Search Results — 2000 specimen records retrieved (1544 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA323740  Abronia maritima F. H. Elmore 1939-2-18 381 Los Angeles San Clemente Island. Comment
  RSA460952  Abronia pogonantha Robert Gustafson, Gary D. Wallace 1982-4-26 2536 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UC494415  Abronia umbellata Philip A. Munz 1932-8-31 12814 Los Angeles Playa del Rey Comment
  UCR233754  Abronia umbellata Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
Read comments
Aug 12 2016
  POM736  Abronia umbellata I. M. Johnston 1919-6-10 1316 Los Angeles Playa del Rey. Comment
  RSA0025873  Abronia umbellata Robert F. Thorne, P. Everett 1965-6-23 34934 Los Angeles Santa Catalina Island: Ben Weston Beach, W side of island. Comment
  RSA651443  Acacia baileyana Paul Ring 1949-2-17 s.n. Los Angeles Found in canyon north of Infirmary. [Cal Poly, Pomona ?] 243 Comment
  UCR254869  Acacia baileyana Dan S. Cooper 2014-6-26 614- 76 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  SD152422  Acacia cyclops A. C. Sanders 1987-10-13 7420 Los Angeles El Segundo dunes, west of LA int. airport & Pershing Dr.; much of the area occupied by homes until ca. 15 years ago; streets & sidewalks remain & some ornamental plants have persisted Comment
  SEINET10940013  Acacia decurrens Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4818 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
  RSA0023453  Acacia redolens Justin M. Wood 2009-4-13 497 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA720152  Acacia verticillata LeRoy Gross 2007-4-6 2629 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. Near 499 Comment
  CAS-BOT-BC30948  Acamptopappus sphaerocephalus Frank W. Peirson 1921-5-21 2407 Los Angeles Little Rock Creek, San Gabriel Mts. 975 Comment
  UCR59560  Acamptopappus sphaerocephalus Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
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Jan 22 2014
  CAS-BOT-BC331565  Acer macrophyllum Tim Ross 1990-8-17 3186 Los Angeles San Gabriel Mts., Prairie Fork. 1798 Comment
  CAS-BOT-BC331570  Acer macrophyllum Louis C. Wheeler 1932-3-10 459 Los Angeles San Gabriel Mts., Big Dalton Canyon 396 Comment
  LA97302  Acer macrophyllum Kei Nakai; 1976-4-15 TCSP- 14 -76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Topanga Canyon State Park, 2.75 mi up Topanga Canyon Blvd. 152 Comment
  POM246627  Achillea millefolium var. californica F. R. Fosberg 1931-4-29 s 4713 Los Angeles Santa Catalina Island. Small canyon between Cottonwood and Middle Ranch Canyons 100 Comment
  UC1133067  Achnatherum coronatum Jerome S. Horton 1935-7-18 219 Los Angeles Big Dalton Canyon Dam Pomona Quadrangle Comment
  SEINET7300423 Image available Achnatherum coronatum R. F. Thorne, C. W. Tilforth 1971-6-17 39926 Los Angeles 1.3 miles below Bear Divide Station junction along Little Tujunge Canyon Rd., San Gabriel MTS., Angeles National Forest 671 Comment
  UC891061  Achyrachaena mollis Marcus E. Jones, A. M. 1882-5-1 3213 Los Angeles Los Angeles Comment
  SBBG96692  Acmispon argophyllus var. adsurgens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4185 Los Angeles upper reaches of China Cyn Comment
  CAS-BOT-BC204750  Acmispon argophyllus var. argenteus Frank W. Peirson 1923-4-9 3468 Los Angeles 2 mi. southeast of Wilsons [Wilson] Cove, San Clemente Comment
  SBBG128427  Acmispon argophyllus var. argenteus M. L. Hoefs, R. Given 1992-4-16 1809 Los Angeles Wild Boar Gully 152 Comment
  SD181521  Acmispon maritimus var. maritimus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 710 Los Angeles Transverse Ranges, Verdugo Mountains Region, south side, off dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall 2002; Burbank 7.5' quad. Collected on southwest-facing slope. 576 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
  SBBG68118  Acmispon strigosus M. N. Ackley -Apr-1922 542 Los Angeles Glendale 182 Comment
  SBBG117115  Acmispon wrangelianus S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1519 Los Angeles N of main rd between Airport and Little Harbor 128 Comment
  UCD104502  Acmispon wrangelianus Geoffrey Levin 1974-4-27 52 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  RSA0080970  Acourtia microcephala R. G. Swinney 2010-4-28 12408 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR127185  Acourtia microcephala A. C. Sanders, Kim Marsden 2003-6-20 26985 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA0073128  Acourtia microcephala Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 27 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  CAS-BOT-BC133171  Adenostoma fasciculatum Marcus E. Jones 1900-7-10 s.n. Los Angeles Ravenna Comment
  LA52120  Adenostoma fasciculatum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  UCD112637  Adenostoma fasciculatum Kenneth A. Wilson 1961-3-1 886 Los Angeles Santa Monica Mtns. Mulholland Hwy about 2 mile west of Las Virgenes Hwy. Comment
  UCR186802  Adenostoma fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south west corner of meadow Comment
  POM90012  Adenostoma fasciculatum Marcus E. Jones 1883-5-9 s.n. Los Angeles Pasadena. Comment
  RSA717421  Adenostoma fasciculatum var. fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  CAS-BOT-BC139858  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CAS-BOT-BC65564  Adiantum capillus-veneris L. R. Abrams; I. L. Wiggins 1931-7-4 322 Los Angeles White's Landing, Santa Catalina Island Comment
  CAS-BOT-BC65566  Adiantum capillus-veneris Le Roy Abrams 1901-7-1 1878 Los Angeles West Fork of San Gabriel River Comment
  LA94109  Adiantum capillus-veneris Lawrence L. Kiefer; 1962-9-23 152 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, ca 3 mi from the ocean. 182 Comment
  UCR150617  Ageratina adenophora Scott D. White 1997-5-8 5090 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA603406  Ageratina adenophora Louis C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Maple Canyon, off Big Tujunga Canyon, just below main road. Comment
  CAS-BOT-BC15433  Agoseris grandiflora var. grandiflora Peter H. Raven 1960-5-15 15362 Los Angeles Piuma Road, 2.3 miles E of Rambla pacifica, Santa Monica Mountains 487 Comment
  UC29381  Agoseris retrorsa J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC127230  Agrostis exarata Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8117 a Los Angeles Liebre Mountains. Tributary of Clearwater Canyon. Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. 847 Comment
  RSA640886  Agrostis exarata L. C. Wheeler 1967-8-1 10204 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  CAS-BOT-BC139056  Agrostis pallens Geo. B. Grant 1904-6-17 s.n. Los Angeles Arroyo Seco Canyon. Comment
  HSC79822  Agrostis pallens James Henrickson 1973-6-23 10939 Los Angeles 1.5 mi. N of Malibu, at junction of Rambala Pacifico and Schueren Road 427 Comment
  SBBG59467  Agrostis pallens M. N. Ackley -Apr-1929 Los Angeles Mulholland Drive 365 Comment
  SEINET10667009  Allium ampeloprasum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2525 Los Angeles The Farmers Market, 6333 3rd St. Stand: The Fruit Company. Comment
  UCR272586  Allium burlewii R. G. Swinney 2011-6-7 15024 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 1616 Comment
  CAS-BOT-BC469355  Allium fimbriatum var. fimbriatum Timothy S. Ross; Steve Boyd 1990-6-18 3497 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and mescal drainages; 1767 Comment
  CAS-BOT-BC135851  Allium haematochiton Louis C. Wheeler 1934-3-10 2423 Los Angeles In meadow on E side near mouth of San Dimas Canyon - San Gabriel Mts. 441 Comment
  SDSU11540  Allium praecox R. M. Beauchamp 1967-3-19 307 Los Angeles San Clemente Island Growing on east rim of canyon south of Wilson Cove Pier. Comment
  RSA564323  Allium vineale R. G. Swinney 1594 Los Angeles South Hills, Glendora. 256 Comment
  RSA724721  Allophyllum K. Dobry 1991-6-28 d- 872 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  UCR190405  Allophyllum R. G. Swinney 2000-5-20 7690 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  POM175416  Allophyllum divaricatum Joseph A. Ewan 1930-6-23 2651 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA595557  Allophyllum divaricatum Alan Prather, Alice Hempel 1993-5-17 1350 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
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Dec 15 2016
  RSA748072  Allophyllum divaricatum R. G. Swinney 2003-5-12 8201 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  UCR200169  Allophyllum divaricatum Valerie Soza, Laura A. Moore 2000-5-10 851 Los Angeles Transverse Ranges; Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, W of peak ''1936'' 564 Comment
  RSA779211  Allophyllum gilioides subsp. violaceum R. G. Swinney 2009-6-8 11080 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA584955  Allophyllum glutinosum T. S. Ross, S. D. Boyd 1990-6-1 2766 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR190774  Allophyllum integrifolium R. G. Swinney 1999-7-5 7518 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  SEINET10447433  Amaranthus David B. Dunn 1947-7-20 Dunn 2990 Los Angeles Collected at 316 North Avenue 50. Comment
  RSA0110813  Amaranthus albus R. G. Swinney 2011-10-18 15821 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA591559  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mountains, north fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon. 930 Comment
  RSA593585  Amaranthus albus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8906 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 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
  RSA402961  Amaranthus albus Robert Gustafson 1978-6-21 1024 Los Angeles Lower Hungry Valley, above the upper part of Canada de Los Alamos, about 4 1/2 miles south of Gorman 945 Comment
  RSA550696  Amaranthus blitoides T. S. Ross, Annette H. Ross 1991-7-29 5710 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 241 Comment
  RSA724045  Amaranthus blitum subsp. emarginatus R. E. Riefner 2007-8-3 7 -343 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  RSA258356  Amaranthus deflexus C. W. Tilforth 1972-6-1 565 Los Angeles Weeds of Rancho Santa Ana Botanic Garden. Frequent in all soils and conditions. Comment
  SFV6616  Amaranthus powellii T. Gordon, K. A. Wilson 1974-5-29 228 Los Angeles San Fernando Valley NW corner of Balboa and Parthenia. In recently plowed field. Comment
  RSA128249  Amaranthus retroflexus P. H. Raven, Henry J. Thompson 1959-10-31 s.n. Los Angeles Weed in orchard, Wells Avenue near Tampa Avenue, Woodland Hills. 305 Comment
  SBBG13725  Amblyopappus pusillus P. H. Raven 1962-5-22 17837 Los Angeles E of Little Harbor 45 Comment
  SEINET6738705 Image available Amblyopappus pusillus G. B. Grant, W. Wheeler 1904-4-21 38 /4682 Los Angeles Santa Catalina Island, Pacific Ocean, off coast of S California Comment
  HSC24945  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  OBI82119  Ambrosia acanthicarpa R. G. Swinney 2009-11-13 11611 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  POM308932  Ambrosia acanthicarpa Anonymous 1943-6-22 920 Los Angeles Dalton road, half mile below fork to Tanbark and Glendora road 899 Comment
  UCR41715  Ambrosia chamissonis G. R. Ballmer, G. 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
  SBBG105354  Ambrosia chamissonis H. L. Ferguson 1980-4-15 161 Los Angeles near Pot Pound, area W of Wilson Cove 83 Comment
  RSA9764  Ambrosia confertiflora L. C. Wheeler 1933-11-24 2276 Los Angeles Arcadia. 152 Comment
  IRVC28761  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters NE end of Santa Susana Mtns. 396 Comment
  JEPS39440  Ambrosia salsola var. salsola F. W. Peirson 1921-5-19 1316 Los Angeles Little Rock Cr. San Gabriel Mts., Little Rock Cr. 944 Comment
  SD231217  Ambrosia salsola var. salsola Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 82 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA641682  Amelanchier utahensis Orlando Mistretta 1993-6-2 849 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2043 Comment
  UCR213249  Amorpha californica Dan S. Cooper 2010-3-26 20100326- 11 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, Beacon Hill in SE corner of park 296 Comment
  RSA80007  Amsinckia eastwoodiae F. W. Peirson 1919-3-26 333 Los Angeles vacant lot on south side of New York Drive, east of Hill Ave., Altadena. Comment
  SEINET3347172  Amsinckia intermedia R. G. Swinney 2009-3-25 10159 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 (Azusa 7.5' Q). 549 Comment
  UC306215  Amsinckia intermedia I. Johnston 1918-4-11 1833 Los Angeles s of Glendora; Love Hill Comment
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Apr 7 2014
  POM3914  Amsinckia intermedia I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  RSA0089647  Amsinckia intermedia M. Bisbee 1917-4-10 s.n. Los Angeles Eagle Rock. Comment
  SFV22094  Amsinckia menziesii P. J. De Vries 2011-6-16 7772 Los Angeles San Gabriel Mountains Southwest portion of Liebre Mountains. About 0.33 air miles west-northwest of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita in low hills just west of San Francisquito Creek. 427 Comment
  SBBG118435  Amsinckia menziesii var. menziesii J. Henrickson 1979-4-18 17819 Los Angeles just N of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons 362 Comment
  POM369910  Amsinckia tessellata Anstruther Davidson 2372 Los Angeles Catalina [Island] Comment
  RSA0091458  Amsinckia tessellata R. G. Swinney 2009-5-28 10937 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA314060  Amsinckia tessellata W. Wisura 1983-4-13 3904 Los Angeles 20.7 miles from [Interstate] 15 along [Hwy] 138. Comment
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Dec 22 2016
  SBBG29369  Amsinckia tessellata D. Myrick 1968-3-6 1816 Los Angeles near Hi Vista 914 Comment
  UCR149998  Amsinckia tessellata Scott D. White 2004-5-5 10295 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR255804  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SEINET10455826  Amsinckia tessellata David B. Dunn 1937-4-14 Dunn UMO 40284 Los Angeles Palos Verdes. Comment
  SEINET6098508  Amsinckia tessellata Unknown 1997-3-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UC479943  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  POM12287  Anagallis arvensis F. L. Robinson 1921-4-14 24 Los Angeles South Hills. South of Pomona. Comment
  LA33352  Andropogon glomeratus var. scabriglumis Peter H. Raven; 1959-10-25 14702 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA725198  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -68 Los Angeles 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
  RSA728996  Anisocoma acaulis Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1976 Los Angeles Fort Tejon Road. Comment
  CAS-BOT-BC59208  Antennaria dimorpha F. W. Peirson 1921-6-15 2492 Los Angeles Pine Flats, headwaters of Tujunga, San Gabriel Mts. 1676 Comment
  JEPS83425  Antirrhinum coulterianum David M. Thompson 1983-5-13 307 Los Angeles 1.5 mi w Mulholland Hwy. junction with Las Virgines Road (on Mulholland Hwy); Malibu Beach Quad. (7.5', 1951) 274 Comment
  UCR261553  Antirrhinum coulterianum R. G. Swinney 2010-6-29 13372 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA574302  Antirrhinum kelloggii R. G. Swinney 1994-5-7 2819 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  POM308925  Antirrhinum multiflorum Patricia Wilder 1961-6-24 949 Los Angeles Angeles National Forest, San Dimas Exp. Forest, 1 mi. W of fort to Mt. Baldy on road to Sunset Peak. San Gabriel Mountain Range Pacific Drainage area. 1463 Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  UCR12243  Antirrhinum multiflorum Art Whistler 1966-6-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Corral Canyon Road, 5 mi from intersection with the Coastal Hwy near Malibu Comment
  RSA188297  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-6-2 36519 Los Angeles Santa Catalina Island. Road leading to White's Landing, E of Black Jack Mt. 213 Comment
  UC444965  Antirrhinum nuttallianum subsp. subsessile R. L. Pendleton 1909-7-4 1401 Los Angeles near Sugar Loaf, Santa Catalina Island (beach cliff); Santa Catalina Island 4 Comment
  RSA150673  Aphanisma blitoides P. H. Raven 1962-5-8 17610 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA470402  Apium graveolens E. Crow 1928-4-11 242 Los Angeles Puddingstone Canyon, Hills S of San Dimas. Comment
  UCD127238  Apium graveolens P. B. Kennedy 1918-7-16 s.n. Los Angeles Los Angeles High School. Comment
  UCR192862  Aquilegia formosa R. G. Swinney 1998-7-14 6429 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  LA212127  Aquilegia formosa A. Lee Haines; 1935-6-24 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Comment
  RSA66505  Arabis glabra F. W. Peirson 1903-3-10 658 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  SEINET5340787  Arabis sparsiflora G. B. Grant 1904-4-4 53 a-5633 Los Angeles Collected at Garvanza. Comment
  CAS-BOT-BC128636  Arbutus menziesii L. Street 1918-5-19 s.n. Los Angeles Mt. Wilson's Trail 914 Comment
  RSA233719  Arceuthobium californicum Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42259 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2378 Comment
  UCD50482  Arctostaphylos catalinae Robert F. Thorne; P. Everett 1965-5-12 34599 Los Angeles Bulrush Canyon, Santa Catalina Island. 274 Comment
  UCR150242  Arctostaphylos glandulosa Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2372 Los Angeles Transverse Range, Los Angeles, Santa Monica Mountains, Griffith Park, north side of Mt. Hollywood 425 Comment
  UC1211140  Arctostaphylos glandulosa subsp. glandulosa Huron H. Smith 1912-4-30 4872 Los Angeles trail Mt. Wilson 1097 Comment
  RSA233781  Arctostaphylos glandulosa subsp. mollis R. F. Thorne, Larry E. DeBuhr 1972-8-18 42234 Los Angeles Charlton Flats Burn W. of Mt. Mooney 1645 Comment
  RSA631526  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15656 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631553  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15851 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  SFV2643  Arctostaphylos glauca K. A. Wilson 1961-2-12 845 Los Angeles San Gabriel Mountains Devil's Punchbowl. Eastern foothills of San Gabriel Mountains. Big Rock Spring. Comment
  RSA634723  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20511 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634756  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20384 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA634795  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20502 Los Angeles Chilao Campground. 1600 Comment
  RSA634839  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20460 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA635091  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20350 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635147  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20582 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
  RSA635159  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20273 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  CAS-BOT-BC42170  Arctostaphylos patula Timothy S. Ross; Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn.: central summit area, ca 1750 m WSW of Bear Gulch Camp 1732 Comment
  SD232673  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. 242 Comment
  SEINET3994314 Image available Arctostaphylos stanfordiana Leila M. Shultz 1981-4-8 4904 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
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Oct 6 2015
  UCR150450  Arenaria macradenia R. G. Swinney 1999-6-21 7377 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  CAS-BOT-BC174072  Arenaria paludicola Davidson; Greata 1900-8-26 s.n. Los Angeles Cienega Comment
  RSA652147  Argemone munita Orville Armstrong 1949-5-1 s.n. Los Angeles 1.5 miles north of Pomona. Loam soil. 305 Comment
  SEINET4342625  Aristida divaricata F. L. Scribner s.n. Los Angeles Pasadena Comment
  RSA86724  Aristida ternipes var. hamulosa F. W. Peirson 1919-11-17 1590 Los Angeles in dense tufts, trail to Mt. Lowe, west of Eaton Canyon 609 Comment
  RSA417242  Artemisia californica Robert Gustafson 1980-9-16 1900 Los Angeles Ballona Wetlands, Area 1. Comment
  SBBG62411  Artemisia californica M. N. Ackley -Mar-1930 1206 Los Angeles Los Flores Cyn 152 Comment
  SD253366  Artemisia californica R. G. Swinney 2011-11-3 15988 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  UCR157922  Artemisia californica Robert J. Steers 2005-5-8 15 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR198391  Artemisia californica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 665 Los Angeles Verdugo Mountains, north side '', Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  SFV21463  Artemisia douglasiana L. Gross 2001-9-1 444 Los Angeles Verdugo Mountains North side of mountains. Small side canyon off of La Tuna Canyon Road just west of locked gate of Hostetter Mountain Way. Near canyon bottom. 488 Comment
  UCR127374  Artemisia dracunculus A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25577 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  SEINET6775469 Image available Artemisia dracunculus E. B. Bascock 1902-1 s.n. Los Angeles Near Pomona Comment
  RSA158251  Artemisia nesiotica Peter H. Raven 1962-5-9 17709 Los Angeles Wilson's Cove, San Clemente Island 46 Comment
  RSA0042073  Artemisia tridentata R. G. Swinney 2009-11-16 11621 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UCR55335  Artemisia tridentata S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  SEINET3360495 Image available Artemisia tridentata subsp. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  SD186058  Asclepias californica A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26046 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway. 366 Comment
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Apr 10 2014
  RSA574513  Asclepias californica R. G. Swinney 1993-8-31 2626 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
  RSA0103922  Asclepias eriocarpa R. G. Swinney 2011-7-8 15483 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA0104734  Asclepias eriocarpa LeRoy Gross 2001-5-27 420 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek. 470 Comment
  UCR271148  Asclepias eriocarpa R. G. Swinney 2011-7-8 15483 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA670181  Asclepias erosa Ian Swift 2001-9-10 333 Los Angeles Lower Poison Oak Canyon 1098 Comment
  SEINET179624  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  SFV2810  Asclepias fascicularis R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  RSA0127175  Asclepias fascicularis Louis C. Wheeler 1967-7-23 10165 Los Angeles Barrel Springs. San Andreas Fault zone. Comment
  JEPS5071  Asclepias vestita W. L. Jepson 1939-4-21 19244 Los Angeles Neenach School Mohave Desert, Antelope Valley 914 Comment
  CAS-BOT-BC65785  Aspidotis californica Grant 1901-3-17 3503 Los Angeles Eagle Rock Canyon Comment
  CAS-BOT-BC68757  Asplenium vespertinum Munz; Street; Williams 1919-4-5 2454 Los Angeles Puddingstone Canyon, San Dimas Comment
  UCSB3037  Astragalus Robert H. Gill 1959-3-24 59 Los Angeles collected 0.5 mi from, along State Highway 138 near Gorman U S Highway 99 - State Highway 138, Gorman and U S Highway 99 Comment
  UCR163443  Astragalus acutirostris B. G. Pitzer 1998-5-23 3726 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  CAS-BOT-BC180494  Astragalus brauntonii Ernest Braunton 1907-6-1 s.n. Los Angeles From type station near Santa Monica Comment
  RSA0002855  Astragalus coccineus Anonymous s.n. Los Angeles Railroad [no additional locality data provided] Comment
  RSA627535  Astragalus didymocarpus var. didymocarpus Sandy Leatherman, S. D. White 1998-5-15 12 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  RSA90151  Astragalus didymocarpus var. didymocarpus F. W. Peirson 1920-3-28 2102 Los Angeles Low hill at foot of Tujunga Canyon, west end of San Gabriel Mtns. 457 Comment
  UCR235683  Astragalus douglasii Mark Hoddle 2007-4-26 CA-MSH- 610 Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, 150th St. West, north of Lancaster Rd. 856 Comment
  RSA641083  Astragalus douglasii var. douglasii Orlando Mistretta 1994-8-4 1453 a Los Angeles Horse Canyon shooting area. Comment
  POM145515  Astragalus lentiginosus J. B. Feudge 1925-5-23 1133 Los Angeles Lancaster. 716 Comment
  UCR18027  Astragalus leucolobus George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain 1982 Comment
  RSA251382  Astragalus miguelensis R. F. Thorne 1966-4-16 36041 Los Angeles San Clemente Island: 2/3 mile SSE of Eel point and N of seal Cove, SW side of island 30 Comment
  CAS-BOT-BC194043  Astragalus trichopodus var. lonchus E. R. Blakley 1962-10-3 5389 Los Angeles East side of Blackjack Mt. at junction of road to Whites Landing, Santa Catalina Island 396 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
  SEINET12160167  Astragalus trichopodus var. lonchus Unknown 1933-1 8309 Los Angeles Tehachapi Mtns Comment
  UC1871182  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4943 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR258736  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-16 11928 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC17509  Athysanus pusillus Timothy S. Ross 1995-4-26 8400 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05 between Sandberg and Bald Mountain. 1208 Comment
  RSA4811  Atriplex James Snow s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. South West 1/4 section 27, Township 4S, Range 12 W, Station #1, Plant #1 Comment
  UCR167220  Atriplex canescens S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  OBI70694  Atriplex canescens subsp. canescens Louis C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mts. Caldwell Lake Comment
  POM307320  Atriplex canescens subsp. canescens Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2219 Los Angeles Sand Canyon, San Gabriel Mountains Comment
  RSA599744  Atriplex canescens subsp. canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Kentucky Springs. 1082 Comment
  CAS-BOT-BC168271  Atriplex canescens var. canescens Roxana S. Ferris 1918-6-12 932 Los Angeles In vacant lot Lancaster Comment
  RSA591968  Atriplex coulteri Mark Hoefs 1973-3-17 126 Los Angeles Ben Weston Beach, Santa Catalina Island. 5 Comment
  SD197735  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines south of Montebello Blvd. and west of Plaza Dr., south lof large shopping mall called Montebello Town Center. 110 Comment
  CDA6214  Atriplex halimus R. E. Riefner Jr. 2007-9-23 07 -405 Los Angeles Palos Verdes Peninsula, Palos Verdes Drive West, vicinity of Bluff Cove to Malaga Cove. Comment
  SBBG12209  Atriplex leucophylla E. R. Blakley 1961-9-23 4731 Los Angeles base of Ballast Pt Comment
  SBBG37781  Atriplex leucophylla M. B. Dunkle 1939-4-4 7264 Los Angeles China Pt Comment
  UCD97501  Atriplex leucophylla Malcolm A. Nobs 1948-9-8 645 Los Angeles just west of Malibu. Comment
  UCR65212  Atriplex leucophylla F. R. Fosberg 1931-5-18 S- 4894 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 4 Comment
  POM180161  Atriplex leucophylla Joseph A. Ewan 1930-9-15 s.n. Los Angeles 1/2 mile south of Palisades del Rey Comment
  UC527398  Atriplex nummularia Carl B. Wolf 1931-12-30 2635 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  CATA43  Atriplex semibaccata USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 24 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  UC557708  Atriplex semibaccata Nell Murbarger May, 1936 211 Los Angeles San Clemente Island San Clemente Island (over entire island) Comment
  UC205293  Atriplex serenana var. davidsonii Ernest Braunton Sept 1902 680 Los Angeles Los Angeles Comment
  CATA3511  Atriplex suberecta Julia Parish, Benjamin Dion, Michael Thomas, Nathalie Cartan 2017-12-14 044 Los Angeles Santa Catalina Island: Pacific side; China Point watershed before cliff at end of Bombing Range Road 250 Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  RSA128009  Atriplex subspicata P. H. Raven, H. J. Thompson 1959-10-18 s.n. Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains. 5 Comment
  SD85120  Atriplex watsonii E. R. Blakley 1962-6-10 5227 Los Angeles San Clemente Island, Eel Point. 3 Comment
  RSA385390  Avena fatua Gary D. Wallace 1979-4-12 1675 Los Angeles Monrovia. Comment
  POM158117  Baccharis douglasii L. R. Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  POM350328  Baccharis emoryi M. B. Dunkle 1928-10-7 2009 Los Angeles Santa Catalina Island, Middle Ranch Canyon. 183 Comment
  LA30463  Baccharis pilularis Jane Turner; T. Mosquin 1958-11-16 C 55 Los Angeles 411 Comment
  RSA786886  Baccharis salicifolia Doris Bowers 1957-2-16 937 Los Angeles Dalton Canyon 610 Comment
  RSA799802  Baccharis salicifolia Pam De Vries 2013-4-3 7830 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  RSA12650  Bassia hyssopifolia C. B. Wolf 1934-8-16 6048 Los Angeles Bryant Ranch east of Long Beach., T4S R12W. 300 ft east of center of sect. 34 & 100 ft. so. of no. line of same 4 Comment
  SBBG128198  Bassia hyssopifolia M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2191 Los Angeles disturbed area S of rd at northern tip of island, W of NW Harbor 15 Comment
  CAS-BOT-BC75760  Berberis nevinii Alice Eastwood 1919-6-21 s.n. Los Angeles San Fernando. Comment
  OBI20532  Berberis nevinii Charles Darland 1932-1 Los Angeles Comment
  UC1605254  Berula erecta Timothy S. Ross, Steve Boyd and Steve Burns 1994-7-6 8089 Los Angeles confluence of San Francisquito Canyon and two triutaries draining off of Red Mountain (Liebre Mountains, s end of Cottonwood Swamp dissected by San Francisquito Road); Liebre Mountains, Cottonwood Swamp 510 Comment
  RSA0104979  Beta vulgaris subsp. vulgaris Steven A. Junak 1999-7-16 SCa- 1041 Los Angeles Santa Catalina Island. Deer Valley Reservoir, E. of Two Harbors. 165 Comment
  UCR126228  Bidens pilosa A. C. Sanders 2003-3-14 25747 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
  CAS-BOT-BC482063  Bloomeria crocea var. crocea John H. Thomas 1957-5-17 6761 Los Angeles Occidental College Campus; Near Moore Laboratory Comment
  RSA367323  Bloomeria crocea var. crocea Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA66226  Boechera arcuata F. W. Peirson 1919-6-14 662 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA585530  Boechera californica Timothy S. Ross 1992-4-21 6231 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  SEINET6088271  Boechera retrofracta Unknown 1917-3-11 533 Los Angeles Pacoima Canyon near San Fernando. Comment
  CAS-BOT-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  JEPS63998  Bolboschoenus maritimus W. F. Parish 1891-1 Los Angeles Long Beach Long Beach (southern California) Comment
  RSA187977  Bothriochloa barbinodis R. F. Thorne, Percy C. Everett 1965-6-22 34860 Los Angeles Santa Catalina Island: along Upper Pebble [Pebbly] Beach road 30 Comment
  SBBG34509  Bowlesia incana S. A. Junak with K. Kirkland 1998-6-11 SCa 708 Los Angeles lower portion of small cyn just SE of Frog Rock 15 Comment
  RSA604916  Bowlesia incana L. C. Wheeler 1965-5-16 8704 Los Angeles Liebre Mountain: Ravine S of Two Shay Ranch, Bouquet Canyon. Comment
  RSA588678  Boykinia rotundifolia Orlando Mistretta 1995-7-12 1920 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  RSA729421  Boykinia rotundifolia R. G. Swinney 1998-8-21 6786 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  UCR281627  Brassica geniculata R. G. Swinney 2014-5-19 16584 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
  SFV5500  Brassica rapa W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  CAS-BOT-BC100423  Brickellia californica Wesley O. Griesel 1961-9-23 s.n. Los Angeles [Switzers] Switzer Camp, San [Gavriel] Gabriel Mts. 762 Comment
  RSA680065  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  SD251183  Brickellia californica Jane Tirrell 2012-8-31 LSO 168 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side of California State Rote 2, on bank of culvert draining Big Rock Creek, ca. 1.5 mile west of Dawson Saddle. 2309 Comment
  SFV14725  Brickellia californica J. C. Dittes, P. Dittes 1989-10-28 17 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. 0.5 miles up river from highway. 640 Comment
  SEINET3128749  Bromus berteroanus G. B. Grant 1905-4-15 123 Los Angeles Pasadena Comment
  SEINET4344921  Bromus berteroanus Unknown 1904-4-16 123 Los Angeles Los Angeles Comment
  RSA385303  Bromus carinatus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  SD185079  Bromus carinatus A. C. Sanders, Lee Jones 2005-4-8 29322 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point. 2 Comment
  RSA589137  Bromus carinatus var. carinatus Orlando Mistretta 1994-6-6 1314 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  CAS-BOT-BC148921  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-6-23 8048 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  UCR127648  Bromus catharticus A. C. Sanders, Mark Elvin 2002-6-25 25268 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
  RSA607214  Bromus diandrus L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  SBBG12180  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles near barracks, Wilson Cove 60 Comment
  RSA660259  Bromus grandis Orlando Mistretta, Peter L. Morrell 1992-6-4 507 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  CAS-BOT-BC155523  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mountains. Buckhorn. 1981 Comment
  LA13772  Bromus hordeaceus Robert G. Engman; Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA708551  Bromus hordeaceus Valerie L. Soza, LeRoy Gross 2001-5-9 1195 -c Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  RSA748673  Bromus hordeaceus R. G. Swinney 2008-3-31 8583 Los Angeles Glendora Mountain summit 1003 Comment
  SBBG31228  Bromus pseudolaevipes R. F. Thorne with P. C. Everett 1965-6-23 34999 Los Angeles mouth of Hamilton Cyn, NW of Avalon 7 Comment
  RSA11192  Bromus rubens C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA598100  Bromus rubens Steve Boyd, Lauren Raz 1997-3-4 9148 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA725923  Bromus sterilis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26240 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  CAS-BOT-BC185548  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile west of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  RSA0019719  Bromus tectorum Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4842 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  CATA2913  Caesalpinia spinosa Sara L. Crockett 1997-2-19 65 Los Angeles Santa Catalina Island: Behind Kid Ventures building, lining parking lot (along margin of Las Casitas) 27 Comment
  CAS-BOT-BC233954  Calandrinia breweri John Thomas Howell 1928-3-20 3466 Los Angeles Floor of Vermont Canyon, Griffith Park Comment
  UCD100133  Calandrinia breweri Daryl Koutnik; John Cuti 1978-4-12 350 Los Angeles northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  UC851918  Calandrinia ciliata Louis C. Wheeler 1932-3-12 486 Los Angeles La Verne 304 Comment
  CAS-BOT-BC233942  Calandrinia maritima C. C. Parry 1881-3-1 713 Los Angeles Sta Monica Comment
  RSA533926  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-19 5233 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  CATA136  Calandrinia menziesii Mark L. Hoefs, A. Douglas Propst 1973-3-14 102 Los Angeles Santa Catalina Island: Upper Cape Canyon 335 Comment
  RSA377248  Calochortus albus J. Aug Kusche 1922-05 s.n. Los Angeles Wooded slopes and canyons, Mohave Desert. Comment
  RSA660800  Calochortus albus LeRoy Gross, Valerie Soza 2001-6-6 431 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  LA22322  Calochortus catalinae R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon, Canon Comment
  POM199727  Calochortus catalinae I. W. Clokey, Bonnie C. Templeton 1929-04 4426 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SEINET3884911  Calochortus catalinae K. Dobry 1991-5-22 d 626 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  SEINET8495440 Image available Calochortus catalinae B. C. Templeton 1939-1 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  RSA68649  Calochortus kennedyi Frank W. Peirson 1917-5-13 2850 Los Angeles Road east of Palmdale, Mojave Desert. Comment
  RSA593006  Calochortus kennedyi var. kennedyi Steve Boyd, Orlando Mistretta 1996-5-1 8736 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  UCR146266  Calochortus palmeri var. palmeri Orlando Mistretta 1995-6-23 1870 Los Angeles Transverse Ranges; San Gabriel Mountains, head of Little Rock Creek c. 0.5 mile downstream from Alder Saddle 1509 Comment
  POM244810  Calochortus splendens F. R. Fosberg 1931-5-14 S- 4865 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC493413  Calochortus splendens R. C. Foster 1937-6-6 343 Los Angeles In Chaparral on upper portion of canon sides, Cobal Canon (foothills of San Gabriel Mts.), north of Claremont Comment
  RSA600026  Calochortus venustus Steve Boyd, Lauren Raz 1997-5-6 9711 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA778573  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-21 4722 Los Angeles Chino-Puente Hills region: Brea Canyon, adjacent to T line towers 396 m W of Brea Canyon Road and 396 m W of Brea Ridge Mtr. Way 255 Comment
  UCR280563  Calyptridium monandrum R. G. Swinney 2014-4-10 16013 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
  SBBG53304  Calystegia macrostegia subsp. amplissima D. M. Power 1972-11-11 Los Angeles Lemon Tank Comment
  LA91408  Calystegia macrostegia subsp. cyclostegia Greg Clayton; Greg Shaw 1972-3-16 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  SD225759  Calystegia macrostegia subsp. intermedia R. K. Brummitt 1998-5-24 20019 Los Angeles San Gabriel Mts., San Gabriel Canyon between two dams 399 Comment
  UC449949  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1905-4-19 212 Los Angeles Garvanza Comment
  RSA599177  Calystegia macrostegia subsp. macrostegia Scott D. White 1997-3-12 4765 Los Angeles Santa Monica Mountains: NW of Zuma Beach. Encinal Canyon Rd between Pacific Coast Hwy & Mulholland Hwy. 8 Comment
  RSA397146  Calystegia malacophylla subsp. pedicellata Jean Carnine 1932-5-1 15290 Los Angeles Malibu Lakes. Comment
  RSA729810  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-10 6389 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
  SD88173  Calystegia peirsonii Robert A. Schlising 1972-6-1 3040 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.7 miles east of Bouquet Reservoir. Comment
  UCR127365  Camissonia boothii subsp. decorticans Mark A. Elvin 2003-4-9 2471 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  RSA0070369  Camissonia californica R. G. Swinney 2010-3-30 12119 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meers west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA466158  Camissonia californica F. R. Fosberg 1930-7-3 451 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA114364  Camissonia campestris subsp. campestris Percy C. Everett, E. K. Balls 1956-5-9 21566 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. 762 Comment
  POM271982  Camissonia cheiranthifolia subsp. suffruticosa Arthur L. Cohen 1934-8-2 511 Los Angeles Ocean Park, California. Comment
  RSA759089  Camissonia claviformis Gary Adest 1971-5-29 s.n. Los Angeles Mojave Desert: East of 145th street between Avenues O and Q, east of Palmdale 762 Comment
  RSA667598  Camissonia graciliflora Steve Boyd, Lee Lenz 2001-5-2 10422 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  UCR179258  Camissonia hirtella R. G. Swinney 1989-6-11 s.n. Los Angeles San Gabriel Mtns., in and near the city of Glendora, Glendora Ridge Motorway, c. 0.25 mi. west of Glendora Mtn. Road 732 Comment
  UCR191738  Camissonia hirtella A. C. Sanders 2008-4-23 35097 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR219426  Camissonia hirtella R. G. Swinney 2009-3-31 10230 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA449010  Camissonia ignota E. Crow 1928-2-29 278 Los Angeles Fields, Claremont, So. California. Comment
  RSA454094  Camissonia ignota Anstruther Davidson 1905-6-1 1428 Los Angeles Providence Ranch. Hollywood. Comment
  UCR49789  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA30676  Camissonia micrantha Louis C. Wheeler 1932-7-5 921 Los Angeles Liveoak Wash 2 miles NE La Verne. 404 Comment
  UCR220951  Camissonia micrantha Dan S. Cooper 2010-3-22 20100322- 12 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR51994  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  SDSU8602  Camissoniopsis bistorta A. H. Gallup 1948-3-27 126 Los Angeles Claremont-open fields. 366 Comment
  SBBG43849  Camissoniopsis guadalupensis subsp. clementina M. R. Benedict 1971-6-25 Los Angeles old back dunes, Northwest Harbor Comment
  SFV22037  Camissoniopsis hirtella V. Soza, L. Gross, B. Hogshead 2001-4-18 1148 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 427 Comment
  UCR271316  Camissoniopsis hirtella R. G. Swinney 2011-5-12 14670 Los Angeles San Gabriel Mountains, 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
  CHSC34083  Camissoniopsis ignota T. P. Spira 1977-4-6 103 Los Angeles Ca. 1 mi e of Las Virgines Road, off of Mulholland Hwy. 180 Comment
  SFV2504  Camissoniopsis pallida P. G. Kilburn 1958-4-12 724 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  RSA530951  Capsella bursa-pastoris Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  UC10418  Cardamine californica var. integrifolia W. H. Brewer 1861-2-3 167 II Los Angeles San Gabriel Comment
  POM369319  Cardamine californica var. integrifolia Richard C. Barkelew 1929-4-23 15964 Los Angeles Mulholland Highlands near LA. Comment
  UCR216748  Cardamine hirsuta R. G. Swinney 2009-2-20 10005 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA66104  Cardamine oligosperma L. C. Wheeler 1932-3-20 506 Los Angeles San Dimas Canyon 518 Comment
  RSA674714  Carduus pycnocephalus Scott D. White, P. De Vries 2000-5-18 7911 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
  UCR182702  Carex R. G. Swinney 1997-8-6 5768 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Sep 12 2018
  UCR209599  Carex R. G. Swinney 2008-7-2 9135 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
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Sep 12 2018
  UCR259376  Carex R. G. Swinney 2010-8-30 13619 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
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Sep 12 2018
  PASA620  Carex alma Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA616068  Carex alma Scott D. White, Brian Leatherman 1997-1-21 6060 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  UCR270846  Carex alma R. G. Swinney 2011-6-29 15358 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA600844  Carex alma L. C. Wheeler 1966-9-21 8912 Los Angeles San Gabriel Mountains. Vicinity of Lily Spring, northwest slope of Mt. Hawkins. 2468 Comment
  SEINET11629422  Carex alma C. V. Braun 1975-1 144 Los Angeles 1.4 mi N NW of Drinkwater Reservoir, San Francisquito Canyon Comment
  CAS-BOT-BC20862  Carex globosa Louis C. Wheeler 1932-7-2 897 Los Angeles San Gabriel Mountains.Browns Flat-Fern Canyon water trail. 1219 Comment
  UCR138842  Carex jonesii L. C. Wheeler 1966-8-21 8823 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA600053  Carex multicaulis Steve Boyd, Lauren Raz 1997-5-20 9808 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  SEINET7568456 Image available Carex multicaulis Unknown 1904-5-17 138 /6223 Los Angeles Mt. Wilson. 1524 Comment
  UC1922861  Carex praegracilis Scott D. White, A. Warniment 2006-7-7 11613 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek, NE of the I-5 Freeway. Lebec 7.5' Quad. Comment
  RSA230187  Carex schottii Robert F. Thorne 1969-7-2 38346 Los Angeles San Gabriel Mountains, Angeles National Forest: wet, sloping meadow at Big Pines 2088 Comment
  UCR182231  Carex schottii R. G. Swinney 1997-10-18 5884 Los Angeles San Gabriel Mountains, Harrow Canyon above Glendora, c. 0.25 mi. north of Harrow Canyon Debris Basin 488 Comment
  SEINET11632828  Carex schottii I. W. Clokey 1930-1 4613 Los Angeles S end of Boquet Canyon 450 Comment
  RSA535880  Carex spissa Timothy S. Ross 1991-9-1 5894 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 426 Comment
  RSA577445  Carex triquetra L. C. Wheeler 1934-3-23 2460 Los Angeles San Dimas Canyon 426 Comment
  UCR45206  Carissa grandiflora A. C. Sanders 1986-7-30 6836 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  UCR97794  Carpobrotus edulis Scott D. White 1997-3-12 4731 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCSB46774  Cassia artemisioides Austin Griffiths, Jr. 1960-11-21 3972 Los Angeles collected in Los Angeles Botanical Garden Comment
  POM8099  Castilleja affinis Fordyce Griffiths Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  CATA3067  Castilleja exserta Amy Catalano 2016-4-19 074 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  RSA549788  Castilleja foliolosa Wandalee Thompson 1964-4-8 21 Los Angeles Liebre Mtns.: Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  SEINET6041246  Castilleja foliolosa Unknown 8359 Los Angeles Liebre Mountains Comment
  RSA300701  Castilleja gleasoni James R. Shevock 1974-7-19 3737 Los Angeles Near Mt. Gleason along FS road below Dear Spring. San Gabriel Mountains. Angeles National Forest. 1768 Comment
  SBBG66918  Castilleja miniata subsp. miniata M. N. Ackley 1927-6-5 1036 Los Angeles Old Trail to Switzerland 731 Comment
  RSA747170  Castilleja minor subsp. spiralis Orlando Mistretta 1992-6-23 606 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  PASA987  Castilleja montana Frank W. Peirson 1921-7-17 Los Angeles Praire Fork of the San Gabriel River 2133 Comment
  CHSC83706  Caulanthus amplexicaulis John Dittes; Gina Hall 1990-7-19 270 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  RSA596309  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3371 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  JEPS79871  Caulanthus coulteri I. W. Clokey, B. Templeton 1930-4-8 4611 Los Angeles n Elizabeth Lake (Hillside); n of Elizabeth Lake 800 Comment
  SEINET3148269  Caulanthus lasiophyllus G. B. Grant 1288 Los Angeles Garvanza Comment
  JEPS42083  Ceanothus arboreus W. L. Jepson 1908-7-13 3062 Los Angeles Swan Canyon Catalina Island Comment
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Feb 13 2012
  UC455341  Ceanothus arboreus I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  RSA0039461  Ceanothus crassifolius R. G. Swinney 2010-6-21 13254 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
  RSA250436  Ceanothus crassifolius Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41609 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA630268  Ceanothus crassifolius LeRoy Gross 1999-2-19 111 Los Angeles San Gabriel Mountains.: Little Tujunga Canyon Road to Dillon Divide. 1006 Comment
  UCSB17898  Ceanothus crassifolius Hennen, Diane 1963-4-18 Los Angeles La Crescenta Ravine, behind home at 2453 Teasley Street, La Crescenta 243 Comment
  SBBG17293  Ceanothus crassifolius var. crassifolius K. A. Wilson 1961-2-8 842 Los Angeles small cyn on Hwy 99 about 1 mi S of Hwy 6 intersection; Santa Susana Mts Comment
  CAS-BOT-BC48871  Ceanothus cuneatus C. F. Baker 1904-3-18 4055 Los Angeles Claremont Comment
  RSA598934  Ceanothus cuneatus var. cuneatus Steve Boyd, Tim S. Ross 1997-3-21 9193 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM11660  Ceanothus greggii var. vestitus P. A. Munz 4616 Los Angeles Head of Swartout Valley. 2073 Comment
  CAS-BOT-BC50153  Ceanothus integerrimus W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mt. Comment
  RSA764064  Ceanothus integerrimus R. G. Swinney 2008-8-13 9393 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  UC1070712  Ceanothus integerrimus A. D. Gifford 1935-5-8 693 Los Angeles 4.5 mi ene Warm Springs; Tejon quad., Angeles Nat. For. 822 Comment
  POM2772  Ceanothus leucodermis B. P. Flinn 1912-6-12 s.n. Los Angeles Claremont. Comment
  RSA399750  Ceanothus leucodermis Joseph A. Ewan 1931-8-11 S 5495 Los Angeles Lower Pine Flats, First Camp, N. fork San Gabriel Canyon, San Gabriel Mts. Sonoran Zone. 1500 Comment
  RSA584844  Ceanothus leucodermis Tim S. Ross 1993-6-1 4347 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  RSA609102  Ceanothus leucodermis Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  SDSU10318  Ceanothus leucodermis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns, Chantry Flats--rim of canyon. Comment
  UCR223601  Ceanothus leucodermis R. G. Swinney 2009-6-8 11085 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
  RSA95361  Ceanothus megacarpus F. W. Peirson 1921-2-26 2359 Los Angeles Topanga Canyon Road, west end of San Gabriel Mts. Near summit of ridge, north slope 457 Comment
  POM158330  Ceanothus megacarpus var. insularis M. B. Dunkle 1928-2-19 1708 Los Angeles Cape Canyon. Santa Catalina Island. Comment
  CAS-BOT-BC51433  Ceanothus megacarpus var. megacarpus Peter H. Raven; Henry J. Thompson 1959-4-3 13908 Los Angeles Las Flores Canyon 3.8 miles North of Coast Highway 548 Comment
  LA32012  Ceanothus megacarpus var. megacarpus Henry J. Thompson; 1959-3-27 1894 Los Angeles SANTA MONICA MOUNTAINS, 1.5 mi E of Saddle Peak. 731 Comment
  LA43629  Ceanothus megacarpus var. megacarpus John Thomas Howell; 1928-3-2 3353 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  CAS-BOT-BC50492  Ceanothus oliganthus John Thomas Howell 1930-5-18 5173 Los Angeles Pacoima Canyon, San Gabriel Mountains Comment
  SEINET12211381  Ceanothus oliganthus N. C. Coile, Coile, R. W.; Keeley, J.; Keeley, S. 1985-1 4452 Los Angeles San Gabriel Mountains, 0.3 mi on Angeles Forest Road from jct with Angeles Crest Highway Comment
  RSA95347  Ceanothus oliganthus var. oliganthus F. W. Peirson 1925-3-18 5470 Los Angeles South slope of Newhall Grade, west end of San Gabriel Mts 381 Comment
  RSA127917  Ceanothus spinosus Peter H. Raven, H. J. Thompson 1959-5-5 14140 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  RSA19639  Ceanothus spinosus I. W. Clokey, Bonnie C. Templeton 1929-03 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  SD93161  Ceanothus spinosus Lucille Kempers 1955-2-15 235 Los Angeles Chaparral, Little Dalton Canyon, San Gabriel Mountains 609 Comment
  UC1071369  Ceanothus spinosus P. L. Johannsen 1934-1-18 234 Los Angeles 1 mi n lower dam Malibu Creek; Calabasas Quad. Comment
  SEINET12209976  Ceanothus spinosus I. W. Clokey, Templeton, B. 1929-1 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  SBBG12558  Centaurea melitensis P. H. Raven 1962-7-11 17988 Los Angeles cyn N of Nanny, NE of Lemon Tank, about halfway down Comment
  SD30657  Centaurea melitensis Edith A. Purer 1931-5-8 2054 Los Angeles Griffith Park Comment
  SEINET13203128 Image available Centaurea melitensis R. G. Swinney 2010-1 12485 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  IRVC26638  Centaurium venustum I. W. Clokey, B. C. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR73403  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road 274 Comment
  RSA600888  Ceratonia siliqua L. C. Wheeler 1945-11-25 6166 Los Angeles San Marino. La Presa Drive, 1/2 block north of Huntington Drive. Comment
  CAS-BOT-BC142128  Cercocarpus betuloides Louis C. Wheeler 1931-10-16 257 Los Angeles Foothills San Gabriel Mts. 1 mi. E Palmer Canyon 609 Comment
  SD72255  Cercocarpus betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles Chilao, 1 mi. north of Chilao Fire Station, San Gabriel mountains 1524 Comment
  CAS-BOT-BC142149  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1941-3-10 10325 Los Angeles First tributary in Pico Canyon - Santa Susana Mountains, near U.S. Highway #99 411 Comment
  CAS-BOT-BC142169  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-7-5 674 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  SBBG70723  Cercocarpus betuloides var. betuloides M. N. Ackley -Feb-1928 959 Los Angeles Eagle Rock 274 Comment
  CATA3162  Cercocarpus betuloides var. blancheae Amy Catalano 2016-6-24 146 Los Angeles Santa Catalina Island: South side of canyon that runs northeast from junction of Cape Canyon Road and Upper Cape Reservoir Road 309 Comment
  SBBG32125  Cercocarpus betuloides var. blancheae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -184 Los Angeles upper E branch of Wild Boar Gully, Salta Verde Comment
  SBBG95237  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-4-13 1871 Los Angeles Renton Mine Rd Comment
  UC625129  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 54798 Los Angeles Cape Canyon, Santa Catalina Island Cape Canyon; Santa Catalina Island, Cape Canyon Comment
  CAS-BOT-BC143816  Cercocarpus ledifolius var. ledifolius H. E. McMinn 1926-7-22 1773 Los Angeles Bear Flat Trail to Mt. San Antonio Comment
  CAS-BOT-BC279520  Chaenactis artemisiifolia Tim Ross; Orlando Mistretta 1993-5-27 7326 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 768 Comment
  UCSB18830  Chaenactis fremontii Vernand, Ramona 1963-5-3 Los Angeles State Highway 138, 7 miles S of juntion with U.S. Highway 6 975 Comment
  RSA155312  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Just south of Agoura 259 Comment
  RSA648719  Chaenactis glabriuscula Hasmig Babayan 1981-4-26 3 Los Angeles West for trail of San Gabriel river off CA Hwy 39. Comment
  SD13113  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-11 6593 Los Angeles Hillside, Santa Monica Mountains. Comment
  CHSC98403  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd city of Sun Valley. Sunny open southeast facing slope near ridgetop. Comment
  RSA660247  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Peter L. Morrell 1992-6-4 478 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  UCR190889  Chaenactis santolinoides R. G. Swinney, Cody Clarke 2001-6-20 7993 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UC1563052  Chaenactis stevioides Steve Boyd and Orlando Mistretta 1986-3-31 1544 Los Angeles 4 mi e of jct w/ Hwy 18 (ne of Pinyon Hills, Highway 138); Mojave Desert Comment
  UC1871068  Chaenactis stevioides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4795 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
  UCR223816  Chaenactis stevioides R. G. Swinney 2009-6-17 11182 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CAS-BOT-BC518702  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandond Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Natl. Forest bountary, 2.05 air mi due E of Angeles Forest Hwy, 0.8 mi due W of Mt. Emma Rd. 1350 Comment
  UCR187186  Chaenactis xantiana A. C. Sanders 2006-4-21 32142 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  LA211080  Chamaebatia australis Tarja Sagar; 2011-4-29 0 s.n. Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  POM86478  Chamaesyce maculata George B. Grant 1906-08 s.n. Los Angeles Pasadena Comment
  RSA443523  Chamaesyce maculata A. C. Sanders 1987-9-18 7382 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  RSA610142  Chamaesyce melanadenia L. C. Wheeler 1936-7-3 4211 Los Angeles San Gabriel Mountains: Bailey Canyon. 396 Comment
  RSA596761  Chamaesyce prostrata L. C. Wheeler 1970-8-8 s.n. Los Angeles Norwalk. Cerritos College. 11,110 E. Alondra Blvd. Comment
  RSA585914  Chamaesyce serpillifolia T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA734744  Chamaesyce serpillifolia L. C. Wheeler 1945-9-20 6151 Los Angeles San Gabriel Mountains. Kinneloa Canyon (Sycamore Canyon). 335 Comment
  RSA591664  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1966-9-21 8893 Los Angeles north fork San Gabriel Canyon, 1/4 mi. downhill from intersection of main road to upper Bichota Canyon 854 Comment
  RSA612223  Cheilanthes covillei L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  SEINET3153703  Cheilanthes covillei G. B. Grant, W. Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1676 Comment
  RSA85547  Cheilanthes covillei F. W. Peirson 1921-5-3 2404 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  RSA423273  Chenopodium album F. R. Fosberg 1930-6-23 S 2994 Los Angeles Del Rey. 1 Comment
  UCR259751  Chenopodium berlandieri R. G. Swinney 2010-4-28 12432 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
  RSA423288  Chenopodium berlandieri E. S. Spalding 1922-11-26 s.n. Los Angeles Near Glendale. Comment
  SEINET2441915  Chenopodium californicum E. N. Jellen 2010-5-6 1003 Los Angeles Santa Monica Mts. NRA, Arroyo Sequit, trailside by creek. 329 Comment
  RSA535321  Chenopodium californicum T. S. Ross 1991-5-20 5353 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  SDSU5596  Chenopodium californicum Gerals Collier 1951-4-7 M 136 Los Angeles Point Dume, near road about 2 mile west of US Hwy 101. Comment
  UCR272917  Chenopodium macrospermum Steven A. Junak 2000-10-12 SCa- 1411 Los Angeles Channel Islands, Santa Catalina Island, north side of Thompson Reservoir 195 Comment
  RSA187742  Chenopodium murale R. F. Thorne 1966-4-4 35792 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UC1136393  Chenopodium murale A. D. Gifford 1934-5-15 234 Los Angeles Escondido Canyon Triunfo Pass Quadrangle (mouth) Comment
  RSA188136  Chenopodium murale R. F. Thorne 1966-4-28 36188 Los Angeles Santa Catalina Island. Avalon, S.C.I. Co. parking lot. 15 Comment
  SBBG133115  Chenopodium murale B. C. Templeton 1967-7-18 10089 Los Angeles Little Tujunga Cyn at Marek Cyn 381 Comment
  UCR191697  Chorizanthe A. C. Sanders 2008-4-23 35072 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  CAS-BOT-BC252762  Chorizanthe parryi var. fernandina Mark Elvin 2003-6-19 2948 Los Angeles Hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch, Val Verde 7.5' Q., Western Transverse Range 365 Comment
  RSA0025346  Chorizanthe staticoides Anuja Parikh, Nathan Gale 2011-6-29 3525 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 1.1 km WNW of Shortcut Station, 0.9 km N of State Highway 2 (Angeles Crest Hwy). 1263 Comment
  RSA0115404  Chorizanthe staticoides R. G. Swinney 2010-5-29 13244 Los Angeles San Gabriel Mountains; May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54. 610 Comment
  RSA709536  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA713743  Chorizanthe staticoides A. C. Sanders, Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR124785  Chorizanthe staticoides B. C. Templeton, H. J. Andrews 1938-6-22 1695 Los Angeles San Gabriel Mtns., Mint Canyon near the crest 854 Comment
  RSA582225  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd 1992-7-5 6609 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA748407  Chorizanthe watsonii Justin M. Wood 2009-6-1 784 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR190765  Chorizanthe watsonii R. G. Swinney 2001-6-2 7958 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  RSA392666  Chorizanthe xanti J. A. Comstock 1932-7-6 s.n. Los Angeles Mojave Desert. Comment
  SEINET7450594 Image available Chrysopsis sessiliflora I. W. Clokey, B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, mile above dam. 400 Comment
  RSA191626  Chrysothamnus nauseosus subsp. consimilis R. F. Thorne, M. Z. Thorne 1966-8-29 36595 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC280029  Cirsium mohavense S. B. Parish; W. F. Parish 1886-6-1 1834 Los Angeles Rabbit Springs, Mojave Desert Comment
  SBBG31410  Cirsium occidentale var. coulteri R. F. Thorne 1966-4-6 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  UCR65557  Cirsium occidentale var. occidentale T. S. Ross, Steve Boyd 1990-5-14 2504 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1101 Comment
  UCR179469  Cirsium vulgare R. G. Swinney, Dave Larson 1996-8-7 5252 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
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Jun 10 2014
  CDA7422  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  UCD116503  Cistus incanus Daryl Koutnik 1978-5-10 470 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SD125704  Clarkia cylindrica K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, Little tujunga to Sand Canyon Road, in the vicinity of Mendenhall Peak. Comment
  CAS-BOT-BC172102  Clarkia dudleyana Ernest Braunton 1903-6-1 895 Los Angeles Glendale to Burbank Comment
  JEPS43825  Clarkia dudleyana Frank W. Peirson 1919-6-7 466 Los Angeles Cow Canyon Divide San Gabriel Mountains 1371 Comment
  RSA527637  Clarkia epilobioides Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4391 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA567171  Clarkia heterandra Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UC501460  Clarkia heterandra Frank W. Peirson 1922-6-3 3083 Los Angeles n. slope Liebre Mts. (and sl. e. of the Collins Ranch house and extending up slope to ca. 5000 ft); Liebre Mts. and Collins Ranch 1143 Comment
  CATA220  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, A. Douglas Propst 1973-5-4 209 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  SD69011  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, D. Propst 1968-5-29 Los Angeles Santa Catalina Island. Upper Cape Canyon below reservoir. 305 Comment
  RSA247430  Clarkia similis Jack Delaini 1974-5-9 183 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 549 Comment
  LA45504  Clarkia unguiculata A. M. Johnson; 1932-5-30 4093 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA579145  Claytonia exigua subsp. exigua Timothy S. Ross, Darin Banks 1994-4-12 7470 B Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  RSA0116187  Claytonia parviflora R. G. Swinney 2011-5-16 14745 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), 1.18 mi. at 73 deg SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp. 1375 Comment
  RSA0110808  Claytonia parviflora subsp. parviflora Richard G. Swinney 2011-4-28 14536 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  RSA527817  Claytonia parviflora subsp. parviflora Timothy S. Ross 1991-3-9 4187 a Los Angeles Whittier Hills: (Puente Hills pro parte): NE side; upper reaches of steep, short canyon draining ENE toward Orange Grove School. 268 Comment
  RSA618591  Claytonia parviflora subsp. parviflora L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCR4121  Claytonia perfoliata Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  SEINET3163867  Claytonia perfoliata G. B. Grant 1905-4-16 797 Los Angeles Pasadena Comment
  CAS-BOT-BC439916  Claytonia perfoliata subsp. intermontana John H. Thomas 1957-5-11 6753 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  RSA0119029  Claytonia perfoliata subsp. mexicana A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  SBBG19161  Claytonia perfoliata subsp. mexicana C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  SEINET181922 Image available Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton March 1929 4525 Los Angeles Santa Monica Mt.; Mandeville Canyon. 275 Comment
  CAS-BOT-BC440116  Claytonia perfoliata subsp. perfoliata Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  SD113928  Claytonia perfoliata subsp. perfoliata Darley F. Howe April 1915 58 Los Angeles Claremont Comment
  POM346601  Clematis lasiantha Barry Burnell 1969-5-22 140 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  RSA5989A  Clematis ligusticifolia var. californica Carl B. Wolf 1932-9-13 4062 Los Angeles Bryant Ranch. 350 ft. south of north boundary. 5 Comment
  CAS-BOT-BC423118  Cleomella obtusifolia W. R. Dudley; F. H. Lamb 1896-6-4 4310 Los Angeles Lancaster Comment
  RSA680486  Cnicus benedictus Scott D. White, Michael Honer 2003-6-23 9578 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  RSA599321  Collinsia bartsiifolia var. davidsonii Steve D. Boyd, Lauren Raz 1997-3-26 9352 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA79815  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Chilao, San Gabriel Mountains. 1646 Comment
  RSA729090  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-7-21 7567 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA802451  Collinsia heterophylla Orlando Mistretta, Christine Mistretta 2011-7-13 5930 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  UC216146  Collinsia heterophylla A. Davidson, M. D. May 1921 3453 Los Angeles Pacoima Canyon Comment
  UCR259250  Collinsia heterophylla R. G. Swinney 2010-6-4 12993 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0117353  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 549 Comment
  UCSB61507  Colutea arborescens Kucera, Dennis 1992-6-4 Los Angeles San Gabriel Mountains; Santa Anita Canyon; junction of Sturdevant Falls Trail and trail to Sturdevant Camp and Mt. Wilson 548 Comment
  RSA467091  Comarostaphylis diversifolia subsp. planifolia Anonymous 1900-04 s.n. Los Angeles Santa Monica Mts. So. Cal. Upper Las Tunas Canyon. Comment
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Dec 24 2007
  UCR219812  Commelina benghalensis Lorraine Weller 2009-7-29 290709- 09 Los Angeles Union Avenue/Cesar Chavez Community Garden, 1136 South Union Ave., Westlake, Los Angeles 70 Comment
  POM211795  Conium maculatum L. C. Wheeler 1933-9-10 2106 Los Angeles Santa Anita Canyon at W Fork 595 Comment
  SBBG12877  Constancea nevinii E. R. Blakley 1962-6-10 5228 Los Angeles Eel Pt 6 Comment
  RSA650757  Convolvulus Eleanor McClung 1937-5-2 157 Los Angeles Coast Ranges near Lake Malibu. Comment
  LA212297  Convolvulus arvensis Harold Pirie; 1963-5-11 s.n. Los Angeles Woodland Hills, Pierce College campus. 243 Comment
  LA32165  Conyza canadensis Peter H. Raven; Henry J. Thompson 1943-9-12 14667 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  RSA187691  Conyza canadensis R. F. Thorne 1966-9-14 36663 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA610973  Conyza canadensis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River, ca. 0.3 miles upstream from Alder Gulch 1226 Comment
  CAS-BOT-BC287868  Coreopsis californica I. Johnston 1917-3-29 1251 Los Angeles Above Claremont Comment
  POM356000  Coreopsis californica Geo. L. Moxley 1914-2-23 207 Los Angeles Foot Hills Comment
  UC718190  Coreopsis californica var. californica Carl B. Wolf 1937-4-28 8520 Los Angeles 4.5 mi s of Lancaster; Western Mojave Desert, Antelope Valley 716 Comment
  UC1119250  Corethrogyne filaginifolia P. L. Johannsen 1934-2-26 306 Los Angeles 1 1/4 mi sw San Fernando Pass; Santa Susana Quadrangle Comment
  RSA482199  Corethrogyne filaginifolia var. bernardina Richard Noyes 1987-9-19 427 Los Angeles Claremont, intersection of Mills and Mt. Baldy Road. 500 Comment
  CLARK-A1528-1787  Corethrogyne filaginifolia var. peirsonii John C. Roos 1937-8-11 2543 Los Angeles Comment
  RSA626986  Corethrogyne filaginifolia var. pinetorum L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Doe Flat, Graveyard Canyon. Comment
  UCR182483  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5692 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
  RSA585824  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  UCR131444  Crassula connata Alison Lipman 1998-7-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SBBG11038  Cressa truxillensis D. E. Breedlove 1961-9-23 1278 Los Angeles Ballast Pt, S side of Catalina Harbor Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  UC872129  Crocanthemum scoparium L. W. Nuttall 1920-5-7 154 Los Angeles Santa Catalina Island Comment
  SD38391  Crocanthemum scoparium var. vulgare Edith A. Purer 1931-3-11 2630 Los Angeles Griffith Park Comment
  UC729525  Crocanthemum scoparium var. vulgare Carl B. Wolf 1932-5-13 Los Angeles 3.5 mi (by road) from Avalon (on way to isthmus, s of largest reservoir); Santa Catalina Island 365 Comment
  UCD116898  Crocanthemum scoparium var. vulgare Kenneth R. Montgomery; Thomas W. Strid 1973-6-7 73- 156 Los Angeles Dillon Divide, San Gabriel Mountains. Comment
  CAS-BOT-BC175835  Crossosoma californicum John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA397729  Crossosoma californicum Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  SBBG78119  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles cyn above Villa Park, Avalon 40 Comment
  IRVC29006  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA602306  Croton californicus L. C. Wheeler 1946-12-14 6451 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  SD31180  Croton californicus Edith A. Purer 1931-3-26 966 Los Angeles Palos Verdes Hills. Comment
  SEINET10453716  Croton setiger Lewis 1940-8-14 Lewis UMO 46081 Los Angeles Campus of the University of California at Los Angeles. Comment
  RSA188711  Crypsis vaginiflora R. F. Thorne 1966-9-16 36712 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  SBBG131695  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1098 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  SEINET10518388  Crypsis vaginiflora Robert F. Thorne 1966-9-16 Thorne 36712 Los Angeles Santa Catalina Island: desiccated muddy of reservoir at Hay Press, with Ammania coccinea, Gnaphalium palustre, etc. Comment
  UCR191724  Cryptantha A. C. Sanders 2008-4-23 35066 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  UCR280545  Cryptantha R. G. Swinney 2014-4-10 16033 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
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Feb 19 2020
  UCR124691  Cryptantha affinis B. C. Templeton 1932-6-18 4931 Los Angeles San Gabriel Mtns, Angeles National Forest: Jackson Lake 1930 Comment
  RSA589255  Cryptantha barbigera T. S. Ross 1991-4-28 4782 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  CAS-BOT-BC189390  Cryptantha circumscissa Ira L. Wiggins 1966-4-15 20591 Los Angeles Immediately E of J. F. L. Motel, Pearblossom. Mohave [Mojave] Desert Comment
  UCD119611  Cryptantha circumscissa Steve Mason 1993-5-1 27 Los Angeles Sufur Springs Road, 200 feet up road from Angeles Creek Highway, restroom parking lot to left on edge of slope looking down at Angeles Crest Highway. 1798 Comment
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Dec 9 2014
  UCR205851  Cryptantha circumscissa R. G. Swinney 2008-5-8 8821 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
  LA33492  Cryptantha clevelandii Peter H. Raven; Henry J. Thompson 1959-5-5 14139 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  UCR230259  Cryptantha clevelandii Dan S. Cooper 2011-4-20 411- 14 A Los Angeles South Coast, El Segundo Dunes, along powerline right-of-way just east of Hyperion Treatment Plant 27 Comment
  POM368365  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-4-15 695 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  UCR126670  Cryptantha corollata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26207 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  CATA1030  Cryptantha intermedia Mark L. Hoefs 1995-5-4 1951 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SBBG96956  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4290 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  UCR136844  Cryptantha intermedia 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
  UCR277216  Cryptantha intermedia R. G. Swinney 2010-5-25 12941 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  SDSU5402  Cryptantha intermedia R. M. Beauchamp 1967-6-3 554 Los Angeles San Clemente Island. 427 Comment
  UCD119949  Cryptantha intermedia var. intermedia Daryl Koutnik 1978-4-28 418 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR109026  Cryptantha leiocarpa L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  UCR126911  Cryptantha micrantha var. lepida A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26195 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA586476  Cryptantha micrantha var. lepida Orlando Mistretta 1995-6-20 1787 Los Angeles Bare Mountain Canyon. Head of drainge E of Pacifico mtn at end of Forest Rd 3N7E. 2073 Comment
  RSA190912  Cryptantha micromeres R. F. Thorne 1967-5-18 36872 a Los Angeles Wild Boar Gully, Santa Catalina Island. 183 Comment
  RSA603902  Cryptantha microstachys L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  POM3968  Cryptantha microstachys Dian Haynes s.n. Los Angeles Arroyo Seco, Pasadena Comment
  RSA0105751  Cryptantha muricata R. G. Swinney 2011-7-7 15445 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCR139908  Cryptantha muricata Scott D. White 1997-5-14 5136 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  UCR258501  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA0079453  Cryptantha muricata D. L. Crawford, H. D. Hiatt 1911-3-28 326 Los Angeles Topango Canyon. Comment
  RSA0079196  Cryptantha muricata var. denticulata P. A. Munz 1923-5-27 6873 Los Angeles Rock Creek; San Gabriel Mts 1296 Comment
  RSA0094385  Cryptantha muricata var. denticulata Richard G. Swinney 2011-5-31 14886 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
  RSA0079304  Cryptantha muricata var. jonesii Timothy S. Ross, Steve Boyd 1993-5-23 7288 Los Angeles Liebre Mountains: Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  RSA0079024  Cryptantha pterocarya var. pterocarya R. G. Swinney 1999-5-22 7190 Los Angeles east fork of Puzzle Canyon, south of old homesite @ 2800 Deep Creek Cyn. Rd. 1402 Comment
  POM368343  Cryptantha similis Christopher Davidson 1973-4-7 1897 Los Angeles Bob s Gap Road, 3 miles toward the desert, 3 miles S of Hwy 138, east side of San Gabriel Mtns. 1098 Comment
  RSA713091  Cryptantha similis LeRoy Gross 2005-5-3 2232 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA729003  Cryptantha similis Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1969 Los Angeles Fort Tejon Road. Comment
  SEINET10896302  Cryptomeria japonica David B. Dunn 1957-1 Dunn UMO 41724 Los Angeles Collected from a street tree in Los Angeles, Calif. Tree 50 ft tall. Comment
  RSA702480  Cupressus arizonica subsp. arizonica Scott D. White 2004-5-10 10358 Los Angeles North slope below Bald Mountain. 1098 Comment
  LA201639  Cupressus forbesii Arthur C. Gibson; 2004-1-6 4999 Los Angeles 259 Comment
  RSA598211  Cupressus macrocarpa Sara L. Crockett, Mark Hoefs, Steve Junak, Gery Allan 1996-10-31 549 Los Angeles Santa Catalina Island. Mt. Black Jack Campgrounds. 451 Comment
  CAS-BOT-BC224485  Cuscuta californica John Thomas Howell 1942-10-19 17871 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  RSA0083305  Cuscuta californica R. G. Swinney 2010-6-4 13042 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA409679  Cuscuta californica R. F. Folger 1930-1-18 s.n. Los Angeles El Segundo. Comment
  CHSC95477  Cuscuta pentagona LeRoy Gross; Wayne Law 2000-8-8 253 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  LA91510  Cuscuta subinclusa Bruce Douglas Clayton; Greg Shaw 1972-5-11 110 Los Angeles Santa Monica Mountains, upper Temescal and Rustic Canyons, Mountain Park Research Campus, On trail on S slope of Castle 551 Comment
  RSA0011357  Cuscuta subinclusa Orlando Mistretta, Youssef Atallah 2011-8-12 6016 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  UCR230893  Cuscuta subinclusa Kai T. Palenscar, Dwight Williams 2011-8-19 s.n. Los Angeles South Coast; Los Angeles Basin, El Monte, Whittier Narrows crossover channel, east of Rosemead Blvd. (Hwy 19) and south of Durfee Ave. 64 Comment
  RSA522327  Cuscuta subinclusa T. S. Ross, Orlando Mistretta 1990-10-3 328 Los Angeles 0.62 Km E of Tie Summit Station and .62 km due s of Aliso spring, Tujunga Ranger District 1481 Comment
  UCR11365  Cyclospermum leptophyllum O. F. Clarke 1968-9-14 s.n. Los Angeles Los Angeles, 2921 S Sepulveda Blvd, near the interchange of the Santa Monica (I-10) and the San Diego (405) Fwy 39 Comment
  CATA1129  Cynodon dactylon Mark L. Hoefs 1995-5-23 2097 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  HSC9501  Cynodon dactylon John Warner Hosking 1964-10-24 Los Angeles Back yard of home in Manhattan Beach. Comment
  RSA483548  Cynodon dactylon Helen H. Smith 1936-7-30 s.n. Los Angeles Los Angeles. Comment
  UCR204575  Cynodon dactylon R. G. Swinney 2005-8-5 8392 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0088415  Cyperus involucratus R. G. Swinney 2010-2-27 11754 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR218021  Cyperus odoratus A. C. Sanders, Dan S. Cooper 2010-8-5 38539 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCD141146  Cyperus rotundus Louis C. Wheeler 1932-7-16 959 Los Angeles Pomona: 3 miles north of Garey Avenue. 304 Comment
  UCR205594  Cystopteris fragilis R. G. Swinney 2008-5-13 8860 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA470783  Daucus pusillus M. B. Dunkle 1931-4-22 2460 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA248845  Daucus pusillus R. F. Thorne 1973-4-11 42862 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA470778  Daucus pusillus Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  CAS-BOT-BC130936  Deinandra clementina W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Isl. Comment
  SBBG20539  Deinandra clementina E. R. Blakley 1963-12-7 6355 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UC1587227  Deinandra clementina Tim Ross 1991-5-20 5354 Los Angeles un-named knoll ca 5500 ft s Wilson Cove Settlement (westerly slope 2500 ft nw of the 750 ft BM); San Clemente Island 205 Comment
  CAS-BOT-BC299298  Deinandra fasciculata A. C. Sanders; Dan S. Cooper 2010-8-5 38575 Los Angeles Madrona Marsh Preserve, Torrance, 7.5' Q., South Coast 24 Comment
  UC535336  Deinandra fasciculata Ira W. Clokey, B. Templeton 1929-8-1 4600 Los Angeles Santa Monica Mountains; Mandeville Canyon 200 Comment
  CAS-BOT-BC131011  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Los Angeles - Ventura Co. line Comment
  RSA398700  Delphinium parishii R. S. Woglum 1935-5-6 730 Los Angeles Palmdale. Comment
  CAS-BOT-BC121378  Delphinium parryi subsp. maritimum John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA599880  Delphinium parryi subsp. parryi Steve Boyd, Lauren Raz 1997-5-6 9725 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  POM307819  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2741 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA398732  Delphinium parryi subsp. parryi N. C. Cooper 1949-6-29 4380 Los Angeles San Gabriel Canyon. Comment
  SBBG71788  Delphinium parryi subsp. purpureum R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  POM183644  Delphinium patens subsp. hepaticoideum J. Ewan 1929-5-4 3463 Los Angeles Santa Ynez Canyon, Santa Monica Canyon Comment
  CAS-BOT-BC82900  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  HSC16745  Dendromecon rigida G. E. Anderson 1966-4-6 40 Los Angeles 1 mi. N of Topanga on side road, 1/2 mi. off Hwy. 27 Comment
  RSA0115251  Dendromecon rigida Richard G. Swinney 2010-6-8 13223 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA433221  Dendromecon rigida H. Wells 1968-3-17 12 Los Angeles Angeles Natl. Forest. 7.5 miles north northeast junction of State Hwy. 118 and State Hwy. 2, on Angeles Crest Hwy. 976 Comment
  UCD95213  Dendromecon rigida Geoffrey Levin 1974-4-26 32 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  RSA749037  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SBBG17040  Descurainia pinnata M. Vincent 1962-2-19 135 Los Angeles near Piuma Rd, 5 mi E of Malibu Cyn Rd Comment
  CAS-BOT-BC43168  Descurainia pinnata subsp. brachycarpa Carl B. Wolf 1928-3-29 1588 Los Angeles South base of ridge route, 1 mile north of Castaic. 396 Comment
  RSA755968  Descurainia pinnata subsp. glabra Orlando Mistretta, Christine Mistretta 2008-4-4 2311 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  CAS-BOT-BC43491  Descurainia sophia Ira L. Wiggins 1966-5-24 20651 Los Angeles Along Palmdale Boulevard between Street 90 E and Street 150 E, about 15 miles east of Palmdale. Comment
  UC604832  Descurainia sophia Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 mi w Lancaster (on Antelope Valley Road) Comment
  SBBG116989  Desmazeria rigida S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1507 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn, ca. 0.5 mi from jct with Middle Cyn Rd 396 Comment
  UC1126532  Dicentra chrysantha Jerome S. Horton 1935-7-9 203 Los Angeles San Gabriel and San Dimas Canyon Divide; Cucamonga Quad. 1325 Comment
  CAS-BOT-BC402270  Dicentra chrysantha Geo. L. Moxley 1915-7-21 394 Los Angeles Arroyo Seco Canyon, San Gabriel Mts. About 2 miles above Switzer's Camp 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
  RSA177694  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, Percy C. Everett 1965-5-12 34628 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  RSA658358  Dichelostemma capitatum subsp. capitatum Naomi Zohman 1985-4-28 21 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SEINET10533939  Dichelostemma pulchellum Reid Moran 1941-2-17 Moran 580 Los Angeles West slope of arroyo, Middle Ranch, San Clemente Island, Calif. 500 Comment
  UC1793993  Digitaria ischaemum G. B. Grant 1906-8-7 7158 Los Angeles Pasadena Comment
  UCR127064  Dimorphotheca sinuata Mark A. Elvin, Cathleen Weigand 2003-4-8 2463 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  CAS-BOT-BC150649  Diplacus longiflorus Herman Knoche 1919-5-23 Series A, No. 451 Los Angeles Moorpark Comment
  CAS-BOT-BC150669  Diplacus longiflorus C. G. Pringle May 21 252 Los Angeles Newhall Comment
  SBBG32098  Diplacus puniceus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -196 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA0120553  Distichlis littoralis R. F. Thorne, P. Everett 1965-5-11 34535 Los Angeles Inside Ballast Point on E side of Catalina Harbor, Santa Catalina Island. Comment
  CAS-BOT-BC195620  Distichlis spicata I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  RSA0008593  Dithyrea maritima Jack Rempel 1932-4-10 15272 Los Angeles El Segundo. Comment
  RSA65162  Dodecahema leptoceras F. W. Peirson 1920-4-26 2113 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UCR145459  Dodecatheon clevelandii L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, ridge east of Ham Canyon 755 Comment
  POM3603  Dodecatheon clevelandii subsp. clevelandii I. M. Johnston 1917-1-28 Cf. 13783 Los Angeles Mouth of San Antonio Canyon Comment
  UC195502  Draba corrugata unknown Jul 1916 Los Angeles Mt. San Antonio Comment
  RSA642030  Draba corrugata var. corrugata Orlando Mistretta 1993-6-24 887 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2453 Comment
  UC465731  Drosanthemum floribundum F. M. Reed 1909-7-2 2825 Los Angeles Catalina Island, Pebbly Beach Road Catalina Island 15 Comment
  RSA733277  Drymocallis glandulosa var. reflexa R. G. Swinney 2001-6-2 7959 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  SBBG125443  Drymocallis glandulosa var. reflexa A. Parikh, N. Gale 2010-6-16 3310 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  IRVC26193  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  RSA0081627  Dryopteris arguta R. G. Swinney 2010-8-30 13637 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0088006  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  POM312805  Dryopteris arguta D. Taylor 1951-5-15 58 Los Angeles Little Dalton Canyon north of Glendora 365 Comment
  RSA693687  Dryopteris arguta Kenneth A. Wilson 1994-7-9 2454 Los Angeles Malibu Creek State Park, southwest end of Century Lake Comment
  CAS-BOT-BC428050  Dudleya cymosa subsp. crebrifolia K. Nakai 1981-6-24 776 Los Angeles Fish Cyn., ca. 1.5 km from the mouth of cyn. 396 Comment
  RSA628823  Dudleya cymosa subsp. pumila Scott D. White, Dave Bramlet 1998-6-29 6830 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  SBBG133582  Dudleya virens R. Moran 1972-5-27 19143 Los Angeles sea bluffs just E of Pt Vicente 5 Comment
  JEPS59777  Dysphania ambrosioides Elizabeth Day Palmer 1908-8-7 Los Angeles Los Angeles Comment
  RSA0110600  Dysphania botrys Richard G. Swinney 2010-9-30 13914 Los Angeles 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCD98761  Dysphania botrys Scott D. White 1997-5-8 5092 Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; canyon bottom ajd [sic] adjacent slopes below San Gabriel Reservoir. 365 Comment
  SD112655  Dysphania botrys D. F. Howe 1956-7-1 2550 Los Angeles Tujunga Can, San Gabriel Mts. 456 Comment
  RSA582040  Echinochloa colona L. C. Wheeler 1931-9-11 137 Los Angeles 2 miles NE La Verne. 381 Comment
  LA29201  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 2856 Los Angeles Santa Monica Mountains, Monte Nido, near Tapia Park 761 Comment
  RSA756313  Ehrharta calycina Justin M. Wood 2009-4-10 473 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  SD69663  Ehrharta calycina Robert F. Thorne, Reed Rollins et al 1967-5-18 36741 Los Angeles Santa Catalina Island, above lower end Bulrush Canyon 244 Comment
  UCR51522  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA736232  Ehrharta longiflora Scott D. White, Justin M. Wood 2008-5-8 11943 Los Angeles SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights 305 Comment
  SD69440  Eleocharis macrostachya Robert F. Thorne, P. Everett 1966-4-7 34976 Los Angeles Santa Catalina Island; Hay Press Reservoir; at wet margin of reservoir with Rumex sacicifolius. 410 Comment
  SD90580  Eleocharis palustris Robert F. Thorne 1966-4-17 36084 Los Angeles San Clemente Island: small reservoir between Boulder and Horton, northeast side of island 487 Comment
  RSA9691  Eleocharis radicans L. C. Wheeler 1931-9-13 145 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  UCR101736  Eleusine indica L. C. Wheeler 1946-8-22 6227 Los Angeles North Court of Allen Hancock's Foundation, University of Southern California. 36th Street and University Avenue 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
  SEINET4889551  Elodea canadensis L. C. Wheeler 1933-12-13 2325 Los Angeles San Gabriel Mts., San Dimas Canyon Dam 411 Comment
  SD240809  Elymus cinereus Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8003 Los Angeles Antelope Valley, northof Lancaster, along east side of Sierra Highway, 250 m. south of Avenue D. 701 Comment
  CAS-BOT-BC227504  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA617471  Elymus elymoides Scott D. White 6762 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 Canyon. 549 Comment
  SBBG59330  Elymus elymoides R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  UCR181266  Elymus elymoides R. G. Swinney 1997-6-13 5579 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  UCR193995  Elymus elymoides R. G. Swinney 1998-8-13 6747 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  SEINET10929852  Elymus elymoides Adolph D. E. Elmer Elmer 3749 Los Angeles Lancaster. Comment
  RSA794749  Elymus glaucus Jane Tirrell, Graham Bothwell 2012-7-11 LS 0109 Los Angeles South side California State Route 2 at mile marker 67.7 2299 Comment
  RSA656843  Elymus glaucus subsp. jepsonii Valerie L. Soza, LeRoy Gross 2000-6-15 1022 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  SEINET10940987  Elymus stebbinsii subsp. septentrionalis Louis C. Wheeler 1936-6-12 Wheeler 4153 Los Angeles Dry semi-shady canyon side Monroe Canyon, San Gabriel Mts. 549 Comment
  POM199694  Emmenanthe penduliflora I. W. Clokey, Bonnie C. Templeton 1929-04 4497 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCD119224  Emmenanthe penduliflora Kenneth A. Wilson 1961-4-26 1159 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  UCR182112  Emmenanthe penduliflora R. G. Swinney 1998-4-14 5984 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  LA200516  Emmenanthe penduliflora var. penduliflora M. Zartlin; 1951-5-18 sn Los Angeles Comment
  RSA401569A  Emmenanthe penduliflora var. penduliflora Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. Comment
  RSA679962  Encelia actoni LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 847 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA526475  Encelia californica Timothy S. Ross 1991-3-24 4314 Los Angeles Whittier Hills. 311 Comment
  POM122344  Endolepis covillei Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  NY579268  Ephedra nevadensis S. R. Hill 2001-4-22 33368 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
  SEINET3867325 Image available Ephedra nevadensis David Charlton 1991-5-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed.; 0 701 Comment
  RSA0016991  Ephedra nevadensis L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek (wash near railroad Station). Comment
  RSA607562  Epidendrum obrienianum Louis C. Wheeler 1965-1-15 8652 Los Angeles Los Angeles: Kerckhoff Estate, University of Southern California, 734 W. Adams Blvd. Comment
  SEINET13287584 Image available Epilobium canum J. L. Crane, Payam M. Fallah 2003-7-9 03 84 b Los Angeles Along the Angeles Crest Highway (Route 2). San Gabriel Mountains. Comment
  CAS-BOT-BC166188  Epilobium canum subsp. canum R. J. Dobbs 1924-8-6 s.n. Los Angeles 4/5 mile north of Swetzer [Switzer] Stream Trail Comment
  CAS-BOT-BC166212  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  UCD105433  Epilobium canum subsp. canum Scott D. White; Pam DeVries 1997-11 6035 Los Angeles San Gabriel Mountains. San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging stn. below Morris Dam. 259 Comment
  UC1971461  Epilobium canum subsp. canum Louis C. Wheeler 1946-8-27 6251 Los Angeles SAN GABRIEL MOUNTAINS: Aliso Canyon, Angeles Forest Highway. Comment
  RSA188511  Epilobium canum subsp. latifolium Robert F. Thorne, J. D. Olmsted 1965-8-26 35376 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA578802  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8131 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  RSA586174  Epilobium canum subsp. latifolium Orlando Mistretta 1995-10-2 1941 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  UCR277130  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-23 13886 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA660832  Epilobium ciliatum subsp. ciliatum LeRoy Gross, Valerie Soza 2001-6-6 429 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  UC921172  Epilobium foliosum Kay H. Beach 1943-6-16 1759 Los Angeles San Dimas Experimental Forest 944 Comment
  UC1174781  Epipactis gigantea P. C. Everett and E. K. Balls 1960-5-30 24132 Los Angeles 2.5 mi from Azusa; San Gabriel Canyon 243 Comment
  UC845350  Epipactis gigantea I. W. Clokey 1935-4-29 6560 Los Angeles San Gabriel Canyon Comment
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  CAS-BOT-BC57751  Equisetum telmateia J. Ewan 1931-10-24 5280 Los Angeles 1/2 mi. below Seminole Hot Springs, Santa Monica Mts. Comment
  SEINET3154661  Equisetum telmateia G. B. Grant 406 Los Angeles Pasadena Comment
  UCR177679  Equisetum telmateia F. R. Fosberg 1931-4-15 R- 89 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  SBBG106906  Equisetum telmateia subsp. braunii M. L. Hoefs, R. F. Thorne 1995-7-26 2454 Los Angeles Middle Cyn, just below reservoir 169 Comment
  RSA684711  Equisetum telmateia var. braunii Blanche Trask 1900-07 s.n. Los Angeles Avalon, Santa Catalina Islands Comment
  LA34231  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-6-4 14333 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  RSA569471  Eremocarpus setiger E. A. Purer 1932-8-31 4864 Los Angeles Palos Verdes Hills. Comment
  CHSC95546  Eremothera boothii subsp. decorticans LeRoy Gross 2005-5-19 2302 Los Angeles Mojave Desert; West Mojave Desert region: 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 34.81703, 118.16403W. 722 Comment
  JEPS31693  Eremothera boothii subsp. decorticans Frank W. Peirson 1928-6-2 7949 Los Angeles Rock Cr. San Gabriel Mts. (main stream bed) 1371 Comment
  OBI6197  Eremothera boothii subsp. decorticans Shirley Vaughan 1974-5-11 7 Los Angeles 10th St E between Kettering and Ave I, Lancaster 718 Comment
  RSA0104347  Eriastrum densifolium subsp. austromontanum R. F. Thorne, John Dourley 1967-10-10 37346 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  LA52316  Eriastrum sapphirinum A. M. Johnson; 1932-5-30 4122 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA0121274  Eriastrum sapphirinum subsp. dasyanthum D. S. Krause 1939-07 s.n. Los Angeles Foothills above La Canada. Comment
  CAS-BOT-BC515030  Eriastrum sapphirinum subsp. sapphirinum Alice Eastwood 1919-5-29 8998 Los Angeles San Gabriel Canyon Comment
  UCR259894  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UC2029924  Ericameria cooperi subsp. cooperi S. D. White, Kent Hughes 2000-5-16 7840 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  SFV16003  Ericameria cooperi var. cooperi D. C. Joyner, S. A. Call 1994-5-14 37 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  LA20016  Ericameria ericoides Jonathan Sauer; Linda Newby 1977-2-6 5928 Los Angeles 9 Comment
  POM359391  Ericameria linearifolia Norman C. Cooper 1948-4-21 2664 Los Angeles Littlerock Creek. 762 Comment
  RSA599667  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-5-1 9686 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
  RSA0062635  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
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Oct 12 2018
  UC203111  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-26 10577 Los Angeles near High School; Lancaster Comment
  UCR124869  Ericameria palmeri B. C. Templeton 1962-9-27 9372 Los Angeles Southern Coastal Plain, Los Angeles [Westlake near Macarthur Park], near 6th St. and Coronado St. 107 Comment
  RSA0103911  Ericameria parishii R. G. Swinney 2011-10-10 15749 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  OBI5767  Ericameria parishii var. parishii Carl B. Wolf 1931-10-20 2470 Los Angeles Just below the Padua Hills Theatre; above Claremont, west slope of San Gabriel Mts Comment
  UCR271217  Ericameria parryi R. G. Swinney 2011-9-27 15706 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-BC293157  Ericameria pinifolia Cecil Hart 1926-3-9 s.n. Los Angeles Between Whitewater & Indio Comment
  POM4764  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles Near Azusa. Comment
  RSA786156  Ericameria pinifolia J. D. Olmsted 1959-4-3 334 Los Angeles Foot of San Gabriel Mts., San Antonio wash: Blanchard Park on Pomona College campus east of Claremont. 366 Comment
  SBBG62805  Ericameria pinifolia R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, near Oak's Garage Comment
  UC527282  Ericameria pinifolia C. B. Wolf 1931-5-13 Los Angeles near bridge on the road from Tujunga to San Fernando; Pacoima Wash 365 Comment
  UCR26140  Ericameria pinifolia John C. Roos 1937-2-23 2481 Los Angeles San Gabriel Valley, Claremont Comment
  UCR209475  Erigeron foliosus R. G. Swinney 2008-7-3 9147 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR143541  Erigeron foliosus var. covillei C. F. Baker 1903-8-2 3451 Los Angeles Transverse Ranges; San Gabriel Mtns., San Antonio Canyon near Claremont Comment
  RSA586664  Erigeron foliosus var. foliosus Orlando Mistretta 1995-6-1 1760 Los Angeles San Gabriel Mountains: Carr Canyon. 1037 Comment
  SEINET11836745  Erigeron foliosus var. stenophyllus M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts., trail from Mt. Howe to Mt. Wilson 1615 Comment
  SEINET6699514 Image available Eriodictyon crassifolium B. C. Templeton, T. W. and C. B. Clokey 1930-5-13 1466 Los Angeles Bouquet Canyon 600 Comment
  CAS-BOT-BC189195  Eriodictyon crassifolium var. nigrescens Ernest Braunton 1902-5-5 293 Los Angeles Glendora Comment
  OBI26929  Eriodictyon crassifolium var. nigrescens David J. Keil, Dirk Walters 1977-4-30 12310 Los Angeles Ridge Rte, ca. 9 mi from jctn with Los Angeles Co. Rd N-2 Comment
  RSA602059  Eriodictyon crassifolium var. nigrescens Scott D. White 1997-5-7 5055 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. 320 Comment
  RSA180096  Eriodictyon crassifolium var. nigrescens Wandalee Thompson 1965-6-15 s.n. Los Angeles Pine Canyon. 1067 Comment
  CAS-BOT-BC188944  Eriodictyon parryi Nancy Ryan Zabriskie; John & Miriam Arozena 1971-6-26 409 Los Angeles Loomis Ranch, W of Chilao, San Gabriel Mountains 1295 Comment
  CAS-BOT-BC188952  Eriodictyon parryi I. M. Johnston 1917-7-1 1437 Los Angeles Head of Evey Canon [Canyon] 1371 Comment
  RSA0057885  Eriodictyon trichocalyx Richard G. Swinney 2010-9-7 13697 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA292548  Eriodictyon trichocalyx James Henrickson, D. Soltz 1975-5-26 14677 Los Angeles 8 miles E of Little Rock, along Powrline Road, 1mle N of Pearblossom Hwy at crossing of Big Rock Creek Comment
  RSA455075  Eriodictyon trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  SBBG6092  Eriodictyon trichocalyx H. and M. Dearing 1941-5-11 4648 Los Angeles near Big Rock Crk Comment
  SD146247  Eriodictyon trichocalyx A. C. Sanders, D. Malueg 1998-6-24 22077 Los Angeles San Gabriel Mountains: 2 miles E of Mt Gleason at Little Gleason Forestry Plantation, on S. Cal. Edison Mesa-Vicent transmission line at tower 7-2 (Acton 7.5'Q) 1707 Comment
  RSA455064  Eriodictyon trichocalyx var. trichocalyx Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  UCSB5289  Eriodictyon trichocalyx var. trichocalyx Crum, Charles 1958-7-3 Los Angeles Crystal Lake recreation area 1828 Comment
  RSA783131  Eriogonum J. D. Olmsted 1959-9-21 972 Los Angeles 1/2 mi SW of intersection of roads from Tanbark Flat and Glendora Mt. Rd. along Rd. from Big Dalton dam, San Dimas Experimental Forest. 823 Comment
  RSA766432  Eriogonum angulosum Fay A. MacFadden 1929-11-2 87 Los Angeles Near Palmdale. 823 Comment
  POM19151  Eriogonum brachyanthum P. A. Munz 1923-5-27 6894 Los Angeles San Gabriel Mountains: Pallett Creek. Comment
  CAS-BOT-BC256297  Eriogonum covilleanum Timothy S. Ross; Steve Boyd 1994-9-21 8282 Los Angeles Vicinity of West Summit, construed as knoll ca 85 m S of intersection of sections 3,4,9,10, Liebre Mountains 1708 Comment
  CAS-BOT-BC242772  Eriogonum davidsonii I. M. Johnston 1918-9-1 2134 Los Angeles San Antonio Mountains, Brown's Flats 1310 Comment
  SBBG126946  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-14 3467 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km S of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  SD215615  Eriogonum davidsonii Timothy S. Ross, Steve Boyd 1990-6-18 3522 Los Angeles Ball Flat; 1500 m due north of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1743 Comment
  UCR280745  Eriogonum davidsonii R. G. Swinney 2014-4-23 16164 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  RSA755174  Eriogonum davidsonii Robert F. Thorne, M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2027 Comment
  SDSU6562  Eriogonum elongatum A. H. Gallup 1948-10-21 72 Los Angeles Lebec. San Gabriel Mt. Range. 1067 Comment
  LA200759  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  SBBG62027  Eriogonum elongatum var. elongatum R. Hoffmann 1928-7-7 Los Angeles 5 mi W of Castaic Comment
  CAS-BOT-BC253205  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles E. slope of Coldwater Canyon, Santa Monica Mts. 335 Comment
  RSA0106499  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-10-18 15835 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA662327  Eriogonum fasciculatum var. foliolosum Daniel Curran 1981-2-25 29 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  POM2238  Eriogonum fasciculatum var. polifolium D. L. Crawford 1915-8-14 501 Los Angeles San Gabriel Mountains: Palmer Canyon, Claremont 1524 Comment
  UCR199998  Eriogonum fasciculatum var. polifolium Valerie Soza, Mariam Sidibeh 2003-3-26 1605 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 610 Comment
  RSA188101  Eriogonum giganteum var. giganteum Robert F. Thorne 1965-6-23 35013 Los Angeles Santa Catalina Island in lower portion of Hamilton Canyon 76 Comment
  CAS-BOT-BC253439  Eriogonum gracile J. Ewan 1931-10-24 5271 Los Angeles One mile above Malibu Lake Comment
  CAS-BOT-BC253450  Eriogonum gracile Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR179709  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5123 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC261173  Eriogonum heermannii var. heermannii Elmer I. Applegate 1931-11-8 7003 Los Angeles 5 miles east of Little Rock, Big Rock Creek Ranger Station, Big Rock Creek, north base of San Gabriel Mts. Comment
  RSA230214  Eriogonum hirtiflorum Robert F. Thorne 1969-7-2 38273 Los Angeles Angeles National Forest; along Angeles Crest Hwy, 0.5 miles S of Dawson Saddle 2378 Comment
  UCR276886  Eriogonum hirtiflorum R. G. Swinney 2011-6-7 15083 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA587209  Eriogonum maculatum Orlando Mistretta, Christine Mistretta 1995-5-2 1663 B Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  CAS-BOT-BC268785  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles Near Lancaster Comment
  RSA523298  Eriogonum mohavense G. H. True 1935-4-19 274 Los Angeles Lovejoy Butte. 854 Comment
  RSA66039  Eriogonum mohavense F. W. Peirson 1919-5-11 407 Los Angeles Soledad Canyon, about 1 mile below Acton, sw. Mojave Desert. 808 Comment
  SBBG15366  Eriogonum molestum H. and M. Dearing 1944-5-10 5894 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  RSA773622  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-6-24 11246 Los Angeles summit of Granite Mountain 1988 Comment
  CAS-BOT-BC269773  Eriogonum nudum var. pauciflorum James L. Reveal; Barbara J. Ertter 1976-6-28 4557 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.1 mile northwest of Mill Creek Summit 1615 Comment
  UC284886  Eriogonum parishii P. A. Munz 1923-8-31 7680 Los Angeles s Swartout Valley (Blue Ridge); San Gabriel Mts., Blue Ridge 2575 Comment
  RSA393064  Eriogonum parvifolium var. parvifolium L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  SBBG65204  Eriogonum plumatella R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC1871239  Eriogonum pusillum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4947 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR149527  Eriogonum pusillum R. G. Swinney 1997-6-25 5642 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  UCR193692  Eriogonum pusillum R. G. Swinney 1999-4-5 7044 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  CAS-BOT-BC267757  Eriogonum roseum Lester Rowntree 1928-10-5 s.n. Los Angeles Bouquet Canyon Comment
  SBBG1665  Eriogonum roseum H. and M. Dearing 1937-10-15 126 Los Angeles Mint Cyn Rd near Palmdale Comment
  RSA271929  Eriogonum saxatile Fordyce Grinnell Jr. 1910-06 1515 Los Angeles San Gabriel Mountains: Strawberry Ridge. Comment
  RSA782020  Eriogonum saxatile Elizabeth A. Kempton, Eric Paul 2006-6-28 402 Los Angeles Santa Clara Divide Road (FS#3N17.4) 1748 Comment
  UC205965  Eriogonum saxatile I. M. Johnston 1917-7-3 1463 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1828 Comment
  RSA229110  Eriogonum saxatile Robert F. Thorne, C. W. Tilforth 1971-6-30 40743 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 0.5 mi. N of Chilao Station on W slopes of Mt. Hillyer 1585 Comment
  OBI2658  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area, state hwy 2, San Gabriel Mts Comment
  UCR20215  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mountains, Mt. Islip 2500 Comment
  UCR202688  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8030 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  SD1304  Eriogonum umbellatum var. munzii Ruth B. Randall 1931-7-19 Los Angeles Swartout, on rocky hillside; San Bernardino Mountains 1950 Comment
  RSA226988  Eriogonum umbellatum var. subaridum Robert F. Thorne 1971-8-25 41238 Los Angeles below summit of Mt. Hawkins 2652 Comment
  RSA760601  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-8-13 9401 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  CAS-BOT-BC297917  Eriophyllum confertiflorum Joseph Andorfer Ewan 1936-8-9 10027 Los Angeles On road cut, 0.5 mile N of Bald Flat on Blue Ridge, San Gabriel Mts 2529 Comment
  CAS-BOT-BC297924  Eriophyllum confertiflorum LeRoy Abrams 1902-6-30 2601 Los Angeles Near the summit of Mt Wilson Comment
  RSA0088256  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA40260  Eriophyllum confertiflorum L. S. Rose 1946-7-21 46234 Los Angeles S slope of Cahuenga Peak. 305 Comment
  RSA580975  Eriophyllum confertiflorum Catherine A. Mish 1995-3-4 20 Los Angeles Santa Monica Mtns, Caballero Cyn. Located 1.5 km from trailhead. 380 Comment
  RSA654645  Eriophyllum confertiflorum Fred Brooks, P. Sobkowiak 1988-4-23 10 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA771851  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10911 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SFV16699  Eriophyllum confertiflorum P. Wilson, J. M. Albert 1996-6-12 3434 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  SEINET11850714  Eriophyllum confertiflorum H. W. Graham 1927-1 9 /9/2015 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, near Los Angeles Comment
  OBI6195  Eriophyllum confertiflorum var. confertiflorum Shirley Vaughan 1974-5-12 3 Los Angeles Near Hwy 138 and 200th St. W 762 Comment
  RSA632935  Eriophyllum confertiflorum var. confertiflorum Valerie L. Soza, Kent Hughes 1999-6-17 544 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA658400  Eriophyllum confertiflorum var. confertiflorum R. Aguayo 1992-5-22 4 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.4 mi. west of gate, a roadside. 884 Comment
  UC468942  Eriophyllum confertiflorum var. confertiflorum C. F. Millspaugh 1920-3-9 4759 Los Angeles Pebble Beach Road Santa Catalina Island Comment
  RSA747149  Eriophyllum wallacei R. G. Swinney 2008-5-8 8818 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
  SFV15589  Eriophyllum wallacei K. C. Molina, K. L. Garrett 1992-5-10 20 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  UC896380  Eriophyllum wallacei Alice Eastwood 1913-5-11 3180 Los Angeles San Fernando Wash Comment
  RSA0034355  Erodium botrys A. C. Sanders 2007-4-19 33432 Los Angeles Hills north of Oso Canyon and south of the National Cement Plant, Seen only in one place today: 34 deg 48 02N, 118 deg 44 52W. 1006 Comment
  RSA656865  Erodium botrys Joseph M. Keefe 2001-1-24 31019 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR151011  Erodium botrys Scott D. White 1997-5-7 5067 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
  CDA4357  Erodium botrys L. C. Wheeler 1947-1-5 6564 b Los Angeles Arcadia: In parkway in center of Woodward Avenue between Baldwin Avenue and Oakwood Drive.. . 0 Comment
  RSA578830  Erodium cicutarium Tim S. Ross, Darin Banks 1994-4-13 7515 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  UC17098  Erodium cicutarium J. Burtt Davy May 9 1896-May 24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  UCR271791  Erodium cicutarium R. G. Swinney 2010-3-24 12046 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  LA82189  Erodium cicutarium O. H. Kappler; 1941-3-15 132 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA391811  Erodium cicutarium Unspecified 1930-6-30 499 Los Angeles Del Rey. 3 Comment
  RSA450809  Erodium moschatum A. C. Sanders 1987-12-4 7579 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA529295  Erodium moschatum Tim S. Ross 1991-4-8 4455 Los Angeles Elephant Hill: western Pomona. 229 Comment
  UC1211011  Erysimum capitatum Huron H. Smith 1912-5-3 4932 Los Angeles Azusa 243 Comment
  RSA530285  Erysimum capitatum var. capitatum Fay A. MacFadden 1931-3-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA653881  Erysimum capitatum var. capitatum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 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
  UC1536946  Erysimum capitatum var. capitatum Gordon H. True Jr. 1935-3-27 179 Los Angeles slope 5 mi sw Palmdale; City Ranch 944 Comment
  UCSB2332  Erysimum capitatum var. capitatum Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns. 457 Comment
  RSA530242  Erysimum suffrutescens G. J. Hollenberg 287 Los Angeles Near El Segundo Comment
  SD254670  Erythranthe guttata R. G. Swinney 2011-6-7 15054 Los Angeles San Gabriel Mountains; Chilao Flat, 26 road milse NE of I-210 freeway at Hwy 2 junction, at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek (Chilao Flat 7.5'Q) 1573 Comment
  CAS-BOT-BC402728  Eschscholzia caespitosa L. R. Abrams 1901-6-1 1700 Los Angeles Santa Monica Mts Comment
  UCR178616  Eschscholzia caespitosa R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  RSA0060779  Eschscholzia californica LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6811 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA162786  Eschscholzia californica John Olmsted 1958-3-7 24 Los Angeles Oak woodland with gradual Southward drainage along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA0038397  Eschscholzia californica L. Haines 1935-7-4 s.n. Los Angeles San Dimas, San Gabriel Mts. Comment
  RSA213369  Eschscholzia californica Reid V. Moran 1941-2-25 612 Los Angeles Above sea, N of Wilson's Harbor, Santa Catalina Island 100 Comment
  SEINET12102670  Eschscholzia californica J. F. Bright, Wyman, C. 1931-1 5494 Los Angeles near Pasadena Comment
  UCSB2172  Eschscholzia californica Decker, Helen 1946-4-14 Los Angeles Near Devil's Gate Dam, Pasadena 487 Comment
  RSA433666  Eschscholzia californica subsp. californica Ambrose Schindler 1940-3-4 s.n. Los Angeles Tujunga Canyon. Comment
  POM243801  Eschscholzia californica var. peninsularis F. R. Fosberg 1931-4-16 4650 Los Angeles Eagle Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  POM18263  Eschscholzia minutiflora P. A. Munz 1923-5-26 6802 Los Angeles Big Rock Creek. 1280 Comment
  RSA718269  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5993 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  UC186880  Eschscholzia minutiflora Samuel B. Parish June 1887 1951 Los Angeles Alpine Comment
  RSA445472  Eschscholzia ramosa F. R. Fosberg 1931-5-6 S- 4801 Los Angeles Cape Canyon. Santa Catalina Island. 250 Comment
  SBBG20739  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles between Northwest Harbor and Whale Pt 7 Comment
  UC1215177  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles above Wilson Cove; San Clemente Island 60 Comment
  CHSC95746  Eucalyptus robusta LeRoy Gross 2003-2-22 740 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 Comment
  UC1204766  Eucalyptus sideroxylon Huron H. Smith 1912-3-16 4509 Los Angeles Santa Monica, State Eucalyptus Exp. Station 91 Comment
  IRVC29542  Eucrypta chrysanthemifolia A. C. Sanders 2003-4-29 26165 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA580964  Eucrypta chrysanthemifolia Catherine A. Mish 1995-3-18 25 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  RSA570041  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4898 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UC1870334  Eulobus californicus LeRoy Gross, Laura Moore 2000-6-5 201 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. Elev. 900 Feet. Comment
  RSA674605  Euphorbia maculata Scott D. White 2000-6-24 8095 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  UCD142588  Euphorbia maculata S. I. Apfelbaum 1980-4-1 80 Los Angeles International airport. Comment
  CAS-BOT-BC202395  Euphorbia ocellata Louis Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca 3 mi east of 90th street east and Ave 6 on Ave 0 ca 1 mile west of Alpine Butte. Wildflower Sanctuary Comment
  UCR280582  Euphorbia peplus R. G. Swinney 2014-5-13 16481 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
  CATA1739  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3123 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  CATA670  Festuca myuros Mark L. Hoefs 1991-4-23 1159 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  LA13071  Festuca myuros A. M. Johnson; 1933-5-30 4301 Los Angeles San Gabriel Mountains, San Gabriel Wash Comment
  RSA0104991  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UCR124246  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile SSE of Isthmus Bench Mark 122 Comment
  RSA0113446  Filago arizonica Steven A. Junak 2001-4-13 SCa- 1432 Los Angeles Santa Catalina Island. Just S of old road, on ridgetop overlooking Empire Landing. 226 Comment
  RSA609264  Filago californica L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  RSA625855  Filago californica Scott D. White, Pam De Vries 1998-4-19 6278 Los Angeles Irwindale: Santa Fe Flood Control Basin (on the San Gabriel River) 150 Comment
  SEINET13383110 Image available Filago californica R. G. Swinney 2010-1 12110 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  SBBG12437  Foeniculum vulgare P. H. Raven 1962-7-10 17965 Los Angeles Wilson Cove 91 Comment
  RSA780994  Forestiera pubescens R. G. Swinney 2009-5-13 10781 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  CAS-BOT-BC52555  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1990-6-1 2728 Los Angeles Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). Acton USGS 7.5' quad 1194 Comment
  LA52236  Frangula californica subsp. californica A. M. Johnson; 1932-5-30 4115 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  SBBG89253  Frangula californica subsp. californica J. Adams 1965-5-14 226 Los Angeles Mount San Antonio Cyn, 2.7 mi above lower Mt San Antonio Forest station 1011 Comment
  CAS-BOT-BC53482  Frangula californica subsp. tomentella Peter H. Raven; Henry J. Thompson 1959-10-18 14679 Los Angeles along Mulholland Highway 2.9 miles east of Decker Road 662 Comment
  POM244897  Frankenia salina F. R. Fosberg 1931-5-17 4885 Los Angeles Little Harbor, Santa Catalina Island. 1 Comment
  UC420675  Frankenia salina I. Johnston 1917-6-19 1269 Los Angeles between Mesmer and Playa del Rey Comment
  RSA228858  Frasera neglecta Robert F. Thorne 1971-6-26 39992 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  RSA782491  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2009-4-13 10327 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UC1922447  Fraxinus uhdei LeRoy Gross 2007-5-16 2731 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southern side of the range: Entrance to Wildwood Canyon at intersection with Harvard Road and Wildwood Canyon Road. Near 387 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  POM244243  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 8 miles above Tie Camp summit. 1677 Comment
  UCSB24490  Fremontodendron californicum Wulkau, C. 1966-5-13 Los Angeles On California Hwy. 138, 7.3 miles east of San Bernardino County line Comment
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Nov 5 2014
  RSA426874  Fremontodendron californicum subsp. californicum M. B. Dunkle 1933-6-17 3632 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  RSA609275  Fremontodendron californicum subsp. californicum Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  CAS-BOT-BC130251  Fritillaria biflora Grant 1901-3-10 3476 Los Angeles Pasadena, San Rafael Ranch Comment
  RSA527803  Funastrum cynanchoides var. hartwegii Tim Ross, Annette Ross 1991-6-3 5541 Los Angeles Elephant Hills: west Pomona. 293 Comment
  UCR162365  Gaillardia pulchella Anuja Parikh, Nathan Gale 2004-6-15 2041 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  POM358609  Galinsoga parviflora var. parviflora F. W. Peirson 1931-4-11 9375 Los Angeles 1077 New York Avenue, Altadena. Comment
  RSA567522  Galium andrewsii subsp. andrewsii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3916 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  SEINET6098411  Galium angustifolium Scott D. White 1998-8-11 7048 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA229725  Galium angustifolium subsp. angustifolium Robert F. Thorne 1969-7-2 38214 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  UCR129376  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-5-8 309 Los Angeles San Gabriel Mtns, Little Rock Creek. Slopes east of Little Rock Creek Reservoir 1159 Comment
  CAS-BOT-BC223043  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-7-28 1591 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1752 Comment
  SBBG95196  Galium aparine M. B. Dunkle 1921-3-31 1764 Los Angeles Little Harbor 60 Comment
  UC2052834  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  UCR186971  Galium aparine A. C. Sanders 2006-4-25 32172 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
  POM367736  Galium aparine Freda Detmers 1929-4-13 s.n. Los Angeles Horse Trail, Santa Catalina Island. Comment
  RSA0045483  Galium aparine Paul M. Inman 1983-5-15 51583 -7 Los Angeles United States, California, Los Angeles County. Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, from bank of Winter Creek trail, at the first weir above Hoegee's Camp. 792.48 Comment
  RSA588082  Galium aparine Orlando Mistretta, Tim S. Ross 1994-6-1 1295 Los Angeles San Gabriel Mountains: Santiago Canyon. 1799 Comment
  UC519952  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Browns Flat-Fern Canyon water trail San Gabriel Mts. 1219 Comment
  CATA3546  Galium catalinense Peter J. Dixon 2018-5-26 110 Los Angeles Santa Catalina Island: Channel side; West End of Island, Emerald Bay; from point between Emerald Bay and Howlands Landing, rocky bluffs near coast, n-facing. 10 Comment
  CATA3550  Galium catalinense Peter J. Dixon 2018-5-30 114 Los Angeles Santa Catalina Island: Channel side; Avalon, near Cabrillo Mole (ferry terminal); Steep, rocky, n-facing bluff, diorite. 15 Comment
  UC729797  Galium catalinense Carl B. Wolf 1932-5-11 3553 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  CAS-BOT-BC217460  Galium catalinense E. R. Blakley 1962-10-4 5397 Los Angeles Ironwood Gully, south of Catalina Harbor at Isthmus, Santa Catalina Island 167 Comment
  CAS-BOT-BC217475  Galium catalinense Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4263 Los Angeles Lower half of Chna Cyn, S end of island, W side, San Clemente Island Comment
  SD181349  Galium grande Valeria Soza, W. Law, L. Moore 2000-7-7 1054 Los Angeles San Gabriel Mountains; East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail and Silver Fish Road, along Silver Fish Road 853 Comment
  RSA202690  Galium jepsonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4122 Los Angeles San Gabriel Mountains, Cloudburst Summit on Angeles Crest Highway north of Waterman Mountain. 2140 Comment
  RSA0013556  Galium johnstonii Orlando Mistretta, Christine Mistretta 2011-6-30 5784 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  SD143724  Galium nuttallii Scott D. White 1997-3-12 4767 Los Angeles Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mulholland Hwy 299 Comment
  CATA831  Galium nuttallii subsp. insulare Mark L. Hoefs 1991-6-26 1428 Los Angeles Santa Catalina Island: Near middle of Cape Canyon 320 Comment
  RSA188396  Galium nuttallii subsp. insulare Robert F. Thorne, Percy C. Everett 1965-6-22 34902 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  UCR182478  Galium parishii R. G. Swinney 1997-7-17 5686 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  SBBG13337  Gambelia speciosa E. R. Blakley 1962-6-10 5246 Los Angeles 0.25 mi up cyn from its mouth; cyn half way between Eel Pt and Seal Cove 30 Comment
  UCR216879  Gamochaeta pensylvanica R. G. Swinney 2009-3-13 10113 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  CAS-BOT-BC303352  Gamochaeta pensylvanica Peter H. Raven 1961-10-29 16869 Los Angeles In the Botanic Garden, near the front gate, Claremont 259 Comment
  RSA656219A  Gamochaeta pensylvanica Joseph M. Keefe 1978-5-23 23249 -A Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  RSA549150  Garrya veatchii Tim S. Ross 1990-6-20 3651 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA97226  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  UCSB392  Gastridium phleoides Beach, Kay 1943-9-21 Los Angeles Overflow from concrete tank above Tanbark parking lot; San Dimas Experimental Forest, San Gabriel Mountains Comment
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Apr 29 2015
  CAS-BOT-BC282618  Gastridium phleoides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Unspecified Comment
  SEINET13203144 Image available Gayophytum heterozygum R. G. Swinney 2008-1 9050 Los Angeles San Gabirel Mountains: 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 (Valyermo 7.5' Q.) 2160 Comment
  UCR238618  Gayophytum heterozygum Anuja Parikh, Nathan Gale 2010-6-21 3154 Los Angeles Transverse Range; San Gabriel Mountains, upper Shortcut Canyon, 0.4 km S of State Highway 2 (Angeles Crest Hwy), 1.0 km SE of intersection with Upper Big Tujunga Canyon Rd. 1395 Comment
  UCR108421  Genista linifolia L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson road, below Henninger Flats 671 Comment
  CAS-BOT-BC208032  Genista monspessulana Alice Eastwood 1917-7-20 s.n. Los Angeles Santa Catalina Island Comment
  SBBG64393  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  RSA714915  Gilia angelensis A. C. Sanders, Mark Elvin, et al. 2003-4-14 25965 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR101293  Gilia austrooccidentalis L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  SD178204  Gilia capitata A. C. Sanders, T. B. Salvato 2005-4-26 29682 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. On south-facing slopes. 594 Comment
  RSA470214  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1914-05 s.n. Los Angeles La Crescenta. Comment
  RSA611633  Gilia capitata subsp. abrotanifolia Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10115 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 536 Comment
  UC23343  Gilia capitata subsp. abrotanifolia H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  UCR155588  Gilia capitata subsp. abrotanifolia A. C. Sanders, Helen Kennedy 2005-4-13 29448 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA597450  Gilia capitata subsp. abrotanifolia T. S. Ross, J. Mark Porter 1995-5-4 8501 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  CAS-BOT-BC226345  Gilia latiflora subsp. davyi E. K. Balls; N. N. Balls 1966-3-17 12124 Los Angeles 1.5 mi E. of Llano along Hwy 138. Palmdale to the Cajon Pass Comment
  SBBG5867  Gilia latiflora subsp. latiflora H. and M. Dearing 1949-4-27 6759 Los Angeles Lancaster Comment
  SD48353  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1954-4-19 9326 Los Angeles Open desert plain just east of Palmdale. 822 Comment
  RSA0014579  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5721 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  RSA730080  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-5 7257 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR110899  Gilia leptantha subsp. transversa A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22004 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR194089  Gilia modocensis A. C. Sanders 2008-4-25 35119 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  UCR203206  Gilia modocensis R. G. Swinney 2005-5-21 8247 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR270458  Gilia modocensis R. G. Swinney 2011-5-12 14676 Los Angeles San Gabriel Mountains, 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
  RSA527598  Gilia nevinii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4425 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SBBG42284  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Ridge Comment
  SD66836  Gilia nevinii R. Mitchel Beauchamp 1967-3-17 247 Los Angeles San Clemente Island, on slope east of Wilson Cove. Comment
  UCR143324  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arnseth 1992-4-5 128 Los Angeles Channel Islands, San Clemente Island, Guds area on extreme south end 175 Comment
  CAS-BOT-BC402003  Gilia ochroleuca subsp. bizonata Steve Boyd; Lauren Raz 1997-4-30 9635 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 914 Comment
  RSA0017151  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-10 6390 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
  HSC81823  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, G. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mtns., 0.25 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge 1159 Comment
  UC879941  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  RSA0017168  Gilia ochroleuca subsp. vivida West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats. Comment
  RSA469699  Gilia tricolor subsp. diffusa Rose L. Burch 1940-4-9 4028 -12 Los Angeles Lancaster Comment
  RSA115876  Glycyrrhiza glabra George W. Garrettson s.n Los Angeles South side of Valley Blvd., 1/4 mile East of Collins St., Spadra. Comment
  RSA0036802  Gnaphalium californicum Louis Van Velzen 1987-5-19 87 -16 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  RSA653288  Gnaphalium californicum Kelly Middleton, David Middleton 1988-5-23 28 Los Angeles Glendora Ridge Road, 8.0 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora 1067 Comment
  RSA527798  Gnaphalium californicum Timothy S. Ross, Annette Ross 1991-6-3 5544 Los Angeles Elephant Hill, W Pomona 274 Comment
  IRVC29585  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26193 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  POM12333  Gnaphalium chilense F. L. Robinson 1921-5-9 70 Los Angeles Claremont. Comment
  RSA226075  Gnaphalium palustre R. F. Thorne, C. W. Tilforth 1971-6-17 39916 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  RSA703497  Gnaphalium stramineum Scott D. White, Michael Honer 2004-6-24 10491 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  RSA727377  Grayia spinosa R. G. Swinney 1998-5-16 6104 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, west of Mescal Highlands, Graham Canyon, 0.3 mi. N of Panorama Way at Graham Cyn. Motorway, 2.0 mi. S. of Ft. Tejon Rd. 1317 Comment
  LA32029  Grindelia camporum Peter H. Raven; Henry J. Thompson 1959-6-4 14344 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 3 Comment
  RSA127786  Grindelia camporum var. bracteosa Peter H. Raven, H. J. Thompson 1959-6-4 14344 Los Angeles Point Dume 15 Comment
  POM18209  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles San Clemente Island: canyon-wall, south of Lemon Tank ; east coast Comment
  RSA763746  Guillenia lasiophylla Orlando Mistretta, Christine Mistretta 2008-5-20 3174 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  CAS-BOT-BC302124  Gutierrezia sarothrae Alice Eastwood 1906-5-27 208 Los Angeles Country adjacent to Los Angeles. Glendale Comment
  POM4718  Gutierrezia sarothrae L. R. Abrams 1902-7-5 1557 Los Angeles Azusa Comment
  RSA0041771  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak 1997-6-4 2765 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing. 106 Comment
  CATA1987  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 355 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak 396 Comment
  SBBG122071  Harpagonella palmeri A. Parikh, N. Gale 2003-4-10 1739 Los Angeles 2.5 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N bank of Santa Clara River 400 Comment
  SBBG32100  Harpagonella palmeri R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -175 Los Angeles just N of Salta Verde Pt, Salta Verde Comment
  SBBG128205  Hazardia cana M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2199 Los Angeles Horse Beach Cyn, ca. 2.5 mi N of China Point 183 Comment
  UCR220242  Hedypnois cretica R. G. Swinney 2009-4-13 10331 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA202450  Hedypnois cretica R. L. Armacost 1964-1-17 1715 Los Angeles Playa del Rey Comment
  LA35979  Helianthemum scoparium Peter H. Raven; David S. Verity 1960-5-7 15321 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  RSA0067560  Helianthemum scoparium R. G. Swinney 2010-5-4 12499 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
  RSA0096949  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5348 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCSC000734  Helianthus annuus P. L. Johannsen 1934-1-25 239 Los Angeles Santa Susana, Mission Point 762 Comment
  RSA0087388  Helianthus gracilentus R. G. Swinney 2010-5-25 12977 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SBBG60838  Helianthus gracilentus R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  RSA226064  Helianthus gracilentus R. F. Thorne, C. W. Tilforth 1971-6-17 39935 Los Angeles San Gabriel Mts; Angeles National Forest: 3.8 mi. up Little Tujunga Road from Little Tujunga Forestry Station. 610 Comment
  UCR161639  Heliotropium curassavicum 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
  RSA714800  Hemizonia fasciculata A. C. Sanders, Mark Elvin 2003-6-18 26937 Los Angeles Along crest road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch. 854 Comment
  UCR205709  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR99407  Hemizonia parryi subsp. australis D. E. Bramlet 1996-10-22 2480 Los Angeles South Coast 7.5' Q., Texaco Bryant Lease Oil Field, c. 91.6 m SE of the intersection of Studebaker Rd. and Westminister Ave., 412 m west of San Gabriel river 3 Comment
  LA35607  Hesperocnide tenella A. K. Khudairi; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM246469  Hesperocnide tenella F. R. Fosberg 1931-3-24 S- 4347 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  UC34918  Hesperolinon micranthum Dr. A. Davidson 1890-1 Los Angeles Newhall Comment
  UCR256228  Hesperoyucca whipplei R. G. Swinney 2010-6-4 13046 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  CAS-BOT-BC143678  Heteromeles arbutifolia L. R. A. 1900-8-10 s.n. Los Angeles San Gabriel [Canon] Canyon Comment
  CAS-BOT-BC143687  Heteromeles arbutifolia C. B. Wolf 1936-1-3 s.n. Los Angeles Avalon, Santa Catalina Island 60 Comment
  RSA0072419  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  UCR217424  Heteromeles arbutifolia R. G. Swinney 2009-3-10 10062 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR68920  Heteromeles arbutifolia Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4231 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0074064  Heterotheca grandiflora Scott D. White 1995-10-19 3711 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  RSA0074402  Heterotheca grandiflora Robert Gustafson 1980-7-9 1796 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA0074417  Heterotheca grandiflora M. B. Dunkle 1928-5-27 1976 Los Angeles Hamilton Canyon, Santa Catalina Island. 46 Comment
  SBBG131991  Heterotheca grandiflora S. A. Junak, R. Philbrick 1990-11-8 SCI 125 Los Angeles Camera Pad "Pebble" 365 Comment
  UC55053  Heterotheca grandiflora Miss E. D. Palmer Los Angeles Comment
  UCR162374  Heterotheca sessiliflora subsp. fastigiata Anuja Parikh, Nathan Gale 2004-6-16 2046 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  SBBG126040  Heuchera caespitosa O. Mistretta with C. Mistretta 2008-5-20 3136 Los Angeles Rincon Red Box Rd W fork of the San Gabriel River, N slope of Monrovia Pk; San Gabriel Mtns 1150 Comment
  RSA0045441  Heuchera caespitosa Wendy Boes, Andrew S. Wheeler 2009-6-21 2009 -020 Los Angeles San Gabriel Mountains; Sunset Peak, Forest Service RD 2N07.2 1737 Comment
  CAS-BOT-BC48131  Heuchera elegans A. D. E. Elmer 1902-6-1 3687 Los Angeles Acton, Mt. Gleason Comment
  RSA0062931  Heuchera elegans Scott D. White, Dave Bramlet 1998-8-11 7038 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA0063244  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mountains. North slope, Strawberry Peak. 1753 Comment
  RSA0063278  Heuchera elegans Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area State Hwy 2, San Gabriel Mtns. 2287 Comment
  UCR209912  Hieracium horridum R. G. Swinney 2008-7-25 9308 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  UCSB2242  Hirschfeldia incana Ballard 1954-3-30 Los Angeles Pomona College Campus, Claremont 259 Comment
  LA30872  Hirschfeldia incana Peter H. Raven; Jane Turner, Barbara Whitesel C 150 Los Angeles Santa Monica Mountains, Point Dume Comment
  POM147540  Hordeum intercedens Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG120074  Hordeum marinum subsp. gussoneanum A. C. Sanders 2005-5-5 29937 Los Angeles SW end of Cruzan Mesa at site of former dairy, E of Bench Mark "Plum"; Santa Clarita area 655 Comment
  RSA0112839  Hordeum marinum subsp. gussoneanum Steven A. Junak 1999-5-20 SCa- 957 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road. 305 Comment
  RSA533435  Hordeum murinum subsp. glaucum Timothy S. Ross 1991-4-21 4514 Los Angeles Whittier Hills; (Puente Hills, pro parte); Middle Turnbull Canyon drainage just SW of old water tank. 220 Comment
  RSA660893  Hordeum murinum subsp. glaucum Ann Williams 1992-5-14 13 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  POM352467  Hordeum murinum subsp. leporinum Jack Rempel 1932-3-24 s.n. Los Angeles El Segundo. Comment
  UC818521  Hordeum murinum subsp. leporinum Marcus E. Jones, A. M. 1882-5-1 3562 Los Angeles Los Angeles Comment
  UCD86229  Hordeum murinum subsp. leporinum Charles F. Hewitt 1975-3-13 LASCA 1044 Los Angeles Arcadia. Los Angeles State and County Arboretum. Tallac Knoll. Comment
  RSA258395  Hordeum vulgare C. W. Tilforth 1973-4-18 771 Los Angeles Weeds of RSABG Comment
  UCR219935  Hordeum vulgare R. G. Swinney 2009-4-16 10378 B Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UC1586212  Horkelia rydbergii Tim Ross 1991-8-16 5838 Los Angeles Horse Flats San Gabriel Mtns, Chilao Flats USGS 7.5' quad 1719 Comment
  RSA0126814  Horkelia rydbergii Louis C. Wheeler 1967-7-15 10027 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UC2030084  Hornungia procumbens V. Soza, LeRoy Gross 2002-4-3 1382 Los Angeles Transverse Ranges, Liebre Mountains region: West side of Bouquet Canyon, canyon opposite Texas Canyon. Stable Fire 2001 area. Comment
  SBBG127084  Hosackia oblongifolia var. oblongifolia A. Parikh, N. Gale 2011-6-20 3492 Los Angeles S of Rabbit Peak, 2 km E of Angeles Forest Hwy, just N of Monte Cristo Crk; San Gabriel Mtns 1300 Comment
  RSA0069837  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA229732  Hulsea heterochroma R. F. Thorne 1971-6-26 40596 Los Angeles Summit of Mt. Wilson 1738 Comment
  SD102326  Hulsea heterochroma D. Keil 1977-6-11 K 12390 Los Angeles Along Los Angeles County Road N-2 (Pine Canyon Road), 4 miles west of junction with Three Points Road 1160 Comment
  RSA720498  Hulsea vestita subsp. gabrielensis Naomi Fraga, Bill Hogshead 2006-5-31 1684 Los Angeles Along the Santa Clara Divide Road, between Indian Canyon and North Fork Station. Comment
  RSA578724  Hymenoclea salsola Timothy S. Ross, J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA755972  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-12 2416 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA614816  Hypericum formosum var. scouleri L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  JEPS30476  Hypochaeris glabra Henry J. Thompson 1959-5-24 2020 Los Angeles 0.6 mi ene of Saddle Peak; Santa Monica Mountains 701 Comment
  POM308900  Imperata brevifolia Kay H. Beach 1943-8-27 661 Los Angeles West side of the N Fork above Flume no. 5, San Dimas Experinemtal Forest Comment
  POM359499  Isocoma menziesii var. vernonioides E. S. Spalding 1923-2-7 s.n. Los Angeles Eagle Rock. Comment
  UC1118859  Isocoma menziesii var. vernonioides P. L. Johannsen 1933-12-21 210 Los Angeles and rd. along beach Beverly Blvd; Calabasas Quadrangle Comment
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May 8 2015
  RSA509586  Iva axillaris L. C. Wheeler 1967-7-23 10162 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  UC32935  Iva axillaris subsp. robustior J. Burtt Davy May 9 1896-May 24 1896 2571 Los Angeles near Llano Verde; West Palmdale [Anaverde Creek, or Valley] Comment
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Sep 16 2015
  SEINET12323656  Jacaranda mimosifolia E. Mason, Mason, R. E. 1944-1 s.n. Los Angeles near Los Angeles Comment
  SBBG109145  Jepsonia malvifolia S. A. Junak 1997-10-27 SCl 975 Los Angeles near head of S fork of Eagle Cyn, along S rim of cyn 509 Comment
  CAS-BOT-BC101897  Juglans californica Louis C. Wheeler 1932-4-2 549 Los Angeles Head Mandeville Canyon, Santa Monica Mts 487 Comment
  UCR177169  Juglans californica var. californica LeRoy Gross, Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. 396 Comment
  RSA756730  Juglans nigra A. C. Sanders, T. B. Salvato 2009-5-21 36891 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 66 Comment
  RSA736200  Juglans regia L. M. Prince, Lucinda McDade, Norm Ellstrand, Pace Lubinsky, Andreas Kaus 2008-8-18 511 Los Angeles Cal Poly. Pomona campus. N. of Parking Lot J. South facing slope. Natural area. Gentle slopes of ravine 250 Comment
  IRVC28561  Juncus acutus subsp. leopoldii A. C. Sanders 2003-8-6 27123 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  UCR222998  Juncus balticus R. G. Swinney 2009-5-6 10658 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA0116800  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 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
  RSA0014591  Juncus bufonius var. occidentalis Orlando Mistretta, Christine Mistretta 2011-6-17 5709 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  RSA0098785  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA368263  Juncus macrophyllus C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UC2030048  Juncus macrophyllus Louis C. Wheeler 1966-10-1 8940 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. Comment
  SEINET3880049  Juncus macrophyllus Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-7 8141 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3, 4, 9, 10). Liebre Mountain 7.5' USGS Quadrangle.; 0 1676 Comment
  RSA507548  Juncus mexicanus L. C. Wheeler 1967-8-24 10495 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
  UC624999  Juncus mexicanus F. R. Fosberg 1931-4-15 S 4619 Los Angeles Eagles Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  RSA0015840  Juncus rugulosus LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6210 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UCR219922  Juncus rugulosus R. G. Swinney, Jane Strong 2009-4-21 10401 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  SD241646  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. (El Monte 7.5'Q) 67 Comment
  RSA198834  Juncus textilis Robert F. Thorne, D. Propst 1968-5-28 37684 Los Angeles Santa Catalina Island: below lower reservoir in upper Bulrush Canyon 290 Comment
  RSA225703  Juncus textilis Robert F. Thorne, C. W. Tilforth 1971-6-17 39947 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA368139  Juncus textilis Louis Greata 1901-03 s.n. Los Angeles Garvanza. Comment
  UCR19764  Juncus xiphioides P. H. Raven, H. J. Thompson 1960-7-17 15562 Los Angeles Western Transverse Range; Santa Monica Mtns., Old Topanga Canyon Comment
  UCR271203  Juncus xiphioides R. G. Swinney 2011-11-1 15973 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  LA29286  Juniperus californica Mary V. Hood; 1939-11-23 39- 141 k* Los Angeles near Vasquez Rocks 746 Comment
  NY21028  Juniperus californica A. M. Ottley 1920-5-12 679 Los Angeles San Gabriel Wash. 228.6 Comment
  SEINET8981408 Image available Juniperus chinensis Arboretum Staff 68 D916 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  NY786815  Keckiella breviflora var. breviflora T. S. Ross 1995-6-28 8625 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 707.1 Comment
  CAS-BOT-BC235732  Keckiella cordifolia F. A. M. 1936-5-20 14682 Los Angeles Sepulveda Canyon Comment
  RSA295269  Keckiella cordifolia R. S. Woglum 1940-7-6 2907 Los Angeles Arroyo Seco near Switzers. Comment
  RSA401769A  Keckiella cordifolia Donald R. Bissing 1973-6-2 101 Los Angeles Evey Canyon, San Gabriel Mountians: 0.3 mile from canyon mouth. 726 Comment
  RSA400464  Keckiella ternata subsp. ternata Anstruther Davidson 1895-06 2145 Los Angeles Wilson Peak. Comment
  RSA639154  Keckiella ternata subsp. ternata Louis C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mountains: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mile north of windy gap on Angeles Crest Highway. 1616 Comment
  RSA549588  Krascheninnikovia lanata T. S. Ross 1992-4-4 6076 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR197740  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 81 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCSB1690  Krascheninnikovia lanata Kamb, Peter 1948-5-6 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock 914 Comment
  UCR167082  Lagophylla ramosissima Scott D. White 2005-9-9 11214 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  RSA488124  Lagophylla ramosissima Fred M. Roberts 1985-7-26 2099 Los Angeles Santa Ana Mtns: Main Divide Truck Trail, 0.5km N Blue Jay Campground, 2.2km ESE Los Pinos Peak. 1005 Comment
  POM352629  Lamarckia aurea N. C. Cooper 1942-3-14 1696 Los Angeles Point Anguello Comment
  RSA640454  Lamarckia aurea L. C. Wheeler 1967-5-15 9596 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  SEINET10959807  Lamarckia aurea Clokey CLOKEY 4512 Los Angeles Madeville Vanyon, Santa Monica Mountains. Grassy aluvial bottom. 400 Comment
  UC883161  Lamium amplexicaule Louis C. Wheeler 1932-3-30 796 Los Angeles 2 mi ne La Verne 373 Comment
  SD186284  Lastarriaea coriacea Andy C. Sanders, Mark Elvin, et al. 2003-4-16 26052 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west end of Magic Mountain Parkway, south of Magic Mtn. theme park 366 Comment
  CAS-BOT-BC337890  Lasthenia R. J. Dobbs 1924-4-22 491 Los Angeles 9 miles below Swetzer [Switzer] Comment
  POM361537  Lasthenia californica Ralph Hoffman 1930-4-13 s.n. Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  SBBG131979  Lasthenia californica S. A. Junak, B. Collins 1991-4-24 SCI 150 Los Angeles S of airfield, just W of main rd 274 Comment
  RSA92988  Lasthenia coronaria F. W. Peirson 1927-5-7 7673 Los Angeles Arroyo Seco, above Teddy's 396 Comment
  RSA680074  Lasthenia gracilis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 311 Los Angeles San Clemente Island. SHOBA. South side top of Conchulagua Canyon. 50m S of canyon floor on ridge/mesa. Comment
  SBBG17369  Lasthenia gracilis K. A. Wilson 1962-3-25 1258 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  UCR187015  Lasthenia gracilis A. C. Sanders 2006-4-21 32154 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  UCR281594  Lasthenia gracilis R. G. Swinney 2014-4-10 16043 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
  RSA0094549  Lathyrus vestitus Richard G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA405674  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-1 S- 4226 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 75 Comment
  RSA549177  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-20 3687 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SD64105  Lathyrus vestitus var. vestitus W. Bertsch 1954-4-19 479 Los Angeles Little Dalton Canyon 366 Comment
  RSA649606  Lathyrus vestitus var. vestitus Lori Ackerman, Gerald Braden 1988-4-22 7 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA90348  Lathyrus vestitus var. vestitus F. W. Peirson 1921-5-12 4691 Los Angeles Big San Anita Trail 762 Comment
  RSA733442  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge, +/-1000m. Comment
  SBBG61210  Layia glandulosa R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  CAS-BOT-BC321516  Layia glandulosa Noel H. Holmgren; Patricia K. Holmgren 1974-4-6 7638 Los Angeles Antelope Valley, 3 airline miles NE of Threepoint. 914 Comment
  UC828946  Layia platyglossa F. R. Fosberg 1931-5-6 s 4814 Los Angeles Cape Canyon; Santa Catalina Island 200 Comment
  PASA2319  Layia platyglossa Herman Siefert Los Angeles San Gabriel River bottom Comment
  RSA592604  Layia platyglossa subsp. campestris Mark Hoefs 1973-3-17 129 Los Angeles Santa Catalina Island: open field by KBIG on Airport Road 579 Comment
  UCR19622  Lemna gibba Freda Detmers 1929-9-27 s.n. Los Angeles Los Angeles: La Brea Tar Pits 56 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
  RSA659837  Lepechinia fragrans Orlando Mistretta, Mike Hammit 1991-6-21 s.n. Los Angeles Along USFS Road 2N66. Just W of junction with 2N65.1. Over looking Fern canyon to the N. 732 Comment
  SBBG131734  Lepidium didymum S. A. Junak 1999-5-22 SCa 1012 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  CAS-BOT-BC89310  Lepidium flavum Ernest C. Twisselmann 1966-4-27 12103 Los Angeles Mojave Desert. Plains 14.1 miles west of El Mirage. 822 Comment
  SD231266  Lepidium fremontii Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 104 Los Angeles Transverse Ranges; San Gabriel Mountains region: north side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  CAS-BOT-BC89538  Lepidium lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles California Channel Islands. San Clemente Island. Canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  UC1584752  Lepidium lasiocarpum var. lasiocarpum Tim Ross and Annette Ross 1991-3-7 4142 Los Angeles Elephant Hills, w Pomona Pomona, Elephant Hills, San Dimas U.S.G.S. 7.5' Quad. 262 Comment
  POM96606  Lepidium nitidum var. nitidum P. A. Munz 1926-4-4 9992 Los Angeles Bouquet Canyon, 5 miles N of Saugus. Comment
  POM302274  Lepidium virginicum Lyman Benson 1957-5-23 15729 Los Angeles North end of Indian Hill Boulevard, above Claremont 487 Comment
  CAS-BOT-BC328052  Lepidospartum squamatum C. B. Wolf 1931-6-25 2238 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon) 60 Comment
  CAS-BOT-BC328064  Lepidospartum squamatum F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mts. 914 Comment
  PASA1349  Lepidospartum squamatum Frank W. Peirson 1919-10-20 Los Angeles Brae-Burn Road near the Rubio stream bed. Altadena Comment
  RSA252712  Lepidospartum squamatum var. squamatum David W. Wheat 1972-9-1 739 Los Angeles On Padua Avenue near Foothill Blvd., 1 mile east of Claremont 366 Comment
  UC310863  Leptodactylon californicum Philip A. Munz 1925-3-18 8924 Los Angeles Newhall Grade Comment
  UCR271982  Leptosiphon breviculus R. G. Swinney 2011-6-20 15220 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  CAS-BOT-BC226640  Leptosiphon breviculus Timothy S. Ross; Darin Banks 1994-6-21 7993 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: saddle between the north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160 m NW of Pac. Mtn's 7124-foot summit 1645 Comment
  RSA73076  Leptosiphon liniflorus F. W. Peirson 1922-6-3 3077 Los Angeles North of Collins Ranch, Oakgrove Canyon, Liebre Mts. 1006 Comment
  RSA468569  Leptosiphon parviflorus Thekla Mohr 1897-05 s.n. Los Angeles Eaton Canyon. Comment
  SBBG17111  Leptosyne bigelovii K. A. Wilson 1962-3-25 1254 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  SBBG15907  Leptosyne douglasii W. G. Webb 1935-4-1 Los Angeles Mint Cyn Comment
  SBBG42513  Leptosyne gigantea R. Moran 1941-2-26 626 Los Angeles Indian Rock, Wilson's Harbor [Emerald Cove] 5 Comment
  UCR205258  Lessingia filaginifolia R. G. Swinney 2005-8-15 8476 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  UCR209464  Lessingia filaginifolia R. G. Swinney 2008-10-10 9552 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA645579  Leymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  POM365314  Leymus condensatus Edwin Kline 1926-6-6 s.n. Los Angeles Santa Monica. Comment
  RSA596134  Leymus condensatus Timothy S. Ross, Steve Boyd 1995-6-28 8654 -B Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA188355  Leymus triticoides R. F. Thorne 1966-5-31 36448 Los Angeles Santa Catalina Island. Salina behind Little Harbor on beach. 5 Comment
  UCSB50282  Lilium humboldtii Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east on Stunt Rd. from Mulholland Hwy 274 Comment
  UCR101225  Lilium parryi L. C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  SBBG31234  Limonium perezii R. F. Thorne with P. C. Everett 1965-6-22 34915 Los Angeles Avalon Cyn (near mausoleum) 121 Comment
  SD90331  Limosella acaulis Robert F. Thorne, J. Dourley 1967-10-10 37340 Los Angeles San Gabriel Mts., Angeles National Forest: Jackson Lake, west end 1867 Comment
  JEPS58201  Linanthus aureus Frank W. Peirson 1919-3-30 343 Los Angeles Big Tujunga Canyon San Gabriel Mountains 426 Comment
  UC1537460  Linanthus aureus Gordon H. True Jr. 1935-3-28 190 Los Angeles sw of Littlerock 944 Comment
  UC908803  Linanthus bigelovii Herbert L. Mason 1932-4-1 6860 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  UC1587658  Linanthus breviculus Tim Ross 1991-8-14 5771 Los Angeles nw of Roundtop Mtn. summit; San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad 1767 Comment
  RSA652606  Linanthus californicus Bob Edwards 1948-4-26 s.n. Los Angeles Found on hillside (east side) San Gabriel Canyon 3 1/2 mi. N. of Azusa 304 Comment
  SD114159  Linanthus californicus Darley F. Howe 1953-5-31 2296 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mountains. Comment
  SBBG64537  Linanthus californicus subsp. glandulosus M. N. Ackley -May-1928 842 Los Angeles Eagle Rock 243 Comment
  UCR178385  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 968 Los Angeles Transverse Range; San Gabriel Mountains, trail from Islip Saddle to Mt. Williamson 2195 Comment
  UC23502  Linanthus dichotomus J. Burtt Davy May 9 1896-May 24 1896 2664 Los Angeles between Manzana and Gorman's Station; Antelope Valley Comment
  UCD118539  Linanthus dichotomus Steve Boyd; Orlando Mistretta 1986-3-31 1564 Los Angeles Mojave Desert: Highway 138, 4 miles E of junction with Highway 18 NE of Pinyon Hills. Comment
  RSA613724  Linanthus dichotomus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  OBI28068  Linanthus dichotomus subsp. dichotomus Dirk Walters and David Keil, David Keil 1977-4-30 12282 Los Angeles On S. side of Calif. Rte. 138 in vicinity of jctn. w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir Comment
  UCR123892  Linanthus parryae Steven R. Hill, K. Kramer 2001-4-22 33378 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  CAS-BOT-BC516254  Linanthus parryae Timothy S. Ross 1995-4-26 8395 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1208 Comment
  RSA166886  Linanthus parryae E. R. Blakley 1958-5-10 2281 Los Angeles 14 miles east of Quail Lake on state hwy 138- Antelope Valley. Comment
  SBBG12049  Linanthus parryae E. R. Blakley 1958-5-10 2279 Los Angeles 14 mi E of Quail Lake on St Hwy 138 914 Comment
  RSA787264  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UC496532  Lithophragma affine T. Craig 1927-6-8 413 Los Angeles Bear Canyon trail to summit of Mt. San Antonio (summit of Mt. San Antonio); San Gabriel Mts., trail to summit of Mt. San Antonio Comment
  UCSB2560  Lithophragma affine Youngberg, Florence 1937-04 Los Angeles near San Dimas Comment
  CLARK-A1528-5171  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles San Gabriel Mountains Comment
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Aug 22 2016
  RSA229197  Lithophragma heterophyllum R. F. Thorne, C. W. Tilforth 1971-6-29 40735 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  JEPS2704 Image available Lithophragma scabrellum var. peirsonii F. W. Peirson 1922-6-3 Los Angeles Collins Ranch n. slope Liebre Mts.; Collins Ranch, N slope of Liebre Mts., Southern Calif. 1143 Comment
  UCR191524  Lithophragma tenellum R. G. Swinney 1998-7-8 6338 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA0055769  Lobularia maritima R. G. Swinney 2010-4-1 12135 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UC909132  Loeseliastrum matthewsii Herbert L. Mason 1926-4-26 2988 Los Angeles on desert slope Vincent to Palmdale Comment
  CAS-BOT-BC342196  Logfia filaginoides Alice Eastwood 1906-5-27 241 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  CAS-BOT-BC269091  Lolium perenne E. R. Blakley 1963-12-7 6370 Los Angeles California Channel Islands. 200 yards S E of new air strip, San Clemente Island 60 Comment
  SBBG59713  Lomatium dasycarpum subsp. dasycarpum M. N. Ackley 1928-4-11 Los Angeles Verdugo Hills, Roscoe Comment
  RSA452097  Lomatium mohavense Robert Gustafson, Gary D. Wallace 1982-4-26 2549 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  SEINET9597180 Image available Lomatium utriculatum M. Kamins 1965-1 68 Los Angeles San Gabriel Mts., Elizabeth Lake Rd. 366 Comment
  JEPS14081  Lomatium utriculatum W. L. Jepson 1939-4-21 19229 Los Angeles Leonis Valley 975 Comment
  SEINET4419199 Image available Lonicera catalinensis E. C. Knopf 1921-1 139 Los Angeles Comment
  CAS-BOT-BC240497  Lonicera hispidula Huron H. Smith 1912-5-31 5058 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  CLARK-A1528-2397  Lonicera hispidula var. vacillans Henry Joseph Thompson 1960-6-7 3070 Los Angeles Malibu Canyon 152 Comment
  RSA198828  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-28 37677 Los Angeles Santa Catalina Island; in upper Bulrush Canyon, perhaps .5 miles NW of Round Top 305 Comment
  UC102329  Lonicera hispidula var. vacillans J. W. Toumey 1894-9-10 Los Angeles Catalina Island Comment
  CAS-BOT-BC240742  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 1524 Comment
  JEPS12807  Lonicera interrupta Frank W. Peirson 1918-6-15 264 Los Angeles Mint Canyon San Gabriel Mountains Comment
  RSA455365  Lonicera subspicata var. denudata E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA455374  Lonicera subspicata var. denudata B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  SD255698  Lonicera subspicata var. denudata R. G. Swinney 2011-6-22 15258 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west oof Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  RSA0003344  Lotus argophyllus var. argenteus M. B. Dunkle 1939-4-5 7273 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA729718  Lotus crassifolius var. crassifolius R. G. Swinney 1999-6-18 7337 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA748362  Lotus crassifolius var. crassifolius Scott D. White, Justin M. Wood 2009-5-6 12659 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  POM158248  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-5-27 1979 Los Angeles North hillside, Descanso Canyon; San Clemente Island 213 Comment
  RSA406915  Lotus dendroideus var. dendroideus C. B. Wolf 1941-6-24 4186 Los Angeles Santa Catalina Island. NW side of Isthmus Harbor 30 Comment
  RSA595424  Lotus dendroideus var. dendroideus Mark Hoefs, Robert F. Thorne 1996-4-6 2648 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  RSA320810  Lotus dendroideus var. traskiae F. C. Boutin 1967-4-24 1706 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA590600  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7136 Los Angeles forest service firebreak between Whitney Canyon and Los Pinetos spring along north-trending ridge 954 Comment
  RSA778744  Lotus grandiflorus var. grandiflorus Orlando Mistretta, Christine Mistretta 2010-6-4 5250 Los Angeles Mill Creek Canyon, 2.5 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor, W slope of Rabbit Pk. 1433 Comment
  UCR127896  Lotus hamatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26102 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA161073A  Lotus hamatus P. H. Raven 1962-5-21 17798 Los Angeles Santa Catalina Island. Road from Middle Ranch to Bullrush Canyon. 244 Comment
  RSA647908  Lotus heermannii var. heermannii LeRoy Gross, Wayne Law 2000-8-8 257 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  POM7134  Lotus heermannii var. heermannii C. F. Baker 1904-05 4715 Los Angeles hills near Clarmont Comment
  UCR192883  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA724418  Lotus purshianus var. purshianus K. Dobry 1991-6-27 d- 784 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA0081319  Lotus salsuginosus R. G. Swinney 2010-3-16 11921 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA131021  Lotus salsuginosus Percy C. Everett, E. K. Balls 1959-6-2 23839 Los Angeles 1 mi. of entrance to Stokes Canyon 213 Comment
  RSA406472  Lotus salsuginosus var. salsuginosus Anstruther Davidson 1902-5-4 1341 Los Angeles San Gabriel Canyon Comment
  RSA515118  Lotus scoparius subsp. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 804 -2 Los Angeles San Clemente Island: Wilson Cove Canyon. Comment
  RSA482514  Lotus scoparius var. brevialatus Richard Noyes 1988-4-30 498 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  LA52438  Lotus strigosus Louis C. Wheeler; 1932-3-23 520 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  RSA656428  Lotus strigosus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 704 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  RSA724521  Lotus strigosus K. Dobry 1991-5-2 563 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA406259  Lotus unifoliolatus F. R. Fosberg 1931-7-14 773 Los Angeles Hay Press, Santa Catalina Island 350 Comment
  POM305422  Lotus unifoliolatus H. J. Ramsey 1937-9-2 749 Los Angeles Angeles Crest Highway Comment
  RSA188210  Lotus unifoliolatus R. F. Thorne, P. C. Everett 1965-6-23 34974 Los Angeles Santa Catalina Island: Hay Press Reservoir. 412 Comment
  UC56481  Ludwigia peploides subsp. peploides H. M. Hall 1902-5-13 3288 Los Angeles near Fullerton Comment
  UCR230247  Lupinus Dan S. Cooper 2011-4-7 411- 11 Los Angeles South Coast, Playa Vista, base of Westchester Bluffs 27 Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  RSA533953  Lupinus agardhianus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5205 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA406976  Lupinus albifrons var. eminens George C. Johnston 1925-3-8 s.n. Los Angeles Catalina Island Comment
  RSA414444  Lupinus arbustus B. C. Templeton 1932-5-31 4857 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  JEPS65003  Lupinus bicolor Frank W. Peirson 1918-5-26 91 Los Angeles Henninger Flats San Gabriel Mts., Henninger Flats 868 Comment
  RSA496674  Lupinus bicolor A. C. Sanders 1988-4-3 7747 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  SFV21001  Lupinus bicolor L. Gross 2003-3-9 800 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  SFV22132  Lupinus bicolor V. Soza, S. Caplow 2003-4-11 1629 Los Angeles Verdugo Mountains Head of Brand Canyon in vicinity of Brand Park, alongside Brand Park Mountainway, north side of powerline tower on west-northwest-facing slope. 640 Comment
  UC865051  Lupinus bicolor I. W. Clokey, B. C. Templeton 1930-4-8 4716 Los Angeles n Elizabeth Lake; n of Elizabeth Lake 800 Comment
  RSA600158  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-5-1 9652 A 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
  POM350035  Lupinus bicolor subsp. microphyllus G. R. Johnstone 1932-3-19 15483 Los Angeles Los Angeles. 1128 Comment
  SEINET10484894  Lupinus bicolor subsp. microphyllus Cromwell 1971-4-21 CROMWELL 537 Los Angeles Open grassy area on ne-facing slope, near grass-chaparral transition area. 1800 Ft alt. Locally abundant. Mystic canyon, angeles national forest, san gabriel mountains. 2 Miles ne of Glendora, calif. 549 Comment
  RSA659951  Lupinus concinnus Orlando Mistretta 1992-5-18 347 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA87343  Lupinus concinnus F. W. Peirson 1921-5-19 7720 Los Angeles Little Rock Creek 976 Comment
  RSA0098835  Lupinus elatus R. G. Swinney 2011-8-5 15589 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  SFV1881  Lupinus excubitus K. A. Wilson 1961-3-11 996 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  CAS-BOT-BC216655  Lupinus excubitus subsp. hallii Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  SEINET7063490 Image available Lupinus formosus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UCR192570  Lupinus formosus A. C. Sanders 2008-4-10 34803 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
  CATA1453  Lupinus hirsutissimus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2635 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  RSA0087086  Lupinus hirsutissimus R. G. Swinney 2010-3-18 11975 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA250622  Lupinus hirsutissimus R. F. Thorne 1971-4-2 41408 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  SBBG131598  Lupinus hirsutissimus S. A. Junak 1999-7-15 SCa 1025 Los Angeles Salta Verde Beach,just E of S-facing bluffs/rock face 6 Comment
  RSA413742  Lupinus latifolius subsp. latifolius Robin S. Collins 1973-5-28 309 Los Angeles Angeles National Forest, San Gabriel Mts, Trail Canyon. 793 Comment
  CAS-BOT-BC211717  Lupinus longifolius LeRoy Abrams 1902-7-10 2505 Los Angeles Playa del Rey Comment
  CAS-BOT-BC211724  Lupinus longifolius John Thomas Howell 1931-5-29 6560 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  SEINET2062673 Image available Lupinus longifolius Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 609 Comment
  UCSB46606  Lupinus longifolius Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  SEINET10485629  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR183984  Lupinus microcarpus A. C. Sanders 2007-4-19 33435 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SBBG69057  Lupinus microcarpus var. densiflorus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA87219  Lupinus peirsonii F. W. Peirson 1930-5-30 8904 Los Angeles North slope of Rock Creek 1372 Comment
  RSA654083  Lupinus sparsiflorus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 746 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  UCR177755  Lupinus sparsiflorus LeRoy Gross 2005-4-28 2157 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  LA104174  Lupinus sparsiflorus subsp. sparsiflorus Kei Nakai; David S. Verity, S. Cochrane, T. Thomas 1983-4-11 1031 Los Angeles 259 Comment
  RSA225717  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1971-5-22 39741 Los Angeles Fish Canyon. 305 Comment
  RSA591084  Lupinus sparsiflorus subsp. sparsiflorus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10924 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  SEINET10837783  Lupinus sparsiflorus subsp. sparsiflorus Bakker 1947-2-2 BAKKER UMO 144420 Los Angeles Collected in soledad canyon, vasquez rocks, mojave desert. Comment
  SBBG108138  Lupinus succulentus S. L. Crockett 1997-3-28 617 Los Angeles end of Cat Harbor Rd, NE side of Cat Harbor 15 Comment
  RSA414318  Lupinus succulentus I. M. Johnston, John P. Hill 1933-3-22 17109 Los Angeles Whites Pt San Pedro Comment
  RSA0112056  Lupinus truncatus Richard G. Swinney 2011-3-29 14263 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
  UCR152454  Lupinus truncatus A. C. Sanders, Helen Kennedy 2005-4-13 29416 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA661096  Lupinus truncatus Orlando Mistretta 1992-4-5 208 Los Angeles Guds, San Clemente Island. Comment
  LA209638  Lycium andersonii A. M. Johnson; 1932-4-17 3978 Los Angeles 6 mi. W of Palmdale Comment
  RSA587758  Lycium andersonii Tim S. Ross 1991-4-27 4705 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA3029  Lycium barbarum Carl B. Wolf 1931-12-30 2639 Los Angeles Playa del Rey. 30 Comment
  SD248504  Lycium brevipes var. hassei R. E. Jr. Riefner 2010-4-4 10 8 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, ca. 0.25 mi N from Paseo Del Mar along Palos Verdes Drive West. Bluff-top and along trail. 92 Comment
  NY853122  Lycopersicon esculentum L. Raz 1996-10-23 054 Los Angeles Liebre Mountains, Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. Just west of entrance to Ruby Canyon 610 Comment
  UC1244215  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-7-10 17971 Los Angeles upper reaches Cave Canyon (large canyon draining southwest from Thirst); San Clemente Island Comment
  UCR210321  Lythrum californicum R. G. Swinney 2008-11-29 9852 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SDSU21028  Madia elegans subsp. densifolia Ian Cain, Ryan Gilmore 2010-6-3 1493 Los Angeles Angeles National Forest, San Gabriel Mountains. Near summit of Mount Gleason 1918 Comment
  RSA0091863  Madia gracilis Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1574 Los Angeles Santa Catalina Island. Along Black Jack Road, ca. 0.15 mile from junction with Airport Road, ca. 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  RSA435927  Mahonia dictyota Fordyce Grinnell Jr. 1910-3-19 S.N. Los Angeles Switzers trail. San Gabriel Mountains 762 Comment
  SBBG54413  Maianthemum stellatum F. W. Peirson 1921-7-17 2349 Los Angeles Prairie Fk of San Gabriel River 2133 Comment
  RSA641078  Maianthemum stellatum Orlando Mistretta 1995-7-12 1926 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2316 Comment
  UCR256160  Malacothamnus R. G. Swinney 2010-6-4 13040 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  JEPS26403  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles n slope canyon from Lemon Tank; San Clemente Island Comment
  UCR53757  Malacothamnus clementinus F. C. Boutin 1967-4-23 1655 Los Angeles Channel Islands, E side of San Clemente Island, Lemon Tank, a dump site 305 Comment
  CAS-BOT-BC230922  Malacothamnus davidsonii W. S. Lyon Aug 1884 s.n. Los Angeles Big Tujunga [Tajunga] Comment
  RSA699606  Malacothamnus davidsonii Ken McDonald, Linda Flory 2002-9-4 s.n. Los Angeles Hansen Dam. Comment
  CAS-BOT-BC206219  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  POM155667  Malacothamnus fasciculatus M. B. Dunkle 1928-5-20 1966 Los Angeles Santa Catalina Island. Bank below Eagle Nest Rock, Tree 10, Middle Ranch Canyon 91 Comment
  SD60408  Malacothamnus fasciculatus Peter H. Raven 1962-5-20 17778 Los Angeles Santa Catalina Island, near Bird Park, Avalon Comment
  UCR270537  Malacothamnus fasciculatus R. G. Swinney 2010-5-7 12580 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  RSA0078581  Malacothamnus fasciculatus Ira W. Clokey, B. Templeton 1929-07 4593 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  LA41771  Malacothamnus fremontii Joseph Andorfer Ewan; 1934-8-3 8448 Los Angeles San Gabriel Mountains, Auto road up Table Mountain, head of Le Montaine Creek 2224 Comment
  POM2936  Malacothamnus fremontii I. M. Johnston 1917-8-22 1673 Los Angeles San Antonio Mts., Prairie Fork of the San Gabriel River 1905 Comment
  SBBG98609  Malacothamnus orbiculatus T. Ross, S. Boyd 1991-7-24 5638 Los Angeles NNE slope, Granite Mtn; T3N R11W S6, SW/4 of NE/4 1901 Comment
  UCR126657  Malacothrix coulteri A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26112 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
  SFV16069  Malacothrix saxatilis A. M. Orcino, A. Sutton 1994-5-21 40 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  JEPS36787  Malacothrix saxatilis var. tenuifolia W. L. Jepson 1940-10-7 20185 Los Angeles Santa Monica Comment
  RSA121826  Malacothrix saxatilis var. tenuifolia Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SBBG106250  Malacothrix saxatilis var. tenuifolia S. A. Junak with M. C. Hochberg, H. Ferguson 1981-7-28 SCl 13 Los Angeles N end of beach at West Cove 4 Comment
  SEINET13276789 Image available Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-1 14483 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  CAS-BOT-BC170378  Malosma laurina L. R. Abrams; I. L. Wiggins 1931-7-6 393 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island - Channel Islands Comment
  CAS-BOT-BC170387  Malosma laurina Alice Eastwood 1915-8-25 4922 Los Angeles Duarte Comment
  HSC12386  Malosma laurina Wendell Wood 1970-6-21 22 Los Angeles Linda Vista Rd. and Chevy Chase, Glendale. 366 Comment
  SFV2137  Malosma laurina M. L. Vincent 1962-7-10 279 Los Angeles Santa Monica Mountains Piuma Road, 1.5 miles east of Malibu Canyon Road. 220 Comment
  RSA681300  Malva parviflora LeRoy Gross, Valerie Soza 2003-5-15 918 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. 366 Comment
  SEINET10634896  Mangifera indica Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2631 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. 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
  SBBG69437  Marah fabacea R. Hoffmann 1932-4-3 Los Angeles where Elizabeth Lake Rd enters hills, Palmdale Comment
  LA200419  Marah macrocarpa O. H. Kappler; 1941-2-9 88 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CHSC92952  Marah macrocarpa var. macrocarpa John Dittes 2006-1-2 1308 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; edge of floodplain of Big Tujunga Creek. 393 Comment
  RSA713811  Marah macrocarpa var. macrocarpa Valerie L. Soza, Miriam Sidibeh 2003-3-26 1620 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UC54910  Marah macrocarpa var. macrocarpa J. Q. Adams 1903-3-18 Los Angeles Soldier's Home Comment
  RSA596815  Marrubium vulgare Tim S. Ross, J. Mark Porter 1995-5-4 8477 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SD107909  Marrubium vulgare Larry DeBuhr, Gary Wallace 1972-9-3 711 Los Angeles San Clemente Island, on canyon wall in Horse Canyon. 456 Comment
  UCR259066  Matricaria discoidea R. G. Swinney 2010-3-14 11905 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  CAS-BOT-BC348127  Matricaria discoidea A. H. Gallup 1949-4-17 401 Los Angeles Near mid-south boundary, LASCA Comment
  UCR167205  Matricaria matricarioides S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  POM362437  Matricaria matricarioides Elbert Benjamine 1929-3-17 105 Los Angeles Roadside, Burbank Comment
  CAS-BOT-BC422751  Meconella denticulata Geo. B. Grant 1901-5-1 1009 Los Angeles Eagle Rock Canon [Canyon] Comment
  LA206254  Meconella denticulata Louis C. Wheeler; 1934-3-23 2466 Los Angeles San Gabriel Mountains, San Dimas Canyon 426 Comment
  POM7693  Meconella denticulata P. A. Munz, R. D. Harwood 1920-4-21 3694 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA134104  Meconella denticulata John H. Thomas 1957-5-25 6776 Los Angeles San Gabriel Mtns, Western side of Santa Anita Canyon about 7 miles NNE of Pasadena. 610 Comment
  CAS-BOT-BC174974  Medicago lupulina Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8096 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountains 515 Comment
  POM222454  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  SFV1922  Medicago polymorpha K. A. Wilson 1961-3-14 1024 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  UCR275026  Medicago polymorpha Michael Honer, Rachel Woodard 2006-4-18 2200 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  LA33949  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14116 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM155788  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  UCR205627  Melaleuca citrina A. C. Sanders, T. B. Salvato 2009-5-19 36840 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  UCR247508  Melaleuca viminalis R. E. Riefner Jr. 2010-5-31 10- 41 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, east of Vermont Ave. and north of West Anaheim St 0 Comment
  SBBG56875  Melica imperfecta R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  SBBG77086  Melica imperfecta F. R. Fosberg 1931-3-19 4307 Los Angeles Hamilton Cyn 10 Comment
  SBBG3744  Melilotus indicus E. R. Blakley 1963-4-10 5597 Los Angeles 1 mi S of Avalon 30 Comment
  UCD108093  Melilotus indicus Robert F. Thorne; P. C. Everett 1965-5-11 34566 Los Angeles N beach of Little Harbor, Santa Catalina Island. 1 Comment
  RSA602207  Melilotus indicus L. C. Wheeler 1945-6-3 6059 Los Angeles San Gabriel Mountains.: West Fork, San Gabriel Canyon, ca. 1 mile west of Forks. Comment
  UCR95491  Mentha X villosa Steve Boyd, Lauren Raz 1996-9-24 8941 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  LA202605  Mentha pulegium Peter H. Raven; Henry J. Thompson 1959-9-27 14543 Los Angeles 291 Comment
  RSA440344  Mentzelia affinis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA440365A  Mentzelia albicaulis Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  SBBG69294  Mentzelia albicaulis R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UC73396  Mentzelia congesta H. M. Hall 1899-6-20 1228 Los Angeles San Antonio Mountains, Lytte Creek Canyon 1752 Comment
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Mar 21 2014
  UC1602075  Mentzelia dispersa I. M. Johnston 1918-7-5 2090 Los Angeles San Antonio Mountains, San Antonio Canyon 2286 Comment
  JEPS42750  Mentzelia micrantha Frank W. Peirson 1921-6-20 2465 Los Angeles San Gabriel Mountains,North Fork San Gabriel River 914 Comment
  UCR209287  Mentzelia micrantha Dan S. Cooper 2009-4-14 409- 05 Los Angeles Eastern Santa Monica Mtns., above Travel Town, Griffith Park 183 Comment
  UCR9811  Mentzelia micrantha Marsha Silverthorn 1971-5-21 s.n. Los Angeles San Gabriel Mtns., Camp Baldy Road- Mountain Road Comment
  SDSU8069  Mentzelia micrantha D. R Harvey 1929-6-17 303 Los Angeles Ridge Route. Comment
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Oct 12 2011
  UCR209504  Mentzelia montana R. G. Swinney 2008-6-17 9024 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA69689  Mentzelia montana F. W. Peirson 1921-6-18 2798 Los Angeles N Fork of San Gabriel River 1982 Comment
  RSA777872  Mentzelia veatchiana R. G. Swinney 2009-6-17 11203 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC1619925  Mentzelia veatchiana Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 1988 Los Angeles Pine Canyon Rd. along San Andreas fault on n. side of San Gabriel Mts. (Co. Rd. N2) (on n. side of rd.); San Gabriel Mts. Comment
  UC1871145  Mentzelia veatchiana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4992 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR229153  Mentzelia veatchiana Dan S. Cooper 2011-5-5 511- 51 B Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  UCD38453  Mentzelia veatchiana Beecher Crampton 1955-4-28 2727 Los Angeles 15.5 miles west of Lancaster. Comment
  UC851880  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  UC557629  Mesembryanthemum crystallinum Nell Murbarger 1936-3 99 Los Angeles s and w sides of San Clemente Island Comment
  RSA587180  Mesembryanthemum nodiflorum Scott D. White 1995-12-5 3758 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  UCR194140  Microseris douglasii A. C. Sanders 2008-4-25 35115 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  UC206204  Microseris douglasii subsp. platycarpha Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA188054  Microseris lindleyi R. F. Thorne 1966-4-7 35936 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  CATA1943  Mimulus aurantiacus Reid Moran 1941-2-26 628 Los Angeles Santa Catalina Island: Johnson's Valley 91 Comment
  LA209163  Mimulus aurantiacus M. Epling; Carl Epling May 1925 sn Los Angeles hills N of Newhall Comment
  RSA660468  Mimulus aurantiacus Mary C. Hunter 1994-5-28 30 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  UCD122223  Mimulus aurantiacus Marc Meyer 1993-4-25 28 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of CA Hwy 118. 400 Comment
  UCR127016  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA659129  Mimulus aurantiacus var. puniceus LeRoy Gross 2001-3-31 364 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 366 Comment
  UCR190543  Mimulus brevipes R. G. Swinney 2000-6-19 7820 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  SFV15501  Mimulus brevipes E. J. Spencer 1992-4-29 19 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  LA32128  Mimulus cardinalis Henry J. Thompson; 1959-5-24 1983 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, 0.3 mi N of Coast Hwy. 45 Comment
  RSA729518  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  UCR194754  Mimulus floribundus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  UCR271184  Mimulus floribundus R. G. Swinney 2011-9-27 15713 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
  SFV9202  Mimulus fremontii S. Krause 1966-4-20 156 Los Angeles 150 feet off west side of road to Valyermo, 5.5 miles south of Highway 138. Comment
  UC1262271  Mimulus fremontii var. fremontii C. W. Tilforth, J. Dourley, W. Wisura 1978-4-17 1524 Los Angeles 2.5 air mi ne Valyermo (n slopes of mtns.); San Gabriel Mtns., Bob's Gap 1097 Comment
  UCSB7513  Mimulus guttatus Wedberg, H. 1958-5-10 Los Angeles 0.4 mi SW of Mulholland Hwy-Latigo Can. Rd. jct; on Latigo Can. Rd; Santa Monica Mtns Comment
  UC203498  Mimulus johnstonii I. M. Johnston 1917-6-20 1486 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  RSA228078  Mimulus moschatus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38880 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  RSA447979  Mimulus moschatus var. sessilifolius Anstruther Davidson 1889-05 s.n. Los Angeles Glendale. Comment
  RSA0127186  Mimulus parishii Louis C. Wheeler 1967-7-20 10141 Los Angeles Aliso Canyon. 1067 Comment
  UC1409001  Mimulus parishii Robert F. Thorne, C. W. Tilforth, et al. 1972-6-29 42151 Los Angeles near, along Cajon Creek Cajon Campground; San Gabriel Mts., San Bernardino Nat'l Forest, Cajon Canyon 838 Comment
  RSA332619  Mimulus rubellus Wayen E. Sawyer 22 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 mile from Dawson Saddle. 2302 Comment
  RSA80487  Mimulus rubellus F. W. Peirson 1923-5-26 3527 Los Angeles Above Rock Creek Divide, north side of San Gabriel Mountains. 2073 Comment
  CAS-BOT-BC173169  Minuartia douglasii Tim Ross 1992-5-8 6293 Los Angeles San Gabriel Mtns: San Antonio Canyon; upper N side of Hog Back 1182 Comment
  CAS-BOT-BC388670  Minuartia douglasii Louis C. Wheeler 1932-5-28 789 Los Angeles San Antonio Canyon, San Gabriel Mts. 1280 Comment
  UC147930  Minuartia douglasii C. F. Baker 1909-5-15 5351 Los Angeles mts. near Claremont Comment
  CAS-BOT-BC388665  Minuartia douglasii Geo. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Trail Comment
  RSA609999  Minuartia douglasii L. C. Wheeler 1933-5-5 1688 Los Angeles Fish Canyon 259 Comment
  RSA0081142  Mirabilis laevis R. G. Swinney 2010-6-1 13125 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  HSC24475  Mirabilis laevis Gary D. Cromwell, David Wheat 1971-4-30 607 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora above ravine E of canyon 465 Comment
  UC851748  Mirabilis laevis var. crassifolia Marcus E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  POM324026  Mirabilis laevis var. crassifolia Greg Wright 1971-5-28 135 Los Angeles San Gabriel Mts.; On North Mills Ave, North Claremont 518 Comment
  RSA464675  Mirabilis laevis var. crassifolia F. H. Elmore 1939-2-18 328 Los Angeles San Clemente Island. Comment
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May 22 2008
  RSA69462  Mirabilis laevis var. retrorsa F. W. Peirson 1932-4-17 9846 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  UC101193  Mirabilis laevis var. villosa T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC586836  Monardella australis subsp. cinerea Joseph Andorfer Ewan 1934-8-6 8312 Los Angeles e slope North Baldy; San Gabriel Mts. 2743 Comment
  UCR153354  Monardella australis subsp. cinerea L. C. Wheeler 1970-7-25 s.n. Los Angeles Transverse Ranges: San Gabriel Mountains, Heloport 0.3 mile north of South Mt. Hawkins 2287 Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  LA62776  Monardella exilis Carl Epling; 1937-6-16 sn Los Angeles 2.2 mi. E of Highway on Ave. I, Lancaster Comment
  RSA10930  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster. 716 Comment
  RSA250394  Monardella linoides subsp. oblonga Robert F. Thorne, John Dourley 1967-10-3 37286 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
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Jun 13 2010
  CAS-BOT-BC220438  Monardella saxicola W. R. Shaw 1901-3-30 551 Los Angeles Brown's Flat trail, San Antonio Mt. 1524 Comment
  UC50096  Monolopia lanceolata Dr. Vogt 1897-1 51 Los Angeles Antelope Valley Comment
  SEINET3148207  Monolopia major G. B. Grant 798 Los Angeles Highland Park Comment
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Feb 9 2019
  RSA0081564  Monolopia major L. R. Abrams 1903-3-14 3142 Los Angeles San Pedro Hills, near Rocky Point. Comment
  RSA608227  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin Park: Albarnes Station, east side San Gabriel Wash, just north of Valley Blvd. Comment
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Aug 13 2014
  SBBG98527  Muhlenbergia appressa T. Ross 1991-5-21 5382 Los Angeles upper E branch of Box Cyn 472 Comment
  SBBG119071  Muhlenbergia californica S. D. White 2004-7-28 10653 Los Angeles Clear Crk area, in and around "The Pines" picnic area, immediately S of the Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy; T2N R12W S8 976 Comment
  UCR178084  Muhlenbergia californica LeRoy Gross 2003--11 680 Los Angeles San Gabriel Mountains, Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  RSA674278  Muhlenbergia microsperma LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 713 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UC60841  Muhlenbergia microsperma Dr. A. Davidson 1890-1 Los Angeles Catalina Island Comment
  UCR239979  Muhlenbergia rigens R. G. Swinney 2009-11-16 11635 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR264440  Muilla coronata John F. Green 2008-3-26 308- 12 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  RSA0094078  Muilla maritima R. G. Swinney 2011-5-19 14776 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA586342  Muilla maritima Orlando Mistretta 1995-3-17 1552 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  SEINET12047982  Muilla maritima D. M. Mukunya 1967-1 58 Los Angeles Wash-Pomona College, Claremont, San Gabriel Comment
  SD81974  Myriopteris covillei L. H. Cook 1932-3-21 Los Angeles Banquet Canyon Comment
  UCR280782  Nama demissa R. G. Swinney 2014-4-30 16265 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
  UC285002  Nassella cernua P. A. Munz 1923-5-25 6794 Los Angeles e Saugus (open slopes at summit of grade); Mint Canyon Comment
  RSA484113  Nassella lepida A. Chase 1895-1 s.n. Los Angeles [Solders] House Comment
  RSA177727  Nasturtium officinale R. F. Thorne, P. Everett 1965-5-10 34434 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  SFV15352  Nasturtium officinale J. C. Dittes, D. Stolp 1990-4-1 73 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  POM273404  Nasturtium officinale George B. Grant 1901-5-10 s.n. Los Angeles Pasa Comment
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Jun 26 2014
  CDA40085  Navarretia atractyloides Phillipson 1915-6-9 2 .3.A Los Angeles Monrovia. Comment
  SBBG109958  Navarretia hamata L. C. Wheeler 1962-5-19 8069 Los Angeles Empire Landing Station Comment
  UCR139268  Navarretia hamata A. C. Sanders 2003-5-22 26831 Los Angeles San Gabriel Valley, long 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 171 Comment
  UC150153  Navarretia prostrata Dr. N. S. Gardner 1907-5-1 Los Angeles West Washington St., Los Angeles Los Angeles Comment
  RSA775513  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Christine Mistretta 2010-5-20 5174 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
  LA82088  Nemacladus ramosissimus O. H. Kappler; 1944-5-7 608 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  POM17754  Nemacladus sigmoideus F. W. Peirson 1921-5-19 s.n. Los Angeles Little Rock Creek: north base of San Gabriel Mountains. 1037 Comment
  RSA596128  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1995-6-29 8658 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  UCR150546  Nemacladus sigmoideus R. G. Swinney 1999-6-21 7389 Los Angeles San Gabriel Mtns., nameless canyon immediately west of Jesus Canyon 1585 Comment
  SEINET10460936  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43511 Los Angeles San Gabriel Mountains: Dry ridge north of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  RSA748852  Nemophila menziesii R. G. Swinney 2008-4-11 8650 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  POM126670  Nepeta cataria R. L. Pendleton 1908-7-3 1391 Los Angeles Santa Catalina Island, Chicken John s Ranch. 229 Comment
  UCR92067  Nerium oleander Scott D. White 1995-2-7 2520 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  LA33449  Nicotiana glauca Henry J. Thompson; 1958-10-22 1809 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  SEINET12856150  Nicotiana quadrivalvis H. M. Hall 1905-1 300 Los Angeles plants collected from Botanical Gardens at UC Berkeley from seeds collected from San Francisquito Creek Comment
  UCD138659  Nothoscordum gracile Clyde Elmore 1992-12-1 s.n. Los Angeles Exact location unknown. Comment
  RSA458913  Oenanthe sarmentosa L. C. Wheeler 1933-7-7 1918 Los Angeles Lexington Wash near El Monte. 73 Comment
  CAS-BOT-BC167048  Oenothera californica W. R. Dudley; F. H. Lamb 1896-6-9 4408 Los Angeles Elizabeth Lake [Canon] Canyon, near [Lovell's] Lovell, Liebre Mountains Comment
  CAS-BOT-BC167068  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale and Piute Butte Comment
  RSA301275  Oenothera californica W. Stubbe 1971-1 76 -16 Los Angeles Eastside of the Sierra, between Pearblossom and Elisabeth Lake. Comment
  RSA0098776  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-1 14949 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SD39512  Oenothera elata subsp. hirsutissima Edith A. Purer 1931-6-25 2077 Los Angeles Pasadena, near Huntington Hotel. Comment
  RSA802347  Oenothera elata subsp. hookeri Orlando Mistretta, Cher Batchelor 2011-7-26 5982 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  SEINET3150352  Oenothera hookeri G. B. Grant 1904-6-17 874 /6299 Los Angeles Arroyo Seco Canyon. Pasadena. Comment
  CATA3465  Oligomeris linifolia Tobias Nickel, Julia Parish, Olivia Reda 2017-6-20 007 Los Angeles Santa Catalina Island: Pacific Side; disturbed, loose soil area in exclosure in Wild Boar Gully watershed 181 Comment
  OBI82098  Oncosiphon piluliferum Steve D. Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  UC1979844  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San Antonion Canyon at southern base of the range, just west of os Angeles / San Bernardino Couty line along north margin of the west-bound 210 Freeway at Monte Vista / Baseline Ave off-ramp. Comment
  RSA0097542  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill. 409 Comment
  SEINET2448950  Opuntia acanthocarpa var. coloradensis Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountians; Grandview Canyon.; 0 1463 Comment
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Nov 12 2014
  RSA799971  Opuntia basilaris var. treleasei Pam De Vries 2013-5-26 7816 Los Angeles Tehachapi Mountains/Western Transverse Range (Groman Hills): About 3.5 air mi SE of the town of Gorman, 0.75 air mi NNE of the Quail Lake Road off ramp on the I5. Hills east of Gorman Creek, west of Gorman Post Road. 1070 Comment
  RSA668618  Opuntia littoralis F. R. Fosberg 1931-5-18 S- 4892 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  CAS-BOT-BC58027  Opuntia vaseyi Joseph Andorfer Ewan 1937-8-15 10973 Los Angeles Field redacted by CAS, contact the data manager for more information 518 Comment
  UCR174494  Orobanche Anuja Parikh, Nathan Gale 2005-5-27 2112 Los Angeles Western Transverse Range; NE end of Santa Susana Mtns., Newhall Ranch, study area 49, hills just NW of Magic Mountain Theme Park 396 Comment
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May 22 2009
  RSA595126  Orobanche fasciculata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8568 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA0077926  Orobanche valida subsp. valida Wayne P. Armstrong 1979-8-1 s.n. Los Angeles SE firebreak ridge of Lookout Mountain, W side of ridge. 1798 Comment
  RSA641368  Orobanche valida subsp. valida Orlando Mistretta 1995-6-30 1865 Los Angeles San Gabriel Mountains: Big Rock Creek. Orobanche valida survey site A. 1463 Comment
  RSA765571  Orthocarpus attenuatus Doris Bowers 1966-4-16 297 Los Angeles Malibu Canyon 91 Comment
  POM320668  Orthocarpus purpurascens M. A. Dimmitt 1965-4-17 106 Los Angeles W Fork Palmer Canyon. Fire rd. San Gabriel mtn range. 762 Comment
  UC30761  Osmadenia tenella S. B. and W. F. Parish June 1887 1932 Los Angeles Pasadena Comment
  RSA00.Y  Osmorhiza berteroi R. F. Thorne 1971-8-25 41257 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  UCR194298  Osmorhiza brachypoda R. G. Swinney 1999-4-9 7081 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UC1400351  Osmorhiza brachypoda Donald R. Bissing 1973-2-22 6 Los Angeles Evey Canyon San Gabriel Mountains (1.0 mi from canyon mouth, on ne face of canyon wall) 853 Comment
  CDA20494  Osteospermum fruticosum M. O'Brien 2004-6-19 MOB 6 -04 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  UC17199  Oxalis albicans subsp. californica W. H. Brewer 1861-2-12 179 Los Angeles Cahuenga Pass Comment
  POM353430  Oxalis albicans subsp. pilosa Louis C. Wheeler 1931-1-5 s.n. Los Angeles Along Liveoak Wash 381 Comment
  CATA3016  Oxalis pes-caprae Amy Catalano 2016-2-25 022 Los Angeles Santa Catalina Island: Behind dunes at Ben Weston Beach 3 Comment
  SBBG131884  Oxalis pes-caprae S. A. Junak, D. Wilken 1996-3-26 SCI 253 Los Angeles top of bluffs along N side of Lemon Tank Cyn 323 Comment
  CAS-BOT-BC520452  Packera breweri Mitch Provance 2010-5-12 0510 -56 Los Angeles Western Transverse Range/W Mojave Desert: S side of Hwy 138, c. 1.3 mi E of jct with Ridge Route (N2), and 7 mi W of Neenach Comment
  RSA473022  Packera ionophylla Robert Gustafson 1983-7-18 2781 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  CAS-BOT-BC121168  Paeonia californica John Hunter Thomas 1957-5-3 s.n. Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena. 304 Comment
  RSA501313  Paeonia californica S. Zona 1989-4-1 306 Los Angeles Tapia County Park, Shaded north facing slope beyond picnic area. 180 Comment
  RSA639740  Paeonia californica Louis C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 427 Comment
  POM367111  Parapholis incurva F. R. Fosberg 1931-5-21 S 4946 Los Angeles Santa Catalina Island. Parson's Landing; Soapstone Quarries. Comment
  UCR123613  Parietaria judaica Carolyn Washburn 2002-6-27 s.n. Los Angeles Southern Coast, Manhattan Beach, along Highland Ave. at Shell St. 2 Comment
  UCR225177  Passiflora caerulea Steve Boyd, Rick Riefner 2007-4-27 11742 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  UCR205071  Pectocarya linearis R. G. Swinney 2008-4-7 8616 B Los Angeles San Gabriel Mtns., Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  SBBG17960  Pectocarya linearis subsp. ferocula E. R. Blakley 1963-4-8 5548 Los Angeles ridge S of Avalon Valley above Avalon Terrace Comment
  UC1871163  Pectocarya linearis subsp. ferocula T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4931 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR258859  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 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
  RSA0073721  Pectocarya setosa Orlando Mistretta, Christine Mistretta 2005-4-21 2057 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Rangee Station. 1341 Comment
  RSA570197  Pectocarya setosa T. S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5035 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA724662  Pedicularis densiflora K. Dobry 1992-4-14 d- 348 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  SBBG14210  Pelargonium X hortorum M. A. Piehl 1962-10-3 6234 Los Angeles ca. 0.5 mi from shore in Pebbly Beach Cyn Comment
  RSA0087877  Pellaea andromedifolia R. G. Swinney 2010-3-13 11873 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  POM175386  Pellaea mucronata subsp. californica West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  RSA0051613  Pellaea ornithopus Lee Haines 1937-4-17 s.n. Los Angeles Santa Anita Canyon. Comment
  POM48749  Penstemon X parishii S. Hurlbut 1924-5-18 s.n. Los Angeles San Gabriel Wash. Comment
  RSA145414  Penstemon caesius Gale Sphon 1959-6-27 382 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  CHSC4738  Penstemon centranthifolius Mary MacArthur 1967-6-24 52 Los Angeles .7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA0091535  Penstemon centranthifolius R. G. Swinney 2011-6-14 15121 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SFV21848  Penstemon centranthifolius J. D. Dilley 1997-5-4 s. n. Los Angeles San Gabriel Mountains Big Rock Creek Canyon Road, 0.5 miles east of end of paved road. 1585 Comment
  UC184343  Penstemon centranthifolius A. D. E. Elmer June, 1902 3606 Los Angeles Acron , Mt. Gleason (Mt. Gleason) Comment
  UC566018  Penstemon centranthifolius A. D. Gifford 1935-2-12 432 Los Angeles 2 1/2 mi ssw Redrock Mountain; Tejon Quadrangle Comment
  NY583809  Penstemon centranthifolius F. W. Pennell 1940-4-19 25142 Los Angeles Route 99; about 2 miles south of Castaic 396.2 Comment
  UC1584223  Penstemon grinnellii Tim Ross and Steve Boyd 1990-5-17 2595 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  UCR276727  Penstemon grinnellii R. G. Swinney 2010-9-21 13855 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCSB7485  Penstemon grinnellii Crum, Charles 1958-7-3 Los Angeles Crystal Lake recreation area; near Los Angeles below 182 Comment
  UCSB31539  Penstemon heterophyllus var. australis Griesel, Wesley 1962-7-6 Los Angeles Tapia Park; Santa Monica Mts 152 Comment
  SFV16957  Penstemon rostriflorus J. N. Hogue, P. Wilson 1997-6-27 89 .1 Los Angeles San Gabriel Mountains Buckhorn Flat Campground. 1982 Comment
  RSA0036214  Penstemon spectabilis Fran Dourisboure 1966-5-10 s.n. Los Angeles San Rafael (Raphael on sheet) Mountains. 213 Comment
  RSA401901  Penstemon spectabilis Gale Sphon 1959-4-10 313 Los Angeles Mulholland Drive Comment
  LA82043  Penstemon spectabilis var. subviscosus O. H. Kappler; 1941-5-9 252 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SD253317  Pentagramma triangularis R. G. Swinney 2011-3-26 14217 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 (Glendora 7.5'Q) 476 Comment
  UCSB62239  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-11-12 Los Angeles San Gabriel Mtns., Iron Fk. of the E. Fk. of the San Gabriel River, ca. 1 mi. up from confluence with So. Fk. 1341 Comment
  UCSB8293  Pentagramma triangularis subsp. triangularis Wedberg, Lee 1954-4-26 Los Angeles Devil's Gate Dam, Pasadena region 243 Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  RSA0070743  Pentagramma viscosa Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4286 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  SBBG64846  Phacelia brachyloba R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  SBBG87689  Phacelia brachyloba S. Boyd with T. Elias 1987-4-14 2067 Los Angeles Pine Mtn and Silver Mtn [between], S of Rincon-Red Box Rd, N of Glendora Comment
  UC131468  Phacelia cicutaria var. hispida C. F. Baker 1904-5-6 4749 Los Angeles hills near Pomona Comment
  UC1584256  Phacelia cicutaria var. hispida Tim Ross and Steve Boyd 1990-6-6 2896 Los Angeles steep scree slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  UCR124359  Phacelia cicutaria var. hispida I. W. Clokey, B. C. Templeton 1929-1 4521 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR144089  Phacelia cicutaria var. hispida Scott D. White 1997-5-8 5071 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  UCR277029  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA650557  Phacelia cicutaria var. hispida G. Foster 1961-5-18 s.n. Los Angeles Little Dalton Canyon, [Angeles] Natl. Forest. Comment
  SDSU6635  Phacelia cicutaria var. hispida A. H. Gallup 1948-4-28 150 Los Angeles Claremont 'Wash' northeast of Claremont. 381 Comment
  UCR205119  Phacelia cicutaria var. hubbyi R. G. Swinney 2008-4-17 8681 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  RSA426054  Phacelia davidsonii G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA632124  Phacelia distans Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  RSA755836  Phacelia distans R. G. Swinney 2008-6-17 9043 Los Angeles Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535. 1945 Comment
  RSA775507  Phacelia distans Orlando Mistretta, Christine Mistretta 2010-5-20 5167 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA0034412  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont. Comment
  RSA229201  Phacelia distans Robert F. Thorne 1971-6-30 40825 Los Angeles San Gabriel Mountains. 1555 Comment
  SEINET13383128 Image available Phacelia douglasii R. G. Swinney 2010-1 13083 Los Angeles San Gabriel Mountains: Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  SD113330  Phacelia douglasii Darley F. Howe 1948-5-2 1780 Los Angeles Desert side of Angeles Crest Highway. 1584 Comment
  LA200567  Phacelia grandiflora John O'Leary; 1974-4-29 277 Los Angeles Santa Monica Mountains, Stone Canyon, S-facing slope above Stone Canyon Reservoir 274 Comment
  RSA498204  Phacelia grandiflora D. A. Reynolds 1979-5-4 s.n. Los Angeles Seminole Hot Springs. 280 Comment
  RSA230266  Phacelia imbricata subsp. patula Robert F. Thorne 1969-7-2 38306 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA428261  Phacelia ivesiana T. W. Minthorn 1925-5-30 s.n. Los Angeles Palmdale. Comment
  UCR147540  Phacelia longipes Naomi Fraga, Et al. 2004-5-20 1200 Los Angeles Transverse Ranges; San Gabriel Mountains, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1921 Comment
  POM155773  Phacelia lyonii M. B. Dunkle 1928-10-7 1989 Los Angeles Middle Ranch gorge, Santa Catalina Island. 30 Comment
  RSA596056  Phacelia minor Tim S. Ross, J. Mark Porter 1995-5-4 8461 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA82619  Phacelia minor P. A. Munz 1925-4-23 9459 Los Angeles San Gabriel Canyon. 488 Comment
  UC24495  Phacelia minor H. P. Chandler 1897-3-22 Los Angeles Claremont 365 Comment
  UCR195268  Phacelia minor Valerie Soza, Mariam Sidibeh 2003-3-26 1598 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  UCR124451  Phacelia parryi I. W. Clokey, B. C. Templeton 1929-1 4531 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC1174695  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  LA81948  Phacelia ramosissima var. latifolia O. H. Kappler; 1943-5-23 466 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA578524  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd 1994-6-22 8019 Los Angeles Liebre Mountains: Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  CHSC35453  Phacelia tanacetifolia James Henrickson 1979-5-23 18182 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on floor of canyon along drainage. 411 Comment
  LA33992  Phacelia viscida Henry J. Thompson; 1959-4-12 1921 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 304 Comment
  RSA161203  Phacelia viscida Peter H. Raven 1962-3-27 16995 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  SD38339  Phacelia viscida Edith Purer 1935-5-11 6581 Los Angeles Near Seminole Hot Springs, Hillside Comment
  UCR281794  Phalaris aquatica Mitch Provance, Scott Duff 2017-6-29 617- 53 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  CAS-BOT-BC259057  Phalaris lemmonii Geo. B. Grant 1901-4-1 970 Los Angeles The Palms near Los Angeles Comment
  UCR232522  Phalaris minor Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8017 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 25 m west of Sierra Highway, 180 m north of Avenue F 701 Comment
  SD252260  Phalaris paradoxa Steven A. Junak 1999-5-8 Sca 907 Los Angeles Santa Catalina Island: On W side of Fern Canyon, in Cottonwood Canyon drainage, along abandoned road, W-facing hillside. 121 Comment
  UCR271074  Phoenix canariensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14353 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 427 Comment
  CAS-BOT-BC222556  Pholistoma auritum var. auritum John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  RSA592268  Pholistoma membranaceum Louis C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mountains. Ravine south of summit 4174, east of Vincent. 1250 Comment
  UC1244687  Pholistoma racemosum R. O. Ornduff, Roy L. Taylor 1960-3-18 4384 Los Angeles 100 yds s of board walk on road to Pebble Beach (moist creek areas in nr vicinity town of Avalon, Santa Catalina Island); Santa Catalina Island, vicin town of Avalon, rd to Pebble Be Comment
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Feb 20 2007
  UCR228117  Pholistoma racemosum R. F. Thorne 1966-4-15 36005 Los Angeles Channel Islands, San Clemente Island, 2/3 miles south southeast of Eel Point (and north of Seal Cove), southwest side of island 46 Comment
  RSA133183  Phoradendron densum Del Wiens 1960-6-12 2717 Los Angeles Hwy. #99, 7 miles south of Gorman, on Ridge Route. 915 Comment
  UCR125171  Phoradendron macrophyllum A. C. Sanders, Mark Elvin 2002-6-25 25275 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  SBBG131444  Phyllospadix scouleri S. A. Junak 1996-4-11 SCI 286 Los Angeles ca. 0.9 km N of Eel Point, in small swale immediately behind rocky beach 3 Comment
  RSA678127  Pickeringia montana var. montana Valerie L. Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, ca. 500 feet south of Bluebird Motorway, WNW of Sycamore Flat. 808 Comment
  RSA640322  Pinus attenuata L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  SEINET3562271 Image available Pinus coulteri Walter Schlaer 1965-11-7 s.n. Los Angeles Charlton Picnic Area, 10 miles northeast of Pasadena, Angeles National Forest. 1646 Comment
  UCR181214  Pinus coulteri R. G. Swinney 1997-4-25 5514 Los Angeles San Gabriel Mtns., ridge c. 0.5 mi. south of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2241 Comment
  CDA20468  Pinus pinea M. O'Brien 2004-3-14 MOB 2 -04 Los Angeles Transverse Ranges; 0.2 mi W of where Stunt Rd crosses Cold Creek in Calabasas, downhill from Stunt Rd by a drainage culvert. 0 Comment
  RSA701281  Pinus pinea LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1063 Los Angeles 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. 543 Comment
  CAS-BOT-BC72760  Pinus sabiniana W. R. Dudley; F. H. Lamb 1896-6-8 4391 Los Angeles Kings Canyon, Liebre Mountains Comment
  CATA1824  Pinus torreyana Benjamin E. Carter 2012-8-31 7025 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  LA202300  Pistia stratiotes Arthur C. Gibson; 2004-7-31 5056 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, NW-edge of Lake Malibou. Comment
  RSA710279  Pittosporum crassifolium A. C. Sanders, Lee Jones 2005-4-8 29362 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA593451  Plagiobothrys arizonicus Steve Boyd 1996-4-24 8652 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UC766213  Plagiobothrys nothofulvus R. F. Hoover 1938-4-16 3116 Los Angeles near Bailey's (upper Antelope Valley); Antelope Valley Comment
  CAS-BOT-BC228487  Plagiobothrys parishii Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 993 Los Angeles Lovejoy Springs Comment
  CAS-BOT-BC60826  Planodes virginica Le Roy Abrams 1899-4-1 236 Los Angeles Inglewood. Comment
  SBBG126124  Plantago arenaria A. C. Sanders with T. B. Salvato, M. Provance 2009-5-26 36918 Los Angeles San Gabriel River floodplain, Whittier Narrows Nature Center and E to Peck Rd, along the SCE powerlines and the river levee 70 Comment
  RSA762350  Plantago erecta R. G. Swinney 2009-3-6 10051 Los Angeles 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  RSA0114186  Plantago erecta Steven A. Junak 2000-4-15 SCa- 1193 Los Angeles Santa Catalina Island. Avalon Canyon, near E Summit Road, 0.4 mi. inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  RSA600433  Plantago erecta Louis C. Wheeler 1932-4-1 544 Los Angeles San Jose Hills at Pomona 305 Comment
  CDA34294  Plantago major M. O'Brien 2007-8-12 MOB 07 -1 Los Angeles Santa Monica Mountains; Solstice Canyon. 0 Comment
  SDSU19660  Plantago ovata var. insularis Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2188 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that runs south from Eel Point. Top of cliff. 69 Comment
  CHSC19521  Platanus racemosa Wendell Wood 1970-6-17 10 Los Angeles Linda Vista Rd. and Chevy Chase. Glendale. On canyon hillside. 365 Comment
  HSC104222  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon 1000 Comment
  RSA609130  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  SBBG70061  Platystemon californicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC64139  Platystemon californicus H. M. Hall Jun 3 1900-Jun 6 1900 1520 Los Angeles Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 1737 Comment
  UCR259686  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10717 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA0031848  Poa annua Louis Van Velzen 1987-5-11 87 -01 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  RSA656210  Poa annua Joseph M. Keefe 1977-6-11 22081 -A Los Angeles Camp Max Straus, Engleheard Canyon, Glendale. 366 Comment
  SBBG113259  Poa annua S. A. Junak 1997-6-3 SCa 434 Los Angeles Avalon, along lower Summer Street, just S of Atwater Hotel Building 6 Comment
  LA202774  Poa palustris Peter H. Raven; David S. Verity 1960-5-7 15342 Los Angeles SANTA MONICA MOUNTAINS, ca 1 mi. SW of Seminole Hot Springs. 335 Comment
  RSA777432  Poa pratensis R. G. Swinney 2009-5-27 10859 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR209615  Poa pratensis R. G. Swinney 2008-10-10 9579 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCSB452  Poa pratensis Philbrick, Ralph 1955-4-20 Los Angeles Quad, Pomona College Comment
  CAS-BOT-BC237686  Poa secunda Elizabeth A. Kellogg; Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and above cutbank on county road N2 1219 Comment
  RSA0091792  Poa secunda R. G. Swinney 2011-4-1 14292 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA586968  Poa secunda Orlando Mistretta 1995-5-23 1712 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1875 Comment
  RSA730170  Poa secunda R. G. Swinney 1998-7-2 6224 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR211795  Poa secunda Valerie Soza, LeRoy Gross, B. Hogshead 2002-5-9 1463 Los Angeles Transverse Ranges; San Gabriel Mountains region, along Sunset Peak Road, 2.8 km ESE of Glendora Ridge Road 1494 Comment
  UCR177311  Polycarpon tetraphyllum LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1034 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  HSC24788  Polycarpon tetraphyllum Barbara Kelly 1971-7-31 141 Los Angeles 10507 Ilona Ave Comment
  UCR248255  Polygala cornuta subsp. fishiae Kai T. Palenscar 2013-6-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region, 100 m east of Santa Anita Wash channel, S base of San Gabriel Mts., City of Arcadia 195 Comment
  RSA464415  Polygonum aviculare subsp. aviculare F. R. Fosberg 1930-7-7 S- 3167 Los Angeles Alamitos Bay 5 Comment
  CATA3041  Polygonum aviculare subsp. depressum Amy Catalano 2016-3-20 050 Los Angeles Santa Catalina Island: Backyard of 106 Middle Ranch 185 Comment
  RSA781203  Polypodium californicum Dan S. Cooper 2010-5-10 510 48 B Los Angeles upper Oak Canyon, Griffith Park 221 Comment
  SDSU3573  Polypodium californicum J. Godsil 1952-4-28 218 Los Angeles Little Dalton Canyon, above Geendora, 366 Comment
  SEINET5778147 Image available Polypodium californicum Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  RSA534037  Polypodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5282 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
  UCSB62362  Polypodium californicum Kiefer, Lawrence 1967-4-2 Los Angeles San Gabriel Mtns., N of Altadena, Eaton Canyon, ca. 1/4mi from mouth 457 Comment
  UCSB62378  Polypodium californicum Kiefer, Lawrence 1967-5-13 Los Angeles San Gabriel Mtns., N of Mt. Wilson, Shortcut Canyon, tributary of the W fork of the San Gabriel River 1066 Comment
  UCSB62383  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62407  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62413  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  SD72758  Polypogon interruptus F. R. Fosberg 1931-5-21 S 4942 Los Angeles Howlands Landing, Santa Catalina Isl., steep north slope 10 Comment
  RSA0021955  Polypogon maritimus Duncan S. Bell, Caitlin Elam 2013-6-24 5295 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA616145  Polypogon monspeliensis Valerie L. Soza 1998-5-3 101 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  UCR149886  Polypogon monspeliensis R. G. Swinney 1999-6-18 7332 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UCR272990  Polypogon monspeliensis R. G. Swinney 2011-6-1 14953 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  SEINET11681495  Polypogon monspeliensis J. F. Bright, Wyman, C. 1931-1 5743 Los Angeles Hollywood Comment
  CAS-BOT-BC237503  Polypogon viridis Alice Eastwood 1906-5-27 84 Los Angeles Bimini Baths Comment
  RSA385487  Polypogon viridis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  RSA776785  Polypogon viridis Orlando Mistretta, Christine Mistretta 2010-6-15 5304 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  UCD91471  Polypogon viridis W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  SBBG126990  Polystichum imbricans subsp. imbricans A. Parikh, N. Gale 2011-7-7 3550 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2 1667 Comment
  UCR220285  Populus fremontii R. G. Swinney 2009-4-24 10481 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR214660  Portulaca oleracea A. C. Sanders, Dan S. Cooper 2010-4-30 38131 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA200779  Portulaca oleracea Jonathan Sauer; H. N. Sauer 1983-11-6 6272 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Pacific Palisades. 60 Comment
  RSA620014  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 366 Comment
  UCR99436  Potentilla gracilis R. G. Swinney 1995-9-4 4498 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  SBBG72444  Potentilla gracilis var. fastigiata Anstruther Davidson 1895-1 Los Angeles Big Rock Crk Comment
  SBBG38908  Prunus ilicifolia subsp. lyonii M. Van Rensselaer 1937-7-1 Los Angeles Cherry Valley Comment
  SBBG44676  Prunus ilicifolia subsp. lyonii W. A. Wright 1931-2-19 Los Angeles Bannings Cyn 152 Comment
  UCR209114  Prunus virginiana R. G. Swinney 2008-6-18 9074 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  RSA604299  Prunus virginiana var. demissa Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Opposite mouth of Sawmill Canyon. 2012 Comment
  UCR68904  Pseudognaphalium biolettii Steve Boyd, T. Ross, L. Arnseth 1990-4-7 4201 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  UCD135039  Pseudognaphalium biolettii F. H. Elmore 18-19 Feb 1939 407 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC356716  Pseudognaphalium californicum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4265 A Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  CHSC29259  Pseudognaphalium californicum Alisa Goldman 1980-4-5 4 Los Angeles Temescal Canyon, Presbyterian Conference Grounds, Sunset Blvd. and Temescal Cyn. Rd., Pacific Palisads. 167 Comment
  LA25985  Pseudognaphalium californicum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SD69729  Pseudognaphalium californicum Robert F. Thorne 1966-4-29 36322 Los Angeles Santa Catalina Island, below road to White's Landing above turnoff to Echo Lake 409 Comment
  SFV16114  Pseudognaphalium californicum J. M. Kneitel 1995-4-28 35 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park next to dry creek bed. 425 Comment
  SD138518  Pseudognaphalium californicum Steven A. Junak 1985-5-16 SCI 95 Los Angeles San Clemente Island, southwest protion of island, in north fork of Cave Canyon 442 Comment
  CAS-BOT-BC357285  Pseudognaphalium microcephalum Geo. B. Grant 1901-8-27 s.n. Los Angeles Pasadena Comment
  RSA279118  Pseudognaphalium stramineum R. F. Thorne 1971-3-18 41493 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  RSA0035060  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  CAS-BOT-BC421207  Pterostegia drymarioides Tim Ross; Steve Boyd 1991-4-25 4570 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated betwen Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 865 Comment
  CATA1202  Pterostegia drymarioides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2252 Los Angeles Santa Catalina Island: Divide road, above Avalon Canyon 371 Comment
  RSA0080737  Pterostegia drymarioides R. G. Swinney 2010-4-23 12366 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA584053  Pterostegia drymarioides Tim S. Ross, S. D. Boyd 1991-4-25 4570 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA617379  Pterostegia drymarioides Laura Moore, Richard K. Brummitt, S. D. Boyd 1998-5-26 1 Los Angeles San Gabriel Mountains: north base of the range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  SBBG38776  Pterostegia drymarioides R. Moran 1941-2-17 576 Los Angeles Middle Ranch 500 Comment
  UCR280677  Pterostegia drymarioides R. G. Swinney 2014-5-21 16637 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA392918  Pterostegia drymarioides Freda Detmers 1931-3-19 s.n. Los Angeles El Segundo. Comment
  RSA547450  Punica granatum Tim S. Ross 1992-5-17 6381 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 631 Comment
  UC25277  Pycnanthemum californicum Dr. Voght 1896-1 Los Angeles Antelope Valley Comment
  UCR23863  Quercus agrifolia Alfred R. Roos 1937-12-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Sepulveda Canyon 350 Comment
  UCSB28157  Quercus agrifolia var. agrifolia Lloyd, Robert 1959-3-24 Los Angeles at Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy, 99, Tehachapi Mts. 822 Comment
  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
  UCR178208  Quercus berberidifolia LeRoy Gross 2000-11-12 325 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCSB72069  Quercus berberidifolia Gross, LeRoy; Soza, Valerie; Gilbert, Neil 2000-10-18 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 609 Comment
  CAS-BOT-BC62566  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8299 Los Angeles Liebre Mountain: vicinity of West Summit. Liebre Mountain. 7.5' USGS Quadrangle 1690 Comment
  RSA0082596  Quercus chrysolepis R. G. Swinney 2010-8-30 13628 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA476889  Quercus chrysolepis L. E. Hoffman 1931-5-11 s.n. Los Angeles Millard's Canyon, Angeles Nat'l Forest. Comment
  UCR270300  Quercus chrysolepis R. G. Swinney 2011-11-1 15954 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  LA99093  Quercus douglasii Mary V. Hood; 1945-6-25 45- 123 k* Los Angeles oak flat, Castiac Lake, Ridge Route 1219 Comment
  SEINET12027838  Quercus douglasii D. P. Reagan 1974-1 12 Los Angeles just E of Sandberg,along State Road N-2 Comment
  CHSC96047  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 311 Los Angeles Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon, pass saddle with antennas. 792 Comment
  RSA656136  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 664 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 549 Comment
  UCR139120  Quercus durata var. gabrielensis L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mtns, Cattle Canyon, 1 mi east of mouth of Coldwater Canyon 945 Comment
  UCR178165  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 301 Los Angeles Los Angeles Basin region; Verdugo Mtns., 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 the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA0065414  Quercus durata var. gabrielensis Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. Comment
  RSA762408  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3014 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  UCD46012  Quercus engelmannii Ward B. Holt 1941-10-1 s.n. Los Angeles Group of trees, Monrovia. Los Angeles County. Comment
  UC2026417  Quercus john-tuckeri Louis C. Wheeler 1966-10-23 9057 Los Angeles LIEBRE MOUNTAIN: North edge of top of ridge between Bouquet Canyon and Martindale Canyon at crossing of Big Oak Trail. North side Sierra Pelona. Comment
  UCSB60796  Quercus john-tuckeri Muller, Cornelius 1945-3-20 Los Angeles 3 1/2 mi. S of Gorman Comment
  RSA682294  Quercus john-tuckeri R. E. Riefner Jr. 2003-7-26 3 -325 Los Angeles Near Solemint, in Plum Canyon, near intersection with Arline Drive and Sierra Hwy. 587 Comment
  CAS-BOT-BC105255  Quercus kelloggii Fay A. Mac Fadden 1936-9-6 14745 Los Angeles Lake Arrowhead Comment
  RSA476811  Quercus kelloggii Bonnie C. Templeton 1933-5-15 5136 Los Angeles Toward Jackson Lake, Big Pines Park, San Gabriel Mts. 1921 Comment
  LA92003  Quercus tomentella Peter H. Raven; 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon 91 Comment
  RSA488453  Quercus tomentella Mark Hoefs 1974-9-25 549 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 69 Comment
  SBBG43931  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SEINET13953936 Image available Quercus turbinella Martha P. Creighton 1952-1 294 Los Angeles Juniper Hills (Sima Mesa, Gabriel Mts.) Comment
  UCR270994  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  IRVC26333  Rafinesquia californica A. C. Sanders, Andy Thompson 2003-4-15 25988 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  UCR271591  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA639696  Ranunculus californicus Scott D. White 1999-3-30 7212 Los Angeles Puente Hills: City of Rowland Heights, south of Pathfinder Rd. and west of 57 Freeway; near Bill Blevins Park. 213 Comment
  CAS-BOT-BC378874  Ranunculus californicus var. californicus Louis C. Wheeler 1934-3-10 2428 Los Angeles San Gabriel Mts., adobe soil in meadow on E side near mouth San Dimas Canyon 442 Comment
  UC450914  Ranunculus hebecarpus Fay A. Macfadden 1931-3-29 17 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  UCR271486  Ranunculus hebecarpus R. G. Swinney 2011-5-3 14561 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  SEINET11261096  Raphanus sativus K. Dobry 1991-6-13 d 721 Los Angeles SW section of Soka University, Los Vergenes Road and Mulholland Hwy. Santa Monica Mountains.; 0 Comment
  UCR186697  Raphanus sativus T. B. Salvato, Sandra Murcia 2007-3-28 2002 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR258847  Raphanus sativus R. G. Swinney 2010-3-16 11917 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  LA200329  Raphanus sativus Jonathan Sauer; H. N. Sauer 1969-5-30 4557 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  RSA136598  Rhamnus californica C. F. Baker 1908-7-20 3443 Los Angeles Claremont. Comment
  RSA771594  Rhamnus californica R. G. Swinney 2009-6-2 11005 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR270038  Rhamnus californica R. G. Swinney 2011-7-21 15539 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CHSC35812  Rhamnus californica subsp. californica Philip A. Silverstone 1981-5-17 521 Los Angeles Santa Monica Mtns.; Malibu Creek State Park; Mulholland Hwy. 2.4 km E Las Virgenes Rd. 210 Comment
  CAS-BOT-BC55990  Rhamnus ilicifolia I. Johnston 1917-2-10 s.n. Los Angeles Hills south of Pomona 365 Comment
  POM199527  Rhamnus ilicifolia I. W. Clokey, Bonnie C. Templeton 1929-07 4575 Los Angeles Mandeville Canyon. 275 Comment
  POM305926  Rhamnus ilicifolia Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1222 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA390830  Rhamnus ilicifolia Robin S. Collins 1973-4-9 233 Los Angeles Angles National Forest, San Gabriel Mts.: R13W T3N, Trail Cyn. 610 Comment
  SEINET3163334  Rhamnus ilicifolia G. B. Grant 1115 Los Angeles Collected at Pasadena Comment
  UCR272020  Rhamnus ilicifolia R. G. Swinney 2010-4-28 12407 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
  RSA95294  Rhamnus ilicifolia F. W. Peirson 1918-6-18 287 Los Angeles Devils Punch Bowl, Rock Creek, north base of San Gabriel Mts. at 4000 ft. 1220 Comment
  SEINET13946341 Image available Rhamnus ilicifolia Paul Gripp 1954-1 s.n. Los Angeles Malibu picnic park on way to YMCA camp Comment
  RSA150688  Rhamnus pirifolia Peter H. Raven 1962-5-9 17683 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island. 274 Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  POM2713  Rhus integrifolia D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  RSA244382  Rhus integrifolia Robin S. Collins 1973-5-15 261 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  SBBG37719  Rhus integrifolia M. B. Dunkle 1939-4-3 7239 Los Angeles Chenetti Cyn Comment
  SBBG95409  Rhus integrifolia M. B. Dunkle 1928-3-4 1718 Los Angeles Orizaba Cyn 243 Comment
  UCR217438  Rhus integrifolia R. G. Swinney 2009-2-26 10038 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  SEINET10837427  Rhus integrifolia Annetta M. Carter 1935-9-8 Carter 955 Los Angeles Sierra Madre. In bottom of steep-walled canyon. Shrubs 10 ft tall; old bark dark gray smooth; young bark reddish brown, smooth. Comment
  CAS-BOT-BC167958  Rhus ovata 1901-4-21 s.n. Los Angeles Griffith Park Comment
  CATA1473  Rhus ovata Mark L. Hoefs, Robert F. Thorne 1996-4-6 2663 Los Angeles Santa Catalina Island: Upper Avalon Canyon, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  UC1130527  Rhus ovata A. D. Gifford 1935-3-15 478 Los Angeles 2.5 mi sw Red Mountain; Angeles National Forest 518 Comment
  SEINET4560264  Ribes amarum Louis C. Wheeler 1936-1 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  UCR258701  Ribes aureum R. G. Swinney 2010-3-22 12028 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  PASA2243  Ribes aureum var. gracillimum Frank W. Peirson 1921-3-6 Los Angeles Foothill Boulevard, 1 mile east on Monrovia Comment
  RSA724678  Ribes aureum var. gracillimum K. Dobry 1991-3-15 d- 430 Los Angeles West San Gabriel Mountains at Lower Elsmere Cyn. Comment
  POM9646  Ribes californicum var. hesperium P. A. Munz, R. D. Harwood 1920-5-15 4001 Los Angeles Sepulveda Canyon, Santa Monica Mts. 213 Comment
  CAS-BOT-BC108869  Ribes divaricatum var. parishii Clarence R. Quick 1940-3-20 s.n. Los Angeles Collected at El Monte. Comment
  CAS-BOT-BC108876  Ribes divaricatum var. parishii F. V. Coville; R. Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  RSA0008290  Ribes divaricatum var. parishii Fredrick V. Coville, Rimo Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  UC147005 Image available Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  CAS-BOT-BC173408  Ribes malvaceum Alice Cooper 1908-12-12 s.n. Los Angeles [Sturdevant] Sturtevant Trail, San Gabriel Mountains Comment
  RSA0021651  Ribes malvaceum Mark A. Elvin, Orlando Mistretta 1996-3-24 135 Los Angeles San Clemente Island. Eagle Canyon. 274 Comment
  CAS-BOT-BC6072  Ribes malvaceum var. viridifolium LeRoy Abrams 1901-4-1 1525 Los Angeles Wilson's Peak Comment
  IRVC26289  Ribes malvaceum var. viridifolium Mark A. Elvin, Cathleen Weigand 2003-5-22 2903 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  JEPS26545 Image available Ribes malvaceum var. viridifolium Peter Kamb 1948-1-10 751 Los Angeles Sunset Ridge San Gabriel Mts. 1005 Comment
  UC1127277  Ribes malvaceum var. viridifolium A. Lewis Feb 1934 274 Los Angeles Head of Grapevine Canyon Angeles National Forest, San Fernando Quadrangle Comment
  CAS-BOT-BC186161  Ribes roezlii var. roezlii I. M. Johnston 1917-6-15 1271 Los Angeles Head of Icehouse Canon [Canyon] 2286 Comment
  RSA549573  Ribes speciosum Tim S. Ross 1991-3-10 4214 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA23580  Ribes viburnifolium Percy C. Everett 1939-9-19 9538 Los Angeles Santa Catalina Island, 3.5 miles from Avalon, on road to Isthmus, near 2nd large reservoir 457 Comment
  CATA3449  Ricinus communis Benjamin J. Dion, Stuart Olshevski, Tobias Nickel 2017-6-26 031 Los Angeles Santa Catalina Island: Channel Side; Emerald Bay, along drainage north of road 25 Comment
  RSA785492  Ricinus communis Doris Bowers 1967-10-4 114 Los Angeles Palos Verdes Pen. 305 Comment
  SBBG98454  Ricinus communis T. Ross 1991-5-22 5433 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  UCR95376  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mtns area, Bouquet Canyon, c. 0.9 mi. south of junction with Forest Service Road 6N08 561 Comment
  SFV7097  Rorippa curvisiliqua K. A. Wilson 1974-8-21 1448 Los Angeles Santa Monica Mountains Malibu Creek. Kanan Road and Triunfo Canyon Road intersection. 245 Comment
  RSA342505  Rosa woodsii subsp. gratissima Robert F. Thorne, M. Z. Thorne 1969-7-9 38586 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UCR3414  Rubus pensilvanicus H. M. Whistler 1964-4-11 640411- 01 Los Angeles San Gabriel Valley, Side of road to Puddingstone Reservoir State Park, 0.3 mi from San Dimas City limit 244 Comment
  JEPS44765  Rubus ursinus Frank W. Peirson 1919-4-19 380 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 609 Comment
  UCR125253  Rubus ursinus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25502 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
  CATA562  Rumex conglomeratus Mark L. Hoefs, Robert F. Thorne 1975-8-7 826 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  RSA229041  Rumex conglomeratus Robert F. Thorne, C. W. Tilforth 1971-6-30 40741 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Big Rock Canyon below detention camp 1524 Comment
  CAS-BOT-BC433572  Rumex hymenosepalus Timothy S. Ross; Victor W Steinmann 1995-5-8 8550 Los Angeles Liebre Mountains. NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon. 918 Comment
  UCR143198  Rumex salicifolius F. R. Fosberg 1931-5-6 S- 4794 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  RSA0011532  Rumex salicifolius var. salicifolius Orlando Mistretta, Christine Mistretta 2011-6-23 5732 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA607621  Rupertia physodes L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  RSA91332  Rupertia physodes F. W. Peirson 1919-5-18 93 Los Angeles Monrovia Canyon, S base of San Gabriel Mountains 457 Comment
  RSA3576  Ruppia maritima Carl B. Wolf 1932-5-12 3591 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  LA200847  Sairocarpus nuttallianus Jonathan Sauer; R. Brumbaugh 1973-4-28 5446 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  UC1124639  Salazaria mexicana A. E. Wieslander 1929-6-6 97 Los Angeles near Palmdale; Elizabeth Lake Quad. 792 Comment
  UCSC001511  Salazaria mexicana Peter Kamb 1948-5-6 971 Los Angeles Hot hillside above wash San Gabriel Mts, Little Rock (Lower Sonoran Zone. Desert foothills of the San Gabriel Mts above Little Rock) 975 Comment
  POM2071  Salix exigua I. M. Johnston 1917-5-13 1242 Los Angeles El Monte. 91 Comment
  RSA611807  Salix exigua Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  SBBG58883  Salix exigua R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR258960  Salix exigua var. hindsiana R. G. Swinney 2010-2-27 11753 Los Angeles San Gabriel Mountains/Verdugo Mountains, 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
  RSA618685  Salix gooddingii LeRoy Gross 1998-10-16 82 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  UC492468  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon Santa Monica Mts., Lower Topanga Canyon 15 Comment
  UC846600  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4646 Los Angeles San Francisquito Canyon 800 Comment
  UCR124585  Salix laevigata B. C. Templeton, I. W. Clokey 1930-4-8 1057 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  UCR238478  Salix laevigata Orlando Mistretta, Christine Mistretta 2008-4-29 2619 Los Angeles Transverse Ranges; San Gabriel Mountains, Short Cut Station, upper Big Tujunga Canyon, northwest of junction of State Hwy 2 (Angeles Crest Hwy) and Forest Service Route 3N19 (Upper Big Tujunga Canyon Road) 1280 Comment
  LA94889  Salix laevigata K. Larson; J. Neel 1950-4-8 39 Los Angeles 0.7 mi N of Ranch O' Daly, Maclay St., N San Fernando Valley Comment
  RSA0034851  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-19 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC128136  Salix lasiandra var. lasiandra Marcus E. Jones 1930-2-2 s.n. Los Angeles Near Laguna Comment
  CATA3193  Salix lasiolepis Julia Parish, Margie Pfeffer 2016-8-18 005 Los Angeles Santa Catalina Island: Up drainage on south side of West End Rd., about 60 meters west of junction with Parsons Landing Rd. 68 Comment
  POM156304  Salix lasiolepis L. R. Abrams 1902-3-6 3103 Los Angeles Centinela creek, Inglewood. Comment
  POM2047  Salix lasiolepis Philip A. Munz 1918-4-5 2024 Los Angeles South Hills, Pomona. Comment
  POM296833B  Salix lasiolepis Lyman D. Benson 1951-6-21 14787 Los Angeles The Wash, Pomona College, Claremont. Pacific slope drainage area. 366 Comment
  RSA599150  Salix lasiolepis Louis C. Wheeler 1966-11-19 9134 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  RSA646133  Salix lasiolepis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  UC482215  Salix lasiolepis Carl W. Sharsmith 1931-11-15 4 Los Angeles at foot of coastal headland near mouth of Topanga Canyon; Santa Monica Mountains 15 Comment
  UCR204212  Salix lasiolepis R. G. Swinney 2001-9-16 8162 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  UC506474  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-15 7639 Los Angeles Comment
  CAS-BOT-BC128517  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  CAS-BOT-BC128524  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  UCR125899  Salix lucida subsp. lasiandra A. C. Sanders, Mark Elvin, et al 2002-6-26 25297 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction 305 Comment
  LA31626  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-6-4 14324 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  RSA248863  Salsola tragus R. F. Thorne 1973-4-12 42981 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA0094994  Saltugilia splendens subsp. grantii Orlando Mistretta 1992-6-12 549 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SJSU13414  Saltugilia splendens subsp. grantii C. W. Sharsmith 1945-9-7 5463 Los Angeles E side Mt Waterman, San Gabriel Mts 2072 Comment
  RSA401631B  Salvia apiana William Emboden 1970-6-12 43 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA442831  Salvia apiana William Emboden 1969-5-28 16 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  POM49968  Salvia apiana var. compacta A. D. E. Elmer 1902-06 3684 Los Angeles Acton, Mt. Gleason. Comment
  RSA307184  Salvia columbariae Henry J. Ramsey 1937-3-27 2086 Los Angeles Little Tujunga Canyon Comment
  RSA664093  Salvia columbariae Marianne Marshall 1981-5-29 13 Los Angeles Ca. Hwy 39, 18.1 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  SD69510  Salvia columbariae Robert Thorne 1966-4-5 35852 Los Angeles Santa Catalina Island, slope above stream in Cottonwood Canyon 106 Comment
  CAS-BOT-BC214321  Salvia dorrii var. pilosa A. D. E. Elmer 1902-6-1 3696 Los Angeles Vincent Comment
  CAS-BOT-BC221043  Salvia dorrii var. pilosa Peter H. Raven 1959-3-31 13904 Los Angeles 2.5 miles west of Littlerock Comment
  RSA587360  Salvia dorrii var. pilosa Orlando Mistretta 1992-5-4 241 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR126821  Salvia leucophylla A. C. Sanders 2003-6-19 26972 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  CAS-BOT-BC233314  Salvia mellifera R. F. Hoover 1968-6-6 11148 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  PASA487  Salvia mellifera Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0062520  Salvia mellifera R. G. Swinney 2010-4-20 12304 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0087042  Salvia mellifera R. G. Swinney 2010-3-13 11874 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA0113371  Salvia mellifera LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7511 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
  RSA434121  Salvia mellifera E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA708686  Salvia mellifera Valerie L. Soza, Miriam Sidibeh 2003-3-26 1601 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  UCD125551  Salvia mellifera Kenneth A. Wilson 1961-3-11 975 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. Comment
  CDA40973  Salvia mellifera T. C. Fuller 1965-4-26 13375 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  UCR274112  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles California Islands, Santa Catalina Island, west side of Avalon Canyon drainage, along north rim of Quail Canyhon, just west of Los Angeles Counthy Fire Station 79 Comment
  POM50365  Salvia spathacea L. R. Abrams 1901-4-3 s.n. Los Angeles Santa Monica Mountains. Comment
  UC1595410  Sambucus mexicana Tim Ross and Annette H. Ross 1991-7-29 5699 Los Angeles Elephant Hill San Dimas 7.5 ft quad, Puente Hills, W Pomona (ne slope of e summit area, n-most point of hills,) 321 Comment
  CAS-BOT-BC238714  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-6-19 329 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC238727  Sambucus nigra subsp. caerulea Peter H. Raven 1959-5-3 14065 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Mulholland Drive 0.5 miles east of Beverly Glen Boulevard 381 Comment
  POM219124  Sanguisorba minor Louis C. Wheeler 1932-7-25 1102 Los Angeles Thompson Creek, 2.5 miles NE La Verne 381 Comment
  UCR142883  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  POM50239  Sanicula arguta L. W. Nuttall 1921-2-8 1079 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  POM3414  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora. Comment
  POM9550  Sanicula crassicaulis P. A. Munz 1920-5-17 3965 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  RSA785652  Sanicula crassicaulis K. Dobry 1992-4-9 325 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  RSA762067  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-16 3092 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  UCR177796  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UCR9550  Satureja mimuloides Judy Owen 1970-7-23 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest 915 Comment
  CAS-BOT-BC219077  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon, San Gabriel Mts. 388 Comment
  OBI77030  Schinus molle Rebecca Cicoria 1982-5-8 70 Los Angeles Palos Verdes Peninsula: Western end of Burma Trail, Rancho Palos Verdes. Comment
  RSA579239  Schinus terebinthifolius T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7410 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; 174 Comment
  RSA599788  Schismus barbatus Steve Boyd, Lauren Raz 1997-3-25 9281 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, flats and slopes just northeast of ranch compound. 976 Comment
  RSA728780  Schismus barbatus Gary D. Wallace 1979-4-19 1690 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  CAS-BOT-BC111513  Schoenoplectus americanus LeRoy Abrams 1899-3-1 204 Los Angeles Cienega Comment
  CAS-BOT-BC111228  Schoenoplectus californicus Alice Eastwood 1906-5-27 179 Los Angeles San Pedro Comment
  RSA0081662  Sedum spathulifolium T. S. Ross 1993-5-16 7147 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. 1329 Comment
  CATA1905  Selaginella bigelovii 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
  LA94008  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1682 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, ca 0.5 mi from Lobo Canyon turnoff, near road. 304 Comment
  RSA526599  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4183 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  CAS-BOT-BC333106  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CAS-BOT-BC333122  Senecio flaccidus var. douglasii Javier Penalosa 1961-5-21 1519 Los Angeles San Gabriel Canyon Comment
  IRVC27305  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2003-8-7 27151 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  LA201862  Senecio flaccidus var. douglasii Arthur C. Gibson; 2003-8-31 4963 Los Angeles Santa Monica Mountains, Mulholland Highway Comment
  RSA616072  Senecio flaccidus var. douglasii Scott D. White, Brian Leatherman 1997-1-14 6042 Los Angeles Santa Clara river watershed: Upper Oak Springs Canyon, above existing gravel quarry. 579 Comment
  UC750623  Senecio flaccidus var. douglasii Lewis S. Rose 1946-12-21 46299 a Los Angeles 3 mi ne La Canada (Angeles Crest Highway) 609 Comment
  POM302243  Senecio mikanioides George B. Grant 1900-1-2 s.n. Los Angeles Garden, Pasadena Comment
  CATA3038  Senecio vulgaris Amy Catalano 2016-3-18 046 Los Angeles Santa Catalina Island: On west side ca. 0.75 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 150 meters off road 265 Comment
  RSA473109  Senecio vulgaris Christopher Davidson 1973-4-6 1868 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA609512  Senecio vulgaris L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  MACF019654  Sequoiadendron giganteum F. A. M. 1940-7-6 15171 Los Angeles Yosemite National Park Comment
Read comments
Jun 26 2015
  RSA741028  Setaria parviflora Justin M. Wood 2009-1-3 282 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  UCR99513  Setaria parviflora Steve Boyd, Lauren Raz 1996-10-14 9084 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  SEINET10526757  Setaria parviflora David B. Dunn 1947-7-20 Dunn 2988 Los Angeles Collected at 316 North Avenue 50. Comment
  LA82218  Sida hederacea O. H. Kappler; 1944-6-18 sn Los Angeles West Los Angeles Comment
  RSA655935  Silene gallica James Henrickson 2000-4-15 20680 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UC55872  Silene gallica Ernest Braunton 1902-5-15 369 Los Angeles Gardena Comment
  POM186341  Silene gallica Joseph A. Ewan 1932-6-29 7567 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  RSA477873  Silene gallica L. C. Wheeler 1932-3-23 521 Los Angeles UCLA Campus, West Los Angeles. 137 Comment
  SDSU17724  Silene gallica S. H. Bullock 1968-4-2 29 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  UCR280763  Silene laciniata R. G. Swinney 2014-5-19 16559 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
  CAS-BOT-BC174891  Silene laciniata Wesley O. Griesel 1961-6-4 s.n. Los Angeles San Rafael Hills 609 Comment
  UCSB17646  Silene laciniata subsp. laciniata Vernand, Romona 1963-4-10 Los Angeles 5.3 miles N of U.S. Highway 66 on San Dimas Canyon Road, San Dimas Comment
  SD253427  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains: Camp Colby, 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon Creek. 1073 Comment
  UCR271854  Silene verecunda R. G. Swinney 2011-6-23 15320 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA588045  Silene verecunda subsp. platyota Orlando Mistretta 1994-5-31 1277 -A Los Angeles Santiago Canyon. N slope of Pacifico Mtn. 1939 Comment
  CAS-BOT-BC74899  Sinapis alba Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers Home. Comment
  UC1126793  Sisymbrium altissimum A. D. Gifford 1935-4-30 640 Los Angeles 6 mi wsw of Manzana 1005 Comment
  RSA0078380  Sisymbrium orientale R. G. Swinney 2010-4-23 12329 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA599773  Sisymbrium orientale Steve Boyd, Lauren Raz 1997-3-25 9267 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, flats and slopes just northeast of ranch compound. 976 Comment
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May 30 2007
  UCR213356  Sisymbrium orientale Justin M. Wood 2009-3-6 336 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  RSA624571  Sisymbrium orientale L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near La Paloma Flat. 563 Comment
  LA24021  Sisyrinchium bellum C. & M. Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park. Comment
  RSA366939  Sisyrinchium bellum T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA306753  Sisyrinchium bellum Henry J. Ramsey 1937-7-18 1645 Los Angeles Soldiers Creek Comment
  UCR194179  Sisyrinchium idahoense R. G. Swinney 1998-7-24 6555 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR276998  Smilacina stellata R. G. Swinney 2010-9-30 13898 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA730753  Solanum americanum A. C. Sanders, Mark A. Elvin 2002-6-18 25115 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park. 328 Comment
  RSA12646  Solanum americanum Carl B. Wolf 1934-8-16 6053 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  LA200861  Solanum douglasii Michael Neuman; December 1983 sn Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  OBI35679  Solanum douglasii Rebecca Cicoria 1982-4-25 51 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  RSA422405  Solanum douglasii Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  SBBG49564  Solanum douglasii M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  UC26214  Solanum douglasii Harley P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  UC440369  Solanum douglasii Carl Epling 1930-3-8 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR273404  Solanum douglasii R. G. Swinney 2011-4-26 14484 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UC26225  Solanum douglasii W. H. Brewer 1860-1 33 Los Angeles Comment
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Sep 7 2009
  UCR131607  Solanum nigrum L. C. Wheeler 1932-10-29 1439 Los Angeles Southern Coast, Atlantic Ave. c. 8 miles north of Anaheim Ave., Long Beach 46 Comment
  RSA603871  Solanum nigrum Louis C. Wheeler 1975-9-15 s.n. Los Angeles Pasadena: Mar Vista and Colorado Blvd. Comment
  NY821273  Solanum physalifolium L. C. Wheeler 1932-9-10 1369 Los Angeles Harrison & San Antonio Ave. W Claremont 366 Comment
  CAS-BOT-BC83634  Solanum umbelliferum C. Epling; L. Wheeler 1933-6-4 1850 Los Angeles Near Summit, Ridge Route. 1524 Comment
  CAS-BOT-BC83636  Solanum umbelliferum L. Abrams 1902-6-17 2556 Los Angeles Santa Monica Mountains. Sepulveda Canyon. Comment
  JEPS12000  Solanum umbelliferum Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  UC586885  Solanum umbelliferum Joseph Andorfer Ewan 1934-8-3 8380 Los Angeles Swarthout Valley, near county line Swarthout Valley; San Gabriel Mountains, Swarthout Valley 1981 Comment
  UCR190606  Solanum umbelliferum R. G. Swinney 2000-6-19 7814 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA427429  Solanum umbelliferum H. L. Bauer 1932-4-1 15383 Los Angeles Along road to Saddle Peak. Comment
  SBBG32132  Solanum wallacei R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -221 Los Angeles S of dam spillway, Middle Ranch Comment
  NY820489  Solanum xanti V. W. Steinmann 1995-5-8 662 Los Angeles Liebre Mountains, along Bouquet Canyon Road, ca. 1.5 km (by road) N of the Texas Canyon Fire Station; just east of the road 600 Comment
  PASA2153  Solanum xanti A. Carter 1929-1-1 Los Angeles Sierra Madre. 950-1000 ft. 297 Comment
  RSA547477  Solidago californica Timothy S. Ross, Orlando Mistretta 1992-7-24 6764 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR203112  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  UCR239940  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA617224  Solidago confinis LeRoy Gross 1998-9-12 54 Los Angeles Wildwood picnic area. Right below road to picnic area off Big Tujunga canyon road. 6 miles from Sunland. 609 Comment
  CAS-BOT-BC365032  Solidago velutina subsp. californica G. B. Grant 1897-10-29 s.n. Los Angeles Pasadena Comment
  RSA641645  Sonchus asper subsp. asper L. C. Wheeler 1967-5-31 9809 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  SEINET10615452  Sonchus asper subsp. asper David B. Dunn 1941-2-22 Dunn 684 Los Angeles UCLA campus along Westwood Blvd. Comment
  POM11349  Sonchus oleraceus F. L. Robinson 1921-3-17 10 Los Angeles Claremont, near the Greek [Theater] Comment
  UC1595228  Sonchus oleraceus Tim Ross and Peter Fritsch 1990-6-20 3610 Los Angeles mouth Burro Canyon (near confluence E and W Forks San Gabriel River); San Gabriel Mountains, near confluence E and W Forks San Gab 445 Comment
  RSA659746  Sonchus oleraceus Orlando Mistretta, E. Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 66 Los Angeles San Clemente Island. Comment
  SFV16833  Sonchus oleraceus K. Tajbakhsh 1996-4-13 25 Los Angeles California Channel Islands Catalina Island. Fisherman's Bay. Outside of USC Marine Research Station gates. Comment
  RSA383719  Sparganium erectum subsp. stoloniferum Anstruther Davidson 1923-10 3583 Los Angeles Marsh, Playa Del Rey. Comment
  RSA407709  Spartium junceum O. R. Dorado R. 1987-6-10 1701 Los Angeles San Gabriel Mountains; near Rincon Ranger Station. 762 Comment
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Sep 17 2014
  RSA670937  Spartium junceum Joseph M. Keefe 2001-1-19 30924 Los Angeles 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock 90041. 284 Comment
  RSA235303  Spergularia macrotheca M. A. Piehl, Peter H. Raven 1962-6-9 62361 Los Angeles San Clemente Island. At China Point (s. of light house). 3 Comment
  SBBG43857  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC390324  Spergularia macrotheca var. macrotheca Martin A. Piehl 1962-6-9 62361 Los Angeles California Channel Islands. At China Point (s. of lighthouse). San Clemente Island 15 Comment
  RSA0098530  Spergularia marina Orlando Mistretta 1992-4-5 205 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC390550  Spergularia platensis Geo. B. Grant 1898-3-10 s.n. Los Angeles Los Angeles Comment
  RSA65570  Spergularia rubra F. W. Peirson 1920-5-11 2132 Los Angeles Summit of Echo Mountain. 976 Comment
  RSA0097291  Spergularia salina var. salina L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: South of 200 E. Signal Street. Comment
  RSA582111  Stachys albens Louis C. Wheeler 1933-7-7 1921 Los Angeles Lexington Wash near El Monte. 73 Comment
  UC519972  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon San Gabriel Mts. 457 Comment
  UCR204564  Stachys albens R. G. Swinney 2005-8-5 8381 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR210150  Stachys albens R. G. Swinney 2008-10-16 9624 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  SEINET11587856  Stachys bullata Unknown 2011-4-5 14343 Los Angeles San Gabriel Mountains Comment
  UCR219453  Stachys bullata R. G. Swinney 2009-3-28 10193 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park