Search Results — 2000 specimen records retrieved (1578 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR124696  Abies concolor B. C. Templeton 1932-6-1 4867 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2287 Comment
  POM744  Abronia maritima D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts, Topanga Canyon Comment
  RSA0119940  Abronia pogonantha R. G. Swinney 2014-4-23 16184 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  UCR193450  Abronia pogonantha R. G. Swinney 1999-6-5 7263 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR272715  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  LA99473  Abronia umbellata subsp. umbellata Hisao P. Arai; 1957-3-16 sn Los Angeles 21 Comment
  CDA3983  Acacia cyclops A. C. Sanders 1986-7-3 6804 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd., Pacific slope. Comment
  UCR240241  Acacia redolens Dan S. Cooper 2012-9-26 912- 58 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA597234  Acacia saligna Scott D. White 1995-3-15 2570 Los Angeles Malibu. Upslope from Winter Canyon, near Pepperdine Univ., N of Pacific coast Hwy., E of Malibu cyn. rd., SW of Malibu Civic Center Way 91 Comment
  LA49827  Acer macrophyllum Carl Epling; April 1938 sn Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  RSA394175  Acer macrophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6731 Los Angeles San Dimas Canyon, bottom of canyon Comment
  RSA603069  Acer macrophyllum Louis C. Wheeler 1932-9-9 1363 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1098 Comment
  SEINET7893902  Acer macrophyllum G. B. Grant 1903-1 17 Los Angeles Mt. Wilson, So Cal. Comment
  UCR129695  Acer negundo var. californicum E. Lloyd 1933-3-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 244 Comment
  POM353051  Achnatherum coronatum L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  UC641627  Achnatherum hymenoides G. L. Stebbins Jr. 1939-6-16 2860 Los Angeles 5 mi s Gorman (along US Hwy 99) 1005 Comment
  RSA587389  Achnatherum speciosum Orlando Mistretta 1992-5-8 278 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA746865  Achnatherum speciosum Orlando Mistretta 1992-5-21 362 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SD217299  Acmispon argophyllus var. argenteus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4309 Los Angeles San Clemente Island, east side of island near Malo Point, first canyon south of Bryce Canyon. Comment
  SFV16234  Acmispon argophyllus var. argenteus J. D. Dilley 1996-4-13 63 Los Angeles California Channel Islands Santa Catalina Island. Wrigley Marine Research Center, near Twin Harbors. Comment
  UC1234629  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-22 17843 Los Angeles Santa Catalina Island, Middle Ranch. Comment
  SBBG125832  Acmispon brachycarpus A. Parikh, N. Gale 2010-5-24 3213 Los Angeles Sierra Pelona, 5.4 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1105 Comment
  SBBG132088  Acmispon dendroideus var. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles beach bank at Mosquito Harbor Comment
  SBBG68839  Acmispon grandiflorus var. grandiflorus C. Bornstein, D. Kershaw 1998-6-5 Los Angeles N2 (Pine Cayon Rd), ca. 0.24 mi E of 749 marker 1226 Comment
  UCD168363  Acmispon procumbens var. procumbens J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR280772  Acourtia microcephala R. G. Swinney 2014-5-19 16585 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA177873  Acourtia microcephala R. F. Thorne, P. Everett 1965-5-12 34597 Los Angeles Catalina Canyon, at upper end; Santa Catalina Island 244 Comment
  SEINET10891340  Actinidia chinensis Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3745 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CAS-BOT-BC133188  Adenostoma fasciculatum L. R. Abrams; I. L. Wiggins 1931-7-4 335 Los Angeles White's Landing, Santa Catalina Island Comment
  CHSC83602  Adenostoma fasciculatum John Dittes 1990-6-7 81 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 30 feet above creek. 929 Comment
  LA52126  Adenostoma fasciculatum M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 304 Comment
  RSA0067571  Adenostoma fasciculatum R. G. Swinney 2010-5-4 12500 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
  RSA390571  Adenostoma fasciculatum Bonnie C. Templeton 1930-5-27 8939 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  UCD112636  Adenostoma fasciculatum T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  UCR124941  Adenostoma fasciculatum B. C. Templeton 1960-5-14 8446 Los Angeles Western San Gabriel Mtns., Mint Canyon near Solemint 500 Comment
  UCR223392  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 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
  SBBG12774  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1961-9-23 4756 Los Angeles small cyn at E end of Isthmus Harbor 30 Comment
  LA202378  Adenostoma sparsifolium Arthur C. Gibson; 2003-7-23 4850 Los Angeles Comment
  UCR151022  Ageratina adenophora Scott D. White 1997-5-7 5065 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
  UCR91504  Ageratina adenophora Scott D. White 1995-3-14 2545 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, along creek above San Dimas Reservoir. 457 Comment
  UCR264684  Agoseris Mitch Provance, Callen Huff 2009-4-28 10666 Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.6 miles NE of Gorman 1439 Comment
  RSA587283  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-17 2559 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  CLARK-A1528-1281  Agrostis diegoensis John C. Roos 1939-6-8 Los Angeles Burbank Comment
  IRVC26647  Agrostis exarata L. C. Wheeler 1936-6-8 4130 Los Angeles Bell-W Fork of San Dimas Canyon divide. San Gabriel Mtns. 884 Comment
  RSA596131  Agrostis exarata Timothy S. Ross, Steve Boyd 1995-6-28 8633 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  SEINET7594108 Image available Agrostis pallens Unknown 1892-1 45862 Los Angeles Santa Monica, Santa Monica Comment
  POM20723  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pines, Swartout Valley, San Gabriel Mountains. 2073 Comment
  UCR43943  Agrostis viridis B. A. Prigge 1986-3-29 7164 Los Angeles Mojave Desert, Little Rock Creek, just above Calif. Hwy 138 884 Comment
  UCR189750  Allium R. G. Swinney 1998-7-10 6394 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
  SEINET2042542 Image available Allium fimbriatum var. mohavense George K. Helmkamp, E. A. Helmkamp 2001-5-2 6657 Los Angeles Antelope Valley, 0.1 mi W of CA-138 on Ave. W, then 0.3 mi S on dirt road. 976 Comment
  RSA367090  Allium lacunosum var. davisiae Robert Kessler 1923-4-1 s.n. Los Angeles Lancaster. Comment
  RSA0066074  Allium monticola F. W. Peirson 1923-5-25 3547 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1295 Comment
  UCSB753  Allium praecox H., J. 1943-4-3 Los Angeles San Dimas Exp. Forest; Way Hill, Gladstone Ave. Comment
  CHSC95536  Allophyllum divaricatum LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 240 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land.On trail up out of canyon and going to the crest following a ridge running northwest from the crest, sunny south side of ridge.. 726 Comment
  JEPS69358  Allophyllum divaricatum Frank W. Peirson 1918-10-26 293 Los Angeles Big Dalton Canyon San Gabriel Mts., Big Dalton Canyon 762 Comment
  RSA410057  Allophyllum divaricatum Robin S. Collins 1973-5-28 320 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn, ca. 2 mi into canyon on pack trail. 762 Comment
  RSA410027  Allophyllum gilioides subsp. gilioides Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1676 Comment
  RSA594568  Allophyllum glutinosum L. C. Wheeler 1967-7-30 10282 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 945 Comment
  RSA115751  Alternanthera philoxeroides George W. Garrettson 1956-10-22 s.n. Los Angeles Rio Hondo at San Gabriel Blvd. Comment
  UCR203231  Amaranthus albus R. G. Swinney 2005-7-21 8326 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA603585  Amaranthus caudatus L. C. Wheeler 1947-9-14 6629 Los Angeles Rio Hondo: between Rosemead Blvd. and Garvey Ave. Comment
  RSA526639  Amblyopappus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4221 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Sand dunes at cyn mouth. Comment
  RSA661067  Amblyopappus pusillus Orlando Mistretta 1992-4-5 175 Los Angeles Guds, San Clemente Island. Comment
  SD108975  Ambrosia acanthicarpa James Henrickson 1972-11-2 8089 Los Angeles 4 miles north of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road. 370 Comment
  UCD128707  Ambrosia acanthicarpa James Dilley 1996-10-26 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest, Vincent Gap, on Angeles Crest Hw. Comment
  CAS-BOT-BC13712  Ambrosia chamissonis Huron Herbert Smith 1912-5-9 4955 Los Angeles Redondo Comment
  JEPS19922  Ambrosia chamissonis Samuel B. Parish 1891-1 Los Angeles Long Beach Comment
  RSA232705  Ambrosia chamissonis Larry E. DeBuhr, Gary D. Wallace 1972-9-1 s.n. Los Angeles San Clemente Island. West Cove NW on island. Comment
  RSA416924  Ambrosia chamissonis F. R. Fosberg 1930-6-23 s 2982 Los Angeles Del Rey. 2 Comment
  RSA279130  Ambrosia psilostachya R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45101 Los Angeles Santa Catalina Island: near bridge over stream lower end of Cottonwood Canyon. 30 Comment
  CAS-BOT-BC272928  Ambrosia salsola A. D. E. Elmer 1902-6-1 3622 Los Angeles Palmdale Comment
  SBBG131920  Ammannia coccinea S. A. Junak 2000-6-29 SCa 1349 Los Angeles N end of Haypress Reservoir 399 Comment
  RSA499936  Amsinckia intermedia Thekla Mohr 1931 Los Angeles Near Los Angeles Comment
  UCR121251  Amsinckia menziesii 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
  UC575001  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  JEPS24901  Amsinckia spectabilis var. spectabilis P. A. Munz 1923-4-11 6771 Los Angeles San Clemente Island, coast San Clemente Island Comment
  CAS-BOT-BC227702  Amsinckia tessellata Steven R. Hill; Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  POM369910  Amsinckia tessellata Anstruther Davidson 2372 Los Angeles Catalina [Island] Comment
  RSA0091517  Amsinckia tessellata R. G. Swinney 2011-4-20 14431 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  SD237360  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UCR154355  Amsinckia tessellata A. C. Sanders 2005-5-5 29904 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  POM368395  Amsinckia tessellata Donald Myrick 1968-3-6 1816 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  RSA592441  Anagallis arvensis Louis C. Wheeler 1967-5-13 9500 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA624569  Anemopsis californica L. C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs 877 Comment
  UCR194310  Anisocoma acaulis R. G. Swinney 1999-5-1 7090 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR222783  Anisocoma acaulis R. G. Swinney 2009-4-28 10549 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SBBG121834  Anisocoma acaulis A. Parikh, N. Gale 2005-6-17 786 Los Angeles Portal Ridge, 1.4 km NE of intersection of N2 and Johnson Rd, 2.5 km ESE of intersection of N2 and Munz Ranch Rd 1165 Comment
  UCD97916  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  POM6040  Anthemis cotula Arthur M. Cleghorn 1902-6-20 44 Los Angeles Claremont. Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA425829A  Antirrhinum coulterianum Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  JEPS6992  Antirrhinum coulterianum Frank W. Peirson 1918-6-12 188 Los Angeles Rubio Canyon foothills Rubio Canyon; San Gabriel Mountains Comment
  OBI30462  Antirrhinum multiflorum J. C. Roos 1947-5-17 3636 Los Angeles Placerita Cyn, E of Newhall Comment
  LA34301  Apiastrum angustifolium Sandra Shimbel; 1951-5-20 sn Los Angeles Santa Monica Mountains, Brentwood Canyon Comment
  RSA470371  Apiastrum angustifolium F. R. Fosberg 1931-3-25 S- 4363 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  UCR155355  Apiastrum angustifolium A. C. Sanders 2005-5-5 29868 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
  UCR184202  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2007-4-24 33490 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  RSA470399  Apium graveolens Robert Gustafson 1980-7-9 1785 Los Angeles Ballona Wetlands, Area 1, occasional in areas 1& 3. Comment
  CLARK-A1528-1423  Apium leptophyllum John C. Roos, Alfred R. Roos 1958-5-16 Los Angeles Los Angeles Comment
  CLARK-A1528-1425  Apium leptophyllum Alfred R. Roos 1958-5-29 Los Angeles parking strip on the 1900 block of Westwood Blvd. Comment
Read comments
Oct 26 2015
  RSA624645  Apocynum cannabinum L. C. Wheeler 1973-05 s.n. Los Angeles Whittier Narrows. Comment
  RSA660270  Apocynum cannabinum Orlando Mistretta, Peter L. Morrell 1992-6-4 500 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR189397  Aquilegia formosa R. G. Swinney 1998-5-30 6168 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC1922367  Arabidopsis thaliana Valerie Soza, Bill Hogshead 2003-4-23 1640 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  UC10123  Arabis glabra State Survey 1862-5-3 572 Los Angeles San Antonio River Comment
Read comments
Jan 20 2011
  SEINET13383036 Image available Arabis sparsiflora R. G. Swinney 2011-1 15321 Los Angeles 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-BC102201  Arctium lappa Alice Eastwood 1915-8-25 4209 Los Angeles Duarte Comment
  CAS-BOT-BC23620  Arctostaphylos crustacea Peter H. Raven; Henry J. Thompson 1959-2-25 13807 Los Angeles Santa Monica Mountains, Saddle Peak, 1.2 miles east of summit. 670 Comment
  RSA626742  Arctostaphylos glandulosa Jon E. Keeley 1978-9-2 7227 Los Angeles Singing Pines Camp, Angeles Crest Highway. 2000 Comment
  RSA626790  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20179 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA626838  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22119 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629086  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20348 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA596462  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1989-6-11 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Glendora Ridge Motorway 732 Comment
  RSA626676  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15787 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  RSA626802  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22103 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA631300  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-11 21988 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  CAS-BOT-BC39305  Arctostaphylos glauca C. F. Baker 1904-2-15 4013 Los Angeles San Antonia Canyon, Claremont Comment
  RSA631698  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15846 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  POM13813  Arctostaphylos parryana P. A. Munz 1922-5-30 5575 Los Angeles San Antonio Mountains: Head of Swartout [Swarthout] Valley. 2134 Comment
  RSA634689  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20327 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634710  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15042 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA635063  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20584 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635108  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20447 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635117  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20316 Los Angeles Road to Mt. Gleason, 4.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA65501  Arenaria macradenia var. arcuifolia F. W. Peirson 1922-7-5 3157 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  RSA603615  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 A Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  POM122870  Arenaria serpyllifolia Marcus E. Jones 1926-6-19 s.n. Los Angeles Claremont. 365 Comment
  RSA122640  Argemone munita A. D. Gifford 1935-5-14 711 Los Angeles 4 miles W. of Manzana. 945 Comment
  UC1040942  Argemone rotundata Gerald B. Ownbey and Findley Ownbey 1954-5-28 2118 Los Angeles 7.0 mi w of Ravenna (at junction of Highway with Agua Dulce Creek Road, Soledad Canyon); Soledad Canyon Comment
  UCR2169  Aristida purpurea var. parishii George B. Grant 1905-4-2 66- 6459 Los Angeles San Gabriel Mtns. Foothills, Altadena 732 Comment
  RSA188276  Artemisia californica R. F. Thorne 1966-5-31 36451 Los Angeles Santa Catalina Island. Rocky headland between Shark and Little Harbors 15 Comment
  SBBG114197  Artemisia californica C. Bornstein, E. Collins 1997-4-14 Los Angeles Liebre-Sawmill Mtn Rd [USFS 7N23], Liebre Mtns 1569 Comment
Read comments
Jul 31 2014
  SBBG42213  Artemisia californica M. B. Dunkle 1939-11-24 7342 Los Angeles Mosquito summit, cyn head Comment
  UCR68907  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-7 4198 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  UCR71161  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-8 4420 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CHSC95484  Artemisia douglasiana LeRoy Gross 2001-9-1 444 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Small side canyon off of La Tuna Canyon Road just west of locked gate of Hostetter Mountain Way. 488 Comment
  LA200157  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UC892573  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  UCR209942  Artemisia douglasiana R. G. Swinney 2008-10-16 9593 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR95759  Artemisia douglasiana Lauren Raz, Steve Boyd 1996-10-23 058 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR209256  Artemisia dracunculus R. G. Swinney 2008-10-7 9470 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA194017  Artemisia nesiotica R. M. Beauchamp 1967-3-17 246 Los Angeles San Clemente Island: on slope east of Wilson Cove Comment
  SBBG43842  Arthrocnemum subterminale M. R. Benedict 1971-6-25 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  CATA1430  Arundo donax Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2591 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCR173861  Asclepias californica Scott D. White, S. Leatherman 1998-6-4 6642 Los Angeles Liebre Mtns, Castaic Lake area: Grasshopper Canyon watershed, between the I-5 Fwy/Old Ridge Route and the lake. Proposed 'North Lake Planned Community 732 Comment
  LA105041  Asclepias fascicularis Barry A. Prigge; 1988-7-3 8168 Los Angeles SANTA MONICA MOUNTAINS, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across from Calabasas High School. 313 Comment
  RSA401114  Asclepias vestita Anstruther Davidson 1893-7-4 1940 Los Angeles Rock Creek. Comment
  LA200069  Aspidotis californica Lawrence L. Kiefer; 1966-3-12 1708 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 3rd [4th?] switchback S of Monte Nido. 382 Comment
  RSA0094721  Aspidotis californica R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  JEPS340  Asplenium vespertinum A. J. McClatchie Mar. 1894 Los Angeles Pasadena, Millard's Canyon Comment
  RSA417666  Aster greatae Anstruther Davidson, Alice Davidson 1910-07 2499 Los Angeles San Gabriel Comment
  CAS-BOT-BC177474  Astragalus asymmetricus Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Unspecified Comment
  UCR93946  Astragalus bicristatus John Wear, N. Moorhatch 1996-7-30 s.n. Los Angeles San Gabriel Mtns., Big Pines, Contel communication site 1829 Comment
  CAS-BOT-BC182302  Astragalus didymocarpus var. didymocarpus Ralph Hoffmann 1932-4-27 s.n. Los Angeles 5 miles n. of Lancaster Comment
  CAS-BOT-BC182325  Astragalus didymocarpus var. didymocarpus Geo. B. Grant 1903-3-10 3651 Los Angeles [Carranza] Garvanza - R.R. Hill. Comment
  SBBG113059  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 593 Los Angeles N of Airport Rd, ca. 0.15 mi from main rd, near abandoned rd to ridge with Whitley's Pk 426 Comment
  LA99366  Astragalus lentiginosus E. R. Hobbs; 1978-4-23 78 180 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  RSA250371  Astragalus lentiginosus var. antonius R. F. Thorne, M. Z. Thorne 1963-7-10 38400 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles W of Wrightwood. 1951 Comment
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Dec 7 2015
  LA204995  Astragalus lentiginosus var. fremontii Carl Epling; May 1927 Los Angeles near summit, Ridge Route Comment
  SD85144  Astragalus miguelensis E. R. Blakley 1962-6-9 5192 Los Angeles San Clemente Island, China Point, sandy loam soil 3 Comment
  SEINET948675  Astragalus purshii Carl B. Wolf 1937-1 8743 Los Angeles Tehachapi Mountains., 1 mi, so. of Tejon Pass on Hungry Valley Road. 1280 Comment
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Jan 9 2019
  NY345447  Astragalus pycnostachyus var. lanosissimus H. E. Hasse 1888-8-24 s.n. Los Angeles Near Los Angeles Comment
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Mar 12 2011
  RSA415761  Astragalus trichopodus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  RSA733362  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 ca. 1km NNW of Mayo Spur 305 Comment
  RSA0040084  Astragalus trichopodus var. lonchus Thomas R. Huggins, Barry A. Prigge 2014-4-28 14 -044 Los Angeles Santa Monica Mountains, Malibu. Pacific Coast Highway, approximately 0.1 miles W of Decker Rd. 31 Comment
  CAS-BOT-BC194074  Astragalus trichopodus var. lonchus Lewis S. Rose 1940-3-15 40123 Los Angeles Point Fermin 91 Comment
  RSA90709  Astragalus trichopodus var. lonchus F. W. Peirson 1908-4-18 7695 Los Angeles Point Fermin Comment
  SBBG3261  Astragalus trichopodus var. lonchus H. and M. Dearing 1937-3-8 838 Los Angeles from Pt Mugu S to Santa Monica, near sea shore Comment
  SBBG3258  Astragalus trichopodus var. phoxus H. and M. Dearing 1929-5-19 835 Los Angeles Ridge Route Comment
  SBBG130576  Athysanus pusillus S. A. Junak 2000-3-30 SCa 1136 Los Angeles above Goat Harbor 438 Comment
  UCR162062  Atriplex Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  POM184071  Atriplex argentea P. A. Munz 1932-8-31 12812 Los Angeles Back beach, Playa del Rey. Comment
  UC56786  Atriplex argentea var. mohavensis Ernest Braunton July 1901 Los Angeles Los Angeles Los Angeles (vacant lot) Comment
  UCR277097  Atriplex canescens R. G. Swinney 2010-10-5 13998 Los Angeles San Gabriel Mountains, Placerita Canyon, boundary of park, c. 20 meters south of Placerita Hwy, just north of Botany Nature Trail, east of Nature Center 494 Comment
  UC1601677  Atriplex confertifolia Katharine Brandegee Los Angeles Lancaster Comment
  RSA478345  Atriplex coulteri Anstruther Davidson 1930-1 s.n. Los Angeles [Unspecified] Comment
  CATA1165  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SBBG109021  Atriplex leucophylla S. A. Junak 1996-5-31 SCl 565 Los Angeles E end of beach at West Cove 3 Comment
  CAS-BOT-BC180938  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey Comment
  POM50708  Atriplex parryi A. D. E. Elmer 1902-06 s.n. Los Angeles Lancaster. Comment
  RSA0029486  Atriplex prostrata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2748 Los Angeles Santa Catalina Island: Catalina Harbor at the Isthmus. 3 Comment
  SBBG19126  Atriplex semibaccata M. A. Piehl 1963-12-7 631059 Los Angeles near shore opposite Pyramid Head 9 Comment
  SBBG98485  Atriplex semibaccata T. Ross 1991-5-22 5444 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SD129242  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Drive. 29 Comment
  SEINET3860089  Atriplex suberecta R. G. Swinney 2009-3-16 10128 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, 400 m NW of River Bike Path parking lot at Hwy 39.; 0 227 Comment
  LA202404  Atriplex suberecta Arthur C. Gibson; 2004-9-5 5061 Los Angeles Santa Monica Mountains, Liberty Canyon, near old homesteads, ca 150 m from eucalyptus grove, on state park land Comment
  SD69366  Atriplex watsonii Robert F. Thorne, P. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  RSA748669  Avena barbata R. G. Swinney 2008-3-31 8589 Los Angeles Glendora Mountain summit 1003 Comment
  SFV22134  Avena barbata V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 756 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, south-southwest-facing, rocky slope below trail along ridgetop. 488 Comment
  RSA0069433  Avena fatua R. G. Swinney 2010-6-8 13216 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
  UCD56387  Avena fatua Geoffrey Levin 1974-4-27 44 Los Angeles San Gabriel Mts. San Antonio Canyon below San Antonio Canyon Dam. Santa Ana River. Pacific Slope. 579 Comment
  RSA385397  Avena fatua Albert J. Perkins 1920-02 s.n. Los Angeles Street in western Los Angeles. Comment
  UCSB12223  Avena sativa Hochberg, Fred 1961-3-30 Los Angeles NE end of Middle Ranch Lake, Middle Ranch, Middle Canyon; Catalina Island Comment
  OBI56528  Baccharis pilularis Louis C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mtn: Barrel Springs 899 Comment
  RSA536086  Baccharis pilularis Timothy S. Ross 1991-5-21 5431 Los Angeles San Clemente Island: SW rim of Box Canyon 351 Comment
  RSA587190  Baccharis pilularis Scott D. White 1995-12-5 3768 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA760716  Baccharis pilularis R. G. Swinney 2008-12-4 9932 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UC57445  Baccharis pilularis J. H. Barber 1898-7-3 Los Angeles Santa Monica Canon Comment
  LA31672  Baccharis plummerae Peter H. Raven; Henry J. Thompson 1958-10-11 13749 A Los Angeles 426 Comment
  CHSC24682  Baccharis salicifolia D. Hattem 1976-4-18 11 Los Angeles Population ca. 30 ft E of Hwy 5, ca. 3.5 mi N of Castaic. 457 Comment
  RSA0091118  Baccharis salicifolia R. G. Swinney 2010-4-15 12252 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA226249  Baccharis salicifolia Gary D. Cromwell, David W. Wheat 1971-4-16 512 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. 518 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
  SFV3745  Baccharis salicifolia K. A. Wilson, D. E. Bianchi 1961-2-2 814 Los Angeles Santa Susana Mountains Granada Hills. Base of Limekiln Canyon. 350 Comment
  UCR179609  Baccharis salicina R. G. Swinney 1992-11-11 1982 Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin, on Colby-Dalton Trail 366 Comment
  UC36767  Balsamorhiza deltoidea J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  UC893831  Balsamorhiza deltoidea I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4628 Los Angeles Boquet Canyon Bouquet Canyon 335 Comment
  RSA0030918  Balsamorhiza deltoidea B. C. Templeton, C. B., I. W. 1930-5-13 s.n. Los Angeles Grassy hillside, North end of Bouquet Canyon. 1097 Comment
  RSA36193  Bassia hyssopifolia R. F. Thorne 1966-4-28 36193 Los Angeles Santa Catalina Island. Roadside near high school, Avalon. 30 Comment
  RSA607613  Berula erecta L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  CAS-BOT-BC101989  Bidens pilosa David D. Keck 1932-10-10 1947 Los Angeles South Pasadena Comment
  RSA691044  Bituminaria bituminosa Scott D. White 2003-10-22 9839 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
  SEINET3146115  Blepharipappus glandulosus G. B. Grant 1904-5-5 112 Los Angeles Arroyo Seco Cyn., Sierra Madre Mts. Comment
  LA200932  Bloomeria crocea Jonathan Sauer; S. Modry 1969-6-4 4567 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SEINET3132242  Boechera californica G. B. Grant 1904-4-4 53 a-5633 Los Angeles Garvanza Comment
  RSA660090  Boechera californica Orlando Mistretta 1992-5-25 426 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  JEPS63998  Bolboschoenus maritimus W. F. Parish 1891-1 Los Angeles Long Beach Long Beach (southern California) Comment
  SBBG59230  Bolboschoenus maritimus subsp. paludosus R. Hoffmann 1927-8-31 Los Angeles near lake, Palmdale Comment
  UCR229214  Bolboschoenus maritimus subsp. paludosus R. G. Swinney 2005-8-3 8358 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 341 Comment
  RSA0115808  Bothriochloa barbinodis Steven A. Junak 1999-7-15 SCa- 1023 Los Angeles Santa Catalina Island. Immediately inland from Salta Verde Beach, on slump or landslide area. 6 Comment
  IRVC26858  Bowlesia incana Reid Moran 1941-2-17 576 A Los Angeles Middle Ranch, Santa Catalina Island. 500 Comment
  RSA584329  Boykinia rotundifolia T. S. Ross, Walter Appleby 1993-6-7 7368 -A Los Angeles W end of San Gabriel Mtns: Los Pinetos Spring 887 Comment
  UC816084  Brachypodium distachyon F. R. Fosberg 1931-5-22 S 4964 Los Angeles Santa Catalina Island, Isthmus Harbor Isthmus Harbor; Santa Catalina Island, Isthmus Harbor 3 Comment
  UCR259959  Brassica geniculata R. G. Swinney 2010-3-18 11986 Los Angeles San Gabriel Mountains, 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
  SBBG17794  Brassica geniculata P. H. Raven 1962-5-9 17660 Los Angeles near observation point on slope overlooking Pyramid Cove 167 Comment
  LA210053  Brassica rapa Leo Boyd; 1953-4-1 Los Angeles Faculty Hill U.C.L.A. Campus Comment
  POM310369  Brickellia californica Margaret Hardinge 1945-10-14 168 Los Angeles San Antonio Canyon. San Gabriel Mt. Range 1829 Comment
  SBBG95459  Brickellia californica M. B. Dunkle 1928-10-17 2022 Los Angeles Howland's Comment
  POM187682  Brickellia nevinii Joseph A. Ewan 1930-10-10 3534 Los Angeles along Sturtevant Trail. 610 Comment
  RSA481990  Brickellia nevinii Richard Noyes 1988-9-18 739 Los Angeles Behind San Antonio Dam 701 Comment
  RSA582909  Brodiaea kinkiensis Mark A. Elvin, Gery Allan, Timothy S. Ross 1995-5-21 20 Los Angeles San Clemente Island: W side of island on upper terrace 1/4 mi. from Ridge Road to Stone Field Station. 244 Comment
  RSA600156  Bromus Steve Boyd, Lauren Raz 1997-5-1 9650 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  LA13700  Bromus arizonicus 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
  SBBG87349  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd 30 Comment
  UC589649  Bromus arizonicus Nell Murbarger 1936-3-1 56 Los Angeles San Clemente Island Comment
