Search Results — 2000 specimen records retrieved (1901 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=RIVERSIDE; Source=All;   
Map/download results:

BerkeleyMapper with layers and yellow flags

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET7048005  Abies concolor Steven R. Hill, Kate Kramer and family 2001-4-26 33472 Riverside San Jacinto Mountains, San Jacinto Wilderness, west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges. Elevation about 8500 feet. Comment
  CAS-BOT-BC229322  Abronia villosa Ellsworth Bethel 1918-5-10 s.n. Riverside San Jacinto Comment
  CAS-BOT-BC229342  Abronia villosa Scott D. White 1996-4-14 3913 Riverside Perris Basin. E of Hemet: San Jacinto River Wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station 550 Comment
  CAS-BOT-BC229354  Abronia villosa L. A. Greata 1905-4-1 390 Riverside Coachella Comment
  UCR90170  Abronia villosa R. W. Scora 1966-4-1 3028 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  RSA115922  Abronia villosa var. aurita Richard Snow 1956-7-13 317 Riverside Near Hemet meadow, on the Pines to Palms Highway. Comment
  RSA667026  Abronia villosa var. aurita A. C. Sanders, Mitch Provance 1999-9-26 23086 Riverside Lake Hemet, north shore at FS day use area 1323 Comment
  SEINET5585524  Abronia villosa var. aurita Duncan S. Bell 2012-1 3141 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal. 16 Comment
  RSA0025968  Abronia villosa var. aurita R. E. Riefner Jr., K. Campbell 2007-5-19 7 -210 Riverside Temecula, Temecula Canyon, Santa Margarita River, ca. 1.5 miles W of I-15 Fwy. and 1.0 mile W of Murrieta Creek. 298 Comment
  UCR241606  Abronia villosa var. villosa A. C. Sanders, Ann Howald 2013-2-28 40555 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 deg. ) of Ripley 96 Comment
  UCR26354  Abutilon theophrasti A. C. Sanders 1981-10-31 2395 Riverside McKinley St. between Riverside & Corona, 0.3 mi north of Hwy 91 & c. 100 yards west of McKinley 305 Comment
  JEPS90901  Acacia greggii W. L. Jepson 1912-10-29 5246 Riverside Riverside Mountains, along the Colorado River, Needles to Yuma Colorado River; Riverside Mountains, Colorado River 91 Comment
  RSA666720  Acacia redolens A. C. Sanders, T. B. Salvato 2001-3-30 23856 Riverside Temecula, Long Canyon west Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada. 366 Comment
  CAS-BOT-BC30906  Acamptopappus sphaerocephalus L. R. Abrams 1926-3-27 11127 Riverside near Whitewater Comment
  CAS-BOT-BC35189  Acamptopappus sphaerocephalus P. A. Munz; Street 1919-5-7 2731 Riverside Tahquitz Canyon 228 Comment
  POM13607  Acamptopappus sphaerocephalus var. sphaerocephalus E. C. Jaeger 1921-4-1 1138 Riverside Mission Creek Wash Comment
  RSA151103  Acamptopappus sphaerocephalus var. sphaerocephalus P. H. Raven 1962-4-7 17112 Riverside Whitewater Wash 1.5 miles north of U.S. Highway 70--99. Comment
  UC1366079  Acamptopappus sphaerocephalus var. sphaerocephalus Nancy Ryan Zabriskie and Walter Zabriskie 1969-4-26 192 Riverside near (in Andreas Canyon) Palm Springs; Andreas Canyon 365 Comment
  CAS-BOT-BC174017  Achnatherum coronatum A. C. Sanders; T. B. Salvato; Kelly Volansky 2006-5-28 32649 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  RSA559321  Achnatherum coronatum Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-5-13 7366 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon. 412 Comment
  POM365987  Achnatherum hymenoides Bonnie C. Templeton 1931-4-9 s.n. Riverside N of Palm Springs Comment
  UCD50364  Achnatherum hymenoides Peter Kamb 1948-4-11 900 Riverside Lower Sonoran Zone. Whitewater Wash near Whitewater, Coachella Valley. 457 Comment
  RSA801948  Achnatherum latiglume LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6159 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  UCR57209  Achyrachaena mollis Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, SW of Mesa del Burro 612 Comment
  RSA423498B  Achyronychia cooperi Robert L. Dressler 1949-3-19 387 Riverside Box Canyon, Orocopia Mts. Comment
  UCR126431  Achyronychia cooperi T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 56 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  UC1979646  Acmispon argophyllus Steve Boyd, D. L. Banks 1995-4-5 8418 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain on the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of lower Dripping Springs Trail, just south of the Wilderness boundary. Comment
  RSA0120232  Acmispon argophyllus var. argophyllus Duncan S. Bell, Thomas Stoughton 2016-4-14 9286 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
  SBBG28073  Acmispon argophyllus var. argophyllus D. Myrick 1964-4-30 829 Riverside Pines to Palms Hwy 74, 15 mi W of Palm Desert 1219 Comment
  JOTR34270  Acmispon glaber var. brevialatus La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3286 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
  SD107122  Acmispon heermannii var. heermannii B. Ertter, J. Strachan 1979-6-26 2988 Riverside Banning-Idyllwild Road at Black Mountain turnoff (Forest Road 4S01) Comment
  RSA220969  Acourtia microcephala E. W. Lathrop 1966-5-8 6507 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  CAS-BOT-BC139867  Adenostoma sparsifolium F. Grinnell Jr. 1908-7-25 s.n. Riverside San Jacinto R. 762 Comment
  UCR35154  Adenostoma sparsifolium L. B. Ziegler 1964-8-24 38 Riverside San Jacinto Mtns., Garner [Hemet] Valley 1402 Comment
  RSA625173  Adiantum capillus-veneris L. C. Wheeler 1963-3-17 8245 Riverside Santa Rosa Mountains: Martinez Canyon. 914 Comment
  UC718133  Agave deserti C. B. Wolf and P. C. Everett 1939-9-29 Riverside 2.7 mi below Dos Palmos Spring (on Palms to Pines road); San Jacinto Range, Deep Canyon 274 Comment
Read comments
Sep 24 2011
  SEINET5641187  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28527 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1234 Comment
  UCR268274  Agrostis Jim Andre 2012-6-15 30520 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat 1309 Comment
  UCD52431  Agrostis exarata August L. Hormay 1932-8-8 s.n. Riverside Tahquitz Valley. Comment
Read comments
Sep 8 2011
  RSA753931  Ailanthus altissima W. Schlegel, Andrew Trouette 2008-10-10 21 Riverside Snow Creek Cabin Parcel Comment
  UCR175070  Ailanthus altissima Teresa Nieto 2005-5-26 26 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR43548  Aira caryophyllea R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60656 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: edge of Cleveland National Forest 610 Comment
  UCR23513  Alchemilla occidentalis John C. Roos 1950-4-22 4751 Riverside Hills NE of the summit of Reche Canyon 823 Comment
  RSA4887  Aliciella latifolia C. B. Wolf 1932-4-27 3303 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  POM98787  Aliciella latifolia P. A. Munz 1926-1-31 9967 Riverside Dos Palmas Spring Comment
  UCR85385  Allenrolfea occidentalis A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15881 Riverside Sonoran (Colorado) Desert, Salton Trough: Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi) WSW of Rancho Dos Palmas, marked 'seep' on Durmid Q. -23 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
  RSA703745  Allionia incarnata LeRoy Gross 2005-3-3 1563 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  SBBG69673  Allionia incarnata M. N. Ackley 1928-4-3 722 Riverside Clarys Cyn, Coral Reef Ranch 60 Comment
  UCR42489  Allionia incarnata P. J. Leary 1974-10-26 516 Riverside Mojave Desert, N of Mary Peak, Hexie Mountains, Joshua Tree National Monument [now Park] 610 Comment
  UCR172135  Allium cepa A. C. Sanders 2006-5-11 32251 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 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
  OBI53613  Allium haematochiton Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 & Indian Truck Trl 381 Comment
  RSA700068  Allium haematochiton Scott D. White, Michael Honer 2003-4-2 8916 Riverside Alberhill area. North of the I-15 Freeway, on and near crest of unnamed mountain, 2349. 671 Comment
  UCR205445  Allium marvinii Jeff B. Galvin, Annie L. Bustamante 2009-5-1 088 Riverside San Jacinto Mountains, foothills, Potrero Canyon, State Dept. of Fish and Game Reserve, adjacent to San Jacinto Wildlife Preserve. Hilltop east of Gilman Springs Road, south of Reserve gate 727 Comment
  RSA85583  Allium praecox J. C. Roos 1952-4-2 5468 Riverside Box Springs grade east of Riverside. 427 Comment
  UCR133100  Allium roseum A. C. Sanders 1999-4-28 22709 B Riverside Riverside, UCR Botanic garden 351 Comment
  UCR178622  Allium unifolium Steve Morgan 1995-5-18 s.n. Riverside San Bernardino Valley, UC Riveride Botanical Garden. Emma Swets Bulb Garden, Garden Grid Cell E-933 366 Comment
  RSA719474  Allophyllum divaricatum R. E. Riefner Jr. 2005-7-31 05 -573 Riverside Peninsular Ranges Province, Agua Tibia Moutains, SE of Temecula, Cleveland National Forest, Agua Tibia Wilderness, NW slope of Agua Tibia Mountain, ca. 1.5 mi WNW of Woodchuck Rd. 665 Comment
  SEINET2444444  Allophyllum gilioides A. C. Sanders, Tim Thomas; T. B. Salvato 2008-6-24 35563 Riverside Peninsular Range; San Jacinto Mtns. May Valley ca. 1.25 mi SW of Fleming Ranch, nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1555 Comment
  UC52549  Allophyllum gilioides subsp. violaceum H. M. Hall July 1901 Riverside vicinity of Deer Springs (Accordion Creek); San Jacinto Mts., Accordion Creek 2438 Comment
  RSA519242  Amaranthus albus Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR110385  Amaranthus albus A. C. Sanders, Mitch Provance 1999-9-26 23108 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR92341  Amaranthus albus Scott D. White 1995-7-7 3447 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  RSA557339  Amaranthus albus Julie Greene 1993-5-12 1324 Riverside San Jacinto Wildlife Area, SE end of visitor center road. E of Davis Rd. 436 Comment
  RSA594524  Amaranthus albus D. L. Banks, Rashmi Pant 1996-5-13 1029 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest; Dripping Springs Campground, campsite #9. Disturbed area around the campsite and campground roadway. 487 Comment
  SEINET3080605 Image available Amaranthus blitoides Ed LaRue 1989-4-21 Riverside Moreno Valley, Univ. of CA agricultural experimental farms, ca. 1/2 mi S. of Alessandro Blvd. near corner of Cactus Ave. & Nason St. Comment
  UCR116923  Amaranthus blitoides A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24222 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  SD146065  Amaranthus californicus A. C. Sanders, Mitch Provance 1999-9-26 23109 Riverside San Jacinto Valley; Mystic Lake, 1.4 miles southeast of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs. 433 Comment
  RSA451153  Amaranthus palmeri Stephen M. Beckstrom-Sternberg 1985-9-10 1022 Riverside U.C.R. garden plots. Comment
  UCR92618  Amaranthus palmeri Scott D. White 1995-8-18 3558 Riverside Just west of Hemet at SE margin of Lakeview Mts, north of Florida Ave. 485 Comment
  UCR34996  Amaranthus retroflexus L. B. Ziegler 1970-8-27 420 Riverside San Jacinto Mountains, (Hemet) Garner Valley 1400 Comment
  CAS-BOT-BC13612  Ambrosia acanthicarpa Carl B. Wolf 1931-10-14 2459 Riverside Cabezon, San Gorgonia Pass. 518 Comment
  CAS-BOT-BC13614  Ambrosia acanthicarpa Lewis S. Rose 1966-12-11 66094 Riverside Palm Springs 152 Comment
  RSA416903  Ambrosia acanthicarpa H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass Comment
Read comments
Nov 2 2011
  UCR77760  Ambrosia acanthicarpa Steve Boyd 1991-9-8 6427 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR251771  Ambrosia confertiflora S. J. Myers 2014-7-2 s.n. Riverside Banning, SE of intersection of Westward Ave. and 8th St. Comment
  CAS-BOT-BC22605  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -332 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22607  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -334 Riverside Joshua Tree National Monument: about 6 mi S of Entrance to Cottonwood Springs Campground Comment
  IRVC728  Ambrosia dumosa R. H. Whittaker, W. A. Niering 1963-6-1 SJ 124 Riverside Palms to Pines Hwy, slope NE-30 degrees; open, very rocky, gneiss-gabbroic soil, suffrutescent desert Santa Rosa Mountains 915 Comment
  RSA696751  Ambrosia dumosa J. Russell Bruff 1927-3-13 3 -a Riverside Thousand Palms Comment
  SDSU6231  Ambrosia dumosa A. H. Gallup 1949-3-28 355 Riverside Palms to Pines Hwy. above Desert Center [interpreted to be Palm Desert], east slope, San Jacinto Mt. Range 762 Comment
Read comments
Jan 30 2013
  UC896715  Ambrosia dumosa C. L. Hitchcock 1940-3-29 5860 Riverside 100 yds e Spring; Cottonwood Canyon Comment
  UC912554  Ambrosia dumosa H. L. Mason 1928-3-10 4217 Riverside Hidden Springs Canyon; Coachella Mts. Comment
  UCD128788  Ambrosia dumosa William H. Brooks 24-25 Feb 1989 s.n. Riverside McCoy Wash, north of Blythe. 579 Comment
  UCR177850  Ambrosia dumosa Marisa Sripracha, K. A. Boyd 2004-2-14 036 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  UCR228405  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-20 143 Riverside Little San Bernardino Mountains, Hwy 177, north of Desert Center and Desert Lily Sanctuary, east of Joshua Tree National Park border 274 Comment
  SEINET6738614 Image available Ambrosia dumosa I. W. Clokey 1935-4-17 6729 Riverside Mecca-Shafer Wells Comment
  RSA775105  Ambrosia ilicifolia Duncan S. Bell, Michael Hee 2011-3-18 2048 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  SEINET238529 Image available Ambrosia psilostachya Mitch Provance 2000-1-8 1805 Riverside Jurupa Mountains: Jurupa Mountains Cultural Center 1/4 mile SE of peak 1411. 290 Comment
  UC468989  Ambrosia psilostachya R. L. Pendleton 1905-9-28 254 Riverside bottom Santa Ana River 243 Comment
  CAS-BOT-BC273030  Ambrosia salsola Roxana S. Ferris 1953-3-9 12597 Riverside Access road to Los Angeles Aqueduct up Berdoo Canyon, about 2 miles northeast of Indio-Desert Hot Springs road Comment
  JOTR34297  Ambrosia salsola Andre, Jim 2012-4-11 20707 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
  SEINET12812621  Ambrosia salsola Chris Dietrich, M. Merello & H. Schmidt 1994-1 26 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. 358 Comment
  UCR13798  Amorpha californica N. R. Zabriskie, W. W. Zabriskie 1971-8-21 441 Riverside Santa Rosa Mtns, above Garnet Queen Creek crossing of Santa Rosa Mountain Road, Palm Canyon drainage. 2195 Comment
  UCR79469  Amorpha californica Steve Boyd, T. S. Ross 1992-5-15 7403 Riverside S Santa Ana Mtns, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero 671 Comment
  UC862267  Amorpha fruticosa Crawford and Johnston 1917-6-9 1225 Riverside near Corona; Santa Ana River 152 Comment
  CLARK-A1528-324  Amsinckia intermedia Bruce Freeman 1968-4-14 680414-3 Riverside Riverside 365 Comment
  UCR228425  Amsinckia intermedia Dave Silverman, Jeanette Duffels 2010-3-23 7821 Riverside Sonoran (Colorado) Desert, Dunes at SSE tip of Palen Dry Lake, one km SW of Palen Dunes drive, 4.2 km N of I-10, 7.4 km ESE of Sidewinder Well 130 Comment
  SEINET10972790  Amsinckia intermedia David B. Dunn 1946-3-17 Dunn 2109 Riverside On same sheet as Evans 5187, UMO 131962. Near junction of Hwy 99 and Palm Springs turnoff, W of Garnet; Colorado Desert. Comment
  UCR234222  Amsinckia retrorsa A. C. Sanders, John F. Green 2012-3-20 39974 Riverside Peninsular Range; Gavilan Hills Area, hills east of Lake Elsinore, along Hwy 74 near Meadowbrook Ave. 512 Comment
  UCR275272  Amsinckia retrorsa T. B. Salvato, Gregg Miller 2005-6-7 1492 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  RSA796104  Amsinckia tessellata Duncan S. Bell 2009-4-20 316 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  JOTR34469  Amsinckia tessellata var. tessellata Andre, Jim 2012-4-16 20956 Riverside Joshua Tree National Park. Pleasant Valley; along Geology Tour Road at SW end of one-way loop at drainage below Pinyon Well. Approx. 7.5 mi south of Natl Park loop road (paved). 1094 Comment
  CLARK-A1528-775  Anagallis arvensis Leland R. Dykes 1962-5-1 54 Riverside Santa Ana Mountains Comment
  UCR34900  Anisocoma acaulis L. B. Ziegler 1969-4-21 351 Riverside San Jacinto Mtns., Pinyon Flats 1200 Comment
  CAS-BOT-BC79936  Antennaria microphylla Philip A. Munz 1922-7-6 5977 Riverside Tahquitz Valley 2225 Comment
  CHSC110682  Antirrhinum coulterianum Dean Wm. Taylor 2003-5-7 18529 Riverside Lakeview Mountains, 0.4 air miles SSE of Nuevo Benchmark, under electrical transmission line corridor. 624 Comment
  HSC84222  Antirrhinum coulterianum H. A. Heaton 1987-5-2 14 Riverside San Jacinto Mtns., 2.1 mi. up Bee Canyon from Hwy. 74 732 Comment
  POM14074  Antirrhinum coulterianum Philip A. Munz, D. D. Keck 1922-4-14 4999 Riverside East of White Water Ranch. 244 Comment
  UCR133397  Antirrhinum coulterianum Tracy Tennant, T. B. Salvato 1998-6-23 467 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  CLARK-A1528-4162  Antirrhinum filipes John C. Roos 1947-2-15 3238 Riverside Comment
  POM14066  Antirrhinum filipes Philip A. Munz, D. D. Keck 1922-4-9 4868 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  RSA336198  Antirrhinum filipes Robert F. Thorne, A. Shmida, R. Whittaker 1978-4-23 52014 Riverside Chino Canyon. Comment
  UCD123466  Antirrhinum nuttallianum B. Pitzer; A. C. Sanders 1987-4-21 496 Riverside Box Springs Mtns, near southernmost radio towers. 792 Comment
  UCR281205  Antirrhinum nuttallianum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417- 45 Riverside Perris-Aguanga Basin, Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln., 0.2 miles W of Murrieta Rd. 518 Comment
  RSA191418  Antirrhinum nuttallianum subsp. nuttallianum E. W. Lathrop, Robert F. Thorne 1967-9-26 6609 Riverside Tenaja Guard Station, 10 miles NW of Murrieta. Comment
  SD137929  Apiastrum angustifolium Darin L. Banks, Steve Boyd 1995-4-5 154 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove. 505 Comment
  SDSU17494  Apiastrum angustifolium Jerry Jenkins 2001-3-30 2001 -016 Riverside Santa Margarita Ecological Reserve. West side of S.M. River, slightly north of station. UTM zone 6, 481700E, 3699150N UTM transfered to GIS. Comment
  UC22901  Apocynum androsaemifolium H. M. Hall 1901-6 Riverside ridges & peaks near Tahquitz San Jacinto Mts. 2286 Comment
Read comments
Aug 3 2008
  SBBG95109  Apocynum cannabinum S. D. White 1990-7-22 Riverside E Millard Cyn trail, ca 0.25 mi SW of jct with trail to Kitching Pk Comment
  RSA783071  Aquilegia truncata J. D. Olmsted 1958-9-21 s.n. Riverside N. fk. San Jacinto River drainage area. Dark Canyon just above its intersection with the Banning Idyllwild road. 1509 Comment
  RSA161333  Arabis glaucovalvula P. H. Raven 1958-5-5 12900 Riverside To the west of Split Rock Tank, Joshua Tree National Monument. Comment
  UCR153380  Arabis sparsiflora R. F. Thorne, Et al. 1969-6-24 38138 Riverside Peninsular Ranges; San Jacinto Mountains, San Bernardino National Forest. Hill north of James Reserve and Lake Fulmor 1677 Comment
Read comments
Nov 13 2008
  RSA629157  Arctostaphylos Jon E. Keeley 1992-7-17 16790 Riverside Road to Thomas Mountain (5S15), 5.2 km north of Toolbox Spring. 1840 Comment
  RSA629169  Arctostaphylos Jon E. Keeley 1992-7-17 16810 Riverside Rd. to Thomas Mtn. (5S15), 9.5 km north of Toolbox Spring. 1640 Comment
  SDSU18344  Arctostaphylos glandulosa subsp. glandulosa C. Matt Guilliams 2007-6-21 371 Riverside 15 kilometers east of Temecula near Tenaja Road. From Tenaja, south on Harkey Road, east on Avenida Presta, south on Calle Viento, a dirt road on slope above drainage. 640 Comment
  SEINET10684104  Arctostaphylos glandulosa subsp. glaucomollis Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-15 Scott 130 Riverside San Bernardino National Forest. 9.4 mi. S on 243 (Palms to Pines National Scenic Byway) from US 10. 1298 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
  UCR95942  Arctostaphylos glandulosa subsp. leucophylla Scott D. White 1996-8-1 4450 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  RSA192299  Arctostaphylos glandulosa subsp. zacaensis E. W. Lathrop 1966-3-2 6047 Riverside 12 miles NW of Murrieta, Skyline drive road at junction of Wildomar & Los Alamos truck trails. 426 Comment
Read comments
Jan 1 2007
  RSA631742  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16509 Riverside Barranca Road, west of De Portola Road, east side of Black Mountain, east of Lake Skinner. 725 Comment
  RSA631772  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16555 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA631850  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16518 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  UCR100168  Arctostaphylos glauca Scott D. White 1992-12-16 988 Riverside Vail Lake area, c. 9 air mi east of Aguanga (junction of Hwys 371 & 79) & 3 air mi north of Beauty Mtn Peak. 1372 Comment
  POM3277  Arctostaphylos glauca var. glauca I. M. Johnston 1918-4-27 1879 Riverside near Temecula 366 Comment
  RSA633551  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21796 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633601  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22515 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633621  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16693 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA635200  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-7-17 16778 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  UCR129656  Arctostaphylos pringlei subsp. drupacea Larry E. DeBuhr 1972-3-23 531 Riverside Santa Rosa Mtns., San Bernardino National Forest, along forest road 7S02 2104 Comment
  CAS-BOT-BC46342  Arctostaphylos pungens Munz; Johnston 1922-5-20 5491 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  RSA635780  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16733 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA635809  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16545 Riverside Red Mountain Road, 9.5-10.3 km east of R3. 1050 Comment
  UCD53745  Arctostaphylos pungens Richard Bates 1949-5-21 s.n. Riverside Along rail to Tahquitz Peak; San Jacinto Mtns. Comment
  UCR269232  Arctostaphylos pungens A. C. Sanders, T. B. Salvato, Cecile Shohet 2016-2-28 42003 Riverside Peninsular Range; San Jacinto Mtns., Hwy 243 above Vista Grande Ranger Station and just below Black Mountain Trail junction 1564 Comment
  UCR252009  Argemone munita A. C. Sanders, T. B. Salvato 2014-7-2 41179 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  CAS-BOT-BC401648  Argemone munita subsp. argentea Carl B. Wolf 1932-4-27 3038 Riverside Colorado Desert. Mecca - Blythe Road. 3/4 mi. West of Utopia 152 Comment
  CAS-BOT-BC401650  Argemone munita subsp. argentea Lewis S. Rose 1936-12-26 36828 Riverside Hayfield, 37 mi. E. of Indio 762 Comment
  CAS-BOT-BC207123  Argythamnia lanceolata Lewis S. Rose 1959-1-8 59001 Riverside La Quinta 15 Comment
  CAS-BOT-BC137651  Aristida adscensionis Ira L. Wiggins 1941-3-27 9676 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  SD27948  Aristida adscensionis Carl B. Wolf 1932-4-27 2987 Riverside Colorado desert, 14 miles east of Mecca on Blythe Road (east of Shavers well). 152 Comment
  UCD56398  Aristida adscensionis W. L. Jepson 1928-4-25 12585 Riverside Colorado Desert, Cottonwood Springs. 731 Comment
Read comments
Oct 9 2010
  RSA0049954  Aristida californica A. C. Sanders, T. B. Salvato 2012-10-12 40440 Riverside Palo Verde Mesa, along Bradshaw Trail c. 2 miles west of 30th Ave. at Ludy Blvd./ canal crossing 114 Comment
  UC912641  Aristida californica var. californica Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert Comment
  CDA31494  Aristida purpurea var. nealleyi A. A. Beetle 1942-4-23 3187 Riverside Banks of Colorado River, 24 miles north of Blythe 0 Comment
  UCD56518  Aristida purpurea var. parishii Hal W. Miller 1956-3-1 s.n. Riverside Chuckawalla Mtns, at Chuckawalla Springs, 15 miles southeast Guiladay Wells. Comment
  CAS-BOT-BC137489  Aristida purpurea var. wrightii H. S. Yates 1937-6-27 6709 Riverside Lower San Jacinto River Canyon. 640 Comment
  CAS-BOT-BC137490  Aristida purpurea var. wrightii Rateaver 1944-1-17 34 Riverside Along trail abouve Tahquitz Falls, Tahquitz Canyon, Palm Springs. Comment
  CAS-BOT-BC90189  Artemisia californica Steve Boyd 1985-12-24 1194 Riverside Gavilan Hills, Harford Springs County Park Comment
  SFV3693  Artemisia californica M. L. Vincent, R. H. Swade 1963-10-19 458 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. This intersection is about 0.5 miles southeast of the intersection between Highway 111 and Interstate Highway 10. 366 Comment
  UC29690  Artemisia douglasiana H. M. Hall 1901-8-1 2633 Riverside south side San Jacinto Mountains 1524 Comment
  UCR151126  Artemisia douglasiana Scott D. White 1998-10-9 7172 Riverside Peninsular Ranges/Santa Ana Mtns, Corona, near Bedford Canyon: ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction, and proposed for same 366 Comment
  RSA289831  Artemisia ludoviciana subsp. albula B. A. Prigge 1980-8-25 4025 Riverside San Gorgornio Pass: 1 mi. SE of Fingal siding, S Pacific R.R. 451 Comment
  UC1119479  Artemisia tridentata subsp. tridentata A. Lewis 1934-5-1 463 Riverside Temescula River Elsinore Quadrangle, Temescula River Comment
Read comments
Dec 11 2011
  UCR19688  Arundo donax John C. Roos 1966-9-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; Indio 3 Comment
  CLARK-A1528-7777  Asclepias albicans John C. Roos 1965-7-23 Riverside Eagle Mountains Comment
  POM3353  Asclepias californica P. A. Munz 1918-4-27 2151 Riverside Temescal Canyon Comment
  UCR59749  Asclepias californica Steve Boyd, T. Ross, et al 1989-3-31 3086 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, west of Woodchuck Rd. 512 Comment
  JEPS6273  Asclepias eriocarpa Carl V. Meyer 1928-7-1 618 Riverside Saunders Meadow; San Jacinto Mountains Comment
  SBBG14403  Asclepias erosa E. R. Blakley 1961-9-12 4706 Riverside 20 mi W of Blythe at wash crossing of US Hwy 60-70 106 Comment
  SEINET3081813 Image available Asclepias erosa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6487 Riverside Chuckwalla Valley, 2.8 miles northeast of Desert Center 198 Comment
  POM48555  Asclepias subulata F. W. Peirson 1924-12-30 5420 Riverside Thousand-Palms Canyon, north side of Coachella Valley. 122 Comment
  UCD121362  Asclepias subulata Geoffrey Levin 1975-12-7 659 Riverside Painted Canyon, about 9 mi. east of Mecca. Mecca Hills Mt. Range. Salton Sink drainage area. 76 Comment
  SEINET10637411  Asclepias subulata Mckelvey 1935-12-24 MCKELVEY 5045 Riverside Foothills of the mountains about La Quinta Comment
  POM17510  Aspidotis californica Philip A. Munz 1923-6-18 7129 Riverside Temecula Canyon Comment
  RSA708639  Aspidotis californica Scott D. White, Brian Leatherman, James Huelsman 2005-2-14 10786 Riverside Santa Rosa Plateau area, northwest of Squaw Mtn. Terminus of Via Ranchero at San Diego County line. 823 Comment
  UCR24401  Aster alpigenus John C. Roos 1937-8-18 2539 Riverside San Jacinto Mountains, Taquitz Valley 2500 Comment
  RSA415777  Astragalus aridus M. B. Dunkle 1934-3-18 3856 Riverside Shavers Valley. Mecca Hills. W. of Shaver's Well. 91 Comment
  UCR198167  Astragalus aridus Michael Honer, Dave Silverman 2005-3-18 2101 Riverside Sonoran (Colorado) Desert, Palen Valley, c. 3 mi due east of Desert Center Airport 134 Comment
  CAS-BOT-BC177732  Astragalus crotalariae Marcus E. Jones 1906-4-20 s.n. Riverside Borrego Spring 1066 Comment
  LA204887  Astragalus crotalariae Carl Epling; March 1927 sn Riverside Whitewater Pass near Palm Springs Comment
  SBBG3169  Astragalus crotalariae H. and M. Dearing 1940-1-1 4064 Riverside NE end of Salton Sea Comment
  UC83972  Astragalus crotalariae C. R. Orcutt 1890-2-6 2040 Riverside Indian Wells Colorado Desert; Indian Wells, Colorado Desert Comment
  UCD104690  Astragalus crotalariae David S. Verity; Jane Turner, Francis M. Ball 1964-2-15 SK and F 1366 Riverside E side Salton Sea ca. 1 mile N of Imperial Co. line. Comment
  RSA525249  Astragalus didymocarpus var. didymocarpus Steve Boyd, T. S. Ross 1990-5-11 4627 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA605941  Astragalus douglasii var. douglasii R. S. Woglum 1941-6-12 3060 a Riverside Idyllwild. Comment
  UC81306  Astragalus douglasii var. douglasii S. B. and W. F. Parish Apr. 1882 1407 Riverside Morongo Comment
Read comments
Jul 4 2007
  CAS-BOT-BC178437  Astragalus douglasii var. parishii Barbara Ertter; Jeffrey Strachan 1980-5-21 3484 Riverside Santa Rosa Mt. Road (Forest Road 7S02) ca 2 miles south of Highway 74 (Pines to Palms Highway), rivulets on SE slope. 1584 Comment
  UC1930031  Astragalus douglasii var. parishii Scott D. White, Justin Wood 2008-6-5 12079 Riverside San JAcinto Mountains: Garner Valley: Hwy 74 @ Thomas Mountain Rd. - SW corner of junction. Comment
  JEPS54663  Astragalus filipes W. L. Jepson 1901-5-20 1327 Riverside Thomas Valley Mt. San Jacinto Range, Thomas Valley 1341 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
  RSA585886  Astragalus gambelianus D. L. Banks, S. D. Boyd 1995-5-9 0320 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UCR102843  Astragalus gambelianus A. C. Sanders 1997-4-3 20170 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
  RSA0009771  Astragalus insularis var. harwoodii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA0037330  Astragalus insularis var. harwoodii John C. Roos 1958-3-15 s.n. Riverside Chuckwalla Mtns., 3 miles SE of Desert Center. Comment
  UCR11613  Astragalus lentiginosus O. H. Kappler 1950-4-1 2047 Riverside Western Colorado Desert, Four mi. east of Palm Springs, north of Cathedral City. 183 Comment
  PASA1850  Astragalus lentiginosus var. coulteri R. Peirce 1966-4-21 Riverside Windy Point, 2 mi. S. of White Water P.O. Comment
  SBBG68271  Astragalus lentiginosus var. floribundus M. N. Ackley 1928-4-4 570 Riverside between Indio and Edom 60 Comment
  RSA0025910  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -B Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  CAS-BOT-BC187488  Astragalus leucolobus P. A. Munz 1922-6-28 5872 Riverside Ridge west of Toro Peak, Santa Rosa Mts. 2529 Comment
  RSA49388  Astragalus nuttallianus var. imperfectus P. A. Munz 1949-4-11 12995 Riverside North base of Eagle Mtns. 945 Comment
  UCR189585  Astragalus pachypus var. jaegeri Carlos Navarro 2006-4-19 019 Riverside Peninsular Range, Aguanga Basin, Agua Tibia, just east and up slope from the Dripping Springs campground, near Gaurd Station with weather meters 503 Comment
  JOTR16679  Astragalus palmeri Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS 1645 Comment
  SBBG3264  Astragalus palmeri H. and M. Dearing 1936-12-26 837 Riverside Palms to Pines Hwy 1219 Comment
  SBBG3267  Astragalus palmeri H. and M. Dearing -- Riverside Palms to Pines Hwy Comment
  JOTR01062  Astragalus palmeri Cole, James E. 1941-4-8 502 Riverside Joshua Tree National Park. SPLIT ROCK AREA 1219 Comment
  POM122364  Astragalus pomonensis Marcus E. Jones 1926-5-29 s.n Riverside South of Temecula. Comment
  RSA415659  Astragalus pomonensis N. C. Cooper 1944-4-8 1055 Riverside Andreas Canyon. 305 Comment
  RSA618384  Astragalus pomonensis D. L. Banks 1997-5-5 1981 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  RSA619546  Astragalus pomonensis D. L. Banks 1997-5-5 1995 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  UCD105189  Astragalus pomonensis C. L. Hitchcock; C. V. Muhlick 1962-3-16 22158 Riverside Temescal Canyon, ca. 12 mi. s.e. of Corona. Comment
  POM182499  Astragalus sabulonum M. French Gilman 1930-4-6 3 Riverside East of Mecca. Comment
  JEPS2756 Image available Astragalus stenophyllus var. stenophyllus W. L. Jepson May 17 1901-Jun 1 1901 1469 Riverside Cahuilla Valley; ; Cohuilla Valley, Southern California Comment
  RSA0121450  Astragalus tricarinatus Duncan S. Bell, LeRoy Gross 2016-3-30 9129 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.5 air miles southeast of the summit of Martinez Mountain. 581 Comment
  UCR148298  Atrichoseris platyphylla 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
  CAS-BOT-BC170585  Atriplex J. C. Roos 1965-10-17 s.n. Riverside 20 miles west of Blythe on the roadside. Comment
  RSA452448  Atriplex Anstruther Davidson 1925-1 s.n. Riverside Colorado Desert Comment
  JEPS59547  Atriplex canescens W. L. Jepson 1914-5-23 6050 Riverside near Palm Springs; Coachella Valley, near Palm Springs 60 Comment
  SEINET3930581  Atriplex canescens Grant D. Brown 1950-12-2 589 Riverside About 1 mile up Mockingbird Canyon in Riverside City limits.; 0 305 Comment
  SEINET4136498  Atriplex canescens Sears 1978-4-12 1179 Riverside 8 mi. NE of Desert Center.; 0 158 Comment
  UCR33640  Atriplex canescens Sears 1978-4-12 1180 b Riverside Sonoran (Colorado) Desert, 8 mi northeast of Desert Center 159 Comment
  UCR92079  Atriplex canescens Scott D. White 1995-8-23 3590 Riverside San Jacinto Valley, San Jacinto River wash, just north of Florida Avenue (City of Hemet), near intersection with Schultz Rd. 549 Comment
  CAS-BOT-BC170225  Atriplex canescens subsp. linearis Lewis S. Rose 1966-12-11 66096 Riverside Palm Springs 152 Comment
  UCR189561  Atriplex coronata var. notatior Theresa Johnson 2007-5-9 341 Riverside Peninsular Range, San Jacinto Wildlife Area; c. 500 m west of Davis Road, southwest of riparian area Comment
  UCR91059  Atriplex coronata var. notatior G. R. Ballmer 1996-4-14 s.n. Riverside Perris-Aguanga Basin, Lake Elsinore area, south of Hwy I-15 along east side of Nichols Road 384 Comment
  UCR153472  Atriplex davidsonii Chris E. True 2005-4-29 s.n. Riverside Perris Basin, San Jacinto Wildlife Area, 300-400 m east of Davis Rd. on first major, gated, dirt road N of San Jacinto River, c. 1 mile north of Lakeview 436 Comment
