Fulmor 7.5'Q Comment
  UC27069  Mimulus floribundus Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  UCR19741  Mimulus floribundus E. W. Lathrop 1966-5-1 6229 Riverside Peninsular Range, 3 mi west of Murrieta Comment
  UCR202020  Mimulus floribundus Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  UCR30842  Mimulus fremontii var. fremontii A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3869 Riverside San Jacinto Mtns, Black Mountain: Forest Road 4S01, 3.9 mi above Hwy 243 2012 Comment
  UCR193119  Mimulus guttatus A. C. Sanders, Tim Thomas 2008-6-20 35551 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  JOTR01207  Mimulus guttatus Cole, James E. 1941-5-27 792 Riverside Joshua Tree National Park. BARKER DAM 1310 Comment
  SEINET10929299  Mimulus guttatus David B. Dunn 1946-8-17 Dunn 2683 Riverside Stream edge. Near stream at camp in taquitz valley damp meadow area. San jacinto Mts. Comment
  UC495209  Mimulus nasutus Philip A. Munz 1932-3-14 12007 Riverside Magnesia Springs Canyon Coachella Valley 91 Comment
  JEPS24631 Image available Mimulus rattanii John Thomas Howell 1931-5-30 6613 Riverside Santiago Peak Santa Ana Mts. Comment
  RSA559437  Minuartia douglasii Steve Boyd 1992-4-15 6855 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  SEINET7907889  Mirabilis californica D. A. Johnson 2005-1 Riverside 1 mi E of CA 74 on River Rd, between Perris & Lake Elsinore 488 Comment
  UCR107394  Mirabilis californica B. G. Pitzer 1997-3-23 2949 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  CLARK-A1528-3923  Mirabilis laevis Cameron Duncan 1966-3-27 Riverside Woodcrest 548 Comment
  RSA716874  Mirabilis laevis A. C. Sanders 2003-4-4 25851 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UCR194238  Mirabilis laevis var. crassifolia Mitch Provance, Michael L. Fugate 2005-4-14 10055 Riverside San Bernardino Valley, near the water tanks just E of Versity Hill, or what is known locally as Coyote Hill (pk 1386), a few hundred yards SSE of the UCR Campus 396 Comment
  RSA464809  Mirabilis laevis var. retrorsa Ora M. Clark 1929-2-23 1572 Riverside North of Whitewater Comment
  UC851737  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi below Cottonwood Springs, Joshua Tree National Monument Comment
  OBI29865  Mirabilis laevis var. villosa Melissa Luckow, Rhonda Riggins 1982-4-15 836 Riverside Hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  SBBG28427  Mirabilis laevis var. villosa D. Myrick 1964-4-30 832 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert 1066 Comment
  POM262902  Mirabilis multiflora var. pubescens J. C. Roos 1941-5-10 121 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  RSA464259  Mirabilis tenuiloba N. R. Zabriskie, W. M. Zabriskie 1973-3-29 594 Riverside S side of lower Pipistrelle Canyon wash, Deep canyon drainage, N slope Santa Rosa Mountains. 427 Comment
  UC111312  Mirabilis tenuiloba S. B. Parish 1907-4-18 6072 Riverside West Canyon; w edge Colorado Desert 200 Comment
Read comments
Jun 25 2012
  UCR277701  Modiola caroliniana Mitch Provance 2013-4-16 413- 22 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA774304  Mohavea confertiflora Duncan S. Bell 2011-4-8 2197 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  UCD124028  Mohavea confertiflora Geoffrey Levin 1975-4-5 474 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mountains. 30 Comment
  PASA135  Mohavea viscida R. E. Merrill Riverside Palm Canyon Comment
  UCR35002  Mollugo cerviana L. B. Ziegler 1965-9-1 079 Riverside Peninsular Range; San Jacinto Mountains, near Kenworthy Ranger Station 1387 Comment
  CAS-BOT-BC249027  Monardella breweri subsp. lanceolata A. C. Sanders; Tim Thomas; T. B. Salvato; Mitch Provance 2008-7-1 35656 Riverside Peninsular Range; San Jacinto Mtns.: May Valley, slopes west of Herkey Creek and north of Bonita Vista Rd., SSW of Fleming Ranch 1524 Comment
  UC104662  Monardella breweri subsp. lanceolata A. W. Anthony 1895-7-15 Riverside San Jacinto Mts. 1828 Comment
  UC883593  Monardella breweri subsp. lanceolata I. W. Clokey, E. G. Anderson 1935-8-21 6870 Riverside North Fork San Jacinto River 1500 Comment
  LA96070  Monardella nana Elizabeth McClintock; 1941-5-31 44 Riverside 5 mi from turn off tp Anza Tablet Comment
  LA96092  Monardella nana Elizabeth McClintock; M. McClintock, D. Weiner 1941-7-11 99 Riverside Black Mountain, 0.75 mi. beyond the snow gate Comment
  UCR272823  Monardella nana Mitch Provance, Justin E. Smith 2015-7-22 715- 04 Riverside San Jacinto Mountains, Stone Creek, about 0.6 mi. WSW of Alhatti Christian Resort and Hwy 243 1601 Comment
  RSA750409  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 64 Riverside Road to Santa Rosa Mt. 2.5 miles above Pines to Palms Highway. Comment
  RSA750290  Monardella nana subsp. tenuiflora Elizabeth McClintock, D. Weiner 1941-7-11 98 Riverside Black Mt. 0.1 mile beyond turn off from Banning-Idyllwild road. Comment
  RSA750295  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside San Jacinto Mts. Deer Springs and Suicide Rock tail. One switchback below the forks, on and around a rocky knoll. Comment
  UCR221498  Monardella nana subsp. tenuiflora Elizabeth McClintock 1940-6-30 23 Riverside Peninsular Range; San Jacinto Mtns., Fuller Mill Creek Camp, on the Banning-Idyllwild road 1585 Comment
  CAS-BOT-BC220423  Monardella robisonii K. Stolte 1979-9-4 s.n. Riverside Joshua Tree National Monument. Zoo Rock. On the south side of Monument Route 2, +-3.8 miles NW of the entrance to Lost Horse Ranger Station. Collected on the western aspect of Zoo Rock Comment
  SD132294  Monardella robisonii K. Stolte 1979-9-4 Riverside Joshua Tree National Monument. Keys Ranch, Hidden Valley area. 100 meters SW of the National Parks Service trailer Comment
  CAS-BOT-BC349803  Monoptilon bellioides Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  CAS-BOT-BC349805  Monoptilon bellioides Geo. B. Grant 1906-4-20 6759 Riverside Palm Springs Comment
  POM98820  Monoptilon bellioides P. A. Munz 1926-1-31 9952 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA692205  Monoptilon bellioides Scott D. White, Michael Honer 2003-5-14 9284 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  RSA733450  Monoptilon bellioides Lyman Benson 1933-3-31 4177 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  UCSB9911  Monoptilon bellioides Koran, Jr., John 1958-4-1 Riverside Along Banning-Idyllwild Hwy., 2.4 mi. S.W. of Hwy. 111 Comment
  UCD86498  Muhlenbergia andina Peter Ray Date Unknown 1937 Riverside Hall Canyon, San Jacinto Mtns. Comment
  UCR2778  Muhlenbergia asperifolia F. M. Reed 1907-9-21 1951 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside. Spring Brook in Pellisier's horse pasture 250 Comment
  UCR82767  Muhlenbergia californica A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15784 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  LA8019  Muhlenbergia rigens F. M. Reed; 1903-12-13 409 Riverside Box Springs Mountain Comment
  UCR168440  Muhlenbergia rigens I. W. Clokey, E. G. Anderson 1935-8-21 6524 Riverside San Jacinto Mtns., Fuller's Creek 1585 Comment
  RSA652083  Muilla maritima Marion P. Harthill 1972-5-6 sn Riverside Rancho. 762 Comment
  SBBG53764  Muilla maritima S. Boyd 1980-6-4 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau, between the Juniper Grove Rd and stream Comment
  SDSU13936  Muilla maritima Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2127 Riverside Santa Margarita Ecological Reserve (SDSU), southeast region, east of El Valle meadow. 671 Comment
  UCR137039  Muilla maritima A. C. Sanders 2004-5-5 27756 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
  UCR154459  Muilla maritima Jason L. Hlebakos 2005-5-30 809 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  CAS-BOT-BC243703  Myoporum laetum A. C. Sanders 2003-1-14 25664 Riverside Lois Rubidoux Nature Center, Santa Ana River, Riversdie WEst 7.5' Q., San Bernardino Valley Region 219 Comment
  SEINET3099344 Image available Myriophyllum spicatum G. Rink, M. Baker, T. Thomas. M. Honer, A. Karl 2010-10-2 10333 a Riverside Private. Canal two miles north of Blythe. 70 Comment
  UC1971485  Myriopteris newberryi Scott D. White 1999-5-28 7435 Riverside Ca. 3 air miles SE of jtn. Cajalco Rd. / Gavilan Rd.: East of Juniper Rd. between Blue Sky Drive and Celestial Dr. Comment
  UCR85429  Najas marina A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15884 Riverside Sonoran (Colorado) Desert, Salton Sink: Dos Palmas oasis area, managed ponds near the Nature Conservancy preserve headquarters (Rancho Dos Palmas) -37 Comment
  UC1595753  Nama demissa W. Wisura, J. Dolan, M. Wall 1992-3-24 4632 Riverside on Box Canyon Rd 13.1 mi ne Mecca (Lowdesert); ne of Mecca Comment
  SEINET9122027  Nama demissa Katherine Muller 1952-1 562 Riverside At S entrance to Joshua Tree National Monument. Comment
  POM14111  Nama hispida var. spathulata E. C. Jaeger 1922-3-29 s.n. Riverside Eastern edge of Colorado Desert, near Rannells. Comment
  UCD119548  Nama stenocarpa D. E. Bramlet; A. C. Sanders, M. Costea, and T. Salvato 1999-10-15 2817 Riverside Mystic Lake. The site is 198m S of Gilman Hot Springs Rd, 1.22 km NW of Hwy 79 and 2.1 km S of Jackrabbit trail. 433 Comment
  RSA586486A  Nassella cernua D. L. Banks, Steve Boyd 1995-5-9 343 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  UC1531114  Nassella pulchra Kay L. Tomlinson, Deborah L. Kama, and Robert F. Thorne 1985-3-27 890 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  CAS-BOT-BC60330  Nasturtium officinale H. A. Zuill 1966-6-19 227 Riverside Loma Linda. On the Los Alamos Ranch Road about 6 miles southwest of Murrieta. Comment
  CLARK-A1528-3447  Navarretia atractyloides John C. Roos 1952-5-26 5724 Riverside Reche Canyon 457 Comment
  CLARK-A1528-3451  Navarretia hamata John C. Roos 1965-6-30 Riverside Santa Ana Mountains Comment
  UCR228736  Navarretia intertexta Jeremiah George 2011-8-8 s.n. Riverside Peninsular Range, north of Lake Elsinore and south of Nichols Rd. 395 Comment
  RSA336176  Navarretia prostrata R. F. Thorne, Walter Wisura 1978-5-21 51965 Riverside Santa Rosa Plateau: Mesa de Colorado. 609 Comment
  RSA464361  Nemacaulis denudata var. gracilis S. B. Parish 1896-04 1931 Riverside Palm Springs. Comment
  RSA775292  Nemacladus orientalis Duncan S. Bell 2011-3-20 2065 Riverside Orocopia Mountains; on the southeast side of the mountain range near Red Canyon. 429 Comment
  RSA747139  Nemacladus ramosissimus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30061 Riverside UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 457 Comment
  SD137818  Nemacladus ramosissimus Darin L. Banks, Steve Boyd 1995-5-9 342 Riverside Agua Tibia Mountains Watershed, north of the Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, the Dorland Mountain area. 730 Comment
  UCR280956  Nemacladus ramosissimus Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-13 417- 59 Riverside Peninsular Ranges, Wildomar, Sedco Hills, along transmission road between Lost Rd. and Lake View Rd. 564 Comment
  UCR90425  Nemacladus ramosissimus Steve Boyd 1995-4-24 8483 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near the NE corner of the Wilderness 671 Comment
  RSA439275  Nemacladus tenuis var. aliformis Christopher Davidson 1979-4-4 7703 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca 213 Comment
  UCR30096  Nemacladus tenuis var. aliformis George K. Helmkamp 1983-4-5 483- 45 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  RSA591746B  Nemacladus tenuis var. tenuis J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  RSA0003796  Nemophila bakeri C. F. Baker 1903-4-4 4123 Riverside Elsinore. Comment
  RSA421336  Nemophila menziesii Elbert Benjamine 1929-5-18 220 Riverside San Jacinto Mt. 1677 Comment
  RSA38410  Nicolletia occidentalis P. A. Munz 1946-10-21 11602 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1296 Comment
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Sep 25 2011
  RSA784968  Nicotiana Duncan S. Bell 2012-3-18 3231 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  RSA80734  Nicotiana clevelandii F. W. Peirson 1926-2-22 6511 Riverside Thousand Palm Canyon, northwest end of Coachella Valley. 122 Comment
  RSA777417  Nicotiana obtusifolia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 782 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  SBBG29374  Nicotiana obtusifolia D. Myrick 1968-3-3 1797 Riverside Box Cyn E of Mecca 365 Comment
  SEINET12808835  Nicotiana obtusifolia Chris Dietrich, M. Merello, & H. Schmidt 1994-1 20 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. 358 Comment
  RSA0018760  Nicotiana obtusifolia Philip A. Munz, L. T. Street, G. Williams 1919-3-25 2331 Riverside Palm Canyon. 244 Comment
  RSA688837  Nicotiana quadrivalvis Scott D. White, Michael Honer 2003-6-17 9543 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  UC444985  Nicotiana quadrivalvis Lottie M. Wilder 1903-4-23 93 Riverside Wilder's Comment
  UCR116679  Nicotiana quadrivalvis A. C. Sanders, Chet McGaugh 2001-7-26 24471 Riverside Perris-Aguanga Basin region, Mockingbird Creek, beside Harley John Rd. just above Mockingbird Canyon Rd., Woodcrest area, Riverside 427 Comment
  UCR26306  Nolina bigelovii John C. Roos 1948-5-15 3852 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Lost Palms Canyon Comment
  CAS-BOT-BC131881  Nolina parryi C. B. Wolf 1931-5-11 1949 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mts. 1676 Comment
  POM12744  Nolina parryi Philip A. Munz 1922-6-30 5920 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  RSA747567  Notholaena californica Michael Honer 2003-4-16 1826 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. 640 Comment
  UCR132749  Notholaena parryi Scott D. White 1993-2-5 1048 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
  UCR20674  Nothoscordum gracile Frank C. Vasek 1980-5-4 s.n. Riverside Riverside. Residence of F.C. Vasek at 636 Sandalwood Comment
  UCR957  Oenothera californica J. E. Dimitman 1957-5-18 s.n. Riverside San Jacinto Valley, along San Jacinto River wash, 3 mi. SE of San Jacinto on Mountain Avenue. 494 Comment
  RSA72193  Oenothera californica subsp. californica F. W. Peirson 1914-04 387 Riverside Beaumont, San Gorgonio Pass. Comment
  UC1241189  Oenothera californica subsp. californica Peter H. Raven 1959-5-18 14244 Riverside Hemet Meadows San Jacinto Mountains Comment
  UCD106847  Oenothera deltoides Richard Bates 1949-4-28 s.n. Riverside Sand dunes, Cathedral City, southeast of Palm Springs. Comment
  SEINET12189795  Oenothera deltoides J. F. Bright, Wyman, C. 1933-1 8067 Riverside near Palm Springs Comment
  RSA158235  Oenothera elata subsp. hirsutissima David P. Gregory 1961-7-16 473 Riverside About 1 mile down a side road to the southeast, leaving US 395 four miles south of Temecula. Comment
  CDA38177  Oenothera pallida T. C. Fuller 1958-9-23 2196 Riverside 3 miles east of Anza. 0 Comment
  RSA146109  Oenothera primiveris subsp. bufonis Peter H. Raven 1958-2-16 11624 Riverside 4.3 miles south of Rice. Comment
  SD122938  Olea europaea Steve Boyd 1985-7-23 1004 Riverside De Luz Rd., 5.5 mi. west of Rancho California. Adventive around canopy of large Platanus. 395 Comment
  CAS-BOT-BC427463  Oligomeris linifolia A. J. McC 1892-5-1 58 Riverside Collected near Elsinore Comment
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Oct 15 2018
  CAS-BOT-BC427465  Oligomeris linifolia E. A. McGregor 1917-3-19 799 Riverside Colorado Desert. Indio Sands near U. S. Date Garden Comment
  RSA698598  Oligomeris linifolia J. R. Bruff 1927-3-13 2 -U Riverside Thousand Palms Comment
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Apr 3 2011
  UC217918  Oligomeris linifolia P. A. Munz and D. Keck 1922-4-14 4961 Riverside Indian Wells; Colo<rado> Desert <Colorado Desert>, Indian Wells 106 Comment
  UCR75093  Oligomeris linifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12095 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA666718  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24210 Riverside Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mi. S of Van Buren Blvd. 465 Comment
  UCD134654  Oncosiphon piluliferum A. C. Sanders; Mitch Provance, T. B. Salvato 2001-5-8 24209 Riverside Perris-Aguanga Region: Val Verde, between Moreno Valley and Perris, along I-215, 0.9 mile south of Oleander Ave., at south end of Patterson Ave. 457 Comment
  UCR137332  Oncosiphon piluliferum A. C. Sanders 2004-4-9 27479 Riverside Perris Valley, Ramona Expressway at east end of Lake Perris dam 457 Comment
  UCR266156  Oncosiphon piluliferum R. E. Riefner Jr. 2015-3-24 15- 97 Riverside Perris-Agunaga Basin, city of Perris, Case Road at Watson Road 450 Comment
  CAS-BOT-BC58056  Opuntia basilaris var. basilaris Alice Eastwood 1913-4-14 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA20710  Opuntia parryi C. B. Wolf 1938-1-5 9385 Riverside San Gorgonio Pass, 1 mile west of Cabazon. 549 Comment
  SD142829  Opuntia phaeacantha Judy Gibson 1998-7-29 191 Riverside Highway 74, desert slope at road edge and under bushes, near Santa Rosa Mountain. (IPB 9/07) Comment
  POM278509  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 116 Riverside 5 miles NW of Nightingale along Palms to Pines Hwy.; Santa Rosa Mts. 1524 Comment
  SEINET3412081  Opuntia polyacantha var. erinacea Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28526 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  RSA788726  Orobanche cooperi Duncan S. Bell 2012-3-8 3153 Riverside Southern section of the Mecca Hills, approximately 2 air miles southeast of where the Coachella Canal and Hidden Springs Canyon cross each other. 68 Comment
  SBBG68733  Orobanche cooperi L. Rowntree 1930-5-8 Riverside Mecca Comment
