Search Results — 2000 specimen records retrieved (1901 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229358  Abronia villosa C. L. Hitchcock 1940-4-4 5951 Riverside Pinto Basin Comment
  SBBG69827  Abronia villosa R. Hoffmann 1929-9-4 Riverside Hemet, San Jacinto River Comment
  SFV4378  Abronia villosa F. M. Ball 1964-1-4 s. n. Riverside San Bernardino Mountains About 16 miles east of Banning on main highway to Indio. Whitewater turnoff on east side of Whitewater Canyon. 450 Comment
  UC851647  Abronia villosa Lewis S. Rose 1940-3-13 40114 Riverside Whitewater desert 60 Comment
  UCR248478  Abronia villosa Duncan S. Bell 2012-4-5 3313 Riverside Sonoran (Colorado) Desert, Palen sand dunes on the southwest side of the Palen Mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley; vicinity of the Desert Lily Sanctuary 160 Comment
  POM730  Abronia villosa var. aurita T. S. Brandegee 1899-1 s.n. Riverside Palm Springs. Comment
  RSA461190  Abronia villosa var. aurita Richard C. Barkelew, Mark Morris 1929-3-10 s.n. Riverside Indian Canyon , San Jacinto Mts Comment
  RSA461193  Abronia villosa var. aurita Ora M. Clark 1929-2-24 1529 Riverside Cabazon, Colorado Desert. Comment
  RSA461201  Abronia villosa var. aurita N. C. Cooper 1944-7-15 1592 Riverside Palms to Pine Hwy 1463 Comment
  RSA782341  Abronia villosa var. aurita Jim Andre, G. L. Clifton 2011-2-22 17473 Riverside Coachella Valley; N Palm Springs approx. 0.3 mile north of Hwy. 111, vacant lot at corner of San Rafael and Virginia Street. 189 Comment
  SD247456  Abronia villosa var. aurita A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41540 Riverside Peninsular Range: Eastern Foot of the Santa Ana Mountains: Temescal Canyon Road, SE of El Hermano Road junction (Lake Mathews 7.5'Q) 315 Comment
  SEINET946025  Abronia villosa var. aurita Louis B. Ziegler 1966-1 80 Riverside San Jacinto Mountains, Hemet (Thomas/Garner) Valley. 1402 Comment
  UCR196383  Abronia villosa var. villosa Naomi Fraga, Sarah J. De Groot, Lisa Rojas, Pesach Lubinsky 2005-2-10 1420 Riverside Northeastern Colorado Desert, along Palen Pass Road, near Hwy 177 170 Comment
  UCR244727  Abronia villosa var. villosa Jim Andre 2012-3-19 21344 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  UC1128723  Acacia greggii H. S. Yates 1937-6-27 6727 Riverside Mouth of Deep Canyon 304 Comment
  RSA414906  Acacia greggii var. arizonica L. C. Wheeler 1933-12-1 2285 Riverside San Gorgonia Wash at S. P. RR, San Gorgonio Pass. 640 Comment
  OBI61045  Acamptopappus sphaerocephalus Patrick A. Holden 1969-4-23 782 Riverside Along old hwy 62, 3 mi n of jctn with hwy 60 Comment
  SEINET1957251 Image available Acamptopappus sphaerocephalus Unknown 1985-4-18 8329 Riverside Chuckawalla Mountains, 1 mile west of Astec Well and 11.7 miles south of highway I-15. 620 Comment
  JOTR16556  Acamptopappus sphaerocephalus var. sphaerocephalus Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  POM294266  Acamptopappus sphaerocephalus var. sphaerocephalus Lyman Benson 1945-3-29 11644 Riverside 2 miles south of Whitewater. 366 Comment
  JEPS42723  Acer negundo var. californicum Marjorie D. Clary 1932-7-4 1157 Riverside 10 mi se Kenworthy (along small streamlet in narrow canyon); Santa Rosa Mts., se of Kenworthy 1341 Comment
  UC91276  Achillea millefolium A. W. Anthony 1895-7-13 Riverside San Jacinto Mts. 2590 Comment
  POM116672  Achnatherum hymenoides Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA770430  Achnatherum speciosum Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4869 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
  SBBG57061  Achnatherum speciosum M. N. Ackley 1929-5-19 Riverside Tahquitz Lodge 1524 Comment
  RSA0112108  Achyronychia cooperi Duncan S. Bell, Amanda Turek 2009-3-30 191 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA782193  Achyronychia cooperi Duncan S. Bell 2011-10-22 2980 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  SEINET3156335  Achyronychia cooperi Unknown 1906-5-1 11 -6707 Riverside collected on Colorado desert at Palm Springs Comment
  UCR33657  Achyronychia cooperi Faulkner 1978-3-30 411 Riverside Sonoran (Colorado) Desert, 1 mi north of Riverside Mtns., bench area, 4 mi south of Vidal 146 Comment
  UCSB1844  Achyronychia cooperi Beeks, Richard 1952-4-5 Riverside 12 miles E of Shaver Summit Comment
  SD224959  Acmispon argophyllus Scott D. White 1996-3-16 3824 Riverside Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. Comment
  UCSB7081  Acmispon glaber Lloyd, Robert 1960-3-23 Riverside 2 miles up Snow Canyon Rd. from State Highway 111; San Jacinto Mt. Range; Colorado Desert drainage 609 Comment
  SD185216  Acmispon procumbens A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16218 Riverside San Gorgonio Pass, on and near a rocky spur at the north foot of the mountains, southwest of Verbenia Ave., west of Snow Creek, east of Cabazon. 399 Comment
  OBI29880  Acmispon rigidus Melissa Luckow, Rhonda Riggins 1982-4-15 821 Riverside 1.5 mi SE of Pinyon Crest Rd, 9.6 mi NW jctn Hwy 74 and 371 in Paradise Valley along Hwy 74 1158 Comment
  OBI8348  Acmispon strigosus David J. Keil, Malcolm McLeod 1977-3-26 12013 Riverside 8 mi NW of lake Elsinore State Recreation area along Calif 71 Comment
  RSA0047274  Acmispon strigosus J. Mark Porter, Lauren E. Machen 1997-2-15 11417 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  UCSB41277  Acmispon strigosus Cowan, Clark 1978-4-25 Riverside 5.1 mi. (8.1 km) W on Hwy. 74 from jct. with 243, approaching Hemet, San Jacinto Mts. 1370 Comment
  CAS-BOT-BC29187  Acourtia microcephala A. M. White 1974-6-5 1421 Riverside Indian Canyon Road 548 Comment
  SD144076  Acourtia microcephala Scott D. White 1997-5-25 5246 A Riverside San Jacinto Mts: Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Cyn Rd and intermittent stream crossing. 790 Comment
  UC1931117  Acourtia microcephala Scott D. White, Justin Wood 2008-6-18 12202 Riverside San Jacinto Mountains: Hiking trail from K flat to Apple Canyon Rd. Comment
  RSA666640  Adenostoma fasciculatum var. fasciculatum A. C. Sanders, Mark A. Elvin, Julie Vanderwier 2002-4-22 24995 Riverside The Badlands: summit of Mt. Eden, SW of Beaumont. 686 Comment
  CAS-BOT-BC139860  Adenostoma sparsifolium Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  UCSB2738  Adenostoma sparsifolium Haller, Norman 1953-5-24 Riverside Hwy. 74, Vandeventer Flats, 5 miles W. of Pinyon Flats, San Jacinto Mts, 1524 Comment
  CLARK-A1528-3539  Adiantum jordanii John C. Roos 1952-2-29 5363 Riverside Reche Canyon 457 Comment
  RSA612814  Adiantum jordanii Darin L. Banks 1997-3-1 1355 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
  SEINET5641183  Agave deserti var. deserti Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28520 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 759 Comment
  UC219242  Agnorhiza ovata E. C. Jaeger 1921-6-14 1054 Riverside Barkers Meadow San Jacinto Mts. Comment
Read comments Nov 6 2011
  CAS-BOT-BC15438  Agoseris grandiflora var. grandiflora Mary F. Spencer 1919-6-28 1346 Riverside San Jacinto Mountains 1645 Comment
  UC1514475  Agoseris retrorsa E. W. Lathrop 1968-5-22 6923 Riverside trail between El Carriso and Santiago Peak Main Divide Truck; Cleveland Nat'l. Forest, El Carriso, Santiago Peak 1219 Comment
  UCR193964  Agrostis A. C. Sanders 2008-7-25 35887 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  CAS-BOT-BC127425  Agrostis exarata Carl B. Wolf 1932-8-6 3997 Riverside San Jacinto Mountains. 2.9 miles from Idyllwild on road to Hemet. 1219 Comment
  CAS-BOT-BC139444  Agrostis hyemalis Ralph Hoffmann 1929-9-6 s.n. Riverside Border of brook, Jahquitz Valley, Mount San Jacinto. 2438 Comment
  UCR187315  Agrostis idahoensis Naomi Fraga, Et al. 2006-7-11 1714 Riverside San Jacinto Mountains, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  RSA679068  Agrostis pallens Scott D. White, Michael Honer 2003-6-3 9466 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  UCR265592  Agrostis scabra Jordan Zylstra 2014-7-6 14019 Riverside San Jacinto Mountains, Fobes Canyon 1524 Comment
  UCR194216  Agrostis semiverticillata Scott D. White, Angelia Carey 2004-6-4 10470 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UCR2134  Agrostis viridis F. M. Reed 1906-5-26 959 Riverside Riverside. Wastewater ditch on Blaine Street Comment
  SEINET3074278 Image available Ailanthus altissima Oscar F. Clarke 1970-7-22 Riverside Growing in the Botanic Gardens of the University of California at Riverside. Comment
  POM13033  Aliciella latifolia P. A. Munz, D. D. Keck 1922-4-14 4972 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  CAS-BOT-BC434479  Allionia incarnata Peter H. Raven 1958-1-24 11455 Riverside Fargo Canyon Comment
  UC703084  Allionia incarnata Lester Rowntree 1937-5-26 Riverside Box Canyon near Mecca; Box Canyon Comment
  JOTR35381  Allionia incarnata var. incarnata Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 169 Riverside Joshua Tree National Park. southeast Coxcomb Mountains; SE facing slopes and steep drainages 164 Comment
  UCD138539  Allium haematochiton Geoffrey Levin 1975-4-26 480 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  UCR156477  Allium munzii Jason L. Hlebakos 2005-5-3 618 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  UCR42167  Allium munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills, E edge of plateau remnant of ridge east of Estelle Mountain, south of Dawson Canyon. 671 Comment
  UCR77571  Allium munzii Steve Boyd, L. Arnseth, Orlando Mistretta 1991-5-6 6129 Riverside SE end of Gavilan Hills, east of Arroyo del Toro, north-facing slope of low hill 488 Comment
  CAS-BOT-BC475415  Allium praecox S. Mashayekhi; M. Biabani 2008-4-8 009 Riverside S of Harford Spring Co. Park, S. of Idaleona Rd., N. of hill in canyon 606 Comment
  RSA262070  Allium praecox E. W. Lathrop 1971-3-21 7462 Riverside Bedford Truck Trail of the Cleveland National Forest. Trabuco District. 915 Comment
  SEINET3878856  Allium praecox D. W. McNeal 1995-3-22 4079 Riverside On the lower slopes of the N side of Gavilan Pk., 0.7 mi S of Cajalco Rd. (jct. 6.5 mi W of Interstate 15 on Cajalco Rd.).; 0 Comment
  JEPS69413  Allophyllum gilioides subsp. violaceum W. L. Jepson 1901-5-24 1416 Riverside Santa Rosa Mts., Van Deventer Flat 1432 Comment
Read comments Aug 12 2013
  RSA740957  Allophyllum gilioides subsp. violaceum Scott D. White, Justin M. Wood 2008-6-18 12223 Riverside San Jacinto Mountains: K Flat Meadow. 1433 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
  SEINET2444454  Allophyllum glutinosum Leigh A. Johnson 1997-4-25 97 -054 Riverside San Bernardino Natl. Forest, Cahuilla Mtn. Along road to Cahuilla Mtn. trail. 1300 Comment
  RSA12958  Allophyllum glutinosum P. A. Munz, I. M. Johnston 1922-5-21 5530 Riverside Hemet Valley, San Jacinto Mts. 1448 Comment
  RSA192236  Alopecurus saccatus H. A. Zuill 1966-6-29 261 Riverside Around lake on Mesa top near Santa Rosa Ranch about 6 miles SW Murrieta Comment
  UCR167680  Amaranthus albus T. B. Salvato, Melissa Clemons 2005-6-23 1285 Riverside Peninsular Range; Temescal Valley, Alberhill, intersection of Lake Street and Walker Canyon Drive, N of Hwy I-15, at base of Walker Canyon 378 Comment
  UCR199612  Amaranthus albus Scott D. White, Angelia Carey 2004-7-2 10567 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  JOTR32421  Amaranthus fimbriatus Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 10 Riverside Joshua Tree National Park. Queen Mountains; Intersection of Park Blvd. and Pinto Basin road; Small rocky hills and surrounding drainages 1112 Comment
  UCR274219  Amaranthus fimbriatus Duncan S. Bell, Evan Meyer 2014-10-28 7669 Riverside northwest section Orocopia Mountains, c. 1.8 air miles northwest of the summit of Orocopia Mountain 936 Comment
  UCR23421  Amaranthus hybridus John C. Roos 1965-10-13 s.n. Riverside Corona Comment
  GMDRC3498  Amaranthus torreyi J. Andre, T. La Doux 2008-9-16 10686 Riverside Little San Bernardino Mountains: Joshua Tree National Park: along Bell Mtn Rd, atop Bell Mtn appox 0.3 mi. N. of radio tower. Queen Mountain USGS 7.5 min quad 34 deg. .35' N 116 deg. .017' W. Elev. 4458 ft. 1359 Comment
  RSA339245  Amaranthus torreyi R. F. Thorne, Rolf, Gertrud Dahlgren 1979-8-22 53593 Riverside Joshua Tree National Monument: Hidden Valley. 1280 Comment
  RSA702045  Ambrosia acanthicarpa Scott D. White, Angelia Carey 2004-9-16 10752 Riverside San Jacinto Mountain foothills: San Jacinto Mountain foothills: Along Poppet Creek NE of San Jacinto River. Along open sandy dry wash and adjacent roadside. 561 Comment
  CAS-BOT-BC22615  Ambrosia dumosa W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon Comment
  JEPS108703  Ambrosia dumosa C. Spurrier, M. J. Way 2001-6-14 6 Riverside Big Morongo Canyon Preserve, 5.6 km n of water company entrance on Kickapoo Trail 595 Comment
  LA202907  Ambrosia dumosa Martha Hilend; 1929-3-24 sn Riverside Thousand Palms Comment
  RSA416967  Ambrosia dumosa A. Menke 1955-4-25 s.d. Riverside Mouth of Tahquitz Canyon, Palm Springs. Comment
Read comments Sep 10 2011
  RSA614559  Ambrosia dumosa George K. Helmkamp 1998-4-4 3148 Riverside Junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center-Rice Rd). 457 Comment
  RSA796018  Ambrosia dumosa Duncan S. Bell 2009-4-18 245 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  SBBG109173  Ambrosia dumosa D. Wilken with G. A. Wilken 1997-11-1 15372 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  UCR227460  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-27 172 Riverside Northeastern Colorado (Sonoran) Desert, Mecca Hills Wilderness, off Box Canyon Road (66th St./Hwy 195), campground east of Mecca 198 Comment
  UCR86850  Ambrosia dumosa A. C. Sanders 1995-4-27 16744 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  SEINET10797876  Ambrosia salsola David B. Dunn, Howard Brown 1947-2-9 Dunn 2853 Riverside Pushawalla Canyon, Indio Hills. In dry wash. Comment
  SBBG44967  Ambrosia salsola var. salsola E. Braunton -Mar-1940 2044 Riverside Fan Cyn, ca. 20 mi NE of Indio Comment
  SBBG8466  Ambrosia salsola var. salsola H. and M. Dearing 1938-3-5 1965 Riverside between Blythe and Desert Center Comment
  UC809697  Ambrosia salsola var. salsola E. K. Balls 1949-4-2 12904 Riverside open slopes towards Salton Sea near Durmid (on Hwy 111); Colorado Desert -67 Comment
  SD148121  Ammannia coccinea D. E. Bramlet, A. C. Sanders et al. 1999-10-15 2818 Riverside 198 m S of Gilman Hot Springs Rd., 1.22 km NW of Hwy 79 and 2.1 Km S of Jackrabbit Trail. 433 Comment
Read comments Mar 21 2011
  CAS-BOT-BC180626  Amorpha californica var. californica Steve Boyd; Tim Ross 1992-5-15 7403 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero 670 Comment
  SEINET1004491  Amorpha fruticosa T. B. Salvato, Kent Beaman 2005-1 839 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundry and N of CA Hwy 74 549 Comment
  UCD170778  Amorpha fruticosa A. C. Sanders 2014-4-23 41058 Riverside Peninsular Range, Temescal Valley, along Hostettler Rd. near Temescal Canyon Rd. and I-15, at bend in Hostettler Rd. 363 Comment
  UCR35040  Amorpha fruticosa var. occidentalis L. B. Ziegler 1968-7-3 325 Riverside San Jacinto Mtns, Hemet Valley. Dry stream beds near Kenworthy 1418 Comment
  RSA499971  Amsinckia intermedia M. V. Hood 1945-3-25 s.n. Riverside Aguanga. Comment
  UCR239788  Amsinckia intermedia O. F. Clarke 2004-3-12 s.n. Riverside Peninsular Range, Riverside; hills above UCR Botanical Garden 436 Comment
  UCR260834  Amsinckia intermedia A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41521 Riverside San Gorgonio Pass, 2.5 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope NE of the water bottling plant, east of Elm St. and south of I-10 483 Comment
  UCR86649  Amsinckia intermedia A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16266 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
  SDSU18984  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-5 495 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UCR93051  Amsinckia menziesii var. menziesii Steve Boyd 1986-4-2 1617 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  POM14034  Amsinckia tessellata P. A. Munz, D. D. Keck 1922-4-15 4987 Riverside Near Moreno. Grain field. 366 Comment
Read comments Mar 20 2011
  POM368400  Amsinckia tessellata Robert M. Perkins, H. de Forest 1937-3-15 391 Riverside Near Desert Center. Comment
Read comments Dec 17 2011
  SEINET8562180  Anemopsis californica Robert F. Thorne, E. Lathrop 1969-6-6 39340 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  UCR14552  Angelica tomentosa Warren Estes 1974-7-10 s.n. Riverside San Jacinto Mtns., l mi. above Poppet Flats, E side of Rd. 243, near Banning 1280 Comment
  RSA769523  Anisocoma acaulis Duncan S. Bell, Valentin Arvizu 2010-5-10 976 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  RSA747964  Anthemis cotula Justin M. Wood 2009-5-15 713 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  VVC4  Anthriscus caucalis A. C. Sanders, J. Mac 1997-5-4 20704 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  JOTR37062  Antirrhinum coulterianum La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3548 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  UCR174177  Antirrhinum coulterianum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32596 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
  UCR71982  Antirrhinum coulterianum Steve Morgan, H. M. Soldan 1992-5-25 92 5 Riverside Santa Rosa Mtns, SE end of San Bernardino National Forest, c. 17 mi (airline) due south of Cathedral City, on County Road 7S02 (Santa Rosa Truck Trail), from 0.5 to c. 1.5 mi south of Calif. Hwy 74 Comment
  UCR216400  Antirrhinum kelloggii Mike Bell 2008-3-30 028 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 537 Comment
  SD262335  Antirrhinum nuttallianum Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-6-8 617 9 Riverside Temescal Valley: Indian Wash, SW of I-15, S side of De Palma Rd., about 0.2 mi WNW of inter. with Glen Eden Rd (Alberhill 7.5'Q) 366 Comment
  RSA180264  Antirrhinum nuttallianum subsp. nuttallianum E. W. Lathrop 1959-5-29 4581 Riverside 14 mi. W. of Murrieta. Comment
  UC1606624  Aphanes occidentalis Steve Boyd and Orlando Mistretta 1992-4-22 6995 Riverside on ridge between Talega Canyon and Nickel Canyon (Indian Potrero Trail s from Verdugo Potrero to Indian Potrero); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 609 Comment
  RSA522741  Apiastrum angustifolium Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3848 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Cyn and adjacent benches on S flank of Big Oak Mountain 396 Comment
  CLARK-A1703-1243  Apium graveolens Robin L. Kobaly, Larry Beck 1975-7-21 Riverside Santa Ana River Comment
  RSA192218  Apocynum sibiricum H. A. Zuill 1966-6-5 202 Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
Read comments Feb 12 2013
  UC488838  Aquilegia formosa C. V. Meyer June 1927 181 Riverside San Jacinto Mtns Comment
  UC855413  Arabis glaucovalvula C. L. Hitchcock 1940-4-4 5941 Riverside between Cottonwood Springs and Pinto Basin Comment
  UC855414  Arabis glaucovalvula P. A. Munz and I. M. Johnston 1922-5-7 5251 Riverside 2 mi w Keyes Ranch; Little San Bernaridno Mts. 1066 Comment
  CSUSB683  Arabis sparsiflora Charles Prentiss 1966-5-5 Riverside Mount San Jacinto Mount San Jacinto, on dry open ground 100 yards above Lake Fulmor, Yellow Pine Forest. Comment
  CAS-BOT-BC410047  Arceuthobium campylopodum Louis C. Wheeler 1931-10-4 242 Riverside Strawberry Valley, San Jacinto Mountains 1584 Comment
  UCR278158  Arctostaphylos A. C. Sanders, Amy Litt, Yi Huang 2017-2-1 42670 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Squaw Mountain, Avenida Escala near Hacienda Dr. intersection, 2.35 air km east of Tenaja Guard Station 747 Comment
  RSA629379  Arctostaphylos glandulosa Jon E. Keeley 1992-4-17 15087 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  UC1137196  Arctostaphylos glandulosa subsp. glandulosa Willis E. Pequegnat 1940-4-13 Riverside ne face Santiago Peak; Cleveland National Forest, Corona Quadrangle, Santa Ana Mts. Comment
  RSA263747  Arctostaphylos glandulosa subsp. zacaensis E. W. Lathrop 1968-5-22 6908 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA631734  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19266 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631744  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15080 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631816  Arctostaphylos glauca Jon E. Keeley 1992-9-27 21805 Riverside Highway 74 at Pinyon Flats, southwest of Palm Desert. 1290 Comment
  RSA631850  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16518 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  UCR60640  Arctostaphylos glauca C. B. Wolf 1932-2-11 02649 Riverside Santa Ana Mtns, Hidden [Tin Mine] Canyon, 5 mi. west of Corona, base of Skyline Drive. 405 Comment
  SEINET10449242  Arctostaphylos glauca James S. Miller 1992-5-8 Miller 7467 Riverside San Jacinto Mountains. 11 mi E of W boundary of San Bernadino National Forest on California route 74. 1300 Comment
  RSA633559  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21785 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633672  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20111 Riverside Northeast slope of Santa Rosa Mountain, above Pinyon Flats. 1600 Comment
  RSA489840  Arctostaphylos pringlei subsp. drupacea D. Charlton 1988-5-28 2138 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2286 Comment
  UC21863  Arctostaphylos pringlei subsp. drupacea H. M. Hall May 1899 1123 Riverside Strawberry Valley San Jacinto Mountains 1615 Comment
  JEPS48072  Arctostaphylos pungens Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4262 Riverside 1 mi se Toro Peak Ridge; Santa Rosa Mts. 2286 Comment
  POM367449  Arctostaphylos pungens N. C. Cooper 1949-6-29 4322 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  RSA635991  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19536 Riverside West of Temecula, off Carancho Rd., 2.3 km west of Via Volcano, eastern Santa Margarita Mtns. 430 Comment
  RSA636171  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19482 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
  UCR49204  Arctostaphylos rainbowensis S. J. Myers 1987-9-28 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, S base of Redonda Mesa 732 Comment
  UCR23710  Arenaria macradenia John C. Roos 1943-5-23 2673 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  UCR16460  Argemone munita Anna Mayers 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Graham Pass Road, about 25 km from Chuckwalla Bench 450 Comment
  SEINET4085707  Argemone munita subsp. munita O. M. Clark 1932-1 5108 Riverside South Hemet. Comment
  RSA0040095  Argythamnia lanceolata Duncan S. Bell, Deidre Conocchioli 2014-3-18 6257 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  HSC25955  Arida carnosa Richard Spjut 1972-1-6 2111 Riverside Colorado Desert; ca. 2 miles N. of Palm Springs on Indian Ave. Comment
  RSA676161  Aristida adscensionis Scott D. White 2001-4-3 8232 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  RSA735317  Aristida adscensionis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault 2004-5-14 11282 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
  SD248063  Aristida adscensionis J. M. Andre 2014-1-27 26667 Riverside Riverside Mountains; at mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UCR72762  Aristida adscensionis Megan Phillips 1991-10-17 92- 20 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Palm Springs, Tahquitz debris bain at base of Tahquitz Canyon, off Sunnydunes Drive Comment
  UCSB36482  Aristida adscensionis Gordon, Patricia 1980-3-9 Riverside Box canyon, 6 mi SE of Mecca on CA 195 60 Comment
Read comments May 27 2009
  RSA129293  Aristida adscensionis var. modesta H. S. Yates 1937-3-23 6442 Riverside 15 miles NNE of Mecca 457 Comment
  UCD56515  Aristida purpurea P. B. Kennedy 1921-10-28 s.n. Riverside Mt. Rubidoux. Comment
  UCR196361  Aristida purpurea Naomi Fraga, Lisa Rojas 2005-2-10 1378 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  CAS-BOT-BC137532  Aristida purpurea var. nealleyi Philip A. Munz 1946-10-20 11575 Riverside Palms to Pines Highway 11.5 miles south of Palm Springs to Indio Road. 1036 Comment
  POM264354  Aristida purpurea var. nealleyi J. C. Roos 1938-8-7 582 Riverside East of Hemet, in mountains along San Jacinto River. Comment
Read comments Apr 3 2011
  UCR71031  Aristida purpurea var. parishii Chet McGaugh 1991-11-26 s.n. Riverside Peninsular Range; So. Santa Ana Mtns., Mesa de Colorado, Santa Rosa Plateau Nature Conservancy Preserve, south flank of the mesa on a south-facing slope 457 Comment
  RSA543306  Artemisia californica Steve Boyd 1991-3-17 5490 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA736552  Artemisia californica Scott D. White, Angelia Carey 2004-7-2 10581 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  HSC84131  Artemisia ludoviciana subsp. ludoviciana David Charlton 1986-12-26 652 Riverside Coxcomb Range, at E end of Joshua Tree Nat. Monument, northernmost W facing large canyon in the range, just N of Specter Peak 915 Comment
  SEINET2044543 Image available Artemisia ludoviciana subsp. redolens Dave Charlton 1986-12-26 652 Riverside Coxcomb Range at E end of Joshua Tree National Monument, northernmost West facing large canyon in the range, just north of Specter Peak. 915 Comment
  UCSB38400  Artemisia nova Ziegler, Louis 1964-7-11 Riverside Two miles northeast of Kenworthy Ranger Station Comment
Read comments Apr 22 2013
  RSA507495  Arthrocnemum subterminale L. F. LaPre, Jack Easton 1988-7-10 s.n. Riverside 1 mi E of of Perris. 427 Comment
  SEINET12532072 Image available Asclepias albicans T. C. Aramqula 1966-1 122 Riverside Base of Santo Rosa mountains on Palms to Pines HWY, 5 mi. South of Palm Desert Comment
  SEINET9121976  Asclepias californica R. Woglum 1937-1 531 Riverside Temecula Comment
  POM12425  Asclepias eriocarpa P. A. Munz 1922-9-5 6369 Riverside Fern Valley. Ocassioanl under pines 1982 Comment
  UCR112062  Asclepias fascicularis Mitch Provance 1999-6-30 1746 Riverside Box Springs Mtns., City of Riverside, at the corner of Rustin Ave. and Marlborough Ave. 305 Comment
Read comments Sep 1 2011
  RSA792833  Asclepias subulata Justin M. Wood, Dustin Ray 2011-4-28 3845 Riverside Sonoran Desert: Chuckwalla Valley; Eagle Mountain Road, 2.8 miles west of Desert Center and 0.9 miles north of I-10. 312 Comment
  SEINET175012 Image available Aspidotis californica F. M. Reed 1920-4-20 5829 Riverside Summit of grade between Pala and Temecula. 914 Comment
  UCR16717  Aspidotis californica Dave Baasch 1972-2-5 720205- 01 Riverside Santa Ana Mountains, De Luz Creek, 5 mi NE of De Luz on Murrietta-De Luz Road 213 Comment
  RSA606240  Aster pauciflorus R. S. Woglum 1937-5-22 523 Riverside Temecula. Comment
  SEINET6811874  Asteraceae Unknown 1997-4-16 Riverside Monterey Avenue; Monterey Avenue Comment
  CAS-BOT-BC177458  Astragalus aridus A. C. Sanders 2010-3-15 37408 Riverside Sonoran (Colorado) Desert: pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  LA204887  Astragalus crotalariae Carl Epling; March 1927 sn Riverside Whitewater Pass near Palm Springs Comment
  CAS-BOT-BC182327  Astragalus didymocarpus var. didymocarpus Marcus E. Jones 1903-5-11 s.n. Riverside Banning 701 Comment
  UCR25800  Astragalus didymocarpus var. didymocarpus John C. Roos 1952-4-30 5606 Riverside Peninsular Range, hills between Camp Haan and Riverside 534 Comment
  JOTR30120  Astragalus didymocarpus var. dispermus La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 1686 Riverside Joshua Tree National Park. Stop # 2 = Pinto Basin near Sandhill 538 Comment
  RSA85878  Astragalus didymocarpus var. obispoensis J. C. Roos 1952-4-30 5606 Riverside Hills between Camp Haan and Riverside 518 Comment
  RSA0031439  Astragalus douglasii var. douglasii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4549 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR104622  Astragalus douglasii var. parishii D. E. Bramlet 1990-6-20 2040 Riverside Arroyo Seco. Approximately 915 m south of Hwy 79 and 152 m south of the Dripping Springs Campground, 30 m east of the main wash. 494 Comment
  CAS-BOT-BC186903  Astragalus insularis var. harwoodii Peter H. Raven 1958-2-16 11625 Riverside Just west of Blythe Air Field Comment
  POM26394  Astragalus insularis var. harwoodii H. M. Hall 1905-04 5945 Riverside Mc Coy wash 91 Comment
  UC68627  Astragalus insularis var. harwoodii H. M. Hall Apr., 1905 5945 Riverside McCoy Wash , McCoy Wash (Colorado Desert) 91 Comment
  UCSB45547  Astragalus insularis var. harwoodii Roos, John 1958-3-15 Riverside Chuckwalla Mtns., 3 miles SE of Desert Center Comment
  UCR160704  Astragalus lentiginosus var. coachellae Michael A. Patten 1993-3-21 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert, NE of intersection of Frank Sinatra Dr. & Portola Ave., near Dry Camp Siding, 'Cook St. interchange' project 61 Comment
  SEINET10936509  Astragalus lentiginosus var. coachellae Noel H. Holmgren, Patricia K. Holmgren 1973-1 Riverside Comment
  UCD105016  Astragalus lentiginosus var. variabilis P. C. Everett; E. K. Balls 1958-4-29 23026 Riverside 5.4 mi. ne. along road to Rice and Vidal Jct. from Desert Center. 259 Comment
  RSA631065  Astragalus nuttallianus var. imperfectus L. C. Wheeler 1953-3-31 7039 Riverside Near Mountaineer Mine. Comment
  UCR240270  Astragalus pachypus var. jaegeri Theresa Johnson 2010-6-17 s.n. Riverside San Jacinto Mtns. Foothills, Lamb Canyon 701 Comment
  POM145407  Astragalus palmeri J. B. Feudge 1926-5-9 1871 Riverside Keyes Ranch, Little San Bernardino Mts 1220 Comment
  RSA800138  Astragalus palmeri Robert F. Thorne, A. Shmida, R. Whittaker 1978-4-23 52076 Riverside Bighorn Lookout. Comment
  CAS-BOT-BC192827  Astragalus pomonensis C. F. B. 1904-4-5 4131 Riverside Hemit [Hemet] Comment
  RSA228804  Astragalus pomonensis Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 605 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 487 Comment
  RSA523524  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3983 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UC863014  Astragalus pomonensis K. Watkins and E. McClintock 1937-4-9 Riverside pasture 1 mi w San Jacinto; w of San Jacinto Comment
  RSA482798  Athysanus pusillus Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  JEPS35956  Atrichoseris platyphylla Marjorie D. Clary 1672 Riverside Aqueduct Road, North Colorado Desert Little San Bernardino Mountains, Colorado Desert 243 Comment
  PASA917  Atrichoseris platyphylla Margaret Stason 1929-4-28 Riverside Hidden Springs Comment
  SBBG69663  Atrichoseris platyphylla M. N. Ackley 1928-3-31 163 Riverside Hidden Spring Cyn 182 Comment
  UCD129384  Atrichoseris platyphylla C. L. Hitchcock 1966-3-20 24315 Riverside 5 miles north of Milpitas Wash and 12 miles northwest of Blythe-Glamis Road. Comment
  UCR279510  Atrichoseris platyphylla A. C. Sanders, Jim Malusa 2017-3-27 43115 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
  UCR202323  Atriplex argentea Karin Cleary-Rose 1998-9-7 s.n Riverside Perris-Aguanga Basin Region; San Jacinto River Valley, west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  POM13060  Atriplex canescens E. C. Jaeger 1921-7-15 s.n. Riverside Soboba Hot Springs Comment
  POM278725  Atriplex canescens Grant D. Brown 1950-12-2 592 Riverside Mockingbird Canyon, about 4 miles up the canyon 412 Comment
  RSA736755  Atriplex canescens Scott D. White, Lynn Stafford 2007-6-27 11747 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  SEINET4208628  Atriplex canescens Howard C. Stutz 1980-11-24 8892 Riverside 15 mi. N of Indio.; 0 Comment
  CAS-BOT-BC170235  Atriplex canescens var. macilenta Edmund C. Jaeger 1939-3-31 s.n. Riverside Boulder Well, north east of Desert Center 243 Comment
  UCR247448  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-8-17 13- 190 Riverside city of Lake Elsinore, along Collier St and Hwy 74 south to Temescal Wash 393 Comment
  SBBG118903  Atriplex hymenelytra S. Boyd with T. Morgan, A. Virgen, S. DeGroot, V. Arvizu, T. Thibault 2004-5-14 11247 Riverside W base of the Chocolate Mtns, ca. 1.25 mi N of Imperial County line, ca. 3.75 mi W of aqueduct, accessed by dirt rd of main aqueduct rd at siphon station, within boundaries of US Navy's Chocolate Mtns Aerial Gunnery Range (33 26'42.7N, 115 38'06.2"W) 490 Comment
  RSA780562  Atriplex polycarpa Stephanie Rockwood, Christi Gabriel 2011-10-5 57 Riverside Corn Springs Campground. Corn Springs exit from I10. Chuckwalla Mountains Wilderness. 497 Comment
  UCR18901  Atriplex rosea John C. Roos 1965-8-4 s.n. Riverside San Bernardino Valley, Arlington area, Riverside Comment
  UCR119421  Atriplex suberecta Mitch Provance 1998-6-20 709 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR201871  Atriplex suberecta Justin M. Wood 2008-9-22 154 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCR114340  Atriplex triangularis Mitch Provance, S. D. Boyd 1999-9-14 1781 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
  IRVC28527  Atriplex triangularis O. F. Clarke 1970-9-24 s.n. Riverside Riverside, Santa Ana River bottom just E of the old Salt Lake River Bridge. Comment
  RSA774514  Avena barbata Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4467 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.94217, W116.64118 and N33.94722 W116.64315 487 Comment
  SD137969  Avena barbata Darin L. Banks 1995-4-11 182 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the Dripping Springs Trail. 779 Comment
  RSA314628  Avena barbata R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55421 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  SEINET959644  Baccharis douglasii G. K. Helmkamp, E. A. Helmkamp 2004-1 8769 Riverside Southern Central Coast: Surf, NW of Lompoc (Surf 7.5) 9 Comment
