Search Results — 2000 specimen records retrieved (1899 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA518562  Abies concolor F. C. Vasek 1976-7-4 760704 -5 Riverside San Jacinto Mountains, Pine Cove. 1829 Comment
  CSUSB1083  Abronia villosa Heather Hanson 1966-5-12 s.n. Riverside found in field 50 yards south of roadside. Highway 74 from Hemet to Idyllwild. 609 Comment
  RSA0012147  Abronia villosa var. aurita Mark A. Elvin, Julie M. Vanderwier 2002-5-16 2052 Riverside Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  RSA33621  Abronia villosa var. aurita Robert L. Rutherford 1944-7-15 1592 Riverside Palms to Pines Highway. 1463 Comment
  RSA121731  Acacia greggii var. arizonica H. S. Yates 1937-6-27 6727 Riverside Mouth of Deep Canyon. 305 Comment
  UCSB6737  Acamptopappus sphaerocephalus Krogen, Roger 1957-1 Riverside Whitewater Canyon 2 mi. N of Hwy 60-70 near Whitewater P.O. Comment
  POM308627  Acamptopappus sphaerocephalus var. sphaerocephalus Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3222 Riverside Near Indio. Comment
  JEPS36918  Achillea millefolium Carl V. Meyer 1928-7-30 572 Riverside Saunder's Meadow; San Jacinto Mtns., Saunder's Meadow Comment
  UC891013  Achillea millefolium P. A. Munz 1922-6-24 5794 Riverside on wet banks of Pepe Creek Hemet Valley; San Jacinto Mts 1463 Comment
Read comments
Mar 25 2011
  CAS-BOT-BC218716  Achnatherum coronatum Steve Boyd; Aydee Virgen 2004-4-13 10868 Riverside San Mateo Canyon, midway between confluence with Los alamos Canyon and Tenaja Canyon, Peninsular Ranges, Santa Ana Mountains region Comment
  RSA263721  Achnatherum coronatum E. W. Lathrop 1966-5-26 6341 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA346258  Achnatherum hymenoides R. F. Thorne, WA Tilforth, L. Schultz, R. K. Benjamin, J. Hogge 1980-4-16 54056 Riverside Along Whitewater River, E of bridge and levee Comment
  JOTR30890  Achnatherum parishii La Doux, Tasha, E. Babich, N. Pietrasiak 2008-4-21 2095 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north end of East Deception Canyon 1446 Comment
  CLARK-A1528-914  Achyronychia cooperi Charlotte Stocks 1963-3-31 Riverside Coachella Comment
  RSA797564  Achyronychia cooperi Baker, Michelle Cloud-Hughes 2011-12-18 17501 Riverside 67km WNW of Blythe, 17km west of Palen Pass, 27km NNE of Desert Center 175 Comment
  SD227785  Achyronychia cooperi Scott D. White, Pam Devries 1998-2-9 6080 Riverside La Quinta/Palm Desert area: Whitewater River Channel at and near Miles Ave. crossing. 17 Comment
  SD224959  Acmispon argophyllus Scott D. White 1996-3-16 3824 Riverside Lakeview Mts, N of Winchester, at Maze Stone Picnic Area. Comment
  CAS-BOT-BC204877  Acmispon argyraeus var. argyraeus Philip A. Munz 1937-5-30 15136 Riverside Santa Rosa Peak 2407 Comment
  CAS-BOT-BC204878  Acmispon argyraeus var. argyraeus Philip A. Munz 1937-5-29 15155 Riverside Deep Canyon, Santa Rosa Mts. 1066 Comment
  RSA0125289  Acmispon maritimus var. brevivexillus Duncan S. Bell 2016-3-4 8794 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA0117927  Acmispon rigidus Sarah J. J. De Groot, Cheryl Sevilla 2016-3-15 7635 Riverside Santa Rosa Mountains: along Dunn Road between Haystack and Asbestos Mountains; southwest of Palm Desert, northeast of Potrero Spring, between Palm and Deep Canyons. 1231 Comment
  SD187404  Acmispon strigosus Scott D. White, Angelia Carey 2004-4-16 10174 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  SJSU10327  Acmispon strigosus B. A. Summers 1958-4-8 Riverside Alejo Rd 0.5 mi S of Palm Springs Comment
Read comments
Apr 17 2011
  UCR245229  Acmispon strigosus Jim Andre 2012-3-19 21317 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  RSA0043068  Adenophyllum porophylloides Duncan S. Bell, LeRoy Gross 2014-3-20 6264 Riverside Orocopia Mountains; north section of range; 2.75 air miles southwest of Hayfields Lake. 511 Comment
  UCR155301  Adenostoma fasciculatum A. C. Sanders 2005-5-4 29850 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR175074  Adenostoma fasciculatum Teresa Nieto 2005-5-26 25 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR30527  Adenostoma fasciculatum John C. Roos 1952-5-26 5722 Riverside Haas' Ranch, Reche Canyon 457 Comment
  RSA390501  Adenostoma fasciculatum var. fasciculatum M. M. Thompson 1947-6-9 C 2078 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  RSA589088  Adenostoma sparsifolium D. L. Banks, Steve D. Boyd 1995-10-17 799 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  CLARK-A1528-3539  Adiantum jordanii John C. Roos 1952-2-29 5363 Riverside Reche Canyon 457 Comment
  UC1080338  Agave deserti E. K. Balls and P. C. Everett 1957-8-20 22671 Riverside 6.6. mi sw Palm Village (along State Hwy 74, jct with Hwy 111) 502 Comment
  UC4152  Agave deserti H. M. Hall Jun 1901 2117 Riverside e base San Jacinto Mountains (along the borders of the Colorado Desert); Colorado Desert Comment
  RSA740791  Agrostis stolonifera Scott D. White, Justin M. Wood 2008-7-9 12419 Riverside Johnson Meadow 1415 Comment
  UCR207357  Alchemilla occidentalis O. F. Clarke 1997-3-8 s.n. Riverside Peninsular Range, Box Springs Mtns., east edge of Riverside, along Box Springs Mtn. Rd. 668 Comment
  UCR102740  Allionia incarnata B. G. Pitzer 1998-2-1 3437 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, alluvial fan on north side of lakebed, from paved road down to lakebed 427 Comment
  UCR239205  Allium campanulatum Steven R. Hill 2001-4-29 33524 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  UCSB18432  Allium fimbriatum Smalley, G. 1964-5-10 Riverside Pinyon Flats Campground, State Highway 74 1249 Comment
  JEPS61528  Allium haematochiton W. L. Jepson 1927-4-11 11719 Riverside near Banning (Beaumont); Beaumont Comment
  SD247269  Allium marvinii Jeff B. Galvin, Diane Menuz May 2009 89 Riverside San Jacinto Mountains foothills: Northwest foothills of San Jacinto Mountains foothills. North of Soboba Road off Poppet Falts Truck trail. 815 Comment
  POM230635  Allium munzii I. W. Clokey, B. C. Templeton, C. B. Clokey 1930-4-15 4621 Riverside Gavilan Peak. 600 Comment
  RSA479529  Allium munzii Steve Boyd, Walter Wisura 1987-4-29 2071 Riverside Gavilan Hills, south of Ida-Leona Road, south of Harford Springs County Park 640 Comment
  RSA747571  Allium munzii Michael Honer 2003-4-11 1822 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. Appx. 600 m NE and downslope of peak 2349 . 640 Comment
  RSA770516  Allium munzii S. Mashayekhi, Steve Boyd, M. Biabani 2008-4-15 SM 012 Riverside East of Elsinore Peak, on clay hill. Comment
  SJSU7104  Allium munzii N. D. Addy 1962-4-16 Riverside by Railroad Canyon Rd c. 4-5 mi E of Elsinore 396 Comment
  UCR142192  Allium munzii June Latting 1979-5-4 s.n. Riverside Gavilan Hills, Harford Springs County Park 610 Comment
  CAS-BOT-BC475414  Allium praecox Steve Boyd 1986-4-2 1625 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 640 Comment
  RSA556518  Allium praecox Julie Greene 1993-4-10 1130 Riverside San Jacinto Wildlife Area: Lower North facing slope with granitic outcrops. El Casco 7.5 USGS Quad. R2W, T3S, Center of the SW/4 of Section 29. 475 Comment
  RSA734227  Allium praecox Keith E. Hoffmaster 1934-4-8 144 Riverside Santa Ana Mts. Comment
  RSA19172  Allophyllum glutinosum P. A. Munz 1923-6-14 7115 Riverside Glen Ivy Trail to Santiago Peak. 1159 Comment
  RSA741575  Allophyllum glutinosum Scott D. White, Justin M. Wood 2008-6-17 12171 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  HSC92614  Amaranthus albus J. J. Jimenez-Osornio 1986-11-6 1 Riverside Corona 186 Comment
  JOTR35163  Amaranthus albus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3270 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
  JOTR35165  Amaranthus albus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3270 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
  CLARK-A1528-1393  Amaranthus californicus John C. Roos 1937-8-19 2020 Riverside San Jacinto Mountains Comment
  JOTR30834  Amaranthus fimbriatus Andre, Jim, Tasha La Doux 2008-9-16 10706 Riverside Joshua Tree National Park. JTNP; NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad. Near 34 00.534' N 116 03.098' W 1327 Comment
  SEINET10389835  Amaranthus fimbriatus A. C. Sanders, Jim Malusa 2015-9-10 41862 Riverside Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  RSA660912  Amaranthus palmeri Mitch Provance 1998-6-20 711 Riverside Jurupa Mountains: Glen Avon Heights, on the N side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  UCR77760  Ambrosia acanthicarpa Steve Boyd 1991-9-8 6427 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  HSC79252  Ambrosia dumosa G. K. Helmkamp 1984-5-2 - 17 Riverside Big Morongo Canyon, 3-3.5 mi. below the caretaker's house at the Big Morongo Preserve, Little San Bernardino Mtns. 550 Comment
  UC218034  Ambrosia dumosa P. A. Munz, D. Keck 1922-4-13 4934 Riverside slope of Aushurtz Canyon; Colorado Desert, Eagle Mts. 274 Comment
  UCD128795  Ambrosia dumosa Geoffrey Levin 1975-4-5 475 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mountains. 30 Comment
  UCR20775  Ambrosia dumosa A. C. Sanders, Steve Boyd, J. Zabriskie 1980-4-17 01313 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR263655  Ambrosia dumosa David Fraker, Aaron C. Sedgwick 2012-3-22 021 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  UCR124140  Ambrosia psilostachya Steve Boyd, T. S. Ross 1989-8-28 3805 Riverside Peninsular Range, Vail Lake area, Temecula Creek at confluence w/ the lake & adjacent sedimentary hills to the east. 488 Comment
  CAS-BOT-BC273032  Ambrosia salsola Aven Nelson; Ruth Nelson 1939-3-22 3220 Riverside Near Palm Springs Comment
  RSA0035509  Ambrosia salsola var. pentalepis Deidre Conocchioli, Duncan S. Bell 2014-3-18 261 Riverside In the Orocopia Mountains 11.6 miles NE of the Salton Sea. 1.9 miles N of the Salt Creek drainage; 0.2 miles SW of Gucci Spring. 390 Comment
  SEINET10797878  Ambrosia salsola var. pentalepis David B. Dunn 1948-2-21 Dunn 3656 Riverside Found in wash. Pushawalla Canyon, Indio Hills of the Colorado Desert; west of Indio. Comment
  JOTR32964  Amelanchier utahensis La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2715 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UCR277746  Ammannia coccinea Mitch Provance 2011-7-29 17035 Riverside Santa Ana River Valley, Santa Ana River Wash, area between Market St. and the 60 Freeway 244 Comment
  UCR110411  Ammannia robusta A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23176 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  LA204916  Amorpha californica var. californica W. Pequegnat; 1938-6-15 sn Riverside Santa Ana Mountains, Barberry Flat, on Bedford Rd Comment
  RSA787989  Amorpha californica var. californica Linda M. Prince, Duncan S. Bell 2009-6-17 571 Riverside Cleveland National Forest. Roadside. Comment
  CAS-BOT-BC177261  Amorpha fruticosa H. M. Hall 1900-5-15 s.n. Riverside Reche [Canon] Canyon 457 Comment
  CHSC89889  Amorpha fruticosa L. P. Janeway 2004-5-8 8065 Riverside Peninsular Ranges. Santa Ana Mountains, San Mateo Canyon; along the creek 150 m south-southwest of the Tenaja Trail trailhead at Wildomar Road. 384 Comment
  RSA499969  Amsinckia intermedia N. C. Cooper 1944-4-23 1112 Riverside Banning 701 Comment
  SD133163  Amsinckia intermedia Scott White 1991-3-22 Riverside Los Alamos Road, ca. 2 miles west of I-215 exit, by road; just east of the city of Murrieta 365 Comment
  UCR250885  Amsinckia intermedia S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1049 Riverside Lakeview Mountains, along powerline access road 0.5 mi. NE of intersection of Contour Ave. & Truffaut Dr, c. 1 mi. NE of Juniper Flats Rd. 628 Comment
  UCR172614  Amsinckia retrorsa A. C. Sanders, John F. Green 2006-5-18 32370 Riverside Temecula/Murrieta Region, SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, south of intersection of Chandler and Suzi Rds. and south of Murrieta Hot Springs Rd., side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow 366 Comment
  UC1026576  Ancistrocarphus filagineus John and Lucille Roos 1954-5-11 6118 Riverside Reche Canyon 609 Comment
  IRVC3691  Angelica tomentosa R. H. Whittaker, W. A. Niering 1963-6-6 SJ 229 Riverside San Jacinto Ridge Road; above San Jacinto Creek. Peninsular Ranges, San Jacinto Mountains 1524 Comment
  UC489207  Antennaria rosea C. V. Meyer 1928-7-27 556 Riverside Tamarack Valley San Jacinto Mt., Tamarack Valley 2834 Comment
  UCR89925  Anthemis cotula 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
  RSA0125290  Antirrhinum coulterianum Duncan S. Bell 2016-3-3 8776 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  RSA508012  Antirrhinum coulterianum Steve D. Boyd 1988-5-28 2296 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA673633  Antirrhinum coulterianum Scott D. White, Tasha La Doux 2000-4-20 7700 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  RSA78284  Antirrhinum coulterianum Philip A. Munz, E. K. Balls 1952-8-21 17971 Riverside Vandeventer Flats, SE end of San Jacinto Mtns. 1402 Comment
  UC284974  Antirrhinum coulterianum P. A. Munz 1923-6-14 7106 Riverside trail from Glen Ivy to Santiago Peak; Santa Ana Mts. 914 Comment
Read comments
Apr 1 2013
  UCR155052  Antirrhinum coulterianum Jason L. Hlebakos 2005-5-30 825 Riverside Peninsular Range, Durasno Valley, SE of Coahuilla Indian Reservation, c. 11 mi east of Bonnie Road, and c. 6 mi SSW of Anza 1402 Comment
  JOTR28916  Antirrhinum filipes La Doux, Tasha 2005-2-7 1152 Riverside Joshua Tree National Park. Eagle Mountains; south facing slopes north of Hayfield Dry Lake 553 Comment
  RSA675023  Antirrhinum nuttallianum Scott D. White, Tasha La Doux 2000-4-20 7687 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  UCR281205  Antirrhinum nuttallianum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417- 45 Riverside Perris-Aguanga Basin, Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln., 0.2 miles W of Murrieta Rd. 518 Comment
  POM229794  Arabis perennans P. A. Munz 1937-5-30 15137 Riverside Santa Rosa Peak. 2409 Comment
  UCR110993  Arabis perennans George K. Helmkamp 1998-6-27 4112 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  RSA66762  Arabis pulchra F. W. Peirson 1941-4-9 13077 Riverside Open desert among shrubs; Pinto Basin road at junction with road to Cottonwood Springs. Comment
  CAS-BOT-BC410045  Arceuthobium campylopodum Mary F. Spencer 1919-6-25 s.n. Riverside San Jacinto Mountains 1676 Comment
  CAS-BOT-BC410047  Arceuthobium campylopodum Louis C. Wheeler 1931-10-4 242 Riverside Strawberry Valley, San Jacinto Mountains 1584 Comment
  CAS-BOT-BC410048  Arceuthobium campylopodum Geo. B. Grant July 01 1113 Riverside San Jacinto Mountains Comment
  SEINET6630449  Arceuthobium campylopodum N. Cooper 1944-7-16 1547 Riverside San Jacinto Mountians. Pine Cove 1524 Comment
  RSA629137  Arctostaphylos Jon E. Keeley 1992-7-16 16576 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  UCR54263  Arctostaphylos A. C. Sanders, E. J. Lawlor 1988-10-22 8731 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  RSA629389  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19510 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  RSA629362  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, Tim Ross 1992-5-4 7180 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA629427  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16843 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  POM254924  Arctostaphylos glandulosa subsp. zacaensis W. Pequegnat 1940-4-12 s.n. Riverside Main Divide Road, east of Los Pinos Peak, Santa Ana Mts. Comment
  UC922081  Arctostaphylos glandulosa subsp. zacaensis Frank W. Gould 1943-4-18 2134 Riverside mt. slopes 8 mi e Idlewild Comment
Read comments
Sep 29 2011
  RSA604867  Arctostaphylos glauca Scott D. White 1995-12-24 3801 Riverside Lakeview Mts. About 7 road miles SE of Davis Rd./Ramona Expwy. intersection. 671 Comment
  RSA631724  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19287 Riverside Highway 79, at Radec. 580 Comment
  RSA631840  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16503 Riverside Hills around Indian Oaks Ranch, east of Lake Skinner. 500 Comment
  UCR278096  Arctostaphylos glauca A. C. Sanders, Amy Litt, Yi Huang 2017-2-1 42679 Riverside Peninsular Range; San Jacinto Mountains, north side of Hwy 74 at McGaugh Rd., west slope of the mountains below Mountain Center 1316 Comment
  RSA5600  Arctostaphylos glauca var. eremicola C. B. Wolf 1932-10-12 4294 Riverside Above Pinyon Well, Little San Bernardino Mts. 1220 Comment
  RSA633678  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20123 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633696  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21756 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA0054854  Arctostaphylos patula Anonymous 1938-5-26 s.n. Riverside Hurkey Creek. Comment
  CAS-BOT-BC44328  Arctostaphylos pringlei subsp. drupacea C. B. Wolf 1931-5-11 1948 Riverside Rocky ridges near Pipe Creek, above Hemet Valley, San Jacinto Mts. 1676 Comment
  LA42429  Arctostaphylos pringlei subsp. drupacea Elizabeth McClintock; 1938-5-15 sn Riverside San Jacinto Mountains, Idyllwild Grade Comment
  SEINET7266493  Arctostaphylos pringlei subsp. drupacea I. W. Clokey, E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek 1500 Comment
  RSA50292  Arctostaphylos pungens E. K. Balls 1949-5-4 13485 Riverside 0.5 mile south of Vista Grande Ranger Station, San Jacinto Mts. 1494 Comment
  RSA635780  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16733 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA635791  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16592 Riverside Standley Rd., south of Red Mtn. Rd., 8.5 km east of R3. 900 Comment
  UCD53750  Arctostaphylos pungens John Thomas Howell 1960-3-24 35149 Riverside Keene Camp Summit; Pines to Palms Hwy.; San Jacinto Mts. 1493 Comment
  SD185195  Arctostaphylos rainbowensis S. J. Myers 1993-1-22 Riverside Santa Rosa Plateau, southwest of Mesa de Colorado, Carancho Road at Tortuga Rd. 366 Comment
  RSA434323  Argemone D. A. Young 1969-3-28 P- 309 Riverside End of Hayfield Rd., S. of interstte Highway 10 (US 60) 305 Comment
  RSA0045241  Argemone intermedia W. Marquart 1938-3-12 s.n. Riverside Ten mi. west of Desert Center. Comment
  CLARK-A1528-3405  Argemone munita John C. Roos, Lucille Roos 1952-5-19 5693 Riverside 518 Comment
  UC488976  Argemone munita C. V. Meyer 1927-6-1 208 Riverside San Jacinto Mountains, Foot of Idyllwild Grade Foot of Idyllwild Grade; San Jacinto Mountains, Foot of Idyllwild Grade 762 Comment
  UCR41215  Argemone munita N. M. Fellows, A. C. Sanders 1985-4-9 136 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  RSA736796  Argemone munita subsp. munita Scott D. White, Angelia Carey 2004-7-2 10568 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  CAS-BOT-BC202500  Argythamnia serrata Lewis S. Rose 1935-12-23 35690 Riverside Above Deep Canyon, San Jacinto Mts. Comment
  RSA675739  Aristida adscensionis Scott D. White, W. LaHaye 2001-4-28 8431 Riverside Colorado Desert: Coachella Valley, east of Dillon Road, ca. 6 road miles north of the I-10 Freeway. 137 Comment
  RSA786536  Aristida adscensionis C. P. Cowan 1978-4-23 1225 Riverside 12.1 mi (19.2 km) S on Hwy 74 from jct with Hwy 111 at Indian Wells. Whittaker transect no.W-220 (voucher). 950 Comment
  POM1093  Aristida adscensionis var. modesta I. M. Johnston 1918-4-27 1861 Riverside Temescal Canon (Between Elsinore and Corona) 366 Comment
  UCR112019  Aristida purpurea var. nealleyi A. C. Sanders, E. J. Lawlor 1992-4-4 12119 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR58440  Aristida purpurea var. nealleyi A. C. Sanders 1989-9-20 9513 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range: Tabaseca Tank, in the extreme northern end of the Chocolate Mountains 610 Comment
  RSA595264  Aristida ternipes var. gentilis D. L. Banks, Dylan Hannon 1996-5-3 984 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a xeric W facing slope, approximately 350 m SE of the Helipad at the upper camp sites. 539 Comment
  RSA650458  Artemisia californica C. J. Humphrey, Herbery Humphrey 1936-6-7 395 Riverside In foothills 18 miles East of Riverside. 548 Comment
Read comments
Dec 15 2011
  RSA795117  Artemisia californica A. C. Sanders 2010-11-18 38692 Riverside Eastern edge of Corona, north end of 'radio tower' ridge, 1.85 mi. NNE (25 deg.) of El Cerrito, 1 mi. SSE (143 deg.) of Home Gardens, just east of large rock quarry. 399 Comment
  SEINET7048062  Artemisia californica Steven R. Hill 2001-4-29 33539 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
  UCR113186  Artemisia californica A. C. Sanders 1998-1-15 21638 Riverside Lake Skinner area, rocky knob (2527 ft.) along dirt road toward Crown Valley, NE of Black Mtn. 762 Comment
  CLARK-A1528-154  Artemisia douglasiana John C. Roos 1951-9-25 5281 Riverside Riverside 259 Comment
  RSA520550  Artemisia douglasiana Steve Boyd, David E. Bramlet 1988-10-8 2883 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  HSC101294  Artemisia dracunculus A. C. Sanders, D. L. Sanders 2010-11-28 38700 Riverside Peninsular Range; NW Gavilan Hills: Angel Canyon Falls, above Home Gardens at the western edge of Riverside, 4.8 km NW (303 deg. ) of Lake Mathews dam, above intersection of Lincoln St. & Indiana Ave 232 Comment
  RSA502201  Artemisia dracunculus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3708 Riverside Vail Lake area, sandy wash draining into Wilson Creek at E end of lake. Comment
  UC1119375  Artemisia dracunculus A. Lewis 1934-5-1 448 Riverside n of Elsinore; Elsinore Quadrangle Comment
  UCD129239  Artemisia dracunculus Steve Myers 1988-6-30 s.n. Riverside Murrieta area, between Highway I-15 and Jackson Street, around 0.5 mile southeast of Inland Valley Medical Center, near Clinton Keith Road. Comment
  UCR21159  Artemisia dracunculus 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
  SEINET269257  Artemisia ludoviciana M. A. Patten, S. J. Myers 1993-8-20 Riverside Along Tahquitz Creek and in neighboring creosote scrub behind the debris basin dam in Palm Springs 183 Comment
  POM6098  Artemisia ludoviciana subsp. albula I. M. Johnston 1918-4-3 1847 Riverside San Jacinto Canyon. (Oak Cliff). 686 Comment
  POM3580  Asclepias californica Robinson, Crocker 1916-3-28 s.n. Riverside Santa Ana Mountains: Comment
  POM3649  Asclepias californica I. M. Johnston 1918-5-30 s.n. Riverside Temescal Canyon 365 Comment
  RSA401651D  Asclepias californica E. Crow 1929-4-21 335 Riverside North of Alberhill Comment
  POM12425  Asclepias eriocarpa P. A. Munz 1922-9-5 6369 Riverside Fern Valley. Ocassioanl under pines 1982 Comment
  SD245239  Asclepias eriocarpa R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49540 Riverside Santa Ana Mountainss: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso. Comment
  UC22973  Asclepias eriocarpa Geo. F. Reinhardt June 1897 Riverside San Jacinto Mountains Comment
  UC111250  Asclepias fascicularis H. M. Hall 1897-6-19 666 Riverside Kenworthy San Jacinto Mt. 1371 Comment
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Mar 25 2011
  OBI35669  Asclepias subulata Louis B. Ziegler 1967-4-15 125 Riverside Coachella Valley 30 Comment
  IRVC12864  Asparagus officinalis Steve Stadler 1966-3-26 032666 44 Riverside Found along the Gagu Canal .2 miles North of Blaine Street. 305 Comment
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Sep 29 2011
  SEINET13276755 Image available Asparagus officinalis Mitch Provance 2012-1 196 -08 Riverside San Bernardino Valley: Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave (Riverside 7.5' Q.) 226 Comment
  UCR34105  Asparagus officinalis Lance F. Howard 1984-5-28 37 Riverside San Bernardino Valley Region, Riverside, Fairmount Park, 40 m from Dexter Street, west of Lake Evans, 5 m from the maintenance road 239 Comment
  POM11737  Aspidotis californica P. A. Munz, I. M. Johnston 1922-5-19 5334 Riverside 5 miles NE of Murrieta 518 Comment
  CAS-BOT-BC177462  Astragalus aridus Roxana S. Ferris 1953-3-9 12599 Riverside Near junction of U.S. 60 & 70 with Desert Hot Springs road Comment
  RSA748374  Astragalus aridus Justin M. Wood 2009-3-26 408 Riverside Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  RSA0009601  Astragalus aridus Marcus E. Jones 1906-4-27 s.n Riverside Indio. Comment
  UCSB3511  Astragalus bernardinus Krogen, Roger 1957-1 Riverside Along Hwy. 195, 8 mi. W of junction of Hwys 60-70 and 195 Comment
  RSA0025521  Astragalus bernardinus John F. Emmel 1986-4-12 996 Riverside Little San Bernardino Mtns: upper Berdoo Canyon. Locality also includes Quarter S 1/2. Section 31, Township 3S, Range 9E. 1372 Comment
  JEPS44388  Astragalus bicristatus Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4268 Riverside ca 20 mi due w of n end Salton Sea (ne of Toro Peak, Santa Rosa Mountains); Santa Rosa Mountains, w of Salton Sea, ne of Toro Peak Comment
  CLARK-A1656-621  Astragalus coccineus Lois Ann Scott 1978-5-6 Riverside San Jacinto Mountains 1219 Comment
  RSA415430  Astragalus coccineus Martha Hilend 1928-1-31 s.n Riverside N.W. of Pinto Basin, Colorado desert. Above new El Dorado mine. Comment
  UCD104690  Astragalus crotalariae David S. Verity; Jane Turner, Francis M. Ball 1964-2-15 SK and F 1366 Riverside E side Salton Sea ca. 1 mile N of Imperial Co. line. Comment
  CAS-BOT-BC182590  Astragalus didymocarpus var. dispermus P. A. Munz 1922-4-29 5096 Riverside Dripping Spring, near Temecula Creek 518 Comment
  RSA0019472  Astragalus didymocarpus var. dispermus Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24393 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  RSA0043135  Astragalus didymocarpus var. obispoensis P. A. Munz 1922-4-29 5096 Riverside Dripping Springs, near Temecula Creek 518 Comment
  SBBG87357  Astragalus douglasii D. Charlton 1988-5-21 1918 Riverside Thomas Mtn Rd from N to S, W of Garner Valley and S of Lake Hemet on Hwy 74 1524 Comment
  UCSB37855  Astragalus douglasii Sanders, A. 1980-7-18 Riverside Thomas Mountain; Thomas Mtn. campground to the summit at the lookout; T6S, R3E, W1/2, Sec.28 2072 Comment
  RSA775122  Astragalus douglasii var. douglasii Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5025 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
  UCR130223  Astragalus douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 1998-6-27 4120 Riverside Santa Rosa Mountains., Santa Rosa Mountain Road, 5.8 miles southeast of Calif. Hwy 74 1799 Comment
  RSA415494  Astragalus douglasii var. parishii Robert Gustafson 1985-5-20 3117 Riverside San Jacinto Mtns., R-1, between Lake Fulmar and Allandale Comment
  SD111917  Astragalus douglasii var. parishii Barbara Ertter, Jeffrey Strachan 1980-5-21 3484 Riverside Santa Rosa Mountain road, ca. 2.0 miles south of Highway 74, rivulets on southeast slope. 1584 Comment
  RSA500098  Astragalus gambelianus Steve Boyd 1989-4-2 3212 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  RSA781247  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37394 Riverside 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 134 Comment
  POM1694  Astragalus lentiginosus var. coachellae I. M. Johnston 1917-4-4 1065 Riverside Whitewater. Comment
  UC1929755  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside COACHELLA VALLEY: Palm Springs. Northeast corner of 30th Ave. and Devall St. Comment
  UCR182558  Astragalus lentiginosus var. coachellae Linda Archer 2006-5-3 s.n. Riverside Sonoran (Colorado) Desert; Coachella Valley, SW edge of Desert Hot Springs, east of Morongo Wash 293 Comment
  SEINET2060082 Image available Astragalus lentiginosus var. variabilis P. Leary 1975-2-16 934 Riverside S of Pinto Mountain, Joshua Tree National Monument. 518 Comment
  RSA606086  Astragalus palmeri R. S. Woglum 1941-5-14 3056 Riverside Peninsular Ranges / Sonoran Desert transition: Horse Canyon, off Coyote Canyon. Comment
  UC987815  Astragalus palmeri Reid Moran 1941-5-4 837 Riverside e Quail Spring (Joshua Tree National Monument); , e of Quail Spring 1300 Comment
  SEINET3132645  Astragalus pomonensis R. W. Spellenberg, D. Jackson 1972-5-19 2821 Riverside Road to Teneja Guard Station, 8.0 mi SE of station, 7.6 mi NW of Murieta Comment
  UCR158332  Astragalus pomonensis A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30057 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
  UCR180592  Astragalus pomonensis Scott D. White, Angelia Carey 2004-4-5 9979 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  POM13917  Astragalus sabulonum P. A. Munz 1922-4-8 4739 Riverside Mecca, Colorado desert. -30 Comment
  POM1738  Astragalus trichopodus var. lonchus L. T. Street 1917-5-15 s.n Riverside Elsinore. Comment
  JEPS35951  Atrichoseris platyphylla W. L. Jepson 1927-4-12 11660 Riverside Painted Canyon Mecca Hills, Painted Canyon Comment
  SBBG46705  Atrichoseris platyphylla Leota Davidson 1966-4-5 224 Riverside E of intersection at Wiley Well, Chuckwalla Mtns Comment
  RSA452696  Atriplex argentea N. C. Cooper 1943-10-9 955 Riverside Hemet. 305 Comment
  RSA557354  Atriplex argentea Julie Greene 1993-6-11 1368 Riverside North of new pond. 441 Comment
  UCR213892  Atriplex argentea var. mohavensis Scott D. White 2009-8-10 13354 Riverside Temecula Valley, city of Temecula, west bank of Murrieta Creek, c. 0.5 mi north and south of the Main Street Bridge 306 Comment
  UC1366101  Atriplex canescens K. R. Montgomery 1969-9-7 69 -31 Riverside 18 mi s Hemet (1.5 mi e of Riverside Co. Hgwy 3, on Wilson Valley Road); s of Hemet Comment
  UCR199698  Atriplex canescens Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10685 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  SJSU5681  Atriplex canescens var. linearis Lewis S. Rose 1966-12-11 66096 Riverside Palm Springs 152 Comment
  RSA736290  Atriplex coronata var. notatior Scott D. White, Justin Wood 2008-5-27 12029 Riverside North bound I-215 freeway corridor, S of San Jacinto River crossing. 431 Comment
  UCR182507  Atriplex coronata var. notatior Mitch Provance 2005-5-17 6594 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
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Jan 6 2008
  UCR191544  Atriplex coronata var. notatior A. C. Sanders 2008-4-15 34891 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 383 Comment
  UCR70525  Atriplex coronata var. notatior D. E. Bramlet 1991-6-1 2184 Riverside San Jacinto Valley, San Jacinto River, c. 1.6 km west of Nuevo & 100 m north of end of 13th St.; about 8 m east of the river in a swale adjacent to the levee 473 Comment
  UCD169500  Atriplex elegans var. elegans A. C. Sanders; John F. Green 2012-6-25 40307 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon near I-15 crossing of Temescal Canyon Rd. and Temescal Creek, c. 2.6 km SE of Lee (Corona) Lake. 361 Comment
  RSA478277  Atriplex lentiformis H. de Forest, Jack Remple 1932-10-23 s.n. Riverside Mecca Comment
  RSA778411  Atriplex polycarpa Stephanie Rockwood, Christi Gabriel 2011-10-5 57 Riverside Corn Springs Campground. Corn Springs exit from I10. Chuckwalla Mountains Wilderness. 497 Comment
  SD87784  Atriplex polycarpa Frank W. Peirson 1927-11-25 7678 Riverside 1000-Palm Canyon. 120 Comment
  RSA653333  Atriplex serenana Mitch Provance 2000-9-28 2266 Riverside Riverside: N side fo Latham St., about 1/8 mile W of intersection with Keats Dr., 34 deg 00' 12.2'' N, 117 deg 21' 55.4'' W. 245 Comment
  SD122871  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golfcourse. Comment
  RSA609954  Atriplex serenana var. davidsonii D. Bramlet 1995-6-21 2442 Riverside San Jacinto Wildlife Area, Lovell Unit; 1.4 km E of Davis Road and 152 m S of the existing access road; 579 m N of the San Jacinto River channel. 43 Comment
  UCR110401  Atriplex suberecta A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23184 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
  UCR112389  Atriplex suberecta A. C. Sanders, K. C. Rose 1998-5-21 21854 Riverside Hemet, Alkaline flats west of town, east of the canal, south of Hwy 74 (Florida) and c. 1/4 mi. west of Warren Rd. 457 Comment
  RSA557311  Atriplex suberecta Julie Greene, Steve Boyd, D. Bramlet, H. Flores, H. Ochoterana 1993-7-9 1411 Riverside San Jacinto Wildlife Area. 433 Comment
  RSA772130  Avena barbata Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4867 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
  UCR158254  Avena fatua A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30114 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
  CAS-BOT-BC213223  Ayenia compacta Annie M. Alexander; Louise Kellogg 1941-5-26 2236 Riverside Monsen Canyon, north of Shaver Summit 792 Comment
  POM12202  Azolla filiculoides Philip A. Munz 1922-4-29 5095 Riverside Dripping Springs, near Temecula Creek 518 Comment
  CAS-BOT-BC98786  Baccharis brachyphylla Edmund C. Jaeger 1938-11-10 s.n. Riverside South base of Chuckwalla Mts. 274 Comment
  RSA431203  Baccharis brachyphylla J. C. Roos 1958-9-27 s.n. Riverside Carrizo Creek near Black Hhill, Santa Rosa Mtns 915 Comment
  SD9147  Baccharis glutinosa C. R. Orcutt Nov 1883 Riverside Riverside Comment
  RSA296140  Baccharis salicifolia B. A. Prigge 1980-8-5 3885 Riverside Whitewater canyon: 1.1 miles N of Interstate 10. 473 Comment
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Jan 14 2010
  UCR174146  Baccharis salicifolia A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32580 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
  UCR241407  Baccharis salicifolia T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7447 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  CLARK-A1656-809  Baccharis sergiloides Theo Glenn 1982-9-25 Riverside Snow Creek Comment
  POM183880  Baccharis sergiloides Philip A. Munz 1932-10-16 12843 Riverside Road from Deep Canyon to Vanderventer Flat, Santa Rosa Mts. 1067 Comment
  POM184191  Baccharis sergiloides M. French Gilman 1932-11-30 s.n. Riverside Whitewater Point. Comment
  CLARK-A1528-1085  Baccharis viminea Cameron Duncan 1966-3-27 Riverside Woodcrest 548 Comment
  PASA2175  Baeria chrysostoma var. gracilis Frank W. Peirson 1922-4-29 Riverside Lake Elsinore 374 Comment
  RSA442010  Bahiopsis parishii Ora M. Clark 1929-3-16 1719 Riverside N. of Whitewater, Colorado. Comment
  CLARK-A1656-656  Baileya pauciradiata Lois Ann Scott 1978-2-3 Riverside Indio Hills 609 Comment
  POM29692  Baileya pauciradiata Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  POM350685  Baileya pleniradiata N. C. Cooper 1949-4-9 3326 Riverside Blythe. 81 Comment
  UCSB9967  Baileya pleniradiata Atsatt, Pete 1958-3-22 Riverside 8 miles east of Desert Center on highway 60 and 70, north side of road Comment
  UCR145574  Bassia hyssopifolia Chet McGaugh 2004-11-15 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, 1 mile south of Thermal, parcel bounded by Ave. 58 & Ave. 60 on the north and south and by Polk and Filmore on the west and east, between the airport and Whitewater River -41 Comment
  RSA189408  Bebbia juncea L. S. Rose 1966-12-14 66111 Riverside Chino Canyon, 3 mi. W of Palm Springs. 671 Comment
  RSA20294  Bebbia juncea Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9555 Riverside 1 mile below Cottonwood Springs Comment
  UCR251338  Bebbia juncea S. J. Myers 2014-5-21 1057 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  SEINET10616173  Bebbia juncea David B. Dunn, Dhogo; Schroeder, (UMO); Bruskin; A. Folsom 1948-3-13 Dunn 3740 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  CAS-BOT-BC100131  Bebbia juncea var. aspera W. L. Jepson 1912-10-22 5249 Riverside Blythe Intake, Palo Verde Valley 137 Comment
  JEPS19302  Bebbia juncea var. aspera W. L. Jepson May 17 1901-Jun 1 1901 1384 Riverside Palm Canon and return to Van Deventer's Comment
  JOTR34379  Bebbia juncea var. aspera Andre, Jim 2012-4-16 20900 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  LA203072  Bebbia juncea var. aspera Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9555 Riverside 1 mi. below Cottonwood Springs Comment
  SD5513  Bebbia juncea var. aspera Fidella G. Woodcock Jul 1928 Riverside Among rocks in stream, Palm Canyon, Palm Springs Colorado Desert (mak 7/07) Comment
  UC665555  Bebbia juncea var. aspera Annie M. Alexander and Louise Kellogg 1941-5-12 2158 Riverside road to Black Eagle Mine (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains 777 Comment
  CAS-BOT-BC75538  Berberis dictyota T. Cass 1975-4-10 1710 Riverside Santa Ana Mountains. 0.75 mile down road parallel to Brown Creek. 914 Comment
  UCR92702  Berberis dictyota A. C. Sanders, O. F. Clarke, et al. 1996-4-13 18031 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  SEINET893005  Bergia texana John C. Roos 1952-1 5730 Riverside San Jacinto river bottomland 1 mile southeast of Perris. 426 Comment
  JEPS7826  Bernardia myricifolia Rimo Bacigalupi with L. R. Heckard 1953-5-5 4075 Riverside w. slopes Deep Canyon (ca. 1/2 way betw. Santa Rosa Mts. & San Jacinto Mts., above Seven Level Hill, along Palms-to-Pines Hwy.(CA #74), bordering w. side Coachella Valley); w. Riverside Co., w. Coachella Valley, Deep Canyon 1066 Comment
  UCR66985  Bidens laevis S. J. Myers 1990-12-10 s.n. Riverside Santa Ana River Valley, Louis Rubidoux Nature Center: along the drainage that connects to the Sunnyslope channel and to the confluence with the Santa Ana River 214 Comment
  CSUSB940  Bloomeria crocea R. Thomasson 1973-5-24 Riverside Box Springs Mountains Box Springs Mountains. Big "C" turnoff, 0.6 miles from Box Springs Mountain Road. 777 Comment
  CSUSB941  Bloomeria crocea Mark Eutenier 1973-5-30 730530 4 Riverside Box Springs Road, side canyon running east-west from main canyon 50 yards north of tower and Big "C", 50 yards east of main canyon 5 feet up north facing slope. 548 Comment
  RSA367331  Bloomeria crocea var. crocea N. C. Cooper 1944-7-16 1542 Riverside San Jacinto Mtns., Pine Cove. 1677 Comment
  RSA278499  Boechera californica John F. Emmel 1977-5-15 560 Riverside Dry Creek, just west of confluence with Coldwater Creek, 1.3 air miles W. of Mountain Center. 1098 Comment
  UCR163885  Boerhavia coccinea B. G. Pitzer 2001-8-19 4338 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  SBBG92286  Boerhavia intermedia A. C. Sanders 1989-9-19 9511 Riverside 1.75 km (airline) S of Tabaseca Tank, along the wash above "Tabaseca Target"; Chocolate Mtns Aerial Gunnery Range, 680 Comment
  POM246649  Boerhavia triquetra E. C. Jaeger 1938-10-30 s.n. Riverside Granite Wells Wash, Chuckawalla Mts, Colorado Desert. 366 Comment
  RSA782142  Boerhavia wrightii Stephanie Rockwood, Christi Gabriel 2011-10-18 146 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
  UCR19697  Bothriochloa barbinodis John C. Roos 1965-6-23 s.n. Riverside Sonoran (Colorado) Desert, Lost Palms Canyon in the Eagle Mtns Comment
  UCD56822  Bothriochloa ischaemum Oscar F. Clarke 1967-7-6 C 670706 1 Riverside Adventive in Alta Fescue Pasture at Spruce St.,Riverside. Comment
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Apr 8 2009
  JOTR32106  Bouteloua barbata var. barbata Harding, Mitzi, Kipp Callahan 2012-8-27 281 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  CAS-BOT-BC95428  Bowlesia incana E. A. Zumbro 1902-4-1 s.n. Riverside Box Springs Mtn. Comment
  RSA586052  Bowlesia incana D. L. Banks, S. D. Boyd 1995-3-16 103 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 610 Comment
  UCR155167  Bowlesia incana A. C. Sanders 2005-5-4 29848 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  RSA0066318  Brassica nigra Steve Boyd, Dave Bramlet 1990-4-29 4496 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  CAS-BOT-BC36847  Brassica tournefortii Lewis S. Rose 1962-3-2 62006 Riverside La Quinta. 3 Comment
  RSA775273  Brassica tournefortii Duncan S. Bell, The Desert Survivors Organization 2011-4-8 2198 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  RSA93718  Brickellia arguta F. W. Peirson 1928-4-24 7900 Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  CDA19751  Brickellia californica H. Leach 1958-9-12 s.n. Riverside Southern California; San Jacinto Mtn. 0 Comment
  UCR100379  Brickellia californica A. C. Sanders, T. Tennant, A. Montalvo & B. Wagner 1997-11-20 21610 Riverside Lake Skinner Reserve area, Diamond Valley, canyon along Rawson Road going into hills toward Crown Valley 518 Comment
  UCR164568  Brickellia californica S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  JOTR34406  Brickellia desertorum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3093 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring area 902 Comment
  UCR89530  Brickellia incana Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Park, E side of Hexie Mtns, Porcupine Wash, below the point where the wash joins Ruby Lee Canyon. 735 Comment
  JOTR31136  Brickellia oblongifolia var. linifolia La Doux, Tasha 2009-6-3 1848 Riverside Joshua Tree National Park. (Stop 1): Little San Bernardino Mountains, Covington Flats, ridge line south of peak 1547 Comment
  UCR191206  Brodiaea santarosae Tom Chester, W. P. Armstrong 2006-6-10 921 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Via Volcano Road immediately west of the northernmost of two vernal pools 634 Comment
  SEINET244299 Image available Bromus arenarius A. C. Sanders, Mitch Provance; T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin; Hemet., SE of intersection of State St and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi SSW of Hemet Butte. 500 Comment
  SD185078  Bromus arizonicus A. C. Sanders, K. Rose and D. Woodard 1995-3-22 16220 Riverside San Gorgonio Pass/San Jacinto Mountains; on and near a rocky spur at the north foot of the mountains. 399 Comment
  UCR112147  Bromus arizonicus O. F. Clarke 1973-3-21 s.n. Riverside Riverside, residential garden of O.F. Clarke at 1012 Spruce Street 305 Comment
  CAS-BOT-BC149439  Bromus berteroanus S. B. Parish 1907-4-18 6140 Riverside Western edge of the Colorado Desert. West Canon [Canyon], Palm Springs. 200 Comment
  UC37667  Bromus carinatus var. carinatus H. M. Hall June, 1901 2033 Riverside San Jacinto Mountains 1341 Comment
  UCR91999  Bromus catharticus Chet McGaugh 1996-4-26 s.n. Riverside San Jacinto Valley, Hemet, 0.25 mi west of State St., between Esplanade and Cottowood 465 Comment
  RSA314626  Bromus diandrus R. F. Thorne, F. R. Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55424 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UC1861757  Bromus grandis Steve Boyd, Valerie Soza 2004-6-22 11539 Riverside Peninsular Ranges: San Jacinto Mountains region: Western flank of the range in Hall Cnayon, at the south end of Lake Fulmor, just north of Hwy 243 1645 Comment
  RSA595314  Bromus hordeaceus D. L. Banks, Victor Steinmann 1996-4-20 886 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; Along the road to the Dorland Mountain Arts Colony;, approximately 100 m S from its junction with Hwy. 79. Area just north of Sec.19. 484 Comment
  UC1117717  Bromus marginatus Alan A. Beetle 1946-6-10 4392 Riverside near Idyllwild (in San Jacinto Mountains); San Jacinto Mountains 1219 Comment
  RSA192273  Bromus pseudolaevipes E. W. Lathrop 1966-6-1 6355 Riverside Tenaja Range, Fisherman's Creek Camp. Comment
  RSA613628  Bromus tectorum D. L. Banks, Victor Steinmann 1997-3-13 1489 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
  RSA444311  Caesalpinia virgata Walter Wisura 1988-3-1 4181 Riverside Frontage Road, off I-10, near pumping station in Pinkham Wash area. Comment
  UCR89830  Caesalpinia virgata George K. Helmkamp 1994-3-10 42- 18 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
  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
  UCR37701  Calandrinia ambigua Robert McKernan 1985-3-26 s.n. Riverside Sonoran (Colorado) Desert, 6 mi north of Desert Center off Hwy 177 Comment
  RSA728145  Calandrinia ciliata Daphne K. Christopher, Hannah Stevens, Zachary Princip 2003-4-7 111 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  UCR138909  Calandrinia ciliata Julie A. Greene 1993-4-17 1199 Riverside Perris Basin, San Jacinto Wildlife Area, west of Davis Rd 433 Comment
  UCR263228  Calandrinia ciliata A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41463 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 2.95 miles ESE of Cabazon, c. 0.84 mi. NNW (335 deg. ) of One Horse Spring, south of I-10 and SE of water bottling plant, edge of wind farm 452 Comment
  UCR281531  Calandrinia ciliata Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 88 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  UCR97649  Calandrinia ciliata A. C. Sanders, G. Helmkamp 1997-3-15 19940 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  CAS-BOT-BC85768  Calocedrus decurrens Carl Epling 1931-10-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  MACF022933  Calocedrus decurrens Trudy R. Ericson 1979-5-28 1018 Riverside 1.6 mi. from intersection of F. S. Rd. opposite Toledo Springs Campground and Thomas Mtn. Loop Road on F. S. Rd., Santa Rosa Mtns. 2072 Comment
  SEINET12048473  Calochortus albus E. W. Lathrop 1973-1 7501 Riverside Main divide truck trail between El Carriso and Santiago Peak, Cleveland National Forest 1219 Comment
  CAS-BOT-BC483416  Calochortus invenustus H. M. Hall 1901-7-1 2475 Riverside Tahquitz Valley, San Jacinto Mountains 2712 Comment
  RSA783083  Calochortus nuttallii J. D. Olmsted 1959-7-7 743 Riverside Tahquitz Creek. Tahquitz Valley ENE of Idyllwild. 2378 Comment
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Oct 18 2012
  RSA369046  Calochortus palmeri var. munzii N. C. Cooper 1949-6-29 4315 Riverside West of Pinon Flats, San Jacinto Mountains. 1524 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
  RSA740245  Calochortus palmeri var. munzii Scott D. White, Justin M. Wood 2008-7-9 12417 Riverside Johnson Meadow 1415 Comment
  UCR281203  Calochortus palmeri var. munzii James Hughes 2017-6-21 s.n. Riverside San Jacinto Mountains, Fleming Ranch 1573 Comment
  RSA501004  Calochortus splendens Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-1 3122 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  RSA68632  Calochortus splendens Frank W. Peirson 1924-7-27 4997 Riverside Deer Springs, San Jacinto Mountains. Comment
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May 26 2014
  UCR156087  Calochortus splendens T. B. Salvato, Kent Beaman 2005-5-16 808 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
  UCR16610  Calochortus splendens Joe Buriel 1966-4-6 s.n. Riverside 0.5 mi. west of Lake Mathews on Cajalco Road 457 Comment
  UCR21917  Calochortus splendens Steve Boyd 1980-5-8 213 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  POM256722  Calochortus weedii var. intermedius W. Pequegnat 1940-6-18 s.n. Riverside Sierra Peak, Santa Ana Mountains. Comment
  RSA68622  Calochortus weedii var. weedii Frank W. Peirson 1920-6-22 2180 Riverside Grade south of Temecula River, going toward Dripping Spring 427 Comment
  UCR112795  Calycadenia tenella A. C. Sanders 1997-5-1 20624 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR2071  Calycoseris parryi J. Texera 1970-3-27 13 Riverside Sonoran (Colorado) Desert, c. 3 miles south of town of Palm Desert on dirt road continuation of Portola Avenue, 0.75 mile north of boundary fence of Deep Canyon Desert Research Center 207 Comment
  UCR241523  Calycoseris wrightii A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40646 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  JEPS122469  Calyptridium monandrum J. M. Andre 2012-6-15 30540 Riverside San Jacinto Mountains; along Highway 243, 10.7 miles south of Interstate 10 (Banning), San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  SDSU20275  Calyptridium monandrum Adrienne D. Russell, Michael G. Simpson 2000-4-29 128 Riverside North Field Station, Santa Margarita Ecological Reserve, rocky slope between trailer and gorge on edge of lot, driveway. Comment
  SJSU1865  Calyptridium monandrum J. W. Tilden 1957-4-18 1095 Riverside near Whitewater, E of San Gorgonio Pass Comment
  UC63436  Calyptridium monandrum H. M. Hall 1904-5-16 4944 Riverside vicinity of Riverside (Fairmount Park); Fairmount Park 243 Comment
  UC7750  Calyptridium monandrum H. M. Hall June, 1901 2050 Riverside vicinity of Chalk Hill; San Jacinto Mountains 1402 Comment
  RSA466602  Calyptridium parryi var. parryi E. C. Jaeger 1921-6-15 s.n. Riverside Strawberry Valley. 1585 Comment
  UC1537159  Calystegia macrostegia Gordon H. True Jr. 1935-3-1 42 Riverside Gavilan Hills 548 Comment
  UCR158725  Calystegia macrostegia A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30013 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
  POM71103  Calystegia macrostegia subsp. intermedia F. W. Peirson 1929-5-4 8333 Riverside In clumps on open land near Lake Elsinore. Comment
  SD146299  Calystegia macrostegia subsp. intermedia Mitch Provance 2000-6-24 2042 Riverside Riverside; Santa Ana River Wash, between the Market Street bridge and the 60 Freeway. 244 Comment
  SDSU13045  Calystegia macrostegia subsp. tenuifolia James C. Dice, Tu Chung 1987-10-19 740 Riverside Along road to Field Station, ca. 0.4 km ENE of Field Station site. T8S, R3W, NW 1/4 of NW 1/4 of section 26. 347 Comment
  UC1979534  Calystegia macrostegia subsp. tenuifolia Darin L. Banks 1995-4-11 172 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trail. Comment
  UCR91678  Calystegia macrostegia subsp. tenuifolia Steve Boyd 1995-4-24 8491 Riverside Peninsular Range, Palomar Range, Agua Tibia Wilderness Area, at NE [SE?] base of Wildhorse Peak, west of Devil's Hole, along the Wildhorse Trail near its gabbro peak known as 'Agua 762 Comment
  CSUSB157  Camissonia bistorta John Milbauer 1976-5-12 Riverside Pigeon Pass Road. Comment
  RSA786546  Camissonia bistorta Mary Sauls 1978-4-15 115 Riverside 0.5 mi S of Glen Eden Road on Calif. Hwy 71. Comment
  SEINET4680889  Camissonia bistorta J. S. Ross, T. Tennant; G. White 1998-5-21 MOR 205 Riverside San Bernardino Mountains: Morongo Indian Reservation, Hathaway Canyon, about 0.55 miles of the junction of the lower and upper canyons.; 0 1040 Comment
  RSA172301  Camissonia brevipes subsp. brevipes Robert F. Thorne 1963-3-29 32439 Riverside Eagle Mountains, Pumping Station, S side of Eagle Mountains; ca. 12 miles W of Desert Center 534 Comment
  JOTR29161  Camissonia californica La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1238 Riverside Joshua Tree National Park. Key's view Comment
  UCR239880  Camissonia californica O. F. Clarke 2004-3-31 s.n. Riverside Along Redlands Blvd. in the Badlands, between Moreno Valley and San Timoteo Canyon 655 Comment
  UCR88113  Camissonia californica A. C. Sanders, G. Nuhn 1995-4-20 16590 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  RSA701042  Camissonia claviformis Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11286 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
  UCR19028  Camissonia claviformis John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  POM14040  Camissonia claviformis subsp. aurantiaca P. A. Munz 1922-4-14 4994 Riverside 10 mi. west of Indian Wells. Along the Whitewater Wash. 91 Comment
  RSA777757  Camissonia claviformis subsp. aurantiaca Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-27 1078 Riverside Shavers Well area of Mecca Hills 305 Comment
  UCR115339  Camissonia confusa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16253 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
  CLARK-A1528-2659  Camissonia ignota John C. Roos 1937-3-24 2186 Riverside Pigeon Pass Comment
  RSA543866  Camissonia ignota Steve Boyd 1991-5-13 6248 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road. 549 Comment
  RSA186572  Camissonia pallida subsp. hallii Peter H. Raven 1958-5-5 12884 Riverside Joshua Tree National Monument, Salton View 1585 Comment
  POM91008  Camissonia pallida subsp. pallida E. C. Jaeger 1925-12-18 s.n. Riverside Eagle Canon, 5 miles east of Palm Springs 122 Comment
  RSA144820  Camissonia refracta E. G. Linsley, J. W. MacSwain 1960-3-2 60 -5 Riverside 2 miles west of Desert Center. Comment
  RSA782087  Camissonia refracta Duncan S. Bell 2009-3-7 4 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  UCR102948  Camissonia refracta George K. Helmkamp 1998-4-4 3168 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCR228167  Camissonia refracta Dave Silverman, Mark Bibbo 2010-3-31 7894 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 1.5 km west of Black Creek Rd, 6.5 km north of I-10, and 6.9 km ENE of McCoy Pk. 177 Comment
  RSA564048  Camissonia strigulosa A. C. Sanders 1993-5-17 14064 Riverside Hemet, S side of Florida Ave. (Hwy 74) on the E side of California Ave. 457 Comment
  RSA614409  Camissonia strigulosa D. L. Banks 1997-3-16 1542 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  UCR178847  Camissonia strigulosa Jeffrey Ross, T. B. Salvato 1998-5-14 MOR- 141 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
  UCR59526  Camissonia strigulosa Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3604 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  SD133054  Camissoniopsis bistorta Scott White 1991-5-13 91 90 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 548 Comment
  RSA0112637  Camissoniopsis confusa A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23904 Riverside Perris-Aguanga Basin region: Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta. 396 Comment
  RSA614419  Capsella bursa-pastoris D. L. Banks 1997-3-16 1552 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  UCR64297  Carex alma N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 178 B Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  RSA201250  Carex athrostachya Peter Kamb 1947-6-7 579 Riverside Hall Canyon, San Jacinto Mountains. 1646 Comment
  CAS-BOT-BC20704  Carex fracta Carl B. Wolf 1932-8-5 3983 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  POM319473  Carex multicaulis Patricia Wilder 1968-7-5 4326 Riverside Idyllwild. San Jacinto Mountains, Strawberry-Little Tahquitz Creek Drainage Area. 1889 Comment
  CAS-BOT-BC119867  Carex nebrascensis H. M. Hall 1901-7-1 2484 Riverside In meadows or along creeks of Tamarack Valley, San Jacinto Mt. Comment
  UC2030129  Carex nebrascensis Robert F. Thorne, J. P. Simon, and C. W. Tilforth 1969-6-24 38142 Riverside SAN JACINTO MOUNTAINS: San Bernardino National Forest. Woods above James Reserve. Comment
  UCR281880  Carex praegracilis Mitch Provance 2012-11-9 1112- 16 Riverside San Bernardino Valley, Santa Ana River Bottom, vicinity of Tequesquite Creek, area W of the N end of Rudidoux Ave. and Old Ranch Rd. 229 Comment
  RSA500192  Carex subfusca Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3552 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA82229  Castilleja affinis F. W. Peirson 1929-5-4 8338 Riverside Mostly about bushes on low hill about 2 miles south of summit of St. Johns Grade south of Hemet. 701 Comment
  LA35281  Castilleja affinis subsp. affinis Mary V. Hood; 1945-3-28 Riverside near Sage, Highway 83 761 Comment
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Mar 1 2014
  UCR146438  Castilleja applegatei subsp. martini R. F. Thorne, Et al. 1969-6-24 38086 Riverside San Jacinto Mtns., San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
  POM319354  Castilleja applegatei subsp. martinii Patricia Wilder 1968-7-5 4311 Riverside Trail near Idyllwild, San Bernardino National Forest. 1982 Comment
  UC488888  Castilleja applegatei subsp. martinii C. V. Meyer Jun 1927 167 Riverside Saunder's Meadow; San Jacinto Mts. 1737 Comment
  UCR60718  Castilleja densiflora subsp. gracilis K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 888 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA769646  Castilleja exserta Duncan S. Bell, Valentin Arvizu 2010-5-10 980 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
  SBBG120069  Castilleja exserta A. C. Sanders with K. Volansky 2005-3-17 29212 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UC886552  Castilleja exserta P. A. Munz and I. M. Johnston 1922-5-19 5444 Riverside 2 mi below Kenworthy; San Jacinto Mts. 1402 Comment
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Mar 25 2011
  UCR116410  Castilleja exserta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24179 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  SEINET7063419  Castilleja exserta subsp. exserta A. G. Vestal 1947-3-29 s.n. Riverside About 0.3 mile below the dam in Railroad Canyon east of Lake Elsinore. UTM Zone 11, 469824mE, 3727524mN. (WGS84/NAD83). 402 Comment
  UCR104890  Castilleja foliolosa A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20664 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCSB6030  Castilleja foliolosa Gill, Robert 1960-3-23 Riverside Snow Cyn; near end of road; San Jacinto Mt. Range Comment
  UC26455  Castilleja miniata H. M. Hall 1901-8-1 2582 Riverside Tauquitz Valley; San Jacinto Mts. 2438 Comment
  RSA448785  Castilleja minor subsp. spiralis David Young 1969-4-12 P- 387 Riverside 10 mi. SE. of Helmet, California on State St. 335 Comment
  RSA741272  Castilleja minor subsp. spiralis Scott D. White, Justin M. Wood 2008-7-10 12447 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  UCR116067  Caucalis microcarpa O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  RSA614140  Caulanthus D. L. Banks 1997-2-23 1307 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
  UCR67345  Caulanthus amplexicaulis var. amplexicaulis S. J. Myers 1991-4-15 91- 01 Riverside City of Banning, west of Fields Road, north of I-10 and south of the Morongo Indian Reservation. 671 Comment
  UCR120846  Caulanthus lasiophyllus var. rigidus D. E. Bramlet 1999-4-18 2736 Riverside Gavilan Hills, Lake Mathews-Estelle Mtn. Reserve, Cajalco Bend area, 107 m south of Cajalco Rd. and 1.37 km west of Lake Mathews Dr. 341 Comment
  UCR68473  Caulanthus lasiophyllus var. rigidus Steve Boyd, D. E. Bramlet 1990-4-29 4488 A Riverside Peninsular Range, Lake Skinner County Park, S flank of Bachelor Mtn. Comment
  RSA398818  Ceanothus cordulatus Elbert Benjamine 1929-5-19 211 Riverside Mt. San Jacinto. Comment
  CAS-BOT-BC48456  Ceanothus crassifolius P. C. Everett 1935-6-17 7151 Riverside Santa Ana Mts., Coldwater Can. trail to Santiago Pk., 2 mi. above Glen Ivy Resort Comment
  RSA16507  Ceanothus crassifolius Percy C. Everett 1935-6-17 7151 Riverside Coldwater Canyon Trail to Santiago Peak., 2 miles above Glen Ivy Resort. 610 Comment
  RSA501020  Ceanothus crassifolius Steve Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3139 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 518 Comment
  UC1071019  Ceanothus crassifolius R. St. John 1930-4-14 113 Riverside w Paloma Valley (plot No. 46); San Jacinto quad 487 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
  UCR76761  Ceanothus crassifolius B. G. Pitzer, Stu Hemstreet 1992-5-21 1949 Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  SBBG54813  Ceanothus crassifolius var. crassifolius D. Keil, M. McLeod 1979-3-18 12915 Riverside ca. 6 mi E of Interstate 15, along St Hwy 79, in Pauba Valley area Comment
  SEINET3076042 Image available Ceanothus cuneatus A. C. Sanders, S. Hawkins 1996-4-24 18075 Riverside San Berdardino Mountains; Morongo Indian Reservation, along dirt road in Hathaway Canyon near Burro Flats. At the head of Hathaway Canyon, edge of Burro Flat. 1158 Comment
  UCR92455  Ceanothus cuneatus A. C. Sanders, S. Hawkins 1996-4-24 18075 Riverside San Bernardino Mtns, Morongo Indian Reservation, along dirt road in Hathaway Canyon, near Burro Flats 1159 Comment
  CAS-BOT-BC51281  Ceanothus leucodermis C. F. B. 1903-4-4 4144 Riverside Elsinore Comment
  RSA77158  Ceanothus leucodermis F. W. Peirson 1914-04 730 Riverside Whitewater at head of Coachella Valley. Comment
  UC1018193  Ceanothus leucodermis J. Warren 1952-5-25 Riverside w of Idylwild 1371 Comment
  UCSB3915  Ceanothus leucodermis Kamb, Peter 1946-4-27 Riverside Banning- IdyllwiId Road near Barton Lookout, San Jacinto Mountains 1066 Comment
  SD137647  Ceanothus oliganthus var. orcuttii Darin L. Banks 1995-3-16 99 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope ofAgua Tibia Mtn., E of the Dripping Springs alcove, Arroyo Seco drainage. 548 Comment
  RSA569995  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7910 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  UCR68480  Ceanothus ophiochilus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3099 Riverside Peninsular Range, Vail Lake area, 1 mi. west of lake 640 Comment
  UCR213850  Ceanothus perplexans Scott D. White, Justin M. Wood 2009-5-21 12866 Riverside San Jacinto Mountains, Garner Valley, 0.5 mi northwest of Morris Ranch Road (Kenworthy Ranger Station) 1387 Comment
  UCR4118  Ceanothus perplexans Ronald M. Cope 1965-3-20 s.n. Riverside Peninsular Range; San Jacinto Mtns., in valley on road from Idyllwild to Banning, 5 mi below Lake Fulmor 1296 Comment
  LA44932  Ceanothus spinosus Norman C. Cooper; 1944-6-17 1444 Riverside San Jacinto Mountains, Pine Cove 1523 Comment
  UCR5996  Ceanothus spinosus David M. Peterson 1966-3-9 660309- 12 Riverside Santa Ana Mtns., 15-16 miles east of San Juan Capistrano on the road to Elsinore '2000 ft. 366 Comment
  CDA7291  Centaurea X pouzinii R. M. Howie 1952-6-7 Riverside Fuller Rancho, near Corona. 0 Comment
  UCR115138  Centaurea melitensis Mitch Provance 2000-10-28 2273 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR140877  Centaurea repens Chris E. True, Laurel Salzman 2004-7-16 s.n. Riverside San Timoteo Canyon, 3.2 miles SE of Redlands Blvd., across road from historic schoolhouse, between RR tracks and creek, NE of El Casco Lakes 579 Comment
  CAS-BOT-BC284480  Centaurea solstitialis Jerry Miller 1993-10-14 s.n. Riverside March Air Force Base, Moreno Valley near Hwy 215 Comment
  UC878315  Centaurium exaltatum I. W. Clokey and E. G. Anderson 1935-8-21 6790 Riverside Hemet Lake 1300 Comment
  UCR35003  Centaurium venustum L. B. Ziegler 1967-8-4 206 Riverside Peninsular Ranges, San Jacinto Mtns., Upper Herkey Creek area 1555 Comment
  RSA736001  Centromadia pungens subsp. laevis Scott D. White, Justin M. Wood 2008-6-26 12293 Riverside Perris Basin: I-215 just N of San Jacinto River crossing. 431 Comment
  SD255652  Centromadia pungens subsp. laevis D. E. Bramlet 2005-7-27 3908 Riverside Perris-Aguanga Basin Region: San Jacinto Valley; west of Hemeet, canal alignment, north of Devonshire Ave, west of Warren Road (Lakeview 7.5'Q) 459 Comment
  UCR63956  Centrostegia thurberi Chet McGaugh 1990-7-31 s.n. Riverside Peninsular Range, SW Durasno Valley, south of town of Anza 1372 Comment
  RSA522775  Cercocarpus minutiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-3-29 3882 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
  UCR26631  Cercocarpus minutiflorus E. W. Lathrop 1966-3-20 6071 Riverside Cleveland National Forest, 10 mi west of Murrieta on the Tenaja Truck Trail between Tenaja Guard Station and DeLuz, Trabuco District 652 Comment
  UCR79226  Cercocarpus minutiflorus Steve Boyd, T. S. Ross 1992-2-21 6669 Riverside Santa Ana Mtns., Southern part of Mtns., San Mateo Canyon Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 854 Comment
  CAS-BOT-BC276391  Chaenactis carphoclinia E. C. Jaeger No date on label s.n. Riverside Eagle Canyon Comment
  CAS-BOT-BC293742  Chaenactis carphoclinia Mona Bourell 1987-4-14 3269 Riverside BLM California Conservation Area, Hwy 195. Spur off of Box Canyon, near Mecca 150 Comment
  OBI38347  Chaenactis carphoclinia A. C. Sanders, Pitzer, Charlton, & Kniffen, Kniffen 1986-3-3 6110 Riverside Corn Spring, Chuckwalla Mts, wash below the srping and wash and rocky slopes to the S. T6S, R16E, sec 28-projected 488 Comment
  SBBG87440  Chaenactis carphoclinia D. Charlton 1988-2-25 1227 Riverside Dillon Rd and 1000 Palms Oasis Rd jct, parallel to Interstate 10, ca. 5 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  UCR167469  Chaenactis carphoclinia 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
  JOTR37424  Chaenactis carphoclinia var. carphoclinia La Doux, Tasha 2016-3-9 3659 Riverside Above Hayfield Dry Lake - Stop 2 516 Comment
  RSA271141  Chaenactis carphoclinia var. carphoclinia C. W. Tilforth, John Dourley, Walter Wisura 1977-5-19 1326 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road [Midland Rd]. 266 Comment
  UC894419  Chaenactis carphoclinia var. carphoclinia P. A. Munz Apr 9 1922-Apr 12 1922 4842 Riverside Corn Springs Colorado Desert, Chuckwalla Mountains, Corn Springs 457 Comment
  POM66644  Chaenactis fremontii Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SFV3811  Chaenactis glabriuscula P. G. Kilburn 1958-5-17 810 Riverside 3 miles south of Banning. 305 Comment
  UCR230767  Chaenactis glabriuscula A. C. Sanders 2010-4-7 37823 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, under powerlines near dirt extension of Lake St., 1.1 mi. NW (356 deg. ) of intersection of I-15 and Lake St. 549 Comment
  UCR261179  Chaenactis glabriuscula A. C. Sanders, Katie Young, John Hale 2015-4-22 41607 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 2 km south of I-10, 1.2 km NW (296 deg. ) of One Horse Spring 461 Comment
  UCSB9501  Chaenactis glabriuscula Newby, Ron 1959-5-16 Riverside 12 miles S. on highway to Idyllwild from Banning along roadside; in the San Jacinto Mts. Comment
  CAS-BOT-BC277410  Chaenactis glabriuscula var. glabriuscula Steve Boyd 1992-4-15 6879 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  POM12897  Chaenactis glabriuscula var. glabriuscula Philip A. Munz 1922-6-30 5916 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  POM6607  Chaenactis glabriuscula var. lanosa Philip A. Munz, L. T. Street, Williams 1919-3-28 2372 Riverside San Gorgonio Pass, near Banning 701 Comment
  CAS-BOT-BC284341  Chaenactis stevioides Annie M. Alexander; Louise Kellogg 1941-5-11 2149 Riverside 1.5 miles north of Cottonwood Spring, Eagle Mountains, Colorado Desert 975 Comment
  RSA644304  Chaenactis stevioides A. C. Sanders 1992-4-5 12161 Riverside Colorado Desert: Chuckwalla Valley, near Wiley's Well rest area on I-10, along dirt road to McCoy Spring. 122 Comment
  UCR237515  Chaenactis stevioides Amber Swanson 2011-4-8 381 Riverside Southcentral Mojave Desert, Granite Mountains area east of Hwy 177 near junction 62 423 Comment
  UC2031390  Chamaesyce abramsiana Duncan S. Bell with John Anderson, Kim Clark, Debbie George, Jim George, and Ed Howland 2013-9-28 6019 Riverside Chuckawalla Valley; approx. 22.25 air miles W of Blythe, S side of Ford Dry Lake, about 0.5 air miles SE of Hopkins Well. Comment
  SEINET3071821  Chamaesyce micromera Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17502 Riverside West of Palen Pass quadrangle, zone 11 0663470mE 3753470mN NAD83, Palen Valley, along Palen Pass Road, 17km west of Palen Pass, 67km WNW of Blythe, 27km NNE of Desert Center 175 Comment
  RSA680924  Chamaesyce polycarpa Scott D. White, Michael Honer 2003-5-14 9280 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  JOTR34999  Chamaesyce setiloba La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3101 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  RSA608166  Chamaesyce setiloba Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10052 Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  UC869128  Chamaesyce setiloba Lewis S. Rose 1938-12-24 38346 Riverside 19 mi e Indio (Indio-Blythe Rd) 3 Comment
  CLARK-A1528-3806  Cheilanthes californica John C. Roos 1952-4-9 5499 Riverside Riverside 380 Comment
  POM12529  Cheilanthes covillei Philip A. Munz 1922-3-12 4714 Riverside Andreas Canyon Comment
  RSA673635  Cheilanthes newberryi Scott D. White, Tasha LaDoux 2000-4-20 7676 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  RSA685792  Cheilanthes newberryi Anonymous s.n. Riverside San Jacinto. Comment
  CAS-BOT-BC68099  Cheilanthes parryi Nancy Ryan Zabriskie; Walter Zabriskie 1971-3-7 350 Riverside Andreas Canyon watershed, desert side of San Jacinto Mountains 365 Comment
  RSA0042110  Cheilanthes parryi Duncan S. Bell, LeRoy Gross 2014-3-6 6193 Riverside Santa Rosa Mountains; Toro Canyon on the east side of Martinez Mountain. 259 Comment
  RSA33516  Cheilanthes parryi Norman C. Cooper 1944-4-8 1084 Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  RSA597245  Cheilanthes viscida A. C. Sanders, G. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15899 Riverside San Jacinto Mountains/Colorado Desert: Chino Canyon near Palm Springs, 1.8 miles above Palm Canyon Road (Hwy 111) on the road to the tram station, vicinity of the upper end of the flood control dike. 548 Comment
  UC667373  Cheilanthes viscida Annie M. Alexander and Louise Kellogg 1941-5-21 2214 Riverside n slope Eagle Mts (bed of canyon near its mouth); Colorado Desert, Eagle Mts 1158 Comment
  UCR120310  Chenopodium Mitch Provance 1997-6-18 1102 Riverside City of Riverside, Riverside Community College, between the NE (back) parking lot and Prospect Dr. 244 Comment
  UCR93232  Chenopodium botrys A. C. Sanders, S. Ogg 1994-7-28 15184 Riverside San Bernardino Valley, Colton & Riverside: Santa Ana River from the Riverside Ave. (N. Main St.) bridge downstream almost to Market St. crossing, both sides of San Bernardino Co. line, but mostly RIV 246 Comment
  RSA562454  Chenopodium californicum Steve Boyd, Timothy S. Ross 1992-5-5 7235 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail. 732 Comment
  SBBG101707  Chenopodium californicum S. Boyd with T. Ross, M. Hammitt 1991-5-2 6080 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UCR35145  Chenopodium californicum L. B. Ziegler 1968-2-22 265 Riverside San Jacinto Mtns, Foothills of the mtns. At mouth of Avery canyon (Diamond Valley) 488 Comment
  UCR157948  Chenopodium desiccatum T. B. Salvato, A. C. Sanders 2005-5-17 919 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
  UCD169510  Chenopodium giganteum A. C. Sanders; Mitch Provance, T. B. Salvato, B. G. Pitzer 2000-11-3 23723 Riverside Riverside, UCR campus, east side of the UCR Botanical Garden. 351 Comment
  UCR163091  Chenopodium murale B. G. Pitzer, G. R. Ballmer 2000-10-14 4227 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, c. 200 yards south of Hwy I-10 off gasline road at large wash, 1 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 110 Comment
  HSC79286  Chilopsis linearis G. K. Helmkamp 1984-5-5 - 9 Riverside Little San Bernardino Mtns., Big Morongo Canyon, 4 mi. below the caretaker's house at the Big Morongo Preserve 549 Comment
  RSA751253  Chilopsis linearis A. C. Sanders 2008-7-25 35924 Riverside Gilman Springs Road, c. midway between Bridge St. and Lambs Canyon Rd., c. 5.6 mi. (air) ENE of Lakeview 473 Comment
  SD113257  Chilopsis linearis Darley F. Howe 1936-6-14 358 Riverside Palm Springs Comment
  UCR163883  Chilopsis linearis B. G. Pitzer 2001-8-19 4340 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  UCR22207  Chilopsis linearis Steve Boyd 1980-9-22 s.n. Riverside Lakeview Mtns., Juniper Flats Rd, just NW of the communication site Comment
  UCSB24505  Chilopsis linearis McMinn, Howard 1935-6-27 Riverside Palm Springs Comment
  POM13252  Chilopsis linearis subsp. arcuata E. C. Jaeger 1921-6-15 1055 Riverside Banning. Base of McMullen Trail [Banning to McMullen Flat] Comment
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Nov 5 2011
  RSA33620  Chilopsis linearis subsp. arcuata N. C. Cooper 1944-7-15 1548 Riverside Palm Springs. 122 Comment
  UC410725  Chilopsis linearis subsp. arcuata Mrs. E. C. Van Dyke 1928-5-28 Riverside Banning Comment
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Mar 13 2011
  UC63965  Chlorogalum parviflorum Miss Ella Foster 1897-5-15 534 Riverside Menifee Menifee (Southern California) Comment
  UCR87629  Chlorogalum pomeridianum A. C. Sanders 1994-5-30 14590 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  SEINET238916  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area: Diamond Valley along State Street (R3) ca. 1/2 mi. N of Newport Rd. S of Hemet (Hemet 7. 488 Comment
  RSA339657  Chorizanthe brevicornu var. brevicornu Robert F. Thorne, C. W. Tilforth 1980-5-28 54227 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR59536  Chorizanthe coriacea Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3237 Riverside Peninsular Range, Vail Lake area, sandy valley at NE end of lake, north of Wilson Creek 488 Comment
  UCR167414  Chorizanthe corrugata John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  SBBG89136  Chorizanthe fimbriata L. F. LaPre 1988-6-2 Riverside Indian Truck Trail S end of wash which crosses unser de Palma Rd ( frontage rd to Interstate-15) near Glen Eden Resort 365 Comment
  CHSC1316  Chorizanthe fimbriata var. fimbriata E. Thomas 1931-6-3 5 /26/1940 Riverside Temecula canyon. Comment
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Mar 27 2011
  SDSU13918  Chorizanthe fimbriata var. fimbriata Michael G. Simpson 2000-5-13 2116 Riverside Santa Margarita Ecological Reserve, ca. 100 feet from Northside field station. 366 Comment
  UC1608217  Chorizanthe fimbriata var. fimbriata Steve Boyd, Tim Ross 1992-6-10 7625 Riverside San Mateo Canyon about Potrero Escondido (Southern Santa Ana Mts, San Mateo Canyon Wilderness, due w of jct Tenaja Rd...at confluence Los Alamos Crk w/main trunk San Mateo Crk); Southern Santa Ana Mountains, San Mateo Canyon Wilderness 670 Comment
  RSA392689  Chorizanthe leptotheca H. de Forest, Jack Rempel 1933-6-25 s.n. Riverside San Jacinto Mts. Comment
  UCR139156  Chorizanthe leptotheca S. J. Myers, M. D. Wilcox 2003-5-15 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  UCR217537  Chorizanthe polygonoides var. longispina Diane Menuz 2008-4-17 423 Riverside Peninsular Range: Santa Ana Mts., Santa Rosa Plateau, near intersection of Tormo Trail and Sylvan Meadows Road 553 Comment
  UCR48478  Chorizanthe polygonoides var. longispina Steve Boyd 1986-4-2 1587 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR91227  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-25 2395 Riverside Shipley Reserve/SE corner of Lake Skinner Co. Park, within and beside the Equestrian Trail, south of the Tucalota Hills and approximately 702 m SE of the park entrance road and 610 m north of East Benton Road, just SW of knoll 1800 ft 524 Comment
  RSA585871  Chorizanthe procumbens D. L. Banks, S. D. Boyd 1995-5-9 356 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  SBBG101672  Chorizanthe procumbens S. Boyd with Mistretta 1991-5-22 6294 Riverside Vail Lake area, base of Agua Tibia Mtn E of Dorland Mtn, W of Kolb Crk; T8S, R1W, SW1/4 S20, NE1/4 S30 548 Comment
  UC77548  Chorizanthe staticoides Charlotte M. Wilder 1905-5-25 Riverside Wilder's near Riverside; Wilder's near Riverside Comment
  RSA771666  Chorizanthe xanti var. leucotheca Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4901 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
  RSA607247  Chrysothamnus teretifolius R. S. Woglum 1937-10-20 1195 Riverside Peninsular Ranges, Santa Rosa Mountains. Comment
  CAS-BOT-BC100783  Chrysothamnus viscidiflorus subsp. viscidiflorus Rev. J. C. Nevin s.n. Riverside San Jacinto Mts. Comment
  SD114083  Chylismia brevipes Darley F. Howe 1949-3-21 1950 Riverside 3.0 miles west of Desert Center. 305 Comment
  UC873882  Chylismia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6773 Riverside mesa Shafer Wells-Cottonwood Springs 25 Comment
  JEPS23474  Chylismia claviformis subsp. aurantiaca I. W. Clokey and B. C. Templeton 1930-4-9 4725 Riverside n Palm Springs; Colorado Desert 170 Comment
  CAS-BOT-BC289649  Cirsium occidentale var. californicum R. M. Howie 1952-9-22 s.n. Riverside San Timoteo Canyon, west of Beaumont Comment
  UCR89755  Cirsium occidentale var. californicum Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3300 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  UCR94947  Cirsium vulgare Scott D. White 1996-9-22 4537 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  POM13453  Cistanthe monandra P. A. Munz, I. M. Johnston 1922-5-19 5365 Riverside 5 miles NE of Murietta. 457 Comment
  RSA357788  Cistanthe monandra R. F. Thorne, M. Z. Thorne 1973-3-30 42685 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  UCR115428  Clarkia epilobioides Scott D. White, D. E. Bramlet 1999-4-22 7242 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  RSA448299  Clarkia purpurea subsp. quadrivulnera Robert Gustafson, Gary D. Wallace 1983-6-23 2718 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mts. 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
  UCR218067  Clarkia purpurea subsp. quadrivulnera Steve Boyd 2010-5-28 12287 Riverside Santa Ana Mountains, Elsinore Peak, just south of Main Divide Road, eastern base of knoll south of peak 1021 Comment
  POM12788  Clarkia rhomboidea P. A. Munz 1922-6-23 5771 Riverside Keen Camp, San Jacinto Mountains. 1524 Comment
  UCR265841  Clarkia rhomboidea Mitch Provance 2012-5-24 512- 24 Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  SDSU13957  Clarkia similis Michael G. Simpson 2000-4-30 2083 Riverside Edge of wash, adjacent to mixed chaparral, ea. 100 feet east of Southside field station (Henderson House), Santa Margarita Ecological Reserve (SDSU). 122 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
  UCR155311  Claytonia parviflora A. C. Sanders 2005-5-4 29852 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  RSA34561  Claytonia parviflora subsp. parviflora N. C. Cooper 1944-6-17 1438 Riverside San Jacinto Mountain. West side. 1372 Comment
  RSA519206  Claytonia parviflora subsp. parviflora M. Lee Overholtzer 1961-3-12 130 Riverside 6 miles south of Corona and 1 mile up Hagador Canyon. Comment
  UCR16508  Claytonia parviflora subsp. viridis Bill Schultz 1972-5-22 720522- 28 Riverside Peninsular Range, San Jacinto Mtns., Hwy 74, 0.3 miles west of McCall Park turn-off, east side of road 1372 Comment
  RSA33630  Clematis lasiantha Robert L. Rutherford 1945-6-17 1669 Riverside Big Oaks Canyon, Banning. 1220 Comment
  CAS-BOT-BC92827  Clematis pauciflora Milo S. Baker 1928-4-3 2825 b Riverside Tahquitz Canon [Canyon]. Comment
  RSA38218  Cleome isomeris P. A. Munz 1947-4-10 11723 Riverside Shavers Well; northwest of mecca. 244 Comment
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Jul 9 2012
  JOTR32629  Coleogyne ramosissima La Doux, Tasha, K. Matthews, S. Szabo, J. Van Warmerdam, B. Truesdell 2007-10-4 2552 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Lower Covington Flat, southeast of trailhead heading toward Smith Water Canyon (Stop 2) 1398 Comment
  SDSU9011  Coleogyne ramosissima Joan Godsil 1953-1-18 552 Riverside Joshua National Monument, 29 Palms to Cottonwood Springs Hwy. 1099 Comment
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Jan 24 2013
  UCR177646  Collinsia concolor S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  HSC85406  Collinsia heterophylla Steve Boyd 1986-4-2 1616 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  RSA180400  Collinsia heterophylla E. W. Lathrop 1960-4-8 4759 Riverside 14 miles W of Murrieta. Comment
  SBBG47466  Collinsia heterophylla N. C. Cooper 1944-6-17 1429 Riverside Pine Cove 1371 Comment
  CLARK-A1045-343  Collinsia heterophylla var. austromontana George K. Helmkamp 1978-4-30 Riverside Riverside Picnic Hill; Riverside E 7.5'Q Comment
  UCR41549  Colubrina californica A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6141 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  HSC83072  Condalia globosa var. pubescens A. C. Sanders, et al. 1986-3-1 6042 Riverside W side of Chuckwalla Mtns, 9 miles S of Hwy I-10 on the Gasline Road, 2 mi. airline S of the Model Mine 579 Comment
  RSA0093968  Condalia globosa var. pubescens A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40508 Riverside Sonoran (Colorado) Desert. Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road. 695 Comment
  RSA524443  Convolvulus simulans Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4059 Riverside Vail Lake area, E flank of Big Oak Mtn, S of E summit. 610 Comment
  UCR217547  Convolvulus simulans Diane Menuz 2009-4-1 479 Riverside Perris Basin, Near Lake Mathews, c. 100 m south of Cajalco Road 434 Comment
  UCR166078  Conyza canadensis John F. Green 2005-2-10 s.n. Riverside Perris-Aguanga Basin, Moreno Valley; N of the 60 Fwy, NW block at intersection of Lasselle St and Ironwood Ave 573 Comment
  POM243633  Cordylanthus rigidus subsp. setiger E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  RSA0011003  Cordylanthus rigidus subsp. setiger Duncan S. Bell, Jeff Morawetz, Kathleen Ashbaker 2010-6-28 1439 Riverside San Bernardino National Forest: Garner Valley, just north of the community of Thomas Mountain, approximately 3.6 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1384 Comment
  RSA51632  Coreopsis californica L. S. Rose 1949-4-19 s.n. Riverside 4 miles NW of Alberhill. 305 Comment
  UC62879  Coreopsis californica var. californica H. M. Hall 1902-4-18 2924 Riverside Foothills 762 Comment
  UC1424862  Corethrogyne filaginifolia J. Sauer and F. Vasek 1973-9-26 5545 Riverside sw Murrieta; Mesa de Colorado Comment
  RSA596182  Corethrogyne filaginifolia var. filaginifolia D. L. Banks 1996-11-7 1208 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation., 0.5 km W of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 426 Comment
  UCSB4670  Cornus sericea DeWitt, Jack 1959-5-17 Riverside At Dark Canyon Camp grounds; near Idyllwild; San Jacinto Mtns. 1524 Comment
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Nov 5 2018
  POM13094  Coryphantha alversonii P. A. Munz 1922-4-12 5014 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. Colorado Desert. 457 Comment
  SEINET232364  Coryphantha vivipara Leila Shultz, John S. Shultz 1985-4-17 8310 Riverside Southern extension of the Big Mari[o, d?] Mountians. Comment
  CLARK-A1656-711  Cotula australis Theo Glenn 1979-2-12 Riverside Palm Springs Comment
  UCR118244  Cotula australis Mitch Provance, J. Ross 1999-4-1 1732 Riverside Jurupa Mountains, saddle c. 0.5 km east of peak 1437 in the W portion of the Jurupa Mountains. 427 Comment
  UCR48485  Cotula coronopifolia Steve Boyd 1986-4-19 1720 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  UCR112563  Crassula A. C. Sanders 1998-3-11 21693 Riverside Shipley/Skinner Reserve area, Diamond Valley, along State Street (R3) c. 1/2 mi. north of Newport Rd., south of Hemet 488 Comment
  UCR110454  Crassula aquatica D. E. Bramlet 1998-4-22 2606 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  RSA653675  Cressa truxillensis A. C. Sanders, K. C. Rose 1999-6-18 22820 Riverside Domenigoni Valley: upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, S of Winchester. 433 Comment
  SD253431  Cressa truxillensis Mitch Provance 2013-6-16 613 19 Riverside Santa Ana River Valley: City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, ca. 0.4 mile west of Van Buren. 226 Comment
  UC284252  Crocanthemum aldersonii P. A. Munz 1923-6-14 7054 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1219 Comment
  CAS-BOT-BC175816  Crossosoma bigelovii John Thomas Howell 1928-3-11 3414 Riverside Along road between Morongo Valley and Coachella Valley Comment
  RSA293867  Crossosoma bigelovii Lyman Benson 1946-4-15 12039 Riverside Canyon on Twenty-nine Palms Road from Whitewater. 457 Comment
  UCD102969  Crossosoma bigelovii Anne Harrison 1962-4-17 28 .5 Riverside East wall of Whitewater Canyon; north from Highway 60 on Whitewater Canyon road, 1/4 mile south of trout farm where road crosses Whitewater River. Comment
  UCR251696  Cryptantha T. B. Salvato 2014-4-9 7843 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  UCR260548  Cryptantha T. B. Salvato, Matt Malle 2014-5-29 8022 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Rd and 4.3 mi southeast of Canyon Lake 534 Comment
  CLARK-A1528-2210  Cryptantha angustifolia John C. Roos 1947-2-14 3254 Riverside Eagle Mountains Comment
  POM46809  Cryptantha angustifolia Mary F. Spencer 1920-3-24 1517 Riverside Near Indio. Colorado Desert. 91 Comment
  RSA799878  Cryptantha angustifolia Scott D. White, Robert Black 2011-2-25 13388 Riverside Sonoran Desert: Kaiser Road N of 10 freeway along long bend in road. 207 Comment
  UC1112454  Cryptantha angustifolia Peter H. Raven 1958-1-23 11427 Riverside 6.5 miles northwest of Indio (fringing U.S. Hwy 99) Comment
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Jun 9 2012
  UC1546670  Cryptantha barbigera Barry A. Prigge 1988-2-21 7849 Riverside 2 mi w Clemens Well; Colorado Desert, Orocopia Mountains 228 Comment
  UCR138587  Cryptantha barbigera Steve Boyd, T. S. Elias, Erika Winter 1986-2-18 1330 Riverside Western Colorado Desert, Mecca Hills: Box Canyon, along Hwy 195 305 Comment
  UCR216506  Cryptantha barbigera Tasha La Doux, Jim Andre 2009-3-10 384 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCR227003  Cryptantha barbigera var. fergusoniae Jim Andre 2011-2-2 16234 Riverside Coachella Valley, mouth of Big Morongo Wash, 1 mi east of Hwy 62, just north of North Indian Canyon Road, west of Desert Hot Springs, 7.5 mi north of Hwy I-10 487 Comment
  UCR234811  Cryptantha barbigera var. fergusoniae Jim Andre, Glenn L. Clifton 2011-2-22 17476 Riverside Coachella Valley, North Palm Springs c. 0.3 mi north of Hwy 111, at corner of San Rafael and Virginia Street 189 Comment
  JEPS86509  Cryptantha clevelandii Roy E. Buck 1988-4-1 865 Riverside 7 air km w Lake Elsinore (town) (on e-facing slope above CA Hwy 74, near top of grade w of Lake Elsinore, ca 2.0 air km nw of confluence of Harlan Canyon & Johnson Canyon drainages); Elsinore Mountains 780 Comment
  RSA768411  Cryptantha costata J. Andre, T. La Doux 2009-2-25 10818 Riverside Palen Dry Lake: southeast margin of dry lake, approx. 6 miles north of I-10 freeway, about 15 miles east of Desert Center 129 Comment
  RSA781388  Cryptantha costata Duncan S. Bell 2010-5-1 909 Riverside Arica Mountains: northwest of mountain range, approximately 7.2 air miles west of the ghost town of Rice, and approximately 6 air miles northwest of Priests Well. 312 Comment
  SBBG34748  Cryptantha costata T. L. Secrest 1950-3-12 Riverside near Indio Comment
  POM254900  Cryptantha dumetorum P. A. Munz 1940-3-24 15708 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA0081526  Cryptantha dumetorum Marc A. Baker, Michelle Cloud-Hughes 2014-2-16 17916 Riverside Rice Valley, lower bajada on the north side of the Big Maria Mountains, 11km WNW of Quien Sabe Point, 35km NNW of Blythe. 312 Comment
  CLARK-A1045-147  Cryptantha intermedia George K. Helmkamp 1978-4-1 Riverside Deep Canyon Palm Desert 15'Q Comment
  POM6633  Cryptantha intermedia P. A. Munz, L. T. Street 1919-3-28 2361 Riverside San Gorgonio Pass, near Cabazon 543 Comment
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Mar 13 2011
  RSA683088  Cryptantha intermedia Scott D. White, T. B. Salvato, L. V. DeMarco, Jessica Christian 2001-6-30 8664 Riverside Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  SEINET959101  Cryptantha intermedia John F. Green 2006-1 Riverside Peninsular Ranges; Foothills of Santa Ana Mtns./ Santa Rosa Plateau: Temecula, Southern California Edison right of way between residential areas, N-S corridor between S general Kearny Road and La Serena Way; E of Veterans park (Bachelor Myn. 7.5Q). 366 Comment
  JOTR29358  Cryptantha maritima La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1435 Riverside Joshua Tree National Park. Long Canyon; Stop 2, in side canyon east of main wash. 837 Comment
  RSA499629  Cryptantha maritima Christopher Davidson 1979-4-4 7672 Riverside Orocopia Mts, lower end of Box Canyon on Box Canyon road, 4.4 miles E of Mecca. 213 Comment
  UCR148449  Cryptantha maritima 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
  UCR269839  Cryptantha maritima var. maritima A. C. Sanders, Jim Malusa 2016-3-18 42379 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  POM73198  Cryptantha maritima var. pilosa Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA721898  Cryptantha maritima var. pilosa J. Mark Porter, Orlando Mistretta 2003-6-5 13606 -A Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range. Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running east, above the pour-off. 439 Comment
  SEINET3005010  Cryptantha micrantha G. Rink, A. Karl, M. Honer, T. Thomas 2011-4-6 10439 Riverside Ca 5 miles west of Blythe, south fo I-10 and north of the transmission line, on dunes 141 Comment
  UC24836  Cryptantha micrantha Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  UCR111545  Cryptantha micrantha var. lepida Mitch Provance 1999-5-4 1693 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA586298B  Cryptantha microstachys D. L. Banks, S. D. Boyd 1995-5-3 0209 B 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
  RSA594773A  Cryptantha microstachys D. L. Banks, Dylan Hannon 1996-5-3 0967 A Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground, approximately 150 m SE of the Helipad at the upper camp sites., 33 deg 27' 46''N, 116 deg 57' 56'' W 524 Comment
  RSA797509  Cryptantha microstachys C. P. Cowan 1978-4-25 1272 Riverside 5.1 miles (8.1 km) west on Hwy. 74 from jct. with 243, approaching Hemet. San Jacinto Mts. Whittaker transect no. W-228. 1370 Comment
  SD255674  Cryptantha microstachys Jim Rocks 2013-4-24 406 Riverside Proposed Spring Valley Ranch development project. On privately owned land. 550 Comment
  UCR172757  Cryptantha microstachys Abby Sirulnik, Ian G. Gillespie 2000-5-14 44 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  RSA786476  Cryptantha muricata C. P. Cowan 1978-4-24 1249 Riverside 19.6 mi S on Hwy 74 from its jct with Hwy 111 at Indian Wells. Sta. Rosa Road, 1 mi S of 74. Whittaker transect no.W-225(voucher). Comment
  UC280510  Cryptantha muricata C. R. Orcutt Apr 1889 Riverside Colorado Desert Comment
  UCR269226  Cryptantha nevadensis T. B. Salvato, Arlee Montalvo 2015-8-22 8236 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  OBI38910  Cryptantha pterocarya A. C. Sanders, w/ Pitzer, Charlton, & Kniffen, Kniffen 1986-3-3 6119 Riverside Corn Spring, Chuckwalla Mts, wash below the spring and wash and rocky slopes to the south (T6S, R16E, sec 28-projected) 488 Comment
  JOTR34279  Cryptantha utahensis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 3294 Riverside Joshua Tree National Park. Little San Bernardino Mtns; ridge just south of Quail Mountain peak; N-facing steep slope (stop 5) Comment
  UC79447  Cryptantha utahensis C. R. Orcutt Apr 1889 Riverside Colorado Desert Comment
  RSA192297  Cuscuta ceanothi E. W. Lathrop 1966-9-14 6590 Riverside 3 miles SW of Murrieta. Comment
  UCR103779  Cuscuta pentagona Scott D. White 1994-10-21 2505 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  RSA49307  Cuscuta subinclusa Duncan S. Bell, Colleen Wheeler 2010-7-19 1632 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. 1383 Comment
  SD64280  Cymopterus panamintensis var. acutifolius Darley F. Howe 1966-4-6 4162 Riverside Steep hillside near entrance of Joshua Tree National Muoument 825 Comment
  CLARK-A1656-743  Cynodon dactylon Theo Glenn 1979-2-10 Riverside Salton Sea Comment
  UCR78630  Cyperus eragrostis Scott D. White 1992-9-11 794 Riverside Vicinity of Gilman Hot Springs, north side of San Jacinto River & a thin strip trending north of the river & west of the Hot Springs 459 Comment
  SEINET269470  Cyperus esculentus Scott D. White, Steve Ogg 1994-10-17 2469 Riverside Temecula Valley, Murrieta Creek 1000 ft. south of Winchester Road bridge (Banana Avenue on USGS Murrieta quad photorev. 1979). 300 Comment
  RSA613957  Cyperus odoratus A. C. Sanders 1994-7-27 15164 Riverside Riverside: Santa Ana River between the San Bernardino County line and the Market Street Bridge. 246 Comment
  UCR128307  Cystopteris fragilis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8626 B Riverside San Jacinto Mtns, Idyllwild area; 'Strawberry Fuelbreak' between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek 1646 Comment
  CSUSB1203  Dalea californica Margaret-Lee Dean 1965-4-15 Riverside 1 mile west of Indian Ave. on highway 60, north of Palm Springs. 213 Comment
  CSUSB1205  Dalea californica Patricia Healy 1968-5-4 Riverside Whitewater Canyon in a riparian wash 1.5 miles from highway 60. Comment
  JEPS8337  Dalea mollis Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-4-1 3600 Riverside just opposite and e. of n. end of Salton Sea (along CA Hwy. 111) -60 Comment
  SFV17535  Dalea mollis R. Moss Apr 1998 s. n. Riverside Mojave Desert Mecca Hills Wilderness Area (BLM) north of Salton Sea near Shavers Well. 500 Comment
  CLARK-A1656-777  Dalea mollissima Theo Glenn 1982-4-6 Riverside Fan Hill Canyon Comment
  RSA404178  Dalea mollissima Anstruther Davidson 1893-1 s.n Riverside Palm Springs Comment
  UCR20404  Dalea mollissima Tema S. Clare 1930-4-13 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Thousand Palms 91 Comment
  CAS-BOT-BC158109  Dalea schottii W. R. O. 0419 Riverside N.E. side of Indio Hills, between Dillon Rd & Indio Hills (Indio Mounted Patrol) Comment
  CLARK-A1528-4965  Dalea spinosa John C. Roos 1947-2-15 3233 Riverside Eagle Mountains Comment
  CAS-BOT-BC283035  Dasyochloa pulchella Peter H. Raven 1958-5-18 12990 Riverside Pinon Flats, San Jacinto Mountains Comment
  UCD65755  Dasyochloa pulchella A. A. Beetle 1942-4-22 3180 Riverside 8 miles east of Indio. Comment
  RSA518036  Datura discolor Steve D. Boyd, Orlando Mistretta 1986-3-13 1403 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
  UCR108850  Daucus pusillus Heidi A. Haid 1968-5-19 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  SD233742  Deinandra kelloggii A. C. Sanders, Kelly Volansky 2003-10-16 27348 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. Alluvial slopes and low hills cut by sandy washes. 534 Comment
  UC1792822  Deinandra kelloggii A. C. Sanders 2004-5-12 27888 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 377 Comment
  SD239582  Deinandra paniculata Mark A. Elvin 2005-5-24 4321 Riverside Peninsular Range; Perris-Aguanga Basin Region: SW foot of round hill west of Hemet and south of Hwy 74, west of California Ave. 470 Comment
  RSA0120312  Delphinium cardinale Duncan S. Bell 2016-4-16 9315 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  CAS-BOT-BC7982  Delphinium parishii subsp. parishii S. Parish 1896-4-1 S.N. Riverside Palm Springs Comment
  CLARK-A1528-3860  Delphinium parishii subsp. parishii John C. Roos 1947-5-10 3612 Riverside Reche Canyon 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
  UCR125207  Delphinium parryi Mitch Provance 1998-5-24 537 Riverside Jurupa Mountains, Central 'Rattlesnake Mt.', 0.5km NE of peak 1739. 457 Comment
  RSA586332  Dendromecon rigida subsp. rigida D. L. Banks, S. D. Boyd 1995-5-3 197 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA617828  Deschampsia danthonioides R. E. Riefner 1998-4-22 98 -290 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  RSA597937  Deschampsia elongata F. M. Reed 1928-6-18 6138 Riverside Temescal [Santa Ana] Mountains: Main Street Canyon, south of Corona. 579 Comment
  CAS-BOT-BC43357  Descurainia pinnata subsp. glabra Ynez Whilton Winblad 1937-2-2 s.n. Riverside Coachella Valley. Comment
  RSA768122  Dicentra chrysantha E. W. Lathrop 1968-6-2 6958 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak. Cleveland National Forest 1220 Comment
  SD52955  Dicentra chrysantha Peter H. Raven 1962-4-29 17485 Riverside Ortega Highway, 1.0 mile above its east base. 487 Comment
  UCR144102  Dichanthelium acuminatum subsp. fasciculatum Scott D. White, Michael Honer 2003-6-3 9494 Riverside Peninsular Ranges; Santa Ana Mountains region, Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary 579 Comment
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May 3 2007
  RSA771100  Dichelostemma capitatum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4718 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 600 Comment
  UCR140723  Dichelostemma capitatum A. C. Sanders 2004-5-12 27878 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR91490  Dichelostemma capitatum subsp. capitatum Scott D. White 1995-4-5 2712 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  UCR93016  Dichelostemma capitatum subsp. capitatum G. P. Schultz 1994-4-7 75 Riverside Box Springs Mtns, Big Springs Canyon and N on the crest to Two Trees Canyon (S side) Comment
  POM1676  Dichelostemma capitatum subsp. pauciflorum I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. Colorado Desert. Comment
  UC501500  Dicoria canescens Frank W. Peirson 1924-12-30 5425 Riverside 1000 Palms Canyon 121 Comment
  UCR82893  Dicoria canescens A. C. Sanders, C. L. Sanders, S. D. White 1994-10-9 15805 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  RSA9753  Dicoria canescens L. C. Wheeler 1933-3-1 2287 Riverside 2 miles E Cabazon, San Gorgonio Pass. 640 Comment
  UC1422542  Dieteria canescens var. ziegleri Jeanine Derby and Tim Krantz 1977-10-13 Riverside on 7SO2 3.6 mi se junction with highway 74 turnoff to Santa Rosa Peak; Santa Rosa Mts. 2377 Comment
  RSA0019275  Dimorphotheca fruticosa 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
  SBBG25088  Diplacus bigelovii var. bigelovii D. Myrick 1966-4-5 1384 Riverside near S entrance of Joshua Tree Nat Monument Comment
  SBBG66720  Diplacus bigelovii var. bigelovii M. N. Ackley -Feb-1926 1054 Riverside near Edom 64 Comment
  SEINET188363 Image available Diplacus bigelovii var. bigelovii C. L. Hitchcock 1940-1 5857 Riverside Cottonwood Canyon, ca 100 yards E of Spring Comment
  RSA0019288  Diplacus brevipes LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6155 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  RSA0018430  Diplacus longiflorus var. calycinus P. A. Munz, Percy C. Everett 1950-6-23 14909 Riverside 2 mi. NW of Pipe Creek, Hemet Valley, San Jacinto Mountains. 1402 Comment
  SEINET1906983  Diplotaxis muralis O. F. Clarke 2002-1 Riverside Riverside; UCR Botanical Garden. 351 Comment
  JEPS22570  Ditaxis lanceolata Rimo Bacigalupi with Paul Hutchison 1958-2-19 6201 Riverside 9.4 mi. n. Blythe; w. base Big Maria Mts. 167 Comment
  JOTR37429  Ditaxis lanceolata La Doux, Tasha 2016-3-9 3664 Riverside Above Hayfield Dry Lake - Stop 3 524 Comment
  SFV6324  Ditaxis lanceolata T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 43 Riverside 5 miles north of Highway 111 on Highway 74. Growing adjacent to roadside. 100 Comment
  VVC2111  Ditaxis neomexicana Tim Thomas 2012-8-23 5870 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  CAS-BOT-BC43632  Dithyrea californica Le Roy Abrams 1903-4-6 3208 Riverside Palm Springs. Comment
  RSA530736  Dithyrea californica Ora M. Clark 1929-2-22 1575 Riverside E. of Whitewater, Colorado Desert. Comment
  SBBG72435  Dithyrea californica unknown 1895-1 Riverside Palm Springs Comment
  RSA359605  Dodecatheon clevelandii Steve Boyd 1986-3-9 1401 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash 366 Comment
  RSA615142  Dodecatheon clevelandii A. C. Sanders, O. F. Clarke, H. Forster 1997-3-2 19762 Riverside Box Springs Mountains E side of the range in Pigeon Pass area, above W end of Quail Call Drive, in canyon just west of section line. 610 Comment
  RSA125540  Drymocallis glandulosa R. Weatherby 1949-6-6 654 Riverside Santa Rosa Mts. 1982 Comment
  RSA1661  Drymocallis glandulosa Carl B. Wolf 1931-5-11 1961 Riverside Near Pipe Creek, above Hemet Valley. 1677 Comment
  RSA0123092  Dudleya cymosa Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8989 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA494649  Dudleya lanceolata B. L. Phillips 1988-6-2 s.n. Riverside E Riverside, near Creek on W side of Box Springs Mt. Comment
  UCR127557  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2003-5-21 26788 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
  UCR3506  Dudleya lanceolata Frances Miller 1964-5-9 M- 6432 Riverside 20 ft below R.R. tracks, base of Box Springs Mtns., near end of Big Springs Rd. 381 Comment
  CAS-BOT-BC109648  Dudleya saxosa subsp. aloides K. Nakai 1980-12-25 688 Riverside San Jacinto Mountains, 4.0 miles west of Mountain Center on Highway 74. 1219 Comment
  POM301794  Dyssodia cooperi J. Cole 1942-05 s.n. Riverside Ruby Lee Mine, NE Joshua Tree National Monument Comment
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Nov 13 2011
  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
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Sep 17 2011
  LA30298  Echinocereus engelmannii Mary V. Hood; 1941-4-5 41- 37 k* Riverside Road to, and in Pinto Basin 609 Comment
  UCR131797  Echinochloa crus-galli Mitch Provance 1998-6-20 703 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
  CLARK-A1528-202  Eclipta alba John C. Roos 1951-9-22 5233 Riverside Riverside 243 Comment
  GMDRC6548  Ehrendorferia chrysantha J. M. Andre 2012-6-15 30500 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  RSA725941  Ehrharta longiflora Tom Chester 2005-4-20 581 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, south side 239 Comment
  UCSB52656  Elatine californica Thorne, Robert; Thorne, M.; Wisura, Walter 1978-5-21 Riverside Santa Rosa Plateau: Mesa de Colorado; W and S margin of vernal marsh 609 Comment
  RSA593897  Elatine chilensis Steve Boyd, Dave Bramlet 1996-4-19 8610 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  UC838792  Eleocharis bella Philip A. Munz 1922-5-20 5472 Riverside Kenworthy San Jacinto Mountains 1432 Comment
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Mar 25 2011
  UCR182517  Eleocharis macrostachya Mitch Provance 2005-5-17 6568 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  RSA714377  Eleocharis parishii T. B. Salvato, John Green 2004-5-27 605 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1402 Comment
  CAS-BOT-BC112270  Eleocharis rostellata W. R. Dudley 1903-12-26 s.n. Riverside Palm Springs Comment
  UCR207218  Elymus O. F. Clarke 2007-6-8 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UC38190  Elymus glaucus H. S. Yates June 1901 2207 Riverside San Jacinto Mountains; s side 1645 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
  LA14853  Elymus multisetus F. M. Reed; 1906-5-14 sn Riverside about Riverside Comment
  UCR201660  Elymus stebbinsii Scott D. White, Justin M. Wood 2008-6-17 12152 Riverside San Jacinto Mountains, south of Hwy 79 near Keen Camp Summit 1463 Comment
  UCR2369  Elymus triticoides F. M. Reed 1904-6-12 595 Riverside Riverside, Riverside, crossing of zanja and outfall sewer near city dump, on Santa Ana River 244 Comment
  UCR2370  Elymus triticoides H. S. Fawcett 1913-12-24 1108 Riverside West Riverside, along main road, Santa Ana River flats 244 Comment
  RSA525694  Emmenanthe penduliflora Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4565 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  UCR101581  Emmenanthe penduliflora Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  UCR41358  Emmenanthe penduliflora N. M. Fellows 1985-3-16 107 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mile west of Snow Creek Village 489 Comment
  UCSB5253  Emmenanthe penduliflora Sage, Paul 1958-3-21 Riverside In Whitewater Canyon, east side of wash, off road up canyon 1.6 mi. from its jct. with U.S. 60 426 Comment
  RSA623984  Encelia actoni Arthur R. Kruckeberg 1939-4-11 140 Riverside Desert side of Santa Rosa Mts. Comment
  UC1929885  Encelia actoni Scott D. White, Michael Honer 2003-5-13 9251 Riverside SAN BERNANDINO MOUNTAINS: Whitewater Canyon, ca. 2 miles north of Bonnie Bell. (Whitewater) Comment
  VVC2872  Encelia actoni Tim Thomas, P. J. MacKay 2010-4-10 5051 Riverside San Bernardino Mtns., Whitewater River; Mouth of Catclaw Flat, on ridge to immediate west. 896 Comment
  SDSU13552  Encelia californica W. Miller, C. Mosse 1972-7-20 Riverside 1/4 mi. from south gate. Comment
  UC111153  Encelia californica F. M. Reed 1905-4-10 796 Riverside Arlington Heights Comment
  CAS-BOT-BC131326  Encelia farinosa Steve Boyd 2007-4-20 11724 Riverside Peninsular Ranges; Perris-Aguanga Basin region: Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of Walsh Canyon, ca. 0.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old... 549 Comment
  UC895522  Encelia farinosa I. Johnston 1917-6-5 1237 Riverside hills s Arlington 365 Comment
