Search Results — 2000 specimen records retrieved (1590 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD109628  Abronia maritima Kenneth A. Wilson 1961-3-12 1004 Los Angeles Zuma Beach. Comment
  RSA596447  Acacia baileyana R. G. Swinney 1989-7-14 s.n Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  RSA651438  Acacia baileyana R. Carlston 1966-5-24 s.n. Los Angeles Lone Hill Ave., Glendora. Comment
Read comments
Nov 18 2011
  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
  RSA249796  Acamptopappus sphaerocephalus var. hirtellus R. F. Thorne 1973-5-11 43495 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
  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
  LA91295  Acer macrophyllum A. M. Johnson; 1927-11-11 2695 Los Angeles Santa Monica Mountains, Los Angeles River, Griffith Park Comment
  OBI70869  Acer macrophyllum Steve Boyd 1997-5-20 9800 Los Angeles Liebre Mts region: Northern flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of forest Service roads 7N23 and 7N08 1585 Comment
  RSA394180  Acer macrophyllum Fordyce Griffiths Jr. 1910-06 1931 Los Angeles Strawberry Ridge, San Gabriel Mountains Comment
  RSA602104  Acer negundo var. californicum Scott D. White 1997-5-7 5051 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  LA88546  Achillea millefolium O. H. Kappler; 1940-7-1 64 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  SD27738  Achillea millefolium Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island; junction of Skyline Drive and Pebbly Beach Road. 29 Comment
  POM353048  Achnatherum coronatum L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  RSA226214  Achnatherum coronatum Gary D. Cromwell, David W. Wheat 1971-4-30 602 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 465 Comment
  RSA660432  Achnatherum coronatum Orlando Mistretta 1992-6-26 619 Los Angeles Glendora Saddle to Lookout Mountain. On W side of ridge. 1800 Comment
  UC934033  Achnatherum coronatum H. L. Cogswell 1951-5-8 98 Los Angeles 3/4 mi n San Dimas Foothill County Park; San Gabriel Mountains 518 Comment
  UCD50438  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster, California. Los Angeles County. Comment
  CAS-BOT-BC210906  Achnatherum parishii subsp. depauperatum Timothy S. Ross 1995-4-7 8360 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
  LA94384  Achyrachaena mollis A. M. Johnson; 1934-4-20 4441 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  SBBG109019  Acmispon argophyllus var. adsurgens S. A. Junak 1996-6-1 SCl 567 Los Angeles E rim of upper China Cyn, at head of small side cyn, ca. 0.2 mi SW of top of China Pt Rd 393 Comment
  SD249198  Acmispon argophyllus var. adsurgens Michael G. Simpson, Adrienne Russell and Jonathan Dunn 2000-7-20 2203 A Los Angeles San Clemente Island, north of Guds, at south end of island. 235 Comment
  SEINET5327399  Acmispon argophyllus var. argenteus G. B. Grant, Walter Wheeler 1904-4-21 708 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  LA52425  Acmispon glaber var. glaber A. M. Johnson; 1928-3-13 2850 Los Angeles Del Rey Hills 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
  SBBG68839  Acmispon grandiflorus var. grandiflorus C. Bornstein, D. Kershaw 1998-6-5 Los Angeles N2 (Pine Cayon Rd), ca. 0.24 mi E of 749 marker 1226 Comment
  SBBG67436  Acmispon nevadensis var. davidsonii R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  SFV1850  Acmispon strigosus K. A. Wilson 1962-3-25 1252 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  CAS-BOT-BC29197  Acourtia microcephala Alice Eastwood 1915-8-25 4914 Los Angeles Duarte Comment
  SBBG16969  Acourtia microcephala M. Vincent 1962-7-10 276 Los Angeles Cold Cyn, 0.5 mi S of Mulholland Hwy Comment
  SEINET9327498  Acroptilon repens Unknown 2002-7-10 53580 Los Angeles Los Angeles Comment
  CAS-BOT-BC133172  Adenostoma fasciculatum A. J. Hill 1963-8-25 s.n. Los Angeles Topanga Canyon near intersection with Entrada Drive Comment
  RSA725787  Adenostoma fasciculatum A. C. Sanders, Mark A. Elvin 2002-6-18 25129 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  UCR256249  Adenostoma fasciculatum R. G. Swinney 2010-3-22 12081 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  POM155756  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1928-4-22 1888 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  RSA311404  Adenostoma fasciculatum var. fasciculatum Cheryl A. Lawson 1971-6-26 408 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA498004  Adenostoma fasciculatum var. fasciculatum H. L. Bauer 1932-5-1 s.n. Los Angeles Santa Monica Mts., along road to Saddle Peak. 610 Comment
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Mar 20 2015
  UCR223733  Adiantum capillus-veneris R. G. Swinney 2009-6-12 11140 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA729409  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns.: Mouth of Peacock Canyon, at conlfuence with Cattle Canyon 640 Comment
  SFV81  Adiantum jordanii K. A. Wilson 1961-2-18 846 Los Angeles Santa Monica Mountains Calabasas. Mulholland Highway. Comment
  UC625085  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Hamilton Canyon; Santa Catalina Isl 30 Comment
  RSA687689  Adiantum jordanii May N. Ackley 1938-5-28 433 Los Angeles Elizabeth Lake Canyon Comment
  LA205600  Aesculus californica Louis Wheeler; 1931-10-25 336 Los Angeles Oakgrove Canyon near Sawmill Mt 1066 Comment
  RSA613028  Ageratina adenophora Louis C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). 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
  RSA317208  Agoseris retrorsa Michael C. Long 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1311 Comment
  UCR150004  Agoseris retrorsa Scott D. White 2004-5-5 10287 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR209638  Agrostis R. G. Swinney 2008-7-2 9116 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA798311  Agrostis exarata Jane Tirrell 2012-7-25 LS 0129 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  SEINET4044470  Agrostis pallens D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 152 Comment
  RSA135255  Ailanthus altissima Peter H. Raven 1960-5-21 15402 Los Angeles Cornell Corners, Santa Monica Mountains. 244 Comment
  RSA0070361  Alcea rosea R. G. Swinney 2010-4-20 12285 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0037249  Alisma lanceolatum Sandy Leatherman, Jennifer S. Pareti, Brian Daniels 2013-4-18 2013 -3 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Wilmington Channel, southeast of the intersection of South Vermont Ave. and Lomita Blvd.; approximately 100 feet downstream of Lomita Blvd. 5 Comment
  SD230102  Alisma triviale Louis C. Wheeler 1951-8-20 6836 Los Angeles Devils Gate Dam. Sunny mud flat behind dam. Comment
  UCR189750  Allium R. G. Swinney 1998-7-10 6394 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  JEPS104673  Allium burlewii John L. Morrison 1937-6-17 2538 Los Angeles San Gabriel Mountains; along trail from Windy Camp to Mount Islip Lookout Comment
  CAS-BOT-BC464490  Allium campanulatum Robert F. Thorne 1973-5-11 43507 Los Angeles Ridge north of Shoemaker Canyon between Mile High and Valyermo, San Gabriel Mts 1341 Comment
  RSA367114  Allium peninsulare var. peninsulare L. C. Wheeler 1931-5-10 s.n. Los Angeles 1/4 Mile Below the dam. Comment
  POM257567  Allium praecox Carl B. Wolf 1932-5-12 3583 Los Angeles Santa Catalina Island. Open valley 2 miles from Isthmus on road to Little Harbor. 91 Comment
  RSA376824  Allium praecox M. B. Dunkle 1939-4-4 7245 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  UCR194259  Allophyllum R. G. Swinney 1998-8-5 6650 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  SEINET2444586  Allophyllum divaricatum R. G. Swinney 2000-5-20 7690 Los Angeles San Gabriel Mtns. NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 (Glendora 7.5' Q.). 610 Comment
  RSA535543  Allophyllum glutinosum T. S. Ross, Annette Ross 1991-9-7 5957 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 375 Comment
  SDSU4823  Alnus rhombifolia A. H. Gallup 1948-11-1 252 Los Angeles San Dimas - Little Dalton Canyon. 457 Comment
  CDA37801  Alternanthera philoxeroides Davis Los Angeles Rio Hondo Channel. 0 Comment
  RSA0077546  Alyssum maritimum G. Wallace 1964-5-6 s.n. Los Angeles San Gabriel River by Highway 66. Comment
  UCR182237  Amaranthus albus R. G. Swinney 1997-9-6 5873 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  RSA402961  Amaranthus albus Robert Gustafson 1978-6-21 1024 Los Angeles Lower Hungry Valley, above the upper part of Canada de Los Alamos, about 4 1/2 miles south of Gorman 945 Comment
  RSA607610  Amaranthus blitoides L. C. Wheeler 1966-10-25 9083 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CATA2942  Amblyopappus pusillus Sarah Ratay 2010-4-30 120 Los Angeles Santa Catalina Island: Just S of Little Harbor Overlook 32 Comment
  UC468991  Amblyopappus pusillus R. L. Pendleton 1909-7-2 1376 Los Angeles road e of Avalon; Santa Catalina Island 9 Comment
  SBBG12555  Amblyopappus pusillus P. H. Raven 1962-5-8 17590 Los Angeles above Seal Cove 38 Comment
  UC557680  Amblyopappus pusillus Nell Murbarger 1936-3-1 61 Los Angeles w side of island, low slopes San Clemente Island Comment
  CAS-BOT-BC42856  Ambrosia acanthicarpa C. W. Tilforth 1969-10-17 236 Los Angeles N of Rancho Santa Ana Bot. Garden Comment
  POM193528  Ambrosia acanthicarpa L. R. Abrams 1930-9-19 12908 Los Angeles Vacant Lot. Comment
  RSA416893  Ambrosia acanthicarpa F. R. Fosberg 1931-11-7 7206 Los Angeles Small creek near Castaic, Santa Clara Valley. 300 Comment
  SBBG45022  Ambrosia acanthicarpa J. Snow 1932-1 Los Angeles Bryant Ranch, near Long Beach; T4S, R11W, SE/2 S27 Comment
  SDSU6856  Ambrosia acanthicarpa F. Young Berg 1933-10-9 1632 Los Angeles Vacant lot, Claremont. Comment
Read comments
Mar 3 2009
  SFV14733  Ambrosia acanthicarpa J. C. Dittes, P. Dittes 1989-9-23 6 Los Angeles East side of lower Castaic Lake along Parker Road. Comment
  UCD128720  Ambrosia acanthicarpa P. A. Munz 1922-10-15 6545 Los Angeles Claremont. 365 Comment
  RSA33890  Ambrosia chamissonis Mrs Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  SD52909  Ambrosia chamissonis Peter H. Raven 1962-7-10 17953 Los Angeles San Clemente Island, sandy slopes near ocean due west of Wall 2 Comment
  CAS-BOT-BC45014  Ambrosia psilostachya Le Roy Abrams 1902-8-18 2957 Los Angeles Ballona Creek, near Mesmer Comment
  UCR281413  Ambrosia salsola R. G. Swinney 2014-4-30 16263 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
  POM18145  Amelanchier utahensis Philip A. Munz 1923-5-26 6834 Los Angeles Big Rock Creek, San Gabriel Mountains 2012 Comment
  UC78281  Amsinckia Katharine Brandegee May 1889 Los Angeles San Pedro Comment
  UC1061794  Amsinckia douglasiana A. D. Gifford 1935-2-7 422 Los Angeles mouth of Elizabeth Lake Canyon 365 Comment
  SD31158  Amsinckia intermedia Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Hills Comment
  UC1922876  Amsinckia intermedia Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1179 Los Angeles Transverse Ranges; Verdugo Mountains region; Western mouth of La Tuna Canyon, north side of La Tuna Canyon. Trail from Tuxford St & Ledge Ave. 320 Comment
  UCR270050  Amsinckia intermedia R. G. Swinney 2011-3-17 14119 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA527792  Amsinckia spectabilis Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4356 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA733085  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles Mojave Desert: Valyermo area, ridge top c. 500 m east of south end of Bobs Gap. 1311 Comment
  UCR149998  Amsinckia tessellata Scott D. White 2004-5-5 10295 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR239500  Amsinckia tessellata A. C. Sanders 2006-4-11 32046 Los Angeles Western Mojave Desert, Antelope Valley, NW of Fairmont Butte, Hwy 138 at 190th St. West 845 Comment
  UCR255804  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA250602  Amsinckia tessellata var. tessellata R. F. Thorne 1970-4-17 39511 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  UCR202503  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  UC2027709  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-7 3421 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  SBBG31329  Anemopsis californica R. F. Thorne 1966-4-6 35905 Los Angeles reservoir N of Catalina Airport 441 Comment
  CAS-BOT-BC400327  Anemopsis californica B. W. Evermann 1915-6-7 s.n. Los Angeles Rancho La Brea Comment
  RSA578889  Anemopsis californica T. S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8095 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 512 Comment
  CAS-BOT-BC84667  Anthemis cotula Timothy S. Ross; Annette H. Ross 1991-6-3 5555 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 335 Comment
  RSA507542  Anthemis cotula L. C. Wheeler 1967-6-26 9910 Los Angeles Elsmere Canyon. 457 Comment
  SBBG130708  Anthemis cotula S. A. Junak 2000-7-1 SCa 1376 Los Angeles just N of Cape Cyn Rd, 0.4 mi E of intersection with Middle Ranch Rd, at storage shed, near Cape Cyn corrals 228 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
  RSA126728  Antirrhinum coulterianum Peter H. Raven, Henry J. Thompson 1959-5-5 14154 Los Angeles 4.1 miles northwest of Tapia Park on road to Malibu Lake. 600 Comment
  RSA425779  Antirrhinum coulterianum Louis C. Wheeler 1932-7-2 903 Los Angeles Brown's Flat 1311 Comment
  RSA682672  Antirrhinum coulterianum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1080 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  SEINET3158921  Antirrhinum multiflorum D. M. Jackson, R. W. Spellenberg 1972-2-21 196 Los Angeles 3.6 mi N from intersection of Pacific Hwy (101) on Corral rd., left on dirt road 0.2 mi. Corral Canyon rd. is west of Malibu. Plant growing on ridge top, Santa Monica Mts. Comment
  UCR216453  Antirrhinum multiflorum Nolan M. Ung 2008-5-26 042 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  SBBG32042  Aphanes occidentalis R. N. Philbrick with R. F. Thorne 1967-5-19 67 258 a Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  UC1215237  Aphanisma blitoides Peter H. Raven 1962-5-8 17610 Los Angeles walls of second canyon s Seal Cove; San Clemente Island 30 Comment
  UCR152466  Aphanisma blitoides A. C. Sanders, Lee Jones 2005-4-8 29323 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UC106514  Apiastrum angustifolium Brandegee May 1889 Los Angeles San Pedro Comment
  UCR19854  Aquilegia formosa L. E. Hoffman 1932-8-14 s.n. Los Angeles Los Angeles National Forest; Crystal Lake Comment
  UC855520  Arabis glabra Marcus E. Jones, A. M. 1882-5-2 3210 Los Angeles Pasadena Comment
  RSA252939  Arabis pulchra R. F. Thorne, Gary D. Wallace 1973-4-24 43415 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom 1174 Comment
  RSA0128664  Arabis repanda R. G. Swinney 1998-7-14 6440 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  CAS-BOT-BC407750  Arceuthobium abietinum James R. Shevock 1976-4-24 5015 Los Angeles along Big Pines Hwy. in the vicinity of Apple Tree Campground, San Gabriel Mountains, Angeles National Forest 1524 Comment
  RSA233719  Arceuthobium californicum Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42259 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2378 Comment
  RSA641310  Arctostaphylos gabrielensis Orlando Mistretta, Mark Elvin 1995-3-30 1584 Los Angeles San Gabriel Mountains: Mill Creek Summit; on summit just west of Angeles Forest Highway on Pacific Crest Trail. Comment
  RSA626706  Arctostaphylos glandulosa P. H. Raven, H. J. Thompson 1959-4-3 13910 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
Read comments
Dec 6 2011
  CAS-BOT-BC27184  Arctostaphylos glandulosa subsp. glaucomollis P. V. Wells 1960-4-16 48 Los Angeles Miller Canyon, N side San Bernardino Mtns., road to Arrowhead Lakes 1005 Comment
  SBBG118493  Arctostaphylos glandulosa subsp. mollis O. Mistretta 1992-7-13 724 Los Angeles Los Pinetos Spring Cyn Trail Comment
  UC1120280  Arctostaphylos glandulosa subsp. mollis P. L. Johannsen 1934-2-19 293 Los Angeles ne San Fernando Pass; Santa Susana Quadrangle Comment
  UC1120306  Arctostaphylos glandulosa subsp. zacaensis R. St. John 1930-1-21 77 Los Angeles Castro Peak Triunfo Pass Quadrangle Comment
  POM346573  Arctostaphylos glauca Barry Burnell 1971-2-9 235 Los Angeles Evey Canyon, Claremont. 716 Comment
  RSA631573  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15648 Los Angeles Angeles Forest Highway, 1.8 km south of Hidden Springs Cafe. 850 Comment
  RSA631639  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15633 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA771778  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCD51243  Arctostaphylos glauca A. D. Gifford 1934-4-14 117 Los Angeles 2 1/2 miles W. of Simi Pk. 457 Comment
Read comments
May 28 2014
  RSA634334  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22131 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA635118  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20356 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635158  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20279 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635188  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20395 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  CAS-BOT-BC42170  Arctostaphylos patula Timothy S. Ross; Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn.: central summit area, ca 1750 m WSW of Bear Gulch Camp 1732 Comment
  RSA635262  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20654 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA635263  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20658 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR108194  Arenaria douglasii Steve Boyd, R. K. Brummitt, Laura A, Moore 1998-5-26 10229 Los Angeles Liebre Mtns, Warm Springs Mtn, knoll NW of summit along road into Necktie Basin. 1134 Comment
  UCR101510  Arenaria macradenia var. kuschei Steve Boyd, Et al. 1997-7-8 10006 A Los Angeles Liebre Mountian Region, SE flank of Liebre Mtn., along ridge dividing Fish Cyn. and Bear Cyn. drainages, NE of Atmore meadows, along rough dirt track following old fuel break. 1744 Comment
  PASA443  Argemone platyceras Lavina M. S. Watson Los Angeles Verdugo Cañon Comment
  SD69502  Aristida adscensionis Robert F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island, dry south-southeast-facing rocky slope at Cherry valley. 60 Comment
  RSA12407  Artemisia biennis C. B. Wolf 1934-4-11 5620 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  CAS-BOT-BC84968  Artemisia californica Peter H. Raven 1957-9-21 11320 Los Angeles Small brushy hill at N.W. end of U.C.L.A. campus, Los Angeles Comment
  LA200156  Artemisia californica Michael Neuman; November 1983 10 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon Comment
  UC557796  Artemisia californica Nell Murbarger 1936-5-1 149 -2 Los Angeles e side of San Clemente Island Comment
  PASA827  Artemisia douglasiana Sally Ellis 1939-5-12 Los Angeles San Dimas canyon Comment
  UCR132943  Artemisia douglasiana Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  SD85055  Artemisia douglasiana E. R. Blakley 1962-10-5 5446 Los Angeles Santa Catalin Island; Cottonwood Canyon 1/4 mile upstream from ocean. 29 Comment
  RSA0021484  Artemisia dracunculus Duncan S. Bell, Caitlin Elam 2013-7-11 5356 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  UCR124738  Artemisia dracunculus B. C. Templeton 1932-8-26 5091 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UCD129234  Artemisia dracunculus F. R. Fosberg 1931-7-11 S 5384 Los Angeles Cape Canyon, Santa Catalina Island. 230 Comment
  UCR202525  Artemisia ludoviciana R. G. Swinney 2005-8-15 8484 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  POM19004  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7713 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  CAS-BOT-BC90816  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles upper end of first canyon south of Lemon Tank Comment
  RSA158251  Artemisia nesiotica Peter H. Raven 1962-5-9 17709 Los Angeles Wilson's Cove, San Clemente Island 46 Comment
  CAS-BOT-BC97276  Artemisia tridentata subsp. parishii Ralph Hoffmann 1931-9-28 s.n. Los Angeles Lancaster Comment
  CLARK-A1528-1099  Artemisia tridentata subsp. parishii John C. Roos 1946-11-23 3158 Los Angeles Placerita Canyon 365 Comment
  RSA478871  Arthrocnemum subterminale F. R. Fosberg 1930-6-30 S 3057 Los Angeles Del Rey 1 Comment
  UCR209900  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA250388  Asclepias eriocarpa R. F. Thorne, C. W. Tilforth, J. Dourley, R. Scogin 1972-8-11 42222 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  CATA1681  Asclepias fascicularis Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2973 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  RSA773800  Asclepias fascicularis R. G. Swinney 2009-6-17 11154 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  UC534844  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  UCR194060  Asclepias vestita R. G. Swinney 1999-6-5 7248 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA686316  Aspidotis californica Blanche Trask 1897-03 181 Los Angeles Avalon, Catalina island Comment
  SFV14639  Aspidotis californica S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon, north of Topanga Canyon Road development. 1 mile upstream of dam. Comment
  UC42404  Aspidotis californica O. D. Allen 1884-9-29 8 Los Angeles at base of San Gabriel Mts Little Santa Anita Canyon; San Gabriel Mts Comment
  UC688905  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts Comment
  RSA417629  Aster bernardinus Anstruther Davidson 1890-09 1021 Los Angeles Cienega, Los Angeles. Comment
  UCR277826  Astragalus bicristatus B. C. Templeton 1932-5-31 4854 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Camp, Angeles National Forest 2195 Comment
  CAS-BOT-BC182581  Astragalus didymocarpus var. dispermus H. E. Hasse 1893-5-21 s.n. Los Angeles Acton Comment
  CAS-BOT-BC182840  Astragalus douglasii Ernest C. Twisselmann 1962-4-18 6972 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA715206  Astragalus douglasii Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1939 Los Angeles Fairmont. 849 Comment
  UC565997  Astragalus gambelianus A. D. Gifford 1935-4-21 617 Los Angeles 3 mi nnw Manzanz; Tejon Quad., nnw of Manzana Comment
  UCR126580  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA609601  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  CAS-BOT-BC187483  Astragalus leucolobus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UC124580  Astragalus trichopodus H. M. Hall 1908-6-16 8287 a Los Angeles Avalon , Avalon (Santa Catalina Isl) Comment
  UCSB11267  Astragalus trichopodus Hancock, Dan 1961-3-31 Los Angeles In middle of Blackjack Rd.; 0.3 mi. from main gate to Middle Ranch; on Catalina Island Comment
  RSA235239  Astragalus trichopodus var. lonchus E. R. Blakley 1961-9-24 4771 Los Angeles Santa Catalina Island. N side of Ben Weston Beach. 6 Comment
  UCSB45417  Astragalus trichopodus var. lonchus Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
  RSA156059  Astragalus trichopodus var. lonchus P. H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch. 244 Comment
  CAS-BOT-BC199085  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Garapito Creek, Santa Monica Mts. 518 Comment
  SFV21955  Atriplex amnicola L. H. Garcia 2011-5-8 s. n. Los Angeles Malibu Lagoon. 5 Comment
  RSA155902  Atriplex californica P. H. Raven 1962-4-9 17158 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA155921  Atriplex californica P. H. Raven 1962-7-10 17951 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA452410  Atriplex canescens H. L. Bauer 1927-12 s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC170023  Atriplex confertifolia L. R. Abrams 1927-4-30 11749 Los Angeles West of Lancaster Comment
  CAS-BOT-BC172640  Atriplex coulteri George B. Grant; Walter Wheeler 1904-4-21 2313 Los Angeles On Santa Catalina Island, at Isthmus, Pacific Ocean, off southern California, Comment
  CAS-BOT-BC180947  Atriplex nummularia Carl B. Wolf 1931-12-30 2637 Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC180912  Atriplex pacifica Robert F. Thorne; P. Everett 1965-6-24 35035 Los Angeles Near small poind impounded by dam in lower Cottonwood Canyon, Santa Catalina Island 45 Comment
  CAS-BOT-BC176358  Atriplex parryi A. D. E. Elmer 1902-6-1 3640 Los Angeles Lancaster Comment
  CAS-BOT-BC176524  Atriplex polycarpa Ernest C. Twisselmann 1970-9-8 17480 Los Angeles Antelope Valley: Avenue A at 50th Street 731 Comment
  CATA1247  Atriplex prostrata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2327 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA657022  Atriplex semibaccata Joseph M. Keefe 2001-1-19 30889 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA533933  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5339 Los Angeles San Clemente Island. Southeast end of island; terrace 1650 feet WNW of Gudes, graded by the Navy to form a pad. 201 Comment
  RSA188106  Avena barbata R. F. Thorne 1966-4-6 35893 Los Angeles Santa Catalina Island: ridge between White and Moonstone Coves 15 Comment
  RSA715125  Avena barbata Daisie Huang 2006-3-9 60309 01 b Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  SEINET3919637  Avena barbata Louis C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop east southeast of Fremont Pass.; 0 594 Comment
  RSA657023  Avena fatua Joseph M. Keefe 2001-1-19 30890 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 262 Comment
  SFV20999  Avena fatua L. Gross 2003-3-23 815 Los Angeles San Fernando Valley Sunland, Sunhill Estates housing tract on south bluff overlooking Big Tujunga Wash. 335 Comment
  RSA694973  Azolla filiculoides Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Dimas Canyon (San Dimas Resevoir) 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
  UC211178  Azolla filiculoides I. Johnston 1917-5-13 1030 Los Angeles El Monte Comment
  CATA330  Baccharis glutinosa Mark L. Hoefs 1973-7-13 368 Los Angeles Santa Catalina Island: Ben Weston Beach 15 Comment
  UC63383  Baccharis glutinosa Ernest Braunton 1902-7-1 602 Los Angeles Los Angeles River Comment
  RSA0008316  Baccharis malibuensis Carl Wishner 1988-8-28 s.n. Los Angeles Santa Monica Mts. Creek drainage; Known as salvation Army's Camp Gilmore-Mountain Crags on Malibu Creek near Tapia county park. 152 Comment
  RSA587190  Baccharis pilularis Scott D. White 1995-12-5 3768 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA617180  Baccharis pilularis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns, and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries, Little Dalton Canyon, Little Dalton Debris basin 366 Comment
  CAS-BOT-BC106753  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  LA88392  Baccharis salicifolia O. H. Kappler; 1941-3-12 118 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA592421  Baccharis salicifolia Mark Hoefs, D. Propst 1973-3-3 46 Los Angeles Santa Catalina Island: Cottonwood Canyon. just below Escondido 213 Comment
  SD66843  Baccharis salicifolia R. Mitchel Beauchamp 1967-6-2 541 Los Angeles San Clemente Island, halfway between Eel Point and the sand dunes. 29 Comment
  UCR186594  Baccharis salicifolia T. B. Salvato, Sarah Flack 2007-8-8 3039 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCD129499  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntinton Drive at West Drive, San Marino. Comment
  HSC24485  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mtns., Angeles National Forest, upper part of meadow at Big Pines 2088 Comment
  UCR78119  Berberis nevinii Wandalee Thompson 1964-4-11 01 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  RSA355918  Beta macrocarpa R. F. Thorne 1975-9-4 47384 Los Angeles Santa Catalina Island: Fisherman s Cove; campus of USC Marine Science Center. Comment
  UC134531  Bidens pilosa Jos. W. Wolfskill 1899-11-21 Los Angeles Los Angeles Comment
  UC30571  Bidens pilosa H. P. Chandler 1897-1-1 Los Angeles Claremont foothills Claremont 701 Comment
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Jul 21 2010
  UCR155146  Bloomeria crocea A. C. Sanders 2005-5-5 29928 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA670599  Bloomeria crocea B. C. Templeton 1930-5-27 1465 Los Angeles Near Mulholland Drive. Santa Monica Mountains. 300 Comment
  HSC2999  Bloomeria crocea var. crocea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA599753  Bloomeria crocea var. crocea Steve Boyd, Lauren Raz 1997-5-6 9772 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG129315  Boechera californica A. Parikh, N. Gale 2012-5-3 3585 Los Angeles W Fork San Gabriel River, 0.1 km E of Glenn Trail Camp, 7.6 km W of State Hwy 39 (San Gabriel Cyn Rd) 608 Comment
  RSA482646  Boechera californica L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  LA204237  Boechera pulchra O. A. Plunkett; 1926-4-13 sn Los Angeles San Gabriel Mountains, Devil's Punch Bowl, Little Rock Comment
  RSA599118  Bothriochloa barbinodis V. W. Steinmann 1996-3-30 818 Los Angeles Pomona, Elephant Hill. 300 Comment
  UCR108322  Boykinia rotundifolia L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Head of Whitney Canyon at Santa Clara Divide Road 915 Comment
  UCR164843  Boykinia rotundifolia Naomi Fraga, Lisa Rojas 2005-7-7 1608 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  UCR258593  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  OBI26227  Brachychiton populneum Mark Schneider 1973-5-24 27 Los Angeles Hillrose at Floralita, Sunbud 518 Comment
  PASA387  Brassica campestris Annetta Carter 1929-1-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA792778  Brassica fruticulosa Justin M. Wood 2009-3-24 388 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  SBBG20550  Brassica geniculata E. R. Blakley 1963-12-7 6374 Los Angeles 200 yds SE of new air strip 60 Comment
  SEINET10904164  Brassica geniculata Donald R. Bissing 1973-6-2 Bissing 152 Los Angeles Evey canyon, san gabriel mtns: at mouth of canyon along fire rd in mixed evergreen forest. 707 Comment
  SEINET10626305  Brassica rapa Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3790 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  CAS-BOT-BC100414  Brickellia californica LeRoy Abrams 1904-9-2 4173 Los Angeles Elysian Park, Los Angeles Comment
  POM158297  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Santa Catalina Island: near falls Grand canyon 183 Comment
  SBBG66106  Brickellia nevinii S. W. Hutchinson, M. N. Ackley 1927-1 172 Los Angeles Mint Cyn 457 Comment
  UC571020  Brickellia nevinii Frank W. Peirson 1924-12-5 5382 Los Angeles Head of Eaton Canyon, s face of San Gabriel Peak, San Gabriel Mountains San Gabriel Mountains, San Gabriel Peak, Eaton Canyon 1645 Comment
  RSA226254  Brodiaea jolonensis Gary D. Cromwell, D. Wheat 1971-5-23 690 Los Angeles Mystic Canyon, San Gabriel Mtns., Angeles National Forest. 2 miles NE of Glendora, 549 Comment
  RSA385297  Bromus carinatus Gary D. Wallace 1979-5-3 1840 Los Angeles L.A. County Arboretum, Arcadia. Comment
  SD69691  Bromus carinatus Robert F. Thorne 1966-6-1 36453 Los Angeles Santa Catalina Island; NE facing slope along Pebbly Beach Drive SE of Avalon 7 Comment
  SEINET14397315  Bromus carinatus R. F. Thorne, D. Propst 1968-5-28 37668 Los Angeles Santa Catalina Island, upper N slope of Bulrush Canyon. 396 Comment
  CAS-BOT-BC149189  Bromus carinatus var. carinatus Le Roy Abrams 1901-4-1 1345 Los Angeles San Fernando Mountains. Comment
  UCR266282  Bromus catharticus D. E. Bramlet 2005-4-13 3798 Los Angeles Puente Hills, Powder Canyon 229 Comment
  CAS-BOT-BC156117  Bromus diandrus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. 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
  UCR259907  Bromus diandrus R. G. Swinney 2010-3-18 11989 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  SD50765  Bromus grandis Darley F. Howe 1959-6-21 2720 Los Angeles 4.8 miles west of Camp Baldy, roadside. 1372 Comment
  POM257623  Bromus hordeaceus L. C. Wheeler 1934-4-6 2509 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  RSA483707  Bromus hordeaceus Richard Noyes, L. Arnseth 1988-4-30 525 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  RSA584062  Bromus hordeaceus Timothy S. Ross, Steve Boyd 1991-4-25 4617 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  RSA592296  Bromus hordeaceus L. C. Wheeler 1967-5-13 9545 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA592403  Bromus hordeaceus Mark Hoefs, D. Propst 1974-5-10 458 Los Angeles Santa Catalina Island: ridge between Cottonwood and Sweet Water Canyons 61 Comment
  RSA706983  Bromus hordeaceus Prince, N. Refulio 2002-3-25 2 -280 Los Angeles Claremont. ~1 km south of San Antonio Dam on Mt. Baldy Rd. 600 Comment
  UC50582  Bromus hordeaceus Dr. A. Davidson Los Angeles Los Angeles Comment
  UCR271815  Bromus hordeaceus R. G. Swinney 2010-5-7 12597 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR277392  Bromus hordeaceus R. G. Swinney 2010-6-1 13162 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
  RSA92045  Bromus hordeaceus F. W. Peirson 1918-5-5 1555 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  SBBG131681  Bromus madritensis S. A. Junak 1999-4-24 SCa 873 Los Angeles E of Empire Landing Rd 213 Comment
  CATA672  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-23 1161 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR107774  Bromus rubens Jeanne Gural, Valerie Soza 1997-3-19 32 Los Angeles Bernard Field Station of the Claremong Colleges. NW corner of Mills Ave. and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  RSA729199  Bromus tectorum R. G. Swinney 1998-7-10 6374 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  RSA773828  Bromus tectorum R. G. Swinney 2009-6-3 11030 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG22686  Bromus tectorum M. S. Walters 1950-1 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR223349  Bromus tectorum R. G. Swinney 2009-7-29 11428 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  LA33357  Bromus tectorum R. L. Armacost; 1958-5-8 996 Los Angeles 106 Comment
  UCR168224  Bromus trinii David Charlton 1992-4-17 s.n. Los Angeles Western Mojave Desert, Piute Ponds between Lancaster and Rosamond, Edwards AFB 701 Comment
  UCR187100  Bromus trinii A. C. Sanders 2006-5-16 32315 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA660992  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Verdugo Mountains, south side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Climb ridge between Henderson and Engleheard Canyons to main crest., Then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way 854 Comment
  RSA764417  Caesalpinia gilliesii Justin M. Wood 2009-8-18 1250 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  IRVC26341  Calandrinia ciliata A. C. Sanders 2003-4-16 26022 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  SBBG131563  Calandrinia menziesii S. A. Junak 2000-4-15 SCa 1204 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  RSA369075  Calochortus Albert J. Perkins 1926-5-10 s.n. Los Angeles Victorville. Comment
  CAS-BOT-BC132263  Calochortus catalinae Frank T. II Callahan 1989-8-21 580 Los Angeles Santa Monica Mtns off Mulholland Dr. Comment
  HSC79780  Calochortus catalinae Bill Fugimoto 1971-5-2 34 Los Angeles 2 mi. N of Hwy. 1 in Los Flores Canyon in Santa Monica Mtns. 610 Comment
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May 29 2014
  RSA377309  Calochortus catalinae T. S. Clare 1929-3-26 s.n. Los Angeles Los Angeles Comment
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Oct 3 2014
  RSA712181  Calochortus clavatus A. C. Sanders 2005-5-5 29943 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark Plum. 671 Comment
  SBBG57742  Calochortus striatus W. B. Holt 1939-5-14 259 Los Angeles Lancaster Comment
  SBBG57743  Calochortus striatus R. Hoffmann 1929-5-21 Los Angeles Lancaster Village Comment
  UCR46182  Calochortus venustus Kathy Harper 1986-5-17 s.n. Los Angeles Bouquet Canyon Road north of Bear Spring at the junction with a dirt road [Leona Divide Fire Rd.?] south of and parallel to Elizabeth Lake Road Comment
  CAS-BOT-BC496763  Calochortus venustus W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Mtn. Campground 1676 Comment
  CATA1084  Calystegia macrostegia Mark L. Hoefs 1995-5-16 2034 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA0037065  Calystegia macrostegia Regina Allen 1983-5-24 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  RSA0114812  Calystegia macrostegia subsp. arida R. G. Swinney 2011-5-6 14622 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
  RSA0119672  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-21 16638 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  UCR280767  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-19 16565 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA199045  Calystegia macrostegia subsp. intermedia W. M. Gauntt 1966-4-30 182 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  SFV6255  Calystegia malacophylla M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Just up hill from first hairpin beyond junction with Brown's Canyon Road on road to summit of Oat Mountain. 1113 Comment
  RSA250491  Calystegia occidentalis subsp. fulcrata R. F. Thorne, John Dourley 1967-10-10 37345 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  UC1595268  Calystegia occidentalis subsp. fulcrata Tim Ross 1992-7-16 6690 Los Angeles near summit Mt. Gleason just e Military Reservation (San Gabriel Mountains); , nr summit Mt. Gleason 1901 Comment
  RSA599712  Camissonia Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9461 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA623700  Camissonia Scott D. White 1998-4-30 6364 Los Angeles Wrightwood Area: Sheep Creek and adjacent lower +/- E-facing mountain slopes. 1645 Comment
  IRVC26345  Camissonia bistorta A. C. Sanders, Andy Thompson 2003-4-15 26017 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  UCR237993  Camissonia bistorta D. E. Bramlet, Jennifer Pareti 2008-4-14 4187 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 762 m SE of Bouquet Canyon Rd. & 549 m south of Hayfork Rd. 473 Comment
  RSA0059135  Camissonia bistorta Floy L. Robinson 1921-4-15 37 Los Angeles Claremont. Comment
  RSA465990  Camissonia boothii subsp. desertorum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  POM49636  Camissonia californica A. D. E. Elmer 1902-06 3929 Los Angeles Acton. Comment
  RSA587237  Camissonia californica Orlando Mistretta 1994-5-11 1186 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA0081710  Camissonia campestris R. G. Swinney 2010-5-19 12791 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
  UCR206451  Camissonia campestris R. G. Swinney 2008-6-9 8968 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA552194  Camissonia campestris subsp. campestris D. Charlton 1991-5-18 s.n. Los Angeles West side of Piute, in dunes. Edwards AFB Comment
  RSA593012  Camissonia campestris subsp. campestris Steve Boyd 1996-4-25 8721 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA596065  Camissonia campestris subsp. campestris Louis C. Wheeler 1967-5-9 9395 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG60392  Camissonia campestris subsp. campestris R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  RSA0123886  Camissonia cheiranthifolia J. George 2012-3-12 s.n. Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Ave. 11 Comment
  RSA158211  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-8 17627 Los Angeles On dunes on western side of island opposite Wilson Cove, San Clemente Island. 30 Comment
  RSA454041  Camissonia cheiranthifolia subsp. suffruticosa E. S. Spalding 1931-7-30 s.n. Los Angeles Manhattan Beach Comment
  RSA454045  Camissonia cheiranthifolia subsp. suffruticosa Gale Sphon 1955-4-12 s.n. Los Angeles Open sandy area near beach, Point Dume. Comment
  RSA449207  Camissonia claviformis subsp. claviformis George B. Grant 1906-4-20 6798 Los Angeles Palmdale, Mojave Desert. Comment
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Sep 4 2011
  RSA449016  Camissonia confusa Robin S. Collins 1973-4-30 250 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Cyn. 609 Comment
  UCR273548  Camissonia confusa R. G. Swinney 2011-6-22 15242 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA748331  Camissonia hirtella Justin M. Wood 2009-6-1 782 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCR270940  Camissonia hirtella R. G. Swinney 2011-6-14 15119 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  POM3238  Camissonia micrantha I. M. Johnston 1917-5-6 1932 Los Angeles Evey Canon, north of Claremont. 686 Comment
  UCR219908  Camissonia micrantha R. G. Swinney, Jane Strong 2009-4-21 10414 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA0014727  Camissonia micrantha Laura Moore, Jean Moore 1999-4-25 26 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  RSA596169  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-12 9441 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA729962  Camissonia pallida subsp. pallida R. G. Swinney 1999-4-5 7066 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East. 1207 Comment
  UCR259142  Camissonia strigulosa R. G. Swinney 2010-4-28 12379 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SBBG60410  Camissoniopsis bistorta R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  SD139529  Camissoniopsis guadalupensis subsp. clementina Jon Rebman, Jonathan Dunn 1996-4-29 3104 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  LA46788  Camissoniopsis intermedia Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  LA46799  Camissoniopsis intermedia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA46203  Canbya candida H. Domsler; May 1926 sn Los Angeles near Lancaster Comment
  RSA655770  Capsella bursa-pastoris LeRoy Gross 2001-2-17 339 Los Angeles Verdugo Mountains, north side: Along Hostetter Mountainway, on paved part of road, just east of La Tuna Canyon Road. 488 Comment
  UCR190609  Cardamine californica R. G. Swinney 1990-3-14 1522 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, on Big Dalton Canyon Road, 1.0 mi east of Glendora Mtn Road, east side of road 442 Comment
  JEPS53396  Cardamine californica var. integrifolia Frank W. Peirson 1918-5-21 265 a Los Angeles Arroyo Seco San Gabriel Mountains, Arroyo Seco 487 Comment
  UCR142953  Cardamine oligosperma L. C. Wheeler 1936-4-5 4083 Los Angeles San Gabriel Mtns, San Dimas Canyon 701 Comment
  RSA0013595  Carex alma Orlando Mistretta, Christine Mistretta 2011-6-30 5778 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  RSA364581  Carex alma L. C. Wheeler 1933-7-4 1897 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR193171  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  RSA522454  Carex alma Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles Tujunga Ranger District, NE of summit of Tie Summit Station and E of Angeles Forest Hwy. 1463 Comment
  SEINET7549325 Image available Carex alma Louis C. Wheeler 1967-5-24 9750 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  UCR194580  Carex fracta R. G. Swinney 1998-7-29 6553 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  CAS-BOT-BC118425  Carex praegracilis Joseph Andorfer Ewan 1932-4-30 7447 Los Angeles Pacific Electric Ry. Bridge, Culver City. Comment
  RSA0013640  Carex schottii Orlando Mistretta, Youssef Atallah 2011-8-16 6039 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  UCR142889  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles San Gabriel Mtns, West Fork of Palmer Canyon 701 Comment
  SEINET8110810 Image available Carex schottii I. W. Clokey, C. B. Clokey; B. C. Templeton 1930-5-13 4613 Los Angeles Boquet Canyon Comment
  UC793591  Carex scopulorum var. bracteosa D. F. Howe 1947-3-22 22 Los Angeles Topanga Canyon, about 3 mi from the ocean Santa Monica Mts. Comment
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Jan 25 2008
  RSA747462  Carpobrotus chilensis R. G. Swinney 2008-4-4 8610 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA0011154  Carya L. M. Prince, Lucinda A. McDade, Norm Ellstrand, Pace Lubinsky, Andrea Kaus 2008-8-18 512 Los Angeles Bonelli Park, San Dimas 315 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
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Jul 28 2021
  SD38140  Castilleja affinis Edith A. Purer 1935-5-11 6557 Los Angeles Malibou Lodge Road, Santa Monica Mountains Comment
  UCR126998  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  RSA82258  Castilleja affinis subsp. affinis F. W. Peirson 1926-4-26 6648 Los Angeles At summit of Mint Canyon Grade east of Saugus. Comment
  RSA733159  Castilleja applegatei subsp. martinii R. G. Swinney 1997-6-13 5592 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  RSA448686  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-7-11 s.n. Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA659357  Castilleja applegatei subsp. martinii D. Roche 1998-5-30 37 Los Angeles Mt. Baldy Road 5.8 miles from the intersection of Mills Ave. adn Mt. Baldy Rd. 982 Comment
  SD134379  Castilleja chromosa Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  SBBG54563  Castilleja exserta F. W. Pennell, H. Anderson 1940-4-30 25298 Los Angeles 1.5 mi W of Topanga 548 Comment
  RSA640731  Castilleja exserta subsp. exserta Louis C. Wheeler 1931-3-12 s.n. Los Angeles Claremont. Comment
  SEINET4095936  Castilleja foliolosa R. Moran 1941-1 689 Los Angeles Middle Ranch, Santa Catalina Island. 250 Comment
  UC1012103  Castilleja foliolosa F. W. Pennell and Harvey Anderson 1940-4-30 25301 Los Angeles w of Topanga (Route 27); Santa Monica Mountains 701 Comment
  RSA400549  Castilleja foliolosa L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest Comment
  CAS-BOT-BC243781  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Horse Flats Campground, Angeles National Forest, San Gabriel Mountains Comment
  CAS-BOT-BC32649  Castilleja martinii LeRoy Abrams 1901-7-10 1881 Los Angeles Wilson's Peak Comment
  RSA239843  Castilleja miniata subsp. miniata John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles Along State Highway 2, below Dawson Saddle, San Gabriel Mountains. 2348 Comment
  UCR172456  Castilleja subinclusa subsp. franciscana Anuja Parikh, Nathan Gale 2005-6-2 2114 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46 366 Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  UC10381  Caulanthus amplexicaulis J. Burtt Davy May 9 1896-May 24 1896 2563 Los Angeles Manzana Antelope Valley, Manzana Comment
  SFV10192  Caulanthus inflatus J. G. Cuti 1978-4-2 39 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  RSA0084171  Caulanthus lasiophyllus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4255 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  UC1971199  Caulanthus lasiophyllus Louis C. Wheeler 1968-4-17 Los Angeles SAN GABRIEL MOUNTAINS: Big Rock Creek, 3/4 mile north of Big Rock Springs. Comment
  RSA597029  Ceanothus cordulatus Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3849 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  CAS-BOT-BC48723  Ceanothus crassifolius Alice Eastwood 1919-6-20 9042 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC48758  Ceanothus crassifolius John Thomas Howell 1928-2-9 3325 Los Angeles on Trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  RSA2997  Ceanothus crassifolius Carl B. Wolf 1932-3-4 2671 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  UC80008  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles near Claremont (San Antonio Canyon) Comment
  JEPS42305  Ceanothus greggii var. vestitus F. W. Peirson 1919-6-14 415 a Los Angeles san Gabriel Mts. 1371 Comment
  RSA600170  Ceanothus greggii var. vestitus Steve Boyd, Lauren Raz 1997-5-1 9662 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
  CAS-BOT-BC50079  Ceanothus insularis Ezra C. Knopf 1926-3-30 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  JEPS42404  Ceanothus leucodermis Frank W. Peirson 1920-9-14 2281 Los Angeles Coldwater Canyon San Gabriel Mts. (San Antonio Mts) Comment
  RSA609102  Ceanothus leucodermis Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  SBBG130742  Ceanothus megacarpus S. A. Junak 2000-3-31 SCa 1153 Los Angeles W side of rd to White's Landing, ca. 0.2 mi N of intersection with rd to Echo Lake 396 Comment
  RSA213371  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 697 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  RSA234632  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  RSA261705  Ceanothus megacarpus var. insularis T. S. Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island. Comment
  UC124601  Ceanothus megacarpus var. insularis H. M. Hall 1908-6-15 8271 Los Angeles Swains Canyon in bottom near the sea; Santa Catalina Island 4 Comment
  CAS-BOT-BC51439  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island: N slope of Blackjack Mt. 457 Comment
  CAS-BOT-BC51442  Ceanothus megacarpus var. megacarpus Tim Ross 1993-4-22 6888 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft) 350 Comment
  UC1070884  Ceanothus megacarpus var. megacarpus H. A. Jensen 1933-4-10 286 Los Angeles Hollywood Lake Santa Monica quad. 243 Comment
  CAS-BOT-BC50481  Ceanothus oliganthus F. A. Mac Fadden 1935-3-12 s.n. Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC50496  Ceanothus oliganthus W. R. Dudley 1907-12-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  UCR158847  Ceanothus oliganthus Scott D. White 1994-7-14 2239 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  SEINET5743567 Image available Ceanothus oliganthus Unknown s.n. Los Angeles Mt. Wilson Trail. Angeles National Forest.; Angeles National Forest Comment
  UCR146479  Ceanothus oliganthus subsp. oliganthus Scott D. White 2004-7-27 10624 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  RSA398828  Ceanothus oliganthus var. oliganthus Anstruther Davidson 1896-04 1743 Los Angeles 2/3 way up Wilson Trail; Wilson's Peak. Comment
  UCR97802  Ceanothus spinosus Scott D. White 1997-3-12 4763 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  SEINET11740355  Cedrus deodara Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC272063  Centaurea melitensis Peter H. Raven; Henry J. Thompson 1959-6-4 14323 Los Angeles Dune grassland behind Point, Point Dume, Santa Monica Mountains 45 Comment
  SEINET4044544 Image available Centaurea melitensis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  LA201816  Centaurium venustum Arthur C. Gibson; 2003-6-1 4924 Los Angeles Santa Monica Mountains, Malibu Creek, Mulholland Hwy Comment
  UC444841  Centaurium venustum I. J. Condit Los Angeles San Dimas Comment
  RSA724517  Centaurium venustum K. Dobry 1992-10-25 d- 1081 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CAS-BOT-BC179814  Centrostegia thurberi Roxana S. Ferris 1918-6-12 940 Los Angeles 5 miles S of Lancaster Comment
  SD234488  Centrostegia thurberi R. G. Swinney 1998-6-12 6965 Los Angeles San Gabriel Mtns.: 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237 th Street East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  UCR206455  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR194769  Cerastium glomeratum Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 723 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA250621  Cerastium glomeratum R. F. Thorne 1971-3-31 41440 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA14712  Cercocarpus betuloides Fay A. MacFadden 1929-6-4 1069 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  LA33472  Cercocarpus betuloides var. betuloides Peter H. Raven; Henry J. Thompson 1959-4-3 13915 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  SBBG70709  Cercocarpus betuloides var. betuloides R. Hoffmann 1927-6-14 Los Angeles E end, Pine Cyn Comment
  UC457207  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  UC212376  Cercocarpus betuloides var. blancheae G. B. Grant 1906-9-1 7164 Los Angeles Santa Catalina Island Comment
  UC729520  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-13 3619 Los Angeles Hamilton Canyon, along ridge fence-line Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 243 Comment
  CAS-BOT-BC136973  Cercocarpus ledifolius var. intermontanus V. W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mountains, ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail 2550 Comment
  UC1127903  Cercocarpus ledifolius var. ledifolius Jerome S. Horton 1936-5-26 351 Los Angeles edge of Brown's Flat, San Dimas Experimental Forest, Kern watershed Brown's Flat; San Dimas Experimental Forest, Brown's Flat 1310 Comment
  HSC12510  Cercocarpus montanus var. glaber Wendell Wood 1970-6-20 15 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA190898  Cercocarpus traskiae Robert F. Thorne 1967-3-18 36737 Los Angeles Santa Catalina Island. Salta Verde, Wild Boar Gully (new name in honor of angry boar which charged but missed me). 168 Comment
  SBBG31387  Cercocarpus traskiae R. F. Thorne 1967-5-18 36900 Los Angeles Salta Verde, lateral gully to Wild Boar Gully 213 Comment
  CHSC100689  Chaenactis G. D. Wallace; Ann Hiller 1983-5-18 2056 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
  RSA603327  Chaenactis artemisiifolia Scott D. White 1997-5-21 5215 Los Angeles San Gabriel River Canyon: N of Azusa; roadside along Highway 39 above San Gabriel Reservoir. 476 Comment
  UCR259137  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12518 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  JEPS34175  Chaenactis glabriuscula F. W. Peirson 1918-6-28 243 Los Angeles foothills e of (which is about 2 mi n of Pasadena) Rubio Canyon 609 Comment
  RSA747463  Chaenactis glabriuscula R. G. Swinney 2008-4-4 8614 Los Angeles Lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR155654  Chaenactis glabriuscula A. C. Sanders, T. B. Salvato 2005-4-26 29684 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
  UCR190025  Chaenactis glabriuscula R. G. Swinney 1998-6-12 6956 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  CAS-BOT-BC277358  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Victor W Steinmann 1995-5-8 8555 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley 1182 Comment
  CAS-BOT-BC277378  Chaenactis glabriuscula var. glabriuscula S. B. Parish 1918-6-5 11866 Los Angeles Playa del Rey Comment
  RSA739666  Chaenactis glabriuscula var. glabriuscula John Dittes 2006-5-30 1386 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
  SBBG65564  Chaenactis glabriuscula var. glabriuscula M. N. Ackley -Jun-1926 279 Los Angeles Montrose 365 Comment
  UCR271855  Chaenactis santolinoides R. G. Swinney 2011-6-23 15310 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA0001019  Chaenactis santolinoides L. R. Abrams 1902-6-29 2589 Los Angeles Summit of Mt. Wilson. Comment
  RSA697024  Chaenactis xantiana LeRoy Gross, P. Morton 2004-6-9 1340 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  SEINET10866988  Chamaecyparis nootkatensis David B. Dunn 1939-10-18 Dunn UMO 46527 Los Angeles Cultivated tree in the Park along Santa Monica Blvd. near Wilshire Blvd. Beverly Hills. Comment
  RSA660065  Chamaesyce albomarginata Orlando Mistretta 1992-5-25 409 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SBBG67719  Chamaesyce albomarginata R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  RSA599305  Chamaesyce albomarginata L. C. Wheeler 1953-10-15 7053 Los Angeles Los Angeles. El Sereno district. Comment
  CHSC95365  Chamaesyce maculata LeRoy Gross; Wayne Law 2000-8-8 256 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  LA50647  Chamaesyce melanadenia A. M. Johnson; 1928-2-16 143 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SEINET7063569  Chamaesyce polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  CAS-BOT-BC70013  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Rubio Wash Comment
  SEINET804424  Cheilanthes covillei L. L. Kiefer 1957-1 3119 Los Angeles San Gabriel Mountains, NE of Sunland, Delta Canyon, trib of Big Tujinga Canyon, ca 3/4 mile up. 701 Comment
  SBBG18741  Chenopodium berlandieri E. R. Blakley 1962-10-5 5424 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UCR280508  Chenopodium berlandieri R. G. Swinney 2014-5-13 16497 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA681924  Chenopodium botrys Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9630 Los Angeles Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  RSA706649  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 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
  RSA611509  Chenopodium californicum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  SD252319  Chenopodium murale Steven A. Junak 2000-6-29 Sca 1345 Los Angeles Santa Catalina Island: Bird Rock, near High Point, NW end of Opuntia patch. 11 Comment
  SFV7497  Chenopodium murale W. C. Willig 1974-5-3 44 Los Angeles Santa Monica Mountains Agoura. 50 yards north of Lobo Vista Road, 0.75 miles west of Triunfo Canyon Road, Lobo Canyon. 245 Comment
  POM219129  Chenopodium pratericola L. C. Wheeler 1932-7-19 962 Los Angeles 2 miles north of Claremont. 412 Comment
  LA50812  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1958-10-11 13748 Los Angeles Santa Monica Mountains, La Tuna Canyon, 1.2 mi above Pacific Coast Hwy 152 Comment
  RSA773536  Chorizanthe brevicornu R. G. Swinney 2009-4-29 10563 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SBBG62232  Chorizanthe parryi var. fernandina R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC244666  Chorizanthe staticoides Samuel B. Parish 1887-6-1 1988 Los Angeles St. Francisquito Canyon [canon] Comment
  CAS-BOT-BC244715  Chorizanthe staticoides Grant 1901-5-23 3909 Los Angeles Echo Mtn near Hotel Comment
  RSA0065719  Chorizanthe staticoides Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4780 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA627561  Chorizanthe staticoides Sandy Leatherman, Brian Daniels 1998-5-27 37 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. .25 mile down the existing dirt road. 366 Comment
  RSA678253  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  UCR269119  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-5-2 2601 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 48 per TRTP Survey 2008), in the vicinity of Ritter Ridge 1085 Comment
  UCR189837  Chrysothamnus nauseosus R. G. Swinney 1998-8-31 6881 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
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Jul 6 2021
  RSA600678  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  RSA90912  Chrysothamnus nauseosus subsp. mohavensis F. W. Peirson 1928-9-5 8192 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  SBBG43863  Cirsium occidentale var. californicum M. R. Benedict 1971-6-26 Los Angeles near rd 0.5 mi S of Wilson Cove Comment
  UCR259143  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-28 12378 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA592402  Cirsium occidentale var. occidentale Mark Hoefs 1974-5-10 461 Los Angeles Santa Catalina Island: on ridge in lower Cottonwood Canyon. 30 Comment
  UC469080  Cirsium occidentale var. occidentale C. F. Millspaugh 1920-3-25 4876 Los Angeles Gallagher's Canyon Santa Catalina Island, Gallagher's Canyon Comment
  CAS-BOT-BC228705  Cistanthe umbellata W. R. Ernst 1957-4-19 162 Los Angeles Along Highway 6, 2.9 miles north of junction with Angeles Crest Highway (2) Comment
  RSA748335  Cistus incanus Justin M. Wood 2009-6-1 803 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  RSA702182  Cistus ladanifer Scott D. White 2004-7-27 10628 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  POM153236  Clarkia bottae C. L. Hitchcock 1928-4-21 59 Los Angeles Santa Monica Mountains: beside road leading to Ventura Hwy. 500 Comment
  POM3122  Clarkia bottae L. R. Abrams 1902-6-16 2553 Los Angeles Santa Monica Mountains: Sepulveda Canyon. Comment
  SFV6279  Clarkia cylindrica M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Oat Mountain. Along main ridge road. 1021 Comment
  RSA162766  Clarkia dudleyana J. D. Olmsted 1959-6-11 646 Los Angeles Evey Canyon, 1/2 mile west of junction with San Antonio Canyon NE of Claremont. Mt. Range: San Gabriel Mountains; Drainage Area: San Antonio Creek Comment
  RSA448255  Clarkia dudleyana Elbert Benjamine 1929-5-26 208 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  SBBG132121  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 314 Los Angeles S of Bryce Cyn, on toe of ridge on S side of first cyn, 0.35 mi from "Malo" at 155 degrees 243 Comment
  UCR177282  Clarkia epilobioides Scott D. White, Michael Honer 2003-5-7 9219 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  UCR188659  Clarkia purpurea R. G. Swinney 1990-4-28 1573 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  RSA0087867  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA448281  Clarkia purpurea subsp. quadrivulnera Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon. Comment
  RSA448285  Clarkia purpurea subsp. quadrivulnera Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  UC130891  Clarkia purpurea subsp. quadrivulnera Katharine Brandegee May 1909 Los Angeles Saugus Comment
  CAS-BOT-BC164872  Clarkia rhomboidea A. D. E. Elmer 1902-6-1 4168 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC165508  Clarkia unguiculata James L. Reveal 1988-5-17 6782 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west of the Bouquet Canyon Road between Palmdale and Saugus, on steep limestone slopes above Spunky Creek 944 Comment
  UCR205581  Clarkia xantiana R. G. Swinney 2008-5-12 8837 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  CAS-BOT-BC439125  Claytonia exigua subsp. exigua Timothy S. Ross; Steve Boyd 1994-5-11 7813 Los Angeles Liebre Mountains. Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground. 1621 Comment
  RSA579145  Claytonia exigua subsp. exigua Timothy S. Ross, Darin Banks 1994-4-12 7470 B Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  CAS-BOT-BC439507  Claytonia parviflora subsp. parviflora C. F. Baker 1909-4-19 5332 Los Angeles Claremont Comment
  CAS-BOT-BC439510  Claytonia parviflora subsp. parviflora Geo. B. Grant 1905-4-16 797 Los Angeles Pasadena Comment
  RSA0113808  Claytonia parviflora subsp. viridis LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7545 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  CAS-BOT-BC434188  Claytonia perfoliata A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCR16642  Claytonia perfoliata R. D. Keys 1973-4-29 s.n. Los Angeles San Gabriel Mountains, Glendora Ridge Road, 0.5 mile east of junction with Glendora Mountain Road, Angeles National Forest 1037 Comment
  RSA527793  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SDSU9787  Claytonia perfoliata subsp. perfoliata A. H. Gallup 1949-3-17 344 Los Angeles Lasca- common along drainage areas. 152 Comment
  RSA592784  Cleome isomeris Steve Boyd 1996-4-25 8682 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  CAS-BOT-BC423116  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  RSA79815  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Chilao, San Gabriel Mountains. 1646 Comment
  RSA588079  Collinsia childii Orlando Mistretta, Tim S. Ross 1994-6-1 1298 Los Angeles San Gabriel mountains, Santiago Canyon 1613 Comment
  RSA0117403  Collinsia concolor Scott D. White, Michael Honer 2003-5-7 9218 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  LA52020  Collinsia heterophylla Henry J. Thompson; 1960-5-14 3061 Los Angeles Santa Monica Mountains, Saddle Peak, just E of peak 701 Comment
  RSA408261  Collinsia heterophylla Louis C. Wheeler 1932-5-8 691 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  UC216146  Collinsia heterophylla A. Davidson, M. D. May 1921 3453 Los Angeles Pacoima Canyon Comment
  UCR138844  Collinsia heterophylla L. C. Wheeler 1967-5-18 9621 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA80169  Collinsia heterophylla F. W. Peirson 1924-5-26 4629 Los Angeles Trail to Switzer's Camp, San Gabriel Mountains 686 Comment
  UCR48955  Commelina benghalensis A. C. Sanders 1987-9-28 7398 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  SD40768  Constancea nevinii Carl B. Wolf 1932-10-6 4249 Los Angeles Santa Catalina Island; Avalon, opposite the yacht club. 10 Comment
  CATA1685  Convolvulus arvensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2980 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 219 Comment
  RSA755568  Conyza canadensis R. G. Swinney 2008-9-9 9330 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA733565  Cordylanthus rigidus subsp. setiger R. G. Swinney 1998-8-13 6731 Los Angeles San Gabriel Mtns.:Iron Mountain ridge, 0.5 mi. south of Iron Mountain summit, 100 m north of a Coulter pine grove. 2262 Comment
  UCD123100  Cordylanthus rigidus subsp. setiger R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  CAS-BOT-BC287744  Coreopsis bigelovii Ernest C. Twisselmann 1963-6-3 8367 Los Angeles Tehachapi Mts. Road to Highway US 99, just W of Gorman 1203 Comment
  CAS-BOT-BC287753  Coreopsis bigelovii Geo. B. Grant 1903-4-23 5424 Los Angeles Saugus Comment
