Search Results — 2000 specimen records retrieved (1875 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
  UC34  Abies concolor H. M. Hall 1901-8-1 2584 Riverside Tamarack Valley San Jacinto Mountains Comment
  UCR131459  Abies concolor June Latting 1973-3-1 s.n. Riverside Santa Rosa Mountains., Santa Rosa Mountain along Santa Rosa Mtn. Rd. 2104 Comment
  CAS-BOT-BC229312  Abronia villosa Mrs. J. C. Angsbury 1926-1-1 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC229332  Abronia villosa K. Larson 1975-4-24 1506 Riverside Snow Creek Rd. 10 mi. NW of Palm Springs Comment
  CAS-BOT-BC229337  Abronia villosa A. C. Sanders 2010-3-15 37413 Riverside Sonoran (Colorado) Desert: pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  CSUSB1083  Abronia villosa Heather Hanson 1966-5-12 s.n. Riverside found in field 50 yards south of roadside. Highway 74 from Hemet to Idyllwild. 609 Comment
  CSUSB1084  Abronia villosa unknown 1968-5-4 680504 12 Riverside San Jacinto Mountains 4 miles west of Mountain Center on Highway 74 on right side of road. San Jacinto Mountains 853 Comment
Read comments
Mar 21 2014
  RSA462259  Abronia villosa A. N. Dunn, A. Martin 1932-3-26 s.n. Riverside Coachella Comment
  UC218065  Abronia villosa P. A. Munz, D. Keck 1922-4-14 4968 Riverside Colorado Desert, Indian Wells 91 Comment
  UCR92292  Abronia villosa var. aurita Scott D. White 1995-8-23 3588 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  JOTR28915  Abronia villosa var. villosa La Doux, Tasha, Bill Truesdell 2004-3-11 1150 Riverside Joshua Tree National Park. Pinto Basin; Sand Hills 533 Comment
  UCD159798  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert: Northeastern Colorado Desert region: along Palen Road near Highway 177. 170 Comment
  UCR6390  Abutilon theophrasti O. F. Clarke 1967-6-9 s.n. Riverside Riverside, O.F. Clarke residence at 1012 Spruce Street 366 Comment
  OBI25755  Acacia greggii David J. Keil 1980-6-20 14063 Riverside Box Cyn rd exit from I-10 Comment
  RSA248051  Acacia greggii var. arizonica R. F. Thorne, C. W. Tilforth 1973-5-30 43580 Riverside Colorado Desert: Mouth of Morongo Valley at N end of Coachella Valley 549 Comment
Read comments
Apr 24 2011
  CAS-BOT-BC30902  Acamptopappus sphaerocephalus H. M. Hall 1905-4-1 5869 Riverside Chuckawalla Bench Comment
  SJSU5450  Acamptopappus sphaerocephalus R. C. McGehee 1970-4-30 247 Riverside 4 mi W of Corn Springs, Chuckwalla Mts, 18 mi SE of Desert Center Comment
  POM41108  Acamptopappus sphaerocephalus var. sphaerocephalus 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
  RSA770885  Achnatherum hymenoides Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4588 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG56982  Achnatherum hymenoides M. N. Ackley 1928-4-4 Riverside near Edom 64 Comment
  CAS-BOT-BC210884  Achnatherum parishii subsp. depauperatum H. M. Hall 1901-6-1 2309 Riverside San Jacinto Mountains. Near Tauquitz [Tahquitz] 2133 Comment
  UCR226073  Achyrachaena mollis A. C. Sanders, T. B. Salvato 2011-4-1 38942 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  CLARK-A1528-914  Achyronychia cooperi Charlotte Stocks 1963-3-31 Riverside Coachella Comment
  RSA516871  Achyronychia cooperi Steve Boyd, Thomas S. Elias, B. Roy, Sara Meury, S. Zona 1986-3-5 1344 Riverside Mecca Hills: Box Canyon, along Hwy 195 Comment
  SD8105  Achyronychia cooperi S. B. Parish, W. F. Parish Apr 1882 Riverside Agua Caliente, Palm CaA'on of San Jacinto Mountain. Comment
Read comments
Jul 16 2010
  CAS-BOT-BC204876  Acmispon argyraeus var. argyraeus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SDSU14188  Acmispon glaber var. brevialatus Michelle Perl 2002-4-20 7 Riverside Santa Margarita Ecological Reserve 1/8 mile northeast from Northside Field Station on Via Tornado Road. 339 Comment
  HSC98288  Acmispon heermannii D. W. Snell 1964-3-26 25 Riverside 1.5 mi. E of Hwy. 79, 5 mi. S of Hemet. Comment
  OBI5743  Acmispon micranthus Charlotte M. Wilder 2004-4-26 61 Riverside Wilder's Canon Jurupa Hill Comment
  UC1951115  Acmispon nevadensis Scott D. White, Justin Wood 2009-5-21 12858 Riverside SAN JACINTO MOUNTAINS: Garner Valley, near abandoned duck ponds, S of Quinn Flat. USGS Idyllwild 7.5' Quad. Comment
  SBBG45496  Acmispon strigosus Leota Davidson 1966-4-6 474 A Riverside Wiley Well Rd S of second intersection, Chuckawalla Mtns, 18 mi W of Blythe 213 Comment
  SEINET6654145  Acourtia microcephala Scott D. White, Justin M. Wood 2008-6-18 12202 Riverside Hiking tail from K flat to Apple Canyon Rd.; 0 Comment
  UC485223  Acourtia microcephala Fred M. Reed 1904-6-29 632 Riverside above Gage Canal, No. 2 Flume ((canyon on Riverside-Redlands road)); Riverside (vicinity) Comment
  UCD128478  Acourtia microcephala R. N. Raynor 1941-7-28 s.n. Riverside Highway 71 between Temecula and Aguanga. Comment
  JEPS30394  Adenophyllum cooperi Peter H. Raven and David Verity 1960-6-5 15499 Riverside Queen Valley; Joshua Tree Natl. Monument, Queen Valley Comment
  RSA676103  Adenophyllum porophylloides Scott D. White 2001-4-17 8333 Riverside Sonoran Desert: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  UCR30527  Adenostoma fasciculatum John C. Roos 1952-5-26 5722 Riverside Haas' Ranch, Reche Canyon 457 Comment
  RSA716087  Adenostoma sparsifolium Fred M. Roberts, Robert Allen 2006-8-5 6398 Riverside Santa Ana Mtns region: just east of Bear Creek, 0.5km SE Upper San Juan Campground. 668 Comment
  SBBG70866  Adenostoma sparsifolium M. N. Ackley -May-1929 1269 Riverside Tahquitz [Lodge] 1524 Comment
  SD229253  Adenostoma sparsifolium Dick Schwenkmeyer 2012-8-6 765 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  SEINET3076976 Image available Adenostoma sparsifolium Howard Scott Gentry 1974-8-26 23434 Riverside Mountain slope ca. 4 miles NE of Anza. 1372 Comment
  SEINET5537635  Adenostoma sparsifolium H. S. Gentry 1954-1 14250 Riverside Dripping Springs, along Route 79. Comment
  UCSB39101  Adenostoma sparsifolium Jorgensen, Jan 1982-1-19 Riverside 6 kilometers up Santa Rosa Mountain Road from highway 74, near Palm Desert, San Jacinto Mountains. 548 Comment
  CAS-BOT-BC69646  Adiantum capillus-veneris Nancy Ryan Zabriskie; Walter Zabriskie 1971-11-27 466 Riverside Ca. 25' n. of stream bank, ca. 200 yds. below juncture with north canyon; Andreas Canyon, e. slope San Jacinto 359 Comment
  POM11495  Agave deserti subsp. deserti Philip A. Munz 1922-7-1 5942 Riverside 1 mile SE of Old Nicholas Canyon. Santa Rosa Mtns. 1463 Comment
  UCR135837  Agrostis pallens A. C. Sanders 2004-4-20 27540 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
  UCR171136  Ailanthus altissima John F. Green 2005-5-17 s.n. Riverside Perris-Aguanga Basin, Markham Pit; Gravel pit on SE corner of Markham Street and Day Street, south of March Air Force Base 537 Comment
  RSA696214  Allenrolfea occidentalis Keith E. Hoffmaster 1928-12-29 s.n. Riverside 9 mi from Dos Palmas Comment
  JEPS61263  Allionia incarnata L. M. Newlon 1922-4-4 446 Riverside San Jacinto Mountains, Andreas Canyon Andreas Canyon; San Jacinto Mountains, Andreas Canyon Comment
  JEPS61264  Allionia incarnata Marjorie D. Clary 1933-1-1 1719 Riverside Colorado Desert, Santa Rosa Mountains Santa Rosa Mountains; Colorado Desert, Santa Rosa Mountains 45 Comment
  RSA676104  Allionia incarnata Scott D. White 2001-4-17 8331 Riverside Sonoran Desert: Shaver s Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  RSA69991  Allionia incarnata F. W. Peirson 1919-4-13 1849 Riverside Tahquitz Canyon stream, near Palm Springs. Comment
  UCR75075  Allionia incarnata A. C. Sanders, E. J. Lawlor 1992-4-4 12134 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CSUSB417  Allium fimbriatum Joe Barrington 1968-5-11 680511 3 Riverside 1/4 mile off Highway 74, across from Alpine Village (town) 1280 Comment
  RSA367107  Allium haematochiton Ora M. Clark 1929-3-2 1602 Riverside Near Alberhill 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
  SD140234  Allium haematochiton Scott White 1993-4-20 1204 Riverside Estelle Peak, Gavilan Hills; Lake Mathews quad. 822 Comment
  UCR256903  Allium haematochiton LeRoy Gross, Duncan S. Bell 2013-4-30 6022 Riverside Peninsular Range; San Jacinto Mtns., Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W and ended at 33.72912N 116.75098W 1556 Comment
  UCR49374  Allium haematochiton Steve Boyd 1986-3-9 1395 Riverside Peninsular Range, Temescal Canyon, between Indian Truck Trail & Horsethief Wash 367 Comment
  SEINET4174934 Image available Allium haematochiton J. C. Roos 1950-1 4714 Riverside Ca. 3-4 mi. N of Murrieta, Riverside Co., Calif. El. 1500 ft. Comment
  RSA740236  Allium lacunosum var. davisiae Scott D. White, Justin M. Wood 2008-6-17 12191 -A Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  SD127568  Allium lacunosum var. davisiae Robert F. Thorne, Earl Lathrop 1975-5-25 45560 Riverside Santa Rosa Plateau, Rancho California, Mesa de Burro. 609 Comment
  UC1608290  Allium lacunosum var. kernense Steve Boyd, Tim Ross 1992-5-15 7386 Riverside along old Main Divide Road track about 1/4 mi se radio towers (se flank of Elsinore Peak at Onion Hill); Southern Santa Ana Mountains, Elsinore Peak, Onion Hill 1021 Comment
  RSA613863  Allium peninsulare B. Pitzer 1997-4-12 3123 Riverside Pulsar View Road, (at end of Warren Road) Ca. 1 mile (air) N of Juniper Flats Road., 33 deg N 117 deg 5.53 W 518 Comment
  UCR280619  Allium peninsulare var. peninsulare Mitch Provance, Jeremiah George, Matt K. Beyers 2017-4-3 417- 08 Riverside Gavilan Hills, Alberhill Canyon, dirt road portion of Lake St., about 0.8 miles N of Hwy. 15 at Alberhill. 457 Comment
  CAS-BOT-BC475416  Allium praecox Scott D. White; Justin Wood 2008-3-25 11772 Riverside Perris/Elsinore BAsin; Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area 366 Comment
  UCR193986  Allophyllum A. C. Sanders 2008-7-25 35922 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills Comment
  RSA614533  Allophyllum divaricatum A. C. Sanders, Pamela J. MacKay, Tim Thomas, O. Clarke 1997-5-4 20633 Riverside San Jacinto Mountains north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740. Comment
  LA210330  Allophyllum glutinosum Harlan Lewis; Elizabeth McClintock 1941-6-29 Riverside Gavilan Hills-Gavilan Plateau, Santa Rosa Rd Canyon 5 mi from Pines to Palms Highway Comment
  SD68947  Alopecurus saccatus Robert F. Thorne, E. Lathrop, O. Clark, S. Carlquist 1968-4-18 37442 Riverside Santa Rosa Plateau, open dessicated mud at margin of vernal marsh, Mesa de Colorado. 671 Comment
  IRVC28975  Amaranthus B. L. Phillips 1994-9-12 s.n. Riverside Riverside, UCR campus 336 Comment
  RSA484737  Amaranthus fimbriatus A. C. Sanders 1988-10-22 8723 Riverside Pinyon Flats area Santa Rosa Mountains, along the trail about 1/2 mi. W of the Dolomite Mine. 1200 Comment
  RSA782354  Amaranthus palmeri Stephanie Rockwood, Christi Gabriel 2011-10-18 124 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  OBI37490  Amaranthus powellii Steve Boyd 1985-7-23 1025 Riverside De luz rd, 8.5 mi W of rancho Calif 274 Comment
  IRVC26842  Ambrosia acanthicarpa S. D. White 1996-12-26 4640 Riverside Perris area Perris Basin 427 Comment
  RSA692220  Ambrosia acanthicarpa Scott D. White 2003-10-9 9826 Riverside Pine Cove area. Dutch Flat. 1753 Comment
  SBBG32343  Ambrosia acanthicarpa L. S. Rose 1966-12-11 66094 Riverside Palm Springs 152 Comment
  RSA455874  Ambrosia confertiflora N. C. Cooper 1943-9-10 917 Riverside Banning. 610 Comment
  UCSB24079  Ambrosia dumosa McMinn, Howard 1937-3-6 Riverside About 10 miles N.E. of Blythe, on road from Blythe to Needles Comment
  SEINET11855137  Ambrosia dumosa E. A. Purer 1935-1 6455 Riverside western Colorado Desert 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
  SDSU13506  Ambrosia psilostachya W. Miller with C. Mosse 1972-7-13 Riverside west of M.W.D. Station. Comment
  UCR103737  Ambrosia psilostachya A. C. Sanders 1997-11-20 21618 Riverside Lake Skinner Reserve area, mouth of Rawson Canyon, just NE of Lake Skinner. 457 Comment
  UC1069630  Ambrosia salsola R. St. John 1929-3-25 15 Riverside Foot of Cabezon Mt San Jacinto Quad., Foot of Cabezon Mt. 609 Comment
  POM48865  Amelanchier pallida Philip A. Munz, I. M. Johnston 1924-7-26 8701 Riverside small ravine, north of Dark Canyon 1524 Comment
  UCR18300  Ammannia robusta A. C. Sanders 1979-10-6 424 Riverside San Jacinto Valley, c. 0.25 mi. west of Bridge Street near its intersection with Gilman Springs Road 427 Comment
  RSA44916  Amorpha fruticosa J. C. Roos 1947-5-10 3614 Riverside 3 miles SE of Console Springs., [Console Springs is in Riverside Co. near present-day Reche Cyn. Rd., ca. 33 d 59.5' N / 117 d 12.7' W. Roos's collection site was probably the wash just above Sunnymead. -S. D. White Mar 2007] Comment
  SDSU13353  Amorpha fruticosa Joseph Verfaillie, Shasta Gaughen 2000-4-29 50 Riverside Santa Margarita Ecological Reserve (SDSU). The north side of the Santa Margarita river about 1/4 mile west of the pipe line crossing. About 5-15 feet from the river. 235 Comment
  UCR261444  Amsinckia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41435 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  OBI40182  Amsinckia intermedia N. Miles Fellows & A. C. Sanders, A. C. Sanders 1985-4-9 149 Riverside Oasis de los Osos Preserve, off Snow crk Cyn at the N foot of the San Jacinto mts, 1 mi W of Snow Crk Village. T3S, R3E S1/2 sec 20 488 Comment
  POM127659  Amsinckia intermedia S. B. Parish 1919-3-27 19188 Riverside Whitewater, Colorado Desert 305 Comment
  RSA0089634  Amsinckia intermedia Steve Boyd 1986-3-1 1366 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  SD187373  Amsinckia menziesii Scott D. White, Angelia Carey 2004-4-16 10173 Riverside Indian Creek and adjacent slopes. 548 Comment
  RSA0089938  Amsinckia menziesii D. E. Harvey 1969-4-20 690420 -2 Riverside Juniper Flats at Stubbe Springs parking area. Joshua Tree National Monument. Comment
  SD244092  Amsinckia retrorsa A. C. Sanders, Timothy W. Chumley 2013-3-28 40708 Riverside Peninsular Range: Alberhill, along Lake Street, 1.45 km south of I-15 near old clay mines (Alberhill 7.5'Q) 395 Comment
  RSA0091469  Amsinckia tessellata P. A. Munz 1949-4-12 13024 Riverside North base of Eagle Mts., Mohave Desert. 945 Comment
  SEINET3088586 Image available Anagallis arvensis Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi. W of Temecula, with Ave. del Oro as the N boundary. Comment
  RSA180287  Anagallis arvensis E. W. Lathrop 1965-4-25 5671 Riverside 4 miles Sw of Murrieta. Comment
  POM9765  Andropogon glomeratus Mary F. Spencer 1921-7-16 1693 Riverside In canyon near San Jacinto. Comment
  RSA764882  Anemopsis californica Justin M. Wood 2010-9-8 2601 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  UCR110400  Anemopsis californica A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23183 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1 mile west of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. west of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  POM48874  Angelica tomentosa P. A. Munz, I. M. Johnston 1924-7-26 8708 Riverside common on north slopes, 8 mi. S of Banning. 1372 Comment
  POM12710  Antennaria rosea Philip A. Munz 1922-7-5 5977 Riverside Tahquitz Valley, San Jacinto Mountains 2226 Comment
  SEINET2044246 Image available Antheropeas wallacei A. C. Sanders, Dave Hawks 1986-4-16 Riverside On the ridge above Whitewater Canyon, W of Bonnie Bell. Whitewater UTM, 10kmcell: NH-N5, E3. 915 Comment
  RSA503413  Antirrhinum coulterianum J. D. Olmsted 1962-5-10 3642 Riverside Crest between Sandia Creek and DeLuz Creek drainages. 259 Comment
  SJSU11491  Antirrhinum coulterianum J. W. Tofflemire 1957-4-19 Riverside Sobobo Indian Reservation by community of San Jacinto Comment
  UC455557  Antirrhinum coulterianum I. J. Condit 1910-6-24 Riverside road to Strawberry Valley; San Jacinto Mts. 914 Comment
  UCR202325  Antirrhinum coulterianum 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
  UCR22013  Antirrhinum coulterianum Steve Boyd 1980-5-21 294 Riverside Gavilan Hills, Harford Springs County Park, on the NW corner of the Gavilan plateau. Comment
  CLARK-A1528-4162  Antirrhinum filipes John C. Roos 1947-2-15 3238 Riverside Comment
  CAS-BOT-BC372462  Antirrhinum nuttallianum A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-7 37797 Riverside Southeastern Gavilan Hills norht of Alberhill, west of dirt extension of Lake St., 1.0 mile NW (341 deg. ) of intersection of I-15 and Lake St., Alberhill 7.5' Q., Southeastern Range 526 Comment
  CLARK-A1528-4165  Antirrhinum nuttallianum John C. Roos 1937-5-2 1398 Riverside La Sierra Comment
  RSA679173  Antirrhinum nuttallianum Fred M. Roberts 2003-7-11 5961 Riverside San Mateo Canyon Wilderness, unnamed tributary to san Juan Creek, 0.9km ESE Upper San Juan Campground. 666 Comment
Read comments
Nov 24 2014
  RSA586938  Antirrhinum nuttallianum subsp. nuttallianum D. L. Banks, Peter Morrell 1995-5-4 304 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
  RSA0126159  Arabis glabra C. B. Wolf 1931-5-11 1962 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
  RSA482629  Arabis pulchra Mark Morris 1929-3-17 14884 Riverside Palm Canyon. Comment
  RSA0128856  Arabis sparsiflora Scott D. White, Justin M. Wood 2008-6-19 12276 Riverside Meadows at Baldy Mtn. 1585 Comment
  SEINET2117589  Arceuthobium cyanocarpum R. L. Mathiasen, C M. Daugherty 2009-8-5 09 -27 Riverside North slope of Tahquitz Peak. 0.3 km west of the jct. of the Tahquitz Peak Trail and the Tahquitz Valley Trail along the trail to Tahquitz Peak. 2620 Comment
  RSA629138  Arctostaphylos Jon E. Keeley 1992-7-16 16561 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA629389  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19510 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629425  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16844 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629463  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16812 Riverside Rd. to Thomas Mtn. (5S15), 9.5 km north of Toolbox Spring. 1640 Comment
  POM367273  Arctostaphylos glandulosa subsp. glandulosa I. W. Clokey, E. G. Anderson 1935-4-16 6787 Riverside East of Hemet. 630 Comment
  RSA629464  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16817 Riverside Rd. to Thomas Mtn. (5S15), 11 km north of Toolbox Spring. San Jacinto Mtns. 1520 Comment
  JOTR16667  Arctostaphylos glauca Hogan, J. 1974-6-8 68 Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA631810  Arctostaphylos glauca Jon E. Keeley 1992-9-27 21804 Riverside Highway 74 at Pinyon Flats, southwest of Palm Desert. 1290 Comment
  RSA632646  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16548 Riverside Red Mountain Road, 9.5-10.3 km east of R3. 1050 Comment
  RSA632652  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16536 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  RSA633573  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22511 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633574  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16677 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633666  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21770 Riverside Dirt road to Santa Rosa Mountain, 9.2 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1995 Comment
  RSA633686  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16669 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633768  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16617 Riverside Road to Santa Rosa Mountain, (7S02), 1.8 km south of Highway 74. 1560 Comment
  POM21134  Arctostaphylos patula subsp. platyphylla Fordyce Grinnell Jr. 1908-07 s.n. Riverside Tahquitz Valley 2439 Comment
  RSA635639  Arctostaphylos pringlei subsp. drupacea Keith Gilliland 1954-4-14 1 Riverside Idyllwild. 1677 Comment
  SEINET7266493  Arctostaphylos pringlei subsp. drupacea I. W. Clokey, E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek 1500 Comment
  RSA70413  Arctostaphylos pungens F. W. Peirson 1922-5-20 4465 Riverside Hemet Valley, San Jacinto Mts. 1494 Comment
Read comments
Mar 16 2007
  RSA750750  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-22 12893 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  UCD53754  Arctostaphylos pungens A. E. Wieslander 1936-8-29 682 Riverside Tahquitz Pk. Road. 1524 Comment
Read comments
Dec 15 2011
  RSA636009  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19556 Riverside Carancho Rd., W. of Temecula. 440 Comment
  SD180716  Arctostaphylos rainbowensis C. Matt Guilliams 2007-8-2 397 Riverside Santa Margarita Ecological Reserve, east of A!Highlands TrailA(r) on mesa top near weather station. Among boulders, exposed, 0 slope. 639 Comment
  UCR41215  Argemone munita N. M. Fellows, A. C. Sanders 1985-4-9 136 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
  POM285872  Argemone munita subsp. munita Gerald B. Ownbey, Findley Ownbey 1954-8-7 2178 b Riverside 13.2 mi. of Idyllwild, Hemet Valley. 1372 Comment
  RSA0040095  Argythamnia lanceolata Duncan S. Bell, Deidre Conocchioli 2014-3-18 6257 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  RSA792554  Aristida adscensionis Duncan S. Bell 2012-9-13 4181 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
  UCR60782  Aristida adscensionis Steve Boyd, Orlando Mistretta 1986-3-13 1431 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 366 Comment
  UCR74394  Aristida adscensionis Theo Glenn 1991-4-30 91- 65 Riverside Sonoran (Colorado) Desert, McCoy Mtns, NW of Blythe 280 Comment
  UCR37468  Aristida parishii Steve Boyd 1981-3-13 s.n. Riverside Gavilan Hills, Estelle Mtn. Comment
  RSA782353  Aristida purpurea Stephanie Rockwood, Christi Gabriel 2011-10-18 132 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
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Sep 10 2016
  SEINET14214762  Aristida purpurea J. C. Roos 1965-8-15 Riverside Gilman Hot Springs, San Jacinto Valley Comment
  RSA543187  Aristida purpurea var. nealleyi Steve Boyd 1991-3-17 5504 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA444684  Aristida purpurea var. parishii J. C. Roos 1965-6-13 s.n. Riverside Near Highway 74: W base of San Jacinto Mountains near San Jacinto River. Comment
  SEINET7596158 Image available Aristida purpurea var. parishii I. Johnston 1917-1 1008 Riverside Palm Canon 427 Comment
  RSA385032  Aristida purpurea var. purpurea N. C. Cooper 1944-5-19 1291 Riverside Banning. 701 Comment
  SEINET3919271  Aristida wrightii Sears 1977-10-13 S 607 Riverside Wiley's Well Campground (BLM).; 0 181 Comment
  CAS-BOT-BC90195  Artemisia californica Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater, W. Colo. Desert 304 Comment
  HSC25255  Artemisia californica Richard Spjut 1972-2-18 2209 Riverside ca. 4 miles south of Beaumont on Hwy.60 Comment
  UC1080341  Artemisia ludoviciana subsp. albula E. K. Balls and P. C. Everett 1957-11-4 22747 Riverside about old Fish Hatchery; n base San Jacinto Mts, Snow Creek 701 Comment
  UC205742  Artemisia ludoviciana subsp. incompta S. B. Parish 1918-4-3 11699 Riverside San Jacinto River Canyon; Oak Lodge 914 Comment
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Nov 20 2011
  CAS-BOT-BC93478  Artemisia tridentata subsp. tridentata H. S. Gentry 1954-7-25 14251 Riverside Dripping Springs along route 79 Comment
  RSA716111  Artemisia tridentata subsp. tridentata Michael Wall 2006-11-18 425 Riverside San Jacinto River channel at Bautista Creek confluence, east Hemet near Mountain Ave. and Cedar Ave. 504 Comment
  SEINET228572  Artemisia tridentata subsp. tridentata Walter Wisura 1982-5-25 Riverside San Jacinto Mountains, pacific Crest Trail, south of Kenworthy 1372 Comment
  UC1782173  Artemisia vulgaris O. F. Clarke 2000-12-9 Riverside O. F. Clarke residence, 266 Frost Court 360 Comment
  UC1782174  Artemisia vulgaris O. F. Clarke 2000-12-9 Riverside O. F. Clarke residence, 266 Frost Court 360 Comment
  UCR118807  Artemisia vulgaris O. F. Clarke 2000-12-9 s.n. Riverside Peninsular Range, Riverside, in yard of O.F. Clarke residence at 266 Frost Court 360 Comment
  POM19648  Asclepias eriocarpa Mary F. Spencer 1923-7-20 2223 Riverside Idyllwild, San Jacinto Mts. 1646 Comment
  RSA305671  Asclepias eriocarpa C. W. Tilforth, Walter Wisura 1979-10-11 1912 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley 1341 Comment
  CDA39851  Asclepias erosa W. E. Henson Nov 1937 s.n. Riverside Blythe. 0 Comment
  POM305400  Asclepias erosa Henry J. Ramsey, Henry J. Ramsey 1939-10-1 700 Riverside West of Blythe. Comment
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Mar 6 2013
  SDSU2736  Asclepias erosa D. F. Howe 1963-5-15 3482 Riverside 18 miles east of Desert Center on U.S. 60 or 70. 152 Comment
  UC1245423  Asclepias erosa C. Ritchie Bell 1963-4-10 Riverside ca. 16 mi e Desert Center School (roadside of US 60-70) Comment
  RSA192086  Asclepias fascicularis H. A. Zuill 1966-6-5 198 -b Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
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Feb 12 2013
  RSA263772  Asclepias fascicularis Beglau 1957-10-13 6421 Riverside San Mateo Can. Sonoran. 915 Comment
  SEINET3099267 Image available Asclepias subulata G. Rink 2010-10-3 10339 Riverside Plains east of the McCoy Mtns., north of Blythe 150 Comment
  RSA535489  Aspidotis californica Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6637 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
  UC218669  Aspidotis californica Munz and Harwood 1920-2-28 3236 Riverside 2 mi se Corona 274 Comment
  RSA160569  Aster subspicatus J. D. Olmsted 1959-9-23 1017 Riverside San Jacinto River crossing by Lakeview Rd. from US 395 NW of Lakeview Mts 427 Comment
  CAS-BOT-BC423305  Asteraceae L. Nye; G. Gust 2005-3-11 68 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  POM9367  Astragalus aridus Mary F. Spencer 1920-3-14 1483 Riverside Desert sand, Colorado Desert. -60 Comment
  JOTR01057  Astragalus coccineus Cole, James E. 1941-4-15 601 Riverside Joshua Tree National Park. .05 MILES ABOVE PINON WELL Comment
  SBBG3168  Astragalus crotalariae H. and M. Dearing 1949-12-3 4065 Riverside NE end of Salton Sea Comment
  POM98779  Astragalus didymocarpus var. dispermus M. French Gilman 1926-2-22 s.n Riverside Thousand Palms Canyon. Comment
  LA204952  Astragalus douglasii var. parishii Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside near Lake Hemet, Palms to Pines Highway Comment
  POM2002  Astragalus douglasii var. parishii I. M. Johnston 1918-4-3 s.n Riverside San Jacinto Mountains, San Jacinto Canyon 685 Comment
  SD128289  Astragalus douglasii var. parishii R. Mitchel Beauchamp 1971-5-15 2419 Riverside Black Mountain Road, San Jacinto Mountains. 1615 Comment
  UCR81998  Astragalus filipes Ed LaRue 1993-8-18 s.n. Riverside Murrieta: Greer Ranch development, north side of Clinton Keith Road near Interstate Hwy 15. Comment
  RSA395892  Astragalus gambelianus Steve Boyd 1986-4-22 1754 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  UCR18937  Astragalus insularis var. harwoodii John C. Roos, Lucille Roos 1949-4-10 4222 Riverside Sonoran (Colorado) Desert, N base of the Chuckwalla Mountains Comment
  SBBG54104  Astragalus lentiginosus var. borreganus T. Minthorne -- Riverside between Banning and Palm Springs Comment
  CLARK-A1656-615  Astragalus lentiginosus var. coachellae Milton Walker 1978-1-27 Riverside Palm Springs 152 Comment
  UCR274969  Astragalus lentiginosus var. coachellae Youssef C. Atallah 2016-4-27 s.n. Riverside Sonoran (Colorado) Desert; Coachella Valley, Snow Creek Road c. 0.6 mile SW of Hwy 111 362 Comment
  POM250336  Astragalus lentiginosus var. coachellae I. W. Clokey, B. C. Templeton 1930-4-9 4710 Riverside North of Palm Springs, Colorado desert. 170 Comment
  CAS-BOT-BC187376  Astragalus lentiginosus var. variabilis Peter H. Raven 1958-5-5 12903 Riverside To the west of Split Rock Tank, Joshua Tree National Monument Comment
  RSA720471  Astragalus lentiginosus var. variabilis Naomi Fraga 2005-3-30 1541 Riverside Dunes in the southern portion of the Pinto Basin. JoshuaTree National Park. 518 Comment
  UCR186855  Astragalus lentiginosus var. variabilis Naomi Fraga, Et al. 2005-3-30 1541 Riverside Sonoran (Colorado) Desert/Mojave Transition, dunes in the southern portion of the Pinto Basin. Joshua Tree National Park 549 Comment
  CLARK-A1528-2753  Astragalus nuttallianus John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  SD134453  Astragalus pachypus var. jaegeri Craig Reiser 1990-7-1 Riverside Vail Lake, tip of peninsula jutting into lake from south Comment
  RSA415645  Astragalus palmeri M. B. Dunkle 1938-4-3 5237 Riverside 2 miles S of Nightengale, Santa Rosa Mt. Comment
  CAS-BOT-BC194132  Astragalus pomonensis Joseph Andorfer Ewan; Carl Epling 1933-5-12 7610 Riverside 5 mi. above Corona, Temescal Canyon Comment
  CAS-BOT-BC194137  Astragalus pomonensis C. Epling; J. Ewan 1933-6-1 s.n. Riverside 5 mi. above Corona, Temescal Canyon Comment
  POM312059  Astragalus pomonensis R. Ford 1956-4-8 s.n Riverside Mockingbird Canyon, 2 miles East of Lake Matthews. 366 Comment
  SEINET898381  Astragalus pomonensis Lewis S. Rose 1949-1 49056 Riverside Alberhill 366 Comment
  RSA45535  Astragalus sabulonum J. C. Roos, L. Roos 1949-3-26 4119 Riverside Sandy flats 2 or 3 miles E of Mecca. Comment
  RSA415845  Astragalus tricarinatus Ralph Hoffmann 1929-9-13 s.n. Riverside Colorado Desert, Riverside. Comment
  POM1738  Astragalus trichopodus var. lonchus L. T. Street 1917-5-15 s.n Riverside Elsinore. Comment
  RSA0020587  Atrichoseris platyphylla J. Andre 2013-3-27 24822 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  SEINET3005071  Atrichoseris platyphylla G. Rink 2011-5-1 10509 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  OBI35031  Atriplex canescens Sears 1978-4-12 1179 Riverside 8 mi NE of Desert Center 158 Comment
  UC665900  Atriplex canescens Ira L. Wiggins 1941-3-24 9585 Riverside 1 mi n Imperial County Line (along roadside on e side Salton Sea); e side Salton Sea Comment
  UCR109568  Atriplex canescens R. D. Goeden, Don W. Ricker 1964-1-23 s.n. Riverside Coachella Valley, Indio, Jefferson St. at Hwy 111, near Whitewater River Channel 15 Comment
  RSA5454  Atriplex canescens var. linearis C. B. Wolf 1932-10-13 s.n. Riverside NE side of S.P.R.R. at Durmid on N.E. side of Salton Sea -61 Comment
  UCR214711  Atriplex canescens var. macilenta A. C. Sanders 2010-3-25 37628 Riverside Sonoran (Colorado) Desert; Salton Trough, Durmid, east side of the Salton Sea, between Hwy 111 and the RR just north of the Imperial Co. line, 9 miles south of North Shore (Desert Beach), just below Bat Caves Buttes -59 Comment
  UCR103491  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2438 Riverside San Jacinto Valley, Mystic Lake Duck Club, on berms & on the SW duck ponds within the club,1.71 km east of Davis Road and 46 m south of the access road, 640m north of the San Jacinto River Channel 436 Comment
  UCR252811  Atriplex coronata var. notatior Karyn L. Drennen 2014-5-13 028 Riverside Perris Aguanga Basin, Perris, east of Hwy 215, 0.7 km north of San Jacinto Ave., east of Dunlap Dr. 432 Comment
  UCR121793  Atriplex davidsonii A. C. Sanders, Carolyn Washburn 2001-4-17 24039 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  CAS-BOT-BC248269  Atriplex glauca R. E. Riefner, Jr. 2002-12-12 02 -521 Riverside Peninsular Range; Temescal Canyon Mouth: city of Corona, along Magnolia Ave. off-ramp on southwest side of Hwy I-15 216 Comment
  POM248406  Atriplex lentiformis Philip Crow 1939-7-10 s.n. Riverside Blythe Comment
  UCR163798  Atriplex lentiformis John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  SEINET4135315  Atriplex linearis Stewart C. Sanderson 1993-11-18 93 -040 Riverside Mile 6, CA 11, Salton Sea, beaches turnoff.; 0 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
  SBBG32344  Atriplex polycarpa L. S. Rose 1967-12-19 67177 Riverside La Quinta 15 Comment
  UCD97609  Atriplex polycarpa Lewis S. Rose 1967-12-19 67177 Riverside La Quinta. 15 Comment
  UCD97797  Atriplex serenana K. Esau 1935-6-15 s.n. Riverside Riverside. Comment
  SEINET4136176  Atriplex serenana var. davidsonii Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinto Kieth Rd., just east of the Bear Creek development golfcourse.; 0 Comment
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Feb 13 2019
  RSA602490  Atriplex suberecta P. J. MacKay 1996-10-3 23 Riverside Menifee Valley: SE corner of Hwy 215 and Newport R., adjacent to Newport, gully behind Ralph s shopping center. 434 Comment
  RSA737223  Atriplex suberecta Justin M. Wood 2008-9-22 154 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA689427  Atriplex suberecta R. E. Riefner 2003-5-27 3 -240 Riverside Back basin of Lake Elsinore, Malaga Rd near Mission Trail Rd. Comment
  GMDRC6561  Avena barbata J. M. Andre 2012-6-15 30515 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 1309 Comment
  SD152999  Avena fatua Steve Boyd, Tim Ross, Orlando Mistretta 1992-2-26 6684 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon, along trail 305 Comment
  UCR91523  Avena fatua Scott D. White 1995-3-30 2638 Riverside San Jacinto Valley, Just west of Box Springs Blvd, east of Sycamore Canyon Park 457 Comment
  POM13848  Azolla filiculoides Edmund C. Jaeger 1921-7-15 1181 Riverside Massacre Canyon, near San Jacinto. Comment
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Nov 5 2011
  JOTR16561  Baccharis brachyphylla Hogan, J. 1974-9-27 164 Riverside Joshua Tree National Park. RYAN CAMPGROUND 1325 Comment
  UCD129391  Baccharis brachyphylla J. C. Roos 1946-9-14 3008 Riverside near Dos Palmos Spring. East of Asbestos Mountain. 1066 Comment
  UCR281865  Baccharis brachyphylla A. C. Sanders, Jim Malusa 2017-9-19 43333 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 3.75 km SW (209 deg. ) of Tabaseca Tank 711 Comment
  RSA575918  Baccharis emoryi Steve Boyd 1994-10-14 8377 Riverside Southern Santa Ana Mountains, San Mateo Cantyon Wilderness area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon at its confluence with San Mateo Canyon., Fisherman's Camp 462 Comment
  CAS-BOT-BC106626  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside River bottom flat, Santa Ana River, 4 mi. N.W. of Corona Comment
  UCR260060  Baccharis sarothroides Jim Malusa, A. C. Sanders 2015-3-10 s.n. Riverside Sonoran (Colorado) Desert, Chocolate Mountains, north end of the range c. 2 miles SE of Tabaseca Tank, c. 1.5 miles west of Gasline Rd., US Navy Chocolate Mountains Aerial Gunnery Range 671 Comment
  UCR92158  Baccharis sergiloides D. L. Banks, Steve Boyd 1995-10-17 0804 Riverside NW Palomar Mtns; Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground. Along alluvial benches where Arroyo Seco turns to the E, just west of the Metasedimentary hills 525 Comment
  UCD169938  Bacopa monnieri Alexandra Beaty 2018-2-6 s.n. Riverside La Quinta. Growing at golf course called The Quarry at La Quinta. 0 Comment
  CAS-BOT-BC295898  Bahiopsis parishii B. D. Stark 1930-4-2 1503 Riverside Whitewater Bridge, San Gorgonio Pass 457 Comment
  SBBG60811  Bahiopsis parishii M. N. Ackley 1928-4-1 235 Riverside Snow Crk, Mt San Jacinto 518 Comment
  RSA296176  Bebbia juncea B. A. Prigge 1980-8-5 3856 Riverside Whitewater Canyon, 0.5 miles N of trout farm 701 Comment
  UCR260869  Bebbia juncea A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-3 41563 Riverside Peninsular Range, Eastern Foot of the Santa Ana Mtns., lower Horsethief Canyon Wash just above DePalma Rd. crossing, 1/4 mile NW of Horsethief Canyon Rd. junction 375 Comment
  SD229078  Bebbia juncea var. aspera Dick Schwenkmeyer 2012-11-6 855 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  SEINET3862250  Beloperone californica Elizabeth Neese 1979-4-10 7070 Riverside Joshua Tree National Monument, S of Twenty-nine Palms, near Cottonwood Spring.; 0 305 Comment
  SEINET3862256  Beloperone californica Lewis S. Rose 1946-12-24 46304 Riverside Palm Springs, Tahquitz Canyon Wash.; 0 139 Comment
  CLARK-A1528-5632  Berberis dictyota John C. Roos 1947-1-31 3215 Riverside Reche Canyon Comment
  POM96265  Berberis nevinii E. C. Jaeger 1925-11-9 s.n. Riverside Dripping Spring, S.W. Riverside Co. Comment
  UCR189589  Berberis nevinii Diane Menuz 2006-5-23 105 Riverside Peninsular Range, Oak Mountain; c. 2.5 km north of Vail Lake 823 Comment
  UCR67367  Berberis nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3908 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn, north of Lake 823 Comment
  CLARK-A1528-2687  Bernardia incana John C. Roos 1946-9-14 3024 Riverside San Jacinto Mountains Comment
  RSA585516  Bloomeria crocea Darin L. Banks, Steve Boyd 1995-5-9 382 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
  UCR17050  Bloomeria crocea var. crocea D. H. Wilken 1965-6-29 360 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  UC10090  Boechera arcuata H. M. Hall Jun 1901 2081 Riverside s side San Jacinto Mountains 1371 Comment
  RSA769767  Boechera californica Duncan S. Bell, J. D. England 2010-5-17 999 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1045 Comment
  RSA670151  Boerhavia coccinea T. C. Fuller 1968-7-17 17388 Riverside San Jacinto, behind post office, 288 E. Main St. Comment
  SD232716  Boerhavia coccinea Scott D. White 1996-9-22 4525 Riverside South Fork San Jacinto River: Hwy 74, ca. 1-3 road miles E of USFS Cranston Fire Station. Sandy flat area just brelow road. Silt on soil surface suggests that water pools here during runoff. 600 Comment
  CAS-BOT-BC540734  Boerhavia coulteri var. palmeri Sarah J. De Groot; Amy Rouillard 2015-9-15 7564 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  UCR59718  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  RSA608164  Boerhavia triquetra Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10051 B Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  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
  JOTR32618  Boerhavia wrightii La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1628 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR264220  Boerhavia wrightii A. C. Sanders, Jim Malusa 2015-9-10 41867 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  UCR59704  Boerhavia wrightii A. C. Sanders 1989-9-19 9512 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  POM12938  Boisduvalia glabella P. A. Munz, I. M. Johnston 1922-5-21 5542 Riverside Mystic Lake near Moreno 457 Comment
  RSA517241  Bouteloua aristidoides Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1328 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  JEPS8275  Bouteloua aristidoides var. aristidoides Rimo Bacigalupi with J. F. MacBride, Ruth D. Sanderson, and C. Leroy Custer 1952-4-1 Riverside along State Hwy 111 just opposite northern end of Salton Sea -57 Comment
  UC37477  Bouteloua curtipendula H. M. Hall June, 1901 2138 Riverside San Jacinto Mts., Santa Rosa Mt., Coyote Canyon 1524 Comment
  UCR159770  Bowlesia incana Scott D. White 1999-5-2 7281 Riverside Peninsular Ranges: Perris-Aguanga Basin region, Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., c. 1.5 - 2 mi west of I-215 freeway 442 Comment
  UCR49777  Bowlesia incana B. G. Pitzer, A. C. Sanders 1987-4-21 0491 Riverside Box Spring Mountains, near southernmost radio towers 793 Comment
  RSA336186  Brandegea bigelovii R. F. Thorne 1978-4-23 52038 Riverside Just E of Palm Desert. Comment
  UCR131015  Brandegea bigelovii Karen Kirtland 1998-11-6 s.n. Riverside Sonoran (Colorado) Desert, sand and gravel mine c. 8 miles (airline) north of Blythe, SW of Big Maria Mtns. on Midland Road 137 Comment
  UCR3211  Brassica geniculata V. L. McFarland 1964-3-30 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, vacant lot south of Blaine St., east of Utah Ave. Comment
  UC55781  Brassica rapa H. M. Hall 1903-4-1 3816 Riverside vicinity of Riverside; Southern California 304 Comment
  RSA505050  Brassica tournefortii A. C. Sanders, O. F. Clarke 1989-4-5 9034 Riverside Box Springs Mtns., on the E edge of Riverside. S-facing slope at the end of the dirt road in Two Trees Canyon. Comment
  RSA770685  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4785 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA771764  Brassica tournefortii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4620 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA775103  Brassica tournefortii Duncan S. Bell, Michael Hee 2011-3-18 2050 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UC1281263  Brickellia atractyloides H. E. McMinn 1935-6-27 4064 Riverside Palms to Pines Highway Comment
  JEPS88669  Brickellia desertorum Annie M. Alexander and Louise Kellogg 1938-12-11 267 Riverside Lost Palm Canyon 685 Comment
  UCR23273  Brickellia desertorum John C. Roos, L. Roos 1950-9-9 4986 Riverside Mt. Rubidoux. 400 Comment
  RSA339235  Brickellia incana R. F. Thorne 1979-8-23 53618 Riverside Cottonwood Springs Area Comment
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Oct 9 2010
  RSA643100  Brickellia nevinii Orlando Mistretta 1992-8-31 s.n. Riverside Santa Ana Mountains; Sierra Peak; Cleveland National Forest. Astragalus brauntonii survey. 701 Comment
  RSA92586  Brodiaea filifolia J. C. Roos 1952-5-14 5667 Riverside San Jacinto River bottom 1 mile east of Perris. Comment
  UCR79358  Brodiaea santarosae Steve Boyd, T. S. Ross 1992-5-15 7385 Riverside S Santa Ana Mtns, SE flank of Elsinore Peak along old Main Divide Rd. track, c. 0.25 mi due south of radio towers 1037 Comment
  POM254898  Bromus berteroanus P. A. Munz 1940-3-24 15706 Riverside 3 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA604754  Bromus berteroanus A. C. Sanders 1995-4-13 16509 Riverside San Bernardino Mountains/ Colorado Desert: Devil's Garden, E end of mountains, 2.1 miles W of Highway 62 on Pierson Ave. & dirt extension, 1.7 mile above Sierra Blv., (33 deg 58'N, 116 deg 37.5'W) 701 Comment
  RSA562103  Bromus carinatus Steve Boyd 1992-4-14 6803 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak. 793 Comment
  SEINET244212 Image available Bromus carinatus var. carinatus A. C. Sanders 2003-4-6 25945 Riverside San Bernardino/Santa Ana River Valley Region: Riverside, weed in yard at 422 Campus View Dr. 341 Comment
  UC53639  Bromus catharticus E. L. Koethen 1897-8-12 6 Riverside Riverside Comment
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Jun 9 2011
  UC76969  Bromus catharticus F. M. Reed 1903-11-30 663 Riverside Riverside Comment
  UCR202008  Bromus diandrus 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
  RSA586131  Bromus diandrus D. L. Banks 1995-4-11 174 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trail., 33 deg 26' 18''N-116 deg 58' 27''W. 950 Comment
  POM147497  Bromus hordeaceus F. M. Reed 1928-4-18 5860 -B Riverside Vail Ranch west of Aguanga. Comment
  UCR153985  Bromus madritensis Arlee Montalvo, Julie M. Evans 2005-5-14 663 Riverside Santa Ana Mtns., Foothills of Santa Ana Mtns. Santa Margarita River at the Santa Margarita Ecological Reserve. At edge of sandy/rocky channel of riparian area 244 Comment
  POM112726  Bromus rubens Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  UCR2244  Bromus rubens F. M. Reed 1906-3-16 907 Riverside Riverside, along Southern Pacific RR tracks between Indianapolis Ave. [=Spruce St.] and Chicago Ave. 280 Comment
  RSA179513  Bromus rubens E. W. Lathrop 1960-5-10 5353 Riverside 10 miles W of Murrieta. Comment
  UC1023393  Bromus trinii John and Lucille Roos 1953-3-21 5909 Riverside s of Palm Springs (mouth of Andreas Canyon); Andreas Canyon 274 Comment
  RSA697936  Caesalpinia virgata J. Russell Bruff 1929-12-27 446 Riverside 1000 Palms. Comment
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Nov 9 2011
  RSA612843  Calandrinia ciliata D. L. Banks 1997-3-1 1373 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  RSA167551  Calliandra eriophylla R. F. Thorne, Robert L. Rutherford 1964-4-12 33666 Riverside Along Hwy 60, south of Ford Dry Lake, west of Blythe. Comment
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Feb 22 2014
  POM13563  Calochortus flexuosus Philip A. Munz, D. D. Keck 1922-4-12 4838 Riverside Vicinity of Corn Springs Chuckwalla Mts., Colorado Desert 671 Comment
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May 28 2011
  UCR20785  Calochortus splendens A. C. Sanders, Steve Boyd 1980-5-2 1417 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR244322  Calycoseris parryi Jim Andre 2012-4-16 20926 Riverside Mojave/Sonoran Desert Transition, Joshua Tree National Park; along Cottonwood Springs Rd, 2.4 mi. north of Cottonwood Visitor's Center 956 Comment
  UCR256759  Calyptridium monandrum T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7889 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  UCR111577  Calystegia macrostegia Mitch Provance 1999-4-3 1757 Riverside City of Riverside, SW side of 'Royal Hill', 0.25 miles east of the corner of Victoria Ave. and Arlington Ave. 351 Comment
  RSA509555  Calystegia macrostegia subsp. macrostegia Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  CAS-BOT-BC221317  Calystegia macrostegia subsp. tenuifolia C. L. Hitchcock; C. V. Muhlick 1964-3-17 23108 Riverside 10 miles n. of Pala, on road to Elsinore Comment
  SD146298  Calystegia sepium subsp. binghamiae Mitch Provance, S. D. Boyd 1999-9-14 1780 Riverside Riverside; Riverbottom along Spring Brook between Lake Evans and the Santa Ana River at the Mission Bridge. 238 Comment
  SEINET4680863  Camissonia bistorta Steve Boyd, Laurel Arnseth; Yvonne Rasmussen 1990-5-3 4549 Riverside Vail Lake area, rolling terrain at junction of Hwy R3 and Powerline Rd. NE of the lake.; 0 Comment
  UCR120960  Camissonia bistorta A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23879 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  RSA465991  Camissonia boothii subsp. condensata Robert M. Perkins, H. de Forest 1937-3-15 s.n. Riverside Colorado Desert. East of Desert Center. Comment
  HSC28012  Camissonia brevipes Richard Spjut 1973-4-5 3263 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  RSA789359  Camissonia brevipes Aaron C. Sedgwick, David Fraker 2012-3-28 19 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA776944  Camissonia brevipes Amber Swanson 2011-3-19 237 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  UCR50654  Camissonia brevipes subsp. brevipes B. A. Prigge 1988-2-21 7837 Riverside Sonoran (Colorado) Desert, Orocopia Mtns. 2 mi west of Clemens Well 229 Comment
  POM6771  Camissonia californica P. A. Munz 1919-5-7 2739 Riverside Colorado Desert, Tahquitz Canyon 229 Comment
  SD7322  Camissonia campestris subsp. campestris Daniel Cleveland 1882-4-24 Riverside San Jacinto Plain. Comment
  RSA692196  Camissonia cardiophylla Scott D. White, Michael Honer 2003-5-14 9297 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  SEINET10492046  Camissonia cardiophylla David B. Dunn, Howard Brown 1947-1-12 Dunn 2843 Riverside Pushawalla canyon, indio hills. In dry wash. Comment
  UCR20765  Camissonia claviformis A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 1330 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
  UCR237507  Camissonia claviformis subsp. aurantiaca Amber Swanson 2011-4-8 382 Riverside Southcentral Mojave Desert, Granite Mountains area east of Hwy 177 near junction 62 423 Comment
  UCR89559  Camissonia claviformis subsp. aurantiaca George K. Helmkamp 1994-3-10 42 5 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  SDSU3356  Camissonia confusa H. Wedberg 1958-5-18 306 Riverside At Pinon Flat Campground, San Jacinto Mountains. Comment
  SEINET3093240 Image available Camissonia confusa A. C. Sanders, B. Pitzer 1986-4-30 6473 Riverside San Jacinto Valley; San Jacinto River Valley at the mouth of Bee Canyon. 610 Comment
  UCR18523  Camissonia confusa A. C. Sanders 1978-6-11 453 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  UCR174153  Camissonia hirtella A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32595 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR182438  Camissonia hirtella Mitch Provance 2003-4-17 4630 Riverside San Bernardino Valley, Riverside, W base of Box Springs Mts., Big Springs Arroyo, N. side of Big Springs Rd., west of the railroad tracks 360 Comment
  UCR58881  Camissonia hirtella Ed LaRue 1989-5-4 s.n. Riverside 2 mi NW of Lake Elsinore, adjacent to Cleveland National Forest; at McVicker Canyon. 488 Comment
  UCR258752  Camissonia ignota T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7912 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  UCR112973  Camissonia pallida B. G. Pitzer, T. Tennant 1998-2-21 3539 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10. 427 Comment
  RSA776943  Camissonia refracta Amber Swanson 2011-3-19 236 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  UCR87658  Camissonia strigulosa A. C. Sanders 1994-5-29 14571 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  SJSU1868  Camissoniopsis bistorta J. W. Tilden 1957-4-18 1101 Riverside near Whitewater E of San Gorgonio Pass Comment
  JOTR34272  Camissoniopsis pallida subsp. pallida La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3288 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Sandy, narrow canyon at base of Quail Mountain with bouldery/rocky slopes; North end of Juniper Flats (Stop 3) Comment
  UCR25784  Cardaria draba John C. Roos 1949-4-2 4135 Riverside Fisherman's Retreat, San Timoteo Canyon Comment
  UCR187491  Carex barbarae Diane Menuz, Theresa Johnson 2006-9-20 245 Riverside Peninsular Range; Santa Ana Mtns, Santa Margarita Ecological Reserve, Temecula Canyon, hike up the river from the southern entrance, SE foot of Gavilan Mtn. 164 Comment
  UCR24104  Carex douglasii John C. Roos 1943-10-16 2739 Riverside Southern Mojave Desert, Falcon Flats, Little San Bernardino Mtns 1524 Comment
  UC213316  Carex schottii I. M. Johnston 1918-4-27 1859 Riverside Murrieta 304 Comment
  POM7120  Carex senta Phillip A. Munz, L. T. Street 1919-5-7 2726 Riverside Tahquitz Canyon, San Jacinto Mountains 244 Comment
  UC72462  Carex subfusca H. M. Hall July, 1901 2250 Riverside Fuller's Mills San Jacinto Mountains 1767 Comment
  RSA562104  Castilleja affinis Steve D. Boyd 1992-4-14 6802 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along Verdugo Trail from Tenaja Trail to Bluewater Trail in upper watershed of Bluewater Canyon, S of Sitton Peak. 793 Comment
  POM301823  Castilleja angustifolia James E. Cole 1942-5-10 957 Riverside Joshua Tree National Monument. 1341 Comment
  RSA132827  Castilleja angustifolia Peter H. Raven 1958-5-5 12893 Riverside To the west of Split Rock Tank, Joshua Tree National Monument. Comment
  RSA289455  Castilleja applegatei subsp. martinii R. C. Bacigalupi, L. R. Heckard, C. L. Custer 1953-5-5 4076 Riverside 1.1 miles souh of Keen Summit, along State Highway 74. 1524 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
  UCR35223  Castilleja densiflora subsp. gracilis L. B. Ziegler 1969-5-19 358 Riverside San Jacinto Mtns, Hemet Valley. Lower hills near the old Kenworthy [Ranger Station] District 1433 Comment
  RSA775231  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-24 1101 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1386 Comment
  UCR113851  Castilleja exserta Mitch Provance 2000-5-5 2013 Riverside Riverside, Box Springs Mtns., canyon c. 0.5 mi. NE of peak 2553 and c. 0.5 mi. SW of the old landfill off Pigeon Pass Rd. 488 Comment
  UCR139416  Castilleja exserta P. A. Munz 1922-4-28 5031 Riverside Peninsular Range, Temescal Canyon 366 Comment
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Apr 3 2011
  UCR86882  Castilleja exserta A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16292 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
  JEPS10327  Castilleja exserta subsp. exserta I. W. Clokey 1930-4-9 4712 Riverside Moreno Grade 700 Comment
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Mar 20 2011
  UCR272660  Castilleja exserta subsp. exserta Sarah J. De Groot, Cheryl Sevilla 2015-2-18 7360 Riverside SE San Bernardino Mtns., North Fork Mission Creek, NW of Desert Hot Springs 780 Comment
  POM4315  Castilleja foliolosa L. T. Street, Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  RSA564306  Castilleja foliolosa Scott D. White 1993-3-15 1186 Riverside Elsinore: Highway 74, just west of NW corner of Lake Elsinore. Comment
  UCR237694  Castilleja foliolosa Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4779 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 600 Comment
  RSA701363  Castilleja minor subsp. spiralis Steve D. Boyd, Aydee Virgen 2004-4-13 10866 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR59756  Castilleja minor subsp. spiralis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3565 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  CLARK-A1045-304  Caulanthus cooperi George K. Helmkamp 1977-3-20 Riverside Deep Canyon Pinyon Pines area; ; ; Palm Desert 15'Q 1066 Comment
  UCR41536  Caulanthus cooperi A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6052 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south side of Chuckwalla Mtns, on Bradshaw Road c. 2 miles east of gasline road 642 Comment
  UCR121204  Caulanthus heterophyllus D. E. Bramlet 1991-5-10 2141 Riverside Perris-Aguanga Basin region, North Domenigoni Hills, 4300-4500 ft. SE from end of Warren Rd., W side of large peak in Sec. 31, just above saddle 610 Comment
  UCR127574  Caulanthus heterophyllus D. E. Bramlet 2003-4-18 3372 Riverside Base of San Jacinto Mtns., 2,348m south of Cabazon, 2,012m northwest of Cabazon Peak, and 183m northwest of the Colorado River Aqueduct 548 Comment
  UCR22123  Caulanthus heterophyllus Steve Boyd 1980-5-15 272 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  RSA500186  Caulanthus lasiophyllus var. rigidus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3205 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA1334  Ceanothus crassifolius Carl B. Wolf 1930-2-21 1473 Riverside Hidden Canyon, near Corona. Santa Ana Mts. Comment
  RSA575065  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -P Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  RSA575067  Ceanothus crassifolius Steve Boyd 1981-3-4 810304 -L Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  UCR87946  Ceanothus crassifolius A. C. Sanders 1994-1-30 14225 B Riverside Box Springs Mtns., Crest of range along the pole line trail from the head of Two Trees Canyon to head of Big Springs Canyon 686 Comment
  RSA655601  Ceanothus cuneatus Mitch Provance 2000-4-8 2214 Riverside Jurupa Mountains: Bloomington/Crestmore, ca. 100 yards NE of the corner of Cedar Ave. and El Rivino Rd., and along the W side of the El Rivino Country Club. 293 Comment
  RSA701745  Ceanothus cuneatus Steve Boyd, Valerie Soza 2004-6-22 11542 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  RSA25737  Ceanothus cuneatus Carl B. Wolf 1941-8-12 11144 Riverside San Jacinto Mts. 4 mi. so. of Idylwild on road to Tauquitz lodge. 1372 Comment
  HSC88837  Ceanothus greggii T'ai Roulston, Robin Bencie, Rich Dwerlkotte 1989-3-22 112 Riverside 2 mi N of Anza-Borrego State Park in Nicholias Canyon 1300 Comment
  UC18386  Ceanothus greggii var. perplexans H. M. Hall May 26-29 1899 Riverside from Kenworthy to Oak Grove; Smith Mountain and San Jacinto Mountains Comment
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Nov 13 2006
  RSA399847  Ceanothus greggii var. vestitus M. B. Dunkle 1934-2-25 3852 Riverside Dry Morongo, Colorado Desert. 244 Comment
  CAS-BOT-BC51280  Ceanothus leucodermis R. S. Woglum 1941-6-12 3058 A Riverside Idyllwild Comment
  RSA262096  Ceanothus leucodermis E. W. Lathrop 1969-5-9 7029 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  RSA606748  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27400 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  SBBG105055  Ceanothus ophiochilus S. Boyd with T. Ross 1993-3-23 7893 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215, just SW of jct of Briggs Rd and Scott Rd 792 Comment
  POM301624  Ceanothus palmeri Carl B. Wolf 1941-8-12 11145 Riverside Keen Camp Summit, between Keen Camp P.O. and Helmet Valley. 1494 Comment
  CAS-BOT-BC51917  Ceanothus perplexans S. B. Parish 1908-6-1 6966 Riverside Eden Hot Springs Comment
  SEINET10778077  Ceanothus perplexans Dylan O. Burge 2007-3-21 Burge DOB 802 d Riverside San Jacinto Mountains, along Hwy 243, 16.1 road miles (25.8 km) north of Idyllwild, near the turn-off for Poppet Flat Road, 17.2 km 319 deg. (True) NNW of Idyllwild. 1280 Comment
  UCR4118  Ceanothus perplexans Ronald M. Cope 1965-3-20 s.n. Riverside Peninsular Range; San Jacinto Mtns., in valley on road from Idyllwild to Banning, 5 mi below Lake Fulmor 1296 Comment
  SEINET13946084 Image available Ceanothus sorediatus Dave Hawks 1987-1 s.n. Riverside S. of Hemet, intersection of Palm Ave. and Saddle Ridge Trail. 472 Comment
  SD136766  Ceanothus spinosus Steve Boyd, Orlando Mistretta 1992-4-22 7009 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 609 Comment
  SDSU13887  Ceanothus tomentosus Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2088 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  RSA552723  Ceanothus tomentosus subsp. olivaceus Steve Boyd, Tim S. Ross, Orlando Mistretta 1992-3-31 6765 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 670 Comment
  SEINET238463 Image available Cenchrus echinatus A. C. Sanders, Mitch Provance; T. B. Salvato 2000-4-18 23326 Riverside Coachella Valley: Along Dillon Rd. at junction with Tyler north of I-10 E of Indio and N of Coachella. 5 Comment
  CDA7293  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  UCD130056  Centaurea melitensis E. W. Lathrop 1966-3-23 6518 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peakm Skyline Drive. 1219 Comment
  RSA561419  Centaurea solstitialis Steve Boyd 1992-9-9 7690 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
  RSA561057  Centaurium venustum Steve Boyd, T. S. Ross, D. Bramlet 1993-5-12 7356 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  RSA771880  Centaurium venustum Steve Boyd 2010-5-28 12286 Riverside Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  UCR259225  Centromadia pungens subsp. laevis Mitch Provance 2012-4-20 412- 06 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  CAS-BOT-BC388360  Cerastium glomeratum A. C. Sanders; G. Helmkamp 1996-3-17 17983 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn., ca. 0.5 km E of Palm Canyon Dr. on Bogert Trail 163 Comment
  RSA561781  Cerastium glomeratum Steve Boyd 1992-4-14 6847 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  RSA85475  Cerastium glomeratum J. C. Roos 1952-4-16 5556 Riverside Pigeon Pass, Box Springs Mountains 457 Comment
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May 21 2011
  UC1719446  Cercocarpus betuloides var. macrourus D. Atwood 1993-3-26 17683 Riverside Santa Ana Mountains, 4.8 mi S of Lake Elsinore, along Hwy 74 807 Comment
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Nov 20 2007
  UCD130230  Chaenactis carphoclinia C. L. Hitchcock 1966-3-20 24314 Riverside 5 miles north of Milpitas Wash and 12 miles northwest of Blythe-Glamis Road. Comment
  RSA0026193  Chaenactis carphoclinia var. carphoclinia J. Andre 2013-3-4 23877 Riverside Riverside Mountains; east side of range, along rocky dirt road to historic mine area, 0.8 miles west of Hwy 95, approx 12 miles south of Vidal Junction. 127 Comment
  RSA777827  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 858 Riverside Chuckwalla Mountains, Chuckwalla Mountains Wilderness, off Corn Spring Road, main wash adjacent Corn Spring Road, draining from Corn and Aztec Springs up on Chuckwalla, flowing NNE 396 Comment
  UCR75051  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, E. Lawlor 1992-4-4 12106 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  CAS-BOT-BC276912  Chaenactis fremontii LeRoy Abrams 1903-4-6 3212 Riverside Cabazon Comment
  CAS-BOT-BC276932  Chaenactis fremontii Marian L. Campbell 1921-3-20 s.n. Riverside Banning to Palm Springs Comment
  RSA775626  Chaenactis fremontii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1006 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets 396 Comment
  SBBG89088  Chaenactis fremontii D. Charlton 1988-2-25 1225 Riverside Dillon Rd and 1000 Palms Oasis Rd jct, parallel to Interstate 10, ca. 5 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  UCR4208  Chaenactis fremontii J. R. Sweeten 1965-5-15 21 Riverside San Bernardino Mtns., Whitewater Canyon, Whitewater Cyn Rd. about 4 miles from Hwy 60 Comment
  UCSB6424  Chaenactis fremontii Graney, Don 1953-3-20 Riverside White Water Canyon, 1 half mi. from White Water, Colorado Desert Comment
  SEINET11860905  Chaenactis fremontii J. F. Bright, Wyman, C. 1933-3-12 8072 Riverside between Radio & Palm Springs Comment
  RSA750743  Chaenactis glabriuscula Scott D. White, Justin M. Wood 2009-5-22 12910 Riverside San Jacinto Mountains: Idyllwild area; 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds. Comment
  SD130354  Chaenactis glabriuscula Ed LaRue 1990-4-13 Riverside I(c) miles northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  UCR241830  Chaenactis glabriuscula A. C. Sanders, Timothy W. Chumley 2013-4-3 40762 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
  HSC85279  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1986-5-1 1820 Riverside S slopes of Bachelor Mtn, E end of Lake Skinner Comment
  LA83500  Chaenactis glabriuscula var. glabriuscula O. H. Kappler; 1950-4-1 2039 Riverside Cabazon, E of Banning 655 Comment
  POM351765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  POM351767  Chaenactis glabriuscula var. glabriuscula Robert L. Rutherford 1945-6-17 1674 Riverside Burned Canyon, Banning. 1220 Comment
  UC31038  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1901-6-1 2056 Riverside vicinity of Chalk Hill; San Jacinto Mountains, Chalk Hill 1524 Comment
  CAS-BOT-BC277554  Chaenactis glabriuscula var. lanosa LeRoy Abrams 1903-4-15 3229 Riverside Cabazon Station Comment
  UCD130434  Chaenactis parishii Victor Duran 1933-7-1 3492 Riverside near Santa Rosa, Santa Rosa Mountains. 1828 Comment
  JOTR33670  Chamaesyce albomarginata La Doux, Tasha, Mike Bell, Mariya Navasio 2005-9-21 2660 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; Near Wall Street Mill parking area 1310 Comment
  UC869027  Chamaesyce micromera I. W. Clokey 1935-4-17 6727 Riverside Cottonwood Springs Comment
  JOTR35000  Chamaesyce polycarpa La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3102 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  RSA0040027  Chamaesyce polycarpa Duncan S. Bell, Evan Meyer 2014-4-2 6501 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  UC1537002  Chamaesyce polycarpa Gordon H. True Jr. 1935-2-20 6 Riverside Box Springs Sycamore Canyon Comment
  POM126252  Chamaesyce polycarpa var. hirtella Thos. Craig 1927-4-2 19 Riverside Canyon near Hidden Springs. Comment
  RSA770638  Chamaesyce polycarpa var. hirtella R. F. Thorne, M. Z. Thorne 1973-3-30 42694 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA655403  Chamaesyce polycarpa var. polycarpa A. C. Sanders 1997-11-25 21623 Riverside Skinner/Domenigoni region, S of Hemet: Eastside Reservoir site, at N foot of eastern dam, E end of ''North Hills'', ca. 0.9 mi. NNE of site of Searl Ranch 530 Comment
  RSA740621  Chamaesyce serpillifolia subsp. serpillifolia Scott D. White, Justin M. Wood 2008-7-8 12375 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  RSA645375  Cheilanthes clevelandii A. C. Sanders 1995-11-26 17912 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. 1189 Comment
  CAS-BOT-BC70037  Cheilanthes covillei Frank W. Peirson 1922-4-10 s.n. Riverside Murray Canyon, Palm Springs Region 457 Comment
  JOTR30213  Cheilanthes covillei Leary, C. and Leary, Pat 1979-2-24 2807 Riverside Joshua Tree National Park. On west facing slope in Lower Covington Flats, north of Smithwater Canyon, Joshua Tree National Monument. Comment
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Feb 25 2013
  RSA0097134  Cheilanthes covillei Jim M. Andre 2012-4-11 20693 Riverside Little San Bernardino Mountains; Hidden Tank Picnic Area, 1.4 mi. SW of paved road (Utah Trail) to Cottonwood Spr, approx. 8 mi. south of North Entrance Sta., N. end of Hexie Mtns. 1076 Comment
  RSA685714  Cheilanthes covillei N. R. Zabriskie, W. M. Zabriskie 1971-3-7 355 Riverside Andreas Canyon, E. slope San Jacino Mts. Comment
  UCR90966  Cheilanthes newberryi Scott D. White 1996-3-23 3842 Riverside Perris Basin, Santa Rosa Hills, SE of Hemet, Loomis property, 'Friendly Hills Ranch 610 Comment
  POM9704C  Cheilanthes parishii W. F. Parish 1881-03 s.n. Riverside Andreas Canyon Comment
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Oct 27 2014
  RSA615511  Cheilanthes parryi L. C. Wheeler 1952-12-15 7026 Riverside Riverside Mountains: Mountaineer Mine. . Comment
  UC1511337  Cheilanthes parryi Robert F. Thorne, W. Wisura, A. Shmida, and R. Whittaker 1978-4-23 52022 Riverside Chino Canyon, Palms to Pines Highway Chino Canyon; San Jacinto Mts Comment
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Apr 24 2011
  UCR91559  Cheilanthes viscida A. C. Sanders, M. Jacobsmyer, C. L. Sanders 1995-2-5 15910 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater Canyon, between Bonnie Bell & the fish hatchery 550 Comment
  RSA741602  Chenopodium Justin M. Wood 2008-9-22 160 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  RSA666514  Chenopodium album A. C. Sanders, Mitch Provance 1999-9-26 23131 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
  HSC4382  Chenopodium californicum C. L. Hitchcock 1966-3-16 24192 Riverside About 5 mi. NE of Aguanga Comment
  UCR119413  Chenopodium pratericola Mitch Provance 1998-6-11 647 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  SEINET1908448  Chilopsis linearis A. C. Sanders, Mitch Provance 2008-1 35824 Riverside South Coast; San Jacinto Valley: Gilman Springs Road, 1.13 mi. (air) sout of Eden Hot Springs, below Mt. Eden. 450 Comment
  UCR163883  Chilopsis linearis B. G. Pitzer 2001-8-19 4340 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  UCR245997  Chilopsis linearis Duncan S. Bell, Aaron Sedgwick 2012-9-13 4208 Riverside Sonoran (Colorado) Desert, Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, c. 5 air mi northeast of the junction of Box Canyon Road and the Coachella Canal or c. 1.25 air mi southwest of Shavers Well 240 Comment
  SEINET9355101  Chilopsis linearis Unknown 1953-6-22 Riverside Between Palm Springs and Banning. Comment
  SEINET13310687  Chilopsis linearis subsp. arcuata A. C. Sanders, Jim Malusa 2015-9-10 41841 Riverside Sonoran (Colorado) Desert: Salt Creek Canyon near top of alluvial fan, beside Summit Rd. c. 1.15 mi. below the old train trestle. 480 Comment
  UCR94644  Chilopsis linearis subsp. arcuata Scott D. White 1996-5-27 4075 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  LA11464  Chloris gayana A. M. Johnson; 1928-5-5 366 Riverside Indio Comment
  UCR211698  Chloris truncata Fred M. Roberts, Michelle Balk 2006-8-24 6407 Riverside Perris Basin, Old Salt Creek drainage, Hemet at northwest corner of California Ave. and Marvin Hull Road 452 Comment
  UCR94961  Chloris truncata Scott D. White 1996-9-22 4535 A Riverside Perris Basin, Perris: Nuevo Road, just east of San Jacinto River crossing 435 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
  CAS-BOT-BC184871  Chloris virgata Lewis S. Rose 1957-1-9 57025 Riverside La Quinta. 15 Comment
  UCR114748  Chorizanthe A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20679 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek 915 Comment
  JOTR16632  Chorizanthe brevicornu var. brevicornu Vanderspek & Nolte 1964-4-17 s.n. Riverside Joshua Tree National Park. 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
  UCR163922  Chorizanthe corrugata A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29132 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  RSA688846  Chorizanthe fimbriata Scott D. White, Michael Honer 2003-6-17 9552 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  POM229024  Chorizanthe fimbriata var. laciniata P. A. Munz 1937-5-31 15116 Riverside Below Anza Tablet at head of Coyote Canyon. 1006 Comment
