Search Results — 2000 specimen records retrieved (1556 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  LA6355  Abies concolor Carl Epling; October 1925 sn Los Angeles San Gabriel Mountains, Camp Baldy 1066 Comment
  RSA460915  Abronia maritima Ora M. Clark 1928-12-23 1389 Los Angeles Hermosa. Comment
  POM50868  Abronia pogonantha A. D. E. Elmer 1902-06 3663 Los Angeles Lancaster. Comment
  RSA0135524  Abronia pogonantha David E. Bramlet 2016-6-2 5307 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA585366  Abronia pogonantha Tim S. Ross 1991-4-27 4960 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  RSA0025882  Abronia umbellata F. C. Boutin 1967-4-23 1629 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  RSA604521  Abronia umbellata Sara L. Crockett, Sheila Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca 100 m from Pacific Ocean 6 Comment
  SBBG12641  Abronia umbellata E. R. Blakley 1962-6-9 5193 Los Angeles 0.25 mi toward Pyramid Cove from China Pt 30 Comment
  SD52897  Abronia umbellata Peter H. Raven 1962-7-10 17952 Los Angeles San Clemente Island; sandy slope near west shore of island due west of Wall 2. Comment
  LA25885  Abronia umbellata subsp. umbellata Judith Webb; 1955-3-26 sn Los Angeles Comment
  UCR49366  Acacia saligna A. C. Sanders 1987-9-18 7381 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCR280526  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
Read comments
Feb 18 2018
  RSA394173  Acer macrophyllum Fay A. MacFadden 1931-4-10 2575 Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  UC891012  Achillea millefolium F. R. Fosberg 1931-4-29 4713 Los Angeles small canyon between Cottonwood & Middle Ranch Canyon Santa Catalina Island 100 Comment
  UCR25580  Achillea millefolium J. R. Seeba 1977-5-27 61 Los Angeles Fort Tejon along Hwy 5 948 Comment
  RSA0048476  Achillea millefolium Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout, San Gabriel Mountains. Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  POM8788  Achnatherum coronatum P. A. Munz, R. D. Harwood 1920-4-29 3794 Los Angeles San Dimas Canyon. 457 Comment
  POM50522  Achnatherum coronatum Le Roy Abrams 1901-04 1305 Los Angeles Santa Monica Mountains Comment
  UCD51171  Achnatherum occidentale subsp. pubescens G. L. Stebbins Jr. 1941-6-19 3144 Los Angeles on road from Big Pines resort to Smithsonian Observatory. 1981 Comment
  SBBG52683  Acmispon americanus F. R. Fosberg 1931-7-11 4386 Los Angeles middle of Cape Cyn 200 Comment
  UC15675  Acmispon argophyllus var. argenteus Dr. A. Davidson 1891-1 5 Los Angeles Catalina Island. Comment
  LA52432  Acmispon glaber var. glaber Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SBBG95188  Acmispon grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Emerald Bay Comment
  SBBG118140  Acmispon maritimus var. maritimus F. R. Fosberg 1931-3-26 4393 Los Angeles hillside above St Catherine Hotel 15 Comment
  SBBG67984  Acmispon maritimus var. maritimus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  SBBG48358  Acmispon maritimus var. maritimus M. R. Benedict 1967-4-4 Los Angeles N side of Pacific Coast Hwy, 0.25 mi E of Encinal Cyn Rd Comment
  SEINET957934  Acmispon nevadensis V. Duran 1933-1 3529 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  CAS-BOT-BC29203  Acourtia microcephala LeRoy Abrams 1917-7-8 6613 Los Angeles Topango Canyon, Santa Monica Mountains Comment
  RSA471676  Acourtia microcephala F. R. Fosberg 1931-7-11 s 5380 Los Angeles Mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  RSA390572  Adenostoma fasciculatum Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  RSA390481  Adenostoma fasciculatum var. fasciculatum H. de Forest 1934-5-19 s.n. Los Angeles Santa Catalina Island. Comment
  SD261014  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) Station Fire burn of 2009 1096 Comment
  UCR192872  Adiantum capillus-veneris R. G. Swinney 1998-8-10 6724 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  CAS-BOT-BC65634  Adiantum jordanii L. R. Abrams; I. L. Wiggins 1931-7-6 368 Los Angeles Vicinity of Mosquito Harbor Comment
  RSA85007  Adiantum jordanii F. W. Peirson 1921-4-3 2393 Los Angeles Pacoima Canyon, W end of San Gabriel Mtns. 534 Comment
  SBBG20555  Adiantum jordanii E. R. Blakley 1963-12-8 6390 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  UCR137598  Adiantum jordanii R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA0073130  Adiantum jordanii Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 29 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  RSA747046  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UC1922314  Ageratina adenophora Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 815 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 47.7'' N 118deg 17' 27.1'' W T2N R14W NE/4, SE/4 sec. 36. Elev. 1800 Feet. 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
  RSA0077386  Agrostis exarata Orlando Mistretta 1992-8-20 s.n. Los Angeles San Gabriel Mts. region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. By old ruin. Comment
  RSA0089521  Agrostis idahoensis R. G. Swinney 2011-8-17 15623 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR101734  Agrostis stolonifera L. C. Wheeler 1936-6-8 4130 Los Angeles San Gabriel Mtns., Bell Canyon/ San Dimas Canyon divide 960 Comment
  UCR179644  Agrostis stolonifera R. G. Swinney 1995-9-4 4505 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
Read comments
May 11 2012
  UCR194840  Agrostis viridis R. G. Swinney 1998-8-6 6681 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR209922  Agrostis viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA640896  Allium burlewii L. C. Wheeler 1967-8-9 10440 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  UCR272586  Allium burlewii R. G. Swinney 2011-6-7 15024 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA366445  Allium fimbriatum var. fimbriatum Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  CAS-BOT-BC135899  Allium haematochiton P. A. Munz 1918-4-11 2049 Los Angeles Lone Hill, Glendora 365 Comment
  UCR188654  Allium haematochiton R. G. Swinney 1990-3-23 1542 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR129341  Allium lacunosum var. davisiae F. W. Peirson 1926-4-26 6658 Los Angeles Mojave Desert, 2 miles east of Palmdale 793 Comment
  UC729464  Allium praecox Carl B. Wolf 1932-5-10 3520 Los Angeles back of Avalon (along the equestrian trail); Santa Catalina Island 259 Comment
  RSA410058  Allophyllum divaricatum F. R. Fosberg 1930-7-3 53080 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UC907901  Allophyllum divaricatum Herbert L. Mason 1927-6-11 3742 Los Angeles Mt. Wilson San Gabriel Mts., Mt. Wilson Comment
  UCR273579  Allophyllum divaricatum R. G. Swinney 2011-7-7 15454 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA698745  Allophyllum gilioides subsp. violaceum LeRoy Gross, Paul Morton 2004-6-10 1372 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  CAS-BOT-BC170974  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9906 Los Angeles Along Creek Mescal Canyon. San Gabriel Mts. 1615 Comment
  RSA0091153  Alnus rhombifolia R. G. Swinney 2011-11-1 15941 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA452775  Alnus rhombifolia Fay A. MacFadden 1931-4-10 s.n. Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  SD237354  Alnus rhombifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37074 Los Angeles San Gabriel Valley: Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery. 63 Comment
  SBBG112926  Amaranthus albus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-16 SCa 763 Los Angeles near buildings at mouth of Cherry Cyn, at Boy Scout Camp 6 Comment
  RSA0081773  Amaranthus blitoides R. G. Swinney 2010-6-23 13324 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UCR209305  Amaranthus deflexus A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37182 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  RSA651292  Amaranthus hybridus subsp. hybridus Dan Milojevich 1981-5-12 34 Los Angeles Workman Mill Rd. 1 mile from Peck intersection. Comment
  SFV22093  Amaryllis belladonna S. T. Boyd, V. Arvizu, R. E. Riefner 2006-9-21 11700 Los Angeles Verdugo Mountains Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, on north side of highway. 427 Comment
  RSA416874  Amblyopappus pusillus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  SD107919  Amblyopappus pusillus Larry DeBuhr 1977-4-16 2564 Los Angeles Santa Catalina; coastal bluffs around Little and Shark Harbours. Comment
  RSA248854  Amblyopappus pusillus R. F. Thorne 1973-4-12 42885 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  POM182393  Ambrosia acanthicarpa Joseph A. Ewan 1931-11-11 5299 Los Angeles Del Valle, Santa Clara River Valley. 305 Comment
  RSA158320  Ambrosia chamissonis Peter H. Raven 1962-4-11 17288 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  UC483203  Ambrosia chamissonis L. R. Abrams and I. L. Wiggins 1931-7-6 359 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  LA201524  Ambrosia psilostachya Arthur C. Gibson; 2003-8-11 4882 Los Angeles 7 Comment
  CAS-BOT-BC45016  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1959-10-18 14674 Los Angeles Near mouth of Malibu Creek on north arm of Malibu Lake. 220 Comment
  CAS-BOT-BC272931  Ambrosia salsola Timothy S. Ross 1991-4-28 4778 Los Angeles Adobe Mountain: southwesterly extension of the mountain 975 Comment
  RSA631349  Amelanchier utahensis Louis C. Wheeler 1967-9-5 10690 Los Angeles Lupine Campground, Prairie Fork. 1982 Comment
  RSA606944  Ammannia coccinea Louis C. Wheeler 1946-9-2 6335 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  CAS-BOT-BC180642  Amorpha californica var. californica K. Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon Comment
  LA200431  Amorpha californica var. californica K. Kneen; 1933-5-14 sn 3707 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA608898  Amorpha californica var. californica L. C. Wheeler 1931-5-5 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  UCR186949  Amsinckia A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31955 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UC1871054  Amsinckia douglasiana T. S. Ross 1991-4-29 4793 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  RSA499937  Amsinckia menziesii var. menziesii George B. Grant 1904-03 s.n. Los Angeles Sandy soil, Pasadena Comment
  CDA40469  Amsinckia menziesii var. menziesii L. C. Wheeler 1967-5-15 9562 Los Angeles Transverse Ranges; San Gabriel Mountains region; East of Fremont Pass. Comment
  SBBG54559  Amsinckia tessellata D. Park 1963-4-25 22 Los Angeles San Jose Hills, ridge E of Diamond Bar Blvd 304 Comment
  RSA465144  Anagallis arvensis E. S. Spalding 1923-3-16 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR108168  Ancistrocarphus filagineus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR225774  Ancistrocarphus filagineus Dave Silverman, Cindy Hopkins 2007-4-27 6773 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  CAS-BOT-BC137847  Andropogon glomeratus var. glomeratus John Thomas Howell 1928-2-18 3346 Los Angeles San Gabriel Mountains. On trail to Switer'z. Arroyo Seco. Comment
  RSA507542  Anthemis cotula L. C. Wheeler 1967-6-26 9910 Los Angeles Elsmere Canyon. 457 Comment
  HSC101355  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA720235  Anthriscus caucalis LeRoy Gross 2007-4-21 2640 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  RSA425828  Antirrhinum kelloggii Thomas Moore 1947-5-3 31 Los Angeles Topanga Canyon. Comment
  RSA582798  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1993-5-23 7286 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  UCR230256  Antirrhinum multiflorum Dan S. Cooper 2011-4-26 411- 6 Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  UCR242705  Antirrhinum multiflorum R. G. Swinney 2009-8-6 11544 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  CATA908  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1749 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  JEPS83384  Antirrhinum nuttallianum subsp. subsessile David M. Thompson 1983-5-13 305 Los Angeles 1.3 mi w Mulholland Hwy. junction with Las Virgenes Road (on Mulholland Hwy, n side of road, a chain link fence); Malibu Beach Quad. (7.5', 1951) 274 Comment
  CAS-BOT-BC447696  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles Santa Monica Mountains, Mulholland Hwy. 1 mi W. of Las Virgenes Rd. Malibu Creek drainage. 320 Comment
  SBBG117930  Apiastrum angustifolium I. W. Clokey, B. Templeton -Apr-1929 4434 Los Angeles Mandeville Cyn 425 Comment
  UCR200205  Apiastrum angustifolium Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  SBBG58621  Apocynum cannabinum R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  POM366912  Aquilegia formosa Anstruther Davidson 1893-6-12 1923 Los Angeles Switzer's Trail. Comment
  RSA648198  Aquilegia formosa Brian McColgan 1988-5-14 12 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. Comment
  UCR259103  Arabis John F. Emmel 1996-5-11 1397 Los Angeles Sierra Pelona, SSE of Bouquet Reservoir; along USFS Road 6N07, 1.2 road mi west of junction with USFS Road 6N08 1402 Comment
  RSA0029416  Arabis John F. Emmel 1996-5-11 1397 Los Angeles Sierra Pelona, SSE of Bouquet Reservoir; along USFS Road 6N07, 1.2 road mi west of junction with USFS Road 6N08. 1402 Comment
  JEPS53034  Arabis glabra Frank W. Peirson 1919-4-9 390 Los Angeles Rubio Canyon San Gabriel Mountains 548 Comment
  POM3231  Aralia californica D. L. Crawford 1915-6-30 562 Los Angeles Canons above Claremont Comment
  CAS-BOT-BC410154  Arceuthobium occidentale W. R. Dudley; F. H. Lamb 1896-6-9 4411 Los Angeles Elizabeth Lake Canyon, Liebre Mountains Comment
  RSA127928  Arctostaphylos canescens subsp. canescens P. H. Raven, Henry J. Thompson 1959-2-25 13808 Los Angeles 1.2 miles east of summit, Saddle Peak. 671 Comment
  CAS-BOT-BC23863  Arctostaphylos catalinae Reid Moran 1941-2-28 651 Los Angeles Santa Catalina Island, head of Johnson's Canyon. Comment
  RSA188067  Arctostaphylos catalinae R. F. Thorne 1966-4-29 36318 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 411 Comment
  SEINET11993683  Arctostaphylos gabrielensis W. Knight, Knight, I. 1986-1 6001 Los Angeles Angeles National Forest, Mill Creek Campground 1219 Comment
  RSA626773  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20486 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626809  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1992-10-15 22091 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 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
  RSA631212  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21974 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  CAS-BOT-BC39341  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  POM50327  Arctostaphylos glauca L. R. Abrams 1901-4-13 1501 Los Angeles Pasadena and Wilson's Peak Trail 915 Comment
  RSA367293  Arctostaphylos glauca C. R. Parks 1963-2-16 140 Los Angeles At Smith Mountain saddle along upper Bear Creek Trail just west of Crystal Lake 1463 Comment
  RSA550440  Arctostaphylos glauca T. S. Ross 1992-7-10 6641 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  RSA631506  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15797 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631627  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15831 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SEINET3094053 Image available Arctostaphylos glauca Steve Myers 1989-3-20 sn Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andrea rift zone bisects the area. 884 Comment
  RSA755982  Arctostaphylos glauca Orlando Mistretta, Christine Mistretta 2008-4-12 2426 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  HSC12675  Arctostaphylos mewukka Wendell Wood 1970-6-24 51 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  SD49831  Arctostaphylos parryana A. E. Wieslander 1938-5-7 750 Los Angeles San Antonio Quadrangle, head of Swarthout Valley 2025 Comment
  RSA634703  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20308 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634817  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20232 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA629675  Arctostaphylos patula Scott D. White, Dave Bramlet 1998-6-29 6838 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA635233  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20672 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635269  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20632 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR190113  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  UCR223553  Arctostaphylos patula R. G. Swinney 2009-6-2 10995 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC120415  Arenaria macradenia var. macradenia S. B. Parish 1882-5-1 1329 Los Angeles Mojave Desert, Rock Creek Comment
Read comments
Sep 27 2016
  RSA667895  Argemone munita Michael Denslow, Valerie Soza 2002-7-10 693 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  CAS-BOT-BC401799  Argemone munita subsp. rotundata Gerald B. Ownbey; Findley Ownbey 1954-5-28 2118 Los Angeles Soledad Canyon, 7.0 miles w. of Ravenna, e.g., at junction of Hwy. with Agua Dulce creek road Comment
  PASA443  Argemone platyceras Lavina M. S. Watson Los Angeles Verdugo Cañon Comment
  RSA722083  Argyranthemum foeniculaceum R. E. Riefner 2007-3-10 07 -118 Los Angeles Palos Verdes Peninsula, Malaga Cove, Paseo del Mar St. at Palos Verdes Dr. West. 91 Comment
  UCR220221  Argyranthemum foeniculaceum R. G. Swinney 2009-4-7 10284 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  POM244812  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  UCR210438  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UCR210736  Artemisia californica R. G. Swinney 2009-1-19 10001 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  SEINET11839701  Artemisia californica R. A. Schlising 1971-1 3002 Los Angeles Lopez Canyon, N of Pacoima Comment
  PASA827  Artemisia douglasiana Sally Ellis 1939-5-12 Los Angeles San Dimas canyon Comment
  SBBG79909  Artemisia douglasiana F. R. Fosberg 1931-7-11 5384 Los Angeles Cape Cyn 230 Comment
  UCR258597  Artemisia douglasiana R. G. Swinney 2010-8-26 13600 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UCR259262  Artemisia douglasiana R. G. Swinney 2010-9-9 13737 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  IRVC28740  Artemisia dracunculus A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25577 Los Angeles Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, N of East Fork Salt Canyon NE end of Santa Susana Mtns. 488 Comment
  RSA330762  Artemisia dracunculus Wayne E. Sawyer 1981-8-30 136 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  SD51870  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles San Clemente Island; upper end of first canyon south of Lemon Tank. Comment
  UCR126704  Artemisia tridentata A. C. Sanders, Mark Elvin 2003-8-7 27161 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UC1119413  Artemisia tridentata subsp. parishii H. A. Jensen 1933-6-1 312 Los Angeles Pallet Rock Creek Quadrangle Comment
  CAS-BOT-BC97333  Artemisia tridentata subsp. tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles Liebre Mountains: Old Ridge Route about 0.5 mile north of Sandsburgs Lodge 1127 Comment
  OBI70309  Artemisia tridentata subsp. tridentata Louis C. Wheeler 1966-10-1 8953 Los Angeles San Gabriel mtns: West Fork coldwater Canyon 0.3 mi W of colby Ranch. 1250 Comment
  SBBG77646  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 4888 Los Angeles Little Harbor, facing ocean 5 Comment
  UCR108423  Arundo donax L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson road, below Henninger Flats 671 Comment
  UCR26254  Asclepias californica John C. Roos 1937-5-31 742 Los Angeles southern Mojave Desert, near Littlerock Comment
  RSA0104728  Asclepias eriocarpa R. G. Swinney 2009-7-22 11337 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  CATA3270  Asparagus aethiopicus Ben Dion, Julia Parish 2017-1-19 002 Los Angeles Santa Catalina Island: Landscaping pot by Airport Nature Center 484 Comment
  NY643204  Asphodelus fistulosus T. S. Ross 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, on sandy NE-facing terrace off the E end of the active runway. 42.7 Comment
  RSA507524  Astragalus gambelianus L. C. Wheeler 1967-5-18 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0115303  Astragalus gambelianus Steven A. Junak 2001-5-3 SCa- 1469 Los Angeles Santa Catalina Island. Just N of Airport Road, above head of Swain's Canyon. 408 Comment
  UCR36542  Astragalus lentiginosus A. C. Sanders, F. C. Vasek 1984-6-6 5080 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  LA205159  Astragalus lentiginosus var. albifolius R. Hoffmann; April 1928 2335 Los Angeles Lancaster Comment
  SBBG43853  Astragalus nevinii M. R. Benedict 1971-6-27 Los Angeles low terrace, below E end of runway near Northwest Harbor Comment
  CAS-BOT-BC192821  Astragalus pomonensis C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  CAS-BOT-BC194070  Astragalus trichopodus var. lonchus Le Roy Abrams 1903-3-8 3109 Los Angeles Near Inglewood. Comment
  SBBG38920  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5508 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  UC862876  Astragalus trichopodus var. lonchus F. R. Fosberg 1931-5-15 S 4618 Los Angeles Middle Ranch Canyon Santa Catalina Island (Eagle's Nest, Santa Catalina Id.) 180 Comment
  CATA1404  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-10 2548 Los Angeles Santa Catalina Island: Slope behind Salta Verde Beach 3 Comment
  UC942899  Astragalus trichopodus var. lonchus Lewis S. Rose 1949-4-22 49107 Los Angeles U.S. Highway 101 5 mi e Ventura Co. line; e of Ventura Co. line Comment
  CAS-BOT-BC200839  Astragalus trichopodus var. trichopodus Carl B. Wolf 1932-5-9 3433 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  SBBG114309  Atriplex argentea var. expansa M. R. Benedict 1971-6-26 Los Angeles Northwest Harbor Comment
  UC557817  Atriplex californica Nell Murbarger April, 1936 235 Los Angeles w side San Clemente Island (poor, dry, rocky soil); w side San Clemente Island Comment
  UC1136261  Atriplex canescens G. T. Nordstrom 1935-1-8 301 Los Angeles 5.2 mi e and 1.5 mi n Bear Mtn.; Tejon Quad., ne of Bear Mtn. Comment
  UC1136277  Atriplex canescens P. L. Johannsen 1934-2-8 267 Los Angeles 3/4 mi ne Saugus; Santa Susana Quad., ne of Saugus Comment
  SD232659  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13957 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  RSA590508  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gray 1993-4-20 6827 Los Angeles Santa Catalina Island. Indian head Rock, SSw of, and overlooking, Little Harbor. 79 Comment
  CAS-BOT-BC180904  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles Playa del Rey, 10 m. W of Vista del Mar St. & 2.5 meters so. of no. curb of Freeman St. 30 Comment
  UC205238  Atriplex parryi Katharine Brandegee Los Angeles near Lancaster; near Lancaster Comment
  CATA757  Atriplex semibaccata Mark L. Hoefs 1991-5-22 1287 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA597824  Atriplex watsonii L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Catalina Harbor (Isthmus). 3 Comment
  RSA654211  Avena barbata Fred Brooks, P. Sobkowiak 1988-4-23 17 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA715125  Avena barbata Daisie Huang 2006-3-9 60309 01 b Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  IRVC28397  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  CAS-BOT-BC168648  Baccharis douglasii A. C. Sanders 2003-8-6 27116 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 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
  UC63384  Baccharis glutinosa Ernest Braunton 1902-8-1 644 Los Angeles Griffith Park Comment
  CATA3182  Baccharis salicifolia Julie L. King 2016-10-26 12 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  CHSC3738  Baccharis salicifolia Susie Boergadine 1966-5-12 Los Angeles San Raphael Mts. 213 Comment
  RSA589975  Baccharis salicifolia Orlando Mistretta 1994-3-30 950 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  RSA652693  Baccharis salicifolia Phillip Robinson 1991-5-9 348 Los Angeles Sycamore Canyon 0.25 miles south of Beverly Blvd & Workman Mill Road. 0.75 miles east of Workman Mill Rd on trail into canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  SFV18425  Baccharis salicifolia C. Ferguson 1972-4-7 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch end. Comment
  RSA0062833  Baccharis salicifolia subsp. salicifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6756 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG109139  Baccharis salicina S. A. Junak 1997-10-28 SCl 980 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  UCSB26090  Balsamorhiza deltoidea Wilken, Dieter 1969-4-19 Los Angeles Maple Canyon on Bouquet Canyon Road, 2.3 miles southwest of junction with Los Angeles County Road N2 975 Comment
  RSA439752  Batis maritima Anstruther Davidson 1899-08 2027 Los Angeles Pacific shore, Santa Catalina Island. Comment
  RSA650240  Beloperone guttata George Maruko 1948-2-25 16 Los Angeles 4th Ave & 29th St. Los [Angeles] Comment
  RSA13315  Berberis nevinii C. B. Wolf 1928-3-29 1656 Los Angeles 0.5 mile south of San Fernando Comment
  UC854628  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UC987823  Berberis nevinii Reid Moran 1941-5-17 865 Los Angeles e San Fernando; San Fernando Valley Comment
  UC159109  Berberis pinnata J. W. Minthorn 1911-1 Los Angeles near Monrovia Comment
  UC1714599  Bergerocactus emoryi F. M. Reed 1909-7-6 2796 Los Angeles edge of salt marsh at <isthmus ?> Catalina Isl. 7 Comment
  RSA451987  Berula erecta Anonymous 1900-9-16 2795 Los Angeles Elysian Park Comment
  UCR240006  Bidens frondosa R. G. Swinney 2009-11-9 11587 A Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA603805  Bidens laevis L. C. Wheeler 1933-10-20 2186 Los Angeles San Gabriel River 76 Comment
  SEINET10528422  Billbergia nutans David B. Dunn 1946-1 Dunn 2003 Los Angeles Ornamental in yard at 316 n. Ave. 50, Los angeles Comment
  UC1133858  Bloomeria crocea A. D. Gifford 1935-5-14 710 Los Angeles 3 1/2 mi. w. Manzana; Tejon Quad. Comment
  RSA0106332  Bloomeria crocea Lyman Benson 1945-5-11 11698 Los Angeles Claremont. Mt. Range San Gabriel. 548 Comment
  RSA601555  Bloomeria crocea var. crocea L. C. Wheeler 1967-6-15 9829 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  SD230122  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains Region: Upper northern flank of Liegre Mountain head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. Relatively gentle slopes, grading into steep canyon sides. 1584 Comment
  CHSC475  Boechera californica E. Thomas 1940-4-6 Los Angeles Claremont. Comment
  RSA679270  Boechera californica V. Soza, Bill Hogshead 2002-5-10 1462 b Los Angeles Along Upper Monroe Road, approximately 6.1 km NNW of Glendora Mountain Road, upper Venedo Canyon. 854 Comment
  SBBG125214  Boechera californica A. Parikh, N. Gale 2010-6-22 3360 Los Angeles Upper Shortcut Cyn, 0.5 km S of St Hwy 2, 1.2 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1400 Comment
  RSA0128747  Boechera californica George B. Grant 1901-03 1538 Los Angeles Los Angeles. 610 Comment
  CAS-BOT-BC14581  Boechera pulchra Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains. Alimony Ridge. 1432 Comment
  UCD170976  Boechera repanda R. G. Swinney 1998-7-14 6444 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail. 2247 Comment
  UCSB18424  Boechera sparsiflora Day, Fran 1964-4-25 Los Angeles 16 miles south of Gormin turn-off on US 99 670 Comment
  CAS-BOT-BC25973  Boechera xylopoda Louis C. Wheeler 1932-4-9 569 Los Angeles 4 miles west southwest Fairmont, Antelope Valley. 914 Comment
  UCR247277  Bolboschoenus maritimus subsp. paludosus Dan S. Cooper 2013-7-29 713- 37 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  CATA637  Bothriochloa barbinodis Mark L. Hoefs 1102 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  UC76929  Bothriochloa barbinodis Geo. B. Grant Jun 1902 41 Los Angeles Pasadena Comment
  CAS-BOT-BC95420  Bowlesia incana P. A. Munz; Street; Williams 1919-4-19 2471 Los Angeles Lone Hill Comment
  UCR125396  Bowlesia incana A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25720 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA151021  Bowlesia incana P. H. Raven 1962-4-10 17215 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  LA51495  Brassica rapa D. Dunn; 1941-3-11 Los Angeles San Gabriel Mountains, Foothills, N of Santa Monica Comment
  UCR247505  Brassica tournefortii Dan S. Cooper 2013-4-22 413- 58 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. 235 Comment
  CAS-BOT-BC100405  Brickellia californica John Thomas Howell 1927-10-16 3146 Los Angeles slope at Sturtevant Falls, Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC100406  Brickellia californica John Thomas Howell 1927-10-16 3156 Los Angeles on trail from Santa Anita [Canon] Canyon to Sierra Madre, San Gabriel Mts. Comment
  LA203089  Brickellia californica Willis H. Wheeler; 1929-11-2 sn Los Angeles Live Oak Canyon 365 Comment
  SFV17932  Brickellia californica J. N. Hogue 1998-10-13 129 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  RSA0105392  Brickellia californica Henry J. Ramsey, Henry J. Ramsey 1940-10-13 793 Los Angeles Angeles Crest Highway. Mt. Range: San Gabriel. 1524 Comment
  RSA0115260  Brickellia nevinii Richard G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  SEINET10570590  Brodiaea capitata F. R. Fosberg 1931-3-25 Fosberg 54369 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. Grassy S wall. Upper Sonoran Zone. 50 Comment
  CAS-BOT-BC483121  Brodiaea jolonensis Le Roy Abrams 1901-4-10 1453 -a Los Angeles Inglewood Comment
  RSA535270  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5317 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA311352  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1969-7-10 38431 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  RSA586061  Bromus carinatus var. carinatus Orlando Mistretta 1995-6-21 1823 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  RSA699569  Bromus carinatus var. carinatus LeRoy Gross, Paul Morton 2004-6-9 1352 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  SEINET935048  Bromus carinatus var. marginatus Louis C. Wheeler 1968-1 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road Comment
  POM363398  Bromus diandrus Robert Gustafson 1981-3-18 2120 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA127855  Bromus diandrus P. H. Raven 1959-4-4 13965 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA363399  Bromus diandrus Kenneth R. Montgomery, Thomas W. Strid 1973-4-14 73 -16 Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  RSA658224  Bromus diandrus Naomi Zohman 1985-4-28 40 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCR256172  Bromus diandrus R. G. Swinney 2010-3-22 12000 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
  RSA191114  Bromus grandis R. F. Thorne, M. Z. Thorne 1967-6-25 37073 Los Angeles Along fire-road between Cobal and Evey Canyons 732 Comment
  CATA761  Bromus hordeaceus Mark L. Hoefs 1991-5-28 1299 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  RSA177672  Bromus hordeaceus R. F. Thorne 1965-5-10 34508 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  SBBG95277  Bromus hordeaceus M. B. Dunkle 1928-4-29 1916 Los Angeles Little Harbor Comment
  SEINET7106140  Bromus hordeaceus K. Dobry 1991-5-13 482 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCSB332  Bromus hordeaceus Kraebel, C. 1932-6-20 Los Angeles Angeles National Forest; San Dimas SRE plots 303 & 304 Comment
  SBBG80213  Bromus maritimus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher Comment
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May 19 2014
  LA13780  Bromus orcuttianus Victor Duran; 1933-7-20 3521 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  RSA0089150  Bromus rubens R. G. Swinney 2010-3-24 12056 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA316345  Bromus rubens R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54959 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
  RSA591597  Bromus rubens C. Epling 1931-04 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  SEINET3196466 Image available Bromus rubens R. G. Swinney 2009-4-2 10248 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  UCR240768  Bromus secalinus R. G. Swinney 2009-7-22 11347 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA603904  Bromus sterilis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  RSA0111950  Bromus tectorum Richard G. Swinney 2011-4-19 14411 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCD34816  Bromus tectorum Beecher Crampton 1963-5-7 6769 Los Angeles Northeastern; 1/2 mile E of Pearblossom, State Hwy. 138. Comment
  RSA172324  Calandrinia breweri R. F. Thorne, James Henrickson 1963-5-5 32304 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  IRVC28844  Calandrinia ciliata Mark A. Elvin, Cathleen Weigand 2003-4-8 2465 Los Angeles Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley 351 Comment
  RSA65410  Calandrinia ciliata F. W. Peirson 1919-3-16 4318 Los Angeles Pasadena Glen, 2800 ft. 854 Comment
  SEINET9097338  Calandrinia ciliata var. menziesii G. B. Grant 1903-1 128 Los Angeles Pasadena. Comment
  RSA188529  Calocedrus decurrens Robert F. Thorne, John Olmsted 1965-8-26 35404 Los Angeles Angeles National Forest, Cabin Flat along Prairie Fork 1585 Comment
  RSA127954  Calochortus albus H. J. Thompson 1959-4-19 1936 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  SEINET3885362  Calochortus albus K. Dobry 1991-5-11 d 209 Los Angeles Cold Creek Canyon, off Stunt Road. Santa MOnica Mountains.; 0 Comment
  CAS-BOT-BC132279  Calochortus catalinae Geo. B. Grant 1900-3-30 s.n. Los Angeles Avalon Comment
  RSA377283  Calochortus catalinae F. R. Fosberg 1931-4-22 S 4667 Los Angeles Santa Catalina Island: Eagles Nest. Middle Ranch Canyon. 200 Comment
  RSA377303  Calochortus catalinae Louis C. Wheeler 1932-5-7 686 Los Angeles U.C.L.A. Campus West of Los Angeles. 137 Comment
  RSA679308  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  UC170827  Calochortus catalinae George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 126 a/1847 Los Angeles Santa Catalina Island Comment
  UCSB618  Calochortus catalinae Wedberg, H. 1958-4-26 Los Angeles Mulholland Drive, 2-3 miles west of Beverly Glen, Santa Monica Mts Comment
  RSA726011  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26132 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  RSA0013577  Calochortus clavatus var. clavatus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4253 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  RSA0004329  Calochortus clavatus var. clavatus Anstruther Davidson 1892-06 s.n. Los Angeles Laurel Canyon. Los Angeles. Comment
  RSA229095  Calochortus invenustus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38903 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  UCR190746  Calochortus palmeri var. palmeri R. G. Swinney 2001-6-2 7955 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills, junction of Tumbleweed Rd. and Long View Rd. (131st St. East) in ravine west of Long View 1213 Comment
  RSA377438  Calochortus plummerae N. C. Cooper 1949-6-29 4362 Los Angeles San Gabriel Canyon. Comment
  RSA0051311  Calochortus venustus Allison D. Rudalevige, Jennifer S. Pareti, Sandra Leatherman, Sarah Thomas, Jordan Zylstra, Jason Mintzer 2014-4-24 ADR 7 Los Angeles Castaic area, west of Castaic Lake. 558 Comment
  UCR258902  Calyptridium monandrum R. G. Swinney 2010-4-30 12461 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR282588  Calystegia macrostegia Dan S. Cooper 2017-5-25 517- 35 Los Angeles Los Angeles River at Newell St. 100 Comment
  SBBG31554  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1967-3-18 317 Los Angeles W of Wilson Cove Comment
  RSA394871  Calystegia macrostegia subsp. intermedia Edwin Kline 1926-5-31 s.n. Los Angeles Coast Range, Los Angeles. Comment
  RSA394908  Calystegia macrostegia subsp. intermedia Howard Mullins 1931-5-13 249 Los Angeles Griffith Park. Comment
  UC1584884  Calystegia occidentalis subsp. fulcrata Tim Ross, Steve Boyd 1991-7-24 5602 Los Angeles ridge nne Granite Mountain; Pacifico Mountain Quad., Granite Mountain vicinity 1926 Comment
  POM3195  Camissonia bistorta L. R. Abrams 1901-4-6 1389 Los Angeles Big Tujunga Wash Comment
  RSA465693  Camissonia bistorta Grace Shaffer s.n. Los Angeles Sierra Madre, Mountain Trail St. Comment
  UCR206131  Camissonia bistorta A. C. Sanders, T. B. Salvato 2009-5-29 37051 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
  RSA547425  Camissonia bistorta Tim S. Ross 1992-5-17 6351 Los Angeles 164 degrees, ca 555 m SSE of the mouth of Shoemaker Canyon 646 Comment
  RSA466156  Camissonia californica G. R. Johnstone 1930-9-14 s.n. Los Angeles San Gabriel Mountains. Edison Road above Dark Canyon. Comment
  UC1871253  Camissonia campestris subsp. campestris T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4958 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA248831  Camissonia guadalupensis subsp. clementina Robert F. Thorne 1973-4-11 42878 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA0080749  Camissonia hirtella R. G. Swinney 2010-6-23 13354 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA448972  Camissonia hirtella Anstruther Davidson 1930-1 s.n. Los Angeles [Malibu?] Hollywood Comment
  RSA549188  Camissonia intermedia Tim S. Ross, Peter Fritsch 1990-6-20 3652 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA9901  Camissonia micrantha Fay A. MacFadden 1931-04 3054 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  UCR190463  Camissonia strigulosa R. G. Swinney 2001-4-18 7885 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SDSU8587  Camissoniopsis cheiranthifolia Gerald Collier 1951-4-7 M 392 Los Angeles Zuma Beach, about 100 yards from shore in the sand. Comment
  LA26078  Camissoniopsis cheiranthifolia subsp. suffruticosa H. Lewis; 1953-4-11 sn Los Angeles Point Dume Comment
  UCD103448  Camissoniopsis hardhamiae Collector Unknown 1923-5-22 267 Los Angeles Eaton Canyon trail. Comment
  SFV13116  Camissoniopsis ignota W. M. Perry 1980-10-19 126 Los Angeles San Gabriel Mountains Cattle Canyon Comment
  UCR263071  Camissoniopsis ignota Mitch Provance 2008-4-14 10148 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  LA32213  Camissoniopsis intermedia Peter H. Raven; 1959-5-2 14047 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  UC440393  Camissoniopsis intermedia Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  UCR261883  Camissoniopsis pallida Tim Thomas 2014-5-4 6288 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  CDA24743  Capsella bursa-pastoris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains; 0.4 mile southwest of Big Cienega on ridge on south side Big Dalton Canyon near mouth. Comment
  RSA592134  Capsella bursa-pastoris L. C. Wheeler 1967-3-3 9169 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  UC1215162  Capsella bursa-pastoris Peter H. Raven 1962-4-10 17229 Los Angeles below a point about 2 mi n of Thirst (on e side of San Clemente Island); San Clemente Island 472 Comment
  RSA785491  Cardamine californica Doris Bowers 1957-2-3 153 Los Angeles Dalton Canyon above Glendora 610 Comment
  RSA762452  Cardamine hirsuta R. G. Swinney 2009-2-20 10005 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA646996  Cardamine oligosperma LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 183 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway., N 34 deg 11' 12.2'' W 118 deg 12' 39.0''. 487 Comment
  SD138912  Cardamine oligosperma Craig Reiser 1993-4-2 Los Angeles San Raphael Hills, proposed Glendale Freeway Park Comment
  UCR61566  Carduus pycnocephalus R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park 489 Comment
  CAS-BOT-BC18179  Carex Steve Boyd; Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains Region. Northern Flank of Sawmill Mountain, upper Heryford Canyon Drainage. 1584 Comment
  RSA601839  Carex Steve Boyd 1996-4-25 8692 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA732939  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles Upper Fish Fork San Gabriel River, c.1.3 air mi. ESE of Upper Fish Fork Campground. 2268 Comment
  RSA600844  Carex alma L. C. Wheeler 1966-9-21 8912 Los Angeles San Gabriel Mountains. Vicinity of Lily Spring, northwest slope of Mt. Hawkins. 2468 Comment
  SEINET7549360 Image available Carex alma Orlando Mistretta, Tim Ross 1994-6-1 1292 Los Angeles San Gabriel Mountains, Santiago Canyon, Pacifico Mountain, near top of Santiago Canyon. Pacifico Mtn. 7.5' USGS topographic quadrangle. 1935 Comment
  RSA364543  Carex fracta F. R. Fosberg, Joseph A. Ewan 1931-8-13 55548 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  RSA191097  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37189 Los Angeles San Gabriel Mountains. 1981 Comment
  POM21250  Carex hassei Phillip A. Munz 1923-5-25 6808 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  RSA88742  Carex hassei F. W. Peirson 1922-7-7 3171 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA88805  Carex phaeocephala F. W. Peirson 1922-7-21 4267 Los Angeles north slope of Mt. Antonio, San Gabriel Mts., line between Los Angeles and San Bernardino counties 2988 Comment
  POM155897  Carex praegracilis 1919-5-10 2699 Los Angeles San Gabriel River near Bassett. 90 Comment
  POM1516  Carex schottii George B. Grant 1904-05 137 a Los Angeles Collected at Pasadena. Comment
  UCR142889  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles San Gabriel Mtns, West Fork of Palmer Canyon 701 Comment
  RSA720394  Carex senta R. G. Swinney 1997-7-22 5708 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
  JEPS48976  Carex subfusca Joseph Ewan 1932-6-16 7289 Los Angeles Charlton Flats San Gabriel Mts., Charlton Flats 1524 Comment
  RSA577445  Carex triquetra L. C. Wheeler 1934-3-23 2460 Los Angeles San Dimas Canyon 426 Comment
  SD40042  Carpobrotus chilensis Edith A. Purer 1931-2-21 112 Los Angeles El Segundo Comment
  LA211141  Carthamus lanatus Tarja Sagar; 2010-9-2 s.n. Los Angeles SANTA MONICA MOUNTAINS, Stunt Ranch, near buildings. Comment
  POM292800  Castilleja affinis Lyman D. Benson 1945-5-11 11684 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  UC1872961  Castilleja affinis John Knapp, Denise Knapp 2003-5-10 67 Los Angeles Catalina Island 274 Comment
  RSA0073123  Castilleja affinis Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 34 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  UC535513  Castilleja affinis subsp. affinis Ira W. Clokey, B. Templeton Apr 1929 4427 Los Angeles Mandeville Canyon; Santa Monica Mountains 425 Comment
  UC885395  Castilleja affinis subsp. affinis F. R. Fosberg 1931-3-25 S 4362 Los Angeles s wall Hamilton Canyon; Santa Catalina Island 10 Comment
  RSA448686  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-7-11 s.n. Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA659800  Castilleja applegatei subsp. martinii Brian McColgan 1988-5-16 18 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  JEPS9406  Castilleja densiflora subsp. gracilis W. L. Jepson 1939-4-14 19107 Los Angeles Russell Valley, w Los Angeles County Russell Valley Comment
  SBBG7087  Castilleja exserta subsp. venusta H. and M. Dearing 1949-4-28 6765 Los Angeles E of Palmdale Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  LA201796  Castilleja foliolosa Arthur C. Gibson; 2003-5-30 4948 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, Nickerson Arroyo Sequit National Recreation Area, near Mulholland Hwy along nature trail. 304 Comment
  LA52015  Castilleja foliolosa Philip A. Munz; R. D. Harwood 1920-5-15 3925 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UCR82248  Castilleja foliolosa J. M. Stewart 1994-4-11 824 Los Angeles Western Mojave Desert, Antelope Valley, Munz Canyon Road, near Elizabeth Lake 1098 Comment
  RSA587814  Castilleja foliolosa Orlando Mistretta 1994-6-15 1356 Los Angeles San Gabriel Mountains: Santiago Canyon. Side drainage entering santiago canyon from the W, about 3 miles S of confluence of santiago Creek and Little Rock Creek. 1341 Comment
  UC1018207  Castilleja foliolosa J. Warren 1952-5-3 Los Angeles Mt. Baldy 1219 Comment
  UCSB8705  Castilleja foliolosa Haller, John 1950-3-26 Los Angeles San Gabriel Mtns; slope of little Dalton Caynon 518 Comment
  UC1929460  Castilleja grisea Mark Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  SBBG126954  Castilleja linariifolia A. Parikh, N. Gale 2011-6-7 3422 Los Angeles 3.9 km W of St Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1040 Comment
  UCR256589  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2011-6-4 3413 Los Angeles Western Transverse Range; eastern Liebre Mtns., Sierra Pelona, 5.5 km west of State Hwy 14, 2.0 km SW of California Aqueduct 1123 Comment
  CATA2076  Casuarina equisetifolia Amy Catalano, Anne Kelly 2014-10-14 020 Los Angeles Santa Catalina Island: Blackjack Campground 460 Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  RSA0086392  Caulanthus amplexicaulis var. amplexicaulis L. C. Wheeler 1967-5-23 9699 Los Angeles At mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA252923  Caulanthus cooperi R. F. Thorne, C. W. Tilforth 1973-4-20 43065 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  CAS-BOT-BC38374  Caulanthus coulteri H. M. Hall 1902-5-1 3060 Los Angeles Antelope Valley, southern California. Vicinity of Elizabeth Lake. 1066 Comment
  CATA464  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Santa Catalina Island: Ridge between Johnson's Valley and Howland's Valley 121 Comment
  SEINET11182700  Ceanothus arboreus G. B. Grant, W. Wheeler 1904-1 148 /6146 Los Angeles Santa Catalina Island, Pacific Ocean, off Southern California. Comment
  UC1281431  Ceanothus arboreus H. E. McMinn 1924-7-25 1313 Los Angeles Catalina Island Comment
  POM280818  Ceanothus crassifolius Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Pacoima Canyon. Comment
  RSA244388  Ceanothus crassifolius Robin S. Collins 1973-3-11 207 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon 610 Comment
  RSA630268  Ceanothus crassifolius LeRoy Gross 1999-2-19 111 Los Angeles San Gabriel Mountains.: Little Tujunga Canyon Road to Dillon Divide. 1006 Comment
  RSA399019  Ceanothus cuneatus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  SFV16163  Ceanothus integerrimus P. A. Krueger 1994-5-14 29 Los Angeles San Gabriel Mountains 1 miles west on 2N23 from Newcomb's Saddle._x000B_ 950 Comment
  CAS-BOT-BC51032  Ceanothus integerrimus var. macrothyrsus Vernon Bailey 1907-9-25 1289 Los Angeles Mt. Lowe 1524 Comment
  RSA679288  Ceanothus leucodermis Mark A. Elvin, Anne Marie Ruff 1996-8-1 302 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 4.2 mi from gate. Both sides of road. Comment
  UC1070872  Ceanothus leucodermis P. L. Johannsen 1934-2-21 300 Los Angeles Santa Susana Mtns. Santa Susana quad. 1066 Comment
  RSA399109  Ceanothus megacarpus Bonnie C. Templeton, I. W. Clokey 1920-2-18 1413 Los Angeles Mandeville Canyon. 220 Comment
  SD72859  Ceanothus megacarpus var. megacarpus F. R. Fosberg 1931-3-1 S 4222 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mts. 60 Comment
  UC421669  Ceanothus megacarpus var. megacarpus John Thomas Howell 1928-3-2 3353 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA748744  Ceanothus oliganthus R. G. Swinney 2008-3-31 8591 Los Angeles Glendora Mountain summit 1003 Comment
  POM2838  Ceanothus oliganthus var. oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles Cow Ca - on 915 Comment
  RSA517114  Ceanothus oliganthus var. oliganthus Tim S. Ross, S. D. Boyd 1990-5-14 2469 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 976 Comment
  UC18416  Ceanothus oliganthus var. oliganthus W. H. Brewer 1861-2-19 214 Los Angeles Santa Susanna Mountains Comment
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Jul 6 2010
  CAS-BOT-BC63308  Ceanothus spinosus John Thomas Howell 1928-3-4 3375 Los Angeles Santa Monica Mts., ne. of Pacific Palisades. Comment
  LA32022  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-4-3 13918 Los Angeles 822 Comment
  RSA77489  Ceanothus spinosus F. W. Peirson 1906-7-10 4445 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  UCD57900  Cenchrus spinifex T. C. Fuller 1958-8-6 3960 Los Angeles 9 miles west Lancaster, 1/4 mile south of Avenue I, west of 90th St. East. Comment
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Jun 2 2015
  CAS-BOT-BC272062  Centaurea melitensis Timothy S. Ross; Steve Boyd 1994-7-7 8161 Los Angeles South base of Liebre Mountain just on the N side of the Kelly Ranch inholding, Upper Cienaga Canyon, Liebre Mountains 1018 Comment
  JEPS30477  Centaurea melitensis Henry J. Thompson 1959-5-24 Los Angeles 0.7 mi n of Coast Highway; Santa Monica Mountains, Tuna Canyon 91 Comment
  RSA127768  Centaurea melitensis Peter H. Raven 1959-6-4 14323 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  SD30657  Centaurea melitensis Edith A. Purer 1931-5-8 2054 Los Angeles Griffith Park Comment
  RSA659857  Centaurea melitensis Chris White 1991-5-12 4 Los Angeles Royal Palms. Comment
  RSA765310  Centaurea melitensis Doris Bowers 1957-6-22 928 Los Angeles Arroyo Seca, Pasadena. 457 Comment
  UCR124245  Centaurium venustum L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile SSE of Isthmus Bench Mark 122 Comment
  RSA705965  Centaurium venustum subsp. venustum M. Wall, Katie Sims 2005-6-9 393 Los Angeles Rancho Santa Ana Botanic Garden native to site in plant communities section D-13. Comment
  POM246431  Centranthus ruber F. R. Fosberg 1931-3-27 s- 4418 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island. 10 Comment
  SBBG125065  Centromadia parryi subsp. australis A. Parikh, N. Gale 2010-8-4 3383 Los Angeles Whittier Narrows, Shooting Range, 0.4 km S of Hwy 60 (Pomona Fwy), 0.5 km W of Hwy 19 (Rosemead Blvd), under power lines 64 Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA240595  Centrostegia thurberi C. W. Tilforth, John Dourley 1973-5-24 824 Los Angeles Bob's Gap Comment
  SBBG12085  Cerastium glomeratum P. H. Raven 1962-4-10 17210 Los Angeles summit of Thirst 579 Comment
  UCR271558  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR271753  Cerastium glomeratum R. G. Swinney 2011-3-26 14223 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
  CAS-BOT-BC136977  Cercocarpus Vernon Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts. (no. slope) Comment
  IRVC26159  Cercocarpus betuloides A. C. Sanders, Mark A. Elvin 2003-6-18 26947 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  POM597  Cercocarpus betuloides Jack Kellogg s.n. Los Angeles Claremont. 305 Comment
  UCR17481  Cercocarpus betuloides J. L. Huber 1969-4-27 969 Los Angeles San Gabriel Mtns, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  UCR186921  Cercocarpus betuloides A. C. Sanders 2006-4-25 32181 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC142111  Cercocarpus betuloides var. betuloides Geo. B. Grant 1906-9-1 7164 Los Angeles Catalina Island Comment
  POM209899  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles San Gabriel Mountains: South Fork Big Rock Creek 1395 Comment
  RSA453265  Cercocarpus betuloides var. betuloides Robin S. Collins 1973-4-9 234 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon. 701 Comment
  UC1127860  Cercocarpus betuloides var. betuloides A. D. Gifford 1935-3-15 449 Los Angeles 1 1/2 mi ene of Whitaker Peak (Angeles National Forest); Angeles National Forest 1066 Comment
  RSA152272  Cercocarpus betuloides var. blancheae I. L. Wiggins 1925-06 1758 Los Angeles White's Landing, Santa Catalina Island. Comment
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Aug 11 2010
  UC729520  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-13 3619 Los Angeles Hamilton Canyon, along ridge fence-line Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 243 Comment
  UC1348917  Cercocarpus ledifolius Robert F. Thorne and John Olmstead 1965-8-26 35375 Los Angeles Prairie Forkne of Camp Lupine (Angeles National Forest, San Gabriel Mountains); San Gabriel Mountains, Angeles National Forest 2148 Comment
  RSA0088259  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR205894  Chaenactis glabriuscula R. G. Swinney 2008-5-5 8758 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  CAS-BOT-BC277371  Chaenactis glabriuscula var. glabriuscula Le Roy Abrams 1899-4-1 211 Los Angeles Ballona Harbor Comment
  RSA0091987  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-7-7 15425 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA588917  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2954 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA14210  Chaenactis glabriuscula var. lanosa C. B. Wolf 1926-4-3 196 Los Angeles 1/2 mile east of San Fernando Comment
  RSA700422  Chaenactis santolinoides Gary D. Wallace 1985-7-5 2230 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  RSA0106775  Chaenactis stevioides R. G. Swinney 2011-5-31 14929 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  CAS-BOT-BC279724  Chaenactis xantiana Timothy S. Ross 1995-4-26 8378 a Los Angeles Liebre Mountains. Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft.) 1444 Comment
  UCR187186  Chaenactis xantiana A. C. Sanders 2006-4-21 32142 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  UCSB6435  Chaenactis xantiana Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99, east of Gorman 1127 Comment
  RSA600993  Chamaesyce maculata Steven A. Junak 1990-11-9 SCI- 144 Los Angeles San Clemente Island: N end of island, SE of passenger terminal building at airfield. 61 Comment
  RSA9653  Chamaesyce melanadenia L. C. Wheeler 1934-4-22 2535 Los Angeles S slope , decomposed granite W side near mouth of Santa Anita Canyon. 518 Comment
  SFV2084  Chamaesyce polycarpa M. L. Vincent 1961-3-17 s. n. Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 4 miles west of Topanga Canyon Road. Comment
  RSA604306  Chamaesyce serpens L. C. Wheeler 1967-9-27 s.n. Los Angeles San Marino: Huntington Garden. Comment
  RSA191153  Chamaesyce serpillifolia subsp. serpillifolia R. F. Thorne 1967-6-25 37070 Los Angeles Upper Cobal Canyon 564 Comment
  RSA718284  Chamaesyce serpillifolia subsp. serpillifolia R. G. Swinney, D. W. Larson 1996-7-17 5138 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
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Apr 21 2010
  UCR141714  Cheilanthes covillei R. G. Swinney 1997-8-19 5829 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UCR223562  Cheilanthes covillei R. G. Swinney 2009-6-2 10986 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA232812  Cheilanthes newberryi Robert F. Thorne 1966-4-17 36128 Los Angeles San Clemente Island: Rocky, steep upper slopes of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  UC452541  Chenopodium I. J. Condit Los Angeles Alhambra Comment
  UC2030069  Chenopodium album Joseph Marlowe Keefe 2001-1-19 30905 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Street; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. Los Angeles County. Comment
  RSA0114180  Chenopodium album Steven A. Junak 2000-6-30 SCa- 1355 Los Angeles Santa Catalina Island. At upper end of Little Harbor, near camp area, campground (N end). 8 Comment
  RSA0048210  Chenopodium ambrosioides L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  RSA0064058  Chenopodium berlandieri R. G. Swinney 2010-4-20 12306 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA594657  Chenopodium berlandieri L. C. Wheeler 1967-7-30 10255 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  SFV21129  Chenopodium berlandieri L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1041 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  UCR265517  Chenopodium berlandieri Dan S. Cooper 2015-3-22 315- 24 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  UCR271130  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  LA50810  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-6-4 Los Angeles Santa Monica Mountains, Point Dume, Point dume 45 Comment
  RSA593419  Chenopodium botrys Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8901 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR204853  Chenopodium botrys R. G. Swinney 2005-8-9 8414 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA609113  Chenopodium botrys L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Santa Clara Divide Road, SW Bear Creek Saddle. 914 Comment
  POM12255  Chenopodium californicum F. L. Robinson 1921-4-15 34 Los Angeles North of Claremont. Comment
  RSA188192  Chenopodium californicum R. F. Thorne, P. C. Everett 1965-6-22 34903 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  UCD98151  Chenopodium californicum Robert F. Thorne; P. C. Everett 1964-2-7 33460 Los Angeles Lower end of Pebbly Canyon Beach, near road. E end of Santa Catalina Island. 76 Comment
  RSA230682  Chenopodium fremontii R. F. Thorne, M. Z. Thorne 1969-7-9 38561 Los Angeles San Gabriel Mountains, Angeles National Forest: upper part of large, wet sloping meadow at Big Pines 2073 Comment
  UC851268  Chenopodium multifidum P. A. Munz 1922-11-20 6565 Los Angeles along track of Pacific Electric Charter Oak Comment
  RSA674748  Chenopodium murale Scott D. White, B. Leatherman 2001-7-25 8723 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  UC1215153  Chenopodium murale Peter H. Raven 1962-4-11 17299 Los Angeles sandy beach behind Northwest Harbor; San Clemente Island 6 Comment
  RSA646279  Chenopodium pratericola Orlando Mistretta 1992-7-14 721 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA229884  Chenopodium pratericola H. A. Wahl 1967-8-2 C 722 Los Angeles [Unspecified] Comment
  RSA602307  Chenopodium pumilio L. C. Wheeler 1946-12-14 6452 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  CLARK-A1528-2568  Chenopodium pumilio John C. Roos 1937-7-7 1769 Los Angeles San Gabriel Mountains Comment
  RSA640645  Chenopodium watsonii L. C. Wheeler 1966-10-1 8935 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  SBBG106222  Chloris virgata S. A. Junak 1990-11-9 SCl 143 Los Angeles just SE of passenger terminal building at airfield 60 Comment
  RSA0039464  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR186719  Chondrilla juncea Dan S. Cooper 2007-8-21 s.n. Los Angeles Los Angeles Basin, Los Angeles, South La Brea Ave., between Washington Blvd and the I-10 Fwy, between 20th and 21st streets 37 Comment
  RSA781200  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave. H 727 Comment
  UC1303118  Chorizanthe spinosa Ralph Hoffmann 1930-5-19 Los Angeles washes running into southeastern side Muroc Dry Lake (northwestern Los Angeles County); southeastern side Muroc Dry Lake Comment
  CAS-BOT-BC244662  Chorizanthe staticoides John Thomas Howell 1931-5-31 6621 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC244731  Chorizanthe staticoides Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  RSA0091141  Chorizanthe staticoides R. G. Swinney 2011-5-24 14806 Los Angeles 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 1049 Comment
  RSA681892  Chorizanthe staticoides Scott D. White, Michael Honer 2003-6-18 9568 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA709536  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA779655  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles Tick Canyon. 568 Comment
  SBBG33700  Chorizanthe staticoides V. Soza with S. Boyd 2002-4-10 1396 Los Angeles Del Sur Ridge, E side of Haskell Cyn, along fire rd 6N18 just below Pk 2508 686 Comment
  UC188745  Chorizanthe staticoides S. B. and W. F. Parish June 1881-June 1887 1999 Los Angeles foothills San Fernando Mountains foothills San Fernando Mts Comment
  UC2043046  Chorizanthe staticoides Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7479 Los Angeles Pine Canyon Road along San Andreas Fault on N side of San Gabriel Mts. (Co Rd N2) Comment
  UC849164  Chorizanthe staticoides Louis C. Wheeler 1932-6-12 821 Los Angeles San Dimas Canyon San Gabriel Mountains, San Dimas Canyon 548 Comment
  UCR190452  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  UCR146469  Chorizanthe watsonii Orlando Mistretta 1992-5-25 433 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp, between camp boundary and water tower 1713 Comment
  UCR151343  Chorizanthe watsonii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 868 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  CLARK-A1528-1762  Chrysanthemum carinatum Alfred R. Roos 1955-5-7 Los Angeles El Segundo Comment
  UCR162057  Chrysanthemum coronarium Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA90904  Chrysothamnus nauseosus subsp. bernardinus F. W. Peirson 1918-9-7 226 Los Angeles Trail along west slope of Mt. Markham 1615 Comment
  CAS-BOT-BC160578  Chylismia claviformis subsp. aurantiaca J. Massey; J. Henrickson 1966-4-9 1203 Los Angeles Mojave Desert: 5 mi w of Victorville on HW 395 Comment
  SFV13260  Chylismia claviformis subsp. claviformis M. J. Thor 1983-4-17 183 Los Angeles Mojave Desert Lancaster. Along Avenue J, west of Saddleback Butte State Park. 800 Comment
  CDA1300  Cirsium occidentale var. californicum T. C. Fuller 1958-3-18 1182 58 C Los Angeles Wash below Padua Hill, L.A. County. (Claremont). Comment
  UCSB7239  Cirsium occidentale var. californicum Crum, Charles 1958-7-15 Los Angeles Mulholland Drive between Sepulveda and Topanga Roads, near Los Angeles Comment
  CAS-BOT-BC292694  Cirsium occidentale var. venustum Donald Kyhos 1958-6-20 58 -217 Los Angeles 0.75 miles south of Gorman, Highway 99 Comment
  RSA599783  Cistanthe monandra Steve Boyd, Lauren Raz 1997-3-25 9276 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
  UCR204432  Clarkia R. G. Swinney 2003-5-12 8198 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  RSA448243  Clarkia bottae I. W. Clokey 1929-05 4534 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  UCD104475  Clarkia cylindrica Daryl Koutnik 1978-6-3 511 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  POM153247  Clarkia dudleyana C. L. Hitchcock 1928-5-1 45 Los Angeles Evey s canyon, near Claremont. 800 Comment
  UCR131589  Clarkia dudleyana L. C. Wheeler 1932-5-8 690 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  CATA1618  Clarkia epilobioides Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2891 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by road above Wrigley Memorial 213 Comment
  RSA246441  Clarkia epilobioides F. R. Fosberg 1931-4-15 S- 4636 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  OBI70665  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Liebre Mts Region: N flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of Forest Svc rds &N23 and &N08 1585 Comment
  LA210318  Clarkia purpurea subsp. quadrivulnera Harlan Lewis; Margaret Lewis 1946-7-14 28 Los Angeles Santa Monica Mountains, Sepulveda Blvd., 0.7 mi N of N Sepulveda Way 396 Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  CAS-BOT-BC165503  Clarkia unguiculata L. R. Abrams 1901-6-4 1711 Los Angeles Los Tunas [Canon] Canyon, S. Monica Mts. Comment
  SEINET10492194  Clarkia unguiculata Tim Holtsford 1992-5-30 Holtsford 920530 -2 Los Angeles Mandeville canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many Cultivars. Comment
  RSA757201  Claytonia exigua subsp. exigua Orlando Mistretta, Christine Mistretta 2008-4-7 2358 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  RSA608724  Claytonia parviflora L. C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  UC450947  Claytonia parviflora subsp. parviflora Fay A. MacFadden 1931-3-31 47 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA0031456  Claytonia parviflora subsp. parviflora Orlando Mistretta, Christine Mistretta 2008-4-19 2491 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
  RSA517153  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1990-5-14 2475 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1061 Comment
  RSA618591  Claytonia parviflora subsp. parviflora L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  SD231424  Claytonia parviflora subsp. utahensis Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-5 50506 62B Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR172705  Claytonia perfoliata Jun Hu, Weena Sangkatavat 2000-4-22 02 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  RSA276907  Claytonia perfoliata subsp. intermontana J. M. Miller 1977-3-28 624 Los Angeles San Gabriel Mountains: Upper Arroyo Seco watershed on Highway 2 (Angeles Crest Highway). Comment
  CATA969  Claytonia perfoliata subsp. mexicana Mark L. Hoefs 1994-5-21 1837 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 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
  UC1108610  Claytonia perfoliata subsp. mexicana Huron H. Smith 1912-5-29 5022 Los Angeles Summit Road Summit Road, Santa Catalina Island; Santa Catalina Island 396 Comment
  RSA784839  Claytonia perfoliata subsp. perfoliata J. D. Olmsted 1958-3-2 11 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont, near eastern end of Los Angeles County. 366 Comment
  RSA0028964  Clematis lasiantha Lucille Crawford 1932-5-8 s.n. Los Angeles Arroyo Seco Canyon. Pasadena. CP3. Comment
  RSA386255  Clematis ligusticifolia Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon [San Gabriel Mts.] Comment
  LA29165  Clematis pauciflora Mary V. Hood; 1940-11-3 40 185 k Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Pacific Palisades. 60 Comment
  POM2453  Cleome isomeris W. R. Dudley, F. H. Lamb 1896-06 4439 Los Angeles Gorman Comment
  POM355813  Cnicus benedictus Elbert Benjamine 1929-4-15 166 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  POM202312  Cnicus benedictus L. M. Booth 806 Los Angeles Burbank Comment
  RSA0005989  Collinsia davidsonii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA561820  Collinsia heterophylla Steve D. Boyd, Orlando Mistretta 1993-6-3 8174 Los Angeles Western San Gabriel Mountains: north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest., North of Santa Clara Rd (3N17.9) at head of eastern-most canyons, 1/4 mile northeast of May Canyon saddle. 915 Comment
  RSA0117321  Collinsia parryi Steve D. Boyd 1996-4-25 8687 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UC1215203  Constancea nevinii Peter H. Raven 1962-7-12 18024 Los Angeles near point at e end Northwest Harbor; San Clemente Island 30 Comment
  UC1929751  Constancea nevinii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands; San Clemente Island: Top of cliffs of steepish bluffs. Comment
  RSA652787  Convolvulus arvensis S. Koukol, R. Koukol 1998-5-3 29 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  POM355828  Conyza bonariensis F. R. Fosberg 1930-7-3 3155 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  JEPS20074  Conyza canadensis Peter H. Raven 1957-9-21 11323 Los Angeles small hill at nw end of U. C. L. A. campus Comment
  UCD123099  Cordylanthus rigidus subsp. setiger R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  UCSB8721  Cordylanthus rigidus subsp. setiger Bacigalupi, Rimo 1952-8-8 Los Angeles Oak Flat Public Camp, Angeles National Forest, just north of Whitaker Summit on U. S. 99 - 1/4 mile off highway 640 Comment
  CAS-BOT-BC287745  Coreopsis bigelovii H. M. Hall 1902-5-1 3074 Los Angeles Antelope Valley, vicinity of Elizabeth Lake 1066 Comment
  CAS-BOT-BC287746  Coreopsis bigelovii Steve Boyd; Lauren Raz 1997-3-25 9305 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga Canyon, S base of LIebre Mt, at end of dirt road leading 1 km NE of Knapp Ranch 1280 Comment
  LA31636  Coreopsis bigelovii Henry J. Thompson; 1959-3-31 1905 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  UCR124582  Coreopsis bigelovii B. C. Templeton, I. W. Clokey 1930-4-8 1071 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  RSA517851  Coreopsis californica Steve Boyd 1986-3-30 1501 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCD130995  Coreopsis californica Curtis Clark 1978-4-29 574 Los Angeles west of Palmdale Boulevard at 130th Street. Comment
  UC1174384  Coreopsis californica var. californica Ira L. Wiggins and W. R. Ernst 1958-5-2 231 Los Angeles 1 mi nw Little Rock Comment
  CAS-BOT-BC105694  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Liebre Mountains - Leona Valley 929 Comment
  POM246454  Corethrogyne filaginifolia F. R. Fosberg 1931-7-15 5418 Los Angeles Isthmus, Santa Catalina Island. 5 Comment
  POM50131  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1901-8-15 2177 Los Angeles Ballona Harbor. Comment
  RSA603393  Coriandrum sativum L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: ca. 1/4 mile N of San Gabriel Blvd. Comment
  UCR84429  Cornus glabrata T. S. Ross, Steve Boyd 1994-6-23 8076 Los Angeles Liebre Mtns, 'Dogwood Spring,' seepy area situated in a northeasterly draw draining from Grass Mountain to upper Burns Canyon. 1265 Comment
  CDA1905  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles West Mojave Desert/Transverse Range; Liebre Mtns. Region. Pine Canyon, W of junction with Lake Hughes Road Comment
  RSA0076099  Cotoneaster pannosus Louis C. Wheeler 1966-10-25 9079 Los Angeles Vicinity of E. Waldo Ward's Grove, 1/4 mile N of El Encanto, San Gabriel Canyon. Comment
  CAS-BOT-BC287267  Cotula australis J. H. Thomas 1956-4-4 5601 A Los Angeles Campus of Occidental College. Growing on bank behind Fowler Hall Comment
  RSA654322  Cotula australis Kristina Sargeant 1992-5-20 92 -031 Los Angeles Cal Poly Pomona campus, disturbed area by parking lot behind Administration Building. Comment
  CAS-BOT-BC427730  Crassula connata George B. Grant; Walter Wheeler 1904-4-21 H 2955 Los Angeles At Isthmus, Santa Catalina Island, Pacific Ocean, off southern California Comment
  CATA3247  Crassula connata Amy Catalano 2017-2-15 004 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  SBBG13285  Crassula connata M. A. Piehl 1962-6-9 62326 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR220364  Crassula connata R. G. Swinney 2009-4-16 10349 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  JEPS47820  Cressa truxillensis W. F. Parish 1891-1 Los Angeles Long Beach Comment
  CAS-BOT-BC175831  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Santa Catalina Island: above Whites Landing on Airport Road 426 Comment
  CDA1008  Crossosoma californicum D. G. Kelch 1991-3-17 1318 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 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
  RSA397733  Crossosoma californicum Reid V. Moran 1941-2-28 655 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  UCR227641  Crossosoma californicum R. F. Thorne 1968-2-25 37915 Los Angeles Channel Islands, Santa Catalina Island, Cherry Valley 49 Comment
  RSA247353  Croton californicus var. tenuis Gary D. Wallace, G. Cromwell 1966-4-30 521 Los Angeles Along the bluffs of Palos Verdes Penninsula, near Marrineland of the Pacific. Comment
  SBBG108427  Croton setiger T. Ross 1995-5-21 8601 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  UCR217702  Croton setiger A. C. Sanders, Dan S. Cooper 2010-8-5 38557 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CDA35296  Croton setiger Phillipson 1915-6-8 Los Angeles Monrovia. Comment
  RSA0087231  Cryptantha R. G. Swinney 2010-5-11 12673 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
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Feb 18 2020
  RSA191004  Cryptantha barbigera R. F. Thorne 1963-5-15 31683 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UC61499  Cryptantha circumscissa J. Burtt Davy May 9 1896-May 24 1896 2522 Los Angeles Manzana Antelope Valley Comment
  UC61500  Cryptantha circumscissa J. Burtt Davy May 9 1896-May 24 1896 2514 Los Angeles Manzana Antelope Valley Comment
  UCR280418  Cryptantha decipiens Onkar Singh 2014-3-18 4376 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  UCR253386  Cryptantha echinella R. G. Swinney 2001-8-27 8090 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
  LA31579  Cryptantha intermedia Henry J. Thompson; 1959-4-12 1927 Los Angeles 304 Comment
  POM182805  Cryptantha intermedia var. intermedia Ernest Braunton 1903-03 837 Los Angeles Playa del Rey. 76 Comment
  UCR194156  Cryptantha micrantha subsp. micrantha A. C. Sanders 2008-4-13 34881 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
  LA47629  Cryptantha microstachys Henry J. Thompson; 1960-5-14 3065 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  RSA0087382  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA126670  Cryptantha microstachys P. H. Raven, H. J. Thompson 1959-5-5 14139 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  RSA0031684  Cryptantha muricata Fran Dourisboure 1966-5-26 s.n. Los Angeles San Raphael Hills. 762 Comment
  UCR67656  Cryptantha muricata L. C. Wheeler 1967-5-8 09339 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  SBBG119335  Cryptantha muricata S. D. White with K. Hughes 2000-5-16 7855 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  RSA0079196  Cryptantha muricata var. denticulata P. A. Munz 1923-5-27 6873 Los Angeles Rock Creek; San Gabriel Mts 1296 Comment
  UCR146119  Cryptantha muricata var. jonesii Michael Denslow, Steve Boyd 2003-5-7 1084 Los Angeles Transverse Ranges; San Gabriel Mountains region, Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08) 762 Comment
  RSA0115442  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13170 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR95507  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA774257  Cryptantha oxygona R. G. Swinney 2009-4-28 10544 Los Angeles summit of Mt. Emma 1585 Comment
  UCR281620  Cryptantha pterocarya var. pterocarya R. G. Swinney 2014-4-30 16285 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UC1199895  Cryptantha similis Peter Kamb Ray 1948-5-6 931 Los Angeles above Little Rock (foothills of the San Gabriel Mts.); San Gabriel Mts. 975 Comment
  SEINET10625757  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3840 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA394299  Cucurbita foetidissima L. C. Wheeler 1931-8-22 10 Los Angeles 2 miles NNE La Verne Comment
  RSA594295  Cucurbita foetidissima L. C. Wheeler 1967-7-30 10243 Los Angeles San Gabriel Mountains. Big Tujunga wash. 426 Comment
  UCR205523  Cupaniopsis anacardioides A. C. Sanders, T. B. Salvato 2009-5-19 36814 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  LA201639  Cupressus forbesii Arthur C. Gibson; 2004-1-6 4999 Los Angeles 259 Comment
  UCR200690  Cupressus guadalupensis var. forbesii Steve Boyd 2004-4-15 10899 Los Angeles Transverse Ranges; Liebre Mountains region, Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  RSA394867  Cuscuta Sarah G. Kemp 1931-7-12 s.n. Los Angeles Mt. Wilson Comment
  IRVC26209  Cuscuta californica A. C. Sanders, Kim Marsden 2003-6-20 26986 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  RSA409676  Cuscuta californica E. S. Spalding 1931-7-30 s.n. Los Angeles Manhattan Beach Comment
  UCR205728  Cuscuta californica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37012 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  SFV20794  Cuscuta californica L. Gross 2002-6-24 548 Los Angeles Verdugo Mountains North side off La Tuna Canyon Road (Santa Monica Mountains Conservancy land). 518 Comment
  RSA336397  Cuscuta californica var. californica R. F. Thorne, Dick Tilforth 1978-6-21 52334 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  RSA0011357  Cuscuta subinclusa Orlando Mistretta, Youssef Atallah 2011-8-12 6016 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  RSA656253  Cuscuta subinclusa Jim Bouey 1980-11-6 s.n. Los Angeles Verdugo Mountains: One block south of intersection of Verdugo Road on Glendale Avenue, Glendale. 207 Comment
  UCR117683  Cycladenia humilis var. venusta V. W. Steinmann 1996-6-17 915 Los Angeles San Gabriel Mtns., c. 2.5 km (by air) SSW of Mt. San Antonio, along Baldy Trail. 2550 Comment
  HSC9501  Cynodon dactylon John Warner Hosking 1964-10-24 Los Angeles Back yard of home in Manhattan Beach. Comment
  SEINET3128836  Cynodon dactylon G. B. Grant 1904-5-10 133 /6187 Los Angeles Pasadena Comment
  RSA365088  Cyperus esculentus L. C. Wheeler 1937-10-7 1427 Los Angeles Temple City. 107 Comment
  RSA602180  Cyperus involucratus L. C. Wheeler 1946-11-10 6442 -A Los Angeles Rosemead: Rio Hondo at Garvey Avenue. Comment
  RSA365132  Cyperus squarrosus V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  RSA729207  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles upper Fish Fork San Gabriel River, c. 1/2 mi. east (upstream) from Upper Fish Fork Campgroun, tributary from N side of San Antonio Ridge. 1939 Comment
  CAS-BOT-BC198207  Cytisus striatus R. Leen 1987-5-29 s.n. Los Angeles Tujunga Canyon along Highway 210 between Tuna Canyon Road and Lowell Avenue Comment
  RSA597282  Dactylis glomerata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3730 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  SD233691  Dactyloctenium aegyptium A. C. Sanders, Mark Elvin, Cathleen Weigand, et al 2002-8-6 25552 Los Angeles Santa Clara river Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons. 274 Comment
  UCR263618  Dactyloctenium aegyptium Anuja Parikh, Nathan Gale 2012-5-29 2160 Los Angeles Western Transverse Range; N side of Santa Susana Mountains, Newhall Ranch, 1.7 km SW of the intersection of Interstate 5 and Hwy 126 320 Comment
  LA32279  Datisca glomerata Peter H. Raven; 25 1959 14697 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  SEINET3860090  Datisca glomerata R. G. Swinney 2009-4-21 10425 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon Wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCR271810  Datisca glomerata R. G. Swinney 2011-6-23 15306 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA13826  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  RSA250505  Datisca glomerata R. F. Thorne, John Dourley 1967-10-10 37379 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  SBBG118483  Datura wrightii O. Mistretta 1992-7-13 690 Los Angeles Los Pinetos Spring Cyn Trail Comment
  RSA591670  Datura wrightii Louis C. Wheeler 1966-9-21 8885 Los Angeles San Gabriel Mountains. West side of mouth of west fork, San Gabriel Canyon, just downstream from bridge to east fork. 457 Comment
  CATA226  Daucus pusillus Mark L. Hoefs, A. Douglas Propst 1973-5-4 216 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon 243 Comment
  RSA470783  Daucus pusillus M. B. Dunkle 1931-4-22 2460 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA589060  Daucus pusillus Orlando Mistretta 1994-6-6 1322 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  UCR190439  Daucus pusillus R. G. Swinney 2000-5-10 7677 Los Angeles San Gabriel Mtns., San Gabriel River bottom, c. 600 m NE of confluence with Fish Canyon between bike path and river bottom 220 Comment
  CAS-BOT-BC130929  Deinandra clementina I. E. Diehl 1902-6-28 257 Los Angeles Avalon, Catalina Island Comment
  SD139339  Deinandra clementina Jon Rebman, Jonathan Dunn 1996-4-29 3117 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 24 Comment
  SD48942  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's Cove 49 Comment
  SEINET3147514  Deinandra clementina G. B. Grant 1906-9-1 557 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC299280  Deinandra fasciculata Geo. B. Grant 1906-9-1 7165 Los Angeles Catalina Island Comment
  JEPS12565  Deinandra fasciculata Frank W. Peirson 1918-6-28 236 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  JEPS15509  Deinandra fasciculata Peter H. Raven, H. J. Thompson, and S. R. Snow 1956-6-22 9448 Los Angeles below Mulholland Drive (above Sepulveda Boulevard); Santa Monica Mountains Comment
  SBBG12894  Deinandra fasciculata E. R. Blakley 1962-6-9 5174 Los Angeles "San Clemente Nat Forest", 3/4 of a mi SE of Triangulation Point Wall No. 2 198 Comment
  SEINET7838968 Image available Deinandra fasciculata G. B. Grant 273 Los Angeles Covina Comment
  CAS-BOT-BC131008  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  IRVC27803  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  UCR140166  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-29 s.n. Los Angeles Western Transverse Range, Castaic Mesa, study area 68 north of the water plant, c. 1 km east of Castaic Lagoon 427 Comment
  UCR211812  Delphinium parryi Valerie Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  SBBG122088  Delphinium parryi subsp. parryi A. Parikh, N. Gale 2003-5-24 735 Los Angeles Plum Cyn, 1.2 km S of Cruzan Mesa, 2 km W of Sierra Hwy 630 Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SBBG108931  Delphinium variegatum subsp. kinkiense S. A. Junak 1997-4-25 SCl 875 Los Angeles E edge of terrace between Middle and S Burns cyns, ca. 0.45 mi SE of Camera Pad Stone Comment
  OBI71767  Dendromecon rigida Tony Simon 1994-4-30 12 Los Angeles San Gabriel Mts. Big Tujunga Cyn Rd. 6 mi past jctn with Angeles Crest hwy- trl on left of road 762 Comment
  RSA433218  Dendromecon rigida subsp. rigida Ora M. Clark 1929-3-24 s.n. Los Angeles S. Santa Susana Mtns. Comment
  RSA433223  Dendromecon rigida subsp. rigida Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 250 Comment
  SEINET3507397 Image available Dentaria californica C. Francis Shutts 1949-2-14 3 Los Angeles Little Dalton Canyon. Pacific drainage area. Comment
  RSA254326  Descurainia pinnata subsp. glabra E. K. Balls 1966-3-17 12122 Los Angeles 2.3 miles W of Hano along Hwy 139, Palmdale Cajon Pass Comment
  RSA725094  Descurainia pinnata subsp. halictorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -28 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA587381  Descurainia pinnata subsp. intermedia Orlando Mistretta 1992-5-8 285 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA747879  Descurainia pinnata subsp. menziesii Justin M. Wood 2009-3-6 337 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  SEINET6915181  Descurainia sophia W. P. Vestal, A. G. Vestal 1955-3-26 3484 Los Angeles Antelope Valley east of Fairmont on 110th Street. Comment
  RSA151967  Desmazeria rigida P. H. Raven 1962-5-20 17796 Los Angeles Santa Catalina Island, Middle Ranch 229 Comment
  RSA730312  Dicentra chrysantha R. G. Swinney 1998-9-4 6913 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA596029  Dichelostemma capitatum Timothy S. Ross, J. Mark Porter 1995-5-4 8444 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  CHSC99843  Dichelostemma capitatum subsp. capitatum LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Souza 2003-2-10 711 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. Collected on west southwest trending ridgetop. 576 Comment
  RSA670444  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  RSA732531  Dichelostemma capitatum subsp. capitatum A. C. Sanders, M. Elvin 2003-3-5 25739 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
  SFV20839  Dichelostemma capitatum subsp. capitatum L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 711 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  UCD139420  Dichelostemma capitatum subsp. capitatum Geoffrey Levin 1974-4-24 29 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Pacific Slope drainage area. San Gabriel Mountains. 335 Comment
  LA8667  Digitaria sanguinalis Monte Lloyd; 1950-7-10 500710p 1000 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR252768  Dimorphotheca sinuata R. G. Swinney 2010-3-10 11806 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  UCSB24322  Dimorphotheca sinuata Meddock, Mary 1965-4-14 Los Angeles 1.3 miles north on Santa Susana Blvd., from the intersection of Santa Susana and Devenshire, San Fernando Valley 274 Comment
  SEINET10718507  Dioscorea Heidi H. Schmidt 1999-10-14 Schmidt 3868 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC150662  Diplacus longiflorus James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west of the Bouquet Canyon Road between Palmdale and Saugus; slopes above Spunky Creek 944 Comment
  SEINET10897327  Distichlis spicata var. stolonifera LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles In salt marshes, Playa del Rey. Comment
  SBBG72433  Dithyrea californica J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  UCR141191  Dithyrea californica June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  SBBG2472  Dithyrea californica H. and M. Dearing 1933-4-9 4933 Los Angeles Palmdale-Victorville Hwy Comment
  RSA172261  Dodecatheon clevelandii subsp. clevelandii Robert F. Thorne, James Henrickson 1963-5-5 32279 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  RSA330810  Draba corrugata var. corrugata Wayne E. Sawyer 1981-6-16 41 Los Angeles Crest trail, 0.75 mi. W of Mt. Hawkins 2560 Comment
  CAS-BOT-BC435200  Drosanthemum floribundum G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  UCSB23143  Drymocallis cuneifolia var. ewanii Wilken, Dieter 1967-6-1 Los Angeles Lily Springs north of Mt. Hawkins, along State Highway 2, San Gabriel Mtns. 2407 Comment
  CAS-BOT-BC157701  Drymocallis glandulosa var. glandulosa John Thomas Howell 1928-5-4 3773 Los Angeles Near Deer Park, Monrovia [Canon] Canyon, San Gabriel Mts. Comment
  POM366514  Drymocallis glandulosa var. glandulosa L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA0089429  Dryopteris arguta R. G. Swinney 2011-3-17 14128 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA0115997  Dryopteris arguta R. G. Swinney 2010-8-11 13486 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA650215  Dryopteris arguta G. S. Eleiott 1949-5-4 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UC723805  Dryopteris arguta Joseph Andorfer Ewan 1933-6-17 10824 Los Angeles Temescal Canyon; Santa Monica Mts Comment
  RSA84997  Dryopteris arguta F. W. Peirson 1906-7-24 s.n. Los Angeles Verdugo Mountains Comment
  RSA612311  Dudleya densiflora L. C. Wheeler 1932-7-9 951 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 441 Comment
Read comments
Jan 19 2007
  RSA609384  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  SD207022  Dudleya lanceolata Reid Moran 1944-6-3 1885 Los Angeles Ridge east of Los Alisos Canyon; Sierra Santa Monica. 99 Comment
  RSA0073981  Dudleya virens Reid V. Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente. 5 Comment
  UC1593824  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 350 Los Angeles 0.6 mi s Palos Verdes Dr South (se of Portuguese Bend, on cliff above ocean); Palos Verdes Hills Comment
  RSA188921  Dudleya virens subsp. insularis R. F. Thorne 1965-6-23 34930 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  CAS-BOT-BC208538  Ehrharta calycina Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6949 Los Angeles W end of island beyond the isthmus, on main east-west ridgetop ca 615 m E of Granite Triangulation Point and 620 m WNW of Oak Triang. Pt., Santa Catalina West USGS 7.5', Santa Catalina Island 487 Comment
  UCR11986  Ehrharta erecta G. Ledyard Stebbins, Harlan Lewis 1946-5-16 s.n. Los Angeles Adventive in Botanical Garden, UCLA Campus Comment
  UCSB421  Ehrharta erecta Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  CAS-BOT-BC112852  Eleocharis macrostachya Carl B. Wolf 1932-5-12 3597 Los Angeles Santa Catalina Island between Little Harbor and Cottonwood Creek. 45 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR130503  Eleusine indica R. E. Riefner Jr. 2003-10-5 03- 450 Los Angeles San Gabriel Mtns./S.G.Valley, City of Pasadena, Rose Bowl, Arroyo Blvd. and Seco St. 252 Comment
  CAS-BOT-BC208519  Elymus A. D. E. Elmer 1902-6-1 3652 Los Angeles Acton Comment
  UCR187093  Elymus condensatus A. C. Sanders 2006-5-16 32303 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCD61603  Elymus elymoides Larry E. Brown 1970-5-2 1791 Los Angeles San Gabriel Mts. Ca. 10 miles south of Joshua Tree State Park. Comment
  UCR281665  Elymus elymoides subsp. californicus R. G. Swinney 2014-4-23 16187 Los Angeles San Gabriel Mountains/Mojave Desert, Bob's Gap Rd. east of Valyermo at Bobs Gap, near Lime Kiln in wash bottom, c. 30 meters east of 165th Street 1232 Comment
  SBBG56928  Elymus glaucus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CAS-BOT-BC206747  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-5-9 3488 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon at 2nd group of mine workings. 304 Comment
  CAS-BOT-BC206760  Elymus glaucus subsp. glaucus Timothy S. Ross; Orlando Mistretta 1993-5-26 7318 Los Angeles Santa Clara Road U.S.F.S. between Wilson Canyon Saddle and May Canyon Saddle, N slope of the 3834 foot peak NW of May Canyon Saddle, W end of the San Gabriel Mtns. 1109 Comment
  RSA330753  Elymus glaucus subsp. glaucus Wayne E. Sawyer 1981-6-29 67 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  SD38368  Elymus triticoides Edith A. Purer 1933-5-30 4999 Los Angeles Sand dunes, Playa del Rey , on lee side of moving dune Comment
  UCR210303  Elymus triticoides R. G. Swinney 2008-10-16 9589 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  SEINET3156054  Emmenanthe penduliflora G. B. Grant 390 Los Angeles Pasadena Comment
  UC880683  Emmenanthe penduliflora Ira W. Clokey, B. Templeton Apr 1929 4497 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  UCR127892  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26107 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR186777  Emmenanthe penduliflora A. C. Sanders 2006-5-16 32345 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  SBBG65070  Emmenanthe penduliflora var. penduliflora M. N. Ackley -May-1922 Los Angeles Glendale 243 Comment
  UCR200136  Emmenanthe penduliflora var. penduliflora Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 759 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  CHSC3715  Encelia Sue Boergadine 1966-4-28 16 Los Angeles App. 8 mi. NE Newhall. Comment
  POM356733  Encelia actoni E. A. McGregor 1965-5-18 s.n. Los Angeles Pearblossom, Antelope Valley. Comment
  POM356643  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles Pyramid Cove, San Clemente Island. Comment
  RSA614813  Ephedra nevadensis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  CAS-BOT-BC166217  Epilobium canum subsp. canum Francis M. Fultz 1923-11-18 1129 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC166470  Epilobium canum subsp. canum Herman Knoche 1919-6-25 Series A, No. 710 Los Angeles Avalon, Catalina Island Comment
  SBBG13499  Epilobium canum subsp. canum E. R. Blakley 1962-10-3 5384 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  RSA0091325  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-8-17 15617 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA588313  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  UC535042  Epilobium densiflorum Victor Duran 1933-7-10 3511 Los Angeles Sulphur Springs San Gabriel Mts. 1524 Comment
  RSA720601  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 1997-7-23 5733 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area. 2256 Comment
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  UCR273182  Equisetum laevigatum R. G. Swinney 2011-5-19 14757 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  OBI1027  Equisetum laevigatum L. L. Kiefer 1963-10-6 1034 Los Angeles San Gabriel Mtns., north slope, Little Rock Cyn., ca. 3 miles from mouth 1067 Comment
  RSA639606  Equisetum telmateia var. braunii L. C. Wheeler 1932-6-12 818 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  POM352236  Eragrostis cilianensis Stone 1936-4-30 174 Los Angeles In Mr. Stones Lawn. Comment
  RSA594574  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1966-10-12 8972 Los Angeles San Gabriel Mountains. East fork, San Gabriel River, 1/2 mi. north of Cattle Canyon. 609 Comment
  UC110367  Eremocarpus setiger C. F. Baker 1903-8-1 3445 Los Angeles Claremont Comment
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May 26 2016
  UC75422  Eremocarpus setiger C. F. Baker 1903-8-1 3445 Los Angeles Claremont Comment
  RSA421556  Eremocarpus setiger Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Dimas Canyon 457 Comment
  RSA706658  Eremocarpus setiger Michael Wall 2004-8-19 362 Los Angeles RSABG, in the planter on the south side of the seed storage facility building. Comment
  SEINET12141704  Eremocarpus setiger Unknown 1902-1 2966 Los Angeles near Inglewood Comment
  SBBG60444  Eremothera boothii subsp. decorticans R. Hoffmann 1930-6-6 Los Angeles Liebre Station [historic site] Comment
  SEINET4671055  Erharta Leila M. Shultz 1981-11-18 5731 Los Angeles Arcadia; Los Angeles County Arboretum, along North Baldwin avenue Comment
  UCR223820  Eriastrum densifolium R. G. Swinney 2009-6-17 11191 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0105896  Eriastrum densifolium subsp. austromontanum Gus Gluechert 1937-6-27 s.n. Los Angeles Mint Canyon. 470 Comment
  RSA0107952  Eriastrum densifolium subsp. austromontanum Valerie L. Soza, LeRoy Gross, Jean Kuo 1999-7-6 608 Los Angeles San Gabriel Mountains: South Fork Campground, South Fork Big Rock Creek. 1402 Comment
  RSA0106901  Eriastrum densifolium subsp. elongatum P. A. Munz 1928-6-19 11070 Los Angeles Mint Canyon. 470 Comment
  IRVC28993  Eriastrum sapphirinum A. C. Sanders 2003-6-18 26935 Los Angeles ridge ca 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch N end of Santa Susana Mtns. 366 Comment
  SBBG58327  Eriastrum sapphirinum R. Hoffmann 1930-5-19 Los Angeles 3 mi W of Castaic Comment
  UC133710  Eriastrum sapphirinum J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  CAS-BOT-BC514968  Eriastrum sapphirinum subsp. dasyanthum Cecil Hart 1920-5-18 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC514983  Eriastrum sapphirinum subsp. dasyanthum C. B. Wolf 1931-7-2 2262 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando 335 Comment
  SD41986  Eriastrum sapphirinum subsp. dasyanthum Darley F. Howe 1947-5-3 Los Angeles Highway near west end of Mint Canyon. Comment
  RSA0124698  Eriastrum sapphirinum subsp. sapphirinum I. W. Clokey, B. C. Templeton 1929-05 4551 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  CAS-BOT-BC287629  Ericameria linearifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15126 Los Angeles Santa Monica Mts. Cornell Corners 213 Comment
  UCD131435  Ericameria nauseosa P. Schiffman; J. Matos 1996-10-22 s.n. Los Angeles Angeles National Forest, along the old Ridge Route between Castaic Lake and Hwy 138. Comment
  CAS-BOT-BC298894  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1653 Los Angeles San Antonio Mts. Pine Mt Ridge 2438 Comment
  SFV6844  Ericameria nauseosa var. bernardina T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 590 Los Angeles San Gabriel Mountains Near trail head to Mount Baden-Powell. 2043 Comment
  UC205590  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mountains, Pine Mt. Ridge 2438 Comment
  UC590905  Ericameria nauseosa var. hololeuca F. R. Fosberg 1931-7-11 7057 Los Angeles near Reservoir Summit (Ridge Route, w Sierra Madre Mountains); Sierra Madre Mountains 1200 Comment
  CAS-BOT-BC298052  Ericameria nauseosa var. mohavensis Ynez Whilton Winblad 1937-10-11 s.n. Los Angeles Ridge Route Comment
  HSC79917  Ericameria nauseosa var. mohavensis James Henrickson 1972-11-2 8105 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  RSA359442  Ericameria parishii var. parishii L. C. Wheeler 1931-8-30 37 Los Angeles San Antonio Canyon, San Gabriel Mts. 1005 Comment
  UC1870189  Ericameria parishii var. parishii LeRoy Gross 2001-9-1 446 Los Angeles Verdugo Mountains; north side, Along Hostetter Mountain Way. 610 Comment
  CAS-BOT-BC293128  Ericameria pinifolia Prof. W. R. Dudley 1907-11-13 s.n. Los Angeles Near Monrovia Comment
  SFV11434  Ericameria pinifolia M. L. Vincent, R. H. Swade 1964-4-2 489 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  RSA226997  Erigeron breweri var. jacinteus R. F. Thorne 1971-8-25 41242 Los Angeles San Gabriel Mountains, Angeles National Forest: S ridge of summit of Mt. Baden- Powell 2805 Comment
  UCD131898  Erigeron foliosus Robert C. Bechtel 1956-7-18 s.n. Los Angeles Tanbark Flat, San Dimas Experimental Forest. 822 Comment
  RSA726033  Erigeron foliosus var. foliosus R. G. Swinney 1997-7-14 5676 Los Angeles West of Wrightwood, Table Mtn. area, approx. 100 m NW of amphitheater and Table Mtn. Campground. 2207 Comment
  SBBG95261  Erigeron foliosus var. foliosus M. B. Dunkle 1928-5-28 1982 Los Angeles Avalon Cyn (by school) Comment
  UC1175000  Erigeron foliosus var. foliosus E. K. Balls and P. C. Everett 1959-6-29 23864 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 243 Comment
  CDA4921  Erigeron foliosus var. foliosus W. Hill 1957-5-2 Los Angeles Mt. San Antonio College, Walnut. 0 Comment
  POM357457  Erigeron foliosus var. foliosus Samuel R. Tyson 1943-7-7 s.n. Los Angeles Below Johnstone Peak, San Gabriel Mountains. 488 Comment
  SEINET3156535  Eriobotrya japonica G. B. Grant 1904-12-18 980 -A Los Angeles Pasadena Comment
  CAS-BOT-BC189151  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Steve Boyd 1993-5-23 7221 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope 140-220 m SE of the saddle between ruby and Clearwater Canyons 963 Comment
  RSA455009  Eriodictyon crassifolium var. nigrescens Martha Hilend 1928-4-27 s.n. Los Angeles 8 miles west of Elizabeth Lake. Comment
  UC144150  Eriodictyon crassifolium var. nigrescens H. M. Hall and H. P. Chandler 1906-6-12 7400 Los Angeles San Francisquito Canyon 914 Comment
  UCD119243  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1946-8-27 6247 Los Angeles San Gabriel Mountains: Intersection of Angeles Crest Highway and Angeles Forest Highway on ridge between Arroyo Seco and Tujunga Canyon. Comment
  CAS-BOT-BC188954  Eriodictyon parryi John R. Hodgson 1928-8-1 169 Los Angeles Peace Valley, near Tejon Pass Comment
  CATA1068  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1995-5-16 2008 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  CAS-BOT-BC222680  Eriodictyon trichocalyx I. M. Johnston 1917-7-28 1574 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 2286 Comment
  RSA0091531  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-14 15127 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA771848  Eriogonum R. G. Swinney 2009-5-27 10909 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  SBBG61811  Eriogonum angulosum P. A. Munz, I. M. Johnston 1928-9-5 11184 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  UCR249000  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 538 Comment
  SBBG61869  Eriogonum brachyanthum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UC1375316  Eriogonum brachyanthum Robert F. Thorne and C. W. Tilforth 1971-6-29 40685 Los Angeles 1 1/2 mi e, in sandy wash of Aliso Creek canyon, n slope of San Gabriel Mts. junction of Aliso Creek wash and Santa Clara River; San Gabriel Mts., Angeles National Forest 853 Comment
  RSA393165  Eriogonum cithariforme var. agninum H. E. Hasse, Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  RSA709376  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 -A Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage. 595 Comment
  JEPS56691  Eriogonum davidsonii Joseph Ewan 1932-7-1 7587 Los Angeles 2 mi n Altadena (Upper Millard Canyon); Millard Canyon 1127 Comment
  RSA653526  Eriogonum elongatum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 288 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  CAS-BOT-BC249775  Eriogonum elongatum var. elongatum Alice Eastwood 1915-8-25 4894 Los Angeles Duarte Comment
  CAS-BOT-BC249776  Eriogonum elongatum var. elongatum W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  RSA654269  Eriogonum fasciculatum Monica Acosta 1998-5-26 23 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  RSA598109  Eriogonum fasciculatum var. fasciculatum Steve Boyd, Lauren Raz 1997-3-4 9157 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 610 Comment
  RSA393415  Eriogonum fasciculatum var. foliolosum Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon. Comment
  UC1032048  Eriogonum fasciculatum var. foliolosum A. Simontacchi 1935-5-26 42 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  UC1032052  Eriogonum fasciculatum var. foliolosum P. L. Johannsen 1934-2-13 278 Los Angeles 3/4 mi se Junction, Haskell and Bouquet Canyon; Santa Susana Quadrangle Comment
  UCR200155  Eriogonum fasciculatum var. foliolosum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 818 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  UC161731  Eriogonum giganteum F. M. Reed 1909-7-2 2821 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  RSA139588  Eriogonum giganteum var. formosum Reid V. Moran 1958-9-16 6843 Los Angeles San Clemente Island, 2 miles SE of Eel Point 100 Comment
  RSA393374  Eriogonum giganteum var. giganteum R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UC1302388  Eriogonum giganteum var. giganteum Robert F. Thorne and P. C. Everett 1964-2-6 33438 Los Angeles above airport road (central part of Santa Catalina Island); Santa Catalina Island Comment
  POM9639  Eriogonum gracile var. gracile P. A. Munz 1920-12-5 4400 Los Angeles Claremont. 366 Comment
  RSA393227  Eriogonum gracile var. gracile F. R. Fosberg 1931-8-30 812 Los Angeles El Segundo. 5 Comment
  RSA530076  Eriogonum hirtiflorum Tim S. Ross 1991-8-16 5863 Los Angeles Horse Flats (southern end). 1741 Comment
  CAS-BOT-BC263040  Eriogonum maculatum A. D. E. Elmer 1902-6-1 s.n. Los Angeles Acton Comment
  SD239857  Eriogonum microthecum R. G. Swinney 2008-7-16 9262 Los Angeles San Gabriel Mtns.: Little Rock Creek, 0.1 mi north of its confluence with Cooper Canyon, on the Burkhart Trail. 1741 Comment
  UC519651  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster Comment
  SBBG121839  Eriogonum molestum A. Parikh, N. Gale 2005-6-18 791 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.3 km ESE of intersection of N2/Munz Ranch Rd 1040 Comment
  UCR194357  Eriogonum nudum R. G. Swinney 1998-9-4 6916 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  POM11339  Eriogonum nudum var. pauciflorum I. M. Johnston 1911-8-27 1699 Los Angeles San Antonio Mountains: San Antonio Canyon 2210 Comment
  RSA393612  Eriogonum nudum var. pauciflorum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5462 Los Angeles Buckhorn Trail, Islip-Williamson divide, between Bear Creek and Big Rock Creek, San Gabriel Mountains. 2000 Comment
  UC77611  Eriogonum parvifolium none Oct. 1893 Los Angeles Redondo Comment
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Dec 11 2009
  RSA725885  Eriogonum pusillum R. G. Swinney 1997-6-25 5642 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
  UCR190384  Eriogonum pusillum R. G. Swinney 2001-4-18 7880 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA0013196  Eriogonum saxatile Orlando Mistretta, Christine Mistretta 2011-7-13 5940 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  SBBG65515  Eriogonum thurberi J. Ewan 1924-8-12 Los Angeles Tujunga Wash in San Fernando Valley 205 Comment
  RSA771852  Eriogonum umbellatum R. G. Swinney 2009-5-28 10915 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA798112  Eriogonum umbellatum var. minus Jane Tirrell 2012-7-25 LS 0124 Los Angeles Approx. 0.5 mi west of Mt. Hawkins along south side of Pacific Crest Trail 2593 Comment
  UCR202686  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8028 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  RSA188494  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35364 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  CAS-BOT-BC297927  Eriophyllum confertiflorum W. R. Dudley 1907-12-1 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC297961  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  POM4916  Eriophyllum confertiflorum Crawford, H. D. Hiatt 1916-3-28 576 Los Angeles Santa Monica Mountains. 305 Comment
  POM6344  Eriophyllum confertiflorum M. Durant 1918-5-15 s.n. Los Angeles Claremont. Comment
  RSA3494  Eriophyllum confertiflorum C. B. Wolf 1932-5-9 3437 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA683183  Eriophyllum confertiflorum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1104 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
  RSA724396  Eriophyllum confertiflorum K. Dobry 1991-4-22 s.n. Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCR209944  Eriophyllum confertiflorum R. G. Swinney 2008-7-15 9206 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR68846  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-6 4159 Los Angeles Channel Islands, San Clemente Island, Lemon Tank Canyon, E side of island 274 Comment
  RSA660099  Eriophyllum confertiflorum var. confertiflorum Orlando Mistretta 1992-6-12 551 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  SBBG61128  Eriophyllum confertiflorum var. confertiflorum V. Duran 1933-7-8 3502 Los Angeles Horse Flats 1676 Comment
  SBBG96975  Eriophyllum confertiflorum var. confertiflorum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4327 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC1118357  Eriophyllum confertiflorum var. confertiflorum G. T. Nordstrom 1935-1-9 313 Los Angeles 2.5 mi se Gorman; Angeles National Forest, Tejon Quad. 1036 Comment
  UC55147  Eriophyllum confertiflorum var. confertiflorum unknown 1903-4-23 409 Los Angeles Saugus Comment
  UCR270513  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 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
  CAS-BOT-BC308367  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Isl. Comment
  UCR204201  Eriophyllum nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands, San Clemente Island 30 Comment
  RSA0091724  Eriophyllum pringlei R. G. Swinney 2011-4-20 14441 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA713249  Eriophyllum pringlei LeRoy Gross 2005-5-3 2223 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
  SBBG44369  Eriophyllum pringlei Gale Sphon, Diane Hearn 1956-5-30 6 Los Angeles Black Butte Comment
  UC566746  Eriophyllum pringlei H. L. Mason 1926-4-26 2997 Los Angeles 1 mi e Palmdale Comment
  RSA602106  Erodium botrys Scott D. White 1997-5-7 5067 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA717343  Erodium botrys Scott D. White, Pam DeVries 2006-5-9 11413 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR151011  Erodium botrys Scott D. White 1997-5-7 5067 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA662411  Erodium botrys J. C. Roos 1943-3-27 2622 Los Angeles Vacant lot at Kelton and Massachuttes Ave s. West Los Angeles. 91 Comment
  RSA0108866  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-3-21 SCa- 492 Los Angeles Santa Catalina Island: Ridge on W side of Cape Canyon, S of Black Jack Peak. 469 Comment
  RSA483724  Erodium cicutarium Richard Noyes 1988-4-30 518 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  SD51920  Erodium cicutarium Peter H. Raven 1962-4-9 17136 Los Angeles San Clemente Island; Wilson Cove. 60 Comment
  CHSC98732  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains Region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. Just past the gate on the dirt road. 426 Comment
  RSA190926  Erodium moschatum Robert F. Thorne 1967-5-19 36892 Los Angeles Santa Catalina Island: Little Harbor. 15 Comment
  RSA279115  Erodium moschatum Robert F. Thorne 1971-3-18 41496 Los Angeles Cobal Canyon, 3 miles N of Claremont 503 Comment
  RSA534074  Erodium moschatum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5255 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  RSA773997  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  POM307852  Erysimum capitatum var. capitatum Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2722 Los Angeles North Craig Ave., Altadena Comment
  RSA584012  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1991-4-25 4594 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA530309  Erysimum capitatum var. capitatum N. C. Cooper 1945-5-1 2185 Los Angeles Santa Monica Mtns 762 Comment
  HSC12464  Eschscholzia californica Wendell Wood 1970-6-24 47 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  SBBG32033  Eschscholzia californica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -267 Los Angeles Black Jack Mtn Comment
  SEINET3480180  Eschscholzia californica Unknown 1939-7-10 131 Los Angeles Los Angeles, Los Angeles Comment
  UCR220238  Eschscholzia californica R. G. Swinney 2009-4-15 10336 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC5889  Eschscholzia elegans Townsend Stith Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island. Comment
  RSA445472  Eschscholzia ramosa F. R. Fosberg 1931-5-6 S- 4801 Los Angeles Cape Canyon. Santa Catalina Island. 250 Comment
  RSA526640  Eschscholzia ramosa Tim S. Ross, L. Arnseth 1990-4-7 4222 Los Angeles San Clemente Island, lower half of China Canyon, south end of island, west side Comment
  UC1870223  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash 366 Comment
  UCR153553  Eucrypta chrysanthemifolia A. C. Sanders 2005-5-11 30183 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCSB45209  Eucrypta chrysanthemifolia Batson, J. 1979-2-24 Los Angeles Near Highway 23 2 miles north of its junction with Highway 1 near Malibu 152 Comment
  RSA656329  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 681 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. 579 Comment
  SFV15333  Eucrypta chrysanthemifolia var. chrysanthemifolia J. C. Dittes 1990-3-10 39 Los Angeles San Gabriel Mountains Big Tujunga Canyon, 200 yards upstream of Big Tujunga flood control reservoir. 732 Comment
  UC1124387  Eucrypta chrysanthemifolia var. chrysanthemifolia A. D. Gifford 1935-3-15 463 Los Angeles 2.25 mi wsw Red Mountain; Angeles National Forest, Tejon Quad. 548 Comment
  UCR259906  Eulobus californicus R. G. Swinney 2010-3-16 11947 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR114732  Euphorbia A. C. Sanders 1988-2-18 7685 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR96196  Euphorbia albomarginata B. G. Pitzer 1996-4-21 2714 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  UCR205731  Euphorbia maculata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37015 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  SBBG36822  Euphorbia peplus S. A. Junak 1998-3-22 SCa 503 Los Angeles W side of Avalon Cyn Rd, just N of entrance to Wrigley Botanical Garden 106 Comment
  SD181561  Euphorbia peplus Louis C. Wheeler 1943-3-13 5729 Los Angeles Comment
  RSA716812  Euphorbia serpillifolia A. C. Sanders 2003-8-7 27167 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  UCD142793  Euphorbia serpillifolia Louis C. Wheeler 1967-6-16 9858 Los Angeles San Gabriel Mountains. Millard Canyon. North side of Sunset Ridge under power line. 579 Comment
  RSA127795  Euthamia occidentalis Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  RSA701204  Feijoa sellowiana Kenneth Kingrey 1938-4-14 s.n. Los Angeles Busch Gardens. Comment
  SBBG32011  Festuca bromoides R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -173 Los Angeles lower Bullrush Cyn Comment
  RSA0108919  Festuca myuros R. G. Swinney 2011-3-26 14226 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 Cyn. 476 Comment
  UCR186761  Festuca myuros T. B. Salvato, Sandra Murcia 2007-3-28 2010 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  IRVC26451  Festuca myuros A. C. Sanders, Mark Elvin, et al. 2003-3-4 25696 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA0088633  Ficus microcarpa R. E. Riefner Jr. 2014-7-27 14 -260 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. 6 Comment
  LA51382  Filago californica Henry J. Thompson; 1959-5-24 2018 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA574340  Filago californica R. G. Swinney 1994-5-7 2830 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UCR216894  Filago californica R. G. Swinney 2009-2-20 10031 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA233411  Filago californica R. F. Thorne 1966-4-17 36108 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA533447  Filago californica Timothy S. Ross 1991-4-21 4537 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  PASA16  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  RSA636100  Forestiera pubescens Louis C. Wheeler 1953-9-12 7050 Los Angeles San Gabriel Mountains: Vincent Gap. Comment
  RSA499369  Fragaria californica Freda Detmers 1931-4-18 s.n. Los Angeles Griffith Peak Comment
  UCR256474  Frangula californica R. G. Swinney 2010-9-9 13769 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC223744  Frankenia salina Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Santa Monica Comment
  UCSB13359  Frankenia salina Breedlove, Dennis 1961-9-24 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  RSA464911  Fraxinus dipetala Elbert Benjamine 1929-4-15 165 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  RSA615524  Fraxinus dipetala Louis C. Wheeler 1967-5-18 9620 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA776714  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  UC18991  Fremontodendron californicum J. Burtt Davy May 9-24 1896 2605 Los Angeles Leonis Valley, near Eells Ranch Comment
  UC1871090  Fremontodendron californicum subsp. californicum T. S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 600 meters, 346 deg. NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 section 9; ca 3060 feet el ... 933 Comment
  UCSB11538  Fritillaria biflora Haines, Bruce 1962-3-11 Los Angeles 5 miles North of the Pacific Ocean on California highway 27, Topanga 274 Comment
  JEPS104674  Fritillaria pinetorum John L. Morrison 1937-6-17 2531 Los Angeles San Gabriel Mountains; between spring and Windy Camp on trail down to Crystal Lake Comment
  RSA756318  Galinsoga parviflora A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37188 Los Angeles Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  RSA0062862  Galium andrewsii subsp. intermedium LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6775 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CHSC3677  Galium angustifolium Mary MacArthur 1966-5-26 32 Los Angeles Sivrtzers camp - San Gabriel Mts. 914 Comment
  LA208319  Galium angustifolium Carl Epling; 1926-4-10 Los Angeles Simi Hills, Santa Susana Pass Comment
  RSA0094360  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-5-31 14902 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA505063  Galium angustifolium subsp. angustifolium Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest. San Gabriel Mts; eastern flank of Mt. Gleason near microwave tower. Comment
  UC416623  Galium angustifolium subsp. angustifolium F. M. Reed 1909-7-2 2823 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  UCR160090  Galium angustifolium subsp. angustifolium L. C. Wheeler 1968-7-3 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, north side of Bichota Canyon, east of heliport 1402 Comment
  POM96972  Galium angustifolium subsp. angustifolium Philip A. Munz 1925-5-23 9433 Los Angeles San Gabriel Canyon. 488 Comment
  RSA522333  Galium angustifolium subsp. angustifolium Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4030 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA585676  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3338 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
  SD131982  Galium angustifolium subsp. angustifolium Barbara Ertter, L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7482 Los Angeles Pine Canyon Rd along San Andreas fault on north side of San Gabriel Mts (Co Rd N2), road cut N side of road Comment
  UC28163  Galium angustifolium subsp. angustifolium J. H. Barber 1897-6-3 164 &165 Los Angeles Santa Monica Experiment Station Comment
  RSA250342  Galium angustifolium subsp. nudicaule Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42245 Los Angeles San Gabriel Mountains, Angeles National Forest; just below peak of Mount Islip. 2500 Comment
  CATA1960  Galium aparine F. R. Fosberg 1931-3-20 4311 Los Angeles Santa Catalina Island: Hamilton Canyon 20 Comment
  RSA658361  Galium aparine Naomi Zohman 1985-4-28 7 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  RSA725210  Galium aparine Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -60 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA527773  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4338 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC217463  Galium catalinense Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  POM11689  Galium catalinense subsp. catalinense F. M. Reed 1909-7-2 2801 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  JEPS38126  Galium hallii Lauramay T. Dempster and Clare Hardham 1965-6-20 4157 Los Angeles 3.5 mi nw Big Pines (on road to Valyermo, n side of mts.); San Gabriel Mts. Comment
  RSA555199  Galium hallii Robert F. Thorne, M. Z. Thorne 1969-7-10 38418 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
  RSA600083  Galium hallii Steve D. Boyd, Lauren Raz 1997-5-20 9796 B 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
  CAS-BOT-BC223136  Galium johnstonii Wesley Griesel 1963-8-9 874 Los Angeles Hwy #2 near Mt. Pacifico turnoff, San Gabriel Mts. 1828 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
  JEPS9477  Galium parishii F. W. Peirson 1920-9-12 2280 Los Angeles Summit Baldy San Gabriel Mts. 3072 Comment
  CATA1379  Galium parisiense Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2501 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA639251  Galium porrigens var. porrigens Robert F. Thorne, M. Z. Thorne 1971-4-25 41338 Los Angeles Johnson's Pasture north of Claremont 610 Comment
  UCR71325  Galvezia speciosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4430 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  RSA715160  Gamochaeta pensylvanica A. C. Sanders 2003-5-22 26832 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
  RSA729575  Gamochaeta pensylvanica R. G. Swinney, D. W. Larson 1999-5-15 7164 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  POM358919  Gamochaeta pensylvanica Gary D. Wallace 1964-6-3 s.n. Los Angeles Home yard. Comment
  SD252278  Gamochaeta ustulata Steven A. Junak 1999-5-21 Sca 969 Los Angeles Santa Catalina Island: E side of KBRT Valley, NE of Antenna Farm. 445 Comment
  UC1871214  Gamochaeta ustulata T. Ross 1993-4-21 6847 Los Angeles Santa Catalina Island; major E-W ridge between "Carlos" and Cactus Pk; 2750 ft WNW of Cactus Pk summit 435 Comment
  RSA573729  Garrya flavescens Tim S. Ross, Steve D. Boyd 1992-7-5 6634 Los Angeles Red Mountain: mesic draw draining E from the saddle between the Red Mtn summit area and the 3704 foot knoll to the SE of it. 1024 Comment
  SEINET12137215  Garrya flavescens var. pallida D. P. Reagan 1974-1 18 Los Angeles Ridge Rd, just E of Sandberg along State Rd N-2 Comment
  CAS-BOT-BC159274  Garrya veatchii John H. Thomas 1957-3-7 6491 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada 914 Comment
  RSA641382  Garrya veatchii Orlando Mistretta 1995-6-23 1825 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  UCR223487  Garrya veatchii R. G. Swinney 2009-6-8 11063 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
  RSA413932  Gastridium phleoides L. C. Wheeler 1932-6-4 803 Los Angeles Live Oak Canyon 518 Comment
  UCR191530  Gayophytum R. G. Swinney 1998-7-8 6323 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR210129  Gayophytum R. G. Swinney 2008-7-24 9347 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA229068  Gayophytum decipiens Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38863 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, open N-facing slope above Angeles Crest Hwy. at headwater of S Fork, Big Rock Creek, c. 1.7 mi. S of Dawson Saddle. 2317 Comment
  RSA775956  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-17 5337 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  CATA1635  Genista linifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2918 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  RSA391329  Geranium molle E. S. Spalding 1925-6-23 s.n. Los Angeles U.S.C. Campus. Comment
  LA52321  Gilia angelensis A. M. Johnson; 1932-3-12 3852 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCSB43775  Gilia angelensis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, .63 miles from its junction with Avalon Canyon Road; Santa Catalina Island 182 Comment
  RSA470105  Gilia angelensis Thekla Mohr 1897-03 s.n. Los Angeles San Gabriel, So. Calif. 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
  CAS-BOT-BC482460  Gilia capitata R. G. Swinney 2010-3-22 12016 Los Angeles San Gabriel Mountains: Lopez Canyon Rd., 1.4 mi W of Kagel Canyon Road juncation, NE of Pacoima 502 Comment
  RSA0055773  Gilia capitata R. G. Swinney 2010-4-28 12391 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA593001  Gilia capitata subsp. abrotanifolia Steve Boyd 1996-4-25 8731 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 1.1 road miles N of jtn with 7N22. 1415 Comment
  RSA607026  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  UC1922362  Gilia capitata subsp. abrotanifolia Valerie Soza, Susan Caplow 2003-4-11 1627 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  UC494805  Gilia capitata subsp. abrotanifolia T. Craig 1927-6-8 406 Los Angeles Bear Canyon Trail to summit Mt. San Antonio (eastern Los Angeles Co.); Bear Canyon Trail to summit Mt. San Antonio Comment
  UC1123669  Gilia capitata subsp. staminea G. T. Nordstrom 1935-4-1 463 Los Angeles 1/2 mi n Tejon Pass; Tejon Quad., n of Tejon Pass Comment
  RSA778742  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-1 5233 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA709792  Gilia latiflora subsp. davyi LeRoy Gross 2005-4-28 2168 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
  CAS-BOT-BC226398  Gilia latiflora subsp. latiflora Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9494 Los Angeles Highway between Adelanto and Lancaster Comment
  RSA71842  Gilia latiflora subsp. latiflora F. W. Peirson 1917-5-13 1950 Los Angeles Near Little Rock, Mojave Desert. Comment
  UCR191158  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-28 7456 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
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May 3 2012
  UCR206452  Gilia leptantha subsp. transversa R. G. Swinney 2008-6-9 8969 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR194300  Gilia modocensis R. G. Swinney 1998-8-5 6665 Los Angeles San Gabriel Mtns., East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch 1098 Comment
  UCR206439  Gilia modocensis R. G. Swinney 2008-6-10 8988 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  RSA533909  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5210 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  UC1594349  Gilia nevinii Tim Ross and Amy Kendall 1992-4-15 6191 Los Angeles sw 'Ledge' (central upland portion of San Clemente Island, sw of 'Ledge' (1328' knoll w of Stone field station), 236 degrees sw, ca 170m distant from summit of 'Ledge'); central upland portion of San Clemente Island 393 Comment
  CHSC95910  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA0016269  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles Head of Antelope Valley. Comment
  RSA0016178  Gilia ochroleuca subsp. ochroleuca Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1120 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  UCR206128  Gilia splendens R. G. Swinney 2008-6-10 9003 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA762131  Gilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-5-15 3075 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  JEPS69712  Gilia splendens subsp. splendens Frank W. Peirson 1921-7-3 2485 Los Angeles trail ne Rock Creek divide; San Gabriel Mountains, ne of Rock Creek divide 2133 Comment
  RSA547830  Gnaphalium californicum Timothy S. Ross, Peter Fritsch 1990-6-20 3639 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
  UCR205629  Gnaphalium canescens subsp. microcephalum A. C. Sanders, T. B. Salvato 2009-5-18 36801 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM197904  Gnaphalium microcephalum Joseph A. Ewan 1932-2-3 7019 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  RSA133813  Gnaphalium microcephalum Peter H. Raven 1958-9-28 13738 Los Angeles Elysian Park. 213 Comment
  UCR271845  Gnaphalium palustre R. G. Swinney 2011-6-23 15284 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR92594  Gnaphalium palustre F. M. Reed 1925-6-12 5072 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, Big Tujunga Wash [in Big Tujunga Canyon] 579 Comment
  SD231279  Grayia spinosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 72 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  SD31172  Grindelia camporum Edith A. Purer 1931-3-12 987 Los Angeles Palos Verdes Hills. Comment
  RSA248890  Guillenia lasiophylla R. F. Thorne 1973-4-12 42943 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA588685  Gutierrezia microcephala Orlando Mistretta 1995-7-12 1897 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  UCR239983  Gutierrezia microcephala R. G. Swinney 2009-11-13 11606 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR205518  Haplopappus menziesii A. C. Sanders, T. B. Salvato 2009-5-19 36818 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA678465  Hazardia cana Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 166 Los Angeles San Clemente Island. 3rd canyon south of Bryce. Comment
  SBBG13810  Hazardia squarrosa var. grindelioides M. A. Piehl 1962-10-3 62507 Los Angeles N side of Ironwood Gully Comment
  SBBG131686  Hedypnois cretica S. A. Junak 1999-4-24 SCa 858 Los Angeles main rd, just S of [airport] rd 445 Comment
  UCR204565  Helenium bigelovii R. G. Swinney 2005-8-5 8382 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  POM304737  Helenium bigelovii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 143 Los Angeles Soldier Creek, San Gabriel Mts. Drainage area. Comment
  UC729473  Helenium puberulum Carl B. Wolf 1932-9-16 Los Angeles 100-150 ft w State Highway (Bryant Ranch, at extreme se corner of Pacific Western Oil Co. Lease) 1 Comment
  RSA0096949  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5348 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  RSA563527  Helianthemum scoparium T. S. Ross, Walter Appleby 1993-5-13 7127 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UC1746078  Helianthus annuus Annetta M. Carter 1946-4-23 1758 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 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
  RSA486472  Helianthus annuus subsp. lenticularis Richard Noyes 1988-7-30 596 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  RSA662177  Helianthus annuus subsp. lenticularis H. Christopher Gubler 1981-5-12 14 Los Angeles Interstate 10 W 1 mile from junction ca. Hwy 57. Alongside freeway chaparral. Comment
  LA32030  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  RSA660398  Helianthus gracilentus Orlando Mistretta 1992-6-17 587 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA306181  Helianthus gracilentus Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
  UCR55334  Heliotropium curassavicum S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  UCR130827  Heliotropium curassavicum var. oculatum David Charlton 1989-4-21 2893 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  LA82230  Heliotropium curassavicum var. oculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14334 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  UCR118633  Hemizonia minthornii O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  UC217977  Herniaria hirsuta subsp. cinerea P. A. Munz and I. M. Johnston 1921-3-28 4406 Los Angeles Pomona College Campus Comment
  SEINET12265285  Hesperoyucca whipplei B. C. Templeton 1930-1 1475 Los Angeles near Mulholland Dr, Santa Monica Mts 600 Comment
  SEINET12342974  Hesperoyucca whipplei I. W. Clokey, Templeton, B. 1929-1 4448 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  CAS-BOT-BC143679  Heteromeles arbutifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8121 Los Angeles Ruby Canyon: 3.1 road miles WNW of Ruby/Clearwater Saddle, along Ruby-Clearwater Truck Trail; NW side of Red Mountain 755 Comment
  RSA0104907  Heteromeles arbutifolia R. G. Swinney 2011-10-18 15841 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  RSA635051  Heteromeles arbutifolia Valerie L. Soza, Laura Moore 1999-6-30 576 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 823 Comment
  SD254700  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin along Marshall Trail. 366 Comment
  UCR124467  Heteromeles arbutifolia I. W. Clokey, B. C. Templeton 1929-1 4602 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA0072417  Heteromeles arbutifolia Tim S. Ross, Annette Ross 1991-3-7 4132 Los Angeles Elephant Hill: western Pomona. 238 Comment
  CAS-BOT-BC318860  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  OBI48588  Heterotheca grandiflora Joseph Andorfer Ewan June1933 10799 Los Angeles Verdugo Cyn Comment
  RSA0048605  Heterotheca grandiflora S. Karlin 1963-3-30 s.n. Los Angeles Mulholland Drive - Stunt Canyon. 548 Comment
  RSA0074069  Heterotheca grandiflora L. C. Wheeler 1970-10-10 s.n. Los Angeles San Gabriel Valley, El Monte: Rio Hondo at Valley Boulevard. Comment
  RSA0075832  Heterotheca grandiflora Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  SBBG132111  Heterotheca grandiflora S. A. Junak 1996-4-13 SCI 323 Los Angeles S of Bryce Cyn 45 Comment
  UCSB6604  Heterotheca grandiflora Kamb, Peter 1948-1-10 Los Angeles Millard Canyon, San Gabriel Mts. 762 Comment
  HSC5317  Heterotheca sessiliflora subsp. echioides W. H. Kinch 1954-9-30 19 Los Angeles N of Claremont on the road to Mt. San Antonio 610 Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  SFV12576  Heterotheca sessiliflora subsp. fastigiata M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 865 Los Angeles San Fernando Valley Big Tujunga Wash. Just behind Hansen Dam. 317 Comment
  RSA0066185  Heuchera elegans Robert Gustafson 1983-7-18 2779 Los Angeles San Gabriel Mts., Angeles Cres Hwy., above Cortelyou Springs. 2133 Comment
  POM6251  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles Evey Canyon 915 Comment
  CAS-BOT-BC319773  Hieracium argutum Dr. A. Davidson 1892-8-1 s.n. Los Angeles Wilson's Peak near Los Angeles Comment
  CATA1281  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2368 Los Angeles Santa Catalina Island: Lower Middle Canyon, just above Ben Weston Beach Road 73 Comment
  UC160451  Hirschfeldia incana A. Davidson, M. D. Nov 1911 2787 Los Angeles Los Angeles Comment
  RSA613022  Hirschfeldia incana L. C. Wheeler 1974-4-27 s.n. Los Angeles Fish Canyon at the Gauging Station. 274 Comment
  RSA0115961  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-21 13869 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA611529  Holodiscus microphyllus Louis C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, just above Angeles Crest Highway. Comment
  RSA777871  Hordeum brachyantherum R. G. Swinney 2009-6-8 11112 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1586241  Hordeum depressum Tim Ross 1991-8-16 5826 Los Angeles Horse Flats Chilao Flat Quad., San Gabriel Mountains, Horse Flats 1719 Comment
  POM591975  Hordeum intercedens Mark Hoefs, Doug Propst 1974-5-10 459 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  UCR214622  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-3-12 37363 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA593890  Hordeum murinum subsp. glaucum Steve Boyd 1996-4-25 8671 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA669298  Hordeum murinum subsp. glaucum LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 532 -a Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  UCR219935  Hordeum vulgare R. G. Swinney 2009-4-16 10378 B Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  LA211069  Hordeum vulgare Arthur C. Gibson; 2010-3-1 s.n. Los Angeles SANTA MONICA MOUNTAINS, Kittridge Rd., Woodland Hills, on the the margin of Santa Monica Mountains. Comment
  SEINET3156790  Horkelia puberula G. B. Grant, W. Wheeler 1904-5-7 599 /6258 Los Angeles Glendora Comment
  SD11897  Hosackia oblongifolia Victor Duran 1933-7-22 3528 Los Angeles San Gabriel Mountains, Buckhorn, marshy places & along streams 1981 Comment
  JEPS22767  Hulsea vestita subsp. gabrielensis Rimo Bacigalupi with Reino Alava 1958-7-20 6426 Los Angeles cliffside along Angeles Crest Highway (State Highway 2, along nw shoulder of Mt. Islip); San Gabriel Mts., Angeles National Forest, watershed of S Fo 2164 Comment
  RSA642509  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry. 16m east of Valley Blvd. and 107 north of Grand Ave. 229m west of the existing San Jose Creek flood control channel. 55 Comment
  RSA608456  Hydrocotyle sibthorpioides L. C. Wheeler 1946-9-2 6346 Los Angeles Los Angeles: University of Southern California Campus in front of Doheny Library, 36th St. and University Ave. Comment
  RSA503166  Hymenoclea salsola Gary D. Wallace 1966-4-24 494 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  UCR252563  Hypochaeris glabra R. G. Swinney 2010-6-21 13262 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  JEPS36539  Hypochaeris glabra F. W. Peirson 1920-5-14 1469 Los Angeles Arroyo Seco; San Gabriel Mts. 441 Comment
  SEINET3876145  Iris longipetala Bonnie C. Templeton 1947-7-1 4399 Los Angeles Fraser Mt., mount Pinas region.; 0 Comment
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Feb 17 2015
  UC625154  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-29 S 4707 Los Angeles mouth Cottonwood Canyon; Santa Catalina Island 3 Comment
  POM361283  Isocoma menziesii var. vernonioides B. C. Templeton 1934-10-13 4808 Los Angeles Los Angeles River Comment
  UCR249996  Jaumea carnosa Jeremiah George 2014-7-26 260714- 02 Los Angeles Marina del Rey, just off Vista del Mar adjacent to intersection with Trolley Place 9 Comment
  CAS-BOT-BC101908  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  SBBG98570  Juglans californica T. and A. Ross 1991-6-3 5531 Los Angeles Elephant Hill, W Pomona near SW summit of hill 329 Comment
  SEINET1869731  Juglans californica A. C. Sanders, Mark Elvin 2003-1 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch , Santa Clara River bottom east of Del Valle. 282 Comment
  RSA0011160  Juglans californica var. californica Scott D. White, Justin M. Wood 2008-5-6 11937 Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA653418  Juglans regia Brad Henderson 2000-7-21 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon, above Glendora. Comment
  UCR209524  Juncus R. G. Swinney 2008-7-2 9117 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  UCR259647  Juncus R. G. Swinney 2010-9-7 13718 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  SBBG13305  Juncus bufonius M. A. Piehl 1962-6-10 62410 Los Angeles Thirst 304 Comment
  UCR210283  Juncus bufonius R. G. Swinney 2008-10-16 9602 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR86838  Juncus bufonius Scott D. White 1995-4-27 2944 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
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Jun 28 2017
  RSA600304  Juncus bufonius var. bufonius L. C. Wheeler 1961-6-9 7846 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA729335  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  RSA368079A  Juncus macrophyllus Anstruther Davidson 1923-09 s.n. Los Angeles Los Angeles River, Griffith Park. Comment
  RSA0127379  Juncus oxymeris Louis C. Wheeler 1967-7-20 10138 Los Angeles Aliso Canyon. 1067 Comment
  RSA577899  Juncus oxymeris L. C. Wheeler 1933-7-11 1928 Los Angeles Puddinstone Dam, San Jose Hills. 274 Comment
  POM1609  Juncus phaeocephalus Fred Cox 1916-4-26 s.n. Los Angeles Pomona. Comment
  RSA517162  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-9 3260 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  SEINET13203206 Image available Juncus rugulosus R. G. Swinney 2011-1 15881 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UCR204745  Juncus rugulosus R. G. Swinney 2005-8-9 8420 A Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR205713  Juncus textilis A. C. Sanders, T. B. Salvato 2009-5-21 36889 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  SD69447  Juncus xiphioides Robert F. Thorne, P. Everett 1965-6-23 34955 Los Angeles Santa Catalina Island, lower portion of Middle Ranch Canyon, in shallow running water of stream bed. 91 Comment
  CAS-BOT-BC81005  Juniperus californica Vernon O. Bailey 1907-10-30 s.n. Los Angeles San Fernando Comment
  RSA167830  Keckiella cordifolia Robert F. Thorne, Percy C. Everett 1964-2-7 33485 Los Angeles Santa Catalina Island. Along creek in Middle Canyon below dam. 152 Comment
  RSA3242  Keckiella cordifolia Carl B. Wolf 1931-6-25 2240 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  RSA401781A  Keckiella cordifolia Howard Mullins 1931-5-9 s.n. Los Angeles Santa Susana. Comment
  SD252360  Keckiella cordifolia Steven A. Junak 2000-5-19 Sca 1321 Los Angeles Santa Catalina Island: N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W os powerline route. 228 Comment
  UC55374  Keckiella cordifolia J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon Comment
  UCR260627  Keckiella cordifolia R. G. Swinney 2010-8-9 13452 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
  RSA733562  Keckiella ternata subsp. ternata R. G. Swinney 1998-8-13 6746 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  RSA802430  Keckiella ternata subsp. ternata Orlando Mistretta, Cher Batchelor 2011-7-27 5993 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  SFV16966  Keckiella ternata var. ternata J. N. Hogue 1997-7-20 94 .1 Los Angeles San Gabriel Mountains Monte Cristo Creek. 1 km east of Monte Cristo Campground. 1159 Comment
  UCR48935  Kickxia elatine A. C. Sanders 1987-7-22 7163 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SEINET7062870  Krascheninnikovia lanata A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. (WGS84/NAD83). UTM Zone 11, 412010mE, 3820421mN. 897 Comment
  UCD99055  Krascheninnikovia lanata Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 37 Los Angeles City of Llano, Mojave Desert, 50 m. S.W. of Three Sisters, 1 mile from Ave. U and Blk Butte Basin Rd. intersection, on Ave. U. 243 Comment
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Jun 8 2015
  UCR199993  Lactuca serriola Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1347 Los Angeles Transverse Ranges; Verdugo Mountains, La Tuna Canyon, along La Tuna Canyon Road 427 Comment
  CAS-BOT-BC340756  Laennecia coulteri Timothy S. Ross; Steve Boyd 1994-9-21 8341 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  CDA2221  Lamarckia aurea Margaret Bellue, G. C. Fleischman 1945-5-8 Los Angeles Northridge. 0 Comment
  UCSB12224  Lamarckia aurea Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  UCSB399  Lamarckia aurea Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE plot 303, block 18C Comment
  UCR190003  Larrea tridentata R. G. Swinney 1998-6-12 6968 Los Angeles San Gabriel Mtns./Mojave Desert, 3 miles west of Pinon Hills, 1.4 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 1.4 mi. NNE of mouth of Mescal Canyon at reservoir 1305 Comment
  POM307848  Lasthenia coronaria Henry J. Ramsey, Henry J. Ramsey 1938-3-27 2726 Los Angeles San Gabriel Mountains, Eaton Canyon, [above] Altadena. Comment
  UC53906  Lasthenia gracilis Ernest Braunton 1902-4-1 253 Los Angeles n Pomona Comment
  UCR90272  Lasthenia gracilis Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  POM361592  Lasthenia gracilis Tom Burch 1940-03 s.n. Los Angeles Castaic. 610 Comment
  UC1118962  Lasthenia gracilis A. D. Gifford 1935-3-6 446 Los Angeles 2.5 mi sw of Red Mtn; Tejon Quadrangle Comment
  RSA651400  Lathyrus vestitus subsp. laetiflorus J. Lambert, M. Johnson 1955-5-14 16 Los Angeles San Gabriel Canyon. 1066 Comment
  OBI5949  Lathyrus vestitus var. alefeldii Carl B. Wolf 1932-5-9 3475 Los Angeles Santa Catalina Island. Pebbly Beach Cyn. About 1/2 way to Mexican houses 61 Comment
  LA82182  Lathyrus vestitus var. vestitus O. H. Kappler; 1944-5-6 617 Los Angeles Comment
  UC69530  Lathyrus vestitus var. vestitus J. Burtt Davy May 9 1896-May 24 1896 2463 Los Angeles Manzana, near Cramm's place Antelope Valley Comment
  RSA405689  Lathyrus vestitus var. vestitus I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson trail 610 Comment
  RSA597496  Lathyrus vestitus var. vestitus L. C. Wheeler 1961-6-12 7861 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1052 Comment
  CAS-BOT-BC321534  Layia glandulosa Timothy S. Ross; Steve Boyd 1994-5-4 7666 Los Angeles NE summit of Grass Mountain: N slopes draining toward Elizabeth Lake; S slopes toward Green Valley. 1389 Comment
  RSA0093136  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UC30631  Layia glandulosa J. Burtt Davy 1896-5-9 2162 Los Angeles Antelope Valley, Mojave Comment
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Apr 24 2007
  CAS-BOT-BC380219  Layia platyglossa Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Cnyon 198 Comment
  SD28058  Layia platyglossa subsp. campestris Carl B. Wolf 1932-5-11 3551 Los Angeles Santa Catalina Island; west side of Isthmus Harbor. 29 Comment
  RSA127836  Layia platyglossa subsp. platyglossa Peter H. Raven 1959-4-4 13972 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  UCR187010  Lepidium dictyotum A. C. Sanders 2006-4-21 32156 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA604150  Lepidium didymum L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  UC1536951  Lepidium flavum Gordon H. True Jr. 1935-3-5 50 Los Angeles side of Big Rock Creek Wash Lovejoy Butte 853 Comment
  POM50207  Lepidium fremontii A. D. E. Elmer 1902-06 3632 Los Angeles Lancaster. Comment
  PASA2039  Lepidium fremontii Stason 1930-3-18 Los Angeles East of Adelanto Comment
  UCR177277  Lepidium latifolium Scott D. White, Michael Honer 2003-5-7 9199 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  UCR199945  Lepidium latifolium Scott D. White, Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  CAS-BOT-BC12471  Lepidium nitidum Marcus E. Jones 1882-2-27 3036 Los Angeles Pasadena. Comment
  RSA67350  Lepidium nitidum F. W. Peirson 1921-2-26 2814 Los Angeles Topango Canyon, Santa Monica Mts. 305 Comment
  UCR126800  Lepidium oblongum var. insulare L. C. Wheeler 1976-3-20 s.n. Los Angeles Coastal Plain, Long Beach Harbor, Windham St. at Embarcadero St. 3 Comment
  UC212643  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  RSA755584  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-16 9597 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA429656  Lepidium virginicum var. pubescens Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  POM187702  Lepidospartum squamatum Joseph A. Ewan 1931-10-24 s.n. Los Angeles 1 mile above Malibu Lake on Seminole Hot Springs Rd. Comment
  RSA657164  Lepidospartum squamatum Joseph M. Keefe 1978-5-11 22904 A Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  UCR205641  Lepidospartum squamatum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37000 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC273936  Leptochloa fusca subsp. fascicularis Peter H. Raven; Henry J. Thompson 1959-10-4 14553 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Coast Highway just north of mouth of Santa Monica Canyon 15 Comment
  CHSC109702  Leptochloa fusca subsp. uninervia Julie A. Greene 1997-9-12 Los Angeles Long Beach Area: Intersection of Pacific Coast Highway/Studebaker Road, near Long Beach Marina. 5 Comment
  RSA523351  Leptosiphon androsaceus G. H. True 1935-5-16 299 Los Angeles Bouquet Canyon.West slope, in shade. 549 Comment
  RSA67082  Leptosiphon breviculus Verne Grant, Alva Grant 1951-6-11 16035 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  UCR223456  Leptosiphon breviculus R. G. Swinney 2009-6-8 11099 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
  RSA587201  Leptosiphon breviculus Orlando Mistretta, Mark Elvin 1995-5-10 1688 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit Bare Mt. Section. 1767 Comment
  RSA634230  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-10 38399 Los Angeles Along Mescal Creek. 2043 Comment
  POM364639  Leptosiphon liniflorus Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Near Pasadena. Comment
  SDSU3798  Leptosyne gigantea Gerald Collier 1951-4-7 M 552 Los Angeles On Point Dume Beach, 2 miles west of U.S. Hwy 101. Comment
  SEINET8483164 Image available Leptosyne gigantea J. Henrickson 1969-4-10 4210 Los Angeles 8 mi W of Malibu along Sandstone Cliff E of Pacific Coast Hwy at Zuma Beach. 3 Comment
  CAS-BOT-BC339287  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1933-9-26 2130 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA594351  Lessingia glandulifera var. glandulifera Steve Boyd, Lauren Raz 1996-10-14 9058 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  UC1531118  Lessingia glandulifera var. glandulifera Robert F. Thorne and Dick Tilforth 1978-6-21 52327 Los Angeles n Bob's Gap; San Gabriel Mountains Comment
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Jan 8 2017
  CAS-BOT-BC283742  Leymus condensatus Geo. B. Grant 1901-6-6 s.n. Los Angeles Pasadena Comment
  OBI35692  Leymus condensatus Rebecca Cicoria 1982-5-8 64 Los Angeles Palos Verdes Peninsula: Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  SEINET10595835  Leymus condensatus LeRoy R. Abrams 1902-7-2 Abrams 2638 Los Angeles Little Santa Anita canyon, Sierra Madre. Comment
  SEINET10595880  Leymus triticoides Frank W. Gould 1944-5-7 Gould 2334 Los Angeles On open roadside and along railroad; near junction of Imperial Highway and Firestone Blvd. (near Compton). Chromosome number 2n=42. Comment
  RSA656262  Lilium Steve Archer 1977-5-20 22 Los Angeles Verdugo Mountains: Dead-end street near (last canyon) where the 210 Freeway and La Tuna Canyon meet, La Crescenta 273 Comment
  RSA729356  Lilium humboldtii Richard G. Swinney 1999-6-25 7397 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  SBBG122660  Lilium humboldtii subsp. ocellatum R. E. Riefner 2006-6-12 06 -236 Los Angeles N of side of 210 Freeway, W ca. 0.6 mi from La Tuna Cyn Rd exit 488 Comment
  RSA640144  Lilium parryi Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  HSC16908  Limonium perezii G. E. Anderson 1966-4-6 57 Los Angeles Hwy. 1, N of Hwy. 27 Jct. Comment
  UCR210421  Limonium perezii R. G. Swinney 2008-12-6 9974 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  JEPS86573  Linanthus breviculus Roy E. Buck 1988-4-9 889 Los Angeles 3.1 rd mi s CA Hwy. 138 (e of Largo Vista Rd, 0.3 air km e of 4200 ft elev on wash draining Grandview Canyon, 14 air km ese of Pearblossom, s side of Antelope Valley); Antelope Valley, Grandview Canyon 1280 Comment
  UCR141305  Linanthus breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mtns./Mojave Desert, Bob's Gap in Holcomb Ridge 1220 Comment
  RSA545771  Linanthus californicus L. Arnseth 1992-5-16 32 Los Angeles San Gabriel Mountains, San Antonio Canyon: Mt. Baldy Road, approx. 2 miles N of San Antonio Dam. 854 Comment
  LA211116  Linanthus californicus Arthur C. Gibson; Barry A. Prigge 2009-5-17 5264 Los Angeles Hollywood Hills, Central Griffith Park. Comment
  RSA468430  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-6-11 s.n. Los Angeles Mountain situations, San Gabriel Mountains Comment
  RSA652610  Linanthus californicus subsp. glandulosus T. Strid 1972-6-11 s.n. Los Angeles Arroyo Seco, Pasadena. 396 Comment
  LA52343  Linanthus dianthiflorus Carl Epling; 1933-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  UCSB36486  Linanthus dianthiflorus Gordon, Patricia 1980-2-17 Los Angeles 1 mi. w. of junc. of Agoura Rd. & Hwy. 101, on Agoura Rd. 304 Comment
  SBBG64568  Linanthus dichotomus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR246419  Linanthus liniflorus subsp. pharnaceoides Dan S. Cooper 2011-7-20 711- 97 Los Angeles W Transverse Range/Tehachapi Mtns. Junction, Gorman Ranch, 2.4 km NW of Quail Lake 1137 Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UC880288  Linanthus parviflorus I. W. Clokey 1929-5-31 4556 Los Angeles Mandeville Canyon San Bernardino Mts. 152 Comment
  RSA535288  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5343 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM. 186 Comment
  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
  RSA590473  Lithophragma heterophyllum T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA247362  Lithophragma heterophyllum G. D. Wallace 1966-3-25 213 Los Angeles Millard Canyon, N of Altadena. 457 Comment
  RSA152085  Lithophragma tenellum Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines 1829 Comment
  UC484281  Lobelia dunnii var. serrata Ernest Braunton Sept. 1928 1021 Los Angeles San Gabriel Canyon 609 Comment
  POM307839  Lobularia maritima Henry J. Ramsey, Henry J. Ramsey 1938-1-9 2762 Los Angeles Eaton Canyon Park, Altadena Comment
  SBBG131956  Logfia arizonica S. A. Junak 2000-4-15 SCa 1220 Los Angeles E of Lone Tree 432 Comment
  SBBG113083  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 632 Los Angeles S of rd to East Pk, on ridge WSW of Pk 1245; ca. 0.95 air mi NW of East Pk 329 Comment
  SEINET3371875  Logfia gallica G. Rink 2011-6-1 10577 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  CAS-BOT-BC269095  Lolium perenne LeRoy Abrams 1902-6-12 2525 Los Angeles Ballona Creek near Mesmer Comment
  CAS-BOT-BC269096  Lolium perenne Geo. B. Grant 1904-7-8 6318 Los Angeles Cienega Comment
  RSA226216  Lolium perenne Gary D. Cromwell 1971-5-14 683 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  RSA0106836  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, . 500 Comment
  UC1584043  Lonicera interrupta Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4025 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy., w drainage that meets Tie Canyon); San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1524 Comment
  UC1595457  Lonicera interrupta Tim Ross 1992-7-10 6639 Los Angeles 310 m e where Coldwater Canyon meets Big Tujunga Creek (just s of creek, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 963 Comment
  CSUSB997  Lonicera japonica Anna Mayers 1978-5-14 Los Angeles Hollywood Hills, Griffith Park, off Bronson in the city of Los Angeles Comment
  JEPS12862  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  RSA529085  Lotus corniculatus Ted Nakase 1991-6-28 s.n. Los Angeles Glendora Comment
  RSA0056487  Lotus grandiflorus var. grandiflorus Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  RSA90294  Lotus grandiflorus var. grandiflorus Joseph A. Ewan 1931-3-21 4066 Los Angeles 1/2 mile below summit Saddle Peak, Santa Monica Mountains 610 Comment
  RSA90375  Lotus grandiflorus var. grandiflorus F. W. Peirson 1919-7-3 4067 Los Angeles Lukens Peak 1220 Comment
  JEPS55498  Lotus hamatus A. M. Ottley 1920-5-3 587 Los Angeles Tujunga Wash San Gabriel Mts. Comment
  RSA746958  Lotus heermannii R. G. Swinney 2008-4-30 8712 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR275541  Lotus heermannii D. E. Bramlet 2011-8-26 4941 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  RSA406170  Lotus heermannii Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles Comment
  RSA640930  Lotus heermannii var. heermannii L. C. Wheeler 1967-8-9 10412 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA729872  Lotus procumbens var. procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  CLARK-A1528-2804  Lotus purshianus Art Whistler 1966-6-20 Los Angeles Malibu Comment
  RSA0114806  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UC1870218  Lotus salsuginosus var. salsuginosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 710 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  RSA545318  Lotus salsuginosus var. salsuginosus T. S. Ross 1992-5-17 6341 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  UCR126340  Lotus scoparius subsp. brevialatus A. C. Sanders 2003-3-14 25752 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA0057925  Lotus scoparius var. brevialatus Richard G. Swinney 2010-2-27 11773 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  RSA653281  Lotus scoparius var. brevialatus Kelly Middleton, David Middleton 1988-5-23 24 Los Angeles Glendora Ridge Road, 8.4 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1066 Comment
  UCR192010  Lotus scoparius var. scoparius A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  RSA0101283  Lotus strigosus R. G. Swinney 2011-6-22 15260 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
  RSA616153  Lotus strigosus Valerie L. Soza 1998-5-3 93 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA752798  Lotus strigosus Robert F. Thorne 1980-4-25 54132 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCR223742  Lotus strigosus R. G. Swinney 2009-6-24 11238 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  SEINET3131530  Lotus strigosus var. hirtellus G. B. Grant 1906-1 718 Los Angeles Mt. Wilson, San Gabriel Mts. 1829 Comment
  RSA406261  Lotus unifoliolatus Robert Gustafson 1980-7-9 1794 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  RSA406358  Lotus wrangelianus Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  UC865544  Lupinus I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4746 Los Angeles Boquet Canyon Comment
  SEINET10488420  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plant 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa# 6450 x self plant 1 Comment
  CAS-BOT-BC201418  Lupinus albifrons var. albifrons Peter H. Raven 1962-5-20 17767 Los Angeles Santa Catalina Island 60 Comment
  RSA0036446  Lupinus albifrons var. austromontanus Daisie Huang 2009-4-17 09041703 Los Angeles Gorman Post Road, near Gorman billboard. 1290 Comment
  RSA17193  Lupinus benthamii var. benthamii Percy C. Everett 1935-6-10 2452 Los Angeles About 1/4 mileseast of Gorman, Liebre Mts. 1220 Comment
  CATA1578  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2847 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  LA82124  Lupinus bicolor O. H. Kappler; 1941-3-21 14 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  OBI70599  Lupinus bicolor Steve Boyd, Lauren Raz 1997-3-31 9446 Los Angeles Liebre Mtns Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn. T7N R17W NE 1/4 sec 22 1158 Comment
  RSA0085281  Lupinus bicolor R. G. Swinney 2010-4-30 12468 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA717033  Lupinus bicolor Gary Kovnat, LeRoy Gross 2003-2-16 29 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SEINET3131549  Lupinus bicolor G. B. Grant 735 Los Angeles Pasadena Comment
  UCR205850  Lupinus bicolor R. G. Swinney 2008-5-8 8820 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR219464  Lupinus bicolor R. G. Swinney 2009-3-25 10152 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR271191  Lupinus bicolor R. G. Swinney 2011-6-6 14996 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UC1401266  Lupinus bicolor David B. Dunn and Epling 1946-4-19 2138 Los Angeles small knoll on Hwy 138, 0.2 mi n of the junction of the Old Ridge Route 853 Comment
  RSA656103  Lupinus bicolor subsp. microphyllus James Henrickson 1985-3-30 19763 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SEINET10484894  Lupinus bicolor subsp. microphyllus Cromwell 1971-4-21 CROMWELL 537 Los Angeles Open grassy area on ne-facing slope, near grass-chaparral transition area. 1800 Ft alt. Locally abundant. Mystic canyon, angeles national forest, san gabriel mountains. 2 Miles ne of Glendora, calif. 549 Comment
  UCSC000393  Lupinus bicolor subsp. tridentatus Charisse Bickford 1979-4-13 s.n. Los Angeles 1.5 miles W. of Gorman - Tejon 671 Comment
  RSA155883  Lupinus bicolor subsp. umbellatus Peter H. Raven 1962-5-9 17661 Los Angeles Pyramid Cove, San Clemente Island. 168 Comment
  RSA652735  Lupinus bicolor var. microphyllus Harold Lint, D. B. Dunn 1948-3-10 s.n. Los Angeles Bonita & Irwindale, Irwindale, Comment
  SBBG59442  Lupinus concinnus S. A. Junak with K. Kirkland 1998-5-2 SCa 648 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  SD21298  Lupinus concinnus Norman E. Bilderback 1938-4-23 Los Angeles Catalina Island, Catalina Harbor. Comment
  RSA596917  Lupinus concinnus subsp. concinnus T. S. Ross, J. Mark Porter 1995-5-4 8464 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG4418  Lupinus excubitus C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Liebre Mtn, on Liebre/Sawmill rd, 1.3 mi from jct of Old Ridge Rd 1356 Comment
  CAS-BOT-BC216651  Lupinus excubitus subsp. hallii I. M. Johnston 1918-7-6 2078 Los Angeles Prairie Fork of San Gabriel River 1828 Comment
  RSA573741  Lupinus excubitus var. austromontanus T. S. Ross 1992-7-17 6725 Los Angeles ca 300 m W of the summit of Condor Peak, San Gabriel Mts. 1588 Comment
  RSA0011591  Lupinus excubitus var. excubitus Orlando Mistretta, Kristie Haydu 2011-7-20 5961 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  RSA91200  Lupinus excubitus var. hallii F. W. Peirson 1924-8-23 5052 Los Angeles Above forks of San Gabriel River, [San Gabriel Mountains] 412 Comment
  POM2532  Lupinus excubitus var. johnstonii I. M. Johnston 1917-6-20 1492 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  RSA609128  Lupinus formosus var. formosus L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA657453  Lupinus formosus var. formosus C. Schapiro 1979-5-27 20 Los Angeles Verdugo Mountains: On fire road at intersection of Linda Vista and Figueroa, North Glendale 762 Comment
  POM11099  Lupinus formosus var. robustus H. D. Collins 1921-4-23 62 Los Angeles Claremont. 366 Comment
  POM19045  Lupinus hyacinthinus P. A. Munz 1923-8-31 7673 Los Angeles Swartout Valley, San Gabriel Mts 2591 Comment
  UCR101279  Lupinus latifolius var. latifolius L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Devil's Canyon, Campground vicinity. 1220 Comment
  CAS-BOT-BC211705  Lupinus longifolius C. B. Wolf 1931-6-25 1113 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. Mandeville Canyon 60 Comment
  CAS-BOT-BC211706  Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles Wash along Beverly Blvd., west of Los Angeles Botanic Garden 121 Comment
  RSA0061217  Lupinus longifolius Daisie Huang 2008-4-6 08040602 Los Angeles Deer Creek Road, right off of PCH. Malibu. 17 Comment
  RSA678835  Lupinus longifolius Valerie L. Soza, LeRoy Gross 2001-4-24 1174 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam 823 Comment
  RSA91320  Lupinus longifolius F. W. Peirson 1923-2-10 543 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  UC527611  Lupinus longifolius C. B. Wolf 1931-6-25 2243 Los Angeles along Beverly Blvd. on grade leading down into Santa Monica Canyon; on grade leading down into Santa Monica Canyon 45 Comment
  UC1129605  Lupinus microcarpus var. densiflorus A. D. Gifford 1935-3-15 451 Los Angeles 6 mi ese Whitaker Peak; Tejon Quadrangle Comment
  UCR126683  Lupinus microcarpus var. densiflorus A. C. Sanders, Mark A. Elvin 2003-4-16 26036 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  SBBG67050  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  RSA0003464  Lupinus mollisifolius Theodore Payne 1918-5-20 3310 Los Angeles Sierra Madre. Comment
  POM29398  Lupinus odoratus var. odoratus C. Morse 1918-1 s.n. Los Angeles Mojave Desert (no data on label) Comment
  RSA0064297  Lupinus paynei Daisie Huang 2008-4-1 08040106 Los Angeles Old overpass of Hwy 118, Santa Susana Mountains. 117 Comment
  RSA672220  Lupinus sparsiflorus Joseph M. Keefe 2001-4-8 31203 Los Angeles San Rafael Mountains. North side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 262 Comment
  RSA654344  Lupinus succulentus Valerie L. Soza, LeRoy Gross 2000-5-25 967 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UC1587626  Lupinus succulentus Tim Ross 1991-4-21 4515 Los Angeles Puente Hills, pro parte Whittier Hills (Middle Turnbull Canyon drainage just sw of old water tank); (Puente Hills, pro parte), , Middle Turnbull C 219 Comment
  RSA414299  Lupinus succulentus M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove, San Clemente Island. Comment
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Jul 27 2016
  SEINET10489026  Lupinus succulentus Tilforth 1969-4-30 TILFORTH 187 Los Angeles Annual, growing thickly on e facing roadside bank. W side of colima ave just n Of hacienda blvd intersection n of whittier. Comment
  PASA1686  Lupinus truncatus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA675965  Lupinus truncatus LeRoy Gross 2003-3-9 812 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south., Where the east-west trending ridge runs north and south for a short distance. 357 Comment
  UC1178510  Lupinus truncatus Peter Kamb 1947-5-25 540 Los Angeles near Sunset Ridge guard station Millard Canyon (San Gabriel Mts.); , Millard Canyon 670 Comment
  OBI35607  Lycium brevipes Rebecca Cicoria 1981-5-18 28 Los Angeles Off Palos Verdes Dr S at Pt. Fermin, Rancho Palos Verdes Comment
  RSA0036428  Lycium cooperi LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6984 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
  UCR206448  Lycium cooperi R. G. Swinney 2008-6-9 8965 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CDA38012  Lycium ferocissimum J. L. Johnson 1979-3-6 s.n. Los Angeles 431 Culver, Playa Del Rey. 0 Comment
  LA33647  Lycopersicon esculentum Peter H. Raven; Henry J. Thompson 1959-10-14 14634 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, E end of lake. 220 Comment
  CAS-BOT-BC142276  Lyonothamnus floribundus subsp. floribundus L. R. Abrams; I. L. Wiggins 1931-7-4 320 Los Angeles White's Landing - Santa Catalina Island Comment
  RSA156035  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-22 17833 Los Angeles Santa Catalina Island, first canyon west of Lions Head Point. Comment
  SD90357  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Doug Propst 1973-2-14 42479 Los Angeles Canta Catalina Island: Ironwood Gully on slopes of hill E of Isthmus above Banning House 182 Comment
  UCD65154  Lyonothamnus floribundus subsp. floribundus G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7757 Los Angeles CATALINA ISLAND: slopes E of Black Jack; trees 10--15 m high. 400 Comment
  SBBG38725  Lyonothamnus floribundus var. floribundus R. Moran 1941-2-28 652 Los Angeles head of Johnson's Cyn 400 Comment
  OBI78305  Lysimachia arvensis Jay N. Holliday 1960-5-29 s.n. Los Angeles Canoga Park (6550 Shoup) 244 Comment
  POM134488  Lythrum californicum L. R. Abrams 1901-8-21 9798 Los Angeles Santa Monica Mountains. Comment
  RSA435273  Lythrum californicum Anstruther Davidson 1890-09 s.n. Los Angeles Glendale. Comment
  RSA0044601  Madia elegans T. B. Salvato 2007-4-27 2090 Los Angeles Tehachapi Mountains Foothills: Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek. 1067 Comment
  RSA737272  Madia elegans Scott D. White, Chris Huntley 2008-9-30 12542 Los Angeles San Gabriel Mountains: Mt Gleason 1982 Comment
  SD218974  Madia gracilis R. F. Thorne, P. C. Everett 1965-5-11 34676 Los Angeles Santa Catalina Island, above summit road from Avalon to airport. 60 Comment
  POM362173  Madia gracilis B. C. Templeton 1933-5-16 5150 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2165 Comment
  SBBG52886  Malacothamnus clementinus F. C. Boutin 1967-4-23 1654 Los Angeles Lemon Tank 304 Comment
  CAS-BOT-BC230925  Malacothamnus davidsonii F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  SBBG118137  Malacothamnus fasciculatus F. R. Fosberg 1931-5-5 4770 Los Angeles Middle Ranch Dam, Middle Ranch Cyn 200 Comment
  SD85195  Malacothamnus fasciculatus E. R. Blakely 1962-10-6 5479 Los Angeles Santa Catalina Island, Bullrush Canyon south of middle branch 228 Comment
  UCR125402  Malacothamnus fasciculatus A. C. Sanders, M. S. Enright 2002-8-8 25574 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
  UCR125772  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin 2002-6-20 25213 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR212781  Malacothamnus fasciculatus Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1767 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel [River] Watershed, Tanbark Flats, Forest Service area 838 Comment
  UCR3970  Malacothamnus fasciculatus Art Whistler 1965-5-1 s.n. Los Angeles San Fernando Valley, Chatsworth, at the W base of 'Stony Point,' which is at the N end of Topanga Canyon Blvd. 305 Comment
  UCR142500  Malacothamnus fasciculatus var. fasciculatus F. R. Fosberg 1931-7-16 S- 5427 Los Angeles Channel Islands, Gallagher's Canyon, Santa Catalina Island 100 Comment
  CAS-BOT-BC206310  Malacothamnus fremontii I. M. Johnston 1917-8-22 1673 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1889 Comment
  RSA434852  Malacothamnus fremontii Anstruther Davidson 1920-6-1 s.n. Los Angeles Mint Canyon. Comment
  RSA582765  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1993-5-23 7263 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA0116399  Malacothamnus marrubioides Steve Boyd, T. S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9129 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and northwest of the confluence of Castaic Creek and Fish Creek, ca 1000 ft southeast of transit station Hiway . 951 Comment
  UCR127638  Malacothamnus marrubioides Mark A. Elvin 2003-8-13 2988 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  SBBG72792  Malacothamnus orbiculatus R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  SBBG12523  Malacothrix californica E. R. Blakley 1958-5-9 2266 Los Angeles 2 mi E of Gorman 1097 Comment
  PASA320  Malacothrix coulteri Margaret Stason 1930-5-18 Los Angeles Lancaster Comment
  UC2052831  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles San Clement Island. Southeast Point. Comment
  SBBG132312  Malacothrix foliosa S. A. Junak, B. Collins 1991-4-26 SCI- 238 Los Angeles E side of island, near Dolphin Cove 48 Comment
  CAS-BOT-BC347911  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1917-7-7 6608 Los Angeles Laurel Canon [Canyon], Santa Monica Mts. Comment
  CHSC99449  Malacothrix saxatilis var. tenuifolia LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1043 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. Growing on cliff of canyon wall. UTM Zone 11: 3783985N 0383011E. 393 Comment
  LA200246  Malacothrix saxatilis var. tenuifolia Jonathan Sauer; H. N. Sauer, et. al. 1970-6-6 4806 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  SD74673  Malacothrix saxatilis var. tenuifolia Helen V. Witham 1969-9-25 477 Los Angeles Malibu Canyon Rd. 2.6 miles north of Malibu. 199 Comment
  UC124594  Malacothrix saxatilis var. tenuifolia H. M. Hall 1908-6-16 8279 Los Angeles Avalon Santa Catalina Island Comment
  UC831173  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about at head of right fork of Pebbly Ceach Canyon); Santa Catalina Island 304 Comment
  RSA670158  Malosma laurina Joseph M. Keefe 2001-3-19 31159 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SBBG44679  Malosma laurina W. A. Wright 1931-2-19 Los Angeles Bannings Cyn Comment
  RSA592432  Malva parviflora Louis C. Wheeler 1967-5-13 9497 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  CAS-BOT-BC8193  Malvastrum clementinum Philip Alexander Munz 1923-4-9 6684 Los Angeles San Clemente Island. Canyon running from Lemon Tank. Comment
  RSA596747  Malvella leprosa Louis C. Wheeler 1966-9-6 8865 Los Angeles San Gabriel Mountains. Little Rock Reservoir. Comment
  UCR269238  Manihot John Dolan 2001-8-30 s.n. Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden, 1500 North College Ave., Claremont, NW corner of garden along Indian Hill Blvd. 396 Comment
  RSA762448  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA659797  Marah macrocarpa var. macrocarpa Brian McColgan 1988-5-25 33 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. 762 Comment
  RSA440970  Marah macrocarpa var. major Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  SBBG31367  Marrubium vulgare R. F. Thorne with P. C. Everett 1965-5-10 34428 Los Angeles Cape Cyn 274 Comment
  SD185150  Matricaria discoidea S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  RSA518476  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  POM8022  Meconella denticulata F. L. Robinson 1920-4-28 s.n. Los Angeles San Dimas Canyon. Comment
  RSA670208  Medicago polymorpha Joseph M. Keefe 2001-3-16 31113 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR50858  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM348024  Medicago polymorpha Bonnie C. Templeton 1930-4-2 4408 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  UCR86820  Melaleuca armillaris Scott D. White 1995-4-27 2942 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CAS-BOT-BC281531  Melica imperfecta H. E. Hasse 1888-4-1 s.n. Los Angeles Hills near Los Angeles Comment
  LA98900  Melica imperfecta E. R. Hobbs; 1979-5-6 79 -64 Los Angeles Devil's Punchbowl County Park Comment
  RSA133750  Melica imperfecta P. H. Raven 1959-4-4 13960 Los Angeles Just east of Zuma Beach, Point Dume 30 Comment
  RSA294714  Melica imperfecta Lyman Benson 1945-6-5 11758 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA748840  Melica imperfecta Justin M. Wood 2009-4-13 495 Los Angeles Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UC1871329  Melica imperfecta T. S. Ross 1993-5-13 7119 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon Comment
  UCR142483  Melica imperfecta F. R. Fosberg 1931-3-31 S- 4430 Los Angeles Channel Islands, Santa Catalina Island, Avalon 8 Comment
  UCR92646  Melica imperfecta T. S. Ross, Steve Boyd 1994-5-25 7936 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  RSA0030866  Melica imperfecta Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SEINET10599616  Melica stricta Joseph A. Ewan 1932-5-29 Ewan 7214 Los Angeles Local on gravelly trailside with Streptanthus amplexicaulis. Atrastre Canyon, San Gabriel Mts. Upper Sonoran Zone. 1372 Comment
  SD69560  Melilotus albus Robert F. Thorne 1966-4-29 36268 Los Angeles Santa Catalina Island, along the road to Ben Weston Beach 60 Comment
  POM348189  Melilotus indicus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA0085332  Melilotus indicus R. G. Swinney 2010-4-1 12163 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA615305  Melilotus indicus Valerie L. Soza 1998-5-3 103 Los Angeles Claremont, Bernard field Station (bfs) Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard, west of main road, S of Fake lake. 412 Comment
  SBBG20536  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR259980  Mentzelia R. G. Swinney 2010-5-11 12643 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
  SBBG49901  Mentzelia albicaulis L. S. Matlovsky 1975-3-28 DM 0011 -16 Los Angeles near Butte Valley Wild Flower Sanctuary Comment
  JEPS42753  Mentzelia dispersa Frank W. Peirson 1921-6-14 2466 Los Angeles San Gabriel Mountains, Trail Fork San Gabriel River Canyon 975 Comment
  UCR141810  Mentzelia laevicaulis June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  UC56937  Mentzelia laevicaulis var. laevicaulis E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  RSA0047419  Mentzelia micrantha R. G. Swinney 2010-5-4 12501 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA545323  Mentzelia micrantha Tim S. Ross 1992-5-17 6332 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39; Recent burn area. 463 Comment
  RSA596041  Mentzelia micrantha Tim S. Ross, J. Mark Porter 1995-5-4 8402 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SBBG14240  Mentzelia micrantha M. A. Piehl 1962-6-9 62344 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  UC1583151  Mentzelia micrantha Tim Ross, Steve Boyd 1990-5-14 2473 Los Angeles Tujunga Ranger District San Gabriel Mountains, Yerba Buena Ridge, Angeles National F; NE 1/4 SW 1/4 1121 Comment
  RSA446774  Mentzelia micrantha H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  RSA69572  Mentzelia micrantha F. W. Peirson 1919-5-14 2302 Los Angeles East trail to Mount Lowe. 1067 Comment
  SBBG109016  Mentzelia micrantha S. A. Junak with S. Burckhalter 1996-5-18 SCl 496 Los Angeles S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  OBI70984  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-4-16 9507 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  RSA446888  Mentzelia veatchiana Anstruther Davidson 1892-05 s.n. Los Angeles El Monte Comment
  RSA579804  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-24 7860 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SEINET3155071  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 miles E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 Comment
  UC1174439  Mentzelia veatchiana Ira L. Wiggins and W. R. Ernst 1958-5-2 226 Los Angeles 4 mi s Big Rock Store (on Highway #2, on hillside) Comment
  RSA402626  Mesembryanthemum nodiflorum F. R. Fosberg 1930-7-7 S- 3148 Los Angeles Alamitos Bay 5 Comment
  UCSB46624  Micranthes californica Welton, Patti 1983-3-28 Los Angeles 2.2 miles north of Malibu Canyon Road on southwest side of Mulholland Hwy 487 Comment
  SBBG112948  Microseris douglasii S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 705 Los Angeles N side of Airport Rd, at rd side pullout ca. 0.3 mi E of KBRT Radio Station 441 Comment
  POM18204B  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6732 Los Angeles Grassy slope S of Lemon Tank, San Clemente Island 244 Comment
  LA210400  Mimulus aurantiacus Norman A. Cole; May 1964 357 .2 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA339631  Mimulus aurantiacus Robert F. Thorne, M. Z. Thorne 1980-3-23 54009 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  RSA533501  Mimulus aurantiacus var. pubescens Tim S. Ross 1991-3-9 4205 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road and Camino del Sur. 213 Comment
  UC943896  Mimulus aurantiacus var. pubescens H. E. McMinn and M. Van Rensselaer 1945-6-6 1888 ABCD Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  UCR205272  Mimulus aurantiacus var. pubescens R. G. Swinney 2005-8-17 8495 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  UCSB10374  Mimulus aurantiacus var. pubescens Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  CATA1213  Mimulus cardinalis Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2269 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR190811  Mimulus cardinalis R. G. Swinney 1998-8-6 6698 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR256857  Mimulus cardinalis R. G. Swinney 2010-10-13 14022 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR89950  Mimulus floribundus Scott D. White, Chet McGaugh 1995-6-6 3221 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA746860  Mimulus floribundus Orlando Mistretta 1992-5-21 369 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SFV16412  Mimulus floribundus J. H. Nishida 1991-8-24 Los Angeles San Gabriel Mountains Crystal Lake Campground. 1768 Comment
  UCR123815  Mimulus fremontii Steven R. Hill, K. Kramer 2001-4-22 33386 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  SFV12053  Mimulus guttatus D. L. Koutnik 1978-3-31 195 Los Angeles Santa Monica Mountains West fork of Triunfo Creek, south of Westlake. 274 Comment
  UCR209130  Mimulus guttatus R. G. Swinney 2008-6-24 9094 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  HSC20745  Mimulus guttatus C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Gorman on Hwy. 138 Comment
  RSA447916  Mimulus guttatus Geo. L. Moxley 1915-7-4 370 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA80450  Mimulus guttatus F. W. Peirson 1920-5-12 5289 Los Angeles mouth of canyon of San Gabriel River 229 Comment
  CHSC5101  Mimulus johnstonii M. MacArthur 1967-7-16 Los Angeles Lower Cilao Flats near parking area about 1 mi. from Angeles Crest Hwy., Angeles National Forest, San Gabriel Mountains. 1584 Comment
  UCR204814  Mimulus johnstonii R. G. Swinney 2005-8-22 8520 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR273808  Mimulus moschatus R. G. Swinney 2011-6-15 15195 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR223724  Mimulus palmeri R. G. Swinney 2009-6-8 11108 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
  RSA79630  Mimulus parishii F. W. Peirson 1918-6-16 199 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA600196  Mimulus pilosus Steve Boyd, Lauren Raz 1997-5-29 9910 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR189965  Mimulus suksdorfii R. G. Swinney 1998-6-12 6957 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  RSA0097169  Minuartia douglasii R. G. Swinney 2011-6-1 14967 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA757656  Minuartia douglasii Orlando Mistretta, Christine Mistretta 2008-4-16 2458 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  CAS-BOT-BC384002  Mirabilis jalapa Geo. B. Grant 1904-10-1 6430 Los Angeles Pasadena Comment
  RSA0068237  Mirabilis laevis R. G. Swinney 2010-3-22 12086 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA670388  Mirabilis laevis I. W. Clokey, Bonnie C. Templeton 1929-05 4499 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA748914  Mirabilis laevis R. G. Swinney 2008-5-2 8740 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA787214  Mirabilis laevis J. D. Olmsted 1958-3-17 58 Los Angeles Johnson s Pasture Road with SW drainage along Thompson Creek 1.25 mi NW of intersection Indian Hill and Baseline, NW of Claremont. 473 Comment
  SFV15357  Mirabilis laevis J. C. Dittes 1990-3-2 29 Los Angeles San Fernando Valley South side of Big Tujunga Wash, 2 miles west of 210 Freeway on Sheldon Street roadcut. 305 Comment
  RSA674274  Mirabilis laevis var. crassifolia LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 709 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UC625107  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-3-18 S 4293 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
  RSA464654  Mirabilis laevis var. crassifolia George B. Grant 1904-4-16 791 Los Angeles Lashugeles, So. California. [Los Angeles?] Comment
  RSA611067  Modiola caroliniana Louis C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles: NW corner of Pico & Figueroa streets. Comment
  UCR4844  Modiola caroliniana O. F. Clarke, R. B. Sanders, J. M. Harper 1966-11-10 661110- 07 Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  LA62775  Monardella exilis Victor Duran; 1933-5-23 3415 Los Angeles near Lancaster 716 Comment
  UC1929644  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  POM186347  Monardella lanceolata Joseph A. Ewan 1932-7-4 7584 Los Angeles Millard s Canyon. 1067 Comment
  UCR194564  Monolopia lanceolata A. C. Sanders 2008-4-25 35111 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  RSA252918  Monoptilon bellidiforme R. F. Thorne, C. W. Tilforth 1973-4-20 43062 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  CAS-BOT-BC275279  Muhlenbergia microsperma M. B. Dunkle 1940-3-19 7421 Los Angeles Second canyon south, Santa Barbara Island Comment
  UC72244  Muilla maritima Miss E. D. Palmer 1902-4 Los Angeles vicinity Los Angeles; Claremont Comment
  RSA590703  Muilla maritima Timothy S. Ross, Steve Boyd 1990-5-23 2636 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  SD51932  Munzothamnus blairii Peter H. Raven 1962-5-10 17717 Los Angeles San Clemente Island; on a cliff on the south side of canyon just north of Thirst. 199 Comment
  RSA0010800  Myoporum laetum R. G. Swinney 1998-2-16 5893 Los Angeles San Gabriel Mountains/San Gabriel Valley: mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank. 183 Comment
  UCR282040  Nama demissa R. G. Swinney 2014-4-18 16109 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  RSA623766  Nassella cernua Geo. L. Moxley 1922-05 1097 Los Angeles Mint Canyon Comment
  SBBG19222  Nassella cernua M. A. Piehl 1963-12-7 631037 Los Angeles opposite Pyramid Head on SE tip of island 22 Comment
  UC285002  Nassella cernua P. A. Munz 1923-5-25 6794 Los Angeles e Saugus (open slopes at summit of grade); Mint Canyon Comment
  UC821968  Nassella cernua L. W. Nuttall 1920-1 115 Los Angeles Santa Catalina Island Comment
  RSA0107267  Nassella cernua Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 548 Los Angeles Santa Catalina Island. Just N of road to Toyon Bay, 1.1 road miles from intersection with Airport Road. 317 Comment
  CAS-BOT-BC260140  Nassella pulchra L. R. Abrams; I. L. Wiggins 1931-7-6 381 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  POM155804  Nassella pulchra M. B. Dunkle 1928-4-21 1876 Los Angeles Santa Catalina Island: Renton Mine Hill. 365 Comment
  UC589657  Nassella pulchra Nell Murbarger March 1936 54 Los Angeles e side meadows up to mesa summit; San Clemente Island Comment
  RSA0024508  Nassella pulchra R. F. Thorne 1980-4-26 54145 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA431549  Nasturtium officinale L. E. Hoffman 1932-8-10 s.n. Los Angeles In stream, Verdugo Woodlands, Glendale Comment
  UCR243029  Nasturtium officinale R. G. Swinney 2009-8-6 11540 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCR273049  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA601119  Navarretia atractyloides L. C. Wheeler 1967-6-26 9880 Los Angeles Elsmere Canyon. 441 Comment
  POM129401  Navarretia atractyloides R. L. Pendleton 1909-7-3 1392 Los Angeles Chicken John's Ranch, Santa Catalina Island. 23 Comment
  UCR169475  Navarretia hamata Kathleen Stockwell 2005-5-27 122 Los Angeles San Gabriel Valley, Claremont, vacant lot at SW corner of Montevista and Claremont Blvd 427 Comment
  RSA469829  Navarretia hamata subsp. leptantha House 1930-8-5 14090 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC126722  Nemacaulis denudata var. denudata W. F. Parish 1891-1-1 s.n. Los Angeles Long Beach Comment
  RSA75129  Nemacladus pinnatifidus F. W. Peirson 1918-6-12 219 Los Angeles In area recently burned over, in hills east of Rubio Canyon, San Gabriel Mts. 548 Comment
  SBBG127059  Nemacladus pinnatifidus A. Parikh, N. Gale 2011-6-11 3448 b Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.1 km N of Aliso Cyn Rd; San Gabriel Mtns 1197 Comment
  JEPS78508  Nemacladus ramosissimus Frank W. Peirson 1918-6-4 220 Los Angeles foothills e. of Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA0006293  Nemacladus sigmoideus R. C. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  SFV2986  Nemophila menziesii P. G. Kilburn 1958-3-29 669 Los Angeles Santa Susana Mountains Phil Gentile Ranch. 450 Comment
  POM3534  Nemophila menziesii O. W. Robinson 1916-3-16 s.n. Los Angeles Wash near Greek Theater, Claremont, Comment
  RSA421375  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-4-16 635 Los Angeles W fork Santa Anita Canyon. 762 Comment
  SEINET3072091  Nerium oleander Ken Hamilton 1984-4-22 17 Los Angeles La Crescenta City Comment
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Sep 16 2014
  RSA730175  Nicotiana attenuata R. G. Swinney 1998-9-4 6886 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA497531  Nicotiana bigelovii Walter Wisura 1989-7-14 4411 Los Angeles Growing naturally at RSA. Comment
  RSA529146  Nicotiana glauca Tim S. Ross 1991-4-8 4474 Los Angeles Elephant Hill: western Pomona. 229 Comment
  RSA657462  Nicotiana glauca L. Yamanaka 1979-6-5 107 Los Angeles Verdugo Mountains Region: 150 meters from Glendale City College Cafeteria, located on Mountain Ave. and Verdugo Blvd., Glendale; plant on trail starting from upper parking lot. Feet. Comment
  RSA0060134  Nicotiana quadrivalvis Scott D. White, Pam De Vries 2004-6-14 10488 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
  UC1861743  Nicotiana quadrivalvis Scott D. White, Pam DeVries 2004-6-14 10488 A Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. 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. (Oat Mountain) 396 Comment
  SEINET10818929  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3938 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC812257  Notholaena californica Louis C. Wheeler 1933-5-5 1709 Los Angeles 1/2 mi below falls Fish Canyon; San Gabriel Mts 350 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
  CAS-BOT-BC167068  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale and Piute Butte Comment
  RSA507558  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-1 10220 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1890 Comment
  UCR215154  Oenothera elata Kimberly Doughty, Darran Doughty 2008-5-24 37 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  RSA158226  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-2 478 Los Angeles Prairie Fork, over the ridge from Wightwood, San Gabriel Mountains. Comment
  SEINET9037797 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill 409 Comment
  POM279499  Opuntia basilaris var. brachyclada Edwin F. Wiegand 1952-03 184 Los Angeles Collected at Valyermo Comment
  UC1870332  Opuntia microdasys LeRoy Gross 2001-10-6 449 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Big Tujunga Wash, southern front of the San Gabriel Mountains 366 Comment
  RSA18914  Opuntia prolifera C. B. Wolf 1932-5-12 3596 Los Angeles Catalina Island. Indian Head Point, Little Harbor. 45 Comment
  RSA604538  Opuntia vaseyi L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Gordon Canyon, Bluebird Truck Trail. 464 Comment
  RSA225883  Oreonana vestita R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41069 a Los Angeles San Gabriel Mountains, Angeles National Forest: west Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3018 Comment
  SBBG18702  Orobanche bulbosa E. R. Blakley 1963-4-10 5590 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA0055999  Orobanche fasciculata Richard G. Swinney 2010-5-25 12984 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA0066432  Orobanche fasciculata Orlando Mistretta, Steve Boyd, Darin Banks 1994-4-29 1116 Los Angeles San Gabriel Mountains: Santiago Canyon. Ridge on W edge of Santiago Canyon watershed, approximately 1 mi. S of Mt. Emma. 1386 Comment
  UC1348979  Orobanche fasciculata Robert F. Thorne, M. Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mountains. Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. Comment
  UCR95592  Orobanche parishii subsp. parishii Steve Boyd, Mark Elvin, V. Jotikasthira 1996-6-25 8888 Los Angeles Liebre Mtns., along summit of Sawmill Mountain, west of Sawmill camp and just north of 7N23 1610 Comment
  UCD134735  Osmadenia tenella Lyman Benson 1957-5-23 15730 Los Angeles Webb School, above Claremont. 487 Comment
  PASA1828  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 Los Angeles Arrroyo Seco Canyon 609 Comment
  UCD110779  Oxalis corniculata C. W. Tilforth 1970-1-18 244 Los Angeles Residence in Piedmont Mesa, Clarement. Comment
  RSA250358  Oxytheca caryophylloides Robert F. Thorne, C. W. Tilforth, J. Dourly, R. Scoggin 1972-8-11 41127 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  UCR107772  Oxytheca luteola Steve Boyd, J. M. Porter, Z. Lederman 1998-4-27 10150 Los Angeles Mojave Desert, Antelope Valley, Amargosa Creek drainage at W G Street, west of Hwy 14, SW of Rosamond Dry Lake. 793 Comment
  RSA776524  Oxytheca parishii var. parishii Jane Tirrell 2011-7-25 LS- 32 Los Angeles On crest of ridge approximately 0.5 mile east of Windy Gap. 2426 Comment
  UCR271305  Oxytheca parishii var. parishii R. G. Swinney 2011-9-27 15702 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA628884  Oxytheca trilobata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  UC1584222  Oxytheca trilobata Tim Ross and Steve Boyd 1990-5-17 2594 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest, Tujunga District 1612 Comment
  RSA505264  Packera ionophylla S. Zona, D. Arias, Oscar Dorado, M. Hanson, J. L. Villasenor 1989-6-21 365 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  SBBG121011  Paeonia californica R. Burgess, P. Munro 1998-1-25 2632 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  SD181303  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  RSA562905  Panicum capillare Gary D. Wallace 1979-5-2 1837 Los Angeles Arcadia: Vacant lot, SW corner of Baldwin Ave. and Foothill Blvd. Comment
  UC1922229  Papaver californicum Valerie Soza, Laura A. Moore 2000-5-10 857 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 powerlines to peak ''1936'' 579 Comment
  HSC101336  Parietaria hespera R. G. Swinney 2009-3-28 10214 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  CAS-BOT-BC413410  Parietaria hespera var. hespera L. R. Abrams; I. L. Wiggins 1931-7-6 369 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  RSA592862  Paspalum dilatatum L. C. Wheeler 1947-5-17 6487 Los Angeles Just outside (southwest) Monterey Park city limits, Mesa Drive. Comment
  LA105058  Paspalum dilatatum Barry A. Prigge; 1988-7-3 8208 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR93943  Passiflora caerulea B. G. Pitzer, Paul Gomez 1996-4-28 2746 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA0098645  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-6-1 13130 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  SBBG17963  Pectocarya linearis subsp. ferocula E. R. Blakley 1963-4-7 5530 Los Angeles viewpoint E of Wrigley Reservoir Comment
  UCR118696A  Pectocarya penicillata David Charlton 1989-4-30 3032 A Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs, c. 5 mi. (air) south of Palmdale, approximately 1 mile north of the northern boundary of the Angeles National Forest 1037 Comment
  UCR126246  Pectocarya penicillata A. C. Sanders 2003-3-14 25779 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  SBBG119429  Pectocarya recurvata S. D. White with K. Hughes 2000-5-16 7861 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  SEINET3860023  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  UCR222723  Pectocarya setosa R. G. Swinney 2009-5-12 10725 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCD123320  Pedicularis densiflora Daryl Koutnik 1978-3-24 157 Los Angeles west side of Decker Rd, south of Carlisle Rd. 487 Comment
  RSA0115699  Pediomelum californicum Andrew C. Sanders 2006-5-16 32318 Los Angeles Transverse Range; Liebre Mtns. Region: 0.5 mi west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  RSA536067  Pelargonium X hortorum Tim S. Ross 1991-5-22 5435 Los Angeles San Clemente Island: Lower Wilson Cove Canyon, just west of the dock activities. 12 Comment
  UCR216754  Pellaea andromedifolia R. G. Swinney 2009-2-20 10006 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR276792  Pellaea mucronata subsp. mucronata R. G. Swinney 2011-3-29 14254 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  CAS-BOT-BC77193  Pellaea mucronata subsp. mucronata Steven A. Junak 1997-4-22 855 Los Angeles San Clemente Island - W side of island, just below rim on N side of Waynuk Canyon, just upstream from large drop-off, 365 Comment
  CDA29936  Pennisetum clandestinum Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA639101  Pennisetum purpureum L. C. Wheeler 1947-2-2 6454 Los Angeles San Gabriel Mountains: Mt. Wilson Road ca. 1/2 mile easterly from mouth of Eaton Canyon.. . Comment
  UCR258688  Pennisetum setaceum R. G. Swinney 2010-3-16 11926 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA412455  Penstemon centranthifolius Robert Gustafson 1978-5-2 932 Los Angeles Extreme southeastern end of Hungry Valley, ca 1/4 mile west of Hwy. 5, 7 miles south of Gorman on Hwy. 5. 945 Comment
  SEINET13387024 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15434 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  SEINET200079  Penstemon centranthifolius P. S. Rattle 1938-7-1 Los Angeles Found in the San Gabriel Mts. 1372 Comment
  RSA0016982  Penstemon centranthifolius J. H. K. 1909-6-7 9 Los Angeles Claremont. Comment
  RSA412436  Penstemon centranthifolius Robert M. Perkins 1936-4-3 164 Los Angeles San Gabriel Canyon. Comment
  UC27414  Penstemon centranthifolius J. Burtt Davy May 9 1896-May 24 1896 2566 Los Angeles Llano Verde Antelope Valley, Llano Verde (Antelope Valley, S. California) Comment
  SBBG68835  Penstemon grinnellii C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Sawmill Mtn Rd, 1.3 mi W of jct with Elizabeth Lake Rd Comment
  SFV16156  Penstemon grinnellii var. grinnellii P. A. Krueger 1994-5-18 33 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UCR277034  Penstemon heterophyllus R. G. Swinney 2010-5-25 12918 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  JEPS19697  Penstemon heterophyllus var. australis Peter H. Raven with H. L. Wedberg 1957-6-15 10915 Los Angeles Latigo Canyon 3.0 mi above (n) Newton Canyon Road (Santa Monica Mountains); , Latigo Canyon Comment
  RSA408096  Penstemon heterophyllus var. australis Francis W. Pennell 1940-4-18 25139 Los Angeles Route 99. Mt. slope east of Frenchman's Flat. 732 Comment
  UC1293689  Penstemon heterophyllus var. australis P. C. Everett and E. K. Balls 1959-6-2 23843 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts., ne of entrance to Stokes Canyon 182 Comment
  RSA674752  Penstemon rostriflorus Scott D. White, Sandra Leatherman 2001-7-25 8729 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
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Jan 5 2010
  RSA401879  Penstemon speciosus Bonnie C. Templeton 1932-6-19 4923 Los Angeles Big Pines Park, San Gabriel Mts. Comment
  SFV6170  Penstemon spectabilis R. M. Muran 1974-4-10 60 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 396 Comment
  UC1922672  Penstemon spectabilis subsp. subviscosus Valerie Soza, LeRoy Gross 2001-5-9 1200 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 134 244 Comment
  UCR270528  Pentagramma triangularis R. G. Swinney 2011-3-22 14189 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA0059333  Pentagramma triangularis M. B. Dunkle 1928-4-21 1869 Los Angeles Santa Catalina Island: Renton Mine Road 274 Comment
  RSA733758  Pentagramma triangularis subsp. triangularis R. G. Swinney 2000-5-21 7779 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  RSA687401  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  UC1713527  Pentagramma viscosa R. S. Norris 1893-1 Los Angeles Catalina Island Comment
  SBBG59645  Perideridia pringlei R. Hoffmann 1929-5-22 Los Angeles above Elizabeth Lake Comment
  LA204578  Peritoma arborea Mary Reynolds; 1937-3-14 20 Los Angeles Palos Verdes Comment
  SBBG96788  Peritoma arborea T. Ross, S. Boyd 1990-6-6 2883 Los Angeles W of Piru Ponds 644 Comment
  CAS-BOT-BC73740  Peritoma arborea var. globosa Rev. J. C. Nevin s.n. Los Angeles Newport Comment
  CAS-BOT-BC355964  Perityle emoryi A. J. McClatchie 1893-9-12 s.n. Los Angeles Catalina Island Comment
  POM211791  Persicaria lapathifolia Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 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
  UCR270939  Phacelia brachyloba R. G. Swinney 2011-6-14 15142 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR281375  Phacelia brachyloba R. G. Swinney 2014-5-19 16574 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SFV16027  Phacelia brachyloba A. M. Orcino, A. Sutton 1994-5-14 22 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  POM6740  Phacelia cicutaria var. hispida P. A. Munz, Street, Williams 1919-4-19 2482 Los Angeles Lone Hill, San Dimas. Comment
  RSA167644  Phacelia cicutaria var. hispida Peter H. Raven, Robert F. Thorne 1964-5-7 19010 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SEINET13203255 Image available Phacelia cicutaria var. hispida R. G. Swinney 2011-1 14477 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
  UCR209285  Phacelia cicutaria var. hispida Dan S. Cooper 2009-5-30 509- 08 Los Angeles Eastern Santa Monica Mtns., debris basin along Forest Lawn Dr., west of the cemetery 169 Comment
  UCR260349  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12560 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA783042  Phacelia cryptantha J. D. Olmsted 1959-6-7 635 Los Angeles Fish Fork 1/2 mile east of 5th falls and east of the east fork of the San Gabriel River 1463 Comment
  UCR210141  Phacelia curvipes R. G. Swinney 2008-8-13 9381 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  POM18116  Phacelia davidsonii P. A. Munz 1923-5-26 6841 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 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
  UC107560  Phacelia distans T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  UCR261334  Phacelia distans R. G. Swinney 2010-3-13 11872 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  HSC13686  Phacelia distans C. S. Apperson 1966-5-21 Los Angeles Tujunga wash, 1 mi. E of Hansen Dam Comment
  RSA251390  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA426200  Phacelia distans Richard C. Barkelew 1929-4-23 15963 Los Angeles Mulholland Highlands near LA. Comment
  SBBG64923  Phacelia douglasii R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  UCR56322  Phacelia douglasii S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone bisects the site 884 Comment
  POM307119  Phacelia egena Henry J. Ramsey 1937-6-24 2051 Los Angeles Big Pines, Palmdale Road. Comment
  RSA588637  Phacelia egena Orlando Mistretta 1994-5-31 1267 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UCR270531  Phacelia fremontii R. G. Swinney 2011-5-12 14664 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
  UCR280694  Phacelia fremontii R. G. Swinney 2014-4-10 16044 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA728339  Phacelia fremontii Gary D. Wallace 1982-4-17 1905 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCD120451  Phacelia grandiflora Daryl Koutnik 1978-5-10 463 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  UCR79367  Phacelia imbricata subsp. imbricata Steve Boyd, Orlando Mistretta 1993-6-3 8179 Los Angeles San Gabriel Mtns., N of Sylmar and south of Santa Clarita, within Tujunga Ranger District of the Angeles National Forest, north of Santa Clara Road (3N17.9), at head of eastern most canyons, 1/4 mi NE of May Canyon Saddle 1155 Comment
  RSA730249  Phacelia imbricata subsp. patula R. G. Swinney 1999-6-5 7269 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  RSA579322  Phacelia imbricata subsp. patula Tim S. Ross 1994-5-31 7972 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  RSA524169  Phacelia longipes Tim S. Ross, Steve D. Boyd 1990-6-6 2878 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  SDSU6630  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles Arroyo Seco, Angeles Crest Highway, San Gabriel Mts. 671 Comment
  UC976032  Phacelia longipes Rimo Bacigalupi with L. R. Heckard, and G. T. Robbins 1953-6-14 4192 Los Angeles south fork of Little Rock Creek Canyon Angeles National Forest, San Gabriel Mts. (upper slopes, higher n slopes of mts.) 1432 Comment
  RSA678247  Phacelia minor Valerie L. Soza, Steve D. Boyd 2002-4-10 1389 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  SFV3024  Phacelia minor K. A. Wilson 1961-4-20 1147 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  SD41338  Phacelia ramosissima Edith A. Purer 1935-5-12 6596 Los Angeles Comment
  RSA567175  Phacelia ramosissima var. latifolia Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-27 3913 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  CAS-BOT-BC258853  Phalaris aquatica Barbara Shervanick 1974-5-23 1433 Los Angeles Western Ridge of Lodi Canyon, just north of county juvenile camp. San Gabriel Mt. Range, Pacific Drainage Area 426 Comment
  CAS-BOT-BC250591  Phalaris minor I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  CATA3079  Phalaris minor Amy Catalano, Steven Junak 2016-4-28 091 Los Angeles Santa Catalina Island: West side of Boushay Road, 1 mile from Silver Peak Road 188 Comment
  RSA763412  Phalaris minor Scott D. White, Justin M. Wood 2009-5-6 12675 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR281414  Phoenix canariensis R. G. Swinney 2014-5-19 16592 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  SEINET10643571  Phoenix dactylifera Heidi H. Schmidt 1999-10-10 Schmidt 3916 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  SDSU6886  Pholistoma auritum R. M. Beauchamp 1967-3-18 293 Los Angeles Growing over debirs at dump in canyon below Lemon Tank. San Clemente Island. Comment
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May 16 2008
  SEINET12280437  Pholistoma auritum I. W. Clokey, Templeton, B. 1929-1 4437 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  LA205674  Pholistoma auritum var. auritum J. Sauer; R. Brumbaugh 1973-4-28 5447 Los Angeles Santa Monica Mountains, Temescal Canyon, upper canyon Comment
  LA38520  Pholistoma auritum var. auritum Carl Epling; 1931-4-25 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCSB5477  Pholistoma membranaceum Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of jct. of road to Victorville, Mojave Desert Comment
  SBBG37808  Pholistoma racemosum M. B. Dunkle 1939-4-3 7219 Los Angeles San Clemente Island Comment
  RSA132710  Phoradendron macrophyllum Del Wiens 1955-1-12 945 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  POM78644  Phyla lanceolata Robert M. Perkins 1912-10-15 s.n. Los Angeles Newpor Bay. Comment
  CAS-BOT-BC58274  Phyllodoce breweri Geo. B. Grant 1902-8-1 10593 Los Angeles Pasadena. 3048 Comment
  RSA683986  Phyllospadix torreyi E. Yale Dawson 1948-11-19 5573 Los Angeles Palos Verdes Headland. Comment
  RSA412027  Pickeringia montana Anstruther Davidson 1893-06 s.n. Los Angeles Hollywood Comment
  UCR223758  Pinus coulteri R. G. Swinney 2009-5-28 10973 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA574474  Pinus coulteri R. G. Swinney 1993-8-31 2623 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
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May 29 2013
  SBBG130574  Pinus halepensis S. A. Junak 2000-10-14 SCa 1418 Los Angeles W flank of Black Jack Peak, above rd to summit of peak, overlooking Black Jack Cmpgrd 527 Comment
  RSA384350  Pinus lambertiana F. R. Fosberg 1931-8-13 S 5677 Los Angeles Islip - Hawkins divide 2300 Comment
  UCR124701  Pinus lambertiana B. C. Templeton 1932-5-31 4863 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  SEINET7878791 Image available Pinus muricata Bonnie C. Templeton 1936-1 s.n. Los Angeles Griffith Park, Los Angeles, Los Angeles County. Comment
  CHSC5110  Pinus ponderosa Mary MacArthur 1967-7-16 95 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA594972  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  POM168185  Piperia cooperi C. F. Baker 1904-05 4844 Los Angeles Hills near Claremont Comment
  POM96951  Piperia cooperi Philip A. Munz 1925-4-23 9417 Los Angeles San Gabriel Canyon 305 Comment
  CHSC100202  Piptatherum miliaceum John Dittes; Josephine Guardino 2006-11-26 1435 Los Angeles Western Transverse Range; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; moist sand at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA592814  Plagiobothrys arizonicus Steve Boyd 1996-4-25 8668 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA527627  Plagiobothrys canescens Steve Boyd 1990-4-8 4410 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UC218078  Plagiobothrys collinus P. A. Munz, R. D. Harwood 1920-3-13 3357 Los Angeles Ganesha Park Pomona 304 Comment
  RSA0094550  Plagiobothrys collinus var. fulvescens Richard G. Swinney 2011-6-6 14999 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SBBG95219  Plantago coronopus M. B. Dunkle 1911-4-29 1911 Los Angeles Little Harbor Comment
  JEPS6416  Plantago erecta John Thomas Howell 1928-3-20 3480 Los Angeles Vermont Canyon Griffith Park Comment
  RSA712182  Plantago erecta A. C. Sanders 2005-5-5 29942 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum'. 671 Comment
  LA82079  Plantago erecta W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA401976B  Plantago erecta Anstruther Davidson 1917-1 3172 Los Angeles Altadena Comment
  RSA68975  Plantago erecta F. W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco near Pasadena 412 Comment
  SD124877  Plantago indica A. C. Sanders 1986-7-30 6814 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr., eat of Vista Del Mar Blvd. 29 Comment
  CAS-BOT-BC344982  Plantago major Duncan S. Bell; Caitlin Elam; Evan Meyer 2013-6-13 5150 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the SW flanks of Mount San Antonio. 898 Comment
  RSA412569  Plantago major Edwin Kline 1924-8-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA747336  Plantago major R. G. Swinney 2005-8-5 8391 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UCR258504  Plantago major R. G. Swinney 2010-6-23 13329 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  POM4542  Plantago major I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  SD251773  Plantago ovata M. B. Dunkle 1939-4-5 7269 Los Angeles San Clemente Island: China Point. Comment
  RSA286663  Platanthera sparsiflora Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44762 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big Rock Creek 2439 Comment
  RSA612222  Platanthera sparsiflora Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: Just about 100 feet upstream from road. 1372 Comment
  LA200744  Platanus racemosa Robert G. Engman; sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA29911  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  RSA607908  Platanus racemosa Louis C. Wheeler 1961-6-13 7881 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  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
  SD144446  Platanus racemosa David Charlton 1989-4-30 2995 Los Angeles San Gabriel Mountains; George's Gap, Angeles Crest Highway, ca. 10 miles north of the southern boundary of the Angeles National Forest, ca. 1.0 mile northwest of Switzer Camp. 1159 Comment
  UCR205943  Platanus racemosa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37070 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR277233  Platanus racemosa R. G. Swinney 2010-10-5 13969 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA445702  Platystemon californicus G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  SD38060  Platystemon californicus Edith A. Purer 1931-3-8 1009 Los Angeles Griffith Park. Comment
  UCR191999  Platystemon californicus A. C. Sanders 2008-4-17 34949 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  UCR264688  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10743 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA0086545  Plectritis ciliosa R. G. Swinney 2011-5-3 14558 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UC303428  Plectritis ciliosa subsp. insignis P. A. Munz 191 Los Angeles San Dimas, Puddingstone Canyon Puddingstone Canyon; San Dimas, Puddingstone Canyon Comment
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Aug 21 2012
  RSA0092464  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA729010  Poa Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1962 Los Angeles Fort Tejon Road. Comment
  RSA729186  Poa annua R. G. Swinney 1998-7-10 6414 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  UCR198407  Poa annua LeRoy Gross 2007-3-30 2619 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  CHSC95525  Poa bulbosa LeRoy Gross; John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles Transverse Ranges; San Gabriel Mountains: Valley Forge Campground, in the West Fork of the San Gabriel river. 1057 Comment
  UCR281164  Poa secunda R. G. Swinney 2014-4-10 16042 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC236200  Poa secunda subsp. secunda G. B. Grant 1906-6-19 6911 Los Angeles Summit, Mount Wilson Comment
  LA12629  Poa secunda subsp. secunda Louis Wheeler; April 1932 565 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  RSA600740  Poa secunda subsp. secunda L. C. Wheeler 1955-4-17 7138 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon.. . Comment
  SBBG56795  Poa secunda subsp. secunda R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  UC1024744  Poa secunda subsp. secunda Leo Whitney 1935-3-28 3023 Los Angeles 20 mi w Lancaster Comment
  RSA660174  Poa secunda var. secunda Orlando Mistretta 1992-5-25 449 Los Angeles Fenner Canyon Conservation Camp. S side of camp. Comment
  POM351  Polycarpon depressum C. F. Baker 1909-5-20 s.n. Los Angeles Claremont. 365 Comment
  CDA3402  Polycarpon tetraphyllum G. C. Fleischman 1942-6-11 Los Angeles East Washington Avenue, Altadena. 0 Comment
  RSA5484  Polygonum argyrocoleon Carl B. Wolf 1932-10-3 4216 Los Angeles Santa Catalina Island. Mouth of Pebbly Beach Canyon. 15 Comment
  POM2366  Polygonum aviculare W. R. Shaw 1900-7-3 77 Los Angeles Claremont. Comment
  RSA466386  Polygonum aviculare subsp. aviculare F. R. Fosberg 1931-4-8 S- 4510 Los Angeles Santa Catalina Island; Avalon Valley 30 Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  SD181380  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles, SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St, L.A. Harbor Dept., Classification Yard, E of Dominguez Flood Control Channel Comment
  UCR208118  Polypodium californicum M. B. Dunkle 1928-4-11 1844 Los Angeles Santa Catalina Island; Emerald Bay 30 Comment
  UCSB62419  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB8302  Polypodium californicum Jacobson, A. 1959-3-28 Los Angeles Topanga Canyon, 10 mi inland from Hwy 101. Comment
  CAS-BOT-BC233090  Polypogon interruptus Peter H. Raven; Robert F. Thorne 1964-5-7 19033 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CAS-BOT-BC232401  Polypogon monspeliensis Joseph Andorfer Ewan 1932-6-28 7506 Los Angeles Los Angeles River at Hyperion Bridge Comment
  CATA1385  Polypogon monspeliensis Mark L. Hoefs 1995-9-7 2515 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  RSA0068433  Polypogon semiverticillatus R. G. Swinney 2010-8-16 13540 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  LA103567  Polypogon viridis Barry A. Prigge; 1986-3-29 7164 Los Angeles Little Rock Creek: just above State Hwy 138 883 Comment
  RSA90271  Polypogon viridis F. W. Peirson 1922-7-5 5360 Los Angeles Swartout Valley 1 mile east of Big Pines, north slope of San Gabriel Mountains. Comment
  POM295168  Populus balsamifera subsp. trichocarpa Lyman D. Benson 1950-3-7 14301 Los Angeles Little Dalton Canyon above Glendora, San Gabriel Mountains, Pacific Slope Drainage Area. 366 Comment
  RSA746544  Populus balsamifera subsp. trichocarpa A. C. Sanders, T. B. Salvato 2009-5-20 36862 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  CHSC35486  Populus fremontii James Henrickson 1974-2-24 5 Los Angeles Santa Catalina Island, at the lowest part of Cottonwood Canyon where road crosses canyon mouth. 12 Comment
  RSA0036063  Populus trichocarpa I. M. Johnston 1917-3-7 1447 Los Angeles Upper San Antonio Canon [Canyon] 2286 Comment
  UCR270661  Portulaca oleracea R. G. Swinney 2011-7-7 15464 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  RSA191640  Potamogeton crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  POM219132  Potamogeton foliosus L. C. Wheeler 1932-8-28 1303 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  POM366487  Potentilla anserina var. grandis Anstruther Davidson 1902-05 s.n. Los Angeles Ballona Comment
  RSA747185  Potentilla glandulosa R. G. Swinney 2008-6-9 9010 Los Angeles middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  UCR190869  Potentilla glandulosa R. G. Swinney 1998-8-6 6715 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR210084  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SFV21432  Potentilla glandulosa subsp. glandulosa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1067 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway (in Thomas Guide) just off La Tuna Canyon Road, south of and you can see the 210 Freeway. Unnamed canyon that Hostetter road follows to near the main crest. Could be La Tuna Canyon as this is near the head of that canyon. If this is La Tuna Canyon, then the canyon makes a turn from draining to the west, turns south so the drainage is north. Around the bend in the canyon near above coordinates. 550 Comment
  OBI70928  Prunus dulcis Steve Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  CAS-BOT-BC154929  Prunus ilicifolia John Thomas Howell 1928-3-2 3365 Los Angeles Vermont [Canon] Canyon, Griffith Park Comment
  UC1128392  Prunus ilicifolia G. T. Nordstrom 1935-1-22 321 Los Angeles 3 mi w of Mouth of Beartrap Canyon (Santa Barbara National Forest); Santa Barbara National Forest 853 Comment
  UC1128503  Prunus ilicifolia Jerome S. Horton 1935-6-21 184 Los Angeles Tanbark Flat 822 Comment
  UC450822  Prunus ilicifolia Fay A. MacFadden 1931-3-29 63 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  RSA652645  Prunus lyonii Phil Drooks 1981-5-30 57 Los Angeles Found at Valinda Ave and Merced in West Covina, in residential yard. 610 Comment
  POM358749  Pseudognaphalium biolettii F. R. Fosberg 1931-3-1 4214 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  RSA598259  Pseudognaphalium biolettii R. G. Swinney 1968-3-18 219 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Comment
  SBBG97017  Pseudognaphalium biolettii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4432 Los Angeles Bryce Cyn near Malo Pt Comment
  POM358738  Pseudognaphalium biolettii Reid V. Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  SBBG109933  Pseudognaphalium californicum S. A. Junak 1996-5-29 SCl 542 Los Angeles China Cyn, ca. 1.2 mi inland from bridge across mouth of cyn 137 Comment
  UC1211119  Pseudognaphalium californicum Huron H. Smith 1912-6-1 5074 Los Angeles Avalon Canyon Santa Catalina Island, Avalon Canyon 38 Comment
  UCR260338  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12558 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  CAS-BOT-BC357298  Pseudognaphalium microcephalum Alice Eastwood 1906-5-27 143 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  CAS-BOT-BC357635  Pseudognaphalium stramineum Alice Eastwood 1917-7-20 6463 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC357636  Pseudognaphalium stramineum Alice Eastwood 1919-5-29 8979 Los Angeles San Gabriel Canyon Comment
  RSA779452  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  NY63574  Pseudotsuga macrocarpa G. B. Grant 04 1900 2428 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCD169088  Psilotum nudum A. C. Sanders 2012-11-12 40519 Los Angeles South Coast/Los Angeles Basin, Gardena, Marukai Market Place, 1740 West Artesia Blvd., near intersection with Western Ave. 9 Comment
  RSA756061  Pterospora andromedea R. G. Swinney 2008-7-16 9268 Los Angeles Burkhart Trail on south side of Cooper Creek Canyon, 1.4 mi. NE of Burkhart Trailhead parking lot, west of Buckhorn Canyon 1756 Comment
  RSA732718  Pterostegia drymarioides A. C. Sanders 2003-4-29 26184 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  UC557690  Pterostegia drymarioides Nell Murbarger 1936-4-1 142 Los Angeles e. side of isl. San Clemente Isl. Comment
  UCR204862  Pterostegia drymarioides R. G. Swinney 2006-6-18 8539 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  RSA392919  Pterostegia drymarioides Anstruther Davidson 1902-04 s.n. Los Angeles Playa del Rey. Comment
  RSA584497  Pterostegia drymarioides Tim S. Ross, Barbara J. Ertter, Barney Lipscomb, Jayne Uerling 1992-5-24 6397 Los Angeles San Gabriel Canyon: Short east-southeasterly draw on the W side of San Gabriel Reservoir, just N of Robbs Gulch. 470 Comment
  UCR149899  Purshia glandulosa R. G. Swinney 1999-6-18 7318 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCR255772  Purshia glandulosa R. G. Swinney 2010-5-12 12704 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  PASA1189  Purshia tridentata Stason 1931-5-9 Los Angeles Canyon near Willow Springs Comment
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Apr 30 2015
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  UC993206  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  RSA0107432  Quercus X grandidentata Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  CATA1782  Quercus X macdonaldii Benjamin E. Carter, John R. Clark 2012-8-9 6960 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, just below Valley of the Moons 333 Comment
  JEPS37670  Quercus X macdonaldii Mrs. Blanche Trask 1909-3-27 Los Angeles Catalina Island Comment
  SBBG13542  Quercus X macdonaldii E. R. Blakley 1962-10-5 5465 Los Angeles Middle Ranch Cyn between the mouth of Cape Cyn and its head Comment
  CAS-BOT-BC45669  Quercus agrifolia Alice Eastwood 1923-10-1 s.n. Los Angeles Hollywood Comment
  UCR271072  Quercus agrifolia var. agrifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14355 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  POM18619  Quercus berberidifolia E. S. Spalding 1921-4-9 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  POM187675  Quercus berberidifolia Joseph A. Ewan 1931-10-24 5259 Los Angeles 1 mile above Malibu Lake on Seminole Hot Springs Rd. Comment
  UC1135457  Quercus douglasii R. St. John 1930-2-19 101 Los Angeles Liebre Gulch Tejon Quad. 1295 Comment
  CAS-BOT-BC86405  Quercus dumosa P. B. Kennedy 1907-4-21 s.n. Los Angeles Avalon, Catalina Island Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  UCSB34867  Quercus dumosa R. Lloyd 1959-3-3 21 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  UCSB34871  Quercus dumosa R. Lloyd 1959-3-3 25 Los Angeles IN GANESHA HILLS POMONA (NEAR CORNER OF HILLCREST AND N HILL RD) 274 Comment
  RSA476605  Quercus durata var. gabrielensis H. de Forest 1932-8-15 s.n. Los Angeles Verdugo Valley Comment
  RSA788645  Quercus durata var. gabrielensis D. E. Bramlet 2011-6-15 4871 Los Angeles Middle of Maple Canyon, 490m east of Big Tujunga Rd. & 477m W of Angeles Forest Hwy. 786 Comment
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Dec 19 2014
  RSA87167  Quercus durata var. gabrielensis F. W. Peirson 1919-4-19 5341 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains 534 Comment
  UCR231174  Quercus durata var. gabrielensis Dan S. Cooper 2011-11-2 s.n. Los Angeles San Gabriel Mountains Foothills, Pasadena, San Raphael Hills, end of Wierfield Dr. 354 Comment
  UCD170867  Quercus ilex R. G. Swinney 2009-6-27 11287 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge. 194 Comment
  UC1871262  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3918 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10; elevation ca 5640-5760 feet. Comment
  UCR263067  Quercus john-tuckeri Mitch Provance 2008-4-14 408- 04 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA187775  Quercus pacifica Robert F. Thorne 1966-9-16 36717 Los Angeles Santa Catalina Island, Renton Mine Road, near upper end Pebbly Beach Canyon 259 Comment
  UC1234785  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles lower end of Pebbly Beach Canyon Santa Catalina Island 91 Comment
  CAS-BOT-BC104852  Quercus wislizeni Timothy S. Ross; Steve Boyd 1995-6-28 8621 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  SEINET7143822  Quercus wislizeni Timothy S. Ross, Steve Boyd 1995-6-28 8621 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad.; 0 707 Comment
  UC1605495  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1992-7-5 6607 Los Angeles Red Mountain Liebre Mountains, Warms Springs Mountain U.S.G.S. 7.5' Quad. 1200 Comment
  RSA482513  Rafinesquia californica Richard Noyes, Laurel Arnseth 1988-4-30 497 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  CAS-BOT-BC378877  Ranunculus californicus var. californicus LeRoy Abrams 1903-3-8 3104 Los Angeles Inglewood Comment
  RSA84868  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1951-1 s.n. Los Angeles Near Long Beach Comment
  RSA604695  Ranunculus hebecarpus Louis C. Wheeler 1965-5-16 8703 Los Angeles Liebre Mountain: Ravine S of Two Shay Ranch, Bouquet Canyon.. . Comment
  RSA33816  Raphanus sativus N. C. Cooper 1944-4-23 1152 Los Angeles Pomona. 244 Comment
  UCSB2425  Raphanus sativus Haller, Norman 1953-4-18 Los Angeles Two lots up from Tri-Delt house, Hilgard Ave., University of Calif. at Los Angeles Comment
  RSA657375  Rhamnus californica Joseph M. Keefe 2001-1-24 31032 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  LA52149  Rhamnus crocea Carl Epling; March 1938 sn Los Angeles 30 Comment
  RSA14669  Rhamnus crocea Fay A. MacFadden 1931-3-10 3057 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA95310  Rhamnus crocea F. W. Peirson 1920-4-26 216 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  SEINET13710409  Rhamnus crocea J. Adams, J. Adams (Botany) 1965-1 84 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  RSA785522  Rhamnus crocea subsp. ilicifolia Doris Bowers 1967-7-19 436 Los Angeles Topanga Canyon, Santa Monica Mts. 305 Comment
  RSA0105482  Rhamnus ilicifolia R. G. Swinney 2011-3-18 14135 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  CATA64  Rhamnus pirifolia USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 40 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  SBBG13072  Rhamnus pirifolia E. R. Blakley 1962-6-9 5120 Los Angeles head of a rocky cyn between Triangulation Pts "Chenity" and "Rest" 335 Comment
  UC124600  Rhamnus pirifolia H. M. Hall 1908-6-15 8270 Los Angeles Swains' Canyon Santa Catalina Island Comment
  UC869609  Rhus Ira W. Clokey, B. Templeton Apr. 1929 4431 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  LA62882  Rhus aromatica W. R. Ernst; May 1948 Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  LA33876  Rhus integrifolia Peter H. Raven; 1959-3-15 13954 c Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  RSA526615  Rhus integrifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4203 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  SEINET3155707  Rhus integrifolia var. integrifolia G. B. Grant 1120 Los Angeles Pasadena Comment
  RSA708559  Rhus lancea Valerie Soza, LeRoy Gross 2001-5-9 1201 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  CDA971  Rhus ovata D. G. Kelch 1991-3-24 1339 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA615558  Rhus ovata LeRoy Gross 1998-5-15 16 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 365 Comment
  UC535360  Rhus trilobata Ira W. Clokey, B. Templeton Apr. 1929 4451 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA221579  Ribes amarum Arthur C. Gibson 1971-3-27 1742 Los Angeles Evey Canyon, NE of Claremont Comment
  UCSB2598  Ribes amarum Sage, Paul 1958-2-21 Los Angeles on S. wall of Millard Canyon 100 yds; above campground at the end of Chainy Trail; Altadena 518 Comment
  LA205465  Ribes aureum var. gracillimum Louis C. Wheeler; 1932-2-12 445 Los Angeles San Gabriel Wash 106 Comment
  RSA717409  Ribes aureum var. gracillimum Gary Kovnat, LeRoy Gross 2003-2-16 16 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SD112112  Ribes aureum var. gracillimum Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts. Comment
  UCR270166  Ribes aureum var. gracillimum R. G. Swinney 2011-4-9 14387 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCR92061  Ribes aureum var. gracillimum Scott D. White 1995-2-7 2513 Los Angeles San Gabriel Mtns., Picnic area, Lopez Cyn. Rd. +-2 mi north of Foothill Boulevard 488 Comment
  CAS-BOT-BC92444  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  SFV4829  Ribes californicum F. L. McPherson 1959-4-29 s. n. Los Angeles Santa Susana Mountains Oat Mountain. North side of mountain near top. 1128 Comment
  CAS-BOT-BC93066  Ribes californicum var. hesperium Wesley O. Griesel 1961-5-20 s.n. Los Angeles Millard Canyon, San Gabriel Mountains. 457 Comment
  LA91458  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw 1972-4-4 58 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  UC79600  Ribes californicum var. hesperium C. F. Baker 1903-2-17 4063 Los Angeles near Claremont (San Antonio Canyon) Comment
  POM9730  Ribes californicum var. hesperium P. A. Munz 1921-3-29 4417 Los Angeles San Dimas Canyon. 549 Comment
  UCR189998  Ribes cereum R. G. Swinney 1998-9-4 6898 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  RSA0008292  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  RSA747230  Ribes malvaceum R. G. Swinney 2008-4-7 8615 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  JEPS26545 Image available Ribes malvaceum var. viridifolium Peter Kamb 1948-1-10 751 Los Angeles Sunset Ridge San Gabriel Mts. 1005 Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  CAS-BOT-BC219186  Ribes nevadense Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA0112763  Ribes nevadense R. G. Swinney 2010-9-30 13903 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
  RSA240446  Ribes nevadense W. L. Stern 1969-8-14 2818 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  RSA476197  Ribes nevadense C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  RSA167622  Ribes speciosum Peter H. Raven, Robert F. Thorne 1964-5-7 19002 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA476290  Ribes speciosum Anstruther Davidson 1890-4-10 s.n. Los Angeles Cahuenga Comment
  RSA753992  Ribes speciosum Unspecified 680405 -1 Los Angeles Wilderness Park, Clamshell Canyon 305 Comment
  UC69255  Ribes speciosum Ernest Braunton 1903-1-12 784 Los Angeles Laurel Canyon Comment
  POM9722  Ribes speciosum P. A. Munz 1921-2-26 4686 Los Angeles South Hills (San Jose Hills) 5 miles east of Brea Canyon. 305 Comment
  CAS-BOT-BC173939  Ribes viburnifolium Brandegee s.n. Los Angeles Santa Catalina Comment
  RSA1183  Ribes viburnifolium Johnson 1930-2-1 1464 Los Angeles Santa Catalina Island, Cherry valley, near Isthmus Harbor Comment
  UCR108418  Ricinus communis L. C. Wheeler 1975-3-30 s.n. Los Angeles Hacienda Heights. Comment
  RSA708614  Robinia pseudoacacia Valerie L. Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  RSA725245  Romneya coulteri K. Dobry 1991-6-28 d- 777 Los Angeles Stunt Ranch Santa Monica Mts Stunt Rd Cold Creek Cyn. Comment
  UCR272557  Rubus armeniacus R. G. Swinney 2011-10-27 15898 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA0106854  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  CAS-BOT-BC158818  Rubus ursinus Steve Boyd; Amber Maurice 2004-5-18 11339 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain, Transverse Ranges, Libre Mountains region 609 Comment
  OBI70930  Rubus ursinus Steve Boyd 1997-3-25 9314 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga cyn, Southern base of liebre Mtn, at end of dirt road leading 1 km NE of Knapp Ranch 1280 Comment
  RSA598927  Rubus ursinus Scott D. White 1997-3-12 4747 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR271237  Rubus ursinus R. G. Swinney 2011-5-12 14717 Los Angeles San Gabriel Mountains, along Cabin Canyon Creek near the confluence with Aliso Canyon 1195 Comment
  UC72655  Rumex conglomeratus Miss E. D. Palmer 1904-11-28 Los Angeles Pico Heights Los Angeles Comment
  UC6946  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2567 Los Angeles Llano Verde Antelope Valley, West Palmdale Comment
  SEINET6731400 Image available Rumex obtusifolius Joseph Andorfer Ewan 1932-1 7573 Los Angeles Millardo Canyon, just below the falls; San Gabriel Mountains Comment
  RSA198816  Rumex salicifolius Robert F. Thorne, D. Propst 1968-5-27 37634 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  RSA3583  Rumex salicifolius Carl B. Wolf 1932-5-12 3600 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  RSA466272A  Rumex salicifolius var. salicifolius Joseph A. Ewan 1931-7-4 4727 Los Angeles Pacoima Canyon, 1/2 mile below dam Comment
  SEINET4178302  Rumex salicifolius var. salicifolius J. H. Barber 1897-6-26 196 Los Angeles aliso Canon Comment
  UCR168260  Salicornia subterminalis F. R. Fosberg 1931-5-17 S- 4886 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  SDSU5645  Salicornia subterminalis R. M. Beauchamp 1967-3-17 245 Los Angeles San Clemente Island. Comment
  UC56835  Salicornia virginica Ernest Braunton Jul 1902 557 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA0016798  Salix babylonica George B. Grant 1901-5-6 s.n. Los Angeles Pasadena; O[ak] Knoll; Lake Am [label is cut off] Comment
  RSA617403  Salix exigua Scott D. White 1998-6-4 6649 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community., [range:] 34 31-33'N 118 37-39'W. 427 Comment
  UC437364  Salix exigua var. hindsiana I. M. Johnston 1917-8-23 1685 Los Angeles Prairie Fork of San Gabriel R.; San Antonio Mts. 1524 Comment
  RSA597765  Salix laevigata Steve D. Boyd, Lauren Raz 1997-3-14 9188 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  UC483075  Salix laevigata Frank W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek 1097 Comment
  UCR259253  Salix laevigata R. G. Swinney 2010-6-4 12996 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
  JEPS13828  Salix lasiolepis Frank W. Peirson 1919-2-9 317 Los Angeles Fish Canyon; San Gabriel Mts., Fish Canyon Comment
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Dec 10 2014
  UC482086  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City) Santa Monica Mountains Comment
  UC483089  Salix lasiolepis Frank W. Peirson 1932-3-3 9767 Los Angeles Arroyo Seco Canyon; banks of stream 396 Comment
  UCR223659  Salix lasiolepis R. G. Swinney 2009-6-12 11144 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
  RSA92644  Salix lasiolepis F. W. Peirson 1919-2-9 317 Los Angeles Fish Canyon, south base of San Gabriel Mountains 457 Comment
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Dec 10 2014
  SEINET12512726  Salix lasiolepis Unknown 1896-1 s.n. Los Angeles Avalon, Santa Catalina Island;Channel Islands;;; Comment
  SBBG21945  Salix lucida subsp. lasiandra P. H. Raven 1962-5-20 17790 Los Angeles Cape Cyn Comment
  UC506427  Salix melanopsis Joseph Andorfer Ewan 1932-6-15 7306 Los Angeles Chilao San Gabriel Mts., Chilao 1615 Comment
  POM362908  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles San Antonio Mountains: Pine Mt. 2591 Comment
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Jan 26 2011
  RSA0088140  Salsola tragus Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 817 Los Angeles Santa Catalina Island. Along road to White's Landing, 1.6 road miles inland from beach. 152 Comment
  RSA444927  Salsola tragus R. Bardell 1930-01 s.n. Los Angeles El Segundo. Comment
  RSA549170  Saltugilia splendens subsp. grantii T. S. Ross, Peter Fritsch 1990-6-20 3649 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA584774  Saltugilia splendens subsp. grantii T. S. Ross 1992-7-17 6729 Los Angeles Saddle E of Condor Peak summit. 1563 Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  RSA145205  Salvia apiana Alice Ann Webb 1961-2-9 771 Los Angeles Mills Ave and Base Line, SW corner, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 396 Comment
  SFV15600  Salvia apiana K. C. Molina, K. L. Garrett 1992-5-2 5 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  RSA442821  Salvia apiana William Emboden 1969-5-28 4 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442838  Salvia apiana William Emboden 1969-5-28 24 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442849  Salvia apiana William Emboden 1969-5-28 39 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  CATA3368  Salvia columbariae Peter J. Dixon 2016-3-24 042 Los Angeles Santa Catalina Island: N ridge of Sweetwater Canyon, near FAR fenceline, 1500 m west southwest of summit of Banning Mt. 249 Comment
  SFV15594  Salvia columbariae K. C. Molina, K. L. Garrett 1992-5-10 10 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  SFV3208  Salvia dorrii P. G. Kilburn 1958-4-12 718 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
  UC520189  Salvia dorrii var. pilosa H. Anderson 1932-5-8 Los Angeles Hungry Valley Comment
  LA82013  Salvia leucophylla O. H. Kappler; 1940-5-19 17 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA727070  Salvia leucophylla Jay Walker, R. C. Walker 3190 Los Angeles NW of Castaic Lake. Along Ridge Route, 1.0 miles south of Templin road. Comment
  SBBG71106  Salvia leucophylla M. N. Ackley 1927-5-29 452 Los Angeles Mulholland Drive 457 Comment
  CAS-BOT-BC229928  Salvia mellifera Javier Penalosa 1961-5-21 1517 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC233313  Salvia mellifera R. F. Hoover 1968-6-6 11149 Los Angeles Summit of Santa Monica Mts. just west of Sepulveda Blvd. Comment
  CATA58  Salvia mellifera USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 36 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA434119  Salvia mellifera Bonnie C. Templeton 1929-7-23 s.n. Los Angeles Wash. Head of Pacoima Canyon, Angeles National Forest. Comment
  RSA545259  Salvia mellifera D. Propst, M. Hoefs 1973-3-3 12 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 305 Comment
  UCR259978  Salvia mellifera R. G. Swinney 2010-2-27 11769 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR274112  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles California Islands, Santa Catalina Island, west side of Avalon Canyon drainage, along north rim of Quail Canyhon, just west of Los Angeles Counthy Fire Station 79 Comment
  RSA126688  Salvia spathacea H. J. Thompson 1959-5-24 1998 Los Angeles Santa Monica Mountains: 0.8 miles north of Coast Highway. Tuna Canyon. 91 Comment
  RSA764313  Sambucus caerulea Doris Bowers 1957-5-12 516 Los Angeles Arroyo Seco, Pasadena 305 Comment
  RSA719494  Sambucus mexicana Gary Kovnat, LeRoy Gross 2003-4-13 42 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA738056  Sambucus mexicana Jane Snyder 1966-5-10 6 Los Angeles San Rafael Hills 213 Comment
  RSA747355  Sambucus mexicana R. G. Swinney 2008-6-9 8955 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA754239  Sambucus mexicana Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1762 Los Angeles Turnbull Canyon, Turnbull Canyon Road 308 Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  UCR271893  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-7 12592 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR19569  Sanicula arguta Tema S. Clare 1929-3-3 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  UC21334  Sanicula bipinnata A. J. McClatchie 1893-3-30 1 Los Angeles near Pasadena Comment
  UCR213235  Sanicula bipinnata Dan S. Cooper 2010-4-9 20100409- 27 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  SEINET13945255 Image available Sanicula tuberosa Peter H. Raven, Henry J. Thompson 1959-1 13928 Los Angeles Just to east of Malibu Junction, Santa Monica Mountains; 800 ft. 34 deg. N, 118-119 deg. W 244 Comment
  JEPS43807  Saxifraga californica Frank W. Peirson 1919-4-19 373 Los Angeles Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 533 Comment
  RSA604200  Schedonorus arundinaceus L. C. Wheeler 1972-5-21 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just inside National Forest Boundary. Comment
  CAS-BOT-BC239929  Schismus arabicus J. Von Loh 1978-7-11 3376 Los Angeles Edwards AFB Comment
  RSA653694  Schismus barbatus Valerie L. Soza, Laura Moore 2000-5-10 862 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 579 Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  SEINET10320463  Schoenoplectus americanus G. B. Grant 4893 Los Angeles Los Angeles Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  IRVC28715  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  RSA651583  Scirpus microcarpus Marion P. Harthill 1974-5-23 s.n. Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  UCR277211  Scrophularia californica R. G. Swinney 2010-5-25 12932 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  SBBG131972  Scrophularia villosa S. A. Junak 1990-11-9 SCI 138 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  RSA445365  Scutellaria tuberosa Anstruther Davidson 1890-3-30 s.n. Los Angeles Ravine near L.A. River Comment
  RSA613295  Selaginella asprella Louis Cutter Wheeler 1932-12-17 1453 Los Angeles The Hogback, San Antonio Canyon 1158 Comment
  LA200009  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-19 1748 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3.5 mi from mouth of canyon. 304 Comment
  UC62416  Selaginella bigelovii J. H. Barber 1897-3-26 Los Angeles Santa Monica Canyon Comment
  RSA473122  Senecio aphanactis Blanche Trask 1901-1 s.n. Los Angeles Catalina Island. Avalon. Comment
  RSA670370  Senecio douglasii B. C. Templeton, H. J. Andrews 1938-6-22 1704 Los Angeles Shoemaker Canyon, near Valyermo. Comment
  CAS-BOT-BC333083  Senecio flaccidus var. douglasii Alice Eastwood 1919-6-21 9054 Los Angeles San Fernando Comment
  CHSC20917  Senecio flaccidus var. douglasii Robert A. Schlising 1971-10-19 3003 Los Angeles Lopez Canyon north of Pacoima. Comment
  POM306344  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1937-8-2 1426 Los Angeles Altadena Comment
  RSA472946  Senecio flaccidus var. douglasii Tom Burch 1940-9-22 s.n. Los Angeles Redondo Beach, sand hills south end of town Comment
  UC205604  Senecio flaccidus var. monoensis I. M. Johnston 1917-8-23 1678 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork (southern California) 1524 Comment
  CAS-BOT-BC341199  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Santa Catalina Island: Middle Ranch 213 Comment
  CATA1457  Senecio lyonii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2641 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA661016  Senecio lyonii Orlando Mistretta 1992-4-5 156 Los Angeles Guds, San Clemente Island. Comment
  SD52848  Senecio lyonii Peter H. Raven 1962-4-10 17188 Los Angeles San Clemente Island, hillside above Wilson Cove 105 Comment
  SDSU496  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area; San Clemente Island. Comment
  UCR131800  Senecio lyonii George B. Grant, Walter Wheeler 1904-4-23 6134 Los Angeles Channel islands, Santa Catalina Island 488 Comment
  RSA729681  Senna artemisioides R. G. Swinney 1999-4-8 7073 Los Angeles Claremont, Cobal Canyon c. 0.5 mi. NE of con confluence with Burbank Canyon. Chaprral. 488 Comment
  SBBG133139  Sesuvium verrucosum S. A. Junak 1996-4-12 SCI- 295 Los Angeles E side of Skink Alley Rd, in swale N of Pk 59, with building 60166, 1 mi NE of San Clemente Ridge Rd 140 Comment
  RSA629702  Setaria parviflora L. C. Wheeler 1967-7-6 9940 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  RSA678887  Sibara filifolia Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 154 Los Angeles San Clemente Island. SHOBA (Shore Bombardment Area) S. of buds. West of Willies Saddle cf. ridge. 171 Comment
  RSA782018  Sidotheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles Liebre Mountains. Road 7N23 1484 Comment
  JEPS50922  Silene antirrhina Frank W. Peirson 1919-5-14 421 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  SBBG134045  Silene antirrhina R. Burgess, P. Munro 2005-5-18 6861 Los Angeles W side of Westlake Blvd, top of 1st Hill S of Ventura County line, Santa Monica Mtns 426 Comment
  RSA477861  Silene gallica L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA477877  Silene gallica Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA535308  Silene gallica Timothy S. Ross 1991-5-21 5377 Los Angeles San Clemente Island: recent burn between Box and Horse Canyons; 1.2 - 1.25 miles SSW from north-south axis road seperating just NW of Thirst. (just NE of small knoll). 483 Comment
  RSA762297  Silene gallica Orlando Mistretta, Christine Mistretta 2008-5-6 2663 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  CAS-BOT-BC174894  Silene laciniata Peter H. Raven 1956-6-17 9424 Los Angeles N.W. of Sunset Blvd. at Sepulveda Blvd., Santa Monica Mts. Comment
  SFV1227  Silene laciniata subsp. laciniata P. G. Kilburn 1958-5-6 778 Los Angeles Santa Susana Mountains Iverson Ranch. 1.5 miles north of Chatsworth. 457 Comment
  SFV16953  Silene parishii J. N. Hogue, P. Wilson 1997-6-27 88 .1 Los Angeles San Gabriel Mountains Highway 2, mile marker 59.25. 2012 Comment
  CAS-BOT-BC175111  Silene verecunda L. R. Abrams 1901-7-10 1887 Los Angeles Summit of Mt Wilson Comment
  RSA0013170  Silene verecunda subsp. platyota Orlando Mistretta, Christine Mistretta 2011-6-23 5745 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UC8494  Silene verecunda subsp. platyota J. H. Barber 1897-7-11 257 Los Angeles Summit Mt. Gleason summit Mt. Gleason (Southern California) Comment
  RSA226904  Silene verecunda subsp. platyota R. F. Thorne 1971-8-25 41241 Los Angeles summit of Mt. Baden Powell toward S ridge on crest at top. 2834 Comment
  RSA762384  Sisymbrium irio R. G. Swinney 2009-3-12 10100 -A Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  POM293230  Sisymbrium irio Lyman Benson 1948-3-27 12858 Los Angeles Claremont. 366 Comment
  RSA724772  Sisymbrium officinale K. Dobry 1991-5-2 590 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA675864  Sisymbrium orientale LeRoy Gross 2003-3-7 768 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
  UCR194187  Sisyrinchium R. G. Swinney 1998-7-29 6530 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UCD138839  Sisyrinchium bellum A. C. Sanders 2005-5-11 30150 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Cyns. 610 Comment
  UCR259090  Sisyrinchium bellum R. G. Swinney 2010-9-9 13757 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  POM1753  Sisyrinchium bellum I. M. Johnston 1918-5-5 1888 Los Angeles Trumbull Canyon, Puente Hills 30 Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  LA51799  Solanum douglasii Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA81978  Solanum douglasii O. H. Kappler; 1944-2-12 543 Los Angeles 7 Comment
  RSA422391  Solanum douglasii T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  IRVC28691  Solanum elaeagnifolium A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25473 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  JEPS12134  Solanum umbelliferum John Thomas Howell 1928-5-4 3775 Los Angeles Monrovia Canyon; San Gabriel Mountains, Monrovia Canyon Comment
  RSA595880  Solanum umbelliferum Tim S. Ross, Victor W. Steinmann 1995-5-8 8534 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  RSA596482  Solanum umbelliferum Louis C. Wheeler 1967-5-24 9718 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  UCR179734  Solanum umbelliferum R. G. Swinney, Dave Larson 1996-7-17 5136 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR209499  Solanum umbelliferum R. G. Swinney 2008-6-17 9032 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  CAS-BOT-BC156800  Solanum umbelliferum T. S. Ross; O. Mistretta 1993-5-27 7321 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  NY820380  Solanum xanti G. T. Hastings 1940-12-30 s.n. Los Angeles Bundy Drive Canyon - Los Angeles Comment
  RSA0069431  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA473610  Solidago californica George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon; mountain slope upper part of canyon. Comment
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Nov 13 2011
  RSA747684  Solidago californica R. G. Swinney 2001-8-27 8111 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
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Oct 25 2012
  RSA697313  Solidago occidentalis Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  UCR154366  Soliva sessilis A. C. Sanders 2005-5-1 29836 Los Angeles Los Angeles Natural History Museum, Exposition Park, Los Angeles 53 Comment
  CAS-BOT-BC374608  Sonchus oleraceus C. W. Tilforth 1969-7-17 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  RSA604492  Sorghum halepense L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment