Search Results — 2000 specimen records retrieved (1587 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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC7609  Abronia maritima J. H. Barber 1907-1-25 Los Angeles So. Santa Monica Comment
  SEINET3828401  Abronia umbellata Jeremiah George 2012-1 Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue (Redondo Beach 7.5') 11 Comment
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Aug 12 2016
  CHSC26544  Acacia longifolia D. Freed 1967-5-20 97 Los Angeles 1/4 mile west of Rose Bowl, Pasadena. 76 Comment
  JEPS12530  Acamptopappus sphaerocephalus var. sphaerocephalus Frank W. Peirson 1921-5-19 24007 Los Angeles lower part, in wash Little Rock Creek canyon; San Gabriel Mountains 975 Comment
  CAS-BOT-BC331557  Acer macrophyllum James R. Shevock 1974-4-30 3433 Los Angeles Adjacent to San Gabriel Dam S of Angeles Crest Hwy, San Gabriel Mts., Angeles National Forest 457 Comment
  LA97302  Acer macrophyllum Kei Nakai; 1976-4-15 TCSP- 14 -76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Topanga Canyon State Park, 2.75 mi up Topanga Canyon Blvd. 152 Comment
  SEINET13276839 Image available Acer macrophyllum R. G. Swinney 2011-1 14194 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
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Oct 19 2018
  RSA191103  Achnatherum coronatum R. F. Thorne 1967-6-25 37072 Los Angeles Along fire-road between Cobal and Evey Canyons 732 Comment
  RSA594744  Achnatherum coronatum Timothy S. Ross 1995-4-7 8360 Los Angeles TEMPLIN HIGHWAY ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  UCD51168  Achnatherum occidentale subsp. pubescens A. A. Beetle 1942-6-25 3641 Los Angeles San Gabriel Mountains, Rt. 2, 2 miles north of Big Pine Camp. Comment
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Mar 25 2015
  CHSC100198  Achnatherum speciosum John Dittes 2006-6-5 1404 Los Angeles Transverse Ranges; San Gabriel Mts.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman, and 0.6 air-miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Interstate Hwy-5, north and east of Little Bear Road exit. 896 Comment
  RSA595458  Achnatherum speciosum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8569 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  SBBG96967  Acmispon argophyllus var. argenteus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4309 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SDSU4286  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. Comment
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Nov 10 2008
  CATA509  Acmispon dendroideus var. dendroideus Sara L. Crockett 1997-4-2 653 Los Angeles Santa Catalina Island: 2.4 miles W along Empire Landing Road from jct. with Airport Road, ca. 25 m S of road 259 Comment
  UCD104125  Acmispon glaber P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Comment
  SD60389  Acmispon glaber Peter H. Raven 1962-5-22 17847 Los Angeles Santa Catalina Island, on hillside near stream ca. 1 mile below Middle Ranch Comment
  SD69527  Acmispon maritimus Robert F. Thorne 1966-4-5 35856 Los Angeles Santa Catalina Island, rocky dry south-facing slope above stream in Cottonwood Canyon 106 Comment
  SD251228  Acmispon nevadensis var. davidsonii Jane Tirrell 2012-8-3 LSO 141 Los Angeles Transverse Ranges; San Gabriel Mountains region; south side Pacific Crest Trail, ca. 300 m. west of Mt. Hawkins. 2603 Comment
  RSA0061131  Acmispon strigosus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6836 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CATA1980  Acourtia microcephala F. R. Fosberg 1931-5-18 Los Angeles Santa Catalina Island: Cottonwood Canyon, near mouth 180 Comment
  RSA471678  Acourtia microcephala F. R. Fosberg 1931-5-21 s 4943 Los Angeles Howlands Landing, Santa Catalina Island. 20 Comment
  RSA711925  Acourtia microcephala Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 823 Comment
  CATA536  Adenostoma fasciculatum Sara L. Crockett 1997-5-1 696 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of Echo Lake Road (White's Landing Road) with Airport Road, SW side of road 463 Comment
  UCR186797  Adenostoma fasciculatum Gary Kovnat, LeRoy Gross 2003-4-5 36 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  RSA390482  Adenostoma fasciculatum var. fasciculatum Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA591922  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1967-5-8 9318 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA650363  Adenostoma fasciculatum var. fasciculatum A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. El. 30 Comment
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Jul 14 2011
  CAS-BOT-BC65575  Adiantum capillus-veneris Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge 847 Comment
  UCR193594  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6704 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  CAS-BOT-BC65558  Adiantum capillus-veneris Geo. B. Grant 1902-7-1 971 Los Angeles San Gabriel Canyon Comment
  RSA188242  Adiantum capillus-veneris R. F. Thorne, Percy C. Everett 1965-6-23 35001 Los Angeles Santa Catalina Island: lower part of Hamilton Canyon below main fork 91 Comment
  UCR53138  Aegilops ovata B. Lennart Johnson 1967-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  LA205600  Aesculus californica Louis Wheeler; 1931-10-25 336 Los Angeles Oakgrove Canyon near Sawmill Mt 1066 Comment
  UCR238128  Aesculus californica Mark A. Elvin, Brock Ortega 2002-4-18 1924 Los Angeles Hacienda Heights 274 Comment
  UCR255780  Ageratina adenophora R. G. Swinney 2010-4-15 12269 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  SD215384  Ageratina adenophora Louis Wheeler 1947-4-27 6470 Los Angeles Mountain Cave: 1 mile south of Monrovia Comment
  RSA660088  Agoseris retrorsa Orlando Mistretta 1992-5-25 429 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SEINET10509823  Agrostis californica David B. Dunn 1947-7-20 Dunn 2989 Los Angeles Collected at 316 n avenue 50 Comment
  RSA608003  Agrostis exarata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1189 Comment
  RSA469453  Aliciella lottiae Anstruther Davidson 1900-5-1 s.n. Los Angeles Lovejoy Butte. Comment
  RSA706220  Allium burlewii Tim Thibault, K. E. Olshewsky 2004-5-23 293 Los Angeles Mt. Williamson. 2074 Comment
  CAS-BOT-BC135899  Allium haematochiton P. A. Munz 1918-4-11 2049 Los Angeles Lone Hill, Glendora 365 Comment
  RSA367099  Allium haematochiton T. S. Clare 1929-3-17 s.n. Los Angeles Topanga Canyon. Comment
  UCR195296  Allium haematochiton Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1182 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, near junction of Green Verdugo fire road from 210 Fwy and road to Green Verdugo Reservoir 473 Comment
  UCR120887  Allium monticola L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., north side of Burkhart Saddle 2104 Comment
  RSA70244  Allium peninsulare var. peninsulare F. W. Peirson 1919-7-1 509 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  CATA1913  Allium praecox Charlie de la Rosa 2010-4-20 2 Los Angeles Santa Catalina Island: Above road to Reclamation Pond above USC Wrigley Institute 48 Comment
  SBBG96638  Allium praecox S. Boyd with T. Ross, P. Fritsch 1990-4-6 4176 Los Angeles 0.2 mi S of US Navy site called Jack 152 Comment
  RSA724536  Allophyllum divaricatum K. Dobry 1991-6-24 d- 756 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA28263  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  CATA217  Allophyllum glutinosum Mark L. Hoefs 1973-4-27 202 Los Angeles Santa Catalina Island: Upper Avalon Canyon 121 Comment
  RSA187859  Allophyllum glutinosum R. F. Thorne 1966-4-30 36336 Los Angeles W fork Gallagher's Canyon, Santa Catalina Island. 91 Comment
  RSA690926  Allophyllum glutinosum J. Mark Porter, Lauren Machen 2004-5-1 14079 Los Angeles San Gabriel Mountains, along Mount Baldy Road. 881 Comment
  RSA248662  Allophyllum glutinosum Christopher Davidson 1974-6-4 2289 Los Angeles Tapia Park, off Malibu Canyon Rd. 46 Comment
  HSC3406  Alnus rhombifolia C. E. Fellows 1965-8-22 117 Los Angeles Big Tujunga Canyon, end of Stonyvale Rd. Comment
  JEPS58604  Alnus rhombifolia C. E. Hutchinson 1892-8-10 Los Angeles in small canyon near Altadena 243 Comment
  UC2026383  Alternanthera philoxeroides Louis C. Wheeler 1946-8-9 6222 Los Angeles SAN GABRIEL: Rio Hondo at San Gabriel Boulevard. Comment
  UCR210406  Amaranthus albus R. G. Swinney 2008-12-6 9969 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
  RSA562691  Amaranthus albus D. Charlton, Lew Heide 1991-9-19 5614 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster. 762 Comment
  LA201789  Amaranthus blitoides Arthur C. Gibson; 2003-9-3 4843 Los Angeles 289 Comment
  UCR124030  Amaranthus blitoides A. C. Sanders, Mark A. Elvin 2002-8-28 25597 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  UCR160796  Amaranthus blitoides David Charlton 1991-9-19 5698 B Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  RSA592314  Amaranthus blitoides L. C. Wheeler 1966-9-21 8906 Los Angeles San Gabriel Mountains. Upper Coldbrook Creek. 1448 Comment
  CDA3242  Amaranthus blitum Tom Yutani 1988-10-29 Los Angeles Intersection of Beach Blvd. (Hwy 39) and Rosecrans Avenue, La Mirada, at the Orange County line. 0 Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  RSA683890  Amaranthus hybridus A. C. Sanders, Mark Elvin, Cathleen Weigand, et al. 2002-8-6 25549 Los Angeles Santa Clara River Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA747395  Amaranthus hybridus A. C. Sanders 2009-5-20 36873 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA611546  Amaranthus retroflexus L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: San Gabriel Canyon at Water Canyon, along west side of Morris Reservoir. 381 Comment
  RSA628559  Amaranthus retroflexus L. C. Wheeler 1967-8-13 10461 Los Angeles San Gabriel Mountains: Placerita Canyon Road; Sand Canyon 434 Comment
  CAS-BOT-BC42853  Ambrosia acanthicarpa Robert F. Thorne; M. Z. Thorne 1966-8-29 36569 Los Angeles San Gabriel Mtns., Angeles N.F., near hwy along N Fork of San Gabriel River, 3 mi. S of Coldbrook Campground 670 Comment
  POM266300  Ambrosia acanthicarpa J. C. Roos 1942-9-19 1711 Los Angeles West Los Angeles. Comment
  RSA680070  Ambrosia chamissonis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 321 Los Angeles San Clemente Island. West Dunes along road to S end dunes. 50m from beach, behind rock jolting up at beach; in shrub dune interface zone. Comment
  UC1929503  Ambrosia chamissonis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 321 Los Angeles Channel Islands; San Clemente Island: West dunes along road to S end dunes. 50m from beach, behind rock jolting up at beach; in shrub dune interface zone. Comment
  RSA151257  Ambrosia chamissonis Peter H. Raven 1962-7-12 18022 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  CAS-BOT-BC44996  Ambrosia confertiflora Scott D. White; Justin Wood 2008-6-4 12051 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  CAS-BOT-BC55552  Ambrosia psilostachya Lewis S. Rose 1966-12-24 66115 Los Angeles Westwood Village 121 Comment
  RSA596466  Ambrosia psilostachya Lauren Raz, Steve Boyd 1996-10-23 004 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SFV3990  Ambrosia salsola K. A. Wilson 1962-5-12 1272 Los Angeles Mojave Desert Antelope Valley. Valyermo Road, 2 miles southeast of 131st St. East in Pearblossom. 1070 Comment
  UCD128879  Ambrosia salsola Steve Mason 1993-5-2 33 Los Angeles Mojave Desert, just N of Saddleback Butte State Park on E. 190th St. (N5), 0.1 mi. N of Ave. J., 50-100' off East side of road. 853 Comment
  POM294315  Ammannia robusta Lyman Benson 1946-10-16 12205 Los Angeles Hills above Devil's Gate Dam Comment
  RSA582645  Amorpha californica Katherine Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon. Comment
  CAS-BOT-BC180650  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 304 Comment
  RSA415275  Amorpha californica var. californica Robert L. Dressler 1949-6-19 893 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  UC56593  Amorpha californica var. californica Ernest Braunton June 1902 424 Los Angeles Elysian Park Comment
  RSA0106743  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SFV3055  Amsinckia douglasiana P. G. Kilburn 1958-2-23 614 Los Angeles Santa Susana Mountains Oat Mountain. Firebreak atop hill by road. 610 Comment
  SBBG128382  Amsinckia intermedia M. L. Hoefs 1991-4-7 1045 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden, near rd to Divide 326 Comment
  UCR219401  Amsinckia intermedia R. G. Swinney 2009-3-25 10159 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR121251  Amsinckia menziesii J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  UC306212  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Love Hill s of Glendora; Love Hill 365 Comment
Read comments
Jul 17 2009
  UCR154234  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-5-24 30260 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
  UCR186980  Amsinckia retrorsa A. C. Sanders 2006-4-10 32005 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
  SBBG97032  Amsinckia spectabilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4356 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA0091517  Amsinckia tessellata R. G. Swinney 2011-4-20 14431 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA774262  Amsinckia tessellata R. G. Swinney 2009-5-5 10647 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  UCR101692  Amsinckia tessellata B. G. Pitzer 1998-5-23 3740 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  JEPS43117  Anagallis arvensis Frank W. Peirson 1919-3-27 331 Los Angeles foot of Lukens Peak Trail; San Gabriel Mts. 579 Comment
  RSA465150  Anagallis arvensis Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. 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
  UC2027710  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-13 3458 Los Angeles TR, SnGb, N of Aliso Canyon, just E of Angeles Forest Highway, 1.3 km N of Aliso Canyon Road. Comment
  RSA305713  Anemopsis californica Mark Hoefs 1973-6-5 331 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon. 23 Comment
  SBBG90457  Anemopsis californica M. C. Hochberg 1985-4-7 1202 Los Angeles Little Springs Cyn 243 Comment
  UCD97916  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  CATA102  Anthemis cotula Peter Henrikson 1987-4-23 76 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  UC1424947  Antirrhinum coulterianum Robin S. Collins 1973-5-28 324 Los Angeles Angeles National Forest, San Gabriel Mts.: along Packtrail ca. 2.5-3.0 miles into Canyon 762 Comment
  CAS-BOT-BC447694  Aphanes occidentalis Tim Ross; Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 980 m WNW of Black Jack Mtn summit 469 Comment
  SBBG113118  Aphanes occidentalis S. A. Junak 1997-3-27 SCa 348 Los Angeles Avalon Cyn, along lower part of Hermit Gulch Trail 109 Comment
  SBBG12205  Aphanisma blitoides P. H. Raven 1962-4-9 17178 Los Angeles sides of small arroyo above Wilson Cove 60 Comment
  SD66915  Aphanisma blitoides R. Mitchel Beauchamp 1967-3-19 336 Los Angeles San Clemente Island, I(c) mile southeast of West Cove Comment
  RSA0016912  Aphanisma blitoides Colton Russell s.n. Los Angeles Redondo Comment
  UC1228855  Apiastrum angustifolium Peter H. Raven 1962-5-9 17665 Los Angeles 1 mi s of Wilson Cove (San Clemente Island); San Clemente Island 22 Comment
  RSA0125858  Arabidopsis thaliana Orlando Mistretta, Christine Mistretta 2008-5-16 3089 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  UCR187146  Arabis A. C. Sanders 2006-5-16 32311 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
  RSA0029416  Arabis John F. Emmel 1996-5-11 1397 Los Angeles Sierra Pelona, SSE of Bouquet Reservoir; along USFS Road 6N07, 1.2 road mi west of junction with USFS Road 6N08. 1402 Comment
  UCR180574  Arabis pulchra Scott D. White, Pam Devries 2006-5-10 11447 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  UCR147293  Arabis sparsiflora var. sparsiflora Orlando Mistretta, Peter L. Morrell 1992-6-4 508 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  POM367170  Arbutus menziesii L. C. Wheeler 1932-4-16 619 Los Angeles W side Santa Anita Canyon. 762 Comment
  CAS-BOT-BC23859  Arctostaphylos catalinae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Island Comment
  RSA626697  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15695 Los Angeles Angeles Forest Highway, 8 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA629089  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-6-18 15611 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  JEPS42547  Arctostaphylos glandulosa subsp. glandulosa Frank W. Peirson 1918-5-26 141 Los Angeles summit Mt. Wilson Comment
  LA105369  Arctostaphylos glandulosa subsp. glandulosa Barry A. Prigge; 1989-4-23 8471 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 457 Comment
  LA200424  Arctostaphylos glandulosa subsp. mollis Jonathan Sauer; H. Bailey 1969-3-4 4281 Los Angeles 792 Comment
  LA210235  Arctostaphylos glandulosa subsp. mollis Alice Goen; 1931-3-7 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA654359  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 990 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 762 Comment
  CAS-BOT-BC39340  Arctostaphylos glauca John H. Thomas 1957-3-7 6492 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada. 914 Comment
  RSA631484  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15977 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631521  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15654 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631579  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15623 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631596  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15606 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631598  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15607 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631623  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15770 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  UCR224375  Arctostaphylos glauca Justin M. Wood 2010-5-10 1582 Los Angeles San Gabriel Mountains, Little Rock Creek, upstream of Little Rock Reservoir to confluence with Santiago Creek 999 Comment
  RSA634923  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20535 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635055  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20370 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635272  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20628 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA725893  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. 412 Comment
  UCR190125  Arenaria nuttallii subsp. gracilis R. G. Swinney 1998-8-27 6802 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, above Coldwater Canyon 2652 Comment
  UC1040942  Argemone rotundata Gerald B. Ownbey and Findley Ownbey 1954-5-28 2118 Los Angeles 7.0 mi w of Ravenna (at junction of Highway with Agua Dulce Creek Road, Soledad Canyon); Soledad Canyon Comment
  RSA602971  Artemisia californica L. C. Wheeler 1973-1-13 12809 Los Angeles San Gabriel Mountains: Little Tujunga, near Cottonwood Glen. 412 Comment
  RSA616143  Artemisia californica L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA650459  Artemisia californica A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. 30 Comment
Read comments
May 29 2014
  RSA650460  Artemisia californica Dick Mosbarger 1948-2-23 s.n. Los Angeles Cal Poly Campus, San Dimas. 245 Comment
  SBBG12862  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Pebbly Beach Comment
  CAS-BOT-BC84926  Artemisia californica Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  CATA1691  Artemisia douglasiana Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2986 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  RSA188485  Artemisia douglasiana R. F. Thorne, John Olmsted 1965-8-26 35398 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  RSA93947  Artemisia dracunculus F. W. Peirson 1918-10-16 272 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  CATA1430  Arundo donax Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2591 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCD166193  Asclepias Jack Major 1962-4-15 758 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  CHSC24195  Asclepias eriocarpa Tim Spira 1976-6-15 48 Los Angeles 1 mi e of Los Virgenes Rd. off of Mulholland Hwy. Comment
  RSA0127175  Asclepias fascicularis Louis C. Wheeler 1967-7-23 10165 Los Angeles Barrel Springs. San Andreas Fault zone. Comment
  UCR129921  Asclepias vestita Orlando Mistretta 1995-6-1 1762 -A Los Angeles San Gabriel Mtns., Carr Canyon 1021 Comment
  RSA0104714  Asclepias vestita subsp. vestita Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -85 Los Angeles Bob's Gap. At the south edge of Bob's Gap. 1444 Comment
  RSA653894  Asphodelus fistulosus Valerie L. Soza, Laura Moore 2000-5-10 825 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. 579 Comment
  SD197614  Asphodelus fistulosus R. G. Swinney 2008-4-4 8606 Los Angeles San Gabriel Mountains; lower Ham Canyon where it runs through San Dimas Golf Course. 366 Comment
  LA94121  Aspidotis californica Lawrence L. Kiefer; 1966-3-12 1834 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, ca 3 mi N of Sunset Blvd in ravine W of road. 182 Comment
  RSA417668  Aster greatae L. E. Hoffman 1931-9-25 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Dark Canyon. Comment
  UC407313  Astragalus LeRoy Abrams 1903-4-12 3251 Los Angeles near Hyde Park; near Hyde Park Comment
  RSA90190  Astragalus coccineus F. W. Peirson 1926-4-27 6663 Los Angeles Rock Creek, north base of San Gabriel Mts. 1220 Comment
  SBBG120066  Astragalus didymocarpus A. C. Sanders, M. Elvin 2003-4-14 25970 Los Angeles NE end of Santa Susana Mtns; Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River 351 Comment
  CAS-BOT-BC182306  Astragalus didymocarpus var. didymocarpus Lois E. James 1946-4-25 1747 Los Angeles Along the railroad tracks at Acton, Soledad Canyon Comment
  CAS-BOT-BC182848  Astragalus douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles San Gabriel Mts., [Swartout] Swarthout Valley, 1 mi. East below Big Pines Park 1981 Comment
  RSA0116123  Astragalus douglasii R. G. Swinney 2010-6-1 13165 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
  UCR189702  Astragalus lentiginosus R. G. Swinney 1998-7-10 6362 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1573 Comment
  RSA112057  Astragalus lentiginosus var. albifolius H. D. Ripley, R. C. Barneby 1943-6-21 5853 Los Angeles 8 miles N of Lancaster. 640 Comment
  RSA498882  Astragalus lentiginosus var. variabilis Fay A. MacFadden 1931-03 2962 Los Angeles Near Llano, Mojave Desert. Comment
  SBBG3220  Astragalus lentiginosus var. variabilis H. and M. Dearing 1938-5-1 2685 Los Angeles Antelope Valley near Palmdale Comment
  SBBG80333  Astragalus miguelensis F. C. Boutin 1967-4-23 1625 Los Angeles N end of SMC at West Cove; on sand dunes Comment
  JEPS127386  Astragalus trichopodus Robert Steers 2004-12-21 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes. Comment
  POM156307  Astragalus trichopodus var. lonchus L. R. Abrams 1903-3-8 3109 Los Angeles Near Inglewood. Comment
  JEPS54532  Astragalus trichopodus var. phoxus W. L. Jepson 1935-4-17 17071 Los Angeles Bouquet Canyon Bouquet Canyon (canyon bottom) Comment
  RSA524185  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd 1990-6-6 2861 Los Angeles 0.3 miles ESE of Oak Flat Spring near the intersection of Threemile Grade x the road W to Camp Caula; Los Padres National Forest (admin. by Angeles N.F.). 840 Comment
  RSA656074  Astragalus trichopodus var. phoxus James Henrickson 1985-3-30 19794 Los Angeles Ca. 2 miles N of Newhall in riverbed and margins of South Fork of the Santa Clara River near crossing of Saugus Road. 306 Comment
  UC13323  Astragalus trichopodus var. phoxus J. H. Barber 1897-1-24 175 Los Angeles near Newhall (Santa Monica); , near Newhall Comment
  CAS-BOT-BC17505  Athysanus pusillus George B. Grant 1900-2-8 5871 Los Angeles Lincoln Park. Comment
  POM122345  Atriplex Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  RSA751519  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -36 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UC284142  Atriplex californica P. A. Munz 1923-4-8 6616 Los Angeles San Clemente Island Comment
  POM636  Atriplex californica I. M. Johnston 1917-6-10 1270 Los Angeles Playa Del Rey Comment
  UCR140638  Atriplex canescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 28 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  CAS-BOT-BC168281  Atriplex canescens var. canescens Ernest Braunton 1903-9-1 906 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC172647  Atriplex coulteri Parish 1904-4-1 2313 Los Angeles Santa Catalina Id., Isthmus Comment
  SBBG29937  Atriplex nummularia C. B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  CATA1813  Atriplex prostrata Benjamin E. Carter 2012-8-23 7000 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 1 Comment
  SBBG20563  Atriplex semibaccata E. R. Blakley 1963-12-8 6402 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 7 Comment
  UC494403  Atriplex semibaccata Philip A. Munz 1932-8-31 12820 Los Angeles Playa del Rey Comment
  RSA659761  Atriplex semibaccata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 84 Los Angeles San Clemente Island. Comment
  RSA453959  Atriplex suberecta Robert Gustafson 1981-6-17 2237 Los Angeles Ballona Wetlands, Area 1 Comment
  SD112034  Atriplex triangularis Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  RSA0060784  Avena barbata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6806 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA600398  Avena barbata V. W. Steinmann 1996-4-7 823 Los Angeles San Gabriel Mountains, ca. 1 kilometer from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
  RSA591907  Avena fatua L. C. Wheeler 1967-5-8 9310 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 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
  UCR184213  Avena fatua A. C. Sanders 2007-4-19 33452 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA756078  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27131 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  CAS-BOT-BC98733  Baccharis douglasii unspecified 1904-7-20 s.n. Los Angeles Cienaga Comment
  POM158117  Baccharis douglasii L. R. Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  IRVC9026  Baccharis glutinosa P. W. Rundel 1965-2-6 1528 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  RSA127457  Baccharis plummerae Peter H. Raven, Henry J. Thompson 1958-10-11 1400 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  UCR241694  Baccharis plummerae Dan S. Cooper 2012-7-29 712- 80 Los Angeles Western Transverse Range; Santa Monica Mtns., La Tuna Canyon, about 1.2 way down one-way section of road toward PCH 271 Comment
  POM350350  Baccharis salicifolia M. B. Dunkle 1933-6-17 3586 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  RSA712380  Bahiopsis laciniata A. C. Sanders 2003-3-14 25754 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
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Apr 17 2009
  CAS-BOT-BC100026  Balsamorhiza deltoidea Ernest C. Twisselmann 1959-6-2 5319 Los Angeles Summit of Liebre Mountain 1638 Comment
  UCR186953  Balsamorhiza deltoidea A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31976 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
  SD82900  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mountains, Angeles National Forest; upper part of large, wet sloping meadow at Big Pines. 2090 Comment
  UCR213373  Barbarea orthoceras Dan S. Cooper 2010-4-9 20100409- 26 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  PASA386  Barbarea vulgaris Frank W. Peirson 1922-7-5 Los Angeles Big Pines Camp, San Gabriel Mts. 2072 Comment
  RSA128058  Bassia hyssopifolia P. H. Raven, H. J. Thompson 1959-9-6 14365 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  SD249188  Bassia hyssopifolia Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2191 Los Angeles San Clemente Island. Disturbed area south of road at northern tip of island, west of Northwest Harbor. 14 Comment
  RSA423221  Bassia hyssopifolia F. R. Fosberg 1930-7-7 S 3160 Los Angeles Alamitos Bay 2 Comment
  UC73343  Berula erecta Geo. B. Grant Jul 1902 104 Los Angeles Los Angeles Comment
  POM4981  Bidens frondosa Anstruther Davidson 1917-9-15 s.n. Los Angeles Alvarado St. Comment
  RSA670439  Bloomeria crocea I. W. Clokey, B. C. Templeton 1929-05 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UCD114463  Boechera retrofracta Geoffrey Levin 1974-4-27 64 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. 731 Comment
  UC1871064  Bolboschoenus maritimus subsp. paludosus T. S. Ross 1993-4-20 6824 Los Angeles Santa Catalina Island; NE side of Little Harbor near the outlet of Little Springs Canyon drainage. Comment
  UCR94697  Bolboschoenus maritimus subsp. paludosus A. C. Sanders, E. J. Lott 1993-5-6 13991 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  RSA527751  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4320 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA733127  Boykinia rotundifolia R. G. Swinney 1998-7-30 6587 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  CATA20  Brachypodium distachyon USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 6 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  RSA583025  Brachypodium distachyon Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6948 Los Angeles Santa Catalina Island: W end of island beyond isthmus, NW of Mt. Torquenada. 396 Comment
  UC1584727  Brassica rapa Tim Ross 1991-3-24 4303 Los Angeles Whittier Hills (Puente Hills, pro parte), Lower Turnbull Canyon Whittier Hills; , Lower Turnbull Canyon 170 Comment
  CAS-BOT-BC100399  Brickellia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC100403  Brickellia californica Ernest C. Twisselmann 1961-10-31 6676 Los Angeles Pine Canyon at Pine Canyon Guard Station 1066 Comment