  UCR55655  Chorizanthe leptoceras L. F. LaPre 1988-6-3 s.n. Riverside Peninsular Range, Indian Truck trail, sandy bench south of wash which crosses under de Palm Road (= frontage road to Hwy I-150, near Glen Eden Resort 366 Comment
  UCR216950  Chorizanthe leptotheca Kim Sparks, Jeff B. Galvin 2010-6-2 14 Riverside Perris-Aguanga Basin, East of Dripping Springs campground, ~190 south of Hwy 79. 489 Comment
  UCR93059  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
  UC1929851  Chorizanthe parryi var. parryi Scott D. White, Michael Honer 2003-6-17 9544 Riverside S PERRIS BASIN: Murrieta. Interstate 215 / Clinton Keith interchange. Comment
  UCR261450  Chorizanthe parryi var. parryi A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41449 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  UCR22053  Chorizanthe polygonoides subsp. longispina Steve Boyd 1980-4-27 146 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  HSC87145  Chorizanthe rigida Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2105 Riverside N end Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  UC665799  Chorizanthe rigida Ira L. Wiggins 1941-3-24 9583 Riverside along eastern side Salton Sea (1 mi n Imperial County line); eastern side Salton Sea Comment
  UCSB1370  Chorizanthe rigida Haller, John 1960-4-2 Riverside at north base of Orocopia Mtns., 1.3 miles south of the junc. of US 60-70 & the south entrance road to Joshua Tree Nat. Mon. 487 Comment
  SD136786  Chorizanthe staticoides Steve Boyd 1993-5-13 7377 Riverside San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confuence with Los Alamos Canyon upstream approx. 1 mile, deep pools present in lower 1/3 mile of Wildhorse Canyon 410 Comment
  JOTR34161  Chorizanthe watsonii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 118 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  RSA0097129  Chorizanthe xanti var. leucotheca Marc A. Baker 2015-7-9 18402 Riverside San Gorgonio Pass, 32 km WNW of central Palm Springs, 100m north of the San Gorgonio River, 4 km ENE of Banning. 638 Comment
  UCR611  Chrysolepis sempervirens S. C. Warner 1956-5-20 s.n. Riverside San Jacinto Mtns., 1.5 mi. above Marion Mountain Camp along the trail to San Jacinto Peak 2561 Comment
  RSA482020  Chrysothamnus nauseosus subsp. bernardinus Richard Noyes, L. Arnseth 1988-9-10 732 Riverside San Jacinto Mountains: South Ridge Trail, southwest of Tahquitz Peak. 2072 Comment
  UCR96038  Chrysothamnus paniculatus A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19647 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., near 'Bob's Cabin', 5 mi. (air) south of Hayfield Pump Sta., east of Maniobra Valley, central section of arroyo (N of peak 2552 to Bench Mark 1899) 610 Comment
  UC68583  Chylismia cardiophylla subsp. cardiophylla H. M. Hall Apr. 1905 5822 Riverside Indio Mt. Colorado Desert 152 Comment
  RSA0118006  Chylismia claviformis subsp. aurantiaca Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7622 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  RSA759591  Cirsium occidentale R. Weatherby 1950-5-18 1385 Riverside Hagador Canyon. Santa Ana Mtns. 701 Comment
  UCR1624  Cirsium occidentale var. occidentale Leland R. Dykes 1962-5-8 105 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, San Mateo Canyon [Tenaja] Road, c. 14 mi west of Palomar Road [=Washington Ave.] in Murrieta [probably 2-3 miles west of Tenaja Guard Station] Comment
  CAS-BOT-BC164316  Clarkia delicata Earl W. Lathrop 1989-5-10 s.n. Riverside Tin Mine Cyn. 4 miles SW Corona 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
  SEINET255567  Clarkia purpurea Unknown 2005-5-7 30034 Riverside Peninsular Range, Agua Tibia Mountains: UC Emerson Oaks Reserve, ca 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank. 457 Comment
  RSA525333  Clarkia purpurea subsp. quadrivulnera Steve Boyd, A. C. Sanders, M. Skinner 1990-4-28 4463 Riverside Vail Lake area, Hwy R3 (Sage rd) at junction with Debby Road. just S of Sage. Comment
  UCR43175  Clarkia purpurea subsp. quadrivulnera B. G. Pitzer, Karen Kirtland 1986-5-7 0208 Riverside Butterfield Stage Ranch development, in the hills on the north side Pauba Valley, in the Rancho California area, 1 mi south of Buck Mesa on the E side of Butterfield State Road 457 Comment
  RSA92747  Clarkia purpurea subsp. quadrivulnera J. C. Roos 1952-5-26 5716 Riverside Hass Ranch. Reche Canyon. 457 Comment
  SEINET238996  Clarkia unguiculata F. C. Vasek Riverside Geenhouse progeny grown from seeds collected from wild plants in July 1962 1.8 mi toward Atascadero from Cerro Alto Pub Comment
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Mar 17 2014
  UCR41305  Claytonia parviflora subsp. parviflora N. M. Fellows, A. C. Sanders 1985-4-9 132 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
  UCR214129  Claytonia perfoliata A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37743 A 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
  UCR121662  Claytonia perfoliata subsp. perfoliata A. C. Sanders 1997-3-19 20023 Riverside Lake Skinner area, Lower Rawson Canyon at 3-way road junction (heron rookery site) c. 1 km NE of the lake 457 Comment
  UCSB1947  Clematis lasiantha DeWitt, Jack 1959-5-18 Riverside 5.1 miles 1. of Banning on Rd. to San Jacinto Mtns. and Idyllwild 762 Comment
  UCR118234  Clematis ligusticifolia Mitch Provance 1999-5-4 1685 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA650481  Clematis ligusticifolia C. J. Humphrey 1936-6-7 84 Riverside [No location data on label] Comment
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Dec 15 2011
  SBBG2127  Clematis pauciflora H. and M. Dearing 1939-4-5 3090 Riverside above Hemet Valley on Beaumont Rd Comment
  UC1125907  Clematis pauciflora R. St. John 1931-2-19 186 Riverside w. Elsinore; Elsinore Quad. Comment
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Nov 27 2011
  RSA161289  Coleogyne ramosissima Peter H. Raven 1958-5-5 12892 Riverside Split Rock, Joshua Tree National Monument Comment
  RSA0117432  Collinsia concolor D. L. Banks, Steve D. Boyd 1995-5-3 263 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
  RSA0117441  Collinsia concolor Daphne K. Christopher, H. Stevens, Z. Princip 2003-4-9 132 Riverside Near Hermano Road, off Hwy. 15, Indian Truck Trail exit. On main gravel road heading away from ranch entrance and private residence driveways. 377 Comment
  RSA0117431  Collinsia concolor D. L. Banks, Steve D. Boyd 1995-5-9 384 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 701 Comment
  RSA559444  Collinsia heterophylla Steve D. Boyd 1992-4-15 6868 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA0117390  Collinsia parryi E. W. Lathrop 1969-5-8 7014 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA76977  Colubrina californica I. M. Johnston 1930-6-15 3788 Riverside North of Mecca-Blythe road in canyons at SE end of Eagle Mountains Comment
  UCR37032  Commelina benghalensis A. C. Sanders 1984-7-18 5108 Riverside Residence of O.F. Clarke, 1012 Spruce Street 305 Comment
  CDA39884  Convolvulus arvensis Scott D. White 1998-6-28 6787 Riverside Cismontane Riverside County; Corona: River Road bridge over the Santa Ana River. Comment
  POM13243  Conyza bonariensis P. A. Munz, I. M. Johnston 1922-5-19 5358 Riverside 5 miles NE of Murietta. 457 Comment
  RSA495464  Conyza coulteri Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2993 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA50573  Cordylanthus nevinii E. C. Jaeger 1949-7-25 s.n. Riverside Virgin Spring, north slope of Toro Peak. Santa Rosa Mtn. 2378 Comment
  UC26331  Cordylanthus nevinii H. M. Hall Aug. 1901 2619 Riverside s side San Jacinto Mountains 1828 Comment
  UCR151096  Cordylanthus nevinii Scott D. White, Julie Greene 1998-8-1 6968 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  RSA412302  Cordylanthus rigidus subsp. setiger Robert Gustafson, Gary D. Wallace 1983-6-23 2723 Riverside along Clinton Keith Road, 2.5 miles from its jct. with Hwy. 15. Comment
  POM6545  Coreopsis californica P. A. Munz, L. T. Street, G. Williams 1919-3-28 2362 Riverside San Gorgonio Pass, near Cabazon 543 Comment
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Mar 13 2011
  JOTR32156  Coreopsis californica var. californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2310 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy wash in wide canyon that feeds southwest into Wilson Canyon, with gneiss outcrops on either side of canyon (Stop 5) Comment
  RSA586868  Coreopsis californica var. californica D. L. Banks, Steve Boyd 1995-5-3 0287 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  SBBG59864  Cornus nuttallii M. Lewis 1947-8-26 25 Riverside N slope of Dark Cyn 1981 Comment
  UCR138821  Coronopus didymus D. L. Banks 1997-2-23 1296 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, south of Pechanga Rd. in the Reservation, north of Pechanga Creek and east of the Pechanga Tribal Government Center 367 Comment
  RSA736242  Cotula coronopifolia Scott D. White, Jonathan Campbell 2008-4-18 11896 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan Property, Alberhill area. 274 Comment
  RSA789250  Crassula aquatica Naomi Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2420 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  RSA357152A  Crassula solieri R. F. Thorne 1973-5-23 43849 -A Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  UCR18878  Cressa truxillensis John C. Roos 1952-5-21 5703 Riverside Perris-Aguanga Basin region, San Jacinto River bottomland 1.5 mi. SE of Perris. 427 Comment
  JOTR37743  Crossosoma bigelovii Hodges, Stephen, Aliya Ingersoll 2016-2-24 657 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Upper Long Canyon Comment
  NY268564  Crossosoma bigelovii P. A. Munz 1952-5-2 16235 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457.2 Comment
  POM153341  Crossosoma bigelovii Martha Hilend 1928-3-11 s.n. Riverside Morongo Pass, Colorado Desert region. Comment
  RSA716254  Crossosoma bigelovii W. M. Zabriskie 1973-2-22 128 Riverside Pipistrelle Canyon 75 yards before it turns east, Deep Canyon drainage, N slope of Santa Rosa Mountains 549 Comment
  CHSC109025  Croton californicus Orlando Mistretta; D. Bell, J. Beckman, J. England, K. Kane, et al. 2010-4-12 4604 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell; between N33.95609, W116.64365 and N33.95477, W116.64248. 525 Comment
  UCR114846  Croton californicus Mitch Provance 1998-2-17 55 Riverside Jurupa Mountains, Pyrite Canyon, 'Central Pyrite Dune', c. .3 km south of the end of Savonia Dr. in Southridge, Fontana. Actual location of the collection just on the Riverside Co. side of the Riv. / S.B. county line. 320 Comment
  CDA35285  Croton californicus var. mohavensis A. C. Browne 1952-4-23 Riverside Palm Springs 0 Comment
  POM20904  Croton californicus var. mohavensis W. R. Dudley 1903-12-28 s.n. Riverside Palm Springs Station Comment
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Sep 5 2011
  POM368193  Cryptantha angustifolia M. B. Dunkle 1933-3-4 3047 Riverside Painted Canyon, Colorado Desert. 30 Comment
  POM368194  Cryptantha angustifolia E. S. Spalding 1926-2-13 16009 Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  RSA191743  Cryptantha angustifolia R. F. Thorne 1963-3-29 32367 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  SBBG25603  Cryptantha angustifolia E. R. Blakley 1966-4-9 6749 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  SBBG25804  Cryptantha angustifolia E. R. Blakley 1966-4-9 6752 Riverside jct of US Hwy 60-70 and Wiley Well Rd, ca. 15 mi W of Blythe 121 Comment
  SBBG6241  Cryptantha angustifolia C. H. Muller 1952-4-6 9508 Riverside Pinto Basin, Joshua Tree Nat Monument Comment
  SEINET3083720 Image available Cryptantha angustifolia E. R. Blakley 1966-4-9 6749 Riverside Jct. US. 60-70 & Wiley Well Rd. ca 15 mi. west of Blyth. Comment
  UCR234809  Cryptantha angustifolia Jim Andre, Glenn L. Clifton 2011-2-22 17468 Riverside Coachella Valley, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive 186 Comment
  UCSB5531  Cryptantha angustifolia Beeks, Richard 1952-4-4 Riverside U.S. 99, opposite Twentynine Palms turnoff Comment
  SEINET10840765  Cryptantha angustifolia David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3732 Riverside On same sheet as Dunn 2044, UMO 162052. Borage. Found growing in a wash. Pushawalla Canyon, Indio Hills of the Colorado desert; W of Indio. Comment
  JEPS67483  Cryptantha barbigera W. L. Jepson 1927-4-12 11676 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  JEPS67484  Cryptantha barbigera W. L. Jepson 1927-4-12 11654 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  JOTR28812  Cryptantha barbigera La Doux, Tasha 2005-2-7 1080 Riverside Joshua Tree National Park. Above Hayfield Dry Lake 553 Comment
  SBBG92252  Cryptantha barbigera D. F. Howe 1980-4-16 Riverside 8.5 mi S of Hwy 10 on Cornsprings Rd, Chuckwalla Mtns 550 Comment
  UC280427  Cryptantha barbigera E. E. Schellenger May 1920 Riverside e of Coachella; Colorado Desert Comment
  UCR242120  Cryptantha barbigera Jim Andre 2011-2-9 15915 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
  UCSB16538  Cryptantha barbigera Breedlove, Dennis 1962-3-11 Riverside Cat Creek, 3 miles southwest of Palm Desert 426 Comment
  UCR175233  Cryptantha circumscissa Jim Andre, T. La Doux 2006-4-11 6732 Riverside S Mojave Desert, Joshua Tree National Park, along Pinto Basin Road (paved) through Wilson Canyon at Fried Liver Wash 858 Comment
  RSA0119885  Cryptantha decipiens Duncan S. Bell, Thomas Stoughton 2016-4-12 9219 Riverside Santa Rosa Mountains; eastern side of Martinez Mountain; in a side canyon off of Martinez Canyon, approximately 3.5 air miles southwest of the junction of Agua Alta Canyon and Martinez Canyon. 861 Comment
  SEINET3004978  Cryptantha dumetorum G. Rink, M. Baker 2011-4-1 10404 Riverside Northwest of Blythe, east of the McCoy Mtns, swale in desert pavement 152 Comment
  UC573068  Cryptantha holoptera H. L. Mason 1928-3-10 4232 Riverside Hidden Springs Canyon Coachella Mountains Comment
  RSA699338  Cryptantha intermedia J. R. Bruff 1934-6-19 s.n. Riverside San Jacinto Mountains Comment
  SD181668  Cryptantha intermedia Scott D. White, Teresa Salvato 2001-6-8 8580 Riverside Santa Ana Mountains; southern margin of county, just northeast of Rainbow Valley. 334 Comment
  UC56843  Cryptantha intermedia H. M. Hall 1902-4-26 2991 Riverside vicinity Riverside 365 Comment
  POM9602  Cryptantha intermedia I. M. Johnston 1920-5-8 s.n. Riverside Butte due west of Lakeview Comment
  OBI35028  Cryptantha maritima Sears 1978-3-18 926 Riverside 3 mi E of Corn Spring, 9 mi SE of Desert Center, T6S, R16E, sec 23 366 Comment
  RSA316876  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-9 4794 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  SDSU18679 SDSU18679
Image available
Cryptantha maritima var. maritima Kristen Hasenstab, M. G. Simpson 2008-4-1 45 Riverside In Fan Canyon, just inside the boundary for Joshua Tree National Park. Located in a wide desert wash. 607 Comment
  RSA789244  Cryptantha micrantha Naomi Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2418 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  POM12212  Cryptantha micrantha var. lepida Mary F. Spencer 1921-6-2 1864 Riverside Idyllwild, San Jacinto Mt. 1615 Comment
  POM46994  Cryptantha micrantha var. lepida Mary F. Spencer 1919-7-3 1347 Riverside Idyllwild. 1646 Comment
  UCR138583  Cryptantha micrantha var. micrantha Steve Boyd, Orlando Mistretta 1986-3-13 1429 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 366 Comment
  UCSB41250  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
  UC284896  Cryptantha muricata P. A. Munz 1923-6-14 7058 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1219 Comment
  RSA0079063  Cryptantha muricata var. jonesii Scott D. White, Justin M. Wood 2008-6-16 12127 Riverside San Jacinto Mountains: Fobes Canyon, +/- 1 mile up Fobes Ranch Road from Fobes Spring. 1540 Comment
  POM118684  Cryptantha nevadensis Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR279550  Cryptantha nevadensis var. nevadensis A. C. Sanders, Jim Malusa 2017-3-25 43013 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
  CLARK-A1045-103  Cryptantha pterocarya George K. Helmkamp 1977-3-20 Riverside San Jacinto Mountains flats above Deep Canyon; ; Palm Desert 15'Q 1066 Comment
  HSC3620  Cryptantha pterocarya C. L. Hitchcock, C. V. Muhlick 1964-3-22 23251 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  SBBG14710  Cryptantha pterocarya var. pterocarya H. and M. Dearing 1937-4-10 Riverside near Hayfield Comment
  VVC2460  Cryptantha pterocarya var. pterocarya Tim Thomas 2013-3-18 5942 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  UC217942  Cryptantha racemosa P. A. Munz, D. Keck 1922-4-9 4829 Riverside s base Eagle Mts.; Colorado Desert 228 Comment
  RSA79623  Cryptantha utahensis F. W. Peirson 1919-4-13 1025 Riverside Murray Canyon, Palm Springs region. Comment
  UC68691  Cucurbita palmata H. M. Hall Apr., 1905 5820 Riverside Indio Mt. Colorado Desert, Indio Mt. 152 Comment
  RSA309656  Cuscuta indecora J. C. Roos 1951-9-25 5254 Riverside West end Fairmount Park 259 Comment
  SBBG54103  Cyclospermum leptophyllum J. C. Roos, L. Roos 1953-5-9 5917 Riverside Fairmount Park, Riverside 259 Comment
  JOTR01120  Cylindropuntia bigelovii Cole, James E. 1941-5-21 764 Riverside Joshua Tree National Park. CHOLLA GARDENS, PINTO BASIN 487 Comment
  RSA0031144  Cylindropuntia chuckwallensis Marc Baker, Michelle Cloud-Hughes, Glenn Rink, Dina Robertson, Neal Kramer 2011-5-1 17305 Riverside Chuckwalla Mountains, 62km WSW of Blythe, 1km west of Chuckwalla Spring. UTM datum in NAD83. Lat-Long datum in WGS84. 600 Comment
  SD247385  Cylindropuntia munzii Andy Sanders, T. Thomas, et al. 2012-11-1 40509 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, south of the Chuckwalla Mountains, along Bradshaw Trail 1 kilometer southeast of Augustine Road junction, large wash on southwest side of road. 694 Comment
  RSA666643  Cyperus difformis A. C. Sanders 2001-12-22 24891 Riverside Perris-Aguanga Basin: Perris, south side of Mildred St. between Redlands Ave. and Ruby St. 436 Comment
  UCR119811  Cyperus erythrorhizos A. C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23064 Riverside San Jacinto Mtns., NW shore of Lake Hemet, at Forest Service day use area 1322 Comment
  RSA788862  Cyperus squarrosus G. D. Wallace 2003-7-8 4040 Riverside Hidden Lake. Comment
  OBI13258  Dalea mollis Lewis S. Rose 1959-1-10 59007 Riverside La Quinta 15 Comment
  SEINET2066052 Image available Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-22 5755 Riverside NE Riverside Co., transition between Ward and Rice Valleys, south of Danby Lake, S of HWY 62, along Colorado River Aqueduct (East of Granite Pass 7.5Q). 277 Comment
  UCR138584  Dalea mollis Steve Boyd, Orlando Mistretta 1986-3-13 1428 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 366 Comment
  POM1902  Dalea mollissima I. M. Johnston 1917-4-4 s.n Riverside Near Palm Springs. 152 Comment
  RSA796272  Dalea mollissima Jim Andre 2012-4-15 20849 Riverside West end of Hayfield Dry Lake, 0.3 mi. N of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10. 395 Comment
  SBBG56887  Dasyochloa pulchella M. N. Ackley 1928-4-3 23 Riverside Clary's Ranch 182 Comment
  SBBG94884  Datisca glomerata B. Pitzer, B. L. Phillips 1988-7-1 1480 Riverside S of Vail Lake, N of Hwy 79, between Kolb and Arroyo Seco Crks, ca. 0.25 mi W of Dripping Springs Guard Station 487 Comment
  GMDRC5489  Datura discolor J. Andre 2012-4-16 20899 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 1.0 mi. north of South Entrance 584 Comment
  UCD126509  Datura discolor Geoffrey Levin 1976-10-17 1167 Riverside Box Canyon, about 11 miles east of Mecca. Mecca Hills. 91 Comment
  RSA595921  Datura wrightii D. L. Banks, Lauren Raz 1996-11-5 1180 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 0.2 miles E of San Gabriel Church, across from the local cemetery. 378 Comment
  UCSB17915  Datura wrightii Brooks, Terry 1963-5-4 Riverside State Highway 111, 9.2 miles W of Palm Desert 106 Comment
  RSA500222  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3520 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  SBBG103861  Daucus pusillus M. A. Patten 1992-5-7 92 -30 Riverside Santa Rosa Plateau, along Via Vaquero at Via Oesta, ca. 5 km W of Temecula Comment
  UCR281476  Daucus pusillus Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 83 Riverside Temescal Valley, 0.4 miles SE of Horsethief Canyon Rd. and the 15 Fwy. 391 Comment
  UCR19802  Deinandra mohavensis W. W. Mayhew 1977-10-2 s.n. Riverside San Jacinto Mtns, Hwy 243, 1 mi SE of Poppet Flat Road 1372 Comment
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Jan 8 2013
  UCR94070  Deinandra mohavensis Scott D. White 1995-8-23 3562 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
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Jan 8 2013
  CAS-BOT-BC257279  Deinandra paniculata Mark A. Elvin 2005-5-24 4321 Riverside Peninsular Range; Perris-Aguanga Basin Region: SW foot of round hill west of Hemet and south of Hwy 74, west of California Ave. 470 Comment
  UCR266426  Deinandra paniculata D. E. Bramlet, Bill Wagner 2009-10-19 4403 Riverside Peninsular Range, Riverside, Sycamore Canyon Reserve, c. 0.75 km north of Allesandro Blvd., west of Sycamore Canyon Blvd., along dirt pole line road 470 Comment
  RSA0020480  Delphinium parishii subsp. parishii J. D. Olmsted 1962-5-1 423 Riverside 5 degrees NE slope just west of top of highest Southern California waterfall; 1/4 mi. SE of Falls Plateau, Snow Canyon N of Mt. San Jacinto. 945 Comment
  SD160867  Delphinium parryi subsp. parryi Virginia Moran 2003-5-23 Riverside Peninsular Ranges; Perris-Aguanga Basin region: Wilson Valley Mitigation Bank, managed by the Center for Natural Lands Management. Section 33 of two that comprise mitigation bank. Accessed from Wilson Valley Road. Sage 7.5 Quadrangle. Comment
  UCR110965  Delphinium parryi subsp. parryi George K. Helmkamp 1998-6-27 4095 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
  SDSU5504  Delphinium patens W. T. Williams 1962-5-12 Riverside San Jacinto Mtns. 4000 ft marker 20 ft s of wayside rest along Hwy between Hemet and Idyllwild. 1219 Comment
  UCR132703  Dendromecon rigida subsp. rigida A. C. Sanders, T. B. Salvato 2004-2-16 27394 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, summit of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 451 Comment
  RSA763167  Descurainia incana Scott D. White, Justin M. Wood 2009-5-21 12859 Riverside Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  UC136971  Descurainia pinnata subsp. glabra T. S. Brandegee 1902-5-14 Riverside Whitewater; San Bernardino Comment
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Jan 15 2010
  UCR117100  Descurainia sophia A. C. Sanders, T. B. Salvato 2001-5-3 24115 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  CAS-BOT-BC402292  Dicentra chrysantha T. Winfield 1975-4-27 2365 Riverside Snow Ck Rd ~3 mi from Hiway 111 Comment
  UC9916  Dicentra chrysantha Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  RSA649288  Dichelostemma capitatum subsp. capitatum Bruce H. Lewis 1970-3-9 27 Riverside Collected 1 mi. south of Temecula on a dirt road, an area south of the State College property. 548 Comment
  RSA757747  Dichelostemma capitatum subsp. capitatum LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4347 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
  CLARK-A1656-668  Dichelostemma pulchellum var. pauciflorum Lois Ann Scott 1978-4-10 Riverside San Jacinto Mountains 152 Comment
  CLARK-A1528-2155  Dicoria canescens John C. Roos 1956-12-15 6605 Riverside Palm Springs 243 Comment
  RSA696747  Dicoria canescens J. Russell Bruff 1927-10-8 1 -H Riverside Thousand Palms Comment
  UCR109774  Dicoria canescens R. D. Goeden, Don W. Ricker 1985-10-12 s.n. Riverside Sonoran Desert, c. 7 mi. south of Granite Pass, west side of Desert Center-Rice Road (Hwy 177), 21.8 miles north of Desert Center, 5.1 miles south of junction with Highway 62 285 Comment
  UCR132488  Dicoria canescens Michael D. Wilcox 2003-6-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Oasis 152 Comment
  UC1929321  Dieteria asteroides var. asteroides Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10668 Riverside San Jacinto Mountain foothills; Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. Comment
  UC74094  Dieteria asteroides var. asteroides M. F. Gilman 1904-1 38 Riverside Banning Comment
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Mar 13 2011
  UC1422542  Dieteria canescens var. ziegleri Jeanine Derby and Tim Krantz 1977-10-13 Riverside on 7SO2 3.6 mi se junction with highway 74 turnoff to Santa Rosa Peak; Santa Rosa Mts. 2377 Comment
  UCSB24961  Dimorphotheca sinuata Breedlove, Dennis 1962-3-11 Riverside Alongside road, flood plain of San Jacinto River, 6.2 miles southeast of State 79, on State 74; in Hemet 579 Comment
  OBI8386  Diplacus bigelovii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12063 Riverside Along Box Canyon Rd ca 20 mi ENE of Mecca in orocopia Mts 274 Comment
  CAS-BOT-BC152909  Diplacus brevipes P. C. Everett; L. W. Lenz; E. K. Balls 1952-7-1 17274 Riverside 1.2 mi. se. of Lake [Fulmore] Fulmor on hwy from Banning to Idyllwild, San Jacinto Mts. 1280 Comment
  SD139995  Diplacus brevipes Scott White 1993-4-22 1227 Riverside North Alberhill Ranch, in hills N of Walker Canyon 487 Comment
  RSA0019280  Diplacus brevipes N. C. Cooper 1943-9-11 924 Riverside Below Idlewild. 915 Comment
  CAS-BOT-BC153100  Diplacus fremontii B. Ertter; J. Strachan 1979-6-26 2989 Riverside Banning-Idyllwild Road (Hwy 243) at Black Mtn turnoff (Forest Rd 4Sol), San Jacinto Mts. Comment
  SEINET14453131  Diplacus longiflorus C. L. Hitchcock 1940-1 6044 Riverside 8 miles northwest of Elsinore 457 Comment
  RSA0018436  Diplacus longiflorus var. calycinus Hendle 1940-05 s.n. Riverside Idlewild. [Idyllwild] Comment
  RSA717588  Distichlis spicata A. C. Sanders 2004-5-12 27879 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UC53550  Distichlis spicata J. E. Roadhouse 1903-7-16 6 Riverside Salton Sink Comment
  UC2062534  Distichlis spicata subsp. spicata Hester L. Bell 2002-3-9 257 Riverside Northern Sonoran Desert. Willis Oasis (Thousand Palms) 5.5 mi east of I-10. Comment
  UC129372 Image available Ditaxis californica H. M. Hall Apr, 1905 5796 Riverside 7 mi. w. Coachella; Colorado Desert, Marshall Canyon 30 Comment
  UCR104602  Ditaxis californica James C. Dice, C. Barrows, K. Nicol, I. Eleck 1997-11-6 97116 - Riverside Coachella Valley, La Quinta, just west of Avenida Montezuma and Calle Nogales, E foot of Indio Mtn. 61 Comment
  JOTR37429  Ditaxis lanceolata La Doux, Tasha 2016-3-9 3664 Riverside Above Hayfield Dry Lake - Stop 3 524 Comment
  SEINET6631295 Image available Ditaxis lanceolata Leila M. Shultz, John S. Shultz 1985-4-18 8327 Riverside Chuckawalla Mountains, 1 mile west of Astec Well and 11.7 miles south of highway (I-15) 616 Comment
  CLARK-A1045-148  Ditaxis neomexicana George K. Helmkamp 1978-4-1 Riverside Deep Canyon Palm Desert 15'Q Comment
  UCR167552  Ditaxis neomexicana Nancy K. Cione 2004-4-30 s.n. Riverside Chuckwalla Valley, S of Eagle Mtns, north of Hayfield Dry Lake, near Red Cloud Road 415 Comment
  UCR208852  Ditaxis neomexicana Scott D. White 2001-4-12 8311 Riverside Sonoran (Colorado) Desert, Shavers Valley, north of the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 351 Comment
  RSA799922  Ditaxis serrata var. serrata Justin M. Wood, D. M. Ray 2011-4-28 3833 Riverside Sonoran Desert: Chuckwalla Valley: 6.5 miles north of Desert Center on Kaiser Road, +/- 0.4 miles northeast of bend in road. 202 Comment
  SD224894  Dithyrea californica A. C. Sanders, K. Rose & D. Woodard 1995-3-15 16142 Riverside Coachella Valley: mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and I-10. 328 Comment
  UC22357  Dodecatheon alpinum H. M. Hall 1897-8-11 801 Riverside Tahquitz Valley, San Jacinto Mts. 2438 Comment
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Jun 8 2012
  UCR216393  Dodecatheon clevelandii Mike Bell 2008-3-30 021 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  RSA93330  Downingia cuspidata F. W. Peirson 1922-4-29 2925 Riverside South of Lake Elsinore. 381 Comment
  RSA85799  Drymocallis glandulosa E. C. Jaeger 1924-6-29 5446 Riverside Tahquitz Valley. 2134 Comment
  IRVC139  Dryopteris arguta R. H. Whittaker 1963-5-27 SJ 7 Riverside Hemet Hwy, between Hemet and Mtn Center. Peninsular Ranges, San Jacinto Mountains 1250 Comment
  IRVC145  Dryopteris arguta Barbara Mawdsley 1965-4-24 HS 528 Riverside Highway 74; 1/4 mile SE of Keen Camp Summit. Peninsular Ranges, San Jacinto Mountains Comment
  RSA40400  Dryopteris arguta Sara Schenck 1948-02 s.n. Riverside small valley near Desert Queen Mill Site, Joshua Tree National Monument, Little San Bernardino Mountains. Comment
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Nov 6 2011
  RSA783269  Dryopteris arguta J. D. Olmsted 1959-4-23 460 Riverside Spring Trail at Beacon Pines Ranch; 9 miles SW of Corona. 732 Comment
  RSA0015684  Dudleya Duncan S. Bell, John Anderson, Kim Clark, Ed Howland 2013-9-29 6042 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash, approximately 2.75 air miles west of Corn Springs and about 0.25 air mile southeast of Aztec Well. 609 Comment
  RSA16378  Dudleya lanceolata P. C. Everett 1935-6-17 s.n. Riverside Coldwater Canyon, trail to Santiago Pk. 1/2 mi. above Glen Ivy Resort. 457 Comment
  UCR156282  Dudleya lanceolata T. B. Salvato, Kent Beaman 2005-5-16 826 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
  UCR180697  Dudleya multicaulis Mitch Provance 2003-4-26 9880 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
  UCR58950  Dudleya saxosa Kenneth Cooper 1986-4-18 s.n. Riverside San Jacino Mtns, Oasis de los Osos Preserve of the nature conservancy, Snow Creek Canyon, at the N foot of the San Jacinto Mtns Comment
  RSA397828  Dudleya saxosa subsp. aloides N. R. Zabriskie, W. M. Zabriskie 1973-4-25 648 Riverside N slope Santa Rosa Mtns., Deep Canyon drainage. Lower portion of steep-walled canyon overlooking salamander oasis. 915 Comment
  UC933327  Dudleya saxosa subsp. aloides Reid Moran 1946-3-20 1944 Riverside San Andreas Canyon Comment
  UCR281561  Dysphania ambrosioides Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 82 Riverside Temescal Valley, Mayhew Wash, S side of Temescal Canyon Rd. at intersection with Temescal Hills Rd. 309 Comment
  UCR280930  Dysphania pumilio Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-23 517- 33 Riverside Temescal Valley, Temescal Valley, Indian Wash, SE side of Glen Eden Rd. at De Palma Rd. 372 Comment
  SEINET8060012 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 10 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  CAS-BOT-BC56757  Echinocereus engelmannii subsp. engelmannii D. A. Johansen; J. A. Ewan 1932-4-10 7060 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA522095  Echinochloa crus-galli Steve Boyd, Orlando Mistretta 1989-7-18 3763 Riverside Vail Lake area, confluence of Kolb Creek with lake. 426 Comment
  UCR9300  Eclipta prostrata K. Black 1969-10-26 s.n. Riverside Santa Ana River bottom near the Van Buren Bridge Comment
  UC1409150  Elatine chilensis Robert F. Thorne and Earl Lathrop 1969-5-12 37939 Riverside Mesa de Colorado, Rancho Californua Santa Rosa Plateau Comment
  RSA615065  Eleocharis geniculata A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15888 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity., 33 deg 30.16 N, 115 deg 49.9 W -30 Comment
  SD217164  Eleocharis macrostachya Steve Boyd 1986-5-1 1784 Riverside Southwestern Perris Basin: Hill west of Skunk Hollow Comment
  RSA343105  Eleocharis montevidensis Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1983-5-18 60632 Riverside Santa Rosa Plateau: Cole Canyon, near entrancd to Nature Conservancy Reserve. 530 Comment
  SD71848  Elymus condensatus Helen V. Witham 1969-7-2 193 Riverside dry flat, on De Luz Creek 7 miles south of Murietta on road to De Luz 299 Comment
  UCR133109  Elymus elongatus John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  RSA179514  Elymus glaucus E. W. Lathrop 1960-6-7 4887 Riverside 14 miles west of Murieta. Relondo Mesa. Comment
  RSA769820  Elymus glaucus E. W. Lathrop 1973-6-28 7441 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA699653  Emmenanthe penduliflora Keith E. Hoffmaster 1934-4-8 s.n. Riverside Santa Ana Mts. Comment
  SD136826  Emmenanthe penduliflora Steve Boyd, Tim Ross 1992-5-15 7398 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area., vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 669 Comment
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Sep 16 2010
  UC666588  Emmenanthe penduliflora Harlan Lewis 1942-5-3 1608 Riverside 1 mi W Pinyon Flats (Calif Highway 74) Comment
  UCR103920  Emmenanthe penduliflora B. G. Pitzer 1997-4-11 3116 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  UCR279544  Emmenanthe penduliflora A. C. Sanders, Jim Malusa 2017-3-27 43129 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Siphon 22 on the Coachella Canal, just inside Naval Aerial Gunnery Range boundary 23 Comment
  CAS-BOT-BC131169  Encelia actoni Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  RSA3224  Encelia actoni B. D. Stark 1930-3-18 s.n. Riverside 5 miles E of San Jacinto. 610 Comment
  VVC2872  Encelia actoni Tim Thomas, P. J. MacKay 2010-4-10 5051 Riverside San Bernardino Mtns., Whitewater River; Mouth of Catclaw Flat, on ridge to immediate west. 896 Comment
  SEINET2054751 Image available Encelia farinosa Helen Kennedy, T. B. Salvato 2002-2-2 5452 Riverside Western Colorado Desert: Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec 2. 195 Comment
  UCR114652  Encelia farinosa B. G. Pitzer 1998-1-25 3411 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR75064  Encelia farinosa A. C. Sanders, E. J. Lawlor 1992-4-4 12129 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR83194  Encelia farinosa A. C. Sanders 1994-5-15 14483 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  POM356679  Encelia farinosa var. farinosa E. A. McGregor 1964-3-24 s.n. Riverside Painted Canyon, S of Desert Center. Comment
  RSA26865  Encelia farinosa var. phenicodonta I. L. Wiggins 1941-3-24 9578 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  SD224839  Encelia farinosa var. phenicodonta G. K. Helmkamp 1998-4-4 3134 Riverside Southern Mojave Desert: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd) 456 Comment
  CAS-BOT-BC131412  Encelia frutescens J. Von Loh 1978-1-23 3310 Riverside Palo Verde Mesa, 12 mi. SW. of Blythe 121 Comment
  UCR144745  Encelia frutescens var. frutescens Scott D. White 2001-4-18 8363 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, NE corner of Sunrise Drive and San Raphael Drive 165 Comment
  CAS-BOT-BC126750  Ephedra R. F. Thorne; M. Z. Thorne 1973-3-30 42689 Riverside Colorado Desert; Little San Bernardino Mountains region: Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, outwash of Mission Creek 488 Comment
  RSA703486  Ephedra aspera LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1434 -a Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground., Near 33 deg 37'32N, 115 deg 19'35W: UTM 3721895N, 655238E to 33 deg 36'52N, 115 deg 19'54: UTM 3720669N, 654757E. 480 Comment
  JOTR16665  Ephedra californica Walters, Jim 1967-4-30 s.n. Riverside Joshua Tree National Park. STIRRUP TANK 1097 Comment
  LA6774  Ephedra californica Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  RSA383883  Ephedra californica Robert Gustafson 1981-4-7 2158 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  UCR237686  Ephedra californica Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4739 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 600 Comment
  CAS-BOT-BC81684  Ephedra fasciculata Ira L. Wiggins 1937-3-9 8746 Riverside Chuckawalla Spring, Chuckawalla Mts. 528 Comment
  SBBG29377  Ephedra nevadensis D. Myrick 1968-3-4 1803 Riverside Desert Hot Springs 304 Comment
  SD181809  Ephedra nevadensis Louis C. Wheeler 1955-6-16 7158 Riverside Palm to Pines Highway 0.45 mile downhill from 3000 foot marker. Comment
  POM230606  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  SD232718  Epilobium ciliatum Scott D. White 1996-8-15 4464 Riverside San Jacinto Mountains: Idyllwild area: Alvin Meadows and unnamed canyon upstream. Site is at upper margin of area burned in July 1996. 1525 Comment
  POM48929  Epilobium ciliatum subsp. glandulosum P. A. Munz, I. M. Johnston 1924-7-27 8732 Riverside Deer Springs, San Jacinto Mountains 2500 Comment
  SBBG94827  Epilobium densiflorum E. LaRue 1989-7-13 Riverside Santa Rosa Plateau, N side of Tenaja Rd where De Luz Crk crosses rd, NW of Mesa de Colorado Comment
  UCR201639  Epilobium densiflorum Scott D. White, Justin M. Wood 2008-6-18 12213 Riverside San Jacinto Mountains, K Flat Meadow 1445 Comment
  PASA1894  Epilobium glaberrimum Frank W. Peirson 1924-7-28 Riverside Pine Flats Camp. San Jacinto Mts. 1798 Comment
  UCR18395  Epilobium hallianum A. C. Sanders 1978-9-3 468 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  RSA263778  Epipactis gigantea R. Weatherby 1950-5-18 2967 Riverside Hagador [Hagador Canyon]. 396 Comment
  RSA561120  Epipactis gigantea Steve Boyd, Timothy S. Ross, David E. Bramlet 1993-5-12 7315 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
  POM11720  Equisetum laevigatum P. A. Munz, I. M. Johnston 1922-5-20 5455 Riverside Kenworthy, San Jacinto Mountains. 1433 Comment
  UCR139003  Equisetum laevigatum L. C. Wheeler 1961-6-24 7903 Riverside San Jacinto Mountains, Strawberry Creek at Idyllwild Arts Foundation, Idyllwild. Comment
  POM352237  Eragrostis cilianensis Anstruther Davidson 1904-5-11 1091 Riverside Palm Springs Comment
  UCD63450  Eragrostis mexicana subsp. mexicana Beecher Crampton 1963-5-7 6777 Riverside Riverside, 1 mile west U.C. - Riverside Campus. Comment
  POM78995  Eragrostis pectinacea I. M. Johnson 1925-7-19 s.n. Riverside Pedley. Comment
  RSA584898  Eremalche exilis C. Reiser 1991-3-26 s.n. Riverside Gavilan Hills, Harford Springs County Park, northwestern corner of Park south of harford Spring and north od trailer park. 579 Comment
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Mar 4 2013
  RSA432718  Eremalche rotundifolia E. C. Jaeger 1922-4-7 811 Riverside Chucawalla Bench, Colorado Desert. 259 Comment
  RSA651901  Eremalche rotundifolia G. S. Eleiott 1949-3-15 s.n. Riverside Colorado [Desert] 15 miles east of Palm Springs. 244 Comment
  SBBG63731  Eremocarya lepida R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 1981 Comment
  UCR245261  Eremothera boothii subsp. condensata Jim Andre 2012-3-19 21308 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  JOTR35366  Eremothera refracta Harding, Mitzi, M. Wheeler 2011-1-26 150 Riverside Joshua Tree National Park. West Coxcomb Mountains; rocky foothills/slopes above bouldery wash (STOP4) 424 Comment
  UCSB7335  Eremothera refracta Wilson, Richard 1958-3-22 Riverside 7 miles E. of Desert Center on U.S. Highway 60-70 Comment
  UCR85437  Eriastrum eremicum George K. Helmkamp 1994-4-26 88- 8 Riverside Western Colorado Desert, Indio Hills; north of the landfill on Edom Hill 213 Comment
  RSA0120087  Eriastrum eremicum subsp. eremicum N. C. Cooper 1944-5-20 2643 Riverside Palm Springs. 137 Comment
  RSA0120679  Eriastrum harwoodii Duncan S. Bell 2012-4-5 3305 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. Approx. 6.75 air miles directly north of Hell. 137 Comment
  SEINET3005079  Eriastrum harwoodii G. Rink 2011-5-7 10517 Riverside Large powerlines about 10 miles west-southwest of Blythe, active sand dunes 121 Comment
  SEINET3100713  Eriastrum harwoodii G. Rink, M. Honer, K. Christie 2012-3-19 11084 Riverside NW side of the Mule Mtns, ca 2 miles east of the prison 120 Comment
  UCR245660  Eriastrum harwoodii Duncan S. Bell 2010-4-2 686 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; c. 2.5 air miles northwest of Priest Well; at the head of the main western drainage for the mountain range 559 Comment
  SEINET3087419 Image available Eriastrum sapphirinum B. Pitzer 1986-5-24 232 Riverside Whitewater Canyon, ca. 5 mi N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 0.25 mi N of hatchery boundary. 7.5' quad. 732 Comment
  UCR172231  Eriastrum sapphirinum 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
  RSA0122945  Eriastrum sapphirinum subsp. dasyanthum John F. Green 2008-4-23 08 --16 Riverside SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR19151  Eriastrum sapphirinum subsp. dasyanthum John C. Roos 1952-5-26 5723 Riverside Haas' ranch, Reche Canyon 457 Comment
  RSA0121558  Eriastrum sapphirinum subsp. dasyanthum Mary F. Spencer 1919-6-17 1191 Riverside Roadside on slope of San Jacinto Mt. 1098 Comment
  RSA0121578  Eriastrum sapphirinum subsp. dasyanthum J. T. Howell 1928-7-8 1044 Riverside Near Glen Ivy. 396 Comment
  RSA0122015  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd 1986-5-7 1844 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15. [Gavilan Hills] Comment
  UCSB16708  Eriastrum sapphirinum subsp. sapphirinum Dearing, Hugh; Dearing, Margaret 1940-6-8 Riverside Pines to Palms Highway west of Ribbonwood Comment
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Nov 19 2011
  CAS-BOT-BC515044  Eriastrum sapphirinum subsp. sapphirinum Winifern W. Swarth 1914-9-6 s.n. Riverside San Jacinto Mts., Strawberry Valley 1828 Comment
  UCSB12338  Ericameria cooperi Dearing, Hugh; Dearing, Margaret 1936-12-25 Riverside Long Canyon, Colorado Desert Comment
  SBBG119489  Ericameria cooperi var. cooperi Leota Davidson 1965-5-14 182 Riverside Joshua Tree Nat Monument Comment
  POM13596  Ericameria cuneata E. C. Jaeger 1922-8-20 s.n. Riverside Long Valley to Palm Springs Trail 1372 Comment
  UCR123257  Ericameria cuneata Steve Boyd, D. E. Bramlet 1988-10-8 2859 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR34959  Ericameria cuneata L. B. Ziegler 1964-10-1 042 Riverside San Jacinto Mtns, Garner (Hemet) Valley, vicinity of Kenworthy 1418 Comment
  RSA297386  Ericameria linearifolia Larry E. DeBuhr 1972-3-24 533 Riverside Santa Rosa Mts. along forest road 7S02 in San Bernardino National Forest 1768 Comment
  UC64808  Ericameria paniculata E. E. Schellenger 1904-10-19 19 Riverside Colorado Desert, Chuckwalla Bench Comment
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Jan 15 2017
  UC750615  Ericameria pinifolia Lewis S. Rose 1946-12-24 46309 Riverside 2 mi s Banning 762 Comment
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Mar 13 2011
  RSA450424  Erigeron foliosus J. C. Roos 1965-6-19 s.n. Riverside Skyline Drive, S of Corona Comment
  UCR225682  Erigeron foliosus var. foliosus Steve Boyd, Valerie Soza 2004-6-22 11548 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  LA205568  Eriodictyon crassifolium A. H. Lange; 1951-5-26 sn Riverside Palms to Pines Highway 152 Comment
  RSA182205  Eriodictyon crassifolium P. A. Munz 1932-4-24 12320 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  RSA613864  Eriodictyon crassifolium B. Pitzer 1997-4-12 3128 Riverside Lakeview Mts, Pulsar Road, 3/4 miles uphill (by road) from the base of the hills at the end of Warren Road & approx. 3/4 miles (air) SW of Mt. Rudolph. 622 Comment
  SEINET4344743  Eriodictyon crassifolium K. Seydel 1987-5-23 26 Riverside San Jacinto Mountains; off Highway 74, 5.1 miles up the mountain past Bee Canyon Road 914 Comment
  CAS-BOT-BC189123  Eriodictyon crassifolium var. crassifolium H. M. Hall 1897-5-19 561 Riverside Hemet Comment
  UC455939  Eriodictyon crassifolium var. crassifolium F. M. Reed 1905-7-4 813 Riverside Coldwater Canyon [Santa Ana Mtns., near Glen Ivy] Comment
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May 22 2012
  UCR110967  Eriodictyon trichocalyx George K. Helmkamp 1998-6-27 4098 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  RSA608184  Eriogonum R. S. Woglum 1939-4-11 2217 Riverside Sonoran Desert: Near Rice, Coxcomb Tunnel. Comment
  CAS-BOT-BC248626  Eriogonum apiculatum Philip A. Munz 1938-8-13 15333 Riverside Near Santa Rosa Peak 2316 Comment
  SBBG55325  Eriogonum apiculatum R. Moran 1973-7-28 21108 Riverside summit of Toro Pk 2500 Comment
  SBBG61840  Eriogonum apiculatum R. Hoffmann 1929-9-8 Riverside near Tahquitz Pk Comment
  SD181397  Eriogonum apiculatum Louis Wheeler 1945-10-7 6412 Riverside San Jacinto Mountains; divide between West Fork Snow Creek and North Fork San Jacinto River 2377 Comment
  SD22475  Eriogonum apiculatum Susan G. Stokes 1933-7-1 Riverside Idyllwild to summit 1676 Comment
  CLARK-A1528-3634  Eriogonum davidsonii Robin L. Kobaly 1977-8-26 Riverside San Jacinto Mountains Comment
  RSA339312  Eriogonum davidsonii Robert F. Thorne, Dick Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54026 Riverside San Bernardino Mountains: At mouth of Whitewater Canyon, ca. 1/4 mi. W of Whitewater P.O. and 1/2 mi. W of Whitewater River. 415 Comment
  UCR103174  Eriogonum davidsonii Scott D. White, Julie Greene, Shelton Dowthit 1996-10-13 4623 Riverside San Jacinto Valley, Eastern foothills of valley (= 'Santa Rosa Hills'), south of Hemet 610 Comment
  CAS-BOT-BC256120  Eriogonum deflexum var. deflexum W. L. Jepson 1912-10-22 5235 Riverside Near Riverside Mts., along the Colrado River, Needles to Yuma 137 Comment
  SD229229  Eriogonum elongatum var. elongatum Dick Schwenkmeyer 2011-8-25 654 Riverside Thomas Mountain, Tool Box Springs Campground 1857 Comment
  SEINET10766366  Eriogonum fasciculatum Donald A. Johansen, Joseph A. Ewan 1932-4-11 Johansen 7087 Riverside On rocky terrace Martinez Canyon, Santa Rosa Mts. 366 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
  SBBG23073  Eriogonum fasciculatum var. flavoviride D. Myrick 1965-3-4 1086 Riverside Morongo Wash, Coachella Valley 701 Comment
  CLARK-A1528-3738  Eriogonum gracile C. Epling, William Robison 1933-6-24 Riverside San Gorgonio Wash Comment
  RSA393250  Eriogonum gracile var. gracile Kessler 1921-09 s.n. Riverside Mt. San Jacinto. Comment
  SEINET9037370 Image available Eriogonum gracile var. gracile M. Wall 2003-9-6 344 Riverside Peninsular Ranges; Perris-Aguanga Basion region; 540 Comment
  POM115631  Eriogonum maculatum Louise Kellogg, Annie M. Alexander 1941-5-15 2177 Riverside north base of Eagle Mountains. 915 Comment
  RSA4967  Eriogonum maculatum Carl B. Wolf 1932-4-27 3031 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  SD8023  Eriogonum maculatum S. B. Parish, W. F. Parish April 1882 Riverside Agua Caliente [=Palm Springs, says Andy Sanders] Comment
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Nov 3 2011
  UC849625  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keen Camp P.O. 1425 Comment
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Nov 20 2010
  UCR5715  Eriogonum nudum var. pauciflorum Frank C. Vasek 1966-9-4 660904- 05 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1829 Comment
  JOTR30958  Eriogonum pusillum La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1933 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA64578A  Eriogonum reniforme F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  CAS-BOT-BC263526  Eriogonum thomasii Annie M. Alexander; Louise Kellogg 1941-5-28 2260 Riverside Metropolitan Aqueduct Road, east of Hayfield Comment
  POM2313  Eriogonum thomasii S. B. Parish 1906-5-1 440 -6741 Riverside Colorado Desert at Palm Springs. Comment
  UC1349283  Eriogonum thomasii James Henrickson 1963-3-29 1174 Riverside along Hwy. 195 5 mi e Mecca 152 Comment
  UCR72234  Eriogonum thomasii Theo Glenn 1991-5-24 91- 131 Riverside Sonoran (Colorado) Desert, Palen Mtns, NE of Desert Center 399 Comment
  UC472772  Eriogonum thurberi M. F. Spencer 1919-5-10 177 Riverside Little Mt. near Cottonwood Spring; Colorado Desert, Little Mt. Comment
  UC668382  Eriogonum thurberi Annie M. Alexander and Louise Kellogg 1941-4-24 2077 Riverside Morongo Valley Gorge of Dry Morongo Creek 640 Comment
  CAS-BOT-BC263583  Eriogonum trichopes L. A. Greata No date on label. 400 Riverside Coachella, Colorado Desert Comment
  CLARK-A1045-213  Eriogonum trichopes George K. Helmkamp 1979-4-18 Riverside Indio Hills Dillon Road at dry wash; Lost Horse Mtn. 15'Q Comment
  UCR90322  Eriogonum trichopes Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  UCR58721  Eriogonum umbellatum var. munzii Reid Moran 1973-7-28 21105 Riverside Santa Rosa Mountains, N slope of the mountains 1780 Comment
  CAS-BOT-BC264923  Eriogonum wrightii var. membranaceum E. K. Balls; P. C. Everett 1953-8-19 18539 Riverside NW slope Santa Rosa Mt., road from Vandeventer Flat to Santa Rosa Peak 1676 Comment
  RSA772058  Eriogonum wrightii var. nodosum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4623 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SD144440  Eriogonum wrightii var. nodosum A. C. Sanders, P. MacKay 1994-10-23 15845 Riverside San Bernardino Mountains; Whitewater River Canyon, between the trout hatchery & Bonnie Bell, ridge SW of hatchery 779 Comment
  UCR139390  Eriogonum wrightii var. nodosum P. A. Munz 1932-10-16 12852 Riverside Santa Rosa Mountains, north base of mountains, road [from] Indio to Vandeventer Flat 610 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
  CAS-BOT-BC298480  Eriophyllum ambiguum var. paleaceum Edmund C. Jaeger No date on label s.n. Riverside Eagle Canon 91 Comment
  SD187350  Eriophyllum confertiflorum Scott D. White, Angelia Carey 2004-4-16 10157 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 548 Comment
  LA203544  Eriophyllum confertiflorum var. confertiflorum Elizabeth McClintock; 1935-3-3 sn Riverside Pedley Hills Comment
  UC597602  Eriophyllum confertiflorum var. confertiflorum Philip A. Munz 1937-5-30 15096 Riverside n of Vandeventer Flat; Santa Rosa Mts. 1676 Comment
  UC896343  Eriophyllum multicaule P. A. Munz 1922-4-29 5080 Riverside Leach Canyon Santa Ana Mts., Leach Canyon 548 Comment
  CAS-BOT-BC296929  Eriophyllum wallacei Peter H. Raven 1958-5-18 12967 Riverside 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains Comment
  UCR244439  Eriophyllum wallacei Jim Andre 2012-4-16 20940 Riverside Southern Mojave Desert, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd. 990 Comment
  UCR72180  Eriophyllum wallacei Theo Glenn 1992-3-31 92- 17 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  UCR87616  Eriophyllum wallacei A. C. Sanders 1994-5-29 14579 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  SEINET8553362  Erodium cicutarium H. M. Hall 1903-1 3809 Riverside Vicinity of Riverside, in the Sonoran Zone 396 Comment
  UCR180591  Erodium cicutarium Scott D. White, Angelia Carey 2004-4-5 9984 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  RSA614122  Erodium cicutarium D. L. Banks 1997-2-23 1289 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. 367 Comment
  RSA674687  Erodium texanum Scott D. White 2001-4-27 8425 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  RSA703401  Erodium texanum LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1453 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  SEINET7048022  Erodium texanum Steven R. Hill, Kate Kramer 2001-4-27 33491 Riverside North side of Route I-10, west side of Coachella Canal, about 0.1-0.2 mile north of interstate highway, 3 miles east of Indio. Elevation about 31 feet. Comment
  UCR62382  Eryngium aristulatum R. Montijo 1990-5-23 s.n. Riverside Mesa de Colorado, S edge of Santa Rosa plataeu 642 Comment
  UCR154538  Eryngium aristulatum var. parishii Jason L. Hlebakos 2005-5-18 711 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCR120626  Erysimum capitatum Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2265 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA262083  Erysimum capitatum var. capitatum E. W. Lathrop 1968-5-22 6926 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  CSUSB962  Eschscholzia caespitosa Richard L. Irwin 1962-4-21 0036 Riverside Beneath center of Crestmore Road bridge over Santa Ana River 243 Comment
  RSA445599  Eschscholzia californica Ora M. Clark 1929-3-2 1595 Riverside Near Alberhill Comment
  RSA0037195  Eschscholzia californica Tamara Joy Hanna 1991-5-12 26 Riverside Area of High Country Ranches. From Tamatea Road approx. 100 ft. to dry stream bed, walking northeasterly direction. 1280 Comment
  RSA799883  Eschscholzia glyptosperma D. M. Ray 2011-3-5 10 Riverside Sonoran Desert: Chuckwalla Valley along Kaiser Road. 198 Comment
  RSA703804  Eschscholzia minutiflora LeRoy Gross 2005-3-3 1605 Riverside Palen Mountains, south side. Near end of old prospect road. [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA771692  Eschscholzia minutiflora Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4688 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119. 604 Comment
  UCR148460  Eschscholzia minutiflora S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  UCR196351  Eschscholzia minutiflora Naomi Fraga, Lisa Rojas 2005-2-10 1397 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 361 Comment
  UCR269195  Eschscholzia minutiflora Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-3-22 779 Riverside Sonoran (Colorado) Desert, Mecca Hills, just south of Shaver's Well 305 Comment
  SEINET10476293  Eschscholzia minutiflora David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2909 Riverside Pushawalla canyon, indio hills. Hill slope. Comment
  JEPS51691  Eschscholzia parishii W. L. Jepson 1928-4-23 12549 Riverside wash 2 1/2 mi below Cottonwood Spring; Eagle Mts. 487 Comment
  SDSU18656  Eschscholzia parishii Michael G. Simpson, Kristen Hasenstab 2008-4-2 2946 Riverside Joshua Tree National Park. Wash just southwest of road to Cottonwood Spring, ca. 0.4 mile northwest of Cottonwood Spring. 922 Comment
  UC1080223  Eschscholzia parishii P. C. Everett and E. K. Balls 1958-5-7 23114 Riverside Joshua Tree National Monument; s end 1066 Comment
  OBI082996  Eucalyptus camaldulensis A. C. Sanders, Timothy W. Chumley 2013-3-29 40713 Riverside Peninsular Range; Alberhill, Lake St. at Riverside Co. conservation reserve, 0.28 km south of intersection with Temescal Canyon Rd. 378 Comment
  SDSU13824  Eucalyptus camaldulensis W. Miller with C. Mosse Riverside Comment
  UCR112492  Eucalyptus camaldulensis A. C. Sanders 1998-6-12 21982 Riverside Riverside, UCR campus, in gravel among trailers in 'surge area' (UCR trailer park) on east side of campus 335 Comment
  UCR199567  Eucalyptus camaldulensis Scott D. White, Angelia Carey 2004-7-2 10599 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  UCR152518  Eucrypta chrysanthemifolia A. C. Sanders 2005-4-22 29604 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR232044  Eucrypta chrysanthemifolia John F. Green 2008-4-15 0408- 07 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
  UC449852  Eucrypta chrysanthemifolia var. chrysanthemifolia Fred M. Reed 1908-2-2 2017 Riverside Sycamore Canyon Box Springs Hills, Riverside (Box Springs Hills, Riverside and vicinity) Comment
  CLARK-A1528-2973  Eucrypta micrantha John C. Roos 1958-2-21 Riverside Chuckwalla Mountains Comment
  UCR279411  Eucrypta micrantha A. C. Sanders, Jim Malusa 2017-3-25 42999 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
  JOTR33981  Eulobus californicus La Doux, Tasha, M. Harding 2010-4-7 2869 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  UC1122261  Eulobus californicus H. S. Yates 1937-3-23 6397 Riverside 2 mi n Palm Springs; San Jacinto Quadrangle Comment
  POM302490  Euonymus occidentalis var. parishii J. C. Roos 1943-8-8 2699 Riverside Hall Canyon, San Jacinto Mts. 1829 Comment
  SD144469  Euphorbia eriantha G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2691 Riverside Colorado Desert: Midland Rd, 3.8 mi SE of Midland, Little Maria Mtns. Comment
  RSA716065  Euphorbia lathyris Scott D. White, Justin M. Wood 2006-9-13 11644 Riverside Perris Basin/San Jacinto Mtn Foothills: Gibbel Flat in the Santa Rosa Hills 610 Comment
  SD255144  Euphorbia micromera Duncan S. Bell 2011-9-30 2940 Riverside Northeastern section of the Arica Mountains; northwest section of Rice Valley; ca. 2.0 air miles southwest of the ghost town of Rice. 234 Comment
  UC397412  Euphorbia misera E. C. Jaeger 1921-4-10 Riverside Near Palm Springs, Colorado Desert. Comment
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Aug 27 2011
  UCR165817  Euphorbia polycarpa 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
  OBI14407  Euphorbia polycarpa var. hirtella Robert F. Hoover 1966-10-15 10162 Riverside Dead Indian Creek Wash, S of Palm Desert Comment
  RSA70388  Euphorbia polycarpa var. hirtella F. W. Peirson 1930-3-29 8689 Riverside Painted canyon, near Mecca. Comment
  UCD142719  Euphorbia polycarpa var. hirtella Geoffrey Levin 1975-4-5 464 Riverside Indio Hill Mountain Range. Jcn. of Ramon Rd. and 1000 Palms Canyon Rd. 91 Comment
  UCD142683  Euphorbia prostrata Louis C. Wheeler 1964-10-10 8634 Riverside 3030 Oak Ave., Corona. Comment
  UCR277705  Euphorbia serpens Mitch Provance 2012-11-3 1112- 04 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
  UCR242296  Euphorbia setiloba A. C. Sanders, T. B. Salvato 2012-10-12 40432 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  SEINET8584419  Eustoma exaltatum G. R. Hall 1905-9-3 s.n. Riverside Riverside. Comment
  CAS-BOT-BC167364  Fagonia laevis J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  CSUSB331  Fagonia laevis Frank Aubrey 1959-2-4 Riverside 6.3 miles southeast of Midland, in creek bed 100 feet east of highway. Comment
  JOTR16867  Fagonia laevis Vanderspek & Youse 1964-4-19 64516 Riverside Joshua Tree National Park. WILSON CANYON Comment
  RSA775960  Fagonia laevis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 808 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  UCR148296  Fagonia laevis John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCR200304  Fagonia laevis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11238 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  UCR72160  Fagonia laevis Theo Glenn 1991-5-7 91- 89 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 365 Comment
  UCSB3565  Fagonia laevis Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains 1.5 mi S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 548 Comment
  UCR91878  Fatoua villosa A. C. Sanders, Steve Morgan 1995-11-30 17927 Riverside Box Springs Mtns., UCR Botanic Garden 365 Comment
  CLARK-A1528-7832  Festuca arundinacea John C. Roos 1949-5-21 4317 Riverside Temecula 304 Comment
  RSA0120329  Festuca octoflora Duncan S. Bell, Thomas Stoughton 2016-4-14 9289 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  RSA336046  Filago californica R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52029 Riverside Chino Canyon Comment
  RSA336193  Filago californica R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52059 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  UCR150244  Filago californica John F. Green 2005-2-14 s.n. Riverside Moreno Valley, Lasselle St. at Ironwood Ave., N of the 60 Fwy 564 Comment
  UCR174080  Filago californica A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32514 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  RSA356709  Filago gallica R. F. Thorne 1975-5-20 45508 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCSB63087  Flaveria trinervia Sanders, A. 1981-10-31 Riverside McKinley St. between Riverside and Corona, 3/10 mi. north of Hwy 91 and +100 yds west of McKinley 304 Comment
  OBI12182  Forestiera pubescens H. E. McMinn 1935-6-27 4045 Riverside Pines to Palms hwy Comment
  RSA0018446  Fragaria vesca Elbert Benjamine 1929-5-19 213 Riverside Mount San Jacinto. Comment
  RSA783081  Frasera parryi J. D. Olmsted 1959-6-30 698 Riverside Drainage area to Strawberry Creek. 0.75 mi S of Fern Valley town and on west slopes below Lily Rock. 1707 Comment
  POM48347  Fraxinus dipetala P. A. Munz, I. M. Johnston 1924-7-29 8865 Riverside San Gorgonio Canyon, North of Banning 1067 Comment
  UCR209165  Fraxinus pennsylvanica subsp. velutina A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37153 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  RSA614528  Fraxinus velutina A. C. Sanders 1994-10-6 1578 Riverside San Jacinto Mountains (N slope): Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west. 1128 Comment
  POM3542  Fraxinus velutina var. coriacea I. M. Johnston 1917-12-1 1804 Riverside Santa Ana River, NW of Corona. 183 Comment
  RSA359516  Fritillaria biflora Steve Boyd 1986-3-9 1377 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain 427 Comment
  UCR102858  Fritillaria biflora A. C. Sanders 1997-4-3 20166 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
  UCR281017  Funastrum cynanchoides var. hartwegii Fred M. Roberts 2016-3-5 7989 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  JOTR36473  Funastrum hirtellum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3441 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  POM259726  Funastrum hirtellum E. C. Jaeger 1939-12-1 s.n. Riverside Orocopia Mountains 366 Comment
  SEINET10496384  Funastrum hirtellum David B. Dunn Dunn 11874 Riverside Collected at Pushawalla Canyon on hills Comment
  SEINET10580699  Funastrum hirtellum Ivan Murray Johnston 1917-4-4 Johnston s.n. 1917 Riverside Palm Canyon Comment
  UCR35176  Galium andrewsii L. B. Ziegler 1967-9-28 252 Riverside San Jacinto Mountains, Hemet (Garner) Valley 1463 Comment
  RSA282792  Galium andrewsii subsp. andrewsii C. W. Tilforth, B. Busenberg 1980-6-10 1983 Riverside Along Thomas Mtn. Rd., west of Hwy 74 andGrown in Botanic Garden from seed collected Aug. 21,1952, by P.A.Munz and E.K.Balls, 1 mi. w. of Fuller Mill Creek, Banning-Idyllwild. south of Lake Hemet. Comment
  UC2015639  Galium angustifolium A. C. Sanders 1995-4-13 16483 Riverside San Bernardino Mtns./ Colorado Desert: Devil's Garden, E end of the mtns, 2.1 mi. W of Hwy 62 on Pierson Av. & dirt extension, 1.7 mi. above Sierra Bl. Comment
  UCR132704  Galium angustifolium A. C. Sanders, T. B. Salvato 2004-2-16 27391 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, summit of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 451 Comment
  UCR134644  Galium angustifolium Mitch Provance 1998-4-10 411 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  UCR202327  Galium angustifolium Mike Misenhelter 1998-7-7 s.n. Riverside Peninsular Range; San Jacinto Mtns. Foothills, 35 acre 'Searl Tank' site, foot of the north end of Mica Butte, just SE of the intersection of State St. and Cactus Valley Rd., c. 1 mile south of Hemet 585 Comment
  POM229038  Galium angustifolium subsp. angustifolium Philip A. Munz 1937-5-30 15127 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  UC28161  Galium angustifolium subsp. angustifolium H. M. Hall July 1901 2509 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  SD229270  Galium angustifolium subsp. jacinticum Dick Schwenkmeyer 2012-8-7 792 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  UCR108396  Galium aparine D. L. Banks, V. W. Steinmann 1997-3-13 1463 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UCR165918  Galium aparine T. B. Salvato, John F. Green 2004-5-27 555 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  UCR169317  Galium aparine T. B. Salvato, John F. Green 2004-5-27 600 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  RSA0022211  Galium aparine D. W. Stevens 1966-5-21 834 Riverside Thomas Mt. Camp. Comment
  RSA706291  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1280 -a Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  SDSU13968  Galium nuttallii subsp. nuttallii Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2104 Riverside North end of El Valle meadow. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  UCR86553  Galium nuttallii subsp. nuttallii A. C. Sanders 1994-5-30 14606 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA191429  Galium porrigens E. W. Lathrop, Robert F. Thorne 1967-9-26 6602 Riverside 6 mi. NW of Murrieta, Tenaja Road at the pass entering valley leading to Tenaja Guard Station. 610 Comment
  LA208442  Galium stellatum var. eremicum Martha Hilend; 1932-3-25 Riverside Chuckwalla Mountains, Chuckwalla Mts., about 3 mi above Corn Spring Comment
  POM173085  Gamochaeta pensylvanica M. French Gilman 1930-10 4 Riverside Banning Comment
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Mar 13 2011
  RSA358587  Garrya flavescens Larry E. DeBuhr 1972-3-24 530 Riverside Santa Rosa Mts. San Bernardino National Forest. Along forest road 7S02 2195 Comment
  UC774630  Garrya flavescens Carl B. Wolf 1939-1-20 Riverside e side Santa Ana Mts. (along Eagle Motor Way, 1 mi below summit) 914 Comment
  RSA613461  Gazania linearifolia D. L. Banks, Victor Steinmann 1997-3-13 1431 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  SEINET10859115  Gazania linearis Nye Leith, Greg Gust 2005-3-11 Nye 68 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  POM358672  Geraea canescens M. B. Dunkle 1932-3-25 2917 Riverside 10 miles NW of Indio. Comment
  SBBG32350  Geraea canescens L. S. Rose 1967-12-20 67183 Riverside ca. 6 mi SE of Thousand Palms 15 Comment
  RSA0036275  Geraea canescens M. B. Dunkle 1933-3-4 3058 Riverside Painted Canyon. Colorado Desert. 30 Comment
  SEINET10726149  Geraea canescens David B. Dunn 1946-3-17 Dunn 2084 Riverside From dry south-facing wall or slope o canyon 200 yards south of main Palm group. Indio Hills. Comment
  UC64177  Geranium californicum unknown 1897-7-22 722 Riverside San Jacinto Mt. 1828 Comment
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Jul 4 2010
  PASA673  Geranium carolinianum Frank W. Peirson 1922-4-10 Riverside Murray Canyon 304 Comment
  UCR166296  Gilia A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16244 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
  UCR261443  Gilia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41431 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  JEPS69448  Gilia angelensis Dr. L. M. Newlon 1922-4-3 432 Riverside Andreas Canyon San Jacinto Mts., Andreas Canyon Comment
  RSA614703  Gilia angelensis George K. Helmkamp, Elizabeth Helmkamp 1997-3-5 1326 Riverside 2.8 mi SE of Gilman Hot Springs. 518 Comment
  RSA72287  Gilia angelensis F. W. Peirson 1929-5-4 8334 Riverside Summit of St John's grade. 792 Comment
  UC1930055  Gilia angelensis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10457 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR120191  Gilia angelensis Mitch Provance 1998-3-6 139 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
  UCR178281  Gilia angelensis T. B. Salvato, Tracy Tennant 1998-1 MOR- 801 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, near sag pond at Burro Flats, tree stand P-11 1098 Comment
  RSA221056  Gilia capitata subsp. abrotanifolia E. W. Lathrop 1966-5-8 6439 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  POM97005  Gilia capitata subsp. abrotanifolia P. A. Munz 1926-5-2 10425 Riverside about rocks, 5 miles NW of Dripping Spring Comment
  JEPS4115  Gilia diegensis W. L. Jepson 1939-4-19 19204 Riverside 3 mi s Aguanga; s <of> Aguanga Comment
  SD7671  Gilia diegensis 1882-5-3 Riverside Temecula Comment
  UCR180231  Gilia latifolia Scott D. White, Pam Devries 2006-3-14 11259 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR202410  Gilia ochroleuca 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
  SD160887  Gilia ochroleuca subsp. exilis Virginia Moran 2003-3-26 Riverside Perris-Aguanga Basin region: Wilson Valley Mitigation Bank. Comment
  UC716291  Gilia stellata Roxana S. Ferris 1939-3-29 9709 Riverside between Hayfields Reservoir and Desert Center (Indio-Bythe Highway); btw Hayfields Reservoir and Desert Center Comment
  CAS-BOT-BC123839  Gilia tenuiloba Samuel Bonsal Parish 1880-7-1 689 Riverside San Jacinto Mts. Comment
