33.51667 33.61667 -117.30000 -117.20000 UC/JEPS: Consortium Search Results
Search Results — 1210 specimen records retrieved (1210 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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR16991  Abutilon theophrasti O. F. Clarke 1970-8-27 200 Riverside residence of Mrs. H.J. Baertschiger, Murrieta Comment
  RSA494351  Achnatherum coronatum Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  SEINET267744 Image available Achnatherum robustum H. S. Gentry 16689 Riverside CULTIVATED; Murrieta as original cultivation site. After CA cultivation plts. grown on at ARS-Pullman WA. Comment
  UCR57209  Achyrachaena mollis Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, SW of Mesa del Burro 612 Comment
  UCSB55269  Acmispon americanus Thorne, Robert; Boyd, Steve; Lathrop, Earl 1985-7-18 Riverside Santa Rosa Plateau, Nature Conservancy Reserve, along Cole Canyon 535 Comment
Read comments
Jun 10 2008
  SD133089  Acmispon glaber Scott White 1991-3-22 Riverside Los Alamos Road, ca. 2 mi. W of I-215 exit, by road; just E of the city of Murrieta, between Murrieta & I-215. 366 Comment
  SD132392  Acmispon micranthus Jerilyn Hirshberg 1989-3-22 Riverside Santa Rosa Plateau, on mesa top 609 Comment
  SD146271  Acmispon micranthus A. C. Sanders 1998-5-2 21754 Riverside Santa Rosa Plateau, Slaughterhouse Canyon, ca. 4 airmiles west of Murrieta on Clinton Keith Road, on roadside 487 Comment
  RSA192322  Acourtia microcephala H. A. Zuill 1966-6-21 234 Riverside 1 mile SW of Murrieta near Cole Canyon. Comment
  RSA487427  Acourtia microcephala Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCD128475  Acourtia microcephala 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
  SD181710  Acroptilon repens Scott D. White 2000-5-5 7770 Riverside Murrieta: Vacant lot on north corner at intersection of Jefferson Ave. and Murrieta Hot Springs Road. 323 Comment
  RSA234084  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, E. W. Lathrop 1969-6-6 39326 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  POM870  Adiantum jordanii O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  UCR182099  Aegilops cylindrica Tom Chester 2005-6-4 631 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Coyote Trailhead, next to Hidden Valley Parking Lot on Tenaja Road just west of Clinton Keith Road 573.2 Comment
  UCR90348  Agrostis pallens Scott D. White 1995-6-30 3414 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR57207  Agrostis viridis Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns, S of town of Murrieta. Mouth of a small SW-draining channel on the SW side of Mesa de Burro Comment
  CAS-BOT-BC131991  Allium haematochiton James R. Shevock 1975-4-28 4265 Riverside Along the road between Mesa de Burro and Mesa de Colorado, Santa Rosa Plateau Comment
  UCR117303  Allium haematochiton A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 724 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR133998  Allium haematochiton Denise Woodard 1998-3-17 s.n. Riverside Murrieta, 1 mile SE of intersection of I-215 and Clinton Keith Rd., proposed Adobe Springs park site 396 Comment
  UCR27415  Allium haematochiton John C. Roos 1950-3-18 4714 Riverside Peninsular Range, 3 - 4 mi north of Murrietta in the hills 457 Comment
  UCR5961  Allium haematochiton Leland E. Francois 1966-4-3 4366- 3 Riverside 5 mi west of the intersection of Bundy Canyon Road and Murrieta Road, on Bundy Canyon Road 610 Comment
  SD127568  Allium lacunosum var. davisiae Robert F. Thorne, Earl Lathrop 1975-5-25 45560 Riverside Santa Rosa Plateau, Rancho California, Mesa de Burro. 609 Comment
  RSA500142  Allium lacunosum var. lacunosum Robert F. Thorne, E. W. Lathrop 1975-5-25 45560 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  RSA192034  Allophyllum glutinosum H. A. Zuill 1966-6-19 229 Riverside On the Los Alamos Ranch road. Comment
  UCR26622  Allophyllum glutinosum H. A. Zuill 1966-6-19 229 Riverside Los Alamos Road Comment
  SEINET3917840  Alopecurus howellii George E. Johnston 1975-6-26 10 Riverside Mesa de Burro, 3 mi. west of Murrieta, Santa Rosa, CA.; 0 610 Comment
  HSC46427  Alopecurus saccatus Christopher Davidson 1977-5-25 5648 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mtns. 701 Comment
  RSA356721  Alopecurus saccatus R. F. Thorne, Earl Lathrop 1975-5-25 45549 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA385638  Alopecurus saccatus Christopher Davidson 1977-5-25 5648 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  RSA702271  Alopecurus saccatus Gary D. Wallace, B. Gustafson, T. Thomas 1983-6-23 2081 Riverside Santa Rosa Plateau, Mesa de Burro. Comment
  SBBG54318  Alopecurus saccatus C. Davidson 1977-5-25 5648 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UC1532831  Alopecurus saccatus Robert F. Thorne and Earl Lathrop 1975-5-25 45549 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro, Rancho California 609 Comment
  UCR113632  Alopecurus saccatus June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  SD175786  Amaranthus albus D. G. Kelch 2006-12-8 06 523 Riverside Santa Rosa Plateau, roadside. Comment
  RSA356654  Amaranthus californicus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47308 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  UC1523648  Ambrosia psilostachya Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61194 Riverside along Cole Canyon; Santa Rosa Plateau 533 Comment
  UCR43346  Amorpha californica R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61186 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  RSA388426  Amorpha fruticosa R. F. Thorne, S. D. Boyd, E. W. Lathrop 1985-7-18 61186 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
Read comments
Feb 24 2013
  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
  RSA192174  Amsinckia menziesii E. W. Lathrop 1966-4-13 6170 Riverside 3 miles NW of Murrieta Comment
  SD126651  Amsinckia menziesii Jerilyn Hirshberg 1989-3-20 Riverside Santa Rosa Plateau, South of town of Murrieta: Southwest of Mesa de Burro 609 Comment
  UCR127547  Amsinckia menziesii A. C. Sanders, T. B. Salvato 2003-5-21 26802 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
  RSA499897  Amsinckia tessellata George R. Johnstone 1934-3-27 s.n. Riverside Near Wildomar. Inland route to Temecula. Comment
  UCR90338  Anagallis arvensis Scott D. White 1995-6-29 3411 Riverside Santa Ana Mtns,, Cole Creek, NW of Murrieta, just upstream from Murrieta Ck. confluence 366 Comment
  CAS-BOT-BC400336  Anemopsis californica Robert F. Thorne; E. Lathrop 1969-6-6 39340 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  CHSC1628  Anemopsis californica E. Thomas 1940-5-26 Riverside Murrieta. Comment
  RSA234091  Anemopsis californica R. F. Thorne, E. W. Lathrop 1969-6-6 39313 Riverside Santa Rosa Plateau: Rancho California, small stream near junction of Tenaja Road and road to ranch headquarters. 610 Comment
  RSA356999  Anemopsis californica R. F. Thorne 1973-5-23 43878 Riverside Santa Rosa Plateau- Mesa de Colorado: stream N of mesa. Santa Ana Mountains 609 Comment
  UCR90344  Anemopsis californica Scott D. White 1995-6-29 3413 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA343092  Antirrhinum coulterianum Robert F. Thorne, E. W. Lathrop, S. Meury 1985-5-18 60622 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  UC1523681  Antirrhinum coulterianum Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60622 Riverside Santa Rosa Plateau: Along Clinton Keith Road, near base of plateau 426 Comment
  UCR90347  Antirrhinum coulterianum Scott D. White 1995-6-30 3435 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR124219  Antirrhinum nuttallianum S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  RSA356719  Antirrhinum nuttallianum subsp. nuttallianum Robert F. Thorne, E. W. Lathrop 1975-5-25 45547 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UC1536018  Antirrhinum nuttallianum subsp. nuttallianum Robert F. Thorne and Earl Lathrop 1975-5-25 45547 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro (Mesa de Burro) 609 Comment
  UCR90609  Antirrhinum nuttallianum subsp. nuttallianum Scott D. White 1995-6-29 3387 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA717461  Apiastrum angustifolium Scott D. White 2006-4-28 11317 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  RSA728146  Apiastrum angustifolium Daphne K. Christopher, Hannah Stevens, Zachary Prinicp 2003-4-7 110 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  UCR194228  Apiastrum angustifolium Scott D. White 2006-4-28 11317 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  CAS-BOT-BC423306  Arctostaphylos L. Nye; G. Gust 2005-3-11 70 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UCR57230  Arenaria douglasii Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns, S of town of Murrieta, on clay hillside at edge of road below Mesa De Burro 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
  POM401680H  Asclepias eriocarpa Robert Gustafson, Gary D. Wallace 1983-6-23 2710 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  RSA192148  Asclepias eriocarpa H. A. Zuill 1966-6-5 186 Riverside 1 mile SW of Murrieta on the Tenaja Grade. Comment
  UCR14773  Asclepias eriocarpa A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 604 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa west of Murrieta, along Tenaja Rd. about 2 mi west of the eastern escarpment of the Santa Rosa Plateau. Probably collected very near Bench Mark 1847 ft. shown on the topo map 579 Comment
  RSA356725  Aspidotis californica R. F. Thorne, Earl Lathrop 1975-5-25 45554 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  UC1532830  Aspidotis californica Robert F. Thorne and Earl Lathrop 1975-5-25 45554 Riverside Mesa de Burro Rancho California; Santa Rosa Plateau 60 Comment
  UCR93055  Aster subulatus Steve Boyd 1985-8-7 1121 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  RSA574561  Aster subulatus var. ligulatus Steve Boyd 1985-8-7 1121 Riverside Murrieta area, Clinton Kieth Rd. just E of the Bear Creek development golfcourse Comment
  CAS-BOT-BC423305  Asteraceae L. Nye; G. Gust 2005-3-11 68 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UCR81998  Astragalus filipes Ed LaRue 1993-8-18 s.n. Riverside Murrieta: Greer Ranch development, north side of Clinton Keith Road near Interstate Hwy 15. Comment
  SBBG92276  Astragalus gambelianus J. Hirshberg 1989-4-3 Riverside Santa Rosa Plateau, S of town of Murrieta, W of Mesa de Burro 609 Comment
  UCR117315  Astragalus gambelianus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 722 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR127566  Astragalus gambelianus A. C. Sanders, T. B. Salvato 2003-5-21 26791 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
  UCR58471  Astragalus gambelianus Jeri Hirshberg 1989-4-3 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, west of Mesa de Burro. 610 Comment
  CAS-BOT-BC194139  Astragalus pomonensis H. A. Zuill 1966-6-29 265 Riverside Cole Canyon, 2 miles SW Murrieta Comment
  CSUSB1294  Astragalus pomonensis Annette Price 1962-4-22 042 Riverside Santa Ana Mountains Santa Ana Mountains. Growing in open field in foothill woodland region, on Tenaja Road, 4 miles from Washington Ave. Comment
  CSUSB1295  Astragalus pomonensis I. S. Singh 1972-5-2 Riverside Highway 71, 5 miles south of Elsinore Comment
  RSA234088  Astragalus pomonensis R. F. Thorne 1969-6-6 39336 Riverside Santa Rosa Plateau: Ranch California; along small stream. 610 Comment
  RSA415653  Astragalus pomonensis Robert Gustafson 1983-4-18 2507 Riverside Clinton Keith Road, about 5 miles from its junction with Highway 15, eastern slopes of Santa Ana Mountains, Santa Rosa Plateau. 549 Comment
  RSA415664  Astragalus pomonensis Ora M. Clark 1929-3-2 1613 Riverside Near Murrieta. Comment
  SD90465  Astragalus pomonensis Robert F. Thorne, E. Lathrop 1969-6-6 39336 Riverside Santa Rosa Plateau, Rancho California, grassy area with small stream 609 Comment
  SEINET2060269 Image available Astragalus pomonensis Howard Scott Gentry 1981-6-1 23712 Riverside Near Murrieta 396 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
  UC1409125  Astragalus pomonensis Robert F. Thorne and Earl Lathrop 1969-6-6 39336 Riverside Rancho California , Rancho California (Santa Rosa Plateau) 609 Comment
  UCR126375  Astragalus pomonensis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 683 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR1655  Astragalus pomonensis Ken Calhoun 1962-4-29 77 Riverside Santa Ana Mtns., Santa Rosa Plateau, San Mateo [Tenaja] Road, 4 mi. west of Murrieta 549 Comment
  UCR91989  Astragalus pomonensis Michael A. Patten 1993-4-28 s.n. Riverside Murrieta, 3/4 mi. NW of California Oaks Road, 1/8 mi. NE of Interstate Hwy 15 366 Comment
  RSA57457  Atriplex argentea Steve Boyd 1985-8-7 1117 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
Read comments
Feb 26 2013
  UCR93047  Atriplex argentea Steve Boyd 1985-8-7 1117 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  SEINET3930042  Atriplex argentea var. mohavensis Steve Boyd 1985-8-7 1117 Riverside Murrieta area, Clinton Kieth Rd., just east of the Bear Creek development golfcourse.; 0 Comment
  HSC80295  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Murrieta area, Clinton Kieth Rd., just E of the Bear Creek development golf course. Comment
  OBI37522  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Murrieta area, Clinton Keith rd, just E of the Bear Creek development golf course. Comment
  RSA574572  Atriplex serenana Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinton Kieth Rd. just E of the Bear Creek development golfcourse Comment
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Feb 13 2019
  SD122871  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golfcourse. Comment
  SD136862  Atriplex serenana Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golfcourse. Comment
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Feb 13 2019
  UCR40489  Atriplex serenana Steve Boyd 1985-8-7 1115 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  SEINET4136176  Atriplex serenana var. davidsonii Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinto Kieth Rd., just east of the Bear Creek development golfcourse.; 0 Comment
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Feb 13 2019
  CAS-BOT-BC176760  Atriplex serenana var. serenana Steve Boyd 1985-8-7 1116 Riverside Murrieta area, Clinton [Kieth] Keith Rd., just east of the Bear Creek development [golfcourse] golf course Comment
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Feb 13 2019
  UCR93046  Atriplex suberecta Steve Boyd 1985-8-7 1116 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  UCR127539  Avena sativa A. C. Sanders, T. B. Salvato 2003-5-21 26807 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
  RSA655084  Baccharis emoryi Scott D. White 1999-11-12 7630 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  RSA376137  Baccharis pilularis R. F. Thorne 1985-7-18 61282 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  RSA463260  Baccharis pilularis L. F. LaPre 1988-1-8 s.n. Riverside Mesa de Burro, Santa Rosa Plateau, W of Murrieta 610 Comment
  RSA463261  Baccharis pilularis L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Mesa de la Punta, Santa Rosa Springs Ranch. 610 Comment
  UC1523627  Baccharis pilularis Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61282 Riverside near and a few mi s of Murrieta Murrieta-Guava Sts; De Luz 396 Comment
  UCR180129  Baccharis pilularis subsp. consanguinea A. C. Sanders, Steve Boyd, Mark A. Elvin, Dean Kelch 2006-12-8 33256 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, north side of Mesa de Colorado at drainage (headwaters of Cole Cyn.) crossing Via Volcano just south of Tenaja Rd. 598 Comment
  CAS-BOT-BC75512  Batis maritima Rev. J. C. Nevin s.n. Los Angeles Newport Bay. Comment
  UC1119032  Bebbia juncea var. aspera R. St. John 1931-1-29 178 Riverside Plot 52 Elsinore Elsinore 457 Comment
  HSC80236  Beta vulgaris Steve Boyd 1985-8-7 1119 Riverside Murrieta area, Clinton Kieth Rd., just E of the Bear Creek development golf course. Comment
  OBI37524  Beta vulgaris Steve Boyd 1985-8-7 1119 Riverside Murrieta area, Clinton Keith Rd, just E of the Bear Crk development golfcourse Comment
  RSA334998  Beta vulgaris Steve Boyd 1985-8-7 1119 Riverside Murrieta area, Clinton Kieth Rd. just E of the Bear Creek development golfcourse Comment
  UCR40449  Beta vulgaris subsp. maritima Steve Boyd 1985-8-7 1119 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  RSA192009  Blennosperma nanum H. A. Zuill 1966-4-1 105 Riverside 1-2 mi. WSW Murrieta Comment
  RSA356707  Blennosperma nanum R. F. Thorne, E. W. Lathrop 1975-5-20 45506 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCR31297  Blennosperma nanum A. C. Sanders, T. Glenn 1983-4-17 3728 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  CAS-BOT-BC100275  Blennosperma nanum var. nanum H. A. Zuill 1966-4-1 105 Riverside 2 1/2 - 3 miles WSW of Murrieta Comment
  UCR126380  Blennosperma nanum var. nanum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 689 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA191454  Boisduvalia densiflora E. W. Lathrop, Robert F. Thorne 1967-9-26 6652 Riverside 6 miles NW of Murrieta., 1 mi W of Santa Rosa Ranch. Comment
  RSA192349  Boisduvalia densiflora H. A. Zuill 1966-7-7 277 Riverside About 3 miles SW of Murrieta- near junction to Santa Rosa Ranch. Comment
  RSA356651  Boisduvalia densiflora Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47304 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCR187486  Brassica geniculata Diane Menuz 2006-6-21 178 Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  RSA192010  Brickellia californica E. W. Lathrop 1966-5-15 6311 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  UCR154535  Brodiaea Jason L. Hlebakos 2005-5-18 696 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR154541  Brodiaea Jason L. Hlebakos 2005-5-18 708 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  RSA191990  Brodiaea filifolia E. W. Lathrop 1966-5-1 6237 Riverside 3 miles W of Murrieta Comment
  SBBG94911  Brodiaea filifolia B. Gaut 1989-5-7 Riverside Santa Rosa Plateau, 5 mi W of Hwy 215 on Clinton Keith Rd in Temescal Valley 609 Comment
  UCR60372  Brodiaea jolonensis R. Balsamo 1989-5-7 s.n. Riverside Santa Ana Mtns/Santa Rosa Plateau, The Nature Conservancy's Santa Rosa Plateau Preserve, 4.1 mi west of Hwy I-15 on Clinton Keith Rd., directly across the road from vernal pools 762 Comment
  IRVC17855  Brodiaea orcuttii Gordon A. Marsh, Karlin G. Marsh 1980-5-18 s.n. Riverside Santa Rosa Plateau; pool 1. Peninsular Ranges, Santa Ana Mountains Comment
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Oct 31 2016
  SBBG54317  Brodiaea orcuttii C. Davidson 1977-5-25 5654 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
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Oct 31 2016
  RSA376782  Brodiaea santarosae Christopher Davidson 1977-5-25 5639 Riverside Mesa de Burro, Santa Rosa Plateau area of the Santa Ana Mtns. 701 Comment
  RSA376783  Brodiaea santarosae Robert Gustafson, Gary D. Wallace 1983-6-23 2716 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mtns., 701 Comment
  RSA759123  Brodiaea santarosae Tom Chester, W. P. Armstrong 2006-6-15 TC- 926 Riverside Peninsular Ranges; Santa Ana Mountains region Santa Rosa Plateau Ecological Reserve: Clay Hill, 0.7 km south-southwest of the northernmost high point of the Mesa de Burro 573 Comment
  SD226182  Brodiaea santarosae Tom Chester, Wayne Armstrong, Kay Madore 2006-6-15 925 Riverside Santa Rosa Plateau Ecological Reserve: Waterline Road, 0.4 km east-southeast of the northernmost high point of the Mesa de Burro 563 Comment
  UCR191204  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-15 927 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Clay Hill, 0.7 km south-southwest of the northernmost high point of the Mesa de Burro 573 Comment
  UCR191205  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-15 929 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Clay Hill, 0.7 km south-southwest of the northernmost high point of the Mesa de Burro 573 Comment
  UCR191207  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-15 928 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Clay Hill, 0.5 km south-southwest of the northernmost high point of the Mesa de Burro 576 Comment
  UCR191208  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-15 930 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Waterline Road, 0.4 km east-southeast of the northernmost high point of the Mesa de Burro 564 Comment
  UCR191209  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-1 911 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Waterline Road, 0.4 km east-southeast of the northernmost high point of the Mesa de Burro 564 Comment
  UCR191212  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-1 910 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Clay Hill, 0.5 km south-southwest of the northernmost high point of the Mesa de Burro 576 Comment
  UCR50784  Brodiaea santarosae S. J. Myers 1988-5-17 s.n. Riverside Santa Rosa Springs Ranch, 0.25 mi west of the N end of Mesa de Burro, west of the town of Murrieta Comment
  CLARK-A1528-2794  Brodiaea terrestris William E. Wayburn 1973-5-26 730526 Riverside Murrieta 548 Comment
  RSA356724  Brodiaea terrestris subsp. kernensis Robert F. Thorne, Earl Lathrop 1975-5-25 45552 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  RSA376786  Brodiaea terrestris subsp. kernensis Robert Gustafson, Gary D. Wallace 1983-6-23 2727 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  UCR16041  Brodiaea terrestris subsp. kernensis Loretta Bates 1978-5-27 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: Mesa de Burro south of Tenaja Road, 4 mi west of Murrieta Comment
  SEINET7296683 Image available Bromus arenarius E. W. Lathrop 1965-1 5742 Riverside 6 miles W of Murrieta Comment
  UCR126387  Bromus hordeaceus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 697 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 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
  UC1463085  Calandrinia ciliata Arthur S. Barclay and Juan Arguelles 1965-3-27 1895 Riverside vicinity Murrieta (along margins of wheatfields) Comment
  UCR117302  Calandrinia ciliata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 723 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR127548  Calandrinia ciliata A. C. Sanders, T. B. Salvato 2003-5-21 26803 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
  SD73471  Callitriche heterophylla E. W. Lathrop 1966-4-13 6164 Riverside 3.0 miles northwest of Murrieta. Comment
  UCR20523  Callitriche heterophylla E. W. Lathrop 1966-4-13 6164 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  UCR20524  Callitriche heterophylla E. W. Lathrop 1966-5-1 6225 Riverside Peninsular Range, 3 mi west of Murrieta Comment
  RSA0108365  Callitriche heterophylla subsp. bolanderi Robert F. Thorne, Walter Wisura, Earl W. Lathrop, Sara Meury 1985-5-18 60638 Riverside Santa Rosa Plateau: Along seasonal stream in Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  RSA234099  Callitriche heterophylla subsp. bolanderi R. F. Thorne, E. W. Lathrop 1969-6-6 39341 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA286791  Callitriche heterophylla subsp. bolanderi R. F. Thorne 1974-5-23 44676 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado in shallow water of small tenajas of small stream 610 Comment
  RSA286797  Callitriche heterophylla subsp. bolanderi R. F. Thorne 1974-5-23 44660 Riverside Santa Rosa Plateau, Rancho California; near junction of Tenaja Road and road to ranch headquarters. 610 Comment
  UCR43790  Callitriche heterophylla subsp. bolanderi R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60638 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along seasonal stream in Cole Canyon, near entrance to the Nature Conservancy Reserve 534 Comment
  SBBG54106  Callitriche heterophylla var. bolanderi E. W. Lathrop 1966-4-13 6164 Riverside 3 mi NW of Murrieta Comment
  SD107764  Callitriche heterophylla var. bolanderi Robert F. Thorne 1974-5-23 44676 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado in shallow water of small tenajas of small stream (mak 9/06) 609 Comment
  RSA192159B  Callitriche marginata E. W. Lathrop 6241 -B Riverside 3 miles west of Murrieta, Santa Ana Mts. Comment
  RSA234070  Calochortus albus Robert F. Thorne, E. W. Lathrop 1967-5-19 37984 Riverside Santa Rosa Plateau: Rancho California, beyond turn-off to ranch headquarters 610 Comment
  CSUSB399  Calochortus splendens I. S. Singh 1972-5-2 Riverside 5.1 miles west of Taneja Road from Murrieta. Comment
  POM320551  Calochortus splendens David Wheat 1968-5-16 135 Riverside Murieta, Pacific Drainage Area, Santa Ana Mountians. 381 Comment
  RSA377469  Calochortus splendens Christopher Davidson 1977-5-25 5652 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA430218  Calochortus splendens E. Misquez 1987-5-16 10 Riverside Santa Ana Mountains, Walker Basin, 2 miles on Avenida de Oro from Jct with Rancho California road and 4.7 miles west of Interstate 15. 415 Comment
  RSA487424  Calochortus splendens Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA496570  Calochortus splendens Bill Wagner 1988-4-5 s.n. Riverside NW of Murrieta. 381 Comment
  SBBG54316  Calochortus splendens C. Davidson 1977-5-25 5652 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  SBBG94934  Calochortus splendens B. Gaut 1989-5-7 Riverside Santa Rosa Plateau, 5 mi W of Interstate 215 on Clinton Keith Rd, Temescal Valley Comment
  UCR127556  Calochortus splendens A. C. Sanders, T. B. Salvato 2003-5-21 26796 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
  UCR16065  Calochortus splendens Loretta Bates 1978-5-27 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: Mesa de Burro south of Tenaja Road, 4 mi west of Murrieta Comment
  UCR60371  Calochortus splendens R. Balsamo 1989-5-7 s.n. Riverside Santa Ana Mtns/Santa Rosa Plateau, The Nature Conservancy's Santa Rosa Plateau Preserve, 4.1 mi west of Hwy I-15 on Clinton Keith Rd., directly across the road from vernal pools 762 Comment
  RSA192246  Calochortus weedii H. A. Zuill 1966-6-5 191 Riverside 1 mile SW of Murrieta on the Tenaja Grade. Comment
  RSA369018  Calochortus weedii Robert Gustafson, Gary D. Wallace 1983-6-23 2709 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  UCR137379  Calochortus weedii var. weedii S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR90586  Calochortus weedii var. weedii Scott D. White 1995-6-30 3420 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  POM351398  Calycadenia tenella Robert Gustafson, Gary D. Wallace 1983-6-23 2721 Riverside Along Clinton Keith Road, ca. 2.5 miiles from its junction with Hwy 15, Santa Ana Mts. Comment
  POM351399  Calycadenia tenella Christopher Davidson 1977-5-25 5646 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  UCR187502  Calystegia macrostegia Theresa Johnson 2006-3-31 011 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, off DeLuz Road at backside (edge) of ecological reserve, near Mesa de Burro 571 Comment
  RSA192221  Calystegia macrostegia subsp. arida E. W. Lathrop 1966-5-1 6232 Riverside 3 miles W of Murrieta Comment
  RSA422203  Calystegia macrostegia subsp. arida G. R. Johnstone 1934-3-27 18570 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA422204  Calystegia macrostegia subsp. arida Christopher Davidson 1977-5-25 5655 Riverside Mesa de Burro, Sta. Rosa Plateau area of the Sta. Ana Mts. 701 Comment
  RSA430232  Calystegia macrostegia subsp. arida E. Misquez 1987-5-16 11 Riverside Santa Ana Mountains, Walker Basin; 2 miles on Avenida de Oro from Jct with Rancho California road and 4.7 miles west of Interstate 15. 415 Comment
  SBBG54338  Calystegia macrostegia subsp. arida C. Davidson 1977-5-25 5655 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UC1123622  Calystegia macrostegia subsp. tenuifolia R. St. John 1931-1-29 179 Riverside Elsinore , Plot 52 (Plot 52) Comment
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Nov 25 2010
  UCR132614  Camissonia Kent Beaman 1983-4-24 31 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  RSA192045  Camissonia californica E. W. Lathrop 1966-5-16 6326 Riverside Tenaja Grade, 2 miles SW of Murrieta on the Tenaja Road. Comment
  RSA343096  Camissonia californica Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60619 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA515334  Camissonia californica Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, Cole Canyon, NW of Mesa de Burro, at head of canyon. 610 Comment
  RSA343090  Camissonia hirtella Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60624 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA343091  Camissonia hirtella Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60623 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA448992  Camissonia hirtella Robert Gustafson 1983-4-18 2505 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  UCR45967  Camissonia hirtella R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60623 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along Clinton Keith Rd., near base of the plateau 427 Comment
  UCR58487  Camissonia hirtella Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  UCR90367  Camissonia hirtella Scott D. White 1995-6-30 3421 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR98114  Camissonia hirtella S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  RSA192046  Camissonia ignota E. W. Lathrop 1966-3-20 6059 Riverside 6 miles north of Santa Rosa Ranch. Comment
  UCR20441  Camissonia ignota E. W. Lathrop 1966-3-20 6060 Riverside Santa Ana Mtns., Santa Rosa Plateau, West of Murrieta, 1 mi north of Santa Rosa Ranch 549 Comment
  RSA752562  Camissonia micrantha Justin M. Wood 2009-3-3 328 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  UCR58472  Camissonia strigulosa Jeri Hirshberg 1989-4-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, west of Mesa de Burro near head of Cole Canyon. 488 Comment
  UCR90594  Camissonia strigulosa Scott D. White 1995-6-29 3375 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  JEPS7498  Camissoniopsis bistorta Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-3-30 3553 Riverside on w-facing hillslopes between Wildomar and Murrieta (2.6 mi n of Murrieta, along combined State Hwy 71 and US 395, sw Riverside Co.) Comment
  SD143812  Camissoniopsis bistorta Steve Myers 1988-6-8 Riverside Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the La Cresta region of the Santa Rosa Plateau. 671 Comment
  UCR188226  Carex Diane Menuz 2006-6-21 177 A Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  UCR56079  Carex J. A. Adams 1966-4-28 748 Riverside Santa Rosa Plateau, dirt road from Murrieta to De Luz. 15 mi east of De Luz 762 Comment
  RSA343102  Carex alma Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60634 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  SBBG122758  Carex densa A. Parikh 1990-5-15 172 Riverside Santa Rosa Plateau Ecological Reserve, between Mesa de Colorado and Mesa de Burro, 0.6 km SE of jct of Tenaja Rd and Rancho California Rd 572 Comment
  UCR215797  Carex densa Anuja Parikh 1990-5-15 172 Riverside Peninsular Range, Santa Rosa Plateau Ecological Reserve, betwen Mesa de Colorado and Mesa de Burro, 0.6 km southeast of the intersection of Tenaja Road and Rancho California Road 572 Comment
  POM1479  Carex praegracilis I. M. Johnston 1918-4-27 1860 Riverside Murrieta. 305 Comment
  UCR208190  Carex praegracilis I. M. Johnston 1918-4-27 1860 Riverside Peninsular Range; Santa Ana Mtns. Region, Murrieta 305 Comment
  UCR58491  Carex praegracilis Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 Comment
  POM1518  Carex schottii I. M. Johnston 1918-4-27 1859 Riverside Murrieta. 305 Comment
  RSA364556  Carex schottii I. M. Johnston 1918-4-27 1859 Riverside Murrieta. 305 Comment
  UC212812  Carex schottii I. M. Johnston 1928-4-27 1859 Riverside Murrieta Southern California 304 Comment
  UCR90608  Carex triquetra Scott D. White 1995-6-29 3390 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA496569  Castilleja affinis Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  RSA516557  Castilleja affinis R. C. Bacigalupi, J. F. MacBride, Ruth D. Sanderson, C. Leroy Custer 1952-3-30 3550 Riverside On west-facing gentle hillslope among sparse chaparral, along Calif. Highway No. 71. between Wildomar and Murrieta, 2.6 mi. N. of Murrieta, 396 Comment
  SD131918  Castilleja affinis Rimo Bacigalupi, J. F. Macbride, Ruth D. Sanderson, C. Leroy Custer 1952-3-30 3551 Riverside On west-facing hillslopes to the east of State Highway No. 71 between Wildomar and Murrieta, 2.6 miles north of Murrieta 395 Comment
  SEINET3079826 Image available Castilleja affinis J. Hirshberg 1989-3-22 Riverside Santa Rosa Plateau, S of Murrieta; small mesa just W of Mesa de Burro & Tenaja Road. 610 Comment
  JEPS8583  Castilleja affinis subsp. affinis Rimo Bacigalupi with J. F. MacBride, Ruth D. Sanderson, and C. Leroy Custer 1952-3-30 3550 Riverside 2.6 mi n Murrieta (along Calif Hwy 71, between Wildomar and Murrieta) 396 Comment
  JEPS8584  Castilleja affinis subsp. affinis Rimo Bacigalupi with J. F. MacBride, Ruth D. Sanderson, and C. Leroy Custer 1952-3-30 3551 Riverside 2.6 mi n Murrieta (e of Calif Hwy 71, between Wildomar and Murrieta) 396 Comment
  SBBG94912  Castilleja densiflora R. Gaut 1989-5-7 Riverside Santa Rosa Plateau, 5 mi W of Interstate 215 on Clinton Keith Rd, Temescal Valley 609 Comment
  UCR117311  Castilleja densiflora A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 737 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR215127  Castilleja densiflora Sarah C. Pasquini 2008-4-15 08 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, c. 6 miles west of Murrieta, c. 60 m off Waterline Road 560 Comment
  UCR49780  Castilleja densiflora B. G. Pitzer 1987-4-11 477 Riverside Santa Ana Mtns., Santa Rosa Plateau area, on Clinton Keith Road, c. 4.3 mi east of Palomar Street and 0.5 mi. east of the Nature Conservancy Preserve entrance 564 Comment
  UC1536021  Castilleja exserta Robert F. Thorne and Earl Lathrop 1975-5-20 45511 Riverside Rancho California, Mesa de Burro; Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR132613  Castilleja exserta Kent Beaman 1983-4-24 09 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  SEINET3079827 Image available Castilleja exserta subsp. exserta J. Hirshberg 1989-3-22 Riverside Santa Rosa Plateau, S of Murrieta; small mesa just W of Mesa de Burro & Tenaja Road. 610 Comment
  RSA234083  Castilleja foliolosa Robert F. Thorne, E. W. Lathrop 1969-6-6 39327 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA531125  Caulanthus heterophyllus Robert Gustafson 1983-4-18 2504 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA717466  Caulanthus heterophyllus Scott D. White 2006-4-28 11323 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UC64339  Caulanthus heterophyllus H. M. Hall 1897-3-13 387 Riverside Wildomar Comment
  OBI45205  Caulanthus simulans B. Pitzer & L. LaPre, L. LaPre 1987-3-2 369 Riverside Bundy Canyon, ca. 2.0 mi SE of Lake Elsinore and 0.5 mi N of Budy Canyon Rd. off Raciti Rd. 701 Comment
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Nov 21 2014
  CAS-BOT-BC421495  Ceanothus crassifolius L. Nye; G. Gust 2005-3-11 67 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  RSA228829  Ceanothus crassifolius Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 593 Riverside Cleveland National Forest; 8.5 miles south of Lake Elsinore along Forest Route 6S08. Comment
  RSA234078  Ceanothus crassifolius Robert F. Thorne, E. W. Lathrop 1969-6-6 39332 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA343087  Ceanothus crassifolius Robert F. Thorne, Walter Wisura, E. W. Lathrop 1985-5-18 60628 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  SD90222  Ceanothus crassifolius Robert F. Thorne, E. Lathrop 1969-6-6 39332 Riverside Santa Rosa Plateau; Rancho California, openings & margins of chaparral 609 Comment
  SEINET10824794  Ceanothus crassifolius Nye Leith, Greg Gust 2005-3-11 Nye 67 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UCR43478  Ceanothus crassifolius R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60628 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along Clinton Keith Rd., near base of the plateau 427 Comment
  SBBG87982  Ceanothus crassifolius var. crassifolius L. F. LaPre 1988-1-8 2149 Riverside Mesa de Burro, Santa Rosa Plateau 609 Comment
  HSC86870  Ceanothus oliganthus var. sorediatus E. Misquez 1987-4-11 7 Riverside Santa Ana Mtns., Walker Basin; 2 miles on Avenida de Oro from jct. with Rancho California Rd., and 4.7 miles W of Interstate 15 415 Comment
  UCR187503  Ceanothus tomentosus Theresa Johnson 2006-3-31 007 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, off DeLuz Road at backside (edge) of ecological reserve, near Mesa de Burro 571 Comment
  UCR216406  Ceanothus tomentosus Mike Bell 2008-3-30 032 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau Ecological Reserve, 5 miles SW of Murrieta, Punta Mesa Trail 526 Comment
  UCR85609  Centaurea cyanus Michael A. Patten 1993-6-23 s.n. Riverside Northern Santa Rosa Plateau, Santa Ana Mtns along Avenida La Cresta c. 3 mi west of Clinton Keith Rd 673 Comment
  RSA430195  Centaurea melitensis E. Misquez 1987-5-16 9 Riverside Santa Ana Mountains, Walker Basin; 2 miles on Avenida de Oro from Jct with Rancho California road and 4.7 miles west of Interstate 15. 415 Comment
  RSA674565  Centaurea repens Scott D. White 2000-5-5 7770 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  UCR180128  Centaurea solstitialis A. C. Sanders, Steve Boyd, Mark A. Elvin, Dean Kelch 2006-12-8 33257 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, north side of Mesa de Colorado at drainage (headwaters of Cole Cyn.) crossing Via Volcano just south of Tenaja Rd. 598 Comment
  RSA425055  Centaurium venustum E. Misquez 1987-5-16 8 Riverside Santa Ana Mountains, Walker Basin; 2 miles on Avenida de Oro from Jct with Rancho California road and 4.7 miles west of Interstate 15. 415 Comment
  UC1520009  Centaurium venustum Robert Gustafson and Gary Wallace 1983-6-23 2705 Riverside near Clinton Keith Road junction with the Tenaja Road (Clinton Keith Road); Santa Ana Mts. Comment
  UCR1547  Centaurium venustum David L. Davis, R. G. Barber 1962-5-13 119 Riverside Santa Ana Mtns., Murrieta, 1 mi. [SW] on Ivy Street from main road [Washington Ave.] 396 Comment
  UCR90619  Centaurium venustum Scott D. White 1995-6-29 3401 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  HSC80293  Centromadia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Murrieta area, Clinton Keith Rd. near (just E of) Bear Creek golf course Comment
  SD122987  Centromadia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Murrieta area, Clinton Keith Rd., just east of the Bear Creek development golf course (mak 10/07) Comment
  SD239576  Centromadia pungens subsp. laevis Karyn L. Drennen 2010-6-10 11 Riverside Santa Anna Mountains foothills: Murrieta Creeek, 320 m southeast of Clinton Keith Road bridge. 363 Comment
  UCR217652  Centromadia pungens subsp. laevis Karyn L. Drennen 2010-6-10 11 Riverside Santa Ana Mountains foothills, Murrieta Creek, 320 m southeast of Clinton Keith Road bridge. 363 Comment
  OBI37521  Centromadia pungens subsp. pungens Steve Boyd 1985-8-7 1114 Riverside Murrieta area, Clinton Kieth Rd. just E of the Bear Creek development golfcourse Comment
  UCR126372  Cerastium glomeratum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 680 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR127564  Cerastium glomeratum A. C. Sanders, T. B. Salvato 2003-5-21 26793 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
  UCR31300  Cerastium glomeratum A. C. Sanders, Theo Glenn 1983-4-17 3738 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  CSUSB1368  Cercocarpus minutiflorus Oscar F. Clarke, Andrew C. Sanders, D. Vossler 1975-7-23 Riverside Santa Ana Mountains Santa Ana Mountains, west of Murrieta on the side of a canyon along Tenaja Road, at elevation 1800 feet (just below Mesa De Burro). 548 Comment
  RSA192311  Cercocarpus minutiflorus H. A. Zuill 1966-7-17 287 Riverside Tenaja Grade, about 1 mile SW Murrieta Comment
  UCR14863B  Cercocarpus minutiflorus O. F. Clarke, A. C. Sanders, Dan Vossler 1975-7-23 s.n. Riverside Santa Ana Mountains, west of Murrieta,,west side of a canyon along Tenaja Road. Close to Mesa De Burro which forms the canyon wall a little farther down stream 549 Comment
  RSA343094  Chaenactis artemisiifolia R. F. Thorne 1985-5-18 60620 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA487428  Chaenactis artemisiifolia Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
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Dec 21 2010
  UC1523663  Chaenactis artemisiifolia Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60620 Riverside along Clinton Keith Road, near base of plateau Santa Rosa Plateau 426 Comment
  UCR90351  Chaenactis artemisiifolia Scott D. White 1995-6-30 3436 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR123233  Chaenactis glabriuscula S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  RSA356649  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47302 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA192301  Chamaesyce serpillifolia H. A. Zuill 1966-6-29 264 Riverside about 2 miles west of Murrieta. Comment
  UCR144111  Cheilanthes parryi Scott D. White, Michael Honer 2003-6-4 9496 San Bernardino West Mojave Desert, Oro Grande area. Proposed Victorville Industrial Minerals project area east of 'Klondike Mine' 976 Comment
  RSA192143  Chlorogalum parviflorum H. A. Zuill 1966-6-19 222 Riverside 6 miles SW of Murrieta on the road to Los Alamos Ranch. Comment
  RSA356625  Chorizanthe fimbriata Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47322 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 595 Comment
  RSA487419  Chorizanthe fimbriata Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCR15524  Chorizanthe fimbriata var. fimbriata Robin L. Kobaly, G. K. Helmkamp, N. Burchett 1978-6-1 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro, south of Murrieta Comment
  CLARK-A1045-309  Chorizanthe leptotheca George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains Murrieta 7.5'Q Comment
  CLARK-A1045-310  Chorizanthe leptotheca George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains Murrieta 7.5' Q Comment
  UCR194231  Chorizanthe parryi var. parryi Scott D. White 2006-4-28 11321 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  UCR56702  Chorizanthe polygonoides subsp. longispina Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW slope of Mesa de Burro 579 Comment
  RSA356652  Chorizanthe polygonoides var. longispina Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47305 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  SD154067  Chorizanthe polygonoides var. longispina Fred Sproul June 1999 Riverside Kern Trust property, north of Clinton Keith Road and south of Bandy Canyon Road Comment
  UCR15523  Chorizanthe polygonoides var. longispina George K. Helmkamp 1978-6-1 s.n. Riverside Santa Rosa Plateau, roadside, 7 miles [west] ot Murrieta Comment
  UCR217512  Chorizanthe polygonoides var. longispina Jeff B. Galvin 2008-5-8 043 Riverside Peninsular ranges, Santa Ana Mtns, Santa Rosa Plateau, Sylvan Meadows, along Stevenson Trail 600 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
  UCR217538  Chorizanthe polygonoides var. longispina Diane Menuz 2008-3-27 388 Riverside Peninsular Range: Santa Ana Mountains, Santa Rosa Plateau. Along Waterline Rd., near Mesa de Burro. 581 Comment
  UCR217498  Chorizanthe procumbens Diane Menuz 2008-4-17 422 Riverside Peninsular Range: Santa Ana Mts., Santa Rosa Plateau, near intersection of Tormo Trail and Sylvan Meadows Road 553 Comment
  CAS-BOT-BC286455  Cirsium scariosum R. M. Howie 1952-6-9 s.n. Riverside Santa Rosa Ranch, 8 miles sw. of Murrieta Comment
  UCR25723  Cirsium scariosum John LaSalle 1982-4-29 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, west of Murrieta; c. 3 mi. SW of Palomar Rd on Clinton Keith Rd. 549 Comment
  IRVC29780  Cirsium scariosum var. citrinum Mark A. Elvin, Steve Boyd, A. C. Sanders, D. Kelch, Larry Hendrickson 2006-12-8 5290 Riverside Santa Rosa Plateau; beside creek along Via Volcana; 10 m W of road; 100 m S of jct of Via Volcana and Tenaja Road Peninsular Ranges 572 Comment
  RSA370864  Cirsium vulgare R. F. Thorne 1985-7-18 61280 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  UC1523626  Cirsium vulgare Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61280 Riverside near Murrieta-Guava St. roads (a few mi s of Murrieta); De Luz Arroyo 385 Comment
  UCR57226  Clarkia Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  UCR59226  Clarkia Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW slope of Mesa de Burro 579 Comment
  UCR57208  Clarkia epilobioides Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, NE of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue Comment
  CSUSB233  Clarkia purpurea Dennis Vander Ven 1968-5-19 680519 1 Riverside About 7 miles west of Murrieta on Tenaja Road, 170 yards past first fork in road, right fork. On left side, directly by road. 701 Comment
  UC1532828  Clarkia purpurea Robert F. Thorne, Earl Lathrop 1975-5-25 45559 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR127552  Clarkia purpurea A. C. Sanders, T. B. Salvato 2003-5-21 26800 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
  UCR48231  Clarkia purpurea R. F. Thorne, E. W. Lathrop 1975-5-25 45559 Riverside Santa Rosa Plateau, Santa Ana Mtns., Rancho California, Mesa de Burro 610 Comment
  CSUSB232  Clarkia purpurea subsp. quadrivulnera Steve Kulju 1974-5-16 Riverside Santa Ana Mountains Murrieta. Tenaja Road, 1.5 miles from Washington Ave. Comment
  CSUSB239  Clarkia purpurea subsp. quadrivulnera Loretta Bates 1978-5-27 Riverside Along Tenaja Road, just north of Mesa de Burro on the Santa Rosa Plateau. Comment
  RSA356713  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, E. W. Lathrop 1975-5-25 45558 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA448298  Clarkia purpurea subsp. quadrivulnera Christopher Davidson 1977-5-25 5643 Riverside Mesa de Burro, Santa Rosa Plateau area 701 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
  UC1520010  Clarkia purpurea subsp. quadrivulnera Robert Gustafson, Gary Wallace 1983-6-23 2718 Riverside Mesa de Burron Santa Ana Mts., Santa Rosa region 701 Comment
  UCR1220  Clarkia purpurea subsp. quadrivulnera Martha McCarthy 1960-4-24 s.n. Riverside Santa Ana Mtns. Region, Tenaja Road, 3 mi. from junction with Washington Avenue, Murrieta Comment
  CAS-BOT-BC439947  Claytonia perfoliata subsp. mexicana H. A. Zuill 1966-3-13 43 Riverside 1-2 miles SW of Murrieta Comment
  CHSC35508  Clematis pauciflora Jeanne Muro 1972-4-29 39 Riverside 3 mi. SW of Murrieta on Tenaja Rd. 548 Comment
  HSC79301  Clinopodium chandleri James Henrickson 1972-5-21 7196 Riverside 2 mi. W of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Road 396 Comment
  UCR132612  Collinsia heterophylla Kent Beaman 1983-4-24 03 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  UCR189584  Convolvulus simulans Theresa Johnson 2006-3-30 006 Riverside Peninsular Range, Santa Rosa Plateau, western edge of Mesa de Burro 571 Comment
  UCR189783  Convolvulus simulans Diane Menuz 2006-4-21 049 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, near Mesa de Burro, on and north of Waterline Road 570 Comment
  UCR56700  Convolvulus simulans Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, SW of Mesa del Burro 612 Comment
  RSA191393  Conyza bonariensis E. W. Lathrop, R. F. Thorne 1967-10-27 6677 Riverside 5 mi. NW of Murrietta, Santa Rosa Ranch. Comment
  UCR90369  Conyza bonariensis Scott D. White 1995-6-30 3426 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SEINET4676048  Cordylanthus filifolius Robert F. Thorne, L. DeBuhr; Earl Lathrop; C. W. Tilforth 1975-8-29 47321 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro.; 0 610 Comment
  UCR124220  Cordylanthus rigidus S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  RSA356626  Cordylanthus rigidus subsp. setiger Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47321 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA412302  Cordylanthus rigidus subsp. setiger Robert Gustafson, Gary D. Wallace 1983-6-23 2723 Riverside along Clinton Keith Road, 2.5 miles from its jct. with Hwy. 15. Comment
  UC1523633  Cordylanthus rigidus subsp. setiger Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61201 Riverside Cole Canyon Santa Rosa Plateau, Nature Conservancy Reserve 535 Comment
  RSA192329  Corethrogyne filaginifolia E. W. Lathrop 1966-9-14 6596 Riverside 3 miles SW of Murrieta. Comment
  UCR127540  Coronopus didymus A. C. Sanders, T. B. Salvato 2003-5-21 26779 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
  RSA192159A  Crassula aquatica E. W. Lathrop 1966-5-1 6241 -A Riverside 3 miles W of Murrieta. Santa Ana Mountains Comment
  RSA357164A  Crassula aquatica R. F. Thorne, E. W. Lathrop 1975-5-25 45561 -A Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  SD125359  Crassula aquatica Robert F. Thorne, Earl Lathrop 1975-5-25 45561 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  UCR116507  Crassula aquatica A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 744 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR154548  Crassula aquatica Jason L. Hlebakos 2005-5-18 698 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR117308  Crassula connata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 742 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA357164B  Crassula solieri R. F. Thorne, E. W. Lathrop 1975-5-25 45561 -B Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  OBI37523  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Keith Rd, just E of the Bear Crk development golfcourse Comment
  RSA334997  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Kieth Rd., just east of the Bear Creek development golfcourse. Comment
  SD122942  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golfcourse. Comment
  UCR40461  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  SBBG118801  Crocanthemum scoparium S. D. White 1999-11-12 7629 Riverside Murrietta area, corner of Nutmeg and Clinton Keith; T7S R3W S4 410 Comment
  UCR133045  Cryptantha corollata Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta; Miller Canyon 396 Comment
  UCR124217  Cryptantha intermedia S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR90360  Cryptantha intermedia Scott D. White 1995-6-30 3431 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR133046  Cryptantha micromeres Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta; at top of Cole Canyon 579 Comment
  RSA717464  Cryptantha microstachys Scott D. White 2006-4-28 11318 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UCR58497  Cryptantha microstachys Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  RSA511363  Cryptantha muricata Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA192295  Cucurbita foetidissima H. A. Zuill 1966-6-27 248 Riverside 2 - 4 miles WSW of Murrieta. Comment
  RSA394320  Cucurbita foetidissima H. S. Gentry 1947-8-9 7644 Riverside Hind Ranch, Murrieta Comment
  RSA192297  Cuscuta ceanothi E. W. Lathrop 1966-9-14 6590 Riverside 3 miles SW of Murrieta. Comment
  CLARK-A1703-57  Cuscuta subinclusa H. A. Zuill 1966-7-4 275 Riverside Murrieta Comment
  CLARK-A1703-58  Cuscuta subinclusa H. A. Zuill 1966-7-4 276 Riverside Murrieta Comment
  RSA356655  Cynodon dactylon R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47307 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA381083  Datisca glomerata R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61178 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA424561  Datisca glomerata T. S. Elias, S. D. Boyd, K. Tan 1986-7-23 10154 Riverside Santa Rosa Plateau: along Cole Creek. 610 Comment
  UCR208074  Datisca glomerata T. S. Elias, Steve Boyd, Kit Tan 1986-7-23 10154 Riverside Peninsular Ranges; Santa Ana Mountains, Santa Rosa Plateau: along Cole Creek 610 Comment
  UCR90587  Datisca glomerata Scott D. White 1995-6-29 3381 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  RSA470787  Daucus pusillus Christopher Davidson 1977-5-25 5661 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA470788  Daucus pusillus Robert Gustafson, Gary D. Wallace 1983-6-23 2707 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  RSA487426  Daucus pusillus Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCR1668  Daucus pusillus Annette Price 1962-5-8 088 Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Road, c. 4 mi. [west] from Washington Avenue, Murrieta 549 Comment
  UC1519491  Deinandra fasciculata Robert Gustafson and Gary Wallace 1983-6-23 2720 Riverside along Clinton Keith Road ca 2 1/2 mi from its junction Hwy 15; Santa Ana Mts. Comment
  UC1590081  Deinandra fasciculata Robert Gustafson and Gary Wallace 1983-6-23 2720 Riverside along Clinton Keith Road ca 2 1/2 mi from junction Hwy 15; Santa Ana Mts. Comment
  SBBG119221  Deinandra paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St (Wildomar 7.5' quad: 33 deg 36'49"N, 117 deg 16'43"W) 402 Comment
  RSA192239  Deschampsia danthonioides var. gracilis E. W. Lathrop 1966-5-1 6246 Riverside 3 miles W of Murrieta Comment
  RSA356706  Deschampsia danthonioides var. gracilis R. F. Thorne, E. W. Lathrop 1975-5-20 45505 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA433550  Dicentra chrysantha Robert Gustafson 1983-4-18 2499 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  SD38252  Dicentra chrysantha Newton 1931-5-10 2073 Riverside Murrieta Canyon Comment
  UCR126376  Dichelostemma capitatum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 685 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR127555  Dichelostemma capitatum A. C. Sanders, T. B. Salvato 2003-5-21 26797 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR16038  Dichelostemma capitatum subsp. capitatum Loretta Bates 1978-5-27 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: Mesa de Burro south of Tenaja Road, 4 mi west of Murrieta Comment
  UCD64341  Distichlis spicata var. nana A. A. Beetle 1944-4-26 1992 Riverside Near Murietta. Comment
  UCR2902  Dodecatheon clevelandii Paul W. White 1963-4-30 43063- 01 Riverside Murrieta 2 miles out [west] of Murrieta on Tenaja Road 549 Comment
  UCR50412  Dodecatheon clevelandii L. F. LaPre, Jack Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro, Santa Rosa Springs Ranch Comment
  UCR154542  Downingia Jason L. Hlebakos 2005-5-18 707 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  JEPS108466  Downingia bella Lisa Schultheis 1995-5-9 146 -95 Riverside Santa Rosa Plateau Preserve. Vernal Pool Trail, off of Via Volcano. Comment
  JEPS108528  Downingia bella Lisa Schultheis 1995-5-9 145 -95 Riverside Santa Rosa Plateau Preserve. Vernal Pool Trail, off of Via Volcano. Comment
  UCR20796  Downingia bella A. C. Sanders 1980-5-17 1468 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  JEPS103619  Downingia cuspidata Lisa Schultheis 1995-5-9 144 -95 Riverside Santa Rosa Plateau Preserve Comment
  RSA263692  Downingia cuspidata E. W. Lathrop 1977-4-24 7513 Riverside Mesa de Burro, 3 miles west of Murrieta. Santa Rosa Plateau. 610 Comment
  SD132874  Downingia cuspidata Tim Cass, Fred Sproul 1979-6-1 209 Riverside Mesa de Buro, Pond A Comment
  UCR113633  Downingia cuspidata June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  RSA381080  Dryopteris arguta R. F. Thorne, Steve Boyd, Earl Lathrop 1985-7-18 61181 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC1523646  Dryopteris arguta Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61181 Riverside Cole Canyon; Santa Rosa Plateau, Nature Conservancy Reserve 535 Comment
  CAS-BOT-BC133194  Dudleya lanceolata A. C. Sanders; T. B. Salvato 2003-5-21 26788 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. & SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  RSA397786  Dudleya lanceolata Christopher Davidson 1977-5-25 5658 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA487429  Dudleya lanceolata Steve Myers 1998-5-17 s.n. Riverside Santa Rosa Springs Ranch, 0.25 mi. W of N end of Mesa de Burro, W of town of Murrieta Comment
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Dec 5 2014
  RSA709640  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
  SBBG119390  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2003-5-21 26788 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  UC1506122  Dudleya lanceolata Robert T. Clausen 1964-2-8 631047 b Riverside ridge sw Murrieta 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
  RSA192089  Dudleya pulverulenta E. W. Lathrop 1966-5-15 6317 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  UCR90592  Dudleya pulverulenta Scott D. White 1995-6-30 3419 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA286814  Elatine brachysperma R. F. Thorne 1974-5-23 44678 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado in shallow water of small tenajas of small stream 610 Comment
  RSA192161  Elatine chilensis E. W. Lathrop 1966-5-1 6243 Riverside 3 miles W of Murrieta. Comment
  RSA356749  Elatine chilensis R. F. Thorne, E. W. Lathrop 1975-5-20 45543 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA357160  Elatine chilensis R. F. Thorne, E. W. Lathrop 1975-5-25 45546 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  RSA357163  Elatine chilensis R. F. Thorne, E. W. Lathrop 1975-5-25 45562 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  UC1536019  Elatine chilensis Robert F. Thorne and Earl Lathrop 1975-5-25 45546 Riverside Mesa de Burro Santa Rosa Plateau (Rancho California) Comment
  CAS-BOT-BC113603  Eleocharis acicularis var. occidentalis E. Lathrop; O. Clark; S. J. Carlquist 1968-4-18 37455 Riverside Santa Rosa Plateau: shallow water at W end of vernal marsh on Mesa de Colorado, 670 Comment
  CAS-BOT-BC112920  Eleocharis macrostachya Earl W. Lathrop 1968-5-15 6875 Riverside 6 miles west of Murrieta, Mesa de Colorado of Santa Rosa Plateau. 624 Comment
  HSC46428  Eleocharis macrostachya Christopher Davidson 1977-5-25 5647 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mtns. 701 Comment
  UCR154539  Eleocharis macrostachya Jason L. Hlebakos 2005-5-18 710 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCR90606  Eleocharis macrostachya Scott D. White 1995-6-29 3392 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  CAS-BOT-BC113327  Eleocharis montevidensis R. F. Thorne; E. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau: Rancho California, shallow water of small stream. 609 Comment
  RSA234094  Eleocharis montevidensis Robert F. Thorne, E. W. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA343105  Eleocharis montevidensis Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1983-5-18 60632 Riverside Santa Rosa Plateau: Cole Canyon, near entrancd to Nature Conservancy Reserve. 530 Comment
  RSA381084  Eleocharis montevidensis Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61177 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  SD90468  Eleocharis montevidensis Robert F. Thorne, E. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau, Rancho California, shallow water of small stream. 609 Comment
  UCR43787  Eleocharis montevidensis R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60632 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along seasonal stream in Cole Canyon, near entrance to the Nature Conservancy Reserve 534 Comment
  UCR58486  Eleocharis montevidensis Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, NE of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue Comment
  UCR90340  Eleocharis montevidensis Scott D. White 1995-6-29 3409 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA365450  Eleocharis montevidensis var. montevidensis Christopher Davidson 1977-5-25 5647 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  UCR126373  Eleocharis palustris A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 682 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  SBBG54319  Eleocharis parishii C. Davidson 1977-5-25 5647 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  RSA192084  Elymus elymoides E. W. Lathrop 1966-5-16 6327 Riverside Tenaja Grade, 2 miles SW of Murrieta on the Tenaja Road. Comment
  RSA343113  Elymus glaucus R. F. Thorne, Walter Wisura, E. W. Lathrop, Sara Meury 1985-5-18 60637 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  UCR20448  Elymus glaucus E. W. Lathrop 1966-4-13 6172 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  RSA192306  Elymus glaucus subsp. glaucus E. W. Lathrop 1966-4-13 6173 Riverside 3.0 miles SW of Murrieta. Comment
  UCR90588  Elymus glaucus subsp. virescens Scott D. White 1995-6-29 3389 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR182100  Elymus triticoides Tom Chester 2005-7-1 665 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Waterline Road, 0.53 miles (0.85 km) southwest of Visitor Center, at tributary to Cole Creek 535.1 Comment
  UCR57206  Elymus triticoides Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns, S of town of Murrieta. Mouth of a small SW-draining channel on the SW side of Mesa de Burro Comment
  CHSC313  Encelia actoni E. Thomas 1949-4-9 Riverside Murietta. Comment
  CAS-BOT-BC131340  Encelia farinosa H. A. Zuill 1966-6-5 190 Riverside 1 mile SW of Murrieta on the Tenaja Grade Comment
  HSC84168  Encelia farinosa B. Pitzer, L. F. LaPre 1987-3-2 421 Riverside Bundy Canyon; ca. 2 mi. SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd. off Raciti Rd. 701 Comment
  RSA192077  Encelia farinosa var. farinosa H. A. Zuill 1966-6-5 190 Riverside 1 mile SW of Murrieta on the Tenaja Grade. Comment
  LA106499  Encelia virginensis Barry A. Prigge; 1992-5-7 10130 San Bernardino Upper Mojave River Narrows, ridge E of river and S of Highway 18, W of Victorville 835 Comment
  UCR174239  Epilobium ciliatum A. C. Sanders, T. B. Salvato 2006-6-2 33081 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR90591  Epilobium ciliatum Scott D. White 1995-6-29 3408 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA388408  Epilobium densiflorum Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61170 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 534 Comment
  UCR90616  Epilobium densiflorum Scott D. White 1995-6-29 3404 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  SD132849  Epilobium pygmaeum Tim Cass, Fred Sproul 1979-6-1 208 Riverside Mesa de Buro, Pond A Comment
  UCR50777  Eriastrum filifolium Bill Wagner 1988-4-5 s.n. Riverside Approximately 1.5 mi NW of the community of Murrieta. south side of I-15 Fwy at the junction of Nutmeg Rd. and Adams Rd. 381 Comment
  RSA0122958  Eriastrum sapphirinum subsp. dasyanthum Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA409368  Eriastrum sapphirinum subsp. dasyanthum Robert Gustafson, Gary D. Wallace 1983-6-23 2724 Riverside Along Clinton Keith Road, ca. 2.5 miiles from its junction with Hwy 15, Santa Ana Mts. Comment
  CAS-BOT-BC299528  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-23 12299 Riverside Murietta Comment
  CAS-BOT-BC299529  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Riverside Wildomar Comment
  GH417357  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Unknown Wildomar Comment
  GH417362  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Unknown Wildomar Comment
  POM194706  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Riverside Wildomar. Comment
  UC322979  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Riverside Wildomar Comment
  UC322982  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-23 12299 Riverside Murietta Comment
  CDA29898  Ericameria palmeri var. palmeri Mike Lahti 2009-10-2 PDR# 1501842 Riverside Santa Rosa Hills, west of the city of Murrieta. 0 Comment
  RSA192006  Erigeron foliosus E. W. Lathrop 1966-5-15 6302 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  RSA487420  Erigeron foliosus Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  CAS-BOT-BC296234  Erigeron foliosus var. foliosus H. A. Zuill 1966-6-5 188 Riverside 1-2 miles SW Murrieta Comment
  SBBG88092  Erigeron foliosus var. foliosus S. Myers 1988-6-30 Riverside Murrieta area, between Interstate 15 and Jackson Street, ca. 0.5 mi SE of Inland Valley Medical Center, near Clinton Keith Rd Comment
  SEINET3087129 Image available Eriogonum apiculatum Reid Moran 1973-7-28 21108 Riverside Toro Peak, Santa Rosa Mts. 2500 Comment
  RSA655085  Eriogonum davidsonii Scott D. White 1999-11-12 7631 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  RSA191436  Eriogonum elongatum E. W. Lathrop, Robert F. Thorne 1967-9-26 6655 Riverside 4 mi. NW of Murietta, 1 mi. W of Santa Rosa Ranch. Comment
  UCR127553  Eriophyllum confertiflorum A. C. Sanders, T. B. Salvato 2003-5-21 26799 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
  UC1463087  Eriophyllum multicaule Arthur S. Barclay and Juan Arguelles 1965-4-22 1913 Riverside vicinity of Murrieta Comment
  UCD132250  Eriophyllum wallacei Scott D. White; Michael Honer 2004-4-20 10196 San Bernardino West Mojave Desert: Oro Grande area. Victorville Industrial Minerals, proposed new mining/ operations area east of 'Klondike Mines. 854 Comment
  RSA747917  Erodium botrys Justin M. Wood 2009-3-3 326 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  UCR90343  Erodium botrys Scott D. White 1995-6-30 3437 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SBBG92109  Erodium brachycarpum J. Hirshberg 1989-4-3 Riverside S of Murrieta, W of Mesa de Burro, Santa Rosa Plateau 609 Comment