  LA91512  Brickellia californica Bruce Douglas Clayton; Greg Clayton 1972-5-11 112 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  RSA191629  Brickellia californica R. F. Thorne, M. Z. Thorne 1966-8-29 36598 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  RSA94116  Brickellia californica F. W. Peirson 1924-10-26 5262 Los Angeles Arroyo Seco below California Street bridge, Pasadena 198 Comment
  JEPS22869  Brickellia nevinii Rimo Bacigalupi with Reino Alava 1958-7-21 6444 Los Angeles above canyon of Arroyo Seco (along Angeles Crest Highway (Calif. Hwy 2), San Gabriel Mountains); San Gabriel Mountains, Angeles Crest Highway (Calif. Hwy. 2) 944 Comment
  SEINET11837876  Brickellia nevinii D. P. Reagan 1974-1 17 Los Angeles Hasley Canyon, about 2 mi NW of Valencia Comment
  RSA385272  Briza minor Edwin Kline 1920-6-1 s.n. Los Angeles Near Los Angeles. Comment
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Sep 11 2015
  LA22002  Brodiaea jolonensis Martha Hilend; 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET12044749  Brodiaea minor S. B. Parish 1887-1 s.n. Los Angeles Elizabeth Lake Comment
  LA200936  Bromus carinatus Norman A. Cole; May 1964 sn Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA585424  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-31 2747 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA585669  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3345 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA586061  Bromus carinatus var. carinatus Orlando Mistretta 1995-6-21 1823 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  UCR108642  Bromus carinatus var. carinatus L. C. Wheeler 1970-5-4 s.n. Los Angeles Altadena, 55 E. Pine Street Comment
  RSA544571  Bromus catharticus Timothy S. Ross, E. Kellogg 1992-4-13 6136 Los Angeles San Clemente Island: Wilson Cove settlement. 46 Comment
  RSA0057930  Bromus diandrus Richard 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
  CAS-BOT-BC155396  Bromus hordeaceus L. Street; G. Williams 1919-4-12 2498 Los Angeles Hills near Priente. Comment
  POM363869  Bromus hordeaceus Caroline Shryock, Glenn Shryock 1924-5-15 s.n. Los Angeles Los Angeles. Comment
  RSA708551  Bromus hordeaceus Valerie L. Soza, LeRoy Gross 2001-5-9 1195 -c Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SD234237  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26119 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  UCR205123  Bromus hordeaceus R. G. Swinney 2008-4-17 8685 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR88673  Bromus madritensis Scott D. White, Chet McGaugh 1995-5-9 3024 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA594218  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-5-8 9326 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  CATA702  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-10 1199 Los Angeles Santa Catalina Island: Avalon Canyon, near #7 tee of golf course and horse trail 97 Comment
  UC1131222  Bromus madritensis subsp. rubens A. D. Gifford 1935-3-6 437 Los Angeles 2 8/10 mi sw of Red Mountain (Angeles National Forest); Angeles National Forest 609 Comment
  CAS-BOT-BC161862  Bromus rubens Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles Los Angeles River. Comment
  RSA188111  Bromus rubens R. F. Thorne 1966-4-4 35787 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA714197  Bromus rubens Valerie L. Soza, Miriam Sidibeh 2003-3-26 1614 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA728773  Bromus rubens Gary D. Wallace 1979-4-19 1698 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  UCR200001  Bromus rubens Valerie Soza, Mariam Sidibeh 2003-3-26 1614 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR258835  Bromus rubens R. G. Swinney 2010-3-22 12041 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR280576  Bromus rubens R. G. Swinney 2014-4-18 16130 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA787528  Bromus tectorum Jane Tirrell 2012-6-6 LS 0061 Los Angeles Windy Gap 2313 Comment
  UCR123808  Bromus tectorum Steven R. Hill, K. Kramer 2001-4-22 33349 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  VVC1676  Bromus tectorum P. J. MacKay, T. Thomas 2005-4-16 2186 Los Angeles Antelope Valley, Poppy Preserve State Park, north west of visitor center. 861 Comment
  UC185564  Bromus trinii T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  RSA171084  Bupleurum lancifolium J. N. Giridlian s.n. Los Angeles Spontaneous in garden, Oakhurst Gardens, 345 W. Colorado St., Arcadia. Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  JEPS52583  Calandrinia ciliata Frank W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon San Gabriel Mountains 441 Comment
  RSA466537  Calandrinia ciliata Christopher Davidson 1973-4-6 1869 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  SBBG18690  Calandrinia menziesii E. R. Blakley 1963-4-8 5552 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  SD162718  Callistemon citrinus A. C. Sanders 1988-2-18 7686 Los Angeles El Segundo Dunes, west of L. A. International Airport, between Pershing Drive and Vista Del Mar Blvd. Comment
  RSA377322  Calochortus catalinae Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UCR129357  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  CAS-BOT-BC132342  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  SBBG927  Calochortus clavatus H. and M. Dearing 1940-4-29 4235 Los Angeles Vale Verde Rd near Castaic Jct Comment
  IRVC26957  Calochortus clavatus var. gracilis A. C. Sanders 2003-4-17 26065 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  RSA699470  Calochortus invenustus LeRoy Gross, P. Morton 2004-6-10 1381 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  UCR20223  Calochortus invenustus T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, Mt. Gleason 1829 Comment
  SBBG57691  Calochortus kennedyi R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk 1066 Comment
  RSA627562  Calochortus plummerae Sandy Leatherman, Brian Daniels 1998-5-27 36 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. .25 mile down the existing dirt road. 500 Comment
  UC3376  Calochortus splendens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  UCR155354  Calochortus splendens A. C. Sanders 2005-5-5 29871 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  SEINET3885359  Calochortus splendens Louis C. Wheeler 1947-6-13 6516 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon.; 0 Comment
  RSA455894  Calycadenia tenella M. Bisbee 1917-5-20 s.n. Los Angeles Hills west of Eagle Rock Valley Comment
  RSA71099  Calystegia macrostegia subsp. intermedia F. W. Peirson 1920-4-22 151 Los Angeles foothills east of Rubio Canyon 533 Comment
  CHSC70113  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1971-7-8 2993 Los Angeles Barley Flats, near Co. Camp No. 18, off Angeles Crest Highway (Hwy 2). Comment
  RSA660175  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1992-5-25 448 Los Angeles Fenner Canyon Conservation Camp. S side of camp. Comment
  UCR238641  Calystegia occidentalis subsp. fulcrata Anuja Parikh, Nathan Gale 2010-6-18 3331 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  UCR101211  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-6-18 9970 Los Angeles Liebre Mtns, Liebre Mountains, Portal Ridge, open ridgeline about jct of Juday Truck Trail and Troedal Motorway, south of Troedel Spring 1183 Comment
  CAS-BOT-BC173253  Camissonia californica A. C. Sanders; Helen Kennedy 2005-4-13 29414 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0115833  Camissonia californica R. G. Swinney 2011-3-29 14253 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
  RSA466160  Camissonia californica George Vowels 1968-3-19 s.n. Los Angeles Santa Monica Mountains, Encinal Canyon, approx. 1.5 milesW of Mulholland Highway. 335 Comment
  RSA0091960  Camissonia campestris Mitch Provance, Callen Huff 2009-4-28 10706 A Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  RSA0115693  Camissonia campestris A. C. Sanders 2008-4-11 34841 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine. 995 Comment
  UCR96330  Camissonia campestris B. G. Pitzer 1996-4-20 2686 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA756202  Camissonia campestris subsp. campestris Barbara Ertter, L. R. Heckard, T. Sholars, J. Hickman 1988-5-23 7478 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  NY679590  Camissonia cheiranthifolia subsp. suffruticosa L. Abrams 1902-6-8 2495 Los Angeles Playa del Rey. Comment
  RSA454027  Camissonia cheiranthifolia subsp. suffruticosa C. Bavers 1906-5-30 s.n. Los Angeles Terminal. Comment
  RSA454045  Camissonia cheiranthifolia subsp. suffruticosa Gale Sphon 1955-4-12 s.n. Los Angeles Open sandy area near beach, Point Dume. Comment
  RSA597283  Camissonia confusa Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3734 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  POM184510  Camissonia hirtella Thomas Craig 1927-6-8 415 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  RSA655469  Camissonia hirtella LeRoy Gross, Laura Moore 2000-6-5 219 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA779208  Camissonia hirtella R. G. Swinney 2009-6-8 11076 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR155598  Camissonia hirtella A. C. Sanders, T. B. Salvato 2005-4-26 29698 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
  UCR272598  Camissonia hirtella R. G. Swinney 2011-6-7 15031 B Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA0091338  Camissonia strigulosa R. G. Swinney 2011-5-12 14704 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 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
  SD186261  Camissoniopsis bistorta A. C. Sanders, Andy Thompson 2003-4-15 26017 Los Angeles Newhall Ranch, 500 ft. south of Magic Mountain theme park. 351 Comment
  UCD103442  Camissoniopsis bistorta Kenneth A. Wilson 1961-2-20 864 Los Angeles San Gabriel Mountains. Little Tijunga. Comment
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Oct 29 2014
  CAS-BOT-BC160435  Camissoniopsis cheiranthifolia subsp. suffruticosa L. R. Abrams 1901-5-28 1679 Los Angeles Ballona Harbor Comment
  SBBG19140  Camissoniopsis guadalupensis subsp. clementina M. A. Piehl 1963-12-8 631101 Los Angeles sand mound near beach just E of mouth of Horse Beach Cyn, E base of China Pt 3 Comment
  SBBG61444  Camissoniopsis hirtella R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UC73304  Camissoniopsis hirtella E. D. Palmer 1902-4 Los Angeles wash near Glendora Comment
  UCSB72233  Camissoniopsis hirtella Gross, LeRoy 2003-5-23 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff (Chilao Flat 7.5Quad.: T3N R11W S3, SWl/4,SWl/4) 1799 Comment
  UC10300  Capsella bursa-pastoris Harley P. Chandler 1897-1-6 Los Angeles Claremont 365 Comment
  RSA530950  Capsella bursa-pastoris Samuel R. Tyson 1943-3-21 s.n. Los Angeles Sam Dimas Canyon, LA county. 488 Comment
  RSA658414  Capsella bursa-pastoris Patricia Kouo 1994-4-27 944135 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  RSA162707  Cardamine californica var. californica J. Olmstead 1960-2-24 1106 Los Angeles Wolfskill Canyon at junction with San Dimas Canyon 518 Comment
  RSA249723  Cardamine californica var. integrifolia R. F. Thorne, D. Propst 1973-2-12 42483 Los Angeles Santa Catalina Island. Ironwood Gully on slopes of hill E of Isthmus above Banning House. 183 Comment
  SEINET13387054 Image available Cardamine hirsuta R. G. Swinney 2011-1 14085 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wison 7.5' Q.) (T1N R11W S15) 232 Comment
  LA34188  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles 42 Comment
  CAS-BOT-BC282957  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  CAS-BOT-BC17656  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon. Comment
  RSA775912  Carex alma Orlando Mistretta, Christine Mistretta 2010-5-26 5218 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  HSC24483  Carex douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38548 Los Angeles San Gabriel Mtns, Angeles National Forest: summit of Table Mtn. above Big Pines Ranger Station 2134 Comment
  SEINET7827262 Image available Carex fracta J. Ewan 1936-1 9816 Los Angeles Blue-ridge near Big Pines auto road junction; San Gabriel Mountains Comment
  LA200998  Carex globosa Carl Wishner; 1996-6-25 2275 1 Los Angeles SANTA MONICA MOUNTAINS, Corral Creek Divide, end of road, at the first outcrop NW of parking lot. 615 Comment
  RSA601029  Carex heteroneura var. heteroneura L. C. Wheeler 1966-9-21 8916 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  RSA311289  Carex jonesii Robert F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles Mescal Creek Play Area 2042 Comment
  CAS-BOT-BC118405  Carex praegracilis Alfred James McClatchie 1895-5-1 903 Los Angeles Moist soil in canyon south of Pasadena Comment
  UC285004  Carex schottii P. A. Munz 1923-5-1 7775 Los Angeles Puddingstone Canyon San Dimas 243 Comment
  UCR182231  Carex schottii R. G. Swinney 1997-10-18 5884 Los Angeles San Gabriel Mountains, Harrow Canyon above Glendora, c. 0.25 mi. north of Harrow Canyon Debris Basin 488 Comment
  SBBG31419  Carex triquetra R. F. Thorne, R. Rollins, D. Probst, R. Carolin 1967-3-18 Los Angeles lower end of Bullrush Cyn 182 Comment
  RSA251541  Carex tumulicola Robert F. Thorne 1973-4-11 42804 Los Angeles San Clemente Island; gully leading into Middle Ranch Canyon. 427 Comment
  UCR45036  Carpobrotus chilensis A. C. Sanders 1986-7-30 6815 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA545286  Castilleja affinis D. Propst, M. Hoefs 1973-3-3 s.n. Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  SEINET12288577  Castilleja affinis J. F. Bright, Wyman, C. 1933-1 8386 Los Angeles Boquet Canyon Comment
  SFV3325  Castilleja affinis C. Casser 1956-3-2 Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road. Roadside. 366 Comment
  RSA425881  Castilleja affinis subsp. affinis L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  POM17846  Castilleja applegatei subsp. martinii Philip A. Munz 1923-8-31 7686 Los Angeles ridge south of Swartout Valley 2500 Comment
  UCR153320  Castilleja exserta A. C. Sanders, T. B. Salvato 2005-4-26 29738 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
  RSA0044700  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1044 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1189 Comment
  JEPS88978  Castilleja grisea Mark Egger and Jennifer Stone 1995-4-15 679 Los Angeles Pyramid Head area, lowest terrace, NW base of Balanced Rock, ca. 50 m from sea San Clemente Island Comment
  UCR47669  Castilleja grisea D. C. Michener, R. M. Beauchamp 1982-9-26 4096 Los Angeles San Clemente Island, First terrace above Sun Rock, west of Pyramid Point, east mouth of canyon SE of [Triangulation Point] Guds 15 Comment
  RSA0035034  Castilleja martinii Carol Haines 1964-5-23 149 Los Angeles 1 mile from the beginning of Old Ridge Route. 426 Comment
  UCR256216  Castilleja minor subsp. spiralis R. G. Swinney 2010-6-4 13027 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA761710  Castilleja minor var. spiralis R. G. Swinney 2008-10-10 9546 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA311433  Castilleja plagiotoma Michael C. Long 1976-5-18 s.n. Los Angeles Lower Holcomb Creek, Devil's Punchbowl Co. Park 1250 Comment
  UCD123029  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1158 Comment
  JEPS81752  Castilleja pruinosa L. R. Heckard with Michael Morris 1976-6-13 4264 Los Angeles 2 mi w Route 2 (along FS Road 3N17, at entrance to Hidden Valley Scout Camp, just n of Bandito Campground); San Gabriel Mts., Hidden Valley Scout Camp 1767 Comment
  LA51297  Caulanthus amplexicaulis W. R. Ernst; 1947-1 sn Los Angeles San Gabriel Mountains, Crystal Lane Park Comment
  OBI25684  Caulanthus amplexicaulis David J. Keil, Dirk Walters 1977-4-30 12302 Los Angeles Ridge Rte, ca 2 mi S of jctn with Los Angeles Co Rd N-2 1280 Comment
  UC1178470  Caulanthus amplexicaulis Peter Kamb 1947-6-9 590 Los Angeles Little Rock Creek San Gabriel Mts., Little Rock Creek 1889 Comment
  SD254565  Caulanthus coulteri Jordan Zylstra 2015-4-10 15004 Los Angeles Western Antelope Valley: Tejon Ranch, NW of Quail Lake (Lebec 7.5'Q) 1102 Comment
  CAS-BOT-BC47949  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  POM247963  Ceanothus arboreus F. R. Fosberg 1931-3-23 s 4326 Los Angeles Hamilton Canyon 60 Comment
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Jun 5 2014
  UCR153423  Ceanothus cordulatus L. C. Wheeler 1967-9-4 10645 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  LA30361  Ceanothus crassifolius Mary V. Hood; 1941-2-9 41- 10 k* Los Angeles Base of Angelus Crest Hwy Comment
  SBBG71371  Ceanothus crassifolius var. planus M. N. Ackley -Feb-1928 922 Los Angeles Annandale 243 Comment
  RSA399029  Ceanothus cuneatus var. cuneatus Elbert Benjamine 1929-3-24 100 Los Angeles Mint Canyon. Comment
  UC144557  Ceanothus cuneatus var. cuneatus C. F. Baker 1902-2-17 4014 Los Angeles Claremont Comment
  JEPS46262  Ceanothus greggii var. vestitus A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mountains, N side Comment
  UC18359  Ceanothus integerrimus A. Davidson 1892-1 Los Angeles Wilsons Peak 609 Comment
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Oct 3 2010
  POM2822  Ceanothus jepsonii C. F. Baker 1903-12-26 4001 Los Angeles Pomona. Comment
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Sep 6 2010
  RSA522330  Ceanothus leucodermis Tim S. Ross, O. Mistretta, P. Fritsch 1990-7-10 4033 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA654209  Ceanothus leucodermis Fred Brooks 1988-5-7 29 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  UCR216918  Ceanothus leucodermis R. G. Swinney 2009-3-16 10118 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  JEPS98621  Ceanothus megacarpus Dean Kelch 1993-6-1 Los Angeles Glendale Hills Glendale 120 Comment
  SJSU15122  Ceanothus megacarpus C. L. Schmidt 1987-4-13 1070 Los Angeles near coast, Santa Monica Mts Comment
  SD114031  Ceanothus megacarpus var. insularis Darley F. Howe 1953-5-2 2266 Los Angeles Wain Canyon, Santa Catalina Comment
  UC1070893  Ceanothus megacarpus var. megacarpus A. E. Wieslander 1933-3-27 286 Los Angeles Head of Topanga Creek Calabasa quad. 518 Comment
  CAS-BOT-BC50497  Ceanothus oliganthus Wesley O. Griesel 1959-3-28 s.n. Los Angeles Verdugo Hills 609 Comment
  RSA399733  Ceanothus oliganthus Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Pass. Comment
  RSA587957  Ceanothus pauciflorus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1096 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA733386  Ceanothus pauciflorus R. G. Swinney 2001-6-16 7984 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
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Aug 6 2013
  UCSB3990  Ceanothus spinosus Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  UCR182252  Celtis australis R. G. Swinney 1997-9-27 5877 Los Angeles San Gabriel Mountains, Live Oak Canyon, c. 1.6 mi. north of Baseline Rd., 0.8 mi. due north of Live Oak Canyon Dam 488 Comment
  RSA0105687  Centaurea cyanus Sarah Ratay, T. Dvorak 2010-7-10 126 Los Angeles Santa Catalina Island. Airport Road above Whites Landing. Comment
  CATA26  Centaurea melitensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  POM351502  Centaurea melitensis F. R. Fosberg 1930-7-3 S 3032 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA0087089  Centaurea melitensis R. G. Swinney 2010-5-4 12565 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UCR223705  Centaurea melitensis R. G. Swinney 2009-6-12 11117 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
  UC537019  Centaurea solstitialis Lawrence M. Booth 1932-7-6 1259 Los Angeles Long Beach Comment
  UCR178377  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Transverse Range; Verdugo Mountains, radio facility on top of main crest, just above where Whiting Woods Mountainway and Verdugo Mountainway connect 926 Comment
  SEINET191269  Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, 1/2 mile northeast of San Dimas County park, 360 Comment
  RSA509617  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  CAS-BOT-BC288836  Centromadia parryi subsp. australis H. M. Hall 1930-11-4 12990 Los Angeles Watts Comment
  UCR223353  Centrostegia thurberi R. G. Swinney 2009-5-20 10836 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  POM6432  Cerastium glomeratum L. T. Street, G. Williams 1919-4-12 2611 Los Angeles Puente [now La Puente]. Comment
  RSA773602  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  CAS-BOT-BC142146  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-2-9 3338 Los Angeles On trail between Sierra Madre and Santa Anita Canyon - San Gabriel Mts. Comment
  LA47759  Cercocarpus betuloides var. betuloides Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  LA47764  Cercocarpus betuloides var. blancheae F. R. Fosberg; 1932-5-6 8122 Los Angeles Santa Catalina Island, Can. above Villa Park, Avalon 30.0 Comment
  LA93931  Cercocarpus betuloides var. blancheae Unknown; 1925-2-25 sn Los Angeles 518 Comment
  RSA1186  Cercocarpus betuloides var. blancheae Carl B. Wolf 1930-1-30 1462 Los Angeles Head of Descanso Canyon, Catalina Island. Comment
  RSA190893  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36900 Los Angeles Santa Catalina Island. Salta Verde, lateral gully to Wild Boar Gully 213 Comment
  UC57579  Chaenactis artemisiifolia J. H. Barber 1898-8-4 Los Angeles Topango Comment
  VVC3381  Chaenactis artemisiifolia Tim Thomas 1973-4-24 16 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  UCD130220  Chaenactis artemisiifolia Robert F. Thorne; C. W. Tilforth 1971-6-17 39957 Los Angeles San Gabriel Mountains, Angeles National Forest. 2 miles up Lower Tujunga Road from Forestry Headquarters. Little Tujunga Creek. 457 Comment
  POM49623  Chaenactis fremontii A. D. E. Elmer 1902-06 3626 Los Angeles Palmdale Comment
  SFV3804  Chaenactis fremontii A. M. Johnson 1933-5-20 4304 Los Angeles Fish Canyon Wash. South side of Foothill Blvd. west of bridge. Comment
  RSA717340  Chaenactis glabriuscula Scott D. White, Pam De Vries 2006-5-9 11385 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SD52991  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Santa Monica Mountains, just south of Agoura. 259 Comment
  UCR277210  Chaenactis glabriuscula R. G. Swinney 2010-6-1 13174 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
  UCSB7141  Chaenactis glabriuscula Haller, Norman 1953-4-18 Los Angeles Hwy. 138, about 18 miles E. of Gorman, Mojave Desert, Antelope Valley 914 Comment
  CAS-BOT-BC277350  Chaenactis glabriuscula var. glabriuscula I. M. Johnston 1918-5-12 1954 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon]. Near Los Angeles Co.-San Bernardino Co. line 914 Comment
  CAS-BOT-BC277381  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-9 2503 Los Angeles Playa del Rey Comment
  RSA593004  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta 1996-5-1 8734 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  UC55113  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1903-4-1 3776 Los Angeles near Los Angeles; Playa del Rey Comment
  RSA93847  Chaenactis glabriuscula var. glabriuscula Joseph A. Ewan 1931-7-5 4747 Los Angeles San Gabriel Mountains: 1 mile above Buena Vista Trail Junction, Pacoima Canyon. Comment
  RSA14210  Chaenactis glabriuscula var. lanosa C. B. Wolf 1926-4-3 196 Los Angeles 1/2 mile east of San Fernando Comment
  RSA765543  Chaenactis glabriuscula var. orcuttiana William Jones 2010-2-26 BOE- 1436 Los Angeles Ballona Lagoon, west bank- between Outrigger and Privateer Streets, Venice. 2 Comment
  CAS-BOT-BC277831  Chaenactis santolinoides Frank W. Peirson 1921-6-18 2710 Los Angeles Divide north of Mt. Islip, San Gabriel Mts. 2042 Comment
  UC63160  Chaenactis stevioides H. M. Hall 1902-4-1 3033 Los Angeles near Palmdale; Antelope Valley Comment
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Dec 21 2006
  RSA616269  Chamaesyce albomarginata Scott D. White, Pam De Vries 1998-5-15 6499 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA435964  Chamaesyce albomarginata Robert Gustafson 1981-5-15 2227 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA596760  Chamaesyce maculata L. C. Wheeler 1970-8-8 s.n. Los Angeles Norwalk. Cerritos College. 11,110 E. Alondra Blvd. Comment
  LA50647  Chamaesyce melanadenia A. M. Johnson; 1928-2-16 143 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1584702  Chamaesyce melanadenia Tim Ross 1991-3-24 4321 Los Angeles ridge to n Turnbull Canyan; Whittier Hills (Puente Hills, pro parte) 292 Comment
  RSA70397  Chamaesyce serpillifolia F. W. Peirson 1904-9-5 2035 Los Angeles La Canada Comment
  UC2030090  Chamaesyce serpyllifolia Scott D. White 2000-6-24 8095 Los Angeles PUENTE HILLS: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins park. Comment
  CDA29919  Chasmanthe aethiopica 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
  CAS-BOT-BC70017  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  RSA747337  Chenopodium R. G. Swinney 2005-8-5 8393 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  RSA423279  Chenopodium album Louis Greata 1900-9-23 s.n. Los Angeles Garvanza. Comment
  CHSC114468  Chenopodium album R. F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa AnaBotanic Garden 366 Comment
  RSA608723  Chenopodium album L. C. Wheeler 1931-3-18 s.n. Los Angeles La Verne. Comment
  RSA212151  Chenopodium ambrosioides L. S. Rose 1969-12-30 69119 Los Angeles Santa Monica Mountains; Franklin Canyon. 213 Comment
  RSA0115755  Chenopodium berlandieri R. G. Swinney 2011-3-29 14278 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
  UCR259158  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR276918  Chenopodium berlandieri R. G. Swinney 2011-3-29 14278 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
  RSA592434  Chenopodium berlandieri L. C. Wheeler 1966-9-21 8903 Los Angeles San Gabriel Mountains. Upper Coldbrook Creek. 1448 Comment
  CATA1091  Chenopodium californicum Mark L. Hoefs 1995-5-16 2041 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA725199  Chenopodium californicum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -69 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC1971324  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8935 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch. Coldwater Canyon. Comment
  UCR190917  Chenopodium fremontii R. G. Swinney 1998-7-10 6364 Los Angeles San Gabriel Mtns., confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream 1488 Comment
  RSA729757  Chenopodium hians R. G. Swinney 1999-7-5 7527 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
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Apr 11 2010
  RSA607502  Chenopodium leptophyllum L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA250484  Chenopodium pratericola R. F. Thorne, John Dourley 1967-10-10 37350 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  UC519964  Chenopodium pumilio Louis Wheeler 1932-10-7 1428 Los Angeles San Gabriel 106 Comment
  UCR177452  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles Los Angeles Basin, Verdugo Mountains, north side. Off the 210 Fwy east bound LaTuna 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
  UC1870242  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles Los Angeles Basin region; Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna 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 righ ... 457 Comment
  SEINET4044533  Chlorogalum pomeridianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  POM156534  Chlorogalum pomeridianum var. pomeridianum Le Roy Abrams 1902-7-2 2634 Los Angeles Sierra Madre. Comment
  SFV21449  Chlorogalum pomeridianum var. pomeridianum L. Gross, V. Soza, S. Tessel 2001-6-4 405 Los Angeles Verdugo Mountains Northwest side of mountains. Verdugo Crestiline Drive (fire road) just north of the 210 Freeway. Enter on the west side at Topley Lane off of Newhome Ave. in Sunland. Cleared area just north of rife road. Cleared for fire safety (as close to homes). 427 Comment
  JEPS57638  Chorizanthe parryi var. fernandina Alice M. Ottley 1920-5-3 577 Los Angeles Little Tujunga Wash 335 Comment
  SBBG132185  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-13 2169 Los Angeles 0.2 km S of Magic Mtn Parkway, 0.7 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch 360 Comment
  SBBG62228  Chorizanthe parryi var. parryi M. E. Jones 1926-5-31 Los Angeles mountains near Claremont Comment
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Jul 1 2012
  CLARK-A1528-3608  Chorizanthe staticoides John C. Roos 1937-7-19 1803 Los Angeles Comment
  RSA682657  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA716902  Chorizanthe staticoides LeRoy Gross 2006-5-30 2461 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Near start of survey. 1244 Comment
  RSA733750  Chorizanthe staticoides R. G. Swinney 2000-5-20 7694 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39. 610 Comment
  SEINET3133943  Chorizanthe staticoides L. Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  UC1605446  Chorizanthe staticoides Tim Ross, Steve Boyd 1993-5-23 7226 Los Angeles on northerly slope 140-220 m se of the saddle between Ruby and Clearwater Canyons (lower, easternly ridge of Red Mtn.); Liebre Mountains, lower e ridge Red Mtn, Green Valley Quad. 950 Comment
  CAS-BOT-BC32830  Chorizanthe staticoides var. staticoides J. T. Howell 1928-6-10 3876 Los Angeles San Gabriel Mts., Monrovia Canyon, near Deer Park Comment
  UCR220061  Chorizanthe watsonii R. G. Swinney 2009-4-24 10443 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CDA20157  Chrysanthemum coronarium M. O'Brien 2003-5-18 MOB 18 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA785285  Cirsium californicum Doris Bowers 1957-5-5 930 Los Angeles San Gabriel Mountains. 610 Comment
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Jan 27 2016
  UC205610  Cirsium mohavense I. M. Johnston 1917-8-22 1707 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains, Prairie Fork of San Gabriel River 1828 Comment
  UC1584243  Cirsium occidentale var. californicum Tim Ross and Steve Boyd 1990-6-6 2815 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Franciscquito Canyon 926 Comment
  POM352197  Cirsium occidentale var. occidentale Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  POM6123  Cirsium occidentale var. occidentale P. A. Munz 1918-5-16 2249 Los Angeles Claremont. Comment
