Search Results — 2000 specimen records retrieved (1599 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA460915  Abronia maritima Ora M. Clark 1928-12-23 1389 Los Angeles Hermosa. Comment
  UCR124786  Abronia pogonantha B. C. Templeton 1931-5-17 1201 Los Angeles Mojave Desert, between Palmdale and Lancaster 762 Comment
  SDSU8417  Abronia umbellata Gerald Collier 1951-4-7 M 149 Los Angeles Sea Bluff Point Dume north of Malibu, 2 miles west of U.S. Hwy 101. Comment
  UCR57900  Acacia saligna A. C. Sanders 1988-2-3 7602 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  SD262175  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100 - 400 m east of Cheseboro Rd. 901 Comment
  CAS-BOT-BC331572  Acer macrophyllum K. Kneen 1933-4-29 s.n. Los Angeles Topanga canyon Comment
  RSA479900  Acer macrophyllum Steve D. Boyd, Thomas S. Elias 1987-4-14 2032 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  SFV2163  Acer macrophyllum P. G. Kilburn 1958-4-11 708 Los Angeles Santa Susana Mountains Oat Mountain, north slope ravine. 945 Comment
  UC452625  Acer macrophyllum Geo. B. Grant 1901-1 17 Los Angeles Mt. Wilson Mt. Wilson (Mountain Canyons, So Cal) Comment
  UCR223129  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA621298  Achillea millefolium Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 472 Comment
  CAS-BOT-BC211921  Achnatherum coronatum Mrs. Jos. Clemens 1922-5-30 s.n. Los Angeles Base of Mt. Wilson Comment
  UC1133067  Achnatherum coronatum Jerome S. Horton 1935-7-18 219 Los Angeles Big Dalton Canyon Dam Pomona Quadrangle Comment
  CAS-BOT-BC260445  Achnatherum hymenoides Roxana S. Ferris 1918-6-12 931 Los Angeles Lancaster Comment
  RSA639107  Achnatherum parishii subsp. parishii L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  CHSC99675  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.47336N, 117.86053W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N $9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1150 Comment
  CAS-BOT-BC29825  Achyrachaena mollis Steven A. Junak 1997-4-22 SC 1 -853 Los Angeles San Clemente Island, E side of island at SE end of westernmost of two Twin Dam pools 472 Comment
  SBBG3464  Acmispon glaber H. and M. Dearing 1940-2-13 4531 Los Angeles 25 mi E of Oxnard Comment
  CATA3496  Acmispon grandiflorus var. grandiflorus Benjamin J. Dion, Michael Thomas, Nathalie Cartan 2017-11-2 048 Los Angeles Santa Catalina Island: Pacific side; roadside on eroded slope 1m above (north of) Silver Peak Road, northwest of Silver Peak 457 Comment
  UCD170826  Acmispon heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park. 305 Comment
  SBBG119551  Acmispon heermannii var. heermannii O. Mistretta 1992-7-14 710 Los Angeles Gold Cyn Trail, Tujunga Ranger District Comment
  SBBG17043  Acmispon maritimus var. maritimus K. A. Wilson 1961-3-1 879 Los Angeles Mulholland Hwy ca. 1 mi W of Las Virgenes Hwy Comment
  SEINET5327552  Acmispon maritimus var. maritimus J. Barber 1897-3-28 106 Los Angeles Collected at Santa Monica Forestry Station Comment
  SD232249  Acmispon nevadensis var. davidsonii Valerie Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Transverse Ranges; San Gabriel Mountains region: Blue Ridge just west of Guffy Camp, on ridgetop and slopes abbove FS Road 3N06. 2530 Comment
  SBBG68095  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  SBBG117107  Acmispon wrangelianus S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1571 Los Angeles Just E of Airport, N of Airport Rd 445 Comment
  SBBG131132  Acmispon wrangelianus S. A. Junak 1999-5-21 SCa 968 Los Angeles ridge just E of KBRT Radio Station, along S side of Airport Rd, on E side of KBRT Valley 445 Comment
  CAS-BOT-BC132894  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon 365 Comment
  LA25890  Adenostoma fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UCR179262  Adenostoma fasciculatum R. G. Swinney 1967-6-25 154 Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 488 Comment
  RSA188325  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, Percy C. Everett 1965-6-22 34899 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  RSA390479  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-10 S- 4562 Los Angeles Avalon Canyon, Santa Catalina Island. 180 Comment
  UCR190867  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-6-12 7546 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  POM9917  Adiantum jordanii F. W. Peirson 1921-4-3 2393 Los Angeles Pacoima Canyon, W end of San Gabriel Mtns. 534 Comment
  RSA0077551  Adiantum jordanii G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon near Azusa. Comment
  RSA0050333  Agalinis heterophylla Richard G. Swinney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427 Comment
  RSA0082598  Ageratina adenophora R. G. Swinney 2010-8-30 13631 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA774056  Ageratina adenophora R. G. Swinney 2009-6-12 11133 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA584296  Ageratina adenophora T. S. Ross, Orlando Mistretta 1993-5-27 7333 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  SEINET3282759 Image available Agrostis R. G. Swinney 2001-9-16 8159 Los Angeles San Gabriel Mountains; 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake. 2207 Comment
  CLARK-A1528-1281  Agrostis diegoensis John C. Roos 1939-6-8 Los Angeles Burbank Comment
  SEINET3916099  Agrostis diegoensis K. Dobry 1991-6-11 d 686 Los Angeles Soka University, Los Virgenes and Mulholland Hwy. Santa Monical. Mountains.; 0 Comment
  IRVC24720  Allium campanulatum Gordon A. Marsh 1988-4-7 s.n. Los Angeles Palmdale; Anaverde Basin; S of Rayburn Road; between Tierra SubidaDrive and the Antelope Valley Fwy. Mojave Desert 854 Comment
  UCR147560  Allium haematochiton Valerie Soza, LeRoy Gross, Ian G. Gillespie 2000-5-18 941 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  POM1646  Allium monticola I. M. Johnston 1918-6-16 2031 Los Angeles Ice Canyon 2134 Comment
  SDSU11528  Allium praecox R. M. Beauchamp 1967-3-19 314 Los Angeles San Clemente Island On east rim of canyon south of Wilson Cove Pier. Comment
  RSA410058  Allophyllum divaricatum F. R. Fosberg 1930-7-3 53080 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA596075  Allophyllum divaricatum T. S. Ross, S. D. Boyd 1995-6-28 8624 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  SEINET2444428  Allophyllum divaricatum Leigh A. Johnson, Gery Allen 1997-5-26 97 -083 Los Angeles Angeles National Forest, San Gabriel Mtns. Ca. 1 miles down road to [crystal lake] creek from Glendora Ridge Road. 1000 Comment
Read comments
Jul 19 2016
  UCR259156  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UC457218  Allophyllum glutinosum Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mts., Los Alisos Canyon Comment
  RSA0081626  Alnus rhombifolia R. G. Swinney 2010-8-30 13634 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA593558  Alnus rhombifolia Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8919 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  UCR273222  Amaranthus albus R. G. Swinney 2011-10-18 15821 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
Read comments
Aug 24 2017
  SBBG133185  Amaranthus californicus B. C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery Comment
  CATA1537  Amaranthus deflexus Mark L. Hoefs 1996-7-11 2762 Los Angeles Santa Catalina Island: Catalina Street, one block up from Crescent Street, Avalon 6 Comment
  UCR54033  Amaranthus retroflexus S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  RSA235156  Amaranthus retroflexus David Wheat 1972-8-20 738 Los Angeles Roadside weed on Padua Ave. between Baseline Rd. and Mt. Baldy Road 518 Comment
  RSA600440  Amaranthus retroflexus L. C. Wheeler 1932-9-2 1312 Los Angeles La Verne: 2 miles NE of. 373 Comment
  UC54168  Ambrosia acanthicarpa E. B. Babcock 1902-11-1 Los Angeles near Pomona Comment
  UCSB7143  Ambrosia acanthicarpa Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon 426 Comment
  RSA3579  Ambrosia chamissonis C. B. Wolf 1932-5-12 3954 Los Angeles Little Harbor, Santa Catalina Island. 3 Comment
  RSA416921  Ambrosia chamissonis F. R. Fosberg 1931-5-19 S 4922 Los Angeles Santa Catalina Island. Whites Landing. 0 Comment
  SD39986  Ambrosia chamissonis Edith A. Purer 1932-4-23 2823 Los Angeles El Segundo, dunes near ocean Comment
  SBBG126267  Ambrosia confertiflora A. C. Sanders with T. B. Salvato 2009-5-29 37040 Los Angeles Irwindale on W side of Santa Fe Dam, W edge of the 605 Fwy N of Arrow Hwy and S of where the freeway crosses the NW end of the dam 130 Comment
Read comments
May 2 2014
  RSA128001  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles Just below Hollywood Reservoir, Santa Monica Mtns. 183 Comment
  CAS-BOT-BC272931  Ambrosia salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain 975 Comment
  POM2593  Amelanchier utahensis I. M. Johnston 1917-8-22 1711 Los Angeles Prarie Fork of San Gabriel River, San Antonio Mountains. 2134 Comment
  POM1906  Amorpha californica var. californica O. W. Robinson 1916-4-7 s.n. Los Angeles Mtns above Claremont. (Johnson's Pasture) Comment
  RSA226494  Amorpha californica var. californica C. W. Tilforth 1971-6-6 383 Los Angeles Johnson's Pastures, hills N of Claraboya, Claremont. Comment
  RSA601122  Amorpha californica var. californica L. C. Wheeler 1967-6-26 9888 Los Angeles Elsmere Canyon. 441 Comment
  UC1870272  Amorpha californica var. californica LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1110 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of ... 457 Comment
  RSA0088261  Amsinckia intermedia R. G. Swinney 2010-3-14 11896 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR152883  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA499943  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  SD52432  Amsinckia intermedia Benjamin C. Stone 1953-3-16 306 B Los Angeles San Jose-Puente Hills, South of Pomona on the Brea Canyon Road 245 Comment
  SEINET9119016  Amsinckia intermedia E. Adams 1978-1 S.N. Los Angeles Pomona, behind Calif. Polytechnic Univ. health unit. Grassy hillside. Comment
  RSA0023297  Amsinckia menziesii R. F. Thorne 1980-4-25 54129 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  POM4024  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  UCR125925  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin 2002-6-19 25178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  RSA0091059  Amsinckia spectabilis var. sancti-nicolai P. A. Munz 1923-4-11 6771 Los Angeles San Clemente Island: low shore on west coast. Comment
  RSA717376  Amsinckia tessellata var. tessellata Scott D. White, Pam De Vries 2006-5-9 11394 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA0113904  Androsace elongata subsp. acuta LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7548 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA5985  Anemopsis californica C. B. Wolf 1932-9-13 4058 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  POM201778  Anethum graveolens L. M. Booth 1932-7-6 1267 Los Angeles Long Beach Comment
  UC891822  Anthemis cotula I. W. Clokey and B. C. Templeton 1936-5-18 5663 Los Angeles Puddingston Reservoir Comment
  UCR62318  Anthemis cotula R. G. Swinney 1990-4-28 1577 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora; at the east boundary of the South Hills Park, in a canyon running east-west 305 Comment
  RSA584973  Antirrhinum multiflorum Tim S. Ross 1993-5-16 7160 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA549821  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Pine Canyon Rd, 8 miles west of Elizabeth Lake, N-2 4 miles southwest of Lake Hughes. 869 Comment
  RSA187755  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-6 35889 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  RSA536044  Antirrhinum nuttallianum subsp. subsessile Tim S. Ross 1991-5-21 5418 Los Angeles San Clemente Island: Ridgetop at the 'armpit' jct of the upper two forks of Box Canyon. 470 Comment
  RSA698989  Antirrhinum speciosum J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina [Island] Comment
  RSA617470  Apiastrum angustifolium Scott D. White, Pam De Vries 6759 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA726023  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26123 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC106514  Apiastrum angustifolium Brandegee May 1889 Los Angeles San Pedro Comment
  UCR193593  Aquilegia formosa R. G. Swinney 1998-8-6 6703 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UCR256267  Aquilegia formosa R. G. Swinney 2010-10-13 14041 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA502909  Arabis pulchra S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct., Approx. 34 deg. 35 N, 118 deg. 10 W 884 Comment
  RSA0128633  Arabis repanda var. repanda F. W. Peirson 1921-6-16 2498 Los Angeles North slope of Mt. Waterman, San Gabriel Mts. 1981 Comment
  RSA0128658  Arabis repanda var. repanda R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42228 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  UCR138504  Arabis sparsiflora var. arcuata L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  UC848838  Arceuthobium campylopodum Louis C. Wheeler 1932-8-2 1115 Los Angeles Pine Flat San Gabriel Mtns, North Fork San Gabriel River 1737 Comment
  RSA629079  Arctostaphylos T. S. Ross, Steve Boyd 1994-6-23 8034 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  SD90417  Arctostaphylos catalinae Robert F. Thorne 1970-3-5 39355 Los Angeles Santa Catalina Island; Middle Ranch Canyon. 395 Comment
  UC1302327  Arctostaphylos catalinae Robert F. Thorne and P. C. Everett 1964-2-7 33491 Los Angeles ridge s Bulrush Canyon; Santa Catalina Island 396 Comment
  UC1369832  Arctostaphylos catalinae Robert F. Thorne and D. Propst 1968-5-28 37669 Los Angeles Bulrush Canyon Santa Catalina Island (upper n-facing slope) 411 Comment
  UCR58367  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Santa Catalina Island, Canyon above Whites Landing 457 Comment
  RSA626753  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20493 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631303  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21992 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  UCR51977  Arctostaphylos glandulosa Steve Boyd, T. S. Elias 1987-4-14 2043 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  UCR179487  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney, Dave Larson 1996-8-7 5235 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  RSA138250  Arctostaphylos glandulosa subsp. mollis P. H. Raven 1959-3-8 13840 Los Angeles Mulholland Dr., 5 miles west of Topanga Canyon 366 Comment
  SBBG119301  Arctostaphylos glandulosa subsp. mollis V. Soza, K. Hughes 1999-6-17 553 Los Angeles upper Winter Crk Trail above San Olene Cyn; T1N R11W SW/4 S3 746 Comment
  RSA631411  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15832 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631422  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15983 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631477  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16033 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  SFV22023  Arctostaphylos glauca V. Soza, I. E. Anderson, L. Gross 2000-6-6 991 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons. Ridgetop along fire road. 838 Comment
  SEINET11998592  Arctostaphylos parryana W. Knight, Knight, I. 1988-1 6465 Los Angeles between Big Pines & Wrightwood 1951 Comment
  RSA634336  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22127 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634835  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22055 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634850  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20544 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635060  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20360 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  CAS-BOT-BC42171  Arctostaphylos patula Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10114 Los Angeles Big rock - Bear Creek divide, San Garbriel Mts. Comment
  UCR202689  Arctostaphylos patula R. G. Swinney 2001-8-9 8027 Los Angeles San Gabriel Mtns., Pleasant View Ridge between Pallet Peak and Mt. Williamson, highest point on ridge top on N-S spur c. 1 mile east of Pallet Pk., overlooking Devils Punch Bowl to the north, 1.9 mi. SSE of McFarland Ranch 2439 Comment
  IRVC26207  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch Western San Gabriel Mtns. 412 Comment
  RSA667895  Argemone munita Michael Denslow, Valerie Soza 2002-7-10 693 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  LA35978  Aristida adscensionis Peter H. Raven; David S. Verity 1960-5-7 15327 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  SBBG13295  Aristida adscensionis M. A. Piehl 1962-6-9 62341 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  UCD56356  Aristida longespica var. geniculata P. B. Dickey 1939-7-28 723 Los Angeles Littlerock SCS nursery. 853 Comment
  RSA417224  Artemisia biennis F. R. Fosberg 1930-10-18 S 4120 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  CAS-BOT-BC84974  Artemisia californica L. R. Abrams; I. L. Wiggins 1931-7-6 392 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  RSA94530  Artemisia californica F. W. Peirson 1918-10-16 245 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  RSA550690  Artemisia douglasiana Timothy S. Ross, Annette Ross 1991-7-29 5716 Los Angeles Elephant Hill; N-most point of the Puente Hills, W Pomona. Mapped as Miocene Volcanic (rhyolite). 229 Comment
  UCR124396  Artemisia douglasiana I. W. Clokey, B. C. Templeton 1929-1 4594 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CHSC95514  Artemisia dracunculus LeRoy Gross; Valerie Soza 2003-5-15 914 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  JEPS20094  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles nw. end of UCLA campus; Los Angeles Comment
  SEINET6775469 Image available Artemisia dracunculus E. B. Bascock 1902-1 s.n. Los Angeles Near Pomona Comment
  CAS-BOT-BC97289  Artemisia tridentata subsp. parishii Marcus E. Jones 1900-7-12 s.n. Los Angeles Farmdale Comment
  POM182392  Artemisia tridentata subsp. parishii Joseph A. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley. Comment
  UC219352  Artemisia tridentata subsp. parishii H. M. Hall 1919-10-20 Los Angeles Newhall Comment
  UC1119512  Artemisia tridentata subsp. tridentata G. E. Sindel 1935-1-7 109 Los Angeles 3 mi se Quail Lake; Angeles National Forest, Tejon Quadrangle Comment
  UCR108423  Arundo donax L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson road, below Henninger Flats 671 Comment
  SFV2797  Asclepias californica K. A. Wilson 1962-5-12 1280 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  SEINET11262205  Asclepias fascicularis Timothy S. Ross, Steve Boyd 1994-9-21 8344 Los Angeles 'Cow Spring Pond': Sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UC449985  Asclepias fascicularis Geo. B. Grant 1904-7-8 63 -6319 Los Angeles Cienega Comment
  UCR223681  Asclepias fascicularis R. G. Swinney 2009-6-17 11154 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  POM155736  Aspidotis californica M. B. Dunkle 1928-4-10 1821 Los Angeles Santa Catalina Island: Johnson's Canyon. 274 Comment
  SD82455  Aspidotis californica F. A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon, Verdugo Hills Comment
  RSA5538  Aster bernardinus C. B. Wolf 1932-9-16 4104 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR201832  Aster greatae Scott D. White, Chris Huntley 2008-9-30 12546 Los Angeles San Gabriel Mountains, San Gabriel River, west fork between Bear Creek and Cogswell Dam 610 Comment
  RSA627535  Astragalus didymocarpus var. didymocarpus Sandy Leatherman, S. D. White 1998-5-15 12 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  SD42016  Astragalus douglasii Darley F. Howe 1947-6-1 1581 Los Angeles Tehachapi Mountains Comment
  SDSU21087  Astragalus filipes Ian Cain 2010-5-6 1396 Los Angeles East of Whitter in the Hacienda Heights. 1.08km south east of Rose Hills Chinese Temple 262 Comment
  RSA0002938  Astragalus funereus Anonymous s.n. Los Angeles Cienega Comment
  CHSC42318  Astragalus gambelianus Robert L. Dressler 1952-5-31 1221 Los Angeles Along trail from Miller Camp (lower Dalton Canyon) to Johnstone Peak, San Gabriel Mountains. Comment
  RSA498291  Astragalus gambelianus Freda Detmers 1929-4-14 s.n Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SBBG98613  Astragalus gambelianus T. Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills 320 Comment
  RSA680191  Astragalus lentiginosus var. antonius Valerie L. Soza, Naomi Fraga 2003-6-13 1666 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  RSA90175  Astragalus lentiginosus var. variabilis F. W. Peirson 1922-7-7 3194 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  HSC46501  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles San Clemente Island, China Point. Comment
  SBBG20572  Astragalus miguelensis E. R. Blakley 1963-12-8 6413 Los Angeles N of West Cove at Sand Pt near Triangulation Pt "Driggs" 7 Comment
  SBBG37887  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles China Pt Comment
  SD249202  Astragalus nevinii Michael G. Simpson, Adrienne Russell, et al. 2000-7-19 2185 Los Angeles San Clemente Island, ca. 0.1 mile southwest from the end of road that runs south from Eel Point. 27 Comment
  UCR127179  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  LA33465  Astragalus trichopodus var. phoxus Peter H. Raven; Henry J. Thompson 1959-5-5 14158 Los Angeles Santa Monica Mountains, Malibu Canyon, 3 mi S of Tapia Park 91 Comment
  RSA15344  Astragalus trichopodus var. phoxus C. B. Wolf 1926-04 s.n. Los Angeles Big Tujunga Wash, east of San Fernando Comment
  RSA737471  Atriplex amnicola R. E. Riefner 2006-7-8 6 -289 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Hwy. 10 Comment
  POM307320  Atriplex canescens subsp. canescens Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2219 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  RSA0086784  Atriplex canescens subsp. canescens R. G. Swinney 1989-10-28 14065 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Canyon Debris Basin. 360 Comment
  RSA608512  Atriplex canescens subsp. canescens L. C. Wheeler 1930-11-26 s.n. Los Angeles Mojave Desert. Comment
  POM246575  Atriplex decumbens F. R. Fosberg 1931-4-20 S- 4925 Los Angeles Santa Catalina Island, Ballast Point, Catalina Harbor. 1 Comment
  IRVC28700  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  RSA3031  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  SDSU5515  Atriplex lentiformis R. M. Beauchamp 1967-1-29 160 Los Angeles San Clemente Island. Comment
  RSA478432  Atriplex serenana Anstruther Davidson 1917-9-1 3278 Los Angeles Alvarado St. Comment
  SD112034  Atriplex triangularis Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  SD75632  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island, China Point. Comment
  RSA155799  Atriplex watsonii P. H. Raven 1962-4-11 17255 Los Angeles Due west of Wall 2, San Clemente Island 9 Comment
  RSA0034602  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  RSA466285A  Avena fatua A. C. Sanders 1988-2-3 7607 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA657641  Avena fatua Kristina Sargeant 1992-4-4 92 -7 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA654015  Avena sativa Valerie L. Soza, Laura Moore 2000-5-10 846 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 579 Comment
  RSA756078  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27131 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA84262  Azolla filiculoides Frank W. Peirson 1924-10-26 5257 Los Angeles Arroyo Seco, about 0.5 mile below California Street, Pasadena, 198 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  RSA658357  Baccharis glutinosa Naomi Zohman 1985-4-28 8 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  OBI69358  Baccharis pilularis John Knapp, Denise Knapp 2002-11-27 7 Los Angeles Santa Catalina Island Comment
  SBBG94235  Baccharis pilularis subsp. consanguinea M. B. Dunkle 1928-10-17 2021 Los Angeles Howland's Comment
  CAS-BOT-BC106751  Baccharis salicifolia Herman Knoche 1919-7-1 981 Los Angeles Catalina Island, Avalon Creek Comment
  POM294581  Baccharis salicifolia Lyman Benson 1945-12-10 11977 Los Angeles Divide between Little Dalton canyon and San Gabriel River 670 Comment
  SBBG31372  Baccharis salicifolia R. F. Thorne with P. C. Everett 1965-5-11 34657 Los Angeles above pond behind Cottonwood Dam in Cottonwood Cyn 45 Comment
  RSA0051683  Baccharis viminea Lee Haines 1935-7-3 s.n. Los Angeles San Gabriel Mountains - Dalton Canyon. Comment
  LA51492  Barbarea orthoceras O. H. Kappler; 1944-5-21 627 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  UCR124423  Barbarea orthoceras B. C. Templeton 1932-5-31 4848 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SDSU6484  Bellis perennis R. M. Beauchamp 1967-2-26 233 Los Angeles Growing in lawn in Vet's Park near Spring and Pacific Avenues in Long Beach City. Comment
  RSA650242  Beloperone guttata Charles Norman 1949-2-2 s.n. Los Angeles New York & Harding Ave., Altadena. 198 Comment
  RSA772276  Berula erecta R. G. Swinney 2009-5-8 10700 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA423235  Beta vulgaris Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  UCR205718  Bidens pilosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36922 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR241695  Bidens pilosa Dan S. Cooper 2012-9-6 912- 74 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  UC2026458  Bidens pilosa var. pilosa Louis C. Wheeler 1966-10-25 9074 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  LA211124  Bituminaria bituminosa Arthur C. Gibson; Jorge Ochoa 2009-4-18 5225 Los Angeles Hollywood Hills, Cedar Grove of Griffith Park. Comment
  SEINET3146115  Blepharipappus glandulosus G. B. Grant 1904-5-5 112 Los Angeles Arroyo Seco Cyn., Sierra Madre Mts. Comment
  RSA714714  Bloomeria crocea A. C. Sanders 2005-5-5 29928 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  SFV15330  Boechera arcuata J. C. Dittes, D. Stolp 1990-3-10 42 Los Angeles San Gabriel Mountains 1.5 miles upstream of Big Tujunga flood control reservoir. 732 Comment
  UC402650  Boechera arcuata unknown 1904-4-4 53 a5633 Los Angeles Garvanza Comment
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Jan 11 2015
  SEINET13203153 Image available Boechera californica R. G. Swinney 2009-1 11261 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. (Chilao Flat 7.5' Q.) (T3N R11W S18) 1908 Comment
  RSA700929  Boerhavia Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  CAS-BOT-BC30968  Bolboschoenus maritimus Ellsworth Bethel 1916-8-1 s.n. Los Angeles Long Beach. Comment
  UC1594421  Bowlesia incana Tim Ross, Elizabeth Kellogg 1992-4-12 6128 Los Angeles 110 degrees ese, 480-600m from Vista Point (at head of Grove Canyon, San Clemente Island); San Clemente Island, Grove Canyon 426 Comment
  CAS-BOT-BC420341  Boykinia rotundifolia unspecified 1901-7-1 1872 Los Angeles W fork of San Gabriel River Comment
  SBBG31198  Brachypodium distachyon R. F. Thorne 1966-6-2 Los Angeles between Moonstone and White Coves 30 Comment
  RSA716932  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  UCSB72620  Brassica rapa Gross, LeRoy 2006-1-28 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentvvorth Street, north of Stonehurst Ave 305 Comment
  CAS-BOT-BC100413  Brickellia californica F. A. M. 1936-3-25 14559 Los Angeles Highway Coyote Wells to Jacumba San Diego Co. Comment
  LA200173  Brickellia californica Martha Hilend Kinsey; 1972-5-11 sn Los Angeles Santa Monica Mountains, Bel-Air Estates Comment
  RSA127982  Brickellia californica H. J. Thompson 1958-10-22 1812 Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood 381 Comment
  SBBG66135  Brickellia californica R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  JEPS18780  Brickellia nevinii Frank W. Peirson 1918-9-7 228 Los Angeles lowest part of Toll Road (to Mt. Wilson) (San Gabriel Mountains); , Toll Road (to Mt. Wilson) 411 Comment
  UC188874  Bromus arizonicus Geo. B. Grant Apr. 1902 4093 Los Angeles Altadena; Southern California, Altadena Comment
  RSA385307  Bromus carinatus Anonymous 1914-6-29 s.n. Los Angeles Inglewood. Comment
  SBBG52672  Bromus carinatus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher in dust and silt from crusher Comment
  CAS-BOT-BC149576  Bromus carinatus var. carinatus Timothy S. Ross; Steve Boyd 1990-5-31 2747 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1847 Comment
  CAS-BOT-BC156230  Bromus catharticus Ernest C. Twisselmann 1961-10-31 6695 Los Angeles Mojave Desert. Antelope Valley. Avenue A at 90th Street. 685 Comment
  CATA674  Bromus diandrus Mark L. Hoefs 1991-4-23 1165 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA592440  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  RSA674726  Bromus diandrus Scott D. White, P. DeVries 2000-5-18 7921 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR189393  Bromus diandrus R. G. Swinney 1998-5-30 6158 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR192052  Bromus diandrus A. C. Sanders 2008-4-11 34852 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM 'Pine 973 Comment
  UCSB351  Bromus diandrus B., K. 1943-3-25 Los Angeles Dalton CCC Camp, San Dimas Experimental Forest; San Gabriel Mtns 335 Comment
  LA13813  Bromus diandrus Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA0116899  Bromus grandis Lyman Benson 1945-5-11 11700 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  POM113991  Bromus hordeaceus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UCD58657  Bromus hordeaceus Geoffrey Levin 1974-5-8 75 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage. Pacific Slope. 335 Comment
  OBI66298  Bromus madritensis subsp. madritensis Scott D. White 2004-5-18 10411 Los Angeles Western Transverse Ranges: Eastern Santa Susana Mts. W of the I-5 fwy, ca. 4 mi N of the I-5/SH-14 jctn and 6 mi S of Castaic Jctn lYon Cyn and surrounding slopes, cyns, and ridges 518 Comment
  CAS-BOT-BC162077  Bromus pseudolaevipes Steve Boyd; Lauren Raz 1997-5-20 9793 Los Angeles Liebre Mountains Region. Northern Flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1584 Comment
  CAS-BOT-BC161866  Bromus rubens G. B. Grant 1900-3-28 s.n. Los Angeles Avalon. Comment
  UCR220159  Bromus rubens R. G. Swinney 2009-4-2 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  SEINET11672445  Bromus rubens C. V. Braun 1975-1 157 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  SBBG56644  Bromus tectorum R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  UCD59878  Bromus tectorum Daryl Koutnik; Vickie Dawes 1978-4-6 256 Los Angeles South of Palmdale on State Hwy. 138 to Little Rock. 816 Comment
  LA35971  Bromus tectorum Peter H. Raven; Henry J. Thompson 1960-5-29 15427 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, 3.7 mi N of Pacific Coast Hwy. 121 Comment
  CATA3438  Caesalpinia spinosa Julia Parish, Peter Dixon 2017-8-22 032 Los Angeles Santa Catalina Island: Interior; Black Jack Campground, Southwest hillside among pines 465 Comment
  CATA3479  Caesalpinia spinosa Michael Thomas, Benjamin Dion 2017-12-5 006 Los Angeles Santa Catalina Island: Interior; roadside, 20m south of Rancho Escondido Road in Lower Cottonwood Canyon watershed 106 Comment
  RSA596093  Caesalpinia spinosa Mark Hoefs, Robert F. Thorne 1995-7-26 2465 Los Angeles Middle Canyon, along road, above Eagles Nest Lodge Naturalized local population 146 Comment
  CDA20158  Cakile maritima M. O'Brien 2003-5-18 MOB 19 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA177687  Calandrinia ciliata R. F. Thorne, Percy C. Everett 1965-5-10 34523 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  UCR127022  Calandrinia ciliata Mark A. Elvin, Cathleen Weigand 2003-4-8 2465 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  UCR187210  Calandrinia ciliata A. C. Sanders 2006-4-21 32135 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  CAS-BOT-BC438416  Calandrinia ciliata Le Roy Abrams 1899-3-1 s.n. Los Angeles Hyde Park Comment
  SBBG131563  Calandrinia menziesii S. A. Junak 2000-4-15 SCa 1204 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  SEINET13387002 Image available Calocedrus decurrens R. G. Swinney 2011-1 15686 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  UCR271865  Calocedrus decurrens R. G. Swinney 2011-6-23 15316 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  CAS-BOT-BC132267  Calochortus catalinae H. M. Hall 1902-5-11 3263 Los Angeles Sierra Santa Monica Comment
  LA22333  Calochortus catalinae Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  POM155608  Calochortus catalinae M. L. Bryan 1928-4-20 53 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA78147  Calochortus catalinae Verne Grant 1953-5-2 VG- 9205 Los Angeles Santa Catalina Island. North-west facing slope at mouth of Gallagher Canyon. 61 Comment
  SEINET4169778  Calochortus catalinae B. C. Templeton 1939-4-19 Los Angeles Huntington Palisades Comment
  SD121023  Calochortus clavatus var. clavatus Linda Allen, Michael Curto 1986-5-22 297 Los Angeles Three individuals at junction of un-named tributary to Malibu Creek and Malibu Creek Road, Malibu Creek State Park. 198 Comment
  RSA735588  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-28 122 Los Angeles Transverse Ranges, Liebre Mtns region, alt UTM Zone 11, 354387E, 3817236N near Center of site 335 Comment
  SBBG122076  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-20 1746 Los Angeles N of Santa Clara River, 3 mi NW of Castaic Junction, S slopes of Hasley Cyn 375 Comment
  RSA735591  Calochortus plummerae A. Edwards, A. Rudalevige 2008-6-3 125 Los Angeles Los Angeles County: Sunset Canyon in Verdugo foothills N of Burbank, along a former fire break, in sandy soils mainly on a moderate SE facing slope. In california sagebrush scrub and mixed chaparral vegetation 534 Comment
  RSA603553  Calochortus splendens Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 624 Los Angeles N side of Cherry Harbor, Santa Catalina Island. 49 Comment
  UC200715  Calochortus splendens Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UCR232363  Calochortus striatus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7990 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 60 m west of Sierra Hwy and 20 m south of Avenue A 704 Comment
  UCR277925  Calochortus striatus Mitch Provance 2011-6-1 17298 Los Angeles Western Mojave Desert, Lancaster, near Rosamond, NW corner of the intersection of Sierra Hwy. and W Ave. B. 704 Comment
  SBBG57798  Calochortus venustus R. Hoffmann 1929-5-21 Los Angeles east Bouquet Cyn Comment
  SD90391  Calycoseris parryi Robert F. Thorne 1973-5-11 43478 Los Angeles San Gabriel Mountains; 1/4-1/2 miles north of Bob's Gap; north slope of Holcomb Ridge. 1160 Comment
  UCR116293  Calyptridium monandrum B. G. Pitzer 1998-5-12 3711 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  SBBG58091  Calystegia macrostegia R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC224319  Calystegia macrostegia subsp. amplissima Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island. Northwest Harbor 15 Comment
  CAS-BOT-BC215753  Calystegia macrostegia subsp. intermedia Robert F. Thorne; P. Everett 1965-6-22 34882 Los Angeles rocky slope along new road along East Mountain, S end of island, Santa Catalina Island 457 Comment
  POM155620  Calystegia macrostegia subsp. intermedia P. A. Munz, M. L. Bryan, I. M. Munz 1928-8-22 9 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  UC1794980  Calystegia macrostegia subsp. intermedia R. K. Brummitt 1998-5-24 20019 Los Angeles San Gabriel Mountains, San Gabriel Canyon between two dams 400 Comment
  UCD77121  Calystegia peirsonii Robert E. Preston 1998-6-19 1151 Los Angeles CA. 1.3 mi N of Sleepy Valley. 780 Comment
  RSA762257  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2599 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR270015  Camissonia bistorta R. G. Swinney 2010-3-24 12071 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA249793  Camissonia boothii subsp. decorticans Robert F. Thorne 1973-5-11 43489 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA113811  Camissonia californica Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon, Santa Monica Mountains, burned area, shale slope, Decker Canyon Road 2.5 miles SW of Decker Fire Station. Comment
  SEINET13203250 Image available Camissonia californica R. G. Swinney 2011-1 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA316353  Camissonia campestris subsp. campestris Robert F. Thorne, Walter Wisura, Susanne Granger, Pamela Burton 1982-4-20 54965 Los Angeles 2.5 miles S of Llano 1159 Comment
  RSA497610  Camissonia campestris subsp. campestris A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7773 Los Angeles Mojave Desert, near Quartz Hill in Lancaster. S of Avenue L at 37th St. West 747 Comment
  RSA567170  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3908 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  SBBG60384  Camissonia campestris subsp. campestris R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA454035  Camissonia cheiranthifolia subsp. suffruticosa Baker 1941-07 20504 Los Angeles Redondo sandy beach. Comment
  RSA454050  Camissonia cheiranthifolia subsp. suffruticosa F. R. Fosberg 1930-6-23 S 2989 Los Angeles Del Rey. 2 Comment
  RSA225751  Camissonia hirtella Robert F. Thorne, A. C. Gibson 1971-5-22 39716 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  CAS-BOT-BC32370  Camissonia intermedia Peter Hamilton Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles E of Seminole Hot Springs, Santa Monica Mountains 548 Comment
  UCR229157  Camissonia micrantha Dan S. Cooper 2011-4-22 411- 49 Los Angeles San Fernando Valley, Sun Valley, Stagg Street near Elmer Avenue 241 Comment
  RSA449230  Camissonia pallida subsp. pallida Robert Gustafson, Gary D. Wallace 1982-4-26 2541 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA755935  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-9 2403 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  UCR142074  Camissoniopsis A. C. Sanders, Mark A. Elvin 2003-6-20 27004 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  SD64162  Camissoniopsis bistorta W. Bertsch 1953-4-17 56 Los Angeles Claremont Comment
  SDSU3336  Camissoniopsis bistorta H. Wedberg 1959-4-12 408 Los Angeles Tapia Park, Santa Monica Mountains. Comment
  LA46800  Camissoniopsis hirtella W. O. Griesel; 1936-5-17 sn Los Angeles Santa Monica Mountains, Decker Road near Mulholland Hwy Comment
  RSA802574  Camissoniopsis hirtella Orlando Mistretta, Christine Mistretta 2011-7-6 5916 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA0031573  Camissoniopsis micrantha Nancy Hamlett 2014-4-23 s.n. Los Angeles Bernard Field Station, Claremont. 366 Comment
  LA26074  Camissoniopsis micrantha Harlan Lewis; 1954-4-3 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SDSU3398  Camissoniopsis pallida subsp. pallida Peter H. Raven 1958-3-23 11961 Los Angeles 4.3 miles south of Pearblossom, San Gabriel Mts. Comment
  SBBG19159  Camissoniopsis robusta M. A. Piehl 1963-12-8 63108 Los Angeles Cave Cyn, a few 100 yds from mouth 15 Comment
  UCSB21946  Canbya candida Hagerbaumer, Joyce 1965-5-7 Los Angeles 25 ft. on west side of 213th Street, 9.7 miles east of Pearblossom on Pearblossom Road (California 138) 1066 Comment
  SFV9176  Capsella bursa-pastoris J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  SBBG128220  Cardamine californica M. L. Hoefs, S. A. Junak, J. Takara 2000-4-1 3067 Los Angeles upper Cherry Valley, above main rd 42 Comment
  UCR101169  Cardamine oligosperma L. C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills, Normandy Drive, c. 100 yds north of Los Angeles County-Pasadena city line 338 Comment
  CAS-BOT-BC384775  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles Santa Monica Mountains. Point Dume 42 Comment
  CDA6816  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR108195  Carduus pycnocephalus Steve Boyd, R. K. Brummitt, Laura A. Moore 1998-5-26 10226 Los Angeles San Gabriel Mtns., north base of range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  UCR203109  Carex R. G. Swinney 2001-8-27 8108 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
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Sep 12 2018
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 Comment
  RSA0091982  Carex alma R. G. Swinney 2011-10-10 15722 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA594654  Carex alma L. C. Wheeler 1967-7-30 10266 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  UCR204820  Carex alma R. G. Swinney 2005-8-22 8514 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA623466  Carex alma L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  SEINET7549359 Image available Carex alma Orlando Mistretta 1995-4-11 1619 Los Angeles San Gabriel Mountains, Santiago Canyon, Canyon and slopes draining W. slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. Pacifico Mtn. 7.5' USGS topographic quadrangle. 1097 Comment
  UC212055  Carex barbarae I. M. Johnston 1918-8-18 2117 Los Angeles Live Oak Canyon San Antonio Mountains 411 Comment
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May 10 2012
  RSA88649  Carex barbarae F. W. Peirson 1920-5-8 2685 Los Angeles San Rafael Hills, west of Arroyo Seco. Comment
  CAS-BOT-BC20860  Carex globosa I. M. Johnston 1918-9-1 2132 Los Angeles San Antonio Mountains. Canyon (Fern C.) north of Brown's Flats. 1280 Comment
  RSA610539  Carex globosa L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  CAS-BOT-BC32076  Carex multicaulis Robert F. Thorne 1971-6-26 40594 Los Angeles San Gabriel Mts. Angeles National Forest. On summit of Mt. Wilson. 1737 Comment
  RSA756005  Carex multicaulis Orlando Mistretta, Christine Mistretta 2008-4-29 2552 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  SEINET7568464 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns: Chilao Creek head waters. 1798 Comment
  SEINET11632172  Carex occidentalis H. E. Hasse 1888-1 s.n. Los Angeles no further locality Comment
  RSA88805  Carex phaeocephala F. W. Peirson 1922-7-21 4267 Los Angeles north slope of Mt. Antonio, San Gabriel Mts., line between Los Angeles and San Bernardino counties 2988 Comment
  RSA0022644  Carex schottii Justin M. Wood 2012-3-20 4635 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA588609  Carex senta Orlando Mistretta 1994-5-23 1243 A Los Angeles Little Rock Creek. Just N of jct. of Forest Road 4N15 and 4N04.3. 1220 Comment
  CAS-BOT-BC116604  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UC212125  Carex subfusca I. M. Johnston 1917-8-23 1636 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  CAS-BOT-BC115644  Carex triquetra LeRoy Abrams 1901-4-3 1280 Los Angeles Santa Monica Mts. Comment
  UC836555  Carex triquetra L. W. Nuttall 1920-5-6 131 Los Angeles Santa Catalina Island Comment
  RSA341416  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  CDA20203  Carpobrotus chilensis M. O'Brien 2003-5-18 MOB 23 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  PASA995  Castilleja Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA233614  Castilleja affinis Robert F. Thorne 1970-3-5 39350 Los Angeles NE slope of Blackjack Mt., at pper end of Swain's Canyon 396 Comment
  RSA82233  Castilleja affinis subsp. affinis F. W. Peirson 1920-5-3 2122 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  JEPS66315  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2579 Los Angeles San Dimas Canyon San Gabriel Mts. 579 Comment
  POM175423  Castilleja applegatei subsp. martinii Joseph A. Ewan 1930-6-24 2700 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains 1982 Comment
  POM50217  Castilleja applegatei subsp. martinii L. R. Abrams 1901-4-3 1293 Los Angeles Santa Monica Mountains. Comment
  RSA529192  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-7-24 5660 Los Angeles Granite Mountain. San Gabriel Mountain Range. 1936 Comment
  SBBG66835  Castilleja chromosa R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  RSA483721  Castilleja exserta subsp. exserta Richard Noyes, L. Arnseth 1988-4-30 515 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  LA200848  Castilleja foliolosa Norman A. Cole; May 1964 377 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  POM44389  Castilleja foliolosa Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  SD234520  Castilleja foliolosa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26111 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  UC26419  Castilleja foliolosa Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR147774  Castilleja foliolosa Valerie Soza, Et al. 2000-6-29 1046 Los Angeles Liebre Mountains, Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 976 Comment
  SEINET10814541 Image available Castilleja gyroloba Francis W. Pennell 1940-4-18 Pennell 25140 Los Angeles Sandy loam, open oak-forest. Route 99 near Oak Flat Camp. 853 Comment
  POM145748  Castilleja minor subsp. spiralis Thomas Craig 1927-6-19 479 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  RSA191190  Castilleja minor subsp. spiralis Robert F. Thorne, M. Z. Thorne 1967-7-19 37133 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  SBBG93637  Castilleja plagiotoma A. Kingsbury 1983-4-7 60 Los Angeles Bob's Gap, 0.25 mi E of Limekiln ruins 2.7 mi S of Pearblossom Hwy on 165th E 1243 Comment
  UCR149525  Castilleja plagiotoma R. G. Swinney 1997-6-25 5644 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  UCR223603  Castilleja pruinosa R. G. Swinney 2009-6-8 11084 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  UC10396  Caulanthus inflatus Dr. A. Davidson 1874-6-1 Los Angeles Lancaster Comment
  UC1070745  Ceanothus A. Lewis Feb 1934 Los Angeles Pacoima Canyon Angeles National Forest, San Fernando Quad. Comment
  UC80005  Ceanothus crassifolius Katharine Brandegee May 1889 85 Los Angeles Newhall Comment
  UCR155361  Ceanothus crassifolius A. C. Sanders 2005-5-5 29874 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR108361  Ceanothus cuneatus Scott D. White, Pam DeVries 1998-4-20 6314 Los Angeles Transverse Ranges/Liebre Mtns, Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd., south of the I-14 Fwy, east of Bee Canyon and west of Agua Dulce Canyon 762 Comment
  RSA399029  Ceanothus cuneatus var. cuneatus Elbert Benjamine 1929-3-24 100 Los Angeles Mint Canyon. Comment
  UC1751204  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1934-2-13 281 Los Angeles 1 mi SE of Haskell-Boquet Junction 487 Comment
  UC774488  Ceanothus greggii var. vestitus Carl B. Wolf 1941-7-1 10938 Los Angeles 6 3/10 mi W of Palmdale on road to Elizabeth Lake along Amargosa Creek 883 Comment
  CAS-BOT-BC50146  Ceanothus integerrimus Geo. B. Grant 1900 to 1905 149 Los Angeles Mt. Wilson Comment
  RSA771572  Ceanothus integerrimus R. G. Swinney 2009-6-2 11008 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA399736B  Ceanothus leucodermis Louis Greata 1901-04 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  RSA609102  Ceanothus leucodermis Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  SD236394  Ceanothus leucodermis Wayne Law, Jun Hu 2000-4-30 3 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. First dirt road on left immediately after Millard campground. 518 Comment
  UC624985  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-4-10 S 4559 Los Angeles Pacific Divide Santa Calalina Island 200 Comment
  CAS-BOT-BC51443  Ceanothus megacarpus var. megacarpus Reid Moran 1941-3-5 697 Los Angeles Side & bottom of Arroyo, Salta Verde, Santa Catalina Island 350 Comment
  CAS-BOT-BC51446  Ceanothus megacarpus var. megacarpus Brandegee 1889-5-1 88 Los Angeles Santa Catalina Island Comment
  UCR65515  Ceanothus oliganthus T. S. Ross, Steve Boyd 1990-5-14 2469 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1024 Comment
  RSA399734  Ceanothus oliganthus var. oliganthus L. E. Hoffman 1932-1-1 16278 Los Angeles Pacoima Canyon, upper canyon. Comment
  RSA602342  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCD112709  Ceanothus palmeri Antonio F. Machado; Lisa Seemann 1993-4-28 5 a Los Angeles Santa Clarita Valley, S of Spunky Canyon Rd, 3.4 mi E of San Francisquito Rd. 1100 Comment
  CAS-BOT-BC63307  Ceanothus spinosus Peter H. Raven 1959-3-1 13825 Los Angeles Mount Holleywood Drive 0.8 mi. s. of Vista del valle Dr. Griffith Park. 396 Comment
  LA25934  Ceanothus spinosus Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  LA42089  Ceanothus spinosus Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  RSA399902  Ceanothus spinosus Freda Detmers 1929-2-16 14889 Los Angeles Griffith Park Comment
  RSA599192  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UC55334  Ceanothus spinosus J. H. Barber 1897-1-9 12 Los Angeles Santa Monica Canyon Comment
  UCR129914  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles Los Angeles, intersection of Antwerp & Imperial Aves. 29 Comment
  CDA7250  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles Ball field in SE corner of Imperial and Success Aves., Watts district, Los Angeles 0 Comment
  SEINET4044544 Image available Centaurea melitensis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  SEINET191269  Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas County park, 360 Comment
  CATA3441  Centranthus ruber Benjamin J. Dion, Tobias Nickel 2017-5-1 022 Los Angeles Santa Catalina Island: Channel Side; growing alone in a rock crevice on the side of Stage Rd 240 Comment
  RSA585420  Centrostegia thurberi Tim S. Ross 1990-5-29 2672 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  SBBG69901  Cerastium fontanum M. N. Ackley -Jun-1926 70 Los Angeles Eagle Rock 182 Comment
  UCR273190  Cerastium glomeratum R. G. Swinney 2011-4-26 14475 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA533971  Cerastium glomeratum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5178 Los Angeles San Clemente Island: 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder Marker (1859 ) 491 Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  POM275800  Cercocarpus betuloides Floyd L. Martin 1948-8-3 358 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  RSA535884  Cercocarpus betuloides Tim S. Ross 1991-9-2 5907 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  UCR209510  Cercocarpus betuloides R. G. Swinney 1969-4-25 358 Los Angeles San Gabriel Mtns., 200 yards south of Harrow Canyon debris basin in Glendora foothills 381 Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA599806  Cercocarpus betuloides var. betuloides Steve D. Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UCD22489  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 218 Los Angeles Santa Monica Mountains, in gulch at northwest corner of Mulholland Hwy. and Little Sycamore Canyon Rd. Comment
  CAS-BOT-BC147722  Cercocarpus betuloides var. traskiae Robert F. Thorne; Reed Rollins; Doug Propst; R. Carolin 1967-3-18 36735 Los Angeles Santa Catalina Island: (Wild Boar Gully), ca. 1 mi WNW of Salta Verde Pt. 198 Comment
  HSC18558  Cercocarpus montanus var. glaber C. E. Fellows 1965-4-13 43 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  RSA507980  Chaenactis artemisiifolia Steve Boyd, Timothy S. Ross 1988-4-28 2235 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  UC1293686  Chaenactis artemisiifolia P. C. Everett and E. K. Balls 1959-6-2 23840 Los Angeles 1 mi ne of entrance of Stokes Canyon; Santa Monica Mts. 182 Comment
  UC535375  Chaenactis artemisiifolia Ira W. Clokey, B. Templeton 1929-5-1 4489 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  UCR223732  Chaenactis artemisiifolia R. G. Swinney 2009-6-12 11139 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA351642  Chaenactis artemisiifolia Geo L. Moxley 1915-7-19 388 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  SBBG46704  Chaenactis fremontii Leota Davidson 1965-5-9 164 a Los Angeles E of Little Rock Comment
  UCR277047  Chaenactis glabriuscula R. G. Swinney 2010-6-8 13222 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  CAS-BOT-BC277330  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1930-5-12 4877 Los Angeles 1 mile north of Acton Comment
  CAS-BOT-BC277374  Chaenactis glabriuscula var. glabriuscula C. F. Baker 1909-5-15 5348 Los Angeles Mts near Claremont Comment
  LA47053  Chaenactis glabriuscula var. glabriuscula Peter H. Raven; 1960-5-15 15375 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  UC135500  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-29 2506 Los Angeles summit of Mt. Wilson Comment
  UC450789  Chaenactis glabriuscula var. glabriuscula Fay A. Macfadden 1931-4-15 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  CAS-BOT-BC277360  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross 1992-5-24 6400 Los Angeles San Gabriel Mountains. San Gabriel Canyon: E side of Hwy 39, on southeasterly spine-like ridge on the W side of San Gabriel Dam 438 Comment
  CAS-BOT-BC277525  Chaenactis glabriuscula var. lanosa Geo. B. Grant 1904-5-14 6259 Los Angeles Glendora, Los Angeles Comment
  POM6066  Chaenactis glabriuscula var. lanosa Fred E. Leonard 1917-3-28 s.n. Los Angeles Claremont. Comment
  UCSB6435  Chaenactis xantiana Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99, east of Gorman 1127 Comment
  RSA599344  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-3-26 9373 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA653467  Chamaesyce melanadenia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 752 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  UC17663  Chamaesyce melanadenia W. H. Brewer 1861-2-12 178 Los Angeles on ridge e Cahuange Pass; Santa Monica Mtns Comment
  RSA432398  Chamaesyce melanadenia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  CDA4779  Chamaesyce nutans J. B. Cook, George Garrettson 1958-6-6 Los Angeles Southern Pacific Railroad right-or-way near Pomona. 0 Comment
  RSA685710  Cheilanthes covillei L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 Comment
  UCR141714  Cheilanthes covillei R. G. Swinney 1997-8-19 5829 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  SD128655  Chenopodium album H. A. Wahl 1949-5-15 2079 Los Angeles One mile and a half west of intersection of Mulholland Drive and Laurel Canyon Boulevard, on Mulholland Drive, Santa Monica Mts. Comment
  RSA657365  Chenopodium ambrosioides Joseph M. Keefe 2001-1-19 30967 Los Angeles Verdugo Mountains: 4 meters east of intersection with Wescott Avenue, Big Tujunga Wash, Sunland District. 200 meters southwest of [coordinates]. 385 Comment
  UCR109682  Chenopodium ambrosioides R. D. Goeden, Don W. Ricker 1968-12-3 s.n. Los Angeles San Gabriel Mtns., Whittier Narrows Dam, East San Gabriel 61 Comment
  RSA478457  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Vacant lot, Glendale Comment
  CATA1185  Chenopodium californicum Mark L. Hoefs 1995-5-30 2186 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SDSU5602  Chenopodium californicum R. M. Beauchamp 1967-1-28 134 Los Angeles 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  SEINET954681  Chenopodium californicum David Charlton 1989-1 2829 Los Angeles San Gabriel Mountains (northwest). Soledad Pass, Kentucky Springs development, 1 mile south of Highway 14 on Angeles Forest Highway (N-3), about 5 miles (airline) south of Palmdale. 1036 Comment
  SBBG131494  Chenopodium californicum S. A. Junak, B. Collins 1991-4-24 SCI 195 Los Angeles just N of Eel Cove Cyn 45 Comment
  UCR282520  Chenopodium desiccatum Mitch Provance, Tegan Provance 2017-9-30 917- 07 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  POM11216  Chenopodium pumilio George B. Grant 1906-10-4 s.n. Los Angeles Pasadena. Comment
  RSA606946  Chenopodium pumilio L. C. Wheeler 1946-9-8 6350 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 3/4 mile W of Bear Creek. 518 Comment
  RSA423250  Chenopodium strictum var. glaucophyllum Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  CAS-BOT-BC451358  Chimaphila menziesii LeRoy Abrams 1902-6-29 2587 Los Angeles Mt. Wilson Comment
  SBBG127390  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles E of Lancaster and S of Redman, 90th St E 0.35 mi N of Ave H 727 Comment
  CAS-BOT-BC252766  Chorizanthe parryi var. fernandina Samuel B. Parish 1887-6-1 1987 Los Angeles San Fernando Comment
  POM2186  Chorizanthe parryi var. fernandina L. R. Abrams 1901-4-4 1337 Los Angeles Chatsworth Park. Comment
  RSA791802  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, north of highway 126. 319 Comment
  POM6768  Chorizanthe parryi var. parryi P. A. Munz 1919-5-13 2790 Los Angeles Claremont. Comment
  CAS-BOT-BC257197  Chorizanthe procumbens Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  JEPS57799  Chorizanthe staticoides Ralph Hoffmann 1930-7-7 Los Angeles N Los Angeles County. Elizabeth Lake Canyon Comment
  RSA392675  Chorizanthe staticoides Geo. L. Moxley 1917-5-5 s.n. Los Angeles Eagle Rock. Comment
  SDSU4931  Chorizanthe staticoides H. Wedberg 1966-4-3 1196 Los Angeles Above Hill Drr. X Neal, in Eagle Rock. 457 Comment
  UCR127011  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin 2003-6-18 26939 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  RSA732851  Chorizanthe watsonii R. G. Swinney 2001-5-18 7940 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  SBBG118737  Chorizanthe watsonii L. Gross with P. Morton 2004-6-9 1360 Los Angeles W end of the main crest; from S of Pacific Crest Trail along Rd 7N23, to the NW corner of Sec 3 and the W end of Sec 12, W of Bear Gulch Camp 1732 Comment
  RSA757210  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-3 2287 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA756784  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-28 2537 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA476628  Chrysolepis sempervirens Gary D. Wallace 1965-7-18 s.n. Los Angeles Mt. Waterman. Comment
  UCR256187  Chrysolepis sempervirens R. G. Swinney 2010-9-23 13879 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  UCR161209  Chrysothamnus nauseosus T. B. Salvato, Melissa Clemons 2005-9-27 1236 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA0059666  Cirsium occidentale Mark Hoefs 1973-3-11 54 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  SBBG12513  Cirsium occidentale var. californicum P. H. Raven 1962-4-10 17186 Los Angeles above Wilson Cove 60 Comment
  CATA393  Cirsium occidentale var. occidentale Mark L. Hoefs, A. Douglas Propst 1974-5-10 461 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 30 Comment
  RSA151306  Cirsium occidentale var. occidentale Peter H. Raven 1962-4-10 17186 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
  RSA165755  Cistanthe monandra Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mountains. 1220 Comment
  RSA503167  Cistanthe monandra Gary D. Wallace 1966-4-24 499 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  CAS-BOT-BC223883  Cistus salviifolius Tim Ross; Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road 1011 Comment
  UCR111506  Cistus villosus A. C. Sanders, D. Malueg 1998-6-22 22030 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  RSA522929  Citrullus lanatus Tim Ross, Orlando Mistretta 1990-10-24 3290 Los Angeles E fork of the San Gabriel River. .35 mi. W of Williams Flat. Comment
  RSA240683  Clarkia bottae Donald R. Bissing 1973-5-18 85 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  UC930785  Clarkia bottae Louis C. Wheeler 1932-6-18 832 Los Angeles San Dimas Canyon San Gabriel Mts. 426 Comment
  SDSU21256  Clarkia cylindrica S. H. Bullock 1968-5-23 147 Los Angeles San Antonio Canyon, 'old Mt. Baldy road'. 914 Comment
  UCR199869  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles Transverse Ranges; Mount Pinos, along Whitaker Peak Road (6N53), west of Fwy I-5 and the old Golden State Hwy, near Whitaker Summit, along road southwest of the peak from Whitaker Peak. Lookout along the northeast side of Whitaker Peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B 1244 Comment
  LA201540  Clarkia cylindrica subsp. cylindrica Arthur C. Gibson; 2001-5-18 4867 Los Angeles Santa Monica Mountains, Point Mugu State Park, bordering Satwiwa NRA Comment
  UC373529  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 44 Los Angeles 1 1/2 mi s Lebec (on Ridge Route) 1200 Comment
  HSC12679  Clarkia dudleyana Wendell Wood 1970-6-24 38 Los Angeles Linda Vista Ave. and Foothill Hwy., Pasadena 305 Comment
  RSA658841  Clarkia dudleyana J. S. Burns 1992-5-11 28 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  UC1122390  Clarkia dudleyana A. L. Haines and A. H. Warne 1935-7-11 206 Los Angeles just above Flume; Pomona Quadrangle, Bell Canyon Comment
  CAS-BOT-BC172017  Clarkia epilobioides Alice Eastwood 1919-5-29 8923 Los Angeles San Gabriel Canyon Comment
  POM9217  Clarkia epilobioides P. A. Munz 1920-5-17 3984 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA3545  Clarkia epilobioides Carl B. Wolf 1932-5-9 3489 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  RSA590342  Clarkia epilobioides Tim S. Ross 1993-4-21 6856 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit. 427 Comment
  SBBG53217  Clarkia epilobioides S. A. Junak 1978-4-16 SCa 45 Los Angeles small cyn W of Fourth of July Cove Comment
  SBBG132122  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 317 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  RSA0021295  Clarkia purpurea Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5090 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR188659  Clarkia purpurea R. G. Swinney 1990-4-28 1573 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  SEINET4145651  Clarkia purpurea subsp. quadrivulnera G. Grant 1904-5-26 525 -6268 Los Angeles Pasedena Comment
  UCR258923  Clarkia unguiculata R. G. Swinney 2010-5-7 12615 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UCR191731  Claytonia parviflora A. C. Sanders 2008-4-23 35085 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA653862  Claytonia parviflora subsp. parviflora Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  UCSB72608  Claytonia parviflora subsp. parviflora Vanderplank, Sula 2005-5-6 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  SFV15327  Claytonia perfoliata J. C. Dittes, D. Stolp 1990-3-10 34 Los Angeles San Gabriel Mountains 0.75 miles upstream of Big Tujunga flood control reservoir. 701 Comment
  UCR96142  Claytonia perfoliata B. G. Pitzer 1996-4-21 2711 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  OBI60242  Claytonia perfoliata Tony Simon 1994-5-19 35 Los Angeles Brown Cyn, Desoto exit 118 fwy 61 Comment
  CAS-BOT-BC439957  Claytonia perfoliata subsp. mexicana R. M. Beauchamp 1967-1-28 143 Los Angeles On knolls west of Lemon Tank. San Clemente Island Comment
  RSA776788  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2010-5-26 5199 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA580967  Clematis lasiantha Catherine A. Mish 1995-3-18 31 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  RSA386254  Clematis ligusticifolia Bonnie C. Templeton 1938-8-19 s.n. Los Angeles Bouquet Canyon. Comment
  UC205831  Clematis ligusticifolia D. L. Crawford June, 1915 Los Angeles mts. near Claremont Comment
  UCR223246  Clematis ligusticifolia R. G. Swinney 2009-7-22 11366 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA592409  Cleome isomeris Mark Hoefs 1973-3-13 75 Los Angeles Santa Catalina Island; Avalon Canyon on rocky hillside below Memorial Garden. 168 Comment
  RSA440821  Cleome isomeris Ora M. Clark 1928-12-23 1385 Los Angeles Pallisades north of San Pedro. Comment
  PASA1015  Collinsia heterophylla Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM4321  Collinsia heterophylla I. M. Johnston 1917-5-6 s.n. Los Angeles Evey Canyon, north of Claremont 762 Comment
  POM4328  Collinsia heterophylla Marie Tammen 1905-5-11 7924 Los Angeles Claremont. 366 Comment
  POM49311  Collinsia heterophylla Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA0117321  Collinsia parryi Steve D. Boyd 1996-4-25 8687 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR272858  Collinsia torreyi var. torreyi R. G. Swinney 2011-7-29 15554 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA330804  Collinsia torreyi var. wrightii Wayen E. Sawyer 1981-6-11 14 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2271 Comment
  RSA787525  Collinsia torreyi var. wrightii Jane Tirrell 2012-5-21 LS 0052 Los Angeles Along the Pacific Crest Trail crossing Claude's Ridge; approximately 0.25 miles west of Mt Hawkins 2614 Comment
  CATA1709  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3029 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  RSA725616  Comarostaphylis diversifolia subsp. planifolia Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 409 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  UCR48955  Commelina benghalensis A. C. Sanders 1987-9-28 7398 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  SD85060  Constancea nevinii E. R. Blakley 1962-6-9 5200 Los Angeles San Clemente Island; canyon west of road, 2I(c) miles north of China Point. 180 Comment
  CATA306  Convolvulus arvensis Mark L. Hoefs 1973-6-5 329 Los Angeles Santa Catalina Island: Middle Ranch Canyon, in field by main road 243 Comment
  RSA394858  Convolvulus simulans Anstruther Davidson 1917-04 2977 Los Angeles Alvarado Street, Los Angeles. Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA659876  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1992-8-20 776 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1738 Comment
  LA97399  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, ca 0.5 mi due N from the windmill. Comment
  UC33125  Coreopsis bigelovii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC566774  Coreopsis californica var. californica Herbert L. Mason 1932-4-1 6872 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC569648  Coreopsis douglasii Marcus E. Jones 3361 Los Angeles Pasadena Comment
  RSA16865  Coreopsis gigantea C. B. Wolf 1932-5-14 s.n. Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  CAS-BOT-BC105705  Corethrogyne filaginifolia Fordyce Grinnell 1903-12-22 26 Los Angeles San Gabriel Mts., upper Arroyo Seco Canyon [Canon], near Pasadena Comment
  CAS-BOT-BC105743  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11359 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  LA39066  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  RSA776734  Corethrogyne filaginifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11674 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR24177  Cornus sericea subsp. sericea John C. Roos 1947-5-31 3666 Los Angeles San Gabriel Mtns., near Jackson Lake 1829 Comment
  UCR219209  Coronopus didymus Lorraine Weller 2010-5-5 050510- 01 Los Angeles Culver City Community Garden, 10860 Culver Blvd., Culver City 18 Comment
  SEINET11859881  Cotula coronopifolia J. F. Bright, Wyman, C. 1931-8-15 5741 Los Angeles Holllywood Comment
  RSA0076016  Crassula connata R. G. Swinney 2010-4-1 12128 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA723434  Crassula connata var. erectoides M. B. Dunkle 1929-4-21 2139 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  SEINET10819898  Crataegus Heidi H. Schmidt 1999-10-14 Schmidt 3862 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR182479  Crepis acuminata R. G. Swinney 1997-7-17 5687 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
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Aug 23 2013
  UC620092  Cressa truxillensis F. R. Fosberg 1931-5-16 S 4880 Los Angeles Santa Catalina Isl., Little Harbor 2 Comment
  POM266607  Cressa truxillensis Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  SBBG19191  Cressa truxillensis M. A. Piehl 1963-12-8 631115 Los Angeles near shore at W end of airfield runway near Driggs 20 Comment
  POM311760  Crossosoma californicum Karen Hosterman 1957-4-9 989 Los Angeles Catalina [Island]; Isthmus. Comment
  RSA595430  Crossosoma californicum Mark Hoefs 1996-4-6 2646 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  LA204985  Croton californicus M. Epling; Carl Epling May 1925 sn Los Angeles San Fernando Valley Comment
  RSA599293  Croton californicus L. C. Wheeler 1945-9-20 6158 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 365 Comment
  UCSB3575  Croton californicus Kamb, Peter 1947-6-11 Los Angeles Eaton Wash, Pasadena 266 Comment
  RSA480563  Croton californicus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  POM138247  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  RSA755617  Crypsis schoenoides R. G. Swinney 2008-9-9 9321 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR172453  Crypsis schoenoides Anuja Parikh, Nathan Gale 2005-7-1 2121 Los Angeles Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 18 366 Comment
  RSA589255  Cryptantha barbigera T. S. Ross 1991-4-28 4782 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  POM368341  Cryptantha circumscissa Anstruther Davidson 1904-6-1 1376 Los Angeles Mt. Wilson. Comment
  SD237363  Cryptantha circumscissa R. G. Swinney 2009-4-28 10522 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UCR93304  Cryptantha circumscissa T. S. Ross, Steve Boyd 1994-5-25 7881 Los Angeles Liebre Mtns., West Summit of Liebre Mtn, West Summit here construed as the rounded knoll 100 m south of the intersection of sections 3, 4, 9, 10. 1709 Comment
  CAS-BOT-BC189515  Cryptantha circumscissa var. circumscissa 1920-6-10 s.n. Los Angeles San Gabriel Mountains. Summit, Mount WIlson Comment
  UCR187134  Cryptantha decipiens A. C. Sanders 2006-5-16 32357 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR282026  Cryptantha decipiens R. G. Swinney 2014-5-1 16321 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA773010  Cryptantha decipiens R. F. Thorne 1963-5-15 31676 -b Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UCR138545  Cryptantha dumetorum Steve Boyd 1986-3-31 1576 A Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA702092  Cryptantha intermedia Scott D. White, Pam De Vries 2004-5-18 10423 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SBBG21981  Cryptantha intermedia P. H. Raven, R. B. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mtns Comment
  UCR125405  Cryptantha intermedia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25697 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR217130  Cryptantha intermedia R. G. Swinney 2009-3-6 10050 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  POM305846  Cryptantha intermedia Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1096 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  UC1587206  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles lower Tota Canyon, middle of island, e escarpment San Clemente Island, Tota Canyon 67 Comment
  POM182805  Cryptantha intermedia var. intermedia Ernest Braunton 1903-03 837 Los Angeles Playa del Rey. 76 Comment
  RSA499644  Cryptantha micrantha Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  POM71935  Cryptantha micrantha George B. Grant 1906-6-17 445 a-6796 Los Angeles Summit of Mt. Wilson. 1828 Comment
  POM3900  Cryptantha muricata D. L. Crawford 1916-3-1 s.n. Los Angeles Mts. above Claremont along trail. 914 Comment
  RSA0098765  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-6 14598 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA775866  Cryptantha muricata var. denticulata Orlando Mistretta, Christine Mistretta 2010-5-26 5201 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA0078885  Cryptantha muricata var. denticulata Wayne E. Sawyer 1981-8-11 127 Los Angeles San Gabriel Mountains: Crest trail above Lily Spring, ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  RSA0020987  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-7-1 5893 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA0078915  Cryptantha muricata var. muricata R. Aguayo 1992-5-22 9 Los Angeles 13.5 miles north of Interstate 210 in Azusa on State Hwy. 39 to gated road along West Fork. San Gabriel River 1.1 miles west of gate, roadside. 883 Comment
  RSA589969  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-3-30 948 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  SBBG12469  Cryptantha oxygona E. R. Blakley 1958-5-9 2258 Los Angeles hills 2 mi E of Gorman 1097 Comment
  RSA704356  Cryptantha oxygona Gary D. Wallace, M. Wallace 1982-4-24 1925 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  UCR220268  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-24 10496 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR193575  Cryptantha similis R. G. Swinney 1999-4-5 7060 B Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR277397  Cryptantha similis R. G. Swinney 2010-6-1 13167 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR101258  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, south side of Devil's Cyn. 1402 Comment
  UCR153479  Cryptantha simulans R. F. Thorne 1969-7-9 38552 Los Angeles Transverse Ranges; San Gabriel Mtns., Angeles National Forest, slope of Table Mountain above Big Pines Ranger Station 2134 Comment
  UC879492  Cuscuta californica F. R. Fosberg 1928-3-4 561 Los Angeles near Stoddard C.; San Antonio Canyon 457 Comment
  SBBG19166  Cuscuta occidentalis M. A. Piehl 1963-12-7 10557 Los Angeles across SE tip from Pyramid Head and opposite Triangulation Pt "Rock" 9 Comment
  LA33939  Cuscuta subinclusa Peter H. Raven; Henry J. Thompson 1959-9-18 14452 Los Angeles University of California, West Los Angeles 152 Comment
  UCR252052  Cyclospermum leptophyllum Dan S. Cooper 2013-4-22 413- 59 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. 235 Comment
  CAS-BOT-BC190269  Cynodon dactylon John H. Thomas 1957-6-17 6763 Los Angeles Occidental College Campus. Near Moore Laboratory. Comment
  POM11945  Cynodon dactylon H. S. Yates 1914-5-22 s.n. Los Angeles Near Long Beach. Comment
  RSA483542  Cynodon dactylon M. B. Dunkle 1933-4-14 3301 Los Angeles Long Beach. Comment
  CAS-BOT-BC114728  Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 518 Comment
  RSA211812  Cyperus eragrostis L. C. Wheeler 1933-12-24 2344 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 412 Comment
  UCR125970  Cyperus eragrostis A. C. Sanders, Mark Elvin 2002-6-19 25175 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR97081  Cyperus eragrostis Scott D. White 1996-5-15 4042 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  RSA0088415  Cyperus involucratus R. G. Swinney 2010-2-27 11754 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR48963  Cyperus involucratus A. C. Sanders 1987-9-18 7359 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC113957  Cyperus odoratus Peter H. Raven; Henry J. Thompson 1959-10-14 14623 Los Angeles Marshy ground, east end of Malibu Lake 220 Comment
  RSA233463  Datisca glomerata R. F. Thorne, M. Z. Thorne 1968-11-9 37858 Los Angeles along hwy on W slope of Mt. Islip 3.9 miles S of junction with Angeles Crest Hwy at Islip saddle. 1828 Comment
  RSA586813  Datisca glomerata Orlando Mistretta 1994-6-21 1379 B Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  CHSC95371  Datura wrightii LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 286 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 914 Comment
  RSA660458  Datura wrightii Ian Thompson 1997-3-22 49 Los Angeles Cal Poly Pomona Ecological Reserve, South facing slope of F-canyon. Comment
  RSA3736  Daucus pusillus C. B. Wolf 1932-5-10 3526 Los Angeles Santa Catalina Island. Equestrian Trail back of Avalon. 259 Comment
  SBBG14049  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles beyond Emerald Bay 121 Comment
  CAS-BOT-BC130921  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC130931  Deinandra clementina C. B. Wolf 1932-10-3 4217 Los Angeles 200 yds from Pebbly Beach Tent City on way to Avalon, Santa Catalina Isl. 7 Comment
  SD90398  Deinandra clementina Robert F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island; top of bluff near Duty Office, Wilson's Cove, northeast end of island. 29 Comment
  UC1215122  Deinandra clementina Peter H. Raven 1962-7-11 18013 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 60 Comment
  UC480889  Deinandra clementina R. L. Pendleton 1909-7-2 1357 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  CAS-BOT-BC294078  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  UC174178  Deinandra kelloggii J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  CAS-BOT-BC131013  Deinandra minthornii David D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills Comment
  SBBG61313  Delphinium cardinale J. Koontz with B. O'Brien E. Gardner 2012-5-15 291 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, just outside N fence 416 Comment
  SD230276  Delphinium cardinale Louis C. Wheeler 1947-6-27 6531 Los Angeles San Gabriel Mountains: San Gabriel Wash, Ao mile south of Arrow Highway. Comment
  SEINET12099510  Delphinium cardinale J. F. Bright, Wyman, C. 1931-1 5480 Los Angeles near Pasadena Comment
  RSA0092456  Delphinium parishii R. G. Swinney 2011-6-23 15294 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  UC56748  Delphinium parryi Avis Smith May 1899 1 Los Angeles Claremont 365 Comment
  SEINET12099639  Delphinium parryi J. F. Bright, Wyman, C. 1933-1 8506 Los Angeles in foothills near Los Angeles Comment
  CAS-BOT-BC121378  Delphinium parryi subsp. maritimum John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Catalina Island Comment
  HSC31671  Delphinium patens subsp. hepaticoideum Thomas E. Higley 1974-4-20 30 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  SBBG15507  Delphinium patens subsp. hepaticoideum W. G. Webb 1935-4-17 Los Angeles Arroyo Seco Comment
  SBBG55819  Delphinium patens subsp. hepaticoideum K. Martinez 1971-4-23 47 Los Angeles San Dimas Cyn, 6.2 mi from Foothill Blvd along San Dimas Cyn Rd 510 Comment
  SD90300  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch canyon 427 Comment
  RSA0029728  Delphinium variegatum subsp. thornei Steve Boyd 1990-4-8 4349 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  CAS-BOT-BC82911  Dendromecon rigida F. A. Thackery 1928-5-13 355 Los Angeles Mulholland Drive. Comment
  UCSB72076  Dendromecon rigida Partsch, M. 1977-3-4 Los Angeles On north side of Mulholland Drive, 8.3 mi. West of junction with San Diego Fwy (I-405) Santa Monica Mtns. 762 Comment
  RSA0034904  Dendromecon rigida L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Road, Santa Monica Mountains. Comment
  SEINET3271566 Image available Deschampsia danthonioides R. G. Swinney 2008-7-24 9336 Los Angeles San Gabriel Mtns.; Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0060769  Descurainia pinnata subsp. brachycarpa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6822 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC43168  Descurainia pinnata subsp. brachycarpa Carl B. Wolf 1928-3-29 1588 Los Angeles South base of ridge route, 1 mile north of Castaic. 396 Comment
  RSA0115412  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  CSUSB963  Dicentra ochroleuca Art Whistler 1966-5-1 Los Angeles By stream near roadside, 6 miles from intersection of Mulholland Drive and Cornell, near Lake Malibu and Seminole Hot Springs, heading from the latter towards the intersection with Bachus Road on Mulholland Drive Comment
  RSA720429  Dicentra ochroleuca H. C. Ackley 1927-05 1953 Los Angeles Mulholland Drive, Los Angeles. Comment
  JEPS64192  Dichelostemma capitatum Frank W. Peirson 1918-5-21 7 Los Angeles Arroyo Seco San Gabriel Mts. Comment
  UC421861  Dichelostemma capitatum George B. Grant Apr 21 1904-Apr 26 1904 119 /6148 Los Angeles Santa Catalina Island Comment
  UCR261343  Dichelostemma capitatum R. G. Swinney 2010-4-1 12172 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash 331 Comment
  SDSU11605  Dichelostemma capitatum R. M. Beauchamp 1967-3-17 255 Los Angeles On grassy slope east of Wilson Cove area. San Clemente Island. Comment
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May 16 2008
  SFV15613  Dichelostemma capitatum B. de Guzman, A. Agdaian, L. Mesropi May 1992 1 Los Angeles Santa Monica Mountains Las Virgenes Road towards Malibu State Park entrance. Northeast facing hillside. Comment
  CHSC99843  Dichelostemma capitatum subsp. capitatum LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Souza 2003-2-10 711 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. Collected on west southwest trending ridgetop. 576 Comment
  RSA584327  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Steve Boyd 1991-3-23 4251 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs, (destroyed by development) 926 Comment
  RSA717193  Dichelostemma capitatum subsp. capitatum Gary Kovnat, LeRoy Gross 2003-2-16 27 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA599220  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  SD158362  Dichelostemma capitatum subsp. capitatum Michael L. Wells 1990-4-17 90 18 Los Angeles Topanga Canyon, Entrada Road, 0.1 mile south of intersection with Topanga Canyon Road, east of road, ca. 100 meters along upslope margin of fire road surrounded by chaparral. (IPB 3/08) Comment
  UCSB10702  Dichelostemma capitatum subsp. capitatum Lloyd, Robert 1959-3-21 Los Angeles Mt. Range San Gabriel; San Dimas Canyon; Stream bed west of San Dimas Canyon Road 365 Comment
  IRVC27956  Dichelostemma pulchellum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26117 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  CAS-BOT-BC152892  Diplacus brevipes Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint [Canon] Canyon Comment
  SBBG66683  Diplacus puniceus F. R. Fosberg 1932-5-5 8105 Los Angeles hill N of Avalon 40 Comment
  CATA6  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-6 2 Los Angeles Santa Catalina Island: On SE facing slope just off road to White's Landing 137 Comment
  CAS-BOT-BC195608  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  CATA1241  Distichlis spicata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2319 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  UCR140426  Dodecatheon clevelandii June Latting 1958-3-30 218 Los Angeles San Gabriel Mtns., end of Live Oak Canyon Road, 3 miles north of Claremont 610 Comment
  RSA729427  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR192839  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  UCR270853  Dodecatheon redolens R. G. Swinney 2011-8-17 15634 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  CAS-BOT-BC33364  Dondia taxifolia LeRoy Abrams 1902-6-10 2490 Los Angeles Playa del Rey Comment
  RSA226899  Draba albertina R. F. Thorne 1971-8-25 41266 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UCR108645  Drymocallis cuneifolia var. ewanii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Dorr Canyon at Angeles Crest Hwy., by Whitethorn [=Lodgepole] Picnic Area 2348 Comment
  LA200092  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1689 Los Angeles SANTA MONICA MOUNTAINS, Lobo Canyon, ca 1 mi W of Triunfo Canyon Rd. 304 Comment
  LA200107  Dryopteris arguta Lawrence L. Kiefer; 1966-4-9 1835 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, ca 3 mi N of Sunset Blvd in ravine W of road. 182 Comment
  RSA649985  Dryopteris arguta Eldon Winterbourne s.n. Los Angeles Turnbull canyon, no. of Puente. 304 Comment
  RSA127775  Dudleya blochmaniae P. H. Raven, Henry J. Thompson 1959-6-4 14337 Los Angeles Point Dume. 37 Comment
  CAS-BOT-BC427997  Dudleya caespitosa Peter H. Raven; Henry J. Thompson 1959-6-4 14329 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  RSA423501A  Dudleya cymosa subsp. pumila L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  UC625134  Dudleya hassei F. R. Fosberg 1931-5-18 722 Los Angeles Little Harbor Santa Catalina Island Comment
  CAS-BOT-BC428411  Dudleya lanceolata Alice Eastwood 1919-6-20 9043 Los Angeles Mt. Wilson Comment
  RSA611254  Dudleya lanceolata L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  SFV17016  Dudleya lanceolata J. D. Dilley 1997-5-22 183 Los Angeles Verdugo Mountains Verdugo Mountains. La Tuna Canyon Park on La Tune Canyon, 1 mile west of Interstate Highway 210. 0.5 miles upstream. 550 Comment
  UC149547  Dudleya lanceolata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  UCR19556  Dudleya lanceolata G. J. Hollenberg 1928-7-24 s.n. Los Angeles South Coast, dunes near El Segundo 49 Comment
  RSA397776  Dudleya lanceolata M. B. Dunkle 1933-7-11 3641 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  RSA83378  Dudleya lanceolata F. W. Peirson 1925-4-23 5810 Los Angeles San Gabriel River 365 Comment
  UC933287  Dudleya lanceolata Reid Moran 1946-5-30 2065 Los Angeles 2 mi above Coldbrook Guard Station (Soldier Canyon) 1158 Comment
  RSA486369  Dudleya multicaulis L. T. Street 1915-5-15 2794 Los Angeles Puddingstone Canyon Comment
  UC2045314  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Just east of Point Vicente. Comment
  RSA198836  Dudleya virens subsp. hassei R. F. Thorne, D. Propst 1968-5-28 s.n. Los Angeles Santa Catalina Island. above mouth of Wild Boar Gully, 1 mi WNW of Salta Verde Pt. and due N of Black Ridge, 91 Comment
  SBBG39504  Dysphania ambrosioides L. S. Rose 1969-12-30 69119 Los Angeles Franklin Cyn 213 Comment
  UCR20372  Dysphania multifida Freda Detmers 1931-6-23 s.n. Los Angeles Orchard Street, Los Angeles 61 Comment
  POM365250  Echinochloa crus-galli Gary D. Cromwell 1979-6-1 s.n. Los Angeles Along Walnut Ave., San Dimas. Comment
  RSA702549  Eclipta prostrata Scott D. White 2004-10-15 10778 Los Angeles San Gabriel Mountains: Foothills above Monrovia. Sawpit Canyon below Sawpit Dam. 396 Comment
  SBBG132311  Ehrharta calycina S. A. Junak, B. Collins 1991-4-26 SCI- 239 Los Angeles E side of island, at West Cove 9 Comment
  UCR126700  Eleocharis montevidensis A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA365443  Eleocharis montevidensis var. montevidensis H. L. Bauer 1929-09 382 Los Angeles Long Beach. 30 Comment
  RSA602451  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  CAS-BOT-BC113286  Eleocharis parishii Robert F. Thorne; J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mts, Angels Natl Forest: Jackson Lake, NW end of lake on low, dry bank. 1866 Comment
  SEINET3929483  Elymus condensatus Steve Boyd, L. Raz 1997-5-6 9765 Los Angeles Liebre Mountains Region: Fish Canyon just upstream from the confluence with Castaic Creek.; 0 500 Comment
  UCR190726  Elymus elymoides R. G. Swinney 1999-7-5 7504 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  RSA0029446  Elymus elymoides R. F. Thorne 1973-5-11 43464 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  RSA229170  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth 1971-6-30 40753 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA609045  Elymus elymoides subsp. elymoides L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Mill Creek Picnic Grounds. 1098 Comment
  UCR272571  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-7 15069 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  HSC24481  Elymus elymoides var. elymoides R. F. Thorne, M. Z. Thorne 1969-7-9 38502 Los Angeles Sana Gabriel Mountains, Angeles National Forest: summit of Table Mt., elev. c. 7000 ft. 2134 Comment
  POM365338  Elymus glaucus F. R. Fosberg 1931-4-23 S- 4700 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  RSA729877  Elymus glaucus R. G. Swinney 1998-7-28 6521 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  SD234241  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns.: SE side of Castiac Mesa, east of Lake Hughes Rd., and the filtration plant, Newhall Ranch (Newhall 7.5' Q) 395 Comment
  UCR150454  Elymus glaucus R. G. Swinney 1999-6-21 7347 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA586030  Elymus glaucus subsp. glaucus Orlando Mistretta 1995-7-12 1923 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  UCR190056  Elymus glaucus subsp. virescens R. G. Swinney 1998-9-7 6930 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  RSA762133  Elymus trachycaulus subsp. subsecundus Orlando Mistretta, Christine Mistretta 2008-5-15 3072 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA232279  Elytrigia intermedia subsp. intermedia R. F. Thorne 1969-7-10 38400 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA401549  Emmenanthe penduliflora F. R. Fosberg 1930-7-3 s 3079 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SFV2954  Emmenanthe penduliflora K. A. Wilson 1961-3-1 884 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Highway. 300 Comment
  UC1587643  Emmenanthe penduliflora Tim Ross 1991-4-21 4557 Los Angeles Whittier Hills (Puente Hills) , pro parte): ridge top on N side of Turnbull Canyon 294 Comment
  UCR200180  Emmenanthe penduliflora var. penduliflora Valerie Soza, Laura A. Moore 2000-5-10 848 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936' 564 Comment
  OBI70306  Encelia actoni Louis C. Wheeler 1967-5-23 9688 Los Angeles San Gabriel Mtn: at mouth of Bear Cyn, off Soledad cyn 579 Comment
  CAS-BOT-BC131192  Encelia californica Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7423 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 173 Comment
  RSA545251  Encelia californica D. Propst, Mark Hoefs 1973-3-3 44 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  SBBG17176  Encelia californica K. A. Wilson 1961-2-18 849 Los Angeles Calabasas, Mulholland Hwy Comment
  UC485519  Encelia californica T. S. Brandegee Los Angeles San Pedro Comment
  UCR178590  Encelia farinosa R. G. Swinney 1969-4-22 344 Los Angeles San Gabriel Valley, west side of junction of Sierra Madre Avenue and Vernon Ave., Azusa 198 Comment
  SEINET10618310  Encelia farinosa David B. Dunn, Harold L. Lint 1948-1-24 Dunn 3611 Los Angeles Found in a low part where the rain had collected. Comment
  CAS-BOT-BC81805  Ephedra nevadensis Lyman Benson 1932-3-25 3149 Los Angeles Grade above Valyermo, San Gabriel Mt., Mojave Desert 1127 Comment
  UCD133217  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Mojave Desert. Acton. 822 Comment
  NY70820  Ephedra viridis T. S. Ross 1990-6-6 2874 Los Angeles Piru Pond: Los Padres National Forest (administered by Angeles National Forest). Liebre Mtn. USGS 7.5' Quadrangle 644.7 Comment
  RSA229713  Ephedra viridis Robert F. Thorne, C. W. Tilforth 1969-6-26 38197 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  RSA594953  Ephedra viridis T. S. Ross 1995-4-26 8385 Los Angeles LIEBRE GULCH: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. 1024 Comment
  UCR193999  Epilobium canum R. G. Swinney 1998-8-13 6761 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  CAS-BOT-BC166207  Epilobium canum subsp. canum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe - San Gabriel Ridge, San Gabriel Mountains 1615 Comment
  RSA279092  Epilobium canum subsp. canum Robert F. Thorne, D. Propst 1974-9-10 45118 Los Angeles Santa Catalina Island: Big Spring area 122 Comment
  SDSU8892  Epilobium canum subsp. canum Harvey 1938-8-7 2201 Los Angeles Near Malibu. Comment
  CAS-BOT-BC171921  Epilobium canum subsp. latifolium Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10042 Los Angeles Throop Peak, San Gabriel Mts. 2743 Comment
  CAS-BOT-BC171931  Epilobium canum subsp. latifolium John Thomas Howell 1947-7-18 23415 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA448495  Epilobium ciliatum L. M. Booth 1932-6-28 1212 Los Angeles Los Bolsas. Comment
  RSA448473  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1932-9-5 1350 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  RSA547807  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Peter Fritsch 1990-6-20 3617 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA647876  Epilobium ciliatum subsp. ciliatum LeRoy Gross, Wayne Law 2000-8-8 1 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA669283  Epilobium ciliatum subsp. ciliatum LeRoy Gross, Naomi S. Fraga, Steve Williams 2002-7-17 553 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA720179  Epilobium ciliatum subsp. ciliatum LeRoy Gross 2007-3-13 2611 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  UC306263  Epilobium ciliatum subsp. ciliatum I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  UCR180570  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  RSA72183  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1921-7-17 2499 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2012 Comment
  RSA381704  Epipactis gigantea Anstruther Davidson 1893-6-12 1917 Los Angeles Switzer's Trail Comment
  UCR124645  Epipactis gigantea B. C. Templeton, I. W. Clokey 1936-5-18 5665 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  POM175361  Epipactis gigantea E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  SBBG58832  Epipactis gigantea E. Crow 1930-6-29 Los Angeles between Camp Coldwater and Pine Flats Comment
  CAS-BOT-BC57170  Equisetum hyemale subsp. affine Timothy S. Ross; Steve Boyd 1994-5-24 7841 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes 515 Comment
  LA94021  Equisetum hyemale subsp. affine Lawrence L. Kiefer; 1966-3-12 1716 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  RSA612601  Equisetum hyemale var. affine L. C. Wheeler 1931-9-5 59 Los Angeles Shady stream side habitat. San Dimas Canyon, San Gabriel Mts. 487 Comment
  RSA727401  Equisetum laevigatum R. G. Swinney 1998-5-30 6172 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  SBBG131545  Equisetum laevigatum S. A. Junak 1999-7-16 SCa 1049 Los Angeles lower part of Cottonwood Cyn, just upstream from rd to Ben Weston Beach 30 Comment
  JEPS60118  Equisetum telmateia subsp. braunii Louis C. Wheeler 1933-10-7 2164 Los Angeles Liveoak Canyon; San Gabriel Mts. Comment
  SD252212  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 Sca 1096 Los Angeles Santa Catalina Island: Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  RSA611486  Eragrostis mexicana subsp. virescens L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SEINET10555595  Eragrostis pectinacea Hermann E. Hasse Hasse s.n. Los Angeles Cultivated grounds. Comment
  RSA680166  Eremalche exilis Scott D. White 2003-6-8 9517 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA421756  Eremocarpus setiger F. R. Fosberg 1931-4-23 S- 4698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  RSA0107953  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA0107966  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2007 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA0122858  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1998-6-12 6964 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  RSA0121823  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2009-5-9 10704 Los Angeles Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  RSA0121820  Eriastrum sapphirinum subsp. dasyanthum Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 518 Comment
  RSA93254  Ericameria cuneata var. cuneata F. W. Peirson 1918-10-10 222 Los Angeles Falls in Rubio Canyon 762 Comment
  CHSC26105  Ericameria linearifolia Emese M. Sajo 1966-5-21 97 Los Angeles On the Silver Moccasin Trail between Charton and Chilao in the San Gabriel Mountains. 1615 Comment
  RSA0060785  Ericameria linearifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6805 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR240024  Ericameria nauseosa R. G. Swinney 2009-11-13 11598 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  UCR259613  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-7 13675 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC444448  Ericameria nauseosa var. ceruminosa unknown 1853-9-1 Los Angeles Tejon Pass Comment
  JEPS30426  Ericameria nauseosa var. hololeuca Peter H. Raven 1959-10-16 14652 Los Angeles Bouquet Canyon Reservoir Bouquet Canyon Comment
  LA210554  Ericameria nauseosa var. oreophila Louis C. Wheeler; 1933-10-22 2190 Los Angeles SAN GABRIEL MOUNTAINS, Pine flat, N fork San Gabriel River. 1676 Comment
  UCD131478  Ericameria nauseosa var. oreophila Gordon Pilone 1960-10-13 51 Los Angeles 3/4s mile north of Ranger Station in San Antonio Canyon on old road. San Gabriel Mountain range. 762 Comment
  CAS-BOT-BC299512  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide, Santa Monica Mts. Comment
  IRVC28728  Ericameria palmeri var. pachylepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25507 Los Angeles Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 NE end of Santa Susana Mtns. 366 Comment
  UC1118785  Ericameria palmeri var. pachylepis A. D. Gifford 1935-1-8 416 Los Angeles mouth Grasshopper Canyon; Tejon Quadrangle Comment
  RSA739716  Ericameria parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges, San Gabriel Mtns, Upper Big Tujunga Canyon, 5.2 air miles SE of Roundtop Mt. 4 lair miles NE of Redbox Gap, 1.3 air miles SW of Vetter Mtn., 0.6 air mile NE of intersection of Upper Big Tujunga Canyon road and Angeles Crest Hwy (Hwy2), S side of upper Big Tujunga Canyon road on slope above upper Big Tujunga Creek. 1274 Comment
  LA35286  Ericameria parishii var. parishii Mary V. Hood; 1945-8-29 45- 131 k Los Angeles San Gabriel Mountains, Angeles Crest Highway 1523 Comment
  RSA754433  Ericameria pinifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1851 Los Angeles San Gabriel River Watershed; on sandbar next to river. 451 Comment
  UC1118802  Ericameria pinifolia R. St. John 1928-2-10 1 Los Angeles San Francisquito Canyon Elizabeth Lake Quad., San Francisquito Canyon 731 Comment
  POM47144  Erigeron breweri var. covillei I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon Comment
  RSA727655  Erigeron foliosus P. De Vries 2007-7-28 7038 Los Angeles Western Transverse Range; San Emigdio Mountains Region; Sawmill Mtn. 7.5 USGS quadrangle; ca. 1/4 mi west of entry to Mil Potrero Park and 1/4 mi south of Mil Potrero Road. Comment
  UCR151016  Eriodictyon crassifolium Scott D. White 1997-5-7 5055 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR238105  Eriodictyon crassifolium var. nigrescens Mark A. Elvin, Julie M. Vanderwier 2002-5-9 2017 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, near entrance of Magic Mountain amusement park 351 Comment
  CAS-BOT-BC188966  Eriodictyon parryi Timothy S. Ross; Steve Boyd 1994-5-24 7875 Los Angeles Burns Truck Trail, along low, northerly slope draining to lower Burns Canyon, 2220 m ENE from Grass Mountain summit, Vicinity of Burns Canyon 1115 Comment
  SBBG13127  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  RSA747375  Eriodictyon trichocalyx R. G. Swinney 2008-6-10 9015 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  CAS-BOT-BC248477  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  RSA590605  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3012 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA709373  Eriogonum brachyanthum A. C. Sanders, Mark A. Elvin 2003-8-7 27171 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  UCR164535  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-1 1246 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  CAS-BOT-BC241897  Eriogonum cinereum Noel H. Holmgren; James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  POM187512  Eriogonum cinereum C. M. Dammers 1933-10-27 s.n. Los Angeles Point Firman. Comment
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May 27 2013
  RSA393134  Eriogonum cinereum F. R. Fosberg 1930-11-23 S 4204 Los Angeles Portugese Bend. 40 Comment
  SBBG61921  Eriogonum cinereum J. Ewan -Aug-1929 1256 Los Angeles Trancas Cyn 7 Comment
  RSA597265  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd 1990-6-18 3522 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA393166  Eriogonum cithariforme var. cithariforme Anstruther Davidson 1905-10 1453 Los Angeles Santa Monica Hills west of [Encino?] Road Comment
  UCD170249  Eriogonum davidsonii R. G. Swinney 2009-5-20 10839 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR277128  Eriogonum davidsonii R. G. Swinney 2010-9-23 13884 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA766335  Eriogonum davidsonii Joseph A. Ewan, Nesta Ewan 1933-7-23 7829 Los Angeles Barley Flats Trail to Tejunga Creek. San Gabriel Mts. 1220 Comment
  CAS-BOT-BC246424  Eriogonum deflexum var. deflexum James L. Reveal 1988-5-17 6795 Los Angeles Antelope Valley, along 60th Avenue 0.2 mile north of J Street, on the west side of the highway west of the Mira Loma Rehabilitation Center (or Detention Facility), about 6 air miles west of Lancaster 716 Comment
  POM180173  Eriogonum elongatum Joseph A. Ewan 1931-10-11 s.n. Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  RSA0056368  Eriogonum elongatum James R. Shevock 1978-9-16 2266 Los Angeles Malibu Cyn. 304 Comment
  POM13682  Eriogonum elongatum var. elongatum P. A. Munz 1922-9-14 6420 Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 854 Comment
  SD108962  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  UCR205548  Eriogonum fasciculatum subsp. fasciculatum A. C. Sanders, T. B. Salvato 2009-5-19 36817 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA670302  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-19 31181 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  SBBG53963  Eriogonum fasciculatum var. foliolosum K. R. Montgomery, T. W. Strid 1973-6-18 73 -159 Los Angeles Dillon Divide; site of LASCA Cistus field plot Comment
  JEPS86562  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-25 904 Los Angeles 0.3 rd. mi n, on e side of road Three Point (ca. 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon; 26 air kmk n of Castaic) 1036 Comment
  POM50855  Eriogonum fasciculatum var. polifolium A. D. E. Elmer 1902-06 3660 Los Angeles Palmdale. Comment
  RSA599497  Eriogonum fasciculatum var. polifolium Steve Boyd, Lauren Raz 1997-3-25 9322 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA710539  Eriogonum fasciculatum var. polifolium LeRoy Gross 2005-5-3 2252 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UC144278  Eriogonum fasciculatum var. polifolium A. A. Heller 1902-4-20 7736 Los Angeles Sunset Comment
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May 21 2015
  RSA65079  Eriogonum giganteum var. formosum F. W. Peirson 1923-4-10 3450 Los Angeles 5 mi. SE of Wilson Cove. Canyon about 5 mi. southeast of Eagle Ranch, San Clemente Island. Comment
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May 16 2008
  CAS-BOT-BC250301  Eriogonum giganteum var. giganteum Alice Eastwood 1917-7-20 6447 Los Angeles Santa Catalina Island Comment
  RSA584674  Eriogonum giganteum var. giganteum Tim S. Ross 1991-6-3 5548 Los Angeles San Jose Hills: West edge of Cal Poly Pomona. 274 Comment
  RSA766136  Eriogonum gracile Joseph A. Ewan 1928-8-16 1522 Los Angeles Nichols Canyon. Santa Monica Mts. 213 Comment
  UCR110470  Eriogonum gracillimum Sue Bell 1998-5-2 331 Los Angeles Mojave Desert, Lake Los Angeles, 2 miles south of Antelope Valley Indian Museum 825 Comment
  JEPS56624  Eriogonum grande var. grande Ralph Hoffmann 1930-6-28 Los Angeles cliffs near Christy's (Station C); Catalina Island Comment
  UC1194910  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles canyon 2 mi se Eel Point; San Clemente Island 100 Comment
  SEINET253373  Eriogonum heermannii Victor Duran aug 10 1933 Los Angeles South Fork Big Rock Creek, San Gabriel Mts., Comment
  RSA530076  Eriogonum hirtiflorum Tim S. Ross 1991-8-16 5863 Los Angeles Horse Flats (southern end). 1741 Comment
  JEPS56718  Eriogonum mohavense Ralph Hoffmann 1928-11-9 Los Angeles Acton Comment
  UCR227764  Eriogonum mohavense R. F. Thorne, G. D. Wallace 1973-4-24 43447 Los Angeles Western Mojave Desert, Antelope Valley, Lovejoy Buttes, north of Llano 915 Comment
  UCR270252  Eriogonum molestum R. G. Swinney 2011-10-10 15735 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA782635  Eriogonum parishii Elizabeth A. Kempton, Eric Paul 2006-8-5 420 Los Angeles San Gabriel Mountains Region, along Hwy. 2 at mile marker 59.0, 1.2 mile west of Krafka Ski Ridge Resort, 2 miles E of Buckhorn Flat campground 1998 Comment
  RSA574310  Eriogonum plumatella R. G. Swinney 1993-9-11 2648 Los Angeles Phelan, .6 mi NE of jct. of Sheep Creek Road and Hwy 138. 1341 Comment
  RSA586656  Eriogonum plumatella Orlando Mistretta 1995-6-1 1747 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  JEPS56481  Eriogonum pusillum Dr. A. Davidson 1899-1-1 Los Angeles Lancaster Mojave Desert, Lancaster Comment
  UCR225768  Eriogonum roseum Dave Silverman, Cindy Hopkins 2007-4-26 6758 Los Angeles Tejon Ranch, 620 m west of California Aqueduct, 1.3 km south of Kern County line, and 3.6 km north northeast of Quail Lake 977 Comment
  SBBG125854  Eriogonum saxatile A. Parikh, N. Gale 2010-6-2 3245 Los Angeles Sierra Pelona, 4 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1131 Comment
  CAS-BOT-BC262866  Eriogonum thurberi Clare B. Hardham 1958-6-14 3702 Los Angeles Tajunga [Tujunga] Wash Comment
  RSA64768  Eriogonum thurberi F. W. Peirson 1951-9-24 s.n. Los Angeles San Gabriel Wash, bridge. Comment
  CAS-BOT-BC268164  Eriogonum umbellatum var. minus Robert F. Thorne; J. Dourley 1967-10-3 37285 Los Angeles Mt. Baden-Powell: N of peak 2804 Comment
  CAS-BOT-BC268170  Eriogonum umbellatum var. minus Le Roy Abrams; E. A. McGregor 1908-7-3 609 Los Angeles North Baldy Mountain, San Gabriel Mountains Comment
  POM175396  Eriogonum umbellatum var. minus Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA0005164  Eriogonum umbellatum var. minus I. M. Johnston 1917-8-22 1692 Los Angeles San Antonio Mountains, summit of Baldy. 3049 Comment
  UCR202538  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8017 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UCR232382  Eriogonum viridescens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8063 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m east of Sierra Highway and 630 m north of Avenue F 703 Comment
  RSA423071  Eriogonum wrightii var. subscaposum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  RSA766284  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-9 8408 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  POM357927  Eriophyllum confertiflorum Norman C. Cooper 1949-6-18 4192 Los Angeles San Gabriel Wash 366 Comment
  SEINET7838287  Eriophyllum confertiflorum Steve Boyd, Maurice, Amber 2004-5-18 11316 Los Angeles Transverse Ranges. Liebre Mountains. On road leading down towards Atmore Meadows. Main road on crest of Liebre Mountain at crossing of spring outflow. Comment
  UCR190912  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  JEPS32961  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1958-5-9 2274 Los Angeles hills 2 mi e Gorman 1097 Comment
  NY42993  Eriophyllum confertiflorum var. confertiflorum J. B. Walker 1995-3-29 1292 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  POM210097  Eriophyllum confertiflorum var. confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mountains. 1676 Comment
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Aug 25 2014
  UC1409195  Eriophyllum confertiflorum var. confertiflorum Donald R. Bissing 1973-4-20 41 Los Angeles 0.5 mi from mouth of Evey Canyon (on bank above road cut); San Gabriel Mountains, Evey Canyon 731 Comment
  UCR270153  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-21 15526 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR170319  Eriophyllum pringlei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  POM358146  Eriophyllum wallacei Norman C. Cooper 1948-4-21 2681 Los Angeles Littlerock Creek. 762 Comment
  RSA228837  Eriophyllum wallacei R. F. Thorne 1971-6-26 40630 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  UC566751  Eriophyllum wallacei H. L. Mason 1926-4-26 3019 Los Angeles Little Rock Comment
  RSA483712  Erodium botrys Richard Noyes 1988-4-30 553 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UCR73398  Erodium botrys T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-28 18 Los Angeles Channel Islands, San Clemente Island, 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ft.). 503 Comment
  RSA0114179  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Santa Catalina Island. Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  RSA639977  Erodium cicutarium Louis C. Wheeler 1967-5-29 9771 Los Angeles Cow Canyon Saddle, [covered former dump]. 1378 Comment
  RSA657210  Erodium cicutarium Joseph M. Keefe 2001-1-19 30996 b Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SEINET1004973  Erodium macrophyllum A. C. Sanders, Mark A. Elvin, et al 2003-1 26263 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons. 442 Comment
  UCR225786  Erodium macrophyllum Dave Silverman, Cindy Hopkins 2007-4-17 6707 Los Angeles SW Tehachapi Mtns, Tejon Ranch, 1.2 km due south of Oso Canyon, 2.4 km south of the Kern County line, and 4.2 km NE of Hwy 138 and I-5 junction 1101 Comment
  UCR142791  Erodium moschatum L. C. Wheeler 1967-4-30 9206 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  UCSB2332  Erysimum capitatum var. capitatum Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns. 457 Comment
  RSA530242  Erysimum suffrutescens G. J. Hollenberg 287 Los Angeles Near El Segundo Comment
  UCSB21672  Erysimum suffrutescens Keefe, Joseph 1967-3-27 Los Angeles Marina del Rey, intersection of Vista del Mar and 66th Avenue, Playa del Rey 6 Comment
  SEINET14046376 Image available Erythranthe guttata Barbara Shervanick 1973-1 995 Los Angeles Freshwater Marsh at Bear Flats about 1 1/2 miles from Baldy Village on Bear Flats trail 1585 Comment
  SD215676  Erythranthe palmeri Louis C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mountains: Upper Big Tujunga at Vetter Gulch Comment
  RSA599892  Eschscholzia caespitosa subsp. caespitosa Louis C. Wheeler 1936-6-8 4138 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 610 Comment
  CAS-BOT-BC403156  Eschscholzia californica Alice Eastwood 1917-7-20 6531 Los Angeles Santa Catalina Island Comment
  RSA535512  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA652129  Eschscholzia californica Ken Chapman, Glenn Harthorn, Don Lage 1949-5-3 s.n. Los Angeles San Dimas Canyon. 305 Comment
  POM260  Eschscholzia californica var. crocea L. Metz 1909-5-15 35 Los Angeles Claremont. Comment
  POM148414  Eschscholzia californica var. peninsularis L. R. Abrams 1901-4-4 1319 Los Angeles San Fernando Valley Comment
  UC635610  Eschscholzia minutiflora H. L. Mason 1926-4-27 3043 Los Angeles Rock Creek Comment
  UC1215177  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles above Wilson Cove; San Clemente Island 60 Comment
  UCR205624  Eucalyptus A. C. Sanders, T. B. Salvato 2009-5-21 36890 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  UCR214638  Eucalyptus A. C. Sanders, Dan S. Cooper 2010-3-12 37378 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SFV21466  Eucalyptus camaldulensis L. Gross 2001-9-1 445 Los Angeles Verdugo Mountains North side of mountains. Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway. 549 Comment
  UCR178061  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley, Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash 366 Comment
  UCSB5233  Eucrypta chrysanthemifolia Krogen, Roger 1957-1 Los Angeles Hasley Canyon, 2 mi. NW of Hwy 99, 2 mi. S of Castiac Comment
  CHSC95778  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 702 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. 695 Comment
  UC1124391  Eucrypta chrysanthemifolia var. chrysanthemifolia Jerome S. Horton 1936-5-19 337 Los Angeles San Dimas Canyon; San Dimas Experimental Forest, Pomona Quad. 457 Comment
  RSA0042673  Eucrypta chrysanthemifolia var. chrysanthemifolia Laura Moore 1999-4-10 021 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  UCR255849  Eulobus californicus R. G. Swinney 2010-5-4 12484 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR126614  Euphorbia polycarpa A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26047 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR61058  Euphorbia serpens R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mountains, Glendora Wilderness Park, in Big Dalton Canyon. 1.6 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road 473 Comment
  SD241807  Euphorbia serpillifolia Louis C. Wheeler 1936-6-20 4173 Los Angeles Glendale; 500 block of West Glenoak Avenue. 152 Comment
  RSA473725  Euthamia occidentalis Wm Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  UCR271165  Festuca microstachys R. G. Swinney 2011-4-20 14461 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  SBBG19210  Festuca myuros M. A. Piehl 1963-12-7 631074 Los Angeles point opposite Pyramid Head on SE tip of island 12 Comment
  LA35613  Festuca perennis A. K. Khudairi; 1951-5-13 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UCR180242  Festuca pratensis Scott D. White, Andrea Warniment 2006-7-7 11611 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  UCR206532  Ficus carica A. C. Sanders, T. B. Salvato 2009-5-20 36859 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  CAS-BOT-BC500445  Ficus microcarpa R. E. Riefner, Jr. 2015-7-26 15 -207 Los Angeles City of Los Angeles, on 43rd St. bridge, W side of 100 freeway, E of Flower St. 58 Comment
  CAS-BOT-BC500451  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -346 Los Angeles City of Los Angeles, Universal City, W side of Barham Blvd., immediately S of DeWitt Dr. 238 Comment
  RSA0088626  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15 -200 Los Angeles City of Carson, E side of 110-Freeway along 190th St. 11 Comment
  RSA292677  Filago depressa James Henrickson 1979-5-18 18115 Los Angeles 2 miles SE of Newhall, N of San Fernando Road, 1 mile NW of hwy 14. 402 Comment
  CATA292  Foeniculum vulgare Mark L. Hoefs 1973-6-4 310 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  RSA588307  Forestiera pubescens Orlando Mistretta 1994-4-15 1038 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  SBBG125929  Forestiera pubescens A. Parikh, N. Gale 2010-5-27 3226 Los Angeles Sierra Pelona, 4.3 km W of State Hwy 14, 2 km SW of California Aqueduct; E Liebre Mtns 1060 Comment
  POM2925  Frankenia grandifolia I. M. Johnston 1917-6-10 1269 Los Angeles Ballona Creek, near Mesmer Comment
  RSA391390  Frankenia grandifolia Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  RSA251504  Frankenia grandifolia var. grandifolia Robert F. Thorne 1973-4-12 42912 Los Angeles San Clemente Island, Salina at Horse Cove, S end of island 3 Comment
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Jun 24 2014
  UCR121250  Frankenia salina J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  UC1123358  Fraxinus dipetala A. D. Gifford 1934-5-12 229 Los Angeles Mouth of Lobe Canyon 243 Comment
  JEPS42939  Fraxinus velutina Frank W. Peirson 1921-6-20 2459 Los Angeles West Fork San Gabriel River San Gabriel Mountains 457 Comment
  RSA0048379  Fremontia californica E. Gooley 1968-5-20 s.n. Los Angeles n3, Aliso Canyon Road, San Gabriel Mountains. 1066 Comment
  RSA426875  Fremontodendron californicum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  SBBG72771  Fremontodendron californicum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  CAS-BOT-BC304333  Galinsoga parviflora Louis C. Wheeler 1934-2-24 2385 Los Angeles 1.5 miles N Claremont 365 Comment
  RSA770903  Galium angustifolium Robert F. Thorne, Percy C. Everett 1965-5-11 34675 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  UCR216911  Galium angustifolium R. G. Swinney 2009-3-17 10129 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  SEINET11171320  Galium angustifolium G. B. Grant 488 Los Angeles Pasadena, S. Cal. Comment
  POM367657  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-5-14 S 4870 Los Angeles Santa Catalina Island. Middle Ranch Canyon, above ranch. 220 Comment
  SBBG79346  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 4354 Los Angeles Hamilton Cyn 50 Comment
  UC1594363  Galium angustifolium subsp. angustifolium Tim Ross 1992-5-17 6343 Los Angeles center w side San Gabriel Reservoir (short easterly spur canyon along Hwy 39); San Gabriel Mountains 463 Comment
  RSA228852  Galium angustifolium subsp. angustifolium Robert F. Thorne 1971-6-26 40634 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA529208  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5608 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  RSA586987  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-5-8 309 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  UCR194604  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-8-13 6755 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 8 2012
  SDSU9318  Galium aparine Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns. About 1.5 miles up canyon from base of Chantry Flats Trail. Comment
  SDSU9326  Galium catalinense D. F. Howe 1968-2-25 4492 Los Angeles Hillside between Fourth of July Cove and Cherry Cove, Santa Catalina Island. Comment
  RSA527761  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4326 -C Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CATA704  Galium catalinense subsp. catalinense Mark L. Hoefs 1991-5-3 1202 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  POM367798  Galium catalinense subsp. catalinense R. M. Beauchamp 1967-3-20 376 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  RSA678817  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1293 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.7 miles from trailhead out of Chantry Flat area. 854 Comment
  POM367632  Galium hallii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA760671  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  UCR98735  Galium hallii T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3350 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  UC1595315  Galium johnstonii Tim Ross and Steve Boyd 1990-6-18 3485 Los Angeles northerly draw draining to Jackson Lake San Gabriel Mtns, Mescal Creek USGS 7.5' quad., Camp Verdug 1877 Comment
  UCR191250  Galium johnstonii R. G. Swinney 1998-7-2 6221 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA424702A  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SBBG96979  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4333 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  POM292453  Gamochaeta pensylvanica H. M. Hall 1915-5-24 111 Los Angeles Pasadena. Comment
  UCR143350  Gamochaeta pensylvanica Anstruther Davidson 1914-6-1 2973 Los Angeles San Gabriel Valley, Azusa Station 152 Comment
  SBBG59820  Garrya flavescens S. W. Hutchinson 1928-1-29 375 Los Angeles near Grizzly Flats Reforestation camp 304 Comment
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Jun 26 2015
  CAS-BOT-BC158002  Garrya veatchii F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzers Camp, San Gabriel Mts 914 Comment
  POM3237  Garrya veatchii D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  UC1122716  Garrya veatchii F. H. Raymond 1930-1-30 50 Los Angeles Head of Corral Canyon; Calabasas Quad. 670 Comment
  UCR190535  Garrya veatchii R. G. Swinney 2000-6-19 7830 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR277405  Garrya veatchii R. G. Swinney 2010-8-23 13578 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA763105  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR272955  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-29 15576 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA771611  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42202 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  UCR114180  Gayophytum oligospermum A. C. Sanders, D. Malueg 1998-6-24 22086 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA0108863  Genista linifolia Steven A. Junak, Keri Kirkland 1998-4-5 SCa- 551 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon. 18 Comment
  JEPS61453  Geranium californicum Frank W. Peirson 1922-7-6 3185 Los Angeles Big Pines San Gabriel Mountains 2072 Comment
  RSA628583  Geranium rotundifolium Louis C. Wheeler 1967-7-18 10111 Los Angeles San Gabriel Mountains, Angeles National Forest: Gold Creek off Little Tujunga Canyon. 549 Comment
  RSA772306  Gilia R. G. Swinney 2009-4-28 10527 -A Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR281972  Gilia R. G. Swinney 2014-4-17 16093 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  POM6520  Gilia angelensis P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles Puddingstone Canyon, San Dimas. 244 Comment
  RSA177799  Gilia angelensis R. F. Thorne, P. C. Everett 1965-5-11 34574 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  RSA657286  Gilia angelensis Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -18 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  UC1123799  Gilia angelensis A. D. Gifford 1935-3-15 472 Los Angeles 2 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  UCR138495  Gilia angelensis L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  RSA598068  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1967-5-9 9393 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA621045  Gilia brecciarum subsp. brecciarum J. Mark Porter 1998-4-27 11832 Los Angeles Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.) Comment
  UCR256614  Gilia brecciarum subsp. neglecta Anuja Parikh, Nathan Gale 2011-6-8 3433 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.2 km west of Godde Hill Road, 0.9 km south of California Aqueduct 1100 Comment
  CAS-BOT-BC482460  Gilia capitata R. G. Swinney 2010-3-22 12016 Los Angeles San Gabriel Mountains: Lopez Canyon Rd., 1.4 mi W of Kagel Canyon Road juncation, NE of Pacoima 502 Comment
  UCR129869  Gilia capitata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles San Gabriel Valley, Puddingstone Canyon, San Dimas 335 Comment
  UCR190287  Gilia capitata R. G. Swinney 1998-8-1 6624 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UC23355  Gilia capitata subsp. abrotanifolia J. Burtt Davy May 9 1896-May 24 1896 2660 Los Angeles near Manzana (Antelope Valley, S California); Antelope Valley, near Manzana Comment
  RSA470251  Gilia capitata subsp. abrotanifolia Ora M. Clark 1929-3-29 1799 Los Angeles East of Sandberg. Comment
  UCR89426  Gilia latiflora David Charlton 1991-5-27 5307 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  RSA128238  Gilia latiflora subsp. cuyamensis E. C. Twisselmann 1959-6-2 5326 Los Angeles Summit of Liebre Mountain 1677 Comment
  RSA72995  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-21 18260 Los Angeles along Hwy about 4 mi. S of Gorman on Tejon Pass rd. 1067 Comment
  UCR84373  Gilia latiflora subsp. latiflora T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4787 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA0011604  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-15 5694 Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  RSA549584  Gilia malior Tim Ross 1992-4-4 6079 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UC23571  Gilia modocensis J. Burtt Davy May 9 1896-May 24 1896 2322 Los Angeles Antelope Valley Comment
  UC908474  Gilia nevinii Frank W. Peirson 1923-4-9 3433 Los Angeles Wilsons Cove and adjacent terrain , Wilsons Cove and adj terrain (San Clemente Island) Comment
  SBBG122092  Gilia ochroleuca subsp. bizonata A. Parikh, N. Gale 2003-5-10 729 Los Angeles Bald Mtn, 1 km SE of summit, 0.8 km SW of Old Ridge Rd 1185 Comment
  UCR143062  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Transverse Ranges, Liebre Mtns, 0.5 mi east of Gorman 1159 Comment
  RSA0016258  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  RSA0017125  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-23 6994 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  CAS-BOT-BC402079  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Summit Mt. Pacifico, San Gabriel Mts. 2148 Comment
  SBBG118581  Gilia sinuata L. Gross, O. Mistretta, V. Soza 2003-5-13 872 a Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UCR60815  Gilia sinuata Steve Boyd, Orlando Mistretta 1986-3-31 1528 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  CAS-BOT-BC266497  Githopsis diffusa A. Davidson 1892-6-12 s.n. Los Angeles Wilson Peak Trail Comment
  CAS-BOT-BC303661  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  RSA593589  Glycyrrhiza lepidota Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8835 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA631381  Gnaphalium californicum Valerie L. Soza, Kent Hughes 1999-6-4 469 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  UCR38880  Gnaphalium californicum B. A. Prigge 1985-6-14 6395 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA526526  Gnaphalium californicum Steve Boyd 1990-4-7 4265 a Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA595135  Gnaphalium luteoalbum Steve Boyd 1996-4-25 8700 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  RSA0012267  Gnaphalium palustre Orlando Mistretta, Youssef Atallah 2011-8-12 6027 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA789059  Gnaphalium palustre Jane Tirrell, Graham Bothwell 2012-7-11 LS 0111 Los Angeles South side California State Route 2 near mile marker 67.7 2309 Comment
  UCR89975  Gnaphalium palustre Scott D. White, C. McGaugh 1995-6-6 3231 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA594639  Gnaphalium thermale Steve Boyd, Lauren Raz 1996-10-29 9116 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  RSA612150  Goodmania luteola Steve Boyd, Kent Hughes 1998-5-5 10181 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA527633  Guillenia lasiophylla Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4387 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  CHSC95863  Gutierrezia californica LeRoy Gross; Steve Fischer, Gary Wallace, et al. 2002-12-7 676 Los Angeles Transverse Ranges: San Gabriel Mountains Region: Limekiln Canyon. High-angle seismic plain in lower part of canyon before it empties into Pacoima wash. 518 Comment
  UC527633  Gutierrezia californica C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  UCR124604  Gutierrezia microcephala B. C. Templeton 1932-8-26 5115 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  SDSU19670  Hazardia cana Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2199 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 183 Comment
  SEINET13203208 Image available Hazardia squarrosa var. grindelioides R. G. Swinney 2011-1 15866 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UC74042  Hazardia squarrosa var. grindelioides Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  SBBG127981  Hedypnois cretica M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2759 Los Angeles just behind sandy beach, White's Landing 6 Comment
  RSA0022988  Helenium bigelovii Duncan S. Bell, Caitlin Elam 2013-8-1 5560 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA607684  Helenium bigelovii Scott D. White 1997-6-29 5400 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA638955  Helenium bigelovii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  RSA0096949  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5348 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  RSA29892  Helianthemum scoparium L. C. Wheeler 1932-6-4 807 Los Angeles Live Oak Canyon 518 Comment
  RSA771324  Helianthemum scoparium R. F. Thorne, Sherwin Carlquist 1966-4-29 36315 Los Angeles Channel Islands: Santa Catalina Island. 381 Comment
  SFV2335  Helianthemum scoparium R. L. Armacost May 1960 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2 miles east of Malibu Canyon Road. Comment
  UCR204893  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  UCR273123  Helianthemum scoparium R. G. Swinney 2011-4-26 14512 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  CAS-BOT-BC305416  Helianthus annuus Ernest C. Twisselmann 1955-9-15 2375 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  RSA0081314  Helianthus annuus R. G. Swinney 2010-4-28 12411 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0083013  Helianthus annuus R. G. Swinney 2010-5-4 12510 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA657159  Helianthus annuus Joseph M. Keefe 1978-4-20 22722 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  POM359983  Helianthus annuus subsp. lenticularis Robert Gustafson 1980-8-29 1879 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  CAS-BOT-BC305699  Helianthus gracilentus Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pk., Los Angeles - Ventura Cos. Comment
  UCR142902  Helianthus gracilentus C. W. Tilforth, G. Steenhuizen 1973-7-6 892 Los Angeles San Gabriel Mtns., road along west side of San Antonio Canyon, north of Claremont 1220 Comment
  CAS-BOT-BC310103  Hemizonella minima Geo. B. Grant 1906-6-15 6689 Los Angeles Summit Mt Wilson Comment
  RSA248829  Hemizonia clementina R. F. Thorne 1973-4-12 42888 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA580471  Heracleum maximum T. S. Ross, Steve D. Boyd 1994-5-11 7796 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. 1317 Comment
  RSA569915  Hesperocnide tenella Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4826 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SEINET5778845 Image available Hesperoyucca whipplei Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  UCR275503  Heterocodon rariflorum D. E. Bramlet 2011-8-17 4932 Los Angeles San Gabriel Mountains, NW of Hwy 2 near Chilao Campground 1619 Comment
  CAS-BOT-BC143672  Heteromeles arbutifolia A. C. Sanders; T. B. Salvato 2009-5-19 36819 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CAS-BOT-BC143681  Heteromeles arbutifolia Knopf; Johnson 1930-1-30 1458 Los Angeles Avalon Canyon, Catalina Island Comment
  RSA0072418  Heteromeles arbutifolia Joseph M. Keefe 2001-3-13 31082 Los Angeles North across street from 774 Tipton Terrace, 0.3 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 262 Comment
  SBBG96809  Heteromeles arbutifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4231 Los Angeles lower half of China Cyn, W side Comment
  UC557695  Heteromeles arbutifolia Nell Murbarger Apr 1936 120 Los Angeles San Clemente Island Comment
  UC860417  Heteromeles arbutifolia Ira W. Clokey, B. Templeton Jul 1929 4589 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  CAS-BOT-BC318879  Heterotheca grandiflora Alice Eastwood 1906-5-27 170 Los Angeles San Pedro Comment
  POM158002  Heterotheca grandiflora M. B. Dunkle 1928-2-19 1710 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  RSA0074395  Heterotheca grandiflora M. L. Bryan 1928-9-19 29 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  SBBG63106  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1928-9-23 Los Angeles Neenach Comment
  RSA0096742  Heuchera elegans Scott D. White, Dave Bramlet 1998-6-29 6805 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UCR129355  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mtns., north slope, Strawberry Peak 1753 Comment
  UCR204193  Heuchera elegans Mark A. Elvin, Orlando Mistretta 1995-9-15 100 Los Angeles Transverse Ranges; San gabriel Mountains, Glendora Saddle up trail to Lookout Mountain 1494 Comment
  RSA0062986  Heuchera elegans Fordyce Grinnell Jr. 1918-7-8 s.n. Los Angeles Mt. Islip Ridge, San Gabriel Mountains. 2561 Comment
  RSA675866  Hirschfeldia incana LeRoy Gross 2003-3-7 766 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  POM1835  Holodiscus discolor Elizabeth Lodge 1900-6-5 32 Los Angeles Canyon near Claremont. 457 Comment
  RSA488446  Holodiscus discolor Mark Hoefs 1974-9-17 535 Los Angeles Santa Catalina Island. Gallagher's Canyon- lower west fork. 30 Comment
  RSA755884  Holodiscus microphyllus R. G. Swinney 2008-7-24 9279 Los Angeles Waterman Mountain 2412 Comment
  UCSB6770  Hordeum brachyantherum subsp. californicum B., K. 1943-3-31 Los Angeles San Dimas Experimental Forest, San Gabriel Mountains Comment
  SD252247  Hordeum depressum Steven A. Junak 1999-5-20 Sca 957 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road. 305 Comment
  CATA1663  Hordeum intercedens Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2952 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  SBBG13303  Hordeum murinum M. A. Piehl 1962-6-9 62350 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR255828  Hordeum murinum R. G. Swinney 2010-5-12 12736 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR51317  Hordeum murinum A. C. Sanders 1988-2-3 7598 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  POM180361  Hordeum murinum subsp. glaucum Edwin B. Bartram 1920-2-5 s.n. Los Angeles Santa Monica Beach Comment
  RSA529293  Hordeum murinum subsp. leporinum Timothy S. Ross 1991-4-8 4469 Los Angeles Elephant Hill: western Pomona 229 Comment
  SD69505  Hordeum murinum subsp. leporinum Robert F. Thorne 1966-4-4 35777 Los Angeles Santa Catalina Island: Blue Cavern Point, NE of Isthmus Cove 29 Comment
  SD90266  Hordeum murinum subsp. leporinum Robert F. Thorne 1973-4-11 42821 Los Angeles San Clemente Island, Upper part of Norton Canyon, rocky canyon bottom 334 Comment
  RSA764752  Hordeum vulgare Doris Hoover Bowers 1957-5-2 76 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  RSA642284  Horkelia rydbergii Orlando Mistretta 1995-7-11 1871 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 1/2 mile downstream from Alder Saddle. 1509 Comment
  CAS-BOT-BC55481  Hornungia procumbens Ernest C. Twisselmann 1962-4-10 6849 Los Angeles Mojave Desert. Antelope Valley. Avenue A 2.8 miles west of Highway 6. Comment
  UCR34524  Hulsea heterochroma G. F. Pratt 1984-8-1 s.n. Los Angeles San Gabriel Mtns., near summit of Mt. Baden-Powell 2835 Comment
  RSA250348  Hulsea vestita subsp. gabrielensis R. F. Thorne, Tilforth, Dourley, Scoggin 1972-8-11 42223 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  CDA38602  Hydrilla verticillata CDFA Staff 1980-10-15 s.n. Los Angeles Los Angeles Museum (of Natural History?) 0 Comment
  LA202299  Ipomoea mutabilis Arthur C. Gibson; 2004-8-25 5057 Los Angeles Santa Monica Mountains, Pacific Coast Hwy, W of Topanga Canyon Blvd at Topanga Creek Comment
  RSA0110555  Isocoma menziesii Steven A. Junak, Keri Kirkland 1997-11-15 SCa- 485 Los Angeles Santa Catalina Island: 1 mile NW of Cactus Peak, at E end of conspicuous limestone ridge. 387 Comment
  CATA2950  Isocoma menziesii var. decumbens Sarah Ratay 2011-8-16 144 Los Angeles Santa Catalina Island: Pebbly Beach Road, just E of Lovers Cove, on cliff at edge of road 5 Comment
  UCR141578  Ivesia santolinoides June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UCR206465  Jacaranda mimosifolia A. C. Sanders, T. B. Salvato 2009-5-20 36866 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  CAS-BOT-BC133203  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37169 Los Angeles San Gabriel Valley: Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  CAS-BOT-BC158129  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley: Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drianage 70 Comment
  POM199723  Juglans californica I. W. Clokey, Bonnie C. Templeton 1929-04 4465 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
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Jan 1 2012
  RSA401006  Juglans californica N. C. Cooper 1942-6-3 1681 Los Angeles 31st. St. and Jefferson. Los Angeles Comment
  RSA599208  Juglans californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 518 Comment
  RSA0040549  Juglans hindsii Robert E. Riefner Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 227 Comment
  RSA0113234  Juncus R. G. Swinney 2010-9-30 13906 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  SBBG32028  Juncus acutus R. N. Philbrick with R. F. Thorne 1967-5-9 B 67 -226 Los Angeles lower Middle Ranch Cyn crk Comment
  CATA960  Juncus acutus subsp. leopoldii Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1826 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  RSA235258  Juncus bufonius var. occidentalis M. A. Piehl, Peter H. Raven 1962-6-10 62410 Los Angeles San Clemente Island: [Mount] Thirst. 579 Comment
  UCR192854  Juncus duranii R. G. Swinney 1998-7-14 6420 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA69665  Juncus macrophyllus Joseph A. Ewan, F. R. Fosberg 1931-7-13 4943 Los Angeles Big Cienega above Crystal Lake 1982 Comment
  RSA188249  Juncus mexicanus Robert F. Thorne, Percy C. Everett 1965-6-23 34967 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 305 Comment
  RSA70286  Juncus mexicanus F. W. Peirson 1921-5-20 5352 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  IRVC29007  Juncus rugulosus A. C. Sanders, Mark Elvin 2002-6-25 25278 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA608458  Juncus rugulosus L. C. Wheeler 1946-9-2 6338 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  UCR182698  Juncus saximontanus R. G. Swinney 1997-8-6 5772 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  UCR280581  Juncus textilis R. G. Swinney 2014-5-13 16478 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  SBBG57366  Juncus xiphioides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SBBG119430  Juncus xiphioides S. D. White with K. Hughes 2000-5-17 7867 Los Angeles Soledad Cyn, along Santa Clara River 579 Comment
  NY127798  Juniperus californica T. S. Ross 1990-6-11 3391 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the southwest side of Little Rock Reservoir; Pacifico Mountain 7.5' USGS topo sheet 996.7 Comment
  RSA656784  Juniperus californica Valerie L. Soza, Gary Wallace 2000-1-6 649 Los Angeles Irwindale, San Gabriel Wash: Just north of the 210 Fwy, south of Huntington Drive. 173 Comment
  UCR276779  Juniperus californica R. G. Swinney 2011-4-1 14318 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR139419  Keckiella cordifolia Fay A. MacFadden 1931-1 3005 Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  LA209313  Keckiella ternata H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  RSA400476  Keckiella ternata subsp. ternata Unspecified 1983-7-18 2776 Los Angeles San Gabriel Mountains, Angeles Crest Highway at the junction of the Mt. Wilson turnoff. 1463 Comment
  RSA660184  Keckiella ternata subsp. ternata Orlando Mistretta 1992-7-9 655 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SBBG66601  Keckiella ternata subsp. ternata Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  UCR225195  Kyllinga brevifolia Steve Boyd 2005-7-27 11634 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to the Athenaeum (Faculty Club) 247 Comment
  CATA1520  Lactuca saligna Mark L. Hoefs, Steven A. Junak 1996-7-9 2738 Los Angeles Santa Catalina Island: Upper Cape Canyon at reservoir 341 Comment
  LA32080  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-18 sn Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  LA105355  Lamarckia aurea Barry A. Prigge; 1989-4-23 8423 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  UC519966  Lamium amplexicaule Louis Wheeler 1933-1-28 1457 Los Angeles San Marino 137 Comment
  POM2171  Lastarriaea coriacea L. R. Abrams 1901-4-1 1218 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC338116  Lasthenia californica Ernest Braunton 1902-4-1 253 Los Angeles North Pomona Comment
  CAS-BOT-BC338147  Lasthenia californica C. F. Baker 1904-4-4 4087 Los Angeles Elsinore Comment
  POM50713  Lasthenia californica L. R. Abrams 1901-04 1248 Los Angeles Santa Monica Mountains Comment
  CAS-BOT-BC354216  Lasthenia coronaria L. R. Abrams 1901-4-1 1388 Los Angeles Monte Vista Comment
  RSA361569  Lasthenia glabrata subsp. coulteri H. L. Bauer 1933-4-20 17532 Los Angeles Near Malibu. Along the Roosevelt Highway near the beach. Comment
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Jan 14 2008
  SEINET3146019  Lasthenia glabrata subsp. glabrata M. E. Jones sn Los Angeles Pasadena Comment
  SJSU7537  Lasthenia gracilis L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  UC1614261  Lasthenia gracilis Charles M. Belshaw 1935-3-29 504 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp, W. Antelope Valley); W. Antelope Valley, La Liebre Scarp Comment
  UC1594382  Lasthenia gracilis Tim Ross and Amy Kendall 1992-4-15 6194 Los Angeles central upland portion sw Ledge (1328 ft knoll w of Stone Field Station) (236 deg sw ca 170 m distant from summit of Ledge); San Clemente Island 393 Comment
  UCR272930  Lathyrus odoratus Steven A. Junak 2000-5-18 SCa- 1295 Los Angeles Channel Islands, Santa Catalina Island, just east of town at isthmus, plant stop 15 Comment
  RSA0088108  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  UCR124361  Lathyrus vestitus I. W. Clokey, B. C. Templeton 1929-1 4463 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA405700  Lathyrus vestitus subsp. laetiflorus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  RSA595683  Lathyrus vestitus subsp. laevicarpus T. S. Ross, Victor W. Steinmann 1995-5-8 8549 Los Angeles First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 939 Comment
  UCSB8570  Lathyrus vestitus var. alefeldii Sage, Paul 1958-2-1 Los Angeles South wall of Millard Canyon slope, 1/4 mile below waterfall, 175 yds. above stream bed 594 Comment
  RSA434053  Lavatera assurgentiflora subsp. assurgentiflora Anstruther Davidson 1891-6-25 s.n. Los Angeles Bird Rock, Santa Catalina Island. Comment
  UCR205529  Lavatera cretica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36911 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  SJSU5534  Layia glandulosa C. W. Sharsmith 1957-4-13 6374 Los Angeles c. 1 mi S of Gorman 1066 Comment
  RSA11173  Layia glandulosa C. B. Wolf 1926-5-1 195 Los Angeles 2 miles W of Burbank, on Victory Blvd, San Fernando Valley Comment
  UCSB49516  Layia glandulosa Smyth, A. 1983-5-8 Los Angeles North side of Gorman Park Road, @ 2 miles E of intersection with I-5 365 Comment
  CAS-BOT-BC380215  Layia platyglossa M. E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
  POM305146  Layia platyglossa Henry J. Ramsey, Henry J. Ramsey 1937-4-26 431 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  SD239498  Lemna minuta R. G. Swinney 2009-3-11 10083 Los Angeles San Gabriel Mountains Foothills: Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park (Azusa 7.5'Q) 295 Comment
  RSA300979  Lepechinia fragrans D. C. Michener, Walter Wisura 1982-8-7 4169 Los Angeles San Gabriel Mtns: Northeast-facing ridge between Wolfskill & West Fork of Palmer canyons. 1220 Comment
  RSA409625  Lepechinia fragrans Verda Harlow 1936-07 s.n. Los Angeles Arroyo Seco Canyon . Comment
  SD52156  Lepidium S. B. Parish 1908-6-5 Los Angeles Los Angeles Comment
  CAS-BOT-BC89302  Lepidium flavum Ira L. Wiggins 1966-5-24 20649 Los Angeles Along Palmdale Boulevard between 90 Street E and 150 Street E, about 15 miles east of Palmdale. Mohave Desert. Comment
  CAS-BOT-BC89306  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  UC673528  Lepidium fremontii H. L. Mason 1926-4-27 3056 Los Angeles 30 mi w Victorville; Mohave Desert Comment
  UCR220210  Lepidium fremontii R. G. Swinney 2009-4-24 10470 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCSB33639  Lepidium fremontii Mckee, Walter 1963-5-9 Los Angeles Little Rock Dam; San Gabriel Mountains 914 Comment
  UCR25949  Lepidium pinnatifidum John C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd., along RR tracks between Westwood and Beverly Glen Blvds. 90 Comment
  RSA584103  Lepidium strictum Timothy S. Ross, S. D. Boyd 1990-5-15 2521 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  CAS-BOT-BC60039  Lepidium virginicum var. menziesii Ernest Braunton 1902-5-10 326 Los Angeles Rivera. Comment
  CHSC95487  Lepidospartum squamatum LeRoy Gross; Valerie Soza 2001-5-31 393 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  PASA1347  Lepidospartum squamatum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA550007  Lepidospartum squamatum var. squamatum Scott D. White 1992-10-8 899 B Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UCR186597  Leptochloa uninervia T. B. Salvato, Sarah Flack 2007-8-8 3035 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA0108845  Leptosiphon aureus subsp. aureus R. G. Swinney 2010-6-1 13137 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SD90455  Leptosiphon bicolor Robert F. Thorne 1973-4-12 42960 Los Angeles San Clemente Island; grassy canyon slopes of large canyon south of Mosquito Cove north of Chenity. 334 Comment
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  RSA76237  Leptosiphon liniflorus F. W. Peirson 1951-6-23 942 Los Angeles Near Kewen Lake, Pasadena Comment
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Mar 27 2009
  CHSC57169  Leptosyne bigelovii Carl W. Hill 1980-4-5 5 Los Angeles Ca 200 yds south of intersection of Hwy I-5 and Gorman, along side of road; 75 mi north of Los Angeles. 1158 Comment
  RSA758065  Leptosyne bigelovii D. E. Bramlet, Jennifer Pareti 2008-4-14 4183 Los Angeles Transverse Ranges; Liebre Mts. Region; Bouquet Canyon, 762 m SE of Bouquet Canyon Road and 549 m S Hayfork Road Comment
  SFV4017  Lessingia glandulifera var. glandulifera M. L. Vincent 1962-10-4 297 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. 475 Comment
  JEPS52197  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1966-9-8 12787 Los Angeles Castaic Valley; San Emigdio Range and Mt. Pinos 1188 Comment
  RSA0042670  Lessingia glandulifera var. glandulifera S. Kaatmann 1998-10 12 Los Angeles Pitzer College Arboretum. The interior of the Outback, near the path closest to the western boundary. 350 Comment
  CAS-BOT-BC339563  Lessingia glandulifera var. peirsonii Ynez Whilton Winblad 1937-9-1 s.n. Los Angeles Ridge Route Comment
  UCR182681  Ligustrum lucidum R. G. Swinney 1998-4-13 5953 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  UCR238631  Lilium humboldtii subsp. ocellatum Anuja Parikh, Nathan Gale 2010-6-29 3376 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.6 km east of Cogswell Dam, just south of Devil's Canyon Dam Truck Trail 620 Comment
  SEINET12279028  Linanthus androsaceus Unknown 1933-1 8422 Los Angeles Comment
  RSA469953  Linanthus aureus I. M. Johnston 1917-5-13 977 Los Angeles El Monte. 122 Comment
  UCR110893  Linanthus aureus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22002 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  RSA73005  Linanthus aureus F. W. Peirson 1917-5-13 947 Los Angeles West of Little Rock. Comment
  UC588167  Linanthus breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  UCR205923  Linanthus breviculus R. G. Swinney 2008-5-5 8763 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  HSC17058  Linanthus californicus C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  LA34970  Linanthus californicus Mary V. Hood; 1939-5-29 39- 57 k* Los Angeles near Charlston Flats Comment
  UCSB5148  Linanthus californicus Kamb, Peter 1947-5-25 Los Angeles Millard's Canyon near Sunset Ridge guard station, San Gabriel Mts 670 Comment
  UCSB8481  Linanthus californicus Haller, Norman 1953-5-10 Los Angeles Angeles Crest Hwy about. 2 miles from Foothill Blvd. San Gabriel Mts Comment
  UCD118502  Linanthus dianthiflorus Robert F. Thorne Date Unknown 34461 Los Angeles N slope of Black Jack Mountain, Santa Catalina Island. 457 Comment
  RSA334155  Linanthus dichotomus subsp. dichotomus R. F. Thorne 1973-5-11 43552 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  CHSC95744  Linanthus parryae LeRoy Gross 2005-5-3 2200 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  UC23758  Linanthus parryae J. Burtt Davy May 9-24 1896 2558 Los Angeles Manzana Antelope Valley Comment
  UCR280737  Linanthus parryae R. G. Swinney 2014-4-30 16289 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA122093  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 miles N. of Manzana,Tejon. 854 Comment
  UCR192541  Linanthus parviflorus T. B. Salvato 2008-4-25 3344 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  UCR107804  Linanthus pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 Los Angeles Liebre Mountains, Portal Ridge, north of the San Andreas Rift Zon, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  POM4229  Linaria canadensis var. texana C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
  RSA0068088  Lindernia dubia Michael C. Long 2015-7-16 926 Los Angeles El Monte, Peck Road Water Conservation Park (County Park). Southwestern edge of broad peninsula, along South Lake, separating lakes into two sections. 87 Comment
  RSA84368A  Lithophragma bolanderi Raymond J. Dobbs 1927-5-3 7671 Los Angeles Arroyo Seco, 2 miles above Relay, south face of San Gabriel Mountains. Comment
  RSA468249  Lithophragma heterophyllum Fordyce Grinnell Jr. 1921-4-3 15728 Los Angeles Pacoima Canyon. Comment
  UCR179283  Lithophragma heterophyllum R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park [=Big Dalton Canyon Wilderness Park], Hidden Canyon 442 Comment
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Oct 5 2010
  UCR258574  Lobelia dunnii var. serrata R. G. Swinney 2010-8-26 13602 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA657439  Lobularia maritima Joseph M. Keefe 2001-1-19 30897 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  IRVC26377  Lobularia maritima Mark A. Elvin, Kim Marsden 2003-8-8 2975 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  SEINET11261189  Lobularia maritima Pamela G. Jones 1967-12-28 84 Los Angeles 5200 Onacrest Dr., Los Angeles.; 0 Comment
  UCSB6989  Lobularia maritima Haller, Norman 1953-3-31 Los Angeles Corner or Hilgard and LeConte, U.C.L.A. Comment
  RSA0113373  Loeflingia squarrosa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7526 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA0063610  Loeseliastrum matthewsii Anstruther Davidson 1922-5-28 s.n. Los Angeles Mojave Desert. [County not specified: Los Angeles, San Bernardino or Kern.] Comment
  SBBG17762  Logfia arizonica P. H. Raven 1962-5-9 17671 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  SBBG19188  Logfia arizonica M. A. Piehl 1963-12-7 631075 Los Angeles point opposite Pyramid Head on SE tip of island 10 Comment
  UCR281395  Logfia depressa R. G. Swinney 2014-4-24 16215 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  SDSU4136  Logfia filaginoides H. Wedberg 1966-4-3 1183 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  SD126066  Logfia gallica A. C. Sanders 1988-5-18 7820 Los Angeles El Segundo Dunes immediately west of L. A. International Airport and east of Vista Del Mar Blvd. Comment
  RSA623854  Lolium perenne subsp. multiflorum Jon E. Keeley 1979-5-10 7285 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  RSA86711  Lolium temulentum F. W. Peirson 1918-4-28 1607 Los Angeles Road east and south of El Monte. Comment
  RSA608884  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Creek. 853 Comment
  RSA716668  Lomatium mohavense Scott D. White, Pam De Vries 2006-5-10 11451 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA452099  Lomatium mohavense L. E. Hoffman 1932-3-8 s.n. Los Angeles Arratre Canyon, N. side Mt. Gleason Comment
  CAS-BOT-BC240488  Lonicera hispidula Carl B. Wolf 1932-5-10 3504 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 Comment
  OBI26277  Lonicera japonica Mark E. Schneider 1973-11-28 s.n. Los Angeles Woodland Hills; Pierce college Arboretum Comment
  CAS-BOT-BC234865  Lonicera subspicata var. denudata Robert F. Thorne; D. Propst 1968-5-27 37623 Los Angeles Santa Catalina Island: in upper Skull Canyon 304 Comment
  SFV21117  Lonicera subspicata var. denudata L. Gross 2003-6-19 1098 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  RSA589230  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-8 2917 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA350756  Lotus argophyllus var. hancockii M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  RSA406100  Lotus crassifolius var. crassifolius F. C. Boutin 1966-4-12 s.n. Los Angeles Mtl Lukens, north of La Crescenta 1524 Comment
  PASA1085  Lotus grandiflorus 1929-5-17 Los Angeles Ridge Route Comment
  RSA547461  Lotus heermannii var. heermannii T. S. Ross 1992-7-24 6752 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 degrees SE, 1065 m distant from summit 1561 Comment
  UC80704  Lotus humistratus Anstruther Davidson Los Angeles near Lancaster Comment
  RSA532829  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-14 5789 Los Angeles Pacifico Mtn Rd, 0.5 mi E of Lower Pacifico Campground Rd. 1927 Comment
  RSA772392  Lotus procumbens R. G. Swinney 2009-5-12 10717 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  UCR124710  Lotus procumbens B. C. Templeton 1933-6-16 5133 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  UCR259258  Lotus purshianus R. G. Swinney 2010-9-9 13746 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA0068452  Lotus salsuginosus R. G. Swinney 2010-3-30 12118 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR280503  Lotus salsuginosus R. G. Swinney 2014-5-13 16492 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA498810  Lotus salsuginosus Dayton, Dayton 1925-4-15 s.n. Los Angeles Baldwin Hills Comment
  RSA592695  Lotus salsuginosus L. C. Wheeler 1967-5-8 9325 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA695433  Lotus scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  UCR41724  Lotus scoparius G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA348070  Lotus scoparius Dave Kelly, W. Wisura 1986-4-30 4115 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  SFV4238  Lotus scoparius C. M. Wainwright 1967-5-11 s. n. Los Angeles Santa Monica Mountains 0.25 miles of Topanga Canyon Blvd. off of Hillside Drive. 412 Comment
  RSA406849  Lotus scoparius var. brevialatus L. E. Hoffman 1927-7-10 s.n. Los Angeles Swarthout canyon Comment
  IRVC26322  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26006 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  POM50639  Lotus strigosus L. R. Abrams 1901-04 1287 Los Angeles Devil's Gate Comment
  RSA594588  Lotus strigosus L. C. Wheeler 1967-5-7 9291 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  RSA724521  Lotus strigosus K. Dobry 1991-5-2 563 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SEINET9331416  Lotus strigosus Unknown 1998-4-14 5976 Los Angeles San Gabriel Mountains/Southern Mojave Desert Comment
  UCR281161  Lotus strigosus R. G. Swinney 2014-5-27 16651 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA590528  Lotus strigosus Orlando Mistretta 1994-3-30 963 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA608935  Lotus unifoliolatus L. C. Wheeler 1931-5-8 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  UCR125149  Ludwigia A. C. Sanders, Mark Elvin 2002-6-25 25286 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  LA210571  Ludwigia peploides subsp. peploides Arthur C. Gibson; 2003-7-25 4939 Los Angeles 220 Comment
  UCR222801  Lupinus R. G. Swinney 2009-5-9 10707 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  CAS-BOT-BC201198  Lupinus Edith A. Purer 1935-5-11 6543 Los Angeles Malibou Road Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  CAS-BOT-BC201417  Lupinus albifrons var. albifrons Carl B. Wolf 1932-5-13 3627 Los Angeles Santa Catalina Island. 100 yds. above the Wishbone, on the Avalon-Isthmus Road 243 Comment
  RSA0072196  Lupinus albifrons var. austromontanus Daisie Huang 2008-5-13 08051301 Los Angeles North Peace Valley Rd, just south of Falcon Way. 1219 Comment
  CHSC8292  Lupinus bicolor Edward L. Smith 1957-5-9 168 Los Angeles In a wash, Pomona College campus, at Claremont. 365 Comment
  RSA482510  Lupinus bicolor Richard Noyes 1988-4-30 554 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UCD107280  Lupinus bicolor Daryl Koutnik; Bruce Holguin 1978-4-1 205 Los Angeles W side of Anthony Road, north of Sierra Highway in the Sierra Pelona Valley, 890 Comment
  UCR60558  Lupinus bicolor R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 55000 Los Angeles San Gabriel Mountains, grassy slopes above Little Rock Creek, below dams 976 Comment
  RSA573562  Lupinus bicolor subsp. microphyllus T. S. Ross 1992-6-15 6586 Los Angeles Whitier Hills(local namefor the western extremity of the Puente Hills) Knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  UCR76414  Lupinus bicolor subsp. umbellatus T. S. Ross 1992-4-16 6199 Los Angeles Channel Islands, San Clemente Island, central part of the island; 268 deg. W, 500 m distant from 1603 ft. peak above Stone Field Station 439 Comment
  UC285025  Lupinus elatus P. A. Munz 1923-8-31 7677 Los Angeles Swartout Valley San Gabriel Mountains 2575 Comment
  RSA0041921  Lupinus excubitus var. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  UCR274620  Lupinus excubitus var. austromontanus Daisie Huang 2008-3-18 80318- 02 Los Angeles Along Gorman Post Road, near large 'Gorman' billboard 1120 Comment
  RSA226544  Lupinus excubitus var. hallii C. W. Tilforth 1969-5-31 194 Los Angeles Small Canyon 1/2 mile E of intersection of Colima Rd and Punta Del Este Ave, north of Whittier, Comment
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Aug 6 2014
  RSA588640  Lupinus excubitus var. johnstonii Orlando Mistretta 1994-5-31 1270 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2073 Comment
  RSA414788  Lupinus formosus var. formosus I. M. Johnston 1917-7-1 1754 Los Angeles San Antonio Mountains. Browns Flats. 1310 Comment
  POM156284  Lupinus formosus var. formosus L. R. Abrams 1902-6-30 2577 Los Angeles Mt. Wilson. Comment
  CHSC98041  Lupinus hirsutissimus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 701 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  RSA0053866  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0115849  Lupinus hirsutissimus Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 561 Los Angeles Santa Catalina Island. Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 305 Comment
  SEINET10903774  Lupinus hirsutissimus Robert F. Thorne 1971-4-2 Thorne 41408 Los Angeles San gabriel mts.: Johnson's pastures, n of mountain ave., Claremont. 549 Comment
  RSA584881  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  LA205134  Lupinus latifolius var. parishii Victor Duran; 1933-7-21 3523 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  UC56613  Lupinus latifolius var. parishii H. M. Hall May 1902 3233 Los Angeles head of Simi Val. head of Simi Val. <Simi Valley> Comment
  JEPS127383  Lupinus longifolius Robert Steers 2003-5-17 Los Angeles Palos Verdes Peninsula. Rolling Hills Estates. Comment
  POM145832  Lupinus longifolius Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  RSA658691  Lupinus longifolius J. S. Burns 1992-5-11 23 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  UCR220057  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  POM20546  Lupinus microcarpus var. microcarpus F. W. Peirson 1922-6-4 4223 Los Angeles Soledad Pass, sw Mojave Desert. 945 Comment
  RSA628667  Lupinus peirsonii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains 2012 Comment
  RSA655742  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 2000-4-15 20692 Los Angeles 1 mile SE of Newhall in Whitney Canyon SE of junction of San FernandoRoad and State Hwy 14, in open grazed ridge along Whitney Canyon road just S of Whitney Canyon. 610 Comment
  RSA414303  Lupinus succulentus F. R. Fosberg 1931-3-27 4414 Los Angeles Pebble Beach Road, Santa Catalina Island. 5 Comment
  SEINET10489069  Lupinus truncatus Collins, 1973-4-30 Collins 248 Los Angeles Angeles national forest, san gabriel mtns. Ca 1/2-1 mi into canyon from start Of pack trail, on open grassy slope, coastal sage scrub. Trail canyon. 640 Comment
  RSA414381  Lupinus truncatus Samuel R. Tyson 1942-5-1 s.n. Los Angeles San Dimas Exper. For., San Dimas Canyon trial to flumes 4 & 5 Comment
  RSA536078  Lupinus truncatus Tim S. Ross 1991-5-21 5420 Los Angeles San Clemente Island, E fork of Box Canyon near its junction with the westerly fork 453 Comment
  RSA587979  Luzula comosa var. laxa Orlando Mistretta, Timothy S. Ross 1994-6-1 1293 Los Angeles San Gabriel Mountains. Santiago Canyon; Pacifico Mountian, near top of Santiago Canyon. 1921 Comment
  SD248504  Lycium brevipes var. hassei R. E. Jr. Riefner 2010-4-4 10 8 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, ca. 0.25 mi N from Paseo Del Mar along Palos Verdes Drive West. Bluff-top and along trail. 92 Comment
  RSA661030  Lycium californicum Orlando Mistretta 1992-4-5 173 Los Angeles Guds, San Clemente Island. Comment
  SBBG17876  Lycium californicum P. H. Raven 1962-4-9 17155 Los Angeles Wilson's (Wilson) Cove 91 Comment
  SBBG95709  Lyonothamnus floribundus var. floribundus M. B. Dunkle 1928-5-20 1962 Los Angeles head of Swain's (Swain) Cyn Comment
  RSA93173  Machaeranthera canescens var. canescens F. W. Peirson 1923-8-30 4008 Los Angeles Le Montaine, north of Big Pines, ['Mescal Creek'] 2226 Comment
  RSA94373  Madia exigua F. W. Peirson 1921-6-21 2446 Los Angeles West Fork of San Gabriel River 610 Comment
  LA200249  Madia gracilis Norman A. Cole; May 1964 370 b Los Angeles Santa Monica Mountains, 6.3 mi from Pacific Coast Hwy along Piuma Rd 579 Comment
  POM362204  Madia sativa M. B. Dunkle 1931-4-22 2450 Los Angeles Santa Catalina Island, Avalon Canyon Comment
  RSA69532  Maianthemum stellatum Frank W. Peirson 1921-7-17 2349 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA251495  Malacothamnus clementinus Robert F. Thorne 1973-4-10 42778 Los Angeles San Clemente Island. Head of canyon below Lemon Tank. 305 Comment
  RSA594566  Malacothamnus davidsonii Louis C. Wheeler 1967-7-30 10279 Los Angeles San Gabriel Mountains. Trail Canyon ca. 1/2 way between Tom Lucas campground and BM 3434. 1006 Comment
  UCR266370  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4381 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 375 Comment
  RSA0127211  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  UCD116356  Malacothamnus fasciculatus Marc Meyer 1993-4-25 30 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2.5 mi. N of Tampa offramp of 118 Fwy. 400 Comment
  IRVC26311  Malacothamnus fremontii Mark A. Elvin 2003-8-13 2986 Los Angeles Newhall Ranch, Santa Clara River at the mouth of Long Canyon Santa Clarita Valley 274 Comment
  UC1929662  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  UCR277149  Malacothrix coulteri R. G. Swinney 2011-4-19 14421 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  SD231226  Malacothrix glabrata Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 111 Los Angeles Transverse Ranges; San Gabriel Mountains region: N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA252942  Malacothrix glabrata R. F. Thorne, Gary D. Wallace 1973-4-24 43430 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  POM362374  Malacothrix saxatilis var. tenuifolia Howard Mullins 1931-04 s.n. 15 Los Angeles Griffith Park. Comment
  RSA188370  Malacothrix saxatilis var. tenuifolia R. F. Thorne, Percy C. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  CAS-BOT-BC167867  Malosma laurina L. R. Abrams; I. L. Wiggins 1931-7-4 338 Los Angeles White's Landing, Santa Catalina Island Comment
  RSA386410  Malosma laurina Gary D. Wallace 1978-2-12 1570 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  CAS-BOT-BC206648  Malva assurgentiflora E. R. Blakley 1961-9-23 4739 Los Angeles Bird Rock 1/2 mile offshore from Isthmus Harbor - San Clemente Island 6 Comment
Read comments
Jul 20 2018
  UCR255478  Malva pseudolavatera Dan S. Cooper 2014-6-26 614- 40 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  UCR265535  Malva pseudolavatera Dan S. Cooper 2015-3-22 315- 21 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  UCR92668  Malva pseudolavatera Scott D. White 1996-3-18 3835 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  CAS-BOT-BC8190  Malvastrum catalinense Alice Eastwood 1917-7-20 6440 Los Angeles Santa Catalina Island Comment
  RSA188200  Marah macrocarpa R. F. Thorne, P. C. Everett 1965-6-22 s.n. Los Angeles Santa Cataline Island; near dump at Lookout Point 61 Comment
  RSA213375  Marah macrocarpa M. B. Dunkle 1939-4-4 7251 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA674313  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 716 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  RSA0086915  Marrubium vulgare R. G. Swinney 2010-5-4 12559 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SEINET13203219 Image available Marrubium vulgare R. G. Swinney 2011-1 14144 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  UCR108173  Marrubium vulgare Valerie Soza, J. Gural 1997-3-26 31 Los Angeles Base of San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  RSA598580  Matricaria matricarioides L. C. Wheeler 1967-5-24 9712 Los Angeles San Gabriel Mountains. Indian Canyon Campground 822 Comment
  UCR55755  Matricaria matricarioides J. A. Adams 1964-5-8 41 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  CAS-BOT-BC422750  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles About 1/4 mile south of the West Fork junction of the San Gabriel River on Highway 39. Comment
  UCSB68629  Medicago lupulina Gross, LeRoy 2004-5-19 Los Angeles Coastal Plains & Basins; San Fernando Valley Basin region; City of Sunland; bluff south side of Big Tujunga Wash, in yard in housing tract called "Sunhill Estates" Comment
  HSC98389  Medicago lupulina Wendell Wood 1970-6-17 5 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  LA210151  Medicago polymorpha D. Dunn; 1941-2-22 682 Los Angeles Santa Monica Mountains, Westwood Blvd, UCLA campus Comment
  SBBG98067  Medicago polymorpha T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5137 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  OBI35701  Medicago sativa Rebecca Cicoria 1982-4-25 47 Los Angeles Palos Verdes Peninsula; upper end of Altamira Cyn, rancho Palos Verdes Comment
  POM204804  Melica imperfecta A. Chase 1904-05 4782 Los Angeles Hills near Claremont Comment
  POM244857  Melica imperfecta F. R. Fosberg 1931-4-22 697 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  POM357045  Melica imperfecta George R. Johnstone 1929-7-14 14089 Los Angeles Griffith Park. Comment
  RSA0021968  Melica imperfecta Duncan S. Bell, Caitlin Elam 2013-6-24 5280 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA226199  Melica imperfecta Gary D. Cromwell 1971-4-30 596 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora. 150 m. from Big Dalton Canyon Road. 426 Comment
  UC1132290  Melica imperfecta H. A. Jensen 1933-4-3 279 Los Angeles Sierra Pelona Valley; Elizabeth Lake Quad. 822 Comment
  UC120494  Melica imperfecta T. S. Brandegee 1890-5-12 58 Los Angeles Santa Catalina Island Comment
  UC1595260  Melica imperfecta Tim Ross and Peter Fritsch 1990-6-20 3626 Los Angeles mouth of Burro Canyon San Gabriel Mountains (near the confluence of the East and West Forks of the San Gabriel River) 445 Comment
  UCR281373  Melica imperfecta R. G. Swinney 2014-5-19 16590 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA127793  Melilotus albus Peter H. Raven, Henry J. Thompson 1959-9-6 14379 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  POM348184  Melilotus indicus T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Woodlands Comment
  RSA670981  Melilotus indicus Joseph M. Keefe 2001-1-19 30915 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  RSA0064524  Melilotus indicus J. Lockyer 1970-5-1 F- 5 Los Angeles Collected at Firestone Scout Ranch, 3 miles northeast of Brea. 304 Comment
  RSA534153  Melilotus indicus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5051 b Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA91367  Melilotus indicus F. W. Peirson 1919-5-21 450 Los Angeles Arroyo Seco, south base of San Gabriel Mountains 426 Comment
  SBBG127031  Mentzelia congesta A. Parikh, N. Gale 2011-6-10 3438 Los Angeles S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns 1305 Comment
  OBI70604  Mentzelia micrantha Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9459 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  RSA446770  Mentzelia micrantha Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  SEINET3155019  Mentzelia micrantha Brandegee 1889-1 sn Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC167623  Mentzelia veatchiana Alice Eastwood; John Thomas Howell 1937-4-26 3967 Los Angeles Near Palmdale Comment
  CHSC3717  Mentzelia veatchiana Sue Boergadine 1966-4-28 4 Los Angeles App. 8 mi. NE Newhall. 914 Comment
  RSA595938  Mentzelia veatchiana Louis C. Wheeler 1967-5-12 9420 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SEINET6654143  Mentzelia veatchiana R. G. Swinney 2008-5-8 8781 Los Angeles San Gabriel Mtns, West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co Park. 0.6 mi southwest of Big Rock Creed Rd.; 0 Comment
  RSA199181  Mesembryanthemum nodiflorum R. F. Thorne, D. Propst 1968-5-27 37641 Los Angeles Santa Catalina Island. Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  CAS-BOT-BC435282  Mesembryanthemum nodiflorum Alice Eastwood 1920-4-20 9378 Los Angeles San Pedro Comment
  RSA0042539  Microseris heterocarpa 1920-05 3366 Los Angeles Hills near Encino. Comment
  POM6702  Microseris lindleyi L. T. Street, G. Williams 1919-4-12 2499 Los Angeles Hills near Puente. Comment
  UCR281646  Microseris lindleyi R. G. Swinney 2014-5-8 16455 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA770895  Microseris linearifolia R. F. Thorne 1965-5-10 34483 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  OBI70924  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-26 9327 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  UCR213953  Microsteris gracilis subsp. humilis Dave Silverman, Cindy Hopkins 2009-4-27 6779 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark 1000 Comment
  CATA1993  Mimulus aurantiacus Steven A. Junak 1997-3-28 386 Los Angeles Santa Catalina Island: Avalon Canyon, along lower end of Hermit Gulch Trail, just uphill from creek crossing 137 Comment
  RSA600409  Mimulus aurantiacus Steve Boyd, Lauren Raz 1997-4-30 9638 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA60286  Mimulus aurantiacus G. R. Campbell 1948-5-13 580 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA640729  Mimulus aurantiacus Louis C. Wheeler 1931-3-30 s.n. Los Angeles LaVerne: Wheeler's residence. . Comment
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Nov 23 2015
  RSA442653  Mimulus aurantiacus var. pubescens H. L. Bauer 1932-5-1 15354 Los Angeles Chaparral near mouth of Topanga Canon. 30 Comment
  RSA668845  Mimulus aurantiacus var. pubescens Carl Wishner 2002-4-2 4230 Los Angeles Puente Hills (Whittier Hills portion), along Turnbull Canyon Road, 1,100 feet northwest of Workman Hill. 305 Comment
  UC314538  Mimulus aurantiacus var. pubescens Marcus E. Jones, A. M. 1926-3-16 Los Angeles w Pomona Comment
  UCR260800  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-8-9 13468 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  LA51868  Mimulus brevipes Carl Epling; M. Epling 1925-5-2 sn Los Angeles Santa Monica Mountains, Griffith Park 335 Comment
  PASA107  Mimulus brevipes Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA26276  Mimulus brevipes Reid V. Moran 1941-5-17 860 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  UCSC000679  Mimulus cardinalis J. H. Barber 1898-6-29 s.n. Los Angeles Santa Monica Canyon Comment
  RSA580689  Mimulus constrictus Tim S. Ross, S. D. Boyd 1994-5-25 7909 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA604989  Mimulus floribundus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  SFV3370  Mimulus fremontii M. L. Vincent 1962-5-7 227 Los Angeles Mojave Desert Highway 0.5 miles from main highway at Pearblossom turnoff to Valyermo. 975 Comment
  SFV16007  Mimulus fremontii S. A. Call, D. C. Joyner 1994-5-14 5 Los Angeles Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 700 Comment
  LA209383  Mimulus guttatus B. R. Hower; 1954-5-14 sn Los Angeles 1/2 mi E of Little Rock, Palmdale Dam Comment
  RSA682650  Mimulus guttatus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1038 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCR194173  Mimulus guttatus R. G. Swinney 1998-7-29 6542 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  RSA80136  Mimulus guttatus F. W. Peirson 1903-4-2 1126 Los Angeles Ditch near Elysian Park, Los Angeles. Comment
  RSA147408  Mimulus pilosus Thos. Craig 1927-6-19 477 Los Angeles Between Acton and Ravenna. Comment
  SBBG80285  Mirabilis californica F. C. Boutin 1967-4-23 1683 Los Angeles Lemon Tank 304 Comment
  UCR271910  Mirabilis laevis R. G. Swinney 2010-4-30 12475 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  RSA464642  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-4-14 54602 Los Angeles Eagles Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  SBBG69792  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-17 Los Angeles Harold Comment
  SBBG118442  Mirabilis laevis var. crassifolia J. Henrickson 1979-3-18 18167 Los Angeles ca. 7 mi N of Newhall in Dry Cyn S of Dry Cyn Reservoir 396 Comment
  SEINET8544931  Mirabilis laevis var. crassifolia G. B. Grant 1904-4-16 791 Los Angeles Los Angeles. Comment
  UCR281407  Mirabilis laevis var. villosa R. G. Swinney 2014-4-30 16298 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR223148  Monardella australis R. G. Swinney 2009-7-22 11330 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0088944  Monardella candicans Bonnie C. Templeton 1971-5-16 11609 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  RSA0042751  Monardella candicans Bonnie C. Templeton 1971-5-16 11609 Los Angeles About 7 miles northeast of Palmdale. 815 Comment
  JEPS73669  Monardella exilis Frank W. Peirson 1921-5-19 2416 Los Angeles Little Rock Creek San Gabriel Mts. 1036 Comment
  RSA651647  Monardella linoides subsp. stricta Marion P. Harthill 1971-9-25 577 Los Angeles Mt. Baden Powell, Angeles National Forest. 2134 Comment
  RSA401626A  Monardella macrantha subsp. macrantha Fordyce Grinnell Jr. 1917-08 3265 Los Angeles near Barley Flats Comment
  UCR164921  Monardella viridis subsp. saxicola Naomi Fraga, T. Thibault 2005-7-26 1632 Los Angeles Transverse Ranges: San Gabriel Mountains region, West Fork of Palmer Canyon 671 Comment
  RSA478837  Monolepis nuttalliana L. C. Wheeler 1933-4-27 1668 Los Angeles San Pedro Hills 304 Comment
  SBBG51651  Monolopia lanceolata R. Gustafson, C. Davidson 1977-4-20 407 Los Angeles Escondido Cyn Rd ca. 1 mi NE of jct with Agua Dulce Cyn Rd 762 Comment
  RSA0087049  Muhlenbergia californica R. G. Swinney 2010-9-9 13790 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG113062  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 600 Los Angeles Whitley's Pk, overlooking upper part of Swain's (Swain) Cyn 374 Comment
  UC76934  Muhlenbergia microsperma Geo. B. Grant June 1901 801 Los Angeles Altadena Comment
  UCR137595  Muhlenbergia microsperma R. G. Swinney 1990-1-6 1510 Los Angeles San Gabriel Mtns, Glendora, c. 0.2 mi SW of Little Dalton Park on Glendora Mountain Road 427 Comment
  POM17980  Muilla maritima Philip A. Munz 1923-5-26 6865 Los Angeles Big Rock Creek 1585 Comment
  UCR210529  Myriophyllum sibiricum R. G. Swinney 2008-12-4 9947 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  SBBG96840  Myriopteris newberryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4228 Los Angeles lower half of China Cyn Comment
  UCR99509  Narcissus papyraceus Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mtns., Along Old Ridge Route north of Templin Hwy and west of the confluence of Castaic Creek and Fish Creek 957 Comment
  CAS-BOT-BC259788  Nassella cernua F. H. Billings 1922-5-1 s.n. Los Angeles Redlands Comment
  RSA584629  Nassella cernua Timothy S. Ross, Janet Takara, Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond isthmus, on main east-west ridgetop, ca 615 meters E of Granite Triangulation Point and 620 meters WNW of Oak Triangulation Point. 488 Comment
  CAS-BOT-BC259913  Nassella lepida Marcus E. Jones 1882-5-2 3544 Los Angeles Pasadena Comment
  RSA151276  Nassella lepida P. H. Raven 1962-4-9 17171 Los Angeles San Clemente Island. Wilson Cove. 61 Comment
  RSA666513  Nassella lepida A. C. Sanders, D. Malueg 2001-5-17 24350 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned., (34 deg 01' 32''N, 118 deg 06' 05'' W) 122 Comment
  SEINET270252  Nassella lepida Scott D. White, AC Sanders 1995-4-27 2958 Los Angeles Upslope from Winter Canyon near Pepperdine University; North of Pacific Coast Highway East of Malibu Canyon Road Sout 91 Comment
  UCD87915  Nassella lepida Peter H. Raven 1959-5-3 14059 Los Angeles Mulholland Drive near Beverly Glen Boulevard. 381 Comment
  JEPS123313  Navarretia fossalis David Gowen with Leigh Johnson 2010-5-12 1107 Los Angeles Vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  LA52272  Navarretia hamata Harlan Lewis; 1940-4-3 1274 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  SD69655  Navarretia hamata Robert F. Thorne 1966-4-28 36263 Los Angeles Santa Catalina Island; water tank above Mausoleum, Avalon Canyon above road 182 Comment
  RSA0091864  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1569 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  UC737251  Navarretia prostrata Frank W. Gould 1944-6-17 2353 Los Angeles Western Ave at 131st St, Los Angeles Los Angeles Comment
  UCR155604  Navarretia setiloba A. C. Sanders 2005-5-11 30136 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UC890872  Nemacladus longiflorus var. longiflorus Alice Eastwood 1906-6-5 232 Los Angeles Roscoe Comment
  UC24243  Nemophila menziesii H. M. Hall May, 1902 3064 Los Angeles Elizabeth Lake Comment
  RSA0091743  Nemophila pedunculata R. G. Swinney 2011-5-26 14847 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UCR150891  Nemophila pedunculata Valerie Soza, L. Moore 1999-6-30 581 Los Angeles Transverse Ranges; San Gabriel Mtns, Upper Winter Creek Trail 854 Comment
  SEINET3072102  Nerium oleander Gary Hartvigsen 1969-5-14 Los Angeles Glendora, Glendora Comment
  CATA1804  Nicotiana glauca Benjamin E. Carter 2012-8-23 6988 Los Angeles Santa Catalina Island: Airport Road, ca. 1/4mi north of Middle Ranch Road 405 Comment
  RSA172328  Nicotiana glauca Robert F. Thorne, James Henrickson 1963-5-5 32276 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA458913  Oenanthe sarmentosa L. C. Wheeler 1933-7-7 1918 Los Angeles Lexington Wash near El Monte. 73 Comment
  UCSB30403  Oenothera deltoides subsp. cognata Krasner, Larry 1975-5-25 Los Angeles 2.5 miles from Calif. 14 on Old Sierra Highway 792 Comment
  UC20445  Oenothera deltoides subsp. deltoides J. Burtt Davy May 9 1896-May 24 1896 2276 Los Angeles Lancaster Antelope Valley Comment
  IRVC28614  Oenothera elata A. C. Sanders, Mark Elvin 2002-6-20 25239 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA355621  Oenothera elata subsp. hirsutissima Robert Gustafson 1981-7-15 2342 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA747393  Oenothera laciniata A. C. Sanders, T. B. Salvato 2009-5-20 36871 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  UCR282593  Oenothera laciniata Dan S. Cooper 2017-5-4 517- 32 Los Angeles Santa Monica Mountains, Temescal Canyon Park 53 Comment
  UCR262473  Oenothera rosea Esther Chuang 2013-5-19 52 Los Angeles Walnut, 21840 Arbor Court 216 Comment
  SEINET10457478  Olea europaea Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4765 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR280752  Opuntia basilaris var. basilaris R. G. Swinney 2014-4-18 16115 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  UCR80289  Orcuttia californica M. K. Bellue, W. E. Henson 1944-1 s.n. Los Angeles Old Municipal Airport, Rosecrans Ave. [near Western Ave. in Gardena] 16 Comment
  RSA720503  Oreonana vestita Naomi Fraga, LeRoy Gross 2006-5-9 1666 Los Angeles Mount Baldy Ski Area. 2470 Comment
  UCR223757  Orobanche R. G. Swinney 2009-5-28 10972 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  JEPS11683  Orobanche bulbosa Frank W. Peirson 1919-5-14 417 Los Angeles e. trail Mt. Lowe; San Gabriel Mts., Mt. Lowe 1295 Comment
  RSA640132  Orobanche fasciculata Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  RSA765570  Orthocarpus erianthus Doris Bowers 1968-3-24 283 Los Angeles Portuguese Bend, Palos Verde Peninsula 30 Comment
  UC54052  Osmadenia tenella L. A. Greata 1903-5-1 322 Los Angeles n Pasadena; Arroyo Seco Comment
  RSA0091104  Osmorhiza berteroi R. G. Swinney 2011-8-17 15644 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  LA51815  Osmorhiza brachypoda Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SD253358  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Pllacerita Canyon Rd., Ecology Trail east of the Nature Center. 487 Comment
  UC1537269  Oxytheca perfoliata Gordon H. True Jr. 1936-5-28 233 Los Angeles w of Littlerock 914 Comment
  UCR223174  Oxytheca trilobata R. G. Swinney 2009-7-22 11316 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CAS-BOT-BC318201  Packera breweri Harvey Monroe Hall 1905-6-16 6262 Los Angeles Tyon Pass. 1280 Comment
  UCR271968  Packera ionophylla R. G. Swinney 2011-6-20 15212 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  CAS-BOT-BC121162  Paeonia californica LeRoy Abrams 1901-4-3 1265 Los Angeles Santa Monica Mountains 274 Comment
  RSA434239  Paeonia californica Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana Pass Comment
  UCR199856  Paeonia californica LeRoy Gross, Naomi Fraga 2006-1-20 2443 Los Angeles Transverse Ranges, Verdugo Mountains, north end of the San Rafael Hills, along the main crest, north of Lookout Tower, near the Cerro Negro Trail 503 Comment
  RSA434254  Paeonia californica E. Crow 1929-2-10 151 Los Angeles Glendora Foothills Comment
  UCSB45827  Paeonia californica Green, Lisa 1980-3-22 Los Angeles On hillside about 1/2 mi. E. of Iverson Rd. N. of the Simi Valley Freeway 457 Comment
  RSA713803  Panicum capillare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  LA14372  Parapholis incurva Robert Fowler; 1942-5-12 sn Los Angeles Playa del Rey Comment
  RSA719632  Parietaria hespera R. G. Swinney 1998-2-16 5895 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  SFV7342  Parietaria hespera T. Gordon, M. H. Grayum 1975-3-21 858 Los Angeles Santa Monica Mountains Along Mulholland Highway just west of Seminole Hot Springs. 366 Comment
  LA51802  Parietaria hespera var. hespera Carl Epling; March 1925 6449 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA640157  Paspalum dilatatum L. C. Wheeler 1947-10-3 s.n. Los Angeles Los Angeles: University Ave. at Exposition Blvd. Comment
  SEINET10682155  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 429 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #103.in Honduras Comment
  RSA708521  Pectocarya linearis Scott D. White, Brian Leatherman 2005-3-18 10792 Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  RSA596020  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8439 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  POM368748  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge, San Clemente Island Comment
  JEPS68200  Pectocarya penicillata W. L. Jepson 1935-4-17 17042 Los Angeles 6.5 mi w Lancaster 731 Comment
  POM368774  Pectocarya penicillata Christopher Davidson 1973-4-1 1891 Los Angeles 1 mile south of Littlerock. 762 Comment
  RSA599771  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9265 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA549538  Pectocarya penicillata T. S. Ross 1992-4-27 6242 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  SBBG63497  Pectocarya setosa R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  UC604896  Pectocarya setosa Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9474 Los Angeles Tejon Pass-Lancaster Rd Antelope Valley (w edge of yucca-juniper forest) Comment
  UCR194046  Pectocarya setosa R. G. Swinney 1999-5-22 7188 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA401943  Pedicularis densiflora Freda Detmers 1929-2-24 s.n. Los Angeles Laurel Canyon Comment
  JEPS10887  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  SBBG68696  Pedicularis semibarbata Anstruther Davidson 1893-1 Los Angeles Rock Crk Comment
  SD127610  Pedicularis semibarbata Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. Villasenor 1989-6-21 343 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  SBBG31296  Pelargonium X hortorum R. F. Thorne 1966-6-1 36477 Los Angeles rd to Pebbly Beach 30 Comment
  LA94144  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1791 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  RSA248848  Pellaea andromedifolia R. F. Thorne 1973-4-11 42867 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  RSA52504  Pellaea andromedifolia I. L. Wiggins 1949-2-22 11963 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  RSA609281  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA329734  Pellaea andromedifolia var. andromedifolia Gary D. Wallace 1966-3-25 211 Los Angeles San Gabriel Mountains: Millard Canyon north of Pasadena. 915 Comment
  CAS-BOT-BC71336  Pellaea mucronata Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon 731 Comment
  UCR132315  Pellaea mucronata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  UCR220191  Pellaea mucronata R. G. Swinney, Jane Strong 2009-4-7 10304 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  UC729519  Pellaea mucronata var. mucronata Carl B. Wolf 1932-5-13 3618 Los Angeles hillside above Hamilton Canyon; Santa Catalina Isl. 152 Comment
  RSA229125  Pellaea mucronata var. mucronata R. F. Thorne, C. W. Tilforth 1971-6-30 40842 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: above Little Sycamore Campground along Little Rock creek 1189 Comment
  RSA756738  Pennisetum setaceum R. G. Swinney 2008-6-24 9096 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  RSA716515  Penstemon centranthifolius Scott D. White, Pam De Vries 2006-5-10 11444 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG95353  Penstemon centranthifolius R. J. Rodin 1953-5-17 5822 Los Angeles 3 mi S of Gorman Comment
  UCR271460  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  RSA166501  Penstemon centranthifolius W. G. Webb 1935-3-16 s.n. Los Angeles Tujunga Canyon Wash, north of Sunland 442 Comment
  UCR223698  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA563498  Penstemon grinnellii subsp. grinnellii Tim S. Ross, W. Appleby 1993-5-13 7111 Los Angeles Western San Gabriel Mts.: May Canyon Saddle at the northwest base of May Peak. 1116 Comment
  NY604256  Penstemon labrosus T. S. Ross 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the west, an upper tributary of Santiago Canyon on the east; ca. 2325 m northwest of Pac. Mountain's 7124-foot summit. 1914.1 Comment
  UC1971162  Penstemon palmeri Louis C. Wheeler 1973-5-5 Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. Comment
  RSA724671  Penstemon spectabilis K. Dobry 1991-6-24 d- 746 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA401894  Penstemon spectabilis N. C. Cooper 1945-5-1 2180 Los Angeles Santa Monica Mountains 762 Comment
  JEPS7417  Penstemon spectabilis var. subviscosus Ira W. Clokey, B. Templeton 1929-3-26 4475 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 300 Comment
  RSA0060344  Pentagramma triangularis Lyman Benson 1945-5-11 11697 Los Angeles Canyon below Johnson's Pasture, Claremont. San Gabriel Mountains, Pacific Slope drainage. 549 Comment
  RSA0066057  Pentagramma triangularis D. Propst, M. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  CAS-BOT-BC71670  Pentagramma triangularis subsp. triangularis George B. Grant; Walter Wheeler 1904-4-21 530 a/3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  LA94189  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-13 1736 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  CAS-BOT-BC217828  Perideridia pringlei H. E. Hasse 1893-5-25 s.n. Los Angeles Acton Comment
  CATA117  Peritoma arborea Peter Henrikson 1987-5-8 88 Los Angeles Santa Catalina Island: Little Springs Canyon, southeast exposure 30 Comment
  RSA471844  Perityle emoryi F. R. Fosberg 1931-4-3 681 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  LA200254  Perityle emoryi A. H. Lange; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  SEINET3142748  Perityle emoryi G. B. Grant 7167 Los Angeles Catalina Island Comment
  LA33810  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA788643  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-26 4849 Los Angeles Terrace beside (W) San Jose Creek. Found E of the 605 freeway, 165m E San Gabriel River and 210m S of Pellissier Place. 64 Comment
  UC511785  Phacelia bicolor var. bicolor Frank W. Peirson 1933-5-13 10664 Los Angeles 10 mi s Muroc Comment
  RSA0058197  Phacelia brachyloba Richard G. Swinney 2010-6-23 13355 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  CHSC34465  Phacelia cicutaria var. hispida Barbara Fuchs 1968-4-14 20 Los Angeles Hwy 138, S. of Angeles Crest Hwy, Mojave Desert. Ca. 4 mi. NW. of WrightWood. 609 Comment
  OBI69240  Phacelia cicutaria var. hispida John Knapp, Denise Knapp 2003-4-13 19 Los Angeles Catalina Island 3687871.928N x 37724.177E 64 Comment
  RSA527702  Phacelia cicutaria var. hispida Tim S. Ross, Annette Ross 1991-6-3 5543 Los Angeles Elephant Hill: West Pomona 230 Comment
  RSA230049  Phacelia davidsonii Robert F. Thorne 1971-6-26 40598 Los Angeles Summit of Mt. Wilson. 1738 Comment
  RSA311291  Phacelia davidsonii Robert F. Thorne, M. Z. Thorne 1969-7-9 38514 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR43325  Phacelia davidsonii David Charlton 1986-6-15 230 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CHSC109022  Phacelia distans R. F. Thorne; Jim Henrickson 1963-5-5 32311 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. Lower part of canyon. Comment
  POM73563  Phacelia distans Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA599547  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  SD41347  Phacelia distans Edith A. Purer 1932-3-15 2694 Los Angeles El Segundo Comment
  SEINET3860281  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  HSC13686  Phacelia distans C. S. Apperson 1966-5-21 Los Angeles Tujunga wash, 1 mi. E of Hansen Dam Comment
  PASA1382  Phacelia distans Annetta Carter 1929-3-31 Los Angeles Near Clayton Comment
  RSA426193  Phacelia distans Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA60724  Phacelia douglasii Frank W. Gould 1944-4-1 s.n. Los Angeles Playa Del Rey, near and south of Los Angeles County. Comment
  UCD169466  Phacelia douglasii Carl Epling 1943-3-13 s.n. Los Angeles San Hills. Playa del Rey, Pershing Drive, 1 mile south of Culver City Blvd. Comment
  RSA0096983  Phacelia fremontii Richard G. Swinney 2011-5-31 14891 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA75529  Phacelia fremontii F. W. Peirson 1919-5-10 400 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  UCR220166  Phacelia fremontii R. G. Swinney 2009-4-2 10255 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR194768  Phacelia grandiflora Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 726 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 518 Comment
  UCSB45422  Phacelia grandiflora Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  UC1046927  Phacelia imbricata L. R. Heckard 1953-6-14 499 Los Angeles 2.5 mi down road to Little Rock from junction of Pacifico Mt. road; San Gabriel Mountains, Angeles National Forest 1584 Comment
  RSA31811  Phacelia longipes H. M. Pollard 1945-4-14 s.n. Los Angeles Pratt Canyon. [Only found as LA Co. - Liebre Mountains - near Burnt Peak: 34 deg 43 35N, 118 deg 36 25W. Not Ventura Co.] 305 Comment
  SBBG82793  Phacelia minor M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  UCR223072  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA428168  Phacelia ramosissima var. austrolitoralis F. R. Fosberg 1931-8-30 5613 Los Angeles El Segundo. 10 Comment
  CDA2279  Phalaris aquatica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns; Foster Ranch, Sycamore Canyon, south slope Johnstone Peak. Comment
  RSA578139  Phalaris aquatica Timothy S. Ross 1993-5-19 7170 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  RSA251545  Phalaris caroliniana R. F. Thorne 1973-4-12 42956 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  UC122013  Phalaris caroliniana Dr. A. Davidson 1898-1 Los Angeles Los Angeles Comment
  SEINET10660254  Phalaris lemmonii Robert F. Thorne 1973-4-12 Thorne 42957 Los Angeles San Clemente Island. S of Pyramid Cove near Silver Mine, moist bottom of old bomb crater, with Phalaris caroliniana, etc. 30 Comment
  RSA594559  Phleum pratense F. R. Fosberg 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  UCD120597  Pholistoma auritum Beth Greenhalgh 1993-4-14 30 Los Angeles Santa Monica Mtns., Kanan Cyn., Malibu, beginning of trail 100 ft. north of south tunnel on Kanan Rd. 457 Comment
  SD75486  Pholistoma racemosum M. B. Dundle 1939-4-3 7219 Los Angeles San Clemente Island. In moist shaded area. Comment
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Feb 10 2015
  RSA420806  Phoradendron macrophyllum L. E. Hoffman 1932-2-27 s.n. Los Angeles Big Rock Creek Comment
  RSA600523  Phoradendron macrophyllum Louis C. Wheeler 1956-8-29 7231 Los Angeles San Gabriel Mountains: San Gabriel Canyon, East Fork; Ed Friche's Place.. . Comment
  UC848879  Phoradendron macrophyllum Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  RSA598086  Phoradendron pauciflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3782 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  SEINET6630830  Phoradendron tomentosum subsp. macrophyllum I. W. Clokey 1929-4-17 4449 Los Angeles Manderville Canyon 400 Comment
  UCR153424  Phoradendron tomentosum subsp. macrophyllum James Henrickson 1979-3-3 17812 Los Angeles Transverse Ranges; Liebre Mts region, c. 1 mi NE of Saugus along Santa Clara River, 1 mile west of Bouquet Canyon Road, N of the Saugus-Ventura road 343 Comment
  RSA683945  Phyllospadix scouleri E. Yale Dawson 1957-2-10 16052 Los Angeles Malibu Beach at end of Latigo Shore Road Road Comment
  RSA682971  Phyllospadix torreyi E. Yale Dawson 1957-1-30 16010 Los Angeles Malibu Beach .8 miles west of Las Flores Canyon road. Comment
  POM229705  Physalis philadelphica J. D. Laudermilk 1937-10-13 s.n. Los Angeles Baseline Rd. ad Forbes Ave., N. of Claremont. Comment
  UCR277100  Pinus contorta subsp. murrayana R. G. Swinney 2010-9-23 13888 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA714199  Pinus halepensis Valerie Soza, LeRoy Gros, Marisa Sripracha 2001-7-20 1352 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  NY61553  Pinus halepensis C. Dziekanowski 1976-7-20 2413 Los Angeles 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
  RSA638858  Pinus jeffreyi Valerie L. Soza, LeRoy Gross 1999-9-14 643 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  UCR145201  Pinus lambertiana June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CAS-BOT-BC78872  Pinus monophylla Geo. B. Grant 1901 to 1905 989 Los Angeles From Mt. Lowe Comment
  UCR222776  Pinus monophylla R. G. Swinney 2009-5-6 10690 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UC1870302  Pinus pinea LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1063 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23374N, 118.28423W. 543 Comment
  CATA1878  Piperia cooperi Denise Knapp 2003-4-5 Los Angeles Santa Catalina Island: At the Blair Ironwood Grove, between Black Jack and Echo Lake 373 Comment
  CATA260  Piperia cooperi Mark L. Hoefs, A. Douglas Propst 1973-5-4 266 Los Angeles Santa Catalina Island: By road above Fourth of July Cove 30 Comment
  RSA550404  Piptatherum miliaceum Timothy S. Ross 1990-6-20 3595 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  SBBG98464  Piptatherum miliaceum T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5049 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  UCR229132  Piptatherum miliaceum Dan S. Cooper 2011-1-8 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA33418  Piptatherum miliaceum Peter H. Raven; Henry J. Thompson 1959-9-6 4391 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth of Malibu Creek 12 Comment
  UC1870227  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 286 Comment
  HSC104241  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR274994  Plagiobothrys arizonicus Michael Honer, Rachel Woodard 2006-4-20 2215 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  CATA3335  Plagiobothrys canescens var. catalinensis Amy Catalano 2017-4-13 052 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  RSA199198  Plagiobothrys canescens var. catalinensis R. F. Thorne, D. Propst 1968-5-28 37663 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  POM47619  Plagiobothrys collinus var. fulvescens F. W. Peirson 1921-6-15 997 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  RSA724742  Plagiobothrys nothofulvus K. Dobry 1991-3-15 d- 413 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA250627  Plagiobothrys nothofulvus R. F. Thorne 1971-3-31 41442 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  SBBG128223  Plantago coronopus M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3175 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  LA82078  Plantago erecta Carl Epling; 1926-2-21 8741 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM243749  Plantago erecta F. R. Fosberg 1931-4-15 S- 4629 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  POM6830  Plantago erecta P. A. Munz, Street, Williams 1919-3-15 2403 Los Angeles South Hills, Pomona. Comment
  RSA402019C  Plantago erecta Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SBBG20527  Plantago erecta E. R. Blakley 1963-12-7 6316 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  UC138877  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont Comment
  RSA401972B  Plantago erecta Fossler 1923-4-2 s.n. Los Angeles Near Arroyo Seco, Pasadena Comment
  RSA0105215  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains: 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway. 634 Comment
  RSA626224  Plantago major Louis C. Wheeler 1966-10-1 8947 Los Angeles San Gabriel Mountains; Colby Ranch. Comment
  RSA720474  Plantago major R. G. Swinney 1997-9-6 5872 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  SD253521  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains: 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Canyon and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway. 633 Comment
  RSA68980  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  RSA250511  Platanthera sparsiflora Robert F. Thorne, John Dourley 1967-10-10 37353 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  UCR182757  Platanthera sparsiflora R. G. Swinney 1997-7-22 5710 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA600845  Platanthera sparsiflora Louis C. Wheeler 1966-9-21 8908 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  POM427  Platystemon californicus P. A. Munz 1918-4-11 2037 Los Angeles Lone Hill near Glendora. Comment
  UCR214019  Platystemon californicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37969 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA593019  Platystemon californicus var. crinitus Steve Boyd 1996-4-25 8728 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  UCR65244  Pluchea sericea F. R. Fosberg 1931-4-3 S- 04479 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  SEINET10861533  Poa Hermann E. Hasse Hasse s.n. Los Angeles Comment
  SBBG116988  Poa annua S. A. Junak 2001-5-4 SCa 1482 Los Angeles rd between Cherry Cove and 4th of July Cove, ca. 0.1 mi W of ridge between the two coves Comment
  RSA599106  Poa pratensis V. W. Steinmann 1996-4-25 848 Los Angeles Claremont, N of Route 10, SW corner of Geneva Ave and Doane Ave 300 Comment
  CLARK-A1528-5591  Poa secunda John C. Roos, Lucille Roos 1951-5-27 5055 Los Angeles Antelope Valley 701 Comment
  UCR258760  Poa secunda R. G. Swinney 2010-5-11 12693 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR270237  Poa secunda R. G. Swinney 2011-4-1 14292 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR142766  Polycarpon tetraphyllum L. C. Wheeler 1967-4-27 9196 Los Angeles Transverse Ranges; San Gabriel Mtns, Sunset Ridge 671 Comment
  UCR205679  Polycarpon tetraphyllum A. C. Sanders, T. B. Salvato 2009-5-18 36810 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  SD113386  Polycarpon tetraphyllum Darley F. Howe 1956-5-19 2539 Los Angeles Lawn at University of California Los Angeles. Comment
  RSA250081  Polygonum arenastrum Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42181 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Jackson Lake 1875 Comment
  SD40899  Polygonum argyrocoleon Carl B. Wolf none given 4216 Los Angeles Santa Catalina Island. Around the rock crusher at mouth of Pebbly Beach Canyon 14 Comment
  CAS-BOT-BC71882  Polypodium californicum Alice Eastwood 1906-6-1 145 Los Angeles Laurel Canyon Comment
  CAS-BOT-BC71886  Polypodium californicum Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  RSA724617  Polypodium californicum K. Dobry 1991-4-22 439 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  SD47442  Polypodium californicum Ira L. Wiggins 1949-2-22 Los Angeles San Clemenete Island, steep hillside near northeast end 36 Comment
  UCSB62286  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, unnamed tributary of Big Tujunga Canyon, ca. 1mi W of Clear Creek, ca. 1/8mi upstream 609 Comment
  UCD91026  Polypogon interruptus Robert F. Thorne; P. Everett 1965-5-10 34436 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  RSA600145  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-6 9737 A Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR132939  Polypogon monspeliensis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA729739  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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Mar 14 2010
  RSA0091789  Polystichum munitum R. G. Swinney 2011-11-1 15953 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  SBBG51405  Polystichum munitum J. Nickoloff 1973-3-1 730301 -10 Los Angeles N of Mt Wilson Trail on NE face 1036 Comment
  POM178120  Populus balsamifera subsp. trichocarpa Marcus E. Jones 1930-2-12 26534 Los Angeles San Antonio canyon Comment
  POM360750  Populus fremontii F. R. Fosberg 1931-5-16 S 4853 Los Angeles Santa Catalina Island. Coach Road bridge, Cottonwood Canyon. 50 Comment
  LA200831  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  RSA0091684  Portulaca oleracea Bonnie C. Templeton 1967-8-1 10223 Los Angeles Clear Creek Forest Service Station at head of Clear Creek off Big Tujunga. Comment
  RSA191640  Potamogeton crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  CAS-BOT-BC206974  Prosopis glandulosa var. torreyana A. D. E. Elmer 1902-6-1 3726 Los Angeles Lancaster, 15 miles east Comment
  CAS-BOT-BC154933  Prunus ilicifolia Le Roy Abrams 1901-4-6 1380 Los Angeles Verdugo Hills - near B. Tujunga Wash Comment
  HSC87291  Prunus ilicifolia Steve Boyd, T. S. Elias 1987-4-14 2048 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  LA91433  Prunus ilicifolia subsp. ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 33 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak, 15 ft down E side of ridge. 609 Comment
  SBBG13788  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-10-3 62511 Los Angeles Cherry Valley NE of isthmus Comment
  RSA534015  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396') 305 Comment
  RSA702831  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR210207  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA172270  Prunus virginiana var. demissa Robert F. Thorne 1963-7-11 32780 Los Angeles Foothill Woodland-Mixed Evergreen Forest near entrance to Upper Shake Campground, ca 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA495556  Prunus virginiana var. demissa S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 337 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  CATA992  Pseudognaphalium biolettii Mark L. Hoefs 1994-5-21 1866 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  POM358733  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 4324 Los Angeles Hamilton Canyon, Santa Catalina Island. 60 Comment
  SD21292  Pseudognaphalium biolettii Norman E. Bilderback 1938-4-14 Los Angeles Santa Catalina Harbor Comment
  UC625109  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 S 4324 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 60 Comment
  SFV15573  Pseudognaphalium californicum K. C. Molina, K. L. Garrett 1992-5-9 14 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  POM358846  Pseudognaphalium leucocephalum T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, Mt Wilson. Comment
  SBBG98436  Pseudognaphalium luteoalbum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5265 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 312 Comment
  UCR258718  Pseudognaphalium luteoalbum R. G. Swinney 2010-6-23 13342 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  CATA1300  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2390 Los Angeles Santa Catalina Island: River bed just below upper Cape Canyon Reservoir 304 Comment
  SBBG131693  Pseudognaphalium luteoalbum S. A. Junak 1999-9-9 SCa 1075 Los Angeles top of Black Jack Peak, at microwave installation 609 Comment
  UC53985  Pseudognaphalium microcephalum H. P. Chandler 1902-9-9 2031 Los Angeles Ballona Marshes Comment
  NY63567  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles 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
  RSA533917  Psilocarphus brevissimus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5184 Los Angeles San Clemente Island: Twin Dams, shallow pond at the westerly of two earthen dams, and mesic inlet draw 474 Comment
  RSA597988  Pterostegia drymarioides L. Raz, Orlando Mistretta, Mike Hammitt 1997-3-16 67 Los Angeles Santa Catalina Island. Avalon Canyon via 'Divide Trail', northeast of the Wrigley Botanical Garden. 183 Comment
  SBBG133397  Pterostegia drymarioides S. McDonough, J. Lambert 2008-3-25 Bot 45 -05 Los Angeles E slope of Jack Nots Cyn 210 Comment
  RSA451424  Purshia tridentata var. glandulosa Howard Mullins 1931-4-1 s.n. Los Angeles 10 miles S.E. of Palmdale. Comment
  CAS-BOT-BC45784  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  UCSB27889  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  SBBG32147  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -209 Los Angeles upper-middle Bullrush Cyn, Salta Verde Comment
  SBBG98856  Quercus agrifolia var. agrifolia E. R. Blakley 1991-11-20 7464 Los Angeles Canton Cyn, NE of Piru Lake 762 Comment
  RSA653530  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 295 Los Angeles Verdugo Mountains: Hostetter Mountainway. 640 Comment
  RSA654433  Quercus berberidifolia Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 987 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  SFV907  Quercus berberidifolia P. G. Kilburn 1958-9-19 875 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  UCR230265  Quercus berberidifolia Dan S. Cooper 2011-3-28 311- 21 Los Angeles Industry Hills, S of Temple Ave., La Puente 177 Comment
  CHSC5103  Quercus chrysolepis M. MacArthur 1967-7-16 88 Los Angeles Charlton Flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA476899  Quercus chrysolepis Bonnie C. Templeton 1932-6-17 4894 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  RSA597386  Quercus chrysolepis Tim S. Ross 1990-6-18 3504 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UCR117554  Quercus chrysolepis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23285 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 1006 Comment
  CAS-BOT-BC86371  Quercus dumosa Fordyce Grinnell 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  CAS-BOT-BC86385  Quercus dumosa John Thomas Howell 1927-9-30 3125 Los Angeles near the zoo, Griffith Park Comment
  SD244717  Quercus dumosa David Keil 1986-9-27 19735 2 Los Angeles Along I-5, just south of Hungry Valley Road exit, roadside pullout 914 Comment
  UCSB34871  Quercus dumosa R. Lloyd 1959-3-3 25 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  POM19032  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  RSA476600  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7078 Los Angeles La Crescenta Comment
  POM285655  Quercus engelmannii Lyman Benson 1951-10-15 14805 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UCR66550  Quercus garryana var. breweri Ward B. Holt 1941-10-19 4 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  RSA672306  Quercus john-tuckeri Michael Denslow, V. Soza, S. Sambui 2002-6-12 691 Los Angeles ~2 air-miles from Paradise Springs, along Devils Punch Bowl trail beginning at South Fork Campground. 1433 Comment
  UCSB60801  Quercus john-tuckeri Muller, Cornelius 1945-3-20 Los Angeles 5 mi. S of Caswell Comment
  CAS-BOT-BC105258  Quercus kelloggii Le Roy Abrams; E. A. McGregor 1908-7-2 604 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 2133 Comment
  SEINET10432088  Quercus macdonaldii G. B. Grant 1904-6-14 1091 Los Angeles Monrovia. Comment
  UC1135887  Quercus wislizeni A. D. Gifford 1935-3-26 289 Los Angeles 2.25 mi wnw Sawmill Peak; Angeles National Forest, Tejon Quad. 1432 Comment
  RSA0091318  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  RSA477118  Quercus wislizeni var. frutescens F. R. Fosberg 1931-8-10 S 5642 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  UCR216390  Quercus wislizeni var. frutescens Dan S. Cooper 2010-5-13 510- 45 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  SBBG131556  Rafinesquia californica S. A. Junak 2000-4-15 SCa 1199 Los Angeles E side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 472 Comment
  OBI30247  Ranunculus californicus Stevan L. Rice 1969-3-10 S 411 Los Angeles 1/2 mi from gate 6 of Puddingstone State Park off of San Dimas Ave in a cyn 300 yds NW of the rd 305 Comment
  RSA399398  Ranunculus californicus Ora M. Clark 1929-3-23 1774 Los Angeles Santa Monica Mts. Comment
  RSA582954  Ranunculus hebecarpus Tim S. Ross, S. D. Boyd 1993-5-23 7267 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UCR50868  Raphanus sativus A. C. Sanders 1988-5-18 7845 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA660838  Raphanus sativus Ann Williams 1992-5-14 14 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 Comment
  SEINET10841813  Rhamnus californica Walter H. Lewis 1991-6-13 Lewis 14926 Los Angeles San Gabriel Mountains, San Antonio Canyon, Mt. Baldy Rd., near Hog Back turnoff. 1146 Comment
  RSA529892  Rhamnus californica subsp. californica Tim S. Ross 1991-8-16 5799 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  RSA724512  Rhamnus californica subsp. californica K. Dobry 1991-6-13 d- 707 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  CAS-BOT-BC59937  Rhamnus crocea L. R. Abrams 1908-7-21 s.n. Los Angeles Santa Ana Mountains, near Elsinore. Comment
  RSA785509  Rhamnus crocea Doris Bowers 1970-5-13 1529 Los Angeles Peck Park, San Pedro 244 Comment
  CAS-BOT-BC56009  Rhamnus ilicifolia Alice Eastwood 1906-5-27 149 Los Angeles Laurel Canyon Comment
  LA105067  Rhamnus ilicifolia Barry A. Prigge; 1988-7-3 8202 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA390829  Rhamnus ilicifolia Fordyce Grinnell Jr. 1911-09 1931 Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  RSA391040  Rhamnus ilicifolia Marcus E. Jones 1925-5-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mts. Comment
  SBBG27536  Rhamnus ilicifolia I. W. Clokey, B. Templeton -Jul-1929 Los Angeles Mandeville Cyn Comment
  OBI5919  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Santa Catalina Island. Avalon Cyn, above last almond orchard 122 Comment
  RSA117370  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles South end [of] Santa Catalina Island. 518 Comment
  SBBG39123  Rhamnus pirifolia C. H. Muller 1953-5-2 9664 Los Angeles upper end of Swain Cyn Comment
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Dec 1 2016
  SDSU10370  Rhamnus pirifolia D. F. Howe 1953-5-3 2278 Los Angeles Mouth of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  UCR143164  Rhamnus pirifolia Reid Moran 1941-2-2 608 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Valley 20 Comment
  RSA390148  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC168136  Rhus aromatica Le Roy Abrams 1899-3-1 286 Los Angeles Ballona Harbor Comment
  LA62882  Rhus aromatica W. R. Ernst; May 1948 Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  UCR220286  Rhus aromatica R. G. Swinney 2009-4-24 10480 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  CAS-BOT-BC170472  Rhus integrifolia Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  POM293306  Rhus integrifolia Lyman Benson 1945-2-13 11600 Los Angeles Claremont. 335 Comment
  UCR260405  Rhus integrifolia R. G. Swinney 2010-4-30 12451 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR213352  Rhus ovata Justin M. Wood 2009-3-13 359 Los Angeles city of Claremont, southwest corner of Claremont Blvd and Fothill Blvd. Open space area on the campus of Pitzer College 401 Comment
  UCR259355  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA624063  Rhus trilobata L. C. Wheeler 1967-5-23 9667 Los Angeles 1.25 mile ESE Honby 457 Comment
  RSA754237  Rhus trilobata Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  POM50745  Rhus trilobata var. quinata A. D. E. Elmer 1902-06 3680 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC92293  Ribes amarum L. R. Abrams 1899-1-1 s.n. Los Angeles Millards Canon [Canyon]. Comment