  RSA747918  Erodium cicutarium Justin M. Wood 2009-3-3 325 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  SD133077  Erodium cicutarium Scott White 1991-3-22 Riverside Los Alamos Road, ca. 2.0 miles west of I-215 exit. 366 Comment
  UCR126379  Erodium cicutarium A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 688 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA191434  Eryngium aristulatum var. parishii E. W. Lathrop, Robert F. Thorne 1967-9-26 6662 Riverside 4 mi. NW of Murrieta 609 Comment
  RSA192138  Eryngium aristulatum var. parishii E. W. Lathrop 1966-9-14 6887 Riverside 3 miles SW of Murrieta. Comment
  RSA356630  Eryngium aristulatum var. parishii R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47315 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  RSA470846  Eryngium aristulatum var. parishii Christopher Davidson 1977-5-25 5653 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA470847  Eryngium aristulatum var. parishii Robert Gustafson, Gary D. Wallace 1983-6-23 2714 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mts. 701 Comment
  SBBG122755  Eryngium aristulatum var. parishii A. Parikh 1990-5-14 170 Riverside Santa Rosa Plateau Ecological Reserve, NE part of Mesa de Burro, S of Miller Cyn, 3.3 km SSW of Murrieta 593 Comment
  SBBG54326  Eryngium aristulatum var. parishii C. Davidson 1977-5-25 5653 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UC1532823  Eryngium aristulatum var. parishii Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47315 Riverside near n. end Mesa de Burro (Rancho California, Santa Rosa Plateau); Santa Rosa Plateau, Rancho California, Mesa de Burro 609 Comment
  UCR154536  Eryngium aristulatum var. parishii Jason L. Hlebakos 2005-5-18 703 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR154538  Eryngium aristulatum var. parishii Jason L. Hlebakos 2005-5-18 711 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCR217546  Eryngium aristulatum var. parishii Diane Menuz 2009-5-14 496 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Rosa Plateau. Western side of Mesa de Burro, in series of 4 vernal pools 609 Comment
  CHSC35507  Erythranthe microphylla Jeanne Muro 1972-4-29 74 Riverside Ca. 5 mi. SW of Murrieta on Tenaja Rd. 655 Comment
  RSA433686  Eschscholzia californica G. R. Johnstone 1934-3-27 18569 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA192345  Eschscholzia californica var. peninsularis E. W. Lathrop 1966-5-15 6312 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  CHSC35481  Eschscholzia minutiflora James Henrickson 1973-3-18 8608 Riverside Ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger at N end of Coyote Canyon Road, on the first steep grade down to the canyon. 792 Comment
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Dec 5 2012
  UCR89813  Eucalyptus camaldulensis Scott D. White 1994-1-27 1929 Riverside Murrieta 'California Oaks Detention Basin.' Intermittent 'blueline' stream west of Interstate Hwy 15 and south of Clinton Keith Road. Comment
  UCR90600  Eucalyptus camaldulensis Scott D. White 1995-6-29 3382 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  UCR16135  Euphorbia albomarginata Kirk Taylor 1976-5-23 76-5-23- 3 Riverside Peninsular Range, Murrieta, beginning of Tenaja Road (at Lemon) 335 Comment
  UC1532829  Euphorbia crenulata Robert F. Thorne and Earl Lathrop 1975-5-25 45555 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro (Mesa de Burro) 609 Comment
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Jan 19 2010
  UCR20517  Euphorbia serpillifolia H. A. Zuill 1966-6-29 264 Riverside Santa Ana Mtns., Santa Rosa Plateau, Cole Canyon, 2 mi. [NW] of Murrieta Comment
  RSA356726  Euphorbia spathulata R. F. Thorne, E. W. Lathrop 1975-5-25 45555 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA515307  Euphorbia spathulata Jeri Hirshberg 1989-4-11 s.n Riverside Santa Rosa Plateau, S of town of Murrieta, Cole Canyon, NW of Mesa de Burro, at head of canyon. 609 Comment
  UCR117317  Euphorbia spathulata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 726 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR215128  Euphorbia spathulata Sarah C. Pasquini 2008-4-15 10 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, c. 6 miles west of Murrieta, c. 60 m off Waterline Road 560 Comment
  UCR31296  Euphorbia spathulata A. C. Sanders, Theo Glenn 1983-4-17 3725 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UCR48212  Euphorbia spathulata R. F. Thorne, E. W. Lathrop 1975-5-25 45555 Riverside Santa Rosa Plateau, Santa Ana Mtns., Rancho California, Mesa de Burro 610 Comment
  UCR90359  Festuca arundinacea Scott D. White 1995-6-30 3415 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR117318  Festuca dertonensis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 727 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR102191  Festuca myuros 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
  UCR117305  Festuca myuros A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 734 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA393725  Filago californica Robert Gustafson 1983-4-18 2502 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA192327  Filago gallica H. A. Zuill 1966-6-29 267 Riverside about 2 miles west of Murrieta. Comment
  RSA343097  Filago gallica R. F. Thorne 1985-5-18 60617 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA356709  Filago gallica R. F. Thorne 1975-5-20 45508 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA487421  Filago gallica Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCR196017  Filago gallica R. F. Thorne, E. W. Lathrop 1975-5-20 45508 Riverside Santa Rosa Plateau, Santa Ana Mountains, Rancho California, Mesa de Burro 610 Comment
  RSA191448  Fraxinus dipetala E. W. Lathrop, Robert F. Thorne 1967-10-22 6671 Riverside 2 miles NW of Murrieta. on the Tenaja Grade. Comment
  RSA515342  Fraxinus dipetala Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, mouth of Miller Canyon, N of Mesa de Burro. 351 Comment
  RSA715054  Fraxinus uhdei A. C. Sanders, T. B. Salvato 2003-5-21 26806 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
  SBBG119112  Fraxinus uhdei A. C. Sanders, T. B. Salvato 2003-5-21 26806 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  UCR127546  Fraxinus uhdei A. C. Sanders, T. B. Salvato 2003-5-21 26806 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
  UCR1227  Fritillaria biflora Martha McCarthy 1960-3-27 s.n. Riverside Santa Ana Mtns, along Tenaja Road, 2.8 mi. west from junction with Washington Avenue in Murrieta Comment
  UCR50413  Fritillaria biflora L. F. LaPre, Jack Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro, Santa Rosa Springs Ranch 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
  HSC86912  Galium aparine B. Pitzer 1978-4-11 478 Mendocino W of Murrieta at Santa Rosa Plateau Preserve, Mesa de Colorado. 610 Comment
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Jun 22 2013
  SBBG87336  Galium aparine B. Pitzer 1987-4-11 478 Riverside W of Murrieta at Santa Rosa Plateau Preserve, Mesa de Colorado 609 Comment
  UCD121722  Galium aparine B. Pitzer 1987-4-11 478 Riverside West of Murrieta at Santa Rosa Plateau Preserve, Mesa de Colorado. 609 Comment
  RSA192002  Gamochaeta ustulata E. W. Lathrop 1966-4-13 6167 Riverside 3 miles NW of Murrieta Comment
  RSA234079  Garrya veatchii Robert F. Thorne, E. Lathrop 1969-6-6 39331 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA356629  Gastridium phleoides R. F. Thorne, Tilforth, DeBuhr, Lathrop 1975-8-29 47314 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCR90585  Gastridium ventricosum Scott D. White 1995-6-29 3384 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  SEINET10859115  Gazania linearis Nye Leith, Greg Gust 2005-3-11 Nye 68 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  CLARK-A1045-59  Geranium carolinianum George K. Helmkamp 1929-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  RSA343100  Geranium dissectum Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60636 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  UCR16341  Geranium dissectum Mike Way 1968-5-14 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, Rancho California ranch, along Tenaja Road 579 Comment
  UCR43784  Geranium dissectum R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60636 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along seasonal stream in Cole Canyon, near entrance to the Nature Conservancy Reserve 534 Comment
  SD126649  Gilia angelensis J. Hirshberg 1989-3-15 Riverside Santa Rosa Plateau, south of Murrieta; southwest of Mesa de Burro. 579 Comment
  SEINET3087627 Image available Gilia angelensis J. Hirshberg 1989-3-22 Riverside Santa Rosa Plateau, S of Murrieta; small mesa just W of MEsa de Burro & Tenaja Road. Comment
  UC52692  Gilia angelensis H. M. Hall 1897-3-13 389 Riverside Wildomar Comment
  UCR126366  Gilia angelensis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 694 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR57227  Githopsis diffusa subsp. diffusa Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  UCR57114  Glinus lotoides Ed LaRue 1989-7-13 s.n. Riverside Santa Rosa Plateau in the Luz creek crosses rd. Comment
  UCR208049  Glinus radiatus R. E. Riefner Jr. 2003-9-26 03- 379 Riverside Wildomar, approx. 1 mile east of I-15 along Clinton Keith Rd. in vicinity of Smith Ranch Rd. 427 Comment
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Nov 12 2019
  RSA356631  Gnaphalium californicum R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47316 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro: E side of Mesa 609 Comment
  UCR90599  Gnaphalium californicum Scott D. White 1995-6-29 3380 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  UCR90605  Gnaphalium leucocephalum Scott D. White 1995-6-29 3393 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA192004  Gnaphalium luteoalbum E. W. Lathrop 1966-4-13 6166 Riverside 3 miles NW of Murrieta Comment
  UCR174241  Gnaphalium luteoalbum A. C. Sanders, T. B. Salvato 2006-6-2 33078 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR55322  Gnaphalium luteoalbum L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  RSA356656  Gnaphalium palustre R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47311 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  UCR90364  Gnaphalium stramineum Scott D. White 1995-6-30 3425 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA192326  Hazardia squarrosa var. grindelioides E. W. Lathrop 1966-9-14 6893 Riverside 3 miles SW of Murrieta. Comment
  RSA674589  Hedypnois cretica Scott D. White 2000-5-5 7777 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  UCR124218  Helianthemum scoparium S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR151207  Helianthemum scoparium Scott D. White 1999-11-12 7629 Riverside Peninsular Ranges; Santa Ana Mts region, Murrietta Area: Corner of Nutmeg and Clinton Keith 427 Comment
  RSA655230  Helianthemum scoparium var. scoparium Scott D. White 1999-11-12 7629 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  RSA487432  Helianthemum scoparium var. vulgare Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA343089  Helianthus gracilentus R. F. Thorne, E. W. Lathrop, Sara Meury 1985-5-18 60625 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA487425  Helianthus gracilentus Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UC1523682  Helianthus gracilentus Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60625 Riverside burned-over chaparral along Clinton Keith Road (near base of plateau); Santa Rosa Plateau 430 Comment
  UC1532826  Heliotropium curassavicum Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47310 Riverside Santa Rosa Plateau, Mesa de Burro, Rancho California 609 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
  RSA356648  Heliotropium curassavicum var. oculatum R. F. Thorne 1975-8-29 47310 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  POM360278  Hemizonia fasciculata Robert Gustafson, Gary D. Wallace 1983-6-23 2720 Riverside along Clinton Keith Road, ca 2.5 miles from its junction with Highway 15, Santa Ana Mountains Comment
  POM360280  Hemizonia fasciculata Christopher Davidson 1977-5-25 5657 Riverside Mesa de Burro Santa Rosa Plateau area of Santa Ana Mountains. 701 Comment
  RSA192192  Hemizonia fasciculata E. W. Lathrop 1966-5-15 6313 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  RSA487433  Hemizonia fasciculata Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  CAS-BOT-BC140532  Hemizonia paniculata A. C. Sanders; T. B. Salvato 2003-5-21 26787 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. & SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  RSA192325  Hemizonia paniculata E. W. Lathrop 1967-5-14 s.n. Riverside 1-2 miles SW of Murietta Comment
  RSA655231  Hemizonia paniculata Scott D. White 1999-11-12 7632 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  RSA674594  Hemizonia paniculata Scott D. White 2000-5-5 7771 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  RSA715053  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 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
  UCR127561  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 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
  UCR90610  Hemizonia paniculata Scott D. White 1995-6-29 3386 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  RSA335027  Hemizonia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Murrieta area, Clinton Kieth Rd. just E of the Bear Creek development golfcourse Comment
  UCR40448  Hemizonia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  UCR90603  Hemizonia pungens subsp. laevis Scott D. White 1995-6-29 3395 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA439269  Hesperolinon micranthum Robert Gustafson, Gary D. Wallace 1983-6-23 2725 Riverside along Clinton Keith Road, ca 2.5 miles from its junction with Highway 15, Santa Ana Mountains Comment
  UCR56699  Hesperolinon micranthum Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW slope of Mesa de Burro 579 Comment
  CAS-BOT-BC311293  Heterotheca sessiliflora subsp. echioides Samuel B. Parish 1891-11-4 2245 San Diego Murrietta Comment
  UC297891  Heterotheca sessiliflora subsp. echioides David D. Keck 1926-9-30 265 Riverside 1.4 mi nw of Murrietta Comment
  RSA263699  Hoita macrostachya E. W. Lathrop 1975-3-7 7448 Riverside Mesa de Burro, 3 miles west of Murrieta, Santa Rosa Plateau. De Luz Canyon. 610 Comment
  RSA191437  Holocarpha virgata subsp. elongata E. W. Lathrop, R. F. Thorne 1967-9-26 6656 Riverside 4 mi. NW of Murietta, 1 mi. W of Santa Rosa Ranch. Comment
  RSA388402  Holocarpha virgata subsp. elongata R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61185 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC1523647  Holocarpha virgata subsp. elongata Robert F. Thorne, Steve Boyd, and Earl Lathrop 1985-7-18 61185 Riverside Cole canyon; Santa Rosa Reserve, Nature Conservancy Reserve 535 Comment
  UCR18038  Holocarpha virgata subsp. elongata A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 139 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa west of Murrieta, along Tenaja Rd. about 2 mi west of the eastern escarpment of the Santa Rosa Plateau. Probably collected very near Bench Mark 1847 ft. shown on the topo map 579 Comment
  UCR217500  Holocarpha virgata subsp. elongata Karyn L. Drennen 2009-6-19 1 Riverside Santa Ana Mtns- foothills, Santa Rosa Plateau, north of Monument Hill Rd 586 Comment
  UCR55321  Holocarpha virgata subsp. elongata L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  HSC46430  Hordeum brachyantherum subsp. californicum Christopher Davidson 1977-5-25 5637 Riverside Mesa de Burro, Santa Rosa Plateau area of the Santa Ana Mtns. 701 Comment
  RSA192269  Hordeum brachyantherum subsp. californicum E. W. Lathrop 1966-5-11 6289 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  RSA762761  Hordeum brachyantherum subsp. californicum R. F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60631 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  UCR154540  Hordeum marinum Jason L. Hlebakos 2005-5-18 709 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  POM352490  Hordeum marinum subsp. gussoneanum Christopher Davidson 1977-5-25 5637 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mountains. Southern California 701 Comment
  SBBG54334  Hordeum marinum subsp. gussoneanum C. Davidson 1977-5-25 5637 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR56703  Hordeum marinum subsp. gussoneanum Jeri Hirshberg 1989-5-3 s.n. Riverside Santa Rosa Plateau, south of town of Murrieta, west of Mesa de Burro 549 Comment
  UCR58496  Hordeum marinum subsp. gussoneanum Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  RSA192268  Hordeum murinum subsp. leporinum E. W. Lathrop 1966-5-1 6235 Riverside 3 miles W of Murrieta Comment
  RSA234092  Hydrocotyle ranunculoides R. F. Thorne, E. W. Lathrop 1969-6-6 39347 Riverside Santa Rosa Plateau: Ranch California; along small stream. 610 Comment
  SD90463  Hydrocotyle ranunculoides Robert F. Thorne, E. Lathrop 1969-6-6 39347 Riverside Santa Rosa Plateau, Rancho California. 609 Comment
  UC1400356  Hydrocotyle ranunculoides R. F. Thorne and E. Lathrop 1969-6-6 39347 Riverside Santa Rosa Plateau, Rancho California 609 Comment
  UCR55323  Hydrocotyle ranunculoides L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  RSA388391  Hypericum perforatum R. F. Thorne 1985-7-18 60067 Riverside Santa Rosa Plateau: Upper Clinton Keith Road 488 Comment
  UCD110394  Hypericum perforatum subsp. perforatum Robert F. Thorne; Steve Boyd and Earl Lathrop 1985-7-18 61167 Riverside Santa Rosa Plateau: Along upper Clinton Keith Road. 487 Comment
  RSA496568  Hypochaeris glabra Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  UCR126384  Hypochaeris glabra A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 693 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UC1184104  Isocoma acradenia var. acradenia Jerry Powell 1960-10-19 Riverside 7 mi n Temecula Comment
  RSA674592  Isocoma menziesii Scott D. White 2000-5-5 7773 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  CDA33830  Isocoma menziesii var. menziesii Mike Lahti 2010-9-2 PDR# 1358814 Riverside Murrieta; Nieblas Rd, 3 miles southeast of Hwy 74. 0 Comment
  IRVC15233  Isoetes howellii Gordon A. Marsh 1977-5-25 s.n. Riverside Santa Rosa Plateau, Mesa de Burro. Peninsular Ranges, Santa Ana Mountains Comment
  IRVC17941  Isoetes howellii Gordon A. Marsh, Karlin G. Marsh 1980-5-18 s.n. Riverside Santa Rosa Plateau; pool 1. Peninsular Ranges, Santa Ana Mountains Comment
  RSA192257  Isoetes howellii E. W. Lathrop 1966-5-1 6253 Riverside 3 miles W of Murrieta Comment
  RSA356636  Isoetes howellii R. F. Thorne, Earl Lathrop 1975-5-20 45542 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA545385  Isoetes howellii Robert F. Thorne 1975-5-20 45542 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA684554  Isoetes howellii Christopher Davidson 1977-5-25 5665 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  SEINET3863798 Image available Isoetes howellii Robert F. Thorne, Earl Lathrop 1975-5-20 45542 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro.; 0 610 Comment
  UC1532802  Isoetes howellii Robert F. Thorne and Earl Lathrop 1975-5-20 45542 Riverside Rancho California, Mesa de Burro 609 Comment
  UCR113634  Isoetes howellii June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  IRVC15234  Isoetes orcuttii Gordon A. Marsh 1975-5-25 s.n. Riverside Santa Rosa Plateau; Mesa de Burro. Peninsular Ranges, Santa Ana Mountains Comment
  CHSC35206  Isomeris arborea var. arborea James Henrickson 1973-3-18 8610 b Riverside Ca. 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger, at N end of Coyote Canyon Road, on the first steep grade down to canyon. 792 Comment
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Apr 6 2013
  RSA0011156  Juglans A. C. Sanders, T. B. Salvato 2003-5-21 26783 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
  UCD110248  Juglans A. C. Sanders; T. B. Salvato 2003-5-21 26783 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
  UCR127543  Juglans A. C. Sanders, T. B. Salvato 2003-5-21 26783 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
  RSA356717  Juncus bufonius Robert F. Thorne, E. W. Lathrop 1975-5-20 45499 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA368168  Juncus bufonius Christopher Davidson 1977-5-25 5638 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA369167  Juncus bufonius Robert Gustafson, Gary D. Wallace 1983-6-23 2726 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  UCR117312  Juncus bufonius A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 735 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR19750  Juncus bufonius E. W. Lathrop 1966-5-11 6281 Riverside Santa Ana Mtns., Santa Rosa Plateau, 3 mi SW of Murrieta on the De Luz Road, first canyon to the right of the road 396 Comment
  CAS-BOT-BC21103  Juncus bufonius var. bufonius James R. Shevock 1975-4-28 4246 Riverside South Coast Ranges. Mesa De Burro, Santa Rosa Plateau. 609 Comment
  RSA356718  Juncus bufonius var. occidentalis Robert F. Thorne, E. W. Lathrop 1975-5-20 45500 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  UC1532809  Juncus bufonius var. occidentalis Robert F. Thorne and Earl Lathrop 1975-5-20 45500 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR117310  Juncus hemiendytus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 738 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  IRVC17937  Juncus kelloggii Gordon A. Marsh, Karlin G. Marsh 1980-5-18 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, pool #2. Comment
  GH443181  Juncus luciensis R. F. Thorne & E. W. Lathrop 1975-5-20 45498 Unknown Santa Rosa Plateau: Ranch California, Mesa de Burro 609 Comment
  RSA254371  Juncus luciensis E. W. Lathrop 1975-5-4 5451 Riverside Santa Ana Mountains, Santa Rosa Plateau, Mesa de Burro, 3.0 miles W of Murrieta. Comment
  RSA309573  Juncus luciensis James R. Shevock 1975-4-28 4247 Riverside Mesa de Burro, Santa Rosa Plateau, southern Santa Ana Mountains. 600 Comment
  RSA357162  Juncus luciensis Robert F. Thorne, E. W. Lathrop 1975-5-20 45498 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA666859  Juncus luciensis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 738 Riverside Mesa de Burro 610 Comment
  SEINET3879985  Juncus luciensis Robert F. Thorne, Earl Lathrop 1975-5-20 45498 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro.; 0 610 Comment
  UC1532810  Juncus luciensis Robert F. Thorne and Earl Lathrop 1975-5-20 45498 Riverside Mesa de Burro Santa Rosa Plateau, Rancho California 609 Comment
  UCR48216  Juncus luciensis R. F. Thorne, E. W. Lathrop 1975-5-20 45498 Riverside Santa Rosa Plateau, Santa Ana Mountains, Rancho California, Mesa de Burro 610 Comment
  RSA192265  Juncus macrophyllus E. W. Lathrop 1966-5-11 6283 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  UCR90339  Juncus macrophyllus Scott D. White 1995-6-29 3410 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA388410  Juncus mexicanus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61172 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA263804  Juncus rugulosus George E. Johnson 1975-6-26 7 Riverside Mesa de Burro, 3.0 miles west of Murrieta. Santa Rosa Plateau. 610 Comment
  RSA381089  Juncus rugulosus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61168 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
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Dec 11 2007
  UCR188183  Juncus rugulosus Diane Menuz 2006-6-21 172 Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  RSA715349  Juncus textilis A. C. Sanders, T. B. Salvato 2006-6-2 33076 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Canyon/Scott Road and north of Clinton Keith Road. 518 Comment
  UCR174256  Juncus textilis A. C. Sanders, T. B. Salvato 2006-6-2 33076 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR174240  Juncus xiphioides A. C. Sanders, T. B. Salvato 2006-6-2 33079 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  RSA424826  Keckiella antirrhinoides George R. Johnston 1934-3-27 18068 Riverside Near Wildomar. Comment
  RSA400443  Keckiella cordifolia E. S. Spalding 1925-6-11 s.n. Riverside Between Elsinore and Temecula. Comment
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Nov 17 2011
  UCR57123  Keckiella cordifolia Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: south of town of Murrieta, head of Cole Canyon, NW of Mesa de Burro Comment
  RSA192323  Lagophylla ramosissima E. W. Lathrop 1966-9-14 6584 Riverside 3 miles SW of Murrieta. Comment
  UCR127565  Lagophylla ramosissima A. C. Sanders, T. B. Salvato 2003-5-21 26792 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
  UCR18039  Lagophylla ramosissima A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 144 Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa west of Murrieta, along Tenaja Rd. about 2 mi west of the eastern escarpment of the Santa Rosa Plateau. Probably collected very near Bench Mark 1847 ft. shown on the topo map 579 Comment
  CAS-BOT-BC338917  Lasthenia californica A. C. Sanders; W. W. Wright; J. Latting; et al 1974-5-4 684 Riverside Santa Rosa Plateau, Santa Ana Mtns.: Mesa de Burro 610 Comment
  RSA356712  Lasthenia gracilis R. F. Thorne 1975-5-20 45512 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA585978  Lasthenia gracilis Adree M. Desrochers 1990-4-19 471 Riverside Neaar Murrieta, along Clinton Keith Raod, 6.9 km W of Hwy 15. 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
  UCR1203  Lasthenia gracilis Martha McCarthy 1960-3-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, along Tenaja Road, 3.8 mi. from junction with Washington Ave. in Murrieta, 25 yards from NW side of road 549 Comment
  UCR126365  Lasthenia gracilis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 684 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  CSUSB1273  Lathyrus laetiflorus Steve Kulju 1974-5-16 Riverside Santa Ana Mountains Murrieta. Tenaja Road, 1.5 miles from Washington Ave. Comment
  POM1791  Lathyrus vestitus subsp. alefeldii O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  RSA405729  Lathyrus vestitus subsp. alefeldii Robert Gustafson 1983-4-18 2496 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA234095  Lemna gibba Robert F. Thorne, E. W. Lathrop 1969-6-6 39344 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA376132  Lemna minuta Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61204 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR127542  Lepidium A. C. Sanders, T. B. Salvato 2003-5-21 26784 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
  UCR126377  Lepidium nitidum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 686 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA356650  Leptosiphon liniflorus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47303 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro: E side of Mesa 609 Comment
  SEINET7967506 Image available Leptosiphon nuttallii subsp. nuttallii John Adams 1966-4-28 747 Riverside Santa Rosa Plateau, dirt road from Murrieta to De Luz 762 Comment
  RSA388404  Leymus condensatus R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61183 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
  CAS-BOT-BC451631  Lilaea scilloides James R. Shevock 1975-4-28 4225 Riverside At Mesa de Burro, Santa Rosa Plateau. Santa Ana Mountains. 762 Comment
  CAS-BOT-BC451633  Lilaea scilloides Robert F. Thorne 1974-5-23 44677 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado 609 Comment
  IRVC17940  Lilaea scilloides Karlin G. Marsh, Gordon A. Marsh 1980-5-18 s.n. Riverside Santa Ana Mountains, Santa Roa Plateau, pool #1. Comment
  RSA192226  Lilaea scilloides E. W. Lathrop 1966-5-1 6245 Riverside 3 miles W of Murrieta Comment
  RSA234036  Lilaea scilloides Robert F. Thorne, E. W. Lathrop 1969-6-6 39346 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA286789  Lilaea scilloides Robert F. Thorne 1974-5-23 44677 Riverside Santa Rosa Plateau, Rancho California: N base of Mesa de Colorado 610 Comment
  RSA286795  Lilaea scilloides Robert F. Thorne 1974-5-23 44658 Riverside Santa Rosa Plateau, Rancho California: near junction of Teneja Road and road to ranch headquarters 610 Comment
  SEINET3887043  Lilaea scilloides Robert F. Thorne 1974-5-23 44658 Riverside Santa Rosa Plateau, Rancho California: near junction of Tenaja Road and road to ranch head-quarters.; 0 610 Comment
  UCR117309  Lilaea scilloides A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 741 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR40550  Lilaea scilloides R. F. Thorne 1974-5-23 44677 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Rancho California, at north base of Mesa de Colorado 610 Comment
  RSA655086  Limonium perezii Scott D. White 1999-11-12 7633 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  RSA192027  Linanthus androsaceus subsp. luteolus E. W. Lathrop 1966-5-16 6326 -a Riverside Tenaja Grade, 2 miles SW of Murrieta on the Tenaja Road. Comment
  RSA228831  Linanthus californicus Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 591 Riverside Cleveland National Forest; 8.5 miles south of Lake Elsinore along Forest Route 6S08. Comment
  UCR1067  Linanthus dianthiflorus J. E. Dimitman 1957-3-23 s.n. Riverside Santa Ana Mtns., road (Guava St.?) to Vail Ranch, [4 mi. south]west of Murrieta 457 Comment
  UCR1078  Linanthus dianthiflorus Robert A. Hawthorne 1957-3-23 s.n. Riverside Santa Ana Mtns., [road (Guava St.?) to Vail Ranch], 4 mi. southwest of Murrieta 366 Comment
  UCR117320  Linanthus dianthiflorus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 729 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UC1532825  Linanthus liniflorus Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47303 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR57229  Linanthus pygmaeus Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  UCR90365  Linaria canadensis var. texana Scott D. White 1995-6-30 3424 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SDSU15057  Linaria maroccana Michael Scott 1986-4-19 15 Riverside Clinton Keith Road, Temecula, Calif. Plant was collected along roadside near the entrance to Santa Rosa Plateau Preserve. Comment
  UC1523662  Logfia gallica Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60617 Riverside near base of plateau, along Clinton Keith Road; Santa Rosa Plateau, Clinton Keith Road 426 Comment
  UCR90342  Logfia gallica Scott D. White 1995-6-30 3439 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SEINET251729 Image available Lolium multiflorum Walter Graves 602 -9 Riverside Grown at U.C. R. in Agricultural Opeations Fields 305 Comment
  RSA343106  Lolium perenne subsp. multiflorum R. F. Thorne, Walter Wisura, E. Lathrop, Sara Meury 1985-5-18 60629 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  SEINET251687 Image available Lolium rigidum Walter Graves 2002-5-15 502 -18 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields 305 Comment
  SEINET251688 Image available Lolium rigidum Walter Graves 2002-5-15 502 -20 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields 305 Comment
  SEINET251728 Image available Lolium rigidum Walter Graves 2002-5-15 502 -12 Riverside Grown at U.C. R. in Agricultural Opeations Fields 305 Comment
  SEINET251730  Lolium rigidum Walte Graves 2002-6-11 602 -1 Riverside Grown at U.C. R. in Agricultural Opeations Fields 305 Comment
  SEINET251731 Image available Lolium rigidum Walter Graves 2002-6-11 602 -2 Riverside Grown iat U.C.R. in Agricultural Operations Fields 305 Comment
  UCR1607  Lomatium lucidum R. G. Barber, David L. Davis 1962-5-13 111 Riverside Santa Ana Mtns., l mi. up Ivy St. from center of Murrieta 396 Comment
  OBI52756  Lomatium utriculatum L. LaPre, J. Eason 1988-1-27 s.n. Riverside Santa Rosa Plateau, Mesa de Burro, Santa Rosa Springs Ranch Comment
  SBBG94825  Lomatium utriculatum W. Weltkamp 1990-4-12 Riverside Santa Rosa Plateau, NW corner of Mesa de Burro 762 Comment
  UCR126367  Lomatium utriculatum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 675 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR6040  Lomatium utriculatum Sally Crum 1966-3-20 s.n. Riverside Santa Ana Mtns., about 6 mi. west on Tenaja Rd. from Washington Ave. in Murrieta 917 Comment
  RSA234085  Lonicera subspicata var. denudata R. F. Thorne 1969-6-6 39325 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  SD90221  Lonicera subspicata var. johnstonii Robert F. Thorne, E. Lathrop 1969-6-6 39325 Riverside Santa Rosa Plateau; Rancho California. 609 Comment
  RSA660945  Lotus hamatus A. C. Sanders 1998-5-2 21754 Riverside Santa Rosa Plateau: Slaughterhouse Canyon, ca. 4 miles (airline) W of Murrieta on Clinton Keith Rd. 488 Comment
  UCR112606  Lotus hamatus A. C. Sanders 1998-5-2 21754 Riverside Santa Ana Mtns., Santa Rosa Plateau, Slaughterhouse Canyon, c. 4 miles (airline) west of Murrieta on Clinton Keith Rd. 488 Comment
  UCR90368  Lotus hamatus Scott D. White 1995-6-30 3429 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  SEINET3694576 Image available Lotus humistratus A. C. Sanders 1997-3-19 20046 Riverside Lake Skinner area: lower S slopes of Bachelor Mtn. 472 Comment
  UCR16278  Lotus purshianus Annette Price 1962-5-8 87 Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Road, c. 4 mi. [west] from Washington Avenue, Murrieta 549 Comment
  RSA498847  Lotus scoparius var. scoparius G. R. Johnstone 1934-3-27 18576 Riverside Near Wildomar. Inland route to Temecula. Comment
  UCR90370  Lotus strigosus Scott D. White 1995-6-30 3430 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA191399  Lotus unifoliolatus E. W. Lathrop, Robert F. Thorne 1967-9-26 6661 Riverside 4 mi. NW of Murrieta 609 Comment
  RSA388393  Lotus unifoliolatus R. F. Thorne, S. D. Boyd, E. W. Lathrop 1985-7-18 61205 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
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Nov 13 2015
  RSA406279  Lotus unifoliolatus Robert Gustafson, Gary D. Wallace 1983-6-23 2717 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  RSA406281  Lotus unifoliolatus Christopher Davidson 1977-5-25 5664 Riverside Mesa de Burro Santa Rosa Plateau area of Santa Ana Mountains. 701 Comment
  RSA487422  Lotus unifoliolatus Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  CAS-BOT-BC428033  Lupinus L. Nye; G. Gust 2005-3-11 71 Riverside Marietta [Murrieta]. BM 2228 ca. 5 miles W of Murrieta. 471 Comment
  RSA494352  Lupinus bicolor Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  SBBG92279  Lupinus bicolor J. Hirshberg 1989-4-3 Riverside S of town of Murrieta, W of Mesa de Burro, Santa Rosa Plateau 609 Comment
  UCR126385  Lupinus bicolor A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 695 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR127567  Lupinus bicolor A. C. Sanders, T. B. Salvato 2003-5-21 26790 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
  UCR16250  Lupinus bicolor Sally Crum 1966-3-20 s.n. Riverside Peninsular Ranges, Santa Ana Mountains, 1 mi. west of Murrieta on Tenaja Road 1220 Comment
  UCR58340  Lupinus bicolor Jeri Hirshberg 1989-4-4 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, and SW of Mesa de Burro 610 Comment
  RSA515333  Lupinus concinnus subsp. concinnus Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, Cole Canyon, NW of Mesa de Burro, at head of canyon. 610 Comment
  SBBG54333  Lupinus excubitus C. Davidson 1977-5-25 5656 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR117316  Lupinus excubitus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 725 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  POM305372  Lupinus excubitus var. austromontanus Henry J. Ramsey, Henry J. Ramsey 1938-3-26 646 Riverside Elsinore Temecula Comment
  HSC46431  Lupinus excubitus var. hallii Christopher Davidson 1977-5-25 5656 Riverside Mesa de Burro, Santa Rosa Plateau area of the Santa Ana Mtns. 701 Comment
  UCR6032  Lupinus longifolius Sally Crum 1966-3-20 s.n. Riverside Santa Ana Mtns, 1 mi [west] of Murrieta, on grassy slope of a small cultivated hill by side of Tenaja Rd 1067 Comment
  SEINET239867  Lupinus microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Guava St. (DeLuz Rd.) 0.4 mi S Jct. Washington Ave. in Murietta. Comment
  UCR60538  Lupinus microcarpus C. W. Tilforth, W. Wisura 1979-5-23 1806 Riverside Santa Ana Mtns., Santa Rosa Plateau, Murrieta to De Luz road, c. 2 air mi. south of Murrieta 335 Comment
  UCR127570  Lupinus microcarpus var. densiflorus A. C. Sanders, T. B. Salvato 2003-5-21 26795 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
  UCR132859  Lupinus microcarpus var. densiflorus Kent Beaman 1983-4-24 15 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  UCR90607  Lupinus microcarpus var. densiflorus Scott D. White 1995-6-29 3391 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  CDA27545  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-15 1341 Riverside Guava Street (DeLuz Road) 0.4 mile south of junction Washington Avenue in Murietta. 0 Comment
  JEPS108064  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Guava St. (DeLuz Road) 0.4 mi S jct. Washington Ave. in Murietta Comment
  OBI48505  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  OBI48506  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  OBI48507  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  OBI48521  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  RSA659050  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-15 1341 Riverside Guava St. (Deluz Rd.) 0.4 mi S jct. Washington Ave. in Murrietta. Comment
  SBBG114168  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-15 1341 Riverside Guava St (DeLuz Rd) 0.4 mi S jct Washington Ave in Murietta Comment
  UCR132857  Lupinus succulentus Kent Beaman 1983-4-24 18 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  CLARK-A1045-883  Lupinus truncatus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains roadside; Wildomar 7.5'Q Comment
  CLARK-A1045-884  Lupinus truncatus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains roadside; Wildomar 7.5'Q Comment
  CLARK-A1045-885  Lupinus truncatus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains roadside; Wildomar 7.5'Q Comment
  SD133083  Lupinus truncatus Scott White 1991-3-22 Riverside Los Alamos Road, ca., 2.0 miles west of I-215 exit; just east of the city of Murrieta. 366 Comment
  SEINET10577968  Lupinus truncatus Nye Leith, Greg Gust 2005-3-11 Nye 71 San Diego Murrieta. BM 2228 ca. 5 miles W of Murrieta. Roadside, South facing, sandy slope. 471 Comment
  UCR90620  Lythrum californicum Scott D. White 1995-6-29 3400 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA343103  Lythrum hyssopifolia Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60633 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along seasonal stream in Cole Canyon, near entrance 534 Comment
  RSA388409  Lythrum hyssopifolia Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61171 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 534 Comment
  SBBG54325  Lythrum hyssopifolia C. Davidson 1977-5-25 5666 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR55266  Lythrum hyssopifolia L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  CAS-BOT-BC334712  Madia gracilis E. W. Lathrop 1966-5-15 6306 Riverside 3 miles SE of Murrieta on the De Luz Road Comment
  RSA433319  Malacothamnus fasciculatus Robert Gustafson, Gary D. Wallace 1983-6-23 2722 Riverside along Clinton Keith Road, ca 2.5 miles from its junction with Highway 15, Santa Ana Mountains Comment
  UCR127544  Malva nicaeensis A. C. Sanders, T. B. Salvato 2003-5-21 26782 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
  CSUSB1015  Malva parviflora Leland R. Dykes 1962-4-22 46 Riverside Palomar Road at San Mateo Canyon turnoff, in Murrieta. Comment
  HSC80237  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Murrieta area, Clinton Keith Rd. near (just E of) Bear Creek golf course Comment
  OBI37525  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Murrieta area, Clinton Kieth Rd, just E of the Bear Crk dev golfcourse Comment
  RSA191433  Malvella leprosa E. W. Lathrop, Thorne 1967-9-26 6639 Riverside 4 mi NW of Murrieta Comment
  RSA192340  Malvella leprosa E. W. Lathrop 1966-9-14 6585 Riverside 3 miles SW of Murrieta. Comment
  RSA335011  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Road, 0.8 mile east of jct with 8S01 and 8S02. Comment
Read comments
Feb 26 2013
  SD122923  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Murrieta area, Clinton Keith Road, just east of the Bear Creek development golf course Comment
  UCR40136  Malvella leprosa Steve Boyd 1985-8-7 1120 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  RSA381086  Marsilea vestita R. F. Thorne, Steve Boyd, Earl Lathrop 1985-7-18 61175 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC1523645  Marsilea vestita Robert F. Thorne, Steve Boyd and Earl Lathrop 1985-7-18 61175 Riverside Santa Rosa Plateau, Nature Conservancy Reserve, along Cole Canyon 533 Comment
  UCR113631  Marsilea vestita June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro 610 Comment
  UCR12617  Marsilea vestita K. H. Fisher 1968-5-14 10 Riverside Santa Ana Mountains, Murrieta, cattle reservoir 50 yards from Tenaja Rd & 8 mi from Washington St. 549 Comment
  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
  RSA356750  Matricaria matricarioides R. F. Thorne 1975-5-20 45509 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCR127563  Matricaria matricarioides A. C. Sanders, T. B. Salvato 2003-5-21 26794 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
  UCR57131  Meconella denticulata Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 Comment
  UCR60157  Meconella denticulata Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  UCR126368  Medicago polymorpha A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 676 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR55890  Melia azedarach J. A. Adams 1966-4-28 710 A Riverside Santa Rosa Plateau, dirt road from Murrieta to De Luz. 15 mi east of De Luz 762 Comment
  LA106506  Melica frutescens Barry A. Prigge; 1992-5-7 10135 San Bernardino Upper Mojave River Narrows, ridge E of river and S of Highway 18, W of Victorville 835 Comment
  RSA403497  Melica imperfecta George R. Johnstone 1934-3-27 18578 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA496567  Melica imperfecta Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  RSA700984  Melica imperfecta Jon P. Rebman 2002-4-26 7901 San Diego Kelley/Rebman Ranch at 565 Anderson Truck Trail on northwest side of Viejas Mountain: approx. 2 miles north of Victoria Road in Alpine., 32.87278N 116.7475W 818 Comment
  UCR20447  Melica imperfecta E. W. Lathrop 1966-4-13 6171 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  UCR174243  Melilotus indicus A. C. Sanders, T. B. Salvato 2006-6-2 33075 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  RSA381081  Mentha spicata Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61180 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 534 Comment
  UCR90602  Mentha spicata Scott D. White 1995-6-29 3388 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  CLARK-A1045-189  Micropus californicus George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains Southern Oak Woodland; Wildomar 7.5'Q Comment
  UCR56701  Micropus californicus var. californicus Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, just west of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue 610 Comment
  UCR57140  Micropus californicus var. californicus Jeri Hirshberg 1989-4-18 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, south of Mesa de Burro and NW of Mesa de la Punta 610 Comment
  UCR116505B  Microseris douglasii subsp. platycarpha A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 746 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 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
  UCR116505A  Microseris douglasii subsp. tenella A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 746 A Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR116506  Microseris heterocarpa A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 745 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR31279  Microseris heterocarpa A. C. Sanders, T. Glenn 1983-4-17 3734 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA192316  Mimulus aurantiacus var. pubescens H. A. Zuill 1966-3-20 96 Riverside About 2 mi. WSW of Murrieta. Comment
  POM33  Mimulus aurantiacus var. puniceus O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  RSA442704  Mimulus aurantiacus var. puniceus E. S. Spalding 1925-6-11 s.n. Riverside Between Elsinore and Temecula. Comment
  RSA442707  Mimulus aurantiacus var. puniceus Robert Gustafson 1983-4-18 2500 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA717465  Mimulus brevipes Scott D. White 2006-4-28 11322 Riverside Elsinore Basin: Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  RSA388422  Mimulus cardinalis Robert F. Thorne, S. D. Boyd, Earl Lathrop 1985-7-18 61190 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR19741  Mimulus floribundus E. W. Lathrop 1966-5-1 6229 Riverside Peninsular Range, 3 mi west of Murrieta Comment
  UCR90595  Mimulus floribundus Scott D. White 1995-6-29 3376 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  CLARK-A1045-315  Mimulus pilosus George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains bank of creek at end of Road; Wildomar 7.5'Q Comment
  CLARK-A1528-4263  Mimulus pilosus E. W. Lathrop 1966-5-25 6336 Riverside La Laguna Comment
  RSA356647  Mimulus pilosus Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47301 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UC1532827  Mimulus pilosus Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47301 Riverside Mesa de Burro Santa Rosa Plateau, Rancho California (along stream way) 609 Comment
  UCR90597  Mimulus pilosus Scott D. White 1995-6-29 3378 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  CLARK-A1045-316  Mimulus puniceus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains near Murietta; ; Wildomar 7.5'Q 426 Comment
  SEINET3078512 Image available Mimulus puniceus Ted R. Turk 1971-5-16 Riverside Murrieta-DeLuz Rd, 2.8 mi south of Murrieta. Comment
  SD120888  Monardella hypoleuca subsp. intermedia Wayne P. Armstrong 1987-4-25 1277 Riverside Santa Rosa Plateau, north end of Mesa de Colorado 600 Comment
  UCR90350  Monardella lanceolata Scott D. White 1995-6-30 3433 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA234082  Monardella lanceolata var. lanceolata Robert F. Thorne 1969-6-6 39328 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA515346  Monardella lanceolata var. lanceolata Jeri Hirshberg 1989-5-9 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, mouth of Miller Canyon, N of Mesa de Burro. 351 Comment
  RSA254372  Montia fontana E. W. Lathrop 1975-5-4 5450 Riverside Santa Ana Mountains, Santa Rosa Plateau, Mesa de Burro, 3.0 miles W of Murrieta. Comment
  RSA356703  Montia fontana R. F. Thorne, Earl Lathrop 1975-5-20 45502 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCR116508  Montia fontana A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 743 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR31295  Montia fontana A. C. Sanders, Theo Glenn 1983-4-17 3727 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA191455  Muhlenbergia asperifolia E. W. Lathrop, Robert F. Thorne 1967-9-26 6621 Riverside 6 miles NW of Murrieta., 1 mi W of Santa Rosa Ranch. Comment
  HSC84169  Muhlenbergia microsperma B. G. Pitzer, L. F. LaPre 1987-3-2 432 Riverside Bundy Canyon, 2 mi SE of Lake Elsinore, 0.5 mi N of Bundy Canyon Road 703 Comment
Read comments
Nov 5 2010
  CAS-BOT-BC274910  Muhlenbergia rigens H. A. Zuill 1966-6-29 266 Riverside Cole Canyon 2 miles SW Murrieta Comment
  UCR126383  Muilla maritima A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 692 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR31280  Muilla maritima A. C. Sanders, Theo Glenn 1983-4-17 3731 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA356715  Myosurus minimus subsp. apus Robert F. Thorne, Earl Lathrop 1975-5-25 45564 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  UC1532792  Myosurus minimus subsp. apus Robert F. Thorne, Earl Lathrop 1975-5-25 45564 Riverside Mesa de Burro Rancho; Santa Rosa Plateau 609 Comment
  SD105726  Myosurus minimus var. apus T. Cass 1979-6-1 Riverside Vernal pool, Mesa de Burro, Santa Rosa Plateau 680 Comment
  POM147628  Nassella lepida F. M. Reed 1926-5-20 5480 Riverside Roadside at Murrieta Comment
  RSA487431  Nassella lepida Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  RSA192085  Nassella pulchra E. W. Lathrop 1966-5-11 6290 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  RSA484139  Nassella pulchra Christopher Davidson 1977-5-25 5649 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mountains. Southern California 701 Comment
  SBBG54314  Nassella pulchra C. Davidson 1977-5-25 5649 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  CAS-BOT-BC60330  Nasturtium officinale H. A. Zuill 1966-6-19 227 Riverside Loma Linda. On the Los Alamos Ranch Road about 6 miles southwest of Murrieta. Comment
  RSA469852  Navarretia atractyloides Robert Gustafson, Gary D. Wallace 1983-6-23 2711 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mts. 701 Comment
  UCR90341  Navarretia atractyloides Scott D. White 1995-6-30 3440 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  RSA263802  Navarretia fossalis George E. Johnston, E. W. Lathrop 1975-6-13 4 Riverside Mesa de Burro, 3 mi west of Murietta. Santa Rosa Plateau. 609 Comment
  RSA356632  Navarretia fossalis R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47317 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA469877  Navarretia fossalis Christopher Davidson 1977-5-25 5651 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA642564  Navarretia fossalis Stan C. Spencer 1993-5-27 4601 -11 Riverside Santa Rosa Plateau. Mesa de Burro. N end. W vernal pool. Comment
  UC1532822  Navarretia fossalis Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47317 Riverside n end Mesa de Burro (Rancho California); Santa Rosa Plateau 609 Comment
  UCR206021  Navarretia fossalis Diane Menuz 2009-5-14 497 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Rosa Plateau. Western side of Mesa de Burro, in series of 4 vernal pools 609 Comment
  RSA356635  Navarretia hamata W. A. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47320 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; desiccated bed of vernal pools near N end of Mesa 610 Comment
  SBBG54315  Navarretia intertexta C. Davidson 1977-5-25 5651 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  RSA468367  Navarretia prostrata Robert Gustafson, Gary D. Wallace 1983-6-23 2712 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mts. 701 Comment
  RSA642576  Navarretia prostrata Stan C. Spencer 1994-6-1 4601 -12 Riverside Santa Rosa Plateau. Mesa de Burro. N end. Comment
  UC1532793  Navarretia prostrata Robert F. Thorne and Earl Lathrop 1975-5-25 45563 Riverside Mesa de Burro Santa Rosa Plateau, Rancho California 609 Comment
  UCR154543  Navarretia prostrata Jason L. Hlebakos 2005-5-18 705 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCR206020  Navarretia prostrata Diane Menuz 2009-5-14 495 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Rosa Plateau. Western side of Mesa de Burro, in series of 4 vernal pools 609 Comment
  UCR20978  Navarretia prostrata A. C. Sanders 1980-5-17 1466 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR56552  Navarretia prostrata B. G. Pitzer 1989-5-6 1313 Riverside Peninsular Range, Mesa de Colorado, at SW end of the Nature Conservancy Santa Rosa Plateau Preserve. The southernmost of 2 large vernal pools (designated C-4 by the Preserve Manager) just east of the road, about 3 mi south of the main gate Comment
  CSUSB771  Nicotiana bigelovii Dick Bernier 1966-4-10 Riverside Found along the road in a ditch just before you enter the dirt road to the Santa Ana Mountains from Murrieta. 548 Comment
  SBBG88024  Opuntia littoralis A. C. Sanders 1984-4-15 5012 Riverside Mesa de Colorado, 5 air mi SW of Murrieta 60 Comment
  UCR41502  Opuntia littoralis A. C. Sanders 1984-4-15 5012 Riverside Santa Ana Mtns, Mesa de Colorado, 5 air mi. SW of Murrieta. 610 Comment
  UCR68159  Opuntia littoralis B. D. Parfitt, R. Anthony, A. C. Sanders 1986-4-19 3498 Riverside Santa Ana Mtns., Santa Rosa Plateau, SSE of Lake Elsinore, Mesa de Colorado, opposite side of road from a large vernal pool protected by the Nature Conservancy. 549 Comment
  UCR42629  Opuntia oricola A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6462 Riverside Santa Rosa Plateau, Santa Ana Mtns., Sandia Canyon, south side of Mesa de Burro, just below large water tanks near intersection of De Luz and Rancho Califonia Roads 457 Comment
  CHSC14089  Orcuttia californica N. Hogg 1969-4-30 Riverside Mesa de Burro; ca. 4 miles w of Murrietta; on the bottom of a 'cattle tank,' ne portion of the mesa. Comment
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Apr 3 2011
  CLARK-A1528-1043  Orcuttia californica Walton Wright 1977-8-15 Riverside Santa Ana Mountains Comment
  GH355922  Orcuttia californica R. F. Thorne, C. W. Tilforth, L. E. Debuhr & E. W. Lathrop 1975-8-29 47312 Unknown Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  HSC84099  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47312 Riverside Rancho California, Mesa de Burro. Santa Rosa Plateau 610 Comment
  JEPS74752  Orcuttia californica N. Hogg 1973-9-15 Riverside 4 mi w Murrietta (cattle tanks in ne portion of mesa); Mesa de Burro Comment
  NY9648  Orcuttia californica C. W. Thorne 1975-8-29 47312 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY9649  Orcuttia californica C. W. Thorne 1975-8-29 47318 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA356627  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1979-8-29 47312 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA356633  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47318 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA356646  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 79300 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA357374  Orcuttia californica Christopher Davidson 1977-5-25 5640 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  RSA357375  Orcuttia californica Christopher Davidson 1977-5-25 5650 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  RSA702270  Orcuttia californica Gary D. Wallace, B. Gustafson, T. Thomas 1983-6-23 2080 Riverside Santa Rosa Plateau, Mesa de Burro. Comment
  SBBG122754  Orcuttia californica A. Parikh 1990-5-14 171 Riverside Santa Rosa Plateau Ecological Reserve, NE part of Mesa de Burro, S of Miller Cyn, 3.3 km SSW of Murrieta 593 Comment
  UC1532824  Orcuttia californica Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47312 Riverside Mesa de Burro Santa Rosa Plateau, Rancho California 609 Comment
  UCD150804  Orcuttia californica Tom Griggs 1976-6-16 s.n. Riverside Riverside County, Santa Rosa Plateau, Mesa de Burro. Elevation estimated with Google Earth. 609 Comment
  UCR113635  Orcuttia californica June Latting 1978-6-4 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, Mesa de Burro, pond near rocks 610 Comment
  UCR154537  Orcuttia californica Jason L. Hlebakos 2005-5-18 712 Riverside Santa Rosa Plateau, Mesa de Burro in the research area 602 Comment
  UCR20795  Orcuttia californica A. C. Sanders 1980-5-17 1467 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR217551  Orcuttia californica Diane Menuz 2009-5-14 492 Riverside Peninsular Ranges: Santa Ana Mountains, Santa Rosa Plateau. Western side of Mesa de Burro, in series of 4 vernal pools 609 Comment
  UCR267291  Orcuttia californica Tom Griggs 1976-6-16 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, Mesa de Burrro 610 Comment
  UCR48211  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47312 Riverside Santa Rosa Plateau, Santa Ana Mtns., Rancho California, Mesa de Burro 610 Comment
  UCSB56475  Orcuttia californica Robert F. Thorne, C. W. Tilforth, L. DeBuhr and E. Lathrop 1975-8-29 47300 Riverside collected in Rancho California at E-side of La Mesa del Burro Mesa del Burro 609 Comment
  SD132922  Orcuttia californica var. californica Tim Cass 1979-6-1 207 Riverside Mesa de Buro, Pond A Comment
  RSA356711  Orthocarpus purpurascens Robert F. Thorne, E. W. Lathrop 1975-5-20 45511 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  RSA402100  Orthocarpus purpurascens G. R. Johnstone 1934-3-27 s.n. Riverside Near Wildomar. Inland route to Temecula. Comment
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Dec 11 2011
  RSA487430  Orthocarpus purpurascens Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  SBBG54321  Osmadenia tenella C. Davidson 1977-5-25 5646 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UC1520011  Osmadenia tenella Robert Gustafson, Gary Wallace 1983-6-23 2721 Riverside ca 2 1/2 mi from its junction with Hwy. 15 Clinton Keith Road; Santa Ana Mts. Comment
  CAS-BOT-BC121216  Paeonia californica Robert F. Thorne; E. Lathrop 1969-6-6 39329 Riverside Santa Rosa Plateau, Rancho california 609 Comment
  CHSC35506  Paeonia californica Donna Panico 1972-4-30 33 Riverside 3 mi. SW of Washington Rd. on Tenaja Rd. in Cleveland Nat'l Forest. 548 Comment
  RSA234080  Paeonia californica Robert F. Thorne, E. W. Lathrop 1969-6-6 39329 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  UCSB46703  Paeonia californica James, Susanne 1977-4-23 Riverside Santa Ana foothills, south of Elsinore and north of Murietta Hot Springs 1219 Comment
  UCR90598  Panicum capillare Scott D. White 1995-6-29 3379 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  RSA192346  Papaver californicum E. W. Lathrop 1967-5-14 306 Riverside 1-2 miles SW of Murrieta on the De Luz road. Comment
  RSA445556  Papaver californicum Robert Gustafson 1983-4-18 2497 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  UCR126369  Parietaria hespera var. californica A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 677 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA343104  Paspalum dilatatum R. F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60630 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along seasonal stream in Cole Canyon, near entrance 534 Comment
  RSA381085  Paspalum dilatatum R. F. Thorne, Steve Boyd, Earl Lathorp 1985-7-18 61176 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR90590  Paspalum dilatatum Scott D. White 1995-6-29 3407 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  CAS-BOT-BC259739  Paspalum distichum H. A. Zuill 1966-6-19 230 Riverside Cole Canyon, about 1-2 miles [?] Murrieta Comment
  RSA381088  Paspalum distichum R. F. Thorne, Steve Boyd, Earl Lathrop 1985-7-18 61173 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
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Sep 7 2007
  UCR43389  Paspalum distichum R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61173 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  RSA752561  Pectocarya linearis subsp. ferocula Justin M. Wood 2009-3-3 327 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  POM862  Pellaea andromedifolia var. andromedifolia O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  RSA686750  Pellaea andromedifolia var. andromedifolia Christopher Davidson 1977-5-25 5660 Riverside Mesa de Burro Santa Rosa Plateau area of Santa Ana Mountains. 701 Comment
  UCR124221  Pellaea mucronata S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR12629  Pellaea mucronata I. G. Rauch 1968-4-25 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Tenaja Rd near Murrieta 549 Comment
  POM855  Pellaea mucronata var. mucronata O. W. Robinson 1916-3-28 s.n. Riverside Miller's Canyon, Murrieta. Comment
  NY601626  Penstemon heterophyllus var. australis R. F. Thorne 1969-6-6 39333 Riverside Santa Rosa Plateau: Rancho California 609.6 Comment
  RSA234077  Penstemon heterophyllus var. australis Robert F. Thorne, E. W. Lathrop 1969-6-6 39333 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  SD90223  Penstemon heterophyllus var. australis Robert F. Thorne, E. Lathrop 1969-6-6 39333 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  UC1409152  Penstemon heterophyllus var. australis Robert F. Thorne and Earl Lathrop 1969-6-6 39333 Riverside Rancho California , Rancho California (Santa Rosa Plateau) 609 Comment
  RSA343095  Penstemon spectabilis Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60618 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA401806  Penstemon spectabilis var. spectabilis Robert Gustafson 1983-4-18 2498 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  RSA430200A  Pentachaeta aurea E. Misquez 1987-4-11 s.n. Riverside Walker Basin: 2 miles on Avenida de Oro from jct. with Rancho California Rd. and 4.7 miles W of I15. 415 Comment
  CHSC35502  Phacelia cicutaria var. hispida Jeanne Muro 1972-4-29 40 Riverside 3 mi. SW of Murrieta on Teneja Rd. 548 Comment
  UCR187468  Phacelia cicutaria var. hispida Diane Menuz 2006-6-6 134 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Miller Canyon, 1 hour hike from road 549 Comment
  JEPS4091  Phacelia minor Rimo Bacigalupi and J. F. MacBride 1952-3-30 3552 Riverside along US 395 2.6 mi n Murrieta (between Wildomar and Murrieta, sw Riverside Co.) Comment
  RSA428080  Phacelia minor Robert Gustafson 1983-4-18 2503 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  UC1523628  Phacelia minor Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60626 Riverside along Clinton Keith Rd near base of plateau; Santa Rosa Plateau 430 Comment
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Aug 4 2007
  UC974998  Phacelia minor Rimo Bacigalupi and J. F. MacBride 1952-3-30 3552 Riverside along US 395 2.6 mi n Murrieta (w-facing hillslope between Wildomar and Murrieta, sw Riverside Co.) Comment
  RSA351343  Phacelia parryi Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60626 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA674591  Phalaris lemmonii Scott D. White 2000-5-5 7775 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  UCR126386  Phalaris lemmonii A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 696 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA191999  Pholistoma auritum E. W. Lathrop 1966-5-15 6318 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  CDA33911  Picris echioides Mike Lahti 2010-9-2 PDR# 1358813 Riverside Murrieta; 0 Comment
  RSA206502  Pilularia americana E. W. Lathrop 1969-5-12 7034 Riverside 6 mi W of Murrieta, Mesa de Colorado of the Santa Rosa Plateau 625 Comment
  RSA356751  Pilularia americana R. F. Thorne, Earl Lathrop 1975-5-20 45541 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA357171  Pilularia americana R. F. Thorne, Earl Lathrop 1975-5-25 45545 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  RSA357172  Pilularia americana R. F. Thorne, Earl Lathrop 1975-5-25 45545 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  UC1536020  Pilularia americana Robert F. Thorne and Earl Lathrop 1975-5-20 45544 Riverside Rancho California Mesa de Burro; Santa Rosa Plateau 609 Comment
  RSA715055  Pistacia atlantica A. C. Sanders, T. B. Salvato 2003-5-21 26801 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  RSA725952  Pistacia atlantica Tom Chester 2006-3-9 869 Riverside Santa Ana Plateau Ecological Reserve: Los Santos Trail, next to tributary to Cole Creek, 0.25 miles (0.4 km) sw pf peak 2064 next to Tenaja Truck Trail. 591 Comment
  SD234779  Pistacia atlantica Tom Chester 2006-3-9 869 Riverside Peninsular Ranges; Santa Ana Mountains region: Santa Rosa Plateau Ecological Reserve: Los Santos Trail, next to tributary to Cole Creek, 0.25 miles (0.4 km) SW of peak 2064 next to Tenaja Truck Trail 591 Comment
  UCR127551  Pistacia atlantica A. C. Sanders, T. B. Salvato 2003-5-21 26801 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR182103  Pistacia atlantica Tom Chester 2006-3-9 869 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Los Santos Trail, next to tributary to Cole Creek, 0.25 miles (0.4 km) sw of peak 2064 next to Tenaja Truck Trail 591.5 Comment
  SEINET2445423  Plagiobothrys arizonicus Daphne K. Christopher, Hannah Stevens 2003-4-7 114 Riverside Santa Rosa Plateau Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  RSA752560  Plagiobothrys canescens Justin M. Wood 2009-3-3 324 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  UCR127554  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2003-5-21 26798 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
  UCR58495  Plagiobothrys canescens Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  UCR127549  Plagiobothrys collinus A. C. Sanders, T. B. Salvato 2003-5-21 26804 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
  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
  UCR58498  Plagiobothrys collinus Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  UCR117307  Plagiobothrys fulvus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 739 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR31281  Plagiobothrys fulvus A. C. Sanders, Theo Glenn 1983-4-17 3736 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UCR58494  Plagiobothrys fulvus var. campestris Jeri Hirshberg 1989-4-4 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, and SW of Mesa de Burro 610 Comment
  OBI33570  Plagiobothrys nothofulvus A. C. Sanders & T. Glenn, T. Glenn 1983-4-17 3737 Riverside Mesa de Colorado, Santa Ana Mts, 5 mi (airline) SW of Murrieta 610 Comment
  SD185172  Plagiobothrys nothofulvus Jeri Hirshberg 1989-3-15 Riverside Santa Rosa Plateau, wouth of Murrieta; small mesa southwest of Mesa de Burro. 579 Comment
  UCR117306  Plagiobothrys nothofulvus A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 740 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR16169  Plagiobothrys nothofulvus James K. Ryan 1968-5-14 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Rancho California, 4 miles west of Murrieta on Tenaja Road 549 Comment
  UCR162821  Plagiobothrys nothofulvus 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
  UCR20824  Plagiobothrys nothofulvus A. C. Sanders 1980-5-17 1465 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR31278  Plagiobothrys nothofulvus A. C. Sanders, Theo Glenn 1983-4-17 3737 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UCR58499  Plagiobothrys nothofulvus Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  CLARK-A1045-190  Plagiobothrys tenellus George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains Southern Oak Woodland; Wildomar 7.5'Q Comment
  HSC46429  Plagiobothrys undulatus Christopher Davidson 1977-5-25 5641 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  POM368995  Plagiobothrys undulatus Christopher Davidson 1977-5-25 5641 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  SBBG54322  Plagiobothrys undulatus C. Davidson 1977-5-25 5641 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR155053  Plagiobothrys undulatus Jason L. Hlebakos 2005-5-18 700 Riverside Santa Rosa Plateau, Pool on E side of Mesa de Burro, above upper end of Miller Canyon 610 Comment
  UCR20819  Plagiobothrys undulatus A. C. Sanders 1980-5-17 1464 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR31291  Plagiobothrys undulatus A. C. Sanders, Theo Glenn 1983-4-17 3729 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA412600  Plantago bigelovii subsp. californica Robert Gustafson, Gary D. Wallace 1983-6-23 2719 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mountains. 701 Comment
  RSA356708  Plantago erecta Robert F. Thorne, E. W. Lathrop 1975-5-20 45507 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UCR126388  Plantago erecta A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 698 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA381087  Plantago major Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61174 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  CAS-BOT-BC91884  Platystemon californicus C. L. Hitchcock; C. V. Muhlick 1962-3-16 22163 Riverside 5 miles southeast of Elsinore. Comment
  CHSC35504  Platystemon californicus Jeanne Muro 1972-4-29 72 Riverside Ca. 4 mi. SW of Murrieta on Tenaja Rd. 655 Comment
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Nov 16 2011
  RSA356727  Platystemon californicus Robert F. Thorne, E. W. Lathrop 1975-5-25 45557 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA445709  Platystemon californicus G. R. Johnstone 1934-3-27 18575 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA674593  Platystemon californicus Scott D. White 2000-5-5 7772 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  UC1228584  Platystemon californicus C. L. Hitchcock, C. V. Muhlick 1962-3-16 22163 Riverside 5 mi se Elsinore Comment
  UCD96039  Platystemon californicus C. L. Hitchcock 1962-3-16 22163 Riverside 5 miles SE of Elsinore. Comment
  UCR182091  Poa annua Tom Chester 2005-5-3 605 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Waterline Road, 0.2 miles (0.3 km) southwest of Visitor Center, at jct. with Granite Loop Trail 536 Comment
  UCR182097  Poa annua Tom Chester 2005-4-26 596 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Sylvan Meadows Road, 0.14 miles (0.2 km) west of jct. with Torino Trail 562.5 Comment
  UCR182092  Poa infirma Tom Chester 2005-5-3 606 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Beginning of Vista Grande Trail near intersection with Granite Loop Trail, ~0.2 miles (0.3 km) from Visitor Center 535.4 Comment
  UCR182098  Poa infirma Tom Chester 2005-4-26 595 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Jct. Torino and Tovashal Trails, ~0.2 miles (0.3 km) west of Clinton Keith Road near Visitor Center 548.2 Comment
  UCR126381  Poa secunda A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 690 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  LA106504  Poa secunda subsp. secunda Barry A. Prigge; 1992-5-7 10137 San Bernardino Upper Mojave River Narrows, ridge E of river and S of Highway 18, W of Victorville 835 Comment
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Apr 18 2015
  GH347783  Polygala cornuta var. fishiae R. F. Thorne 1985-7-18 61187 Unknown Santa Rosa Plateau, Nature Conservancy Reserve: Riparian woodland along Cole Canyon 533 Comment
  RSA192341  Polygala cornuta var. fishiae H. A. Zuill 1966-6-19 232 Riverside Cole Canyon, 1-2 miles WSW of Murrieta Comment
  RSA388425  Polygala cornuta var. fishiae Robert F. Thorne, S. D. Boyd, Earl Lathrop 1985-7-18 61187 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR189814  Polygala cornuta var. fishiae Theresa Johnson 2007-5-2 332 Riverside Peninsular Range, Santa Ana Mountains, Santa Rosa Plateau. Near Mesa de Burro Comment
  UCR43349  Polygala cornuta var. fishiae R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61187 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  CAS-BOT-BC413912  Polygonum aviculare H. A. Zuill 1966-6-27 244 Riverside 2-4 miles WSW of Murrieta Comment
  CAS-BOT-BC413938  Polygonum aviculare subsp. aviculare H. A. Zuill 1966-6-27 244 Riverside 2-4 miles WSW of Murrieta Comment
  SEINET218263 Image available Polypodium californicum O. W. Robinson 1916-3-20 Riverside Millers Canyon, Murietta Comment
  UCR7830  Polypodium californicum Dennis Vander Ven 1968-5-19 s.n. Riverside Peninsular Range, c. 7 mi west of Murrieta on Guava St., 40 yards before road crosses creek for first time from the east(concrete crossing). south side of road on cliff wall 274 Comment
  UCR174238  Polypogon monspeliensis A. C. Sanders, T. B. Salvato 2006-6-2 33080 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR182566  Polypogon monspeliensis Andrea Salzman, Carlos Navarro 2006-6-6 146 Riverside Peninsular Range; Santa Rosa Plateau, Mesa de Burro 581 Comment
  UCR90617  Polypogon monspeliensis Scott D. White 1995-6-29 3403 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA494350  Porophyllum gracile Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  RSA717463  Porophyllum gracile Scott D. White 2006-4-28 11320 Riverside Elsinore Basin: Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UCR194230  Porophyllum gracile Scott D. White 2006-4-28 11320 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  CAS-BOT-BC267209  Potamogeton foliosus Thorne; E. Lathrop 1969-6-6 39343 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  HSC83831  Potamogeton foliosus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47291 Riverside Santa Rosa Plateau, Rancho California near junction of road to Santa Rosa Ranch from Tenaja Rd. 549 Comment
  RSA234098  Potamogeton foliosus Robert F. Thorne, E. W. Lathrop 1969-6-6 39343 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA286796  Potamogeton foliosus Robert F. Thorne 1974-5-23 44659 Riverside Santa Rosa Plateau, Rancho California; near junction of Tenaja Road and road to ranch headquarters. 610 Comment
  RSA356637  Potamogeton foliosus Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. L. Lathrop 1975-8-29 47291 Riverside Santa Rosa Plateau: Ranch California near Jct of road to Santa Rosa Ranch from Tenaja Road, in shallow water of large pool in intermittent stream 549 Comment
  RSA388398  Potamogeton foliosus Robert F. Thorne, E. W. Lathrop, Steve Boyd 1985-7-18 61200 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR43352  Prunus ilicifolia subsp. ilicifolia R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61195 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon. 534 Comment
  SEINET10669298  Pseudognaphalium canescens subsp. microcephalum Nye Leith, Greg Gust 2005-3-11 Nye 69 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UCR281885  Pseudognaphalium leucocephalum R. E. Riefner Jr. 2017-8-26 17- 441 Riverside Murrieta Valley, city of Murrieta, Miller Canyon area, wash located vicinity to New Clay Street and Ivy Street 334 Comment
  RSA192184  Psilocarphus brevissimus E. W. Lathrop 1966-5-1 6244 Riverside 2 miles west of Murrieta Comment
  RSA393769  Psilocarphus brevissimus Christopher Davidson 1977-5-25 5663 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  RSA393771  Psilocarphus brevissimus Robert Gustafson, Gary D. Wallace 1983-6-23 2713 Riverside Mesa de Burro, Santa Rosa region, Santa Ana Mts. 701 Comment
  CAS-BOT-BC361791  Psilocarphus brevissimus var. brevissimus E. W. Lathrop 1966-5-1 6244 Riverside 3 miles W of Murrieta Comment
  UCR20794  Psilocarphus brevissimus var. brevissimus A. C. Sanders 1980-5-17 1469 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  CLARK-A1045-188  Psilocarphus tenellus George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains Southern Oak Woodland; Wildomar 7.5'Q Comment
  RSA356705  Psilocarphus tenellus R. F. Thorne, E. W. Lathrop 1975-5-20 45504 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro; Santa Ana Mountains 610 Comment
  UC1929621  Psorothamnus arborescens var. minutifolius Scott D. White 2003-6-3 9499 San Bernardino W MOJAVE DESERT: Oro Grande Area. Proposed Victorville Industrial Minerals project area east of Klondike Mine. Comment
  CLARK-A1528-764  Pterostegia drymarioides Robert Eaton 1968-5-13 680513-13 Riverside Sandia Canyon 0 Comment
  RSA343093  Pterostegia drymarioides Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60621 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA728144  Pterostegia drymarioides Daphne K. Christopher, Hannah Stevens, Zachary Princip 2003-4-7 112 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  UCR126371  Pterostegia drymarioides A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 679 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UC5825  Quercus X acutidens Samuel B. Parish 1891-11-3 2255 Riverside near Murietta Comment
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Jul 15 2009
  UC5837  Quercus X acutidens Samuel B. Parish 1891-11-3 2256 Riverside near Murietta Comment
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Jul 15 2009
  UCD47670  Quercus X acutidens Robert F. Thorne; E. Lathrop 1969-6-6 39348 Riverside Santa Rosa Plateau: Rancho California. 609 Comment
  UCSB56473  Quercus X acutidens Thorne, Robert; Tilforth, C.; DeBuhr, L. 1975-8-29 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  CAS-BOT-BC61756  Quercus agrifolia Samuel B. Parish 1891-11-4 2252 San Diego Murrieta Comment
  CAS-BOT-BC61757  Quercus agrifolia Samuel B. Parish 1891-11-4 2254 San Diego Murrieta Comment
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Sep 30 2017
  CAS-BOT-BC61823  Quercus agrifolia Samuel B. Parish 1891-11-4 2253 Riverside Murrieta Comment
  UC5484  Quercus agrifolia Samuel B. Parish 1891-11-3 2253 Riverside Murietta Comment
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Jul 15 2009
  UC5503  Quercus agrifolia Samuel B. Parish 1891-11-3 2252 Riverside near Murietta Comment
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Jul 15 2009
  UC5840  Quercus agrifolia Samuel B. Parish 1891-11-3 2254 Riverside Murietta Comment
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Jul 16 2009
  UCR174133  Quercus agrifolia A. C. Sanders, T. B. Salvato 2006-6-2 33083 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  RSA234090  Quercus berberidifolia Robert F. Thorne, E. W. Lathrop 1969-6-6 39348 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA356628  Quercus berberidifolia Robert F. Thorne 1975-8-29 47313 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCR174134  Quercus berberidifolia A. C. Sanders, T. B. Salvato 2006-6-2 33082 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  CAS-BOT-BC79205  Quercus dumosa Samuel B. Parish 1891-11-3 2255 San Diego Murietta Comment
  CAS-BOT-BC79207  Quercus dumosa Samuel B. Parish 1891-11-4 2257 San Diego Murietta Comment
  CAS-BOT-BC94198  Quercus engelmannii S. B. Parish 1891-11-3 2257 San Diego near Marietta Comment
  RSA511538  Quercus engelmannii Jack Easton 1989-4-18 s.n. Riverside Antelope Valley area N of Murrieta. ca. 1.5 mi NW of intersection of Antelope Road and Hwy I-15 and due N of intersection of Nutmeg and Jackson Streets. 396 Comment
  SD90464  Quercus engelmannii Robert F. Thorne, E. Lathrop 1969-6-6 39348 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  UC1135588  Quercus engelmannii R. St. John 1931-1-29 180 Riverside s of Murrieta; Elsinore Quad. 457 Comment
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Jan 26 2010
  UC5839  Quercus engelmannii Samuel B. Parish 1891-11-3 2251 Riverside near Murietta (e side of Coast Range); Coast Range Comment
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Jul 15 2009
  UC5842  Quercus engelmannii Samuel B. Parish 1891-11-3 2257 Riverside near Murietta Comment
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Jul 15 2009
  UCD46037  Quercus engelmannii Jack Easton 1989-4-18 s.n. Riverside Antelope Valley area N of Murrieta. Ca. 1.5 mi NW of intersection of Antelope Road and Hwy I-15, and due N of intersection of Nutmeg and Jackson Streets. 396 Comment
  UCR25725  Quercus engelmannii John LaSalle 1982-4-29 s.n. Riverside Santa Rosa Plateau, Mesa de Colorado, west of Murrieta. Comment
  UCR2937  Quercus engelmannii Wm. Horn Jr. 1963-4-20 630420- 2 Riverside Santa Ana Mtns., [Santa Rosa Plateau, on Tenaja Road west of] Murrieta, 100 yards west of dirt road to Tenaja Ranger Station, 4.8 miles west of Santa Rosa Ranch gate. 305 Comment
  UCR56698  Quercus engelmannii Jack Easton 1989-4-18 s.n. Riverside Antelope Valley area north of Murrieta. c. 1.5 mi. NW of intersection of Antelope Road and Hwy I-15, and due north of intersection of Nutmeg and Jackson Streets. 396 Comment
  CAS-BOT-BC362516  Rafinesquia californica E. W. Lathrop 1966-5-15 6316 Riverside 3 miles SE of Murrieta on the De Luz road Comment
  RSA192183  Rafinesquia californica E. W. Lathrop 1966-5-1 6218 Riverside 2 miles west of Murrieta Comment
  RSA286794  Ranunculus aquatilis var. capillaceus Robert F. Thorne 1974-5-23 44657 Riverside Santa Rosa Plateau, Rancho California: at N base of Mesa de Colorado in shallow water of small tenajas of small stream 610 Comment
  SD132417  Ranunculus californicus Wendy Weitkamp 1990-4-12 Riverside Santa Rosa Plateau TNC Preserve, SW coener of Mesa de Burro 762 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
  UCR50423  Ranunculus californicus L. F. LaPre, Jack Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro, Santa Rosa Springs Ranch Comment
  UCR182102  Ranunculus occidentalis Tom Chester 2006-2-26 868 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: S. Trans Preserve Trail, just below top of Mesa de Colorado, ~0.75 miles (1.2 km) due west of Santa Rosa Ranch 588.4 Comment
  HSC86869  Rhamnus ilicifolia E. Misquez 1987-4-11 12 Riverside Santa Ana Mtns., Walker Basin; 2 miles on Avenida de Oro from jct. with Rancho California Rd., and 4.7 miles W of Interstate 15 415 Comment
  RSA381079  Rhamnus ilicifolia Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61182 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC2030136  Rhaponticum repens Scott D. White 7770 Riverside CITY OF MURRIETA: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. Comment
  RSA234086  Rhus trilobata var. anisophylla R. F. Thorne, E. Lathrop 1969-6-6 39324 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  SD90416  Rhus trilobata var. pilosissima Robert F. Thorne, E. Lathrop 1969-6-6 39324 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  UCR51356  Ribes indecorum L. F. LaPre 1988-1-8 s.n. Riverside Mesa de Burro, Santa Rosa Plateau. west of Murrieta. 610 Comment
  UCR187482  Ribes malvaceum Diane Menuz 2006-6-6 142 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Miller Canyon, 1 hour hike from road 549 Comment
  UCR51357  Ribes malvaceum L. F. LaPre 1988-1-8 s.n. Riverside Mesa de Burro, Santa Rosa Plateau. west of Murrieta. 610 Comment
  RSA388396  Rosa californica Robert F. Thorne 1985-7-18 61202 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: Cole Canyon 535 Comment
  UCR90337  Rosa californica Scott D. White 1995-6-29 3412 Riverside Santa Ana Mtns,, Cole Creek, NW of Murrieta, just upstream from Murrieta Ck. confluence 366 Comment
  CAS-BOT-BC421719  Rumex conglomeratus E. W. Lathrop 1966-5-15 6309 Riverside 3 miles SE of Murrieta on the De Luz Road Comment
  UCR90593  Rumex conglomeratus Scott D. White 1995-6-29 3374 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  UCR127562  Rumex dentatus A. C. Sanders, T. B. Salvato 2003-5-21 26786 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
  RSA356720  Rumex salicifolius Robert F. Thorne, Earl Lathrop 1975-5-25 45528 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCR90612  Rumex salicifolius var. denticulatus Scott D. White 1995-6-29 3398 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UC1536017  Rumex salicifolius var. salicifolius Robert F. Thorne and Earl Lathrop 1975-5-25 45548 Riverside Rancho California Santa Rosa Plateau, Mesa de Burro 609 Comment
  RSA234075  Sagina decumbens subsp. occidentalis R. F. Thorne 1969-6-6 39337 Riverside Santa Rosa Plateau: Ranch California; along small stream. 610 Comment
  CAS-BOT-BC421494  Salicaceae L. Nye; G. Gust 2005-3-11 66 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  SEINET10626255  Salix Nye Leith, Greg Gust 2005-3-11 Nye 66 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  CAS-BOT-BC129745  Salix bonplandiana Lathrop; Thorne 1967-9-26 6668 Riverside Lome Linda, 4 mi. NW of Murrieta Comment
  RSA715051  Salix gooddingii A. C. Sanders, T. B. Salvato 2003-5-21 26785 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  SBBG119116  Salix gooddingii A. C. Sanders, T. B. Salvato 2003-5-21 26785 Riverside Wildomar, old ranch parcel SE of Wesley St and SW of Laguna Rd, W of Orange St, NE of Palomar St 402 Comment
  UCD110975  Salix gooddingii A. C. Sanders; T. B. Salvato 2003-5-21 26785 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR127541  Salix gooddingii A. C. Sanders, T. B. Salvato 2003-5-21 26785 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  SD175812  Salsola australis D. G. Kelch 2006-12-8 06 524 Riverside Santa Rosa Plateau, roadside. Comment
  CHSC35477  Salvia eremostachya James Henrickson 1973-3-18 8612 Riverside Ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger, at N end of Coyote Canyon Road, on the first steep grade down the canyon. 792 Comment
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Nov 29 2014
  SEINET10581798  Salvia mellifera Nye Leith, Greg Gust 2005-3-11 Nye 65 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  RSA376135  Sambucus mexicana R. F. Thorne, Steve D. Boyd, Earl Lathrop 1985-7-18 61284 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  RSA477583  Sambucus mexicana George R. Johnston 1934-3-27 s.n. Riverside Near Wildomar. Comment
  RSA471419  Sanicula arguta Robert Gustafson 1983-4-18 2506 Riverside Clinton Keith Road, about 5 miles from its junction with Highway 15, eastern slopes of Santa Ana Mountains, Santa Rosa Plateau. 549 Comment
  UCR117321  Sanicula arguta A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 732 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR132860  Sanicula arguta Kent Beaman 1983-4-24 25 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road about 2 miles west of Hwy 15, south side of road just before it starts up a hill 427 Comment
  UCR16577  Sanicula arguta Sally Crum 1966-3-20 s.n. Riverside Santa Ana Mtns., about 6 mi. west on Tenaja Rd. from Washington Ave. in Murrieta 1315 Comment
  UCR31299  Sanicula arguta A. C. Sanders, T. Glenn 1983-4-17 3733 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  UCR57130  Sanicula bipinnata Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 Comment
  UCR117319  Sanicula bipinnatifida A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 728 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  CLARK-A1045-191  Sanicula crassicaulis George K. Helmkamp 1979-5-5 Riverside Santa Ana Mountains Southern Oak Woodland; Wildomar 7.5'Q Comment
  CHSC35796  Satureja chandleri James Henrickson 1972-5-21 7196 a Riverside 2 mi. W. of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Rd. 396 Comment
  RSA192333  Satureja chandleri E. W. Lathrop 1966-5-11 6287 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  RSA511534  Satureja chandleri Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta; Miller Canyon 457 Comment
  SD114967  Satureja chandleri Earl W. Lathrop 1966-5-11 6287 Riverside 3.0 miles west of Murrieta on the De Luz Road. Comment
  UCR16812  Satureja chandleri James Maragos 1965-4-28 s.n. Riverside Santa Ana Mtns., San Mateo Canyon [Tenaja] Road, one mi. from Murrieta 335 Comment
  UCR189553  Satureja chandleri Diane Menuz 2006-6-6 141 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Miller Canyon, 1 hour hike from road 549 Comment
  UCR189554  Satureja chandleri Andrea Salzman 2006-5-3 091 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, c. 0.3 mi northeast of Mesa de Burro's northern edge, specimen found on north side of Miller Canyon 306 Comment
  UCR189575  Satureja chandleri Amy Rowland 2007-4-26 58 Riverside Peninsular Range, Santa Rosa Plateau east slope of Mesa de Burro off of Guava Rd 349 Comment
  UCR217505  Satureja chandleri Ana Hernandez 2009-4-28 008 Riverside Santa Ana Mtns: foothills, Santa Rosa Plateau, near Tenaja Rd., on north-facing slope and drainage 512 Comment
  UCR252764  Satureja chandleri Karyn L. Drennen 2013-5-17 023 Riverside Santa Ana Mountains, 120 meters west of De Luz Road, 130 meters south of Vernal Pool Trail, along southeast slope of tributary that runs parallel to De Luz Road 350 Comment
  UCR45939  Satureja chandleri James Henrickson 1972-5-21 7196 A Riverside Santa Ana Mtns., Santa Rosa Plateau, 2 mi. west of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Road 396 Comment
  UCR57225  Satureja chandleri Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, NE of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue Comment
  UCR59925  Satureja chandleri Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  UCR925  Satureja chandleri Frances Shropshire 1959-4-25 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Guava-DeLuz Road, 1.8 mi. south of turnoff to this road at Warner's Ranch, near Murrieta 457 Comment
  UCR59959.2  Saxifraga californica Jeri Hirshberg 1989-3-27 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, SW of town of Murrieta: Miller Canyon 457 Comment
  RSA388424  Schoenoplectus californicus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61188 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  POM1402  Schoenoplectus maritimus I. M. Johnston 1918-4-27 1866 Riverside Wildomar. 366 Comment
  UCR57153  Scirpus cernuus Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns, S of town of Murrieta. Mouth of a small SW-draining channel on the SW side of Mesa de Burro Comment
  UC306160  Scirpus maritimus I. M. Johnston 1918-4-27 1866 Riverside Wildomar in a marsh Wildomar in a marsh (Southern California) 365 Comment
  POM320443  Scirpus microcarpus Worthman 1968-5-16 154 Riverside 4.4 miles west of Murrieta. 320 Comment
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Jun 16 2013
  RSA376136  Scirpus microcarpus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61283 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  SEINET3220896 Image available Scirpus microcarpus Steve Boyd 1985-8-7 1103 Riverside Santa Rosa Plateau region, NW base of Redonda Mesa on Tenaja Rd., 0.8 mi. east of jtn with 8S01 and 8S02. Comment
  UCR90349  Scirpus microcarpus Scott D. White 1995-6-30 3418 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  UCR19642  Scutellaria bolanderi H. A. Zuill 1966-6-19 231 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau; Cole Canyon, 1-2 miles WSW of Murrieta Comment
  UCR57203  Scutellaria bolanderi Jeri Hirshberg 1989-6-9 s.n. Riverside Santa Ana Mtns, Santa Rosa Plateau: south of town of Murrieta, head of Cole Canyon, NW of Mesa de Burro Comment
  RSA388916  Scutellaria bolanderi subsp. austromontana T. S. Elias, Boyd, Tan 1986-7-23 10156 Riverside Santa Rosa Plateau: along Cole Creek. 610 Comment
  CLARK-A1528-3130  Scutellaria tuberosa John C. Roos 1950-3-18 4715 Riverside Comment
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Feb 27 2016
  UCR57228  Scutellaria tuberosa Jeri Hirshberg 1989-5-2 s.n Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  OBI37520  Senecio douglasii var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa rosa Plateau Region. Clinton Keith Rd, 1.7 mi E of gate to The Nature conservency Preserve Comment
  HSC80292  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa Rosa Plateau Region. Clinton Kieth Rd., 1.7 mi. E of gate to The Nature Conservancy Preserve Comment
  RSA335026  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Clinton Keith Road, 1.7 mi. E of gate to The Nature Conservancy Preserve. Comment
  SD122990  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa Rosa Plateau Region; 1.7 mile east of gate to The Nature Conservency Preserve. Comment
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May 12 2012
  UCR40409  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Clinton Keith Road, [Slaughterhouse Canyon] 1.7 mi. east of gate to The Nature Conservancy Preserve 488 Comment
  UCR90366  Senecio vulgaris Scott D. White 1995-6-30 3423 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 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
  CSUSB1387  Sidalcea malviflora Sally Crum 1966-3-20 Riverside About 0.5 mile north of Murrieta on Tenaja Road, in Santa Ana Mountains on slope by roadside. 914 Comment
  RSA433906  Sidalcea malviflora Robert Gustafson 1983-4-18 2508 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 549 Comment
  UCR117304  Sidalcea malviflora A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 730 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR1228  Sidalcea malviflora Martha McCarthy 1960-4-24 s.n. Riverside Santa Ana Mtns, [Santa Rosa Plateau, north of Mesa de Colorado] W side of Tenaja Rd., 4.7 mi west of Washington Ave. in Murrieta 585 Comment
  UCR132610  Sidalcea malviflora Kent Beaman 1983-4-24 32 Riverside Santa Ana Mtns., north and west of Murrieta; Clinton Keith Road 3.5 miles west of Hwy 15, just west of La Cresta Rd., at top of hill from Murrieta, north side of road 549 Comment
  CLARK-A1528-3240  Sidalcea malviflora subsp. sparsifolia Aleena M. Tarshis 1977-4-23 Riverside Murrieta 457 Comment
  RSA728147  Sidalcea malviflora subsp. sparsifolia Daphne K. Christopher, Hannah Stevens, Zachary Princip 2003-4-7 109 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  CSUSB710  Silene gallica I. Rauch 1968-4-25 Riverside Tenaja Road near Murrietta Comment
  SBBG54320  Silene gallica C. Davidson 1977-5-25 5642 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UCR90346  Silene gallica Scott D. White 1995-6-30 3432 Riverside Santa Ana Mtn. foothills, Cole Creek, NW of Murrieta, upstream from Murrieta Creek confluence 396 Comment
  CSUSB704  Silene laciniata subsp. major James K. Ryan 1968-5-14 Riverside 1 mile west of Murrietta on Tenaja Road. Comment
  POM320310  Silene laciniata subsp. major Worthman 1968-5-16 152 Riverside 4.4 miles west of Murrieta. 320 Comment
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Jun 16 2013
  RSA192157  Silene laciniata subsp. major E. W. Lathrop 1966-5-15 6301 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  RSA234081  Silene laciniata subsp. major R. F. Thorne, E. W. Lathrop 1969-6-6 39330 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  HSC87011  Sisyrinchium bellum S. J. Myers 1988-5-17 Riverside Santa Rosa Springs Ranch, 0.25 mi. W of the N end of Mesa de Burro, W of the town of Murrieta Comment
  POM1756  Sisyrinchium bellum I. M. Johnston 1918-4-27 1855 Riverside Wildomar. 381 Comment
  UCR90618  Solanum americanum Scott D. White 1995-6-29 3402 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA228809  Solanum umbelliferum Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 594 Riverside Cleveland National Forest; 8.5 miles south of Lake Elsinore along Forest Route 6S08. Comment
  RSA234076  Solanum umbelliferum Robert F. Thorne, E. W. Lathrop 1969-6-6 39334 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA343088  Solanum umbelliferum Robert F. Thorne, Walter Wisura, E. W. Lathrop, S. Meury 1985-5-18 60627 Riverside Santa Rosa Plateau: Burned over chaparral along Clinton Keith Rd., near base of plateau. 427 Comment
  RSA717462  Solanum umbelliferum Scott D. White 2006-4-28 11319 Riverside Elsinore Basin: Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UC1409151  Solanum umbelliferum Robert F. Thorne and E. Lathrop 1969-6-6 39334 Riverside Santa Rosa Plateau, Rancho California Rancho California; Santa Rosa Plateau, Rancho California 609 Comment
  UCR194229  Solanum umbelliferum Scott D. White 2006-4-28 11319 Riverside Elsinore Basin, Wildomar, east of the I-15 Fwy and north of Baxter Road. South and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills 488 Comment
  UCR43474  Solanum umbelliferum R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60627 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: along Clinton Keith Rd., near base of the plateau 427 Comment
  HSC83061  Solanum xanti R. F. Thorne, W. Wisura, E. W. Lathrop, S. Meury 1985-5-18 60627 Riverside Along Clinton Keith Rd. near base of Santa Rosa plateau 427 Comment
  OBI52760  Solanum xanti L. LaPre & J. Easton, J. Easton 1988-1-27 Riverside Santa Rosa Plateau, Mesa de Burro, Santa Rosa Springs Ranch Comment
  SD132992  Solanum xanti Scott White 1991-3-22 Riverside Los Alamos Road, ca. 2 mi. W of I-215 exit, by road; just E of the city of Murrietta, between murrieta & I-215. 366 Comment
  SD90218  Solanum xanti Robert F. Thorne, E. Lathrop 1969-6-6 39334 Riverside Santa Rosa Plateau; Rancho California 609 Comment
  UCR187467  Sonchus asper Diane Menuz 2006-6-6 137 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, Miller Canyon, 1 hour hike from road 549 Comment
  UCR187469  Sonchus asper Diane Menuz, Carlos Navarro, Theresa Johnson 2006-4-21 046 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, near Mesa de Burro, along waterline road just east of small stream 570 Comment
  RSA388394  Sparganium erectum subsp. stoloniferum Robert F. Thorne 1985-7-18 61197 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
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Sep 15 2008
  RSA674590  Spergula arvensis Scott D. White 2000-5-5 7776 Riverside City of Murrieta: Vacant lot on N corner at intersection of Jefferson Av. and Murrieta Hot Springs Rd. 323 Comment
  SD181609  Spergula arvensis Scott D. White 7776 Riverside City of Murrieta, vacant lot on north corner at intersection of Jefferson Avenue and Murrieta Hot Springs Road; Murrieta [quad]. Weedy grassland, probably has been used as cropland in the past. 323 Comment
  UCR178767  Spergularia A. C. Sanders, T. B. Salvato 2003-5-21 26780 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
  POM230  Spergularia macrotheca I. M. Johnston 1918-4-27 1872 Riverside Wildomar. 366 Comment
  CHSC1063  Sphaeralcea ambigua E. Thomas 1940-5-26 Riverside Murrietta. Comment
  SBBG31159  Stachys rigida R. F. Thorne 1967-9-26 6643 Riverside 6 mi NW of Murrieta Comment
  RSA370863  Stachys rigida subsp. quercetorum Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61281 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  UCR43482  Stachys rigida var. quercetorum R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61281 Riverside Peninsular Range; Santa Ana Mtns., De Luz: arroyo near Murrieta-Guava St. roads, a few miles south of Murrieta 396 Comment
  RSA192197  Stachys stebbinsii H. A. Zuill 1966-6-29 268 Riverside Cole Canyon, 2 miles SW of Murrieta. Comment
  UCR127550  Stellaria media A. C. Sanders, T. B. Salvato 2003-5-21 26805 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
  RSA191395  Stephanomeria diegensis E. W. Lathrop, R. F. Thorne 1967-10-22 6672 Riverside 2 miles NW of Murrieta; on the Tenaja Grade. Comment
  RSA192180  Stephanomeria diegensis H. A. Zuill 1966-6-5 189 Riverside 1 mile SW of Murrieta on the Tenaja Grade. Comment
  RSA356634  Stephanomeria diegensis R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47319 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 595 Comment
  UCR2805  Stipa lepida F. M. Reed 1927-5-20 5480 Riverside roadside at Murrieta 348 Comment
  HSC66575  Stipa pulchra Christopher Davidson 1977-5-25 5649 Riverside Mesa de Burro, Santa Rosa Plateau area of the Santa Ana Mtns. 701 Comment
  UCR187485  Stipa pulchra Diane Menuz 2006-6-21 177 B Riverside Peninsular Range; Santa Ana Mtns, Santa Rosa Plateau, at intersection of Tenaja Truck Rd. and Ranch Rd. 541 Comment
  UCR90584  Stipa pulchra Scott D. White 1995-6-29 3385 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  UCR126382  Stylocline gnaphaloides A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 691 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA192179  Tetradymia comosa E. W. Lathrop 1966-5-15 6303 Riverside 3 miles SE of Murrieta on the De Luz Road. Comment
  CHSC35870  Thalictrum fendleri var. polycarpum James Henrickson 1972-5-21 7198 a Riverside 2 mi. W. of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Rd. 396 Comment
  SEINET10958000  Thalictrum fendleri var. polycarpum Nye Leith, Greg Gust 2005-3-11 Nye 72 San Diego Murrieta. BM 2228 ca. 5 miles W of Murrieta. Roadside, South facing, sandy slope. 471 Comment
  RSA192352  Thalictrum polycarpum E. W. Lathrop 1966-5-11 6286 Riverside 3 miles SW of Murrieta on the De Luz Road, first canyon to the right of the road. Comment
  UCR20525  Thalictrum polycarpum E. W. Lathrop 1966-5-11 6286 Riverside Santa Ana Mtns., Santa Rosa Plateau, 3 mi SW of Murrieta on the De Luz Road, first canyon to the right of the road 396 Comment
  CHSC35476  Thamnosma montana James Henrickson 1973-3-18 8615 Riverside Ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger, at N end of Coyote Canyon Road, on the first steep grade down to canyon. 792 Comment
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Oct 18 2016
  RSA0112739  Torilis nodosa Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60642 Riverside Santa Rosa Plateau: E slope of Mesa de Colorado. 580 Comment
  UC1523680  Torilis nodosa Robert F. Thorne, Walter Wisura, Earl Lathrop and Sara Meury 1985-5-18 60642 Riverside Santa Rosa Plateau: E slope of Mesa de Colorado 579 Comment
  UCR20825  Torilis nodosa A. C. Sanders 1980-5-17 600 Riverside Santa Rosa Plateau, Santa Ana Mtns., 3 mi. SW of Murrieta, SW of Mesa de Burro Comment
  RSA191435  Trichostema lanceolatum E. W. Lathrop, Robert F. Thorne 1967-9-26 6653 Riverside 4 miles W of Murrieta, 1 mile W of Santa Rosa Ranch Comment
  RSA356653  Trichostema lanceolatum Robert F. Thorne 1975-8-29 47306 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  RSA192121  Trifolium albopurpureum E. W. Lathrop 1966-4-13 6169 Riverside 3.0 miles SW of Murrieta. Comment
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Mar 5 2013
  UCR117314  Trifolium albopurpureum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 721 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR57128  Trifolium albopurpureum Jeri Hirshberg 1989-4-4 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, and SW of Mesa de Burro 610 Comment
  UCR57132  Trifolium ciliolatum Jeri Hirshberg 1989-4-18 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, Miller Canyon, north of Mesa de Burro 585 Comment
  UCR117322  Trifolium depauperatum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 733 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR126370  Trifolium depauperatum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 678 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR117313  Trifolium gracilentum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 736 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA192118  Trifolium microcephalum E. W. Lathrop 1966-5-1 6248 Riverside 3 miles W of Murrieta Comment
  UCR126378  Trifolium microcephalum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 687 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR102192  Trifolium truncatum 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
  UCR20977  Trifolium truncatum A. C. Sanders 1980-5-17 364 Riverside Santa Rosa Plateau, Santa Ana Mtns., 2.5 miles SW of Murrieta, Mesa De Burro 620 Comment
  UCR31298  Trifolium truncatum A. C. Sanders, Theo Glenn 1983-4-17 3730 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA356723A  Trifolium variegatum Robert F. Thorne 1975-5-25 45551 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  RSA356723B  Trifolium variegatum Robert F. Thorne 1975-5-25 45551 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 610 Comment
  UCR117323  Trifolium willdenovii A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 731 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR31277  Trifolium willdenovii A. C. Sanders, Theo Glenn 1983-4-17 3735 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA388420  Trifolium wormskioldii Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61192 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  CHSC26216  Triglochin scilloides James Henrickson 1969-5-15 3225 Riverside 6 miles W. of Murrieta on Santa Rosa Plateau at Tenaja Lake; ca. 2 mi. E. of Tenaja forest Station; lake. 609 Comment
  HSC65747  Triglochin scilloides R. F. Thorne 1974-5-23 44677 Riverside Santa Rosa Plateau, Rancho California, at N base of Mesa de Colorado 610 Comment
  SD107763  Triglochin scilloides Robert F. Thorne 1974-5-23 44677 Riverside Santa Rosa Plateau, Rancho California, at north base of Mesa de Colorado, in shallow water of small tenajas of small stream. 609 Comment
  UCD138222  Triglochin scilloides Robert F. Thorne 1974-5-23 44677 Riverside Santa Rosa Plataeu, Rancho California: at north base of Mesa de Colorado. 609 Comment
  UCR55884  Triodanis biflora J. A. Adams 1966-4-28 726 Riverside Santa Rosa Plateau, dirt road from Murrieta to De Luz. 15 mi east of De Luz 762 Comment
  UCR127558  Triticum aestivum A. C. Sanders, T. B. Salvato 2003-5-21 26789 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
  RSA428382B  Tropidocarpum gracile Ora M. Clark 1929-3-2 1612 Riverside Near Murrieta. Comment
  RSA716062  Tropidocarpum gracile Scott D. White 2006-4-28 11324 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  RSA388399  Typha domingensis Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61198 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
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Jul 9 2014
  UCR90589  Typha domingensis Scott D. White 1995-6-29 3406 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR90615  Typha latifolia Scott D. White 1995-6-29 3405 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR174242  Verbena lasiostachys A. C. Sanders, T. B. Salvato 2006-6-2 33077 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR90604  Verbena lasiostachys Scott D. White 1995-6-29 3394 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  RSA234073  Veronica americana Robert F. Thorne, E. W. Lathrop 1969-6-6 39339 Riverside Santa Rosa Plateau: Rancho California; along small stream. 610 Comment
  UCR90596  Veronica anagallis-aquatica Scott D. White 1995-6-29 3377 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  UCR19721  Veronica peregrina subsp. xalapensis E. W. Lathrop 1966-4-13 6163 Riverside Peninsular Range, 3 mi NW of Murrieta Comment
  RSA652713  Vicia americana Jim M. Morrow 1959-5-10 s.n. Riverside Edge of Tenaja Grade, near Murrieta. Santa Ana Range. 548 Comment
  OBI53696  Vicia villosa B. Pitzer 1987-4-11 476 Riverside Wildomar, Clinton Keith Rd, 0.1 mi E of Palomar St 366 Comment
  OBI78235  Vicia villosa Annette Price 1962-4-22 44 Riverside Corner of Washington Ave, and Tenaja Rd, near Murrieta Comment
  UCR51359  Vicia villosa B. G. Pitzer 1987-4-11 0476 Riverside Wildomar, Clinton Keith Road, 0.1 mi east of Palomar St. 366 Comment
  UCR90601  Vicia villosa Scott D. White 1995-6-29 3383 Riverside Santa Ana Mtns., Murrieta Creek, NW of Murrieta, upstream from Cole Creek confluence, at Calle de Oso Oro Rd. crossing 351 Comment
  HSC86880  Vicia villosa subsp. villosa B. Pitzer 1987-4-11 476 Riverside Wildomar, Clinton Keith Rd., 0.1 mi. E of Palomar St. 366 Comment
  UCR43791  Vinca major R. F. Thorne, W. Wisura, et al 1985-5-18 60639 Riverside Peninsular Ranges/Santa Ana Mtns, Santa Rosa Plateau: Santa Rosa Ranch Headquarters 560 Comment
  CSUSB289  Viola pedunculata Annette Price 1962-4-22 041 Riverside Santa Ana Mountains Santa Ana Mountains. Growing in open field in foothill woodland region, on Tenaja Road, 4 miles from Washington Ave. Comment
  UCR126374  Viola pedunculata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 681 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA192272  Vulpia bromoides E. W. Lathrop 1966-5-1 6250 Riverside 3 miles west of Murrieta, Santa Ana Mountains Comment
  UCD93532  Vulpia bromoides C. L. Hitchcock; C. V. Muhlick 1962-3-16 22164 Riverside 5 miles SE of Elsinore. Comment
  RSA263803  Vulpia myuros E. W. Lathrop 1975-5-27 7454 Riverside Mesa de Burro, 3 miles west of Murrieta; Santa Rosa Plateau 610 Comment
  RSA356710  Vulpia myuros R. F. Thorne, Earl Lathrop 1975-5-20 45510 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 610 Comment
  UCD94683  Vulpia myuros A. A. Beetle 1944-4-27 1993 Riverside near Murietta. Comment
  RSA343101  Vulpia myuros var. hirsuta R. F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60635 Riverside Santa Rosa Plateau: Cole Canyon, near entrance to Nature Conservancy Reserve. 530 Comment
  RSA716063  Vulpia octoflora Scott D. White 2006-4-28 11316 Riverside Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  RSA714664  Xanthium spinosum A. C. Sanders, T. B. Salvato 2003-5-21 26781 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
  UCR127559  Xanthium spinosum A. C. Sanders, T. B. Salvato 2003-5-21 26781 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
  OBI52827  Xylococcus bicolor L. LaPre & J. Easton, J. Easton 1988-1-27 s.n. Riverside Santa Rosa Plateau, Mesa de Burro, Santa rosa Springs Ranch Comment
  RSA356716  Xylococcus bicolor R. F. Thorne, E. W. Lathrop 1975-5-25 45565 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA728142  Xylococcus bicolor Daphne K. Christopher, Hannah Stevens, Zachary Princip 2003-4-7 115 Riverside Santa Rosa Plateau Nature Conservancy Preserve. Waterline Road to plateau lookout. 610 Comment
  SEINET10961989  Xylococcus bicolor Nye Leith, Greg Gust 2005-3-11 Nye 70 Riverside BM 2228 ca. 4 miles W of Murrieta. 453 Comment
  UC1120883  Xylococcus bicolor A. Lewis May 1934 466 Riverside 1 1/2 mi sw of Murrieta (Cleveland National Forest); Cleveland National Forest 457 Comment
  UC1532811  Xylococcus bicolor Robert F. Thorne, Earl Lathrop 1975-5-25 45565 Riverside Santa Rosa Plateau, Rancho Califronia, Mesa de Burro Mesa de Burro; Santa Rosa Plateau, Rancho Califronia, Mesa de Burro 609 Comment
  CAS-BOT-BC454219  Zannichellia palustris R. F. Thorne; E. Lathrop 1969-6-6 39342 Riverside Santa Rosa Plateau: Rancho California 609 Comment
  RSA234051  Zannichellia palustris Robert F. Thorne, E. W. Lathrop 1969-6-6 39342 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  SD90577  Zannichellia palustris R. F. Thorne, E. Lathrop 1969-6-6 39342 Riverside Santa Rosa Plateau: Rancho California, shallow water of small stream 609 Comment
  UCR26591  Zannichellia palustris K. H. Fisher 1968-5-14 680514- 11 Riverside Santa Ana Mountains, Murrieta, cattle reservoir 50 yards from Tenaja Rd & 8 mi from Washington St. 549 Comment
  CHSC35509  Ziziphus parryi var. parryi James Henrickson 1973-3-18 8612 b Riverside Ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger, at N end of Coyote Canyon Road, on the first steep grade down to canyon. 792 Comment
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Jun 16 2012



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