  UCR75064  Encelia farinosa A. C. Sanders, E. J. Lawlor 1992-4-4 12129 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  POM356693  Encelia farinosa var. farinosa Anstruther Davidson 1920-05 s.n. Riverside Temescal Comment
  POM356695  Encelia farinosa var. farinosa Gus Gluechert 1937-4-12 s.n. Riverside Palm Springs. Comment
  POM7054  Encelia farinosa var. farinosa P. A. Munz, L. T. Street, Williams 1919-3-26 2337 Riverside Palm Springs. 213 Comment
  RSA525426  Encelia farinosa var. farinosa Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4534 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake Comment
  POM122185  Encelia frutescens Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  RSA0050255  Encelia frutescens J. M. Andre 2013-3-27 24845 Riverside along Wilson River Crossing Rd, 0.8 mi. east of Hwy 95, 12.4 mi. south of Vidal Jct 114 Comment
  RSA0056204  Ephedra californica W. Marquart 1938-3-12 s.n. Riverside Mule Mountains south of Chuckawall Range. Comment
  RSA4033  Ephedra trifurca C. B. Wolf 1932-4-29 3123 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  SBBG402  Ephedra viridis H. and M. Dearing 1949-4-11 6748 Riverside above Cathedral City, Palms to Pines Hwy Comment
  RSA17493  Epilobium canum subsp. canum Percy C. Everett 1936-8-28 8235 Riverside Santa Ana Mountains. North end of La Cienega. 732 Comment
  RSA617990  Epilobium pygmaeum R. E. Riefner Jr. 1998-9-13 98 -476 Riverside Elsinore Trough; Wildomar. Comment
  RSA741435  Equisetum laevigatum Scott D. White, Justin M. Wood 2008-6-18 12250 Riverside Meadow N/W of Keen Camp Summit, SW of hwy 79. 1402 Comment
  SEINET13709263  Equisetum telmateia J. Adams, J. Adams (Botany) 1966-1 744 Riverside Santa Rosa Plateau, on Dirt Rd from Murrieta to De Luz 2500 Ft 762 Comment
  CDA2087  Eragrostis cilianensis Steve Boyd 1989-7-9 3770 Riverside City of Riverside, 4863 Rubidoux Ave. 0 Comment
  JOTR33118  Eragrostis cilianensis La Doux, Tasha, Mike Bell 2003-10-17 1600 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash 1310 Comment
  POM10058  Eremalche exilis Charlotte M. Wilder 1907-4-9 638 Riverside Wash from Palm Canyon Comment
  RSA432673  Eremalche exilis Christopher Davidson 1973-4-19 1984 Riverside Joshua Tree Natl. Monument, ca 4 mi. E of Split Rock, ca 1.5 mi S of park entrance. 1220 Comment
  RSA432675  Eremalche exilis M. B. Dunkle 1937-3-25 4936 Riverside Colorado Desert Comment
  OBI8351  Eremalche rotundifolia David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12058 Riverside Along Box Cyn Rd, ca 20 mi ENE of Mecca in Orocopia Mts 274 Comment
  UC218033  Eremalche rotundifolia P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4874 Riverside vicinity of Corn Springs Corn Springs; Colorado Desert, Chuckwalla Mts. 457 Comment
  UCR148481  Eremalche rotundifolia 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
  UCR165272  Eremalche rotundifolia 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
  UCR51972  Eremalche rotundifolia Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2156 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  RSA49365  Eremothera boothii subsp. condensata P. A. Munz 1949-4-11 13000 Riverside Mojave Desert. Joshua Tree National Monument. Eastern end of Monument. 945 Comment
  SBBG87906  Eremothera refracta A. C. Sanders, B. Pitzer, D. Charlton 1986-3-2 6059 Riverside Chuckwalla Bench, S side of the Chuckwalla Mtns, on the Bradshaw Rd ca. 2 mi E of the gasline rd 640 Comment
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Jun 1 2011
  UC73655  Eriastrum densifolium M. F. Gilman 1904-1 32 Riverside Banning Comment
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Mar 13 2011
  UC1787348  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 137 Riverside San Jacinto Mountains: Thomas Mountain Road, 1.5 km west of Thomas Mountain Campground, both sides of road 1938 Comment
  UCR59520  Eriastrum densifolium subsp. densifolium Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3610 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  RSA0105464  Eriastrum densifolium subsp. densifolium Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto & Santa Rosa Mts. 1249 Comment
  SD137689  Eriastrum densifolium subsp. elongatum Darin L. Banks, Steve Boyd 1995-10-17 784 Riverside Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground, along the broad alluvial benches north of where Arroyo Seco turns to the east. 512 Comment
  UCR98431  Eriastrum diffusum Theo Glenn 1991-5-8 91- 76 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 378 Comment
  UCR169924  Eriastrum eremicum Scott D. White, Jennifer H. Jones 2005-4-21 10946 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR199829  Eriastrum eremicum Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11280 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
  JOTR34196  Eriastrum eremicum subsp. eremicum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2989 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
  RSA0120067  Eriastrum eremicum subsp. eremicum Mark Brunell, M. Okada 1993-5-29 s.n. Riverside Sonoran (Colorado) Desert: Palm Springs area, SW corner of HWY 111 and Gene Autry Trail. 104 Comment
  CAS-BOT-BC514455  Eriastrum eremicum subsp. eremicum L. R. Abrams 1926-3-26 11039 Riverside Palm Springs Comment
  CAS-BOT-BC514458  Eriastrum eremicum subsp. eremicum L. R. Abrams 1926-3-26 11010 Riverside Palm Springs Comment
  CAS-BOT-BC514466  Eriastrum eremicum subsp. eremicum Annie M. Alexander; Louise Kellogg 1941-6-1 2265 Riverside Intersection of Morongo and main highway 243 Comment
  CAS-BOT-BC514471  Eriastrum eremicum subsp. eremicum K. Larson 1976-6-8 2041 Riverside 20 mi SW of Desert Center 609 Comment
  RSA0120108  Eriastrum eremicum subsp. eremicum R. F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-22 53568 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line near jct of road to Split Rock and 29 Palms; Valley W of Pinto Mountains. 1098 Comment
  SEINET3087419 Image available Eriastrum sapphirinum B. Pitzer 1986-5-24 232 Riverside Whitewater Canyon, ca. 5 mi N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 0.25 mi N of hatchery boundary. 7.5' quad. 732 Comment
  UCR164934  Eriastrum sapphirinum T. B. Salvato, John F. Green 2004-5-27 623 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  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
  RSA0121572  Eriastrum sapphirinum subsp. dasyanthum Steve Boyd, Valerie Soza 2004-6-22 11546 Riverside Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along forest service road 5N13 near 5N06. 1463 Comment
  RSA0122960  Eriastrum sapphirinum subsp. dasyanthum Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mountains, ca. 1 mile SE of town of Nuevo. 640 Comment
  RSA0121581  Eriastrum sapphirinum subsp. dasyanthum Percy C. Everett 1935-6-18 7176 Riverside Santa Ana Mountains, San Juan Canyon, near Ortega Highway on road [North Main Divide Road] to Santiago Pk. 701 Comment
  UCR89903  Ericameria cuneata A. C. Sanders 1995-11-26 17921 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  RSA23701  Ericameria linearifolia R. S. Woglum 1934-3-18 627 Riverside Snow Creek, Coachella Valley Comment
  CAS-BOT-BC298881  Ericameria nauseosa var. bernardina Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mts Comment
  CAS-BOT-BC298121  Ericameria nauseosa var. oreophila Philip A. Munz 1946-10-19 11572 Riverside Canyon at junction of Highway 74 and road to Old Santa Rosa Indian Village 1219 Comment
  UCR22309  Ericameria parishii Steve Boyd 1980-12-20 367 Riverside Peninsular Range, Gavilan Hills, Gavilan plateau, radio tower ridge south of Gavilan Peak Comment
  CAS-BOT-BC131642  Ericameria parishii var. parishii Edmund C. Jaeger 1923-7-12 1004 Riverside East slope San Jacinto Mts. 2133 Comment
  LA203163  Ericameria teretifolia Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside Palms-to-Pines Highway Comment
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Feb 27 2014
  UCD131907  Erigeron foliosus R. N. Raynor 1938-6-20 s.n. Riverside Coahuila. Comment
  UCR140725  Erigeron foliosus A. C. Sanders 2004-5-12 27880 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR159251  Erigeron foliosus A. C. Sanders, Kelly Volansky 2005-8-31 31571 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  IRVC27397  Erigeron foliosus var. foliosus A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15776 Riverside N slope of the mtns: nameless tributary to Azalea Creek, ca. 1 mi. due S of the Twin Pines Ranch buildings. San Jacinto Mtns 1128 Comment
  UCR150574  Erigeron foliosus var. foliosus D. L. Banks, Michael Kinney 1998-6-8 2210 Riverside Peninsular Ranges; Palomar Mountains region, 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 476 Comment
  POM263072  Eriochloa aristata J. C. Roos 1937-8-20 477 Riverside Palo Verde Valley, Colorado Desert. Comment
  CLARK-A1528-2970  Eriodictyon crassifolium John C. Roos 1965-6-13 Riverside San Jacinto Mountains Comment
  RSA161231  Eriodictyon crassifolium Peter H. Raven 1959-4-23 14017 Riverside 1.2 miles west of Dripping Springs. Comment
  SEINET10935932  Eriodictyon crassifolium James S. Miller 1992-5-8 Miller 7453 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  UCR899  Eriodictyon crassifolium var. crassifolium Leona Burnett 1965-5-2 s.n. Riverside San Jacinto Mtns, Chino Canyon, parking lot of Palm Springs Aerial Tramway. 610 Comment
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Sep 3 2011
  UCR279326  Eriogonum A. C. Sanders, Jim Malusa 2017-3-23 42916 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
  UCR111261  Eriogonum apiculatum Ralph Hoffmann 1929-9-7 s.n. Riverside San Jacinto Mountains, Fuller's Mill Comment
  CAS-BOT-BC242792  Eriogonum davidsonii E. K. Balls; P. C. Everett 1953-8-19 18529 Riverside Hwy from Banning to Idyllwild, s.e. from Lake Fullmore [Fulmore] 1676 Comment
  GMDRC3111  Eriogonum davidsonii J. Andre, T. La Doux 2008-9-13 10278 Riverside Little San Bernardino Mountains: Joshua Tree National Park: Upper Wilson Canyon on E. side of paved Hwy.. Elev. 3252 ft. 991 Comment
  JOTR29159  Eriogonum davidsonii La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1235 Riverside Joshua Tree National Park. Key's view Comment
  RSA393467  Eriogonum davidsonii Anstruther Davidson 1892-7-3 s.n. Riverside San Jacinto. Comment
  SEINET6340502  Eriogonum davidsonii Norman C. Cooper 1944-6-16 1558 Riverside San Jacinto Mountain, above Pine Cove 2073 Comment
  UCR26621  Eriogonum davidsonii E. W. Lathrop 1966-5-29 6392 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  UCR260951  Eriogonum deflexum Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6025 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well 107 Comment
  RSA0108826  Eriogonum deflexum var. deflexum Duncan S. Bell, Amanda Turek 2009-3-30 177 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA413256  Eriogonum elongatum James C. Dice, J. D. Tenhunen 1987-9-9 722 Riverside Ca. 1.6 kilometers NNW of Royal Oak Ranch. 380 Comment
  RSA596114  Eriogonum elongatum var. elongatum D. L. Banks 1996-11-7 1199 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, 150 m E of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 579 Comment
  SDSU13544  Eriogonum elongatum var. elongatum W. Miller with C. Mosse 1972-8-9 Riverside Comment
  UC1348957  Eriogonum evanidum Louis B. Ziegler 1967-10-10 Riverside Hemet Valley San Jacinto Mts., Hemet Valley 1402 Comment
  RSA708052  Eriogonum fasciculatum subsp. foliolosum Scott D. White, Angelia Carey 2004-4-16 10169 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR176889  Eriogonum fasciculatum subsp. polifolium Tracy Tennant 1998-7-1 s.n. Riverside San Jacinto Valley, SE of Winchester, 'North Hills', at south end of California Ave. 457 Comment
  RSA26984  Eriogonum fasciculatum var. flavoviride C. L. Hitchcock 1940-4-1 5903 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  CAS-BOT-BC249960  Eriogonum fasciculatum var. foliolosum Lewis S. Rose 1938-12-25 38352 Riverside 31 mi. w. of Indio, Palms to Pines Highway, San Jacinto Mts. 1280 Comment
  RSA34560  Eriogonum fasciculatum var. foliolosum N. C. Cooper 1944-6-17 1410 Riverside Banning. 701 Comment
  SEINET6418379  Eriogonum fasciculatum var. foliolosum T. Reeves 1978-5-13 6894 Riverside San Jacinto Mtns. Foothills SE of Banning. Access via Westward Ave. 671 Comment
  SD93053  Eriogonum fasciculatum var. polifolium W. Bertsch 1954-5-1 530 Riverside Road from Banning to Idlewild 914 Comment
  UCR11685  Eriogonum fasciculatum var. polifolium Carl Epling, Wm. Robison 1933-6-24 s.n. Riverside San Gorgonio Wash Comment
  CAS-BOT-BC253493  Eriogonum gracile James L. Reveal; Caroline G. Reveal 1972-8-9 2851 Riverside Along California Highway 74, at Strawberry Creek about 5.5 miles west of the junction with Highway 243, San Jacinto Mountains 868 Comment
  UCR154394  Eriogonum gracile A. C. Sanders, Mike Misenhelter 2005-6-15 30971 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR166711  Eriogonum gracile var. gracile Scott D. White 2005-7-6 11158 Riverside San Jacinto Mtns/Sonoran/Colorado Desert, San Gorgonio Pass: Cabazon. Toeslope of the San Jacinto Mtns and adjacent fan west of San Gorgonio River, south of the I-10 Fwy 610 Comment
  RSA487231  Eriogonum gracile var. incultum James L. Reveal, C. Rose Broome 1987-6-27 6602 Riverside San Gorgonio Pass, along the road to Dunkel Spring (Esperanza Avenue) southeast of Cabazon in the riverbed of the San Gorgonio River. 541 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
  UCR72196  Eriogonum inflatum Theo Glenn 1991-5-20 91- 102 Riverside Sonoran (Colorado) Desert, Arica Mts, SW of Rice 320 Comment
  UC849226  Eriogonum maculatum I. W. Clokey 1935-4-17 6582 Riverside Cottonwood Springs Comment
  CAS-BOT-BC269790  Eriogonum nudum var. pauciflorum John Thomas Howell 1927-8-2 2930 Riverside Top of control on road to Hemet, Mt. San Jacinto 1371 Comment
  JEPS56625  Eriogonum nudum var. pauciflorum Carl V. Meyer 1928-8-1 623 Riverside near water supply spring (Tahquitz group, U. S. government summerhome site lots); San Jacinto Mt., U. S. government summerhome site lots 1767 Comment
  UC849804  Eriogonum nudum var. pauciflorum I. W. Clokey, E. G. Anderson 1935-8-21 6590 Riverside Keen Camp P.O. 1425 Comment
  UCR24320  Eriogonum plumatella John C. Roos 1943-10-17 2742 Riverside Sonoran (Colorado) Desert, Dry Morongo Wash 671 Comment
  CAS-BOT-BC33969  Eriogonum plumatella var. jaegeri Edmund Carroll Jaeger 1921-11-5 251 Riverside Dry Morongo Wash, near Hole-in-the-Wall Spring Comment
  RSA424846  Eriogonum pusillum Christopher Davidson, B. Gustafson 1977-4-7 5594 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  POM244313  Eriogonum saxatile E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  CAS-BOT-BC263515  Eriogonum thomasii Marcus E. Jones 1926-2-16 s.n. Riverside Near Shaver's Well, Colorado Desert Comment
  CAS-BOT-BC263517  Eriogonum thomasii H. M. Hall 1905-4-1 5812 Riverside 10 miles west of Coachella 152 Comment
  CAS-BOT-BC263518  Eriogonum thomasii Frank W. Peirson 1926-1-31 6490 Riverside Abundant at Dos Palmas, Colorado Desert Comment
  CHSC109689  Eriogonum thomasii Steve Boyd; T. Morgan, A. Virgen, S. DeGroot, V. Arvizu, 2004-5-14 11213 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road oof of main aqueduct road at siphon station. Within boundaries of U.S. Navy's chocolate Mountains Aerial Gunnery Range. Comment
  JEPS56267  Eriogonum thomasii W. L. Jepson 1928-4-23 12546 Riverside Shaver's Well Colorado Desert, Shaver's Well 152 Comment
  SD225075  Eriogonum thomasii G. K. Helmkamp 1998-2-5 2674 Riverside Little San Bernardino Mtns. 3.2 mi N of jct of Thousand Palms Canyon Rd & Dillon Rd. 456 Comment
  UC412849  Eriogonum thomasii S. B. and W. F. Parish Apr 1882 1203 Riverside Agua Caliente Comment
  UC6366  Eriogonum thomasii C. R. Orcutt Apr. 1889 Riverside Colorado Desert Comment
  UCR104834  Eriogonum thomasii George K. Helmkamp 1998-4-4 3171 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  UCR163080  Eriogonum thomasii B. G. Pitzer 2000-5-7 4141 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
  UCR108472  Eriogonum thurberi A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16196 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  UC1032224  Eriogonum trichopes H. S. Yates 1937-6-28 6737 Riverside near Palm Springs; San Jacinto Quadrangle Comment
  UC472771  Eriogonum trichopes M. F. Spencer Apr 1922 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  UCR244302  Eriogonum trichopes Jim Andre 2012-4-15 20857 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  CDA28204  Erioneuron pulchellum A. A. Beetle 1942-4-23 3186 Riverside Rt. 95, 9 miles north of Blythe. 0 Comment
  SBBG133379  Eriophyllum ambiguum var. paleaceum S. Boyd, A. Maurice, P. Lubinsky, L. Lubinsky 2003-4-17 10480 Riverside E side of mouth of Chino Cyn, along rd to Palm Springs Tram Station Comment
  RSA6121  Eriophyllum confertiflorum C. B. Wolf 1932-5-25 3691 Riverside 1/4 mile SW of summit of Moreno Grade, Bad Lands SW of Beaumont 671 Comment
  RSA771124  Eriophyllum confertiflorum Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5001 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm). 750 Comment
  RSA92625  Eriophyllum confertiflorum F. W. Peirson 1924-7-29 5023 Riverside Road between Banning and Idyllwild. 1767 Comment
  SBBG100492  Eriophyllum confertiflorum var. confertiflorum W. L. Halvorson 1977-4-1 77 -223 Riverside ca. 5 mi S of Temecula Comment
  SDSU13043  Eriophyllum confertiflorum var. confertiflorum Janet M. Knotts, Jill Steinberg 1998-3-11 11 III1998C Riverside Ca. 1/4 mile along foot trail leading southeast from road, ca. 1/4 mile northeast of Santa Margarita (SDSU) Field Station, north of Santa Margarita River. 335 Comment
  UC1536860  Eriophyllum confertiflorum var. confertiflorum G. H. True Jr. 1935-3-15 104 Riverside Gavilan Hills 365 Comment
  UC668358  Eriophyllum confertiflorum var. confertiflorum Annie M. Alexander and Louise Kellogg 1941-4-24 2073 Riverside gorge of Dry Morongo Creek; Morongo Valley 640 Comment
  RSA604747  Eriophyllum multicaule A. C. Sanders 1995-4-16 16559 Riverside Glen Avon: Jurupa Hills (draining toward Fontana), Pyrite St. Canyon. 335 Comment
  SBBG122776  Eriophyllum multicaule A. Parikh 1990-4-23 154 Riverside E of Gavilan Pk, 0.2 km S of Ida Leona Rd, 1 km E of Gavilan Rd 627 Comment
  UCR92348  Eriophyllum multicaule Scott D. White, T. Keeler-Wolf 1994-5-8 s.n. Riverside San Jacinto Mtns, Foothills, San Jacinto River wash at eastern edge of Valle Vista 549 Comment
  POM229013  Eriophyllum wallacei P. A. Munz 1937-5-30 15108 Riverside Dos Palmos Spring, north end of Santa Rosa Mountains. 1098 Comment
  POM307281  Eriophyllum wallacei Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2138 Riverside Santa Rosa Mountains. Comment
  RSA651111  Eriophyllum wallacei Marion P. Harthill 1971-3-19 32 Riverside Palm Desert. Comment
  RSA69366  Eriophyllum wallacei G. R. Campbell 1951-5-30 16139 Riverside 9 miles west of Anza. 1067 Comment
  UCR178573  Eriophyllum wallacei R. G. Swinney 1967-3-5 0044 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  UCR178611  Eriophyllum wallacei Mitch Provance, Tracy Tennant 1998-6-16 MOR- 388 Riverside San Bernardino Mtns., Morongo Indian Reservation, 0.5 mi. north of junction of East Branch and Millard Canyon 1220 Comment
  RSA613894  Erodium brachycarpum A. C. Sanders, Giles Waines, Ehdaie, Aryavand 1997-3-12 19842 Riverside Lower Rawson Canyon, along road NE of Skinner Lake. 457 Comment
  RSA390947  Erodium brachycarpum Christopher Davidson 1977-5-25 5644 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mountains. Southern California 701 Comment
  SDSU13539  Erodium cicutarium W. Miller with C. Mosse 1972-7-20 Riverside Comment
  UCSB54162  Erodium cicutarium McKinley, Gale 1985-3-26 Riverside 100 yards east of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  SD224984  Erodium moschatum A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19874 Riverside Lake Skinner area: lower Rawson canyon, just NE of the lake along the road. 456 Comment
  RSA700097  Erodium moschatum Virginia Moran 2003-4-2 s.n. Riverside Collected from Warm Springs Preserve, managed by the Center for Natural Lands Management. Located approximately 8 km. north of Temecula, approximately 3 km. northeast of the end of Hunter Road. Comment
  UCD103002  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside 30 miles n. of Ogilby, along rd. to Blythe.Riverside County: 30 miles N of Ogilby, along road to Blythe. Comment
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Mar 2 2013
  UCR33575  Erodium texanum Sears 1978-3-16 813 Riverside Sonoran (Colorado) Desert, 3.5 mi SE of Midland 244 Comment
  UCR14767  Eryngium aristulatum var. parishii A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 676 Riverside Santa Ana Mtns., Santa Rosa Plateau, west of Murrieta, c. 1/2 mile west of large vernal pool on Mesa de Colorado, intersection of Avocado Mesa Rd. & Los Gatos Rd. 623 Comment
  HSC78564  Erysimum capitatum A. C. Sanders 1980-7-18 1651 Riverside Thomas Mtn., campground to the summit at the lookout 1982 Comment
  RSA507947  Erysimum capitatum Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2265 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  SD134372  Erythranthe breweri Craig Reiser 1992-5-9 Riverside San Jacinto Mountains, Thomas Mountain Comment
  RSA0016059  Erythranthe breweri Gary D. Wallace 2003-7-8 4036 Riverside Hidden Lake. Comment
  RSA0020086  Erythranthe floribunda Scott D. White, Justin M. Wood 2008-6-19 12261 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1585 Comment
  RSA0020240  Erythranthe floribunda M. B. Dunkle 1933-7-21 3725 Riverside Idyllwild. 1616 Comment
  SD119897  Erythranthe guttata Louis B. Ziegler 1967-7-17 187 Riverside San Jacinto Mountains. Hemet Valley. Near Herkey Creek Canyon. Moist ground 1584 Comment
  JOTR32898  Eschscholzia La Doux, Tasha 2008-2-4 2940 Riverside Joshua Tree National Park. Stop #1: Hexie Mtns./Porcupine Wash; open sandy wash near road heading to Cottonwood. 745 Comment
  RSA0022955  Eschscholzia androuxii Ora M. Clark 1929-2-23 1564 Riverside North Whitewater. Comment
  RSA0022935  Eschscholzia androuxii Robert F. Thorne 1973-3-30 42661 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA0023132  Eschscholzia androuxii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs. Comment
  RSA433693  Eschscholzia californica Ora M. Clark 1929-2-24 1512 Riverside Cabazon, Colorado Desert. Comment
  RSA433695  Eschscholzia californica D. A. Young 1969-3-21 395 Riverside 11 mile W of Elsinore, along Hwy 71. 244 Comment
  JEPS121460  Eschscholzia minutiflora Adam C. Schneider with Will Freyman 2014-2-16 404 Riverside East side of Highway 177. Comment
  RSA0046720  Eschscholzia minutiflora Jim Andre 2014-1-27 26652 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
  RSA0110191  Eschscholzia minutiflora Duncan S. Bell 2010-4-2 711 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  UCD94294  Eschscholzia minutiflora Shannon M. Still; Robert Lee 2009-3-3 453 Riverside California. Riverside County: Joshua Tree National Park. 530 Comment
  UCR214431  Eschscholzia minutiflora A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37494 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 244 Comment
  UCD96514  Eschscholzia papastillii Shannon M. Still; Robert Lee 2009-3-3 452 Riverside California. Riverside County: Joshua Tree National Park. 537 Comment
  RSA0023220  Eschscholzia papastillii Robert F. Thorne 1963-3-29 32369 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  CAS-BOT-BC419616  Eschscholzia parishii Javier Penalosa 1963-4-11 2805 Riverside Pines to Palms Hwy. (#74) above Palm Desert 762 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
  CHSC99598  Eschscholzia parishii LeRoy Gross; Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1421 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. Near 33 deg. 37'32'N, 115deg.19'54'W to 33deg.36'52'N, 115deg.19'54'W. UTM 3721895N,655238E to 372066N, 654757E. General collecting along canyon bottom and slopes. Yellow flowered annual growing in sand on bottom of canyon. 514 Comment
  RSA66277  Eschscholzia parishii F. W. Peirson 1922-4-9 2872 Riverside Murray Canyon, Palm Springs region 305 Comment
  SDSU12879  Eucalyptus camaldulensis J. Jill Steinberg, Leon Steinberg 1998-4-5 36 Riverside Ca. 50 yards north of abandoned trailer northwest of entrance gate to Santa Magarita (SDSU) Field Station, in abandoned grove of Eucalyptus just south of small stream. 311 Comment
  IRVC27459  Eucalyptus gomphocephala A. C. Sanders, O. F. Clarke 1992-3-17 12069 Riverside University of California, Riverside Comment
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Sep 10 2011
  SD187425  Eucrypta chrysanthemifolia Scott D. White, Angelia Carey 2004-4-16 10191 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes 548 Comment
  UC880718  Eucrypta chrysanthemifolia var. chrysanthemifolia P. A. Munz 1922-4-29 5081 Riverside w of Lake Elsinore (e slope of Elsinore Mts); Elsinore Mts. 487 Comment
  UCR892  Eucrypta chrysanthemifolia var. chrysanthemifolia D. C. Wald 1967-5-13 s.n. Riverside Perris-Aguanga Basin region, Bernasconi Hills near Lakeview, on slope opposite Big Rock 503 Comment
  UCR41849  Eucrypta micrantha A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6111 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCD107067  Eulobus californicus Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  UCR188699  Euphorbia J. M. Stewart 1989-10-17 616 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, c. 10 mi west of Wiley's Well 305 Comment
  UCR240267  Euphorbia abramsiana Neal Kramer, Wendy McBride 2012-9-3 2068 Riverside Sonoran (Colorado) Desert, south side of Power Line Rd c. 2.75 miles east of Wily's Well Rd and 1.65 miles south of I-10 Fwy 129 Comment
  POM2677  Euphorbia lathyris Jenkins, L. T. Street 1956 Riverside San Jacinto River Canyon. Comment
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Mar 1 2014
  UCR181163  Euphorbia ophthalmica R. E. Riefner Jr. 2005-8-7 05- 591 Riverside Sonoran (Colorado) Desert, Coachella Valley; Rancho Mirage, along Hwy 111 76 Comment
  RSA696840  Euphorbia polycarpa Mary Edmunds 1932-3-24 s.n. Riverside Oasis. [Coachella Valley? County not specified] Comment
  UCR112556  Euphorbia polycarpa A. C. Sanders 1998-3-17 21747 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  POM214415  Euphorbia polycarpa var. hirtella E. C. Jaeger 1939-12-3 s.n. Riverside Canyon of Orocopia Mountains, south of Hayfield reservoir. 427 Comment
  CLARK-A1528-441  Euphorbia serpyllifolia C. M. Flanagan 1973-6-13 OO 717 Riverside Morongo Indian Reservation 1127 Comment
  UCR264236  Euphorbia setiloba A. C. Sanders, Jim Malusa 2015-9-10 41843 Riverside Sonoran (Colorado) Desert, mouth of Red Canyon at Salt Creek wash 390 Comment
  CAS-BOT-BC167369  Fagonia laevis Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway, Mt. San Jacinto Comment
  RSA480079  Fagonia laevis Steve D. Boyd, Richard Noyes, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2168 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  SEINET885180  Fagonia laevis T. L. Burgess 1980-1 5800 Riverside Hwy 74, 6.1 miles south of junction with Hwy 111 in Palm Desert. 533 Comment
  UC625383  Fagonia laevis Roxana S. Ferris 1939-3-29 9708 Riverside between Hayfields Reservoir and Desert Center (Indio-Blythe Highway) Comment
  CAS-BOT-BC59765  Ferocactus cylindraceus Ira L. Wiggins 1937-3-9 8748 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA439066  Ferocactus cylindraceus H. de Forest 1924-4-15 s.n. Riverside Near Whitewater Highway. Palm Springs Road. Comment
  POM12597  Ferocactus cylindraceus var. cylindraceus P. A. Munz 1922-5-7 5295 Riverside Mission Creek, Colorado Desert. Comment
  UCR167420  Festuca John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  UCR113941  Festuca arundinacea Mitch Provance 2000-6-24 2065 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  UCR201876  Festuca arundinacea Justin M. Wood 2008-9-22 158 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCR214150  Festuca microstachys A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37714 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, 0.45 mi NNE (14 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 418 Comment
  UCR213511  Festuca microstachys var. pauciflora A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37837 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  UCR155332  Festuca myuros A. C. Sanders, Mike Misenhelter 2005-3-23 29270 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR22058  Festuca myuros Steve Boyd 1980-4-27 145 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  RSA0120622  Festuca octoflora Duncan S. Bell, Thomas Stoughton 2016-3-15 8933 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
  UCR250057B  Filago californica A. C. Sanders 2001-3-20 23851 Riverside Western Colorado Desert, Coachella Valley, Garnet, north side of 19th Ave., 1/2 mi. (airline) NW of intersection of I-10 and Indian Ave. 235 Comment
  SEINET7048181  Filago californica Steven R. Hill 2001-5-3 33690 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  UCSB63087  Flaveria trinervia Sanders, A. 1981-10-31 Riverside McKinley St. between Riverside and Corona, 3/10 mi. north of Hwy 91 and +100 yds west of McKinley 304 Comment
  UC64538  Fragaria vesca H. M. Hall Aug 1897 861 Riverside San Jacinto Mountains 1828 Comment
  JEPS30096  Frankenia salina S. B. Parish 1897-5-31 4396 Riverside Elsinore 396 Comment
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Nov 24 2011
  SEINET238487  Frankenia salina A. C. Sanders, D. Malueg; K. D. Jones et al 2000-9-8 23638 Riverside Perris-Aguanga Basin Region: French Valley gasline right of way just south of Los Alamos/Thompson Rd. on the east side 409 Comment
  UCR35004  Frasera parryi L. B. Ziegler 1972-6-26 486 Riverside San Jacinto Mtns, [Hemet] Garner Valley 1400 Comment
  SD247460  Fraxinus velutina Fred T. Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco (Corona North 7.5'Q) 175 Comment
  POM319081  Fraxinus velutina var. coriacea Patricia Wilder 1970-10-15 4804 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  UCR76157  Fumaria parviflora John Wear 1993-1 s.n. Riverside Coachella Valley, near Mecca Hills 61 Comment
  POM3365  Funastrum cynanchoides var. hartwegii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Colorado Desert. 366 Comment
  RSA583206  Funastrum cynanchoides var. hartwegii R. E. Riefner 1995-9-6 95 -350 Riverside El Cerrito, near Temescal Canyon Road, Climbing onn willows near Temescal Wash. 366 Comment
  UCR187480  Galium angustifolium Diane Menuz 2006-6-6 130 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Miller Canyon, 1 hour hike from road 549 Comment
  SBBG101768  Galium angustifolium subsp. angustifolium S. Boyd, T. Ross 1991-6-14 6404 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
  UCR21952  Galium angustifolium subsp. angustifolium Steve Boyd 1980-5-11 246 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  JOTR37460  Galium angustifolium subsp. gracillimum Hodges, Stephen, T. Green 2016-5-24 582 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  RSA689700  Galium angustifolium subsp. jacinticum Valerie L. Soza, Naomi S. Fraga, Sarah Swartzentruber 2003-6-25 1708 Riverside Lake Fulmore; NW side of Lake. 1616 Comment
  UCR189558  Galium angustifolium subsp. jacinticum Amy Rowland 2007-6-22 089 Riverside Peninsular Range, San Jacinto Mounains, Cahuilla Mountain Trail, c. 0.5mi north of peak of Cahuilla Mountain 1669 Comment
  RSA701506  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot 2004-7-8 1301 Riverside On Chimney Flats Road (5S06) near intersection of 5S04 (the road to Alvin Meadows). 1524 Comment
  RSA36548  Galium hilendiae subsp. hilendiae Sara M. Schenck 1941-5-30 s.n. Riverside Quail Mt. Joshua Tree National Monument. 1585 Comment
  SDSU13968  Galium nuttallii subsp. nuttallii Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2104 Riverside North end of El Valle meadow. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  UC1562808  Galium parishii Barbara Ertter with Ken Berg, Roxanne Bittman, and Tim Krantz 1987-9-6 7431 Riverside head of Andreas Canyon San Jacinto Mts., Red Tahquitz Peak (n side of peak, w edge of barren bowl of decomposed granite nw of steep ridge) 2438 Comment
  UCR17531  Galium parishii Frank C. Vasek 1979-7-26 790726- 02 d Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  POM15038  Galium stellatum Mary F. Spencer 1922-4-3 589 Riverside Tahquitz Canyon, Palm Springs, Colorado Desert. 213 Comment
  RSA0042107  Galium stellatum Duncan S. Bell, Deidre Conocchioli 2014-3-11 6228 Riverside Santa Rosa Mountains; Devil's Canyon, northeast of Martinez Mountain. 207 Comment
  UCR89531  Galium stellatum Bern Schwenn 1994-4-30 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument. E side of Hexie Mtns., along Ruby Lee Well Road, between paved Pinto Basin Road and the divide. 823 Comment
  RSA779685  Galium stellatum subsp. eremicum Duncan S. Bell 2010-4-2 696 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness., Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  JEPS29088  Garrya flavescens Marjorie D. Clary 1932-7-3 1221 Riverside Kenworthy; Santa Rosa Mts. 1371 Comment
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Mar 25 2011
  RSA643453  Garrya veatchii A. C. Sanders 1995-11-26 17914 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga & Anza, S of Hwy 371 (near, T8S R2E, S13, 14, 15, 22) crossing Spanish spur Trail, 0.3 mile S of Tule Peak Road, SE/4, S15. 1204 Comment
  RSA577758  Gastridium phleoides F. M. Reed 1926-5-15 5340 Riverside Menifee Valley Comment
  POM355341  Gayophytum diffusum subsp. parviflorum M. B. Dunkle 1933-7-19 3676 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  RSA113806  Gayophytum diffusum subsp. parviflorum Peter H. Raven, R. Snow 1957-7-26 11000 Riverside Along Banning to Idyllwild road 0.7 miles north of Vista Grande Ranger Station, San Jacinto Mountains. Comment
  RSA788879  Gayophytum diffusum subsp. parviflorum Gary D. Wallace 2003-7-8 4045 Riverside Hidden Lake. Comment
  CAS-BOT-BC303579  Geraea canescens Ira L. Wiggins 1941-3-24 9570 Riverside 0.3 mile S of Myoma, 4.6 miles N of Indio Comment
  POM305627  Geraea canescens Henry J. Ramsey, Henry J. Ramsey 1937-3-2 872 Riverside Desert center, Mojave Desert Comment
  CLARK-A1528-3499  Gilia achilleifolia subsp. multicaulis John C. Roos 1940-4-20 903 Riverside Reche Canyon Comment