  CAS-BOT-BC158104  Atriplex hymenelytra 0065 Riverside Base of Coxcomb Mts., mile 10.00 Hwy from Desert Center to Rice Comment
  CAS-BOT-BC169294  Atriplex lentiformis Dr. Barton W. Evermann 1916-5-14 s.n. Riverside Mecca Comment
  CLARK-A1528-2523  Atriplex lentiformis John C. Roos 1936-9-21 Riverside Indio Comment
  CAS-BOT-BC176543  Atriplex polycarpa K. Kirtland 1998-11-6 s.n. Riverside Sonoran Desert: sand and gravel mine ca. 8 miles (airline) N of Blythe, SW of Big Maria Mtns. on Midland Road 137 Comment
  RSA65380  Atriplex polycarpa Marcus E. Jones 1928-12-15 s.n. Riverside Indio, Coachella Valley Comment
  UCR261155  Atriplex serenana var. serenana A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-5-18 41721 Riverside Esinore, large vacant lot south of the intersection of 3rd St. and Pasadena St. 387 Comment
  UCR89874  Atriplex suberecta Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  CLARK-A1528-4493  Avena barbata John C. Roos 1952-2-18 5353 Riverside Riverside 274 Comment
  OBI32772  Avena barbata E. W. Lathrop 1959-4-26 4497 Riverside 14 W of Murrieta; Tenaja Plateau Comment
  UCR138648  Avena barbata D. L. Banks 1997-2-17 1279 Riverside Agua Tibia Mtns., NW Palomar Mountains, Pechanga Indian Reservation. Along Pechanga Rd. in the Reservation, c. 10 m west of the Pechanga Tribal Government Center 367 Comment
  CAS-BOT-BC145737  Avena sativa V. W. Steinmann 1996-4-13 829 Riverside Just east of Route 15 along Temescal Canyon Road 1.3 km southeast of the junction with Indian Truck Trail. 350 Comment
  RSA295276  Ayenia compacta N. R. Zabriskie, Walter Zabriske 1973-4-24 639 Riverside Andreas Canyon, E slope San Jacinto Mts. (Site A-9) 366 Comment
Read comments
Oct 1 2011
  UC774846  Baccharis brachyphylla Carl B. Wolf and P. C. Everett 1942-10-13 11436 Riverside 3/10 mi below San Bernardino County line Morongo Pass 670 Comment
  CDA10369  Baccharis emoryi C. R. Tower Oct 1949 Riverside Citrus Experiment Station, Riverside. 0 Comment
  IRVC18891  Baccharis emoryi Karlin G. Marsh 1981-11-11 3 Riverside Blythe: north of Mayflower County Park, 5 miles north of I-10, along irrigation ditch into Colorado River. Sonoran Desert Comment
  RSA655084  Baccharis emoryi Scott D. White 1999-11-12 7630 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  HSC92879  Baccharis salicifolia Scott D. White 1996-4-14 3904 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Hwy. 74, 1.7 mi. W of USFS Cranston Fire Station 534 Comment
  CAS-BOT-BC99821  Baccharis sarothroides Carl B. Wolf 1932-10-13 4310 Riverside Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  RSA0031548  Baccharis sarothroides Duncan S. Bell 2013-1-30 4438 Riverside The Mecca Hills; in an unnamed canyon between Thermal Canyon and Painted Canyon, just to the west of Mecca Hills peak 1642. 138 Comment
  RSA89881  Baccharis sarothroides J. C. Roos 1950-10-28 5021 Riverside Box Springs. 473 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
  CLARK-A1656-809  Baccharis sergiloides Theo Glenn 1982-9-25 Riverside Snow Creek Comment
  UC1118926  Baccharis sergiloides C. Van Fleet 1931-1-22 4 Riverside Wilson Creek San Jacinto Quad. 762 Comment
  CAS-BOT-BC295893  Bahiopsis parishii Javier Penalosa 1963-4-11 2807 Riverside Pines to Palms Hwy. (#74) above Palm Desert 762 Comment
  POM350665  Baileya pauciradiata George R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms. Comment
  RSA155550  Baileya pauciradiata L. S. Rose 1962-3-2 62004 Riverside La Quinta 3 Comment
  RSA776905  Baileya pauciradiata Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 963 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing. 243 Comment
  UCR280381  Baileya pleniradiata Onkar Singh 2012-2-25 2543 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, Palen Sand Dunes west of Palen Dry Lake 140 Comment
  UCR156472  Barbarea orthoceras T. B. Salvato, A. C. Sanders 2005-5-17 887 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
  UCR21160  Bebbia juncea Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCSB9702  Bebbia juncea Leeuwen, Henry 1957-4-13 Riverside next to U.S. 60 near juncture with Cal. 195 Comment
  UC893872  Bebbia juncea var. aspera I. W. Clokey 1935-4-17 6966 Riverside Shavers Wells Comment
Read comments
Dec 13 2011
  SD132415  Berberis nevinii Scott White 1990-10-2 Riverside Vail Lake area: Hwy 79, immediately west of Dripping Springs Guard Station (mak 10/07) 487 Comment
  UCR252813  Berberis nevinii Ana Hernandez 2012-4-2 031 Riverside Perris Aguanga Basin, top of Oak Mountain, 35 meters north of dirt road 825 Comment
  UCR94069  Bernardia myricifolia Scott D. White, Duayne Haselfeld 1996-7-2 4257 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  RSA603750  Bidens laevis L. C. Wheeler 1932-9-4 1319 Riverside Prado Basin: Santa Ana River at Chino Creek 183 Comment
  CAS-BOT-BC127987  Bidens pilosa S. B. Parish 1915-9-20 8623 Riverside along the railway at Mecca. Salton Sink -57 Comment
  RSA192330  Blennosperma nanum E. W. Lathrop 1966-4-24 6203 Riverside 4 miles W of Murrieta Comment
  SEINET8466122 Image available Bloomeria crocea N. Cooper 1944-7-16 1542 Riverside San Jacinto Mtn., Pine Cove. 1524 Comment
  UCR19108  Boerhavia coccinea John C. Roos 1948-5-15 3858 Riverside Sonoran (Colorado) Desert, S foot of the Eagle Mtns, mouth of Lost Palms Wash Comment
  UCR35198  Boerhavia coccinea L. B. Ziegler 1967-8-30 218 Riverside San Jacinto Valley, Vacant lots in city of San Jacinto 473 Comment
  UCR211497  Boerhavia triquetra Jim Andre, T. La Doux 2008-9-13 10264 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177 (NW side), southeast end of Coxcomb Mountains, east boundary of Joshua Tree National Park 161 Comment
  UCR265474  Boerhavia triquetra var. intermedia Jordan Zylstra 2014-8-17 14022 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  POM246588  Boerhavia wrightii E. C. Jaeger 1938-10-30 s.n. Riverside Granite Wells Wash, Chuckawalla Mts, Colorado Desert. 366 Comment
  UCR130149  Bolboschoenus maritimus subsp. paludosus Carl Epling, Joseph A. Ewan 1933-1 s.n. Riverside South shore of Lake Elsinore 378 Comment
  JOTR33680  Bothriochloa barbinodis La Doux, Tasha, Mike Bell 2003-10-17 1592 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  RSA613138  Bothriochloa barbinodis D. L. Banks 1997-3-6 1408 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  UCD56821  Bothriochloa ischaemum Oscar F. Clarke 1967-7-6 C 670706 1 Riverside Riverside Co. Comment
Read comments
Apr 8 2009
  CLARK-A1528-4509  Bouteloua aristidoides John C. Roos 1946-9-14 3026 Riverside San Jacinto Mountains 1219 Comment
  POM161551  Bouteloua aristidoides Ralph Hoffmann 1929-9-11 s.n. Riverside Thomas Valley, San Jacinto Mountains. Comment
  RSA0025664  Bouteloua aristidoides var. aristidoides Deidre Conocchioli, Sarah J. De Groot 2013-9-18 50 Riverside Valley north of Chocolate Mountain range. From Desert Center: Take I -10 West for 9.2 miles. Take exit marked Red Cloud Road. Turn left to cross under the interstate, continue over metal grate onto an unmarked, unpaved power line road for 0.2 miles., Continue over metal grate onto an unmarked, unpaved power line road for 0.2 miles. The collecting site is along the portion of the road that runs nearly parallel with an old raised railroad for a short distance before diverging. Collecting done on both sides of road. 442 Comment
  UCR230604  Bouteloua barbata A. C. Sanders 2011-9-15 39892 Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area in Thermal; Colorama greenhouses/nursery at 83300 Ave. 58, 0.35 mi. east of Jackson St. near Calhoun St. -24 Comment
  JOTR30294  Bouteloua curtipendula Andre, Jim, Tasha La Doux 2007-9-6 8705 Riverside Joshua Tree National Park. On dirt road to Lost Horse Ranger Station, below Hemingway Buttress 1236 Comment
  UCR107391  Bowlesia incana B. G. Pitzer 1997-3-23 2972 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  CLARK-A1656-822  Brandegea bigelovii Theo Glenn 1983-1-22 Riverside San Jacinto Mountains 304 Comment
  RSA184555  Brandegea bigelovii C. L. Hitchcock 1932-4-7 12198 Riverside Corn Springs. Comment
  UC354498  Brandegea bigelovii Edmund C. Jaeger 1925-12-19 Riverside Fish Traps near Mecca 3 Comment
  OBI75957  Brassica tournefortii James M. Andre 2011-2-2 16204 Riverside Coachella Valley; W of Palm Springs along Hwy 111 (S side) at base of San Jacinto Mts at Windy Point, approx 5.5 mi from jctn with I-10 258 Comment
  UCR113208  Brassica tournefortii A. C. Sanders 1998-2-19 21653 Riverside San Bernardino Mountains, mouth of Hathaway Canyon, Morongo Indian Reservation, east of Banning 793 Comment
  RSA0125106  Brickellia californica Duncan S. Bell 2016-10-27 10215 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  SEINET272197  Brickellia californica A. C. Sanders, T. Tennant; A. Montalvo & B. Wagner 1997-11-20 21610 Riverside Lake Skinner reserve area: Diamond Valley canyon along Rawson rd. going into hills toward Crown Valley. 509 Comment
  RSA700108  Brickellia desertorum Virginia Moran 2003-9-1 s.n. Riverside Wilson Valley Mitigation Bank, managed by the Center for Natural Lands Management: Section 33 of two that comprise mitigation bank. (Section 27 & 33). Accessed from Wilson Valley Road. Comment
  UCR163887  Brickellia desertorum B. G. Pitzer 2001-11-4 4350 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  VVC1449  Brickellia desertorum A. C. Sanders, J. Mac 1996-11-23 19650 M Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  CAS-BOT-BC100518  Brickellia incana Edmund C. Jaeger 1924-10-1 s.n. Riverside Coyote Holes near Quail Springs, Morongo Mountains 1036 Comment
  RSA191990  Brodiaea filifolia E. W. Lathrop 1966-5-1 6237 Riverside 3 miles W of Murrieta Comment
  UCR111612  Brodiaea filifolia D. E. Bramlet 2000-5-3 3004 Riverside Perris Basin, 4.3km east of Perris, 183-305m south of San Jacinto Ave. and 884m west of Pico Ave. 433 Comment
  CAS-BOT-BC149443  Bromus berteroanus John Roos; Lucille Roos 1953-3-21 5909 Riverside Mouth of Andreas Canyon south of Palm Springs. 274 Comment
  UCR138768  Bromus carinatus Scott D. White 1997-5-18 5154 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  UCR44200  Bromus carinatus A. C. Sanders 1986-6-1 6539 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  RSA0037319  Bromus carinatus John F. Emmel 1993-5-30 1263 Riverside San Jacinto Mts.; along Pacific Crest Trail 0.3-0.6 mile SE of Fobes Saddle. 1859 Comment
  CAS-BOT-BC149306  Bromus carinatus var. carinatus H. M. Hall 1901-6-1 2226 Riverside San Jacinto Mountains. Along water courses in the vicinity of Strawberry Valley. 1615 Comment
  CAS-BOT-BC156282  Bromus catharticus A. R. Roos 1937-11-13 s.n. Riverside Riverside. 243 Comment
  RSA673731  Bromus diandrus Scott D. White, Bill La Haye 2000-5-27 7958 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  RSA702384  Bromus hallii Naomi Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1286 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  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
  CLARK-A1528-4553  Bromus rubens John C. Roos 1952-4-2 5465 Riverside Box Springs 426 Comment
  RSA764436  Bromus rubens Doris Hoover Bowers 1978-3-19 2527 Riverside Wild Horse Canyon 1280 Comment
Read comments
Apr 7 2013
  UCR138824  Bromus rubens D. L. Banks 1997-2-23 1299 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
  UCR172140  Bromus rubens A. C. Sanders 2006-5-11 32256 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  RSA179513  Bromus rubens E. W. Lathrop 1960-5-10 5353 Riverside 10 miles W of Murrieta. Comment
  UCR140292  Bromus tectorum A. C. Sanders 2004-4-9 27460 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  JOTR35281  Bromus trinii Andre, Jim 2012-4-16 20982 Riverside Joshua Tree National Park. along Cottonwood Spring Road, approx. 6 mi. south of the North Entrance at Twin Tanks parking area. 1196 Comment
  RSA232962  Buddleja officinalis D. A. Young 1969-3-21 437 Riverside 3 miles west of Elsinore, California on a dirt road north of Highway 71, 500 yards off the road. 244 Comment
  RSA0121413  Bursera microphylla Duncan S. Bell, LeRoy Gross 2016-3-31 9185 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 6 air miles southeast of the summit of Martinez Mountain. 492 Comment
  RSA405296  Caesalpinia virgata Robert Gustafson 1980-4-3 1530 Riverside Orocopia Mountains, about 4 miles east of Mecca on Box Canyon road. 213 Comment
  RSA498294  Caesalpinia virgata Robert M. Perkins, H. de Forest 1937-3-15 399 Riverside 20 miles East of Indio. Comment
  RSA605774  Caesalpinia virgata A. C. Sanders 1995-5-23 17113 Riverside Coachella Valley: alluvial fans below the Santa Rosa Mtns., N. of Toro Canyon, W of Monroe St., South of Ave 62. 15 Comment
  UCR161368  Caesalpinia virgata Mark A. Elvin 2005-4-26 4229 Riverside Northern Sonoran (Colorado) Desert, Coachella Valley/Indio Hills; [pipeline route, south of mouth of Fargo Canyon] N of I-10 198 Comment
  UCR166540  Caesalpinia virgata Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10878 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UC1552149  Calandrinia ambigua David Charlton 1988-2-19 1211 Riverside road between Cottonwood Wash and Mecca; Orocopia Mtns., Mecca Hills, Lower Box Canyon 457 Comment
  RSA271846  Calandrinia ciliata C. W. Tilforth 1978-4-30 1580 Riverside Low, rounded hills east of Norco. Comment
  UCR174105  Calandrinia ciliata A. C. Sanders 2006-5-19 32422 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
  RSA525283  Calochortus splendens Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4597 Riverside Vail Lake area, steep SE flank of Oak Mountain above NE end of lake.. 579 Comment
  SDSU11918  Calochortus splendens J. A. Kemp, K. J. Huntley with SDSU California Flora Class. Biology 358 1988-4-28 29 IV88B Riverside SDSU Santa Margarita Ecological Reserve. On left side of road leading to field office, ca. 75 meters before building. 305 Comment
  RSA532560  Calycoseris parryi D. Bramlet 1991-5-9 2134 Riverside North Domenigoni Hills Comment
  RSA81019  Calycoseris parryi G. R. Campbell 1952-4-6 18408 Riverside Joshua Tree National Monument. 1.5 miles toward Cottonwood Springs, off road to 29 Palms 975 Comment
  RSA680922  Calycoseris wrightii Scott D. White, Michael Honer 2003-5-14 9279 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR241523  Calycoseris wrightii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40646 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  RSA0051770  Calycoseris wrightii A. Lee Haines 1974-4-8 s.n. Riverside North side of Orocopia Mountains. 396 Comment
  SDSU18680 SDSU18680
Image available
Calyptridium monandrum Kristen Hasenstab, M. G. Simpson 2008-4-1 46 Riverside In Fan Canyon, just inside the boundary for Joshua Tree National Park. Located in a wide desert wash. 607 Comment
  SEINET215201  Calystegia J. C. Lee 1966-4-9 24 Riverside Highway 74, Elsinore. 305 Comment
  UCD126080  Calystegia macrostegia B. Pitzer 1997-4-20 3200 Riverside Lakeview Mtns: Pulsar View Road, around 1.2 mi. up from the base of the hills (at end of Warren Road). Around 1 air mile north of Juniper Flats (Contour) Road. 549 Comment
  RSA394919  Calystegia macrostegia subsp. intermedia E. A. McGregor 1967-6-8 s.n. Riverside Lake Elsinor Comment
  UCR94265  Calystegia macrostegia subsp. intermedia Scott D. White 1996-4-14 3919 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  UCR115933  Calystegia sepium subsp. binghamiae Mitch Provance, Steve D. Boyd 1999-9-14 1780 Riverside Riverside, Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  RSA496457  Camissonia bistorta Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3073 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR20791  Camissonia bistorta A. C. Sanders, Steve Boyd 1980-5-2 1416 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR166535  Camissonia boothii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10897 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  RSA795924  Camissonia boothii subsp. condensata Duncan S. Bell 2009-4-19 285 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  UCR144108  Camissonia boothii subsp. condensata Scott D. White 2001-4-12 8305 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
  UCR50881  Camissonia brevipes A. C. Sanders 1988-5-11 7802 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  JEPS23495  Camissonia brevipes subsp. brevipes Marjorie D. Clary 1932-5-8 1096 Riverside Beal Well to Wiley Well; Colorado Desert, Chocolate Mts. 152 Comment
  JOTR16757  Camissonia campestris subsp. campestris Dengler, A. 1966-5-31 s.n. Riverside Joshua Tree National Park. LOST HORSE RANGER STATION 1249 Comment
  RSA782080  Camissonia claviformis Duncan S. Bell 2009-3-9 119 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  SEINET3005049  Camissonia claviformis G. Rink 2011-4-25 10486 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe 109 Comment
  UCR148463  Camissonia claviformis 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
  SEINET10492062  Camissonia claviformis David B. Dunn 1948-3-13 Dunn 3730 Riverside Found growing in a wash. Indio hills. Colorado desert. Near pushawalla. Comment
  CLARK-A1528-3359  Camissonia claviformis subsp. aurantiaca John C. Roos 1937-4-18 1366 Riverside Snow Creek Comment
  RSA135304  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11476 Riverside Box Canyon 5.5 miles south-east of Painted Canyon turnoff. Comment
  RSA449190  Camissonia claviformis subsp. aurantiaca Howard Mullins 1931-4-11 s.n. Riverside Palm Springs (3 miles no.) Comment
  UCR133370  Camissonia confusa Jeffrey Ross, T. B. Salvato 1998-5-28 MOR- 294 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, c. 3.5 miles NNW of Cabazon 915 Comment
  SEINET6944439  Camissonia contorta W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris, at base of Gavilan Hills. Comment
  RSA113258  Camissonia hirtella E. K. Balls 1955-4-4 20429 Riverside Chaparral, Ortega Hwy. 8.3 mi. ne. from Orange-Riverside Co. line, Elsinore overlook. 793 Comment
  UCR192717  Camissonia micrantha A. C. Sanders, Mike Misenhelter 2008-6-10 35449 Riverside San Bernardino Valley, Glen Avon, San Sevaine Wash south of Hwy 60 and of San Sevaine Way, east of concrete channel 231 Comment
  RSA448993  Camissonia pallida N. R. Zabriskie, Walter Zabriskie 1973-4-25 646 Riverside Deep Canyon drainage, E side Hwy 74, opposite Black Hill, Santa Rosa Mtns. (site 22) 915 Comment
  RSA680559  Camissonia pallida Scott D. White, Michael Honer 2003-4-30 9143 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  RSA278984  Camissonia pallida subsp. pallida Barry A. Prigge, L. Martinez 1978-3-23 2437 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  UCR216354  Camissonia pallida subsp. pallida Mike Bell 2008-3-19 044 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, off Ruby Dr./13th (dirt track) between North Indian Canyon Dr. and Western Ave. 352 Comment
  UCR133912  Camissonia refracta June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Chiriaco Summit 518 Comment
  UCR228167  Camissonia refracta Dave Silverman, Mark Bibbo 2010-3-31 7894 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 1.5 km west of Black Creek Rd, 6.5 km north of I-10, and 6.9 km ENE of McCoy Pk. 177 Comment
  CLARK-A1045-74  Camissonia strigulosa George K. Helmkamp 1978-5-20 Riverside San Jacinto Mountains roadside; Kensworthy Forest Station; Idyllwild 15' Q Comment
  UC1228592  Camissonia strigulosa C. L. Hitchcock and C. V. Muhlick 1962-3-16 22136 Riverside 8 mi se Corona; Temescal Canyon Comment
  UC422972  Camissonia strigulosa Fred M. Reed 1904-5-16 124 Riverside Hemet Comment
Read comments
Mar 24 2011
  UCR158276  Camissonia strigulosa A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30124 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
  SBBG61448  Camissoniopsis bistorta R. Hoffmann 1929-9-11 Riverside San Jacinto Mtns 1645 Comment
  SD133052  Camissoniopsis bistorta Scott White 1991-5-10 91 145 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 548 Comment
  SDSU3339  Camissoniopsis bistorta H. Wedberg 1958-3-30 579 Riverside On ellis Ave. at junction with Menifee Road. Southeast of Perris and north of Hwy 74. 466 Comment
  UCSB39999  Camissoniopsis bistorta Sauls, Mary 1978-4-24 Riverside 1 mile south of Glen Eden road on State Hwy 15 Comment
  SD254656  Camissoniopsis hirtella Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 342 Riverside Peninsular Ranges; San Jacinto Mountains: Just down Mt Edna Road W off of CA Hwy 243 (Cabazon 7.5'Q) 1146 Comment
  UC206791  Camissoniopsis ignota unknown 1905-5-18 Riverside Wilder's Comment
  SBBG34572  Camissoniopsis pallida T. L. Secrest 1951-5-19 Riverside near Idyllwild Comment
  UCR243519  Camissoniopsis pallida subsp. hallii Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21090 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  JOTR34225  Camissoniopsis pallida subsp. pallida La Doux, Tasha, M. Harding 2010-4-7 3635 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
  UCR250320  Cardamine hirsuta A. C. Sanders 2014-4-16 41014 Riverside Peninsular Range, Temescal Valley, Campbell Ranch Rd. between Indian Truck Trail and Temescal Canyon Rd., across from intersection with Soapberry Rd. 345 Comment
  CAS-BOT-BC38114  Cardamine parviflora A. C. Sanders 1995-2-6 15915 Riverside Riversdie. UCR Campus. 367 Comment
  RSA562437  Carduus pycnocephalus Steve Boyd, Timothy S. Ross 1992-5-6 7627 Riverside Southern Santa Ana Mountains, San Mateo canyon Wilderness area. West of Verdugo Portrero, along access road to Rancho Carillo(7S06) on ridge dividing Verdugo and Aliso Canyons, just east of Riverside-Orange Co. Line 671 Comment
  UCR182570  Carex Andrea Salzman, Carlos Navarro 2006-7-17 182 Riverside San Jacinto Mtns., Dark Canyon 1720 Comment
  CAS-BOT-BC19172  Carex barbarae I. M. Johnston 1918-5-30 2022 Riverside Temescal Canyon (near Lee Lake). 335 Comment
  UCR26916  Carex bolanderi A. C. Sanders 1980-7-22 1710 Riverside Peninsular Range; San Jacinto Mtns, [Forest Service] Rd. 4S02, c. 2.5 (airline) mi north of Pine Cove and c. 0.25 mi south of Dark Canyon campground 1768 Comment
  CAS-BOT-BC20600  Carex douglasii Philip Alexander Munz 1938-8-13 15331 Riverside Santa Rosa Peak. 2316 Comment
  SEINET10711418  Carex nebrascensis Robert F. Thorne, J. , P. Simon; C. W. Tilforth 1969-6-24 Thorne 38142 Riverside San Jacinto Mountains: San Berardino National Forest. Above James Reserve. Along small stream. Associated species-Pinus ponderosa, P. coulteri, P. lambertiana, Abies concolor, Quercus kelloggii, Calocedrus, etc. 1676 Comment
  UC146412  Carex senta Charlotte M. Wilder 1909-7-10 916 a Riverside ridge above Round Valley San Jacinto Mountains 2895 Comment
  RSA682458  Carex subfusca Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8643 Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  SD239789  Carya illinoinensis A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37151 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River (Riverside West 7.5'Q) 238 Comment
  UC1792818  Carya illinoinensis A. C. Sanders, T. B. Salvato 2003-5-6 26558 Riverside San Bernardino Valley Region: Riverside, west edge of the UCR campus, lower drainage of Big Springs Canyon, near intersections of Canyon Crest Dr. and University Ave 320 Comment
  RSA425880  Castilleja affinis M. V. Hood 1945-3-28 s.n. Riverside Hwy. 79 to Hemet from Aguaga. Ele. 1,800 ft. 549 Comment
  JEPS8572  Castilleja affinis subsp. affinis Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1953-5-5 4077 Riverside 5.7 mi s Hemet (along Calif Hwy 79, at 1st right-angle turn, at edge of hills s of Diamond Valley) 518 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
  UCR14223  Castilleja exserta June Latting 1979-5-4 s.n. Riverside Gavilan Hills, Harford Springs County Park 610 Comment
  UCR94252  Castilleja exserta subsp. exserta Scott D. White 1996-4-14 3912 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  RSA0030795  Castilleja miniata Mary F. Spencer 1922-6-26 1977 Riverside Idyllwild, San Jacinto Mountains. 1220 Comment
  RSA531106  Caulanthus cooperi Christopher Davidson 1973-4-19 1993 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  RSA531136  Caulanthus hallii R. S. Woglum 1941-5-17 3055 Riverside Horse canyon, NE off Coyote Canyon, SE of santa Rosa Mountain. Comment
  CAS-BOT-BC41141  Caulanthus heterophyllus A. C. Sanders; Steven Richard Hill 2001-5-4 24134 Riverside Santa Ana Mountains Region. West of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Road. 488 Comment
  UCR68471  Caulanthus lasiophyllus var. rigidus Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4115 Riverside Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit. 701 Comment
  SBBG101779  Caulanthus simulans S. Boyd with T. Ross, M. Hammitt 1991-5-2 6023 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
  UCR44202  Caulanthus simulans A. C. Sanders 1986-6-1 6557 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  POM184169  Ceanothus crassifolius P. A. Munz 1932-3-24 12028 Riverside Base of mts. south of Elsinore Lake. 366 Comment
  UCR98060  Ceanothus crassifolius A. C. Sanders 1997-3-1 19728 Riverside Box Springs Mountains, Pigeon Pass, canyon below Regulus Road, 0.6 mi. west of Pigeon Pass Road., 0.4 mi. east of Bench Mark 'Table' (2559 ft). 610 Comment
  RSA0031880  Ceanothus divaricatus var. eglandulosus Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. 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
  POM254878  Ceanothus integerrimus W. Pequegnat 1940-7-1 5691 Riverside Santiago Peak. 1735 Comment
  UC775032  Ceanothus integerrimus Carl B. Wolf 1941-8-15 11155 Riverside Santiago Pk., n side, 1/2 mi from summit Santa Ana Mts. 1676 Comment
  JEPS42020  Ceanothus leucodermis W. L. Jepson 2291 Riverside Strawberry Valley San Jacinto Canyon 1676 Comment
  RSA570222  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7891 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA606750  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27408 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
  UCR64746  Ceanothus ophiochilus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-19 3020 Riverside Peninsular Range, Vail Lake area, 1 mi west of Vail Lake 640 Comment
  LA44886  Ceanothus palmeri Norman C. Cooper; 1944-6-17 1416 Riverside San Jacinto Mountains, above Banning 975 Comment
  POM310178  Ceanothus spinosus Hulda Crooks 1946-3-2 s.n. Riverside Beaumont-E. of Town. 701 Comment
Read comments
Feb 17 2013
  UC1071429  Ceanothus tomentosus A. Lewis 1934-3-4 308 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quad. Comment
  UC217954  Ceanothus tomentosus P. A. Munz 1922-4-30 5131 Riverside St. John's Grade, south of Hemet. Comment
  UCR174375  Centaurea melitensis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32623 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 591 Comment
  UCR93835  Centaurea melitensis G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  RSA654620  Centaurea melitensis Starr Streight 1982-4-17 51 Riverside Hillside north of Cajalco road, 2 miles east of I-15. Comment
Read comments
Feb 24 2013
  UCR238750  Centaurea solstitialis John F. Green 2012-9-11 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, between Perris and March Air Base, Harvill Ave. at Markham St., just west of I-215 Fwy 464 Comment
  SEINET10910151  Centaurium J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12851 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then several kilometers on Whitewater Canyon Road to where it crosses over the river. Comment
  RSA800232  Centromadia pungens subsp. pungens Justin M. Wood 2010-6-17 2045 Riverside Perris Basin: March ARB, roadside ditch south of Cactus Ave. and west of Heacock St. 473 Comment
  JOTR30967  Centrostegia thurberi La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1942 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  POM172023  Centrostegia thurberi P. A. Munz 1930-5-1 11923 Riverside Dry Morongo Valley, Colorado Desert Comment
  POM17506  Ceratophyllum demersum P. A. Munz 1923-6-18 7136 Riverside Temecula Canyon Comment
  CSUSB1298  Cercidium floridum Daniel Sall 1970-5-5 Riverside 200 yards south of Riverside County boundary sign, 20 feet from 29 Palms Highway. Comment
  RSA597527  Cercocarpus betuloides Louis C. Wheeler 1960-5-9 7690 Riverside Santa Rosa Mountains. Garnet Queen Mine. Comment
  CAS-BOT-BC135496  Cercocarpus betuloides var. betuloides K. Watkins; E. McClintock 1937-4-10 s.n. Riverside Palms to Pines Highway near road to Shumay Comment
  CAS-BOT-BC135576  Cercocarpus ledifolius var. ledifolius H. M. Hall 1901-7-1 2585 Riverside In rocky places; vicinity of Tamarack Valley - San Jacinto Mountains 2499 Comment
  UC1536043  Cercocarpus minutiflorus Robert F. Thorne 1973-5-23 45537 Riverside Santa Rosa Plateau, Mesa De Colorado Mesa De Colorado; Santa Rosa Plateau, Mesa De Colorado 609 Comment
  RSA503409  Chaenactis artemisiifolia J. D. Olmsted 1962-5-10 3645 Riverside Crest between Sandia Creek and DeLuz Creek drainages. 259 Comment
  CAS-BOT-BC276378  Chaenactis carphoclinia S. B. Parish 1906-4-20 6785 Riverside Palm Springs Comment
  HSC78584  Chaenactis carphoclinia var. carphoclinia G. K. Helmkamp 1983-3-24 38319 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd 336 Comment
  RSA271141  Chaenactis carphoclinia var. carphoclinia C. W. Tilforth, John Dourley, Walter Wisura 1977-5-19 1326 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road [Midland Rd]. 266 Comment
  SD49375  Chaenactis carphoclinia var. carphoclinia Thomas W. Whitaker 1958-4-30 Riverside Box Canon, midway between Mecca and Shaver Well. Comment
  UC1287088  Chaenactis carphoclinia var. carphoclinia C. L. Hitchcock 1966-3-20 24314 Riverside 5 mi n Milpitas Wash (12 mi nw of Blythe-Glamis Rd) Comment
Read comments
Mar 2 2013
  UC472857  Chaenactis carphoclinia var. carphoclinia unknown 1920-4-4 Riverside Tahquitz Trail Colorado Desert, Palm Springs, Tahquitz Trail 152 Comment
  CAS-BOT-BC276914  Chaenactis fremontii L. R. Abrams 1926-3-27 11123 Riverside Near Whitewater Comment
  SEINET2049106 Image available Chaenactis fremontii David Charlton 1988-2-25 1225 Riverside Alluvial Fan, S side of Little San Bernardino Mstns. Dillon Road and 1000 Palms Oasis Rd Jct. S of Joshua Tree National Park, parallel to I-10. 5 mi. E of Jct dillon Rd. and Fargo Cyn Rd. Near small hill with blow sand on top 2000'. 244 Comment
  RSA0106324  Chaenactis fremontii Lyman Benson 1946-4-15 12026 Riverside 2 miles east of Banning. 609 Comment
  SEINET4023348 Image available Chaenactis glabriuscula O. M. Clark 1929-1 122 Riverside South Cabazon, southern California. Comment
  UCR274189  Chaenactis glabriuscula T. B. Salvato, Gregg Miller 2005-6-7 1437 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  RSA180441  Chaenactis glabriuscula var. glabriuscula E. W. Lathrop 1965-5-30 5773 Riverside 6 miles W of Murrieta. Comment
  UC185535  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee 1905-5-12 Riverside near Riverside (Wilder's) Comment
  UCR102873  Chaenactis glabriuscula var. glabriuscula A. C. Sanders 1997-3-26 20118 Riverside Lake Skinner area, NW foot of the Tucalota Hills, 0.2 mi. east of main Skinner entrance road on a dirt service road 473 Comment
  RSA695580  Chaenactis glabriuscula var. lanosa Keith E. Hoffmaster 1937-6-6 791 Riverside Hemet Lake. Comment
  RSA775940  Chaenactis stevioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 950 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  SD187342  Chaenactis stevioides Naomi Fraga, Sara J. De Groot, et al. 2005-2-10 1422 Riverside Northeastern Colorado Desert region: Along Palen Road near Highway 177. 170 Comment
  UCD130429  Chaenactis stevioides William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  POM351836  Chaenactis stevioides var. stevioides L. H. Jones 1910-3-17 s.n. Riverside Riverside Mountain, Colorado River Comment
  UCR241109  Chamaesyce abramsiana Tim Thomas, Paul Frank, Art Schaub, Michael Honer 2012-9-5 5884 Riverside Colorado River Valley, Wilson Road, 0.3 mi west of the river 104 Comment
  RSA0121596  Chamaesyce arizonica Duncan S. Bell, LeRoy Gross 2016-3-29 9106 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA70546  Chamaesyce arizonica F. W. Peirson 1922-12-28 4256 Riverside Andreas Canyon near Palm Springs Comment
  RSA55098  Chamaesyce micromera Lee Harris 1928-6-28 113 Riverside Indio Comment
  SBBG118575  Chamaesyce parishii L. C. Wheeler 1952-4-5 6850 Riverside near cynyn E of Painted Cyn Comment
  RSA599304  Chamaesyce polycarpa L. C. Wheeler 1954-9-25 7095 Riverside South end of Mule Mountains, near Ripley. Comment
  RSA763996  Chamaesyce polycarpa Justin M. Wood, Dustin M. Ray 2010-10-21 3005 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  RSA432474A  Chamaesyce polycarpa var. hirtella P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  JOTR34999  Chamaesyce setiloba La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3101 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  POM6696  Chamaesyce setiloba P. A. Munz, L. T. Street, G. Williams 1919-3-25 2323 Riverside Palm Canyon. 213 Comment
  UCR261104  Cheilanthes clevelandii Joseph Cahill 2011-1-8 111- 06 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, San Juan Loop Trail, c. 0.5 mi. from eastern trailhead off Hwy 74 590 Comment
  CAS-BOT-BC70033  Cheilanthes covillei Annie M. Alexander; Louise Kellogg 1941-5-4 2119 Riverside Barker Dam 1322 Comment
  JOTR35350  Cheilanthes covillei Andre, Jim 2012-4-11 20693 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
  RSA675698  Cheilanthes covillei Scott D. White 2001-5-1 8437 Riverside Near Sun City: Quail Valley: Valleys and slopes east of Canyon Lake and west of Goetz Road. 442 Comment