  UCR179469  Cirsium vulgare R. G. Swinney, Dave Larson 1996-8-7 5252 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
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Jun 10 2014
  CAS-BOT-BC438744  Cistanthe monandra Geo. B. Grant 1903-5-16 5498 Los Angeles Redondo Comment
  RSA466595  Cistanthe monandra Fay A. MacFadden 1931-4-9 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA252965  Cistanthe monandra R. F. Thorne, C. W. Tilforth 1973-4-20 43108 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
  RSA448241  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  RSA453469  Clarkia bottae Howard Mullins 1931-5-15 s.n. Los Angeles Griffith Park. Comment
  CAS-BOT-BC172442  Clarkia bottae Paul F. Covel 1940-4-9 1772 Los Angeles Near no. end Rossevelt Hgwy. Comment
  CAS-BOT-BC172098  Clarkia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles Wilson's trail near Santa Anita Canyon 762 Comment
  RSA654210  Clarkia dudleyana Fred Brooks 1988-4-16 8 Los Angeles San Antonio Canyon, above lower ranger station at base of smaller canyon leading off to west. Comment
  POM201059  Clarkia epilobioides Carl B. Wolf 1932-5-10 3521 Los Angeles Equestrian trail back of Avalon. Santa Catalina [Island]. 244 Comment
  RSA72216  Clarkia heterandra F. W. Peirson 1923-6-9 3551 Los Angeles Pine Canyon near Elizabeth Lake. 1189 Comment
  RSA716888  Clarkia purpurea subsp. quadrivulnera LeRoy Gross, Bryan Carey 2006-6-6 2472 Los Angeles Road suvey for the Forest Service: Lower section of Grass Mountain Road ( 6N04.1) near and north of Bouquet Canyon Road, just west of Lincoln Crest. 1098 Comment
  UCR223380  Clarkia rhomboidea R. G. Swinney 2009-5-27 10868 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  LA45671  Clarkia unguiculata A. M. Johnson; 1934-5-4 4469 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA0084498  Clarkia unguiculata R. G. Swinney 2010-5-4 12561 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA779206  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR186489  Claytonia parviflora T. B. Salvato 2007-4-27 2091 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCR190407  Claytonia parviflora R. G. Swinney 2000-5-20 7692 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR214111  Claytonia parviflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37983 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA592844  Claytonia parviflora subsp. parviflora Steve Boyd, Orlando Mistretta 1996-5-1 8749 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA466712  Claytonia parviflora subsp. utahensis Ora M. Clark 1929-3-30 1909 Los Angeles W. of Lancaster Comment
  RSA733832  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7671 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  SBBG31339  Claytonia perfoliata subsp. mexicana R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  RSA466702B  Claytonia perfoliata subsp. mexicana Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC440119  Claytonia perfoliata subsp. perfoliata Timothy S. Ross; Steve Boyd 1994-5-25 7898 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  UCR270148  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA599714  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9463 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
  POM92  Clematis lasiantha L. R. Abrams 1901-04 1306 Los Angeles Santa Monica Mountains Comment
  UC205831  Clematis ligusticifolia D. L. Crawford June, 1915 Los Angeles mts. near Claremont Comment
  POM184509  Collinsia childii Thomas Craig 1927-6-8 399 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  UCR190034  Collinsia childii R. G. Swinney 1998-6-16 6972 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
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May 2 2012
  SBBG120061  Collinsia heterophylla A. C. Sanders, M. Elvin 2003-4-14 25977 Los Angeles Newhall Ranch, ca. 0.4 mi N of Hwy 126, W of Castaic Crk and N of its confluence with the Santa Clara river, ca. 0.6 mi S of Commerce Center Dr along Franklin Parkway, vicinity of large water tank 305 Comment
  SBBG66424  Collinsia parryi R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0117338  Collinsia parryi Anstruther Davidson 1890-05 s.n. Los Angeles Arroyo, Pasadena. Comment
  UCR149533  Collinsia torreyi R. G. Swinney 1997-6-25 5649 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, small canyon that is tributary of Sawmill Canyon from the NW, 0.9 mi. SE of Hwy 2 2195 Comment
  SBBG103994  Colutea arborescens D. Kucera 1992-6-4 92 -1 Los Angeles Santa Anita Cyn, jct of Sturdevant Falls Trail and trail to Sturdevant Camp and Mt Wilson 548 Comment
  UC1951123  Colutea arborescens Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12688 Los Angeles SAN GABRIEL MOUNTAINS: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. USGS Pasadena 7.5' Quad. Comment
  UC23131  Convolvulus arvensis Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  UCR127394  Conyza bonariensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25529 Los Angeles Santa Clara River Valley, Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle 274 Comment
  POM6933  Conyza canadensis L. T. Street, G. Williams 1919-5-10 2707 Los Angeles Near Bassett 90 Comment
  RSA228987  Corallorhiza maculata Robert F. Thorne 1971-8-25 41274 Los Angeles San Gabriel Mountains, Angeles National Forest: Near Lily Springs on NW slope Mt. Hawkins 2500 Comment
  SBBG54522  Cordylanthus rigidus subsp. setiger F. W. Pennell, F. W. Peirson 1940-8-23 26467 Los Angeles Mt Wilson 1676 Comment
  CAS-BOT-BC287751  Coreopsis bigelovii Rimo Bacigalupi; G. T. Robbins; Sherwin Carlquist 1954-3-29 4387 Los Angeles Along old Ridge Route Rd to Lancaster from Gorman, 1.5 miles SE of Gorman 1127 Comment
  SEINET3347175  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam (Pacifico Mountain 7.5' Q). 963 Comment
  UC1119222  Coreopsis bigelovii A. D. Gifford 1935-3-25 503 Los Angeles 5.25 mi nnw Sawmill Pk.; Tejon Quad. 975 Comment
  UCD142999  Coreopsis bigelovii Daryl Koutnik; Bruce Holguin 1978-4-1 222 Los Angeles Elizabeth Lake Road, northwest of Palmdale. 914 Comment
  CAS-BOT-BC287868  Coreopsis californica I. Johnston 1917-3-29 1251 Los Angeles Above Claremont Comment
  RSA578717  Coreopsis californica Timothy S. Ross, J. Mark Porter 1994-5-1 7606 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  UC148008  Coreopsis californica var. californica C. F. Baker 1909-5-20 5325 Los Angeles Claremont Comment
  POM356114  Corethrogyne filaginifolia F. R. Fosberg 1931-8-30 5619 Los Angeles El Segundo. 10 Comment
  UC68929  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  RSA575566  Cornus sericea subsp. occidentalis R. G. Swinney 1994-6-11 2876 Los Angeles W of Wrightwood, approx. 1.5 miles SE of Big Pine Forest Service Center on Blue Ridge Nature Trail. Ca. 100 ft. W of trail in stream bottom. 2255 Comment
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Nov 23 2013
  RSA659153  Cortaderia selloana Scarlett Mellin 1994-5-28 23 Los Angeles Diamond Bar Hills; Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive. Comment
  OBI10183  Cotoneaster lacteus Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park 244 Comment
  SFV3859  Cotula coronopifolia M. L. Vincent 1960-5-12 58 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  RSA0002495  Cotyledon nudicaulis L. R. Abrams 1902-7-4 2652 Los Angeles San Gabriel Canyon Comment
  CATA3247  Crassula connata Amy Catalano 2017-2-15 004 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  RSA527732  Crassula connata Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4299 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SD251718  Crassula connata M. B. Dunkle 1939-4-6 7323 Los Angeles Mosquito Ridge, San Clemente Island Comment
  CAS-BOT-BC291513  Crepis intermedia Mrs. G. Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  SBBG11038  Cressa truxillensis D. E. Breedlove 1961-9-23 1278 Los Angeles Ballast Pt, S side of Catalina Harbor Comment
  SBBG31028  Cressa truxillensis R. F. Thorne 1966-5-31 36444 Los Angeles behind beach at Little Harbor 3 Comment
  UC879476  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  POM155656  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  SD90452  Crossosoma californicum Robert F. Thorne, Doug Propst 1973-2-14 42478 Los Angeles Santa Cataline Island, junction of Isthmus and Marine Science Laboratory roads 120 Comment
  UC450806  Croton californicus Fay A. Macfadden 1931-3-29 26 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR125173  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR260794  Croton californicus R. G. Swinney 2010-2-27 11736 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR270523  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA486471  Croton setiger Richard Noyes 1988-8-30 595 Los Angeles Claremont; Mt. Baldy Road, 50 meters east of Padua Avenue 560 Comment
  SEINET10518388  Crypsis vaginiflora Robert F. Thorne 1966-9-16 Thorne 36712 Los Angeles Santa Catalina Island: desiccated muddy of reservoir at Hay Press, with Ammania coccinea, Gnaphalium palustre, etc. Comment
  UCR231138  Cryptantha R. F. Thorne 1963-5-15 31676 B Los Angeles Mojave Desert, 1 mile W of Los Angeles Co. line on Route 138, c. 2 miles W of Desert Springs 1172 Comment
  RSA509594  Cryptantha circumscissa L. C. Wheeler 1967-7-24 9739 Los Angeles San Gabriel Mountains: Angeles National Forest: Indian canyon 701 Comment
  RSA0011593  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2011-6-17 5702 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.5 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1076 Comment
  SBBG120055  Cryptantha intermedia A. C. Sanders 2003-5-22 26821 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit), N of Santa Fe Railroad, E of the San Gabriel River channel 171 Comment
  SBBG63814  Cryptantha intermedia R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UC56862  Cryptantha intermedia W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR19581  Cryptantha intermedia G. R. Johnstone 1930-6-22 s.n. Los Angeles San Gabriel Mtns., Soledad Canyon, Ravenna 800 Comment
  SBBG133651  Cryptantha microstachys L. Gross, P. DeVries, O. Gasser 2015-4-7 6964 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  SD253404  Cryptantha microstachys R. G. Swinney 2011-5-19 14763 Los Angeles San Gabriel Mts.: Camp Colby (Colby Ranch) 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Rd and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  POM3953  Cryptantha microstachys C. F. Baker 1904-5-4 4779 Los Angeles Hills near Claremont. Comment
  SBBG63768  Cryptantha microstachys E. Rockwell -Mar-1920 39 Los Angeles Holly Springs Cyn, Hollywood 304 Comment
  RSA499687  Cryptantha muricata T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  UCR126887  Cryptantha muricata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26197 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR127175  Cryptantha muricata A. C. Sanders, Mark A. Elvin 2003-6-20 27007 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  UCR270455  Cryptantha muricata R. G. Swinney 2011-5-12 14663 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
  UCR89461  Cryptantha muricata T. S. Ross, W. Appleby 1993-5-13 7114 Los Angeles San Gabriel Mtns., c. 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 976 Comment
  RSA0079121  Cryptantha muricata var. denticulata R. F. Thorne, John Dourley 1967-10-10 37372 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. SW of Dawson Saddle. Along Angeles Crest Hwy. 2302 Comment
  RSA0079588  Cryptantha muricata var. muricata Anstruther Davidson 1920-4-1 s.n. Los Angeles Hollywood. Comment
  JEPS116923  Cryptantha nevadensis David Gowen 2008-4-30 883 Los Angeles Southwest corner of Avenue D (Hwy 138) and 210th St. West. Comment
  SD240922  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-20 8039 Los Angeles Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N. 779 Comment
  UCR95507  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA716351  Cryptantha nevadensis var. rigida Andrea Edwards, Pam De Vries 2006-5-15 103 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA587396  Cryptantha oxygona Orlando Mistretta 1992-5-8 273 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  RSA524202  Cryptantha oxygona Tim Ross, Steve Boyd 1990-6-6 2895 Los Angeles Piru Pond: Los Padres National Forest (admin. by Angeles N.F.). 645 Comment
  UCSB71612  Cryptantha oxygona Gross, LeRoy; Hogshead, Bill; Mistretta, Orlando; Soza, Valerie 2003-5-25 Los Angeles San Gabriel Mtns region: Pacifico Mtn Rd (3N17) ca. 1.3 mi NW along rd from Alder Saddle to Pacifico Mtn and 2 mi SE from Mt. Pacifico Campgnd runoff; Near 34.36949N, 118.02486W; (Chilao Flat 7.5 Quad. T3N R11W S3, SW1/4,SW1/4) UTM Zone 3803407N 0405764E 1799 Comment
  UCR280578  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-18 16128 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA409749  Cuscuta salina F. R. Fosberg 1930-7-7 3161 Los Angeles Alamitos Bay. 2 Comment
  UC23278  Cuscuta subinclusa Brewer 1800-1 68 Los Angeles Comment
  RSA623812  Cynodon dactylon Arthur R. Kruckeberg 1939-12-21 s.n. Los Angeles On hills around Occidental College Comment
  RSA602055  Cyperus eragrostis Scott D. White 1997-5-7 5061 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains. Southwest of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  CAS-BOT-BC114412  Cyperus erythrorhizos Louis C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  RSA577530  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1395 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  UCD141078  Cyperus esculentus J. B. Perret 1921-8-17 s.n. Los Angeles San Fernando Valley. Comment
  RSA758709  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  CATA1361  Cyperus odoratus Mark L. Hoefs, Robert F. Thorne 1995-7-26 2474 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  RSA604479  Cyperus odoratus L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  RSA301979  Cystopteris fragilis J. R. Shevock 1971-3-28 824 Los Angeles Mapleleaf Cyn, San Gabriel Mtns. 487 Comment
  RSA693691  Cystopteris fragilis Robin S. Collins 1973-5-28 300 Los Angeles Angeles National Forest; Trail Canyon, 2.5-3 miles into canyon from beginning of pack trail. 884 Comment
  SBBG69372  Datisca glomerata V. Duran 1933-7-11 3518 Los Angeles Sulphur Spring 1524 Comment
  UCR243017  Datisca glomerata R. G. Swinney 2009-8-6 11519 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  POM209997  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulphur Spring. 1524 Comment
  RSA233463  Datisca glomerata R. F. Thorne, M. Z. Thorne 1968-11-9 37858 Los Angeles along hwy on W slope of Mt. Islip 3.9 miles S of junction with Angeles Crest Hwy at Islip saddle. 1828 Comment
  JEPS12292  Datura wrightii Elizabeth Day Palmer 1908-8-4 Los Angeles Tolguacha Comment
  UC398768  Daucus pusillus Katharine Brandegee 1916-1 Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC130931  Deinandra clementina C. B. Wolf 1932-10-3 4217 Los Angeles 200 yds from Pebbly Beach Tent City on way to Avalon, Santa Catalina Isl. 7 Comment
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  SD85067  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles San Clemente Island; China Point Comment
  CAS-BOT-BC299285  Deinandra fasciculata Alice Eastwood 1906-5-27 168 Los Angeles San Pedro, Country adjacent to Los Angeles Comment
  CATA1259  Deinandra fasciculata Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2343 Los Angeles Santa Catalina Island: Near junction of Empire Landing Road and road to Two Harbors 207 Comment
  UC2026453  Deinandra kelloggii Louis C. Wheeler 1965-6-21 8696 Los Angeles LIEBRE MOUNTAIN: Two Shay Ranch, Bouquet Canyon. Comment
  RSA713807  Delphinium cardinale Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  RSA771589  Delphinium parishii R. G. Swinney 2009-5-28 10960 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA233489  Delphinium parishii subsp. parishii Robert F. Thorne, C. W. Tilforth 1972-6-29 42075 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
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Sep 3 2010
  RSA398709  Delphinium parryi M. B. Dunkle 1928-4-11 s.n. Los Angeles Emerald Bay, Santa Catalina Island. Comment
  RSA398710  Delphinium parryi M. B. Dunkle 1931-4-22 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA715158  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCD96297  Delphinium parryi A. C. Sanders 2003-4-29 26172 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  CAS-BOT-BC121376  Delphinium parryi subsp. maritimum John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA398733  Delphinium parryi subsp. parryi I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  POM230715  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  POM346612  Delphinium patens subsp. hepaticoideum Barry Burnell 1971-4-26 325 Los Angeles San Dimas Canyon: 6.2 mi. from intersection of Foothill Road and San Dimas Canyon Road. San Dimas Canyon to Pacific Slope Drainage Area. 480 Comment
  UCR238636  Delphinium patens subsp. montanum Anuja Parikh, Nathan Gale 2010-6-29 3372 Los Angeles Transverse Range; San Gabriel Mountains, upper Glen Canyon, 0.5 km north of Monrovia Peak, just south of Rincon Red Box Road, under powerlines 1460 Comment
  SBBG77897  Dendromecon harfordii F. R. Fosberg 1931-4-13 4580 Los Angeles Renton Mine, Pebbly Beach 300 Comment
  RSA66283  Dendromecon rigida F. W. Peirson 1921-3-3 4320 Los Angeles Arroyo Seco, near Pasadena 351 Comment
  UCR100069  Dendromecon rigida R. G. Swinney 1969-4-2 318 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Water Canyon Rd. south of Mulholland Hwy Comment
  UCR143205  Dendromecon rigida subsp. harfordii F. R. Fosberg 1931-5-21 S- 4933 Los Angeles Channel Islands, Santa Catalina Island; between Cherry Valley and Howland's Landing 20 Comment
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SEINET179627 Image available Deschampsia danthonioides V. Duran 1933-7-9 3507 Los Angeles Horse Flats San Gabriel Mountains 1676 Comment
  UCR213357  Descurainia pinnata subsp. menziesii Justin M. Wood 2009-3-6 337 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  RSA161201  Descurainia pinnata subsp. menziesii P. H. Raven 1962-3-27 16997 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  RSA0113368  Descurainia sophia LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7514 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
  JEPS53459  Descurainia sophia W. L. Jepson 1935-4-17 17038 Los Angeles Lancaster Mohave Desert (w Mohave Desert) 716 Comment
  UC1126517  Dicentra chrysantha G. T. Nordstrom 1935-5-10 572 Los Angeles 0.75 mi ne Blue Point; Angeles National Forest, Tejon Quad. 335 Comment
  UC843550  Dichelostemma capitatum F. R. Fosberg 1931-3-25 S 4369 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 50 Comment
  UCR170694  Dichelostemma capitatum Alex R. Van Dam 2004-4-25 036 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  LA21921  Dichelostemma capitatum subsp. capitatum Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  UCR13459  Dichelostemma capitatum subsp. capitatum 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
  UCR197779  Dichelostemma capitatum subsp. capitatum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 21 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UC1871222  Dichondra occidentalis T. S. Ross 1993-4-21 6842 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'&apos 397 Comment
  RSA668081  Dicoria canescens Michael C. Long, Ian Swift 2001-9-16 MCL- 777 Los Angeles Antelope Valley, south end of Alpine Butte Wildlife Sanctuary, dry wash 0.25 mi W of Longview Rd. (dirt). 814 Comment
  CAS-BOT-BC299813  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Praire Fk. of San Gabriel R., San Antonio Mountains 1981 Comment
  SBBG15557  Diplacus fremontii W. G. Webb -Apr-1935 Los Angeles adjacent to Sunland Comment
  CHSC1782  Diplacus longiflorus E. Thomas 1940-4-6 Los Angeles Claremont Wash above Scripps College. 152 Comment
  CHSC3710  Diplacus longiflorus Sue Boergadine 1966-5-10 Los Angeles San Raphael Hills. 213 Comment
  CAS-BOT-BC150845  Diplacus puniceus Carl B. Wolf 1941-6-25 10894 Los Angeles Santa Catalina Island. Head of Avalon Canyon, below the Wrigley Mauseoleum 121 Comment
  UCR123626  Distichlis spicata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  SEINET4567381  Distichlis spicata G. Grant 1904-6-5 289 Los Angeles Redondo Comment
  RSA3522  Dodecatheon clevelandii subsp. insulare Carl B. Wolf 1932-5-9 s.n. Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  RSA330809  Dodecatheon redolens Wayne E. Sawyer 1981-6-11 16 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  UCR108656  Dodecatheon redolens L. C. Wheeler 1966-8-21 8842 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  POM480  Draba corrugata var. corrugata I. M. Johnston, C. W. Tilforth, John Dourley 1917-7-4 1416 Los Angeles near summit of Baldy 2896 Comment
  RSA330810  Draba corrugata var. corrugata Wayne E. Sawyer 1981-6-16 41 Los Angeles Crest trail, 0.75 mi. W of Mt. Hawkins 2560 Comment
  RSA133841  Drymocallis glandulosa var. glandulosa H. J. Thompson 1959-5-31 2054 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway. 518 Comment
  UC212310  Drymocallis glandulosa var. glandulosa D. L. Crawford 1915-6-30 Los Angeles mts above Claremont (Southern California); Mts. above Claremont 2133 Comment
  CAS-BOT-BC67902  Dryopteris arguta Blanche Trask 1900-2-1 s.n. Los Angeles Santa Catalina Island - Avalon Comment
  CATA162  Dryopteris arguta Mark L. Hoefs, A. Douglas Propst 1973-3-14 123 Los Angeles Santa Catalina Island: Cape Canyon 243 Comment
  LA1758  Dryopteris arguta Monte Lloyd; 1950-7-23 500723 p1230 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 30 Comment
  RSA482387  Dryopteris arguta Richard Noyes 1987-10-17 453 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  SEINET3871634  Dryopteris arguta Timothy S. Ross, Steve Boyd 1994-5-10 7721 Los Angeles Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into elizabeth Lake Canyon. Warm springs Mountain 7.5' USGS Quadrangle.; 0 668 Comment
  RSA650213  Dryopteris arguta Henry Pasek 1949-2-2 s.n. Los Angeles Campus Cal Poly 228 Comment
  RSA692511  Dryopteris arguta H. de Forest 1931-06 17643 Los Angeles Ridge route NW part of L.A. county Comment
  UC1543911  Dudleya Peter H. Raven and David Verity 15332 Los Angeles just nw mouth of Little Sycamore Canyon; Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  CAS-BOT-BC428112  Dudleya cymosa subsp. cymosa Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  RSA423504  Dudleya cymosa subsp. pumila F. R. Fosberg, J. A. Ewan 1931-8-13 797 Los Angeles Mt. Islip 2300 Comment
  SBBG98196  Dudleya hassei F. R. Fosberg 1931-4-7 4502 Los Angeles Hamilton Beach 5 Comment
  UC1127106  Dudleya lanceolata A. D. Gifford 1935-5-9 698 Los Angeles 1 mi s Warm Springs; Tejon Quadrangle, Angeles National Forest 609 Comment
  UCR147051  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Canyon 274 Comment
  UCR216455  Dudleya lanceolata Nolan M. Ung 2008-5-26 035 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
  RSA397781  Dudleya lanceolata A. G. Goodwin 1940-05 s.n. Los Angeles Palos Verde Comment
  UC933322  Dudleya virens E. K. Balls 1949-5-11 13468 Los Angeles in Botanic Garden RSABG (material originally collected by Wolf on Santa Catalina Island, Fourth of July Canyon) Comment
  SD85166  Dudleya virens E. R. Blakley 1962-6-10 5244 Los Angeles San Clemente Island; 0.25 mile from mouth of canyon and on north slope, canyon between Eel Point and Seal Cove. 45 Comment
  SEINET13276801 Image available Dysphania botrys R. G. Swinney 2011-1 15886 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  CAS-BOT-BC197143  Echinochloa crus-galli Scott White 1994-7-18 2287 Los Angeles San Gabriel Mountains: San Dimas Canyon; along San Dimas Wash 335 Comment
  SD129172  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes, immediately West of Los Angeles International Airport and Pershing Drive, roadside in subsite 55. 29 Comment
  SEINET10372426 Image available Ehrharta erecta Liz Makings, Merle Makings 2016-2-21 4795 Los Angeles Malibu; near the Reel Inn restaurant and Topanga Ranch Motel 10 Comment
  SBBG31400  Eleocharis macrostachya R. F. Thorne 1966-4-7 35979 Los Angeles one of upper small ponds near Arrow Pt 60 Comment
  UCR163184  Eleocharis macrostachya Anuja Parikh, Nathan Gale 2004-6-16 2047 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  UCR205531  Eleusine indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36970 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  SD112841  Elymus cinereus Darley F. Howe 1948-5-3 1799 Los Angeles Three miles north of Lancaster 609 Comment
  RSA225682  Elymus glaucus subsp. glaucus R. F. Thorne, A. C. Gibson 1971-5-22 39727 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon 274 Comment
  RSA29890  Elymus glaucus subsp. glaucus L. C. Wheeler 1932-6-11 810 Los Angeles Thompson Wash, 2 mi. NE La Verne 374 Comment
  RSA661177  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  UCR271564  Elymus glaucus subsp. virescens R. G. Swinney 2011-6-23 15292 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR223134  Elymus triticoides R. G. Swinney 2009-7-22 11351 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA137875  Emmenanthe penduliflora Robert F. Thorne 1966-4-7 35972 Los Angeles Santa Catalina Island: Howland Landing canyon near road to Johnson s Landing. 23 Comment
  RSA599674  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-5-6 9693 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA709677  Emmenanthe penduliflora LeRoy Gross 2005-4-28 2172 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
  SD69613  Emmenanthe penduliflora Robert F. Thorne, P. Everett 1965-5-11 34582 Los Angeles Santa Catalina Island, north side of north beach of Little Harbor. 14 Comment
  RSA652211  Emmenanthe penduliflora R. Evans 1951-5-13 s.n. Los Angeles Arid region, 10 miles west of fire station on Mulholland Dr. Santa Monica Mts. Comment
  LA200516  Emmenanthe penduliflora var. penduliflora M. Zartlin; 1951-5-18 sn Los Angeles Comment
  RSA0061136  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6841 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  NY168335  Encelia actoni A. D. E. Elmer 06 1902 3724 Los Angeles Acton Comment
  UCR151006  Encelia actoni Walter Wisura 2001-5-18 5165 Los Angeles W Mojave Desert, Fort Tejon Rd., 3.7 mi east of Bob's Gap Road 1037 Comment
  CAS-BOT-BC131203  Encelia californica Alice Eastwood 1906-5-27 148 Los Angeles Laurel Canyon Comment
  RSA0085100  Encelia californica R. G. Swinney 2010-4-23 12375 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  RSA583047  Encelia californica Timothy S. Ross 1993-4-22 6892 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft). Southerly coastal slope 1320m SE of Cactus Peak summit 351 Comment
  CDA745  Ephedra nevadensis G. D. Barbe, T. C. Fuller 1973-5-21 1392 Los Angeles Roadside field in SE corner of Pearblossom Hwy at Small Road, E of railroad overpass, 4 mi W of Four Points (junction with Hwy 138). Comment
  NY70330  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton, Mojave Desert 1585.0 Comment
  OBI6200  Ephedra viridis Shirley Vaughan 1974-5-11 5 Los Angeles At 10th St. E and Kettering St, Lancaster, Ca 718 Comment
  SFV308  Ephedra viridis P. G. Kilburn 1957-12-28 581 Los Angeles Lower elevations near South Fork Campground._x000B_Dry, rocky soil Comment
  SFV309  Ephedra viridis P. G. Kilburn 1958-4-12 730 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  UC284271  Ephedra viridis P. A. Munz 1923-5-27 6876 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1295 Comment
  RSA0048548  Ephedra viridis Nancy Anderson 1955-5-11 s.n. Los Angeles Big Rock Creek, south of Big Pines Rd. Comment
  UC1134408  Ephedra viridis R. St. John 1930-6-9 155 Los Angeles near Plot #41 Santa Barbara National Forest, Tejon Quadrangle Comment
  UCR219281  Epilobium canum Jonas A. Winbolt, Rocky Brown 2010-8-20 009 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  CAS-BOT-BC166270  Epilobium canum subsp. canum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro [Canon] Canyon, near Pasadena, San Gabriel Mts. Comment
  LA200709  Epilobium canum subsp. canum A. M. Johnson; 1927-11-11 46 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM50093  Epilobium canum subsp. canum L. W. Nuttall 1920-12-28 1125 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA601687  Epilobium canum subsp. canum Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  UC56485  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 717 Los Angeles Griffith Park Comment
  UC575721  Epilobium canum subsp. canum Lewis S. Rose 1934-12-27 34520 Los Angeles San Gabriel Canyon Comment
  UCR277209  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-30 13932 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA762420  Epilobium ciliatum R. G. Swinney 2008-8-13 9376 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UCR159903  Epilobium ciliatum Orlando Mistretta 1993-7-6 926 Los Angeles Transverse Ranges; San Gabriel Mountains, Buckhorn Canyon, near exit to Buckhorn Canyon Campground Comment
  RSA702437  Epilobium ciliatum subsp. ciliatum Scott D. White 2004-7-28 10659 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  UC306263  Epilobium ciliatum subsp. ciliatum I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  UCR108658  Epilobium ciliatum subsp. ciliatum L. C. Wheeler 1966-8-21 8824 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA0016409  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Christine Mistretta 2011-6-23 5734 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA716481  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  UCR223377  Epilobium densiflorum R. G. Swinney 2009-7-23 11389 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  POM168753  Epipactis gigantea C. J. Pox 1903-05 s.n. Los Angeles Near Glendale Comment
  SD82311  Equisetum hyemale subsp. affine J. Ewan 1929-12-23 Los Angeles Santa Monica Mountains, La Sierra Canyon 455 Comment
  UC57326  Equisetum laevigatum Ernest Braunton 1902-5-10 290 Los Angeles Rivera Comment
  CAS-BOT-BC57753  Equisetum telmateia Le Roy Abrams 1901-4-5 1352 Los Angeles San Fernando Mts. 548 Comment
  RSA0073115  Equisetum telmateia subsp. braunii Mark L. Hoefs 1995-5-23 2075 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  SBBG129299  Eragrostis pectinacea var. pectinacea A. Parikh, N. Gale 2012-5-29 2162 Los Angeles Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns 320 Comment
  RSA764421  Eremocarpus setiger Justin M. Wood 2009-8-18 1246 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET12141702  Eremocarpus setiger E. A. Purer 1933-1 5597 Los Angeles El Segundo Comment
  SBBG4914  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 2172 Los Angeles 1 mi W of Littlerock on Hwy 138 877 Comment
  SEINET3096760 Image available Eriastrum densifolium Barbara Ertter, Jeffrey L. Strachan 1979-6-29 3009 Los Angeles Angeles National Forest; N edge ca 9 airmile ESE of Pearblossom, 1.7 mi N of Mile High on County Hwy N4. 1460 Comment
  UC1871043  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3961 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
  RSA0105805  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1993-7-21 2519 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
  UC1787320  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-22 140 Los Angeles Mojave Desert/San Gabriel Mountains: county Hwy S4 (204th St. East), 7.4 km south of Hwy 138, northern mouth of Grandview Canyon, along west side of Hwy S4 1396 Comment
  CAS-BOT-BC514370  Eriastrum densifolium subsp. elongatum Ernest C. Twisselmann 1955-8-10 2327 Los Angeles San Emigdio Range: Upper Castaic Valley 1226 Comment
  UC574949 Image available Eriastrum pluriflorum Philip A. Munz and T. Craig 1933-5-13 12925 Los Angeles 10 mi s Muroc; ; S of Muroc, Los Angeles Co. Comment
  UC1278068  Eriastrum pluriflorum subsp. pluriflorum Charles C. Crampton 1941-6-19 81 Los Angeles along US Hwy 99, 8 mi s Gorman Comment
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Aug 9 2016
  RSA0103453  Eriastrum rosamondense Anstruther Davidson 1892-7-11 s.n. Los Angeles Lancaster. Comment
  RSA586659  Eriastrum sapphirinum Orlando Mistretta 1995-6-1 1738 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  RSA0122093  Eriastrum sapphirinum Albert J. Perkins 1924-6-1 s.n. Los Angeles La Habra, Los Angeles. Sharpless Ranch. Comment
  RSA0121284  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Pam De Vries 2004-6-14 10502 Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CAS-BOT-BC514990  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just W of Sepulveda Blvd. Comment
  RSA0121264  Eriastrum sapphirinum subsp. dasyanthum P. A. Munz 1920-12-5 4404 Los Angeles Claremont. 366 Comment
  RSA0121296  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. 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
  RSA0121291  Eriastrum sapphirinum subsp. sapphirinum Anstruther Davidson 1920-06 s.n. Los Angeles Hollywood. Comment
  RSA670693  Ericameria cooperi B. C. Templeton 1947-5-21 6279 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA773807  Ericameria cooperi R. G. Swinney 2009-6-17 11188 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA549816  Ericameria cuneata var. cuneata Wandalee Thompson 1965-10-31 103 Los Angeles Mt. Williamson Tunnel, Mt. Williamson, Angeles Crest Highway, Angeles National Forest, San Gabriel Mountains. 2073 Comment
  RSA0088570  Ericameria linearifolia R. G. Swinney 2010-5-11 12687 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCD131414  Ericameria linearifolia A. C. Sanders; E. J. Lawlor 1988-4-3 7740 Los Angeles Southwestern end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway. 391 Comment
  UCR16713  Ericameria linearifolia J. L. Huber 1969-5-25 975 Los Angeles San Gabriel Mountains, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  UCR222822  Ericameria linearifolia R. G. Swinney 2009-4-29 10603 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
  SFV16470  Ericameria nauseosa P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  UCR276719  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-21 13863 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  VVC3087  Ericameria nauseosa var. ceruminosa Tim Thomas, P. J. MacKay 2014-10-12 6447 Los Angeles Transverse Range, North of Liebre Mtns, Portal Ridge at mouth of Bleich Cyn. 936 Comment
  SBBG137  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC298046  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley 1 mile E of Wrightwood Lodge, San Gabriel Mts 1828 Comment
  UC1119799  Ericameria nauseosa var. mohavensis H. S. Yates 1936-8-28 6353 Los Angeles 3 mi w Lancaster; Elizabeth Lake Quad. 716 Comment
  POM266283  Ericameria parishii var. parishii J. C. Roos 1937-10-30 2261 Los Angeles Lytle Creek, east end of San Gabriel Mts. Comment
  UC1118799  Ericameria parishii var. parishii J. S. Horton 1934-10-23 Los Angeles Bell Canyon Angeles National Forest, Pomona Quad., Bell Canyon 853 Comment
  CAS-BOT-BC293119  Ericameria pinifolia C. F. B. 1903-10-1 4076 Los Angeles Claremont Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  SFV3843  Erigeron bonariensis R. J. Laufenberg 1962-5-28 s. n. Los Angeles San Fernando Valley Northridge, Botanical Garden of San Fernando Valley State College. 260 Comment
  SEINET10617826  Erigeron divergens David B. Dunn 1949-7-1 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at Harvey's Gate, Socorro County, New Mexico. Comment
  IRVC29003  Erigeron foliosus A. C. Sanders, Mark Elvin 2002-6-25 25270 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 366 Comment
  UCD131904  Erigeron foliosus Daryl Koutnik 1978-4-28 421 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA703183  Erigeron foliosus var. foliosus Scott D. White 2004-8-11 10696 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UC1175000  Erigeron foliosus var. foliosus E. K. Balls and P. C. Everett 1959-6-29 23864 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 243 Comment
  RSA455051  Eriodictyon crassifolium var. nigrescens Mary H. Ward 1972-5-11 145 Los Angeles Along lower reach of the Arroyo Seco, southwestern Pasadena Comment
  UC666537  Eriodictyon crassifolium var. nigrescens Reid Moran 1941-5-17 863 Los Angeles n San Fernando (Pico Canyon); , n of San Fernando 600 Comment
  UCR273373  Eriodictyon parryi R. G. Swinney 2011-6-22 15265 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
  POM296759  Eriodictyon trichocalyx Lyman Benson 1945-5-11 11688 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA652156  Eriodictyon trichocalyx subsp. trichocalyx C. A. Schideler 1981-4-26 38 Los Angeles San Gabriel Mtns., N. end of Hwy. 39, end of East Fork at fire station, N. on extended dirt road. Comment
  RSA180093  Eriodictyon trichocalyx var. trichocalyx Wandalee Thompson 1965-6-26 s.n. Los Angeles Pine Canyon. 1524 Comment
  RSA766379  Eriogonum cinereum C. Epling 1931-5-2 5988 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA0103798  Eriogonum davidsonii R. G. Swinney 2011-6-14 15111 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA0115964  Eriogonum davidsonii R. G. Swinney 2010-9-21 13866 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA393173  Eriogonum davidsonii Anstruther Davidson 1905-1 s.n. Los Angeles Hollywood. Comment
  SEINET6336356  Eriogonum davidsonii Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9635 Los Angeles Santa Clarita area: Santa Clara River wash, near Soledad Canyon Road bridge. Upstream and downstream ca 1.5 miles (Mint Canyon). T4N R15W S17, 18, 20-22 390 Comment
  UCR104681  Eriogonum davidsonii David Charlton 1989-10-7 4119 Los Angeles San Gabriel Mtns., Lake Hughes, Highway N-2 along San Andreas Fault,W of Lancaster. 915 Comment
  UCR249002  Eriogonum davidsonii Elizabeth A. Kempton, Eric Paul 2006-6-11 388 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 568 Comment
  CAS-BOT-BC242755  Eriogonum davidsonii Joseph Andorfer Ewan 1933-7-4 7871 Los Angeles Near summit Monrovia Peak, San Gabriel Mts. 1524 Comment
  UCR239040  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3250 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.7 km west of State Hwy 14, 2.2 km southwest of California Aqueduct, under power lines 1150 Comment
  RSA393491  Eriogonum elongatum var. elongatum H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  SDSU6546  Eriogonum fasciculatum H. Wedberg 1966-4-3 1210 Los Angeles Above Hill Dr. and Neal, i nEagle Rock. 457 Comment
  POM2246  Eriogonum fasciculatum var. foliolosum M. Hitchcock 1918-7-28 20 Los Angeles Pacoima Canyon. Comment
  RSA670164  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-3-19 31153 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  SBBG114004  Eriogonum giganteum var. giganteum Brandegee -May-1890 Los Angeles Santa Catalina Island Comment
  SBBG31140  Eriogonum giganteum var. giganteum R. F. Thorne 1966-9-16 36724 Los Angeles Lookout Pt, SE of Pebbly Beach 45 Comment
  SBBG125865  Eriogonum gracile var. gracile A. Parikh, N. Gale 2010-6-4 3257 Los Angeles Sierra Pelona, 2.9 km W of State Hwy 14, 1.2 km S of Avenue S; E Liebre Mtns 995 Comment
  RSA568839  Eriogonum gracile var. gracile Bonnie C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  CAS-BOT-BC261178  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  UCR210131  Eriogonum microthecum R. G. Swinney 2008-7-16 9262 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.1 mi north of its confluence with Cooper Canyon, on the Burkhart Trail 1741 Comment
  UCR106895  Eriogonum microthecum var. corymbosoides L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Little Rock Creek by the abandoned pumphouse and dam 1951 Comment
  RSA729511  Eriogonum nudum R. G. Swinney 1999-7-5 7539 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  CAS-BOT-BC258230  Eriogonum pusillum Timothy S. Ross; J. Mark Porter 1994-5-1 7585 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA64584  Eriogonum pusillum F. W. Peirson 1921-5-19 2406 Los Angeles Little Rock Creek: N slope of San Gabriel Mountains 960 Comment
  UCR167514  Eriogonum roseum Scott D. White, A. Warniment 2005-9-9 11213 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  SD22464  Eriogonum spergulinum var. reddingianum Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  RSA525093  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-6 2849 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  CAS-BOT-BC263600  Eriogonum trichopes A. D. E. Elmer 1902-6-1 3642 Los Angeles Palmdale Comment
  UCR193997  Eriogonum umbellatum R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA0116190  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  SD19702  Eriogonum wrightii var. subscaposum Mary Alice Stow 1937-9-26 Los Angeles Top of San Antonio Peak Comment
  UCR202519  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-8-9 8018 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UCR256622  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC297914  Eriophyllum confertiflorum Cecil Hart 1930-5-20 s.n. Los Angeles Whittier Comment
  CAS-BOT-BC297965  Eriophyllum confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles San Gabriel Mts. Brown's Gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 475 Comment
  POM357906  Eriophyllum confertiflorum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  POM357908  Eriophyllum confertiflorum Gale Sphon 1955-5-12 S.N. Los Angeles 2.5 miles E of Sepulvada Blvd, on Mulholland Drive. Comment
  POM4916  Eriophyllum confertiflorum Crawford, H. D. Hiatt 1916-3-28 576 Los Angeles Santa Monica Mountains. 305 Comment
  RSA0094357  Eriophyllum confertiflorum R. G. Swinney 2011-5-18 14134 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA771563  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10940 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR68912  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4244 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  LA203576  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg; 1932-5-5 8104 Los Angeles Santa Catalina Island, Hill n. Avalon 40.0 Comment
  RSA530074  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1991-8-16 5855 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  UC1118357  Eriophyllum confertiflorum var. confertiflorum G. T. Nordstrom 1935-1-9 313 Los Angeles 2.5 mi se Gorman; Angeles National Forest, Tejon Quad. 1036 Comment
  UC31704  Eriophyllum confertiflorum var. confertiflorum J. H. Barber 1897-7 300 Los Angeles Santa Monica Exp't Station Santa Monica Comment
  POM122302  Eriophyllum nevinii Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  RSA188205  Eriophyllum nevinii R. F. Thorne, Percy C. Everett 1965-6-22 34859 Los Angeles Santa Catalina Island; along Upper Pebble [Pebbly] Beach road 30 Comment
  CDA5403  Eriophyllum staechadifolium A. C. Browne 1953-8-3 s.n. Los Angeles Santa Monica Mountains. 0 Comment
  CAS-BOT-BC296957  Eriophyllum wallacei Frank W. Peirson 1919-5-30 346 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. 426 Comment
  RSA600554  Erodium botrys Louis C. Wheeler 1959-5-26 7534 Los Angeles San Gabriel Mountains: Confluence of Arroyo Seco and Prieto Canyon. Comment
  RSA748193  Erodium botrys Scott D. White, Justin M. Wood 2009-5-6 12673 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCD103102  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  RSA533975  Erodium brachycarpum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5191 Los Angeles San Clemente Island, southeast portion of the island, low saddle 800 ft NNW of Guds (888 ) marker. 232 Comment
  RSA0060764  Erodium cicutarium LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6827 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 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
  UCR127220  Erodium macrophyllum A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26263 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  SBBG13193  Erodium moschatum E. R. Blakley 1962-6-10 5240 Los Angeles stone check dam halfway up cyn, halfway between Eel Pt and Seal Cove 53 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
  UCR205609  Erysimum capitatum R. G. Swinney 2008-5-13 8849 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  SFV15500  Erysimum capitatum E. J. Spencer 1992-4-29 18 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  SBBG92016  Erysimum capitatum var. capitatum R. Hoffmann 1931-5-4 Los Angeles 5 mi N of Lancaster Comment
  CAS-BOT-BC55205  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles El Segundo. Comment
  RSA530230  Erysimum suffrutescens N. C. Cooper 1944-01 774 Los Angeles El Segundo Comment
  UCR233749  Erysimum suffrutescens Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
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Aug 27 2013
  PASA181  Erythraea venusta Louise B. Lawrence Los Angeles North Pasadena Comment
  RSA642278  Eschscholzia caespitosa Orlando Mistretta 1995-6-23 1845 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1463 Comment
  RSA66735  Eschscholzia caespitosa subsp. caespitosa F. W. Peirson 1951-1 1888 Los Angeles Arroyo Seco, near Switzer's Trail, south slope of San Gabriel Mts. Comment
  CAS-BOT-BC403184  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1954 Los Angeles Elizabeth Lake Comment
  CATA3019  Eschscholzia californica Amy Catalano 2016-3-2 025 Los Angeles Santa Catalina Island: Along Middle Ranch Road, 1/8 mile south/down canyon from Johnson Tree 246 Comment
  RSA746990  Eschscholzia californica R. G. Swinney 2008-4-30 8713 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG32033  Eschscholzia californica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -267 Los Angeles Black Jack Mtn Comment
  UCSB39772  Eschscholzia californica Cerda, P. 1977-5-3 Los Angeles Near Los Angeles County Arboretum, Arcadia Comment
  RSA681294  Eschscholzia californica LeRoy Gross, Valerie Soza 2003-5-15 909 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 518 Comment
  SD132617  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles San Clemente Island; east side of island, Wilson Cove. Comment
  SBBG98509  Eschscholzia ramosa T. Ross 1991-5-21 5383 Los Angeles upper E branch of Box Cyn 472 Comment
  SD90477  Eschscholzia ramosa Robert F. Thorne 1973-4-12 42937 Los Angeles San Clemente Island; Pyramid Cove at south end of island near small point between Triton and Thresher. 6 Comment
  SEINET12190762  Eucalyptus W. F. Wight 1907-1 1678 Los Angeles West Lake Park, Los Angeles Comment
  IRVC26379  Eucalyptus camaldulensis Mark A. Elvin, Kim Marsden 2003-8-8 2979 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  CATA3180  Eucalyptus polyanthemos Julie L. King 2016-10-25 8 Los Angeles Santa Catalina Island: North side of West End Rd., ca. 150 meters before entrance to Emerald Bay 18 Comment
  RSA673613  Eucalyptus sideroxylon LeRoy Gross 2003-1-25 688 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  PASA2097  Eucrypta chrysanthemifolia Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA420827  Eucrypta chrysanthemifolia E. S. Spalding 1923-4-21 s.n. Los Angeles Laurel Canyon. Comment
  SD234419  Eucrypta chrysanthemifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26125 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, E of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn. 7.5' Q) 487 Comment
  SBBG128227  Eucrypta chrysanthemifolia var. chrysanthemifolia M. L. Hoefs, S. A. Junak 2000-4-14 3071 Los Angeles hillside ca. halfway between Airport Rd and Goat Harbor 469 Comment
  RSA598951  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 1989-5-11 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon. Dirt road on SE side of Big Dalton debris basin. 366 Comment
  RSA432441  Euphorbia palmeri B. C. Templeton 1932-6-19 4919 Los Angeles Big Pines Park Comment
  POM305606  Euphorbia peplus Henry J. Ramsey, Henry J. Ramsey 1937-9-6 911 Los Angeles Altadena. Comment
  UCR51488  Euphorbia pulcherrima A. C. Sanders 1987-12-4 7583 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR110883  Euphorbia terracina A. C. Sanders 1998-10-10 22259 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon 8 Comment
  UCR131377  Euphorbia terracina Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  LA201927  Euthamia occidentalis Arthur C. Gibson; 2003-7-18 4913 Los Angeles 335 Comment
  LA13159  Festuca microstachys Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA0092536  Festuca microstachys R. G. Swinney 2011-6-22 15252 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
  CATA450  Festuca myuros Sara L. Crockett 1997-3-18 590 Los Angeles Santa Catalina Island: Upper Cape Canyon; 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road, slope adjacent to first side canyon S and W of jct. with Lower Cape Canyon Reservoir Road 304 Comment
  SBBG31277  Festuca myuros R. F. Thorne 1966-4-6 35917 Los Angeles old quarry W of Empire Landing 91 Comment
  UCR129373  Festuca myuros var. hirsuta Orlando Mistretta 1994-6-15 1357 Los Angeles San Gabriel Mtns, Santiago Canyon. Side drainage entering Santiago Canyon from the west, c. 3 mi south of confluence of Santiago Creek and Little Rock Creek 1585 Comment
  RSA708680  Filago californica Valerie L. Soza, Miriam Sidibeh 2003-3-26 1611 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  JEPS17495  Foeniculum vulgare Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles 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
  SBBG98652  Foeniculum vulgare T. Ross 1991-5-20 5367 Los Angeles upper S branch of un-named drainage that empties to sea just N of Jack Pt lighthouse 167 Comment
  CAS-BOT-BC52551  Frangula californica subsp. californica Louis C. Wheeler 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  SBBG26925  Frangula californica subsp. californica I. W. Clokey, B. Templeton -Dec-1929 4603 Los Angeles Mandeville Cyn 300 Comment
  CAS-BOT-BC223755  Frankenia salina C. B. Wolf 1932-9-16 4094 Los Angeles Bryant Ranch. 100 - 150 ft. W. of State Highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  SBBG106885  Frankenia salina M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2484 Los Angeles Little Harbor 3 Comment
  CAS-BOT-BC217370  Frasera neglecta A. D. E. Elmer 1902-6-1 3609 Los Angeles Acton Comment
  UCD121441  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA464914  Fraxinus dipetala L. E. Hoffman, R. J. Smith 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CDA39685  Fraxinus velutina A. C. Sanders 2003-3-14 25773 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. Comment
  SFV21460  Funastrum cynanchoides var. hartwegii L. Gross, V. Soza, S. Tessel 2001-6-4 394 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. Cleared area for fire safety near homes. Dry, south-facing hillside. 274 Comment
  POM294151  Galinsoga parviflora var. parviflora J. D. Laudermills 1944-9-10 s.n. Los Angeles Orchard near Claremont. Comment
  RSA164822  Galium andrewsii subsp. intermedium Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  RSA0116813  Galium angustifolium R. G. Swinney 2011-6-7 15092 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
  RSA609662  Galium angustifolium R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UCR151008  Galium angustifolium Scott D. White 1997-5-8 5083 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR190422  Galium angustifolium R. G. Swinney 2001-6-16 7985 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  UCR203184  Galium angustifolium R. G. Swinney 2005-5-21 8262 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA587379  Galium angustifolium subsp. angustifolium Orlando Mistretta 1995-4-21 1630 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mi. N of Kitter Canyon 1052 Comment
  UC1424925  Galium angustifolium subsp. angustifolium Jack Delaini and Barbara Shervanick 1974-5-23 211 Los Angeles steep side of canyon near stream at bottom; Angeles National Forest, San Dimas Experimental Forest, Lodi Comment
  UC1584745  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-3-7 4147 Los Angeles westerly slope just below rocky ridgetop; western Pomona, Elephant Hill 292 Comment
  UCR280740  Galium angustifolium subsp. angustifolium R. G. Swinney 2014-5-7 16406 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  POM219653  Galium angustifolium subsp. gabrielense F. R. Fosberg 1932-6-18 8558 Los Angeles Below Camp Baldy, San Antonio Canyon 1400 Comment
  RSA715427  Galium angustifolium subsp. gabrielense R. G. Swinney 1997-8-19 5828 Los Angeles San Antonio Peak (=Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UCD121730  Galium aparine Robert F. Thorne; J. Henrickson 1963-5-5 32317 Los Angeles Open slopes of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 mi. N of Claremont. 518 Comment
  UCR186360  Galium aparine Michael Honer 2007-4-25 2528 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon; grassy slopes c. 1 mile SW of cement processing plant 1159 Comment
  CATA1112  Galium catalinense Mark L. Hoefs 1995-5-23 2076 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  SD168065  Galium catalinense G. L. Webster, M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7760 Los Angeles Catalina Island; seep slopes halfway from Little Harbor to Middle Ranch 199 Comment
  UC1594374  Galium catalinense subsp. acrispum Tim Ross 1992-4-14 6163 Los Angeles lower end of canyon just below mouth (central e side of island); San Clemente Island, Nanny Canyon 182 Comment
  UCR150587  Galium hallii Orlando Mistretta 1994-8-4 1453 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Horse Canyon shooting area 2972 Comment
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Apr 23 2019
  SD251291  Galium hilendiae Duncan S. Bell, Caitlin Elam 2013-7-11 5349 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; on a trail above Vicent Gulch. 1997 Comment
  CAS-BOT-BC223140  Galium johnstonii Timothy S. Ross; Steve Boyd 1990-5-23 2638 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1371 Comment
  CAS-BOT-BC499142  Galium johnstonii Valerie Soza 2004-6-17 1722 b Los Angeles San Gabriel Mountains. ca. 1 mi E of Three Points, S side of Hwy 2 1847 Comment
  RSA202689  Galium johnstonii Lauramay T. Dempster, Clare B. Hardham 1965-6-16 4118 Los Angeles On Angeles Crest Highway, just south of Upper Chilao Recreation Area, San Gabriel Mountains. Comment
  UCD170389  Galium johnstonii D. E. Bramlet 2011-9-21 4951 Los Angeles San Gabriel Mountains, Pacifico Mountain. 2163 Comment
  RSA488011  Galium nuttallii subsp. insulare Mark Hoefs, D. Propst 1973-3-3 18 Los Angeles Santa Catalina Island. Near upper White's Landing Road. 381 Comment
  SDSU10622  Galvezia speciosa R. M. Beauchamp 1967-3-19 312 Los Angeles Behind (south of) Wilson Cove Pier. San Clemente Island. Comment
  UCD123811  Gambelia speciosa P. B. Kennedy 1928-3-30 s.n. Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA762055  Gamochaeta pensylvanica Orlando Mistretta, Christine Mistretta 2008-5-16 3104 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  JEPS66727  Garrya flavescens Frank W. Peirson 1918-6-16 138 Los Angeles Rock Creek San Gabriel Mts. (n side of San Gabriel Mts.) 1447 Comment
  RSA585683  Garrya flavescens Tim S. Ross 1990-6-11 3331 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA596415  Garrya flavescens Tim S. Ross 1990-6-11 3352 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  CAS-BOT-BC158047  Garrya veatchii Marcus E. Jones 1924-4-21 s.n. Los Angeles San Antonio [Canon] Canyon Comment
  CAS-BOT-BC159270  Garrya veatchii John Thomas Howell 1928-2-11 3342 Los Angeles Chaparral, on trail between Haines Canyon and Mt. Lukens, San Gabriel Mts. Comment
  RSA755806  Garrya veatchii R. G. Swinney 2009-1-19 10000 Los Angeles Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  SJSU3877  Garrya veatchii C. W. Sharsmith 1964-1-1 7176 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mts 1066 Comment
  UCR212839  Garrya veatchii Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1819 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  RSA772203  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA747174  Gayophytum decipiens Orlando Mistretta 1992-6-23 610 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  CATA3492  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-27 044 Los Angeles Santa Catalina Island: Interior; on west-facing slope in Middle Cottonwood Canyon watershed 219 Comment
  RSA70502  Geranium carolinianum F. W. Peirson 1919-5-18 437 Los Angeles Monrovia Canyon, south base of San Gabriel Mts. 457 Comment
  RSA391328  Geranium molle Laura Shaw 1923-6-20 s.n. Los Angeles [No location information on label.] Comment
  RSA391326  Geranium rotundifolium L. E. Hoffman 1934-5-14 s.n. Los Angeles Trail Canyon, Los Angeles Forest. Comment
  CDA20110  Geranium rotundifolium M. O'Brien 2003-4-13 MOB 11 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  SBBG133186  Gilia V. Englert and W. F. Hoyer 2010-4-11 Los Angeles small drainage in Fire of 2009, just S and above Eagle Cyn 496 Comment
  SEINET6969902  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  SBBG125859  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2010-6-2 3252 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
  RSA654444  Gilia angelensis Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 977 Los Angeles Verduga Mountains, Southwest Side: North of Chandler Fire Road (Verdugo Mtwy), N of la Tuna, above Chandler and Fisher canyons, S of La Tuna Canyon. 457 Comment
  RSA0056291  Gilia atractyloides L. Haines 1935-7-2 s.n. Los Angeles T. B. Reservoir, San Gabriel Mts. Comment
  UCR259211  Gilia brecciarum Mitch Provance, Callen Huff 2009-4-29 10700 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  UCR281173  Gilia brecciarum subsp. brecciarum R. G. Swinney 2014-4-23 16157 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR220172  Gilia cana R. G. Swinney 2009-4-2 10243 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR190287  Gilia capitata R. G. Swinney 1998-8-1 6624 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  LA52324  Gilia capitata subsp. abrotanifolia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA470224  Gilia capitata subsp. abrotanifolia N. C. Cooper 1945-5-1 2193 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA611633  Gilia capitata subsp. abrotanifolia Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10115 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 536 Comment
  UCR184363  Gilia capitata subsp. abrotanifolia A. C. Sanders 2007-4-19 33471 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR119742  Gilia latiflora B. G. Pitzer 1998-5-12 3677 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR260083  Gilia latiflora subsp. davyi Mitch Provance, Callen Huff 2009-4-29 10704 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  RSA469383  Gilia latiflora subsp. latiflora J. Q. Burch, Rose L. Burch 1940-4-9 4028 -32 Los Angeles Lancaster. Comment
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  RSA123768  Gilia minor P. H. Raven 1958-3-23 s.n. Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  CAS-BOT-BC402017  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles Head of Antelope Valley Comment
  RSA0016262  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2008-4-30 2568 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UC23662  Gilia ochroleuca subsp. vivida H. M. Hall 1896-8-7 300 Los Angeles Schwartout Canyon , Schwartout Canyon (San Antonio Mountains) 2042 Comment
  UCR209890  Gilia ochroleuca subsp. vivida R. G. Swinney 2008-7-24 9276 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR272596  Gilia sinuata R. G. Swinney 2011-6-7 15040 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  PASA716  Gilia tenuifolia Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA617397  Glycyrrhiza lepidota Scott D. White, Sandy Leatherman 1998-6-4 6658 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community. 425 Comment
  UCR141020  Glyptopleura marginata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  POM358781  Gnaphalium californicum Anstruther Davidson 1919-1 s.n. Los Angeles Streets, Los Angeles. Comment
  RSA198823  Gnaphalium californicum R. F. Thorne 1968-5-27 37631 Los Angeles Santa Catalina Island: lower end of Middle Ranch Canyon, perhaps, 0.5 mile above Ben Weston Beach Comment
  UCR204823  Gnaphalium luteoalbum R. G. Swinney 2005-8-22 8511 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR214667  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA696729  Grayia spinosa Seacord s.n. Los Angeles West Mohave. Comment
  CAS-BOT-BC305263  Grindelia hirsutula Ernest C. Twisselmann 1955-9-15 2376 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  RSA570220  Guillenia lasiophylla Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5016 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA588066  Guillenia lasiophylla Orlando Mistretta 1994-4-15 1054 Los Angeles Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1159 Comment
  RSA661180  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  UCR95494  Gutierrezia californica Steve Boyd, L. Raz 1996-9-24 8950 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  RSA590861  Gutierrezia microcephala Orlando Mistretta 1994-4-12 1035 A Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  UC1118616  Gutierrezia sarothrae J. Horton 1937-7-17 485 Los Angeles San Dimas Wash San Dimas Experimental Forest, Pomona Quadrangle Comment
  CAS-BOT-BC282862  Hainardia cylindrica Le Roy Abrams 1901-6-1 1715 Los Angeles Ballona Harbor Comment
  SBBG106223  Hainardia cylindrica S. A. Junak 1985-5-14 SCl 71 Los Angeles main rd, roughly midway between intersection with rd to Lemon Tank and intersection with rd to Pk 1603 and Field Stn at Camera Pad "Stone" 381 Comment
  SEINET7885645 Image available Haplopappus pinifolius Peter H. Raven 1961-1 16868 Los Angeles Native to the Botanic Garden, Claremont, elevation 850 feet. 259 Comment
  SBBG108968  Hazardia cana S. A. Junak 1996-9-29 SCl 684 Los Angeles Middle Ranch Cyn, ca. 0.75 mi downstream from upper rd crossing 304 Comment
  RSA226173  Hazardia squarrosa var. grindelioides Gary D. Cromwell, David W. Wheat 1971-4-30 599 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  SD69583  Hazardia squarrosa var. grindelioides Robert F. Thorne 1966-9-16 36716 Los Angeles Santa Catalin Island; along Renton Mine Road, near upper end Pebbly Beach Canyon. 259 Comment
  RSA584027  Hedera canariensis T. S. Ross, Steve D. Boyd 1990-5-29 2702 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1235 Comment
  UCR95581  Helenium bigelovii L. C. Wheeler 1966-9-21 8909 Los Angeles San Gabriel Mtns., south fork of Big Rock Creek in the vicinity of Lily Spring 2378 Comment
  RSA702192  Helianthemum scoparium Scott D. White, Pam DeVries 2004-6-14 10486 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CAS-BOT-BC305421  Helianthus annuus Geo. B. Grant 1901-9-1 s.n. Los Angeles Pasadena Comment
  LA88403  Helianthus gracilentus O. H. Kappler; 1941-6-15 307 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM4953  Helianthus gracilentus Edward L. Greene 1904-05 4519 Los Angeles Claremont. 365 Comment
  SBBG126038  Helianthus gracilentus A. Parikh, N. Gale 2010-5-24 3211 Los Angeles Sierra Pelona, 5.0 km W of State Hwy 14, 1.6 km SW of California Aqueduct 1005 Comment
  RSA750227  Heliotropium curassavicum R. G. Swinney 2005-7-21 8306 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR210146  Heliotropium curassavicum R. G. Swinney 2008-10-20 9648 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA30667A  Hemizonia clementina Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA696926  Hemizonia fasciculata J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina Island, Isthmus. Comment
  RSA158201  Hemizonia fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  RSA696928  Hemizonia fasciculata R. H. McArthur 1932-4-30 s.n. Los Angeles Limestone Bouscout Camp. Comment
  CAS-BOT-BC403833  Hesperocnide tenella Geo. B. Grant 1900-3-17 2296 Los Angeles Lincoln Park. Arr. S. Comment
  SEINET4118146  Hesperocnide tenella J. Mygatt, F. Starkey 1997-1 M- 97 -251 Los Angeles Catalina Island, end of the road to Renton Mine. 240 Comment
  UC557779  Hesperocnide tenella Nell Murbarger May, 1936 169 Los Angeles canyon on e side San Clemente Island; canyon on e side San Clemente Island Comment
  RSA724471  Hesperolinon micranthum K. Dobry 1990-3-25 232 Los Angeles Simi Hills at Dayton Canyon. Comment
  SEINET12265282  Hesperoyucca whipplei I. W. Clokey 1935-1 6994 Los Angeles Pasadena Glen 400 Comment
  HSC18661  Heteromeles arbutifolia C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. 457 Comment
  POM1843  Heteromeles arbutifolia D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  RSA0072418  Heteromeles arbutifolia Joseph M. Keefe 2001-3-13 31082 Los Angeles North across street from 774 Tipton Terrace, 0.3 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 262 Comment
  RSA0072473  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1774 Los Angeles Downstream form San Dimas Dam. 403 Comment
  RSA681893  Heteromeles arbutifolia Scott D. White, Michael Honer 2003-6-18 9556 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SBBG17105  Heteromeles arbutifolia M. Vincent 1962-12-5 312 Los Angeles short distance off Mulholland Highway on Cold Cyn Rd Comment
  SD146169  Heteromeles arbutifolia Andy C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23273 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Canyon watersheds 609 Comment
  UC897762  Heterotheca grandiflora Ezra C. Knopf 215 Los Angeles Santa Catalina Island Comment
  UCR150354B  Heterotheca grandiflora Scott D. White 2003-10-14 9828 Los Angeles San Gabriel Mtns, foothills above Sierra Madres. Los Angeles Dept. of Public Works 'Auburn' debris basin, above the north terminus of Auburn Avenue 396 Comment
  SEINET11847936  Heterotheca grandiflora J. F. Bright, Wyman, C. 1931-1 5754 Los Angeles Hollywood Comment
  UCR108437  Heterotheca sessiliflora subsp. fastigiata L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mtns., Henninger Flats 793 Comment
  CAS-BOT-BC317340  Heuchera elegans LeRoy Abrams 1902-7-1 1559 Los Angeles Near Martin's Camp, Mt. Wilson, by the station. Comment
  UCR194307  Hieracium argutum var. parishii R. G. Swinney 1998-8-6 6675 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR265589  Hordeum depressum Jordan Zylstra, Sandra L. Leatherman 2014-4-23 14016 Los Angeles Western Transverse Range, Northlake development site, between Intertstae 5 and Castaic Lake 402 Comment
  SEINET10828610  Hordeum jubatum Adolph D. E. Elmer Elmer 3618 Los Angeles Comment
  SBBG31280  Hordeum murinum R. F. Thorne 1966-4-4 35750 Los Angeles isthmus 12 Comment
  SBBG32010  Hordeum murinum R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -170 Los Angeles lower Bullrush Cyn Comment
  RSA641524  Hordeum murinum subsp. glaucum L. C. Wheeler 1967-5-3 9803 Los Angeles Sycamore Flat Campground, Big Rock Creek. 1311 Comment
  UCR138515  Hordeum murinum subsp. leporinum L. C. Wheeler 1970-5-9 s.n. Los Angeles Los Angeles; Gladys Ave. at 9th Street. Comment
  UCSB10674  Hordeum murinum subsp. leporinum Lloyd, Robert 1959-5-21 Los Angeles Pomona College Campus, Claremont, on the corner of 6th and College; San Gabriel Mtn. Range 365 Comment
  RSA563031  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  RSA666505  Horkelia cuneata J. George 2001-8-22 s.n. Los Angeles Los Angeles; San Pedro area, defense Fuel Support Point(Neval Reservation) 3171 North Gaffey St. 3 Comment
  RSA229054  Horkelia rydbergii Robert F. Thorne, C. W. Tilforth 1971-6-30 40790 a Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA451547  Horkelia rydbergii L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats, Angeles National Forest. 2134 Comment
  RSA0019747  Hulsea vestita subsp. gabrielensis Naomi Fraga, Emily Biben, Katie VinZant, Dani Henning 2013-7-12 4337 Los Angeles Of Forest Service Road 4N24 near Mount Gleason. 1616 Comment
  RSA761709  Hypericum formosum R. G. Swinney 2008-10-10 9547 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  LA32078  Hypochaeris glabra Peter H. Raven; Henry J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains, Point Dume, just behind point 45 Comment
  RSA533424  Hypochaeris glabra Timothy S. Ross 1991-4-21 4533 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  RSA643842  Hypochaeris glabra Steven A. Junak 1996-5-20 SC 1 -513 Los Angeles San Clemente Island: E side of island at mouth of canyon at Mosquito Cove. 3 Comment
  UCR48943  Ilex cornuta A. C. Sanders 1987-7-22 7170 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SBBG128245  Isocoma menziesii var. decumbens M. L. Hoefs, S. A. Junak, K. Kirkland 1998-10-22 3003 Los Angeles near rd above Two Harbors dump 195 Comment
  RSA91280  Isocoma menziesii var. vernonioides J. Ewan 1931-10-11 5235 Los Angeles Sepulveda Canyon road N of Mulholland Dr, Santa Monica Mts. Comment
  RSA642027  Ivesia santolinoides Orlando Mistretta 1993-7-6 928 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2470 Comment
  POM246811  Jaumea carnosa F. R. Fosberg 1931-5-18 4895 Los Angeles Little Harbor, Santa Catalina Island 4 Comment
  RSA128056  Jaumea carnosa Peter H. Raven, H. J. Thompson 1959-9-6 14363 Los Angeles At mouth of Malibu Creek. 2 Comment
  UC53979  Jaumea carnosa H. P. Chandler 1902-9-9 2049 Los Angeles Ballona Marshes Comment
  UCR139124  Juglans californica L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Bluebird Truck Trail 518 Comment
  RSA0105036  Juncus R. G. Swinney 2011-10-18 15806 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
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Dec 7 2018
  SBBG77282  Juncus balticus F. R. Fosberg 1931-4-15 4619 Los Angeles Middle Ranch Cyn 180 Comment
  RSA250521  Juncus balticus subsp. ater Robert F. Thorne, John Dourley 1967-10-10 37337 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  RSA188306  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island: reservoir at upper end of Cape Canyon. 335 Comment
  SEINET6744570 Image available Juncus bufonius Tracy, Evans 1887-1 165 Los Angeles Los Angeles, California Comment
  UCR275338  Juncus bufonius Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  UCR142541  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mtns., foot of Holiday Hill Ski Lift [c. 1 mi. SE of Big Pines] 1997 Comment
  RSA584299  Juncus bufonius var. bufonius Timothy S. Ross, Orlando Mistretta 1993-5-26 7309 Los Angeles W end of the San Gabriel Mountains: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw, head of a tributary of Los Pinetos Canyon. 1043 Comment
  UCR270918  Juncus macrophyllus R. G. Swinney 2011-5-26 14870 B Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  POM184648  Juncus textilis L. C. Wheeler 1931-9-27 167 Los Angeles San Dimas Canyon, San Gabriel Mountains. 610 Comment
  RSA656230  Juncus textilis Joseph M. Keefe 1978-4-28 22821 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  RSA550429  Juncus tiehmii Timothy S. Ross 1992-7-10 6663 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  SD215326  Juncus torreyi Steve Boyd, Lauren Raz 1996-10-14 9087 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. Swale area about overflow from lake. 1021 Comment
  POM17585  Juncus torreyi Phillip A. Munz 1923-8-30 7646 Los Angeles Lone Pine Canyon, San Antonio Mountains. 1524 Comment
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Mar 24 2014
  POM184646  Juncus xiphioides L. C. Wheeler 1932-8-2 1121 Los Angeles N Fork San Gabriel River, San Gabriel Mts. 1372 Comment
  UCR274355  Juncus xiphioides Steven A. Junak 1999-7-16 SCa- 1053 Los Angeles California Islands, Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach Comment
  UC1134286  Juniperus californica A. Lewis 1934-1-1 240 Los Angeles w of Palmdale; Elizabeth Lake Quad. 853 Comment
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Dec 16 2014
  SEINET13289844 Image available Juniperus californica Unknown 1902-1 Los Angeles Palmdale Comment
  RSA729773  Juniperus occidentalis var. australis R. G. Swinney 1999-8-9 7601 Los Angeles eastern end of Big Horn Ridge, SW of Mt. San Antonio. Ridge top; montane coniferous forest. 2793 Comment
  CAS-BOT-BC235748  Keckiella cordifolia F. A. M. 1933-5-1 3005 Los Angeles Tuna Canyon, Verdugo Hills Comment
  UCR223469  Koeleria macrantha R. G. Swinney 2009-5-28 10927 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA135196  Koeleria macrantha P. H. Raven 1960-5-15 15363 Los Angeles Piuma Road 2.3 miles east of Rambla Pacifica; 34? N, 118 - 119?W 488 Comment
  UCR177578  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR255486  Kyllinga brevifolia Dan S. Cooper 2014-6-26 614- 21 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Lower Sennett Canyon adjacent to Forest Lawn cemetery, at Forest Lawn Dr. 155 Comment
  LA105099  Lactuca serriola Barry A. Prigge; 1988-7-3 8160 Los Angeles Santa Monica Mountains, ca 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School 313 Comment
  RSA708872  Lagophylla ramosissima Scott D. White, Andrea Warniment 2005-9-9 11214 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA713822  Lagophylla ramosissima Mark Elvin 2003-6-12 2946 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  CAS-BOT-BC174670  Lagophylla ramosissima subsp. ramosissima Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8128 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CATA762  Lamarckia aurea Mark L. Hoefs 1991-5-28 1300 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  RSA151273  Lamarckia aurea P. H. Raven 1962-4-9 17156 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SBBG12182  Lamarckia aurea P. H. Raven 1962-4-9 17156 Los Angeles near barracks, Wilson Cove 60 Comment
  SBBG133656  Lamarckia aurea R. F. Thorne 28-Aop-1968 37489 Los Angeles between headwaters of Middle and Graveyard Cyns 91 Comment
  POM352647  Lamarckia aurea C. J. Migliazzo 1943-3-21 20445 Los Angeles South of Los Angeles Comment
  SEINET9742374 Image available Lamarckia aurea R. E. Schuh Los Angeles Los Angeles Comment
  SBBG54761  Lamium amplexicaule K. C. Hughes 1960-3-15 7 Los Angeles vacant lot just N of Honnold Library, Pomona College, Claremont 365 Comment
  RSA226019  Larrea tridentata Robert F. Thorne, C. W. Tilforth 1971-6-29 40662 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Little Creek, just below Little Rock Forestry Station, 1/2 mile below Little Rock Dam 945 Comment
  RSA709532  Lasthenia californica A. C. Sanders, Mark Elvin 2003-4-14 25952 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
  POM361537  Lasthenia californica Ralph Hoffman 1930-4-13 s.n. Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  UC1922649  Lasthenia coronaria Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1159 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 457 Comment
  POM6187  Lasthenia coronaria Harry Pruett s.n Los Angeles [Unspecified] Comment
  RSA151014  Lasthenia glabrata subsp. coulteri Peter H. Raven 1962-3-27 17003 Los Angeles Northeast end of Bixby Slough north of Wilmington. Comment
  RSA347521  Lasthenia gracilis B. A. Prigge 1986-3-19 6932 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCR176095  Lasthenia gracilis Holly A. Wanamaker 2005-5-1 39 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  UCSB10345  Lasthenia gracilis Haller, John 1957-4-13 Los Angeles Upper Mint Canyon, ca. 5 miles E. of Rd. to Acton and 10 mi. E. of Los Angeles Forest Hwy. jct. 914 Comment
  CAS-BOT-BC361125  Lasthenia microglossa Ernest C. Twisselmann 1962-4-18 6946 Los Angeles Liebre Mountains: 0.25 mile northwest of the old Liebre Ranch headquarters edit 1066 Comment
  RSA405673  Lathyrus vestitus subsp. laetiflorus B. C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  POM1804  Lathyrus vestitus subsp. laetiflorus D. L. Crawford, Otis Hiatt 1916-3-28 s.n. Los Angeles Hillside above Topanga Canyon Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  RSA434057  Lavatera assurgentiflora subsp. assurgentiflora E. S. Spalding 1923-7-11 s.n. Los Angeles Hermosa Beach. Comment
  SBBG12938  Lavatera assurgentiflora subsp. glabra E. R. Blakley 1962-10-4 5415 Los Angeles small island, Indian Rock; Emerald Bay 6 Comment
  RSA628627  Lavatera cretica Steven A. Junak 1997-4-21 SC 1 -858 Los Angeles San Clemente Island. E side of island, in Larkspur Canyon, just upstream from large drop-off in canyon. 189 Comment
  UCR263075  Layia Mitch Provance 2008-4-14 10145 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA503195  Layia glandulosa Gary D. Wallace 1966-4-24 497 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA733442  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge, +/-1000m. Comment
  UC1595580  Layia glandulosa W. Wisura and E. Roeder 1992-4-21 4697 Los Angeles near Valyermo; West Mojave, Mountain Brook Ranch Comment
  UC912563  Layia glandulosa Herbert L. Mason 1926-4-26 3000 Los Angeles Little Rock Comment
  UCR194615  Layia glandulosa R. G. Swinney 1999-5-1 7094 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
  SBBG31091  Layia platyglossa R. F. Thorne 1966-4-6 35928 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  UCD134005  Layia platyglossa Gordon Pilone 1961-2-14 85 Los Angeles wash area of Ponoma College in Claremont. 365 Comment
  UCSB52708  Layia platyglossa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  POM361672  Layia platyglossa subsp. campestris L. C. Wheeler 1932-4-2 555 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  LA82026  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG18708  Lepechinia fragrans E. R. Blakley 1963-4-10 5579 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA779997  Lepidium didymum R. G. Swinney 2009-4-7 10283 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UCD115353  Lepidium didymum Daryl Koutnik 1978-4-30 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  CAS-BOT-BC89169  Lepidium draba Peter H. Raven; Henry J. Thompson 1960-4-12 15030 Los Angeles Santa Monica Mountains. Seminole Hot Springs. 289 Comment
  UC1870182  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mountains Region: Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena 335 Comment
  SD69593  Lepidium nitidum var. nitidum Robert F. Thorne, P. Everett 1965-5-11 34594 a Los Angeles Santa Catalina Island: North side of North cove of Little Harbor 4 Comment
  CATA1533  Lepidium strictum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2757 Los Angeles Santa Catalina Island: Just behind sandy beach, White's Landing 6 Comment
  RSA0039143  Lepidium strictum R. G. Swinney 2010-3-10 11786 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  CDA3826  Lepidium strictum R. L. Armacost 1973-4-13 2839 Los Angeles Santa Monica. 0 Comment
  IRVC26467  Lepidium virginicum A. C. Sanders, Mark Elvin, et al. 2003-3-5 25708 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  UC311496  Lepidium virginicum var. pubescens Philip A. Munz 1925-4-23 9423 Los Angeles San Gabriel Canyon 304 Comment
  RSA720190  Lepidospartum squamatum LeRoy Gross 2007-3-13 2604 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  CAS-BOT-BC272416  Leptochloa fusca subsp. uninervia John Thomas Howell 1927-9-30 3127 Los Angeles In bed of Los Angeles River east of Griffith Park Comment
  RSA533512  Leptochloa fusca subsp. uninervia Timothy S. Ross 1991-3-9 4168 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  UCR178959  Leptochloa uninervia R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton spreading grounds 320 Comment
  JEPS69834  Leptodactylon californicum W. L. Jepson 1939-4-14 19117 Los Angeles Topanga Canyon; Santa Monica Mts., Topanga Canyon Comment
  RSA662317  Leptodactylon californicum Amy Drooks 1981-4-26 00 -1 Los Angeles San Gabriel River, north of Azusa. Comment
  RSA755628  Leptodactylon pungens R. G. Swinney 2008-7-15 9201 Los Angeles Winston Peak. 2275 Comment
  RSA126669  Leptosiphon androsaceus P. H. Raven, Henry J. Thompson 1959-5-5 14127 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  OBI2703  Leptosiphon breviculus Paul M. Gomez 1966-4-23 154 Los Angeles San Gabriel Mtns. 29mi WSW of Victorville, S Mojave Desert 945 Comment
  POM364634  Leptosiphon liniflorus Museum Jrs. 1945-06 2134 Los Angeles Seminole Hot Springs. Comment
  RSA0077370  Leptosyne bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2069 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  OBI49571  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immed W of LA international airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  UCR209971  Lessingia filaginifolia R. G. Swinney 2008-9-9 9328 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR223239  Lessingia filaginifolia R. G. Swinney 2009-7-23 11376 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET1869733  Lessingia glandulifera A. C. Sanders 2003-1 27105 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, canyon inlow hills north of Potrero Canyon 305 Comment
  UCD134056  Lessingia glandulifera R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  SFV19129  Leymus condensatus P. M. Schiffman 2004-5-26 s. n. Los Angeles San Fernando Valley Sesnon Blvd. westbound deadend. 500 Comment
  UCR189745  Lilium humboldtii R. G. Swinney 1998-7-10 6367 Los Angeles San Gabriel Mtns., confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream 1488 Comment
  UCR194257  Lilium humboldtii R. G. Swinney 1998-8-5 6647 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA788186  Lilium humboldtii Doris Bowers 1967-7-19 821 Los Angeles Topanga Canyon 610 Comment
  RSA738059  Linanthus M. A. Sanatay 1966-5-10 s.n. Los Angeles San Rafael Hills 213 Comment
  CAS-BOT-BC226739  Linanthus californicus Paul F. Covel 1937-4-20 928 Los Angeles Newhall Grade Comment
  POM346550  Linanthus californicus Barry Burnell 1970-5-21 232 Los Angeles Evey Canyon, off of San Antonio Canyon Road. Drainage Area: Santa Ana River. 716 Comment
  RSA468477  Linanthus californicus Franklin W. Klepinger 1938-3-26 s.n. Los Angeles Santa Susana Pass. Comment
  RSA468480  Linanthus californicus N. C. Cooper 1945-5-1 2228 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  SD90160  Linanthus californicus Benjamin C. Stone 1954-3-13 507 Los Angeles Chap[arral hillsides west of Prado Dam, 7.0 miles west of Corona. 366 Comment
Read comments
Dec 3 2014
  UCSB5135  Linanthus californicus H., J. 1934-6-1 Los Angeles San Dimas Exp. forest; Dam no. 2; sec. 1, T 1N, R 9W 792 Comment
  OBI11387  Linanthus californicus subsp. glandulosus Jay N. Holliday 1960-5-29 sn Los Angeles Chatsworth Lakeside Comment
  RSA468453  Linanthus californicus subsp. glandulosus Thekla Mohr 1897-05 1931 Los Angeles North Los Angeles. Comment
  RSA612281  Linanthus dianthiflorus L. C. Wheeler 1934-4-27 2565 Los Angeles Marshall Creek. 488 Comment
  SBBG112774  Linanthus dianthiflorus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 529 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  POM65867  Linanthus parryae H. M. Hall 1902-5-1 3049 Los Angeles Vicinity of Elizabeth Lake. 915 Comment
  UC908615  Linanthus parviflorus Margaret Stason 1927-5-14 Los Angeles Big Pines San Gabriel Mts. Comment
  UCR275029  Linanthus parviflorus Michael Honer, Mary Ann Hasskamp 2006-4-19 2208 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  UC146788  Linanthus parviflorus Orcutt 1884-7-3 1126 Los Angeles mts. n. Low. Cal.; Cotype <note on sheet pointing to Linanthus luteolus Greene annot.> Comment
  RSA400308  Linaria bipartita Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA603529  Linaria canadensis var. texana Sara L. Crockett 1997-4-2 654 Los Angeles Santa Catalina Island. 2.4 miles W along Empire Landing Road from jct. with Airport Road, 25 m S of road. 259 Comment
  RSA0022056  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  RSA221576  Lithophragma affine Arthur C. Gibson, Linda Gibson 1971-3-27 1740 Los Angeles Evey Canyon, NE of Claremont. Comment
  RSA468219  Lithophragma affine Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  JEPS43060  Lithophragma bolanderi I. W. Clokey and E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon; s face San Gabriel Range, San Dimas Canyon Comment
  SBBG133194  Lithophragma maximum E. Howe & J. Shute 2011-3-5 SERG 11 -51 Los Angeles N side of Grove Cyn Comment
  RSA439330  Lobelia dunnii var. serrata Thekla Mohr 1915-1 3002 Los Angeles Sister Elsie Trail, San Gabriel Mountains. Comment
  UCR189863  Lobelia dunnii var. serrata R. G. Swinney 1998-7-28 6511 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  UCR61250  Lobelia dunnii var. serrata R. G. Swinney 1967-7-31 199 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wildness Park, Big Dalton Canyon Comment
  UCR189264  Loeseliastrum matthewsii R. G. Swinney 1998-5-16 6066 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA0042041  Logfia gallica R. G. Swinney 2010-5-4 12492 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SBBG106290  Logfia gallica S. A. Junak 1985-5-15 SCl 74 Los Angeles rd to Pk 1603 and Camera Pad "Stone" 457 Comment
  RSA187860  Lolium rigidum R. F. Thorne 1966-6-1 36482 Los Angeles Santa Catalina Island. Opposite Bird Park, Avalon. 30 Comment
  RSA601341  Lomatium californicum Steve Boyd, Lauren Raz 1997-6-17 9952 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A., Near 34 deg 41' 08.8''N 118 deg 34' 47.7''W. 1646 Comment
  RSA0012122  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA97337  Lomatium lucidum F. W. Peirson 1925-4-23 5783 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA599327  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz 1997-3-26 9355 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SEINET6041948  Lomatium utriculatum Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Placerita Canyon. Comment
  RSA592022  Lonicera Mark Hoefs, D. Propst 1973-3-14 107 Los Angeles Santa Catalina Island: Moonstone canyon, east of Whites Landing; open canyon bottom 61 Comment
  SEINET4419199 Image available Lonicera catalinensis E. C. Knopf 1921-1 139 Los Angeles Comment
  RSA199171  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-29 37701 Los Angeles Santa Catalina Island; upper end of Avalon Canyon 152 Comment
  CAS-BOT-BC240744  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-6-19 395 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR147795  Lonicera interrupta Valerie Soza, LeRoy Gross 2000-6-13 1003 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  RSA733769  Lonicera subspicata R. G. Swinney 2000-6-19 7811 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  RSA603316  Lonicera subspicata var. denudata Scott D. White 1997-5-21 5197 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
  UC1605448  Lotus Tim Ross 1992-4-14 6182 Los Angeles San Clemente Island, eastern escarpment just below mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward Nanny Canyon; San Clemente Island, Nanny Canyon 86 Comment
  RSA515124  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 803 -3 Los Angeles San Clemente Island: Pyramid Head, S end of island 15 Comment
  RSA628822  Lotus argophyllus var. argophyllus Scott D. White 1998-6-29 6827 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
  RSA724429  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 388 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  RSA695428  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 274 Comment
  UC15560  Lotus dendroideus var. dendroideus Dr. A. Davidson 1891-1 6 Los Angeles Catalina Island Comment
  UC864898  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon Santa Catalina Island 2 Comment
  RSA0011520  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2011-6-23 5740 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UCR154139  Lotus humistratus A. C. Sanders 2005-5-11 30164 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA228891  Lotus nevadensis var. davidsonii R. F. Thorne 1971-8-25 41321 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  RSA586475  Lotus nevadensis var. davidsonii Orlando Mistretta 1995-6-20 1786 Los Angeles Bare Mountain Canyon. Head of drainge E of Pacifico mtn at end of Forest Rd 3N7E. 2073 Comment
  UCR189727  Lotus oblongifolius R. G. Swinney 1998-7-21 6478 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  UC212489  Lotus oblongifolius var. oblongifolius I. Johnston 1917-5-13 Los Angeles El Monte 121 Comment
  RSA646117  Lotus procumbens var. procumbens Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  UCR131380  Lotus purshianus Alison Lipman 1998-6-2 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  JEPS55924  Lotus salsuginosus W. L. Jepson 1920-5-3 8934 Los Angeles above Castaic Creek 975 Comment
  RSA675736  Lotus salsuginosus Scott D. White 2001-6-5 8562 Los Angeles Liebre Mountains: Grasshopper Canyon area. 427 Comment
  UC56583  Lotus salsuginosus H. M. Hall 1902-5-11 3274 Los Angeles beach at Santa Monica Santa Monica Comment
  UC440451  Lotus scoparius Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  SEINET10484473  Lotus scoparius Donald R. Bissing 1973-6-2 Bissing 131 Los Angeles Evey canyon, san gabriel mtns, low shrubby plant, green stems, yellow flowers. In chaparral on sw canyon wall .3 mi from canyon mouth. 756 Comment
  RSA0113232  Lotus strigosus R. G. Swinney 2011-3-29 14272 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
  RSA406308  Lotus strigosus Fay A. MacFadden 1931-4-10 2631 Los Angeles Tujunga Canyon Comment
  RSA674277  Lotus strigosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 712 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  SEINET9331416  Lotus strigosus Unknown 1998-4-14 5976 Los Angeles San Gabriel Mountains/Southern Mojave Desert Comment
  UCR223742  Lotus strigosus R. G. Swinney 2009-6-24 11238 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UCR49804  Lotus strigosus R. Mattoni 1996-1 s.n. Los Angeles Southern coast, El Segundo Dunes, back edge of beach just west of Los Angeles International Airport. 6 Comment
  POM9176  Lotus strigosus P. A. Munz 1920-4-21 3687 Los Angeles San Dimas Canyon. 457 Comment
  RSA592889  Lotus strigosus L. C. Wheeler 1967-4-30 9235 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UC864921  Lotus strigosus I. W. Clokey and B. C. Templeton 1930-4-8 4663 Los Angeles n of Elizabeth Lake Comment
  RSA406938  Lotus strigosus var. strigosus M. B. Dunkle 1929-4-7 2101 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA498709  Lotus strigosus var. strigosus T. W. Minthorn 1923-4-3 s.n. Los Angeles Playa del Rey. Comment
  RSA406258  Lotus unifoliolatus F. R. Fosberg 1930-7-3 451 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA596397  Lotus unifoliolatus T. S. Ross 1990-6-18 3495 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR271128  Lotus unifoliolatus var. unifoliolatus R. G. Swinney 2011-10-10 15759 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA406355  Lotus wrangelianus L. C. Wheeler 1934-3-24 2475 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA90343  Lotus wrangelianus F. W. Peirson 1918-5-5 4072 Los Angeles along road to [Brents] on the Malibu, Santa Monica Mts. Comment
  UCR11951  Ludwigia peploides P. H. Raven, H. J. Thompson 1959-10-18 14669 Los Angeles Western Transverse Range; Santa Monica Mtns., mouth of Malibu Creek, N arm of Malibu Lake 221 Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  CAS-BOT-BC201415  Lupinus albifrons var. albifrons E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring NW of Avalon on the Island rd., Santa Catalina Island 365 Comment
  RSA0061212  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042001 Los Angeles Templin Hwy off I-5. 258 Comment
  POM17024  Lupinus albifrons var. eminens P. C. Everett 1936-3-11 7715 Los Angeles Above the Wishbone, Avalon _ Isthmus Road, Santa Catalina Island. Comment
  SFV4843  Lupinus argenteus F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain. 1037 Comment
  CHSC29257  Lupinus benthamii Geraldine Brown 1977-4-11 83 Los Angeles E of Hwy 99 along roadside, 48 mi s of Bakersfield. 128 Comment
  UCR271191  Lupinus bicolor R. G. Swinney 2011-6-6 14996 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA598866  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9243 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA599345  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-3-26 9374 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA347579  Lupinus bicolor subsp. marginatus B. A. Prigge 1986-3-20 6964 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA652734  Lupinus bicolor subsp. microphyllus Harold Lint, Dunn 1948-3-10 314 Los Angeles Bonita & Irwindale, Irwindale, Comment
  RSA652105  Lupinus chamissonis G. A. Conley 1955-5-21 s.n. Los Angeles Playa Del Rey Sand Dunes. Comment
  SBBG98510  Lupinus concinnus T. Ross 1991-5-21 5398 Los Angeles where the two upper forks of Box Cyn join together 466 Comment
  RSA593825  Lupinus concinnus subsp. optatus Steve Boyd 1996-4-25 8716 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
  UCR270679  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR179959  Lupinus excubitus R. G. Swinney 1996-8-7 5206 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  UCR45021  Lupinus excubitus A. C. Sanders 1986-7-30 6833 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA755626  Lupinus excubitus var. austromontanus R. G. Swinney 2008-7-15 9204 Los Angeles Winston Peak. 2275 Comment
  RSA653051  Lupinus excubitus var. hallii A. C. Sanders, D. Malueg 1998-6-24 22060 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limit, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  UCR191285  Lupinus formosus T. B. Salvato 2008-4-22 3317 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  UC1129469  Lupinus formosus var. robustus A. D. Gifford 1935-4-11 362 Los Angeles 3 mi sse Manzana; Tejon Quadrangle Comment
  UC1587165  Lupinus guadalupensis Tim Ross 1991-5-21 5416 Los Angeles sw side San Clemente Island (upper reaches Box Canyon); , upper reaches Box Canyon 403 Comment
  POM2496  Lupinus hirsutissimus C. F. Baker 1904-4-1 4096 Los Angeles Claremont. Comment
  RSA0087086  Lupinus hirsutissimus R. G. Swinney 2010-3-18 11975 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA187904  Lupinus hirsutissimus Robert F. Thorne 1966-4-5 35866 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  RSA598252  Lupinus hirsutissimus R. G. Swinney 1989-4-1 s.n. Los Angeles in and near Glendora Wilderness Park ; Big Dalton Canyon. 428 Comment
  RSA642707  Lupinus latifolius var. parishii Orlando Mistretta 1992-7-13 698 Los Angeles Los Pinetos Spring Canyon Trail. Comment
  SEINET10485607  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SBBG69056  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  SBBG69058  Lupinus microcarpus var. densiflorus R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  UCR102532  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 1997-3-6 1358 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  SBBG114155  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  UCSB31760  Lupinus peirsonii Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA765191  Lupinus sparsiflorus Justin M. Wood 2010-5-10 1594 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  RSA600237  Lupinus succulentus L. C. Wheeler 1936-4-12 4094 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  SFV1916  Lupinus succulentus K. A. Wilson 1961-3-1 887 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Highway. 300 Comment
  UC537064  Lupinus succulentus P. A. Munz 1934-4-2 13147 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  SEINET10936772  Lupinus succulentus Mayer 1974-4-10 Mayer 147 Los Angeles N side of bouquet canyon rd, ca 1/4 mi ne of intersection with vasquez canyon Rd. Comment
  UCR172777  Lupinus truncatus Wayne Law, Jun Hu 2000-4-30 06 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UCR65529  Lupinus truncatus Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 795- 5 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  RSA414393  Lupinus truncatus H. de Forest 1932-3-5 14974 Los Angeles Santa Monica Moutains, Trabuco Canyon. Comment
  LA209638  Lycium andersonii A. M. Johnson; 1932-4-17 3978 Los Angeles 6 mi. W of Palmdale Comment
  CAS-BOT-BC233478  Lycium californicum C. G. Pringle 1882-3-31 s.n. Los Angeles Wilmington Comment
  RSA3571  Lycium californicum Carl B. Wolf 1932-5-12 3584 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  SEINET4098753  Lycium californicum M. B. Dunkle 1940-1 7418 Los Angeles West end, Santa Barbara Island. Comment
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Feb 10 2015
  UC114309  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1899-8-25 Los Angeles San Clemente Island Comment
  RSA3867  Lyonothamnus floribundus subsp. floribundus L. R. Abrams, Wiggins 1931-7-4 320 Los Angeles White's Landing, Santa Catalina Island. Comment
  SBBG13643  Lyonothamnus floribundus var. floribundus P. H. Raven 1962-5-20 17786 Los Angeles above Whites Landing on Airport Rd 426 Comment
  SBBG95396  Lyonothamnus floribundus var. floribundus M. B. Dunkle 1928-5-20 1962 Los Angeles head of Swain's (Swain) Cyn 396 Comment
  UCR149509  Machaeranthera canescens R. G. Swinney 1997-7-14 5679 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  SBBG105549  Madia elegans T. S. Ross, S. Boyd 1944-5-4 7659 Los Angeles NE summit of Grass Mtn 1383 Comment
  CAS-BOT-BC344384  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. Roadside, W. side of Fourth O' July Cove 30 Comment
  CAS-BOT-BC343066  Madia gracilis L. R. Abrams 1901-6-4 1710 Los Angeles Las Tunas Canon [La Tuna Canyon], S. Monica Mts Comment
  RSA618596  Madia gracilis L. C. Wheeler 1967-5-18 9639 Los Angeles Placerita Canyon 518 Comment
  RSA669290  Madia gracilis LeRoy Gross, Naomi Fraga 2002-5-10 538 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road. 476 Comment
  RSA770902  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  SBBG117109  Madia gracilis S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1574 Los Angeles Black Jack Rd, ca. 0.15 mi from jct with Airport Rd, ca. 0.34 mi N of Black Jack summit, on N side of ridge below Black Jack Pk 402 Comment
  UCR213778  Madia gracilis Scott D. White, Justin M. Wood 2009-5-6 12648 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA547453  Madia gracilis Timothy S. Ross 1992-5-17 6384 Los Angeles E Fork of the San Gabriel River, Heaton Flat area; 18 degrees NNE, 425 m distant from East Fork Station 624 Comment
  RSA495626  Maianthemum stellatum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 330 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  RSA659859  Malacothamnus davidsonii Orlando Mistretta 1992-8-17 751 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  UC1303155  Malacothamnus davidsonii C. B. Wolf 1932-9-15 4076 Los Angeles ca 0.5 mi s San Fernando (2 blocks e of San Fernando Rd on Vaughn Ave); San Fernando Valley 304 Comment
  CAS-BOT-BC206236  Malacothamnus fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  RSA433323  Malacothamnus fasciculatus Holly C. Forbes 1932-7-17 15578 Los Angeles Lytle Creek Canon. Comment
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Dec 22 2013
  RSA6001  Malacothamnus fasciculatus Carl B. Wolf 1932-10-5 4240 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  UCR281821  Malacothamnus fasciculatus var. catalinensis Mitch Provance, Scott Duff 2017-6-29 617- 58 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  UCR89393  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-3 5391 Los Angeles Channel Islands, Santa Catalina Island, E side of Black Jack Mtn. at start of road to White's Landing. 412 Comment
  CAS-BOT-BC206372  Malacothamnus fremontii Timothy S. Ross; Steve Boyd 1990-6-18 3498 Los Angeles 1500 m due N of Jackson Lake, betwen the Boulder Canyon and Mescal Creek drainages, Ball Flat - San Gabriel Mountains 1767 Comment
  RSA617466  Malacothamnus fremontii Scott D. White, Sandy Leatherman 1998-6-4 6636 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between I-5 Fwy./Old Ridge Route and the lake. 427 Comment
  RSA730307  Malacothamnus fremontii R. G. Swinney 1998-9-4 6899 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA617468  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6758 -A Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCR75299  Malacothrix Scott D. White 1992-10-8 901 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), 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
  UCR271967  Malacothrix clevelandii R. G. Swinney 2011-5-31 14889 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR131450  Malacothrix saxatilis Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  CAS-BOT-BC347924  Malacothrix saxatilis var. tenuifolia Louis Wheeler 1932-10-7 1424 Los Angeles U.C.L.A. Campus, W Los Angeles 137 Comment
  CAS-BOT-BC347946  Malacothrix saxatilis var. tenuifolia John I. Carlson 1918-5-10 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CLARK-A1528-2010  Malacothrix saxatilis var. tenuifolia John C. Roos 1942-10-3 1739 Los Angeles Westwood Village Comment
  UCR253907  Malacothrix saxatilis var. tenuifolia Mitch Provance 2009-6-24 0609- 1 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  RSA226157  Malosma laurina Gary D. Cromwell, David Wheat 1971-5-23 684 Los Angeles San Gabriel Mountains, Angeles National Forest: Mystic Canyon, 2 miles NE of Glendora. Comment
  CAS-BOT-BC540139  Malus pumila Timothy S. Ross; Steve Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Planttion: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit; San Gabriel Mountains Acton USGS 7.5' quadrangle 1767 Comment
  SD85106  Malva assurgentiflora E. R. Blakley 1961-9-23 4639 Los Angeles Santa Catalina; Bird Rock, 0.5 mile offshore from Isthmus Harbor. 6 Comment
  RSA188258  Malva parviflora Robert F. Thorne 1966-4-29 36294 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 198 Comment
  RSA598932  Malva parviflora Scott D. White 1997-3-12 4751 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SDSU8128  Malva parviflora Gerald Collier 1951-4-17 304 Los Angeles 11621 Mavfeilo Ave, L.A 49. Comment
  CAS-BOT-BC8190  Malvastrum catalinense Alice Eastwood 1917-7-20 6440 Los Angeles Santa Catalina Island Comment
  SBBG12258  Malvella leprosa P. H. Raven 1962-7-10 17956 Los Angeles N of a point W of Wall 2 30 Comment
  RSA5871  Malvella leprosa Carl B. Wolf 1932-9-16 4122 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east & 1400 ft south of NW corner of NE/4, S2. 3 Comment
  UCR118960  Marah macrocarpa David Charlton 1989-4-30 2969 Los Angeles San Gabriel Mtns., Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  UCR271473  Marah macrocarpa R. G. Swinney 2011-5-3 14575 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCSB9117  Marah macrocarpa Philbrick, Ralph 1953-3-3 Los Angeles In a Claremont wash 304 Comment
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  RSA584045  Marah macrocarpa var. macrocarpa T. S. Ross 1992-4-21 6222 b Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  RSA649615  Marah macrocarpa var. macrocarpa Lori Ackerman, Gerald Braden 1988-4-22 12 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UCR256845  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA200588  Marrubium vulgare Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4547 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  POM266319  Matricaria matricarioides J. C. Roos 1942-3-23 1089 Los Angeles Zonal St. Comment
  UCD115960  Matthiola incana Daryl Koutnik 1978-3-30 s.n. Los Angeles Dockweiler Beach, south of Ballona Creek. 15 Comment
  RSA133740  Medicago polymorpha Peter H. Raven 1959-4-4 13951 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  SBBG133373  Medicago polymorpha J. Lambert, S. McDonough 2005-4-6 Bot 53 -05 Los Angeles Swat 2 near roadside 16 Comment
  UCR182674  Medicago polymorpha R. G. Swinney 1998-4-13 5960 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  LA200486  Medicago polymorpha Louis Wheeler; 1934-2-2 2368 Los Angeles Santa Monica Mountains, Elysian Park 121 Comment
  SBBG91455  Medicago sativa M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  UCR115334  Melaleuca citrina A. C. Sanders 1988-2-18 7686 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
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Jun 5 2006
  POM213745  Melampodium perfoliatum Walter E. Haag 1935-11-1 s.n. Los Angeles Near Rio Hondo near Whittier Comment
  CAS-BOT-BC281496  Melica imperfecta H. E. Hasse 1891-4-1 s.n. Los Angeles Near Santa Monica Comment
  UCD88101  Melica imperfecta Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  RSA0062838  Melilotus albus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6761 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG3744  Melilotus indicus E. R. Blakley 1963-4-10 5597 Los Angeles 1 mi S of Avalon 30 Comment
  UCR93323  Melilotus indicus Scott D. White 1996-5-15 4040 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  SD37259  Melilotus indicus Edith A. Purer 1931-3-8 1021 Los Angeles Los Angeles Comment
  RSA656766  Mentha Valerie L. Soza, Laura Moore 2000-6-14 1008 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  RSA502804  Mentha aquatica Tim S. Ross, Annette Ross 1989-9-20 1777 Los Angeles San Antonio Canyon west of Spring Hill in the canyon. 976 Comment
  RSA0045375  Mentzelia Gary D. Wallace, M. Wallace 1983-5-20 2078 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA225991  Mentzelia dispersa Robert F. Thorne, C. W. Tilforth 1971-6-29 40678 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  SBBG98857  Mentzelia laevicaulis E. R. Blakley 1991-11-20 7465 Los Angeles Canton Cyn, NE of Piru Lake 609 Comment
  RSA440461  Mentzelia laevicaulis G. R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 457 Comment
  SEINET3155019  Mentzelia micrantha Brandegee 1889-1 sn Los Angeles Santa Catalina Island Comment
  UC1279994  Mentzelia micrantha Peter H. Raven, H. L. Wedberg 1957-6-15 10906 Los Angeles 8 mi n U.S. 101A; Santa Monica Mountains, Latigo Canyon Comment
  UCR256218  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UC1870306  Mentzelia micrantha LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Near 34.19205N, 118.26961 393 Comment
  RSA0060683  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 Los Angeles Bob s Gap, 3.2 miles south of Hwy 138 on east side of Bob s Gap Road. 1223 Comment
  RSA0121622  Mentzelia veatchiana Pam De Vries 2013-4-3 7835 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.0 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1042 Comment
  SEINET6944409  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  CAS-BOT-BC435237  Mesembryanthemum crystallinum I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  CATA1163  Mesembryanthemum nodiflorum Mark L. Hoefs 1995-5-30 2156 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA402620  Mesembryanthemum nodiflorum M. B. Dunkle 1928-4-9 1812 Los Angeles Emerald Bay, Santa Catalina Island. Comment
  RSA705035  Mesembryanthemum nodiflorum Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2095 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  SBBG77692  Mesembryanthemum nodiflorum unknown -Jun-1890 Los Angeles Santa Catalina Island Comment
  SD2089  Micranthes californica Ruth B. Randall August 1928 280 Los Angeles Big Tujunga Canyon Comment
  POM50177  Microseris douglasii subsp. douglasii L. R. Abrams 1901-04 1255 Los Angeles Santa Monica Mountains Comment
  RSA251536  Microseris elegans R. F. Thorne 1973-4-11 42819 -b Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA251538  Microseris heterocarpa R. F. Thorne 1973-4-11 42820 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA205580  Microseris lindleyi R. G. Swinney 2008-5-12 8836 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR195298  Microseris lindleyi Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1180 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue to ridgetop, north of McDonald Creek 396 Comment
  RSA439244  Mimulus aurantiacus M. V. Hood 1939-5-30 s.n. Los Angeles Aliso Canyon. 1524 Comment
  RSA82097  Mimulus aurantiacus F. W. Peirson 1919-5-18 434 Los Angeles Hills east of Monrovia Canyon 457 Comment
  SDSU10744  Mimulus aurantiacus R. M. Beauchamp 1967-6-3 563 Los Angeles On rocky outcropping on north side of canyon south of Thirst. San Clemente Island. Comment
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May 16 2008
  UCR178380  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 Los Angeles Transverse Ranges: San Rafael hills, (Verdugo Mountains Flora), Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south 357 Comment
  HSC20648  Mimulus aurantiacus var. pubescens C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  UCR209055  Mimulus aurantiacus var. pubescens Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UC886121  Mimulus brevipes Alice Eastwood 1906-6-1 116 Los Angeles country adjacent to Los Angeles; Laurel Canyon Comment
  RSA0011227  Mimulus brevipes Cook 1905-5-19 s.n. Los Angeles Coble [Cobal] Canyon, Claremont. 457 Comment
  RSA420986  Mimulus brevipes Bonnie C. Templeton 1936-05 1219 Los Angeles Near Chatsworth. Comment
  CATA1669  Mimulus cardinalis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2960 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  RSA126683  Mimulus cardinalis H. J. Thompson 1959-5-24 1983 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon. 46 Comment
  UCSB7512  Mimulus cardinalis Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon; San Gabriel Mts 701 Comment
  UCR108192  Mimulus constrictus Steve Boyd, Laura A. Moore, R. K. Brummitt 1998-5-26 10230 Los Angeles Liebre Mtns, Warm Springs Mtn, knoll NW of summit along road into Necktie Basin. 1134 Comment
  RSA776481  Mimulus floribundus Jane Tirrell 2011-7-25 LS- 31 Los Angeles Little Jimmy Springs 2260 Comment
  UCR178624  Mimulus floribundus R. G. Swinney 1989-6-25 s.n. Los Angeles Eastern San Gabriel Mtns, in and near Glendora Wilderness Park; in Little Dalton Debris Basin 366 Comment
  RSA724664  Mimulus floribundus K. Dobry 1992-10-25 d- 1092 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA0091345  Mimulus guttatus R. G. Swinney 2011-5-12 14710 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Cyn. 1195 Comment
  RSA0105039  Mimulus guttatus R. G. Swinney 2011-4-26 14471 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  SEINET12269983  Mimulus longiflorus J. F. Bright, Wyman, C. 1931-1 5513 Los Angeles Mt. Wilson Comment
  RSA0011603  Mimulus parishii Orlando Mistretta, Christine Mistretta 2011-6-14 5688 Los Angeles N edge of San Gabriel Mountains, 1.3 air miles N of Aliso Cyn Rd, 2.3 air miles S of Vincent, 0.8 miles W of Angles Forest Hwy. 1108 Comment
  RSA233209  Mimulus pilosus Robert F. Thorne 1969-7-2 38277 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA336103  Mimulus pilosus Robert F. Thorne 1971-6-17 39915 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  RSA589066  Mimulus pilosus Orlando Mistretta 1994-6-6 1330 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  UCR189844  Mimulus rubellus R. G. Swinney 1998-7-14 6455 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  RSA603730  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains: Depression Wickiup Creek. 1364 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
  RSA701177  Minuartia douglasii Michael Wall 1996-6-8 154 Los Angeles Angeles NF, Hwy N-3, N-facing talus slope 2.7 mi N of Hwy 2 Angeles Crest Hwy. Comment
  CAS-BOT-BC434632  Mirabilis laevis var. crassifolia John H. Thomas 1957-4-27 6676 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica. 60 Comment
  POM749  Mirabilis laevis var. crassifolia P. A. Munz 1918-4-16 2064 Los Angeles Claremont. Comment
  SD153089  Mirabilis laevis var. crassifolia Steven A. Junak 1997-2-25 SCI 727 Los Angeles San Clemente Island. West side of island, just south of Benchmark 516 and Camera Pad Bud 3. 152 Comment
  CAS-BOT-BC219912  Monardella breweri subsp. glandulifera LeRoy Abrams 1902-7-7 2662 Los Angeles Glendora Comment
  SD46650  Monardella exilis P. C. Everett, E. K. Balls 1956-5-9 21571 Los Angeles 5.2 miles north of Los Angeles-Kern Co. line, along Highway 6. 730 Comment
  UCSB41716  Monardella exilis Collins, Elizabeth 1977-5-21 Los Angeles Lovejoy Butte, .3 miles north of Palmdale Blvd. at 158th St. east Comment
  RSA408590  Monardella lanceolata var. lanceolata D. S. Krause 1939-07 s.n. Los Angeles Foothills above Pasadena Comment
  RSA293435  Monardella linoides subsp. erecta R. C. Bacigalupi 1958-7-21 2210 Los Angeles North face of Kratka Ridge (Upper slopes of Little Rock Creek Canyon) about 1 mile west of Cedar Springs. Angeles National Forest. 2073 Comment
  CAS-BOT-BC220433  Monardella saxicola Louis C. Wheeler 1936-6-22 4174 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 822 Comment
  RSA719753  Monardella saxicola R. G. Swinney, D. W. Larson 1996-7-17 5152 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, S base of Culver Peak, about 0.3 mil (airline) W of head of Cat Canyon 1585 Comment
  UCR96140  Monolopia lanceolata B. G. Pitzer 1996-4-21 2716 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA252918  Monoptilon bellidiforme R. F. Thorne, C. W. Tilforth 1973-4-20 43062 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  POM50440  Mucronea californica var. suksdorfii L. R. Abrams 1899-07 213 Los Angeles Ballona Harbor Comment
  CATA3532  Muhlenbergia asperifolia Peter J. Dixon 2017-9-13 099 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, in drainage between beach and road crossing, moist canyon bottom 0 Comment
  UC818982  Muhlenbergia asperifolia Louis C. Wheeler 1932-8-2 1107 Los Angeles N. Fork San Gabriel River San Gabriel Mts. 1432 Comment
  UCR281428  Muhlenbergia californica R. G. Swinney 2011-11-1 15975 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA739661  Muhlenbergia microsperma John Dittes 2006-6-4 1393 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Raod, 2.3 ir miles NW of chatsworth Highchool, 0.9 air mile W of Topanga Blvd, 0.8 air mile ENE of Santa Susana Pass 381 Comment
  UCR152465  Muhlenbergia microsperma A. C. Sanders, Lee Jones 2005-4-8 29325 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA13824  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  RSA586172  Muhlenbergia rigens Orlando Mistretta 1995-10-2 1943 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  UC1537187  Muilla coronata Gordon H. True 1935-3-27 165 Los Angeles flats near Belleview School (4 mi nw of Palmdale) 792 Comment
  UC1577336  Muilla maritima Baki Kasapligil 1960-4-11 3223 Los Angeles slopes near dam; Little Rock Canyon 1127 Comment
  CAS-BOT-BC243701  Myoporum laetum Timothy S. Ross; Angelika Brinkmann-Busi 1992-3-28 6058 Los Angeles Rancho Palos Verdes, lower Altamira Canyon, first small canyon NW of Portuguese Point, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 15 Comment
  UCR182714  Myoporum laetum R. G. Swinney 1998-2-16 5893 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  RSA603318  Myriophyllum spicatum Scott D. White 1997-5-21 5195 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
  SEINET12290166  Myrtaceae W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  UC24131  Nama californica Dr. A. Davidson May, 1895 Los Angeles Lancaster Comment
  RSA650344  Narcissus papyraceus Paul King 1949-2-17 s.n. Los Angeles Found near Orange Grove facing north on Cyprus going towards San Dimas. 213 Comment
  SBBG77211  Nassella cernua F. R. Fosberg 1931-3-19 4308 Los Angeles Hamilton Cyn near Avalon 10 Comment
  UC121718  Nassella cernua H. E. Hasse 1895-4-8 Los Angeles Santa Monica Range Comment
  SBBG132165  Nassella cernua S. A. Junak, B. Collins 1991-4-24 SCI 162 Los Angeles upper part of Eel Point grade 198 Comment
  RSA431555  Nasturtium officinale Samuel R. Tyson 1942-5-21 s.n. Los Angeles San Antonio Canyon Comment
  RSA774842  Nasturtium officinale R. G. Swinney 2009-6-12 11149 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
  JEPS123339  Navarretia David Gowen with Leigh Johnson 2010-5-11 1106 Los Angeles Paramount Ranch in the Santa Monica Mountains. Comment
  SBBG98198  Navarretia hamata C. B. Wolf 1932-5-11 3547 Los Angeles W side of Isthmus Harbor 15 Comment
  RSA723067  Navarretia hamata subsp. hamata LeRoy Gross 2007-5-16 2735 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  RSA3735  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island. Equestrian Trail back of Avalon. 259 Comment
  UC856872  Navarretia hamata subsp. leptantha L. W. Nuttall 265 Los Angeles Santa Catalina Island Comment
  UCR95534  Navarretia setiloba J. M. Porter, J. T. Columbus, G. dos Santos 1996-6-5 10913 Los Angeles Transverse Range, c. 2 mi north of Solemint, just off Arline Road, 2 mi from intersection with Sierra Hwy 610 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
  SBBG69604  Nemacladus sigmoideus R. Hoffmann 1929-5-7 Los Angeles Palmdale Comment
  JEPS31041  Nemacladus sigmoideus W. P. and A. G. Vestal 1963-5-22 63530 .2 Los Angeles ca 6 mi wsw Big Pines (n slope of San Gabriel Mts.); San Gabriel Mts. 1584 Comment
  UCSB31759  Nemophila maculata Risk, Paul 1963-5-15 Los Angeles Descanso Gardens; Native Plant section Comment
  RSA421317  Nemophila menziesii Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA570175  Nemophila menziesii var. integrifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4789 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SD227722  Nerium oleander Scott D. White 1997-5-14 5137 Los Angeles Big Tujunga Wash: Sunland-Tujunga area: alluvial fan below San Gabriel Mts. SW of I-210 Freeway, E of Hansen Dam and N of Wentworth St. 334 Comment
  RSA578653  Nicolletia occidentalis Timothy S. Ross, J. Mark Porter 1994-5-1 7613 b Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  POM153285  Nicotiana attenuata Philip A. Munz, I. M. Johnston 1928-9-4 11129 Los Angeles Saugus. 366 Comment
  RSA426789  Nicotiana glauca M. V. Hood 1939-4-28 s.n. Los Angeles San Francisquito Canyon. 305 Comment
  LA81975  Nicotiana quadrivalvis O. H. Kappler; 1944-5-21 626 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 152 Comment
  SEINET10696843  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3977 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCR94679  Nitrophila occidentalis A. C. Sanders, E. J. Lott 1993-5-6 13988 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  JEPS11303  Nuttallanthus texanus Frank W. Peirson 1918-6-12 187 Los Angeles San Gabriel Mountains, Foothills e of Rubio Canyon Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA145515  Oenothera avita subsp. avita William M. Klein, R. K. Benjamin 1960-4-21 1415 Los Angeles Along the Goffs-Ivanpah road 12 miles north-west of Goffs. Comment
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Feb 6 2009
  RSA730257  Oenothera californica subsp. californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns.: ridge extending west from Big John Peak, above Big John Flat 1799 Comment
  UC129099  Oenothera deltoides subsp. cognata H. M. Hall and H. P. Chandler 1906-6-11 7386 Los Angeles near Lancaster Comment
  RSA0091980  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-30 15414 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UC1007153  Oenothera glazioviana P. A. Munz 1938-6-15 15243 Los Angeles Claremont Comment
  POM11816B  Oligomeris linifolia George B. Grant 1902-7-20 1178 Los Angeles Santa Monica. Comment
  RSA187761  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  UC72696  Oligomeris linifolia Geo. B. Grant July, 1902 869 Los Angeles Santa Monica Comment
  RSA0097628  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  SEINET9037779 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18405 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  SEINET9037784 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  UCR205610  Opuntia basilaris var. brachyclada R. G. Swinney 2008-5-13 8850 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  POM311451A  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
  CAS-BOT-BC56847  Opuntia littoralis L. R. Abrams; I. L. Wiggins 1931-7-6 384 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA459614  Opuntia littoralis Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA0010381  Opuntia semispinosa D. Griffiths 1911-9-22 10353 Los Angeles San Pedro Comment
  SEINET10828673  Orcuttia californica Bellue 1944-1 Los Angeles Comment
  RSA670403  Orobanche californica subsp. feudgei Bonnie C. Templeton 1932-5-31 4850 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
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Nov 15 2008
  RSA0092531  Orobanche fasciculata R. G. Swinney 2011-6-22 15249 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
  RSA0078534  Orobanche parishii subsp. parishii Anonymous 1920-05 s.n. Los Angeles Claremont. Comment
  RSA401970B  Orthocarpus densiflorus T. S. Clare 1929-3-17 13720 Los Angeles Topanga Canyon. Comment
  SEINET10954059  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2646 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  UC1476940  Osmorhiza brachypoda Porter P. Lowry, II 1979-3-17 1482 Los Angeles off of San Antonio Canyon (n of Claremont, ca 1/2 mi up gravel road from main road); San Gabriel Mountains, Evey Canyon 750 Comment