  UC1979549  Gilia angelensis Darin L. Banks, Steve Boyd 1995-5-9 413 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., the Dorland Mtn. Area, W of Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  UCR100178  Gilia angelensis Scott D. White 1994-4-23 2040 Riverside San Bernardino Mtns., Millard Canyon, c. 5 air miles north of Cabazon: U.S. Forest Service Road 2S05.1, c. 1-1.5 mi. south of Millard Canyon Guard Station and junction of roads 2S05.2 & 2S05.1A (= East Branch) 1037 Comment
  UCR281471  Gilia angelensis Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-3-31 317- 97 Riverside Temescal Valley, Corona, N side of Campbell Ranch Rd., 0.2 miles E of intersection with Temescal Canyon Rd. 330 Comment
  SDSU15207  Gilia capitata Wende Rehlaender 1983-5-22 107 Riverside Reche Canyon, approx. 6 miles from NW end of Reche Canyon Road., just SE of Reche Vista Road; about 3 miles north of Sunnymead. Comment
  RSA470270  Gilia capitata subsp. abrotanifolia N. C. Cooper 1945-5-24 1625 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UCR24336  Gilia filiformis John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  JEPS24414  Gilia latifolia Peter M. Ray 1949-3-12 1385 a Riverside e Mecca (Painted Canyon); Orocopia Mountains, , e of Mecca Comment
  RSA777651  Gilia latifolia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 773 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  RSA0016236  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4982 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  SBBG101681  Gilia ochroleuca subsp. exilis S. Boyd 1986-4-19 1703 Riverside E side of Indian Wash between Interstate 15 and Temescal Cyn Rd; Temescal Cyn Comment
  RSA0017098  Gilia ochroleuca subsp. exilis N. C. Cooper 1944-6-17 1397 Riverside San Jacinto Mts., Pine Cove. 1524 Comment
  UCR101590  Gilia scopulorum Bern Schwenn 1998-4-2 s.n. Riverside Sonoran (Colorado) Desert, S slope of Eagle Mtns, Hayfield 'Cove', a wide cyn mouth c. 2.5 mi. (airline) ENE of Hayfield Pumping Station & 0.75 mi. SE of Hayfield Spring 544 Comment
  CHSC1254  Gilia stellata F. Hughes 1935-4-6 Riverside Colorado desert. Comment
  RSA469734  Gilia stellata M. B. Dunkle 1937-3-25 4955 Riverside Dry Morongo. Comment
  RSA516873  Gilia stellata Steve Boyd, B. Roy, T. S. Elias, Sara Meury, S. Zona 1986-3-5 13511 Riverside Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon. Comment
  RSA709878  Gilia stellata Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4623 -a Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA775401  Gilia stellata Duncan S. Bell 2011-4-10 2249 Riverside Northwest side of the Arica Mountains; northwestern section of project area; collecting in a large wash approximately 3.5 air miles south of Highway 62. 299 Comment
  UCD117902  Gilia stellata Robert F. Thorne 1963-3-29 32414 Riverside 9 miles east of Mecca, Mecca Hills. 152 Comment
  SBBG55269  Gilia stellata T. Criswell 1977-2-27 15 Riverside S side of St Hwy 195, ca. 500' W of its jct with Interstate 10, Upper Box Cyn 365 Comment
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Aug 23 2016
  UCR145075  Glinus lotoides A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27909 Riverside Peninsular Range, Alberhill Mountain, SE of old clay mining area 448 Comment
  UCR94954  Gnaphalium canescens subsp. beneolens Scott D. White 1996-8-15 4471 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  UCR101355  Gnaphalium canescens subsp. microcephalum A. C. Sanders 1997-4-10 20325 Riverside Tucalota Hills, east of Lake Skinner 701 Comment
  UCR234762  Gnaphalium leucocephalum A. C. Sanders, John F. Green 2012-6-25 40304 Riverside Peninsular Range; Santa Ana Mtns. Region, small canyon east of Horsethief Canyon Rd., below end of Kicking Horse Dr. & Caravan Circle 389 Comment
  RSA191441  Gnaphalium luteoalbum E. W. Lathrop, R. F. Thorne 1967-9-26 6649 Riverside 6 miles NW of Murrieta. Comment
  CAS-BOT-BC307401  Gnaphalium palustre Philip A. Munz 1941-5-18 16649 Riverside About 15 miles northeast of Temecula Comment
  UC485697  Gnaphalium palustre Katharine Brandegee 1906-1 Riverside near Riverside; Wilders Ranch Comment
  UCR154974  Gnaphalium palustre A. C. Sanders, Kelly Volansky 2005-3-17 29209 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UCR281213  Gnaphalium palustre Mitch Provance, John Hazlett, Matt K. Beyers 2017-4-19 417- 52 Riverside Menifee Valley, Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. 431 Comment
  UCR34920  Gnaphalium palustre L. B. Ziegler 1969-6-10 379 Riverside San Jacinto Mtns., Hemet Valley (= Garner Valley) 1433 Comment
  UCR34921  Gnaphalium palustre L. B. Ziegler 1967-8-2 204 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  RSA629020  Gnaphalium stramineum Scott D. White 1998-6-28 6797 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  CLARK-A1528-1096  Gutierrezia bracteata John C. Roos 1940-9-2 222 Riverside Jackrabbit Trail 609 Comment
  CLARK-A1528-227  Gutierrezia bracteata R. P. Sunderman 1968-5-1 1 Riverside Riverside 335 Comment
  UCR114845  Gutierrezia californica Mitch Provance 1998-2-17 59 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  POM243635  Gutierrezia microcephala E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  RSA0094193  Gutierrezia sarothrae Duncan S. Bell, Evan Meyer 2014-10-29 7680 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
  CLARK-A1528-1881  Haplopappus cuneatus John C. Roos 1942-10-24 2575 Riverside Joshua Tree National Park 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
  RSA0066602  Harpagonella palmeri Steve Boyd 1992-4-18 6901 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  SDSU17518  Hedypnois cretica Jerry Jenkins 2001-4-1 2001 -029 Riverside Santa Margarita Ecological Reserve. Edge of avacado grove west of station and just above river. UTM zone 6, 481900E, 3699200N. UTM transfered to GIS. Comment
  RSA180348  Helianthemum scoparium var. aldersonii E. W. Lathrop 1959-4-2 4415 Riverside 18 miles W of Murrieta, Cottonwood Canyon of the Tenaja Range. Comment
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Apr 28 2011
  UCR144933  Helianthus annuus Julie A. Greene 1993-5-12 1327 Riverside San Jacinto Valley, San Jacinto Wildlife Area, SE end of visitor center road, east of Davis Road 436 Comment
  POM360005  Helianthus gracilentus N. C. Cooper 1949-6-29 4282 Riverside Palms to Pines Highway. 1220 Comment
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May 13 2011
  SDSU12916  Helianthus gracilentus Jutta Buschbom 1991-6-20 18 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
  UCR133359  Helianthus gracilentus Tracy Tennant, J. S. Ross 1998-4-30 MOR- 63 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, unnamed canyon running W to E between the southern portions of Hathaway and Potrero Canyons, c. 1.5 miles ENE of Banning Peak (VABM 3440) 854 Comment
  SBBG8404  Helianthus niveus H. and M. Dearing 1942-3-21 4836 Riverside Cathedral City, near Palm Springs 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
  UCR16101  Heliotropium curassavicum S. Nelson 1974-5-18 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, four mi. west of Murrieta on Tenaja Rd. 610 Comment
  RSA736381  Hemizonia kelloggii Scott D. White, Justin M. Wood 2008-5-1 11922 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR113558  Hemizonia paniculata Mitch Provance 2000-9-1 2232 B Riverside Jurupa Mtns., Pyrite Canyon, c. 0.5 miles SW of peak 1538 305 Comment
  RSA557359  Hemizonia pungens subsp. laevis Julie Greene 1993-6-11 1353 Riverside San Jacinto Wildlife Area 441 Comment
  UCR205989  Hemizonia pungens subsp. laevis Karen Kirtland, Stephanie Pacheco 2009-6-8 s.n. Riverside San Jacinto Valley, Ramona Blvd. near Potter Rd., SE of Sanderson Ave. and south of the Ramona Expressway, c. 0.5 mi. north of San Jacinto Reservoir and c. 2 miles south of Gilman Hot Springs 454 Comment
  UCR92288  Hemizonia pungens subsp. laevis Scott D. White, M. A. Patten 1995-8-16 3550 Riverside San Jacinto Valley, Just west of Hemet, valley floor and foothills at SE margain of Lakeview Mts. north of Florida Ave. (SR 74) and west of California Avenue 500 Comment
  UCR225211  Herniaria hirsuta subsp. cinerea T. B. Salvato, Matt Malle, Tim Searl 2011-4-19 5164 Riverside Peninsular Range; Gavilan Hills, Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and Hwy 15 473 Comment
  RSA377051  Hesperocallis undulata L. H. Jones 1910-3-17 s.n. Riverside In Sand, Riverside Mountain, Colorado river. Comment
  UC119823  Hesperocallis undulata F. Stephens 1895-3-29 Riverside s of Salt Creek (below old Sea Beach, Colorado Desert); Colorado Desert Comment
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Mar 12 2011
  UCR24463  Hesperocnide tenella John C. Roos 1952-4-13 5537 Riverside Riverside, north base of the Box Springs Mtns. 396 Comment
  SEINET5641181  Hesperoyucca whipplei var. whipplei Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28528 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert, off of Pine View Drive. 1297 Comment
  UCR94486  Heterocodon rariflorum Steve Boyd 1995-5-13 8511 Riverside Santa Ana Mtns, W of 'Onion Hill', SE of Elsinore Peak Area along trail following old Main Divide Road grade. 1006 Comment
  SD122178  Heteromeles arbutifolia James C. Dice, Ruth Miller 1987-11-23 754 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, north bank of Santa Margarita River, just east of aqueduct crossing. 245 Comment
  UCR265831  Heteromeles arbutifolia Mitch Provance 2012-5-24 512- 13 Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  POM47433  Heterotheca fastigiata Mary F. Spencer 1919-7-8 1268 Riverside Edge of woods, Idyllwild, San Jacinto Mts 1616 Comment
  UC481026  Heterotheca grandiflora R. L. Pendleton 1905-9-25 245 Riverside Terraces Ranch Riverside Comment
  UCSB37816  Heterotheca sessiliflora subsp. echioides 1965-8-18 Riverside Thomas Valley, San Jacinto Mtns. Comment
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Feb 27 2007
  UCR18771  Heterotheca sessiliflora subsp. fastigiata John C. Roos 1965-9-26 s.n. Riverside San Jacinto Mtns., Thomas (Garner) Valley Comment
  SEINET9739614  Heuchera rubescens var. parishii M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Peak, San Jacinto Mt. 2652 Comment
  JOTR31944  Hibiscus denudatus La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2182 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash Comment
  POM307339  Hibiscus denudatus Henry J. Ramsey, Henry J. Ramsey 1939-11-28 2200 Riverside Indio-(20 mi. east) Comment
  UC666416  Hibiscus denudatus Annie M. Alexander and Louise Kellogg 1941-5-27 2245 Riverside <Chuckawala> Bench Colorado Desert, <Chuckawala> Bench 548 Comment
  JOTR36085  Hilaria rigida La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3312 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  UCR98430  Hilaria rigida John Wear, N. Moorhatch 1997-3-20 s.n. Riverside San Jacinto Mtns, S of Chino Canyon, at NW end of Palm Springs 350 Comment
  SEINET11678261  Hilaria rigida Unknown 1936-1 12548 Riverside Colorado Desert, N of Palm Springs Comment
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Oct 7 2017
  PASA1047  Hoffmannseggia densiflora Margaret Stason 1932-4-18 249 Riverside Roadside near Blythe Comment
  RSA0031467  Hoffmannseggia glauca Kristin Forgrave, Josh Paolini 2013-8-7 27 Riverside At Ford Dry Lake, just north of I-10. Margins of lake bed. Comment
  RSA167554  Hoffmannseggia glauca R. F. Thorne, Robert L. Rutherford 1964-4-12 33658 Riverside Along Hwy 60, south of Ford Dry Lake, west of Blythe. Comment
  SD258922  Hoffmannseggia microphylla Sarah J. De Groot, Cheryl Sevilla 2016-3-16 7648 Riverside Mecca Hills, side road MC 093 from Little Box Canyon Road; Side canyon forking N from Little Box Canyon, E of Box Canyon;; E side of Mecca Hills, E-NE of Mecca 281 Comment
  SDSU7791  Hoffmannseggia microphylla Gina E. Moran, Floistic Biodiversity Class 1992-4-5 5 IV92A Riverside Box Canyon Road. 6.7 miles northeast of Hwy 11. 146 Comment
  RSA597947  Holcus lanatus F. M. Reed 1907-6-23 1434 Riverside Old abandoned field in Santa Ana River bottom above West Riverside Bridge. 244 Comment
  RSA192191  Holocarpha virgata subsp. elongata E. W. Lathrop 1959-9-11 4651 Riverside 14 miles W of Murrieta; Tenaja plateau. Comment
  SEINET10789442  Hordeum Robert F. Thorne 1973-5-23 Thorne 43873 Riverside Santa Rosa Plateau. Mesa de Colorado. 610 Comment
  RSA654571  Hordeum arizonicum Marion P. Harthill 1976-5-6 s.n. Riverside Rancho California. [county not specified] 762 Comment
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May 20 2012
  SD234244  Hordeum intercedens Mitch Provance 2005-5-17 6554 Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, ca 100 yards SE of the Durant RR siding, bordered on NW by Pierce St, and on N by Alberhill Creek; Baker St A+- bisecting the collection site (Lake Elsinore 7.5 'Q). 395 Comment
  UCR191539  Hordeum intercedens A. C. Sanders 2008-4-15 34886 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 391 Comment
  UCR83242  Hordeum vulgare N. M. Fellows 1982-4-14 s.n. Riverside Riverside, on the edge of Pigeon Pass Road north of Hwy 60 518 Comment
  UC114266  Horkelia clevelandii A. W. Anthony 1895-7-1 Riverside San Jacinto Mts. Comment
  CAS-BOT-BC201090  Hosackia crassifolia Robert F. Thorne; J. P. Simon; C. W. Tilforth 1969-6-24 38155 Riverside San Bernardino National Forest, San Jacinto Mts.: Lake Fulmor 1676 Comment
  SD187403  Hosackia crassifolia var. crassifolia R. E. Riefner Jr. 2007-6-16 07 264 Riverside City of Hemet, Bautista Canyon, 2.8 mi east of Fairview Ave. on Bautista Rd. 693 Comment
  RSA502893  Hulsea heterochroma Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mountains, on Thomas Mtn Rd., S of Thomas Mtn. Lookout. Comment
  CAS-BOT-BC312582  Hulsea vestita subsp. callicarpha Cecil Hart 1922-5-21 11 Riverside San Jacinto Pk. Comment
  UC90384  Hulsea vestita subsp. callicarpha A. W. Anthony 1895-7-5 Riverside San Jacinto Mountains 2743 Comment
  RSA597243  Hydrocotyle umbellata A. C. Sanders 1996-4-24 18089 Riverside Morongo Indian Reservation, Vicinit of natural pond & bog at SE sdge of Burro Flats. 1098 Comment
  RSA696760  Hymenoclea salsola J. R. Bruff 1927-3-13 2 -G Riverside Thousand Palms Comment
  RSA0009845  Hymenoclea salsola Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  JOTR30095  Hymenoclea salsola var. salsola La Doux, Tasha, Alice Miller 2007-5-8 1735 Riverside Joshua Tree National Park. Stop 1: Along Key's View Rd., common. 1385 Comment
  JEPS66802  Hypericum anagalloides I. W. Clokey and E. G. Anderson 1935-8-21 6833 Riverside N. Fork San Jacinto R. 1500 Comment
  RSA502895  Hypochaeris glabra Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  CAS-BOT-BC219737  Hyptis emoryi Carl B. Wolf 1932-4-26 2984 Riverside Colorado Desert. 8 mi. E. of Mecca, on Blythe Road 91 Comment
  CAS-BOT-BC219738  Hyptis emoryi Reid Moran 1941-5-5 854 Riverside Cottonwood Pass, Eagle Mts. Comment
  CAS-BOT-BC219759  Hyptis emoryi V. Newsom 1927-3-25 s.n. Riverside Painted Canyon, Colorado Desert Comment
  JEPS63229  Hyptis emoryi Marjorie Clary 1934-3-3 Riverside w Indio Mtn. (18 mi w of Indio, Carrizo Canyon); w of Indio Mtn., Carrizo Canyon 304 Comment
  UCR3004  Hyptis emoryi Wm. Horn Jr. 1963-3-23 630323- 4 Riverside Western Colorado Desert, Box Canyon Road (Calif. Hwy 195 ), 8 mi SE of Mecca, 75 yards south of the road. 61 Comment
  RSA0042540  Hyptis emoryi Samuel Bonsal Parish 1917-4-4 Riverside Near Palm Springs. Comment
  SEINET13948493 Image available Hyptis emoryi Lewis S. Rose 1946-1 46308 Riverside Dead Indian Creek Wash, Palms-to-Pines Highwa, 900 ft al, 7 miles SW of Indian Wells 274 Comment
  RSA487823  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley, W side of Hwy 86, 6.25 mi. S of its junction with hwy 111 in Coachella and 3.85 mi. n of Valerie Jean, 0.55 mi. N of ave 60. -11 Comment
  UC12386 Image available Ivesia callida H. M. Hall 1901-8-1 2611 Riverside near Tauquitz; San Jacinto Mts.; near Tauquitz, San Jacinto Mts. Comment
  CAS-BOT-BC110044  Juncus acutus H. M. Hall 1905-5-1 5978 Riverside Colorado Desert. Chuckawalla Springs. Comment
  UCR237513  Juncus acutus subsp. leopoldii Amber Swanson, Duncan S. Bell 2011-3-11 214 Riverside Mojave Desert, Coachella Valley Preserve, Willis Trail, Willis Palm Oasis near spring off Thousand Palms Road 104 Comment
  RSA0119964  Juncus bufonius Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-24 9075 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5.25 air miles southeast of the summit of Martinez Mountain. 621 Comment
  RSA198996  Juncus bufonius Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37449 Riverside Santa Rosa Plateau: Mesa de Colorado 671 Comment
  UCR222304  Juncus bufonius R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55214 Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  UCR230597  Juncus bufonius A. C. Sanders, T. B. Salvato 2011-4-1 38960 Riverside Peninsular Range, Lake Elsinore, NE of Baker St. along Temescal Wash, 0.45 km NW of Hwy 74 386 Comment
  RSA704866  Juncus effusus subsp. austrocalifornicus J. Russell Bruff 1934-6-19 555 Riverside Idyllwild Comment
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Jul 29 2010
  RSA741433  Juncus macrophyllus Scott D. White, Justin M. Wood 2008-6-18 12248 Riverside Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  POM14394  Juncus phaeocephalus var. paniculatus Phillip A. Munz 1922-7-6 5999 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  UC2030097  Juncus rugulosus Scott D. White 2000-5-3 7769 Riverside TEMECULA AREA: Near Wolf Valley. Valley and hillsides along unamed tributary to Temecula Creek, directly S of Red Hawk subdivision. Comment
  UCR159204  Juncus rugulosus A. C. Sanders, Kelly Volansky 2005-8-31 31568 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR193287  Juncus tiehmii A. C. Sanders, Tim Thomas 2008-6-20 35547 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  UCR131827  Juncus xiphioides Jennie Phui 1998-5-30 032 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCR23212  Juncus xiphioides S. Gallagher 1981-5-27 22 Riverside Riverside, Box Springs Mtns. Slope 1.8 mi S on Box Springs Road from its intersection w/ Pigeon Pass Road. SW corner of the intersection of Box Springs Road & a dirt side road leading to the W slope of the mountains. 747 Comment
  POM119303  Juniperus californica Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA736555  Juniperus californica Scott D. White, Angelia Carey 2004-7-2 10578 Riverside Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  CAS-BOT-BC234586  Justicia californica B. Trowbridge 1979-4-17 6099 Riverside Lower Cottonwood Springs Wash, north of Interstate 10 457 Comment
  CAS-BOT-BC234595  Justicia californica Jeanne R. Janish 1953-1-7 1026 Riverside Mecca Wash - Mecca (Box Canyon) Comment
  CAS-BOT-BC234598  Justicia californica Ivan Johnston 1917-4-4 1079 Riverside Near Palm Springs Comment
  RSA11524  Justicia californica N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Shavers Well Comment
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May 24 2012
  SFV8413  Justicia californica G. L. Webster, W. R. Hildreth 1966-12-10 7461 Riverside Mojave Desert Joshua Tree National Monument, upper part of Cottonwood Canyon, gravelly desert wash. 793 Comment
  RSA683916  Kallstroemia californica Michael Denslow 2003-9-13 1546 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  UCD77786  Kallstroemia californica Robert E. Preston 1997-10-2 1051 Riverside Palo Verde Mesa, at ne base of Mule Mountains. 114 Comment
  CAS-BOT-BC235500  Keckiella antirrhinoides Peter H. Raven 1958-5-17 12934 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  JEPS23552  Keckiella antirrhinoides Peter H. Raven 1958-5-17 12934 Riverside 3.4 mi se Banning (on road to Idyllwild); San Jacinto Mountains Comment
  OBI9298  Keckiella antirrhinoides Tracey & Viola Call, Viola Call 1962-4-13 2125 Riverside Tin Mine Cyn near Corona 351 Comment
  RSA339618  Keckiella antirrhinoides Robert F. Thorne, W. A. Tilforth 1980-5-28 54209 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  RSA556508  Keckiella antirrhinoides Julie Greene 1993-4-10 1171 Riverside San Jacinto Wildlife Area: Lower North facing slope with granitic outcrops. 476 Comment
  CAS-BOT-BC236713  Keckiella antirrhinoides subsp. antirrhinoides Cecil Hart 1922-5-21 s.n. Riverside San Jacinto Pk. Comment
  RSA0018448  Keckiella antirrhinoides subsp. antirrhinoides Scott D. White, Angelia Carey 2004-4-16 10158 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR98077  Keckiella antirrhinoides var. antirrhinoides A. C. Sanders, G. Helmkamp 1997-3-15 19952 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  UCR101549  Keckiella cordifolia A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22221 Riverside San Bernardino Mtns., Morongo Indian Reservation, Middle Branch of Millard Canyon 1341 Comment
  CAS-BOT-BC246207  Keckiella rothrockii S. B. Parish; W. F. Parish 1880-7-1 473 Riverside San Jacinto Mt. Comment
  CAS-BOT-BC246208  Keckiella rothrockii J. Ewan 1930-8-31 2151 Riverside Round Valley, San Jacinto Mts. 2743 Comment
  CLARK-A1528-68  Koeleria macrantha C. M. Flanagan 1973-5-20 OO 530 Riverside Morongo Indian Reservation 1158 Comment
  SEINET260220 Image available Koeleria pyramidata M. Curto, L. Allen 1990-6-25 680 Riverside San Bernardino National Forest ; San Jacinto Mts SBNF Rd 5S10 ca 3km SE of Pine Cove 1830 Comment
  JOTR36083  Krameria erecta La Doux, Tasha, A. Johnson, A. Miller, T. Vaughn 2007-10-25 3311 Riverside Joshua Tree National Park. Pinto Mtn foothills, San Bernardino Wash, approx. 0.75 km south of Sunset Mine (STOP4). 475 Comment
  JEPS64828  Krameria grayi W. L. Jepson 1901-5-22 1394 Riverside Palm Canyon Mt. San Jacinto (and return to Van Deventer's Ranch); , Palm Canyon Comment
  UCR88114  Langloisia schottii A. C. Sanders, G. Nuhn 1995-4-20 16594 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  UCR51954  Langloisia setosissima Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2165 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
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Mar 19 2016
  UC1329881  Langloisia setosissima subsp. punctata James E. Cole 1941-4-13 588 Riverside 1/4 mi. s. of summit Pinto Pass; Joshua Tree Nat'l Monument Comment
  RSA48413  Langloisia setosissima subsp. setosissima E. K. Balls 1949-4-2 12898 Riverside Between Mecca and Mortmar on Hwy 111 -61 Comment
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Jun 24 2012
  UC111313  Langloisia setosissima subsp. setosissima S. B. Parish 1907-4-19 6123 Riverside Palm Springs w. edge Colorado desert, Palm Springs Comment
  CAS-BOT-BC166020  Larrea tridentata E. A. McGregor 1917-3-19 713 Riverside Indio Sands - Colorado Desert Comment
  CAS-BOT-BC170706  Larrea tridentata John H. Thomas 1957-3-30 6527 A Riverside 0.8 mile seast of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70 - Colorado Desert 518 Comment
  CAS-BOT-BC171124  Larrea tridentata Javier Penalosa 1963-4-10 2790 Riverside Deep Canyon, 3 mi. south of Palm Desert 213 Comment
  CSUSB317  Larrea tridentata Robert A. Clark 1966-3-5 3566 4 Riverside Mecca rural; 2 miles east of Mecca on State Highway 195 on marginal agricultural land adjacent to Creosote bush scrub. -57 Comment
  HSC21920  Larrea tridentata J. J. Wagoner 1965-4-12 27 Riverside 8 mi. NE of Palm Springs in Whitewater Canyon. Comment
  UCSB9618  Larrea tridentata Atsatt, Pete 1958-3-22 Riverside 5.8 miles east of Desert Center, south side of highway 60 & 70 243 Comment
  CAS-BOT-BC412767  Lastarriaea coriacea Steve Boyd; Tim Ross; Dave Bramlet 1993-5-13 7364 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Los Alamos Canyon at mouth of Wildhorse Canyon 411 Comment
  SD68952  Lasthenia californica Robert F. Thorne, E. Lathrop, et al 1968-4-18 37443 Riverside Santa Rosa Plateau; Mesa de Colorado. 669 Comment
  RSA12916  Lasthenia coronaria C. B. Wolf 1935-4-7 6306 Riverside 2 mi. SW of Perris. 427 Comment
  SBBG7751  Lasthenia coronaria H. and M. Dearing 1939-4-6 3099 Riverside near Aguanga Comment
  UCR128905  Lasthenia coronaria A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23903 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  UCR214571  Lasthenia coronaria A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37852 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., 0.8 mi. north (09 deg. ) of intersection of I-15 and Lake St. 482 Comment
  POM157896  Lasthenia glabrata subsp. coulteri P. A. Munz 1927-5-21 10894 Riverside Coahuila Valley. 1372 Comment
  UCR90765  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1995-5-5 2407 Riverside Perris-Aguanga Basin region, 7.5 km west of Lakeview and some 90 m SE of the intersection of the Ramona Expressway and Martin Road (Road to Lakeview Hot Springs) 435 Comment
  RSA501051  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3170 C Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA728143  Lasthenia gracilis Daphne K. Christopher, Hannah Stevens, Zach Princip 2003-4-7 113 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  RSA736252  Lasthenia gracilis Scott D. White, Justin M. Wood 2008-4-3 11796 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. 'Morgan' property, Alberhill area. 274 Comment
  SBBG7750  Lasthenia gracilis H. and M. Dearing 1942-3-7 4815 Riverside near Whitewater Wash, Cathedral City Comment
  UCR138919  Lasthenia gracilis Julie A. Greene 1993-3-13 1009 Riverside San Jacinto River Valley, San Jacinto Wildlife Area. On the berm between ponds 441 Comment
  UCR237212  Lasthenia gracilis Duncan S. Bell, Valentin Arvizu 2010-5-10 985 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.4 air mi southeast of junction of FS Road 6S13 and FS Road 6S04 1365 Comment
  RSA802254  Lathyrus vestitus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5000 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  SBBG101710  Layia glandulosa S. Boyd, T. Ross, M. Hammitt 1991-5-2 6073 Riverside Vail Lake region, SW & W flanks of Billy Goat Mtn 3 mi N Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  SD173201  Layia glandulosa Juergen Schrenk 2005-4-2 16 Riverside Northern Anza Borrego Desert, White Wash Comment
  UCR34930  Layia glandulosa L. B. Ziegler 1967-6-1 143 Riverside San Jacinto Mtns, Hemet (Garner) Valley, in Kenworthy area 1402 Comment
  CLARK-A1528-1980  Layia platyglossa John C. Roos 1941-5-10 130 Riverside San Jacinto Mountains Comment
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Jan 3 2018
  SBBG103915  Layia platyglossa S. D. White 1993-4-20 1216 b Riverside ridge SE of Estelle Peak, Gavilan Hills 792 Comment
  UCR239891  Layia platyglossa O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  RSA524597  Layia platyglossa subsp. campestris Steve Boyd, Tim Ross, L. Arnseth 1990-3-29 3912 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  SD262245  Lepidium dictyotum var. dictyotum Mitch Provance, Jeremiah George 2017-3-23 317 69 Riverside Elsinore Trough: Lake Elsinore, about 350 ft. NW of the corner of Diamond Dr. and Pete Lehr Dr. Disturbed vernal pools. 385 Comment
  RSA719036  Lepidium lasiocarpum Michael Honer 2005-3-11 2064 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  UCR245260  Lepidium lasiocarpum subsp. lasiocarpum Jim Andre 2012-3-19 21307 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR603  Lepidium lasiocarpum subsp. lasiocarpum S. C. Warner 1956-4-28 s.n. Riverside Mojave Desert, Little San Bernardino Mtns., Joshua Tree National Monument, main road c. 2 mi north of White Tank Campground 1159 Comment
  SD231267  Lepidium latifolium Scott D. White 2003-6-9 9254 Riverside Perris Basin: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  UCR116678  Lepidium latifolium A. C. Sanders, Chet McGaugh 2001-7-26 24476 Riverside Perris-Aguanga Basin region, Mockingbird Creek, beside Harley John Rd. just above Mockingbird Canyon Rd., Woodcrest area, Riverside 427 Comment
  UCR281215  Lepidium latipes Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-10 417- 21 Riverside Elsinore Trough, Baker St., 0.05-0.15 miles SE of Pierce St. [NW edge of city of Lake Elsinore, near Terra Cotta] 384 Comment
  SBBG101735  Lepidium nitidum S. Boyd with D. Bramlet 1991-5-13 6240 Riverside Winchester Valley between Winchester and Hemet, along upper Salt Crk drainage, N of Santa Fe Railroad tracks, W of San Diego Aqueduct; T5S, R2W, S1/2, NW1/4 of S24 Comment
  UCR165611  Lepidium virginicum T. B. Salvato, John F. Green 2004-5-27 710 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UC10652  Lepidium virginicum var. pubescens H. M. Hall 1900-1 Riverside Strawberry Valley San Jacinto Mountains Comment
  POM113965  Lepidium virginicum var. robinsonii Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  POM34470  Lepidospartum squamatum Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  SBBG65924  Lepidospartum squamatum M. Clary, M. N. Ackley 1928-7-15 Riverside Whitewater Wash 457 Comment
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Jan 14 2010
  UCD63996  Leptochloa fusca subsp. uninervia W. W. Winslow 1939-8-9 Riverside Riverside. Comment
  HSC82843  Leptochloa panicea subsp. brachiata A. C. Sanders 1985-8-24 5947 Riverside In the lower Coachella Valley, near Oasis, 0.4 mi. E of Hwy. 195, along the S side of drain flowing towards the Salton Sea. Comment
  RSA628352  Leptochloa panicea subsp. mucronata Steve Boyd 1998-10-4 10293 Riverside Backyard orchard at 4863 Rubidoux Avenue. Comment
  SACT001409  Leptochloa uninervia Philip Munz, J. Johnston 1928-9-12 Riverside Common on sandy alkali flat. Comment
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Aug 22 2013
  UC52849  Leptodactylon pungens H. M. Hall May 17 1901-Jun 1 1901 1895 Riverside Coyote Canyon El Toro Mt. (El Toro Mt.); , Coyote Canyon 1676 Comment
  UCSB31638  Leptosiphon ciliatus Griesel, Wesley 1962-6-29 Riverside Dark Canyon, San Jacinto Mountains 1920 Comment
  RSA262087  Leptosiphon floribundus E. W. Lathrop 1968-5-22 6927 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  RSA525699  Leptosiphon floribundus Steve Boyd, T. S. Ross 1990-5-11 4637 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA606306  Leptosiphon lemmonii Jon E. Keeley 1994-4-22 25339 Riverside Shipley Reserve. 590 Comment
  RSA192028  Leptosiphon liniflorus E. W. Lathrop 1966-5-15 6325 Riverside Tenaja Guard Station, Trabuco District, Cleveland National Forest. Comment
  RSA26971  Lesquerella tenella C. L. Hitchcock 1940-3-31 5881 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA482215  Lessingia glandulifera var. glandulifera Richard Noyes 1988-9-10 735 Riverside South ridge of Tahquitz Peak. Along road leading to trailhead. 1982 Comment
  UC489168  Lessingia glandulifera var. glandulifera C. V. Meyer 1928-7-30 570 Riverside Sander's Meadow; San Jacinto Mts. 1676 Comment
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Nov 11 2011
  RSA595320  Leymus condensatus D. L. Banks, Victor Steinmann 1996-4-20 883 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; Along the road to the Dorland Mountain Arts Colony;, approximately 100 m S from its junction with Hwy. 79. Area just north of Sec.19. 484 Comment
  RSA599107  Leymus condensatus V. W. Steinmann 1996-4-13 832 Riverside East of Route 15, east of Temescal Canyon Road, northwest of junction with India Truck Trail 350 Comment
  UCD64442  Leymus condensatus Nat Mewhinney 1949-10-1 Riverside S of Hemet. Comment
  UCR115344  Ligustrum lucidum A. C. Sanders 2000-12-16 23728 Riverside San Bernardino Valley, City of Riverside; UCR campus, along Big Springs Rd. just east of Campus Dr. 323 Comment
  POM211567  Lilaea scilloides Philip A. Munz 1941-5-18 16663 Riverside North end of Santa Rosa Ranch, Elsinore Mountains 915 Comment
  RSA198978  Lilaea scilloides Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37422 Riverside Santa Rosa Plateau: Rancho California, E of Redonda Mesa 610 Comment
  UCR3737  Lilium parryi Frank C. Vasek 1964-7-25 640725- 01 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  UC1531115  Limnanthes gracilis subsp. parishii Kay L. Tomlinson, Deborah L. Kama, and Robert F. Thorne 1985-3-27 892 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  UCR187317  Limosella acaulis Naomi Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary Wallace 2006-9-7 1774 Riverside Peninsular Ranges; San Jacinto Mountains region, Mount San Jacinto State Park, Hidden Lake 2652 Comment
  UCR49262  Linanthus androsaceus subsp. micranthus Steve Boyd 1986-4-2 1631 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  JOTR34178  Linanthus bigelovii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 139 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Northeast flowing steep side canyon of Pushawalla Canyon, almost parallel to main canyon (Stop 5) 1171 Comment
  RSA764570  Linanthus bigelovii Michael Wall 2010-6-7 569 Riverside Bautista Creek off Bautista Canyon Rd., ca. 6.6 miles SE of jct. with Fairview Ave. 760 Comment
  UC23457  Linanthus ciliatus H. M. Hall Jun 1901 2231 Riverside s side San Jacinto Mts. 1584 Comment
  HSC92523  Linanthus dianthiflorus D. Atwood, L. Stritch 1993-4-2 17902 Riverside Santa Rosa Plateau TNC Preserve and adjacent to BLM administrated lands 671 Comment
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Dec 3 2012
  JEPS58359  Linanthus dianthiflorus W. L. Jepson 1901-5-27 1478 Riverside Chauilla Valley to Aguanga Comment
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Nov 27 2011
  RSA654613  Linanthus dianthiflorus Starr Streight 1982-4-17 72 Riverside Field north of Santa Rosa road, 5.7 miles east of Lake Mathews Road. Comment
  UCR213673  Linanthus dianthiflorus Michael Honer 2003-4-11 1818 Riverside Peninsular Range, Gavilan Hills, west slope, about 1 mile north of I-15 Fwy, 1 mi. east of Lake St. exit, on and around peak 2349 716 Comment
  UCSB18572  Linanthus dianthiflorus Stock, Karen 1963-5-4 Riverside Banning-Idyllwild road, 2 miles south of Banning 853 Comment
  POM364587  Linanthus dianthiflorus subsp. dianthiflorus Ora M. Clark 1929-3-16 H.- 6998 Riverside South of Cabazon. Comment
  POM6699  Linanthus dianthiflorus subsp. dianthiflorus P. A. Munz, L. T. Street 1919-3-28 2378 Riverside San Gorgonio Pass, near Banning 701 Comment
  POM73995  Linanthus dianthiflorus subsp. dianthiflorus Marcus E. Jones 1903-5-11 10278 Riverside Whitewater. 305 Comment
  UCR121238  Linanthus dianthiflorus subsp. farinosus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2250 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  RSA0047250  Linanthus maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1 mi. N of Whitewater (along Interstate 10). 474 Comment
  CLARK-A1528-602  Linum lewisii Bruce Freeman 1969-6-14 690614-1 Riverside San Jacinto Mountains Comment
  RSA497946  Linum lewisii Albert J. Perkins 1916-9-15 s.n. Riverside Near summit of Taquitz Mt. Comment