  CAS-BOT-BC502789  Orobanche cooperi Elizabeth McClintock 1964-4-8 s.n. Riverside East of Indio Comment
  RSA0076581  Orobanche cooperi Gary Wallace 1967-4-29 721 Riverside NE of the Coxcomb Mtns., 15 mi NE of Desert Center along Parker Dam Hwy. Comment
  RSA0066527  Orobanche cooperi subsp. cooperi C. Leo Hitchcock 1940-3-29 5845 Riverside Ca. 12 mi. east of Indio. Comment
  SDSU581  Orobanche fasciculata H. Wedberg, T. Bruhns 1965-5-23 Riverside On the road from Hemet to Mountain Center and Idyllwild, about 1/4 mi. above the 4000 elev. sign at edge of parking area. 1219 Comment
  CAS-BOT-BC500135  Orobanche fasciculata Philip A. Munz 1940-3-22 15661 Riverside Whitewater Canyon, 2 mi N of Banning-Indio Hwy Comment
  RSA0076583  Orobanche fasciculata Philip A. Munz 1940-3-22 15661 Riverside Whitewater Canyon, 2 miles north of Banning-Indio Highway. Comment
  RSA602273  Orobanche parishii subsp. parishii Louis C. Wheeler 1952-4-5 6851 Riverside Mecca Hills: Mouth of Painted Canyon. Comment
  RSA660755  Orthocarpus purpurascens Giancarlo Massarotto 1981-4-11 36 Riverside Calico Road 11 miles east of Corona land mark. Comment
  RSA387361  Orthocarpus purpurascens Steve D. Boyd 1986-4-19 1710 Riverside Temescal Canyon Temescal Canyon: flats at SE end of Alberhill Mtn. 396 Comment
  HSC85294  Osmadenia tenella Steve Boyd 1986-5-7 1837 Riverside Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, S of I-15 Comment
  JEPS44379  Oxytheca trilobata Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4277 Riverside 1.8 mi above Mountain Home Spring (on road to Santa Rosa Mountain) Comment
  CAS-BOT-BC327908  Palafoxia arida Carl B. Wolf 1932-4-26 2969 Riverside Colorado Desert. 3 mi E of Mecca on the Blythe Road 0 Comment
  POM363751  Palafoxia arida var. arida Elbert Benjamine 1929-4-7 151 Riverside Palm Springs. Comment
  RSA0043062  Palafoxia arida var. arida Jim Andre 2014-1-27 26663 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UCR214696  Palafoxia arida var. arida A. C. Sanders 2010-3-23 37543 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mountains 130 Comment
  UCR111571  Panicum capillare Mitch Provance 1998-7-23 903 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  CAS-BOT-BC350983  Panicum hirticaule Duncan S. Bell; John Anderson; Kim Clark; Debbie George; Jim George; A. F. Howland 2013-9-28 6018 Riverside Chuckwalla Valley; approx. 22.25 air miles W of Blythe, S side of Ford Dry Lake, about 0.5 air mile SE of Hopkins Well 107 Comment
  CAS-BOT-BC253900  Panicum urvilleanum W. R. Dudley 1903-12-28 s.n. Riverside Near Palm Springs Station Comment
  SEINET10788752  Panicum urvilleanum Sarah E. Youngstrom, J. Travis Columbus 2007-5-23 Youngstrom 2 Riverside S of Whitewater, Northern San Jacinto Mountains 100-200 m S of Hwy 111, on NE aspect, steep slope sand deposits on base of mountains. 311 Comment
  CSUSB1048  Papaver californicum Tony Beck 1968-5-4 680504 7 Riverside San Jacinto Mountains San Jacinto Mountains. 10 miles south of Banning on highway 74, in burned chaparral- Oak woodland. About 10-20 yards up hill on right side of road. 1219 Comment
  SD237635  Parietaria hespera A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37746 Riverside Peninsular Range: Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Road, 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi NE (25a^z)of Temescal Canyon Road where it goes under I-15 (Alberhill 7.5'Q) 404 Comment
  UCR214275  Parietaria hespera A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37746 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Rd., 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Rd. where it goes under I-15 438 Comment
  LA45753  Parkinsonia florida S. Beller; 1926-4-20 sn Riverside Palm Springs Comment
  UCSB17562  Parkinsonia florida Winn, Will 1963-4-8 Riverside 31 mi. E of Desert Center on U.S. Highway 60-70 243 Comment
  SEINET10450579  Parkinsonia torreyana Carl B. Wolf 1932-4-26 Wolf 2981 Riverside 8 mi. E of Mecca, on Blythe Road. 91 Comment
  PASA212  Parosela emoryi Florence Brubaker Riverside Thousand Palms Comment
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Mar 23 2019
  RSA69815  Paspalum dilatatum J. C. Roos 1951-9-25 5262 Riverside West end Fairmount Park 259 Comment
  RSA793609  Pectis papposa Duncan S. Bell, Aaron C. Sedgwick 2012-9-13 4204 Riverside The Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal,, or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  UCR233940  Pectis papposa Duncan S. Bell 2011-10-22 2987 Riverside Sonoran (Colorado) Desert, Arica Mountains, west side of range, c. 2.6 air miles west of Priests Well, c. 6.8 air mi. SW of Rice 437 Comment
  UCR265207  Pectis papposa Ken Halama 2015-10-9 s.n. Riverside Perris Basin, Motte Reserve, c. 2.5 mi. NW of Perris, eastern edge of the Gavilan Hills 542 Comment
  UCR213308  Pectocarya anisocarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37701 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  HSC82816  Pectocarya heterocarpa A. C. Sanders, B. Pitzer, D. Charlton 1986-3-1 6017 Riverside Chuckwalla Valley, 1 mi. W of Hayfield Lake, 2 mi. SW of the pumping station on small cutoff road from Hayfield Rd. to the dirt road to the Colorado River Aqueduct 427 Comment
  POM259968  Pectocarya heterocarpa P. A. Munz 1940-3-23 15725 Riverside N end of Pinto Basin mojave desert 915 Comment
  UCR241554  Pectocarya heterocarpa A. C. Sanders, Ann Howald 2013-2-28 40566 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  UCR33810  Pectocarya heterocarpa Sears 1978-3-16 826 Riverside Sonoran (Colorado) Desert, 2.5 mi NW of Midland, in wash area beyond gap between Little Maria and Big Maria Mtns 270 Comment
  UCR52022  Pectocarya heterocarpa Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2171 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  RSA695834  Pectocarya linearis J. R. Bruff 1927-3-12 3 -L Riverside San Gorgonio River near Cabazon [note that label reads San Bernardino Co.] Comment
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Mar 13 2011
  RSA708432  Pectocarya linearis Scott D. White 2005-3-29 10847 Riverside Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. 585 Comment
  RSA716400  Pectocarya linearis Scott D. White, Angelia Carey 2004-4-5 10002 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  SD181661  Pectocarya linearis Scott D. White 2000-5-1 7743 Riverside western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UCR225713  Pectocarya linearis A. C. Sanders 2011-3-30 38914 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  UCR42446  Pectocarya linearis D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  UCD120131  Pectocarya linearis subsp. ferocula A. C. Sanders; Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23891 Riverside Perris-Aguanga Basin region Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct. 381 Comment
  UCR218471  Pectocarya recurvata Jim Andre, T. La Doux 2009-3-10 11254 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  VVC696  Pectocarya recurvata P. J. MacKay, T. Thomas 1997-2-8 99 Riverside Colorado Desert, Palm Springs, Tahquitz debris basin mouth of Tahquitz Canyon Comment
  POM13012  Pectocarya setosa P. A. Munz, I. M. Johnston 1922-5-19 5440 Riverside Garner Ranch, Hemet Valley in San Jacinto Mountains. 1372 Comment
  POM6881  Pedicularis densiflora Philip A. Munz, L. T. Street, G. Williams 1919-3-25 2327 Riverside Beaumont. 610 Comment
  CAS-BOT-BC71396  Pellaea mucronata Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  CAS-BOT-BC71398  Pellaea mucronata Lewis S. Rose 1966-12-14 66108 Riverside Chino Canyon, 3 mi. W. of Palm Springs 670 Comment
  SEINET3124873 Image available Pellaea mucronata P. J. Leary 1976-2-12 1439 Riverside At Barker Dam, Joshua Tree National Monument. 1280 Comment
  UCR262235  Pellaea mucronata T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3721 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  CAS-BOT-BC77191  Pellaea mucronata subsp. mucronata C. B. Wolf 1931-5-11 1958 Riverside San Jacinto Mts. - rocky places near Pipe Creek above Hemet Valley 1676 Comment
  SBBG56255  Pellaea mucronata var. californica R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2286 Comment
  POM11755  Pellaea mucronata var. mucronata P. A. Munz, I. M. Johnston 1922-5-19 5435 a Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  SDSU3609  Pellaea mucronata var. mucronata James C. Dice, Tu Chung 1987-10-19 739 Riverside At head of unnamed shallow side canyon, north side of Temecula Gorge, overlooking Santa Margarita River, ca. 0.4 km ENE of Field Station side and just ENE of weather station. T8S, R3W, NW 1/4 of NW1/4 of section 26. 329 Comment
  JEPS6884  Penstemon californicus Munz and Johnston 1922-5-21 5445 Riverside San Jacinto Mountains, Kenworthy, Hemet Valley Hemet Valley; San Jacinto Mountains, Kenworthy; Kenworthy, Hemet Valley, San Jacinto Mts. 1371 Comment