  CAS-BOT-BC92296  Ribes amarum Geo. B. Grant 1902-3-1 1124 Los Angeles Garvanza. Comment
  POM6757  Ribes aureum var. gracillimum L. T. Street 1919-3-16 2399 Los Angeles Lone Hill, San Dimas Comment
  SFV1604  Ribes aureum var. gracillimum K. A. Wilson, D. E. Bianchi 1961-2-2 824 Los Angeles San Gabriel Mountains Little Tujunga Canyon, 2 miles north of Route 118. 400 Comment
  UC519887  Ribes aureum var. gracillimum O. A. Plunkett 1926-3-6 Los Angeles Sierra Madre Santa Anita Canyon Comment
  UCR108227  Ribes aureum var. gracillimum D. Zygielbaum, M. Low 1997-3-6 03 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  UCR70843  Ribes aureum var. gracillimum L. C. Wheeler 1932-5-4 681 Los Angeles San Gabriel Valley, San Gabriel Wash 107 Comment
  RSA729811  Ribes cereum var. cereum R. G. Swinney 1998-7-10 6388 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  CAS-BOT-BC173099  Ribes indecorum John Thomas Howell 1929-3-2 4100 Los Angeles Rocky soil of San Gabriel Wash, 2 miles s. of Azusa Comment
  CAS-BOT-BC173118  Ribes indecorum R. F. Thorne; M. Z. Thorne 1972-1-30 42173 Los Angeles San Gabriel Mts.: Johnson's Pastures N of Claremont 548 Comment
  UCR92066  Ribes indecorum Scott D. White 1995-2-7 2521 Los Angeles Santa Susana Mtns, Sunshine Cyn. Landfill expansion area, directly west of I-5, just south of interchange w/ Hwy 14 457 Comment
  UC750626  Ribes malvaceum Lewis S. Rose 1946-12-20 46293 Los Angeles Triunfo Pass Santa Monica Mts. 670 Comment
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Mar 26 2014
  UCR100421  Ribes malvaceum Scott D. White 1997-11-30 6036 B Los Angeles San Gabriel Mtns, San Gabriel River Canyon: north of Azusa; south of unnamed dirt access road to gauging station below Morris Dam; just SE of private orchard. 259 Comment
  RSA0091480  Ribes malvaceum var. viridifolium R. G. Swinney 2011-3-22 14191 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA441469  Ribes malvaceum var. viridifolium Robert Gustafson 1981-2-4 2092 Los Angeles Ballona Wetlands, Area 3 Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  RSA476199  Ribes nevadense F. R. Fosberg 1931-8-12 S 5579 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA512153  Ribes quercetorum Steve Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct . San Andreas rift zone bissects the site. Comment
  UC1127510  Ribes quercetorum G. E. Sindel 1935-1-7 108 Los Angeles 1 1/4 mi se Quail Lake; Tejon Quadrangle Comment
  RSA79211  Ribes roezlii G. R. Campbell 1952-6-28 17286 Los Angeles South slope Mt. (''Baldy'') San Antonio. 2500 Comment
  CAS-BOT-BC186157  Ribes roezlii var. roezlii A. D. E. Elmer 1902-6-1 3604 Los Angeles Acton, Mt. Gleason Comment
  CHSC8455  Ribes speciosum Edward Laidlaw Smith 1958-5-6 427 Los Angeles Palmer Canyon. San Gabriel Mt. Range. San Gabriel River drainage area. S slope. 609 Comment
  LA50722  Ribes speciosum Harlan Lewis; 1940-2-4 1048 Los Angeles Santa Monica Mountains, Cahuenga Pass, Mulholland Dr. near Cahuenga Blvd 457 Comment
  UC858607  Ribes speciosum E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  UC61519  Ribes viburnifolium Geo. B. Grant 1904-4-24 5053 Los Angeles n Isthmus; Catalina Island Comment
  UC1584714  Ricinus communis Tim Ross, Annette Ross 1991-6-3 5521 Los Angeles Elephant Hill, west Pomona Elephant Hill; , west Pomona 240 Comment
  UCR259914  Ricinus communis R. G. Swinney 2010-3-16 11957 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UC129387  Rigiopappus leptocladus H. M. Hall and H. P. Chandler 1906-6-12 7395 Los Angeles San Francisquito Canyon Comment
  RSA0069437  Robinia pseudoacacia R. G. Swinney 2010-6-8 13204 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  PASA1625  Romneya coulteri Geneveive Torrey Los Angeles Altadena Comment
  CSUSB500  Rorippa nasturtium-aquaticum John Milbauer 1976-5-15 S. N. Los Angeles Santa Monica Mountains Santa Monica Mountains, Old Topanga Canyon road Comment
  CATA1655  Rosa californica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2942 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA0092463  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA0098789  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  CATA1115  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  JEPS44765  Rubus ursinus Frank W. Peirson 1919-4-19 380 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 609 Comment
  RSA578318  Rubus ursinus Tim S. Ross, Steve D. Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: spring (un-named, but marked on topo map) along Warm Springs-Fish Canyon truck Trail (6N32); 2160 m NNW of Warm Springs Mtn. summit. 799 Comment
  LA105052  Rumex crispus Barry A. Prigge; 1988-7-3 8216 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track, S side of Hwy. 313 Comment
  CATA1143  Rumex salicifolius Mark L. Hoefs 1995-5-23 2134 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA133385  Rumex salicifolius Peter H. Raven, Henry J. Thompson 1959-9-6 s.n. Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  RSA466116  Rumex salicifolius F. R. Fosberg 1919-7-3 S 3021 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UC729767  Rumex salicifolius var. salicifolius Carl B. Wolf 1932-5-12 Los Angeles between Little Harbor and Cottonwood Creek; Santa Catalina Island 45 Comment
  RSA557821  Salazaria mexicana D. Charlton 1989-4-7 2836 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA678871  Salicornia virginica Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  RSA522948  Salix Tim S. Ross, Orlando Mistretta 1990-10-26 3323 -B Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 762 Comment
  UCR212825  Salix gooddingii Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1780 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  OBI5715  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km N of Castaic 315 Comment
  RSA598941  Salix laevigata Steve D. Boyd, Tim S. Ross 1997-3-21 9199 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA656078  Salix laevigata James Henrickson 1985-3-30 19757 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SBBG31327  Salix laevigata R. F. Thorne 1966-4-5 35812 Los Angeles Middle Ranch Cyn, below Stage Station SW of Eagles' Nest Comment
  CAS-BOT-BC128136  Salix lasiandra var. lasiandra Marcus E. Jones 1930-2-2 s.n. Los Angeles Near Laguna Comment
  POM182042  Salix lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles Flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  POM48309  Salix lasiolepis Philip A. Munz 1925-2-22 9342 Los Angeles Santa Susanna. Comment
  RSA600002  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-5-28 9841 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA646133  Salix lasiolepis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  UC447153  Salix lasiolepis J. Ewan 1931-2-8 4022 Los Angeles above Monrovia (stream bottom); San Gabriel Mts., Spanish Canyon Comment
  UCR178804  Salix lasiolepis R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns., Little Dalton Canyon 427 Comment
  UCR187268  Salix lasiolepis A. C. Sanders 2006-4-18 32092 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UC506410  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-6-29 7672 Los Angeles Area 4; Tree 8 Comment
  CAS-BOT-BC128482  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  POM362672  Salix lucida subsp. lasiandra Freda Detmers 1929-1-17 s.n. Los Angeles Los Angeles river bed near Glendale bridge. Comment
  UCR258529  Salix lucida subsp. lasiandra R. G. Swinney 2010-6-23 13314 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC126286  Salix sessilifolia LeRoy Abrams 1903-4-13 3255 Los Angeles Old bed of Los Angeles River, Forence Comment
  CDA3166  Salsola australis R. E. Riefner Jr. 2007-3-1 07 -125 Los Angeles Palos Verdes Peninsula . Vicinity of Rolling Hills Road at Palos Verdes Drive. Comment
  UC1136478  Salsola tragus G. T. Nordstrom 1935-5-15 583 Los Angeles 1/2 mi. n. Tejon Pass; Tejon Quad. Comment
  RSA332894  Salsola tragus Wayne E. Sawyer 1981-7-31 120 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  RSA660884  Salsola tragus Orlando Mistretta 1992-4-5 147 Los Angeles Guds, San Clemente Island. Comment
  UCR193670  Saltugilia splendens subsp. grantii R. G. Swinney 1999-6-28 7422 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA469654  Saltugilia splendens subsp. grantii Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon 1463 Comment
  CHSC3742  Salvia apiana Sue Boergadine 1966-4-28 7 Los Angeles App. 8 mi NE Newhall. 914 Comment
  RSA149118  Salvia apiana H. J. Thompson 1960-6-7 3073 Los Angeles Mulholland Hwy, 1 mile W of Las Virgenes Rd., Malibu Creek drainage. 274 Comment
  RSA424354  Salvia apiana William Emboden 1970-6-12 22 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SD69617  Salvia apiana Robert F. Thorne, P. Everett 1965-5-10 34440 Los Angeles Cape Canyon, Santa Catalina Island. 274 Comment
  UC1124657  Salvia apiana R. St. John 1930-2-2 84 Los Angeles Santa Monica Mts.; Triunfo Pass 701 Comment
  UCR125128  Salvia apiana A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25104 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  OBI69292  Salvia apiana John Knap, Denise Knapp 2003-5-11 43 Los Angeles Catalina Island, 371749.51N x 3692478.97 366 Comment
  POM302284  Salvia apiana Lyman Benson 1957-5-23 15732 Los Angeles Webb School, above Claremont. 488 Comment
  CHSC35383  Salvia carduacea M. B. Schwartz 1971-5-7 Los Angeles Ca. 20 mi. SE of Palmdale, 1 1/2 mi. So. of Ave. T at 116th St. East by R. R. in Littlerock in Mojave Desert. 853 Comment
  RSA411364  Salvia carduacea F. Post 1931-4-3 s.n. Los Angeles L.A. County Park Comment
  UCSB7839  Salvia carduacea Holmes, John 1963-5-3 Los Angeles along Calif 138; 4.8 miles west of San Bernardino County line 944 Comment
  RSA670604  Salvia carnosa Bonnie C. Templeton 1930-5-19 1458 Los Angeles Mint Canyon on edge of Mohave Desert. 200 Comment
  SJSU4355  Salvia columbariae H. L. Buckalew 1962-4-18 Los Angeles between Vincent & Little Rock Comment
  UCR277226  Salvia columbariae R. G. Swinney 2011-4-19 14399 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA727069  Salvia dorrii Jay Walker, R. C. Walker 3193 Los Angeles South of Little Rock, at jct of Fort Tejin road and 87th St. East. Comment
  UCR255800  Salvia dorrii R. G. Swinney 2010-5-12 12741 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR266126  Salvia dorrii subsp. dorrii Orlando Mistretta, Christine Mistretta 2005-4-21 2051 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC233653  Salvia leucophylla Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  HSC14356  Salvia leucophylla C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  JEPS62725  Salvia leucophylla W. L. Jepson 1920-5-3 8928 Los Angeles Castaic sta. 975 Comment
  POM305733  Salvia leucophylla Henry J. Ramsey, Henry J. Ramsey 1937-6-27 921 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  SEINET5029996  Salvia leucophylla Unknown 1995-3-31 1308 Los Angeles Los Angeles National Forest. 5 km E of Castaic, along USFS Rd. 5N17 Comment
  RSA145140  Salvia mellifera Alice Ann Webb 1961-2-28 775 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA434115  Salvia mellifera Bonnie C. Templeton 1929-12-29 1439 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  RSA582485  Salvia mellifera Tim S. Ross, Steve D. Boyd 1993-5-23 7216 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UCR206118  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-29 37044 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA670423  Sambucus caerulea I. W. Clokey 1929-05 4558 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UC1211065  Sambucus mexicana Huron H. Smith 1912-5-1 4901 Los Angeles Eagle Rock Valley 152 Comment
  UCR186784  Sambucus mexicana Gary Kovnat, LeRoy Gross 2003-4-13 42 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek ecological Preserve, soth terrace west meadow ecotone Comment
  RSA99343  Sambucus mexicana F. W. Peirson 1919-4-24 391 Los Angeles Small Canyon E of Rubio Canyon 548 Comment
  CAS-BOT-BC238726  Sambucus nigra subsp. caerulea Alice Eastwood 1906-6-5 231 Los Angeles Roscoe Comment
  CAS-BOT-BC238736  Sambucus nigra subsp. caerulea Le Roy Abrams 1901-4-4 1326 Los Angeles Chatsworth Park Comment
  HSC3985  Sambucus nigra subsp. caerulea C. E. Fellows 1965-4-13 40 Los Angeles 1.1 mi. SW of Old Topanga Canyon Rd. on Mulholland Hwy., Santa Monica Mtns. Comment
  UC1922334  Sambucus nigra subsp. caerulea Gary Kovnat with LeRoy Gross 2003-4-13 42 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR271986  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-31 14912 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR273545  Sambucus nigra subsp. caerulea R. G. Swinney 2011-7-7 15450 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UCSB10480  Sambucus nigra subsp. caerulea Wedberg, Lee 1954-4-26 Los Angeles Devil's Gate Dam, Pasadena 243 Comment
  RSA533883  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5159 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  LA82385  Sanicula crassicaulis O. H. Kappler; 1943-5-2 386 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG131607  Sanicula crassicaulis S. A. Junak 1999-5-8 SCa 919 Los Angeles Fern Cyn, just upstream from fence crossing 140 Comment
  RSA458887  Saxifraga californica Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  RSA702943  Schedonorus arundinaceus Scott D. White 2004-8-20 10728 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA652848  Schinus molle Ron Martinolich 1991-4-7 36 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of upper, western end, east about 50 feet. Comment
  RSA0087083  Schismus barbatus R. G. Swinney 2010-3-18 11976 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA653883  Schismus barbatus Valerie L. Soza, Steve Boyd 2000-4-26 795 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SD178088  Schismus barbatus A. C. Sanders, T. B. Salvato 2005-4-26 29683 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Plum Canyon Road in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. 594 Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA365999  Schoenoplectus californicus Robert Gustafson 1981-4-29 2209 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  CAS-BOT-BC21095  Scirpus microcarpus James R. Shevock 1974-4-30 3435 Los Angeles Los Angeles Basin. Angeles National Forest. San Gabriel Mountains. Along highway 39 south of Los Angeles Crest Highway. 1066 Comment
  JEPS45900  Scirpus microcarpus Louis C. Wheeler 1932-9-5 1344 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1066 Comment
  RSA187947  Scirpus microcarpus Robert F. Thorne 1966-4-29 36296 Los Angeles Santa Catalina Island: Middle Ranch Canyon 91 Comment
  UCR269592  Scirpus microcarpus R. G. Swinney 2011-6-29 15343 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR264057  Scrophularia californica Mitch Provance, Callen Huff 2009-4-28 10726 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  LA30220  Scutellaria mexicana Harlan Lewis; H. L. Wedberg 1957-4-13 sn Los Angeles Pearblossom Comment
  UCR197179  Searsia lancea Valerie Soza, LeRoy Gross 2001-5-9 1201 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  SD146081  Secale cereale A. C. Sanders, S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley; along Hwy 138 in vicinity of 230th St. West, roadsides 890 Comment
  RSA595364  Selaginella asprella Louis Cutter Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains: Saddle between Mt. Markham and Mt. Lowe. 1615 Comment
  CATA35  Selaginella bigelovii USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 18 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  POM952  Selaginella bigelovii Philip A. Munz 1918-3-28 2010 Los Angeles Claremont, wash of Palmer's Canyon. Comment
  RSA529305  Selaginella bigelovii Timothy S. Ross 1991-4-8 4451 Los Angeles Elephant Hill: western Pomona 229 Comment
  CAS-BOT-BC327396  Senecio astephanus F. Grinnell Jr. 1917-6-10 s.n. Los Angeles Sister Elsie Peak Trail near Pasadena, San Gabriel Mountains Comment
  CHSC8301  Senecio flaccidus var. douglasii Edward L. Smith 1958-2-18 324 Los Angeles Located in Cobal Canyon. San Gabriel Mtns. 609 Comment
  JEPS37437  Senecio flaccidus var. douglasii W. L. Jepson 1941-10-28 20647 Los Angeles Piru Gorge Comment
  SEINET4691742  Senecio flaccidus var. douglasii R. G. Swinney 2009-1 11607 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR273277  Senecio flaccidus var. douglasii R. G. Swinney 2011-10-25 15857 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UCR157994  Senecio flaccidus var. monoensis David Charlton, Robb Fishman 1989-5-17 3184 B Los Angeles Mojave Desert, Antelope Valley, Quartz Hill, corner of Ave. 'M' and 50th St. West 762 Comment
  CAS-BOT-BC341211  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area. San Clemente Island Comment
  RSA473113  Senecio vulgaris F. R. Fosberg 1930-6-26 53036 Los Angeles Lower Ballona Creek. 6 Comment
  RSA703386  Senna artemisioides R. E. Riefner Jr. 2000-8-29 00 -763 Los Angeles La Tuna Canyon, Snata Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  SEINET10905250  Sequoiadendron giganteum David B. Dunn 1939-10-18 Dunn UMO 46554 Los Angeles Cultivated specimen of a native tree of the Sierra Nevada Mts. of central Calif. growing in Westlake Park, Los Angeles. 213 Comment
  CAS-BOT-BC243582  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, west Los Angeles 76 Comment
  RSA483328  Setaria parviflora Robert Gustafson 1981-8-7 2345 Los Angeles Ballona Wetlands, Area 2. Comment
  POM293782  Setaria viridis Lyman Benson 1946-10-14 12271 Los Angeles Claremont. 351 Comment
  SBBG108894  Sibara filifolia S. A. Junak 1997-3-11 SCl 758 Los Angeles saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Pt Guds 152 Comment
  RSA433864  Sidalcea malviflora Anstruther Davidson 1890-05 s.n. Los Angeles Riverside, Sunnyside, Los Angeles Comment
  CAS-BOT-BC434372  Sidotheca trilobata James L. Reveal; Barbara J. Ertter 1976-6-28 4559 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 2.7 miles northwest of Mill Creek Summit 1706 Comment
  JEPS50922  Silene antirrhina Frank W. Peirson 1919-5-14 421 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  UC1922366  Silene antirrhina Valerie Soza, Bill Hogshead 2003-4-23 1635 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 381 Comment
  UCR272612  Silene antirrhina R. G. Swinney 2011-5-6 14588 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA248874  Silene antirrhina R. F. Thorne 1973-4-12 42971 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  RSA655935  Silene gallica James Henrickson 2000-4-15 20680 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA752479  Silene gallica Justin M. Wood 2009-4-22 530 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG13273  Silene gallica P. H. Raven 1962-6-9 62334 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  POM277  Silene gallica C. W. Emland s.n. Los Angeles Indian Hill, Claremont. 366 Comment
  RSA477860  Silene gallica M. Bisbee 1917-5-12 s.n. Los Angeles Garden, Eagle Rock Comment
  SDSU17724  Silene gallica S. H. Bullock 1968-4-2 29 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  RSA717944  Silene laciniata subsp. major R. G. Swinney, D. W. Larson 1996-8-7 5236 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown s Flat. 1293 Comment
  RSA477915  Silene laciniata subsp. major Glenn A. Gorelick 1966-6-18 s.n. Los Angeles Along rock formations bordering dried creek bed, narrow leaves. Along rock formations bordering dried creek bed, Rustic Canyon, Camp Josepho, a few miles from Sunset Blvd. Comment
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Jun 17 2010
  RSA523171  Silybum marianum Timothy S. Ross 1991-2-23 4116 Los Angeles Whittier Hills (Puente Hills), upper Turnbull Canyon, 1/4 air mile W of Turnbull Canyon road x Skyline Drive in heavily disturbed drainage area. 252 Comment
  UC1126825  Sinapis alba P. L. Johannsen 1934-3-6 321 Los Angeles 2 mi S of Holser Canyon 228 Comment
  CAS-BOT-BC75082  Sisymbrium altissimum Ernest C. Twisselmann 1955-8-10 2307 Los Angeles San Emigdio Range. Upper Castaic Valley. 1226 Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  CAS-BOT-BC75086  Sisymbrium altissimum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena. 457 Comment
  UCSB2434  Sisymbrium altissimum Wedberg, H. 1958-4-13 Los Angeles Near Pearblossom Comment
  RSA0080646  Sisymbrium orientale R. G. Swinney 2010-5-29 13021 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA0085284  Sisymbrium orientale R. G. Swinney 2010-4-30 12465 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR179619  Sisymbrium orientale R. G. Swinney 1991-1 1596 Los Angeles San Gabriel Valley, Glendora, South Hills, South Hills Motorway south of Bonnie Cove Ave. 335 Comment
  RSA652072  Sisyrinchium bellum Russell Sellentin 1948-5-11 sn Los Angeles Found in a shady location near Puddingstone Dam. 228 Comment
  UCD138832  Sisyrinchium bellum Gordon J. Pilone 1963-5-3 270 Los Angeles Oak Flats Fire Guard Station on Highway 99. San Emigdio Mountain range. 975 Comment
  RSA0036771  Solanum douglasii Toad 1981-03 0019 -81 Los Angeles Cal Poly Pomona. Canyon NW. of the Health Center. Comment
  RSA691045  Solanum douglasii Scott D. White 2003-10-22 9840 Los Angeles Foothills above Sierra Madre. L.A. Dept of Public Works 'Sierra Madre' Debris Basin. Northern terminus of Sumac St. (Mt. Wilson) 366 Comment
  UC884851  Solanum douglasii Ezra C. Knopf 1922-1-24 278 Los Angeles Santa Catalina Island, Avalon Canyon Avalon Canyon; Santa Catalina Island, Avalon Canyon Comment
  UCD126931  Solanum douglasii Daryl Koutnik 1978-4-28 427 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR106301  Solanum douglasii B. G. Pitzer 1996-5-5 2860 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  POM18266  Solanum douglasii Philip A. Munz 1923-4-8 6605 Los Angeles San Clemente Island Comment
  RSA422395  Solanum douglasii E. S. Spalding 1925-4-26 15168 Los Angeles Arroyo Seco. Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  NY826936  Solanum elaeagnifolium J. A. Ewan 1932-8-25 680 Los Angeles Over about a ten-acre area, West Los Angeles. Comment
  NY821274  Solanum physalifolium H. E. Hasse 1888-1 5233 Los Angeles Streets of Los Angeles Comment
  CAS-BOT-BC83649  Solanum umbelliferum P. H. Raven; R. F. Thorne 1964-5-7 19003 Los Angeles Santa Monica Mountains. Saddle Rock Ranch, near Seminole Hot Springs. Comment
  CAS-BOT-BC231722  Solanum umbelliferum David Dreyer 1968-3-23 s.n. Los Angeles San Gabriel River Canyon above Morris Dam, small side canyon to the west Comment
  RSA0016900  Solanum umbelliferum F. L. Robinson 1921-3-20 13 Los Angeles Claremont. Comment
  RSA652027  Solanum umbelliferum D. A. Reynolds 1953-3-10 s.n. Los Angeles Glendora Mt. Rd. and Sierra Madre, Glendora. Comment
  CAS-BOT-BC236427  Solanum wallacei Carl B. Wolf 1941-6-25 10891 Los Angeles About 1 mile N.E. of the Wrigley Mausoleum at head of Avalon Valley, Santa Catalina Island 121 Comment
  SEINET6186067  Solanum xanti G. B. Grant June 02 no year 1218 Los Angeles Mt. Lowe 1524 Comment
  SEINET3078075 Image available Solanum xanti var. intermedium Norman C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA133810  Solidago californica P. H. Raven 1959-9-28 13732 Los Angeles Elysian Park 198 Comment
  SEINET10938069  Solidago californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4791 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  UCR141851  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  UCR146694  Solidago occidentalis Scott D. White 2004-8-20 10736 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  CLARK-A1528-2102  Soliva sessilis Alfred R. Roos 1958-5-16 Los Angeles Comment
  RSA356028  Sonchus asper R. F. Thorne 1975-9-4 47385 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  UCD136131  Sonchus asper subsp. asper Daryl Koutnik 1978-3-31 199 Los Angeles west fork of Triunfo Creek near Westlake Village homes. 274 Comment
  RSA770873  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  RSA601024  Sonchus oleraceus L. C. Wheeler 1967-5-13 9504 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA608063  Sonchus oleraceus L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  RSA308889  Sorghum halepense Kay H. Beach 1943-8-16 665 Los Angeles Drain behind Tanbark kitchen, Tanbark Flats. Mt. Range: San Gabriels. Comment
  SBBG59120  Sorghum halepense M. N. Ackley -May-1928 15 Los Angeles southwest flats, Los Angeles Comment
  SEINET10594631  Sorghum halepense Joseph A. Ewan 1931-5-11 Ewan 4185 Los Angeles Hard adobe soil, Vacaut lots at Bonnie Brae & Beverly Comment
  CATA3160  Spartium junceum Margie Pfeffer, Schylar Gholson 2016-6-8 1 Los Angeles Santa Catalina Island: West side of Country Club Drive in Avalon, across from Catalina Canyon Resort & Spa, north of Cemetery Road 56 Comment
  RSA699877  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  POM147514  Spergularia macrotheca Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SD85138  Spergularia macrotheca Martin A. Piehl 1962-6-9 62631 Los Angeles San Clemente Island; south of Lighthouse, China Point. 3 Comment
  RSA0098743  Spergularia macrotheca Steve Boyd, Orlando Mistretta, Laurel Arnseth, Bart O Brien, Thomas Hayduk 1990-4-6 4167 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  SBBG17783  Spergularia macrotheca var. macrotheca P. H. Raven 1962-4-9 17145 Los Angeles near barracks, Wilson Cove 60 Comment
  UCLA70850  Stachys ajugoides var. rigida Louis C. Wheeler 1932-5-15 709 Los Angeles Puddingstone Dam San Jose Hills 304 Comment
  RSA0092460  Stachys albens R. G. Swinney 2011-11-3 15982 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson trailhead, north of Sierra Madre. 622 Comment
  SBBG105561  Stachys albens T. Ross, O. Mistretta, C. Neal 1994-7-1 8080 Los Angeles Sheep Camp Spring 334 deg and 520 m NNW of Pacifico Mtn summit at the headwaters of Santiago Cyn 1920 Comment
  UCSB29309  Stachys albens Hook, J. 1972-5-27 Los Angeles Bouquet Canyon Rd; 14.6 m. east of junction with Sand Canyon Rd; Angeles National Forest 518 Comment
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May 11 2016
  RSA46602  Stachys albens Frances Runyan 1971-7-14 s.n. Los Angeles Moist draw, 3 1/2 miles west of Acton, Agua Dulce Canyon Road, Agua Dulce. 701 Comment
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May 11 2016
  LA52373  Stachys bullata C. L. Hogue; 1954-3-30 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon, ca 3 mi. N of Sunset Blvd 274 Comment
  LA52380  Stachys bullata Carl Epling; 1931-3-28 52380 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA446656  Stachys bullata Frances M. Morey 1922-5-15 s.n. Los Angeles Los Angeles. Comment
  SEINET12343826  Stachys bullata Unknown 1933-5-21 8423 Los Angeles in foothills near Los Angeles Comment
  RSA596231  Stanleya pinnata var. pinnata Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3389 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  SD52858  Stebbinsoseris heterocarpa Peter H. Raven 1962-4-9 17144 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  CAS-BOT-BC393694  Stellaria media P. A. Munz; R. D. Harwood 1920-3-1 4307 Los Angeles Cobol Canyon 426 Comment
  UCR150859  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7155 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  SFV1244  Stellaria media K. A. Wilson 1962-4-1 1259 Los Angeles Santa Monica Mountains Old Topanga Canyon Road. 0.5 miles northwest of Topanga Canyon Blvd. Comment
  CAS-BOT-BC397705  Stellaria nitens Le Roy Abrams 1901-4-3 1289 Los Angeles Santa Monica Mts 335 Comment
  RSA535742  Stephanomeria blairii Timothy S. Ross 1991-5-23 5491 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, Eastern escarpment 67 Comment
  SD52851  Stephanomeria diegensis Peter H. Raven 1962-7-11 18015 Los Angeles San Clemente Island, Wilson Cove. 60 Comment
  UC485641  Stephanomeria diegensis C. F. Millspaugh 1920-1-3 4534 Los Angeles Descanso Canyon Santa Catalina Island Comment
  LA200271  Stephanomeria diegensis Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4616 Los Angeles Santa Monica Mountains, Sequit Point 7 Comment
  UCR223829  Stephanomeria parryi R. G. Swinney 2009-6-17 11201 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SDSU557  Stephanomeria parryi unknown 1947-5-5 1528 Los Angeles Highway east of Littlerock, Antelope Valley. Comment
  RSA94983  Stephanomeria spinosa F. W. Peirson 1923-8-30 4742 Los Angeles Le Montaine north of Big Pines, Swartout Valley. 2226 Comment
  RSA474241  Stephanomeria virgata E. A. McGregor 1963-9-15 s.n. Los Angeles Whittier, Los Angeles Comment
  RSA761770  Stephanomeria virgata R. G. Swinney 2008-10-10 9550 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SD233821  Stillingia paucidentata B. Pitzer 1998-5-12 3689 Los Angeles Western Mojave Desert: c. 18 air miles NW of Adelanto & 12.8 mi (airline) W of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. N of junction with El Mirage Rd. (= Ave. P), 0.25 mi. E of 240 St., c. 3.4 mi. S of Ave. J 865 Comment
  CATA1279  Stipa miliacea var. miliacea Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2365 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  LA206417  Stipa speciosa Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  POM213014  Streptanthella longirostris P. A. Munz 1935-4-1 13595 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  CAS-BOT-BC61011  Streptanthella longirostris Dr. A. Davidson 1893-1-1 s.n. Los Angeles Los Angeles. Comment
  SBBG43674  Streptanthella longirostris E. R. Chandler 1967-4-14 Los Angeles near rd from Victorville to Pearblossom Comment
  RSA777617  Stylocline gnaphaloides Orlando Mistretta, Christine Mistretta 2010-5-19 5143 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR220188  Stylocline gnaphaloides R. G. Swinney 2009-4-7 10286 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR223027  Stylocline psilocarphoides R. G. Swinney 2009-4-29 10616 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SD23795  Suaeda calceoliformis Darley F. Howe 1938-8-1 Los Angeles Alkali flat, south of Los Angeles. Comment
  SD75650  Suaeda californica M. B. Dunkle 1939-5-28 8114 Los Angeles San Clemente Island; sea cliffs summits, east side of island. Comment
  CATA1238  Suaeda taxifolia Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2316 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment <