Search Results — 2000 specimen records retrieved (1578 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR181126  Abies concolor R. G. Swinney 1997-4-25 5499 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA460979  Abronia John P. Hill 1929-3-1 s.n. Los Angeles El Segundo. Comment
  RSA0119940  Abronia pogonantha R. G. Swinney 2014-4-23 16184 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  UCR141156  Abronia pogonantha June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  UCR193450  Abronia pogonantha R. G. Swinney 1999-6-5 7263 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  SBBG17785  Abronia umbellata P. H. Raven 1962-7-10 17952 Los Angeles near W shore of island W of Wall 2 Comment
  RSA460990  Abronia umbellata Ora M. Clark 1929-2-3 1501 Los Angeles Venice Comment
  RSA613265  Abutilon theophrasti Louis C. Wheeler 1976-8-2 s.n. Los Angeles Dominguez Hills: Del Amo Boulevard and Dominguez Avenue 9 Comment
  RSA715365  Acacia cyclops Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 305 Comment
  SEINET3282743 Image available Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  UCR117129  Acacia cyclops A. C. Sanders, D. Malueg 2001-5-17 24335 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  CAS-BOT-BC331562  Acer macrophyllum J. H. Thomas 1957-5-11 6755 Los Angeles San Gabriel Mountains about 3 miles N of La Canada near Angeles Crest Hwy. 762 Comment
  HSC87303  Acer macrophyllum Steve Boyd, T. S. Elias 1987-4-14 2032 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  POM306284  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1394 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA0025738  Acer macrophyllum Duncan S. Bell 2013-7-11 5371 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA799902  Acer macrophyllum Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1312 Comment
  UC586920  Acer macrophyllum Joseph Andorfer Ewan 1934-8-5 8457 Los Angeles Prairie Fork Ranger Station San Gabriel Mts., Prairie Fork Ranger Station 1767 Comment
  UCR124979  Acer macrophyllum B. C. Templeton 1952-1 7703 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 305 Comment
  SD197640  Acer negundo var. californicum A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, est side of San Gabriel Boulevard, southeast of Darlington Street intersection. 60 Comment
  UC53905  Achillea millefolium Ernest Braunton 1901-5-12 Los Angeles head of Laurel Canon Laurel Canon Comment
  SEINET11682294  Achnatherum coronatum G. L. Fisher 1929-1 s.n. Los Angeles Glendale 244 Comment
  RSA729780  Achnatherum hymenoides R. G. Swinney 1998-7-2 6242 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  CHSC100198  Achnatherum speciosum John Dittes 2006-6-5 1404 Los Angeles Transverse Ranges; San Gabriel Mts.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman, and 0.6 air-miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy-5, north and east of Little Bear Road exit. 896 Comment
  RSA595016  Achyrachaena mollis Mark Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island. Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior. 107 Comment
  OBI48823  Achyrachaena mollis H. E. Hasse 1892-5-1 s.n. Los Angeles Near Santa Monica Comment
  SBBG16967  Acmispon americanus M. Vincent 1962-7-5 269 Los Angeles 0.5 mi W of Topanga Cyn Blvd on Old Topanga Cyn Rd Comment
  CAS-BOT-BC204765  Acmispon argophyllus var. argenteus Geo. B. Grant 1901-4-1 715 Los Angeles Avalon, Catalina Isl. Comment
  CAS-BOT-BC204771  Acmispon argophyllus var. argenteus Parish 1904-4-21 6257 Los Angeles Santa Catalina Island, at Isthmus, Pacific Ocean, off southern California Comment
  UC301918  Acmispon dendroideus var. dendroideus T. W. Minthorn July 1920 Los Angeles Catalina Island, near Avalon. Comment
  SBBG101153  Acmispon dendroideus var. traskiae T. Ross 1992-4-14 6174 Los Angeles E escarpment, ca. 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  CAS-BOT-BC227787  Acmispon grandiflorus var. grandiflorus Timothy S. Ross; Steve Boyd 1994-5-10 7697 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  SBBG125330  Acmispon strigosus A. Parikh, N. Gale 2010-6-22 3359 Los Angeles Upper Shortcut Cyn, 0.9 km S of St Hwy 2, 1.4 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1370 Comment
  CATA2040  Acmispon wrangelianus Steven A. Junak, Linda Vorobik, Keri Kirkland 1998-5-16 703 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT radio station 441 Comment
  SD230161  Acroptilon repens Louis C. Wheeler 1968-7-18 Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne. Hot dry sunny roadside. Comment
  SD230162  Acroptilon repens Louis C. Wheeler 1973-6-14 Los Angeles California State University, Long Beach. Fallow field of several acres at NE corner of campus. Comment
  CAS-BOT-BC132894  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon 365 Comment
  CAS-BOT-BC133185  Adenostoma fasciculatum W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  SDSU8956  Adenostoma fasciculatum D. F. Howe 1947-5-4 1570 Los Angeles Mint Canyon. Comment
  RSA0110207  Adenostoma fasciculatum var. fasciculatum Richard G. Swinney 2011-5-16 14735 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA660223  Adenostoma fasciculatum var. fasciculatum Fred Brooks 1988-4-3 4 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. 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
  RSA453177  Adenostoma sparsifolium H. L. Bauer 1932-8-12 s.n. Los Angeles Saddle Peak Santa Monica Mountains. Comment
  RSA611077  Adiantum capillus-veneris L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  RSA727271  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6154 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA687718  Adiantum jordanii C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Catalina Island, about 1 mile directly inland from St. Catherines Comment
  OBI13982  Aesculus californica Louis C. Wheeler 1931-10-25 336 Los Angeles Oakgrove Cyn near Sawmill Mt 1067 Comment
  RSA712710  Ageratina adenophora A. C. Sanders 2003-3-14 25748 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 freeway east of the San Gabriel River channel. 159 Comment
  UCR158862  Ageratina adenophora Scott D. White 1994-7-14 2244 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  CAS-BOT-BC295621  Agnorhiza ovata Robert F. Thorne 1969-7-2 38259 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  UC1043437  Agnorhiza ovata Richard M. Straw 1954-6-16 623 Los Angeles Horse Flats road, off Angeles Crest Hwy San Gabriel Mts., Angeles National Forest Comment
  CAS-BOT-BC14785  Agoseris retrorsa A. D. E. Elmer 1902-6-1 3601 Los Angeles Mt. Gleason, near Acton Comment
  RSA774731  Agoseris retrorsa R. G. Swinney 2009-6-17 11160 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA505269  Agropyron cristatum S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 366 Los Angeles Mountain High Ski Resort; W of Wrightwood. North slopes of San Gabriel Mountains. 2018 Comment
  RSA748468  Agrostis R. G. Swinney, Cody Clarke 2001-8-22 8082 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA733576  Agrostis exarata R. G. Swinney 1998-7-29 6548 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  SEINET10789959  Agrostis exarata Boyd 1996-10-29 BOYD 9118 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southerneastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. T7N R16 W NW 1/4 SE 1/4 NW 1/4 sec. Seepy area aflong road road on steep, brushy slope. Dense stands of Lotus oblongifolius, Epilobium canum, Muhlenbergia rigens, Agrostis, and Castilleja minor ssp. spiralis on seepage, surrounding slopes with chaparral of Adenostoma fasciculatum, Arcostaphylos glandulosa, Quercus berberidifolia, and Q. wislizeni, with scattered stands of Pinus sabiniana. 1463 Comment
  CAS-BOT-BC139054  Agrostis pallens Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  UC814988  Agrostis pallens F. R. Fosberg 1931-4-29 S 4729 Los Angeles between Cottonwood Canyon and Middle Ranch Canyon (brush s wall); Santa Catalina Island 80 Comment
  UCR209945  Agrostis stolonifera R. G. Swinney 2008-10-16 9585 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR256528  Agrostis stolonifera Anuja Parikh, Nathan Gale 2011-7-7 3545 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  UCR178189  Ailanthus altissima LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 967 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  UCR178931  Alisma triviale R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  SEINET10719976  Allium Heidi H. Schmidt 1999-10-14 Schmidt 3825 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA656378  Allium amplectens Tami Stevenson 1980-4-28 25 Los Angeles Verdugo Mountains: Located inside of fenced greenhouse area on the Glendale College Campus, 1500 North Verdugo Road, Glendale. Comment
  RSA706220  Allium burlewii Tim Thibault, K. E. Olshewsky 2004-5-23 293 Los Angeles Mt. Williamson. 2074 Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  RSA506822  Allium fimbriatum var. fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA550284  Allium fimbriatum var. fimbriatum Walter Wisura, G. Perez 1992-5-19 4778 Los Angeles 1 mi. W of Largo Vista Rd. Comment
  RSA367102  Allium haematochiton Anstruther Davidson 1892-04 s.n. Los Angeles Cahuenga. Comment
Read comments
Oct 3 2010
  RSA606186  Allium haematochiton Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  CAS-BOT-BC471089  Allium lacunosum var. lacunosum J. Ewan 1932-6-15 7328 Los Angeles 1/2 mile above Horse Flats. Pine Flats region, 5600 ft. San Gabriel Mts 1706 Comment
  UCR181135  Allium peninsulare R. G. Swinney 1997-5-13 5522 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  POM3453  Allophyllum divaricatum C. F. Baker 1904-6-14 4777 Los Angeles Hills near Claremont. Comment
  UCR24330  Allophyllum gilioides John C. Roos 1942-5-23 1058 Los Angeles San Gabriel Mtns., Santa Anita Canyon Comment
  RSA733036  Allophyllum gilioides subsp. violaceum R. G. Swinney 1998-7-8 6328 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA410093  Allophyllum glutinosum B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UCR223363  Allophyllum violaceum R. G. Swinney 2009-5-27 10867 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  LA204078  Alnus rhombifolia Carl Clawson Epling; 1925-1-10 6424 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  RSA754205  Alnus rhombifolia Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1783 Los Angeles San Gabriel River Watershed; San Dimas Creek, near trail to stream side from gate area. 407 Comment
  SD260214  Alnus rhombifolia R. G. Swinney 2011-10-27 15911 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR182701  Alopecurus pratensis R. G. Swinney 1997-8-6 5767 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  SD204755  Alstroemeria R. F. Thorne 2002-10-18 63225 Los Angeles Mt. San Antonio Gardens, 900 East Harrison Avenue, Pomona. Comment
  RSA608869  Amaranthus retroflexus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA609110  Amaranthus retroflexus L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Los Pinetos Canyon. 1097 Comment
  UCR247984  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  CAS-BOT-BC42861  Ambrosia acanthicarpa Alice Eastwood 1906-5-27 337 Los Angeles Santa Nearia river bed Comment
  RSA534147  Ambrosia chamissonis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5079 Los Angeles San Clemente Island. Lower Wilson Cove Canyon; just above shoreline near the pier operations. 6 Comment
  POM158109  Ambrosia psilostachya L. R. Abrams 1902-8-18 2957 Los Angeles Ballona Creek, near Mesmer Comment
  RSA617183  Ambrosia psilostachya R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  UCD128825  Ambrosia psilostachya J. Sauer; M. Mathias 1975-10-23 5749 Los Angeles Arroyo Sequit, western Santa Monica. Mountains. Comment
  CAS-BOT-BC174664  Ambrosia psilostachya var. californica Timothy S. Ross; Steve Boyd 1994-7-7 8149 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  SBBG20318  Ambrosia salsola var. salsola M. A. Piehl 1963-5-18 63308 Los Angeles foothills just N of Godde Pass 914 Comment
  RSA250368  Amelanchier utahensis Robert F. Thorne 1973-5-11 43457 Los Angeles San Gabriel Mountains, Angeles National Forest: near headwaters of Mescal Creek and Appletree Flat, along San Andreas Rift Zone 1860 Comment
  RSA446716  Ammannia coccinea Thekla Mohr 1903-01 2659 Los Angeles Bixby Slough Comment
  SBBG112914  Ammannia coccinea S. A. Junak 1998-10-21 SCa 807 Los Angeles NW side of Haypress Reservoir 390 Comment
  RSA640742  Amorpha californica L. C. Wheeler 1931-7-3 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas. Comment
  UCR252061  Amorpha californica Dan S. Cooper 2013-4-22 413- 61 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  RSA0079996  Amsinckia douglasiana Ida Lou Layler 1942-4-19 s.n. Los Angeles San Marino. Comment
  UCR142547  Amsinckia intermedia Reid Moran 1941-2-16 569 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  UCR186795  Amsinckia menziesii Gary Kovnat, LeRoy Gross 2003-2-16 18 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  LA40186  Amsinckia menziesii A. M. Johnson; 1933-4-18 sn Los Angeles U.C.L.A. Botanical Garden Comment
  UC881416  Amsinckia spectabilis F. R. Fosberg 1931-3-23 S 4329 Los Angeles Hamilton's Canyon; Santa Catalina Island 30 Comment
  RSA0039061  Amsinckia tessellata R. G. Swinney 2010-5-11 12651 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  SBBG63563  Amsinckia tessellata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR270672  Amsinckia tessellata R. G. Swinney 2011-4-1 14291 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR51004  Amsinckia tessellata A. C. Sanders, E. J. Lawlor 1988-4-3 7744 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  POM368388  Amsinckia tessellata N. C. Cooper 1948-4-21 2671 Los Angeles Littlerock 762 Comment
  RSA0091777  Anagallis arvensis R. G. Swinney 2011-4-9 14360 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA465129  Anagallis arvensis F. R. Fosberg 1931-4-1 S 4433 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 60 Comment
  RSA723214  Anagallis arvensis LeRoy Gross 2007-5-2 2666 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  POM12334  Anagallis arvensis F. L. Robinson 1921-3-16 14 Los Angeles Claremont. Comment
  RSA658527  Anagallis arvensis Diane Elliott 1985-4-26 19 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  CHSC34558  Anthemis cotula James Henrickson 1973-6-15 10705 Los Angeles City of Long Beach. At jct of Pacific Coast Highway and Colorado St. 3 Comment
  UCR132937  Anthemis cotula Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UCR275337  Anthemis cotula Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA670957  Anthriscus caucalis Joseph M. Keefe 2001-3-19 31186 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  POM4241  Antirrhinum multiflorum L. R. Abrams 1902-7-1 2630 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  JEPS83380  Antirrhinum nuttallianum subsp. subsessile David M. Thompson 1983-5-14 308 Los Angeles 0.5 air mi nw tip of Point Dume (Point Dume, Westward Beach, ravine behind beach, which is directly behine the lifeguard and beach buildings, only about 10-20 ft up ravine); Point Dume, Point Dume Quad. (7.5', 1951) 6 Comment
  RSA661012  Aphanisma blitoides Orlando Mistretta 1992-4-5 152 Los Angeles Guds, San Clemente Island. Comment
  SBBG118126  Aphanisma blitoides R. F. Thorne 1973-4-12 42901 Los Angeles China Pt 15 Comment
  SD85095  Aphanisma blitoides Martin A. Piehl 1963-12-7 63105 Los Angeles San Clemente Island, southeast tip of island opposite Pyramid Head 24 Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  POM50356  Apiastrum angustifolium L. R. Abrams 1901-4-6 1414 Los Angeles Verdugo Hills Comment
  RSA653740  Apiastrum angustifolium Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  UCR158845  Apium graveolens Scott D. White 1994-7-14 2253 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA77432  Apium graveolens F. W. Peirson 1923-06 819 Los Angeles Kewen Lake Canyon, Pasadena Comment
  RSA785650  Apium graveolens K. Dobry 1992-10-6 318 Los Angeles Santa Susana Mts. Tapo Cyn at Big Sky Ranch Comment
  UCR193593  Aquilegia formosa R. G. Swinney 1998-8-6 6703 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UCR270493  Aquilegia formosa R. G. Swinney 2011-6-30 15400 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA0125920  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 307 Comment
  UC10123  Arabis glabra State Survey 1862-5-3 572 Los Angeles San Antonio River Comment
Read comments
Jan 20 2011
  RSA250333  Arabis platysperma var. platysperma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42255 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  RSA725073  Arabis pulchra var. pulchra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -95 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA611879  Arceuthobium campylopodum Louis C. Wheeler 1932-8-2 1115 Los Angeles Pine Flat, N Fork San Gabriel R., San Gabriel Mountains. 1738 Comment
  SBBG37682  Arctostaphylos catalinae R. Moran 1941-2-28 651 Los Angeles head of Johnson's Cyn 400 Comment
Read comments
Mar 14 2012
  CAS-BOT-BC23620  Arctostaphylos crustacea Peter H. Raven; Henry J. Thompson 1959-2-25 13807 Los Angeles Santa Monica Mountains, Saddle Peak, 1.2 miles east of summit. 670 Comment
  RSA626703  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22113 Los Angeles Glendora Ridge Road, 7 km southwest of Baldy Road. 1410 Comment
  RSA626820  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1987-8-23 11137 Los Angeles Hwy 120, 5 miles west of Big Oak Flat County. Comment
Read comments
Jun 3 2013
  POM47577  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1924-8-13 s.n. Los Angeles along Sunset Trail 1/2 mi. S of Sunset Peak. 1585 Comment
  RSA626673  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-7-27 15782 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Rd. San Gabriel Mtns. 1000 Comment
  UC1120247  Arctostaphylos glandulosa subsp. mollis A. Lewis Feb 1934 255 Los Angeles head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quadrangle Comment
  POM367306  Arctostaphylos glauca Fay A. MacFadden 1931-4-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA631460  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16016 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631672  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20178 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631688  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15776 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631702  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15844 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SDSU1500  Arctostaphylos glauca A. H. Gallup 1949-3-16 333 Los Angeles 'The Wash,' Claremont. 366 Comment
  CAS-BOT-BC46775  Arctostaphylos parryana Walter Knight; Irja Knight 1988-11-24 6465 Los Angeles Between Big Pines and Wrightwood. 1950 Comment
  RSA634338  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22087 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634355  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20621 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634363  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20618 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634718  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20521 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634728  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20518 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634747  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20602 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 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
  RSA634876  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20224 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635237  Arctostaphylos patula Jon E. Keeley 1992-10-15 22075 Los Angeles Crystal Lake Cpgrd., San Gabriel Mtns. 1850 Comment
  UCR203111  Arctostaphylos patula R. G. Swinney 2001-8-27 8105 Los Angeles San Gabriel Mountains, Mt. Burnham, west of Mt. Baden-Powell 2743 Comment
  RSA732849  Arenaria macradenia R. G. Swinney 2001-5-18 7938 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  RSA603811  Arenaria macradenia var. kuschei Steve Boyd 1997-9-10 10028 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1572 Comment
  RSA636101  Argemone munita Louis C. Wheeler 1953-9-12 7049 Los Angeles San Gabriel Mountains: Blue Ridge near Grassy Hollow. . Comment
  UCD56860  Aristida ternipes var. gentilis Louis C. Wheeler 1934-4-15 2525 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  CAS-BOT-BC84927  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Santa Catalina Island, Pebbly Beach 6 Comment
  RSA535313  Artemisia californica Timothy S. Ross 1991-5-20 5368 Los Angeles San Clemente Island; north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  SBBG96838  Artemisia californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4189 Los Angeles upper reaches of China Cyn Comment
  UCR212837  Artemisia californica Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1815 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  IRVC475  Artemisia californica McGuire 1965-4-15 s.n. Los Angeles Fullerton Canyon. Comment
  LA105070  Artemisia douglasiana Barry A. Prigge; 1988-7-3 8198 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  SEINET221464  Artemisia douglasiana Mark Hoefs 1973-7-20 395 Los Angeles Santa Catalina Island: By the northwest corner of Middle Ranch Reservoir. 183 Comment
  RSA0106497  Artemisia dracunculus R. G. Swinney 2011-10-18 15833 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
  UCR193144  Artemisia ludoviciana R. G. Swinney 1999-8-16 7654 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR282516  Artemisia ludoviciana subsp. incompta Mitch Provance, Tegan Provance 2017-9-30 917- 10 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  CAS-BOT-BC90810  Artemisia nesiotica Robert F. Thorne 1968-4-27 37508 Los Angeles Santa Barbara Island: plateau near headwaters of Middle Canyon 76 Comment
  RSA562153  Artemisia tridentata subsp. parishii D. Charlton 1989-5-25 3196 c Los Angeles Corner of G/H and 30th street, West Palmdale 610 Comment
  RSA746563  Asclepias Orlando Mistretta 1992-8-20 s.n Los Angeles Transverse Ranges; San Gabriel Mtns region: Mt. Gleason Management Unit. Mt Gleason. Tujunga Ranger District. Comment
  RSA0104749  Asclepias californica R. G. Swinney 2008-6-18 9062 Los Angeles San Gabriel Mountains: Juniper Hills at Cruthers Creek bottom, Burkhart Trail. 1585 Comment
  UCR126861  Asclepias californica A. C. Sanders 2003-4-29 26173 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 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
  RSA188491  Asclepias eriocarpa R. F. Thorne, John Olmstead 1965-8-26 35361 Los Angeles San Gabriel Mts.: Angeles National Forest, below Guffy Camp on S side of Blue Ridge 2377 Comment
  RSA314165  Asclepias eriocarpa W. Wisura 1983-8-4 3925 Los Angeles San Gabriel Mtns: Johnson's Pasture, Claremont. Comment
  IRVC28677  Asclepias fascicularis A. C. Sanders, Mark Elvin 2002-6-18 25118 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  LA94122  Aspidotis californica Lawrence L. Kiefer; 1966-4-10 1851 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  POM939  Aspidotis californica T. G. Bergesch 1896-05 s.n. Los Angeles Pasadena. Comment
  RSA0011731  Asplenium vespertinum P. A. Munz, Street, Williams 1919-4-5 2454 Los Angeles Puddingstone Canon, San Dimas. Comment
  POM4774  Aster hesperius I. M. Johnston 1918-10-21 2162 Los Angeles El Monte. Comment
  RSA417652  Aster subulatus var. ligulatus Anstruther Davidson 1889-09 s.n. Los Angeles Los Angeles Comment
  RSA0073276  Astragalus douglasii Bonnie C. Templeton 1932-5-31 4845 Los Angeles Big Pines Camp, Angeles Natl. Forest. Comment
  RSA415513  Astragalus gambelianus F. R. Fosberg 1931-3-26 S- 4390 Los Angeles Santa Catalina Island. Hamilton Canyon. 5 Comment
  RSA415602  Astragalus leucolobus Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA232819  Astragalus miguelensis R. F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
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Mar 25 2017
  RSA515093  Astragalus nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 802 -1 Los Angeles San Clemente Island: 3 miles west of Wilson Cove 121 Comment
  UCD170759  Astragalus pachypus R. G. Swinney 2009-5-6 10688 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek. 909 Comment
  SEINET893399  Astragalus tribuloides Leslie Freeman 1963-1 152 Los Angeles 10 mi. North of Castaic on U. S. 99 853 Comment
  IRVC29104  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  CAS-BOT-BC194004  Astragalus trichopodus var. lonchus L. R. Abrams; I. L. Wiggins 1931-7-4 336 Los Angeles White's Landing, Santa Catalina Island Comment
  CATA208  Astragalus trichopodus var. lonchus Mark L. Hoefs 1973-4-15 190 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  SBBG37554  Astragalus trichopodus var. lonchus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 547 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  SBBG44298  Astragalus trichopodus var. lonchus M. R. Benedict 1967-4-4 Los Angeles N side of Pacific Coast Hwy, 0.25 mi E of Encinal Cyn Rd Comment
  LA200443  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 B Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA627538  Astragalus trichopodus var. phoxus Sandy Leatherman, S. D. White 1998-5-15 10 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  RSA90213  Astragalus trichopodus var. phoxus F. W. Peirson 1920-3-28 2099 Los Angeles Low hill at foot of Tujunga Canyon, west end of San Gabriel Mtns. 457 Comment
  RSA594954  Athysanus pusillus Timothy S. Ross 1995-4-26 8400 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA3452  Atriplex argentea subsp. expansa L. R. Abrams 1902-8-22 2968 Los Angeles Near Mesmer Comment
  RSA177732  Atriplex californica R. F. Thorne, P. Everett 1965-5-11 34560 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  RSA535323  Atriplex californica T. S. Ross 1991-5-20 5352 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA599740  Atriplex canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  RSA578650  Atriplex canescens subsp. canescens T. S. Ross, J. M. Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: open desert, On NW corner of Black Butte Basin Road an Avenue U, ca. 1275 meters SW of Three Sisters Buttes. 960 Comment
  UCR208439  Atriplex glauca R. E. Riefner Jr. 2007-3-10 07- 121 Los Angeles South Coast, Palos Verdes Peninsula, vicinity of Via Alar and Palos Verde Drive West 64 Comment
  SEINET4135182  Atriplex lentiformis Grant D. Brown 1950-11-24 570 Los Angeles 6 miles W of Topanga Canyon at base of coastal bluff ( just SE of Malibu Creek).; 0 Comment
  UC1136288  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1933-12-21 211 Los Angeles 2 mi nw Santa Monica; Calabasas Quad., nw of Santa Monica Comment
  RSA478305  Atriplex leucophylla Blanche Trask 1902-08 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA151268  Atriplex leucophylla P. H. Raven 1962-7-12 18032 Los Angeles Northwest Harbor, San Clemente Island 9 Comment
  CHSC95748  Atriplex semibaccata Joseph Marlowe Keefe 2001-1-19 30889 Los Angeles San Rafael Mountains. South facing slope on north side of Upperton Avenue (north across the street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California, 90042. 262 Comment
  RSA595634  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road. 524 Comment
  UCR131414  Atriplex semibaccata Alison Lipman 1998-7-3 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Hills, Friendship Park, San Pedro 221 Comment
  LA50820  Atriplex semibaccata Harlan Lewis; 1939-10-8 1008 Los Angeles Santa Monica Mountains, West Los Angeles 60 Comment
  CAS-BOT-BC176585  Atriplex serenana var. davidsonii C. C. Parry s.n. Los Angeles Los Angeles Comment
  UC850935  Atriplex serenana var. serenana Ezra C. Knopf 161 Los Angeles Santa Catalina Island Comment
  UC1234578  Atriplex watsonii Peter H. Raven 1962-7-12 18010 Los Angeles sandy slopes near point at e end Northwest Harbor (San Clemente Island); , nr point at e end Northwest Harbor 30 Comment
  RSA199035  Avena barbata W. M. Gauntt 1966-3-31 121 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  SD40208  Avena barbata Edith A. Purer 1931-3-12 1502 Los Angeles El Segundo, sand dunes. Comment
  UCR123641  Avena barbata Steven R. Hill, K. Kramer 2001-4-22 33356 Los Angeles San Gabriel Mountains/SW Mojave Desert, S side of Antelope Valley, Johnson Road, 6.2 mi NNE of junction with Elizabeth Lake Road, 3 mi south of junction of Avenue I and 110th Street West 939 Comment
  UCR155342  Avena barbata A. C. Sanders 2005-5-5 29864 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA385390  Avena fatua Gary D. Wallace 1979-4-12 1675 Los Angeles Monrovia. Comment
  SBBG133371  Avena fatua J. Lambert, S. McDonough 2005-4-6 Bot 51 -05 Los Angeles Swat 2 by frogman shelter 18 Comment
  UCD56297  Avena fatua Robert F. Thorne; P. Everett 1964-2-7 33452 Los Angeles E end of Santa Catalina Island. Lower end of Pebbly Beach Canyon. 76 Comment
  UCR186899  Avena fatua A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32045 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  UCR275025  Avena fatua Michael Honer, Rachel Woodard 2006-4-18 2201 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 1006 Comment
  HSC65732  Azolla filiculoides R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45109 Los Angeles Cottonwood Canyon below Rancho Escondido, Santa Catalina Island 107 Comment
  SFV7092  Azolla filiculoides K. A. Wilson 1974-8-21 1443 Los Angeles Santa Monica Mountains Malibu Creek. Kanan Road and Triunfo Canyon Road intersection. 245 Comment
  UCR261389  Azolla filiculoides R. G. Swinney 2010-6-29 13384 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  CAS-BOT-BC53696  Azolla filiculoides Peter Raven 1962-5-22 17853 Los Angeles Channel Islands, Santa Catalina Island - Middle Creek about 1 mile below Ranch. Comment
  RSA0116163  Baccharis pilularis R. G. Swinney 2010-10-5 13986 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA549569  Baccharis pilularis Timothy S. Ross 1991-3-10 4221 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  RSA615860  Baccharis pilularis Scott D. White 1995-10-19 3695 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
  CAS-BOT-BC98154  Baccharis salicifolia Timothy S. Ross; Darin Banks 1994-4-13 7518 Los Angeles Liebre Mountains, San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito 487 Comment
  CATA1265  Baccharis salicifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2350 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  UC75847  Baccharis salicifolia subsp. salicifolia E. D. Palmer 1902-7-1 Los Angeles Wash of Claremont Comment
  SD87545  Baccharis salicina F. W. Peirson 1924-10-19 5228 Los Angeles Clearwater Comment
  RSA0030947  Baccharis viminea Jane Snyder 1966-5-10 5 Los Angeles San Raphael HIlls. 213 Comment
  CAS-BOT-BC16441  Barbarea orthoceras Timothy S. Ross 1994-4-28 7565 Los Angeles Liebre Mountains. Cottonwood Swamp. 515 Comment
  RSA128058  Bassia hyssopifolia P. H. Raven, H. J. Thompson 1959-9-6 14365 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  CAS-BOT-BC75754  Berberis nevinii C. Darland 1931-5-12 s.n. Los Angeles San Fernando. Comment
  RSA221898  Bergerocactus emoryi Arthur C. Gibson, R. F. Thorpe, Taxonomy class 1971-5-5 1970 Los Angeles Santa Catalina Island. Growing on the Pacific side, Indian Head Point. Comment
  SBBG13042  Bergerocactus emoryi E. R. Blakley 1962-6-10 5237 Los Angeles above and N of Seal Cove 60 Comment
  RSA618689  Berula erecta LeRoy Gross 1998-9-20 72 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UCR259656  Bidens frondosa R. G. Swinney 2010-9-1 13667 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  UCSB71759  Bituminaria bituminosa White, Scott 2003-10-22 Los Angeles San Gabriel Mountains: foothills above Sierra Madre; Los Angeles Dept. of Public Works "Sierra Madre" Debris Basin; northern terminus of Sumac St.; T1N R11W S16, NW1/4 366 Comment
  RSA367310  Bloomeria crocea var. crocea L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA367320  Bloomeria crocea var. crocea Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  POM559  Boechera californica P. A. Munz 1918-3-23 2001 Los Angeles Wash near Palmer s Canyon. North of Claremont. Comment
  LA204234  Boechera pulchra Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  CATA1398  Bothriochloa barbinodis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2540 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  RSA177791  Bowlesia incana R. F. Thorne, P. Everett 1965-5-10 34488 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  UC1952546  Bowlesia incana Reid Moran 1941-2-17 576 Los Angeles Middle Ranch, San Clemente Island. Comment
  RSA527735  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4302 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SDSU2287  Bowlesia incana R. M. Beauchamp 1967-3-18 273 Los Angeles On slopes of canyon below Lemon Tank, San Clemente Island. Comment
  CAS-BOT-BC420338  Boykinia rotundifolia F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  UCR189415  Boykinia rotundifolia R. G. Swinney 1998-5-30 6165 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCD114745  Brassica nigra Gerald Dickinson 1962-5-8 31 Los Angeles Top of Saddle Peak and Stunt Rds. Santa Monica Mts. 670 Comment
  LA32274  Brassica nigra Peter H. Raven; Henry J. Thompson 1959-6-4 14347 Los Angeles Santa Monica Mountains, Point Dume 15 Comment
  SDSU2619  Brassica nigra Gerald Collier 1951-4-7 M 194 Los Angeles Sea bluff at Point Dume. At side of road about 2 miles west of US Hwy 101 in sand. Comment
  RSA637503  Brassica rapa Valerie L. Soza, LeRoy Gross 1999-5-10 450 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  SEINET4565796 Image available Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains; northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  RSA482915  Brassica rapa Tom Burch 1940-3-2 s.n. Los Angeles Playa Del Ray. At nearly sea level. Comment
  JEPS31112  Brickellia californica Ernest C. Twisselmann 1961-10-31 6676 Los Angeles Pine Canyon at Pine Canyon Guard Station Pine Canyon 1066 Comment
  RSA188162  Brickellia californica R. F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  SBBG95459  Brickellia californica M. B. Dunkle 1928-10-17 2022 Los Angeles Howland's Comment
  UC472353  Brickellia californica J. Grinnell 1903-11-14 Los Angeles Arroyo Seco, Pasadena Pasadena, Arroyo Seco Comment
  UC894168  Brickellia californica Ezra C. Knopf 195 Los Angeles Santa Catalina Island Comment
  LA31689  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains, Arroyo Sequit, E fork, Yerba Buena Road, 1.0 mi N of Mulholland Hwy 518 Comment
  RSA739767  Brickellia nevinii John Dittes 2006-11-3 1428 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.4 air miles S of Mt. McKinley, 4.3 air miles W of Big Tujunga Resevoir, 3.4 air miles NE of Mt. Gleason Jr. High school., Slope N of Big Tujunga Canyon road about 1/2 way betw Delta Flats overlook land trail canyon road. 579 Comment
  SBBG98319  Brickellia nevinii F. Grinnell Jr. 1911-9-29 Los Angeles Bailey Cyn 762 Comment
  SEINET12053181  Brodiaea coronaria Unknown 1933-1 8465 Los Angeles near Los Angeles Comment
  RSA251546  Brodiaea kinkiensis Robert F. Thorne 1973-4-11 42814 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  CAS-BOT-BC144331  Bromus L. R. Abrams 1929-3-14 12635 Los Angeles Hollywood. Comment
  SBBG128787  Bromus carinatus M. L. Hoefs 1995-6-21 2297 Los Angeles Upper Bullrush Cyn 286 Comment
  SBBG94828  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles El Segundo dunes, between Pershing Drive and Vista Del Mar Blvd 5 Comment
  RSA188517  Bromus carinatus var. carinatus R. F. Thorne, John Olmstead 1965-8-26 35386 Los Angeles San Gabriel Mountains 2011 Comment
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Jun 16 2015
  RSA229192  Bromus carinatus var. carinatus R. F. Thorne, C. W. Tilforth 1971-6-30 40761 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  POM364000  Bromus catharticus Donald Tahara 1975-5-28 71 Los Angeles West U.S.C. campus. Los Angeles. Comment
  RSA723221  Bromus catharticus LeRoy Gross 2007-5-2 2664 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  POM363402  Bromus diandrus Donald Tahara 1975-5-1 64 Los Angeles 0.5 mile North Rocky Point, Palos Verdes Peninsula. 30 Comment
  RSA363399  Bromus diandrus Kenneth R. Montgomery, Thomas W. Strid 1973-4-14 73 -16 Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  UCR219566  Bromus diandrus R. G. Swinney 2009-3-28 10205 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA763675  Bromus grandis Orlando Mistretta, Christine Mistretta 2008-5-20 3156 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 96 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1476 Comment
  CAS-BOT-BC155388  Bromus hordeaceus G. B. Grant 1901-4-28 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC155396  Bromus hordeaceus L. Street; G. Williams 1919-4-12 2498 Los Angeles Hills near Priente. 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
  RSA534156  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5053 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  OBI35715  Bromus madritensis subsp. madritensis Rebecca Cicoria 1982-4-26 60 Los Angeles Palos Verdes Peninsula: Lower Agua Magna Cyn, Rollig Hills Comment
  RSA594218  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-5-8 9326 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  CATA620  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-8 1073 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  SD260154  Bromus madritensis subsp. rubens R. G. Swinney 2010-5-19 12830 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. 1349 Comment
  LA33360  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14090 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  RSA522339  Bromus pseudolaevipes Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles San Gabriel Mountans: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA606022  Bromus pseudolaevipes L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  RSA0076962  Bromus rubens R. G. Swinney 2010-5-19 12830 Los Angeles 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. 1335 Comment
  SEINET2473486 Image available Bromus rubens Richard G. Swinney 2009-1 10263 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  UCR271751  Bromus rubens R. G. Swinney 2011-3-26 14221 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 Cyn. 524 Comment
  UCR280732  Bromus rubens R. G. Swinney 2014-4-30 16283 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
  CHSC100686  Bromus tectorum G. D. Wallace; Ann Hiller 1983-5-18 2060 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  SEINET3840848  Bromus tectorum Unknown 1968-4-17 Los Angeles San Gabriel Mountains 1150 Comment
  RSA717414  Calandrinia ciliata Gary Kovnat, LeRoy Gross 2003-1-19 2 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace mid meadow. Comment
  SD90420  Callitriche marginata Robert F. Thorne 1966-4-17 36088 Los Angeles San Clemente Island; muddy margin of small reservoir between Boulder & Horton, northeast side of island. 490 Comment
  CAS-BOT-BC80411  Calocedrus decurrens Le Roy Abrams; E. A. McGregor 1908-7-3 574 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  RSA68669  Calochortus albus Frank W. Peirson 1920-6-10 2163 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains 1067 Comment
  UCD139456  Calochortus albus J. E. Law 1923-5-22 252 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
  UCR191307  Calochortus invenustus R. G. Swinney 1998-7-2 6256 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA707385  Calochortus plummerae Naomi Fraga, Tim Thibault, Eshan Taquvi 2005-7-26 1634 Los Angeles West Fork of Palmer Canyon. 671 Comment
  UCR149786  Calochortus plummerae Scott D. White, Pam Devries 2004-6-14 10494 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  UCR264994  Calochortus striatus Russell Huddleston, Michelle Balk 2015-4-21 s.n. Los Angeles Western Mojave Desert, SW corner of Edwards Air Force Base, west of Rosamond Dry Lake, 0.15 mile south of Ave. A and 0.6 mile east of Division St./ Shuttle Rd., Piute Ponds 701 Comment
  RSA593499  Calochortus venustus Steve Boyd, Michael Wall 1996-5-16 8768 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  SEINET12054001  Calochortus venustus J. F. Bright, Wyman, C. 1931-1 5265 Los Angeles San Fernando Valley Comment
  UC1929306  Calochortus weedii var. intermedius Scott D. White, Justin Wood 2008-6-4 12056 Los Angeles Puente Hills; NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road. 348 Comment
  POM29888  Calycadenia tenella Anstruther Davidson 1892-1 s.n. Los Angeles Glendale. Comment
  UCR162204  Calystegia Anuja Parikh, Nathan Gale 2004-7-1 2075 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  CAS-BOT-BC221399  Calystegia longipes Timothy S. Ross; Steve Boyd 1990-6-1 2760 Los Angeles San Gabriel Mountains. Moody Canyon (a.k.a. The Toilet Bowl of Death): draining northward from Messenger Flats and Mt Gleason 1341 Comment
  POM50662  Calystegia longipes A. D. E. Elmer 1902-07 3603 Los Angeles Acton, Mt. Gleason. San Gabriel Mountains Comment
  RSA545311  Calystegia macrostegia subsp. amplissima T. S. Ross 1992-4-14 6178 Los Angeles San Clemente Island: central E side of island; stabilized slope above rutted Nanny Canyon drainage channel, 87 deg. S and ca 280m distant from where drainage meets the sea. 76 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
  RSA650297  Calystegia macrostegia subsp. cyclostegia Rudolf Schmid 1962-4-27 s.n. Los Angeles Near San Dimas Avenue overpass, San Bernardino Freeway, Pomona. Comment
  CAS-BOT-BC215752  Calystegia macrostegia subsp. intermedia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA657955  Calystegia macrostegia subsp. intermedia J. Keeling 1980-5-26 16 Los Angeles Verdugo Mountains Region: South end of dam, beginning of Childs Canyon, 550 yards east of Allen St., Glendale. 335 Comment
  SBBG98608  Calystegia macrostegia subsp. intermedia T. Ross 1991-4-8 4466 Los Angeles Elephant Hill, western Pomona 228 Comment
  SD112015  Calystegia macrostegia subsp. intermedia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island; mid-Avalon Canyon-Hour Trail. Comment
  RSA603544  Calystegia macrostegia subsp. macrostegia Mark Hoefs, Steven A. Junak 1996-5-1 2696 Los Angeles Santa Catalina Island. By summit reservoir. 409 Comment
  SD107808  Calystegia macrostegia subsp. macrostegia Larry DeBuhr, Gary Wallace 1972-9-2 694 Los Angeles San Clemente Island; below barracks area in small canyon at Wilson Cove. Comment
  RSA545314  Calystegia purpurata Tim Ross, Mathew Bell, A. R. Ross 1992-3-22 6050 Los Angeles W side of Yerba Buena Road ca 360m NNW of intersection with Mulholland Highway. 488 Comment
  RSA618694  Camissonia Scott D. White, Sandy Leatherman 1998-5-19 6529 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA729005  Camissonia Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1967 Los Angeles Fort Tejon Road. Comment
  RSA0012041  Camissonia boothii R. G. Swinney 2009-4-29 10598 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 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
  SEINET3860302  Camissonia californica R. G. Swinney 2009-4-15 10337 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: north of Azusa, El Encanto Azusa River Wilderness Park.; 0 296 Comment
  RSA127796  Camissonia californica Peter H. Raven, Henry J. Thompson 1959-5-3 14081 Los Angeles Santa Monica Mountains: Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  RSA279019  Camissonia californica Robert F. Thorne, C. W. Tilforth 1971-4-9 41556 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  UCR183579  Camissonia campestris A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33530 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  RSA517848  Camissonia campestris subsp. campestris Steve Boyd 1986-3-30 1496 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA596167  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-5-12 9452 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA75690  Camissonia campestris subsp. campestris F. W. Peirson 1917-5-13 4515 Los Angeles Near Little Rock, Mojave Desert. Comment
  UCR111526  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-22 22033 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR189852  Camissonia hirtella R. G. Swinney 1998-7-27 6507 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR192160  Camissonia hirtella A. C. Sanders 2008-4-18 34971 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  RSA449005  Camissonia ignota H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  HSC87157  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA763151  Camissonia pallida Justin M. Wood 2010-5-10 1647 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA772167  Camissonia pallida R. G. Swinney 2009-5-12 10745 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  POM49678  Camissonia strigulosa L. R. Abrams 1901-4-3 1261 Los Angeles Santa Monica Mountains. Comment
  UCR275285  Camissonia strigulosa Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  RSA0030722  Camissonia strigulosa Bonnie C. Templeton, I. W. Clokey 1930-4-8 1017 Los Angeles San Fernando Road. 305 Comment
  RSA0108840  Camissoniopsis R. G. Swinney 2010-6-1 13155 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC160429  Camissoniopsis cheiranthifolia subsp. suffruticosa S. B. Parish; W. F. Parish 1882-10-1 1111 Los Angeles Sea beach at Santa Monica Comment
  CAS-BOT-BC160433  Camissoniopsis cheiranthifolia subsp. suffruticosa Le Roy Abrams 1899-2-1 296 Los Angeles Ballona Harbor Comment
  RSA0098831  Camissoniopsis hirtella R. G. Swinney 2011-4-26 14476 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  UCSB72233  Camissoniopsis hirtella Gross, LeRoy 2003-5-23 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff (Chilao Flat 7.5Quad.: T3N R11W S3, SWl/4,SWl/4) 1799 Comment
  SD113992  Camissoniopsis hirtella Darley F. Howe 1976-6-1 4918 Los Angeles South side of Little Sycamore Canyon. 487 Comment
  LA46791  Camissoniopsis intermedia Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC41571  Campsis grandiflora Ernest Braunton July 1901 Los Angeles Los Angeles, Cal Comment
  RSA433117  Canbya candida Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA199999  Cannabis sativa H. J. Thomassen 1968-1 s.n. Los Angeles In yard in Santa Monica. Comment
  CATA967  Capsella bursa-pastoris Mark L. Hoefs 1994-5-21 1835 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA530952  Capsella bursa-pastoris M. Bisbee 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  RSA783064  Capsella bursa-pastoris J. D. Olmsted 1958-3-17 63 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 442 Comment
  UCSB7097  Cardamine californica Gill, Robert 1960-2-17 Los Angeles Little Dalton Canyon, San Gabriel Mt. range; Pacific slope drainage area 426 Comment
  RSA162707  Cardamine californica var. californica J. Olmstead 1960-2-24 1106 Los Angeles Wolfskill Canyon at junction with San Dimas Canyon 518 Comment
  SEINET8360298  Cardamine hirsuta Wesley O. Griesel 1961-2-22 Los Angeles Deviles Gate Dam, Pasadena. 457 Comment
  RSA772290  Cardaria draba D. Charlton 2010-7-21 s.n. Los Angeles Edwards Air Force Base, SW of Piute Ponds and adjacent to Shuttle Road and District 14 waste water outlet, west side of Shuttle Road at curve 698 Comment
  POM78666  Cardaria draba Barry L. Jones 1924-4-15 s.n. Los Angeles [Unspecified] Comment
  CDA6818  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  RSA89051  Carduus nutans George W. Garrettson 1954-7-9 s.n. Los Angeles Rancho San Vicente at La Puente and Lemon Streets, Walnut. Comment
  RSA0092489  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
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Sep 12 2018
  RSA0110923  Carex R. G. Swinney 2010-10-5 13979 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
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Sep 12 2018
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 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
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Sep 12 2018
  UCR209540  Carex R. G. Swinney 2008-7-2 9125 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
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Sep 12 2018
  CAS-BOT-BC17688  Carex alma H. E. Hasse 1893-5-25 s.n. Los Angeles Near Acton. Comment
  RSA593484  Carex alma Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8845 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon. 549 Comment
  RSA729707  Carex alma R. G. Swinney 1998-7-28 6514 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  RSA764065  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UC115917  Carex alma H. E. Hasse Aug 1893 Los Angeles San Bernardino Range 1524 Comment
  RSA0045417  Carex alma Wendy Boes, Andrew Wheeler 2009-7-13 2009 -050 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA228999  Carex alma Robert F. Thorne, C. W. Tilforth 1971-6-30 40836 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along & above S Fork of Little Rock Creek 1433 Comment
  UCR238634  Carex globosa Anuja Parikh, Nathan Gale 2010-6-23 3363 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.3 km S of State Highway 2 (Angeles Crest Hwy), 1.5 km NNW of West Fork San Gabriel River 1290 Comment
  RSA656940  Carex hassei Valerie Soza, Laura Moore 2000-6-14 1011 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  HSC101605  Carex inversa Steve Boyd 2005-7-27 11635 Los Angeles Coastal Plains & Basins; Los Angeles Basin region: Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to Athenaeum (Faculty Club) Comment
  UC1929531  Carex multicaulis Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1680 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  SEINET7568448 Image available Carex multicaulis Orlando Mistretta, Steve Boyd 1994-6-21 1380 Los Angeles San Gabriel Mountains, Santiago canyon, drainage northwest of Pacifico Mountain. Pacifico Mtn 7.5' USGS topographic quadrangle. 1676 Comment
  CAS-BOT-BC118409  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Near Los Angeles, Canyon Ostrich Farm. Comment
  CAS-BOT-BC118422  Carex praegracilis Peter H. Raven 1962-7-11 18005 Los Angeles Along stream in upper reaches of first canyon south of Lemon Tank. Comment
  RSA364692  Carex schottii Richard C. Barkelew 1929-2-23 s.n. Los Angeles Nichols Canyon. Comment
  UCR58758  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  UCR202521  Castilleja R. G. Swinney 2005-8-15 8478 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  JEPS57112  Castilleja affinis subsp. affinis L. R. Heckard with P. C. Silva 1967-3-30 1589 Los Angeles w slope Point Dume (above beach) Comment
  SBBG34602  Castilleja applegatei subsp. martinii L. C. Wheeler 1967-9-4 10652 Los Angeles Pine Mtn Ridge 2240 Comment
  UCSB6028  Castilleja applegatei subsp. martinii B., K. 1943-6-14 Los Angeles Fern Springs, San Dimas Experimental Forest, San Gabriel Mountains Comment
  SBBG40701  Castilleja exserta R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -190 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  JEPS10622  Castilleja exserta subsp. exserta Frank W. Peirson 1919-3-27 334 Los Angeles w of Arroyo Seco; San Gabriel Mountains 457 Comment
  SD37768  Castilleja exserta subsp. exserta Edith A. Purer 1931-3-12 1554 Los Angeles Open field, Hollywood Riviera, along roadside Comment
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May 15 2014
  POM9709  Castilleja foliolosa Philip A. Munz 1921-4-24 4433 Los Angeles Ridge Road, near Castaic. 610 Comment
  RSA0044702  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1047 Los Angeles Liebre Mountains: Alongside FS Road 7N22.1, between Cold Canyon and Castaic Creek, 1.6 miles SE of junction of road to summit of Liebre Mountain (FS Rd 7N23) and road to Knapp Ranch (FS Rd 7N22.1). 1189 Comment
  UC885216  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4470 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  HSC20512  Castilleja foliolosa C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  RSA587156  Castilleja foliolosa Orlando Mistretta 1995-4-28 1652 J Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  UCR38797  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Upper Chilao Flats Comment
  RSA0047058  Castilleja grisea Mark A. Elvin, Gerry Allan 1995-5-21 18 Los Angeles San Clemente Island: west side of island, in south branch of Horse Beach Canyon on lower terrace. 15 Comment
  RSA0116820  Castilleja miniata R. G. Swinney 2010-9-30 13950 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA0041744  Castilleja miniata subsp. miniata Tim S. Ross 1990-8-17 3178 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2183 Comment
  UCR182704  Castilleja minor subsp. spiralis R. G. Swinney 1997-7-14 5674 Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon Debris Basin, Big Dalton Canyon 341 Comment
  RSA610971  Castilleja plagiotoma Louis C. Wheeler 1970-6-28 s.n. Los Angeles Blue Ridge 2241 Comment
  UCR271880  Castilleja plagiotoma R. G. Swinney 2011-6-23 15296 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SEINET4671057  Casuarina Leila M. Shultz 1981-11-18 5729 Los Angeles Arcadia, Los Angeles County Arboretum, along North Baldwin avenue Comment
  SEINET3155948  Casuarina equisetifolia G. B. Grant 145 Los Angeles Pasadena Comment
  SEINET12032962  Casuarina equisetifolia W. F. Wight 1907-1 1663 Los Angeles Los Angeles, West Lake Park Comment
  UC1126938  Caulanthus amplexicaulis A. D. Gifford 1935-5-8 694 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., Angeles National Forest Comment
  UC1971133  Caulanthus amplexicaulis Scott D. White, D. E. Bramlet 1998-8-11 7051 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  RSA660836  Caulanthus amplexicaulis var. amplexicaulis Gerald Braden 1988-5-22 29 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  SFV7994  Caulanthus heterophyllus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1360 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  UCR190280  Caulanthus lasiophyllus R. G. Swinney 1998-8-1 6615 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA730168  Caulanthus major R. G. Swinney 1998-7-2 6200 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  LA30360  Ceanothus cordulatus Mary V. Hood; 1944-8-15 44- 123 k* Los Angeles Buckhorn Flats 1981 Comment
  UCD111424  Ceanothus crassifolius James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mountains, in the San Fernando Valley. La Tuna Canyon Park about 1.2 miles up trail. Comment
  IRVC27769  Ceanothus cuneatus A. C. Sanders 2005-5-11 30138 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UC73351  Ceanothus cuneatus var. cuneatus Pupils of Los Angeles High School April 1901 Los Angeles near Downey Comment
  UC1070675  Ceanothus greggii A. Lewis 1934-2-1 280 Los Angeles Iron Mountain San Fernando quad., Angeles National Forest 1341 Comment
  POM184695  Ceanothus greggii var. vestitus Joseph A. Ewan 1932-5-29 7223 Los Angeles trail in Arrastre Canyon. 1372 Comment
  UC1070659  Ceanothus greggii var. vestitus H. A. Jensen 1933-6-1 319 Los Angeles Rock Creek 1676 Comment
  CAS-BOT-BC50845  Ceanothus insularis Carl B. Wolf 1941-6-25 11221 Los Angeles Rancho Santa Ana Botanic Garden - Flat, in nersery. Originally collected: Santa Catalina Island, head of Avalon Canyon 121 Comment
  CAS-BOT-BC50156  Ceanothus integerrimus W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  UCSB31587  Ceanothus integerrimus Proctor, Donald 1962-5-4 Los Angeles Palmdale Rd. Approx. 5 miles from junction of Palmdale Rd. and Angeles Crest Hwy. San Gabriel Mt. 762 Comment
  UCSB36659  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles 1.5 mi. N of Hwy 83 on Mt. Baldy Rd; San Gabriel Mtns; Angeles National Forest 1066 Comment
  CAS-BOT-BC50569  Ceanothus leucodermis Saichi Kawahara 1968-4-9 138 Los Angeles Wilson Drive north of boservatory, 4 miles east of junction with Mt. Wilson Road 1310 Comment
  LA212338  Ceanothus leucodermis Lee Haines; 1935-7-9 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Fern Canyon. Comment
  CAS-BOT-BC83795  Ceanothus megacarpus D. O. Burge; S. Ratay 2007-3-24 811 b Los Angeles Santa Catalina Island 420 Comment
  RSA650498  Ceanothus megacarpus Harry Nakada 1949-1-29 s.n. Los Angeles Found near the Santa Monica Mts. Bel Aires [Bel Air]. 1/2 block east of Sepulveda Blvd. 152 Comment
  SEINET12210835  Ceanothus megacarpus W. Knight, Knight, I. 1982-1 4481 Los Angeles Tilden Botanic Garden, Berkeley. Originally collected from Catalina Island, plant about 25 years ol Comment
  RSA253137  Ceanothus megacarpus var. insularis Gary D. Wallace, M. Haefs 1975-3-23 1408 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  RSA399733  Ceanothus oliganthus Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Pass. Comment
  RSA398936  Ceanothus spinosus T. S. Clare 1929-3-10 s.n. Los Angeles Topango [Topanga] canyon. 488 Comment
  UC574985  Ceanothus spinosus Carl Epling, R. Fowler, K. Kneen Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
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Apr 22 2014
  UCR97805  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCSB3998  Ceanothus spinosus Haller, Norman 1953-3-29 Los Angeles Approx 100 yds. West of Sepulveda on little dirt road off Mulholland 457 Comment
  RSA608873  Cenchrus longispinus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UCR222819  Centaurea melitensis R. G. Swinney 2009-5-8 10697 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC56491  Centaurium exaltatum Ernest Braunton Jul 1902 534 Los Angeles Los Angeles River Comment
  SEINET8583415  Centaurium venustum B. C. Templeton 4574 Los Angeles Mandeville Canyon, Santa Monica Mountians. 200 Comment
  UC55068  Centromadia parryi subsp. australis Ernest Braunton 1902-9-1 683 Los Angeles Ballona Comment
  RSA679870  Centrostegia thurberi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 871 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA763220  Centrostegia thurberi Justin M. Wood 2010-5-10 1584 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SBBG118582  Centrostegia thurberi L. Gross with O. Mistretta, V. Soza 2003-5-13 871 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UCR223718  Cercocarpus betuloides R. G. Swinney 2009-6-17 11208 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-BC135513  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-4 7688 Los Angeles Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw - Liebre Mountains 1075 Comment
  CAS-BOT-BC142148  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1941-3-10 10326 Los Angeles Ridge west of U.S. Highway #99 near Pico Canyon Road 472 Comment
  RSA453269  Cercocarpus betuloides var. betuloides Kenneth A. Wilson 1962-5-12 1278 Los Angeles Canyon with the public campgrounds leading to Devil's Punchbowl Park Comment
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Oct 29 2014
  RSA497906  Cercocarpus betuloides var. betuloides Martha Hilend 1928-2-9 46 Los Angeles Big Santa Anita Canyon. Comment
  RSA603193  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1972-12-20 12788 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UC466616  Cercocarpus betuloides var. betuloides J. Burtt Davy May 9 1896-May 24 1896 2535 Los Angeles 5 mi se of Neenach (Antelope Valley, Manzana); Antelope Valley, Manzana 874 Comment
  UC535340  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  CAS-BOT-BC137247  Cercocarpus betuloides var. blancheae Reid Moran 1941-3-13 703 Los Angeles Hermit Gulch, Santa Catalina Island Comment
  LA200180  Chaenactis artemisiifolia M. Zartlin; 1951-5-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR190271  Chaenactis glabriuscula R. G. Swinney 2000-5-21 7772 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  RSA656223  Chaenactis glabriuscula Joseph M. Keefe 1978-5-11 22912 Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  UCR270460  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-12 14678 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
  RSA598911  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd. 381 Comment
  UC699714  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1890 Los Angeles Mt. Wilson, Los Angeles Co. Comment
  POM66515  Chaenactis glabriuscula var. lanosa Marcus E. Jones 1882-04 s.n. Los Angeles Los Angeles Comment
  RSA765545  Chaenactis glabriuscula var. orcuttiana William Jones 2010-2-18 BOE- 1434 Los Angeles Ballona Lagoon, west bank - between Outrigger and Privateer Streets, Venice. 2 Comment
  UCR82273  Chaenactis xantiana J. M. Stewart 1994-4-11 826 Los Angeles Western Mojave Desert, Antelope Valley, Munz Canyon Road, near Elizabeth Lake 1098 Comment
  RSA591662  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  UC303791  Chamaesyce melanadenia I. M. Johnston 1917-11-30 1801 Los Angeles mouth Live Oak Canyon; San Antonio Mtns 457 Comment
  RSA685706  Cheilanthes covillei Geo L. Moxley 1910-7-20 419 Los Angeles Mt. Washburb, Near Switzers Camp, Arroyo Seco Canyon Comment
  CAS-BOT-BC68148  Cheilanthes newberryi L. R. Abrams; I. L. Wiggins 1931-7-6 349 Los Angeles San Clemente Island - vicinity of Mosquito Harbor Comment
  UCR255483  Chenopodium Dan S. Cooper 2014-6-12 614- 14 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, west edge of Wilson-Harding Golf Course, east of Boys Camp Rd. 149 Comment
  UCR143515  Chenopodium ambrosioides var. anthelminticum Freda Detmers 1928-4-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin, Los Angeles, Los Angeles River 122 Comment
  UCR95513  Chenopodium botrys L. C. Wheeler 1966-10-6 8955 Los Angeles San Gabriel Mtns., Buckhorn guard station Angeles Crest Highway Comment
  LA200365  Chenopodium californicum Jonathan Sauer; R. Dix 1969-3-20 4400 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA0083081  Chenopodium californicum R. G. Swinney 2010-3-22 12034 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UC1136400  Chenopodium californicum Jerome S. Horton 1936-4-17 287 Los Angeles old road n Flume #10; Pomona Quadrangle, Monroe Watershed, Monroe Canyon 609 Comment
  UCR223149  Chenopodium desiccatum R. G. Swinney 2009-7-22 11333 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA478521  Chenopodium macrospermum var. farinosum Anstruther Davidson 1917-10 3296 Los Angeles Nigger s Slough. Comment
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Aug 29 2014
  RSA478524  Chenopodium multifidum L. C. Wheeler 1934-2-17 2384 Los Angeles Pacific Electric Station, San Dimas. 244 Comment
  RSA748059  Chenopodium pratericola R. G. Swinney 2005-7-21 8329 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA522452  Chenopodium pratericola T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4052 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. 1658 Comment
  RSA602307  Chenopodium pumilio L. C. Wheeler 1946-12-14 6452 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  UCR194585  Chimaphila menziesii R. G. Swinney 1998-8-31 6861 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  RSA752465  Chlorogalum pomeridianum Justin M. Wood 2009-6-8 853 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UC1584725  Chlorogalum pomeridianum var. pomeridianum Tim Ross and Annette Ross 1991-6-3 5527 Los Angeles northwesterly slope of hill west Pomona, Elephant Hill 286 Comment
  UCR126596  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin (#2969) 2003-8-7 27154 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  CAS-BOT-BC244732  Chorizanthe staticoides E. Braunton 1902-5-5 s.n. Los Angeles Glendora Comment
  POM277126  Chorizanthe staticoides E. S. Steele, H. S. Pratt 1934-5-1 s.n. Los Angeles Foothills north of Eagle Rock Valley Comment
  SBBG62349  Chorizanthe xanti var. xanti R. Hoffmann 1932-4-26 Los Angeles N of Harold Comment
  UCR263068  Chorizanthe xanti var. xanti Mitch Provance 2008-4-14 10146 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCR92661  Chrysanthemum coronarium Scott D. White 1996-4-9 3886 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  RSA476629  Chrysolepis sempervirens L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  SEINET11860686  Chrysothamnus J. F. Bright, Wyman, C. 1932-11-3 7970 Los Angeles Hollywood Comment
  SEINET11860561  Chrysothamnus nauseosus subsp. albicaulis H. W. Graham 1927-9-9 9 /9/2012 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  POM18986  Chrysothamnus nauseosus subsp. bernardinus P. A. Munz 1923-8-31 784 Los Angeles ridge south of Swartout Valley 2499 Comment
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Dec 23 2014
  CLARK-A1528-1713  Chrysothamnus nauseosus subsp. bernardinus John C. Roos 1941-10-4 863 Los Angeles San Gabriel Mountains Comment
  POM118186  Chrysothamnus nauseosus subsp. hololeucus H. M. Hall 1917-10-27 10586 Los Angeles 16km W of Lancaster, Antelope Valley Comment
  SEINET5514073  Chrysothamnus nauseosus subsp. hololeucus J. C. Beatley 1969-1 Los Angeles along Rte 138 (rd from Palmdale to Victorville) near San Bernardino County line N of San Bernardino Mts NTS Herbarium coll. Drainage area: Antelope Valley drainage 1067 Comment
  POM352028  Chrysothamnus teretifolius F. R. Fosberg 1931-11-22 7060 Los Angeles Big Rock Creek 1400 Comment
  CDA1280  Cirsium mohavense T. C. Fuller 1960-7-14 4912 -B Los Angeles W side of Hwy 6, 4 mi. N/Lancaster, 0.5 mi. S/ Hwy 138. Comment
  POM352176  Cirsium occidentale var. californicum M. B. Dunkle 1931-4-22 2469 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UC127563  Cirsium occidentale var. venustum H. M. Hall 7398 Los Angeles Elizabeth Lake Comment
  RSA795205  Cirsium vulgare Jane Tirrell 2012-8-3 LS 0142 Los Angeles Below Pacific Crest Trail approx. 0.3 mi. northwest of Mt. Hawkins 2487 Comment
  UCR217337  Cirsium vulgare David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  RSA466594  Cistanthe monandra Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon 610 Comment
  RSA466591  Cistanthe monandra Anstruther Davidson 1890-3-24 s.n. Los Angeles Near Reservoir at river. Comment
  RSA643964  Cistanthe monosperma V. W. Steinmann 1996-5-17 916 Los Angeles San Gabriel Mountains, ca. 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
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Nov 8 2010
  POM780  Cistanthe monosperma I. M. Johnston 1917-7-31 1397 Los Angeles Head of San Antonio Canyon, upper transition zone 2439 Comment
  CAS-BOT-BC228707  Cistanthe umbellata Le Roy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  CAS-BOT-BC223892  Cistus incanus Timothy S. Ross 1995-4-7 8356 Los Angeles Liebre Mountains. Templin Highway ca. 100-250 ft NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon) 877 Comment
  SFV4913  Clarkia cylindrica M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Along most northerly segment of Dry Canyon - Cold Creek Road, behind the school. 457 Comment
  LA32201  Clarkia cylindrica subsp. cylindrica Peter H. Raven; Henry J. Thompson 1959-5-5 14119 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage 274 Comment
  UCR150860  Clarkia dudleyana R. G. Swinney, Dave Larson 1999-5-15 7146 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  RSA727274  Clarkia epilobioides R. G. Swinney 1998-5-25 6146 Los Angeles San Gabriel Valley; Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
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Mar 14 2013
  RSA448273  Clarkia epilobioides Geo. L. Moxley 1915-5-31 s.n. Los Angeles Sturdevant s Trail. San Gabriel Mountains. Comment
  LA211083  Clarkia purpurea Arthur C. Gibson; 2011-6-12 5357 Los Angeles SANTA MONICA MOUNTAINS, Along service road, UC NRS Stunt Ranch, Stunt Rd. Comment
  RSA512035  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-5-18 9645 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA600405  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-5-1 9643 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
  UC1181827  Clarkia purpurea subsp. viminea H. Lewis and M. Lewis 1946-7-14 29 Los Angeles on corner of Sepulveda Blvd. and North Sepulveda Way; Santa Monica Mts. Comment
  RSA748190  Clarkia similis Scott D. White, Justin M. Wood 2009-5-6 12668 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA73362  Clarkia unguiculata Joseph A. Ewan 1930-5-30 2234 Los Angeles Cahuenga Peak, Santa Monica Mountains. Comment
  UC1870247  Clarkia unguiculata LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1095 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of ... 457 Comment
  RSA599503  Claytonia parviflora subsp. parviflora Steve Boyd, Lauren Raz 1997-3-26 9328 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  RSA733748  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-20 7692 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  UCSB72608  Claytonia parviflora subsp. parviflora Vanderplank, Sula 2005-5-6 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA679884  Claytonia parviflora subsp. viridis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -a Los Angeles East side of Punchbowl Canyon. 1585 Comment
  CAS-BOT-BC439958  Claytonia perfoliata subsp. mexicana P. A. Munz 1918-4-5 2020 Los Angeles Pomona Comment
  RSA653919  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1040 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  RSA656382  Claytonia perfoliata subsp. perfoliata Gerald Pitto 1980-6-3 41 Los Angeles Verdugo Mountains: End of Foxglove Drive, Glenwood Oaks, La Crescenta. 518 Comment
  RSA386217  Clematis lasiantha Robert M. Perkins 1936-4-3 189 Los Angeles San Gabriel Canyon Comment
  UCR182846  Clematis ligusticifolia R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, along Big Dalton Canyon Rd, 1.2 mi NE of Glendora Mtn Rd., south side of road 427 Comment
  UCR277193  Clematis ligusticifolia R. G. Swinney 2010-9-30 13928 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA165156  Cleome isomeris Mark Parratt 1963-4-27 528 Los Angeles Isthmus area Catalina Island, Pacific area. 15 Comment
  UC220784  Cleomella obtusifolia A. D. E. Elmer Jun 1902 3629 Los Angeles Lancaster Comment
  UC511788  Cleomella obtusifolia Frank W. Peirson 1933-5-13 10661 Los Angeles 12 mi s Muroc Comment
  UCR181116  Collinsia R. G. Swinney 1997-5-13 5523 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  SD215669  Collinsia bartsiifolia var. davidsonii Steve Boyd, Lauren Raz 1997-3-26 9352 Los Angeles Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir 975 Comment
  UC103360  Collinsia bartsiifolia var. davidsonii Dr. A. Davidson 1895-5-1 Los Angeles Lancaster Creek Comment
  SBBG66396  Collinsia callosa R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  VVC3353  Collinsia heterophylla Tim Thomas 1973-4-24 14 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  UCR110587  Collinsia parryi L. C. Wheeler 1963-5-5 8248 Los Angeles San Gabriel Mtns, Bear Creek, off West Fork San Gabriel River 549 Comment
  SEINET10317250 Image available Collinsia wrightii Wesley O. Griesel 1962-5-28 Los Angeles Big Pines, San Gabriel Mountains 1829 Comment
  RSA430477  Commelina benghalensis A. C. Sanders 1987-11-28 7398 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. 38 Comment
  RSA746538  Conium maculatum A. C. Sanders, T. B. Salvato 2009-5-20 36851 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  SFV21106  Conium maculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1107 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  UCR62075  Conium maculatum S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  RSA470547  Conium maculatum Robert Gustafson 1981-5-13 2214 Los Angeles Ballona Wetlands, Area 1 Comment
  SBBG79814  Constancea nevinii F. R. Fosberg 1931-7-16 5609 Los Angeles Avalon 5 Comment
  LA200380  Convolvulus soldanella F. M. Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  RSA187955  Conyza bonariensis R. F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island. Avalon, S.C.I. Co. parking lot. 15 Comment
  RSA598914  Conyza bonariensis R. G. Swinney 1969-6-13 596 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mi. N of Sierra Madre Ave, on Easley Canyon Road 335 Comment
  JEPS30660  Conyza canadensis Peter H. Raven and Henry J. Thompson 1959-9-18 14448 Los Angeles on campus University of California, West Los Angeles; Santa Monica Mountains 129 Comment
  LA32103  Conyza canadensis Peter H. Raven; 1959-9-18 14448 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SEINET3929605  Cordylanthus filifolius David Keil 1986-9-27 19738 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  RSA719741  Cordylanthus rigidus subsp. setiger R. G. Swinney, D. W. Larson 1996-8-7 5227 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA128286  Coreopsis bigelovii H. J. Thompson 1959-3-31 1905 Los Angeles 1 miles N of Mulholland Hwy, 1.8 miles S of Malibu Junction, Cornell Road 274 Comment
  RSA585470  Coreopsis bigelovii Timothy S. Ross, Steve Boyd 1990-5-29 2666 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  RSA704230  Coreopsis bigelovii Gary D. Wallace 1982-4-17 1913 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR177541  Coreopsis bigelovii LeRoy Gross 2005-4-28 2177 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
  RSA640620  Coreopsis californica R. F. Thorne, Gary D. Wallace 1973-4-24 43445 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  CAS-BOT-BC105681  Corethrogyne filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus 762 Comment
  POM356140  Corethrogyne filaginifolia E. A. Purer, Freda Detmers 1931-3-12 s.n. Los Angeles El Segundo. Comment
  RSA0085029  Corethrogyne filaginifolia R. G. Swinney 2010-4-30 12447 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  POM34143  Cotula australis George B. Grant 1905-4-3 s.n. Los Angeles Pasadena. Comment
  RSA608067  Cotula australis L. C. Wheeler 1931-3-2 s.n. Los Angeles Pomona: Foothill Blvd. & Garey Ave. Comment
  RSA0039068  Cressa truxillensis Jeremiah George, Audrey S. George 2014-7-24 s.n. Los Angeles Carson, just west of intersection of East Carson St. and North Avalon Blvd. 23 Comment
  CDA1008  Crossosoma californicum D. G. Kelch 1991-3-17 1318 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA397739  Crossosoma californicum F. R. Fosberg 1931-3-19 S 4299 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA579224  Crossosoma californicum T. S. Ross 1994-3-28 7411 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  UC859051  Crossosoma californicum F. R. Fosberg 1931-4-8 S 4522 Los Angeles Santa Catalina Island 60 Comment
  HSC101376  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns.: Azusa, mouth of San Gabriel Canyon, 1 mi. north of Foothill Blvd. 201 Comment
  RSA479357  Croton californicus R. F. Folger 1929-12 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC190125  Crypsis schoenoides Peter H. Raven 1961-9-24 16750 Los Angeles On strand of Bouquet Reservoir at east end. 914 Comment
  UCD59978  Crypsis vaginiflora W. E. Henson and Mrs. Bellue 1943-8-5 s. n. Los Angeles L.A., South-Western Ave.. Comment
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Nov 13 2015
  SFV13261  Cryptantha circumscissa M. J. Thor 1983-4-16 174 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  LA94290  Cryptantha clevelandii W. O. Griesel; 1936-4-25 sn Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  RSA0094672  Cryptantha clevelandii Steve Boyd, Lauren Raz 1997-5-6 9719 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
  RSA777365  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-19 5110 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA587252  Cryptantha decipiens Orlando Mistretta 1994-5-13 1200 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  UCR256547  Cryptantha decipiens Anuja Parikh, Nathan Gale 2011-6-16 3476 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.5 km west of Angeles Forest Hwy, 0.1 km south of Aliso Canyon Road 1095 Comment
  RSA507531  Cryptantha flaccida L. C. Wheeler 1967-5-8 9341 Los Angeles between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA0002016  Cryptantha fulvocanescens var. fulvocanescens Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles Comment
  CAS-BOT-BC174979  Cryptantha intermedia Timothy S. Ross; Steve Boyd 1994-7-7 8148 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  POM368246  Cryptantha intermedia Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  POM368257  Cryptantha intermedia Fay A. MacFadden 1931-3-1 s.n. Los Angeles Waste land and dry hillsides, Tuna Canyon, Verdugo Hills Comment
  UCR126251  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 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
  UCR270963  Cryptantha intermedia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14322 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA660825  Cryptantha intermedia LeRoy Gross 2001-5-6 382 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  RSA0075633  Cryptantha intermedia var. johnstonii T. S. Ross, Orlando Mistretta 1993-5-27 7322 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  RSA578723  Cryptantha micrantha T. S. Ross, J. M. Porter 1994-5-1 7577 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR280885  Cryptantha micrantha var. micrantha R. G. Swinney 2014-5-7 16407 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR194766  Cryptantha micromeres Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 711 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. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  LA211118  Cryptantha microstachys Arthur C. Gibson; 2009-6-11 5266 Los Angeles SANTA MONICA MOUNTAINS, Stunt Rd., Calabasas. Comment
  UCSB5601  Cryptantha microstachys B., K. 1943-6-22 Los Angeles Sycamore Flat trail, 1/2 mile above Sycamore Flat, San Dimas Experimental Forest, San Gabriel Mtns. Comment
  RSA0080979  Cryptantha muricata R. G. Swinney 2010-4-28 12419 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
  RSA748674  Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles Glendora Mountain summit 1003 Comment
  SEINET3259902 Image available Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA499704  Cryptantha muricata Donald R. Bissing 1973-4-20 46 Los Angeles 0.4 miles from Canyon mouth 731 Comment
  RSA0078911  Cryptantha muricata var. denticulata D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, Mts. above Claremont. 2134 Comment
  UCR265959  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2005-4-21 2072 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA0078918  Cryptantha muricata var. muricata L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA617472  Cryptantha nevadensis Scott D. White, P. De Vries 6763 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 548 Comment
  SBBG63837  Cryptantha nevadensis R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA250588  Cryptantha nevadensis var. rigida R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41587 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  UCR89476  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4855 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA709634  Cryptantha similis LeRoy Gross 2005-4-28 2115 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SBBG63579  Cryptantha similis R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SEINET10625750  Cucurbita maxima Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3784 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC80494  Cupressus arizonica Carl B. Wolf 1935-12-11 7689 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  RSA682605  Cupressus arizonica Valerie Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabrield Mountains region: Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena. 915 Comment
  UCR256232  Cuscuta californica R. G. Swinney 2010-6-4 13042 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
  RSA0074188  Cuscuta californica Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  SFV20794  Cuscuta californica L. Gross 2002-6-24 548 Los Angeles Verdugo Mountains North side off La Tuna Canyon Road (Santa Monica Mountains Conservancy land). 518 Comment
  UC144398  Cuscuta subinclusa C. F. Baker 1903-10-20 3954 Los Angeles Claremont San Antonio Canyon Comment
  RSA229134  Cycladenia humilis var. venusta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38869 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  UCR125626  Cyclospermum leptophyllum A. C. Sanders 2003-5-26 26847 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
  RSA0116826  Cylindropuntia echinocarpa R. G. Swinney 2010-6-1 13087 B 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. 1067 Comment
  RSA0087312  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA365072  Cyperus eragrostis T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills, near Glendale Comment
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Aug 8 2017
  CAS-BOT-BC114633  Cyperus eragrostis A. Davidson 1921-8-1 3454 Los Angeles Roadside near Bandini. Comment
  CAS-BOT-BC114305  Cyperus esculentus Ivan Murray Johnston 1918-7-29 2108 Los Angeles Covina. 152 Comment
  RSA365088  Cyperus esculentus L. C. Wheeler 1937-10-7 1427 Los Angeles Temple City. 107 Comment
  JEPS48974  Cyperus squarrosus L. C. Wheeler 1933-10-12 2193 Los Angeles Crystal Lake San Gabriel Mountains 1706 Comment
  RSA651096  Cytisus monspessulanus Rudolf Schmid 1962-4-26 s.n. Los Angeles By northern pond, Cal Poly, Pomona. Comment
  UC1595444  Cytisus striatus Tim Ross 1992-7-10 6685 Los Angeles 6 degrees N and 2502 m distant Thorn Peak (along Upper Big Tujunga Canyon Road); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  RSA421881  Datura wrightii Jack Rempel 1932-5-9 15271 Los Angeles El Segundo. Comment
  RSA421884  Datura wrightii Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA581016  Datura wrightii Catherine A. Mish 1995-4-11 51 Los Angeles Holyywood Reservoir. 250 Comment
  PASA1930  Daucus pusillus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCR131424  Daucus pusillus Alison Lipman 1998-5-27 s.n. Los Angeles South Coastal Plains Region, Forestal property, Rancho Palos Verdes; top of ridge at bottom of Cool Heights Dr. 305 Comment
  UC1215240  Deinandra clementina Peter H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove San Clemente Island, Wilson Cove 60 Comment
  UC124581  Deinandra fasciculata H. M. Hall 1908-6-16 8285 Los Angeles Avalon Santa Catalina Island Comment
  CAS-BOT-BC299284  Deinandra fasciculata Alice Eastwood 1906-5-27 91 Los Angeles Country adjacent to Los Angeles Comment
  UCD135683  Deinandra minthornii Daryl Koutnik; William Balch 1980-7-13 s.n. Los Angeles Charmlee Regional Park, about one mile southwest of Encinal Canyon Road. 243 Comment
  RSA683319  Delphinium cardinale LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1102 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA683816  Delphinium cardinale A. C. Sanders 2003-5-26 26840 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
  UCR142528  Delphinium cardinale Michelle Manolovitz, Brian Manolovitz 1992-5-19 33 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office 160 Comment
  UCR256556  Delphinium cardinale Anuja Parikh, Nathan Gale 2011-7-12 3554 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 2.6 km west of State Hwy 39, San Gabriel Canyon Road 523 Comment
  UC635339  Delphinium cardinale H. L. Mason 1927-6-15 3788 Los Angeles wash of the San Gabriel River Comment
  RSA0029747  Delphinium glaucum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0133 Los Angeles Lily Spring, Approx. 0.5 mi northwest of Mt. Hawkins 2459 Comment
  RSA252879  Delphinium parishii Robert F. Thorne 1973-5-11 43535 Los Angeles San Gabriel Mountains, Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam. 1037 Comment
  RSA746837  Delphinium parishii R. G. Swinney 2008-5-8 8783 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
  RSA632441  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  SD21264  Delphinium parryi Norman E Bilderback 1938-4-24 Los Angeles Santa Catalina Comment
  UCR131411  Delphinium parryi Alison Lipman 1998-1 s.n. Los Angeles South Coastal Plains Region, Del Cerro Park, Rancho Palos Verde 360 Comment
  POM155  Delphinium parryi Harry Lowe 1903-5-13 s.n. Los Angeles Collected near Pasadena Comment
  CAS-BOT-BC116281  Delphinium parryi subsp. parryi H. D. Ripley; R. C. Barneby 1941-3-24 3188 Los Angeles Playa del Rey 9 Comment
  RSA0029535  Delphinium parryi subsp. purpureum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles Nat'l Forest; On the road between Liebre and Sawmill Mountains 1463 Comment
  POM123107  Delphinium patens subsp. hepaticoideum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  UC639627  Delphinium patens subsp. hepaticoideum Victor Duran 1929-6-10 2394 Los Angeles hillsides near Echo Mountain; San Gabriel Mountains 914 Comment
  UCR124595  Dendromecon rigida B. C. Templeton, I. W. Clokey 1930-4-8 1061 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA433223  Dendromecon rigida subsp. rigida Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 250 Comment
  RSA762708  Deschampsia elongata R. G. Swinney 2008-7-24 9349 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 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
  UC284746  Descurainia pinnata subsp. halictorum P. A. Munz 1923-4-10 6740 Los Angeles w coast San Clemente Island (s of Lemon Tank) Comment
  UC10802  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 163 Los Angeles near San Gabriel (Pt. Michael); Pt. Michael Comment
  UC10813  Descurainia pinnata subsp. menziesii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR197792  Descurainia sophia Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 33 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  CAS-BOT-BC43426  Descurainia sophia Barbara T. Keller 1974-4-28 1237 Los Angeles Mojave Desert. Just west of the town of Littlerock. Comment
  LA201038  Descurainia sophia Peter H. Raven; Henry J. Thompson 1960-4-12 15027 Los Angeles Santa Monica Mountains, Triunfo Canyon, Triunfo Canyon Road 2.4 mi. E of Cornell Road 243 Comment
  CATA919  Dichelostemma capitatum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1767 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  SBBG133192  Dichelostemma capitatum J. Savage 2003-4-12 JS 2 -2003 Los Angeles Tombstone ATV trail, at corner in major turn in trail 130 Comment
  UC1871177  Dichelostemma capitatum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4818 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
  CAS-BOT-BC499448  Dichelostemma capitatum Reid Moran 1941-2-17 580 Los Angeles West slope of arroyo, Middle Rancht, San Clemente Island, 500 Comment
  LA21925  Dichelostemma capitatum subsp. capitatum Carl Epling; 1926-2-21 8740 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET8472339  Dichelostemma capitatum subsp. capitatum N. J. Hartke 1953-4-1 8 Los Angeles Ganesha Hills, Pomona. Comment
  UCSB42014  Dichelostemma capitatum subsp. capitatum Purviance, Susan 1979-3-19 Los Angeles 1/4 mi. east of Pacific Coast Highway on Encinal Canyon Road Comment
  SEINET10533945  Dichelostemma pulchellum Reid Moran 1941-3-11 Moran 699 Los Angeles In cactus and brush, ridge north of Middle Ranch, Santa Catalina Isalnd, Calif. 250 Comment
  UCR271871  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12099 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA608753  Diospyros kaki L. C. Wheeler 1963-10-4 8402 Los Angeles Los Angeles: Clark Estate, 710 W. Adams Blvd. Comment
  CAS-BOT-BC151050  Diplacus brevipes Alice Eastwood 1906-5-27 116 Los Angeles Laurel Canyon Comment
  SD58518  Diplacus brevipes Isabelle Tavares, Valera Brinson 1962-4-16 255 Los Angeles Bouquet (Boquet) Canyon Road, three miles south of Boquet Canyon Guard Station Comment
  CAS-BOT-BC153051  Diplacus fremontii Alice Eastwood 1913-5-11 3181 Los Angeles San Fernando Wash Comment
  SD51780  Diplacus johnstonii Rimo Bacigalupi, G. T. Robbins & L. R. Heckard 1953-6-15 4202 Los Angeles Along forest service road following summit of Mendenhall Ridge, 12.0 miles east of its start at paved road between Little Tujunga and Pacoima canyons Comment
  CAS-BOT-BC150663  Diplacus longiflorus John H. Thomas 1957-5-3 6725 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  CAS-BOT-BC150853  Diplacus puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  SD60427  Diplacus puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island, Avalon Canyon about 1 mile south of Avalon Comment
  CHSC100154  Diplacus rutilus John Dittes 2006-6-4 1388 Los Angeles Western Transverse Range; SimiHills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  UCSB2314  Dithyrea californica Kamb, Peter 1947-3-15 Los Angeles Eastern end of Lovejoy Buttes, Antelope Valley 853 Comment
  SFV22075  Dittrichia graveolens P. M. Schiffman 2011-10-24 s. n. Los Angeles San Fernando Valley Sepulveda Flood Control Basin. Disturbed field south of pond containing outflow from Tilman Sewage Treatment Plant. 215 Comment
  SBBG62190  Dodecahema leptoceras Anstruther Davidson -May-1893 Los Angeles Newhall Comment
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Jan 25 2016
  RSA603541  Dodecatheon clevelandii subsp. insulare Sara L. Crockett 1997-1-18 556 Los Angeles Santa Catalina Island. Knobby ridge 0.6 miles WSW of Coach Road (to Airport), from point 0.2 miles W of jct. with Middle ranch road. 424 Comment
  UCR204013  Dodecatheon redolens R. G. Swinney 2001-9-15 8135 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  CAS-BOT-BC159709  Drymocallis cuneifolia var. ewanii Wesley Griesel 1961-6-16 s.n. Los Angeles Near Dawson Saddle, San Gabriel Mts. 2286 Comment
  RSA507007  Drymocallis glandulosa var. viscida Robert F. Thorne, M. Z. Thorne 1969-7-10 38388 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA85787  Drymocallis glandulosa var. wrangelliana F. W. Peirson 696 Los Angeles Laurel Canyon Comment
  CAS-BOT-BC67943  Dryopteris arguta C. F. Baker 1903-8-2 3660 Los Angeles San Antonio Canyon near Claremont Comment
  SFV21084  Dryopteris arguta L. Gross, V. Soza, N. Gilbert 2000-10-18 296 Los Angeles Verdugo Mountains Hostetter Mountainway near above coordinates. 640 Comment
  UCR261573  Dryopteris arguta Joseph Cahill 2010-12-22 1210- 11 Los Angeles Western Transverse Range; Santa Monica Mountains, Solstice Canyon, c. 1 mile from Pacific Coast Highway, near base of Solstice Canyon falls 73 Comment
  RSA693706  Dryopteris arguta Norman C. Cooper 1945-5-1 2236 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA0021415  Dudleya cymosa E. Gooley 1968-5-18 5 Los Angeles San Gabriel Mountains. Big Tujunga Canyon 762 Comment
  UC933293  Dudleya cymosa subsp. pumila P. A. Munz 1950-4-28 5388 Los Angeles Cascade Canyon San Gabriel Mtns 1828 Comment
  UCR150629  Dudleya densiflora Scott D. White 1997-5-8 5072 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  CAS-BOT-BC428404  Dudleya lanceolata Reid Moran 1941-5-17 866 Los Angeles Floor of San Fernando Valley East of San Fernando 325 Comment
  CAS-BOT-BC428409  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 Los Angeles San Gabriel Canyon Comment
  RSA763534  Dudleya lanceolata Justin M. Wood 2010-5-10 1590 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR125616  Dudleya lanceolata A. C. Sanders 2003-5-26 25867 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
  RSA397778  Dudleya lanceolata Richard Arnold 1984-8-10 1038 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2 Comment
  RSA598226  Dudleya virens James C. Dice 1983-5-20 349 Los Angeles Santa Catalina Island: on bluff 0.1km east of beach at Little Harbor 23 Comment
  SDSU19673  Dudleya virens Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2209 Los Angeles San Clemente Island, Eagle Canyon. 351 Comment
  UC933195  Dudleya virens Reid Moran 1941-2-18 590 Los Angeles near mouth Middle Ranch Canyon (steep e slope); san Clemente Island 152 Comment
  RSA233583  Dudleya virens subsp. hassei R. F. Thorne 1970-3-6 s.n. Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  SD80114  Dysphania ambrosioides C. W. Tilforth 1969-7-12 207 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  CATA3013  Ehrharta calycina Amy Catalano 2016-2-25 019 Los Angeles Santa Catalina Island: Under pine across from driveway to #104 Middle Ranch 210 Comment
  CHSC108488  Ehrharta calycina LeRoy Gross 2007-4-6 2620 Los Angeles Transverse Ranges; Verdugo Mountains region: South base of the range; Just east of Craig Canyon, at the intersection of Groton Drive and Hamline Place. Between the city of Burbank and the south slope of the range. 288 Comment
  IRVC29177  Ehrharta erecta A. C. Sanders, Lee Jones 2004-11-7 29023 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  RSA0011698  Elaeagnus angustifolia R. G. Swinney 2001-9-15 8183 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  CHSC118270  Eleocharis parishii P. F. Zika; Nick Otting 2010-8-4 25260 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains (SnGb). 1860 Comment
  UCR203912  Eleocharis parishii R. G. Swinney 2005-7-21 8335 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
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May 10 2012
  CAS-BOT-BC227119  Elymus A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  UCR223756  Elymus elymoides R. G. Swinney 2009-5-28 10971 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0094556  Elymus elymoides subsp. elymoides Richard G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA632444  Elymus elymoides subsp. elymoides L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  SEINET13203271 Image available Elymus elymoides subsp. elymoides R. G. Swinney 2011-1 15487 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  OBI5927  Elymus glaucus Carl B. Wolf 1932-5-9 3488 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, at 2nd Group of mine workings 305 Comment
  POM365347  Elymus glaucus subsp. glaucus George B. Grant 1902-6-10 5109 Los Angeles Summit of Mt. Wilson. Comment
  UC174009  Elymus glaucus subsp. jepsonii G. B. Grant 1902-6-10 5109 Los Angeles Mt. Wilson; summit Comment
  SEINET13203278 Image available Elymus hispidus R. G. Swinney 2011-1 14792 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of Jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. (Chilao Flat 7.5' Q.) (T3N R12W S35) 1018 Comment
  CAS-BOT-BC234097  Elymus multisetus A. D. E. Elmer 1902-6-1 3644 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC204362  Elymus trachycaulus subsp. trachycaulus I. M. Johnston 1918-7-6 2069 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River 1981 Comment
  RSA652207  Emmenanthe penduliflora Gene Cooper 1961-4-25 s.n. Los Angeles Fish Canyon in park area. Comment
  UCR219428  Emmenanthe penduliflora R. G. Swinney 2009-3-31 10228 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA0104648  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-6 14609 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  OBI69366  Encelia californica John Knapp, Denise Knapp 2002-11-27 9 Los Angeles Santa Catalina Island 3 Comment
  SBBG133187  Encelia californica V. Englert, E. Howe and W. F. Hoyer 2010-4-6 SERG 10 -35 Los Angeles Pyramid point, Land's End rock spine above tide pools 30 Comment
  SEINET3859877  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39.; 0 230 Comment
  SFV22087  Encelia californica V. Soza, L. Gross, B. Hogshead 2001-4-18 1169 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. South side of trail along ridge top. 518 Comment
  UC485519  Encelia californica T. S. Brandegee Los Angeles San Pedro Comment
  UCR24798  Endolepis covillei O. F. Clarke 1981-5-5 s.n. Los Angeles Western Mojave Desert, City of 'Lancaster' [Palmdale?] near Avenues 'P' and 60th [East] 784 Comment
  HSC1317  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 823 Comment
  RSA85181  Ephedra viridis F. W. Peirson 1923-5-27 3532 Los Angeles small canyon on Pinyon Ridge, Rock Creek, north slope of San Gabriel Mountains 1295 Comment
  RSA529911  Epilobium brachycarpum Tim S. Ross 1991-8-16 5819 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  POM11314  Epilobium brachycarpum I. M. Johnston 1917-7-31 1534 Los Angeles San Antonio Canyon below Camp Baldy. 1280 Comment
  RSA753998  Epilobium canum D. W. Foster 1968-9-11 680911 Los Angeles San Gabriel Mts.: Pasadena, Eaton Canyon Park, Arroyo nature trail. 293 Comment
  JEPS44012  Epilobium canum subsp. canum Frank W. Peirson 1918-10-15 279 Los Angeles foot of Echo Mt. trail San Gabriel Mts. 548 Comment
  POM46087  Epilobium canum subsp. canum Marcus E. Jones 1884-8-29 s.n. Los Angeles Pasadena. Comment
  SBBG60100  Epilobium canum subsp. canum M. N. Ackley -Sep-1925 748 Los Angeles Ave 40, Eagle Rock 152 Comment
  UC717982  Epilobium canum subsp. canum Reid Moran 1942-10-27 1438 Los Angeles ravine near top Santa Susana Grade Comment
  CAS-BOT-BC171915  Epilobium canum subsp. latifolium Raymond J. Dobbs 1924-7-16 s.n. Los Angeles Near top of Waterman, San Gabriel Mts. 2133 Comment
  RSA230263  Epilobium canum subsp. latifolium Robert F. Thorne 1969-7-2 38303 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA0091105  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-6-30 15396 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA233363  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson, Linda Gibson 1972-3-18 2792 Los Angeles Along stream in Fish Canyon near the mouth of the canyon, San Gabriel Mountains. Comment
  SFV21051  Epilobium ciliatum subsp. ciliatum L. Gross 2001-6-6 429 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. Near a seep just along dirt fire road on north-facing slope. 671 Comment
  RSA773911  Epilobium densiflorum R. G. Swinney 2009-7-22 11346 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  HSC16600  Epipactis gigantea C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. Comment
  JEPS64375  Epipactis gigantea Frank W. Peirson 1918-7-8 13 Los Angeles San Antonio Canyon San Gabriel Mountains 1828 Comment
  RSA613605  Epipactis gigantea Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Ant Canyon. 678 Comment
  UCR207972  Epipactis gigantea I. M. Johnston 1917-7-20 1746 Los Angeles Transverse Range; San Gabriel Mtns., Camp Baldy [= Mt. Baldy Village] 1220 Comment
  UC1971490  Equisetum hyemale subsp. affine Louis C. Wheeler 1973-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Graveyard Canyon, second side canyon. Comment
  LA33494  Equisetum laevigatum Peter H. Raven; 1959-10-25 14701 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  LA94617  Equisetum laevigatum Lawrence L. Kiefer; 1966-5-7 1998 Los Angeles 30 Comment
  POM281824  Equisetum laevigatum S. F. Blake 1910-9-7 963 Los Angeles Near Pasadena Comment
  RSA684622  Equisetum laevigatum F. R. Fosberg 1931-8-10 R- 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR206459  Equisetum laevigatum R. G. Swinney 2008-6-9 8951 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UC519831  Equisetum telmateia subsp. braunii Joseph Andorfer Ewan 1932-6-28 7520 Los Angeles Los Angeles River at Los Feliz Bridge; Los Angeles River Comment
  RSA601159B  Eragrostis mexicana subsp. virescens L. C. Wheeler 1966-10-22 9047 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UCD64533  Eragrostis pectinacea J. O. McMullin 1914-9-1 Los Angeles Casa Desierto. Comment
  RSA0041937  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10006 -A Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UCR190764  Eriastrum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
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May 3 2012
  RSA0107969  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1966-9-6 8880 Los Angeles San Gabriel Mountains. Aliso Canyon. Comment
  UC1787315  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mountains: southern mouth of Bee Canyon, ca. 250m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 548 Comment
  RSA0107956  Eriastrum densifolium subsp. elongatum Joseph M. Keefe 2001-1-19 30996 a Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  UC143012  Eriastrum densifolium subsp. elongatum Katharine Brandegee Los Angeles Ravenna Comment
  UCR177544  Eriastrum sapphirinum LeRoy Gross, Valerie Soza 2001-5-31 391 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  OBI11546  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  RSA0122100  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1967-6-27 9917 Los Angeles San Gabriel Mountains : South side Sunset Ridge, south of Coulter Reservoir. 640 Comment
  UCSB28768  Eriastrum sapphirinum subsp. dasyanthum Tanowitz, B. 1973-7-25 Los Angeles Beverly Glen Blvd., approximately 0.5 mi south of its junction with Mulholland Dr. (Brown Cyn) 365 Comment
  CAS-BOT-BC515034  Eriastrum sapphirinum subsp. sapphirinum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  SD231203  Ericameria cooperi Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 74 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
  SEINET13383139 Image available Ericameria cooperi R. G. Swinney 2010-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  CAS-BOT-BC131689  Ericameria cooperi var. cooperi Frank W. Peirson 1921-5-19 1245 Los Angeles Little Rock Cr., San Gabriel Mts. Comment
  SD68972  Ericameria cooperi var. cooperi James Henrickson 1966-4-16 2236 Los Angeles Soledad Canyon; in Escondito Canyon Road 1 mile northwest of Highway 14. 885 Comment
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Jul 9 2014
  POM359352  Ericameria ericoides var. ericoides H. de Forest 1928-11-14 s.n. Los Angeles El Segundo. Comment
  RSA703905  Ericameria linearifolia Gary D. Wallace, Ann Hiller 1983-5-18 2047 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  UCSB69230  Ericameria linearifolia Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mtns region: W terminus of Holcomb Ridge, west of Big Rock Creek; along E, NE side of hill; N of Fort Tejon Road, W of Valyermo Rd; (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31) 1085 Comment
  UCR209431  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-9-12 9443 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC298895  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mts. Pine Mt Ridge 2438 Comment
  UCR101860  Ericameria palmeri Dan S. Cooper 1998-10-21 s.n. Los Angeles Puente Hills, c. 500 m east of intersection of Colima Rd. and Skyline Trail, between Hacienda Heights and La Habra Heights 274 Comment
  CAS-BOT-BC299513  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide, Santa Monica Mts. 518 Comment
  POM359439  Ericameria palmeri var. pachylepis B. C. Templeton 1962-9-27 9372 Los Angeles Near 6th & Coronado. 107 Comment
  UC896250  Ericameria palmeri var. pachylepis P. A. Munz 1922-11-20 6569 Los Angeles hills s San Dimas Comment
  CDA12043  Ericameria parishii A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. Comment
  SBBG62857  Ericameria parishii R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  CAS-BOT-BC293128  Ericameria pinifolia Prof. W. R. Dudley 1907-11-13 s.n. Los Angeles Near Monrovia 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
  UCSB27637  Ericameria pinifolia Lavinger, S. 1975-12-1 Los Angeles Lake Hughes Road .2 miles north of Prospect Campground 762 Comment
  CATA553  Erigeron bonariensis Mark L. Hoefs, Robert F. Thorne 1975-8-7 817 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  UCSB6498  Erigeron foliosus Kamb, Peter 1948-7-13 Los Angeles Big Tujunga Canyon at Wildwood, San Gabriel Mts. 548 Comment
  CHSC83015  Eriodictyon crassifolium Margie Graham 2002-5-17 Los Angeles San Gabriel Mountains, Western Transverse Ranges. Upland areas surrounding Piru Creek and old Hwy. 99. 701 Comment
  CAS-BOT-BC189155  Eriodictyon crassifolium var. nigrescens James L. Reveal 1988-5-17 6780 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just N of Bouquet Reservoir, 1.7 miles W of the Bouquet Canyon Road between Palmdale and Saugus 944 Comment
  RSA658375  Eriodictyon trichocalyx Naomi Zohman 1985-4-28 16 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  UCR108201  Eriodictyon trichocalyx Valerie Soza, M. E. Siqueiros D. 1997-3-19 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR240277  Eriogonum S. J. Myers 2010-6-14 s.n. Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, Southern California Edison transmission tower on a low ridge at the eastern end of the Antelope Buttes, east of 130th St. West, north of West Ave. E 8, NW of Lancaster 822 Comment
  CAS-BOT-BC241577  Eriogonum baileyi var. baileyi Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9953 Los Angeles Mescal Creek, San Gabriel Mts. 1371 Comment
  CAS-BOT-BC241895  Eriogonum cinereum J. Ewan 1931-10-24 5293 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  LA94745  Eriogonum cinereum Norman A. Cole; May 1964 324 .4 Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  POM37397  Eriogonum cithariforme Joseph A. Ewan 1931-10-11 5240 Los Angeles Along Ventura Blvd. between Calabasas and Agoura north slope. Comment
  RSA0014584  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-18 5716 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  RSA0094386  Eriogonum davidsonii Richard G. Swinney 2011-5-31 14885 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
  UC1584048  Eriogonum davidsonii Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Tujunga Ranger District, Angeles Nati Comment
  UCR248983  Eriogonum davidsonii Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 401 Los Angeles San Gabriel Mountains, Road 7N23, Liebre Mountains 1484 Comment
  RSA66340  Eriogonum davidsonii F. W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  SEINET6340515  Eriogonum davidsonii Wesley O. Griesel 1961-8-18 Los Angeles Trail from Charleton Falts to Chilao San Gabriel Mountains. 1524 Comment
  UCR210500  Eriogonum elongatum R. G. Swinney 2008-12-6 9962 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  POM11337  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  POM18154  Eriogonum elongatum var. elongatum P. A. Munz 1923-10-7 7791 Los Angeles Bouquet Canyon, Saugus. Comment
  UCR205265  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2005-8-15 8489 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  RSA657963  Eriogonum fasciculatum var. foliolosum S. Campbell 1980-6-4 41 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UC83226  Eriogonum fasciculatum var. polifolium C. F. Baker 1903-8-2 3454 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  UC375427  Eriogonum giganteum R. L. Pendleton, F. M. Reed 1909-7-3 1383 Los Angeles crest of Santa Catalina Island Santa Catalina Island 457 Comment
  SD48931  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles cliffs, canyon 2 miles SE of Eel Point, San Clemente Island 99 Comment
  RSA273142  Eriogonum giganteum var. giganteum Glenn A. Gorelick 1977-7-5 s.n. Los Angeles West end, Catalina Island. Comment
  SDSU6745  Eriogonum giganteum var. giganteum R. M. Beauchamp 1967-3-20 368 Los Angeles Above beach road south of Avalon. Comment
  CAS-BOT-BC253464  Eriogonum gracile Louis C. Wheeler 1931-9-1 49 Los Angeles 2 mi. N Claremont 411 Comment
  UC472153  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Rd. n Mulholland; Santa Monica Mts. Comment
  UC1971479  Eriogonum gracile var. gracile Louis C. Wheeler 1973-7-15 Los Angeles SAN GABRIEL MOUNTAINS: Doe Flat; Graveyard Canyon. Comment
  SBBG62138  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles 2 mi N of Acton Comment
  RSA598216  Eriogonum grande var. grande Sara L. Crockett 1996-10-30 543 Los Angeles San Clemente Island: directly across from Casino. 9 Comment
  UCD170253  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon. 1640 Comment
  CAS-BOT-BC261178  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  UC545888  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles 1/8 mi below Big Rock Ranger Station; San Gabriel Mts., Big Rock Creel 1066 Comment
  SBBG62433  Eriogonum inerme R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SD1308  Eriogonum nudum var. pauciflorum R. B. Randall 1931-7-19 Los Angeles San Bernardino Mts., Swartout Comment
  UCR95196  Eriogonum parishii L. C. Wheeler 1946-8-28 6275 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  CAS-BOT-BC257753  Eriogonum parvifolium Dr. H. E. Hasse 1881-9-1 s.n. Los Angeles Beach at Santa Monica Comment
  POM123341  Eriogonum parvifolium var. parvifolium H. E. Hasse 1888-07 s.n. Los Angeles Santa Monica. Comment
  RSA393062  Eriogonum parvifolium var. parvifolium F. R. Fosberg 1931-8-30 S 5618 Los Angeles El Segundo 15 Comment
  HSC79869  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  UCSB23144  Eriogonum saxatile Wilken, Dieter 1967-7-1 Los Angeles Ridge west of headwaters of Soldier Creek; south of Highway 39 between Islip Saddle and Crystal Lake Junction, San Gabriel Mts 1767 Comment
  RSA761705  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC268170  Eriogonum umbellatum var. minus Le Roy Abrams; E. A. McGregor 1908-7-3 609 Los Angeles North Baldy Mountain, San Gabriel Mountains Comment
  UC1871273  Eriogonum umbellatum var. munzii T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3947 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  SBBG64208  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Lang Comment
  RSA188494  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35364 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  UC6546  Eriogonum wrightii var. subscaposum Dr. A. Davidson 1892-1 Los Angeles Wilson's Peak Comment
  UCR95555  Eriogonum wrightii var. subscaposum L. C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  CAS-BOT-BC297916  Eriophyllum confertiflorum John Thomas Howell 1947-7-18 23401 Los Angeles Blue Ridge, San Gabriel Mts 2590 Comment
  CAS-BOT-BC297921  Eriophyllum confertiflorum Alice Eastwood 1919-6-20 9031 Los Angeles Mt Wilson Comment
  POM324253  Eriophyllum confertiflorum Patricia Nelson 1969-5-20 s.n. Los Angeles Wash at Claremont Colleges. 351 Comment
  POM357930  Eriophyllum confertiflorum Norman C. Cooper 1945-5-1 2237 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA0069779  Eriophyllum confertiflorum LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6997 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SBBG132332  Eriophyllum confertiflorum D. Pivorunas, J. Dunn 2003-5-27 DP- 4 -2003 Los Angeles Boulders Cyn Comment
  SDSU4088  Eriophyllum confertiflorum H. Wedberg 1967-3-19 1366 Los Angeles About 100 m south from Palos Verdes Dr. x Crenshaw, in Palos Verdes Hills. 61 Comment
  UCR223355  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 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
  UC642462  Eriophyllum confertiflorum var. confertiflorum Joseph Andorfer Ewan 1933-6-17 10826 Los Angeles canyon bottom Temescal Canyon; Santa Monica Mts., Temescal Canyon Comment
  SBBG61078  Eriophyllum multicaule M. N. Ackley 1927-5-8 259 Los Angeles Little Rock foothills 914 Comment
  RSA678891  Eriophyllum nevinii Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 147 Los Angeles San Clemente Island. 30 Comment
  RSA0120024  Eriophyllum pringlei R. G. Swinney 2014-4-30 16293 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  POM50145  Eriophyllum wallacei L. R. Abrams 1901-04 s.n. Los Angeles Santa Monica Mountains Comment
  RSA190998  Eriophyllum wallacei R. F. Thorne 1963-5-15 31667 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UCR182671  Erodium brachycarpum R. G. Swinney 1998-4-13 5956 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  UC1870228  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA630754  Erodium cicutarium Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 671 Comment
  SEINET8553327  Erodium cicutarium G. B. Grant 1901 to 1905 448 Los Angeles Pasadena, Pacific Coast Comment
  UC1971455  Erodium cicutarium Louis C. Wheeler 1967-5-15 9571 Los Angeles SAN GABRIEL MOUNTAINS: Ridgetop east southeast of Fremont Pass. Comment
  CATA1438  Erodium moschatum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2601 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA279115  Erodium moschatum Robert F. Thorne 1971-3-18 41496 Los Angeles Cobal Canyon, 3 miles N of Claremont 503 Comment
  UCR124702  Erysimum capitatum B. C. Templeton 1932-5-31 4842 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  HSC31663  Erysimum capitatum var. capitatum Thomas E. Higley 1974-4-20 27 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail, near the end of San Gabriel Canyon Rd. 457 Comment
  UCSB2337  Erysimum capitatum var. capitatum Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 rd. mi. E. of rd. to Acton and 10 rd. mi. W. of Angeles Forest Hwy. 914 Comment
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Aug 25 2014
  RSA611605  Erysimum capitatum var. capitatum L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA347554  Eschscholzia californica Barry A. Prigge 1986-3-20 6972 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  POM18237  Eschscholzia ramosa P. A. Munz 1923-4-11 6763 Los Angeles San Clemente Island, west coast below Hay Ranch Comment
  UCR260019  Eucalyptus camaldulensis R. G. Swinney 2010-3-30 12109 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
  SD181448  Eucalyptus globulus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin,Verdugo Mtns region, NW side,Verdugo Crestline Dr (fire rd) just N of 210 Fwy, enter on W side at Topely Lane off of Newholme Ave in city of Sunland; Sunland [quad]. Cleared area just N of fire rd cleared for safety (close to homes). 427 Comment
  RSA498203  Eucrypta chrysanthemifolia M. B. Dunkle 1928-5-13 1935 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop. Comment
  RSA662610  Eucrypta chrysanthemifolia Paul Neipp 1994-4-21 14 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA670946  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 2001-3-19 31154 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  LA46655  Eulobus californicus C. S. Venkatesh; 1957-7-1 3 Los Angeles Comment
  UCR193942  Euphorbia A. C. Sanders 2008-7-10 35725 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR223583  Euphorbia albomarginata R. G. Swinney 2009-6-17 11221 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCD142561  Euphorbia melanadenia H. F. Copeland 1927-12-30 s.n. Los Angeles Near Azusa. Comment
  UCR281158  Euphorbia melanadenia R. G. Swinney 2014-6-5 16721 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  UCD142564  Euphorbia melanadenia Jack Delaini 1974-3-11 60 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 396 Comment
  RSA3616  Euphorbia peplus C. B. Wolf 1932-5-14 3635 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  UCR95546  Euphorbia serpillifolia L. C. Wheeler 1966-9-21 8893 Los Angeles San Gabriel Mtns., north fork San Gabriel River, 1/4 mi downhill from intersection of main road with road to upper Bichota Canyon 854 Comment
  UCR141749  Euphorbia terracina J. M. DiTomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University 64 Comment
  UCR90485  Euphorbia terracina D. L. Koutnik 1996-3-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Corral Canyon Road c. 0.25 mi. north of Pacific Coast Hwy (=Hwy 1), at crossing of Solstice Canyon. 10 Comment
  RSA473722  Euthamia occidentalis Robert Gustafson 1980-9-16 1907 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  SBBG80289  Extriplex californica F. C. Boutin 1967-4-24 1720 Los Angeles Wilson Cove Comment
  SD69679  Extriplex californica Robert F. Thorne, P. Everett 1965-6-23 34939 Los Angeles Santa Catalina Island; Ben Weston Beach, west side of island. Comment
  SBBG32011  Festuca bromoides R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -173 Los Angeles lower Bullrush Cyn Comment
  SBBG80232  Festuca microstachys F. R. Fosberg 1931-4-29 4728 Los Angeles between Cottonwood and Middle Ranch Cyns, near ocean 20 Comment
  UCR220290  Festuca myuros R. G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  CATA859  Festuca perennis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1668 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA0088601  Ficus microcarpa R. E. Riefner Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grand Ave. at Walnut Creek, general vicinity of Fairway Ln. 150 Comment
  RSA535282  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5326 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA393718  Filago californica B. C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA683137  Filago californica LeRoy Gross, Bill Hogshead, Valerie L. Sosa 2003-5-29 960 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  RSA522940  Filago gallica Timothy S. Ross, Orlando Mistretta 1990-10-24 3305 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  UCR125635  Filago gallica A. C. Sanders 2003-5-26 25865 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
  RSA598258  Filago gallica R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon and its tributaries. Poop-out Hill firebreak. 488 Comment
  RSA453790  Foeniculum vulgare F. R. Fosberg 1931-7-9 S- 5362 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA177789  Frankenia grandifolia Percy C. Everett, P. Everett 1965-5-11 34534 Los Angeles Inside Ballast Point on E side of Catalina Harbor, Santa Catalina Island Comment
  RSA391390  Frankenia grandifolia Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  RSA602953  Frankenia salina Mark Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2563 Los Angeles Santa Catalina Island: Cherry Valley, just back from rocky beach. 3 Comment
  UC1929534  Frasera neglecta Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1685 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1921 Comment
  CAS-BOT-BC223413  Fraxinus dipetala Timothy S. Ross; Darin Banks 1994-4-13 7526 Los Angeles Liebre Mountains. Lower Clearwater Canyon: ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1 707 Comment
  SJSU1843  Fraxinus dipetala C. W. Sharsmith 1957-4-13 6378 Los Angeles c. 4 mi S of Gorman 822 Comment
  RSA0091198  Fraxinus dipetala Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA527716  Fraxinus uhdei Tim S. Ross 1991-3-7 4159 Los Angeles Elephant hill, Western Pomona. 238 Comment
  RSA776714  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  SEINET6754439 Image available Fraxinus velutina var. coriacea Leila M. Shultz 1981-1 4238 Los Angeles Cultivated native plants, Rancho Santa ana Botanic Garden 305 Comment
  RSA188527  Fremontodendron californicum subsp. californicum Robert F. Thorne, J. Olmstead 1965-8-26 35401 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  RSA367730  Fritillaria biflora T. S. Clare 1929-4-7 s.n. Los Angeles Hollywood Country Club. Comment
  UCSB45504  Fritillaria biflora Sundvold, Marti 1979-3-4 Los Angeles Calif. Hwy. 23 ca. 3 mi. W. of jct. with Potrero Rd 500 Comment
  CAS-BOT-BC520313  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Washa nd Big Tujunga Wash at I-210 crossing, within 50 m on N & S sides of I-210 329 Comment
  RSA0108846  Galium andrewsii R. G. Swinney 2010-6-1 13144 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  POM367659  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-3-24 S 4354 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  RSA610980  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  SBBG118484  Galium angustifolium subsp. angustifolium O. Mistretta 1992-7-13 695 Los Angeles Los Pinetos Spring Cyn Trail Comment
  UC625019  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-4-1 S 4442 Los Angeles Avalon Santa Catalina Island 10 Comment
  POM367675  Galium angustifolium subsp. angustifolium Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 950 Los Angeles Off Angeles Crest Hwy, ca. 5 mi. N of La Canada. 793 Comment
  RSA597008  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3803 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  RSA602560  Galium angustifolium subsp. gabrielense Louis C. Wheeler 1967-8-28 10547 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  RSA660127  Galium angustifolium subsp. gabrielense Orlando Mistretta 1992-6-12 537 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA661022  Galium aparine Orlando Mistretta 1992-4-5 165 Los Angeles Guds, San Clemente Island. Comment
  RSA330777  Galium bifolium Wayne E. Sawyer 1981-6-16 43 Los Angeles SAN GABRIEL MOUNTAINS, ANGELES NATIONAL FOREST: Lily Spring 2454 Comment
  UC102569  Galium grande A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  SBBG68904  Galium hallii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA547465  Galium johnstonii Tim S. Ross, Orlando Mistretta 1992-7-24 6745 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA5987  Galium trifidum Carl B. Wolf 1932-9-13 4060 Los Angeles Bryant Ranch, 250 ft. S of N boundary and 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  POM246630  Galvezia speciosa F. R. Fosberg 1931-7-15 S 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  POM292453  Gamochaeta pensylvanica H. M. Hall 1915-5-24 111 Los Angeles Pasadena. Comment
  POM12317  Gamochaeta pensylvanica F. L. Robinson 1921-5-9 63 Los Angeles Claremont. Comment
  UC1870143  Gamochaeta pensylvanica LeRoy Gross, Valerie Soza 2003-5-15 898 a Los Angeles Transverse Ranges; Verdugo Mountains region: NW side of mountains: N of La Tuna Canyon rd, started at end of Elben Ave. Climbed N to ridgetop, S of McDonald Creek, then E along ridgeline, then came back down into small canyon at end of Elben Place, just E of starting place. 396 Comment
  SBBG112944  Gamochaeta ustulata S. A. Junak 1998-5-16 SCa 699 Los Angeles above Swain's (Swain) Cyn, overlooking Toyon Bay 381 Comment
  SBBG119285  Garrya flavescens V. Soza, L. Gross, J. Kuo 1999-7-6 609 Los Angeles SW side of Big Rock Crk, Manzanita Trail from S Fk Cmpgrd; T4N R9W SE/4, NE/4 S34 1584 Comment
  UC1122716  Garrya veatchii F. H. Raymond 1930-1-30 50 Los Angeles Head of Corral Canyon; Calabasas Quad. 670 Comment
  UCR180187  Gastridium ventricosum R. G. Swinney 1969-6-7 539 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi. north of Sierra Madre Ave. north of the end of Pennsylvania Ave. 351 Comment
  UCR202514  Gayophytum R. G. Swinney 2001-8-9 8015 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  SD212592  Genista monspessulana Jennifer H. Jones, Jay H. Jones 2006-6-4 382 Los Angeles Foothills of San Gabriel Mountains; Webb Canyon Road. 415 Comment
  RSA641375  Gilia achilleifolia subsp. abrotanifolia Orlando Mistretta 1995-6-23 1835 Los Angeles San Gabriel Mountains: Lookout Mt. Trail 1921 Comment
  UCR220167  Gilia aliquanta subsp. aliquanta R. G. Swinney 2009-4-2 10256 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  POM50156  Gilia angelensis L. R. Abrams 1901-04 1406 Los Angeles Verdugo Hills Comment
  RSA470115  Gilia angelensis M. B. Dunkle 1929-4-7 2086 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA0106339  Gilia angelensis Lyman Benson 1945-4-14 11674 Los Angeles Claremont. 350 Comment
  RSA678785  Gilia australis Valerie L. Soza, LeRoy Gross 2002-5-8 1457 Los Angeles Approximately 460 meters west of Deer summit ('3599'), south side of FS road 6N21 from Drinkwater Flat, between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 930 Comment
  RSA621047  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11835 Los Angeles Antelope Valley: W. of Lancaster, N. side of Avenue G. Comment
  UCR194043  Gilia cana R. G. Swinney 1999-6-5 7241 B Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA784349  Gilia capitata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 15 Los Angeles road 7N23 turn from road 7N08. Comment
  RSA11014  Gilia capitata subsp. abrotanifolia C. B. Wolf 1928-4-1 sw.n. Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA470232  Gilia capitata subsp. abrotanifolia Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR130051  Gilia capitata subsp. abrotanifolia George K. Helmkamp, E. A. Helmkamp 1998-5-21 4047 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA0011522  Gilia diegensis Orlando Mistretta, Christine Mistretta 2011-6-23 5743 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA469406  Gilia latiflora subsp. davyi Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  RSA67711  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1952-4-23 9123 Los Angeles Just out of Palmdale on road to Saugus. Comment
Read comments
Aug 2 2008
  UCR205855  Gilia latiflora subsp. latiflora R. G. Swinney 2008-5-8 8792 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
  UCSB41309  Gilia minor Miller, Brian 1960-7-12 Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  UCSB30857  Gilia modocensis D. Negri 1978-4-14 33 Los Angeles 2 MI N OF JUNCTION OF CA HWY 138 (AND HWY 14 ON S SIDE OF) 792 Comment
  SBBG64633  Gilia ochroleuca subsp. bizonata R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  UCR192824  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-6 6297 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  UCR189262  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6064 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
Read comments
May 3 2012
  RSA535404  Gilia sinuata Steve Boyd 1986-3-31 1567 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA679881  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 842 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  RSA762131  Gilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-5-15 3075 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  POM98120  Gnaphalium beneolens I. M. Johnston 1924-9-4 s.n. Los Angeles Arcadia. Comment
  RSA719744  Gnaphalium canescens subsp. beneolens R. G. Swinney 1996-8-7 5230 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  IRVC26834  Gnaphalium luteo-album S. D. White 1997-5-14 5124 Los Angeles Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, E of Hansen Dam and N of Wentworth Street. Base of San Gabriel Mtns. 335 Comment
  RSA782208  Gnaphalium palustre R. G. Swinney 2009-8-25 11471 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  LA32029  Grindelia camporum Peter H. Raven; Henry J. Thompson 1959-6-4 14344 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 3 Comment
  SD30782  Grindelia camporum Edith A. Purer 1931-3-12 Los Angeles Near Palos Verdes Hills. Comment
  POM359065  Grindelia camporum var. bracteosa Anstruther Davidson 1893-3-8 s.n. Los Angeles Wiseburn. Comment
  SEINET182713  Grindelia camporum var. camporum John P. Young 1921-10-20 Los Angeles Valyermo Comment
  UC1563060  Guillenia lasiophylla Steve Boyd and Orlando Mistretta 1986-3-31 1565 Los Angeles 4 mi e Highway 138 junction with Highway 18 (ne of Pinyon Hills); Mojave Desert Comment
  SEINET11849175  Haplopappus ericoides E. A. Purer 1933-1 5589 Los Angeles El Segundo Comment
  CATA466  Harpagonella palmeri Sara L. Crockett, Steve Junak 1997-3-27 608 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  SBBG98467  Hazardia cana T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5270 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 312 Comment
  RSA653929  Hazardia squarrosa Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1031 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 822 Comment
  UC134292  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles near Claremont; San Antonio Canyon Comment
  CAS-BOT-BC302322  Hazardia squarrosa var. squarrosa Scott D. White; Pam Devries 1997-11-20 6026 Los Angeles Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  CATA1535  Hedypnois cretica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2759 Los Angeles Santa Catalina Island: Just behind sandy beach, White's Landing 6 Comment
  SBBG131686  Hedypnois cretica S. A. Junak 1999-4-24 SCa 858 Los Angeles main rd, just S of [airport] rd 445 Comment
  CAS-BOT-BC306643  Helenium bigelovii I. M. Johnston 1917-7-28 1525 Los Angeles San Antonio Mountains. N. Fk San Antonio Canon [Canyon] (Gold Ridge Mine) 2438 Comment
  UCR194172  Helenium bigelovii R. G. Swinney 1998-7-24 6559 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  CAS-BOT-BC309437  Helenium puberulum Scott D. White; Dave Bramlet 1998-8-11 7041 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2 2010 Comment
  RSA199182  Helenium puberulum R. F. Thorne, D. Propst 1968-5-29 37704 Los Angeles Santa Catalina Island, bed of Hermit Gulch off Avalon canyon. 91 Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA128016  Helianthus gracilentus Peter H. Raven 1959-10-18 14683 Los Angeles Decker Road 1.8 mi. south of Mulholland Highway 488 Comment
  RSA92423  Helianthus gracilentus F. W. Peirson 1921-7-19 2783 Los Angeles San Gabriel Mts: junction of Coldwater Canyon and Cattle Canyon 793 Comment
  CAS-BOT-BC305787  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles East Los Angeles Comment
  SBBG13201  Heliotropium curassavicum E. R. Blakley 1961-9-24 4782 Los Angeles dry stream of Little Springs Cyn 15 Comment
  UCR123363  Heliotropium curassavicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25477 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  UCSB17912  Heliotropium curassavicum Swenson, Ronald 1963-5-3 Los Angeles Mint Canyon Campground; U.S. Highway 6; 7.7 miles E of Solemint Comment
  LA82230  Heliotropium curassavicum var. oculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14334 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA151319  Hemizonia clementina Peter H. Raven 1962-7-11 17990 Los Angeles 1 mile south of Wilson Cove, San Clemente Island Comment
  RSA535733  Hemizonia clementina Timothy S. Ross 1991-5-23 5482 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  RSA188375  Hemizonia fasciculata R. F. Thorne 1965-6-24 35046 Los Angeles Santa Catalina Island: above pond impounded behind dam in lower Cottonwood Canyon Comment
  RSA642083  Hemizonia pungens subsp. pungens Orlando Mistretta, Mark Elvin 1995-3-30 1680 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  CAS-BOT-BC143702  Heteromeles arbutifolia Edgar A. Mearns 1894-6-25 4076 Los Angeles San Clemente Island Comment
  HSC79919  Heteromeles arbutifolia James Henrickson 1972-11-2 8100 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 and Hasley Canyon Rd. 366 Comment
  RSA0073379  Heteromeles arbutifolia R. G. Swinney 2010-6-8 13182 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  SBBG118120  Heteromeles arbutifolia L. DeBuhr, G. D. Wallace 1972-9-2 701 Los Angeles near top of first cyn S of Lemon Tank 365 Comment
  SD253540  Heteromeles arbutifolia R. G. Swinney 2011-3-26 14233 Los Angeles San Gabriel Mountains: 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
  RSA0074533  Heterotheca fastigiata George B. Grant 1906-9-14 s.n. Los Angeles Pasadena. Comment
  RSA93356  Heterotheca fastigiata F. W. Peirson 1918-10-21 1226 Los Angeles West Fork of San Gabriel River. 1067 Comment
  CAS-BOT-BC318856  Heterotheca grandiflora Timothy S. Ross; J. Mark Porter 1995-5-4 8465 Los Angeles Ca. 3.6 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 682 Comment
  POM36038  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Gallagher's Canyon, near Wrigley Reservoir, Santa Catalina Island. 400 Comment
  SFV3986  Heterotheca grandiflora C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 3.5 miles from Highway 101 on Malibu Canyon Road, by Honor Camp #3. 610 Comment
  RSA0074423  Heterotheca grandiflora Kay H. Beach 1943-9-21 L 911 Los Angeles 1/2 mi. above parking lot on road to Dalton, San Dimas Experimental Forest. Comment
  RSA0091154  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC68926  Heterotheca sessiliflora subsp. echioides H. M. Hall 1905-7-1 6713 Los Angeles Antelope Valley Fairmount; Mohave Desert 853 Comment
  UC1069610  Hieracium argutum Jerome S. Horton 1937-8-6 490 Los Angeles East Fork San Dimas Canyon Cucamonga Quad., East Fork San Dimas Canyon Comment
  UCSB2254  Hirschfeldia incana Philbrick, Ralph 1953-6-2 Los Angeles In Claremont, San Gabriel Mts. 304 Comment
  RSA449771  Holodiscus discolor Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 450 Comment
  RSA449774  Holodiscus discolor L. E. Hoffman 1929-4-13 s.n. Los Angeles Mt. Leukens [Lukens] Trail, Angeles National Forest. Comment
  LA14704  Hordeum murinum subsp. glaucum Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  POM532464  Hordeum murinum subsp. leporinum Howard Mullins 1931-3-15 s.n. Los Angeles Los Angeles Comment
  RSA590918  Hordeum murinum subsp. leporinum Orlando Mistretta 1994-4-12 1008 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  UCR178934  Hordeum murinum subsp. leporinum R. G. Swinney 1980-4-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 488 Comment
  RSA729601  Hordeum vulgare R. G. Swinney 1998-7-10 6384 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
  LA33815  Horkelia cuneata subsp. cuneata Peter H. Raven; 1959-4-18 13998 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 24 Comment
  SD39949  Horkelia cuneata var. cuneata Edith A. Purer 1933-4-16 4990 A Los Angeles El Segundo Comment
  CAS-BOT-BC213011  Hosackia crassifolia Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. On drained slopes in the Jeffrey pine forests. 1676 Comment
  RSA0098174  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 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
  SBBG105563  Hulsea heterochroma T. Ross, S. Boyd 1994-6-23 8042 Los Angeles Sawmill Mtn, Burnt Pk 1664 Comment
  JEPS34900  Hulsea vestita subsp. gabrielensis F. W. Peirson 1921-6-15 2440 Los Angeles between Pine Flats and Chilao; San Gabriel Mts. 1676 Comment
  RSA598300  Hydrocotyle verticillata L. C. Wheeler 1947-5-11 6482 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, between casino and coach house. Comment
  RSA590864  Hymenoclea salsola var. salsola Orlando Mistretta 1994-4-12 1015 Los Angeles Little Rock creek. Slopes E of Little Rock reservoir. 1006 Comment
  POM264729  Hypochaeris glabra L. C. Wheeler 1933-5-30 1749 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  SD85066  Isocoma menziesii var. menziesii E. R. Blakley 1962-10-3 5374 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at summit of Island road 424 Comment
  JEPS26123  Isocoma menziesii var. vernonioides Peter H. Raven 1958-9-28 13736 Los Angeles Elysian Park; Santa Monica Mountains 198 Comment
  CAS-BOT-BC324738  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles On the road from Big Pines to Valyermo, San Gabriel Mts. 1524 Comment
  UCR129404  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-20 25243 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA279136  Jaumea carnosa R. F. Thorne 1974-9-13 45090 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  SEINET3147797  Jaumea carnosa T. S. Brandegee sn Los Angeles Catalina Island Comment
  POM122626  Jepsonia malvifolia Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  CAS-BOT-BC101907  Juglans californica L. R. Abrams 1912-7-7 4888 Los Angeles North slope of Santa Monica Mts. near Cahuenga Pass Comment
  RSA0011186  Juglans californica H. J. Thompson 1959-3-31 1912 Los Angeles 1.2 miles SW of Seminole Hot Springs, about 2 miles SW of Cornell. 396 Comment
  UCR209209  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37168 Los Angeles San Gabriel Valley, Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  UC34949  Juglans californica var. californica unknown Los Angeles Azusa 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
  UCR259647  Juncus R. G. Swinney 2010-9-7 13718 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA583016  Juncus acutus subsp. leopoldii Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6945 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft) 527 Comment
  RSA717303  Juncus arcticus var. mexicanus Scott D. White, Pam DeVries 2006-5-9 11410 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  OBI7890  Juncus balticus G. L. Parsons 1976-5-21 51 Los Angeles San Gabriel Mts, 2 mi SE Valyermo Comment
  UCR190761  Juncus bufonius R. G. Swinney 1999-6-30 7490 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  CATA1089  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-16 2039 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CATA814  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-17 1389 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  RSA70279  Juncus covillei Joseph A. Ewan, F. R. Fosberg 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  JEPS45910  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA669338  Juncus macrophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 562 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  UC1584027  Juncus macrophyllus Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4049 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga R.D. 1463 Comment
  RSA177697  Juncus mexicanus Robert F. Thorne, Percy C. Everett 1965-5-11 34650 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  RSA646280  Juncus rugulosus Orlando Mistretta 1992-7-14 716 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA647878  Juncus rugulosus LeRoy Gross, Wayne Law 2000-8-8 3 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., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  UC115099  Juncus rugulosus A. J. McC. 1893-7-8 156 Los Angeles Pasadena Comment
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Aug 5 2010
  UCR67648  Juncus rugulosus T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mtns., Angeles National Forest, Tujunga Ranger District. NE of Tie Summit Station & east of Angles Forest Hwy, westerly drainage that meets Tie Canyon 1524 Comment
  RSA188548  Juncus xiphioides Robert F. Thorne, John Olmstead 1965-8-26 35409 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA352426  Juniperus californica L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UCR205537  Juniperus californica A. C. Sanders, T. B. Salvato 2009-5-21 36896 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  POM158261  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  RSA401760A  Keckiella cordifolia F. R. Fosberg 1931-4-4 S- 4490 Los Angeles Santa Catalina Island. Ocean bluffs near Cherry Canyon. 70 Comment
  RSA752579  Keckiella cordifolia Justin M. Wood 2009-6-8 859 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA772279  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SBBG128439  Keckiella cordifolia M. L. Hoefs 1995-5-23 2077 Los Angeles lower Middle Ranch Cyn, near rd to Bullrush Cyn 115 Comment
  POM50661  Keckiella ternata subsp. septentrionalis A. D. E. Elmer 1902-06 3597 Los Angeles Acton, Mt. Gleason. Comment
  LA202285  Kickxia elatine Arthur C. Gibson; 2005-6-4 5032 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near parking area along Mulholland Hwy opposite Seminole Dr. Comment
  RSA69956  Kochia californica F. W. Peirson 1919-8-30 1833 Los Angeles Desert between Mojave and Lancaster. Comment
  UC990918  Kochia californica D. F. Howe 1948-5-3 Los Angeles 3 mi. n. Lancaster 609 Comment
  RSA707812  Koeleria macrantha Naomi Fraga, Paul Morton 2004-5-18 1182 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  CDA35535  Koelreuteria bipinnata A. C. Sanders 2003-5-22 26812 Los Angeles San Gabriel Valley; Along abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel Comment
  CATA1445  Lactuca serriola Mark L. Hoefs, Robert F. Thorne 1996-4-6 2609 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA226090  Lactuca serriola R. F. Thorne, C. W. Tilforth 1971-6-17 39914 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
  UCD133558  Lactuca serriola Robert F. Thorne; J. Dourley 1967-10-10 37333 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 Comment
  SFV20411  Lamarckia aurea R. L. Kinmont 1997-4-2 33 Los Angeles Santa Monica Mountains Encinal Canyon near Malibu Country Club. 400 Comment
  SFV447  Lamarckia aurea P. G. Kilburn 1958-3-26 666 Los Angeles San Gabriel Mountains Just south of Castaic on US Highway 99, just north of Wayside Honor Ranch. Left fork of Tapia Canyon. 480 Comment
  UCR95349  Lamium amplexicaule L. C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mtns, Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 655 Comment
  SBBG50870  Lantana camara Ming-Hwa Fu 1961-4-29 23 Los Angeles cultivated on Hilgard Avenue, Westwood Village Comment
  SD186091  Lasthenia glabrata A. C. Sanders 2003-4-16 26033 Los Angeles Northeast end of Santa Susana Mtns.: Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  POM49824  Lasthenia glabrata subsp. coulteri L. R. Abrams 1901-4-10 1454 Los Angeles Hyde Park. Comment
  SBBG54394  Lasthenia gracilis K. C. Hughes 1960-4-2 79 Los Angeles Blanchard Park, Pomona College, Claremont Comment
  UC472255  Lasthenia gracilis C. F. Millspaugh 1920-3-14 4780 Los Angeles Isthmus Cove Santa Catalina Island, Isthmus Cove Comment
  UCR185593  Lasthenia gracilis A. C. Sanders 2007-4-25 33593 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UC1587207  Lasthenia gracilis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Canyons; w side San Clemente Island 484 Comment
  CHSC8361  Lathyrus vestitus Edward L. Smith 1957-4-25 175 Los Angeles Located in Little Dalton Canyon. San Gabriel Mtns. 365 Comment
  SFV20853  Lathyrus vestitus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 717 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  CATA1456  Lathyrus vestitus var. alefeldii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  UC864434  Lathyrus vestitus var. vestitus I. W. Clokey and E. G. Anderson 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  SDSU8152  Lavatera Gerald Collier 1951-5-14 M 306 Los Angeles L.A. 99- Barrington Ave. 1/4 mile south of Sunset blvd. Comment
  RSA434050  Lavatera assurgentiflora subsp. assurgentiflora F. H. Elmore 1939-2-20 435 Los Angeles Santa Catalina Island. Comment
  SBBG84134  Lavatera assurgentiflora subsp. glabra F. C. Boutin 1967-4-23 1623 Los Angeles N end of island SW of airstrip runway Comment
  SBBG126029  Layia glandulosa A. Parikh, N. Gale 2010-5-11 3152 Los Angeles 3.0 km S of Hwy 138, 0.6 km E of 130th St W, 0.1 km W of power transmission lines 790 Comment
  UC1928578  Layia glandulosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 57 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UC913066  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles 2 mi e El Monte; San Gabriel River 91 Comment
  CAS-BOT-BC321536  Layia glandulosa Timothy S. Ross 1995-4-26 8378 b Los Angeles Southwesterly slope of Liebre Mtn along Forest Service rd 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  RSA587515  Layia glandulosa Orlando Mistretta 1995-3-24 1557 Los Angeles San Gabriel Mountains, Carr Canyon. 1052 Comment
  UC61532  Layia glandulosa Ernest Braunton 1904-5-1 914 Los Angeles Comment
  CAS-BOT-BC377815  Layia platyglossa Alice Eastwood 1906-5-27 s.n. Los Angeles Ocean Park 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
  RSA156050  Lepechinia fragrans Peter H. Raven 1962-5-20 17788 Los Angeles Santa Catalina Island. Upper end of Cape Canyon Road just below Blackjack. 396 Comment
  SD112053  Lepechinia fragrans Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; east side of Black Jack Mountain. Comment
  CATA1730  Lepidium latipes Mark L. Hoefs, Steven A. Junak 2000-4-14 3077 Los Angeles Santa Catalina Island: Hill above Empire Landing 327 Comment
  CAS-BOT-BC12472  Lepidium nitidum Marcus E. Jones 1882-2-27 3036 Los Angeles Pasadena. Comment
  LA103294  Lepidium nitidum var. nitidum Barry A. Prigge; 1986-3-19 6928 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  SD260925  Lepidium nitidum var. nitidum Hichael Honer, Rachel Woodard 2006-4-12 2186 Los Angeles Tehachapi Mountains area: Hills above Oso Cyn, c. 2.5 miles (NNW) of Quail Lake, 2 miles west of cement plant rod (Lebec 7.5'Q) 1143 Comment
  SD69593  Lepidium nitidum var. nitidum Robert F. Thorne, P. Everett 1965-5-11 34594 a Los Angeles Santa Catalina Island: North side of North cove of Little Harbor 4 Comment
  RSA479519  Lepidium virginicum var. pubescens Steve Boyd, Thomas Elias 1987-4-14 2060 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  RSA429655  Lepidium virginicum var. robinsonii Geo L. Moxley 1917-3-11 532 Los Angeles Pacoima Canyon, near San Fernando Comment
  RSA629722  Lepidium virginicum var. virginicum L. C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountians; Kinneloa Canyon. Comment
  CAS-BOT-BC339173  Lepidospartum F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA482196  Lepidospartum squamatum Richard Noyes 1987-9-19 424 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  SD186092  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles 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 Gavriel River channel. 519 Comment
  SD253390  Lepidospartum squamatum R. G. Swinney 2011-10-27 15921 Los Angeles San Gabriel Mts.: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  UC527637  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles 1/2 mi above the bridge Road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  UCR124130  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles Soledad Canyon, About 2.6 miles southwest of Saugus, US Hwy-99. 396 Comment
  RSA762134  Leptodactylon californicum Orlando Mistretta, Christine Mistretta 2008-5-15 3071 Los Angeles W fork of the San Gabriel River, Short Cut Cyn Rd. 1063 Comment
  UC1595221  Leptodactylon californicum subsp. glandulosum Tim Ross and Peter Fritsch 1990-6-20 3653 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains, btw W Fk San Gabriel River and Robert 1255 Comment
  RSA0043200  Leptosiphon bolanderi A. C. Sanders, T. B. Salvato, Mitch Provance 2007-5-11 33743 Los Angeles Tehachapi Mountains: Hills c 3/4 mile east of Castac Lake, east of the pipeline road and west of Dry Field Canyon. 1280 Comment
  RSA628381  Leptosiphon breviculus Scott D. White, D. E. Bramlet 1998-6-29 6823 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
  SBBG51639  Leptosiphon breviculus R. Gustafson, C. Davidson 1977-4-20 427 Los Angeles Devil's Punch Bowl County Park, along trail descending to the stream below the campsite 1219 Comment
  RSA469982  Leptosiphon breviculus B. C. Templeton 1932-6-17 4907 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  CAS-BOT-BC225644  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles Thirst Bench Mark, San Clemente Island Comment
  RSA0077370  Leptosyne bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2069 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  SD112667  Leptosyne californica Darley F. Howe 1947-5-5 1526 Los Angeles Highway between Palmdale and Littlerock; Antelope Valley. Comment
  RSA703500  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer 2004-6-24 10493 -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
  CAS-BOT-BC341942  Lessingia pectinata var. pectinata C. F. Baker 1903-8-1 3444 Los Angeles Claremont Comment
  POM365318  Leymus condensatus George R. Johnstone 1929-6-12 s.n. Los Angeles Culver City. Comment
  RSA187938  Leymus triticoides R. F. Thorne 1966-4-29 36269 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  SEINET10926851  Leymus triticoides Frank W. Gould 1941-5-11 Gould 2341 Los Angeles In vacent lot near Compton Junior College, Compton. Comment
  CDA5381  Ligustrum lucidum A. C. Sanders, Mark A. Elvin 2002-8-26 25585 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed; Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa . Comment
  UCR194052  Lilium humboldtii R. G. Swinney 1998-8-21 6782 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  RSA547442  Lilium humboldtii subsp. ocellatum Timothy S. Ross 1992-5-17 6373 Los Angeles San Gabriel Mountains: lower Shoemaker Canyon, draining to E fork of San Gabriel River, joining it at 2125 ft. elevation 723 Comment
  RSA707553  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  UCR238631  Lilium humboldtii subsp. ocellatum Anuja Parikh, Nathan Gale 2010-6-29 3376 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.6 km east of Cogswell Dam, just south of Devil's Canyon Dam Truck Trail 620 Comment
  UC1536030  Limosella acaulis Robert F. Thorne 1968-4-24 41383 Los Angeles wet margin Jackson Lake (Angeles National Forest); San Gabriel Mts.--Angeles National Forest, Jackson Lake 1859 Comment
  UCR163459  Linanthus B. G. Pitzer 1998-5-23 3718 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
  POM6383  Linanthus aureus L. T. Street, G. Williams 1919-5-10 2716 Los Angeles San Gabriel River near Bassett. 90 Comment
  UCR220279  Linanthus bigelovii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UC23764  Linanthus breviculus J. H. Barber 1897-7-11 256 Los Angeles Mt. Gleason Summit Comment
  CAS-BOT-BC226762  Linanthus californicus Geo. B. Grant 1904-5-5 6189 Los Angeles Arroyo Seco Canyon Comment
  RSA468445  Linanthus californicus subsp. glandulosus D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  RSA630751  Linanthus dianthiflorus L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon, sunny flat by abandoned dwelling site 601 Comment
  UCR187272  Linanthus dichotomus A. C. Sanders 2006-4-18 32102 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  SBBG125047  Linanthus parryae A. Parikh, N. Gale 2010-5-25 3218 Los Angeles Sierra Pelona, 5.5 km W of State Hwy 14, 2.0 km SW of California Aqueduct 1120 Comment
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Nov 10 2013
  UCR192541  Linanthus parviflorus T. B. Salvato 2008-4-25 3344 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  RSA586687  Linanthus pungens Orlando Mistretta, Mark Elvin 1995-6-20 1788 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  RSA151233  Linaria canadensis var. texana Peter H. Raven 1962-4-10 17212 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island. 488 Comment
  SEINET6032174  Lithophragma affine E. Braunton 1904-1 912 Los Angeles Glendale to Burbank Comment
  UCR200040  Lithophragma affine subsp. mixtum Valerie Soza, B. Hogshead 2003-4-23 1643 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA747945  Lithophragma bolanderi Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12695 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  CLARK-A1528-4106  Lithophragma heterophyllum John C. Roos 1942-4-18 1083 Los Angeles San Gabriel Mountains Comment
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Aug 22 2016
  RSA468191  Lithophragma heterophyllum Louis C. Wheeler 1935-4-25 3435 Los Angeles Placerita Canyon. 457 Comment
  RSA468215  Lithophragma heterophyllum Louis C. Wheeler 1932-4-16 618 Los Angeles Trail from Halfway House-Hogee s Camp, W side of Santa Anita Canyon, San Gabriel Mountains 671 Comment
  SEINET191589  Loasaceae Lewis S. Rose 1940-3-15 40125 Los Angeles Redondo Beach 15 Comment
  SBBG98739  Lobelia dunnii var. serrata T. and A. Ross 1989-9-20 Los Angeles San Antonio Cyn, near pond W of Spring Hill in the cyn below Baldy Rd 975 Comment
  UCR270990  Lobularia maritima R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14333 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  CAS-BOT-BC342205  Logfia filaginoides L. R. Abrams 1901-4-1 1238 Los Angeles Ballona Harbor Comment
  RSA739664  Logfia filaginoides John Dittes 2006-5-30 1376 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley 529 Comment
  UC1594344  Logfia filaginoides Tim Ross 1992-4-16 6200 Los Angeles 268 degrees w and 500 m distant from 1603' peak above Stone field station (in central part of island); San Clemente Island 438 Comment
  SD69730  Logfia gallica Robert F. Thorne 1966-4-29 36301 Los Angeles Santa Catalina Island; hillside along Airport Road before turn off to Middle Ranch Canyon. 455 Comment
  RSA594589  Lolium perenne L. C. Wheeler 1967-5-7 9293 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  POM3426  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1918-5-26 2277 Los Angeles Claremont Palmer s Canyon Comment
  RSA588898  Lomatium dasycarpum subsp. dasycarpum T. S. Ross, Steve D. Boyd 1990-5-15 2543 Los Angeles Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE). 1012 Comment
  SEINET8465436 Image available Lomatium mohavense Wesley O. Griesel 1958-5-3 Los Angeles Santiago Canyon, desert foothills of San Gabriel Mts. 1067 Comment
  RSA661477  Lomatium mohavense subsp. longilobum Vasu Dev, Barbara Dev 2001-3-30 s.n. Los Angeles On ridge west of road, ca. 0.6 miles south of Acton. Comment
  UCR124688  Lomatium nevadense B. C. Templeton 1932-5-31 4855 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 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
  RSA660083  Lonicera interrupta Orlando Mistretta 1992-5-25 434 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  CAS-BOT-BC234858  Lonicera subspicata var. denudata Ernest Braunton 1902-6-11 471 Los Angeles Griffith Park Comment
  JEPS24960  Lonicera subspicata var. denudata Ira W. Clokey, B. Templeton June, 1929 4554 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  UC303437  Lonicera subspicata var. denudata I. Johnston 1917-5-13 980 Los Angeles San Gabriel Wash 152 Comment
  CAS-BOT-BC198567  Lotus A. D. E. Elmer 1902-6-1 3697 Los Angeles Acton, Mt. Gleason Comment
  RSA0073132  Lotus argophyllus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 33 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA406754  Lotus argophyllus subsp. ornithopus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA406751  Lotus argophyllus subsp. ornithopus R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA25764  Lotus argophyllus var. ornithopus C. B. Wolf 1941-6-24 10888 Los Angeles NW side of Isthmus Harbor, Santa Catalina Island. 46 Comment
  RSA187688  Lotus corniculatus R. F. Thorne 1966-9-15 36700 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  UCR99499  Lotus crassifolius Steve Boyd, Lauren Raz 1997-5-20 9822 Los Angeles Liebre Mountains, SE flank of Liebre Mtn, along ridge dividing Fish Canyon and Bear Canyon drainages, NE of Atmore meadows, along rough dirt track following old fuelbreak 1738 Comment
  RSA0059003  Lotus grandiflorus D. Propst 1967-06 RFT 37067 Los Angeles Channel Islands; Santa Catalina Island: Above Emerald Bay. Comment
  UCR155353  Lotus hamatus A. C. Sanders 2005-5-5 29857 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA90299  Lotus hamatus F. W. Peirson 1920-5-3 2117 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA741097  Lotus heermannii Justin M. Wood 2008-11-21 249 Los Angeles ANF Road (3N27). Near Mount Gleason Road. 1220 Comment
  POM7441  Lotus heermannii var. heermannii C. F. Baker 1903-8-2 7478 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  UC80704  Lotus humistratus Anstruther Davidson Los Angeles near Lancaster Comment
  UCR183995  Lotus humistratus A. C. Sanders 2007-4-19 33427 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR222829  Lotus humistratus R. G. Swinney 2009-4-29 10591 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  POM1868  Lotus nevadensis var. davidsonii L. R. Abrams 1901-07 1880 Los Angeles Wilson's Peak Comment
  UC15667  Lotus oblongifolius var. oblongifolius J. H. Barber 1897-6-26 193 Los Angeles Aliso Canyon Comment
  UCR222736  Lotus procumbens R. G. Swinney 2009-5-12 10717 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  SEINET3523774 Image available Lotus purshianus Lawrence M. Booth 1932-7-6 1258 Los Angeles Long Beach Comment
  RSA675736  Lotus salsuginosus Scott D. White 2001-6-5 8562 Los Angeles Liebre Mountains: Grasshopper Canyon area. 427 Comment
  RSA748846  Lotus salsuginosus Justin M. Wood 2009-4-13 489 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA406807  Lotus salsuginosus var. salsuginosus M. B. Dunkle 1928-5-13 1933 Los Angeles Wishbone Loop, Santa Catalina Island. 244 Comment
  UC1922303  Lotus salsuginosus var. salsuginosus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Transverse Ranges; Verdugo Mountains region; 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. Near 34deg 14' 18'' N 118deg 17' 17.4'' W T2N R Comment
  RSA0035193  Lotus scoparius James S. Burns 1992-5-11 16 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  UCR117119  Lotus scoparius A. C. Sanders, D. Malueg 2001-5-17 24322 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UC1584736  Lotus scoparius var. scoparius Tim Ross and Annette Ross 1991-6-3 5515 Los Angeles near s base of Elephant Hill (w Pomona); Pomona, Elephant Hill 249 Comment
  UC1585944  Lotus strigosus Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7481 Los Angeles on n side San Gabriel Mts. (Co Rd N2) (Pine Canyon Rd along San Andreas Fault, on n side of rd); San Gabriel Mts., San Andreas Fault Comment
  UCR113674  Lotus strigosus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mtns, Indian Canyon Campground, off Soledad Canyon 823 Comment
  UCR124460  Lotus strigosus I. W. Clokey, B. C. Templeton 1929-1 4576 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR130054  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4050 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA523162  Lotus strigosus T. S. Ross 1991-2-23 4106 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA587525  Lotus strigosus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1099 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA655743  Lotus strigosus James Henrickson 2000-4-15 20691 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; in open grazed ridge along along Whitney Canyon Road 610 Comment
  UC1602065  Lotus strigosus Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  RSA498709  Lotus strigosus var. strigosus T. W. Minthorn 1923-4-3 s.n. Los Angeles Playa del Rey. Comment
  RSA229131  Lotus unifoliolatus R. F. Thorne 1971-6-30 40814 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UC125388  Ludwigia peploides subsp. peploides Rev. J. C. Nevin Los Angeles Los Angeles Comment
  POM3164  Ludwigia peploides subsp. peploides H. M. Hall 1902-05 3288 Los Angeles Fullerton. [Orange Co.?] Comment
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Dec 5 2012
  SEINET2063042 Image available Lupinus J. Harry Lehr 1971-4-12 323 Los Angeles North side of Rte. 138, 7.1 mi east of Pearblossom, foothills, San Gabriel Mts. 1219 Comment
  UC1481357  Lupinus albifrons David B. Dunn 1957-5-18 RSA- 6450 -7325 Los Angeles Comment
  RSA656836  Lupinus andersonii Valerie L. Soza, Leland Lubinsky 2000-6-23 1029 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  UCR149822  Lupinus andersonii 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
  RSA250650  Lupinus bicolor R. F. Thorne 1971-4-2 41419 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA482510  Lupinus bicolor Richard Noyes 1988-4-30 554 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  RSA488017  Lupinus bicolor Mark Hoefs 1974-5-2 454 Los Angeles Santa Catalina Island. Above Parson's landing Comment
  SBBG71251  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  OBI45222  Lupinus bicolor Rudy Mattoni April1986 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  RSA0012048  Lupinus concinnus R. G. Swinney 2009-4-29 10592 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA0115073  Lupinus concinnus Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1436 Los Angeles Santa Catalina Island. At top of coastal bluffs, overlooking Empire Quarry site. 238 Comment
  RSA0083088  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCR258862  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  SEINET10450533  Lupinus elatus C. W. Tilforth 1970-7-28 Tilforth 287 Los Angeles Gravelly, granitic soil, Cortelyou Springs, State Hwy. 2, San Gabriel Mtns. 2134 Comment
  UCR223747  Lupinus excubitus subsp. austromontanus R. G. Swinney 2009-6-24 11227 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA587243  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-5-11 1192 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1372 Comment
  RSA714383  Lupinus excubitus var. austromontanus T. S. Ross 1990-6-11 3380 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
  UC15862  Lupinus formosus unknown April, 1893 42 Los Angeles Comment
  RSA715342  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range: Newhall Ranch, study area 64. 333 Comment
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Apr 9 2009
  RSA165749  Lupinus formosus var. formosus Wesley O. Griesel 1961-6-1 s.n. Los Angeles Newcombs Ranch, San Gabriel Mts. 1677 Comment
  RSA91230  Lupinus formosus var. formosus Joseph A. Ewan 1933-7-4 7869 Los Angeles 1/2 mile below summit Monrovia Peak 1463 Comment
  RSA413686  Lupinus hirsutissimus Robert M. Perkins 1935-3-24 16 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  POM277135  Lupinus hirsutissimus E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Glendale. Comment
  RSA232287  Lupinus latifolius subsp. parishii R. F. Thorne 1969-7-10 38412 Los Angeles Along Mescal Creek. 2043 Comment
  CAS-BOT-BC211676  Lupinus longifolius L. R. Abrams 1901-6-4 1696 Los Angeles Los Tunas Canyon, Santa Monica Mts. Comment
  UCD170863  Lupinus longifolius R. G. Swinney 2008-4-30 8715 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  UCR255766  Lupinus microcarpus R. G. Swinney 2010-5-12 12708 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  IRVC28851  Lupinus microcarpus var. densiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2445 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  RSA0003464  Lupinus mollisifolius Theodore Payne 1918-5-20 3310 Los Angeles Sierra Madre. Comment
  UC1129650  Lupinus nanus A. D. Gifford 1935-3-28 521 Los Angeles 5 mi nne Tecuya Mountain; Tejon Quad. 365 Comment
  RSA152157  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Hwy 2, 2.5 miles E of Dawson Saddle 2287 Comment
  UCR259628  Lupinus sparsiflorus R. G. Swinney 2010-4-15 12218 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCR261332  Lupinus sparsiflorus R. G. Swinney 2010-3-24 12175 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA0068441  Lupinus succulentus R. G. Swinney 2010-6-8 13212 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR85815  Lupinus succulentus T. S. Ross 1991-4-8 4479 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  SD84827  Lupinus succulentus Reid Moran 1941-3-2 666 Los Angeles Santa Catalina Island; between Wilson's Cove and Howlands. 24 Comment
  RSA708682  Lupinus truncatus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1607 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
  RSA756320  Luzula comosa R. G. Swinney 2008-9-13 9460 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UC1595441  Lycium andersonii Tim Ross 1992-4-4 6066 Los Angeles 1 mi se Black Butte (middle butte of the three); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5'Quad. 969 Comment
  SDSU11114  Lycium cooperi D. F. Howe 1947-5-6 1565 Los Angeles Near Vincent, western Mojave Desert. Comment
  SD168068  Lyonothamnus floribundus subsp. floribundus G. L. Webster, M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7757 Los Angeles Catalina Island, slopes E of Black Jack 399 Comment
  UC1211076  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swain's Canyon Santa Catalina Island 365 Comment
  SBBG51682  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  POM217108  Madia exigua L. C. Wheeler 1932-6-4 801 Los Angeles Live Oak Canyon 518 Comment
  POM50463  Madia exigua L. R. Abrams 1901-6-1 1712 Los Angeles Santa Monica Mts. Comment
  CATA3099  Madia gracilis Amy Catalano 2016-5-11 102 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  RSA0024505  Madia gracilis R. F. Thorne 1980-4-26 54144 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA547453  Madia gracilis Timothy S. Ross 1992-5-17 6384 Los Angeles E Fork of the San Gabriel River, Heaton Flat area; 18 degrees NNE, 425 m distant from East Fork Station 624 Comment
  RSA485418  Mahonia nevinii Steve Boyd, David Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP pump station #2. Comment
  CAS-BOT-BC230896  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley 274 Comment
  CHSC21759  Malacothamnus davidsonii Robert A. Schlising 1973-8-13 3115 Los Angeles Lopez Canyon, N of Pacoima in San Gabriel Mts. Comment
  UCR124963  Malacothamnus davidsonii J. C. Marvin 1910-1 s.n. Los Angeles Western San Gabriel Mtns., Pacoima Canyon 1000 Comment
  CAS-BOT-BC206213  Malacothamnus fasciculatus T. S. Brandegee 1888-4-1 s.n. Los Angeles Island of Santa Cruz Comment
  CATA748  Malacothamnus fasciculatus Mark L. Hoefs 1991-5-22 1277 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SFV2282  Malacothamnus fasciculatus K. A. Wilson 1961-7-13 1250 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. 275 Comment
  JEPS26418  Malacothamnus fasciculatus var. fasciculatus F. W. Peirson 1918-8-16 114 Los Angeles near Toll-house San Antonio Canyon; , San Gabriel Mtns Comment
  UC1595224  Malacothamnus fasciculatus var. fasciculatus Tim Ross, Annette H. Ross 1991-7-29 5682 Los Angeles N-most point of the Puente Hills Puente Hills, Elephant Hill 228 Comment
  UC303547  Malacothamnus fasciculatus var. fasciculatus I. Johnston 1917-5-13 982 Los Angeles San Gabriel Wash 152 Comment
  UCR131597  Malacothamnus fasciculatus var. laxiflorus L. C. Wheeler 1932-5-26 752 Los Angeles San Gabriel Valley, San Gabriel Wash 107 Comment
  RSA603821  Malacothamnus marrubioides Steve Boyd 1997-9-17 10037 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. 915 Comment
  UC961416  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 mi n Castaic 609 Comment
  CAS-BOT-BC345322  Malacothrix californica Geo. B. Grant 1902-5-10 s.n. Los Angeles Arcadia Comment
  RSA589249  Malacothrix coulteri Timothy S. Ross 1991-4-28 4745 Los Angeles Adobe Mountain, southwesterly extension of the mountain 927 Comment
  RSA534128  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  RSA598387  Malacothrix foliosa J. P. Rebman, Jonathan Dunn 1996-4-29 3107 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  RSA678889  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 149 Los Angeles San Clemente Island. North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. 12 Comment
  SBBG107232  Malacothrix foliosa subsp. foliosa J. Rebman, J. Dunn 1996-4-29 3107 Los Angeles between Eel Cove and Eel Cove Cyn Comment
  RSA249792  Malacothrix glabrata R. F. Thorne 1973-5-11 43488 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UCR276951  Malacothrix glabrata R. G. Swinney 2010-5-21 12860 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA95007  Malacothrix glabrata F. W. Peirson 1925-4-23 5800 Los Angeles Forks of San Gabriel River. 534 Comment
  CAS-BOT-BC347925  Malacothrix saxatilis var. tenuifolia Otis Hiatt 1916-6-3 s.n. Los Angeles Santa Monica Mts., Topango [Topanga] Canyon Comment
  CAS-BOT-BC167864  Malosma laurina W. R. Dudley 1907-12-8 s.n. Los Angeles Near Monrovia Comment
  SD181740  Malosma laurina LeRoy Gross, Valerie Soza and Samantha Tessel 2001-6-4 397 Los Angeles Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St., west of McDonald Creek. 274 Comment
  UCR223728  Malosma laurina R. G. Swinney 2009-6-12 11151 Los Angeles Transverse Range; San Gabriel Mtns., El Encanto Azusa River Wilderness Park 296 Comment
  SEINET3155710  Malosma laurina G. R. Campbell 1947-10-5 548 Los Angeles hills just north of Avalon, Santa Catalina Island 152 Comment
  SFV16355  Malva parviflora P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island. Bird Rock near Isthmus Harbor. Bird guano covered rock just off shore. Bird Rock #5. 1 Comment
  RSA658517  Malva pseudolavatera Diane Elliott 1985-4-26 14 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  OBI12365  Malvastrum fasciculatum Louis C. Wheeler 1932-5-26 752 Los Angeles San Gabriel Wash 107 Comment
  CATA495  Marah macrocarpa Sara L. Crockett 1997-4-1 637 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon, 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  LA200416  Marah macrocarpa Norman A. Cole; May 1964 353 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA586293  Marah macrocarpa var. macrocarpa Orlando Mistretta 1995-2-28 1526 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA127983  Marrubium vulgare H. J. Thompson 1958-10-22 1812 -a Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood. 381 Comment
  RSA409826  Marrubium vulgare Donald R. Bissing 1973-6-2 127 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 723 Comment
  UCR108173  Marrubium vulgare Valerie Soza, J. Gural 1997-3-26 31 Los Angeles Base of San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  RSA409835  Marrubium vulgare L. E. Hoffman 1932-4-20 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. 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
  CAS-BOT-BC348125  Matricaria discoidea I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  SD31198  Matricaria discoidea Edith A. Purer 1931-3-26 979 Los Angeles Palos Verdes Hills Comment
  POM266319  Matricaria matricarioides J. C. Roos 1942-3-23 1089 Los Angeles Zonal St. Comment
  CAS-BOT-BC422758  Meconella denticulata Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  RSA445533  Meconella denticulata Anstruther Davidson 1890-05 s.n. Los Angeles Near Burbank Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 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
  POM348025  Medicago polymorpha George B. Grant 1908-5-16 s.n. Los Angeles Garvanza Comment
  UCR182674  Medicago polymorpha R. G. Swinney 1998-4-13 5960 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA258364  Medicago praecox C. W. Tilforth 1972-6-20 596 Los Angeles NW edge of Reflection Pool Comment
  SEINET3245805  Melia azedarach R. G. Swinney 2009-1 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5') 171 Comment
  CAS-BOT-BC281515  Melica imperfecta Reeder, John R. & Charlotte G. Reeder 1973-6-1 6229 Los Angeles Angeles National Forest, San Gabriel Mts, Monte Cristo Campground 1097 Comment
  CLARK-A1528-4728  Melica imperfecta John C. Roos 1937-4-21 Los Angeles Claremont Comment
  PASA634  Melica imperfecta Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM263184  Melica imperfecta J. C. Roos 1937-3-25 442 Los Angeles 12 miles west of Lancaster Comment
  RSA0021293  Melica imperfecta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5088 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA167645  Melica imperfecta P. H. Raven, R. F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA244856  Melica imperfecta F. R. Fosberg 1931-4-29 4719 Los Angeles Santa Catalina Island. Between Cottonwood and Middle Ranch Canyon Comment
  RSA517125  Melica imperfecta Timothy S. Ross 1990-5-14 2502 Los Angeles SAN GABRIEL MOUNTAINS: Yerba Buenda Ridge, Angeles National Forest, Tujunga Ranger District. 1143 Comment
  RSA522443  Melica imperfecta Timothy S. Ross 1990-7-10 4062 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  UCD87972  Melica imperfecta B. Pitzer 1996-5-5 2853 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  RSA639240  Melilotus indicus R. F. Thorne, M. Z. Thorne 1971-4-25 41349 Los Angeles Johnson's Pasture north of Claremont 609 Comment
  SDSU5070  Melilotus indicus Gerald Collier 1951-4-2 3684 Los Angeles Parking lot just north of new art building, UCLA Campus. Comment
  UCSB3451  Melilotus indicus Haller, Norman 1953-3-4 Los Angeles Faculty Hill, U.C.L.A. Comment
  RSA435440  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2527 a Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  UCR91566  Mentzelia albicaulis A. C. Sanders, E. J. Lawlor 1988-4-3 7736 Los Angeles Southern Mojave Desert, 1.3 mi. NW of the San Bernardino County line on Hwy 138, c. 2 mi. NW of Pinyon Hills. 1159 Comment
  RSA643162  Mentzelia albicaulis Orlando Mistretta 1995-3-14 1538 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma section. Comment
  RSA0097782  Mentzelia congesta R. G. Swinney 2011-4-26 14521 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  SBBG69245  Mentzelia dispersa R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  POM3030  Mentzelia lindleyi D. L. Crawford 1915-7-5 s.n. Los Angeles Claremont. Comment
  LA200641  Mentzelia micrantha A. M. Johnson; 1934-5-4 4471 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA200642  Mentzelia micrantha A. M. Johnson; 1932-5-30 4106 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA226175  Mentzelia micrantha Gary D. Cromwell, David W. Wheat 1971-4-30 605 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 465 Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA678248  Mentzelia micrantha Valerie L. Soza, Steve D. Boyd 2002-4-10 1390 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  UCR256136  Mentzelia micrantha R. G. Swinney 2010-4-20 12316 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA0034482  Mentzelia micrantha Carol Haines 1964-5-23 166 Los Angeles 13 miles from begeinning of Old Ridge Route. 1066 Comment
  UC457224  Mentzelia montana Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mts., Swartout Valley Comment
  SFV13262  Mentzelia veatchiana M. J. Thor 1983-4-16 168 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR189843  Mentzelia veatchiana R. G. Swinney 1998-7-27 6508 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR281383  Mentzelia veatchiana R. G. Swinney 2014-4-24 16222 Los Angeles San Gabriel Mountains, NE of Valyermo, Bob's Gap, from 50-400 m east of 165th Street/Bob's Gap Rd. 1366 Comment
  RSA578713  Mentzelia veatchiana Tim S. Ross, J. Mark Porter 1994-5-1 7608 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  SEINET6944405  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  SBBG13482  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 17995 Los Angeles just S of old airstrip Comment
  RSA393756  Micropus californicus var. californicus L. C. Wheeler 1934-4-15 2520 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UCR155365  Microseris heterocarpa A. C. Sanders 2005-5-11 30129 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UCR126864  Microseris lindleyi A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26200 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA598112  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-4 9160 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  LA35262  Mimulus aurantiacus Mary V. Hood; 1943-4-4 43 10 k* Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, below Griffith Park Observatory. Comment
  RSA199016  Mimulus aurantiacus W. M. Gauntt 1966-3-31 110 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  RSA660213  Mimulus aurantiacus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 21 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA660443  Mimulus aurantiacus Orlando Mistretta 1992-6-17 582 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  LA85932  Mimulus aurantiacus var. pubescens O. H. Kappler; 1944-6-4 640 Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  UC1587667  Mimulus aurantiacus var. pubescens Tim Ross 1991-8-14 5785 Los Angeles 0.48 mi e Roundtop Truck Rd. (Pacifico Mtn. Rd.); San Gabriel Mtns., Pacifico Mtn. USGS 7.5' Quad. 1917 Comment
  POM96888  Mimulus aurantiacus var. pubescens P. A. Munz 1926-4-19 9386 Los Angeles Santa Susanna Pass Comment
  RSA442688  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-5-21 S- 4936 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  UC200849  Mimulus aurantiacus var. puniceus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA279125  Mimulus aurantiacus var. puniceus Robert F. Thorne, D. Propst, M. Hoefs 1974-9-12 45105 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  RSA746950  Mimulus bigelovii R. G. Swinney 2008-5-2 8723 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  RSA650193  Mimulus brevipes Lori Ackerman, Gerald Braden 1988-4-22 5 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA517136  Mimulus brevipes Tim S. Ross, S. D. Boyd 1990-5-14 2491 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  RSA0091336  Mimulus cardinalis R. G. Swinney 2011-6-29 15347 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  SEINET13276777 Image available Mimulus cardinalis R. G. Swinney 2011-1 15807 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 (Condor Peak 7.5' Q.) (T2N R12W) 1021 Comment
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR258525  Mimulus cardinalis R. G. Swinney 2010-8-9 13473 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA420678  Mimulus cardinalis R. S. Woglum 1935-04 1285 Los Angeles San Gabriel Canyon. Comment
  UCSB7511  Mimulus cardinalis Crum, Charles 1958-7-15 Los Angeles Creek bed of Topanga Canyon Comment
  UCSB7512  Mimulus cardinalis Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon; San Gabriel Mts 701 Comment
  UCR190010  Mimulus floribundus R. G. Swinney 1998-7-30 6593 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  JEPS33833  Mimulus guttatus Blanche Trask June 1903 343 Los Angeles San Clemente Island Comment
  RSA729851  Mimulus guttatus R. G. Swinney, A. C. Sanders 1998-8-28 6833 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
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Dec 10 2020
  RSA0043335  Mimulus longiflorus Ron Martinolich 1991-5-3 56 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut, 50 ft., up gully to west. 22 Comment
  RSA0106828  Mimulus moschatus R. G. Swinney 2011-6-15 15195 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA447976  Mimulus moschatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5566 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA228737  Mimulus palmeri Wesley O. Griesel s.n. Los Angeles State Hwy. #2 Newcombs Ranch 1829 Comment
  RSA589066  Mimulus pilosus Orlando Mistretta 1994-6-6 1330 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
  RSA0092858  Mimulus puniceus Steven A. Junak 1997-3-28 SCa- 386 Los Angeles Santa Catalina Island: Avalon Canyon, along lower end of Hermit Gulch Trail, just uphill from creek crossing. 137 Comment
  HSC16158  Mirabilis laevis David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA249734  Mirabilis laevis var. crassifolia Robert F. Thorne, M. Z. Thorne 1973-2-12 s.n. Los Angeles Santa Catalina Island. N of marine Science station at Fisherman s Cove. 46 Comment
  UCR281442  Mirabilis laevis var. crassifolia Mitch Provance 2017-6-30 617- 29 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., Stagecoach Rd. in the vicinity of intersection with Chime Tower Rd. 140 Comment
  SEINET10926304  Monanthochloe littoralis F. R. Fosberg 1931-5-20 Fosberg S 4927 Los Angeles Catalina Harbor, Santa Catalina Island. Salt marsh, upper littoral zone. 0 Comment
  CAS-BOT-BC219993  Monardella breweri subsp. lanceolata Alice Eastwood 1919-5-29 8970 Los Angeles San Gabriel Canyon Comment
  RSA0073224  Monardella candicans var. exilis Bonnie C. Templeton 1931-5-17 1204 Los Angeles North end of Boquet Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC221701  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin; Adam Clause 2008-5-30 5972 Los Angeles Transverse Ranges: Santa Monica Mtns: Santa Ynez Cyn, ca. 300m N of Verde De La Montura Rd. Comment
  RSA530071  Monardella lanceolata Tim S. Ross 1991-8-16 5851 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  HSC14285  Monardella lanceolata C. S. Apperson 1967-6-21 Los Angeles Summit of Sawmill Mtn. on Sawmill Track trail, 7 mi. from Pine Canyon Ranger Station 1677 Comment
  RSA401625A  Monardella macrantha subsp. macrantha Geo. L. Moxley 1917-8-12 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mtns. 1128 Comment
  UCR143525  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1974-4-19 72 Los Angeles Western Mojave Desert/Liebre Mtns. Region, western Antelope Valley; 16 km (10 mi) east of I-5 (Lebec - Castaic Hwy) on Hwy 138 (Antelope Valley Road) 960 Comment
  UCR141076  Monoptilon bellidiforme June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  RSA403594  Muhlenbergia asperifolia Anstruther Davidson 1889-07 s.n. Los Angeles Riverside. Los Angeles. Comment
  RSA512026  Muhlenbergia californica L. C. Wheeler 1967-7-30 s.n. Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  CAS-BOT-BC275288  Muhlenbergia microsperma Joseph Burtt Davy 1901-3-1 s.n. Los Angeles Saugus Comment
  CATA939  Muhlenbergia microsperma Mark L. Hoefs, Robert Given 1992-4-16 1803 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  RSA591202  Muhlenbergia microsperma L. C. Wheeler 1933-11-19 2272 Los Angeles San Gabriel Canyon. 335 Comment
  RSA739661  Muhlenbergia microsperma John Dittes 2006-6-4 1393 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Raod, 2.3 ir miles NW of chatsworth Highchool, 0.9 air mile W of Topanga Blvd, 0.8 air mile ENE of Santa Susana Pass 381 Comment
  RSA87324  Muhlenbergia microsperma F. W. Peirson 1918-5-5 1589 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  UC60841  Muhlenbergia microsperma Dr. A. Davidson 1890-1 Los Angeles Catalina Island Comment
  UCD86842  Muhlenbergia microsperma Daryl Koutnik 1978-5-2 460 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  RSA675819  Muilla maritima LeRoy Gross 2003-3-7 772 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  UCR222725  Muilla maritima R. G. Swinney 2009-5-12 10723 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR107805  Myosurus minimus Steve Boyd, Kent Hughes 1998-5-5 10179 Los Angeles Liebre Mountains, Portal Ridge, north of the San Andreas Rift Zon, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  RSA587128  Nama californica Orlando Mistretta 1995-5-23 1735 Los Angeles Bare Mt. Canyon near summit of Bare Mt. on N ridge. 1768 Comment
  SFV2977  Nama demissum P. G. Kilburn 1958-4-18 s. n. Los Angeles Mojave Desert Palmdale. Ave. N and 22nd Street, 3 miles northwest of town. 790 Comment
  RSA466284A  Narcissus tazetta A. C. Sanders 1988-2-3 7608 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  CAS-BOT-BC259792  Nassella cernua H. E. Hasse 1892-4-1 s.n. Los Angeles Soldiers Home Comment
  CAS-BOT-BC259800  Nassella cernua Timothy S. Ross 1995-4-7 8364 Los Angeles Liebre Mountains. Old Ridge Route: 1.4 miles NNW of its intersection with Templin Highway, headwaters of Canton Canyon 902 Comment
  POM298884  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles Palos Verde hills near Walteria. Comment
  CAS-BOT-BC259922  Nassella lepida Mrs. Jos. Clemens 1922-5-5 s.n. Los Angeles Los Angeles Comment
  RSA623762  Nassella lepida Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  SBBG98546  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5340 Los Angeles between Box and Horse Cyns 484 Comment
  RSA431545  Nasturtium officinale F. R. Fosberg 1930-7-3 3027 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA0048217  Nasturtium officinale T. Fahsholtz 1965-5-16 s.n. Los Angeles 4 miles from Highway 99, off Lake Hughes Rd. 609 Comment
  RSA550402  Nasturtium officinale Timothy S. Ross, Peter Fritsch 1990-6-20 3597 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  SBBG122013  Navarretia ojaiensis A. Parikh, N. Gale 2003-5-31 750 Los Angeles 0.5 km N of Hwy 101, 0.4 km E of Cheeseboro Rd; Agoura Hills 295 Comment
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Nov 30 2010
  JEPS123340  Navarretia setiloba David Gowen with Leigh Johnson 2010-5-12 1109 Los Angeles Near vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  RSA776392  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Christine Mistretta 2010-5-22 5189 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  SEINET7063082  Nemacladus sigmoideus A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains west of turn off to Littlerock. UTM Zone 11, 400864mE, 3822439mN. (WGS84/NAD83). 883 Comment
  UCR177498  Nemacladus sigmoideus LeRoy Gross 2005-5-19 2285 a Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
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Feb 18 2017
  UCR187346  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles San Gabriel Mountains, Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek 1401 Comment
  POM50138  Nemacladus sigmoideus L. R. Abrams 1901-6-10 1899 Los Angeles Wilson's Peak Comment
  SEINET10972546  Nemacladus sigmoideus Hoffman 1929-4-28 HOFFMAN s.n. Los Angeles Sandy slope; Harold Comment
  SBBG20609  Nemophila menziesii var. integrifolia K. A. Wilson 1962-3-25 1257 Los Angeles Soledad Cyn, small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  UCR265030  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-28 10765 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  CAS-BOT-BC231566  Nicotiana glauca Raymond Lindholm 1961-2-3 s.n. Los Angeles Puddingstone Canyon, south of Pomona Comment
  RSA703587  Nicotiana glauca Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2084 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  CDA5799  Nicotiana quadrivalvis Phillipson 1915-6-2 Los Angeles Arcadia. Comment
  SEINET10696854  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3961 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC1241190  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles on flats and roadside banks 2.5 mi w Littlerock Comment
  UC457241  Oenothera californica subsp. californica Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts. Comment
  UCR260029  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-4-21 12321 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA524959  Oenothera laciniata John Dolan 1991-4-30 s.n. Los Angeles Claremont. Comment
  RSA746555  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-20 36848 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UC219273  Oenothera speciosa P. A. Munz May 1921 4560 Los Angeles between Chino and Pomona 274 Comment
  SEINET10732296  Opuntia X occidentalis George Engelmann Engelmann s.n. Los Angeles Comment
  SBBG69415  Opuntia basilaris var. brachyclada R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  POM271056  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles Around airport at corner of South Western Ave. and Rosecrans Avenue Comment
  JEPS11683  Orobanche bulbosa Frank W. Peirson 1919-5-14 417 Los Angeles e. trail Mt. Lowe; San Gabriel Mts., Mt. Lowe 1295 Comment
  SBBG13169  Orobanche bulbosa E. R. Blakley, M. A. Piehl 1962-10-5 5436 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA0059339  Orobanche fasciculata Robin S. Collins 1973-5-28 319 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, one location found at side of pack trail ca. 2.5-3 miles into canyon. 884 Comment
  RSA133747  Orthocarpus purpurascens Peter H. Raven 1959-4-4 13970 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  RSA402085  Orthocarpus purpurascens Gus Gluechert 1937-4-28 s.n. Los Angeles Hills, Culver City. Comment
  POM48459  Osmorhiza brachypoda P. A. Munz 1925-3-16 9358 Los Angeles Cobal Canyon, north of Claremont. 488 Comment
  RSA584948  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 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
  POM5273  Oxalis albicans subsp. californica J. James Johnson 1903-04 s.n. Los Angeles Collected near Pasadena. Comment
  UCR65267  Oxalis californica F. R. Fosberg 1931-4-13 S- 4586 Los Angeles Channel Islands, Santa Catalina Island, right fork of Pebble [Pebbly] Beach Canyon 35 Comment
  LA50659  Oxalis corniculata Elizabeth Levine; 1949-5-3 sn Los Angeles West Los Angeles Comment
  UCR281590  Oxalis pes-caprae R. G. Swinney 2014-6-5 16720 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  UCR270938  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA725246  Paeonia californica K. Dobry 1991-3-15 431 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UCR210066  Panicum dichotomiflorum subsp. dichotomiflorum A. C. Sanders 2009-11-6 37210 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA1842  Papaver californicum Denise Kraus, Patricia Moore 2000-5-8 24 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  CATA3046  Papaver heterophyllum Amy Catalano, Tyler Dvorak and Tomas Setubal 2016-3-25 057 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  RSA545324  Parietaria hespera var. hespera Tim S. Ross 1992-5-17 6333 Los Angeles San Gabriel Mountains: center W side of the San Gabriel Reservoir; short easterly spur canyon along Highway 39. 463 Comment
  SD237636  Parietaria judaica A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37181 Los Angeles Los Angeles Basin Region: Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch (Inglewood 7.5'Q). Community gardens under powerlines. 34 Comment
  SBBG119600  Parthenocissus vitacea A. C. Sanders, M. A. Elvin 2002-8-26 25588 Los Angeles Newhall Ranch, small spring at S edge of Santa Clara River Valley,SE of trailer park at Castaic Crk, downstream of large spring near "Airport Mesa" 305 Comment
  RSA751516  Paspalum vaginatum Carl Wishner, A. Gale 2005-8-12 2 -10 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  RSA748998  Passiflora caerulea A. C. Sanders, T. B. Salvato 2009-5-21 36900 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  UCR99446  Passiflora caerulea L. C. Wheeler 1968-3-28 s.n. Los Angeles San Gabriel Mtns. Foothills, vicinity of stables, Brown School for Girls 335 Comment
  RSA97333  Pastinaca sativa var. sativa Joseph A. Ewan 1933-7-23 7816 Los Angeles Throughly naturalized along stream Colby s Ranch Coldwater Canyon. San Gabriel Mts. 1143 Comment
  RSA0098645  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  UC1870256  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-7 756 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  RSA0103342  Pectocarya penicillata R. G. Swinney 2011-5-19 14795 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  SFV20980  Pectocarya penicillata L. Gross, V. Soza 2003-5-15 915 Los Angeles Verdugo Mountains Northwest side of mountains. North of La Tuna Canyon Road; started at end of Elben Ave., climbed north to ridgetop, south to McDonald Creek, then east along ridgeline, then came back into a small canyon at the end of Elben Place just east of where started. Canyon bottom just above Elben Place. Small canyon that gets narrow quickly. 366 Comment
  UC25018  Pectocarya penicillata Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC76145  Pectocarya penicillata Geo. B. Grant June 1902 913 Los Angeles Santa Catalina Island Comment
  UCD120141  Pectocarya platycarpa Daryl Koutnik 1978-3-23 126 Los Angeles north of State Highway 18 and just west of Los Angeles/San Bernardino county line. 960 Comment
  RSA575547  Pectocarya setosa R. G. Swinney 1994-6-12 2933 Los Angeles Ca. 1.7 mi. N of jct of Hwy 138 & Soledad Rd, just W of San Bernardino County line/ Approx. 150 m W of Boneyard Canyon. 1311 Comment
  LA51893  Pedicularis densiflora Harlan Lewis; 1940-2-24 1083 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 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
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  UCR256466  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CAS-BOT-BC67710  Pellaea andromedifolia Frank W. Peirson 1919-12-2 1513 Los Angeles San Gabriel Mts. - West Fork Rubio 685 Comment
  UCR205838  Pellaea mucronata R. G. Swinney 2008-6-9 8972 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  UCSB31752  Pellaea mucronata subsp. californica Miller, Brian 1960-7-7 Los Angeles Dawson Saddle Area, San Gabriel Mountains 2377 Comment
  POM177950  Pellaea mucronata var. mucronata Joseph A. Ewan 1931-3-21 4072 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  CATA3429  Pennisetum setaceum Stuart Olshevski, Julia Parish, Jaimie Choi, Tobias Nickel 2017-4-12 002 Los Angeles Santa Catalina Island: Channel side; Hamilton Cove condominium area 210 Comment
  UCR202706  Penstemon caesius R. G. Swinney 2001-8-18 8055 Los Angeles San Gabriel Mtns., c. 400 m south of summit of Mt. Baden-Powell 2805 Comment
  RSA724660  Penstemon centranthifolius K. Dobry 1991-5-13 548 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SFV3429  Penstemon centranthifolius K. A. Wilson 1961-3-11 991 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  NY583855  Penstemon centranthifolius F. A. MacFadden 05 1933 10997 Los Angeles Tejunga Wash, off Radford Street, Roscoe Comment
  RSA590596  Penstemon centranthifolius Tim S. Ross, W. Appleby 1993-5-20 7182 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UC27412  Penstemon centranthifolius J. H. Barber 1897-6-25 182 Los Angeles above Lang (Soledad Canyon, Southern California); Soledad Canyon, above Lang Comment
  UCD124077  Penstemon centranthifolius Daryl Koutnik 1978-4-28 448 Los Angeles Lobo Canyon at end of Lobo Road. 304 Comment
  RSA788827  Penstemon grinnellii subsp. grinnellii Jane Tirrell, Shirley Imsand 2012-7-6 LS 0090 Los Angeles Along the Pacific Crest Trail approx. 0.5 mile east of Windy Gap 2423 Comment
  RSA650933  Penstemon grinnellii subsp. grinnellii R. J. Tinkler 1969-6-28 s.n. Los Angeles Angeles Crest Highway. Comment
  UC1063183  Penstemon heterophyllus Jerome S. Horton 1935-7-18 227 Los Angeles trail above Tanbark; San Gabriel Divide, Pomona Quad. Comment
  UCR24490  Penstemon heterophyllus John C. Roos 1942-6-6 984 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA579441  Penstemon labrosus Tim S. Ross, D. L. Banks 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  SFV20412  Penstemon laetus P. Wilson 2005-3-23 4217 Los Angeles San Gabriel Mountains Millard Canyon, Chaney Trail. 640 Comment
  RSA573707  Penstemon rostriflorus Tim S. Ross 1990-8-17 3144 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  RSA79860  Penstemon spectabilis subsp. subviscosus F. W. Peirson 1920-4-28 206 Los Angeles San Anita Wash, south base of San Gabriel Mountains. 213 Comment
  RSA0070783  Pentagramma triangularis P. H. Raven 1962-4-10 17221 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 487 Comment
  LA94205  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-20 1761 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  CATA526  Pentagramma triangularis subsp. triangularis Sara L. Crockett 1997-4-29 677 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, slope below barbed-wire fence line 420 Comment
  RSA687363  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA687379  Pentagramma triangularis subsp. triangularis M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  SBBG13277  Pentagramma triangularis subsp. viscosa M. A. Piehl 1962-6-9 62329 Los Angeles sides and bottom of China Cyn near its head, ca. 2 mi from China Pt 213 Comment
  OBI28040  Peritoma arborea David J. Keil, Dirk Walters 1977-4-30 12276 Los Angeles On S side of rte 138 in vicinity of jctn with Los Angeles Co. rd N-2, across hwy from Quail Rservoir Comment
  SEINET12740115  Peritoma arborea Robert F. Thorne 1975-1 47370 Los Angeles Santa Catalina Island: Near Blue Cavern Point; sea bluff. 15 Comment
  CAS-BOT-BC73767  Peritoma arborea var. arborea H. E. McMinn 1924-7-25 1320 Los Angeles Santa Catalina Island Comment
  SBBG42187  Perityle emoryi M. B. Dunkle 1939-4-7 7335 Los Angeles Pyramid Cove Comment
  CAS-BOT-BC167754  Petalonyx thurberi T. S. Brandegee 1883-9-1 s.n. Los Angeles [Ravina] Ravenna Comment
  SD51752  Petalonyx thurberi subsp. thurberi Rimo Bacigalupi 1952-8-8 3897 Los Angeles In wash of Bee Creek, a tributary of Soledad Creek; in Soledad Canyon, 2.1 miles west of junction of Soledad Canyon road and Agua Dulce Canyon road. 526 Comment
  RSA423795  Petunia parviflora Anstruther Davidson 1899-4-11 111 Los Angeles [Indecipherable locality information] Comment
  UC57023  Phacelia brachyloba H. M. Hall 1902-5-2 3092 Los Angeles San Francisquito Pass 457 Comment
  SBBG65006  Phacelia campanularia R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  SD252349  Phacelia cicutaria Steven A. Junak 1999-7-17 Sca 1074 Los Angeles Santa Catalina Island: Cape Canyon, plant stop. N-facing road bank. 238 Comment
  LA209997  Phacelia cicutaria var. hispida Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA38556  Phacelia cicutaria var. hispida Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC1584715  Phacelia cicutaria var. hispida Tim Ross and Annette Ross 1991-6-3 5543 Los Angeles steep southerly slope of hill west Pomona, Elephant Hill 286 Comment
  UCR259618  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12956 Los Angeles San Gabriel Mountains, 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 671 Comment
  RSA529300  Phacelia cicutaria var. hispida Tim S. Ross 1991-4-8 4459 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  UCR223390  Phacelia cryptantha R. G. Swinney 2009-5-20 10818 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA756901  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  RSA771567  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD41343  Phacelia distans Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  UCR192193  Phacelia distans A. C. Sanders 2008-4-18 34969 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  UCR271874  Phacelia distans R. G. Swinney 2010-3-24 12059 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
  LA205634  Phacelia douglasii F. R. Fosberg; 1932-3-28 8064 Los Angeles El Segundo 4 Comment
  JEPS1986  Phacelia grandiflora F. W. Peirson 1918-6-4 159 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  UCD120450  Phacelia grandiflora Daryl Koutnik; John Cuti 1978-4-12 344 Los Angeles Northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  UCR126947  Phacelia imbricata subsp. imbricata Mark A. Elvin 2003-6-12 2943 Los Angeles Santa Clarita Valley, Newhall Ranch, south side of Potrero Canyon, south of Potrero Mesa 335 Comment
  UCD120560  Phacelia longipes Collector unknown 1923-5-22 269 Los Angeles Eaton Canyon. Comment
  UCR192933  Phacelia longipes Dan S. Cooper 2008-4-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., along Coldwater Canyon in Sherman Oaks, near hairpin turn c. 1 km south of Ventura Blvd. 242 Comment
  CATA1678  Phacelia lyonii Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2969 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  RSA187963  Phacelia lyonii Robert F. Thorne 1966-4-4 35755 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  SD48925  Phacelia lyonii Reid Moran 1958-9-18 6849 Los Angeles San Clemente Island, 2 miles SE of Eel Point 74 Comment
  RSA428059  Phacelia minor T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA762464  Phacelia minor R. G. Swinney 2009-3-12 10096 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  UCR258910  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA428075  Phacelia minor Frances Runyan 1973-4-7 38 Los Angeles Agua Dulce Canyon Rd., south of freeway 610 Comment
  RSA650541  Phacelia minor Frank W. Hedges 1948-4-23 s.n. Los Angeles Collected 9 mi. NE of Azusa 366 Comment
  RSA0094630  Phacelia mohavensis Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8515 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2401 Comment
  RSA0098838  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  RSA428163  Phacelia ramosissima E. S. Spalding 1931-7-30 s.n. Los Angeles Hermosa Beach. Comment
  SD247446  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 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 (Mt Wilson 7.5'Q) 594 Comment
  UCR50875  Phacelia ramosissima A. C. Sanders 1988-5-18 7842 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UC284694  Phacelia ramosissima var. austrolitoralis S. B. Parish 1918-6-5 11870 Los Angeles coastal dunes Playa del Rey Comment
  RSA188489  Phacelia ramosissima var. latifolia Robert F. Thorne, J. D. Olmsted 1965-8-26 35369 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  RSA191367  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  RSA426116  Phacelia stellaris T. W. Minthorn 1923-4-3 s.n. Los Angeles Los Angeles vicinity Comment
  CAS-BOT-BC258827  Phalaris angusta Geo. B. Grant 1900-3-30 s.n. Los Angeles Avalon Comment
  UC76972  Phalaris lemmonii Geo. B. Grant April 1901 970 Los Angeles near Los Angeles The Palms; , The Palms Comment
  RSA594448  Phalaris minor D. L. Banks, Eric H. Roalson 1996-4-29 913 Los Angeles CLAREMONT, Growing along the Freeway underpass of I-10 and Indian Hill Blvd. Comment
  SD90273  Phalaris minor Robert F. Thorne 1973-4-12 42891 Los Angeles San Clemente Island; roadside among old buildings at old airfield 299 Comment
  POM356917  Phalaris minor Margaret Northrop 1914-5-26 I Los Angeles In road at end of Homeward Ave. Carline. Comment
  UCR197734  Phlox gracilis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 52 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCSB10414  Pholistoma auritum Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  LA38523  Pholistoma auritum var. auritum Carl Epling; 1933-5-13 sn Los Angeles Santa Monica Mountains, Temescal Canyon Comment
  UCD120942  Pholistoma membranaceum Daryl Koutnik; Vickie Dawes 1978-4-6 289 Los Angeles State Highway 18 just east of Valermo turnoff. 944 Comment
  SBBG95475  Pholistoma racemosum M. B. Dunkle 1929-4-6 2081 Los Angeles equestrian trail Comment
  LA86168  Pholistoma racemosum Karen Bartholemew; 1966-3-25 15 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  CAS-BOT-BC134968  Phoradendron bolleanum A. D. E. Elmer 1902-6-1 3607 Los Angeles Acton Comment
  RSA595178  Phoradendron densum Louis C. Wheeler 1960-4-29 7684 Los Angeles San Gabriel Mountains. 1/2 mi. northeast of Kentucky Springs, east of Acton. Comment
  RSA598086  Phoradendron pauciflorum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3782 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  CAS-BOT-BC141297  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8130 Los Angeles Liebre Mountain: vicinity of West Summit (construed knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA578800  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8130 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
  RSA604713  Phoradendron villosum Louis C. Wheeler 1962-3-3 7975 Los Angeles San Gabriel Mountains: Kentucky Springs Canyon 1204 Comment
  UC1871269  Phoradendron villosum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3857 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  RSA0020253  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 miles N Claremont. 412 Comment
  CAS-BOT-BC78747  Pinus lambertiana Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10110 Los Angeles Little Rock - Bear Creek divide, San Gabriel Mts. 1981 Comment
  CATA1824  Pinus torreyana Benjamin E. Carter 2012-8-31 7025 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  LA82363  Piperia cooperi O. H. Kappler; 1941-5-5 239 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA247409  Piptatherum miliaceum Jack Delaini 1974-4-25 124 Los Angeles Lodi Canyon, San Dimas Experimental Forest 488 Comment
  RSA356024  Pisum sativum R. F. Thorne 1973-3-14 42649 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA611838  Plagiobothrys arizonicus Steve Boyd, Valerie Soza 1998-4-28 10174 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  UCR176954  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  POM202412  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA0094550  Plagiobothrys collinus var. fulvescens Richard G. Swinney 2011-6-6 14999 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UCR34448  Plagiobothrys leptocladus A. C. Sanders 1983-4-16 3724 Los Angeles Antelope Valley, W end of Rosamond Dry Lake, Edwards Air Force Base, E end of Ave. 'C 701 Comment
  UCD124376  Plantago arenaria Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte; south of Rush Street, extended Rio Hondo. Comment
  POM243771  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Avalon Canyon, Santa Catalina Island. 120 Comment
  RSA166572  Plantago erecta W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Canyon Comment
  RSA402061B  Plantago lanceolata E. S. Spalding 1923-5-17 s.n. Los Angeles Los Angeles Comment
  POM320560  Platanthera leucostachys Greg Wright 1971-7-24 361 Los Angeles CA Highway 2 east of mileage marker LA71.84. San Gabriel Mountains. 2226 Comment
  RSA0022374  Platanus racemosa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5134 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR108661  Platanus racemosa L. C. Wheeler 1961-6-13 7881 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  POM4556  Plectritis ciliosa subsp. insignis I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  CATA1504  Pluchea odorata Mark L. Hoefs, Steven A. Junak 1996-7-9 2716 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  IRVC28707  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA484177  Poa annua Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  UCR258845  Poa annua R. G. Swinney 2010-3-16 11914 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
  UCSB452  Poa pratensis Philbrick, Ralph 1955-4-20 Los Angeles Quad, Pomona College Comment
  RSA485428  Poa secunda Elizabeth A. Kellogg, Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and bove cutbank on county road N2. 1220 Comment
  LA12629  Poa secunda subsp. secunda Louis Wheeler; April 1932 565 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  SBBG92050  Poa secunda subsp. secunda S. A. Junak 1978-4-16 SCa 037 Los Angeles slopes above Fourth of July Cove 45 Comment
  RSA737075  Polycarpon tetraphyllum Scott D. White, Justin M. Wood 2008-10-7 12558 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  POM293179  Polycarpon tetraphyllum Lyman Benson 1946-6-20 12103 Los Angeles Claremont, Drainage Slope Pacific Slope Comment
  UCR210419  Polygonum argyrocoleon R. G. Swinney 2008-12-6 9973 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  SEINET4138034 Image available Polygonum hydropiperoides Dan S. Cooper 2011-7-23 711 -90 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  RSA226079  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1971-6-17 39952 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR205253  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA466373  Polygonum punctatum E. S. Spalding 1923-10-11 s.n. Los Angeles Near Dahlia farm, La Canada road Comment
  LA94043  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1666 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  LA94054  Polypodium californicum Lawrence L. Kiefer; 1966-3-6 1657 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 3 mi up Corral Canyon Rd, near the road, W side. 518 Comment
  LA94067  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 A Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  POM296977  Polypodium californicum Karen Hosterman 1957-4-8 965 Los Angeles Santa Catalina Island: Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  RSA611253  Polypodium californicum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  UCSB62492  Polypodium californicum Kiefer, Lawrence 1966-4-17 Los Angeles Santa Monica Mtns., Griffith Park, upper Brush Canyon 304 Comment
  RSA0025424  Polypogon maritimus Duncan S. Bell, Caitlin Elam 2013-6-24 5243 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  POM7330  Polypogon viridis L. T. Street, G. Williams 1919-5-10 2695 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA783653  Polystichum J. D. Olmsted 1959-11-8 1084 Los Angeles E. fk. San Gabriel River. Fish Fork between 6th and 7th falls. 1280 Comment
  UCR190274  Polystichum imbricans R. G. Swinney 1998-8-1 6618 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  SBBG13053  Populus balsamifera subsp. trichocarpa E. R. Blakley 1961-9-24 4776 Los Angeles cyn upstream from Ben Weston Beach 15 Comment
  LA34193  Potamogeton pectinatus Peter H. Raven; Henry J. Thompson 1959-10-18 14672 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  JEPS44278  Potentilla gracilis var. fastigiata Frank Peirson 1922-7-5 3165 Los Angeles about meadow and down Mescal Creek Big Pines--Swartout Valley Region, Mescal Creek 2072 Comment
  SEINET10629183  Prunus armeniaca Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2596 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  SEINET10628874  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3744 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA579530  Prunus dulcis Tim S. Ross, Steve D. Boyd 1994-5-24 7876 Los Angeles Vicinity of Burns Canyon: Burns Truck Trail; low broad saddle of northerly ridge, W side of saddle draining to lower Burns Canyon, E side draining towards Andrade Corner. 1117 Comment
  CAS-BOT-BC154932  Prunus ilicifolia G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  RSA0036835  Prunus ilicifolia Matt Bogdanoff 1981-5-27 36 Los Angeles CA Hwy 39, 4.5 mi N of junction with Sierra Madre Ave., N of Azusa. 426 Comment
  RSA762461  Prunus ilicifolia R. G. Swinney 2009-3-11 10094 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  LA52088  Prunus ilicifolia subsp. ilicifolia A. M. Johnson; 1934-4-20 4436 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA199026  Prunus ilicifolia subsp. ilicifolia W. M. Gauntt 1966-4-16 156 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  SD255661  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14139 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  UCR219456  Pseudognaphalium biolettii R. G. Swinney 2009-3-28 10190 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA195397  Pseudognaphalium biolettii I. L. Wiggins 1949-2-21 11957 Los Angeles San Clemente Island: Wilson's Cove Comment
  UC625150  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 S 4449 Los Angeles Camp Frost Santa Catalina Island 300 Comment
  OBI51863  Pseudognaphalium californicum Vicki Arnold 1994-4-11 12 Los Angeles Pacific Coast hwy at Malibu Cyn rd on the SW corner Comment
  RSA0058249  Pseudognaphalium canescens subsp. microcephalum Richard G. Swinney 2010-4-20 12277 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CATA544  Pseudognaphalium luteoalbum Mark L. Hoefs, Robert F. Thorne 1975-8-7 808 Los Angeles Santa Catalina Island: Haypress Reservoir 457 Comment
  RSA579221  Pseudognaphalium stramineum Timothy S. Ross, Steve Boyd 1994-7-7 8160 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA589500  Psilocarphus tenellus Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8590 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA512058  Psilocarphus tenellus var. tenellus L. C. Wheeler 1967-5-18 9658 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  CAS-BOT-BC133210  Pteridium aquilinum R. G. Swinney 2008-7-12 9179 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  UCR192814  Pteridium aquilinum Dan S. Cooper 2008-1 s.n. Los Angeles Los Angeles Basin, along Montecito Dr. south of Sinova Dr., Montecito Heights, Los Angeles 179 Comment
  CATA124  Pteridium aquilinum var. pubescens Sarah Ratay, Lauren Danner 2006-4-12 94 Los Angeles Santa Catalina Island: ""Fern Canyon"" 200 Comment
  LA52266  Pterostegia drymarioides Carl Epling; March 1925 6047 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG42283  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, SE point of island Comment
  UCR125393  Pterostegia drymarioides A. C. Sanders, Mark Elvin 2003-3-5 25742 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR88705  Pterostegia drymarioides Scott D. White, Chet McGaugh 1995-5-9 3006 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA527758  Pterostegia drymarioides Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4325 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA601430  Pterostegia drymarioides Louis C. Wheeler 1933-5-5 1697 Los Angeles San Gabriel Mountains: Fish Canyon. 305 Comment
  CAS-BOT-BC158663  Purshia tridentata var. glandulosa H. L. Mason; F. W. Peirson 1926-4-27 6668 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  POM4154  Pycnanthemum californicum D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  SEINET10957068  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3805 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UC2029996  Quercus Valerie Soza, LeRoy Gross 2001-4-24 1172 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, Santa Anita Canyon, west side of Santa Anita Canyon Road across from the Santa Anita Dam. Comment
  UCSB27900  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  POM243780  Quercus X macdonaldii F. R. Fosberg 1931-5-5 s 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  UC450933  Quercus agrifolia Fay A. MacFadden 1931-3-17 2625 Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA703429  Quercus agrifolia var. agrifolia R. E. Riefner Jr. 2000-8-29 759 Los Angeles La Tuna Canyon, Santa Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA126746  Quercus berberidifolia Peter H. Raven, Thompson 1958-10-11 13760 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  RSA78902  Quercus berberidifolia E. K. Balls, P. C. Everett 1952-10-3 18005 Los Angeles 7.7 miles N of junction of Hwy 2, 1 mile from Hidden Springs 457 Comment
  UCD170537  Quercus berberidifolia D. O. Burge 2017-5-5 2268 Los Angeles Bard Lake area. 375 Comment
  RSA476912  Quercus chrysolepis George B. Grant 1904-6-14 1380 Los Angeles Mt. Wilson. 1524 Comment
  SFV868  Quercus chrysolepis P. G. Kilburn 1958-4-11 709 Los Angeles Santa Susana Mountains Oat Mountain, north slope ravine. 945 Comment
  UCSB31743  Quercus chrysolepis Miller, Brian; Gause, Gerry 1964-9-6 Los Angeles Crystal Lake, San Gabriel Mountain range 1584 Comment
  CAS-BOT-BC86212  Quercus dumosa Alice Eastwood 1906-5-27 14 Los Angeles Garvanza Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  RSA682412  Quercus durata var. gabrielensis Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  RSA752453  Quercus durata var. gabrielensis Justin M. Wood 2009-4-22 520 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SD215552  Quercus durata var. gabrielensis Louis C. Wheeler 1974-3-6 Los Angeles San Gabriel Mountains; Gold Bar mill site. Comment
  CAS-BOT-BC94162  Quercus engelmannii Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mi E Liveoak Canyon, San Gabriel Mts. 670 Comment
  CAS-BOT-BC94172  Quercus engelmannii Fordyce Grinnell 1903-12-1 s.n. Los Angeles near Pasadena Comment
  SD90036  Quercus engelmannii Carlos D. Jativa 1973-10-9 2808 Los Angeles Los Angeles State and County Arboretum, grid B3 Comment
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Jul 10 2010
  UCSB34841  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Road in Arcadia, Calif., Near foothills of the San Gabriel Mts. 171 Comment
  UCR9303  Quercus lobata Ted Hanes 1966-10-13 s.n. Los Angeles Transverse Range, Pine Mountain Road, 8 mi. west of Lake Hughes 1037 Comment
  UCSB1203  Quercus lobata McElwain, Isabelle 1953-5-5 Los Angeles Balboa Ave. just North of Ventura Blvd 1828 Comment
  RSA623519  Quercus pacifica J. M. Tucker 1992-3-29 s.n. Los Angeles Santa Catalina Island, along main road just east of Haypress Reservoir, roughly 1 3/4 miles northwest of Avalon 396 Comment
  RSA0073124  Quercus pacifica Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 23 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  CAS-BOT-BC104425  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Channel Islands. Santa Catalina Island. Pebble Beach Canyon 91 Comment
  SBBG42322  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles lower part of grove, E of Pk 1942 in middle of E side of island Comment
  LA97364  Quercus wislizeni var. frutescens Kei Nakai; 1976-4-5 17 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Fire Rd. 30 towards Eagle Springs, ca. 300 yds. from the springs 396 Comment
  CAS-BOT-BC362480  Rafinesquia californica unspecified 1901-4-21 16474 Los Angeles Griffith Park Comment
  IRVC29101  Rafinesquia californica A. C. Sanders 2003-6-20 26996 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  UC9396  Ranunculus californicus Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  RSA12278  Ranunculus californicus Carl B. Wolf 1934-4-11 5653 Los Angeles Bryant Ranch, E. of Long Beach. S of 7th st. just west of San Gabriel flood control. 427 Comment
  SBBG122434  Ranunculus muricatus R. Burgess, P. Munro 1998-5-17 2823 Los Angeles vacant land NE of corner of Kanan Rd and Canwood St, Agoura Hills 268 Comment
  UC557711  Raphanus raphanistrum Nell Murbarger 1936-4-1 192 Los Angeles San Clemente Island Comment
  UC69195  Raphanus sativus H. M. Hall June, 1905 6250 Los Angeles Wiseburn near Los Angeles; Wiseburn Comment
  UCD115235  Raphanus sativus Kenneth A. Wilson 1961-3-12 1010 Los Angeles Point Dume, Cliffside Drive and Fernhill Drive. Comment
  POM2868  Rhamnus californica C. F. Baker 1903-7-20 3443 Los Angeles Claremont. Comment
  RSA612546  Rhamnus californica subsp. californica Louis C. Wheeler 1932-9-12 1375 Los Angeles San Antonio Canyon, San Gabriel Mts. 1220 Comment
  UCR200208  Rhamnus californica subsp. californica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near cow unit and Beek-Wax Aquatic Center 366 Comment
  CAS-BOT-BC59943  Rhamnus crocea Alice Eastwood 1919-6-20 9059 Los Angeles Mt. Wilson. Comment
  UCSB41806  Rhamnus crocea Zysk, Ken 1971-3-22 Los Angeles Puddingstone Resev. on northwest side of side of Dam by maintenance houses off San Dimas Ave. 335 Comment
  LA105067  Rhamnus ilicifolia Barry A. Prigge; 1988-7-3 8202 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  LA30494  Rhamnus ilicifolia Jane Turner; T. Mosquin 1958-11-16 C 51 Los Angeles Comment
  RSA391045  Rhamnus ilicifolia Mable Emler 1929-7-30 s.n. Los Angeles Topanga Canyon. Comment
  RSA748680  Rhamnus ilicifolia R. G. Swinney 2008-3-31 8581 Los Angeles Glendora Mountain summit 1003 Comment
  UC1121902  Rhamnus ilicifolia F. H. Raymond 1930-1-9 22 Los Angeles Trancas Canyon Triunfo Pass 274 Comment
  CAS-BOT-BC59780  Rhamnus pirifolia Geo. B. Grant 1906-9-1 7161 Los Angeles Catalina Is. Comment
  CAS-BOT-BC59798  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island. 100 yds. se. of summit of the Equestrian Trail, back of Avalon. 304 Comment
  RSA390865  Rhamnus pirifolia F. R. Fosberg 1931-7-16 S 5604 Los Angeles Gallagher's Canyon, right fork; Santa Catalina Island. 50 Comment
  UC17941  Rhus J. H. Barber 1897-1 311 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC168137  Rhus aromatica A. D. E. Elmer 1902-6-1 3680 Los Angeles Acton, Mt. Gleason Comment
  UCD116877  Rhus aromatica Dan Axelrod 1932-3-21 s.n. Los Angeles Vasquez Rocks, Antelope Valley. Comment
  CAS-BOT-BC170462  Rhus integrifolia Brandegee s.n. Los Angeles Catalina Island Comment
  RSA0031691  Rhus integrifolia M. J. Schoenfeld 1967-8-21 9 Los Angeles Glendale Foothills. 213 Comment
  RSA233644  Rhus integrifolia R. F. Thorne 1970-3-5 39379 Los Angeles Santa Catalina Island. Upper Avalon Canyon. 61 Comment
  CAS-BOT-BC167960  Rhus ovata W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA624002  Rhus ovata Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  RSA595692  Rhus trilobata L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  CAS-BOT-BC92282  Ribes amarum Alice Eastwood 1919-6-20 9040 Los Angeles Mount Wilson. Comment
  UC79700  Ribes aureum C. F. Baker 1903-3-15 4154 Los Angeles Glendora Comment
  UCR219447  Ribes aureum var. gracillimum R. G. Swinney 2009-3-28 10199 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA9767  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash 107 Comment
  CAS-BOT-BC93084  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Sawpit Canon [Canyon] (near Monrovia). Comment
  CAS-BOT-BC93091  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  POM48025  Ribes californicum var. hesperium C. F. Baker 1901-1-1 3981 Los Angeles Hills near Claremont. Comment
  RSA602965  Ribes californicum var. hesperium Louis C. Wheeler 1972-12-24 12795 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
  UCR150619  Ribes californicum var. hesperium Scott D. White 1997-5-8 5076 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  CAS-BOT-BC108881  Ribes divaricatum var. parishii B. D. Stark 1934-5-27 5738 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Whittier Woodland Park. Comment
  RSA164768  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  CAS-BOT-BC173107  Ribes indecorum Le Roy Abrams; E. A. McGregor 1908-7-5 673 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  HSC90099  Ribes indecorum Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-13 13 Los Angeles San Bernardino National Forest on Big Tujunga Canyon Rd., 1.0 mi. W of National Forest boundary Comment
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Feb 18 2015
  CAS-BOT-BC173403  Ribes malvaceum Tim Ross; Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24) 2.6 miles below Pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539'] 1031 Comment
  CAS-BOT-BC173432  Ribes malvaceum Peter H. Raven 1959-2-23 13802 Los Angeles On Decker Road 1.0 miles north of junction with Mulholland Drive 502 Comment
  SBBG16844  Ribes malvaceum K. A. Wilson, D. E. Bianchi 1961-2-2 823 Los Angeles Placerita Rd, small shaded gully 2 mi E of Hwy 6 Comment
  RSA0021942  Ribes montigenum Louis C. Wheeler 1967-9-13 10740 Los Angeles San Gabriel Mountains: West Baldy. 3043 Comment
  SEINET13942688 Image available Ribes nevadaense David Charlton 1986-1 268 Los Angeles San Gabriel Mountains, between Blue Ridge Campground (1.5 mi. airline SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run along the reservoir maintenance road, 0.7 to 1.2 mi. S of Angeles Crest Hwy on Forest Road 3N06. T3N, R8W, sec 5. 8000 ft 2438 Comment
  CAS-BOT-BC219177  Ribes nevadense George B. Grant; Walter Wheeler 1904-5-17 1125 Los Angeles Mount Wilson 1828 Comment
  RSA651622  Ribes nevadense Marion P. Harthill 1974-5-23 s.n. Los Angeles Angeles Crest Hwy. 1890 Comment
  UCR209434  Ribes nevadense R. G. Swinney 2008-9-13 9451 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  CAS-BOT-BC168674  Ribes speciosum George B. Grant 1902-3-16 6388 Los Angeles Eagle Rock Canyon near Pasadena. Comment
  LA82099  Ribes speciosum O. H. Kappler; 1941-3-15 129 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA476295  Ribes speciosum T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon 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
  UCR141301  Ribes viburnifolium R. F. Thorne 1971-5-18 41355 Los Angeles Santa Catalina Island, N slope of Blackjack Mountains 488 Comment
  SD107822  Ricinus communis Larry DeBuhr, Gary Wallace 1972-9-2 696 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  CAS-BOT-BC147477  Rosa californica Alice Eastwood 1917-7-20 6461 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC146959  Rosa woodsii var. gratissima Le Roy Abrams; E. A. McGregor 1908-7-5 652 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  CAS-BOT-BC147173  Rubus parviflorus Dr. A. Kellogg; W. G. W. Harford 1868-1-1 221 Los Angeles San Antonio Creek Comment
  CAS-BOT-BC158812  Rubus ursinus Reid Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island Comment
  SEINET13203289 Image available Rubus ursinus R. G. Swinney 2011-1 14171 Los Angeles San Gabriel Mts.: Glendora foothills, Mull Canyon below debris basin, along Mull Cyn. Road (Glendora 7.5' Q.) (T1N R9W S28) 329 Comment
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Oct 19 2018
  UC861857  Rubus ursinus F. R. Fosberg 1931-5-2 S 4740 Los Angeles below Middle Ranch Dam (Middle Ranch Canyon); Santa Catalina Island, Middle Ranch Canyon Comment
  POM366438  Rubus ursinus Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  CATA1548  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2788 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  RSA466072  Rumex crispus F. R. Fosberg 1931-5-22 S 4965 Los Angeles Isthmus Harbor, Santa Catalina Island. 10 Comment
  UCR223379  Rumex crispus R. G. Swinney 2009-7-23 11387 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
  UCR282526  Rumex dentatus D. E. Bramlet, Robt. L. Allen 2011-5-24 4849 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, 422 ft. NW of the dam spillway & 576 ft. south of Siphon Road. 60 Comment
  SEINET10583594 Image available Sagittaria montevidensis subsp. calycina Samuel B. Parish, W. F. Parish Parish 1136 Los Angeles Coyote Creek - Los Angeles. Not near any house. Comment
  HSC65731  Salicornia depressa R. F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island, just above high tide line along E side of inner Catalina Harbor. 2 Comment
  RSA593470  Salix exigua Steve D. Boyd, Mike Wall 1996-5-16 8781 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  RSA92608  Salix exigua F. W. Peirson 1919-3-30 355 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 396 Comment
  SBBG131139  Salix gooddingii S. A. Junak 1999-5-20 SCa 927 Los Angeles Cottonwood Cyn, at reservoir 134 Comment
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Jul 28 2016
  SD1008  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km north of Castaic 315 Comment
  UC1349339  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles below Stage Station s.w. of Eagle's Nest (stream in Middle Ranch Canyon); Santa Catalina Isl., Middle Ranch Canyon 76 Comment
  CATA3188  Salix lasiolepis Julia Parish 2016-8-9 006 Los Angeles Santa Catalina Island: East of Old Cottonwood Dam Road, at drainage crossing 68 Comment
  POM296833B  Salix lasiolepis Lyman D. Benson 1951-6-21 14787 Los Angeles The Wash, Pomona College, Claremont. Pacific slope drainage area. 366 Comment
  RSA615308  Salix lasiolepis Valerie L. Soza 1998-5-3 102 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. 412 Comment
  SD896  Salix lasiolepis Carl W. Sharsmith 1931-11-15 4 Los Angeles Santa Monica Mountains; foot of coastal headland near mouth of Topanga Canyon 14 Comment
  UC492452  Salix lasiolepis F. R. Fosberg 1932-3-3 7414 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UCR204023  Salix lasiolepis R. G. Swinney 2001-9-15 8147 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  LA208799  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7626 Los Angeles Area 1 Comment
  RSA92621  Salix lasiolepis Mabel Peirson 1925-3-1 5434 Los Angeles Arroyo Seco below California Street bridge, Pasadena Comment
  CAS-BOT-BC128483  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  RSA657938  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 s.n. Los Angeles Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, 91208. 244 Comment
  CDA5810  Salpichroa origanifolia L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Arroyo Seco Comment
  UCR48979  Salsola australis A. C. Sanders 1987-9-18 7358 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CATA943  Salsola tragus Mark L. Hoefs, Robert Given 1992-4-16 1807 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  LA31627  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-6-4 14335 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  RSA587147  Saltugilia grinnellii subsp. grinnellii Orlando Mistretta 1995-4-28 1656 Los Angeles Kitter Canyon, slopes W of main canyon. 1219 Comment
  POM3566  Saltugilia splendens subsp. grantii D. L. Crawford 1915-6-30 560 Los Angeles Bear Flats, Mts. above Claremont 2134 Comment
  POM3989  Salvia apiana P. A. Munz 1918-5-19 2268 Los Angeles Pomona. Comment
  RSA0082595  Salvia apiana R. G. Swinney 2010-6-4 12989 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  UC1211118  Salvia apiana Huron H. Smith 1912-6-1 5075 Los Angeles Avalon Canyon; Santa Catalina Island 38 Comment
  UCR108664  Salvia apiana L. C. Wheeler 1961-6-13 7871 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  UCR178085  Salvia apiana LeRoy Gross, Valerie Soza 2001-5-31 390 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  RSA599622  Salvia carduacea Steve Boyd, Lauren Raz 1997-4-16 9516 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  CHSC96373  Salvia columbariae LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 234 Los Angeles Verdugo Mountains: Off la Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest. Sunny south slope. 548 Comment
  RSA0091364  Salvia columbariae R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA401448  Salvia columbariae M. B. Dunkle 1928-3-31 1774 Los Angeles Santa Catalina Island: Campo Blanco [El Rancho Escondido]. Comment
  LA69668  Salvia dorrii var. pilosa Carl Epling; L. Ellison 1930-4-17 sn Los Angeles Palmdale Comment
  SD231334  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 41 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC520189  Salvia dorrii var. pilosa H. Anderson 1932-5-8 Los Angeles Hungry Valley Comment
  CHSC788  Salvia leucophylla E. Thomas 1940-5-5 Los Angeles Ridge Route. Comment
  RSA446325  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  OBI69407  Salvia mellifera Patricia A. Krueger 1994-5-18 40 Los Angeles San Gabriel Mts, 3.8 mi N on Mt. Lower Truck Trl from Chaney Trl 1219 Comment
  RSA133756  Salvia mellifera Peter H. Raven 1959-5-3 14096 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  SBBG94266  Salvia mellifera F. R. Fosberg 1931-3-18 4291 Los Angeles Hamilton Cyn 10 Comment
  SFV20807  Salvia mellifera L. Gross, N. Fraga 2002-4-4 507 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 554 Comment
  UC144535  Salvia mellifera C. F. Baker 1904-5-5 4951 Los Angeles near Claremont Comment
  POM4119  Salvia spathacea E. D. Palmer 1903-06 s.n. Los Angeles Foothills of Garvanza. Comment
  UC192907  Salvia spathacea Samuel B. Parish 1880-1 1127 Los Angeles near the coast Comment
  POM4447  Sambucus mexicana M. Hitchcock 1918-5-30 s.n. Los Angeles Claremont. 365 Comment
  CAS-BOT-BC238741  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  SBBG13204  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Howland's Landing at Sullivan's Beach 6 Comment
  SD251642  Sambucus nigra subsp. caerulea F. R. Fosberg 1931-3-18 S 4289 Los Angeles Santa Catalina Island; Hamilton Canyon. 10 Comment
  RSA507534  Sanguisorba minor subsp. muricata Louis C. Wheeler 1967-6-26 9863 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  UC55286  Sanicula arguta J. H. Barber 1897-3-28 115 Los Angeles Santa Monica Forestry Station Comment
  UCD127916  Sanicula arguta Daryl Koutnik 1978-4-14 365 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  RSA470996  Sanicula arguta E. Crow 1928-4-11 246 Los Angeles hills south of Pomona Comment
  RSA250695  Sanicula crassicaulis R. F. Thorne 1971-4-2 41432 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  UCR238473  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-6 2667 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  RSA97372  Sanicula tuberosa F. W. Peirson 1920-6-10 2796 Los Angeles below Inspiration Point, Mt. Lowe 1341 Comment
  UC883430  Satureja douglasii F. R. Fosberg 1931-4-28 S 4702 Los Angeles Eagle's Nest Santa Catalina Id., Middle Ranch Canyon (wet creek bed) 180 Comment
  UC188199  Satureja mimuloides G. L. M. 1915-7-24 437 Los Angeles 1/2 mi above Oak Wilde Camp; San Gabriel Mts., Arroyo Seco Canyon Comment
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Sep 12 2013
  RSA649911  Schinus molle Katherine Thomas 1988-4-15 3 Los Angeles Whittier, Turnbull Canyon Rd. 1.0 miles east of its intersection with Beverly Blvd. Comment
  UCR213516  Schinus terebinthifolius A. C. Sanders, Karen Kirtland 2010-5-14 38344 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA728779  Schismus arabicus Gary D. Wallace 1979-4-19 1691 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  SBBG128454  Schismus arabicus M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1765 Los Angeles open slope above Parson's Landing 213 Comment
  RSA357905  Schismus barbatus R. F. Thorne 1973-3-26 42721 Los Angeles San Gabriel Mountains: Webb Canyon, N of Claremont 366 Comment
  UCR129401  Schoenoplectus acutus var. occidentalis A. C. Sanders, Mark Elvin 2002-6-20 25214 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  CATA1363  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2482 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  POM4463  Scrophularia californica D. L. Crawford, Otis Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts, Topanga Canyon Comment
  UCR147286  Scrophularia californica subsp. floribunda Orlando Mistretta 1992-6-17 580 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  SD38569  Scutellaria mexicana McCulloch 1931-5-1 2067 A Los Angeles Acton Comment
  SD237512  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA445372  Scutellaria tuberosa F. H. Elmore 1934-3-4 s.n. Los Angeles [Beudiets sp?] Canyon, Hollywood. Comment
  UCD135968  Selaginella asprella Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side of Devil's Canyon. 1402 Comment
  CAS-BOT-BC167095  Selaginella bigelovii A. C. Sanders 2003-5-1 26252 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  UC284755  Selaginella bigelovii P. A. Munz 1923-4-10 6726 Los Angeles e coast San Clemente Isl. (canyon s of Lemon Tank) Comment
  UCR61051  Selaginella bigelovii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  CAS-BOT-BC333110  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  LA200263  Senecio flaccidus var. douglasii W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills 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
  UCR216901  Senecio flaccidus var. douglasii R. G. Swinney 2009-3-16 10123 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  SEINET11807273  Senecio flaccidus var. monoensis W. Knight, Knight, I.; Vale, J. 1985-1 5201 Los Angeles near Lebec along frontage road to Gorman Comment
  CAS-BOT-BC341197  Senecio lyonii Brandegee No date on label s.n. Los Angeles Santa Catalina Island Comment
  OBI69239  Senecio lyonii John Knapp, Denise Knapp 2003-4-13 16 Los Angeles Catalina Island, 3688389.263nx377326.972E. 62 Comment
  RSA535696  Senecio lyonii Timothy S. Ross 1991-5-22 5449 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA339634  Senecio vulgaris R. F. Thorne, M. Z. Thorne 1980-3-23 54011 Los Angeles Foothills of San Gabriel Mountains: Johnson's Pasture above Claremont. 610 Comment
  RSA755821  Senecio vulgaris R. G. Swinney 2008-12-2 9907 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east. 165 Comment
  UCR186881  Senecio vulgaris A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32039 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA654329  Senecio vulgaris Benjamen Rangel 1992-4-26 777 -26 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  CAS-BOT-BC243578  Setaria parviflora Dr. Davidson 1894-11-1 s.n. Los Angeles Streets of Los Angeles Comment
  UCR275036  Sidalcea malviflora Michael Honer, Rachel Woodard 2006-4-11 2174 Los Angeles Tehachapi Mountains area, Grazed hills c. 3.5 miles ENE of Quail Lake 976 Comment
  UC55291  Sidalcea malviflora subsp. malviflora J. H. Barber 1897-3-21 Los Angeles Santa Monica Forestry Station Comment
  RSA782633  Sidotheca caryophylloides Elizabeth A. Kempton, Eric Paul 2006-1 416 Los Angeles Roadside along Keller Peak Road, N of 'Yellow Post' campsites 6 and 7, near Keller Creek crossing with Keller Peak Road 2002 Comment
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Mar 3 2014
  RSA708678  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 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
  UC56297  Silene gallica H. M. Hall April, 1903 3729 Los Angeles near Los Angeles; near Los Angeles Comment
  RSA213408  Silene gallica Bonnie C. Templeton 1939-4-6 7305 Los Angeles San Clemente Island. In grassy bluffs, Middle Ranch, Mosquito Harbor. Comment
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May 16 2008
  LA94351  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA126654  Silene laciniata subsp. major H. J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  RSA0040544  Silene parishii Orlando Mistretta 1990-8-8 s.n. Los Angeles Lily Spring 2454 Comment
  UCR141862  Silene verecunda R. G. Swinney 1997-8-19 5826 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  SEINET7042267  Silene verecunda A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR272987  Silybum marianum R. G. Swinney 2011-4-26 14509 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
  RSA0081141  Sisymbrium altissimum R. G. Swinney 2010-6-1 13126 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
  SBBG72231  Sisymbrium altissimum R. Hoffmann 1930-4-24 Los Angeles near station, Saugus Comment
  UCR205242  Sisymbrium altissimum R. G. Swinney 2005-8-11 8448 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  POM18182  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles Claremont. Orchards south of Santa Fe RR. 351 Comment
  CATA1841  Sisymbrium officinale Denise Kraus 2000-5-4 23 Los Angeles Santa Catalina Island: Approximately 1850 feet north of intersection of Airport Road and Empire Landing Road. At GHB Transect 9 381 Comment
  CATA1280  Sisymbrium orientale Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2367 Los Angeles Santa Catalina Island: Lower Middle Canyon, just above Ben Weston Beach Road 73 Comment
  RSA563490  Sisymbrium orientale Timothy S. Ross, Walter Appleby 1993-5-13 7117 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA602450  Sisymbrium orientale Scott D. White 1997-5-14 5133 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  RSA162780  Sisyrinchium bellum J. D. Olmsted 1958-3-9 s.n. Los Angeles Just below power line crossing on Johnsons Pasture road; 1 mile north of intersection of Mountain Ave. & Baseline Rd, northwest of Claremont. 579 Comment
  RSA601193  Sisyrinchium bellum Louis C. Wheeler 1967-6-26 9912 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  RSA3530  Solanum douglasii Carl B. Wolf 1932-5-9 3473 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  UCR219418  Solanum douglasii R. G. Swinney 2009-3-26 10172 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA657460  Solanum douglasii J. Keeling 1980-5-26 15 Los Angeles Verdugo Mountains: South end of dam, beginning of Childs Canyon, 500 yards east of Allen St., Glendale 335 Comment
  POM6568  Solanum elaeagnifolium L. R. Abrams 1917-6-7 6607 Los Angeles San Fernando Valley, near Cahuenga Pass. Comment
  NY821434  Solanum nigrum H. E. Hasse 07 1888 4170 Los Angeles Los Angeles Comment
  UC68813  Solanum rostratum H. M. Hall July, 1905 6722 Los Angeles Inglewood Comment
  RSA427431  Solanum umbelliferum Katherine O. Haughton 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  RSA427434  Solanum umbelliferum I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA570030  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4920 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA702908  Solanum umbelliferum Scott D. White, Pam De Vries 2004-5-18 10410 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC1595211  Solanum umbelliferum Tim Ross, Peter Fritsch 1990-6-20 3670 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Road (2N24)); San Gabriel Mountains, Rincon-Red Box Road (2N24) 1255 Comment
  UC66832  Solanum umbelliferum N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  UCR205890  Solanum umbelliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37086 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  SBBG105473  Solanum wallacei F. R. Fosberg 1931-5-6 4812 Los Angeles Cape Cyn 200 Comment
  UCR155698  Solanum xanti A. C. Sanders, T. B. Salvato 2005-4-26 29710 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR65514  Solanum xanti T. S. Ross, Steve Boyd 1990-5-14 2467 Los Angeles San Gabriel Mtns., Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  SEINET6186067  Solanum xanti G. B. Grant June 02 no year 1218 Los Angeles Mt. Lowe 1524 Comment
  SEINET8498774 Image available Solanum xanti var. intermedium G. L. Hannan 1981-5-24 341 Los Angeles Soledad Canyon Road, 4.2 miles east of Aqua Dulce Road. 738 Comment
  UCR272637  Sonchus oleraceus R. G. Swinney 2011-5-6 14587 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA533901  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5151 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip. 250 Comment
  CAS-BOT-BC236514  Sorghum Peter H. Raven 1959-3-1 13816 Los Angeles Vermont Canyon, Griffith Park, Santa Monica Mountains 243 Comment
  UCR258920  Spartium junceum R. G. Swinney 2010-5-7 12618 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UC310794  Spergula arvensis subsp. arvensis Philip A. Munz 1925-3-1 Los Angeles Claremont Comment
  RSA0097907  Spergularia bocconi Valerie L. Soza, Steve Boyd 2000-4-26 790 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SBBG51678  Spergularia bocconi M. R. Benedict 1971-6-27 Los Angeles N of airstrip near Northwest Harbor Comment
  RSA0098220  Spergularia macrotheca Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 797 -1 Los Angeles San Clemente Island. Terrace above China Point, S end of island. Comment
  CAS-BOT-BC390341  Spergularia macrotheca var. macrotheca Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4250 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side Comment
  CAS-BOT-BC390812  Spergularia marina Geo. B. Grant 1902-4-1 1297 Los Angeles Los Angeles Comment
  RSA0098597  Spergularia marina C. B. Wolf 1934-4-11 5610 Los Angeles Bryant Ranch, E of Long Beach. 5 Comment
  RSA0098582  Spergularia villosa F. W. Peirson 1923-4-8 3449 Los Angeles San Clemente Island, back from Wilsons Cove. Comment
  SFV4902  Stachys ajugoides var. rigida M. H. Grayum 1971-5-16 s. n. Los Angeles Santa Monica Mountains Temescal Canyon. 61 Comment
  UC25921  Stachys ajugoides var. rigida H. E. Hasse May 1892 Los Angeles Santa Monica Comment
  RSA297993  Stachys albens F. W. Peirson 1918-8-16 179 Los Angeles San Antonio Canyon, San Gabriel Mts. 1341 Comment
  RSA579214  Stachys albens Tim S. Ross, Steve D. Boyd 1994-7-7 8150 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  SEINET12273952  Stachys rigida var. quercetorum E. A. Purer 1935-1 6567 Los Angeles Malibou Lodge Road, Santa Monica Mountains Comment
  RSA66814  Stanleya pinnata var. pinnata F. W. Peirson 1918-6-16 292 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA725069  Stanleya pinnata var. pinnata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -78 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  LA32112  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-4 Los Angeles Santa Monica Mountains, Point Dume, Zuma Beach 27 Comment
  POM12257  Stellaria media F. L. Robinson 1921-4-15 30 Los Angeles North of Claremont. Comment
  UCR186750  Stellaria media T. B. Salvato, Sandra Murcia 2007-3-28 2021 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCR238469  Stellaria media Orlando Mistretta, Christine Mistretta 2008-5-5 2652 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  UCR271754  Stellaria media R. G. Swinney 2011-3-26 14224 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 Cyn. 524 Comment
  LA32087  Stephanomeria diegensis Peter H. Raven; Henry J. Thompson 1959-9-6 14405 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  SBBG67903  Stephanomeria parryi R. Hoffmann 1931-5-4 Los Angeles W of Lancaster Comment
  LA204205  Stephanomeria pauciflora B. R. Lowe; 1954-5-14 Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  CAS-BOT-BC375811  Stephanomeria virgata Philip A. Munz 1932-8-31 12819 Los Angeles At Playa del Rey Comment
  RSA717957  Stephanomeria virgata subsp. virgata R. G. Swinney, Dave Larson 1996-8-7 5250 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  SFV21467  Stillingia linearifolia L. Gross 2001-5-27 425 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. Near homes on a low, open hill with sun. Area cleared for fire safety. 305 Comment