  SEINET10520157  Bromus carinatus LeRoy R. Abrams Abrams 1727 Los Angeles Ballwin Creek, Mesmen Comment
  CAS-BOT-BC149199  Bromus carinatus var. carinatus Geo. B. Grant 1906-8-1 s.n. Los Angeles Oak Knoll. Comment
  RSA682409  Bromus carinatus var. carinatus Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  UC1155589  Bromus carinatus var. carinatus G. L. Stebbins Jr. 1944-6-5 4232 Los Angeles Big Pines Resort 1828 Comment
  RSA752481  Bromus catharticus Justin M. Wood 2009-4-22 531 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SBBG19156  Bromus catharticus var. catharticus M. A. Piehl 1963-12-8 631118 Los Angeles lower edge of active dune along W end of airfield runway, West Cove 18 Comment
  CATA622  Bromus diandrus Mark L. Hoefs 1991-4-8 1075 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  POM363403  Bromus diandrus Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  SEINET4391182  Bromus diandrus Roth 1903-1 127 a Los Angeles Pasadena Comment
  CATA73  Bromus hordeaceus Peter Henrikson 1987-4-13 55 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  RSA177672  Bromus hordeaceus R. F. Thorne 1965-5-10 34508 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  SBBG95223  Bromus hordeaceus M. B. Dunkle 1928-3-31 1777 Los Angeles Little Harbor Comment
  UC624990  Bromus laevipes F. R. Fosberg 1931-4-7 S 4501 Los Angeles Santa Catalina Island, Hamilton Beach Hamilton Beach; Santa Catalina Island, Hamilton Beach 10 Comment
  CAS-BOT-BC162339  Bromus madritensis Peter H. Raven 1959-5-5 14107 Los Angeles Santa Monica Mountains. Mullholland Highway, 1 mile west of Las Virgenes Road Malibu Creek Drainage. 274 Comment
  SBBG128783  Bromus madritensis subsp. rubens M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1783 Los Angeles N of Rd between Emerald Bay and Parsons Landing 121 Comment
  UC50606  Bromus madritensis subsp. rubens J. H. Barber 135 Los Angeles Pomona, Agriculture Experiment Station Pomona; , Agriculture Experiment Station Comment
  CAS-BOT-BC161860  Bromus rubens Le Roy Abrams 1901-4-1 1207 Los Angeles Ballina Habor. Comment
  POM363939  Bromus rubens Robert Gustafson 1981-3-10 2103 Los Angeles Los Angeles, Ballona Wetlands, Area 2 Comment
  RSA518482  Bromus rubens A. C. Sanders 1988-2-3 7606 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA640383  Bromus rubens L. C. Wheeler 1967-5-23 9700 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  CDA1848  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Sand Canyon at Bear Canyon. Elev. 2000 . Comment
  RSA773828  Bromus tectorum R. G. Swinney 2009-6-3 11030 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR177570  Bromus tectorum LeRoy Gross 2005-5-3 2248 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA713150  Cakile maritima A. C. Sanders, Lee Jones 2005-4-8 29369 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  LA210349  Calandrinia breweri A. M. Johnson; 1928-3-13 206 Los Angeles Del Rey Hills Comment
  UC457254  Calandrinia breweri Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR192534  Calandrinia ciliata A. C. Sanders 2008-4-10 34831 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA786390  Calandrinia ciliata Doris Bowers 1957-3-23 175 Los Angeles Rocky Point, LaVerne. 335 Comment
  POM157977  Calochortus catalinae M. B. Dunkle 1928-3-17 1752 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  RSA377287  Calochortus catalinae F. R. Fosberg 1931-3-27 S- 4411 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  UCD139488  Calochortus catalinae J. Dilley 1995-5-7 44 Los Angeles Calabasas, Santa Monica Mountains, Stunt Road, 0.5 mile south of Mulholland Hwy. 300 Comment
  IRVC27979  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26132 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
  SBBG57684  Calochortus invenustus R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA587975  Calochortus kennedyi var. kennedyi Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  CAS-BOT-BC132478  Calochortus plummerae Peter H. Raven 1956-6-17 9419 Los Angeles Slopes N.W. of Sunset Blvd. at Sepulveda Blvd. Comment
  RSA577462  Calochortus plummerae Louis C. Wheeler 1933-6-3 1868 Los Angeles Claremont. 381 Comment
  UCR238103  Calochortus plummerae Mark A. Elvin, Margie P. Elvin, K. Elvin, A. Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains, crest of the mountains at head of Salt Creek, 6.5 km SW of Stevenson Ranch 927 Comment
  POM181827  Calochortus venustus C. L. Hitchcock 1928-5-27 s.n. Los Angeles Road to Mt. Pinos, 1 mile W of junction with Ridge Route. Comment
  RSA778570  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-22 4725 Los Angeles Chino-Puente Hills region: Upper Brea Canyon, beside dirt access road 137 m W of the Brea Ridge MtrWay and 703 m E of Brea Canyon Road. 287 Comment
  LA204511  Calycanthus occidentalis Frank C. Vasek; June 1952 sn Los Angeles Kings Canyon Comment
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May 26 2015
  UCR191700  Calyptridium monandrum A. C. Sanders 2008-4-23 35089 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  SD47444  Calystegia macrostegia Ira L. Wiggins 1949-2-22 11964 Los Angeles San Clemente Island; near northeast end of island. 45 Comment
  POM3537  Calystegia macrostegia subsp. arida Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  UCR281364  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-15 16517 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA584030  Camissonia Tim S. Ross, Steve D. Boyd 1990-5-29 2698 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  RSA724374  Camissonia K. Dobry 1990-3-25 d- 390 Los Angeles Simi Hills at Dayton Canyon. Comment
  POM3206  Camissonia bistorta P. A. Munz 1918-4-16 2063 Los Angeles Claremont, Pomona College Campus Comment
  RSA465688  Camissonia bistorta Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  RSA244397  Camissonia californica Robin S. Collins 1973-4-9 229 Los Angeles San Gabriel Mountains, Angeles National Forest, Trail Canyon, near trail ca. 1/2 mile from its start. 609 Comment
  SEINET4044557  Camissonia californica D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR179257  Camissonia californica R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon 366 Comment
  UCR205697  Camissonia californica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37025 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR222731  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA19205  Camissonia campestris subsp. campestris P. A. Munz 1923-5-27 6904 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  UCR280413  Camissonia campestris subsp. campestris Onkar Singh 2014-3-18 4370 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA678251  Camissonia ignota Valerie L. Soza, Steve D. Boyd 2002-4-10 1393 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 640 Comment
  RSA0106117  Camissonia micrantha R. G. Swinney 2011-3-15 14073 A Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  SEINET10969617  Camissonia pallida David B. Dunn 1947-4-16 Dunn 2933 Los Angeles 2 mi w & 1 mi n of palmdale. Mohave desert; amongst desert shrubs. Comment
  RSA729860  Camissonia pallida subsp. pallida R. G. Swinney 1999-5-22 7195 Los Angeles East fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR263056  Camissonia strigulosa Mitch Provance 2008-4-14 408- 11 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  LA32210  Camissoniopsis bistorta Peter H. Raven; 1959-4-18 13997 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 24 Comment
  UCSB4526  Camissoniopsis bistorta Ellis, Richard 1960-4-11 Los Angeles Malibu Canyon Road, 1.5 miles north of highway 101 Comment
  SDSU3381  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles At edge of grassy field next to sand dune, about 1/4 mile east of Killgore Street, Playa del Rey. Comment
  RSA0091358  Camissoniopsis pallida R. G. Swinney 2011-4-1 14295 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CATA1440  Capsella bursa-pastoris Mark L. Hoefs, Robert F. Thorne 1996-4-6 2603 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  SBBG44677  Capsella bursa-pastoris W. A. Wright 1931-2-19 Los Angeles Toyon Cyn on right of school as you look up to hills Comment
  UCR261542  Cardamine oligosperma R. G. Swinney 2010-2-27 11706 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA65660  Cardionema ramosissimum F. W. Peirson 1863 Los Angeles Playa del Rey. Comment
  CDA6816  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR273122  Carduus pycnocephalus R. G. Swinney 2011-5-6 14613 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  CAS-BOT-BC282968  Carduus pycnocephalus Tim Ross 1992-6-15 6554 Los Angeles Whittier Hills (local name for the W extremity of the Puente Hills): upper end of Turnbull Canyon 304 Comment
  UCR209540  Carex R. G. Swinney 2008-7-2 9125 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
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Sep 12 2018
  SEINET10644376  Carex Gost 1925-2-28 GOST 6284 Los Angeles Comment
  UCR190057  Carex alma R. G. Swinney 1998-10-3 7003 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  CAS-BOT-BC21315  Carex fracta D. E. Breedlove 1961-8-7 926 -B Los Angeles 3 miles north of Wrightwood on road to Valyermo. 1828 Comment
  SBBG121658  Carex praegracilis S. D. White, A. Warniment 2006-7-7 11613 Los Angeles Gorman Crk, NE of Interstate 5 1037 Comment
  CAS-BOT-BC118406  Carex praegracilis H. E. Hasse 1893-5-21 s.n. Los Angeles Wet ground near Acton Comment
  RSA629718  Carex spissa L. C. Wheeler 1947-5-4 6480 Los Angeles San Gabriel Mountains: San Gabriel Canyon, 1/4 mile upstream from mouth. Comment
  RSA757320  Castilleja applegatei R. G. Swinney 2008-6-17 9054 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
  SBBG120075  Castilleja exserta A. C. Sanders 2005-5-5 29944 Los Angeles W edge of Cruzan Mesa, N of Bench Mark "Plum"; Santa Clarita area 671 Comment
  HSC20883  Castilleja exserta subsp. exserta C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  SD69530  Castilleja exserta subsp. exserta Robert F. Thorne 1966-4-7 35985 Los Angeles Santa Catalina Island: grassy slope S of Parson Landing and SW of Arrow Point, W end of island 60 Comment
  POM184712  Castilleja foliolosa Joseph A. Ewan 1932-5-29 7192 Los Angeles Lower Arrastre Canyon, San Gabriel Mountains 915 Comment
  SBBG66887  Castilleja foliolosa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA400547  Castilleja foliolosa M. Bisbee 1917-5-24 s.n. Los Angeles Hill sides, Eagle Rock Comment
  JEPS33786  Castilleja grisea unknown 1963-8-1 Los Angeles San Clemente I. Comment
  RSA678692  Castilleja grisea Mark A. Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles San Clemente Island. Eagle Canyon 373 Comment
  SBBG39475  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles lower slope bluffs, SE coast of San Clemente Island; ISOTYPE Comment
  RSA567312  Castilleja martinii var. martinii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3990 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  JEPS16155  Castilleja minor subsp. spiralis Rimo Bacigalupi with L. R. Heckard and G. T. Robbins 1953-6-14 4193 Los Angeles 2 mi s and above Sycamore Camp Ground (along the South Fork of Little Rock Creek); San Gabriel Mountains, South Fork of Little Rock Creek 1280 Comment
  JEPS78784  Castilleja plagiotoma L. R. Heckard with Michael Morris 1976-6-13 4262 Los Angeles ca 3 mi w Wrightwood (along Route 2, 0.5 mi e of Big Pines Ranger Station, 0.5 mi w of Holiday Hill Ski Lifts); San Gabriel Mts. 1828 Comment
  RSA586670  Castilleja plagiotoma Orlando Mistretta, Mark A. Elvin 1995-5-10 1708 Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  RSA668077  Castilleja plagiotoma Michael C. Long, Ian Swift 2001-5-10 MCL- 557 Los Angeles Antelope Valley, Bob's Gap, ca. 0.25 mi SE of junction of Bob's Gap Road and Panorama Rd. (dirt). 1226 Comment
  UCSC001472  Catalpa bignonioides Peter Kamb 1947-5-25 542 Los Angeles Altadena 396 Comment
  SD253414  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84a^z SSE of jct. of Colby Ranch Road and FS Rd. 3N19, upper Colby Canyon (Chilao Flat 7.5'Q) 1018 Comment
  UCSB33256  Caulanthus amplexicaulis Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mts. 1219 Comment
  UCSB26825  Caulanthus coulteri Flath, Carol 1963-5-3 Los Angeles Mint Canyon Campground, 7.7 miles north of Solemint on U.S. Highway 6 762 Comment
  SBBG47543  Caulanthus lasiophyllus M. B. Dunkle 1929-4-7 2084 Los Angeles White's Landing Comment
  SBBG70229  Caulanthus lasiophyllus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR194255  Caulanthus lasiophyllus R. G. Swinney 1998-8-5 6661 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  UCR280584  Caulanthus lasiophyllus R. G. Swinney 2014-5-13 16483 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
  RSA718115  Caulanthus major R. G. Swinney 1997-6-13 5570 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  POM8839  Ceanothus crassifolius P. A. Munz, R. D. Harwood 1920-03 4300 Los Angeles 3 miles north of Claremont, Cobal's Canyon. 457 Comment
  UCSB7072  Ceanothus crassifolius Lloyd, Robert 1959-3-4 Los Angeles 1/2 mile south of dam in San Dimas Canyon. Stream bed on west side of San Dimas Canyon Road. 365 Comment
  RSA25783  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1931-7-1 10939 Los Angeles Lower end of Bouquet Canyon, 3 2/10 mi. above Saugus, or about 1/2 mi. above crossing of Aqueduct 396 Comment
  RSA95405  Ceanothus integerrimus var. integerrimus Joseph A. Ewan 1932-5-29 7215 Los Angeles trail in Arrastre Canyon. 1372 Comment
  CAS-BOT-BC51306  Ceanothus leucodermis Mrs. G. Earle Kelly 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UC1070872  Ceanothus leucodermis P. L. Johannsen 1934-2-21 300 Los Angeles Santa Susana Mtns. Santa Susana quad. 1066 Comment
  RSA399103  Ceanothus megacarpus Bonnie C. Templeton 1930-4-2 4407 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  SEINET2073166  Ceanothus megacarpus S. Davis 2001-4-29 Los Angeles Pepperdine University campus, Biological Reserve, Comment
  RSA190975  Ceanothus megacarpus var. insularis Robert F. Thorne, Reed Rolins, Doug Propst, R. Carolin 1967-3-18 36740 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA253137  Ceanothus megacarpus var. insularis Gary D. Wallace, M. Haefs 1975-3-23 1408 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
Read comments
Feb 9 2017
  SBBG31407  Ceanothus megacarpus var. insularis R. F. Thorne, R. Rollins, D. Probst, R. Carolin 1967-3-18 Los Angeles Salta Verde, ca. N of Salta Verde Pt 365 Comment
  LA43627  Ceanothus megacarpus var. megacarpus Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  CAS-BOT-BC50479  Ceanothus oliganthus Peter H. Raven; Henry J. Thompson 1959-4-3 13919 Los Angeles Santa Monica Mountains - Saddle Peak - about 0.7 mile north-east of summit 807 Comment
  RSA0028425  Ceanothus palmeri J. D. Olmsted 1959-5-6 561 Los Angeles Drainage area to E. fk. San Gabriel River. Along Glendora Mtn. Road 1 mi W of Camp Baldy. 1418 Comment
  JEPS82373  Ceanothus spinosus W. L. Jepson 1939-4-14 19116 Los Angeles Topanga Canyon Santa Monica Mts. Comment
  LA52232  Ceanothus spinosus A. M. Johnson; 1934-5-4 4459 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC1861736  Ceanothus spinosus Scott D. White, John Green 2004-4-23 10231 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR149806  Ceanothus spinosus Scott D. White 2004-4-23 10231 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SEINET11740355  Cedrus deodara Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  CATA123  Centaurea melitensis Peter Henrikson 1987-5-18 94 Los Angeles Santa Catalina Island: Above road near Howland's Landing 30 Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA0088890  Centranthus ruber Steven A. Junak, Mark L. Hoefs, Keri Kirkland, Lisa Stratton 1998-6-11 SCa- 709 Los Angeles Santa Catalina Island. NE side of island, at mouth of small canyon just SE of Frog Rock. 3 Comment
  UCR280754  Centrostegia thurberi R. G. Swinney 2014-4-30 16271 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
  JEPS51335  Cerastium glomeratum Frank W. Peirson 1919-5-18 438 Los Angeles Monrovia Canyon San Gabriel Mts., Monrovia Canyon 457 Comment
  RSA585030  Ceratonia siliqua Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  CATA1900  Cercocarpus betuloides Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  SD215641  Cercocarpus betuloides Louis C. Wheeler 1972-12-20 12788 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UCR153558  Cercocarpus betuloides A. C. Sanders 2005-5-11 30188 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR186921  Cercocarpus betuloides A. C. Sanders 2006-4-25 32181 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC142129  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  RSA0095251  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-5-6 14591 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  SBBG70714  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-5-3 Los Angeles hills 3 mi E of Elizabeth Lake Comment
  UC1211110  Cercocarpus betuloides var. betuloides Huron H. Smith 1912-5-1 4891 Los Angeles Eagle Rock Valley 152 Comment
  UCR197213  Cercocarpus betuloides var. betuloides Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 821 Los Angeles Verdugo Mountains, south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  LA88756  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 34 Los Angeles Santa Catalina Island, Santa Catalina Island, near summit of E Mountain Comment
  SBBG78165  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 4282 Los Angeles Hamilton Cyn 10 Comment
  UC1127855  Cercocarpus betuloides var. blancheae A. E. Wieslander 1933-3-27 284 Los Angeles Head of Topanga Creek 518 Comment
  JEPS8904  Chaenactis artemisiifolia Frank W. Peirson 1918-6-28 242 Los Angeles foothills e of Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA003840  Chaenactis glabriuscula Fay A. MacFadden 1930-06 1993 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA746793  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR205068  Chaenactis glabriuscula R. G. Swinney 2008-4-4 8614 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  CAS-BOT-BC277347  Chaenactis glabriuscula var. glabriuscula W. R. Dudley; F. H. Lamb 1896-6-8 4369 Los Angeles Near Neenach, Antelope Valley Comment
  SBBG12582  Chaenactis glabriuscula var. glabriuscula E. R. Blakley 1958-5-9 2261 Los Angeles ca. 2 mi E of Gorman 1097 Comment
  UC149135  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-9 2503 Los Angeles edges of sand-dunes, Playa del Rey Playa del Rey Comment
  UC75835  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant May 1902 165 Los Angeles Santa Anita Comment
  UCR259774  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12389 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 512 Comment
  SFV21066  Chaenactis glabriuscula var. glabriuscula L. Gross 2001-5-6 381 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  RSA14210  Chaenactis glabriuscula var. lanosa C. B. Wolf 1926-4-3 196 Los Angeles 1/2 mile east of San Fernando Comment
  RSA652573  Chaenactis stevioides Marion P. Harthill 1974-4-22 1663 Los Angeles Mojave Comment
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Jan 4 2012
  RSA518008  Chaenactis stevioides var. stevioides Steve Boyd, Orlando Mistretta 1986-3-31 1544 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA498532  Chamaesyce melanadenia Joseph A. Ewan 1933-04 10910 Los Angeles Higgins Canyon. Santa Monica Mts. 457 Comment
  RSA616712  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  CAS-BOT-BC70011  Cheilanthes covillei John Thomas Howell 1928-2-11 3344 Los Angeles Haines Canyon, San Gabriel Mts. Comment
  RSA616071  Cheilanthes covillei Scott D. White 1997-1-14 6045 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  RSA771638  Cheilanthes covillei R. G. Swinney 2009-6-2 10986 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC1063756  Cheilanthes covillei Jerome S. Horton 1937-6-10 460 Los Angeles near Shelter House at Fern Canyon Dam; Pomona Quadrangle Comment
  RSA639768  Cheilanthes covillei Gary D. Wallace 1964-4-18 s.n. Los Angeles [San Gabriel Mountains:] Angeles Crest Hwy. [ Hwy 2] Comment
  RSA64943  Chenopodium album F. W. Peirson 1918-5-26 1827 Los Angeles Hennigers, N base of San Gabriel Mts. 854 Comment
  UCR186400  Chenopodium ambrosioides T. B. Salvato, Sarah Flack 2007-8-8 3044 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  CHSC98104  Chenopodium berlandieri LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1041 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  RSA799900  Chenopodium botrys Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  UC526235  Chenopodium botrys Louis C. Wheeler 1931-9-1 45 Los Angeles 2 mi n Claremont 411 Comment
  UCR191693  Chenopodium californicum A. C. Sanders 2008-4-23 35074 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  UCR258694  Chenopodium californicum R. G. Swinney 2010-3-22 12034 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SBBG98413  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5283 Los Angeles W fk of Near-Death Cyn, draining to Mosquito Cove 304 Comment
  SEINET2441852  Chenopodium hians E. N. Jellen 2010-8-19 1005 Los Angeles Big Tujunga Cyn. Rd. 907 Comment
  RSA126673  Chenopodium multifidum P. H. Raven 1959-9-27 14509 Los Angeles Sepulveda Canyon. 244 Comment
  CATA1653  Chenopodium murale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2939 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA478544  Chenopodium murale F. R. Fosberg 1930-6-26 S 3025 Los Angeles Lower Ballona Creek. 10 Comment
  LA31620  Chenopodium murale Peter H. Raven; 1959-3-15 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA640641  Chenopodium pratericola L. C. Wheeler 1966-10-1 8942 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  RSA792020  Chenopodium pratericola Jane Tirrell 2012-8-20 LS 0167 Los Angeles South side California State Route 2 approx. 2 mi west of Dawson Saddle 2256 Comment
  CAS-BOT-BC460917  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 1 Comment
  UCR280541  Chorizanthe brevicornu R. G. Swinney 2014-4-10 16029 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC252771  Chorizanthe parryi var. fernandina Alice Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash 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
  SBBG124788  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2010-4-7 2155 Los Angeles Newhall Ranch, 0.1 km W of Potrero Cyn, S of Santa Clara River, 1 km S of Hwy 126 315 Comment
  CAS-BOT-BC252776  Chorizanthe parryi var. parryi Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  POM6768  Chorizanthe parryi var. parryi P. A. Munz 1919-5-13 2790 Los Angeles Claremont. Comment
  RSA596839  Chorizanthe parryi var. parryi Tim S. Ross, J. Mark Porter 1995-5-4 8492 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA0118870  Chorizanthe spinosa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32075 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  LA201780  Chorizanthe staticoides Arthur C. Gibson; 2001-5-30 4851 Los Angeles Comment
  LA52283  Chorizanthe staticoides Goerge R Smart; 1952-6-29 24 Los Angeles 609 Comment
  LA52284  Chorizanthe staticoides Mary Reynolds; 1937-5-20 183 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM2198  Chorizanthe staticoides Shaw 1900-6-11 77 Los Angeles Claremont. Comment
  RSA659954  Chorizanthe staticoides Orlando Mistretta 1992-5-18 344 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA735916  Chorizanthe staticoides Justin M. Wood 2008-5-31 10 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  RSA567165  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3901 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
  UCR281976  Chorizanthe watsonii R. G. Swinney 2014-4-24 16206 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
  UCSB42674  Chorizanthe xanti Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road 3.3 mi west of Hwy 5 981 Comment
  SBBG62367  Chorizanthe xanti var. xanti R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR209990  Chrysolepis sempervirens R. G. Swinney 2008-7-16 9252 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR140595  Chrysothamnus nauseosus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 2 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  UCSB7240  Cirsium occidentale var. californicum Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. between Topanga Can. and Beverly Glen, Santa Monica Mtns. Comment
  RSA151286  Cirsium occidentale var. occidentale Peter H. Raven 1962-4-10 17186 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
  RSA654865  Cistus creticus 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
  CAS-BOT-BC223891  Cistus incanus Timothy S. Ross; Steve Boyd 1990-5-15 2526 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N). In areas closer to the road (3N29) 1021 Comment
  CAS-BOT-BC223896  Cistus ladanifer Timothy S. Ross; Steve Boyd 1990-5-15 2530 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N). In areas closer to the road (3N29) 1021 Comment
  RSA764495  Cistus salviifolius Orlando Mistretta, Christine Mistretta 2008-5-2 2611 Los Angeles N edge of the San Gabriel Mtns, Soledad Cyn, Southern California Edison substation in the vicinity of Vincent. Comment
  UCR187245  Clarkia A. C. Sanders 2006-5-16 32334 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCD104363  Clarkia bottae John Ingrum 1997-5-4 35 Los Angeles Santa Monica Mountains, Mulholland Dr., ca. 200m E of Tinidad Drive. Comment
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May 21 2014
  RSA579151  Clarkia epilobioides Tim S. Ross, Darin Banks 1994-4-12 7488 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 524 Comment
  RSA73334  Clarkia epilobioides F. W. Peirson 1919-5-18 433 Los Angeles Hills east of Monrovia Canyon 457 Comment
  HSC16266  Clarkia purpurea C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA37799  Clarkia purpurea subsp. quadrivulnera H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  RSA601129  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9817 Los Angeles San Gabriel Mountains: South side Fremont Pass, east side. Land Grant 549 Comment
  UC58867  Clarkia purpurea subsp. quadrivulnera H. P. Chandler 1897-5-24 Los Angeles Claremont Comment
  CAS-BOT-BC165511  Clarkia unguiculata Peter H. Raven 1959-5-3 14074 Los Angeles Mulholland Drive near head of Franklin Canyon 381 Comment
  CAS-BOT-BC165516  Clarkia unguiculata L. McHargue; B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow near Mt. Liebre, Angeles National Forest 1371 Comment
  LA45505  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCSB45462  Clarkia unguiculata Batson, J. 1979-5-25 Los Angeles 8 miles southwest of the junction of Highway 101 and Westlake Boulevard on Highway 23 426 Comment
  RSA73344  Clarkia xantiana subsp. parviflora F. W. Peirson 1923-5-27 3535 Los Angeles small canyon on Pinyon Ridge, Rock Creek, north slope of San Gabriel Mountains 1296 Comment
  RSA580452  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd 1994-5-11 7813 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA466706  Claytonia parviflora subsp. parviflora Ruth E. Hammond 1929-05 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA732813  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  SBBG127532  Claytonia parviflora subsp. parviflora M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2814 Los Angeles ca. halfway into Middle Cyn 286 Comment
  UCR178382  Claytonia parviflora subsp. parviflora LeRoy Gross 2003-3-7 754 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 427 Comment
  UCR208220  Claytonia parviflora subsp. parviflora K. R. Montgomery, Thomas W. Strid 1973-4-14 73- 18 Los Angeles San Gabriel Mtns., Dillon Divide; site of LASCA Cistus field plot Comment
  RSA0045481  Claytonia perfoliata Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  UCR172705  Claytonia perfoliata Jun Hu, Weena Sangkatavat 2000-4-22 02 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR234431  Claytonia perfoliata Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
  RSA0093119  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA187821  Claytonia perfoliata subsp. mexicana R. F. Thorne 1966-4-7 35963 Los Angeles Santa Catalina Island: in canyon bottom, Cherry Valley 61 Comment
  UCD100816  Claytonia perfoliata subsp. perfoliata Daryl Koutnik 1978-3-27 165 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 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
  RSA702913  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  CATA417  Clematis ligusticifolia Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 554 Los Angeles Santa Catalina Island: Junction of Lower Cape Canyon and Middle Canyon 170 Comment
  RSA230688  Clematis ligusticifolia Robert F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  RSA386247  Clematis ligusticifolia Geo. L. Moxley 1915-9-6 445 Los Angeles Sawpit Canyon near Monrovia. Comment
  UC511788  Cleomella obtusifolia Frank W. Peirson 1933-5-13 10661 Los Angeles 12 mi s Muroc Comment
  RSA160047  Cnicus benedictus L. C. Anderson 1961-6-29 1958 Los Angeles Weed in disturbed soil along Mills Ave at Benito in Pomona. Comment
  JEPS6200  Collinsia childii Frank W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon San Gabriel Mountains ((San Antonio tributary)) 1371 Comment
  VVC3082  Collinsia childii Tim Thomas, P. J. MacKay 2015-5-10 6613 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  LA32198  Collinsia heterophylla Henry J. Thompson; 1959-4-19 1937 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA34696  Collinsia heterophylla Mary V. Hood; 1941-4-27 41- 75 -k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  LA52027  Collinsia heterophylla Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM4301  Collinsia heterophylla Philip A. Munz 1918-4-21 2087 Los Angeles South of Pomona Hills Comment
  RSA547446  Collinsia heterophylla Tim S. Ross 1992-5-17 6377 Los Angeles SanGabriel Mountains: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation. 753 Comment
  SBBG27282  Collinsia heterophylla I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles Pomona Hills Comment
  RSA0105032  Collinsia heterophylla var. austromontana R. G. Swinney 2011-4-26 14494 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  CAS-BOT-BC183850  Collinsia parryi Timothy S. Ross; Steve Boyd 1994-5-10 7690 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N32); ca 2920 m NNW of Warm Springs Mtn summit... 890 Comment
  POM308881  Collinsia parryi Unspecified 623 Los Angeles Trail to Flumes #4 and 5, San Dimas Experimental Forest, San Gabriel Mountains. Comment
  UCR272625  Collinsia parryi R. G. Swinney 2011-6-7 15045 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
  SBBG118593  Collinsia parviflora J. Henrickson 2000-4-15 20704 Los Angeles ca. 1 mi SE of Newhall in Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, ca. 0.5 mi E of St Hwy 14; near T3N, R15W, N edge of S 7 457 Comment
  SFV10461  Collinsia torreyi M. L. Vincent, M. J. Teiman 1964-6-24 586 Los Angeles San Gabriel Mountains Wrightwood Road at Old Ice Skating Rink on road to Wrightwood across from Camp Centinella Valley. 3 miles west of Wrightwood. 1980 Comment
  UCR223152  Collomia grandiflora R. G. Swinney 2009-7-22 11336 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA409244  Collomia linearis Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  RSA748702  Conium maculatum D. Charlton 1994-7-24 6043 Los Angeles Piute Ponds, on roadway between Old Piute and new Piute on main dike road extension of Ave. C, SW edge of Rosamond Lake, N of Lancaster 701 Comment
  RSA80350  Conium maculatum F. W. Peirson 1920-4-25 2846 Los Angeles Verdugo Canyon 274 Comment
  SBBG54758  Consolida ajacis L. Topp 1967-5-24 200 Los Angeles Pomona College Wash, Claremont 350 Comment
  SBBG127477  Constancea nevinii M. L. Hoefs, S. A. Junak 1997-6-4 2772 Los Angeles end of rd, past Empire Landing quarry 30 Comment
  RSA0116336  Convolvulus arvensis Mitch Provance 2013-6-3 613 -34 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St., and Riverside Dr. 227 Comment
  RSA0043295  Convolvulus arvensis L. Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  SEINET10808296  Conyza bonariensis David B. Dunn 1949-7-15 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at #3 weather station in the Red hills about 1 mile south of the Bursum Triangulation Point, Socorro county, New Mexico. Comment
  RSA587489  Conyza canadensis Orlando Mistretta 1994-9-13 1478 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1159 Comment
  RSA5980  Conyza canadensis C. B. Wolf 1932-9-13 4053 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
  RSA0110580  Corallorhiza maculata R. G. Swinney 2011-8-5 15616 Los Angeles San Gabriel Mountains: ridge to immediately west of Lily Spring, c. 300 meters south of Hwy. 2/Angeles Crest Hwy, north slope of Mt. Hawkins. 2427 Comment
  UCR210008  Cordylanthus rigidus R. G. Swinney 2008-10-7 9462 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC288998  Coreopsis L. R. Abrams 1941-4-24 13944 Los Angeles Between Big Lock Creek and Little Rock Creek on State Highway 138 Comment
  CAS-BOT-BC287749  Coreopsis bigelovii W. R. Dudley; F. H. Lamb 1896-6-6 4336 Los Angeles Edge of Antelope Valley near Fairmont, Liebre Mts Comment
  PASA414  Coreopsis bigelovii Stason 1929-5-20 Los Angeles Mohave desert near Adelanto Comment
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Jun 24 2016
  UCR50994  Coreopsis bigelovii A. C. Sanders, E. J. Lawlor 1988-4-3 7751 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA585329  Coreopsis californica Timothy S. Ross 1991-4-27 4640 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  CAS-BOT-BC287874  Coreopsis californica W. I. Follett; E. B. Follett 1963-4-25 s.n. Los Angeles 1.4 miles E of Llano, on Cal Highway 138 Comment
  RSA92469  Coreopsis californica F. W. Peirson 1930-5-30 8907 Los Angeles 1 miles N of Llano Comment
  HSC5416  Corethrogyne filaginifolia W. H. Kinch 1954-9-30 20 Los Angeles San Antonio Canyon 2 mi. N of ranger station 610 Comment
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Dec 23 2013
  SFV21090  Corethrogyne filaginifolia L. Gross, V. Soza, N. Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains Intersection of Verdugo Mountainway and Hostetter Mountainway, along roadside near above coordinates. 915 Comment
  RSA302001  Corethrogyne filaginifolia var. latifolia J. R. Shevock 1972-9-16 2255 Los Angeles Malibu Canyon, N-1 Rd. Comment
  UCR17974  Cornus nuttallii Dr. H. de Forest 1931-1 s.n. Los Angeles Western Transverse Range, 'Los Padres' [Angeles] National Forest, Ridge Route Comment
  UCR182753  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5713 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
  RSA674645  Cotula australis Scott D. White, Pam De Vries 2000-5-18 7897 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
  JEPS37551  Cotula coronopifolia Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  LA200399  Crassula connata A. M. Johnson; 1934-3-16 4372 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  SD90278  Crassula connata Robert F. Thorne 1973-4-11 42800 Los Angeles San Clemente Islandp 0lateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  SD240980  Crassula tillaea R. G. Swinney 2009-4-7 10302 Los Angeles Transverse Ranges: San Gabriel Mountains Foothills and S.G. Valley; Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel (Azusa 7.5'Q) 168 Comment
  CATA1530  Crepis setosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2751 Los Angeles Santa Catalina Island: By Avalon School science building, Falls Canyon 27 Comment
  RSA394749  Cressa truxillensis F. R. Fosberg 1931-5-20 728 Los Angeles Santa Catalina Island. Ballast Point, Catalina Harbor. 1 Comment
  UC1121535  Crocanthemum scoparium var. vulgare A. D. Gifford 1935-1-7 190 Los Angeles ridge e junction of Viola and Palomas Creeks; Tejon Quad. 548 Comment
  RSA397740  Crossosoma californicum M. B. Dunkle 1938-12-30 2039 Los Angeles Head of Grand Canyon, Santa Catalina Island. Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  RSA0071924  Crossosoma californicum Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  LA200764  Croton californicus Norman A. Cole; May 1964 405 .8 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, at junction of Cornell Rd and Lake Vista Rd 213 Comment
  UC17562  Croton californicus W. H. Brewer Dec 1 1860-Dec 5 1860 28 Los Angeles Los Angeles Comment
  SBBG108427  Croton setiger T. Ross 1995-5-21 8601 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  UCR218026  Crypsis schoenoides A. C. Sanders, Dan S. Cooper 2010-8-5 38573 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0115810  Crypsis schoenoides Steven A. Junak 1999-9-11 SCa- 1098 Los Angeles Santa Catalina Island. W side of upper Buffalo SPrings reservoir. 433 Comment
  UCR249632  Cryptantha R. G. Swinney 2009-4-29 10580 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
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Dec 6 2018
  CAS-BOT-BC189393  Cryptantha circumscissa R. J. Dobbs 1924-7-16 s.n. Los Angeles Slope of Mount Pacifico, San Gabriel Mountains, about 18 miles NE of Pasadena 1981 Comment
  CAS-BOT-BC189395  Cryptantha circumscissa Ernest C. Twisselmann 1959-6-2 5343 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  SFV9418  Cryptantha circumscissa M. L. Vincent, R. H. Swade 1964-4-2 486 Los Angeles San Gabriel Mountains 0.5 miles south of Valyermo Road on Pallett Road. 1110 Comment
  RSA608361  Cryptantha clokeyi L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  RSA775501  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5161 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  IRVC29638  Cryptantha corollata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26207 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  SBBG108155  Cryptantha intermedia S. L. Crockett, M. L. Hoefs, S. A. Junak, J. Takara 1997-3-28 621 Los Angeles N side of Cherry Harbor, overlooking mud flats 42 Comment
  SD69474  Cryptantha intermedia Robert F. Thorne 1966-4-6 35920 Los Angeles Santa Catalina Island: Old quarry west of Empire Landing 89 Comment
  UCR200027  Cryptantha intermedia Valerie Soza, Susan Caplow 2003-4-11 1633 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  RSA652506  Cryptantha intermedia M. Wiseman 1992-4-29 3 Los Angeles California State Polytechnic University, one and a quarter miles east of Buzzard Peak in the San Jose Hills. West of parking lot J in the mouth of 'G' canyon. Comment
  UC1211075  Cryptantha intermedia Huron H. Smith 1912-5-3 4912 Los Angeles 243 Comment
  UCSB5600  Cryptantha intermedia B., K. 1943-6-15 Los Angeles Weather station on Johnstone Peak, west of San Dimas Canyon, San Gabriel Mtns. 975 Comment
  RSA0076120  Cryptantha intermedia var. johnstonii T. S. Ross, Walter Appleby 1993-5-13 7114 Los Angeles Western San Gabriel Mtns: ca. 850m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA499859  Cryptantha micrantha Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  SBBG54423  Cryptantha microstachys C. F. Baker 1904-4-24 4780 Los Angeles hills near Claremont Comment
  UCR177145  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCR223492  Cryptantha muricata R. G. Swinney 2009-6-8 11073 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
  UCR255835  Cryptantha muricata R. G. Swinney 2010-4-20 12308 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UC551789  Cryptantha muricata F. R. Fosberg 1932-6-8 10686 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  RSA0021705  Cryptantha muricata var. denticulata Duncan S. Bell, Caitlin Elam 2013-6-24 5254 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0079567  Cryptantha muricata var. jonesii Michael Denslow, Steve D. Boyd 2003-5-7 1084 Los Angeles San Gabriel Mountains region: Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08). 762 Comment
  RSA0012418  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-16 5700 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  UCR186951  Cryptantha oxygona A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31953 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA0079168  Cryptantha pterocarya var. purpusii R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39549 B Los Angeles Mojave Desert: Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads. 1158 Comment
  RSA0113436  Cryptantha similis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7539 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
  UC1871248  Cryptantha similis T. S. Ross 1991-4-30 4970 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UCR194068  Cryptantha similis R. G. Swinney 1999-6-5 7261 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  SBBG131887  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 259 Los Angeles just S of Eel Cove Cyn 24 Comment
  RSA750452  Cucurbita foetidissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37071 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UC1506396  Cupressus F. Boutin 1977-1-23 Los Angeles near Hill Ave. (on Washington Blvd., on n side of street); Pasadena Comment
  LA210106  Cuscuta californica C. & M. Epling; 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  OBI74894  Cuscuta californica K. Dobry 1991-5-22 d 659 Los Angeles Soka Univ NE section. Santa Monica Mts. 1 mi E of Las Virgenes Rd off Mulholland hwy Comment
  UCR47252  Cuscuta californica A. C. Sanders 1987-6-10 7121 Los Angeles South Coast, Dunes at W end of the Los Angeles International Airport [LAX] 30 Comment
  RSA746562  Cuscuta californica var. californica Orlando Mistretta 1992-8-17 749 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  RSA250557  Cycladenia humilis var. venusta R. F. Thorne, John Dourley 1967-10-3 37297 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
  RSA594630  Cylindropuntia echinocarpa Steve Boyd, Lauren Raz 1996-10-14 9064 Los Angeles Liebre Mountains region, Anaverde Valley near the north base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 miles south of the intersection with Avenue S. 927 Comment
  LA200945  Cynodon dactylon Norman A. Cole; May 1964 401 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. 213 Comment
  SEINET10515485  Cynodon dactylon LeRoy R. Abrams Abrams 1716 Los Angeles Ballena Creek, Mesmer. Comment
  CATA1295  Cyperus eragrostis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2384 Los Angeles Santa Catalina Island: By upper Cape Canyon Reservoir 323 Comment
  CAS-BOT-BC113962  Cyperus odoratus Ernest Braunton 1902-7-1 578 Los Angeles LA River Comment
  CAS-BOT-BC113995  Cyperus parishii A. Davidson 1901-9-1 s.n. Los Angeles Rock Creek Comment
  POM623788  Dactylis glomerata Kathleen J. Wilder 1991-5-11 77 Los Angeles Mt. Fiji on Occidental Campus near rugby field. 244 Comment
  RSA250504  Datisca glomerata R. F. Thorne 1967-10-10 37378 Los Angeles Angeles National Forest: Cortelyou Springs. 2073 Comment
  SEINET9333395  Datisca glomerata Robert Thorne, DeBuhr, Larry 1974-6-28 44772 Los Angeles Datisca Gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip. Comment
  UCSB8389  Datisca glomerata Wedberg, H. 1958-7-15 Los Angeles Behind store at jct. of New and Old Topanga Rds.; Santa Monica Mountains Comment
  UCR210482  Datura wrightii R. G. Swinney 2008-12-2 9926 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR231387  Datura wrightii Dan S. Cooper 2011-10-6 1011- 122 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  RSA600983  Datura wrightii Louis C. Wheeler 1967-6-26 9883 Los Angeles Elsmere Canyon. 441 Comment
  POM3239  Daucus pusillus J. Britton 1893-04 s.n. Los Angeles Collected near Pasadena Comment
  RSA617407  Daucus pusillus Scott D. White, Sandy Leatherman 1998-5-19 6525 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  RSA725747  Daucus pusillus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26282 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 396 Comment
  SBBG79700  Deinandra clementina F. R. Fosberg 1932-5-5 8110 Los Angeles hill N of Avalon 30 Comment
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  SD69621  Deinandra clementina Robert F. Thorne, P. Everett 1965-5-11 34588 Los Angeles Santa Catalina Island;rocky bluff at north side of north cove of Little Harbor. Comment
  UC34681  Deinandra fasciculata H. M. Hall 1902-5-12 3289 Los Angeles near Los Angeles; Howard Summit Comment
  UC53977  Deinandra fasciculata H. P. Chandler 1902-9-9 2016 Los Angeles roadside near Bellona Lagoon Comment
  RSA724606  Delphinium cardinale K. Dobry 1991-6-28 d- 871 Los Angeles Santa Monica Mts. Las Virgenes Rd. and Mulholland Hwy. at Soka Univ., E. Section Comment
  UCR260796  Delphinium cardinale R. G. Swinney 2010-6-23 13335 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA96781  Delphinium cardinale E. K. Balls 1954-7-27 19549 Los Angeles N. Claremont, just east of Botanic Garden. 396 Comment
  SD254691  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  RSA398702  Delphinium parishii subsp. parishii Gale Sphon 1959-5-9 333 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  CHSC95341  Delphinium parryi LeRoy Gross; Valerie Soza 2001-6-6 437 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down (north) the road from the crest. 488 Comment
  RSA398738  Delphinium parryi N. C. Cooper 1945-5-1 2187 Los Angeles Santa Monica Mountains 762 Comment
  RSA650486  Delphinium parryi John Manning 1948-5-25 22 Los Angeles 4 miles S. SW. of Claremont. 244 Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  RSA400032  Delphinium patens subsp. hepaticoideum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel Canyon. Comment
  OBI69356  Dendromecon harfordii John Knapp, Denise Knapp 2002-11-27 18 Los Angeles Santa Catalina island Comment
  SBBG31318  Dendromecon harfordii R. F. Thorne with P. C. Everett 1965-5-10 34476 Los Angeles W side of Black Jack Mtn 487 Comment
  RSA0105488  Dendromecon rigida R. G. Swinney 2011-5-31 14915 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
  CAS-BOT-BC192751  Deschampsia danthonioides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Near San Gabriel Comment
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SEINET10524200  Deschampsia danthonioides Robert F. Thorne 1966-4-17 Thorne 36082 Los Angeles San Clemente Island: Grassland near reservoirs between Boulder & Horton, NE side of island; with Lupinus bicolor, Delphinium variegatum thornei, Festuca spp., Stipa spp., etc.; New genus for San Clemente Island. Comment
  SFV1457  Descurainia pinnata subsp. menziesii M. L. Vincent 1962-2-19 135 Los Angeles Santa Monica Mountains Near Piuma Road, 5 miles east of Malibu Canyon Road. Comment
  JEPS9735  Dicentra chrysantha C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4623 Los Angeles Bouquet Canyon 1100 Comment
  RSA720429  Dicentra ochroleuca H. C. Ackley 1927-05 1953 Los Angeles Mulholland Drive, Los Angeles. Comment
  LA21921  Dichelostemma capitatum subsp. capitatum Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA251496  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1973-4-11 42794 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  RSA398333  Dichondra occidentalis F. R. Fosberg 1931-5-5 S 4776 Los Angeles Santa Catalina Island. Salta Verde, Pacific slope 240 Comment
  SD253514  Diplacus brevipes R. G. Swinney 2011-6-14 15154 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air mile SSW of the junction of Angeles Crest Highway & Charlton Flat entrance road. 1646 Comment
  CAS-BOT-BC150654  Diplacus longiflorus Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon (San Gabriel Mtns., south face) Comment
  CHSC26324  Diplacus longiflorus K. Nakano 1969-4-15 4 Los Angeles .8 mi. W of Hwy 405 on Mulholland Dr. Santa Monica Mtns. 335 Comment
  CAS-BOT-BC150861  Diplacus puniceus Marian L. Campbell 1921-3-28 124 Los Angeles Los Angeles Comment
  CAS-BOT-BC150866  Diplacus puniceus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SFV2695  Dodecatheon clevelandii K. A. Wilson 1961-3-12 1016 Los Angeles Santa Monica Mountains Decker Road, junction of western portion of Mulholland Highway. 457 Comment
  UC141704  Dodecatheon clevelandii subsp. clevelandii C. F. Baker 1904-4-1 4110 Los Angeles Claremont Comment
  CAS-BOT-BC157709  Drymocallis glandulosa var. glandulosa I. M. Johnston 1918-4-28 1894 Los Angeles Turnbull [Canon] Canyon, Puente Hills 365 Comment
  UC212310  Drymocallis glandulosa var. glandulosa D. L. Crawford 1915-6-30 Los Angeles mts above Claremont (Southern California); Mts. above Claremont 2133 Comment
  RSA730302  Drymocallis glandulosa var. reflexa R. G. Swinney 1999-6-18 7302 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  UC212528  Drymocallis glandulosa var. viscida I. Johnston 1917-7-3 1410 Los Angeles Upper San Antonio Canyon 2286 Comment
  RSA0081774  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  RSA177758  Dryopteris arguta R. F. Thorne, Percy C. Everett 1965-5-12 34607 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  RSA693699  Dryopteris arguta James Clizbe 1930-5-6 16058 Los Angeles Nichols Canyon 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
  POM220650  Dudleya densiflora L. C. Wheeler 1932-6-26 876 Los Angeles San Gabriel Canyon 335 Comment
  POM214387  Dudleya multicaulis L. C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UCR190004  Dudleya saxosa R. G. Swinney, Vanessa Merritt 1998-6-12 6967 Los Angeles San Gabriel Mtns., 3 miles west of Pinon 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
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Apr 22 2010
  RSA534027  Dudleya virens T. S. Ross 1991-5-19 5281 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  RSA353643  Echinodorus cordifolius Geo L. Moxley 1914-8-31 254 Los Angeles South of Los Angeles. Comment
  LA29201  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 2856 Los Angeles Santa Monica Mountains, Monte Nido, near Tapia Park 761 Comment
  UCR117115  Ehrharta erecta A. C. Sanders, D. Malueg 2001-5-17 24345 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  SBBG121991  Eleocharis geniculata A. Parikh, N. Gale 2003-6-16 759 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  CAS-BOT-BC113040  Eleocharis montevidensis George B. Grant 1906-5-22 6620 Los Angeles Arrowhead Hot Spring Comment
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Oct 10 2020
  RSA365406  Eleocharis montevidensis var. montevidensis I. M. Johnston 1917-6-14 1909 Los Angeles West of Pomona. Comment
  RSA735125  Eleusine coracana subsp. africana R. E. Riefner 2007-8-3 7 -341 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  SEINET3929181  Eleusine indica Louis C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue.; 0 Comment
  UCR157991  Elymus cinereus David Charlton, Mark Hagen 1989-6-30 3256 A Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  UCR223568  Elymus elymoides R. G. Swinney 2009-6-3 11028 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
  CAS-BOT-BC207180  Elymus elymoides subsp. elymoides Timothy S. Ross 1994-5-31 7961 Los Angeles Pacifico Mountain, W slope, ca 315 m WSW of the 7124-ft summit - San Gabriel Mountains 2109 Comment
  POM365342  Elymus glaucus F. R. Fosberg 1931-7-12 S- 4853 Los Angeles Hay Press, Santa Catalina Island. Comment
  RSA0045220  Elymus glaucus R. G. Swinney 2010-6-21 13266 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  RSA0091868  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1547 Los Angeles Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mile upstream from junction with Cottonwood Canyon Road. 182 Comment
  CAS-BOT-BC206744  Elymus glaucus subsp. glaucus Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon Comment
  RSA0097170  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14973 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA778924  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2010-6-2 5240 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  CAS-BOT-BC206739  Elymus glaucus subsp. glaucus Peter H. Raven; Henry J. Thompson 1959-5-5 14160 Los Angeles 4.9 miles west of Tapia Park on Mulholland Drive - Santa Monica Mountains 320 Comment
  UCR223260  Elymus hispidus R. G. Swinney 2009-8-25 11468 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  RSA712467  Elymus multisetus LeRoy Gross 2005-5-19 2294 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA401561A  Emmenanthe penduliflora H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  SFV11224  Emmenanthe penduliflora D. K. Shayne 1966-3-16 136 Los Angeles Santa Susana Mountains Stony Point. 330 Comment
  CATA1162  Encelia californica Mark L. Hoefs 1995-5-30 2155 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA724501  Encelia californica K. Dobry 1991-5-17 625 Los Angeles Across from West Hills, off Chatsworth Resv. Valley circle Blvd. Comment
  RSA0039735  Encelia californica Ron Martinolich 1991-5-14 68 Los Angeles Los Angeles, Muholland Drive, 0.4 mi. west of intersection with Encino HIlls Drive, 30 ft. south of roadway. Comment
  UCR182723  Encelia farinosa R. G. Swinney 1998-2-16 5897 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  SEINET7845948 Image available Encelia frutescens J. B. Davy 1896-5-17 2310 Los Angeles Antelope Valley Comment
  UCD133041  Ephedra californica Sherwin Carlquist 1965-4-22 1700 Los Angeles 11 miles east of Palmdale. Comment
  NY579267  Ephedra nevadensis S. R. Hill 2001-4-22 33367 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of Highland Street (25th Street West), west of Palmdalle. Vicinity of Armagosa Creek 853.4 Comment
  RSA748909  Ephedra viridis R. G. Swinney 2008-5-2 8735 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SD215316  Ephedra viridis Timothy S Ross, Steve Boyd et al 1990-6-22 3753 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. East-southeas-ward to SW/4 S25 1707 Comment
  UCR231166  Epilobium brachycarpum Dan S. Cooper 2011-9-27 911- 112 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  OBI35914  Epilobium canum J. & B. Semple, B. Semple 1981-8-14 5595 Los Angeles CA-2 N of La Canada Flintridge boudnary of Natl Forest (San Gabriel Mts) Comment
  SEINET1869718  Epilobium canum A. C. Sanders 2003-1 27109 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters. 320 Comment
  UCR219281  Epilobium canum Jonas A. Winbolt, Rocky Brown 2010-8-20 009 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  CAS-BOT-BC166253  Epilobium canum subsp. canum S. B. Parish; W. F. Parish 1881-10-1 556 Los Angeles Sta Monica Comment
  CAS-BOT-BC166255  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 346 Los Angeles N side Santa Monica Mts. near Girard 457 Comment
  LA200708  Epilobium canum subsp. canum W. O. Griesel; 1936-6-23 sn Los Angeles 219 Comment
  RSA588385  Epilobium canum subsp. canum Thekla Mohr s.n. Los Angeles Sierra Madre. Comment
  RSA754359  Epilobium canum subsp. canum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1753 Los Angeles Turnbull Canyon, Turnbull Canyon Road 312 Comment
  UC454608  Epilobium canum subsp. canum I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  JEPS8607  Epilobium canum subsp. latifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4194 Los Angeles along creek 2 mi s (above) Sycamore Camp Ground; San Gabriel Mountains, South Fork Little Rock Creek 1280 Comment
  UCR128008  Epilobium canum subsp. latifolium Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2993 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  RSA760857  Epilobium ciliatum R. G. Swinney 2008-8-14 9430 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  RSA588313  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  RSA589106  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, T. S. Ross, Carolyn Neal 1994-7-1 1392 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  RSA0034303  Epilobium ciliatum subsp. glandulosum Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA794746  Epilobium glaberrimum Jane Tirrell 2012-7-20 LS 0117 Los Angeles San Gabriel Mts region: South side of California State Route 2; east bank of drainage at mile marker 66.82. 2245 Comment
  RSA381694  Epipactis gigantea George Henry Grinnell 1931-5-9 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR138698  Epipactis gigantea L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  POM184674  Epipactis gigantea Joseph A. Ewan 1932-5-30 7229 Los Angeles North Fork Tujunga Creek, San Gabriel Mountains. 976 Comment
  SEINET6166311  Epipactis gigantea J. H. Barber 1897-6-29 212 Los Angeles Mt. Gleason Comment
  RSA714717  Equisetum hyemale var. affine A. C. Sanders, Mark Elvin 2002-8-26 25583 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  JEPS60136  Equisetum laevigatum F. R. Fosberg and J. Ewan 1931-8-13 4941 Los Angeles above Crystal Lake (Big Cienega) 1981 Comment
  RSA617454  Equisetum laevigatum L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UCR270119  Equisetum laevigatum R. G. Swinney 2010-9-9 13796 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
  SD81984  Equisetum telmateia subsp. braunii J. Ewan 1931-10-24 Los Angeles Santa Monica Mountains, I(c) mile below Seminole Hot Springs Comment
  UCR127667  Eragrostis barrelieri A. C. Sanders, Mark A. Elvin 2002-8-27 25593 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, Santa Clara River Valley, south of Hwy 126 274 Comment
  UCR147702  Eragrostis cilianensis L. C. Wheeler 1967-8-8 10374 Los Angeles Transverse Ranges; San Gabriel Mts region, Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  POM352256  Eragrostis mexicana subsp. mexicana Anstruther Davidson 1917-10 286 Los Angeles Los Angeles., Compton St. Comment
  SBBG63727  Eremocarya micrantha R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SEINET8353723  Eremogone macradenia Unknown 1908-6-20 3357 Los Angeles Liebre Mtn. Comment
  SEINET8409243  Eremogone macradenia R. F. Thorne, M. Z. Thorne 1969-7-9 38497 Los Angeles San Gabriel Mts., Angeles National Forest; summit of Tabel Mt. 2134 Comment
  CAS-BOT-BC162892  Eremothera boothii subsp. desertorum A. D. E. Elmer 1902-6-1 3985 Los Angeles Lancaster Comment
  RSA0105896  Eriastrum densifolium subsp. austromontanum Gus Gluechert 1937-6-27 s.n. Los Angeles Mint Canyon. 470 Comment
  SD258999  Eriastrum pluriflorum subsp. pluriflorum Sarah J. De Groot, Janelle De Groot 2005-6-8 5040 Los Angeles Along Hungry Valley Road, 0.7 mile west of Interstate 5 and just south of intersection with Smokey Bear Road. Canada de los Alamos. 868 Comment
  UC397410  Eriastrum sapphirinum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  RSA0121284  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Pam De Vries 2004-6-14 10502 Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CAS-BOT-BC514967  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1928-6-10 3879 Los Angeles San Gabriel Mts: Monrovia Canyon, near Deer Park Comment
  CAS-BOT-BC514987  Eriastrum sapphirinum subsp. dasyanthum Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, northern part of county Comment
  RSA0121271  Eriastrum sapphirinum subsp. dasyanthum M. Bisbee 1917-5-24 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  RSA659918  Ericameria arborescens subsp. arborescens Orlando Mistretta 1991-9-25 s.n. Los Angeles Red Mountain. 1220 Comment
  UC1118695  Ericameria cooperi var. cooperi H. A. Jensen 1933-5-18 301 Los Angeles opposite mouth of Aliso Canyon Tujunga Quadrangle Comment
  UC896243  Ericameria cuneata var. cuneata Fordyce Grinnell Jr. 1916-9-20 Los Angeles near Pasadena; San Gabriel Mts., Mt. Waterman 2590 Comment
  SDSU3907  Ericameria ericoides F. Young Berg 2835 Los Angeles Vacant lot east of Eli p. Clark Hall, Pomona College, Claremont. Comment
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Feb 6 2016
  RSA0116166  Ericameria linearifolia R. G. Swinney 2011-6-15 15211 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA479510  Ericameria linearifolia Steve Boyd, Thomas Elias 1987-4-14 2049 Los Angeles S of Rincon Forest Station. Comment