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Mar 25 2011
  UCR110969  Penstemon clevelandii George K. Helmkamp 1998-6-27 4105 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  RSA152391  Penstemon clevelandii subsp. connatus R. C. Bacigalupi, Heckard 1953-5-5 4074 Riverside Along the Palms-to-Pines Hwy 74, above Seven Level Hill, western slope of Deep Canyon, about 1/2 way between the Santa Rosa Mountains and the San Jacinto Mountain slopes bordering west side of Coachella Valley Comment
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Nov 19 2011
  UCR12520  Penstemon clevelandii subsp. connatus Frank C. Vasek 1972-4-1 s.n. Riverside San Jacinto Mtns., In one of the westerly branches of Palm Canyon where it intersects the 'Pines to Palms Highway Comment
  UCR16011  Penstemon clevelandii subsp. mohavensis Susan McIver 1962-4-22 73 Riverside Mojave Desert, Joshua Tree National Monument, rocky slopes along highway Calif. '15 1067 Comment
  JEPS7547  Penstemon clevelandii var. connatus M. French Gilman 738 Riverside Pinyon Flats Santa Rosa Mts., Pinyon Flats Comment
  NY601201  Penstemon clevelandii var. mohavensis A. M. Alexander 1940-3-21 887 Riverside Barker Dam, 20 miles south of Twenty Nine Palms 1322.8 Comment
  RSA733  Penstemon heterophyllus var. australis J. T. Howell 1928-7-9 1070 Riverside Head of San Juan Canyon. Elsinore Mountains 793 Comment
  UCR245239  Penstemon pseudospectabilis Jim Andre 2012-3-19 21330 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
  RSA748227  Penstemon spectabilis T. Scott, A. Townesmith, K. M. Meyer 2007-3-18 134 Riverside San Bernardino National Forest. 1.0 mile up Little Thomas Mountain Rd. (Forest Road 6S13) just S of Lake Hemet from Rt. 74. 1409 Comment
  SD229293  Penstemon spectabilis Dick Schwenkmeyer 2012-4-17 690 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  RSA186207  Pentachaeta aurea L. B. Ziegler 1966-6-25 s.n. Riverside Between Mountain Center and Keen camp Summit 1463 Comment
  UC63193  Pentachaeta aurea H. M. Hall June, 1901 Riverside Chalk Hill San Jacinto Mountains 1524 Comment
  RSA802099  Pentachaeta aurea subsp. aurea Duncan S. Bell, Caitlin Elam 2013-5-21 4970 Riverside In Dry Creek below Strawberry Valley to the north of Chalk Hill and about 1.25 air miles south of Idyllwild. 1547 Comment
  SD224780  Pentagramma triangularis Scott D. White 1996-3-23 3843 Riverside Santa Rosa Hills, SE of Hemet (Loomis property: Friendly Hills Ranch) 594 Comment
  SBBG2637  Peritoma arborea H. and M. Dearing 1938-3-5 1075 Riverside Box Cyn, N of Mecca Comment
  UCR133973  Peritoma arborea Mitch Provance, J. S. Ross 1998-3-27 MOR- 962 Riverside San Bernardino Mtns., Morongo Indian Reservation, road 5501 towards Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 671 Comment
  RSA0034536  Peritoma arborea D. Dunlop 1977-3-21 204 Riverside Desert Hot Springs. Comment
  CAS-BOT-BC77490  Peritoma arborea var. angustata John Thomas Howell 1928-1-30 3304 Riverside Two miles E. of Shavers Well, Colorado Desert Comment
  CAS-BOT-BC77491  Peritoma arborea var. angustata Philip A. Munz 1947-4-10 11723 Riverside Shavers Well, northeast of Mecca 243 Comment
  CAS-BOT-BC355981  Perityle emoryi M. Bourell; R. Patterson 1987-4-14 3276 Riverside Spur N of Box Canyon Hwy 195, BLM Conservation Area 150 Comment
  CAS-BOT-BC355996  Perityle emoryi L. R. Abrams 1926-3-26 11012 Riverside Palm Springs Comment
  RSA124410  Perityle emoryi P. C. Everett, E. K. Balls 1958-4-29 23014 Riverside Hwy 60/70, Indio to Blythe, 1 mile W of Cactus City 549 Comment
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Mar 20 2011
  RSA554426  Perityle emoryi Theo Glenn 1991-5-24 91 -133 Riverside Palen Mtns, NE of Desert Center. 399 Comment
  RSA788979  Perityle emoryi Aaron C. Sedgwick, David Fraker 2012-3-28 27 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  UCSB12881  Perityle emoryi Breedlove, Dennis 1962-3-11 Riverside 3 miles southwest of Palm Desert 426 Comment
  SD225080  Persicaria lapathifolia Scott D. White, Steve Ogg 1994-10-17 2481 Riverside City of Temecula, Murrieta Ck. Channel 1000ft N of bridge at Rancho Calif. Ave. 299 Comment
  SD143774  Persicaria punctata Andy C. Sanders, P. MacKay 1994-10-23 15851 Riverside Whitewater River Canyon, between the trout hatchery and Bonnie Bell 580 Comment
  JEPS41229  Petalonyx linearis Edmund Jaeger 1921-3-27 Riverside Thousand Palms Canyon Colorado Desert, Thousand Palms Canyon 304 Comment
  CAS-BOT-BC167774  Petalonyx thurberi L. R. Abrams 1926-3-26 11106 Riverside Between Edom and Garnet east of San Gorgonio Pass Comment
  RSA0099446  Petalonyx thurberi Duncan S. Bell, Evan Meyer 2014-10-29 7688 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  UCD117310  Petalonyx thurberi Geoffrey Levin 1975-12-7 661 Riverside Painted Canyon, about 9 miles northeast of Mecca. 76 Comment
  SD146140  Petunia parviflora A. C. Sanders, D. Bramlet, M. Costea, T. Salvato 1999-10-15 23174 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  POM14297  Peucephyllum schottii P. A. Munz, D. D. Keck 1922-4-9 4810 Riverside South base of Eagle Mtns. 183 Comment
  UC91060  Peucephyllum schottii Mrs. E. C. Thurber 1895-3-21 Riverside Palm Canyon Comment
  UC702010  Phacelia Frank W. Gould 1943-4-17 2129 Riverside 4 mi e Elsinore Comment
  UCD166239  Phacelia Jack Major 1962-4-16 774 -bd Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  RSA239852  Phacelia ambigua C. W. Tilforth 1973-4-29 773 Riverside 2 miles S of Bridge at base of Seven Level Hill, S of Palm Desert, Hwy 74 457 Comment
  RSA480098  Phacelia ambigua Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, Tim Ross, D. Nordin 1988-3-10 2187 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  RSA697778  Phacelia ambigua J. R. Bruff 1927-3-13 22 Riverside Thousand Palms Comment
  RSA559354  Phacelia brachyloba Steve Boyd, Tim Ross 1992-5-15 7388 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
  RSA427701  Phacelia campanularia N. C. Cooper 1944-5-21 11266 Riverside San Jacinto Mountains, west side. 1220 Comment
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Nov 26 2011
  SD4103  Phacelia campanularia Ruth B. Randall 1926-2-22 Riverside Whitewater Pass Comment
  RSA776235  Phacelia campanularia subsp. campanularia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 869 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  SBBG46039  Phacelia campanularia subsp. campanularia C. F. Shutts 1949-3-19 61 Riverside Cottonwood Pass, Joshua Tree Nat Monument 304 Comment
  POM296753  Phacelia campanularia subsp. vasiformis Lyman Benson 1945-3-29 11626 Riverside Canyon on Palm Spring Rd. Little San Bernardino Mt 610 Comment
  POM99023  Phacelia campanularia subsp. vasiformis E. C. Jaeger 1926-4-26 s.n. Riverside Eagle Mts, 30 miles E of Mecca Comment
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Sep 7 2011
  UCR214569  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37850 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
  OBI26128  Phacelia crenulata David J. Keil 1976-12-12 11906 Riverside Ca. 5 mi E of Indio along I-10 Comment
  SBBG99410  Phacelia crenulata W. L. Halvorson 1977-2-5 77 -9 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SFV5008  Phacelia crenulata var. ambigua F. M. Ball 1964-1-4 s. n. Riverside Open hillside at White Water, 16 miles east of Banning. 457 Comment
  RSA766669  Phacelia crenulata var. minutiflora Thomas Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-22 158 Riverside N of I-10. Approx. 1.5 miles up Corn Springs Rd. 213 Comment
  UCR88426  Phacelia cryptantha A. C. Sanders, K. C. Rose 1995-4-5 16351 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  RSA33656  Phacelia distans N. C. Cooper 1944-3-24 1018 Riverside Banning. 701 Comment
  RSA444556  Phacelia distans Walter Wisura 1988-3-1 4200 Riverside Black Eagle Mine Rd., just outside the boundry of Josua Tree Natl. Mon., Comment
  SEINET3091907 Image available Phacelia distans John Adams 1966-3-12 452 Riverside Hwy 74, 2 mi. above Palm Desert. Comment
  UCR172203  Phacelia distans 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
  JOTR33961  Phacelia fremontii La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2847 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
  RSA0003851  Phacelia keckii P. A. Munz 1922-6-14 7056 Riverside Santiago Peak, Glen Ivy Trail. 1433 Comment
  SEINET10638466  Phacelia keckii John Thomas Howell 1931-5-30 Howell 6611 Riverside Santiago Peak, Santa Ana Mts. at 4000 feet. 1220 Comment
  RSA501039  Phacelia minor Steve Boyd, Tim Ross, L. Arnseth 1989-4-1 3160 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  SD143842  Phacelia minor A. C. Sanders 1997-3-1 19704 Riverside Box Springs Mountains: Coyote Hill (Bench Mark Versity, 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  UC107319  Phacelia minor Katharine Brandegee 1905-5-12 Riverside near Riverside; Wilder's Comment