  RSA765196  Coreopsis bigelovii Justin M. Wood 2010-5-10 1599 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA92474  Coreopsis californica var. californica F. W. Peirson 1920-4-26 1342 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  CAS-BOT-BC105678  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-16 s.n. Los Angeles Los Angeles 152 Comment
  CAS-BOT-BC105702  Corethrogyne filaginifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts., near Pasadena Comment
  CATA3254  Corethrogyne filaginifolia Julie L. King 2017-2-20 52 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 182 Comment
  JEPS126514  Corethrogyne filaginifolia Staci Markos 2001-9-18 193 Los Angeles Angeles National Forest, 6 miles west of Three Points on N2 (Pine Canyon Road). Comment
  POM246454  Corethrogyne filaginifolia F. R. Fosberg 1931-7-15 5418 Los Angeles Isthmus, Santa Catalina Island. 5 Comment
  SBBG127310  Corethrogyne filaginifolia D. Keil 1986-9-27 19737 -2 Los Angeles Interstate 5, just S of Hungry Valley Rd exit, roadside pullout 914 Comment
  SFV14465  Corethrogyne filaginifolia J. L. Reveal 1987-9-11 3885 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  UCR272848  Corethrogyne filaginifolia R. G. Swinney 2011-11-1 15950 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA611975  Corethrogyne filaginifolia var. filaginifolia Valerie L. Soza, Laura Moore 1997-8-16 52 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, north of grass area north of Foothill Boulevard. 411 Comment
  SEINET10615503  Corethrogyne filaginifolia var. filaginifolia David B. Dunn 1941-2-23 Dunn 693 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  RSA579284  Cortaderia selloana Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7424 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; San Pedro 7.5' USGS quadrangle., Near 33?44'22''N 118?20'45''W 177 Comment
  UCR142952  Cotula australis L. C. Wheeler 1936-3-8 4081 Los Angeles San Gabriel Mtns, Millard Canyon 457 Comment
  UCR260400  Cotula australis R. G. Swinney 2010-6-21 13287 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  CAS-BOT-BC287262  Cotula australis Louis C. Wheeler 1936-3-8 4081 Los Angeles Millard Canyon, San Gabriel Mts 457 Comment
  RSA678212  Crassula connata Valerie L. Soza, LeRoy Gross 2001-4-18 1138 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons. 716 Comment
  UCR259645  Crassula connata R. G. Swinney 2010-4-1 12128 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA249740  Crassula connata var. erectoides R. F. Thorne, M. Z. Thorne 1973-2-12 42464 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA595532  Crassula connata var. erectoides L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  RSA565747  Crassula tetragona Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo seco Canyon; between Gould Mesa Picnic area and Nino Picnic Area. Comment
  CATA93  Crocanthemum scoparium Peter Henrikson 1987-4-17 69 Los Angeles Santa Catalina Island: Below upper White's Landing Road, north exposure 365 Comment
  OBI69268  Crocanthemum scoparium John Knapp, Denise Knapp 2003-4-13 25 Los Angeles Catalina Island. 3695769.992N x 370288.942E 104 Comment
  RSA628702  Crossosoma californicum L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  UC212321  Crossosoma californicum Geo. B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  RSA479356  Croton californicus F. R. Fosberg 1930-7-3 S - 3107 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UC917889  Croton californicus Frank W. Gould 1944-3-26 2180 Los Angeles near Walteria; Palos Verdes Hills Comment
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May 24 2013
  UCR255496  Croton setiger Dan S. Cooper 2014-6-26 614- 43 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  CATA1369  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2491 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  UCR189949  Cryptantha R. G. Swinney 1998-8-31 6869 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
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Feb 19 2020
  UCR191739  Cryptantha A. C. Sanders 2008-4-23 35096 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR252890  Cryptantha R. G. Swinney 2010-5-11 12648 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
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Feb 19 2020
  UCR276749  Cryptantha R. G. Swinney 2010-8-11 13492 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
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Dec 7 2018
  PASA1979  Cryptantha circumscissa Frank W. Peirson 1919-5-10 Los Angeles Arraster Creek, San Gabriel Mts. 838 Comment
  RSA599782  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-3-25 9275 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
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Sep 12 2007
  SD104888  Cryptantha circumscissa Darley Howe 1979-4-30 5086 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  UC61499  Cryptantha circumscissa J. Burtt Davy May 9 1896-May 24 1896 2522 Los Angeles Manzana Antelope Valley Comment
  RSA640275  Cryptantha clevelandii R. F. Thorne 1971-5-17 41369 Los Angeles Santa Catalina Island: Ben Weston Beach. 6 Comment
  UC1212104  Cryptantha clevelandii Peter H. Raven and Henry J. Thompson 1960-4-12 15033 Los Angeles sw of Seminole Hot Springs; Santa Monica Mountains 365 Comment
  RSA802443  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-12 6021 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  UCR256540  Cryptantha clokeyi Anuja Parikh, Nathan Gale 2011-6-23 3499 Los Angeles Transverse Range: San Gabriel Mountains, north of Iron Mountain, 1.6 km east of Angeles Forest Hwy, 1.1 km south of Monte Cristo Creek 1523 Comment
  SBBG127074  Cryptantha decipiens A. Parikh, N. Gale 2011-6-16 3476 Los Angeles Aliso Cyn, 1.5 km W of Angeles Forest Hwy, 0.1 km S of Aliso Cyn Rd; San Gabriel Mtns 1095 Comment
  SD181670  Cryptantha decipiens LeRoy Gross, Orlando Mistretta and Valerie Soza 2003-5-13 894 Los Angeles Big Rock Creek, north and east of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR155379  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-5-24 30267 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA251524  Cryptantha intermedia R. F. Thorne 1973-4-11 42782 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  UC557754  Cryptantha maritima Nell Murbarger May, 1936 186 Los Angeles s end San Clemente Island; s end San Clemente Island Comment
  UCR62352  Cryptantha micrantha Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  RSA653843  Cryptantha micromeres Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 767 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  SD248349  Cryptantha micromeres Dan S. Cooper 2013-4-22 413 60 Los Angeles Western Transverse Range: Hollywood Hills: Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir. 232 Comment
  POM3963  Cryptantha microstachys I. M. Johnston 1918-6-2 2019 Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  RSA0087382  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA678252  Cryptantha microstachys Valerie Soza, Steve D. Boyd 2002-4-10 1394 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
  UCR205585  Cryptantha muricata R. G. Swinney 2008-5-12 8830 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR261551  Cryptantha muricata R. G. Swinney 2010-6-29 13374 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  UCR65546  Cryptantha muricata T. S. Ross, Steve Boyd 1990-5-14 2499 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1073 Comment
  JEPS67710  Cryptantha muricata W. L. Jepson 1920-5-3 8933 Los Angeles above Castac Creek 975 Comment
  RSA0078908  Cryptantha muricata var. denticulata Michael Honer 2004-6-22 2014 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA0078882  Cryptantha muricata var. denticulata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38854 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Angeles Crest Highway at headwater of South Fork, Big Rock Creek, ca. 1.7 miles south of Dawson Saddle. 2317 Comment
  UCR271142  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15108 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR47372  Cryptantha muricata var. muricata David Charlton 1986-6-15 227 Los Angeles San Gabriel Mtns, Angeles Crest Hwy, several miles north of Big Pine on shaded E-facing slope at the base of a roadcut 2134 Comment
  SBBG14702  Cryptantha nevadensis var. rigida H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UCR194009A  Cryptantha oxygona R. G. Swinney 1999-6-5 7253 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR121218  Cryptantha pterocarya var. pterocarya June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  RSA0079047  Cryptantha pterocarya var. pterocarya Orlando Mistretta 1992-5-4 244 Los Angeles San Gabriel Mountains: Little Rock Creek; Alimony Ridge. 1263 Comment
  RSA679954  Cryptantha similis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 878 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA713091  Cryptantha similis LeRoy Gross 2005-5-3 2232 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA549524  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3458 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA774268  Cryptantha simulans R. G. Swinney 2009-6-8 11090 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR77575  Cryptantha simulans T. S. Ross, Steve Boyd 1990-6-18 3466 Los Angeles San Gabriel Mtns., Camp Verdugo Pines and vicinity, northerly draw draining to Jackson Lake 1915 Comment
  RSA680071  Cryptantha traskiae Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 319 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SD86340  Cryptantha traskiae R. Mitchel Beauchamp, M. Douglas 1972-3-24 3222 Los Angeles San Clemente Island, slope south of Eel Point. 24 Comment
  SEINET10625755  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3834 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA394302  Cucurbita foetidissima Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  RSA518480  Cupressus macrocarpa A. C. Sanders 1987-12-4 7446 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  IRVC28679  Cuscuta californica A. C. Sanders, Mark Elvin 2002-6-18 25122 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
  SBBG5782  Cuscuta denticulata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC535545  Cuscuta subinclusa Ira W. Clokey, B. Templeton Jul 1929 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA729542  Cycladenia humilis R. G. Swinney 1998-9-7 6941 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA594630  Cylindropuntia echinocarpa Steve Boyd, Lauren Raz 1996-10-14 9064 Los Angeles Liebre Mountains region, Anaverde Valley near the north base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 miles south of the intersection with Avenue S. 927 Comment
  CAS-BOT-BC56159  Cylindropuntia echinocarpa Ira L. Wiggins 1937-3-10 8776 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA715121  Cynodon dactylon Daisie Huang 2006-3-9 60309 -3 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  UCR214650  Cynodon dactylon A. C. Sanders, Dan S. Cooper 2010-4-30 38141 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SEINET10515372  Cynodon dactylon G. B. Grant 1904-5-10 Grant 133 Los Angeles Collected at Pasadena, southern California. Not poisoned. Bermuda Grass. Comment
  RSA563898  Cyperus eragrostis Scott D. White 1992-10-9 945 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UCR132942  Cyperus eragrostis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  UCR224013  Cyperus eragrostis Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11678 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR92111  Cyperus eragrostis B. G. Pitzer, Paul Gomez 1996-8-28 2745 Los Angeles Harbor City/City of Wilmington, Harbor Regional Park, at the intersection of Pacific Coast Hwy (State Hwy 1) & Vermont Ave. 4 Comment
  JEPS45930  Cyperus erythrorhizos F. R. Fosberg and J. Ewan 1931-8-10 S 5484 Los Angeles N. Fork San Gabriel, Crystal Lake 1615 Comment
  RSA200066  Cyperus erythrorhizos W. W. Wright 1968-9-16 s.n. Los Angeles West Lake, Los Angeles-Ventura County line off Highway 101. Comment
  UCR197193  Cyperus involucratus Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 662 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  RSA656258  Cyperus involucratus Yvonne Younger 1977-3-10 2 Los Angeles Verdugo Mountains: By vacant lot, disturbed area, 1210 Cresthaven Drive, Pasadena-Eagle Rock. 259 Comment
  RSA365110  Cyperus odoratus Anstruther Davidson 1889-05 s.n. Los Angeles E. Los Angeles. Comment
  UCR149914  Dactylis glomerata R. G. Swinney 1997-6-25 5655 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  UCR263618  Dactyloctenium aegyptium Anuja Parikh, Nathan Gale 2012-5-29 2160 Los Angeles Western Transverse Range; N side of Santa Susana Mountains, Newhall Ranch, 1.7 km SW of the intersection of Interstate 5 and Hwy 126 320 Comment
  SEINET3860090  Datisca glomerata R. G. Swinney 2009-4-21 10425 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon Wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCD126626  Datura stramonium Louis C. Wheeler 1973-6-15 s.n. Los Angeles Between San Diego (405) Fwy and Sepulveda Blvd., just east of Alameda St. Comment
  RSA421877  Datura wrightii D. S. Krause 1939-07 s.n. Los Angeles Hillsides above La Canada Comment
  SFV14461  Datura wrightii J. L. Reveal 1987-9-9 3881 Los Angeles Santa Susana Mountains Limekiln Canyon north of Rinaldi. 396 Comment
  UCR48951  Datura wrightii A. C. Sanders 1987-10-13 7419 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  RSA228868  Datura wrightii Robert F. Thorne 1971-6-26 40638 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA421891  Datura wrightii W. E. Lawrence 1905-10-1 1438 Los Angeles One plant on River bank E. Los Angeles. Comment
  SBBG59573  Daucus carota R. Hoffmann 1927-8-31 Los Angeles E end of Bouquet Cyn Comment
  RSA654342  Daucus pusillus Valerie L. Soza, Laura Moore 2000-5-30 969 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  SD69451  Daucus pusillus Robert F. Thorne, P. Everett 1965-6-22 34879 Los Angeles Santa Catalina Island, upper portion of Avalon Canyon along roadside. 274 Comment
  RSA659759  Daucus pusillus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 79 Los Angeles San Clemente Island. Comment
  SBBG12511  Deinandra clementina P. H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove 60 Comment
  SD92005  Deinandra clementina Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22693 Los Angeles San Clemente Island, on cliff in Iwo Jima Gulch, a tributary of China Canyon 170 Comment
  SDSU4565  Deinandra clementina R. M. Beauchamp 1967-3-17 235 Los Angeles East of Wilson Cove area. Comment
  UC1587703  Deinandra clementina Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5094 Los Angeles coastal flats wnw new landing field; San Clemente Island, North Head 15 Comment
  LA200233  Deinandra fasciculata Dr. Woodhouse; 1940-5-26 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  UC1536049  Deinandra fasciculata Robert F. Thorne 1975-9-4 47380 Los Angeles Fisherman's Cove Santa Catalina Island Comment
  UC89082  Deinandra fasciculata M. K. Curran 1885-7-1 Los Angeles Downey Comment
  SBBG36841  Deinandra minthornii D. D. Keck 1932-10-14 1953 Los Angeles N of Chatsworth city limits, on first hill W of Topanga Cyn Blvd, Santa Susana foothills Comment
  UCR195260  Delphinium cardinale Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  RSA11306  Delphinium parryi Fay A. MacFadden 1929-6-6 1600 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SEINET12090132  Delphinium patens R. F. Thorne 1971-1 41468 Los Angeles San Gabriel Mts, Angeles Nat'l Forest, along trail from Chantry Flats into Santa Anita Canyon 610 Comment
  RSA199041  Delphinium patens subsp. hepaticoideum W. M. Gauntt 1966-4-16 158 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  RSA783868  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 D Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  UC792946  Dendromecon harfordii Reid Moran 1949-2-7 3150 Los Angeles Johnson's Cove Catalina Island (ne slope) Comment
  UCR128159  Dendromecon rigida Mark A. Elvin, Cathleen Weigand 2003-5-22 2898 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCSB2126  Dendromecon rigida Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd on Mulholland Drive, Santa Monica Mts. Comment
  UCR281412  Descurainia pinnata subsp. glabra R. G. Swinney 2014-4-30 16264 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
  UC56979  Descurainia pinnata subsp. menziesii W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  POM307807  Descurainia pinnata subsp. menziesii Henry J. Ramsey 1938-3-5 2753 Los Angeles Eaton Canyon Park, Altadena. Comment
  UC10800  Descurainia pinnata subsp. menziesii W. H. Brewer 1861-2-19 205 Los Angeles San Fernando Plain Comment
  RSA737101  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA660169  Dicentra chrysantha Orlando Mistretta 1992-5-25 437 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UCR277393  Dichelostemma capitatum R. G. Swinney 2010-6-1 13163 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
  RSA733081  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2001-4-18 7897 Los Angeles Mojave Desert: Valyermo area, ridge top c. 500 m east of south end of Bobs Gap. 1311 Comment
  SD158362  Dichelostemma capitatum subsp. capitatum Michael L. Wells 1990-4-17 90 18 Los Angeles Topanga Canyon, Entrada Road, 0.1 mile south of intersection with Topanga Canyon Road, east of road, ca. 100 meters along upslope margin of fire road surrounded by chaparral. (IPB 3/08) Comment
  LA201626  Dichelostemma capitatum subsp. pauciflorum Arthur C. Gibson; 2001-4-20 4233 Los Angeles SANTA MONICA MOUNTAINS, Mountclef Ridge, Wildwood Regional Park, Thousand Oaks, Santa Rosa Trail. Comment
  CAS-BOT-BC152895  Diplacus brevipes F. A. M. 1930-4-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills Comment
  CAS-BOT-BC153054  Diplacus fremontii L. R. Abrams 1941-4-24 13948 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  SBBG54052  Diplacus longiflorus K. R. Montgomery, T. W. Strid 1973-5-19 73 -73 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  SBBG38660  Diplacus puniceus R. Moran 1941-2-26 628 Los Angeles Johnson's Valley 100 Comment
  OBI69174  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mts Region. Fish cyn just upstream from the confluence with Castaic crk Comment
  SEINET10558198  Distichlis spicata var. stolonifera LeRoy R. Abrams Abrams 1440 Los Angeles Los Angeles. Comment
  SEINET10558210  Distichlis spicata var. stolonifera Delzie Demaree 1933-4-30 Demaree 10369 Los Angeles Old fields near dunes, Playa del Rey. Comment
  POM3624  Dodecatheon clevelandii subsp. clevelandii Dee Dee Abbott s.n. Los Angeles Claremont, Live Oak Canyon. 610 Comment
  RSA462209  Dodecatheon redolens L. E. Hoffman 1932-8-14 s.n. Los Angeles Mt. Islip, Angeles National Forest. 2439 Comment
  RSA642030  Draba corrugata var. corrugata Orlando Mistretta 1993-6-24 887 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2453 Comment
  UC1551975  Drymocallis glandulosa var. glandulosa Lyman Benson 1945-6-5 11753 Los Angeles on the Glendora Ridge Road 2 1/2 mi sw Camp Baldy (Cold Springs); San Gabriel Mountains, Cold Springs 1371 Comment
  LA200105  Dryopteris arguta Lawrence L. Kiefer; 1966-3-20 1763 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  RSA0081627  Dryopteris arguta R. G. Swinney 2010-8-30 13637 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA693698  Dryopteris arguta Ernest Braunton 1901-6-18 194 Los Angeles Laurel Canyon Comment
  UCR151220  Dryopteris arguta Scott D. White 2000-8-25 8131 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest 884 Comment
  UCR189683  Dudleya cymosa R. G. Swinney 1998-5-30 6176 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CAS-BOT-BC428120  Dudleya cymosa subsp. cymosa K. Nakai 1980-5-25 608 Los Angeles Santa Monica Mountains, Arroyo Sequit in UCLA-NLWRS Reserve next to Camp JCA (Jewish Community Association) ca. 2.5 km south of junction of Mulholland Hwy. and Little Sycamore Rd. on Mulholland Hwy. 209 Comment
  CAS-BOT-BC428119  Dudleya cymosa subsp. cymosa K. Nakai 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi. from junction of Gendora [Glendora] Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. 914 Comment
  RSA641380  Dudleya cymosa subsp. pumila Orlando Mistretta 1995-6-23 1827 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 2. 1829 Comment
  RSA605860  Dudleya densiflora L. C. Wheeler 1932-6-26 87 - Los Angeles San Gabriel Canyon 335 Comment
  RSA507543  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  SBBG98520  Dudleya virens T. Ross 1991-5-23 5492 Los Angeles lower Tota Cyn, E escarpment 76 Comment
  RSA0103474  Dysphania botrys R. G. Swinney 2011-10-18 15809 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
  RSA0114717  Dysphania botrys R. G. Swinney 2011-10-25 15886 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  RSA798120  Dysphania botrys Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0135 Los Angeles South side California State Route 2 at mile marker 66.82 2295 Comment
  SEINET13276773 Image available Dysphania botrys R. G. Swinney 2011-1 15919 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 (Azusa 7.5' Q.) (T2N R10W) 649 Comment
  UC403454  Echinocereus engelmannii unknown 1924-8-1 Los Angeles Claremont Comment
  SBBG54053  Ehrendorferia chrysantha K. R. Montgomery, T. W. Strid 1973-5-19 73 -83 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  LA202601  Ehrendorferia ochroleuca Carl Epling; April 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCD95147  Ehrendorferia ochroleuca Henry J. Thompson 1960-5-14 3059 Los Angeles Santa Monica Mountains, along road to Saddle Peak, just west of La Tuna Canon summit. 609 Comment
  CAS-BOT-BC221640  Ehrharta calycina Tim Ross 1993-4-22 6877 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  UCR150926  Ehrharta calycina Valerie Soza, LeRoy Gross 1999-5-11 466 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southwest of Johnstone Peak, east side of junction of Sycamore Flat Motorway and Bluebird Motorway 869 Comment
  RSA0068308  Eleocharis R. G. Swinney 2010-5-12 12713 Los Angeles 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
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  CAS-BOT-BC227119  Elymus A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  RSA239027  Elymus elymoides subsp. elymoides C. W. Tilforth, John Dourley 1973-5-24 817 Los Angeles 2.3 mi. NW of Mile High, above Shoemaker Canyon, north edge of San Gabriel Mountains. Comment
  HSC24481  Elymus elymoides var. elymoides R. F. Thorne, M. Z. Thorne 1969-7-9 38502 Los Angeles Sana Gabriel Mountains, Angeles National Forest: summit of Table Mt., elev. c. 7000 ft. 2134 Comment
  UCR258592  Elymus glaucus var. glaucus R. G. Swinney 2010-8-26 13595 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA608833  Elymus multisetus L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  UCD168376  Emmenanthe penduliflora J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  LA38489  Emmenanthe penduliflora var. penduliflora Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA191092  Emmenanthe penduliflora var. penduliflora Robert F. Thorne 1967-6-25 37081 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  UCR155614  Encelia actoni A. C. Sanders, T. B. Salvato 2005-4-26 29693 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
  CATA904  Encelia californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1742 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  UC1518752  Encelia californica Robert F. Thorne 1973-4-12 42923 Los Angeles Horse Cove San Clemente Island, Horse Cove (s end of island) 4 Comment
  RSA0039735  Encelia californica Ron Martinolich 1991-5-14 68 Los Angeles Los Angeles, Muholland Drive, 0.4 mi. west of intersection with Encino HIlls Drive, 30 ft. south of roadway. Comment
  UCR94689  Endolepis covillei A. C. Sanders, E. J. Lott 1993-5-6 13945 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA629709  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles San Gabriel Mountains: Sycamore Flat Campground, Big Rock Creek. . Comment
  UCR189710  Epilobium angustifolium R. G. Swinney 1998-7-14 6418 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  UCR147274  Epilobium canum Orlando Mistretta 1992-8-20 760 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  CAS-BOT-BC166255  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 346 Los Angeles N side Santa Monica Mts. near Girard 457 Comment
  CAS-BOT-BC166275  Epilobium canum subsp. canum Geo. B. Grant 1902-8-1 1394 Los Angeles Catalina Isl. Comment
  RSA503451  Epilobium canum subsp. canum Louis C. Wheeler 1966-10-25 9078 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR100422  Epilobium canum subsp. canum Scott D. White, Pam DeVries 1997-11-25 6035 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  RSA0098613  Epilobium canum subsp. latifolium R. G. Swinney 2011-9-27 15715 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA145420  Epilobium canum subsp. latifolium Gale Sphon 1959-6-27 375 Los Angeles San Gabriel Mountains, Angeles National Forest. South Fork, Big Rock Creek Comment
  RSA599896  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1933-10-20 2183 Los Angeles San Gabriel River. 70 Comment
  RSA679289  Epilobium ciliatum subsp. ciliatum Mark A. Elvin, Anne Marie Ruff 1996-8-1 299 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate at E end of road. Comment
  RSA0058204  Epipactis gigantea Richard G. Swinney 2010-6-23 13371 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA585680  Equisetum hyemale var. affine T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3334 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA639359B  Equisetum hyemale var. affine L. C. Wheeler 1932-8-2 1109 B Los Angeles N. Fork San Gabriel R., San Gabriel Mts. 1433 Comment
  POM281824  Equisetum laevigatum S. F. Blake 1910-9-7 963 Los Angeles Near Pasadena Comment
  RSA599752  Equisetum telmateia var. braunii L. C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  CAS-BOT-BC284128  Eragrostis pectinacea var. pectinacea Peter H. Raven 1961-9-24 16752 Los Angeles Bouquet Reservoir 914 Comment
  UCR260614  Eriastrum densifolium R. G. Swinney 2010-6-23 13338 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA0104655  Eriastrum densifolium subsp. austromontanum Justin M. Wood 2008-11-21 251 Los Angeles ANF Road (3N27). Near Mount Gleason Road. 1220 Comment
  LA206501  Eriastrum densifolium subsp. densifolium Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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  UCR84558  Eriastrum densifolium subsp. densifolium T. S. Ross, Steve Boyd 1994-7-7 8172 Los Angeles San Gabriel Mtns., upper Cienaga Canyon: S base of Liebre Mtn, just on the north side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch,' Angeles National Forest map, 1982). 1018 Comment
  CHSC100169  Eriastrum pluriflorum John Dittes 2006-6-5 1406 Los Angeles Transverse Ranges; San Gabriel Mtns.; 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
  UCR237992  Eriastrum sapphirinum D. E. Bramlet, Jennifer Pareti 2008-5-6 4259 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 854 m SE of Bouquet Canyon Rd. & 579 m south of Hayfork Rd. 486 Comment
  CAS-BOT-BC514989  Eriastrum sapphirinum subsp. dasyanthum Peter H. Raven; Robert F. Thorne 1964-5-7 19018 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountsins Comment
  RSA0121262  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1917-5-30 s.n. Los Angeles Eagle Rock. Comment
  RSA0121299  Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 0.5 mile northeast of San Dimas County Park 350 Comment
  CAS-BOT-BC515037  Eriastrum sapphirinum subsp. sapphirinum Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC154059  Ericameria cooperi A. C. Sanders; Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SBBG116377  Ericameria cooperi var. cooperi R. Burgess, P. Munro 2002-5-6 5139 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  SEINET7063585  Ericameria cooperi var. cooperi A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Pearblossom Highway. UTM Zone 11, 410583mE, 3820399mN. (WGS84/NAD83). 887 Comment
  RSA589072  Ericameria cuneata var. cuneata Orlando Mistretta 1994-6-6 1337 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  LA20016  Ericameria ericoides Jonathan Sauer; Linda Newby 1977-2-6 5928 Los Angeles 9 Comment
  OBI2904  Ericameria linearifolia Lewis S. Rose 1968-4-5 68016 Los Angeles Acton, Mojave Desert 823 Comment
  CAS-BOT-BC298887  Ericameria nauseosa var. bernardina Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's Canyon, San Gabriel Mts, near Pasadena Comment
  UC1119142  Ericameria nauseosa var. hololeuca H. A. Jensen 1933-6-8 326 Los Angeles Acton Tujunga Quad., Acton 822 Comment
  CAS-BOT-BC131662  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 2470 Los Angeles Just below Padua Hills Theatre above Claremont, west slope San Gabriel Mts. 457 Comment
  JEPS19137  Ericameria parishii var. parishii Frank W. Peirson 1918-9-7 225 Los Angeles above Hennigers Toll Road; San Gabriel Mts. Comment
  UCR182242  Ericameria parryi R. G. Swinney 1997-9-6 5868 Los Angeles San Gabriel Mountains., Forest Service Rd 4N06 (up Mescal Canyon), 0.8 mi N of Big Pines Rd. 1744 Comment
  JEPS31111  Ericameria pinifolia Ernest C. Twisselmann 1961-10-31 6677 Los Angeles Munz Lake Liebre Mountains, Munz Lake 929 Comment
  RSA695389  Ericameria pinifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25183 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  CHSC95440  Erigeron bonariensis LeRoy Gross 2001-11-10 454 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  SBBG31080  Erigeron bonariensis R. F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island Company parking lot 15 Comment
  UC1375267  Erigeron breweri var. jacinteus Robert F. Thorne 1971-8-25 41242 Los Angeles s ridge of summit of Mt. Baden-Powell; San Gabriel Mts., Angeles National Park, Mt. Baden-Powell 2804 Comment
  SBBG108941  Erigeron canadensis S. A. Junak 1996-9-29 SCl 680 Los Angeles Middle Ranch Cyn, ca. 0.3 mi downstream from upper rd crossing 396 Comment
  RSA188202  Erigeron foliosus R. F. Thorne, Percy C. Everett 1965-6-22 34874 Los Angeles Santa Catalina Island: canyon behind Bird Park 91 Comment
  POM158271  Erigeron foliosus M. B. Dunkle 1928-5-28 1982 Los Angeles Hillside by school, Avalon Canyon 38 Comment
  RSA596992  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1996-9-24 8966 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  POM6799  Erigeron philadelphicus P. A. Munz 1919-4-5 2469 Los Angeles Puddingstone Creek, San Dimas Comment
  SD237308  Erigeron sumatrensis A. C. Sanders 2009-11-6 37217 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  LA81946  Eriodictyon crassifolium O. H. Kappler; 1941-5-9 251 Los Angeles Santa Monica Mountains, Cold Creek 182 Comment
  RSA454985  Eriodictyon crassifolium var. nigrescens F. R. Fosberg 1931-7-11 7204 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  RSA580307  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1994-5-25 7924 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  CAS-BOT-BC188965  Eriodictyon parryi Steve Boyd; Lauren Raz 1997-5-29 9935 Los Angeles N base of Portal Ridge, N of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail, Liebre Mountains region 1097 Comment
  UCSB51841  Eriodictyon parryi Hodgson, John 1928-08 Los Angeles Peace Valley 914 Comment
  CATA1068  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1995-5-16 2008 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SD113479  Eriodictyon trichocalyx F. F. Gander 12 Los Angeles Claremont Comment
  LA211267  Eriogonum angulosum Arthur C. Gibson; Tarja Sagar 2004-9-21 5195 Los Angeles SIMI HILLS, Cheeseboro SMMNRA, along Cheeseboro Ridge Trail about 1 mile north S end of Sulphur Springs Trail. Comment
  RSA608832  Eriogonum baileyi var. baileyi Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR256564  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2011-6-24 3501 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 1.3 km south of Monte Cristo Creek 1390 Comment
  RSA552404  Eriogonum baileyi var. baileyi D. Charlton 1991-6-22 5421 Los Angeles Southwest Lancaster, corner of K and 40th streets. Antelope Valley, drainage from San Gabriel mtn foothills. 732 Comment
  UCR108404  Eriogonum brachyanthum L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA393139  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA782516  Eriogonum cithariforme Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 14 Los Angeles road 7N23 turn from road 7N08. Comment
  CAS-BOT-BC242772  Eriogonum davidsonii I. M. Johnston 1918-9-1 2134 Los Angeles San Antonio Mountains, Brown's Flats 1310 Comment
  CAS-BOT-BC242752  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at Blue Ridge Summit, 2 miles west of Big Pines 2247 Comment
  RSA614149  Eriogonum fasciculatum Valerie L. Soza, Jeanne Gural 1997-3-26 26 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave and Foothill Boulevard. 412 Comment
  UCR189842  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1998-7-27 6509 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR277124  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-29 13242 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  CAS-BOT-BC253205  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles E. slope of Coldwater Canyon, Santa Monica Mts. 335 Comment
  RSA0069280  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-6-8 13195 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
  RSA567257  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3868 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA650865  Eriogonum fasciculatum var. foliolosum Bob Cochrane 1948-5-2 s.n. Los Angeles Found in hills back of Occidental College. Comment
  UCSB8546  Eriogonum fasciculatum var. foliolosum Wedberg, H. 1957-5-7 Los Angeles U-turn S of tunnel, Sepulveda Comment
  RSA393462  Eriogonum fasciculatum var. polifolium Bonnie C. Templeton 1932-8-26 5093 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2195 Comment
  RSA393463  Eriogonum fasciculatum var. polifolium N. C. Cooper 1949-6-18 4209 Los Angeles Angeles Crest Highway, San Gabriel Mountains 1220 Comment
  UC454079  Eriogonum giganteum I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  UC412777  Eriogonum gracile Geo. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  UCR210200  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns., junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. south of Big Rock Creek Rd. 1634 Comment
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Oct 23 2020
  CAS-BOT-BC261171  Eriogonum heermannii var. heermannii C. B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, Desert Slope of San Gabriel Mts., 1/8 mile below Big Rock Ranger Station 1066 Comment
  RSA5498  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek. Desert Slope of San Gabriel Mountains. 1/8 mile below Big Rock Creek Ranger Station 1067 Comment
  CAS-BOT-BC268784  Eriogonum mohavense Roxana S. Ferris 1918-6-12 929 Los Angeles Lancaster Comment
  SFV19166  Eriogonum nudum var. westonii J. N. Hogue 2004-8-8 231 .5 Los Angeles San Gabriel Mountains Camp Eaton (= Camp Cumorah Crest). 3 km northeast of Newcomb Ranch. 1860 Comment
  RSA596433  Eriogonum ordii Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8873 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  SBBG118578  Eriogonum pusillum L. Gross, O. Mistretta, V. Soza 2003-5-13 889 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  UCSB30879  Eriogonum pusillum Burgess, Rick 1978-5-20 Los Angeles 165 St. East; 4 miles south of junction with Pearblossom Hwy 914 Comment
  UCR238978  Eriogonum roseum Anuja Parikh, Nathan Gale 2010-5-24 3214 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 1.9 km southwest of California Aqueduct 1105 Comment
  CAS-BOT-BC267607  Eriogonum saxatile James L. Reveal; Barbara J. Ertter 1976-6-28 4555 Los Angeles Angeles Forest Highway (California Highway N-3) in Aliso Canyon near the junction of Tie Creek, 1.2 mile north of Mill Creek Summit, San Gabriel Mountains 1371 Comment
  CAS-BOT-BC267610  Eriogonum saxatile Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3376 Los Angeles Along stream and immediately adjacent flats and slopes, ca 130 m N to 250 m NNW of Icy Springs, Big Rock Creek Canyon, San Gabriel Mountains 1732 Comment
  RSA733561  Eriogonum saxatile R. G. Swinney 1998-8-13 6741 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  RSA602806  Eriogonum umbellatum var. minus Louis C. Wheeler 1967-9-13 10745 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  UCSB22030  Eriogonum umbellatum var. minus Wilken, Dieter 1968-7-9 Los Angeles Ridge south of Dawson Saddle along trail to Throop Peak; San Gabriel Mtns 2468 Comment
  UCR209271  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-9-12 9446 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC265000  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-23 s.n. Los Angeles North side of Burkhart Saddle, San Gabriel Mountains 2103 Comment
  CAS-BOT-BC297955  Eriophyllum confertiflorum Peter H. Raven; Robert F. Thorne 1964-5-7 18996 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts Comment
  CAS-BOT-BC297975  Eriophyllum confertiflorum Mrs. G Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  OBI35602  Eriophyllum confertiflorum Rebecca Cicoria 1981-4-24 8 Los Angeles Sepulveda Canyon, Rolling Hills Comment
  SD186084  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Santa Susan Mountains; northwest of head of Sulphur Canyon. 1036 Comment
  UCD132101  Eriophyllum confertiflorum J. Sauer; W. Hansis 1975-5-3 5655 Los Angeles Tuna Canyon, western Santa Monica Mountains. Comment
  UCR43304  Eriophyllum confertiflorum David Charlton 1986-6-15 224 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  LA200194  Eriophyllum confertiflorum var. confertiflorum Jonathan Sauer; 1969-6-4 4573 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  RSA703545  Eriophyllum confertiflorum var. confertiflorum Michael Honer 2004-6-22 2006 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  UC1118338  Eriophyllum confertiflorum var. confertiflorum H. A. Jensen 1933-5-18 306 Los Angeles 2 mi ne from Acton; Tujunga Quadrangle 944 Comment
  CAS-BOT-BC308346  Eriophyllum nevinii Ira L. Wiggins 1949-2-22 11966 Los Angeles Near north-east end of San Clemente Island 38 Comment
  POM340605  Eriophyllum nevinii F. R. Fosberg, E. C. Evans II 1973-11-15 55243 Los Angeles San Clemente Island, Seal Cove, common along SW coast Comment
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Jun 25 2014
  RSA391771  Erodium botrys Bonnie C. Templeton, I. W. Clokey 1930-4-8 1494 Los Angeles San Fernando Valley near Sangus 300 Comment
  RSA652869  Erodium botrys Ron Martinolich 1991-5-3 63 Los Angeles Glendale, south of Figueroa Street dead end (at Marengo Drive). Past gate, south at T in road, to top of hill. Comment
  UCR125392  Erodium cicutarium A. C. Sanders, Mark Elvin 2003-3-5 25741 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
  RSA592264  Erodium cicutarium Louis C. Wheeler 1967-5-12 9485 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  RSA659443A  Erodium cicutarium Monica Acosta 1998-5-26 25 -A Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  RSA758704  Erodium moschatum Orlando Mistretta, Christine Mistretta 2008-4-19 2504 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  CAS-BOT-BC41509  Erysimum asperum Joseph Andorfer Ewan 1932-5-29 7219 Los Angeles San Gabriel Mountains. Mount Gleason. 1737 Comment
  CAS-BOT-BC40723  Erysimum capitatum Tim Ross; Steve Boyd 1991-4-25 4594 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon (which joins the lower East Fork of the San Gabriel River). 469 Comment
  SEINET269286  Erysimum capitatum Scott D. White, Chet McGaugh 1995-5-9 3012 Los Angeles East edge of santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of san Fernando Road and 457 Comment
  UCD114980  Erysimum capitatum Steve Mason 1993-5-1 26 Los Angeles on Sulfur Springs Road, 200 feet off Angeles Crest Highway on right roadcut. 1798 Comment
  RSA167097  Erysimum capitatum var. capitatum W. G. Webb 1935-1-6 s.n. Los Angeles Arroyo Seco Canyon, near La Canada Comment
  SD90491  Erythranthe guttata Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island; rocky bottom of upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst 244 Comment
  UC855142  Eschscholzia caespitosa Ira W. Clokey, B. Templeton 1929-4-9 4473 Los Angeles Mandeville Canyon Santa Monica Mountains (ridge) 400 Comment
  UCR88526  Eschscholzia caespitosa Scott D. White, Chet McGaugh 1995-5-16 3071 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UC1126402  Eschscholzia californica P. L. Johannsen 1934-3-28 309 Los Angeles San Francisquito Canyon Santa Susana Quadrangle Comment
  UC146751  Eschscholzia californica Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  RSA0008255  Eschscholzia californica Sara L. Crockett 1997-4-2 644 Los Angeles Santa Catalina Island. Middle Canyon, 2.5 miles NE of jct. with Skull Canyon Road; E side of road. 299 Comment
  RSA250625  Eschscholzia californica subsp. californica Robert F. Thorne 1971-4-2 41409 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  CAS-BOT-BC92214  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island. Pebbly Beach. 7 Comment
  RSA445469  Eschscholzia ramosa Katherine Brandegee 1916-5-17 s.n. Los Angeles Santa Catalina Island. Comment
  UC1215190  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  UC1929778  Eucalyptus pulverulenta Valerie Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson); elev. 915-1555m/3000-5100ft Comment
  RSA0084871  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR119058  Eucrypta chrysanthemifolia Jeremiah George 2001-3-19 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  UCR270964  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14321 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
  CATA983  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1994-5-21 1855 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA669148  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 511 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & 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. This home was burned down a long time ago, and road abandoned. 532 Comment
  RSA739751  Eucrypta chrysanthemifolia var. chrysanthemifolia John Dittes 2006-6-4 1390 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
  JEPS112934  Eulobus californicus Dean W. Taylor 2002-4-30 18024 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 1219 Comment
  UCR128011  Euphorbia maculata Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3001 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  UCD142571  Euphorbia melanadenia Louis C. Wheeler 1964-6-8 8479 Los Angeles San Gabriel Mountains. Burbank Canyon, W of Thompson Creek Dam. Comment
  RSA612078  Euphorbia peplus Valerie L. Soza 1998-4-26 67 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SE of pHake Lake, N of Foothill Boulevard. [Coordinates given are] at center of BFS. 411 Comment
  RSA592193  Euphorbia peplus L. C. Wheeler 1967-4-9 9180 Los Angeles San Gabriel Canyon, Canyon Inn. Comment
  SD245361  Euphorbia peplus Robert F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Foothills of the San Gabriel Mts. Flat area near mouth of Cobal Canyon, few miles N. of Claremont. Comment
  SEINET12142100  Euphorbia peplus J. F. Bright 1934-1 9248 Los Angeles Santa Monica Coast Range Comment
  RSA736334  Euphorbia serpillifolia Scott D. White, Justin M. Wood 2008-5-19 12016 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  RSA158215  Euphorbia spathulata P. H. Raven 1962-5-9 17675 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island 335 Comment
  CDA4877  Euphorbia terracina T. C. Fuller 1969-7-15 18679 Los Angeles Botanic Garden, U.C.L.A., Westwood. Comment
  CAS-BOT-BC312240  Euthamia occidentalis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River boogm, near Los Angeles Comment
  SEINET10624368  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2611 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  RSA775588  Fallopia convolvulus Orlando Mistretta, Christine Mistretta 2010-6-25 5353 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  SBBG128219  Festuca arundinacea M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3195 Los Angeles upper Bulrush Cyn, below 2nd reseroir 304 Comment
  SBBG98508  Festuca bromoides T. Ross 1991-5-21 5389 Los Angeles upper E branch of Box Cyn 472 Comment
  UCR277078  Festuca microstachys R. G. Swinney 2011-6-7 15091 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  LA105055  Festuca perennis Barry A. Prigge; 1988-7-3 8213 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
  SEINET3245958  Festuca pratensis R. G. Swinney 2009-1 10857 Los Angeles Transverse Range; San Gabriel tns: Sulphur Springs Campground, streamside from campground to 300 m downstream (Waterman Mtn. 7.5') 1585 Comment
  RSA609125  Ficus carica Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 Comment
  UCR206532  Ficus carica A. C. Sanders, T. B. Salvato 2009-5-20 36859 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA533947  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5193 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA188203  Filago californica R. F. Thorne, Percy C. Everett 1965-6-22 34913 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  RSA527646  Filago californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4367 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA523170  Foeniculum vulgare T. S. Ross 1991-2-23 4113 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/4 air mile W of Turnbull Canyon Rd. x Skyline Dr. 252 Comment
  RSA660899  Foeniculum vulgare Ann Williams 1992-5-7 16 -92 Los Angeles Grande Vista Dr., 1 mile off Beverly Dr. in Whittier. 146 Comment
  UCD112547  Frangula californica Daryl Koutnik 1978-4-21 403 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0011373  Frangula californica subsp. californica Orlando Mistretta, Youssef Atallah 2011-8-16 6060 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA0106487  Frangula californica subsp. cuspidata R. G. Swinney 2011-10-18 15825 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
  LA205581  Frasera neglecta Martha Hilend; 1926-7-6 254 Los Angeles San Bernardino Mountains, Holcomb Valley Comment
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Jan 14 2015
  CAS-BOT-BC211005  Fraxinus velutina Timothy S. Ross; Steve Boyd 1995-6-28 8636 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  UC1122061  Fremontodendron californicum subsp. californicum A. D. Gifford 1935-4-2 546 Los Angeles 5 1/2 mi ne of Redrock Mountain (Angeles National Forest, Sawmill Mountain, Quadrangle Tejon); Angeles National Forest, Sawmill Mountain 1493 Comment
  CAS-BOT-BC130246  Fritillaria biflora Marjorie Cole 1920-2-25 s.n. Los Angeles Foothills back of Glendora Comment
  RSA746542  Funastrum cynanchoides var. hartwegii A. C. Sanders, T. B. Salvato 2009-5-20 36865 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 96 Comment
  LA208355  Galium angustifolium Joseph Andorfer Ewan; 1930-5-17 5507 Los Angeles Pico Canyon above Newhall 548 Comment
  LA208351  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  RSA0020296  Galium angustifolium subsp. angustifolium Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5123 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC1409136  Galium angustifolium subsp. angustifolium R. F. Thorne and L. E. DeBuhr 1972-8-18 42245 Los Angeles just below peak of Mt. Islip; San Gabriel Mountains, Angeles National Forest 2499 Comment
  JEPS56097  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-16 4116 Los Angeles Angeles Crest Hwy 0.7 mi w Mt. Wilson turn-off; San Gabriel Mountains Comment
  CAS-BOT-BC223043  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-7-28 1591 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1752 Comment
  UCR269127  Galium angustifolium subsp. gabrielense Orlando Mistretta 1995-6-23 1407 Los Angeles San Gabriel Mountains, vicinity of Lookout Mountain, c. 0.25 mile southeast of Lookout Mountain summit 1829 Comment
  CHSC110695  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  POM296481A  Galium aparine Lyman D. Benson 1945-5-21 11725 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  SBBG89796  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Cyn Comment
  UC2052834  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  UCR106288  Galium aparine B. G. Pitzer 1996-5-5 2877 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA198815  Galium catalinense subsp. catalinense Robert F. Thorne, D. Propst 1967-5-27 37637 Los Angeles Santa Catalina Island. Above stream in lower end of Middle Ranch Canyon Comment
  RSA678814  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -a Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  UCR151344  Galium grande LeRoy Gross, Michael Denslow, B. Hogshead, Valerie Soza 2003-5-12 837 Los Angeles Transverse Ranges; San Gabriel Mtns region, Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29) 1037 Comment
  RSA682407  Galium grande Valerie L. Soza, Bill Hogshead 2003-5-6 1649 -a Los Angeles Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  LA83058  Galium jepsonii O. H. Kappler; 1947-6-7 Los Angeles San Gabriel Mountains, Mount Waterman Area 1920 Comment
  RSA640504  Galium jepsonii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  CAS-BOT-BC223138  Galium johnstonii Le Roy Abrams; E. A. McGregor 1908-7-5 657 Los Angeles Swartout [Swarthout] Canyon, desert slopes of the San Gabriel Mountains 1524 Comment
  UC1584921  Galium johnstonii Tim Ross and Steve Boyd 1991-7-24 5672 Los Angeles nne slope Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1901 Comment
  UC1586219  Galium johnstonii Tim Ross 1991-8-16 5839 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (near dry stream depression) 1719 Comment
  UC1587600  Galium johnstonii Tim Ross 1991-8-14 5755 Los Angeles easterly slope just below summit; San Gabriel Mts., Chilao Flat USGS 7.5' quad., Roundtop [Mtn 1889 Comment
  SBBG128308  Galium nuttallii M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 26 Los Angeles Deer Valley Trail 62 Comment
  LA50679  Galium nuttallii subsp. nuttallii A. M. Johnson; 1935-4-26 4582 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA530075  Galium porrigens var. porrigens Tim S. Ross 1991-8-16 5857 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  UC1586227  Galium porrigens var. porrigens Tim Ross 1991-8-16 5862 Los Angeles Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' Quad (s end) 1740 Comment
  UCR227640  Galvezia speciosa R. F. Thorne 1968-2-24 37916 Los Angeles Channel Islands, Santa Catalina Island, north bank of road from Fisherman's Cove 61 Comment
  RSA702183  Garrya veatchii Scott D. White 2004-7-27 10627 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  CATA1342  Gastridium phleoides Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2446 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  SD72797  Gastridium phleoides F. R. Fosberg 1931-4-22 S 4677 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island, dry north wall 199 Comment
  CDA5227  Gaura sinuata Dick Jones 1933-9-19 Los Angeles San Fernando Valley. 0 Comment
  RSA0110527  Gayophytum R. G. Swinney 2011-6-7 15084 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SBBG61274  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SEINET13203144 Image available Gayophytum heterozygum R. G. Swinney 2008-1 9050 Los Angeles San Gabirel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5' Q.) 2160 Comment
  SBBG51533  Geranium bicknellii M. H. Ward 1975-5-2 171 Los Angeles Pasadena Comment
  UCR177252  Geranium rotundifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1065 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA0110537  Gilia R. G. Swinney 2010-6-1 13138 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
  CATA174  Gilia angelensis Mark L. Hoefs, A. Douglas Propst 1973-4-6 139 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  SBBG31357  Gilia angelensis R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  SFV22059  Gilia angelensis V. Soza, L. Gross, B. Hogshead 2001-4-18 1162 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. 457 Comment
  UC1584925  Gilia angelensis Tim Ross 1991-4-8 4454 Los Angeles Elephant Hill San Dimas USGS 7.5' quadrangle, western Pomona 228 Comment
  UC52696  Gilia angelensis Geo. B. Grant March 1901 3668 Los Angeles Pasadena Comment
  UC2030119  Gilia angelensis Louis C. Wheeler 1967-5-29 9774 Los Angeles SAN GABRIEL MOUNTAINS: Cow Canyon Saddle, [covered former dump]. Comment
  UCR192206  Gilia capitata A. C. Sanders 2008-4-16 34901 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  UCR126550  Gilia capitata subsp. abrotanifolia Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  UCD117683  Gilia capitata subsp. abrotanifolia Antonio F. Machado; Lisa Seemann 1993-4-28 8 a Los Angeles Santa Clarita Valley, east of San Francisquito Road, 0.3 mile north of Seco Canyon Road. Comment
  SEINET883640 Image available Gilia collina var. grantii G. B. Grant 1902-1 503 Los Angeles Mount Wilson. Comment
  UCR190021  Gilia diegensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
Read comments
May 3 2012
  RSA0004781  Gilia inconspicua var. dentiflora Anstruther Davidson 1926-05 3617 Los Angeles Lancaster, Mohave Desert Comment
  UCR102537  Gilia interior George K. Helmkamp 1997-3-6 1344 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  RSA587400  Gilia latiflora subsp. cuyamensis Orlando Mistretta 1995-4-5 1603 Los Angeles Drainage W of Little Rock Creek Reservoir. 1189 Comment
  CAS-BOT-BC226312  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11841 Los Angeles Liebre Mountain: W. end of mountain along road to summit 1620 Comment
  UCD117780  Gilia latiflora subsp. davyi Daryl Koutnik 1978-3-23 130 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  CAS-BOT-BC226338  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley, Mohave [Mojave] Desert Comment
  UC23560  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Manzana ((towards Gorman's Station)); Antelope Valley, near Manzana Comment
  SD48353  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1954-4-19 9326 Los Angeles Open desert plain just east of Palmdale. 822 Comment
  SBBG126025  Gilia minor A. Parikh, N. Gale 2010-5-12 3156 Los Angeles 4.0 km S of Hwy 138, 0.1 km W of 120th St W, at intersection of rds under power lines 783 Comment
  UCR238626  Gilia modocensis Anuja Parikh, Nathan Gale 2010-5-12 3159 Los Angeles Western Mojave Desert, Antelope Valley, 3.9 km south of Hwy 138, 0.2 km west of 120th St. West, under power transmission lines 783 Comment
  RSA72283  Gilia nevinii F. W. Peirson 1923-4-9 3433 Los Angeles San Clemente Island: Wilson's Cove. Comment
  SBBG89764  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Ridge Comment
  SBBG118766  Gilia ochroleuca subsp. bizonata L. Gross with P. Morton 2004-6-9 1339 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  UCR209928  Gilia ochroleuca subsp. bizonata R. G. Swinney 2008-7-15 9203 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR223273  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-7-29 11448 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA0016258  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  RSA0017175  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-15 s.n. Los Angeles Mount Wilson: summit. 1829 Comment
  RSA469631  Gilia sinuata Christopher Davidson 1973-4-1 1889 Los Angeles 1 mile south of Littlerock. 762 Comment
  UCR189260  Gilia sinuata R. G. Swinney 1998-5-16 6062 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SD230273  Gilia tenuiflora subsp. tenuiflora Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1493 Comment
  CATA2230  Glandularia pulchella Sara L. Crockett 1997-4-15 128 Los Angeles Santa Catalina Island: 356 Sumner Avenue 15 Comment
  SEINET10631171  Glycine max Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3743 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  RSA600004  Gnaphalium californicum Steve Boyd, Lauren Raz 1997-5-28 9843 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UCR126914  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26191 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA0101308  Gnaphalium californicum S. Campbell 1980-6-4 40 Los Angeles Verdugo Mountains Region: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  RSA573749  Gnaphalium canescens subsp. beneolens Timothy S. Ross 1992-7-17 6735 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  RSA729543  Gnaphalium canescens subsp. beneolens R. G. Swinney 1998-9-7 6940 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA774788  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-23 11386 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA647898  Gnaphalium luteoalbum LeRoy Gross, Wayne Law 2000-8-8 246 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA598269  Gnaphalium microcephalum R. G. Swinney 1989-8-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton debris basin, in a disturbed area. 365 Comment
  RSA550707  Gnaphalium microcephalum Timothy S. Ross, Annette Ross 1991-7-29 5686 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  RSA640638  Gnaphalium palustre L. C. Wheeler 1966-10-1 8928 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  UCR192017  Gnaphalium palustre A. C. Sanders 2008-4-16 34908 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  UCR89975  Gnaphalium palustre Scott D. White, C. McGaugh 1995-6-6 3231 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  CAS-BOT-BC108965  Goodmania luteola C. G. Pringle 1882-5-24 s.n. Los Angeles Mojave Station. Lancaster Station. Comment
  RSA248889  Guillenia lasiophylla R. F. Thorne 1973-4-11 42860 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  SBBG62670  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  SEINET3929519  Gutierrezia californica David Keil 1986-9-27 19734 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit.; 0 914 Comment
  SFV21453  Gutierrezia californica L. Gross, V. Soza, S. Tessel 2001-6-4 401 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  CAS-BOT-BC282861  Hainardia cylindrica Le Roy Abrams 1901-6-6 1715 Los Angeles Ballona River Comment
  RSA591212  Hainardia cylindrica Steven A. Junak 1985-5-14 SC 1 -71 Los Angeles San Clemente Island, central part of island, along main road, roughly midway between intersection of road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone 381 Comment
  RSA595415  Hainardia cylindrica Mark Hoefs 1995-7-13 2371 Los Angeles Santa Catalina Island. By road to Catalina Harbor, Across from yacht club on west side of road. 12 Comment
  CATA439  Harpagonella palmeri Sara L. Crockett, Mark Elvin 1997-3-17 578 Los Angeles Santa Catalina Island: 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road; top of minor canyon SE of Peak 1395 373 Comment
  SD234338  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26265 Los Angeles Wesetern San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 miles due W of confluence of Bitter and Charlie Canyons (Warm Springs Mtn 7.5'Q) 441 Comment
  SBBG20510  Hazardia cana E. R. Blakley 1963-12-8 6397 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  CAS-BOT-BC158027  Hedera helix Tim Ross; Steve Boyd 1990-5-29 2702 Los Angeles San Gabriel Mtns: Big Rock Creek. Vicinity of an old destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station (only the foundation and scattered rocks remaining.) Comment
  LA200376  Helianthemum scoparium Michael Neuman; February 1984 14 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA775594  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5346 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  RSA627085  Helianthus annuus Scott D. White 1998-4-28 6349 Los Angeles Palos Verdes area: Slope above Portugese Bend, east of Altamira Cyn. 61 Comment
  UCR271885  Helianthus annuus R. G. Swinney 2010-4-28 12411 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA609017  Heliotropium curassavicum L. C. Wheeler 1931-4-22 s.n. Los Angeles San Dimas: Puddingstone. Comment
  SD252294  Heliotropium curassavicum Steven A. Junak 2000-7-1 Sca 1377 Los Angeles Santa Catalina Island: Just N of Cape Canyon Road, 0.4 mile E of intersection w/Middle Ranch Road, at storage shed, near Cape Canyon corrals. 228 Comment
  CATA207  Heliotropium curassavicum var. oculatum Mark L. Hoefs 1973-4-15 187 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  RSA360327  Hemizonia australis Louis Greata 1900-08 4023 Los Angeles Cienega, Los Angeles. Comment
  UCR65214  Hemizonia clementina F. R. Fosberg 1931-4-8 S- 04505 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  NY43177  Hemizonia fasciculata J. B. Walker 1995-6-7 1441 Los Angeles Santa Catalina Island, along road between Little Harbor and Big Spring 185 Comment
  SEINET11848425  Hemizonia kelloggii J. F. Bright, Wyman, C. 1931-1 5732 Los Angeles in county surrounding Hollywood Comment
  RSA360319  Hemizonia minthornii Sterling Keeley 1978-10-16 970 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  RSA0022651  Hesperocnide tenella Justin M. Wood 2012-3-20 4645 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  CDA22262  Hesperocnide tenella L. C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Lower Millard Canyon, just south of culvert.. . 0 Comment
  CAS-BOT-BC135902  Hesperoyucca whipplei Alice Eastwood 1906-6-5 223 Los Angeles Country adjacent to Los Angeles. Comment
  CAS-BOT-BC135940  Hesperoyucca whipplei LeRoy Abrams 1902-6-17 2564 Los Angeles Supulveda Canyon, Santa Monica Mts. Comment
  LA52106  Heteromeles arbutifolia A. M. Johnson; 1927-11-11 2681 Los Angeles 121 Comment
  OBI69265  Heteromeles arbutifolia John Knapp, Denise Knapp 2003-4-13 29 Los Angeles Catalina Island 104 Comment
  RSA724445  Heteromeles arbutifolia K. Dobry 1991-6-24 d- 760 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCR142819  Heteromeles arbutifolia L. C. Wheeler 1932-6-18 834 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon 427 Comment
  UCR47335  Heteromeles arbutifolia David Charlton 1987-1-31 632 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  UCR68920  Heteromeles arbutifolia Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4231 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0072406  Heteromeles arbutifolia M. A. Piehl 1962-10-3 62496 Los Angeles Santa Catalina Island. Near junction of main road and White's Landing Road. Comment
  RSA0072420  Heteromeles arbutifolia T. S. Clare 1931-4-7 s.n. Los Angeles Sandberg. Comment
  RSA0074501  Heterotheca fastigiata L. C. Wheeler 1933-9-26 2132 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA0074503  Heterotheca fastigiata F. W. Peirson 1920-9-13 5274 Los Angeles San Antonio Canyon, San Gabriel Mts. 1981 Comment
  CATA100  Heterotheca grandiflora Peter Henrikson 1987-4-23 75 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 9 Comment
  RSA0048605  Heterotheca grandiflora S. Karlin 1963-3-30 s.n. Los Angeles Mulholland Drive - Stunt Canyon. 548 Comment
  RSA0075825  Heterotheca grandiflora Paul Schallert 1956-10-13 1507 Los Angeles Mt. Valley near Monrovia. Comment
  RSA0075835  Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  SBBG63128  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  JEPS2415  Heterotheca sessiliflora subsp. fastigiata Frank W. Peirson 1918-10-16 285 Los Angeles Pacoima Canyon San Gabriel Mountains 533 Comment
  UCR276910  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-3-29 14256 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA0063057  Heuchera elegans Gerald Braden, Lori Ackerman 1988-5-19 24 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0063278  Heuchera elegans Wesley O. Griesel 1961-7-9 s.n. Los Angeles White Thorn Picnic Area State Hwy 2, San Gabriel Mtns. 2287 Comment
  CHSC98045  Hirschfeldia incana LeRoy Gross 2003-3-7 766 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. Southeast facing slope, road next to and below a pylon, near east end of a southwest trending ridge. The far west end of ridge ends above the 210 freeway. 564 Comment
  CAS-BOT-BC55359  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-9-6 14376 Los Angeles Santa Monica Mountains. Near mouth of Malibu Creek. 12 Comment
  RSA0118521  Hirschfeldia incana Steven A. Junak, Mark Hoefs, Keri Kirkland 1997-11-14 SCa- 478 Los Angeles Santa Catalina Island. Upper edge of camp at Emerald Bay, just N of main road. 18 Comment
  RSA162718  Hirschfeldia incana J. D. Olmsted 1958-3-17 62 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. 473 Comment
  RSA177763A  Hordeum depressum R. F. Thorne, P. Everett 1965-5-11 34557 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  RSA187993  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-23 34965 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 305 Comment
  RSA669291  Hordeum murinum subsp. glaucum LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 531 Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  JEPS44522  Horkelia rydbergii Frank W. Peirson 1923-8-31 4026 Los Angeles San Gabriel Mountains, Big Pines 1859 Comment
  UC1532945  Horkelia rydbergii Robert F. Thorne 1969-7-2 38217 Los Angeles Charlton Flats San Gabriel Mtns, Angeles National Forest Comment
  SBBG67329  Hosackia crassifolia var. crassifolia V. Duran 1933-7-8 3504 Los Angeles Horse Flats 1676 Comment
  UC303969  Hulsea heterochroma Geo. B. Grant 1902-6-10 Los Angeles Marlins Camp Comment
  RSA695506  Hulsea vestita subsp. gabrielensis Valerie L. Soza, Sarah J. DeGroot 2003-6-18 1690 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  POM6376  Hydrocotyle umbellata L. T. Street, G. Williams 1919-5-10 2705 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA286811  Hypericum androsaemum R. F. Thorne, Larry E. DeBuhr 1974-6-28 44764 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  SDSU7723  Hypochaeris glabra Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2198 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 183 Comment
  UCR202502  Imperata brevifolia Justin M. Wood 2008-11-25 254 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  SBBG13811  Isocoma menziesii M. A. Piehl 1962-10-3 62506 Los Angeles Ironwood Gully, E side of isthmus Comment
  HSC35739  Isocoma menziesii var. decumbens E. A. Wise 1975-12-25 Los Angeles 1 1/2 mi. S of Malibu colony on E side U. S. 101 Comment
  UCR186566  Isomeris arborea A. C. Sanders 2006-4-25 32199 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA601067  Iva axillaris Steve Boyd, Lauren Raz 1997-6-18 9989 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  RSA746543  Jacaranda mimosifolia A. C. Sanders, T. B. Salvato 2009-5-20 36866 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 96 Comment
  CAS-BOT-BC340173  Jaumea carnosa Carl B. Wolf 1932-9-16 4099 Los Angeles Bryant Ranch. 100 - 150 ft. W. of State Highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  POM202247  Juglans californica P. A. Munz 1934-4-2 13142 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  SDSU6894  Juglans californica D. F Howe 1947-3-22 1519 Los Angeles Topango canyon about one mile from coast. Comment
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May 22 2014
  UCR3262  Juglans californica H. M. Whistler 1964-4-11 640411- 05 Los Angeles San Gabriel Valley, 100 yards off road across from Puddingstone Reservoir 290 Comment
  LA200573  Juglans californica var. californica Louis Wheeler; 1931-11-11 351 Los Angeles Santa Monica Mountains, opposite Franklin Canyon on N-side of mountain 365 Comment
  SFV4822  Juglans californica var. californica F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain above summit. About 200 yards north of the telephone relay station. Comment
  UCR169887  Juglans californica var. californica A. C. Sanders, Dan Malueg, K. D. Jones 1999-11-19 23259 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 595 Comment
  LA19855  Juncus acutus subsp. leopoldii John Thomas Howell; 1927-6-30 2623 Los Angeles near Long Beach Comment
  RSA725757  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  SBBG12065  Juncus bufonius P. H. Raven 1962-5-8 17594 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  RSA0013204  Juncus bufonius var. occidentalis Orlando Mistretta, Christine Mistretta 2011-7-13 5929 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  UCR101219  Juncus duranii L. C. Wheeler 1954-9-1 7086 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  RSA228886  Juncus macrophyllus Robert F. Thorne 1971-8-25 41317 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  RSA607713  Juncus macrophyllus L. C. Wheeler 1947-7-11 6542 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  RSA368238  Juncus mexicanus Anstruther Davidson 1919-1 s.n. Los Angeles Cienega. Los Angeles. Comment
  RSA191378  Juncus occidentalis Robert F. Thorne, M. Z. Thorne 1967-7-19 37128 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA0074216  Juncus phaeocephalus var. paniculatus Anstruther Davidson 1900-1 1795 Los Angeles L. A. River, Los Angeles. Comment
  UCR182698  Juncus saximontanus R. G. Swinney 1997-8-6 5772 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  RSA603787  Juncus textilis L. C. Wheeler 1947-9-11 6627 Los Angeles South El Monte: San Gabriel River, near Potrero Chico. Comment
  SBBG45001  Juncus xiphioides V. Duran 1933-7-25 3531 Los Angeles Buckhorn 1981 Comment
  UCR143519  Juniperus californica N. C. Cooper 1943-11-20 979 Los Angeles Transverse Ranges; Liebre Mtns region, Mint Canyon, west of Ranger [Fire?] Station 762 Comment
  UCR181519  Juniperus californica R. G. Swinney 1994-6-12 2941 Los Angeles North Slope of Eastern San Gabriel Mtns, Pinon Hills, near entrance to Jubilee Scout Ranch, 2 mi south of Hwy 138 and just west of the San Bernardino Co. line, c. 200 m west of Boneyard Canyon 1341 Comment
  SBBG66464  Keckiella breviflora R. Hoffmann 1928-6-26 Los Angeles Ridge Route (US Hwy 99) Comment
  UC1871274  Keckiella breviflora var. breviflora T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CAS-BOT-BC235733  Keckiella cordifolia Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  NY790203  Keckiella cordifolia F. Grinnell Jr. 1905-7-4 459 Los Angeles Newhall Comment
  RSA0021280  Keckiella cordifolia Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5073 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SBBG66496  Keckiella cordifolia M. N. Ackley -Aug-1927 Los Angeles near Glendale, Verdugo Hills 274 Comment
  SD21267  Keckiella cordifolia Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UC1595256  Keckiella cordifolia Tim Ross and Peter Fritsch 1990-6-20 3631 Los Angeles mouth of Burro Canyon San Gabriel Mountains (confluence of East and West Forks of San Gabriel River) 445 Comment
  UCR258807  Keckiella cordifolia R. G. Swinney 2010-5-25 12980 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
  UCR130841  Kochia californica David Charlton 1989-4-21 2887 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  LA82506  Koeleria macrantha O. H. Kappler; 1943-5-23 470 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR139372  Koeleria macrantha I. M. Johnston 1917-6-15 1294 Los Angeles San Gabriel Mountains, Spring Hill, San Antonio Canyon 1296 Comment
  UCR179445  Koeleria macrantha R. G. Swinney, Dave Larson 1996-7-17 5115 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA0076568  Kopsiopsis strobilacea Barlew 1915-07 3130 Los Angeles Near Mt. San Antonio. Comment
  RSA0108947  Kopsiopsis strobilacea Robert F. Thorne, Mae Z. Thorne 1968-11-9 37862 Los Angeles San Gabriel Mts., Angeles National Forest. On summit crest of Mt. Williamson. 2499 Comment
  UCR222824  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10601 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
  RSA593497  Lagophylla ramosissima subsp. ramosissima Steve Boyd, Michael Wall 1996-5-16 8771 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. 671 Comment
  RSA757956  Lagophylla ramosissima subsp. ramosissima Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3291 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  UCR271748  Lamarckia aurea R. G. Swinney 2011-3-26 14231 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
  UCR55329  Lampranthus A. C. Sanders 1987-9-28 7395 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  SD126465  Lampranthus tenuifolius A. C. Sanders 1987-7-22 7169 Los Angeles El Segundo Dunes, west of L.A. International Airport & Pershing Dr, east of Vista Del Mar Blvd. 29 Comment
  UCR190003  Larrea tridentata R. G. Swinney 1998-6-12 6968 Los Angeles San Gabriel Mtns./Mojave Desert, 3 miles west of Pinon Hills, 1.4 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 1.4 mi. NNE of mouth of Mescal Canyon at reservoir 1305 Comment
  UC72669  Lastarriaea coriacea Geo. B. Grant 1901-1 667 Los Angeles Pacific Coast, Arcadia Arcadia; Southern California, Pacific Coast, Arcadia Comment
  CAS-BOT-BC338139  Lasthenia californica M. B. Dunkle 1940-3-18 7412 Los Angeles West end of Santa Barbara Island Comment
  RSA151309  Lasthenia californica Peter H. Raven 1962-4-10 17207 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  UC53907  Lasthenia coronaria Ernest Braunton 1902-4-1 254 Los Angeles north Pomona Comment
  POM361555  Lasthenia coronaria Louis Greata 1907-03 3767 Los Angeles Altadena Comment
  RSA361571  Lasthenia glabrata subsp. coulteri F. R. Fosberg 1930-6-30 448 Los Angeles Del Rey. Comment
  UC2061411  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 5 Los Angeles Tejon Ranch. Mojave Side; close to 290th Street Gate (Loomis Gate). Comment
  UC30444  Lasthenia gracilis Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC55088  Lasthenia gracilis unknown 1903-4-23 5427 Los Angeles Saugus Comment
  UC1215146  Lasthenia gracilis Peter H. Raven 1962-4-10 17207 Los Angeles summit Thirst; San Clemente Island 579 Comment
  RSA0115472  Lasthenia microglossa A. C. Sanders 2008-4-18 34964 Los Angeles Transverse Range/Mojave Desert: Cow Spring Canyon, west side of canyon toward mouth. 1004 Comment
  RSA188221  Lathyrus vestitus subsp. alefeldii R. F. Thorne, P. C. Everett 1965-6-22 34906 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  RSA123220  Lathyrus vestitus subsp. laetiflorus A. D. Gifford 1935-1-7 407 Los Angeles 6.5 miles E.S.E. of Whitaker Peak. 518 Comment
  RSA008387  Lathyrus vestitus subsp. laetiflorus Fay A. MacFadden 1930-04 2272 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA405697  Lathyrus vestitus subsp. laetiflorus H. M. Severance 1926-5-9 s.n. Los Angeles Little Sespe Canyon Comment
  UCD106523  Lathyrus vestitus var. alefeldii Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mi. east of Claremont, Antelope Valley. Comment
  RSA406662  Lathyrus vestitus var. vestitus L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  UC212328  Lathyrus vestitus var. vestitus S. B. Parish 1919-4-19 19259 Los Angeles near San Dimas; Lone Hill Comment
  UC50352  Lathyrus vestitus var. vestitus H. M. Hall 1903-4-1 3742 Los Angeles near Pasadena; Arroyo Seco Comment
  CDA5006  Lavatera cretica Scott D. White 1998-4-28 6350 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Palos Verdes area: Slope above Portugese Bend , east of Altamira Cyn. Vegetation types including annual grassland, degraded coastal sage scrub, and degraded sumac chaparral. USGS 7 1/2 San Pedro quad ca 33 44 1/2 N, 118 22 1/2 W Comment
  CAS-BOT-BC321522  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 mi E of El Monte 91 Comment
  JEPS39165  Layia glandulosa W. L. Jepson 1935-4-17 17054 Los Angeles 6.5 mi w Lancaster 731 Comment
  UCR276980  Layia glandulosa R. G. Swinney 2010-6-1 13159 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
  UCR280520  Layia glandulosa R. G. Swinney 2014-4-17 16067 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  SBBG20580  Layia platyglossa E. R. Blakley 1963-12-7 6332 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  CAS-BOT-BC380224  Layia platyglossa Le Roy Abrams; I. L. Wiggins 1931-7-6 376 Los Angeles Mosquito Harbor, San Clemente Island Comment
  CATA3069  Layia platyglossa Amy Catalano 2016-4-19 076 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  POM246628  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-2 4735 Los Angeles Bullrush Ridge, Santa Catalina Island 250 Comment
  RSA158281  Layia platyglossa subsp. campestris Peter H. Raven 1962-4-12 17331 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA545334  Layia platyglossa subsp. campestris Timothy S. Ross 1992-4-14 6151 Los Angeles San Clemente Island: Central E side of island, Midway between the mouth of Nanny Canyon and the First major escarpment draw S of it 183 Comment
  LA88649  Lepechinia fragrans Robert F. Thorne; 1966-4-29 36329 Los Angeles Santa Catalina Island: below rd to White's landing above turnoff to Echo Lake 411 Comment
  OBI69261  Lepechinia fragrans John Knapp, Denise Knapp 2003-4-13 33 Los Angeles Catalina Island 3695254.984N x 369457.457E 141 Comment
  SBBG128259  Lepechinia fragrans M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3028 Los Angeles lower Cottonwood Cyn 152 Comment
  RSA97668  Lepechinia fragrans R. M. Straw 1954-6-16 612 Los Angeles 0.5 mi. above ranger station, on old road in chaparral; Angeles Crest Hwy, San Gabriel Mountains. Comment
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Dec 11 2014
  CAS-BOT-BC434191  Lepidium dictyotum A. C. Sanders; T. B. Salvato; Michael Honer 2006-4-14 32078 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  RSA12906  Lepidium dictyotum var. acutidens C. B. Wolf 1935-3-24 6296 Los Angeles 1 mile north of Buena Park (valley to w of w coyote hills) alt. 175 ft. [Specimen is 0.1 km W of the Orange County line in L.A. County. Ref; Mr. Fred Roberts and Tom Chester] 53 Comment
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Jun 16 2008
  JEPS53639  Lepidium flavum Dr. C. C. Parry Mar 1888 Los Angeles Lancaster Comment
  SD52155  Lepidium fremontii A. Davidson 1893-1 550 Los Angeles Lancaster Comment
  UCR161197  Lepidium fremontii T. B. Salvato, Melissa Clemons 2005-9-27 1240 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA585323  Lepidium lasiocarpum Timothy S. Ross 1991-4-27 4719 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  SFV7339  Lepidium nitidum T. Gordon, M. H. Grayum 1975-3-21 855 Los Angeles Santa Monica Mountains Junction of Mulholland Highway and Cornell Road. 255 Comment
  SD90282  Lepidium nitidum var. nitidum Robert F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 424 Comment
  UCD115863  Lepidium pinnatifidum J. C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd. along railroad tracks between Westwood and Beverly Glen Blvds. Comment
  CATA1500  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-5-1 2708 Los Angeles Santa Catalina Island: Avalon Canyon Road by horse stables 24 Comment
  LA200321  Lepidium virginicum A. M. Johnson; 1932-5-30 4113 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  CAS-BOT-BC13009  Lepidium virginicum John Thomas Howell 1928-3-20 3484 Los Angeles Vermont Avenue between Sunset Boulevard and Santa Monica Boulevard. Comment
  POM122559  Lepidospartum latisquamum Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  UCR217819  Lepidospartum squamatum Dan S. Cooper 2010-8-26 810- 97 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  SBBG95214  Leptosiphon bicolor M. B. Dunkle 1928-3-31 1795 Los Angeles Cottonwood 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
  POM65896  Leptosiphon liniflorus Jos. Burtt Davy 1896-05 1874 Los Angeles Antelope Valley, below Caliente Comment
  UCD134056  Lessingia glandulifera R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  JEPS20559  Lessingia glandulifera var. glandulifera Frank W. Peirson 1918-10-16 278 Los Angeles entrance to Pacoima Canyon; San Gabriel Mountains, entrance to Pacoima Canyon 457 Comment
  UC284739  Lessingia glandulifera var. peirsonii P. A. Munz 1923-6-9 6936 Los Angeles near Elizabeth Lake (canyon n of Pine Canyon) 1219 Comment
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Feb 15 2016
  PASA1691  Lessingia lemmonii Frank W. Peirson 1928-9-5 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1280 Comment
  UC212955  Lewisia rediviva I. M. Johnston 1917-6-20 1493 Los Angeles Baldy Lookout of USGS San Antonio Mountains 1981 Comment
  RSA464479  Lewisia rediviva Bonnie C. Templeton 1932-6-17 4911 Los Angeles Big Pines Park, San Gabriel Mountains: West Blue Ridge 2195 Comment
  UC1745919  Leymus triticoides Annetta M. Carter, Arthur Carter 1935-9-12 983 Los Angeles Chilao (Chellea). San Gabriel Mtns. Comment
  UCR146685  Lilium humboldtii Scott D. White 2004-8-20 10725 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  UCR19535  Lilium humboldtii John P. Hill 1932-6-18 s.n. Los Angeles Verdugo woodlands in the Verdugo Hills 292 Comment
  RSA660433  Lilium parryi Orlando Mistretta 1992-6-25 616 Los Angeles Burkhart Trail, out of Buckhorn Campground. Comment
  RSA527690  Limonium perezii Tim S. Ross, Annette H. Ross 1991-6-3 5512 Los Angeles West Pomona. 256 Comment
  CHSC95496  Linanthus bigelovii LeRoy Gross 2005-4-28 2114 Los Angeles Transverse Ranges; San Gabriel Mountains region: 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. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UCR193539  Linanthus bigelovii R. G. Swinney 1999-6-28 7428 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
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Jul 31 2010
  UCR194044  Linanthus bigelovii R. G. Swinney 1999-5-22 7193 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SEINET2441267  Linanthus breviculus R. G. Swinney 2008-5-8 8800 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. (Valyermo 7.5 Q'). 1264 Comment
  UC150150  Linanthus breviculus Hasse and Davidson 1906-6-1 1611 Los Angeles Rock Creek Comment
  UC1595681  Linanthus breviculus W. Wisura and G. Perez 1992-5-19 4777 Los Angeles 1 mi w Largo Vista Rd. (Big Pine Rd); Western Mojave Comment
  LA52336  Linanthus californicus Harlan Lewis; 1940-2-24 1074 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  SJSU13464  Linanthus californicus C. W. Sharsmith 1941-6-22 4404 Los Angeles by Eaton Canyon, San Gabriel Mts 762 Comment
  UC963788  Linanthus ciliatus Herbert L. Mason 1927-6-11 3747 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  POM364571  Linanthus dianthiflorus subsp. dianthiflorus S. M. Seymour 1923-3-26 s.n. Los Angeles East of Devil's Gate Dam, Altadena Comment
  POM364575  Linanthus dianthiflorus subsp. dianthiflorus N. C. Cooper 1940-4-19 s.n. Los Angeles Malabu Coast. Along highway. Near sea level. Comment
  RSA249764  Linanthus parryae R. F. Thorne 1973-5-11 43473 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA777918  Linanthus parryae R. G. Swinney 2009-5-6 10674 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UC908615  Linanthus parviflorus Margaret Stason 1927-5-14 Los Angeles Big Pines San Gabriel Mts. Comment
  RSA400296  Linaria canadensis var. texana Reid V. Moran 1941-2-28 656 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  POM4226  Linaria canadensis var. texana Philip A. Munz 1918-5-16 2244 Los Angeles Claremont. Comment
  RSA232795  Linaria canadensis var. texana Robert F. Thorne 1966-4-17 36106 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  JEPS28818  Linaria maroccana Peter H. Raven, Henry J. Thompson 1960-4-24 15120 Los Angeles junction fo Decker Road and Mulholland Highway (Santa Monica Mountains); Santa Monica Mountains 457 Comment
  CHSC5112  Lithophragma Mary MacArthur 1967-7-16 97 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12 Angeles National Forest, San Gabriel Mts. 1524 Comment
  LA82094  Lithophragma affine O. H. Kappler; 1941-5-8 248 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  RSA729537  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA650304  Lobelia erinus James B. Armstrong 1949-12-26 s.n. Los Angeles 294 Kendal Way, Covina. 182 Comment
  RSA436049  Lobularia maritima Freda Detmers 1930-1-18 s.n. Los Angeles Sand and Gravel of dry creek bed, Verdugo Hills Comment
  SFV4889  Logfia filaginoides M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  UC1518753  Logfia filaginoides Robert F. Thorne 1973-2-12 42474 Los Angeles at cove n Marine Science Station; Santa Catalina Island, Fisherman's Cove 45 Comment
  CAS-BOT-BC342185  Logfia filaginoides Geo. B. Grant 1898-4-1 s.n. Los Angeles Santa Anita Comment
  SDSU4134  Logfia filaginoides R. M. Beauchamp 1967-6-3 552 Los Angeles Above Horse Canyon; San Clemente Island. 457 Comment
  UC1587702  Logfia filaginoides Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-18 5190 Los Angeles shallow pond at westerly earthen dam and mesic inlet draw Twin Dams; San Clemente Island, Twin Dams 473 Comment
  POM356960  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-06 3184 Los Angeles Cienega Comment
  RSA187992  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1965-6-23 34985 Los Angeles Santa Catalina Island. Near Hotel St. Catherine in Descanso Canyon. 15 Comment
  CAS-BOT-BC271182  Lolium temulentum D. L. Crawford 1916-5-20 s.n. Los Angeles Mts. above Claremont Comment
  RSA86711  Lolium temulentum F. W. Peirson 1918-4-28 1607 Los Angeles Road east and south of El Monte. Comment
  UCR177283  Lomatium dasycarpum Scott D. White, Michael Honer 2003-5-7 9224 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  UCR177763  Lomatium lucidum LeRoy Gross 2003-5-29 958 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
  SD237286  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt Emma. 1584 Comment
  UC1537172  Lomatium nevadense var. parishii Gordon H. True Jr. 1935-3-27 176 Los Angeles 5 mi. s.w. Palmdale 914 Comment
  SEINET9597180 Image available Lomatium utriculatum M. Kamins 1965-1 68 Los Angeles San Gabriel Mts., Elizabeth Lake Rd. 366 Comment
  UCR149954  Lomatium utriculatum Scott D. White 2004-5-5 10290 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  SEINET7876136 Image available Lomatium utriculatum A. D. Gifford 1935-1 582 Los Angeles 1 mile N.E. of Quail Lake Sec. 13 T.8N. R. 18W. Comment
  CAS-BOT-BC240481  Lonicera hispidula Steven A. Junak 1996-7-24 SCI- 652 Los Angeles San Clemente Island: Box Canyon, ca. 1.2 miles inland from beach, near UTM 11 361500E 3637080N 243 Comment
  CAS-BOT-BC240498  Lonicera hispidula Alice Eastwood 1917-7-20 6509 Los Angeles Santa Catalina Island Comment
  RSA3560  Lonicera hispidula var. vacillans C. B. Wolf 1932-5-10 3504 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 121 Comment
  CAS-BOT-BC240747  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-7-5 629 Los Angeles Swartout [Swarthout] Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  CAS-BOT-BC234867  Lonicera subspicata var. denudata F. A. M. 1931-7-8 3079 Los Angeles Tuna Canyon, Verdugo Hills Comment
  CAS-BOT-BC234870  Lonicera subspicata var. denudata Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  CAS-BOT-BC198567  Lotus A. D. E. Elmer 1902-6-1 3697 Los Angeles Acton, Mt. Gleason Comment
  POM18148  Lotus crassifolius var. crassifolius P. A. Munz 1923-5-26 6831 Los Angeles Big Rock Creek 1921 Comment
  POM2492  Lotus crassifolius var. crassifolius I. M. Johnston 1917-6-20 1495 Los Angeles Baldy Lookout of USFS. 2134 Comment
  UCR125480  Lotus hamatus A. C. Sanders, Mark Elvin 2003-4-14 25954 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA0058195  Lotus heermannii Richard G. Swinney 2010-6-23 13357 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA609380  Lotus heermannii var. heermannii L. C. Wheeler 1931-5-10 s.n. Los Angeles San Gabriel Mountains: Big Dalton Canyon. Comment
  JEPS55513  Lotus humistratus Frank W. Peirson 1919-5-11 406 Los Angeles Arraster Canyon San Gabriel Mountains 853 Comment
  PASA1094  Lotus humistratus Frank W. Peirson 1919-5-11 Los Angeles Arraster Creek, San Gabriel Mts. 853 Comment
  UC15531  Lotus nevadensis var. davidsonii J. H. Barber 1897-7-11 260 Los Angeles Mt. Gleason Summit Comment
  POM1908  Lotus oblongifolius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  UC1595328  Lotus oblongifolius Tim Ross and Orlando Mistretta 1992-7-24 6767 Los Angeles 900 m 76 degrees ene Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  LA83627  Lotus oblongifolius var. oblongifolius O. H. Kappler; 1944-7-4 652 Los Angeles San Gabriel Mountains, Pacoima Creek Comment
  RSA406210  Lotus oblongifolius var. oblongifolius F. R. Fosberg 1931-8-13 4964 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains. 1982 Comment
  RSA406250  Lotus procumbens var. procumbens Anstruther Davidson 1893-4-1 s.n. Los Angeles Big Rock Comment
  SFV1842  Lotus salsuginosus K. A. Wilson 1961-3-7 943 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Road. Disturbed, sandy slope. Comment
  UC457253  Lotus salsuginosus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR152458  Lotus salsuginosus A. C. Sanders, Lee Jones 2005-4-8 29321 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR153327  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29731 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA592695  Lotus salsuginosus L. C. Wheeler 1967-5-8 9325 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  UCR273397  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 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
  POM128950  Lotus strigosus George B. Grant 1902-04 s.n. Los Angeles Pasadena Comment
  RSA406306  Lotus strigosus Geo. L. Moxley 1917-2-4 522 Los Angeles San Fernando Reservoir. Comment
  RSA579141  Lotus strigosus T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7434 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA728784  Lotus strigosus Gary D. Wallace 1979-4-19 1684 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  UCR11622  Lotus strigosus Harlan Lewis 1940-4-3 1270 Los Angeles Southern Coast, 10 mi. north of Malibu Beach Comment
  UCR205899  Lotus strigosus R. G. Swinney 2008-5-8 8785 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
  SEINET4035448  Lotus strigosus R. Moran 1941-1 610 Los Angeles Grassy slpe above sea, north of Wilson's Harbor, Santa Catalina Island. Comment
  RSA583024  Lotus strigosus var. strigosus T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6952 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on ridgetop ca 1000 m NW of Mt. Torquemada. 396 Comment
  RSA595679  Lotus strigosus var. strigosus T. S. Ross, Victor W. Steinmann 1995-5-8 8558 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC1302360  Lupinus albifrons Robert F. Thorne and P. C. Everett 1964-2-6 33439 Los Angeles above airport road a few mi nw Avalon (Santa Catalina Island); Santa Catalina, nw of Avalon Comment
  UC1481364  Lupinus albifrons David B. Dunn 1957-4-2 RSA- 6450 -8292 Los Angeles Comment
  RSA0120029  Lupinus bicolor R. G. Swinney 2014-5-15 16522 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  RSA191093  Lupinus bicolor R. F. Thorne 1967-6-25 37083 Los Angeles Between Cobal and Evey Canyons. 732 Comment
  UCR186990  Lupinus bicolor A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31973 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA638175  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  SEINET10484874  Lupinus bicolor subsp. microphyllus Robert F. Thorne 1966-4-30 Thorne 36351 Los Angeles Grassy slopes above gallagher's canyon, with navarettia hamata, navarettia sp., Clarkia purpurea quadrivulnera, centaurium davyi, filago gallica, trifolium Graciletum, astragalus didymocarpus 427 Comment
  SEINET10484888  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-4-20 Dunn 2149 Los Angeles Station 65, west margin of Mohave Desert. Comment
  CAS-BOT-BC187880  Lupinus chamissonis G. L. Moxley 1921-6-22 1007 Los Angeles About a mile S of Playa del Rey Comment
  RSA407117  Lupinus chamissonis Elbert Benjamine 1929-1-27 s.n. Los Angeles Playa del Rey. Comment
  SFV13338  Lupinus chamissonis M. J. Thor 1983-4-8 156 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  RSA0031716  Lupinus concinnus Dana Roche 1998-5-3 2 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. North side of road. 579 Comment
  RSA747348  Lupinus concinnus R. G. Swinney 2008-5-8 8786 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
  RSA249812  Lupinus concinnus R. F. Thorne 1973-4-25 43368 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA585322  Lupinus concinnus subsp. concinnus Tim S. Ross 1991-4-27 4730 Los Angeles Black Butte: rocky northeasterly slope E of the summit. 945 Comment
  CAS-BOT-BC205148  Lupinus elatus Robert F. Thorne; J. Dourley 1967-10-10 37376 Los Angeles San Gabriel Mts., Angeles National Forest: Cortelyou Springs 2072 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
  RSA413569  Lupinus excubitus var. austromontanus Robert Gustafson 1978-6-1 952 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 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
  UCD107681  Lupinus excubitus var. hallii Geoffrey Levin 1974-4-22 21 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial Fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UCR238106  Lupinus formosus Mark A. Elvin, Julie M. Vanderwier 2002-5-7 2008 Los Angeles Western Transverse Range, Newhall Ranch, Magic Mountain, in agricultural fields east of amusement park and west if I-5 Fwy 351 Comment
  POM11044  Lupinus formosus H. M. Hall 1903-04 3746 Los Angeles Arroyo Seco, near Pasadena 396 Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  CHSC98041  Lupinus hirsutissimus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 701 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  RSA413682  Lupinus hirsutissimus T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA413683  Lupinus hirsutissimus Alton Clare 1929-2-24 s.n. Los Angeles Santa Monica Canyon Comment
  SEINET3131575  Lupinus hirsutissimus A. A. Heller 5358 Los Angeles Claremont Comment
  UCR78140  Lupinus hirsutissimus Wandalee Thompson 1964-4-17 18 Los Angeles San Gabriel Mtns., Liebre Mountains, across from the Swartz Ranch, Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  RSA0116197  Lupinus hirsutissimus Steven A. Junak 2000-4-15 SCa- 1196 Los Angeles Santa Catalina Island. Just W of intersection w/ road to Wrigley Memorial & Avalon Canyon, along Divide Road. 335 Comment
  SFV15549  Lupinus hirsutissimus R. K. Stachelek 1992-4-4 5 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  RSA413750  Lupinus latifolius subsp. parishii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  LA205138  Lupinus latifolius var. parishii Louis Wheeler; 1932-4-29 662 Los Angeles 2 mi. NE of La Verne 373 Comment
  POM2428  Lupinus longifolius Crawford, Otis Hiatt 1916-3-28 577 Los Angeles Santa Monica Comment
  UCR192947  Lupinus microcarpus Dan S. Cooper 2008-3-25 s.n. Los Angeles Los Angeles Basin, 300 m north of end of Catalina Ave., Whittier 111 Comment
  UC1076237  Lupinus microcarpus var. densiflorus H. L. Mason 1926-4-27 3041 Los Angeles Rock Creek Comment
  SBBG67050  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  UCSB12039  Lupinus peirsonii Dearing, Hugh; Dearing, Margaret 1949-5-1 Los Angeles Rock Creek, San Gabriel Mts. Comment
  POM262977  Lupinus ruber J. C. Roos 1941-4-12 181 Los Angeles Palmdale. Comment
  SFV1915  Lupinus sparsiflorus H. L. Bauer 1941-4-28 683 Los Angeles San Gabriel Mountains Bouquet Canyon near Saugus. Roadside. 305 Comment
  RSA679914  Lupinus stiversii LeRoy Gross, Sarah J. De Groot 2003-5-17 922 Los Angeles Mt. Lowe fire road (2N50.1) 1402 Comment
  SD86352  Lupinus succulentus R. Mitchel Beauchamp, M. Douglas 1972-3-24 3215 Los Angeles San Clemente Island; west side of canyon. 99 Comment
  LA33639  Lupinus truncatus Peter H. Raven; 1959-4-4 13971 Los Angeles Santa Monica Mountains, Pt. Dume, just behind point 15 Comment
  RSA226927  Luzula comosa Robert F. Thorne 1971-8-25 41263 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  OBI69354  Lycium californicum John Knapp, Denise Knapp 2002-11-27 21 Los Angeles Santa Catalina Island 183 Comment
  POM19214  Lycium californicum Philip A. Munz 1923-4-9 6648 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC231601  Lycium cooperi Russell S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges/Mojave Desert Transition: Little Rock Dam; Angeles National Forest Comment
  RSA628721  Lycium cooperi R. S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  UC26131  Lycium cooperi Dr. A. Davidson May 1895 Los Angeles Lancaster Comment
  RSA680075  Lyonothamnus floribundus Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-7 310 Los Angeles San Clemente Island. Conchulagua Canyon. [Canchalagua] In canyon floor. Shelf under a 25' cliff. [Longitude should be 118 deg. instead of 116 deg.] 213 Comment
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Mar 28 2014
  SEINET4090625  Lyonothamnus floribundus R. Moran 1941-1 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  SEINET4689907  Lyonothamnus floribundus Leila M. Shultz 1980-4-28 4034 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA479368  Lyonothamnus floribundus subsp. floribundus Mark Hoefs 1974-9-25 566 Los Angeles Santa Catalina Island. West fork of Gallagher's Canyon. 290 Comment
  RSA582446  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8204 Los Angeles Santa Catalina Island. W end of the island, midway between Star Bay and Black Point. 280 Comment
  UC124608  Lyonothamnus floribundus subsp. floribundus H. M. Hall 1908-6-15 8278 Los Angeles along sides Swains Canyon (second lowest grove); Santa Catalina Isl. Comment
  CATA37  Lysimachia arvensis Mark L. Hoefs, A. Douglas Propst 1973-3-3 20 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  RSA0011277  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2010-6-25 5354 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  RSA250366  Machaeranthera canescens var. canescens R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42200 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  SBBG12581  Madia elegans E. R. Blakley 1958-5-9 2267 Los Angeles hills 2 mi E of Gorman 1097 Comment
  SBBG108579  Madia elegans T. S. Ross 1992-7-12 5992 s Los Angeles home of T. S. Ross, Ontario Comment
  SBBG118722  Maianthemum stellatum L. C. Wheeler 1954-8-30 7059 Los Angeles Buckhorn Cmpgrd Comment
  JEPS26403  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles n slope canyon from Lemon Tank; San Clemente Island Comment
  RSA607680  Malacothamnus davidsonii Scott D. White 1997-8-1 5439 Los Angeles Big Tujunga Wash (San Gabriel Mountains. foothills/ E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N Of Wentworth St. 335 Comment
  RSA641492  Malacothamnus davidsonii Louis C. Wheeler 1967-8-13 10469 Los Angeles San Gabriel Mts: At mouth of Big Tujunga, across Mt. Gleason Ave. opposite Camp Bell Lane [Bill Lane Camp]. Comment
  UC527452  Malacothamnus davidsonii C. B. Wolf 1931-7-30 2296 Los Angeles 0.5 mi e San Fernando; San Fernando Valley 304 Comment
  SBBG118137  Malacothamnus fasciculatus F. R. Fosberg 1931-5-5 4770 Los Angeles Middle Ranch Dam, Middle Ranch Cyn 200 Comment
  SD107827  Malacothamnus fasciculatus Robert F. Thorne, D. Propst 1974-9-12 45095 Los Angeles Santa Catalina Island, Middle Ranch Canyon, at ranch near Thompson Reservoir 22 Comment
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Oct 15 2014
  SFV15659  Malacothamnus fasciculatus A. G. Hile 1992-5-10 4 Los Angeles Santa Monica Mountains Malibu, Charmlee Park. Outside main gate. 400 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
  RSA0078600  Malacothamnus fasciculatus Ira W. Clokey, B. Templeton 1929-05 4553 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA577279  Malacothamnus fremontii Orlando Mistretta 1994-7-20 1439 Los Angeles Big Rock Creek. South Fork Campground. 1402 Comment
  CAS-BOT-BC204189  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  RSA596432  Malacothamnus marrubioides Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8872 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCR186946  Malacothrix californica A. C. Sanders 2006-4-10 31994 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UC1929427  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles LIEBRE MTS: Tapia Canyon area, ca. 2-3 air miles west of I-5 jtn. with Ridge Rt. Rd. Comment
  UCR94702  Malacothrix coulteri A. C. Sanders, E. J. Lott 1993-5-6 13950 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  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
  UC1215243  Malacothrix foliosa Peter H. Raven 1962-4-11 17279 Los Angeles on sandy beach due w Wall 2; San Clemente Island 9 Comment
  SBBG12551  Malacothrix foliosa subsp. foliosa P. H. Raven 1962-5-8 17625 Los Angeles near W shore of island opposite Wilson Cove 45 Comment
  SEINET2053779 Image available Malacothrix glabrata Norman C. Cooper 1949-4-21 2688 Los Angeles Littlerock. 762 Comment
  CAS-BOT-BC347930  Malacothrix saxatilis var. tenuifolia L. Street; G. Williams 1919-5-10 2719 Los Angeles Turnbull Canon [Canyon] 304 Comment
  POM292650  Malacothrix saxatilis var. tenuifolia Arthur L. Cohen 1934-8-2 4432 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  POM362375  Malacothrix saxatilis var. tenuifolia E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA233727  Malacothrix saxatilis var. tenuifolia R. F. Thorne, C. W. Tilforth 1971-6-17 39978 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA607263  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1932-10-7 1424 Los Angeles UCLA Campus, W Los Angeles. 130 Comment
  LA62903  Malosma laurina Annetta M. Carter; 1935-9-8 955 Los Angeles SAN GABRIEL MOUNTAINS, Sierra Madre. 380 Comment
  POM158130  Malvella leprosa L. R. Abrams 1902-8-16 2959 Los Angeles Mesmer Comment
  POM2950  Malvella leprosa I. M. Johnston 1917-6-10 1315 Los Angeles Ballona Creek, near Mesmer Comment
  SEINET11986998  Malvella leprosa R. F. Thorne, Tilforth, C. W.; Nilsson, S. 1972-1 42190 Los Angeles San Gabriel Mts., Angeles National Forest, Caldwell Lake near Valyermo 1570 Comment
  RSA678884  Marah Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 158 A Los Angeles San Clemente Island. Second canyon S of Bryce Canyon, on loamy banks along cyn floor. Comment
  LA200407  Marah macrocarpa Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR271851  Marah macrocarpa R. G. Swinney 2011-3-15 14068 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  UCR272694  Marah macrocarpa Reid Moran 1941-2-16 573 Los Angeles Channel Islands, Middle Ranch, Santa Catalina Island 500 Comment
  RSA213375  Marah macrocarpa M. B. Dunkle 1939-4-4 7251 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA324073  Marah macrocarpa F. H. Elmore 1939-2-18 386 Los Angeles San Clemente Island. Comment
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May 16 2008
  RSA77640  Marah macrocarpa F. W. Peirson 1919-1-25 308 Los Angeles Foot of Arroyo Seco Canyon, Pasadena 381 Comment
  SBBG108181  Marah macrocarpa S. L. Crockett 1997-4-1 637 Los Angeles offshoot cyn from Middle Cyn, 0.2 mi SW on Middle Cyn Rd from pump house; SE side of rd 315 Comment
  RSA652409  Marah macrocarpa var. macrocarpa Marion P. Harthill 1972-4-8 s.n. Los Angeles Azusa Cny. 1067 Comment
  SFV3174  Marrubium vulgare J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  SFV16014  Matricaria discoidea A. M. Orcino 1994-5-5 11 Los Angeles San Fernando Valley Sepulveda Wildlife Reserve, Haskell Creek. 235 Comment
  UC865665  Medicago sativa L. W. Nuttall 1161 Los Angeles Santa Catalina Island Comment
  UCR247545  Medicago sativa Dan S. Cooper 2013-7-29 713- 35 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  RSA348066  Medicago sativa E. A. Purer, Freda Detmers 1931-3-25 14048 Los Angeles Near Torrance. Comment
  SEINET12190916  Melaleuca nesophila Unknown 1949-1 s.n. Los Angeles Santa Monica Comment
  CAS-BOT-BC281507  Melica imperfecta Timothy S. Ross; Darin Banks 1994-4-12 7506 Los Angeles Liebre Mts. San Francisquito Canyon: westerly ridge descending from SW/NE trending ridge which divides S Fr Cyn from Dry Canyon, ca 480 m SE of where Drinkwater Canyon joins S Fr Cyn 670 Comment
  CATA746  Melica imperfecta Mark L. Hoefs 1991-5-22 1273 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  LA105544  Melica imperfecta Barry A. Prigge; 1989-5-13 8759 Los Angeles Santa Susana Mountains, Blind Canyon, ca. 1.5 mi. NW of junction of Simi Valley and Topanga Blvd., N of Chatsworth 472 Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SEINET13203290 Image available Melica imperfecta R. G. Swinney 2011-1 14159 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  LA82123  Melilotus indicus O. H. Kappler; 1941-5-5 240 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA716911  Melilotus officinalis LeRoy Gross, Bruce Campbell 2006-6-29 2547 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  RSA593471  Mentha canadensis Steve Boyd, Mike Wall 1996-5-16 8780 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  LA202605  Mentha pulegium Peter H. Raven; Henry J. Thompson 1959-9-27 14543 Los Angeles 291 Comment
  RSA0051408  Mentzelia affinis A. C. Sanders 2010-5-7 38338 Los Angeles Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary. 30 Comment
  RSA282497  Mentzelia albicaulis H. J. Thompson 1960-4-10 3041 Los Angeles SE slope of Piute Butte, 16 miles Southeas of Palmdale, Mojave Desert 915 Comment
  SEINET13203247 Image available Mentzelia congesta R. G. Swinney 2011-1 14521 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  JEPS42753  Mentzelia dispersa Frank W. Peirson 1921-6-14 2466 Los Angeles San Gabriel Mountains, Trail Fork San Gabriel River Canyon 975 Comment
  RSA584334  Mentzelia micrantha Tim S. Ross 1993-5-26 7314 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UCR209504  Mentzelia montana R. G. Swinney 2008-6-17 9024 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UC494779  Mentzelia ravenii T. Craig 1928-4-28 1039 Los Angeles Road to Los Angeles County Playground Big Rock Creek Comment
  CAS-BOT-BC167627  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-4 7670 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  RSA0105161  Mentzelia veatchiana R. G. Swinney 2011-5-12 14672 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
  RSA250700  Mentzelia veatchiana Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39481 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1189 Comment
  UC1537675  Mentzelia veatchiana Gordon H. True Jr. 1935-3-17 117 Los Angeles Lovejoy Butte 853 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
  OBI12496  Mentzelia veatchiana Wesley O. Griesel 1962-5-2 s.n. Los Angeles Angeles Crest hwy, San Gabriel Mts 1219 Comment
  SBBG22846  Mentzelia veatchiana D. Myrick 1965-3-5 1087 Los Angeles Victorville-Palmdale Hwy 138 853 Comment
  CATA2969  Mesembryanthemum crystallinum Amy Catalano 2016-1-27 006 Los Angeles Santa Catalina Island: Mushroom Flats, about 1/8 mile down canyon from Quail Valley 125 Comment
  POM18220  Mesembryanthemum nodiflorum P. A. Munz 1923-4-13 6786 Los Angeles San Clemente Island. Comment
  UCR67655  Micropus californicus var. californicus L. C. Wheeler 1967-5-8 9304 Los Angeles San Gabriel Mtns, foothills NW of Saugus 396 Comment
  RSA611356  Microseris Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10107 A Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  RSA95086  Microseris douglasii subsp. tenella F. W. Peirson 1918-5-5 1466 Los Angeles Road from Brents on the Malibu, Santa Monica Mountains Comment
  RSA158255  Microseris heterocarpa P. H. Raven 1962-4-9 17144 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  CATA61  Mimulus aurantiacus Mark L. Hoefs, A. Douglas Propst 1973-3-3 38 Los Angeles Santa Catalina Island: North slope of Mt. Black Jack 441 Comment
  RSA60286  Mimulus aurantiacus G. R. Campbell 1948-5-13 580 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  LA209107  Mimulus aurantiacus var. pubescens Murray; Williams , Streel [?] 1919-4-5 Los Angeles Puddingstone canyon, San Dimas Comment
  UC1012121  Mimulus aurantiacus var. pubescens Francis W. Pennell 1940-4-19 25143 Los Angeles 2 mi nw Los Angeles (Route 99) 518 Comment
  UC26880  Mimulus brevipes Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA101700  Mimulus cardinalis J. F. McBroom 1941-7-25 s.n. Los Angeles Angeles Crest Highway. Comment
  SEINET11262489  Mimulus cardinalis K. Dobry 1992-8-10 d 316 Los Angeles Santa Monica Mts. Cold Creek Cyn at Cold Creek Cyn Presv.; 0 Comment
  POM36  Mimulus fremontii Sadie Pearl Bixby 1902-4-27 s.n. Los Angeles San Dimas Wash. Comment
  SFV9202  Mimulus fremontii S. Krause 1966-4-20 156 Los Angeles 150 feet off west side of road to Valyermo, 5.5 miles south of Highway 138. Comment
  LA104038  Mimulus guttatus Barry A. Prigge; 1986-4-20 7020 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  RSA589073  Mimulus guttatus Orlando Mistretta 1994-6-6 1324 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA748988  Mimulus guttatus R. G. Swinney 2008-5-13 8861 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR209130  Mimulus guttatus R. G. Swinney 2008-6-24 9094 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  JEPS4690  Mimulus johnstonii Frank W. Peirson 1919-6-13 480 Los Angeles San Gabriel Mountains, Rock Creek Rock Creek; San Gabriel Mountains, Rock Creek 1295 Comment
  RSA80142  Mimulus johnstonii F. W. Peirson 1919-6-13 480 Los Angeles Rock Creek. 1296 Comment
  CSUSB911  Mimulus longiflorus R. D. Keys 1973-5-6 Los Angeles San Gabriel Canyon Road, 3.0 miles above junction with East Fork Road; 10 feet above road on cut slope. 609 Comment
  RSA654416  Mimulus longiflorus Matt Brooks 1988-5-1 23 Los Angeles Whittier, Skyline Equestrian trail 0.5 miles south of its intersection with Turnbull Canyon Rd. Comment
  RSA775518  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2010-5-22 5179 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  JEPS4000  Mimulus parishii Frank W. Peirson 1918-6-16 199 Los Angeles Rock Creek San Gabriel Mountains 1447 Comment
  SFV3397  Mimulus parishii R. L. Armacost 1933-7-4 16 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  CDA1016  Mimulus puniceus D. G. Kelch 1991-3-17 1328 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UCR203204  Mimulus rubellus R. G. Swinney 2005-5-21 8245 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Oct 18 2010
  RSA674779  Minuartia douglasii Scott D. White, Kent Hughes 2000-5-16 7851 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC205826  Minuartia douglasii I. M. Johnston 1917-6-20 1356 Los Angeles Baldy Lookout of U.S.F.S. San Antonio Mountains 2133 Comment
  RSA586676  Minuartia douglasii Orlando Mistretta 1995-5-10 1705 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  RSA609057  Mirabilis californica var. californica Louis C. Wheeler 1931-2-14 s.n. Los Angeles Foothills of San Gabriel Mts. 1 mi E of Liveoak Canyon 457 Comment
  UCR210442  Mirabilis laevis R. G. Swinney 2008-12-6 9980 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
  UC1136586  Mirabilis laevis var. crassifolia A. D. Gifford 1935-3-15 458 Los Angeles 4 miles SW of Red Mountain 457 Comment
  RSA464651  Mirabilis laevis var. crassifolia Gus Gluechert 1937-5-3 s.n. Los Angeles Hills above Culver City. Comment
  RSA464655  Mirabilis laevis var. crassifolia Thomas Moore 1947-4-15 9 Los Angeles Foothills of Santa Monica Mtns. near UCLA campus. Comment
  RSA630307  Modiola caroliniana Louis C. Wheeler 1968-4-8 s.n. Los Angeles Pasadena: Northwest corner of Colorado Boulevard and Grand Oaks Avenue. Comment
  SBBG69833  Mollugo verticillata Anstruther Davidson -Aug-1893 Los Angeles Garvanza Comment
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Nov 25 2011
  UCD86112  Monanthochloe littoralis Robert F. Thorne; P. Everett 1965-5-11 34535 Los Angeles Santa Catalina Island. Salt flat inside Ballast Point on E side of Catalina Harbor. Comment
  UC1584902  Monardella australis subsp. cinerea Tim Ross, Steve Boyd 1991-7-24 5594 Los Angeles near Pacifico Mountain Road x Roundtop Truck Road intersection; Pacifico Mtn. USGS 7.5 quad., Grantite Mountain vicinity 1901 Comment
  SBBG71987  Monardella exilis R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  RSA530071  Monardella lanceolata Tim S. Ross 1991-8-16 5851 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  RSA250394  Monardella linoides subsp. oblonga Robert F. Thorne, John Dourley 1967-10-3 37286 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
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Jun 13 2010
  RSA0110578  Monolopia lanceolata Richard G. Swinney 2011-4-19 14422 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. Just north of transmission lines. 945 Comment
  UCR271881  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UC372685  Mucronea californica Marcus E. Jones, A. M. 1882-5-3 3221 Los Angeles Pasadena Comment
  RSA716915  Muhlenbergia californica LeRoy Gross 2006-7-10 2542 Los Angeles Fall Creek Road (3N27) Forest Service Road Survey. Started from where the road crosses the North Fork of Mill Creek, end at Big Tujunga Canyon. 963 Comment
  UC535054  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  SD185091  Muhlenbergia microsperma A. C. Sanders, Lee Jones 2005-4-8 29325 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
Read comments
Apr 28 2016
  UCD169645  Muhlenbergia microsperma Mark Elvin; Sarah Crockett 1997-3-17 372 Los Angeles Channel Islands, Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25 m NE middle Ranch on Cape Canyon Road. Towards canyon floor opposite machine house at outcrop with Heteromeles buch [sic. bush?] on top. N slope of ridge. Comment
  RSA776488  Muhlenbergia richardsonis LeRoy Gross, Jane Tirrell 2011-7-20 5530 Los Angeles Head waters of South Fork Big Rock Creek, east of Angeles Crest Highway. 2317 Comment
  SD124876  Myoporum laetum A. C. Sanders 1986-7-30 6819 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  RSA171990  Nama demissa Robert F. Thorne 1963-5-15 31665 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA247974  Nama demissa Robert F. Thorne, Gary D. Wallace 1973-4-24 43440 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA484133  Nassella cernua Anstruther Davidson 1920-06 s.n. Los Angeles Acton. Comment
  UCD87913  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles in Latigo Canyon 0.8 mile north of United States Highwy 101A, Santa Monica Mountains. Comment
  RSA484132  Nassella pulchra Anstruther Davidson 1917-05 3222 Los Angeles Los Angeles. Comment
  SBBG38854  Nassella pulchra R. Moran 1941-2-16 570 Los Angeles E side of ravine, Middle Ranch 500 Comment
  UC185563  Nassella pulchra T. S. Brandegee 1894-8-25 Los Angeles San Clemente Id. Comment
  RSA91732  Nassella pulchra F. W. Peirson 1918-4-28 1587 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  RSA0098774  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA431546  Nasturtium officinale A. Menke 1955-3-20 s.n. Los Angeles Dry Canyon Comment
  UC1971409  Nasturtium officinale Louis C. Wheeler 1966-10-1 8922 Los Angeles SAN GABRIEL MOUNTAINS: Mill Creek at Colby Ranch Road. Comment
  UCD39065  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  RSA497248  Nemacladus longiflorus var. breviflorus L. C. Wheeler 1967-7-24 9737 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  SFV4898  Nemacladus ramosissimus M. H. Grayum 1971-5-8 s. n. Los Angeles Santa Monica Mountains About 5 miles west of Las Virgenes Road on Mulholland Highway. 305 Comment
  RSA774256  Nemacladus sigmoideus R. G. Swinney 2009-5-12 10749 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
  RSA651289  Nemophila menziesii Sandy Gray 1981-5-10 50 Los Angeles Hwy 10 N Dudley & [Ganesha] Hills Raod - 1 mile. Pomona. Comment
  RSA652199  Nemophila menziesii Jeanne Bellemin 1969-5-10 s.n. Los Angeles Evey Can. off Baldy Rd. Comment
  UC592135  Nemophila menziesii Curtis Ferris 1932-3-21 80 Los Angeles 20 mi n Saugus (Vasquez Rocks, Soledad Canyon); n of Saugus, Soledad Canyon, Vasquez Rocks Comment
  LA202608  Nemophila menziesii var. menziesii O. H. Kappler; 1941-4-8 190 Los Angeles Santa Monica Mountains, Sherman Oaks Comment
  UCR260379  Nemophila spatulata R. G. Swinney 2010-6-21 13290 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA0060641  Nephrolepis cordifolia Richard E. Riefner 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  CAS-BOT-BC349861  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale and Piute Butte, Mohave Desert Comment
  RSA482198  Nicotiana glauca Richard Noyes 1987-9-19 426 Los Angeles Claremont. Intersection of Mills Avenue and Mt. Baldy Road. 500 Comment
  RSA601557  Nicotiana quadrivalvis Louis C. Wheeler 1967-6-15 9827 Los Angeles San Gabriel Mountains: Vicinity of Santa Clarita Hospital, Baker Ranch. Comment
  SBBG66365  Nuttallanthus texanus M. N. Ackley -Feb-1928 1030 Los Angeles near Lankershim 191 Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  CAS-BOT-BC167056  Oenothera californica Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  UCR206485  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-21 36906 Los Angeles San Gabriel Valley, 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 66 Comment
  SEINET10881682  Opuntia covillei var. piercei Joseph A. Ewan 1936-8-2 Ewan 9916 A Los Angeles San Gabriel Mts. Few scattered clumps on gravel bars in mid stream course. Mescal Creek. 1615 Comment
  RSA534148  Opuntia ficus-indica T. S. Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5063 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  POM285264  Opuntia parryi Lyman Benson 1953-6-3 15133 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  RSA122579  Opuntia parryi P. L. Johannsen 1934-2-26 3942 Los Angeles Soledad Canyon. 381 Comment
  RSA0078636  Orobanche californica subsp. feudgei Robert F. Thorne 1969-7-2 38299 Los Angeles San Gabriel Mts., Angeles National Forest: Along Angeles Crest Hwy. 3.2 miles WSW of Cloudburst Summit. 1981 Comment
  SBBG68720  Orobanche fasciculata R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  UCR271599  Orobanche fasciculata R. G. Swinney 2011-5-19 14777 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  CAS-BOT-BC499909  Orobanche fasciculata W. R. Dudley 1900-7-9 s.n. Los Angeles Foot of San Gabriel Peak Comment
  UCR128015  Orobanche parishii subsp. parishii Mark A. Elvin 2003-8-13 2980 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  SD103326  Orobanche valida W. P. Armstrong 1979-7-12 Los Angeles Trail up South Fork of Big Rock Creek, ca. 2.4 km southwest of South Fork Campground. 1707 Comment
  CAS-BOT-BC502952  Orobanche vallicola Fay A. Mac Fadden 1942-3-8 16187 Los Angeles Tick Canyon; between MInt and Soledad canyons, north of San Fernando [elev. is for this canyon floor per note on sheet] 762 Comment
  POM4362  Orthocarpus densiflorus Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica Field back of city. Comment
  RSA402092  Orthocarpus purpurascens Geo. L. Moxley 1917-4-15 s.n. Los Angeles On grassy hillside, Eagle Rock Comment
  SEINET12270215  Orthocarpus purpurascens A. R. Hinde 1884-1 s.n. Los Angeles Anaheim Comment
  RSA402093  Orthocarpus purpurascens var. purpurascens Ora M. Clark 1929-3-29 1804 Los Angeles N. W. Saugus Comment
  LA50655  Oxalis californica Carl Epling; N. Dunn 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCD110736  Oxalis californica Daryl Koutnik 1978-5-2 457 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  OBI54401  Oxalis corniculata Steve Morgan 1974-5-1 92 Los Angeles 1212 E. Las Tunas Dr, San Gabriel Comment
  CAS-BOT-BC474751  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: between Canyon Crest Dr & National Forest boundary Comment
  RSA250358  Oxytheca caryophylloides Robert F. Thorne, C. W. Tilforth, J. Dourly, R. Scoggin 1972-8-11 41127 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  RSA473026  Packera ionophylla Fordyce Grinnell Jr. 1920-8-22 17784 Los Angeles Ridge E of Fox Creek Comment
  CAS-BOT-BC121167  Paeonia californica P. H. Raven; R. F. Thorne 1964-5-7 19026 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  CAS-BOT-BC121170  Paeonia californica George B. Grant 1902-4-3 s.n. Los Angeles Pasadena Comment
  RSA656163  Papaver Joseph M. Keefe 1978-4-9 22600 A Los Angeles Verdugo Mountains: Southwest corner of Verdugo Road, 1600 block, west of Glendale College, Glendale. 183 Comment
  CATA397  Parietaria hespera var. hespera Mark L. Hoefs, A. Douglas Propst 1974-5-10 466 Los Angeles Santa Catalina Island: Upper Fern Canyon 335 Comment
  UCR128127  Parietaria hespera var. hespera Anuja Parikh, Nathan Gale 2003-6-5 s.n. Los Angeles N side of Santa Susana Mtns., Newhall Ranch, western face of the ridge between Potrero and Salt Canyons, just south of the Santa Clara River, survey area 78 427 Comment
  RSA592862  Paspalum dilatatum L. C. Wheeler 1947-5-17 6487 Los Angeles Just outside (southwest) Monterey Park city limits, Mesa Drive. Comment
  LA105058  Paspalum dilatatum Barry A. Prigge; 1988-7-3 8208 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
  UCR125410  Pectocarya anisocarpa A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25702 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  POM368766  Pectocarya anisocarpa Ora M. Clark 1929-3-29 1819 Los Angeles East of Sandberg. Comment
  POM246600  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-3-27 54404 Los Angeles Hamiltons Canyon, Santa Catalina Island 150 Comment
  SBBG36256  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 498 Los Angeles Cape Cyn, along E side of Cape Cyn Rd, ca. 2.4 rd mi from intersection with Airport Rd 377 Comment
  UCR271137  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-4-20 14457 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  UC25018  Pectocarya penicillata Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR153319  Pectocarya recurvata A. C. Sanders, T. B. Salvato 2005-4-26 29739 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  HSC104215  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA659940  Pectocarya setosa Orlando Mistretta 1992-5-18 358 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SEINET3860023  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  UC25027  Pectocarya setosa J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Antelope Valley, Manzana Comment
  RSA0128963  Pectocarya setosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 866 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA787636  Pedicularis semibarbata Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0049 Los Angeles Near junction of Pacific Crest Trail and South Mt. Hawkins Trail; approx. 0.5 miles west of Mt. Hawkins 2558 Comment
  UC886736  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  UCR159708  Pedicularis semibarbata Orlando Mistretta, J. Mistretta 1992-9-22 826 Los Angeles Transverse Ranges, San Gabriel Mtns: Cooper Canyon 1902 Comment
  LA94148  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-10 1846 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca. 0.25 mi. below Camp Josepho. 304 Comment
  RSA686726  Pellaea andromedifolia B. C. Templeton, I. W. Clokey 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  CAS-BOT-BC67711  Pellaea andromedifolia R. M. Beauchamp 1967-1-27 112 Los Angeles San Clemente Island - field east of Wilson Cove area. Comment
  LA94133  Pellaea mucronata var. mucronata Peter H. Raven; Henry J. Thompson 1959-4-3 13912 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 3.8 mi N of Pacific Coast Hwy. 548 Comment
  RSA600771  Pellaea mucronata var. mucronata L. C. Wheeler 1962-6-30 8151 b Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA600775  Pellaea mucronata var. mucronata L. C. Wheeler 1962-6-30 8151 a Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA714520  Pennisetum purpureum A. C. Sanders, Lee Jones 2005-4-8 29340 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA587614  Penstemon centranthifolius Orlando Mistretta 1994-4-29 1135 Los Angeles San Gabriel Mountains, Santiago Canyon 1143 Comment
  RSA730077  Penstemon centranthifolius R. G. Swinney 1999-6-5 7242 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  NY583809  Penstemon centranthifolius F. W. Pennell 1940-4-19 25142 Los Angeles Route 99; about 2 miles south of Castaic 396.2 Comment
  RSA0014866  Penstemon centranthifolius Gary D. Wallace, M. Wallace 1983-5-20 2073 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA649973  Penstemon centranthifolius A. Major, N. Daly 1973-5-5 s.n. Los Angeles Malibu Cyn. Comment
  RSA650195  Penstemon centranthifolius Lori Ackerman, Gerald Braden 1988-4-22 22 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA702611  Penstemon grinnellii subsp. grinnellii Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 316 Los Angeles Mt. Williamson 2090 Comment
  RSA578330  Penstemon grinnellii var. scrophularioides Tim S. Ross, Steve D. Boyd 1994-5-4 7647 Los Angeles Vicinity of Grass Mountain: ridge descending ESE from the north summit of Grass Mtn - Leona Divide Truck Trail. 1274 Comment
  NY601612  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles Route 99, mountain slope east of Frenchman's Flat 731.5 Comment
  RSA640735  Penstemon spectabilis Louis C. Wheeler 1931-4-11 s.n. Los Angeles East of Dr. Huntington's: (vicinity of Claremont). Comment
  UCR107832  Penstemon spectabilis var. spectabilis Matilda Low 1997-4-3 31 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd 412 Comment
  LA51905  Penstemon spectabilis var. subviscosus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills 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
  CAS-BOT-BC77128  Pentagramma triangularis subsp. semipallida L. R. Abrams; I. L. Wiggins 1931-7-6 348 Los Angeles San Clemente Island - vicinity of Mosquito Harbor Comment
  RSA0056536  Pentagramma triangularis subsp. triangularis Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  UC1375389  Perideridia parishii subsp. latifolia Robert F. Thorne 1969-7-2 38314 Los Angeles se Angeles Crest Hwy. (3.2 mi wsw of Cloudburst Summit, along bed of small intermittent stream); San Gabriel Mts., Angeles National Forest 1950 Comment
  OBI19654  Peritoma arborea Bill Arbaugh 1966-4-16 42 Los Angeles West on 138, near a pond 1097 Comment
  CAS-BOT-BC73756  Peritoma arborea var. arborea Le Roy Abrams 1901-4-1 1215 Los Angeles Near Ballona Harbor Comment
  SD27743  Perityle emoryi Carl B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach 7 Comment
  CAS-BOT-BC419009  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). East end of Malibu Lake 220 Comment
  SD72730  Persicaria punctata F. R. Fosberg 1930-11-11 S 4177 Los Angeles Templeton, So. Puente, small marsh 79 Comment
  CAS-BOT-BC134019  Phacelia Blanche Trask 1898-4-1 s.n. Los Angeles Avalon, Santa Catalina Island. West End Comment
  RSA0039060  Phacelia brachyloba R. G. Swinney 2010-5-11 12658 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
  RSA599840  Phacelia brachyloba Steve Boyd, Lauren Raz 1997-5-6 9757 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCSC000901  Phacelia brachyloba Peter Kamb 1948-7-13 s.n. Los Angeles burned patches in chaparral Big Tujunga Canyon, Bryant Ganyon (Big Tujunga Canyon at mouth of Bryant Ganyon, South side of canyon) - San Gabriel 549 Comment
  UCR220209  Phacelia campanularia R. G. Swinney 2009-4-24 10469 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  POM3671  Phacelia cicutaria var. hispida C. F. Baker 1904-5-24 4776 Los Angeles Hills near Claremont. Comment
  SFV21105  Phacelia cicutaria var. hispida L. Gross, L. Moore 2000-6-5 211 Los Angeles Verdugo Mountains Canyon east of Brand Canyon by the Brand Lateral Trail out of Brand Park, north of corners of Grandview and Mountain in Glendale. Small, narrow canyon between Brand and Idlewood Canyons. 274 Comment
  UC107380  Phacelia cicutaria var. hispida T. S. Brandegee 1890-5-12 Los Angeles Sta. Catalina Island Comment
  UC575006  Phacelia cicutaria var. hispida E. Lloyd 1933-4-13 Los Angeles Temescal Canyon Sta. Monica Mts. Comment
  UC73685  Phacelia ciliata var. ciliata Geo. B. Grant June 1902 962 Los Angeles Garvanza Comment
  IRVC26444  Phacelia distans A. C. Sanders, Mark Elvin 2003-3-5 25732 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA0085028  Phacelia distans R. G. Swinney 2010-4-30 12448 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
  SFV15354  Phacelia distans J. C. Dittes, C. Dittes 1990-3-31 59 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road, opposite to entrance to Angeles National Forest shooting range. 396 Comment
  UC56412  Phacelia distans Ernest Braunton Mar 1903 838 Los Angeles Playa del Rey 3 Comment
  CDA40383  Phacelia distans T. C. Fuller 1962-4-1 8161 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  RSA158285  Phacelia distans Peter H. Raven 1962-4-11 17306 Los Angeles Behind Northwest Harbor; San Clemente Island. 6 Comment
  RSA709690  Phacelia distans LeRoy Gross 2005-4-28 2179 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
  UCD120450  Phacelia grandiflora Daryl Koutnik; John Cuti 1978-4-12 344 Los Angeles Northeastern Verdugo Mountains near La Tuna Canyon. 609 Comment
  RSA0112068  Phacelia grandiflora Steven A. Junak 2000-5-18 SCa- 1290 Los Angeles Santa Catalina Island. Above Goat Harbor. 356 Comment
  NY57341  Phacelia heterosperma S. B. Parish 06 1887 1980 Los Angeles Rock Creek Comment
  UC1005268  Phacelia imbricata A. R. Kruckeberg 1955-6-25 3820 Los Angeles Mt. Wilson Angeles National Forest (summit) Comment
  UCR223524  Phacelia imbricata R. G. Swinney 2009-6-17 11211 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
  RSA134015  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-15 502 Los Angeles along road to Mt. Gleason, ca. 9 miles up Tujunga Canyon from highway 118. 976 Comment
  RSA428012  Phacelia imbricata subsp. imbricata N. C. Cooper 1949-6-29 4389 Los Angeles Crystal Lake. 1829 Comment
  UC1375327  Phacelia imbricata subsp. imbricata Robert F. Thorne and C. W. Tilforth 1971-6-29 40702 Los Angeles along creek at Tie Canyon where crossed by Angeles Forest Rd San Gabriel Mts. Angeles National Forest, Aliso Creek 1371 Comment
  RSA0098611  Phacelia imbricata subsp. patula R. G. Swinney 2011-6-14 15118 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA524169  Phacelia longipes Tim S. Ross, Steve D. Boyd 1990-6-6 2878 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 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
  UCR271246  Phacelia longipes R. G. Swinney 2011-6-1 14968 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  CAS-BOT-BC134020  Phacelia minor Carl Epling 1930-4-10 s.n. Los Angeles Santa Monico Mountains. Mandeville Canyon Comment
  CAS-BOT-BC482461  Phacelia minor R. G. Swinney 2010-4-20 12287 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2--0.4 mi N of Gavina Ave., near E end of Wallabi Ave. 433 Comment
  UCD120576  Phacelia minor Gordon Pilone 1960-5-24 49 Los Angeles Wash area Pomona College in Claremont. 365 Comment
  SD254637  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 junction, at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek (Chilao Flat 7.5'Q) 1573 Comment
  LA99394  Phacelia parryi Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  RSA0062627  Phacelia ramosissima R. G. Swinney 2010-6-8 13189 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
  SBBG65054  Phacelia viscida M. N. Ackley -May-1927 401 Los Angeles Mulholland Drive 457 Comment
  RSA247416  Phalaris aquatica Jack Delaini 1974-5-23 209 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 838 Comment
  UCR266283  Phalaris aquatica D. E. Bramlet 2005-6-2 3867 Los Angeles Whittier Hills, Worsham Canyon 274 Comment
  SBBG17809  Phalaris minor P. H. Raven 1962-7-11 17993 Los Angeles upper reaches of cyn N of Nanny, NE of Lemon Tank Comment
  SEINET10657415  Phalaris minor Robert F. Thorne 1973-4-12 Thorne 42891 Los Angeles San Clemente Island: roadside among old buildings at old airfield, grassland 244 Comment
  RSA0112843  Phalaris paradoxa Steven A. Junak 1999-5-8 SCa- 907 Los Angeles Santa Catalina Island. On W side of Fern Canyon, in Cottonwood Canyon drainage, along abandoned road. 122 Comment
  RSA72012  Phlox diffusa F. W. Peirson 1922-7-6 3179 Los Angeles Blue Ridge, near Swartout Valley. 2287 Comment
  CAS-BOT-BC222554  Pholistoma auritum var. auritum Alice Eastwood 1906-5-27 25 Los Angeles Garvanza Comment
  RSA250603  Pholistoma membranaceum Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39496 Los Angeles Mojave Desert: Ca. 3 mi. S of Hwy. 138 on Grandview Canyon road, ca. 9 mi. ESE of Pearblossom 1280 Comment
  RSA506825  Pholistoma membranaceum Louis C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  SD66838  Pholistoma racemosum R. Mitchel Beauchamp 1967-3-17 252 Los Angeles San Clemente Island. East of Date 2, sprawling over grass and rocks. Comment
  UC1952544  Pholistoma racemosum Reid Moran 1941-3-1 663 Los Angeles Arrow Point, Santa Catalina Island. Comment
  LA209903  Phoradendron bolleanum Norman C. Cooper; 1943-11-19 992 Los Angeles Mint Canyon 761 Comment
  RSA420799  Phoradendron macrophyllum Albert J. Perkins 1917-2-27 s.n. Los Angeles Switzers Camp, Arroyo Seco, Sierra Madre Mountains. Altitude 1500 feet. 457 Comment
  RSA575201  Phoradendron pauciflorum Vanessa Ashworth, Nigel Boyle 1994-11-5 77 Los Angeles SE-facing slope just past Mt. Baldy ski lift immediately before end of paved road. Comment
  RSA623935  Phoradendron villosum Kathleen J. Wilder 1991-5-25 122 Los Angeles Angeles Crest Forest, Chilao campground, up Horse Flats hiking trail to Mt. Hillyer trail. 1677 Comment
  SFV21906  Phoradendron villosum J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Chilao Flat, Manzanita Loop of Chilao Campground. 1600 Comment
  UCR149510  Phoradendron villosum R. G. Swinney 1997-7-14 5677 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  RSA0017042  Phoradendron villosum Del Wiens 1953-10 844 Los Angeles On U. S. Hwy 99, on the Ridge Route, near El Rancho 76. 1067 Comment
  SEINET8723047 Image available Photinia arbutifolia F. R. Fosberg 1931-1 S 4763 Los Angeles Bullrush Canyon, Santa Catalina Island, Los Angeles Co. Canyon bottom, Upper Sonoran Zone. Alt. 100 m. 100 Comment
  SBBG31050  Phyllospadix scouleri R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles S side of north beach of Little Harbor Comment
  RSA683017  Phyllospadix scouleri E. Yale Dawson 1958-5-22 19147 Los Angeles Latigo shore Road, Malibu beach Comment
  RSA794888  Physalis acutifolia Justin M. Wood, Brandy Wood 2010-10-16 2940 Los Angeles City of Pomona: California State Polytechnic University, Pomona. Just southwest of intersection of Temple and Campus, just north of the Farm Store. 213 Comment
  POM219187  Physalis acutifolia Louis C. Wheeler 1932-8-29 1308 Los Angeles 2 miles northeast of La Verne. 373 Comment
  UCR108188  Pickeringia montana L. C. Wheeler 1952-12-21 7030 Los Angeles San Gabriel Mtns., San Gabriel Mountains, near mouth of Fern Canyon, Arroyo Seco. Comment
  RSA472038  Picris echioides Robert Gustafson 1980-7-9 1834 Los Angeles Ballona Wetlands, Area 3. Comment
  CHSC99851  Pinus coulteri LeRoy Gross 2001-3-16 341 Los Angeles Los Angeles Basin: Verdugo Mountains Region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. Along dirt road. 579 Comment
  SD255603  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  RSA384452  Pinus ponderosa L. E. Hoffman 1931-11-9 s.n. Los Angeles Swarthout Canyon. Comment
  CAS-BOT-BC254413  Piptatherum miliaceum A. J. McClatchie 1896-8-20 s.n. Los Angeles Near Los Angeles Comment
  RSA628628  Piptatherum miliaceum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  UCR210437  Piptatherum miliaceum R. G. Swinney 2008-11-30 9880 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UC1605454  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island SW part of the island in Middle Canon; riparian strip ca 30 m SE of Eagles Neste Lodge, Santa Catalina South USGS 7.5' quad. 144 Comment
  UCR84382  Plagiobothrys acanthocarpus T. S. Ross 1993-4-22 6895 Los Angeles Santa Catalina Island, SW part of the island, SE slope of the 1528-foot peak (not far below its summit), 1200 m ESE of the summit of Cactus Peak (1560 ft.). 456 Comment
  SBBG119433  Plagiobothrys acanthocarpus S. D. White with S. Leatherman, D. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8414 Los Angeles Grasshopper Cyn area near Castaic Lake 518 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
  UCD169641  Plagiobothrys leptocladus Dave Silverman; Jess Jarvis, Colleen Martin 2010-5-19 8011 Los Angeles Antelope Valley, north of Lancaster, 100 m east of Sierra Highway, 240 km north of Avenue F, and 1.3 km south of Avenue E. 702 Comment
  UCR48866  Plagiobothrys nothofulvus Steve Morgan 1974-4-18 34 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy at Dry Canyon Road 290 Comment
  SBBG17133  Plantago coronopus S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 447 Los Angeles old rd above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail 42 Comment
  SBBG113119  Plantago erecta S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 354 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  SBBG98634  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5333 Los Angeles between Box and Horse Cyns 484 Comment
  UCR95193  Plantago erecta L. C. Wheeler 1967-5-8 9359 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  RSA401946  Plantago erecta Anstruther Davidson 1890-05 s.n. Los Angeles [No location data on label] Comment
  RSA669339  Plantago lanceolata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 563 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  UCR205551  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA671269  Platanthera sparsiflora F. R. Fosberg 1931-8-12 S- 5586 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  SDSU1052  Platanus racemosa Gerald Collier 1951-5-10 Los Angeles Parkway along Sunset Blvd about 50 yards west of Hilgard Avenue. UCLA campus. Comment
  LA104035  Platystemon californicus Barry A. Prigge; 1986-4-20 7017 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  POM148422  Platystemon californicus C. F. Baker 1904-5-2 7731 Los Angeles Hills near Claremont Comment
  RSA0121226  Platystemon californicus M. B. Dunkle 1933-4-19 3321 Los Angeles Palos Verdes Hills. Comment
  SEINET10871892  Platystemon californicus David B. Dunn 1941-3-22 Dunn 881 Los Angeles Desert by goldtown below on desert floor. Larrya franseria formation. Comment
  JEPS36556  Pleiacanthus spinosus Joseph Andorfer Ewan 1936-7-29 9867 Los Angeles e edge Table Mt. (Swartout Valley); San Gabriel Mts., , Swartout Valley 2194 Comment
  CAS-BOT-BC326615  Pluchea sericea Geo. B. Grant 1901-4-9 s.n. Los Angeles East beach, Avalon Comment
  UC1154188  Poa David B. Dunn 1948-2-26 3697 Los Angeles 3 1/2 mi sw San Dimas (California State Polytech campus) Comment
  SBBG131544  Poa annua S. A. Junak 1999-7-16 SCa 1044 Los Angeles near pier at Two Harbors 4 Comment
  RSA0045418  Poa pratensis Wendy Boes, Andrew Wheeler 2009-7-13 2009 -037 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA0092329  Poa secunda R. G. Swinney 2011-4-20 14448 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA0108887  Poa secunda R. G. Swinney 2010-5-21 12878 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. 1299 Comment
  RSA596061  Poa secunda L. C. Wheeler 1967-5-8 9357 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  RSA632446  Poa secunda subsp. secunda L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  SBBG56797  Poa secunda subsp. secunda R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC1024744  Poa secunda subsp. secunda Leo Whitney 1935-3-28 3023 Los Angeles 20 mi w Lancaster Comment
  UC501672  Poa secunda subsp. secunda Frank W. Peirson 1920-5-9 5366 Los Angeles summit Mt Wilson; San Gabriel Mts Comment
  POM187463  Polycarpon tetraphyllum L. C. Wheeler 1933-6-24 1833 Los Angeles 1077 New York Ave, Altadena. 381 Comment
  RSA601445  Polygonum arenastrum Louis C. Wheeler 1932-9-5 1341 Los Angeles San Antonio Canyon 1067 Comment
  RSA466391  Polygonum argyrocoleon House, Grumbles Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  UC1532941  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  RSA608022  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA608023  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA802442  Polygonum aviculare subsp. depressum Orlando Mistretta, Youssef Atallah 2011-8-16 6038 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA592863  Polygonum convolvulus Louis C. Wheeler 1947-5-13 6486 Los Angeles San Marino. North Gainsborough Drive and Sunnyslope Blvd. Comment
  UCR219920  Polygonum lapathifolium R. G. Swinney, Jane Strong 2009-4-21 10399 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR54515  Polygonum lapathifolium S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  RSA614338  Polygonum persicaria B. Pitzer, P. Gomez 1996-4-28 2741 Los Angeles Los Angeles Basin Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue. Comment
  CATA2114  Polypodium californicum F. C. Boutin 1967-4-23 1658 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  UCD136922  Polypodium californicum Kenneth A. Wilson; D. E. Bianchi 1961-2-2 818 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  POM6788  Polypodium californicum E. L. Brown 1893-03 s.n. Los Angeles Pasadena, Arroyo Seco. Comment
  UCSB62309  Polypodium californicum Kiefer, Lawrence 1966-12-10 Los Angeles San Gabriel Mtns., SW Solemint, Sand Canyon, ca. 1mi E of Live Oak Campground 670 Comment
  CATA312  Polypogon viridis Mark L. Hoefs 1973-6-5 337 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  RSA756739  Polypogon viridis R. G. Swinney 2008-6-24 9083 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  RSA774841  Polypogon viridis R. G. Swinney 2009-6-12 11148 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR193672  Polystichum imbricans R. G. Swinney, Dave Larson 1999-6-25 7416 Los Angeles San Gabriel Mtns., south fork of Fern Canyon, NE of Browns Flat 1341 Comment
  UCR208038  Polystichum imbricans Geo. L. Moxley 1915-7-19 383 Los Angeles San Gabriel Mtns., Arroyo Seco Canyon Comment
  UCR261433  Polystichum imbricans Joseph Cahill 2010-9-11 910- 03 Los Angeles Transverse Range; San Gabriel Mtns., along Winter Creek c. 2.3 miles north of Arcadia 2589 Comment
  RSA0091789  Polystichum munitum R. G. Swinney 2011-11-1 15953 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC1536919  Prunus fasciculata Gordon H. True Jr. 1938-6-22 888 Los Angeles Valyermo Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  RSA724441  Prunus ilicifolia K. Dobry 1991-6-13 d- 694 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SBBG71033  Prunus ilicifolia subsp. ilicifolia M. N. Ackley -Jun-1927 954 Los Angeles Switzerland 914 Comment
  UCR107833  Prunus ilicifolia subsp. ilicifolia Valerie Soza 1997-4-11 37 Los Angeles Bernard Field Station of the Clarmont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. South of pHake Lake, along trail after fork coming from the east, near shore, thick area 412 Comment
  CAS-BOT-BC154568  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-6 386 Los Angeles Vicinity of Mosquito Harbor. San Clemente Island Comment
  SBBG32037  Prunus ilicifolia subsp. lyonii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -308 Los Angeles Descanso Cyn 121 Comment
  UC284969  Prunus ilicifolia subsp. lyonii P. A. Munz 1923-4-10 6757 Los Angeles s of Lemmon Tank (San Clemente Island); San Clemente Island Comment
  UC454994  Prunus ilicifolia subsp. lyonii I. J. Condit 1908-6-29 Los Angeles Santa Catalina Island Comment
  POM199442  Prunus lyonii R. L. Pendleton 1909-7-4 s.n. Los Angeles South of Avalon, Santa Catalina Island. 366 Comment
  RSA454149  Prunus lyonii M. B. Dunkle 1928-3-17 1756 Los Angeles Johnson's Landing, Santa Catalina Island. Comment
  RSA188496  Prunus virginiana var. demissa Robert F. Thorne, John Olmsted 1965-8-26 35420 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  SBBG105382  Pseudognaphalium biolettii R. M. Beauchamp 1976-5-22 4121 Los Angeles N side of cyn, below Lemon Tank 313 Comment
  SEINET4006972 Image available Pseudognaphalium biolettii R. Moran 1941-1 595 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UC450955  Pseudognaphalium biolettii F. A. MacF. 1931-4-1 2966 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  UCR258911  Pseudognaphalium biolettii R. G. Swinney 2010-4-23 12352 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  JEPS26549  Pseudognaphalium biolettii Peter Kamb 1948-3-6 796 Los Angeles s crest of the San Rafael Hills 457 Comment
  LA25985  Pseudognaphalium californicum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SFV21101  Pseudognaphalium luteoalbum L. Gross, W. Law 2000-8-8 246 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  CAS-BOT-BC357636  Pseudognaphalium stramineum Alice Eastwood 1919-5-29 8979 Los Angeles San Gabriel Canyon Comment
  RSA0012268  Pseudognaphalium stramineum Orlando Mistretta, Youssef Atallah 2011-8-12 6026 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  UCR187128  Psoralea californica A. C. Sanders 2006-5-16 32318 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC42939  Pteridium aquilinum var. pubescens W. H. Brewer 1860-12-18 64 Los Angeles <Sierra Sta. Monica> Comment
  CAS-BOT-BC421196  Pterostegia drymarioides Reid Moran 1941-2-17 576 Los Angeles East slope of arroyo, Middle Ranch, San Clemente Island. Comment
  LA13045  Puccinellia nuttalliana F. M. Essig; 1923-5-1 6706 Los Angeles Culver City 15 Comment
  UCR162508  Pulicaria paludosa Anuja Parikh, Nathan Gale 2004-9-9 2094 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  SEINET3164143  Punica granatum G. B. Grant 1905-5-3 1077 Los Angeles collected at Pasadena Comment
  UCR121258  Purshia glandulosa Steven R. Hill, K. Kramer 2001-4-22 33358 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  UCSB27884  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
  CAS-BOT-BC104382  Quercus X macdonaldii P. C. Everett 1934-10-1 6208 Los Angeles Santa Catalina Island, Left (E.) Fork of Pebbly Beach Canyon 1/3 mi above Mexican Sttlement 121 Comment
  SDSU6984  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 47 Los Angeles On bank overlooking road south of Avalon. Santa Catalina Island. 122 Comment
  CAS-BOT-BC45675  Quercus agrifolia LeRoy Abrams 1901-4-4 1334 Los Angeles Chatsworth Park Comment
  LA43671  Quercus agrifolia A. M. Johnson; 1932-8-25 4146 Los Angeles Santa Monica Mountains 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
  CDA988  Quercus berberidifolia D. G. Kelch 1991-3-23 1330 Los Angeles Catalina Island. East of Avalon. Comment
  LA32178  Quercus berberidifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14678 Los Angeles 640 Comment
  RSA0031447  Quercus berberidifolia Orlando Mistretta, Christine Mistretta 2008-5-19 3119 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA0105002  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  RSA738066  Quercus chrysolepis J Toney 1967-5-17 s.n. Los Angeles Tujunga Wash. 305 Comment
  SD252340  Quercus chrysolepis Steven A. Junak 1999-5-8 Sca 916 Los Angeles Santa Catalina Island: Fern Canyon, cottonwood watershed, just upstream from fenceline, elevated floodplain. Comment
  UC72508  Quercus chrysolepis Geo. B. Grant Jul 1902 1085 Los Angeles Mt. Lowe Comment
  CAS-BOT-BC86213  Quercus dumosa J. Ewan 1929-9-21 2291 Los Angeles Trailside in Upper Millards Canyon 1249 Comment
  CAS-BOT-BC86373  Quercus dumosa Fordyce Grinnell 1908-10-8 s.n. Los Angeles Switzer Camp., San Gabriel Mts. Comment
  UC5591  Quercus dumosa W. H. Brewer Feb 1861 165 Los Angeles San Gabriel Comment
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May 21 2013
  LA46616  Quercus durata Louis Wheeler; 1931-11-6 323 Los Angeles San Gabriel Mountains, foothills; 0.5 mi. E. Palmer Canyon 609 Comment
  UCR231174  Quercus durata var. gabrielensis Dan S. Cooper 2011-11-2 s.n. Los Angeles San Gabriel Mountains Foothills, Pasadena, San Raphael Hills, end of Wierfield Dr. 354 Comment
  CAS-BOT-BC94172  Quercus engelmannii Fordyce Grinnell 1903-12-1 s.n. Los Angeles near Pasadena Comment
  RSA476787  Quercus engelmannii F. R. Fosberg 1931-1-7 7111 Los Angeles Arcadia 150 Comment
  UC533190  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 a Los Angeles San Gabriel Mountains Comment
  UCD46026  Quercus engelmannii C. H. Mueller 1937-8-31 2523 Los Angeles Santa Anita near Arcadia Los Angeles County, California. 91 Comment
  SBBG17776  Quercus tomentella P. H. Raven 1962-5-10 17720 Los Angeles N of Gray, near head of N branch of cyn 487 Comment
  SEINET2066984 Image available Quercus turbinella C. Francis Shutts 1949-11-7 214 Los Angeles 3 miles NW Jackson's Lake on road from Wrightwood to Pear Blossom, San Gabriel Mountains 1981 Comment
  CAS-BOT-BC104865  Quercus wislizeni W. R. Dudley 1899-7-22 s.n. Los Angeles Mount Lowe. San Gabriel Mts. Comment
  RSA0116114  Quercus wislizeni R. G. Swinney 2010-8-23 13568 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UCR216390  Quercus wislizeni var. frutescens Dan S. Cooper 2010-5-13 510- 45 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  CAS-BOT-BC362476  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA0086991  Rafinesquia californica R. G. Swinney 2010-4-21 12323 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  JEPS60675  Ranunculus cymbalaria var. saximontanus Frank W. Peirson 1919-6-15 486 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  RSA400240  Ranunculus cymbalaria var. saximontanus F. R. Fosberg 1930-7-3 s 3035 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SBBG131725  Ranunculus hebecarpus S. A. Junak 1999-5-8 SCa 923 Los Angeles Escondido Cyn, ca. 0.35 mi above reservoir 152 Comment
  POM99239  Ranunculus hebecarpus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  SFV21866  Raphanus sativus J. N. Hogue 2011-3-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  RSA0116814  Rhamnus californica R. G. Swinney 2011-6-7 15093 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UC535548  Rhamnus californica Ira W. Clokey, B. Templeton Jun 1929 4586 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA596511  Rhamnus californica subsp. californica Louis C. Wheeler 1966-11-19 9127 Los Angeles San Gabriel Mountains. Pacoima Canyon at Dutch Louie Camp. Comment
  RSA653682  Rhamnus californica subsp. californica Valerie L. 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. At Sacred Council junction off main road. 366 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
  RSA724529  Rhamnus crocea K. Dobry 1991-6-13 d- 705 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SDSU10367  Rhamnus crocea A. H. Gallup 1948-3-20 120 Los Angeles Claremont --Mills Avenue. 37 Comment
  UC1595300  Rhamnus crocea Tim Ross 1991-3-10 4210 Los Angeles e side RSA Botanic Garden (Bernard Field Station); Claremont 391 Comment
  UC450951  Rhamnus crocea Fay A. MacFadden 1931-3-10 39 E Los Angeles Tuna Canyon Verdugo Hills Comment
  PASA425  Rhamnus crocea var. ilicifolia Annetta Carter 1929-1-9 Los Angeles Base of Sierra Madre Mts. Comment
  CAS-BOT-BC55985  Rhamnus ilicifolia Carl B. Wolf 1927-7-24 s.n. Los Angeles 1/2 mile East of Montrose Comment
  CAS-BOT-BC55987  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  CAS-BOT-BC55990  Rhamnus ilicifolia I. Johnston 1917-2-10 s.n. Los Angeles Hills south of Pomona 365 Comment
  CAS-BOT-BC56005  Rhamnus ilicifolia Alice Eastwood 1919-5-29 8955 Los Angeles San Gabriel Canyon Comment
  SBBG27536  Rhamnus ilicifolia I. W. Clokey, B. Templeton -Jul-1929 Los Angeles Mandeville Cyn Comment
  UCR204848  Rhamnus ilicifolia R. G. Swinney 2005-8-11 8437 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC59792  Rhamnus pirifolia Geo. B. Grant 190 Los Angeles Santa Catalina Island. Comment
  CATA1065  Rhamnus pirifolia Mark L. Hoefs 1995-5-16 2005 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SD84811  Rhamnus pirifolia Reid Moran 1941-2-24 608 Los Angeles Johnson's Valley, Santa Catalina Lisland 20 Comment
  UC592936  Rhamnus pirifolia Carl B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  UC870833  Rhamnus pirifolia Ezra C. Knopf 167 Los Angeles Santa Catalina Island Comment
  POM2815  Rhamnus tomentella subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prarie Fork of San Gabriel River, Lower Transition Zone. 1982 Comment
  SEINET10692947  Rhus Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2500 Los Angeles City of Pasadena. Vartan Family Grocery, 1511 E. Washington Blvd. 270 Comment
  UCR179973  Rhus aromatica R. G. Swinney 1996-8-7 5217 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  LA91454  Rhus integrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-1 54 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  POM308444  Rhus integrifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3028 Los Angeles Little Tujunga Canyon Comment
  UCD116875  Rhus integrifolia Geoffrey Levin 1974-3-29 2 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UCR38965  Rhus integrifolia David J. Keil 1983-8-23 17868 Los Angeles South Coast, Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 30 Comment
  UCSB8656  Rhus integrifolia Olsen, Meryl 1954-4-15 Los Angeles In Claremont; San Gabriel Mts. range 365 Comment
  RSA0085077  Rhus integrifolia T. S. Ross 1991-3-10 4208 Los Angeles Claremont: Bernard Field Station, on E side of RSA. 392 Comment
  CAS-BOT-BC175222  Rhus lancea A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 37005 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irinwdale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC167956  Rhus ovata Robert F. Thorne; P. C. Everett 1964-2-7 33492 Los Angeles On ridge WNW of Grand Canyon, Santa Catalina Island 487 Comment
  RSA0070363  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0105163  Rhus ovata R. G. Swinney 2011-3-15 14083 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  RSA0073246  Rhus trilobata Bonnie C. Templeton, H. J. Andrews 1938-6-22 1691 Los Angeles Mint Canyon. Comment
  RSA0025907  Ribes aureum var. gracillimum Justin M. Wood 2012-3-20 4637 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA226989  Ribes aureum var. gracillimum Robert F. Thorne 1971-6-17 39971 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR270080  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC93067  Ribes californicum var. hesperium Wesley O. Griesel 1962-1-14 s.n. Los Angeles Millard Canyon, San Gabriel Mountains. 457 Comment
  POM199726  Ribes californicum var. hesperium I. W. Clokey, Bonnie C. Templeton 4472 Los Angeles Mandeville Canyon, Santa Monica Mtns. 300 Comment
  RSA788177  Ribes californicum var. hesperium Doris Bowers 1957-2-3 328 Los Angeles Dalton Canyon above Glendora 610 Comment
  SEINET12219976  Ribes californicum var. hesperium I. W. Clokey, Templeton, B. 1929-1 4472 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  RSA748918  Ribes cereum R. G. Swinney 2001-8-27 8095 Los Angeles Throop Peak, west of Mt. Baden-Powell. 2780 Comment
  RSA165700  Ribes cereum var. cereum Wesley O. Griesel 1963-6-5 803 Los Angeles summit Throop Peak 2774 Comment
  CAS-BOT-BC108883  Ribes divaricatum var. parishii A. Davidson 1894-4-1 s.n. Los Angeles El Monte. Comment
  RSA717415  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 3 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. 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
  UCR3492  Ribes malvaceum Frances Miller 1964-4-11 6418 Los Angeles San Gabriel Mtns, Southern slopes of Mt. Wilson, 1 mi up trail from Winter Creek Trail to Orchard Camp Trail, Winter Creek Canyon 1220 Comment
  UC1929459  Ribes malvaceum var. malvaceum Mark Elvin, Orlando Mistretta 1996-3-24 135 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  POM441480  Ribes malvaceum var. viridifolium G. R. Proctor 1944-4-9 838 Los Angeles Near Monrovia Peak Trail 1220 Comment
  RSA441470  Ribes malvaceum var. viridifolium L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  SBBG119371  Ribes malvaceum var. viridifolium R. F. Thorne 1971-3-25 41505 Los Angeles lower Evey Cyn, San Antonio Cyn 716 Comment
  SEINET4050455  Ribes malvaceum var. viridifolium R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mts. Comment
  RSA599322  Ribes roezlii Steve Boyd, Lauren Raz 1997-3-26 9377 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 3.4 miles from junction with Bouquet Canyon Road. 1268 Comment
  UCR38984  Ribes roezlii var. roezlii David J. Keil 1980-3-28 13738 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  LA33883  Ribes speciosum Peter H. Raven; 1959-2-15 13783 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  LA50713  Ribes speciosum Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  UC1922526  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  UC212407  Ribes speciosum P. A. Munz 1919-4-5 2414 Los Angeles Puddingstone Canyon San Dimas Comment
  CAS-BOT-BC173934  Ribes viburnifolium Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  SEINET3151848  Ribes viburnifolium G. B. Grant, W. Wheeler 1904-4-21 1130 -5053 Los Angeles collected on Santa Catalina Island, Pacific Ocean, off southern CA Comment
  UC11686 Image available Ribes viscosissimum J. H. Barber 1897-1-9 Los Angeles Santa Monica Canyon Comment
  RSA602377  Ricinus communis L. C. Wheeler 1945-8-16 6093 Los Angeles Whittier: San Jose Creek at Workman Mill Road. Comment
  SBBG118732  Rigiopappus leptocladus L. Gross with P. Morton 2004-6-10 1371 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1432 Comment
  SFV16295  Robinia pseudoacacia J. D. Dilley 1996-7-18 85 Los Angeles San Gabriel Mountains Angeles National Forest, Mill Creek Summit on Angeles Forest Highway. Growing in gravely soil on a ridge top. 1494 Comment
  LA200328  Rorippa nasturtium-aquaticum W. O. Griesel; 1936-5-9 sn Los Angeles Comment
  PASA2071  Rorippa nasturtium-aquaticum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  SD85079  Rorippa nasturtium-aquaticum E. R. Blakley 1962-10-5 5442 Los Angeles Santa Catalina Island; Cottonwood Canyon , 0.25 mile upstream from ocean. 29 Comment
  CATA1061  Rosa californica Mark L. Hoefs 1995-5-10 1994 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA764457  Rubus leucodermis Doris Bowers 1957-5-5 1877 A Los Angeles Road just N/o Puddingstone, la Verne. 320 Comment
  UCR106892  Rubus parviflorus L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Buckhorn Flat Campground 1951 Comment
  RSA650191  Rubus ursinus Lori Ackerman, Gerald Braden 1988-5-20 39 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA656266  Rubus ursinus Bill McKinley 1976-4-18 4 Los Angeles Verdugo Mountains: 40 yards west of intersection of 2 Fire Roads, 940 yards up Beaudry Blvd. near Oakmont Country Club, Glendale. 409 Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  UCR277036  Rubus ursinus R. G. Swinney 2010-5-25 12919 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA12108  Rubus vitifolius Fay A. MacFadden 1933-4-10 10753 Los Angeles Verdugo Mountains: Tujunga Wash below Hanson Heights. Comment
  CATA1688  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2983 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  SBBG127527  Rumex conglomeratus M. L. Hoefs, S. A. Junak, M. Gay 1997-6-6 2788 Los Angeles upper Buffalo Springs reservoir 435 Comment
  UC1584738  Rumex crispus Tim Ross and Annette Ross 1991-6-3 5520 Los Angeles s base Elephant Hill (w Pomona); Pomona, Elephant Hill 243 Comment
  RSA466070  Rumex crispus F. R. Fosberg 1931-5-2 S 4747 Los Angeles Santa Catalina Island, Middle Ranch Dam Comment
  RSA0055955  Rumex salicifolius Richard G. Swinney 2010-4-20 12286 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SEINET4178302  Rumex salicifolius var. salicifolius J. H. Barber 1897-6-26 196 Los Angeles aliso Canon Comment
  UCR256596  Rumex stenophyllus Anuja Parikh, Nathan Gale 2010-5-21 3393 Los Angeles San Gabriel River, just west of Hwy I-605, 0.7 km north of Lower Azusa Road/Los Angeles St 109 Comment
  SDSU21090  Salazaria mexicana Ian Cain 2010-5-9 1399 Los Angeles East south east of Llano. Just north of the corner of Highway 138 and 185th street east 1003 Comment
  UCR116280  Salazaria mexicana B. G. Pitzer 1998-5-23 3723 Los Angeles Western Mojave Desert, c. 18 mi. NW of Adelanto, 240th Street East, 12.8 mi. west of San Bernardino Co. line. 2.8 mi. by road north of El Mirage Road (= Avenue 'P'), and 3.7 mi. south of Avenue 'J' (= N5) 866 Comment
  SBBG31436  Salicornia pacifica R. F. Thorne 1966-4-4 35769 Los Angeles behind Ballast Pt, Catalina Harbor, isthmus Comment
  UC557646  Salicornia subterminalis Nell Murbarger May 1936 223 Los Angeles n end San Clemente Island 30 Comment
  RSA478897  Salicornia virginica Robert Gustafson 1980-8-29 1865 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA611368  Salix exigua Louis C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  LA208647  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-1-28 7639 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  SBBG58922  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Crk, below Castaic 300 Comment
  SBBG58923  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Crk, below Castaic 300 Comment
  RSA720150  Salix gooddingii LeRoy Gross 2007-4-6 2627 Los Angeles Southern front of the range: Wildwood Canyon. 499 Comment
  LA34163  Salix laevigata Peter H. Raven; 1959-5-3 14103 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, 0.7 mi S of Mulholland Drive. 289 Comment
  RSA0082587  Salix laevigata R. G. Swinney 2010-6-4 12996 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
  UC165071  Salix laevigata unknown April, 1904 1153 Los Angeles Pasadena Comment
  UC506422  Salix lasiandra subsp. lasiandra Carl Hedin and Joseph Ewan 1932-6-28 7674 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  LA208797  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-25 7661 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  POM2030  Salix lasiolepis I. M. Johnston 1918-5-12 1955 Los Angeles San Antonio Mountains. N.7k San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  RSA332892  Salix lasiolepis Wayne E. Sawyer 1981-6-11 32 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  RSA332893  Salix lasiolepis Wayne E. Sawyer 1981-6-11 31 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UCR209275  Salix lasiolepis R. G. Swinney 2008-10-7 9483 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA92644  Salix lasiolepis F. W. Peirson 1919-2-9 317 Los Angeles Fish Canyon, south base of San Gabriel Mountains 457 Comment
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Dec 10 2014
  UC506436  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7657 Los Angeles Comment
  CAS-BOT-BC107541  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 38 Los Angeles Oak Knoll Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA6429  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 12 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC126286  Salix sessilifolia LeRoy Abrams 1903-4-13 3255 Los Angeles Old bed of Los Angeles River, Forence Comment