  UCSB12130  Linum lewisii Breedlove, Dennis 1961-5-6 Riverside 150 yds. SW of road, 4.2 mi. SE Vista Grande Guard Station Riverside County Hwy. #1, San Jacinto Mts. Comment
  UCR281265  Linum usitatissimum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417- 43 Riverside Perris-Aguanga Basin, Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln., 0.2 miles W of Murrieta Rd. 518 Comment
  POM296034  Linum usitatissimum Lyman Benson 1945-3-29 11619 Riverside San Gorgonio Pass, 5 miles east of Banning. 610 Comment
  UCR62104  Lithophragma affine Kathy Harper 1988-6-11 s.n. Riverside San Jacinto Mtns., On Thomas Mtn Rd., south of Thomas Mtn. Lookout. Comment
  RSA291595  Lithophragma affine subsp. mixtum C. W. Tilforth, W. Wisura 1979-4-11 1772 Riverside East end of Murrieta-DeLuz Rd, south of Murrieta. 335 Comment
  UCR119262  Loeflingia squarrosa Mitch Provance 1998-6-9 633 Riverside Jurupa Mountains, SE Pyrite Canyon, c. .3 km NW of the Jurupa Mountains Culture Center. 366 Comment
  POM201348  Loeseliastrum schottii A. M. Alexander, Louise Kellogg 1941-5-15 2174 Riverside North base of Eagle Mountain. 884 Comment
  RSA0026114  Loeseliastrum schottii J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24396 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  UC1714468  Loeseliastrum schottii E. E. Schellenger 1906-4-3 14 Riverside Colorado Desert, Santa <Marie> Mts. Comment
  OBI11429  Loeseliastrum schottii R. F. Hoover 1969-4-14 11230 Riverside Palm Springs, just S of South City limit Comment
  RSA0020462  Logfia depressa J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24388 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of 'Grommet' RR xing at Highway 62. 363 Comment
  UCR276654  Logfia depressa Jim Andre 2015-3-6 33548 Riverside Coachella Valley, along Snow Canyon oad, just south of Hwy 111 362 Comment
  RSA0121171  Logfia filaginoides Duncan S. Bell, LeRoy Gross 2016-3-30 9179 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  SD137890  Logfia filaginoides Darin L. Banks 1995-4-11 168 Riverside Cleveland National Forest, Agua Tibia Wilderness Area.North slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area. 960 Comment
  SD247334  Logfia filaginoides T. B. Salvato, Matt Malle 2014-3-29 8023 A Riverside Perris-Aguanga Basin: Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (=Sunset Avenue), about 1 mile west of Murrieta Road and 4.3 miles southeast of Canyon Lake. 534 Comment
  SDSU14027  Logfia filaginoides Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2098 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  RSA507511  Lolium perenne Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
  SEINET1869745 Image available Lolium rigidum Walter Graves 2002-1 502 -21 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields. 305 Comment
  UCR80526  Lomatium dasycarpum Scott D. White 1992-4-19 92- 129 Riverside San Jacinto Mountains, Garner Valley near Kenworthy Station Comment
  UCR240625  Lomatium dissectum var. multifidum Tracy Tennant, Mitch Provance 1998-6-16 MOR- 410 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  UCR244427  Lomatium mohavense Jim Andre 2012-4-16 20960 Riverside Southern Mojave Desert, Joshua Tree National Park; north side of Mt Ryan at Sheep Pass Campground area 1370 Comment
  SEINET3154554  Lonicera subspicata F. M. Reed 1908-7-14 2393 Riverside San Jacinto mts.; ridge above strawberry valley. 1829 Comment
  HSC79578  Lonicera subspicata var. denudata James Henrickson 1972-5-21 7194 Riverside 13 air mi. W of Temecula in Mateo Canyon along Teneja Rd., ca. 4 mi. N of Teneja Campground. 457 Comment
  RSA562459  Lonicera subspicata var. denudata Steve Boyd, Timothy S. Ross 1992-5-5 7230 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail 732 Comment
  UCR59530  Lonicera subspicata var. johnstonii Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3616 Riverside Butterfield Valley, Vail Lake area, Kolb Creek drainage, N extension of Woodchuck Road, north of Hwy 79 489 Comment
  SEINET272332  Lotus argophyllus A. C. Sanders, O. F. Clarke; H. Forster 1997-3-2 19765 Riverside Box Springs Mtns.: E side of the range in Pigeon Pass area above W end of Quail Call Dr. canyon just W of section line 610 Comment
  RSA303525  Lotus argophyllus var. argophyllus J. R. Shevock 1972-3-5 1360 Riverside Hwy 71 Comment
  RSA771653  Lotus argophyllus var. argophyllus Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4915 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
  RSA722939  Lotus crassifolius R. E. Riefner Jr. 2007-6-16 07 -264 Riverside City of Hemet, Bautista Canyon, 2.8 mi. E of Fairview Ave. on Bautista Rd. 693 Comment
  SDSU4300  Lotus grandiflorus unknown 1941-6-9 Riverside San Jacinto Mts. 1219 Comment
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Mar 17 2014
  UCR116983  Lotus hamatus A. C. Sanders, T. B. Salvato 2001-5-3 24080 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR183009  Lotus hamatus Mitch Provance 2003-5-5 4424 B Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR260600  Lotus hamatus A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41545 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south side of Indian Truck Trail along Temescal Canyon Road 349 Comment
  CLARK-A1528-2800  Lotus heermannii John C. Roos 1952-6-13 5768 Riverside Pigeon Pass 426 Comment
  UC15749  Lotus heermannii H. M. Hall Jun 1901 2021 Riverside s side San Jacinto Mountains 1219 Comment
  UC207658  Lotus heermannii F. M. Reed 1917-5-19 3874 Riverside vicinity Riverside; Colorado Desert, Palm Canyon Comment
  UCR193410  Lotus heermannii A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35574 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, slope below May Valley Rd. toward meadow on nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. 1585 Comment
  UCR23912  Lotus heermannii John C. Roos 1952-6-13 5768 Riverside [Box Springs Mountains], Pigeon Pass. 427 Comment
  UCR250200  Lotus humistratus A. C. Sanders 2014-4-23 41045 Riverside Peninsular Range, Gavilan Hills, along Concordia Ranch Rd. at edge of Temescal Valley, above I-15 and east of Black Powder Rd. 384 Comment
  UCR17520  Lotus nevadensis var. nevadensis Frank C. Vasek 1979-7-26 s.n. Riverside Santa Rosa Mtns, Vicinity of Virgin Spring and Stump Spring 2348 Comment
  RSA406792  Lotus rigidus Robert Gustafson, Gary D. Wallace 1982-5-19 2571 Riverside Pines to Palms Hwy (Hwy 74), vicinity of Big Horn Sheep overlook. Comment
  RSA524445  Lotus salsuginosus var. salsuginosus Steve Boyd, Tim S. Ross, Laurel Arnseth, Jaime Bonilla, Bob Boyd 1990-4-3 4081 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  CSUSB1256  Lotus scoparius Shirley Hill 1963-3-30 630330 2 Riverside Road past old resevoir on UCR (University of California Riverside) campus about 10 yards downhill from turnaround Comment
  CSUSB1263  Lotus scoparius A. P. Donaldson 1966-4-9 Riverside Collected by the roadside about 30 yards off 6.7 miles from turnoff to Hemet from Highway 60. 365 Comment
  VVC2873  Lotus scoparius Tim Thomas, P. J. MacKay 2010-4-12 5030 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  UCR250883  Lotus scoparius subsp. brevialatus S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1052 Riverside Lakeview Mountains, along powerline access road 0.22 mi. NE (25 deg. ) of intersection of Contour Ave. & Truffaut Dr. 613 Comment
  RSA182340  Lotus scoparius var. brevialatus J. D. Olmsted 1962-5-1 3430 Riverside 5 degrees NE slope just west of top of highest Southern California waterfall; 1/4 mi. SE of Falls Plateau, Snow Canyon N of Mt. San Jacinto 945 Comment
  RSA735387  Lotus scoparius var. brevialatus Steve Boyd 2007-4-20 11725 Riverside Southeastern end of the Gavilan Hills, north of Warm Springs Valley at upper end of ''Walsh CanSoutheast-facing slope on English Lake trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak., Marble Mountain Wilderness Area, ca. o.5 miles from junction with Lindel (aka Stovepipe) Road, on southwest facing slope just above old Melia azedarach and across from driveway leading to 26875 Walsh Road. 549 Comment
  SEINET232553 Image available Lotus scoparius var. brevialatus H. A. Heaton 1987-4-11 07 Riverside North of the University California Riverside. East on Blaine north on Belvedire 0.6 miles to the base of Two Trees Can 396 Comment
  RSA586301  Lotus strigosus D. L. Banks, S. D. Boyd 1995-5-3 0212 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR136253  Lotus strigosus A. C. Sanders 2004-4-20 27547 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
  UCR214121  Lotus strigosus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37727 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
  UCR12275  Lotus strigosus var. hirtellus Art Whistler 1966-5-8 s.n. Riverside Peninsular Ranges/ San Jacinto Mountains, downstream from Lake Fulmor, Route 74 1585 Comment
  RSA180410  Lotus wrangelianus E. W. Lathrop 1965-4-9 5723 Riverside 6 miles W of Murrieta. Comment
  UCR78631  Ludwigia peploides subsp. peploides Scott D. White 1992-9-11 795 Riverside Vicinity of Gilman Hot Springs, north side of San Jacinto River & a thin strip trending north of the river & west of the Hot Springs 459 Comment
  RSA783365  Lupinus J. D. Olmsted 1960-4-17 384 Riverside Oat Flats at head of Tin Mine Canyon 9 miles southwest of Corona along Skyline Drive 823 Comment
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Jun 2 2013
  UCR151390  Lupinus albifrons var. albifrons Scott D. White 2000-5-3 7761 Riverside Peninsular Ranges; Palomar Mountains region, Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly south of 'Red Hawk' subdivision 396 Comment
  CHSC8446  Lupinus arizonicus Edward L. Smith 1958-3-21 366 Riverside 6 mi. s. Rice. nr. Priest's Well. Little Santa Maira Mt. Range. Colorado River drainage area. 365 Comment
  SEINET10490537  Lupinus arizonicus subsp. arizonicus David B. Dunn 1946-2-22 Dunn 1965 Riverside In mud flats dry, caked and split. All american canal catch basin from desert Washes. Oracopia mountains ne of the saltan sea. Very arid country Comment
  SD152851  Lupinus bicolor Steve Boyd, Tim Ross 1992-5-5 7227 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern Portions of Oak Flats along the Bluewater Trail 730 Comment
  CLARK-A1528-1162  Lupinus bicolor subsp. microphyllus Cameron Duncan 1966-3-13 Riverside Riverside 548 Comment
  POM317055  Lupinus bicolor subsp. microphyllus F. W. Peirson 1922-4-29 5224 Riverside South of Lake Elsinore. 381 Comment
  SEINET10484932  Lupinus bicolor subsp. tridentatus David B. Dunn 1941-3-30 Dunn 989 Riverside Plants collected in sparse desert brush and grassland, very open, 3 mi. E of Banning. Comment
  RSA0123284  Lupinus concinnus Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8997 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  RSA772414  Lupinus concinnus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4851 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
  SBBG47453  Lupinus concinnus N. C. Cooper 1944-6-17 1434 Riverside W side of San Jacinto Mtn 1371 Comment
  POM307239  Lupinus concinnus subsp. optatus Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2109 Riverside Santa Rosa Mountains. Comment
  RSA407144  Lupinus concinnus subsp. orcuttii N. C. Cooper 1944-4-22 2634 Riverside Banning. 732 Comment
  RSA356755  Lupinus concinnus var. concinnus R. F. Thorne 1973-5-23 45538 Riverside Santa Rosa Plateau:; N side of Mesa de Colorado. 610 Comment
  JOTR16693  Lupinus excubitus var. hallii Vanderspek & Youse 1964-4-17 64503 Riverside Joshua Tree National Park. Comment
  SD152850  Lupinus excubitus var. hallii Steve Boyd, Tim 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 the confluence with Bluewater Canyon, benches at confluence with Bluewater Canyon 305 Comment
  SBBG47455  Lupinus formosus N. C. Cooper 1944-6-16 1419 Riverside Pine Cove 1524 Comment
  RSA652184  Lupinus hirsutissimus Jim M. Morrow 1959-5-10 s.n. Riverside Near Teneja road, Vail ranch, appx. 5 mi. South of Murrieta. 677 Comment
  UCR176927  Lupinus hirsutissimus Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1103 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  RSA719792  Lupinus hyacinthinus Naomi S. Fraga, Ilene Anderson, Mike Hamilton, Michael Wall, Gary D. Wallace 2006-9-7 1738 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UCR79236  Lupinus longifolius Steve Boyd 1992-4-15 6881 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  JEPS64939  Lupinus sparsiflorus W. L. Jepson 1914-5-17 5981 Riverside N of Indio (Lookout Mt.); Colorado Desert Comment
  JOTR16695  Lupinus sparsiflorus Vanderspek & Youse 1964-4-19 s.n. Riverside Joshua Tree National Park. WILSON CANYON Comment
  UC16021  Lupinus sparsiflorus H. M. Hall Apr. 1897 Riverside Winchester Comment
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Mar 20 2011
  RSA414273  Lupinus sparsiflorus subsp. sparsiflorus N. C. Cooper 1944-4-8 1083 Riverside Andreas Canyon. 305 Comment
  RSA414275  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-16 1715 Riverside NW Whitewater Comment
  RSA278318  Lupinus succulentus C. W. Tilforth 1979-4-11 1788 Riverside Hills on south side of Lake Skinner, east of Murrieta. 427 Comment
  UCR103181  Lupinus succulentus Scott D. White, Julie Greene 1997-3-12 4777 Riverside Perris Basin, Sun City, near Interstate Hwy 215, south of Perris and north of Menifee, low hills east of Bavaria Drive 488 Comment
  UCR13087  Lupinus succulentus S. R. Szarek 1971-3-26 s.n. Riverside Elsinore. Alongside Hwy 71, entering town of Elsinore Comment
  VVC230  Lupinus succulentus F. Zaebst 1959-3-29 s.n. Riverside 0.2 miles south of Murrietta Hot Springs Rd on W side of US 395 349 Comment
  CLARK-A1528-2855  Lupinus truncatus John C. Roos 1937-5-2 1401 Riverside La Sierra Comment
  RSA414401  Lupinus truncatus M. V. Hood 1945-3-25 s.n. Riverside Colorado Desert, Highway 71 near Aguanga 588 Comment
  RSA771655  Lupinus truncatus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4913 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. 823 Comment
  SEINET10489082  Lupinus truncatus Robert F. Thorne 1983-4-23 Thorne 55499 Riverside San bernandino mts: sandy wash along whitewater river where road crosses river Below fish hatchery, ca 4 mi n or whitewater post office. Erect, Reddish-purple-flowered annual. 640 Comment
  JOTR32919  Lycium andersonii Andre, Jim, Tasha La Doux 2009-2-28 10841 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; along Berdoo Canyon Rd, approx. 2.5mi north of JTNP boundary, approx. 5mi north of Dillon Rd. 744 Comment
  UCR60862  Lycium andersonii Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3225 Riverside Peninsular Range, Vail Lake area, sandstone ridge between Kolb Creek and Temecula Creek, forming peninsula at SW end of Lake. Comment
  RSA719265  Lycium andersonii Michael Honer, L. Hulse 2004-4-3 1902 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
  CAS-BOT-BC231643  Lycium fremontii David B. Dunn 1946-2-22 1977 Riverside Hidden Springs Canyon in the vicinity of the Palms Comment
  RSA784977  Lycium pallidum var. oligospermum Duncan S. Bell 2012-3-18 3221 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  JOTR36471  Lycium parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3440 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  RSA0103094  Lythrum californicum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8546 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  SD146227  Lythrum hyssopifolia A. C. Sanders 1998-5-21 21871 Riverside Hemet; alkaline flats west of town, along Stetson Ave. west of Warren Road. 456 Comment
  UCR234801  Lythrum hyssopifolia Jeremiah George 2012-6-14 s.n. Riverside San Gorgonio Pass Region, Beaumont, just south of West 4th St. at end of small paved spur road, area boxed in by commercial development 772 Comment
  UCR17808  Machaeranthera canescens O. F. Clarke 1973-4-6 s.n. Riverside San Jacinto Mtns, Juaro Canyon, lower west side of the mountains near Soboba Hot Springs 549 Comment
  UCR34936  Machaeranthera canescens subsp. canescens L. B. Ziegler 1964-10-10 45 Riverside San Jacinto Mtns., Garner (Hemet) Valley 1402 Comment
  RSA674531  Madia gracilis Scott D. White, Sandy Leatherman 2000-5-31 7989 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  CAS-BOT-BC206696  Malacothamnus densiflorus J. T. Howell 1928-7-8 1056 Riverside Santa Ana Mts., above Glen Ivy 914 Comment
  UCD116351  Malacothamnus densiflorus R. N. Raynor 1941-7-28 s.n. Riverside Highway #71 betw. Temecula and Aguanga. Comment
  SDSU7518  Malacothamnus fasciculatus Charles F. Phleger 1962-5-23 Riverside collected on land owned by the Schloss Foundation about 25 miles north of Escondido. Comment
  UCR34908  Malacothrix californica L. B. Ziegler 1967-4-25 122 Riverside San Jacinto Mtns Foothills, Cahuilla Indian Reservation [near Anza] 1067 Comment
  CAS-BOT-BC345426  Malacothrix clevelandii A. C. Sanders 1994-5-30 14586 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  UCR90378  Malacothrix clevelandii D. L. Banks, P. Morrell 1995-5-4 0310 Riverside Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, east of the Dripping Springs Alcove Area, north of the Wildhorse Trail, on hills north of Wildhorse Peak. 732 Comment
  CHSC109704  Malacothrix glabrata Steve Boyd; Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10484 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs tram station. Comment
  UC63261  Malacothrix glabrata H. M. Hall 1904-5-26 4968 Riverside vicinity Riverside; Jurupa Hills 304 Comment
  RSA0001410  Malacothrix saxatilis var. tenuifolia P. A. Munz 1923-6-14 7101 Riverside Glen Ivy Trail to Santiago Peak, Santa Ana Mountains. 915 Comment
  CAS-BOT-BC170383  Malosma laurina E. W. Lathrop 1965-5-23 5763 Riverside 8 miles W of Murrieta 609 Comment
  UCSB45543  Malva parviflora Roos, John; Roos, Lucille 1951-5-5 Riverside Fairmont Park, Riverside Comment
  SD260975  Malvella leprosa A. C. Sanders, Karen Kirtland 2016-9-23 42630 Riverside San Jacinto Valley: edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. betweeen Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  UC403445  Mammillaria tetrancistra P. A. Munz, D. D. Keck 1921-12-31 5012 Riverside Andreas Canyon Palm Springs Comment
  UCR94272  Marah macrocarpa Scott D. White 1996-4-14 3915 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  CAS-BOT-BC216180  Marina parryi Marcus E. Jones 1926-2-16 s.n. Riverside Corn Spring Comment
  RSA55410  Marina parryi Theo Glenn 1991-5-20 91 -99 Riverside Colorado Desert, Arica Mts, SW of Rice. 320 Comment
  UCR155049  Marsilea vestita Jason L. Hlebakos 2005-5-18 699 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR96204  Matelea parvifolia A. C. Sanders, G. Helmkamp, O. Clarke, B. Pitzer 1996-11-9 19648 Riverside Sonoran (Colorado) Desert, Orocopia Mtns., near 'Bob's Cabin', 5 mi. (air) south of Hayfield Pump Sta., east of Maniobra Valley, central section of arroyo (N of peak 2552 to Bench Mark 1899) 610 Comment
  UCR216239  Matricaria discoidea Mike Bell 2008-4-27 012 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, Adobe Loop Trail 557 Comment
  RSA526170  Medicago polymorpha Steve Boyd, T. S. Ross 1990-5-11 4673 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR3351  Medicago sativa T. R. Plumb 1964-4-12 s.n. Riverside Upper Santa Ana River/San Bernardino Valley Region, Campus of Univ. of California, Riverside, Canyon Crest Drive at freeway underpass. 259 Comment
  UCR2908  Melia azedarach Nancy Atha 1963-4-21 4-21-63- 4 Riverside Riverside, NW side of Box Springs Mountain, c. 100 ft. above the end of Goodrich Drive 305 Comment
  CAS-BOT-BC271704  Melica frutescens A. C. Sanders; Matthew Malle; T. B. Salvato; Jonas Winbolt; Katie A. Kurtz 2010-4-2 37748 Riverside Alberhill, south foot of the Gavilan Hills at Temescal Canyon, north of I-15 and Concordia Ranch Road, 1.65 mi. ESE of Corona (Lee) Lake, 0.5 mi. NE (25 deg. ) of Temescal Canyon Road where it goes under I-15, Alberhill 7.5' Q., Peninsular Range 403 Comment
  CAS-BOT-BC271747  Melica frutescens Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater, Colo. Desert 304 Comment
  CLARK-A1528-4724  Melica frutescens John C. Roos 1952-4-9 5492 Riverside Riverside 396 Comment
  RSA713913  Melica frutescens R. E. Riefner 2006-8-2 6 -350 Riverside Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW ca. 0.75 mi from Leon Rd. 580 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
  CHSC35864  Melica imperfecta Paul Bailey 1972-5-14 132 Riverside 5 miles SE of Temecula, Hwy S 16, Pechanga Canyon. 670 Comment
  CLARK-A1528-4730  Melica imperfecta John C. Roos 1939-5-27 Riverside Reche Canyon Comment
  RSA403498  Melica imperfecta J. D. Olmsted 1962-5-10 3669 Riverside West of crest between Sandia and DeLuz Creeks along Murrieta to DeLuz Road. 206 Comment
  UCR104594  Melica imperfecta G. R. Ballmer 1998-3-14 s.n. Riverside Santa Ana Mtns., Walker Basin, west of Temecula, south of Rancho California Rd., vicinity of Via Vaquero 396 Comment
  UCR2544  Melica imperfecta F. M. Reed 1906-3-17 925 Riverside Riverside. south fork of Arroyo Tequesquite, opposite bee ranch. Comment
  UCR49991  Melilotus indicus S. J. Myers 1987-10-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., c. 3 mi. west of Temecula, NE portion of Santa Rosa Plateau, 3/4 mi. east of Walker Basin 488 Comment
  RSA674967  Melinis repens Scott D. White, Teresa Salvato 2001-6-8 8579 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  UCR194226  Mentha suaveolens Scott D. White, Angelia Carey 2004-6-4 10475 B Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  JEPS26723  Mentzelia affinis Newlon 1922-4-3 430 Riverside 6 miles w Indian Wells; Southern California Comment
  SD215572  Mentzelia affinis Steve Boyd, Dave Bramlet 1991-5-13 6257 Riverside Domenigoni Hills, north side of Domenigoni Diamond Valleys, eastsoutheast of Winchester. 1800 Comment
  POM159829  Mentzelia albicaulis E. C. Jaeger 1926-3-26 s.n. Riverside Eagle Mts. Comment
  SEINET3005060  Mentzelia albicaulis G. Rink 2011-4-29 10498 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  GMDRC7793  Mentzelia involucrata J. M. Andre 2015-3-6 33559 Riverside Coachella Valley: far NW corner of valley, 0.5 mi west of Hwy 62 (at mouth of Dry Morongo Wash), 0.3 mi. north of Kolbe Rd (dirt). 561 Comment
  RSA0031612  Mentzelia involucrata Jim Andre 2013-3-27 24817 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA440421  Mentzelia involucrata E. C. Jaeger 1922-3-25 755 Riverside Murray Canon, near Palm Springs. 305 Comment
  UC724202  Mentzelia involucrata Aven and Ruth Nelson 1939-3-29 3331 Riverside Hidden Springs Comment
  RSA736553  Mentzelia laevicaulis Scott D. White, Angelia Carey 2004-7-2 10580 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  SD62566  Mentzelia longiloba var. longiloba W. D. Asserson Mar 1966 Riverside Big Maria Mountains, Point, Quien Sabe, 20 miles north of Blythe 149 Comment
  GMDRC9792  Mentzelia nitens J. M. Andre 2017-3-1 37989 Riverside Orocopia Mountains: north end of range, near BLM Rd # 133, 3.5 mi. SE of Interstate 10 (at Box Cyn/Cottonwood Spring Rd exits). 606 Comment
  SBBG128616  Mercurialis annua O. F. Clarke 2011-4-10 Riverside O F Clarke residence, 266 Frost Court, E edge of UCR campus, S of the garage 365 Comment
  HSC85400  Mesembryanthemum nodiflorum Steve Boyd 1986-4-19 1713 Riverside Temescal Canyon, Warm Springs Valley, Alberhill Creek E of Nichols Rd. 366 Comment
  UCR75555  Mesembryanthemum nodiflorum A. C. Sanders 1993-5-12 14003 Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  UCR89821  Mesembryanthemum nodiflorum 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
  RSA180424  Micropus californicus E. W. Lathrop 1965-5-9 5734 Riverside 6 miles W of Murrieta. Comment
  PASA330  Microseris douglasii Frank W. Peirson 1922-4-30 Riverside 1 mile west of Lakeview 426 Comment
  RSA496365  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-3-19 3039 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain 549 Comment
  SEINET13276737 Image available Microseris douglasii subsp. platycarpha Mitch Provance, Matt Amalong 2015-1 315 -27 Riverside Paloma Valley: Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. (Murrieta 7.5' Q.) 450 Comment
  UCR217650  Microseris douglasii subsp. platycarpha Karyn L. Drennen, Ana Hernandez 2010-5-5 08 Riverside Santa Ana Mountain foothills, Santa Rosa Plateau, Mesa de Burro. 1.2km southeast of Miller Canyon, 430m southeast of a large vernal pool and 750m east of Waterline Road 595 Comment
  RSA560362  Microseris heterocarpa Steve Boyd 1992-4-14 6819 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
  UC1595584  Microseris heterocarpa Steve Boyd and Orlando Mistretta 1991-5-9 6184 Riverside Santa Ana Mountains, lower flank of range along the Bedford Truck Trail on ridge between Bedford and McBride Canyons. 548 Comment
  UCR112793  Microseris heterocarpa A. C. Sanders 1997-5-1 20626 Riverside Lake Skinner area, along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  UCR180393  Microseris heterocarpa Mitch Provance 2003-4-26 9898 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  UCR213532  Microseris lindleyi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37799 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
  UCR241380  Microseris lindleyi T. B. Salvato, Mike Landers 2013-3-21 7385 B Riverside Perris-Aguanga Basin, Murrieta, between Hwy 215 and State Route 79 (Winchester Rd), 0.23 mi east of the intersection of Keller Rd and Menifee Rd 470 Comment
  SEINET2053747 Image available Microseris linearifolia Richard Montijo 1990-4-27 Riverside Rancho California area; E of Santa Rosa Plateau, Green Meadow Road off de Potola Road. Sage 7.5 Quad 609 Comment
  UC943875  Mimulus H. E. McMinn, M. Van Rensselaer 1945-6-7 1893 Riverside Indian Truck Trail Santa Ana Mts. 853 Comment
  UCR47668  Mimulus aurantiacus var. pubescens D. C. Michener 1980-5-29 3633 Riverside San Jacinto Mtns, Cave Springs Comment
  UCR107382  Mimulus aurantiacus var. puniceus B. G. Pitzer 1997-3-23 2958 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR91462  Mimulus aurantiacus var. puniceus Scott D. White 1995-3-30 2669 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  CAS-BOT-BC9465  Mimulus diffusus Barbara Ertter; Jeffrey L. Strachan 1980-5-21 3483 Riverside Santa Rosa Mountain road (Forest Road 7S02) ca. 2 miles south of Highway 74 (Pines to Palms Highway) 1584 Comment
  UCR156358  Mimulus fremontii T. B. Salvato, Kent Beaman 2005-5-16 869 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
  RSA802259  Mimulus guttatus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5006 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  UCSC000871  Mimulus guttatus Peter Kamb 1948-7-4 1163 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  JEPS11354  Mimulus microphyllus W. L. Jepson 1901-5-22 1364 Riverside Palm Canyon, upper part Mt. San Jacinto region 914 Comment
  UC76436  Mimulus nasutus Miss M. Alice King March, 1893 Riverside Menifee Comment
  CSUSB1907  Mimulus puniceus R. Pirot 1975-4-20 Riverside Juniper Flats Road and Highway 74 at Homeland. 548 Comment
  UCR114843  Mirabilis californica Mitch Provance 1998-2-17 70 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  RSA0105080  Mirabilis californica var. californica Daphne K. Christopher, Hannah Stevens 2003-4-6 101 Riverside UC Riverside, Motte Rimrock Reserve. Off Sage Rd. 540 Comment
  RSA4385  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-3-20 31 Riverside Richman Ranch, 2.5 miles north of De Luz. 457 Comment
  RSA464253  Mirabilis laevis var. crassifolia Jack Rempel 1942-3-2 s.n. Riverside San Gorgonio Pass, S of Cabazon. Roadside between highway and R.R. tracks Comment
  UC1537367  Mirabilis laevis var. crassifolia Gordon H. True 1935-2-27 21 Riverside Box Springs 365 Comment
  CLARK-A1528-5739  Mohavea confertiflora John C. Roos 1949-3-5 4096 Riverside Orocopia Mountains 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
  RSA516911  Mohavea confertiflora Steve D. Boyd, Orlando Mistretta 1986-3-13 1453 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA517244  Mohavea confertiflora Steve D. Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1335 Riverside Shavers Valley, Colorado Desert: Hwy 195 north base of the Orocopia Mountains, halfway between Box Canyon and I-10. Comment
  UCR4040  Mohavea confertiflora Val Chase 1965-3-7 6 b Riverside Sonoran (Colorado) Desert, Box Canyon Wash, 15 miles east of Mecca 152 Comment
  UCSB17614  Mohavea confertiflora Gerhart, Janet 1963-4-6 Riverside Coachella Canal; siphon #22; 5 mi S of intersection with Salt Creek Wash Comment
  UCR146128  Monardella australis subsp. australis Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1449 Riverside Peninsular Ranges; San Jacinto Mtns, northeast side of Tahquitz Peak, on trail to Saddle Junction 2637 Comment
  UCR161453  Monardella breweri subsp. lanceolata Mike Misenhelter 2005-8-24 s.n. Riverside Peninsular Range; San Jacinto Mtns., W side of Pine Cove, south of Logan Creek near Truck Trail 1829 Comment
  LA62737  Monardella linoides subsp. linoides Carl Epling; 1942-8-6 sn Riverside 2.5 E of Thomas Mt. Tavern, Pines to Palms Hwy Comment
  IRVC2057  Monardella nana R. H. Whittaker, W. A. Niering 1963-6-11 SJ 381 Riverside Santa Rosa mountain Road; middle of slope 20 degree E. Peninsular Ranges, Santa Rosa Mountains 1829 Comment
  JEPS63360  Monardella nana Carl V. Meyer 1928-7-26 530 Riverside between old Roach Sawmill and Deer Springs 2286 Comment
  LA205778  Monardella nana Elizabeth McClintock; M. McClintock, D. Weiner 1941-7-11 96 Riverside Banning-Idyllwild road. 2 mi. beyond Stone Creek Comment
  LA96080  Monardella nana Elizabeth McClintock; 1940-7-21 28 Riverside Santa Rosa Mountains, short distance below Santa Rosa Springs Comment
  RSA750279  Monardella nana subsp. arida Elizabeth McClintock, H. Lewis 1941-6-29 80 Riverside Road up Santa Rosa Mt. 5.5 miles beyond canyon where stream crosses road. Comment
  RSA750416  Monardella nana subsp. arida Elizabeth McClintock 1941-6-8 55 Riverside Road to Santa Rosa Mt. 0.1 miles from Pines to Palms Highway. Comment
  UCR110995  Monardella nana subsp. arida George K. Helmkamp 1998-6-27 4111 Riverside Santa Rosa Mtns., 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail = F. S. Rd. 7S02), below Mountain Home Spring 1799 Comment
  CLARK-A1528-3148  Monardella nana subsp. tenuiflora John C. Roos 1941-8-2 89 Riverside San Jacinto Mountains 2133 Comment
  SEINET10829397  Monardella nana subsp. tenuiflora A. Graff 1993-6-24 Graff 44 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
  GMDRC2589  Monoptilon bellidiforme J. Andre, T. La Doux 2008-3-21 8830 Riverside Little San Bernardino Mountains: JTNP: Pinkham Exit dirt road, at Cottonwood Visitor's Ctr, just N. of Cottonwood Cyn.. Elev. 3080 ft. 939 Comment
  JOTR35477  Monoptilon bellidiforme Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-26 80 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W of Juniper Flats Comment
  RSA726532  Monoptilon bellioides Naomi Fraga, Lisa Rojas 2005-2-10 1350 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  UC1051456  Monoptilon bellioides Herbert L. Mason 1952-4-7 14210 Riverside Palm Springs Palm Canyon Comment
  CAS-BOT-BC349809  Monoptilon bellioides L. R. Abrams 1926-3-26 11031 Riverside Palm Springs Comment
  UCR24296  Montia chamissoi John C. Roos 1937-8-18 2536 Riverside San Jacinto Mtns, Round Valley 2744 Comment
  RSA0054834  Montia perfoliata Keith E. Hoffmaster 1937-6-6 778 Riverside San Jacinto Mts. Comment
  POM13069  Muhlenbergia filiformis E. C. Jaeger 1921-6-24 s.n. Riverside Long Valley Comment
  UC1922836  Muhlenbergia filiformis Naomi Fraga, et al. 2006-7-11 1716 Riverside Peninsular Ranges; San Jacinto Mountains region: Mount San Jacinto State Park, Hidden Lake. Comment
  RSA718830  Muhlenbergia microsperma Michael Honer, L. Hulse 2004-4-3 1921 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. 610 Comment
  UCR136266  Muhlenbergia microsperma A. C. Sanders 2004-4-20 27550 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
  UCR92185  Muhlenbergia microsperma D. L. Banks, Steve Boyd 1995-5-3 0249 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  UC1022802  Muhlenbergia richardsonis Philip A. Munz 1938-8-14 15347 Riverside meadow Santa Rosa Peak, Virgin Spring 2286 Comment
  UC53683  Muhlenbergia richardsonis H. M. Hall 1897-8-10 786 Riverside Tamarack Valley San Jacinto Mountains 2651 Comment
  UCR49990  Muhlenbergia rigens S. J. Myers 1987-10-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., c. 3 mi. west of Temecula, NE portion of Santa Rosa Plateau, 3/4 mi. east of Walker Basin 488 Comment
  CSUSB410  Muilla maritima D. C. Wald 1967-5-17 Riverside Collected in Bernasconi Hills near Lakeview, on north-facing slope opposite Big Rock. 518 Comment
  UCR226087  Muilla maritima A. C. Sanders, T. B. Salvato 2011-4-1 38958 Riverside Peninsular Range, Lake Elsinore, off Baker St. NW of intersection with Bromley Ave., north of second house from intersection, 0.55 km NW of Hwy 74 404 Comment
  RSA67110  Myosurus minimus subsp. apus F. W. Peirson 1922-5-19 4171 Riverside Menifee Valley Comment
  SD27438  Myriopteris viscida The Brothers Parish 1882-1 Riverside Agua Caliente [now Palm Springs] Comment
Read comments
Jul 16 2010
  RSA516897  Nama demissa Steve Boyd, Orlando Mistretta 1986-3-13 1414 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd & 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  JOTR30668  Nama demissa var. demissa La Doux, Tasha, Jim Andre 2008-3-21 144 Riverside Joshua Tree National Park. Pinkham exit dirt road, at Cottonwood Visitor's Ctr, just N. of Cottonwood Cyn 938 Comment
  JOTR38692  Nama demissa var. demissa Hodges, Stephen R. 2017-2-7 708 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  CSUSB112  Nama demissum Barry A. Vittor 1966-3-11 Riverside Rancho Dos Palmas, 2 miles northeast of Salton Sea State Park. 30 Comment
  RSA112808  Nama hispida var. spathulata H. D. Ripley, R. C. Barneby 1942-4-1 4267 Riverside 15 miles W of Blythe, Riverside County. Alt 450m 450 Comment
  RSA517826  Nama pusilla Steve Boyd, Orlando Mistretta 1986-3-13 1445 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR110373  Nama stenocarpa A. C. Sanders, Mitch Provance 1999-9-26 23120 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  POM1092  Nassella cernua F. L. Robinson, Crocker 1916-3-29 711 Riverside Santa Ana Mts. Comment
  RSA494634  Nassella cernua Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  RSA586486A  Nassella cernua D. L. Banks, Steve Boyd 1995-5-9 343 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area;, W of Woodchuck Campground. 732 Comment
  RSA741074  Nassella cernua Scott D. White, Justin M. Wood 2008-6-17 12194 Riverside Morris Ranch Rd. - open area W of Goff Flat. 1616 Comment
  UC70887  Nassella cernua H. M. Hall 1902-4-26 2977 Riverside Box Springs Mt. vicinity of Riverside 685 Comment
  UCD87909  Nassella cernua Fred M. Reed 1906-3-17 927 Riverside Riverside. Tequesquito Arroyo at end of Chicago Ave. Comment
  RSA496363  Nassella pulchra Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3037 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain. 549 Comment
  RSA623558  Navarretia fossalis R. E. Riefner 1998-7-10 98 -415 Riverside Menifee Valley Comment
  RSA785182  Navarretia fossalis D. E. Bramlet 1993-5-8 2347 Riverside San Jacinto Valley, 7.2 km west of Hemet, 183 m north of Stowe Rd. and 610 m south of Setson Ave.,120 m east of California Ave. and 152 m west of the MWD canal. 456 Comment
  SEINET11261736  Navarretia intertexta Jeremiah George 2012-5-4 s.n. Riverside Peninsular Range; Elsinore Trough: Lake Elsinore area, South of Nichols Rd. and East of Baker St. (Lake Elsinore 7.5' Q.); 0 387 Comment
  RSA339720  Nemacladus glanduliferus R. F. Thorne, W. Wisura, A. Shmida, R. Whittaker 1978-4-23 52037 Riverside Chino Canyon. Comment
  SEINET10464904  Nemacladus glanduliferus var. orientalis Raven 1958-5-5 Raven 12905 Riverside Salton View, Joshua Tree National Monument 1585 Comment
  SEINET3812503 Image available Nemacladus longiflorus B. Ertter, J. Strachan 1979-6-26 2976 Riverside Kenworthy Forest Forest Station on Rt 74 in the Garner Valley, San Jacinto Mts Comment
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Jul 19 2018
  RSA586311  Nemacladus longiflorus var. longiflorus D. L. Banks, S. D. Boyd 1995-5-3 0222 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA0126449  Nemacladus longiflorus var. longiflorus Mary F. Spencer 1921-7-7 1661 Riverside Tahquitz Trail. Idyllwild. San Jacinto Mtns region. 1829 Comment
  RSA543855  Nemacladus pinnatifidus Steve Boyd, Orlando Mistretta 1991-5-22 6310 A Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA618161  Nemacladus ramosissimus D. L. Banks 1997-5-5 2024 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UCR116985  Nemacladus ramosissimus A. C. Sanders, T. B. Salvato 2001-5-3 24078 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  POM48906  Nemacladus sigmoideus P. A. Munz, I. M. Johnston 1924-7-29 8848 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  UCR279599  Nemacladus tenuis var. aliformis A. C. Sanders, Jim Malusa 2017-3-28 43138 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
  CAS-BOT-BC4007  Nemacladus tenuis var. tenuis H. M. Hall 1905-4-17 5819 Riverside Eastern base of Indio mt., Colorado Desert 150 Comment
  UCR16820  Nemophila menziesii S. M. Chambers 1970-5-9 19 Riverside Santa Rosa Mtns., State Hwy 74, 1 mi. west of Santa Rosa Mountain Road 1220 Comment
  RSA421269  Nemophila menziesii var. integrifolia H. Twining 1890-04 s.n. Riverside Riverside. Comment
  RSA628826  Nicotiana acuminata A. C. Sanders, T. Tennant, J. S. Ross 1998-8-20 22232 Riverside Morongo Indian Reservation, lower Hathaway Creek Canyon. 838 Comment
  SD227909  Nicotiana acuminata var. multiflora Andrew C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22232 Riverside San Bernardino Mtns.: Morongo Indian Reservation, lower Hathaway Creek Canyon. 837 Comment
  CLARK-A1528-884  Nicotiana bigelovii C. M. Flanagan 1973-5-22 OO 903 Riverside Rubidoux 228 Comment
  CSUSB760  Nicotiana glauca K. S. Gill 1965-3-21 Riverside Tin Mine Canyon at the foot of Skyline Drive, south of Corona on roadside wasteland. 457 Comment
  CSUSB761  Nicotiana glauca Sue Freeman 1966-3-27 Riverside 5 miles east of Yorba Linda cutoff on Highway 91; about 20 yards from stream. 304 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
  UCR183019  Nicotiana quadrivalvis Mitch Provance 2003-5-5 4427 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR232046  Nicotiana quadrivalvis John F. Green 2008-4-15 0408- 09 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  JOTR31981  Nolina bigelovii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2217 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA628244  Nolina bigelovii A. C. Sanders, G. K. Helmkamp, O. F. Clarke, B. Pitzer, et al. 1996-11-9 19645 Riverside Colorado Desert: Orocopia Mountains., near ''Bob's Cabin'', 5 mi. (air) S of Hayfield Pump Station, E of Maniobra V., central sect. of (N of peak 2552 to BMk 1899) arroyo. 610 Comment
  UCR152583  Nolina parryi James C. Dice 1985-6-13 618 Riverside Peninsular Range; San Jacinto Mtns., Pinyon Flat, c. 1.3 km N of Hwy 74 1250 Comment
  UCR194540  Nolina parryi A. C. Sanders 2008-7-25 35914 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  SD122666  Nolina parryi C. C. Parry 1876-1 Riverside Probably Riverside County. Desert east of San Bernardino, (See cotype at MO for more specific locality information). Photograph of specimen only. Comment
  SBBG14836  Notholaena californica L. L. Kiefer 1963-3-24 481 Riverside Andreas Cyn 182 Comment
  JEPS19051  Notholaena californica subsp. californica W. G. Wright Riverside Agua Caliente; Colorado desert Comment
  POM897  Notholaena californica subsp. californica P. A. Munz 1918-4-27 2167 Riverside Temescal Canyon. Comment
  RSA0034828  Oenothera bistorta var. hallii Norman C. Cooper 1944-3-24 2001 Riverside Banning. 701 Comment
  CDA40552  Oenothera californica Mike Lahti 2014-4-22 s.n. Riverside San Jacinto, dry San Jacinto Riverbed. 0 Comment
  UCSB54189  Oenothera californica subsp. avita McKinley, Gale 1985-3-26 Riverside 1/2 mile N. of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  CHSC1150  Oenothera deltoides subsp. deltoides E. Thomas 1940-3-30 Riverside Cathedral City. 137 Comment
  OBI38911  Oligomeris linifolia A. C. Sanders, Pitzer, Charlton, & Kniffen 1986-3-3 6114 Riverside Corn Spring, Chuckwalla Mts, was below the spring and wash and rocky slopes to the south 488 Comment
  POM14019  Oligomeris linifolia P. A. Munz, D. D. Keck 1922-4-8 4741 Riverside 1/2 miles east of Indio. -15 Comment
  RSA0042168  Oligomeris linifolia Duncan S. Bell, Evan Meyer 2014-4-2 6518 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  RSA0125086  Oligomeris linifolia Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8769 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting near the Martinez Slide, approximately 4 air miles northeast of the summit of Martinez Mountain. 264 Comment
  UCR109569  Oligomeris linifolia R. D. Goeden, Don W. Ricker 1979-3-29 s.n. Riverside Coachella Valley, Indio, Monroe St. -6 Comment
  UCR41587  Oligomeris linifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6114 Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. wash below the spring and wash and rocky slopes to the south 489 Comment
  UCSB38667  Oligomeris linifolia Cowan, Clark 1978-4-24 Riverside Dry lake bed of Lake Cahuilla; 2.1 mi (3.3 km) off Ave 66 on a dirt road, 1.3 mi(2 km) on Ave 66 from Hwy 86; Whittaker transect #W-222 (voucher) Comment
  CLARK-A1656-697  Olneya tesota Lois Ann Scott 1979-5-16 Riverside Mecca 121 Comment
  RSA0012647  Olneya tesota April Garbat, Kristin Forgrave 2013-5-29 76 Riverside Along Box Canyon Rd from Cottonwood Springs Rd to Mecca. 305 Comment
  CDA7539  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24209 Riverside Perris-Aguanga region; Val Verde, between Moreno Valley and Perris, along I-215, 0.9 mi. S of Oleander Ave., at S end of Patterson Ave. Comment
  RSA0038513  Oncosiphon piluliferum R. E. Riefner Jr. 2012-4-30 12 -82 Riverside city of Lake Elsinore, south side of Alberhill Creek, west of Hwy 74, vicinity of Bromley Ave. and Baker Street 380 Comment
  UCR250210  Oncosiphon piluliferum A. C. Sanders 2014-4-23 41060 Riverside Peninsular Range, Temescal Valley, between Temescal Canyon Rd. and I-15, NW of Bernard St. 373 Comment
  UCR282055  Opuntia basilaris Nathan Moorhatch, Michael D. Wilcox 2017-9-5 s.n. Riverside Riverside, Canyon Crest area, Box Springs Canyon just above flood control basin, north of Central Ave and east of Canyon Crest Dr. 346 Comment
  RSA4029  Opuntia basilaris var. basilaris C. B. Wolf 1931-10-14 2456 Riverside Snow Creek 3/4 miles below the Fish Hatchery, N base of San Jacinto Mountains. 427 Comment
  RSA7219  Opuntia chlorotica B. D. Stark 1932-6-5 3709 Riverside Palms to Pines Road, San Jacinto Mountains. 1067 Comment
  CAS-BOT-BC59013  Opuntia littoralis Carl B. Wolf 1938-6-11 9421 Riverside Field redacted by CAS, contact the data manager for more information 1219 Comment
  UCR94060  Opuntia phaeacantha Scott D. White, D. Haselfeld 1996-6-2 4267 Riverside San Jacinto / Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi. east of junction with Hwy 371. W-facing slope of Sugarloaf Mtn and adjacent valley. 1402 Comment
  RSA5416  Opuntia ramosissima C. B. Wolf 1932-10-12 4290 Riverside Colorado Desert. 4.5 miles from 29 Palms on road to Mecca. Comment
  JEPS31984  Oreostemma alpigenum var. andersonii Carl V. Meyer 1928-7-31 600 Riverside Tahquitz Valley, boggy meadow San Jacinto Mountains, Tahquitz Valley 2286 Comment
  RSA0076203  Orobanche californica subsp. feudgei Philip A. Munz 1927-5-21 10897 Riverside Coahuila Valley, Ansa. [Cahuilla Valley, Anza] 1372 Comment
  CAS-BOT-BC269273  Orobanche cooperi Sarah J. De Groot; Leland Lubinsky; Naomi Fraga; Lisa Rojas 2005-2-10 4638 Riverside Along Palen Pass Road, sandy area near Palen/McCoy Wilderness boundary. Bajada of mountains, just north of Palen Lake (dry) 170 Comment
  JEPS85939  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4518 Riverside at lower end of Box Canyon near Garfield St. junction of Mecca; Box Canyon 91 Comment
  JEPS85949  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4527 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85952  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4530 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  SEINET3108705  Orobanche cooperi subsp. cooperi Sears 1978-3-16 832 Riverside 12 mi NW of Midla nd, 3 mi SW of Rice. 244 Comment
  CLARK-A1045-173  Orthocarpus densiflorus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains vernal pools; Wildomar 7.5'Q Comment
  RSA501069  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-4-1 3187 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  SEINET7048057  Oryzopsis hymenoides Steven R. Hill 2001-4-29 33534 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UCR124636  Oryzopsis hymenoides B. C. Templeton, I. W. Clokey 1930-4-9 1018 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  RSA679171  Osmorhiza brachypoda Fred M. Roberts 2003-6-25 5938 Riverside Santiago Peak, old road near Orange County line, c.a. 150m N jct. with Main Divide Truck Trail, 0.5km north summit. 1633 Comment
  UCR201478  Osmorhiza brachypoda Scott D. White, Justin M. Wood 2008-6-18 12245 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  RSA64893  Oxytheca caryophylloides F. W. Peirson 1924-7-29 5019 Riverside 1 miles west of Fullers Mill on Banning to Idyllwild Road, San Jacinto Mts. 1768 Comment
  UC572580  Oxytheca trilobata H. S. Yates 1936-8-29 6375 Riverside 1 mi ne Keen Camp; San Jacinto Quad. 1615 Comment
  CLARK-A1528-691  Paeonia californica Sue Freeman 1967-2-19 Riverside 914 Comment
  SFV9414  Palafoxia arida M. L. Vincent, R. H. Swade 1963-10-19 453 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. This intersection is about 0.5 miles southeast of the intersection between Highway 111 and Interstate Highway 10. 366 Comment
  JOTR28879  Palafoxia arida var. arida La Doux, Tasha 2004-2-24 1114 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  OBI28972  Palafoxia arida var. arida David J. Keil 1976-11-28 11878 Riverside Just E of Indio along I-10 Comment
  JOTR32478  Parietaria hespera var. hespera Herskovits, Tasya 2011-5-25 14 Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large, sandy, open southeast flowing wash and Cottonwood Canyon; Small rocky ledges and outcrops bordering wash (Stop 1) Comment
  UC2015680  Parkinsonia aculeata Scott D. White 1996-3-23 3846 Riverside Perris Basin Santa Rosa Hills, SE of Hemet (Loomis property: Friendly Hills Ranch. Comment
  SEINET10907017  Parkinsonia florida Billy Joe Cox 1975-6-26 Cox 4202 Riverside 1-3 km W, (ca 32 mi S of Blythe). 70 Comment
  CLARK-A1528-2249  Pectocarya linearis John C. Roos 1952-2-29 5371 Riverside Reche Canyon 457 Comment
  RSA736032  Pectocarya linearis Scott D. White, Jamie Minor 2008-3-13 11767 Riverside Banning: S of Union Pacific RR, powerline route from Sunset Ave to 1 mile W. 732 Comment
  SD247367  Pectocarya linearis A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41418 Riverside San Gorgonio River wash, ca. 3.7 miles east of Cabazon, ca. 1.125 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms. 427 Comment
  UCR139165  Pectocarya linearis S. J. Myers 2003-4-22 s.n. Riverside Murrieta Area, hill 1564 between Auld. Rd. and Benton Rd. near Pourroy Rd., south of Alamos School site, north of Tucalota Creek 477 Comment
  UCR150444  Pectocarya linearis John F. Green 2005-2-14 s.n. Riverside Moreno Valley, Lasselle St. at Ironwood Ave., N of the 60 Fwy 564 Comment
  UCR155081  Pectocarya linearis A. C. Sanders, Kelly Volansky 2005-3-17 29222 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  RSA586034  Pectocarya penicillata D. L. Banks, S. D. Boyd 1995-3-16 86 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, Arroyo Seco drainage. 789 Comment
  RSA750748  Pectocarya penicillata Scott D. White, Justin M. Wood 2009-5-22 12890 Riverside San Jacinto Mountains: Quinn Flat Meadow. 1372 Comment
  JEPS20128  Pectocarya platycarpa I. W. Clokey 1935-4-17 6860 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  OBI23314  Pectocarya platycarpa Robert F. Hoover 1969-4-11 11215 Riverside Mouth of Morongo Valley Cyn Comment
  RSA0128200  Pectocarya platycarpa G. Rink 2013-3-20 11894 Riverside Above twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  POM368817  Pectocarya recurvata F. R. Fosberg 1932-3-13 10628 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA496356  Pectocarya recurvata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-19 3030 Riverside Vail Lake area, 0.5 mi WNW of dam, S flank Oak Mountain. 549 Comment
  UCR167451  Pectocarya recurvata 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
  RSA368830  Pectocarya setosa Christopher Davidson 1973-4-19 1996 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  UCSB18373  Pectocarya setosa Gates, Mary 1964-5-17 Riverside Pinyon Flats Campground; State Highway 74; 25 miles SW of Indio 1219 Comment
  UC1424841  Pedicularis densiflora E. W. Lathrop 1977-4-13 7606 Riverside 4 mi w of Corona (between Tin Mine Canyon and Santiago Peak, Skyline Drive, Sierra Peak near the towers); Santa Ana Mountains Comment
  CAS-BOT-BC520447  Pelargonium grossularioides A. C. Sanders 2016-6-26 42518 Riverside Peninsular range: Riverside, UCR Botanic Garden, at W edge of the herb garden 362 Comment
  SBBG281  Pellaea mucronata H. and M. Dearing 1940-1-3 4780 Riverside San Andreas Cyn Comment
  RSA523503  Pellaea mucronata var. mucronata Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-30 3963 Riverside Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn. 640 Comment
  RSA0050332  Pennisetum setaceum Lynn Sweet, Chris E. True 2009-12-3 s.n. Riverside Peninsular Range/ Sonoran Desert; Santa Rosa Mtns.: UC Boyd Deep Canyon Reserve, center of wash in Deep Canyon. 335 Comment
  RSA678882  Pennisetum setaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10451 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  UCR226913  Pennisetum setaceum Jim Andre 2011-2-2 16214 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  CHSC108906  Penstemon californicus Duncan S. Bell; Joy England 2010-6-14 1300 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, just west of Highway 74 approximately 2.5 miles southeast of junction of forest service road 6S04 and forest service road 6S13. On east facing slope. 1367 Comment
  POM49149  Penstemon centranthifolius Philip A. Munz 1924-5-18 8132 Riverside 18 miles from Banning on Idyllwild Road Alt. 1524 Comment
  UC218112  Penstemon centranthifolius P. A. Munz 1922-6-27 5847 Riverside Santa Rosa Santa Rosa Mts., Santa Rosa 1981 Comment
  UCR261687  Penstemon centranthifolius Dick Newell, Judy Booth 2014-5-18 369 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest on South Main Divide Road, 0.4 mi. east of CNF gate near Elsinore Peak 959 Comment
  UCSB13025  Penstemon centranthifolius Suter, Richard 1961-5-7 Riverside on the west side of the Idylwild-Banning road; 6.9 miles south of its turnoff from U.S. Highway 60, 70, 99; in the San Jacinto Mountains 1463 Comment
  RSA97163  Penstemon clevelandii subsp. connatus R. M. Straw 1953-6-25 489 Riverside Santa Rosa Mountain Truck Trail, off Palms to Pines Hwy. 1677 Comment
  JEPS7536  Penstemon eatonii var. undosus W. L. Jepson 1914-5-18 6007 Riverside n Indio (Pinon Well grade summit, betw. Pinon Well and County Well); Colorado Desert, summit Pinon Well grade, n of Indio Comment
  POM47016  Penstemon grinnellii Mary F. Spencer 1919-6-27 1230 Riverside Idyllwild, San Jacinto Mountains. 1616 Comment
  UCR151032  Penstemon grinnellii Scott D. White 1998-7-31 6931 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  RSA97164  Penstemon grinnellii R. M. Straw 1953-6-25 486 Riverside S.W. slope of Santa Rosa Mtns., Mt. Home Spring. 2134 Comment
  UC1329890  Penstemon incertus James E. Cole 1941-6-16 916 Riverside Lost Horse Valley Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  JEPS11261  Penstemon labrosus M. French Gilman c. 1918 741 Riverside Mt. San Jacinto Comment
  POM11244  Penstemon labrosus Philip A. Munz 1922-9-7 6454 Riverside San Jacinto Peak 3049 Comment
  POM259183  Penstemon labrosus Philip A. Munz 1938-8-14 15389 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2439 Comment
  POM11257  Penstemon spectabilis Philip A. Munz 1922-6-24 5796 Riverside Pipe Creek, Hemet Valley 1555 Comment
  RSA559335  Penstemon spectabilis Steve D. Boyd, Tim S. Ross 1992-5-15 7407 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UCD124329  Penstemon spectabilis K. M. Meyer; A. Townesmith, T. Scott 2007-3-18 134 Riverside San Bernardino National Forest, 1 mile up Little Thomas Mountain Road. (Forest Road 6S13) just south of Lake Hemet from Rt. 74. 1467 Comment
  UCR59687  Penstemon spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3567 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  UCR87639  Penstemon spectabilis A. C. Sanders 1994-5-29 14582 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  JEPS26107  Penstemon spectabilis var. spectabilis Peter H. Raven 1958-5-17 12952 Riverside on road to Idyllwild 7.4 mi se Banning (San Jacinto Mountains); , se of Banning rd to Idyllwild Comment
  SD137596  Penstemon spectabilis var. spectabilis Darin L. Banks 1995-4-11 165 Riverside Cleveland National Forest; N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trail 694 Comment
  SBBG34196  Pentachaeta aurea T. L. Secrest 1951-5-19 Riverside Idyllwild to Hemet Lake Comment
  RSA926  Pentachaeta aurea J. T. Howell 1927-8-2 554 Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  RSA0085021  Pentagramma maxonii A. Lefebure 1942-03 s.n. Riverside Tahquitz Canyon, near Palm Springs. Comment
  RSA772404  Pentagramma triangularis subsp. triangularis Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4862 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
  UCSB3810  Peritoma arborea Long, Frances 1939-12-30 Riverside Palm Springs Comment
  CAS-BOT-BC77492  Peritoma arborea var. angustata W. R. Dudley 1903-12-28 s.n. Riverside Palm Springs Comment
  JOTR32909  Peritoma arborea var. angustata La Doux, Tasha, Jim Andre 2009-2-28 350 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
  CAS-BOT-BC167763  Petalonyx thurberi Lewis S. Rose 1961-11-24 61065 Riverside La Quinta 15 Comment
  OBI12448  Petalonyx thurberi Robert F. Hoover 1966-10-15 10155 Riverside Dead Indian Creek wash, S of Palm Desert Comment
  SEINET10838703  Petalonyx thurberi Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4924 Riverside Salton Sea. At the junction of California Highway 111, (Commercial Street), along Vander Veer Road (to North Shore Marina), in the town of North Shore. North end of the Salton Sea, in the Coachella Valley. 60 Comment
  SEINET218494  Petalonyx thurberi A. J. Breitung 1953-6-12 15525 Riverside Palm Springs. Comment
  CAS-BOT-BC326834  Peucephyllum schottii Frank W. Peirson 1919-4-13 4737 Riverside 1st canyon east of Palm Canyon, Colorado Desert Comment
  HSC25834  Peucephyllum schottii Richard Spjut 1972-2-1 2074 Riverside Colorado Desert: Southern end of the Eagle Mts.; Eagle Mt. Rd. and other sandy roads ca. 3 to 6 mi. N of Desert Center Comment
  SBBG56037  Peucephyllum schottii C. Davidson, B. Gustafson 1977-4-7 5567 Riverside Whitewater Cyn Rd, near start of Pacific Crest Trail 609 Comment
  UCR233172A  Peucephyllum schottii Jim Andre, Glenn L. Clifton 2011-2-22 17439 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  POM13319  Phacelia campanularia E. C. Jaeger 1920-04 1083 Riverside Old Santa Rosa, colorado Desert Comment
  POM3749  Phacelia campanularia H. M. Hall 1902-04 2818 Riverside Coyote Canyon 183 Comment
  RSA764120  Phacelia cicutaria var. hispida L. M. Prince, Duncan S. Bell 2009-6-17 580 Riverside Cleveland National Forest Comment
  UCR121338  Phacelia cicutaria var. hispida A. C. Sanders, Mark Elvin, Vipul Joshi 2002-4-26 25033 Riverside The Badlands, west fork of Laborde Canyon near old rocket test facility 622 Comment
  SD134446  Phacelia ciliata Craig Reiser 1991-4-30 Riverside Southeast of Lake Perris near the San Jacinto River Comment
  RSA0014470  Phacelia crenulata var. ambigua Justin M. Wood, J. Miner 2010-4-29 1544 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  RSA789358  Phacelia crenulata var. ambigua Aaron C. Sedgwick, David Fraker 2012-3-28 17 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA0085057  Phacelia crenulata var. ambigua John Wallace, Steve McNabb 1991-5-5 13 Riverside Palo Verde Dam. 20 yards north of entrance gate along generator frontage road. Comment
  RSA0110948  Phacelia crenulata var. ambigua Michael Honer, L. Hulse 2005-3-7 2030 Riverside Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. 488 Comment
  UCR16830  Phacelia cryptantha Emily E. McGregor 1972-4-23 s.n. Riverside Badlands, along route 60, 3 mi. west of Jack Rabbit Trail Comment
Read comments
Jan 29 2007
  HSC13698  Phacelia distans C. L. Hitchcock, C. V. Muhlick 1964-3-17 23090 Riverside 1/2 mi. SE of Glen Ivy Hot Springs Comment
  RSA339326  Phacelia distans Robert F. Thorne, W. A. Tilforth 1980-5-28 54201 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  RSA426210B  Phacelia distans P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs Comment
  RSA757726  Phacelia distans LeRoy Gross, Jackie McConnaughy, Drew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4357 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
  UCR241197  Phacelia distans Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 525 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  UC218143  Phacelia douglasii P. A. Munz and R. D. Harwood 1920-5-5 3834 Riverside near Wineville 304 Comment
  RSA428082  Phacelia minor D. A. Young 1969-4-12 p 311 Riverside 10 mi SE of Hemet, 200 yrs. E. of State St. in a wash. 335 Comment
  RSA655400  Phacelia minor A. C. Sanders 1998-1-15 21636 Riverside Lake Skinner area: toward Crown Valley, NE of Black Mtn 762 Comment
  SBBG55031  Phacelia minor D. Keil, M. McLeod 1979-3-18 12968 Riverside Alberhill Jct along St Hwy 71 365 Comment
  UC1069361  Phacelia minor A. Lewis Mar 1934 327 Riverside Bedford Canyon Corona Quadrangle 335 Comment
  UC1929329  Phacelia minor Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10498 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  SEINET5518994  Phacelia minor Wilder 1905-1 s.n. Riverside Riverside Comment
  POM8639  Phacelia neglecta P. A. Munz, R. D. Harwood 1920-4-3 3562 Riverside Ford's Well west of Blythe. 305 Comment
Read comments
Dec 13 2016
  CLARK-A1656-680  Phacelia tanacetifolia Milton Walker 1978-3-3 Riverside La Quinta 30 Comment
  CLARK-A1528-4797  Phalaris lemmonii John C. Roos 1966-3-24 Riverside Winchester Comment
  UCR220328  Phalaris lemmonii D. E. Bramlet 1992-4-15 2223 Riverside Perris-Aguanga Basin Region, 7.5 km SW of Hemet, just east of California Ave and c. 100 m north of the ATSF RR tracks, NE of the intersection of California Ave. and Marvin Hull Road and c. 300 m west of the MWD Canal 453 Comment
  SEINET10389802  Phalaris minor A. C. Sanders, Jim Malusa 2015-3-10 41380 Riverside north end of Chocolate Mountains, eastern canyon at Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 611 Comment
  CLARK-A1528-4798  Phalaris paradoxa John C. Roos 1943-4-3 2616 Riverside San Timoteo Canyon 457 Comment
  SD114076  Philadelphus microphyllus var. pumilus Darley F. Howe 1973-7-28 4885 Riverside Santa Rosa Mts. 2438 Comment
  LA9766  Phleum alpinum Martha Hilend; 1928-8-7 sn Riverside Mount San Jacinto, Round Valley, Idllywild Comment
  RSA5230  Phleum alpinum C. B. Wolf 1932-8-5 3956 Riverside San Jacinto Mountains, on trail from Tahquitz Valley to San Jacinto Peak, head of a fork of Tahquitz Creek 2744 Comment
  RSA38667  Pholisma arenarium P. A. Munz 1946-10-21 11601 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1296 Comment
  RSA0043168  Pholistoma membranaceum Steve Boyd, Amber Maurice, Pesach Lubinsky, Lel Lubinsky 2003-4-17 10491 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  CAS-BOT-BC134985  Phoradendron bolleanum Del Wiens 1953-12-5 862 Riverside Vicinity of Hidden Valley, Joshua Tree Natl. Mon. San Bernardino or Riverside Co. Comment
  SD232810  Phoradendron bolleanum Scott D. White 1995-12-24 3796 Riverside Juniper Flats Rd. ca. 1.5 road miles N of jct. w/ SR 74. 609 Comment
  UCSB18191  Phoradendron bolleanum Copeland, Jerry 1964-5-10 Riverside 30 feet northwest of Pinyon Flats Campground, 9 miles south of intersection of State Highways 71 and 74 Comment
  UCR114127  Phoradendron californicum B. G. Pitzer, J. Ross 1998-3-8 3602 Riverside Sonoran (Colorado) Desert, S-facing fan on north side of Hayfield Lake, along road to pumping plant. 427 Comment
  UCR120716  Phoradendron californicum Helen Kennedy, T. B. Salvato 2002-2-2 5455 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCR48553  Phoradendron californicum J. Glazner 1985-3-24 s.n. Riverside San Bernardino Mtns., Whitewater Canyon, 3 mi. north of I-10 and 1 mile south of Whitewater trout co. 442 Comment
  SEINET3073024 Image available Phoradendron densum A. C. Sanders, P. MacKay, L. & P. Lubinsky 1994-10-30 15853 Riverside Catclaw Flat Quad. San Bernardino Mountains; White water River Canyon between Red Dome and Stills Landing, SE of VABM Paw. 850 Comment
  UCR94061  Phoradendron densum Duayne Haselfeld 1996-7-2 4264 Riverside San Jacinto Mtns., Pinyon Flat Area, north of Hwy 74, c. 10 road miles east of jct. w/ Hwy 371. W facing slope of Sugerloaf Mtn. and adjacent valley 1400 Comment
  UCD102166  Phoradendron juniperinum P. Kilburn 1958-5-30 829 Riverside Mt. San Jacinto, 5 mi. N. of Idlewild, just W. of Fern Basin Cmpgd, beside road. 2133 Comment
  SFV17133  Phoradendron libocedri P. G. Kilburn 1958-5-30 829 Riverside San Jacinto Mountains 5 miles north of Idyllwild, just west of Fern Basin Campground. Beside road. 2134 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
  UCR91927  Phoradendron pauciflorum George K. Helmkamp, E. A. Helmkamp 1995-11-16 3- 01 Riverside San Jacinto Mtns., At Humber Park NE of Idyllwild. 2000 Comment
  RSA80966  Physalis crassifolia G. R. Campbell 1952-4-6 18415 Riverside 2 mi. s. of jct. of Cottonwood Springs road, road through Joshua Tree National Monument, south from 29 Palms. 884 Comment
  SBBG6615  Physalis crassifolia H. and M. Dearing 1940-6-7 4336 Riverside Box Cyn Comment
  SD181326  Physalis crassifolia Scott D. White 1999-4-20 7273 Riverside Southern Foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, wash, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe 89 Comment
  UC1143156  Physalis crassifolia H. S. Yates 1937-3-23 6447 Riverside 15 mi nne Mecca; Thermal Quad. 457 Comment
  UCR166862  Physalis crassifolia Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  JOTR01203  Physalis crassifolia Cole, James E. 1941-4-13 593 Riverside Joshua Tree National Park. SUMMIT OF PINTO PASS 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
  UCR36315  Pinus coulteri R. M. Adams 1982-3-8 62-054 185 Riverside San Jacinto Mtns., in Bay Tree Flats, 1.2 mi south of Vista Grande Ranger Station Comment
  CLARK-A1528-3557  Pinus monophylla John C. Roos 1947-4-5 3435 Riverside San Jacinto Mountains 1310 Comment
  RSA599117  Piptatherum miliaceum V. W. Steinmann, D. L. Banks 1996-4-20 842 Riverside Agua Tibia Mountains, ca. 10 km east of Temecula, UC Emerson Preserve, ca. 0.5 km from main road along the East Trail, just northeast of the summer cottage., ca. 33?28'N, 117?02'W 450 Comment
  UCR137677  Plagiobothrys G. R. Ballmer 1996-4-10 s.n. Riverside Skunk Hollow, 6 mi. east of Murrieta, on W side of Pouroy Road 457 Comment
  CLARK-A1528-1121  Plagiobothrys canescens John C. Roos 1941-3-22 218 Riverside Reche Canyon 609 Comment
  SD181658  Plagiobothrys canescens Scott d. White 1999-5-2 7282 Riverside Perris/sun City area, just east of Goetz road and south of Ethanac road. Ca. 1.5-2.0 miles west of I-215. 440 Comment
  UCR177420  Plagiobothrys canescens Scott D. White, Michael Honer 2003-4-4 8944 Riverside Peninsular Ranges; Perris-Aguanga Basin, Temescal Canyon, dissected bajada bench, below and east of Horsethief Canyon, immediately south of I-15 Fwy 427 Comment
  SDSU18963  Plagiobothrys canescens var. canescens C. Matt Guilliams, Jeannine Ross 2008-3-12 534 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. 436 Comment
  SEINET272152  Plagiobothrys collinus A. C. Sanders 1997-3-1 19743 Riverside Box Springs Mtns. S end of the range along Gernert Rd (dirt) in valley drainage to Box Spring Cyn. 457 Comment
  UCR128317  Plagiobothrys collinus Jeri Hirshberg 1989-3-15 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta; small mesa SW of Mesa de Burro 579 Comment
  UCR139163  Plagiobothrys collinus S. J. Myers 2003-4-22 s.n. Riverside Murrieta Area, hill 1564 between Auld. Rd. and Benton Rd. near Pourroy Rd., south of Alamos School site, north of Tucalota Creek 477 Comment
  RSA741372  Plagiobothrys collinus var. ursinus Scott D. White, Justin M. Wood 2008-5-15 11982 Riverside Johnson Meadow. 1415 Comment
  SEINET3084131 Image available Plagiobothrys fulvus A. C. Sanders, T. Glenn 1983-4-17 3736 Riverside Mesa de Colorado, Santa Ana Mountains, 5 miles (airline) SW of Murrieta. Comment
  SD140150  Plagiobothrys leptocladus A. C. Sanders 1993-4-5 13698 Riverside Western edge of Hemet, along south side of Devonshire Avenue betwee Old Warren and Earren Roads, southwest of Tres Cerritos and N of Florida 459 Comment
  SD140151  Plagiobothrys leptocladus A. C. Sanders 1993-4-1 13671 Riverside Western edge of Hemet, northeast corner of Myers and Devonshire Streets, just south of Tres Cerritos 459 Comment
  UC306227  Plagiobothrys leptocladus P. A. Munz 1918-4-27 2123 Riverside se end Lake Elsinore; se end Lake Elsinore Comment
  RSA562122  Plagiobothrys nothofulvus Steve Boyd, Tim Ross 1992-4-1 6784 Riverside Santa Ana Mountains, Elsinore Peak area south of lake Elsinore. South base of Elsinore Peak, just north of Main Divide Road. 1024 Comment
  CLARK-A1528-2263  Plagiobothrys parishii John C. Roos 1950-3-18 4713 Riverside Perris 457 Comment
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Feb 23 2014
  HSC92524  Plagiobothrys stipitatus D. Atwood, L. Stritch 1993-4-2 17895 Riverside Santa Rosa Plateau TNC Preserve and adjacent to BLM administrated lands 671 Comment
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May 15 2015
  RSA508002  Plagiobothrys tenellus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2306 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  SEINET272326  Plagiobothrys tenellus A. C. Sanders, G Helmkamp 1997-3-15 19961 Riverside Lake Skinner Area; NE of Skinner Lake in a tributary to Rawson Canyon along the dirt road. UTM 10km cell: MH-9E 1N. Sk 503 Comment
  UC64420  Plagiobothrys tenellus H. M. Hall 1897-4-2 426 Riverside vicinity of Winchester vicinity of Winchester 609 Comment
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Mar 20 2011
  UCR22131B  Plagiobothrys tenellus Steve Boyd 1980-5-3 171 B Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
  SBBG54322  Plagiobothrys undulatus C. Davidson 1977-5-25 5641 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR15892  Plagiobothrys undulatus Frank C. Vasek, G. K. Helmkamp 1979-4-27 s.n. Riverside Santa Ana Mtns., Mesa de Colorado, drying vernal pool along Clinton Keith Road 457 Comment
  SDSU13316  Plantago erecta Shawn Johnston, Calif. Taxonomy Class spring 2000 2000-4-1 9 Riverside Santa Margarita Ecological Reserve North end. Comment
  UCR116400  Plantago erecta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24178 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  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
  UCSB6244  Plantago lanceolata Kamb, Peter 1947-5-17 Riverside Hall Canyon; San Jacinto Mts 1645 Comment
  POM15000  Plantago ovata var. fastigiata Mary F. Spencer 1922-3-27 1488 Riverside Canyon prope [near] Mecca 49 Comment
  CAS-BOT-BC93212  Platanus racemosa Carl B. Wolf 1932-5-24 3647 Riverside Snow Creek Canyon, 0.5 mile below the fish hatchery, north base of San Jacinto Mountain. 548 Comment
  UC527405  Platanus racemosa Carl B. Wolf 1932-5-24 3647 Riverside 1/2 mi below fish hatchery (n base of mt.); San Jacinto Mt., Snow Creek Canyon 548 Comment
  RSA543736  Platystemon californicus Steve Boyd, Mike Hammitt 1991-5-2 6071 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR220129  Platystemon californicus D. E. Bramlet 1989-4-7 1826 Riverside Peninsular Range; Perris-Aguanga Basin region, Lake Skinner County Park, southeast slope of Bachelor Mountain, c. 7200 ft. east of the dam and 700 ft. north of Lake Skinner 473 Comment
  SD152735  Plectritis ciliosa Steve Boyd, T. Ross, O. Mistretta 1992-3-31 6761 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring 671 Comment
  RSA4907  Pleuraphis rigida C. B. Wolf 1932-4-27 3023 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  CAS-BOT-BC326640  Pleurocoronis pluriseta Steve Boyd; S. Meury; R. Noyes; L. Arnseth; D. Nordin; T. Ross 1988-3-10 2216 Riverside Northwest end of the McCoy Mountians, northwest of Blackjack Mine 400 Comment