  UC1184079  Phacelia minor Peter M. Ray 1949-3-12 1353 Riverside 2 mi w Whitewater (n side of valley, in draw and below); Coachella Valley 457 Comment
  VVC277  Phacelia minor A. C. Sanders 1997-5-4 20655 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  UC881200  Phacelia pedicellata C. L. Hitchcock 1940-3-31 5887 Riverside between Cottonwood Spring and Pinto Basin Comment
  GMDRC6544  Phacelia ramosissima J. M. Andre 2012-6-15 30496 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
  POM9101  Phacelia stellaris P. A. Munz, R. D. Harwood 1920-5-5 3834 Riverside Near Wineville. 305 Comment
  UCR262230  Phacelia umbrosa T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3708 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  RSA443396  Phalaris aquatica J. C. Roos 1965-6-19 s.n. Riverside Skyline Drive, S of Corona Comment
  SEINET245299  Phalaris paradoxa A. C. Sanders, T. B. Salvato 2001-5-25 24383 Riverside San Jacinto Valley; West of edge of Hemet, north side of Hwy 74 (Florida Ave.) at Warren Rd. 457 Comment
  JOTR35431C  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  RSA0104910  Phoradendron californicum Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7749 Riverside Santa Rosa Mountains; a narrow unnamed canyon about 2 air miles south of La Quinta, and about 5 air miles northeast of the summit of Martinez Mountain. 266 Comment
  RSA793530  Phoradendron californicum Naomi S. Fraga, David Fraker, Tommy Stoughton 2012-3-15 3953 Riverside Off of Box Canyon Rd. S. of Shaver well in a wash. 229 Comment
  UCR6522  Phoradendron densum O. F. Clarke 1966-10-15 661015- 2 Riverside San Jacinto/Santa Rosa Mtns., end of Big Horn Rd. 915 Comment
  UCR150012  Phoradendron macrophyllum Scott D. White, Angelia Carey 2004-4-16 10156 Riverside San Jacinto Mountain foothills, Indian Creek and adjacent slopes 610 Comment
  RSA420756  Phoradendron pauciflorum Albert J. Perkins 1915-9-6 s.n. Riverside San Jacinto Mt. Comment
  SD155415  Phoradendron pauciflorum Craig Reiser 2002-5-27 Riverside Santa Rosa Peak, north of east-west fire road, below peak. Comment
  RSA654165  Phoradendron villosum A. C. Sanders, Steve D. Boyd, Mitch Provance, J. Ross 1998-10-25 22285 Riverside San Jacinto Mtns.: Pine Meadow along Hwy 74 in Garner Valley (eastern), 1 mi. NW of Hwy 371 junction to Anza 1441 Comment
  UC699665  Phyla lanceolata Kay H. Beach 1942-10-22 1660 Riverside three mi nw Corona city limits (along Chino Creek); along Chino Creek 198 Comment
  JOTR36457  Physalis crassifolia La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3427 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  RSA0093747  Physalis crassifolia Jim M. Andre 2012-4-11 20721 Riverside Little San Bernardino Mountains; along road to Cottonwood Spr. (Utah Trail or Eldorado Mine Rd) 1 mi NW of Fried Liver Wash, approx 15 mi. south of Hwy 62 at 29 Palms. 617 Comment
  RSA423819  Physalis crassifolia M. B. Dunkle 1932-3-25 2908 Riverside Cathedral Canyon Comment
  SD181324  Physalis philadelphica Scott D. White 1998-10-13 7179 Riverside Corona, near Bedford Canyon: foothills at eastern slope of Santa Ana Mts. Joseph Canyon wash near a disused quarry 334 Comment
  UCR279405  Physaria tenella A. C. Sanders, Jim Malusa 2017-3-25 43020 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  RSA357172  Pilularia americana R. F. Thorne, Earl Lathrop 1975-5-25 45545 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  SD136370  Pinus contorta subsp. murrayana Carl B. Wolf 1932-8-5 Riverside summit of San Jacinto Peak, San Jacinto Mountains 3295 Comment
  SEINET10719550  Pinus coulteri Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-15 Scott 133 Riverside San Bernardino National Forest. 14.5 mi. S on Rt. 243 from US 10, at pulloff next to Soboba Penny Pine Plantation. 1602 Comment
  RSA0065519  Pinus coulteri Peter Gail 1961-5-6 s.n. Riverside Idylwild, San Jacinto Mts. Comment
  CSUSB922  Pinus monophylla Stanley C. Warner 1956-5-20 s.n. Riverside Palms to Pines Highway, Pinyon Flats Camp Comment
  JEPS47943  Pinus monophylla W. L. Jepson and H. M. Hall 1901-5-22 1373 Riverside Palm Canon and return to Van Deventer Comment
  SD80070  Pinus monophylla Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-9 374 Riverside Santa Rosa Mountains, north slope, Deep Canyon, about 2 miles south of Highway #74 1310 Comment
  POM293252  Pinus quadrifolia Lyman Benson 1956-12-1 15706 Riverside Palms to Pines Highway at the lowest level of Coulter pines. Mt. Range San Jacinto. 1524 Comment
  UCSB149  Pinus quadrifolia Newby, Ron 1959-5-17 Riverside 12 miles N from Pinon Flats on Highway 74 growing along roadside; San Jacinto Mountains 1371 Comment
  RSA192087  Plagiobothrys arizonicus E. W. Lathrop 1960-6-7 4851 Riverside 14 miles W of Murrieta Comment
  SD181657  Plagiobothrys canescens Scott D. White, Tasha La Doux 2000-4-20 7701 Riverside Gibbel Flat in the Santa Rosa Hills. 609 Comment
  UCR250114  Plagiobothrys canescens A. C. Sanders 2014-4-9 40998 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
  UCR135986  Plagiobothrys collinus A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27900 Riverside Peninsular Range, summit ridge of Alberhill Mountain, along dirt road 503 Comment
  UCR225614  Plagiobothrys collinus A. C. Sanders 2011-3-30 38920 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  RSA661316  Plagiobothrys collinus var. californicus Mitch Provance 1998-4-10 410 Riverside E facing slopes of hills at W extreme of Cypress Ave. 305 Comment
  UC78057  Plagiobothrys collinus var. californicus Edward Lee Greene 1885-1-1 Riverside Temecula Station Comment
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Mar 27 2011
  UCR25973  Plagiobothrys collinus var. californicus John C. Roos 1952-2-29 5368 Riverside Reche Canyon 457 Comment
  SD262235  Plagiobothrys leptocladus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 23 Riverside Elsinore Trough: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- 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
  UC494752  Plagiobothrys nothofulvus Philip A. Munz 1932-3-24 12013 Riverside Corona 365 Comment
  UC1930012  Plagiobothrys tenellus Scott D. White, Justin Wood 2008-5-15 12000 Riverside San JAcinto Mountains: Johnson Meadow. Comment
  RSA523545  Plantago erecta Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4005 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA612960  Plantago erecta D. L. Banks 1997-3-29 1629 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
  RSA715318  Plantago erecta A. C. Sanders 2006-5-19 32381 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
  UCR43205  Plantago major B. G. Pitzer 1986-5-24 0246 Riverside San Bernardino Mtns, Whitewater Canyon, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to c. 1/4 mi north of hatchery boundary 732 Comment
  JEPS15400  Plantago ovata Joseph and Hilda Grinnell 1937-11-30 1083 a Riverside 24 mi w Blythe (bed of Ford Dry Lake); Ford Dry Lake 106 Comment
  JEPS22513  Plantago ovata Rimo Bacigalupi with Paul Hutchison 1958-2-19 6196 Riverside 9.4 mi n Blythe (at w base of Big Maria Mts.); Big Maria Mts. 167 Comment
  UCR10198  Plantago ovata N. R. Zabriskie 1969-4-27 209 Riverside Sonoran (Colorado) Desert, Andreas Canyon near Palm Springs 457 Comment
  POM46966  Plantago ovata var. fastigiata Mary F. Spencer 1920-3-13 1488 Riverside Mecca -60 Comment
  POM8833  Plantago patagonica Mary F. Spencer 1920-4-10 801 Riverside Palm Springs. Colorado Desert. 122 Comment
  UCR167417  Platystemon californicus 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
  RSA532573  Plectritis ciliosa subsp. insignis D. Bramlet 1991-4-30 2095 Riverside Shipley Reserve. Fotthills, some 2.4 km south of Crown Valley and 2 km. east of Rawson Canyon. The population is in ther northern foothills of Black Mtn., some 830m southeast of knoll 761m. 760 Comment
  UC372894  Plectritis ciliosa subsp. insignis Marcus E. Jones 1882-4-24 3167 Riverside San Jacinto Comment
  RSA780237  Pleuraphis rigida Stephanie Rockwood, Christi Gabriel 2011-10-12 94 Riverside Rice Valley. Highway 62 to to Blythe Rice Road. About 1 mile from highway. 229 Comment
  CAS-BOT-BC326576  Pleurocoronis pluriseta H. M. Hall 1905-5-1 5992 Riverside Hills near Indio, Colorado Desert Comment
  CLARK-A1045-217  Pleurocoronis pluriseta George K. Helmkamp 1979-4-18 Riverside Little San Bernardino Mountains 3.5 miles north of Dillon Road; wash; Lost Horse Mtn. 15'Q Comment
  SBBG62653  Pleurocoronis pluriseta M. N. Ackley 1928-4-3 173 Riverside Coral Reef Ranch, Coachella Valley 213 Comment
  UC1929845  Pleurocoronis pluriseta Scott D. White 2001-4-17 8334 Riverside SONORAN DESERT: Shavers Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajadas, washes, and mtn. foothils near powerline access roads at unnamed freeway exit accessing pump station. Comment
  UC68949  Pleurocoronis pluriseta H. M. Hall 1905-5-1 5992 Riverside hills near Indio; Colorado Desert Comment
  RSA472131  Pluchea sericea A. Menke 1955-4-26 s.n. Riverside Coachella. Comment
  RSA612115  Pluchea sericea L. C. Wheeler 1932-7-9 940 Riverside Santa Ana River at Chino Creek. 152 Comment
  UCR120341  Pluchea sericea Mitch Provance 1998-7-23 907 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  RSA784228  Poa J. D. Olmsted 1962-5-2 442 Riverside By saddle just N of highest part of Box Spring Mountains. By road from Pigeon Pass. 777 Comment
  SD144112  Poa howellii A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20646 Riverside San Jacinto Mountains; N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of Peak 3740 1067 Comment
  UCR24951  Poa pratensis A. C. Sanders 1980-8-23 1766 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  UC39503  Poa pratensis subsp. pratensis H. M. Hall 1901-7 2482 Riverside Tamarack Valley; San Jacinto Mts 2804 Comment
  CLARK-A1528-4837  Poa scabrella John C. Roos 1950-2-25 4170 Riverside Reche Canyon 457 Comment
  POM14438  Poa secunda P. A. Munz, I. M. Johnston 1922-5-21 5509 Riverside Kenworthy, San Jacinto Mountains. 1418 Comment
  RSA741431  Poa secunda Scott D. White, Justin M. Wood 2008-6-18 12246 Riverside Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  RSA773170  Poa secunda Duncan S. Bell, Valentin Arvizu 2010-5-24 1109 Riverside San Bernardino National Forest: Garner Valley, approximately 3.4 air miles southeast of junction of forest service road 6S04 and forest service road 6S13., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1385 Comment
  UCR91355  Poa secunda Scott D. White 1995-4-5 2711 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  RSA614165  Poa secunda subsp. secunda D. L. Banks 1997-2-23 1312 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
  UC777917  Poa secunda subsp. secunda Frank W. Gould 1943-4-18 2153 Riverside 1 mi w Banning; San Jacinto Mts Comment
  RSA680634  Poa secunda var. secunda Scott D. White 2001-3-27 s.n. Riverside Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  CAS-BOT-BC167527  Polygala acanthoclada Annie M. Alexander; Louise Kellogg 1941-5-18 2195 Riverside 1 1/2 mi. N. of Cottonwood Spring, Eagle Mts. 975 Comment
  UCR59845  Polygonum argyrocoleon George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, W of Blythe, c. 0.5 mi. south of Hwy I-10 ['I-8'] , at Seeley Ave. [=16th Ave.] and Calif. Hwy 78 79 Comment
  RSA557344  Polygonum argyrocoleon Julie Greene 1993-5-12 1309 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  RSA180479  Polygonum aviculare subsp. aviculare E. W. Lathrop 1960-6-7 4905 Riverside 14 miles west of Murrieta. Comment
  RSA466297  Polygonum bistortoides Anstruther Davidson 1892-7-4 s.n. Riverside San Jacinto. Comment
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Nov 29 2010
  POM319090  Polygonum lapathifolium Patricia Wilder 1970-10-15 4777 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  RSA192261  Polypodium californicum E. W. Lathrop 1965-4-2 4425 b Riverside 18 miles W of Murrieta in the Cottonwood Canyon of the Tenaja Range Comment
  UC1931203  Polypogon viridis Scott D. White, Justin Wood 2008-6-19 12277 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Comment
  SEINET273137  Poncirus trifoliata O. F. Clarke 1997-3-6 s.n. Riverside Riverside: O.F. Clarke's yard at 1012 Spruce St. 305 Comment
  POM49459  Populus X parryi M. French Gilman 1924-07 s.n. Riverside Side canyon of Snow Canyon. 610 Comment
  POM8771  Populus fremontii Philip A. Munz, R. D. Harwood 1920-2-28 3261 Riverside 2 mi. southeast of Corona 305 Comment
  RSA799070  Populus fremontii subsp. fremontii Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6866 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  RSA701158  Porophyllum gracile Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11261 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  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
  CAS-BOT-BC452156  Potamogeton diversifolius P. A. Munz 1922-9-6 6380 Riverside Hidden Lake, San Jacinto Mts 2438 Comment
  UCR119563  Potamogeton pectinatus L. C. Wheeler 1953-3-30 7034 Riverside Sonoran (Colorado) Desert, Alligator Slough on the Colorado River Comment
  UC12552  Potentilla gracilis var. elmeri H. M. Hall June, 1901 2296 Riverside in the vicinity Strawberry Valley; San Jacinto Mountains, vicin Strawberry Valley 1615 Comment
  RSA0013883  Proboscidea althaeifolia Justin M. Wood, D. M. Ray 2010-11-1 3070 Riverside Mojave Desert: NE side of SR-177, approx. 1 km NE of Desert Center. 176 Comment
  RSA0020545  Prosopis glandulosa var. glandulosa Irene Reid 1934-4-14 18660 Riverside La Quinta, Colorado Desert. [County not provided, but probably Riverside] Comment
  POM348747  Prosopis glandulosa var. torreyana M. B. Dunkle 1933-5-6 3433 Riverside Coachella Valley N of Indio Comment
  RSA172308  Prosopis glandulosa var. torreyana Robert F. Thorne 1963-3-29 32427 Riverside Colorado Desert, 12 miles ENE of Mecca. Comment
  RSA698010  Prosopis juliflora W. Marquart 1938-3-12 s.n. Riverside Mule Mts. S. of Chuckawalla Range. Comment
  CAS-BOT-BC216514  Prosopis pubescens Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  SEINET10389801  Prunus fasciculata A. C. Sanders, Jim Malusa 2015-3-9 41366 Riverside Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  CAS-BOT-BC151120  Prunus fremontii Alice Eastwood 1913-4-30 3022 Riverside Palm Springs Comment
  UC400189  Prunus fremontii Ynes Mexia 1929-2-16 2327 Riverside near Palm Springs; Murray Canyon, Colorado Desert Comment
  RSA160537  Prunus ilicifolia J. D. Olmsted 1959-4-12 369 Riverside 2.5 mi. up Oak flat fire road, having turned off Hw. 91 S. on Lincoln in w. Corona, west of Chase dr. to wash, then south. Drainage Area N to Santa Ana R.[River] 671 Comment
  CAS-BOT-BC356330  Psathyrotes ramosissima Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  CAS-BOT-BC356349  Psathyrotes ramosissima K. Bonner 1977-10-27 2608 Riverside 3 miles East of Chuckwalla Rd. 195 Comment
  RSA3115  Pseudognaphalium biolettii C. B. Wolf 1932-2-11 2644 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  RSA543188  Pseudognaphalium biolettii Steve Boyd, Tim Ross, Mike Hammitt 1991-5-2 s.n. Riverside Vail Lake region, alluvial benches along Kolb Creek, S of Hwy 79 at Jtn w/ Woodchuck Rd. 494 Comment
  UCD135055  Pseudognaphalium biolettii Nancy Ryan Zabriskie 1974-3-27 694 Riverside North side canyon downstream from 'Big Pool', Andreas Canyon, San Jacinto Mountains. 335 Comment
  UCR34931  Pseudognaphalium biolettii L. B. Ziegler 1967-8-24 223 Riverside San Jacinto Mtns, San Jacinto Valley. Mission [Avery] Canyon 503 Comment
  RSA220975  Pseudotsuga macrocarpa E. W. Lathrop 1966-3-23 6111 Riverside 4 miles west of Corona between Tin Mine Canyon & Santiago Peak, Skyline Drive. 1220 Comment
  RSA356743  Psilocarphus brevissimus R. F. Thorne 1973-5-23 45521 Riverside Santa Rosa Plateau-Mesa De Colorado: Wet margin of vernal marsh 609 Comment
  RSA788989  Psorothamnus arborescens Aaron C. Sedgwick, David Fraker 2012-3-28 15 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA0098338  Psorothamnus arborescens var. arborescens Marc A. Baker 2015-4-14 18323 Riverside San Gorgonio Pass, 5.5 km east of the San Gorgonio River, 26 km WNW of Palm Springs, 2.2 km NE of Cabazon. 582 Comment
  JOTR35985  Psorothamnus emoryi Harding, Mitzi, Mark Wheeler 2012-9-4 196 Riverside Joshua Tree National Park. Pinto Basin; north end of sand ramps west of Pinto Mtn; fine sand ramps and dunes (stop 2) 516 Comment
  SEINET4560279  Psorothamnus emoryi Duncan S. Bell 2009-1 211 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  UC1129831  Psorothamnus emoryi H. S. Yates 1936-4-7 5439 Riverside 2 mi s Willis Palm; Thermal Quad., s of Willis Palm Comment
  UC52160  Psorothamnus emoryi E. E. Schellenger Jul 25 1903-Aug 14 1903 1 Riverside between Palm Springs and Whitewater; Colorado Desert, betw Palm Springs and Whitewater Comment
  UCR16203  Psorothamnus emoryi Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Box Canyon Road, 8 mi. NE of Mecca. Comment
  UCR244915  Psorothamnus emoryi Jim Andre 2012-3-19 21356 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  SBBG3318  Psorothamnus schottii M. A. Piehl 1963-6-1 63532 Riverside St Hwy 74, 7.6 mi NE of Pinyon Flat cmpgrd (S of Palm Desert) 731 Comment
  SEINET2063921 Image available Psorothamnus schottii Unknown 1965-3-7 Riverside Directly 3 miles E of Thousand Palms. 91 Comment
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Mar 22 2019
  UC1329933  Psorothamnus schottii James E. Cole 1941-4-16 602 Riverside Southern edge of Riverside County Comment
  UCSB3058  Psorothamnus schottii Yokoyama, Howard 1953-3-22 Riverside Morongo Canyon Comment