Read comments May 17 2014
  UCR231196  Baccharis pilularis A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39928 Riverside Peninsular Range; Santa Ana Mtns., near Sierra Peak on dirt road (Leonard Rd.) from Skyline Drive, c. 1/4 mile east of the Orange Co. line 884 Comment
  RSA220380  Baccharis salicifolia C. W. Tilforth, John Dourley 1970-9-2 301 Riverside 5 miles S of Banning, County Hiway R1 Comment
  RSA314408  Baccharis salicifolia R. F. Thorne 1982-10-8 55353 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA346264  Baccharis salicifolia R. F. Thorne 1980-4-16 54042 Riverside San Bernardino Mts: White Water River, S of bridge, just W of Whitewater 396 Comment
  RSA774508  Baccharis salicifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4459 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UCR97295  Baccharis salicifolia Scott D. White 1995-4-5 2730 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  JOTR36418  Baccharis salicifolia subsp. salicifolia La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3364 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  CAS-BOT-BC106626  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside River bottom flat, Santa Ana River, 4 mi. N.W. of Corona Comment
  CAS-BOT-BC99872  Baccharis sergiloides Carl B. Wolf 1932-10-12 4297 Riverside Canyon at Pinyon Well, Little San Bernardino Mts. (Conchilla Mts.) 1219 Comment
  IRVC14322  Baccharis sergiloides L. McHargue 1971-10-23 none Riverside Whitewater Cove: northern shore of the Salton Sea, 6 miles south of Mecca, wet, saline clay loam soil. Sonoran Desert -70 Comment
  RSA342551  Baccharis sergiloides R. F. Thorne 1980-4-16 54094 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  SD229071  Baccharis sergiloides Dick Schwenkmeyer 2013-6-11 907 Riverside Approx. 1.5 miles north od highway 74 and Royal Carrizo Road intersection. 854 Comment
  UCR20318  Baccharis sergiloides John C. Roos 1949-9-17 4660 Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Palm oasis in a side canyon on the E side of Whitewater Wash 612 Comment
  UCR272672  Baccharis sergiloides Sarah J. De Groot, Duncan S. Bell 2015-9-21 7583 Riverside Peninsular Range; Santa Rosa Mountains, SSW of Palm Desert, near Potrero Spring near head of Potrero Canyon, west of Dunn Road, NW of Asbestos Mountain, SW of Haystack Mountain 1084 Comment
  UC1929930  Bahiopsis laciniata Scott D. White, Michael Honer 2003-5-27 9419 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  POM159821  Bahiopsis parishii E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mountains. Comment
  SD247313  Bahiopsis parishii Andy Sanders, Jim Malusa 2015-3-9 41367 Riverside Sonoran (Colorado) Desert: Chocolate Mountains, along Gasline Road at major wash crossing 1.9 miles south of Bradshaw Trail, US Navy Chocolate Moutains Aerial Gunnery Range. 671 Comment
  CAS-BOT-BC99949  Baileya pauciradiata Lewis S. Rose 1937-4-10 37147 Riverside 5 mi. S. of Cathedral City 15 Comment
  CAS-BOT-BC99958  Baileya pauciradiata Geo. B. Grant 1906-4-20 s.n. Riverside Palm Springs Comment
  UCR92388  Baileya pauciradiata F. M. Reed 1926-3-5 5290 ? Riverside Sonoran (Colorado) Desert, near Indian Wells 31 Comment
  RSA0002511  Bebbia juncea M. B. Dunkle 1935-4-17 4556 Riverside W. of Wiley Well. Colorado Desert. Comment
  RSA450419  Bebbia juncea J. C. Roos 1965-6-19 s.n. Riverside Skyline Drive, S of Corona Comment
  SEINET10925102  Bebbia juncea A. K. Evans 1976-4-13 Evans 5201 Riverside Desert canyons of Santa Rosa Mountains. Comment
  JEPS108702  Bebbia juncea var. aspera R. Kobaly, A. Singer, C. Spurrier, D. Thompson, M. J. Way, J. Willouby 2001-6-12 1 Riverside San Gorgonio Wilderness, Whitewater Canyon, 4.8 km N of Hwy 10 570 Comment
  CLARK-A1528-5633  Berberis nevinii John C. Roos 1948-2-21 3772 Riverside San Timoteo Canyon Comment
  CLARK-A1528-2687  Bernardia incana John C. Roos 1946-9-14 3024 Riverside San Jacinto Mountains Comment
  UCR239926  Bidens laevis O. F. Clarke 2005-11-25 s.n. Riverside Prado Basin, Santa Ana River near Corona 155 Comment
  RSA356707  Blennosperma nanum R. F. Thorne, E. W. Lathrop 1975-5-20 45506 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA627850  Bloomeria crocea A. C. Sanders 1994-5-30 14597 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs. 950 Comment
  UC1595596  Bloomeria crocea Steve Boyd and Tim Ross 1990-5-11 4617 Riverside Vail Lake area Cleveland National Forest, Agua Tibia Mtn. (base of mt., e of Dripping Springs campground, s of Hwy 79) 548 Comment
  RSA512158  Bloomeria crocea var. crocea Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  RSA482755  Boechera M. B. Dunkle 1937-3-25 4952 Riverside Dry Morongo. Comment
  RSA0107274  Boechera johnstonii John F. Emmel 2001-4-28 1699 Riverside San Jacinto Mts.; Garner Valley; NE-facing slope 0.2 air mile S of trailhead parking area for Ramona Trail. 1377 Comment
  POM763  Boerhavia coccinea I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  UCD98027  Boerhavia coccinea T. C. Fuller 1968-7-17 17388 Riverside Behind post office, 288 E. Main St., San Jacinto. Comment
  UC2026402  Boerhavia coulteri Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10051 A Riverside COLORADO DESERT, CHUCKWALLA MOUNTAINS: Northwest base of the range, south of Eagle Mine Road exit on Interstate 10. Comment
  RSA38714  Boerhavia triquetra P. A. Munz 1946-10-21 11589 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  UCR19111  Boerhavia wrightii John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  UCR274420  Boerhavia wrightii Duncan S. Bell, Evan Meyer 2014-10-22 7653 A Riverside southwestern section of Orocopia Mountains, c. 3.6 air miles north-northeast of Dos Plmas 404 Comment
  RSA356651  Boisduvalia densiflora Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47304 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  CLARK-A1528-4512  Bouteloua barbata John C. Roos 1946-9-14 3025 Riverside San Jacinto Mountains 1219 Comment
  SEINET4560370  Bouteloua barbata Aaron C. Sedwick, Cody Leslie 2012-1 120 Riverside Mojave Desert; Southcentral Mojave Desert region: South of 29 Palms Hwy 62 in a wash ~ 3 mi. east of Chadwick Rd. West of Ironage road ~1500 ft 243 Comment
  RSA0026138  Bouteloua barbata var. barbata Deidre Conocchioli, Caitlin Elam 2013-10-1 74 Riverside East of Little Chuckwalla Mtns. From Blythe, CA. Take I-10 W for 17.8 miles, take the Wiley's Well Rd exit., Turn left (S) on Wiley's Well Rd. Travel for 1.3 miles on paved road, then continue onto the unpaved portion of the road for 4.5 miles. Collection site on right (E) side of road. 177 Comment
  SD185110  Bowlesia incana A. C. Sanders 2005-4-21 29573 Riverside Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 miles easoutheast of Gavilan Peak. 622 Comment
  JEPS7070  Brandegea bigelovii Francia Chisaki, Peter Kamb 1952-4-6 2196 Riverside road from Mecca to Blythe (Box Canyon); Box Canyon Comment
  JOTR31888  Brandegea bigelovii La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2138 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Rockhouse Canyon; steep-walled canyon and sandy wash along an old road Comment
  SD212527  Brassica fruticulosa Mike Misenhelter 2007-1-16 Riverside San Bernardino Valley: Redlands, Burrage Mansion, an old 17 acre estate in the hills above San Timoteo Canyon, adjacent to Hillside Cemetary and south of Crescent Ave., E of Crown Street, West of San Mateo Street, circa 0.5 miles South of Highland Avenue 487 Comment
Read comments Apr 17 2019
  UCR187486  Brassica geniculata Diane Menuz 2006-6-21 178 Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  SBBG82062  Brassica nigra O. F. Clarke 1985-5-13 Riverside San Jacinto River Valley, gun club ponds E of Davis Rd, a short distance N of Lakeview, E of the Bernasconi Hills 426 Comment
  OBI78678  Brassica tournefortii Scott D. White 1995-3-30 2647 Riverside San Jacinto Valley: Moreno Valley, hille ca. 0.7 air mile directly S of 60 Fwy and west bend on Moreno Beach Dr. 579 Comment
  UCR167071  Brassica tournefortii Scott D. White 2005-3-29 10826 Riverside San Gorgonio Pass, Cabazon: alluvial fan and benches west of San Gorgonio river and south of I-10 fwy. west of existing gravel quarry, likely to be proposed for quarry expansion 598 Comment
  UCR263501  Brassica tournefortii David Fraker, Aaron C. Sedgwick 2012-3-22 09 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  RSA0127781  Brassica tournefortii G. Rink 2013-3-17 11865 Riverside About ten miles west of Blythe, on the proposed Quartzite solar power plant. 125 Comment
  CAS-BOT-BC106193  Brickellia desertorum Edmund C. Jaeger 1921-10-9 118 Riverside Palm Springs, Colorado Desert Comment
  JOTR16570  Brickellia desertorum Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECT 1/2 MILE WEST OF SPLIT ROCK 1341 Comment
  POM229527  Brickellia desertorum Noel Wallace 37 Riverside Hester's Spring, Box Springs Mt. Comment
Read comments Sep 7 2011
  RSA78377  Brickellia desertorum J. C. Roos 1950-11-25 5026 Riverside N end Perris Blvd, Sunnymead. 610 Comment
  UC1010321  Brickellia desertorum John and Lucille Roos 1950-10-28 5020 Riverside 1 mi se of Moreno (n base of Mt. Russell); Mt. Russell 548 Comment
  RSA339235  Brickellia incana R. F. Thorne 1979-8-23 53618 Riverside Cottonwood Springs Area Comment
Read comments Oct 9 2010
  UC205029  Brickellia incana L. G. Childs 1920-12-14 Riverside Salt Creek Wash, Colorado Desert Colorado Desert, Salt Creek Wash Comment
Read comments Sep 24 2007
  UCR17646  Brickellia incana Hap Ritter, Paul Mack 1976-5-18 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns., Red Cloud Wash [Mine] Road 549 Comment
  RSA198993  Brodiaea filifolia Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37432 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  RSA343862  Brodiaea santarosae Robert F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60644 Riverside Santa Rosa Plateau: Near vernal pools and in grassland of Mesa de Colorado. 625 Comment
  PASA508  Brodiaea synandra Frank W. Peirson 1922-5-19 Riverside 2 miles southeast of Perris Comment
  JOTR33668  Bromus berteroanus La Doux, Tasha 2005-9-1 1594 Riverside Joshua Tree National Park. Eagle Mountains, northwest end; 3.5 miles north of Cottonwood Visitor Center; granitic outcrops with sandy wash Comment
  CAS-BOT-BC149307  Bromus carinatus var. carinatus Ralph Hoffmann 1929-9-8 s.n. Riverside Mount San Jacinto. 1828 Comment
  UCR91861  Bromus hordeaceus A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18117 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA198990  Bromus hordeaceus subsp. molliformis R. F. Thorne 1968-5-8 37580 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  SEINET3923061  Bromus rigidus R. L. Piemeisel 1913-5-4 3586 Riverside Crestmore field.; 0 Comment
  RSA772131  Bromus rubens Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4864 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
  UCR2245  Bromus rubens F. M. Reed 1922-4-16 4692 Riverside Riverside, buckeye grove, Chicago Ave. 274 Comment
  UCR41308  Bromus rubens N. M. Fellows 1984-3-20 15 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mtns, 1 mi west of Snow Creek Village 488 Comment
  UCR91923  Bromus tectorum A. C. Sanders, O. F. Clarke, et al. 1996-4-13 18028 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  RSA600831  Caesalpinia virgata C. Epling, Wm. Robison, Wm. Stewart 1936-3-22 s.n. Riverside Mecca Hills: Painted Canyon; near Mecca. Comment
  SD185298  Calandrinia ambigua John F. Green 2005-2-2 Riverside Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, ca. 3 miles east of Desert Beach 24 Comment
  RSA198935  Calandrinia ciliata R. F. Thorne, E. W. Lathrop, Ora M. Clark, Sherwin Carlquist 1968-4-18 37434 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 609 Comment
  SDSU13678  Calandrinia ciliata Jutta Buschbom 1991-5-1 48 a Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  SEINET244316  Calandrinia ciliata A. C. Sanders, T. B. Salvato 2001-3-30 23874 Riverside Perris-Aguanga Basin; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada 366 Comment
  VVC421  Calandrinia ciliata F. Zaebst 1959-3-31 s.n. Riverside Santa Ana River Drainage, UC Riverside Campus; 30 yds SW of pond (5 yds NW of water pipe) which is 300 yds NE of Weber Hall. 328 Comment
  RSA593981  Callistemon citrinus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 956 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
Read comments Jun 5 2006
  UC1536040  Callitriche longipedunculata Robert F. Thorne 1973-5-23 45530 Riverside Santa Rosa Plateau-Mesa de Colorado 609 Comment
  SD90607  Callitriche marginata Robert F. Thorne, Earl Lathrop 1969-5-12 37926 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  SEINET3208897  Calocedrus decurrens G. Goodwin 2012-6-14 3452 Riverside San Jacinto Mountains, south of Idyllwild adjacent to highway 243 1680 Comment
  RSA0042617  Calocedrus decurrens Michelle Cleveland 1981-2-14 12 Riverside Idyllwild Visitor Center off Hwy 74. Collected 200 yds North of Vistor Center. 1900 Comment
  UCR178331  Calochortus concolor T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 614 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  RSA641300  Calochortus palmeri var. munzii Orlando Mistretta, Mark Elvin 1995-6-19 1781 Riverside San Jacinto Mountains: Highway 74 and Pacific Crest Trail. 1493 Comment
  UCR168414  Calochortus splendens Gale Sphon 1959-5-2 325 Riverside Peninsular Ranges; Santa Ana Mountains region, Cleveland National Forest, between Upper and Lower San Juan Camps, 'Orange County 488 Comment
  UCR6160  Calochortus splendens C. M. Bringle, H. Johnston 1967-4-22 B670422- 2 Riverside Peninsular Range, edge of Santa Ana Mtns., Temescal Canyon Road 3.6 mi north of Glen Ivy Hot Springs, 0.3 mi south of conveyor belt crossing road on W side of road 457 Comment
  RSA360017  Calochortus weedii Gale Sphon 1955-6-23 s.n. Riverside Horsethief Canyon, Elsinore Mountains. Comment
  RSA680491  Calochortus weedii var. weedii Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9594 Riverside Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  CAS-BOT-BC282921  Calycoseris wrightii Carl B. Wolf 1932-4-29 3107 Riverside E Colorado Desert. Blythe - Rice Rd. 9 miles S of Browns Well 243 Comment
  RSA776960  Calycoseris wrightii Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 910 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  CLARK-A1528-3815  Calyptridium monandrum John C. Roos 1952-4-23 5581 Riverside Box Springs Mountains Comment
  JOTR30966  Calyptridium monandrum La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1941 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  UCR116826  Calyptridium monandrum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23927 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR80810  Calyptridium monandrum Scott D. White 1993-5-29 1441 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  UC454255  Calyptridium monospermum I. J. Condit 1910-6-22 Riverside San Jacinto Mountains, (to summit) San Jacinto Mountains 2438 Comment
  UC489218  Calyptridium monospermum C. V. Meyer 1928-7-27 550 Riverside San Jacinto Peak; Southern California, San Jacinto Peak 3230 Comment
  UCR250587  Calystegia macrostegia A. C. Sanders 2013-6-20 40834 Riverside Peninsular Range, Alberhill, along lower part of 'new' Nichols Rd. extension, just west of Collier Ave. intersection, NE of Pierce St. intersection 386 Comment
  POM78927  Calystegia macrostegia subsp. tenuifolia I. M. Johnston 1925-7-1 s.n. Riverside Along Ontario Road, 3 miles W of Riverside. Comment
  SD122189  Calystegia macrostegia subsp. tenuifolia James C. Dice, Tu Chung 1987-10-19 740 Riverside Santa Margarita Ecological Reserve; along road to Field Station, ca. 0.4 km eastnortheast of Field Station site. 349 Comment
  UC23142  Calystegia occidentalis subsp. fulcrata H. M. Hall 1901-6 Riverside vicinity Strawberry Valley (San Jacinto Mountains); , vicinity Strawberry Valley 1584 Comment
  UCR137361  Calystegia occidentalis subsp. fulcrata 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
  CAS-BOT-BC199284  Calystegia sepium subsp. limnophila Emily Smith September 1921 s.n. 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
  RSA524613  Camissonia Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3936 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  CSUSB171  Camissonia bistorta Eric Trubschenck 1972-5-8 10 Riverside 12 miles east of Riverside, one mile south of intersection of Alessandro Blvd. and Wilnot Street. Canyon north-running in east-to-west granite hills. 365 Comment
  UCR117089  Camissonia bistorta A. C. Sanders, T. B. Salvato 2001-5-16 24297 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
  UCR121187  Camissonia bistorta D. E. Bramlet 1997-3-13 2486 Riverside Perris-Aguanga Basin region, Lake Skinner Co. Park, knoll at NE end of the Equestrian Trail, 1,600 ft. (~0.3 mi.) north of Tucalota Creek and 5,400 ft. (~ 1 mi.) east of Lake Skinner. 500 Comment
  UCR21982  Camissonia bistorta Steve Boyd 1980-4-8 111 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  CSUSB179  Camissonia brevipes Michael J. Arbaugh 1978-5-27 Riverside Coachella Valley Coachella Valley; 2 miles east of Dillon Road and 1000 Palms Canyon Road intersection, about 5 miles east of 1000 Palms; found on the side of a canyon wall. Comment
  HSC28012  Camissonia brevipes Richard Spjut 1973-4-5 3263 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  RSA135607  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-24 11469 Riverside Colorado Desert. At edge of canyon, on road to Cottonwood Springs, 4.5 miles S of State Highway 195. Comment
Read comments Jun 9 2012
  RSA136654  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-1 11749 Riverside Colorado Desert. Alluvial fan along US Highway 95, 16.1 miles north of Blythe. Comment
  RSA504968  Camissonia brevipes subsp. brevipes D. Charlton 1988-2-18 1150 Riverside Little San Bernardino Mountains. south side of range. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Monument, parallel to I-10. 5 miles E of Junction of Dillon Road and Fargo Canyon Road. 762 Comment
  RSA0021215  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11865 Riverside Colorado Desert, one plant with parents, sandy wash. Fried Liver Wash, Pinto Basin, Joshua Tree National Monument. Comment
  UCR208011  Camissonia californica E. W. Lathrop 1975-8-15 7468 Riverside Peninsular Ranges: Santa Ana Mts. region, 5 miles W of Murrieta, Los Gatos Road, on south slope of Mesa de Colorado. Comment
  CAS-BOT-BC174795  Camissonia cardiophylla Steve Boyd; Tammy Morgan; Aydee Virgen; Sarah DeGroot; Valentin Arvizu; Tim Thibault 2004-5-14 11240 Riverside Colorado Desert: Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at... Comment
  RSA454731  Camissonia cardiophylla Aloys Nicholson 1930-4-6 s.n. Riverside 1000 Palms. Colorado Desert. Comment
  RSA454741  Camissonia cardiophylla M. B. Dunkle 1935-3-30 4423 Riverside Pinto Basin. Colo. Desert. Comment
Read comments Dec 12 2011
  RSA75387  Camissonia cardiophylla F. W. Peirson 1930-3-29 8687 Riverside Painted canyon, near Mecca. Comment
  RSA0014466  Camissonia cardiophylla subsp. cardiophylla Justin M. Wood, J. Miner 2010-4-29 1540 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  SEINET10453218  Camissonia cardiophylla subsp. cardiophylla Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 22 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. Along gravelly wash in creosote bush scrub. 380 Comment
  POM14292  Camissonia chamaenerioides P. A. Munz, D. Keck 1922-4-9 4853 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  RSA778250  Camissonia chamaenerioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 917 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  CAS-BOT-BC154113  Camissonia claviformis N. Aitkenhead 1977-2-1 s.n. Riverside ~2 mi. W. of junction of 1000 Palms Rd & T/L Comment
  SEINET3093255 Image available Camissonia claviformis John Adams 1966-3-12 446 Riverside Hwy 74, 2 mi. above Palm Desert. Comment
  UCR104013  Camissonia claviformis George K. Helmkamp 1998-4-4 3136 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR90171  Camissonia claviformis R. W. Scora 1966-4-1 3008 Riverside Sonoran (Colorado) Desert, Coachella Valley, 3-4 km east of Thousand Palms on Ramon Road; near Hidden Spring Oasis 60 Comment
  POM257260  Camissonia claviformis subsp. aurantiaca Margaret Stason 1927-3-12 s.n. Riverside Painted Canyon, Colorado Desert. Comment
  RSA145195  Camissonia claviformis subsp. aurantiaca E. G. Linsley, J. W. MacSwain 1959-1-17 58 -16 (17) Riverside 20 miles west of Blythe. Comment
  UCR104035  Camissonia claviformis subsp. claviformis George K. Helmkamp, E. A. Helmkamp 1998-2-5 2655 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  UCR84586  Camissonia confusa Scott D. White, S. Ogg 1994-4-21 2011 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR22073  Camissonia ignota Steve Boyd 1980-4-27 147 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  RSA736315  Camissonia intermedia Scott D. White, Justin M. Wood 2008-3-25 11778 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  RSA85157  Camissonia intermedia J. C. Roos 1952-4-16 5546 Riverside Reche Canyon. 457 Comment
  RSA700062  Camissonia pallida Scott D. White, Michael Honer 2003-4-25 9092 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
  SEINET12189028  Camissonia pallida E. A. Purer 1935-1 6484 Riverside near Palm Springs Comment
  POM37762  Camissonia pallida subsp. hallii Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  POM305591  Camissonia pallida subsp. pallida Henry J. Ramsey, Henry J. Ramsey 1937-2-26 891 Riverside Whitewater. Comment
  RSA465905  Camissonia pallida subsp. pallida M. B. Dunkle 1933-3-5 3073 Riverside Colorado Desert, Palm Springs. 91 Comment
  RSA449057  Camissonia refracta N. C. Cooper 1949-4-8 3284 Riverside Shaver's Summit east of Indio. 610 Comment
  RSA617858  Camissonia refracta Walter Wisura 1998-3-28 5115 Riverside 3.1 mi W of Corn Spring S of I-10. Comment
  RSA675983  Camissonia refracta Scott D. White 2001-4-17 8347 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
  POM173309  Camissonia strigulosa Marcus E. Jones 1926-1-11 s.n. Riverside Palm Canyon. Comment
  RSA585788  Camissonia strigulosa D. L. Banks, Steve D. Boyd 1995-5-9 416 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 738 Comment
  SEINET242066  Camissonia strigulosa A. C. Sanders 2001-3-30 23862 Riverside Perris-Aguanga Basin Region: Temecula, Long Canyon W of Del Rey Rd., bottom of canyon W of junction of Av. Pina Colada 366 Comment
  UCR127351  Camissonia strigulosa A. C. Sanders, D. Malueg 2003-5-8 26561 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  SD148106  Camissoniopsis hirtella A. C. Sanders, T. B. Salvato 2000-5-25 23427 Riverside Menifee Valley, south of Newport Road, north of Holland Road and east of Bradley Road, 2.0 miles due east of Railroad Canyon Lake. 438 Comment
  UC874054  Camissoniopsis hirtella P. A. Munz 1922-7-1 5940 Riverside Santa Rosa 1889 Comment
  SDSU3373  Camissoniopsis ignota H. L. Wedberg 1958-3-30 189 Riverside Adjacent to stream bed between the northwest end of Upper San Juan Campground and Hwy 74. Comment
  UC206791  Camissoniopsis ignota unknown 1905-5-18 Riverside Wilder's Comment
  RSA535488  Cardamine californica var. integrifolia Steve Boyd, Timothy S. Ross, Orlando Mistretta 1992-2-2 6636 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
  JOTR32971  Carex douglasii La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2722 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  CAS-BOT-BC20710  Carex fracta D. E. Breedlove 1961-7-29 871 Riverside San Jacinto Mountains. Fuller Mill Creek where it crosses Riverside Highway #1. 1645 Comment
  SEINET3219439 Image available Carex fracta M. G. McLeod 1971-6-22 470 Riverside Idyllwild Comment
  SEINET7568450 Image available Carex multicaulis Unknown 1969-6-24 38117 Riverside San Bernardino National Forest, San Jacinto Mts, above James Reserve in Hall Canyon. 1676 Comment
  CAS-BOT-BC32224  Carex multicostata Frederick Morris Reed 1908-7-11 2483 Riverside Summit of San Jacinto Mt. 2621 Comment
  UCD140768  Carex praegracilis E. W. Lathrop 1960-6-9 4968 Riverside 14 miles west of Murrieta. Comment
  RSA614159  Carex triquetra Darin L. Banks 1997-2-23 1318 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
  UCR151364  Carex triquetra Scott D. White, T. B. Salvato 2001-6-8 8585 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley 579 Comment
  UCR114171  Castela emoryi B. G. Pitzer, J. Ross 1998-3-8 3594 Riverside Sonoran (Colorado) Desert, Hayfield Lake, on the lakebed, SE of pumping station, near center of lake 396 Comment
  CLARK-A1528-842  Castilleja affinis Michelle Loef 1973-5-12 120573-6 Riverside San Jacinto Mountains| Mountain Center 1487 Comment
  UCR174425  Castilleja affinis A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32481 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
  POM12217  Castilleja applegatei subsp. martinii Mary F. Spencer 1921-7-1 1669 Riverside Idyllwild. 1616 Comment
  UC1374894  Castilleja applegatei subsp. martinii Noel H. Holmgren and Liew Fah Seong 1969-6-17 3578 Riverside 0.25 mi above Bay Tree Spring (County Rd R1); San Jacinto Mountains Comment
  SBBG103912  Castilleja exserta S. D. White 1993-4-20 1214 Riverside SE of Estelle Pk, Gavilan Hills 792 Comment
  UCR156094  Castilleja exserta T. B. Salvato, Kent Beaman 2005-5-16 810 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
  JEPS10327  Castilleja exserta subsp. exserta I. W. Clokey 1930-4-9 4712 Riverside Moreno Grade 700 Comment
Read comments Mar 20 2011
  UCSB12570  Castilleja foliolosa Creighton, B. 1961-5-6 Riverside 7.9 miles south of Banning on Banning-Idyllwild road; about 25 miles east of Riverside 1158 Comment
  POM90991  Castilleja foliolosa E. C. Jaeger 1925-12-22 s.n. Riverside Aguanga. 793 Comment
  UC885469  Castilleja minor subsp. spiralis I. W. Clokey and E. G. Anderson 1935-8-21 6902 Riverside North Fork San Jacinto River 1500 Comment
  CLARK-A1528-2435  Caucalis microcarpa John C. Roos 1940-4-20 Riverside Reche Canyon Comment
  UC1584125  Caulanthus heterophyllus D. Bramlet, P. Jacks and S. Goode 1989-4-4 1795 Riverside located on below a small knoll at the sw corner Bachelor Mtn (s-facing slope); Bachelor Mtn. Quad., Lake Skinner, s-facing slope Bachelor M 481 Comment
  SBBG70228  Caulanthus lasiophyllus M. N. Ackley 1927-3-13 142 Riverside Coral Reef Ranch, Coachella Valley -13 Comment
  PASA1640  Ceanothus crassifolius Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  POM305340  Ceanothus crassifolius Henry J. Ramsey, Henry J. Ramsey 1938-2-25 678 Riverside Temecula Comment
  SDSU10234  Ceanothus crassifolius Leslie D. Hickson 1992-3-9 09 III92A Riverside About 2.0 miles W oof Temecula, on Rancho California Rd. Found on the SW corner of Rancho California and Via Santa Rosa, ca. 100 ft off road. 475 Comment
  UCR174370  Ceanothus crassifolius A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32658 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
  UCR16497  Ceanothus cuneatus P. A. Rauch 1966-4-5 s.n. Riverside San Jacinto Mtns., [Hwy 74] at hairpin turn [White Post Turn], roadside 1098 Comment
  SEINET10805182  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2007-3-21 Burge DOB 803 d Riverside San Jacinto Mountains, at intersection of Chimney Flats Road and USFS Road 5S13, 2.8 road miles (4.5 km) from Hwy 243 via Toll Gate Road, Apela Drive, and USFS roads 5S24 and 5S13, 4.57 km 257 deg. (True) WSW of Idyllwild. 1440 Comment
  SDSU10346  Ceanothus greggii Wende Rehlaender 1983-3-3 83 Riverside San Jacinto Mtns. off Hwy 74, about 3000ft above Banning. Comment
  RSA0019597  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1037 Riverside Hemet-Anza, Bautista Creek Road. Comment
  RSA606744  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27411 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
  SJSU15170  Ceanothus ophiochilus Steve Boyd, Tim Ross & Laurel Arnseth 1989-3-31 3097 Riverside Vail Lake area 1 mi W of Lake 624 Comment
  UC1611573  Ceanothus ophiochilus Steve Boyd, Tim Ross 1993-3-23 7892 Riverside Palomar Range s of Vail Lake (at n base of Agua Tibia Mt., Agua Tibia Wilderness Area, Cleveland National Forest, along trail extending s from end of Woodchuck Road); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Mt. 609 Comment
Read comments Sep 20 2010
  UCD112284  Ceanothus ophiochilus Steve Boyd; Tim Ross, Laurel Arnseth 1989-3-31 3097 Riverside Vail Lake area, 1 mi. W of lake. 609 Comment
  RSA761894  Ceanothus palmeri Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 707 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CAS-BOT-BC126849  Ceanothus pauciflorus Nancy Ryan Zabriskie; Walter Zabriskie 1970-5-2 292 Riverside Up canyon from turnout parking area which is 1/2 mi. up Sta. Rosa Mt. road from Hwy. 74, Santa Rosa Mountains 1371 Comment
  UC219297  Ceanothus perplexans P. A. Munz and I. M. Johnston 1922-5-19 5448 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  UCR30792  Ceanothus perplexans A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3866 Riverside San Jacinto Mtns., Mt. Edna Road, 0.2 mi west of Hwy 243, about 5 mi above Banning. 1067 Comment
  SD152768  Ceanothus tomentosus Steve Boyd 1992-3-21 6739 Riverside Santa Ana Mountains, San Mateo Cyn Wilderness Area. Tenaja Cyn, along trail from wilderness boundary downstream towards Fisherman's Camp. 366 Comment
  SD144500  Cenchrus echinatus A. C. Sanders, P. MacKay, T. Thomas, G. Helmkamp 1997-2-8 19766 Riverside Colorado Desert: Palm Springs area, Indian Ave. at I-10 Freeway, Garnet. 188 Comment
  RSA598145  Cenchrus spinifex D. L. Banks, Lauren Raz 1996-8-29 1133 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; Along Los Caballos Road, approximately 0.5 m S of Hwy. 79, 100 m N of the Golf Course access road;, along the E side of the road under the drip irrigation line to a vineyard. 399 Comment
  RSA25594  Centaurium venustum Carl B. Wolf 1941-6-27 10897 Riverside Santa Ana Mts. Ortega Hwy, 3.3 miles E of Orange County line. 579 Comment
  SD239576  Centromadia pungens subsp. laevis Karyn L. Drennen 2010-6-10 11 Riverside Santa Anna Mountains foothills: Murrieta Creeek, 320 m southeast of Clinton Keith Road bridge. 363 Comment
  UCR266912  Centromadia pungens subsp. laevis D. E. Bramlet 2005-5-24 3862 Riverside Perris-Aguanga Basin Region, Warm Springs Creek, west of I-15, between Golden Gate Circle and Nick Lane 323 Comment
  UC667250  Centrostegia thurberi var. thurberi Annie M. Alexander and Louise Kellogg 1941-5-15 2176 Riverside Colorado Desert, n base of Eagle Mountains Eagle Mountains; Colorado Desert, Eagle Mountains 914 Comment
  UCR35158  Cercocarpus betuloides L. B. Ziegler 1972-4-8 446 Riverside San Jacinto Mtns, S side of Thomas Mtn 1829 Comment
  CAS-BOT-BC143891  Cercocarpus betuloides var. betuloides Steve Boyd; Orlando Mistretta 1992-4-22 7005 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Indian Potrero Trail south from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  RSA208927  Cercocarpus minutiflorus Theadore H. Mortenson 1967-5-5 1516 Riverside North facing hillside in back of the Tenaja Guard Station, Santa Rosa Plateau region near Murietta. Comment
  RSA673499  Cercocarpus minutiflorus Scott D. White, Sandra Leatherman 2000-4-19 7665 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  UCR67363  Cercocarpus minutiflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-3-30 3962 Riverside Peninsular Range, Vail Lake area, westerly draining canyon at N base of 'Big' Oak Mtn. 674 Comment
  SD245306  Cereus A. C. Sanders 2010-5-31 38433 Riverside Riverside, yard at 5081 Magnolia Ave., at corner of Chapman Place. Large Victorian residence. 257 Comment
  CAS-BOT-BC276390  Chaenactis carphoclinia C. L. Hitchcock 1940-4-4 5948 a Riverside Pinto Basin Comment
  RSA0013751  Chaenactis carphoclinia April Garbat, Sarah J. De Groot 2013-3-27 29 -a Riverside Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road 398 Comment
  RSA796098  Chaenactis carphoclinia Duncan S. Bell 2009-4-20 304 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  SBBG7866  Chaenactis carphoclinia C. H. Muller 1952-4-6 9506 Riverside ca. 1 mi N of S entrance to Joshua Tree Nat Monument Comment
  SEINET4143283 Image available Chaenactis carphoclinia Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4615 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock 402 Comment
  POM351665  Chaenactis carphoclinia var. carphoclinia M. B. Dunkle 1935-4-17 4558 Riverside W. of Wiley Well. Colorado Desert. Comment
  SD258872  Chaenactis carphoclinia var. carphoclinia Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7643 Riverside Mecca Hills; Hills around Shaver's Well, along Box canyon Road; S edge of Shaver's Valley, E-NE of Mecca 294 Comment
  CAS-BOT-BC276939  Chaenactis fremontii John Thomas Howell 1928-3-11 3446 Riverside Garnet Station, Coachella Valley, Colorado Desert 213 Comment
  JEPS108701  Chaenactis fremontii C. Spurrier, M. J. Way 2001-6-13 2 Riverside Big Morongo Canyon Preserve, 1.3 km n of Indian Ave., just E of Hwy 62 525 Comment
  POM288432  Chaenactis fremontii Lyman Benson 1933-3-31 4166 Riverside US 66, 10 miles E of Palm Springs, San Jacinto Mt. Range, Colorado Desert Watershed. 244 Comment
  UCR237689  Chaenactis fremontii Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4422 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 488 Comment
  UCR268784  Chaenactis fremontii Jim Andre 2015-3-2 31350 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  UCR140295  Chaenactis glabriuscula A. C. Sanders 2004-4-9 27470 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side 473 Comment
  UCR140319  Chaenactis glabriuscula A. C. Sanders, Guy Bruyea 2004-4-2 27407 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
  UCR80808  Chaenactis glabriuscula Scott D. White 1993-5-29 1449 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  RSA180441  Chaenactis glabriuscula var. glabriuscula E. W. Lathrop 1965-5-30 5773 Riverside 6 miles W of Murrieta. Comment
  UC124597  Chaenactis glabriuscula var. glabriuscula Geo. R. Hall 1908-1-1 8486 Riverside Riverside Comment
  UC1979614  Chaenactis glabriuscula var. glabriuscula D. L Banks, Steve Boyd 1995-5-3 0191 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
  UC74100  Chaenactis glabriuscula var. glabriuscula M. F. Gilman 1904-1-1 2 Riverside Banning Comment
Read comments Mar 13 2011
  UCD130387  Chaenactis glabriuscula var. glabriuscula R. L. Smith 1960-4-15 4 Riverside Cabazon. 243 Comment
  RSA49385  Chaenactis macrantha Philip A. Munz 1949-4-12 13027 Riverside North base of Eagle Mts., Mojave Desert 945 Comment
  LA203101  Chaenactis parishii Elizabeth McClintock; 1940-5-19 sn Riverside about 2 mi. from Pines to Palms Highway on Santa Rosa Mt. Road Comment
  RSA0013752  Chaenactis stevioides April Garbat, Sarah J. De Groot 2013-3-27 29 -b Riverside Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road 398 Comment
  RSA777813  Chaenactis stevioides Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 852 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
  SD128740  Chaenactis stevioides Darley F. Howe 1980-4-15 Riverside 1.0 mile west of Mesa Verde, south slope of McCoy Mountains, Highway 10. (IPB 10/07) Comment
  UCR214425  Chaenactis stevioides A. C. Sanders, Richard Dwerlkotte 2010-3-22 37506 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2 mi. SE of Sidewinder Well, south of Palen Dry Lake, SW of Palen Mtns. 142 Comment
  RSA0127782  Chaenactis stevioides G. Rink 2013-3-17 11864 Riverside About ten miles west of Blythe, on the proposed Quartzite solar power plant. 125 Comment
  UC868576  Chamaesyce Ivan Johnston 1917-4-4 Riverside Palm Canyon Colorado Desert Comment
  SEINET3102124  Chamaesyce abramsiana Marc A. Baker, Alice Karl 2011-10-5 17473 Riverside Just west of Black Creek Road, 8.7km northwest of the summit of McCoy Peak, 21km northwest of Blythe, lower bajada on the east flank of the McCoy Mountains. 170 Comment
  RSA619314  Chamaesyce albomarginata A. C. Sanders, K. C. Rose 1998-9-29 22239 Riverside West edge of Hemet, east side of Warren Rd. between Esplanade Ave. and the Tres Cerritos Hills. Comment
  SEINET7062847  Chamaesyce albomarginata A. G. Vestal 1947-3-29 s.n. Riverside About 0.3 mile west of Lake Elsinore. Railroad Canyon. UTM Zone 11, 464455mE, 3724990mN. (WGS84/NAD83). 393 Comment
  RSA0062789  Chamaesyce micromera Duncan S. Bell, Evan Meyer 2014-10-21 7652 Riverside Orocopia Mountains; western section of range, in the southeastern section of the Mecca Hills; about 6.5 air miles northwest of Dos Palmas Springs. 33 Comment
  RSA339339  Chamaesyce polycarpa var. hirtella R. F. Thorne, W. A. Tilforth 1980-5-28 54187 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  RSA716185  Chamomilla suaveolens Scott D. White, Angelia Carey 2004-4-5 10035 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  CAS-BOT-BC66311  Cheilanthes clevelandii Steve Boyd; C. Boyd; B. Roy 1896-2-2 1201 Riverside Highway 79: At Riverside-San Diego County Line Comment
  UC667376  Cheilanthes covillei Annie M. Alexander and Louise Kellogg 1941-5-21 2211 Riverside canyon n slope of Eagle Mts Colorado Desert, Eagle Mts 1280 Comment
  RSA736704  Cheilanthes newberryi Scott D. White 2004-4-26 10246 Riverside Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  UCR214309  Cheilanthes newberryi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38402 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
  CAS-BOT-BC68096  Cheilanthes parryi Elizabeth Parsons Hawver 1917-4-1 s.n. Riverside Palm Springs Comment
  UC433200  Cheilanthes parryi J. G. Lemmon 1876-4-26 Riverside San Gorgonio Pass; Mt San Jacinto Comment
  POM9750  Cheilanthes parryi Philip A. Munz 1921-12-31 4700 Riverside Andreas Canyon, Colorado Desert. Comment
  IRVC26892  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2000-5-30 23435 Riverside S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake Menifee Valley 439 Comment
  SEINET3106007  Chenopodium berlandieri Faulkner 1978-3-15 283 Riverside 1 mile west of Hwy 95, 25 miles N of Blythe. 152 Comment
  UCR20857  Chenopodium berlandieri A. C. Sanders 1978-8-27 00277 Riverside San Jacinto Mountains, James Reserve, above Lake Fulmor 1646 Comment
  POM319737  Chenopodium macrospermum var. farinosum Patricia Wilder 1970-10-15 4760 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  UCR230898  Chenopodium murale Dave Silverman, Onkar Singh 2010-3-25 7847 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, 220 m east of Black Creek Rd, 6.6 km west of McCoy Wash, and 8.2 km north of I-10 160 Comment
  CLARK-A1528-2280  Chilopsis linearis John C. Roos 1952-6-21 5783 Riverside San Timoteo Canyon Comment
Read comments Oct 22 2014
  RSA722348  Chilopsis linearis J. Russell Bruff 1931-4-25 458 Riverside Whitewater Wash 3 mi. west of Palm Springs. Comment
  SEINET12271194  Chilopsis linearis L. S. Rosa 1936-1 36793 Riverside Palm Canyon Desert Comment
  UC284804  Chilopsis linearis subsp. arcuata P. A. Munz and R. D. Harwood 1923-6-29 7304 Riverside Aguanga Comment
  UCD121647  Chilopsis linearis subsp. arcuata Richard Bates 1949-4-26 s.n. Riverside Between Cathedral City and Palm Springs. Comment
  UC63821  Chimaphila menziesii H. M. Hall June, 1901 Riverside San Jacinto Mts., Dark Canyon Comment
  UCR137380  Chloracantha spinosa Chris E. True, Laurel Salzman 2004-7-16 s.n. Riverside Perris Valley, 1 mile SE of Perris, San Jacinto River channel between Murrieta Rd. and Goetz Rd., SW of Case Rd. near the Perris Valley Airport 430 Comment
  UCR126989  Chloris truncata A. C. Sanders, Guy Bruyea 2003-6-12 26893 Riverside Perris-Aguanga Basin Region, Winchester, SE side of town between Simpson Ave. and Olive Ave., east of Hwy 79/Winchester Rd. 450 Comment
  UC1131367  Chloris virgata H. S. Yates 1937-6-28 6740 Riverside near Indio; Thermal Quad. Comment
  UCR133333  Chorizanthe fimbriata John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR174254  Chorizanthe fimbriata A. C. Sanders, T. B. Salvato 2006-6-2 33069 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  UCR274147  Chorizanthe leptotheca T. B. Salvato, Gregg Miller 2005-6-7 1431 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
  UCR93059  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Peninsular Range, Temescal Canyon, east side of Indian wash between I-15 and Temescal Canyon Road 351 Comment
  NY468298  Chorizanthe parryi F. M. Reed 05 1904 s.n. Riverside Rubidoux Mountain [=Mount Rubidoux] 518.2 Comment
  RSA708431  Chorizanthe parryi var. parryi Scott D. White 2005-3-29 10852 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. 585 Comment
  RSA720446  Chorizanthe polygonoides var. longispina Naomi Fraga, Valentin Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1697 Riverside East of Fobes Ranch Road, about 1/2 mile south of Fobes Ranch. 1616 Comment
  UCR139187  Chorizanthe polygonoides var. longispina Virginia Moran 2003-4-2 s.n. Riverside Peninsular Range, Warm Springs Preserve (managed by Center for Natural Lands Management), approximately 8 km north of Temecula and 3 km northeast of the [west?] end of Hunter Road 396 Comment
  UCR14326  Chorizanthe polygonoides var. longispina O. F. Clarke, Paul Romero 1972-4-19 s.n. Riverside Gavilan Hills, Harford Springs, 25 miles southeast of Riverside 640 Comment
  UCR217540  Chorizanthe polygonoides var. longispina Diane Menuz 2008-3-24 376 Riverside Perris-Hemet Basin, East of Briggs Rd,. c. 1 km south of Scott Rd. 432 Comment
  UCR50734  Chorizanthe procumbens S. J. Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau, W of Murrieta, 0.25 mi. north of the intersection with Avenida Arboles Comment
  CAS-BOT-BC246234  Chorizanthe rigida John H. Thomas 1957-3-30 6530 Riverside 0.8 miles east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. Colorado Desert. 518 Comment
  CAS-BOT-BC246240  Chorizanthe rigida Frank W. Peirson 1922-4-11 2863 Riverside Deep Canyon Wash, 12 miles southeast of Palm Springs 243 Comment
  RSA65245  Chorizanthe rigida F. W. Peirson 1927-4-12 7174 Riverside Painted canyon, near Mecca. Comment
  RSA339670  Chorizanthe xanti var. leucotheca Robert F. Thorne, C. W. Tilforth 1980-5-28 54223 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA0094268  Chrysothamnus Duncan S. Bell 2015-9-30 8672 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  CLARK-A1528-1730  Chrysothamnus paniculatus John C. Roos 1942-10-23 2578 Riverside Dry Morongo Canyon Comment
  RSA5581  Chrysothamnus paniculatus C. B. Wolf 1932-10-13 4314 Riverside 0.5 mile before reaching Cottonwood Springs, Eagle Mountains, Colorado Desert 290 Comment
  SEINET11860603  Chrysothamnus paniculatus L. S. Rose 1935-12-21 35677 Riverside Colorado Desert, Whitewater Wash, 3 mi SE of Palm Springs Station 305 Comment
  UCR279590  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-28 43157 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  CHSC64325  Chylismia cardiophylla subsp. cardiophylla Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 22 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Along wash. 380 Comment
  JOTR34374  Chylismia claviformis subsp. aurantiaca Andre, Jim 2012-4-16 20894 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UC1004763  Chylismia claviformis subsp. aurantiaca Edmund C. Jaeger 1939-12-3 Riverside wash Orocopia Mts. 365 Comment
  UC1184362  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-2-15 11584 Riverside along US Hwy 60 24.7 mi e turn to Corm Springs; Chuckwalla Mountains Comment
  UC217899  Chylismia claviformis subsp. aurantiaca P. A. Munz, D. Keck 1922-4-14 4994 Riverside Indian Wells Colorado Desert 91 Comment
  UCSB4509  Chylismia claviformis subsp. aurantiaca Krogen, Roger 1957-1 Riverside 4 mi. S of Jct. of HWY 195 and HWY 60-70; at N edge of Orocopia mts Comment
  UCD130580  Cirsium occidentale var. coulteri E. W. Lathrop 1966-4-27 6210 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1219 Comment
  SD229079  Cirsium vulgare Dick Schwenkmeyer 2012-8-27 803 Riverside 3.2 miles southeast of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1887 Comment
  POM8511  Cistanthe monandra P. A. Munz, R. D. Harwood 1920-4-4 3524 Riverside Pass south of Palm Springs. 152 Comment
  RSA771030  Cistanthe monandra Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4537 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR59226  Clarkia Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW slope of Mesa de Burro 579 Comment
  JEPS1949 Image available Clarkia purpurea subsp. quadrivulnera H. M. Hall 1905-6-3 6240 Riverside vicinity Riverside (e base of mountain); Box Springs Mt.; Eastern base of Box Springs Mt., vicinty of Riverside 533 Comment
  OBI33538  Clarkia purpurea subsp. quadrivulnera Patricia Tomlinson 1981-5-24 33 Riverside SW Riverside Co. At Mesa Colorado, approx 1 mi S of Tenaja rd, 3 mi E of Squaw Mtn, area near vernal pools 652 Comment
  RSA585522  Clarkia purpurea subsp. quadrivulnera D. L. Banks, Steve D. Boyd 1995-5-9 383 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 701 Comment
  SDSU13908  Clarkia purpurea subsp. quadrivulnera Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2133 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR213472  Clarkia unguiculata A. C. Sanders 2010-5-19 38417 Riverside Peninsular Range/San Bernardino Valley, Riverside, western end of North Hill, edge of Fairmont Park, above intersection of Redwood Dr. and Randall Rd. 250 Comment
  UCR162410  Claytonia parviflora S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  SD73598  Claytonia parviflora subsp. parviflora Helen V. Witham 1970-5-1 848 Riverside steep north bank, Bautista Canyon, southeast of Hemet 800 Comment
  POM49158  Claytonia parviflora subsp. tenuifolia P. A. Munz 1924-5-18 8145 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  UCR93017  Claytonia perfoliata subsp. perfoliata G. P. Schultz 1994-4-7 73 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  UCSB1947  Clematis lasiantha DeWitt, Jack 1959-5-18 Riverside 5.1 miles 1. of Banning on Rd. to San Jacinto Mtns. and Idyllwild 762 Comment
  UCR79476  Clematis ligusticifolia Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7676 Riverside Southern Santa Ana Mountains, San Mateo Wilderness Area; upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega. 671 Comment
  POM202553  Clematis pauciflora Marcus E. Jones 1934-2-18 s.n. Riverside Whitewater Canyon. Colorado desert. Comment
  UCR194815  Clematis pauciflora Scott D. White 2006-5-19 11476 Riverside Perris Basin/San Jacinto Mtn Foothills, [Santa Rosa Hills, c. 2 miles south of Hemet, c. 1 mile east of State St., vicinity of Hemet Butte and Gibbel Road] 610 Comment
  JOTR31071  Coleogyne ramosissima La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2334 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  UCR89597  Coleogyne ramosissima Bern Schwenn 1994-4-29 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument, E side of Lost Horse Valley, along Cal Riding and Hiking Trail, just east of Ryan Campground 1341 Comment
  UCR35229  Collinsia heterophylla L. B. Ziegler 1978-5-4 591 Riverside Peninsular Range; San Jacinto Mountain foothills, south of Hemet near Radec, near Temecula River 610 Comment
  UC1608302  Collinsia parryi Steve Boyd and Orlando Mistretta 1992-4-23 7072 Riverside following San Mateo Trail upstream to confluence with Bluewater Canyon (along San Mateo Creek from Riverside County line, San Mateo Canyon Wilderness Area, Southern Santa Mts); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area 243 Comment
  UCR274069  Conium maculatum Dave Goodward 2016-7-30 716- 1 Riverside San Jacinto Mountains, Garner Valley, c. half mile east of the eastern end of Lake Hemet and c. 0.7 mi southwest of Hwy 74, headwaters of the South Fork of the San Jacinto River 1327 Comment
  HSC80296  Convolvulus arvensis Steve Boyd 1985-7-23 1003 Riverside 5.2 mi. W of Rancho California on De Luz Rd. 396 Comment
  RSA512133  Convolvulus arvensis Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
Read comments Aug 26 2010
  UC1931131  Convolvulus arvensis Scott D. White, Justin Wood 2008-6-17 12162 Riverside San Jacinto Mountains: Garner Valley- Kenworthy Station (USFS) Butterfly Peak. Comment
  UCR107825  Convolvulus arvensis D. L. Banks 1997-5-5 1953 Riverside NW Palomar Mtns., Agua Tibia Mtns: NW foothills of Dorland Mtns, at intersection of Los Caballos Road and Anza Road, just south of the golf course. 427 Comment
  UCR99568  Convolvulus arvensis Julie A. Greene, S. D. White 1993-7-5 1395 Riverside San Jacinto Valley, San Jacinto Wildlife Area, W side of dirt road. 445 Comment
  UCR65286  Convolvulus simulans Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3890 Riverside Peninsular Range, Vail Lake area, cinder cone ridge at north side of mouth of Temecula Creek Canyon and adjacent benches on S flank of 'Big' Oak Mtn. 549 Comment
  RSA552706  Conyza canadensis Steve Boyd, Timothy S. Ross 1992-2-21 6662 Riverside Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 701 Comment
  UC219572  Corallorhiza maculata P. A. Munz 1922-6-28 5865 Riverside Santa Rosa Santa Rosa Mts. (along creek) 2133 Comment
  UCR151096  Cordylanthus nevinii Scott D. White, Julie Greene 1998-8-1 6968 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  UCR227807  Cordylanthus rigidus Duncan S. Bell, Joy England 2010-6-7 1271 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 1.4 air miles southeast of the junction of Hwy 74 and Forest Service Road 5S15 775 Comment
  RSA0010998  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Jeff Morawetz, Kathleen Ashbaker 2010-6-28 1433 Riverside San Bernardino National Forest: Garner Valley, approximately 2.8 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1374 Comment
  UCSB46757  Cordylanthus rigidus subsp. setiger Roos, John 1965-8-18 Riverside Thomas Valley, San Jacinto Mtns. Comment
  HSC85257  Coreopsis californica Steve Boyd 1986-4-22 1746 Riverside Stable alluvial benches of Indian Wash just S of Interstate Hwy 15 Comment
  POM305808  Coreopsis californica Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1051 Riverside Corona-Elsinore. Comment
  JOTR32156  Coreopsis californica var. californica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2310 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Sandy wash in wide canyon that feeds southwest into Wilson Canyon, with gneiss outcrops on either side of canyon (Stop 5) Comment
  POM356161  Corethrogyne filaginifolia M. M. Thompson 1947-8-23 c 2051 Riverside Los Alamos Canyon, Elsinore Mtns. 762 Comment
  SEINET2050217 Image available Corethrogyne filaginifolia Penny Stead 1970-4-15 Riverside Found in the hills above Fawcett Lab, U.C.R. 274 Comment
  UC76431  Corethrogyne filaginifolia Miss M. Alice King 1893-12-1 Riverside Menifee<?> Comment
Read comments Apr 3 2011
  SDSU13703  Corethrogyne filaginifolia var. filaginifolia James C. Dice, J. D. Tenhunen 1987-9-9 723 Riverside Ca. 1.6 km NNW of Royal Oak Ranch. T8S, R3W, northwest 1/4 of northwest 1/4 of section 35. 378 Comment
  UCR20953  Cornus sericea subsp. occidentalis A. C. Sanders 1978-7-5 00288 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  SD204868  Crassula aquatica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-6-5 55210 Riverside Peninsular Ranges; Santa Ana Mountains region: Southwest of Murrieta. Santa Rosa Plateau, Mesa de la Punta near southern edge of plateau, approached from De Luz road. 579 Comment
  CAS-BOT-BC427778  Crassula connata John H. Thomas 1959-3-23 7573 B Riverside Between Banning and Cabazon, about 2 miles east of Banning near railroad tracks. 609 Comment
  UCR111566  Crassula tillaea Mitch Provance 1999-5-4 1690 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA653588  Cressa truxillensis A. C. Sanders, D. E. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23182 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. [UTM 10km cell]. 436 Comment
  UC284252  Crocanthemum aldersonii P. A. Munz 1923-6-14 7054 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1219 Comment
  SD186166  Crocanthemum scoparium A. C. Sanders 2004-4-20 27535 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and north of the San Diego county line. 640 Comment
  CAS-BOT-BC175812  Crossosoma bigelovii Cecil Hart 1927-3-3 s.n. Riverside Morongo Valley near Whitewater Comment
  UC218066  Crossosoma bigelovii A. F. Gilman 1922-3-19 Riverside Andreas Canyon Palm Springs Comment
  UCR245236  Croton californicus Jim Andre 2012-3-19 21343 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  HSC92615  Croton setiger J. J. Jimenez-Osornio 1986-11-22 14 Riverside In parking lot at UCR 301 Comment
  CDA17343  Crypsis schoenoides M. Tracy 2004-8-2 PDR 1116196 Riverside West Coast Turf, 31755 Winchester Rd., Winchester. 0 Comment
  UCR69743  Crypsis schoenoides A. C. Sanders, Chet McGaugh 1991-7-19 11153 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 Comment
  JOTR35363  Cryptantha angustifolia Harding, Mitzi, M. Wheeler 2011-1-26 147 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  CHSC99603  Cryptantha barbigera LeRoy Gross 2005-3-3 1593 Riverside Colorado Desert; Northeastern Colorado Desert region: Palen Mountains, south side. Near end of old prospect road. Near 33.71244N, 115.11171W to 33.72053N, 115.11051W. General collecting along ridge with patino and a rejuvenate steep sided rocky, sandy canyon just to the east. All on a sparse vegetative pebbly plain bajada. 225 Comment
  JEPS67490  Cryptantha barbigera W. I. Follett 1942-3-22 128 Riverside 10.5 mi e Mecca; Colorado Desert Comment
  RSA23264  Cryptantha barbigera Ernest Braunton 1940-03 2041 Riverside Fan Canyon. 20 miles NE of Indio. Comment
  UCR47671  Cryptantha barbigera F. R. Fosberg 1932-3-13 10627 Riverside Sonoran (Colorado) Desert, Coachella Valley, Thousand Palms Canyon 213 Comment
  UCR279331  Cryptantha barbigera var. barbigera A. C. Sanders, Jim Malusa 2017-3-23 42912 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in U.S. Navy Aerial Gunnery Range, c. 2.3 miles east of Iris Pass 787 Comment
  RSA709186  Cryptantha barbigera var. fergusoniae A. C. Sanders 1987-02 6976 Riverside Sonoran (Colorado) Desert: foot of Rabbit Peak on the trail up from the mountain from the east. 61 Comment
  POM91011  Cryptantha costata E. C. Jaeger 1925-12-20 s.n. Riverside Point Happy. Comment
  RSA699333  Cryptantha decipiens J. R. Bruff 1928-4-2 s.n. Riverside Canyon wash 1 mile west of Morengo. Comment
  UCR108474  Cryptantha decipiens A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16222 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR267886  Cryptantha dumetorum Jim Andre 2013-3-4 23868 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  UCR41546  Cryptantha dumetorum A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6087 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  RSA13343  Cryptantha intermedia Percy C. Everett 1935-6-17 7165 Riverside Santa Ana Mts. Coldwater Canyon trail to Santiago Peak. 2 miles above Glen Ivy resort. 609 Comment
  RSA182347  Cryptantha intermedia J. D. Olmsted 1962-5-2 3445 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  RSA499593  Cryptantha intermedia H. de Forest, Jack Rempel 1934-4-14 s.n. Riverside San Gorgonio Pass. 640 Comment
  SBBG32018  Cryptantha intermedia V. Manns 1963-4-6 630406 #8 Riverside Hwy 74, ca. 15 mi above Hemet at 4000 ft elevation marker 1219 Comment
  SD126022  Cryptantha intermedia Dave Hawks 1988-4-2 Riverside Tule Creek drainage, 1.75 airmiles northeast of Aguanga, southeast of intersection of Dove and Sycamore streets, south of Highway 371 760 Comment
  UC402774  Cryptantha intermedia C. F. Baker 1903-4-5 4138 Riverside Hemet Comment
Read comments Mar 24 2011
  UCD119862  Cryptantha intermedia R. L. Smith 1948-3-24 s.n. Riverside foot of Andreas Canyon. Comment
  UCR103275  Cryptantha intermedia B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3573 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR137565  Cryptantha intermedia A. C. Sanders 2004-5-5 27776 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  UCR140734  Cryptantha intermedia A. C. Sanders 2004-5-11 27849 Riverside Elsinore Basin Region, Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  UCR61094  Cryptantha intermedia Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2291 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR91869  Cryptantha intermedia A. C. Sanders, J. Goetzen 1996-5-1 18136 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  SEINET12280822  Cryptantha intermedia H. M. Hall 1902-1 2944 Riverside 366 Comment
  RSA0075621  Cryptantha intermedia var. johnstonii J. Mark Porter, V. Soza, Gary Wallace 2001-4-2 12337 Riverside Coachella Valley, along Big Morongo Wash, N of Indian Avenue, ca. 1.5 mi ESE jtn. with Hwy 62. 457 Comment
  RSA0075622  Cryptantha intermedia var. johnstonii Valerie Soza, J. M. Porter, Gary D. Wallace 2001-4-2 1082 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  RSA0075623  Cryptantha intermedia var. johnstonii Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  JOTR35049  Cryptantha maritima La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3501 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  RSA784934  Cryptantha maritima Duncan S. Bell 2012-2-12 3102 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR245655  Cryptantha maritima Duncan S. Bell 2010-4-1 673 Riverside Sonoran (Colorado) Desert, Arica Mountains; west side of Rice Valley, c. 1.2 air miles east of AT & SF railway line, c. 4.2 air miles east of Priest Well and c. 4.3 air mi. SE of the ghost town of Rice 208 Comment
  UC551812  Cryptantha micrantha F. R. Fosberg 1932-3-13 10625 Riverside Thousand Palms Canyon Comment
  UCSB38686  Cryptantha micrantha Cowan, Clark 1978-4-24 Riverside 19.6 mi. (31.3 km.) S on 74 from jct. w/ Hwy. 111 at Indian Wells Sta. Rosa Mt. Rd., 1.9 mi. (3 km.) S. of 74 Comment
  RSA0089245  Cryptantha micrantha subsp. lepida Steve D. Boyd, Gary D. Wallace 2005-7-30 11639 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. 2659 Comment
  SD247354  Cryptantha micrantha subsp. micrantha A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41430 Riverside San Gorgonio Pass: San Gorgonio River wash, c.3.7 miles east of Cabazon, c. 1.25 mi NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms. 427 Comment
  JOTR35457  Cryptantha micrantha var. micrantha Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 61 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  UCR158275  Cryptantha micromeres A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-4-14 29498 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
  UC1535389  Cryptantha microstachys A. C. Sanders and B. Pitzer 1986-4-30 Riverside 1.3 mi above upper Bee Canyon mouth (at the San Jacinto River valley, along the road); San Jacinto Mountains, San Jacinto River Valley, Bee Canyon 670 Comment
Read comments Sep 10 2011
  UCR174373  Cryptantha microstachys A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32660 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
  RSA0081536  Cryptantha nevadensis Marc A. Baker, Michelle Cloud-Hughes 2014-2-16 17915 Riverside Rice Valley, lower bajada on the north side of the Big Maria Mountains, 11 km WNW of Quien Sabe Point, 35 km NNW of Blythe. 312 Comment
  UCD80956  Cryptantha nevadensis Chuck Hughes 2009-3-23 59 Riverside South of Highway 62 near the abandoned Desert Center Airport. Near city of Rice. 219 Comment
  SBBG29800  Cryptantha pterocarya H. and M. Dearing 1942-3-9 4819 Riverside Eagle Cyn near Palm Springs Comment
  JOTR29434  Cryptantha racemosa La Doux, Tasha, M. Bell, B. Truesdell 2006-3-22 1368 Riverside Joshua Tree National Park. East Wide canyon 499 Comment
  RSA394320  Cucurbita foetidissima H. S. Gentry 1947-8-9 7644 Riverside Hind Ranch, Murrieta Comment
  UCR117331  Cucurbita foetidissima Mitch Provance 1998-6-11 661 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  SBBG122657  Cucurbita palmata R. E. Riefner 2006-8-2 06 -349 Riverside vicinity of Alicante Dr at Jamawag Rd, N of Leon Rd; Lakeview Mtns 550 Comment
  RSA719238  Cucurbita palmata Michael Honer, L. Hulse 2004-4-3 1914 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  UC1134206  Cupressus forbesii H. E. Norton 1931-3-20 40 A Riverside 4 mi se Corona; Corona Quad. 457 Comment
  SBBG65465  Cycloloma atriplicifolium R. Hoffmann 1929-9-4 Riverside Wineville [Mira Loma] Comment
  UCR131791  Cycloloma atriplicifolium Mitch Provance 1998-6-11 643 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  CAS-BOT-BC56142  Cylindropuntia californica var. californica L. R. Abrams 1908-7-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA0107281  Cylindropuntia ramosissima Marc A. Baker, Michelle Cloud-Hughes, Glenn Rink, Dina Robertson, Neal Kramer 2011-5-1 17303 Riverside 57 km WSW of Blythe, 4.2 km NE of Chuckwalla Spring, bajada on north side of east end of Chuckwalla Mountains, 6 km NW of Graham Pass. 403 Comment
  RSA781888  Cynanchum utahense Duncan S. Bell 2011-10-22 3005 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  RSA0029198  Cynanchum utahense John F. Emmel 1997-10-20 1532 Riverside Joshua Tree National Park: Pinto Wells Road, 0.5 road mi north of park boundary. 302 Comment
  UCR84066  Cynodon dactylon A. C. Sanders, L. Ard 1994-7-11 15057 Riverside San Bernardino Mtns., Cherry Valley, irrigated landscaping at the Edward Dean Museum, Oak Glen Road, 1 mi north of Orchard St. 1000 Comment
  RSA666643  Cyperus difformis A. C. Sanders 2001-12-22 24891 Riverside Perris-Aguanga Basin: Perris, south side of Mildred St. between Redlands Ave. and Ruby St. 436 Comment
  UCR107261  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 1998-8-17 4446 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  SD146116  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles south east of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs (El Casco 7.5' Quadrant); gentle slope, fine clay on dried lake bed; common annual on lower shore. 131 Comment
  RSA736909  Cyperus niger Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10680 Riverside Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  CHSC97910  Cyperus rotundus K. E. Hoffmaster 1958-7-1 Riverside Indio Comment
  SEINET13203147 Image available Cyperus squarrosus T. B. Salvato, Melissa Clemons 2005-1 1420 Riverside Peninsular Range: Gavilan Hills, c. 0.75 mile south-southeast of Stelle Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore (Lake Elsinore 7.5' Q.) 579 Comment
  RSA680162  Cystopteris fragilis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8626 B Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UC489200  Cystopteris fragilis C. V. Meyer 1928-7-27 555 Riverside San Jacinto Peak 3291 Comment
  RSA498347  Dalea mollis Albert J. Perkins 1914-05 s.n Riverside Riverside vicinity Comment
Read comments Sep 3 2011
  RSA0031553  Dalea mollissima Duncan S. Bell 2013-1-30 4443 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
  RSA778248  Dalea mollissima Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 934 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR139720  Dalea mollissima B. G. Pitzer 1989-4-16 1296 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  UCR245246  Dalea mollissima Jim Andre 2012-3-19 21339 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley along unnamed dirt road 0.3 mi. N. of Hwy 177, 5.7 mi. NE of junction with I-10 freeway 157 Comment
  UCD65767  Dasyochloa pulchella H. Clemons 1952-1-1 Riverside Idyllwild. Comment
  RSA0063033  Datura meteloides Andrew Haimov, April Sleigh 1992-5-19 91 Riverside West side of Davis Road, 1 mile south of Allessandro Road. Comment
  UCR36992  Datura quercifolia A. C. Sanders 1984-10-18 5337 Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street 305 Comment
  UCR480  Datura wrightii Rodney Hendrick 1965-3-14 s.n. Riverside Sonoran (Colorado) Desert, About 3 mi east of Mecca on Box Canyon Road 0 Comment
  RSA525264  Daucus pusillus Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4577 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  SD137927  Daucus pusillus Darin L. Banks, Steve Boyd 1995-6-2 573 Riverside Northwest Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; north face of north peak of Agua Tibia Mountain. 890 Comment
  UCR213526  Daucus pusillus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38361 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg. ) of intersection of I-15 and Lake St. 503 Comment
  UC1929933  Deinandra fasciculata Scott D. White, Michael Honer 2003-5-27 9403 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak 2349. Lake Elsiniore & adj. Alberhill 7.5' Quad. Comment
  UC63254  Deinandra fasciculata H. M. Hall 1904-5-30 4966 Riverside vicinity Riverside; Highgrove 365 Comment
  CAS-BOT-BC294108  Deinandra kelloggii Steve Boyd; Tim Ross; Dave Bramlet 1992-9-9 7691 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega 670 Comment
  SD240867  Deinandra kelloggii A. C. Sanders, John F. Green 2012-6-1 40224 Riverside Peninsular Range; Santa Ana Mtns. Region: old railroad grade in hills between I-15 and Temescal Canyon Rd., 0.6 km WNW (295a^z) of El Hermano Rd. junction with Temescal Cyn. Rd. 324 Comment
  CAS-BOT-BC131039  Deinandra paniculata A. C. Sanders; T. B. Salvato 2000-5-25 23423 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
  SD187346  Deinandra paniculata R. e. Riefner Jr. 2007-6-16 07 263 Riverside Hemet, Bautista Canyon, 2.8 miles east of Fairview Ave. on Bautista Rd. 693 Comment
  UC53931  Deinandra paniculata E. A. Zumbo 1902-10-1 366 Riverside Comment
  UC9213  Delphinium H. M. Hall June 1901 2161 Riverside e base of mts along borders of Colorado Desert; San Jacinto Mountains Comment
  RSA16362  Delphinium cardinale Percy C. Everett 1935-6-17 7170 Riverside Temescal canyon, between Corona- Elsinore Highway and Glen Ivy Resort. 366 Comment
  RSA278308  Delphinium parryi C. W. Tilforth, Walter Wisura 1979-5-23 1805 Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta. 335 Comment
  CAS-BOT-BC121434  Delphinium parryi subsp. parryi C. B. Wolf 1935-4-7 6302 Riverside Gavilan Hills Region, 2 mi SW of Perris 426 Comment
  UCR176929  Dendromecon rigida Tracy Tennant, J. S. Ross 1998-4-30 MOR- 70 Riverside San Bernardino Mtns., Morongo Indian Reservation, hills west of the mouth of Potrero Canyon, 0.2 mi. NE of hill 3030 854 Comment
  UCR60714  Deschampsia danthonioides var. gracilis R. F. Thorne 1973-5-23 43872 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  UCR2319  Deschampsia elongata F. M. Reed 1920-7-14 4408 Riverside San Jacinto Mtns., Strawberry Creek above Idyllwild 1646 Comment
  RSA777344  Descurainia pinnata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4708 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  SBBG28426  Descurainia pinnata D. Myrick 1964-4-30 835 Riverside Palms to Pines (St Hwy 74), 10 mi W of Palm Desert Comment
  RSA603487  Descurainia pinnata subsp. glabra K. Watkins, E. McClintock 1937-4-10 s.n. Riverside Palms to Pines Highway: Near road to Shumway. Comment
  RSA317  Dicentra chrysantha J. T. Howell 1928-7-7 1034 Riverside Near Glen Ivy. 457 Comment
  RSA770415  Dicentra chrysantha Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4885 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
  UCR127555  Dichelostemma capitatum A. C. Sanders, T. B. Salvato 2003-5-21 26797 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  IRVC57  Dichelostemma capitatum subsp. capitatum D. C. 1965-4-28 HS 0093 Riverside Palm Springs. Comment
  IRVC59  Dichelostemma capitatum subsp. capitatum Christie Duncan 1965-5-1 HS 0102 Riverside Elsinore. Comment
  RSA522731  Dichelostemma capitatum subsp. capitatum Steve Boyd, Timothy S. Ross, L. Arnseth, S. Boyd 1990-3-29 3836 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  SDSU21837  Dichelostemma capitatum subsp. capitatum Dang Dong, Stephanie Castillo, Lindsay Rubin 2016-4-16 6 Riverside Santa Magarita Ecological Reserve, Via Tornado, North side of Santa Margarita river, behind cabin. 357 Comment
  JOTR32331  Dichelostemma capitatum subsp. pauciflorum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 2453 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  CAS-BOT-BC292189  Dicoria canescens Peter H. Raven 1961-10-8 16840 Riverside Whitewater Wash along Snow Creek Road near State Highway 111 350 Comment
  UC1080458  Dicoria canescens P. C. Everett and E. K. Balls 1958-4-29 23024 Riverside 5.3 mi ne Desert Center (along road to Rice and Vidal Junction) 243 Comment
  UC501500  Dicoria canescens Frank W. Peirson 1924-12-30 5425 Riverside 1000 Palms Canyon 121 Comment
  UC1007168  Dieteria canescens var. ziegleri Philip A. Munz 1938-8-13 15332 Riverside ridge near Santa Rosa Peak 2316 Comment
  UCR1413  Digitaria sanguinalis Frank C. Vasek 1959-7-17 590717- 12 Riverside Riverside, residential garden of F.C. Vasek, 636 Sandalwood Court 335 Comment
  RSA0018437  Diplacus longiflorus var. calycinus C. Epling, Wm. Robison 1935-6-29 s.n. Riverside Near Keen camp, San Jacinto Mt. Comment
  RSA421625  Ditaxis californica Robert Gustafson 1980-4-3 1523 Riverside Orocopia Mountains, about 6 miles east of Mecca along Box Canyon Road, south of the road 305 Comment
  JOTR32109  Ditaxis lanceolata Harding, Mitzi, Kipp Callahan 2012-8-27 284 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  POM2688  Ditaxis lanceolata I. M. Johnston 1917-4-4 s.n. Riverside Andreas Canyon 274 Comment
  RSA23223  Ditaxis lanceolata Ernest Braunton 1940-4-3 2015 Riverside Berdoo Canyon, 10 mi. E. of Indio. 304 Comment
  RSA668431  Ditaxis lanceolata S. Granger 1979-4-12 s.n. Riverside Chuckawalla Mountains. 610 Comment
  SBBG87466  Ditaxis lanceolata A. C. Sanders with D. Charlton, B. Pitzer 1986-3-1 6026 Riverside NW end of Hayfield Lake, ca. 0.5 mi SW of the pumping station 411 Comment
  SEINET3860092  Ditaxis lanceolata T. B. Salvato 2010-4-20 4060 Riverside Sonoran (Colorado) Desert: alluvial slope between the McCoy Mountains and McCoy Wash, ca 14 mi. northwest of Blythe.; 0 183 Comment
  UCSB39057  Ditaxis lanceolata Jorgensen, Jan 1982-3-21 Riverside Corn Spring Oasis, Chuckwalla Mountains 600 Comment
  CLARK-A1656-837  Ditaxis neomexicana Jon Mark Stewart 1983-8-29 83-34 Riverside San Jacinto Mountains 853 Comment
  RSA0104608  Ditaxis serrata var. californica Duncan S. Bell, Evan Meyer 2014-10-29 7676 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  RSA0104638  Ditaxis serrata var. californica Duncan S. Bell, Evan Meyer 2014-10-28 7660 Riverside Santa Rosa Mountains; at the foot of the mountains between Toro Canyon and Martinez Canyon. 169 Comment
  CAS-BOT-BC126756  Dithyrea californica A. C. Sanders 2010-3-15 37417 Riverside Sonoran (Colorado) Desert: pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  RSA530740  Dithyrea californica B. C. Templeton, I. W. Clokey 1930-4-9 1075 Riverside Palm Springs Station; Colorado Desert 400 Comment
  RSA530743  Dithyrea californica M. B. Dunkle 1934-2-25 3845 Riverside Cathedral Canyon. Colorado Desert. 152 Comment
  RSA697423  Dithyrea californica J. R. Bruff 1927-3-12 2 -R Riverside Fingal Comment
  CAS-BOT-BC412633  Dodecahema leptoceras Steve Boyd 1986-4-22 1738 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of Interstate 15 Comment
  SBBG103911  Dodecatheon clevelandii S. D. White 1993-4-20 1213 Riverside ridge SE of Estelle Peak, Gavilan Hills 792 Comment
  UCR20811  Draba cuneifolia A. C. Sanders, Steve Boyd 1980-4-17 1344 Riverside San Jacinto Mtns, Pine Meadow in upper Garner Valley 1433 Comment
  UCR18804  Draba cuneifolia var. integrifolia John C. Roos 1952-2-29 5369 Riverside San Bernardino Valley, [upper] Reche Canyon 549 Comment
  RSA60297  Drymocallis glandulosa G. R. Campbell 1948-7-4 608 Riverside Azalea Trails Girl Scout Camp, north of Idyllwood, Dark Canyon. 1646 Comment
  RSA503398  Drymocallis glandulosa var. wrangelliana J. D. Olmsted 1962-5-9 3604 Riverside Bear Spring, SE side of Santiago Peak. 1524 Comment
  CAS-BOT-BC70827  Dryopteris arguta Scott D. White; Mike Wilcox 1995-7-11 3468 Riverside Southwest of Main Divide Truck Trail, upper forks of Decker Canyon, USGS 7 1/2' Alberhill quad. 731 Comment
  RSA33796  Dryopteris arguta Norman C. Cooper 1944-5-21 1248 Riverside San Jacinto Mountains, West side 915 Comment
  SD255020  Dryopteris arguta R. F. Thorne, E. W. Lathrop 1977-5-18 49758 Riverside Santa Ana Mountains: Bera Spring (East slope of Santiage Peak) Comment
  CSUSB1004  Dudleya lanceolata Ken Stolte 1978-5-23 Riverside 1 mile south of junction of highway 60 and Central Ave. 200 meters east off Central Ave. in [city of] Riverside. Comment
  UCR21361  Dudleya lanceolata 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
  UCR240273  Dudleya lanceolata Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 339 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  RSA772141  Dudleya saxosa subsp. aloides Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4973 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
  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
  SEINET8060013 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 9 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  JOTR35167  Echinochloa crus-galli La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3271 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  SEINET251720 Image available Echinochloa crus-galli A. C. Sanders 1999-10-15 23170 Riverside San Jacinto Valley: Mystic Lake, 1.4 mi. E of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  UC69324  Echinodorus berteroi F. M. Reed 1903-6-13 668 Riverside Lakeview Comment
  UCR114333  Ehrharta erecta Mitch Provance 1998-7-23 922 B Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  SEINET3386355 Image available Ehrharta longiflora Thomas Jay Chester 2005-4-20 581 Riverside Peninsular Ranges; Santa Ana Mountains region; Santa Margarita Ecological Reserve: Temecula Gorge, south side 239 Comment
  RSA192298  Elatine brachysperma H. A. Zuill 1966-7-26 302 Riverside About 7.5 miles SW of Murrieta. Comment
  JOTR34102  Eleocharis macrostachya La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2608 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  UC839180  Eleocharis macrostachya P. A. Munz and I. M. Johnston 1922-5-18 5323 Riverside 1/2 mi S of Lake Elsinore Comment
  CLARK-A1528-15  Eleocharis montevidensis C. M. Flanagan 1973-6-13 OO 709 Riverside Morongo Indian Reservation 1127 Comment
  POM14330  Eleocharis palustris Phillip A. Munz 1922-4-29 5105 Riverside Dripping Springs, Temecula River Comment
  RSA557316  Eleocharis radicans Julie Greene, Steve Boyd, David E. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1424 Riverside San Jacinto Wildlife Area. 433 Comment
  UCR40398  Eleocharis radicans Steve Boyd 1985-8-7 1108 Riverside Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Plateau, NW base of Redonda Mesa on Tenaja Road, 0.8 mi east of the junction w/ 8S01 & 8S02 671 Comment
  UCR19371  Elymus condensatus John C. Roos 1965-6-19 s.n. Riverside Peninsular Range; Santa Ana Mtns, Sky Line Drive, south of Corona Comment
  UCR274299  Elymus condensatus T. B. Salvato, Melissa Clemons 2005-6-6 1411 Riverside Peninsular Range, Gavilan Hills, c. 0.75 mile south-southeast of Steele Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore 579 Comment
  RSA489830  Elymus elymoides D. Charleton 1988-5-28 2124 Riverside Santa Rosa Mountains. South of Highway 74 dirt road to Toro and Santa Rosa Peaks. Alt. 7500 ft. 2287 Comment
  RSA131656  Elymus glaucus E. K. Balls 1958-6-27 23290 Riverside Between Santiago Peak and junction with Indian Truck Trail, along Main Divide, Santa Ana Mountains. 1372 Comment
  SD232143  Elymus glaucus Valerie Soza, Naomi Fraga 2003-6-25 1703 Riverside Peninsular Ranges, San Jacinto mountains region, slope above junction of Dark Canyon and Fuller Mill Creek. 455 Comment
  RSA192306  Elymus glaucus subsp. glaucus E. W. Lathrop 1966-4-13 6173 Riverside 3.0 miles SW of Murrieta. Comment
  RSA591726  Elymus glaucus subsp. glaucus John F. Emmel 1984-5-27 903 Riverside San Jacinto Mountains; Idyllwild; West Ridge, 0.3 air mile SSW of Camp Emerson 1595 Comment
  SEINET258475  Elymus glaucus subsp. glaucus Michael Curto, Linda Allen 1990-6-25 681 Riverside San Bernardino National Forest ; San Jacinto Mts ca 3 km SE of Pine Cove on NF Rd 5S10. 1830 Comment
  UCD62435  Elymus multisetus R. N. Raynor 1938-6-20 s.n. Riverside Near Keen Camp. Comment
  CDA31736  Elymus trachycaulus S. Munhall 1957-7-18 Riverside Cleveland National Forest, high rocky ridge. 0 Comment
  SD232144  Elymus trachycaulus Scott D. White, Justin M. Wood 2008-6-19 12273 Riverside San Jacinto mountains, Meadows at Baldy mountain 483 Comment
  UCR164281  Elymus triticoides S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  RSA401446B  Emmenanthe penduliflora E. C. Jaeger 1922-3-25 706 Riverside Murray Canon, Colorado Desert of California 366 Comment
  SD130317  Emmenanthe penduliflora Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  UC665883  Emmenanthe penduliflora Ira L. Wiggins 1941-3-27 9694 Riverside 4 miles north of Whitewater Comment
  SEINET10397868  Emmenanthe penduliflora Norman C. Cooper 1944-4-8 1053 Riverside Andreas Canyon 305 Comment
  JOTR31047  Emmenanthe penduliflora var. penduliflora La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2030 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lower Covington Flats; STOP 1: drainage heading toward Smithwater Canyon, rocky canyon with narrow sandy bottom Comment
  UCR233169A  Emmenanthe penduliflora var. penduliflora Jim Andre, Glenn L. Clifton 2011-2-22 17442 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  CAS-BOT-BC131169  Encelia actoni Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring 60 Comment
  CAS-BOT-BC172827  Encelia actoni Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9006 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mi NE of Black Hills 854 Comment
  RSA3224  Encelia actoni B. D. Stark 1930-3-18 s.n. Riverside 5 miles E of San Jacinto. 610 Comment
  UC31392  Encelia actoni H. M. Hall 1901-6-1 2007 Riverside San Jacinto Comment
  UCR244387  Encelia actoni Jim Andre 2012-4-16 20968 Riverside Southern Mojave Desert, Joshua Tree National Park; along Cottonwood Springs Rd [=Pinto Basin Rd.], c. 6 mi. south of north entrance at Twin Tanks parking area 1197 Comment
  UCR260844  Encelia actoni A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41509 Riverside San Gorgonio Pass, c. 1.5 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope between the water bottling plant and I-10 and west along dirt track, near Elm St. 498 Comment
  UCR172257  Encelia californica John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  JEPS59916  Encelia farinosa Lewis S. Rose 1967-12-19 67180 Riverside La Quinta 15 Comment
  RSA771033  Encelia farinosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4540 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG97296  Encelia farinosa Leota Davidson 1966-4-5 189 a Riverside ca. 2 mi beyond second intersection, Wiley Well Rd, off US Hwy 95, ca. 18 mi W of Blythe 243 Comment
  SEINET10618312  Encelia farinosa David B. Dunn 1949-3-15 Dunn 2040 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Comment
  POM47785  Encelia farinosa var. farinosa Mary F. Spencer 1918-4-5 77773 Riverside Palm Springs. 137 Comment
  RSA644564  Ephedra aspera L. C. Wheeler 1955-6-16 7158 Riverside Palm to Pines Highway: 0.45 mile downhill from 3000 foot marker. 915 Comment
  LA6774  Ephedra californica Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  POM6377  Ephedra californica Philip A. Munz, Street, Williams 1919-3-25 2310 Riverside Sand dunes. Whitewater. 305 Comment
  RSA383878  Ephedra californica Martha Hilend 1928-3-11 108 Riverside Morongo Valley n. of Colorado Desert, California. Comment
  RSA0120625  Ephedra fasciculata Duncan S. Bell, Thomas Stoughton 2016-3-15 8936 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; in the central part of the range, approximately 0.75 air mile east northeast from the summit of the range. 861 Comment
  UCSB9241  Ephedra viridis Krogen, Roger 1957-1 Riverside 7 mi. W of junction of Hwy 60-70 in Box Canyon wash Comment
  UCR114315  Epilobium canum Mitch Provance 2000-7-23 905 B Riverside Jurupa Mtns, Property just NE of the Jurupa Mtns. Cultural Center 305 Comment
  CAS-BOT-BC171729  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-13 4309 Riverside Colorado Desert, Cottonwood Springs, Eagle Mts. 289 Comment
  SD129445  Epilobium ciliatum J. Hirshberg 1989-7-25 Riverside Butterfield country, southwest of Vail Lake. Comment
  UCR4661  Epilobium ciliatum Frank C. Vasek 1964-7-25 640725- 08 Riverside San Jacinto Mountains, Dark Canyon 1829 Comment
  RSA787212  Epilobium oregonense J. D. Olmsted 1959-7-8 754 Riverside Tahquitz Creek drainage area. North lobe of Skunk Cabbage Meadow in springy area. 4.5 mi ENE of Idyllwild. 2424 Comment
  UCR19157  Epipactis gigantea John C. Roos 1948-5-29 3870 Riverside San Bernardino Mtns., Whitewater Canyon 856 Comment
  UC665865  Eremalche exilis Ira L. Wiggins 1941-3-27 9685 Riverside 8 mi. n.e. Desert Center; s. end Coxcomb Mts. Comment
  UCR139383  Eremalche exilis I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  CAS-BOT-BC160053  Eremothera boothii subsp. condensata Ynez Whilton Winblad 1937-3-22 s.n. Riverside East slope of Chocolate Mts. Comment
  JEPS22518  Eremothera boothii subsp. condensata Rimo Bacigalupi with Paul Hutchison 1958-2-19 6192 Riverside 9.4 mi n Blythe; base of Big Maria Mts. 167 Comment
  UCR244412  Eremothera boothii subsp. condensata Jim Andre 2012-4-16 20906 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  JEPS31677  Eremothera boothii subsp. desertorum Samuel B. Parish Mar 1882 Riverside Whitewater Colorado Desert Comment
  SBBG4930  Eremothera refracta K. K. Muller 1958-3-22 913 Riverside Orocopia Mtns across Hwy 70 from S entrance to Joshua Tree Nat Monument Comment
  UCD170704  Eremothera refracta G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2739 Riverside Chuckwalla Mountains: Graham Pass Road, 10.6 miles SSW of Chuckwalla Valley Road. 448 Comment
  UCR242662  Eriastrum densifolium A. C. Sanders 2013-7-6 40851 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11, at and near sharp bend 1857 Comment
  CAS-BOT-BC514304  Eriastrum densifolium subsp. austromontanum Mrs. E. C. Van Dyke 1928-7-22 s.n. Riverside Idyllwild Comment
  UCR126169  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-22 101 Riverside Arroyo Seco Creek, adjacent to Dripping Springs Public Campground, c. 500 m south of terminal loop of campground road, along east bank of creek 488 Comment
  UCR95954  Eriastrum densifolium subsp. densifolium Scott D. White 1996-8-1 4403 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  JOTR31169  Eriastrum densifolium subsp. elongatum La Doux, Tasha 2009-6-3 1872 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  SD146198  Eriastrum densifolium subsp. elongatum Mitch Provance 1998-6-12 699 Riverside Santa Ana River Wash, Riverside, 1/8 mile northwest of Tequesquite Ave. and Gregory Rd. 228 Comment
  UC449749  Eriastrum eremicum subsp. eremicum F. M. Reed 1917-5-19 3837 Riverside mesa s Palm Springs Village; Colorado Desert Comment
  RSA0120076  Eriastrum eremicum subsp. eremicum Albert J. Perkins 1916-4-15 s.n. Riverside Palm Springs. Comment
  UCD118280  Eriastrum filifolium K. Esau 1935-6-15 s.n. Riverside Riverside. Comment
  GMDRC7547  Eriastrum harwoodii J. M. Andre 2015-4-23 32754 Riverside Rice Valley: along Rice-Midland Rd, 3.1 mi. south of Hwy 62, eastern end of Arica Mountains 253 Comment
  UC52480  Eriastrum sapphirinum H. M. Hall 1896-8-27 329 Riverside San Jacinto Mountains 1584 Comment
  RSA0043247  Eriastrum sapphirinum subsp. dasyanthum Duncan S. Bell, J. D. England 2010-5-27 1124 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.8 air mile southeast of junction of Highway 74 and forest service road 5S15. 768 Comment
  RSA0080943  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Duncan S. Bell 2015-5-14 7374 Riverside White Water, along Pacific Crest Trail about 400 m south of Forks 3028, and about 450 m south of Red Dome. Southeast side of San Bernardino Mountains. 768 Comment
  UCSB14840  Eriastrum sapphirinum subsp. sapphirinum Breedlove, Dennis 1961-5-6 Riverside 7 miles S of Banning, Hwy 234, San Jacinto Mountains 1158 Comment
Read comments Jun 2 2013
  CAS-BOT-BC515044  Eriastrum sapphirinum subsp. sapphirinum Winifern W. Swarth 1914-9-6 s.n. Riverside San Jacinto Mts., Strawberry Valley 1828 Comment
  RSA614692  Ericameria cuneata var. spathulata A. C. Sanders, D. Wappler, T. Schram 1994-10-6 15785 Riverside San Jacinto Mountains (N slope): rocky gorge of Azalea Creek, Twin PInes Creek drainage 1189 Comment
  LA202468  Ericameria linearifolia Elizabeth McClintock; 1936-4-11 sn Riverside Ribbonwood, Pines to Palms Highway Comment
  OBI29877  Ericameria linearifolia Melissa Luckow, Rhonda Riggins 1982-4-15 824 Riverside Pinyon Pass Rd., 0.1 mi NW of Hwy 74 1006 Comment
  RSA505022  Ericameria linearifolia D. Charlton 1988-5-21 1911 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on Hwy 74.[note: labels I've seen have both localities (A & B) and don't distinguish elevation or vegetation -SDW 2004] 1829 Comment
  RSA525431  Ericameria linearifolia Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4540 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  UCR85276  Ericameria linearifolia Bern Schwenn 1994-4-29 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument, E side of Lost Horse Mtns, along old road between Indio & Lost Horse Well , south of California Riding & Hiking Trail. 1506 Comment
  OBI38365  Ericameria paniculata David J. Keil 1980-11-30 s.n. Riverside At Whtewater along I-10 Comment
  UC577114  Ericameria paniculata Lewis S. Rose 1934-12-25 34496 Riverside 10 mi n Whitewater (T Cross K Ranch, Mission Canyon); Mission Canyon Comment
  UCR174943  Ericameria paniculata Jennifer H. Jones, Toby Bartels 2006-4-23 281 Riverside Transverse Ranges; San Bernardino Mtns., Banning Pass, NE of Cabazon along powerline road and in Deep Canyon 744 Comment
  CAS-BOT-BC131643  Ericameria parishii var. parishii Edmund C. Jaeger 1920-4-9 s.n. Riverside Snow Creek, Colorado Desert 914 Comment
  UC31492 Image available Erigeron breweri var. jacinteus H. M. Hall June, 1901 2322 Riverside near Tahquitz; San Jacinto Mountains; near Tauquitz, San Jacinto Mts. 2690 Comment
  JOTR32466  Erigeron canadensis La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2611 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  SD133184  Erigeron foliosus var. foliosus Scott White 1991-5-13 91 108 Riverside Highway 79 immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  POM19628  Erigeron foliosus var. stenophyllus Mary F. Spencer 1923-6-6 2214 Riverside San Jacinto. 518 Comment
  HSC82842  Eriochloa acuminata var. acuminata A. C. Sanders 1985-8-24 5946 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
  CLARK-A1528-4616  Eriochloa aristata John C. Roos 1937-8-20 477 Riverside Blythe Comment
  CLARK-A1045-80  Eriodictyon crassifolium George K. Helmkamp 1977-4-30 Riverside San Jacinto Mountains Lake Fulmor 7.5'Q Comment
  POM3885  Eriodictyon crassifolium Robinson, Crocker 1916-3-20 s.n. Riverside Santa Ana Mts. Comment
  POM73306  Eriodictyon crassifolium Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA455017  Eriodictyon crassifolium Elbert Benjamine 1929-5-18 233 Riverside Mt. San Jacinto. Comment
  UC880707  Eriodictyon crassifolium P. A. Munz 1922-4-28 5055 Riverside Leach Canyon , Leach Canyon (Santa Ana Mts.) 609 Comment
  SDSU65  Eriodictyon crassifolium var. crassifolium Gerald Collier 1951-5-26 Riverside 15 miles east of Hemet. Dry rocky slopes. St. Hwy. 74. SanJacinto Mountains. San Bernadino National Forest. Comment
  UCR35118  Eriodictyon crassifolium var. nigrescens L. B. Ziegler 1969-7-5 399 Riverside San Jacinto Mtns., side canyon on E side of and above Hemet (Garner) Valley, on the old Morris Ranch 1616 Comment
  RSA775450  Eriodictyon trichocalyx Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4411 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  UCR91723  Eriodictyon trichocalyx A. C. Sanders, J. Goetzen 1996-5-1 18124 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  SD155432  Eriogonum apiculatum Craig Reiser 2002-5-27 Riverside Santa Rosa Peak, above east-west primary fire road, below peak. Comment
  POM13401  Eriogonum davidsonii E. C. Jaeger 1922-8-24 1012 Riverside Between Tahquitz Valley and Long Valley. 2287 Comment
  POM306135  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1326 Riverside Santa Rosa Mountains. Comment
  UCR102435  Eriogonum davidsonii G. R. Ballmer 1991-6-22 s.n. Riverside San Jacinto Mtns., SE end of Garner Valley, on Pacific Crest Trail about 2-3 mi north of junction with Hwy 74; in vicinity of Bull Canyon Comment
  UCR249001  Eriogonum davidsonii Elizabeth A. Kempton, Naomi Fraga, Tim Tibault, Valentin Arvizu 2006-6-7 384 Riverside San Jacinto Mountains, near Palm View Peak, just east of Forbes Ranch Road 1879 Comment
  UCR35100  Eriogonum davidsonii L. B. Ziegler 1964-7-20 32 Riverside San Jacinto Mountains, Garner (Hemet) Valley Comment
  RSA0063032  Eriogonum elongatum Andrew Haimov, April Sleigh 1992-5-10 89 Riverside West side of Davis Road, 1/2 mile south of Allessandro Road, San Jacinto Wildlife Area. Comment
  UC66492  Eriogonum elongatum var. elongatum E. A. Zumbro 1904-1 429 Riverside Cold Water Canyon Santa Ana Mts., Cold Water Canyon Comment
  RSA769520  Eriogonum fasciculatum Duncan S. Bell, Lucilla Reccia 2010-5-5 969 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.3 air mile southeast of junction of Highway 74 and forest service road 5S15. 758 Comment
  UCR114808  Eriogonum fasciculatum Mitch Provance 1998-2-6 21 Riverside Jurupa Mountains, Pyrite Canyon, c. 0.45 km south of the end of Savonia Dr. in Southridge, Fontana. Actual location of the collection just on the Riverside Co. side of the Riv. / S.B. county line. 351 Comment
  SBBG62044  Eriogonum fasciculatum var. fasciculatum R. Hoffmann 1929-9-9 Riverside Temecula Grade Comment
  CAS-BOT-BC249901  Eriogonum fasciculatum var. flavoviride D. A. Johansen; J. A. Ewan 1932-4-11 7087 Riverside Martinez Canyon, Santa Rosa Mts. 365 Comment
  CAS-BOT-BC249956  Eriogonum fasciculatum var. foliolosum P. A. Munz; R. D. Harwood 1920-2-28 3257 Riverside 3 mi west of Corona 335 Comment
  SEINET3087509 Image available Eriogonum fasciculatum var. foliolosum M. M. Thompson 1947-6-9 C 2073 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UC410731  Eriogonum fasciculatum var. foliolosum Mrs. E. C. Van Dyke 1928-7-10 Riverside along road near Idyllwild Comment
  UCR260541  Eriogonum fasciculatum var. foliolosum T. B. Salvato 2014-5-29 8040 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  JOTR30059  Eriogonum fasciculatum var. polifolium La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1691 Riverside Joshua Tree National Park. Stop #1 = Near Geology Tour rd., N of Malapai Hill 1267 Comment
  POM11512  Eriogonum fasciculatum var. polifolium P. A. Munz 1922-7-1 5929 Riverside Santa Rosa Mtns: Old Nicholas Canyon. 1524 Comment
  POM2235  Eriogonum fasciculatum var. polifolium I. M. Johnston 1917-6-5 1240 Riverside Hills south of Arlington 366 Comment
  RSA561115  Eriogonum fasciculatum var. polifolium Steve Boyd, Tim S. Ross, Dave Bramlet 1993-5-12 7320 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  RSA613164  Eriogonum fasciculatum var. polifolium Donald A. Johansen, J. A. Ewan 1932-4-10 7048 Riverside Warrens Ranch at Whitewater. Comment
  SBBG35134  Eriogonum fasciculatum var. polifolium T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  UCR117341  Eriogonum fasciculatum var. polifolium Mitch Provance 1998-3-22 258 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', or also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  UCSB1524  Eriogonum fasciculatum var. polifolium Gray, Caroline 1956-4-14 Riverside The Devil's Garden; 3 mi off Hwy 99 Comment
  SBBG28192  Eriogonum gracile I. W. Clokey 1935-8-21 6593 Riverside Hemet Lake 1300 Comment
  SD186297  Eriogonum gracile Andy C. Sanders, Mike Misenhelter 2005-6-15 30971 Riverside Sage-Aguanga Region; 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Road at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit 640 Comment
  UCR260531  Eriogonum gracile T. B. Salvato, Matt Malle, Tom Sullivan 2014-5-28 7994 Riverside Perris-Aguanga Basin, Menifee, west side of Byers Rd between Wickerd Rd and Adjer St. 0.75 mi northwest of the intersection of Bundy Canyon Road and Murrieta Rd, and 4.1 mi southeast of Canyon Lake Comment
  RSA191431  Eriogonum gracile var. gracile E. W. Lathrop, Robert F. Thorne 1967-9-26 6647 Riverside 6 miles NW of Murrieta. Comment
  RSA527857  Eriogonum gracile var. incultum Scott D. White 1991-5-10 91 -153 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  RSA736778  Eriogonum gracile var. incultum Scott D. White, Angelia Carey 2004-7-2 10561 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SD232300  Eriogonum gracile var. incultum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3572 Riverside Peninsular Ranges; San Jacinto Mountains region; Souther spur of Pine Meadow, southeast of Highway 74. 1477 Comment
  RSA759116  Eriogonum gracile var. incultum Robt. Allen, Linnell R. Allen 2008-7-27 s.n. Riverside South Main Divide Road, 4.7 road mi. SE of junction with Ortega Hwy (SR74). Just S of the gated entrances to Rancho Capistrano housing developments. 938 Comment
  SD143489  Eriogonum inflatum W. L. Halvorson 1977-3-8 77 81 Riverside Desert, 1 mile south of the south entrance to Joshua Tree Nat'l Monument Comment
Read comments Nov 6 2011
  RSA393576  Eriogonum inflatum var. inflatum N. C. Cooper 1944-5-6 1165 Riverside Whitewater Canyon. 457 Comment
  JOTR33769  Eriogonum maculatum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2925 Riverside Joshua Tree National Park. north of Quail Mountain, near the mouth of Johnny Lang Canyon; loamy and gravelly gentle slopes with rock outcrops in an old burn area from 1999 fire 1173 Comment
  SBBG64071  Eriogonum molestum R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1828 Comment
  POM250545  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 s.n. Riverside Keene Camp P.O. 1425 Comment
  CLARK-A1528-5182  Eriogonum parishii John C. Roos 1946-8-27 2921 Riverside Santa Rosa Mountains 2194 Comment
  RSA0080082  Eriogonum parishii Robin L. Kobaly 1977-8-26 s.n. Riverside Along Hwy. 243, east of Lawler Lodge (Lawler County Park). San Jacinto Mtns. Comment
  RSA424848  Eriogonum pusillum Lester H. Cushman 1932-3-20 s.n. Riverside 2 mi. W of Morongo Valley. Comment
  JOTR30123  Eriogonum reniforme La Doux, Tasha, Bill Truesdell, Erin Babich 2008-3-10 1688 Riverside Joshua Tree National Park. Stop # 2 = Pinto Basin near Sandhill 538 Comment
  POM244313  Eriogonum saxatile E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  CAS-BOT-BC263517  Eriogonum thomasii H. M. Hall 1905-4-1 5812 Riverside 10 miles west of Coachella 152 Comment
  CAS-BOT-BC263546  Eriogonum thomasii Carl B. Wolf 1932-4-27 3014 Riverside 17 mi. E. of Mecca on Blythe Road, Colorado Desert 152 Comment
  CLARK-A1528-749  Eriogonum thomasii Charlotte Stocks 1966-6-15 Riverside Coachella Valley Comment
  POM6837  Eriogonum thomasii P. A. Munz, L. T. Street, G. Williams 1919-3-27 2358 Riverside Near Salton Sea. Comment
Read comments Nov 19 2011
  RSA27510  Eriogonum thomasii I. L. Wiggins 1941-3-27 s.n. Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  RSA517811  Eriogonum thomasii Steve Boyd, Orlando Mistretta 1986-3-13 1416 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  UCR148450  Eriogonum thomasii 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
  UCR166555  Eriogonum thomasii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10901 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCSB1523  Eriogonum thomasii Krogen, Roger 1957-1 Riverside 4 mi. S of Jct. of HWY 195 and HWY 60-70; at N edge of Orocopia mts Comment
  JOTR35360  Eriogonum trichopes Harding, Mitzi, M. Wheeler 2011-1-26 145 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  RSA38358  Eriogonum wrightii var. membranaceum P. A. Munz 1946-10-19 11565 Riverside Coahuila. 1098 Comment
  POM306145  Eriophyllum confertiflorum Henry J. Ramsey, Henry J. Ramsey 1937-5-30 1336 Riverside Palms to Pines Highway. Comment
  POM4924  Eriophyllum confertiflorum P. A. Munz 1918-4-27 2156 Riverside Temescal Canyon. Comment
  RSA33498  Eriophyllum confertiflorum Norman C. Cooper 1944-5-7 1184 Riverside Banning 701 Comment
  RSA651122  Eriophyllum confertiflorum R. Garner 1974-7-1 s.n. Riverside San Jacinto Mts. Comment
  SDSU4087  Eriophyllum confertiflorum H. Wedberg 1967-5-19 1375 Riverside At Dripping Springs Campground, 10 miles east from Hwy 395 on Hwy 71. Comment
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  UCR240656  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 45 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Hathaway Canyon 884 Comment
  LA205932  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-31 Riverside Santa Ana Mountains, Indian Truck Trail Comment
  SD133183  Eriophyllum confertiflorum var. confertiflorum Scott White 1991-5-13 91 85 Riverside Highway 79 immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  UCR268283  Eriophyllum confertiflorum var. confertiflorum Jim Andre 2012-6-15 30509 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  SEINET8753414 Image available Eriophyllum confertiflorum var. trifidum Norman C. Cooper 1944-1 1185 Riverside Banning 701 Comment
  UCR101841  Eriophyllum multicaule B. G. Pitzer 1997-4-1 3056 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  RSA772859  Eriophyllum wallacei Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4820 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
  RSA528105  Erodium botrys Steve Myers 1991-4-15 91 -4 Riverside City of Banning, W of fields Road, N of Interstate 10 & S o the Morongo Indian Reservation. 671 Comment
  UCR272902  Erodium cicutarium Duncan S. Bell, Amanda Bell, Evan Bell (in utero) 2012-1-28 3067 Riverside Mojave Desert, east side of the Arica Mountains, Rice Valley, c. 6 air miles southeast of the ghost town of Rice 202 Comment
  SEINET3094241 Image available Erodium texanum O. F. Clarke 1973-4-1 Riverside Alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UCR174958  Erysimum capitatum Jennifer H. Jones, Thi (Teresa) Bui and Holly Summers 2006-5-31 352 Riverside Peninsular Ranges; San Jacinto Mtns., Parking lot and stream below parking lot on Calif. Hwy 243 across road from Lake Fulmor 1616 Comment
  SD212732  Erythranthe guttata T. B. Salvato, John F. Green 2004-5-27 602 Riverside San Bernardino Mountains; head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  UC64136  Eschscholzia californica H. M. Hall 1897-4-18 445 Riverside Beaumont Comment
  HSC83355  Eschscholzia minutiflora Curtis Clark 1976-4-13 526 Riverside Mecca-Joshua Tree Rd., 7 mi. SW of junction with Hwy. 10 244 Comment
  POM13034  Eschscholzia minutiflora P. A. Munz 1922-4-13 4935 Riverside Eagle Mts, Colorado Desert. 213 Comment
  SD225053  Eschscholzia minutiflora G. K. Helmkamp 1998-4-4 3133 Riverside Southern Mojave Deset: junction of CA hwy 62 (Twentynine Palms hwy) & CA hwy 177 (Desert Center- Rice Rd.) 474 Comment
  UC1922719  Eschscholzia minutiflora Naomi Fraga, Lisa Rojas 2005-2-10 1397 Riverside Colorado Desert; Northeastern Colorado Desert region: Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. Comment
  UCD105364  Eschscholzia minutiflora Geoffrey Levin 1976-3-27 694 Riverside Chino Canyon, west of Palm Springs. Alluvial fan of San Jacinto Mts. 396 Comment
  CHSC26411  Eschscholzia parishii John Collins 1970-5-9 211 Riverside Ca. 10 miles NNE of Indio, 1.5 miles into Berdoo Canyon on Berdoo Cyn. Rd. in Little San Bernardino Mtns. 670 Comment
  JOTR32911  Eschscholzia parishii La Doux, Tasha, Jim Andre 2009-2-28 352 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 0.8mi north of JTNP boundary, approx. 3mi north of Dillon Rd. 631 Comment
  JOTR36455  Eschscholzia parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3425 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; narrow north fork of large canyon w/ cobbley wash and steep rocky walls (Stop 2) 338 Comment
  SD225054  Eschscholzia parishii G. K. Helmkamp 1998-4-4 3160 Riverside Colorado Desert: 7.1 mi. N of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumpins station 305 Comment
  UC1202952  Eschscholzia parishii Peter H. Raven 1958-1-25 11478 Riverside Box Canyon Comment
  UCR148448  Eschscholzia parishii John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.5 mile transect along Coachella Canal right-of-way, between siphons 26 and 28, north of Hunters Spring, near S base of Orocopia Mtns. 21 Comment
  RSA5017  Eucrypta chrysanthemifolia Dorothy R. Wolf 1932-3-20 17 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  SEINET3091500 Image available Eucrypta chrysanthemifolia B. Pitzer, L. F. LaPre 1987-3-2 418 Riverside Peninsular Range; Bundy Canyon, 2 mi SE of Lake Elsinore, 0.5 mi north of Bundy Canyon Road, off Raciti Rd. Romoland 7.5 703 Comment
  OBI29871  Eucrypta chrysanthemifolia var. chrysanthemifolia Melissa Luckow, Rhonda Riggins 1982-4-15 830 Riverside hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  CDA37670  Eulobus californicus T. C. Fuller 1962-4-3 7985 Riverside South of Highway 99, 1.7 miles west of junction with Highway 111 to Palm Springs, 4.3 miles east of Cabazon. 0 Comment
  UC1122262  Eulobus californicus H. S. Yates 1937-3-24 6452 Riverside mouth of Deep Canyon Thermal Quadrangle Comment
  SEINET6060470  Euonymus occidentalis Scott D. White 1919-1-6 6946 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  POM49795  Euonymus occidentalis var. parishii I. M. Johnston 1924-7-27 8790 Riverside Dark Canyon, San Jacinto Mountains. Comment
  JOTR32110  Euphorbia abramsiana Harding, Mitzi, Kipp Callahan 2012-8-27 285 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  RSA518272  Euphorbia eriantha A. C. Sanders 1989-9-19 9499 Riverside Chocolate Mtns Aerial Gunnery Range, 1.75 km S of Tabaseca Tank, along the wash above ''Tabaseca Target. 680 Comment
  SEINET156320  Euphorbia palmeri Norman C. Cooper 1944-6-17 1397 Riverside San Jacinto Mtns. Pine Cove. 1524 Comment
  UCR114343  Euphorbia peplus Mitch Provance 2000-1-8 1801 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411. 305 Comment
  CLARK-A1703-71  Euphorbia polycarpa T. R. Plumb 1964-2-23 Riverside Riverside 426 Comment
  RSA697600  Euphorbia polycarpa J. R. Bruff 1927-3-12 2 -V Riverside 3 mi. S of Garmet; 8 Palms Comment
Read comments Nov 12 2011
  UCR104010  Euphorbia polycarpa George K. Helmkamp, E. A. Helmkamp 1998-2-5 2675 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  RSA604410  Eustoma exaltatum Louis C. Wheeler 1932-9-4 1338 Riverside Santa Ana River at Chino Creek 183 Comment
  CAS-BOT-BC171045  Fagonia laevis John H. Thomas 1957-3-30 6545 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella, Colorado Desert 426 Comment
  JEPS43394  Fagonia laevis Dr. L. M. Newlon 1922-4-4 456 Riverside Palm Canyon; San Jacinto Mts. Comment
  RSA391197  Fagonia laevis E. C. Jaeger 1922-3-19 751 Riverside Painted Canyon, near Mecca. 61 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
  SBBG3963  Fagonia laevis H. and M. Dearing 1936-12-25 966 Riverside 10 mi N of Indio on Aqueduct Rd [Long Cyn] Comment
  SEINET3004970  Fagonia laevis G. Rink 2011-3-25 10396 Riverside Desert pavement north of Blythe, east of the McCoy Mtns 115 Comment
  RSA0009994  Fagonia laevis Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  OBI53020  Fagonia pachyacantha Kathleen Keil 1993-3-27 s.n. Riverside 18 mi W of Chiriaco Summit along I-10 Comment
  UCR279513  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2017-3-27 43112 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
  CDA43476  Fatoua villosa Chandler & Mellor 2015-11-13 PDR# 331 P06143073-1 Riverside Menifee; Ramirez Foliage, 32883 Ascot Way. 0 Comment
  RSA709921  Ferocactus cylindraceus Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4623 -b Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UCR26713  Festuca microstachys E. W. Lathrop 1966-5-29 6376 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  UCR92220  Festuca microstachys D. L. Banks, Steve Boyd 1995-5-9 0394 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 701 Comment
  UCR87146  Festuca octoflora A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16234 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  UCR97450  Festuca octoflora A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19681 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  RSA525321  Filago arizonica Steve Boyd, David E. Bramlet 1990-4-29 4475 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  UCR174131  Filago arizonica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32611 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
  RSA586864  Filago californica D. L. Banks, Steve Boyd 1995-5-3 0283 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA703372  Filago californica LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1440 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA343097  Filago gallica R. F. Thorne 1985-5-18 60617 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  UC218026  Forestiera pubescens P. A. Munz and I. M. Johnston 1922-5-7 5256 Riverside Keyes Ranch; Little San Bernardino Mts. 1219 Comment
  RSA697315  Fouquieria splendens Keith E. Hoffmaster 1937-6-6 s.n. Riverside Desert grade of Palms to Pines Highway. Comment
Read comments Dec 18 2011
  RSA659176  Fragaria vesca subsp. californica Bob Rogers 1984-5-5 30 Riverside Along a trail bordering the west side of Fuller Mill Creek heading upstream. Starting point was on the North side of Hwy 243, 11.6 miles from hwy 74/hwy 243 jctn. 1524 Comment
  CAS-BOT-BC211663  Frankenia salina R. F. Hoover 1968-6-6 11153 Riverside 1 mile east of Perris Comment
  UCR110402  Frankenia salina A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23185 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1 mile west of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. west of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  UCR95953  Frasera parryi Scott D. White 1996-8-1 4411 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  LA50901  Fraxinus dipetala Joseph Andorfer Ewan; 1933-3-19 10897 Riverside Santa Ana Mountains, Tin Mine Canyon Comment
  RSA464921  Fraxinus dipetala N. C. Cooper 1945-5-5 2263 Riverside San Gorgonio Mountains above Banning. 915 Comment
  UCR178341  Fraxinus dipetala T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 139 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UCR35206  Fraxinus dipetala L. B. Ziegler 1969-5-20 364 Riverside San Jacinto Mtns, Bautista Canyon, upper canyon 1143 Comment
  SD186260  Fraxinus velutina A. C. Sanders, O. F. Clarke 1991-6-10 11135 Riverside Viverside, along Spring Brook between Lake Evans and the Santa Ana River. 238 Comment
  RSA263771  Fritillaria biflora E. W. Lathrop 1971-3-24 7460 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  UCR240999  Funastrum cynanchoides Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 20 Riverside South Coast/Peninsular Range, Riverside, Sycamore Canyon, near the entrance to the park 396 Comment
  HSC99155  Funastrum cynanchoides var. hartwegii Paul J. CaraDonna 2009-3-15 120 Riverside Cholla Gardens, Joshua Tree National Park Comment
  RSA0031552  Funastrum cynanchoides var. hartwegii Duncan S. Bell 2013-1-30 4442 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
  SD161015  Funastrum heterophyllum Virginia S. Moran 2003-5-28 Riverside Peninsular Ranges; Perris-Aguanga Basin region: Wilson Valley Mitigation Bank. Comment
  RSA784944  Funastrum hirtellum Duncan S. Bell 2012-2-12 3122 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SEINET10851908  Funastrum hirtellum Edward Palmer 1876-1 Palmer 441 Riverside Colorado River Valley Comment
  SD240829  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside East bajada flank of southern McCoy Mountains, 1 km west of Black Creek Road, 7.8 km east of McCoy Pk and 4.8 km N of I-10 164 Comment
  SEINET3101940  Galium andrewsii subsp. andrewsii Marc A. Baker, Michelle Cloud-Hughes 2011-6-10 17362 .2 Riverside Along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain. 1420 Comment
  RSA770433  Galium angustifolium Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4566 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  JEPS56075  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4177 Riverside Hwy 79 10.1 mi s Hemet (e-facing slope in hills) Comment
  JEPS7849  Galium angustifolium subsp. angustifolium Marjorie D. Clary 1932-7-4 983 Riverside 10 mi se Kenworthy (near springs in canyon); Santa Rosa Mts. 1371 Comment
  RSA144223  Galium angustifolium subsp. angustifolium William M. Klein 1960-8-22 1583 Riverside North of Idyllwild along trail to Suicide Rock and Mt. San Jacinto, San Jacinto Mountains. Comment
  RSA755  Galium angustifolium subsp. angustifolium J. T. Howell 1928-7-7 1037 Riverside Santa Ana Mts. above Glen Ivy. 610 Comment
  UCR165918  Galium aparine T. B. Salvato, John F. Green 2004-5-27 555 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  RSA777334  Galium stellatum var. eremicum Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 831 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' Old mine access road 534 Comment
  RSA643292  Gamochaeta pensylvanica R. D. Goeden, D. W. Ricker 1972-5-20 s.n. Riverside Riverside: UCR Campus, outside insectary buildings near Entomology. 341 Comment
  UCR114330  Gamochaeta pensylvanica Mitch Provance 1998-7-23 914 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  POM20916  Gastridium phleoides P. A. Munz 1923-9-7 7758 Riverside Trail from Holy Jim Canyon to Santiago Peak 1128 Comment
  UCSB45571  Gastridium phleoides Roos, John 1939-5-27 Riverside Reche Canyon Comment
  RSA597515  Gayophytum diffusum subsp. parviflorum Louis C. Wheeler 1945-10-6 6132 Riverside San Jacinto Mountains. Snow Creek and north fork San Jacinto River. 2378 Comment
  CDA4079  Genista monosperma A. Catterson 2002-2-25 s.n. Riverside Perris-Aguanga Basin region.; Orangecrest area of southeast Riverside, 17120 Cole Ave. Comment
  POM358676  Geraea canescens N. C. Cooper 1949-4-8 3317 Riverside Desert Center. 610 Comment
  SD227745  Geraea canescens Scott D. White, Pam Devries 1998-2-9 6071 Riverside Coachella Valley. La Quinta / Palm Desert Area; Whitewater River Channel at and near Miles Ave. crossing. 29 Comment
  SEINET2051656 Image available Geraea canescens Steven J. Southwell 1971-5-1 Riverside 300 ft. W. of road through Thousand Palm Oasis 150 Comment
  UCSB18114  Geraea canescens Day, Fran 1964-3-23 Riverside 3.0 miles east of U.S. 99 on Ramon Road near 1000 Palms Comment
  RSA0127783  Geraea canescens G. Rink 2013-3-17 11863 Riverside About ten miles west of Blythe, on the proposed Quartzite solar power plant. 125 Comment
  RSA667120  Geranium carolinianum A. C. Sanders, T. B. Salvato 2000-5-8 23384 Riverside San Bernardino Valley region; Riverside, UCR Botanical Garden, E side of the campus. 121 Comment
  UCR157429  Gilia N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 183 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR178156  Gilia T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 137 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UC748762 Image available Gilia abramsii Herbert L. Mason 1926-4-30 3112 Riverside 1 mi s Temecula; Temecula Canyon; Temecula Canyon, Riverside Co. Comment
  RSA470125  Gilia angelensis N. C. Cooper 1949-3-15 3011 Riverside Banning. 701 Comment
  RSA72286  Gilia angelensis F. W. Peirson 1923-3-28 4129 Riverside North of Lake Elsinore near Brickyard. Comment
  SD247689  Gilia angelensis J. Mark Porter, Lauren E. Machen 1997-2-15 11425 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 miles NE of the Highway 74 exit at Lake Elsinore. 118 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
  UCR165396  Gilia angelensis A. C. Sanders 2005-4-21 29577 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  RSA559955  Gilia capitata subsp. abrotanifolia Steve Boyd, Orlando Mistretta 1992-4-23 7066 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  RSA774891  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5032 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
  SBBG94831  Gilia capitata subsp. abrotanifolia E. LaRue 1990-4-10 Riverside midway between Pauba Valley and Wolf Valley; 0.5 mi N of the Pechanga Indian Reservation Comment
  POM13097  Gilia diegensis P. A. Munz, I. M. Johnston 1922-5-20 5484 Riverside Kenworthy, San Jacinto Mountains 1402 Comment
  SD7672  Gilia diegensis May 1881 Riverside Temecula Comment
  UCR122539  Gilia ochroleuca subsp. exilis George K. Helmkamp, E. A. Helmkamp 2001-5-20 6668 Riverside San Jacinto Mtns., 0.3 mi NW of Keen Camp Summit along CA-74 1494 Comment
  IRVC27470  Gilia scopulorum A. C. Sanders, E. J. Lawlor 1992-4-4 12145 Riverside McCoy Mtns, within 0.5 mi of McCoy Spring Colorado Desert 244 Comment
  RSA332592  Gilia scopulorum George K. Helmkamp 1983-3-24 383 -16 Riverside Little Chuckwalla Mtns, north base, 1.5 mi east of Graham Pass Rd. 335 Comment
  RSA774302  Gilia scopulorum Duncan S. Bell 2011-4-7 2181 A Riverside The east side of the Arica mountains; approximately 1.2 air miles north of Priests Well. or approximately 4.5 air miles southwest of the ghost town of Rice. 308 Comment
  RSA778253  Gilia scopulorum Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 919 B Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  RSA782089  Gilia scopulorum Duncan S. Bell 2009-3-7 6 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  RSA770988  Gilia stellata J. Andre, T. La Doux 2009-2-25 10810 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  RSA777655  Gilia stellata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 757 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC880019  Gilia stellata C. L. Hitchcock 1940-3-31 5880 a Riverside 1/2 mi below Cottonwood Spring; below Cottonwood Spring Comment
  UCR272292  Gilia stellata Duncan S. Bell, Rachel Darney-Lane, Evan Meyer 2015-2-24 7755 Riverside Little San Bernardino Mountains, Morongo Canyon Preserve, side canyon off of Little Morongo Canyon, just south of the Riverside/San Bernardino county border 777 Comment
  UCR89533  Gilia stellata Bern Schwenn 1994-4-9 s.n. Riverside Southern Mojave Desert, Little San Bernardino Mtns, Joshua Tree National Monument [now National Park]: 'Hidden Gold' Canyon below the Hidden Gold Mine. In 3rd canyon on N side 1085 Comment
  RSA718873  Gilia stellata Michael Honer, L. Hulse 2005-3-7 2032 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. 488 Comment
  UC1922810  Gilia stellata Michael Honer 2005-3-8 2038 Riverside Colorado Desert; Little San Bernardino Mountains region: Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. Comment
  UCR48390  Githopsis diffusa subsp. candida Steve Boyd 1986-4-22 1771 Riverside Peninsular Range, Temescal Canyon, E side of Indian Wash, south of I-15 Comment
  SDSU12522  Gnaphalium californicum Shasta Gaughen, M. G. Simpson 2000-4-29 11 Riverside 0 Comment
  UCR136272  Gnaphalium californicum A. C. Sanders 2004-4-20 27563 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR241196  Gnaphalium californicum Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 528 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UCR113185  Gnaphalium canescens A. C. Sanders 1998-1-15 21645 Riverside Lake Skinner area, along old Rawson Rd. just north of Crown Valley, above Diamond Valley at waterline of proposed reservoir 518 Comment
  RSA191441  Gnaphalium luteoalbum E. W. Lathrop, R. F. Thorne 1967-9-26 6649 Riverside 6 miles NW of Murrieta. Comment
  CAS-BOT-BC307399  Gnaphalium palustre A. C. Sanders; Guy Bruyea 2003-6-12 26886 Riverside Winchester, SW edge of town between Simpson Ave. and Olive Ave. ca. 1 km west of Hwy 79/Winchester Road 445 Comment
  POM14363  Guillenia lasiophylla P. A. Munz, D. D. Keck 1922-4-9 4805 Riverside Chuckwalla Valley, 10 miles east of Shavers well. 152 Comment
  RSA0106694  Guillenia lasiophylla Duncan S. Bell, Thomas Stoughton 2010-3-19 562 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2 air miles west of Priest Well. 449 Comment
  RSA0026295  Guillenia lasiophylla John F. Emmel 1991-4-22 1165 Riverside Oak Mountain NE of Pauba Valley; grassland scrub plateau area 0.7 air mile SW of 2706 peak of Oak Mtn. 595 Comment
  POM46836  Gutierrezia californica Mary F. Spencer 1920-4-2 1474 Riverside Palm Springs, Colorado Desert. 122 Comment
  RSA543298  Gutierrezia californica Steve Boyd 1991-3-17 5513 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA736547  Gutierrezia californica Scott D. White, Angelia Carey 2004-7-2 10586 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  LA203636  Gutierrezia lucida Carl Epling; 1937-11-26 sn Riverside White Tank, 29 Palms Comment
  POM259263  Gutierrezia sarothrae P. A. Munz 1938-8-14 15388 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  RSA219238  Gutierrezia sarothrae C. W. Tilforth 1970-9-2 299 Riverside Towards summit of Sant Rosa Mts 2287 Comment
  UCR237476  Haplopappus acradenius Duncan S. Bell, Amber Swanson 2011-2-18 2041 Riverside Mojave Desert, Coachella Valey area, Edom Hill, along Edom Hill Road near dump, 0.6 road mi from junction with Varner Road 259 Comment
  UCR197062  Haplopappus menziesii A. C. Sanders, D. L. Sanders 2008-9-27 36101 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
  CAS-BOT-BC231105  Harpagonella palmeri P. A. Munz; I. M. Johnston 1922-5-19 5335 a Riverside 5 miles NE of Murietta 457 Comment
  RSA0066620  Harpagonella palmeri A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32568 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
  UCR97274  Harpagonella palmeri D. E. Bramlet 1995-4-26 2399 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, S facing slope adjacent (N) of the water tank maintenance road (road from BM 1487), c. 671m east of the entrance road, at junction of maintenace road and road to Tucalota Creek 476 Comment
  RSA0066616  Harpagonella palmeri P. A. Munz, Ivan M. Johnston 1922-5-19 5335 a Riverside 5 mi NE of Murietta. 427 Comment
  RSA520079  Hazardia squarrosa var. grindelioides Steve Boyd, David E. Bramlet 1988-10-8 2876 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  CAS-BOT-BC211547  Helianthemum scoparium Ynez W. Winblad 1938-5-15 s.n. Riverside Lake Elsinore Comment
  CAS-BOT-BC305452  Helianthus annuus F. A. Thackery 1928-5-22 416 Riverside Indio Comment
  UCR148328  Helianthus annuus John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  CLARK-A1656-881  Helianthus annuus subsp. lenticularis Jim Cornett 1977-7-10 Riverside Thermal 0 Comment
  UCR19792  Helianthus californicus W. W. Mayhew 1977-10-3 s.n. Riverside San Jacinto Mtns., Hwy 243 at Fuller Mill Creek 1585 Comment
  SDSU13700  Heliotropium curassavicum James C. Dice, J. DeWald 1987-10-5 735 Riverside Santa Margarita River, near aqueduct crossing. T8S, R3W, southeast 1/4 of northeast 1/4 of section 27. 247 Comment
  SEINET959054  Heliotropium curassavicum A. C. Sanders 2006-1 32273 Riverside Warm Springs Valley, N edge of City of Lake Elsinore, 35 acre parcel south of the intersection of Callier Ave. and Riverside Dr., NE of Alberhills Crk., NW of Enterprise Way (Lake Elsinore 7.5Q) 389 Comment
  RSA711222  Hemizonia kelloggii A. C. Sanders 2004-4-9 27469 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side. 473 Comment
  UCR139967  Hemizonia kelloggii Virginia Moran 2003-5-22 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR260605  Hemizonia kelloggii A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-6 41570 Riverside Peninsular Range, Temescal Valley, large open parcel between Horsethief Canyon Rd. and Hostettler Rd., just south of I-15 392 Comment
  RSA736956  Hemizonia mohavensis Justin M. Wood, Scott D. White, Brandy Ulrich 2008-7-15 23 Riverside W of Anza Valley, adjacent to Cave Rock Rd. Approx. 1/4 mile E of Cahuilla Indian Reservation. 1215 Comment
  RSA683227  Hemizonia paniculata Scott D. White 2003-12-1 9891 Riverside Santa Ana River Valley; City of Riverside; (La Sierra area). 244 Comment
  SEINET238520  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2000-5-25 23423 Riverside Menifee Valley: S of Newport Rd. N of Holland Rd. and E of Bradley Rd. 2 miles due east of Railroad Canyon Lake. 439 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
  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
  UCR266357  Hemizonia paniculata D. E. Bramlet 2005-6-28 3884 Riverside Murrieta, Elm St. NE of I-15, just S of I-215 junction 329 Comment
  UCR101544  Hemizonia pungens C. S. Jones, Jennifer Hodge 1998-3-22 s.n. Riverside Lake Elsinore, back basin, c. 700 ft. west of the San Jacinto River and c. 250 ft. south of the Lake Elsinore channel. 400 Comment
  RSA628429  Hemizonia pungens subsp. laevis A. C. Sanders, K. C. Rose 1999-6-18 22813 Riverside Skinner/Domenigoni area: French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  UCR189808  Hemizonia pungens subsp. laevis Theresa Johnson 2006-6-1 142 Riverside Peninsular Range, San Jacinto Wildlife Area. South of main entrance road to San Jacinto Wildlife Area. Located parallel to dirt road c. 500 m west of Davis Road along dry alkali flats 433 Comment
  UCR64140  Hemizonia pungens subsp. pungens Scott D. White 1990-9-5 s.n. Riverside Perris-Aguanga Basin region, Perris Valley, SW corner of Nuevo Rd & Dunlap Road, between Perris & Nuevo. Adjacent to the Perris Valley Storm Drain 433 Comment
  UCR89822  Hemizonia pungens subsp. pungens 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
  SD224911  Herniaria hirsuta var. cinerea A. C. Sanders, G. K. Helmkamp 1996-3-17 17986 Riverside Coachella Valley: Palm Springs, mouth of Palm Cyn., ca. 0.5 km E of Palm Canyon Dr. on Bogert Trail. 163 Comment
  JEPS61971  Hesperocallis undulata W. L. Jepson 1927-4-14 11698 Riverside foothills s.e. end Santa Rosa Mts. (Silent Canyon); Colorado Desert, , Silent Canyon 304 Comment
  RSA180431  Hesperolinon micranthum E. W. Lathrop 1965-5-30 5775 c Riverside 6 miles W of Murrieta. Comment
  RSA263737  Hesperolinon micranthum E. W. Lathrop 1968-5-17 6889 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. 1082 Comment
  RSA587424  Hesperolinon micranthum D. L. Banks, Steve D. Boyd 1995-6-2 568 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, in the clay grasslands in S32, W of the Dripping Springs Alcove Area. 890 Comment
  UCR281497  Hesperoyucca whipplei Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 112 Riverside Temescal Valley, 0.25 miles SW of the intersection of De Palma Rd. and Horsethief Canyon Rd. 396 Comment
  UCR22150  Heterotheca grandiflora Steve Boyd 1980-12-13 363 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau Comment
  UCR277757  Heterotheca grandiflora Mitch Provance 2012-10-15 1012- 10 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  RSA0075897  Heterotheca grandiflora D. L. Banks, S. D. Boyd 1995-10-17 0770 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UC1999900  Heterotheca sessiliflora subsp. fastigiata J. C. Semple, J. Chimielewski 1987-9-30 8985 Riverside CA-74,12.7 km S of CA-243, S of Lake Hemet. Comment
  LA208988  Heuchera caespitosa M. Hilend; 1928-8-7 Riverside Summit- San Jacinto Peak Comment
Read comments May 22 2018
  RSA28084  Hibiscus denudatus I. L. Wiggins 1941-3-27 9691 Riverside 8.2 miles west of Shaver s summit. Comment
  UCR180226  Hibiscus denudatus Scott D. White, Pam Devries 2006-3-14 11252 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR213269  Hibiscus denudatus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37442 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  UCR241550  Hibiscus denudatus A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40636 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  RSA95299  Hibiscus denudatus F. W. Peirson 1922-4-9 2900 Riverside Palm Canyon Region, near Palm Springs. Comment
  SEINET212651 Image available Hilaria rigida L. C. Higgins 1974-4-12 8488 Riverside 5 mi S of Morongo Valley on Hwy 62 Comment
  SEINET3011912 Image available Hilaria rigida A. C. Sanders 2010-3-23 37544 Riverside Sonoran (Colorado ) Desert; Chuckwalla Valley, at SW foot of Palen Mountains (Sidewinder 7.5' Q.). 130 Comment
  RSA0040034  Hilaria rigida W. Marquart 1938-3-12 s.n. Riverside Mule mts. south of Chuckwalla range. Comment
  RSA0016767  Hippuris vulgaris Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38147 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  CAS-BOT-BC540739  Hoffmannseggia glauca Sarah J. De Groot; Amy Rouillard 2015-9-15 7570 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  UC406703  Hoffmannseggia glauca Marcus E. Jones, A. M. 1929-9-16 Riverside e of Desert Center Comment
  UC68503  Hoffmannseggia glauca E. E. Schellenger 1905-4-18 Riverside Palo Verde Valley; Colorado Desert Comment
  CAS-BOT-BC206104  Hoffmannseggia microphylla C. Epling; Wm. Robison; Wm. Stewart 1936-3-22 s.n. Riverside Painted Canyon, near Mecca Comment
  LA45789  Hoffmannseggia microphylla Martha Hilend; 1929-7-27 363 Riverside Shaver's Well Comment
  UCR189778  Holocarpha virgata subsp. elongata Theresa Johnson 2006-6-2 154 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Ecological Preserve on Mesa De Colorado, c. 1 km from Clinton Keith Road Comment
  CAS-BOT-BC150021  Holodiscus discolor var. discolor E. W. Lathrop 1977-4-20 7609 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. Summit of Santiago Peak on the Riverside County slope side Comment
  RSA654572  Hordeum brachyantherum Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. [county not specified] 610 Comment
Read comments May 20 2012
  SEINET271516  Hordeum marinum A. C. Sanders, K. D. Jones; D. Malueg 1996-4-20 18050 Riverside San Jacinto River between Nuevo and Lakeview from 11th to 13th Streets alkaline flats along the east side of the river 433 Comment
  RSA0063031  Hordeum marinum subsp. gussoneanum Andrew Haimov, April Sleigh 1992-5-10 85 Riverside San Jacinto Wildlife Area next to reclaimed water storage area, approximately 1 1/2 miles east of Davis Road. Comment
  UCR182858  Hordeum murinum subsp. leporinum Mitch Provance 2001-4-21 2976 E Riverside San Bernardino Valley, Sunnyslope, west side of Sierra Blvd., along sidewalk adjacent to the golf course 335 Comment
  CAS-BOT-BC312583  Hulsea vestita subsp. callicarpha Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild Comment
  POM360713  Hulsea vestita subsp. callicarpha Anstruther Davidson 1891-1 2032 Riverside [Idylwild] Idyllwild Comment
  RSA769765  Hulsea vestita subsp. callicarpha Duncan S. Bell, Valentin Arvizu 2010-5-10 987 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  SBBG65752  Hulsea vestita subsp. callicarpha R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2590 Comment
  UC32857  Hulsea vestita subsp. callicarpha H. M. Hall 1901-8-8 2682 Riverside vicinity of Chalk Hill 1645 Comment
  UC219234  Hydrocotyle umbellata P. A. Munz and I. M. Johnston 1922-5-7 5283 Riverside Little San Bernardino Mts., Covington Ranch 762 Comment
  RSA180321  Hypochaeris glabra E. W. Lathrop 1965-4-25 5672 Riverside 4 miles southwest of Murrieta on the De Luz Road. Comment
  RSA85119  Hypochaeris glabra J. C. Roos 1952-4-30 5611 Riverside Hills between Camp Haan and Riverside 518 Comment
  CAS-BOT-BC219756  Hyptis emoryi Barbara Ertter; Jeffrey Strachan 1980-5-20 3478 Riverside Highway 74 (Pines to Palms Highway) near Black Hill between Palm Desert and Santa Rosa Mt 914 Comment
  RSA420167  Hyptis emoryi H. de Forest 1924-4-18 s.n. Riverside Tahquitz Canyon. Comment
  RSA420185  Hyptis emoryi Bonnie C. Templeton 1930-3-22 1642 Riverside Palm Springs. 400 Comment
  RSA790626  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-4-24 7 Riverside In the Palen Valley south of Hwy. 10 on Dupont Rd., ca. 2 mi. northeast of the Chuckwalla Mountains Wilderness Area. 183 Comment
  UCR241717  Hyptis emoryi Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 47 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  UCSB5693  Hyptis emoryi Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains 1.5 mi S of the junc. of U.S. 60-70 and the S entrance road to Joshua Tree Natl. Mon. 579 Comment
  CAS-BOT-BC311615  Isocoma acradenia var. eremophila S. B. Parish 1913-2-28 8475 Riverside Mecca, Salton Sink -60 Comment
  UC64818  Isocoma acradenia var. eremophila E. E. Schellenger 1904-10-16 58 Riverside between Indio and Wolters [Walters=Mecca] Comment
Read comments Jun 18 2011
  RSA0117148  Isocoma menziesii Mitchell 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
  SBBG118933  Isocoma menziesii S. D. White 1999-10-7 7623 Riverside S of McColl Ave and E of Interstate 215; T5S R3W S27 1450 Comment
  UCR245799  Isocoma menziesii A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40961 Riverside Peninsular Range, Wilson Valley Preserve, 0.12 mi. S of Wilson Valley Rd., 1.1 mi. east of Sage Rd., 1.65 mi. east (87 deg. ) of Round Top Mtn. 770 Comment
  RSA486457  Isocoma menziesii var. vernonioides Richard Noyes, L. Arnseth 1988-10-30 759 Riverside Harford Springs County Park vicinity. East of Park boundry and bordering Gavilan Mine Road. 610 Comment
  UC1950034  Isoetes howellii R. F. Thorne, E. W. Lathrop, S. Bickstrom-Sternberg, B. Martin May 1982 55204 Riverside Peninsular Ranges; Santa Ana Mountains region: SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. Comment
  SEINET7048067  Isomeris arborea Steven R. Hill 2001-4-29 33544 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC11135  Isomeris arborea H. M. Hall May 1899 1186 Riverside Aguanga Smith's Mt. (n slope of Smith's Mt) Comment
  CLARK-A1045-325  Isomeris arborea var. angustata George K. Helmkamp 1977-3-20 Riverside Cabazon edge of dry wash south of Cabazon; ; Cabazon 7.5'Q Comment
  UCR136159  Iva axillaris A. C. Sanders 2004-6-20 28213 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  JOTR30787  Ivesia saxosa La Doux, Tasha, Erin Babich 2007-4-18 1516 Riverside Joshua Tree National Park. About .5 mile southeast of Lost Horse Ranger Station, at the west edge of Lost Horse Valley Comment
  SD237479  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 (Riverside West 7.5'Q) 238 Comment
  UCR170124  Juncus bufonius Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 103 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  UCR272134  Juncus cooperi Duncan S. Bell 2015-8-12 8592 Riverside Colorado (Sonoran) Desert, southwestern section of the Orocopia mountains, spring in the southern section of the Dos Palmas area -41 Comment
  UCR9555  Juncus dubius Bonner Blong 1966-1 s.n. Riverside Santa Rosa Mtns., Tahquitz Spring, Martinez Canyon. 793 Comment
  SD51956  Juncus oxymeris Reid Moran 1962-7-7 9857 Riverside Occasional in shade, in granitric soil by Strawberry Creek, 2 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  CDA33225  Juncus rugulosus S. Munhall 1957-7-18 Riverside Cleveland National Forest, high rocky ridge. 0 Comment
  UCR116688  Juncus rugulosus George K. Helmkamp 1974-7-14 s.n. Riverside Santa Ana Mtns. region, Ortega Oaks Park on Hwy 74 610 Comment
  UCR164070  Juncus rugulosus John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  UCR125764  Juncus textilis A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al 2003-1-10 25659 Riverside San Jacinto Mountains, Bautista Canyon, c. 3/4 mile above the Horse Canyon confluence, near beginning of Alessandro Trail 884 Comment
  RSA0000300  Juncus tiehmii Barbara Ertter, Jeffrey L. Strachan 1979-6-26 2971 Riverside Large wash behind Kenworthy Ranger Station, near Route 74 in Hemet Valley, San Jacinto Mountains, San Bernardino National Forest. 762 Comment
  RSA86343  Juniperus californica F. W. Peirson 1922-12-27 3332 Riverside Between forks of Andreas Canyon, near Palm Springs 609 Comment
  UCR59752  Juniperus californica Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3203 Riverside Peninsular Range, Vail Lake area, W end of bench on S flank of Oak Mtn. 549 Comment
  UCR94059  Juniperus californica Scott D. White, D. Haselfeld 1996-7-2 4263 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
  CAS-BOT-BC234601  Justicia californica Ira L. Wiggins 1937-3-9 8757 Riverside 5 miles west of Shaver's Well Comment
  LA99446  Justicia californica Hisao P. Arai; 1957-4-18 sn Riverside Box Canyon, near Mecca; off Highway 195 Comment
  UC888147  Justicia californica Ivan Johnston Apr 4 1917-Apr 6 1917 Riverside near Palm Springs Palm Springs Comment
  UCD121637  Justicia californica Geoffrey Levin 1976-3-27 686 Riverside Chino Canyon, west of Palm Springs. Mt. range: Alluvial Fan of San Jacinto Mts. Drainage Area: Salton Sea basin. 396 Comment
  SDSU10659  Keckiella antirrhinoides Wende Rahlaender 1983-5-28 7 Riverside Santa Rosa Mtns, Big Horn Sheep Lookout: pn NW rom of Deep Canyon, about 15 miles along Hwy 74 from Palm desert; just SE of Sugarloaf Mtn., 5 miles NE of Santa Rosa Mtn. Comment
Read comments Jul 14 2013
  RSA450072  Keckiella cordifolia J. C. Roos, L. Roos 1952-6-24 5786 Riverside In the hills west of Beaumont. Comment
  UCR107283  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 1998-8-17 4444 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  CAS-BOT-BC246208  Keckiella rothrockii J. Ewan 1930-8-31 2151 Riverside Round Valley, San Jacinto Mts. 2743 Comment
  RSA783584  Koeberlinia spinosa var. tenuispina Michael Wall, Valentin Arvizu 2011-5-24 603 Riverside 6.5 miles north of Desert Center, off Kaiser Rd. ca. 100 meters to the northeast off a small dirt rd. in a shallow wash area near two paloverde trees. 201 Comment
  RSA403467  Koeleria macrantha M. B. Dunkle 1933-7-21 3721 Riverside Idyllwild 1616 Comment
  SBBG109172  Krameria erecta D. Wilken with G. A. Wilken 1997-11-1 15375 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  UC1329992  Krameria erecta James E. Cole 1941-5-21 760 Riverside Cottonwood Road Dale (Joshua Tree National Monument); , Dale 914 Comment
  CLARK-A1528-5688  Krameria grayi John C. Roos 1946-5-15 3856 Riverside Eagle Mountains Comment
  UC61699  Krameria grayi L. D. Copeland Apr. 1904 2 Riverside West Canyon Palm Springs (Palm Springs); , West Canyon Comment
  UCR166801  Kyllinga brevifolia R. E. Riefner Jr. 2004-9-25 04- 443 Riverside City of Corona; Green River Road, c. 0.8 mi south of 91 freeway overpass, Green River Golf Course at Santa Ana River 153 Comment
  UCR94926  Lactuca serriola Scott D. White 1996-9-22 4543 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  RSA524610  Lamarckia aurea Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3933 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. 793 Comment
  CLARK-A1656-877  Larrea tridentata Jim Cornett 1977-6-25 Riverside Desert Hot Springs 411 Comment
  RSA0047318  Larrea tridentata Jim Andre 2014-1-27 26658 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  SBBG109171  Larrea tridentata D. Wilken with G. A. Wilken 1997-11-1 15373 Riverside tributary of San Bernardino Wash, 0.3 km SW of Gold Crown Rd, SW slope of Pinto Mtns 605 Comment
  UC867924  Larrea tridentata Lewis S. Rose 1936-12-18 36786 Riverside Palm Springs 138 Comment
  SEINET10479878  Lastarriaea coriacea James L. Reveal 1988-5-23 Reveal 6865 Riverside Along California Highway 75 at milepost 48, 3 miles east of Fairview Avenue in Valle Vista, on sandy granitic soil north of the highway and south of the San jacinto River, associated with Encelia and Eriogonum at about 2000 feet elevation. Sec. 10, T5S, R1E. 610 Comment
  CLARK-A1528-1978  Lasthenia chrysostoma John C. Roos 1952-5-21 5706 Riverside San Jacinto River 426 Comment
  UC34691  Lasthenia coronaria Geo. R. Hall 1901-5-17 1675 Riverside Riverside Comment
  UC718551  Lasthenia coronaria Carl B. Wolf 1935-4-7 6306 Riverside 2 mi sw of Perris; Gavilan Hills Region 426 Comment
  UCR152634  Lasthenia coronaria A. C. Sanders 2005-4-22 29588 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  RSA1440  Lasthenia gracilis J. T. Howell 1929-2-14 1229 Riverside 3 miles S of Glen Ivy. Comment
  RSA560359  Lasthenia gracilis Steve Boyd 1992-4-14 6822 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Western edge of Oak Flats area along Bluewater Tributary from Verdugo Tributary S to crest of ridge W side Bluewater Canyon. 732 Comment
  RSA585980  Lasthenia gracilis Adree M. Desrochers 1990-4-19 472 Riverside Near Lake Matthews, along Cajolco Road, on hills on the N side of road, 5.3 km E of intersection Hwy 15 and Cajalco Road Comment
  SBBG103913  Lasthenia gracilis S. D. White 1993-4-20 1215 Riverside SE of Estelle Pk, Gavilan Hills 792 Comment
  RSA680520  Lathyrus latifolius Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8633 -B Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 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
  RSA33836  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1944-5-20 1247 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  JEPS30467  Layia glandulosa Peter H. Raven 1958-5-18 12968 Riverside 2.3 miles from Mountain Center on road to Hemet, San Jacinto Mountains Comment
Read comments Jun 9 2012
  UC1329951  Layia glandulosa James E. Cole 1941-5-17 724 Riverside Covington Flat Joshua Tree National Monument, Covington Flat 1584 Comment
  UCR62095  Layia glandulosa G. R. Ballmer 1990-5-5 s.n. Riverside San Jacinto Mtns. Foothills, SE boundary of the San Jacinto Potrero land grant, just north of the Colorado River aqueduct, where road crosses creek at mouth of unnamed canyon to east Comment
  UCR114299  Layia platyglossa Julie A. Greene 1993-4-10 1150 a Riverside San Jacinto Valley, San Jacinto Wildlife Area. Sloping drainage from Davis Road. 436 Comment
  POM361702  Layia platyglossa subsp. campestris P. A. Munz, I. M. Johnston 1922-5-19 5419 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
Read comments Apr 3 2011
  RSA190628  Layia ziegleri L. B. Ziegler 1966-6-10 s.n. Riverside Between Mountain Center and Keen Camp Summit, San Jacinto Mts. 1448 Comment
  RSA180477  Lemna minuta E. W. Lathrop 1960-6-9 4989 Riverside 14 miles west of Murrieta. Comment
  SEINET11257130  Lepidium densiflorum D. Atwood 1993-3-27 17692 Riverside Corona Del Mar State Park, along Newport Coast Drive 0 Comment
  CLARK-A1045-126  Lepidium dictyotum George K. Helmkamp 1977-3-20 Riverside Deep Canyon dry wash of Deep Canyon; Palm Desert 15'Q Comment
  UCR91280  Lepidium dictyotum var. acutidens Scott D. White, M. Jacobsmeyer 1996-4-20 3965 Riverside Perris Basin, near Perris Airport; c. 100 m south of Case Road and 100 m west of the San Jacinto River Channel 433 Comment
  CLARK-A1656-664  Lepidium fremontii Milton Walker 1978-3-10 Riverside Joshua Tree National Park Comment
  RSA429907  Lepidium fremontii E. C. Jaeger 1922-3-2 s.n. Riverside 29 Palms Comment
Read comments May 28 2011
  UC68536  Lepidium fremontii H. M. Hall Apr 1905 5844 Riverside Canyon Springs Colorado Desert Comment
  UCR260577  Lepidium lasiocarpum A. C. Sanders, Nina Kidd, Jeff Crain 2015-3-31 41538 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon, southwest side of Temescal Canyon Rd. near El Hermano Road junction 313 Comment
  POM93985  Lepidium lasiocarpum Marcus E. Jones 1926-2-19 s.n. Riverside West of Indio, Riverside County Comment
  UCR280924  Lepidium lasiocarpum subsp. lasiocarpum Fred M. Roberts 2016-3-5 7992 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
  UCR127146  Lepidium latifolium A. C. Sanders, Guy Bruyea 2003-6-12 26888 Riverside Perris-Aguanga Basin Region, Winchester, SW edge of town between Simpson Ave. and Olive Ave., c. 1 km west of Hwy 79/Winchester Rd. 445 Comment
  UCR133111  Lepidium virginicum 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
  CAS-BOT-BC329442  Lepidospartum squamatum Cecil Hart 1926-3-9 s.n. Riverside Between Whitewater & Indio Comment
  RSA3321  Lepidospartum squamatum C. B. Wolf 1931-10-14 2462 a Riverside Cabazon, San Gorgonio Pass. 518 Comment
  RSA777278  Lepidospartum squamatum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4554 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SACT001409  Leptochloa uninervia Philip Munz, J. Johnston 1928-9-12 Riverside Common on sandy alkali flat. Comment
Read comments Aug 22 2013
  UC489129  Leptodactylon pungens C. V. Meyer 1928-7-31 611 Riverside Tahquitz Peak; San Jacinto Mts., Tahquitz Peak 2590 Comment
  RSA180366  Leptosiphon floribundus E. W. Lathrop 1960-5-27 5229 Riverside 6 miles west of Murrieta. Comment
  CAS-BOT-BC227029  Leptosiphon floribundus subsp. floribundus Elizabeth McClintock 1965-6-25 s.n. Riverside Santa Rosa Mountain, a short distance below summit Comment
  POM364627  Leptosiphon lemmonii Anstruther Davidson s.n. Riverside Idyllwild. Comment
  RSA282757  Leptosiphon lemmonii C. W. Tilforth, B. Busenberg 1980-10-6 1975 Riverside 0.1 miles in from Highway 74 on north leg of Thomas Mtn. Rd., 1 mile south of /lake Hemet. Comment
  UC1287162  Lesquerella tenella C. L. Hitchcock 1966-3-20 24309 Riverside along road to Blythe about 30 mi n Ogilby Comment
Read comments Mar 2 2013
  UCR102728  Lessingia filaginifolia B. G. Pitzer 1998-1-25 3416 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  SBBG94651  Lessingia glandulifera var. glandulifera S. D. White 1990-10-8 Riverside Vail Lake area, Hwy 79, immediately W of Dripping Springs Guard Station 487 Comment
  UC38168  Leymus condensatus H. M. Hall May 1899 1218 Riverside Smith Mt. San Jacinto Mountains Comment
  SEINET244827  Leymus triticoides A. C. Sanders 2001-5-7 24171 Riverside perris-aguana Basin region: S of helmet, E end of Diamond Valley, along Gibbel Rd. 0.5-0.75 mi E of State St., between Silver Dew Dr. and Morse Girard St., slopes and wash below the mouth of Avery Canyon 503 Comment
  CAS-BOT-BC451631  Lilaea scilloides James R. Shevock 1975-4-28 4225 Riverside At Mesa de Burro, Santa Rosa Plateau. Santa Ana Mountains. 762 Comment
  CAS-BOT-BC130879  Lilium parryi Mrs. E. C. Van Dyke 1928-7-20 s.n. Riverside Idyllwild Comment
  UCR35221  Limosella acaulis L. B. Ziegler 1969-6-12 376 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  RSA192027  Linanthus androsaceus subsp. luteolus E. W. Lathrop 1966-5-16 6326 -a Riverside Tenaja Grade, 2 miles SW of Murrieta on the Tenaja Road. Comment
  UC879877  Linanthus aureus C. L. Hitchcock 1940-4-3 5937 Riverside 1.5 mi ne Cottonwood Spring (along 29 Palms Road); Joshua Tree National Monument Comment
  CHSC26491  Linanthus californicus Richard Fellows 1970-5-7 22 Riverside Ca. 5 mi. W. of Corona, .5 mi. N. of Prado Dam off Hwy. 71. 304 Comment
  POM128362  Linanthus californicus Thos. Craig 1927-4-23 207 Riverside Glen Ivy. Comment
  RSA0104451  Linanthus dianthiflorus Duncan S. Bell, LeRoy Gross 2015-2-17 7750 Riverside San Gorgonio Wilderness area; Whitewater Canyon; about 1.75 air miles northwest of the trout farm, in the vicinity of Red Dome. 796 Comment
  UC455665  Linanthus dianthiflorus I. J. Condit 1910-6-24 Riverside road to Strawberry Valley San Jacinto Mts. 914 Comment
  UC665884  Linanthus dianthiflorus Ira L. Wiggins 1941-3-27 9692 Riverside 4 mi n Whitewater Comment
  POM364584  Linanthus dianthiflorus subsp. dianthiflorus Christopher Davidson 1973-4-1 1830 Riverside Jct. Vail Lake Marina and Hwy. 71/79, about 3 miles west of Aguanga. 426 Comment
  RSA314667  Linanthus dianthiflorus subsp. dianthiflorus R. F. Thorne, F. R. Fosberg, Sachet, Herbst 1983-4-23 55790 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  POM13247  Linanthus dianthiflorus subsp. farinosus P. A. Munz, I. M. Johnston 1922-5-19 5361 Riverside 5 miles NE of Murietta. 457 Comment
  POM13323  Linanthus jonesii E. C. Jaeger 1921-04 1087 Riverside Chuckwalla Valley. Comment
Read comments Nov 26 2016
  UC1051457  Linanthus jonesii Herbert L. Mason 1952-4-7 14207 Riverside Palm Canyon Palm Spring Comment
  RSA612619  Linanthus lemmonii D. L. Banks, Victor W. Steinmann 1997-3-13 1504 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
  UCR108862  Linanthus lemmonii Heidi A. Haid 1969-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR35062  Linanthus lemmonii L. B. Ziegler 1967-6-21 164 Riverside San Jacinto Mtns, Hemet [= Garner] Valley 1402 Comment
  UC489015  Linanthus liniflorus C. V. Meyer 1929-6-18 765 Riverside Hemet Valley San Jacinto Mts. 1219 Comment
  RSA497947  Linum lewisii E. C. Jaeger 1923-6-21 s.n. Riverside Idyllwild, San Jacinto Mts. 1585 Comment
  UCR230919  Linum usitatissimum T. B. Salvato 1999-5-5 070 Riverside Upper Santa Ana River Basin/San Bernardino Valley, Riverside, residence at 1009 Bascomb Drive 305 Comment
  RSA93778  Lobelia cardinalis subsp. graminea F. W. Peirson 1922-12-27 8649 Riverside About 1 miles up in Andreas Canyon, Palm Springs region. Comment
  RSA512130  Lobularia maritima Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  UCR158759  Lobularia maritima S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  RSA339656  Loeflingia squarrosa R. F. Thorne 1980-5-28 54228 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA59574  Loeseliastrum schottii Verne Grant, Alva Grant 1950-4-9 8837 Riverside Palm Springs. Comment
  JOTR34276  Logfia filaginoides La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3291 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
  SDSU13914  Logfia gallica Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2135 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  POM14426  Lolium temulentum var. arvense P. A. Munz, I. M. Johnston 1922-5-19 5382 Riverside 8 miles NE of Murietta. 412 Comment
  UCR67364  Lomatium lucidum Steve Boyd, T. Ross, et al 1990-3-30 3952 Riverside Peninsular Range, Vail Lake area, saddle at N base of 'Big' Oak Mtn 734 Comment
  UCR91592  Lomatium lucidum D. L. Banks 1995-4-11 0177 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove, along the Dripping Springs Trail 829 Comment
  UC21232  Lomatium mohavense H. M. Hall 1899-5-26 1184 Riverside San Jacinto Mts., Nigger Jim Hill Comment
  RSA674871  Lonicera subspicata var. denudata Scott D. White, T. B. Salvato 2001-6-8 8589 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 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
  UCR27091  Lotus argophyllus T. P. Krantz, K. Berg 1982-5-26 s.n. Riverside San Jacinto Mtns., along Bonita Vista Road, north of Garner Valley Comment
  UC555383  Lotus argophyllus var. argophyllus H. L. Mason 1926-5-2 3189 Riverside Aguanga Valley Comment
Read comments Nov 16 2011
  RSA90073  Lotus argophyllus var. argophyllus F. W. Peirson 1921-3-22 4092 Riverside Andreas Canyon, Palm Springs region Comment
  RSA585884  Lotus hamatus D. L. Banks, S. D. Boyd 1995-5-9 0318 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
  RSA195479  Lotus heermannii C. R. Gunn 1963-5-29 2629 Riverside Riverside County road R1, 1/2 mile above Fulmore Lake, San Bernardino National Forest, San Jacinto Mountains. Comment
  RSA753477  Lotus nevadensis Scott D. White, Justin M. Wood 2009-5-21 12858 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  RSA736699  Lotus nevadensis var. davidsonii Scott D. White 2004-4-26 10251 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  RSA406241  Lotus oblongifolius Robert L. Rutherford 1944-7-2 1476 Riverside Palomar Mtn. 1066 Comment
Read comments Jun 15 2013
  JEPS55729  Lotus oblongifolius var. oblongifolius W. L. Jepson 1903-8-6 2258 a Riverside Strawberry Valley San Jacinto Mt. 1676 Comment
  JEPS55820  Lotus rigidus L. M. Newlon 1922-4-4 460 Riverside Palm Canyon San Jacinto Mts. Comment
  RSA498792  Lotus rigidus Jack Rempel 1934-3-3 s.n. Riverside Berdoo Canyon, Little San Bernardino Mts. 671 Comment
Read comments Aug 5 2015
  RSA697973  Lotus rigidus J. R. Bruff 1927-11-26 39 Riverside Cottonwood Springs vicinity. Comment
Read comments Jul 7 2012
  UCSB16928  Lotus rigidus Dennis E. Breedlove 1962-3-11 1893 Riverside collected 8.0 mi SW, along State Highway 74 Palm Desert - Palm Desert and State Highway 74 640 Comment
  JOTR31011  Lotus salsuginosus var. brevivexillus La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1298 Riverside Joshua Tree National Park. Stop 6: Hexie Mountains, side canyon just north of Blue Cut Gorge Comment
  UC56575  Lotus salsuginosus var. brevivexillus H. M. Hall 1902-4-12 2848 Riverside Coyote Canyon, w borders of Colorado Desert Colorado Desert 152 Comment
  CSUSB1268  Lotus scoparius Robert A. Hawthorne 1957-5-2 Riverside Reche Canyon 518 Comment
  RSA657176  Lotus strigosus Bob Rogers 1984-4-28 23 Riverside North-facing slope adjacent to and on the South side of Hwy 74, 3.6 miles from Strawberry Creek going towards Mountain Center. 1220 Comment
  UC68654  Lotus strigosus H. M. Hall Apr 1905 5853 Riverside Canyon Springs Colorado Desert Comment
  UCR112559  Lotus strigosus A. C. Sanders 1998-3-17 21743 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  UCR183165  Lotus strigosus Mitch Provance 2003-5-5 4410 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA644225  Lotus strigosus var. strigosus V. W. Steinmann, M. T. Wedlake 1995-4-8 656 Riverside Along Hwy. 111, 1 km northwest of Palm Springs (measured from the intersection with San Rafael Dr.). 215 Comment
  CLARK-A1656-803  Lotus tomentellus Theo Glenn 1982-3-21 Riverside Snow Creek Comment
  UCR90319  Lotus tomentellus Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  RSA674574  Lupinus albifrons var. albifrons Scott D. White 2000-5-3 7761 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  RSA414833  Lupinus arizonicus E. C. Jaeger 1922-4-4 715 Riverside Chuckwalla Well 244 Comment
Read comments May 29 2011
  RSA414840  Lupinus arizonicus Elizabeth A. White 1928-04 s.n. Riverside Colorado desert near Banning Comment
Read comments Oct 23 2011
  RSA457758  Lupinus arizonicus Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2117 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA726520  Lupinus arizonicus Naomi S. Fraga, Lisa Rojas 2005-2-10 1401 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  RSA502924  Lupinus bicolor Ed LaRue 1989-4-7 s.ns Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 365 Comment
  SBBG92279  Lupinus bicolor J. Hirshberg 1989-4-3 Riverside S of town of Murrieta, W of Mesa de Burro, Santa Rosa Plateau 609 Comment
  UCR251964  Lupinus bicolor Max Brodie 2014-4-20 28 Riverside Peninsular Range; Santa Ana Mtns., SW of Lake Elsinore, off South Main Divide Rd. roughly 3 miles south of Hwy 74 851 Comment
  SEINET10484859  Lupinus bicolor subsp. marginatus David B. Dunn 1947-3-16 Dunn 2921 Riverside 0.5 mile n of cabazon in banning pass Comment
  SD119936  Lupinus concinnus Louis B. Ziegler 1967-6-8 155 Riverside Hemet Valley; San Jacinto Mountains. 1402 Comment
  UC1506126  Lupinus concinnus R. T. and H. E. Clausen 1963-4-27 63073 Riverside se Winchester; Transverse Ranges 615 Comment
Read comments Mar 20 2011
  UCR102121  Lupinus concinnus George K. Helmkamp 1984-5-5 E- 8 Riverside Transverse Range, Little San Bernardino Mountains, Big Morongo Canyon, 4 road miles below the caretaker's house at the Big Morongo Preserve 549 Comment
  UCR245893  Lupinus concinnus R. F. Thorne 1995-3-29 63014 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  UCR33822  Lupinus concinnus Robert McKernan 1980-4-10 s.n. Riverside San Bernardino Mtns., Banning Canyon, 6.2 mi. north of San Gorgonio Road, on the dirt road through the canyon 1372 Comment
  CLARK-A1528-496  Lupinus excubitus C. M. Flanagan 1973-5-20 OO 518 Riverside Banning 1188 Comment
  LA205081  Lupinus excubitus W. B. Welch; 1928-5-5 sn Riverside San Jacinto Mountains, Idyllwild Comment
  CAS-BOT-BC216688  Lupinus excubitus subsp. hallii Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  RSA552695  Lupinus excubitus var. hallii Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-26 6703 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  POM24329  Lupinus hirsutissimus Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA761993  Lupinus hyacinthinus Peter Guiden, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 73 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  JEPS65300  Lupinus latifolius var. parishii W. L. Jepson 1903-8-4 2280 Riverside Chalk Hill San Jacinto Mt. (south hillside, San Jacinto Mt.); San Jacinto Mt. Chalk Hill, South hillside 1493 Comment
  UCR37489  Lupinus microcarpus var. densiflorus Steve Boyd 1980-5-3 s.n. Riverside Peninsular Range, Gavilan Hills, [Mead Valley] along Cajalco Road, 1/4 mile east of Alexander Rd. 498 Comment
  CAS-BOT-BC207239  Lupinus peirsonii Lester Rowntree 1937-5-7 s.n. Riverside Alder Canyon Comment
Read comments Sep 4 2019
  CHSC35193  Lupinus sparsiflorus James Henrickson 1973-3-18 8604 Riverside 16 (air) miles E of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  CLARK-A1045-232  Lupinus sparsiflorus George K. Helmkamp 1978-4-1 Riverside Whitewater junction of Interstate highway 10 and Verbenia Avenue; Whitewater 7.5'Q Comment
  JOTR30921  Lupinus sparsiflorus La Doux, Tasha, Bill Truesdell 2008-4-29 2596 Riverside Joshua Tree National Park. Little San Bernardino mountains, north end of Quail Mountain; Steep rocky slopes above side canyon, south of Johnny Lang Canyon (Stop 8) 1219 Comment
  UCR116789  Lupinus sparsiflorus A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24157 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
  UCR163399  Lupinus sparsiflorus O. F. Clarke 2002-3-15 s.n. Riverside San Jacinto Mtns., Brown Creek drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Rd. 915 Comment
  UCR279535  Lupinus sparsiflorus A. C. Sanders, Jim Malusa 2017-3-25 43016 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  RSA414815  Lupinus sparsiflorus subsp. sparsiflorus Richard C. Barkelew, Mark Morris 1929-3-10 s.n. Riverside Indian Canyon , San Jacinto Mts Comment
  RSA86973  Lupinus sparsiflorus subsp. sparsiflorus F. W. Peirson 1921-3-19 7717 Riverside Whitewater Grade about 2 miles east of Banning Comment
  RSA699814  Lupinus truncatus Scott D. White, Michael Honer 2003-4-4 8941 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  RSA422104  Lycium andersonii H. de Forest, Jack Rempel 1937-3-15 415 Riverside South of Rice. Comment
  UCSB24939  Lycium andersonii Keefe, Joseph 1967-3-23 Riverside above Whitewater Canyon Road, 1.0 mile north of U.S. Highway 99, east of Banning 609 Comment
  UCSB5905  Lycium andersonii Haller, John 1960-4-3 Riverside south side of US 60-70; 5.8 miles east of Desert Center 243 Comment
  UCR139380  Lycium brevipes I. M. Johnston 1917-4-4 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Palm Canyon 427 Comment
  SDSU19223  Lythrum hyssopifolia Kristen Hasenstab, Dave Bailey 2008-8-7 182 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. Plant growing 1m from the edge of the river. 215 Comment
  UCR158853  Lythrum hyssopifolia Scott D. White 1994-6-14 2061 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCR274315  Lythrum hyssopifolia Jennifer H. Jones, Scott D. White 2005-5-25 95 Riverside Peninsular Ranges; Santa Ana Mtns., Rainbow area; foothills west of I-15 Freeway and immediately north of San Diego County line 579 Comment
  POM17576  Machaeranthera asteroides H. Baer 1923-9-30 s.n. Riverside Hemet Comment
Read comments Nov 17 2011
  UCR20178  Machaeranthera canescens subsp. ziegleri Jeanine Derby, T. P. Krantz 1977-1 s.n. Riverside Santa Rosa Mtns, Santa Rosa Mountain, along [Forest Service Road] 7S02 Comment
  UCR114746  Maclura pomifera A. C. Sanders, K. C. Rose 1999-6-18 22799 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  SD236216  Madia gracilis A. C. Sanders, Tim Thomas 2008-6-20 35557 Riverside Peninsular Range; San Jacinto Mtns.: May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek (Idyllwild 7.5'Q) 1550 Comment
  RSA0008554  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 3001 Riverside Vail Lake area, Temecula Creek Cyn below Vail Lake Dam 457 Comment
  UCR133704  Malacothamnus fasciculatus var. fasciculatus N. C. Cooper 1944-5-21 1279 Riverside Hemet 549 Comment
  CLARK-A1528-266  Malacothrix californica Charlotte Stocks 1963-6-30 Riverside Anza Comment
  SEINET9335970  Malacothrix californica Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  CAS-BOT-BC345425  Malacothrix clevelandii John Roos; Lucille Roos 1954-5-15 6119 Riverside Summit of Reche Canyon 731 Comment
  CLARK-A1528-2007  Malacothrix clevelandii John C. Roos 1954-5-15 6119 Riverside Reche Canyon 731 Comment
  POM13249  Malacothrix clevelandii P. A. Munz, I. M. Johnston 1922-5-19 5347 Riverside 5 miles NE of Murietta. 457 Comment
  UC33276  Malacothrix clevelandii H. M. Hall June 1901 2087 Riverside exposed s slopes in vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  JOTR35039  Malacothrix glabrata La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3492 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road on south-facing bajada among sonoran desert riparian washes. Comment
  POM6231  Malacothrix glabrata I. M. Johnston 1917-4-4 1004 Riverside Palm Canyon 305 Comment
  UC63104  Malacothrix glabrata H. M. Hall May, 1901 Riverside vicinity Riverside; West Riverside Comment
  UCR89560  Malacothrix glabrata George K. Helmkamp 1994-3-10 42 7 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  RSA692250  Malacothrix saxatilis var. tenuifolia Scott D. White, Michael Honer 2003-5-27 9401 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  CAS-BOT-BC167853  Malosma laurina John Roos; Lucille Roos 1954-7-10 6191 Riverside North side Pigeon Pass, Box Springs Mts. 487 Comment
  SEINET10732075  Mammillaria microcarpa Betty Venrick 1962-1 Riverside Comment
  UC403445  Mammillaria tetrancistra P. A. Munz, D. D. Keck 1921-12-31 5012 Riverside Andreas Canyon Palm Springs Comment
  SBBG87937  Marah macrocarpa B. Pitzer, E. Misqez 1988-2-28 617 Riverside SW of Murrieta, Walker Basin, Avenida del Oro, 2 mi S of Rancho California Rd 426 Comment
  UC28936  Marah macrocarpa Wright 1890-1 Riverside Colorado Desert Comment
Read comments Nov 29 2010
  UCR92234  Marah macrocarpa var. macrocarpa D. L. Banks, Steve Boyd 1995-3-30 0131 Riverside Agua Tibia Mountains Watershed, Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., west of the Dripping Springs Alcove, on the Woodchuck Trail 634 Comment
  CAS-BOT-BC216182  Marina parryi Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13246 Riverside Highway U.S. 95, 11.3 mi. N of Blythe. In wash arising in Big Maria Mts. Comment
  SD27989  Marina parryi Carl B. Wolf 1932-4-28 3088 Riverside Eastern Colorado Desert, southwest edge of Maria Mountains, 10 miles from Blythe on Rice Road. 500 Comment
  UCR92166  Marrubium vulgare D. L. Banks, Steve Boyd 1995-5-3 0230 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  UCR12617  Marsilea vestita K. H. Fisher 1968-5-14 10 Riverside Santa Ana Mountains, Murrieta, cattle reservoir 50 yards from Tenaja Rd & 8 mi from Washington St. 549 Comment
  UC810858  Marsilea vestita subsp. vestita P. A. Munz and I. M. Johnston 1922-5-5 5154 Riverside near Moreno (Mystic Lake) 426 Comment
Read comments Dec 31 2011
  CSUSB1098  Medicago sativa Markell Kohn 1959-4-4 Riverside In field, northwest corner of Canyon Crest Drive/Linden Street intersection. Canyon Crest Village in city of Riverside. Comment
  SD162826  Melica californica A. C. Sanders 1997-3-15 19916 Riverside Lake Skinner area: hill (1864) E of Skinner Lake at NW end of Tucalota Hills, rocky gabbro and granite hill 566 Comment
  UCR187358  Melica frutescens R. E. Riefner Jr. 2006-8-2 06- 350 Riverside Peninsular Range, Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW c. 0.75 mi. from Leon Rd. 580 Comment
  CAS-BOT-BC281605  Melica imperfecta C. L. Hitchcock 1940-4-12 6042 Riverside 8 miles NW of Elsinore 457 Comment
  SEINET266966 Image available Melica imperfecta D. Atwood, L Stritch 1993-4-2 17894 Riverside Santa Rosa Plateau TNC Preserva and adjacent to BLM administrated lands 671 Comment
  SDSU12980  Melilotus albus Michael G. Simpson with Claudia A. Luke 1999-10-27 2018 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities. 152 Comment
  SDSU19220  Melilotus albus Kristen Hasenstab, Dave Bailey 2008-8-7 185 Riverside Santa Margarita Ecological Reserve, within 150m of gaging station at the Gorge river crossing. Growing 1-3m from the edge of the river. 215 Comment
  SD137761  Melilotus indicus Darin L. Banks, Steve Boyd 1995-5-3 188 Riverside Agua Tibia Wilderness Area; north sloope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  SEINET2063365 Image available Melilotus indicus Ed LaRue 1989-4-7 Riverside Woodcrest area: 1/2 mi NE of intersection of Van Buren Blvd. & Mockingbird Canyon Rd. 365 Comment
  CAS-BOT-BC223708  Mentzelia John H. Thomas 1957-3-30 6551 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  POM13577  Mentzelia affinis P. A. Munz, D. D. Keck 1922-4-14 s.n. Riverside Indian Wells 107 Comment
  RSA0073110  Mentzelia affinis Jim Andre 2013-3-27 24806 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62). 241 Comment
  HSC87136  Mentzelia albicaulis Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2113 Riverside N end Palen Mtns., 2 mi. W of Palen Pass 300 Comment
  UCR167459  Mentzelia involucrata John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR217792  Mentzelia involucrata Jim Andre, T. La Doux 2010-2-28 12551 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  UCR50920  Mentzelia involucrata A. C. Sanders 1988-5-11 7796 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  RSA209562  Mentzelia involucrata var. megalantha P. Healy 1968-4-13 s.n. Riverside Joshua Tree National Forest. Comment
  UCR45342  Mentzelia jonesii Scott Cantrell 1986-3-28 81 Riverside Sonoran (Colorado) Desert, Box Canyon Road (Hwy 195), 4.8 mi. south of Interstate Hwy 10 toward Mecca 305 Comment
  SD3162  Mentzelia laevicaulis Frank Stephens 1920-1 Riverside In the badlands hills, 3.0 miles east of Moreno. Comment
Read comments Nov 19 2011
  RSA0127361  Mentzelia longiloba var. longiloba Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 961 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing. 243 Comment
  RSA0127362  Mentzelia longiloba var. longiloba Roxana S. Ferris, R. C. Bacigalupi 1932-4-30 8240 Riverside Highway between Blythe and Desert Center. Comment
  RSA0127363  Mentzelia longiloba var. longiloba F. W. Peirson 1932-3-22 9809 Riverside About 6 miles N of Blythe on Needles Road. 122 Comment
  UCD170894  Mercurialis annua O. F. Clarke 2011-4-10 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus. 365 Comment
  CLARK-A1656-751  Micropus californicus Theo Glenn 1979-3-31 Riverside San Jacinto Mountains Comment
  UCR60713  Micropus californicus var. californicus R. F. Thorne 1973-5-23 43870 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UCR217515  Microseris douglasii subsp. platycarpha Lee A. Ripma 2008-3-21 36 Riverside Perris-Aguanga Basin, Gavilan Hills, East of Hwy 15, about 500m south of Lake Matthews and 400m south of Cajalco Rd 429 Comment
  RSA543908  Microseris heterocarpa Steve Boyd, Orlando Mistretta 1991-5-22 6283 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA0018775  Mimetanthe pilosa Carl B. Wolf 1932-8-5 3930 Riverside Summit of Devil's Slide Trail from Idyllwild to Tahquitz Valley. 2439 Comment
  UC943860  Mimulus H. E. McMinn, M. Van Rensselaer 1945-6-7 1900 D-1 Riverside Temecula Grade Comment
  UCR137478  Mimulus aurantiacus D. L. Banks 1997-3-16 1532 Riverside NW Palomar Mountains, Agua Tibia Mountains, N face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound 567 Comment
  RSA192068  Mimulus aurantiacus var. puniceus E. W. Lathrop 1959-4-2 4431 Riverside 18 miles W of Murrieta, Cottonwood Canyon of the Tenaja Range. Comment
  JEPS8160  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs Eagle Mountains 731 Comment
Read comments Oct 23 2011
  RSA420965  Mimulus bigelovii var. bigelovii N. C. Cooper 1949-4-8 3318 Riverside Desert Center. 610 Comment
  CLARK-A1528-4234  Mimulus brevipes John C. Roos 1937-4-17 Riverside Aguanga Comment
  UC1374909  Mimulus brevipes Noel H. Holmgren, Liew Fah Seong 1969-6-17 3583 Riverside County Road R1, at Black Mountain turnoff San Jacinto Mountains Comment
  UCR162767  Mimulus brevipes S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  UCR30843  Mimulus breweri A. C. Sanders, W. Rehlaender, N. M. Fellows 1983-6-28 3871 Riverside San Jacinto Mtns, Black Mountain: Forest Road 4S01, 3.9 mi above Hwy 243 2012 Comment
  UCR3735  Mimulus cardinalis Frank C. Vasek 1964-7-25 640725- 10 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  JEPS11071  Mimulus floribundus W. L. Jepson 1901-5-22 1388 Riverside near Vandeventer Flat (upper part of Palm Canyon); Santa Rosa Mts. Comment
  UCR201701  Mimulus floribundus Scott D. White, Justin M. Wood 2008-6-19 12261 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  CLARK-A1528-4249  Mimulus fremontii Art Whistler 1966-5-8 8 Riverside Lake Fulmor Comment
  UCR168408  Mimulus fremontii E. C. Jaeger 1921-6-15 s.n. Riverside San Jacinto Mountains, along Stone Creek 1707 Comment
  RSA0056579  Mimulus parishii Barry Prigge 1980-8-5 3817 Riverside San Bernardino Mountains, Whitewater Canyon: 0.5 miles N of trout farm. 701 Comment
  RSA296184  Mimulus pilosus Barry A. Prigge 1980-8-5 3822 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  CSUSB896  Mimulus puniceus Rex Sanders 1973-5-13 Riverside Santa Ana Mountains Santa Ana Mountains along Highway 74, 10.18 miles from Orange County line, Cleveland National Forest; Riverside City, above Lake Elsinore. 457 Comment
  UC1618127  Mimulus rubellus Donald G. Nelson 1936-5-23 405 Riverside Idyllwild, Fern Canoyn. San Jacinto Mountains Comment
Read comments Jun 10 2010
  CLARK-A1656-685  Mirabilis bigelovii var. retrorsa Lois Ann Scott 1979-3-2 Riverside Rancho Mirage 91 Comment
  RSA700902  Mirabilis laevis Keith E. Hoffmaster 1936-4-26 s.n. Riverside Box Springs grade. Comment
  RSA770889  Mirabilis laevis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4592 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  UCR156366  Mirabilis laevis T. B. Salvato, Kent Beaman 2005-5-16 884 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
  UCD98155  Mirabilis laevis var. crassifolia T. B. Salvato; Kent Beaman 2005-5-16 884 Riverside San Jacinto Mtn. foothills. San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy. 74. 549 Comment
  RSA464327  Mirabilis laevis var. retrorsa M. B. Dunkle 1933-3-3 3022 Riverside Devils Cactus Garden, Colorado Desert 152 Comment
  JEPS20766  Mohavea confertiflora Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13247 Riverside 11.3 mi n of Blythe (U.S. Highway 95, in Big Maria Mountains); Big Maria Mountains Comment
  POM293604  Mohavea confertiflora Lyman D. Benson 1945-3-29 11633 Riverside Canyon on Palm Springs Road, Colorado Desert, Little San Bernardino Mountain. 610 Comment
  RSA78452  Mohavea confertiflora Verne Grant, Alva Grant 1952-4-1 17517 Riverside 9 miles E of Mecca Comment
Read comments Dec 13 2011
  SBBG66376  Mohavea confertiflora M. N. Ackley -Feb-1926 Riverside Shaver's Well Comment
  JOTR32601  Mollugo cerviana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2667 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR35343  Monardella breweri subsp. lanceolata L. B. Ziegler 1966-8-10 078 Riverside San Jacinto Mtns., Saunders Meadow, Idyllwild 1677 Comment
  RSA762009  Monardella lanceolata Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 661 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA671  Monardella lanceolata var. lanceolata J. T. Howell 1927-8-2 553 Riverside Near Banning. 671 Comment
  LA62755  Monardella linoides subsp. linoides Carl Epling; June 1938 sn Riverside Palms to Pines Highway Comment
  CAS-BOT-BC215494  Monardella nana Elizabeth McClintock 1941-6-8 68 Riverside 1 1/2 miles east of Ribbonwood, Pines to Palms Highway Comment
  LA205778  Monardella nana Elizabeth McClintock; M. McClintock, D. Weiner 1941-7-11 96 Riverside Banning-Idyllwild road. 2 mi. beyond Stone Creek Comment
  UC25478  Monardella nana H. M. Hall May 1899 1180 Riverside Coyote Canyon San Jacinto Mountains, Santa Rosa Mt. 1524 Comment
  RSA750401  Monardella nana subsp. arida Elizabeth McClintock 1941-5-22 s.n. Riverside Anza Monument, 5 miles south of Anza, on road to Coyote Canyon. Comment
  RSA750282  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-10 88 Riverside San jacinto Mts. Trail to Suicide Rock, about 3 1/4 miles from Fern Valley. Comment
  UCR215364  Monardella nana subsp. tenuiflora Fred M. Roberts 2006-6-21 6341 Riverside Peninsular Range; San Jacinto Mountains, Little Thomas Mountain; Thomas Mountain Road, 0.5 km west summit of peak 1866 Comment
  UCR221476  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 114 Riverside Peninsular Range; San Jacinto Mtns., on slope south of Strawberry Creek, and west of Domengonio [Domenigoni] Flats [vicinity of West Ridge, near Camp Emerson & USC Idyllwild campus] 1646 Comment
  UCR221496  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 104 Riverside Peninsular Range; San Jacinto Mtns., Deer Springs and Suicide Rock trail, one switchback below the forks 2073 Comment
  UCR23122  Monardella nana subsp. tenuiflora Jeanine Derby 1978-6-9 s.n. Riverside San Jacinto Mtns, SE of Lake Fulmor parking lot. Comment
  SEINET10582078  Monardella nana subsp. tenuiflora A. Graff 1993-6-24 Graff 45 Riverside San Bernadino National Forest, San Jacinto Mtns. 1.45 miles in on Black Mtn. Rd. (USNFS Rd. 4S01) from Hwy. 243, on both sides of the road, though most extensively on the right. Before intersection of 4S01 and 4S02. T4S,R2E,S23. Locally abundant in semi-shade, with Quercus kelloggi, Q. chrysolepis, Picea sp., Pinus coulteri, P. ponderosa, Arctostaphylos pringlei, Eriogonum confertiflorum, Lupinus sp., Lotus scoparius. Need USNFS permission to collect. Comment
  SEINET10498940  Monardella odoratissima subsp. australis David B. Dunn 1946-8-18 Dunn 2744 Riverside Round meadow dry hillside among lodge pole pines. San jacinto mtns Comment
  UCR87115  Monolepis nuttalliana Steve Boyd, D. E. Bramlet 1991-5-13 6258 Riverside San Jacinto Valley, San Jacinto River at Ramona Expressway near Lakeview Hotsprings Comment
  UC75893  Monolopia lanceolata Miss M. A. King 1893-1 Riverside Menifee Comment
  CAS-BOT-BC349798  Monoptilon bellioides John Thomas Howell 1928-3-11 3419 Riverside Morongo Canon [Canyon], n. Colorado Desert 609 Comment
  CAS-BOT-BC349810  Monoptilon bellioides Annie M. Alexander; Louise Kellogg 1941-5-11 2153 Riverside Colorado Desert. Cottonwood Spring, Eagle Mountains 883 Comment
  RSA678216  Monoptilon bellioides Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1083 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  UCD134635  Monoptilon bellioides C. L. Hitchcock 1966-3-20 24306 Riverside 20 miles N of Ogilby, along road to Blythe. Comment
Read comments Mar 1 2014
  CAS-BOT-BC349809  Monoptilon bellioides L. R. Abrams 1926-3-26 11031 Riverside Palm Springs Comment
  RSA673724  Montia fontana Scott D. White 2000-4-12 7647 Riverside Baldy Mtn. area. 1616 Comment
  CLARK-A1528-4753  Muhlenbergia microsperma John C. Roos 1966-4-29 Riverside Perris Valley Comment
  POM185023  Muhlenbergia microsperma Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  RSA574749  Muhlenbergia microsperma Steve Boyd 1982-5-20 s.n. Riverside Gavilan Hills region, southeastern flank of Estelle Mountain. 671 Comment
  UCR85187  Muhlenbergia microsperma A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16182 Riverside Coachella Valley/San Jacinto Mtns. foothills, Chino Canyon near the Palm Springs tram station 793 Comment
  RSA91746  Muhlenbergia rigens F. W. Peirson 1921-3-23 2373 Riverside Deep Canyon south of Coachella Valley 335 Comment
  SBBG45292  Myriopteris parryi S. B. Parish -Mar-1882 Riverside Agua Caliente [Palm Springs] Comment
Read comments Jul 12 2010
  RSA357786  Nama demissa Robert F. Thorne, M. Z. Thorne 1973-3-30 42678 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  SBBG35144  Nama demissa T. L. Secrest 1948-4-7 Riverside near Desert Hot Springs 213 Comment
  RSA525441  Nassella lepida Steve Boyd, D. Bramlet 1990-4-29 4486 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  CHSC108876  Navarretia atractyloides Duncan S. Bell; Joy England 2010-5-17 1006 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1045 Comment
  CLARK-A1528-3446  Navarretia atractyloides John C. Roos 1943-7-15 2733 Riverside San Timoteo Canyon Comment
  UCR140905  Navarretia atractyloides Virginia Moran 2003-5-28 s.n. Riverside Peninsular Range; Perris-Aguanga Basin region, Wilson Valley Mitigation Bank (Center for Natural Lands Management), east of Sage Road and south of Wilson Valley Road 675 Comment
  RSA543870  Navarretia fossalis Steve Boyd, Dave Bramlet 1991-5-13 6229 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  UCR88171  Navarretia fossalis 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
  RSA627853  Navarretia hamata A. C. Sanders 1994-5-30 14591 Riverside NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  SD258496  Nemacaulis denudata var. gracilis J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24394 Riverside West Riverside Mountains: at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct, 3 miles S of Grommet RR xing at Hwy 62. (Grommet 7.5'Q) 363 Comment
  UCSB13098  Nemacaulis denudata var. gracilis Dearing, Hugh; Dearing, Margaret 1942-2-3 Riverside Colorado Desert, Cathedral City Comment
  RSA0126449  Nemacladus longiflorus var. longiflorus Mary F. Spencer 1921-7-7 1661 Riverside Tahquitz Trail. Idyllwild. San Jacinto Mtns region. 1829 Comment
  SEINET10939171  Nemacladus pinnatifidus Willis L. Jepson 1901-5-30 Jepson 1555 B Riverside Flood bed. Temecula River, southwestern Riverside County Comment
  POM46796  Nemacladus rubescens Mary F. Spencer 1920-3-27 1498 Riverside Palm Springs. 122 Comment
  JOTR34082  Nemacladus sigmoideus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2977 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  UCR162413  Nemophila menziesii S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  UCSB10586  Nemophila menziesii Wedberg, H. 1957-3-22 Riverside Hwy. 71, near Alberhill Comment
  UC127305  Nicotiana attenuata unknown Aug 1901 838 Riverside San Jacinto Mts. 1524 Comment
  UC520128  Nicotiana attenuata Carl Epling 1932-6-25 Riverside Vandeventer Flat; San Jacinto Mts. Comment
  UCR35267  Nicotiana attenuata L. B. Ziegler 1973-8-15 517 Riverside Peninsular Range; San Jacinto Mtns., Hemet (Garner) Valley 1402 Comment
  CLARK-A1528-4353  Nicotiana bigelovii John C. Roos, Lucille Roos 1952-6-21 5783 Riverside Reche Canyon 685 Comment
  RSA659516  Nicotiana obtusifolia J. C. Roos 1966-2-5 s.n. Riverside Pushawalla Wash near 1000 Palms, Indio Hills. Comment
  UCR119341  Nicotiana obtusifolia B. G. Pitzer 2000-5-7 4132 Riverside Sonoran (Colorado) Desert, extreme north end of Orocopia Mountains, Shavers Valley, at base of hills c. 0.5 mi. SE of Box Canyon Road. 341 Comment
  UCR199831  Nicotiana obtusifolia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11277 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  RSA688837  Nicotiana quadrivalvis Scott D. White, Michael Honer 2003-6-17 9543 Riverside S Perris Basin: Murrieta. Interstate 215 / Clinton Keith interchange. 457 Comment
  RSA0020228  Nicotiana quadrivalvis R. S. Woglum 1937-5-22 532 Riverside Anza, Cahuilla Valley. Comment
  SEINET3078208 Image available Nicotiana trigonophylla John Adams 1965-5-9 210 Riverside NE side of San Jacinto Mountains, Palms Springs area, 1 mi below tramway. 366 Comment
  UCSB18701  Nolina parryi Main, Nancy 1965-5-9 Riverside State Highway 74, 10 miles S of junction with State Highway 71, San Jacinto Mountains 1219 Comment
  CAS-BOT-BC71163  Notholaena californica Ivan Johnston 1917-4-4 1052 Riverside Palm Canyon 304 Comment
  UCR90179  Notholaena californica A. C. Sanders, C. L. Sanders, O. F. Clarke, P. J. MacKay, S. D. White 1994-11-27 15869 Riverside San Jacinto Mtns/Colorado Desert, Palm Canyon, from Hermit's Bench upstream to just beyond the confluence with East Fork 300 Comment
Read comments Jun 19 2018
  POM888  Notholaena californica subsp. leucophylla G. Ross Robertson 1904-1 s.n. Riverside E. Riverside Co. desert. Comment
  RSA0018415  Nuttallanthus texanus J. C. Roos 1947-3-15 3446 Riverside Valle Vista, San Jacinto Valley. Comment
  JEPS44055  Oenothera californica Carl V. Meyer 1929-6-18 768 Riverside Hemet Valley San Jacinto Mts. (floor) Comment
  UC1241187  Oenothera californica subsp. californica Peter H. Raven 1959-4-23 14021 Riverside 4.1 mi w Dripping Springs Comment
  POM355581  Oenothera deltoides subsp. deltoides Francis Fultz s.n. Riverside Colorado Desert. Comment
  RSA640711  Oenothera elata subsp. hirsutissima Louis C. Wheeler 1931-7-30 s.n. Riverside Fairmount Park. Comment
  CAS-BOT-BC427464  Oligomeris linifolia W. L. Jepson 1914-5-21 6059 Riverside Colorado Desert. Indio 7 Comment
  RSA4926  Oligomeris linifolia Carl B. Wolf 1932-4-28 3072 Riverside Chuckwalla Valley, 20 miles west of Blythe on the Mecca road 122 Comment
Read comments Mar 26 2011
  RSA698597  Oligomeris linifolia Calvert Norland 1930-5-18 s.n. Riverside Shavers Well. Comment
  UCR109569  Oligomeris linifolia R. D. Goeden, Don W. Ricker 1979-3-29 s.n. Riverside Coachella Valley, Indio, Monroe St. -6 Comment
  UCR117377  Oligomeris linifolia B. G. Pitzer 1998-2-1 3446 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  UCR148476  Oligomeris linifolia 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
  UCR72381  Oligomeris linifolia Theo Glenn 1991-5-15 91- 37 Riverside Sonoran (Colorado) Desert, Little Maria Mountains, NW of Blythe 351 Comment
  UC602574  Olneya tesota Annetta Carter 1938-7-16 1431 Riverside 45 mi w Blythe; Chuckwalla Desert Comment
  UC774558  Olneya tesota Carl B. Wolf 1940-7-16 Riverside 10 mi e Desert Center (on road to Rice); Colorado Desert 243 Comment
Read comments Sep 24 2011
  VVC234  Olneya tesota Frank Awbrey 1959-4-24 s.n. Riverside 17.7 miles east of Mecca on St Hwy 195 at E end of Box Cyn 366 Comment
  UC1929488  Oncosiphon piluliferum Steve Boyd 2003-4-30 10507 Riverside San Bernardino Basin region; Mira Loma, along Highway 60 at onramp from Etiwanda Ave. to Hwy 60 westbound. Comment
  SBBG88115  Opuntia littoralis A. C. Sanders 1984-4-21 5013 Riverside Moreno Badlands at edge of San Jacinto Valley, along Gilman Springs Rd, 1.5 mi NW of Gilman Hot Springs, 0.4 mi W of Sanderson Ave. (Lamb Cyn Rd) 487 Comment
  SD142828  Opuntia phaeacantha Judy Gibson 1998-7-29 192 Riverside South of Hemet, weedy road edge, in sand. (IPB 9/07) Comment
  SEINET10478696  Opuntia ramosissima David B. Dunn 1946-3-16 Dunn 2083 Riverside Collected on the old stream shelf on the e side of pushawalla canyon about 1/4 Mi n of the springs. Indio hills. 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
  UC86924  Oreostemma alpigenum var. andersonii A. W. Anthony 1895-7-13 Riverside San Jacinto Mts. Comment
  UCR61093  Orobanche bulbosa Steve Boyd, C. Boyd, K. A. Boyd, R. Noyes, L. Arnseth 1988-5-28 2301 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  SEINET8733513 Image available Orobanche californica Unknown 4-6/30 192 199 Riverside Shaven's Well Comment
  SEINET10500313  Orobanche cooperi David B. Dunn 1946-2-23 Dunn 1987 Riverside Collected in a sandy wash bed beside a boulder in Grotto Canyon. Comment
  RSA0080081  Oryzopsis hymenoides A. R. Roos 1937-4-18 s.n. Riverside Snow Creek. Comment
  RSA228818  Oxalis californica Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 589 Riverside Cleveland National Forest; 7 miles south of Lake Elsinore along Forest Route 7S04. Comment
  RSA633877  Oxytheca caryophylloides Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38137 Riverside San Jacinto Mountains: San Bernardino National Forest. Woods above James Reserve. 1677 Comment
  POM13102  Oxytheca emarginata P. A. Munz, Johnston 1922-5-20 5495 Riverside Kenworthy, San Jacinto Mountains. 1433 Comment
  RSA597530  Oxytheca emarginata Louis C. Wheeler 1960-5-7 7685 Riverside Santa Rosa Mountains. Garnet Queen Mine. Comment
  RSA674657  Oxytheca trilobata Scott D. White 2000-8-5 8119 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  UC284803  Oxytheca trilobata P. A. Munz 1923-6-14 7059 Riverside Glen Ivy trail to Santiago Peak; Santa Ana Mts. 1219 Comment
  UC990926  Oxytheca trilobata Susan G. Stokes 1933-7-2 Riverside near Idyllwild Comment
  UCR147565  Oxytheca trilobata Rashmi Pant, D. L. Banks 1996-5-1 1013 Riverside Peninsular Ranges: Perris-Aguanga Basin region, Cleveland National Forest: Along the Cutca Trail, east of the Cutca Valley, c. 0.5 miles west of the Aguanga Trail Junction Comment
  UCR201632  Oxytheca trilobata Scott D. White, Justin M. Wood 2008-6-16 12130 Riverside San Jacinto Mountains, Fobes Ranch Road north of Quinn Flat 1463 Comment
  SD193238  Ozothamnus diosmifolius Scott D. White, Justin Wood 2007-4-16 11650 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 334 Comment
  UCR59685  Paeonia californica Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2964 Riverside Peninsular Range, Vail Lake area, lower slope of Oak Mountain, 1.5 mi. WSW of lake. 640 Comment
  UCR148453  Palafoxia arida S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  SEINET10799054  Palafoxia arida David B. Dunn 1948-2-21 Dunn 3674 Riverside Seedlings; Pushawalla; a rain about two weeks earlier in wash. Hills are still quite dry. Comment
  POM363754  Palafoxia arida var. arida B. C. Templeton, I. W. Clokey 1930-4-9 1006 Riverside North of Palm Springs. 400 Comment
  POM54709  Palafoxia arida var. arida H. M. Hall 1902-04 2768 Riverside Coyote canyon 152 Comment
  RSA27508  Palafoxia arida var. arida I. L. Wiggins 1941-3-24 9573 Riverside Along eastern side of Salton Sea, 2.7 miles south of Mortmar. Comment
  VVC695  Palafoxia arida var. arida P. J. MacKay, T. Thomas 1997-2-8 100 Riverside Colorado Desert, Palm Springs, Tahquitz debris basin mouth of Tahquitz Canyon Comment
  RSA0034758  Palafoxia arida var. arida Louis Cutter Wheeler 1931-11-26 368 Riverside Salton Bench Mark, Colorado Desert. -15 Comment
  SBBG89156  Panicum capillare A. C. Sanders 1986-5-20 6499 Riverside across from street from 1012 Spruce St., Riverside 304 Comment
  UCR92260  Panicum capillare Scott D. White 1995-8-23 3572 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  SBBG133577  Panicum capillare J. M. Wood 2008-9-19 130 Riverside SW Perris Basin, Temecula-Murrieta Crk, downstream of 1st street bridge 293 Comment
  RSA614534  Papaver californicum A. C. Sanders 1997-5-4 20631 Riverside UTM 10km cell: NH-1E, 4N. Vista Grande. 1067 Comment
  CLARK-A1528-4391  Parietaria floridana John C. Roos 1937-2-21 1310 Riverside La Sierra Comment
  RSA776019  Parietaria hespera Duncan S. Bell 2010-3-20 609 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  RSA0031610  Parietaria hespera var. hespera Jim Andre 2013-3-27 24815 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA0039600  Parkinsonia florida Deidre Conocchioli, Duncan S. Bell 2014-3-11 151 B Riverside Devil Canyon in the Santa Rosa Wilderness area. W of Coachella Valley, 3 miles S of Lake Cahuilla. 110 Comment
  RSA0040117  Parkinsonia florida Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC along the north fence, just north of percolation ponds. Comment
  UCR263645  Parkinsonia florida Aaron C. Sedgwick, Brett Griffin 2012-3-28 028 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  PASA201  Parosela schottii Stason 1930-3-9 Riverside Painted Canyon Comment
  RSA699171  Parosela schottii Mary Edmunds 1932-3-26 s.n. Riverside Oasis-Coachella Valley. Comment
  CLARK-A1528-4791  Paspalum dilatatum John C. Roos 1951-9-25 5262 Riverside Riverside 259 Comment
  SEINET244829 Image available Paspalum distichum A. C. Sanders 1999-9-26 23090 Riverside San Jacinto Mountains: Lake Hemet, north shore at FS day use area 1323 Comment
  RSA38494  Pectis papposa P. A. Munz 1946-10-20 11574 Riverside Palms to Pines Hwy, 11.5 miles south of Palm Springs to Indio Road. 1037 Comment
  UCR18677  Pectis papposa Frank C. Vasek 1971-9-9 710909- 03 Riverside Sonoran (Colorado) Desert, about 4 mi SE from junction Iron Mtn. Rd. and Rice Rd., along Aqueduct Rd. Comment
  UCD134919  Pectis papposa var. papposa F. D. Parker 1965-10-18 s.n. Riverside Interstate Highway 10, 18.5 miles west of Blythe. Comment
  UCR100330  Pectis papposa var. papposa George K. Helmkamp 1997-11-1 2515 Riverside Sonoran (Colorado) Desert, Bermuda Dunes, 41st St and Sparky (just east of Washington and south of I-10) 30 Comment
  UCR64000  Pectocarya anisocarpa George K. Helmkamp 1984-5-2 D- 29 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  JOTR30327  Pectocarya heterocarpa La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1771 Riverside Joshua Tree National Park. Hexie Mountains, southern end; Porcupine Wash. Stop #1: Open sandy wash near road heading to Cottonwood. 745 Comment
  UCR196380  Pectocarya heterocarpa Naomi Fraga, Lisa Rojas 2005-2-10 1423 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 502 Comment
  PASA1954  Pectocarya linearis Sally Ellis 1940-3-17 Riverside Dripping Springs Comment
  UCR120964  Pectocarya linearis A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23891 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  RSA339673  Pectocarya linearis subsp. ferocula R. F. Thorne, C. W. Tilforth 1980-5-28 54220 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  SDSU14016  Pectocarya linearis subsp. ferocula Michael G. Simpson, Adrienne Russell 2000-4-29 2076 Riverside Rocky ridge, ca. 100-150 feet SSW of Northside field station, Santa Margarita Ecological Reserve (SDSU). 366 Comment
  UCR245890  Pectocarya linearis subsp. ferocula R. F. Thorne 1995-3-29 63021 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  JEPS20128  Pectocarya platycarpa I. W. Clokey 1935-4-17 6860 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  UCR279377  Pectocarya recurvata A. C. Sanders, Jim Malusa 2017-3-24 42960 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  RSA612375  Pedicularis densiflora D. L. Banks, Joe Moreno 1997-2-5 1247 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The area along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside / San Diego County line border. 402 Comment
  UCSB8447  Pediomelum californicum Haller, John 1950-5-21 Riverside San Jacinto Mtns. Pinyon Flat 1219 Comment
  UCR101469  Pellaea andromedifolia A. C. Sanders 1997-3-19 20025 Riverside Lake Skinner area, hills at east foot of Bachelor Mtn., 0.5 km north of NE arm of lake, small canyon at N foot of 1700 ft. hill 488 Comment
  CAS-BOT-BC71396  Pellaea mucronata Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  RSA686928  Pellaea mucronata Norman C. Cooper 1944-3-24 1032 Riverside Banning. 701 Comment
  UCR158640  Pellaea mucronata S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  SEINET10568080  Pellaea mucronata David B. Dunn 1941-1-12 Dunn 675 Riverside Palms to Pines Hwy; opposite the Hermit Ranger Station. Comment
  CAS-BOT-BC71528  Pellaea mucronata var. californica Ralph Hoffman 1929-9-6 s.n. Riverside Mt. San Jacinto 2286 Comment
  RSA507458  Pennisetum setaceum D. C. Hawks 1986-4-17 s.n. Riverside Whitewater River channel, 1 mile S of Hwy I-10 and 2 miles W of Indian Ave. 259 Comment
Read comments Dec 20 2009
  JEPS13627  Penstemon centranthifolius Peter Kamb 1946-4-27 336 Riverside Banning-Idyllwild Road near Barton lookout (San Jacinto Mts.); San Jacinto Quadrangle, near Barton lookout 1371 Comment
  POM308419  Penstemon centranthifolius Henry J. Ramsey, Henry J. Ramsey 1938-4-22 3101 Riverside Santa Rosa Mts. Comment
  RSA285585  Penstemon centranthifolius D. C. Michener 1980-6-13 3679 Riverside At east end of Thomas Mtn road above Garner Valley. Comment
  UCR50419  Penstemon centranthifolius L. F. LaPre 1988-2-18 s.n. Riverside Peninsular Range, 1/2 mi. SE of Tule Springs within boundaries of Anza-Borrego State Park 1131 Comment
  POM263058  Penstemon clevelandii subsp. connatus J. C. Roos 1941-5-10 128 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  UCR12520  Penstemon clevelandii subsp. connatus Frank C. Vasek 1972-4-1 s.n. Riverside San Jacinto Mtns., In one of the westerly branches of Palm Canyon where it intersects the 'Pines to Palms Highway Comment
  CLARK-A1528-4300  Penstemon clevelandii subsp. mohavensis John C. Roos 1942-5-2 1145 a Riverside Joshua Tree National Park Comment
  SD119896  Penstemon heterophyllus var. heterophyllus Louis B. Ziegler 1968-6-3 304 Riverside San Jacinto Mountains - Bautista Canyon, in wash of dry creek 762 Comment
  POM14401  Penstemon pseudospectabilis Philip A. Munz, D. D. Keck 1922-4-9 4909 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  RSA680523  Penstemon rostriflorus Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8630 -B Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  JEPS21329  Pentachaeta aurea W. L. Jepson May 17 1901-Jun 1 1901 1292 Riverside Strawberry Valley San Jacinto Mt. Comment
Read comments Jul 8 2014
  SBBG133365  Pentachaeta aurea S. D. White, J. M. Wood 2008-5-15 11987 Riverside Johnson Meadow, San Jacinto Mtns 1415 Comment
  SD140250  Pentagramma triangularis Scott White 1993-4-22 1237 Riverside North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  UCSB62280  Pentagramma triangularis subsp. maxonii Keifer, L. 1963-3-23 Riverside San Jacinto Mtns., Tahquitz Cyn., ca. ; 1 1/2 miles above falls 457 Comment
  SBBG2633  Peritoma arborea H. and M. Dearing 1940-11-10 5012 Riverside near Whitewater Comment
  UCSB3815  Peritoma arborea Gray, Caroline 1956-4-14 Riverside 1 mi. south of southern entrance of Joshua Tree National Monument Comment
  CAS-BOT-BC77488  Peritoma arborea var. angustata B. D. Stark 1932-6-15 1524 Riverside Colorado Desert, Eagle Mts., above Utopia 228 Comment
  SD216467  Peritoma arborea var. angustata Carol R. Annable, Lee Baron 1995-3-11 2268 Riverside Cactus City rest stop on Interstate 10. Comment
  UCR244079  Peritoma arborea var. arborea Jim Andre 2012-4-16 20895 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  RSA471862  Perityle emoryi Geo Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] 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
  UC831551  Perityle emoryi I. W. Clokey and B. C. Templeton 1930-4-9 4700 Riverside n Palm Springs; Colorado Desert 170 Comment
  UCR241548  Perityle emoryi A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40638 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  UCR274808  Perityle emoryi David Fraker, Aaron C. Sedgwick 2012-3-22 024 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  CAS-BOT-BC167757  Petalonyx thurberi K. Bonner 1977-10-28 2569 Riverside 2 mi. West of Red Cloud Road Comment
  RSA445152  Petalonyx thurberi Martha Hilend 1928-4-15 183 Riverside Colorado Desert, sand dunes below Garnet Station Comment
Read comments Jan 8 2013
  RSA503355  Petalonyx thurberi S. J. Myers 1988-10-18 s.n. Riverside Garnet Hill, N of Palm Springs, between the Southern Pacific railroad tracks and Hwy 10, E one-third of Granet Hill, SE to Palm Drive 206 Comment
  SEINET179641  Petalonyx thurberi Victor Duran 1933-7-3 3500 Riverside Coachella Valley at Deep Canyon. 244 Comment
  UC217891  Petunia parviflora P. A. Munz and I. M. Johnston 1922-5-5 5156 Riverside near Moreno (Mystic Lake); Mystic Lake Comment
Read comments Mar 20 2011
  UCR35269  Petunia parviflora L. B. Ziegler 1969-6-12 374 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  LA203887  Peucephyllum schottii Nesta Dunn; A. M. Martin 1932-3-27 sn Riverside Box Canyon Comment
  RSA676126  Peucephyllum schottii Scott D. White 2001-4-17 8340 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
  UC68951  Peucephyllum schottii Joseph Burtt Davy 1902-3-25 7934 Riverside Indio Comment
  UC91062  Peucephyllum schottii S. B. and W. F. Parish 1882-4-1 Riverside Morongo Comment
  POM182078  Phacelia ambigua P. A. Munz 1932-3-14 11974 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  RSA21752  Phacelia ambigua Carl B. Wolf 1937-4-6 8424 Riverside Coachella Valley, 2 mi. NE. of Edom 30 Comment
  RSA697778  Phacelia ambigua J. R. Bruff 1927-3-13 22 Riverside Thousand Palms Comment
  UCR241797  Phacelia ambigua A. C. Sanders, Ann Howald 2013-2-28 40560 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  CLARK-A1528-2993  Phacelia brachyloba John C. Roos 1937-6-7 669 Riverside Sage Comment
  POM122680  Phacelia brachyloba Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA427680B  Phacelia brachyloba N. C. Cooper 1944-5-21 1268 a Riverside San Jacinto Mountains, west side. 1220 Comment
  RSA427683B  Phacelia brachyloba Christopher Davidson 1975-6-16 2814 Riverside 5.4 miles N of Alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  POM14060  Phacelia campanularia P. A. Munz, D. D. Keck 1922-4-14 5003 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  RSA613405  Phacelia cicutaria var. hispida D. L. Banks 1997-4-5 1686 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  SDSU18405  Phacelia cicutaria var. hispida C. Matt Guilliams, Jeannine Ross 2008-3-12 523 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  CLARK-A1528-555  Phacelia crenulata Howard Towner 1965-4-3 6504037 Riverside North Palm Springs Comment
  RSA0031551  Phacelia crenulata Duncan S. Bell 2013-1-30 4441 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
  RSA0107847  Phacelia crenulata Duncan S. Bell, Amanda Turek 2009-3-30 169 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  SEINET5584423  Phacelia crenulata Stephen Hale 2010-1 Riverside Along powerline, adjacent to State Route 95 120 Comment
  UCR102923  Phacelia crenulata var. ambigua George K. Helmkamp, E. A. Helmkamp 1998-2-5 2669 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  RSA272177  Phacelia distans C. W. Tilforth 1978-4-30 1567 Riverside Low, rounded hills east of Norco. Comment
  RSA339349  Phacelia distans Robert F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54064 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA519257  Phacelia distans Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  SBBG34723  Phacelia distans T. L. Secrest 1950-3-12 Riverside near Indio Comment
  SBBG64888  Phacelia distans M. N. Ackley 1928-3-11 407 Riverside near Cabazon 609 Comment
Read comments Mar 13 2011
  SD130319  Phacelia distans Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of town of Aguanga, north of Highway 79 and west of Highway 371. 1.5 mile north of San Diego County line. 640 Comment
  UCR198194  Phacelia distans Michael Honer, L. Hulse 2004-4-3 1920 Riverside Colorado Desert, Little San Bernardino Mountains, Rockhouse Canyon c. half mi north of intersection with Fargo Canyon 610 Comment
  UCR41276  Phacelia distans B. G. Pitzer 1986-2-9 0001 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  UCR98692  Phacelia distans S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  UC881112  Phacelia fremontii K. Watkins and E. McClintock 1937-4-10 Riverside Palms-to-Pines Hwy near road to Shumay Comment
  UC881283  Phacelia fremontii P. A. Munz and I. M. Johnston 1922-5-7 5254 Riverside Keyes Ranch Little San Bernardino Mts. (along a wash) 1066 Comment
  UC1979608  Phacelia imbricata subsp. patula D. L. Banks, Victor Steinmann 1995-7-10 0742 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. Comment
  POM10399  Phacelia minor Charlotte M. Wilder 1904-3-14 s.n. Riverside Wilders Canyon, Jurupa Hills. Comment
Read comments Apr 2 2011
  RSA428080  Phacelia minor Robert Gustafson 1983-4-18 2503 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  RSA428083  Phacelia minor H. Twining 1888-03 s.n. Riverside Riverside. Comment
  RSA60725  Phacelia minor Frank W. Gould 1944-4-4 2212 Riverside 9 miles southeast of Temecula on highway 71. Comment
  RSA654551  Phacelia minor Bruce Albert 1982-4-17 77 Riverside Field north of Santa Rosa road, 5.7 miles east of Lake Mathews Road. Comment
  SD227838  Phacelia minor A. C. Sanders 1994-5-15 14482 Riverside Mount Rubidoux on NW side of Riverside on the east bank of the Santa Ana River. 399 Comment
  SDSU6654  Phacelia minor D. Hunsaker 1962-4-10 Riverside Three miles SSW from Temecula. Comment
  RSA4922  Phacelia neglecta Carl B. Wolf 1932-4-28 3089 Riverside Mesas at western edge of Maria Mts, eastern Colorado Desert, 17 miles from Blythe on the Rice road. 152 Comment
  SEINET3141298  Phacelia pedicellata R. W. Spellenberg 2001-4-26 13217 Riverside 30 air km NE of Mecca in feeder canton to Cottonwood Canyon 800 Comment
  UCR196007  Phalaris caroliniana R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51994 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA649668  Phalaris lemmonii J. C. Roos 1966-3-24 s.n. Riverside Winchester (near Hemet) Comment
Read comments Mar 20 2011
  SEINET7073349  Phlox gracilis A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  UCR17031  Pholisma arenarium Anonymous 1969-5-25 5 Riverside Southern Mojave Desert, 8 mi from entrance of Joshua Tree Natl. Monument on road from town of Joshua Tree, sandy wash 2.5 mi north of the road 1250 Comment
  RSA697746  Pholistoma membranaceum J. R. Bruff 1927-3-13 2 -E Riverside Fingal. Comment
Read comments Aug 25 2012
  UC665770  Pholistoma membranaceum Ira L. Wiggins 1941-3-27 9698 Riverside slopes 4 mi. n. Whitewater Comment
  JOTR29444  Phoradendron californicum La Doux, Tasha, Mike Bell 2006-3-8 1342 Riverside Joshua Tree National Park. Hayfield spring Comment
  SBBG87947  Phoradendron californicum D. Kucera 1987-11-14 Riverside Malki Museum garden, E of Banning off Fields Rd, Morongo Indian Reservation 609 Comment
  SEINET7048058  Phoradendron californicum Steven R. Hill 2001-4-29 33535 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  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
  RSA612203  Phoradendron densum N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs. Comment
Read comments Sep 11 2011
  CAS-BOT-BC135185  Phoradendron juniperinum Frank G. Hawksworth 1965-5-6 744 Riverside San Santa Rosa mountains, N side Toro Mountain 2407 Comment
  UC6093  Phoradendron libocedri H. M. Hall July, 1901 2565 Riverside San Jacinto Mts., Fuller's Mills Mts. 1889 Comment
  POM2144  Phoradendron macrophyllum I. M. Johnston 1917-12-1 1810 Riverside Santa Ana River, NW of Corona. 183 Comment
  SD232811  Phoradendron macrophyllum A. C. Sanders, J. Goetzen 1996-5-1 18141 Riverside Moronogo Indian Reservation, along dirt road in Hathway Crk. Cyn., N of Banning. 792 Comment
  CAS-BOT-BC141177  Phoradendron serotinum subsp. macrophyllum Scott D. White 1996-4-14 3916 Riverside E of Hemet: San Jacinto River wash near Valle Vista, N of Hwy. 74, ca. 1.7 mi W of USFS Cranston Fire Station. 548 Comment
  CAS-BOT-BC171147  Phoradendron serotinum subsp. tomentosum A. C. Sanders; Lowell J. Bean; Pesach Lubinsky 2003-1-10 25655 Riverside San Jacinto Mountains: Bautista Canyon, ca. 3/4 mile above the Horse Canyon confluence, near beginning of Alessandro Trail 269 Comment
  CLARK-A1528-888  Physalis crassifolia Charlotte Stocks 1963-5-26 Riverside La Quinta Comment
  RSA555226  Physalis crassifolia Robert F. Thorne 1966-10-15 41812 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UCR178510  Physalis crassifolia R. G. Swinney 1967-2-12 0023 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UCR279593  Physaria tenella A. C. Sanders, Jim Malusa 2017-3-28 43160 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  UCSB2391  Physaria tenella Haller, John 1958-3-22 Riverside On Hwys 60-70, 11 miles W of Desert Center, 12.8 miles E of Box Canyon road junction, (Calif. 195) Comment
  RSA725962  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman 2006-11-9 33220 Riverside San Bernardino Valley: Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden. 335 Comment
  UC1129884  Pickeringia montana var. tomentosa R. St. John 1931-2-27 190 Riverside Sitton Peak Elsinore Quadrangle 991 Comment
Read comments Nov 27 2011
  RSA543873  Pilularia americana Steve Boyd, Dave Bramlet 1991-5-13 6226 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  CAS-BOT-BC78598  Pinus flexilis Arthur Menzies; Bob Murray 1957-8-21 s.n. Riverside Marion Mt., San Jacinto Mts. Comment
  UCR240645  Pinus jeffreyi Tracy Tennant, Mitch Provance 1998-6-16 MOR- 438 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  SEINET10866944  Pinus lambertiana L. S. McClung 1939-10-22 McClung UMO 46557 Riverside Collected on the trail up Taquitz Peak from Idylwild, in the San Jacinto Mts of southern Calif. 2591 Comment
  RSA384369  Pinus monophylla N. C. Cooper 1943-9-11 893 Riverside San Jacinto Mtns. Eastern slope at roadside 1220 Comment
  UCD134855  Pinus monophylla Lionel A. Stange 1956-3-31 s.n. Riverside Burn's Spring. Comment
Read comments Mar 13 2014
  NY42657  Pinus quadrifolia J. B. Walker 1995-3-28 1289 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR41310  Piptatherum miliaceum N. M. Fellows, A. C. Sanders 1985-5-7 178 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
  CLARK-A1528-5814  Pityrogramma triangularis John C. Roos 1952-2-29 5362 Riverside Box Springs Mountains 457 Comment
  RSA192204  Plagiobothrys arizonicus E. W. Lathrop 1963-3-27 5359 Riverside 10 miles W of Murieta. 610 Comment
  POM146288  Plagiobothrys canescens J. B. Feudge 1927-4-12 1752 Riverside Lake Elsinore 381 Comment
  RSA674847  Plagiobothrys canescens Scott D. White 2000-5-3 7760 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  UCR241777  Plagiobothrys canescens A. C. Sanders, Timothy W. Chumley 2013-4-1 40723 Riverside Peninsular Range; Elsinore Valley, Hwy 74 at Collier, large vacant parcel at SE corner of intersection, NE edge of Lake Elsinore, between Riverside Dr. (Hwy 74) and Enterprise Way 385 Comment
  UCR266807  Plagiobothrys canescens Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 10 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  UC1563092  Plagiobothrys collinus Steve Boyd 1986-3-1 1370 Riverside Gavilan Plateau, Gavilan Hills: 1/4 mile south of Harford Springs County Park. 640 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
  UCR70811  Plagiobothrys collinus P. A. Munz, R. D. Harwood 1920-2-28 3234 Riverside Santa Ana Mtns. region, 2 miles SE of Corona 305 Comment
  UCD120795  Plagiobothrys collinus var. californicus Geoffrey Levin 1975-4-26 487 b Riverside Mayhew Canyon 1.5 mi. southeast of Glen Ivy on Highway 71. 335 Comment
  UCR266777  Plagiobothrys collinus var. fulvescens Mitch Provance, Matt Amalong 2015-3-25 315- 23 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  RSA320538  Plagiobothrys fulvus var. campestris A. C. Sanders, T. Glenn 1983-4-17 3736 Riverside Mesa de Colorado, Santa Ana Mts., 5 miles SW of Murrieta 610 Comment
Read comments Mar 19 2010
  RSA639627  Plagiobothrys fulvus var. campestris R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51976 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  SD240930  Plagiobothrys jonesii Dave Silverman 2010-3-30 7888 Riverside Lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Road, 7.0 km E of McCoy Peak and 4.4 km north of I-10 182 Comment
  UCD120849  Plagiobothrys jonesii Collector unknown 1923-3-26 280 Riverside Tahquitz Wash, nr. Palm Springs. Comment
Read comments Mar 4 2013
  POM13580  Plagiobothrys leptocladus P. A. Munz, D. D. Keck 1922-4-15 4988 Riverside Near Moreno. Grain field. 366 Comment
Read comments Mar 20 2011
  UCR114956  Plagiobothrys leptocladus Fred M. Roberts 1992-4-25 4869 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
  UCR77579  Plagiobothrys leptocladus Steve Boyd, D. E. Bramlet 1991-5-13 6228 Riverside Peninsular Range, Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. Vernal pool association in pasture north of Santa Fe Railroad tracks, west of San Diego Aqueduct 457 Comment
  UCR97273  Plagiobothrys leptocladus Scott D. White 1993-4-30 1325 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  RSA85111  Plagiobothrys nothofulvus J. C. Roos 1952-4-16 5559 Riverside Box Springs Mountains, Pigeon Pass. 396 Comment
  UCR201657  Plagiobothrys tenellus Scott D. White, Justin M. Wood 2008-5-15 12000 Riverside San Jacinto Mountains, Johnson Meadow 1476 Comment
  UCR92047  Plagiobothrys tenellus Scott D. White 1995-4-5 2759 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  RSA234042  Plagiobothrys undulatus R. F. Thorne, E. W. Lathrop 1969-5-12 37938 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  SD68948  Plagiobothrys undulatus Robert F. Thorne, E. Lathrop, et al. 1968-4-18 37459 Riverside Santa Rosa Plateau; Mesa de Colorado, Rancho California. 609 Comment
  UCR20819  Plagiobothrys undulatus A. C. Sanders 1980-5-17 1464 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR281125  Plantago coronopus Mitch Provance, Jeremiah George 2017-3-23 317- 70 Riverside Elsinore Trough, Lake Elsinore, about 350 ft. NW of the corner of Diamond Dr. and Pete Lehr Dr. 386 Comment
  CHSC103794  Plantago erecta Scott D. White 2003-3-21 8814 Riverside Santa Ana Mountain Foothills: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Jan Creek. 152 Comment
  UCR128138  Plantago erecta G. R. Ballmer 1996-4-10 s.n. Riverside Skunk Hollow, 6 mi. east of Murrieta, on W side of Pouroy Road 457 Comment
  UCR226077  Plantago erecta A. C. Sanders, T. B. Salvato 2011-4-1 38946 Riverside Peninsular Range, Lake Elsinore, SW of Baker St. along dirt branch road to microwave tower, near large water tank on hill 409 Comment
  UCR240635  Plantago erecta Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 42 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Hathaway Canyon 884 Comment
  RSA0013147  Plantago lanceolata LeRoy Gross, Caitlin Elam 2013-5-14 6063 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  UCSB52999  Plantago lanceolata Pritchett, David 1986-3-9 Riverside Box Canyon Wash 6 miles east of Mecca on Highway 195 Comment
  UCR37481  Plantago major Steve Boyd 1981-5-15 s.n. Riverside Dawson Canyon, Gavilan Hills Comment
  OBI53571  Plantago ovata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2104 Riverside N end Palen Mts, 2 mi W of Palen Pass 300 Comment
  UCD124529  Plantago ovata LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1439 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115 deg. 19'35'W: UTM 3721895N, 655238E to 33 deg. 36'52N, 115 deg. 19'54': UTM 3720669N, 654757E. 479 Comment
  UCR178545  Plantago ovata R. G. Swinney 1967-2-19 0041 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 335 Comment
  UCR51966  Plantago ovata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2198 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  POM68906  Plantago ovata var. fastigiata Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  JEPS3566  Plantago patagonica Rimo Bacigalupi 1952-4-2 3605 Riverside off Palm Canyon, at mouth of Andreas Canyon, lower slopes of Mount San Jacinto Mount San Jacinto, Andreas Canyon Comment
  JOTR32377  Plantago patagonica La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2488 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail; Pine-oak woodland among granitic boulder outcrops and narrow drainage system (Stop 3) 1295 Comment
  UCR125281  Platanus acerifolia A. C. Sanders 2002-11-21 25651 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  RSA401723B  Platanus racemosa H. de Forest, Jack Rempel 1933-10-29 18672 Riverside Snow Creek Canyon, San Bernardino Mts Comment
Read comments Feb 9 2015
  UCR100315  Platanus racemosa B. G. Pitzer 1997-4-20 3169 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  CLARK-A1528-690  Platystemon californicus Annette Price 1962-5-1 O 57 Riverside Santa Ana Mountains Comment
  RSA516884  Platystemon californicus Steve Boyd 1986-3-1 1369 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park 640 Comment
  RSA100257  Plectritis ciliosa subsp. insignis F. W. Peirson 1922-5-19 3047 Riverside San Jacinto River. 1143 Comment
  RSA559946  Plectritis ciliosa subsp. insignis Steve D. Boyd 1992-4-18 6907 Riverside Gavilan Hills, SE end of range, E of Arroyo del Toro. T5S, R4W, NE/4, SW/4, S20. 488 Comment
  POM8116  Pleuraphis rigida Mary F. Spencer 1920-3-27 1533 Riverside Palm Springs 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
  UC589872  Pleuraphis rigida H. S. Yates 1937-3-23 6424 Riverside 5 mi nw Edom; Thermal Quad., nw of Edom Comment
  UC818430  Pleuraphis rigida Ivan Johnston Apr 4 1917-Apr 6 1917 1093 Riverside mouth of Andreas Canyon; Colorado Desert, mouth of Andreas Canyon 243 Comment
  RSA5370  Pleurocoronis pluriseta B. D. Stark 1932-6-17 3751 Riverside Canyon above Cottonwood Springs, Eagle Mts., Colorado Desert 305 Comment
  UCR103706  Pleurocoronis pluriseta B. G. Pitzer 1998-1-24 3410 .1 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
  CLARK-A1528-282  Pluchea purpurascens Fred B. Essig 1966-9-12 Riverside Santa Ana River Comment
  POM8378  Pluchea sericea Mary F. Spencer 1918-3-28 782 Riverside In Palm canyon. 183 Comment
  RSA586922  Poa annua D. L. Banks, Steve Boyd 1995-5-3 257 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. 500 Comment
  UCR189814  Polygala cornuta var. fishiae Theresa Johnson 2007-5-2 332 Riverside Peninsular Range, Santa Ana Mountains, Santa Rosa Plateau. Near Mesa de Burro Comment
  CLARK-A1528-758  Polygonum aviculare C. M. Flanagan 1973-4-17 OO 111 Riverside Riverside 243 Comment
  RSA466297  Polygonum bistortoides Anstruther Davidson 1892-7-4 s.n. Riverside San Jacinto. Comment
Read comments Nov 29 2010
  UCR59663  Polypodium californicum Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2952 Riverside Peninsular Range, Vail Lake area, Temecula Creek Canyon, just below Vail Lake Dam. 488 Comment
  UC1931197  Polypogon monspeliensis Scott D. White, Justin Wood 2008-7-9 12412 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCSB40899  Polypogon monspeliensis Roos, John 1939-5-13 Riverside La Sierra Comment
  IRVC162  Polystichum imbricans subsp. curtum Lorene Lewton 1965-4-24 HS 552 Riverside Highway 74; 1 mile WSW of Mountain Center. Peninsular Ranges, San Jacinto Mountains Comment
  CAS-BOT-BC334463  Populus fremontii A. C. Sanders; Timothy W. Chumley 2013-3-28 40702 Riverside Peninsular Range: Alberhill, between I-15 Fwy and Temescal Canyon Rd., W of Lake St. 378 Comment
  POM2088  Populus fremontii I. M. Johnston 1917-4-4 1092 Riverside Palm Canyon. 457 Comment
  UC1134775  Populus fremontii subsp. fremontii R. St. John 1930-2-14 95 Riverside Lewis Valley; San Jacinto Quad., Lewis Valley Comment
  CAS-BOT-BC356169  Porophyllum gracile Annie M. Alexander; Louise Kellogg 1941-5-9 2141 Riverside Colorado Desert. Cottonwood Spring, Eagle Mountains 883 Comment
  UCR41826  Porophyllum gracile A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6106 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCR89542  Porophyllum gracile Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument; E side of Hexie Mtns., Porcupine Wash, near the junction with Ruby Lee Canyon 732 Comment
  UC489190  Potamogeton diversifolius C. V. Meyer 1928-7-27 567 Riverside Hidden Lake; San Jacinto Mountains 2651 Comment
  POM78961  Potamogeton foliosus I. M. Johnston 1925-7-7 s.n. Riverside Santa Ana River ca. 3 miles S of Wineville [Mira Loma Station]. 183 Comment
  RSA741107  Potentilla glandulosa subsp. reflexa Scott D. White, Justin M. Wood 2008-6-17 12156 Riverside San Jacinto Mountains: South of Hwy 79 near Keen Camp Summit. 1402 Comment
  SBBG3763  Prosopis pubescens H. and M. Dearing 1940-11-10 5015 Riverside 1000 Palms Cyn Comment
  SBBG3764  Prosopis pubescens H. and M. Dearing 1936-12-25 814 Riverside 1000 Palms Comment
  UCSB33253  Prosopis pubescens Miller, Brian 1963-6-1 Riverside 1000 Palms Oasis 30 Comment
  UC472697  Prunus emarginata M. F. Spencer 1924-5-31 Riverside Upper Tahquitz Valley, San Jacinto Mountains Upper Tahquitz Valley; San Jacinto Mountains, Upper Tahquitz Valley 2438 Comment
  UCR39192  Prunus fasciculata M. L. Rosczyk, G. K. Helmkamp 1985-4-4 204 Riverside Little San Bernardino Mtns/ Sonoran (Colorado) Desert, Big Morongo Preserve, south of Morongo Valley, at the west side of the main canyon c. 0.5 miles north of Indian Ave. 503 Comment
  CAS-BOT-BC158290  Prunus fasciculata var. fasciculata Annie M. Alexander; Louise Kellogg 1941-5-14 2172 Riverside 2.5 miles south of Cottonwood Spring, Eagle Mountains 838 Comment
  RSA6730  Prunus fremontii B. D. Stark 1933-4-2 4535 Riverside Palm to Pines Road, Pinyon Flats. 1220 Comment
  CLARK-A1528-3072  Prunus ilicifolia John C. Roos 1940-5-4 Riverside San Timoteo Canyon Comment
  RSA757797  Prunus ilicifolia subsp. ilicifolia LeRoy Gross, Jackie McConnaughy, Andrew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4290 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  HSC47470  Psathyrotes ramosissima Richard Spjut 1978-5-10 5039 Riverside Colorado Desert: Chuckawalla Valley, ca. 1 mi. S of Desert Center 305 Comment
  RSA472311  Psathyrotes ramosissima P. J. Remple 1942-3-2 s.n. Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  UCR144128  Psathyrotes ramosissima Scott D. White, Michael Honer 2003-5-15 9307 Riverside Sonora (Colorado) Desert, Bajada below Little Maria/Big Maria Mtns, near Inca RR siding and c. 15 air mi NW of Blythe 76 Comment
  UCR33597  Psathyrotes ramosissima Sears 1978-3-18 940 Riverside Sonoran (Colorado) Desert, Corn Springs wash at Corn Spring. 7 mi SE of Desert Center in wash 473 Comment
  RSA0065465  Psathyrotes ramosissima David B. Dunn 1947-7-12 2976 Riverside Pushawalla Canyon Indio Hills. Comment
  UC1929958  Pseudognaphalium biolettii Scott D. White 2004-4-26 10263 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  SDSU21847  Pseudognaphalium californicum Lindsay Rubin, Stephanie Castillo 2016-4-16 Riverside On the south side of the Santa Margarita River, off the edge of the dirt road among rocky slope. Santa Margarita Ecological Reserve. 231 Comment
  UC1979532  Pseudognaphalium californicum Darin L. Banks, Steve Boyd 1995-4-5 158 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove, E of the Dripping Springs Trail, in the N flowing drainage that empties into Arroyo Seco. Comment
  POM318596  Pseudognaphalium stramineum Patricia Wilder 1970-10-15 4780 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  UCR202415  Psilocarphus brevissimus Karin Cleary-Rose 1998-9-7 s.n Riverside Perris-Aguanga Basin Region; San Jacinto River Valley, west edge of Hemet, east of Warren Rd., south of Esplanade and north of the Tres Cerritos Hills 460 Comment
  CAS-BOT-BC361788  Psilocarphus brevissimus var. brevissimus D. E. Bramlet 1991-5-7 2123 Riverside Peninsular Range; Perris-Aguanga Basin Region: San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  SEINET2063861 Image available Psorothamnus arborescens B. Pitzer 1986-4-26 Riverside Whitewater Canyon, ca. 4.5 miles N of Interstate 10 on Whitewater Canyon Road, Whitewater 7.5' Quad. 731 Comment
  RSA403978  Psorothamnus arborescens var. simplicifolius Robert Gustafson 1980-5-5 1573 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash. 610 Comment
  UCR178535  Psorothamnus arborescens var. simplicifolius R. G. Swinney 1967-5-26 141 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  CAS-BOT-BC353638  Psorothamnus emoryi E. A. McGregor 1917-3-18 702 Riverside 5 miles up Painted Canyon Comment
  JEPS41631  Psorothamnus emoryi Mary Beal 1939-10-25 706 Riverside between Whitewater and Indio (Mojave Desert); , betw Whitewater and Indio Comment
  RSA498337  Psorothamnus emoryi Martha Hilend 1928-3-24 s.n. Riverside Wash N of Palm Wash, SW of Fish Springs Comment
  SJSU4441  Psorothamnus emoryi C. K. Schroen 1964-3-24 26 Riverside by Hwy 99 midway between Oasis & Coolidge Springs 60 Comment
  SEINET3131124  Psorothamnus emoryi var. emoryi L. S. Rose 1935-12-19 35662 Riverside On Colorado desert at Palm Springs 138 Comment
  RSA336188  Psorothamnus schottii Robert F. Thorne 1978-4-23 52045 Riverside Just E of Palm Desert. Comment
  RSA766816  Psorothamnus schottii Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-3-30 114 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  UC866008  Psorothamnus schottii I. W. Clokey, B. C. Templeton 1930-4-9 4688 Riverside n Palm Springs (Colorado Desert); , n of Palm Springs 170 Comment
  UCR165294  Psorothamnus schottii John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  SBBG68033  Psorothamnus spinosus M. Van Rensselaer 1945-11-18 1919 Riverside S of Cathedral City Comment
  UCSB10491  Psorothamnus spinosus Ralph, F. 1959-5-17 Riverside Along side Hwy. 74 between Palm Desert and Cathedral City, 0.3 miles east of Cathedral City limits 152 Comment
  RSA798605  Pteridium aquilinum var. pubescens R. F. Thorne, E. W. Lathrop 1977-5-18 49759 Riverside Santa Ana Mountains: Bear Spring [east slope of Santiago Peak] Comment
  POM121971  Pterostegia drymarioides Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UC1979542  Pterostegia drymarioides Darin L. Banks, Steve Boyd 1995-5-3 229 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
  UCR214131  Pterostegia drymarioides A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37735 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCSB49861  Pulicaria paludosa Clarke, O. 1972-9-17 Riverside Santa Ana river bottom Comment
  UC72988  Purshia tridentata var. tridentata M. F. Gilman 1904-1 13 Riverside Banning Comment
Read comments Mar 13 2011
  UCR273965  Quercus Mitch Provance 2012-4-27 412- 33 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  POM263040  Quercus agrifolia J. C. Roos 1937-8-19 358 Riverside Near summit, Pines to Palms Road 1433 Comment
  UCD170486  Quercus agrifolia Tom Scott Apr 2011 2011- 575 Riverside San Bernardino Mountains: South side of mountains along Mias Canyon Rd., ca. 0.5 mile north of Bluff St., north of Banning. 863 Comment
  UCR158949  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31544 Riverside San Jacinto Mtns., lower Bautista Canyon, 1.1 mi. above Forest Service boundary, 3.2 miles above retention dam at mouth 744 Comment
  RSA162  Quercus berberidifolia J. T. Howell 1927-8-2 576 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  RSA748221  Quercus berberidifolia T. Scott, A. Townesmith, K. M. Meyer 2007-3-9 112 Riverside Cleveland National Forest. 0.8 mile down Woodridge Rd. in town of Oak Grove, at Oak Grove trailhead. 855 Comment
  UC64103  Quercus berberidifolia H. M. Hall 1901-8-6 2644 Riverside Canyon of the San Jacinto River San Jacinto Mountains 1066 Comment
  UCR250404  Quercus berberidifolia Jeremiah George 2012-8-7 70812- 1 Riverside Beaumont, Western Knolls, north central slope of eastern half of bench between Hwy 60 and Oak Valley Parkway, east of Potrero Blvd. 747 Comment
  UCR273005  Quercus berberidifolia Mitch Provance 2012-8-30 17431 Riverside San Bernardino Mountains, Banning Bench, along E side of Bluff St, overlooking the San Gorgonio River 1067 Comment
  UCR26358  Quercus chrysolepis A. C. Sanders, J. A. Harpel 1981-8-26 2330 Riverside Santa Rosa Mtns., Virgin Spring 2348 Comment
  UCSB1228  Quercus chrysolepis Neely, William 1948-10-3 Riverside Devil's Slide Trail, Idyllwild, San Jacinto Mts. 2316 Comment
  UCR91547  Quercus ilex Donald E. Peck 1994-10-23 s.n. Riverside Citrus orchard in town of Rubidoux Comment
  UCD14090  Quercus john-tuckeri Stephen K. Langer 1995-4-9 s.n. Riverside California, Kern Co.; Lockwood Valley Road, 3.6 mi. from junction with Frazier Mountain Road; Comment
Read comments Aug 25 2013
  UCD170552  Quercus kelloggii D. O. Burge 2017-5-20 2280 Riverside San Jacinto Mountains, Lake Fulmore area, University of California James Reserve. 1640 Comment
  RSA489833  Quercus turbinella D. Charlton 1988-5-28 2128 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2287 Comment
  UC1010264  Quercus wislizeni var. frutescens John C. Roos 1952-4-13 5518 Riverside Box Springs Mts. 518 Comment
  RSA736537  Rafinesquia californica Scott D. White 2004-4-26 10266 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. 518 Comment
  JOTR34394  Rafinesquia neomexicana Andre, Jim 2012-4-16 20925 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 2.4 miles north Cottonwood Visitor's Center 955 Comment
  RSA688847  Rafinesquia neomexicana Scott D. White, Michael Honer 2003-5-13 9246 Riverside San Bernardino Mtns: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  RSA726523  Rafinesquia neomexicana Naomi Fraga, Lisa Rojas 2005-2-10 1400 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  SD258339  Rafinesquia neomexicana J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-21 24401 Riverside Grommet; West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi SW of Vidal jct, 3 mi south of Grommet RR xing at Hwy 62 363 Comment
  UCR249522  Rafinesquia neomexicana T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7295 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
  UC56754  Ranunculus californicus H. M. Hall Apr. 1902 2889 Riverside Coahuilla Comment
  CAS-BOT-BC378492  Ranunculus californicus var. californicus Cecil Hart 1922-5-21 3 Riverside San Jacinto Pk. Comment
  UCSB2063  Ranunculus cymbalaria Haller, John 1950-5-21 Riverside San Jacinto Mtns., shore of Hemet Lake 1463 Comment
  UCR182102  Ranunculus occidentalis Tom Chester 2006-2-26 868 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: S. Trans Preserve Trail, just below top of Mesa de Colorado, ~0.75 miles (1.2 km) due west of Santa Rosa Ranch 588.4 Comment
  SD232318  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Pond, creek, and adjacent uplands. 1426 Comment
  CLARK-A1528-361  Raphanus sativus Fred B. Essig 1966-5-21 Riverside Santa Ana River Comment
  RSA543204  Rhamnus crocea Steve Boyd 1991-3-17 5481 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA38493  Rhamnus ilicifolia P. A. Munz 1946-10-19 11569 -a Riverside 1 miles east of Anza. 1159 Comment
  RSA471017  Rhododendron occidentale B. C. Templeton 1953-7-26 s.n. Riverside Idyllwild. 1646 Comment
  CDA28746  Rhododendron occidentale var. californicum G. F. Hrusa, T. D. Wilfred 1993-6-23 9791 Riverside San Jacinto Mountains; Fuller Mill Creek, immed. upstream from crossing of Idyllwild Panoramic Hwy. 1615 Comment
  SD224813  Rhus aromatica Scott D. White 1996-3-31 3870 Riverside Bundy Cyn:SE of Lake Elsinore. About .8 to 1.2 road miles E of Bundy Cyn Rd exit from I-15 freeway; USGS Lake Elsinore 7.5 topo map. 438 Comment
  SBBG99308  Rhus ovata W. L. Halvorson 1977-4-1 77 -225 Riverside 5 mi S of Temecula on Hwy S16 Comment
  SD42377  Rhus ovata P. C. Everett 1935-7-11 2474 Riverside East base Santa Ana Mountains, Temescal Canyon. One half mile west Corona-Elsinore Highway Rd. to Glen Ivy 365 Comment
  UC472805  Rhus ovata Mary F. Spencer Aug 1925 287 Riverside Idyllwild; San Jacinto Mountains 1524 Comment
  UCR100299  Rhus ovata B. G. Pitzer 1997-4-20 3187 Riverside Lakeview Mtns, Intersection of 'Dutton' Street with Voltaire Vista Road. (Note: Dutton ends in T-intersection at Sardis Lane, which makes a 90 deg. E turn onto Brent Lane, which becomes Voltaire Vista Road east of Elton Lane. Therefore, this locality is actually the intersection of Elton Lane & Voltaire Vista Road.) 610 Comment
  UCR163816  Rhus ovata John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, 1 mile N of Squaw Mountain, 1.6 mi. NE of Tenaja Guard Station 716 Comment
  RSA403694  Rhus trilobata var. anisophylla M. B. Dunkle 1935-3-31 4441 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  RSA162821  Ribes californicum var. californicum J. D. Olmsted 1959-2-28 s.n. Riverside Turn S on Lincoln in W Corona, after 3 miles turn W on Chase Dr, then S on Oak Flat fire road for 4 miles past olive trees. Santa Ana Mts, N to Santa Ana River. 808 Comment
  CAS-BOT-BC108723  Ribes cereum S. B. Parish; W. F. Parish 1880-8-1 494 Riverside San Jacinto Mountains. 2438 Comment
  CDA25536  Ribes indecorum B. Kobaly 1964-8-12 Riverside Idyllwild, San Jacinto Mountains. 0 Comment
  SBBG104048  Ribes indecorum S. D. White 1992-3-29 92 -55 Riverside Millard cyn, slope below fork with E Millard Cyn Rd Comment
Read comments Sep 8 2014
  SEINET13942526 Image available Ribes indecorum S. Lambert 1981-1 1919 Riverside San Bernadino National Forest, hwy 74, 6.0 miles W Mountain Center, 3000 feet elevation, streamside 914 Comment
  SBBG100243  Ribes malvaceum W. L. Halvorson 1977-4-1 77 -219 Riverside 5 mi S of Temecula on Hwy S16 Comment
  UCR91277  Ribes quercetorum Scott D. White 1995-4-5 2752 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  POM17950  Romneya coulteri P. A. Munz 1923-6-14 7108 Riverside Trail from Glen Ivy to Santiago Peak. 1006 Comment
  RSA221055  Romneya coulteri E. W. Lathrop 1966-5-8 6430 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  CAS-BOT-BC147539  Rosa californica Ellsworth Bethel 1918-5-10 s.n. Riverside San Jacinto Comment
  RSA699219  Rosa californica Jeanne Paxton 1934-4-16 s.n. Riverside Hagador Canyon Comment
  SEINET272293  Rumex crispus A. C. Sanders 1997-3-1 19725 Riverside Box Springs Mtns: Coyote Hill and ridge W of SE of the UCR Botanic Garden. UTM 10km cell: MH-7E 5N. Edgemont (Banch Mar 427 Comment
  CDA23193  Rumex salicifolius Scott D. White 1998-7-31 6930 Riverside Peninsular Ranges; San Jacinto Mountains; Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Humber Park Comment
  UCR24910  Rumex salicifolius var. denticulatus A. C. Sanders 1980-7-22 1722 Riverside San Jacinto Mtns, Dutchman's Flat in Bear Trap Canyon about 1 mi (airline) west of Idyllwild. Between Hwy 243 and Foster Lake 1814 Comment
  UCR90800  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17985 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  HSC66447  Salix exigua Christopher Davidson, B. Gustafson 1977-4-7 593 Riverside Whitewater Canyon Road, (exit from I-10, 2.5 mi. W of junction I-10 with State 62, near start of Angeles Crest Trail.) 610 Comment
  UCR90311  Salix exigua F. M. Reed 1925-3-17 4952 Riverside Sonoran (Colorado) Desert, Tahquitz [Creek] Canyon, Palm Springs region 274 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
  CAS-BOT-BC108101  Salix gooddingii Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  LA208657  Salix gooddingii Philip A. Munz; 1932-3-24 12032 Riverside N of Elsinore 304 Comment
  LA208659  Salix gooddingii Carl B. Wolf; 1932-4-28 3085 Riverside back of Colorado River, about 800 m from State Inspection Station, on way to Blythe Bridge 90.0 Comment
  RSA575965  Salix gooddingii Steve D. Boyd 1981-4-10 s.n. Riverside Gavilan Hills region, canyon at southeastern base of 'Rocky Bluff Ridge', east of Estelle Mountain and south of Gavilan Plateau. 610 Comment
  SBBG58907  Salix gooddingii C. B. Wolf 1932-4-28 3085 Riverside near State Inspection Station, on way to Blythe Bridge; overflow land of Colorado River, about 800 m from State Inspection Station 90 Comment
Read comments Mar 26 2011
  UCR232072  Salix gooddingii John F. Green 2008-4-22 04- 03 Riverside Peninsular Range, hills south of Perris, powerline route just east of the San Jacinto River, west of Goetz Rd. 438 Comment
  UCR91724  Salix gooddingii A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18103 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  POM295748  Salix laevigata Lyman D. Benson 1946-4-15 12046 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  RSA601909  Salix laevigata Louis C. Wheeler 1964-6-19 8488 Riverside Chino Creek, oasis near Palm Springs. Comment
  UC914202  Salix laevigata Charles B. Fiker 1946-4 3354 Riverside road dip s. of Temecula bridge (on Hwy. 395, at upper end of sand pit next to fence) Comment
  RSA770783  Salix lasiolepis Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4596 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR182374  Salix lasiolepis Andrea Salzman, Ricky Escobar, et al 2006-4-10 48 Riverside Peninsular Range, Agua Tibia Wilderness at Arroyo Seco, c. 0.5 mi. south of Dripping Springs Guard Station 518 Comment
  RSA594531  Salsola tragus D. L. Banks, Rashmi Pant 1996-5-13 1011 A Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a xeric, arkose ridge, approximately 100 m E of the Dripping Springs Guard Station, just S of Hwy. 500 Comment
  UCR266481  Saltugilia australis Mitch Provance, Robin Kinmont 2015-3-27 315- 48 Riverside Perris-Aguanga Basin Region, French Valley, Leon Rd. (unmarked dirt portion), along SCE transmission route between Benton Rd. and Auld Rd. 411 Comment
  RSA185451  Saltugilia splendens Clare B. Hardham 1965-6-17 12917 Riverside San Jacinto Mountains: Lake Fulmer. Comment
  UCR207924  Salvia O. F. Clarke 2004-2-27 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA770780  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4618 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  RSA775448  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4451 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  UC534838  Salvia apiana Victor Duran 1933-7-1 3491 Riverside near Santa Rosa; Santa Rosa Mts. 1828 Comment
  SEINET4082398  Salvia carduacea O. M. Clark 1932-1 5109 Riverside South Hemet. Comment
  UC1506079  Salvia carduacea Robert T. Clausen with E. R. and H. E. Clausen 1963-4-18 63050 Riverside 10 km se Murrieta (ridge s of Santa Gertrudis Creek) Comment
  UCR228392  Salvia carduacea Thomas R. Stoughton, J. McConnaughy, A. Monks. M. Volke 2010-3-31 115 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail. W of Whitewater 869 Comment
  UCR48367  Salvia carduacea Steve Boyd 1986-5-1 1818 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  UCD125738  Salvia columbariae Evert I. Schlinger 1952-3-28 27 Riverside Perris. 443 Comment
  UCR35344  Salvia columbariae L. B. Ziegler 1967-2-20 107 Riverside San Jacinto Valley, N of Lakeview 427 Comment
  UCSB33374  Salvia columbariae Marks, R. 1978-3-16 Riverside 1/2 mi. east of a point on Cajalco Rd; 3 mi. north-east of El Sobrante Rd; in a partially completed housing developement 457 Comment
  UCSB44881  Salvia columbariae Collins, Elizabeth 1977-3-30 Riverside Corn Springs Campground; 8 miles south of Hwy. 10; base of Chuckwalla Mts 457 Comment
  UCR89534  Salvia dorrii var. pilosa Bern Schwenn 1994-4-29 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument, E side of Lost Horse Valley, along Cal Riding and Hiking Trail, just east of Ryan Campground 1341 Comment
  LA69694  Salvia eremostachya K. Watkins; Elizabeth McClintock 1937-4-10 sn Riverside Palms to Pines highway near road to Shumay Comment
  RSA314041  Salvia eremostachya Walter Wisura 1983-7-9 3920 Riverside 11 mi fr. jctn. with Hwy 111. along Hwy 74. Comment
  UCR279601  Salvia greatae A. C. Sanders, Jim Malusa 2017-3-28 43141 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  RSA751926  Salvia mellifera Scott D. White, Justin M. Wood 2009-5-22 12931 Riverside San Jacinto Mts: Old Control Road, below Halfway Spring. 793 Comment
  SDSU12926  Salvia mellifera Jutta Buschbom 1991-5-1 40 a Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCR133375  Salvia mellifera Mitch Provance, J. S. Ross 1998-3-27 MOR- 984 Riverside San Bernardino Mtns., Morongo Indian Reservation, Deep Canyon, 2.5 miles NNE of Cabazon 732 Comment
  RSA356612  Salvia vaseyi Robert F. Thorne 1966-10-15 41806 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  SEINET12327259  Salvia vaseyi P. H. Raven 1958-1 12929 Riverside SW of Palm Desert 10.2mi on State Hwy 74, San Jacinto Mts 762 Comment
  JEPS12757  Sambucus mexicana W. L. Jepson 1935-4-21 17157 Riverside near branch road to Pines; Aguanga 603 Comment
  SDSU13636  Samolus parviflorus W. Miller, C. Mosse 1972-7-20 Riverside Growing out of crack in rock near pools in bedrock in the northwest section. Comment
  RSA612699  Sanicula arguta D. L. Banks 1997-3-29 1599 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  RSA612935  Sanicula arguta D. L. Banks 1997-3-29 1642 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
  SDSU17499  Sanicula arguta Jerry Jenkins 2001-4-1 2001 -022 Riverside Santa Margarita Ecological Reserve. High saddle on road to Tourmaline mine, UTM zone 6, 482500E, 3699900N. UTM transfered to GIS. Comment
  UC1562958  Sanicula arguta S. Myers and R. Montijo 1990-4-20 3 Riverside Powder Canyon in the city of La Habra Heights Powder Canyon; La Habra Heights, Powder Canyon 243 Comment
Read comments Apr 14 2013
  UC1929753  Sanicula bipinnatifida Scott D. White, Michael Honer 2003-4-2 8914 Riverside TEMESCAL CANYON: Just west of I-15 Freeway and northeast of Lawson Dr. Comment
  SEINET13945144 Image available Sanicula bipinnatifida Steve Boyd 1986-1 1379 Riverside Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area. Elev 1400-1600 ft 488 Comment
  RSA471474  Sanicula crassicaulis N. C. Cooper 1947-4-5 2044 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA543856  Sanicula crassicaulis Steve Boyd, Orlando Mistretta 1991-5-22 6309 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UC1546665  Sarcostemma cynanchoides subsp. hartwegii Barry A. Prigge 1988-2-21 7858 Riverside 2 mi. w. Clemens Well; Colorado Desert, Orocopia Mts. 228 Comment
  UCR178513  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 1967-2-12 0022 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UCR260313  Schismus arabicus A. C. Sanders, Jim Malusa 2015-3-10 41382 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 611 Comment
  RSA778238  Schismus barbatus Duncan S. Bell 2009-3-8 43 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR100171  Schismus barbatus Scott D. White 1993-3-3 1085 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  SBBG101789  Schoenoplectus acutus var. occidentalis S. Boyd, T. Ross 1991-6-14 6375 Riverside Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  UCR163233  Schoenoplectus acutus var. occidentalis D. L. Koutnik, Ian Swift 1999-6-19 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, proposed conservation bank in Wilson Creek watershed, north of Aguanga, west of Cahuilla Rd., south of Wilson Valley Rd., east of Sage Rd. 671 Comment
  SDSU12983  Schoenoplectus americanus Michael G. Simpson with Claudia A. Luke 1999-10-27 2020 Riverside Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  POM1387  Schoenoplectus californicus D. L. Crawford 1916-2-3 s.n. Riverside Santa Ana River (Prado Beach) Comment
  RSA91474  Schoenoplectus maritimus Joseph A. Ewan, C. Epling 1933-5-12 7609 Riverside South shore Lake Elsinore. Comment
  UCR199651  Scirpus americanus Justin M. Wood 2008-7-16 31 Riverside Perris/Elsinore Basin, Gavilan Hills at Temescal Wash, near Olsen Canyon, 'Morgan' property, Alberhill area 366 Comment
  SD146145  Scrophularia californica subsp. floribunda Mitch Provance 1998-6-10 634 Riverside City of Riverside: east side of Pachappa Hill, as acessed from where panorama road crosses the 91 freeway 305 Comment
  CAS-BOT-BC341100  Scutellaria mexicana R. F. Hoover 1966-10-15 10176 Riverside Bighorn Drive, San Jacinto Mts. Comment
  UCR35332  Scutellaria siphocampyloides L. B. Ziegler 1967-7-26 196 Riverside San Jacinto Mtns, Thomas Mountain 2058 Comment
  SBBG92462  Sedum spathulifolium B. Pitzer, S. Myers, J. Wilkinson, T. Glenn 1986-6-22 637 Riverside NE of Banning, E branch of Millard Cyn, along trail to Kitching Pk Comment
  RSA0042605  Sedum spathulifolium John F. Emmel 1984-5-2 896 Riverside San Jacinto Mts.; along South Fork San Jacinto River, 0.1 to 0.2 air mile W. of the trail crossing of the river. 1121 Comment
  CAS-BOT-BC69808  Selaginella bigelovii Marcus E. Jones 1926-2-15 s.n. Riverside Whitewater. Comment
  RSA612910  Selaginella bigelovii Louis Cutter Wheeler 1931-10-2 177 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 914 Comment
  RSA717616  Selaginella bigelovii Scott D. White 2006-4-27 11305 Riverside Santa Rosa Hills, S. of Hemet. 549 Comment
  UCR97248  Selaginella bigelovii Scott D. White 1997-2-28 4715 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  CAS-BOT-BC5678  Selaginella eremophila Ivan Murray Johnston 1917-4-4 1047 Riverside Palm Canyon Comment
  POM15176  Senecio mohavensis Mary F. Spencer 1922-3-27 1926 Riverside Shavers Canyon. Mecca, Colorado Desert. Comment
  RSA719248  Senecio mohavensis Michael Honer, Lincoln Hulse 2004-4-3 1903 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
Read comments Jun 8 2016
  RSA779698  Senecio mohavensis Duncan S. Bell 2010-4-2 724 Riverside Arica Mountains: east side of mountain range, approximatel