  RSA97665  Saltugilia splendens subsp. grantii R. M. Straw 1954-6-16 616 Los Angeles Just west of Cloudburst Summit on Angeles Crest Hwy. 2134 Comment
  RSA585158  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-1 2755 Los Angeles Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. along Moody Canyon 1341 Comment
  UC25658  Salvia apiana J. Burtt Davy May 9 1896-May 24 1896 2640 Los Angeles Leonis Valley; Antelope Valley Comment
  RSA294796  Salvia apiana Lyman Benson 1946-5-13 12089 Los Angeles Midway between Pomona and Brea. Puente Hills. 274 Comment
  CATA3368  Salvia columbariae Peter J. Dixon 2016-3-24 042 Los Angeles Santa Catalina Island: N ridge of Sweetwater Canyon, near FAR fenceline, 1500 m west southwest of summit of Banning Mt. 249 Comment
  SD253490  Salvia columbariae R. G. Swinney 2010-4-13 12182 Los Angeles San Gabriel Mountains: 0.35 miles north of Limekiln Canyon bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Canyon stream bottom. (San Fernando 7.5'Q) 609 Comment
  RSA0056281  Salvia columbariae L. Bullington 1961-4-27 s.n. Los Angeles Dry Canyon, Mulholland Rd. 457 Comment
  SBBG25464  Salvia columbariae M. Vincent 1961-3-16 Los Angeles 4 mi NW of Topanga Cyn Rd Comment
  SEINET6048553  Salvia columbariae Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SFV3207  Salvia dorrii J. C. Crawford 1958-4-18 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, 2.1 miles west on Ave. N. 790 Comment
  UCR224374  Salvia dorrii Justin M. Wood 2010-5-10 1562 Los Angeles San Gabriel Mountains, Little Rock Creek, downstream of Little Rock Reservoir, within 0.25 mi of the dam 966 Comment
  UCSB32449  Salvia dorrii var. dorrii Alpert, Donald 1962-4-14 Los Angeles Little Rock Dam 1127 Comment
  LA69672  Salvia dorrii var. pilosa J. A. Ewan; Nesta Dunn 1936-8-5 9966 Los Angeles San Gabriel Mountains, Mescal Creek 1447 Comment
  OBI13543  Salvia leucophylla Louis C. Wheeler 1932-5-17 715 Los Angeles Garapito crk, Santa Monica mts 305 Comment
  POM307592  Salvia leucophylla Lyman Benson 1963-4-15 16245 Los Angeles San Jose Hills. Ridge east of Diamond Bar Boulevard, Diamond Bar Ranch. 305 Comment
  RSA3509  Salvia mellifera Carl B. Wolf 1932-5-9 3452 Los Angeles Pebbly Beach, Santa Catalina Island. 30 Comment
  UC1211067  Salvia mellifera Huron H. Smith 1912-5-29 5032 Los Angeles trail from summit Santa Catalina Island 365 Comment
  RSA651044  Salvia mellifera C. J. Humphrey 1936-6-5 s.n. Los Angeles N. Los Angeles. Comment
  POM4119  Salvia spathacea E. D. Palmer 1903-06 s.n. Los Angeles Foothills of Garvanza. Comment
  RSA250495  Sambucus caerulea R. F. Thorne, John Dourley 1967-10-10 37377 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  POM296988  Sambucus mexicana Karen Hosterman 1957-4-8 962 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  SEINET8058166  Sambucus nigra W. Wheeler 1904-6-10 s.n. Los Angeles Covina. Comment
  RSA460824  Samolus parviflorus Unspecified 1897-06 s.n. Los Angeles Mission Canon, San Gabriel. Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  UC454482  Sanicula arguta I. J. Condit 1911-3-21 Los Angeles Santa Catalina Island Comment
  UC450906  Sanicula crassicaulis Fay A. McFadden 1931-3-10 57 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UCR48958  Santolina chamaecyparissus A. C. Sanders 1987-7-22 7166 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UC883433  Satureja douglasii Ezra C. Knopf 468 Los Angeles Santa Catalina Island Comment
  SBBG43862  Schinus molle M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  UCR259641  Schinus molle R. G. Swinney 2010-5-7 12598 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCR206533  Schinus terebinthifolius A. C. Sanders, T. B. Salvato 2009-5-19 36823 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  CHSC95804  Schismus arabicus LeRoy Gross; Ted Anderson 2004-5-3 1215 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 and 2N76.2). 1380 Comment
  SFV21108  Schismus arabicus L. Gross, T. Anderson 2004-5-3 1215 Los Angeles San Gabriel Mountains Road started west of Mt. Lukens, down (southeast) to a little west of Earl Canyon Road. Angeles National Forest Road surveys. Roads 2N76.1 & 2N76.2. 1380 Comment
  UCR273916  Schismus arabicus Steven A. Junak 1999-4-22 SCa- 836 Los Angeles California Islands, Santa Catalina Island. White' Landing, tent cabin area, YMCA Camp, just west of amphitheater 6 Comment
  SBBG131735  Schismus barbatus S. A. Junak 1999-4-22 SCa 842 Los Angeles in upper part of Cape Cyn, at pumphouse, just upstream from fork in rd 304 Comment
  LA200951  Schismus barbatus Peter H. Raven; 1960-5-15 15353 Los Angeles 563 Comment
  RSA640900  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1967-7-23 10179 Los Angeles San Gabriel Mountains. Mojave Desert slope: pond 1/2 mi W from Barrel Springs, San Andreas Rift Zone. Comment
  UCR130152  Schoenoplectus americanus L. C. Wheeler 1931-9-19 1399 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  SBBG59224  Schoenoplectus californicus R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  SFV18293  Scrophularia californica J. N. Hogue 2002-5-24 175 .1 Los Angeles San Gabriel Mountains USFS Road 2N08, just east of Newman Point. 975 Comment
  POM155786  Scrophularia villosa M. B. Dunkle 1928-4-21 1865 Los Angeles Santa Catalina Island: Renton Mine Hill 305 Comment
  RSA25629  Scrophularia villosa Carl B. Wolf 1941-6-25 10895 Los Angeles Santa Catalina [Island]. Head of Avalon Canyon, 300 yards SW of Wrigley Mausoleum. 152 Comment
  UCR270010  Scutellaria mexicana R. G. Swinney 2010-6-1 13120 Los Angeles San Gabriel Mountains, 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
  LA34730  Scutellaria tuberosa Mary V. Hood; 1944-5-7 44 29 k Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  SBBG127005  Sedum spathulifolium A. Parikh, N. Gale 2011-7-19 3568 Los Angeles W Fork San Gabriel River, 6.3 km W of St Hwy 39; San Gabriel Mtns 595 Comment
  RSA675817  Selaginella bigelovii LeRoy Gross 2003-3-7 774 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
  SBBG13137  Selaginella bigelovii P. H. Raven 1962-5-8 17635 Los Angeles W slope of island opposite Wilson Cove 60 Comment
  UCR197192  Selaginella bigelovii Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 663 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  RSA151018  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 15 Comment
  RSA0012729  Senecio californicus Fordyce Grinnell Jr. 1921-4-3 17783 Los Angeles Pacoima Canyon. Comment
  CAS-BOT-BC174665  Senecio flaccidus var. douglasii Timothy S. Ross; Steve Boyd 1994-7-7 8152 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
  RSA444576  Senecio flaccidus var. douglasii B. Roy 1987-10-9 10- 9 -87/4 Los Angeles 2 miles S of Mt. Baldy Village, opposite turnout N. of the northernmost tunnel. 1037 Comment
  RSA602466  Senecio flaccidus var. douglasii Scott D. White 1997-5-15 5149 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UC68956  Senecio flaccidus var. douglasii H. M. Hall 1905-7-24 6721 Los Angeles Elizabeth Lake Comment
  RSA188365  Senecio lyonii R. F. Thorne, Percy C. Everett 1965-6-22 34854 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  POM11177  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles San Antonio Mts. Pairire Fork of the San Gabriel River marshy ground in a small side canyon 2133 Comment
  RSA653842  Senecio vulgaris Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UCR91513  Senecio vulgaris Scott D. White 1996-4-13 3932 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  RSA603319  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR150358B  Setaria parviflora Scott D. White 2003-10-14 9834 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  RSA433865  Sidalcea malviflora Anstruther Davidson 1890-09 s.n. Los Angeles San Gabriel Comment
  RSA448215  Sidalcea neomexicana subsp. thurberi Anstruther Davidson 1920-05 s.n. Los Angeles Elizabeth Lake. Comment
  LA50758  Sidalcea sparsifolia W. O. Griesel; 1936-6-16 sn Los Angeles Santa Monica Mountains, Triunfo Canyon Comment
  CHSC110482  Sidotheca caryophylloides G. D. Wallace 2003-7-8 4049 Los Angeles Peninsular Ranges; San Jacinto Mountains region: Hidden Lake. Comment
  RSA782018  Sidotheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles Liebre Mountains. Road 7N23 1484 Comment
  CAS-BOT-BC384474  Silene antirrhina Le Roy Abrams 1899-4-1 226 Los Angeles Santa Monica Mts Comment
  CAS-BOT-BC174898  Silene laciniata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  SBBG15449  Silene laciniata subsp. laciniata C. B. Hardham 1958-6-14 3699 Los Angeles Chatsworth Hills Comment
  SFV15593  Silene laciniata subsp. laciniata K. C. Molina, K. L. Garrett 1992-5-9 13 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  UCSB45457  Silene laciniata subsp. laciniata Batson, J. 1979-5-25 Los Angeles 15 miles southwest of junction of Highway 101 and Westlake Boulevard, on Highway 23 609 Comment
  POM9220  Silene laciniata subsp. major P. A. Munz, R. D. Harwood 1920-5-17 3981 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UCR142982  Silene lemmonii L. C. Wheeler 1932-5-28 777 Los Angeles San Gabriel Mtns, Cascade Canyon off San Antonio Canyon 1113 Comment
  SBBG121235  Silene multinervia V. Soza, L. Moore 2000-5-10 858 Los Angeles Verdugo Crestline Dr, N of La Tuna Cyn and S of Pasko Park; fire rd S of Verdugo Crestline Dr from fire gate to power lines to peak 0'1936" 579 Comment
  CAS-BOT-BC175115  Silene verecunda Victor Duran 1933-7-24 3530 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR98736  Silene verecunda subsp. platyota T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3357 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  POM6151  Silybum marianum I. M. Johnston 1917-5-13 1025 Los Angeles El Monte 84 Comment
  CAS-BOT-BC74902  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles East of Whittier, near Michigan Avenue and on north side of Whittier Boulevard. 106 Comment
  SD69707  Sinapis arvensis Robert F. Thorne 1966-4-29 36291 Los Angeles Santa Catalina Island; disturbed ground near dam, Middle Ranch, Middle Ranch Canyon. 199 Comment
  PASA2075  Sisymbrium altissimum Frank W. Peirson 1921-5-18 Los Angeles 1 miles south of Saugus Comment
  PASA2078  Sisymbrium irio Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA258418  Sisymbrium irio C. W. Tilforth 1972-4-22 509 Los Angeles weeds of RSABG. Comment
  RSA366920  Sisyrinchium bellum Russell S. Woglum 1934-4-8 1280 -A Los Angeles Barker's Ranch, North Hollywood. Comment
  RSA639967  Sisyrinchium bellum Louis C. Wheeler 1967-9-5 10697 Los Angeles San Gabriel Mountains: Prairie Fork on road to Guffy Camp. 2194 Comment
  SEINET12048486  Sisyrinchium bellum Los Angeles High School Students 1903-1 44 Los Angeles Comment
  UCR125124  Solanum americanum A. C. Sanders, Mark Elvin 2002-6-18 25115 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  CAS-BOT-BC167076  Solanum douglasii Wayne Law; Jun Hu 2000-4-30 04 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground 823 Comment
  RSA716807  Solanum douglasii A. C. Sanders 2003-3-14 25767 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
  UC56810  Solanum douglasii W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA422400  Solanum douglasii Wayne E. Sawyer 1891-5-20 s.n. Los Angeles University Place. Comment
  RSA422428  Solanum douglasii M. B. Dunkle 1938-3-20 5239 Los Angeles Palos Verde Rolling Hills. Comment
  UC1191774  Solanum douglasii Malcolm A. Nobs, S. Galen Smith 1948-9-8 647 Los Angeles just w of Malibu Comment
  UC1293690  Solanum elaeagnifolium P. C. Everett and E. K. Balls 1959-6-2 23845 Los Angeles 1 mi ne of entrance to Stokes Canyon (Santa Monica Mountains); Santa Monica Mountains 182 Comment
  RSA0096624  Solanum umbelliferum R. G. Swinney 2011-6-22 15261 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA608499  Solanum umbelliferum Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  SEINET6186050  Solanum umbelliferum R. W. Summers 1886-1 s.n. Los Angeles Santa Monica hills Comment
  NY820441  Solanum xanti T. S. Elias 1984-4-29 8332 Los Angeles Angeles National Forest: Glendora Ridge, near Baldy Camp; along Forest Service road above ridge road Comment
  PASA2159  Solanum xanti Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  CSUSB918  Solanum xanti var. intermedium Sue Freeman 1966-4-10 Los Angeles On dry canyon slope above Gavin Creek, about 5 miles north of the junction of Foothill Blvd. in San Fernando and Highway 99; 20 yards from highway. 609 Comment
  UCR124469  Solanum xanti var. montanum B. C. Templeton 1932-5-31 4859 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR204751  Solidago confinis R. G. Swinney 2005-8-9 8424 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  SEINET11383203 Image available Solidago velutina subsp. californica F. R. Fosberg, Ewan, Joseph 1931-1 5036 Los Angeles 0.5 mile below Big Cienega, Islip Trail; Comment
  CATA1664  Sonchus asper subsp. asper Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2953 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  UCD136131  Sonchus asper subsp. asper Daryl Koutnik 1978-3-31 199 Los Angeles west fork of Triunfo Creek near Westlake Village homes. 274 Comment
  RSA0127006  Sonchus asper subsp. asper Louis C. Wheeler 1967-7-20 10124 Los Angeles Aliso Canyon. 1067 Comment
  RSA234633  Sonchus oleraceus R. F. Thorne 1970-3-6 39408 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  LA105051  Sonchus oleraceus Barry A. Prigge; 1988-7-3 8217 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
  POM19130  Sonchus oleraceus P. A. Munz 1923-4-9 6680 Los Angeles San Clemente Island. Canyon 3 miles southeast of Casa Blanca. Comment
  RSA232791  Sonchus oleraceus R. F. Thorne 1966-4-17 36117 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  CDA29918  Spartium junceum Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA656665  Spartium junceum G. Pitto 1980-6-2 38 Los Angeles Verdugo Mountains Region: Road side end of [Markridge] Rd. and Cooks Canyon, La Crescenta. 579 Comment
  CATA3042  Spergularia bocconi Amy Catalano 2016-3-21 051 Los Angeles Santa Catalina Island: Driveway to milkhouse in Middle Ranch 188 Comment
  RSA0097901  Spergularia bocconi R. F. Thorne 1973-4-12 42928 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  RSA0097903  Spergularia bocconi P. H. Raven 1962-4-11 17267 Los Angeles San Clemente Island. Due west of Wall 2. 9 Comment
  RSA0098212  Spergularia macrotheca P. A. Munz 1923-4-8 6608 Los Angeles San Clemente Island, northwest coast. Comment
  CATA1420  Spergularia marina Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2578 Los Angeles Santa Catalina Island: Little Harbor 0 Comment
  SBBG13815  Spergularia villosa M. A. Piehl 1962-10-3 62478 Los Angeles ridge over S fork of Gallagher Cyn 396 Comment
  CAS-BOT-BC391001  Spergularia villosa Geo. B. Grant 1906-4-7 6608 Los Angeles Pasadena 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
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  UC75066  Stachys albens C. F. Baker 1903-8-2 3663 Los Angeles near Claremont; San Antonio Canon Comment
  RSA0051602  Stachys albens Harold L. Pirie 1963-7-27 s.n. Los Angeles Cold Creek of Stunt Rd. in the Santa Monica Mts. 563 Comment
  SEINET13948001 Image available Stachys albens C. S. Lieb 1981-1 59 Los Angeles Angeles Natl. Forest, .5-.7 mi. (by Warm Springs Canyon Rd.) WNW Lake Hughes Rd. 2200 ft alt. 671 Comment
  RSA446683  Stachys rigida subsp. quercetorum Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  LA52387  Stachys rigida var. rigida Carl Epling; May 1934 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA127995  Stanleya pinnata H. J. Thompson 1958-11-29 1833 Los Angeles SE of bridge over Malibu Creek, along Coast Hwy 8 Comment
  UCR197754  Stanleya pinnata var. pinnata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 78 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  SBBG131679  Stebbinsoseris heterocarpa S. A. Junak 1999-5-20 SCa 930 Los Angeles 0.5 mi E of reservoir [reservoir in Cottowood Cyn] 207 Comment
  RSA0115678  Stebbinsoseris heterocarpa Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 526 Los Angeles Santa Catalina Island. Little Ripper's Canyon, just inland from beach. 36 Comment
  RSA0081322  Stellaria media R. G. Swinney 2010-3-16 11934 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA533493  Stellaria media Timothy S. Ross 1991-3-9 4186 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  UCR100423  Stephanomeria cichoriacea Scott D. White, Pam DeVries 1997-11-29 6034 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa, parallel to Hwy 39; below Morris Dam. 259 Comment
  UC535347  Stephanomeria diegensis Ira W. Clokey, B. Templeton June 1929 4581 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  CAS-BOT-BC375357  Stephanomeria exigua subsp. coronaria Timothy S. Ross; Steve Boyd 1994-9-20 8232 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  RSA596993  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1996-9-24 8967 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  RSA608005  Stephanomeria exigua subsp. coronaria L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  SD41983  Stephanomeria parryi Darley F. Howe 1947-5-5 1528 Los Angeles East of Littlerock. Comment
  UCR240029  Stephanomeria pauciflora R. G. Swinney 2009-11-13 11612 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  RSA226049  Stephanomeria pauciflora var. pauciflora R. F. Thorne, C. W. Tilforth 1971-6-17 39893 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  CAS-BOT-BC375816  Stephanomeria virgata L. R. Abrams 1916-10-31 6373 Los Angeles Cahuenga Pass Comment
  UCR138860  Stipa cernua L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., north of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR237899  Stipa coronata Mark A. Elvin 2003-5-1 2494 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UCR117117  Stipa lepida A. C. Sanders, D. Malueg 2001-5-17 24350 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  UCR258915  Stipa lepida R. G. Swinney 2010-4-30 12471 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCR194289  Stipa parishii R. G. Swinney 1998-8-31 6876 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  RSA155925  Suaeda californica P. H. Raven 1962-7-12 18040 Los Angeles Just west of North Head, San Clemente Island 6 Comment
  UCR13466  Suaeda californica O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  SD75645  Suaeda californica var. taxifolia M. B. Dunkle 1939-4-13 7242 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  CAS-BOT-BC110411  Suaeda taxifolia David B. Weissman 1971-6-16 67 Los Angeles Santa Catalina Island. Bank along Catalina Harbor. 6 Comment
  UC22722  Swertia neglecta H. M. Hall 1899-6-21 1249 Los Angeles Swartout Canyon San Antonio Mountains 2072 Comment
  HSC24488  Symphoricarpos rotundifolius var. parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38578 Los Angeles San Gabriel Mtns., Angeles National Forest, Big Pines. 2073 Comment
  RSA495615  Symphoricarpos rotundifolius var. parishii S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 319 Los Angeles Mountain High Ski resort; W of Wrightwood, just N of Mt. High East. N slopes of San Gabriel Mts. 2017 Comment
  SD28089  Symphyotrichum defoliatum Carl B. Wolf 1932-9-16 4104 Los Angeles Bryant Ranch. 100-150 feet west of State Highway, at extreme southeast corner of Pacific Western Oil Co. Lease. 4 Comment
  UC63370  Symphyotrichum defoliatum Dr. A. Davidson Los Angeles Los Angeles Comment
  UCR274875  Symphyotrichum greatae Josh Corona-Bennett 2010-9-1 s.n. Los Angeles Western Transverse Range, north of city of San Fernando, c. 0.5 mile from Little Tujunga Canyon Road, on north-facing slope of Pacoima Creek, probably Angeles National Forest 617 Comment
  CAS-BOT-BC223943  Tamarix parviflora Ernest C. Twisselmann 1970-9-8 17486 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  CATA3361  Taraxacum officinale Amy Catalano 2017-4-26 068 Los Angeles Santa Catalina Island: North edge of Nature Center in Avalon Canyon, under back porch 70 Comment
  UCR84432  Tauschia hartwegii T. S. Ross, Steve Boyd 1993-5-23 7261 Los Angeles San Gabriel Mtns., Liebre Mountains, upper Clearwater Canyon 899 Comment
  RSA729963  Tauschia parishii R. G. Swinney 1999-5-1 7096 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
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Nov 19 2016
  UC1619324  Tauschia parishii Timothy S. Ross, Steve Boyd 1990-5-23 2620 Los Angeles north-northwesterly ridge descending from Messenger Peak (6015 ft) (near headwaters of Mill Canyon and Moody Canyon); San Gabriel Mountains, Mount Gleason area 1645 Comment
  UCSC002894  Tauschia parishii Peter Kamb 1947-6-1 546 Los Angeles North slope of Mount Dissapointment, San Gabriel Mountains 1463 Comment
  RSA728296  Tetradymia axillaris var. longispina Gary D. Wallace, Robert Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1955 Los Angeles Fort Tejon Road Comment
  RSA774845  Tetradymia axillaris var. longispina R. G. Swinney 2009-4-29 10587 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC329051  Tetradymia canescens C. B. Wolf 1931-10-23 2497 Los Angeles 1 mile E of Wrightwood Lodge, San Gabriel Mtns. 1828 Comment
  RSA597380  Tetradymia canescens Timothy S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3705 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCR106893  Tetradymia canescens L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mtns., Table Mountain Campground 2195 Comment
  UC1126240  Thalictrum fendleri var. polycarpum Jerome S. Horton 1936-6-11 355 Los Angeles Tanbark Pomona Quadrangle, San Dimas Experimental Forest 792 Comment
  UC535541  Thalictrum fendleri var. polycarpum Ira W. Clokey, B. Templeton Mar. 1929 4514 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA609121  Thelypteris puberula var. sonorensis L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 518 Comment
  RSA794745  Thinopyrum intermedium Jane Tirrell 2012-7-20 LS 0115 Los Angeles South side of California State Route 2 near mile marker 66.43. 2228 Comment
  SD234862  Thysanocarpus curvipes A. C. Sanders, M. Elvin 2003-3-5 25731 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. 334 Comment
  RSA0121941  Thysanocarpus desertorum R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41601 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA0121943  Thysanocarpus desertorum Orlando Mistretta 1994-3-30 980 Los Angeles Little Rock Creek; Slopes east of creek below Little Rock Dam. 1021 Comment
  RSA188361  Thysanocarpus laciniatus R. F. Thorne, P. Everett 1965-6-23 35002 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  SBBG13290  Thysanocarpus laciniatus M. A. Piehl 1962-6-10 62379 Los Angeles cyn E of Thirst 304 Comment
  UCR108650  Thysanocarpus laciniatus L. C. Wheeler 1967-5-18 9637 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCSB8580  Thysanocarpus laciniatus Wedberg, H. 1958-2-22 Los Angeles About 5 miles west of Beverly Glen Blvd., on Mulholland Drive, Santa Monica Mts. Comment
  RSA0041689  Thysanocarpus laciniatus Frances Runyan 1973-4-7 36 Los Angeles Agua Dulce Canyon Rd., north of freeway. 609 Comment
  RSA0057530  Thysanocarpus laciniatus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA0074062  Thysanocarpus laciniatus Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall. 609 Comment
  RSA188225  Torilis nodosa R. F. Thorne, P. Everett 1965-6-22 34880 Los Angeles Santa Catalina Island. Up Avalon Canyon beyond (NE of) mausoleum. 152 Comment
  POM86061  Toxicodendron diversilobum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  HSC14460  Trichostema lanatum C. S. Apperson 1967-6-11 Los Angeles 4 miles up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  SDSU21371  Trichostema lanatum S. H. Bullock 1968-4-6 52 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Ave. 366 Comment
  SEINET8999638 Image available Trichostema lanatum Unknown 1966-5-22 119 Los Angeles Little Tujunga Canyon, 8 mies [sic; miles] north of Hanson Dam in the San Gabriel Mountains. 1067 Comment
  UC57014  Trichostema lanatum Ernest Braunton 1902-6-4 382 Los Angeles Griffith Park (N side) Comment
  RSA593562  Trichostema lanceolatum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8916 Los Angeles Liebre Mountains, Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SEINET10499329  Trichostema lanceolatum David B. Dunn 1946-8-30 Dunn 2763 Los Angeles Faculty hill near floriculture area. In dry clay soil. Comment
  SEINET7972563  Trichostema lanceolatum J. H. Barber 1897-9-21 285 Los Angeles Santa Monica Forestry Station Comment
  RSA0092875  Trifolium albopurpureum Steven A. Junak, Keri Kirkland, Linda Vorobik 1998-5-16 SCa- 704 Los Angeles Santa Catalina Island: On N side of Airport Road, at roadside pullout ca. 0.3 miles E of KBRT Radio Station. 442 Comment
  UCR159947  Trifolium ciliolatum L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  RSA349424  Trifolium ciliolatum Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  RSA0093140  Trifolium gracilentum Steve Boyd, Gary D. Wallace 2011-4-14 12307 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  SBBG117029  Trifolium gracilentum S. A. Junak 2001-5-4 SCa 1498 Los Angeles E of Parson's Landing, along trail up to summit E of landing 140 Comment
  RSA724587  Trifolium gracilentum K. Dobry 1992-10-25 d- 1104 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA155804B  Trifolium gracilentum var. gracilentum Peter H. Raven 1962-4-10 17194 -B Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA0096634  Trifolium hirtum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-5-1 SCa- 613 Los Angeles Santa Catalina Island. Along E side of Haypress Reservoir. 384 Comment
  UCR271811  Trifolium obtusiflorum R. G. Swinney 2011-6-23 15307 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UC56623  Trifolium obtusiflorum Earnest Braunten 1902-5-10 376 Los Angeles Rivera Comment
  UCR86527  Trifolium palmeri T. S. Ross 1992-4-14 6185 Los Angeles San Clemente, c. 20-40 m ENE of the intersection of the new Lemon Tank Road and the main N-S island access road 340 Comment
  CATA169  Trifolium willdenovii Mark L. Hoefs, A. Douglas Propst 1973-4-6 132 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA0029399  Trifolium willdenovii Justin M. Wood, K. VinZant, T. Valentovich 2012-6-6 4776 Los Angeles Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA0084873  Trifolium willdenovii R. G. Swinney 2010-5-4 12549 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SBBG31478  Trifolium willdenovii R. F. Thorne 1966-4-7 35971 Los Angeles Howland Landing Cyn near rd to Johnson's Landing 22 Comment
  UC200726  Trifolium willdenovii Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA609605  Trifolium willdenovii L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  UC50340  Trifolium willdenovii H. M. Hall 1903-4-1 3753 Los Angeles Arroyo Seco Comment
  HSC24464  Trifolium wormskioldii R. F. Thorne, M. Z. Thorne 1969-7-9 38532 Los Angeles San Gabriel Mountains, Angeles National Forest: sloping meadow at Big Pines 2088 Comment
  CAS-BOT-BC67497  Tropidocarpum gracile Munz; Street; Williams 1919-3-8 2301 Los Angeles Pomona. Comment
  RSA562554  Tropidocarpum gracile Steve Boyd, Orlando Mistretta 1993-5-11 8127 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  UC11064  Tropidocarpum gracile Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC1220412  Turricula parryi G. I. Stage 1963-7-7 63 -40 Los Angeles Tanbark Flat; San Gabriel Mountains Comment
  UCR240017  Typha R. G. Swinney 2009-11-9 11585 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  LA33919  Typha domingensis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 A Los Angeles 30 Comment
  SD252386  Typha latifolia Steven A. Junak 1999-9-10 Sca 1095 Los Angeles Santa Catalina Island: Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing) 91 Comment
  RSA0054981  Typha latifolia Louis E. Hoffman 1945-2-24 s.n. Los Angeles Little Tujunga Canyon. Comment
  RSA623931  Typha latifolia R. M. Selle 1931-7-3 162 Los Angeles Arroyo Seco, Pasadena Comment
  CAS-BOT-BC73688  Ulmus parvifolia John Thomas Howell 1964-10-19 40965 Los Angeles San Gabriel Blvd. at Colorado Blvd., Pasadena. Comment
  CAS-BOT-BC344984  Umbellularia californica Duncan S. Bell; Caitlin Elam 2013-6-24 5296 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just S of the mouth of Iron Fork 899 Comment
  CAS-BOT-BC381904  Uropappus lindleyi John Thomas Howell 1928-3-20 3454 Los Angeles Floor of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  CAS-BOT-BC404125  Urtica dioica subsp. holosericea Timothy S. Ross; Steve Boyd 1994-7-7 8168 Los Angeles Liebre Mountains. 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
  UCR223272  Urtica dioica subsp. holosericea R. G. Swinney 2009-8-19 11456 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  RSA533492  Urtica urens Tim S. Ross 1991-4-21 4502 Los Angeles Whittier Hills(Puente Hills, pro parte): Turnbull Canyon drainage near mouth of the Turnbull Canyon. 154 Comment
  RSA612036  Venegasia carpesioides B. Campbell 1932-4-23 s.n. Los Angeles Los Alisos Canyon Comment
  RSA650401  Veratrum californicum var. californicum T. Shipman 1974-7-25 s.n. Los Angeles Angeles Crest Highway, near Baden Powell 1982 Comment
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Jul 7 2011
  UC205361  Verbena bracteata L. R. Abrams Los Angeles Inglewood Comment
  SFV7109  Verbena lasiostachys K. A. Wilson 1974-8-21 1435 Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  UCR204755  Verbena lasiostachys R. G. Swinney 2005-8-9 8429 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CLARK-A1528-2136  Verbesina encelioides subsp. exauriculata John C. Roos 1937-6-29 2485 Los Angeles Oxnard Comment
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Dec 5 2014
  RSA578827  Veronica anagallis-aquatica Tim S. Ross, Darin Banks 1994-4-13 7516 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  UCR95728  Veronica anagallis-aquatica Lauren Raz, Steve Boyd 1996-10-23 049 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Rd. 6N24 with Lake Hughes Rd 610 Comment
  POM4381  Veronica arvensis I. M. Johnston 1918-4-25 1977 Los Angeles Claremont. 366 Comment
  UCR205061  Veronica arvensis R. G. Swinney 2008-4-4 8607 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UC140886  Viola adunca A. J. McClatchie 1896-7-5 Los Angeles Pasadena 1524 Comment
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Nov 11 2016
  SBBG94249  Viola pedunculata F. R. Fosberg 1931-4-2 4455 Los Angeles divide between Hamilton and Descanso Cyns 150 Comment
  POM156175  Viola pedunculata L. R. Abrams 1903-3-8 3108 Los Angeles Near Inglewood. Comment
  RSA738058  Viola pedunculata M. A. Sanatay 1966-6-5 s.n. Los Angeles Verdugo Hills 91 Comment
  RSA593013  Viola purpurea Steve D. Boyd 1996-4-25 8722 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  RSA729869  Viola purpurea subsp. mohavensis R. G. Swinney 1999-5-22 7202 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  CAS-BOT-BC203184  Vitis girdiana Alice C. Cooper 1908-7-2 s.n. Los Angeles Little Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA713095  Vulpia microstachys var. pauciflora LeRoy Gross 2005-5-3 2236 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UC167329  Vulpia myuros var. hirsuta unknown 1905-4-15 463 a Los Angeles Pasadena Comment
  JEPS19881  Xylococcus bicolor Mrs. Blanche Trask 1909-3-27 Los Angeles Santa Catalina Island Comment
  UC2029945  Xylorhiza tortifolia G. D. Wallace, Ann Hiller 1983-5-18 2052 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. Comment
  SFV4038  Xylorhiza tortifolia var. tortifolia M. L. Vincent 1962-5-7 232 Los Angeles San Gabriel Mountains Highway 1 mile from main highway between Pearblossom and Valyermo. 1140 Comment
  CAS-BOT-BC102443  Yucca brevifolia Carl B. Wolf 1928-3-29 1551 Los Angeles Foothills at South side of Antelope Valley, 2 mi. So. of Neenach 1066 Comment
  UC1272467  Yucca whipplei Howard J. Arnott 1955-8-7 88 Los Angeles 1.0 mi e Highway 6 (on Soledad Canyon road toward Acton, in vicinity of Dand Canyon road) Comment
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Jul 9 2014
  SBBG31269  Zeltnera venusta R. F. Thorne with P. C. Everett 1965-6-22 34914 Los Angeles cyn above Avalon 152 Comment
  RSA732861  Zigadenus brevibracteatus Richard G. Swinney 2001-5-17 7954 Los Angeles Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  RSA656326  Zigadenus fremontii Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 684 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment



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