  RSA605773  Psorothamnus spinosus A. C. Sanders 1995-5-23 17119 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns, near the mouth of Martinez Cyn., at end of 72nd Ave. 25 Comment
  RSA612497  Pterostegia drymarioides D. L. Banks 1997-2-23 1320 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
  RSA778327  Pterostegia drymarioides N. C. Cooper 1944-5-21 1288 Riverside San Jacinto Mountains, West side 915 Comment
  UCR136271  Pterostegia drymarioides A. C. Sanders 2004-4-20 27551 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
  UCR201880  Pulicaria paludosa Justin M. Wood 2008-9-19 141 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  UCSC000553  Pyrola picta I. J. Condit 2010-6-22 s.n. Riverside San Jacinto Mts. 2438 Comment
  RSA0031050  Quercus Robert F. Thorne, P. Everett 1966-10-18 41855 Riverside Santa Rosa Mountains 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
  RSA720459  Quercus berberidifolia Naomi S. Fraga, Valentin Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1695 Riverside East of Fobes Ranch Road, about 1/2 mile south of Fobes Ranch. 1616 Comment
  SDSU13915  Quercus berberidifolia Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2148 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  SEINET13297596 Image available Quercus berberidifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-1 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 (Corona South 7.5' Q.) 424 Comment
  UCD45202  Quercus berberidifolia Steve Boyd 1987-11-23 2098 Riverside Mt. Russel, N. of Lake Perris, Moreno Valley. Elev. 2500 feet. 762 Comment
  UCR264645  Quercus berberidifolia Mitch Provance 2012-4-27 412- 17 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCR273006  Quercus berberidifolia Mitch Provance 2012-4-1 17428 Riverside Badlands of Western Riverside County, N side of San Timoteo Canyon Rd., about 4.5 mi WNW of intersection with I-10, N of old Haskell residence 646 Comment
  UCR90742  Quercus berberidifolia Scott D. White 1995-4-5 2753 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UC847934  Quercus cornelius-mulleri Carl B. Wolf 1932-10-12 Riverside Pinyon Well Colorado Desert, Little San Bernardino Mts. 1219 Comment
  UCSB11445  Quercus kelloggii Olson, Jim 1962-5-5 Riverside Rd to Pine Flat Campground, 17 mi SE of Banning 1767 Comment
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Jun 24 2010
  CAS-BOT-BC104313  Quercus palmeri E. K. Balls; P. C. Everett 1952-11-18 18257 Riverside by entrance to Santa Rosa Indian reservation, Vandeventer Flats 1402 Comment
  CAS-BOT-BC104315  Quercus palmeri A. C. Sanders 1995-11-26 17925 Riverside Elder Creek drainage, NE of Tule Pk, between Aguanga & Anza, S of Hwy 371. Elder Crk rd, 0.3 mi W of Bonny Lane, rural low density development 1264 Comment
  UCR113553  Quercus palmeri Mitch Provance 1998-4-14 441 Riverside Jurupa Mtns., Rattlesnake Mtn., Crestmore Heights, knoll (1542), c. 4.2 km NW of downtown Riverside 400 Comment
  LA205338  Quercus wislizeni Robert G. Engman; sn Riverside San Jacinto Mountains Comment
  UC36536  Rafinesquia californica Geo. R. Hall 1901-3-31 10 Riverside near Riverside Comment
  CAS-BOT-BC378983  Ranunculus aquatilis var. diffusus Robert F. Thorne; C. W. Tilforth; J. P. Simon 1969-6-24 38143 Riverside San Bernardino National Forest, San Jacinto Mts., Lake Fulmor 1676 Comment
  CAS-BOT-BC378985  Ranunculus aquatilis var. diffusus P. A. Munz; I. M. Johnston 1922-5-21 5522 Riverside Hemet Valley, Garner Ranch Comment
  RSA198929  Ranunculus californicus Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37588 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California. 671 Comment
  RSA0013140  Ranunculus sceleratus var. sceleratus LeRoy Gross, Caitlin Elam 2013-5-14 6073 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  OBI8076  Rhamnus crocea David J. Keil, Malcolm McLeod 1977-3-26 12020 Riverside 9 mi E of jctn with i-15 along Calif 79 518 Comment
  UCR100298  Rhamnus crocea B. G. Pitzer 1997-4-20 3186 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  RSA0119873  Rhamnus ilicifolia Duncan S. Bell, Thomas Stoughton 2016-4-12 9233 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
  RSA210963  Rhamnus tomentella subsp. cuspidata James Henrickson 1969-11-15 4370 Riverside 8 mi. SE of Banning along Hy R-1 in clearing Oak Pine Forest. 1585 Comment
  IRVC80  Rhus ovata R. H. Whittaker, W. A. Niering 1963-5-30 SJ 87 Riverside Palm Desert to Mountain Center, Santa Rosa Mountain Rd. Santa Rosa Mountains 1524 Comment
  RSA0046827  Rhus ovata Tamara Joy Hanna 1991-5-12 30 Riverside Township of Anza, area of High Country Ranches. From Tamatea Road approx. 100 ft. to dry stream bed, walking northeasterly direction. 1280 Comment
  RSA753547  Rhus trilobata Michael Wall 2009-6-12 520 Riverside San Jacinto Valley, Bautista Canyon Rd. ca. 8.0 miles SE of jct. with Fairview Ave. 762 Comment
  RSA476153  Ribes cereum Anstruther Davidson 1892-7-4 s.n. Riverside San Jacinto. Comment
  RSA114869  Ribes indecorum G. R. Campbell 1954-12-8 20535 Riverside 1/2 way up W side of Mt San Jacinto Comment
  RSA798536  Ribes indecorum Robert F. Thorne, E. W. Lathrop 1977-5-18 49733 Riverside Santa Ana Mountains: Camp Portrero [near junction of Tenaja Truck Trail and Ortega Highway (74)] Comment
  RSA441494  Ribes malvaceum var. viridifolium D. A. Young 1969-4-12 p 442 Riverside Hwy 74 on the way to Idlewild. 579 Comment
  JEPS49290 Image available Ribes nevadense W. L. Jepson 1901-5-19 1306 Riverside Strawberry Valley Mt. San Jacinto Comment
  LA205623  Ribes nevadense Carl Epling; William Robison 1935-6-30 sn Riverside above Marion Camp, Mt. San Jacinto Comment
  RSA698880  Ribes roezlii J. R. Bruff 1934-7-5 s.n. Riverside San Jacinto Mts. 2591 Comment
  UCR24947  Ribes roezlii A. C. Sanders 1980-7-18 1658 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA662126  Ricinus communis Daniel Curran 1981-2-16 19 Riverside Lake Matthews Drive, 5.8 miles from junction with Cajalco Rd. Comment
  RSA519258  Romneya coulteri Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR251975  Romneya coulteri Marissa Manahan 2011-4-25 s.n. Riverside Walker Canyon, along I-15 Freeway NW of Lake Elsinore Comment
  UCR264074  Romneya coulteri S. J. Myers, Vesta A. Myers, Bill Hopson 2015-1-2 1072 Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon, lower part of canyon, near Corona 427 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
  SDSU13629  Rorippa nasturtium-aquaticum W. Miller with C. Mosse 1972-7-11 Riverside Comment
  RSA717476  Ruellia A. C. Sanders 1997-10-13 21587 Riverside Riverside, UCR Botanical Garden 366 Comment
  RSA741212  Rumex acetosella Scott D. White, Justin M. Wood 2008-5-15 11989 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  SEINET1910072  Rumex crispus T. B. Salvato, Melissa Clemons 2005-1 1309 Riverside Peninsular Range; Temescal Valley; Walker Canyon, 1.5 mi due E of Alberhill, N of Hwy I-15 (Lake Elsinore 7.5') 411 Comment
  UCR213282  Rumex hymenosepalus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37695 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  SEINET244301  Rumex obtusifolius A. C. Sanders, T. B. Salvato 2001-5-24 24368 Riverside Perris-Aguanga Basin Region; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada 345 Comment
  RSA690944  Rumex salicifolius Scott D. White 1998-7-31 6948 -(unic.) Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  UCR95956  Rumex salicifolius var. denticulatus Scott D. White 1996-8-1 4430 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  CHSC778  Salazaria mexicana M. Anthony 1954-4-15 Riverside Near Joshua Tree Monument. Comment
  UCR147804  Salix exigua Steve Boyd, Aydee Virgen 2004-4-13 10860 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  SD1018  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of the bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 239 Comment
  LA208656  Salix gooddingii Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  RSA575965  Salix gooddingii Steve D. Boyd 1981-4-10 s.n. Riverside Gavilan Hills region, canyon at southeastern base of 'Rocky Bluff Ridge', east of Estelle Mountain and south of Gavilan Plateau. 610 Comment
  RSA615395  Salix gooddingii A. C. Sanders 1997-3-19 20037 Riverside Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn. 445 Comment
  UCR189284  Salix gooddingii Fred M. Roberts, S. Leatherman 2007-9-19 6593 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  HSC82747  Salix laevigata R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54101 Riverside Flood Plain along Whitewater River, 3 mi. N of Whitewater Post Office. 591 Comment
  UCR225574  Salix laevigata A. C. Sanders 2011-3-29 38857 Riverside Peninsular Range; Perris-Aguanga Basin Region, canyon in hills between Sun City and Perris, San Jacinto River at powerline corridor crossing west of Goetz Rd., above Railroad Canyon Lake 428 Comment