  JEPS18555  Pleurocoronis pluriseta W. L. Jepson 1927-4-12 11681 Riverside Painted Canyon Colorado Desert, Mecca Hills 76 Comment
  SEINET10945073  Pleurocoronis pluriseta A. K. Evans 1976-4-13 Evans 5213 Riverside Desert canyons of Santa Rosa Mountains. Comment
  POM31961  Pluchea odorata Patricia Wilder 1970-10-15 4811 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  UC699668  Pluchea odorata var. odorata Kay H. Beach 1942-10-22 1662 Riverside about 3 mi nw Corona city limits (along Chino Creek); Chino Creek 198 Comment
  UCSB39093  Pluchea sericea Jorgensen, Jan 1982-3-6 Riverside Coachella Valley, along Avenue 66, Coachella 70 Comment
  UCR121696  Poa bulbosa A. C. Sanders 2002-5-4 25042 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  UCR91491  Poa secunda Scott D. White 1995-4-5 2724 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UCR14558  Polycarpon tetraphyllum W. H. Evart 1974-7-3 s.n. Riverside Riverside, 2085 Loma Vista St. [West of Chicago Ave. & north of University Ave.] Comment
  RSA596151  Polygala cornuta var. fishiae D. L. Banks 1996-11-7 1188 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation., Approximately 200 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 457 Comment
  SBBG93057  Polygala cornuta var. fishiae S. D. White 1990-6-16 Riverside E wall of Hagador Cyn, near mouth of cyn Comment
  POM319090  Polygonum lapathifolium Patricia Wilder 1970-10-15 4777 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  RSA65917  Polygonum ramosissimum F. W. Peirson 1938-4-10 12379 Riverside 1-2 miles west of Blythe. Comment
  CAS-BOT-BC237273  Polypogon monspeliensis H. M. Hall 1901-6-1 2274 Riverside San Jacinto Mountains. Vicinity of Strawberry Valley 1615 Comment
  UCR167199  Polypogon monspeliensis S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  RSA771110  Polypogon viridis Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4730 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 W116.65123 604 Comment
  POM122568  Populus fremontii Marcus E. Jones 1925-4-24 s.n. Riverside Thousand Palms. Comment
  RSA125852  Populus fremontii E. K. Balls, Percy C. Everett 1957-11-13 22797 Riverside Snow Creek, north base San Jacinto Mountains. 701 Comment
  UCR225586  Populus fremontii A. C. Sanders, T. B. Salvato 2011-3-29 38865 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, gentle alluvial slope along powerline corridor east of Goetz Rd., west of Wheat St. 450 Comment
  RSA561121  Populus trichocarpa Steve D. Boyd, Tim S. Ross, D. E. Bramlet 1993-5-12 7314 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
  UCR18436  Porophyllum gracile J. Olmstead 1966-5-2 s.n. Riverside Santa Rosa Mtns., Granite country SW of Black Hill, west of Hwy. 74. 976 Comment
  RSA597532  Potamogeton L. C. Wheeler 1957-11-30 7276 Riverside Coachella drainage ditch, ca. 1.5 mi. south southeast of Thermal. Comment
  UCR37485  Potamogeton crispus Steve Boyd 1981-1-9 s.n. Riverside Peninsular Range, Gavilan Hills, narrows in central Dawson Cyn. 488 Comment
  UCR119563  Potamogeton pectinatus L. C. Wheeler 1953-3-30 7034 Riverside Sonoran (Colorado) Desert, Alligator Slough on the Colorado River Comment
  RSA13653  Potentilla glandulosa subsp. nevadensis Philip A. Munz 1922-7-6 5987 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  UCR242713  Proboscidea althaeifolia A. C. Sanders, T. B. Salvato 2012-10-12 40439 Riverside Sonoran (Colorado) Desert, Palo Verde Mesa, along Bradshaw Trail c. 2 miles west of 30th Ave. at Ludy Blvd./ canal crossing 114 Comment
  UCR116946  Proboscidea louisianica A. C. Sanders, D. Malueg 2001-5-17 24355 Riverside Perris-Aguanga Basin, Gasline right of way across Pinto and Hoopes Ranches, east of Briggs Road at and near Warm Springs Creek, south of Scott Rd. 415 Comment
  RSA0014806  Proboscidea louisianica Steve Boyd, Rita Gentry 1991-5-30 6317 Riverside Murrieta, Gentry Experimental Farm on Los Alamos Rd. 427 Comment
  CAS-BOT-BC206976  Prosopis glandulosa var. torreyana Geo. B. Grant 1906-5-1 1043 -6721 Riverside Colorado Desert at Palm Srpings Comment
  SD146263  Prosopis glandulosa var. torreyana A. C. Sanders, S. D. Boyd, Mitch Provance 1999-7-14 23075 Riverside San Bernadino Valley: Colton Dunes, dune remnant on Slover Ave between Pepper Ave and the tank farm, 1 miles w of Slover Mountain 320 Comment
  SEINET7048066  Prosopis glandulosa var. torreyana Steven R. Hill 2001-4-29 33543 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  RSA453236  Prunus fremontii Robert Gustafson, Gary D. Wallace 1982-5-19 2565 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  UC729658  Prunus ilicifolia Carl B. Wolf 1932-5-25 3666 Riverside Snow Creek Canyon, just above fish hatchery, n base of San Jacinto Mountains Snow Creek Canyon; San Jacinto Mountains, Snow Creek Canyon 670 Comment
  RSA611287  Prunus virginiana var. demissa C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  CAS-BOT-BC356350  Psathyrotes ramosissima Beley; Larson 1975-4-24 1769 Riverside Near intersection of Varner Road and T/L approx. 5 mi. N. of Palm Springs Comment
  SBBG100841  Psathyrotes ramosissima W. L. Halvorson 1977-3-8 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UC74008  Psathyrotes ramosissima Dr. R. J. Smith 1904-5-18 325 Riverside desert near White Water Comment
  SD193244  Pseudognaphalium beneolens A. C. Sanders, Kelly Volansky 2005-8-31 31595 Riverside Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 0.5 mile north of Tenaja Road. 671 Comment
  RSA342002  Pseudognaphalium biolettii R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54114 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  UCR34931  Pseudognaphalium biolettii L. B. Ziegler 1967-8-24 223 Riverside San Jacinto Mtns, San Jacinto Valley. Mission [Avery] Canyon 503 Comment
  CAS-BOT-BC356793  Pseudognaphalium californicum A. C. Sanders 1997-3-19 20007 Riverside Lake Skinner area: slopes N of Tucalota Creek ca. 3/4 mi. (1.25 km) E of the lake 470 Comment
  UC1118482  Pseudognaphalium californicum A. Lewis 1934-3-1 316 Riverside Tin Mine Canyon Cleveland National Forest, Corona Quadrangle, Tin Mine Canyo 609 Comment
  CHSC108887  Pseudognaphalium luteoalbum Orlando Mistretta; D Bell, J Beckman, J England, K Kane, J Hall, etal 2010-4-12 4535 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm); between N33.95609, W116.64365 and N33.95477 and W116.64248. 525 Comment
  RSA526504  Pseudotsuga macrocarpa Steve Boyd, T. S. Ross 1990-5-11 4699 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  UCR228254  Psilocarphus brevissimus A. C. Sanders, T. B. Salvato 2011-4-1 38932 Riverside Peninsular Range, Lake Elsinore area, near Alberhill, Baker St., SW side at dirt road crossing, c. 270 ft. SE of intersection with Pierce St. 385 Comment
  CLARK-A1045-106  Psoralea californica George K. Helmkamp 1978-5-20 Riverside Pinyon Flats Campground southwest 1/4 Palm Desert 15'Q Comment
  JOTR29307  Psorothamnus arborescens var. simplicifolius La Doux, Tasha, Mike Bell 2006-5-17 1384 Riverside Joshua Tree National Park. East Deception Canyon Comment
  UC667246  Psorothamnus arborescens var. simplicifolius Annie M. Alexander and Louise Kellogg 1941-5-12 2156 Riverside 5.5 mi NE of Cottonwood Spring; Eagle Mountains, Colorado Desert 868 Comment
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Feb 4 2013
  UCR216244  Psorothamnus arborescens var. simplicifolius Mike Bell 2008-3-19 046 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, north of Pierson Blvd. and west of North Indian Canyon Dr. 396 Comment
  CAS-BOT-BC353632  Psorothamnus emoryi Lewis S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  IRVC28838  Psorothamnus emoryi Mark A. Elvin 2005-4-25 4221 Riverside Coachella Valley; N of Palm Springs; N of I10; S of Dillan Road; E of Indian Avenue. Northern Sonoran Desert 244 Comment
  POM8994  Psorothamnus emoryi Mary F. Spencer 1918-4-27 767 Riverside In desert sand, Palm Springs, Colorado Desert Comment
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Jul 24 2010
  RSA167561  Psorothamnus emoryi Robert F. Thorne 1964-4-10 33600 Riverside At Desert Beach along NE side Salton Sea -61 Comment
  UCR16203  Psorothamnus emoryi Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Box Canyon Road, 8 mi. NE of Mecca. Comment
  SEINET12162016  Psorothamnus emoryi C. W. Tilforth, Wisura, W. 1979-1 1907 Riverside S edge of Palm Desert along Hwy. 74, SE of Palm Springs 76 Comment
  SEINET2063916 Image available Psorothamnus polydenius P. Leary 1975-5-27 1213 Riverside 1 mile E of Ruby Lee Well, Joshua Tree National Monument. 853 Comment
  JEPS41645  Psorothamnus schottii I. W. Clokey, B. C. Templeton 1930-4-9 4688 Riverside North of Palm Springs, Colorado Desert 51 Comment
  SDSU5217  Psorothamnus schottii A. H. Gallup 1949-3-28 398 Riverside On Palms to Pines Hwy, above Desert Center [interpreted to be Palm Desert], Pacific drainage area, San Jacinto Mt. Range 152 Comment
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Jan 30 2013
  UC69322  Psorothamnus schottii L. A. Greata April 1905 Riverside Cochulla, Riverside Co. Comment
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Sep 4 2011
  UC866000  Psorothamnus schottii I. W. Clokey, B. C. Templeton 1930-4-9 4688 Riverside n Palm Springs (Colorado Desert); , n of Palm Springs 170 Comment
  SD224976  Psorothamnus spinosus B. Pitzer 1996-11-11 2933 Riverside Orocopia Mts: Salt Creek Wash, at intersection w/ SR 211, 4rd. Mi. S of Bob's Cabin. Hayfield USGS Quad. 274 Comment
  SEINET951768  Pteridaceae Norman C. Cooper 1944-1 1085 Riverside Andreas Canyon, Riverside County 457 Comment
  UCSB18375  Pterostegia drymarioides Smalley, G. 1964-5-10 Riverside State Highway 74, 10.8 miles SW of Palm Desert 914 Comment
  RSA484521  Puccinellia nuttalliana Anstruther Davidson 1904-5-1 1102 Riverside Palm Springs. Comment
  UCR274938  Pulicaria paludosa S. J. Myers, Vesta A. Myers 2006-9-30 1031 Riverside Perris Valley Storm Drain near Placentia Ave., SW of Lake Perris 435 Comment
  RSA561412  Pycnanthemum californicum Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7681 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UC218157  Pyrola minor P. A. Munz 1922-9-6 6395 Riverside Round Valley, San Jacinto Mts. 2743 Comment
  UCD45043  Quercus agrifolia Rudolph Fischer 1965-10-8 2 Riverside ca. 100 feet from south bank of San Jacinto River, elevation 2000 feet. State Highway 74, 3 miles east of Hemet, Riverside County, California. 609 Comment
  RSA476867  Quercus agrifolia var. agrifolia E. Fitzgerald 1929-05 s.n. Riverside Idylwild, San Jacinto Mts. Comment
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Mar 29 2014
  UCR158895  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31560 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  CAS-BOT-BC62821  Quercus berberidifolia Steve Boyd 1994-10-14 8398 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. 426 Comment
  SEINET3101943  Quercus berberidifolia Marc A. Baker, Michelle Cloud-Hughes 2011-6-11 17369 Riverside Along Morris Ranch Road, 640m NNE of Kenworthy Station, 3.5km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain, 16km SW of Idyllwild. 1445 Comment
  RSA155  Quercus chrysolepis J. T. Howell 1927-8-2 575 Riverside Road to Hemet, Mt. San Jacinto. 1372 Comment
  UCD45615  Quercus cornelius-mulleri Mary L. Bowernan 1946-4-15 4101 Riverside Joshua Tree National Monument, Live Oak Tank (3 mi. W. of junction of Keyes Point and Pinto Basin Highway), adjacent to wash (20 feet from #4100, an aberrant oak tree). Comment
  UCR117256  Quercus cornelius-mulleri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22288 Riverside San Jacinto Mtns., along Hwy 74, 4.4 mi. east of Hwy 371 junction to Anza, just east of Vandeventer Flat 1387 Comment
  CDA29916  Quercus engelmannii Mike Lahti 2009-10-2 PDR# 1501841 Riverside Southwest of Temecula. 0 Comment
  UCR189773  Quercus engelmannii Theresa Johnson 2006-10-10 289 Riverside Peninsular Ranges, Perris-Aguanga Basin, San Jacinto Wildlife Area, Potrero unit south side. 1.7 mi east of Lamb Canyon road. In steep ravine near air strip 630 Comment
  UCR189775  Quercus engelmannii Diane Menuz 2007-8-9 357 Riverside Peninsular Range, Temecula, along north bank of Santa Margarita River c. 0.9 mi southwest of I-15 and Hwy 79S interchange 300 Comment
  UCR60995  Quercus engelmannii B. G. Pitzer 1988-6-10 1054 Riverside Santa Ana Mtns., Rancho California area, Carancho Road near intersection with El Prado Road; c. 0.5 - 1 mi. SE of De Luz Road Comment
  POM310603  Quercus john-tuckeri Marcus E. Jones 1956-04 s.n. Riverside Joshua tree on road to Juniper Flats. 1463 Comment
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Mar 14 2014
  CAS-BOT-BC126762  Quercus palmeri D. E. Bramlet; Fred M. Roberts 2004-4-13 3552 Riverside Perris-Aguanga Basin: South Bernasconi Hills, 1.3 km S of Ramona Expressway and 1.4 km W of San Jacinto River 515 Comment
  RSA741573  Quercus palmeri Scott D. White, Justin M. Wood 2008-6-17 12166 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  RSA477128  Quercus turbinella Julian P. Donahue 1984-10-6 90405 Riverside Pinyon Crest, Pinyon Flat, between San Jacinto & Santa Rosa Mts. 1250 Comment
  CLARK-A1528-2075  Rafinesquia neomexicana John C. Roos 1947-3-1 3304 Riverside Garnet Comment
  JOTR31939  Rafinesquia neomexicana La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2177 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash Comment
  POM6732  Rafinesquia neomexicana P. A. Munz, L. T. Street, Williams 1919-3-28 s.n. Riverside San Gorgonio Pass, Cabazon 543 Comment
  UCR216679  Rafinesquia neomexicana Jim Andre, T. La Doux 2009-3-10 11240 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UCR42393  Rafinesquia neomexicana D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  RSA161331  Ranunculus aquatilis var. capillaceus Peter H. Raven 1958-5-17 12961 Riverside Lake Fulmor, San Jacinto Mts Comment
  UCR1190  Ranunculus californicus Civerolo 1960-4-10 s.n. Riverside Santa Ana Mtns., 3.25 mi west of Murrieta on Tenaja Road toward San Mateo Canyon Comment
  UCR147737  Ranunculus hebecarpus Steve Boyd, Aydee Virgen 2004-4-13 10887 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR183341  Raphanus raphanistrum Mitch Provance 2005-5-27 4604 Riverside San Bernardino Valley, Riverside, Sycamore Canyon, just east of the corner of Canyon Crest Drive and Via Vista 381 Comment
  RSA3124  Rhamnus crocea Carl B. Wolf 1932-2-11 2653 Riverside Coldwater Creek, Glen Ivy Hot Springs base of Santa Ana Mts. 335 Comment
  JEPS42076  Rhamnus ilicifolia C. V. Meyer Jun 1927 164 Riverside San Jacinto mt. 1706 Comment
  RSA343876  Rhamnus ilicifolia Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60666 Riverside Santa Rosa Plateau: at edge of Cleveland National Forest. 610 Comment
  SDSU20273  Rhamnus ilicifolia Adrienne D. Russell, Tahirch Linz & Matt Guilliams 2000-4-29 125 Riverside Santa Margarita Ecological Reserve, Temecula, insect trail, mapping project for plant taxonomy class. Comment
  SD128327  Rhododendron occidentale R. Mitchel Beauchamp 1971-5-15 2410 Riverside Black Mountain Campground, San Jacinto Mountains. 2207 Comment
  UCSB25310  Rhododendron occidentale Gliessman, Stephen 1968-7-11 Riverside 0.6 mile south of Little Round Valley on the Deer Springs Trail, San Jacinto Mountains 2895 Comment
  UCR240623  Rhus aromatica Tracy Tennant, Mitch Provance 1998-6-16 MOR- 437 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M15 1098 Comment
  RSA613899  Rhus ovata A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19859 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake. 457 Comment
  UC1130537  Rhus ovata H. S. Yates 1937-3-24 6469 Riverside s of Pinyon Flat 975 Comment
  UC454753  Rhus trilobata I. J. Condit 1910-6-24 Riverside San Jacinto River Canyon Comment
  UCR244389  Rhus trilobata Jim Andre 2012-4-16 20970 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
  UC1979590  Ribes amarum D. L Banks, Steve Boyd 1995-3-30 0120 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. Comment
  UCR70835  Ribes cereum var. cereum C. B. Wolf 1932-8-5 03968 Riverside San Jacinto Mtns, On trail from Tahquitz Valley to San Jacinto Peak 2805 Comment
  POM306650  Ribes indecorum Henry J. Ramsey, Mrs. Ramsey 1938-4-23 1505 Riverside Santa Rosa Mtns. Comment
  SDSU13628  Ribes indecorum W. Miller, C. Mosse 1972-7-20 Riverside Comment
  SEINET13942527 Image available Ribes indecorum S. Lambert 1981-1 1911 Riverside San Bernadino National Forest, hwy 74, 6.0 miles W Mountain Center, 3000 feet elevation, streamside 914 Comment
  UC11631  Ribes nevadense H. M. Hall 1901-6-1 2260 Riverside Fuller's Mills Mountains San Jacinto Mountains 1645 Comment
  RSA628428  Robinia pseudoacacia A. C. Sanders, K. C. Rose 1999-6-18 22802 Riverside Skinner/Domenigoni area: French Valley, E side of Washington Ave., 1/2 mile S of Rawson Rd. 439 Comment
  RSA722426  Romneya coulteri Pomeroy 1929-5-11 s.n. Riverside Glenn Ivy Comment
  SEINET3245813  Romneya coulteri A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-1 38413 Riverside Peninsular Range: southeastern Gavilan Hills near Alberhill, north of Concordia Ranch Rd. at north end of Black Powder Rd. (Alberhill 7.5') 399 Comment
  UC50168  Romneya coulteri H. M. Hall 1897-5-27 568 Riverside Corona Comment
  UCR130812  Rorippa palustris D. E. Bramlet 2002-5-2 3263 Riverside Perris-Aguanga Basin Region, Lake Skinner Filtration Plant, 579 m west of the Lake Skinner Dam and 366 m east of Washington St. 420 Comment
  POM12902  Rosa californica Philip A. Munz 1922-6-30 5901 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  UCR89820  Rumex dentatus Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) andc. 0.25 mi south of the San Jacinto River 430 Comment
  SD122870  Rumex salicifolius Steve Boyd 1985-7-23 1015 Riverside De Luz Rd., 8 mi west of Rancho California, Sandia Creek 305 Comment
  UCR167685  Rumex salicifolius T. B. Salvato, Melissa Clemons 2005-6-23 1296 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR167978  Rumex salicifolius T. B. Salvato, John F. Green 2004-5-27 652 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UC850653  Rumex salicifolius var. salicifolius I. W. Clokey and E. G. Anderson 1935-8-21 6601 Riverside Fuller Creek 1500 Comment
  SEINET4178297  Rumex salicifolius var. salicifolius I. W. Clokey 1935-8-21 6601 Riverside Fuller's Creek 1500 Comment
  UCR90819  Sagina apetala A. C. Sanders, G. K. Helmkamp 1996-3-17 17995 Riverside Coachella Valley, Cathedral City, Cathedral Plaza, Hwy 111 at Date Palm Dr. 91 Comment
  POM306692  Salazaria mexicana Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1690 Riverside Near Desert Center. Comment
  UC56963  Salazaria mexicana F. Gilman 1902-1 7 Riverside Palm Springs Comment
  UCR123840  Salazaria mexicana Steven R. Hill 2001-5-3 33695 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  UCR16808  Salazaria mexicana S. M. Chambers 1970-5-9 17 Riverside Santa Rosa Mtns., State Hwy 74, c. 4 mi. west of Palm Desert. 457 Comment
  RSA342546  Salix exigua Robert F. Thorne 1980-4-16 54100 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA586049  Salix exigua D. L. Banks, Steve D. Boyd 1995-3-16 101 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, Arroyo Seco drainage. 555 Comment
  UC498787  Salix exigua Mrs. H. P. Bracelin 1932-4-12 603 Riverside 4.8 km. n Arlington (on rd. to Pedley, w of Riverside, e side of bridge over Santa Ana R.) 240 Comment
  UCR43475  Salix exigua R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54100 Riverside San Bernardino Mtns., Branch ravine running W from Whitewater Canyon, west of road and c. 3.2 miles north of hwy 10 and Whitewater P.O. 610 Comment
  RSA0010965  Salix exigua var. exigua Lyman D. Benson 1949-3-28 13564 Riverside Santa Rosa Mountains. Pines to Palms Highway from Palm Springs to Hemet. 732 Comment
  SD1014  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside East side of the bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 239 Comment
  UC846449  Salix exigua var. hindsiana P. A. Munz and I. M. Johnston 1922-5-7 5270 Riverside Keyes Ranch along small stream Keyes Ranch; Little San Bernardino Mts. 1066 Comment
  CAS-BOT-BC108110  Salix gooddingii Carl W. Sharsmith 1932-3-20 14 Riverside Foot of east slope of Santa Rosa Mts., in Diablo Canyon, 3 m. above its mouth, near Clary's Coral Reef Ranch, Colorado Desert Comment
  CAS-BOT-BC108149  Salix gooddingii F. R. Fosberg 1932-3-13 8065 Riverside Thousand Palm Can., Coachella Valley Comment
  SBBG58896  Salix gooddingii F. R. Fosberg 1932-3-13 8065 Riverside Thousand Palms Cyn Comment
  UC717264  Salix laevigata W. A. Setchell and Victor Duran 1935-4-17 8 a Riverside 14 mi from Hemet (on way to Aguanga) Comment
  RSA0010973  Salix laevigata M. Lee Overholtzer 1961-3-29 135 Riverside Side of the road at El Carise Guard Station Ortaga Hwy. Santa Ana Mtns. 1677 Comment
  CSUSB919  Salix lasiandra Oscar F. Clarke, M. Alexander 1971-3-31 Riverside Santa Ana River Santa Ana River bottom, in (city of) Riverside. Union Pacific Bridge. Comment
  POM13585  Salix lasiolepis Philip A. Munz, I. M. Johnston 1922-5-21 5518 Riverside Hemet Valley, 1 mile from Hemet Reservoir. 1387 Comment
  RSA613316  Salix lasiolepis D. L. Banks 1997-3-1 1381 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  SBBG54391  Salix lasiolepis P. Wilder 1971-3-20 4896 Riverside Santa Ana River at end of Pedley Street, Norco, on S side of Santa Ana River 243 Comment
  UCR133107  Salix lasiolepis 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
  RSA629019  Salix lucida subsp. lasiandra Scott D. White 1998-6-28 6796 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  RSA0127855  Salsola tragus G. Rink 2013-3-22 11911 Riverside About twelve miles west of Blythe, along the power line for the proposed Quartzite solar power plant, NE of the power transfer station. 145 Comment
  RSA0125186  Saltugilia latimeri Duncan S. Bell 2016-3-3 8774 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  CLARK-A1528-3104  Salvia apiana John C. Roos 1948-5-8 3823 Riverside Whitewater Comment
  RSA509535  Salvia apiana Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd & Mockingbird Canyon Road. 366 Comment
  RSA770679  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4756 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65124 604 Comment
  RSA772409  Salvia apiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4856 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  UCR21176  Salvia apiana 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
  RSA0048542  Salvia apiana var. compacta L. Haines 1950-4-30 s.n. Riverside Palms to Pines Hgw., E. slope of Santa Rosa Mts. Comment
  RSA175251  Salvia columbariae Robert F. Thorne 1963-3-29 32435 Riverside Mouth of arroyo near Eagle Mt. Pumping Station, S side of Eagle Mts., ca. 12 miles W of Desert Center. 534 Comment
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Apr 24 2011
  RSA770428  Salvia columbariae Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4871 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010. 915 Comment
  UCR121678  Salvia columbariae Ian G. Gillespie, Abby Sirulnik 2000-5-7 37 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR279540  Salvia columbariae A. C. Sanders, Jim Malusa 2017-3-29 43185 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  SEINET13947339 Image available Salvia columbariae N. M. Fellows, A. C. Sanders, A. Strickland 1986-1 166 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mountains, 1 mi W of Snow Creek Village. (T3S, R3E, S1/2 Sec. 20). (+/-) 1600 ft alt. 488 Comment
  SBBG6390  Salvia eremostachya H. and M. Dearing 1942-3-29 4848 Riverside Dos Palmas Spring, near Palms to Pines Hwy Comment
  UC883956  Salvia mellifera I. W. Clokey and B. C. Templeton 1930-4-9 4715 Riverside Moreno Grade 700 Comment
  UCR251936  Salvia mellifera Harun Bektas 2011-4-26 15 Riverside Riverside, Box Springs Mountain Park; 7 miles above Moreno Valley via Pigeon Pass Rd. 793 Comment
  UCR97687  Salvia mellifera A. C. Sanders, G. Helmkamp 1997-3-15 19926 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 549 Comment
  UC667386  Salvia mohavensis Annie M. Alexander and Louise Kellogg 1941-5-21 2212 Riverside n slope Eagle Mountains; Colorado Desert 1280 Comment
  UCLA69837  Salvia mohavensis C. Epling 1937-11-26 Riverside White Tank; 29 Palms Comment
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Nov 5 2011
  CAS-BOT-BC224854  Salvia pachyphylla P. A. Munz; E. K. Balls 1952-8-21 17981 Riverside Vandeventer Flat to Santa Rosa Peak 2072 Comment
  RSA434172  Salvia pachyphylla Christopher Davidson 1978-6-15 7382 Riverside Santa Rosa Mts. Road from Hwy 74 to Sta Rosa Mt., ca. 2 mi W of junction to Sta Rosa Spgs Campground. 2088 Comment
  RSA82997  Salvia pachyphylla Joseph A. Ewan 1930-8-31 2149 Riverside Trail out of Tahquitz Valley, San Jacinto Mts. 2652 Comment
  UCR116779  Sambucus mexicana A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24168 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
  JEPS43078  Samolus parviflorus W. L. Jepson 1901-6-1 14581 Riverside Riverside, Journey from Riverside to Santa Rosa Peak and Palomar Riverside Comment
  RSA359603  Sanicula bipinnatifida Steve Boyd 1986-3-9 1397 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash. 367 Comment
  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
  POM15028  Sarcodes sanguinea Mary F. Spencer 1922-6-26 1206 Riverside Idyllwild. San Jacinto Mts. 1707 Comment
  RSA125530  Sarcodes sanguinea R. Weatherby 1949-6-6 648 Riverside San Jacinto Mts., Dark Canyon 1982 Comment
  CLARK-A1528-128  Sarcostemma cynanchoides subsp. hartwegii Bruce Freeman 1968-5-11 680511-3 Riverside Santa Ana Mountains 182 Comment
  UC1080460  Sarcostemma hirtellum P. C. Everett and E. K. Balls 1958-4-29 23029 Riverside 24.6 mi. n.e. from Desert Center (on rd. to Rice and Vidal Junction) 487 Comment
  UCR72191  Sarcostemma hirtellum Theo Glenn 1991-5-2 91- 125 Riverside Sonoran (Colorado) Desert, Arica Mtns., SW of Rice 340 Comment
  UCR77761  Schinus molle Steve Boyd 1991-9-8 6426 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR269844  Schismus arabicus A. C. Sanders, Jim Malusa 2016-3-18 42385 B Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  CLARK-A1656-759  Schismus barbatus Theo Glenn 1979-3-11 Riverside San Jacinto Mountains Comment
  JOTR29087  Schismus barbatus La Doux, Tasha 2005-3-30 1204 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA727088  Schismus barbatus Naomi Fraga, Lisa Rojas 2005-2-10 1365 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  RSA777446  Schismus barbatus Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 969 Riverside Blythe-Rice Road, East/Northeast of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  SD247293  Schismus barbatus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41445 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 (White Water 7.5'Q) 433 Comment
  SEINET229294 Image available Schismus barbatus L. M. Shultz, JS Shultz 1985-4-18 8321 Riverside Chuckawalla Mountains at Corn Springs 518 Comment
  UC907586  Schismus barbatus Curtis Bowser 1946-3-13 Riverside near Thermal Comment
  UCR125217  Schismus barbatus Mitch Provance 1998-5-5 523 Riverside City of Riverside, Hillside area, near Central Ave., along the N periphery of the Riverside Airport, south of the Wall Street Journal Ofc. 250 Comment
  RSA595319  Schismus barbatus D. L. Banks, Victor Steinmann 1996-4-20 882 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; On a NE trending ridge, NW of the Administration Cabin. 530 Comment
  CAS-BOT-BC111540  Schoenoplectus americanus Samuel Bonsal Parish; W. F. Parish 1882-6-1 1060 Riverside Marshes, Temecula Valley Comment
  RSA92142  Schoenoplectus americanus F. W. Peirson 1924-12-30 5406 Riverside Thousand-Palms Canyon, north side of Coachella Valley. 122 Comment
  UC306160  Scirpus maritimus I. M. Johnston 1918-4-27 1866 Riverside Wildomar in a marsh Wildomar in a marsh (Southern California) 365 Comment
  HSC21133  Scrophularia californica D. W. Snell 1964-3-26 19 Riverside 1.5 mi. E of Hwy. 79, 5 mi. S of Hemet. Comment
  RSA425202  Scrophularia californica subsp. floribunda Ora M. Clark 1929-4-6 1936 Riverside Riverside. Comment
  RSA654615  Scrophularia californica subsp. floribunda Bruce Albert 1982-4-17 75 Riverside Field north of Santa Rosa road, 5.7 miles east of Lake Mathews Road. Comment
  RSA740937  Scutellaria bolanderi subsp. austromontana Scott D. White, Justin M. Wood 2008-7-9 12439 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  RSA445340  Scutellaria siphocampyloides Albert J. Perkins 1916-9-4 s.n. Riverside Idyllwild. Comment
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Mar 21 2011
  SD28110  Scutellaria siphocampyloides Carl B. Wolf 1932-8-4 Riverside San Jacinto Mts. Point view, near Idyllwild 1646 Comment
  RSA618159  Secale cereale D. L. Banks 1997-5-5 2026 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of the casino, approximately 100 m south of the intersection of Pala Road and Wolf Valley Road 335 Comment
  RSA603301  Sedum niveum R. E. Riefner 1997-8-7 97 -241 Riverside Santa Rosa Mountain: near summit 2439 Comment
  RSA0074747  Sedum spathulifolium Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5011 Riverside Strawberry Creek to the southwest of Strawberry Valley, about 2.4 air miles southwest of Idyllwild. 1534 Comment
  SD138963  Selaginella bigelovii Craig Reiser 1993-3-19 Riverside Near Highway 62 west of Morongo Valley Comment
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Feb 29 2008
  POM12435  Selaginella eremophila Philip A. Munz, D. D. Keck 1922-4-9 4865 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 762 Comment
  POM12888A  Selaginella watsonii Philip A. Munz 1922-7-7 6045 Riverside Summit of San Jacinto Peak. 3287 Comment
  SBBG56357  Selaginella watsonii R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  UC831722  Senecio I. W. Clokey and E. G. Anderson 1935-8-21 6777 Riverside Keen Camp P.O. 1350 Comment
  SEINET11802934  Senecio californicus H. M. Hall 1903-1 3721 Riverside vicinity of Riverside, Upper Sonoran Zone 610 Comment
  POM319672  Senecio flaccidus var. douglasii Patricia Wilder 1971-9-29 5264 Riverside Base of San Jacinto. Along San Jacinto River at north end of Fairview Street, north of Florida Street, Valle Vista; east of Hemet. 518 Comment
  RSA736249  Senecio vulgaris Scott D. White, Justin M. Wood 2008-4-3 11800 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan Property, Alberhill area. 274 Comment
  UCR21974  Senecio vulgaris Steve Boyd 1980-5-5 202 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR162620  Senna artemisioides Nathan Moorhatch 2003-3-19 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Cathedral City, Whitewater River channel at Date Palm Drive 91 Comment
  RSA487825  Setaria adhaerens A. C. Sanders 1988-11-6 8740 Riverside Coachella Valley, W side of Hwy 86, 6.25 mi. S of it's junction with hwy 111 in Coachella and 3.85 mi. n of Valerie Jean, 0.55 mi. N of ave 60. -11 Comment
  UCD92673  Setaria adhaerens Malcolm A. Nobs; S. Galen Smith 1948-9-3 491 Riverside Imperial Valley. 2 miles north of Indio. Comment
  RSA598041  Setaria parviflora F. M. Reed 1908-7-29 2553 Riverside Riverside, along upper side of Gage Canal near 8th Str bridge., 117Y'20'W, 33Y'58.5'N 311 Comment
  UC69323  Setaria pumila F. M. Reed 1904-7-31 57 Riverside Salt Lake Park near bridge Riverside; , Salt Lake Park Comment
  HSC82844  Setaria verticillata A. C. Sanders 1985-8-24 5948 Riverside Lower Coachella valley near Oasis on the dirt extension of Ave. 76, 0.4 mi E of Hwy 195, along the S side of a large drain flowing toward the Salton Sea -55 Comment
  UCR91056  Sibara virginica G. R. Ballmer 1996-4-10 s.n. Riverside Skunk Hollow, 6 mi. east of Murrieta, on W side of Pouroy Road 457 Comment
  CSUSB1363  Sidalcea malviflora Annette Price 1962-4-22 043 Riverside Santa Ana Mountains Santa Ana Mountains. Growing in open field in foothill woodland region, on Tenaja Road, 4 miles from Washington Ave. Comment
  RSA666999  Sidalcea malviflora A. C. Sanders, Steven R. Hill 2001-5-4 24143 Riverside Santa Ana Mountains region: W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) just west of Camaron Rd., east of Calle Calmar. 396 Comment
  RSA507472  Sidalcea malviflora subsp. sparsifolia Kathy Harper 1988-5-14 s.n. Riverside San Jacinto Mountains, Garner ranch Property on Hwy 74, less than 1 mile SE of the jct. with Hwy 243 Comment
  UCR239203  Sidalcea malviflora subsp. sparsifolia Steven R. Hill, A. C. Sanders 2001-5-4 33717 Riverside Santa Rosa Plateau, Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 mi west of junction of Rancho California Road and Route I-15 509 Comment
  RSA614636  Silene multinervia D. L. Banks 1997-3-29 1560 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
  UCR158049  Silene verecunda subsp. platyota Y. Katzenstein 1993-5-22 42 Riverside San Jacinto Mtns., James San Jacinto Mtns Reserve; along side drainage to the Hall Canyon creek, about 2mi from Lake Fulmor 1677 Comment
  RSA170441  Simmondsia chinensis J. D. Olmsted 1959-11-28 1089 Riverside On ridge to the east of and above thrid falls on Falls Creek of Snow Creek. Comment
  RSA27976  Simmondsia chinensis C. Leo Hitchcock 1940-3-31 5891 Riverside Between Cottonwood Spring and Pinto Basin. Comment
  SEINET6418774 Image available Simmondsia chinensis C. L. Hitchcock 1940-1 5891 Riverside Bewteen Cottonwood Spring and Pinto Basin Comment
  UCR29932.1  Simmondsia chinensis Melissa Luckow, R. Riggins 1982-4-14 793 Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument. Pinto Basin Road, 5.5 mi north of Cholla Gardens, 6 mi SE of jct Monument Road 1052 Comment
  UC856978  Sisymbrium altissimum I. W. Clokey 1935-4-18 6645 Riverside Gavilan Flats 600 Comment
  UCD115499  Sisymbrium altissimum E. W. Lathrop Date unknown 6196 Riverside Santa Ana Mountains, trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1219 Comment
  RSA667030  Sisymbrium erysimoides A. C. Sanders, T. B. Salvato 2000-5-18 23394 Riverside Colorado Desert: Coachella Valley, east side of Coachella Canal south of Ave. 56 and north of Ave. 60, where Imperial Irrigation Dist. powerline leaves wash 18 Comment
  UCR250324  Sisymbrium erysimoides A. C. Sanders 2014-4-16 41015 Riverside Peninsular Range, Temescal Valley, Campbell Ranch Rd. between Indian Truck Trail and Temescal Canyon Rd., south of Sycamore Creek Fire Station 372 Comment
  UCR148452  Sisymbrium irio 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
  UCR21980  Sisymbrium irio Steve Boyd 1980-5-3 169 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 625 Comment
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