  UCR258734  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA392903  Oxytheca parishii var. parishii Bonnie C. Templeton 1932-8-25 5098 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  UCR146457  Oxytheca parishii var. parishii Orlando Mistretta 1992-8-28 783 Los Angeles Transverse Ranges; San Gabriel Mtns., Mt. Gleason Management Unit, Angeles National Forest, Tujunga Ranger District 1814 Comment
  SEINET11982647  Paeonia brownii Unknown 1933-1 8164 Los Angeles near Hollywood Comment
  CAS-BOT-BC121162  Paeonia californica LeRoy Abrams 1901-4-3 1265 Los Angeles Santa Monica Mountains 274 Comment
  UCD88153  Panicum antidotale P. B. Dickey 1939-7-26 711 Los Angeles Lompoc. From Hollister plots. 853 Comment
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Oct 3 2016
  RSA0091327  Panicum capillare R. G. Swinney 2011-6-30 15382 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA756352  Parietaria judaica A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37181 Los Angeles Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  UCD108117  Parkinsonia aculeata J. H. Barber 1896-10-25 38 Los Angeles Santa Monica Forestry Station. Comment
  UCR125428  Pectocarya anisocarpa A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25713 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  UC1601729  Pectocarya ferocula H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  UC1870256  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-7 756 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  RSA526578  Pectocarya linearis subsp. ferocula Tim Ross 1991-3-24 4312 Los Angeles Whittier Hills. 311 Comment
  SEINET13297615 Image available Pectocarya penicillata R. G. Swinney 2011-1 14299 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. (Palmdale 7.5' Q.) 890 Comment
  RSA728993  Pectocarya setosa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1979 Los Angeles Fort Tejon Road. Comment
  UC1178540  Pectocarya setosa Peter Kamb 1948-5-6 935 Los Angeles above, in desert foothills Little Rock; San Gabriel Mountains 975 Comment
  UC1537391  Pectocarya setosa Gordon H. True Jr. 1936-3-21 280 Los Angeles 7 mi w Palmdale; Bouquest Canyon 944 Comment
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Apr 25 2012
  RSA579324  Pedicularis semibarbata Tim S. Ross 1994-5-31 7965 Los Angeles Pacifico Mt.: ca 530m due W of the 7124 ft. summit; low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
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Jan 30 2018
  UCR256265  Pedicularis semibarbata R. G. Swinney 2010-10-13 14044 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  CAS-BOT-BC67718  Pellaea andromedifolia George B. Grant 1904-5-17 918 Los Angeles Mt. Wilson Comment
  SBBG20544  Pellaea andromedifolia E. R. Blakley 1963-12-7 6351 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UC399514  Pellaea andromedifolia C. F. Millspaugh 1920-1-9 4559 Los Angeles Avalon Canyon; Santa Catalina Isl Comment
  RSA329734  Pellaea andromedifolia var. andromedifolia Gary D. Wallace 1966-3-25 211 Los Angeles San Gabriel Mountains: Millard Canyon north of Pasadena. 915 Comment
  SEINET4044540  Pellaea mucronata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR210523  Pellaea mucronata R. G. Swinney 2008-11-30 9893 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  POM175387  Pellaea mucronata subsp. californica West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  LA94172  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-26 1798 Los Angeles SANTA MONICA MOUNTAINS, Garapito Creek, ca 1 mi E of Topanga Canyon Rd. 396 Comment
  UC399528  Pellaea mucronata var. mucronata R. S. Norris April, 1893 Los Angeles Fern Canyon; Catalina Isl Comment
  JEPS15171  Penstemon centranthifolius A. Lewis Feb 1934 269 Los Angeles San Francisquito Canyon Angeles Nat. For., Elizabeth Lake Quad., San Francisquito Ca (Angeles National Forest) Comment
  UCSB18468  Penstemon centranthifolius Lakatos, Susie 1964-3-28 Los Angeles fire road behind Topanga Elementary School; 4.3 miles on Topanga Canyon Blvd. from intersection with U.S. Highway 101 Comment
  RSA0078385  Penstemon grinnellii R. G. Swinney 2010-10-8 14008 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA774858  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles summit of Granite Mountain 1988 Comment
  UC219121  Penstemon grinnellii G. B. Grant 1904-6-26 Los Angeles Mt. Lowe Mt. Lowe (Southern California) Comment
  UCR190892  Penstemon grinnellii R. G. Swinney, Cody Clarke 2001-6-20 7996 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA660505  Penstemon grinnellii subsp. grinnellii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 8 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA408093  Penstemon heterophyllus var. australis H. L. Bauer 1932-5-1 16801 Los Angeles Calabasas. Comment
  RSA701153  Penstemon rostriflorus Valerie L. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 s.n. Los Angeles Along Sunset Ridge Fire Road 2N07.1, NW side of Sunset Peak. Comment
  RSA401799  Penstemon spectabilis H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  NY661196  Penstemon spectabilis var. spectabilis F. W. Pennell 1940-5-3 25302 Los Angeles Route 66, Claremont 701.0 Comment
  UCR270965  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 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
  RSA0066312  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1024 Comment
  CAS-BOT-BC71665  Pentagramma triangularis subsp. triangularis Timothy S. Ross; Steve Boyd 1994-5-4 7681 Los Angeles Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  LA33801  Pentagramma triangularis subsp. triangularis Henry J. Thompson; 1959-3-31 1915 Los Angeles SANTA MONICA MOUNTAINS, 1.2 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell. 396 Comment
  UC223689  Pentagramma triangularis subsp. triangularis C. F. Millspaugh 1920-1-10 4567 Los Angeles 1/2 mi beyond the summit; Santa Catalina Isl Comment
  UC1400391  Perideridia pringlei Robert F. Thorne 1973-5-11 43574 Los Angeles along Mt. Emma Rd 10 mi w Little Rock Creek (below the dam); San Gabriel Mts., Mohave Desert slope 1036 Comment
  HSC35978  Peritoma arborea Thomas W. Nelson, Jane Nelson, James Nelson 1975-8-19 2176 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  LA94326  Peritoma arborea Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  CAS-BOT-BC73770  Peritoma arborea var. arborea Reid Moran 1941-3-2 668 Los Angeles Santa Catalina Island - south of Wilson's Harbor Comment
  RSA177786  Perityle emoryi R. F. Thorne, Percy C. Everett 1965-5-11 34527 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  UC24309  Phacelia bicolor var. bicolor Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  RSA0098824  Phacelia brachyloba R. G. Swinney 2011-6-14 15142 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CLARK-A1528-2997  Phacelia cicutaria subsp. hispida John C. Roos 1947-5-4 3603 Los Angeles Pomona Comment
  CATA631  Phacelia cicutaria var. hispida Mark L. Hoefs 1991-4-16 1091 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  RSA594986  Phacelia cicutaria var. hispida Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2380 Los Angeles Parsons Landing, Santa Catalina Island. 3 Comment
  RSA658859  Phacelia cicutaria var. hispida J. C. Roos 1947-5-17 3627 Los Angeles Placerita Canyon east of Newhall. Comment
  UC1400328  Phacelia cicutaria var. hispida Robert F. Thorne 1973-4-12 42953 Los Angeles Pyramid Cove San Clemente Island (s end of island, on dry bed of small stream) 3 Comment
  UCR205082  Phacelia cicutaria var. hispida R. G. Swinney 2008-4-10 8629 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  UCR272839  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14937 B Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  JEPS2194  Phacelia cicutaria var. hispida F. W. Peirson 1918-6-1 161 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA611770  Phacelia cicutaria var. hispida Louis C. Wheeler 1934-4-24 2557 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA701180  Phacelia cicutaria var. hispida Walter Wisura 2003-6-30 5169 Los Angeles Evey Canyon. Comment
  SD38326  Phacelia cicutaria var. hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Milibou Road, Santa Monica Mountains. Comment
  UCR208929  Phacelia cicutaria var. hubbyi M. B. Dunkle 1933-4-19 3306 Los Angeles South Coast, Palos Verdes Hills 450 Comment
  RSA725085  Phacelia cryptantha Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -5 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA756901  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UC1563057  Phacelia curvipes Steve Boyd and Orlando Mistretta 1986-3-31 1560 Los Angeles Hwy 138 4 mi e jct w/Hwy 18 (ne of Pinyon Hills); Mojave Desert Comment
  JEPS34133  Phacelia davidsonii L. R. Heckard, and R. Bacigalupi, G. T. Robbins 1953-6-15 506 Los Angeles 1 1/2 mi below (west of) the summit of Mount Gleason (on Mendenhall Ridge Forest Service Road); , Mendenhall Ridge Forest Service Road Comment
  RSA660086  Phacelia davidsonii Orlando Mistretta 1992-5-25 431 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA0085090  Phacelia distans R. G. Swinney 2010-3-30 12106 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA0091723  Phacelia distans R. G. Swinney 2011-4-20 14442 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA680103  Phacelia distans LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 884 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA650592  Phacelia distans T. Sargent 1959-4-12 s.n. Los Angeles Baldy Road 1mi. E. of Padua Hills. Comment
  RSA601336  Phacelia egena Steve Boyd, Lauren Raz 1997-6-17 9958 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  RSA0061139  Phacelia fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6844 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA252916  Phacelia fremontii Robert F. Thorne 1973-4-20 43055 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA597269  Phacelia fremontii Tim S. Ross 1990-6-18 3514 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  SBBG125856  Phacelia fremontii A. Parikh, N. Gale 2010-6-2 3249 Los Angeles Sierra Pelona, 3.9 km W of State Hwy 14, 2.1 km SW of California Aqueduct; E Liebre Mts 1114 Comment
  UCR256607  Phacelia fremontii Anuja Parikh, Nathan Gale 2011-6-10 3444 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.3 km north of Aliso Canyon Road 1170 Comment
  RSA678204  Phacelia grandiflora Valerie L. Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  SEINET3158164  Phacelia hispida G. B. Grant sn Los Angeles Pasadena Comment
  POM3745  Phacelia imbricata subsp. imbricata D. L. Crawford 1915-7-10 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA191139  Phacelia imbricata subsp. imbricata Robert F. Thorne 1967-6-25 37108 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  UCR142538  Phacelia imbricata subsp. patula Orlando Mistretta 1993-5-10 838 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Rock Creek, Big Rock Creek Rd. just before the confluence of N and S Forks 1326 Comment
  RSA587084  Phacelia longipes Orlando Mistretta 1995-5-23 1722 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West side tributary drainage NE of Pacifico Mtn. 1616 Comment
  RSA660220  Phacelia longipes Fred Brooks 1988-5-7 38 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UC1375364  Phacelia lyonii C. Davidson 1971-5-8 1532 Los Angeles White's Landing Catalina Island Comment
  UC57034  Phacelia minor Ernest Braunton 1902-5-5 353 Los Angeles Glendora Comment
  UCR259361  Phacelia minor R. G. Swinney 2010-4-20 12287 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0106858  Phacelia mohavensis R. G. Swinney 2011-7-29 15575 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  SD237475  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles San Gabriel Mountains: Waterman Mountain (Waterman Mountain 7.5'Q) 2412 Comment
  RSA658522  Phacelia parryi Diane Elliott 1985-4-26 15 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA0115996  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  POM3700  Phacelia ramosissima var. latifolia M. Hitchcock 1918-7-28 19 Los Angeles Pacoima Canyon. Comment
  RSA763657  Phacelia tanacetifolia Doris Bowers 1974-4-4 2169 Los Angeles Slope below Vista Grande School, Palos Verdes Pen. 244 Comment
  POM263275  Phacelia viscida J. C. Roos 1937-7-7 404 Los Angeles On earth fill, La Crescenta Comment
  SBBG65061  Phacelia viscida unknown -May-1893 Los Angeles Los Angeles Comment
  SBBG57138  Phalaris minor M. N. Ackley -May-1928 37 Los Angeles southwest flats, Los Angeles 38 Comment
  UC55348  Phlox gracilis J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA435567  Pholisma arenarium Bonnie C. Templeton 1938-5-7 6324 Los Angeles Near Little Rock, Los Angeles county. Comment
  POM8273  Pholistoma auritum P. A. Munz, R. D. Harwood 1920-5-17 3975 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  LA46932  Pholistoma auritum var. auritum Carl Epling; 1931-4-18 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR188889  Pholistoma auritum var. auritum R. G. Swinney 1990-5-3 1583 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1.2 miles NE of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  POM126463  Pholistoma racemosum George B. Grant 1904-04 3671 Los Angeles Santa Catalina Island. Comment
  RSA3710  Pholistoma racemosum Carl B. Wolf 1932-5-11 3557 Los Angeles Fourth O July Cove; Santa Catalina Island 30 Comment
  RSA536074  Pholistoma racemosum Tim S. Ross 1991-5-21 5413 Los Angeles San Clemente Island: Upper reaches of Box Canyon, SW side of the island. 412 Comment
  RSA576175  Pholistoma racemosum Reid V. Moran 1941-3-1 663 Los Angeles Arrow Point, Santa Catalina Island. 200 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
  LA209885  Phoradendron leucarpum subsp. macrophyllum Louis C. Wheeler; 1932-12-17 1452 Los Angeles San Gabriel Mountains, San Antonio Canyon 883 Comment
  UCR84568  Phoradendron macrophyllum Vanessa Ashworth 1994-10-5 66 Los Angeles RSABG grounds (immediately north of main building) Comment
  CAS-BOT-BC141307  Phoradendron serotinum subsp. tomentosum Del Wiens 1960-6-10 2716 Los Angeles Cobal canyon, N of Claremont 396 Comment
  RSA717954  Phoradendron serotinum subsp. tomentosum R. G. Swinney 1997-7-14 5677 Los Angeles West of Wrightwood, Table Mtn. area, approx. 100 m NW of amphitheater and Table Mtn. Campground. 2207 Comment
  POM308928  Phoradendron villosum K. H. B. 1944-1-10 686 Los Angeles Parking lot near Tanbark Flats, San Dimas Experimental Forest, Angeles National Forest. Altitude 2500 feet. 762 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
  UCR129665  Phoradendron villosum Del Wiens 1953-1 847 Los Angeles San Gabriel Mtns., On US Hwy 99, on the Ridge Route, near El Rancho 76 1067 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
  POM308926  Physalis philadelphica Kay H. Beach 1943-10-7 680 Los Angeles Weed in the Lysimeter area, Tanbark, San Dimas Experimental Forest, U. S. Forest. 762 Comment
  RSA0047923  Pinus contorta var. murrayana R. G. Swinney 2010-9-21 13846 Los Angeles summit of Mt. Hawkins, at north end of Copter Ridge 2683 Comment
  RSA96405  Pinus contorta var. murrayana E. K. Balls 1954-9-4 19787 Los Angeles Trail from ski lift to Badly Summit Comment
  RSA497254  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains: Crystal Lake cutoff c. 1 mi S from Snow Spring, Bear Creek off W Fk San Gabriel Drainage. Scattered grove below and some trees above Hwy for c. 1 mi both N and S of Snow Spring, on SW slope Mt. Islip 1768 Comment
  RSA787283  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SEINET3872274  Pinus coulteri K. Dobry 1976-4-24 62 Los Angeles Charleston Flats. San Gabriel Mts.; 0 1646 Comment
  UCR223758  Pinus coulteri R. G. Swinney 2009-5-28 10973 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC78601  Pinus flexilis Saichi Kawahara 1968-4-9 140 Los Angeles on Highway 2, 5 miles east of junction with Highway 39, Angeles National Forest 2148 Comment
  UC215353  Pinus lambertiana George B. Grant and Walter Wheeler 1904-5-17 985 -6233 Los Angeles Mt. Wilson 1524 Comment
  CAS-BOT-BC78866  Pinus monophylla Geo. B. Grant 1902-6-1 268 Los Angeles unspecified 1828 Comment
  UCR201413  Pistacia vera Justin M. Wood 2008-11-21 253 Los Angeles San Gabriel Mountains, Beartrap Canyon at confluence with Aliso Canyon 1026 Comment
  UCR177740  Pittosporum undulatum LeRoy Gross, A. Gutman, S. Gutman 2000-9-8 268 Los Angeles Big Tujunga Wash/ Verdugo Mountains, Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds 335 Comment
  CSUSB1123  Pityrogramma triangularis Keith Thompson 1969-12-13 s.n. Los Angeles Evey Canyon 731 Comment
  UCR126729  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin 2003-4-14 25957 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
  RSA599252  Plagiobothrys canescens Steve Boyd, Lauren Raz 1997-3-31 9427 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  SBBG18706  Plagiobothrys collinus var. gracilis E. R. Blakley 1963-4-10 5587 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA604054  Planodes virginica L. C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills 304 Comment
  POM50543  Plantago bigelovii subsp. californica L. R. Abrams 1901-04 1450 Los Angeles Inglewood Comment
  RSA590415  Plantago coronopus Tim S. Ross 1993-4-21 6848 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit. 436 Comment
  RSA0115852  Plantago coronopus Steven A. Junak 1999-5-8 SCa- 909 Los Angeles Santa Catalina Island. N side of Fern Canyon, Cottonwood Canyon drainage, along abandoned road. 122 Comment
  POM246418  Plantago erecta F. R. Fosberg 1931-3-26 S- 4383 Los Angeles W Hamilton Canyon, Santa Catalina Island. 80 Comment
  RSA698373  Plantago erecta J. Vlahos 1935-6-27 s.n. Los Angeles Catalina Island. Comment
  UC28044  Plantago erecta Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA0115761  Plantago erecta Steven A. Junak 1999-5-20 SCa- 935 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  RSA401979  Plantago erecta Anstruther Davidson 1890-05 s.n. Los Angeles [No location data on label] Comment
  UCR210286  Plantago major R. G. Swinney 2008-11-29 9851 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  LA212300  Plantago major E. E. Gripp; 1951-7-28 s.n. Los Angeles Winetka near River. Comment
  POM307081  Plantago major Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1925 Los Angeles Between Walnut and Covina, near State school. Comment
  SD86332  Plantago ovata R. Beauchamp, M. Douglas 1972-3-24 3224 Los Angeles San Clemente Island; In open sandy areas south of Eel Point 24 Comment
  RSA530592  Plantago ovata var. insularis Blanche Trask 1901-1 3569 Los Angeles Santa Catalina Island. Comment
  UCD124554  Plantago ovata var. insularis Peter H. Raven 1962-5-8 17626 Los Angeles San Clemente Island, near western shore of island opposite of Wilson Cove. 45 Comment
  SEINET11448338  Platanthera limosa Unknown 1934-1 Los Angeles Windy Camp Spring, Mount Islip [W of], San Gabriel Mountains Comment
  RSA70071  Platanthera sparsiflora Frank W. Peirson 1921-7-17 4283 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCR209420  Platanthera sparsiflora R. G. Swinney 2008-9-13 9459 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  SEINET998822  Platanthera sparsiflora R. G. Swinney 1997-1 Los Angeles Comment
  UCR277233  Platanus racemosa R. G. Swinney 2010-10-5 13969 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  CAS-BOT-BC91665  Platystemon californicus Geo. B. Grant 1918-3-11 s.n. Los Angeles Pasadena. Comment
  SEINET3162997  Platystemon californicus G. B. Grant 1008 Los Angeles Pasadena Comment
  RSA445704  Platystemon californicus var. californicus T. S. Clare 1930-04 s.n. Los Angeles Sandberg. Comment
  UCR193161  Poa annua R. G. Swinney 1998-7-10 6414 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  RSA600396  Poa secunda V. W. Steinmann 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 kilometer from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
  RSA715211  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1946 Los Angeles Fort Tejon Road. Comment
  RSA709680  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR177311  Polycarpon tetraphyllum LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1034 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  SFV20795  Polygonum arenastrum L. Gross, N. Fraga, S. Williams 2002-7-17 552 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA430464  Polygonum aviculare subsp. aviculare A. C. Sanders 1987-9-18 7354 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  RSA579561B  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd 1994-9-20 8255 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  RSA592863  Polygonum convolvulus Louis C. Wheeler 1947-5-13 6486 Los Angeles San Marino. North Gainsborough Drive and Sunnyslope Blvd. Comment
  UCR276916  Polygonum lapathifolium R. G. Swinney 2011-3-29 14281 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA13695  Polygonum lapathifolium Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  RSA613275  Polygonum ramosissimum Louis C. Wheeler 1976-3-20 s.n. Los Angeles Long Beach Harbor: Windham Street at Embarcadero Street. Comment
  LA94056  Polypodium californicum Lawrence L. Kiefer; 1966-3-6 1641 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.5 mi from canyon mouth. 152 Comment
  RSA689900  Polypodium californicum T. S. Clare 1930-3-2 s.n. Los Angeles Oak Wilde, Arroyo Seco, Los Angeles Co, CA Comment
  SEINET5778147 Image available Polypodium californicum Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  UCR194273  Polypodium californicum R. G. Swinney, Dave Larson 1999-6-25 7396 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UCR93566  Polypodium californicum R. Hood 1967-3-19 5 Los Angeles Los Angeles, Griffith Park, Mineral Wells. 518 Comment
  SFV14641  Polypodium californicum S. Jonsson 1989-4-19 s. n. Los Angeles Santa Monica Mountains Devil's Canyon, north of Topanga Canyon Road development. 1.5 miles upstream of dam. Comment
  UCSB62329  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NW of Sunland, Boulder Canyon, fork of Gold Creek tributary of Little Tujunga Canyon, ca. 3/4mi upstream 701 Comment
  UCSB62371  Polypodium californicum Kiefer, Lawrence 1967-4-8 Los Angeles San Gabriel Mtns., Alder Creek, tributary of upper Tujunga Canyon, ca. 2mi from confluence 1097 Comment
  RSA600467  Polypogon interruptus Steve Boyd, Lauren Raz 1997-4-30 9615 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  RSA682713  Polypogon monspeliensis LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCSB70461  Polypogon monspeliensis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road off of Verdugo Mountain Way dirt fire road; Down the road (north) until you come to bottom of canyon ± shady damp area in dry canyon bed 427 Comment
  RSA596468  Polypogon viridis Lauren Raz, Steve Boyd 1996-10-23 6 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA90272  Polypogon viridis F. W. Peirson 1924-8-23 5056 Los Angeles Above forks of San Gabriel River, [San Gabriel Mountains] 412 Comment
  RSA0110552  Populus balsamifera subsp. trichocarpa Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 771 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca 0.5 air miles inland from beach. 36 Comment
  UC56548  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  UCR153684  Proboscidea lutea R. F. Thorne 1969-10-31 37869 Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont] 366 Comment
  UCR152908  Prunus ilicifolia A. C. Sanders, Helen Kennedy 2005-4-13 29428 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR153555  Prunus ilicifolia A. C. Sanders 2005-5-11 30185 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  LA200821  Prunus ilicifolia subsp. ilicifolia Jonathan Sauer; R. Minnich 1978-4-9 5990 Los Angeles SANTA MONICA MOUNTAINS, Jones Sepulveda Canyon Reserve, above Chalon Rd between Mount Saint Mary's College and San Diego Frwy. 192 Comment
  RSA653683  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 873 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
  RSA79291  Prunus ilicifolia subsp. ilicifolia E. K. Balls, Percy C. Everett 1952-10-3 18004 Los Angeles 0.7 mile N of turn-off to Mt. Wilson on Highway 2 from La Canada. 457 Comment
  UC12771  Prunus ilicifolia subsp. lyonii J. G. Cooper Los Angeles Santa Catalina Island Comment
  UC55057  Pseudognaphalium beneolens Ernest Braunton 1902-9-1 673 Los Angeles Los Angeles Comment
  CATA1493  Pseudognaphalium biolettii Mark L. Hoefs, Steven A. Junak 1996-5-1 2700 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 463 Comment
  OBI74756  Pseudognaphalium biolettii K. Dobry 1990-3-25 221 Los Angeles Simi hills at Dayton Cyn Comment
  SEINET4044598 Image available Pseudognaphalium biolettii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  UCR273540  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14139 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CAS-BOT-BC356714  Pseudognaphalium californicum Tim Ross; Steve Boyd 1994-5-25 7954 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  RSA0087061  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12509 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UC75922  Pseudognaphalium leucocephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  CAS-BOT-BC357296  Pseudognaphalium microcephalum Alice Eastwood 1917-7-20 6473 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC357638  Pseudognaphalium stramineum Le Roy Abrams; E. A. McGregor 1908-7-2 534 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  CAS-BOT-BC357543  Pseudognaphalium stramineum E. Braunton March 865 Los Angeles Playa Comment
  UC1211114  Pseudotsuga macrocarpa Huron H. Smith 1912-4-30 4855 Los Angeles top Mt. Wilson 2034 Comment
  RSA690870  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard s Canyon, Angeles Nat l Forest Comment
  POM312740  Pteridium aquilinum var. pubescens D. Taylor 1952-05 s.n. Los Angeles Little Dalton Canyon. 396 Comment
  UC1440257  Pteris vittata L. L. Kiefer 1967-4-1 3153 Los Angeles n of Altadena (Millard Canyon ca. 1 mi above Millard Camp); San gabriel Mts, Millard Canyon 762 Comment
  SBBG98631  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  RSA0042317  Pulicaria paludosa Benjamin E Carter, John R. Clark, Elizabeth Baniaga 2012-7-24 6907 Los Angeles Channel Islands: Santa Catalina Island. Big springs, at road crossing just east of Little Harbor. 3 Comment
  UCR265947  Purshia glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2061 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UCR281601  Purshia glandulosa R. G. Swinney 2014-4-10 16059 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCD170969  Purshia tridentata var. glandulosa R. G. Swinney 2009-6-17 11214 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek. 1628 Comment
  SEINET11587954  Pycnanthemum californicum Unknown 2010-9-9 13795 Los Angeles San Gabriel Mountains Comment
  JEPS38026  Quercus Frank W. Peirson 1919-5-11 404 Los Angeles Arraster Creek San Gabriel Mountains Comment
  CHSC21927  Quercus agrifolia Robert A. Schlising 1970-11-19 2956 Los Angeles Santa Monica Mountains; about 2 miles northeast of Tapia Park. Comment
  LA43667  Quercus agrifolia A. M. Johnson; 1932-8-25 4145 Los Angeles Santa Monica Mountains Comment
  SFV18427  Quercus agrifolia C. Ferguson 1972-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Comment
  UCD45088  Quercus agrifolia var. agrifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 a Los Angeles Santa Susana Mtns., Stony Point at the jcn. of Santa Susana Pass and Topanga Cyn. Hwy. 400 m elev. 400 Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA655353  Quercus berberidifolia LeRoy Gross 2000-11-4 320 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  UC142614  Quercus chrysolepis C. F. Baker 1903-9-20 3688 Los Angeles near Claremont; San Antonio Canyon Comment
  RSA0112847  Quercus chrysolepis Steven A. Junak 1999-5-8 SCa- 916 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood watershed, just upstream from fenceline. Next to creek. Comment
  CAS-BOT-BC79759  Quercus durata John Thomas Howell 1927-10-16 3153 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  JEPS46135  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-6 323 Los Angeles 0.5 mi e Palmer Canyon; San Gabriel Mts. 609 Comment
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May 9 2010
  POM271153  Quercus durata var. gabrielensis Lyman Benson 1946-12-20 12267 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  SFV20859  Quercus durata var. gabrielensis L. Gross 2000-10-28 307 Los Angeles Verdugo Mountains Beaudry fire road north of Radio Towers, west of head of Deer Creek. Northeast-facing slope next to main ridgetop. 762 Comment
  UC56656  Quercus engelmannii Ernest Braunton Aug 1902 661 Los Angeles Oak Knoll Comment
  UCSB60799  Quercus john-tuckeri Muller, Cornelius 1945-3-20 Los Angeles 3 1/2 mi. S of Gorman Comment
  CAS-BOT-BC61546  Quercus lobata A. J. McClatchie 1896-4-20 1129 Los Angeles Oak Knoll, South of Pasadena Comment
  RSA0117723  Quercus lobata A. C. Sanders 2007-4-25 33571 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  RSA477307  Quercus lobata Fordyce Grinnell Jr. 1916-10-6 s.n. Los Angeles Pasadena. Comment
  UCR187131  Quercus lobata A. C. Sanders 2006-5-16 32360 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  RSA12785  Quercus macdonaldii Percy C. Everett 1934-10-1 6208 Los Angeles Fork of Pebbly Beach Canyon, 1/3 mile above the Mexican Houses, Santa Catalina Island. 122 Comment
  JEPS40262  Quercus pacifica Mrs. Blanche Trask 1834-4-23 Los Angeles Bell Mt. Spring Catalina Island Comment
  CAS-BOT-BC250922  Quercus tomentella P. S. Manos 1988-10-28 688 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  SBBG43935  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UCD47342  Quercus tomentella James Bartolome 1990-3-14 s.n. Los Angeles San Clemente Island; in steep canyon on eastern coast of island. 365 Comment
  RSA604496  Quercus wislizeni var. frutescens Louis C. Wheeler 1932-9-12 1377 Los Angeles San Gabriel Mountains: San Antonio Canyon; west of Hog Back. 1311 Comment
  CAS-BOT-BC362468  Rafinesquia californica L. R. Abrams 1901-6-4 1702 Los Angeles Las Tunas Canon [Canyon], S. Monica Mts Comment
  POM8739  Rafinesquia californica P. A. Munz, R. D. Harwood 1920-5-15 3961 Los Angeles Santa Monica Mountains 305 Comment
  RSA83929  Ranunculus californicus F. W. Peirson 1921-2-26 2675 Los Angeles Topango Canyon, Santa Monica Mts. 305 Comment