  UCR232067  Salix laevigata John F. Green 2008-4-24 13- 05 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris along Hwy 74, between Lazy Lizard Dr. and Wasson Canyon Rd. 504 Comment
  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
  RSA171357  Salix lasiolepis J. D. Olmsted 1962-5-3 3531 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  RSA612479  Salix lasiolepis D. L. Banks 1997-2-23 1338 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 368 Comment
  UC5055  Salix lasiolepis W. H. Brewer 1861-1-3 154 Riverside in canyon near Hannigan's; Temescal Range Comment
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Jul 6 2010
  RSA643438  Salsola paulsenii R. D. Goeden, D. W. Ricker 1979-3-29 s.n. Riverside Coachella Valley: Indio, Monroe St., 33 40' 30''N, 116 16'W -6 Comment
  RSA586840  Salsola tragus D. L. Banks, Peter Morrell 1995-5-4 307 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, N of the Wildhorse Trail, on metasedimentary hills N of Wildhorse Peak. 622 Comment
  RSA0094570  Saltugilia australis Leigh A. Johnson, Deborah A. Johnson 1997-5-12 97 -082 Riverside San Bernardino Natl. Forest, Chahuilla Mtn. vicinity. Along road to Cahuilla Mtn. trail, in area of first year burn, along road margins or within short distance of road. 1300 Comment
  JOTR34205  Saltugilia latimeri La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2997 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  UCR261367  Saltugilia latimeri A. C. Sanders, Katie Young, John Hale 2015-4-22 41613 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1 km NW (303 deg. ) of One Horse Spring 459 Comment
  CAS-BOT-BC220732  Salvia H. A. Dutton 1898-6-12 s.n. Riverside Warm Spring Valley, Elsinore Comment
  CLARK-A1528-583  Salvia apiana C. M. Flanagan 1973-5-31 OO 636 Riverside Morongo Indian Reservation 914 Comment
  IRVC2069  Salvia apiana R. H. Whittaker, W. A. Niering 1963-5-28 SJ 43 Riverside Mountain Center to Hemet. San Jacinto Mountains 915 Comment
  JEPS62535  Salvia apiana W. L. Jepson 1901-5-17 1238 Riverside hills near San Jacinto Lake 457 Comment
  RSA500107  Salvia apiana Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3664 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  SDSU7465  Salvia apiana S. J. Barnhard 1966-4-17 660417 -5 Riverside SW facing slope of small hill .1 mile East of McAllister St. Along the Metropolitan Water Co. Utility Rd (Dirt), which is 1.5 miles SE of he intersection of Mcallister St and Victoria Ave. 457 Comment
  UCR41318  Salvia apiana N. M. Fellows, A. C. Sanders 1985-5-7 175 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
  SEINET10499053  Salvia apiana David B. Dunn 1940-4-13 Dunn s.n. Riverside Torey pines. A bluff rising about 500 ft above the pacific ocean, dry sand, soil Or sandstone coastal sage, lower sonoron. Petsamo. Comment
  RSA777725  Salvia columbariae Jim Andre, G. L. Clifton 2011-2-22 17428 Riverside Mecca Hills; along Box Canyon Road, 8.5 miles NE of town of Mecca 171 Comment
  UC1719472  Salvia columbariae D. Atwood 1993-3-26 17671 Riverside 3 mi N of I-10 along Hwy 62 to Morongo Valley Comment
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Dec 18 2016
  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
  UCLA70055  Salvia columbariae O. A. Plunkett 1926-2-22 Riverside Morongo Pass; Colorado Desert 609 Comment
  SEINET7040183  Salvia columbariae A. G. Vestal 1962-3-29 Riverside 0.4miles east of Murrietta [on Murrietta Hot Springs road]. Murrieta Quad. UTM Zone 11, 482619mE, 3712809mN. Comment
  JEPS16866  Salvia greatae Marjorie D. Clary 1938-4-17 2844 Riverside n of Salton Sea (bajada at base of Orocopia Mts); Orocopia Mts. 243 Comment
  UC883920  Salvia greatae C. Epling Apr 1937 Riverside Canyon n of Hidden Spring; Orocopia Mtns. Comment
  UC489206  Salvia pachyphylla C. V. Meyer 1928-7-27 568 Riverside near Hidden Lake; San Jacinto Mts. 2438 Comment
  RSA356612  Salvia vaseyi Robert F. Thorne 1966-10-15 41806 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UC217970  Salvia vaseyi P. A. Munz, I. M. Johnston 1922-5-7 5285 Riverside mouth of Dry Morongo Wash Plants of Southern California, Colorado Desert 365 Comment
  CLARK-A1703-1244  Sambucus caerulea Larry Beck 1975-7-21 Riverside Santa Ana River Comment
  UCR138914  Sambucus mexicana Julie A. Greene 1993-4-3 1083 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Old agricultural field, east of dirt road 441 Comment
  RSA701119  Sanicula bipinnatifida Michael Wall 1996-7-1 170 Riverside Cherry Valley, along Beaumont/Oak Glen Rd along Little San Gorgonio Creek, 2.6 mi N of Cherry Vly Blvd, W side of road. Comment
  UCR117319  Sanicula bipinnatifida A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 728 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR137474  Sanicula bipinnatifida D. L. Banks 1997-4-5 1692 Riverside Agua Tibia Mtns., NW Palomar Mtns: Agua Tibia Wilderness Area. south of Dorland Mountain, just east of the Wilderness Area boundary with the Pechanga Indian Reservation, along a tributary of the N fork of Pechanga Creek 762 Comment
  UCR138650  Sanicula crassicaulis D. L. Banks 1997-3-29 1641 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation, just before the Riverside/San Diego Co. line 482 Comment
  UCR104630  Sanicula tuberosa D. E. Bramlet 1991-4-30 1979 Riverside Southwestern Riverside County Mulit-Species Reserve (Shipley), Southwestern portion of the Crown Valley-Rawson Canyon region, 6,700 ft. east of Rawson Canyon and 4,200 ft northeast of Black Mt., north facing slope, adjacent to an unnamed drainage ~1,800 ft southeast of the existing access road 689 Comment
  UCR89491  Sanicula tuberosa Steve Boyd, T. Ross 1993-3-23 7908 Riverside Peninsular Range, Palomar Range south of Vail Lake at the N base of Agua Tibia Mtn. 735 Comment
  RSA650259  Schinus molle Bennie Finnell 1948-4-21 s.n. Riverside Found on any street in Corona. 213 Comment
  CAS-BOT-BC110658  Schismus Elizabeth McClintock 1964-4-8 342 Riverside Snow Canyon, east side of Mount Jacinto. Comment
  UCR166018  Schismus arabicus Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  RSA776352  Schismus barbatus Duncan S. Bell, Amanda Turek 2010-4-10 802 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UCR33639  Schoenoplectus pungens var. longispicatus Faulkner 1978-4-27 493 Riverside Sonoran (Colorado) Desert, 3 miles east of Blythe 137 Comment
  UC489282  Scirpus americanus C. V. Meyer 1928-8-2 625 Riverside Temecula Comment
  POM1416  Scirpus microcarpus L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  RSA752879  Scirpus microcarpus Orlando Mistretta 2009-7-10 3999 Riverside Santa Ana River Canyon. Vicinity of Camp Round Meadow; 0.40 miles SE of junction of highway 38 and Jenks Lake Rd. 2027 Comment
  JEPS86531  Scrophularia californica subsp. floribunda Roy E. Buck 1988-4-1 867 Riverside 7 air km w Lake Elsinore (town) (2.0 air km nw of confluence of Harlon Canyon and Johnson Canyon drainages, above CA Hwy 74 near top of grade); Elsinore Mts 780 Comment
  POM9610  Scrophularia californica subsp. floribunda I. M. Johnston 1920-5-8 2264 Riverside Box Springs Grade Comment
  SD51951  Scutellaria bolanderi subsp. austromontana Reid Moran 1962-7-7 9852 Riverside 2 miles SW of Idyllwild, in shade by Strawberry Creek 1550 Comment
  SBBG71220  Scutellaria siphocampyloides Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  RSA683701  Selaginella bigelovii P. J. Remple 1942-3-2 s.n. Riverside Whitewater Canyon. Comment
  RSA85934  Selaginella bigelovii Frank W. Peirson 1920-2-15 1530 Riverside Murray Canyon near Palm Springs Comment
  UC306709  Selaginella bigelovii S. B. Parish 1918-4-3 11695 Riverside mouth of San Jacinto Canyon (Oak Lodge) 914 Comment
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Nov 20 2011
  UC668414  Selaginella bigelovii Annie M. Alexander and Louise Kellogg 1941-4-22 2062 Riverside White Water Canyon; Colorado Desert 548 Comment
  UCR101427  Selaginella bigelovii A. C. Sanders 1997-3-19 20026 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
  UCR275953  Selaginella bigelovii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3794 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  CAS-BOT-BC62252  Selaginella watsonii P. A. Munz 1922-6-27 5869 Riverside Toro Peak, Santa Rosa Mts. 2529 Comment
  RSA38272  Senecio douglasii var. monoensis P. A. Munz 1946-10-20 11577 Riverside Palms to Pines Highway at north base of Santa Rosa Mountains 1037 Comment
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Jul 9 2012
  UC1543104  Senecio flaccidus var. douglasii Donald G. Nelson 1936-5-22 385 Riverside near base Santa Rosa Mountains (Ribbon Wood Camp, Pines to Palms Highway; on trail down to stream in Palm Springs Canyon); Palm Springs Canyon Comment
  UCR217798  Senecio mohavensis Jim Andre, T. La Doux 2010-2-28 12555 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
  RSA689369  Senecio vul