  RSA584171  Ericameria linearifolia Timothy S. Ross, Steve Boyd 1990-5-15 2535 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA587231  Ericameria linearifolia Orlando Mistretta 1994-5-11 1177 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA616306  Ericameria linearifolia Scott D. White 1998-4-20 6331 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. 580 Comment
  UCR209248  Ericameria nauseosa R. G. Swinney 2008-10-8 9532 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  SEINET13203275 Image available Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-1 15864 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
  CAS-BOT-BC298901  Ericameria nauseosa var. bernardina Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley, San Gabriel Mts Comment
  UC1137172  Ericameria nauseosa var. hololeuca J. Horton 1936-12-10 424 Los Angeles near Volfe Canyon; San Dimas Experimental Forest, Pomona Quad. 975 Comment
  UC194547  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10586 Los Angeles 16 km w Lancaster; Antelope Valley Comment
  UC203110  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-28 10589 Los Angeles by High School; Lancaster 716 Comment
  RSA773858  Ericameria nauseosa var. mohavensis R. G. Swinney 2009-8-25 11467 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  SD28141  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2942 Los Angeles San Gabriel Mountains, Swartout Valley, 1 mile east of Wrightwood Lodge. 1830 Comment
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Jul 4 2013
  SEINET5708377 Image available Ericameria nauseosa var. speciosa Lowell E. Urbatsch, Dennis Clark; Matt Betkouski 1973-1 1446 Los Angeles Rancho Santa Ana Botanic Gardens; Rancho Santa Ana Botanic Garden Comment
  UCSB42652  Ericameria palmeri Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  POM359435  Ericameria palmeri var. pachylepis F. R. Fosberg 1931-9-16 819 Los Angeles Baldwin Hills. 50 Comment
  RSA16815  Ericameria parishii C. B. Wolf 1931-10-20 2296 Los Angeles Just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  CAS-BOT-BC131645  Ericameria parishii var. parishii I. M. Johnston 1918-9-1 2150 Los Angeles Evey [Canon] Canyon 1219 Comment
  CAS-BOT-BC293123  Ericameria pinifolia Ernest Braunton 1902-10-1 713 Los Angeles Cahuenga Hills Comment
  CAS-BOT-BC293125  Ericameria pinifolia David D. Keck 1932-10-14 1949 Los Angeles Tujunga Wash, 4 miles east of Van Nuys, on Van Owen Street Comment
  OBI5700  Ericameria pinifolia Carl B. Wolf 1931-5-13 1996 Los Angeles Pacoima wash, near bridge on the road from Tujunga to San Fernando 366 Comment
  UCSB24045  Ericameria pinifolia McMinn, Howard 1937-2-28 Los Angeles San Fernando Wash Comment
  POM357455  Erigeron foliosus var. foliosus B. C. Templeton 1932-7-21 5047 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  UC126585  Erigeron foliosus var. foliosus H. M. and G. R. Hall 1908-7-5 8335 Los Angeles Neenach Antelope Valley, Neenach Comment
  CHSC26418  Eriodictyon crassifolium K. Tan 1965-4-26 15 Los Angeles Santa Monica Mtns. 304 Comment
  RSA135178  Eriodictyon crassifolium Peter H. Raven 1960-5-15 15378 Los Angeles Jct of Mulholland Hwy with Cold Canyon road. 366 Comment
  SEINET8731334 Image available Eriodictyon crassifolium Kay H. Beach 1943-1 1752 Los Angeles Summit of Johnstone Peak. Comment
  POM83857  Eriodictyon crassifolium var. crassifolium Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC189113  Eriodictyon crassifolium var. crassifolium Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA0094359  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA517145  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve Boyd 1990-5-14 2483 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger district. 1162 Comment
  RSA552461  Eriodictyon crassifolium var. nigrescens D. Charlton 1991-7-5 5499 Los Angeles Lake Hughes Rd. on roadside burn area south of Castaic Lake, 1 mile NW of Visitor Center 396 Comment
  RSA712186  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26199 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SBBG65110  Eriodictyon parryi R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  CATA538  Eriodictyon traskiae Sara L. Crockett 1997-5-1 698 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  CHSC24578  Eriodictyon trichocalyx T. P. Spira 1976-7-12 Los Angeles Chilao Campground off of Angeles Crest Hwy (2). 1371 Comment
  UC697773  Eriodictyon trichocalyx Kay H. Beach 1943-6-14 1747 Los Angeles San Gabriel Mts. 1554 Comment
  LA205727  Eriodictyon trichocalyx var. trichocalyx Joseph Andorfer Ewan; 1932-6-17 7252 Los Angeles San Gabriel Mountains, ridge W of Barley Flats 1523 Comment
  RSA156329  Eriodictyon trichocalyx var. trichocalyx L. R. Abrams 1902-6-30 2607 Los Angeles Mt. Wilson. 1707 Comment
  RSA455073  Eriodictyon trichocalyx var. trichocalyx Bonnie C. Templeton 1933-7-21 5053 Los Angeles east Blue Ridge, Big Pines Park. 2134 Comment
  RSA0064140  Eriodictyon trichocalyx var. trichocalyx Marck Menke 2002-3-29 132 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout north of the intersection with Glendora Ridge Road. Comment
  RSA252882  Eriogonum angulosum Robert F. Thorne 1973-5-11 43528 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UCR281663  Eriogonum angulosum R. G. Swinney 2014-4-17 16101 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
  RSA578119  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd 1994-9-20 8234 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  UCR164527  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-8 1284 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  RSA563032  Eriogonum brachyanthum D. Charlton 1991-5-27 5309 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  POM187512  Eriogonum cinereum C. M. Dammers 1933-10-27 s.n. Los Angeles Point Firman. Comment
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May 27 2013
  UC534869  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles about 1 1/2 mi e ocean beach (Lower Topenga Canyon); Santa Monica Mts., Lower Topenga Canyon Comment
  RSA578517  Eriogonum cithariforme var. cithariforme Tim S. Ross, S. D. Boyd 1994-6-22 8003 Los Angeles Fish Canyon: ca 380 m due W of Cienaga Spring; ca 2730 m NE of its confluence with Castaic Creek. 604 Comment
  RSA0021019  Eriogonum davidsonii Duncan S. Bell, Caitlin Elam 2013-7-11 5366 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA659866  Eriogonum davidsonii Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA802425  Eriogonum davidsonii Orlando Mistretta, Cher Batchelor 2011-7-27 6001 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  POM306178  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-9-2 s.n. Los Angeles Angeles Crest Highway. Comment
  RSA587215  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 A Los Angeles San Gabriel Mountains: Carr canyon. 1098 Comment
  RSA0094174  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-3 15999 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  UC6279  Eriogonum elongatum var. elongatum W. H. Brewer 1861-1-12 129 Los Angeles San Gabriel Comment
  LA206776  Eriogonum fasciculatum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  UCR261771  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-2-27 11740 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CATA322  Eriogonum fasciculatum var. fasciculatum Mark L. Hoefs 1973-7-13 351 Los Angeles Santa Catalina Island: Between airport and Escondido, southeast side of main road 266 Comment
  HSC17272  Eriogonum fasciculatum var. foliolosum C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Townsend Pk. Rd. off of Hwy. 99. Comment
  POM305309  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-3-22 629 Los Angeles Santa Susana Pass 293 Comment
  RSA601504  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1931-4-11 S 4 Los Angeles 2 mi. northeast of La Verne. Comment
  POM123085  Eriogonum fasciculatum var. polifolium Marcus E. Jones 1900-7-10 s.n. Los Angeles Vincent. Comment
  SDSU6582  Eriogonum fasciculatum var. polifolium H. Wedberg 1967-5-20 Los Angeles About 1/4 mile from Pearblossom on the road to Littlerock (Hwy138). Comment
  UC159221  Eriogonum giganteum I. J. Condit 1908-6-29 23 Los Angeles Catalina Island Comment
  CAS-BOT-BC250311  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  CAS-BOT-BC250316  Eriogonum giganteum var. formosum Marcus E. Jones 1902-6-27 s.n. Los Angeles Catalina Island Comment
  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
  UC77568 Image available Eriogonum giganteum var. formosum T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CAS-BOT-BC250292  Eriogonum giganteum var. giganteum Timothy S. Ross; Annette H. Ross 1991-6-3 5548 Los Angeles San Jose Hills: west edge of California State Polytechnic University, Pomona 280 Comment
  SD73469  Eriogonum giganteum var. giganteum Robert F. Thorne 1966-9-16 36724 Los Angeles Santa Catalina Island: dry rocky top of promontory , Lookout Point SE of Pebbly Beach 46 Comment
  RSA393244  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  RSA393233  Eriogonum gracile var. gracile Robert Gustafson 1981-7-15 2338 Los Angeles Ballona Wetlands, Area 2. Comment
  SD112037  Eriogonum grande Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor Comment
  JEPS56624  Eriogonum grande var. grande Ralph Hoffmann 1930-6-28 Los Angeles cliffs near Christy's (Station C); Catalina Island Comment
  RSA139589  Eriogonum grande var. grande Reid V. Moran 1958-9-16 6846 Los Angeles San Clemente Island, 2 miles SE of Eel Point 100 Comment
  RSA297343  Eriogonum grande var. grande Larry E. DeBuhr 1977-4-17 2585 Los Angeles Catalina Island. NW of Little Harbour Comment
  RSA393216  Eriogonum grande var. grande Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UCR209468  Eriogonum kennedyi R. G. Swinney 2008-7-3 9164 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA611517  Eriogonum maculatum Louis C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1159 Comment
  JEPS56746  Eriogonum mohavense Frank W. Peirson 1919-5-11 407 Los Angeles Soledad Canyon San Gabriel Mountains, Soledad Canyon 807 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
  JEPS56588  Eriogonum nudum var. pauciflorum Frank W. Peirson 1918-8-17 20 Los Angeles San Antonio Canyon San Gabriel Mts. 1676 Comment
  RSA585766  Eriogonum nudum var. pauciflorum Orlando Mistretta 1995-7-11 1890 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CHSC110083  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -9 Los Angeles 491 Comment
  RSA789060  Eriogonum parishii Jane Tirrell, Graham Bothwell 2012-7-11 LS 0110 Los Angeles South side California State Route 2 near mile marker 67.7 2309 Comment
  UCR204761  Eriogonum pusillum R. G. Swinney 2005-8-11 8442 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR145179  Eriogonum roseum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR271181  Eriogonum saxatile R. G. Swinney 2011-9-27 15700 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  CAS-BOT-BC268163  Eriogonum umbellatum var. minus Frank W. Peirson 1929-7-1 8446 Los Angeles Mt. Pacifico, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC268165  Eriogonum umbellatum var. minus Peter Kamb 1947-6-30 612 Los Angeles Summit of Mt Islip, San Gabriel Mts 2499 Comment
  SBBG64209  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Harold Comment
  UCSB30869  Eriogonum viridescens Burgess, Rick 1978-5-20 Los Angeles 106 St. East; 3 miles south of junction with Pear Blossom Hwy 914 Comment
  RSA64719  Eriogonum wrightii var. subscaposum F. W. Peirson 1928-9-5 8193 Los Angeles Road from Rock Creek to Big Pines, north slope of San Gabriel Mountains 1677 Comment
  UC1348955  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1966-8-29 36589 Los Angeles slope on ridge at s end of Crystal Lake at upper end of canyon on N Fork of San Gabriel River San Gabriel Mts., Angeles National Forest, Crystal Lake 1706 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA526061  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4159 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA533997  Eriophyllum confertiflorum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5127 Los Angeles San Clemente Island: eastern escarpment, 1400ft SSE of Jack (not Jack Point), and 1350ft NW of the mouth of Larkspur Canyon, near a solitary Prunus Lyonii 145 Comment
  SD186083  Eriophyllum confertiflorum A. C. Sanders, Helen Kennedy 2005-4-13 29431 Los Angeles Santa Clarita area, lower Mint Canyon at the the community of Mint Canyon. 456 Comment
  RSA0105033  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-4-26 14493 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA584105  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd 1990-5-15 2517 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
  RSA590557  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle 951 Comment
  RSA600009  Eriophyllum confertiflorum var. confertiflorum Steve Boyd, Lauren Raz 1997-5-28 9851 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
  UC90267  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee 1890-5-8 Los Angeles San Pedro Comment
  UCR73418  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, O. Mistretta 1991-5-19 5274 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  POM358105  Eriophyllum pringlei Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCD132246  Eriophyllum wallacei Geoffrey Levin 1975-5-17 505 Los Angeles 1.5 mi. east on State 138 from junction with State 18 near Pinyon Hills. Drainage Area: Mohave River. 1158 Comment
  UCR220200  Eriophyllum wallacei R. G. Swinney 2009-4-2 10245 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
  RSA289502  Eriophyllum wallacei Dale E. Johnson 1974-4-24 93 Los Angeles W of Palmdale airport, 1.9km (1.2miles) N of Ave P on Sierra Hwy (road just E of and parallel to Hwy 14 (Mojave San Fernando road) Comment
  SEINET7047924  Eriophyllum wallacei Steven R. Hill, Kate Kramer 2001-4-22 33374 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  CATA2022  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 549 Los Angeles Santa Catalina Island: Along W side of road to Toyon Bay, 1.4 road miles from intersection with Airport Road, near ironwood overlook deck 182 Comment
  RSA0045261  Erodium cicutarium R. G. Swinney 2010-3-22 12006 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  SBBG53313  Erodium cicutarium D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  UCR276944  Erodium cicutarium R. G. Swinney 2010-5-21 12867 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA724807  Erysimum capitatum K. Dobry 1991-6-24 d- 735 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  JEPS86568  Erysimum capitatum var. capitatum Roy E. Buck 1988-4-10 895 Los Angeles e side of Three Points Rd 0.3 road mi n Three Points (ca 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  RSA530310  Erysimum capitatum var. capitatum Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  UCR73  Erysimum capitatum var. capitatum B. L. Estes 1961-4-1 s.n. Los Angeles San Gabriel Mtns., Altadena, Eaton Wash, 1 mile south of bridge 400 Comment
  RSA167097  Erysimum capitatum var. capitatum W. G. Webb 1935-1-6 s.n. Los Angeles Arroyo Seco Canyon, near La Canada Comment
  LA204411  Erysimum suffrutescens Carl Epling; 1943-3-13 2917 Los Angeles Playa del Rey, Pershing Drive, 1 mi. S of Culver City Blvd Comment
  UC1034656  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles sandy inland slopes and crests of dunes El Segundo Comment
  SD37718  Erythranthe guttata Edith A. Purer 1935-5-11 6575 Los Angeles Moist edge of stream, Malibou Lodge Road, Santa Monica Mountains Comment
  UCSB2146  Eschscholzia caespitosa Wedberg, H. 1957-5-9 Los Angeles 4 miles N Hwy 101, Latigo Canyon Comment
  UC56417  Eschscholzia californica Ernest Braunton Mar 1903 828 Los Angeles Playa del Rey Comment
  UCR127237  Eschscholzia californica Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2920 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA579491  Eschscholzia californica var. crocea Tim S. Ross, S. D. Boyd 1994-5-11 7804 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  POM6276  Eschscholzia californica var. crocea Unspecified 1909-6-20 54 Los Angeles Claremont. Comment
  RSA12414  Eschscholzia californica var. crocea Carl B. Wolf 1934-4-11 5627 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA709578  Eucrypta chrysanthemifolia A. C. Sanders, Helen Kennedy 2005-4-13 29489 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  UCR259678  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-13 12202 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  POM4510  Eucrypta chrysanthemifolia C. F. Baker 1903-5-5 11609 Los Angeles Claremont. Comment
  RSA608650  Eucrypta chrysanthemifolia Louis C. Wheeler 1931-2-28 s.n. Los Angeles Sargent's Grove. Comment
  UCSB12429  Eucrypta chrysanthemifolia Haines, A. 1962-4-3 Los Angeles Santa Monica Mountains; on Mulholland Drive, 1 mile west of Topanga Boulevard 365 Comment
  OBI13937  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert J. Rodin 1953-5-2 5808 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  RSA279071  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1971-4-9 41537 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  LA46920  Eulobus californicus C. S. Venkatesh; 1957-4-29 5 Los Angeles 396 Comment
  UC1871175  Eulobus californicus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4849 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC535357  Eulobus californicus Ira W. Clokey, B. Templeton Apr. 1929 4459 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  LA200684  Eulobus californicus D. S. Verity; August 1981 sn Los Angeles Santa Monica Mountains, Sepulvada Can Comment
  UCD84629  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino. Weed in Desert Garden of Huntington Botanical Garden. Comment
  UCR97079  Euphorbia maculata Scott D. White 1996-8-31 4506 Los Angeles City of Claremont, Geneva Avenue, north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne. 323 Comment
  UCD142570  Euphorbia melanadenia Louis C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains. Between mouth of Big and Little Dalton Canyon. 350 Comment
  SD260946  Euphorbia nutans A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36944 Los Angeles San Gabriel Valley: Baldwin Park, San Gabriel River channel south of Ramona Blve. And north of I-10 Fwy, under SCE powerlines. 86 Comment
  UC729530  Euphorbia peplus Carl B. Wolf 1932-5-14 Los Angeles Avalon Santa Catalina Island (above the Amphitheatre) 60 Comment
  UCR219565  Euphorbia peplus R. G. Swinney 2009-3-28 10206 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA748995  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-20 36887 Los Angeles near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG13598  Extriplex californica P. H. Raven 1962-7-10 17951 Los Angeles near W shore of island W of Wall 2 Comment
  SD85143  Extriplex californica E. R. Blakley 1961-3-12 3923 Los Angeles Santa Catalina Island; sand drift near neck of Fraser Point. 14 Comment
  SEINET13203276 Image available Fabaceae R. G. Swinney 2011-1 15892 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  CATA670  Festuca myuros Mark L. Hoefs 1991-4-23 1159 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA747740  Ficus carica Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12691 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UCR206145  Ficus palmata R. G. Swinney 2008-5-30 8891 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA188125  Filago arizonica R. F. Thorne 1966-4-29 36284 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  LA211927  Filago californica Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5103 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA188203  Filago californica R. F. Thorne, Percy C. Everett 1965-6-22 34913 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  RSA670960  Filago gallica Joseph M. Keefe 2001-3-19 31180 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
  POM211788  Foeniculum vulgare L. C. Wheeler 1933-8-14 2084 Los Angeles San Gabriel Mountians, San Dimas Canyon. 502 Comment
  SFV10183  Foeniculum vulgare J. G. Cuti, M. Williams 1978-7-4 s. n. Los Angeles Santa Monica Mountains About 2 miles north of Pacific Coast Highway on Topanga Canyon Road. Comment
  RSA464875  Forestiera pubescens Anstruther Davidson 1929-3-8 s.n. Los Angeles Bouquet Canyon. Comment
  UC1583850  Forestiera pubescens Michael Curto 1990-5-4 639 Los Angeles Littlerock Reservoir Angeles National Forest (near Juniper Grove CG, Pacifico Mt. Quad.) 1040 Comment
  RSA613488  Frangula californica subsp. californica Louis C. Wheeler 1931-8-16 S- 33 Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  LA200502  Frankenia salina L. Larson; 1928-4-21 98 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  UC455457  Frankenia salina I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  SEINET11978025  Frankenia salina J. F. Bright, Wyman, C. 1931-1 5720 Los Angeles In and around Hollywood Comment
  CAS-BOT-BC217369  Frasera neglecta Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA134730  Fraxinus dipetala Percy C. Everett, E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 488 Comment
  CAS-BOT-BC218563  Fraxinus velutina I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte 91 Comment
  SBBG72776  Fremontodendron californicum V. Duran 1933-7-11 3510 a Los Angeles Sulphur Springs 1600 Comment
  RSA229099  Fremontodendron californicum subsp. californicum Robert F. Thorne, C. W. Tilforth 1971-6-29 40721 Los Angeles Aliso Creek at Tie Canyon 1372 Comment
  RSA561577  Fremontodendron californicum subsp. californicum Steve D. Boyd, Orlando Mistretta 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon., North of Sombrero Road (3N64) and west of communications facility. 884 Comment
  CAS-BOT-BC130248  Fritillaria biflora John Thomas Howell 1928-3-2 3361 Los Angeles Vermont [Canon] Canyon, Griffith Park, Los Angeles Comment
  JEPS5202  Fritillaria biflora Frank W. Peirson 1921-4-10 1675 Los Angeles Sycamore Flat to San Dimas Canyon; San Gabriel Mountains 792 Comment
  RSA787535  Fritillaria pinetorum Jane Tirrell 2012-5-21 LS 0053 Los Angeles 3 meters above (south) of the Pacific Crest Trail, approximately 0.75 km west of Mt Hawkins. 2594 Comment
  RSA596926  Galium Scott D. White, Chet McGaugh 1995-5-9 3000 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  UC188982  Galium andrewsii subsp. intermedium S. B. and W. F. Parish June 1887 1896 Los Angeles Elizabeth Lake Comment
  CHSC3660  Galium angustifolium Mary Mac Arthur 1966-4-28 2 Los Angeles San Franciscito. 304 Comment
  RSA529206  Galium angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5607 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1942 Comment
  RSA799899  Galium angustifolium Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 5 Los Angeles Glendora Ridge Road. 1312 Comment
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Aug 3 2017
  UCR125177  Galium angustifolium A. C. Sanders, Mark Elvin 2002-6-25 25271 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR187112  Galium angustifolium A. C. Sanders 2006-5-16 32356 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  LA50686  Galium angustifolium subsp. angustifolium Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  POM306245  Galium angustifolium subsp. angustifolium Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1375 Los Angeles Eaton Canyon Park, Altadena. Comment
  UC1409136  Galium angustifolium subsp. angustifolium R. F. Thorne and L. E. DeBuhr 1972-8-18 42245 Los Angeles just below peak of Mt. Islip; San Gabriel Mountains, Angeles National Forest 2499 Comment
  UC416625  Galium angustifolium subsp. angustifolium R. L. Pendleton 1909-7-2 1359 Los Angeles road e Avalon; Santa Catalina Id. 9 Comment
  UCR150897  Galium angustifolium subsp. angustifolium Valerie Soza, Kent Hughes 1999-6-17 535 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon 732 Comment
  POM220049  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles Near Avalon, Santa Catalina Island. 30 Comment
  POM9745  Galium angustifolium subsp. gabrielense F. W. Peirson 1919-6-7 7677 Los Angeles Cow Canyon divide, San Antonio Creek Region 1372 Comment
  LA33613  Galium aparine Henry J. Thompson; 1959-4-19 1956 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA639243  Galium aparine Robert F. Thorne, M. Z. Thorne 1971-4-25 41346 Los Angeles Johnson's Pasture north of Claremont 610 Comment
  SD21266  Galium catalinense Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UCR150579  Galium jepsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Heliport 0.3 mi N of South Mt. Hawkins 2287 Comment
  RSA454405  Galium nuttallii Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles foothills. Comment
  RSA590471  Galium nuttallii subsp. insulare Tim S. Ross 1993-4-21 6831 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between ''Carlos'' (972ft) and Cactus Peak (1560ft). 320 Comment
  RSA530068  Galium porrigens var. porrigens Tim S. Ross 1991-8-16 5862 Los Angeles Horse Flats (southern end). 1741 Comment
  RSA0030798  Galium trifidum var. pacificum Louis C. Wheeler 1933-10-20 2182 Los Angeles San Gabriel River. 70 Comment
  SBBG98541  Gambelia speciosa T. Ross 1991-5-21 5429 Los Angeles upper reaches of Box Cyn, SW side of island 342 Comment
  RSA681343  Gamochaeta pensylvanica LeRoy Gross, Valerie Soza 2003-5-15 898 -a Los Angeles 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. 396 Comment
  UC175478  Gamochaeta pensylvanica A. Davidson, M. D. 1914-6-1 2973 Los Angeles Azusa Station Comment
  RSA392385  Garrya flavescens var. pallida L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats 2134 Comment
  POM132533  Garrya veatchii C. F. Baker 1905-2-15 4012 Los Angeles San Antonio Canyon near Claremont. Comment
  UCR182266  Garrya veatchii R. G. Swinney, Dave Larson 1998-4-26 6031 Los Angeles San Gabriel Mtns., head of Dry Lake Canyon at 'Dry Lake', south of Sunset Peak 1521 Comment
  UCR223440  Gayophytum diffusum R. G. Swinney 2009-6-3 11056 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
  RSA776514  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  POM17569  Gayophytum oligospermum P. A. Munz 1923-8-30 7658 Los Angeles Swartout Valley. N of Big Pines. 2287 Comment
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA675013  Gazania linearis LeRoy Gross 2003-3-1 752 Los Angeles South side; Along Stough Canyon Motorway (dirt road). Pass the nature center. 500 Comment
  CATA3493  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-28 045 Los Angeles Santa Catalina Island: Interior; on edge of drainage in between Lower Cottonwood Road and Banning Meadow Road in Lower Cottonwood Canyon watershed 129 Comment
  SBBG38926  Genista linifolia E. R. Blakley 1963-4-9 5568 Los Angeles above Pebbly Beach along Terrace Drive 121 Comment
  UCR20279  Genista linifolia Hayden Williams, Barbara T. Gittins 1964-2-9 453 Los Angeles Channel Islands, Santa Catalina Island, near Avalon 305 Comment
  LA201499  Geranium carolinianum Arthur C. Gibson; 2003-4-28 4857 Los Angeles 243 Comment
  SFV6660  Geranium carolinianum T. Gordon, K. A. Wilson, J. Cicero 1974-5-24 220 Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  RSA0105762  Gilia R. G. Swinney 2011-6-7 15040 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
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Dec 7 2018
  RSA0112636  Gilia A. C. Sanders 2005-5-11 30160 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons. 610 Comment
  UCR281339  Gilia R. G. Swinney 2014-4-17 16078 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA0102408  Gilia Lyman Benson, Robert Benson 1953-4-20 15096 Los Angeles Southwest corner of Indian Hill, Claremont. 426 Comment
  RSA652601  Gilia achilleifolia subsp. abrotanifolia Eleanor McClung 1937-5-2 155 Los Angeles Coast Ranges near Lake Malibu. Comment
  RSA470073  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1932-4-9 572 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  CAS-BOT-BC177353  Gilia brecciarum subsp. neglecta Steven R. Hill; Kate Kramer 2001-4-22 33337 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of San... 804 Comment
  POM320628  Gilia californica var. glandulosa Greg Wright 1971-6-20 173 Los Angeles Mt. Baldy Rd. Just below intersection with Shinn Rd. W of San Antonio Dam. Evey Canyon. Pacific Ocean drainage area. 707 Comment
  UCR146332  Gilia capitata subsp. abrotanifolia James Henrickson 1985-3-30 19793 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA347558  Gilia capitata subsp. abrotanifolia B. A. Prigge 1986-3-20 6977 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA736137  Gilia capitata subsp. abrotanifolia Rosemarie Zimmermann 1964-1-5 338 Los Angeles E. side of U.S. Hwy 99. About one mi. S. of Labec Lodge. s. of Castac lake. 1265 Comment
  LA206997  Gilia latiflora Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  HSC24938  Gilia latiflora Wesley O. Griesel 1962-4-14 Los Angeles Little Rock Dam, Mojave Desert 976 Comment
  SBBG64376  Gilia latiflora subsp. davyi M. N. Ackley -Mar-1926 Los Angeles Del Sur Comment
  JEPS69613  Gilia latiflora subsp. davyi W. L. Jepson 1939-4-21 19227 Los Angeles Leona School Leonis Valley (Leonis Valley) 975 Comment
  RSA721876  Gilia modocensis J. Mark Porter 1998-4-27 11825 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  CAS-BOT-BC225498  Gilia nevinii Robert F. Thorne 1973-4-11 42813 Los Angeles Plateau W of upper end of Norton Canyon, San Clemente Island 396 Comment
  UC1215194  Gilia nevinii Peter H. Raven 1962-4-10 17192 Los Angeles rocky slopes s Wilson Cove (San Clemente Island); , s of Wilson Cove 91 Comment
  UCR203190  Gilia ochroleuca subsp. bizonata R. G. Swinney 2005-5-21 8259 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR220047  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-4-24 10452 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  LA206805  Gilia ochroleuca subsp. ochroleuca T. Craig; 1927-6-8 433 Los Angeles Bear Canyon trail to summit of Mt. San Antonio 2133 Comment
  RSA0017110  Gilia ochroleuca subsp. ochroleuca Verne Grant, Alva Grant 1954-4-19 19595 Los Angeles On Hwy 138 4.5 miles W of Big Pines jct. Near Los Angeles-San Bernardino County line. 1220 Comment
  RSA0017166  Gilia ochroleuca subsp. vivida R. F. Thorne, C. W. Tilforth 1971-6-30 40751 Los Angeles Pacifico Mountain 1951 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
  UCR172298  Gilia splendens subsp. splendens Anuja Parikh, Nathan Gale 2005-7-18 2144 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22 488 Comment
  RSA706651  Gnaphalium californicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25504 Los Angeles NE end of Santa Susana Mtns.: canyon draining into Santa Clara River Valley from the south off Round Mtn. (peak 1476), north of Potrero Canyon 305 Comment
  UCR213410  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Dan S. Cooper 2010-3-12 37332 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR142064  Gnaphalium leucocephalum Mark A. Elvin 2003-8-13 2983 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  POM358891  Gnaphalium microcephalum Ora M. Clark 1929-3-24 1776 Los Angeles Santa Susanna Mts. Comment
  RSA595630  Gnaphalium microcephalum Mark Hoefs 1995-7-14 2383 Los Angeles Upper Cape Canyon, at point of drainage crossing road scarce, sandy river bed 287 Comment
  RSA230195  Gnaphalium palustre R. F. Thorne 1969-7-2 38296 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  CAS-BOT-BC108971  Goodmania luteola Ralph Hoffman 1930-4-28 s.n. Los Angeles Lancaster. Comment
  RSA611047  Grayia spinosa L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA657969  Grevillea robusta Christopher Vellema 2001-1-19 101 Los Angeles South side, city of Glendale, Pomeroy Canyon. Along side fire road next to creek. 341 Comment
  UCD132550  Grindelia camporum Daryl Koutnik 1978-6-24 545 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  JEPS64635  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Hwy 14 at Avenue A; Mojave Desert, Antelope Valley 731 Comment
  UC69887  Grindelia hirsutula C. M. Wilder 1905-8-18 587 Los Angeles Chino Hills (Southern California) Comment
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Sep 22 2017
  IRVC27658  Grindelia robusta Anstruther Davidson 1915-6-24 s.n. Los Angeles Near Santa Susanna Santa Susanna Mtns Comment
  RSA586282  Guillenia lasiophylla Orlando Mistretta 1995-3-14 1533 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  UC1118593  Gutierrezia sarothrae P. L. Johannsen 1934-2-27 308 Los Angeles Mouth Bouquet Canyon Santa Susana Quadrangle, Mouth Bouquet Canyon 381 Comment
  UC1118609  Gutierrezia sarothrae A. Lewis 1934-1-1 242 Los Angeles Amorgosa Creek Elizabeth Lake Quadrangle Comment
  RSA0112650  Hainardia cylindrica Steven A. Junak 1999-5-20 SCa- 953 Los Angeles Santa Catalina Island. Cottonwood-Black Jack Road, plant stop. 305 Comment
  SEINET11837961  Haplopappus linearifolius D. P. Reagan 1974-1 24 Los Angeles about 2 mi W of Gorman Comment
  SBBG113121  Harpagonella palmeri S. A. Junak 1997-3-27 SCa 361 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  SD69473  Harpagonella palmeri Robert F. Thorne 1966-4-7 35949 Los Angeles Santa Catalina Island, Cherry Valley. 60 Comment
  SEINET10473511  Hazardia cana Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4813 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  CAS-BOT-BC302323  Hazardia squarrosa var. squarrosa H. M. Hall 1929-11-7 12773 Los Angeles Palos Verdes. Near the sea at north end of tract Comment
  CAS-BOT-BC302325  Hazardia squarrosa var. squarrosa J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  SD251199  Helenium bigelovii Jane Tirrell 2012-8-20 LS 163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. Yellow pine forest, north-facing slope near spring. 2259 Comment
  CAS-BOT-BC309440  Helenium puberulum Louis C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake 259 Comment
  POM359760  Helenium puberulum Thekla Mohr 1915-1 3949 Los Angeles North Fork, San Gabriel River. Comment
  RSA441786  Helianthemum scoparium var. vulgare Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC305417  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
  CAS-BOT-BC305698  Helianthus gracilentus Ralph Hoffmann 1930-6-6 s.n. Los Angeles Alamo Creek, northern Los Angeles Co. Comment
  POM54200  Helianthus gracilentus C. F. Baker 15256 Los Angeles Hills near Claremont Comment
  POM175351  Helianthus gracilentus E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC305789  Helianthus nuttallii Oliver 1884-1-1 s.n. Los Angeles Cienega bet. Los Angeles & Sta. Monica Comment
  RSA356037  Heliotropium curassavicum var. oculatum R. F. Thorne 1975-9-3 47379 Los Angeles Santa Catalina Island, Fisherman s Cove Comment
  UCR231078  Hemizonia australis Dan S. Cooper 2011-9-5 s.n. Los Angeles South Coast, oil field at corner of Rosecrans and South Main St., Rosewood district, South Los Angeles 35 Comment
  UCR68895  Hemizonia clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4272 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM360269  Hemizonia fasciculata Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA748890  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 107 Comment
  UCR88689  Hemizonia minthornii Scott D. White 1995-10-19 3719 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UCR126867  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26147 Los Angeles Western San Gabriel Mtns., 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 518 Comment
  IRVC26478  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26147 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
  RSA449826  Heteromeles arbutifolia Fordyce Griffiths Jr. 1910-06 2087 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  SFV21131  Heteromeles arbutifolia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1035 Los Angeles Verdugo Mountains South side of Verdugo Mountains. West side of Brand Canyon just a short distance above the cemetery. Shady canyon site, next to stairs that go up to an old foundation. 307 Comment
  UC483211  Heteromeles arbutifolia L. R. Abrams and I. L. Wiggins 1931-7-6 385 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UCR115986  Heteromeles arbutifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23273 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  UCR117131  Heteromeles arbutifolia A. C. Sanders, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR273392  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA0072427  Heteromeles arbutifolia T. S. Clare, W. B. McDougal 1930-2-16 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA0049475  Heterotheca fastigiata Richard G. Swinney 2010-5-7 12608 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
  CAS-BOT-BC318878  Heterotheca grandiflora Peter H. Raven 1957-9-21 11324 Los Angeles Northwest end of U.C.L.A. campus, Los Angeles Comment
  UC832991  Heterotheca grandiflora E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC318859  Heterotheca grandiflora Le Roy Abrams 1901-8-15 2178 Los Angeles Inglewood Comment
  RSA0074431  Heterotheca grandiflora C. B. Wolf 1931-5-13 2002 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  CHSC95441  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  UCR273260  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-25 15862 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
  UCR205255  Heuchera R. G. Swinney 2005-8-17 8497 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 20 2018
  RSA725854  Hoffmannseggia glauca R. E. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway11S -0397935E, 3737465N 6 Comment
  POM175577  Hoita macrostachya E. Crow 1930-6-28 s.n. Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC147736  Holodiscus microphyllus var. microphyllus Wesley Griesel 1963-8-1 861 Los Angeles Slopes of Mt. San Antonio, San Gabriel Mts. 2956 Comment
  SD254506  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 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. 1575 Comment
  SEINET259020 Image available Hordeum bulbosum B. L. Johnson, Hall Los Angeles CULTIVATED ; CULTIVATED at Univ of California-Los Angeles; seed collected at 171 km SW of Ersurum Turkey Comment
  RSA187787  Hordeum depressum R. F. Thorne 1966-9-15 36681 Los Angeles Above Parson's Landing, Santa Catalina Island. 76 Comment
  SBBG19201  Hordeum murinum M. A. Piehl 1963-12-8 631112 Los Angeles W end airfield runway, West Cove 18 Comment
  RSA624543  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga. Near BM. 1227 487 Comment
  POM352468  Hordeum murinum subsp. leporinum H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. 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
  UCSB6894  Hordeum murinum subsp. leporinum Wedberg, Lee 1954-4-18 Los Angeles Sherman Oaks Comment
  RSA582995  Hordeum vulgare Timothy S. Ross 1993-4-23 6925 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; 180m NE of Thompson Dam 195 Comment
  SD11897  Hosackia oblongifolia Victor Duran 1933-7-22 3528 Los Angeles San Gabriel Mountains, Buckhorn, marshy places & along streams 1981 Comment
  RSA0081371  Hulsea heterochroma R. G. Swinney 2010-9-9 13788 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
  SBBG96796  Hulsea heterochroma T. Ross, S. Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture, in Francisquito Cyn 926 Comment
  UC1930051  Hulsea vestita subsp. gabrielensis Valerie Soza, Sarah J. De Groot 2003-6-18 1690 Los Angeles Transverse Ranges; San Gabriel Mountains region; Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  UCR101284  Hydrocotyle verticillata L. C. Wheeler 1946-9-2 6346 Los Angeles University of Southern California Campus in front of Doheny Library, 36th St. & University Ave. 58 Comment
  RSA177588  Hymenoclea salsola S. Carlquist 1965-4-22 704 Los Angeles Saddleback Butte, 19 miles east of Lancaster. Comment
  UC1255934  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood; ; Corner of Sunset Blvd. and Groverton St. Comment
  SEINET3147766  Hypochaeris glabra G. B. Grant 1905-4-19 sn Los Angeles Garvanza Comment
  SFV12574  Ipomoea purpurea M. H. Grayum 1977-11-24 869 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  SEINET10567661  Iris douglasiana Walter H. Lewis Lewis 15652 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  RSA5886  Isocoma menziesii C. B. Wolf 1932-9-16 4106 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
  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
  POM40664  Isocoma menziesii var. vernonioides H. E. Hasse 1890-08 s.n. Los Angeles [Unspecified] Comment
  RSA249739  Jepsonia malvifolia R. F. Thorne 1973-2-12 42462 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  JEPS46456  Juglans californica Miss Harriet Smith 1907-1 Los Angeles Azusa Comment
  NY201870  Juglans californica J. B. Walker 1994-8-10 885 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  RSA597449  Juglans californica Tim S. Ross, Victor W. Steinmann 1995-5-8 8533 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  RSA0011178  Juglans californica E. Crow 1929-4-14 324 Los Angeles Foothills NE of Glendora Comment
  RSA629707  Juglans californica var. californica Louis C. Wheeler 1967-7-6 9921 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  CHSC35498  Juglans regia James Henrickson 1979-5-18 18124 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; open weedy flats S of creek. 402 Comment
  UCR204410  Juncus R. G. Swinney 2001-9-15 8171 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
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Dec 7 2018
  SBBG32111  Juncus balticus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -199 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SBBG32135  Juncus bufonius R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -219 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  RSA248882  Juncus bufonius Robert F. Thorne 1973-4-12 42929 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  UCR108180  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UCR277238  Juncus duranii R. G. Swinney 2010-9-30 13939 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UC457328  Juncus macrophyllus Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  SEINET3881668  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River.; 0 445 Comment
  RSA0036820  Juncus tiehmii Justin M. Wood 2011-7-7 4331 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCR199990  Juncus xiphioides Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1349 Los Angeles Transverse Ranges; Verdugo Mountains, near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Motorway 473 Comment
  POM220132  Juncus xiphioides L. C. Wheeler 1931-9-27 165 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  NY42160  Juniperus californica J. B. Walker 1994-8-10 887 Los Angeles At Lebec exit off I-5, N of town of Gormon 250 Comment
  RSA0084855  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCD133681  Juniperus californica Daryl Koutnik 1978-4-28 441 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
  CAS-BOT-BC235742  Keckiella cordifolia L. R. Abrams; Ira L. Wiggins 1931-7-6 379 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA13230A  Keckiella cordifolia Fay A. MacFadden 1931-05 3005 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA635049  Keckiella cordifolia Valerie L. Soza, Laura Moore 1999-6-30 578 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UCR273440  Keckiella ternata subsp. ternata R. G. Swinney 2011-10-25 15854 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
  UCR166084  Krascheninnikovia lanata Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA589330  Lactuca serriola Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8589 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  RSA733131  Lactuca serriola R. G. Swinney 1998-8-1 6603 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  LA32081  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-6 14393 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  CDA2221  Lamarckia aurea Margaret Bellue, G. C. Fleischman 1945-5-8 Los Angeles Northridge. 0 Comment
  SD112858  Lamarckia aurea Darley F. Howe April 1915 39 Los Angeles Claremont Comment
  SDSU5343  Lamarckia aurea R. M. Beauchamp 1967-3-17 237 Los Angeles San Clemente Island, Growing beside Officers' Barricks above Wilson Cove. Comment
  SEINET187241 Image available Lamarckia aurea L. A. Stoddart, AD Smith 1939-4-13 Los Angeles Vicinity of Azusa Comment
  UC818674  Lamarckia aurea Marcus E. Jones, A. M. 1882-5-1 3214 Los Angeles Los Angeles Comment
  UCD63395  Lamarckia aurea Leo Hitchcock 1943-4-8 2793 Los Angeles Pasadena. Comment
  SEINET3481006  Lantana lilacina Unknown 1939-7-10 183 Los Angeles Los Angeles, Los Angeles Comment
  HSC24650  Larrea tridentata C. E. Fellows 1965-4-15 22 Los Angeles 1 mi. W of intersection of Hwy. 138 and Victorville cutoff. Comment
  HSC21913  Larrea tridentata C. S. Apperson 1967-6-3 Los Angeles Junction of 240th St. and Palmdale Blvd., 5 mi. from Pearblossom. Comment
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Jul 30 2014
  IRVC26337  Lasthenia glabrata subsp. coulteri A. C. Sanders 2003-4-16 26033 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  JEPS15066  Lasthenia gracilis Geo. B. Grant 1907-1-1 98 Los Angeles Pasadena Comment
  RSA589251  Lasthenia gracilis Timothy S. Ross 1991-4-28 4748 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SBBG61623  Lasthenia gracilis R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC1118943  Lasthenia gracilis A. D. Gifford 1935-4-12 553 Los Angeles 2 mi w Manzana; Tejon Quadrangle Comment
  UCR124102  Lasthenia gracilis Steven R. Hill, K. Kramer 2001-4-22 33341 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR192167  Lasthenia gracilis A. C. Sanders 2008-4-17 34936 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  RSA589173  Lasthenia gracilis Timothy S. Ross 1991-4-28 4733 Los Angeles Black butte Basin Road, on the S margin of the Southern Pacific Rail Road Tracks; ca 1.75 miles and ca 148 SW of Three Sisters [buttes]. 979 Comment
  RSA724474  Lathyrus laetiflorus K. Dobry 1992-4-9 d- 340 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  POM1797  Lathyrus vestitus subsp. laetiflorus C. F. Baker 1904-4-15 4186 Los Angeles Claremont Comment
  RSA405661  Lathyrus vestitus subsp. laetiflorus F. E. Durkee 1906-4-30 s.n. Los Angeles Hollywood Comment
  SD113701  Lathyrus vestitus var. vestitus Darley F. Howe Apr 1915 61 Los Angeles Claremont Comment
  SD90585  Lathyrus vestitus var. vestitus Robert F. Thorne 1966-4-16 36073 Los Angeles San Clemente Island, NE side of the island, grassy rocky steep slope of canyon below Lemon Tank near dump, south of Nanny 182 Comment
  CLARK-A1528-3229  Lavatera assurgentiflora Alfred R. Roos 1948-4-8 Los Angeles Culver City Comment
  RSA434056  Lavatera assurgentiflora subsp. assurgentiflora Bonnie C. Templeton 1936-5-18 5664 Los Angeles Puddingstone Dam Comment
  CAS-BOT-BC321524  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  JEPS39198  Layia glandulosa W. L. Jepson 1914-5-12 5936 Los Angeles Mohava Desert Comment
  RSA495091  Layia glandulosa L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
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Aug 2 2007
  SEINET7883485 Image available Layia glandulosa Lewis S. Rose 1937-1 37072 Los Angeles 9 mi. SE. of Palmdale 823 Comment
  UCSB52708  Layia platyglossa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  RSA618982  Lemna minuta LeRoy Gross 1998-9-20 70 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  CAS-BOT-BC221610  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  RSA640315  Lepechinia fragrans Louis C. Wheeler 1931-7-3 s.n. Los Angeles San Gabriel Mountains: Wolfskill Canyon. Comment
  CAS-BOT-BC88693  Lepidium acutidens L. R. Abrams 1899-4-1 242 Los Angeles Cienega. Comment
  UCR19557  Lepidium draba E. S. Spalding 1924-4-15 s.n. Los Angeles Vicinity of Los Angeles Comment
  UC10622  Lepidium fremontii A. Davidson Los Angeles Antelope Valley Comment
  CAS-BOT-BC12474  Lepidium nitidum Cecil Hart 1927-1-29 s.n. Los Angeles Montebello. Comment
  POM6860  Lepidium nitidum var. nitidum P. A. Munz, L. T. Street, Williams 1919-3-8 2291 Los Angeles Pomona Comment
  RSA640016  Lepidium nitidum var. nitidum L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  RSA429659  Lepidium pinnatifidum Robert Gustafson 1981-7-15 2345 Los Angeles Ballona Wetlands, Area 2. Comment
  SBBG108907  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 745 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.3 mi S of Triangulation Pt Guds 158 Comment
  CAS-BOT-BC328077  Lepidospartum squamatum H. E. McMinn 1925-8-6 1558 Los Angeles Sawpit Canon, San Gabriel Mts. Comment
  UC53955  Lepidospartum squamatum Ernest Braunton 1903-5-1 794 Los Angeles Eaton Canyon Comment
  UCR108371  Lepidospartum squamatum L. C. Wheeler 1961-6-13 7874 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR126236  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA0062660  Leptodactylon californicum Toppenberg 1961-5-19 s.n. Los Angeles Old Mt. Baldy Road. Comment
  UC101900  Leptodactylon californicum Rev. J. C. Nevin Los Angeles Sierra Santa Monica Comment
  POM6978  Leptosiphon androsaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2481 Los Angeles Lone Hill, San Dimas Comment
  RSA468566  Leptosiphon androsaceus B. C. Templeton 1931-5-15 s.n. Los Angeles S. end Bouquet Canyon. 500 Comment
  CHSC26194  Leptosiphon aureus James Henrickson 1971-5-2 5538 Los Angeles 15 mi. E. of Palmdale, 3 mi. N. of Hwy. 138 along 167 St. So. of Lovejoy Buttes in Mojave Desert. 944 Comment
  SD44505  Leptosiphon aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  SBBG20588  Leptosiphon bicolor E. R. Blakley 1963-12-8 6398 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SDSU21374  Leptosiphon breviculus S. H. Bullock 1968-4-6 38 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Ave. 366 Comment
  UCR259582  Leptosiphon parviflorus R. G. Swinney 2010-6-8 13183 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA591915  Leptosiphon pygmaeus subsp. pygmaeus L. C. Wheeler 1967-5-2 9265 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  LA88591  Lessingia filaginifolia var. filaginifolia O. H. Kappler; 1943-7-21 526 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC339562  Lessingia glandulifera var. peirsonii Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley, between Lancaster and highway 99 Comment
  CAS-BOT-BC283825  Leymus condensatus Cecil Hart 1921-7-1 17 Los Angeles Howard and Smith's nursery, Montebello Comment
  RSA584597  Leymus condensatus Timothy S. Ross, Orlando Mistretta 1993-5-26 7303 Los Angeles W end of the San Gabriel Mountains: near head of upper E Fork Wilson Canyon just E of 'Lupine Saddle', ca. 780 meters E of Wilson Canyon Saddle. 976 Comment
  UC817472  Leymus triticoides F. R. Fosberg 1931-5-18 S 4991 Los Angeles Little Harbor Santa Catalina Island 2 Comment
  CDA32471  Leymus triticoides P. B. Kennedy Jun 1917 Los Angeles Road to Gardena, Los Angeles 0 Comment
  UCD139731  Lilium humboldtii subsp. ocellatum Natalie deGarder 1992-5-30 25 Los Angeles 1.5 miles off Freeway 210 up Lincoln to Risinghill, down 0.25 mile to stream. 589 Comment
  UCR256477  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-6-8 13205 Los Angeles San Gabriel Mountains, 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 573 Comment
  RSA605002  Lilium parryi Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  UC335425  Limonium californicum unknown Los Angeles Santa Monica Comment
  RSA0072155  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  RSA191645  Limosella acaulis Robert F. Thorne, M. Z. Thorne 1966-8-29 36606 Los Angeles San Gabriel Mountains, Angeles National forest; Big Pines Recreation Area, on road from Big Pines to Valyermo 1860 Comment
  RSA802056  Limosella acaulis Orlando Mistretta, Cher Batchelor, Neal Kramer 2011-7-25 5973 Los Angeles Rincon Red Box Rd, on ridgeline dividing W Fork San Gabriel River Cyn and Santa Anita Cyn, near helipad. 1227 Comment
  UCR151965  Linanthus bigelovii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 874 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  CLARK-A1528-3442  Linanthus breviculus John C. Roos 1937-5-31 759 Los Angeles San Gabriel Mountains Comment
  UC23719  Linanthus breviculus H. M. Hall Jun 1899 292 Los Angeles Swartout Canyon San Antonio Mt. 2133 Comment
  UCR124579  Linanthus breviculus B. C. Templeton 1932-6-17 4907 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  CHSC95513  Linanthus californicus LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 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. 556 Comment
  RSA468450  Linanthus californicus Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  SD114162  Linanthus californicus Darley F. Howe 1947-3-22 1511 Los Angeles Topango Canyon, ca. 6.0 miles from ocean. Comment
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May 22 2014
  RSA165137  Linanthus californicus subsp. glandulosus Gordon Pilone 1962-6-24 509 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
  SBBG126950  Linanthus dichotomus A. Parikh, N. Gale 2011-6-4 3412 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct, under power lines; Sierra Pelona, Liebre Mtns [ subsp. pattersonii ] 1123 Comment
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Jul 7 2015
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR162370  Linanthus liniflorus Anuja Parikh, Nathan Gale 2004-5-13 2005 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  RSA249764  Linanthus parryae R. F. Thorne 1973-5-11 43473 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
  HSC17109  Linanthus parryae C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  UCSB5183  Linanthus parryae Haller, John 1957-4-13 Los Angeles Palmdale Ave., and ca. 9 mi. E. of center of Palmdale. 762 Comment
  RSA0016898  Linaria canadensis var. texana Emma Robinson 1884-4-8 s.n. Los Angeles Adams St., Los Angeles Comment
  RSA400382  Linaria canadensis var. texana Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA723828  Liquidambar styraciflua Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Along N. Mills Av. West of the Pitzer College parking lot and directly across from and east of the north parking lot of the W.M. Keck Science Center. Comment
  PASA904  Lithophragma affine Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA468215  Lithophragma heterophyllum Louis C. Wheeler 1932-4-16 618 Los Angeles Trail from Halfway House-Hogee s Camp, W side of Santa Anita Canyon, San Gabriel Mountains 671 Comment
  UC1870259  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway 2439 Comment
  CHSC109285  Lobelia dunnii Scott D. White; Chris Huntley 2008-9-30 12544 Los Angeles San Gabriel Mountains: San Gabriel River-West fork between Bear Creek and Cogswell Dam. 610 Comment
  SBBG127006  Lobelia dunnii var. serrata A. Parikh, N. Gale 2011-7-18 3567 Los Angeles W Fork San Gabriel River, 3.9 km W of St Hwy 39; San Gabriel Mtns 537 Comment
  SEINET11182033  Lobelia dunnii var. serrata Unknown 2009-8-6 11531 Los Angeles San Gabriel Mountains Comment
  RSA651350  Lobularia maritima R. Miller 1959-3-23 s.n. Los Angeles Glendora. Comment
  RSA441651  Loeflingia squarrosa George B. Grant 5486 Los Angeles [Unspecified] Comment
  RSA512037  Loeflingia squarrosa var. squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  SBBG117020  Logfia arizonica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1513 Los Angeles ridgetop on N side of Middle Ranch Cyn 426 Comment
  SBBG131961  Logfia arizonica S. A. Junak, B. Collins 1991-4-24 SCI 163 Los Angeles first intersection below top of Eel Pt grade 182 Comment
  RSA0110846  Logfia filaginoides R. G. Swinney 2011-5-6 14606 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UC1518753  Logfia filaginoides Robert F. Thorne 1973-2-12 42474 Los Angeles at cove n Marine Science Station; Santa Catalina Island, Fisherman's Cove 45 Comment
  RSA452133  Lomatium lucidum C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA725140  Lomatium mohavense Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -48 Los Angeles 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
  RSA653154  Lomatium mohavense B. Pitzer 1998-5-23 3749 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., 34 29.26'N, 118 08.2W [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA0105337  Lomatium nevadense var. parishii T. S. Ross 1994-5-31 7969 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of the 7124' summit. 2060 Comment
  RSA127967  Lomatium vaginatum H. J. Thompson 1959-4-19 1952 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  SD252307  Lonicera hispidula Steven A. Junak 1999-5-21 Sca 992 Los Angeles Santa Catalina Island: Coffee Pot Canyon, just upstream from Washintonia & Sca-990. 427 Comment
  CAS-BOT-BC240751  Lonicera interrupta Timothy S. Ross; J. Mark Porter 1995-5-4 8445 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  UC1586228  Lonicera interrupta Tim Ross 1991-8-16 5871 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad. 1780 Comment
  RSA455371  Lonicera subspicata var. denudata Wm. Martin 1971-8-5 s.n. Los Angeles Junction of Stunt Canyon Road and Mulholland Hwy; Santa Monica Mountains. Comment
  RSA754223  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1766 Los Angeles San Gabriel River Watershed; Sycamore Canyon, bank next to riparian area on a horse trail. 120 Comment
  UCR270835  Lonicera subspicata var. denudata R. G. Swinney 2011-5-26 14866 Los Angeles San Gabriel Mountains, 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. 1073 Comment
  RSA273200  Lotus Glenn A. Gorelick 1928-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  RSA406767  Lotus argophyllus subsp. ornithopus F. H. Elmore 1939-2-18 409 Los Angeles San Clemente Island Comment
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May 16 2008
  UC557698  Lotus argophyllus var. argenteus Nell Murbarger 1936-4-1 166 Los Angeles w side San Clemente Island Comment
  UC1871226  Lotus humistratus T. S. Ross 1991-4-30 5034 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  RSA771560  Lotus nevadensis R. G. Swinney 2009-5-28 10943 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA230741  Lotus nevadensis var. davidsonii R. F. Thorne 1969-7-9 38568 Los Angeles San Gabriel Mountains, meadow at Big Pines 2073 Comment
  RSA529151  Lotus nevadensis var. davidsonii T. S. Ross 1991-7-24 5629 Los Angeles ridge NNE of Granite Mountain 1866 Comment
  RSA729965  Lotus oblongifolius var. oblongifolius R. G. Swinney 1999-5-22 7200 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.25 mi. south of Camp Jubilee Rd. 1610 Comment
  RSA90413  Lotus oblongifolius var. oblongifolius F. W. Peirson 1904-8-28 4079 Los Angeles Little Santa Anita Canyon, south base of San Gabriel Mts. Comment
  CLARK-A1528-2804  Lotus purshianus Art Whistler 1966-6-20 Los Angeles Malibu Comment
  RSA177714  Lotus salsuginosus R. F. Thorne, P. C. Everett 1965-5-12 34618 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA574299  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-3-19 2717 Los Angeles Glendora, 2.5 mi. W of Big Dalton Canyon Rd at Glendora Mountain Road, ca 100 m below (S) of road 548 Comment
  RSA276041  Lotus scoparius var. scoparius Jack Delaini 1974-5-9 171 Los Angeles Lodi Canyon. 793 Comment
  UCR271889  Lotus scoparius var. scoparius R. G. Swinney 2010-4-28 12403 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 512 Comment
  RSA590851  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  UCR126561  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26018 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  UCR152905  Lotus strigosus A. C. Sanders, Helen Kennedy 2005-4-13 29437 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR198514  Lotus strigosus Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR258830  Lotus strigosus R. G. Swinney 2010-4-23 12342 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CDA27328  Lotus strigosus G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  RSA18524  Lotus unifoliolatus C. B. Wolf 1927-7-24 674 Los Angeles 1/2 mile east of Montrose Comment
  UC56565  Lupinus affinis Mrs. E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  CAS-BOT-BC201424  Lupinus albifrons var. albifrons A. G. Vestal 1947-4-2 s.n. Los Angeles La Habra, north side. Peuente [Puente] Hills, highway 39 north Comment
  CAS-BOT-BC196148  Lupinus albifrons var. douglasii Reid Moran 1941-3-13 704 Los Angeles Mouth of Hermit Gulch, Santa Catalina Island Comment
  RSA643177  Lupinus andersonii Orlando Mistretta 1993-6-28 892 Los Angeles Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  IRVC26312  Lupinus bicolor A. C. Sanders, Andy Thompson 2003-4-15 26000 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA0103785  Lupinus bicolor R. G. Swinney 2011-4-20 14462 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
  RSA611811  Lupinus bicolor L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  UC201089  Lupinus bicolor Katharine Brandegee Los Angeles Santa Catalina Comment
  UCR219464  Lupinus bicolor R. G. Swinney 2009-3-25 10152 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCSB9862  Lupinus bicolor H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam Comment
  POM23931  Lupinus bicolor subsp. microphyllus George B. Grant 1905-4-7 s.n. Los Angeles Pasadena. Comment
  SEINET4035700  Lupinus bicolor var. microphyllus D. B. Dunn 1947-1 2949 Los Angeles route from Newhall to Palmdale, Action Junction on northwest side of highway, in open field. Comment
  LA205004  Lupinus chamissonis None; 1933-5-17 4277 Los Angeles El Segundo Comment
  SFV1872  Lupinus chamissonis H. L. Bauer 1941-4-20 672 Los Angeles El Segundo. Sand dunes. 30 Comment
  RSA188916  Lupinus concinnus Robert F. Thorne 1966-4-28 36202 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  UCR147777  Lupinus elatus Valerie Soza, L. Lubinsky 2000-6-23 1029 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  SEINET10450541  Lupinus elatus Robert F. Thorne 1971-8-25 Thorne 41324 Los Angeles San Gabriel Mts., Angeles National Forest: Near Windy Spring on N slope of Mt. Islip in yellow pine forest. 2256 Comment
  RSA599629  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-4-16 9523 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
  RSA702491  Lupinus excubitus var. austromontanus Scott D. White 2004-5-5 10307 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  LA205051  Lupinus formosus Carl B. Wolf; 1936-5-27 7849 Los Angeles San Gabriel Mountains, Tie Camp Summit [=Mill Creek Summit], Aliso Canyon to Buckhorn Flats road 1523 Comment
  UC517560  Lupinus formosus John Thomas Howell 1928-3-20 3473 Los Angeles Griffith Park Los Angeles, , Vermont Canyon (Vermont Canyon, Los Angeles) Comment
  SEINET10485341  Lupinus formosus Unknown 1909-6-7 J 2 Los Angeles Claremont. Comment
  SEINET8042182  Lupinus formosus G. B. Grant, W. Wheeler 1904-5-7 728 /6256 Los Angeles Glendora Comment
  UC15862  Lupinus formosus unknown April, 1893 42 Los Angeles Comment
  UCR205103  Lupinus hirsutissimus R. G. Swinney 2008-4-11 8665 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR259929  Lupinus hirsutissimus R. G. Swinney 2010-3-18 11975 Los Angeles San Gabriel Mountains, 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
  RSA794051  Lupinus hirsutissimus Doris Bowers 1970-3-27 1488 Los Angeles Lake Elizabeth Canyon, Antelope Valley 915 Comment
  CAS-BOT-BC211690  Lupinus longifolius Alice Eastwood 1940-5-11 s.n. Los Angeles Mandeville Canyon Comment
  RSA746960  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SEINET10485609  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET239730  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co. Rd. N2 0.5 mi S Jackson Rd. 2.7 mi SE Hwy. 138 1036 Comment
  SBBG67047  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-27 Los Angeles Palmdale Comment
  SD234956  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26124 Los Angeles Western San Gabriel Mtns.: 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. 487 Comment
  HSC14929  Lupinus odoratus C. S. Apperson 1966-4-4 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  POM29398  Lupinus odoratus var. odoratus C. Morse 1918-1 s.n. Los Angeles Mojave Desert (no data on label) Comment
  SEINET10451645  Lupinus odoratus var. odoratus David B. Dunn 1946-4-20 Dunn 2146 Los Angeles Station 19, west margin of Mohave Desert. Comment
  RSA250405  Lupinus peirsonii Lee W. Lenz 1968-6-11 37790 Los Angeles Angeles National Forest; along Angeles Crest W of Mt. Baden-Powell, N slope of San Gabriel Mtns 2287 Comment
  RSA775872  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2010-5-26 5207 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UCSB7327  Lupinus sparsiflorus McElwain, Isabelle 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  RSA0068441  Lupinus succulentus R. G. Swinney 2010-6-8 13212 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
  SBBG95199  Lupinus succulentus M. B. Dunkle 1928-5-31 1768 Los Angeles Little Harbor 91 Comment
  RSA414310  Lupinus succulentus Bonnie C. Templeton 1930-4-2 4411 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  SD85154  Lupinus succulentus Ralph N. Philbrick 1972-2-22 Los Angeles Collected as seed from top of terrace north of Wilsons Cove, San Clemente Island. Comment
  SEINET10870700  Lupinus succulentus David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Palos verdes. Comment
  SEINET1916072 Image available Lupinus succulentus Rea Raymond 1963-1 285 Los Angeles Padua Hills- near Claremont 384 Comment
  SBBG98658  Lupinus truncatus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5273 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 304 Comment
  UCR126666  Lupinus truncatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26211 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SBBG84174  Lupinus truncatus R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles InterNat Airport 6 Comment
  SD197612  Luzula comosa R. G. Swinney 2001-9-15 8176 Los Angeles Little Jimmy Spring, San Gabriel Mountains. 2256 Comment
  CAS-BOT-BC233481  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-7 409 Los Angeles Catalina Harbor, Santa Catalina Island Comment
  RSA409649  Lycopus americanus F. R. Fosberg 1930-11-11 S- 4174 Los Angeles Templeton S of Puente. 80 Comment
  RSA150684  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island. 274 Comment
  RSA451625  Lyonothamnus floribundus subsp. aspleniifolius M. B. Dunkle 1939-4-6 7316 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA544553  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Kellogg 1992-4-11 6113 Los Angeles San Clemente Island; West fork of China Canyon 259 Comment
  RSA578200  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8183 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  RSA0113214  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  POM134497  Lythrum californicum C. F. Baker 1903-7-20 3349 Los Angeles Claremont. Comment
  UC19760  Lythrum californicum Harley P. Chandler 1897-5-31 Los Angeles Claremont 60 Comment
  RSA0011277  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2010-6-25 5354 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  CAS-BOT-BC343070  Madia gracilis Joseph Andorfer Ewan 1932-6-17 7259 Los Angeles Barley Flats, San Gabriel Mts. 1706 Comment
  LA201931  Madia sativa Arthur C. Gibson; 2003-7-14 4418 Los Angeles 298 Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  SD725  Maianthemum stellatum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  CAS-BOT-BC206224  Malacothamnus fasciculatus John Thomas Howell 1930-5-18 5169 Los Angeles Pacoima Wash at entrance to Pacoima Canyon, San Fernando Valley Comment
  RSA695387  Malacothamnus fasciculatus A. C. Sanders, Mark A. Elvin 2002-6-18 25132 Los Angeles NE end of Santa Susana Mtn.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  UCR125770  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25542 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  UCR209226  Malacothamnus fasciculatus R. G. Swinney 1969-5-1 395 Los Angeles San Gabriel Valley, c. 100 yards south of Duarte city limits on Buena Vista Ave. in Irwindale, c. 100 yards west of San Gabriel River channel 133 Comment
  JEPS85115  Malacothamnus marrubioides Roy E. Buck, Rexford Palmer 1989-4-28 1227 Los Angeles N-Facing Slope Osito Canyon 731 Comment
  UC1177003  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 4412 Los Angeles Ridge route rd. S. Frenchman Flat Forst Service Camp Liebre Mts. 762 Comment
  RSA705968  Malacothrix californica John Macdonald 2005-6-28 009 Los Angeles Along Big Pines Highway, ca. 1/2 mile SE of Jackson Lake, ca. 2.5 miles NW of jct. with Angeles Crest Highway 1250 Comment
  UCR51038  Malacothrix californica A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7764 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  CAS-BOT-BC323297  Malacothrix foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Point, San Clemente Island 4 Comment
  RSA586988  Malacothrix glabrata Orlando Mistretta 1992-5-8 308 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  POM19203  Malacothrix glabrata P. A. Munz 1923-5-27 6902 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  UCR153331  Malacothrix saxatilis A. C. Sanders, T. B. Salvato 2005-4-26 29722 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR259637  Malacothrix saxatilis R. G. Swinney 2010-4-15 12220 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  POM362379  Malacothrix saxatilis var. tenuifolia Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  RSA54052  Malacothrix saxatilis var. tenuifolia J. T. Howell 1948-7-2 24769 Los Angeles Palos Verde Hills. Comment
  CAS-BOT-BC167855  Malosma laurina S. B. Parish; W. F. Parish 1887-6-1 1928 Los Angeles San Fernando Plains Comment
  CATA786  Malosma laurina Mark L. Hoefs, Robert Given 1991-6-12 1351 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 76 Comment
  LA105123  Malosma laurina Barry A. Prigge; 1988-7-3 8239 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 341 Comment
  RSA602465  Malosma laurina Scott D. White 1997-5-15 5152 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. 335 Comment
  RSA661185  Malosma laurina LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  RSA670158  Malosma laurina Joseph M. Keefe 2001-3-19 31159 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  RSA787633  Malus pumila Jane Tirrell 2012-5-8 LS 0043 Los Angeles Highway cut, north side of California State Route 2 near mile marker 66.43 2231 Comment
  RSA434875  Malva pseudolavatera Robert Gustafson 1981-3-26 2141 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR139373  Malvella leprosa I. M. Johnston 1917-6-10 1315 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  RSA763242  Marah fabacea Justin M. Wood 2010-5-10 1619 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SFV6288  Marah fabacea M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain along main ridge road. 1067 Comment
  LA200402  Marah macrocarpa A. M. Johnson; 1928-2-16 2797 Los Angeles Santa Monica Mountains, Griffith Park Comment
  LA200405  Marah macrocarpa Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  OBI35689  Marah macrocarpa Rebecca Cicoria 1982-5-8 75 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  POM255461  Marah macrocarpa P. A. Munz 1940-4-29 16576 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  RSA256462  Marah macrocarpa P. A. Munz 1940-4-29 16576 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  RSA440982  Marah macrocarpa Richard Kirtland 1928-3-28 s.n. Los Angeles Palos Verdes Hills Comment
  RSA608049  Marah macrocarpa L. C. Wheeler 1931-1-25 s.n. Los Angeles Dr. Huntington's Grove. Comment
  UCSB9118  Marah macrocarpa Philbrick, Ralph 1955-3-1 Los Angeles South of La Verne in the Puttingstone Dam area, San Jose Mts. 304 Comment
  UCR177779  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 b Los Angeles Transverse Ranges: Verdugo Mtns, North side of slope at saddle of Verdugo Motorway and Brand Park Motorway, on the crest of the Verdugo Mtns 823 Comment
  SD47443  Marah macrocarpa var. major Ira L. Wiggins 1949-2-21 11955 Los Angeles San Clemente Island, Wilson's Cove Comment
  SFV15559  Marrubium vulgare R. K. Stachelek 1992-4-14 13 Los Angeles Santa Susana Mountains Los Angeles, Northridge. Near entrance to Eddleston Park on Reseda Blvd. 400 Comment
  OBI25812  Marrubium vulgare Williams 1961-3-21 s.n. Los Angeles Santa Monica Mts Comment
  RSA151235  Marrubium vulgare Peter H. Raven 1962-4-12 17335 Los Angeles Narrow Canyon south of canyon below Tomb, west side of San Clemente Island. 274 Comment
  RSA599659  Matricaria matricarioides Steve Boyd, Lauren Raz 1997-5-1 9677 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR41725  Matthiola incana 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
  JEPS51534  Meconella denticulata Frank W. Peirson 1918-5-19 36 Los Angeles Millards Canyon San Gabriel Mtns 609 Comment
  UC855221  Meconella denticulata Ira W. Clokey, B. Templeton 1929-4-1 4428 Los Angeles Mandeville Canyon, Santa Monica Mountains 450 Comment
  PASA1605  Meconella oregana var. denticulata Frank W. Peirson 1925-4-23 Los Angeles San Gabriel River 365 Comment
  RSA762347  Medicago polymorpha R. G. Swinney 2009-3-10 10073 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  POM357056  Melica imperfecta H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  RSA584947  Melica imperfecta Timothy S. Ross, Steve Boyd 1991-4-25 4600 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  SBBG94253  Melica imperfecta F. R. Fosberg 1931-4-29 4719 Los Angeles between Cottonwood and Middle Ranch Cyns Comment
  UCD87882  Melica imperfecta Daryl Koutnik 1978-4-28 430 Los Angeles Along fireroad north of Mulholland Hwy and northwest of Saddle Rock. 609 Comment
  UC1595257  Melilotus albus Tim Ross and Peter Fritsch 1990-6-20 3629 Los Angeles mouth of canyon near confluence of e and w forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  RSA624993  Melilotus indicus L. C. Wheeler 1963-6-2 8260 Los Angeles San Gabriel Mountains: Valley Forge Campground, West Fork San Gabriel River. 1037 Comment
  SFV1926  Melilotus indicus K. A. Wilson 1961-2-21 874 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UCR216914  Melilotus indicus R. G. Swinney 2009-3-16 10120 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  SBBG21468  Mentha E. R. Blakley, D. E. Breedlove 1961-9-24 1291 Los Angeles Middle Ranch Cyn, about 0.5 mi upstream from its mouth 76 Comment
  UCR259980  Mentzelia R. G. Swinney 2010-5-11 12643 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA518032  Mentzelia albicaulis Steve Boyd, Orlando Mistretta 1986-3-31 1536 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  JEPS42770  Mentzelia dispersa Frank W. Peirson 1922-5-30 3074 Los Angeles San Gabriel Mountains, Mt. Lowe, Westspur 1371 Comment
  UC2042116  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. Comment
Read comments
Jun 9 2016
  CATA1540  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak 1997-6-4 2767 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  RSA748842  Mentzelia micrantha Justin M. Wood 2009-4-13 493 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  SBBG109016  Mentzelia micrantha S. A. Junak with S. Burckhalter 1996-5-18 SCl 496 Los Angeles S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  CAS-BOT-BC167632  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1847 Comment
  RSA0121622  Mentzelia veatchiana Pam De Vries 2013-4-3 7835 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.0 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1042 Comment
  UC851881  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-29 S 4732 Los Angeles 1 1/2 mi below Eagle's Nest (Middle Ranch Canyon); Santa Catalina Island, Middle Ranch Canyon 100 Comment
  RSA533884  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5167 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  UCR205896  Microseris lindleyi R. G. Swinney 2008-5-8 8782 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR271470  Microseris lindleyi R. G. Swinney 2011-5-3 14565 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  SEINET7881025 Image available Microseris linearifolia F. R. Fosberg 1931-1 S 4419 Los Angeles Avalon, Pebble Beach Road; Santa Catalina Island 5 Comment
  UCR192013  Mimulus A. C. Sanders 2008-4-16 34913 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  LA200856  Mimulus aurantiacus Sharon Johnston; 1957-4-30 48 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr, 1.5 mi W of Beverly Glen Blvd. 365 Comment
  LA51927  Mimulus aurantiacus Don P. Mullally; 1950-7-10 sn Los Angeles 259 Comment
  RSA709831  Mimulus aurantiacus A. C. Sanders 2003-4-28 26086 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon. 427 Comment
  SEINET10796553  Mimulus aurantiacus George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -18 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  RSA156030  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-5-10 17712 Los Angeles Rock walls of large canyon north of Thirst, San Clemente Island 274 Comment
  UCR91378  Mimulus aurantiacus var. pubescens Scott D. White 1995-3-15 2552 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA442698  Mimulus aurantiacus var. puniceus M. B. Dunkle 1928-11-25 2034 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UC886334  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-17 S 4497 Los Angeles Hamilton Beach Santa Catalina Island 2 Comment
  RSA764933  Mimulus bigelovii Doris Bowers 1957-4-25 650 Los Angeles Mohave Desert N/o Big Pines 1220 Comment
  UCR190027  Mimulus brevipes R. G. Swinney 1998-6-16 6982 Los Angeles San Gabriel Mtns., c. 1 km SE of summit of Lookout (Antonio) Mtn. on a connecting ridge top 1707 Comment
  SEINET4044573  Mimulus brevipes D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  UCR256857  Mimulus cardinalis R. G. Swinney 2010-10-13 14022 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR154195  Mimulus floribundus A. C. Sanders, T. B. Salvato 2005-5-24 30247 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR270930  Mimulus floribundus R. G. Swinney 2011-5-26 14884 Los Angeles San Gabriel Mountains, 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. 1073 Comment
  RSA191013  Mimulus fremontii Robert F. Thorne 1963-5-15 31658 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA447959  Mimulus guttatus Anstruther Davidson 3620 Los Angeles Fish Creek Canyon, San Gabriel Mountains. Comment
Read comments
Jan 11 2007
  UCD122634  Mimulus guttatus Collector Unknown 1923-5-22 283 Los Angeles Eaton Canyon, Oak Flat, California. Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  RSA0056589  Mimulus johnstonii Valerie L. Soza, Sarah J. De Groot 2003-6-18 1693 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  RSA435507  Mimulus moschatus Bonnie C. Templeton 1932-7-20 5004 Los Angeles Big Pines Park. 2092 Comment
  SBBG66686  Mimulus parishii R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  UC1586187  Mimulus pilosus Tim Ross 1991-8-16 5829 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (bed of dry stream) 1719 Comment
  RSA604488  Mimulus pilosus Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  CAS-BOT-BC388668  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-5-25 7884 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  JEPS22745  Minuartia douglasii Rimo Bacigalupi with Reino Alava 1958-7-20 6397 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mountains, Angeles National Forest, Charlton Fla 1623 Comment
  SBBG10551  Mirabilis californica R. Moran 1959-3-9 7170 Los Angeles 2 mi SE of Eel Pt Comment
  CAS-BOT-BC434628  Mirabilis laevis var. crassifolia Alice Eastwood 1913-5-11 3151 Los Angeles San Fernando Wash Comment
  SBBG69855  Mirabilis multiflora R. Hoffmann 1927-6-14 Los Angeles Neenach Comment
  RSA795193  Monardella australis subsp. cinerea Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0131 Los Angeles Approx. 0.5 mi. west of Mt. Hawkins on south side of Pacific Crest Trail 2557 Comment
  UC284646  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1420 Los Angeles near summit Baldy (type locality) 2971 Comment
  LA63048  Monardella breweri subsp. breweri Carl Epling; 1937-5-9 sn Los Angeles Neenach, Antelope Valley Comment
  UCR137727  Monardella breweri subsp. lanceolata L. C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mtns., Millard Canyon. Mesa between Millard Canyon and Arroyo Seco 442 Comment
  UCR193142  Monardella cinerea R. G. Swinney 1999-8-9 7609 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  UC130970  Monardella exilis Katharine Brandegee May 1909 Los Angeles Lancaster Mohave Desert Comment
  LA200987  Monardella hypoleuca subsp. hypoleuca Carl Wishner; 1996-6-21 2270 Los Angeles 500.0 Comment
  SEINET13297603 Image available Montia fontana R. G. Swinney 2011-1 15280 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  RSA156359  Mucronea californica var. suksdorfii L. R. Abrams 1902-6-10 2507 Los Angeles Near Playa del Rey. Comment
  RSA741094  Muhlenbergia californica Justin M. Wood 2008-11-21 244 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  CATA3318  Muhlenbergia microsperma Amy Catalano, Laura Roll 2017-3-25 038 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  RSA616373  Muhlenbergia microsperma Scott D. White 1998-5-15 6498 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA191167  Muhlenbergia rigens R. F. Thorne 1967-7-19 37180 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA547458  Muilla maritima Timothy S. Ross, Orlando Mistretta 1992-7-24 6749 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  RSA716516  Muilla maritima Scott D. White, Pam DeVries 2006-5-10 11445 Los Angeles Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR269995  Muilla maritima R. G. Swinney 2010-5-19 12798 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA377600  Muilla maritima George R. Johnstone 1930-6-26 14668 Los Angeles near Coldbrook, San Gabriel River above the dam 1676 Comment
  RSA547428  Muilla maritima Timothy S. Ross 1992-5-17 6354 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River, 164 degrees SSE, ca. 55 meters distance from mouth of Shoemaker Canyon 659 Comment
  RSA612152  Myosurus minimus Steve Boyd, Kent Hughes 1998-5-5 10179 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  SEINET893212  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Cultivated at Soldier's Home Comment
  RSA421148  Nama demissa Robert Gustafson, Gary D. Wallace 1982-4-26 2537 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA247974  Nama demissa Robert F. Thorne, Gary D. Wallace 1973-4-24 43440 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  UC1250456  Nama demissa var. demissa Isabelle Tavares, Valera Brinson 1962-4-18 291 Los Angeles on Highway 138 26 mi e of Palmdale; Highway 138 1036 Comment
  LA9447  Nassella lepida Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA618720  Nassella lepida Scott D. White 1998-5-19 6534 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  SBBG97039  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-8 4364 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  POM9194  Navarretia atractyloides M. L. Kindall 1920-6-1 s.n. Los Angeles Claremont. 365 Comment
  SBBG95171  Navarretia hamata M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing Comment
  UC1008716  Navarretia hamata Kay H. Beach 1943-7-24 1878 Los Angeles Tanbark Flat, near Lysimeters San Dimas Experimental Forest Comment
  RSA0021953  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-5-20 5159 Los Angeles San Gabriel Mountains region: Slopes W of Angeles Forest Hwy., 0.6 mi S. of jct. with Aliso Cyn. Rd. 1189 Comment
  RSA628893  Nemacladus ramosissimus L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  SD237396  Nemacladus sigmoideus R. G. Swinney 2009-5-28 10955 Los Angeles Transverse Range; San Gabriel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mtn 7.5'Q) 1584 Comment
  UCR192569  Nemophila menziesii A. C. Sanders 2008-4-10 34804 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  POM3739  Nemophila menziesii C. F. Baker 1909-4-19 5292 Los Angeles Claremont. Comment
  UC131457  Nemophila menziesii var. integrifolia C. F. Baker 1904-4-22 4183 Los Angeles Monrovia Comment
  UCR259347  Nemophila menziesii var. menziesii Mitch Provance, Callen Huff 2009-4-28 10714 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR273568  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  CDA5535  Nerium oleander A. C. Sanders 2003-5-22 26811 Los Angeles San Gabriel Valley; Along abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel Comment
  RSA0057922  Nicotiana glauca Richard G. Swinney 2010-4-15 12219 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA601557  Nicotiana quadrivalvis Louis C. Wheeler 1967-6-15 9827 Los Angeles San Gabriel Mountains: Vicinity of Santa Clarita Hospital, Baker Ranch. Comment
  SEINET10818927  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3952 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10950898  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3936 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  UCD106830  Oenothera californica subsp. avita Daryl Koutnik; Vickie Dawes 1978-4-6 288 Los Angeles State Highway 18 just east of Valermo turnoff. 944 Comment
  RSA72194  Oenothera californica subsp. californica F. W. Peirson 781 Los Angeles Los Angeles River, San Fernando Valley Comment
  POM355614  Oenothera deltoides subsp. deltoides N. C. Cooper 1949-4-19 3610 Los Angeles Mojave Desert, Lancaster. 762 Comment
  POM18234  Opuntia X occidentalis P. A. Munz 1923-4-13 6787 Los Angeles San Clemente Island. Comment
  RSA459622  Opuntia basilaris Ora M. Clark 1929-3-30 1911 Los Angeles W. Lancaster. Comment
Read comments
Apr 10 2012
  CATA23  Opuntia littoralis USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 8 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  POM317694  Opuntia littoralis var. austrocalifornica David Walkington 1963-5-22 173 Los Angeles East side of Raymond Ave, just south of Skyline Dr., Fullerton. 107 Comment
  RSA439560  Opuntia oricola F. H. Elmore 1939-2-18 382 Los Angeles San Clemente Island. Comment
  POM285264  Opuntia parryi Lyman Benson 1953-6-3 15133 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  RSA0076161  Orobanche bulbosa Philip A. Munz, R. D. Harwood 1920-5-2 3817 Los Angeles San Dimas Canyon. 457 Comment
  RSA660815  Orobanche fasciculata Gerald Braden 1988-5-19 25 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  CAS-BOT-BC243680  Orobanche parishii I. M. Johnston 1917-7-1 1431 Los Angeles Evey Canyon, San Antonio Mountains 838 Comment
  UC1375392  Osmorhiza brachypoda Colin M. Wainwright 1971-3-26 123 Los Angeles 5 mi n Claremont (off Mt. Baldy Road); Evey Canyon Comment
  UC174039  Oxalis albicans subsp. pilosa G. B. Grant 1901-5-9 8378 Los Angeles Altadena Comment
  SEINET6645805  Oxalis hirta N. Bacon 1967-3-27 s.n. Los Angeles Los Angeles, Glenwood Pl., south gate Comment
  RSA597182  Oxybaphus linearis Louis C. Wheeler 1950-7-7 6768 Los Angeles Potrero Heights, Garvey. Comment
  UC1584915  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1991-7-24 5647 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1914 Comment
  RSA0116816  Oxytheca perfoliata R. G. Swinney 2011-4-19 14391 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
  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
  UC68955  Packera breweri H. M. Hall 1905-6-16 6262 Los Angeles Tejon Pass 1280 Comment
  UC1532957  Packera ionophylla Robert F. Thorne 1969-7-2 38334 Los Angeles on Angeles Crest Hwy c 1 mi e Islip Saddle; San Gabriel Mts., Angeles National Forest, Cortelyou Spring 2072 Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 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 to peak ''1936''. 579 Comment
  RSA732774  Papaver californicum R. G. Swinney 2000-5-20 7696 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  SBBG53219  Parapholis incurva S. A. Junak 1978-4-16 SCa 52 Los Angeles area between Catalina Harbor and Isthmus Cove Comment
  UC1280982  Parkinsonia aculeata H. E. McMinn 1934-9-22 3695 Los Angeles Whittier Comment
  POM50670  Pectocarya linearis subsp. ferocula L. R. Abrams 1899-04 231 Los Angeles Inglewood Comment
  RSA757215  Pectocarya linearis subsp. ferocula Orlando Mistretta, Christine Mistretta 2008-4-7 2366 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  SBBG63490  Pectocarya penicillata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UC1250448  Pectocarya penicillata Isabelle Tavares and Valera Brinson 1962-4-16 265 Los Angeles 1.1 mi n intersection of Goode Hill Rd and Elizabeth Lake Comment
  RSA595122  Pectocarya setosa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8572 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA709537  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR129934  Pectocarya setosa Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1107 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  RSA316361  Pectocarya setosa R. F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54983 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  CATA3073  Pellaea andromedifolia Amy Catalano 2016-4-22 082 Los Angeles Santa Catalina Island: South side of Middle Ranch Road, on knob between entrance to Quail Valley and bump gate on west side of Middle Ranch 144 Comment
  SEINET13203201 Image available Pellaea andromedifolia R. G. Swinney 2011-1 15851 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
  POM150502  Pellaea andromedifolia P. H. Raven 1962-4-11 17304 Los Angeles 1 miles south of Wilson Cove, San Clemente Island 122 Comment
  RSA686731  Pellaea andromedifolia V. Anderson 1973-4-21 s.n. Los Angeles Santa Catalina Island. Above Little Harbor at lookout near pullout. 61 Comment
  SEINET6429230  Pellaea andromedifolia G. B. Grant April 1904 918 Los Angeles Mt. Wilson, S Cal. Comment
  RSA755459  Pellaea mucronata subsp. californica R. G. Swinney 2008-7-16 9255 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UC1586214  Pellaea mucronata var. californica Tim Ross 1991-8-16 5874 Los Angeles Horse Flats; San Gabriel Mts 1786 Comment
  UCR150591  Pellaea mucronata var. mucronata L. C. Wheeler 1967-9-4 10643 Los Angeles San Gabriel Mountains, Pine Mountain Ridge 2317 Comment
  RSA599254  Penstemon centranthifolius Steve D. Boyd, Lauren Raz 1997-3-31 9429 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. 914 Comment
  SEINET210044  Penstemon centranthifolius P. S. Ratlle 1938-7-1 Los Angeles Found growing in the San Gabriel Mountains Comment
  UCR125941  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SD37439  Penstemon centranthifolius Edith A. Purer 1935-5-11 6573 Los Angeles Dry hillside, east of Malibou Lake Comment
  UCSB18468  Penstemon centranthifolius Lakatos, Susie 1964-3-28 Los Angeles fire road behind Topanga Elementary School; 4.3 miles on Topanga Canyon Blvd. from intersection with U.S. Highway 101 Comment
  NY601172  Penstemon grinnellii R. G. Olmstead 1986-4-8 799 Los Angeles Horseflats Road from Cloudburst Summit. 2017.8 Comment
  RSA408048  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-10 S- 5645 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  NY601209  Penstemon grinnellii var. grinnellii A. D. E. Elmer 06 1902 3615 Los Angeles Acton Comment
  SFV6259  Penstemon heterophyllus var. australis M. H. Grayum 1974-6-7 s. n. Los Angeles Santa Susana Mountains Limekiln Canyon. Bank along road. 762 Comment
  SFV3441  Penstemon spectabilis M. L. Vincent 1961-5-10 46 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Seminole Hot Springs. Comment
  CDA41985  Penstemon spectabilis subsp. subviscosus T. C. Fuller 1961-4-1 6241 Los Angeles Southeast of Padua and Baseline Avenues, Claremont. 0 Comment
  UC63387  Pentachaeta aurea Ernest Braunton Apr. 1902 212 Los Angeles North Pomona Comment
  SDSU3651  Pentagramma triangularis A. Gallup 1948-1-24 101 Los Angeles Claremeont - in wash at 9th and Amhearst 366 Comment
  CAS-BOT-BC77128  Pentagramma triangularis subsp. semipallida L. R. Abrams; I. L. Wiggins 1931-7-6 348 Los Angeles San Clemente Island - vicinity of Mosquito Harbor Comment
  RSA687401  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  SEINET11809862  Perezia microcephala J. F. Bright, Wyman, C. 1931-1 5673 A Los Angeles around Hollywood Comment
  UCR187137  Perideridia pringlei A. C. Sanders 2006-5-16 32307 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCSB49820  Peritoma arborea Reisentz, Paul 1975-5-23 Los Angeles About 3 miles east on Pacific Coast Hwy. from Decker Canyon Rd., Santa Monica Mountains 45 Comment
  CAS-BOT-BC73731  Peritoma arborea var. globosa Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley, between Lancaster and Highway 99 Comment
  UCR68929  Perityle emoryi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4268 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SBBG12612  Perityle emoryi P. H. Raven 1962-4-12 17323 Los Angeles S of cyn below Tomb 137 Comment
  SDSU383  Perityle emoryi Gerald Collier 1951-4-7 M 560 Los Angeles 2 miles west of U.S. Hwy. 101. Comment
  SEINET3142748  Perityle emoryi G. B. Grant 7167 Los Angeles Catalina Island Comment
  CHSC99434  Persicaria lapathifolia LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park heading toward Hansen Dam. Perennial river from the Tujunga Ponds, man disturbed wash. 324 Comment
  RSA442300  Phacelia brachyloba L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA0040541  Phacelia cicutaria var. hispida Orlando Mistretta 1990-4-15 s.n. Los Angeles Fish Canyon, tributary to the San Gabriel River 336 Comment
  SBBG128123  Phacelia cicutaria var. hispida M. L. Hoefs 1994-5-21 1856 Los Angeles near upper Renton Mine Rd 252 Comment
  SBBG64964  Phacelia cicutaria var. hispida F. R. Fosberg 1932-5-7 8149 Los Angeles Grand Cyn, foot of upper falls 135 Comment
  UC1400328  Phacelia cicutaria var. hispida Robert F. Thorne 1973-4-12 42953 Los Angeles Pyramid Cove San Clemente Island (s end of island, on dry bed of small stream) 3 Comment
  RSA427639  Phacelia cicutaria var. hispida H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  RSA590527  Phacelia cicutaria var. hispida Orlando Mistretta 1994-3-30 964 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA74187  Phacelia cicutaria var. hispida F. W. Peirson 1921-6-19 161 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA709682  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA756796  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-21 2512 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA757661  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-16 2462 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA0087878  Phacelia distans R. G. Swinney 2010-3-13 11872 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  POM73561  Phacelia distans H. E. Hasse 1890-04 s.n. Los Angeles [Los Angeles?] Comment
  RSA640250  Phacelia distans Robert F. Thorne, C. W. Tilforth 1971-4-9 41543 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA650534  Phacelia distans James A. Reeves 1948-5-2 s.n. Los Angeles Found on North side of hill, one mile North and one mile west of San Dimas. 244 Comment
  SEINET5760569  Phacelia distans N. K. Berg 1904-8-3 s.n. Los Angeles Redondos Comment
  RSA17986  Phacelia egena P. A. Munz 1923-5-26 6875 Los Angeles San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA428014  Phacelia egena Bonnie C. Templeton 1932-6-19 4934 Los Angeles Big Pines Park, San Gabriel Mountains. 2092 Comment
  UCR256551  Phacelia egena Anuja Parikh, Nathan Gale 2011-6-20 3490 Los Angeles Transverse Range: San Gabriel Mountains, south of Rabbit Peak, 1.8 km east of Angeles Forest Hwy, just north of Monte Cristo Creek 1323 Comment
  CAS-BOT-BC141539  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles S.E. point of San Clemente Island Comment
  RSA151211  Phacelia floribunda Peter H. Raven 1962-4-10 17243 Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  RSA518017  Phacelia fremontii Steve Boyd, Orlando Mistretta 1986-3-31 1555 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC186030  Phacelia fremontii K. Brandegee May 1889 Los Angeles South Side (Ravenna) Comment
  LA91494  Phacelia grandiflora Bruce Douglas Clayton; Greg Shaw 1972-4-15 95 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  RSA802048  Phacelia grandiflora Orlando Mistretta, Kristie Haydu 2011-7-20 5959 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  UCR281649  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  SBBG11719  Phacelia imbricata E. R. Blakley 1958-5-9 2259 Los Angeles 2 mi E of Gorman 1097 Comment
  RSA660164  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-5-25 442 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  RSA428046  Phacelia longipes Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  SBBG47534  Phacelia lyonii M. B. Dunkle 1929-4-25 2146 Los Angeles Middle Ranch Gorge Comment
  SD85034  Phacelia lyonii E. R. Blakely 1962-6-9 5206 Los Angeles San Clemente Island, 2.5 miles north of China Point, canyon west of road 213 Comment
  UC306117  Phacelia minor Ernest Braunton 1901-6-15 Los Angeles foothills near Sherman Comment
  RSA229005  Phacelia mohavensis Robert F. Thorne, Tilforth 1971-6-30 40829 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA706548  Phacelia mohavensis LeRoy Gross 2005-6-23 2386 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1580 Comment
  UCR270811  Phacelia mohavensis R. G. Swinney 2011-8-17 15627 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  POM3706  Phacelia ramosissima var. austrolitoralis I. M. Johnston 1917-6-10 1322 Los Angeles Playa del Rey. Comment
  UC1002525  Phacelia ramosissima var. austrolitoralis A. M. Johnson 1933-5-17 4278 Los Angeles dunes El Segundo Comment
  CAS-BOT-BC159104  Phacelia ramosissima var. latifolia Prof. W. R. Dudley 1907-12-6 s.n. Los Angeles Near Monrovia Comment
  RSA426115  Phacelia stellaris Unspecified 1904-5-14 6228 Los Angeles Playa del Rey. Comment
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Jul 3 2013
  JEPS1298  Phacelia tanacetifolia W. L. Jepson 1935-4-17 17066 Los Angeles Portal Ridge Comment
  RSA780694  Phacelia tanacetifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -11 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita; along Edison Road 576 Comment
  HSC13738  Phacelia viscida C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA188309  Phalaris aquatica R. F. Thorne 1966-6-1 36490 Los Angeles Santa Catalina Island. Toyon Picnic Ground along Airport Road. 412 Comment
  RSA620158  Phalaris aquatica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  IRVC26378  Phalaris aquatica Mark A. Elvin, Kim Marsden 2003-8-8 2976 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  SEINET10746304  Philodendron Thomas B. Croat 2003-4-6 Croat 87605 Los Angeles Cultivated Plants. Los Angeles County Arboretum, Rare Plant House. Comment
  RSA435572  Pholisma arenarium F. R. Fosberg 1931-10-4 s 5838 Los Angeles El Segundo. Comment
  CATA2025  Pholistoma auritum Steven A. Junak, Keri Kirkland 1998-4-5 552 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon 36 Comment
  RSA213382  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  SBBG98614  Pholistoma auritum T. Ross 1991-4-8 4458 Los Angeles Elephant Hill, W Pomona 228 Comment
  SDSU6892  Pholistoma auritum R. M Beauchamp 1967-3-18 293 Los Angeles Growing over debris at dump in canyon below Lemon Tank. San Clemente Island. Comment
  RSA715209  Pholistoma membranaceum Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1942 Los Angeles Fort Tejon Road. Comment
  CATA370  Pholistoma racemosum Mark L. Hoefs 1974-3-28 420 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, north exposure 251 Comment
  RSA459306  Pholistoma racemosum F. R. Fosberg 1931-3-24 s 4346 Los Angeles Hamilton Canyon near Avalon; Santa Catalina Island 50 Comment
  SBBG19148  Pholistoma racemosum M. A. Piehl 1965-12-7 631070 Los Angeles point across SE tip of island from Pyramid Head 7 Comment
  RSA0012045  Phoradendron densum R. G. Swinney 2009-4-29 10602 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA133174  Phoradendron macrophyllum Philip A. Munz 1960-1 s.n. Los Angeles 4141 Via Padova, Padua Hills, three miles north of Claremont. 518 Comment
  UC1194636  Phoradendron macrophyllum Del Wiens 1954-1-10 893 Los Angeles intersection of Alexander and Cucamonga Ave.'s in Claremont 365 Comment
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Nov 23 2015
  POM354336  Phoradendron villosum Fordyce Griffiths Jr. 1915-12-23 s.n. Los Angeles San Gabriel Mountains: Mount Wilson Ridge. Comment
  UC1821226 Image available Phyllospadix scouleri E. Yale Dawson 1957-4-8 16551 Los Angeles Topanga Canyon Beach, Station No. 2 Comment
  UCR101815.1  Physalis philadelphica L. C. Wheeler 1966-10-25 9067 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  UC1129886  Pickeringia montana var. montana Jerome S. Horton 1936-6-8 353 Los Angeles old road just above Prison Camp; Pomona Quadrangle, San Dimas Experimental Forest, Bell Canyo Comment
  RSA472034  Picris echioides E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  RSA0047923  Pinus contorta var. murrayana R. G. Swinney 2010-9-21 13846 Los Angeles summit of Mt. Hawkins, at north end of Copter Ridge 2683 Comment
  CAS-BOT-BC78865  Pinus monophylla Geo. B. Grant 1904-6-26 5315 Los Angeles Mt. Lome 1828 Comment
  HSC1523  Pinus monophylla C. E. Fellows 1965-11-28 184 Los Angeles Ca. 1 mi. SE of Longview Rd., on Los Angeles Co. N6, N foothills of San Gabriel Mtns. Comment
  RSA592341  Piperia Peter H. Raven 1962-5-22 17835 Los Angeles Santa Catalina Island, above Fourth of July Cove 30 Comment
  RSA726044  Plagiobothrys arizonicus R. G. Swinney 1998-4-14 6021 Los Angeles San Gabriel Mtns./Southern Mojave Desert: mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream. 1476 Comment
  UCR120572  Plagiobothrys arizonicus Steven R. Hill, K. Kramer 2001-4-22 33345 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR43735  Plagiobothrys arizonicus B. A. Prigge 1986-3-20 6961 Los Angeles Tehachapi Mtns, 0.4 mi. east of Gorman on Lancaster Road 1128 Comment
  UCR77577  Plagiobothrys arizonicus T. S. Ross 1992-4-4 6088 Los Angeles SW Mojave Desert, Adobe Mtn. Between SW base and summit 1054 Comment
  UC76142  Plagiobothrys canescens Geo. B. Grant 996 Los Angeles Eagle Rock Canyon, So. California Eagle Rock Canyon Comment
  RSA0089550  Plagiobothrys collinus Dan S. Cooper 2015-3-3 315 -8 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, utility road on west flank of Burbank Peak. 320 Comment
  UCR271062  Plagiobothrys collinus var. fulvescens R. G. Swinney 2011-6-6 14999 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR177278  Plagiobothrys nothofulvus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  RSA401955B  Plantago coronopus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA402053  Plantago lanceolata F. R. Fosberg 1930-6-23 S- 2958 Los Angeles Del Rey. 1 Comment
  RSA412569  Plantago major Edwin Kline 1924-8-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  SEINET3818340 Image available Platanthera sparsiflora R. G. Swinney 1997-7-23 5722 Los Angeles San Gabriel Mountains; upper Government Canyon c. 2 miles west of Wrightwood Blue Ridge Mountain area 2377 Comment
  RSA616130  Platanthera sparsiflora Louis C. Wheeler 1966-8-21 8827 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  LA200743  Platanus racemosa Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM1531  Platanus racemosa C. F. Baker 1909-5-15 s.n. Los Angeles Mountains near Claremont. Comment
  UC11990  Platanus racemosa J. H. Barber 1897-1-1 290 Los Angeles Santa Monica Exp't Station Comment
  UCR222655  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09- 113 Los Angeles South Coast, city of Malibu, c. 0.25 mi. west of La Piedra State Beach 12 Comment
  UC60777  Pleuraphis rigida Dr. A. Davidson Los Angeles Los Angeles Comment
  SBBG31060  Pluchea odorata var. odorata R. F. Thorne 1966-9-15 36677 Los Angeles above Parson's Landing, NW end of island 45 Comment
  RSA709815  Poa Gary D. Wallace, Ann Hiller 1983-5-18 2049 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  RSA177746  Poa annua R. F. Thorne, P. Everett 1965-5-11 34663 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  SFV21023  Poa bulbosa L. Gross, J. Gross, J. Gross, Jr., M. Gross 2002-4-27 533 Los Angeles San Gabriel Mountains West Fork San Gabriel River, Valley Forge Campground. 1057 Comment
  SEINET10822307  Poa scabrella F. R. Fosberg 1931-3-20 Fosberg 54310 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. S. vrall. Upper Sonoran Zone. 20 Comment
  RSA600396  Poa secunda V. W. Steinmann 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 kilometer from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
  RSA639182  Poa secunda L. C. Wheeler 1967-5-15 9591 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  RSA618789  Poa secunda subsp. secunda L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  SBBG131575  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1206 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  UC188811  Poa secunda subsp. secunda H. M. Hall June 1899 1260 Los Angeles San Antonio Mts 2042 Comment
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Oct 6 2014
  RSA21201  Poa secunda var. secunda P. A. Munz 1923-5-26 6867 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  RSA0065366  Polygala cornuta subsp. fishiae A. E. Hersh 1950-7-15 s.n. Los Angeles Topanga Canyon, above 3 miles from west end. 152 Comment
  RSA0102410  Polygonum argyrocoleon Lyman Benson 1948-3-27 12859 Los Angeles Claremont. 365 Comment
  SEINET3245953  Polygonum aviculare R. G. Swinney 2009-1 11473 Los Angeles Transverse Range; San Gabriel Mtns. :Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. (Mescal Creek 7.5') 2060 Comment
  UCR146690  Polygonum aviculare Scott D. White 2004-7-27 10623 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  UCR276916  Polygonum lapathifolium R. G. Swinney 2011-3-29 14281 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  POM12379  Polypodium californicum M. L. Kendall 1921-3-23 108 Los Angeles Lone Hill, San Dimas Comment
  RSA653892  Polypodium californicum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 799 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  RSA689886  Polypodium californicum G. R. Proctor 1944-02 780 Los Angeles Sepulveda Canyon Comment
  UCSB62353  Polypodium californicum Kiefer, Lawrence 1967-3-5 Los Angeles San Gabriel Mtns., S base of mountains, NE of Tujunga, Haines Canyon, ca. 3/4mi upstream from dam 792 Comment
  UCSB62423  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA758707  Polypogon interruptus R. G. Swinney 2008-12-2 9914 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  CAS-BOT-BC232411  Polypogon monspeliensis Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles San Fernando Comment
  CAS-BOT-BC232416  Polypogon monspeliensis W. R. Dudley; F. H. Lamb 1896-6-12 4458 Los Angeles Mount Pinos Region. Tejon Pass, Castaic Lake Comment
  LA10112  Polypogon monspeliensis A. M. Johnson; 1932-5-30 4091 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  RSA191036  Polypogon viridis R. F. Thorne 1963-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  SBBG12980  Polypogon viridis E. R. Blakley 1962-10-5 5444 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  CAS-BOT-BC72118  Polystichum californicum F. A. M. 1956-10-1 27114 Los Angeles Los Angeles Comment
  RSA693294  Polystichum imbricans subsp. imbricans Robin S. Collins 1973-5-28 302 Los Angeles Angeles National Forest: Trail Canyon, ca. 3 miles into canyon from beginning of pack trail. 976 Comment
  RSA573698  Populus balsamifera subsp. trichocarpa Tim S. Ross 1990-8-17 3154 Los Angeles Icy springs in upper Big Rock Creek 1752 Comment
  UC1971407  Populus fremontii subsp. fremontii Louis C. Wheeler 1967-5-15 9604 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon; bottom of canyon near mouth. Comment
  UC520297  Populus trichocarpa Joseph Andorfer Ewan 1933-7-4 7880 Los Angeles Spanish Canyon above Monrovia; San Gabriel Mts., Spanish Canyon above Monrovia 609 Comment
  CAS-BOT-BC452112  Potamogeton crispus A. J. McClatchie 1896-1-20 s.n. Los Angeles Arroyo Seco Comment
  CAS-BOT-BC267152  Potamogeton foliosus A. D. E. Elmer 1902-6-1 3503 Los Angeles Lancaster Comment
  RSA615513  Potentilla glandulosa subsp. ewanii Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Dorr Canyon at Angeles Crest Hwy. (by Whitethorn picnic area). 2348 Comment
  LA82103  Potentilla glandulosa subsp. glandulosa O. H. Kappler; 1941-6-5 305 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR271144  Potentilla glandulosa subsp. reflexa R. G. Swinney 2011-9-27 15694 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  NY689143  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  CAS-BOT-BC206974  Prosopis glandulosa var. torreyana A. D. E. Elmer 1902-6-1 3726 Los Angeles Lancaster, 15 miles east Comment
  UCSB3470  Prosopis glandulosa var. torreyana Philbrick, Ralph 1953-3-3 Los Angeles In a wash in Claremont 304 Comment
  POM199747  Prunus ilicifolia I. W. Clokey, Bonnie C. Templeton 1929-05 4482 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA454129  Prunus ilicifolia Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  CAS-BOT-BC356418  Pseudognaphalium beneolens Clyde Ellis 1940-9-1 s.n. Los Angeles Mojave Desert, Palmdale Comment
  UCR100611  Pseudognaphalium biolettii B. G. Pitzer 1996-5-5 2850 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR258911  Pseudognaphalium biolettii R. G. Swinney 2010-4-23 12352 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM50228  Pseudognaphalium biolettii L. W. Nuttall 1920-12-27 s.n. Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
  CAS-BOT-BC356704  Pseudognaphalium californicum Herman Knoche 1919-6-24 Series A, No. 881 Los Angeles Catalina Island Comment
  RSA0110534  Pseudognaphalium californicum R. G. Swinney 2010-6-1 13134 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
  UCR259267  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12509 Los Angeles San Gabriel Mountains, 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
  UCR270517  Pseudognaphalium californicum R. G. Swinney 2010-4-13 12190 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UC75922  Pseudognaphalium leucocephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  SBBG31307  Pseudognaphalium luteoalbum R. F. Thorne 1966-9-14 36648 Los Angeles behind Ben Weston Beach 3 Comment
  POM214590  Psilocarphus brevissimus L. C. Wheeler 1934-3-31 2493 Los Angeles La Verne 305 Comment
  RSA251396  Psilocarphus brevissimus R. F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder & Horton, NE side of island. 488 Comment
  SBBG113116  Psilocarphus tenellus S. A. Junak 1997-3-28 SCa 384 Los Angeles Avalon Cyn, at S end of Hermit Gulch Cmpgrd 106 Comment
  RSA92379  Psilocarphus tenellus F. W. Peirson 1918-5-5 1303 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  LA47637  Psilocarphus tenellus var. tenellus Peter H. Raven; Henry J. Thompson 1960-4-13 15075 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  UCR223122  Pteridium aquilinum R. G. Swinney 2009-7-22 11358 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CATA124  Pteridium aquilinum var. pubescens Sarah Ratay, Lauren Danner 2006-4-12 94 Los Angeles Santa Catalina Island: ""Fern Canyon"" 200 Comment
  RSA656942  Pteridium aquilinum var. pubescens Valerie L. Soza, LeRoy Gross 2000-6-13 998 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  SBBG128288  Pteridium aquilinum var. pubescens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3023 Los Angeles lower Fern Cyn, 195 Comment
  RSA0091100  Pterospora andromedea R. G. Swinney 2011-8-17 15656 Los Angeles Ridge to the imm. west of Lily Spring, c. 100 meters s. of SR 2 (Angeles Crest Hwy.), n. slope of Mt. Hawkins 2329 Comment
  UCR202534  Pterospora andromedea R. G. Swinney 2001-8-9 8024 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  CAS-BOT-BC421198  Pterostegia drymarioides John H. Thomas 1957-5-11 6749 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  RSA534004  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5123 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  UCR199942  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  RSA0097609  Quercus X grandidentata R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  SEINET13095464  Quercus X grandidentata Joseph Andorfer Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T. & S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. 229 Comment
  RSA476839  Quercus agrifolia F. R. Fosberg 1932-1-3 7423 Los Angeles Upper Malibu Creek Santa Ana Mts. [actually Santa Monica Mtns] Comment
  SD1074  Quercus agrifolia Mary S. Snyder Los Angeles Claremont Comment
  POM18613  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  RSA138240  Quercus berberidifolia Peter H. Raven 1959-3-8 13838 Los Angeles Mulholland Dr., 5 miles west of Topanga Canyon 366 Comment
  UC1870280  Quercus berberidifolia LeRoy Gross 2000-11-12 330 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. Near road, area cleared for fire safety 411 Comment
  UCR186794  Quercus berberidifolia Gary Kovnat, LeRoy Gross 2003-2-16 19 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  UCR208081  Quercus berberidifolia B. C. Templeton 1930-4-2 1433 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  CAS-BOT-BC62367  Quercus chrysolepis Geo. B. Grant 1904-6-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  CAS-BOT-BC62575  Quercus chrysolepis F. Grimmell 1903-12-30 90 Los Angeles Mount Wilson Trail, near Pasadena Comment
  SFV6249  Quercus chrysolepis M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1021 Comment
  UCD45534  Quercus chrysolepis Robert F. Thorne; M. Z. Thorne 1966-5-31 36420 Los Angeles Santa Catalina Island: In open oak woodland along N-facing slopes of ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon, elev. ca. 1600 feet. 487 Comment
  RSA0112847  Quercus chrysolepis Steven A. Junak 1999-5-8 SCa- 916 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood watershed, just upstream from fenceline. Next to creek. Comment
  CAS-BOT-BC86897  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8315 Los Angeles Sandberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain. 7.5' USGS Quadrangle 1277 Comment
  CAS-BOT-BC86900  Quercus douglasii E. R. Blakley 1962-10-5 5465 Los Angeles Santa Catalina Island. Middle Ranch Canyon between mouth of Cape Canyon and its head 228 Comment
  CAS-BOT-BC86206  Quercus dumosa Marian L. Campbell 1921-3-28 130 Los Angeles Los Angeles Comment
  CAS-BOT-BC86208  Quercus dumosa Alice Eastwood 1917-7-20 6522 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86392  Quercus dumosa Herman Knoche 1919-6-24 858 Los Angeles Catalina Island Comment
  RSA476598  Quercus dumosa Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills north, between Vermont and Western Ave. Comment
  UCSB24636  Quercus durata Wheeler, Louis 1931-11-6 Los Angeles Foot of hills 1/2 mi. E Palmer Canyon, San Gabriel Mts. 609 Comment
  UCSB68638  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale; following fire break up to main crest (to Beaudry fire road) 304 Comment
  UCR272553  Quercus durata var. gabrielensis R. G. Swinney 2011-10-27 15908 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  CAS-BOT-BC94180  Quercus engelmannii William Marriott Canby 1894-3-1 s.n. Los Angeles Pasadena Comment
  RSA599207  Quercus engelmannii Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel: West Debris Basin, Brown School for girls. NW of Glendora 366 Comment
  UCD46021  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hills at W side of mouth of Monrovia Cyn., Oak Woodland and Chaparral sandy soil south slope, 1,000'. 304 Comment
  UC1871256  Quercus john-tuckeri T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3949 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CAS-BOT-BC61550  Quercus lobata Carl B. Wolf 1932-10-19 4351 Los Angeles Ridge Route Road, 1/4 mi. SO of Santa Clara River 365 Comment
  POM2115  Quercus wislizeni var. frutescens I. M. Johnston 1916-11-27 s.n. Los Angeles Above Claremont. 1220 Comment
  UCR194761  Rafinesquia californica Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 730 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  POM11993  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles San Dimas. Sluggish brook east of Puddingstone Canyon. 366 Comment
  UC827654  Ranunculus californicus I. W. Clokey and E. G. Anderson 1935-5-9 6947 Los Angeles Pomona Hills 400 Comment
  RSA628692  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  RSA763926  Raphanus sativus Doris Hoover Bowers 1957-3-23 154 Los Angeles Rocky Point, LaVerne. 335 Comment
  OBI35617  Raphanus sativus Rebecca Cicoria 1981-4-24 3 Los Angeles Upper Sepulveda Cyn, Rolling Hills Comment
  SEINET11261090  Raphanus sativus Robin Schramm, Richard Schoeninger; Vicki Schramm; Bill Schramm 1998-3-15 22 Los Angeles Whittier Hills, formerly Cheveron Oil property. Overgrown fire road beginning at Bacon Rd and extending behind Mar Vista School and Catalina Ave.; 0 Comment
  UC535619  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  UCR99977  Rhamnus californica Dan S. Cooper 1997-10-12 s.n. Los Angeles Extreme SE South Pasadena, border of El Sereno, east of Collis Ave. Comment
  POM122420  Rhamnus californica subsp. californica Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  LA32115  Rhamnus ilicifolia Peter H. Raven; 1959-5-3 14064 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA0094084  Rhamnus ilicifolia Richard G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) and Silver Moccasin Trail. 1582 Comment
  RSA390838  Rhamnus ilicifolia E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA585429  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1990-5-31 2723 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1220 Comment
  CAS-BOT-BC59785  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles Head of canyon above Mosquito Cove and between Triangulation Points Malo and Chenity. San Clemente Island. 365 Comment
  RSA183001  Rhamnus pirifolia S. Carlquist, Robert F. Thorne 1966-4-29 1830 Los Angeles Santa Catalina Island. On upper slopes of Blackjack Mountain near beginning of road down to White's Landing Comment
  RSA604523  Rhamnus pirifolia Sara L. Crockett, Hoefs, Junak 1997-3-27 598 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  UCR68892  Rhamnus pirifolia Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4270 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA754105  Rhus integrifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1828 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC167941  Rhus ovata Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles [Saw-pit Canon] Sawpit Canyon (near Monrovia) Comment
  CAS-BOT-BC167946  Rhus ovata Louis C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard, Santa Monica Mts. 426 Comment
  LA94281  Rhus ovata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM158298  Rhus ovata M. B. Dunkle 1928-3-11 1723 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  UCR170455  Rhus ovata Alex R. Van Dam 2004-5-8 026 Los Angeles Western Transverse Range; Santa Monica Mtns., slope behind residence at 9746 Yoakum Drive, Beverly Hills 305 Comment
  RSA660831  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Verdugo Mountains Region: Northwest side, along north side of hill north of the 210 freeway (Verdugo Crestline Dr.) between freeway and city of Sunland, entered at Topley Lane Comment
  CHSC95384  Rhynchelytrum repens LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side: South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  UC1870323  Rhynchelytrum repens LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon 449 Comment
  RSA754199  Ribes Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1797 Los Angeles San Gabriel River Watershed. 428 Comment
  CAS-BOT-BC92280  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Comment
  SEINET7873773 Image available Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  UC1127375  Ribes aureum P. L. Johannsen 1934-2-16 286 Los Angeles 2 mi s Newhall (along R. R. track); Santa Susana Quadrangle Comment
  RSA762447  Ribes aureum var. gracillimum R. G. Swinney 2009-2-20 10009 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  CAS-BOT-BC93083  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Monrovia Canon [Canyon]. Comment
  RSA450260  Ribes californicum var. hesperium J. C. Roos 1966-2-4 s.n. Los Angeles Claremont. Comment
  UC1127401  Ribes californicum var. hesperium A. Lewis Feb 1934 275 Los Angeles Head of Grapevine Canyon Angeles National Forest, San Fernando Quadrangle Comment
  UCR178775  Ribes californicum var. hesperium R. G. Swinney 1969-1-12 302 Los Angeles San Gabriel Mtns., Big Dalton Canyon Comment
  RSA229071  Ribes cereum Robert F. Thorne 1969-7-29 38904 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  CAS-BOT-BC173117  Ribes indecorum Henry J. Thompson; Peter H. Raven 1959-2-25 13811 Los Angeles 1.2 miles east of summit, Saddle Peak. Santa Monica Mountains 670 Comment
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  CAS-BOT-BC173423  Ribes malvaceum Joseph Andorfer Ewan 1932-1-3 7014 Los Angeles Head of Nichols Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC173425  Ribes malvaceum Le Roy Abrams 1901-4-13 1525 Los Angeles Wilsons Trail (Pasadena Trail) 1066 Comment
  RSA0021647  Ribes malvaceum Jim R. Shevock 1980-2-9 6736 Los Angeles East of Interstate 5 off of Templin Hwy. Angeles National Forest. 915 Comment
  SFV15494  Ribes malvaceum var. malvaceum E. J. Spencer 1992-2-14 9 Los Angeles West side of The Old Road, mile post 1.75. 457 Comment
  CLARK-A1528-4134  Ribes malvaceum var. viridifolium John C. Roos 1942-12-5 Los Angeles Santa Anita Canyon Comment
  POM277130  Ribes malvaceum var. viridifolium E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Reservoir above Glen Oaks Canyon, Glendale . Comment
  RSA441460  Ribes malvaceum var. viridifolium John P. Hill 1933-3-24 s.n. Los Angeles Verdugo Woodlands, near Los Angeles Comment
  POM21389  Ribes nevadense Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Wilson Ridge, San Gabriel Mts. 1768 Comment
  CAS-BOT-BC209696  Ribes quercetorum Le Roy Abrams; E. A. McGregor 1908-6-19 319 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0116821  Ribes roezlii R. G. Swinney 2010-9-30 13951 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA10991  Ribes roezlii Carl B. Wolf 1928-3-29 1579 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  RSA476242  Ribes roezlii Robert Gustafson 1983-7-18 2788 Los Angeles San Gabriel Mts, Angeles Crest Hwy, 2 miles below Dawson Saddle. 2317 Comment
  RSA788178  Ribes roezlii Doris Bowers 1957-2-3 333 Los Angeles Dalton Canyon above Glendora 610 Comment
  CAS-BOT-BC168661  Ribes speciosum L. Street 1919-3-30 2456 Los Angeles Turnbull Canyon 304 Comment
  CAS-BOT-BC168666  Ribes speciosum June Giddings s.n. Los Angeles Arroyo Seco Comment
  LA50722  Ribes speciosum Harlan Lewis; 1940-2-4 1048 Los Angeles Santa Monica Mountains, Cahuenga Pass, Mulholland Dr. near Cahuenga Blvd 457 Comment
  RSA476290  Ribes speciosum Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Comment
  CAS-BOT-BC144440  Ribes speciosum H. E. McMinn 1924-6-20 1219 Los Angeles Turnbull Canyon, Whittier Comment
  RSA603536  Ribes viburnifolium Sara L. Crockett 1997-4-2 648 Los Angeles Santa Catalina Island. Point above Empire Landing Quarry site, .25 miles N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road. 241 Comment
  RSA76952  Ricinus communis F. W. Peirson 2047 Los Angeles New York Ave, Altadena. Comment
  CAS-BOT-BC362908  Rigiopappus leptocladus F. W. Peirson 1922-6-3 3076 Los Angeles Road to Collins Ranch, Liebre Mts. (north slope) 1143 Comment
  LA200733  Romneya coulteri Jonathan Sauer; N. Farrell 1973-5-18 5490 Los Angeles 12 Comment
  UCR265514  Romneya trichocalyx Dan S. Cooper 2015-3-22 315- 25 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  LA84352  Rorippa curvisiliqua R. L. Armacost; 1962-12-7 1522 Los Angeles Santa Monica Mountains, Tapia Park Comment
  CAS-BOT-BC74536  Rorippa curvisiliqua Wesley O. Griesel 1961-5-30 s.n. Los Angeles Devils Gate Dam, Pasadena. 457 Comment
  POM122283  Rosa californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  POM183612  Rosa californica Joseph A. Ewan 1929-5-25 3501 Los Angeles Upper Brush Canyon, Santa Monica Mountains. Comment
  RSA720359  Rosa californica LeRoy Gross 2007-3-30 2617 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  POM11792  Rosa woodsii subsp. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA733183  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  RSA188096  Rumex conglomeratus Robert F. Thorne, Percy C. Everett 1965-6-23 34956 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 91 Comment
  UCR125138  Rumex conglomeratus A. C. Sanders, Mark Elvin 2002-6-25 25266 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SFV22126  Rumex crispus V. Soza, L. Gross 2001-5-9 1189 Los Angeles San Rafael Hills South of Scholl Canyon, Sleepy Hollow Drive to Valley Vista fire road. North-northwest-facing slope alongside fire road. 274 Comment
  POM2341  Rumex crispus D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora Foothills Comment
  RSA547812  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3612 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
  HSC33099  Rumex salicifolius E. A. Wise 1974-8-8 27 Los Angeles Tapia Park, 10 mi. E of Malibu Colony, Santa Monica Mtns. Comment
  CATA565  Ruppia maritima Mark L. Hoefs, Robert F. Thorne 1975-8-7 830 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA127423  Ruppia maritima Peter H. Raven, Henry J. Thompson 1959-10-18 14656 Los Angeles Santa Monica Mtns, back of beach, near mouth of Topanga Creek 2 Comment
  RSA592882  Sagina apetala L. C. Wheeler 1967-4-23 9192 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon Comment
  RSA353669  Sagittaria calycina Robert Gustafson 1981-6-17 2242 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA478887  Salicornia virginica Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA640289  Salix exigua Louis C. Wheeler 1973-2-3 s.n. Los Angeles Venice: Between 2618 and 2700 Pacific Ave. Comment
  UCR184097  Salix exigua A. C. Sanders 2007-4-13 33409 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  UCR228786  Salix exigua Dick Newell 2011-5-23 158 Los Angeles South Coast; Los Angeles Basin, 6500 block of Pacific Coast Highway, Long Beach 3 Comment
  UCR256438  Salix exigua R. G. Swinney 2010-6-4 13022 Los Angeles San Gabriel Mountains, Placerita Canyon, Placerita Cyn. Natural Area, 0.3-0.9 miles east of nature center 543 Comment
  SD1025  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts., sandy streambed 299 Comment
  HSC101316  Salix laevigata R. G. Swinney 2009-3-26 10168 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  SBBG59053  Salix laevigata R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UCR124591  Salix laevigata B. C. Templeton, I. W. Clokey 1930-4-8 1042 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  UC506431  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7698 Los Angeles Comment
  POM219773  Salix lasiolepis Carl. W. Sharsmith 1931-11-15 3 Los Angeles Foot of coastal headland near mouth of Topanga Canyon. 15 Comment
  POM307400  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2362 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA652675  Salix lasiolepis Betty Munson 1948-2-1 s.n. Los Angeles Bass Cliff Ranch, San Dimas. 229 Comment
  UC1409067  Salix lasiolepis Robert F. Thorne and J. Dourley 1967-10-10 37371 Los Angeles along Angeles Crest Hwy 1.5 mi sw Dawson Saddle; San Gabriel Mt., Angeles National Forest 2301 Comment
  RSA754429  Salix lucida subsp. lasiandra Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1847 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  CAS-BOT-BC126299  Salix sessilifolia F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  CAS-BOT-BC126300  Salix sessilifolia F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UCR48979  Salsola australis A. C. Sanders 1987-9-18 7358 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA444920  Salsola tragus Gertrude Dunn 1930-8-16 s.n. Los Angeles Decarte Rd., El Monte. Comment
  RSA756134  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-23 2524 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 60 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1175 Comment
  RSA469677  Saltugilia splendens Dalow Bullock 1931-7-10 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UCR246418  Saltugilia splendens Dan S. Cooper 2011-6-6 611- 77 B Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  RSA0105969  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-8 15500 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  SD111576  Saltugilia splendens subsp. grantii Wayne P. Armstrong 1982-6-12 Los Angeles S.E. firebreak ridge of Lookout Mt. 1790 Comment
  UCR210163  Saltugilia splendens subsp. grantii R. G. Swinney 2008-8-13 9386 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  JEPS62529  Salvia apiana C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon; San Gabriel Mts. 914 Comment
  RSA305367  Salvia apiana D. C. Michener, J. Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-7 4302 Los Angeles Santa Catalina Island. Head of Swains Canyon [near Timms] beyond main road to airport. 427 Comment
  RSA424340  Salvia apiana William Emboden 1970-6-12 19 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  CHSC96373  Salvia columbariae LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 234 Los Angeles Verdugo Mountains: Off la Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest. Sunny south slope. 548 Comment
  LA91493  Salvia columbariae Bruce Douglas Clayton; Greg Shaw 1972-4-15 94 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  RSA771769  Salvia columbariae R. G. Swinney 2009-4-28 10548 Los Angeles summit of Mt. Emma. 1585 Comment
  UCR276933  Salvia columbariae R. G. Swinney 2010-5-21 12901 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA747147  Salvia dorrii R. G. Swinney 2008-5-8 8812 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  LA69668  Salvia dorrii var. pilosa Carl Epling; L. Ellison 1930-4-17 sn Los Angeles Palmdale Comment
  RSA576927  Salvia dorrii var. pilosa C. Epling, L. Ellison 1930-4-17 s.n. Los Angeles Palmdale. Comment
  RSA446328  Salvia leucophylla H. L. Bauer 1932-5-1 s.n. Los Angeles Santa Monica Mountains: Towards San Fernando Valley. Comment
  LA33892  Salvia mellifera Peter H. Raven; 1959-5-3 14096 Los Angeles Santa Monica Mountains, Mulholland Drive at Laurel Pass 350 Comment
  RSA0094716  Salvia mellifera R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14323 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA145146  Salvia mellifera Alice Ann Webb 1961-2-28 776 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA434109  Salvia mellifera Donald R. Bissing 1973-6-2 115 Los Angeles Evey Canyon, San Gabriel Mountains. On canyon wall above road cut 0.2 mile from mouth of canyon. 720 Comment
  RSA580140  Salvia mellifera Tim S. Ross, Darin Banks 1994-4-12 7503 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Canyon from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon. 634 Comment
  SFV21141  Salvia mellifera J. M. Keefe 2001-1-19 31000 a Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  UCD125597  Salvia mellifera Marc Meyer; Mike Alvord 1993-5-1 25 Los Angeles San Gabriel Mts., Chatsworth, at end of Desoto Ave. by 118 Fwy. South-facing slope. 400 Comment
  UCR200004  Salvia mellifera Valerie Soza, Mariam Sidibeh 2003-3-26 1618 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR100058  Salvia spathacea R. G. Swinney 1969-4-2 323 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 miles SW of Cornell on Mulholland Highway 396 Comment
  RSA584766  Sambucus mexicana T. S. Ross 1990-8-17 3145 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UC889714  Sambucus mexicana F. R. Fosberg 1931-3-18 S 4289 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UCR219903  Sambucus mexicana R. G. Swinney 2009-4-17 10394 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  SEINET12319541  Sambucus mexicana Unknown 1980-1 8 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. & Temescal Cyn. Rd., Pacific Palisade 168 Comment
  CAS-BOT-BC238720  Sambucus nigra subsp. caerulea Geo. B. Grant 1900-3-29 2366 Los Angeles Avalon Comment
  CAS-BOT-BC238747  Sambucus nigra subsp. caerulea LeRoy Abrams 1902-6-15 2538 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  RSA0091735  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-12 14686 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SBBG10648  Sanicula arguta R. Moran 1959-3-9 7160 Los Angeles 1 mi N of Eel Pt 20 Comment
  UC1562957  Sanicula arguta Steve Myers 1990-4-3 1 Los Angeles Powder Canyon in the city of La Habra Heights Powder Canyon; La Habra Heights, Powder Canyon 243 Comment
  RSA97379  Sanicula bipinnata F. W. Peirson 2795 Los Angeles Santa Monica, Los Angeles. Comment
  LA329800  Sanicula crassicaulis Louis Wheeler; 1932-4-2 554 Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon 487 Comment
  RSA0022645  Sanicula crassicaulis Justin M. Wood 2012-3-20 4650 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
  RSA785651  Sanicula crassicaulis K. Dobry 1992-4-9 326 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  UC1605192  Sanicula graveolens Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3888 Los Angeles between Cow Spring Canyon and Horse Camp Canyon (Liebre Mountain); Liebre Mountain 1338 Comment
  UCR247279  Sanicula tuberosa Dan S. Cooper 2013-3-17 313- 53 Los Angeles Western Transverse Range; Hollywood Hills, Los Angeles, Royce Canyon in Griffith Park, off Mt. Hollywood Dr. 297 Comment
  RSA778907  Sarcodes sanguinea R. G. Swinney 2009-6-24 11255 -B Los Angeles summit of Granite Mountain 1988 Comment
  SD69005  Satureja douglasii Robert F. Thorne, D. Propst 1968-5-28 37647 Los Angeles Santa Catalina Island, middle Bulrush Canyon 244 Comment
  RSA445301  Satureja mimuloides Geo. L. Moxley 1914-9-7 280 Los Angeles Arroyo Seco Canyon. Comment
  RSA728779  Schismus arabicus Gary D. Wallace 1979-4-19 1691 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  UCD92916  Schismus arabicus Daryl Koutnik 1978-3-23 128 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  UCSB33248  Schismus arabicus Partsch, M. 1977-5-14 Los Angeles Palmdale Blvd., 140th Street east 1066 Comment
  POM184652  Schoenoplectus americanus L. C. Wheeler 1932-9-19 1399 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA366043  Schoenoplectus americanus Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  UCR130152  Schoenoplectus americanus L. C. Wheeler 1931-9-19 1399 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  UCR214661  Schoenoplectus californicus A. C. Sanders, Dan S. Cooper 2010-4-30 38132 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA366069  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa del Rey. Comment
  CATA959  Scirpus microcarpus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1825 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  SEINET7592478 Image available Scirpus microcarpus Louis C. Wheeler 1966-1 8950 Los Angeles San Gabriel Mountians; Colby Ranch 1097 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  UCR273152  Scrophularia californica R. G. Swinney 2011-5-6 14612 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  CDA41982  Scrophularia peregrina T. S. Ross, Steve Boyd 1993-3-24 6819 Los Angeles RSABG; collected on the SE edge of Indian Hill Mesa (also observed in the Bernard Field Station to the E of the Botanic Garden) Comment
  SBBG95429  Scrophularia villosa M. B. Dunkle 1928-3-17 1736 Los Angeles Cherry Valley Comment
  SD72389  Scrophularia villosa Darley F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island Comment
  LA33908  Scutellaria tuberosa Henry J. Thompson; 1959-4-19 1948 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA445375  Scutellaria tuberosa Robert M. Perkins 1938-5-28 s.n. Los Angeles Muholland Hwy. Comment
  CAS-BOT-BC240059  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 890 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
  LA209588  Selaginella asprella Lawrence L. Kiefer; 1966-10-29 2477 Los Angeles San Gabriel Mountains, vicinity of Devil's Punchbowl, Holcomb Cyn, ca. 1/3 mi S of USFS trail 9W01 1462 Comment
  CAS-BOT-BC62045  Selaginella bigelovii Timothy S. Ross; Steve Boyd 1994-5-25 7951 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit, ca 600-800 m WSW of summit, 1075 Comment
  RSA657204  Selaginella bigelovii Joseph M. Keefe 2001-1-19 30985 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  UC813070  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  IRVC26437  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
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Feb 19 2010
  POM500B  Senecio flaccidus var. douglasii I. M. Johnston 1917-8-23 1678 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA0106500  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek. 1098 Comment
  UCR259612  Senecio flaccidus var. douglasii R. G. Swinney 2010-9-7 13677 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC341191  Senecio lyonii Reid Moran 1941-3-2 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island Comment
  CAS-BOT-BC341196  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  SBBG90575  Senecio lyonii G. B. Grant, W. Wheeler 1904-4-21 Los Angeles Santa Catalina Island Comment
  RSA702829  Senecio mikanioides Scott D. White 2004-4-23 10232 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA94677  Senecio mikanioides F. W. Peirson 1906-7-10 1434 Los Angeles Rustic Canyon, Santa Monica Mountains Comment
  RSA473112  Senecio vulgaris Anstruther Davidson 1917-04 s.n. Los Angeles Alvarado Street, Los Angeles. Comment
  RSA4780  Senecio vulgaris James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  UCR261387  Senecio vulgaris R. G. Swinney 2010-2-27 11720 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CDA7659  Senecio vulgaris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, ridge east of Ham Canyon. Comment
  UC55017  Sesuvium verrucosum H. P. Chandler 1902-9-9 2028 Los Angeles Ballona Comment
  CAS-BOT-BC243580  Setaria parviflora H. E. Hasse 1892-11-1 18 Los Angeles Streets of Los Angeles Comment
  RSA303491  Setaria parviflora E. C. Twisselmann 1971-9-19 18513 Los Angeles Los Angeles, Ingraham Str at Lucas Str. 61 Comment
  CDA2425  Setaria pumila Don Ford 1984-8-1 s.n. Los Angeles Antelope Valley Dairy, Lancaster. 0 Comment
  CAS-BOT-BC384479  Silene antirrhina Peter H. Raven; Henry J. Thompson 1960-5-16 15384 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  RSA284806  Silene armeria Robert C. Frampton 1980-7-15 s.n. Los Angeles Gale Canyon, foothills north of Claremont 457 Comment
  SBBG127533  Silene gallica M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2824 Los Angeles hillside above New York Harbor 54 Comment
  UCR174984  Silene gallica Holly Summers 2006-4-30 003 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  UCR76418  Silene gallica T. S. Ross, Amy Kendall 1992-4-15 6196 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  POM186341  Silene gallica Joseph A. Ewan 1932-6-29 7567 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  LA200354  Silene laciniata subsp. laciniata John O'Leary; 1974-4-25 276 Los Angeles Santa Monica Mountains, Stone Canyon, overlooking Stone Canyon Reservoir 289 Comment
  LA94362  Silene laciniata subsp. laciniata Monte Lloyd; 1950-7-23 500723p 1435 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  RSA477927  Silene laciniata subsp. major William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  UCR270047  Silene parishii R. G. Swinney 2011-7-21 15529 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  SEINET3155814  Silene verecunda G. B. Grant 1906-6-15 1207 Los Angeles collected at Mt. Wilson; San Gabriel mts; southern California 1829 Comment
  RSA587039  Silene verecunda subsp. platyota Orlando Mistretta, Mark Elvin 1995-5-10 1698 B Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork. 1540 Comment
  RSA94828  Silybum marianum F. W. Peirson 2134 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  POM244245  Sinapis alba C. B. Wolf 1936-5-10 7783 Los Angeles E of Whittier, near Michigan Ave, N side of Whittier Blvd 107 Comment
  CAS-BOT-BC172758  Sisymbrium altissimum Mark A. Elvin; Cathleen Weigand 2003-5-22 2895 Los Angeles Santa Susana Mtns.: crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA0081298  Sisymbrium officinale R. G. Swinney 2010-4-30 12477 Los Angeles 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
  RSA747286  Sisymbrium officinale R. G. Swinney 2008-5-30 8876 Los Angeles San Gabriel Mtns.: San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA250471  Sisyrinchium bellum Robert F. Thorne, John Dourley 1967-10-10 37380 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  RSA580966  Sisyrinchium bellum Catherine A. Mish 1995-4-2 32 Los Angeles Santa Monica Mountains, Hollywood Reservoir. 250 Comment
  RSA612174  Sisyrinchium bellum Valerie L. Soza, M. E. Siqueiros D. 1997-3-19 21 Los Angeles Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  UCR4066  Sisyrinchium bellum Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 2.0 mi from the intersection of Old Topanga Canyon Road & Mulholland Drive up Old Topanga Canyon Road 381 Comment
  SEINET12048486  Sisyrinchium bellum Los Angeles High School Students 1903-1 44 Los Angeles Comment
  RSA0080738  Solanum douglasii R. G. Swinney 2010-4-23 12367 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SBBG31454  Solanum douglasii R. F. Thorne 1966-4-5 35863 Los Angeles above stream in Cottonwood Cyn 106 Comment
  SD143698  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach area: Mouth of Zuma Creek, E end of the County Beach. Comment
  SDSU17725  Solanum douglasii S. H. Bullock 1968-4-6 66 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  SBBG128372  Solanum elaeagnifolium M. L. Hoefs 1973-6-4 308 Los Angeles field above golf course #4 green, Avalon Cyn 53 Comment
  UC1293690  Solanum elaeagnifolium P. C. Everett and E. K. Balls 1959-6-2 23845 Los Angeles 1 mi ne of entrance to Stokes Canyon (Santa Monica Mountains); Santa Monica Mountains 182 Comment
  UCD15321  Solanum mauritianum Glen Holstein 1996-2-1 s.n. Los Angeles California, Los Angeles Co.; in Laurel Canyon by Highway 101, Studio City, Los Angeles; Comment
  SEINET7273436 Image available Solanum pseudocapsicum R. F. Thorne October 1963 33276 Los Angeles Rancho Santa Ana Botanic Garden, Claremont 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
  RSA427449  Solanum umbelliferum Fordyce Griffiths Jr. 1911-06 3367 Los Angeles Mt. Wilson 1768 Comment
  CHSC110027  Solanum wallacei Mark Elvin; Sarah Crockett 1977-3-17 377 Los Angeles Channel Islands; Santa Catalina Island: Alone Cape Canyon Road. On E side at cliff. Where creek comes up to Road. Comment
  OBI28041  Solanum xanti David J. Keil, Dirk Walters 1977-4-30 12284 Los Angeles On S side of Calif Rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  UCR127212  Solanum xanti A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26276 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCSB6859  Solanum xanti Crum, Charles 1958-7-3 Los Angeles Crystal lake road, near Los Angeles California 1219 Comment
  RSA749761  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  RSA0017039  Solidago californica Henry J. Ramsey, Henry J. Ramsey 1937-9-2 211 Los Angeles Johnny Canyon, Angeles Crest Highway. 1524 Comment
  SEINET13276800 Image available Solidago velutina subsp. californica R. G. Swinney 2011-1 15885 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  SEINET11383205 Image available Solidago velutina subsp. californica Unknown 1929-1 3480 Los Angeles Mouth of Millards Canyon. Comment
  SEINET11383206 Image available Solidago velutina subsp. californica Unknown 1930-1 3522 Los Angeles Sturtevant Trail at First Water Camp. Comment
  RSA449939  Soliva sessilis A. R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, Wilshire Blvd. Comment
  RSA0069885  Sonchus oleraceus R. G. Swinney 2010-2-27 11751 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
  RSA511330  Sonchus oleraceus A. C. Sanders 1988-5-18 7844 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  SEINET13384003 Image available Sonchus oleraceus R. G. Swinney 2010-1 12326 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  LA212314  Sonchus oleraceus Bill Bozarth; 1949-7-11 s.n. Los Angeles Conoga Park. Comment
  RSA608063  Sonchus oleraceus L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  CAS-BOT-BC167079  Spartium junceum Jun Hu; Weena Sangkatavat 2000-4-22 07 Los Angeles Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR265528  Spergula arvensis Dan S. Cooper 2015-3-3 315- 11 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, utility road on west flank of Burbank Peak 345 Comment
  LA82446  Spergula arvensis O. H. Kappler; Los Angeles San Gabriel Mountains, Foothills, West Los Angeles 91 Comment
  SD27746  Spergularia macrotheca Carl B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 79 Comment
  RSA0098221  Spergularia macrotheca Meryl B. Dunkle 1939-4-5 7272 Los Angeles San Clemente Island. China Point. Comment
  RSA478014  Spergularia macrotheca F. H. Elmore 1939-11-25 s.n. Los Angeles San Clemente Island. Pyramid Cove. Comment
  CATA1292  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  UCR95479  Spergularia marina P. H. Raven 1962-4-10 17205 Los Angeles San Clemente Island, Summit of Thirst 579 Comment
  RSA0098597  Spergularia marina C. B. Wolf 1934-4-11 5610 Los Angeles Bryant Ranch, E of Long Beach. 5 Comment
  SBBG31324  Spergularia villosa R. F. Thorne with P. C. Everett 1965-5-10 34513 Los Angeles near upper end of Gallagher Cyn 426 Comment
  POM49647  Sphaeralcea ambigua subsp. monticola A. D. E. Elmer 1902-06 3612 Los Angeles Palmdale. Comment
  CAS-BOT-BC235434  Sporobolus airoides A. D. E. Elmer 1902-6-1 3623 Los Angeles Lancaster Comment
  UCR136832  Stachys albens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  HSC78887  Stachys bullata Richard S. Hood 1970-5-20 308 Los Angeles 2.5 mi. E of Los Virgines Rd. on Puima Rd. in Malibu Canyon, Santa Monica Mtns. 549 Comment
  RSA446636  Stachys bullata M. B. Dunkle 1933-4-19 3308 Los Angeles Palos Verdes Hills. Comment
  SEINET3153402  Stachys californica L. Abrams 1902-6-16 2548 Los Angeles Sepulveda canyon, Santa Monica Mts. Comment
  SBBG29840  Stachys rigida I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles Pomona Hills Comment
  SD44967  Stanleya pinnata Darley F. Howe 1952-6-15 2227 Los Angeles Near Malibu Beach Comment
  SEINET3246031  Stellaria media T. B. Salvato, Sandra Murcia 2007-1 2021 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anits Canyon at the upper end of Santa Anita Reservoir. (Mount Wilson) 411 Comment
  UCR180717  Stellaria nitens R. G. Swinney 1995-4-4 3478 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  UCD86396  Stenotaphrum secundatum Peter H. Raven 1957-10-10 11403 Los Angeles West Los Angeles, University of California campus. Comment
  CAS-BOT-BC375071  Stephanomeria I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1676 Comment
  UC74037  Stephanomeria diegensis Dr. J. Q. Adams 1905-1 Los Angeles Soldiers Home Comment
  UC127122  Stephanomeria pauciflora H. M. and G. R. Hall 1908-7-4 8331 Los Angeles San Francisquito Canyon Comment
  UCR263048  Stephanomeria virgata subsp. virgata Mitch Provance, Callen Huff 2009-6-26 609- 04 Los Angeles Tehachapi Mountains Foothills/W Mojave Desert, Neenach, water reserve near the intersection of 300th St. W and W Ave. A 930 Comment
  RSA226084  Stillingia linearifolia R. F. Thorne 1971-6-17 39910 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  IRVC26165  Stipa cernua A. C. Sanders 2003-6-19 26967 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  UCR258935  Stipa cernua R. G. Swinney 2010-6-1 13131 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  UCR209895  Stipa occidentalis R. G. Swinney 2008-7-24 9282 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR62856  Stipa speciosa B. Lennart Johnson 1957-5-4 G- 48 Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  CATA3520  Stipa tenuissima Julia Parish 2018-2-1 002 Los Angeles Santa Catalina Island: Channel side; Avalon; 888 Country Club Dr. 62 Comment
  CAS-BOT-BC61275  Streptanthus campestris W. R. Dudley; F. H. Lamb 1896-6-9 4418 Los Angeles Liebre Mountains. Elizabeth Lake Canyon. Comment
  RSA188155  Stuckenia pectinata Robert F. Thorne, Percy C. Everett 1965-6-24 35034 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon 46 Comment
  RSA279005  Stuckenia pectinata Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42182 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  SBBG31424  Stylocline gnaphaloides R. F. Thorne 1966-4-5 35807 Los Angeles W slope of Black Jack Mtn 518 Comment
  RSA313367  Suaeda taxifolia R. F. Thorne 1973-4-12 42913 Los Angeles San Clemente Island, Salina at Horse Cove, S end of island 3 Comment
  RSA442113  Suaeda taxifolia T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  SD185190  Suaeda taxifolia A. C. Sanders, Lee Jones 2005-4-8 29326 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UC184459  Swertia neglecta A. D. E. Elmer Jun 1902 3609 Los Angeles Acton Mt. Gleason Comment
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