  UCR105433  Cheilanthes covillei A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20692 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  RSA690939  Cheilanthes newberryi Scott D. White, Michael Honer 2003-5-27 9397 Riverside Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak e2349.' 396 Comment
  UCR12627  Cheilanthes newberryi I. G. Rauch 1968-3-6 s.n. Riverside Box Springs Mountains 488 Comment
  CAS-BOT-BC70333  Cheilanthes parryi Edmund C. Jaeger 1922-3-18 s.n. Riverside Eagle Canyon, 4 miles east of Palm Springs Comment
  RSA336041  Cheilanthes parryi R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52022 Riverside Chino Canyon Comment
  UC812273  Cheilanthes parryi C. L. Hitchcock 1940-4-4 5962 Riverside Cottonwood Springs; Joshua Tree Nat'l Monument Comment
  UCR23337  Cheilanthes parryi John C. Roos 1942-5-1 1142 Riverside Sonoran (Colorado) and Mojave Desert Transition/Transverse Range; San Bernardino Mtns, Dry Morongo Canyon Comment
  UCR261439  Cheilanthes parryi Joseph Cahill 2011-1-29 111- 12 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, c. 1.4 miles west of intersection of South Palm Canyon Dr. and Murray Canyon Dr., SW of Palm Springs 403 Comment
  HSC1016  Cheilanthes wootonii W. R. Supernaugh, Jr. 1964-12-21 18 Riverside Joshua Tree Nat'l Mon. 1 mi. S of Jumbo Rocks Campground at old ground observation post 1372 Comment
  CDA3005  Chenopodium amaranticolor A. C. Sanders, Mitch Provance, T. B. Salvato, B. G. Pitzer 2000-11-3 23723 Riverside Riverside, UCR campus, east side of the UCR Botanical Garden Comment
  UCR92275  Chenopodium berlandieri Scott D. White, M. A. Patten 1995-8-16 3554 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  RSA192154  Chenopodium berlandieri var. sinuatum E. W. Lathrop 1965-5-29 4583 Riverside 14 mi. W of Murrieta. Comment
  UCR213900  Chenopodium californicum Scott D. White, Justin M. Wood 2009-5-22 12900 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  UCR23310  Chenopodium californicum John C. Roos 1952-4-16 5560 Riverside Box Springs Mountains, Pigeon Pass 366 Comment
  UCR113788  Chenopodium giganteum A. C. Sanders, Mitch Provance 2000-10-4 23716 Riverside Riverside, UCR Botanic Garden, gully on east fence SE of the herb garden 366 Comment
  RSA64957  Chenopodium pratericola F. W. Peirson 1918-03 s.n. Riverside Field near Indio. Comment
  UCR59671  Chenopodium rubrum Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3552 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  CAS-BOT-BC231770  Chilopsis linearis W. R. Dudley 1903-12-25 s.n. Riverside Palm Springs 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
  UC887890  Chilopsis linearis subsp. arcuata E. C. Jaeger 1921-6-15 1055 Riverside along watercourse at base of McMullin Trail Banning Comment
Read comments
Nov 5 2011
  POM364942  Chloris virgata S. B. Parish 1912-10-24 8227 Riverside Thermal, Salton Basin. -40 Comment
  POM12067  Chorizanthe brevicornu var. brevicornu Mary F. Spencer 1921-3-16 s.n. Riverside Mecca. -60 Comment
  UCD80953  Chorizanthe brevicornu var. brevicornu Chuck Hughes 2009-3-23 62 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  UCR135827  Chorizanthe coriacea A. C. Sanders, Guy Bruyea 2004-4-2 27437 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR147605  Chorizanthe coriacea Rashmi Pant, D. L. Banks 1996-5-13 1024 Riverside Peninsular Ranges: Palomar Mts region, NW Palomar Mtns. Agua Tibia Mountians. Foothills south of Hwy 79; east of the Dripping Spring Campground; along xeric ridge, approximately 100mi east of the Dripping Springs Guard Station Comment
  CAS-BOT-BC191853  Chorizanthe corrugata Carl B. Wolf 1932-4-29 3096 Riverside Eastern Colorado Desert. W edge of Maria Mts. 17 mi from Blythe on Rice Road 152 Comment
  RSA561865  Chorizanthe fimbriata Steve Boyd, Tim S. Ross 1992-6-10 7625 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about 'Potrero Escondido', an isolated area of low relief topping the ridge system due west of the junction on Tenaja Road (7S01), and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. 671 Comment
  RSA586719  Chorizanthe fimbriata var. fimbriata D. L. Banks, S. D. Boyd 1995-5-17 442 Riverside NW Palomar Mountains; Cleveland National Forest, N of the Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., lower Arroyo Seco; S of the Dripping Springs Campground, W the Dripping Springs Trail. 573 Comment
  CAS-BOT-BC191346  Chorizanthe leptotheca Edmund C. Jaeger 1932-5-12 s.n. Riverside Sage, S of Hemet 762 Comment
  SD136789  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Temescal Canyon, east side of Indian Wash between I-15 & Temescal Canyon Road, open sandy areas Comment
  SD22479  Chorizanthe leptotheca Susan G. Stokes 1933-7-1 Riverside Idyllwild Comment
  UCR217642  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 133 Riverside San Jacinto Mountains, Cahuilla Mountain along road between Juan Diego Flats and Duval Spring 1177 Comment
  UCR189793  Chorizanthe parryi var. parryi Andrea Salzman 2006-5-30 136 a Riverside Peninsular Range; Perris Aguanga Basin, Lake Skinner, north of stage road 490 Comment
  UCR27232  Chorizanthe parryi var. parryi S. Gallagher 1981-5-9 12 Riverside Box Springs Mts., 1.8 mi. south on Box Springs Rd. from intersection with Pigeon Pass Rd. Site on SW corner of Box Springs Rd. intersection with dirt side road leading to western slope of Mts 747 Comment
  POM13938  Chorizanthe polygonoides var. longispina Charlotte M. Wilder 1905-5-29 621 Riverside West Riverside Comment
  RSA614102  Chorizanthe polygonoides var. longispina A. C. Sanders, G. K. Helmkamp 1997-3-15 19996 Riverside Lake Skinner, SE foot of Bachelor Mtn., just north of the lake. 500 Comment
  UCR189811  Chorizanthe polygonoides var. longispina Diane Menuz 2006-5-23 101 Riverside Peninsular Range, Oak Mountain; c. 2.5 km north of Vail Lake 823 Comment
  RSA180496  Chorizanthe procumbens E. W. Lathrop 1960-6-9 4958 Riverside 14 miles west of Murrieta. Comment
  UCR77755  Chorizanthe procumbens Steve Boyd, Orlando Mistretta 1991-5-22 6294 Riverside Agua Tibia Mountains, Vail Lake area, base of Agua Tibia Mountain, east of Dorland Mountain, west of Kolb Creek 793 Comment
  RSA263673  Chorizanthe staticoides E. W. Lathrop 1968-6-2 6955 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  RSA781915  Chrysothamnus paniculatus Duncan S. Bell 2010-5-1 895 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
  UCR279556  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-29 43177 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  CAS-BOT-BC160611  Chylismia claviformis subsp. aurantiaca Ynez Whilton Winblad 1937-1-17 s.n. Riverside Box Canyon Comment
  RSA794235  Chylismia claviformis subsp. aurantiaca Jim Andre 2012-3-19 21310 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  UCR89755  Cirsium occidentale var. californicum Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3300 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
  POM301814  Cirsium occidentale var. venustum James E. Cole 1942-5-10 958 Riverside Joshua Tree National Monument 1341 Comment
  UCR158089  Clarkia A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20683 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek 915 Comment
  UCR48384  Clarkia epilobioides Steve Boyd 1986-4-22 1768 Riverside Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15 Comment
  CSUSB233  Clarkia purpurea Dennis Vander Ven 1968-5-19 680519 1 Riverside About 7 miles west of Murrieta on Tenaja Road, 170 yards past first fork in road, right fork. On left side, directly by road. 701 Comment
  RSA448298  Clarkia purpurea subsp. quadrivulnera Christopher Davidson 1977-5-25 5643 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  UCR107817  Clarkia purpurea subsp. quadrivulnera D. L. Banks 1997-5-5 2018 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. Along the S fork of Pechanga Creek 427 Comment
  CHSC109027  Claytonia parviflora Duncan S. Bell; Joy England 2010-5-17 1003 Riverside insular ranges; San Jacino Mountains regions: San Bernardino National Forest: Rouse rrdge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potentail habitat for the endangered Quino Checkerspot butterfly. 1045 Comment
  JOTR35134  Claytonia parviflora subsp. utahensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3246 Riverside Joshua Tree National Park. West of Queen Mountain, Wonderland of Rocks; narrow wash with large granitic boulders throughout corridor (Stop 2) 1302 Comment
  UCR138726  Claytonia perfoliata Julie A. Greene 1993-4-10 1128 Riverside San Jacinto Wildlife Area 476 Comment
  RSA359868  Claytonia perfoliata subsp. mexicana Steve Boyd 1986-4-2 1613 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR121664  Claytonia perfoliata subsp. perfoliata A. C. Sanders 1997-3-19 20016 Riverside Lake Skinner area, Lower Rawson Canyon at 3-way road junction (heron rookery site) c. 1 km NE of the lake 457 Comment
  CLARK-A1528-3852  Clematis ligusticifolia John C. Roos 1965-10-7 Riverside Riverside Comment
  UCR91666  Clematis pauciflora D. L. Banks, Steve Boyd 1995-5-9 0422 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  POM500A  Cleome isomeris I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 457 Comment
  RSA556486  Cleome isomeris Julie Greene 1993-3-13 1050 Riverside West of Poleline Rd. 457 Comment
  PASA999  Collinsia bicolor M. Stason, F. Brubaker 5/30 209 Riverside St. John's Grade Comment
  RSA0117465  Collinsia concolor LeRoy Gross, Evan Meyer 2013-5-21 6110 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near [coordinates given.] 1631 Comment
  UCR107821  Collinsia concolor D. L. Banks 1997-5-5 2008 Riverside NW Palomar Mtns, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pachanga Creek. east of where road crosses to southern bank of south fork of Pechanga Creek. 482 Comment
  UCR100821  Collinsia heterophylla G. R. Ballmer 1998-5-23 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Massinger oak easement, Riverside Land Conservancy, north base of Redonda Mesa, close to Tenaja Rd. 671 Comment
  HSC100006  Colubrina californica J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-4-18 12781 Riverside On rocky slope among granite boulders. 355 Comment
  RSA0093968  Condalia globosa var. pubescens A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40508 Riverside Sonoran (Colorado) Desert. Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road. 695 Comment
  RSA764525  Convolvulus arvensis Justin M. Wood 2010-9-8 2605 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  UCR48519  Convolvulus simulans Steve Boyd 1986-5-1 1787 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UCR90369  Conyza bonariensis Scott D. White 1995-6-30 3426 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SEINET904989  Coreopsis californica Lewis S. Rose 1949-1 Riverside 4 miles north-west of Alberhill, desert wash 304 Comment
  LA99062  Corethrogyne filaginifolia E. R. Hobbs; G. Malanson, Walt Westman 1978-9-30 78- 132 Riverside Cortrite Avenue, Homeland Comment
  RSA761987  Corethrogyne filaginifolia Shawn Krosnick, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 721 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC63197  Corethrogyne filaginifolia H. M. Hall Riverside Riverside Comment
  POM13258  Cornus glabrata P. A. Munz 1922-6-24 5806 Riverside Pipe Creek, Kenworthy 1524 Comment
  SD137898  Cotula australis Steve Boyd, Dain Banks 1995-4-5 8426 Riverside Palomar Range, Agua Tibia Wilderness Area, eastern edge of the Dripping Springs Alcove. 609 Comment
  RSA336210A  Crassula aquatica R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51986 -A Riverside Santa Rosa Plateau: Mesa de Colorado. 610 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
  UC11286  Crassula connata var. erectoides Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  UCR117385  Cressa truxillensis A. C. Sanders, T. B. Salvato 2001-5-25 24381 Riverside San Jacinto Valley, west end of Hemet-Ryan airport runway, 50-200 m east of Warren Rd. and 100-200 m north of Stetson Ave. 457 Comment
  UCR202249  Cressa truxillensis Mike Misenhelter 2005-7-12 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 miles E of Sun City, c. 2 mi. SW of Winchester, Hemet U. School Distr. proposed elementary school site, 14 acres on south side of Salt Creek and NE of the intersection of Leon and Patton Rds. 444 Comment
  CAS-BOT-BC175810  Crossosoma bigelovii P. A. Munz 1935-4-8 13834 Riverside Sheephole Mts., southern Mojave Desert 1066 Comment
  HSC66471  Croton californicus Christopher Davidson, A. P. Romspert, H. Surprenant 1979-4-29 7818 Riverside W of Indio, 3 mi. E of Date Palm Dr. 15 Comment
  OBI42546  Croton californicus B. Pitzer 1986-5-24 247 Riverside Whitewater Cyn, ca 5 mi N of hwy I-10 on Whitewater Cyn rd. From N edge of hatchery to ca. 1/4 mi N of hatchery boundary. Whitewater 7.5' quad T2S, R3E, NE 1/4 sec 22 Comment
  RSA770424  Croton californicus Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4874 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
  RSA788557  Croton californicus Duncan S. Bell 2012-3-8 3147 Riverside Southern section of the Mecca Hills; north side of the canal, approximately 4.75 air miles southeast of where Box Canyon Road crosses the Coachella Canal. 16 Comment
  UC708730  Croton californicus H. K. Wagnon 1944-4-2 380 Riverside along fence w cold storage plant; Palm Springs, Torney General Hospital Comment
  UCD141968  Croton californicus Robert F. Thorne; C. W. Tilforth 1980-5-28 54159 Riverside San Bernardino Mts: Colorado Desert slopes, south-facing and west-facing, N-S rocky ridge at east side of Whitewater River at mouth of canyon. Around 1/4-1/2 mile east of Whitewater Post Office. Comment
  VVC1450  Croton californicus A. C. Sanders, J. Mac 1996-11-23 19651 F Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  CDA17343  Crypsis schoenoides M. Tracy 2004-8-2 PDR 1116196 Riverside West Coast Turf, 31755 Winchester Rd., Winchester. 0 Comment
  SEINET6971882  Cryptantha W. P. Vestal, A. G. Vestal 1955-4-21 s.n. Riverside Just west of Perris at base of Gavilan Hills. Comment
  POM12152  Cryptantha angustifolia Mary F. Spencer 1920-3-10 1512 Riverside In desert sandy, Mecca, colorado Desert. -60 Comment
  RSA4903  Cryptantha angustifolia C. B. Wolf 1932-4-27 3019 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  SEINET241494  Cryptantha angustifolia A. C. Sanders 2001-4-8 23979 Riverside Western Colorado Desert: Coachella Vly, Desert Hot Springs, N of intersxn of Pierson Blvd & Atlantic A, N of flood ditch 347 Comment
  UC1212182  Cryptantha angustifolia H. E. and S. T. Parks 1940-2-20 24172 Riverside Soboba Hot Springs San Jacinto Mountains 457 Comment
  UC857062  Cryptantha angustifolia Ira L. Wiggins 1937-3-9 8754 Riverside 5 mi w Shaver's Well Comment
  UCD119593  Cryptantha angustifolia S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas. 15 Comment
  UCR97487  Cryptantha angustifolia A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19676 Riverside Colorado Desert/San Jacinto Mtns, Palm Springs, Indian Avenue at Las Vegas Road, below mouth of Chino Canyon 188 Comment
  JEPS67483  Cryptantha barbigera W. L. Jepson 1927-4-12 11676 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  NY43471  Cryptantha barbigera C. R. Annable 1995-3-10 2264 Riverside 1.6km S of Lake Cahuilla County Park Comment
  RSA518035  Cryptantha barbigera Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1330 Riverside Mecca Hills, Colorado Desert: Box Canyon, along Hwy 195. Comment
  RSA678229  Cryptantha barbigera Valerie Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1098 Riverside Mouth of West Wide Canyon, NNW of junction of Dillon Road and Ford Avenue. 396 Comment
  RSA703814  Cryptantha barbigera LeRoy Gross 2005-3-3 1593 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  SBBG53362  Cryptantha barbigera J. Zabriskie 1975-3-26 Riverside Boyd Deep Cyn Research Center Comment
  UCR214160  Cryptantha barbigera T. B. Salvato 2010-4-20 4062 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  UCSB41260  Cryptantha barbigera Cowan, Clark 1978-4-23 Riverside 6.3 mi. (10 km) S on 74 from its jct. w/ Hwy 111 at Indian Wells; Whittaker transect #W-219 480 Comment
  SD124126  Cryptantha barbigera var. fergusoniae Robert F. Thorne, Fosberg,Sachet and Herbst 1983-4-23 55418 Riverside San Bernardino Mountains, mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge in sandy wash east of bridge 409 Comment
  SD167194  Cryptantha barbigera var. fergusoniae J. C. Roos 1948-4-24 3807 Riverside East San Bernardino Mountains/Sopnoran Desert; Whitewater Wash. 518 Comment
  RSA0062648  Cryptantha barbigera var. fergusoniae M. Harthill 1973-2-17 1565 Riverside W. Palm Springs. 365 Comment
  CAS-BOT-BC189331  Cryptantha circumscissa John H. Thomas 1957-3-30 6576 Riverside Joshua Tree National Monument. About 3 miles SE of White Tank near the road to Cholla Cactus Garden. About 20 miles NE of Indio 883 Comment
  RSA49359  Cryptantha circumscissa P. A. Munz 1949-4-11 13007 Riverside Near Conejo Well, north base of Eagle Mts 915 Comment
  UCR26949  Cryptantha clevelandii var. clevelandii E. W. Lathrop 1966-5-8 6413 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  UCR115343  Cryptantha corollata A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16268 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
  POM12150  Cryptantha costata Mary F. Spencer 1920-3-16 1514 Riverside Mecca -60 Comment
  SEINET3830323  Cryptantha costata G. Rink, A. Karl, M. Honer, T. Thomas 2011-1 10435 Riverside BLM. Ca 5 miles west of Blythe, south of I-10 and north of the transmission line. 142 Comment
  RSA0103651  Cryptantha cycloptera Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2182 Riverside Northwest end of the McCoy Mountains, NW of Blackjack Mine. 400 Comment
  JOTR30656  Cryptantha dumetorum La Doux, Tasha, Jim Andre 2008-3-21 149 Riverside Joshua Tree National Park. Lower Wilson Wash along NE side of paved road 852 Comment
  UCR52257  Cryptantha holoptera Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2221 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  SDSU12860  Cryptantha intermedia Janet M. Knotts, Jill Steinberg and Kevin Contreras 1998-3-25 25 III1998L Riverside Road to southwest of SDSU Santa Margarita Fiedl Station, ca. 800 feet southwest on road to switchback, east side of road. 293 Comment
  UC1168697  Cryptantha intermedia Peter H. Raven 1958-5-17 12940 Riverside 3.4 mi se Banning (on road to Idyllwild); San Jacinto Mountains Comment
  UCR153674  Cryptantha intermedia Scott D. White 1999-5-24 7398 A Riverside Peninsular Ranges/ Perris-Aguanga Basin, San Jacinto Valley, San Jacinto River wash: just N of the city of San Jacinto, about 1 mile SE of State St. Bridge 479 Comment
  RSA649247  Cryptantha maritima Faulkner 1978-3-15 256 Riverside 1 mi. W of Hwy 95, 25 mi. N of Blythe. 152 Comment
  RSA709894  Cryptantha maritima Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4595 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  SD260026  Cryptantha maritima J. M. Andre 2013-3-27 24831 Riverside Riverside Mountains: along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct. Parker SW 7.5'Q 114 Comment
  RSA0107473  Cryptantha micrantha Duncan S. Bell, Amanda Turek 2009-3-29 151 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  RSA499630  Cryptantha micrantha F. R. Fosberg 1932-3-13 10625 Riverside Thousand Palm Canyon, Coachella Valley Comment
  UC24833  Cryptantha micrantha H. M. Hall 1901-6-24 Riverside Fuller's Mill, w side of San Jaicnto Mountains San Jacinto Mountains 1767 Comment
  UCR60440  Cryptantha micrantha var. micrantha R. F. Thorne, M. Z. Thorne 1973-3-30 42666 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  HSC85285  Cryptantha microstachys Steve Boyd 1986-5-7 1832 Riverside Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, S of I-15 Comment
  SBBG101671  Cryptantha microstachys S. Boyd, O. Mistretta 1991-5-22 6282 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk 548 Comment
  SBBG87640  Cryptantha microstachys A. C. Sanders, B. Pitzer 1986-4-30 6487 Riverside upper Bee Cyn, 1.3 mi above the mouth of the cyn at the San Jacinto River valley 670 Comment
  UCR252608  Cryptantha microstachys T. B. Salvato, Matthew Malle 2013-4-4 7498 Riverside Perris-Aguanga Basin, Sedco Hills, Crab Hollow Circle between Lost Road and Lake View Drive 588 Comment
  UC24695  Cryptantha muricata H. M. Hall 1901-6-1 2052 Riverside vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  SD29589  Cryptantha muricata var. denticulata Darley F. Howe 1941-6-9 1125 Riverside Mt. San Jacinto 1525 Comment
  RSA0014945  Cryptantha muricata var. jonesii LeRoy Gross, Evan Meyer 2013-5-21 6114 Riverside West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley. Started near 33.72895N, 116.73415W. And ended at Inspiration Point. 1631 Comment
  RSA0079554  Cryptantha muricata var. muricata Christopher Davidson 1975-6-16 2810 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  JEPS26234  Cryptantha nevadensis Marjorie D. Clary 1932-3-2 1650 Riverside 2 mi w Coral Reef Ranch; Colorado Desert, Coachella 60 Comment
  UCR269226  Cryptantha nevadensis T. B. Salvato, Arlee Montalvo 2015-8-22 8236 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  RSA0124818  Cryptantha nevadensis var. nevadensis Duncan S. Bell, LeRoy Gross 2016-3-9 8837 Riverside Orocopia Mountains; southern section of range; along the Bradshaw Trail, approximately 2 air miles southeast of Gucci Spring. 345 Comment
  JOTR36439  Cryptantha pterocarya La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3411 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  UCR280918  Cryptantha pterocarya var. cycloptera Fred M. Roberts 2016-3-5 7993 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
  UCR52021  Cryptantha pterocarya var. cycloptera Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2182 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  RSA80749  Cryptantha racemosa F. W. Peirson 1927-4-12 7170 Riverside Painted Canyon, near Mecca Comment
  UCR26541  Cucurbita foetidissima A. C. Sanders, S. Hagopian 1981-5-20 2115 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UCR77763  Cucurbita foetidissima Steve Boyd 1991-9-8 6431 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  SEINET7048197  Cucurbita foetidissima Steven R. Hill, Andrew C. Sanders 2001-5-4 33706 Riverside Temecula; along new gas line right-of-way, north of Del Ray Road near junction with Calle Pii+-a Colada. Bachelor Mountain 7.5 minute U.S.G.S. quadrangle. Elevation about 1250 feet. Comment
  POM4559  Cucurbita palmata I. M. Johnston 1918-5-30 1999 Riverside Between Elsinore and Perris. 548 Comment
  POM6747  Cucurbita palmata P. A. Munz, Street Street 1919-5-7 s.n. Riverside Palm springs 183 Comment
  UC1075573  Cucurbita palmata P. C. Everett and E. K. Balls 1956-5-2 21550 Riverside 1 mi. from turn-off w. of Desert Center to Eagle Mt. 274 Comment
  UCR281883  Cuscuta Mitch Provance 2012-11-9 1112- 12 Riverside San Bernardino Valley, Santa Ana River Bottom, vicinity of Tequesquite Creek, area W of the N end of Rudidoux Ave. and Old Ranch Rd. 229 Comment
  RSA545269  Cuscuta umbellata R. F. Thorne 1967-06 41892 Riverside Palm Desert Comment
  RSA605744  Cyclospermum leptophyllum A. C. Sanders, G. Helmkamp 1996-3-17 17994 Riverside Coachella Valley: Rancho Mirage, intersection of Dinah Shore Dr. and Duval Dr., at Cathedral City limits, 2 mi. E. of Date Palm Dr. and 2 mi. S of Ramon Rd. 91 Comment
  SEINET5624468 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-3-25 17525 .7 Riverside Northeast end of Chuckwalla Mountains, 11km SSE of Desert Center, 70km west of Blythe, two-track branching south from Corn Spring Road, 1.1 km W of Corn Spring Campground, 400m south of Corn Springs Wash; Pilot Mountain 1.5' USGS topographic quadrangle 527 Comment
  RSA0098477  Cylindropuntia echinocarpa Marc A. Baker 2015-4-14 18325 Riverside San Gorgonio Pass, south base of the San Bernardino Mountains, 24 km NW of central Palm Springs, 3 km ENE of Cabazon. 559 Comment
  SEINET2057212 Image available Cylindropuntia echinocarpa C. F. Schutts 1949-3-28 126 Riverside Palms to Pines Hwy State 74, 14 miles SE of Palm Springs. 152 Comment
Read comments
Jul 4 2015
  SEINET4391054 Image available Cylindropuntia echinocarpa Marc A. Baker 2013-3-10 17669 .2 Riverside 900m north of Chiriaco Summit, 48 km east of Indio; Hay?eld 7.5' USGS topographic quadrangle 545 Comment
  RSA0059323  Cylindropuntia ganderi C. B. Wolf, Percy C. Everett 1939-9-29 9456 Riverside Desert slopes of San Jacinto Range. Deep canyon on Palms to Pines Road, 2 miles below Pinon Flat F.S. Camp. 1067 Comment
  SD64280  Cymopterus panamintensis var. acutifolius Darley F. Howe 1966-4-6 4162 Riverside Steep hillside near entrance of Joshua Tree National Muoument 825 Comment
  UC816850  Cynodon dactylon Ivan Johnston 1917-4-4 1116 Riverside Palm Canyon; Colorado Desert, Palm Canyon Comment
  UCR88168  Cyperus acuminatus Karen Kirtland 1992-5-20 s.n. Riverside Perris-Aguanga Basin, San Jacinto River at a planned development called Creekside, east of Dunlap Dr. and north of San Jacinto Ave. 433 Comment
  CAS-BOT-BC143217  Cyperus albostriatus O. F. Clarke 2006-4-25 s.n. Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR208621  Cyperus difformis O. F. Clarke 2004-8-22 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the dog park [Carlson Park] and Mission Blvd. bridge, NW foot of Mt. Rubidoux 238 Comment
  UC303942  Cyperus eragrostis Crawford and Johnston 1917-6-9 15 Riverside Santa Ana R. at Corona; Santa Ana R. Comment
  UCR275358  Cyperus eragrostis T. B. Salvato, Melissa Clemons 2005-6-9 1501 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR59812  Cyperus eragrostis Jeri Hirshberg 1989-7-19 s.n. Riverside vicinity of Lake Skinner: dry streambed below dam, north of stock pond & treatment plant Comment
  RSA577786  Cyperus niger var. capitatus L. C. Wheeler 1932-9-4 1332 Riverside Santa Ana River at Chino Creek. 152 Comment
  UCR277724  Cyperus odoratus Mitch Provance 2012-11-3 1112- 07 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
  SEINET238535  Cyperus rotundus T. B. Salvato, A. C. Sanders 2000-4-27 64 Riverside Coachella Valley: between Filmore & Buchanan on Avenue 56. -37 Comment
  POM128977  Dalea mollis E. E. Schellenger 19 Riverside Colorado Desert. Santa Marie Mts. [Little or Big Maria Mountains] Comment
  RSA779806  Dalea mollis Duncan S. Bell 2009-3-9 105 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  CDA26963  Dalea mollissima G. D. Barbe 1978-5-2 2370 Riverside Twenty-nine Palms/Mecca exit from eastbound I-10, Cottonwood Springs Road, east of Indio. 0 Comment
  RSA404193  Dalea mollissima L. C. Wheeler 1931-11-26 391 Riverside Salton Bench Mark, Colorado Desert. -15 Comment
  RSA644208  Dalea mollissima V. W. Steinmann 1999-10-26 1413 Riverside foothills of the Chuckwalla Mountains, open desert ca. 0.5 km south of Desert Center. 275 Comment
  UC51617  Dalea mollissima Jos. Burtt Davy 1902-4-2 8049 Riverside Salton Comment
  SEINET10903920  Dalea spinosa Billy Joe Cox 1975-6-26 Cox 4203 Riverside Palo verde, 1-3 km w, creosote desert scrub; sandy and gravelly entisols. 21 Comment
  RSA526086  Datisca glomerata Steve Boyd, Timothy S. Ross 1990-5-11 4659 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA564025  Datisca glomerata M. A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Along Tahquitz Creek and behind the debris basin dam in Palm Springs. 183 Comment
  SD70874  Datisca glomerata Helen V. Witham 1969-7-2 168 Riverside De Luz Creek crossing, 4 miles north of De Luz (mak 6/06) 249 Comment
  RSA676265  Datura discolor Scott D. White 2001-4-3 8229 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA777778  Datura discolor Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 758 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  SBBG6578  Datura discolor H. and M. Dearing 1942-4-6 4866 Riverside 25 mi N of Blythe Comment
  UC884555  Datura wrightii I. W. Clokey 1935-4-17 6876 Riverside Shavers Wells Comment
Read comments
Dec 13 2011
  UCSB41771  Datura wrightii Ley, George 1971-4-8 Riverside 1/2 mi into S. Palm Canyon, Palm Springs, past Indian Wells turn off, on outer edges of golf course by roadside. 213 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
  UCR174081  Daucus pusillus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32542 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 564 Comment
  UCR182426  Daucus pusillus Mitch Provance, A. Montalvo 2005-5-12 6700 Riverside Granitie Knolls and Mesas of Riverside, Riverside (Prenda area), land bordering the E side of Washington and the north side of Hermosa St. 335 Comment
  UC1519491  Deinandra fasciculata Robert Gustafson and Gary Wallace 1983-6-23 2720 Riverside along Clinton Keith Road ca 2 1/2 mi from its junction Hwy 15; Santa Ana Mts. Comment
  UC32757  Deinandra kelloggii Geo. F. Reinhardt 1897-6-1 Riverside San Jacinto Valley Comment
  SD186077  Deinandra mohavensis A. C. Sanders, Steve Boyd, et al 1998-10-25 22273 Riverside Highway 74, roadside seep, ca. 2.0 miles below Mountain Center. 1250 Comment
  UCD96241  Delphinium parishii H. Lewis; C. Epling 1941-5-7 s.n. Riverside 3 miles north of Cottonwood Spring, Joshua Tree Nat. Mon. Comment
  RSA0019613  Delphinium parishii subsp. parishii R. S. Woglum 1937-5-22 582 Riverside Santa Rosa Mountains, near Santa Rosa Indian Reservation. Comment
  RSA660908  Delphinium parryi Mitch Provance 1998-5-24 537 Riverside Central ''Rattlesnake Mt.'', 0.5km NE of peak 1739. 457 Comment
  RSA0020470  Delphinium parryi subsp. parryi Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  UC1951134  Deschampsia danthonioides Scott D. White, Justin Wood 2009-5-21 12855 Riverside SAN JACINTO MOUNTAINS: Garner Valley, near abandoned duck ponds, S of Quinn Flat. USGS Idyllwild 7.5' Quad. Comment
  RSA770787  Descurainia pinnata subsp. glabra Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4527 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CAS-BOT-BC402293  Dicentra chrysantha Marcus E. Jones 1900-7-13 s.n. Riverside Dripping Station, near Temecula 365 Comment
  SDSU13538  Dicentra chrysantha W. Miller, C. Mosse 1972-7-19 Riverside 50 feet south of dump on south road. Comment
  UCR154826  Dichelostemma capitatum A. C. Sanders, Mike Misenhelter 2005-3-23 29275 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  IRVC14695  Dichelostemma capitatum subsp. capitatum Victoria Sork 1973-4-5 s.n. Riverside Elsinore; 1.5 mi. N, 0.5 mi. W of intersection of Hwys 74 and 71. Comment
  IRVC59  Dichelostemma capitatum subsp. capitatum Christie Duncan 1965-5-1 HS 0102 Riverside Elsinore. 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
  RSA501045A  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3166 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UCR116956  Dichondra micrantha A. C. Sanders, T. B. Salvato 2001-5-3 24113 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UC102026  Dicoria canescens C. R. Orcutt 1891-11-1 Riverside Colorado Desert Comment
  UCR132488  Dicoria canescens Michael D. Wilcox 2003-6-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Oasis 152 Comment
  JEPS40728  Dieteria asteroides var. asteroides Marjorie D. Clary 1932-5-9 371 Riverside near Neighbors; Palo Verde Valley 91 Comment
  SBBG55739  Diplacus X australis D. Keil, M. McLeod 1977-3-26 12024 Riverside 0.7 mi W of jct with Riverside Co Rd, R-3, to Hemet, along Hwy 79 548 Comment
  OBI8277  Diplacus bigelovii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12078 Riverside Joshua Tree Natl Monument along Pinto Basin Rd 11 mi S of N park boundary Comment
  RSA0019287  Diplacus brevipes Christopher Davidson 1975-6-16 2812 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  CAS-BOT-BC195677  Distichlis spicata Frank W. Peirson 1922-4-29 4541 Riverside South of Lake Elsinore Comment
  LA12285  Distichlis spicata F. M. Reed; 1906-4-29 944 Riverside near Santa Ana River 213 Comment
  RSA700938  Distichlis spicata Michael Wall 1996-7-6 147 Riverside San Jacinto Valley, W side of Ramona Expressway in swale beginning 0.4 mi SE of Sanderson continuing for >0.5 mi. 488 Comment
  SD248299  Distichlis spicata Peter Rubtzoff 1970-7-17 6285 Riverside 5 miles north of Sears Point (Sears Point 7.5'Q) 9 Comment
  UCR182540  Distichlis spicata Mitch Provance 2003-7-4 4641 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  UCR100110  Ditaxis californica B. G. Pitzer 1997-10-19 3355 Riverside Sonoran (Colorado) Desert, north foot of Chuckwalla Mtns., Eagle Mtn. Road on south side of Hwy I-10, c. 0.8 mi. south of Hwy at powerline road 500 Comment
  SEINET3196407 Image available Ditaxis lanceolata Teresa B. Salvato 2010-4-20 4060 Riverside Sonoran (Colorado) Desert; alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe (McCoy Peak 7.5' Q.) 183 Comment
  UCR72236  Ditaxis lanceolata Theo Glenn 1991-5-27 91- 122 Riverside Sonoran (Colorado) Desert, Palen Mountains, NE of Desert Center 360 Comment
  RSA0027580  Ditaxis neomexicana Kristin Forgrave, April Garbat, Deidre Conocchioli 2013-8-13 34 Riverside South side of Chuckwalla Valley Rd. 3 miles E of Corn Springs. Comment
  RSA421750  Ditaxis neomexicana Robert L. Dressler 1952-4-19 1210 b Riverside Just south of Vidal Junction. Comment
  RSA776300  Ditaxis neomexicana Duncan S. Bell, Amanda Turek 2010-4-10 824 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UC604847  Ditaxis neomexicana Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9517 Riverside 19 mi. from Cottonwood Springs (n. edge Pinto Basin); n. edge Pinto Basin Comment
  RSA66546  Dithyrea californica F. W. Peirson 1926-1-31 6484 Riverside Abundant on rocky slopes, Dos Palmas [Spring], Colorado Desert. Comment
  RSA0124741  Draba cuneifolia Duncan S. Bell, LeRoy Gross 2016-3-9 8844 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA709974  Draba cuneifolia Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4592 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  IRVC137  Dryopteris arguta Christie Duncan 1965-2-28 HS 530 Riverside Ortega Hwy [74]; El Carriso guard station. Peninsular Ranges, Santa Ana Mountains Comment
  SEINET6173084 Image available Dryopteris arguta S. Quan 1967-1 91 Riverside Ramona, Cleveland National Forest 366 Comment
  UC218656  Dryopteris arguta P. A. Munz and I. M. Johnston 1922-5-19 5391 Riverside 3 mi w Keen Camp; San Jacinto Mts 1493 Comment
  CAS-BOT-BC411417  Dudleya lanceolata Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  UCR199574  Dysphania botrys Scott D. White, Angelia Carey 2004-7-2 10587 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  CLARK-A1528-1803  Dyssodia porophylloides John C. Roos 1947-2-15 3239 Riverside Eagle Mountains Comment
  POM356492  Dyssodia porophylloides Christopher Davidson, J. Jones 1980-4-4 9958 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
Read comments
Sep 17 2011
  JOTR33717  Echinocactus polycephalus var. polycephalus La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1210 Riverside Joshua Tree National Park. Large open bajada in northwest Eagle Mountains, approx. 2 mi northeast of Cottonwood Visitor Center 984 Comment
  SEINET8037279 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 18 Riverside 3.6mi S of Inyo county line on Route 127. On west side of small hill on west side of road. 300 Comment
Read comments
Jun 4 2016
  RSA0125226  Echinocereus engelmannii H. G. Rush 1950-5-10 115 Riverside Santa Rosa Mountain Range. Palms to Pines Highway, 7 miles northwest of Nightingale. 1463 Comment
  SEINET3071816  Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17500 Riverside Queen Mountain quadrangle, Queen Valley, 1km west of Desert Queen (McHaney's) Mine, 1km ESE of the summit of Negor Hill, 13km SSW of Twentynine Palms 1335 Comment
  RSA500568  Echinocereus engelmannii var. engelmannii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3581 Riverside Vail lake area, sedimentary hills at NW end of lake at E end of Oak Mtn, N of Wilson Creek. 488 Comment
  CAS-BOT-BC227218  Echinochloa colona A. C. Sanders 2011-9-15 39893 Riverside Sonoran (Colorado) Desert: Coachella Valley, agricultural area in Thermal; Colorama greenhouses/nursery at 83300 Ave. 58, 0.35 mi. east of Jackson St. near Calhoun St. -24 Comment
  UCR113923  Echinochloa colona Mitch Provance, A. C. Sanders 2000-7-4 2097 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR6147  Echinochloa crus-galli C. M. Bringle, O. F. Clarke, et al. 1967-5-18 s.n. Riverside Santa Ana River bottom. Along banks of river behind Herrs' residence, 5453 Grassy Trails Drive. Taking path leading from pasture behind house, turn right at first fork and proceed along riverbank 229 Comment
  UCSB38362  Echinochloa crus-galli Reed, F. 1918-9-15 Riverside Bluff Ranch Comment
Read comments
Apr 11 2009
  SEINET954735  Ehrharta longiflora Tom Chester 2005-1 581 Riverside Peninsular Ranges; Santa Ana Mountains region: Santa Margarita Ecological Reserve: Temecula Gorge, south side. 239 Comment
  RSA199001  Eleocharis acicularis var. acicularis Robert F. Thorne 1968-4-18 37455 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  RSA365354  Eleocharis geniculata Anstruther Davidson 1904-5-1 1100 Riverside Murray Canyon, Palm Springs. Comment
  UC489185  Eleocharis macrostachya C. V. Meyer 1928-7-30 580 Riverside Saunders Meadow Ssouthern California, San Jacinto Mountains 1676 Comment
  POM319701  Eleocharis montevidensis var. montevidensis Patricia Wilder 1979-10-30 4834 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. East of Chino Hills. Santa Ana River Drainage Area. 152 Comment
  RSA736250  Eleocharis palustris Scott D. White, Justin M. Wood 2008-4-3 11799 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan property, Alberhill area. 274 Comment
  UCR20922  Eleocharis parishii A. C. Sanders 1978-7-5 00694 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  UCR241227  Eleocharis parishii Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 508 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR207218  Elymus O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UCR2102  Elymus trachycaulus F. M. Reed 1908-7-14 2471 Riverside San Jacinto Mtns., canyon on road to Strawberry Valley [Old Control Rd. from Oak Cliff, vicinity of Halfway Spring] 1220 Comment
  UCR140697  Elymus triticoides A. C. Sanders 2004-5-12 27874 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  POM72898  Emmenanthe penduliflora Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA697748  Emmenanthe penduliflora J. R. Bruff s.n. Riverside Palm Springs. Comment
  UCR60243  Emmenanthe penduliflora R. F. Thorne, M. Z. Thorne 1973-3-30 42696 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  JOTR16582  Encelia actoni Baker, James K. & Baker, Ilisa T. 1966-10-20 s.n. Riverside Joshua Tree National Park. RYAN MOUNTAIN WATERING TURNOUT 1310 Comment
  SD229086  Encelia actoni Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 630 Riverside Mt. San Jacinto 1085 Comment
  HSC66629  Encelia farinosa Christopher Davidson 1979-4-4 7731 Riverside Orocopia Mtns., E of Box Canyon on Box Canyon Rd., 15.1 mi. E of Mecca, dirt road to the SE 579 Comment
  RSA160038  Encelia farinosa David B. Dunn 1948-1-25 3647 Riverside NE of the top of the grade E of Riverside, California 5miles out Comment
  RSA696888  Encelia farinosa W. Marquart 1938-3-12 s.n. Riverside 15 mi. W. of Desert Center on main highway. Comment
Read comments
Apr 5 2011
  RSA784750  Encelia farinosa Duncan S. Bell 2012-2-12 3094 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SDSU16481  Encelia farinosa Ben Czerwiec, Taxonomy of California Plants class 2005-5-2 13 Riverside One quarter mile south of the 111 highway in a canyon facing the North. Individual slopes face east and west. Five to six miles east of Interstate 10. 457 Comment
  UC1118066  Encelia farinosa A. Lewis Mar 1933 180 Riverside Rubidoux Mountain Riverside Quad., Rubidous Mountain 304 Comment
  UC1334659  Encelia farinosa Nancy Ryan Zabriskie 1969-4-1 173 Riverside near Palm Springs; Andreas Canyon 152 Comment
  POM356694  Encelia farinosa var. farinosa E. Crow 1929-2-24 174 Riverside Andreas Mesa, near Palm Springs. Colorado Desert. Comment
  CAS-BOT-BC131421  Encelia frutescens H. M. Hall 1905-4-1 5859 Riverside Near [Canon] Canyon Springs Comment
  JOTR38663  Encelia frutescens Hodges, Stephen R. 2017-2-1 669 Riverside Joshua Tree National Park. Eagle Mountains, just inside the park boundary on the road to Pinto Wells Comment
  JOTR34055  Encelia virginensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2954 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; loamy-gravel, steep, southeast facing slopes above Lost Horse Mine Trail Comment
  JEPS49141  Ephedra W. L. Jepson and H. M. Hall 1901-5-22 1354 Riverside Palm Canyon and return to Van DeVenter's; Journey of W. L. Jepson and H. M. Hall from Riverside to Santa Rosa Peak and Palomar, Southern California Comment
  SBBG54310  Ephedra californica C. Gustafson 1977-4-7 5575 Riverside Whitewater Cyn Rd exit from Interstate 10, ca. 2.5 mi W of jct Interstate 10 with State 62 near start of Pacific Crest Trail 609 Comment
  SEINET3866917  Ephedra californica Lewis S. Rose 1955-3-14 55028 Riverside Whitewater Wash. 3 mi. se. of Palm Springs Station.; 0 305 Comment
  UCR240047  Ephedra californica A. C. Sanders, Chika Mori 2011-6-15 39665 Riverside Sonoran (Colorado) Desert, NW Coachella Valley, Worsley Rd. 0.1 mile above North Indian Dr., at mouth of Dry Morongo Canyon, just east of Hwy 62 534 Comment
  JOTR31179  Ephedra nevadensis La Doux, Tasha, G. Clifton 2009-5-14 1976 Riverside Joshua Tree National Park. (Stop 1)Little San Bernardino Mountains, Upper Covington Flats, west of trail head 1474 Comment
  UC813704  Ephedra nevadensis Ivan Johnston Riverside Palm Canyon Colorado Desert, Palm Canyon 304 Comment
Read comments
Jul 4 2015
  CAS-BOT-BC81873  Ephedra trifurca Philip A. Munz 1941-4-5 16693 Riverside sand dunes southeast of Iron Mts. Comment
  UC1134412  Ephedra viridis H. S. Yates 1937-3-24 6465 Riverside near head of Deep Canyon; Thermal Quad. Comment
  SDSU12967  Epilobium Michael G. Simpson 1999-10-27 2045 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  OBI37516  Epilobium canum Steve Boyd 1985-8-7 1109 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Rd. 0.8 mi E of jctn with 8S01 and 8S02 Comment
  CAS-BOT-BC171736  Epilobium canum subsp. latifolium Adele O. Merritt 1925-11-1 s.n. Riverside Palm Springs Comment
  RSA38279  Epilobium canum subsp. latifolium P. A. Munz 1946-10-21 11587 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  POM48731  Epilobium ciliatum subsp. ciliatum P. A. Munz, I. M. Johnston 1924-7-29 8830 Riverside 6 miles SE of Poppet Flat, San Jacinto Mountains. 1524 Comment
  RSA162775  Epilobium ciliatum subsp. ciliatum J. D. Olmsted 1959-7-1 712 Riverside Wellman s Cienega along San Jacinto Pk. trail from Fern Valley NE of Idyllwild. Comment
  UC162736  Epilobium glaberrimum subsp. glaberrimum H. M. Hall 1896-9-3 323 Riverside San Jacinto Mountains Comment
  RSA568558  Epipactis gigantea George Henry Grinnell 1924-5-20 s.n. Riverside Riverside. Comment
  UCR35288  Epipactis gigantea L. B. Ziegler 1972-6-12 484 Riverside San Jacinto Mtns,, Penrod Canyon drainage into upper Hemet (Garner) Valley 1570 Comment
  RSA525703  Equisetum laevigatum Steve Boyd, Timothy S. Ross 1990-5-11 4641 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  SEINET1906700  Eragrostis barrelieri A. C. Sanders, G. K. Helmkamp 1996-1 17978 Riverside Coachella Valley: palm Springs, shopping center at SE corner of Raquet Club Dr. and Palm Canyon Dr. 189 Comment
  UCD63460  Eragrostis mexicana F. M. Reed 1907-11-24 2000 Riverside Riverside and vicinity. Santa Ana River bottom near Chinese Gardens. Comment
  UCD63455  Eragrostis mexicana subsp. mexicana F. M. Reed Date Unknown 1469 Riverside Riverside and vicinity, roadsides in Riverside. Comment
Read comments
Jun 16 2012
  UCD63462  Eragrostis mexicana subsp. mexicana G. Helmkamp 1997-11-1 2518 Riverside Bermuda Dunes, 41st St. and Sparky (just E of Washington and S of I-10). 30 Comment
  JEPS68601  Eremalche exilis S. B. and W. F. Parish March, 1881 99 Riverside borders of Colorado Desert at Agua Caliente; Colorado Desert Comment
Read comments
Oct 27 2014
  CAS-BOT-BC203233  Eremalche rotundifolia Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2156 Riverside Palen Pass at the N. end of the Palen Mtns. 500 Comment
  RSA567653  Eremalche rotundifolia A. C. Sanders, E. J. Lawlor 1992-4-4 12094 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UCR279349  Eremalche rotundifolia A. C. Sanders, Jim Malusa 2017-3-23 42942 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 3 miles east of Iris Pass 854 Comment
  CHSC8312  Eremothera boothii subsp. alyssoides Edward L. Smith 1958-3-21 375 Riverside Plant found 6 mi. of Rice, near Priests Well. Little Santa Maria Mtns. 365 Comment
  RSA0118596  Eremothera boothii subsp. condensata Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7644 Riverside Mecca Hills: hills around Shaver's Well, along Box Canyon Road; south edge of Shaver's Valley, east-northeast of Mecca. 294 Comment
  RSA0025895  Eremothera refracta Jim Andre 2013-3-4 23863 Riverside Sandy bluffs overlooking Colorado River, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point. 96 Comment
  RSA0108909  Eriastrum densifolium subsp. austromontanum Albert J. Perkins 1916-9-3 s.n. Riverside Tahquitz Mt. [peak]. Comment
  SEINET4344934 Image available Eriastrum diffusum Orr Michael 2013-1 Riverside Palen/McCoy Wilderness area, off Midland rd, about 3 mi S of Rice Comment
  RSA0080322  Eriastrum diffusum subsp. coachellae Sarah J. De Groot, Cheryl Sevilla 2015-3-16 7368 Riverside North fork Mission Creek, ca. 0.85 miles north-northwest of stone house; southwest of Morongo Valley and northwest of Desert Hot Springs. 805 Comment
  JOTR01153  Eriastrum eremicum subsp. eremicum Cole, James E. 1941-5-31 845 Riverside Joshua Tree National Park. LOST HORSE MINE AREA 1524 Comment
  RSA0120076  Eriastrum eremicum subsp. eremicum Albert J. Perkins 1916-4-15 s.n. Riverside Palm Springs. Comment
  RSA0120678  Eriastrum harwoodii Duncan S. Bell 2012-4-5 3311 Riverside Palen sand dunes on the southwest side of the Palen mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley. In the vicinity of the Desert Lily Sanctuary. 160 Comment
  UCR167058  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-5-24 11099 Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  OBI11547  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-7 11159 Riverside Hemet, Head of St. Johns Canyon, south of Hemet. Comment
  UCR48399  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd 1986-5-7 1844 Riverside Peninsular Range, Temescal Canyon, terrace escarpment between Horsethief Wash and Indian Truck Trail, south of Hwy I-15 366 Comment
  RSA0121582  Eriastrum sapphirinum subsp. dasyanthum Percy C. Everett 1935-6-17 7166 Riverside Santa Ana Mts., Coldwater Canyon trail to Santiago Pk., 2 mi. above Glen Ivy Resort. 610 Comment
  UCD131305  Ericameria cuneata Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-9 361 Riverside around 2 miles up water service road south of Highway 74, Deep Canyon, north slope Santa Rosa Mountains. 1310 Comment
  LA202468  Ericameria linearifolia Elizabeth McClintock; 1936-4-11 sn Riverside Ribbonwood, Pines to Palms Highway Comment
  RSA336406  Ericameria linearifolia R. F. Thorne, A. Shmida 1978-4-23 52075 Riverside Bighorn Lookout: Santa Rosa Mountains. Comment
  UCR115156  Ericameria palmeri var. pachylepis Mitch Provance 2000-8-24 2222 Riverside Jurupa Mountains, NW Jurupa Mtns; SW of the E extreme of Philadelphia St. 274 Comment
  CAS-BOT-BC299533  Ericameria paniculata A. C. Sanders; G. Helmkamp; O. Clarke; B. Pitzer; et al 1996-11-9 19647 Riverside Orocopia Mtns., near Bob's Cabin 5 mi. (air) S of Hayfield Pump Sta., E of Maniobra V., central sect. of (N of peak 2552 to BMk 1899) arroyo, Colorado Desert 609 Comment
  UC1279785  Ericameria paniculata W. G. Langenberg 1963-5-19 5 a Riverside near Palm Springs; Long Canyon Comment
  UCR9133  Ericameria pinifolia Frank C. Vasek 1969-10-14 s.n. Riverside Box Springs Mtns, on an imaginary line c. 1/2 way between the terminus of Pennsylvania Ave. (now Martin Luther King Blvd, 2000) & the radio transmission towers Comment
  LA203163  Ericameria teretifolia Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside Palms-to-Pines Highway Comment
Read comments
Feb 27 2014
  SBBG54332  Erigeron divergens C. Davidson 1978-6-15 7379 Riverside rd from Hwy 74 to Santa Rosa Mtn, ca. 2 mi W of jct to Santa Rosa Springs Cmpgrd 2087 Comment
  UC68919  Erigeron divergens H. M. Hall 1905-4-27 5881 Riverside Chuckawalla Bench Comment
  UCR213684  Erigeron divergens Justin M. Wood 2009-5-11 684 Riverside San Jacinto Mountains, Morris Ranch Rd., roadside just E of Tripp Meadow 1646 Comment
  CAS-BOT-BC296237  Erigeron foliosus var. foliosus Carl B. Wolf 1932-8-4 3918 Riverside Point View near Idyllwild, San Jacinto Mts. 1645 Comment
  UC1483923  Erigeron foliosus var. foliosus C. W. Tilforth and John Dourley 1980-7-15 2067 Riverside 0.1 mi in from Hiway 74 (on north leg of Thomas Mt. Rd., South of Lake Hemet & west of Hiway 74) Comment
  RSA659721  Eriochloa acuminata var. acuminata J. C. Roos 1937-11-28 s.n. Riverside East Washington St., Riverside. Comment
  CAS-BOT-BC189075  Eriodictyon crassifolium W. R. Dudley 1903-12-25 s.n. Riverside Tahquitz Canon [Canyon], near Palm Springs Comment
  RSA356890  Eriodictyon crassifolium Robert F. Thorne 1966-10-15 41794 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  RSA456545  Eriodictyon crassifolium L. B. Ziegler 1969-7-1 s.n. Riverside Near Morris Ranch, Hemet Valley, San Jacinto Mtns. Comment
  CLARK-A1528-545  Eriodictyon trichocalyx C. M. Flanagan 1973-5-31 OO 616 Riverside Morongo Indian Reservation 975 Comment
  UCSB9700  Eriodictyon trichocalyx var. trichocalyx Leeuwen, Henry 1957-4-13 Riverside Whitewater Canyon Comment
  JOTR32457  Eriogonum angulosum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2603 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail, near trailhead; Sandy wash and open flats among boulder outcrops (Stop 2) 1298 Comment
  RSA393084  Eriogonum apiculatum Albert J. Perkins 1916-9-20 s.n. Riverside Tahquitz Valley. Comment
  RSA766438  Eriogonum apiculatum Ralph Hoffmann 1929-9-10 1264 Riverside Tahquitz Peak, San Jacinto Mts. 1829 Comment
  RSA701043  Eriogonum deflexum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11288 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  JOTR31983  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2218 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA774886  Eriogonum fasciculatum var. polifolium Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5011 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
Read comments
May 22 2012
  UCR10197  Eriogonum fasciculatum var. polifolium N. R. Zabriskie 1969-4-27 204 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon near Palm Springs 366 Comment
  SEINET10280031 Image available Eriogonum gracile John C. Roos 1952-8-27 5888 Riverside Peninsular Range; Riverside; Pigeon Pass, Box Springs Mountains. 457 Comment
  POM153369  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-12 11256 Riverside Temescal Canyon. Comment
  RSA0095206  Eriogonum gracile var. gracile Duncan S. Bell, Sarah DeGroot, Mark Porter 2015-10-19 8716 Riverside Whitewater Canyon, near junction of the Pacific Crest Trail and the trail down to the ranger station. 700 Comment
  RSA500167  Eriogonum gracile var. incultum Steve Boyd, Tim S. Ross, Laurel Arnseth 1989-6-10 3660 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  RSA487226  Eriogonum molestum James L. Reveal, C. Rose Broome 1987-6-27 6613 Riverside San Jacinto Mountains, along Morris Ranch Road, 1.9 mile northeast of California Hwy 74 and about 1.5 mile northeast of Kenworthy Guard Station, about 8 airline miles southeast of Mountain Center. 1585 Comment
  UC219185  Eriogonum plumatella E. C. Jaeger 1921-11-5 251 Riverside near Hole-In-The-Wall Spring; Dry Morongo Wash Comment
Read comments
Nov 5 2011
  RSA799084  Eriogonum pusillum Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6881 Riverside South side of Joshua Tree National Park, Cottonwood Spring 905 Comment
  CAS-BOT-BC253019  Eriogonum reniforme John H. Thomas 1957-3-30 6575 Riverside About 3 miles southeast of White Tank near the road to Cholla Cactus Garden about 20 miles northeast of Indio, Joshua Tree National Monument 883 Comment
  UCD80952  Eriogonum reniforme Chuck Hughes 2009-3-23 63 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  UCR16529  Eriogonum reniforme Heather Johnston, C. M. Bringle 1967-5-16 s.n. Riverside Sonoran (Colorado) Desert, North Palm Springs. 4.6 miles east ('south') of Indian Ave. on Dillon Road 244 Comment
  JOTR29589  Eriogonum saxatile Andre, Jim 2006-4-26 6781 Riverside Joshua Tree National Park. Long canyon, approx 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  RSA424915  Eriogonum saxatile Christopher Davidson 1978-6-15 7396 b Riverside Santa Rosa Mountains. Santa Rosa Peak. Trail to the top. 2409 Comment
  CAS-BOT-BC263531  Eriogonum thomasii S. B. Parish 1906-5-1 440 -6741 Riverside Colorado Desert at Palm Springs Comment
  JEPS56257  Eriogonum thomasii W. L. Jepson 1914-5-18 6025 Riverside grade from Pinyon Well to Indio (County Well); County Well 304 Comment
  RSA64578B  Eriogonum thomasii F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  UCR263646  Eriogonum thomasii Aaron C. Sedgwick, Brett Griffin 2012-3-28 034 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UC1618002  Eriogonum thurberi Donald G. Nelson 1936-5-22 384 Riverside on Pines-to Palms hwy at Ribbonwood Camp; San Jacinto Mts. Comment
  UCD101296  Eriogonum thurberi Steve Boyd; Tim Ross, Laurel Arnseth 1989-6-10 3681 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent sedimentary hills to E. 487 Comment
  UC666509  Eriogonum trichopes Annie M. Alexander and Louise Kellogg 1941-5-28 2262 Riverside Metropolitan Aqueduct Road e Hayfield Comment
  UCR111231  Eriogonum trichopes S. G. Stokes 1933-4-9 51 Riverside Sonoran (Colorado) Desert, South of Palm Springs 244 Comment
  UCR13757  Eriogonum wrightii var. membranaceum N. R. Zabriskie, W. W. Zabriskie 1969-11-22 240 Riverside Peninsular Range; San Jacinto Mtns., south end Marion Ridge Road, Pine Cove, Idyllwild 1829 Comment
  POM13304  Eriogonum wrightii var. nodosum E. C. Jaeger 1921-10-9 1068 Riverside Palm Springs. Comment
  UCR26131  Eriophyllum ambiguum John C. Roos 1947-3-15 3352 Riverside Santa Rosa Mountains/Colorado Desert, Deep Canyon 366 Comment
  SEINET10854353  Eriophyllum ambiguum A. K. Evans 1976-4-13 Evans 5202 Riverside Desert canyons of Santa Rosa Mountains Comment
  CAS-BOT-BC298483  Eriophyllum ambiguum var. paleaceum H. M. Hall 1905-4-1 5760 Riverside Near Palm Springs Comment
  POM10255  Eriophyllum ambiguum var. paleaceum Charlotte M. Wilder 1907-04 s.n. Riverside Andreas Canyon, near Palm Springs Comment
Read comments
Mar 12 2011
  RSA0123091  Eriophyllum ambiguum var. paleaceum Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8986 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
  CAS-BOT-BC297336  Eriophyllum confertiflorum H. M. Hall 1901-7-1 2519 Riverside San Jacinto Mts. In the vicinity of Strawberry Valley 1828 Comment
  SFV3904  Eriophyllum confertiflorum P. G. Kilburn 1958-5-17 813 Riverside 3 miles south of Banning. 305 Comment
  SEINET2051199 Image available Eriophyllum multicaule Ricardo Montijo 1990-4-27 Riverside Rancho California area: E. of Santa Rosa Plateau, Green Meadow Road off de Portoloa. Sage 7.5 610 Comment
  UC896340  Eriophyllum multicaule I. W. Clokey 1935-4-18 6987 Riverside Gavilan Gavilan (brushy meadow) 600 Comment
  POM13417  Eriophyllum wallacei P. A. Munz, I. M. Johnston 1922-5-6 5177 Riverside Little San Bernardino Mts.: 3 miles E of Warrens Well. 975 Comment
  RSA786535  Eriophyllum wallacei C. P. Cowan 1978-4-23 1214 Riverside 12.1 mi (19.2 km) S on Hwy 74 from jct with Hwy 111 at Indian Wells. Whittaker transect no.W-220 (voucher). 950 Comment
  CDA35049  Erodium brachycarpum Scott D. White, Justin Wood 2008-3-25 11775 Riverside Perris/Elsinore Basin; Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon Morgan Property, Alberhill area. Comment
  UCR176882  Erodium brachycarpum Jennie Phui 1998-5-30 022 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  UCR199645  Erodium brachycarpum Scott D. White, Justin M. Wood 2008-3-25 11775 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  RSA654616  Erodium cicutarium Lydia Paneri 1982-4-17 45 Riverside Hillside north of Cajalco road, 2 miles east of I-15. Comment
  UC1930017  Erodium cicutarium Scott D. White, Justin Wood 2008-5-15 11969 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. Comment
  UCR137691  Erodium cicutarium D. L. Banks, V. W. Steinmann 1997-3-13 1476 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
  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
  POM8326  Erodium texanum Mary F. Spencer 1920-3-14 s.n. Riverside Desert sand, Colorado Desert. -60 Comment
  RSA775970  Erodium texanum Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 861 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
  RSA0130727  Erodium texanum Glen Rink 2013-3-18 11877 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  SBBG54326  Eryngium aristulatum var. parishii C. Davidson 1977-5-25 5653 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  CAS-BOT-BC54331  Erysimum capitatum Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild. Comment
  SD128268  Erysimum capitatum R. Mitchel Beauchamp, R. C. Pierce 1971-3-27 2066 Riverside Along Coyote Canyon Road, Terwilliger Valley 1170 Comment
  UC1034748  Erysimum capitatum G. B. Rossbach 1955-4-28 585 Riverside on Route 74 2 mi e Santa Rosa summit (nw end of mts); Santa Rosa Mts. 1502 Comment
  RSA0020249  Erythranthe floribunda Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA0018795  Erythranthe guttata G. R. Campbell 1948-7-4 621 Riverside near Dark Canyon Public Camp Ground, north of Idyllwild. 1738 Comment
  UC855149  Eschscholzia californica I. W. Clokey 1930-4-15 4641 Riverside Gavilan Peak 600 Comment
  RSA192345  Eschscholzia californica var. peninsularis E. W. Lathrop 1966-5-15 6312 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  RSA503429  Eschscholzia californica var. peninsularis J. D. Olmsted 1962-5-10 3661 Riverside West of crest between Sandia and DeLuz Creeks along Murrieta to DeLuz Road. 206 Comment
  UC69220  Eschscholzia glyptosperma E. E. Schellenger Apr. 1905 Riverside Santa Maria Mts. Colorado Desert Comment
  LA46247  Eschscholzia minutiflora F. R. Fosberg; 1932-3-13 8070 Riverside Coachella Valley, Thousand Palms Canyon Comment
  SD73626  Eschscholzia minutiflora Helen V. Witham 1970-4-29 843 Riverside Along roadside, sandy wash, near Palm Desert. 99 Comment
  UCSB3647  Eschscholzia minutiflora Haller, John 1957-3-23 Riverside ca.4.5 rd. mi. N. of US 99; 3 air mi. S. of Riverside-San Bernardino Co. line 609 Comment
  SEINET12102699  Eschscholzia minutiflora Unknown 1936-1 12860 Riverside near Palm Springs Comment
  UCD96498  Eschscholzia papastillii Shannon M. Still 2009-4-19 546 A Riverside California. Riverside County: Joshua Tree National Park. Next to stone outcropping off of Old Dale Road. 724 Comment
  CAS-BOT-BC419607  Eschscholzia parishii W. G. Wright 1890-4-1 s.n. Riverside Whitewater, Colorado Desert Comment
  JOTR37497  Eschscholzia parishii Hodges, Stephen R., L. Ashfield 2016-1-20 626 Riverside Joshua Tree National Park. Eagle Mountains, Black Eagle Mine road, northern edge of mountains near eastern park boundary (Stop 1). Comment
  UCR60442  Eschscholzia parishii R. F. Thorne 1973-3-30 42661 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  UCR112493  Eucalyptus citriodora A. C. Sanders 1998-6-12 21981 Riverside Riverside, UCR campus, in gravel among trailers in 'surge area' (UCR trailer park) on east side of campus 335 Comment
  RSA420833  Eucrypta chrysanthemifolia Lester H. Cushman 1932-5-8 15161 Riverside Near Pedley, close to Santa Ana R. [River]. Comment
  RSA516424  Eucrypta chrysanthemifolia var. chrysanthemifolia Walter Wisura, T. Hayduk, Bart O Brien 1990-5-2 4431 Riverside Ortega Hwy. below switchbacks, near Lake Elsinor. Comment
  SEINET10638532  Eucrypta chrysanthemifolia var. chrysanthemifolia Greg Gust, Leith Nye 2005-3-10 Gust 536 Riverside City limits of Lake Elsinore on River Bank just off of Auto Center Dr, N of junction with Diamond Dr. 400 Comment
  UCR93027  Eucrypta chrysanthemifolia var. chrysanthemifolia G. P. Schultz 1994-4-8 57 Riverside Box Springs Mtns., mouth of Two Trees Canyon ( on the north side of the stream, in an open field) 410 Comment
  UC1595567  Eulobus californicus W. Wisura, A. King, and L. Newcomb 1992-4-10 4668 Riverside w Hwy 62 (below Morongo Valley); Low Desert, Mission Creek Ranch Comment
  CDA16951  Euonymus occidentalis var. parishii G. F. Hrusa 1993-6-25 11242 Riverside Rancho Cuyamaca State Park; along Fuller Mill Creek. Approx. 1/4 mi. upstream from bridge crossing of Hwy 243. Comment
Read comments
Feb 2 2013
  SD211602  Euphorbia Louis C. Wheeler 1950-4-7 6759 Riverside Circa 3 miles West of Dale Lake, just West of two pumping plants on main 29 Palms - Amboy Road. Comment
Read comments
Aug 15 2012
  SEINET10880967  Euphorbia David B. Dunn 1946-2-23 Dunn 1949 Riverside North side of Whitewater Canyon. Colorado Desert. Comment
  SEINET3106568  Euphorbia eriantha Sears 1977-10-12 S- 562 Riverside Corn Springs Rd. in Corn Springs wash, 3 miles from Corn Springs and 5 miles from the highway. 439 Comment
  SEINET8043500 Image available Euphorbia eriantha Duncan S. Bell, Evan Meyer 2014-1 6517 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SBBG67745  Euphorbia lurida Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  UCR14422  Euphorbia ocellata subsp. ocellata A. C. Sanders 1974-9-18 0296 Riverside Riverside, Botanic Garden at U.C.R., Australian section near back fence 412 Comment
  RSA432447  Euphorbia palmeri Robert L. Dressler 1949-5-8 828 Riverside 5 miles south of Idyllwild, San Jacinto mtns. 1311 Comment
  UCR180056  Euphorbia polycarpa Mitch Provance 2005-5-18 9819 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  POM259945  Euphorbia polycarpa var. hirtella P. A. Munz 1940-2-23 15672 Riverside Base of Pinto Mts., road Dale to Cottonwood Springs. 610 Comment
  RSA70387  Euphorbia polycarpa var. hirtella F. W. Peirson 1924-12-30 5418 Riverside Abundant in dry desert sands; Thousand Palms Canyon. 122 Comment
  UC485618  Euthamia occidentalis R. L. Pendleton 1905-10-1 284 Riverside West Riverside 274 Comment
  CLARK-A1528-5749  Fagonia californica var. glutinosa John C. Roos 1947-2-1 3220 Riverside Painted Canyon Comment
  CAS-BOT-BC167367  Fagonia laevis Peter H. Raven 1958-1-23 11433 Riverside Desert alluvial fan of Fargo Canyon Comment
  RSA0026137  Fagonia laevis Deidre Conocchioli, Caitlin Elam 2013-10-2 75 Riverside SW of Bristol Mtns Wilderness Area. From Blythe, head northwest on the Mildland-Rice Rd for 9.6 miles. Turn right onto unmarked BLM Rd and follow NE for 1.6 miles to collection site. 307 Comment
  RSA457795  Fagonia laevis Steve D. Boyd, Richard Noyes, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2203 Riverside Sonoran (Colorado) Desert NW end McCoy Mtns, NW of Blackjack Mine. 400 Comment
  RSA555335  Fagonia laevis A. C. Sanders, E. J. Lawlor 1992-4-4 12086 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 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
  UCD111851  Fatoua villosa A. C. Sanders 2004-8-10 28766 Riverside Perris-Aguanga Region. 3 miles ENE of Perris, new nursery growing grounds W of Menifee Road. (=Pozos Av.) and S of Nuevo Road, between San Jacinto River and Nuevo. 432 Comment
  CAS-BOT-BC59765  Ferocactus cylindraceus Ira L. Wiggins 1937-3-9 8748 Riverside Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC59767  Ferocactus cylindraceus L. R. Abrams 1926-3-26 11209 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR108861  Festuca microstachys Heidi A. Haid 1968-1 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR154832  Festuca octoflora A. C. Sanders, Mike Misenhelter 2005-3-23 29279 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR279237  Festuca octoflora Ginny Short 2017-3-17 002 Riverside Coachella Valley, Indio Hills, near Moon Country Trail, c. 0.8 mile west of Thousand Palms Canyon Road and 2.4 miles north of El Ramon Road 247 Comment
  RSA85100  Filago californica J. C. Roos 1952-4-13 5528 Riverside Box Springs Mts. 488 Comment
  UCR116903  Filago californica A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23971 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  RSA613783  Filago gallica A. C. Sanders, P. Mackay, Tim C. Thomas, O. F. Clarke 1997-5-4 20661 Riverside San Jacinto Mtns: N side along hwy 243, 1.5 mile below Twin Pines Ranch Raod (McMullen Flat), N slope of peak 3740. 1067 Comment
  UCR101333  Filago gallica A. C. Sanders 1997-4-10 20316 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  NY43039  Forestiera pubescens J. B. Walker 1995-4-4 1310 Riverside San Bernardino National Forest, Santa Rosa Mtn truck trail, 4km S of Hwy 74 1600 Comment
  RSA667032  Forestiera pubescens A. C. Sanders, Mark A. Elvin, M. S. Enright 2002-4-16 24967 Riverside The Badlands: Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont. 549 Comment
  UCR41846  Fouquieria splendens A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6090 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  CAS-BOT-BC53338  Frangula californica subsp. cuspidata Carl B. Wolf 1932-8-6 3989 Riverside San Jacinto Mts. Strawberry Valley. Base of Devil's Slide Trail to Tahquitz Valley 1706 Comment
  SDSU7117  Frasera parryi D. F. Howe 1936-6-14 364 Riverside San Jacinto Mountains. Comment
  UCR134000  Fraxinus pennsylvanica subsp. velutina D. E. Bramlet 2003-5-28 3457 Riverside San Gorgonio wash, along dirt road to MWD tailings site, 1768m south of Cabazon, and 762m north of the Colorado aqueduct 545 Comment
  UCR252994  Fraxinus uhdei Fred T. Sproul, Julia Groebner 2014-7-21 6007 Riverside Santa Ana River at Norco 169 Comment
  UC878066  Fraxinus velutina P. A. Munz 1922-6-24 5810 Riverside Pipe Creek San Jacinto Mts., Kenworthy 1524 Comment
  RSA342548  Fraxinus velutina var. coriacea Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54097 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  CAS-BOT-BC212968  Fremontodendron californicum H. M. Hall 1899-6-1 1222 Riverside Lytle Creek Canyon, San Antonio Mountains 1066 Comment
  RSA70346  Funastrum cynanchoides var. hartwegii F. W. Peirson 1925-5-20 6010 Riverside Aguanga. 610 Comment
  SBBG119445  Funastrum cynanchoides var. hartwegii A. C. Sanders 2004-5-12 27873 Riverside Walker Cyn at NE foot of Alberhill Mtn, Temescal Crk 378 Comment
  SD255073  Funastrum heterophyllum R. F. Thorne, W. Wisura 1977-9-17 50765 Riverside San Jacinto Mountain: Chino Canyon along road to tramway. Comment
  RSA339250  Funastrum hirtellum R. F. Thorne, Gertrud Dahlgren 1979-8-23 54607 Riverside Pinto Basin RoadL Cholla Garden 1098 Comment
  RSA779724  Funastrum hirtellum Duncan S. Bell 2009-3-8 92 Riverside Arica Mountains: west side of mountain range in main western drainage approximately 2.5 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 420 Comment
  RSA775264  Galium Duncan S. Bell 2011-4-8 2207 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  UCD121590  Galium angustifolium subsp. gracillimum Geoffrey Levin 1975-4-26 482 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  SBBG34186  Galium aparine T. L. Secrest 1951-5-19 Riverside San Jacinto Mtns near Idlewild Comment
  SD136758  Galium aparine Steve Boyd, Tim Ross 1992-5-4 7202 Riverside San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 730 Comment
  UCR177638  Galium aparine S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  UCR24919  Galium aparine A. C. Sanders 1980-7-18 1657 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA797257  Galium parishii Robert F. Thorne, Walter Wisura 1977-9-17 50795 Riverside San Jacinto Mountain: slopes of peak 3171 Comment
  UC102542  Galium parishii A. W. Anthony 1895-7-12 Riverside San Jacinto Mountains 2529 Comment
  UCR26357  Galium parishii A. C. Sanders, J. A. Harpel 1981-8-26 2332 Riverside Santa Rosa Mtns., About 100 ft below the summit of Toro Peak 2622 Comment
  UCR277921  Galium porrigens Mitch Provance 2011-6-3 611- 01 Riverside Badlands of Western Riverside County, Mouth of San Timoteo Canyon, S side of Noble Creek, 0.75 miles W of Beaumont and I-10, 0.5 miles N of Potrero Blvd. and Hwy. 60. 756 Comment
  UCR89531  Galium stellatum Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  RSA735213  Galium stellatum var. eremicum Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11235 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  UC708732  Galium stellatum var. eremicum H. K. Wagnon 1944-4-30 382 Riverside Tahquitz Canyon Palm Springs (s rim) Comment
  SEINET10453492  Garrya veatchii James S. Miller 1992-5-8 Miller 7464 Riverside 5.5 mi E of the W boundary of San Bernadino National Forest on California route 74. 950 Comment
  RSA674761  Gastridium phleoides Scott D. White, Teresa Salvato 2001-6-8 8582 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  POM259112  Gayophytum diffusum subsp. parviflorum P. A. Munz 1938-8-14 15361 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  RSA6015  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1932-8-5 3932 Riverside Summit of Devil s Slide Trail from Idyllwild to Tahquitz Valley. 2439 Comment
  OBI5804  Gayophytum heterozygum Carl B. Wolf 1932-8-4 3912 Riverside San Jacinto Mts. Point View near Idyllwild 1646 Comment
  OBI2987  Geraea canescens Lewis S. Rose 1967-12-20 67183 Riverside 6 mi SE of Thousand Palms 15 Comment
  UC196481  Geraea canescens S. B. and W. F. Parish 1882-4-1 228 Riverside Agua Caliente borders of Colorado Desert, Agua Caliente Comment
Read comments
Nov 24 2011
  RSA198939  Geranium dissectum Robert F. Thorne, P. A. Munz, E. W. Lathrop 1968-5-8 37597 Riverside Santa Rosa Plateu: Rancho California 610 Comment
  UCR165410  Gilia A. C. Sanders 2001-4-8 23982 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  RSA606301  Gilia angelensis Jon E. Keeley 1994-4-22 25325 Riverside Shipley Reserve 670 Comment
  UCR126366  Gilia angelensis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 694 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR131536  Gilia angelensis Jennie Phui 1998-5-30 025 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  UCR232052  Gilia angelensis John F. Green 2008-4-15 0408- 15 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
  UCR48387  Gilia angelensis Steve Boyd 1986-4-22 1776 Riverside Gavilan Hills, Plateau remnant of ridge east of Estelle Mountain, south of Dawson Canyon. 671 Comment
  UCR241653  Gilia capitata T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 340 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA470267  Gilia capitata subsp. abrotanifolia N. C. Cooper 1944-6-4 1365 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  CHSC114161  Gilia diegensis Duncan S. Bell; Valentin Arvizu 2010-5-10 988 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southest of junction of forest service road 6S13 and forest service road 6S04. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1349 Comment
  SEINET14643582  Gilia diegensis H. M. Hall 2913 Riverside Vicinity of Winchester. 457 Comment
  UCR70892  Gilia diegensis Steve Boyd, D. E. Bramlet 1990-4-29 4513 Riverside Peninsular Range, Vail Lake area, benches along Kolb Creek, west of Dripping Springs, N and south of Hwy 79. 488 Comment
  CAS-BOT-BC407608  Gilia ochroleuca subsp. exilis Blanche Trask 1904-11-1 191 Riverside Santa Rosa Mts.; Sta. Rosa Pk Comment
  CAS-BOT-BC407808  Gilia ochroleuca subsp. exilis H. M. Hall 1902-4-1 2912 Riverside Vicinity of Winchester 365 Comment
  UC1979573  Gilia ochroleuca subsp. exilis Darin L. Banks, Steve Boyd 1995-5-3 0256 Riverside 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. Comment
  UC73634  Gilia ochroleuca subsp. exilis Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR201467  Gilia ochroleuca subsp. exilis Scott D. White, Justin M. Wood 2008-5-15 11979 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  UCR256909  Gilia ochroleuca subsp. exilis Naomi Fraga, Duncan S. Bell 2009-5-6 2705 Riverside Arroyo Seco SE of Dripping Springs Campground and Fire Station 518 Comment
  RSA0017089  Gilia ochroleuca subsp. exilis Verne Grant 1954-4-16 9317 Riverside Dripping Springs, 11 miles E of hwy 395 on hwy 71. 518 Comment
  RSA0017289  Gilia ochroleuca subsp. exilis Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  HSC16979  Gilia scopulorum C. L. Hitchcock, C. V. Muhlick 1964-3-22 23268 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  JOTR33731  Gilia stellata La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2731 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  RSA657243  Gilia stellata J. Mark Porter, Valerie Soza, Gary D. Wallace 2001-4-2 12342 Riverside Coachella Valley, Desert Hot Springs, 0.15 mi S of Mission Lakes, on Verbena Drive. 427 Comment
  RSA749186  Gilia stellata R. F. Thorne, W. Wisura, Avi Shmida, R. Whittaker 1978-4-23 52018 Riverside Chino Canyon. Comment
  RSA797510  Gilia stellata C. P. Cowan 1978-4-23 1176 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. 570 Comment
  UC489087  Glyceria elata C. V. Meyer 1928-7-24 519 Riverside Idyllwild Falls; San Jacinto Mts. 1889 Comment
  RSA747280  Gnaphalium Orlando Mistretta 1992-6-10 521 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  RSA660537  Gnaphalium californicum Orlando Mistretta 1992-6-10 518 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  UCR162876  Gnaphalium californicum T. B. Salvato, Kelly Volansky 2003-3-27 134 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR165604  Gnaphalium californicum T. B. Salvato, John F. Green 2004-5-27 708 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
  UCR92408  Gnaphalium canescens subsp. microcephalum F. M. Reed 1933-8-13 8010 Riverside South Coast; San Bernardino Valley, Riverside, Fairmont Park 245 Comment
  RSA535472  Gnaphalium luteoalbum Steve Boyd, Tim Ross, Orlando Mistretta 1992-2-2 6647 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
  UCR113903  Gnaphalium luteoalbum Mitch Provance 1998-4-13 437 Riverside City of Riverside, Hillside area, near Central Ave., along the N periphery of the Riverside Airport, south of the Wall Street Journal. 250 Comment
  UCR41395  Gnaphalium luteoalbum N. M. Fellows, A. C. Sanders 1985-5-7 182 Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  JEPS20464  Gnaphalium palustre W. L. Jepson 1903-8-7 2292 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  POM259120  Gnaphalium palustre P. A. Munz 1938-8-14 15352 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR3583  Gnaphalium palustre Frank C. Vasek 1964-6-24 640624- 03 Riverside City of Riverside, University of California Riverside campus. Life Science greenhouse. 335 Comment
  UCR103456  Gutierrezia sarothrae Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1341 Comment
  CLARK-A1528-1905  Haplopappus squarrosus John C. Roos 1952-8-27 5890 Riverside Reche Canyon 457 Comment
  UCR172197  Harpagonella palmeri John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UCR167790  Hedypnois cretica T. B. Salvato, Gregg Miller 2005-6-3 1383 Riverside Peninsular Range: Perris-Aguanga Basin, tributary of the San Jacinto River, c. 3 mi SW of Perris, 1.5 mi east of the Good Hope Mine and less than 0.25 mi south of Ethanac Road 433 Comment
  UCR171723  Hedypnois cretica John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  RSA180348  Helianthemum scoparium var. aldersonii E. W. Lathrop 1959-4-2 4415 Riverside 18 miles W of Murrieta, Cottonwood Canyon of the Tenaja Range. Comment
Read comments
Apr 28 2011
  RSA441799  Helianthemum scoparium var. aldersonii Ann Grove 1971-8-10 15 Riverside Tenaja Ranger Station area, Rancho California, 7 miles northwest of Murietta 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-BC305709  Helianthus gracilentus Wesley O. Griesel 1962-6-29 s.n. Riverside Road between Banning and Idyllwild, San Jacinto Mountains 1524 Comment
  UCD132927  Helianthus petiolaris K. Esau 1935-6-15 s.n. Riverside Hemet Valley. Comment
  RSA764878  Heliotropium curassavicum Justin M. Wood 2010-9-8 2597 Riverside San Timoteo Canyon: Just SE of El Casco Substation along San Timoteo Creek. 640 Comment
  UCR248086  Heliotropium curassavicum Duncan S. Bell 2012-9-13 4192 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  UCSB5611  Heliotropium curassavicum Feudge, J.; Kraebel, C. 1930-7-23 Riverside North of Riverside Comment
Read comments
Mar 22 2014
  RSA736381  Hemizonia kelloggii Scott D. White, Justin M. Wood 2008-5-1 11922 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR176181  Hemizonia kelloggii Amber Bruno 2005-6-7 53 Riverside Riverside; east side of UC Riverside, east end of Big Springs Rd. on north side of road, 0.25 mi. east of Watkins Dr. but west of the railroad track, Islander Park 351 Comment
  RSA713782  Hemizonia mohavensis A. C. Sanders, S. D. Boyd, J. S. Ross, Mitch Provance 1998-10-25 22271 Riverside Mt. Edna Road, ca. 0.2 mi. west of Hwy 243. 1122 Comment
  RSA0001298  Hemizonia paniculata S. B. Parish, Parish 1882-06 1419 Riverside Near Temecula Comment
  UCR133945  Hemizonia paniculata John F. Green 2003-8-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, south side of Wendy Lane off Calle De Suenos, south of Avenida La Cresta and Avenida Castilla 701 Comment
  UCR139192  Hemizonia paniculata Virginia Moran 2003-5-16 s.n. Riverside Johnson Ranch (managed by Center for Natural Lands Management), vicinity of Skunk Hollow and Santa Gertrudis Creek, 'knoll 1' on northern edge of first baseline transects established by CNLM 422 Comment
  UCR201877  Hemizonia paniculata Justin M. Wood 2008-9-22 166 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCR256787  Hemizonia paniculata T. B. Salvato, Matthew Malle 2013-5-20 7572 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  RSA507497  Hemizonia pungens subsp. laevis L. F. LaPre 1998-6-3 s.n Riverside Indian trails Project Site, Indian Truck trail exit on W side of I-15 Fwy in Temescal Canyon , ca. 1/4 mile from the freeway near the dirt road. Comment
Read comments
Apr 7 2013
  UCR68034  Hemizonia pungens subsp. laevis D. E. Bramlet, D. Bradney 1989-6-13 1924 Riverside Domenigoni-Diamond Valley, just east of Gateway Farms. south of Newport Rd. at the intersection of Newport Rd. and Lucas Rd. [site now under water of Diamond Valley Reservoir] 473 Comment
  UCR68037  Hemizonia pungens subsp. laevis D. E. Bramlet 1989-8-7 1939 Riverside SW corner of Lake Elsinore, just north of Corydon Rd., c. 300 m west of intersection of Palomar and Corydon Rds., c. 30 m west of Crestwood Dr. 428 Comment
  RSA85451  Hesperocnide tenella J. C. Roos 1952-4-13 5537 Riverside North side of Box Canyon 396 Comment
  CAS-BOT-BC131792  Hesperoyucca whipplei E. K. Balls 1955-4-25 20443 Riverside Mt. San Jacinto Comment
  SEINET13297594 Image available Heteromeles arbutifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-1 8351 Riverside Santa Ana Mountains: unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway (Corona South 7.5' Q.) 424 Comment
  RSA485842  Heterotheca fastigiata Thomas S. Elias, Steve Boyd, Kit Tan 1986-7-23 10160 Riverside San Jacinto Mountains: Along Route 74, 3.8 miles South of Lake Hemet 1372 Comment
  SDSU13566  Heterotheca grandiflora W. Miller with C. Mosse 1972-7-13 Riverside West of M.W.D. Station. Comment
  UC63142  Heterotheca grandiflora H. M. Hall 1899-1-1 Riverside vicinity of Riverside Comment
  UCR193883  Heterotheca sessiliflora A. C. Sanders 2008-7-25 35894 Riverside Peninsular Range; San Jacinto Mtns., May Valley, Bonita Vista Rd. near May Valley Rd. 1547 Comment
  CLARK-A1528-3227  Hibiscus denudatus John C. Roos 1958-2-22 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-4680  Hilaria rigida John C. Roos 1947-3-1 3298 Riverside Coachella Valley Comment
  UCD89916  Hilaria rigida A. A. Beetle 1942-4-22 3183 Riverside Rts. 60 and and 0 (sic), 5 miles east of Shavers Summit. Comment
  RSA0016769  Hippuris vulgaris Peter H. Raven 1959-5-17 14232 Riverside Lake Fulmor, San Jacinto Mtns. Comment
  CAS-BOT-BC207509  Hoffmannseggia glauca Lat Greata 1905-4-1 436 Riverside Coachella, Rector Ranch Comment
  CDA27091  Hoffmannseggia glauca T. C. Fuller 1964-4-14 11813 Riverside Northwest corner of Highway 111 & Avenue 52, Coachella. 0 Comment
  CAS-BOT-BC207564  Hoffmannseggia microphylla D. E. Breedlove 1961-9-11 1259 Riverside along roadside of U.S. 60-70, 8 mi E of Indio 289 Comment
  CAS-BOT-BC207950  Hoffmannseggia microphylla Marcus E. Jones 1924-2-26 s.n. Riverside Shaver's Well, Colo Desert Comment
  LA45786  Hoffmannseggia microphylla E. M. Hyde; 1935-3-17 sn Riverside Palms to Pines Highway 182 Comment
  RSA0036702  Hordeum R. F. Thorne 1973-5-23 43873 Riverside SANTA ROSA PLATEAU: Mesa de Colorado 610 Comment
  UCR110453  Hordeum depressum D. E. Bramlet 1998-4-22 2602 Riverside Peninsular Range, E. French Valley-Domenigoni Valley. 396m E. of Winchester Road and 1.68 km south of Holland Road. The meadow is 61m west of the San Diego canal, in the area of the canal bridge road. 450 Comment
  UCR126978  Hordeum depressum A. C. Sanders, T. B. Salvato 2003-5-9 26582 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  CAS-BOT-BC273468  Hordeum intercedens D. Bramlet 1996-4-22 2459 Riverside San Jacinto Wildlife Area, Lovell Unit. The site is approximately 198m east of Davis Road and 183m north of the San Jacinto River. This locality was some 46m south of the existing access road 432 Comment
  CAS-BOT-BC526876  Hordeum intercedens D. E. Bramlet 1991-4-29 2080 Riverside Perris-Aguanga Basin Region; San Jacinto Valley: 6.5 km W of Hemet & c. 0.4 km W of jct with Florida Ave./Hwy 74 & Warren Rd 457 Comment
  UCR266309  Hordeum intercedens D. E. Bramlet, Jeff Crain 2009-5-18 4385 Riverside Perris-Aguanga Basin Region, north of Nuevo, San Jacinto River floodplain, at the end of 11th St., 150 m east of the river 432 Comment
  UCR84843  Hordeum murinum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16136 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  HSC10209  Hordeum murinum subsp. murinum C. L. Hitchcock, C. V. Muhlick 1961-3-17 23083 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  RSA575992  Hordeum vulgare Steve Boyd 1981-4-8 s.n. Riverside Gavilan Hills region; upper 'Santa Rosa Canyon' east of the Gavilan Plateau along Santa Rosa Road. 1/4 mile east of the stream crossing. 640 Comment
  CAS-BOT-BC148563  Horkelia clevelandii H. M. Hall 1901-7-1 2291 Riverside Strawberry Valley, San Jacinto Mts. 1615 Comment
  SDSU1666  Hulsea heterochroma H. Wedberg 1965-5-25 1067 Riverside San Jacinto Mountains, 2.0 miles from Mountain Center on the road to Hemet. 1219 Comment
  POM360725  Hulsea vestita subsp. callicarpha Anonymous 1949-6-29 s.n. Riverside San Jacitno Mt. Above Banning 1220 Comment
  UCR95940  Hulsea vestita subsp. callicarpha Scott D. White 1996-8-1 4436 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UCSB26736  Hulsea vestita subsp. callicarpha Wilken, Dieter 1969-6-30 Riverside Along road to Toro Peak, 5.9 miles south of California State Highway 74, Santa Rosa Mtns. 2346 Comment
  UCR92598  Hydrocotyle umbellata F. M. Reed 1933-8-13 8013 Riverside South Coast; San Bernardino Valley, Riverside, Fairmont Park 245 Comment
  POM306690  Hymenoclea salsola Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1692 Riverside Near Desert Center-Indio. Comment
  JEPS44381  Hymenopappus filifolius var. lugens Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4259 Riverside 1 mi se Toro Peak ridge; Santa Rosa Mts. 2286 Comment
  UC90459  Hymenopappus filifolius var. lugens S. B. and W. F. Parish 1882-6-1 238 Riverside Aguanga San Jacinto Mts. Comment
Read comments
Mar 9 2011
  CLARK-A1528-2978  Hypericum formosum subsp. scouleri John C. Roos 1943-8-8 2702 Riverside San Jacinto Mountains Comment
  UC1979615  Hypochaeris glabra D. L Banks, Steve Boyd 1995-5-3 0190 Riverside 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. Comment
  CAS-BOT-BC219732  Hyptis emoryi Peter H. Raven 1958-1-24 11444 Riverside Fargo Canyon Comment
  CAS-BOT-BC219755  Hyptis emoryi W. L. Jepson 1912-10-22 5250 Riverside Black Point, Riverside Mts. 137 Comment
  CAS-BOT-BC219775  Hyptis emoryi L. S. Rose 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms-to-Pines Highway, 7 miles southwest of Indian Wells 274 Comment
  RSA420151  Hyptis emoryi Geo. Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  SD95168  Hyptis emoryi G. L. Webster, R. Hildreth 1966-12-9 7458 Riverside Joshua Tree Nat Monument, desert slopes, 3 mi W of Cholla Gardens 853 Comment
  SEINET7048149  Hyptis emoryi Steven R. Hill 2001-5-3 33650 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road, halfway up Chino Canyon, about 1-1.5 miles southwest of California Route 111, Palm Springs. At boundary of Palm Springs Aerial Tramway property, at entrance gate. Elevation about 1000-2000 feet. Comment
  UCR182535  Ipomoea purpurea Mitch Provance 2003-7-4 4633 Riverside San Bernardino Valley, Riverside, 'Adams Hill', along the N. side of Raintree Ave., 0.2 mi. SW of Adams St., 0.3 mi. SE of Colorado Ave., c. 0.75 mi. SE of the Riverside Municipal Airport 238 Comment
  CAS-BOT-BC311616  Isocoma acradenia var. eremophila S. B. Parish 1912-10-8 8353 Riverside Indio, Salton Sink -6 Comment
  RSA1911  Isocoma acradenia var. eremophila B. D. Stark 1930-4-1 1495 Riverside San Gorgonio Pass. 457 Comment
  UC891887  Isocoma acradenia var. eremophila Carl B. Wolf 1932-10-13 Riverside 4.5 mi se Mecca (Caleb (S.P.R.R. siding)); Colorado Desert -60 Comment
Read comments
Jul 16 2015
  UCR277518  Isocoma menziesii Mitch Provance 2012-9-13 912- 05 Riverside Badlands of Western Riverside County, Mt. Davis, +- 1.5 miles SW of Beaumont, vicinity of the microtower on David Mountain Rd. 845 Comment
  POM359614  Isocoma menziesii var. vernonioides Albert J. Perkins 1915-9-25 s.n Riverside Pachappa Mt Comment
  CAS-BOT-BC69944  Isoetes howellii Robert F. Thorne; Earl Lathrop; P. Munz 1968-5-8 37568 Riverside Santa Rosa Plateau: On Mesa de Colorado, Rancho California. 670 Comment
  RSA757451  Isoetes howellii R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55204 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road 730 Comment
  UC1605509  Isoetes howellii Terry O'Brien May 1995 2131 Riverside ca 5 mi sw of Grand Ave in Murrieta on Clinton Keith Rd Mesa de Colorado; Santa Rosa Plateau Preserve 600 Comment
  UCR103292  Isomeris arborea George K. Helmkamp, E. A. Helmkamp 1998-2-5 2667 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  CLARK-A1528-2394  Isomeris arborea var. angustata John C. Roos 1967-3-25 Riverside Whitewater Canyon 457 Comment
  RSA781322  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37145 Riverside Box Springs Mtns. Foothills, Riverside, dry arroyo on UCR campus SE of student health center and just north of North Campus Drive 320 Comment
  RSA781326  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37150 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  RSA787266  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37147 Riverside Peninsular Range: Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River. 238 Comment
  SD237483  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37143 Riverside Peninsular Range: Box Springs Mountains Foothills: cultivated in UCR Botanical Garden (Riverside East 7.5'Q) 345 Comment
  UCR246479  Juglans hindsii R. E. Riefner Jr. 2012-7-23 12- 322 Riverside city of Hemet, c. 100 yards north of Devonshire Ave. and Meyers St. 473 Comment
  UCR281225  Juglans hindsii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-28 317- 57 Riverside Temescal Valley, Southern foot of the Gavilan Hills, Temescal Wash, N side of Temescal Canyon Road, along 'Zeigler's Rd. 360 Comment
  CAS-BOT-BC110074  Juncus acutus David B. Dunn 1948-2-21 3689 Riverside Pushawalla Canyon, Indio Hills of the Colorado Desert. West of Indio. Comment
  UC63439  Juncus ambiguus H. M. Hall 1904-5-19 4954 Riverside vicinity Riverside; , Fremont Park 243 Comment
Read comments
Sep 5 2011
  UCR277704  Juncus balticus Mitch Provance 2013-4-16 413- 18 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA234053  Juncus bufonius Robert F. Thorne, E. Lathrop, et al. 1969-5-19 37964 Riverside Santa Rosa Plateau: Rancho Caifornia, Mesa de Colorado 625 Comment
  UCR174345  Juncus bufonius var. congestus A. C. Sanders 2006-5-19 32400 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
  RSA3441  Juncus cooperi W. R. Dudley 1894-8-20 s.n. Riverside Near palm grove 6 miles east of Indio Comment
Read comments
Nov 19 2011
  UC1931241  Juncus effusus Scott D. White, Justin Wood 2008-7-9 12420 Riverside San Jacinto Mountains: Johnson Meadow (Idyllwild) Comment
  RSA708932  Juncus longistylis Scott D. White, Angelia Carey 2004-4-16 10177 Riverside Indian Creek and adjacent slopes. 549 Comment
  SEINET3879985  Juncus luciensis Robert F. Thorne, Earl Lathrop 1975-5-20 45498 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro.; 0 610 Comment
  RSA740716  Juncus macrophyllus Scott D. White, Justin M. Wood 2008-7-8 12381 Riverside Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  UCR159204  Juncus rugulosus A. C. Sanders, Kelly Volansky 2005-8-31 31568 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  SD187309  Juncus textilis Scott D. White, Angelia Carey 2004-5-7 10349 Riverside San Jacinto Mountain foorhills: Indian Creek and adjacent foothills. 548 Comment
  RSA192264  Juncus xiphioides E. W. Lathrop 1960-6-9 4966 Riverside 14 miles west of Murrieta. Comment
  RSA604385  Juniperus californica L. C. Wheeler 1960-1-2 7672 Riverside Alberhill. Open rocky flat. Comment
  UCR89762  Juniperus californica Scott D. White 1993-5-27 1434 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  UCR89980  Juniperus californica Scott D. White, S. J. Myers 1995-10-21 3722 Riverside San Jacinto Valley, Eastern foothills of San Jacinto Valley,'Santa Rosa Hills', south of Hemet. Foothills just above orange grove. 610 Comment
  CAS-BOT-BC234576  Justicia californica Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  LA202780  Justicia californica Carl Epling; 1927-3-27 sn Riverside Palm Springs 121 Comment
  LA202782  Justicia californica D. Birindelli; 1969-3-9 266 Riverside Palm Desert 121 Comment
  RSA0069674  Justicia californica Cheryl Sevilla, Sarah J. De Groot, Duncan S. Bell 2015-2-10 4 Riverside In the Bear Creek drainage of the Santa Rosa Mountains. 2.3 air miles west of Lake Cahuilla; south of La Quinta; north of Devil Canyon; southwest of Coachella Valley. 193 Comment
  RSA402298  Justicia californica E. Crow 1929-2-24 173 Riverside Andreas Canyon, S of Palm Springs, Colorado Desert. Comment
  UC68703  Justicia californica H. M. Hall Apr., 1905 5776 Riverside 10 mi. w. Coachella; Colorado Desert 91 Comment
  RSA248369  Keckiella antirrhinoides I. W. Clokey, E. G. Anderson 1936-4-16 6885 Riverside Brushy hillside along San Jacinto River, east of Hemet. 600 Comment
  RSA660928  Keckiella antirrhinoides Mitch Provance 1998-5-29 559 Riverside NW side of North Hill, along the S edge of Lake Evans. 274 Comment
  UCD123744  Keckiella antirrhinoides B. Pitzer 1988-3-12 665 Riverside Santa Jacinto Mountains, on Hwy 74, just east of Cranston Forest Station, between Valle Vista and Mountain Center. 609 Comment
  UCR241211  Keckiella antirrhinoides Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 01 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, just inside gate at mouth of Hathaway Canyon 741 Comment
  UCR250312  Keckiella antirrhinoides A. C. Sanders 2014-4-8 40977 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon 317 Comment
  SEINET12320631  Keckiella antirrhinoides subsp. microphylla C. W. Tilforth, Wisura, W. 1979-1 1905 Riverside Big Horn Sheep Overlook along Hwy 74 above Deep Canyon, S of Palm Desert Comment
  UCR15969  Keckiella antirrhinoides var. antirrhinoides Kenneth Hibberd 1966-3-27 660327- 6 Riverside Lake Elsinore, 1 mi north of NW corner 427 Comment
  JOTR31149  Keckiella antirrhinoides var. microphylla La Doux, Tasha 2009-6-3 1858 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  JOTR32199  Keckiella antirrhinoides var. microphylla Herskovits, Tasya, M. Harding 2011-5-20 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ryan Mountain; Gentle, gravelly north facing slope near the intersection of Ryan Mountain Trail and Sheep Pass Spur Trail (Stop 3) 1361 Comment
  CAS-BOT-BC235772  Keckiella cordifolia G. K. Helmkamp; E. A. Helmkamp 1998-8-17 4444 Riverside Santa Ana Mtns.: San Juan Cyn along the Ortega Hwy (Ca-74) beside the Orange Co. line 503 Comment
  CAS-BOT-BC246223  Keckiella ternata subsp. ternata H. M. Hall 1901-8-1 2634 Riverside Vicinity of Chalk Hill, San Jacinto Mountains 1584 Comment
  POM17871  Keckiella ternata subsp. ternata Philip A. Munz, D. D. Keck 1923-6-14 7082 Riverside Trail Glen Ivy to Santiago Peak. 1616 Comment
  RSA0019432  Keckiella ternata subsp. ternata Bonnie C. Templeton 1953-7-26 s.n. Riverside Idyllwild. 1646 Comment
  UCR151062  Kickxia elatine Scott D. White 1998-6-17 6753 B Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  CDA3136  Kochia scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. Comment
  CLARK-A1528-4699  Koeleria macrantha John C. Roos 1952-4-29 5598 Riverside Reche Canyon 457 Comment
  RSA0014927  Koeleria macrantha LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6150 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  RSA627575  Koeleria macrantha Scott D. White, Julie Greene 1998-8-1 6965 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
  UCD86080  Koeleria macrantha F. M. Reed 1920-6-14 4419 Riverside San Jacinto Mts., Banning Road west of Idyllwild. 1676 Comment
  CAS-BOT-BC61433  Krameria bicolor D. A. Johansen; J. A. Ewan 1932-4-12 7070 Riverside Devils Canyon above Coachella Valley, Colorado Desert Comment
  LA205733  Krameria bicolor A. W. Haupt; April 1926 sn Riverside Palm Springs Comment
  UC1280881  Krameria grayi Frank F. Gander 1938-5-21 5762 Riverside Shaver's Summit Comment
  UC574955  Krameria grayi C. Epling and Wm. Robison 1933-6-24 Riverside Morongo Pass , Morongo Pass (Little San Bernardino Mountains) Comment
  UC667359  Krameria grayi Annie M. Alexander and Louise Kellogg 1941-5-14 2166 Riverside near Shaver Summit; near Shaver Summit 502 Comment
  RSA0094466  Lactuca serriola Duncan S. Bell 2015-8-12 8595 Riverside Orocopia Mountains; southwestern section of the range, collecting at a spring in the southern section of the Dos Palmas area. Temperature at around 120 degrees. -41 Comment
  RSA510312  Lactuca serriola Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca. 1 mi SE of town on Nuevo. 640 Comment
  SEINET5560172  Lamarckia aurea H. S. Gentry 1973-1 22192 Riverside Gentry ranch, 3.5 miles NE of Murrieta. 396 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
  UCR2508  Lamarckia aurea F. M. Reed 1926-3-10 5270 Riverside Riverside 229 Comment
  HSC17053  Langloisia setosissima subsp. punctata C. L. Hitchcock 1966-3-21 24338 Riverside 40 mi. S of Amboy, at summit of pass through Sheep Hole Mts. Comment
Read comments
Jul 10 2012
  RSA0123345  Langloisia setosissima subsp. setosissima Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8988 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
  LA209860  Larrea tridentata O. H. Kappler; 1950-4-1 2043 Riverside 4 mi E of Palm Springs, N of Cathedral City 182 Comment
  LA209862  Larrea tridentata Charles Bogert; 1932-4-17 4013 Riverside 7 mi NW of Indian Wells Comment
  LA209863  Larrea tridentata A. M. Johnson; 1933-4-28 4223 Riverside flat below Palm Springs along hwy over mountains to Hemet 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
  RSA390015  Larrea tridentata J. C. Roos 1948-5-8 3817 Riverside Whitewater. 549 Comment
  RSA652051  Larrea tridentata Marion P. Harthill 1973-2-17 1557 Riverside Snow Creek, Palm Springs 366 Comment
  SBBG97170  Larrea tridentata W. L. Halvorson 1977-3-8 77 -73 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  CAS-BOT-BC412766  Lastarriaea coriacea A. C. Sanders; T. B. Salvato 2000-5-25 23406 Riverside Menifee Valley: S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake. 488 Comment
  RSA392781  Lastarriaea coriacea E. Crow 1929-4-21 338 Riverside North of Alberhill Comment
  SD152780  Lastarriaea coriacea Steve Boyd, T. Ross, D. Bramlet 1993-5-13 7364 Riverside San Mateo Canyon Wilderness area, Los Alamos Canyon at mouth of Wild Horse canyon 410 Comment
  CAS-BOT-BC352916  Lasthenia coronaria Carl B. Wolf 1935-4-7 6306 Riverside Gavilan Hills region. 2 mi. sw. of Ferris 426 Comment
  RSA563905  Lasthenia gracilis A. C. Sanders 1993-4-5 13694 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74). 460 Comment
  RSA603428  Lasthenia gracilis K. Watkins, Elizabeth McClintock 1937-4-9 s.n. Riverside Meadow between Hemet and Winchester Comment
Read comments
Mar 20 2011
  UCR214016  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37792 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  UCR260561  Lasthenia gracilis T. B. Salvato 2015-4-2 8104 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully 537 Comment
  UCR94932  Lathyrus latifolius Scott D. White 1996-8-16 4487 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, SW of Pine Cove & west of Bear Trap Canyon, in watershed above Alvin Meadows, tributary to Toll Road Canyon 1860 Comment
  SD255728  Lathyrus vestitus Mitch Provance 2012-5-24 512 14 Riverside San Bernardino Mountains: Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. (Beaumont 7.5'Q) 868 Comment
  RSA406640  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1944-4-22 1130 Riverside Banning 701 Comment
  RSA488923  Lathyrus vestitus subsp. laetiflorus Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  OBI53606  Lathyrus vestitus var. alefeldii Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 & Indian Truck Trl 381 Comment
  UC64364  Lathyrus vestitus var. alefeldii H. M. Hall 1897-3-27 408 Riverside Alamos, vicinity of Winchester Comment
Read comments
Apr 4 2013
  UC85246  Lathyrus vestitus var. alefeldii D. Cleveland 1882-5-4 Riverside Temecula Comment
  POM361744  Layia H. M. Hall 1897-4-3 442 .5 Riverside Winchester. Comment
  RSA709449  Layia glandulosa T. B. Salvato, John Green 2004-5-27 705 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
  UCR84784  Layia glandulosa Scott D. White, S. Ogg 1994-4-21 1977 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  SEINET4010592 Image available Layia platyglossa O. M. Clark 1929-1 1941 Riverside Hemet, southern California. Comment
  UC218250  Layia platyglossa P. A. Munz and I. M. Johnston 1922-5-20 5453 Riverside 2 mi below Kenworthy; San Jacinto Mts., Kenworthy 1402 Comment
Read comments
Mar 25 2011
  UCR133975  Layia platyglossa Mitch Provance, J. S. Ross 1998-3-27 MOR- 966 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  POM4843  Layia platyglossa subsp. campestris H. M. Hall 1902-04 2758 Riverside Vicinity of Winchester 427 Comment
  RSA262086  Layia platyglossa subsp. campestris E. W. Lathrop 1968-6-2 6951 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  SD6338  Lemna Unknown 1881-5-13 Riverside Temecula. Comment
Read comments
Mar 27 2011
  UCR272484  Lepidium Mitch Provance 2013-6-16 613- 25 Riverside Santa Ana River Valley, City of Riverside, Arlanza neighborhood, El Dorado Park on Warren St., about 0.35 mi W of Van Buren Blvd. 225 Comment
  RSA562054  Lepidium dictyotum Steve Boyd, Timothy S. Ross 1992-4-1 6773 Riverside Temescal Canyon, terrace escarpments between Indian and Horsethief Washes along De Palma Road. 412 Comment
  RSA621635  Lepidium dictyotum R. E. Riefner 1998-3-22 98 -183 Riverside Lake Elsinore. Elsinore Trough between Willard and Murrieta Creek. Comment
  CAS-BOT-BC89443  Lepidium fremontii K. Larson 1976-6-9 2021 Riverside Ca. 25 miles east of Indio. Comment
  UCR279379  Lepidium fremontii A. C. Sanders, Jim Malusa 2017-3-24 42973 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 723 Comment
  POM126304  Lepidium lasiocarpum T. Craig 1927-4-2 59 Riverside Hidden Springs Canyon. Comment
  UCR266288  Lepidium lasiocarpum D. E. Bramlet, Fred M. Roberts 2005-6-6 3869 Riverside San Jacinto Valley, San Jacinto River at Sanderson Ave., north of Ramona Expressway 447 Comment
  UCR245260  Lepidium lasiocarpum subsp. lasiocarpum Jim Andre 2012-3-19 21307 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
  POM118632  Lepidium lasiocarpum var. wrightii Marcus E. Jones 1924-2-27 S.N. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA696140  Lepidium latipes A. C. Sanders, Carolyn Washburn 2001-4-17 24053 Riverside San Jacinto Valley: southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal. 457 Comment