  UCR79214  Githopsis diffusa subsp. candida Steve Boyd, T. S. Ross 1992-5-4 7178 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 732 Comment
  UCR178206  Glyceria declinata T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 905 Riverside San Bernardino Mtns., Morongo Indian Reservation, seep in Wood Canyon, tree stand W-07 1220 Comment
  CLARK-A1528-4675  Glyceria elata John C. Roos 1941-8-2 85 Riverside San Jacinto Mountains Comment
  RSA627456  Glyceria striata Scott D. White 1998-7-31 6954 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  UCR94954  Gnaphalium canescens subsp. beneolens Scott D. White 1996-8-15 4471 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  UCR233084  Gnaphalium canescens subsp. microcephalum T. B. Salvato, Richard Camacho 2011-6-12 5492 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  RSA701364  Gnaphalium luteoalbum Steve Boyd, Aydee Virgen 2004-4-13 10865 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA522097  Gnaphalium microcephalum Steve Boyd, Orlando Mistretta 1989-7-18 3765 Riverside Vail Lake Area, Temecula Creek Canyon 0.5 mi W of dam 421 Comment
  CAS-BOT-BC307397  Gnaphalium palustre F. W. Peirson 1930-5-10 8769 Riverside Hemet Plateau, near March Field road from Riverside to Perris 457 Comment
  RSA234064  Gnaphalium palustre R. F. Thorne, E. W. Lathrop 1969-5-19 37970 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado. 625 Comment
  UCR266605  Gnaphalium palustre Mitch Provance 2011-6-6 17004 Riverside Edgemont area of Moreno Valley, from the northbound I-215 onramp at Allesandro Blvd., east to Old 215 Frontage Rd. 466 Comment
  UCR34923  Gnaphalium stramineum L. B. Ziegler 1968-7-17 331 Riverside San Jacinto Mtns, Hemet Valley. On shore of Lake Hemet, c. 50 ft. from waters edge 1357 Comment
  POM118627  Guillenia lasiophylla Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM184157  Gutierrezia californica M. French Gilman 1932-11-30 1 Riverside Whitewater Point. Comment
  UCR93820  Gutierrezia californica P. J. MacKay 1996-6-15 004 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  LA203631  Gutierrezia sarothrae W. Pequegnat; 1937-9-6 sn Riverside Santa Ana Mountains, Ortega Rd Comment
  RSA304952  Gutierrezia sarothrae E. R. Hobbs 1978-7-17 78 -118 Riverside Creek banks, Avery Canyon, betw Santa Rosa Hills and Polly Butte, N side of Gibbel road, S of Hemet Comment
  UCR182163  Gutierrezia sarothrae Mitch Provance 2003-4-5 6612 Riverside San Bernardino Valley, Jurupa Mountains, Glen Avon, slopes above the northern extreme of Campbell St 274 Comment
  SEINET3242793 Image available Harpagonella palmeri Steve Boyd 1986-1 1644 Riverside Temescal Canyon: Along DePalma Road between Indian Truck Trail and Horsethief Canyon. Comment
  UCR217521  Harpagonella palmeri Rose Cook, Ana Hernandez 2010-4-15 03 Riverside Perris-Aguanga Basin, South of west end of Lake Matthews. 268m south of Cajalco Road, 460 m southeast of Cajalco Road/ La Sierra Avenue intersection 426 Comment
  UCR90410  Harpagonella palmeri D. L. Banks, Steve Boyd 1995-5-9 0316 Riverside NW Palomar Mtns., N of the Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 732 Comment
  CLARK-A1528-1938  Helenium puberulum John C. Roos 1937-7-11 2417 Riverside Reche Canyon Comment
  UCR119414  Helenium puberulum Mitch Provance 1998-6-20 705 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  RSA0065453  Helianthemum scoparium var. aldersonii M. P. Harthill 1976-5-6 s.n. Riverside Rancho Calif. [Rancho California] 609 Comment
  RSA78793  Helianthemum scoparium var. vulgare P. C. Everett, E. K. Balls, L. W. Lenz, George B. Everett 1952-7-1 17269 Riverside 7.1 mi. s.e. from Banning along hwuy to Idyllwild, San Jacinto Mts. Comment
  CAS-BOT-BC305798  Helianthus petiolaris Katherine Esau 1935-6-15 s.n. Riverside Hemet Valley Comment
  JEPS35469  Helianthus petiolaris subsp. canescens Clary 1932-4-15 813 Riverside open desert w Indio Comment
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Dec 6 2011
  CLARK-A1528-246  Helianthus tuberosus Oscar F. Clarke 1969-9-28 Riverside Riverside Comment
  POM360099  Helianthus tuberosus Nellie V. Haynie 1929-6-22 1527 Riverside Railroad track. Comment
  UC218032  Heliotropium curassavicum P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4880 Riverside vicinity of Corn Springs; Colorado Desert, Chuckwalla Mts. 457 Comment
  CAS-BOT-BC540729  Heliotropium curassavicum var. oculatum Sarah J. De Groot; Amy Rouillard 2015-9-15 7558 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA486461  Heliotropium curassavicum var. oculatum Richard Noyes, L. Arnseth 1988-10-30 755 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  RSA674623  Hemizonia fasciculata Scott D. White 2000-5-30 7972 Riverside Corona Foothills: ca. 1 mi SE of the I-15/El Centro Rd jtn. Adv to new housing construction. 335 Comment
  RSA781959  Hemizonia fasciculata A. C. Sanders 1997-5-1 20625 Riverside Along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR260553  Hemizonia fasciculata T. B. Salvato, Matt Malle 2014-5-29 8017 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
  RSA711222  Hemizonia kelloggii A. C. Sanders 2004-4-9 27469 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side. 473 Comment
  RSA792714  Hemizonia kelloggii A. C. Sanders, John F. Green 2012-6-1 40231 Riverside Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCR22159  Hemizonia kelloggii Steve Boyd 1980-5-11 256 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  POM97112  Hemizonia kelloggii P. A. Munz 1925-5-20 9849 Riverside Aguanga Valley. Comment
  RSA92593  Hemizonia kelloggii J. C. Roos 1952-5-26 5713 Riverside Hass' Ranch. Reche Canyon. 457 Comment
  UCR196772  Hemizonia mohavensis Marsia Narog, Mark Parlow 2008-8-13 s.n. Riverside Peninsular Range; San Jacinto Mtns., Poppet Flats, NW of Poppet Flats Road, west of intersection of Ellis Dr. and Fox Dr. 1087 Comment
  UCR263470  Hemizonia mohavensis A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35585 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, above mapped spring 1524 Comment
  UCR82774  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15783 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  POM4998  Hemizonia paniculata Charlotte M. Wilder 1905-7-25 127 Riverside Jurupa Hills near Riverside Comment
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Aug 3 2007
  RSA737436  Hemizonia paniculata Justin M. Wood 2008-8-31 120 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  UCR112808  Hemizonia paniculata A. C. Sanders 1997-5-1 20627 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR231766  Hemizonia paniculata John F. Green 2008-4-23 09- 04 Riverside Peninsular Range; SE Gavilan Hills, powerline route in hills SE of Perris, east of Hwy 74 and north and NE of Eugene St., both sides of Theda St. 503 Comment
  UCR260554  Hemizonia paniculata T. B. Salvato, Matt Malle 2014-5-29 8016 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
  RSA550339  Hesperocallis undulata Walter Wisura, John Dolan, Michael Wall 1992-3-25 4649 Riverside Lowdesert: 0.5 mile S of I-10 along Wileys Well Road. Comment
  UCD138403  Hesperocallis undulata Lionel A. Stange 1956-3-31 s.n. Riverside 2 miles east of Mecca on State Highway 195. Comment
  SEINET10873418  Heterocodon rariflorum Wilder WILDER s.n. Riverside SAN JACINTO MTS. STRAWBERRY VALLEY Comment
  UCR183025  Heteromeles arbutifolia Mitch Provance 2003-4-17 4633 Riverside San Bernardino Valley, Riverside, W base of Box Springs Mts., Big Springs Arroyo, N. side of Big Springs Rd., west of the railroad tracks 360 Comment
  UC1979599  Heterotheca grandiflora D. L. Banks, Steve Boyd 1995-10-17 0770 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. Comment
  RSA89964  Heterotheca horrida subsp. cinerascens J. C. Roos, L. Roos 1950-10-21 5011 Riverside Wonderland of Rocks [Joshua Tree National Park]; Little San Bernardino Mts. 1220 Comment
  SEINET2052190 Image available Heterotheca sessiliflora A. C. Sanders, S. White and C. L. Sanders 1994-10-9 15804 Riverside San Bernardino Mountains, Whitewater Canyon, 2 mi. below trout farm, above Bonnie Bell. 548 Comment
  CAS-BOT-BC206630  Heuchera hirsutissima Carl B. Wolf 1932-8-5 3977 Riverside Summit of San Jacinto Peak, San Jacinto Mountains 3293 Comment
  UCSB26903  Heuchera hirsutissima Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mountains 2377 Comment
  RSA775270  Hibiscus denudatus Duncan S. Bell 2011-4-8 2201 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  SBBG55857  Hibiscus denudatus C. Davidson, J. Jones 1980-4-4 9961 Riverside W end of the Orocopia Mtns in a small cyn and wash almost S of Oro Peak 518 Comment
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Sep 17 2011
  CAS-BOT-BC318751  Hieracium horridum H. M. Hall 1901-7-1 2560 Riverside Fuller's Mills Mountains, San Jacinito Mountains 2072 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
  LA45786  Hoffmannseggia microphylla E. M. Hyde; 1935-3-17 sn Riverside Palms to Pines Highway 182 Comment
  RSA192094  Holocarpha virgata subsp. elongata E. W. Lathrop 1965-9-22 6025 Riverside 8 miles W of Murrieta Comment
  SEINET10598964  Hordeum californicum Philip A. Munz 1937-3-27 Munz 14936 Riverside Damp flat, overflow from Lake Elsinore, Elsinore. 305 Comment
  RSA618000  Hordeum depressum R. E. Riefner 1998-6-19 98 -362 Riverside Elsinore Trough between Willard and Murrieta Creek Comment
  SBBG103942  Hordeum depressum A. C. Sanders 1993-5-12 14016 Riverside Hemet, W side of Warren Rd, 0.5 mi S of Florida Ave (St Hwy 74) Comment
  UCR266497  Hordeum depressum Mitch Provance, Matt Amalong 2015-4-6 415- 13 Riverside Temecula/Murrieta Region, About 1 mile SW of Winchester, along Leon Rd. in the vicinity of Norma Way and Busby Rd. 452 Comment
  SBBG87467  Hordeum murinum subsp. leporinum A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6035 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 1350 Comment
  RSA6010  Horkelia clevelandii Carl B. Wolf 1932-8-4 3927 Riverside Strawberry Valley, 1.5 miles froStrawberry Valley.m Idyllwild on road to Banning 1707 Comment
  RSA782990  Hulsea vestita J. D. Olmsted 1959-7-7 746 Riverside Tahquitz Valley 4 miles ENE of Idyllwild 915 Comment
  RSA769765  Hulsea vestita subsp. callicarpha Duncan S. Bell, Valentin Arvizu 2010-5-10 987 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  UC32857  Hulsea vestita subsp. callicarpha H. M. Hall 1901-8-8 2682 Riverside vicinity of Chalk Hill 1645 Comment
  POM147594  Hymenoclea salsola Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well, Colorado Desert Comment
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Oct 9 2010
  POM41959  Hymenoclea salsola Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sea near Oasis. Comment
  UCR85286  Hymenoclea salsola Bern Schwenn 1994-3-21 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Park and vicinity, Little San Bernardino Mtns, along radio tower road in first canyon west of mouth of Pushawalla Canyon, east of Upper Thousand Palms Canyon 610 Comment
  RSA429838  Hymenolobus procumbens E. C. Jaeger 1922-4-16 713 Riverside Covington Ranch, Morongo Valley 610 Comment
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May 29 2011
  SEINET238558  Hymenopappus filifolius var. lugens George K. Helmkamp 1998-6-27 4122 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  JOTR29276  Hymenoxys cooperi La Doux, Tasha 2005-8-17 1546 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland Wash; north of Wall Street Mill parking area 1316 Comment
  RSA458206  Hypericum androsaemum L. C. Wheeler 1931-10-4 210 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  RSA343866  Hypochaeris glabra R. F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60658 Riverside Santa Rosa Plateau: at edge of Cleveland National forest 610 Comment
  UCR241191  Hypochaeris glabra T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 371 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  CAS-BOT-BC219753  Hyptis emoryi E. A. McGregor 1917-3-18 730 Riverside 5 miles up Painted Canon [Canyon] Comment
  UCR104802  Hyptis emoryi George K. Helmkamp 1998-2-5 2649 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Palm Springs, 1.1 mi. west of Calif. Hwy 111 on Tramway Rd. 335 Comment
  UCR281015  Hyptis emoryi Fred M. Roberts 2016-3-5 7991 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  SEINET10498864  Hyptis emoryi David B. Dunn 1948-6-17 Dunn 3815 Riverside Ravine below quad 4 dry coudit. At camp in pushawalla canyon under palms Comment
  CAS-BOT-BC274061  Imperata brevifolia H. E. Hasse 1913-11-22 s.n. Riverside Cienega in Chino Canon [Canyon], San Jacinto Mts Comment
  UCR260540  Isocoma menziesii var. vernonioides T. B. Salvato 2014-5-29 8051 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  CHSC95391  Isomeris arborea C. Spurrier; Way, M. J. 2001-6-13 3 Riverside Riverside County. Big Morongo Canyon Preserve, 3.2 km north of Water Company Entrance on Kickapoo Trail. 515 Comment
  UC11135  Isomeris arborea H. M. Hall May 1899 1186 Riverside Aguanga Smith's Mt. (n slope of Smith's Mt) Comment
  CHSC35206  Isomeris arborea var. arborea James Henrickson 1973-3-18 8610 b Riverside Ca. 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger, at N end of Coyote Canyon Road, on the first steep grade down to canyon. 792 Comment
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Apr 6 2013
  UC12497 Image available Ivesia saxosa H. M. Hall 1901-8-2 2605 Riverside below Round Valley (Chino Creek); San Jacinto Mountains; Chino Creek, below Round Valley, San Jacinto Mts. 2438 Comment
  RSA0097765  Juglans californica Marc A. Baker, Michelle Cloud-Hughes 2015-7-7 18400 Riverside San Gorgonio River, 2 km south of Cabazon, 2.6 km NNW of Hurley Flat, 26 km WNW of central Palm Springs. 510 Comment
  CAS-BOT-BC240300  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37142 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside, eastern side of UCR Campus in canyon below botanical garden 335 Comment
  RSA500566  Juncus bufonius var. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3603 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UCR201446  Juncus effusus var. exiguus Scott D. White, Justin M. Wood 2008-7-10 12451 Riverside San Jacinto Mountains, Fobes Spring 1500 Comment
  UC1931127  Juncus macrophyllus Scott D. White, Justin Wood 2008-6-18 12248 Riverside San Jacinto mountains; Meadow N/ W of Keen Camp Summit, S/W of highway 79. (Idyllwild). Comment
  RSA192146  Juncus mexicanus E. W. Lathrop 1959-4-26 4502 Riverside 14 miles W of Murrieta - Tenaja Plateau. Comment
  RSA741263  Juncus mexicanus Scott D. White, Justin M. Wood 2008-7-10 12456 Riverside Fobes Spring 1500 Comment
  RSA500194  Juncus rugulosus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3550 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA770887  Juncus rugulosus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4590 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR195098  Juncus rugulosus A. C. Sanders, Tim Thomas 2008-8-1 35950 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek near Mountain Center, SE of Keenwild Fire Station 1402 Comment
  POM158452  Juncus tiehmii Phillip A. Munz 1927-5-21 10862 Riverside 2 miles S.E. of Ansa [Anza] 1372 Comment
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Jan 6 2015
  RSA500193  Juncus xiphioides Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3551 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  CAS-BOT-BC85412  Juniperus californica C. L. Hitchcock 1940-4-3 5933 Riverside 1 1/2 mi. northeast of Cottonwood Spring along 29 Palms Road, Joshua Tree Nat. Monument. Comment
  POM296051  Justicia californica L. S. Rose 1946-12-24 46304 Riverside Desert water-course, Tahquitz Canyon Wash. Palm Springs. 139 Comment
  RSA0104413  Justicia californica Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7740 Riverside Santa Rosa Mountains; upper north fork of Bear Creek, about 5.75 air miles north of the summit of Martinez Mountain. 357 Comment
  RSA171105  Justicia californica R. F. Thorne, Robert Rutherford 1964-4-12 33657 Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
  RSA82009  Justicia californica F. W. Peirson 1916-04 1172 Riverside abundant about mouth of Tahquitz Canyon, Palm Springs. Comment
  SEINET2163468 Image available Justicia californica A. J. Breitung 1953-6-12 15529 Riverside Palm Springs Comment
  UCSB7508  Justicia californica Haller, Norman 1953-5-24 Riverside 3 1/2 miles So. of Palm Springs, Indio Rd. on Hwy. 74, Riverside Co., California 152 Comment
  RSA780234  Kallstroemia californica Stephanie Rockwood, Christi Gabriel 2011-10-13 116 Riverside West side of the West Riverside Mountains. Highway 62 to Rice Valley Road. Rice Valley. 256 Comment
  UCR245069  Kallstroemia californica A. C. Sanders, T. B. Salvato 2012-10-12 40409 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction 124 Comment
  UCD123748  Keckiella antirrhinoides A. C. Sanders; T. B. Salvato 2001-5-3 24083 Riverside Perris-Aguanga Basin region: Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley. 494 Comment
  LA209287  Keckiella antirrhinoides var. antirrhinoides Anna Lang; 1971-4-19 sn Riverside San Timoteo Badlands; slope near roadcut along Redlands Blvd 640 Comment
  RSA594038  Keckiella antirrhinoides var. antirrhinoides D. L. Banks, Elizabeth Hedge Banks 1996-5-2 931 -A Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  RSA293263  Keckiella ternata subsp. ternata D. C. Michener 1980-7-17 3708 Riverside Unnamed fire road from Vista Grande guard station to northeast. Disturbed sited and rock outcrops along road. 1250 Comment
  UCD107116  Krameria bicolor Nancy Ryan Zabriskie 1968-4-12 133 Riverside Near entrance to Andreas Canyon Clubhouse, Andreas Canyon. Comment
  UCSB57986  Krameria bicolor Wolf, Carl 1932-4-29 Riverside Eastern Colorado Desert, W. edge of Maria Mts., 17 mi. from blythe on rice road 50 Comment
  SFV17345  Krameria erecta J. D. Dilley, J. N. Hogue (109.7) 1998-4-24 280 Riverside Colorado Desert Chuckwalla Mountains. Corn Springs Wash, 0.5 miles east of Aztec Well. 579 Comment
  UC192438  Krameria grayi S. B. and W. F. Parish Mar 1882 84 Riverside borders of the Colorado Desert Comment
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Oct 5 2016
  UC667359  Krameria grayi Annie M. Alexander and Louise Kellogg 1941-5-14 2166 Riverside near Shaver Summit; near Shaver Summit 502 Comment
  UCR200303  Krameria grayi Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11228 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  RSA543124  Lamarckia aurea Steve Boyd 1991-3-17 5474 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  SD227700  Lamarckia aurea A. C. Sanders 1994-5-15 14489 Riverside Mount Rubidoux, ar rodky granitic hill on the NW side of Riverside on the east bank of the Santa Ana River. 399 Comment
  UCR100038  Lamarckia aurea Scott D. White 1994-4-23 2047 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  CHSC104026  Larrea tridentata Steve Boyd; T. Morgan, A. Virgen, S. DeGroot, V. Arvizu,T. Thibault 2004-5-14 11236 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains regions: 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
  JOTR28941  Larrea tridentata La Doux, Tasha 2005-3-30 1177 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  POM278369  Larrea tridentata Lyman D. Benson 1933-3-31 s.n. Riverside US 66 [US 60], Palm Springs. Mt. Range San Jacinto. 305 Comment
  RSA390012  Larrea tridentata Robert L. Dressler 1949-3-19 428 Riverside Coxcomb Mountains, 23 miles NE of Desert Center. Comment
  RSA390018  Larrea tridentata N. C. Cooper 1948-5-13 2839 Riverside Devil's Garden. Comment
  UC64184  Larrea tridentata H. M. Hall Jun 1901 2116 Riverside e base San Jacinto Mts. (along western borders of the Colorado Desert); Colorado Desert, San Jacinto Mts. Comment
  UCR100085  Larrea tridentata R. G. Swinney 1967-2-4 158 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 335 Comment
  RSA359852  Lastarriaea coriacea Steve Boyd 1986-4-2 1634 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  SEINET6894861  Lastarriaea coriacea Wanda P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  CAS-BOT-BC338914  Lasthenia californica A. C. Sanders; K. C. Rose 1998-5-21 21863 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
  CAS-BOT-BC338929  Lasthenia californica L. R. Abrams 1926-3-25 11350 Riverside Between Banning and Cabazon Comment
  RSA614294  Lasthenia coronaria D. L. Banks, V. W. Steinmann 1997-3-13 1514 Riverside NW Palomar Mountains, Agua Tibia Mountains: Vail Lake area, north and just south 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
  UC63215  Lasthenia coronaria H. M. Hall 1903-4-1 3833 Riverside vicinity of Riverside 365 Comment
  UCR121786  Lasthenia gracilis A. C. Sanders, Carolyn Washburn 2001-4-17 24045 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  RSA406616  Lathyrus vestitus subsp. alefeldii Anstruther Davidson 1897-03 408 Riverside Winchester Comment
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Mar 20 2011
  SD129329  Lathyrus vestitus var. alefeldii Steve Meyers 1990-3-21 Riverside Santa Rosa Plateau Area; along Gatos Road 0.5 miles south of Buena Vista Road (2 miles west of sandia Canyon & 0.1 mile north of San Diego county line) 366 Comment
  SDSU4457  Lathyrus vestitus var. alefeldii H. Wedberg 1962-4-20 904 Riverside 13.4 miles from Hwy 79 in Hemet, and 5.5 miles from Cranston ranger Station on road to Idyllwild. Climbing over shrubs in caparral. Comment
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Oct 13 2011
  JEPS64869  Lathyrus vestitus var. vestitus W. L. Jepson 1939-4-19 19212 Riverside 3 mi s Aguanga; Dripping Spring 731 Comment
  UCR89878  Lathyrus vestitus var. vestitus Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3339 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  CAS-BOT-BC320796  Layia glandulosa Cecil Hart 1922-5-21 16 Riverside San Jacinto Mt. Comment
  JEPS39176  Layia platyglossa W. L. Jepson 1939-4-17 19157 Riverside Temecula Temecula 304 Comment
  UCR281278  Layia platyglossa Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 21 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA0001369  Layia ziegleri L. B. Ziegler 1966-6-1 s.n. Riverside Between Mountain Center and Keen Camp summit, San Jacinto Mts. 1448 Comment
  CLARK-A1528-5692  Lepechinia cardiophylla John C. Roos 1960-5-30 Riverside Santa Ana Mountains 1066 Comment
  SD8295  Lepidium dictyotum Daniel Cleveland 1882-5-3 845 Riverside Temecula Comment
  UCR114957  Lepidium dictyotum var. acutidens Fred M. Roberts 1992-4-25 4874 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  UCR182527  Lepidium dictyotum var. acutidens Mitch Provance 2005-5-17 6572 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  JOTR34340  Lepidium fremontii var. fremontii Andre, Jim 2012-4-11 20682 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  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
  RSA736256  Lepidium lasiocarpum Scott D. White, Justin Wood 2008-4-3 11791 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  UCR251914  Lepidium lasiocarpum subsp. lasiocarpum Jim Andre 2013-3-27 24836 Riverside NE Colorado Desert, Riverside Mountains, Agnes Wilson Rd. west of crossing of Colorado River, 0.8 mi east of Hwy 95, 12.4 mi south of Vidal Junction 115 Comment
  JOTR00876  Lepidium lasiocarpum var. lasiocarpum Sipe, Frank 1958-3-7 236 Riverside Joshua Tree National Park. NEAR CHOLLA PATCH Comment
  RSA496359  Lepidium nitidum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3033 Riverside Vail Lake area, 0.5 mi WNW of dam, clay soil deposits on dissected bench, S flank Oak Mountain. 488 Comment
  SBBG101735  Lepidium nitidum S. Boyd with D. Bramlet 1991-5-13 6240 Riverside Winchester Valley between Winchester and Hemet, along upper Salt Crk drainage, N of Santa Fe Railroad tracks, W of San Diego Aqueduct; T5S, R2W, S1/2, NW1/4 of S24 Comment
  HSC6860  Lepidium virginicum var. menziesii C. L. Hitchcock 1966-3-15 24163 Riverside 3 mi. E of Glen Ivy Hot Springs Comment
  RSA429667  Lepidium virginicum var. pubescens N. C. Cooper 1944-6-16 1390 Riverside San Jacinto Mountains, west side. 1372 Comment
  UCR201452  Lepidium virginicum var. pubescens Scott D. White, Justin M. Wood 2008-6-16 12137 Riverside San Jacinto Mountains, meadow at Quinn Flat 1378 Comment
  JEPS85756  Lepidium virginicum var. robinsonii Roy E. Buck and A. C. Sanders 1989-3-30 1133 Riverside 2.1 air km ese Sugarloaf Mtn. summit (e of Riverside, Two Trees Canyon, w-facing slope just above confluence of main canyon and side canyon entering from the n); Box Springs Mtns., Two Trees Canyon 426 Comment
  RSA543138  Lepidium virginicum var. robinsonii Steve Boyd 1991-3-17 5507 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCR241104  Lepidium virginicum var. robinsonii A. C. Sanders, Timothy W. Chumley 2013-4-2 40741 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCR97684  Lepidium virginicum var. robinsonii A. C. Sanders, G. Helmkamp 1997-3-15 19924 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 549 Comment
  CAS-BOT-BC329448  Lepidospartum squamatum W. R. Dudley 1903-12-28 s.n. Riverside Desert Palm Springs Station Comment
  RSA346266  Lepidospartum squamatum R. F. Thorne 1980-4-16 54041 Riverside San Bernardino Mts: White Water River, S of bridge, just W of Whitewater 396 Comment
  UCR19539  Lepidospartum squamatum John C. Roos 1965-10-12 s.n. Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Comment
  CDA32436  Leptochloa uninervia G. D. Barbe 1973-10-19 1733 b Riverside Cotton field, southeast corner of Van Buren and Road 62, west of Thermal 0 Comment
  UCR104907  Leptochloa uninervia A. C. Sanders 1997-3-19 20041 Riverside Lake Skinner area, Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn 445 Comment
  UCR127105  Leptodactylon californicum Mitch Provance 1998-6-1 570 Riverside Jurupa Mountains, SW Pyrite Canyon, c. 0.4 miles SSE of peak 1768 442 Comment
  UCR23126  Leptodactylon jaegeri J. C. Lyman 1981-5-22 s.n. Riverside San Jacinto Mtns., on limestone rocky outcrop beyond Caramba camp, off the old trail 2439 Comment
  RSA0074209  Leptosiphon floribundus Thekla Mohr 1920-5-1 s.n. Riverside [Glen] Ivy Canyon, Temescal. Comment
  UCSB26904  Leptosiphon floribundus subsp. glaber Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs, Santa Rosa Mountains 2377 Comment
  RSA543861  Leptosiphon liniflorus Steve Boyd, D. E. Bramlet 1991-5-31 6253 Riverside Domenigoni Hills, N side of Domenigoni -Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Rd. 549 Comment
  RSA525334  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, A. C. Sanders, Mark Skinner 1990-4-28 4464 Riverside Vail Lake area, Hwy R3 (Sage rd) at junction with Debby Road. just S of Sage. Comment
  SD232190  Lessingia glandulifera Scott D. White 2003-10-9 9822 Riverside San Jacinto Mountains: Pine Cove area. Dutch Flat. Reportedly once site of a golf course, now abandoned. 1753 Comment
  POM122893  Lessingia glandulifera var. glandulifera Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
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Sep 16 2011
  UCR103173  Lessingia glandulifera var. glandulifera Scott D. White, J. Greene, S. Douthit 1996-10-13 4624 Riverside San Jacinto Valley, Eastern foothills of valley (= 'Santa Rosa Hills'), south of Hemet 610 Comment
  CAS-BOT-BC283712  Leymus condensatus E. W. Lathrop 1966-5-25 6338 Riverside 5 miles NW of Murrieta Comment
  UC38245  Leymus triticoides H. M. Hall June, 1901 2177 B Riverside Thomas Valley San Jacinto Mountains 1371 Comment
  UC1531115  Limnanthes gracilis subsp. parishii Kay L. Tomlinson, Deborah L. Kama, and Robert F. Thorne 1985-3-27 892 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  RSA468573  Linanthus androsaceus subsp. luteolus N. C. Cooper 1944-6-17 1394 Riverside San Jacinto Mountains above Banning. 915 Comment
  RSA468574  Linanthus androsaceus subsp. luteolus N. C. Cooper 1945-5-24 1631 Riverside Big Oaks Canyon, Banning. 1219 Comment
  RSA764570  Linanthus bigelovii Michael Wall 2010-6-7 569 Riverside Bautista Creek off Bautista Canyon Rd., ca. 6.6 miles SE of jct. with Fairview Ave. 760 Comment
  POM158446  Linanthus dianthiflorus subsp. farinosus P. A. Munz 1927-5-21 10858 Riverside San Carlos Pass, east of Ansa. 1372 Comment
  RSA777825  Linanthus jonesii J. Andre, G. L. Clifton 2011-2-22 17457 Riverside Mecca Hills; along Box Canyon Road, 10.3 miles NE of town of Mecca. 219 Comment
  UC172674  Linanthus lemmonii Katharine Brandegee 1882-4-24 Riverside Copeland's - San Jacinto Comment
  UC219190  Linanthus lemmonii P. A. Munz 1922-4-29 5033 Riverside Temescal Canyon Comment
  UC219269  Linanthus lemmonii P. A. Munz and I. M. Johnston 1922-3-20 5477 Riverside Kenworthy San Jacinto Mts. 1463 Comment
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Mar 25 2011
  UC23671  Linanthus lemmonii Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  UCR35062  Linanthus lemmonii L. B. Ziegler 1967-6-21 164 Riverside San Jacinto Mtns, Hemet [= Garner] Valley 1402 Comment
  SD232289  Linanthus liniflorus Scott D. White, Michael Honer 2003-5-27 9406 Riverside Gavilan Hills/Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. 395 Comment
  JOTR32142  Linanthus maculatus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2298 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy, braided ephemeral wash flowing northeast (Stop 2) Comment
  RSA645179  Linanthus maculatus J. Mark Porter, L. Machen 1995-4-14 10693 Riverside Floodplains of Morongo Wash, east of Highway 63, and south of the intersection of Indian Avenue and Hwy 62. 500 Comment
  UC52468  Linanthus parviflorus H. M. Hall 1898-4-14 Riverside Elsinore Mts. Comment
  CLARK-A1528-4218  Linaria canadensis var. texana John C. Roos 1938-4-4 733 Riverside La Sierra Comment
  UCR113036  Linaria canadensis var. texana Mitch Provance 1998-3-26 279 Riverside Jurupa Mountains, Glen Avon Hts., Boulder Hill Park, 0.7 km west of Pyrite St. on north side of Granite Hill Dr. 305 Comment
  JEPS45740  Linum lewisii Carl V. Meyer 1927-6-1 155 Riverside San Jacinto Mountain, Saunder's Meadow Saunder's Meadow; San Jacinto Mountain, Saunder's Meadow Comment
  POM127859  Linum lewisii P. A. Munz 1922-6-27 5848 Riverside Santa Rosa Mountains, Santa Rosa. 1982 Comment
  RSA645548  Linum usitatissimum S. J. Myers 1996-1-16 s.n. Riverside Perris Basin: 2 mi. NE of Perris, flood control channel between Perris Blvd. and Murrieta St., parallel to Nuevo Rd. ca. 1/4 mi. north., [UTM 10 km: MH-7 & 8E, 4N. March AFB & Bernasconi Hills] 442 Comment
  RSA93778  Lobelia cardinalis subsp. graminea F. W. Peirson 1922-12-27 8649 Riverside About 1 miles up in Andreas Canyon, Palm Springs region. Comment
  CAS-BOT-BC60178  Lobularia maritima Steve Boyd 1991-5-20 6280 Riverside Santa Ana Mountains. Temescal Canyon, northwest of Lake Elsinore. Mouth of Rice Canyon. 487 Comment
  RSA688852  Loeflingia squarrosa Scott D. White, Michael Honer 2003-5-13 9256 Riverside Whitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  JOTR35499  Loeseliastrum matthewsii La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3187 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Smithwater Canyon, below steep rock wall at bend in canyon (Biodiversity Hunt stop3) 1241 Comment
  UCSB5123  Loeseliastrum matthewsii Haller, John 1958-3-22 Riverside Highway 60- 70; 11 miles W of Desert Center; 12.8 miles E of Box Canyon Rd. junction, (Calif. 195) Comment
  RSA172223  Loeseliastrum schottii R. F. Thorne 1963-3-29 32387 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
  RSA639631  Loeseliastrum schottii R. F. Thorne 1973-3-30 42679 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA77059  Loeseliastrum schottii F. W. Peirson 1914-04 953 Riverside Whitewater at head of Coachella Valley. Comment
  RSA78694  Loeseliastrum schottii P. A. Munz 1952-4-15 17350 Riverside Pleasant Valley, Joshua Tree National Monument 1159 Comment
  RSA0121170  Logfia arizonica Duncan S. Bell, LeRoy Gross 2016-3-30 9180 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
  RSA691965  Logfia filaginoides Scott D. White 2001-4-18 8359 B Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  UCR12587  Lolium perenne Robert Ferrone 1972-5-20 s.n. Riverside Riverside: along banks of Santa Ana River below Union Pacific Bridge near Jurupa Ave. 152 Comment
  UCR80526  Lomatium dasycarpum Scott D. White 1992-4-19 92- 129 Riverside San Jacinto Mountains, Garner Valley near Kenworthy Station Comment
  SBBG94825  Lomatium utriculatum W. Weltkamp 1990-4-12 Riverside Santa Rosa Plateau, NW corner of Mesa de Burro 762 Comment
  UCR768  Lomatium utriculatum Robert A. Hawthorne 1957-3-27 s.n. Riverside San Bernardino Valley Region, Riverside, Citrus Experiment Station [now UCR], dry wash behind horse barn 275 Comment
  SBBG95112  Lonicera interrupta S. D. White 1990-7-10 Riverside E Millard Cyn, on the rd to Kitching Peak Trail 1127 Comment
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Sep 8 2014
  UCR133456  Lonicera interrupta Tracy Tennant, J. S. Ross 1998-7-30 MOR- 675 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Hathaway Canyon, slope above and west of polygon H3. 976 Comment
  UCR193966  Lonicera subspicata A. C. Sanders 2008-7-25 35920 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills Comment
  RSA100199  Lonicera subspicata var. denudata F. W. Peirson 1920-6-22 217 Riverside Dripping Springs, Temecula River 457 Comment
  SDSU13581  Lonicera subspicata var. denudata W. Miller with C. Mosse 1972-7-20 Riverside Comment
  RSA607344  Lotus R. S. Woglum 1939-4-11 2219 Riverside Sonoran Desert: Near Rice, Coxcomb Tunnel. Comment
  UC917860  Lotus argophyllus var. argophyllus Frank W. Gould 1944-4-5 2225 Riverside 17 mi e Temecula Comment
  UCR12567  Lotus corniculatus Bill Schultz 1972-5-22 720522- 27 Riverside Peninsular Range, 100 yards north of horse corrals at Rancho California, 25 yards east of Highway 395 305 Comment
  UCR263726  Lotus crassifolius Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4982 Riverside San Jacinto Mountains, Strawberry Creek below Strawberry Valley, c. 2.25 air mi southwest of Idyllwild 1540 Comment
  UCSC000380  Lotus crassifolius I. J. Condit 2010-6-22 s.n. Riverside along stream San Jacinto Mts. 2591 Comment
  SEINET957355  Lotus eriosolen Walter Graves 2001-1 10801 -3 Riverside Riverside: grown at U. C. R. in agricultural Operations Fields/ 305 Comment
  JEPS55436  Lotus grandiflorus var. grandiflorus W. L. Jepson 1903-8-8 2293 Riverside Strawberry Valley San Jacinto Mt. 1828 Comment
  RSA678443  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  RSA0123703  Lotus haydonii Duncan S. Bell, Thomas Stoughton 2016-4-12 9237 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.75 air miles northwest of Rabbit Peak. 698 Comment
  UCR35035  Lotus heermannii L. B. Ziegler 1967-8-2 199 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  UCR48479  Lotus humistratus Steve Boyd 1986-4-2 1586 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA450525  Lotus salsuginosus var. brevivexillus B. A. Prigge 1988-2-21 7845 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  CSUSB1257  Lotus scoparius Scott Fowler 1964-4-4 640404 43 Riverside Found on east side of hill directly behind the C.E.S. building on the UCR (University of California Riverside) campus in Riverside. 396 Comment
  CLARK-A1528-2809  Lotus strigosus John C. Roos 1937-3-24 1339 Riverside Pigeon Pass Comment
  RSA614704  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1997-3-5 1325 Riverside 2.8 mi SE of Gilman Hot Springs. 518 Comment
  UCR158517  Lotus strigosus A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30027 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
  UCR171907  Lotus strigosus John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  POM7040  Lotus strigosus var. strigosus P. A. Munz, L. T. Street, G. Williams 1919-3-28 2379 Riverside San Gorgonio Pass, near Cabazon 543 Comment
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Mar 13 2011
  RSA674624  Lotus strigosus var. strigosus Scott D. White 2000-5-30 7971 Riverside Corona Foothills: ca. 1 mi SE of the I-15/El Centro Rd jtn. Adv to new housing construction. Alluvial terraces with steep, incised channels. 335 Comment
  RSA234063  Lotus unifoliolatus R. F. Thorne, E. Lathrop 1969-5-19 37965 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  RSA498730  Lotus wrangelianus Mark Morris, Richard C. Barkelew 1929-3-3 13717 Riverside Perris, Riverside Comment
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Nov 9 2011
  UCR91058  Lotus wrangelianus G. R. Ballmer 1996-4-10 s.n. Riverside Skunk Hollow, 6 mi. east of Murrieta, on W side of Pouroy Road 457 Comment
  CLARK-A1656-890  Lupinus arizonicus Lois Ann Scott 1977-12-23 Riverside Thousand Palms Oasis 137 Comment
  RSA414833  Lupinus arizonicus E. C. Jaeger 1922-4-4 715 Riverside Chuckwalla Well 244 Comment
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May 29 2011
  RSA414834  Lupinus arizonicus H. de Forest 1937-3-15 s.n. Riverside West of Desert center Comment
  SBBG55855  Lupinus arizonicus R. Gustafson 1978-3-21 843 Riverside Joshua Tree Nat Monument, ca. 3 mi from the jct of the rd leading through the park and Hwy 70 640 Comment
  SD187405  Lupinus arizonicus Naomi Fraga, Lisa Rojas 2005-2-10 1371 Riverside Colorado Desert: Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177 365 Comment
  UC1563076  Lupinus arizonicus Steve Boyd, Orlando Mistretta 1986-3-13 1463 Riverside ne Desert Center (West side Palen Mts.); West Side Palen Mts., ne of Desert Center Comment
  UC865464  Lupinus arizonicus Ira L. Wiggins 1937-3-9 8753 Riverside wash 5 mi w Shaver's Well; w of Shaver's Well Comment
  UCD105755  Lupinus arizonicus Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  UCR249517  Lupinus arizonicus T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7284 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  RSA591821  Lupinus bicolor E. W. Lathrop 1966-3-23 6094 Riverside 4 miles west of Corona between Tin Mine Canyon & Santiago Peak, Skyline Drive. 610 Comment
  RSA770421  Lupinus bicolor Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4877 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  VVC217  Lupinus bicolor A. C. Sanders, P. MacKay, T. Thomas, O. Clarke 1997-5-4 20687 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  UCR108489  Lupinus concinnus A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16226 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR122525  Lupinus concinnus George K. Helmkamp, E. A. Helmkamp 2001-5-20 6671 Riverside San Jacinto Mountains., Apple Canyon Rd, 1.5 mi NE of CA-74 1463 Comment
  POM159827  Lupinus concinnus subsp. optatus E. C. Jaeger s.n. Riverside Santa Rosa Indian Reservation Comment
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Nov 6 2011
  RSA519404  Lupinus elatus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA507949  Lupinus excubitus var. austromontanus Steve D. Boyd 1988-5-28 2268 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA757745  Lupinus excubitus var. austromontanus LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4349 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
  JOTR33773  Lupinus excubitus var. excubitus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2927 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (stop 2) Comment
  JOTR33774  Lupinus excubitus var. excubitus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2927 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (stop 2) Comment
  RSA180436  Lupinus excubitus var. hallii E. W. Lathrop 1960-6-6 4821 Riverside 14 miles west of Murrieta. Comment
  RSA39402  Lupinus excubitus var. hallii Theodore Payne 1947-4-25 11703 Riverside Albino colony: on Payne Ranch, Bar-0, 1 mile south of Aguanga. 488 Comment
  UCR280971  Lupinus excubitus var. hallii Mitch Provance 2017-4-12 417- 79 Riverside Temescal Valley, South of the I-15, south side of Temescal Canyon Rd., vicinity of small bridge 0.8 mi W of Lake St., 0.3 mi E of Hostettler Rd. 372 Comment
  RSA91205  Lupinus excubitus var. hallii F. W. Peirson 1929-5-4 8339 Riverside 2 miles north of Aguanga, South of Hemet. 549 Comment
  RSA503811  Lupinus formosus N. C. Cooper 1944-5-20 1313 Riverside Palms to Pines Highway [Hwy 74], San Jacinto Mountains. 1280 Comment
  RSA528098  Lupinus hirsutissimus Steve Myers 1991-4-15 91 -20 Riverside City of Banning, W of fields Road, N of Interstate 10 and S o the Morongo Indian Reservation. 671 Comment
  SDSU13340  Lupinus hirsutissimus C. Matt Guilliams 2000-4-29 9 Riverside Santa Margarita Ecological Reserve, 'Insect Trail'. 1.5 miles NE of Gavalin Mtn. 305 Comment
  UCR100087  Lupinus hirsutissimus R. G. Swinney 1967-3-5 56 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  UCR245898  Lupinus hirsutissimus R. F. Thorne 1995-3-29 63009 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  UCR93023  Lupinus hirsutissimus G. P. Schultz 1994-4-7 63 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  RSA519403  Lupinus latifolius Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  UCR174247  Lupinus microcarpus A. C. Sanders, T. B. Salvato 2006-6-2 33071 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  SBBG3695  Lupinus sparsiflorus H. and M. Dearing 1949-4-9 6745 Riverside Joshua Tree Nat Monument Comment
  UC126990  Lupinus sparsiflorus Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  RSA775342  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5018 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 732 Comment
  RSA414274  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-2-23 1524 Riverside North Whitewater. Comment
  RSA496376  Lupinus succulentus Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-19 3051 Riverside Vail Lake area, 0.75 mile NW of dam. 622 Comment
  UC865520  Lupinus truncatus I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-4-15 4631 Riverside Perris-Gavilan Peak 550 Comment
  UCR177702  Lupinus truncatus Michael Wall, Jett, Perez, and Garcia 1994-6-1 60 Riverside Peninsular Ranges; Perris-Aguanga Basin region, S of Hemet, 0.2 mi west of Benji Lane off Hwy R-3 168 Comment
  JOTR37744  Lycium andersonii Hodges, Stephen R., Aliya Ingersoll 2016-2-24 658 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Upper Long Canyon Comment
  UCR8306  Lycium andersonii N. R. Zabriskie 1969-4-27 207 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon near Palm Springs 366 Comment
  SEINET10847720 Image available Lycium andersonii var. deserticola Samuel B. Parish 1896-4-4 Parish 4132 Riverside Palm Springs, (Agua Caliente), desert base of San Jacinto Mt. 152 Comment
  SD134366  Lycium brevipes var. brevipes Craig Reiser 1992-3-19 Riverside South side of UC Riverside campus not far from freeway Comment
  UC667319  Lycium cooperi Annie M. Alexander and Louise Kellogg 1941-5-23 2226 Riverside near Cottonwood Spring; Colorado Desert, Eagle Mountains 883 Comment
  RSA272171  Lycium torreyi John F. Emmel 1975-10-5 538 Riverside 3/4 air mi. NNE of intersection of 4th Ave. and Lovekin Blvd., N. edge of Blythe. Comment
  SD146227  Lythrum hyssopifolia A. C. Sanders 1998-5-21 21871 Riverside Hemet; alkaline flats west of town, along Stetson Ave. west of Warren Road. 456 Comment
  SD233234  Maianthemum stellatum Phil Unitt 2013-6-28 Riverside Santa Rosa Mountains, 0.4 miles northwest of Virgin Spring, in a seep 2202 Comment
  UCR58854  Malacothamnus densiflorus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3546 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  SD8990  Malacothrix californica Daniel Cleveland 1882-4-24 Riverside Temecula Comment
  UCR17638  Malacothrix clevelandii Jeanine Derby, O. F. Clarke 1974-5-3 s.n. Riverside Lakeview Comment
  POM362313  Malacothrix glabrata N. C. Cooper 1949-4-8 3296 Riverside Desert Center. 609 Comment
  POM362314  Malacothrix glabrata N. C. Cooper 1949-3-15 3033 Riverside Palm Springs. 122 Comment
  SD5136  Malacothrix glabrata Ruth B. Randall 1926-2-22 231 Riverside Whitewater Pass Comment
  UCR85143  Malacothrix glabrata A. C. Sanders, G. K. Helmkamp, P. MacKay 1995-3-12 16042 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  RSA220972  Malacothrix saxatilis var. tenuifolia E. W. Lathrop 1966-5-1 62 Riverside 4 mi W of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive 610 Comment
  UC33266  Malacothrix saxatilis var. tenuifolia H. M. Hall June, 1901 2011 Riverside San Jacinto Mountains 609 Comment
  UCR41521  Malacothrix stebbinsii A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6081 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR201839  Malvella leprosa Justin M. Wood 2008-11-5 219 Riverside SW Perris Basin, Murrieta Creek, 2 mi southeast of Murrieta, open field north of Winchester Road and between the creek and Jefferson Avenue 314 Comment
  UCR207305  Malvella leprosa John F. Green 2009-7-13 s.n. Riverside Peninsular Range, Elsinore Trough, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  RSA441210  Marah macrocarpa N. C. Cooper 1947-4-4 2026 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA708060  Marah macrocarpa Scott D. White, Angelia Carey 2004-4-16 10153 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR47233  Marah macrocarpa B. G. Pitzer, L. F. LaPre 1987-3-2 0428 Riverside Peninsular Range, Bundy Canyon, c. 2 miles SE of Lake Elsinore, 0.5 mile north of Bundy Canyon Road off Raciti Rd. 703 Comment
  UCR97675  Marah macrocarpa A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19909 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  RSA498352  Marina parryi Robert M. Perkins, H. de Forest 1937-3-15 378 Riverside Rice to Desert Center. 122 Comment
  RSA799928  Marina parryi Justin M. Wood, D. M. Ray 2011-4-28 3840 Riverside Sonoran Desert: Chuckwalla Valley: 4.2 miles southeast of Kaisers Eagle Mountain Mine, west of Kaiser Road on T-line road where it crosses over small hill. 257 Comment
  SD143254  Marina parryi James C. Dice, Kimberly A. Nicol 1998-3-24 980324 1D Riverside 9.0 miles north of Desert Center, along State Highway 177. 163 Comment
  UCD106738  Marina parryi Steve Boyd; Thomas S. Elias and Erika Winter 1986-2-18 1319 Riverside Mecca Hills, Colorado Desert: Painted canyon N of Hwy 195. Comment
  CAS-BOT-BC71094  Marsilea vestita P. A. Munz; I. M. Johnston 1922-5-5 5154 Riverside Mystic Lake, near Moreno 426 Comment
  SEINET7106389  Matthiola incana N. Duane Atwood 1993-3-28 17719 Riverside Bolsa Chica Ecological Reserve, California Dept. of Fish and Game.; 0 Comment
  RSA759270  Meconella denticulata Robt. Allen 2008-4-13 s.n. Riverside San Juan Canyon watershed. Along Bear Canyon Trail, .08 air mile SSE of the trailhead near Ortega Hwy. 627 Comment
  RSA586924  Medicago polymorpha D. L. Banks, S. D. Boyd 1995-5-3 0259 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA652171  Medicago polymorpha W. H. Grady 1948-5-6 s.n. Riverside Found 2 mi. west of Riverside near drainage ditch, west of Santa Ana River. 243 Comment
  CSUSB1096  Medicago sativa Holzmiller 1966-4-26 Riverside roadside of highway 395 304 Comment
  UCR3351  Medicago sativa T. R. Plumb 1964-4-12 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Campus of Univ. of California, Riverside, Canyon Crest Drive at freeway underpass. 259 Comment
  UCR2908  Melia azedarach Nancy Atha 1963-4-21 4-21-63- 4 Riverside Riverside, NW side of Box Springs Mountain, c. 100 ft. above the end of Goodrich Drive 305 Comment
  UCR23300  Melica frutescens John C. Roos 1952-4-9 5492 Riverside Riverside, E slope of Mount Rubidoux 396 Comment
  LA12137  Melica imperfecta F. M. Reed; 1904-6-16 1410 Riverside arroyo tahquitz [?] Comment
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Jan 18 2014
  RSA36247  Melica imperfecta Frank W. Gould 1943-4-17 2132 Riverside 4 miles east of Elsinore Comment
  RSA403499  Melica imperfecta Robert Gustafson 1980-5-5 1577 Riverside Whitewater Canyon Road, 1.8 miles from the junction with Interstate 10. 610 Comment
  SD133221  Melica imperfecta Scott White 1991-5-13 91 107 Riverside Hwy 79, immediately W of U.S. Forest Service Campground at Dripping Springs 548 Comment
  SDSU13823  Melica imperfecta W. Miller, C. Mosse 1972-8-9 Riverside Comment
  SEINET7073447  Melica imperfecta A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  CSUSB1308  Melilotus indicus Bob Sullivan 1966-3-26 Riverside UCR campus in Riverside, behind the life science building. 228 Comment
  UCR156290  Melilotus indicus T. B. Salvato, Kent Beaman 2005-5-16 834 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
  UCR92142  Melilotus indicus D. L. Banks, Steve Boyd 1995-5-3 188 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  POM3010  Mentzelia affinis I. M. Johnston, P. A. Munz 1918-4-27 2163 Riverside Near Corona. 274 Comment
  RSA0073110  Mentzelia affinis Jim Andre 2013-3-27 24806 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 241 Comment
  RSA0107845  Mentzelia albicaulis Duncan S. Bell, Thomas Stoughton 2010-3-19 581 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  RSA676039  Mentzelia involucrata Scott D. White 2001-4-11 8289 Riverside Sonoran Desert: Indio Hills foothills / Coachella Valley. Northern terminus f Rio Del Sol Road, about 2 miles north of Thousand Palms. 146 Comment
  SD103945  Mentzelia involucrata J. L. S. Simpson 1968-3-19 Riverside Graham Pass Comment
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Aug 28 2016
  UC1595592  Mentzelia involucrata Steve Boyd, Laurel Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4567 Riverside above ne end of lake (Vail Lake area, steep se flank of Oak Mtn.); Vail Lake area; NE1/4, SW1/4 548 Comment
  UCR86862  Mentzelia involucrata A. C. Sanders, K. C. Rose 1995-4-27 16730 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  UCSB4214  Mentzelia involucrata Broder, Richard 1958-03 Riverside 5.8 miles east of Desert center on US 60-70 Comment
  SEINET8712370  Mentzelia involucrata I. W. Clokey 1935-4-17 6762 Riverside Cottonwood Springs. Comment
  UC68740  Mentzelia jonesii H. M. Hall May 1905 6002 Riverside Colorado Desert, Cottonwood Pass 701 Comment
  POM259628  Mentzelia longiloba var. longiloba E. C. Jaeger 1939-12-12 s.n. Riverside Chuckawalla Spring, Riverside County. Alt 900ft 274 Comment
  RSA674685  Mentzelia obscura Scott D. White 2001-4-27 8423 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  UCD170894  Mercurialis annua O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 365 Comment
  UCR241671  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
  UCR108855  Microseris lindleyi Heidi A. Haid 1968-5-14 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA0018772  Mimetanthe pilosa Scott D. White, Julie Greene 1998-8-1 6974 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  RSA0018771  Mimetanthe pilosa Philip A. Munz 1922-6-30 5913 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  RSA586766  Mimulus aurantiacus D. L. Banks, S. D. Boyd 1995-5-17 464 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of Upper Arroyo Seco. 659 Comment
  UCR199565  Mimulus aurantiacus Scott D. White 2004-4-26 10264 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  RSA0030783  Mimulus aurantiacus var. pubescens N. C. Cooper 1944-6-16 1428 Riverside San Jacinto Mtns. Pine Cove. 1524 Comment
  POM87  Mimulus aurantiacus var. puniceus C. F. Baker 1904-4-4 4152 Riverside Elsinore. Comment
  RSA715296  Mimulus aurantiacus var. puniceus A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32675 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road. 549 Comment
  UC1292579  Mimulus aurantiacus var. puniceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23105 Riverside 10 mi n Pala (on road to Elsinore) Comment
  JEPS16175  Mimulus bigelovii var. bigelovii Rimo Bacigalupi with R. S. Ferris and R. W. Holm 1953-4-20 4041 Riverside 3 mi n Shavers Summit (close to head of Lost Palms Canyon); Joshua Tree National Monument 762 Comment
  UC963821  Mimulus bigelovii var. bigelovii Helen K. Sharsmith 1952-4-11 4061 Riverside ca. 2 mi from Shaver Summit; Mojave Desert, Eagle Mountains, Lost Palms Canyon 670 Comment
  RSA47935  Mimulus brevipes N. C. Cooper 1943-9-11 924 Riverside Below Idlewild. 915 Comment
  UC489127  Mimulus breweri C. V. Meyer 1928-7-31 599 Riverside Tahquitz Valley San Jacinto Mt. 2286 Comment
  UCR48346  Mimulus clevelandii Steve Boyd 1986-4-22 1757 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  UCR233083  Mimulus floribundus T. B. Salvato, Richard Camacho 2011-6-12 5494 Riverside Peninsular Range, Temescal Canyon, N/S trending wash that extends from Temescal Canyon Road near the west end of Lee (Corona) Lake, south under the Hwy 15 overpass about 0.25 miles 372 Comment
  UCR108857  Mimulus fremontii Heidi A. Haid 1968-5-8 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA714446  Mimulus guttatus T. B. Salvato, John Green 2004-5-27 602 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCR131832  Mimulus guttatus Jennie Phui 1998-5-30 034 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCR169315  Mimulus guttatus T. B. Salvato, John F. Green 2004-5-27 602 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  RSA689523  Mimulus parishii Scott D. White, Brian Leatherman 2002-6-10 8780 Riverside Whitewater river canyon, ca. 1 mi below trout farm 628 Comment
  UCR89250  Mimulus pilosus Scott D. White 1995-9-22 3679 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  SEINET3079830 Image available Mimulus puniceus Ed LaRue 1989-3-30 Riverside Rancho California area, ca. 4 mi W of Temecula, with Ave. del Oro as the N boundary. 381 Comment
  UC63722  Mimulus tilingii H. M. Hall July 1901 2403 Riverside Tamarack Valley San Jacinto Mountains 2743 Comment
  POM750  Mirabilis laevis var. crassifolia P. A. Munz 1918-4-27 2128 Riverside Temescal Canyon. Comment
  RSA0027984  Mirabilis laevis var. crassifolia G. Gust, L. Nye 2005-3-11 545 Riverside Lake Elsinore City Limits. Hwy 74 ca. 2 miles W of Lake Elsinore on hill slope pullout. 691 Comment
  UC465713  Mirabilis laevis var. crassifolia I. J. Condit May 1926 Riverside Rubidoux Comment
  SEINET3161593  Mirabilis laevis var. retrorsa N. H. Holmgren, P. K. Holmgren 1974-3-23 7475 Riverside Box Canyon wash, 11.4 (9 airline) miles east-northeast of Mecca 244 Comment
  RSA778227  Mirabilis laevis var. villosa Duncan S. Bell 2009-3-8 32 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCD98205  Mirabilis laevis var. villosa Anne Harrison 1962-4-17 23 Riverside On White-water Canyon Road north of U.S. Highway 60, 0.25 mile south of trout farm where road crosses Whitewater River. Comment
  SEINET8255138  Mohavea D. W. McNeal 1988-3-18 3230 Riverside bottom of Mecca Canyon beside Hwy. #195, 9.5 mi. sw. of Interstate #10 s. of Joshua Tree Nat. Mon. Comment
  SD146148  Mohavea confertiflora Andy C. Sanders 2000-4-25 23352 Riverside Coachella Valley: east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 14 Comment
  UCR75084  Mohavea confertiflora A. C. Sanders, E. J. Lawlor 1992-4-4 12147 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA83412  Monardella australis subsp. australis F. W. Peirson 1924-7-27 4993 Riverside Near lower part of Deer Springs, Dark Canyon, San Jacinto Mts. 2591 Comment
  UCR143094  Monardella breweri subsp. lanceolata C. B. Wolf 1932-8-4 3914 Riverside Peninsular Ranges: San Jacinto Mtns, Point View near Idyllwild [= Vista Grande?] 1646 Comment
  UCR193738  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
  RSA669  Monardella lanceolata var. lanceolata J. T. Howell 1928-7-9 1072 Riverside Head of San Juan Canyon. Elsinore Mountains 793 Comment
  SD232269  Monardella linoides subsp. linoides Scott D. White, Justin M. Wood 2008-7-10 12457 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  UC63757  Monardella linoides subsp. linoides H. M. Hall June 1901 2137 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain 1524 Comment
  LA205750  Monardella nana Carl Epling; 1935-6-30 sn Riverside Fuller's Mill Camp, Mt. San Jacinto Comment
  UC1499913  Monardella nana Elizabeth McClintock 1941-6-8 69 Riverside 3 miles east of Ribboncamp Pines to Palms Highway Comment
  UC2035999  Monardella nana C. Epling, L. Haines 1937-5-7 Riverside Pinyon Flats Palms to Pines Highway Comment
  SEINET10895150  Monardella nana subsp. arida A. Graff 1993-6-24 Graff 55 Riverside San Bernadino National Forest, Santa Rosa Mtn. 6.1 miles down Santa Rosa Mtn. Rd. (USNFS Rd. 7S02) from Santa Rosa Camp, on right roadside (heading back towards Hwy. 74). T7S,R5E,S18. 1 small clump under a rock; otherwise exposed. Quercus chrysolepis on top of bank. End of bloom. Comment
  IRVC2060  Monardella nana subsp. tenuiflora R. H. Whittaker, W. A. Niering 1963-6-8 SJ 304 Riverside Marion Mountain Trail. Peninsular Ranges, San Jacinto Mountains 2424 Comment
  UC1499914  Monardella nana subsp. tenuiflora E. McClintock, H. Lewis 1941-6-22 70 Riverside Stone Creek Banning-Idyllwild road Comment
  UC75893  Monolopia lanceolata Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR265391  Monolopia lanceolata Cindy Daverin 2015-3-11 s.n. Riverside Gavilan Hills, El Sobrante Landfill mitigation property/Lake Mathews-Estelle Mountain Reserve, south of Lake Mathews and of Cajalco Rd., 1.3 km WNW (288 deg. ) of Monument Peak 443 Comment
  RSA4890  Monoptilon bellioides C. B. Wolf 1932-4-27 3006 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA777627  Monoptilon bellioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 764 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UCR102742  Monoptilon bellioides B. G. Pitzer 1998-2-1 3440 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  RSA0054834  Montia perfoliata Keith E. Hoffmaster 1937-6-6 778 Riverside San Jacinto Mts. Comment
  CAS-BOT-BC267020  Muhlenbergia filiformis Ralph Hoffmann 1929-9-6 s.n. Riverside Tahquitz Valley, Mount San Jacinto 2438 Comment
  RSA559443  Muhlenbergia microsperma Steve Boyd 1992-4-15 6869 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  SD124759  Muhlenbergia microsperma John C. Roos 1966-3-20 Riverside Chuckawalla Mtns., 2 I(c) mi. SE of Desert Center Comment
  POM1103  Muhlenbergia richardsonis H. M. Hall 1901-06 2290 Riverside Strawberry Valley 1616 Comment
  RSA403609  Muhlenbergia richardsonis Anstruther Davidson 1876-7-11 s.n. Riverside Top of Mount Jacinto Comment
  RSA597519  Muhlenbergia richardsonis L. C. Wheeler 1945-10-6 6136 Riverside San Jacinto Mountains. Head of west fork of Snow Creek. 2377 Comment
  CLARK-A1528-4766  Muhlenbergia rigens John C. Roos 1952-8-27 5895 Riverside Reche Canyon 487 Comment
  SD137972  Muilla maritima Darin L. Banks, Steve Boyd 1995-5-3 269 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of Dripping Springs Alcove Area, along the lower alluvial benches of arroyo Seco. 512 Comment
  UCR209389  Muilla maritima Fred M. Roberts, Brenda McMillan 1998-3-31 5101 Riverside Paloma Valley, vicinity of Murreta, Ferndale Lane on hill top, 1.4 km southwest of the intersection of Briggs Road and Scott Road 480 Comment
  PASA2571  Myosurus aristatus Frank W. Peirson 1922-5-20 3035 Riverside Helmet Valley, San Jacinto Mtns. 1386 Comment
  RSA206500  Myosurus minimus subsp. apus E. W. Lathrop 1969-5-19 7061 Riverside 6 mi west of Murrieta. Mesa De Colorado of Santa Rosa Plateau Comment
  UCR281106  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 26 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  SBBG45292  Myriopteris parryi S. B. Parish -Mar-1882 Riverside Agua Caliente [Palm Springs] Comment
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Jul 12 2010
  UCR65270  Najas marina Steve Boyd, Orlando Mistretta 1989-7-18 3761 Riverside Peninsular Range, Vail Lake area, along W shore of lake 0.5 mi south of the dam 427 Comment
  JEPS1419  Nama W. L. Jepson Oct 22 1912-Nov 7 1912 5259 Riverside Palo Verde Valley 45 Comment
  RSA781800  Nama demissa Duncan S. Bell 2010-5-1 880 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
  SBBG99407  Nama demissa W. L. Halvorson 1977-2-15 77 -29 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  JEPS1372  Nama demissa var. demissa L. M. Newlon 1922-4-3 447 Riverside Andreas Canyon Mt. San Jacinto, Andreas Canyon (Mt. San Jacinto, Southern California) Comment
  UC68714  Nama pusilla H. M. Hall May, 1905 5963 Riverside near Mule Springs (Colorado Desert); , near Mule Springs Comment
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Sep 11 2011
  CAS-BOT-BC259970  Nassella lepida C. L. Hitchcock; C. V. Muhlick 1964-3-17 23075 Riverside 8 miles SE of Corona, along road to Elsinore Comment
  UCD87689  Nassella pulchra Scott D. White; Michael Honer 2004-4-6 10060 Riverside Perris/Elsinore Basins. Temescal Valley, just north of the I-15 freeway and east of Indian Truck Trail, south and est of Lee Lake. 335 Comment
  UCD116093  Nasturtium officinale R. N. Raynor 1933-3-31 s.n. Riverside Eden Hot Springs. Comment
  RSA674968  Navarretia atractyloides Scott D. White, Teresa Salvato 2001-6-8 8578 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  SD136793  Navarretia atractyloides Steve Boyd, Tim Ross 1992-6-10 7623 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, near the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek 405 Comment
  UCR174361  Navarretia atractyloides A. C. Sanders 2006-5-19 32405 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
  UCR98705  Navarretia atractyloides 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
  CLARK-A1528-3451  Navarretia hamata John C. Roos 1965-6-30 Riverside Santa Ana Mountains Comment
  SEINET11261736  Navarretia intertexta Jeremiah George 2012-5-4 s.n. Riverside Peninsular Range; Elsinore Trough: Lake Elsinore area, South of Nichols Rd. and East of Baker St. (Lake Elsinore 7.5' Q.); 0 387 Comment
  CLARK-A1045-219  Nemacladus glanduliferus George K. Helmkamp 1979-4-18 Riverside Little San Bernardino Mountains 3.5 miles north of Dillon Road; dry wash; Lost Horse Mtn. 15'Q Comment
  SEINET10461230  Nemacladus glanduliferus var. glanduliferus Munz 1952-5-2 MUNZ 16239 Riverside Dry Morongo Wash, northwest end of Coachella Valley 457 Comment
  RSA703803  Nemacladus glanduliferus var. orientalis LeRoy Gross 2005-3-3 1599 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  UC102222  Nemacladus longiflorus var. longiflorus Katharine Brandegee 1905-5-12 Riverside near Riverside (Wilder's) Comment
  UC597597  Nemacladus longiflorus var. longiflorus Philip A. Munz 1937-5-30 15088 Riverside near Vandeventer Flat; Santa Rosa Mts. 1676 Comment
  UCR133442  Nemacladus pinnatifidus Tracy Tennant, T. B. Salvato 1998-6-23 MOR- 466 Riverside San Bernardino Mountains, Morongo Indian Reservation, woodland stand 13, N end of Hathaway Canyon 1280 Comment
  SEINET10461023  Nemacladus pinnatifidus Piehl 1963-6-2 PIEHL 63547 Riverside Along California Highway 74, 1.2 miles west of Mountain Center 1341 Comment
  SEINET13276786 Image available Nemacladus ramosissimus A. C. Sanders, D. Malueg 2003-1 26570 Riverside Perris-Aguanga Basin region: Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek (Murrieta 7.5' Q.) 396 Comment
  UCR266495  Nemacladus ramosissimus Mitch Provance, Robin Kinmont 2015-3-30 315- 57 Riverside Temecula/Murrieta Region, Murrieta Hot Springs, unnamed hill about 0.5 miles W of Skunk Hollow, S of Hidden Lake Rd. 440 Comment
  UCR67359  Nemacladus ramosissimus Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 3995 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  RSA733947  Nemacladus rubescens Keith E. Hoffmaster 1935-3-31 593 Riverside Palm Springs Comment
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Aug 27 2011
  SEINET10906122  Nemacladus rubescens Kenton L. Chambers 1973-3-19 Chambers 3612 Riverside Cottonwood Pass road at south border of Joshua Tree National Monument, 1.0 mile north of junction with Highway 60 Comment
  UCR18415  Nemacladus sigmoideus A. C. Sanders 1978-4-30 00254 Riverside Peninsular Range; Santa Rosa Mtns, Cactus Spring Trail, first large wash east of Horse Thief Creek, probably very near Cactus Spring 1311 Comment
  SEINET10460917  Nemacladus sigmoideus Annie M. Alexander, Louise Kellogg 1941-4-24 Alexander 2076 Riverside Gorge of Dry Morongo Creek, Morongo Valley 640 Comment
  RSA0123277  Nemacladus tenuis var. tenuis Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8990 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
  POM3740  Nemophila menziesii Alice Eastwood 1904-4-4 4124 Riverside Elsinore, Riverside County. Comment
  RSA716378  Nemophila menziesii Scott D. White 2006-4-27 11297 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  UC63802  Nemophila menziesii H. M. Hall May 17, 1901-Jun 1, 1901 1806 Riverside Strawberry Valley Comment
  UCR116909  Nemophila menziesii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23964 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  CSUSB935  Nicotiana bigelovii Kenneth Hibberd 1966-4-10 660410 3 Riverside Arlington Ave., 1 mile east of Victoria St. in the city of Riverside. 304 Comment
  UCR107769  Nicotiana glauca D. L. Banks, E. H. Banks, Dawn Rodriguez, E. Rodriguez 1997-6-20 2168 Riverside NW Palomar Mtns., Agua Tibia Mountains, west of Vail Lake at the intersection of Pauba Road and Los Caballos Road 372 Comment
  UCR138596  Nicotiana glauca D. L. Banks 1996-11-7 1214 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  RSA0060575  Nicotiana glauca Bob Rogers 1984-4-14 1 Riverside Collected in the San Jacinto river-bed on the North side of Highway 74, 0.5 miles past Cranston ranger station going East from Hemet towards Mountain Center. 610 Comment
  JOTR31909  Nicotiana obtusifolia La Doux, Tasha, M. Harding, K. Kain, E. Babich 2011-3-22 2156 Riverside Joshua Tree National Park. West Cottonwood Mountains; side canyon feeding into east Pinkham Wash; steep, cobbley, east facing slope above bouldery canyon Comment
  OBI2986  Nicotiana obtusifolia Lewis S. Rose 1967-12-19 67182 Riverside La Quinta 15 Comment
  SBBG25237  Nicotiana obtusifolia Leota Davidson 1965-5-12 193 Riverside beside rd near Jumbo Cmpgrd, Joshua Tree Nat Monument Comment
  RSA0018751  Nicotiana obtusifolia P. J. Remple 1942-3-2 s.n. Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  RSA0018752  Nicotiana obtusifolia L. S. Rose 1967-12-19 s.n. Riverside La Quinta. 15 Comment
  POM259633  Nolina bigelovii E. C. Jaeger 1939-12-1 s.n. Riverside Orocopia Mountains 366 Comment
  CAS-BOT-BC71163  Notholaena californica Ivan Johnston 1917-4-4 1052 Riverside Palm Canyon 304 Comment
  UC1483906  Nuttallanthus texanus C. W. Tilforth, W. Wisura 1979-4-11 1781 Riverside e of Temecula (in Long Canyon, Rancho California Road, sw Riverside County); Long Canyon, Rancho California Road Comment
  RSA795946  Oenothera deltoides Duncan S. Bell 2009-4-19 272 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UCR16380  Oenothera deltoides S. J. Southwell 1971-5-2 s.n. Riverside Sonoran (Colorado) Desert, Windy 'Gap' [Point] sand dune, c. 10 mi. NW of Palm Springs on Hwy 111 305 Comment
  UC68570  Oenothera deltoides subsp. deltoides H. M. Hall Apr. 1905 5768 Riverside Bradley Canyon Colorado Desert 91 Comment
  SEINET3150336  Oenothera elata subsp. hirsutissima W. B. Crockatt sn Riverside Prado 91 Comment
  CDA38178  Oenothera pallida T. C. Fuller 1958-9-23 2195 Riverside 3 miles east of Anza. 0 Comment
  POM85035  Oligomeris linifolia Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  POM8531  Oligomeris linifolia Mary F. Spencer 1920-3-14 234 Riverside Desert sand, Colorado Desert. -60 Comment
  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
  UC634680  Oligomeris linifolia Margaret Stason 1927-2-12 Riverside Thousand Palms Canyon; Colorado Desert, Thousand Palms Canyon Comment
  UC194829  Olneya tesota S. B. Parish 1916-5-13 10857 Riverside Shafer's Well; Colorado Desert Comment
  UCR240203  Olneya tesota C. J. Minar 1994-5-7 06 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Salton Sea near Dos Palmas Oasis -27 Comment
  CAS-BOT-BC478172  Oncosiphon piluliferum R. E. Jr. Riefner 2015-4-2 15 -107 Riverside Perris/Menifee area, Patricia Ln. at Barnett Rd., S of Ethanac Rd. and W of I-215 441 Comment
  CDA7539  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 mi. S of Oleander Ave., at S end of Patterson Ave. Comment
  CDA7545  Oncosiphon piluliferum J. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region; Southeast corner Markham Street and Day Street, Mead Valley area, 2-3 miles southwest of March Air Reserve Base. Comment
  JEPS100417  Oncosiphon piluliferum Dean W. Taylor 2003-5-8 18551 Riverside Davis Road 0.5 miles north of Lakeview, San Jacinto Wildlife Area 434 Comment
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Feb 19 2009
  UCR169878  Oncosiphon piluliferum Chet McGaugh 2006-2-20 s.n. Riverside N edge of Perris near Granite Spur, 1 mile south of Ramona Expressway at intersection of Webster Ave. and Rider St., 0.25 mi. east of I-215 454 Comment
  POM311556  Opuntia engelmannii Lyman Benson 1963-7-13 16387 Riverside 1/2 mile north of Aguanga. 610 Comment
  RSA7220  Opuntia phaeacantha B. D. Stark 1932-6-5 1510 Riverside Palms to Pines Road, San Jacinto Mountains. 1067 Comment
  RSA592690  Opuntia polyacantha var. erinacea Scott D. White, Duayne Haselfeld 1996-7-2 4274 -A Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  UCR75963  Orcuttia californica D. E. Bramlet 1992-4-29 2253 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  UCR77563  Orcuttia californica Steve Boyd, T. S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6335 Riverside Peninsular Range, Skunk Hollow area, 2 mi east of Murrieta Hot Springs, just west of Second San Diego Aquaduct Comment
  UC489212  Oreostemma alpigenum var. andersonii C. V. Meyer 1928-7-31 600 Riverside Tahquitz Valley , San Jacinto Mts. 2286 Comment
  CAS-BOT-BC502750  Orobanche bulbosa John Thomas Howell 1931-5-30 6605 Riverside Santa Ana Mts., Santiago Peak Trail Comment
  UCR1619  Orobanche californica subsp. feudgei R. G. Barber 1962-5-20 140 Riverside San Jacinto Mtns, Bautista Canyon Road, [vicinity of Tripp Flats] c. 2 mi. east of the summit, 7 mi. from Anza 1220 Comment
  RSA0070483  Orobanche cooperi subsp. cooperi C. Leo Hitchcock 1940-4-4 5940 Riverside Pinto Basin. Comment
  RSA0102398  Orobanche cooperi subsp. cooperi John Roos, Lucille Roos. 1949-3-26 4125 Riverside 2 or 3 miles east of Mecca. Comment
  SEINET8466925 Image available Orobanche fasciculata Norman C. Cooper 1944-6-17 1406 Riverside San Jacinto Mtns. West side, Co. 1372 Comment
  POM211568  Orthocarpus densiflorus var. gracilis Philip A. Munz 1941-5-18 16659 Riverside North end of Santa Rosa Ranch, Elsinore Mountains 915 Comment
  RSA612850  Orthocarpus purpurascens var. purpurascens D. L. Banks 1997-3-1 1366 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  RSA797656  Orthocarpus purpurascens var. purpurascens Robert F. Thorne, E. W. Lathrop 1977-5-18 49764 Riverside Santa Ana Mountains: Camp Portrero [near junction of Tenaja Truck Trail and Ortega Highway (74)] Comment
  UCR79208  Oxalis californica Steve Boyd 1992-4-14 6873 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed Bluewater Canyon. south of Sitton Peak 854 Comment
  RSA553952  Oxytheca emarginata G. R. Ballmer 1991-6-22 s.n. Riverside SE end of Garner Valley, on Pacific Crest trail, 2-3 miles N of jct. with Hwy 74; in vicinity of Bull Canyon Comment
  SD116585  Oxytheca emarginata Barbara Ertter, Jeffrey Strachan 1980-5-21 3480 Riverside Santa Rosa Mt Road (Forest Road 7S02) 4.5 miles south of Highway 74 (Pines to Palms Highway), 1829 Comment
  POM229023  Oxytheca trilobata P. A. Munz 1937-5-31 15117 Riverside Below Anza Tablet at head of Coyote Canyon. 1006 Comment
  RSA581747  Paeonia californica M. Wall 1995-4-14 104 Riverside Temecula Valley, along Hwy 79, 5.7 miles east of Interstate 15, southeast of Temecula, west of Vail Lake. Comment
  CAS-BOT-BC327913  Palafoxia arida Marcus E. Jones 1884-5-7 3849 Riverside The Needles Comment
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Sep 2 2017
  CAS-BOT-BC327916  Palafoxia arida Mrs. Robert Campbell 1921-11-26 6 Riverside Between Palm Springs and Indian Wells Comment
  CAS-BOT-BC327936  Palafoxia arida C. L. Hitchcock 1940-3-29 5848 Riverside Ca. 12 mi E of Indio Comment
  CDA8436  Palafoxia arida A. C. Browne 1957-4-6 Riverside 6 miles east of Indio. 0 Comment
  CDA8438  Palafoxia arida M. S. Wasbauer 1960-3-26 Riverside Palm Springs. 0 Comment
  UCR41271  Palafoxia arida B. G. Pitzer 1986-2-9 0003 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  POM363741  Palafoxia arida var. arida E. A. McGregor 1964-3-24 s.n Riverside Near Desert Center, Hwy 60 Comment
  RSA28088  Palafoxia arida var. arida I. L. Wiggins 1941-3-27 28088 Riverside 4 miles northeast of Desert Center on road to Rice. Comment
  RSA780228  Palafoxia arida var. arida Stephanie Rockwood, Christi Gabriel 2011-10-12 105 Riverside East side of the West Riverside Mountains. Highway 62 to NS857 (Radio Tower Road) to NS 853 to 7 Wash Road. Vidal Valley. 348 Comment
  RSA780233  Palafoxia arida var. arida Stephanie Rockwood, Christi Gabriel 2011-10-12 112 Riverside Rice Valley Dunes, Rice Valley Wilderness. Highway 62 toRice Valley Dunes Road to Midland Vidal Road (Power Line Access Road). South/South east side of dunes. 244 Comment
  UCR279543  Palafoxia arida var. arida A. C. Sanders, Jim Malusa 2017-3-27 43128 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Siphon 22 on the Coachella Canal, just inside Naval Aerial Gunnery Range boundary 23 Comment
  RSA92212  Palafoxia arida var. arida F. W. Peirson 1914-04 1381 Riverside Whitewater at head of Coachella Valley. Comment
  SEINET3388822 Image available Palafoxia linearis Lewis S. Rose 1936-1-1 36003 Riverside Colorado Desert, L.A. Aqueduct Road, 15 mi. N. of Indio. 305 Comment
  RSA800235  Panicum Justin M. Wood 2010-6-17 2046 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  JOTR29502  Panicum hirticaule subsp. hirticaule Bell, Mike 2006-9-14 s.n. Riverside Joshua Tree National Park. southeast Pinto Mountains; near Mission Well/ Sunrise Mill, off Old Dale Road 435 Comment
  UCR33677  Panicum hirticaule subsp. hirticaule Sears 1977-10-12 S 585 Riverside Sonoran (Colorado) Desert, 20 mi. east of Desert Center, 10 mi. east of Corn Springs exit 134 Comment
  RSA614534  Papaver californicum A. C. Sanders 1997-5-4 20631 Riverside UTM 10km cell: NH-1E, 4N. Vista Grande. 1067 Comment
  RSA496741  Parietaria hespera var. californica Steve Myers 1988-2-4 s.n. Riverside Northgate Estates development, immediately NW of Canyon Lake. 488 Comment
  UCR19230  Parietaria hespera var. californica John C. Roos 1959-3-19 5401 Riverside Peninsular Range, Box Springs Mountains, on NE edge of Riverside 396 Comment
  RSA0013457  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 12 Riverside Box Canyon Rd near Salton Sea, by end of rocks 67 Comment
  RSA0013755  Parkinsonia florida April Garbat, Sarah J. De Groot 2013-4-9 42 Riverside Along Graham Pass Rd near intersection with Chuckwalla Valley Rd 130 Comment
  RSA0027382  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 14 Riverside On Graham Pass Rd 10 mi from Chuckwalla Valley Rd 362 Comment
  RSA0080159  Parkinsonia florida Jim M. Andre 2012-4-11 20837 Riverside Joshua Tree National Park; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.6 mi. south of Cottonwood Visitor Ctr. 913 Comment
  RSA796106  Parkinsonia florida Duncan S. Bell 2009-4-20 314 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  RSA343107  Paspalum dilatatum R. F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60646 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  RSA381088  Paspalum distichum R. F. Thorne, Steve Boyd, Earl Lathrop 1985-7-18 61173 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
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Sep 7 2007
  CDA5093  Passiflora caerulea H. Gill, F. Harris 1974-7-8 Riverside Main Street and Mount Vernon Avenue, Highgrove. 0 Comment
  OBI7762  Pectis papposa var. papposa David J. Keil 1975-8-27 10994 Riverside 8 mi W of Desert Center along I-10 Comment
  UC178198  Pectocarya anisocarpa C. F. Baker 1904-5-4 4139 Riverside Hemet Comment
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Mar 24 2011
  POM118683  Pectocarya heterocarpa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA49172  Pectocarya heterocarpa P. A. Munz 1949-4-13 13065 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA0039459  Pectocarya penicillata A. C. Sanders, Timothy W. Chumley 2013-4-2 40734 Riverside Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA523486  Pectocarya penicillata Steve Boyd, L. Arnseth, Timothy S. Ross 1990-3-30 3946 Riverside Vail Lake area, saddle at N base of Big Oak Mtn, S of Black Hills. 732 Comment
  UCR21023  Pectocarya penicillata A. C. Sanders 1980-5-19 1497 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  CAS-BOT-BC169709  Pectocarya peninsularis R. F. Hoover 1969-4-11 11213 Riverside Mouth of Morongo Valley Canyon Comment
  RSA77820  Pectocarya platycarpa F. W. Peirson 1928-4-24 7908 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
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Oct 9 2010
  UCD120138  Pectocarya platycarpa LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1454 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115 deg. 19'35'W: UTM 3721895N, 655238E to 33 deg. 36'52N, 115 deg. 19'54': UTM 3720669N, 654757E. 548 Comment
  UCSB36130  Pectocarya platycarpa Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua Tree National Monument; 1/4 mile E. Rd. 750 Comment
  RSA0125285  Pectocarya recurvata Duncan S. Bell 2016-3-4 8790 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA500101  Pectocarya recurvata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3209 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  SEINET3084049 Image available Pectocarya recurvata Andrew C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns: ; Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  UCR175234  Pectocarya recurvata Jim Andre, T. La Doux 2006-4-11 6737 Riverside S Mojave Desert, Joshua Tree National Park, along Pinto Basin Road (paved) through Wilson Canyon at Fried Liver Wash 858 Comment
  UCR224251  Pectocarya recurvata A. C. Sanders 2011-3-23 38804 Riverside Peninsular Range; Gavilan Hills Region, powerline corridor, SW of Perris, east of Hwy 74 between the highway and the San Jacinto River, south of Ethanac Rd. 440 Comment
  UCR269875  Pectocarya recurvata A. C. Sanders, Jim Malusa 2016-3-18 42370 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR58488  Pectocarya setosa Ed LaRue 1989-1 s.n. Riverside foothills of San Bernardino Mtns, Hills east of Beaumont, along Potrero Creek, 0.5 mi. east of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  RSA262084  Pedicularis densiflora E. W. Lathrop 1969-4-9 6968 Riverside 4 mi west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive.Southern oak woodland with occasional Coulter Pine and Bigcone Spruce. Comment
  RSA523493  Pedicularis densiflora Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-30 3953 Riverside Vail Lake area, saddle at N base of Big Oak Mtn, S of Black Hills. 732 Comment
  POM12747  Pedicularis semibarbata Philip A. Munz 1922-7-6 6020 Riverside Between Hidden Lake and Round Valley. 2561 Comment
  UCR90968  Pellaea andromedifolia Scott D. White 1996-2-18 3807 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  SD153021  Pellaea andromedifolia var. andromedifolia Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7312 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon. 365 Comment
  IRVC3148  Pellaea mucronata Steve Gilbert 1965-4-23 HS 589 Riverside SE of Elsinore, Hwy 74. Peninsular Ranges Comment
  JOTR30214  Pellaea mucronata var. mucronata Leary, C. and Leary, Pat 1979-5-5 2989 Riverside Joshua Tree National Park. On west facing slope above Lower Covington Flats, Joshua Tree National Monument; T2S R7E sec 6 Comment
  JOTR32899  Pennisetum setaceum La Doux, Tasha, E. Babich, M. Brown 2008-9-30 1543 Riverside Joshua Tree National Park. Little San Bernardino Mountains, east of Queen Mountain, near north entrance to park; basalt rocky outcrops 901 Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  CLARK-A1045-73  Penstemon californicus George K. Helmkamp 1978-5-20 Riverside San Jacinto Mountains dry slope beside meadow, just northwest of Kensworthy Forest Station; Idyllwild 15'Q Comment
  UC886862  Penstemon californicus P. A. Munz and I. M. Johnston 1922-5-21 5445 Riverside Kenworthy San Jacinto Mts., Hemet Valley; Kenworthy, Hemet Valley 1371 Comment
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Mar 25 2011
  NY583777  Penstemon centranthifolius G. R. Campbell 1951-5-30 16141 Riverside Just west of Cahuilla 1066.8 Comment
  RSA285585  Penstemon centranthifolius D. C. Michener 1980-6-13 3679 Riverside At east end of Thomas Mtn road above Garner Valley. Comment
  RSA285587  Penstemon centranthifolius D. C. Michener 1980-6-11 3672 Riverside Bautista canyon 7.1 mi. above jct (end) of Lower BAutista Canyon Rd. (5S14) and short road to CA 74. Comment
  SFV17407  Penstemon clevelandii M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-5 73 Riverside Highway 74 near Santa Rosa Mountain Road. 1220 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
  NY583961  Penstemon clevelandii var. connatus C. B. Wolf 1939-9-29 9461 Riverside Desert slopes of San Jacinto Range, 1 2/10 mile above Ribonwood on the Palms-Pines road. 1280.2 Comment
  SEINET10376031 Image available Penstemon rostriflorus Gary Wallace, D. Wilken 1966-7-3 633 Riverside East end of the San Jacinto Mountains up Thomas Mountain Road Comment
  UCR20539  Penstemon rostriflorus W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  RSA0014859  Penstemon rostriflorus C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  JEPS13631  Penstemon spectabilis Peter Kamb 1947-5-17 528 Riverside Banning-Idyllwild road at Vista Grande Ranger Station , Vista Grande Ranger Station (San Jacinto Mts.) 1463 Comment
  POM17872  Penstemon spectabilis Philip A. Munz 1923-6-14 7063 Riverside Glen Ivy Trail to Santiago Peak 1220 Comment
  RSA285606  Penstemon spectabilis D. C. Michener 1980-6-13 3680 Riverside At east end of Thomas Mtn road above Garner Valley. Comment
  RSA0036468  Penstemon spectabilis subsp. subviscosus J. M. Andre 2012-6-15 30503 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. 1171 Comment
  NY661177  Penstemon spectabilis var. spectabilis R. M. Straw 1953-6-23 471 Riverside 1/4 mile north of Fulmor Lake, San Jacinto Mountains 1219.2 Comment
  RSA401806  Penstemon spectabilis var. spectabilis Robert Gustafson 1983-4-18 2498 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  SD119891  Penstemon spectabilis var. spectabilis Louis B. Ziegler 1972-5-9 453 Riverside San Jacinto Valley, open field 472 Comment
  UCR91630  Penstemon spectabilis var. spectabilis D. L. Banks 1995-4-11 0165 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, along the Dripping Springs Trail 695 Comment
  RSA753482  Pentachaeta aurea Scott D. White, Justin M. Wood 2009-5-21 12861 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  SD181688  Pentachaeta aurea Scott D. White, Bill La Haye 2000-5-27 7953 Riverside San Jacinto Mountains: Baldy Mountain area. 1616 Comment
  RSA0060228  Pentagramma triangularis R. F. Thorne, W. A. Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54070 Riverside San Bernardino Mts: Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA0060323  Pentagramma triangularis Steve Boyd, Timothy S. Ross, Laurel Anrseth 1990-3-30 3965 A Riverside Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn. 640 Comment
  LA204571  Peritoma arborea Norman C. Cooper; 1944-4-23 1117 Riverside Cabazon 457 Comment
  SBBG2632  Peritoma arborea H. and M. Dearing 1939-11-12 4039 Riverside near Morongo Cyn Comment
  CAS-BOT-BC73728  Peritoma arborea var. arborea K. Larson 1976-9-28 2243 Riverside ~3 mi. E. of Devers substation. Comment
  JEPS34960  Perityle emoryi Mary Beal 1941-4-6 861 Riverside Box Canyon Colorado Desert, Coachella Valley, Mecca Hills Comment
  JOTR36474  Perityle emoryi La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3442 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  OBI15581  Perityle emoryi Robert F. Hoover 1966-10-15 10169 Riverside Dead Indian Cyn Comment
  SBBG100847  Perityle emoryi W. L. Halvorson 1977-2-5 77 -10 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SEINET3217334 Image available Perityle emoryi Teresa B. Salvato 2010-4-20 4057 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe. (MxCoy Peak 7.5 Q.) 183 Comment
  PASA1839  Petalonyx thurberi R. Peirce 1966-5-21 Riverside Windy Point, 2 mi S of White Water P.O. Comment
  UCD117313  Petalonyx thurberi Lewis S. Rose 1961-11-24 61065 Riverside La Quinta. 15 Comment
  RSA621639  Petunia parviflora R. E. Riefner 1998-7-9 98 -281 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  CAS-BOT-BC326736  Peucephyllum schottii F. O. Ballou 1926-2-27 s.n. Riverside Painted Canyon Comment
  RSA427708A  Phacelia ambigua E. C. Jaeger 1922-4-1 716 Riverside Canyon, Colorado Desert east of Mecca 152 Comment
  RSA554209  Phacelia ambigua Theo Glenn 1991-5-15 91 -43 Riverside Sonoran (Colorado) Desert Little Maria Mountains, NW of Blythe. 351 Comment
  JEPS1555  Phacelia brachyloba W. L. Jepson May 17 1901-Jun 1 1901 1282 Riverside near Strawberry Valley; Mt. San Jacinto, San Jacinto Canyon Comment
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Jul 8 2014
  RSA427681A  Phacelia brachyloba N. C. Cooper 1949-10-12 1389 Riverside San Jacinto Mountains: above Banning, dry rock crevice in road cut. 1372 Comment
  RSA764131  Phacelia brachyloba L. M. Prince, Duncan S. Bell 2009-6-17 570 Riverside Cleveland National Forest Comment
  RSA769029  Phacelia brachyloba E. W. Lathrop 1968-5-30 6939 Riverside Main divide truck trail between El Carriso and Santiago Peak; Cleveland National Forest 1220 Comment
  UC672729  Phacelia brachyloba Harlan Lewis 1942-6-17 1710 Riverside approx. 2 mi w Pinon Flats Comment
  UCR156466  Phacelia brachyloba T. B. Salvato, A. C. Sanders 2005-5-17 894 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  CLARK-A1045-211  Phacelia campanularia George K. Helmkamp 1979-4-18 Riverside Indio Hills along Dillon Road; Lost Horse Mtn. 15'Q Comment
  RSA278975  Phacelia campanularia Barry A. Prigge, L. Martinez 1978-3-23 2427 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA428152  Phacelia campanularia Martha Hilend 1928-3-9 62 Riverside Near White Water Bridge. Colorado Desert. Comment
  RSA0106605  Phacelia campanularia subsp. campanularia Robert F. Thorne 1995-3-29 63030 Riverside White Water Canyon. 600 Comment
  JOTR32915  Phacelia campanularia subsp. vasiformis La Doux, Tasha, Jim Andre 2009-2-28 355 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 0.8mi north of JTNP boundary, approx. 3mi north of Dillon Rd. 631 Comment
  RSA797512  Phacelia crenulata var. ambigua C. P. Cowan 1978-4-23 1172 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  JOTR35216  Phacelia crenulata var. crenulata La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3640 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash (Stop 2) Comment
  UCSB46537  Phacelia crenulata var. crenulata Watts, Lisa 1983-3-6 Riverside South side of CA Highway 195, 5.5 miles east of Mecca, Box Canyon Wash 60 Comment
  RSA778225  Phacelia crenulata var. minutiflora Duncan S. Bell 2009-3-7 30 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  HSC78876  Phacelia distans R. F. Thorne, Drs. Fosberg, Sachet, Herbst 1983-4-23 55445 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office 595 Comment
  JEPS2393  Phacelia distans Marjorie Clary 1931-4-4 16 a Riverside washes near Coral Reef; Coachella 0 Comment
  POM74228  Phacelia distans Marcus E. Jones 1906-4-26 s.n. Riverside Indio. Comment
  RSA0120303  Phacelia distans Duncan S. Bell 2016-4-16 9310 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  RSA426208  Phacelia distans N. C. Cooper 1945-5-24 1633 Riverside Big Oaks Canyon, Banning 1220 Comment
  SD107798  Phacelia distans C. W. Tilforth 1978-4-30 1567 Riverside Low rounded hills east of Norco. Comment
  UC881075  Phacelia distans C. L. Hitchcock 1940-3-29 5858 Riverside ca 100 yd e Spring; Cottonwood Canyon Comment
  SEINET5760623  Phacelia fremontii N. H. Holmgren, P. K. Holmgren 1974-4-2 7575 Riverside Pinto Mountains, Joshua Tree National Monument, Hidden Valley Campground, 13.9 miles southeast of Joshua Tree (10 airline miles south-southwest of Twentynine Palms). 1311 Comment
  HSC78991  Phacelia minor K. Berg 1981-5-1 353 Riverside San Jacinto Mtns. along Banning-Idyllwild Hwy. (243) below Mt. Eden Comment
  RSA428086  Phacelia minor Christopher Davidson 1973-4-1 1794 Riverside Agua Tibia Mountains. Highway 71/79 approximately 7 miles from junction of US 395 South. 412 Comment
  RSA550042  Phacelia minor Walter Wisura, A. King, L. Newcomb 1992-4-10 4665 Riverside Colorado Desert, Morongo Valley, Mission Creek Ranch W of Highway 62 below Morongo Valley. Comment
  RSA777159  Phacelia minor Steve Boyd, S. G. Jett 2008-3-20 11826 Riverside Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hiway Vehicle Area. Comment
  UC24494  Phacelia minor H. M. Hall June 1901 2280 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1600 Comment
  UCD120567  Phacelia minor A. A. Beetle 1940-1 s.n. Riverside Near Sage. Comment
  UCR620B  Phacelia minor S. C. Warner 1956-4-21 s.n. Riverside Box Spings Mtns., top of mtns, saddle off W side of road, between Pigeon Pass and ranch west of road 701 Comment
  CLARK-A1656-717  Phacelia parryi Theo Glenn 1981-3-14 Riverside Whitewater Canyon Comment
  UCR41322  Phacelia ramosissima N. M. Fellows, A. C. Sanders 1985-5-7 179 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
  RSA584680  Phalaris lemmonii D. E. Bramlet, A. Sanders, S. Boyd, F. Roberts 1992-5-21 2290 Riverside The site is approximately 8 km southwest of Hemet. Found on the margin of vernal pools, which are located northwest of the intersection California Ave. and Stowe Rd., The site is located some 60 m N of Stowe Rd and some 122 m west of California Ave. 456 Comment
  LA9200  Phalaris minor F. M. Reed; 1905-5-7 740 Riverside Box Spring Mts, Summit of Pigeon Pan Comment
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Feb 23 2014
  UCR91273  Phalaris minor Scott D. White 1995-4-5 2720 .1 Riverside San Jacinto Valley, San Jacinto Wildlife area, near northern boundary, off Davis Rd. 427 Comment
  RSA595316  Phalaris minor D. L. Banks, Victor Steinmann 1996-4-20 890 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; At the junction of Los Caballos Road and Hwy. 79. 377 Comment
  JEPS83130  Phleum alpinum Carl V. Meyer 1928-7-26 538 Riverside Deer Springs 2651 Comment
  JOTR32532C  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 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
  UCR241919  Pholistoma auritum A. C. Sanders, Timothy W. Chumley 2013-3-28 40699 Riverside Peninsular Range, Alberhill, between I-15 Fwy and Temescal Canyon Rd., west side of Lake St. 376 Comment
  POM47496  Pholistoma membranaceum Mary F. Spencer 1920-4-4 1583 Riverside Near Palm Springs; Colorado Desert. 1220 Comment
  RSA604753  Pholistoma membranaceum A. C. Sanders 1995-4-13 16507 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 701 Comment
  UC605036  Pholistoma racemosum S. B. Parish 1880-6-12 Riverside near Agua Caliente Comment
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Sep 16 2016
  UCD102027  Phoradendron bolleanum Steve Boyd 1985-12-14 1193 Riverside Gavilan Hills, Harford Springs County Park. Comment
  POM48145  Phoradendron californicum S. B. Parish 1920-3-26 20010 Riverside Indian Wells. Comment
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Mar 12 2011
  UC1550227  Phoradendron californicum Dennis Kucera 1987-11-14 Riverside e. Banning (off Fields Rd., Malki Museum garden, Morongo Indian Reservation); Morongo Indian Reservation, Malki Museum garden 609 Comment
  UC483744  Phoradendron californicum F. R. Fosberg 1932-3-13 8089 Riverside Coachella Valley, Thousand Palms Canyon Comment
  UCR139382  Phoradendron californicum I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  UCR17314  Phoradendron californicum N. R. Zabriskie, W. W. Zabriskie 1971-10-24 460 Riverside Western Colorado Desert/ San Jacinto Mtns, E slope of San Jacinto Mountains, Andreas Canyon watershed, SE of turnoff to clubhouse from Andreas Canyon Club Road 320 Comment
  UCR256341  Phoradendron californicum Duncan S. Bell 2012-2-12 3127 Riverside Mojave Desert, Mecca Hills, c. 1.25 air miles north of Box Canyon Road, and c. 4 air miles southwest of Shavers Well 256 Comment
  UCR281867  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-21 43356 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  UCR48551  Phoradendron californicum J. Glazner 1985-4-5 s.n. Riverside Sonoran (Colorado) Desert, Near Red Rooster resort on Hwy 95 at the Colorado River c. 20 mi. north of Blythe, near mouth of Slaughter Tree Wash 91 Comment
  JOTR16865  Phoradendron densum Hogan, J. 1974-5-6 34 Riverside Joshua Tree National Park. JUNCTION OF EUREKA PEAK AND UPPER COVINGTON FLATS ROADS 1554 Comment
  UCR270703  Phoradendron densum John F. Emmel 1998-8-3 1583 Riverside Peninsular Range, north end of the Santa Rosa Mountains, south base of Sugarloaf Mountain, Pinyon Flat 1220 Comment
  UCR83575  Phoradendron densum A. C. Sanders, P. J. MacKay, L. Lubinsky, Pesach Lubinsky 1994-10-30 15853 Riverside San Bernardino Mtns., Whitewater River Canyon between Red Dome & Stills Landing, SE of VABM Paw (2988 ft.) 854 Comment
  SD229303  Phoradendron leucarpum subsp. tomentosum Dick Schwenkmeyer 2012-8-6 773 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  CDA22387  Phoradendron macrophyllum R. L. McClain 1958-4-7 Riverside V. E. Boyer property, Thornton Street & Hemet Avenue, Hemet. 0 Comment
  SD187490  Phoradendron macrophyllum Scott D. White, Angelia Carey 2004-4-16 10156 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  CAS-BOT-BC171152  Phoradendron serotinum subsp. tomentosum H. M. Hall 1901-7-1 2531 Riverside San Jacinto Mountains, southern California, wooded slopes and benches of teh S side 1615 Comment
  RSA592668  Phoradendron villosum Scott D. White, D. Haselfeld 1996-7-2 4260 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  RSA191744  Physalis crassifolia Robert F. Thorne 1963-3-29 32428 Riverside Colorado Desert, 12 miles ENE of Mecca. Comment
  SD230304  Physalis crassifolia V. W. Steinmann 1999-10-26 1414 Riverside Foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 324 Comment
  SEINET3078100 Image available Physalis crassifolia B. Pitzer 1988-3-10 656 Riverside W side of Chuckwalla Mountains, on gas line road ca. 1.5 mi N of intersection with Red Cloud Mine Rd (and wash); ca. 2 miles (airline) S of Hwy I-10. 488 Comment
  UCR4493  Physalis crassifolia Frank C. Vasek 1960-3-24 600324- 17 Riverside Western Colorado Desert, Deep Canyon, Palm Desert [Palm Springs Museum's Deep Canyon Sanctuary] Comment
  RSA278977  Physalis crassifolia var. crassifolia Barry A. Prigge, L. Martinez 1978-3-23 2429 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA370843  Picris echioides R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61274 Riverside Sandia Canyon, De Luz-Murrieta Road 260 Comment
  RSA370844  Picris echioides R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61274 Riverside Sandia Canyon, De Luz-Murrieta Road 260 Comment
  UCR36315  Pinus coulteri R. M. Adams 1982-3-8 62-054 185 Riverside San Jacinto Mtns., in Bay Tree Flats, 1.2 mi south of Vista Grande Ranger Station Comment
  UCSB70  Pinus jeffreyi Waian, Lee 1960-5-14 Riverside At the top of Black Mtn. at the Black Mtn. campground; San Jacinto Mtns., about 15 miles from Banning on road to Idyllwild 2133 Comment
  UCSB82  Pinus lambertiana Waian, Lee 1960-5-14 Riverside At the top of Black Mtn. at the Black Mtn. campground; San Jacinto Mtns., about 15 miles from Banning on road to Idyllwild 2133 Comment
  CDA14910  Pinus monophylla L. D. Merrill 1998-8-11 s.n. Riverside Transverse Ranges; Santa Rosa Mountain. 0 Comment
  CLARK-A1528-3629  Pinus monophylla John C. Roos 1938-8-7 586 Riverside San Jacinto Mountains Comment
  UCSB96  Pinus monophylla Haller, John 1950-5-21 Riverside San Jacinto Mtns., Pinon Flat 1219 Comment
  RSA384462  Pinus quadrifolia Gale Sphon 1955-5-22 s.n. Riverside Pinon Flats, San Jacinto Mountains. Comment
  RSA450184  Pinus quadrifolia J. C. Roos 1965-8-18 s.n. Riverside Summit of Pines to Palm Hwy., Thomas Valley, San Jacinto Mtns. Comment
  SEINET3874495 Image available Pinus quadrifolia R. M. Lanner 1970-12-17 2084 Riverside San Jacinto Mountains San Bernardino National Forest. Along Highway 74.; 0 Comment
  UCD14088  Pinus quadrifolia Stephen K. Langer 1995-4-8 s.n. Riverside California, Riverside Co.; Highway 371, ca. 0.5 mi. from junction with Highway 74, Santa Rosa Mountains, Comment
  HSC92883  Pinus torreyana A. C. Sanders 1995-12-21 17939 Riverside Riverside: yard at 5081 Magnolia Ave 259 Comment
  RSA221042  Piperia cooperi E. W. Lathrop 1966-5-8 6479 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  CDA2307  Piptatherum miliaceum C. Canyon 1963-6-24 Riverside Temescal Canyon, Santa Ana Mountains. 0 Comment
  RSA715055  Pistacia atlantica A. C. Sanders, T. B. Salvato 2003-5-21 26801 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR226074  Plagiobothrys acanthocarpus A. C. Sanders, T. B. Salvato 2011-4-1 38943 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  RSA495425  Plagiobothrys canescens Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2951 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  UCR266807  Plagiobothrys canescens Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 10 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  UCR91471  Plagiobothrys canescens Scott D. White, M. Jacobsmeyer 1996-4-20 3979 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  JEPS68010  Plagiobothrys collinus W. L. Jepson 1939-4-17 19130 Riverside near Twin Springs; Temescal Canyon 274 Comment
  OBI53612  Plagiobothrys collinus Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 and Indian Truck trl 381 Comment
  UCR122564  Plagiobothrys collinus George K. Helmkamp, E. A. Helmkamp 1998-4-24 3375 Riverside San Jacinto Mountains, 0.1 mi east of the junction of Calif. Hwy 74 and Calif. Hwy 371, SE side of the mountains 1494 Comment
  UCR150243  Plagiobothrys collinus John F. Green 2005-2-14 s.n. Riverside Moreno Valley, Lasselle St. at Ironwood Ave., N of the 60 Fwy 564 Comment
  UCR152648  Plagiobothrys collinus A. C. Sanders 2005-4-22 29599 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR134643  Plagiobothrys collinus var. californicus Mitch Provance 1998-4-10 410 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  UCR182164  Plagiobothrys collinus var. californicus Mitch Provance 2003-4-5 6608 Riverside San Bernardino Valley, SW extreme of the Jurupa Mountains, Glen Avon, slopes N of the northern extreme of Campbell St 274 Comment
  UCR20732  Plagiobothrys collinus var. californicus A. C. Sanders, Steve Boyd 1980-5-2 1406 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA625810  Plagiobothrys collinus var. fulvescens Scott D. White, Julie Greene 1997-3-12 4769 Riverside Pedley area, S foot of Jurupa Hills: Just N of SR 60 Freeway at Pedley exit. 274 Comment
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Apr 2 2011
  SBBG128891  Plagiobothrys collinus var. fulvescens A. C. Sanders, T. W. Chumley 2013-4-2 40735 Riverside Temescal Cyn at W side of Horsethief Cyn Rd, S of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA80199  Plagiobothrys collinus var. ursinus F. W. Peirson 1922-5-19 3041 Riverside Hemet Valley, San Jacinto Mountains. 1341 Comment
  UCR166808  Plagiobothrys leptocladus R. E. Riefner Jr. 2005-4-22 05- 241 Riverside Patton Rd. at Patterson Ave., SE of Winchester near San Diego Aqueduct 452 Comment
  POM184250  Plagiobothrys nothofulvus P. A. Munz 1932-3-24 12013 Riverside Corona 366 Comment
  POM287294  Plagiobothrys nothofulvus Lyman Benson 1932-3-26 3176 Riverside Temecula Grade. Temecula Valley. 549 Comment
  UCR121203  Plagiobothrys nothofulvus D. E. Bramlet 1990-4-26 1974 Riverside Peninsular Range, E side of Rawson Canyon, c. 7000 ft. (1.3 mi.) south of Crown Valley and 8,500 ft. (1.6 mi.) NW of Black Mountain 579 Comment
  SD90575  Plagiobothrys undulatus Robert F. Thorne, Eatl Lathrop 1969-5-12 37931 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  POM184244  Plantago erecta P. A. Munz 1932-3-24 12021 Riverside North of Elsinore 305 Comment
  RSA670711  Plantago erecta Bonnie C. Templeton, I. W. Clokey 1930-4-9 1021 Riverside North of Banning 457 Comment
  SBBG104035  Plantago erecta A. C. Sanders 1993-4-1 13663 Riverside western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St and Devonshire Ave, 0.75 mi NE of the intersection of Florida Ave (Hwy 74) and Warren Rd 460 Comment
  UCR103735  Plantago erecta A. C. Sanders, G. Helmkamp 1997-3-15 19983 Riverside Lake Skinner area, NE shore of Skinner Lake, SE foot of Bachelor Mtn., NE slopes of a small hill 473 Comment
  UCR180695  Plantago erecta Mitch Provance 2003-4-26 9882 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
  UCR216394  Plantago erecta Mike Bell 2008-3-30 022 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  UCR240635  Plantago erecta Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 42 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Hathaway Canyon 884 Comment
  SD262339  Plantago lanceolata T. B. Salvato, Gregg Miller 2005-6-3 1372 Riverside Peninsular Range; Perris-Aguanga Basin Region: San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon (Romoland 7.5'Q) 427 Comment
  SDSU13354  Plantago lanceolata Joseph Verfaillie, Shasta Gaughen 2000-4-29 47 Riverside Santa Margarita Eclogical Reserve North side. The north side of the river about 1/3 mile west of the pipe line crossing. About 15 feet from the river 232 Comment
  UCR256776  Plantago lanceolata T. B. Salvato, Matthew Malle 2013-5-20 7582 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  RSA402032A  Plantago ovata var. fastigiata Robert L. Dressler 1949-3-19 383 Riverside Box Canyon, Orocopia Mts. Comment
  RSA68989  Plantago ovata var. fastigiata F. W. Peirson 1914-04 s.n. Riverside Whitewater at head of Coachella Valley. Comment
  UCSB6240  Plantago ovata var. fastigiata Kamb, Peter 1948-4-11 Riverside Aqueduct Road; 5 mi east of Garnet, Coachella Valley 304 Comment
  JEPS3456  Plantago patagonica Marjorie D. Clary 1932-5-13 1633 Riverside Lost Horse Canyon Colorado Desert, Little San Bernardino Mountains 1219 Comment
  JOTR32377  Plantago patagonica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2488 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail; Pine-oak woodland among granitic boulder outcrops and narrow drainage system (Stop 3) 1295 Comment
  RSA771680  Plantago patagonica Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4987 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 750 Comment
  SD185279  Plantago patagonica A. C. Sanders, J. C. Dice, et al. 1995-3-29 16240 Riverside San Jacinto Mountains; San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Highway 111 and Snow Creek Village. 334 Comment
  UCR127573  Plantago patagonica D. E. Bramlet 2003-4-18 3374 Riverside Base of San Jacinto Mtns., 2,348m south of Cabazon, 2,012m northwest of Cabazon Peak, and 183m northwest of the Colorado River Aqueduct 548 Comment
  RSA180285  Platanus racemosa E. W. Lathrop 1964-5-10 5365 Riverside 10 miles west of Murrieta. 610 Comment
  UCR174245  Platanus racemosa A. C. Sanders, T. B. Salvato 2006-6-2 33073 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UC2029972  Platystemon californicus S. D. White, Bill La Haye 2000-5-27 7946 Riverside SAN JACINTO MOUNTAINS: Baldy Mtn. area. Comment
  UCR25367  Platystemon californicus John C. Roos 1952-4-13 5532 Riverside N side of the Box Springs Mountains 457 Comment
  UCSB46705  Platystemon californicus Reed, Susan 1977-03 Riverside left side of Cajalco Rd; 1.5 miles west of Lake Matthews 365 Comment
  SEINET13710927  Platystemon californicus S. W. Austin, S. W. Austin 1969-1 23 Riverside W Slope of Mts, E of Railroad Tracks & N of RaviNE N of Big Springs Rd 1500 Ft 457 Comment
  RSA0019778  Pleuraphis rigida April Garbat, Rachel Poutasse 2013-3-20 10 Riverside Graham Pass Rd, S 5 miles from junction with Chuckwalla Rd. In drainage/wash to west of rd, 1 mile S of power lines. 145 Comment
  RSA678444  Pleuraphis rigida Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10492 -A Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  RSA796506  Pleuraphis rigida Jim Andre 2012-3-19 21365 Riverside Palen Valley; along Palen Pass Road (dirt), 1.2 miles east of Highway 177. 184 Comment
  UC724190  Pleuraphis rigida Aven and Ruth Nelson 1939-3-30 3342 Riverside Hiway 60 near Desert Center Comment
  UCR220311  Pluchea odorata Bill Wagner 2005-10-7 s.n. Riverside Peninsular Range; Gavilan Hills Region, Cajalco Flood Control Basin site (proposed, since constructed), at NE corner of El Sobrante Rd. and Cajalco Rd. 447 Comment
  UC64806  Pluchea odorata var. odorata E. E. Schellenger 1904-10-17 23 Riverside Dos Palmas Colorado Desert Comment
  RSA783398  Poa fendleriana J. D. Olmsted 1962-6-23 5290 Riverside SE San Bernardino Mts: Along trail to Calelectric water intake on S. fk. Whitewater River. Comment
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Feb 24 2013
  UCR104905  Poa howellii A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20646 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  RSA741264  Poa pratensis Scott D. White, Justin M. Wood 2008-7-10 12455 Riverside Fobes Spring 1500 Comment
  UCD91843  Poa pratensis Alan A. Beetle 1946-6-20 4397 Riverside San Jacinto Mt., near Idlewilde. 1219 Comment
  RSA552738  Poa secunda Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6760 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  UC1930120  Poa secunda Scott D. White, Michael Honer 2003-4-29 9122 Riverside SAN BERNARDINO MTNS: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. Comment
  VVC574  Poa secunda A. C. Sanders, J. Mac 1997-5-4 20663 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
  SDSU18642  Poa secunda subsp. juncifolia C. Matt Guilliams, Jeannine Ross 2008-3-12 531 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. 428 Comment
  UC39727  Poa secunda subsp. secunda H. M. Hall 1899-5-22 1143 Riverside Sacate Verde; San Jacinto Mts 1389 Comment
  UCR98118  Poa secunda subsp. secunda Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 4023 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  RSA585646  Polycarpon depressum D. L. Banks, Steve Boyd 1995-3-15 0082 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 732 Comment
  UCR14558  Polycarpon tetraphyllum W. H. Evart 1974-7-3 s.n. Riverside Riverside, 2085 Loma Vista St. [West of Chicago Ave. & north of University Ave.] Comment
  UCR37488  Polypodium californicum Steve Boyd 1981-2-2 s.n. Riverside Peninsular Range, Gavilan Hills, Rocky Bluff Ridge Comment
  CLARK-A1528-88  Polypogon monspeliensis C. M. Flanagan 1973-5-31 OO 641 Riverside Morongo Indian Reservation 1158 Comment
  SEINET3130262  Polypogon monspeliensis W. B. Crockatt sn Riverside Prado 91 Comment
  UCR16998  Populus fremontii Arthur Douglas 1969-5-22 25 Riverside Near Arlington. Below W end of Fremont Street, in vicintiy of Santa Ana River 183 Comment
  UCR237693  Populus fremontii Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4589 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
  RSA339237  Porophyllum gracile R. F. Thorne, Gertrud Dahlgren 1979-8-23 53613 Riverside Corronwood Springs Area Comment
  SD129617  Porophyllum gracile Steve Myers 1990-3-21 Riverside Santa Rosa Plateau, Along Los Gatos Road, 0.5 miles south of Buena Vista Road (2 miles west of Sandia Canyon & 0.1 miles north of S.D.Co.Line 365 Comment
  UC63187  Porophyllum gracile H. M. Hall May 1901 1864 Riverside along the borders of the, Eastern base Colorado Desert Comment
  CAS-BOT-BC453922  Potamogeton pectinatus Lathrop; Thorne 1967-9-26 6623 Riverside 6 mi. NW of Murrieta Comment
  RSA0030748  Potentilla glandulosa subsp. hansenii Edmund C. Jaeger 1921-7-9 s.n. Riverside S. side Strawberry Valley. San Jacinto Mts. 1585 Comment
  RSA200061  Potentilla gracilis var. elmeri L. B. Ziegler 1967-8-1 s.n. Riverside Upper Hurkey Creek south side of San Jacinto Mts. Comment
  UCR240204  Prosopis glandulosa C. J. Minar 1994-5-7 12 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Salton Sea near Dos Palmas Oasis -27 Comment
  POM244814  Prosopis glandulosa var. torreyana E. C. Jaeger 1938-8-15 s.n. Riverside Cottonwood Creek, 20 miles south of Hemet 976 Comment
  SEINET3269556 Image available Prosopis glandulosa var. torreyana M. F. Wojciechowski 2000-4-5 875 Riverside Ca. 5 mi north of Blythe along US 95. Comment
  UCR270201  Prunus dulcis A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42420 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, c. 0.3 km NW (161 deg. ) of water tank 473 Comment
  RSA25423  Prunus fasciculata C. Leo Hitchcock 1940-4-2 5916 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  CLARK-A1045-109  Prunus fremontii George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep Canyon; Palm Desert 15'Q Comment
  UC861037  Prunus fremontii Ivan Johnston Apr 4 1917-Apr 6 1917 1101 Riverside Colorado Desert, Palm Canyon Palm Canyon; Colorado Desert, Palm Canyon 304 Comment
  CLARK-A1528-3072  Prunus ilicifolia John C. Roos 1940-5-4 Riverside San Timoteo Canyon Comment
  POM126246  Psathyrotes ramosissima Thos. Craig 1927-4-2 61 Riverside Canyon near Hidden Springs. Comment
  JOTR01283  Psathyrotes ramosissima Cole, James E. 1941-4-13 580 Riverside Joshua Tree National Park. PINTO PASS; 0.5 MILES NORTH OF MEEK'S CABIN 609 Comment
  RSA276746  Pseudognaphalium biolettii John F. Emmel 1978-2-2 588 Riverside Along SW base of San Jacinto Mts, Canyon, 2 air miles NW of Soboba Hot Springs. 610 Comment
  SEINET2054399 Image available Pseudognaphalium stramineum Becky Brooks 1973-5-26 Riverside Corona, approximately 100 yds. north of Ontario Rd. and 200 yds west of start of Lake Elsinore Frwy. Just into foothills. 225 Comment
  POM14280  Psilocarphus brevissimus P. A. Munz 1922-4-29 5065 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  UCR182525  Psilocarphus brevissimus Mitch Provance 2005-5-17 6574 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR114955  Psilocarphus brevissimus var. brevissimus Fred M. Roberts 1992-4-25 4867 Riverside San Jacinto Valley, Upper Salt Creek Watershed adjacent to Hemet, NW corner of California Avenue and Stowe Road, 3.3km ENE Winchester 455 Comment
  SJSU5521  Psilostrophe cooperi R. C. McGehee 1970-4-16 215 Riverside by road between Wileys Well & Nyland Comment
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Aug 30 2007
  JOTR01284  Psilostrophe cooperi Cole, James E. 1941-5-21 752 Riverside Joshua Tree National Park. COTTONWOOD SPRING WASH 914 Comment
  UCR87642  Psorothamnus arborescens A. C. Sanders 1994-5-29 14555 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  UCD108307  Psorothamnus emoryi P. C. Everett; E. K. Balls 1958-4-29 23023 Riverside 5.3 mi. ne. from Desert Center along road to Rice and Vidal Jct. 243 Comment
  UCR17308  Psorothamnus emoryi K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  SD27953  Psorothamnus emoryi var. emoryi Carl B. Wolf 1932-4-26 2967 Riverside Colorado Desert 3 miles east of Mecca on blythe road Comment
  CAS-BOT-BC340915  Psorothamnus schottii C. L. Hitchcock 1940-3-29 5849 Riverside Ca. 12 mi. east of Indio Comment
  CAS-BOT-BC340917  Psorothamnus schottii Carl B. Wolf 1932-4-27 2990 Riverside Colorado Desert. 14 mi. E. of Mecca, on Blythe Road (E. of Shavers Well) 152 Comment
  RSA404255  Psorothamnus schottii D. A. Young 1969-4-18 P 353 Riverside 3 mi SE of hwy 74 (approx 8 mi S of Palm Desert) near the fence of the Univ. of Riverside Deep Canyon Research Station. 366 Comment
  RSA404257  Psorothamnus schottii P. J. Remple 1942-3-22 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  POM1899  Psorothamnus spinosus J. S. Clease 1916-03 s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  POM12877  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-5 6012 Riverside Tahquitz Valley, San Jacinto Mountains 2194 Comment
  CAS-BOT-BC421258  Pterostegia drymarioides A. C. Sanders; T. B. Salvato; Matthew Malle; Jonas Winbolt; Katie A. Kurtz 2010-4-2 37735 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
  HSC17563  Pterostegia drymarioides C. L. Hitchcock, C. V. Muhlick 1964-3-17 23079 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  SDSU13935  Pterostegia drymarioides Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2139 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR102756  Pterostegia drymarioides B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3578 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR112974  Pterostegia drymarioides B. G. Pitzer, T. Tennant 1998-2-21 3542 Riverside Sonoran (Colorado) Desert, S-facing fan on north side of Hayfield Lake, along road to pumping plant. 427 Comment
  RSA771347  Pulicaria paludosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4530 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR95483  Purshia stansburyana Steve Boyd, Lorrae Fuentes 1996-5-2 8764 Riverside Peninsular Range; Santa Ana Mtns., Along the Main Divide Road c. 3.5 mi NW of Morrell Potrero Comment
  JOTR16838  Purshia tridentata var. glandulosa Hogan, J. 1974-5-6 43 Riverside Joshua Tree National Park. LOWER COVINGTON FLAT PARKING AREA 1432 Comment
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Jun 9 2013
  RSA336052  Purshia tridentata var. glandulosa Robert F. Thorne, A. Shmida, R. Whittaker 1978-4-23 52082 Riverside Pinyon Flats: along Hwy 74, Santa Rosa Mountains. Comment
  UC1329921  Purshia tridentata var. glandulosa James E. Cole 1941-5-17 722 Riverside Covington Flat; Joshua Tree National Monument 1584 Comment
  SD260962  Quercus Mitch Provance 2012-4-20 412 36 Riverside San Timoteo Canyon, 0.8 mi south-southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd. / Oak Valley Parkway. 671 Comment
  UCR266607  Quercus Mitch Provance 2009-9-10 17426 Riverside San Bernardino Mountains, Banning, beneath SCE lines, about 0.95 mi N of the intersection of Florian St. and W Gilman 909 Comment
  UC5837  Quercus X acutidens Samuel B. Parish 1891-11-3 2256 Riverside near Murietta Comment
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Jul 15 2009
  JEPS20059  Quercus X morehus Carl V. Meyer 1929-11-25 Riverside Saunder's Meadow Mt. San Jacinto Comment
  POM49846  Quercus agrifolia var. agrifolia P. A. Munz, IM Johnston 1924-7-29 8884 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  SD193296  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31561 Riverside Valley Hi County Park off Highway 243 and Twin Pines Rd. at McMullen Flat. 1189 Comment
  UC219580  Quercus agrifolia var. oxyadenia P. A. Munz 1922-7-3 5955 Riverside Vandeventer Flat San Jacinto Mt. 1371 Comment
  RSA559450  Quercus berberidifolia Steve Boyd, T. S. Ross 1992-5-5 7218 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  RSA666650  Quercus berberidifolia A. C. Sanders, Kent Beaman 2002-5-10 25055 Riverside Santa Ana Mtns., Santa Rosa Plateau: hills west of the head of De Luz Creek, 0.4 mi south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral. 671 Comment
  SDSU13623  Quercus berberidifolia W. Miller with C. Mosse 1972-7-19 Riverside Comment
  UCR135862  Quercus berberidifolia A. C. Sanders 2004-4-20 27524 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
  CHSC21926  Quercus chrysolepis L. A. Bellue; Robert A. Schlising 1970-11-7 2954 Riverside Morris Ranch Road, 3.3 miles N Highway 74. Comment
  CAS-BOT-BC86545  Quercus dumosa C. L. Hitchcock; C. V. Muhlick 1964-3-17 23102 Riverside 10 miles N of Pala, on road to Elsinore Comment
  RSA575841  Quercus engelmannii Steve Boyd 1982-10-28 s.n. Riverside Gavilan Hills region, ''Blue Oak Canyon'', tributary of Dawson Canyon drainage northern flank of Estelle Mountain. 427 Comment
  UCR60994  Quercus engelmannii B. G. Pitzer 1988-6-10 1051 Riverside Santa Ana Mtns., Rancho California area, intersection of Sandia Creek Road and La Cruz Drive Comment
  POM145260  Quercus turbinella E. C. Jaeger 1927-12-20 s.n. Riverside Palm Canyon, Eagle Mts. 915 Comment
  UC917880  Quercus wislizeni Frank W. Gould 1943-4-18 2136 Riverside 8 mi e Idlewild Comment
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Sep 29 2011
  UCR262386  Quercus wislizeni Tom Scott 2011-1 2011- 573 Riverside San Bernardino Mtns., south side of mountains in Banning Canyon on USFS road 2S01, c. 6.1 miles up canyon 1470 Comment
  UCSB1291  Quercus wislizeni var. frutescens Haller, John 1950-5-20 Riverside Montane Forest Comment
  CAS-BOT-BC362518  Rafinesquia californica Ivan Johnston 1917-4-4 1075 Riverside Colorado Desert. Palm Canyon 304 Comment
  RSA608220  Rafinesquia californica R. S. Woglum 1941-5-17 3058 Riverside Peninsular Ranges / Sonora Desert transition: Horse Canyon off Coyote Canyon. Comment
  SD140180  Rafinesquia californica Scott White 1993-4-22 1256 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  SDSU12948  Rafinesquia californica Jutta Buschbom 1991-6-3 22 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
  RSA357783  Rafinesquia neomexicana R. F. Thorne, M. Z. Thorne 1973-3-30 42670 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  SEINET13717527  Ranunculus aquatilis Unknown 1969-5-15 3226 Riverside 6 miles W. of Murrieta on Santa Rosa Plateau at Tenaja Lake; ca. 2 mi. E. of Tenaja Forest Station Comment
  POM295  Ranunculus cymbalaria var. saximontanus D. L. Crawford 745 Riverside At side of Lake Riverside. Comment
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Sep 3 2011
  UC9432  Ranunculus eschscholtzii var. oxynotus H. M. Hall July, 1901 2414 Riverside San Jacinto Mountains; near the summit 3291 Comment
  RSA701410  Ranunculus hebecarpus Steve Boyd, Aydee Virgen 2004-4-13 10887 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  CSUSB565  Raphanus sativus Steve Stadler 1966-3-2 030266 21 Riverside Riverside city. Found in open field west of the corner of Blain Street and Canyon Crest. 50 yards from corner in back of a house. 304 Comment
  HSC98201  Rhamnus crocea C. L. Hitchcock, C. V. Muhlick 1964-3-17 23094 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  SDSU13624  Rhamnus crocea W. Miller 1972-8-24 Riverside Northwest corner above small valley. Comment
  UCR90986  Rhamnus crocea Scott D. White 1996-3-31 3872 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  UCR4789  Rhamnus ilicifolia Ronald Somerby 1966-7-8 s.n. Riverside Santa Ana Mtns., mouth of Tin Mine Canyon, 3.6 mi. SW of Corona 427 Comment
  CLARK-A1528-2685  Rhododendron occidentale John C. Roos 1941-8-2 79 Riverside San Jacinto Mountains Comment
  RSA787603  Rhododendron occidentale Keith E. Hoffmaster 1937-7-5 817 Riverside San Jacinto Mountains, Pine Flat. Comment
  RSA79404  Rhododendron occidentale Percy C. Everett, L. W. Lenz, E. K. Balls 1952-7-1 17275 Riverside Fuller Mill Creek, 2.4 miles south from Lake Fulmore. 1372 Comment
  SBBG59933  Rhododendron occidentale M. Lewis 1947-8-26 9 Riverside Dark Cyn 1981 Comment
  SBBG59934  Rhododendron occidentale M. Lewis 1948-6-20 Riverside Dark Cyn 1981 Comment
  UCSB26759  Rhododendron occidentale Wilken, Dieter 1969-6-30 Riverside Black Canyon, along County Road R1, 8.6 miles north of Idyllwild, San Jacinto Mtns. 1524 Comment
  CDA28764  Rhododendron occidentale var. californicum G. F. Hrusa 1993-6-23 9769 Riverside San Jacinto Mountains; N Fk. San Jacinto River, Dark Canyon. 1694 Comment
  UCR91415  Rhus ovata Scott D. White 1995-4-5 2703 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  UC63999  Rhus trilobata H. M. Hall 1897-5-19 559 Riverside vicinity of Chalk Hill; San Jacinto Mountains Comment
  RSA717670  Ribes californicum A. C. Sanders 2004-2-6 27379 Riverside Foothills at edge of Temescal Valley, ridge proposed for removal at development called Trilogy at Glen Ivy, south of Brown Canyon. 427 Comment
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Jun 27 2010
  UCR26635  Ribes californicum var. hesperium E. W. Lathrop 1966-3-30 6127 Riverside Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso & Santiago Peak 1220 Comment
  SDSU5892  Ribes cereum Charles F. Phleger 1962-5-13 Riverside Collected on road leading up to Black Mountain in the San Jacinto Mountains. Comment
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Feb 28 2013
  RSA90124  Ribes cereum E. K. Balls, P. C. Everett 1953-8-19 18541 Riverside Mtn Home Spring, santa Rosa Mt 1921 Comment
  CLARK-A1528-6881  Ribes indecorum John C. Roos 1946-12-27 3194 Riverside Box Springs Mountains Comment
  POM294431  Ribes indecorum Lyman Benson, Robert Benson 1952-3-23 14840 Riverside Northeast of Santa Rosa peak, Pines to palms Hwy, view point for Jacinto Mt. Colorado desert. 1159 Comment
  RSA543310  Ribes indecorum Steve Boyd 1991-3-17 5486 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA716372  Ribes indecorum Scott D. White 2006-4-27 11290 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  SBBG101699  Ribes indecorum S. Boyd, T. Ross, M. Hammitt 1991-5-2 6115 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SD152830  Ribes indecorum Steve Boyd 1993-3-14 7725 Riverside San Mateo Canyon Wilderness Area; south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon. 975 Comment
  UC1608282 Image available Ribes indecorum Steve Boyd, Tim Ross 1993-2-22 7720 Riverside w Perris (in canyon along Santa Rosa road beween Gavilan Plateau and road to Steele Valley); Gavilan Hills 624 Comment
  UCR96802  Ribes indecorum A. C. Sanders, O. F. Clarke & H. Forster 1997-3-2 19768 Riverside Box Springs Mountains, E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  UCSB39052  Ribes malvaceum var. malvaceum Jorgensen, Jan 1982-1-19 Riverside 3 kilometers up highway 243 from interstate 10; Banning; San Jacinto Mountains Comment
  UC11633  Ribes nevadense H. M. Hall May 1899 Riverside Strawberry Valley San Jacinto Mountains Comment
  UCR113557  Ricinus communis Mitch Provance 2000-9-1 2231 B Riverside Jurupa Mtns., Pyrite Canyon, c. 0.5 miles SW of peak 1538 305 Comment
  SDSU12269  Rorippa nasturtium-aquaticum Jeremy Mass, Ryan Jacobsen 2000-4-19 18 Riverside Growing in Stone Creek near Southside Field Station, Santa Margarita Ecological Reserve (SDSU). 251 Comment
  POM366415  Rubus parviflorus M. B. Dunkle 1933-7-21 3731 Riverside Idyllwild. 1616 Comment
  UC12972  Rubus parviflorus H. M. Hall 1898-6-30 961 .5 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley 1828 Comment
  POM366441  Rubus ursinus J. D. Olmsted 1962-5-10 3625 Riverside Coldwater Canyon, Corona city water supply. 396 Comment
  RSA800237  Rudbeckia hirta var. pulcherrima Justin M. Wood 2010-6-17 2048 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  UCR140736  Rumex crispus A. C. Sanders 2004-5-12 27857 Riverside Elsinore Basin Region, Alberhill Mountain, northwest foot near Lake St. at Alberhill 378 Comment
  RSA523494  Rumex hymenosepalus Steve Boyd, Tim S. Ross, L. Arnseth 1990-3-30 3954 Riverside Vail Lake Area, granitic ridge at S end of Black Hills S of Big Oak Mtn. 732 Comment
  UCR171905  Rumex hymenosepalus John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR182351  Rumex maritimus Mitch Provance 2005-5-17 6553 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  RSA653331  Rumex pulcher Mitch Provance 2000-4-8 2217 Riverside Jurupa Mountains: Belltown, SW side of Market St. (Crestmore Road) at Bell Ave. 79 Comment
  UCR194222  Rumex salicifolius Scott D. White, Angelia Carey 2004-6-4 10480 B Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UCR8209  Rumex salicifolius var. denticulatus B. Freeman 1969-6-27 690627- 5 Riverside San Jacinto Mtns., University of California James Reserve Trailfinders' Camp, near Lake Fulmor, on road from Banning to Idyllwild. Occurring north of lodge beside Indian Creek, and along creek nearest to gate, near Indian Creek Comment
  POM13072  Sagina saginoides E. C. Jaeger 1922-7-6 s.n. Riverside Long Valley. Comment
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Apr 4 2011
  RSA0108534  Sagittaria latifolia I. M. Johnston 1925-7-7 5288 Riverside Santa Ana River ca. 3 miles S of Wineville [Mira Loma Station]. 183 Comment
  RSA659609  Salix exigua J. C. Roos 1947-2-15 3244 Riverside Lost Palms Canyon. Comment
  LA208667  Salix gooddingii Carl W. Sharsmith; 1932-3-20 14 Riverside Santa Rosa Mountain, Diablo Canyon, foot of E slope of mountains; 3 m above canyon mouth, near Clary's Coral Reef Ranch Comment
  SD178250  Salix gooddingii A. C. Sanders 2004-5-12 27866 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek. 377 Comment
  UCD110975  Salix gooddingii A. C. Sanders; T. B. Salvato 2003-5-21 26785 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR252611  Salix gooddingii T. B. Salvato, Matthew Malle 2013-4-2 7496 Riverside Perris-Aguanga Basin, Wildomar, c. 2 mi east of Lake Elsinore, west side of Mission Trail, north of Victorian Lane 387 Comment
  RSA543185  Salix laevigata Steve D. Boyd 1991-3-17 5502 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCD111123  Salix laevigata C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi. e. of Glen Ivy Hot Springs. Comment
  RSA495463  Salix lasiolepis Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-18 2992 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA192152  Salsola tragus E. W. Lathrop 1965-9-22 6023 Riverside 8 miles west of Murrieta; plateau of the Santa Ana Mts. 610 Comment
  RSA0095112  Saltugilia australis J. D. Olmsted 1962-5-3 3519 Riverside Along road from Santa Rosa Indian Reservation to old village, etc. At first canyon crossing to SW side. 1555 Comment
  UCR251305  Saltugilia australis T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7430 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  RSA0095111  Saltugilia australis Steve Boyd 1980-5-6 s.n. Riverside Motte Reserve. Rocky hills 2.5 mi NW of Perris. 518 Comment
  RSA67604  Saltugilia splendens Verne Grant, Alva Grant 1950-4-9 8839 Riverside Palm Springs. Comment
  SD4321  Salvia apiana Fidella G. Woodcock 1928-4-27 Riverside San Jacinto mountain near bridge of S.J. Creek Comment
  RSA388499  Salvia carduacea Steve Boyd 1986-5-1 1818 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  UCR172728  Salvia carduacea Andrea Salzman, Rosina Gallego 2006-4-21 83 Riverside Perris-Aguanga Basin, Wilson Valley between Sage and Radec, off Sage Road 640 Comment
  RSA401483  Salvia columbariae M. B. Dunkle 1932-3-25 2890 Riverside Cabazon, Colorado Desert. 457 Comment
  RSA770687  Salvia columbariae Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4789 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  SBBG97214  Salvia columbariae W. L. Halvorson 1977-2-15 77 -25 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SD125662  Salvia columbariae Michael Theroux 1983-4-16 536 Riverside Black Mt, 2.5 Mi W of Lake Isabella at Wofford Hts., N Side of Hwy 155, Boundary of Sequoia Nat Forest 1128 Comment
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Aug 26 2014
  UCR241103  Salvia columbariae A. C. Sanders, Timothy W. Chumley 2013-4-2 40740 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCSB5777  Salvia columbariae Stoppel, Gordon 1958-3-22 Riverside Off side road; at campsite near Indio highway; several miles from Indio Comment
  RSA6729  Salvia eremostachya B. D. Stark 1933-4-2 4537 Riverside 3 miles below Pinyon Flats, San Jacinto Mts. (Palms to Pines Road). 1067 Comment
  SD40734  Salvia eremostachya B. D. Stark 1933-5-13 4986 Riverside San Jacinto Mountains; 8.0 miles up on the Palms to Pines Highway. 1220 Comment
  UCLA69693  Salvia eremostachya Elizabeth McClintock 1941-5-30 Riverside near Tule Creek; Coyote Canyon Comment
  UCSB18091  Salvia eremostachya Gill, Robert 1964-5-10 Riverside state hiway 74; 4.7 mi E of Pinyon Flats 944 Comment
  RSA0024814  Salvia greatae Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-23 4462 Riverside Orocopia Mountains; south end of range, on the north side of Salt Creek to the north of Clemens Well. 302 Comment
  SFV4251B  Salvia greatae W. A. Emboden, Jr. May 1963 s. n. Riverside Colorado Desert Between Chocolate Mountains and Orocopia Mountains at base of outwash plains. 245 Comment
  UC354425  Salvia greatae Edmund C. Jaeger 1926-2-20 Riverside near Mecca; Salt Creek Wash Comment
  SBBG97213  Salvia mellifera W. L. Halvorson 1977-4-1 77 -224 Riverside 5 mi S of Temecula on Hwy S16 Comment
  UCR121888  Salvia mellifera Ian G. Gillespie 2001-5-15 90 Riverside Lake Skinner, Perris Plain Area Comment
  UCR251307  Salvia mellifera T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2013-3-28 7428 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Murrieta Road and Scott Road 517 Comment
  CAS-BOT-BC224852  Salvia pachyphylla H. M. Hall 1901-6-1 2160 Riverside San Jacinto Mountains. Eastern base, along the borders of the Colorado Desert 1402 Comment
  RSA82997  Salvia pachyphylla Joseph A. Ewan 1930-8-31 2149 Riverside Trail out of Tahquitz Valley, San Jacinto Mts. 2652 Comment
  SBBG6506  Salvia pachyphylla H. and M. Dearing 1937-11-27 1569 Riverside Santa Rosa Mtn Comment
  RSA78309  Salvia pachyphylla subsp. pachyphylla P. A. Munz, B. K. Balls 1952-8-21 17995 Riverside Road, Vandeventer Flat to Santa Rosa Peak. 2073 Comment
  SEINET10869908  Salvia vaseyi A. Evans 1976-4-13 Evans 5190 Riverside Rocky slopes of santa rosa mtns. Comment
  UC219560  Sambucus mexicana P. A. Munz 1922-6-24 5791 Riverside Pipe Creek San Jacinto Mts., Hemet Valley 1402 Comment
  UCR140687  Sambucus mexicana Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 8- 61 Riverside San Jacinto Mtns, San Bernardino National Forest, Hwy 74 near Cranston Guard Station, 10 miles east of Hemet, Site L8 581 Comment
  CAS-BOT-BC238851  Sambucus nigra subsp. caerulea A. M. Vollmer; L. Beane 1953-6-29 16 Riverside Oak Glen, San Bernardino Mountains Comment
  RSA552724  Sanicula arguta Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-3-31 6766 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 670 Comment
  UC488916  Sarcodes sanguinea C. V. Meyer June 1927 157 Riverside San Jacinto Mts., Saunder's Meadow 1706 Comment
  UCR112480  Sarcostemma cynanchoides A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23328 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UCR149848  Sarcostemma cynanchoides Scott D. White, Michael Honer 2004-4-6 10061 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
  UCR16136  Sarcostemma cynanchoides S. M. Chambers 1970-4-12 6 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, near the bottom station of Palm Springs Aerial Tramway, Chino Canyon 765 Comment
  UC1004762  Sarcostemma cynanchoides subsp. hartwegii Edmund Jaeger 1939-3-12 Riverside Orocopia Mts. Colorado Desert, Orocopia Mts. 365 Comment
  CHSC35796  Satureja chandleri James Henrickson 1972-5-21 7196 a Riverside 2 mi. W. of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Rd. 396 Comment
  UCR125278  Schinus terebinthifolius A. C. Sanders 2003-1-18 25666 Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, Sunnyslope Channel near confluence with Santa Ana River 220 Comment
  SEINET3127004 Image available Schismus arabicus A. C. Sanders, Richard Dwerlkotte 2010-3-22 37502 Riverside Sonoran (Colorado ) Desert: Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. (Sidewinder Well 7.5' Q). 140 Comment
  RSA770990  Schismus barbatus Jim Andre, Tasha La Doux 2009-2-25 10812 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  SDSU18397  Schismus barbatus C. Matt Guilliams 2008-2-27 484 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. 370 Comment
  CAS-BOT-BC111578  Schoenoplectus americanus Frederick Morris Reed 1904-6-19 612 Riverside Bogs along Spring Brook below Fairmount Park. Comment
  SDSU13638  Schoenoplectus californicus W. Miller 1972-8-24 Riverside Comment
  RSA335035  Scirpus microcarpus Steve Boyd 1985-8-7 1103 Riverside Santa Rosa Plateau region, NW base of Redonda Mesa on Tenaja Rd., 0.8 miles east of junction with 8S01 and 8S02. Comment
  CLARK-A1045-346  Scirpus robustus George K. Helmkamp 1978-2-19 Riverside Salton Sea Salton Sea State Recreation Area; Salt Creek Campground area; below railroad bridge, beside Sea; ; Durmid 7.5'Q -54 Comment
  OBI8388  Scrophularia californica David J. Keil, Malcolm McLeod 1977-3-26 12023 Riverside 0.7 mi W of jctn with Riverside county Rd R-3 (to Hemet) along Calif rte 79 549 Comment
  UCR107710  Scrophularia californica A. C. Sanders 1997-3-1 19751 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
  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
  CAS-BOT-BC341100  Scutellaria mexicana R. F. Hoover 1966-10-15 10176 Riverside Bighorn Drive, San Jacinto Mts. Comment
  UCR272178  Scutellaria siphocampyloides Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-16 8568 Riverside Santa Rosa Mountains, along Forest Service Road 7S02 c. 0.7 air mile west of the summit of Santa Rosa Mountain 2253 Comment
  UCR174154  Scutellaria tuberosa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32573 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-BC69802  Selaginella bigelovii L. R. Abrams 1926-3-25 11041 Riverside Between Banning and Cabazon. Comment
  UCD135975  Selaginella bigelovii L. S. Rose 1935-12-18 s.n. Riverside Tahquitz Canyon, Palm Springs, Colorado Desert. 243 Comment
  UCR135835  Selaginella bigelovii A. C. Sanders 2004-4-20 27538 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
  SEINET10470948  Selaginella bigelovii Lewis S. Rose 1934-12-25 Rose 34495 Riverside Rocky Desert Hills. T Cross Ranch, Mission Canyon. 10 miles N of Whitewater. Comment
  RSA489838  Selaginella watsonii D. Charleton 1988-5-28 2136 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area 2286 Comment
  CAS-BOT-BC323971  Senecio flaccidus var. douglasii Annie M. Alexander; Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains. 883 Comment
  POM319672  Senecio flaccidus var. douglasii Patricia Wilder 1971-9-29 5264 Riverside Base of San Jacinto. Along San Jacinto River at north end of Fairview Street, north of Florida Street, Valle Vista; east of Hemet. 518 Comment
  UCR100372  Senecio flaccidus var. douglasii A. C. Sanders, T. Tennant 1997-11-14 21599 Riverside San Bernardino Mtns., Morongo Indian Reservation, sag pond at SE end of Burro Flats 1110 Comment
  POM160081  Senecio mohavensis E. C. Jaeger 1927-3-23 s.n. Riverside Hidden Springs. Comment
  SBBG81721  Senecio mohavensis S. A. Junak 1983-3-23 1625 Riverside E side of Jefferson Rd across from entrance to Cahuilla Lake County Park, S of Indio 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
  RSA509557  Senecio vulgaris Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  RSA689369  Senecio vulgaris Scott D. White 2001-4-19 8370 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
  RSA575912  Sesuvium verrucosum Steve Boyd, Darin Banks 1994-9-29 8372 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 Comment
  UCR113555  Setaria adhaerens Mitch Provance, J. S. Ross 2000-7-21 2160 C Riverside Jurupa Mtns., Rattlesnake Mtn., Crestmore Heights area, corner of Castellano Rd. and Barcelona Ave. 305 Comment
  RSA605766  Setaria adhaerens A. C. Sanders 1995-5-23 17121 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns., near the mouth of Martinez Cyn., at end of 72nd Ave. Comment
  RSA598041  Setaria parviflora F. M. Reed 1908-7-29 2553 Riverside Riverside, along upper side of Gage Canal near 8th Str bridge., 117Y'20'W, 33Y'58.5'N 311 Comment
  RSA433908  Sidalcea malviflora subsp. sparsifolia Elbert Benjamine 1929-5-18 219 Riverside Mt. San Jacinto 1372 Comment
  CAS-BOT-BC434381  Sidotheca trilobata Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  UCR178010