Search Results — 2000 specimen records retrieved (1551 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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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR3973  Abronia umbellata Art Whistler 1968-4-13 s.n. Los Angeles Pacific Coast, Malibu Beach c. 100 yards west of where Malibu Creek meets the ocean, in Malibu 3 Comment
  SD95174  Abronia umbellata Mindy Kilpatrick 1972-5-21 29 Los Angeles El Segundo-Manhattan Beach sand dunes, 0.5-1.0 mile from ocean. Comment
  CAS-BOT-BC229298  Abronia villosa C. F. B. 1903-4-1 4125 Los Angeles Anaheim Comment
  SD90061  Acacia cyanophylla Nancy Ryan Zabriskie 1973-2-25 567 Los Angeles South Pasadena, untended vacant lot south of the east end of Mill Road, west side of the storm drain Comment
  RSA703431  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SEINET12159209  Acacia dealbata J. F. Bright, Wyman, C. 1931-1 5716 Los Angeles Hollywood Comment
  UCR270485  Acer macrophyllum R. G. Swinney 2011-3-22 14194 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA702081  Achillea millefolium Scott D. White, Pam DeVries 2004-5-18 10446 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA416189  Achillea millefolium M. Z. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mtns. Big Tujunga Canyon, 5 mi. N of Tujunga. 609 Comment
  CAS-BOT-BC211917  Achnatherum coronatum Peter H. Raven 1959-5-3 14104 Los Angeles 1.2 miles south of Mulholland Drive, Franklin Canyon, Santa Monica Mountains 259 Comment
  CAS-BOT-BC260440  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  SD52849  Acmispon argophyllus var. argenteus Peter H. Raven 1962-4-9 17149 Los Angeles San Clemente Island, Wilson Cove, in rocky grassland near barracks 60 Comment
  UC1302364  Acmispon dendroideus var. dendroideus Robert F. Thorne and P. C. Everett 1964-2-6 33439 Los Angeles Santa Catalina Island. (Perhaps 1 mi SW of Empire Landing), N central part of island. 243 Comment
  UCSB10458  Acmispon glaber Lloyd, Robert 1959-3-21 Los Angeles 1 1/4 miles south of dam in San Dimas Canyon on east side of the San Dimas Canyon Road, San Gabriel Mt. Range; Pacific Ocean drainage area 365 Comment
  LA52429  Acmispon glaber var. glaber Leo Boyd; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  OBI69392  Acmispon glaber var. glaber Dominique Joyner, Kitty Joyner 1994-4-2 13 Los Angeles Playa del Rey, disturbed area on Falmouth, across from front entrance to St. Bernard High School Comment
  SD240991  Acmispon heermannii var. heermannii Dan S. Cooper 2011-4-26 411 5 Los Angeles Los Angeles Basin/San Gabriel Mountains Foothills: Sunland Big Tujunga Wash, between 210 Fwy and Foothill Blvd. (Sunland 7.5'Q) 358 Comment
  SD69608  Acmispon maritimus Robert F. Thorne 1966-4-28 36198 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, dry rocky slope along road to Renton Mine 244 Comment
  SEINET5327564  Acmispon strigosus var. strigosus G. B. Grant 717 Los Angeles Pasadena So. Cal. Comment
  LA33931  Acmispon wrangelianus Peter H. Raven; 1959-5-3 14073 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  CAS-BOT-BC29201  Acourtia microcephala John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA0004108  Acrolasia davidsoniana L. R. Abrams 1902-6-30 2580 Los Angeles Mt. Wilson. Comment
  CHSC5093  Adenostoma fasciculatum M. MacArthur 1967-7-16 78 Los Angeles Along lower Chilao Flat road, keeping to left at fork, near turn-off to water tower, about 1/2 mi. off Angeles Crest Hwy., Angeles National Forest, San Gabriel Mts. 1584 Comment
  POM615  Adenostoma fasciculatum Caroline S. Weinland s.n. Los Angeles Palmer Canyon. N of Claremont. 381 Comment
  RSA11728  Adenostoma fasciculatum Fay A. MacFadden 1929-6-4 1073 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SEINET3156197  Adenostoma fasciculatum G. B. Grant 1904-6-3 23 Los Angeles Pasadena Comment
  RSA311404  Adenostoma fasciculatum var. fasciculatum Cheryl A. Lawson 1971-6-26 408 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA390562  Adenostoma fasciculatum var. fasciculatum Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA498002  Adenostoma fasciculatum var. fasciculatum Richard Barkalew 1929-4-22 s.n. Los Angeles Nicholas Canyon Comment
  LA52132  Adenostoma sparsifolium K. Kneen; 1933-8-25 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UC575049  Adenostoma sparsifolium K. Kueen 1933-8-25 Los Angeles foot of Saddle Peak; Santa Monica Mts., Saddle Peak Comment
Read comments
Mar 20 2015
  RSA0092269  Adiantum capillus-veneris R. G. Swinney 2010-9-13 13818 Los Angeles San Gabriel Mountains: c. 0.6 miles west of Falling Springs along Hwy.39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA729332  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7574 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 732 Comment
  UCR190226  Adiantum capillus-veneris R. G. Swinney 1998-7-30 6599 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  LA94099  Adiantum jordanii Lawrence L. Kiefer; 1966-3-26 1784 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  UC749005  Adiantum jordanii Louis C. Wheeler 1932-5-8 689 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  CAS-BOT-BC65630  Adiantum jordanii Grant 1901-3-10 3475 Los Angeles Pasadena, San Rafael Ranch Comment
  CAS-BOT-BC202626  Aesculus californica Le Roy Abrams; E. A. McGregor 1908-6-19 330 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SEINET10720747  Agave Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2625 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  RSA640169  Ageratina adenophora Louis C. Wheeler 1964-9-13 8581 Los Angeles Susanna Canyon by Ed Fricke's place: San Gabriel Canyon (east fork). Comment
  RSA600560  Ageratina occidentalis Louis C. Wheeler 1954-9-1 7087 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA95116  Agoseris heterophylla var. heterophylla F. W. Peirson 1922-7-7 3189 Los Angeles Swartout Valley, Wright's Ranch. 1845 Comment
  RSA0091795  Agoseris retrorsa Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  RSA0103350  Agoseris retrorsa R. G. Swinney 2011-5-19 14759 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  UC29381  Agoseris retrorsa J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  UCR223779  Agoseris retrorsa R. G. Swinney 2009-6-17 11160 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  UCSB31628  Agoseris retrorsa Griesel, Wesley 1962-5-2 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  SEINET3271572 Image available Agropyron cristatum R. G. Swinney 2008-6-17 9030 Los Angeles San Gabriel Mountains; 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  CATA4  Agrostis exarata Julie L. King 2013-5-14 1 Los Angeles Santa Catalina Island: Southeast corner of Haypress Reservoir 123 Comment
  RSA0104998  Agrostis exarata R. G. Swinney 2011-10-25 15893 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  CAS-BOT-BC139053  Agrostis pallens A. J. McClatchie s.n. Los Angeles Pasadena. Comment
  RSA603762  Agrostis stolonifera Joseph A. Ewan 1936-7-22 9793 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA279034  Ailanthus altissima Robert F. Thorne, C. W. Tilforth 1971-4-9 41510 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon, W Fork 488 Comment
  RSA584449  Allium burlewii R. G. Swinney 1992-7-10 1845 Los Angeles San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  RSA214287  Allium haematochiton L. C. Wheeler 1934-3-10 2423 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  RSA654227  Allium haematochiton Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  SBBG57492  Allium lacunosum var. davisiae R. Hoffmann 1929-5-19 Los Angeles above Big Rock Crk Comment
  RSA787531  Allium monticola Jane Tirrell 2012-6-4 LS 0058 Los Angeles Ridge above (south) Pacific Crest Trail approximately 0.75 miles west of Mt Hawkins 2566 Comment
  RSA802423  Allophyllum divaricatum Orlando Mistretta, Cher Batchelor 2011-7-27 6004 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  LA52306  Allophyllum glutinosum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA535543  Allophyllum glutinosum T. S. Ross, Annette Ross 1991-9-7 5957 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 375 Comment
  SBBG78925  Allophyllum glutinosum F. R. Fosberg 1931-7-14 5413 Los Angeles Hamilton Cyn 30 Comment
  UC624998  Allophyllum glutinosum F. R. Fosberg 1931-7-14 15413 Los Angeles Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 30 Comment
  RSA723971  Alternanthera caracasana R. E. Riefner 2007-8-3 07 -342 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. 290 Comment
  RSA145719  Amaranthus albus P. H. Raven 1961-9-24 16746 Los Angeles Bouquet Reservoir at east end 915 Comment
  SBBG72674  Amaranthus blitoides R. Hoffmann 1927-6-11 Los Angeles near Castaic Comment
  POM721  Amaranthus deflexus I. M. Johnston 1918-8-4 2115 Los Angeles Pomona. Locally very abundant at roadside. Comment
  UCR138517  Amaranthus retroflexus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA416872  Amblyopappus pusillus Blanche Trask 1900-03 3693 Los Angeles Avalon, Santa Catalina Island. Comment
  SBBG52783  Amblyopappus pusillus F. R. Fosberg 1931-4-29 4718 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 140 Comment
  UC625096  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles toward Middle Ranch Canyon, open ridge in small canyon Cottonwood Canyon; Santa Catalina Island 140 Comment
  UCD128670  Amblyopappus pusillus Daryl Koutnik 1978-4-28 416 Los Angeles Point Dume near Zuma Beach. 60 Comment
  UCR168287  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S- 4718 Los Angeles Channel Islands, Santa Catalina Island, between Cottonwood and Middle Ranch Canyons 140 Comment
  RSA0106885  Amblyopappus pusillus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 SCa- 767 Los Angeles Santa Cataling Island. Lower portion of Silver Canyon, ca. 0.25 miles inland from beach. 12 Comment
  UCR239971  Ambrosia acanthicarpa R. G. Swinney 2009-11-18 11658 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  RSA127780  Ambrosia chamissonis Peter H. Raven, Henry J. Thompson 1959-6-4 14331 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA416926  Ambrosia chamissonis Anstruther Davidson 1891-08 s.n. Los Angeles Los Angeles. Comment
  JEPS39440  Ambrosia salsola var. salsola F. W. Peirson 1921-5-19 1316 Los Angeles Little Rock Cr. San Gabriel Mts., Little Rock Cr. 944 Comment
  RSA36760  Amorpha californica Katherine Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon. Comment
  LA40187  Amsinckia intermedia A. M. Johnson; 1928-2-16 124 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SFV15558  Amsinckia intermedia R. K. Stachelek 1992-4-14 15 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. Dry streambed on left side of main dirt road. 490 Comment
  UC1587636  Amsinckia intermedia Tim Ross 1991-4-21 4547 Los Angeles ridgetop between Turnbull and Sycamore Canyons ((Puente Hills, pro parte)); Whittier Hills 320 Comment
  UCR219466  Amsinckia intermedia R. G. Swinney 2009-3-19 10149 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  UCR240288  Amsinckia intermedia A. C. Sanders 2006-4-11 32046 B Los Angeles Western Mojave Desert, Antelope Valley, NW of Fairmont Butte, Hwy 138 at 190th St. West 845 Comment
  POM4016  Amsinckia intermedia C. F. Baker 1903-4-1 4092 Los Angeles Claremont Comment
  RSA0079970  Amsinckia intermedia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36756 Los Angeles In Bulrush Canyon, Santa Catalina Island. 244 Comment
  UCR219818  Amsinckia tessellata R. G. Swinney 2009-4-24 10432 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA585528  Amsinckia tessellata Tim Ross, Steve Boyd 1991-3-23 4267 Los Angeles Lovejoy Buttes, on the Mojave Desert. NE portion of the main buttes, west of Lovejoy springs (destroyed by development). 851 Comment
  UC61147  Amsinckia tessellata var. tessellata Jos. Burtt Davy 1896-5-20 8601 Los Angeles Leonis Valley Comment
Read comments
Aug 2 2007
  RSA465142  Anagallis arvensis Cora Mae Life 1923-07 25 Los Angeles U.C. campus. Comment
  UC1871257  Ancistrocarphus filagineus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5029 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  SEINET3127847  Andropogon barbinodis Unknown 1903-3-11 3110 Los Angeles Sepulveda cyn., Santa Monica Mnts. Comment
  SBBG68171  Anisocoma acaulis R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  UC63093  Anisocoma acaulis H. M. Hall 1902-4-30 3023 Los Angeles near, s side Mohave Desert Mescal Creek; Mohave Desert 1371 Comment
  RSA603039  Antennaria dimorpha L. C. Wheeler 1955-4-16 7130 Los Angeles San Gabriel Mountains: Pinyon Flat. Comment
  RSA584619  Anthriscus caucalis T. S. Ross, Steve D. Boyd 1991-4-25 4592 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA596919  Anthriscus caucalis T. S. Ross, J. Mark Porter 1995-5-4 8522 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA573466  Anthriscus caucalis T. S. Ross 1992-5-8 6299 Los Angeles San Gabriel Mountains: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N. 1244 Comment
  JEPS83433  Antirrhinum coulterianum David M. Thompson 1983-5-14 309 Los Angeles hill directly across Sand Canyon Road from Live Oak Picnic Area (San Canyon Road); Mint Canyon Quad. (7.5', 1960) 640 Comment
  UCR259947  Antirrhinum coulterianum R. G. Swinney 2010-4-28 12438 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
  RSA425825  Antirrhinum kelloggii Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA762054  Antirrhinum multiflorum Orlando Mistretta, Christine Mistretta 2008-5-16 3106 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  CATA288  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1973-5-21 305 Los Angeles Santa Catalina Island: First ridge beyond Renton Mine Road entry gate 121 Comment
  UC859112  Aphanes occidentalis F. R. Fosberg 1931-3-24 S 4341 Los Angeles Hamilton Canyon; Santa Catalina Island 75 Comment
  RSA600027  Apiastrum angustifolium Steve Boyd, Lauren Raz 1997-5-6 9712 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
  POM3220  Apiastrum angustifolium D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA239859  Apocynum androsaemifolium John Dourley 1968-9-13 s.n Los Angeles just east from base of Mt. Baden-Powell 2011 Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  RSA0126403  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd 1991-4-25 4599 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  UCR193552  Aralia californica R. G. Swinney, Dave Larson 1999-6-25 7417 Los Angeles San Gabriel Mtns., south fork of Fern Canyon, NE of Browns Flat 1341 Comment
  POM354169  Arceuthobium abietinum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  POM354170  Arceuthobium campylopodum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  RSA756750  Arceuthobium campylopodum R. G. Swinney 2008-6-17 9049 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  SBBG36926  Arceuthobium campylopodum H. E. Hasse 1893-8-25 Los Angeles Acton Comment
  RSA58800  Arctium lappa Philip A. Munz 1950-8-10 15477 Los Angeles North end of Indian Hill Mesa, Claremont. Comment
  UCR126852  Arctostaphylos glandulosa A. C. Sanders, Mark A. Elvin 2003-6-18 26965 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 Comment
  RSA629099  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20242 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA733767  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 2000-6-19 7831 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  RSA631217  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21977 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA599792  Arctostaphylos glauca Steve Boyd, Lauren Raz 1997-3-25 9285 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA631714  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15685 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA634345  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22072 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634363  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20618 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634774  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20347 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA634856  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20572 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635074  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20376 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635099  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20328 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635149  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22032 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA238250  Arctostaphylos patula R. F. Thorne 1969-7-2 38333 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  RSA635233  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20672 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  UCR276824  Arenaria macradenia R. G. Swinney 2010-5-21 12877 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UC2026415  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10018 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  RSA105992  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2116 Los Angeles 14.0 miles S of Vincent on road to La Canada. Roadside bank and adjacent stream bank. Comment
  RSA532659  Argemone munita Tim S. Ross 1991-8-14 5759 -B Los Angeles Roundtop Mountain. 1878 Comment
  CATA3378  Aristida adscensionis Peter J. Dixon 2016-5-12 054 Los Angeles Santa Catalina Island: Lower Coffeepot Canyon, 110 m east of red ridge rd. 530 m north of Pacific Ocean 200 Comment
  RSA385027  Aristida ternipes var. gentilis George B. Grant 1905-4-2 s.n. Los Angeles Altadena Comment
  CAS-BOT-BC90163  Artemisia californica Joseph Andorfer Ewan 1932-10-22 10806 Los Angeles Above Avalon, Santa Catalina Island Comment
  RSA417235  Artemisia californica F. R. Fosberg 1931-12-10 7157 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  POM20620  Artemisia douglasiana Philip A. Munz 1923-11-8 7798 Los Angeles Lone Hill, Glendora. Comment
  RSA0081640  Artemisia douglasiana R. G. Swinney 2010-9-9 13737 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. 1997 Comment
  RSA595585  Artemisia douglasiana Lauren Raz, Steve Boyd 1996-10-23 058 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA652953  Artemisia douglasiana A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23277 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Canyon watersheds. 610 Comment
  UC1595414  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-7-29 5716 Los Angeles near n base Elephant Hill (on mesic n slope. W of Pomona); Puente Hills 228 Comment
  RSA643853  Artemisia nesiotica Steven A. Junak 1996-9-30 SC 1 -688 Los Angeles San Clemente Island: W side of island, in W fork of Norton Canyon. 320 Comment
Read comments
May 1 2015
  SEINET10800380 Image available Artemisia tridentata subsp. parishii Samuel B. Parish, W. F. Parish Parish 1065 Los Angeles Newhall. San Bernardino. Comment
  RSA0103915  Artemisia tridentata subsp. tridentata R. G. Swinney 2011-10-10 15733 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SBBG13536  Arthrocnemum subterminale E. R. Blakley 1961-9-23 4728 Los Angeles base of Ballast Pt, Catalina Harbor Comment
  RSA0104748  Asclepias californica Steve Boyd, Lauren Raz 1997-5-20 9803 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA0084937  Asclepias fascicularis R. G. Swinney 2010-9-13 13806 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA607698  Asclepias fascicularis Scott D. White 1997-11-5 6015 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 7 Comment
  UCR100426  Asclepias fascicularis Scott D. White 1997-11-5 6015 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  RSA629703  Asclepias fascicularis L. C. Wheeler 1967-7-6 9928 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  JEPS59991  Aspidotis californica Joseph Ewan 1931-12-7 3470 Los Angeles Spanish Canyon above Monrovia Comment
  POM158287  Aspidotis californica M. B. Dunkle 1928-5-12 1928 Los Angeles Santa Catalina Island: among large rocks, Empire Landing, 243 Comment
  UCSB8246  Aspidotis californica Wedberg, H. 1958-3-9 Los Angeles 1mi N of Chatsworth Comment
  RSA85549  Aspidotis californica F. W. Peirson 1920-4-26 4296 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  SBBG119428  Aspidotis californica S. D. White with P. De Vries 2000-5-18 7895 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  CAS-BOT-BC180498  Astragalus brauntonii G. P. Rixford 1928-5-20 s.n. Los Angeles Monrovia Comment
  RSA759630  Astragalus brauntonii A. Edwards, S. Norton 2010-8-5 2010 -4 Los Angeles City of Los Angeles, adjacent to Topanga State Park. Along and adjacent to existing trail. 538 Comment
  SEINET5323335  Astragalus brauntonii E. Braunton 1907-1 Los Angeles Comment
  SEINET12159809  Astragalus didymocarpus H. M. Hall 1902-1 3057 Los Angeles Nr. Elizabeth Lake Comment
  SEINET898804  Astragalus didymocarpus Lois E. James 1946-1 1747 Los Angeles Along the railroad tracks at Acton, Soledad Canyon. Comment
  RSA177707  Astragalus didymocarpus var. didymocarpus R. F. Thorne, Percy C. Everett 1965-5-12 34601 Los Angeles Santa Catalina Island. Upper end of Bulrush Canyon. 305 Comment
  CAS-BOT-BC182299  Astragalus didymocarpus var. didymocarpus Lois E. James 1946-4-25 1747 Los Angeles Along the railroad tracks at Acton, Soledad Canyon Comment
  RSA90155  Astragalus didymocarpus var. didymocarpus F. W. Peirson 1903-3-28 2345 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  UCR184100  Astragalus douglasii A. C. Sanders 2007-4-13 33405 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  CAS-BOT-BC178347  Astragalus gambelianus Alice Eastwood 1906-5-27 52 Los Angeles Garvanza - country adjacent to Los Angeles Comment
  RSA415576  Astragalus lentiginosus var. albifolius Anstruther Davidson 1922-05 3521 Los Angeles Lancaster. Comment
  UC81399  Astragalus lentiginosus var. fremontii Dr. A. Davidson Los Angeles Antelope Valley Comment
  SBBG19134  Astragalus nevinii R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  CAS-BOT-BC193028  Astragalus purshii var. tinctus Paul F. Covel 1938-4-19 1307 Los Angeles Hgwy just east Gorman Comment
  UCR214618  Astragalus trichopodus A. C. Sanders, Dan S. Cooper 2010-3-12 37359 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC1234764  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 mi w Middle Ranch turn-off (Santa Catalina Island); , Middle Canyon Comment
  SD113705  Astragalus trichopodus var. lonchus Darley F. Howe Apr 1915 53 Los Angeles Claremont Comment
  JEPS54901  Astragalus trichopodus var. phoxus W. L. Jepson 1939-4-14 19115 Los Angeles Topanga Canyon , Topanga Canyon (Santa Monica Mts.) Comment
  RSA624073  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-18 9655 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  SBBG12687  Atriplex argentea var. expansa E. R. Blakley 1962-6-9 5373 Los Angeles Triangulation Pt Black 2, 4.5 mi SE of Wilson's Cove 247 Comment
  POM155636  Atriplex californica M. B. Dunkle 1928-4-9 1816 Los Angeles Emerald Bay, Santa Catalina Island. 6 Comment
  SBBG65416  Atriplex canescens var. canescens Anstruther Davidson 1893-1 Los Angeles Lancaster Comment
  CATA3004  Atriplex coulteri Peter J. Dixon 2015-3-23 038 Los Angeles Santa Catalina Island: Big Springs Ridge, .25 mi SW of Empire Rd. 344 Comment
  RSA177734  Atriplex leucophylla R. F. Thorne, P. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  RSA478309  Atriplex leucophylla M. B. Dunkle 1928-4-11 1852 Los Angeles Isthmus, Santa Catalina Island. Comment
  CAS-BOT-BC180901  Atriplex nummularia Carl B. Wolf 1931-12-30 2635 Los Angeles Playa del Rey 30 Comment
  CATA3140  Atriplex pacifica Sarah Ratay 2010-12-14 133 Los Angeles Santa Catalina Island: Ridge above Balboa Yacht Club, to the west 39 Comment
  SD252313  Atriplex pacifica Steven A. Junak 1999-4-23 Sca 855 Los Angeles Santa Catalina Island: S side of island, saddle on ridgetop, below Triangulation Point granite 341 Comment
  CAS-BOT-BC176357  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC176361  Atriplex parryi Roxana S. Ferris 1918-6-12 913 Los Angeles In streets, Lancaster Comment
  RSA5213  Atriplex rosea C. B. Wolf 1932-9-13 s.n. Los Angeles Bryant Ranch. S.W. side of SE 1/4 sect. 27., (460 ft. east and 100 ft. no. of SW corner of SE 1/4 sect. 27. T4S R12W). 5 Comment
  UCR73393  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles Channel Islands, San Clemente Island, Lower Wilson Cove Canyon, SW of and above pier operations 41 Comment
  IRVC28600  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 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. 282 Comment
  RSA453979  Atriplex watsonii M. B. Dunkle 1939-4-5 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  SEINET3919639  Avena barbata L. M. Prince 2002-3-25 02 -277 Los Angeles Claremont. Vacant lot behind gas station on Claremont Ave. just north of Foothill Blvd.; 0 400 Comment
  UCSB6784  Avena barbata Haller, John 1950-5-9 Los Angeles University of California Botanical Garden Comment
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Nov 24 2014
  SD215341  Avena fatua Steve Boyd, Lauren Raz 1997-3-26 9357 Los Angeles Liebre Mountains Region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of Antelope Valley, south of Fairmount Reservoir. 975 Comment
  SFV20999  Avena fatua L. Gross 2003-3-23 815 Los Angeles San Fernando Valley Sunland, Sunhill Estates housing tract on south bluff overlooking Big Tujunga Wash. 335 Comment
  UCR214668  Azolla filiculoides A. C. Sanders, Dan S. Cooper 2010-4-30 38155 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  IRVC28560  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  SEINET11261321  Baccharis glutinosa K. Dobry 1976-4-24 41 Los Angeles Canoga Park, Bell Creek.; 0 290 Comment
  HSC24843  Baccharis salicifolia James Henrickson 1972-3-17 7179 Los Angeles 5 road miles along Angeles Crest Hwy. 5, NE of La Canada in San Gabriel Mtns. 823 Comment
  POM257558  Baccharis salicifolia C. B. Wolf 1932-5-10 3508 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard. 122 Comment
  UC1215157  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1962-5-8 17629 Los Angeles opposite of Wilson Cove (dunes on w side 0.3 mi from ocean); San Clemente Island 12 Comment
  RSA0051683  Baccharis viminea Lee Haines 1935-7-3 s.n. Los Angeles San Gabriel Mountains - Dalton Canyon. Comment
  RSA695659  Baeria chrysostoma Anonymous s.n. Los Angeles Near Covina Comment
  CAS-BOT-BC100027  Balsamorhiza deltoidea Ernest C. Twisselmann 1962-4-18 6970 Los Angeles Tejon Ranch: Oso Canyon at Oso Corrals 1005 Comment
  CAS-BOT-BC75755  Berberis nevinii C. Darland 1931-5-12 s.n. Los Angeles San Fernando. Comment
  UC56502  Berula erecta Ernest Braunton Aug 1902 647 Los Angeles Oak Knoll Comment
  RSA423235  Beta vulgaris Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  POM350840  Bidens frondosa L. C. Wheeler 1932-9-19 1401 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  POM266305  Bidens pilosa J. C. Roos 1942-9-12 1721 Los Angeles parkways, Santa Monica Comment
  RSA683192  Bituminaria bituminosa Scott D. White 2003-10-14 9827 Los Angeles Foothills above Sierra Madre; LA Dept. of Public Works Auburn debris basin, above the north terminus of Auburn Ave. (Mt. Wilson) 396 Comment
  UC2029998  Bituminaria bituminosa Valerie Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. Comment
  CATA1639  Bloomeria crocea Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2922 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  LA21889  Bloomeria crocea Louis Wheeler; 1932-4-30 672 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCD139097  Bloomeria crocea Kathy Tajbakhsh 1996-4-13 2 Los Angeles Santa Catalina Island: Fisherman's bay, outside the gates of the USC Marine Research Station. Comment
  RSA0125879  Boechera Steve Boyd, Lauren Raz 1997-6-17 9949 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  RSA802054  Boechera arcuata Orlando Mistretta, Cher Batchelor, Neal Kramer 2011-7-25 5976 Los Angeles On Rincon Red Box Road, in the vicinity of Newcomb Peak. 1211 Comment
  UC205868  Boechera californica I. M. Johnston 1918-3-21 1973 Los Angeles between Upland and Claremont (San Antonio Canyon Wash); San Antonio Canyon 365 Comment
  UCR118597  Bolboschoenus maritimus subsp. paludosus David Charlton, Lew Heide 1991-9-19 5601 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  POM78661  Bothriochloa barbinodis Albert J. Perkins 1920-2-11 s.n. Los Angeles Glendora. Little Dalton Trail. Comment
  RSA682648  Bougainvillea glabra LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1033 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  SD85087  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles San Clemente Island, Canyon head above Mosquito Cove and between Triangulation Points, Malo and Chenity. 274 Comment
  SEINET6031131  Boykinia occidentalis J. H. Barber 1898-8-3 s.n. Los Angeles Topango Comment
  RSA702818  Boykinia rotundifolia Scott D. White 2004-8-20 10724 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UCR277058  Boykinia rotundifolia R. G. Swinney 2011-9-22 15675 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  SEINET10448254  Brassica nigra Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4795 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  SEINET9119060  Brassica nigra E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon. Sandy streambed. Comment
  RSA0088407  Brassica rapa R. G. Swinney 2010-2-27 11765 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
  SFV5500  Brassica rapa W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  CAS-BOT-BC36735  Brassica rapa P. A. Munz 1918-4-11 2040 Los Angeles Claremont. Comment
  SD181712  Brickellia microphylla Louis C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South for Big Rock Creek, near mouth. Comment
  UCR270155  Bromus R. G. Swinney 2011-7-21 15525 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CAS-BOT-BC149341  Bromus arizonicus Geo. B. Grant 1904-4-27 6162 Los Angeles Pasadena. Comment
  LA18863  Bromus berteroanus Carl Epling; 1931-1 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  POM156341  Bromus carinatus Le Roy Abrams 1902-5-31 2485 Los Angeles Inglewood. Comment
  UCR48949  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CATA75  Bromus diandrus Peter Henrikson 1987-4-13 57 Los Angeles Santa Catalina Island: Hermit Gulch 121 Comment
  POM1252  Bromus diandrus Le Roy Abrams 1902-5-31 2483 Los Angeles Inglewood. Comment
  RSA747970  Bromus diandrus R. G. Swinney 2003-5-12 8205 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper Dunn Canyon drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
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Mar 20 2013
  SD31186  Bromus diandrus Edith A. Purer 1931-5-12 956 Los Angeles Palos Verdes Hills, waste ground Comment
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Jul 11 2010
  UCR178956  Bromus diandrus R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  CATA1011  Bromus hordeaceus Mark L. Hoefs 1995-5-4 1923 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  POM363874  Bromus hordeaceus A. M. Johnson 1933-5-17 4247 Los Angeles Del Rey Salt Marsh. Comment
  SBBG128544  Bromus hordeaceus M. L. Hoefs, S. A. Junak 1999-5-20 3045 Los Angeles near rd between Black Jack Cmpgrd and Airport Rd (by mine shaft) 487 Comment
  SBBG95223  Bromus hordeaceus M. B. Dunkle 1928-3-31 1777 Los Angeles Little Harbor Comment
  RSA658369  Bromus hordeaceus subsp. hordeaceus Naomi Zohman 1985-4-28 12 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SBBG131926  Bromus madritensis S. A. Junak 2000-5-19 SCa 1320 Los Angeles N-facing slope overlooking Button Shell Beach, N side of ridge between Button Shell Camp and White's Landing, just W of powerline route 228 Comment
  UCD59512  Bromus rubens Beecher Crampton 1968-8-10 8319 Los Angeles Santa Catalina Island, Avalon. Comment
  RSA729314  Bromus tectorum R. G. Swinney 1998-7-2 6222 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC1131273  Bromus tectorum A. Lewis 1933-4-23 190 Los Angeles 2 1/2 mi sw of Del Sur 853 Comment
  UCR124373  Calandrinia breweri I. W. Clokey, B. C. Templeton 1929-1 4524 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA151288  Calandrinia ciliata P. H. Raven 1962-4-10 17183 Los Angeles San Clemente Island. Small arroyo above Wilson s Cove 61 Comment
  UCR187252  Calandrinia ciliata A. C. Sanders 2006-4-18 32105 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA466547  Calandrinia ciliata Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  RSA377245  Calochortus albus Louis C. Wheeler 1932-6-12 814 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  CAS-BOT-BC487472  Calochortus albus LeRoy Abrams 1902-7-1 2620 Los Angeles Little Santa Anita Canyon Comment
  LA22337  Calochortus catalinae Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  RSA377286  Calochortus catalinae M. B. Dunkle 1932-6-2 2165 Los Angeles Santa Catalina Island. White's landing Comment
  UC457215  Calochortus catalinae Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  POM183610  Calochortus catalinae Joseph A. Ewan 1929-5-25 3485 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
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May 9 2014
  RSA758060  Calochortus clavatus var. clavatus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4252 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  RSA758003  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4251 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  RSA17063  Calochortus invenustus Carl B. Wolf 1936-5-27 7854 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  SEINET12044551  Calochortus splendens F. R. Fosberg 1931-1 54844 Los Angeles Santa Catalina Island, Sweetwater Canyon 160 Comment
  UCR232363  Calochortus striatus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7990 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 60 m west of Sierra Hwy and 20 m south of Avenue A 704 Comment
  CAS-BOT-BC248874  Calochortus weedii var. vestus Mark A. Elvin; Margie P. Elvin; K. Elvin; A. Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains: crest of the mountains at head of Salt Creek, 6.5 km SW of Stevenson Ranch 927 Comment
  POM351395  Calycadenia tenella Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 365 Comment
  SBBG121831  Calyptridium monandrum A. Parikh, N. Gale 2005-6-16 783 Los Angeles Portal Ridge, 0.6 km NW of intersection of N2/Johnson Rd, 1.4 km SE of intersection of N2/Munz Ranch Rd 1020 Comment
  UCR271974  Calyptridium monandrum R. G. Swinney 2011-5-31 14892 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
  UCR50860  Calyptridium monandrum A. C. Sanders 1988-5-18 7827 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UC879426  Calystegia macrostegia J. Q. A. Fritchey 1890-3-11 85 Los Angeles hill above Los Angeles; hills above Los Angeles Comment
  CAS-BOT-BC215796  Calystegia macrostegia subsp. intermedia Timothy S. Ross; Darin Banks 1994-4-12 7482 Los Angeles Westerly draw draining from ridge which divides S. Fr. Cyn from Dy Canyon, ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon, San Francisquito Canyon, Liebre Mountains 554 Comment
  RSA729364  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-27 6495 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA563512  Calystegia peirsonii T. S. Ross, S. D. Boyd 1993-6-30 7384 Los Angeles 500 m NNW of May Canyon Saddle. 978 Comment
  UCR213379  Camissonia Dan S. Cooper 2010-3-23 20100323- 04 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, north end of Commonwealth Ave., near entrance to nursery 265 Comment
  POM12285  Camissonia bistorta F. L. Robinson 1921-4-15 37 Los Angeles Claremont. Comment
  POM3212  Camissonia bistorta Minnie Reed 1892-3-20 s.n. Los Angeles Pomona. Comment
  RSA228887  Camissonia bistorta Robert F. Thorne 1971-6-26 40622 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  LA46866  Camissonia boothii subsp. decorticans A. M. Johnson; 1928-2-16 2800 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA466151  Camissonia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA562802  Camissonia californica D. Charlton 1990-4-7 4198 Los Angeles Kentucky Springs, Sierra Highway S of Palmdale, foothills of San Gabriel Mountains. 701 Comment
  HSC87035  Camissonia campestris A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7773 Los Angeles Lancaster, near Quartz Hill, S of Ave. L at 37th St. W 747 Comment
  UCR14585  Camissonia campestris George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns., Calif. Hwy 2, 2 miles SW of Calif. Hwy 138, beside Sheep Creek 1524 Comment
  RSA239472  Camissonia cheiranthifolia subsp. cheiranthifolia E. R. Blakley 1962-6-10 s.n. Los Angeles Few prostrate on large sand dunes near Wall #2. San Clemente Island. 9 Comment
  RSA448976  Camissonia hirtella H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  RSA646983  Camissonia hirtella LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 176 Los Angeles San Rafael Hills: Ridgetop near lookout Tower, East of the (2) Glendale Freeway. 549 Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA647945  Camissonia intermedia Michelle Manolovitz, Brian Manolovitz 1992-5-19 27 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA774844  Camissonia pallida R. G. Swinney 2009-4-29 10586 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR194016  Camissonia pallida R. G. Swinney 1999-5-22 7195 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR194151  Camissonia pallida A. C. Sanders 2008-4-13 34883 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  POM126851  Camissonia pallida subsp. pallida Jos. Burtt Davy 1896-05 2529 Los Angeles Antelope Valley. Comment
  RSA587385  Camissonia pallida subsp. pallida Orlando Mistretta 1992-5-8 281 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  RSA713733  Camissonia pallida subsp. pallida LeRoy Gross 2005-4-28 2144 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
  CDA37992  Camissonia strigulosa G. C. Fleischman 1942-4-18 s.n. Los Angeles Along Beverly Drive, Altadena. 0 Comment
  UCR271316  Camissoniopsis hirtella R. G. Swinney 2011-5-12 14670 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC160527  Camissoniopsis lewisii John H. Thomas 1957-4-27 6666 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica 60 Comment
  SDSU19959  Capsella bursa-pastoris S. H. Bullock 1968-3-26 10 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th streets. 351 Comment
  SD30978  Capsella bursa-pastoris Edith A. Purer 1931-2-21 162 Los Angeles Palos Verdes Comment
  RSA484618  Cardamine californica var. integrifolia F. R. Fosberg 1932-1-26 7408 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  LA212196  Cardamine oligosperma Louis C. Wheeler; 1932-3-20 506 Los Angeles SAN GABRIEL MOUNTAINS, San Dimas Canyon 518 Comment
  POM78666  Cardaria draba Barry L. Jones 1924-4-15 s.n. Los Angeles [Unspecified] Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  UCR125556  Carduus pycnocephalus A. C. Sanders 2003-5-26 26854 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA659539  Carduus pycnocephalus Monica Acosta 1998-5-19 12 Los Angeles The Voorhis Ecological Reserve at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  UCR203255  Carex R. G. Swinney 2001-8-27 8125 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  CAS-BOT-BC17686  Carex alma I. Johnston 1917-5-13 27 E Los Angeles El Monte. 121 Comment
  RSA0110582  Carex alma R. G. Swinney 2011-6-15 15198 A Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA678240  Carex alma Valerie Soza, Steve Boyd 2002-4-10 1405 Los Angeles Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 518 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
  SEINET7549355 Image available Carex alma Tim Ross, Steve Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. Valyermo 7.5' USGS quadrangle. 1236 Comment
  SEINET7549358 Image available Carex alma Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3001 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1254 Comment
  RSA729656  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  CAS-BOT-BC19231  Carex barbarae Alice Eastwood 1906-5-27 140 Los Angeles Laurel Canyon. Comment
  UC56691  Carex barbarae Ernest Braunton 1903-1-20 799 Los Angeles Oak Knoll Comment
  CAS-BOT-BC21312  Carex fracta Joseph Andorfer Ewan 1934-8-9 8424 Los Angeles San Gabrel Mountains. Kratka Ridge. Cedar Spring. 2042 Comment
  RSA0025150  Carex fracta Jane Tirrell 2012-6-11 LS 0062 Los Angeles Lily Spring; north-facing forested slope near spring pproximtely 0.25 miles northwest of Mt Hawkins 2455 Comment
  UC1257220  Carex fracta Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38857 Los Angeles 1.7 mi S of Dawson Saddle (Angeles Crest Hwy at headwater of S Fork, Big Rock Creek); San Gabriel Mountains, Angeles National Forest 2316 Comment
  RSA229080  Carex heteroneura var. heteroneura Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38894 Los Angeles 1.3 mi SE of Dawson Saddle 2332 Comment
  POM14321  Carex phaeocephala Phillip A. Munz 1922-7-21 6118 Los Angeles Mt. San Antonio 2988 Comment
  CAS-BOT-BC118427  Carex praegracilis George B. Grant 1910-2-1 3425 Los Angeles Oak Knoll Pasadena Comment
  SBBG57185  Carex praegracilis R. Hoffmann 1929-5-21 Los Angeles Lancaster Comment
  RSA364679  Carex praegracilis Robert Gustafson 1981-3-18 2125 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA605014  Carex schottii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR260366  Carex senta R. G. Swinney 2010-4-30 12445 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA719931  Carex spissa R. G. Swinney 1997-10-18 5884 Los Angeles Harrow Canyon above Gelndora c. 0.25 mi. N of Harrow Canyon Debris Basin 488 Comment
  SBBG98524  Carex tumulicola T. Ross 1991-5-21 5390 Los Angeles upper E branch of Box Cyn 463 Comment
  UC1012117  Castilleja affinis subsp. affinis Francis W. Pennell 1940-5-5 25322 Los Angeles e of San Fernando 396 Comment
  RSA730603  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-10 38436 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  JEPS19356  Castilleja foliolosa Marcus E. Jones, A. M. 1882-2-25 2827 Los Angeles Pasadena Comment
  JEPS8746  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4721 Los Angeles San Francisquito Canyon 800 Comment
  RSA607002  Castilleja foliolosa Louis C. Wheeler 1930-5-22 s.n. Los Angeles Palmdale. Comment
  SD185310  Castilleja foliolosa Andy C. Sanders 2005-5-11 30173 Los Angeles Santa Clarita area, Plum Canyon along Plum Canyon Road. Between crest and vernalpool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 579 Comment
  RSA400547  Castilleja foliolosa M. Bisbee 1917-5-24 s.n. Los Angeles Hill sides, Eagle Rock Comment
  RSA400554  Castilleja foliolosa Ora M. Clark 1929-3-29 1798 Los Angeles East of Sandberg. Comment
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Sep 17 2007
  UCR256587  Castilleja linariifolia Anuja Parikh, Nathan Gale 2011-6-7 3422 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 3.9 km west of State Hwy 14, 1.8 km SW of California Aqueduct 1040 Comment
  RSA226911  Castilleja miniata subsp. miniata Robert F. Thorne 1971-8-25 41255 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA639165  Castilleja miniata subsp. miniata Louis C. Wheeler 1967-9-3 10636 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  RSA448773  Castilleja minor subsp. spiralis Christopher Davidson 1967-10-7 959 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  JEPS78783  Castilleja plagiotoma L. R. Heckard with Michael Morris 1976-6-13 4262 Los Angeles ca 3 mi w Wrightwood (along Route 2, 0.5 mi e of Big Pines Ranger Station, 0.5 mi w of Holiday Hill Ski Lifts); San Gabriel Mts. 1828 Comment
  POM71664  Castilleja plagiotoma F. W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, south of Swartout Valley 2287 Comment
  UCR124714  Castilleja plagiotoma B. C. Templeton 1933-6-16 5146 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  UCR147780  Castilleja plagiotoma Valerie Soza, L. Lubinsky 2000-6-23 1025 Los Angeles San Gabriel Mountains, South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle 1646 Comment
  SD247376  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slope above Interstate 5, ca. 0.7 mile east of Gorman. 1230 Comment
  UCR282194  Caulanthus heterophyllus D. E. Bramlet 2011-4-27 4811 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, south Big Tujunga Reservoir 915 Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  RSA66841  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1918-6-6 63 Los Angeles East of Rubio Canyon Comment
  CAS-BOT-BC47917  Ceanothus arboreus George B. Grant; Walter Wheeler 1904-4-21 6146 Los Angeles Santa Catalina Island Comment
  RSA771955  Ceanothus arboreus Robert F. Thorne 1968-2-25 37912 Los Angeles Cherry Valley, Santa Catalina Island. Comment
  RSA706216  Ceanothus cordulatus Tim Thibault, K. E. Olshewsky 2004-5-23 287 Los Angeles Mt. Williamson. 2074 Comment
  UCR43332  Ceanothus cordulatus David Charlton 1986-6-15 222 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  LA41985  Ceanothus crassifolius C. L. Hogue; 1954-4-11 sn Los Angeles Pacoima, Small side canyon off Pacoima Canyon 548 Comment
  RSA202464  Ceanothus crassifolius R. L. Armacost 1963-5-7 1635 Los Angeles Mulholland. 2 mi E of Tapia. Santa Monica. Comment
  RSA398874  Ceanothus crassifolius Edwin Kline 1926-5-9 s.n. Los Angeles Tujunga Canyon. Comment
  CHSC26360  Ceanothus cuneatus H. Takahashi 1967-4-15 91 Los Angeles Palmdale area, Bouquet Canyon Rd. in Bouquet Canyon. 487 Comment
  RSA535895  Ceanothus cuneatus Tim S. Ross 1991-9-2 5942 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  RSA399901  Ceanothus integerrimus Albert J. Perkins 1918-1-19 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  SDSU17720  Ceanothus integerrimus S. H. Bullock 1968-3-29 20 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  CAS-BOT-BC50562  Ceanothus leucodermis Le Roy Abrams; E. A. McGregor 1908-6-19 328 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  POM156327  Ceanothus leucodermis L. R. Abrams 1902-7-1 2609 Los Angeles Near summit of Mt. Wilson 1738 Comment
  UCR212838  Ceanothus leucodermis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1816 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River above Morris Dam, steep slope above reservoir at bridge 385 Comment
  RSA0045487  Ceanothus leucodermis Paul M. Inman 1983-5-8 50883 -2 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabriel Mountains, about 1 mile north of Arcadia, on the upper Winter Creek trail to Hoegee's Camp. 914 Comment
  CAS-BOT-BC83795  Ceanothus megacarpus D. O. Burge; S. Ratay 2007-3-24 811 b Los Angeles Santa Catalina Island 420 Comment
  JEPS42342  Ceanothus megacarpus Ira W. Clokey, B. Templeton Apr. 1929 4508 Los Angeles Mandeville Canyon Santa Monica Mts. Comment
  RSA25653  Ceanothus megacarpus Carl B. Wolf 1941-7-9 10930 Los Angeles 3.3 mi So. of the sumit of Topango Canyon Rd. 366 Comment
  SD28069  Ceanothus megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalong Canyon, Above the last almond orchard. 121 Comment
  RSA0028422  Ceanothus megacarpus Peter H. Raven, Robert F. Thorne 1964-5-7 19028 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA399702  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Cape Canyon, Catalina Island Comment
  SBBG32103  Ceanothus megacarpus var. insularis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -177 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  POM265803  Ceanothus oliganthus J. C. Roos 1942-3-7 1106 Los Angeles On brushy delta, La Canada Comment
  UCR271654  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-3-26 14200 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  CHSC95767  Ceanothus oliganthus var. oliganthus LeRoy Gross 2001-1-28 335 Los Angeles Verdugo Mountains, North side: Along dirt road were Mesa Lila Road ends, at bottom of Ridge between Engleheard and Henderson Canyons. 487 Comment
  SEINET235619  Ceanothus oliganthus var. oliganthus Scott D. White 1997-5-8 5089 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below San Gabriel Reservoir. 400 Comment
  SD253534  Ceanothus oliganthus var. orcuttii R. G. Swinney 2011-3-26 14200 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon )Glendora 7.5'Q) 476 Comment
  CAS-BOT-BC63301  Ceanothus spinosus Le Roy Abrams 1901-4-3 1252 Los Angeles Santa Monica Mts. 243 Comment
  OBI26223  Ceanothus spinosus Mark Schneider 1973-5-3 27 Los Angeles 1/4 mi W of Topanga Cyn Blvd, topanga cyn, Santa Monica Mts Comment
  RSA652874  Ceanothus spinosus Ron Martinolich 1991-5-14 74 Los Angeles Los Angeles, Muholland Drive, 1.25 miles west of intersection with Encino Hills Drive,on roadside. Comment
  CAS-BOT-BC52498  Ceanothus vestitus Robert F. Thorne 1969-7-2 38274 Los Angeles San Gabriel Mts., Angeles National Forest 1615 Comment
  UC1511508  Centaurea cineraria Elizabeth McClintock 1984-6-3 Los Angeles Residential planting, Santa Monica. Comment
  UCR259921  Centaurea melitensis R. G. Swinney 2010-4-28 12439 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
  RSA705966  Centaurium venustum subsp. venustum M. Wall, Katie Sims 2005-6-9 394 Los Angeles Rancho Santa Ana Botanic Garden native to site in plant communities section D-13. Comment
  RSA252880  Centrostegia thurberi Robert F. Thorne 1973-5-11 43534 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA632002  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  SFV21673  Cercis occidentalis J. N. Hogue 2009-4-16 336 .1 Los Angeles Santa Monica Mountains Zuma Canyon, Backbone Trail west of Newton Canyon. 450 Comment
  UCR223760  Cercocarpus betuloides R. G. Swinney 2009-5-28 10975 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SEINET6331968  Cercocarpus betuloides G. B. Grant 1902-1 158 Los Angeles Coast Ranges, Pasadena Comment
  CAS-BOT-BC142107  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-6-19 325 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC142114  Cercocarpus betuloides var. betuloides Carl B. Wolf 1932-5-10 3505 Los Angeles Avalon Canyon, above the last almond orchard - Santa Catalina Island 121 Comment
  CAS-BOT-BC142148  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1941-3-10 10326 Los Angeles Ridge west of U.S. Highway #99 near Pico Canyon Road 472 Comment
  RSA587507  Cercocarpus betuloides var. betuloides Orlando Mistretta 1995-3-24 1567 Los Angeles San Gabriel Mountains: Carr canyon. 1280 Comment
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Jul 28 2014
  SEINET13276842 Image available Cercocarpus betuloides var. betuloides R. G. Swinney 2011-1 15170 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UC12144  Cercocarpus betuloides var. betuloides W. H. Brewer Jan. 1861 123 Los Angeles San Gabriel Comment
  SD69650  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island: Wild Boar Gully (Cercocarpus Arroyo). 152 Comment
  UCSB2759  Cercocarpus betuloides var. blancheae Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  RSA449447  Cercocarpus ledifolius Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1250 Comment
  SD69647  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36900 Los Angeles Santa Catalina Island; Salta Verde, lateral gully to Wild Boar Gully. 213 Comment
  RSA0080768  Cestrum nocturnum R. G. Swinney 2010-6-11 13247 Los Angeles Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  CHSC98405  Chaenactis artemisiifolia LeRoy Gross 2001-5-6 380 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd city of Sun Valley. Sunny open southeast facing slope near ridgetop. Comment
  LA200180  Chaenactis artemisiifolia M. Zartlin; 1951-5-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC276899  Chaenactis fremontii Miles No date on label s.n. Los Angeles Santa Barbara Comment
  RSA688842  Chaenactis glabriuscula Scott D. White, Michael Honer 2003-6-11 9536 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at 'Old Ridge Rt.' 396 Comment
  JEPS34182  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  POM351749  Chaenactis glabriuscula var. glabriuscula F. R. Fosberg 1930-7-3 3078 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SBBG12582  Chaenactis glabriuscula var. glabriuscula E. R. Blakley 1958-5-9 2261 Los Angeles ca. 2 mi E of Gorman 1097 Comment
  UC63017  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1902-5-3 3108 Los Angeles San Francisquito Comment
  UCR270831  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-24 14807 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA590597  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Walter Appleby 1993-5-20 7181 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UCR179967  Chaenactis stevioides R. G. Swinney 1996-5-27 4740 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCR281876  Chaenactis stevioides Mitch Provance 2010-5-20 510- 17 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UC1119733  Chaenactis stevioides A. D. Gifford 1935-4-21 613 Los Angeles 2 mi ne of Manzana; Tejon 853 Comment
  SBBG65620  Chaenactis xantiana R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  SBBG98299  Chaenactis xantiana Anstruther Davidson, H. E. Hasse 1906-6-9 Los Angeles Big Rock Crk Comment
  UCR184357  Chaenactis xantiana A. C. Sanders 2007-4-19 33456 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA499111  Chamaesyce albomarginata L. C. Wheeler 1936-7-7 4214 Los Angeles Coast highway 2.5 mi. E Dekker Ranch road, South side Santa Monica Mts. 6 Comment
  RSA70533  Chamaesyce melanadenia Joseph A. Ewan 1931-4-25 4169 Los Angeles S. Fork La Tuna Canyon, Verdugo Range. Comment
  POM86477  Chamaesyce polycarpa var. polycarpa George B. Grant 3855 Los Angeles Pasadena Comment
  CDA4803  Chamaesyce prostrata L. C. Wheeler 1969-5-8 s.n. Los Angeles Sierra Madre Elementary School: 160 Canon Ave. Sierra Madre. . 0 Comment
  RSA604373  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  RSA611074  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: Harbor Blvd. at 4th Street. 3 Comment
  SBBG130730  Chamaesyce serpyllifolia S. A. Junak 2000-10-12 SCa 1414 Los Angeles Middle Cyn, along N side of Thompson Reservoir, NW side of reservoir 204 Comment
  RSA594678  Chenopodium album L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  RSA607520  Chenopodium ambrosioides L. C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon. 670 Comment
  RSA562655  Chenopodium botrys D. Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, 6 miles north of La crescenta near georges gap 914 Comment
  UCD97949  Chenopodium californicum Richard Bates 1949-4-1 s.n. Los Angeles Faculty Hill, UCLA campus, Westwood. Comment
  UCR223149  Chenopodium desiccatum R. G. Swinney 2009-7-22 11333 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SD107892  Chenopodium macrospermum Robert F. Thorne, D. Propst 1974-9-12 45096 Los Angeles Santa Catalina Island: Desiccated margin of Thomson Reservoir in coastal sage scrub. 214 Comment
  CAS-BOT-BC460919  Chenopodium missouriense Grace Cole Fleischman 1956-11-12 s.n. Los Angeles East Pasadena Comment
  UC465472  Chenopodium multifidum Geo. B. Grant 1904-8-1 1133 Los Angeles Pasadena Comment
  RSA248899  Chenopodium murale R. F. Thorne 1973-4-12 42926 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  RSA748059  Chenopodium pratericola R. G. Swinney 2005-7-21 8329 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SEINET5765126 Image available Chenopodium pumilio Unknown 1906-1 7178 Los Angeles Pasadena Comment
  POM307840  Chenopodium pumilio Henry J. Ramsey, Henry J. Ramsey 1938-1-9 2761 Los Angeles Altadena, North Craig Avenue Comment
  UCR127381  Chenopodium rubrum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25522 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA423250  Chenopodium strictum var. glaucophyllum Wm. Martin, R. Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  UCR127150  Chlorogalum pomeridianum A. C. Sanders, Mark A. Elvin 2003-6-18 26952 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCD138443  Chlorogalum pomeridianum Louis C. Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains. South side of Millard Canyon; ca. 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  CAS-BOT-BC252767  Chorizanthe parryi var. fernandina W. S. Lyon 1884-4-1 s.n. Los Angeles Los Angeles River Comment
  SBBG128649  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-30 2961 Los Angeles Newhall Ranch, W side of Grapevine Mesa, 4 km SW (216 deg ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  SBBG132187  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-12 2167 Los Angeles 2.9 km SE of Hwy 126, 2.1 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch 380 Comment
  SBBG62230  Chorizanthe parryi var. fernandina R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA65167  Chorizanthe parryi var. parryi F. W. Peirson 1920-5-12 2131 Los Angeles Foothill Blvd. San Gabriel Wash, S base of San Gabriel Mts. 183 Comment
  UCR222793  Chorizanthe perfoliata R. G. Swinney 2009-5-12 10744 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA29723  Chorizanthe procumbens Louis C. Wheeler 1934-1 766 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  POM6770  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Comment
  RSA226228  Chorizanthe staticoides Gary D. Cromwell, David W. Wheat 1971-4-30 621 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora, west-facing slope above lower part of canyon 396 Comment
  RSA802342  Chorizanthe staticoides Orlando Mistretta, Christine Mistretta 2011-7-13 5927 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  UCD99991  Chorizanthe staticoides A. C. Sanders; Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCD99996  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 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. 457 Comment
  RSA621303  Chorizanthe watsonii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR206467  Chrysanthemum coronarium A. C. Sanders, T. B. Salvato 2009-5-20 36844 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA476625  Chrysolepis sempervirens Fordyce Grinnell Jr. 1910-9-20 s.n. Los Angeles Mt. Waterman 2591 Comment
  POM118186  Chrysothamnus nauseosus subsp. hololeucus H. M. Hall 1917-10-27 10586 Los Angeles 16km W of Lancaster, Antelope Valley Comment
  RSA601157  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1966-10-22 9042 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  RSA568518  Cicer arietinum Anstruther Davidson 439 Los Angeles San Gabriel Mountains. Comment
  SBBG43863  Cirsium occidentale var. californicum M. R. Benedict 1971-6-26 Los Angeles near rd 0.5 mi S of Wilson Cove Comment
  UCR149888  Cirsium occidentale var. californicum R. G. Swinney 1999-6-18 7325 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  IRVC26282  Cirsium occidentale var. occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2912 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  POM352177  Cirsium occidentale var. occidentale M. B. Dunkle 1931-4-22 2470 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UC557662  Cirsium occidentale var. occidentale Nell Murbarger 1936-3-1 102 Los Angeles San Clemente Island Comment
  RSA629710  Cirsium vulgare L. C. Wheeler 1967-7-6 9926 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA394286  Citrullus lanatus Robert Gustafson 1981-7-15 2331 Los Angeles Ballona Wetlands, Area 2 Comment
  RSA0115257  Clarkia bottae Richard G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA226237  Clarkia bottae Gary D. Cromwell, David W. Wheat 1971-7-1 695 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. 2 miles NE of Glendora. 427 Comment
  SFV6234  Clarkia bottae M. H. Grayum, B. Hannum 1974-6-1 s. n. Los Angeles Santa Susana Mountains Oat Mountain, north slope of mountains. Roadcut on spur road leading north to oil well from main ridge road. 983 Comment
  UC107831  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  RSA133258  Clarkia cylindrica Peter H. Raven 1959-5-3 1250 Los Angeles Santa Monica Mountains: Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  UCR147725  Clarkia cylindrica Steve Boyd, Amber Maurice 2004-5-18 11323 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR139126  Clarkia cylindrica subsp. cylindrica L. C. Wheeler 1967-5-18 9638 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  CAS-BOT-BC172107  Clarkia dudleyana Timothy S. Ross 1993-6-1 7359 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail, San Gabriel Mountains 731 Comment
  JEPS43825  Clarkia dudleyana Frank W. Peirson 1919-6-7 466 Los Angeles Cow Canyon Divide San Gabriel Mountains 1371 Comment
  UC1234790  Clarkia epilobioides Peter H. Raven 1962-5-22 17823 Los Angeles above Emerald Bay; Santa Catalina Island 121 Comment
  POM3085  Clarkia heterandra L. R. Abrams, E. A. McGregor 1908-6-19 340 Los Angeles Oak Grove Canyon, Liebre Mts. 1067 Comment
  CAS-BOT-BC163709  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1919-5-29 8962 Los Angeles San Gabriel Canyon Comment
  UCR260402  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR88512  Clarkia unguiculata Scott D. White, Chet McGaugh 1995-5-9 3025 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
  RSA590867  Claytonia exigua subsp. exigua Orlando Mistretta 1994-1 996 Los Angeles San Gabriel Mountains: Little Rock creek. slopes E of Little Rock Reservoir. 976 Comment
  RSA772108  Claytonia parviflora R. G. Swinney 2009-4-28 10542 Los Angeles summit of Mt. Emma 1585 Comment
  SEINET11942588  Claytonia parviflora I. W. Clokey, Templeton, B. 1929-1 4526 Los Angeles Mandeville Canyon, Santa Monica Mountains 365 Comment
  SBBG112772  Claytonia parviflora subsp. parviflora S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 524 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  UCR273296  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA660410  Claytonia parviflora subsp. utahensis Orlando Mistretta 1992-5-21 375 Los Angeles Right Star Mine, S of Acton. Comment
  UCR4121  Claytonia perfoliata Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  UCR71247  Claytonia perfoliata Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4293 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  RSA675815  Claytonia perfoliata subsp. mexicana LeRoy Gross 2003-3-7 754 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  SD69498  Claytonia perfoliata subsp. mexicana Robert F. Thorne 1966-4-7 35963 Los Angeles Santa Catalina Island: bottom of canyon Cherry Valley 60 Comment
  UC852087  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4527 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 365 Comment
  UCD100778  Claytonia perfoliata subsp. mexicana Geoffrey Levin 1974-4-27 48 Los Angeles Evoy Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. 751 Comment
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Apr 1 2014
  RSA0091716  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA597769  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9181 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  CAS-BOT-BC91386  Clematis lasiantha Timothy S. Ross; Steve Boyd 1994-5-4 7654 Los Angeles Liebre Mountains. Grass Mountain. Ridgetop saddle between the main summit and the northeast summit. 1383 Comment
  RSA650480  Clematis lasiantha Glen Johnson 1949-5-4 s.n. Los Angeles San Gabriel Canyon. 1220 Comment
  RSA660626  Clematis lasiantha Matt Bogdanoff 1981-5-29 42 Los Angeles Ca. Hwy 39, 18.1 miles N of junction with Sierra Madre. Comment
  RSA440829  Cleome isomeris F. R. Fosberg 1931-5-17 S- 4884 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  POM96827  Cnicus benedictus P. A. Munz 1926-5-3 10813 Los Angeles Weed along car track, Pomona Jct. 305 Comment
  SBBG44398  Collinsia bartsiifolia var. davidsonii R. Hoffmann 1931-5-15 Los Angeles Lancaster Comment
  RSA79799  Collinsia childii F. W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon, trail to San Antonio Peak, San Gabriel Mountains 1372 Comment
  POM199770  Collinsia heterophylla I. W. Clokey, Bonnie C. Templeton 1929-05 4461 Los Angeles Mandeville Canyon. 550 Comment
  RSA408280  Collinsia heterophylla J. T. Howell 1928-5-6 3782 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  POM49332  Collinsia heterophylla var. austromontana Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  LA105379  Collinsia parryi Barry A. Prigge; 1989-4-23 8484 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  RSA0016821  Collinsia parryi George B. Grant 1905-5-4 201 Los Angeles Near Pasadena. Comment
  RSA0104905  Colutea arborescens R. G. Swinney 2011-10-25 15871 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  RSA305981  Colutea arborescens Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  RSA563507  Colutea arborescens Tim S. Ross, W. Appleby 1993-6-8 7373 Los Angeles Western San Gabriel Mountains: Bear Divide; off the west side of Little Tujunga Road, just east of the Forest Service Station. At head of draw draining SE to Pacoima Canyon. 793 Comment
  LA88614  Comarostaphylis diversifolia subsp. planifolia P. C. Everett; Robert F. Thorne 1965-6-24 35032 Los Angeles Santa Catalina Island, Santa Catalina Island: W slope of Orizaba Mt. near upper end of Escondido Canyon, near spring and water pipe line to Ranch Escondido 274 Comment
  UCR125769  Commelina benghalensis A. C. Sanders 2003-5-26 26842 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA305711  Convolvulus arvensis Mark Hoefs 1973-6-5 329 Los Angeles Santa Catalina Island: Middle Ranch Canyon. Comment
  RSA394792  Convolvulus arvensis Robert Gustafson 1980-8-29 1884 Los Angeles Ballona Wetlands, Area 3. Comment
  SEINET10808297  Conyza bonariensis David B. Dunn 1947-7-20 Dunn 2995 Los Angeles Collected at 316 North Avenue 50. Comment
  RSA598268  Conyza canadensis R. G. Swinney 1989-11-24 1496 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Debris Basin. 365 Comment
  RSA301930  Conyza canadensis J. R. Shevock 1972-9-16 2259 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  PASA92  Cordylanthus rigidus Frank W. Peirson 1918-8-6 Los Angeles Mt. Wilson Toll Road, San Gabriel Mts., 2850ft 868 Comment
  UCR31323  Coreopsis calliopsidea A. C. Sanders 1983-4-16 3722 Los Angeles Mojave Desert, Antelope Valley, Ave. 170 near Saddleback Butte & Ave. 'H 915 Comment
  CAS-BOT-BC287093  Coreopsis douglasii Ira L. Wiggins; W. R. Ernst 1958-5-2 231 Los Angeles 1 mile NW of Little Rock Comment
  LA88345  Coreopsis gigantea Henry J. Thompson; 1943-2-20 Los Angeles 9 Comment
  RSA3611  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA0001073  Coreopsis stillmanii var. jonesii Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena. Comment
  UC1119260  Corethrogyne filaginifolia A. D. Gifford 1935-1-16 418 Los Angeles in canyon 7 1/2 mi ese Whitaker Pk.; Tejon Quad. Comment
  UCR162576  Coronopus didymus Anuja Parikh, Nathan Gale 2004-6-1 2017 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  CATA2208  Cotoneaster pannosus Sara L. Crockett 1997-3-14 90 Los Angeles Santa Catalina Island: Hillside adjacent to small park at base of Avalon Canyon Road near 5-way intersection, below steps leading up to Country Club Drive 36 Comment
  UCR90737  Cotula australis Scott D. White 1996-3-2 3815 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  UC831109  Crassula connata var. erectoides F. R. Fosberg 1931-3-20 S 4313 Los Angeles mouth of Hamilton Canyon; Santa Catalina Isl., Hamilton Canyon 2 Comment
  RSA199159  Crossosoma californicum R. F. Thorne 1968-5-29 37706 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, ca. .5 miles NNW of Avalon. 30 Comment
  SD21280  Crossosoma californicum Norman E. Bilderback 1938-4-14 Los Angeles Catalina Harbor Comment
  UCR149445  Crossosoma californicum Pam De Vries 1996-4-7 004 Los Angeles Coastal Plains & Basins; Los Angeles Basin, city of Rancho Palos Verdes, 0.25 mi north of the junction of Forrestal Dr. and Pirate Dr. off main trail into Quarry Bowl Comment
  UCR227641  Crossosoma californicum R. F. Thorne 1968-2-25 37915 Los Angeles Channel Islands, Santa Catalina Island, Cherry Valley 49 Comment
  SEINET7063472  Croton californicus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  UC1211064  Croton californicus Huron H. Smith 1912-5-3 4921 Los Angeles Azusa 243 Comment
  UCD59978  Crypsis vaginiflora W. E. Henson and Mrs. Bellue 1943-8-5 s. n. Los Angeles L.A., South-Western Ave.. Comment
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Nov 13 2015
  RSA757669  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2439 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA587602  Cryptantha circumscissa Orlando Mistretta 1994-4-29 1147 Los Angeles San Gabriel Mountains: Santiago canyon. Near confluence with Little Rock Creek. 1067 Comment
  RSA597126  Cryptantha circumscissa T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3743 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  SD237363  Cryptantha circumscissa R. G. Swinney 2009-4-28 10522 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UCR276808  Cryptantha circumscissa R. G. Swinney 2010-5-21 12894 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SEINET7881016 Image available Cryptantha clevelandii var. florosa F. R. Fosberg 1931-1 S 4558 Los Angeles Avalon Canyon; Just below Pacific Divide; Santa Catalina Island Comment
  JEPS67553  Cryptantha decipiens W. L. Jepson 1935-4-17 17044 Los Angeles 6.5 mi w Lancaster (w Mohave Desert); Mohave Desert 731 Comment
  RSA724774  Cryptantha intermedia K. Dobry 1991-3-15 414 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA747553  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA159347  Cryptantha maritima P. H. Raven 1962-4-12 17318 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  UC557754  Cryptantha maritima Nell Murbarger May, 1936 186 Los Angeles s end San Clemente Island; s end San Clemente Island Comment
  RSA238235  Cryptantha micrantha R. F. Thorne 1969-7-2 38289 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  UCR261354  Cryptantha micromeres R. G. Swinney 2010-3-13 11887 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  POM3963  Cryptantha microstachys I. M. Johnston 1918-6-2 2019 Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  UC55367  Cryptantha microstachys J. H. Barber 1898-8-4 Los Angeles Topanga Comment
  UCR126895  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 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
  RSA646966  Cryptantha muricata Orlando Mistretta 1992-9-4 794 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  RSA0120159  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-27 16660 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA0040537  Cryptantha muricata var. jonesii Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon 543 Comment
  RSA0079602  Cryptantha muricata var. muricata Scott D. White, Justin M. Wood 2009-5-6 12674 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR150007  Cryptantha nevadensis Scott D. White 2004-5-5 10294 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA593009  Cryptantha nevadensis var. rigida Steve Boyd, Orlando Mistretta 1996-5-1 8739 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  UCR280900  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-1 16327 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  RSA353858  Cryptantha nevadensis var. rigida R. F. Thorne 1973-5-11 43572 Los Angeles along Mt. Emma Road, 10 mi. W of Little Rock Creek below the dam 1036 Comment
  HSC101298  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA616316B  Cryptantha oxygona Scott D. White 1998-4-20 6312 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA777211  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2010-5-19 5128 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA756576  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-30 2562 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
  SEINET9318798  Cryptantha pterocarya Unknown 2009-4-28 10537 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma (Pacifico Mtn). Pinyon-juniper woodland and chaparral, burned in c. 2006; with Quercus john-tuckeri, Eriogonum fasciculatum poliofolium, Poa secunda, etc. Comment
  RSA0079299  Cryptantha pterocarya var. pterocarya Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -63 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
  RSA0079032  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1967-5-12 9448 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  JEPS18416  Cryptantha traskiae P. A. Munz 1923-4-9 6674 Los Angeles San Clemente Island, on e coast San Clemente Island Comment
  CAS-BOT-BC80494  Cupressus arizonica Carl B. Wolf 1935-12-11 7689 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  RSA642096  Cuscuta Orlando Mistretta 1994-6-8 1343 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Little Rock Section. Comment
  RSA733987  Cuscuta D. M. McFadden 1955-1 s.n. Los Angeles Lakewood Village. 30 Comment
  CAS-BOT-BC224473  Cuscuta californica Alice Eastwood 1919-6-20 9061 Los Angeles Mt. Wilson Comment
  RSA597032  Cuscuta californica var. californica T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3846 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  UCR193644  Cuscuta indecora A. C. Sanders 2008-7-10 35731 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  CATA499  Cuscuta occidentalis Sara L. Crockett 1997-4-2 641 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon, 0.65 mile up Skull Canyon from jct. with Middle Canyon Road, ca. 0.25 mile up ridge 304 Comment
  RSA624370  Cuscuta occidentalis M. A. Piehl 1963-12-7 631057 Los Angeles San Clemente Island. Across SE tip from Pyramid Head and opposite triangulation point Rock. 9 Comment
  CAS-BOT-BC190269  Cynodon dactylon John H. Thomas 1957-6-17 6763 Los Angeles Occidental College Campus. Near Moore Laboratory. Comment
  UCR256441  Cynodon dactylon R. G. Swinney 2010-6-4 13025 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
  HSC7215  Cyperus eragrostis C. E. Fellows 1965-12-20 186 Los Angeles 1 mi. S of Ventura Blvd. on Reseda Blvd. at Rosita St., NE foothills of Santa Monica Mtns. 274 Comment
  RSA587184  Cyperus eragrostis Scott D. White 1995-12-5 3762 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR273907  Cyperus eragrostis Steven A. Junak 1999-7-17 SCa- 1066 Los Angeles California Islands, Santa Catalina Island, just north of Patrick Reservoir, just south of new trans-island fenceline 412 Comment
  UCR255495  Cyperus involucratus Dan S. Cooper 2014-6-26 614- 73 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  JEPS48974  Cyperus squarrosus L. C. Wheeler 1933-10-12 2193 Los Angeles Crystal Lake San Gabriel Mountains 1706 Comment
  RSA0085110  Cyphomandra betacea Bonnie C. Templeton 1978-05 11664 Los Angeles Templeton Garden in Los Angeles. Comment
  SBBG69372  Datisca glomerata V. Duran 1933-7-11 3518 Los Angeles Sulphur Spring 1524 Comment
  RSA0048530  Datura meteloides Lee Haines 1940-9-18 s.n. Los Angeles San Fernando Valley. Comment
  UC1584721  Datura wrightii Tim Ross and Annette H. Ross 1991-6-3 5540 Los Angeles Elephant Hill w Pomona (w Pomona, southerly slope of hill); W Pomona, Elephant Hill 292 Comment
  RSA421884  Datura wrightii Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA535289  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5339 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG98668  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5188 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  RSA0071928  Daucus pusillus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 39 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  LA92009  Deinandra clementina Peter H. Raven; 1962-5-22 17836 Los Angeles Santa Catalina Island, at the Isthmus Comment
  SBBG12511  Deinandra clementina P. H. Raven 1962-4-9 17152 Los Angeles near barracks, Wilson Cove 60 Comment
  UC1211126  Deinandra clementina Huron H. Smith 1912-5-31 5055 Los Angeles Pebble Beach Road Santa Catalina Island 7 Comment
  SBBG17744  Deinandra fasciculata P. H. Raven 1962-5-7 17576 Los Angeles Wilson Cove 45 Comment
  UCD131072  Deinandra kelloggii Jane Turner; Francis M. Ball 1962-6-2 962 Los Angeles near Pearblossom. 914 Comment
  RSA0005313  Delphinium cardinale Anstruther Davidson 1927-07 3641 Los Angeles San Gabriel Mts., Fish Canyon. Comment
  RSA229025  Delphinium parishii subsp. parishii Robert F. Thorne, C. W. Tilforth 1971-6-30 40805 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
  UCD96268  Delphinium parryi Gerald Dickinson 1962-4-24 27 Los Angeles 1 mi. W. Old Topanga Canyon Rd - Mulholland. Santa Monica Mountains. 396 Comment
  CAS-BOT-BC116287  Delphinium parryi subsp. parryi John H. Thomas 1957-5-31 6794 Los Angeles Occidental College Campus, Hills behind campus. Comment
  CAS-BOT-BC116392  Delphinium patens subsp. hepaticoideum T. Ross; Steve Boyd 1991-4-25 4611 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca. 1540 ft. elev.) 530 Comment
  RSA724386  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 419 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  RSA0011524  Delphinium patens subsp. montanum Orlando Mistretta, Christine Mistretta 2011-6-23 5725 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  SBBG32110  Dendromecon harfordii R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -265 Los Angeles Black Jack Mtn Comment
  HSC16741  Dendromecon rigida C. S. Apperson 1967-6-28 Los Angeles 4 mi. up Sierra Pelona Rd. off of Bouquet Cyn. Rd. Comment
  LA200718  Dendromecon rigida Sharon Johnston; 1957-4-11 20 Los Angeles 548 Comment
  UC534834  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles San Gabriel Mts., Horse Flats 1676 Comment
  SEINET7062861  Descurainia incana A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410587mE, 3820401mN. 887 Comment
  SD108854  Descurainia sophia James Henrickson 1973-5-12 9590 Los Angeles 9.0 miles southwest of Little Rock, 0.2 mile south of Mt. Emma Road along Highway N3. 1189 Comment
  UCR127017  Descurainia sophia Mark A. Elvin, Cathleen Weigand 2003-4-7 2442 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  CSUSB1748  Dicentra chrysantha Keith Thompson 1969-11-15 Los Angeles Cedar Springs 1158 Comment
  RSA433536  Dicentra chrysantha Jean Carnine 1932-5-8 15305 Los Angeles San Fernando Valley Comment
  UC1211090  Dichelostemma capitatum Huron H. Smith 1912-5-3 4910 Los Angeles Azusa 243 Comment
  UC1348968  Dichelostemma capitatum Robert F. Thorne 1966-4-4 35775 Los Angeles ne of Isthmus Cove; Santa Catalina Island, Blue Cavern Point 30 Comment
  UC1871177  Dichelostemma capitatum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4818 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  SDSU11599  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone. San Clemente Island. Comment
  UCSB17662  Dichelostemma capitatum Hurst, Linda 1963-5-3 Los Angeles Mint Canyon Campground on U.S. hwy 6, 7.7 miles north of Solemint 503 Comment
  LA200922  Dichelostemma capitatum subsp. capitatum R. Brumbaugh; John O'Leary 1973-4-5 49 Los Angeles Comment
  RSA649640  Dichelostemma capitatum subsp. capitatum Michael Horn 1991-4-30 4 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA95878  Dichelostemma capitatum subsp. capitatum E. K. Balls 1954-5-26 19413 Los Angeles Grown in Botanic Garden [Claremont] 412 Comment
  SD237232  Dicksonia antarctica Lorraine Weller 2008-8-25 Los Angeles South Coast; Foot of Santa Monica Mtns.: Pacific Palisades. In residential neighborhood called Huntington Palisades at 525 Almoloya St. 79 Comment
  SD12585  Diplacus brevipes Edith A. Purer 1935-5-11 6591 Los Angeles Hillside, Santa Monica Mountains Comment
  SD255811  Diplacus longiflorus R. G. Swinney 2011-3-18 14133 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  SD41998  Diplacus longiflorus Darley F. Howe 1947-5-4 Los Angeles Mint Canyon, dry hillside Comment
  SD42004  Diplacus longiflorus Darley F. Howe 1947-5-3 Los Angeles Topanga Canyon Comment
  LA201037  Diplotaxis tenuifolia Peter H. Raven; 1958-9-28 13731 Los Angeles Santa Monica Mountains, Elysian Park 198 Comment
  CAS-BOT-BC43698  Dithyrea maritima Le Roy Abrams 1899-4-1 241 Los Angeles Near Redondo. Comment
  UCR17578  Dodecatheon clevelandii George B. Grant 1904-1 304 Los Angeles San Gabriel Valley, City of Pasadena Comment
  UCR87435  Dodecatheon clevelandii R. G. Swinney 1994-4-8 2758 Los Angeles Eastern San Gabriel Mtns., Glendora Wilderness Park 457 Comment
  LA52240  Dodecatheon clevelandii Sharon Johnston; 1957-3-13 Los Angeles Westwood, UCLA campus. Faculty Hill 182 Comment
  RSA462207  Dodecatheon redolens Fred Burlew 1926-07 s.n. Los Angeles Mt Islip. Comment
  UC1199875  Dodecatheon redolens Frank W. Peirson 1921-7-17 2516 Los Angeles Prairie Fork San Gabriel River San Gabriel Mountains, Prairie Fork San Gabriel River 2133 Comment
  CAS-BOT-BC536111  Drymocallis glandulosa var. reflexa F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flat, San Gabriel Mountains 1706 Comment
  RSA693695  Dryopteris arguta L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA678689  Dryopteris arguta Mark Elvin, Orlando Mistretta 1996-3-24 137 Los Angeles Eagle Canyon, San Clemente Island. 244 Comment
  CAS-BOT-BC428114  Dudleya cymosa subsp. cymosa Geo. B. Grant 1904-6-27 6311 Los Angeles Mt Lowe Comment
  RSA561819  Dudleya cymosa subsp. pumila Steve Boyd, Orlando Mistretta 1993-6-3 8173 B Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  RSA631070  Dudleya lanceolata L. C. Wheeler 1932-6-12 823 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA786894  Dudleya multicaulis Doris Bowers 1957-5-22 741 Los Angeles Hill N/W of San Dimas 305 Comment
  CAS-BOT-BC109760  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 351 Los Angeles Point Vicente, 0.4 km. east of lighthouse. Along south edge of Palos Verdes Drive South. 67 Comment
  RSA534967  Dudleya virens subsp. insularis F. R. Fosberg 1931-5-18 S 4890 Los Angeles Santa Catalina Island: Little Harbor Comment
  SD80114  Dysphania ambrosioides C. W. Tilforth 1969-7-12 207 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  SBBG118716  Dysphania botrys L. C. Wheeler 1953-11-11 7054 Los Angeles Mission Rd, El Sereno Comment
  SBBG65466  Dysphania multifida M. N. Ackley -Sep-1928 420 Los Angeles Eagle Rock 182 Comment
  RSA0034930  Echinochloa P. R. Brown 1970-10-5 s.n. Los Angeles Lower end of Canon de Lana. Pierce College Nature Center. Comment
  UCR205668  Echinochloa crus-galli A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36937 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCSB69526  Echinochloa crus-galli Gross, LeRoy 2000-8-8 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds; along edge of river 324 Comment
  CATA1755  Ehrharta calycina Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3197 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  RSA596396  Elaeagnus angustifolia T. S. Ross 1990-6-18 3496 Los Angeles Big Pines Highway: roadside ca. 900 m ESE from Jackson Lake, just on the W side of upper Mescal Creek drainage 1878 Comment
  CHSC95290  Eleocharis parishii LeRoy Gross; Wayne Law 2000-8-8 4 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  UCR127406  Elymus condensatus A. C. Sanders, M. S. Enright 2002-8-8 25573 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  SD260156  Elymus elymoides R. G. Swinney 2010-5-19 12810 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  UCR127002  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  RSA0029446  Elymus elymoides R. F. Thorne 1973-5-11 43464 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  SBBG14047  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles ca 1 mi below Middle Ranch Comment
  RSA0031749  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2008-4-19 2498 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  POM50637  Elymus multisetus A. D. E. Elmer 1902-06 3644 Los Angeles Acton, Mt. Gleason Comment
  RSA762133  Elymus trachycaulus subsp. subsecundus Orlando Mistretta, Christine Mistretta 2008-5-15 3072 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA0117864  Elymus triticoides Robert L. Benson 1960-5-19 47 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  SEINET6654717  Elymus triticoides R. G. Swinney 2005-7-8 8277 Los Angeles San Gabriel Mountains, Juniper Hills, O.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road.; 0 1216 Comment
  UCR203230  Elymus triticoides R. G. Swinney 2005-7-21 8319 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CATA170  Emmenanthe penduliflora Mark L. Hoefs, A. Douglas Propst 1973-4-6 133 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA585356  Emmenanthe penduliflora Tim S. Ross 1991-4-27 4695 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UC1922641  Emmenanthe penduliflora Valerie L. Soza, Laura Moore 2000-5-10 848 Los Angeles Verdugo Mountains North Side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to power lines, west of peak ''1936' Comment
  UCR182112  Emmenanthe penduliflora R. G. Swinney 1998-4-14 5984 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA11626  Emmenanthe penduliflora var. penduliflora P. A. Munz 1921-6-18 4375 Los Angeles head of Sheep Creek. 1524 Comment
  RSA191092  Emmenanthe penduliflora var. penduliflora Robert F. Thorne 1967-6-25 37081 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA678205  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, LeRoy Gross 2001-5-14 1213 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA679962  Encelia actoni LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 847 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR223074  Encelia actoni R. G. Swinney 2009-5-13 10785 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CAS-BOT-BC131205  Encelia californica John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SBBG39616  Encelia californica E. R. Blakley 1963-4-7 5507 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  UC1211014  Encelia californica Huron H. Smith 1912-5-1 4900 Los Angeles Eagle Rock Valley 152 Comment
  UC1215188  Encelia californica Peter H. Raven 1962-5-9 17659 Los Angeles along road just n Guds; San Clemente Island 249 Comment
  UC54171  Encelia californica Jos. Burtt Davy 1901-6-1 7774 Los Angeles Redondo Comment
  UC88735  Encelia californica T. S. Brandegee 1892-8-24 Los Angeles San Clemente Island Comment
  UCR100610  Encelia californica B. G. Pitzer 1996-5-5 2852 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA712707  Encelia farinosa A. C. Sanders 2003-3-14 25751 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
  NY579268  Ephedra nevadensis S. R. Hill 2001-4-22 33368 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 miles west of Highland Street (25th Street West), west of Palmdalle. Vicinity of Armagosa Creek 853.4 Comment
  RSA552388  Ephedra nevadensis D. Charlton 1991-4-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  RSA614827  Ephedra nevadensis 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
  CAS-BOT-BC81964  Ephedra viridis Tim Ross; Steve Boyd 1990-5-29 2705 Los Angeles San Gabriel Mtns: Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just 1240 Comment
  SEINET3868663  Ephedra viridis Timothy S. Ross 1995-4-26 8385 Los Angeles Liebre Gulch: along Forest Service Road 8N05 descending into the gulch from the Tumble Inn (site) on the Old Ridge Route. USGS 7.5' Liebre Mtn Quadrangle.; 0 1024 Comment
  SD252358  Epilobium Steven A. Junak 1999-7-16 Sca 1055 Los Angeles Santa Catalina Island: Lower part of Cottonwood Canyon, below waterfall; in moist canyon bottom. 11 Comment
  RSA164845  Epilobium brachycarpum Wesley O. Griesel 1963-8-9 876 Los Angeles Big Pines, San Gabriel Mts 2073 Comment
  CAS-BOT-BC166221  Epilobium canum subsp. canum Fordyce Grinnell 1903-12-22 9 Los Angeles Arroyo Seco [Canon] Canyon, near Pasadena Comment
  CAS-BOT-BC166260  Epilobium canum subsp. canum G. L. M. 1904-9-7 281 Los Angeles Arroyo Seco Canyon Comment
  RSA550706  Epilobium canum subsp. canum Tim S. Ross, Annette Ross 1991-7-29 5687 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  SD39459  Epilobium canum subsp. canum Edith A. Purer 1937-6-1 7265 A Los Angeles Hillside near Pasadena. Comment
  UC1122313  Epilobium canum subsp. canum A. D. Gifford 1935-1-7 405 Los Angeles 6 1/2 mi ese Whitaker Pk. (near plot #102); Tejon Quadrangle Comment
  UC206230  Epilobium canum subsp. canum Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC55379  Epilobium canum subsp. canum J. H. Barber 1897-11-18 39 Los Angeles Santa Monica Forestry Station Comment
  UCR19034  Epilobium canum subsp. canum John C. Roos 1941-10-11 866 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  JEPS44040  Epilobium canum subsp. latifolium Frank W. Peirson 1918-6-30 123 Los Angeles Trail from Mt. Lowe to Mt. Wilson. Comment
  RSA448491  Epilobium ciliatum F. R. Fosberg 1931-7-10 S- 5370 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 180 Comment
  RSA578530  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Steve D. Boyd 1994-6-22 8010 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  UC56057  Epilobium ciliatum subsp. ciliatum J. H. Barber 1898-8-3 Los Angeles Topango Comment
  POM308920  Epilobium glaberrimum subsp. glaberrimum Unspecified 1943-9-1 674 Los Angeles Near main check dam, Fern Canyon. San Dimas Experimental Forest. Comment
  RSA381693  Epipactis gigantea George Henry Grinnell 1932-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR119538  Epipactis gigantea L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Burkhart Trail, 0.4 mi (airline) SSE of Burkhart Saddle 2012 Comment
  RSA600600  Epipactis gigantea Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  RSA720609  Equisetum laevigatum R. G. Swinney 1997-7-22 5720 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  SBBG56332  Equisetum laevigatum R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SFV3  Equisetum laevigatum K. A. Wilson 1961-3-14 1031 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  IRVC26904  Equisetum telmateia L. C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  POM119654  Equisetum telmateia var. braunii George B. Grant 1904-04 406 Los Angeles near Pasadena. Comment
  POM247961  Equisetum telmateia var. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC53417  Eragrostis mexicana subsp. mexicana Dr. A. Davidson 1890-1 Los Angeles Los Angeles Comment
  RSA651607  Eragrostis mexicana subsp. virescens G. T. Parks 1949-12-20 s.n. Los Angeles Found between Cypress and Bonita on Vincent right near the wash 198 Comment
  UC1122010  Eremalche exilis A. D. Gifford 1935-4-21 614 Los Angeles 2 mi. n.e. Manzana; Tejon Quad. Comment
  RSA579303  Eremocarpus setiger T. S. Ross 1994-7-19 8176 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  CAS-BOT-BC174382  Eremogone macradenia var. arcuifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8123 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
  RSA0041935  Eremogone macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10024 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle at head of North Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along Forest Service road 7N23 4.2 miles west of junction with 7N08. 1719 Comment
  UC586874  Eriastrum densifolium subsp. austromontanum Joseph Andorfer Ewan 1934-8-3 8322 Los Angeles Le Montaine Creek Swartout Valley area, Table Mt. (head, n end of mt.) 2225 Comment
  CDA39988  Eriastrum densifolium subsp. elongatum A. C. Browne 1953-7-3 s.n. Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  CAS-BOT-BC187956  Eriastrum hooveri J. Mark Porter 1998-4-27 11834 Los Angeles W of Lancaster, N side of Avenue G, Antelope Valley Comment
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Dec 31 2020
  LA200745  Eriastrum sapphirinum John O'Leary; 1974-5-27 293 Los Angeles 274 Comment
  LA52313  Eriastrum sapphirinum Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA84280  Eriastrum sapphirinum O. H. Kappler; 1940-5-26 29 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR256611  Eriastrum sapphirinum subsp. dasyanthum Anuja Parikh, Nathan Gale 2011-6-11 3451 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1186 Comment
  CAS-BOT-BC514972  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon, Santa MOnica Mts. Comment
  CAS-BOT-BC514976  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1915-8-25 4903 Los Angeles Duarte Comment
  RSA0121289  Eriastrum sapphirinum subsp. dasyanthum F. R. Fosberg 1930-7-3 S- 3105 Los Angeles San Gabriel River, El Monte. Comment
  RSA0122872  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1902-7-2 2636 Los Angeles Sierra Madre. Comment
  UC1293711  Ericameria cooperi var. cooperi P. C. Everett and E. K. Balls 1959-5-22 23803 Los Angeles 13.6 mi se of Elizabeth Lake (dry sandy slope) 548 Comment
  POM359349  Ericameria ericoides var. ericoides Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  SFV4103  Ericameria linearifolia K. A. Wilson 1961-3-11 990 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  UC74059  Ericameria linearifolia J. Burtt Davy May 9 1896-May 24 1896 2296 Los Angeles Llano Verde Antelope Valley, Llano Verde (foothills at Mr. Bell's) Comment
  UC194547  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10586 Los Angeles 16 km w Lancaster; Antelope Valley Comment
  SD30748  Ericameria pachylepis Edith A. Purer 1933-10-7 5583 Los Angeles Along roadside, Los Angeles flood plain, east of El Segundo. Comment
  CAS-BOT-BC293123  Ericameria pinifolia Ernest Braunton 1902-10-1 713 Los Angeles Cahuenga Hills Comment
  CAS-BOT-BC293139  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  RSA517168  Ericameria pinifolia Timothy S. Ross, Orlando Mistretta 1990-10-9 3266 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  RSA573739  Ericameria pinifolia Timothy S. Ross 1992-7-17 6723 Los Angeles 300m W of the summit of Condor Peak 1588 Comment
  SBBG119344  Erigeron breweri var. covillei S. D. White 2000-8-25 8130 Los Angeles Tanbark Flats in the San Dimas Experimental Forest; T1N R8W S6 732 Comment
  RSA617232  Erigeron breweri var. jacinteus LeRoy Gross 1998-8-22 50 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  SBBG95449  Erigeron canadensis M. B. Dunkle 1928-10-7 2002 Los Angeles Middle Ranch Cyn 167 Comment
  SEINET3099880 Image available Erigeron foliosus var. foliosus G. Rink 2011-6-1 10579 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  UCR281478  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula, Glory Trail east of Crenshaw Blvd. in Rolling Hills 242 Comment
  RSA0105012  Erigeron sumatrensis R. G. Swinney 2011-10-25 15888 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  LA205562  Eriodictyon crassifolium Carl Epling; May 1925 sn Los Angeles Arroyo Seco Comment
  SFV2962  Eriodictyon crassifolium K. A. Wilson 1962-5-10 1265 Los Angeles San Gabriel Mountains Placerita Canyon Road, about 2 miles east of Highway 6. 490 Comment
  UCR255514  Eriodictyon crassifolium Dan S. Cooper 2014-6-26 614- 20 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  RSA0064134  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 134 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy 2) at a pullout southeast of the intersection with Angeles Forest Highway. Comment
  CAS-BOT-BC189192  Eriodictyon crassifolium var. nigrescens R. J. Dobbs 1927-6-7 s.n. Los Angeles 1.5 mile below Switzers old trail, San Gabriel Mountains Comment
  CAS-BOT-BC189196  Eriodictyon crassifolium var. nigrescens Peter H. Raven 1960-5-15 15378 Los Angeles Junction of Mulholland Highway with Cold Canyon Road 365 Comment
  JEPS57328  Eriodictyon crassifolium var. nigrescens L. R. Heckard 1968-5-11 1848 Los Angeles about 1 mi w of Interstate 5 Pico Canyon (Pico Canyon) 457 Comment
  RSA454992  Eriodictyon crassifolium var. nigrescens Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1466 Los Angeles Bouquet Canyon. 600 Comment
  SD131878  Eriodictyon crassifolium var. nigrescens Barbara Ertter 1988-5-23 7487 Los Angeles San Gabriel Mts, N side,along San Andreas fault, Pine Canyon Road (Co Rd N2) N side Comment
  POM158258  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles Santa Catalina Island. Head of Swain s Canyon. 396 Comment
  RSA253133  Eriodictyon traskiae Gary D. Wallace, M. Haefs 1975-3-23 1409 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 412 Comment
  RSA647963  Eriodictyon trichocalyx Michelle Manolovitz, Brian Manolovitz 1992-5-19 29 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  RSA712712  Eriodictyon trichocalyx A. C. Sanders 2003-3-14 25760 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
  UCR223710  Eriodictyon trichocalyx R. G. Swinney 2009-6-12 11122 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
  RSA191142  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne 1967-7-19 37153 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA19198  Eriodictyon trichocalyx var. trichocalyx P. A. Munz 1923-5-27 6883 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA307211  Eriodictyon trichocalyx var. trichocalyx Henry J. Ramsey 1937-6-24 2059 Los Angeles Big Pines, San Bernandino Road. Comment
  RSA393074  Eriogonum angulosum Bonnie C. Templeton 1938-8-25 s.n. Los Angeles Tejon Canyon. Comment
  SEINET7856433  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2003-8-7 27172 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  JEPS57064  Eriogonum brachyanthum Ralph Hoffmann 1927-6-14 Los Angeles Palmdale Desert, Palmdale Comment
  SBBG33438  Eriogonum brachyanthum A. D. E. Elmer -Jun-1902 3688 Los Angeles Acton Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  SEINET6332077  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles South Coast; Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 8 Comment
  UCR17955  Eriogonum cinereum Tema S. Clare, Alva Watry 1929-7-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  RSA0116167  Eriogonum davidsonii R. G. Swinney 2011-6-15 15210 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA727372  Eriogonum davidsonii R. G. Swinney 1998-5-16 6077 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG126928  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-1 3405 Los Angeles 0.8 km S of Avenue K, 0.2 km E of 90th St W; Antelope Valley 775 Comment
  UCD170249  Eriogonum davidsonii R. G. Swinney 2009-5-20 10839 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA766449  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1514 Los Angeles Near ridge Higgins Canyon, Santa Monica Mts. 305 Comment
  CAS-BOT-BC249767  Eriogonum elongatum var. elongatum Peter H. Raven 1957-9-21 11335 Los Angeles At northwest end of campus of University of California at Los Angeles Comment
  RSA303970  Eriogonum elongatum var. elongatum James R. Shevock 1970-11-15 546 Los Angeles San Gabriel Mountains: Los Pinitos Canyon Comment
  RSA393297  Eriogonum elongatum var. elongatum L. E. Hoffman 1931-9-25 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Dark Canyon. Comment
  RSA0051559  Eriogonum fasciculatum Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  LA52257  Eriogonum fasciculatum var. fasciculatum Harlan Lewis; 1940-2-24 1086 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA210346  Eriogonum fasciculatum var. foliolosum Bruce Douglas Clayton; Greg Shaw 1972-3-30 27 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  RSA650851  Eriogonum fasciculatum var. foliolosum Donald E. Miller 1948-5-2 s.n. Los Angeles Found in the hills back of Occidental College [Eagle Rock] Comment
  RSA0127580  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-20 10118 Los Angeles Aliso Canyon. 1067 Comment
  UC77570  Eriogonum giganteum J. W. Toumey 1894-9-3 Los Angeles Catalina Island Comment
  CAS-BOT-BC250314  Eriogonum giganteum var. formosum Steven A. Junak 1996-10-1 SCI- 694 Los Angeles San Clemente Island: Middle portion of Horse Canyon, ca 1.25 miles SW of Thirst Peak 359 Comment
  CAS-BOT-BC250307  Eriogonum giganteum var. giganteum Robert F. Thorne 1967-5-19 36895 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  UCR117228  Eriogonum gracillimum B. G. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  POM209907  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek. 1081 Comment
  UCD100148  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork of Big Rock Creek, San Gabriel Mountains. 1394 Comment
  UC604838  Eriogonum mohavense Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9487 Los Angeles 16 mi on the Muroc Road Lancaster Comment
  RSA596433  Eriogonum ordii Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8873 Los Angeles Liebre Mountains, West Fork Liebre Gulch in narrow side canyon to the east. 1012 Comment
  POM19148  Eriogonum pusillum P. A. Munz 1923-5-27 6890 Los Angeles Mouth of Pallett Creek Comment
  RSA716493  Eriogonum roseum Scott D. White, Andrea Warniment 2006-7-6 11606 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  SD98903  Eriogonum roseum Darley F. Howe 1976-8-3 4916 Los Angeles Mulholland Highway at Kanan Road 548 Comment
  POM2308  Eriogonum thurberi I. M. Johnston 1917-5-13 978 Los Angeles In San Gabriel Wash. 152 Comment
  RSA660087  Eriogonum umbellatum var. munzii Orlando Mistretta 1992-5-25 430 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA0044670  Eriogonum wrightii var. membranaceum Lyman Benson 1947-10-9 12836 -A Los Angeles Five miles southwest [SE?] of Valyermo; Mountain Range: San Gabriel; Drainage Area: Mojave Desert 976 Comment
  LA207084  Eriogonum wrightii var. subscaposum Victor Duran; 1933-7-28 3540 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  CAS-BOT-BC267670  Eriogonum wrightii var. trachygonum Dave Silverman; Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 m W of California aqueduct, 2.4 km S of Kern County line and 2.9 km NE of Quail Lake 1030 Comment
  CAS-BOT-BC297954  Eriophyllum confertiflorum Geo. B. Grant 1902-5-18 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC297975  Eriophyllum confertiflorum Mrs. G Earle Kelly 1924-6-1 s.n. Los Angeles Eagle Rock Comment
  OBI16498  Eriophyllum confertiflorum Bill Arbaugh 1966-4-25 Los Angeles Tapia park 457 Comment
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Mar 26 2014
  RSA3247  Eriophyllum confertiflorum C. B. Wolf 1931-6-25 2235 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  RSA755872  Eriophyllum confertiflorum R. G. Swinney 2008-7-16 9242 Los Angeles Will Thrall Peak, west of Burkhart Saddle. 2378 Comment
  UCR192888  Eriophyllum confertiflorum R. G. Swinney 1998-7-6 6284 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UCR274990  Eriophyllum confertiflorum Michael Honer, Mary Ann Hasskamp 2006-4-19 2209 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  LA94433  Eriophyllum confertiflorum var. confertiflorum Louis Wheeler; 1932-4-30 667 Los Angeles Santa Monica Mountains, Mandeville Canyon 152 Comment
  CAS-BOT-BC308355  Eriophyllum nevinii Reid Moran 1949-2-10 3160 Los Angeles Slope near landing, Santa Barbara Island Comment
  SEINET10839189  Eriophyllum nevinii Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4777 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA729004  Eriophyllum pringlei Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1968 Los Angeles Fort Tejon Road. Comment
  RSA725074  Eriophyllum wallacei Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -93 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  SBBG65685  Eriophyllum wallacei J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  UC1260225  Eriophyllum wallacei Dale E. Johnson with J. L. Strother 1974-4-24 96 Los Angeles on CA 138 e of Pearblossom (7.1 km (4.4 mi) nw of border of San Bernardino Co., (pearblossom-Pinon Hills rd), just s of aqueduct crossing, s side of road); CA 138 Comment
  SBBG112943  Erodium botrys S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 697 Los Angeles above Swain's (Swain) Cyn, overlooking Toyon Bay 420 Comment
  UCR272933  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Channel Islands, Santa Catalina Island, above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area 427 Comment
  CATA1743  Erodium brachycarpum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3140 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  UCR256193  Erodium cicutarium R. G. Swinney 2010-3-22 12006 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA391818  Erodium cicutarium Robert Gustafson 1978-6-1 974 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  SEINET186315  Erodium macrophyllum Philip A. Munz 1940-5-1 15770 Los Angeles Hills south of San Dimas Comment
  SEINET3151147  Erodium moschatum G. B. Grant 1901-1-1 447 Los Angeles from Pasadena Comment
  UCR223099  Erysimum capitatum R. G. Swinney 2009-6-2 11018 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
  SEINET10481318  Erysimum capitatum John T. Middleton Middleton 161 b Los Angeles Comment
  CHSC3662  Erysimum capitatum var. capitatum Mary MacArthur 1966-6-4 45 Los Angeles Chilao (upper). Along road. 1524 Comment
  SD40153  Erysimum suffrutescens Edith A. Purer 1931-3-12 1509 Los Angeles El Segundo Comment
  CAS-BOT-BC166985  Erythranthe cardinalis June Latting 1973-6-24 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek site, Fenner Canyon, north side of mountains 1768 Comment
  SEINET8264800  Erythranthe floribunda Wesley O. Griesel 1961-5-30 Los Angeles Devil's Gate Dam. 457 Comment
  SD90491  Erythranthe guttata Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island; rocky bottom of upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst 244 Comment
  LA202589  Eschscholzia californica Sharon Johnston; 1957-5-9 22 Los Angeles 30 Comment
  UCD100534  Eschscholzia californica Shannon M. Still 2006-3-31 66 Los Angeles California. Los Angeles County: North side of W. Avenue I in Antelope Valley, ca. 9 mi. west of Hwy 138/14. 765 Comment
  RSA0038400  Eschscholzia californica Carol Haines 1964-4-25 s.n. Los Angeles Topanga Canyon Blvd., 5.5 miles N.E. of Highway 101, Santa Monica Mountains 243 Comment
  RSA570171  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4784 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA604202  Eucalyptus camaldulensis Louis C. Wheeler 1972-5-25 s.n. Los Angeles Cobb Estate. Comment
  UCR188653  Eucalyptus camaldulensis R. G. Swinney 1990-4-28 1576 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora; at the east boundary of the South Hills Park, in a canyon running east-west 305 Comment
  CHSC95339  Eucalyptus sideroxylon LeRoy Gross; Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  SD38505  Eucrypta chrysanthemifolia Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  RSA675865  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2003-3-7 767 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA708681  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1608 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
  SBBG96871  Eucrypta chrysanthemifolia var. chrysanthemifolia T. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) Comment
  UC869314  Euphorbia crenulata L. W. Nuttall 1920-5-10 170 Los Angeles Santa Catalina Island Comment
  RSA0124088  Euphorbia maculata Louis C. Wheeler 1967-7-18 10091 Los Angeles Little Tujunga [Canyon], Gerard Station, mouth of Marek Canyon. 381 Comment
  RSA432422  Euphorbia misera M. B. Dunkle 1939-4-7 7336 Los Angeles San Clemente Island, Pyramid Cove Comment
  SBBG108142  Euphorbia misera S. L. Crockett 1997-4-1 629 Los Angeles 0.3 mi WNW on Two Harbors Rd from jct with upper rd leading into Little Harbor cmpgrd 45 Comment
  UC1929618  Euphorbia ocellata subsp. arenicola Scott D. White 2003-6-8 9504 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  UCR132317  Euphorbia peplus John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  RSA600890  Euphorbia peplus L. C. Wheeler 1946-4-14 6183 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  RSA651897  Euphorbia polycarpa Eleanor McClung 1957-4-15 114 Los Angeles Griffith Park. Comment
  RSA0127010  Euphorbia serpens Louis C. Wheeler 1969-9-25 12322 Los Angeles Pasadena: 790 South Arroyo parkway. Comment
  CATA548  Euphorbia serpillifolia subsp. serpillifolia Mark L. Hoefs, Robert F. Thorne 1975-8-7 812 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA480965  Euphorbia supina Robert Gustafson 1981-7-15 2335 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA601144  Euthamia occidentalis L. C. Wheeler 1966-10-22 9039 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  OBI62122  Euthamia occidentalis P. A. Holden 1968-9-15 556 Los Angeles On rd to Agua Dulce from fwy coming from Solemint Comment
  CAS-BOT-BC418821  Fagopyrum esculentum I. M. Johnston 1918-7-29 2109 Los Angeles La Verne 304 Comment
  UCR272575  Festuca R. G. Swinney 2011-9-22 15665 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SBBG117114  Festuca bromoides S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1520 Los Angeles N of main rd between Airport and Little Harbor 128 Comment
  SBBG98508  Festuca bromoides T. Ross 1991-5-21 5389 Los Angeles upper E branch of Box Cyn 472 Comment
  UCR270042  Festuca microstachys R. G. Swinney 2011-4-20 14451 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA0104991  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  LA13122  Festuca myuros Marjorie Bowler; 1937-11-23 107 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR151023  Ficus carica Scott D. White 1997-5-7 5049 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR200020  Filago californica Valerie Soza, Mariam Sidibeh 2003-3-26 1611 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
  VVC2915  Filago depressa Tim Thomas 2014-5-4 6301 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  RSA650269  Foeniculum vulgare William Gilbert 1969-5-14 s.n. Los Angeles Puddingstone Dam, south of reservoir Comment
  RSA650270  Foeniculum vulgare A. E. Hersh 1950-7-25 s.n. Los Angeles Locale- dry vacant lot, Washington Blvd. and Sawtelle, Culver City 30 Comment
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Dec 9 2013
  UC153914  Foeniculum vulgare LeRoy Abrams 1902-8-26 2977 Los Angeles Ballona creek near Mesmer Comment
  UCR222996  Forestiera pubescens R. G. Swinney 2009-5-6 10656 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  CAS-BOT-BC53321  Frangula californica subsp. cuspidata Alice Eastwood 1919-6-20 9029 Los Angeles Mt. Wilson Comment
  RSA36015  Frankenia grandifolia Robert F. Thorne 1966-4-15 36015 Los Angeles San Clemente Island. Upper edge of boulder beach and base of rocky bluff, c. 1/2 mile SSE of Eel Point, SW side of island. Comment
  UC109394  Frankenia salina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CAS-BOT-BC217360  Frasera neglecta Robert F. Thorne; M. Z. Thorne 1969-7-10 38375 Los Angeles E-facing slope N of Jackson Lake, Angeles National Foerst, San Gabriel Mountains 1859 Comment
  RSA228858  Frasera neglecta Robert F. Thorne 1971-6-26 39992 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  CAS-BOT-BC223424  Fraxinus dipetala Cecil Hart 1927-4-10 s.n. Los Angeles Ridge Route to Lancaster Comment
  RSA578106  Fraxinus dipetala Tim S. Ross, Steve D. Boyd 1994-5-10 7714 Los Angeles Warm Springs Mountain: 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 668 Comment
  RSA0091198  Fraxinus dipetala Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA776728  Fraxinus uhdei Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11684 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR259674  Fraxinus uhdei R. G. Swinney 2010-4-1 12138 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
  UC277059  Fraxinus velutina I. M. Johnston 1918-7-28 2097 Los Angeles El Monte San Gabriel River 91 Comment
  UCR99493  Fremontodendron californicum Steve Boyd, Lauren Raz 1997-5-6 9731 Los Angeles Liebre Mtns, Northern flank of Red Mountain, near the head of Clearwater Canyon, about 0.1 mi east of the saddle divide with Ruby Canyon 915 Comment
  RSA367718  Fritillaria biflora E. Crow 1929-4-14 327 Los Angeles Hills 2 miles east of Glendora Comment
  PASA2796  Fritillaria pinetorum F. W. Peirson 1921-7-18 Los Angeles San Gabriel Mtns., Mt. Williamson 2316 Comment
  POM367614  Galium Peterson 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  RSA599476  Galium andrewsii subsp. andrewsii Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9494 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
  UCR260621  Galium angustifolium R. G. Swinney 2010-8-9 13456 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  RSA488444  Galium angustifolium subsp. angustifolium Mark Hoefs 1974-9-25 547 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 53 Comment
  SBBG13691  Galium angustifolium subsp. angustifolium P. H. Raven 1962-5-20 17770 Los Angeles rd above Pebbly Beach 60 Comment
  SBBG68819  Galium angustifolium subsp. angustifolium R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  RSA229006  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40803 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
  RSA523168  Galium angustifolium subsp. angustifolium Tim S. Ross 1991-2-23 4104 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca. 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 308 Comment
  RSA529289  Galium aparine Tim S. Ross 1991-4-8 4465 Los Angeles Elephant Hill: western Pomona. 229 Comment
  UCSB9342  Galium aparine McElwain, Isabelle 1953-4-4 Los Angeles 1/4 mi N. junction Bull Canyon + zolzah. Granada Hills L.A. 457 Comment
  SD69549  Galium catalinense subsp. catalinense Robert F. Thorne 1965-6-23 34996 Los Angeles Santa Catalina Island; mouth of Hamilton Canyon, NW of Avalon 7 Comment
  UCR148035  Galium grande Valerie Soza, Et al. 2000-7-7 1056 Los Angeles San Gabriel Mountains, north of Mt. Bliss, Van Tassel Truck Trail (FSR 1N36), 0.15 mi N of jct. of Van Tassel Truck Trail and Van Tassel Road (FSR 1N36A) 1082 Comment
  POM367632  Galium hallii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR209237  Galium johnstonii R. G. Swinney 2008-6-18 9068 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA454409  Galium nuttallii Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  CATA1947  Galium nuttallii subsp. insulare Reid Moran 1941-3-11 700 Los Angeles Santa Catalina Island: Ridge N of Middle Ranch 228 Comment
  SBBG38865  Galium nuttallii subsp. insulare R. Moran 1941-3-11 700 Los Angeles N of Middle Ranch 250 Comment
  LA105045  Galium nuttallii subsp. nuttallii Barry A. Prigge; 1988-7-3 8176 Los Angeles SANTA MONICA MOUNTAINS, ca 0.3 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School. 316 Comment
  JEPS27068  Galium parishii Friedrich Ehrendorfer 1959-7-29 Los Angeles Mt. Baldy San Gabriel Mts. Comment
  UCR274089  Galium parisiense Steven A. Junak 2000-5-19 SCa- 1322 Los Angeles California Islands, Santa Catalina Island, just west of road, near Opuntia patch 317 Comment
  RSA0106744  Galium porrigens R. G. Swinney 2011-6-14 15147 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  SEINET8004759  Galvezia speciosa Jon P. Rebman 1996-4-29 3116 Los Angeles Los Angeles City, Los Angeles California Comment
  UC1518674  Galvezia speciosa Robert F. Thorne 1973-4-11 42836 Los Angeles San Clemente Island 274 Comment
  UC2026443  Gamochaeta ustulata Louis C. Wheeler 1946-12-14 6449 Los Angeles SAN GABRIEL MOUNTAINS: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA630285  Garrya veatchii LeRoy Gross 1999-1-16 106 Los Angeles San Gabriel Moutains: Grizzly Flat Road (dirt). Headwaters of Vasquez Creek, above Grizzly Flat. North side, near top of ridge. 1037 Comment
  RSA719732  Garrya veatchii R. G. Swinney 1996-8-7 5214 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UC213252  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Canyon; San Antonio Mountains 1752 Comment
  RSA802047  Gastridium phleoides Orlando Mistretta, Kristie Haydu 2011-7-20 5960 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  UCR202732  Gayophytum R. G. Swinney, Cody Clarke 2001-8-22 8073 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA0080165  Gayophytum diffusum Orlando Mistretta 1992-7-9 665 Los Angeles San Gabriel Mtns; Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA286423  Geraea canescens Mary H. O'Brien 1976-4-14 s.n. Los Angeles 10m E of dirt road, 0.4 mile N of Amboy Road, 3.4 miles E of Adobe Road in 29 Palm 595 Comment
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Dec 1 2014
  RSA746841  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  RSA772306  Gilia R. G. Swinney 2009-4-28 10527 -A Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR103767  Gilia David Charlton 1989-6-10 3206 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  UCR193432  Gilia Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, knoll on south side of Santa Clara River, 1.5 km west of Sand Canyon Rd., Santa Clarita 475 Comment
  RSA0068444  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  RSA735093  Gilia achilleifolia Rosemarie Zimmermann 1961-3-30 21 Los Angeles Blanchard Park, Pomona College. 366 Comment
  LA200753  Gilia angelensis A. M. Johnson; 1934-3-16 4375 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  UC23737  Gilia angelensis J. H. Barber 1897-3-21 93 Los Angeles near Soldier's Home; near Soldier's Home Comment
  POM156660  Gilia angelensis L. R. Abrams 1903-4-10 3245 Los Angeles Grassy hills, near Inglewood Comment
  RSA469717  Gilia austrooccidentalis T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  RSA586343  Gilia brecciarum subsp. brecciarum Orlando Mistretta 1995-3-17 1550 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  RSA621045  Gilia brecciarum subsp. brecciarum J. Mark Porter 1998-4-27 11832 Los Angeles Antelope Valley: Hill N. of Saddleback Butte State Park (N. of Ave. J.) Comment
  RSA725925  Gilia capitata A. C. Sanders 2003-5-1 26243 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  CHSC95702  Gilia capitata subsp. abrotanifolia LeRoy Gross 2005-4-28 2140 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  POM9142  Gilia latiflora subsp. davyi W. R. Dudley, F. H. Lamb 1896-6-9 4381 Los Angeles Kings Canyon, Liebre Mts. Comment
  CAS-BOT-BC226392  Gilia latiflora subsp. latiflora P. A. Munz 1935-4-3 13645 Los Angeles 25 miles N.W. of Adelanto, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226396  Gilia latiflora subsp. latiflora Alice Eastwood; John Thomas Howell 1937-4-26 3962 Los Angeles Near Palmdale Comment
  RSA535403  Gilia latiflora subsp. latiflora Steve Boyd 1986-3-31 1571 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR25483  Gilia modocensis Deborah Negri 1978-4-14 33 Los Angeles 2 miles north of junction of Hwy 138 and Hwy 14 on south side of Hwy 138 706 Comment
  SEINET3163605  Gilia multicaulis G. B. Grant 511 Los Angeles Sangus [?-illegible] Comment
  UC1587749  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 Los Angeles westerly fork Near-Death Canyon San Clemente Island, westerly fork Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'] San Clemente Is) 304 Comment
  CAS-BOT-BC402077  Gilia ochroleuca subsp. vivida L. R. Abrams 1901-7-1 1898 Los Angeles Wilson's Peak Comment
  SFV19331  Gilia ochroleuca subsp. vivida P. Wilson, J. N. Hogue 243.4 2005-5-23 4213 Los Angeles San Gabriel Mountains Near Winston Peak, along trail from Cloudburst Summit, north of Highway 2. About 0.75 km from highway. 2075 Comment
  UCR190750  Gilia sinuata R. G. Swinney 1999-7-5 7502 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  SFV19336  Githopsis diffusa T. Sagar, T. Valois 2005-5-16 s. n. Los Angeles Santa Monica Mountains Near Seminole Hot Springs. National Park Service Hennesy property. 420 Comment
  SBBG133903  Githopsis diffusa subsp. robusta R. Burgess, P. Munro 2005-5-18 6850 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 457 Comment
  RSA601060  Glycyrrhiza lepidota Steve Boyd, Lauren Raz 1997-6-18 9999 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 877 Comment
  UCR199969  Gnaphalium californicum Valerie Soza, LeRoy Gross 2001-5-9 1195 B Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCR240244  Gnaphalium californicum Dan S. Cooper 2012-9-26 912- 60 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  POM358780  Gnaphalium californicum Thekla Mohr 1897-1 s.n. Los Angeles San Gabriel Comment
  RSA549233  Gnaphalium luteoalbum Scott D. White 1992-10-9 930 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UCR213411  Gnaphalium luteoalbum A. C. Sanders, Dan S. Cooper 2010-3-12 37331 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC302604  Gnaphalium palustre Carl B. Wolf 1932-5-12 3598 Los Angeles Santa Catalina Island. Between Little Harbor & Cottonwood Creek 45 Comment
  POM358903  Gnaphalium palustre M. B. Dunkle 1928-10-7 1988 Los Angeles Santa Catalina Island. Middle Ranch Gorge. Comment
  RSA0082414  Gnaphalium palustre R. G. Swinney 2010-9-7 13681 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  SD28052  Gnaphalium palustre Carl B. Wolf 1932-5-12 3598 Los Angeles Santa Catalina Island; Between Little Harbor and Cottonwood Creek. 45 Comment
  RSA774082  Gnaphalium stramineum R. G. Swinney 2009-7-22 11344 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA645549  Goodmania luteola A. C. Sanders, E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edg of Edwards AFB. 701 Comment
  JEPS26088  Grindelia hirsutula Henry J. Thompson 1959-5-24 2034 Los Angeles 0.5 mi e Saddle Peak; Santa Monica Mountains, Saddle Peak 701 Comment
  RSA772521  Guillenia lasiophylla R. G. Swinney 2009-5-13 10767 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA233409  Guillenia lasiophylla R. F. Thorne 1966-4-17 36132 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  RSA764511  Guillenia lasiophylla Orlando Mistretta, Christine Mistretta 2008-5-1 2585 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  CAS-BOT-BC302087  Gutierrezia microcephala Joseph Andorfer Ewan 1934-8-3 8339 Los Angeles Table Mt., at head of Le Montaine Cr., San Gabriel Mts. 2255 Comment
  CATA3154  Hainardia cylindrica Amy Catalano 2016-6-3 141 Los Angeles Santa Catalina Island: Shallow bowl to east of Wrigley Reservoir, south of pines 386 Comment
  CAS-BOT-BC307299  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles Mulholland Highway 1.6 miles west of Decker Road, Santa Monica Mountains 304 Comment
  RSA729390  Helenium bigelovii R. G. Swinney 1998-7-21 6466 Los Angeles Upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail. 1707 Comment
  UCR193595  Helenium bigelovii R. G. Swinney 1998-8-6 6705 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  RSA656420  Helianthemum scoparium Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 672 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA441785  Helianthemum scoparium var. vulgare B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 300 Comment
  UC1746080  Helianthus annuus Annetta M. Carter 1946-4-23 1758 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  UCR125140  Helianthus annuus subsp. lenticularis A. C. Sanders, Mark Elvin 2002-6-25 25269 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  OBI16320  Helianthus californicus P. A. Holden 1968-9-15 558 Los Angeles Along Agua Dulce Rd near Acton Comment
  OBI79413  Helianthus inexpectatus Mark Elvin 2014-9-12 s.n. Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. 305 Comment
  POM369751  Heliotropium curassavicum var. oculatum Lester Rowntree 1929-7-5 s.n. Los Angeles Arroyo Seco Road Comment
  RSA177781  Heliotropium curassavicum var. oculatum R. F. Thorne, P. Everett 1965-5-11 34558 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UC306395  Helminthotheca echioides I. Johnston 1917-6-10 1321 Los Angeles near Mesmer; Southern California Comment
  RSA360234  Hemizonia clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove, San Clemente Island. Comment
  IRVC27793  Hemizonia fasciculata A. C. Sanders 2005-5-11 30153 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  IRVC28663  Hemizonia fasciculata A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25100 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  RSA360319  Hemizonia minthornii Sterling Keeley 1978-10-16 970 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  UCR232386  Hemizonia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A 704 Comment
  CAS-BOT-BC403830  Hesperocnide tenella Louis C. Wheeler 1932-4-23 649 Los Angeles Mandeville Canyon, Santa Monica Mts. 137 Comment
  RSA708612  Hesperocnide tenella Valerie L. Soza, Leland Lubinsky 2001-5-16 1228 Los Angeles Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 427 Comment
  UC1584747  Heteromeles arbutifolia Tim Ross and Annette Ross 1991-3-7 4132 Los Angeles sw base Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' quad. 237 Comment
  UCR277410  Heteromeles arbutifolia R. G. Swinney 2010-8-23 13569 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA449830  Heteromeles arbutifolia Edwin Kline 1924-8-13 s.n. Los Angeles San Fernando Mountains Comment
  SFV18444  Heterotheca grandiflora S. Haennelt 1976-3-18 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Parking lot. Comment
  RSA0062940  Heuchera elegans Scott D. White, Dave Bramlet 1998-6-29 6807 Los Angeles North of Mt. Islip: Cortelyou Spring, S of Hwy 2 just east of jtn. Hwy. 39. 2043 Comment
  UCR181109  Heuchera elegans R. G. Swinney 1997-4-25 5508 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  CAS-BOT-BC55361  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-5-10 7743 Los Angeles Liebre Mountains. Warm Springs Canyon. NNE off the face of Warm Springs Mountain. 682 Comment
  RSA596198  Hirschfeldia incana Lauren Raz, S. D. Boyd 1996-10-23 21 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
  LA32278  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-9-6 14376 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  RSA591668  Hirschfeldia incana L. C. Wheeler 1966-9-21 8888 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  UCR119541  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Southern edge of the Antelope Valley at the N base of Portal Ridge, along 180th Street West, near the California Aqueuct, east of mouth of Broad Canyon 915 Comment
  RSA449778  Holodiscus discolor Thekla Mohr s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC289493  Hordeum brachyantherum subsp. californicum Robert F. Thorne 1969-7-2 38315 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst Summit, San Gabriel Mts., Angeles National Forest 1950 Comment
  CATA507  Hordeum intercedens Sara L. Crockett 1997-4-2 651 Los Angeles Santa Catalina Island: Clearing adjacent to point above Empire Landing Quarry site, 0.25 mile N of Empire Landing Road from point 2.4 miles W of jct. with Airport Road 240 Comment
  SBBG133143  Hordeum intercedens S. A. Junak 1996-4-12 SCI- 289 Los Angeles E edge of terrace at head of more northern of 2 parallel cyns, E of Pk 1396 408 Comment
  SEINET10595763  Hordeum murinum Louis C. Wheeler 1967-7-30 Wheeler 10280 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. T3RN, R13W. Loose, disturbed, dry sandy loam flat in sun; horse tethering area. 945 Comment
  SEINET10595772  Hordeum murinum Louis C. Wheeler 1967-4-30 Wheeler 9209 Los Angeles Libre mountains. Northwest end of foothills (of San Gabriel Mountains) betweeb Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC289332  Hordeum murinum subsp. glaucum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  CAS-BOT-BC289336  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CDA2204  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  RSA0113994  Hordeum murinum subsp. glaucum LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7524 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
  POM112840  Hordeum murinum subsp. leporinum Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA639239  Hordeum murinum subsp. leporinum R. F. Thorne, M. Z. Thorne 1971-4-25 41350 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UCR42561  Horkelia cuneata L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA451643  Horkelia cuneata subsp. puberula Louis Greata 1901-03 2097 Los Angeles near Eaton Canyon. Comment
  RSA601622  Horkelia cuneata subsp. puberula Louis C. Wheeler 1967-6-16 9855 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  CAS-BOT-BC532299  Horkelia cuneata var. puberula C. F. Baker 1904-4-20 4760 Los Angeles Pacific Coast, Claremont Comment
  RSA714983  Horkelia rydbergii R. G. Swinney 1997-9-6 5856 Los Angeles San Gabriel Mountains: Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16 1875 Comment
  CAS-BOT-BC213014  Hosackia crassifolia Le Roy Abrams; E. A. McGregor 1908-7-3 587 Los Angeles North Baldy Mountain, San Gabriel Mountains 1828 Comment
  CAS-BOT-BC213007  Hosackia crassifolia H. M. Hall 1898-7-1 s.n. Los Angeles San Jacinto Mountains. Along water courses in the vicinity of Strawberry Valley. 1615 Comment
  RSA535311  Hypochaeris glabra Timothy S. Ross 1991-5-21 5374 Los Angeles San Clemente Island: recent burn betw Box and Horse Canyons, 1.2-1.25miles SSW from NS axis road separating just NW of thirst. (just NE of small knoll) 483 Comment
  CATA1399  Isocoma menziesii var. menziesii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2541 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  UCD113622  Ivesia santolinoides Mrs. Griffin 1934-6-1 s.n. Los Angeles Silver Lake. Comment
  SJSU2258  Jacaranda acutifolia C. W. Sharsmith 1942-9-9 4508 Los Angeles Beverly Hills Comment
  RSA709770  Juglans californica A. C. Sanders, Mark A. Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  SEINET13942198 Image available Juglans californica Peter H. Raven 1960-1 15361 Los Angeles Santa Monica Mountains, oak woodland, Piuma Road 2.1 miles east of Rambla Pacifica. 34 deg. N, between 118 deg. and 119 deg. W. 1600 ft. 488 Comment
  RSA599878  Juglans californica var. californica Steve Boyd, Lauren Raz 1997-5-6 9723 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
  SD79040  Juglans californica var. californica R. Mitchel Beauchamp 1966-8-10 65 Los Angeles West side of summit of Topanga Canyon Blvd. Comment
  SFV840  Juglans californica var. californica P. G. Kilburn 1957-10-31 524 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 100 yards below gate. 350 Comment
  UC1584754  Juglans californica var. californica Tim Ross and Annette Ross 1991-3-7 4152 Los Angeles near summit and in more mesic northerly slopes Elephant Hill; San Dimas USGS 7.5' Quadrangle, western Pomona 335 Comment
  UCR277001  Juncus R. G. Swinney 2010-9-30 13897 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA656848  Juncus balticus subsp. ater Valerie Soza, Laura Moore 2000-6-14 1017 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
  RSA368150  Juncus bufonius F. R. Fosberg 1930-7-3 S- 3096 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  CATA3396  Juncus bufonius var. bufonius Peter J. Dixon 2017-4-28 086 Los Angeles Santa Catalina Island: Near Isthmus, 700 m northeast of Tower Pk. 250 Comment
  RSA596031  Juncus bufonius var. bufonius Timothy S. Ross, J. Mark Porter 1995-5-4 8449 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA70279  Juncus covillei Joseph A. Ewan, F. R. Fosberg 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  POM1621  Juncus macrophyllus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA522455  Juncus macrophyllus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4049 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA0074216  Juncus phaeocephalus var. paniculatus Anstruther Davidson 1900-1 1795 Los Angeles L. A. River, Los Angeles. Comment
  RSA756735  Juncus rugulosus R. G. Swinney 2008-6-24 9093 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  RSA188245  Juncus textilis Robert F. Thorne, Percy C. Everett 1965-6-23 34962 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 152 Comment
  RSA368362  Juncus textilis Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles River. Comment
  UC213647  Juncus textilis I. Johnston 1916-11-26 24 Los Angeles n of Claremont; Evey Canyon 1127 Comment
  RSA368381  Juncus xiphioides I. M. Johnston 1917-6-14 1273 Los Angeles West of Pomona. Comment
  RSA737153  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12554 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  POM220132  Juncus xiphioides L. C. Wheeler 1931-9-27 165 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  CAS-BOT-BC81007  Juniperus californica Alice Eastwood 1906-5-27 225 Los Angeles Roscoe Comment
  RSA600038  Juniperus californica Steve Boyd, Lauren Raz 1997-3-25 9258 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA651020  Juniperus californica Brent Mishler 1977-10-6 s.n. Los Angeles San Gabriel River flood control area, Irwindale. 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
  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
  SD52966  Keckiella cordifolia Peter H. Raven 1962-5-10 1773 Los Angeles San Clemente Island, Horse Canyon, the large canyon west of Thirst 274 Comment
  UC1063232  Keckiella cordifolia G. T. Nordstrom 1935-3-23 402 Los Angeles 2 mi se Mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quad. 853 Comment
  RSA293286  Keckiella ternata subsp. ternata D. C. Michener 1981-7-27 4021 Los Angeles San Gabriel Mountains, Cabin Flat. Just above Cabin Flat. 1650 Comment
  UC1584876  Keckiella ternata var. ternata Tim Ross and Steve Boyd 1991-7-24 5643 Los Angeles nne slope Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' quad. 1901 Comment
  UC1595432  Keckiella ternata var. ternata Tim Ross 1992-7-10 6683 Los Angeles between Coldwater Canyon and Wickiup Canyon (Big Tujunga Creek); San Gabriel Mountains 975 Comment
  CAS-BOT-BC176828  Kochia californica Ernest C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A 762 Comment
  CAS-BOT-BC180842  Kochia scoparia Robert Townsend 1955-8-25 178 Los Angeles Between Dominquez and Wilmington on Almeda Street, ca. 150 yards north of Carson Street intersection, on railroad right-of-way. Comment
  RSA191055  Koeleria macrantha R. F. Thorne, M. Z. Thorne 1967-7-2 37251 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
  UC303465  Kopsiopsis strobilacea I. Johnston 1917-7-4 1432 Los Angeles Mt. San Antonio, near summit of Baldy. 2895 Comment
  UCR136930  Lamarckia aurea Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Gabriel Mtns., San Dimas Canyon, along trail 534 Comment
  SEINET11678606  Lamarckia aurea I. W. Clokey, Templeton, B. 1929-1 4512 Los Angeles Mandeville Canyon, Santa Monica Mountains 400 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
  UCR280559  Larrea tridentata R. G. Swinney 2014-4-17 16074 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC412749  Lastarriaea coriacea Le Roy Abrams 1901-4-1 1218 Los Angeles Ballona Harbor Comment
  RSA594958  Lasthenia californica Timothy S. Ross 1995-4-26 8393 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  POM361555  Lasthenia coronaria Louis Greata 1907-03 3767 Los Angeles Altadena Comment
  RSA0009797  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena. Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  RSA589251  Lasthenia gracilis Timothy S. Ross 1991-4-28 4748 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UC1595464  Lasthenia gracilis Tim Ross 1992-4-4 6082 Los Angeles Adobe Mountain SW Mojave Desert, Adobe Mtn USGS 7.5' topo 926 Comment
  UC2061411  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 5 Los Angeles Tejon Ranch. Mojave Side; close to 290th Street Gate (Loomis Gate). Comment
  UCSB24356  Lasthenia gracilis Raven, Peter 1962-4-10 Los Angeles South of Wilson Cove, San Clemente Island 91 Comment
  POM294585  Lasthenia gracilis Lyman Benson 1945-4-14 11671 Los Angeles Claremont. 351 Comment
  POM361592  Lasthenia gracilis Tom Burch 1940-03 s.n. Los Angeles Castaic. 610 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
  JEPS31171  Lasthenia microglossa Ernest C. Twisselmann 1962-4-18 6946 Los Angeles .25 mi nw of old Liebre Ranch headquarters; Liebre Mountains 1066 Comment
  RSA702483  Lathyrus laetiflorus Scott D. White 2004-5-5 10297 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA187897  Lathyrus vestitus subsp. laetiflorus R. F. Thorne 1966-4-5 35822 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  POM199769  Lathyrus vestitus subsp. laevicarpus I. W. Clokey, B. C. Templeton 1929-03 4463 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  LA34223  Lathyrus vestitus var. vestitus Peter H. Raven; 1959-5-3 14100 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive 1.0 mi. W of Laurel Pass 365 Comment
  LA82185  Lathyrus vestitus var. vestitus O. H. Kappler; 1944-4-30 597 Los Angeles 152 Comment
  UC73251  Lathyrus vestitus var. vestitus Geo. B. Grant 1901-1-1 670 Los Angeles Lincoln Park Comment
  RSA405684  Lathyrus vestitus var. vestitus E. Mannatt 1931-5-9 19217 Los Angeles Mt. Baldy Comment
  RSA434054  Lavatera assurgentiflora subsp. assurgentiflora Louis C. Wheeler 1932-8-28 1307 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  SBBG43845  Lavatera assurgentiflora subsp. glabra M. R. Benedict 1971-6-27 Los Angeles across rd from civilian barracks about 0.3 mi S of pier at Wilson Cove Comment
  RSA361619  Layia glandulosa Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Wash Comment
  UCD168225  Layia glandulosa J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UC56974  Lepidium flavum H. M. Hall May 1 1902-May 3 1902 3041 Los Angeles Antelope Valley Comment
  RSA776319  Lepidium fremontii R. G. Swinney 2009-4-29 10608 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  SFV1481  Lepidium fremontii M. L. Vincent 1962-5-19 244 Los Angeles Mojave Desert 1 mile from Pearblossom on the road to Valyermo. Roadside. 1000 Comment
  SFV9386  Lepidium lasiocarpum M. L. Vincent, L. Swade 1964-4-2 486 A Los Angeles San Gabriel Mountains 0.5 miles south of Valyermo Road on Pallett Road. 1110 Comment
  SBBG13100  Lepidium lasiocarpum var. lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove 9 Comment
  CAS-BOT-BC12472  Lepidium nitidum Marcus E. Jones 1882-2-27 3036 Los Angeles Pasadena. Comment
  UCR241291  Lepidium strictum Tracy Drake, Tony Baker 2012-4-3 2012- 2 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC13008  Lepidium virginicum Lewis S. Rose 1937-4-9 37081 Los Angeles Near Llano, 3 miles southeast of Palmdale. 1036 Comment
  CAS-BOT-BC60041  Lepidium virginicum var. menziesii Le Roy Abrams 1901-4-6 1396 Los Angeles Montevista. Comment
  UCR125436  Lepidium virginicum var. pubescens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25708 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
  SBBG108902  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 754 Los Angeles just S of saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Stn Guds 152 Comment
  JEPS26179  Lepidospartum squamatum Peter H. Raven and Henry J. Thompson 1959-9-27 14503 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  RSA762342  Leptochloa fusca subsp. uninervia R. G. Swinney 2008-10-20 9643 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  LA105053  Leptochloa uninervia Barry A. Prigge; 1988-7-3 8215 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  SEINET3087492 Image available Leptodactylon californicum subsp. californicum David Charlton 1987-1-31 635 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  SEINET7287990  Leptodactylon pungens B. C. Templeton, I. W. Clokey 1936-5-18 5661 Los Angeles San Gabriel Canyon, San Gabriel mountains. Comment
  RSA264166  Leptosiphon breviculus W. Wisura 1977-6-17 3677 Los Angeles Along trail to Blue Ridge. Comment
  RSA547466  Leptosiphon breviculus T. S. Ross, Orlando Mistretta 1992-7-24 6743 Los Angeles San Gabriel Mountains: NNE of Strawberry Peak between Colby Ranch and W branch of Wickiup Canyon stream; open northerly granitic slope near ridgetop. 1216 Comment
  UCSB31637  Leptosiphon breviculus Griesel, Wesley 1962-5-28 Los Angeles State Hwy. 2, near Newcombs Ranch; San Gabriel Mts. 1828 Comment
  RSA468569  Leptosiphon parviflorus Thekla Mohr 1897-05 s.n. Los Angeles Eaton Canyon. Comment
  UC23773  Leptosiphon parviflorus J. Burtt Davy May 9 1896-May 24 1896 2349 Los Angeles between Gorman and Ft. Tejon; Antelope Valley Comment
  RSA469987  Leptosiphon parviflorus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Low hills, San Rafael Hills Comment
  SBBG60881  Leptosyne bigelovii R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UCR202714  Lessingia filaginifolia R. G. Swinney 2001-8-18 8062 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR143521  Lessingia filaginifolia var. filaginifolia M. Canby 1925-11-28 10 Los Angeles Transverse Ranges; Liebre Mtns region, 4 miles N. of Saugus 488 Comment
  IRVC28594  Lessingia glandulifera A. C. Sanders, Mark Elvin 2002-6-19 25192 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  CAS-BOT-BC339294  Lessingia glandulifera var. glandulifera Le Roy Abrams; E. A. McGregor 1908-6-30 517 Los Angeles Palmdale, Mojave Desert 914 Comment
  UC1424869  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles c. 2 mi ene Valyermo (Bob's Gap, n edge San Gabriel Mtns.); n edge of San Gabriel Mtns. Comment
  CAS-BOT-BC339277  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-10-9 3142 Los Angeles One mile sw. of San Fernando, San Fernando Valley Comment
  RSA561599  Leymus condensatus Steve Boyd, Walter Appleby 1993-5-24 8168 Los Angeles Seepages along upper end of Wilson canyon Rd, S of Wilson Canyon Saddle and E of the communication facility 944 Comment
  SFV19129  Leymus condensatus P. M. Schiffman 2004-5-26 s. n. Los Angeles San Fernando Valley Sesnon Blvd. westbound deadend. 500 Comment
  RSA585690  Leymus triticoides Timothy S. Ross 1990-6-11 3014 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA595425  Leymus triticoides Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2399 Los Angeles By road, middle of Cape Canyon, Santa Catalina Island. 244 Comment
  RSA162812  Lilium humboldtii subsp. ocellatum J. D. Olmsted 1958-6-12 152 Los Angeles E. Fork San Gabriel River 3 miles north of the Fire Control Station at intersection of Cattle Canyon with E. Fork 640 Comment
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Feb 12 2018
  UCR187359  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2006-6-12 06- 236 Los Angeles Transverse Range, East of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi west of La Tuna Canyon Rd. intersection 475 Comment
  RSA0072155  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  RSA605989  Linanthus aureus Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  RSA469958  Linanthus aureus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  UCR255810  Linanthus aureus subsp. aureus R. G. Swinney 2010-5-12 12746 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR150466  Linanthus breviculus R. G. Swinney 1999-6-21 7374 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA549149  Linanthus californicus T. S. Ross, Peter Fritsch 1990-6-20 3653 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA595546  Linanthus californicus Alan Prather, Alice Hempel 1993-5-17 1348 Los Angeles Angeles National Forest, along Glendora Mountain Road, 3.2 km N of the entrance to the National Forest 549 Comment
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Jul 29 2010
  UCD118514  Linanthus californicus James Dilley 1997-2-3 s.n. Los Angeles Porter Ranch Park in Chatsworth. On Browns Canyon Road north of Fwy 118. Comment
  UCSB73249  Linanthus concinnus Gross, LeRoy; Soza, Valerie 2003-6-10 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit 2439 Comment
  RSA0016796  Linanthus dianthiflorus subsp. dianthiflorus S. B. Parish, Greata 1901-05 s.n. Los Angeles S. Pasadena Comment
  UCR13421  Linanthus dichotomus T. Wetherwax 1973-4-2 730204- 01 Los Angeles c. 10 mi. west of Palmdale on state Hwy 138 610 Comment
  RSA595334  Linanthus dichotomus L. C. Wheeler 1967-5-8 9343 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0030713  Linanthus parryae Pam De Vries 2014-3-25 7871 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA659926  Linanthus parryae Orlando Mistretta 1992-5-18 341 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UC908602  Linanthus parviflorus Herbert L. Mason 1930-4-20 5597 Los Angeles Rock Creek region Mohave Desert Comment
  UCR214033  Linanthus parviflorus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37953 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA164863  Linanthus pungens Wesley O. Griesel 1963-8-1 865 Los Angeles Slopes of Mt. San Antonio 2988 Comment
  RSA586687  Linanthus pungens Orlando Mistretta, Mark Elvin 1995-6-20 1788 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  UCR184113  Linanthus pygmaeus A. C. Sanders, T. B. Salvato 2007-4-24 33479 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  RSA674649  Lithophragma affine Scott D. White, Pam DeVries 2000-5-18 7893 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA574337  Lithophragma bolanderi R. G. Swinney 1994-5-7 2839 Los Angeles Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail. 609 Comment
  UCR79373  Lithophragma heterophyllum Steve Boyd, Walter Appleby 1993-4-22 7983 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA436329  Lobelia cardinalis subsp. graminea Anstruther Davidson 1893-8-13 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC520309  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11509 Los Angeles Transverse Range: San Gabriel Mountains; Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Cyn, San Dimas Experimental Forest 475 Comment
  POM4573  Lobelia dunnii var. serrata D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  UCR194271  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6682 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  RSA439335  Lobelia dunnii var. serrata Albert J. Perkins 1924-10 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  HSC24919  Loeseliastrum matthewsii Regina Ferguson 1968-4-27 17 Los Angeles 10 mi. W of Pearblossom in Mojave Desert 915 Comment
  UC472282  Logfia filaginoides unknown 1917-7-1 3272 Los Angeles Crescenta Comment
  SBBG131684  Logfia gallica S. A. Junak 1999-4-24 SCa 861 Los Angeles main rd, just S of [airport] rd 445 Comment
  UCR104212  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  UC1714472  Lolium temulentum D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts. above Claremont Comment
  UCR259268  Lomatium dasycarpum R. G. Swinney 2010-3-14 11901 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA0060770  Lomatium mohavense subsp. longilobum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6821 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR94478  Lomatium nevadense var. parishii Orlando Mistretta 1992-5-4 236 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Little Rock Creek, Alimony Ridge 1463 Comment
  JEPS25804  Lomatium nevadense var. parishii W. L. Jepson 1939-4-21 19228 B Los Angeles Leonis Valley 975 Comment
  UCD127799  Lomatium utriculatum Daryl Koutnik 1978-4-28 440 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  POM18180  Lomatium vaginatum P. A. Munz 1923-3-7 6583 Los Angeles Ganesha Hills, Pomona. Comment
  SD28033  Lonicera catalinensis Carl B. Wolf 1932-5-9 3494 Los Angeles Santa Catalina Island; along road to Renton Mine, west of Pebbly Beach. Comment
  UC1302314  Lonicera hispidula var. vacillans Robert F. Thorne and P. C. Everett 1964-2-7 33487 Los Angeles Middle Canyon, below dam Santa Catalina Island 152 Comment
  CAS-BOT-BC240747  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-7-5 629 Los Angeles Swartout [Swarthout] Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  CAS-BOT-BC234862  Lonicera subspicata var. denudata J. Grinnell 1903-6-27 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  CAS-BOT-BC234866  Lonicera subspicata var. denudata Robert F. Thorne; C. W. Tilforth 1971-6-29 40708 Los Angeles San Gabriel Mts., Angeles National Forest: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1371 Comment
  LA105307  Lonicera subspicata var. denudata Barry A. Prigge; David S. Verity 1988-10-6 8343 Los Angeles Santa Monica Mountains, Medea Creek; Cornell Corners area, 0.25 mi. S of Ventura Freeway on Cornell Road Comment
  POM4537  Lonicera subspicata var. denudata D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA657027  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-19 30950 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, 90041. 305 Comment
  RSA683321  Lonicera subspicata var. denudata LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1098 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
  UC28539  Lonicera subspicata var. denudata J. H. Barber 1897-1-9 10 Los Angeles Santa Monica Canyon Comment
  UC80751  Lotus argophyllus var. argophyllus Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA406098  Lotus crassifolius var. crassifolius B. C. Templeton 1932-6-19 4939 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  RSA515122  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -5 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  RSA498334  Lotus grandiflorus var. grandiflorus J. C. Marvin 1921-05 s.n. Los Angeles Santa Monica Range Comment
  RSA406447  Lotus heermannii Louis Greata 1900-11 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  RSA588159  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-23 1246 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA714713  Lotus humistratus A. C. Sanders 2005-5-5 29929 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  UCR223297  Lotus nevadensis R. G. Swinney 2009-7-29 11419 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA628577  Lotus nevadensis var. davidsonii L. C. Wheeler 1967-7-15 10069 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA682117  Lotus nevadensis var. davidsonii Valerie L. Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  UCR189891  Lotus oblongifolius R. G. Swinney 1998-7-14 6434 Los Angeles San Gabriel Mtns., SW of Wrightwood, 7.1 miles SE of Hwy 2 and 3N06 junction at 3N39, stream crossing road in a tributary canyon of Prairie Fork 2171 Comment
  RSA579310  Lotus oblongifolius var. oblongifolius T. S. Ross 1994-7-1 8085 Los Angeles Sheep camp spring. 334 deg. and 520 m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA595808  Lotus oblongifolius var. oblongifolius Lauren Raz, S. D. Boyd 1996-10-23 043 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  UCR210256  Lotus oblongifolius var. oblongifolius R. G. Swinney 2008-8-13 9363 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  LA47934  Lotus oblongifolius var. oblongifolius Louis Wheeler; 1931-8-27 28 Los Angeles San Gabriel Mountains, San Dimas Canyon 380 Comment
  IRVC28579  Lotus purshianus A. C. Sanders, Mark Elvin 2002-6-19 25158 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  UC56583  Lotus salsuginosus H. M. Hall 1902-5-11 3274 Los Angeles beach at Santa Monica Santa Monica Comment
  RSA762249  Lotus salsuginosus var. salsuginosus Orlando Mistretta, Christine Mistretta 2008-5-19 3115 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UC1922303  Lotus salsuginosus var. salsuginosus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 18'' N 118deg 17' 17.4'' W T2N R Comment
  RSA406855  Lotus scoparius James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  SEINET13711394  Lotus scoparius J. Adams, J. Adams (Botany) 1965-1 150 Los Angeles Claremont, N End Indian Hill Blvd, Thompson's Wash 1400 Ft 427 Comment
  RSA0080776  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA659798  Lotus scoparius var. scoparius Brian McColgan 1988-5-19 24 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  UC1922638  Lotus scoparius var. scoparius Valerie L. Soza, Laura Moore 2000-5-10 829 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. Near 34deg 14' 44.1'' N 118deg 18' 6.2'' W T2N R14W SE/4, NW/4 sec. 24. Elev. 1950 Feet. Comment
  UCR51921  Lotus strigosus Steve Boyd, T. S. Elias 1987-4-14 2037 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA710800  Lotus strigosus LeRoy Gross 2005-5-3 2250 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA279081  Lotus wrangelianus R. F. Thorne 1971-4-9 41520 Los Angeles Below dam in San Dimas Canyon. 426 Comment
  RSA594214  Lotus wrangelianus L. C. Wheeler 1967-5-8 9316 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCR209982  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  SDSU20000  Lupinus albifrons S. H. Bullock 1968-4-6 53 Los Angeles Claremont, north of Foothill blvd. between Dartmouth and College Ave. 366 Comment
  SEINET196197  Lupinus albifrons L. R. Abrams 1941-4-18 13867 Los Angeles State Highway 138 one mile east of junction with U.S. Highway 99 Comment
  RSA0061213  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042003 Los Angeles Templin Hwy off I-5. 258 Comment
  SEINET2062551 Image available Lupinus albifrons var. eminens Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mts. 304 Comment
  RSA0089524  Lupinus bicolor R. G. Swinney 2011-5-12 14702 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
  RSA339701  Lupinus bicolor R. F. Thorne 1982-4-20 55000 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  UC185429  Lupinus bicolor Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  SEINET10484892  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-4-16 Dunn 2938 Los Angeles 1 1/2 miles w of palmdale; mojave desert. Comment
  RSA407132  Lupinus chamissonis James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  SFV13338  Lupinus chamissonis M. J. Thor 1983-4-8 156 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  RSA746838  Lupinus concinnus R. G. Swinney 2008-5-8 8784 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SBBG113132  Lupinus concinnus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 380 Los Angeles top of coastal bluffs above W end of beach at Little Harbor 51 Comment
  SBBG117056  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-14 SCa 1448 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  UC127543  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2499 Los Angeles Manzana , Manzana (Antelope Valley) Comment
  RSA517853  Lupinus concinnus subsp. concinnus Steve D. Boyd 1986-3-30 1504 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR204260  Lupinus elatus Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2303 Los Angeles San Gabriel Mountains, north slope of Mount Islip from Little Jimmy Campground to the summit 2500 Comment
  RSA599629  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-4-16 9523 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA755940  Lupinus excubitus var. austromontanus Orlando Mistretta, Christine Mistretta 2008-4-10 2414 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  SEINET10485286  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x 6432 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  CAS-BOT-BC216550  Lupinus excubitus var. johnstonii Timothy S. Ross; Steve Boyd 1994-5-11 7768 Los Angeles Central summit area, ca 1750 m WSW of Bear gulch Camp, Liebre Mountain 1732 Comment
  LA83665  Lupinus excubitus var. johnstonii O. H. Kappler; 1947-6-7 1473 Los Angeles San Gabriel Mountains, Mount Waterman Area, along Angeles Crest Hiway 2133 Comment
  UC1713284  Lupinus formosus A. J. McClatchie 1893-3-26 15 Los Angeles near Pasadena; near Pasadena Comment
  UCR23220  Lupinus formosus Polly Schiffman 1981-5-23 029 Los Angeles San Gabriel Mtns., Angeles National Forest, Charlton Flat, 35 mi north of La Canada-Flintridge on Angeles Crest Hwy, next to water tank beside the hwy 1829 Comment
  UCSB33677  Lupinus formosus Los Angeles Charleton Flats; San Gabriel Mtns. 1524 Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  UCR132620  Lupinus formosus var. robustus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  CHSC3740  Lupinus hirsutissimus Sue Boergadine 1966-4-28 12 Los Angeles App. 8 mi NE of Newhall. 914 Comment
  RSA413682  Lupinus hirsutissimus T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA703330  Lupinus hirsutissimus LeRoy Gross 2005-2-15 1391 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  SBBG132340  Lupinus hirsutissimus E. Howe with K. Merrill, E. Havstad 2013-4-6 13 -15 Los Angeles China Canyon 288 Comment
  UC15880  Lupinus hirsutissimus C. A. Colmore 1900-2-12 Los Angeles Rustic Canyon Santa Monica (Santa Monica); , Rustic Canyon Comment
  POM2439  Lupinus hirsutissimus Philip A. Munz 1918-4-16 2067 Los Angeles Claremont. Comment
  POM277135  Lupinus hirsutissimus E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Glendale. Comment
  RSA639709  Lupinus latifolius subsp. parishii L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA710457  Lupinus latifolius subsp. parishii L. T. Street 1919-5-15 2793 Los Angeles Puddingstone Canyon. Comment
  CAS-BOT-BC211656  Lupinus longifolius Carl B. Wolf 1941-7-2 10959 Los Angeles Along the Highway about 1 m. east of La Crescenta 487 Comment
  CAS-BOT-BC211678  Lupinus longifolius E. K. Balls 1954-3-8 18870 Los Angeles 1 mi. e. of La Crescenta Comment
  SEINET10485618  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SDSU21136  Lupinus microcarpus var. horizontalis Ian Cain, Bruce Lund 2010-5-10 1404 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  RSA87052  Lupinus microcarpus var. microcarpus F. W. Peirson 1919-6-15 489 Los Angeles Rock Creek 1250 Comment
  CAS-BOT-BC207250  Lupinus peirsonii V. June Wetherell; C. F. Quibell 1960-5-28 400 CFQ Los Angeles Angeles National Forest, San Gabriel Mountains, Mt. Islip gravel slide. 2590 Comment
  UCR127067  Lupinus sparsiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2446 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  SFV20784  Lupinus succulentus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 695 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway on the crest of mountains. 823 Comment
  OBI35615  Lupinus succulentus Rebecca Cicoria 1981-4-23 6 Los Angeles In upper end of Altamira Cyn, Rolling Hills Comment
  RSA0118522  Lupinus succulentus Steven A. Junak, Keri Kirkland 1998-5-2 SCa- 649 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air mi WNW of East Peak. 244 Comment
  RSA191030  Lupinus truncatus James Henrickson 1963-5-5 32280 Los Angeles near mouth of Cobal Canyon, footlhills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  SBBG133190  Lupinus truncatus J. Savage 2003-4-12 JS 2 -2003 Los Angeles Tombstone ATV trail, near seal cove before bridge 64 Comment
  SBBG98484  Lupinus truncatus T. Ross 1991-5-23 5479 Los Angeles mouth of Tota Cyn 4 Comment
  UCR281288  Lupinus truncatus R. G. Swinney 2014-5-8 16470 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UCR99396  Lupinus truncatus Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  CAS-BOT-BC233481  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-7 409 Los Angeles Catalina Harbor, Santa Catalina Island Comment
  UCSB52770  Lycium californicum Boutin, F. 1967-4-23 Los Angeles San Clemente Island Comment
  RSA226039  Lycium cooperi Robert F. Thorne, C. W. Tilforth 1971-6-29 40670 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1/2 mi W of Soledad near mouth of Kentucky Springs Canyon 945 Comment
  RSA587512  Lycium cooperi Orlando Mistretta 1995-3-24 1559 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA83442  Lycopus americanus F. W. Peirson 1908-9-2 1075 Los Angeles Banks of Rio Hondo, El Monte. Comment
  RSA182995  Lyonothamnus floribundus subsp. floribundus Sherwin Carlquist, Robert F. Thorne 1966-4-29 1828 Los Angeles Santa Catalina Island. On upper slopes of Blackjack Mountain near beginning of road down to White's Landing Comment
  RSA589869  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8213 Los Angeles Santa Catalina Island, SW side of the island, lower Bullrush Canyon, 1040m SE of Mills Landing (as labeled on USGS topo) and 765m NNE of Carlos triangulation point (972ft). 81 Comment
  CAS-BOT-BC343070  Madia gracilis Joseph Andorfer Ewan 1932-6-17 7259 Los Angeles Barley Flats, San Gabriel Mts. 1706 Comment
  RSA702367  Madia sativa Scott D. White, Pam DeVries 2004-6-14 10490 -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
  NY24350  Mahonia nevinii P. A. Munz 1924-4-12 7940 Los Angeles 2 miles east of San Fernando Comment
  RSA435922  Mahonia pinnata Luellapearl Hammer 1929-04 S.N. Los Angeles Sandy slope, Arroyo Seco Comment
  CAS-BOT-BC231884  Malacothamnus davidsonii Alice Eastwood 1919-6-21 9051 Los Angeles San Fernando Comment
  POM243808  Malacothamnus fasciculatus F. R. Fosberg 1931-7-14 S- 5406 Los Angeles Whites Landing, Santa Catalina Island. 5 Comment
  SFV6947  Malacothamnus fasciculatus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 628 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UCR125770  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25542 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  UC1369831  Malacothamnus fasciculatus var. catalinensis Robert F. Thorne and D. Propst 1968-5-28 37646 Los Angeles Middle Ranch Santa Catalina Island (on bank above road beside Thompson's Reservoir) 213 Comment
  UC1122003  Malacothamnus marrubioides P. L. Johannsen 1934-2-13 282 Los Angeles 1 1/4 mi se Haskell Bouquet Canyon; Santa Susana quadrangle Comment
  UCR18012  Malacothrix californica A. C. Sanders 1976-5-9 00152 Los Angeles Mojave Desert, Hwy 138 at the W end of the Antelope Valley 976 Comment
  UCR204203  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 149 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  UC63105  Malacothrix glabrata H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mountains 1981 Comment
  CAS-BOT-BC347929  Malacothrix saxatilis var. tenuifolia H. E. McMinn 1924-6-29 1359 Los Angeles Turnbull Canon [Canyon], Whittier Comment
  CAS-BOT-BC347933  Malacothrix saxatilis var. tenuifolia I. Johnston 1910-6-10 1311 Los Angeles Playa del Rey Comment
  CAS-BOT-BC347940  Malacothrix saxatilis var. tenuifolia J. H. Thomas 1957-6-2 6804 Los Angeles Arroyo Seco under Colorado St. Bridge, Pasadena Comment
  CATA1290  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2379 Los Angeles Santa Catalina Island: Parsons' Landing 323 Comment
  OBI35597  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 34 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  RSA301955  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-30 2296 Los Angeles Point Dume. 15 Comment
  UC455905  Malacothrix saxatilis var. tenuifolia I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  UCR177306  Malacothrix saxatilis var. tenuifolia LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1043 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  RSA781095  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-27 2011 -6 Los Angeles Transverse Ranges; Liebre Mountains region: on the cliff face adjacent to Mesa Drive Road, 200 meters soutwest of Vasquez Canyon Road in Santa Clarita 638 Comment
  SFV1130  Malephora crocea K. A. Wilson 1961-3-12 1001 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  CAS-BOT-BC167868  Malosma laurina LeRoy Abrams 1902-7-2 2639 Los Angeles Little Santa Anita Canyon Comment
  LA94274  Malosma laurina Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  UC1130507  Malosma laurina A. Lewis Feb 1934 298 Los Angeles Little Tujunga Canyon Angeles Nat'l Forest, San Fernando Quad., Little Tujunga Can Comment
  UCR50856  Malva nicaeensis A. C. Sanders 1988-5-18 7818 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SBBG39130  Malva parviflora E. R. Blakley 1963-4-10 5602 Los Angeles 1 mi S of Avalon 30 Comment
  RSA434896  Malva parviflora Bette Wright 1942-4-24 s.n. Los Angeles Vacant lot in city, Glendale Comment
  SD132622  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles San Clemente Island. Mosquito Harbor, beach bank by cabin. Comment
  UCR192526  Marah fabacea A. C. Sanders 2008-4-10 34786 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA0091494  Marah macrocarpa R. G. Swinney 2010-3-13 11890 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA188200  Marah macrocarpa R. F. Thorne, P. C. Everett 1965-6-22 s.n. Los Angeles Santa Cataline Island; near dump at Lookout Point 61 Comment
  SBBG31059  Marah macrocarpa R. F. Thorne 1966-9-14 36626 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  UCSB52719  Marah macrocarpa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  UCSB9125  Marah macrocarpa Haller, John 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  HSC12387  Marrubium vulgare Wendell Wood 1970-6-22 27 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA594290  Marrubium vulgare Louis C. Wheeler 1967-7-30 10250 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  RSA522973  Marrubium vulgare Tim S. Ross 1991-2-23 4087 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  SFV16014  Matricaria discoidea A. M. Orcino 1994-5-5 11 Los Angeles San Fernando Valley Sepulveda Wildlife Reserve, Haskell Creek. 235 Comment
  LA82462  Meconella denticulata O. H. Kappler; 1945-3-25 731 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  RSA0088598  Medicago polymorpha R. G. Swinney 2010-5-4 12547 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA746769  Medicago polymorpha R. G. Swinney 2008-4-17 8690 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCR199970  Medicago polymorpha Valerie Soza, LeRoy Gross 2001-5-9 1190 Los Angeles Transverse Ranges: Verdugo Mountains Region, Southern San Rafael Hills, south of Scholl Canyon, Sleepy Hollw Drive to Valle Vista fire road 274 Comment
  UCSB3418  Medicago polymorpha Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  UCR231077  Medicago sativa Dan S. Cooper 2011-9-10 s.n. Los Angeles South Coast, corner of Occidental Ave. and 3rd St., Lafayette Park area, Los Angeles 92 Comment
  SEINET12190917  Melaleuca nesophila E. Mason, Tebbett 1950-1 s.n. Los Angeles resort near Los Angeles Comment
  SEINET3245805  Melia azedarach R. G. Swinney 2009-1 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5') 171 Comment
  SFV21024  Melia azedarach L. Gross 2002-3-31 502 Los Angeles San Fernando Valley Big Tujunga Wash where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of wash. 366 Comment
  POM204736  Melica imperfecta Le Roy Abrams 1901-6-4 1689 Los Angeles Los Tunas Canon. Comment
  RSA0062567  Melica imperfecta R. G. Swinney 2010-4-20 12311 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  SEINET13203290 Image available Melica imperfecta R. G. Swinney 2011-1 14159 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  UCD87919  Melica imperfecta A. M. Johnson 1933-5-14 s.n. Los Angeles Baldwin Hills. Comment
  UCD88019  Melica imperfecta F. M. Reed 1925-5-18 5134 Los Angeles La Canada. 396 Comment
  UCR239608  Melica imperfecta Dan S. Cooper 2011-3-11 311- 40 Los Angeles San Gabriel Mountains Foothills, Monrovia Hills, 'Hidden Valley' north of Hidden Valley Ave. 258 Comment
  RSA188072  Melilotus albus Robert F. Thorne 1966-4-29 36268 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  POM156338  Melilotus indicus L. R. Abrams 1902-5-31 2482 Los Angeles Inglewood. Comment
  RSA177712  Melilotus indicus Robert F. Thorne, Percy C. Everett 1965-5-11 34566 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  LA82123  Melilotus indicus O. H. Kappler; 1941-5-5 240 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA39057  Melilotus indicus E. A. Purer 1932-3-23 2693 Los Angeles El Segundo. Comment
  SFV2372  Mentzelia affinis P. G. Kilburn 1958-4-12 720 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
  RSA586658  Mentzelia albicaulis Orlando Mistretta 1995-6-1 1746 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA741036  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  SBBG69294  Mentzelia albicaulis R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UC2042116  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. Comment
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Jun 9 2016
  RSA799903  Mentzelia laevicaulis Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 10 Los Angeles Glendora Ridge Road. 1313 Comment
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Mar 31 2014
  RSA660403  Mentzelia laevicaulis Orlando Mistretta 1992-6-17 592 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  CATA1540  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak 1997-6-4 2767 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  CAS-BOT-BC435281  Mesembryanthemum nodiflorum Alice Eastwood 1917-7-20 6450 Los Angeles Santa Catalina Island Comment
  RSA393760  Micropus californicus Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  UCR67655  Micropus californicus var. californicus L. C. Wheeler 1967-5-8 9304 Los Angeles San Gabriel Mtns, foothills NW of Saugus 396 Comment
  RSA188286  Microseris heterocarpa R. F. Thorne 1966-6-2 36511 Los Angeles Santa Catalina Island. Near upper end of road leading to White's Landing 396 Comment
  UCR206417  Microseris lindleyi R. G. Swinney 2008-6-9 8959 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA311428  Microsteris gracilis Michael C. Long, D. W. Foster 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1280 Comment
  RSA172333  Mimulus aurantiacus Robert F. Thorne, James Henrickson 1963-5-5 32281 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  POM73  Mimulus aurantiacus var. pubescens L. R. Abrams 1913-7-18 5020 Los Angeles Russel Lake. Comment
  RSA442628  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  RSA442637  Mimulus aurantiacus var. pubescens Harvey Anderson, C. Epling 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA597014  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3811 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  UCD122373  Mimulus aurantiacus var. pubescens Gordon Pilone 1961-3-3 109 Los Angeles Padua Hills, 100 yards above Spanish Restaurant. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 396 Comment
  UCR131704  Mimulus aurantiacus var. pubescens C. B. Wolf 1936-4-24 07772 Los Angeles Base of Santa Susana Pass 366 Comment
  RSA442693  Mimulus aurantiacus var. puniceus R. M. Beauchamp 1967-3-20 342 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  IRVC26211  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  LA51871  Mimulus brevipes Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  POM8951  Mimulus brevipes P. A. Munz, R. D. Harwood 1920-4-21 3690 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA420383  Mimulus brevipes G. R. Johnstone 1925-4-10 s.n. Los Angeles Mt. Lowe. Comment
  UCSB11686  Mimulus brevipes Bushnell, Bill 1962-5-4 Los Angeles in Mint Canyon; 7.7 miles northeast of the junction of California Highway 6 and the Saugus cutoff; on California Highway 6 609 Comment
  HSC12518  Mimulus cardinalis Wendell Wood 1970-6-22 30 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA578308  Mimulus constrictus Tim S. Ross, S. D. Boyd 1994-5-11 7774 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  POM11609  Mimulus fremontii var. fremontii P. A. Munz 1921-6-17 4655 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  JEPS23724  Mimulus grandis E. R. Blakley 1958-5-9 B- 2262 Los Angeles Hills 2 mi e Gorman; Along the San Andreas Fault Comment
  RSA599755  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-6 9774 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR208223  Mimulus guttatus R. S. Felger 1968-6-13 s.n. Los Angeles San Gabriel Mtns., Elsmere Canyon, Angeles National Forest, c. 2 mi. SE of Newhall 518 Comment
  POM62  Mimulus guttatus P. A. Munz 1918-4-5 2021 Los Angeles Pomona. Comment
  RSA80142  Mimulus johnstonii F. W. Peirson 1919-6-13 480 Los Angeles Rock Creek. 1296 Comment
  RSA0056590  Mimulus johnstonii Robert F. Thorne 1971-6-26 40602 Los Angeles San Gabriel Mtns., Angeles National Forest: On summit of Mt. Wilson. 1738 Comment
  UCR261347  Mimulus pilosus R. G. Swinney 2010-6-29 13375 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA641296  Mimulus rubellus Orlando Mistretta, R. T. Hawke 1995-6-29 1859 Los Angeles Blue Ridge Trail, ca 1/4 mile from trail lead at Pines. 2073 Comment
  RSA600465  Minuartia douglasii Steve Boyd, Lauren Raz 1997-4-30 9620 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
  RSA592233  Mirabilis californica var. californica Louis C. Wheeler 1967-4-30 9245 Los Angeles Limekiln Canyon 549 Comment
  UCR95444  Mirabilis californica var. californica L. C. Wheeler 1967-4-30 9245 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  POM305306  Mirabilis laevis var. crassifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 626 Los Angeles Santa Susana Pass 293 Comment
  RSA229118  Mirabilis laevis var. villosa Robert F. Thorne, C. W. Tilforth 1971-6-30 40843 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: above Little Sycamore Campground along Little Rock creek. 1189 Comment
  UCR190735  Monardella breweri R. G. Swinney 2001-6-2 7963 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
  RSA659905  Monardella cinerea Orlando Mistretta 1991-7-19 s.n. Los Angeles Prairie Fork. 2134 Comment
  RSA83413  Monardella macrantha subsp. macrantha F. W. Peirson 183 Los Angeles Santa Anita Trail to West Fork north of Divide at about 4000 ft. 1220 Comment
  POM211787  Monardella viridis subsp. saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon. 640 Comment
  RSA92633  Monolopia lanceolata F. W. Peirson 1903-3-28 1377 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  POM50440  Mucronea californica var. suksdorfii L. R. Abrams 1899-07 213 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC262697  Muhlenbergia californica John C. Roos 1951-7-30 5075 Los Angeles Big Rock Creek, north of Mt. Baden Powell, San Gabriel Mts. 1981 Comment
  CATA929  Muhlenbergia microsperma Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1786 Los Angeles Santa Catalina Island: North of road between Emerald Bay and Parsons Landing 121 Comment
  LA9662  Muhlenbergia microsperma Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG19162  Muhlenbergia microsperma M. A. Piehl 1963-12-7 631038 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  UC1109355  Muhlenbergia microsperma Peter H. Raven 1962-4-12 17324 Los Angeles near foot of canyon s of canyon below the Tomb (w side San Clemente Island); w side San Clemente Island 137 Comment
  UCR191282  Muhlenbergia richardsonis R. G. Swinney 1999-6-30 7482 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA647900  Muhlenbergia rigens LeRoy Gross, Wayne Law 2000-8-8 249 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  SBBG1046  Muilla maritima H. and M. Dearing 1940-4-29 4246 Los Angeles Mint Cyn Comment
  CAS-BOT-BC514192  Muilla maritima G. B. Grant 1901-3-24 3645 Los Angeles Eaton Wash Comment
  CAS-BOT-BC327739  Munzothamnus blairii Steven A. Junak 1996-9-28 SCI- 676 Los Angeles San Clemente Island. W side of island, in Box Canyon, ca 0.5 miles downstream from Triangulation Point Snapper 304 Comment
  SBBG12561  Munzothamnus blairii P. H. Raven 1962-5-10 17717 Los Angeles high on a cliff, just N of Thirst 198 Comment
  SBBG95935  Munzothamnus blairii M. B. Dunkle 1939-11-24 8675 Los Angeles SE rim above Mosquito Harbor Comment
  LA210908  Najas guadalupensis Arthur C. Gibson; 2008-9-7 5390 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  SBBG65081  Nama californica R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR101195  Nama californica L. C. Wheeler 1948-6-13 6645 Los Angeles San Gabriel Mtns., Coldwater Canyon, off Big Tujunga [Canyon] 1006 Comment
  RSA0119546  Nama demissa R. G. Swinney 2014-4-30 16265 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA614989  Nama demissa var. demissa Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCSB47249  Nassella cernua Knight, Mark 1982-5-20 Los Angeles 2 meters east of Hungry Valley Road offramp, Interstate 5 914 Comment
  CAS-BOT-BC175271  Nassella lepida Tim Ross; Steve Boyd 1993-5-23 7279 Los Angeles Upper Clearwater Canyon: very steep slope of SSE aspect, ca 190-230 m W of Plum Spring. NW Los Angeles Co. 783 Comment
  RSA3689  Nassella lepida C. B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  SBBG128214  Nassella lepida M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3187 Los Angeles ridge above KBRT radio station, W of airport rd jct 432 Comment
  SEINET5765464 Image available Nasturtium gambelii Unknown 1904-1 146 Los Angeles Los Angeles Comment
  RSA631373  Nasturtium officinale L. C. Wheeler 1967-5-31 9808 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  UCR192939  Navarretia atractyloides Dan S. Cooper 2008-5-30 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., unnamed canyon along south side of Forest lawn Dr. (across from tennis club), just northwest of border of Griffith Park, Los Angeles 180 Comment
  LA206712  Navarretia atractyloides K. Opitz; 1941-5-21 sn Los Angeles San Fernando Valley, N of North Hollywood, near Vineland Comment
  RSA190949  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-29 36307 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  RSA469829  Navarretia hamata subsp. leptantha House 1930-8-5 14090 Los Angeles San Clemente Island. Comment
  SEINET10619237  Nelumbo nucifera Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3800 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  RSA777928  Nemacladus orientalis Orlando Mistretta, Christine Mistretta 2010-5-20 5160 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA706549  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  RSA421321  Nemophila menziesii Barbara Hutchison 1941-4-2 20509 Los Angeles San Fernando Valley Comment
  JEPS1518  Nemophila menziesii var. integrifolia John Thomas Howell 1928-5-4 3770 Los Angeles Monrovia Canyon , Monrovia Canyon (San Gabriel Mts.) Comment
  RSA0053881  Nemophila spatulata R. G. Swinney 2010-5-11 12635 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  POM188390  Nicolletia occidentalis P. A. Munz, T. Craig 1933-5-13 12935 Los Angeles 10 miles south of Muroc Comment
  UCR252577  Nicotiana attenuata R. G. Swinney 2010-5-11 12668 A Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CAS-BOT-BC231560  Nicotiana glauca Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7420 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 173 Comment
  RSA518240  Nicotiana glauca A. C. Sanders 1987-12-4 7582 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG55463  Nicotiana glauca R. Rector 1968-4-2 5 Los Angeles Pomona College Wash, Claremont 304 Comment
  SEINET10696855  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3951 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CAS-BOT-BC71175  Notholaena californica Larry Kiefer 1963-3-3 442 Los Angeles along W. fk, San Gabriel Riv., from c. 1/4 mi W of hgwy 39 to end of bluff 243 Comment
  RSA681923  Oenothera californica Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9629 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  SBBG116375  Oenothera californica subsp. californica R. Burgess, P. Munro 2002-5-6 5138 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  UCR194306  Oenothera elata subsp. hookeri R. G. Swinney 1998-8-1 6609 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  RSA670438  Oenothera micrantha I. W. Clokey 1929-04 4458 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
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Jan 1 2012
  UCD107000  Oenothera sinuosa J. B. Perret 1921-7-30 16 Los Angeles San Fernando. Comment
  RSA600510  Olea europaea Louis C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail 1 mi. southwest of Johnstone Peak. 732 Comment
  SBBG12658  Oligomeris linifolia E. R. Blakley 1962-6-9 5199 Los Angeles cyn W of rd, 2.5 mi N of China Pt 175 Comment
  POM60684  Oligomeris linifolia F. W. Peirson 1908-4-18 1924 Los Angeles Point Fermin. Comment
  RSA0097794  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  UCR168964  Opuntia basilaris A. C. Sanders 2003-5-1 26262 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  SEINET10914556  Opuntia parryi Betty Venrick 1961-5-11 Venrick 569 Los Angeles Rancho Santa Ana Botanical Gardens Comment
  POM3337  Oreonana vestita I. M. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy 2896 Comment
  RSA0076161  Orobanche bulbosa Philip A. Munz, R. D. Harwood 1920-5-2 3817 Los Angeles San Dimas Canyon. 457 Comment
  RSA0081022  Orobanche fasciculata Anstruther Davidson 1906-6-7 s.n. Los Angeles Big Rock Creek. Comment
  RSA509615  Orobanche fasciculata Louis C. Wheeler 1948-6-13 6639 Los Angeles San Gabriel Mountains: North side Big Tujunga, opposite Coldwater Canyon. 1006 Comment
  RSA643402  Orobanche parishii subsp. parishii Orlando Mistretta, Joe Mistretta 1992-9-22 828 Los Angeles San Gabriel Mountains: Burkhart Trail, ca. 1/4 mile from passing area on west side of trail 1954 Comment
  RSA402059A  Orthocarpus purpurascens Louis C. Wheeler 1932-5-17 720 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  CAS-BOT-BC355759  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  RSA584950  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA605436  Osmorhiza brachypoda L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. 1006 Comment
  POM184692  Osmorhiza brachypoda Joseph A. Ewan 1932-6-17 7349 Los Angeles Long canyon of Arroyo Seco 1098 Comment
  UCR91223  Oxalis corniculata Scott D. White 1996-3-2 3813 Los Angeles Base of San Gabriel Mtns., City of Claremont, Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill, east of Towne. 323 Comment
  SD143793  Oxalis pes-caprae Scott D. White 1997-3-12 4736 Los Angeles Zuma Beach Area; mouth of Zuma Creek, east end of the County Beach. 7 Comment
  RSA662676  Oxypolis occidentalis LeRoy Gross 2001-11-17 458 Los Angeles Just below trail From Three Points to Twin Peaks 1921 Comment
  UCR94682  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13947 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR124764  Oxytheca parishii B. C. Templeton 1932-8-26 5098 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  UCR202931  Oxytheca parishii R. G. Swinney 2001-8-22 8070 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA230696  Oxytheca parishii var. parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38425 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  RSA0098825  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  POM366050  Panicum acuminatum var. acuminatum H. E. Hasse 1902-1 s.n. Los Angeles San Gabriel Range Comment
  RSA603228  Panicum capillare L. C. Wheeler 1932-9-19 1398 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA187833  Papaver somniferum Robert F. Thorne 1966-6-1 36476 Los Angeles Santa Catalina Island, field near small building, in Pebbly Beach Canyon near upper end of road, possibly escaped Comment
  CAS-BOT-BC274175  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  RSA177762  Parapholis incurva R. F. Thorne, P. Everett 1965-5-11 34542 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  RSA448004  Parietaria hespera var. hespera F. R. Fosberg 1931-4-12 S- 4570 Los Angeles Cliffs near Jewfish Point, Santa Catalina Island. 10 Comment
  UCR126565  Parthenocissus vitacea A. C. Sanders, Andy Thomson 2003-4-15 26020 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park 316 Comment
  JEPS20115  Pectocarya linearis subsp. ferocula W. L. Jepson 1939-4-21 19236 a Los Angeles near Yucca Grove; Mohave Desert, Antelope Valley, Neenach School Comment
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Dec 14 2011
  SD88133  Pectocarya linearis subsp. ferocula R. Mitchel Beauchamp, M. Douglas 1972-3-24 3254 Los Angeles San Clemente Island: grassy slope east of impact area above Pyramid Cove 349 Comment
  POM368760  Pectocarya linearis subsp. ferocula Anonymous 1921-4-3 s.n. Los Angeles Santa Monica Mountains Comment
  RSA654029  Pectocarya penicillata Valerie L. Soza, Laura Moore 2000-5-10 834 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 594 Comment
  UCR270506  Pectocarya penicillata R. G. Swinney 2011-5-26 14848 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
  UCR42566  Pectocarya penicillata L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA152110  Pectocarya penicillata Wesley O. Griesel 1962-3-24 s.n. Los Angeles Mojave Desert W of Lancaster 1067 Comment
  RSA587346  Pectocarya setosa Orlando Mistretta 1992-5-4 223 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SFV6473  Pectocarya setosa T. Gordon, W. C. Willig, K. A. Wilson 1974-4-26 172 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  UCR186574  Pectocarya setosa A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32218 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA592149  Pectocarya setosa L. C. Wheeler 1967-5-8 9350 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UCR270683  Pedicularis semibarbata R. G. Swinney 2011-8-17 15651 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  CAS-BOT-BC67717  Pellaea andromedifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena Comment
  SBBG16839  Pellaea andromedifolia K. A. Wilson, D. E. Bianchi 1961-2-2 822 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  SEINET13203201 Image available Pellaea andromedifolia R. G. Swinney 2011-1 15851 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  SFV6769  Pellaea andromedifolia T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 69 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  RSA755459  Pellaea mucronata subsp. californica R. G. Swinney 2008-7-16 9255 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 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
  UCR205618  Penstemon centranthifolius R. G. Swinney 2008-5-12 8840 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCSB10527  Penstemon centranthifolius Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Canyon 304 Comment
  RSA586978  Penstemon centranthifolius Orlando Mistretta 1992-5-8 319 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  UCD124077  Penstemon centranthifolius Daryl Koutnik 1978-4-28 448 Los Angeles Lobo Canyon at end of Lobo Road. 304 Comment
  UCR209911  Penstemon grinnellii R. G. Swinney 2008-7-25 9307 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  UC1137411  Penstemon grinnellii var. scrophularioides L. R. Short 1934-4-2 175 Los Angeles Tejon Pass Los Padres Forest, Tejon Quad., Tejon Pass 1219 Comment
  POM49961  Penstemon heterophyllus A. D. E. Elmer 1902-06 3707 Los Angeles Acton, Mt. Gleason. Comment
  LA51914  Penstemon heterophyllus var. australis W. O. Griesel; 1936-6-16 sn Los Angeles Santa Monica Mountains, Triunfo Canyon Comment
  RSA0019900  Penstemon labrosus Orlando Mistretta, Christine Mistretta 2011-6-29 5760 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA755905  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles Waterman Mountain 2412 Comment
  UCR223794  Penstemon rostriflorus R. G. Swinney 2009-8-25 11477 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  NY650483  Penstemon rostriflorus G. J. Goodman 1930-7-28 1728 Los Angeles Mt. San Antonio, south slope. San Gabriel Mountains 2895.6 Comment
  RSA562166  Penstemon speciosus D. Charlton 1989-6-10 3224 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  CHSC1892  Penstemon spectabilis E. Thomas 1940-4-13 Los Angeles Claremont. 335 Comment
  RSA0087084  Penstemon spectabilis R. G. Swinney 2010-3-30 12108 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA583943  Penstemon spectabilis var. spectabilis R. G. Swinney 1993-6-29 2368 Los Angeles San Gabriel Mountains: 1.0 miles south of Lone Pine Canyon Road. 1634 Comment
  NY661219  Penstemon spectabilis var. subviscosus I. W. Clokey 03 1929 4475 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  UCR258878  Pentagramma triangularis R. G. Swinney 2010-5-7 12611 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  SD3467  Perideridia californica Ruth B. Randall Apr 1920 Los Angeles Mint Canyon Southern California Comment
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Mar 16 2014
  RSA530052  Perideridia parishii subsp. latifolia T. S. Ross 1991-8-16 5842 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  UC1375389  Perideridia parishii subsp. latifolia Robert F. Thorne 1969-7-2 38314 Los Angeles se Angeles Crest Hwy. (3.2 mi wsw of Cloudburst Summit, along bed of small intermittent stream); San Gabriel Mts., Angeles National Forest 1950 Comment
  RSA703551  Perideridia pringlei Gary D. Wallace, Ann Hiller 1983-5-18 2069 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  CAS-BOT-BC73766  Peritoma arborea var. arborea June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Giddings Hill Comment
  SBBG13456  Perityle emoryi E. R. Blakley 1962-10-4 5411 Los Angeles SE side of the Isthmus Cove 3 Comment
  UC1215144  Perityle emoryi Peter H. Raven 1962-4-12 17345 Los Angeles on walls of narrow canyon Wilson Cove; San Clemente Island, Wilson Cove 91 Comment
  JEPS1553  Phacelia brachyloba C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  LA200561  Phacelia brachyloba Jonathan Sauer; Stephanie Hedges 1978-5-27 6039 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UC1584244  Phacelia brachyloba Tim Ross and Steve Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture Lake Hughes 7.5' USGS quad., San Francisquito Canyon 926 Comment
  RSA427661  Phacelia cicutaria var. hispida Anstruther Davidson 1892-5-3 s.n. Los Angeles Pasadena. Comment
  RSA580195  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-25 7947 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  SD38325  Phacelia cicutaria var. hispida Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  UC697771  Phacelia cicutaria var. hispida Kay H. Beach 1943-5-11 1738 Los Angeles along Woods Trail San Gabriel Mts., Little Dalton Canyon 396 Comment
  RSA427696A  Phacelia ciliata Anstruther Davidson 1922 Los Angeles Gorman Station, Antelope Valley. Comment
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Jan 24 2015
  SEINET3158087  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 miles E of junction of Hwy 138 and road to Sandberg, Antelope Valley. 914 Comment
  RSA0082828  Phacelia cryptantha R. G. Swinney 2010-5-19 12778 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA348940  Phacelia curvipes Robert F. Thorne 1963-5-15 31676 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 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
  IRVC28415  Phacelia distans A. C. Sanders 2003-5-26 26839 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel San Gabriel Valley 171 Comment
  RSA346644  Phacelia distans Barry Burnell 1970-4-24 183 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  RSA517999  Phacelia distans Steve Boyd, Orlando Mistretta 1986-3-31 1524 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA729093  Phacelia distans R. G. Swinney 1999-6-28 7461 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1506 Comment
  RSA640250  Phacelia distans Robert F. Thorne, C. W. Tilforth 1971-4-9 41543 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  UC284268  Phacelia egena P. A. Munz 1923-5-26 6875 Los Angeles Big Rock Creek San Gabriel Mts. 1295 Comment
  RSA774276  Phacelia fremontii R. G. Swinney 2009-6-17 11174 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC1375261  Phacelia fremontii Robert F. Thorne and C. W. Tilforth 1971-6-30 40824 Los Angeles bank of desiccated branch of creek 1.8 mi below Alder Saddle; San Gabriel Mts., Angeles Nat'l For., Pinyon Flats area, S F 1554 Comment
  RSA650546  Phacelia fremontii Gary Guntle 1971-5-16 s.n. Los Angeles 6 1/2 mi. down Pamldale turnoff out of Big Pines. along roadside. 1829 Comment
  LA200566  Phacelia grandiflora Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1969-6-21 4596 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SEINET3246003  Phacelia imbricata R. G. Swinney 2009-1 10834 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  UCR224263  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCSB14874  Phacelia imbricata Breedlove, Dennis 1962-5-12 Los Angeles Eastern edge of Gorman 1219 Comment
  UC1375282  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-26 40610 Los Angeles San Gabriel Peak San Gabriel Mts., Angeles National Forest (n slope) 1432 Comment
  JEPS2172  Phacelia imbricata subsp. patula F. W. Peirson 1918-6-1 164 Los Angeles Eaton Canyon San Gabriel Mts. 670 Comment
  RSA649605  Phacelia longipes Lori Ackerman, Gerald Braden 1988-5-20 19 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UCR131370  Phacelia longipes Jeremiah George 2001-5-8 7 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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Apr 24 2016
  UCR231797  Phacelia longipes Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  LA46949  Phacelia minor Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA656666  Phacelia minor B. Brady 1980-6-1 21 Los Angeles Big Tujunga Canyon 457 Comment
  SEINET13203274 Image available Phacelia minor R. G. Swinney 2011-1 14473 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  SBBG65007  Phacelia mohavensis V. Duran 1933-7-11 3512 Los Angeles Sulphur Springs 1524 Comment
  UCR149526  Phacelia ramosissima R. G. Swinney 1997-6-25 5634 Los Angeles San Gabriel Mtns., west of Wrightwood, c. 0.25 mi. east of Hwy 2, c. 300 m N of Guffy Rd. (3N06) 2317 Comment
  SEINET12280344  Phacelia ramosissima Unknown 1933-1 8520 Los Angeles desert valley near Los Angeles Comment
  RSA653921  Phacelia ramosissima var. latifolia Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1038 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  CAS-BOT-BC159107  Phacelia ramosissima var. latifolia Timothy S. Ross 1992-5-24 6426 Los Angeles Lower Brown's Gulch: W of San Gabriel Dam, on W side of Hwy 39: disturbed chaparral-clad slope 487 Comment
  RSA660460  Phacelia tanacetifolia Mary C. Hunter 1994-5-23 9 Los Angeles South Pasadena (Mission and Fair oaks Backyard). Comment
  UCSC003068  Phacelia tanacetifolia Peter Kamb 1948-7-13 1208 Los Angeles on south side of canyon - San Gabriel Mountains, Big Tujunga canyon at Wildwood 549 Comment
  RSA133784  Phacelia viscida H. J. Thompson 1959-4-12 1921 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  SD125449  Phacelia viscida Daryl Koutnik 1978-5-10 466 Los Angeles Santa Monica Mts, Corral Canyon Rd, roadside 640 Comment
  UCR85818  Pholistoma auritum T. S. Ross 1991-4-8 4458 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  CHSC98603  Pholistoma auritum var. auritum LeRoy Gross; Michael Honer, Leland Lubinsky 2000-4-27 197 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. Area that didn't burn; northwest facing slope. 487 Comment
  UC1537541  Pholistoma membranaceum Gordon H. True Jr. 1935-3-5 45 Los Angeles 4 mi. s. Palmdale 944 Comment
  SBBG118691  Pholistoma racemosum O. Mistretta 1992-4-4 130 Los Angeles San Clemente Island, Stabilized dune Comment
  RSA575202  Phoradendron macrophyllum Vanessa Ashworth 1994-11-3 76 Los Angeles Claremont. On left side of approach road to RSABG; tree located on north side of volleyball field of Theology Institute. Comment
  CAS-BOT-BC141299  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-21 8317 Los Angeles Sanberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountains 1277 Comment
  POM78644  Phyla lanceolata Robert M. Perkins 1912-10-15 s.n. Los Angeles Newpor Bay. Comment
  UC924381  Phyllospadix torreyi E. Yale Dawson 1948-11-30 5637 Los Angeles Long Point Santa Catalina Island (shore) Comment
  UC457248  Pickeringia montana var. montana Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR157500  Picris echioides Scott D. White 1994-7-14 2262 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA654724  Picris echioides Scott Lowe 1991-5-18 37 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CATA1928  Pinus coulteri Amy Catalano, Anne Kelly 2014-10-14 019 Los Angeles Santa Catalina Island: One-quarter mile west of Cape Canyon reservoir, along Cape Canyon Road 315 Comment
  IRVC27009  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon NE end of Santa Susana Mtns. 335 Comment
  RSA169027  Pinus jeffreyi Mark Parratt 1964-2-6 604 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA0081703  Pinus monophylla R. G. Swinney 2010-5-19 12804 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UC4593  Piperia cooperi Harley P. Chandler 1897-5-11 Los Angeles Claremont Comment
  UCR126605  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26062 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  UCR153574  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2005-4-26 29716 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
  UCR265531  Plagiobothrys collinus Dan S. Cooper 2015-3-3 315- 8 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, utility road on west flank of Burbank Peak 345 Comment
  RSA587148  Plagiobothrys collinus var. fulvescens Orlando Mistretta 1995-4-28 1659 Los Angeles San Gabriel Moutains: Santiago Canyon. Slopes W of main canyon. 1372 Comment
  RSA610738  Plagiobothrys nothofulvus L. C. Wheeler 1934-3-24 2477 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  POM9288  Plagiobothrys nothofulvus P. A. Munz, Harwood 1920-3-3 3230 Los Angeles Hills So of Pomona Comment
  UCR127219  Plantago erecta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26285 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA68975  Plantago erecta F. W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco near Pasadena 412 Comment
  SEINET6089751  Plantago erecta Unknown 1975-5-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCSB40615  Plantago erecta Reisentz, Paul 1977-4-24 Los Angeles Twin Falls Reserve; 2 miles east on Stuart Road from Mulholland Highway Comment
  SBBG50110  Plantago ovata var. insularis M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UCR205551  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  CAS-BOT-BC93193  Platanus racemosa Timothy S. Ross; Darin Banks 1994-4-13 7523 Los Angeles Liebre Mountains. San Francisquito Canyon. Ca. 430 m SW of San Francisquito Powerhouse No. 2. 487 Comment
  RSA401726B  Platanus racemosa Ora M. Clark 1928-11-12 1286 Los Angeles Bouquet Canyon; Santa Susana Mts. Comment
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Dec 23 2014
  RSA649001  Platanus racemosa Scott Lowe 1991-5-12 24 Los Angeles San Gabriel River channel, about 250 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA656130  Platanus racemosa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 668 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UC1280826  Platanus racemosa H. E. McMinn 1934-3-28 3449 Los Angeles San Gabriel Comment
  UC1871059  Platystemon californicus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4785 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  LA206290  Platystemon californicus Carolyn Barber; 1969-5-6 sn Los Angeles Gorman Comment
  POM215933  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1935-4-25 3439 Los Angeles Placerita Canyon. 457 Comment
  RSA258430  Poa annua C. W. Tilforth 1972-4-14 483 Los Angeles Common in all areas of the garden where moisture is adequate Comment
  RSA590655  Poa pratensis Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3005 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  UCR204210  Poa pratensis R. G. Swinney 2001-9-16 8160 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  RSA569405  Poa secunda Bonnie C. Templeton 1932-5-31 4844 Los Angeles Cienega, Big Pines Camp, San Gabriel Mts 1890 Comment
  CAS-BOT-BC236185  Poa secunda subsp. secunda I. M. Johnston 1917-6-20 1355 Los Angeles San Antonio Mountains. Baldy Lookout at of USFS 2133 Comment
  SBBG12190  Poa secunda subsp. secunda P. H. Raven 1962-4-10 17209 Los Angeles summit of Thirst 579 Comment
  RSA353052  Poa secunda var. secunda L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SFV22088  Polycarpon tetraphyllum V. Soza, L. Gross, B. Hogshead 2001-4-26 1188 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  UCR162205  Polycarpon tetraphyllum Anuja Parikh, Nathan Gale 2004-6-16 2044 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
  UCR50851  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA268491  Polycarpon tetraphyllum Mildred E. Mathias 1965-7-20 s.n. Los Angeles Mildred E. Mathias residence. West Los Angeles. Comment
  UCR256836  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC71894  Polypodium californicum Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  RSA0091977  Polypodium californicum R. G. Swinney 2011-11-1 15936 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  POM6565  Polypodium californicum George B. Grant 1901-04 s.n. Los Angeles in moist woods, Santa Catalina Island. Comment
  UCSB62396  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62497  Polypodium californicum Kiefer, Lawrence 1966-6-4 Los Angeles San Gabriel Mtns., N of Claremont, Plamer Canyon , ca. 0.25mi N of the end of the road 701 Comment
  CATA781  Polypogon monspeliensis Mark L. Hoefs 1991-6-5 1343 Los Angeles Santa Catalina Island: Hill above Hamilton Cove 91 Comment
  LA103567  Polypogon viridis Barry A. Prigge; 1986-3-29 7164 Los Angeles Little Rock Creek: just above State Hwy 138 883 Comment
  SEINET3282760 Image available Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Mtns.; San Gabriel Canyon, 0.4 mi. above (east) of El Encanto post office, on shoulder of the old road. 268 Comment
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Apr 11 2014
  UCR192844  Polystichum imbricans R. G. Swinney 1998-8-6 6710 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UC1595391  Polystichum imbricans subsp. curtum Tim Ross 1990-6-20 3683 Los Angeles ridgetop between W Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mts 1328 Comment
  UCR184095  Populus fremontii A. C. Sanders 2007-4-13 33407 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  UCR216910  Populus fremontii R. G. Swinney 2009-3-19 10133 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  LA200829  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  CDA835  Potamogeton nodosus J. L. Johnson, Roger Faulker 1989-7-19 Los Angeles Angeles National Forest Crystal Lake, near Andora. 0 Comment
  RSA762423  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA316364  Prunus fasciculata Robert F. Thorne, S. Granger, Pamela Burton 1982-4-20 54992 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA650362  Prunus ilicifolia Marion P. Harthill 1971-2-28 71 Los Angeles Claremont. Comment
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Feb 18 2015
  UCR200196  Prunus ilicifolia Valerie 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 366 Comment
  RSA86867  Prunus lyonii F. W. Peirson 1907-7-1 699 Los Angeles Catalina Island. Comment
  UCR91379  Pseudognaphalium biolettii Scott D. White 1995-3-15 2549 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  UCD135039  Pseudognaphalium biolettii F. H. Elmore 18-19 Feb 1939 407 Los Angeles San Clemente Island. Comment
  UCR261130  Pseudognaphalium californicum R. G. Swinney 2010-6-21 13293 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR261321  Pseudognaphalium californicum R. G. Swinney 2010-3-13 11883 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UC31982  Pseudognaphalium californicum J. H. Barber 1897-3-16 69 Los Angeles Santa Monica Experimental Station Comment
  OBI72144  Pseudognaphalium leucocephalum Unknown 2009-5-21 2153 Los Angeles WTR, S of hwy 126 in Castaic Crk, 2.5 km SW of Castaic jctn and .3 km S of Hwy 126 290 Comment
  UC53985  Pseudognaphalium microcephalum H. P. Chandler 1902-9-9 2031 Los Angeles Ballona Marshes Comment
  UCR270848  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  LA6324  Pseudotsuga macrocarpa Carl Epling; October 1925 sn Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  RSA656192  Psilocarphus tenellus var. tenellus Joseph M. Keefe 1978-5-23 23254 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  UC1971287  Psilocarphus tenellus var. tenellus Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: near the mouth, east side little Tujunga. Near BM. 1227 Comment
  UCR102377  Pteris cretica L. C. Wheeler 1947-7-11 6544 Los Angeles San Gabriel Mtns., Millard Canyon 412 Comment
  RSA0070124  Pterostegia drymarioides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6956 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA733678  Pterostegia drymarioides R. G. Swinney 1998-8-5 6656 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  SBBG98618  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  UCR125393  Pterostegia drymarioides A. C. Sanders, Mark Elvin 2003-3-5 25742 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR197791  Purshia glandulosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 80 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  CAS-BOT-BC158666  Purshia tridentata var. glandulosa James R. Shevock 1976-4-24 5019 Los Angeles Along Big Pine highway approx. 2 miles from Big Rock Canyon toward Valyermo, east base of the San Gabriel Mts., Angeles National Forest 1249 Comment
  RSA614328  Purshia tridentata var. glandulosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  RSA747198  Pycnanthemum californicum R. G. Swinney 2005-8-5 8385 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  JEPS40266  Quercus George B. Grant Mar 1903 Los Angeles Sawpit Canyon Monrovia Comment
  SEINET4958711  Quercus X grandidentata Unknown 1934-12-27 8487 Los Angeles 2 miles above AT & SF tracks at mouth of Sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. Comment
  LA32180  Quercus agrifolia Bruce Douglas Clayton; Bruce Douglas Clayton 1959-3-27 1893 Los Angeles 731 Comment
  RSA0081140  Quercus agrifolia R. G. Swinney 2010-4-15 12264 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  SEINET4689904  Quercus agrifolia Leila M. Shultz 1980-4-28 4035 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  UCR212769  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1778 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, Sycamore Canyon, [Sycamore Canyon Road north of San Dimas Canyon Park] 402 Comment
  LA200039  Quercus berberidifolia A. M. Johnson; 1934-5-4 4460 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  POM18611  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  UCR106844  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles N slope San Gabriel Mtns., 11.4 mi. west of Palmdale, beside road to Elizabeth Lake. Comment
  UCR178215  Quercus berberidifolia LeRoy Gross 2000-11-12 328 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCSB34870  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill Rd north of Pomona 274 Comment
  LA205270  Quercus chrysolepis J. Sauer; 1972-5-1 5076 Los Angeles San Gabriel Mountains, N side of Mt. Pacifico Comment
  LA30777  Quercus chrysolepis Jo Ann W. Flock; 1958-12-20 14 Los Angeles Angeles National Forest, Upper Shake Public Camp, Sawmill Mt 1219 Comment
  RSA773970  Quercus chrysolepis R. G. Swinney 2009-7-29 11433 Los Angeles Pacifico Mountain summit. 2134 Comment
  SBBG26453  Quercus chrysolepis R. F. Thorne with M. Z. Thorne 1966-5-31 36418 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  SFV869  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles San Gabriel Mountains San Gabriel Mountains, Upper San Antonio Canyon near Claremont Comment
  UCSB34869  Quercus dumosa R. Lloyd 1959-3-3 24 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  IRVC1352  Quercus dumosa Gordon A. Marsh 1965-8-1 15 Los Angeles Twin harbors. Comment
  UCSB68631  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  POM2110  Quercus durata var. gabrielensis I. M. Johnston 1918-9-1 2138 Los Angeles Fern Canyon, north of Brown's Flat; (just north of Pomona 'P') Comment
  RSA703508  Quercus durata var. gabrielensis Scott D. White 2004-9-3 10747 Los Angeles San Gabriel Mountains: 'Grizzly Flat,' ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  SFV20892  Quercus durata var. gabrielensis L. Gross 2000-10-28 311 Los Angeles Verdugo Mountains Beaudry fire road northwest of Radio Towers, on ridgetop above Engleheard Canyon, pass [past?] saddle with antennas on northeast-facing slope. 793 Comment
  UC1870291  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Los Angeles Basin region; Verdugo Mtns.; Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) Elev. 1000 feet. 304 Comment
  CAS-BOT-BC94181  Quercus engelmannii Robert F. Thorne 1967-5-18 36864 Los Angeles Santa Catalina Island; Middle Bulrush Canyon 243 Comment
  CHSC26000  Quercus engelmannii L. Enari 1969-7-24 Los Angeles Arcadia, Talac Knoll, Los Angeles State and County Arboretum. Comment
  RSA754602  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  SBBG44662  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  UCSB27926  Quercus engelmannii Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  SBBG105565  Quercus garryana var. breweri T. Ross, S. Boyd 1994-9-21 8307 Los Angeles upper W end of the mtn, along Forest Service Rd, SW of Sandberg Triangulation Pt 1575 Comment
  UCD166562  Quercus john-tuckeri Dylan O. Burge 2016-2-23 2091 Los Angeles Agua Dulce Canyon, roadside on Agua Dulce Canyon Road. 655 Comment
  UCR143066  Quercus john-tuckeri Lyman Benson 1946-12-17 12255 Los Angeles San Gabriel Mountains, mouth of Mint Canyon 412 Comment
  UCR155697  Quercus john-tuckeri A. C. Sanders, T. B. Salvato 2005-4-26 29709 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
  CAS-BOT-BC61501  Quercus lobata Peter H. Raven; Henry J. Thompson 1959-4-3 13922 Los Angeles slopes just east of Malibu Junction. Santa Monica Mountains 243 Comment
  SD75502  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Santa Catalina Island, Middle Ranch, near creek 199 Comment
  SD75583  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Santa Catalina Island, Middle Ranch, by creek 199 Comment
  CAS-BOT-BC258376  Quercus tomentella P. S. Manos 1988-10-28 678 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  RSA188263  Quercus tomentella Robert F. Thorne 1966-4-30 36332 Los Angeles Santa Catalina Island, along W fork of Gallagher's Canyon 61 Comment
  SBBG13357  Quercus tomentella P. H. Raven 1962-7-10 17980 Los Angeles below Lemon Tank 243 Comment
  SBBG42322  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles lower part of grove, E of Pk 1942 in middle of E side of island Comment
  UC1594419  Quercus tomentella Tim Ross and Elizabeth Kellogg 1992-4-12 6126 B Los Angeles 110 degrees ese, 480-600 m from Vista (point) (at head of Grove Canyon); San Clemente Island, Grove Canyon 426 Comment
  SD53048  Rafinesquia californica Peter H. Raven 1962-5-22 17821 Los Angeles Santa Catalina Island, open grassland above Emerald Bay 120 Comment
  SBBG131556  Rafinesquia californica S. A. Junak 2000-4-15 SCa 1199 Los Angeles E side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 472 Comment
  POM11993  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles San Dimas. Sluggish brook east of Puddingstone Canyon. 366 Comment
  POM99376  Ranunculus californicus George B. Grant 1902-06 1109 Los Angeles Lincoln Park, Los Angeles Comment
  UC625091  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  RSA632017  Raphanus raphanistrum L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 670 Comment
  CLARK-A1528-3915  Rhamnus californica Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  POM2866  Rhamnus californica L. R. Abrams 1901-4-7 1427 Los Angeles Devil's Gate Comment
  RSA773969  Rhamnus californica R. G. Swinney 2009-7-29 11434 Los Angeles Pacifico Mountain summit. 2134 Comment
  UC1071545  Rhamnus californica A. Lewis Feb 1934 252 Los Angeles Indian Canyon Angeles National Forest, San Fernando Quad. 609 Comment
  UC1121733  Rhamnus californica A. D. Gifford 1935-3-17 495 Los Angeles Elizabeth Lake Canyon, at e end of quad. Angeles National Forest, Tejon Quad. 792 Comment
  RSA160399  Rhamnus californica subsp. californica J. D. Olmsted 1959-3-27 323 Los Angeles By stream gaging station below San Dimas ranger station. South slope, San Dimas Creek drainage area; alluvial soil. 488 Comment
  RSA390184  Rhamnus californica subsp. californica Sam Tyson 1942-6-25 ** Los Angeles San Antonio Canyon. 1524 Comment
  CAS-BOT-BC59935  Rhamnus crocea B. D. Stark 1933-2-19 4530 Los Angeles 2.5 mi. e. of Nuevo. 457 Comment
  UCR260383  Rhamnus crocea R. G. Swinney 2010-4-23 12372 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  CAS-BOT-BC56008  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 3207 Los Angeles Pasadena Comment
  RSA0104645  Rhamnus ilicifolia R. G. Swinney 2011-6-14 15150 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1646 Comment
  RSA390830  Rhamnus ilicifolia Robin S. Collins 1973-4-9 233 Los Angeles Angles National Forest, San Gabriel Mts.: R13W T3N, Trail Cyn. 610 Comment
  SBBG27536  Rhamnus ilicifolia I. W. Clokey, B. Templeton -Jul-1929 Los Angeles Mandeville Cyn Comment
  UCR133618  Rhamnus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4575 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR212770  Rhamnus ilicifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1779 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, San Dimas Canyon Creek 380 Comment
  RSA3250  Rhamnus pirifolia Knopf, Johnson 1930-1-29 s.n. Los Angeles Cape Canyon. Santa Catalina Island. Comment
  SBBG128329  Rhamnus pirifolia S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 40 Los Angeles Deer Valley Trail 92 Comment
  SD84811  Rhamnus pirifolia Reid Moran 1941-2-24 608 Los Angeles Johnson's Valley, Santa Catalina Lisland 20 Comment
  RSA390148  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  UC303599  Rhamnus tomentella subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prairie Fork of San Gabriel River San Gabriel River 1981 Comment
  RSA598954  Rhus integrifolia R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. ''Owl Flats,'' 1.5 mi. E of Glendora Mtn. Road, near Big Dalton Canyon Rd. 472 Comment
  RSA649289  Rhus integrifolia Kathy Lynn 1971-3-3 71 -32 Los Angeles Collected on Weaver's ranch, Diamond Bar area 1.5 mi. from Old Brea Cyn Rd. cutoff 140 Comment
  RSA650219  Rhus integrifolia Walter Stewart 1948-2-20 s.n. Los Angeles Collected from the wash one mile east of Claremont on Arrow Highway. 396 Comment
  RSA710278  Rhus integrifolia A. C. Sanders, Lee Jones 2005-4-8 29356 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SD237283  Rhus integrifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37090 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santaa Fe Flood Control Basin, N of Arrow Hwy and soouth of Duarte. 139 Comment
  UCR205885  Rhus integrifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37090 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA0056326  Rhus laurina Harold L. Pirie 1963-7-20 s.n. Los Angeles Old Topanga Blvd. Santa Monica Mountains. 304 Comment
  CAS-BOT-BC167956  Rhus ovata Robert F. Thorne; P. C. Everett 1964-2-7 33492 Los Angeles On ridge WNW of Grand Canyon, Santa Catalina Island 487 Comment
  RSA0070363  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA403715  Rhus trilobata L. C. Wheeler 1932-3-20 507 Los Angeles Head Mandeville Canyon. 457 Comment
  POM2779  Rhus trilobata var. pilosissima Anonymous 1912-06 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC92281  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Claremont. Comment
  CAS-BOT-BC92298  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Sierra Madre. Old Wilson Trail. Comment
  RSA585537  Ribes amarum T. S. Ross 1992-4-21 6215 Los Angeles Glendora ridge road: on the divide between San Dimas Canyon & Cattle Canyon, draining northward toward the latter. 1232 Comment
  UC1178501  Ribes amarum Peter Kamb 1948-2-14 778 Los Angeles Upper Sonoran Zone. Little Santa Anita Canyon San Grbiel Mts. 609 Comment
  LA201959  Ribes aureum var. gracillimum Arthur C. Gibson; 2004-3-17 5012 b Los Angeles Santa Monica Mountains, Franklin Canyon, above main parking lot above reservoir Comment
  SBBG125799  Ribes aureum var. gracillimum L. Ballard 2013-3-12 Los Angeles Towsley Cyn, Santa Susana Mtns 426 Comment
  LA50715  Ribes californicum var. hesperium C. & M. Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  UC69257  Ribes californicum var. hesperium Ernest Braunton 1903-1-15 766 Los Angeles Glendora Comment
  CAS-BOT-BC93399  Ribes cereum Robert F. Thorne 1969-7-2 38341 Los Angeles San Gabriel Mountains. Angeles National Forest. At Dawson Saddle. 2407 Comment
  RSA175370  Ribes cereum var. cereum Nathan C. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Near North Baldy Peak, San Gabriel Mountains. Comment
  RSA230181  Ribes cereum var. cereum Robert F. Thorne 1969-7-10 38362 Los Angeles Mescal Creek Play Area 2043 Comment
  RSA0008284  Ribes divaricatum var. parishii Alice Jane Merritt 1893-03 1834 Los Angeles Riviera. Comment
  CAS-BOT-BC173113  Ribes indecorum Louis C. Wheeler 1946-12-14 6453 Los Angeles San Gabriel Mountains: San Dimas Canyon 502 Comment
  CAS-BOT-BC173428  Ribes malvaceum Le Roy Abrams 1901-4-3 1313 Los Angeles Santa Monica Mts 304 Comment
  UCR51926  Ribes malvaceum Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  UCSB2635  Ribes malvaceum var. malvaceum Wedberg, H. 1957-2-17 Los Angeles West of Saddle Peak; Santa Monica Mtns Comment
  RSA127960  Ribes malvaceum var. viridifolium Peter H. Raven 1959-3-1 13823 Los Angeles Griffith Park, Mt Hollywood Drive, 0.8 miles south of Vista Del Valle Drive. 396 Comment
  RSA615373  Ribes malvaceum var. viridifolium Scott D. White, Pam DeVries 1997-12-3 6036 -B Los Angeles San Gabriel Mts., San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. below Morris Dam; just SE of private orchard. 259 Comment
  RSA476197  Ribes nevadense C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  UCR192857  Ribes nevadense R. G. Swinney 1998-7-14 6424 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA549794  Ribes roezlii Wandalee Thompson 1964-4-14 12 Los Angeles Mouth of Richardson Canyon, 2 miles W of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  RSA659872  Ribes roezlii Orlando Mistretta 1992-8-20 768 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR78132  Ribes roezlii var. roezlii Wandalee Thompson 1964-4-14 12 Los Angeles Transverse Range; Liebre Mtns., Mouth of Richardson Canyon, 2 miles west of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  LA29306  Ribes speciosum Mary V. Hood; 1942-4-26 42- 26 -k* Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  RSA480746  Ricinus communis H. J. Montgomery 1923-5-30 s.n. Los Angeles Sturtevant Trail. Comment
  RSA613034  Ricinus communis L. C. Wheeler 1975-3-30 s.n. Los Angeles Hacienda Heights. Comment
  RSA0069437  Robinia pseudoacacia R. G. Swinney 2010-6-8 13204 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  RSA0049506  Rosa californica Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Boquet Canyon. Comment
  RSA763107  Rosa woodsii R. G. Swinney 2008-8-13 9360 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UCR150868  Rubus discolor R. G. Swinney, Dave Larson 1999-5-15 7177 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA240667  Rubus ursinus Donald R. Bissing 1973-5-18 96 Los Angeles Evey Canyon, in NE side of canyon, 0.3 mile from mouth of canyon near stream. 720 Comment
  UC1211105  Rubus ursinus Huron H. Smith 1912-6-1 5068 Los Angeles Avalon Canyon Santa Catalina Isl., Avalon Canyon 38 Comment
  CAS-BOT-BC421878  Rumex acetosella Geo. B. Grant No date on label s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC433246  Rumex crispus Le Roy Abrams 1901-6-1 1731 Los Angeles Ballona Creek Comment
  RSA547818  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3628 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC1215277  Rumex crispus Peter H. Raven 1962-4-10 17189 Los Angeles hillside above Wilson Cove; San Clemente Island 91 Comment
  POM50454  Rumex hymenosepalus L. R. Abrams 1901-04 1399 Los Angeles La Cananda Comment
  UCR270666  Rumex salicifolius R. G. Swinney 2011-6-29 15357 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  SD181743  Ruppia maritima Robert F. Thorne 1971-5-17 41353 Los Angeles Santa Catalina Island: pond southeast of Isthmus, margin of pond 213 Comment
  RSA628708  Salazaria mexicana R. S. Woglum 1942-5-20 3325 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  RSA651662  Salazaria mexicana Warren Crawford 1969-5-9 s.n. Los Angeles Pearblossum Hwy 138 Comment
  UCR177462  Salazaria mexicana LeRoy Gross 2005-5-3 2222 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
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May 3 2013
  UCSC001511  Salazaria mexicana Peter Kamb 1948-5-6 971 Los Angeles Hot hillside above wash San Gabriel Mts, Little Rock (Lower Sonoran Zone. Desert foothills of the San Gabriel Mts above Little Rock) 975 Comment
  UC7476  Salicornia J. L. Lansing Sep 1896 Los Angeles Bell's Alkali Flat, Llano Verde Antelope Valley, West Palmdale Comment
  CAS-BOT-BC103173  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  UCR150620  Salix exigua Scott D. White 1997-5-8 5093 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
  UCR271853  Salix exigua R. G. Swinney 2011-6-23 15287 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  POM184867  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  RSA362617  Salix laevigata Robert Gustafson 1978-6-1 989 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA750213  Salix laevigata R. G. Swinney 2005-7-21 8320 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property. 1216 Comment
  SBBG128171  Salix laevigata B. E. Carter 2012-8-23 6986 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  JEPS13834  Salix lasiolepis W. L. Jepson 1908-7-13 3053 Los Angeles Swain Canyon; Catalina Isl., Swain Canyon Comment
  POM362722  Salix lasiolepis Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  POM48309  Salix lasiolepis Philip A. Munz 1925-2-22 9342 Los Angeles Santa Susanna. Comment
  RSA305934  Salix lasiolepis Fay A. MacFadden 1934-2-21 12433 Los Angeles Culver City. Comment
  RSA618592  Salix lasiolepis Louis C. Wheeler 1966-8-21 8822 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  SBBG118698  Salix lasiolepis R. F. Thorne 1967-10-21 37402 Los Angeles near San Antonio Falls 1950 Comment
  SJSU235  Salix lasiolepis C. W. Sharsmith 1931-11-15 3 Los Angeles foot of coastal headlands near mouth of Topanga Canyon, Santa Monica Mts 15 Comment
  UC447153  Salix lasiolepis J. Ewan 1931-2-8 4022 Los Angeles above Monrovia (stream bottom); San Gabriel Mts., Spanish Canyon Comment
  UCR194066  Salix lasiolepis R. G. Swinney 1999-5-22 7199 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR212827  Salix lasiolepis Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1809 Los Angeles San Gabriel Valley, San Gabriel River [channel, northeast of East Huntington Drive], Lario San Gabriel River Trail Park 180 Comment
  LA208799  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7626 Los Angeles Area 1 Comment
  RSA92640A  Salix lasiolepis F. W. Peirson 1919-3-30 720 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  UC506406  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-2-16 7652 Los Angeles Comment
  UC506430  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7653 Los Angeles Comment
  CAS-BOT-BC107538  Salix lasiolepis var. lasiolepis Geo. B. Grant June 01 1157 Los Angeles Seven Oaks 1524 Comment
  CAS-BOT-BC128481  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
  CAS-BOT-BC126293  Salix sessilifolia Carl B. Wolf 1928-3-29 1587 Los Angeles So. base of ridge route, 1 mi. No. of Castaic 396 Comment
  CDA43376  Salsola australis Michael O Brien 2014-11-1 s.n. Los Angeles El Matador State Beach, Malibu. 0 Comment
  RSA0096807  Salsola tragus R. G. Swinney 2011-9-27 15704 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  CAS-BOT-BC180704  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA585158  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-1 2755 Los Angeles Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. along Moody Canyon 1341 Comment
  RSA82392  Salvia carduacea F. W. Peirson 1921-5-18 1059 Los Angeles Along railroad track, 3 miles east of Saugus. Comment
  RSA728778  Salvia columbariae Gary D. Wallace 1979-4-19 1692 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  SBBG128178  Salvia columbariae M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1784 Los Angeles N of rd between Emerald Bay and Parsons Landing 121 Comment
  UC1922360  Salvia columbariae Valerie Soza, Susan Caplow 2003-4-11 1625 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy, head of Brand Canyon. 762 Comment
  UCR256137  Salvia columbariae R. G. Swinney 2010-4-20 12314 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  LA69678  Salvia dorrii D. Lewis; 1953-4-9 sn Los Angeles Mohave Desert, Palmdale Comment
  SEINET2042298 Image available Salvia dorrii B. Pitzer 1998-5-12 3712 Los Angeles Western Mojave Desert; HWY 18 (=Hwy 138 = Palmdale Hwy), ca. 1 mi W of the San Bernardino Co. Line. (Mescal cCreek 7.5') 1171 Comment
  SD253492  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 270 Comment
  POM126520  Salvia leucophylla Katherine Brandegee s.n. Los Angeles Saugus. Comment
  POM29136  Salvia leucophylla S. B. Parish 1887-06 1889 Los Angeles San Francisquito Canon. Comment
  SBBG71106  Salvia leucophylla M. N. Ackley 1927-5-29 452 Los Angeles Mulholland Drive 457 Comment
  SDSU12008  Salvia leucophylla David Shaari, Jennifer Swenson 1995-4-12 12 Los Angeles Located on the west side of the Cheesebro canyon, 1.2 miles north of fork with Chesebro Raod. 341 Comment
  SEINET4082169  Salvia leucophylla O. M. Clark 1932-1 5122 Los Angeles North Los Angeles. Comment
  UC447145  Salvia leucophylla Joseph Andorfer Ewan 1931-5-16 4206 Los Angeles above Calabasas (Dry Canyon); Santa Monica Mts., Dry Canyon 304 Comment
  UCR155125  Salvia leucophylla A. C. Sanders 2005-5-5 29926 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA145140  Salvia mellifera Alice Ann Webb 1961-2-28 775 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA147824  Salvia mellifera Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA294794  Salvia mellifera Lyman Benson 1946-5-13 12087 Los Angeles Midway between Pomona and Brea. Puente Hills. 274 Comment
  RSA651046  Salvia mellifera Frank W. Hedges 1948-5-9 s.n. Los Angeles Collected 3 mi. N. of Claremont. 610 Comment
  SBBG112964  Salvia mellifera S. A. Junak 1998-6-13 SCa 746 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  UC25727  Salvia mellifera J. H. Barber 1897-5-24 157 Los Angeles Santa Monica Experimental Station Comment
  UC535551  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCD125551  Salvia mellifera Kenneth A. Wilson 1961-3-11 975 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. Comment
  UCR206118  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-29 37044 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  POM50365  Salvia spathacea L. R. Abrams 1901-4-3 s.n. Los Angeles Santa Monica Mountains. Comment
  SFV3227  Salvia spathacea K. A. Wilson 1961-3-10 962 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  RSA477545  Sambucus mexicana F. R. Fosberg 1931-5-5 S- 4769 Los Angeles Santa Catalina Island: Bullrush Canyon. Comment
  RSA477563  Sambucus mexicana William Greenberg 1939-7-24 s.n. Los Angeles Beverly Hills Canyon. Comment
  RSA609983  Sambucus mexicana L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UC1584922  Sambucus mexicana Tim Ross 1991-4-8 4478 Los Angeles Elephant Hill San Dimas 7.5' quadrangle, western Pomona (n slope) 265 Comment
  UC1922310  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 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' 20.3'' N 118deg 18' 13.9'' W T1N R14W NW/ Comment
  RSA595002  Sanguisorba minor Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1995-7-27 2504 Los Angeles Santa Catalina Island: below Bulrush Reservoir. 282 Comment
  SFV6174  Sanicula arguta R. M. Muran 1974-5-16 73 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  UC1400390  Sanicula arguta Robert F. Thorne and M. Z. Thorne 1973-2-12 42463 Los Angeles Santa Catalina Island, Blue Cavern Point Blue Cavern Point; Santa Catalina Island, Blue Cavern Point 60 Comment
  UC21334  Sanicula bipinnata A. J. McClatchie 1893-3-30 1 Los Angeles near Pasadena Comment
  RSA97379  Sanicula bipinnata F. W. Peirson 2795 Los Angeles Santa Monica, Los Angeles. Comment
  LA329800  Sanicula crassicaulis Louis Wheeler; 1932-4-2 554 Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon 487 Comment
  UC1006679  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X487 Los Angeles by road in Topanga Canyon Topanga Canyon Comment
  UC1619331  Sanicula crassicaulis Timothy S. Ross 1995-4-7 8355 Los Angeles Templin Highway, 100-250 ft NE of int. with the Old Ridge Route (near headwaters of Violin Canyon) Liebre Mountains 865 Comment
  RSA0035493  Sarcodes sanguinea Orlando Mistretta 1992-5-16 20 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA668076  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles San Gabriel Mountains. Lower Moody Canyon. 1073 Comment
  LA82092  Saxifraga californica O. H. Kappler; 1941-3-8 101 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC283090  Schedonorus arundinaceus Peter H. Raven 1959-5-3 14068 Los Angeles Mulholland Drive 0.5 miles east of Beverly Glen Boulevard, Santa Monica Mountains 381 Comment
  CATA719  Schismus arabicus Mark L. Hoefs 1991-5-18 1226 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA0113217  Schismus arabicus Steven A. Junak 2000-5-19 SCa- 1307 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  RSA0081320  Schismus barbatus R. G. Swinney 2010-3-16 11920 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA656321  Schismus barbatus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 689 Los Angeles Verdugo Mountains, north side: Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park., Area burned in August 1999. 594 Comment
  RSA708517  Schismus barbatus Scott D. White, Brian Leatherman 2005-3-18 10795 Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  UC1922482  Schismus barbatus Valerie Soza, Miriam Sidibeh 2003-3-26 1613 a Los Angeles Transverse Ranges; Verdugo Mountains region; 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
  RSA366049  Schoenoplectus americanus Anstruther Davidson 1890-1 s.n. Los Angeles River. Comment
  UC2026510  Scirpus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles SAN GABRIEL: Rio Hondo, 1/4 mile north of San Gabriel Boulevard. Comment
  SEINET3165079  Scirpus cernuus G. B. Grant 1904-6-10 1181 a-6274 Los Angeles at Ballona Marsh Comment
  UCR205274  Scirpus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  UC457252  Scrophularia californica Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon; Santa Monica Mts Comment
  UCSB9313  Scrophularia californica Haller, Norman 1953-3-3 Los Angeles Faculty Hill, U.C.L.A Comment
  RSA584298  Scrophularia californica subsp. floribunda Tim S. Ross, Orlando Mistretta 1993-5-26 7313 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  SD80067  Scrophularia californica subsp. floribunda Mary H. Ward, Shirley W. Campbell 1970-4-16 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  SEINET4097310  Scrophularia villosa R. Moran 1941-1 645 Los Angeles Johnson's Valley, Santa Catalina Island. 100 Comment
  SFV15542  Scutellaria tuberosa R. K. Stachelek 1992-5-2 29 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  RSA599200  Scutellaria tuberosa Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA729491  Selaginella asprella R. G. Swinney 1998-8-27 6806 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on rige top. 2378 Comment
  CAS-BOT-BC62028  Selaginella bigelovii George B. Grant; Walter Wheeler 1904-4-21 H 6144 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  SBBG13145  Selaginella bigelovii E. R. Blakley 1961-9-23 4762 Los Angeles small cyn at E end of Isthmus Harbor 60 Comment
  SBBG96998  Selaginella bigelovii S. Boyd with T. Ross, L. Arnseth 1990-8-8 4400 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA94707  Senecio astephanus F. W. Peirson 1920-6-10 1432 Los Angeles trail east of Inspiration Point, Mt. Lowe 1371 Comment
  CAS-BOT-BC333113  Senecio flaccidus var. douglasii Le Roy Abrams 1900-8-9 861 Los Angeles Monrovia Comment
  POM19152  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6889 Los Angeles East of Rock Creek, Mojave Desert Comment
  SDSU482  Senecio flaccidus var. douglasii D. F. Howe 1951-10-7 2163 Los Angeles Mandeville Canyon, Santa Monica Mts. 247 Comment
  UCR132302  Senecio flaccidus var. douglasii John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  UCR207799  Senecio flaccidus var. douglasii O. F. Clarke 2004-5-24 s.n. Los Angeles San Gabriel Mtns. Foothills, Lake Ave., Pasadena 553 Comment
  UCR191261  Senecio ionophyllus R. G. Swinney 1998-7-2 6218 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG17788  Senecio lyonii P. H. Raven 1962-4-10 17188 Los Angeles above Wilson Cove 106 Comment
  SBBG132070  Senecio lyonii S. A. Junak, B. Collins 1991-4-25 SCI 221 Los Angeles Thirst Cyn, S of rd to SHOBA, REWS ("Pole" on map) 493 Comment
  POM193  Senecio vulgaris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] 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
  RSA657579  Senecio vulgaris Kristina Sargeant 1992-4-29 92 -022 Los Angeles North side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  SFV7792  Senegalia greggii V. E. Rudd 1975-9-7 3444 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus, botanic garden. 260 Comment
  RSA0037478  Sequoia sempervirens Larissa L. Yates 2014-4-24 2 Los Angeles Downtown Claremont. Along 1st street between Cornell Ave. and College Ave. 350 Comment
  CAS-BOT-BC243583  Setaria parviflora T. C. Fuller 1967-1-23 15436 Los Angeles San Diego Freeway, SW corner of Montana Ave. and Sepulveda Blvd., n.w. of Westwood Comment
  CATA2984  Sibara filifolia Peter J. Dixon 2015-2-25 016 Los Angeles Santa Catalina Island: Wild Boar Gully. Mid-slope population, 153 SW of gate, 26 downslope (south) of ridge. 260 Comment
  CAS-BOT-BC213325  Sidalcea A. D. E. Elmer 1902-6-1 3612 Los Angeles Palmdale Comment
  LA50758  Sidalcea sparsifolia W. O. Griesel; 1936-6-16 sn Los Angeles Santa Monica Mountains, Triunfo Canyon Comment
  CAS-BOT-BC434376  Sidotheca trilobata A. Nesta Dunn; Joseph Andorfer Ewan 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Creek Jct., San Gabriel Mts. 1036 Comment
  RSA248874  Silene antirrhina R. F. Thorne 1973-4-12 42971 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  RSA536064  Silene antirrhina Timothy S. Ross 1991-5-21 5381 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  RSA653699  Silene multinervia Valerie L. Soza, Laura Moore 2000-5-10 858 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA438852  Silene parishii F. R. Fosberg 1931-8-12 S 5482 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA65037  Silene parishii F. R. Fosberg, J. Ewan 1931-8-12 4937 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  CAS-BOT-BC175103  Silene verecunda Wesley O. Griesel 1961-6-29 s.n. Los Angeles Charleton Flats, San Gabriel Mts. 1524 Comment
  UC205799  Silene verecunda subsp. platyota I. M. Johnston 1917-8-22 1671 Los Angeles n slope of Baldy , n slope of Baldy (San Antonio Mountains) 2743 Comment
  RSA473574  Silybum marianum Robert Gustafson 1981-5-13 2213 Los Angeles Ballona Wetlands, area 1 Comment
  UC397411  Sinapis arvensis P. A. Munz 1921-4-15 4407 Los Angeles s of town of Claremont Claremont 365 Comment
  SFV9177  Sisymbrium irio J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  RSA431750  Sisymbrium officinale Anstruther Davidson 1891-5-30 s.n. Los Angeles Millards Canyon Comment
  UCR282044  Sisymbrium officinale R. G. Swinney 2014-5-15 16538 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
  UCR186942  Sisymbrium orientale A. C. Sanders 2006-4-10 31999 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
  UCR193688  Sisymbrium orientale R. G. Swinney, Dave Larson 1999-5-29 7222 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  RSA431735  Sisymbrium orientale Robert Gustafson 1978-6-1 981 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA15324  Sisyrinchium bellum Fay A. MacFadden 1930-05 1216 Los Angeles Verdugo Mountains: Flintridge. Comment
  SBBG70608  Solanum douglasii M. N. Ackley -Oct-1925 974 Los Angeles Verdugo Wash, Glendale 243 Comment
  SBBG98448  Solanum douglasii T. Ross 1991-5-22 5469 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  UCR68945  Solanum douglasii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4259 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA651323  Solanum douglasii Peter J. Estournes 1981-5-14 26 Los Angeles 60 freeway west; east bound 2 miles east of 605 freeway. Comment
  POM4258  Solanum elaeagnifolium L. R. Abrams 1917-7-7 6607 Los Angeles San Fernando Valley, near Cahuenga Pass. Comment
  RSA427305  Solanum elaeagnifolium F. H. Elmore 1909-01 2348 Los Angeles Pass Rd., Hollywood. Comment
  UCR126626  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2003-8-7 27174 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  UCR129399  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA0048365  Solanum tuberosum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Kneen Place. 243 Comment
  CAS-BOT-BC156776  Solanum umbelliferum E. C. Twisselmann 1959-6-2 5328 Los Angeles Summit of Liebre Mountains 1676 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
  RSA599286  Solanum umbelliferum Steve D. Boyd, Lauren Raz 1997-3-31 9422 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
  LA81981  Solanum xanti O. H. Kappler; 1943-4-18 366 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCSB15879  Solanum xanti Breedlove, Dennis 1962-5-12 Los Angeles along U.S. Highway 99. 8.0 miles south of Gorman 883 Comment
  CSUSB785  Solanum xanti var. intermedium S. Catsiff 1965-4-17 Los Angeles 0.5 mile west of Topanga on Old Topanga Road, by stream. Comment
  RSA427427  Solanum xanti var. intermedium M. Bisbee 1917-5-27 s.n. Los Angeles Verdugo Canyon Comment
  POM155749  Solidago californica M. B. Dunkle 1928-11-7 2011 Los Angeles Middle Ranch Canyon 183 Comment
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Jun 5 2014
  POM19002  Solidago californica P. A. Munz 1923-9-1 7712 Los Angeles Swartout Valley, narrow north-facing canyon. 2043 Comment
  SEINET11382851 Image available Solidago confinis Unknown 1936-1 9997 Los Angeles San Gabriel Mts. Swartvet Valley mdw. at 6V50 J Comment
  CAS-BOT-BC365018  Solidago velutina subsp. californica Timothy S. Ross; Steve Boyd 1994-9-20 8269 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  RSA188377  Sonchus asper R. F. Thorne, Percy C. Everett 1965-6-23 35011 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  UCR205097  Sonchus asper R. G. Swinney 2008-4-11 8659 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SBBG20497  Sonchus oleraceus E. R. Blakley 1963-12-7 6371 Los Angeles 200 yds SE of new air strip 60 Comment
  RSA383718  Sparganium erectum Anstruther Davidson s.n. Los Angeles Glendale. Comment
  RSA660895  Spartium junceum Ann Williams 1992-5-14 4 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UCR260025  Spartium junceum R. G. Swinney 2010-3-30 12107 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CAS-BOT-BC389949  Spergula arvensis Louis C. Wheeler 1932-3-12 487 Los Angeles La Verne 304 Comment
  RSA602077  Spergula arvensis L. C. Wheeler 1946-7-9 6220 Los Angeles San Gabriel: Garibaldi Avenue and San Gabriel Boulevard. Comment
  SD85138  Spergularia macrotheca Martin A. Piehl 1962-6-9 62631 Los Angeles San Clemente Island; south of Lighthouse, China Point. 3 Comment
  CAS-BOT-BC518709  Sphaeralcea emoryi subsp. emoryi B. C. Templeton 1930-5-19 1460 Los Angeles San Gabriel Mtns: Mint Canyon, near Mojave Desert 854 Comment
  POM4082  Stachys ajugoides L. R. Abrams 1901-6-6 1725 Los Angeles Mesmer. Comment
  SEINET11587856  Stachys bullata Unknown 2011-4-5 14343 Los Angeles San Gabriel Mountains Comment
  SEINET12273952  Stachys rigida var. quercetorum E. A. Purer 1935-1 6567 Los Angeles Malibou Lodge Road, Santa Monica Mountains Comment
  SEINET12558146 Image available Stellaria nitens Louis C. Wheeler 1967-1 9261 Los Angeles Liebre Mountains. North side of northwesternmost end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch 366 Comment
  CAS-BOT-BC375143  Stephanomeria cichoriacea F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  LA32087  Stephanomeria diegensis Peter H. Raven; Henry J. Thompson 1959-9-6 14405 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  UCR217703  Stephanomeria diegensis A. C. Sanders, Dan S. Cooper 2010-8-5 38556 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA759008  Stephanomeria exigua R. G. Swinney 2008-10-8 9541 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  RSA151244  Stephanomeria virgata P. H. Raven 1962-7-10 17978 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island 244 Comment
  UCR189978  Stephanomeria virgata R. G. Swinney 1998-9-4 6911 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  SDSU707  Stipa coronata A. H. Gallup 1948-4-20 Los Angeles San Dimas Canyon entrance, Pacific Slope 305 Comment
  RSA0063156  Stipa pulchra Ivan M. Johnston 1917-4-11 s.n. Los Angeles Dominguez Mesa. 122 Comment
  UCR223233  Stipa speciosa R. G. Swinney 2009-5-20 10830 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SD69446  Stuckenia pectinata Robert F. Thorne, P. Everett 1965-6-24 35034 Los Angeles Santa Catalina Island: pond, in lower Cottonwood Canyon 46 Comment
  UCR225772  Stylomecon heterophylla Dave Silverman, Cindy Hopkins 2007-4-27 6770 Los Angeles SW Tehachapi Mountains, Tejon Ranch, 1.2 km south of Kern County line, 1.2 km due north of Oso Canyon and 1.3 km south of National Cement Plant 1053 Comment
  SEINET4439213 Image available Stylophyllum insulare B. Trask 1902-1 s.n. Los Angeles Comment
  RSA438626  Suaeda moquinii George R. Johnstone 1929-6-12 14885 Los Angeles Jefferson Avenue near Culver city Comment
  CAS-BOT-BC110429  Suaeda taxifolia LeRoy Abrams 1902-6-10 2490 Los Angeles Playa del Rey. Comment
  LA200957  Suaeda taxifolia Carl Wishner; 1997-6-22 CW- 2525 Los Angeles Santa Monica Mountains, Zuma Beach, on intermediate coastal slope, adjacent to beach on n side of hwy 1 5.0 Comment
  RSA442111  Suaeda taxifolia F. R. Fosberg 1931-5-18 S 4893 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  UCR137730  Symphoricarpos albus var. laevigatus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  UC28673  Symphoricarpos rotundifolius var. parishii H. M. Hall Jun 1899 1262 Los Angeles Swartout Canyon; San Antonio Mountains 2042 Comment
  RSA99352  Symphoricarpos rotundifolius var. parishii F. W. Peirson 1922-7-5 4506 Los Angeles Big Pines. Northeast portion of San Gabriel Mountains. 2104 Comment
  UC1442666  Symphyotrichum defoliatum Margi Brayton 1978-10-2 Los Angeles Hwy. 39 1219 Comment
  CAS-BOT-BC99400  Symphyotrichum subulatum var. parviflorum I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough [locality name change to'Laguna Dominguez'] Comment
  UCR189658  Syntrichopappus fremontii R. G. Swinney 1998-5-16 6061 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA586026&