  SD82808  Ranunculus californicus I. W. Clokey, E. G. Anderson 1935-5-9 6947 Los Angeles Pomona Hills, grassy slope 399 Comment
  CAS-BOT-BC378873  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-3 3220 Los Angeles Pasadena Comment
  UC2026477  Ranunculus hebecarpus Louis C. Wheeler 1975-5-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Head of East Fork of Little Tujunga. Comment
  CAS-BOT-BC74277  Raphanus sativus Raymond Lindholm 1961-2-3 s.n. Los Angeles Near Laverne. Comment
  SD31165  Raphanus sativus Edith A. Purer 1931-2-21 156 Los Angeles Palos Verdes Comment
  RSA797379  Rhamnus californica J. Vlahos 1934-5-13 11 Los Angeles San Antonio Canyon. PR1. 1402 Comment
  UC1071557  Rhamnus californica F. H. Raymond 1930-1-28 37 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. 670 Comment
  CAS-BOT-BC59941  Rhamnus crocea Mary H. Ward; Shirley W. Campbell 1970-4-2 LASCA- 888 Los Angeles Along lower reach of Arroyo Seco, southwestern Pasadena. Comment
  LA207742  Rhamnus crocea Willis H. Wheeler; 1931-3-27 sn Los Angeles Live Oak Canyon W of La Verne 380 Comment
  SEINET3163332  Rhamnus crocea G. B. Grant 1906-4-10 1114 a Los Angeles Pasadena Comment
  CAS-BOT-BC55980  Rhamnus ilicifolia Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles near Monrovia Comment
  CAS-BOT-BC56013  Rhamnus ilicifolia John Thomas Howell 1928-3-4 3376 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  LA52137  Rhamnus ilicifolia Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  SBBG27508  Rhamnus ilicifolia A. M. Carter 1935-9-8 956 Los Angeles Sierra Madre 381 Comment
  UC303608  Rhamnus ilicifolia I. Johnston 1917-2-10 62 Los Angeles hills s of Pomona 365 Comment
  RSA390865  Rhamnus pirifolia F. R. Fosberg 1931-7-16 S 5604 Los Angeles Gallagher's Canyon, right fork; Santa Catalina Island. 50 Comment
  SD69634  Rhamnus pirifolia Rober F. Thorne, P. Everett 1965-5-10 34474 Los Angeles Near Echo Lake, Santa Catalina Island 427 Comment
  UC869594  Rhus Louis C. Wheeler 1933-3-19 1553 Los Angeles just within mouth of San Gabriel Canyon; San Gabriel Mountains 243 Comment
  CAS-BOT-BC200706  Rhus aromatica Alice Eastwood 1906-6-5 227 Los Angeles Roscoe Comment
  LA202825  Rhus aromatica O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  JEPS66243  Rhus integrifolia W. L. Jepson 1908-7-13 3054 Los Angeles Swain Canyon; Santa Catalina Comment
  RSA0105157  Rhus integrifolia R. G. Swinney 2011-3-15 14102 Los Angeles San Gabriel Mountains: Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park. 232 Comment
  RSA121797  Rhus integrifolia R. St John 1930-1-6 66 Los Angeles N.W. Cor. Los Angeles. City Limits (Santa Susana) 522 Comment
  RSA126737  Rhus integrifolia P. H. Raven 1959-3-15 13854 Los Angeles Santa Monica Mountains. Just east of Zuma Beach, Point Dume. 15 Comment
  RSA746829  Rhus ovata Justin M. Wood 2009-3-13 359 Los Angeles SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  UC1130520  Rhus ovata A. D. Gifford 1935-5-8 686 Los Angeles 2 1/2 mi s Warm Spring; Angeles National Forest 487 Comment
  RSA746548  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato 2009-5-21 36899 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 66 Comment
  POM156273  Ribes californicum var. hesperium L. R. Abrams 1902-6-17 2562 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  SD224988  Ribes californicum var. hesperium Scott D. White 1995-2-11 2540 Los Angeles Upslope from USFS San Dimas Stn., N end of San Dimas Res., USGS 7.5 Glendora quad. 456 Comment
  CAS-BOT-BC173100  Ribes indecorum Frederick V. Coville 1925-4-18 172 Los Angeles San Antonio Canyon, San Gabriel Mountains 609 Comment
  RSA84503  Ribes indecorum F. W. Peirson 1923-4-9 3460 Los Angeles Canyon at Lemon Tank, San Clemente Island Comment
  RSA0021116  Ribes lasianthum J. C. Roos 1937-5-31 10 Los Angeles Big Pines. Comment
  LA200836  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SEINET13942619 Image available Ribes malvaceum Peter H. Raven 1959-1 13802 Los Angeles Santa Monica Mountains, 34 deg. N, 118 deg. -119 deg. W. chaparral on Decker Road 1.0 miles north of junction with Mulholland Drive, elevation 1650 feet 503 Comment
  SBBG109002  Ribes malvaceum var. clementinum S. A. Junak 1996-5-20 SCl 519 Los Angeles Mosquito Cove, at edge of terrace near S end of cove 27 Comment
  RSA485420  Ribes malvaceum var. viridifolium Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA549818  Ribes nevadense Wandalee Thompson 1956-6-26 98 Los Angeles Williamson rocks, Rattlesnake Creek, Mt. Williamson, 3 miles S of Devils Punchbowl State Park. Angeles National Forest, San Gabriel Mts. Comment
  POM251  Ribes quercetorum W. R. Dudley 1896-6-8 4356 Los Angeles Kings Canyon, Liebre Mts. 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
  CAS-BOT-BC168673  Ribes speciosum John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  POM294607  Ribes speciosum Lyman Benson 1946-12-28 12272 Los Angeles Head of Turnbull Canyon, Whittier, Puente Hills Mt. 305 Comment
  OBI7365  Ricinus communis Mark Fresh 1976-2-29 15 Los Angeles .5 mi up Malibu Crk from the ocean, 50 ft from the creek bank. Comment
  RSA657205  Ricinus communis Joseph M. Keefe 2001-1-19 30900 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. 262 Comment
  CAS-BOT-BC147484  Rosa californica Le Roy Abrams; E. A. McGregor 1908-6-20 407 Los Angeles Liebre Mountains. Between Oakgrove Canyon & Elizabeth Lake Comment
  LA52069  Rosa californica Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA746633  Rubus ursinus R. G. Swinney 2008-4-10 8631 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  CATA1640  Rumex crispus Mark L. Hoefs, Steven A. Junak 1998-6-12 2923 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  CATA554  Rumex crispus Mark L. Hoefs, Robert F. Thorne 1975-8-7 818 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  SBBG61735  Rumex crispus R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCD101161  Rumex crispus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains, Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 487 Comment
  RSA595456  Rumex hymenosepalus Tim S. Ross, Victor W. Steinmann 1995-5-8 8550 Los Angeles NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon 919 Comment
  CHSC36052  Rumex salicifolius James Henrickson 1973-6-15 10701 Los Angeles City of Long Beach, in open flats near small pond at junction of Pacific Coast Highway and Colorado St. 3 Comment
  RSA608039  Rupertia physodes L. C. Wheeler 1947-7-4 6540 Los Angeles San Gabriel Mountains: El Prieto Canyon, off Millard Canyon 670 Comment
  CAS-BOT-BC454160  Ruppia maritima Peter H. Raven; Henry J. Thompson 1959-10-18 14656 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near mouth of Topanga Creek 1 Comment
  RSA401584B  Salazaria mexicana Albert J. Perkins 1919-5-8 s.n. Los Angeles Big Rock Creek. Comment
  RSA478893  Salicornia virginica F. R. Fosberg 1930-6-23 S 2952 Los Angeles Del Rey. 1 Comment
  POM182048  Salix exigua F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  SBBG127475  Salix exigua M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3019 Los Angeles Parson's Landing 4 Comment
  UCR255777  Salix exigua R. G. Swinney 2010-4-15 12265 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  POM2032  Salix gooddingii I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA618762  Salix gooddingii Louis C. Wheeler 1976-1 s.n. Los Angeles Dominguez Hills. Comment
  LA34159  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-9-6 14396 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UCR261361  Salix laevigata R. G. Swinney 2010-4-1 12169 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
  SEINET10393059  Salix laevigata G. B. Grant 1904-1 1153 Los Angeles Pasadena. Comment
  CAS-BOT-BC128128  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles At bottom of Lower San Gabriel Canyon, about 11 km. above Azusa 300 Comment
  LA208805  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-6-29 7668 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  LA52054  Salix lasiolepis Carl Epling; L. Ellison 1930-3-1 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM362917  Salix lasiolepis Bonnie C. Templeton 1932-6-1 4869 Los Angeles San Gabriel Mountains, Angeles National Forest: between Big Pines Camp and Jackson Lake. 2000 Comment
  RSA0110533  Salix lasiolepis R. G. Swinney 2010-6-1 13132 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
  RSA607924  Salix lasiolepis Louis C. Wheeler 1961-6-13 7877 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  SBBG44668  Salix lasiolepis W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.66 mi from sea Comment
  UC506466  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles Comment
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Jun 8 2015
  UCSB978  Salix lasiolepis Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns 457 Comment
  CAS-BOT-BC107553  Salix lasiolepis var. lasiolepis James Henrickson 1963-4-30 1237 Los Angeles Evey Canyon, northeast of Claremont, along road to Mt. Baldy, 50 yards from hy. 762 Comment
  CAS-BOT-BC128482  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  RSA657938  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 s.n. Los Angeles Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, 91208. 244 Comment
  SFV21133  Salix lucida subsp. lasiandra J. M. Keefe 2001-2-7 31046 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. Along freeway onramp on north-facing slope, 3 m north of Ventura Freeway (Highway 134), 5 meters east of Figueroa St., southwest of Eagle Rock Park. 280 Comment
  UCR212803  Salix lucida subsp. lasiandra Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1847 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  CAS-BOT-BC176855  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale Comment
  RSA608867  Salsola gobicola L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA628807  Saltugilia splendens subsp. grantii Scott D. White, Dave Bramlet 1998-6-29 6832 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
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  RSA424335  Salvia apiana William Emboden 1970-6-12 4 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA9645  Salvia apiana Louis C. Wheeler 1932-4-15 622 Los Angeles Edge of hills 1/2 mile E Palmer Canyon, San Gabriel Mountains. 610 Comment
  RSA442834  Salvia apiana William Emboden 1969-5-28 20 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCR208971  Salvia carduacea L. R. Abrams 1901-4-1 1236 Los Angeles South Coast, Ballona Harbor 5 Comment
  RSA651677  Salvia columbariae Dean Brown 1948-5-16 20 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  RSA0039312  Salvia columbariae R. Munkittrick 1948-4-23 s.n. Los Angeles Southwest of campus of Cal Poly below Dallas Huts. 213 Comment
  RSA401470  Salvia columbariae M. Bisbee 1917-4-20 s.n. Los Angeles Hills, north side of Eagle Rock Valley. Comment
  RSA657355  Salvia columbariae C. Schapiro 1979-4-10 8 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  UCD125665  Salvia dorrii Marc Meyer; Mike Alvord and Marc Blain 1993-5-1 17 Los Angeles Mojave Desert, 3.4 miles from Pearblossom Highway and Largo Vista road, near Three Sisters. 1100 Comment
  LA82005  Salvia mellifera Harlan Lewis; 1940-2-4 1068 Los Angeles Santa Monica Mountains, Near Saddle Peak 609 Comment
  RSA434119  Salvia mellifera Bonnie C. Templeton 1929-7-23 s.n. Los Angeles Wash. Head of Pacoima Canyon, Angeles National Forest. Comment
  RSA592169  Salvia mellifera Louis C. Wheeler 1967-5-2 9276 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. Baker Ranch on Los Angeles County firearms closure map. 396 Comment
  SBBG128310  Salvia mellifera S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 36 Los Angeles Deer Valley Trail 92 Comment
  SFV21141  Salvia mellifera J. M. Keefe 2001-1-19 31000 a Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  UC1922294  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. Near 34deg 12' 18'' N 118deg 18' 21'' W T1N R14W NW/4, N Comment
  RSA434073  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  UCR170404  Salvia spathacea Alex R. Van Dam 2004-5-16 021 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  UCR152906  Sambucus mexicana A. C. Sanders, Helen Kennedy 2005-4-13 29427 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  CAS-BOT-BC238725  Sambucus nigra subsp. caerulea Alice Eastwood 1919-6-21 9050 Los Angeles San Fernando Comment
  RSA583134  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 Comment
  PASA1818  Sanicula Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SBBG31253  Sanicula arguta R. F. Thorne 1966-4-5 35838 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UC284189  Sanicula arguta P. A. Munz 1923-4-9 6659 Los Angeles San Clemente Island Comment
  UCR282149  Sanicula arguta R. G. Swinney 2014-5-15 16543 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA595127  Sanicula crassicaulis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8567 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
  UC450906  Sanicula crassicaulis Fay A. McFadden 1931-3-10 57 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UCR238473  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-6 2667 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  UC420475  Sanicula tuberosa G. B. Grant 1906-6-10 6665 Los Angeles Mount Lowe Comment
  CAS-BOT-BC111518  Schoenoplectus americanus George B. Grant 1902-4-1 1943 Los Angeles Los Angeles Comment
  POM184652  Schoenoplectus americanus L. C. Wheeler 1932-9-19 1399 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  CAS-BOT-BC111226  Schoenoplectus californicus John Thomas Howell 1927-6-30 2624 Los Angeles In swamp on coastal plain one mile east of Long Beach. 15 Comment
  RSA0030665  Schoenoplectus maritimus Denise Knapp 2006-8-23 S.N. Los Angeles Santa Catalina Island. Cherry Valley. Comment
  UC306159  Scirpus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Playa del Rey (Southern California) Comment
  RSA91470  Scirpus microcarpus Joseph A. Ewan 1932-5-30 7232 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  LA82040  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 376 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Low elevation. Comment
  SBBG128412  Scrophularia villosa M. L. Hoefs 1994-5-21 1862 Los Angeles near upper Renton Mine Rd 252 Comment
  UC831070  Sedum spathulifolium Louis C. Wheeler 1932-7-2 908 Los Angeles 1 mi from Flat (San Dimas Canyon-Browns Flat trail, San Gabriel Mts.); San Gabriel Mts. 1219 Comment
  CAS-BOT-BC62025  Selaginella bigelovii Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC62032  Selaginella bigelovii L. R. Abrams; I. L. Wiggins 1931-7-6 341 Los Angeles Vicinity of Mosquito Harbor Comment
  LA200015  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-10 1855 Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen Blvd., ca. 3 mi above Sunset Blvd. 426 Comment
  UCR272623  Selaginella bigelovii R. G. Swinney 2011-10-27 15903 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  LA5826  Selaginella bigelovii A. M. Johnson; 1934-3-16 4379 Los Angeles Comment
  RSA526599  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4183 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  POM214586  Senecio aphanactis L. C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 305 Comment
  SBBG62569  Senecio californicus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  CAS-BOT-BC333076  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1955-8-10 2308 Los Angeles Castaic Valley 1/2 mile north of Holland Summit, san Emigdio Range 1219 Comment
  IRVC28170  Senecio flaccidus var. douglasii June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  POM8706  Senecio flaccidus var. douglasii P. A. Munz, R. D. Harwood 1920-8-11 4385 Los Angeles 1 mile south of Claremont 366 Comment
  RSA517167  Senecio flaccidus var. douglasii Timothy S. Ross, Orlando Mistretta 1990-10-9 3265 Los Angeles San Gabriel Mountains: Upper Mill Creek Drainage; Tujunga Ranger District, Angeles National Forest. 1432 Comment
  UC1070176  Senecio flaccidus var. douglasii P. L. Johannsen 1934-1-25 240 Los Angeles Brown's Canyon Santa Susana Quad., Brown's Canyon Comment
  SEINET7063471  Senecio integerrimus var. exaltatus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  SBBG37437  Senecio lyonii S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 716 Los Angeles E side of Avalon Cyn, across from Quail Cyn and above baseball field 106 Comment
  UCR142899  Senecio lyonii F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, San Clemente Island, Northwest Harbor 30 Comment
  CDA20089  Senecio mikanioides Hartman 2003-1-16 PDR 053585 Los Angeles Southern California; Angeles National Forest, 0.25 mi N of Gould Mesa Campground. 0 Comment
  SBBG108988  Senecio vulgaris S. A. Junak 1997-3-13 SCl 775 Los Angeles E fork of first cyn E of Mosquito Cyn 304 Comment
  POM9052  Senecio vulgaris P. A. Munz, R. D. Harwood 1920-3-13 336 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
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Aug 21 2012
  CAS-BOT-BC438167  Sesuvium verrucosum Ernest Braunton 1902-7-1 574 Los Angeles Nigger Slough Comment
  UCR180359  Sidalcea malviflora Scott D. White, Pam Devries 2006-5-9 11391 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA611609  Silene antirrhina L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  SD43595  Silene californica Darley F. Howe 1948-5-4 Los Angeles Bouquet Canyon. 609 Comment
  CATA1014  Silene gallica Mark L. Hoefs 1995-5-4 1929 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  RSA477874  Silene gallica Anonymous s.n. Los Angeles Los Angeles Comment
  UCD98686  Silene gallica Lydia Schallort 1940-4-25 4375 Los Angeles Monrovia. Comment
  LA94365  Silene laciniata subsp. laciniata W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM183626  Silene laciniata subsp. major Joseph A. Ewan 1929-5-18 1252 Los Angeles 1 mile above mouth of Los Flores Canyon. Comment
  RSA477937  Silene laciniata subsp. major B. R. Norman 1943-7-15 s.n. Los Angeles Hollywood Hills. Comment
  RSA438864  Silene lemmonii George B. Grant 1906-6-15 1931 Los Angeles Summit of Mt. Wilson 1829 Comment
  RSA135198  Silene multinervia Peter H. Raven, Henry J. Thompson 1960-5-16 15385 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  CATA1425  Silybum marianum Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2586 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  CATA3113  Silybum marianum Amy Catalano 2016-5-20 117 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, ca. 0.75 miles southwest of Cape Canyon/Upper Cape Reservoir roads 221 Comment
  RSA746770  Silybum marianum R. G. Swinney 2008-4-17 8679 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  RSA626407  Simmondsia chinensis LeRoy Gross 1999-4-15 132 Los Angeles Verdugo mountains: North of the 210 freeway, east of Sunland exit, south of the city of Sunland. 579 Comment
  RSA0069646  Sisymbrium irio R. G. Swinney 2010-2-27 11779 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UCR132947  Sisymbrium officinale Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA733572  Sisymbrium orientale R. G. Swinney 1998-7-30 6577 Los Angeles San Gabriel Mtns.: tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  SBBG124482  Sisymbrium orientale R. Burgess, P. Munro 1999-4-17 3238 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 457 Comment
  RSA188182  Sisyrinchium bellum Robert F. Thorne, W. A. Weber, Rolf Santesson 1976-4-7 35976 Los Angeles Santa Catalina Island: near Arrow Point, W end of Catalina Island. 91 Comment
  SBBG11565  Sisyrinchium bellum E. R. Blakley 1959-4-5 2733 Los Angeles beach cliff on W side of Point Dume 15 Comment
  RSA366934  Sisyrinchium bellum Louis C. Wheeler 1932-3-23 517 Los Angeles UCLA Campus, West Los Angeles. Alt. 450 ft. 137 Comment
  UCR19534  Smilacina stellata Aloys Nicholson 1933-5-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon Comment
  RSA702825  Solanum americanum Scott D. White, John Green 2004-4-23 10228 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA585032  Solanum capsicastrum Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  RSA0081624  Solanum douglasii R. G. Swinney 2010-8-30 13632 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
  RSA597785  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area. Ballona Creek, floodplain and adjacent N-facing slope, W of Lincoln Blvd. and S of Jefferson Blvd. 3 Comment
  RSA642689  Solanum douglasii Orlando Mistretta 1992-7-14 707 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR258692  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR271543  Solanum douglasii R. G. Swinney 2011-11-3 15984 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  UCR276965  Solanum douglasii R. G. Swinney 2010-6-8 13239 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  LA105582  Solanum douglasii Barry A. Prigge; 1989-5-10 8707 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA152095  Solanum mauritianum Wesley O. Griesel 1962-5-16 s.n. Los Angeles S. Arroyo Blvd. and S. San Rafael St. Pasadena 305 Comment
  RSA783658  Solanum nigrum J. D. Olmsted 1958-3-11 48 Los Angeles Pomona College campus, [city of] Claremont, near eastern boundary of Los Angeles County. Gradual southward drainage along San Antonio Creek in Blanchard Park. 366 Comment
  RSA79502B  Solanum rostratum F. W. Peirson 1906-7-19 1081 Los Angeles Sink near Inglewood. Comment
  CAS-BOT-BC156508  Solanum umbelliferum G. B. Grant 1901-4-4 s.n. Los Angeles Los Angeles River near Terminal R.R. Comment
  CAS-BOT-BC83646  Solanum umbelliferum L. Abrams; E. A. McGregor 1908-6-19 336 Los Angeles Liebre Mountains. Oakgrove Canyon. 1219 Comment
  POM293656  Solanum umbelliferum Lyman D. Benson 1945-6-5 11759 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA0087066  Solanum umbelliferum R. G. Swinney 2010-5-4 12523 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA651324  Solanum umbelliferum Phil Drooks 1981-4-26 12 Los Angeles Hwy 39, N of West Fork about 3 mi. Comment
  UCR189889  Solanum umbelliferum R. G. Swinney 1998-7-27 6498 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  CAS-BOT-BC154694  Solanum umbelliferum T. S. Ross 1993-6-1 7352 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 2600 Comment
  CAS-BOT-BC156794  Solanum umbelliferum E. C. Twisselmann 1955-6-23 2210 Los Angeles Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  LA200898  Solanum xanti Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4550 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  UCR125491  Solanum xanti A. C. Sanders, Mark Elvin 2003-4-14 25981 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 305 Comment
  SEINET7262092 Image available Solanum xanti var. intermedium I. W. Clokey, B. Templeton April 1929 4432 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  RSA0069431  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  SEINET6044516  Solidago californica F. R. Fosberg 1930-11-11 S 4182 Los Angeles Templeton, S. Puente. Comment
  IRVC28723  Solidago occidentalis A. C. Sanders, Mark A. Elvin 2002-8-26 25589 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  CAS-BOT-BC365843  Soliva sessilis Louis C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles: NE of old wing of Los Angeles County Museum, Exposition Park Comment
  CAS-BOT-BC365994  Sonchus asper Wesley O. Griesel 1961-6-3 s.n. Los Angeles Devils Gate Dam, Pasadena 457 Comment
  UCR259402  Sonchus oleraceus R. G. Swinney 2010-8-30 13635 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  SD38305  Sonchus oleraceus Edith A. Purer 1932-3-24 Los Angeles El Segundo sand dunes. Comment
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Jul 10 2010
  UCR172780  Spartium junceum Wayne Law, Jun Hu 2000-4-30 01 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UCR202328  Spergularia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25482 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  RSA0097066  Spergularia Anstruther Davidson 1920-4-1 s.n. Los Angeles Playa del Rey. Comment
  IRVC26321  Spergularia bocconii A. C. Sanders, Andy Thompson 2003-4-15 26004 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  CAS-BOT-BC390330  Spergularia macrotheca var. macrotheca Edgar A. Mearns 1894-6-25 4079 Los Angeles San Clemente Island Comment
  SD85139  Spergularia macrotheca var. macrotheca E. R. Blakley 1963-12-7 6319 Los Angeles San Clemente Island; west of Pyramid Head, south of Lighthouse. 299 Comment
  RSA0098398  Spergularia macrotheca var. macrotheca Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2378 Los Angeles Santa Catalina Island. Parson's Landing. 3 Comment
  SBBG95685  Spergularia macrotheca var. macrotheca A. Liston, O. Mistretta, L. Rieseberg 1989-4-28 797 -1 Los Angeles above China Pt Comment
  SBBG96636  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, P. Fritsch 1990-4-6 4174 Los Angeles E side of island, 0.2 mi S of US Navy site called "Jack" 152 Comment
  CATA1590  Spergularia villosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2860 Los Angeles Santa Catalina Island: Road to Toyon Beach 182 Comment
  CATA1880  Spergularia villosa Denise Knapp, Jenny L. McCune 2004-3-30 Los Angeles Santa Catalina Island: Lone Tree Trail, near land bird monitoring transect #57 430 Comment
  CATA3064  Spergularia villosa Amy Catalano 2016-3-23 056 Los Angeles Santa Catalina Island: Open ridge 80 meters north of Airport Road in Fox Country, 162 meters due east of the Summit Vista Garden 438 Comment
  RSA0098570  Spergularia villosa L. C. Wheeler 1934-5-18 2453 Los Angeles W. end Puente hills 1 mi. N. Sycamore Canyon. 76 Comment
  LA206874  Sphaeralcea ambigua Carl Epling; May 1925 sn Los Angeles SW of Palmdale 609 Comment
  POM50693  Sporobolus airoides A. D. E. Elmer 1902-06 3623 Los Angeles Lancaster. Comment
  RSA708717  Stachys albens Scott D. White, Andrea Warniment 2005-9-9 11221 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA754431  Stachys albens Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1849 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  RSA82554  Stachys albens F. W. Peirson 1927-8-14 7840 Los Angeles Arroyo Seco south base of San Gabriel Mts. 549 Comment
  RSA0016980  Stachys bullata J. C. Marvin 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  CDA25158  Stanleya pinnata A. C. Browne 1953-5-21 Los Angeles Lancaster. 0 Comment
  RSA650766  Stanleya pinnata A. E. Hersh 1950-7-15 s.n. Los Angeles on Pacific Coast [Highway] north of Malibu. 7 Comment
  UCR126870  Stanleya pinnata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26145 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR255753  Stanleya pinnata R. G. Swinney 2010-5-12 12718 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  UC1349059  Stebbinsoseris heterocarpa Robert F. Thorne 1966-4-30 36347 Los Angeles on sea bluff above beach at mouth Gallagher's Canyon (Santa Catalina Island); , mouth of Gallagher's Canyon 7 Comment
  CAS-BOT-BC374812  Stebbinsoseris heterocarpa H. J. Thompson 1953-4-12 s.n. Los Angeles Mulholland Drive, 3.1 mi. w. of Beverly Glen Avenue, Santa Monica Mts. Comment
  RSA478176  Stellaria media F. R. Fosberg 1930-7-3 S- 3095 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR150830  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7150 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR205552  Stellaria media R. G. Swinney 2008-5-30 8879 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  RSA0093399  Stephanomeria Mitch Provance, Scott Duff 2015-9-11 1115 -08 Los Angeles Antelope Valley: S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St. W. 790 Comment
  RSA596335  Stephanomeria exigua subsp. coronaria Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3404 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA95215  Stephanomeria exigua subsp. exigua F. W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge, near Swartout Valley 2529 Comment
  UC205683  Stephanomeria pauciflora I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Canyon, San Antonio Mountains Comment
  POM199716  Stephanomeria virgata I. W. Clokey, B. C. Templeton 1929-06 4581 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA774805  Stephanomeria virgata R. G. Swinney 2009-7-29 11408 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0034299  Stephanomeria virgata subsp. virgata Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  LA211115  Stillingia linearifolia Tony Valois; 2009-5-1 0 s.n. Los Angeles SIMI HILLS, SMMRA Cheeseboro-Palo Comado. Comment
  SEINET11110038  Stillingia paucidentata Unknown 1966-4-9 s.n. Los Angeles Plants of California Los Angeles County Calyx present; plants perennial; 1 ft.+; deep sandy soil, dunes; few Joshua trees in area but mostly open. Piute Butte Comment
  OBI69173  Stipa lepida Steve Boyd, Lauren Raz 1997-5-6 9707 Los Angeles Liebre Mts region: San Francisquito Cyn, W side of cyn at E end of Red mtn ridge system, just N of confluence with Bee Cyn and 1.5 mi by rd S of the Clearwater Cyn Truck Trl 6N24 732 Comment
  UCR116284  Stipa speciosa B. G. Pitzer 1998-5-23 3715 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  UCR270801  Stipa speciosa R. G. Swinney 2010-6-1 13116 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  CAS-BOT-BC61002  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert. Ca. 0.85 mile west of Three Sisters and 1.2 mile south of Black Butte. 947 Comment
  RSA188308  Stuckenia pectinata Robert F. Thorne 1966-6-1 36492 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  UC1871207  Stylocline gnaphaloides Tim Ross 1993-4-21 6867 Los Angeles Santa Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak 432 Comment
  UC604892  Suaeda moquinii Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9476 Los Angeles 5 mi w Lancaster (on the Antelope Valley Road) Comment
  CAS-BOT-BC110421  Suaeda taxifolia Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Beach at Santa Monica. Comment
  UCR119047  Suaeda taxifolia Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
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Aug 9 2011
  SFV16959  Swertia neglecta J. N. Hogue, P. Wilson, et al. 1997-6-27 87 .2 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  RSA754108  Symphoricarpos albus var. laevigatus Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1832