  UC10656  Lepidium nitidum W. H. Brewer Jan 1861 152 Riverside Temescal Mountains Comment
  UCR225593  Lepidium nitidum A. C. Sanders, T. B. Salvato 2011-3-29 38885 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St. 447 Comment
  UCR232033  Lepidium nitidum John F. Green 2008-4-15 0408- 19 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
  UCR250905  Lepidium nitidum A. C. Sanders 2014-4-18 41019 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  SDSU13388  Lepidium nitidum var. nitidum Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU) 2000-4-1 25 Riverside Along a poorly defined trail east of the North research station. Near the edge of the north side of the canyon wall. At the Santa Margarita Ecological Research Station(SDSU). 335 Comment
  UCR80815  Lepidium virginicum var. pubescens Scott D. White 1993-5-29 1482 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1372 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
  POM113965  Lepidium virginicum var. robinsonii Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  RSA522758  Lepidium virginicum var. robinsonii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3865 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR112557  Lepidium virginicum var. robinsonii A. C. Sanders 1998-3-17 21745 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  UCR116788  Lepidium virginicum var. robinsonii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24158 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi. east of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 549 Comment
  UC952974 Image available Lepidospartum squamatum E. E. Schellenger 1904-10-15 Riverside Whitewater Wash Colorado Desert; Whitewater Wash, Colorado Desert Comment
  UCR77762  Lepidospartum squamatum Steve Boyd 1991-9-8 6430 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR19659  Leptochloa uninervia John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Blythe 76 Comment
  RSA752545  Leptodactylon californicum Justin M. Wood 2009-3-10 351 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  UCR241237  Leptodactylon californicum Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 06 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon along Hathaway Canyon Rd. 826 Comment
  SD119890  Leptosiphon floribundus subsp. glaber Louis B. Ziegler 1973-4-26 518 Riverside San Jacinto Mountains; hillside in lower Bautista Canyon. 533 Comment
  RSA73075  Leptosiphon liniflorus F. W. Peirson 1924-7-2 5032 Riverside Banning to Idyllwild road. 1570 Comment
Read comments
Nov 17 2011
  POM318146  Lesquerella tenella Nancy McKereghan 1971-3-21 30 Riverside 5 miles from S entrance to Joshua Tree National Monument, betwee Interstate 10 and entrance, alt 1840ft. Little San Bernardino Mt, Salton Sea Dranage. 561 Comment
  RSA520551  Lessingia glandulifera var. glandulifera Steve Boyd, D. Bramlet 1988-10-8 2884 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  RSA910  Lessingia glandulifera var. glandulifera John T. Howell 1927-8-2 569 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  UC1287416  Lessingia glandulifera var. glandulifera Willard Spence 1962-6-24 682 Riverside 7.8 mi e of Temecula and route 395; Radec Comment
  UCR35055  Lewisia rediviva var. minor L. B. Ziegler 1967-6-1 151 Riverside San Jacinto Mtns, Hemet (Garner) Valley 1375 Comment
  UCR127856  Limonium ramosissimum R. E. Riefner Jr. 2003-5-27 03- 241 Riverside Elsinore Trough, back basin of Lake Elsinore, Malaga Rd. near Mission Trail, SE of intersection 390 Comment
  POM13146  Limosella aquatica Philip A. Munz, I. M. Johnston 1922-5-19 5430 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  RSA562495  Linanthus androsaceus subsp. luteolus Steve Boyd, T. S. Ross 1992-5-5 7241 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail. 793 Comment
  SBBG98234  Linanthus dianthiflorus P. A. Munz, I. M. Johnston 1922-5-20 5543 Riverside Hemet Valley 1234 Comment
  UC916688  Linanthus dianthiflorus Frank W. Gould 1944-4-4 2217 Riverside 10 mi se Temecula (on Highway 71) Comment
  POM10462  Linanthus dianthiflorus subsp. dianthiflorus H. M. Hall 1895-3-1 305 Riverside Riverside Cal. Comment
  POM279171  Linanthus dianthiflorus subsp. dianthiflorus Lyman Benson 1932-3-26 3181 Riverside Summit Temecula Grade. Comment
  POM364582  Linanthus dianthiflorus subsp. dianthiflorus M. B. Dunkle 1932-3-25 2954 Riverside 4 miles south of Banning. 457 Comment
  RSA67763  Linanthus dianthiflorus subsp. dianthiflorus G. R. Campbell 1951-4-22 16074 Riverside Hwy 74, 4 mi. above Cranston Ranger Stn. 1005 Comment
  RSA507967  Linanthus dianthiflorus subsp. farinosus Steve Boyd, C. Boyd, Kyle A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2309 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  JOTR36429  Linanthus jonesii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 678 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  UCR35062  Linanthus lemmonii L. B. Ziegler 1967-6-21 164 Riverside San Jacinto Mtns, Hemet [= Garner] Valley 1402 Comment
  JEPS58469  Linanthus liniflorus W. L. Jepson 1901-5-18 1259 Riverside San Jacinto River Upper San Jacinto Valley 487 Comment
  UCR35060  Linanthus liniflorus subsp. pharnaceoides L. B. Ziegler 1966-6-21 59 Riverside Peninsular Range; San Jacinto Mtns., between Mountain Center and Keen Camp Summit 1448 Comment
  GMDRC2692  Linanthus maculatus T. La Doux 2003-4-12 158 Riverside San Bernardino Mountains: San Bernardino Mountains: along banks of Whitewater Wash, approx 1 mi. N. of I-10 33 deg. 56' 28'' N 116 deg. 38' 25'' W. Elev. 1522 ft. 464 Comment
  UC52468  Linanthus parviflorus H. M. Hall 1898-4-14 Riverside Elsinore Mts. Comment
  RSA489837  Linanthus pungens subsp. hallii D. Charlton 1988-5-28 2135 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2286 Comment
  SBBG89086  Linanthus pungens subsp. hallii D. Charlton 1988-5-28 2135 Riverside S of St Hwy 74, dirt Rd to Toro and Santa Rosa Pk; Toro Camp Area 2286 Comment
  UCR116851  Linaria canadensis var. texana A. C. Sanders, Steven R. Hill 2001-5-4 24142 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  UCR97499  Linaria canadensis var. texana A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19875 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  SDSU13907  Lithophragma affine Michael G. Simpson 2000-4-2 2066 Riverside Santa Margarita Ecological Reserve (SDSU), ca. 1/4 mile east of Northside field station on bank above dry creek bed. 335 Comment
  UCR13412.2  Lithophragma affine William E. Mortenson 1973-5-27 8 Riverside San Jacinto Mtns., 14.1 mi south of Banning on Calif. Route 243 (Palms to Pines Hwy). 100 yds. west of Hwy in a wooded area 1677 Comment
  UCR25552  Lithophragma affine John C. Roos 1941-4-19 168 Riverside Peninsular Range, Loma Linda Hills/Box Springs Mtns.; plateau in Reche Canyon 671 Comment
  UCR27119  Lithophragma affine T. P. Krantz 1982-5-25 s.n. Riverside Peninsular Range; San Jacinto Mtns., Baldy Mountain mesa above the west end of Garner Valley 1585 Comment
  CSUSB536  Lobularia maritima H. C. Sharma 1976-4-26 760426 3 Riverside Washington Street, about 3 miles south of Washington Street on the side of Mocking Bird Canyon 335 Comment
  RSA700026  Loeflingia squarrosa Scott D. White, Michael Honer 2003-4-25 9099 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  HSC66545  Loeseliastrum schottii Christopher Davidson 1979-4-4 7702 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi. E of Mecca. 213 Comment
  UC809714  Loeseliastrum schottii E. K. Balls 1949-4-4 12963 Riverside between Durmid and Salton (on Hwy. 111); Colorado Desert Comment
  RSA718570  Loeseliastrum schottii Michael Honer, L. Hulse 2004-4-3 1889 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  UC1595559  Logfia arizonica Steve Boyd and Orlando Mistretta 1991-5-22 6313 Riverside e of Dorland Mtn. (w of Kolb Crk., base of Agua Tibia Mtn.); Vail Lake area, Agua Tibia Mtn. 548 Comment
  CAS-BOT-BC342256  Logfia filaginoides A. C. Sanders; K. Rose 1995-4-5 16387 Riverside San Bernardino Mtns./Coachella Valley: alluvial slopes and foothills S of Mission Creek and E of Hwy 62 700 Comment
  JEPS33559  Logfia filaginoides W. L. Jepson 1928-4-19 12428 Riverside hills 5 mi n Elsinore 609 Comment
  RSA612609  Lolium perenne subsp. multiflorum D. L. Banks, Victor Steinmann 1997-3-13 1494 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  RSA651782  Lolium perenne subsp. multiflorum Karen Cook 1966-5-19 s.n. Riverside UCR campus; east entrance to Life Sci. Bldg. and 30 yds N. of it. 304 Comment
  UCR1607  Lomatium lucidum R. G. Barber, David L. Davis 1962-5-13 111 Riverside Santa Ana Mtns., l mi. up Ivy St. from center of Murrieta 396 Comment
  RSA234068  Lomatium vaginatum R. F. Thorne, E. Lathrop, et al. 1969-5-19 37952 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  RSA524591  Lomatium vaginatum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3905 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  UCR209166  Lonicera japonica A. C. Sanders, R. E. Riefner Jr. 2009-8-11 37156 Riverside Peninsular Range, Riverside, along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River 238 Comment
  SEINET1908449  Lonicera subspicata A. C. Sanders, Mitch Provance 2008-1 35799 Riverside Peninsular Range; San Jacinto Mtns.; Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  CAS-BOT-BC234894  Lonicera subspicata var. denudata Elizabeth McClintock 1965-6-25 s.n. Riverside Road to Santa Rosa Mountain, a short distance from Pines to Palms Highway Comment
  RSA667006  Lotus argophyllus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24195 Riverside S. of Hemet, E end of Diamond Valley, ca 1/4 mi. N of Newport Rd. and 3/4 mi. E of State St. 506 Comment
  UCR33823  Lotus argophyllus Robert McKernan 1980-4-16 s.n. Riverside Whitewater Canyon, 1.4 mi N of Bonnie Bell Comment
  JEPS55435  Lotus grandiflorus W. L. Jepson 1901-5-19 1286 Riverside Strawberry Valley Mt. San Jacinto Comment
  POM13289  Lotus grandiflorus var. mutabilis E. C. Jaeger 1921-7-13 88 Riverside San Jacinto Mtns: Dark Canyon. Comment
  UCR250197  Lotus hamatus A. C. Sanders 2014-4-23 41042 Riverside Peninsular Range, Gavilan Hills, along Concordia Ranch Rd. at edge of Temescal Valley, above I-15 and east of Black Powder Rd. 384 Comment
  UCR42785  Lotus hamatus B. G. Pitzer, Karen Kirtland 1986-5-20 0230 Riverside Butterfield Stage Ranch development, in the hills on the north side of Pauba Valley in the Rancho California area, 1 mi south of Buck Mesa on the east side of Butterfield State Road 457 Comment
  SEINET10484462  Lotus rigidus A. Evans 1976-4-13 Evans 5156 Riverside Desert canyons of santa rosa mtns. Comment
  RSA727600  Lotus salsuginosus Naomi Fraga, Lisa Rojas 2005-2-10 1389 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UCR262282  Lotus salsuginosus A. C. Sanders 2006-5-13 32283 Riverside Peninsular Range, 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
  RSA524445  Lotus salsuginosus var. salsuginosus Steve Boyd, Tim S. Ross, Laurel Arnseth, Jaime Bonilla, Bob Boyd 1990-4-3 4081 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
  RSA614136  Lotus scoparius D. L. Banks 1997-2-23 1303 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  CLARK-A1656-824  Lotus scoparius subsp. brevialatus Jon Mark Stewart 1983-2-4 Riverside Palm Desert 330 Comment
  UCR154392  Lotus scoparius subsp. brevialatus A. C. Sanders, Mike Misenhelter 2005-6-15 30970 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR25550  Lotus scoparius var. brevialatus John C. Roos 1941-4-25 163 Riverside Plateau in Reche Canyon Comment
  RSA571289  Lotus strigosus Steve Boyd, Darin Banks 1994-4-5 8269 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero. Comment
  UCR282309  Lotus strigosus Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel, Jackie McConnaughy 2011-3-23 839 Riverside Sonoran (Colorado) Desert, Chocolate/Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine' 451 Comment
  UCR93024  Lotus strigosus G. P. Schultz 1994-4-7 65 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  UCR16271  Lotus strigosus var. strigosus K. W. Brown 1966-4-7 s.n. Riverside Peninsular Range, Hwy 71, 6.8 mi east of Temecula 366 Comment
  RSA90388  Lotus strigosus var. tomentellus F. W. Peirson 1921-4-13 4085 Riverside Deep Canyon, about 12 miles southeast of Palm Springs. 274 Comment
  RSA676124  Lotus tomentellus Scott D. White 2001-4-3 8269 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA709869  Lotus unifoliolatus Scott D. White 2005-7-6 11157 Riverside San Gorgonio Pass: Cabazon. Toeslope of San Jacinto Mtns. and adjacent alluvial fan west of San Gorgonio River and south of I-10 Freeway. 579 Comment
  UC1537085  Lotus wrangelianus Gordon H. True Jr. 1935-4-5 215 Riverside Gavilan Peak Gavilan Hills 731 Comment
  POM195609  Lupinus Marcus E. Jones 1930-4-2 s.n. Riverside Hayfields Comment
  RSA413539  Lupinus N. C. Cooper 1949-4-9 3344 Riverside North of Blythe. 244 Comment
  RSA750276  Lupinus albifrons var. flumineus Elizabeth McClintock, H. Lewis 1941-6-29 77 Riverside Road up Santa Rosa Mt. 1 mile beyond canyon where stream crosses road. Comment
  JEPS48834  Lupinus arizonicus Marjorie D. Clary 1932-3-27 951 Riverside Indio Hills Colorado Desert, Indio Hills Comment
  POM349954  Lupinus arizonicus N. C. Cooper 1949-4-8 3255 Riverside Mecca Pass east of Indio. 610 Comment
  RSA758323  Lupinus arizonicus Doug Goldman 2005-3-3 3028 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  SBBG3528  Lupinus arizonicus K. K. Muller 1952-4-6 560 Riverside E of Shaver Summit Comment
  UC279692  Lupinus arizonicus Edmund C. Jaeger 1926-2-20 Riverside near Salton Sta. (Canyon Springs); near Salton Sta., Canyon Springs Comment
Read comments
Jan 21 2008
  CLARK-A1656-770  Lupinus bicolor Theo Glenn 1982-3-24 Riverside Snow Creek Comment
  RSA507470  Lupinus bicolor Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, Garner ranch Property on Hwy 74, less than 1 mile SE of the jct. with Hwy 243 Comment
  RSA644152  Lupinus bicolor Scott D. White, Mike Wilcox 1995-7-13 3474 Riverside NE Santa Ana Mtn foothills. Alluvial fan below [unnamed] canyon. +/- 1/4 mi SW of Grand Ave. (City of Lake Elsinore), directly downslope from hairpin turn on SH 74. 488 Comment
  RSA87055  Lupinus densiflorus var. lacteus F. W. Peirson 1922-4-29 4224 Riverside Dripping Spring, Temecula River, southwestern Riverside Co. 457 Comment
  CAS-BOT-BC216685  Lupinus excubitus subsp. hallii C. B. Wolf 1932-5-25 3693 Riverside 0.25 mile SW of summit of Moreno Grade, Bad Lands SW of Beaumont 670 Comment
  RSA503924  Lupinus excubitus var. austromontanus N. C. Cooper 1944-5-20 1308 Riverside Palms to Pines Hwy, San Jacinto Mts. 1280 Comment
  JOTR33934  Lupinus excubitus var. excubitus La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2824 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA652184  Lupinus hirsutissimus Jim M. Morrow 1959-5-10 s.n. Riverside Near Teneja road, Vail ranch, appx. 5 mi. South of Murrieta. 677 Comment
  RSA414786  Lupinus hyacinthinus E. C. Jaeger 1922-7-3 s.n. Riverside Tahquitz Valley San Jacinto Mts 2104 Comment
Read comments
Mar 21 2011
  UC15767  Lupinus latifolius var. parishii Geo. F. Reinhardt June, 1897 Riverside San Jacinto Mountains Comment
  UCR125289  Lupinus microcarpus A. C. Sanders 2002-11-21 25642 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  UCR132859  Lupinus microcarpus var. densiflorus Kent Beaman 1983-4-24 15 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  POM24955  Lupinus shockleyi Marcus E. Jones 1903-5-10 11561 Riverside Palm Spring. 61 Comment
  RSA688908  Lupinus sparsiflorus Scott D. White, Michael Honer 2003-4-2 8901 Riverside Temescal Valley: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UC1506127  Lupinus sparsiflorus R. T. and J. M. Clausen 1963-4-27 63075 Riverside se Winchester; se of Winchester 680 Comment
Read comments
Mar 20 2011
  UC56605  Lupinus sparsiflorus H. M. Hall Apr 1902 2903 Riverside Foothills near Coahuilla (Coahuilla); San Jacinto Mountains 762 Comment
  UCR245894  Lupinus sparsiflorus R. F. Thorne 1995-3-29 63013 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  UCR2955  Lupinus sparsiflorus D. L. Flaherty 1963-5-2 150 Riverside Peninsular Range, 1 mi. west of Lakeland Village, NW end of Lake Elsinore, on Hwy 74, in Cleveland National Forest. 396 Comment
  POM259684  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1940-3-24 15714 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  RSA617298  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1934-3-18 1476 Riverside Peninsuar Ranges: San Jacinto Mountains, Coachella Valley, Snow Creek. Comment
  SD152847  Lupinus truncatus Steve Boyd 1992-4-15 6861 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Bluewater Canyon along Bluewater Trail. 334 Comment
  UCR117092  Lupinus truncatus A. C. Sanders, T. B. Salvato 2001-5-16 24294 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  RSA209594  Lycium andersonii S. W. Austin 1969-4-3 3 Riverside [Riverside] West slope of Box Springs Mountains, east of railroad tracks and north of ravine north of Big Springs Rd. 427 Comment
Read comments
Jun 24 2012
  SBBG114131  Lycium andersonii E. Collins 1995-4-9 Riverside Corn Springs Cmpgrd 518 Comment
  UCR179764  Lycium andersonii R. E. Riefner Jr. 2006-5-23 06- 203 Riverside Temescal Canyon, near city of Corona, 0.25 mi. SE from Cajalco Rd. at Temescal Wash 254 Comment
  UCR279523  Lycium andersonii A. C. Sanders, Jim Malusa 2017-3-27 43123 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  UCR165293  Lycium brevipes 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
  CAS-BOT-BC231642  Lycium fremontii John Thomas Howell 1928-3-24 3530 Riverside Painted Canyon, Colorado Desert Comment
  RSA678927  Lythrum hyssopifolia Scott D. White, Michael Honer 2003-6-3 9470 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  RSA160567  Machaeranthera asteroides J. D. Olmsted 1959-9-23 1007 Riverside 4 miles S of Hemet Lake on Hwy. 74, San Jacinto Mts. 1387 Comment
  JEPS13144  Madia gracilis Carl V. Meyer 1929-6-16 762 Riverside summit of trail between Idyllwild and Keen Camp (n of Saunders Meadow); San Jacinto Mountains 1737 Comment
  RSA619542  Madia gracilis D. L. Banks 1997-5-5 1991 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek. East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  CAS-BOT-BC206265  Malacothamnus fasciculatus Louis C. Wheeler 1931-10-4 218 Riverside Hemet-Idyllwild Road, San Jacinto Mts. 853 Comment
  POM202489  Malacothamnus fasciculatus Marcus E. Jones 1934-5-10 s.n. Riverside Elsinore Comment
  UCR199616  Malacothamnus fasciculatus Scott D. White, Angelia Carey 2004-7-2 10560 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  RSA0087581  Malacothamnus fasciculatus P. A. Munz 1946-10-19 11570 Riverside 3 miles east of Anza 1220 Comment
  SEINET7048218  Malacothamnus fasciculatus var. fasciculatus Steven R. Hill, Andrew C. Sanders 2001-5-4 33731 Riverside Santa Rosa Plateau, Carancho Road, west side of De Luz Creek valley descending plateau, downslope from 'cut flower' farm. Fallbrook 7.5' quad. About 1370 feet northeast of San Diego county line. Elevation about 610 feet. Comment
  CAS-BOT-BC345283  Malacothrix californica Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  SEINET9335970  Malacothrix californica Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  CAS-BOT-BC347697  Malacothrix glabrata A. C. Sanders; Mitch Provance; T. B. Salvato 2001-4-6 23934 Riverside Western Colorado Desert: Coachella Valley, Desert Hot Springs, N of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  POM362310  Malacothrix glabrata M. B. Dunkle 1935-3-31 4447 Riverside North of Cottonwood Springs, Colorado Desert 762 Comment
  POM362322  Malacothrix glabrata Ora M. Clark 1929-3-16 1693 Riverside South of Cabazon. Comment
  RSA726582  Malacothrix glabrata Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1425 Riverside Along Palen Road near Hwy 177. 170 Comment
  RSA778628  Malacothrix glabrata Duncan S. Bell 2009-3-8 69 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  SEINET2053778 Image available Malacothrix glabrata Norman C. Cooper 1949-4-9 3260 Riverside Mecca Pass east of Indio. 548 Comment
  UC63104  Malacothrix glabrata H. M. Hall May, 1901 Riverside vicinity Riverside; West Riverside Comment
  UCR211818  Malacothrix glabrata Valerie Soza, J. M. Porter, G. D. Wallace 2001-4-2 1080 Riverside Transverse Ranges, Little San Bernardino Mountains, Big Morongo Wash 473 Comment
  UCR235923  Malacothrix glabrata Jeremiah George 2012-6-4 s.n. Riverside San Gorgonio Pass, Banning, 0.1 mi. east of intersection of Bobcat Rd. and Turtle Dove Lane 707 Comment
  UCR16896  Malacothrix saxatilis var. tenuifolia B. Freeman 1968-5-4 680504- 01 Riverside c. 5 mi west of Beaumont along Calif. Route 60 793 Comment
  IRVC75  Malosma laurina Ken Ellis 1965-4-24 s.n. Riverside Ortega Highway; Upper San Juan Creek Camp. Santa Ana Mountains Comment
  UC1010242  Malva parviflora John and Lucille Roos 1951-5-5 5034 Riverside Riverside, Fairmont Park Fairmont Park; Riverside, Fairmont Park 274 Comment
  UCR51560  Malva sylvestris Lyman Benson 1946-4-15 12016 Riverside [Calimesa area] 6 mi. SE of Redlands 610 Comment
  OBI37525  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Murrieta area, Clinton Kieth Rd, just E of the Bear Crk dev golfcourse Comment
  SEINET2448889  Mammillaria alversonii D. P. Faulkner 1978-1 Riverside Comment
  RSA652414  Marah macrocarpa Carol Zuck 1981-2-16 36 Riverside On Santa Rosa Rd. 3.1 miles east of Lake Mathews Rd. Comment
  SBBG59860  Marah macrocarpa S. Boyd, T. Ross, L. Arnseth, J. Bonilla 1990-4-2 4011 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, Hwy 79, E of USFWS Dripping Springs Guard Station 487 Comment
  UC917878  Marah macrocarpa Frank W. Gould 1943-4-18 2145 Riverside near Banning (on Idlewild cutoff) Comment
  UCR102730  Marah macrocarpa B. G. Pitzer 1998-1-25 3418 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR188788  Marah macrocarpa Jim Andre 2006-4-26 7795 Riverside South Mojave Desert, Joshua Tree National Park, upper Long Canyon, canyon bottom 1056 Comment
  RSA554016  Marina parryi A. C. Sanders, E. J. Lawlor 1992-4-4 12121 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UCR102745  Marina parryi B. G. Pitzer 1998-2-1 3444 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  UCSB3068  Marina parryi Haller, John 1958-3-22 Riverside Immediately S of Hwy. 60-70, 5.8 miles E of Desert Center Comment
  UC1979543  Marrubium vulgare Darin L. Banks, Steve Boyd 1995-5-3 230 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of Dripping Springd Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  CAS-BOT-BC67842  Marsilea vestita John C. Roos 1952-5-21 5704 Riverside San Jacinto river bottomland 1 1/2 miles southeast of Perris 426 Comment
  CLARK-A1528-3624  Marsilea vestita John C. Roos 1965-9-16 Riverside Lakeview Comment
  SD68957  Marsilea vestita Robert F. Thorne, E. Lathrop & P. Munz 1968-5-8 37566 Riverside Santa Rosa Plateau, Mesa de Colorado, Rancho California 669 Comment
  RSA92748  Marsilea vestita J. C. Roos 1952-5-21 5704 Riverside San Jacinto River bottomland 1.5 miles southeast of Perris 426 Comment
  RSA714659  Matricaria occidentalis A. C. Sanders, Guy Bruyea 2004-4-2 27420 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtn., mouth of canyon on south side, just north of Rose Rd. 463 Comment
  UCR102814  Medicago polymorpha A. C. Sanders 1997-3-19 20057 Riverside Lake Skinner area, upper Rawson Canyon, west of Black Mountain, along the road from Lake Skinner 549 Comment
  RSA192125  Medicago sativa H. A. Zuill 1966-6-27 256 Riverside Between Tenaja Guard Station and the Main Divide Truck Trial. Comment
  CAS-BOT-BC536067  Medicago truncatula R. E. Riefner, Jr. 2013-3-30 13 -53 Riverside City of Temecula, vicinity of Anza Rd and El Chimisal Rd 413 Comment
  UCR214118  Melica frutescens A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37748 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-15 404 Comment
  CAS-BOT-BC281597  Melica imperfecta Peter H. Raven 1958-5-5 12879 Riverside Jumbo Rocks Campground, Joshua Tree National Monument Comment
  CAS-BOT-BC281607  Melica imperfecta Alice Eastwood; John Thomas Howell 1937-4-24 3905 Riverside Coldwater Canyon, Santa Ana Mts Comment
  RSA249842  Melica imperfecta R. F. Thorne, J. P. Simon, CW Tilforth 1969-6-24 38107 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon 1677 Comment
  SBBG34982  Melica imperfecta T. L. Secrest 1951-5-21 Riverside 3 mi S of Banning 1066 Comment
  UCR121098  Melica imperfecta A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24981 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  CLARK-A1528-508  Melilotus albus Ken F. Clarke 1971-9-7 Riverside Riverside Comment
  RSA10092  Mentha canadensis F. M. Reed 1903-8-29 308 Riverside River bottom near Chinatown Ford Comment
Read comments
Sep 5 2011
  CAS-BOT-BC223710  Mentzelia K. Larson 1977-5-12 2286 Riverside Wiley Wells Road ca. 20 mi. W. Blythe Comment
  JEPS41159  Mentzelia affinis W. L. Jepson May 17 1901-Jun 1 1901 1234 Riverside Riverside, Santa Rosa Peak and Palomar Comment
  RSA440403  Mentzelia involucrata Robert Gustafson 1983-3-27 2481 Riverside Dry rocky canyon southwest of Lake Cahuilla . Comment
  RSA440423  Mentzelia involucrata A. C. Life 1916-2-20 s.n. Riverside Colorado Desert Comment
  RSA776135  Mentzelia involucrata Duncan S. Bell, Amanda Turek 2010-4-10 807 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  SBBG29592  Mentzelia involucrata R. J. Young 1968-4-20 189 Riverside ca. 4 mi S of Cottonwood Jct, Joshua Tree Nat Monument Comment
  UC311294  Mentzelia involucrata Philip A. Munz 1926-1-1 10819 Riverside Thousand Palms Comment
  UCR233171A  Mentzelia involucrata Jim Andre, Glenn L. Clifton 2011-2-22 17440 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR20472  Mentzelia jonesii Carl Epling, Harlan Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, 1.3 mi east of Cottonwood Spring 1037 Comment
  UC64490  Mentzelia montana H. M. Hall 1901-6-1 2225 Riverside San Jacinto Mountains, Onstatt's Valley 1584 Comment
  RSA747564  Mentzelia veatchiana Michael Honer 2003-4-11 1823 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak 2349 . 640 Comment
  UC1929670  Mesembryanthemum nodiflorum Scott D. White 2003-6-9 9526 Riverside PERRIS BASIN: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. Comment
  UCR182432  Mesembryanthemum nodiflorum Mitch Provance 2005-5-17 6557 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
  RSA585784  Micropus californicus var. californicus D. L. Banks, S. D. Boyd 1995-5-9 0397 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  RSA524416  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4108 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA586495  Microseris heterocarpa D. L. Banks, S. D. Boyd 1995-5-9 0326 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  UCR213305  Microseris heterocarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37702 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  RSA340771  Microseris lindleyi H. J. Thompson 1953-5-25 1556 Riverside Vandeventer Flat on Hwy 74 (Palms to Pines Hwy, San Jacinto Mts Comment
  UCR232786  Microseris lindleyi John F. Green 2008-4-16 0408- 39 Riverside Peninsular Range; Perris-Aguanga Valley, SE edge of Romoland, edge of electrical power station, between Menifee and Palomar roads 446 Comment
  SEINET2053747 Image available Microseris linearifolia Richard Montijo 1990-4-27 Riverside Rancho California area; E of Santa Rosa Plateau, Green Meadow Road off de Potola Road. Sage 7.5 Quad 609 Comment
  RSA543959  Microsteris gracilis subsp. gracilis Steve Boyd, Orlando Mistretta 1991-5-9 6190 boyd Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBribe Canyons. 549 Comment
  RSA192316  Mimulus aurantiacus var. pubescens H. A. Zuill 1966-3-20 96 Riverside About 2 mi. WSW of Murrieta. Comment
  RSA523840  Mimulus aurantiacus var. pubescens G. H. True 1935-4-1 192 Riverside Among rocks, steep sides of canyon. 396 Comment
  UC943817  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-9 5590 Riverside 1 mi n San Diego Co. line (near Aguanga on Highway 71) Comment
  UC943832  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-7 1894 A Riverside Indian Canyon Truck Trail Santa Ana Mountains 853 Comment
  UCR91463  Mimulus aurantiacus var. pubescens Scott D. White 1995-3-30 2668 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UCR174330  Mimulus aurantiacus var. puniceus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32565 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
  UC667388  Mimulus bigelovii var. bigelovii Annie M. Alexander and Louise Kellogg 1941-5-14 2168 Riverside 5.5 mi s Cottonwood Spring; Colorado Desert, Eagle Mountains 502 Comment
  UCR168493  Mimulus brevipes N. C. Cooper 1944-6-16 2005 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1524 Comment
  UCR172751  Mimulus brevipes Abby Sirulnik, Ian G. Gillespie 2000-5-14 46 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR220127  Mimulus brevipes D. E. Bramlet 1989-4-7 1823 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 3200 ft. NW of Rawson Canyon & 8300 ft. east of Lake Skinner dam 476 Comment
  UCR225164  Mimulus breweri Steve Boyd, Gary Wallace 2005-7-30 11637 Riverside Peninsular Ranges; San Jacinto Mountains region, San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2683 Comment
  SEINET3078508 Image available Mimulus cardinalis Emily E. McGregor 1972-5-21 s.n. Riverside Santa Ana River bottom, off Freemont Drive Comment
  SEINET10570310  Mimulus cardinalis David B. Dunn 1946-8-16 Dunn 2666 Riverside Collected at jolly springs ravine on trail up devil's slide. San jacinto mts. Dried yellow; was orange red. 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
  RSA430183  Mimulus diffusus Anstruther Davidson 1896-7-9 s.n. Riverside Strawberry Valley 1677 Comment
  RSA387369  Mimulus fremontii var. fremontii Steve Boyd 1986-4-19 1698 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  UCR201997  Mimulus guttatus 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
  UC489084  Mimulus inodorus C. V. Meyer 1928-7-26 524 Riverside 1/2 mi e Dutch Flat; San Jacinto Mts. 1828 Comment
  SBBG101796  Mimulus palmeri S. Boyd 1991-5-10 6207 Riverside Bedford Truck Trail on ridge between Bedford and McBribe Cyns 853 Comment
  UCR4094  Mimulus palmeri Carole Sims 1965-5-1 s.n. Riverside San Jacinto Mtns, c. 3 mi from Mountain Center on highway down to Hemet, on rise across highway from marked turnout on right side (facing downhill) 1098 Comment
  UC76077  Mimulus pilosus Geo. B. Grant Aug. 1901 789 Riverside Strawberry Valley San Jacinto Mts. Comment
  UCR280960  Mimulus pilosus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-2 617- 07 Riverside Temescal Valley, Horsethief Canyon Wash, S. side of I-15, vicinity of De Palma Rd. 378 Comment
  RSA787123  Mimulus puniceus Robert F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49559 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  CAS-BOT-BC10910  Mimulus suksdorfii Philip Alexander Munz 1922-7-6 5995 Riverside Tahquitz Valley, San Jacinto Mountains. 2194 Comment
  UCR226999  Mirabilis bigelovii var. retrorsa Jim Andre 2011-2-2 16220 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA0048454  Mirabilis froebelii N. Kiner 1954-5-16 s.n. Riverside Pines to Palms Highway. 1066 Comment
  RSA736160  Mirabilis laevis Rosemarie Zimmermann 1961-3-21 24 Riverside Mockingbird Canyon, 1/2 miles S of Mockingbird Road, 5 miles E of Arlington, alt 1400ft. Gavilan Hill (5miles to N), Lake Mathews Drainage 427 Comment
  UCR163426  Mirabilis laevis B. G. Pitzer 1998-1-25 3428 Riverside Lakeview Mtns., Warren Road, just below water tank at base of hills, W side of road c. 0.5 mi. NE of Juniper Flat Road 610 Comment
  RSA0112090  Mirabilis laevis var. villosa Duncan S. Bell 2010-2-21 546 Riverside Arica Mountains; Palen/McCoy Wilderness area; collecting in the central part of range. 418 Comment
  SEINET223388  Mirabilis multiflora B. Ertter, J Strachan 1980-5-21 3486 Riverside Santa Rosa Mt road (USFS Rd 7S02) near Hwy 74 (Pines to Palms Hwy) 1707 Comment
  JEPS61316  Mirabilis multiflora var. pubescens W. L. Jepson 1901-5-22 1376 Riverside Palm Canyon and return to <Van Deventer's> Palm Canyon 914 Comment
  SEINET3162335  Mirabilis tenuiloba S. B. Parish 1907-4-18 6072 Riverside western border of the Colorado Desert; Southern California 150 Comment
  POM161200  Mollugo cerviana Ralph Hoffmann 1929-9-11 s.n. Riverside Thomas Valley, San Jacinto Mountains. Comment
  RSA40609  Mollugo cerviana J. C. Roos 1946-9-14 3015 Riverside Thomas Valley, San Jacinto Mountains. 1372 Comment
  JEPS63420  Monardella australis subsp. australis W. L. Jepson 1903-8-8 2295 Riverside Tauquitz Valley San Jacinto Mtn. 2438 Comment
  UC218265  Monardella breweri subsp. lanceolata P. A. Munz 1922-7-3 5945 Riverside Head of Hemet Valley; San Jacinto Mts. 1524 Comment
  UC456087  Monardella breweri subsp. lanceolata I. J. Condit 1910-6-21 Riverside Strawberry Valley, San Jacinto Mts. 1676 Comment
  UCR261717  Monardella breweri subsp. lanceolata Dick Newell, Judy Booth 2014-5-18 370 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest on South Main Divide Road, 0.25 mi. east of CNF gate near Elsinore Peak 950 Comment
  RSA180471  Monardella lanceolata var. lanceolata E. W. Lathrop 1960-5-27 5224 Riverside 6 miles west of Murrieta. Comment
  CLARK-A1528-1335  Monardella linoides John C. Roos 1946-9-14 3009 Riverside San Jacinto Mountains 1097 Comment
  LA62738  Monardella linoides subsp. linoides Harlan Lewis; 1941-8-4 sn Riverside San Jacinto Mountains, Fire road E of Keen Maintenance Station Comment
  JEPS63359  Monardella nana W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1336 Riverside Palm Canyon and return to Van Deventer's Comment
  LA96093  Monardella nana Elizabeth McClintock; 1941-5-31 51 Riverside 6 mi from Anza turn off Comment
  UC1499898  Monardella nana Elizabeth McClintock 1941-6-8 59 Riverside Road up Santa Rosa Mt., 0.9 mi above Pines to Palms Highway Comment
  SEINET13948605 Image available Monardella nana Helen K. Sharsmith 1954-1 4444 Riverside San Jacinto Mountains, on Forest Service road to Black Mountain ca 1 mile from highway. Between Fuller Creek and Idlewild, San Bernardino National Forest. Alt ca 6500 ft 1981 Comment
  UC25477 Image available Monardella nana subsp. arida H. M. Hall June 1901 2127 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mountain; Coyote Canyon, Santa Rosa Mountain, San Jacinto Mts. 1524 Comment
  RSA750291  Monardella nana subsp. tenuiflora Elizabeth McClintock, D. Weiner 1941-7-11 99 Riverside Black Mt. 3/4 mile beyond the snow gate. Comment
  UCR23637  Monardella nana subsp. tenuiflora John C. Roos 1937-8-18 2542 Riverside San Jacinto Mountains, Taquitz Valley 2500 Comment
  SD132295  Monardella robisonii K. Stolte 1979-9-4 Riverside Joshua Tree national Monument. Keys Ranch, Hidden Valley area. 100 meters SW of the National Parks Service trailer Comment
  UCR123187  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24612 Riverside Mojave Desert, Little San Bernardino Mtns, Split Rock, Joshua Tree National Park, north of 'Ruby' VABM 4351 on west side of road 1296 Comment
  POM122601  Monoptilon bellioides Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  POM363577  Monoptilon bellioides M. B. Dunkle 1933-3-4 3067 Riverside Painted Canyon, Colorado Desert. 30 Comment
  POM363590  Monoptilon bellioides Gus Gluechert 1937-4-24 s.n. Riverside San Jacinto Mts Comment
  POM8412  Monoptilon bellioides Mary F. Spencer 1920-4-7 1479 Riverside Palm Canyon, Colorado Desert 183 Comment
  RSA23220  Monoptilon bellioides Ernest Braunton 1940-4-3 2012 Riverside 25 miles Northeast of Indio. Comment
  UC501449  Monoptilon bellioides Frank W. Peirson 1927-4-24 7899 Riverside Cottonwood Spring Comment
Read comments
Oct 9 2010
  UC909735  Monoptilon bellioides N. C. Cooper 1949-4-8 3236 Riverside e of Indio; Mecca Paso 609 Comment
  UCSB57982  Monoptilon bellioides Charlton, David 1988-2-18 Riverside Alluvial Fan, S side of Little San Bernardino Mtns., Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10; 1 mi. E of Jct. Dillon Rd. and Fargo Cyn. Rd. 609 Comment
  UCR117410  Morus alba S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CLARK-A1528-76  Muhlenbergia asperifolia John C. Roos 1951-9-25 5257 Riverside Riverside 259 Comment
  LA10011  Muhlenbergia asperifolia Louis C. Wheeler; 1933-12-2 2313 Riverside US 99, 2 mi. NW Whitewater Station 365 Comment
  UC2015685  Muhlenbergia microsperma A. C. Sanders, G. Helmkamp, P. MacKay, et al. 1995-3-1 16182 Riverside Coachella Valley/San Jacinto Mtns. foothills: Chino Canyon near the Palm Springs tram station. Comment
  CAS-BOT-BC275039  Muhlenbergia richardsonis Philip A. Munz 1938-8-14 15347 Riverside Virgin Spring, Santa Rosa Peak 2286 Comment
  JOTR33124  Muhlenbergia rigens La Doux, Tasha, Mike Bell 2003-10-17 1593 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  UCR113539  Muilla maritima Mitch Provance 1998-6-6 692 Riverside Jurupa Mountains, Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just east of corner of 29th St. and Scenic Drive 262 Comment
  UCR114958  Myosurus minimus subsp. apus Fred M. Roberts 1992-4-25 4872 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
  SD138817  Myosurus minimus var. apus Craig Reiser Unknown Riverside Hemet; southwestern corner of Florida & Warren Comment
Read comments
Mar 24 2011
  CHSC692  Nama demissa F. Hughes 1935-4-16 Riverside Colorado Desert Comment
  RSA421098  Nama demissa M. B. Dunkle 1937-3-25 4947 Riverside Colorado Desert. Comment
  RSA778009  Nama demissa var. demissa Jim Andre 2011-2-9 15920 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  UCR16734  Nama demissa var. deserti J. Texera 1970-3-27 2 Riverside Sonoran (Colorado) Desert, c. 3 miles south of town of Palm Desert on dirt road continuation of Portola Avenue, 0.75 mile north of boundary fence of Deep Canyon Desert Research Center 207 Comment
  RSA74719  Nama hispida var. revoluta E. C. Jaeger 1922-4-9 5458 Riverside Wiley s Well, 20 miles SW of Blythe. Comment
  RSA653660  Nama stenocarpa A. C. Sanders, Mitch Provance 1999-9-26 23120 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr., [UTM 10km cell: 11S MH-9E, 4N. Mt. Rudolph] 433 Comment
  POM14431  Nassella cernua P. A. Munz, I. M. Johnston 1922-5-21 5540 Riverside Hemet Valley, San Jacinto Mts 1402 Comment
  CAS-BOT-BC260106  Nassella pulchra Steve Boyd 1986-5-7 1829 Riverside Alberhill Mountain: Lower slopes of S flank, just E of claymine area Comment
  CLARK-A1528-3446  Navarretia atractyloides John C. Roos 1943-7-15 2733 Riverside San Timoteo Canyon Comment
  RSA678937  Navarretia atractyloides Scott D. White, Michael Honer 2003-6-3 9480 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR174316  Navarretia atractyloides A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32558 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
  RSA588668  Navarretia hamata subsp. leptantha D. L. Banks, S. D. Boyd 1995-10-26 0824 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Woodchuck Trail, N of the first grassland areas along trail. Approximately 0.8 miles from the Wilderness boundary. 720 Comment
  UCR20978  Navarretia prostrata A. C. Sanders 1980-5-17 1466 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  RSA659773A  Nemacladus glanduliferus J. C. Roos 1947-3-15 3354 Riverside Mouth of Deep Canyon. Santa Rosa Mtns 366 Comment
Read comments
Apr 3 2011
  JEPS78489  Nemacladus sigmoideus W. L. Jepson 1928-4-25 12601 A Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains 731 Comment
  RSA777653  Nemacladus tenuis var. aliformis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 755 B Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  RSA180507  Nemophila menziesii E. W. Lathrop 1959-3-26 4373 Riverside 18 miles W of Elsinore, Tenaja Guard Station, Cleveland National Forest Comment
  RSA524475  Nemophila menziesii Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4079 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
  UCR121196  Nemophila menziesii D. E. Bramlet 1989-4-5 1797 A Riverside Perris-Aguanga Basin Region, Shipley Multi-species Reserve, blue-line stream on the southeastern flank of Bachelor Mtn. 470 Comment
  RSA0037196  Nemophila menziesii Tamara Joy Hanna 1991-5-12 29 Riverside Area of High Country Ranches. From Tamatea Road approx. 100 ft. to dry stream bed, walking northeasterly direction. 1280 Comment
  RSA628826  Nicotiana acuminata A. C. Sanders, T. Tennant, J. S. Ross 1998-8-20 22232 Riverside Morongo Indian Reservation, lower Hathaway Creek Canyon. 838 Comment
  RSA0036809  Nicotiana glauca Bob Rogers 1984-4-21 17 Riverside Along trail and bank area on the west side of Strawberry Creek heading upstream. Starting point was 4.9 miles from Cranston ranger station heading East on Hwy.74. 914 Comment
  UCR792  Nicotiana glauca David T. Wright 1966-5-16 s.n. Riverside 1.6 mi SW of Hwy 60 on Jack Rabbit Trail 701 Comment
  SD260130  Nicotiana obtusifolia J. Andre 2012-4-11 20776 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep hills and large wash. 729 Comment
  UCR111765  Nicotiana quadrivalvis Mitch Provance 1998-3-17 211 Riverside Jurupa Mountains, 'Pyrite Canyon', in the central dune area c. 1km south of the end of Savonia Dr. in Southridge, Fontana. 305 Comment
  UCR99793  Nolina bigelovii A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19645 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
  UC422970  Oenothera F. M. Reed 1903-10-2 264 Riverside 547 Chicago Ave. Riverside Comment
  UCR23216  Oenothera californica Wendy Smith 1981-5-23 41 Riverside Peninsular Range; San Jacinto Mtns./Santa Rosa Mtns., Garner Valley. Off Hwy 74, at the entrance to Indian Rock Ranch, 28.1 mi south of its jct with Hwy 111 in Palm Desert 1707 Comment
  JOTR29247  Oenothera californica subsp. californica La Doux, Tasha 2005-8-17 1528 Riverside Joshua Tree National Park. Queen Valley, at intersection of Park Blvd. and O'Dell Rd. 1338 Comment
  UCR249665  Oenothera deltoides T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7302 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
  POM301775  Oligomeris linifolia J. Cole 1942-5-19 962 Riverside Ruby Lee Mine, Joshua Tree National Monument. 915 Comment
  UCD116473  Oligomeris linifolia A. H. Frederick 1928-3-1 s.n. Riverside Palm Springs. Comment
  UCR26903  Oncosiphon piluliferum Polly Schiffman 1981-5-19 021 Riverside Lake Perris State Recreation Area, Moreno Beach Road, 1.75 mile south from northern entrance gate 488 Comment
  UCR281199  Oncosiphon piluliferum Michael D. Wilcox 2017-4-18 s.n. Riverside Sonoran (Colorado) Desert, 1 mile long segment of Palm Canyon Wash, centered on Hwy 111 crossing, city of Palm Springs 165 Comment
  UC718132  Opuntia X occidentalis C. B. Wolf and P. C. Everett 1938-9-29 9462 Riverside 9 mi from Temecula (on road to Aguanga); Fork of Temecula Wash 335 Comment
  UCR178139  Opuntia basilaris Tracy Tennant 1998-4-30 MOR- 069 Riverside San Bernardino Mtns., Morongo Indian Reservation, hills west of the mouth of Potrero Canyon, 0.2 mi. NE of hill 3030 854 Comment
  UCR178533  Opuntia basilaris R. G. Swinney 1967-5-26 144 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  POM274045  Opuntia basilaris var. basilaris Lyman Benson 1933-3-31 4153 Riverside US 66 [actually US 60], 10 mi E of Banning. 457 Comment
  UCR41420  Opuntia erinacea A. C. Sanders 1984-4-21 5020 Riverside San Jacinto Mtns., Pinyon Flats, rocky S facing slope south of Hwy 74 and west of the dolomite mine 1220 Comment
  POM274016  Opuntia parryi Lyman Benson 1933-3-31 4147 Riverside San Bernardino Mt. Range. US 66 [actually US 60], Beaumont. 457 Comment
  POM314675  Opuntia phaeacantha J. W. Toumey 1916-9-25 s.n. Riverside Near Riverside. Comment
  RSA87939  Opuntia phaeacantha Verne Grant 1954-6-10 19655 Riverside Northwest of Santa Rosa Mountains. 1372 Comment
  SEINET2449323  Opuntia phaeacantha S. White, et al. 1996-7-2 4267 Riverside San Jacinto / Santa Rosa Mtns., Pinyon Flat Area: N of Hwy 74, ca 10 road miles E of jct. w/Hwy 371.; 0 1250 Comment
  POM274075  Opuntia ramosissima Lyman Benson 1933-3-31 4187 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  CLARK-A1528-78  Orcuttia californica Ruth Cooper 1941-6-8 76 K Riverside Menifee Valley Comment
  RSA234032  Orcuttia californica R. F. Thorne, E. Lathrop, et al. 1969-5-19 37971 Riverside Santa Rosa Plateau: Rancho Caifornia, Mesa de Colorado 625 Comment
  UC218069  Orcuttia californica P. A. Munz and I. M. Johnston 1922-5-19 5375 Riverside Menifee Valley 426 Comment
  CAS-BOT-BC355579  Oreostemma alpigenum var. andersonii S. B. Parish; W. F. Parish 1881-8-1 958 Riverside Tockwich [Tahquitz], San Jacinto Mts. Comment
  SDSU580  Orobanche H. Wedberg 1962-4-20 920 Riverside Dead Indian Canyon (at foot of Palms to Pines Hwy), about balf-way from Palms to Pines Hwy to the Oasis. 152 Comment
  UCR241503  Orobanche cooperi A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40632 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR9019  Orobanche cooperi K. K. Muller 1967-3-20 1383 Riverside Sonoran (Colorado) Desert, 17.5 mi north of Desert Center on road to Rice Comment
  UC64334  Orobanche fasciculata H. M. Hall 1901-7 2599 Riverside San Jacinto Mountains, Tamarack Valley. Comment
  UCR240643  Orobanche fasciculata Tracy Tennant, Mitch Provance 1998-6-16 MOR- 431 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  POM184267  Orthocarpus purpurascens var. pallidus Philip A. Munz 1932-3-24 12016 Riverside Corona 366 Comment
  SD137857  Osmadenia tenella Darin L. Banks, Steve Boyd 1995-5-9 344 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, the Dorland Mountain area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 730 Comment
  UCR137708  Oxalis pes-caprae D. L. Banks 1997-3-29 1555 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  RSA279603  Oxytheca caryophylloides James L. Reveal, Barbara J. Etter 1976-6-30 4527 Riverside San Jacinto Mts along Highway 243 at the turnoff to Black Mountain north of Idyllwild 1616 Comment
  RSA753478  Oxytheca emarginata Scott D. White, Justin M. Wood 2009-5-21 12869 Riverside San Jacinto Mountains: Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  SEINET4153050 Image available Oxytheca trilobata Susan G. Stokes 1934-7-1 312 Riverside San Jacinto Mt. 1219 Comment
  POM202645  Paeonia californica Marcus E. Jones 1933-4-5 s.n. Riverside Hemet. Comment
  UC718284  Paeonia californica Carl B. Wolf 1936-6-17 7955 Riverside Tenaja Road Santa Ana Mts. (1.4 mi off Ortega Highway, on road to La Cienaga) 609 Comment
  CAS-BOT-BC327932  Palafoxia arida Walter Knight; Irja Knight 1968-11-17 2585 Riverside 2.8 mi N of junction of Bradshaw Stage Road and Imperial Gas Line Road. Access from Indio-Blythe Hwy via Red Cloud Road. Comment
  CDA14250  Palafoxia arida G. F. Hrusa, J. A. Hart 1993-4-4 10597 Riverside Cholla Garden, Joshua Tree N.M. Comment
  RSA747720  Palafoxia arida Justin M. Wood 2009-3-26 403 Riverside Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  UCR102716  Palafoxia arida B. G. Pitzer 1998-1-24 3402 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  JEPS26054  Palafoxia arida var. arida Spencer W. Brown and U. Nur 1960-2-6 Riverside 4 mi E of Beaumont on Hwy 99 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
  CAS-BOT-BC540738  Panicum dichotomiflorum subsp. dichotomiflorum Sarah J. De Groot; Amy Rouillard 2015-9-15 7568 B Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  CLARK-A1528-4784  Panicum hirticaule John C. Roos 1965-9-5 Riverside Comment
  UCR14420  Panicum miliaceum A. C. Sanders 1974-7-25 938 Riverside Riverside, corner of Chicago and Pennsylvania 296 Comment
  UC373141  Panicum urvilleanum Marcus E. Jones, A. M. 1903-5-11 Riverside Whitewater 304 Comment
  CLARK-A1528-4392  Parietaria floridana John C. Roos 1959-3-19 5401 Riverside Box Springs Mountains 396 Comment
  RSA0126638  Parietaria hespera Duncan S. Bell 2016-3-4 8799 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
  RSA509725  Parietaria hespera var. californica Ed LaRue 1989-4-12 s.n. Riverside Midway between Mead Valley and March Air Force Base. 518 Comment
  RSA192081  Paspalum dilatatum E. W. Lathrop 1965-9-22 6022 Riverside 8 miles west of Murrieta. Comment
  RSA561416  Paspalum dilatatum Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-9-9 7677 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
  UCR119804  Paspalum distichum A. C. Sanders, Mitch Provance 1999-9-26 23090 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  RSA793265  Pectis papposa Aaron C. Sedgwick, Joella Simons Adkins 2012-10-24 150 Riverside On Wiley's Well Rd. ~2.5 mi. south of the Bradshaw Trail intersection, in a large wash 100 ft. to the west of the road. 213 Comment
  RSA0107903  Pectocarya heterocarpa Duncan S. Bell, Thomas Stoughton 2010-3-19 578 Riverside West side of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2.5 air miles west of Priest Well. 418 Comment
  SEINET3196396 Image available Pectocarya heterocarpa Andrew C. Sanders 2010-3-22 37516 Riverside Sonoran (Colorado) Desert; Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  RSA0135569  Pectocarya heterocarpa G. Rink 2013-3-20 11893 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  UCR174125  Pectocarya linearis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32632 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., vicinity of peak 2279 695 Comment
  POM368765  Pectocarya linearis subsp. ferocula P. A. Munz, R. D. Harwood 1920-2-28 3237 Riverside 2 mi. southeast of Corona 274 Comment
  RSA791728  Pectocarya linearis subsp. ferocula R. F. Thorne 1995-3-29 63021 Riverside White Water Canyon 600 Comment
  CLARK-A1528-2251  Pectocarya penicillata John C. Roos 1966-4-5 Riverside Winchester Comment
  RSA673717  Pectocarya penicillata Scott D. White, W. LaHaye 2000-5-27 7925 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  SBBG81516  Pectocarya platycarpa S. A. Junak 1983-3-23 1627 A Riverside E side of Jefferson Rd opposite entrance to Cahuilla Lake County Park, S of Indio Comment
  SEINET9300461  Pectocarya platycarpa Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  UCR216116  Pectocarya platycarpa Jim Andre, T. La Doux 2009-2-25 10815 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  RSA777632  Pectocarya recurvata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 769 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  SD124730  Pectocarya recurvata A. C. Sanders, Pitzer, Charlton, and Kniffen 1986-3-3 6122 Riverside Corn Spring, Chuckwalla Mountains. 490 Comment
  UCR41526  Pectocarya recurvata A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6020 Riverside Chuckwalla Valley, 1 mi west of Hayfield Lake, 2 mi SW of the pumping station on a small cutoff road from Hayfield Rd to the dirt road to the Colorado River Aqueduct 427 Comment
  SD234418  Pelargonium denticulatum T. B. Salvato 2007-10-10 3068 Riverside Upper Santa Ana River Basin/San Bernardino Valley: Riverside, residence at 1009 Bascomb Drive (Riverside East 7.5' Q) 305 Comment
  SEINET9628401 Image available Pellaea andromedifolia E. K. Balls, P. C. Everett 1957-11-13 22796 Riverside Snow Creek, n. base, San Jacinto Mts. Comment
  UCD137698  Pellaea mucronata Lewis S. Rose 1966-12-14 66107 Riverside Chino Canyon, 3 mi. W. of Palm Springs Desert. 670 Comment
  SD229047  Pennisetum setaceum Dick Schwenkmeyer 2012-5-22 711 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  UCR82882  Pennisetum setaceum A. C. Sanders, P. J. MacKay 1994-10-23 15848 Riverside San Bernardino Mtns/Colorado Desert, Whitewater River Canyon, between the trout hatchery and Bonnie Bell 671 Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  RSA650289  Penstemon centranthifolius G. Foster 1961-5-12 121 Riverside Highway to Idyllwild, Beaumont side. Comment
Read comments
Feb 18 2013
  UCR169859  Penstemon centranthifolius T. B. Salvato, John F. Green 2004-5-27 586 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
  RSA97013  Penstemon centranthifolius R. M. Straw 1953-6-4 429 Riverside 0.5 mi. west of Santa Rosa Mountain Truck Trail on Palms to Pines Hwy. Comment
  SBBG119450  Penstemon clevelandii M. Provance, K. Knudsen, P. Wester 2004-5-8 9020 Riverside ca. 0.05 mi S on Santa Rosa Mtn Rd from St Hwy 74 1402 Comment
  JEPS3819  Penstemon clevelandii var. connatus Marjorie D. Clary 1934-4-23 Riverside Vandeventer Flats Santa Rosa Mts., Vandeventer Flats 1219 Comment
  RSA192105  Penstemon heterophyllus var. australis E. W. Lathrop 1965-5-30 5776 Riverside 6 miles W of Murrieta. Comment
  RSA20208  Penstemon spectabilis Carl B. Wolf 1938-6-11 9417 Riverside Palms to Pines highway, 1.5 mi. W of junction to Anza 1220 Comment
  UCSB18235  Penstemon spectabilis Matchett, Will 1964-5-16 Riverside 4.7 miles south of Interstate Highway 10 on Banning-Idelwild Road, San Jacinto Mountains 1158 Comment
  UCR110980  Penstemon spectabilis var. spectabilis George K. Helmkamp 1998-6-27 4085 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
  UC35609  Pentachaeta aurea H. M. Hall May 20 1899-May 22 1899 1136 Riverside Johnson's Ranch San Jacinto Mountains 1524 Comment
  SD9358  Pentagramma glanduloviscida Daniel Cleveland 1878-1 Riverside Temecula Comment
Read comments
Mar 27 2011
  HSC3889  Peritoma arborea var. angustata R. K. Brennan 1966-4-9 50 Riverside Yucca mesa, 5 mi. NW of Joshua Tree National Monument 762 Comment
Read comments
May 5 2014
  CAS-BOT-BC73727  Peritoma arborea var. arborea N. Aitkenhead 1977-2-2 2215 Riverside ~1 mi. from junction of J.T. More Rd. & pipeline. Comment
  CAS-BOT-BC355995  Perityle emoryi Geo. B. Grant 1906-4-20 6784 Riverside Palm Springs Comment
  POM289407  Perityle emoryi Lyman Benson 1933-3-31 4167 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA471854  Perityle emoryi Robert Gustafson, Gary D. Wallace 1982-5-19 2564 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  RSA727863  Perityle emoryi Naomi Fraga, Lisa Rojas 2005-2-10 1360 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  SD224864  Perityle emoryi G. K. Helmkamp 1998-2-5 2648 Riverside Palm Springs, 1.1 mi. W of CA Hwy 111 on Tramway Rd. 334 Comment
  SEINET3127005 Image available Perityle emoryi A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37477 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q) 204 Comment
  CAS-BOT-BC167766  Petalonyx thurberi W. R. Dudley 1903-12-30 s.n. Riverside Two miles below Thousand Palms Comment
  UCD117310  Petalonyx thurberi Geoffrey Levin 1975-12-7 661 Riverside Painted Canyon, about 9 miles northeast of Mecca. 76 Comment
  LA49854  Petalonyx thurberi subsp. thurberi Victor Duran; 1933-7-3 3500 Riverside Coachella Valley, Deep Canyon 243 Comment
  SBBG29407  Petalonyx thurberi subsp. thurberi D. Myrick 1968-3-4 1802 Riverside Desert Hot Springs 304 Comment
  SFV17212  Petalonyx thurberi subsp. thurberi J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  CAS-BOT-BC326767  Peucephyllum schottii H. M. Hall 1905-4-1 5849 Riverside Near Dos Palmas, Colorado Desert Comment
  JOTR29450  Peucephyllum schottii La Doux, Tasha, Mike Bell 2006-3-8 1348 Riverside Joshua Tree National Park. Eagle Mountains, south of Hayfield Spring 548 Comment
  UC1546692  Peucephyllum schottii Barry A. Prigge 1988-2-21 7848 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  POM311268  Phacelia ambigua Shirley See 1958-3-30 206 Riverside South entrance to Joshua Tree National Monument. 610 Comment
  RSA697778  Phacelia ambigua J. R. Bruff 1927-3-13 22 Riverside Thousand Palms Comment
  RSA79154  Phacelia ambigua P. A. Munz, Percy C. Everett 1952-5-2 16250 Riverside 2 miles west of Desert Hot Springs. 183 Comment
  UCR224439  Phacelia ambigua var. minutiflora Dave Silverman 2010-3-30 8062 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 183 Comment
  CAS-BOT-BC133963  Phacelia campanularia Ynez Whilton Winblad 1937-3-18 s.n. Riverside Near Cabezon Comment
  RSA0018546  Phacelia campanularia Joan Stewart 2004-4-24 s.n. Riverside Lost Horse Campground, JTNP [Joshua Tree National Park] Comment
  RSA0123291  Phacelia campanularia subsp. vasiformis Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 9005 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
  RSA79157  Phacelia campanularia subsp. vasiformis P. A. Munz, P. C. Everett 1952-5-2 16247 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  JOTR35064  Phacelia crenulata var. crenulata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3516 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  RSA0094788  Phacelia crenulata var. minutiflora Duncan S. Bell, Andrew Chambers, Jacob B. Landis, Evan Meyer, Billy Sale 2015-4-2 7936 Riverside San Gorgonio Pass area, between Cabazon and Whitewater, just south of Interstate 10, where the Pacific Crest Trail passes under the freeway. 397 Comment
  UC1518622  Phacelia cryptantha Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55464 Riverside side canyon on w side Whitewater Canyon (ca 3.3 mi n of Whitewater Post Office) 594 Comment
  CLARK-A1528-559  Phacelia distans C. M. Flanagan 1973-4-26 OO 307 Riverside Morongo Indian Reservation 914 Comment
  RSA426072  Phacelia distans E. A. McGregor 1966-3-21 s.n. Riverside Coachella Valley, San Diego County. [Riverside Co] Comment
Read comments
Mar 4 2009
  RSA426214  Phacelia distans M. B. Dunkle 1933-3-5 3076 Riverside Colorado Desert, Palm Springs. 91 Comment
Read comments
Nov 3 2011
  RSA428221  Phacelia distans H. de Forest 1929-3-16 14648 Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  UCR101583  Phacelia distans Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  CLARK-A1528-560  Phacelia fremontii Ellen Predmore 1971-5-3 Riverside 457 Comment
  SD119892  Phacelia fremontii Louis B. Ziegler 1969-4-3 339 Riverside Pinyon Flats; San Jacinto Mountains. Comment
Read comments
Nov 27 2012
  UC663064  Phacelia fremontii James E. Cole 1941-5-2 673 Riverside Lost Horse Valley Joshua Tree National Monument 1310 Comment
  HSC86135  Phacelia imbricata subsp. patula B. Freeman, David Hagstrum 1969-6-28 69062811 Riverside San Jacinto Mtns., University of California James Reserve, bank overlooking Indian Creek Comment
  CSUSB146  Phacelia minor Barry Glaser 1964-3-9 640903 10 Riverside Edwards Canyon in Elsinore Mountains. 20 yards from road. 914 Comment
  HSC78991  Phacelia minor K. Berg 1981-5-1 353 Riverside San Jacinto Mtns. along Banning-Idyllwild Hwy. (243) below Mt. Eden Comment
  UC455955  Phacelia minor I. J. Condit 1910-6-24 Riverside road to Strawberry Valley San Jacinto Mts. 914 Comment
  UCR97446  Phacelia minor A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19866 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  VVC277  Phacelia minor A. C. Sanders 1997-5-4 20655 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  POM97121  Phacelia minor P. A. Munz 1925-5-20 9820 Riverside 2 miles W of Dripping Spring. 427 Comment
  UCR41743  Phacelia minutiflora A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6068 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 1/2 mi. west of Graham Pass Rd., on powerline road 1/2 mi. south of old Hwy 60 (Chuckwalla Road) 134 Comment
  GMDRC9803  Phacelia neglecta J. M. Andre 2017-3-1 38019 Riverside Chuckwalla Bench: along Red Cloud Rd, 2.5 mi. SSE of junction Interstate 10, between Orocopia and Chuckwalla Mtns 473 Comment
  RSA517935  Phacelia rotundifolia Steve Boyd, Orlando Mistretta 1986-3-13 1413 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  UCR167933  Phalaris paradoxa T. B. Salvato, Gregg Miller 2005-6-3 1361 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  SBBG59522  Phleum alpinum R. Hoffmann 1929-9-6 Riverside Tahquitz Valley Comment
  UCR2662  Phleum pratense F. M. Reed 1906-7-1 1118 Riverside Riverside, in lawns 366 Comment
  JOTR32532A  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
  SBBG35147  Pholistoma membranaceum T. L. Secrest 1948-4-7 Riverside above Whitewater 304 Comment
  JOTR29444  Phoradendron californicum La Doux, Tasha, Mike Bell 2006-3-8 1342 Riverside Joshua Tree National Park. Hayfield spring Comment
  JOTR35924  Phoradendron californicum De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6872 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 905 Comment
  POM14077  Phoradendron californicum Philip A. Munz, D. D. Keck 1922-4-14 4992 Riverside Indian Wells 107 Comment
  RSA640171  Phoradendron californicum Louis C. Wheeler 1964-10-17 8641 Riverside North side of Orocopic Mountains: South of Hayfield Reservoir. Comment
  UCR226494  Phoradendron californicum Jim Andre 2011-2-18 15823 Riverside Coachella Valley, north end of valley at base of Morong Canyon, 0.5 mi north of indian Canyon Road, 1 mi west of Hwy 62 473 Comment
  RSA356997  Phoradendron libocedri Robert F. Thorne, Percy C. Everett 1966-10-18 41856 Riverside Santa Rosa Mountains. Comment
  SEINET269096  Phoradendron libocedri G. Helmkamp, L. Helmkamp 1995-11-16 2 -2 Riverside San Jacinto Mtns. Lake Fulmor at Hwy 243. 1620 Comment
  UCR165848  Phoradendron macrophyllum T. B. Salvato, John F. Green 2004-5-27 636 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
  CSUSB307  Phoradendron tomentosum Dick Bernier 1966-5-7 Riverside Found on a Juniper in a small Juniper woodland along 395, 4 miles from Temecula 365 Comment
  RSA24221  Phragmites australis C. B. Wolf 1941-1-2 9813 Riverside East side of Salton Sea, half way between Date Palm Beach and Salton Sea -70 Comment
  UCR200324  Phragmites australis Steve Boyd 2007-4-20 11721 Riverside Peninsular Ranges: Perris-Aguanga Basin, southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of 'Walsh Canyon,' c. 0.5 mi from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia adzedarach and across from driveway leading to 26875 Walsh Road 549 Comment
  UCSB71043  Phragmites australis Lambert, Adam 2007-2-19 Riverside Thousand Palms Canyon. Thousand Palms Canyon Road Comment
  RSA91917  Phragmites australis F. W. Peirson 1924-12-30 5407 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  RSA480023  Physalis crassifolia Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2152 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  POM49151  Physalis philadelphica Stephen Grout s.n. Riverside Riverside, W of house near tannery, Rubidoux. Comment
Read comments
Jun 9 2012
  RSA667128  Picris echioides A. C. Sanders 2000-11-15 23725 Riverside Moreno Valley, east side of Ellsworth St. between Cactus Ave. and Allesandro Blvd., near 14400 Ellsworth 476 Comment
  SD136361  Pinus flexilis Carl B. Wolf 1932-8-5 Riverside slopes of San Jacinto Peak, along trail above Round Valley 2925 Comment
  UC1543055  Pinus monophylla Donald G. Nelson 1936-5-22 339 Riverside near base Santa Rosa Mountains (on trail down to stream in Palm Springs Canyon, along trail to Palm Canyon from Ribbon Wood Camp); Ribbon Wood Camp, Pines to Palms Highway Comment
  UCSB9245  Pinus monophylla Wilson, Richard 1958-5-18 Riverside At pinon Flats on State highway 74 Comment
  LA6157  Pinus quadrifolia Torn A. Barnerd; 1928-12-2 sn Riverside Santa Rosa Mountains, Vandeventer Flat Comment
  SJSU1297  Pinus quadrifolia M. L. Seibert 1952-9-6 Riverside near State Hwy 74 c. 12 mi E of Anza in Santa Rosa Indian Reservation Comment
  UCSB143  Pinus quadrifolia White, Arthur 1960-5-15 Riverside 75 yds. n. of road to Anza, 0.4 mi. w. of its junction with Hwy. 74 Comment
  SEINET5462051 Image available Pinus quadrifolia Richard Carter 1984-12-25 3865 Riverside 1.5 mi. NE of Anza on Hwy. 371. Elev. 4500'. 1371 Comment
  UCR12624  Pityrogramma triangularis K. H. Fisher 1968-5-14 3 Riverside Santa Ana Mtns., Santa Rosa Plateau, near De Luz & Saxman Grade Rd where De Luz Creek crosses road c. 8 mi SW of Saxman Grade stone marker 152 Comment
  UCR120797  Plagiobothrys acanthocarpus Ian G. Gillespie 2000-4-26 26 Riverside Perris-Aguanga Basin, S side of Paloma Valley. Hilltop at S end of Lindenberger Road, SW of the intersection of Scott Road and Briggs Road 473 Comment
  SBBG100815  Plagiobothrys arizonicus W. L. Halvorson 1977-3-13 77 -178 Riverside near Temecula Comment
  RSA507506  Plagiobothrys canescens Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
Read comments
Mar 20 2011
  UCR112003  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2000-5-25 23422 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR116667  Plagiobothrys canescens A. C. Sanders, Carolyn Washburn 2001-5-10 24231 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR241778  Plagiobothrys canescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40731 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  UCR135807  Plagiobothrys collinus A. C. Sanders, Guy Bruyea 2004-4-2 27440 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  UCR214859  Plagiobothrys collinus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37677 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  UCR228257  Plagiobothrys collinus A. C. Sanders, T. B. Salvato 2011-4-1 38928 Riverside Peninsular Range, Lake Elsinore, near intersection of Pierce St., Baker St., and Nichols Rd., flats at south side of Alberhill Mtn. 389 Comment
  LA210033  Plagiobothrys collinus var. californicus Ivan M. Johnston; 1920-5-8 Riverside Jurupa Mountains Comment
  RSA741117  Plagiobothrys collinus var. ursinus Scott D. White, Justin M. Wood 2008-6-18 12243 Riverside Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  SEINET4568272 Image available Plagiobothrys jonesii Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4597 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UC219099  Plagiobothrys leptocladus P. A. Munz and I. M. Johnston 1922-5-19 5369 Riverside Menifee Valley Comment
  UCR96860  Plagiobothrys leptocladus Scott D. White 1993-4-25 1271 Riverside Peninsular Range; Perris-Aguanga Basin Region, Vernal Pool ('Bramlet's') on California Ave. between intersection of Stetson and RR crossing 450 Comment
  SEINET7073470  Plagiobothrys tenellus 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
  CHSC8393  Plantago Edward L. Smith 1958-3-22 410 Riverside Located in sand dunes 3 mi. s of Rice. Santa Maria Mts. 335 Comment
  UCR22077  Plantago erecta Steve Boyd 1980-5-3 174 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  CLARK-A1528-3426  Plantago insularis John C. Roos 1949-3-26 4123 Riverside Indio Comment
  HSC80287  Plantago lanceolata Steve Boyd 1985-7-23 1000 Riverside 5 mi. W of Rancho California at the junction of Rancho California Rd. & De Luz Rd. 427 Comment
  SDSU14095  Plantago lanceolata Jonathan S. Austin, Michael G. Simpson 2002-4-20 19 Riverside Near parking area off Tornado road adjacent to riparian area north of Santa Margarita river,growing on slight mound of soil about two feet high. Santa Margarita Ecological Reserve. 229 Comment
  OBI33514  Plantago major Becky Brooks 1973-5-26 Riverside Corona, E side of third irrigation pond app 250 yds N Ontario hwy and 100 yds E of Compton Ave- found along bank Comment
  RSA741085  Plantago major Justin M. Wood 2008-11-17 226 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR1586  Plantago major R. L. Needham 1962-5-15 10065 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, Camp Evans [below Fairmont Park], Boy Scouts of America. 244 Comment
  RSA0013276  Plantago ovata April Garbat, Sarah J. De Groot 2013-4-9 40 Riverside Along Graham Pass Rd near intersection with Chuckwalla Valley Rd 130 Comment
  POM98784  Plantago ovata var. fastigiata P. A. Munz 1926-1-31 9969 Riverside Palm Springs. [Dos Palmas Spring] Comment
Read comments
May 30 2011
  RSA772005  Platanus racemosa Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4967 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  SBBG97299  Platanus racemosa W. L. Halvorson 1977-4-1 77 -215 Riverside 5 mi S of Temecula on Hwy S16 Comment
  JOTR31183  Platystemon californicus La Doux, Tasha, G. Clifton 2009-5-14 1980 Riverside Joshua Tree National Park. (Stop 1)Little San Bernardino Mountains, Upper Covington Flats, west of trail head 1474 Comment
  RSA674593  Platystemon californicus Scott D. White 2000-5-5 7772 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  RSA779810  Pleuraphis rigida Duncan S. Bell 2009-3-9 99 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  UC519841  Pleuraphis rigida N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  CAS-BOT-BC326644  Pleurocoronis pluriseta Carl B. Wolf 1932-4-27 3045 Riverside 1 mile off Mecca - Blythe Road, lower end of Lost Palms Canyon at 1st rocky hills, Colorado Desert 243 Comment
  CAS-BOT-BC226798  Pluchea sericea A. C. Sanders; T. B. Salvato 2012-4-27 40092 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy/I-15 and Indian Truck Trail, 265 m NW of El Hermano Rd. 310 Comment
  SEINET10886873  Pluchea sericea Greg Gust, Leith Nye 2005-3-10 Gust 534 Riverside City limits of Lake Elsinore on River Bank just off of Auto Center Dr, N of junction with Diamond Dr. 400 Comment
  UCR111600  Pluchea sericea Mitch Provance 1998-4-8 1775 Riverside City of Riverside, Arroyo Tequesquite, NE side of proposed 'Andulka Park' just west of the corner of Chicago and Central Avs. 305 Comment
  SD137945  Poa annua Darin L. Banks 1995-5-3 257 Riverside Cleveland National Firest, 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
  UCR182096  Poa infirma Tom Chester 2005-4-7 562 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: 0.15 miles (0.25 km) southwest from Santa Rosa Ranch along Adobe Loop Trail at north base of Mesa de Colorado 561 Comment
  CAS-BOT-BC247395  Poa pratensis F. A. Blake 1901-6-2 s.n. Riverside Reyneta Comment
  RSA741061  Poa pratensis Scott D. White, Justin M. Wood 2008-6-5 12068 Riverside Quinn Flat Meadow. 1372 Comment
  UCR133112  Poa pratensis 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
  UCR164301  Poa pratensis S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  RSA773170  Poa secunda Duncan S. Bell, Valentin Arvizu 2010-5-24 1109 Riverside San Bernardino National Forest: Garner Valley, approximately 3.4 air miles southeast of junction of forest service road 6S04 and forest service road 6S13., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1385 Comment
  CAS-BOT-BC428030  Poaceae L. Nye; G. Gust 2005-3-11 58 Riverside Lake Elsinore. Intersection of Diamond Circle and Malaga Rd. Off Mission Trail Rd. 399 Comment
  RSA180378  Polygala cornuta var. fishiae E. W. Lathrop 1960-6-7 4890 Riverside 14 miles west of Murrieta, Redonda Mesa. Comment
Read comments
Apr 28 2011
  UCR101189  Polygonum ramosissimum L. C. Wheeler 1955-6-10 7152 Riverside Sonoran (Colorado) Desert, 3.5 miles NNE of Palo Verde; Avenue 32 and Rannells Blvd Comment
  RSA583360  Polypodium californicum Steve Boyd, Darin Banks 1995-4-5 8419 B Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  UCSB62761  Polypodium californicum Kiefer, Lawrence 1963-11-3 Riverside Reche Canyon (S of Loma Linda), W side of canyon, N running ravine just inside county line 426 Comment
  SEINET7048052  Polypogon australis Steven R. Hill 2001-4-29 33527 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  SBBG94638  Polypogon monspeliensis S. D. White 1990-9-25 Riverside Santa Rosa Plateau, ca. 5 airline mi SW of Temecula; T8S, R 3W on line between S 22 and 27 374 Comment
  SEINET3130262  Polypogon monspeliensis W. B. Crockatt sn Riverside Prado 91 Comment
  UCR155828  Polypogon monspeliensis John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR199630  Polypogon monspeliensis Scott D. White 2004-4-26 10252 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR96862  Polypogon monspeliensis Scott D. White 1993-4-30 1316 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  RSA334992  Polypogon viridis Steve Boyd 1985-7-23 1019 Riverside De Luz Road, 8.0 miles W of Rancho California. Sandia Creek. 305 Comment
  IRVC167  Polystichum imbricans subsp. curtum Charley Ford 1965-4-20 HS 560 Riverside Ortega Highway [74]. Santa Ana Mountains Comment
  RSA11  Polystichum imbricans subsp. curtum J. T. Howell 1927-8-2 571 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  UCR84215  Populus fremontii A. C. Sanders, M. Jacobsmyer, C. L. Sanders 1995-2-5 15905 Riverside Western Colorado Desert/ San Bernardino Mtns., Whitewater Canyon, between Bonnie Bell & the fish hatchery 550 Comment
  CAS-BOT-BC356170  Porophyllum gracile A. J. McC. 1892-4-1 109 Riverside Elsinore Comment
  RSA494350  Porophyllum gracile Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  UCR121171  Porophyllum gracile D. E. Bramlet 1989-5-20 1877 Riverside Bachelor Mtn., S-facing slope of mountain, 1,500 ft. (0.28 mi.) north of Lake Skinner and 3,000 ft. (~0.5 mi.) E [NE] of the Dam. 537 Comment
  UCR110406  Portulaca oleracea A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23175 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR277755  Potamogeton Mitch Provance 2011-7-29 17037 Riverside Santa Ana River Valley, Santa Ana River Wash, area between Market St. and the 60 Freeway 244 Comment
  RSA5231  Potentilla glandulosa subsp. nevadensis Carl B. Wolf 1932-8-5 s.n. Riverside Trail from Tahquitz Valley to San Jacinto Peak, San Jacinto Mountains. 2744 Comment
  RSA784141  Potentilla gracilis var. elmeri J. D. Olmsted 1959-6-23 668 Riverside Saunder's Meadow - near Idyllwild. M. Fk. San Jacinto. 1646 Comment
  UC454979  Potentilla gracilis var. elmeri I. J. Condit 1910-6-21 Riverside Strawberry Valley , Strawberry Valley (San Jacinto Mts.) 1676 Comment
  UC1746640  Potentilla norvegica T. Schram and D. Wappler 1994-7-14 Riverside Lake Hemet San Jacinto Mountains Comment
  CAS-BOT-BC144849  Potentilla rimicola Ralph Hoffman 1929-9-6 s.n. Riverside San Jacinto Mt. 2438 Comment
  NY436457  Potentilla wheeleri var. rimicola P. A. Munz 1924-7-27 8764 Riverside Dark Canyon, San Jacinto Mts. 2407.9 Comment
  CAS-BOT-BC356219  Prenanthella exigua Roxana S. Ferris 1939-3-29 9716 Riverside Spur of the Eagle Mountains six to eight miles south of east portal of Eagle Mountains Tunnel on Desert Center-Rice road Comment
  JOTR34235  Prenanthella exigua Harding, Mitzi 2010-6-3 37 Riverside Joshua Tree National Park. bajada west of Eagle Mountain, approx. 1 mi NE of Cottonwood Visitor Center, approx. 1/2 mi. east of Rte. 11 975 Comment
  UCR101278  Prosopis glandulosa L. C. Wheeler 1961-10-8 7933 Riverside Peninsular Range, Temescal Canyon at Dawson Canyon Fire Road. Comment
  UCSB50077  Prosopis glandulosa var. torreyana Millett, Barbara 1980-5-18 Riverside Com Springs Wash, off Corn Springs Road 7 miles southwest of its juction with Chuckwalla Road, Chuckwalla Mts. 457 Comment
  CAS-BOT-BC216519  Prosopis pubescens Annetta Carter 1938-7-16 1430 Riverside 3 miles E of Blythe, Palo Verde Valley 76 Comment
  LA47425  Prosopis pubescens W. B. Welch; 1928-5-5 3454 Riverside Painted Canyon Comment
  UC629761  Prosopis pubescens Annetta Carter 1938-7-16 1430 Riverside 3 mi e Blythe; Palo Verde Valley 76 Comment
  LA31365  Prunus fasciculata Jane Turner; Barbara Eliteul, Virginia Sipholn 1959-3-21 C 176 Riverside Morongo Wash Comment
  UC218101  Prunus fasciculata A. Gilman 1922-4-10 Riverside Morongo Pass Comment
  SD73396  Prunus fremontii Nancy Ryan Zabriskie, Walter Zabriskie 1969-4-2 180 Riverside Upper slopes northwest of end of Andreas Canyon Club Road 487 Comment
  SEINET3077290 Image available Prunus fremontii John Adams 1966-2-3 385 Riverside San Jacinto Mountains, 3 mi elow Pinyon Flats. 1067 Comment
Read comments
Aug 3 2013
  UC729658  Prunus ilicifolia Carl B. Wolf 1932-5-25 3666 Riverside Snow Creek Canyon, just above fish hatchery, n base of San Jacinto Mountains Snow Creek Canyon; San Jacinto Mountains, Snow Creek Canyon 670 Comment
  RSA802422  Prunus virginiana Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5017 Riverside Strawberry Creek to the southwest of Strawberry Valley, about 2.4 air miles southwest of Idyllwild. 1534 Comment
  RSA472312  Psathyrotes ramosissima H. S. Gentry 1936-1 2173 Riverside West side of Colorado Desert. -30 Comment
  RSA472320  Psathyrotes ramosissima J. W. Jamie 1906-4-1 1456 Riverside Mecca Comment
Read comments
Nov 30 2009
  UC64807  Psathyrotes ramosissima E. E. Schellenger 1904-10-15 40 Riverside between Whitewater and Palm Springs Desert Comment
  POM358760  Pseudognaphalium biolettii Ora M. Clark 1929-2-24 1539 Riverside N slope of San Jacinto S of Cabazon Comment
Read comments
Nov 9 2011
  CLARK-A1045-174  Psilocarphus brevissimus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains along road; drying mud of vernal pools; Wildomar 7.5'Q Comment
  RSA393770  Psilocarphus brevissimus E. Dean 1929-5-5 8747 Riverside Near Elsinore Comment
  RSA500095  Psilocarphus brevissimus Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3215 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA545294  Psilocarphus brevissimus R. F. Thorne 1973-5-23 43843 Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  SBBG14292  Psorothamnus emoryi E. R. Blakley 1961-9-10 4707 Riverside 20 mi W of Blythe at wash crossing of US Hwy 60-70 106 Comment
  SEINET12162016  Psorothamnus emoryi C. W. Tilforth, Wisura, W. 1979-1 1907 Riverside S edge of Palm Desert along Hwy. 74, SE of Palm Springs 76 Comment
  CAS-BOT-BC340898  Psorothamnus schottii Mrs. G. Earle Kelly 1926-4-1 s.n. Riverside Palm Springs Comment
  POM46968  Psorothamnus schottii Mary F. Spencer 1918-4-11 758 Riverside Chino Canyon, Palm Springs 168 Comment
Read comments
Feb 18 2013
  UCD108371  Psorothamnus schottii Marian L. Vincent; Richard H. Swade 1963-10-19 467 Riverside On California State Hwy. 74 ca. 6 miles south of Palm Desert. Comment
  UCR59702  Psorothamnus schottii A. C. Sanders 1989-9-19 9506 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  RSA91438  Psorothamnus schottii F. W. Peirson 1921-4-13 566 Riverside Deep Canyon Wash, about 12 miles SE of Palm Springs. 152 Comment
  UCR18979  Psorothamnus spinosus John C. Roos 1965-6-23 s.n. Riverside Coachella Valley, N of Indio Comment
  UC63824  Pterospora andromedea H. M. Hall 1901-6 2467 Riverside Tauquitz Valley San Jacinto Mountains 2438 Comment
  CAS-BOT-BC421249  Pterostegia drymarioides Milo S. Baker 1928-4-3 2818 b Riverside Tahquitz Canon [Canyon] near Palm Sps. Comment
  RSA586318  Pterostegia drymarioides D. L. Banks, S. D. Boyd 1995-5-3 229 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
  SDSU13927  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
  UCR113133  Pterostegia drymarioides A. C. Sanders 1998-3-11 21679 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  UCR121301  Pterostegia drymarioides A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25010 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  UCR226055  Pterostegia drymarioides A. C. Sanders, Nathan Moorhatch 2011-3-22 38772 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, east of Hwy 74 and south of Ethanac Rd. 506 Comment
  RSA781946  Punica granatum A. C. Sanders 1997-5-1 20615 Riverside Lake Skinner area: Old house site at gated road junction into Shipley Reserve area, c. 1 km NE of Lake Skinner in mouth of Rawson Creek Canyon. 457 Comment
  UCR35157  Purshia glandulosa L. B. Ziegler 1969-4-21 352 Riverside San Jacinto Mtns., Pinyon Flats 1200 Comment
  JOTR32641  Purshia tridentata var. glandulosa La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2562 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Convergence of Lower Covington Flat and Smith Water Canyon (Stop 3) 1362 Comment
  SD257284  Quercus agrifolia Mitch Provance, Jeremiah George 2012-8-4 812 44 Riverside Western Riverside County: Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Portrero 751 Comment
  SDSU13481  Quercus agrifolia var. agrifolia Jeremy Mass, Ryan Jacobsen 2000-10-24 15 Riverside Growing throughout Stone Creek. Near Santa Margarita Ecological Reserve Southside Field Station. Open mixed herbs and shrubs. 222 Comment
  UCD45202  Quercus berberidifolia Steve Boyd 1987-11-23 2098 Riverside Mt. Russel, N. of Lake Perris, Moreno Valley. Elev. 2500 feet. 762 Comment
  UCR241939  Quercus berberidifolia A. C. Sanders, Timothy W. Chumley 2013-4-5 40776 Riverside Peninsular Range, Temescal Canyon, east of Glen Ivy near where Temescal Canyon Rd. passes under I-15 318 Comment
  UCR264648  Quercus berberidifolia Mitch Provance, Jeremiah George 2012-8-4 812- 35 Riverside Western Riverside County, Badlands south of Beaumont, Potrero Creek, E side of Highland Springs Ave., between Breckenridge and the entrance to Potrero 752 Comment
  UCD170551  Quercus chrysolepis D. O. Burge 2017-5-20 2279 Riverside San Jacinto Mountains, Lake Fulmore area, University of California James Reserve. 1640 Comment
  RSA772411  Quercus cornelius-mulleri Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4854 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  UCD45606  Quercus cornelius-mulleri K. R. Montgomery 1969-6-9 69 19 Riverside Wilson Valley, 18 miles south of Hemet, Riverside County, California. Elev. 3500'. 1066 Comment
  UCD45613  Quercus cornelius-mulleri W. L. Jepson 1914-5-1 6001 Riverside Canyon at Pinyon Well (in mts. N. of Indio). Mohave Desert. Comment
  UCD63677  Quercus cornelius-mulleri Daniel Sanchez-Mata; Salvador Rivas-Martinez 2008-6-6 s.n. Riverside Joshua Tree. Joshua Tree National Park. Ryan campground close to California Riding and Hiking Trail. 1430 Comment
  RSA768123  Quercus dumosa E. W. Lathrop 1969-6-5 7093 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  IRVC14033  Quercus dumosa L. T. McHarque 1965-8-24 s.n. Riverside Comment
Read comments
Jun 23 2013
  SEINET13953274 Image available Quercus dumosa Martha P. Creighton 1952-1 465 Riverside 12 mi. E. Hemet, sand and oaks 732 Comment
  CDA29916  Quercus engelmannii Mike Lahti 2009-10-2 PDR# 1501841 Riverside Southwest of Temecula. 0 Comment
  UCD46614  Quercus kelloggii Maunsell Van Rensselaer 1937-6-23 Riverside Idyllwild Inn, San Jacinto Mountains, Riverside County, California. Comment
  CAS-BOT-BC134752  Quercus wislizeni H. M. Hall 1898-4-23 3779 Riverside Lyttle Creek Canon [canyon] Comment
  UCD47608  Quercus wislizeni Louis B. Ziegler 1969-10-24 s.n. Riverside Near Kenworthy Ranger Station, Hemet Valley, San Jacinto Mts. 1417 Comment
  UCR123366  Quercus wislizeni Steve Boyd, D. E. Bramlet 1988-10-8 2868 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  RSA783426  Rafinesquia californica J. D. Olmsted 1959-5-1 526 Riverside Spring Trail on Beacon Pines Ranch, 9 miles SW of Corona. Santa Ana Mts. 770 Comment
  SD133167  Rafinesquia californica Scott White 1991-5-13 91 100 Riverside Hwy 79, immediately west of U.S. Forest Service Campground at Dripping Springs. 548 Comment
  UCR106423  Rafinesquia californica George K. Helmkamp, A. C. Sanders 1997-3-15 1486 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  UCR22074  Rafinesquia californica Steve Boyd 1980-4-27 135 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  SEINET10801149  Rafinesquia neomexicana Billy Joe Cox 1975-4-23 Cox 4114 Riverside Palo Verde, 1-3 km W, (ca. 32 mi. S of Blythe). 70 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
  RSA716819  Ranunculus californicus A. C. Sanders 2004-4-20 27558 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line. 640 Comment
  RSA680346  Rhamnus crocea Scott D. White 2001-3-27 8169 Riverside Badlands: Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  JEPS58761  Rhododendron occidentale W. L. Jepson 1903-8-6 2272 Riverside San Jacinto Mountain, Dark Canyon Dark Canyon; San Jacinto Mountain, Dark Canyon 1828 Comment
  POM48363  Rhododendron occidentale var. californicum P. A. Munz, I. M. Johnston 1924-7-27 8787 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  CAS-BOT-BC200732  Rhus aromatica A. C. Sanders; J. Goetzen 1996-5-1 18138 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 915 Comment
  UCR141251  Rhus laurina A. C. Sanders, Kelly Volansky 2004-10-6 28817 Riverside Santa Ana Mtns./Santa Rosa Plateau, 41050 Avenida La Cresta, south of Sierra Maria Rd. and c. 1.5 mi. north of Tenaja Rd., c. 2 miles NW of the Mesa de Colorado 671 Comment
  UCR159255  Rhus laurina A. C. Sanders, Kelly Volansky 2005-8-31 31593 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  HSC3151  Rhus ovata C. L. Hitchcock, C. V. Muhlick 1964-3-17 23098 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  UC858446  Ribes cereum P. A. Munz 1922-7-6 6002 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  CAS-BOT-BC173143  Ribes indecorum A. C. Sanders; Mitch Provance; E. J. Lawlor 2000-1-23 23313 Riverside Lake Skinner area: summit of Black Mtn. 915 Comment
  RSA38708  Ribes indecorum Percy C. Everett 1945-6-7 11501 Riverside Indian Canyon, along Indian Canyon Truck Trail. 777 Comment
  UCR51363  Ribes indecorum B. G. Pitzer, A. C. Sanders 1987-4-21 492 Riverside Box Spring Mountains, near southernmost radio towers 793 Comment
  UCR37451  Ribes malvaceum Steve Boyd 1981-3-13 s.n. Riverside Peninsular Range, Gavilan Hills, Estelle Mtn. 844 Comment
  UC729694 Image available Ribes malvaceum var. viridifolium Carl B. Wolf 1932-2-11 2651 Riverside 5 mi w Corona (base of Skyline Drive); Santa Ana Mts., Hidden Canyon 405 Comment
  RSA0022094  Ribes montigenum George R. Johnston 1928-9-3 s.n. Riverside Mt. San Jacinto summit. 3294 Comment
  RSA0036011  Ribes montigenum Robert F. Thorne, Walter Wisura 1977-9-17 50800 Riverside San Jacinto Mountain: summit 3293 Comment
  CAS-BOT-BC219233  Ribes nevadense Nancy Ryan Zabriskie; Walter Zabriskie 1971-5-16 406 Riverside Beside Banning Road below Pine Cove, W slope San Jacinto Mountains 1524 Comment
  CLARK-A1528-5729  Ribes quercetorum John C. Roos 1952-2-18 5354 Riverside Reche Canyon 761 Comment
  RSA161278  Ribes roezlii Peter H. Raven 1962-5-18 17758 Riverside Junction [of] Main Divide Truck Trail with Ortega Highway, Santa Ana Mountains. 701 Comment
  CAS-BOT-BC186239  Ribes roezlii var. roezlii Carl B. Wolf 1932-8-5 3969 Riverside San Jacinto Mts. On trail from Tahquitz Valley to San Jacinto Peak 2804 Comment
  UCSB7023  Ribes speciosum Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon; Santa Ana Mt. Range 365 Comment
  RSA263758  Romneya coulteri E. W. Lathrop 1967-4-14 6180 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Comment
  CLARK-A1528-4880  Rorippa nasturtium-aquaticum John C. Roos 1937-5-23 2341 Riverside La Sierra 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
  POM17512  Rosa californica Philip A. Munz 1923-6-18 7126 Riverside Temecula Canyon. Comment
  RSA575842  Rosa californica Steve D. Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of Estelle Creek and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 329 Comment
  UCR23506  Rubus parviflorus John C. Roos 1942-6-20 991 Riverside San Jacinto Mtns., Dark Canyon, N Fork San Jacinto River Comment
  RSA343865  Rumex acetosella Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60657 Riverside Santa Rosa Plateau: at edge of Cleveland National Forest. 610 Comment
  UC1951099  Rumex acetosella Scott D. White, Justin Wood 2008-6-18 12236 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Highway 79. USGS Idyllwild 7.5' Quad. Comment
  UCR94930  Rumex acetosella Scott D. White 1996-8-15 4468 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  SEINET3245820  Rumex hymenosepalus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-1 37695 Riverside Peninsular Range; foothills of Gavilan Hills: Temescal Canyon at Alberhill, c. 1.2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 363 Comment
  UCR241057  Rumex maritimus John F. Green 2013-5-17 s.n. Riverside Peninsular Range, near intersection of Temescal Canyon Rd. and Campbell Ranch Rd. 329 Comment
  RSA627516  Rumex salicifolius var. salicifolius Scott D. White 1998-7-31 6930 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  POM12873  Sagina saginoides P. A. Munz 1922-7-6 6019 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  RSA477742  Sagina saginoides E. C. Jaeger 1922-7-6 s.n. Riverside Long Valley. Comment
  UC465598  Sagina saginoides F. M. Reed 1908-7-14 2454 Riverside Strawberry Valley San Jacinto Mts., Strawberry Valley 1524 Comment
  CHSC778  Salazaria mexicana M. Anthony 1954-4-15 Riverside Near Joshua Tree Monument. Comment
  RSA775299  Salazaria mexicana Duncan S. Bell 2011-3-18 2058 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UCR114253  Salicornia virginica Stan C. Spencer 2000-2-1 s.n. Riverside Temecula Valley, Murrieta Creek at confluence with Empire Creek (Long Canyon) 329 Comment
  UC498787  Salix exigua Mrs. H. P. Bracelin 1932-4-12 603 Riverside 4.8 km. n Arlington (on rd. to Pedley, w of Riverside, e side of bridge over Santa Ana R.) 240 Comment
  UCR94250  Salix exigua Scott D. White 1996-4-14 3927 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  SDSU13347  Salix exigua var. hindsiana Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 30 Riverside Santa Margarita Ecological Reserve (SDSU). Near the center of the gorge, near the pipe line crossing. 239 Comment
  UC494329  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 606 Riverside 4.8 km. n Arlington (w of Riverside, rd. to Pedley, e side of bridge over Santa Ana R., either side of hwy.) 240 Comment
  RSA770929  Salix gooddingii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4786 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA0010970  Salix hindsiana Patricia Wilder 1971-9-29 5275 Riverside San Jacinto River drainage area. Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
  RSA0030818  Salix hindsiana var. leucodendroides H. P. Bracelin 1932-4-12 599 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  UCD111123  Salix laevigata C. L. Hitchcock 1966-3-15 24153 Riverside 1 mi. e. of Glen Ivy Hot Springs. Comment
  UCR90961  Salix laevigata Scott D. White 1996-2-18 3811 Riverside Perris Basin, Double Butte, NW of Winchester, SE-facing slope of west butte and alluvial soil at base 490 Comment
  POM319099  Salix lasiolepis Patricia Wilder 1970-10-30 4830 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. 152 Comment
  RSA171357  Salix lasiolepis J. D. Olmsted 1962-5-3 3531 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  UCR11306  Salix lucida subsp. lasiandra O. F. Clarke, M. Alexander 1971-3-31 s.n. Riverside Santa Ana River Bottom, Union Pacific Bridge 213 Comment
  UCR33642  Salsola gobicola Sears 1977-10-10 S 529 Riverside Sonoran (Colorado) Desert, 23 mi. north of Desert Center, 3 mi. south of Hwy 62 Junction 335 Comment
  SD232665  Salsola paulsenii A. C. Sanders 1992-4-5 12160 Riverside Colorado Desert: Chuckwalla Velley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 399 Comment
  SD136797  Saltugilia australis Steve Boyd, Tim Ross 1992-5-15 7395 Riverside San Mateo Canyon Wilderness Area; major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UC1080500  Saltugilia splendens subsp. splendens Verne Grant and Howard Latimer 1957-5-6 9984 Riverside in wash below Morongo Valley (San Bernardino-Riverside County); below Morongo Valley Comment
  UC455468  Saltugilia splendens subsp. splendens I. J. Condit 1910-6-22 Riverside San Jacinto Mts. Comment
  SEINET7970252  Salvia carduacea I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-1 4624 Riverside Perres, Gavilan Peak. 600 Comment
  IRVC2083  Salvia columbariae Jim Pierce 1965-4-7 none Riverside Blythe. Sonoran Desert Comment
  RSA401487A  Salvia columbariae H. de Forest, Freda Detmers 1933-3-25 s.n. Riverside Between Banning and Cabazon Comment
  UC25691  Salvia columbariae H. M. Hall May 1899 1139 Riverside Kenworthy; San Jacinto Mountains 1371 Comment
Read comments
Mar 25 2011
  UCSB5776  Salvia columbariae Broder, Richard 1958-3-1 Riverside 1.5 miles up White Water canyon Comment
  SEINET13947330 Image available Salvia columbariae Kay Raeder 1955-1 593 Riverside Just outside Joshua Tree National Monument on Hidden Valley Rd.; 4300 ft alt. 1311 Comment
  CLARK-A1528-3116  Salvia greatae John C. Roos 1963-11-2 Riverside Orocopia Mountains 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
  UCLA31073  Salvia greatae H. and M. Lewis 1955-3-15 Riverside on road to Clemens Well (about 3 mi e of aqueduct, near railroad crossing) Comment
  UCR18806  Salvia greatae John C. Roos 1963-11-2 s.n. Riverside Sonoran (Colorado) Desert, Salt Creek wash c. 3 mi NE of Dos Palmas Spring Comment
  UCR121321  Salvia mellifera A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 24999 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  UCR174264  Salvia mellifera A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32671 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road 549 Comment
  UCR251869  Salvia mellifera M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  SBBG6505  Salvia pachyphylla L. Rowntree 1937-11-6 Riverside Santa Rosa Mtns Comment
  CAS-BOT-BC233342  Salvia vaseyi Ynez Whilton Winblad 1937-4-23 s.n. Riverside Palms to Pines Highway, Mt. San Jacinto Comment
  RSA82389  Salvia vaseyi F. W. Peirson 1930-6-1 8930 Riverside Morongo Canyon, head of Coachella Valley. 610 Comment
  SFV4264  Salvia vaseyi W. A. Emboden, Jr. 1962-4-26 2054 b Riverside Palms to Pines Highway. Comment
  POM19626  Sambucus mexicana Mary F. Spencer 1923-7-9 s.n. Riverside Fern Valley, San Jacinto Mountains. 1006 Comment
  UCR197059  Sambucus mexicana A. C. Sanders, D. L. Sanders 2008-9-27 36108 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  UCR59810  Samolus parviflorus Jeri Hirshberg 1989-7-25 s.n. Riverside Peninsular Range, Butterfield Country, SW of Vail Lake Comment
  RSA85102  Sanicula bipinnatifida J. C. Roos 1952-4-29 5599 Riverside Reche Canyon 457 Comment
  RSA612936  Sanicula crassicaulis D. L. Banks 1997-3-29 1641 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside/San Diego County line border. 463 Comment
  UC1611579  Sanicula crassicaulis Steve Boyd, Tim Ross 1993-3-23 7904 Riverside s of Vail Lake (at n base of Agua Tibia Mountain, Palomar Range, Cleveland Nat'l Forest, Agua Tibia Wilderness Area, along trail extending s from end of Woodchuck Rd.); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Wilderness 609 Comment
Read comments
Aug 1 2006
  CLARK-A1528-1453  Sanicula tuberosa John C. Roos 1950-4-22 4755 Riverside Reche Canyon 761 Comment
  UCR23393  Sanicula tuberosa John C. Roos 1950-4-22 4755 Riverside Summit of Reche Canyon. 765 Comment
  UC635669  Sarcostemma hirtellum Margaret Stason 1927-2-12 Riverside Thousand Palm Canyon Colorado Desert, Thousand Palm Canyon Comment
  UC879245  Sarcostemma hirtellum C. L. Hitchcock 1940-3-31 5886 Riverside between Cottonwood Spring Pinto Basin Comment
  SEINET3386494 Image available Schedonorus arundinaceus Mitchell Provance 2003-1 6528 Riverside San Bernardino Valley; Glen Avon (near border with Fontana) along the NW base of the Jurupa Mountains, south of Philadelphia St. and just east of Country Village Rd 253 Comment
  RSA0105293  Schismus arabicus Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-2-10 7746 Riverside Santa Rosa Mountains; a narrow unnamed canyon about 2 air miles south of La Quinta, and about 5 air miles northeast of the summit of Martinez Mountain. 266 Comment
  SD240813  Schismus arabicus Dave Silverman 2010-3-24 7832 Riverside South Palen Lake, Chuckwalla Valley, 4.3 lm SE of Sidewinder Well, 2.0 km SW of Palen Dunes Drive, and 4.6 km N of Interstate 10. 130 Comment
  UCR245913  Schismus arabicus Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3946 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., south of Shaver Well in a wash 229 Comment
  JOTR34004  Schismus barbatus La Doux, Tasha, M. Harding 2010-4-7 2892 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  RSA0110188  Schismus barbatus Duncan S. Bell 2010-4-2 709 A Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  RSA524430  Schismus barbatus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4046 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UC1546999  Schismus barbatus Leila M. Shultz, John S. Shultz 1985-4-17 8299 Riverside n of Blythe (Palo Verde Valley, at the s extension of the Big Maria Mountains); Big Maria Mountains, Palo Verde Valley 91 Comment
  UCR97484  Schismus barbatus A. C. Sanders 1997-3-1 19705 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  CAS-BOT-BC111386  Schoenoplectus acutus var. occidentalis Louis C. Wheeler 1932-9-4 1337 Riverside Santa Ana R. at Chino Creek 182 Comment
  CAS-BOT-BC111540  Schoenoplectus americanus Samuel Bonsal Parish; W. F. Parish 1882-6-1 1060 Riverside Marshes, Temecula Valley Comment
  CAS-BOT-BC111578  Schoenoplectus americanus Frederick Morris Reed 1904-6-19 612 Riverside Bogs along Spring Brook below Fairmount Park. Comment
  RSA736531  Scirpus microcarpus Scott D. White 2004-4-26 10257 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR277734  Scirpus microcarpus Mitch Provance 2012-1-26 112- 01 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  UCR132501  Scrophularia californica Michael D. Wilcox 2003-5-13 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR111550  Scrophularia californica subsp. floribunda Mitch Provance 1998-5-4 1713 Riverside Jurupa Mountains, SW 'Rattlesnake Mt.', above the Ormand Quarry, c. 1.5 km west of peak 1739 366 Comment
  UCR202587  Scutellaria siphocampyloides Scott D. White, Justin M. Wood 2008-7-8 12378 Riverside San Jacinto Mountains, Hurkey Creek Watershed - Bonita Vista Road, c. 1/2 mi east and west of Hurkey Creek crossing 1537 Comment
  UCR35331  Scutellaria siphocampyloides L. B. Ziegler 1965-6-8 54 Riverside San Jacinto Mtns., Hemet (Thomas/Garner) Valley, side canyons of the valley 1448 Comment
  UCR9252  Scutellaria siphocampyloides D. H. Wilken 1965-6-29 395 Riverside San Jacinto Mtns, near Keen Camp Summit along County Route 1 1524 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
  RSA603301  Sedum niveum R. E. Riefner 1997-8-7 97 -241 Riverside Santa Rosa Mountain: near summit 2439 Comment
  RSA597053  Selaginella bigelovii Darin L. Banks, Lauren Raz 1996-11-5 1164 Riverside NW Palomar Mtns; Agua Tibia Mountains; Pechanga India Reservation, SE of San Gabriel Church. On newly established firebreak along an E-facing ridge S of the southern fork of Penchanga Creek. 488 Comment
  RSA612910  Selaginella bigelovii Louis Cutter Wheeler 1931-10-2 177 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 914 Comment
  UCR98062  Selaginella bigelovii A. C. Sanders 1997-3-1 19731 Riverside Box Springs Mountains, Pigeon Pass, canyon below Regulus Road, 0.6 mi. west of Pigeon Pass Road., 0.4 mi. east of Bench Mark 'Table' (2559 ft). 610 Comment
  SEINET7048182  Selaginella bigelovii Steven R. Hill 2001-5-3 33691 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  CAS-BOT-BC62088  Selaginella eremophila L. R. Abrams 1926-3-26 11077 Riverside Palm Canyon Comment
  SD82568  Selaginella watsonii Louis C. Wheeler 1931-10-3 Riverside San Jacinto Mountain, Tahquitz Peak 2620 Comment
  CDA27748  Senecio flaccidus var. douglasii Mike Lahti 2008-10-26 PDR# 1509239 Riverside Hemet, found along dry creek bed. 0 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
  UCR34949  Senecio flaccidus var. douglasii L. B. Ziegler 1964-8-20 041 Riverside San Jacinto Mtns, Garner (Hemet) Valley. 1372 Comment
  JOTR37454  Senecio flaccidus var. monoensis Hodges, Stephen, T. Green 2016-5-24 576 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  UCR237634  Senecio mohavensis Duncan S. Bell, Amanda Turek 2010-4-10 795 Riverside Riverside Mountains, southern section of the mountain range, c. 1 air mi southwest of Riverside Mountain Peak 269 Comment
  UCR279503  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-27 43106 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  RSA523870  Senecio vulgaris Gordon H. True 1935-4-1 199 Riverside Box Springs. 366 Comment
  RSA612817  Senecio vulgaris D. L. Banks 1997-3-1 1352 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  LA204899  Senegalia greggii Carl Epling; William Robison 1933-6-27 sn Riverside Little San Bernardino Mountains, 5 mi. S of Gold Coin Mine Comment
  SD229145  Senegalia greggii Dick Schwenkmeyer 2012-10-16 844 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  UCR272682  Senegalia greggii Cheryl Sevilla, Sarah J. De Groot 2015-5-6 80 Riverside Sonoran (Colorado) Desert, Coachella Valley, north of the Santa Rosa Mtns., south of La Quinta, 2.1 air miles WSW of Lake Cahuilla 210 Comment
  UCR59700  Sesbania herbacea George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, Colorado River Valley; hayfield on W side of state Hwy 78, 0.7 mi north of Palo Verde 71 Comment
  HSC82844  Setaria verticillata A. C. Sanders 1985-8-24 5948 Riverside Lower Coachella valley near Oasis on the dirt extension of Ave. 76, 0.4 mi E of Hwy 195, along the S side of a large drain flowing toward the Salton Sea -55 Comment
  UCR157943  Setaria viridis T. B. Salvato, A. C. Sanders 2005-5-17 912 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
  CAS-BOT-BC5827  Sibaropsis hammittii Steve Boyd; Timothy S. Ross 1992-4-1 6783 Riverside Santa Ana Mountains, Elsinore Peak area south of Lake Elsinore, on Onion Hill, about 0.5 miles southeast of Elsinore 1011 Comment