Search Results — 2000 specimen records retrieved (1583 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD84838  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles San Clemente Island; Pyramid Cove. Comment
  UC7609  Abronia maritima J. H. Barber 1907-1-25 Los Angeles So. Santa Monica Comment
  UCR68939  Abronia umbellata Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4251 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA0025883  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island. China Point. Comment
  RSA639733  Acacia baileyana L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mountains: Millard Canyon 426 Comment
  CDA3983  Acacia cyclops A. C. Sanders 1986-7-3 6804 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd., Pacific slope. Comment
  SEINET946799  Acacia longifolia W. G. Spaulding 1972-1 s.n. Los Angeles Hills 2 miles SSW of La Canada, 10 miles NE of Los Angeles, Flintridge Foothills 549 Comment
  UCR149444  Acacia saligna A. C. Sanders, D. Malueg 2001-5-17 24318 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  CAS-BOT-BC219675  Acanthomintha obovata subsp. cordata Steven M. Kaune 1962-6-13 385 Los Angeles About 15-20 miles south of Tejon Pass on route toward Castaic, off Hwy. 99 just south and above Oso Canyon, sw end of Tehachapi Mountains 914 Comment
  RSA76987  Acer macrophyllum F. W. Peirson 1919-4-5 107 Los Angeles Sierra Madre trail to Mt. Lowe. Comment
  RSA0048298  Acer macrophyllum Elwood Fordham 1951-4-18 s.n. Los Angeles Topanga. 60 Comment
  SEINET5712609  Achillea millefolium var. borealis Elizabeth M. Harris 1988-1 751 Los Angeles Cultivated plant at the Rancho Santa Ana Botanic Gardens in Claremont.; Rancho Santa Ana Botanic Garden Comment
  SEINET7593345 Image available Achnatherum coronatum H. E. Hasse 1893-1 Los Angeles Santa Monica Range Comment
  RSA522435  Achnatherum parishii Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4016 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy., Tujunge Ranger District. 1646 Comment
  RSA762730  Achnatherum parishii subsp. parishii R. G. Swinney 2008-9-4 9416 Los Angeles Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  RSA585434  Achnatherum speciosum Timothy S. Ross, Steve Boyd 1990-5-31 2728 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA713722  Achnatherum speciosum LeRoy Gross 2005-4-28 2142 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA730248  Achnatherum speciosum R. G. Swinney 1999-6-5 7268 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  RSA733169  Achnatherum speciosum R. G. Swinney 1998-8-1 6604 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  RSA416301  Achyrachaena mollis M. B. Dunkle 1939-4-6 7307 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SDSU4345  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-3-18 292 Los Angeles San Clemente Island. Comment
Read comments
May 16 2008
  UCD104218  Acmispon maritimus A. D. Gifford 1935-3-15 452 Los Angeles Seven miles south-east of Whitaker Peak. 548 Comment
  LA200522  Acmispon maritimus var. maritimus Norman A. Cole; May 1964 367 Los Angeles 518 Comment
  CATA1837  Acmispon micranthus Denise Kraus 2000-4-27 16 Los Angeles Santa Catalina Island: (Goat Harbor burn area) On eastern side of large, obvious rocky outcrop which is on western fuel break road. At GHB Transect 15 381 Comment
  SD232249  Acmispon nevadensis var. davidsonii Valerie Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Transverse Ranges; San Gabriel Mountains region: Blue Ridge just west of Guffy Camp, on ridgetop and slopes abbove FS Road 3N06. 2530 Comment
  UCD104372  Acmispon strigosus James Dilley; Jaime Kneitel 1997-2-23 s.n. Los Angeles Angeles National Forest, Big Tujunga Canyon Rd. near jct. Trail Cyn. Comment
  RSA0080970  Acourtia microcephala R. G. Swinney 2010-4-28 12408 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
  UC63371  Acourtia microcephala Ernest Braunton 1902-6-7 527 Los Angeles Elysian Park Comment
  LA52128  Adenostoma fasciculatum Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA390574  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1933-6-17 3588 Los Angeles San Antonio River Canyon 915 Comment
  CAS-BOT-BC139853  Adenostoma sparsifolium K. Kneen 1933-8-25 s.n. Los Angeles Foot of Saddle Peak, Santa Monica Mts. Comment
  RSA453176  Adenostoma sparsifolium Wm. Martin 1971-8-5 s.n. Los Angeles About 1/2 mile west of Stunt Canyon; Santa Monica Mts. Comment
Read comments
May 8 2014
  SD234215  Adiantum capillus-veneris R. G. Swinney 1998-7-30 6599 Los Angeles San Gabriel Mtns: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon (Mount Baldy 7.5' Q) 975 Comment
  UCR243006  Adiantum capillus-veneris R. G. Swinney 2009-8-6 11508 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR124465  Adiantum jordanii I. W. Clokey, B. C. Templeton 1929-1 4538 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR194589  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UCR23352  Adiantum jordanii John C. Roos 1942-4-18 1084 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  RSA670697  Adiantum jordanii B. C. Templeton 1968-2-2 11384 Los Angeles Near the Isthmus, Santa Catalina Island. Comment
  UCR192042  Agoseris heterophylla A. C. Sanders 2008-4-17 34945 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  UC768681  Agoseris heterophylla var. cryptopleura R. F. Hoover 1938-4-16 3117 Los Angeles near Bailey's; Upper Antelope Valley Comment
  RSA710600  Agoseris retrorsa R. K. Brummitt 1998-5-24 20016 Los Angeles San Gabriel Mountains, Cow Canyon, Glendora Ridge Road 1300 Comment
  RSA156039  Agrostis exarata P. H. Raven 1962-5-21 17814 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon 198 Comment
  UC205252  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles Prairie Fork San Antonio Mountains 2133 Comment
  RSA0064053  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 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
  RSA582971  Alchemilla occidentalis Tim S. Ross, Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island. Upper E side of Cottonwood Canyon Drainage, ca. 980 m WNW of Black Jack Mtn. Summit 470 Comment
  RSA601139  Aleurites fordii L. C. Wheeler 1946-6-28 6218 Los Angeles Los Angeles. East side St. Andrews St. south of San Marino St. (2nd or 3rd house, east side). Comment
  SEINET10953604  Allium ampeloprasum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2527 Los Angeles The Farmers Market, 6333 3rd St. Stand: The Fruit Company. Comment
  POM1638  Allium burlewii I. M. Johnston 1917-7-4 1484 Los Angeles head of San Antonio Canyon. 2439 Comment
  POM13510  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles 0.5 mile east of Big Pines, San Gabriel Mtns. 2027 Comment
  CAS-BOT-BC469354  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1091 Comment
  UCR108205  Allium haematochiton Steve Boyd, Valerie Soza 1998-4-28 10154 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  POM74741  Allophyllum glutinosum H. E. Hasse 1890-05 s.n. Los Angeles Hills and plains. Comment
  SBBG118999  Allophyllum glutinosum M. Honer 2004-6-22 1984 Los Angeles San Antonio Cyn, Mt Baldy Rd between Spruce Cyn and the "Hog Back"; T1N R8W S1 and S 12 260 Comment
  SEINET12876884 Image available Alternanthera philoxeroides Unknown 1965-9-23 14171 Los Angeles 0.2 mi. N. of flood gates of Whittier Narrows Dam, W. of Rosemead Blvd., E. bank of the Rio Hondo, just E. of Montebello. Comment
  RSA591559  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mountains, north fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon. 930 Comment
  UCR220067  Amaranthus albus R. G. Swinney, Jane Strong 2009-4-21 10427 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  POM324028  Amaranthus albus Greg Wright 1971-6-28 209 Los Angeles San Dimas Canyon Rd. at San Dimas Canyon Golf course, S intersection Caballo Ranch Rd. 365 Comment
  SBBG72685  Amaranthus blitoides R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA404562  Amaranthus retroflexus Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC126768  Amblyopappus pusillus A. C. Sanders; Lee Jones 2005-4-8 29361 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA416874  Amblyopappus pusillus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA416881  Amblyopappus pusillus George B. Grant, Wheeler 1904-5-7 38 Los Angeles Glendora. Comment
  SBBG31537  Amblyopappus pusillus R. M. Beauchamp 1967-3-17 250 Los Angeles E of Wilson Cove Comment
  SBBG42241  Amblyopappus pusillus M. B. Dunkle 1939-4-5 7268 Los Angeles China Pt Comment
  UC468991  Amblyopappus pusillus R. L. Pendleton 1909-7-2 1376 Los Angeles road e of Avalon; Santa Catalina Island 9 Comment
  CDA33942  Amblyopappus pusillus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UCR164531  Ambrosia acanthicarpa T. B. Salvato, Sandra Murcia 2005-11-1 1250 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  UCSB7143  Ambrosia acanthicarpa Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon 426 Comment
  SBBG31366  Ambrosia chamissonis R. F. Thorne with P. C. Everett 1965-5-11 34552 Los Angeles behind N beach at Little Harbor 1 Comment
  SFV3667  Ambrosia psilostachya K. A. Wilson 1963-10-24 1303 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  RSA725839  Amelanchier pallida R. G. Swinney 1997-7-16 5661 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  UCSB2964  Amorpha californica Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  RSA0056379  Amorpha californica L. Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout. Comment
  RSA593500  Amorpha californica var. californica Steve Boyd, Michael Wall 1996-5-16 8767 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  LA40187  Amsinckia intermedia A. M. Johnson; 1928-2-16 124 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG63531  Amsinckia intermedia R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR270050  Amsinckia intermedia R. G. Swinney 2011-3-17 14119 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA166081  Amsinckia intermedia E. R. Blakley 1963-12-8 6411 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 15 Comment
  RSA536080  Amsinckia intermedia Tim Ross 1991-5-21 5425 Los Angeles San Clemente Island. Upper reaches of Box Canyon, SW side of the island. 366 Comment
  RSA614819  Amsinckia menziesii Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  POM8032  Amsinckia menziesii var. menziesii P. A. Munz 1920-3-17 3345 Los Angeles Lone Hill, San Dimas. 305 Comment
  UC723857  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  UCR255804  Amsinckia tessellata R. G. Swinney 2010-5-12 12752 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA616150  Anagallis arvensis Valerie L. Soza 1998-5-3 96 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 412 Comment
  RSA723214  Anagallis arvensis LeRoy Gross 2007-5-2 2666 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  RSA545245  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 21 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  UCR67654  Ancistrocarphus filagineus L. C. Wheeler 1967-5-9 9414 Los Angeles San Gabriel Mtns., Aliso Canyon 945 Comment
  UCR99478  Ancistrocarphus filagineus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9466 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  RSA741418  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles Big Tujunga Canyon, near road to Wildwood Picnic Area. On the N side of the road in vicinity of spring. 579 Comment
  CAS-BOT-BC400315  Anemopsis californica Volney Rattan 1887-6-1 s.n. Los Angeles San Anthonia Comment
  SEINET3129611  Anemopsis californica G. B. Grant 1904-4-23 Ex 43 Los Angeles Redondo Comment
  UCD129078  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles end of small canyon 1/2 mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  RSA425829A  Antirrhinum coulterianum Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  RSA425784  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA152112  Antirrhinum kelloggii Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  POM156536  Antirrhinum multiflorum L. R. Abrams 1902-7-1 2630 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. 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
  RSA713830  Antirrhinum multiflorum Valerie Oriol 2003-12-18 s.n. Los Angeles Angeles National Forest, San Dimas Experimental Forest; watershed 0516 off the Glendora Ridge Rd. within a mle of Tanbark Flats. 762 Comment
  SD107884  Antirrhinum nuttallianum subsp. subsessile Mark Hoefs, Doug Propst 1973-5-4 227 Los Angeles Santa Catalina Island; by Thompson Dam, Middle Canyon 213 Comment
  JEPS27405  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven and Henry J. Thompson 1960-5-16 15387 Los Angeles ridge e Temescal Canyon; Santa Monica Mountains 243 Comment
  CATA2977  Aphanisma blitoides Peter J. Dixon 2015-2-17 005 Los Angeles Santa Catalina Island: Ragger's Point, North Ridge of Cottonwood Canyon 260 m East of Pacific Ocean, West of Two Harbors Rd. Growing on midden. Aspect; South 190 85 Comment
  LA103205  Apium graveolens Barry A. Prigge; 1985-6-14 6416 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 597 Comment
  RSA772365  Apocynum cannabinum R. G. Swinney 2009-5-9 10710 Los Angeles Azusa, Van Tassel Canyon near San Gabriel River confluence, 1.3 miles north of Foothill Blvd. on west side of El Encanto Parkway 207 Comment
  UCR51800  Apocynum cannabinum Woodward 1933-1 s.n. Los Angeles El Segundo 40 Comment
  RSA588086  Apocynum cannabinum Orlando Mistretta 1994-5-25 1256 Los Angeles Little Rock Creek, near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  UCR271862  Arabis sparsiflora R. G. Swinney 2011-6-23 15321 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
  SEINET11992702  Arbutus unedo Unknown 1945-1 s.n. Los Angeles Altadena Comment
  RSA578196  Arceuthobium occidentale Tim S. Ross, Steve D. Boyd 1994-9-21 8320 Los Angeles Sandberg: low, rounded knoll ca 150-260 m SW of town 1280 Comment
  POM244823  Arctostaphylos catalinae F. R. Fosberg 1931-5-19 S 4919 Los Angeles Santa Catalina Island. Head of Swain's Canyon, base of Blackjack Mountain 350 Comment
  POM311089  Arctostaphylos catalinae Reid V. Moran 1949-2-8 3153 Los Angeles Santa Catalina Island. Canyon above Whites Landing 457 Comment
  RSA233610  Arctostaphylos catalinae R. F. Thorne 1970-3-5 39356 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 396 Comment
  SD112060  Arctostaphylos catalinae Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; east slope of Black Jack Mountain road. Comment
  UC876554  Arctostaphylos catalinae F. R. Fosberg 1931-5-19 S 4919 Los Angeles head Swain's Canyon (foot of mt.); Santa Catalina Island, Black Jack Mt. 350 Comment
  RSA626728  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22112 Los Angeles Glendora Ridge Road, 7 km southwest of Baldy Road. 1410 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
  CAS-BOT-BC23241  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 1219 Comment
  UCR149327  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 1998-3-14 5905 Los Angeles San Gabriel Mtns., Potato Mountain, NW of Upland 1043 Comment
  UCR98733  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mtns., easterly and southeasterly slopes to the SW of Crystal Lake. 1829 Comment
  RSA584694  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-8 2974 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA626787  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20197 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631213  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21973 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  SJSU2311  Arctostaphylos glandulosa subsp. mollis H. A. Jensen 1933-3-20 Los Angeles E Fork, San Dimas Canyon, Angeles Forest 1463 Comment
  UC1137486  Arctostaphylos glandulosa subsp. zacaensis P. L. Johannsen 1934-1-30 257 Los Angeles head of canyon on Mulholland Drive Calabasas Quadrangle, Santa Ynez Canyon Comment
  RSA631529  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15994 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA651552  Arctostaphylos glauca Claude T. Powers 1949-01 s.n. Los Angeles In original spot but now an ornamental. 5050 Angeles Crest. La Canada. 512 Comment
  RSA0087360  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15750 Los Angeles Santa Clara Divide Rd. (3N17), 2 km off Sand Canyon Rd., San Gabriel Mountains. 900 Comment
  RSA597120  Arctostaphylos parryana T. S. Ross 1990-6-22 s.n. (post 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA635073  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20378 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635145  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20559 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635176  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20560 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  CAS-BOT-BC42168  Arctostaphylos patula F. W. Pierson 1920-5-29 s.n. Los Angeles Icehouse Canyon 1981 Comment
  CAS-BOT-BC293695  Arctostaphylos pungens Jim Shevock 1971-3-15 789 Los Angeles G-3 Rd; Angeles Forest Hwy 1280 Comment
  UCR188924  Arenaria macradenia R. G. Swinney 1998-5-16 6100 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR190798  Arenaria macradenia R. G. Swinney 2001-5-18 7938 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  UCR95585  Arenaria macradenia var. arcuifolia Steve Boyd, Mark Elvin, V. Jotikasthira 1996-6-25 8895 Los Angeles Liebre Mountains, N slope of Sawmill Mtn., along 7N08 c. 2.2 mi north of jct with 7N23. 1463 Comment
  RSA300697  Arenaria macradenia var. arcuifolia J. R. Shevock 1974-7-19 3735 Los Angeles Messenger flats near Mt. Gleason Comment
  UCR101512  Arenaria macradenia var. kuschei Steve Boyd, T. S. Ross, Laura A. Moore, Valerie Soza 1997-7-8 10012 Los Angeles San Gabriel Mtns., Upper N flank of Liebre Mountain at head of Tenrock Canyon along dirt track near FS wildlife drinker site 1585 Comment
  UCR282670  Aristida adscensionis Dan S. Cooper 2017-4-13 417- 26 Los Angeles Cornell Corners, ridge east of Kanan Rd. & Cornell Rd. 283 Comment
  RSA0112073  Aristida adscensionis Steven A. Junak 2000-5-18 SCa- 1297 Los Angeles Santa Catalina Island. W side of 4th of July Cove. 36 Comment
  UCR108635  Armoracia rusticana L. C. Wheeler 1976-8-4 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles river: east of the levee at Long Beach Blvd, Long Beach 5 Comment
  LA210515  Artemisia californica Louis C. Wheeler; 1931-11-20 365 Los Angeles SAN GABRIEL MOUNTAINS, 2 mi. N of Claremont. 411 Comment
  POM244222  Artemisia californica F. R. Fosberg 1931-12-10 7156 Los Angeles Pebble [Pebbly] Beach Canyon, lf. fk. Santa Catalina Island. 20 Comment
  SBBG12904  Artemisia californica E. R. Blakley 1962-10-3 5386 Los Angeles head of Swain's (Swain) Cyn and the island rd 396 Comment
  UC29661  Artemisia californica J. H. Barber 1897-9-19 284 Los Angeles Santa Monica Exp't Station Comment
  RSA0082597  Artemisia douglasiana R. G. Swinney 2010-8-30 13630 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0103475  Artemisia douglasiana R. G. Swinney 2011-10-18 15810 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1021 Comment
  UCR212822  Artemisia douglasiana Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1834 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  POM249898  Artemisia dracunculus Gaines 1939-08 s.n. Los Angeles Near U.C.L.A. Campus, Westwood. 591 Comment
  CAS-BOT-BC93652  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  UC1190082  Artemisia tridentata H. J. Thompson 1951-1-1 1425 Los Angeles 2 mi wnw Saugus (along Saugus-Newhall Ranch cut-off, high banks above river); Santa Clara River 304 Comment
  CAS-BOT-BC97274  Artemisia tridentata subsp. parishii J. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley Comment
  CAS-BOT-BC97279  Artemisia tridentata subsp. parishii J. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley Comment
  POM290512  Artemisia tridentata subsp. tridentata Lyman Benson 1949-11-7 14285 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 1219 Comment
  RSA595637  Artemisia tridentata subsp. tridentata Steve Boyd, Lauren Raz 1996-10-8 9011 Los Angeles Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07. 1402 Comment
  POM246789  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 4888 Los Angeles Santa Catalina Island. Little Harbor. 5 Comment
  RSA0104765  Asclepias californica A. C. Sanders, Mark Elvin 2003-4-16 26046 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park. 366 Comment
  RSA529169  Asclepias californica T. S. Ross, Steve D. Boyd 1991-7-24 5640 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA595619  Asclepias eriocarpa L. C. Wheeler 1970-8-30 s.n. Los Angeles San Gabriel Mountains. Messenger Flat. 1768 Comment
  SFV2804  Asclepias fascicularis L. Imamura 1958-8-5 s. n. Los Angeles San Fernando Valley Canoga Park, south of Van Owen Street and west of Independence Ave. 305 Comment
  UC111288  Astragalus brauntonii Ernest Braunton May 1907 1281 Los Angeles Sherman Comment
  UC57474  Astragalus brauntonii J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  IRVC29651  Astragalus didymocarpus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26229 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  UCSB2994  Astragalus douglasii Ballard 1954-5-26 Los Angeles Near Claremont, north of Route 66, San Gabriel Mts. 259 Comment
  UC457222  Astragalus douglasii var. douglasii Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley, San Gabriel Mts. San Gabriel Mts., Swartout Valley Comment
  UCR232378  Astragalus lentiginosus var. albifolius Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7996 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, c. 120 m west of Sierra Hwy and 140 m north of Ave B, just N of a rectangular pond 703 Comment
  SD92001  Astragalus nevinii R. Mitchel Beauchamp, T. Oberbauer 1975-8-25 22704 Los Angeles San Clemente Island, NW end on sandy flat 4 Comment
  RSA415762  Astragalus trichopodus Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  POM1741  Astragalus trichopodus var. lonchus L. R. Abrams 1901-04 1187 Los Angeles Ballona Harbor, Los Angeles Comment
  UC1234758  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17794 Los Angeles Middle Canyon 2.9 mi above the Ranch (Santa Catalina Island); , Middle Canyon 243 Comment
  CAS-BOT-BC199094  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Near Newhall, Sand Canyon, San Gabriel Mts. 457 Comment
  RSA415701  Astragalus trichopodus var. phoxus Geo. L. Moxley 1916-6-16 494 Los Angeles Santa Susana Mountains. Comment
  UC13324  Astragalus trichopodus var. phoxus Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  POM122345  Atriplex Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  UCR18494  Atriplex argentea subsp. expansa G. Heintz 1973-1 s.n. Los Angeles along railroad tracks at 17th and Colorado, Santa Monica Comment
  SFV15338  Atriplex californica J. C. Dittes, P. Dittes 1990-3-17 55 Los Angeles Santa Monica Mountains El Matador State Beach trail. 18 Comment
  RSA452398  Atriplex californica G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  SEINET13383141 Image available Atriplex canescens R. G. Swinney 2010-1 13076 Los Angeles San Gabriel Mountains: Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  SBBG65415  Atriplex canescens var. canescens R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA557843  Atriplex confertifolia D. Charlton 1989-4-21 2885 Los Angeles B St. from 120th to 140th, Southern Border of Base. 701 Comment
  UC217009  Atriplex coulteri Dr. A. Davidson 1892-6-20 Los Angeles Catalina Island Comment
  RSA743657  Atriplex glauca R. E. Riefner Jr. 2006-1-21 6 -11 Los Angeles Port of Los Angeles, City of San Pedro, Cabrillo Beach along Via Cabrillo Marina Rd. near Shoshonean Rd. 10 Comment
  IRVC28700  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  UCR188676  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 02 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  RSA478283  Atriplex lentiformis subsp. breweri Anstruther Davidson 3289 Los Angeles E. Los Angeles. Comment
  UCD97501  Atriplex leucophylla Malcolm A. Nobs 1948-9-8 645 Los Angeles just west of Malibu. Comment
  CAS-BOT-BC180903  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
  SDSU19644  Atriplex pacifica Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2201 Los Angeles San Clemente Island, ca. 0.7 mile north-northwest of South Point, along ridge. 152 Comment
  POM50602A  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  UC221401  Atriplex phyllostegia H. M. Hall 1922-12-6 Los Angeles near Oban; Antelope Valley, near Oban Comment
  RSA65373  Atriplex serenana F. W. Peirson 1920-6-22 1818 Los Angeles Bassett, near El Monte. Comment
  LA1606  Atriplex triangularis Peter H. Raven; Henry J. Thompson 1959-9-6 14370 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 3 Comment
  POM121925  Atriplex watsonii Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA155796  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  CAS-BOT-BC146038  Avena barbata Geo. B. Grant 1905-4-9 87 Los Angeles Pasadena. Comment
  RSA450803  Avena barbata A. C. Sanders 1987-12-4 7575 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CATA714  Avena fatua Mark L. Hoefs 1991-5-3 1214 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  RSA151279  Avena fatua P. H. Raven 1962-4-9 17133 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA385414  Avena sativa F. R. Fosberg 1931-4-16 S- 4662 Los Angeles Eagles Nest, Middle Ranch Canyon; Santa Catalina Island. 180 Comment
  UC211178  Azolla filiculoides I. Johnston 1917-5-13 1030 Los Angeles El Monte Comment
  POM10012  Azolla filiculoides Philip A. Munz 1921-05 4554 Los Angeles Pool in South Hills, So. of San Dimas 426 Comment
  CAS-BOT-BC99628  Baccharis plummerae S. B. Parish; W. F. Parish 1881-10-1 1110 Los Angeles Santa Monica Comment
  CAS-BOT-BC106754  Baccharis salicifolia H. E. McMinn 1924-7-25 1327 C Los Angeles Catalina Island Comment
  LA94394  Baccharis salicifolia Harlan Lewis; 1940-2-24 1087 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  RSA608485  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA0034696  Baccharis salicifolia Carl B. Wolf 1932-5-10 s.n. Los Angeles Santa Catalina Isl. Avalon canyon, above the last almond orchard. 122 Comment
  RSA93206  Baccharis salicifolia F. W. Peirson 1904-9-5 s.n. Los Angeles Verdugo Canyon, Verdugo Mountains Comment
  UC55078  Baccharis salicina Miss E. D. Palmer Los Angeles Los Angeles Comment
  UCD97594  Bassia hyssopifolia Robert F. Thorne 1966-4-28 36193 Los Angeles Santa Catalina Island, on roadside near high school, Avalon. 30 Comment
  HSC87152  Berberis nevinii Steve Boyd, Dave Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP pump station #2, S of pump Comment
  SBBG31017  Beta vulgaris R. F. Thorne with P. C. Everett 1965-5-11 34538 Los Angeles N of and along Catalina Harbor Comment
  RSA712218  Bituminaria bituminosa Andrea Warniment, Pam De Vries 2005-3-24 ADW- 005 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Lannan Debris Basin, in foothills of San Gabriel Mtns., above the City of Sierra Madre. 317 Comment
  CAS-BOT-BC482078  Bloomeria crocea var. montana Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, N Los Angeles Co. Comment
  RSA477461  Boechera californica M. D. Proctor 1944-4-9 s.n. Los Angeles Santa Anita Canyon Comment
  CAS-BOT-BC14721  Boechera repanda I. Johnston 1917-7-3 1464 Los Angeles Upper San Antonio Canyon. 2286 Comment
  CATA403  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 529 Los Angeles Santa Catalina Island: Little Harbor, just behind sand dune 3 Comment
  SBBG56198  Bowlesia incana F. C. Boutin 1967-4-23 1674 Los Angeles Lemon Tank 304 Comment
  POM1587  Boykinia rotundifolia D. L. Crawford 1915-7-15 551 Los Angeles Palmer Canyon - Claremont. Comment
  RSA466775  Boykinia rotundifolia Elbert Benjamine 1929-5-26 191 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA584329  Boykinia rotundifolia T. S. Ross, Walter Appleby 1993-6-7 7368 -A Los Angeles W end of San Gabriel Mtns: Los Pinetos Spring 887 Comment
  SBBG127003  Boykinia rotundifolia A. Parikh, N. Gale 2011-7-15 3560 Los Angeles West Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 568 Comment
  UCR281286  Brassica geniculata R. G. Swinney 2014-5-8 16472 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UCR62242  Brassica kaber S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  UCR159809  Brassica nigra Phillip Robinson 1991-5-9 351 Los Angeles Los Angeles Basin region; San Gabriel Valley, Sycamore Canyon, 0.25 miles south of intersection of Beverly Blvd. & Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. [City of Industry, SW of Rio Hondo College, east of 605 Fwy] Comment
  PASA388  Brassica nigra Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  LA210054  Brassica rapa D. Dunn; 1941-2-22 687 Los Angeles 1 block S of Santa Monica Blvd on Westwood Blvd, West L.A Comment
  CAS-BOT-BC36738  Brassica rapa Joseph Andorfer Ewan 1932-2-20 7020 Los Angeles Between Stone Canyon at campus University of California. Comment
  CAS-BOT-BC100399  Brickellia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia Comment
  CHSC35172  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 miles NW of Newhall, NW of jct. of Hwy 5 and Hasley Canyon Road. 365 Comment
  JEPS18642  Brickellia californica J. Thomas Howell 1927-10-16 3156 Los Angeles trail between Sierra Madre and Santa Anita Canon Sierra Madre; San Gabriel Mts., Santa Anita Canon Comment
  JEPS18776  Brickellia californica Frank W. Peirson 1918-10-21 221 b Los Angeles West Fork San Gabriel River San Gabriel Mountains, West Fork San Gabriel River 1066 Comment
  PASA2162  Brickellia californica Frank W. Peirson 1924-10-26 Los Angeles Arroyo Seco 198 Comment
  RSA760718  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UC1930126  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  RSA678124  Brodiaea filifolia Valerie L. Soza, LeRoy Gross 2001-5-22 1242 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (less than 100 feet below). 473 Comment
  RSA582909  Brodiaea kinkiensis Mark A. Elvin, Gery Allan, Timothy S. Ross 1995-5-21 20 Los Angeles San Clemente Island: W side of island on upper terrace 1/4 mi. from Ridge Road to Stone Field Station. 244 Comment
  CAS-BOT-BC149340  Bromus arizonicus G. B. Grant 1901-5-14 s.n. Los Angeles Pasadena. Comment
  RSA596062  Bromus carinatus L. C. Wheeler 1970-5-22 s.n. Los Angeles Los Angeles. Lyon and Vignes St. Comment
  CAS-BOT-BC149578  Bromus carinatus var. carinatus I. M. Johnston 1917-6-15 1295 Los Angeles San Antonio Mountains. San Antonio Canyon (Spring Hill). 1295 Comment
  UCR259907  Bromus diandrus R. G. Swinney 2010-3-18 11989 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  SD181773  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles LA Basin region, Verdugo Mtns, N side, Hostetter Mtn Way, off of La Tuna Cyn Rd; Burbank [quad]. Near a seep along dirt fire road, on N-facing slope. Above the seep on a steep dry cliff & slope that appears to have moisture creep. 671 Comment
  UCR86828  Bromus hordeaceus Scott D. White 1995-4-27 2962 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
  UCD58851  Bromus inermis Robert F. Thorne; M. Z. Thorne 1967-7-19 37165 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  UC905482  Bromus laevipes F. R. Fosberg 1931-4-7 S 4501 Los Angeles Santa Catalina Island, Hamilton Beach Hamilton Beach; Santa Catalina Island, Hamilton Beach 10 Comment
  UCR51321  Bromus rubens A. C. Sanders 1988-2-3 7606 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC161407  Bromus tectorum A. D. E. Elmer 1902-7-1 s.n. Los Angeles Acton. Comment
  RSA0019719  Bromus tectorum Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4842 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna 1119 Comment
  RSA0093471  Bromus tectorum Richard G. Swinney 2011-6-7 15064 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA0019966  Bromus tectorum Gary D. Wallace, Ann Hiller 1983-5-18 2060 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  LA200783  Calandrinia breweri Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA202290  Calandrinia breweri Arthur C. Gibson; 2005-4-20 5040 Los Angeles Comment
  UCR205115  Calandrinia ciliata R. G. Swinney 2008-4-16 8677 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  RSA533914  Callitriche marginata T. S. Ross 1991-5-18 5187 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  SD90428  Callitriche marginata Robert F. Thorne 1966-4-17 36088 Los Angeles San Clemente Island; muddy margin of small reservoir between Boulder & Horton, northeast side of island. 490 Comment
  UCSB249  Calocedrus decurrens Wedberg, Lee 1954-5-24 Los Angeles Charlton Flat, L.A Co.; Middle mountain forest 1676 Comment
  LA210885  Calocedrus decurrens Arthur C. Gibson; Hanan Abels Sullivan, Tarja Sagar 2009-6-19 5252 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, near culvert beneath trail, Buldog Trail. Comment
  JEPS17844  Calochortus albus I. W. Clokey and E. G. Anderson 1935-5-9 6544 Los Angeles San Dimas Canyon Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  LA1844  Calochortus catalinae Bonnie Templeton; 1939-4-19 4587 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Huntington Palisades. 60 Comment
  UCR140430  Calochortus catalinae June Latting 1958-5-11 288 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  UCR129358  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon 590 Comment
  CAS-BOT-BC132341  Calochortus clavatus Gale Sphon 1959-5-9 329 Los Angeles 1.7 miles northeast of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA0050050  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -018 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1097 Comment
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  SBBG57686  Calochortus kennedyi Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  SBBG121868  Calochortus kennedyi var. kennedyi A. Parikh, N. Gale 2005-5-13 768 Los Angeles North Sierra Pelona, 1.2 km S of California Aqueduct, 3.3 km W of St Hwy 14 990 Comment
  RSA377428  Calochortus plummerae Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles Comment
  RSA660182  Calochortus plummerae Orlando Mistretta 1993-1-19 657 Los Angeles Transverse Ranges; San Gabriel Mts region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA660447  Calochortus plummerae Orlando Mistretta 1992-6-26 624 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. 1595 Comment
  RSA682306  Calochortus plummerae LeRoy Gross, Valerie Soza 2003-5-15 1052 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 518 Comment
  RSA134728  Calochortus splendens Percy C. Everett 1959-6-29 23867 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  RSA0040379  Calyptridium monandrum R. G. Swinney 2010-5-11 12662 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  UCR272946  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCR258499  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  POM3537  Calystegia macrostegia subsp. arida Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  LA200372  Calystegia macrostegia subsp. cyclostegia Jonathan Sauer; S. Modry 1969-1-31 4378 Los Angeles SANTA MONICA MOUNTAINS, Point Dume 3 Comment
  CAS-BOT-BC215752  Calystegia macrostegia subsp. intermedia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  RSA678203  Calystegia macrostegia subsp. intermedia Valerie L. Soza, LeRoy Gross 2001-5-14 1211 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UC1594356  Calystegia macrostegia subsp. intermedia Tim Ross, Mathew Bell 1992-3-22 6051 Los Angeles w side of Yerba Buena Road ca 360m nnw of intersection with Mulholland Highway (Santa Monica Mountains); Triunfo Pass Quad., Santa Monica Mountains 487 Comment
  UCR219480  Calystegia macrostegia subsp. intermedia R. G. Swinney 2009-3-26 10173 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA71122  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1923-5-21 3516 Los Angeles Fish Canyon 914 Comment
  CAS-BOT-BC215914  Calystegia peirsonii Lauren Raz; Steve Boyd 1997-5-1 9679 Los Angeles Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-souteast of Lincoln Crest, the head of Bouquet Canyon, Liebre Mountains 1511 Comment
  UC23202  Calystegia peirsonii J. Burtt Davy May 9 1896-May 24 1896 2304 Los Angeles near Palmdale (Antelope Valley); , near Palmdale Comment
  RSA762257  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-2 2599 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA724374  Camissonia K. Dobry 1990-3-25 d- 390 Los Angeles Simi Hills at Dayton Canyon. Comment
  IRVC26435  Camissonia bistorta A. C. Sanders 2003-4-29 25699 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA465667  Camissonia bistorta Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA507987  Camissonia bistorta Steve Boyd, T. S. Ross 1988-4-28 2242 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA613089  Camissonia bistorta M. E. Siqueiros D. 1997-3-8 4371 Los Angeles Bernard Biological Field Station. NW corner of Mills Ave., and Foothill Blvd., Claremont. West of main road on Foothill entrance, junction of two fire roads, south of old infirmary. 412 Comment
  LA46866  Camissonia boothii subsp. decorticans A. M. Johnson; 1928-2-16 2800 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR14585  Camissonia campestris George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns., Calif. Hwy 2, 2 miles SW of Calif. Hwy 138, beside Sheep Creek 1524 Comment
  OBI70949  Camissonia campestris subsp. campestris Steve Boyd, Lauren Raz 1997-3-25 9250 Los Angeles Liebre Mts Region. Extreme NW corner of range in Peace Valley, small side cyn just E of I-5 off Copco Rd 951 Comment
  RSA0034181  Camissonia campestris subsp. campestris Pam De Vries 2013-4-13 7848 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  RSA649659  Camissonia campestris subsp. campestris Michael Horn 1991-5-3 25 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA679953  Camissonia campestris subsp. campestris LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 879 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UC874012  Camissonia campestris subsp. campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  RSA0123886  Camissonia cheiranthifolia J. George 2012-3-12 s.n. Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Ave. 11 Comment
  RSA454020  Camissonia cheiranthifolia subsp. suffruticosa Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA0095248  Camissonia hirtella R. G. Swinney 2011-6-20 15224 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  UCR114188  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22069 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  RSA449028  Camissonia ignota Louis C. Wheeler 1932-4-10 600 Los Angeles Portal Ridge 8 mi. W Palmdale. 1037 Comment
  POM249868  Camissonia intermedia Joseph A. Ewan 1933-04 10928 Los Angeles Sandy floor of canyon. Higgins Canyon, Santa Monica Mts. Comment
  RSA125227  Camissonia micrantha P. A. Munz 1957-5-28 22057 Los Angeles At south entrance of Botanic Garden. Coastal Sage Plant Community. Claremont. Comment
  RSA570037  Camissonia micrantha Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4893 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA791758  Camissonia micrantha J. George 2011-7-19 s.n. Los Angeles South Coast: Palos Verdes Estates, east of end of Via Tejon at Malaga Dune. 62 Comment
  UCR194151  Camissonia pallida A. C. Sanders 2008-4-13 34883 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  UCR220042  Camissonia pallida R. G. Swinney 2009-4-24 10457 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SEINET7047921  Camissonia pallida subsp. pallida Steven R. Hill, Kate Kramer 2001-4-22 33370 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  POM155676  Camissonia robusta M. B. Dunkle 1928-5-13 1937 Los Angeles Wishbone Loop, Santa Catalina Island. 244 Comment
  OBI70946  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-25 9263 Los Angeles Liebre Mtn Region. Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco Rd 951 Comment
  RSA718289  Camissonia strigulosa R. G. Swinney, Dave Larson 1996-7-17 5126 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  UCR229156  Camissonia strigulosa Dan S. Cooper 2011-4-22 411- 48 Los Angeles San Fernando Valley, Sun Valley, on Tujunga Ave near Keswick Street 240 Comment
  RSA0110927  Camissoniopsis R. G. Swinney 2011-6-7 15076 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SDSU3314  Camissoniopsis bistorta H. Wedberg 1958-5-1 562 Los Angeles About 1/4 mile east of Killgore Street, Playa del Rey. 32 Comment
  SFV2540  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-10-18 878 Los Angeles Zuma Beach. 3 Comment
  CATA3129  Camissoniopsis intermedia Amy Catalano 2016-5-26 135 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Canyon, northwest of lower reservoir in sandy open slope 380 Comment
  UCR270266  Camissoniopsis pallida R. G. Swinney 2011-4-1 14295 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG70403  Capsella bursa-pastoris M. N. Ackley -Apr-1926 Los Angeles Eagle Rock 182 Comment
  RSA651821  Cardamine californica G. F. Orr 1956-3-10 s.n. Los Angeles Topanga Canyon. 548 Comment
  RSA724801  Cardamine californica K. Dobry 1991-3-23 d- 810 Los Angeles Santa Monica Mts. Cold Creek Cyn Montifish Prop Comment
  SFV6193  Cardamine californica R. M. Muran 1974-2-17 22 Los Angeles Santa Monica Mountains Near creek in Zuma Canyon. 396 Comment
  UCR190609  Cardamine californica R. G. Swinney 1990-3-14 1522 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, on Big Dalton Canyon Road, 1.0 mi east of Glendora Mtn Road, east side of road 442 Comment
  CAS-BOT-BC37461  Cardamine californica Henry J. Thompson 1959-3-22 1871 Los Angeles Santa Monica Mountains. One mile west of Triunfo Canyon 3 miles west of Malibu Lake, Lobo Canyon. 274 Comment
  RSA222896  Cardamine californica var. californica Gerald L. Benny, Colin M. Wainwright 1971-5-24 503 Los Angeles Day Canyon, San Bernardino National Forest. 1280 Comment
  UCR125935  Carduus pycnocephalus A. C. Sanders, Mark Elvin 2002-6-19 25170 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR260359  Carduus pycnocephalus R. G. Swinney 2010-4-30 12449 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR274130  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Channel Islands, Santa Catalina Island, along Cottonwood-Black Jack Road, plant stop 341 Comment
  RSA0082416  Carex alma R. G. Swinney 2010-9-7 13724 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
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Oct 27 2020
  UCR190057  Carex alma R. G. Swinney 1998-10-3 7003 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UCR239022  Carex alma Anuja Parikh, Nathan Gale 2010-6-15 3292 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1295 Comment
  CDA33051  Carex douglasii K. Stephens (Co) 1958-5-5 Los Angeles Lancaster, Kreuger Ranch, NW corner of Ave F and 80th St. 0 Comment
  RSA602755  Carex fracta L. C. Wheeler 1967-8-2 10299 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  SEINET7587557 Image available Carex heteroneura Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns, Dorr Canyon at Angeles Crest Hwy by Whitehorn picnic area. 2347 Comment
  UC212035  Carex pellita I. Johnston 1917-5-13 Los Angeles ditch along R.R., El Monte El Monte 83 Comment
  RSA605014  Carex schottii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  CAS-BOT-BC117317  Carex spissa George B. Grant 1904-6-17 137 Los Angeles Pasadena. Comment
  CAS-BOT-BC116598  Carex subfusca Robert F. Thorne; John Olmstead 1965-8-26 35389 Los Angeles San Gabriel Mts. Angeles National Forest, Camp Lupine near Prairie Fork. 2011 Comment
  SEINET7577173 Image available Carex subfusca R. F. Thorne, M. Z. Thorne 1969-7-9 38576 Los Angeles San Gabriel Mts., Angeles National Forest: Big, wet, sloping meadow at Big Pines. 2073 Comment
  RSA127819  Carpobrotus chilensis P. H. Raven, H. J. Thompson 1958-9-19 13718 Los Angeles Santa Monica Mountains, road borders of United States Hwy 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  SEINET9120516  Carpobrotus edulis J. Dice 1983-1 376 Los Angeles San Clemente Island. South edge of storage buildings at former air-field. 266 Comment
  POM8099  Castilleja affinis Fordyce Griffiths Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  RSA177855  Castilleja affinis Robert F. Thorne, Percy C. Everett 1965-5-11 34659 Los Angeles Santa Catalina Island, along road from Rancho Escondido to Little Harbor. 122 Comment
  UCR51991  Castilleja affinis Steve Boyd, T. S. Elias 1987-4-14 2042 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  LA82061  Castilleja affinis O. H. Kappler; 1941-5-8 250 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit, Mulholland Hwy. 548 Comment
  RSA0021183  Castilleja applegatei Duncan S. Bell 2013-7-11 5374 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA81469  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  UC1971140  Castilleja applegatei subsp. martinii Scott D. White, D. E. Bramlet 1998-6-29 6809 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  RSA149748  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-5-4 s.n. Los Angeles Charleton Flats, San Gabriel Mountains. 1524 Comment
  UC1409006  Castilleja exserta subsp. exserta G. Wallace and D. Wilken 1966-3-18 139 Los Angeles Russel Valley Simi Hills (just off the Ventura Freeway, in the Simi Hills) 274 Comment
  SEINET7063578  Castilleja exserta var. exserta A. G. Vestal 1947-4-8 s.n. Los Angeles Open bush country. Sierra Pelona Valley. Vasquez Rock County Park. UTM Zone 11, 377984mE, 3815639mN. (WGS84/NAD83). 698 Comment
  JEPS86561  Castilleja foliolosa Roy E. Buck 1988-5-25 905 Los Angeles 0.3 rd mi n Three Points (e side of Three Points road, 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  UC1211049  Castilleja foliolosa Huron H. Smith 1912-5-31 5056 Los Angeles Pebble Beach Road, Santa Catalina Island; Santa Catalina Island 7 Comment
  UCR126658  Castilleja foliolosa A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26111 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  SD66851  Castilleja foliolosa R. Mitchell Beauchamp 1967-3-20 349 Los Angeles Edge of cliff above Abalone Point, south of Avalon, Santa Catalina Island Comment
  RSA595579  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 46 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  SBBG72108  Caulanthus amplexicaulis var. amplexicaulis R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UC1952543  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Ridge between Johnson's Valley & Howland's Valley, Santa Catalina Island. Comment
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Dec 13 2015
  UC574965  Ceanothus crassifolius Carl Epling and R. Fowler Kneen April 1933 Los Angeles Boney Ridge Santa Monica Mts. Comment
  UCR204891  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  SBBG71371  Ceanothus crassifolius var. planus M. N. Ackley -Feb-1928 922 Los Angeles Annandale 243 Comment
  CAS-BOT-BC48871  Ceanothus cuneatus C. F. Baker 1904-3-18 4055 Los Angeles Claremont Comment
  HSC18406  Ceanothus cuneatus C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  SD42218  Ceanothus greggii var. vestitus Carl B. Wolf 1941-7-1 10938 Los Angeles 6 3/10 mi. W. of Palmdale on Rd. to Elizabeth Lake along Amargosa Creek 883 Comment
  RSA0022364  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5118 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA399904B  Ceanothus integerrimus Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  SFV16667  Ceanothus integerrimus P. Wilson, J. M. Albert 1996-6-12 3439 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  UC172811  Ceanothus integerrimus George B. Grant 1904-5-17 149 Los Angeles Mt. Wilson 1828 Comment
  CAS-BOT-BC50565  Ceanothus leucodermis Geo. B. Grant 1901-5-23 s.n. Los Angeles Alpine Tavern, Mt. Lowe Comment
  RSA584845  Ceanothus leucodermis Tim S. Ross 1993-6-1 7348 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  SBBG130742  Ceanothus megacarpus S. A. Junak 2000-3-31 SCa 1153 Los Angeles W side of rd to White's Landing, ca. 0.2 mi N of intersection with rd to Echo Lake 396 Comment
  SEINET13945998 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13908 Los Angeles Gullies in chaparral and on open slopes; Las Flores Canyon 3.8 miles N of Coast Highway, elev 1800 ft. 34 deg. N, 118-119 deg. W 549 Comment
  SEINET13946006 Image available Ceanothus megacarpus Lewis S. Rose 1955-1 55017 Los Angeles Hills N of Brentwood, Los Angeles Comment
  RSA177818  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34478 Los Angeles On E slope of Black Jack Mt. near Summit Road; Santa Catalina Island. Comment
  RSA253137  Ceanothus megacarpus var. insularis Gary D. Wallace, M. Haefs 1975-3-23 1408 Los Angeles Santa Catalina Island, along road from Avalon near head of Swain's Canyon 427 Comment
  CAS-BOT-BC51420  Ceanothus megacarpus var. megacarpus Joseph Andorfer Ewan 1932-2-27 7024 Los Angeles Mandeville Canyon, Santa Monica Mts. 304 Comment
  CAS-BOT-BC51436  Ceanothus megacarpus var. megacarpus Lewis S. Rose 1966-12-20 66114 Los Angeles Santa Monica Mountains, above Beverly Hills 213 Comment
  CAS-BOT-BC51444  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 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
  UC1070874  Ceanothus megacarpus var. megacarpus P. L. Johannsen 1934-1-11 220 Los Angeles Las Flores Canyon 152 Comment
  RSA762366  Ceanothus oliganthus var. oliganthus R. G. Swinney 2009-3-16 10117 Los Angeles Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  CAS-BOT-BC63304  Ceanothus spinosus Ernest Braunton 1903-1-12 777 Los Angeles Laurel Canyon. Comment
  CAS-BOT-BC63309  Ceanothus spinosus John Thomas Howell 1928-3-2 3368 Los Angeles Vermont Canyon, Griffith Park. Comment
  LA30466  Ceanothus spinosus Jane Turner; T. Mosquin 1958-11-16 C 59 Los Angeles Santa Monica Mountains, Fernwood Pacific Road, 7.9 mi. from intersection with Topanga Canyon Road (mileage calculation was continued on Saddle Peak Road to obtain sufficient distance) 609 Comment
  UC870656  Ceanothus spinosus Ira W. Clokey, B. Templeton Mar. 1929 4438 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 76 Comment
  RSA0028426  Ceanothus spinosus Gary D. Cromwell, David W. Wheat 1971-4-21 563 Los Angeles Below ridge to west of Mystic Canyon, about 1875 feet, 2 miles NE of Glendora, Angeles National Forest, San Gabriel Mountains. 572 Comment
  RSA0040255  Ceanothus spinosus Ora M. Clark 1929-3-24 1784 Los Angeles Santa Susanna Mountains, So. Calif. Comment
  UCR140608  Ceanothus vestitus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 4- 31 Los Angeles San Gabriel Mtns/Mojave Desert, Largo Vista Road 3.1 mi south of Route 18, SE of Llano, Site L4 1275 Comment
  CATA243  Centaurea melitensis Mark L. Hoefs, A. Douglas Propst 1973-5-4 240 Los Angeles Santa Catalina Island: Indian Head Point 60 Comment
  SBBG65834  Centaurea melitensis R. Hoffmann 1929-4-26 Los Angeles ca. 5 mi W of Castaic Comment
  LA88559  Centaurea melitensis O. H. Kappler; 1944-7-4 692 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC934032  Centaurea melitensis H. L. Cogswell 1951-5-18 102 Los Angeles 0.6 mi n of San Dimas Park; San Gabriel Mountains 457 Comment
  SEINET6090008  Centaurium davyi Unknown 35918 Los Angeles Santa Catalina Islands Comment
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Jun 24 2016
  CATA3441  Centranthus ruber Benjamin J. Dion, Tobias Nickel 2017-5-1 022 Los Angeles Santa Catalina Island: Channel Side; growing alone in a rock crevice on the side of Stage Rd 240 Comment
  CATA775  Centranthus ruber Mark L. Hoefs 1991-6-5 1337 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  UCR179295  Centranthus ruber R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  CAS-BOT-BC288832  Centromadia parryi subsp. australis Carl B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch, E of Long Beach 4 Comment
  UCR167316  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  POM214446  Cerastium glomeratum L. C. Wheeler 1934-3-18 2454 Los Angeles Lievoak Canyon 487 Comment
  SEINET12161227  Ceratonia siliqua L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  POM603  Cercocarpus betuloides Arthur M Cleghorn s.n. Los Angeles Claremont. 366 Comment
  CAS-BOT-BC142168  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-7-2 588 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1371 Comment
  RSA656567  Cercocarpus betuloides var. betuloides James Henrickson 2000-4-29 20731 Los Angeles Ca. 2 miles E of La Cresenta along Angeles Crest Highway ca. 2-5 miles NE of the 210 Freeway, in Angeles National Forest 1067 Comment
  RSA86673  Cercocarpus betuloides var. betuloides F. W. Peirson 1919-3-27 340 Los Angeles Road out of Arroyo Seco. 549 Comment
  SBBG70714  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-5-3 Los Angeles hills 3 mi E of Elizabeth Lake Comment
  SD60419  Cercocarpus betuloides var. betuloides Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island. Bullrush Canyon, about opposite ranch in Middle Canyon. 213 Comment
  RSA3534  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-9 3478 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  CATA1874  Cercocarpus traskiae Frank Landis, Heidi Helling 2008-6-26 2008 01 b Los Angeles Santa Catalina Island: Specimen comes from previously unknown tree (now named SR1) discovered in Wild Boar Gully exclosure June 26, 2008 by Ms. Sarah Ratay; location is at the bottom of a gully roughly 300 meters east of Trees A and B 264 Comment
  POM351648  Chaenactis artemisiifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UC30977  Chaenactis artemisiifolia H. P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch, Claremont 731 Comment
  UC450966  Chaenactis artemisiifolia F. A. MacF. 1931-5-25 82 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  CAS-BOT-BC276897  Chaenactis fremontii A. D. E. Elmer 1902-6-1 3626 Los Angeles Palmdale Comment
  UCR119738  Chaenactis fremontii B. G. Pitzer 1998-5-12 3679 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  RSA771845  Chaenactis glabriuscula R. G. Swinney 2009-5-27 10904 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
  UCR126636  Chaenactis glabriuscula A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26054 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  OBI56575  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz, Timothy S. Rose 1997-4-1 9458 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of "Osito Flat", a distinctive, open grassy break in slope under the high tension power lines. T6N R17W SE 3/4 sec 7 914 Comment
  RSA0115777  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-3-29 14252 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
  RSA599834  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-5-6 9746 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG65565  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, ca. 4 mi E of Oak's Garage Comment
  CAS-BOT-BC277519  Chaenactis glabriuscula var. lanosa Le Roy Abrams 1901-4-1 1341 Los Angeles Chatsworth Park Comment
  UCD130363  Chaenactis glabriuscula var. lanosa Daryl Koutnik; Vickie Dawes 1978-4-20 385 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  UCR223913  Chaenactis santolinoides R. G. Swinney 2009-6-24 11254 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  CAS-BOT-BC279710  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi. e. of Gorman, Mojave Desert 853 Comment
  SFV5383  Chamaesyce albomarginata J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Big Pines Highway, midway between Pearblossom and Valyermo. Roadside. 1037 Comment
  RSA616725  Chamaesyce albomarginata L. C. Wheeler 1966-8-20 8817 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. 1645 Comment
  POM2792  Chamaesyce melanadenia P. A. Munz 1918-4-11 2045 Los Angeles Glendora. Comment
  RSA68291  Chamaesyce melanadenia Verne Grant 1951-3-23 15977 Los Angeles Foothills north of Claremont 579 Comment
  UC56928  Chamaesyce serpyllifolia Miss E. D. Palmer July 1902 Los Angeles Claremont Comment
  CAS-BOT-BC70014  Cheilanthes covillei Geo. B. Grant 1904-5-18 6264 Los Angeles Mt. Wilson 1828 Comment
  CAS-BOT-BC70019  Cheilanthes covillei George B. Grant; Walter Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1828 Comment
  UCD137419  Cheilanthes covillei James Dilley 1997-2-1 s.n. Los Angeles Angeles National Forest, Colby Canyon Rd., on Angeles Crest Hwy., 3 miles E of jct with Angeles Forest Hwy. 1 mile up trail. 1066 Comment
  CAS-BOT-BC68148  Cheilanthes newberryi L. R. Abrams; I. L. Wiggins 1931-7-6 349 Los Angeles San Clemente Island - vicinity of Mosquito Harbor Comment
  UCR223685  Chenopodium R. G. Swinney 2009-8-25 11486 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA423284  Chenopodium album Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  RSA594677  Chenopodium album L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  SEINET4152004  Chenopodium album J. Barber 1897-9-3 281 Los Angeles Santa Monica Forestry Station Comment
  RSA594395  Chenopodium ambrosioides Steve Boyd, Lauren Raz 1996-10-14 9072 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  LA31611  Chenopodium ambrosioides Henry J. Thompson; 1959-11-23 3006 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA593406  Chenopodium berlandieri Steve Boyd, Orlando Mistretta 1996-5-23 8815 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA706654  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25538 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  UCSB69250  Chenopodium berlandieri Gross, LeRoy; Denslow, Michael; Hogshead, Bill; Swartzentruber, Sarah 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; South side of mountains; Brand Canyon, below the large waterfall, where the canyon forks off; (Burbank 7.5 Quad.: T1N R13W S8, NW1/4) UTM Zone 11; 3783985N 0383011E 393 Comment
  RSA423271  Chenopodium berlandieri var. sinuatum Louis Greata 1900-9-23 s.n. Los Angeles Garvanza. Comment
  UC851038  Chenopodium californicum I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4754 Los Angeles Bouquet Canyon 800 Comment
  UCR101699  Chenopodium californicum B. G. Pitzer 1998-5-23 3737 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA527774  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4337 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA126673  Chenopodium multifidum P. H. Raven 1959-9-27 14509 Los Angeles Sepulveda Canyon. 244 Comment
  RSA478538  Chenopodium murale Robert Gustafson 1981-3-10 2109 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA522970  Chenopodium murale T. S. Ross 1991-2-23 4084 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA748059  Chenopodium pratericola R. G. Swinney 2005-7-21 8329 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR118599  Chenopodium rubrum David Charlton, Lew Heide 1991-9-19 5612 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  RSA600992  Chloris virgata Steven A. Junak 1990-11-9 SCI- 143 Los Angeles San Clemente Island: N end of island, SE of passenger terminal building at airfield. 61 Comment
  UCR281155  Chlorogalum pomeridianum R. G. Swinney 2014-6-5 16700 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UC849146  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-27 765 Los Angeles Thompson Creek Dam near Claremont; Thompson Creek Dam near Claremont 487 Comment
  CAS-BOT-BC244672  Chorizanthe staticoides Javier Penalosa 1961-5-21 1507 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC244736  Chorizanthe staticoides Peter H. Raven 1962-5-1 17519 Los Angeles Santa Monica Mountains, Mulholland Highway 0.9 miles west of Seminole Hot Springs 243 Comment
  RSA392713  Chorizanthe staticoides Robert L. Dressler 1949-6-18 884 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  SBBG62203  Chorizanthe staticoides J. Ewan 1929-7-10 Los Angeles trail to Barley Flats 1524 Comment
  UC849167  Chorizanthe staticoides Ira W. Clokey, B. Templeton May 1929 4491 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) Comment
  UCR154028  Chorizanthe staticoides A. C. Sanders 2005-5-11 30198 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
  UCR272558  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 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
  UCR245449  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  UCR269119  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-5-2 2601 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 48 per TRTP Survey 2008), in the vicinity of Ritter Ridge 1085 Comment
  RSA188543  Chrysothamnus nauseosus subsp. bernardinus R. F. Thorne, John Olmsted 1965-8-26 35370 Los Angeles Blue ridge, ca. 1/2 mi beyond junction with Angeles Crest Hwy 2255 Comment
  RSA517165  Chrysothamnus nauseosus subsp. mohavensis Timothy S. Ross, Orlando Mistretta 1990-10-9 3263 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1454 Comment
  RSA600679  Chrysothamnus nauseosus subsp. mohavensis L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  SBBG62933  Chrysothamnus viscidiflorus R. Hoffmann 1931-10-1 Los Angeles below Bob's Place, Mint Cyn Comment
  POM155624  Cichorium intybus M. L. Bryan 1928-7-30 18 Los Angeles Los Angeles Comment
  CATA801  Cirsium occidentale Mark L. Hoefs, Robert Given 1991-6-12 1373 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  CAS-BOT-BC285795  Cirsium vulgare Louis C. Wheeler 1932-7-14 1932 Los Angeles Lexington Wash near El Monte 73 Comment
  RSA710731  Cirsium vulgare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1351 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  RSA562561  Cistanthe monandra Steve Boyd, W. Appleby 1993-4-22 7975 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Whitney Canyon Road, near the western boundary of the Forest. 732 Comment
  RSA702182  Cistus ladanifer Scott D. White 2004-7-27 10628 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  CAS-BOT-BC172432  Clarkia bottae Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Near Los Angeles Comment
  RSA108190  Clarkia bottae Harlan Lewis, M. Lewis 1946-7-14 31 Los Angeles North Sepulveda Way, 0.6 miles from Sepulveda Blvd., Santa Monica Mountains. Comment
  UCR124430  Clarkia bottae I. W. Clokey, B. C. Templeton 1929-1 4534 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA491785  Clarkia cylindrica subsp. cylindrica James L. Reveal 1988-5-17 6791 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon). Road and 3.3. miles southwest of the junction of Elizabeth Lake Road (County Road N2) in Leona Valley., At the junction of San Franciscito Road at the Angeles National Forest boundary. 1128 Comment
  UCR191157  Clarkia dudleyana R. G. Swinney, Dave Larson 1999-7-21 7566 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  UCR205183  Clarkia dudleyana R. G. Swinney 2008-4-30 8717 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA0060019  Clarkia dudleyana Robin S. Collins 1973-5-28 318 Los Angeles Angeles National Forest, San Gabriel Mts: Trail Cyn. 701 Comment
  CAS-BOT-BC172014  Clarkia epilobioides Robert F. Thorne; P. Everett 1965-5-12 34627 Los Angeles Bulrush Canyon, Santa Catalina Island 243 Comment
  UCR127900  Clarkia purpurea A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26105 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
  SBBG31231  Clarkia purpurea subsp. quadrivulnera R. F. Thorne 1965-5-10 34518 Los Angeles near upper end of Gallagher Cyn 426 Comment
  UCR108990  Clarkia unguiculata R. S. Woglum 1930-5-10 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  UCR23519  Clarkia unguiculata John C. Roos 1942-6-6 989 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA464599  Claytonia exigua subsp. exigua Anstruther Davidson 1895-5-6 s.n. Los Angeles Kings Canon [canyon], Antelope Valley. Comment
  SBBG130736  Claytonia parviflora S. A. Junak 2000-4-1 SCa 1162 Los Angeles E side of Cherry Cyn, ca. 0.1 mi from rd to camp, along main rd 67 Comment
  SFV16100  Claytonia parviflora J. M. Kneitel 1995-4-9 25 Los Angeles San Gabriel Mountains Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway. 915 Comment
  CAS-BOT-BC439509  Claytonia parviflora subsp. parviflora Le Roy Abrams; E. A. McGregor 1908-6-19 345 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA466699  Claytonia parviflora subsp. parviflora T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA466708  Claytonia parviflora subsp. utahensis Bonnie C. Templeton 1947-5-21 6276 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  NY42951  Claytonia perfoliata J. B. Walker 1995-3-30 1302 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  RSA0082602  Claytonia perfoliata R. G. Swinney 2010-3-14 11897 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA729574  Claytonia perfoliata R. G. Swinney, D. W. Larson 1999-5-15 7181 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  RSA329733  Claytonia perfoliata subsp. intermontana Gary D. Wallace 1965-3-25 212 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  POM6824  Claytonia perfoliata subsp. mexicana C. F. Baker 1904-3-1 4068 Los Angeles San Dimas Canyon. Comment
  SD253498  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UC852087  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4527 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 365 Comment
  RSA150866  Claytonia perfoliata subsp. mexicana P. H. Raven 1962-4-10 17218 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA659575  Claytonia perfoliata subsp. perfoliata Brian McColgan 1988-5-19 25 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 915 Comment
  RSA547483  Clematis lasiantha Tim S. Ross, Orlando Mistretta 1992-7-24 6757 Los Angeles San Gabriel Mts: E side of Strawberry Peak; 96 degrees E, 1080m distant from S.P. summit 1696 Comment
  RSA754355  Clematis ligusticifolia Ellen Mackey, Barbara Eisenstein 2002-10-22 NFWF- 1749 Los Angeles San Gabriel River Watershed Comment
  RSA596047  Cleome isomeris T. S. Ross, J. Mark Porter 1995-5-4 8410 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  CATA1796  Clinopodium douglasii Benjamin E. Carter 2012-8-23 6980 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  SBBG131603  Clinopodium douglasii S. A. Junak 1999-7-15 SCa 1033 Los Angeles Bulrush Cyn 243 Comment
  UC1032569  Collinsia bartsiifolia var. bartsiifolia A. D. Gifford 1935-4-10 559 Los Angeles 7.5 mi n Redrock Mtn (2.25-2.5 mi w of Threepoint (in Pine Canyon) in foothills, just s of Neenach on annon. annot.); Tejon Quad 1097 Comment
  RSA0117403  Collinsia concolor Scott D. White, Michael Honer 2003-5-7 9218 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  POM122669  Collinsia heterophylla Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA408341  Collinsia heterophylla M. B. Dunkle 1933-6-17 3599 Los Angeles San Antonio River Canyon. 915 Comment
  UC26567  Collinsia heterophylla Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA408270  Collinsia heterophylla Thekla Mohr s.n. Los Angeles Near Los Angeles Comment
  UC303076  Collinsia parryi T. Minthorn 1921-1 Los Angeles Big Tujinga (Indian for graveyard), near Little Landers = Sunland, as foot of San Gabriel Mountains Sunland; San Gabriel Mountains Comment
  UCR191525  Collinsia torreyi R. G. Swinney 1998-7-8 6339 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA412227  Collinsia torreyi H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  RSA330804  Collinsia torreyi var. wrightii Wayen E. Sawyer 1981-6-11 14 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2271 Comment
  RSA412253  Collinsia torreyi var. wrightii Bonnie C. Templeton 1932-6-17 4908 Los Angeles Flat near West Blue Ridge, Big Pines Park, San Gabriel Mountains. Comment
  RSA0064472  Colocasia R. G. Swinney 2010-9-1 13648 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  SBBG31039  Convolvulus arvensis R. F. Thorne 1966-4-29 36283 Los Angeles near dam, Middle Ranch, Middle Ranch Cyn 198 Comment
  RSA394795  Convolvulus arvensis Edwin Kline 1924-6-10 s.n. Los Angeles Manchester Avenue Comment
  POM34129  Conyza bonariensis George B. Grant 1906-8-7 s.n. Los Angeles Collected at Pasadena. Comment
  RSA0092874  Conyza bonariensis Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-16 SCa- 758 Los Angeles Santa Catalina Island: Upper end of salina at mouth of Cherry Canyon. 3 Comment
  RSA279047  Conyza bonariensis R. F. Thorne 1971-4-23 41472 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  UCR131405  Conyza canadensis Alison Lipman 1998-6-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR210242  Conyza canadensis R. G. Swinney 2008-10-22 9661 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR271744  Conyza canadensis R. G. Swinney 2011-10-27 15915 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
  POM266291  Conyza canadensis J. C. Roos 1942-9-26 1712 Los Angeles Westwood Village, Los Angeles. Comment
  UCR108660  Cordylanthus rigidus subsp. rigidus L. C. Wheeler 1966-8-20 8818 Los Angeles San Gabriel Mtns, Cabin Flat, Prairie Fork Comment
  RSA412288  Cordylanthus rigidus subsp. setiger Robert Gustafson 1983-7-12 2773 Los Angeles along Santa Maria Ranch Road, off Topanga Canyon Road. Comment
  RSA249802  Coreopsis bigelovii R. F. Thorne, C. W. Tilforth 1973-4-20 43022 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA550026  Coreopsis bigelovii Walter Wisura, E. Roeder 1992-4-21 4698 Los Angeles Mountain Brook Ranch near Valyermo. Comment
  UCR281603  Coreopsis bigelovii R. G. Swinney 2014-4-17 16103 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UCR31323  Coreopsis calliopsidea A. C. Sanders 1983-4-16 3722 Los Angeles Mojave Desert, Antelope Valley, Ave. 170 near Saddleback Butte & Ave. 'H 915 Comment
  POM356024  Coreopsis gigantea F. R. Fosberg 1931-4-15 4631 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA526073  Coreopsis gigantea Steve Boyd, Timothy S. Ross, Peter W. Fritsch 1990-4-6 4172 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called 'Jack'. 152 Comment
  RSA482199  Corethrogyne filaginifolia var. bernardina Richard Noyes 1987-9-19 427 Los Angeles Claremont, intersection of Mills and Mt. Baldy Road. 500 Comment
  POM40861  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  RSA506845  Corethrogyne filaginifolia var. filaginifolia Louis C. Wheeler 1967-8-24 10492 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2164 Comment
  LA31705  Cotula australis Peter H. Raven; 1959-3-1 13819 Los Angeles 243 Comment
  CATA1555  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon 451 Comment
  SBBG133424  Crassula connata V. Engleert, WF Hoyer 2010-4-11 SERG 10 -36 Los Angeles just S and above Eagle Curve 478 Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  RSA621022  Croton californicus L. C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains.: Arroyo Seco, in vicinity of Pine Canyon. Comment
  UCR164523  Croton californicus T. B. Salvato, Sandra Murcia 2005-11-8 1280 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  RSA781934  Croton setiger A. C. Sanders, Dan S. Cooper 2010-8-5 38557 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  SEINET9591991  Croton setiger G. B. Grant 1901-1 445 Los Angeles Pasadena. Comment
  SEINET12143265  Croton tenuis C. G. Pringle 1882-1 s.n. Los Angeles Wilmington Comment
  CAS-BOT-BC189246  Cryptantha Elizabeth McClintock 1965-7-2 269 /90 Los Angeles Table Mountain, above Wrightwood, San Gabriel Mountains 2133 Comment
  RSA0116193  Cryptantha R. G. Swinney 2011-4-1 14307 Los Angeles San Gabriel Mountains/SW Mojave Desert; WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG131587  Cryptantha S. A. Junak 2000-4-15 SCa 1224 Los Angeles E of Lone Tree, just inland from S-facing bluff top 408 Comment
  UCR261774  Cryptantha R. G. Swinney 2010-5-11 12673 Los Angeles San Gabriel Mountains, 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 19 2020
  UC857159  Cryptantha barbigera I. W. Clokey 1929-7-11 4591 Los Angeles w of Mandeville Canyon 350 Comment
  SEINET7042269  Cryptantha barbigera A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR205229  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UC79455  Cryptantha clevelandii Katharine Brandegee May 1889 Los Angeles San Pedro Comment
  RSA599250  Cryptantha intermedia Steve Boyd, Lauren Raz 1997-3-31 9449 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA675964  Cryptantha intermedia LeRoy Gross 2003-3-9 811 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. 357 Comment
  SD178186  Cryptantha intermedia G. K. Helmkamp, E. A. Helmkamp 1998-5-21 4045 Los Angeles Western Mojave Desert: junction of Munz Ranch Rd. and Lake Elizabeth Rd. north of Lake Elizabeth. 1006 Comment
  SFV16010  Cryptantha intermedia P. W. Byrne, H. Levin 1994-4-10 10 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  POM73261  Cryptantha intermedia H. E. Hasse 1890-04 7087 Los Angeles [Los Angeles?] Comment
  SBBG119155  Cryptantha intermedia G. K. Helmkamp with E. A. Helmkamp 1998-5-21 4045 Los Angeles jct of Munz Ranch Rd and Lake Elizabeth Rd, N of Lake Elizabeth 1006 Comment
  SBBG63750  Cryptantha intermedia R. Hoffmann 1930-4-29 Los Angeles 3 mi S of Castaic Comment
  SDSU20698  Cryptantha juniperensis Ronald B. Kelley 2005-5-5 782 Los Angeles Sandberg site. 1265 Comment
  RSA159347  Cryptantha maritima P. H. Raven 1962-4-12 17318 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  RSA191009  Cryptantha micrantha R. F. Thorne 1963-5-15 31674 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
  RSA499832  Cryptantha micromeres Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  LA103221  Cryptantha microstachys Barry A. Prigge; 1985-6-14 6403 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA592878  Cryptantha microstachys L. C. Wheeler 1967-4-30 9221 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA596001  Cryptantha microstachys L. C. Wheeler 1967-5-2 9254 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA632940  Cryptantha microstachys Valerie L. Soza, Kent Hughes 1999-6-17 538 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SD248350  Cryptantha microstachys R. G. Swinney 2010-8-30 13610 Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Garieleno Trail to 0.5 mile upstream. 594 Comment
  UC440481  Cryptantha muricata Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  UCR205585  Cryptantha muricata R. G. Swinney 2008-5-12 8830 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR270455  Cryptantha muricata R. G. Swinney 2011-5-12 14663 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR50729  Cryptantha muricata L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  RSA0079606  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2008-5-19 3117 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  SBBG129313  Cryptantha muricata var. muricata A. Parikh, N. Gale 2012-5-9 3587 Los Angeles 0.8 km N of W Fork San Gabriel River, 1.4 km E of Shortcut Cyn 1106 Comment
  RSA0079356  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1994-6-23 8038 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA0040380  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-11 12659 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA595937  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR223043  Cryptantha nevadensis var. rigida R. G. Swinney 2009-5-6 10662 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA584964  Cryptantha nevadensis var. rigida T. S. Ross, Steve D. Boyd 1990-6-1 2765 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR89475  Cryptantha oxygona T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4797 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  SBBG63941  Cryptantha pterocarya var. pterocarya R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  UCR190350  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-6-16 7979 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
  UCR280538  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-10 16032 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
  RSA479536  Cryptantha simulans Steve Boyd, Laura Kopase 1987-6-8 2074 Los Angeles San Gabriel Mts. 5 miles WNW of Wrightwood in Canyon Near Jct. with Mescal Creek 1524 Comment
  RSA586703  Cryptantha simulans Orlando Mistretta 1995-6-20 1801 A Los Angeles San Gabriel Mountains: Bare Mountain canyon. head of drainage E of Pacifico Mtn. 1966 Comment
  SEINET10924243  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2655 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  HSC84219  Cuscuta californica A. C. Sanders 1987-6-10 7121 Los Angeles El Segundo Dunes at W end of L.A. International Airport 30 Comment
  RSA409696  Cuscuta californica G. R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 457 Comment
  UCD126267  Cuscuta californica var. californica Louis C. Wheeler 1967-6-15 9835 Los Angeles Liebre Mountains Region: northeast of Saugas. 403 Comment
  RSA409749  Cuscuta salina F. R. Fosberg 1930-7-7 3161 Los Angeles Alamitos Bay. 2 Comment
  UCR209454  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CHSC95470  Cynodon dactylon LeRoy Gross 2001-11-10 452 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. Off the 210 freeway east bound La Tuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  RSA747056  Cynodon dactylon R. G. Swinney 2008-5-30 8886 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  SBBG12179  Cynodon dactylon P. H. Raven 1962-7-10 17962 Los Angeles just above big dune near NW end of island Comment
  UC572680  Cynodon dactylon Nell Murbarger April, 1936 138 Los Angeles San Clemente Island Comment
  SBBG130725  Cyperus S. A. Junak 2000-7-1 SCa 1369 Los Angeles NW side of Cape Canyon reservoir 329 Comment
  RSA602952  Cyperus eragrostis Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1996-4-5 2596 Los Angeles Santa Catalina Island. Just off Airport Road by radio station. 451 Comment
  RSA365034  Cyperus esculentus Edwin Kline 1924-9-5 s.n. Los Angeles Los Angeles. Comment
  RSA0088415  Cyperus involucratus R. G. Swinney 2010-2-27 11754 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR205136  Cyperus involucratus R. G. Swinney 2008-4-30 8698 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  UC57100  Cyperus niger Ernest Braunton Aug 1902 654 Los Angeles Oak Knoll Comment
  UCR194087  Cyperus niger A. C. Sanders, Dan S. Cooper 2008-1-11 34416 Los Angeles South Coast; Los Angeles Basin, Long Beach, El Dorado Park, near 605 Fwy, Willow St. and the San Gabriel River 1 Comment
  RSA365109  Cyperus odoratus Anstruther Davidson 1917-09 3284 Los Angeles Los Angeles. Comment
  CAS-BOT-BC227167  Cystopteris fragilis Timothy S. Ross; Steve Boyd 1994-5-4 7680 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  CHSC96045  Datisca glomerata LeRoy Gross 2003-6-17 1045 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. A smaller side canyon that branches to the ast of the main canyon. 519 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
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  RSA588158  Datisca glomerata Orlando Mistretta 1994-5-23 1245 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  UCSB8595  Datura wrightii Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  UCR126615  Daucus carota A. C. Sanders, Mark Elvin 2003-8-7 27160 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR129932  Daucus pusillus Orlando Mistretta 1994-6-6 1322 Los Angeles San Gabriel Mtns, Little Rock Creek. Slopes on E side of canyon south of the junction of Forest Service Roads 4N15 and 5N04.3 1311 Comment
  HSC47200  Deinandra clementina M. B. Dunkle 1939-5-28 8113 Los Angeles E side, Santa Barbara Island Comment
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May 16 2012
  SBBG13605  Deinandra clementina P. H. Raven 1962-5-22 17836 Los Angeles isthmus Comment
  CAS-BOT-BC299290  Deinandra fasciculata H. M. Hall 1902-5-12 3289 Los Angeles Howard Summit near Los Angeles Comment
  CAS-BOT-BC131007  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  OBI16202  Deinandra minthornii P. A. Holden 1968-10-19 615 a Los Angeles Along old hwy 118 in Santa Susana mtns about 1 me E of county line. Comment
  SD134521  Deinandra minthornii Craig Reiser 1988-9-1 Los Angeles Hummingbird Creek near Simi Valley Comment
  UCSB36550  Delosperma litorale Gustafson, Robert 1981-5-15 Los Angeles Ballona Wetlands, Area 3; Near the fence at the extreme western boundary of Area 3 Comment
  SD181369  Delphinium cardinale LeRoy Gross 2003-6-17 1027 Los Angeles Verdugo Mountains Region: south side; along road across from Brand canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  UC854073  Delphinium cardinale Geo. L. Fisher 1920-7-12 120 Los Angeles Mt. Wilson Los Angeles 731 Comment
  UCR271879  Delphinium parishii R. G. Swinney 2011-6-23 15294 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA587281  Delphinium parishii subsp. parishii Tim S. Ross, S. D. Boyd 1990-5-17 2571 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC854178  Delphinium parryi John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island Comment
  RSA0034988  Delphinium parryi Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA398711  Delphinium parryi M. B. Dunkle 1928-5-13 s.n. Los Angeles Santa Catalina Island along Coach Road. Comment
  RSA400034  Delphinium patens subsp. hepaticoideum Albert J. Perkins 1913-5-25 s.n. Los Angeles Santa Anita Canyon. Comment
  UCD96567  Delphinium patens subsp. hepaticoideum Curtis Schway 1993-3-28 2 Los Angeles Santa Monica Mtns., Malibu State Park, Corner of Mullholland Dr. and Cornell Rd, .5 mi. N.E. on the upper fork of Yearling Trail. 245 Comment
  RSA0030017  Delphinium patens subsp. montanum R. Carlson 1961-5-31 79 Los Angeles Glendora Mt. Rd., 3/4 way to Mt. Baldy. Comment
  POM304734  Delphinium pratense Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 62 Los Angeles Johnny Canyon, Angeles Crest Highway. Comment
  POM246485  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  UCR126546  Descurainia obtusa subsp. adenophora Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  UCR205463  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR277088  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UCR272975  Dichelostemma capitatum R. G. Swinney 2011-4-26 14502 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  CAS-BOT-BC499426  Dichelostemma capitatum I. W. Clokey; R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon 1600 Comment
  RSA235249  Dichelostemma capitatum subsp. capitatum M. A. Piehl 1963-12-7 631050 Los Angeles San Clemente Island. Top of slope 0.1 mile from tip of Pyramid Head. 14 Comment
  SDSU5660  Dichondra occidentalis Gerald Collier 1951-5-12 M 385 Los Angeles 3634 N. Muscatel Avenue, Rosemead. 10 miles east of county. Comment
  CHSC57230  Diplacus johnstonii David M. Thompson 1988-5-26 916 Los Angeles San Gabriel Mts. 3.0 mi SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1389 Comment
  CAS-BOT-BC150627  Diplacus longiflorus Timothy S. Ross; J. Mark Porter 1995-5-4 8499 Los Angeles Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  SBBG119365  Distichlis littoralis R. F. Thorne 1974-9-13 45789 Los Angeles inside Ballast Pt, Catalina Harbor 1 Comment
  CAS-BOT-BC195611  Distichlis spicata Peter H. Raven 1959-4-4 13980 Los Angeles Point Dume 21 Comment
  RSA65161  Dodecahema leptoceras F. W. Peirson 1925-4-19 5776 Los Angeles On Upper Boulevard, just E of Pacoima Bridge, SW base of San Gabriel Mts. Comment
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Sep 9 2015
  RSA461355  Dodecatheon clevelandii subsp. insulare J. A. Powell 1928-4-4 s.n. Los Angeles Santa Catalina Island. Near mountain top. Comment
  LA94253  Dryopteris arguta Lawrence L. Kiefer; 1966-4-30 1916 Los Angeles SANTA MONICA MOUNTAINS, Serrano Canyon Road, ca 2 mi W of Yerba Buena Rd. 396 Comment
  SEINET3871644  Dryopteris arguta Scott D. White 2004-7-28 10652 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'the Pines' picnic area, immediately S of Angeles Forest Hwy, ca 0.5 mi W of jtn. with Angeles Crest Hwy. Condor Peak.; 0 976 Comment
  UC1543911  Dudleya Peter H. Raven and David Verity 15332 Los Angeles just nw mouth of Little Sycamore Canyon; Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  CAS-BOT-BC109570  Dudleya blochmaniae subsp. blochmaniae Peter H. Raven; Henry J. Thompson 1959-6-4 14337 Los Angeles Santa Monica Mountains. Point Dume. 36 Comment
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 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
  RSA681149  Dudleya lanceolata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1032 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  UC1015161  Dudleya lanceolata Reid Moran 1946-5-30 2062 Los Angeles 2.5 mi below Rincon Guard Station (near topotype); San Gabriel Canyon 518 Comment
  CAS-BOT-BC109674  Dudleya multicaulis Reid Moran 1948-6-10 3087 Los Angeles Puddingstone Hills. Comment
  RSA534963  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 54502 Los Angeles Hamilton Beach, Santa Catalina Island. 2 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
  UCD60841  Echinochloa crus-galli J. O. McMullin 1914-9-11 Los Angeles Casa Desierto. 13 miles E-NE Lancaster. 17 miles NE Palmdale. 17 miles SE Rosamond. Southern edge of what is now Edwards Air Force Base, per B. Crampton. Comment
  RSA0008144  Echinochloa crus-galli P. H. Raven, H. J. Thompson 1959-9-6 14404 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  UCR205673  Eclipta prostrata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36977 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR73395  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  RSA600310  Ehrharta erecta Scott D. White 1997-3-12 44734 Los Angeles Zuma Beach Area: Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR91215  Ehrharta erecta Scott D. White 1996-3-18 3840 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  SD215477  Elaeagnus angustifolia Timothy S. Ross, Steve Boyd 1990-6-18 3496 Los Angeles Big Pines Highway: Roadside circa 900meter East-southeast from Jackson Lake, just on the West side of upper Mescal Creek drainage. 1876 Comment
  UCR246492  Eleocharis Dan S. Cooper 2011-7-23 711- 92 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA1331  Eleocharis macrostachya Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2432 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir 426 Comment
  UCR113672  Eleocharis macrostachya L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, west fork of Morgan Canyon near Ferguson Motorway 434 Comment
  CAS-BOT-BC221836  Eleusine indica Ernest Braunton 1907-7-1 1282 Los Angeles Los Angeles Comment
  UCR141227  Elymus elymoides June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  SEINET10564688  Elymus elymoides Adolph D. E. Elmer Elmer 4166 Los Angeles Acton. Comment
  RSA0099413  Elymus elymoides subsp. elymoides R. G. Swinney 2011-8-5 15595 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA587089  Elymus elymoides subsp. elymoides Orlando Mistretta, Steve Boyd 1995-5-23 1727 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  UCD61336  Elymus elymoides subsp. elymoides Louis C. Wheeler 1973-4-21 s. n. Los Angeles Foothills of San Gabriel Mountains. 2 miles northeast Vincent. 990 Comment
  UCR223573  Elymus glaucus R. G. Swinney 2009-6-3 11033 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
  SEINET12747683  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mountains, San Dimas Canyon. 533 Comment
  RSA708022  Elytrigia intermedia subsp. intermedia Scott D. White, Jennifer H. Jones 2005-6-23 11148 Los Angeles Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. 976 Comment
  RSA401541  Emmenanthe penduliflora F. R. Fosberg 1931-4-23 s 4694 Los Angeles Upper Middle Ranch Canyon, Santa Catalina Island 260 Comment
  SFV2956  Emmenanthe penduliflora J. Chapman 1956-3-29 s. n. Los Angeles Tehachapi Mountains Gorman. 1160 Comment
  RSA171987  Emmenanthe penduliflora var. penduliflora James Henrickson 1963-5-5 32306 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts. 518 Comment
  JEPS34096  Encelia californica W. L. Jepson 1940-10-7 20183 Los Angeles Santa Monica Comment
  LA94431  Encelia californica Leo Boyd; 1953-5-10 sn Los Angeles Comment
  SFV5531  Encelia californica W. A. Kelley 1969-4-1 s. n. Los Angeles Santa Monica Mountains Studio City. Near Laurel Canyon. Comment
  UCR258822  Encelia californica R. G. Swinney 2010-3-16 11923 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
  SBBG126264  Encelia farinosa A. C. Sanders with T. B. Salvato 2009-5-29 37043 Los Angeles Irwindale on W side of Santa Fe Dam, W edge of 605 Fwy N of Arrow Hwy and S of where the freeway crosses the NW end of the dam 130 Comment
  CAS-BOT-BC81810  Ephedra nevadensis Timothy S. Ross 1991-4-27 4635 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/- S to SSW), ca 0.25-0.3 miles W 1203 Comment
  LA211928  Ephedra nevadensis R. G. Swinney; 2010-5-12 12770 Los Angeles SAN GABRIEL MOUNTAINS, Carr Canyon above Mount Emma road crossing, 0.6 miles E of Littlerock Creek confluence with Carr Canyon. 945.0 Comment
  UCR163445  Ephedra nevadensis B. G. Pitzer 1998-5-23 3722 Los Angeles Western Mojave Desert, c. 18 mi. NW of Adelanto, 240th Street East, 12.8 mi. west of San Bernardino Co. line. 2.8 mi. by road north of El Mirage Road (= Avenue 'P'), and 3.7 mi. south of Avenue 'J' (= N5) 866 Comment
  RSA0116182  Epilobium brachycarpum R. G. Swinney 2010-10-5 13985 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  LA86170  Epilobium canum Karen Bartholomew; 1966-5-11 20 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  UCR126332  Epilobium canum A. C. Sanders 2003-8-5 27109 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  UCR150609  Epilobium canum R. G. Swinney 1999-6-21 7368 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  CAS-BOT-BC166194  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC166274  Epilobium canum subsp. canum Geo. B. Grant 1902-8-6 s.n. Los Angeles Avalon Comment
  POM155767  Epilobium canum subsp. canum M. L. Bryan 1928-9-1 83 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  POM187613  Epilobium canum subsp. canum Joseph A. Ewan 1929-4-12 3479 Los Angeles Van Tassel Canyon above Azusa. Comment
  SDSU8889  Epilobium canum subsp. canum D. F. Howe 1951-10-7 2162 Los Angeles Mandeville Canyon, Santa monica Mountains. Comment
  SDSU8892  Epilobium canum subsp. canum Harvey 1938-8-7 2201 Los Angeles Near Malibu. Comment
  UC1595407  Epilobium canum subsp. canum Tim Ross and Annette H. Ross 1991-7-29 5687 Los Angeles Elephant Hill Puente Hills, San Dimas USGS 7.5' quad, W Pomona (sw side, n-most point of hills) 316 Comment
  POM17792  Epilobium canum subsp. latifolium P. A. Munz 1923-9-1 7710 Los Angeles Swartout Valley, San Antonio Mtns. 2351 Comment
  RSA766856  Epilobium ciliatum Justin M. Wood 2009-9-9 1297 Los Angeles [City of Claremont;] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA586816  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Steve D. Boyd 1994-6-21 1383 Los Angeles San Gabriel Mountains, Santiago canyon, drainage northwest of Pacifico Mountain. 1646 Comment
  RSA618687  Epilobium ciliatum subsp. ciliatum LeRoy Gross 1998-9-20 79 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  RSA795194  Epilobium ciliatum subsp. ciliatum Jane Tirrell 2012-8-3 LS 0138 Los Angeles Lily Spring, below Pacific Crest Trail, approx, 0.5 mi. northwest of Mt. Hawkins. 2480 Comment
  SEINET9077461 Image available Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1994-1 1242 Los Angeles San Gabriel Mountains, Little Rock Creek, just N of jct. of Forest Rd. 4N15 and 4N04.3 1219 Comment
  SD197617  Epipactis helleborine A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles San Gabriel Valley; Montebello Hills. 110 Comment
  CAS-BOT-BC57173  Equisetum hyemale subsp. affine I. Johnston 1917-5-13 271 Los Angeles El Monte 121 Comment
  RSA0087045  Equisetum laevigatum R. G. Swinney 2010-9-9 13796 Los Angeles 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
  RSA0103349  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 'Milley's Apple Orchard'? 912 Comment
  SBBG77005  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UC57326  Equisetum laevigatum Ernest Braunton 1902-5-10 290 Los Angeles Rivera Comment
  CAS-BOT-BC57308  Equisetum laevigatum Tim Ross 1993-4-23 6933 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; ca 350 m WNW of Eagle's Nest Lodge; 131 Comment
  SBBG13791  Equisetum telmateia subsp. braunii M. A. Piehl 1962-10-2 62530 Los Angeles Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  RSA568563  Eragrostis Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  LA33391  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, just N of Sunset Blvd. 167 Comment
  RSA596209  Eragrostis pectinacea Lauren Raz, Steve Boyd 1996-10-23 20 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  LA34230  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-9-18 14427 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA526633  Eremocarpus setiger Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4226 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA651886  Eremocarpus setiger A. E. Hersh 1950-6-27 s.n. Los Angeles Below Faculty Hill UCLA. 60 Comment
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Aug 10 2016
  SBBG25299  Eremogone macradenia var. macradenia D. Emery 1965-5-22 65 -180 Los Angeles S of Cima Mesa in Los Angeles Nat Forest Comment
  RSA158307  Eriastrum filifolium P. H. Raven 1962-5-10 17723 Los Angeles head of canyon north of Guds, north branch, San Clemente, San Clemente Island. 518 Comment
  UC1302324  Eriastrum sapphirinum Peter H. Raven and Robert F. Thorne 1964-5-7 19018 Los Angeles near Seminole Hot Springs (edges of fire break); Santa Monica Mountains, Saddle Rock Ranch Comment
  UCR219943  Eriastrum sapphirinum R. G. Swinney, Jane Strong 2009-4-21 10408 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA0122085  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, M. Z. Thorne 1969-7-9 38535 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines. 2088 Comment
  CAS-BOT-BC515034  Eriastrum sapphirinum subsp. sapphirinum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UCR122485  Ericameria cooperi George K. Helmkamp, E. A. Helmkamp 2001-5-2 6659 Los Angeles Western Mojave Desert, Antelope Valley, 0.1 mi west of Calif. Hwy 138 on Ave. W, then 0.3 mi S on [180th St. East] dirt road 976 Comment
  POM359336  Ericameria cuneata var. cuneata Anstruther Davidson 1915-8-11 3090 Los Angeles Ice Canyon, Camp Baldy Comment
  CDA4614  Ericameria linearifolia G. C. Fleischman 1952-4-26 Los Angeles Mint Canyon Highway. 0 Comment
  UCR259237  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-9 13750 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
  UCR273184  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-25 15864 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA792131  Ericameria nauseosa var. bernardina Jane Tirrell 2012-8-20 LS 0165 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  SBBG139  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  SBBG62921  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Forest Inn, Ridge Route (US Hwy 99) Comment
  SDSU6342  Ericameria nauseosa var. mohavensis Hunsaker 1962-11-2 Los Angeles 7 miles E of Wrightwood, San Gabriel Mountains. 1219 Comment
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Oct 29 2014
  CAS-BOT-BC298187  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-26 s.n. Los Angeles Lancaster, near high school Comment
  POM359439  Ericameria palmeri var. pachylepis B. C. Templeton 1962-9-27 9372 Los Angeles Near 6th & Coronado. 107 Comment
  RSA638191  Ericameria palmeri var. pachylepis S. White 1998-10-15 7186 Los Angeles Yorba Linda: 1/2 mile S Telegraph Canyon between Ohio St. and Fairmont. 152 Comment
  SBBG8353  Ericameria palmeri var. pachylepis R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC415687  Ericameria palmeri var. pachylepis Blanche Trask Oct 1899 s.n. Los Angeles Santa Catalina Island, 3 localities on opposite side of the island Comment
  SBBG62861  Ericameria parishii M. N. Ackley -Sep-1930 184 Los Angeles Valley Forge 1036 Comment
  UCR223146  Ericameria parryi R. G. Swinney 2009-7-22 11328 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  OBI5701  Ericameria pinifolia Carl B. Wolf 1931-10-20 2465 Los Angeles 1/2 mi above Montrose on the road from Tujunga to La Canada, San Gabriel mts 457 Comment
  POM6575  Ericameria pinifolia L. R. Abrams 1916-10-30 6378 Los Angeles Near Azusa. Comment
  RSA0035473  Ericameria pinifolia R. G. Swinney 2009-11-16 11629 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA295263  Ericameria pinifolia Mary H. Ward, Shirley W. Campbell 1970-10-23 123 Los Angeles Arroyo Seco, southeastern Pasadena Comment
  SBBG62802  Ericameria pinifolia R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  SD260180  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream)of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR271725  Erigeron canadensis R. G. Swinney 2011-3-26 14198 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
  POM357456  Erigeron foliosus B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR223175  Erigeron foliosus R. G. Swinney 2009-7-22 11317 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA532658  Erigeron foliosus var. foliosus Timothy S. Ross 1991-8-14 5768 Los Angeles Roundtop [Mtn], San Gabriel Mountains: 1707 Comment
  UCR281720  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-23 s.n. Los Angeles Palos Verdes Peninsula, Malaga Canyon, along Malaga Canyon Trail 186 Comment
  SEINET6046086  Eriodictyon crassifolium Louis C. Wheeler 1967-5-23 9689 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SD44543  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-5-11 1743 Los Angeles San Gabriel Mts, upper part of Lewis Paul Canyon on Woods Trail Comment
  SBBG13127  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  RSA77229  Eriodictyon trichocalyx var. trichocalyx F. W. Peirson 1918-6-10 169 Los Angeles west slope of San Gabriel Peak 1677 Comment
  UCR202445  Eriogonum R. G. Swinney 2005-8-15 8485 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  SDSU21100  Eriogonum angulosum Ian Cain, Bruce Lund 2010-5-10 1410 Los Angeles North west of Lancaster. 3.33km north east of intersection of 170th Street West and Highway 138 790 Comment
  UCSC011216  Eriogonum baileyi Adam Searcy 2015-7-10 77 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  SBBG61887  Eriogonum baileyi P. A. Munz, I. M. Johnston 1928-9-4 11175 Los Angeles Rock Crk 1158 Comment
  SBBG65250  Eriogonum baileyi var. baileyi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC574995  Eriogonum cinereum C. Epling 1934-12-12 Los Angeles near Seminole Hot Springs Comment
  HSC79862  Eriogonum cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  RSA587226  Eriogonum cithariforme var. agninum Orlando Mistretta 1994-5-11 1181 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA0017044  Eriogonum cithariforme var. cithariforme Ralph Hoffmann 1930-6-6 2842 Los Angeles Liebre Station to Ridge Route Comment
  HSC79889  Eriogonum elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  UC205955  Eriogonum elongatum var. elongatum D. L. Crawford Oct 1915 Los Angeles Mts. near Claremont Comment
  RSA562338  Eriogonum elongatum var. elongatum D. Charlton, Tom Martin 1991-10 s.n. Los Angeles Spunky Canyon Rd. between Bouquet Canyon and Green Valley 915 Comment
  RSA647936  Eriogonum fasciculatum Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. Comment
  RSA0073370  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-3-16 11946 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
  UCR177567  Eriogonum fasciculatum subsp. polifolium LeRoy Gross 2005-5-3 2252 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  SBBG1495  Eriogonum fasciculatum var. fasciculatum H. and M. Dearing 1938-5-22 Los Angeles Decker Ranch Rd Comment
  RSA393405  Eriogonum fasciculatum var. foliolosum Adele G. Axtman 1931-7-15 s.n. Los Angeles Low hillside near Devil's Gate Dam, Pasadena Comment
  UC1032042  Eriogonum fasciculatum var. foliolosum A. D. Gifford 1934-4-26 161 -C Los Angeles head of Ramera Canyon Triunfo Pass, Ramera Canyon Comment
  RSA602459  Eriogonum fasciculatum var. polifolium Scott D. White 1997-5-15 5151 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCD100053  Eriogonum fasciculatum var. polifolium R. N. Raynor 1938-6-1 s.n. Los Angeles between Littlerock and Cajon. Comment
  UCSB18459  Eriogonum fasciculatum var. polifolium Hurst, Linda 1963-2-26 Los Angeles N Kenter Road; 3 miles N of Sunset Blvd; 10 miles E of U.S. Highway 101 548 Comment
  SDSU6558  Eriogonum giganteum R. M. Beauchamp 1966-8-8 50 Los Angeles Along road south of Avalon. Santa Catalina Island. 137 Comment
  UC412791  Eriogonum giganteum R. L. Pendleton 1909-7-2 1354 Los Angeles road e Avalon; Santa Catalina Id. 9 Comment
  UC77570  Eriogonum giganteum J. W. Toumey 1894-9-3 Los Angeles Catalina Island Comment
  CAS-BOT-BC250314  Eriogonum giganteum var. formosum Steven A. Junak 1996-10-1 SCI- 694 Los Angeles San Clemente Island: Middle portion of Horse Canyon, ca 1.25 miles SW of Thirst Peak 359 Comment
  OBI69271  Eriogonum giganteum var. giganteum John Knapp, Denise Knapp 2003-4-13 10 Los Angeles Catalina Island, 3688837.079N x 377455.930E 44 Comment
  RSA0084781  Eriogonum gracile R. G. Swinney 2010-6-23 13309 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
  CAS-BOT-BC253453  Eriogonum gracile Cecil Hart 1922-9-12 s.n. Los Angeles Howard and Smith's Nursery, Montebello Comment
  CAS-BOT-BC253474  Eriogonum gracile John Thomas Howell 1927-10-9 3143 Los Angeles One miles sw. of San Fernando, San Fernando Valley Comment
  RSA66024  Eriogonum gracile var. gracile F. W. Peirson 1921-7-19 1743 Los Angeles San Gabriel Mts: junction of Coldwater Canyon and Cattle Canyon 793 Comment
  CAS-BOT-BC252230  Eriogonum grande var. grande Alice Eastwood 1917-7-20 6499 Los Angeles Santa Catalina Island Comment
  POM122829  Eriogonum grande var. grande Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  RSA139589  Eriogonum grande var. grande Reid V. Moran 1958-9-16 6846 Los Angeles San Clemente Island, 2 miles SE of Eel Point 100 Comment
  RSA346918  Eriogonum kearneyi var. monoense James D. Morefield 1985-8-10 3056 Los Angeles Keaney Buckwheat: Sandy Saddle on N side of McAfee Creek at its mouth, 1.2 mile N40'E of Red Mtn, Fishlake Valley drainage. 1662 Comment
  CAS-BOT-BC268778  Eriogonum mohavense Oliver 1884-1-1 s.n. Los Angeles Antelope Valley Comment
  HSC17403  Eriogonum mohavense C. S. Apperson 1966-4-24 Los Angeles Junction of Palmdale Blvd. and 90th St. Comment
  SBBG65436  Eriogonum reniforme R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  CAS-BOT-BC267606  Eriogonum saxatile James L. Reveal; C. Rose Broome 1987-6-25 6571 Los Angeles Along teh Angeles Crest Highway (California Highway 2) at milepost 47.3, 10.4 miles south of Cloudburst Summit and 0.4 mile south of Charlton Flat Campground, San Gabriel Mountains 1615 Comment
  POM156495  Eriogonum umbellatum var. minus L. R. Abrams 1902-7-12 2681 Los Angeles Mt. San Antonio. 2744 Comment
  RSA567313  Eriogonum umbellatum var. munzii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3947 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  CAS-BOT-BC264994  Eriogonum wrightii var. subscaposum Peter Kamb 1947-9-28 742 Los Angeles Above Pine Flats, San Gabiel Mts. 1981 Comment
  UC545889  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-10-21 4364 Los Angeles on road to Big Rock Creek 8 mi below Big Pines Park (desert slope of San Gabriel Mts.); San Gabriel Mts. 1371 Comment
  CAS-BOT-BC297936  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  CAS-BOT-BC297961  Eriophyllum confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  OBI35680  Eriophyllum confertiflorum Rebecca Cicoria 1982-4-25 45 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills. Comment
  POM12250  Eriophyllum confertiflorum F. L. Robinson 1921-4-15 26 Los Angeles Orchard N of Claremont. Comment
  UCR206160  Eriophyllum confertiflorum R. G. Swinney 2008-6-4 8931 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR277213  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12933 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  JEPS30453  Eriophyllum confertiflorum var. confertiflorum Henry J. Thompson 1959-5-2 1968 Los Angeles 1.7 mi up the canyon from Coast Highway; Santa Monica Mountains, Little Sycamore Canyon, Yerba Buena 152 Comment
  POM357900  Eriophyllum confertiflorum var. confertiflorum Anstruther Davidson 1906-6-3 1470 Los Angeles San Gabriel Mountains. Comment
  RSA0091747  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 Los Angeles 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. 1061 Comment
  RSA660479  Eriophyllum confertiflorum var. confertiflorum Steve Teh 1994-5-20 30 Los Angeles Modjeska Grade rd. 1 mile back on fire road. Comment
  CAS-BOT-BC124132  Eriophyllum nevinii Joseph Cook (Rev.) Nevin 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  CAS-BOT-BC308350  Eriophyllum nevinii Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-22 22671 Los Angeles east side 1 mile south of Wilsons Cove, San Clemente Island 35 Comment
  CHSC95916  Eriophyllum pringlei LeRoy Gross 2005-5-3 2223 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
  RSA631088  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  UC867331  Erodium botrys I. W. Clokey and B. C. Templeton 1930-4-8 4636 Los Angeles San Fernando Road 300 Comment
  RSA592142  Erodium brachycarpum Louis C. Wheeler 1967-4-30 9205 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  CATA1560  Erodium cicutarium Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2827 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  UC1922284  Erodium cicutarium Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 702 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 14.5'' N 118deg 17' 15.8'' W T2N Comment
  UCR187017  Erodium cicutarium A. C. Sanders 2006-4-25 32164 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
  PASA668  Erodium macrophyllum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA592167  Erodium moschatum Louis C. Wheeler 1967-5-7 9292 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  UC1126622  Erysimum capitatum G. T. Nordstrom 1935-3-24 411 Los Angeles 2.5 mi se mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  UCD114972  Erysimum capitatum Michael Alvord; Curtis Schway 1993-3-28 12 Los Angeles Santa Monica Mountains, Malibu State Park, SE Corner of Mulholland Drive and Cornell Road, Yearling Trail. 1 mile NE of side of trail, upper fork. 245 Comment
  RSA600039  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-3-25 9259 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA610966  Erysimum capitatum var. capitatum L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  SBBG14999  Erysimum capitatum var. capitatum E. C. Twisselmann 1962-4-10 6829 Los Angeles Rosamond region, 1.3 mi E of Hwy 6 on rd at the end of Ave A 624 Comment
  SD253417  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-12 14714 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon (Pacifico Mountain 7.5'Q) 1195 Comment
  UCD114999  Erysimum capitatum var. capitatum Daryl Koutnik; Bruce Holguin 1978-4-1 213 Los Angeles south side of Sierra Highway and east of Anthony Road. 883 Comment
  RSA530307  Erysimum capitatum var. capitatum Robert Gustafson, Christopher Davidson 1977-4-20 430 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  CAS-BOT-BC403157  Eschscholzia californica Alice Eastwood 1917-7-20 6495 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC403162  Eschscholzia californica Reid Moran 1941-2-25 612 Los Angeles North of Wilson Harbor, Santa Catalina Island Comment
  RSA445473  Eschscholzia ramosa M. B. Dunkle 1939-4-6 7301 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA0010830  Eucalyptus K. Dobry 1991-4-22 d- 815 Los Angeles Santa Monica Mts. Upper Cold Creek Cyn. Comment
  RSA0116796  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SD253468  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-7 12577 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy (Sunland 7.5'Q) 494 Comment
  OBI13937  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert J. Rodin 1953-5-2 5808 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  LA46922  Eulobus californicus C. S. Venkatesh; 1957-4-29 7 Los Angeles 441 Comment
  SFV17888  Eulobus californicus J. D. Dilley 1998-3-27 248 Los Angeles San Gabriel Mountains Junction of Gold Creek Road and Little Tujunga Canyon in the foothills above Sunland. 500 Comment
  RSA752544  Euphorbia Justin M. Wood 2009-1-3 281 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  UCR280556  Euphorbia albomarginata R. G. Swinney 2014-4-17 16071 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA498943  Euphorbia crenulata L. C. Wheeler 1933-10-7 2166 Los Angeles Liveoak Canyon 762 Comment
  CDA19864  Euphorbia dendroides Hartman 2002-5-21 PDR 1253860 Los Angeles Southern California; Angeles NF, Big Santa Anita Cyn. 0 Comment
  RSA605865  Euphorbia lathyris L. C. Wheeler 1966-10-25 9075 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCD142562  Euphorbia melanadenia Gary D. Cromwell; David W. Wheat 1971-4-30 586 Los Angeles San Gabriel Mtns., Angeles National Forest, Mystic Canyon, 2 mi. NE of Glendora. 150 m. from Big Dalton Canyon Road. 426 Comment
  SBBG19143  Euphorbia misera M. A. Piehl 1963-12-7 631069 Los Angeles Pyramid Head 19 Comment
  RSA612078  Euphorbia peplus Valerie L. Soza 1998-4-26 67 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SE of pHake Lake, N of Foothill Boulevard. [Coordinates given are] at center of BFS. 411 Comment
  SBBG33610  Euphorbia peplus S. A. Junak with K. Kirkland, M. L. Hoefs 1998-6-11 SCa 706 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  UCR101746  Euphorbia serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles City of Los Angeles, Crenshaw High School, 49th Street and 9th Avenue. 37 Comment
  SEINET10453779  Euphorbia serpillifolia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4794 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  UCR179731  Euphorbia serpillifolia R. G. Swinney, Dave Larson 1996-7-17 5138 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  IRVC27006  Euphorbia serpyllifolia A. C. Sanders, Mark Elvin 2003-8-7 27167 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UC1241147  Euryops pectinatus Peter H. Raven 1959-3-18 13870 Los Angeles Arcadia Los Angeles State and County Arboretum, Arcadia Comment
  RSA711453  Euthamia occidentalis LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2441 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  CDA2176  Festuca arundinacea T. S. Ross, Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill, W Pomona. Comment
  UCR152451  Festuca arundinacea A. C. Sanders, Lee Jones 2005-4-8 29338 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  IRVC29579  Festuca microstachys A. C. Sanders 2003-4-29 26182 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  SBBG56726  Festuca microstachys var. pauciflora R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CATA670  Festuca myuros Mark L. Hoefs 1991-4-23 1159 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCR114216  Festuca octoflora A. C. Sanders, D. Malueg 1998-6-24 22064 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  UCR126248  Festuca octoflora A. C. Sanders 2003-3-14 25781 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
  SBBG128449  Festuca perennis M. L. Hoefs 1995-5-16 2029 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  CAS-BOT-BC487554  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. W of Fairmont Ave. 146 Comment
  RSA0116284  Ficus microcarpa R. E. Riefner Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Freeway on E side of Garfield St. 129 Comment
  UCR267286  Ficus microcarpa R. E. Riefner Jr. 2015-7-26 15- 211 Los Angeles City of Glendale, E side of Glendale Freeway (Hwy 2), Ripple St. at Rosanna St. 116 Comment
  RSA535728  Filago arizonica Timothy S. Ross 1991-5-22 5475 Los Angeles San Clemente Island, Spray Canyon, short Canyon. alt 2400ft. ENE of Spray (which in turn is 5200ft N of Eel Point) W side of island. 53 Comment
  RSA188203  Filago californica R. F. Thorne, Percy C. Everett 1965-6-22 34913 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  UCR125635  Filago gallica A. C. Sanders 2003-5-26 25865 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  SD38876  Foeniculum vulgare Edith A. Purer 1931-5-21 Los Angeles Puente Comment
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Jul 11 2010
  RSA628722  Forestiera pubescens R. S. Woglum 1942-5-20 3333 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  CAS-BOT-BC52547  Frangula californica subsp. californica H. E. McMinn 1924-8-4 1222 Los Angeles Huntington Drive near Pasadena Comment
  CATA1523  Frankenia salina Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2741 Los Angeles Santa Catalina Island: Bluff below U.S.C. Building at Fisherman's Cove 6 Comment
  UC1349039  Frankenia salina Robert F. Thorne and P. Everett 1965-5-11 34534 Los Angeles e side Catalina Harbor; Santa Catalina Island, Ballast Point Comment
  CAS-BOT-BC223416  Fraxinus dipetala Timothy S. Ross 1995-4-26 8387 Los Angeles Liebre Mountains. Liebre Gulch: along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) ca 90 feet ESE of its junction with 8N01 in the canyon bottom 996 Comment
  LA81923  Fraxinus dipetala O. H. Kappler; 1944-4-6 586 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  RSA121929  Fraxinus dipetala G. T. Nordstrom 1935-3-24 407 Los Angeles 2.25 miles SE of mouth of Beartrap Canyon 701 Comment
  RSA464912  Fraxinus dipetala Fordyce Grinnell Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  RSA660401  Fraxinus dipetala Orlando Mistretta 1992-6-17 590 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  OBI70997  Fremontodendron californicum Larry Kelly, David J. Keil 1989-4-21 367 Los Angeles San Gabriel Mts. 2-3 mi SE of Valyrmo along ft. Tejon rd Comment
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Aug 4 2014
  POM261348  Fritillaria biflora Philip A. Munz 1940-5-1 15769 Los Angeles S of San Dimas. 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
  RSA376626  Fritillaria biflora I. M. Johnston s.n. Los Angeles Topanga. Comment
  LA29020  Fritillaria biflora var. biflora Mary V. Hood; 1940-3-8 40 13 k* a,b Los Angeles 335 Comment
  SD253513  Fumaria officinalis R. G. Swinney 2010-3-16 11956 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. 328 Comment
  POM3368  Funastrum cynanchoides var. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont. Comment
  RSA702032  Galium andrewsii Steve D. Boyd, Amber Maurice 2004-5-18 11311 Los Angeles Atmore Meadows area. Comment
  CATA1799  Galium angustifolium Benjamin E. Carter 2012-8-23 6983 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  RSA133254  Galium angustifolium subsp. angustifolium Peter H. Raven 1959-5-3 14079 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon. 366 Comment
  RSA26281  Galium angustifolium subsp. angustifolium Reid V. Moran 1941-5-17 861 Los Angeles Pico Canyon, north of San Fernando. 600 Comment
  RSA641377  Galium angustifolium subsp. gabrielense Orlando Mistretta 1995-6-23 1833 Los Angeles San Gabriel Mountains: Lookout Mt. Trail; Orobanche valida survey. 1921 Comment
  SD132611  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island Comment
  RSA632436  Galium californicum subsp. flaccidum Valerie L. Soza, LeRoy Gross 1999-7-15 627 Los Angeles San Gabriel Mountains: Mt. Wilson Trail above Little Santa Anita Canyon. 1067 Comment
  SBBG128202  Galium catalinense M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2208 Los Angeles S side of Eagle Cyn 351 Comment
  CAS-BOT-BC217459  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing, San Clemente Island Comment
  SD181347  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 b Los Angeles San Gabriel Mountains region; Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road, ca. 1.54 miles east of junction with Van Tassel Truck Trail 854 Comment
  UCR147787  Galium grande Valerie Soza, Et al. 2000-7-5 1050 Los Angeles San Gabriel Mountains, Above San Gabriel Canyon, west of Morris Reservoir; adjacent to E-facing firebreak and west of Silver Fish Road (FSR 2N28), c. 3.2 mi west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road 793 Comment
  UCR269137  Galium grande Orlando Mistretta, Jamie Reese 2011-7-28 6006 Los Angeles San Gabriel Mountains, along Rincon Red Box Road, on the divide between West Fork San Gabriel River Canyon and East fork Santa Anita Canyon, 0.75 air miles northwest of Monrovia Peak 1451 Comment
  CAS-BOT-BC223140  Galium johnstonii Timothy S. Ross; Steve Boyd 1990-5-23 2638 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon 1371 Comment
  SBBG126959  Galium johnstonii A. Parikh, N. Gale 2011-7-6 3539 Los Angeles rd to Barley Flats, 3.9 km W of Shortcut Station, 1 km N of St Hwy 2; San Gabriel Mtns 1690 Comment
  UCR194028  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 8 2012
  SBBG36292  Galium nuttallii subsp. nuttallii V. Soza with W. Law, L. Moore 2000-6-27 1036 Los Angeles firebreak above Chantry Flat Heliport, ca. 0.7 mi SW of Chantry Flat, along USFS Rd 2N41.2, S of San Olene Cyn 853 Comment
  RSA0091505  Galium porrigens R. G. Swinney 2011-10-10 15734 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA0035497  Galium porrigens var. porrigens Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  SBBG132297  Gambelia speciosa S. A. Junak, B. Collins 1991-4-25 SCI- 231 Los Angeles overlooking E side of island, Triangulation Point "Jack" 259 Comment
  UCR149808  Gamochaeta pensylvanica Scott D. White 2004-4-23 10230 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CAS-BOT-BC304350  Gamochaeta pensylvanica Philip A. Munz 1934-5-1 13129 Los Angeles Claremont 365 Comment
  SBBG131134  Gamochaeta ustulata S. A. Junak 1999-5-21 SCa 976 Los Angeles upper reaches of Coffee Pot Cyn, near Benchmark 1732, N facing slope 527 Comment
  UCR124975  Garrya flavescens B. C. Templeton 1936-4-14 5639 Los Angeles San Gabriel Mtns., north of Strawberry Peak 1524 Comment
  RSA392404  Garrya veatchii Albert J. Perkins 1918-4-15 s.n. Los Angeles Fork of Trails to Opids and Mt. Wilson. Comment
  UCR3694  Garrya veatchii Frank C. Vasek 1963-8-16 630816- 01 Los Angeles San Gabriel Mtns, Cow Canyon Saddle 1402 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  RSA623840  Gastridium phleoides C. M. Hook 3917 Los Angeles Santa Monica Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  RSA0091862  Gastridium ventricosum Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1568 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  RSA763105  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCD170714  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit. 2172 Comment
  SD255805  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-7-16 9251 Los Angeles San Gabriel Mountains: Will Thrall Peak, west of Burkhart Saddle (Juniper Hills 7.5'Q) 2378 Comment
  UCR271150  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15480 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA655783  Gazania linearis James Henrickson 2000-4-15 20698 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  POM7005  Geranium carolinianum P. A. Munz, L. T. Street, G. Williams 1919-4-5 2449 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UC1870314  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1065 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  UCR103767  Gilia David Charlton 1989-6-10 3206 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  SBBG64392  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1931-3-20 Los Angeles vacant lot near railroad Station, Glendale Comment
  RSA271448  Gilia aliquanta subsp. aliquanta R. F. Thorne, John Dourley, Walter Wisura 1978-4-17 1525 Los Angeles Bob's Gap, about 2.5 air mile north-east of Valyermo. 1098 Comment
  RSA569922  Gilia aliquanta subsp. aliquanta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4833 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SD53041  Gilia angelensis Peter H. Raven 1962-5-1 17521 Los Angeles Santa Monica Mountains, just south of Agoura. 259 Comment
  UCR143112  Gilia angelensis Reid Moran 1941-3-11 697 Los Angeles Channel Islands, ridge north of Middle Ranch, Santa Catalina Island 300 Comment
  RSA555412  Gilia angelensis Patricia Wilder 1963-1 2004 Los Angeles Distillery. Comment
  RSA598068  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1967-5-9 9393 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA590934  Gilia brecciarum subsp. brecciarum Orlando Mistretta 1994-4-12 1025 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  SBBG118486  Gilia brecciarum subsp. brecciarum O. Mistretta, S. Boyd 1995-3-28 1730 Los Angeles Little Rock Crk Management Unit; Bare Mtn Cyn 1356 Comment
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  RSA199040  Gilia latiflora subsp. davyi W. M. Gauntt 1966-3-26 103 Los Angeles Route 138: 6 miles W of Wrightwood. 1250 Comment
  RSA469399  Gilia latiflora subsp. davyi Frances Runyan 1973-4-14 s.n. Los Angeles On dirt road just out of Gorman. 1067 Comment
  RSA469372  Gilia latiflora subsp. latiflora Robert Gustafson 1982-4-26 2520 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  LA206685  Gilia nevinii H. Lewis; 1937-3-25 sn Los Angeles Santa Catalina Island, Santa Catalina Island 457 Comment
  RSA150674  Gilia nevinii P. H. Raven 1962-4-10 17192 Los Angeles San Clemente Island: among rocks on sides of a steep gully, on east side of island below a point about 2 miles north of Thirst. 473 Comment
  RSA0017197  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit along trail. 2409 Comment
  RSA0017173  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of USFS. 2134 Comment
  RSA679867  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 872 -a Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR189260  Gilia sinuata R. G. Swinney 1998-5-16 6062 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA763503  Gilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-5-20 3153 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 96 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1476 Comment
  SBBG125225  Githopsis diffusa subsp. diffusa A. Parikh, N. Gale 2010-6-19 3347 Los Angeles Upper Big Tujunga Cyn, 1.2 km W of Shortcut Station, 0.8 km N of St Hwy 2, San Gabriel Mtns 1237 Comment
  RSA682661  Gnaphalium californicum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1085 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR91445  Gnaphalium californicum Scott D. White 1995-2-7 2536 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  UCR141852  Gnaphalium canescens R. G. Swinney 1997-9-6 5859 Los Angeles San Gabriel Mountains, Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16. 1890 Comment
  RSA594211  Gnaphalium palustre L. C. Wheeler 1967-5-8 9308 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCR189678  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  CAS-BOT-BC108971  Goodmania luteola Ralph Hoffman 1930-4-28 s.n. Los Angeles Lancaster. Comment
  UCR231904  Goodmania luteola Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8025 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, north of old drive-in theater, 100 m west of Sierra Highway and 800 m south of Avenue H 707 Comment
  CAS-BOT-BC110214  Grayia spinosa Timothy S. Ross; Steve Boyd 1991-3-23 4259 Los Angeles Lovejoy Buttes, on the Mojave Desert. Northeast portion of the main buttes, +- west of Lovejoy Springs (destroyed by development). 941 Comment
  POM359072  Grindelia camporum George R. Johnstone 1931-10-24 14031 Los Angeles Santa Susanna Mts. 915 Comment
  LA32270  Guillenia lasiophylla Peter H. Raven; 1959-5-2 14049 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  POM8694  Guillenia lasiophylla P. A. Munz, Harwood 1920-3-13 3316 Los Angeles San Jose Hills, 0.5 mi [?] Pomona. 305 Comment
  CATA3126  Hainardia cylindrica Amy Catalano 2016-5-25 131 Los Angeles Santa Catalina Island: Short spur road at sharp turn at south end of Big Springs Road 63 Comment
  CAS-BOT-BC173171  Harpagonella palmeri Tim Ross 1993-4-22 6869 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak 448 Comment
  RSA309653  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles Hollywood, near North Kenmore & Oakdale Streets. 91 Comment
  CAS-BOT-BC306642  Helenium bigelovii Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38846 Los Angeles San Gabriel Mts., Angeles National Forest: Slope above Angeles Crest Hwy. N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2316 Comment
  UCR190023  Helenium bigelovii R. G. Swinney 1998-10-3 7018 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  POM359760  Helenium puberulum Thekla Mohr 1915-1 3949 Los Angeles North Fork, San Gabriel River. Comment
  RSA441781  Helianthemum scoparium var. vulgare C. Epling, N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC305695  Helianthus gracilentus Alice Eastwood 1919-5-29 8996 Los Angeles San Gabriel Canyon Comment
  SBBG60837  Helianthus gracilentus R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA601117  Helianthus gracilentus L. C. Wheeler 1967-6-26 9908 Los Angeles Placerita Canyon. 579 Comment
  CATA1157  Heliotropium curassavicum Mark L. Hoefs 1995-5-30 2150 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SBBG79047  Heliotropium curassavicum F. R. Fosberg 1931-4-29 4712 Los Angeles mouth of Cottonwood Cyn 2 Comment
  UCR187189  Heliotropium curassavicum A. C. Sanders 2006-5-16 32323 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
  UCR206521  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36961 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCR273896  Heliotropium curassavicum Steven A. Junak 2000-10-12 SCa- 1413 Los Angeles Channel Islands, Santa Catalina Island, north side of Thompson Reservoir 195 Comment
  POM369753  Heliotropium curassavicum var. oculatum Wm. Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  CATA1427  Helminthotheca echioides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2588 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  RSA360330  Hemizonia australis Frances M. Morey 1994-5-28 s.n. Los Angeles Between W. Adams & Culver City. Comment
  NY43120  Hemizonia clementina J. B. Walker 1995-6-5 1425 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  RSA54175  Hemizonia clementina C. B. Wolf 1932-5-9 3435 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  POM360255  Hemizonia fasciculata F. R. Fosberg 1931-5-21 4930 Los Angeles Parsons landing, Santa Catalina Island, 20 Comment
  RSA654346  Hemizonia fasciculata Valerie L. Soza, LeRoy Gross 2000-5-25 965 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  UCR281832  Herniaria hirsuta var. cinerea Mitch Provance, Scott Duff 2017-6-29 617- 75 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  LA82191  Hesperolinon micranthum O. H. Kappler; 1944-5-7 611 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA100336  Heterocodon rariflorum F. W. Peirson 1921-6-14 1210 Los Angeles Trail fork of San Gabriel River 990 Comment
  CAS-BOT-BC143692  Heteromeles arbutifolia Earnest Windle 1917-12-1 s.n. Los Angeles Santa Catalina Id. Comment
  CATA295  Heteromeles arbutifolia Mark L. Hoefs 1973-6-4 314 Los Angeles Santa Catalina Island: By road on southeast side of Wrigley Memorial, upper Avalon Canyon 121 Comment
  JEPS45029  Heteromeles arbutifolia Blanche Trask 1909-2-6 Los Angeles Avalon; Santa Catalina Island Comment
  SBBG98604  Heteromeles arbutifolia T. Ross, A. Ross 1991-3-7 4132 Los Angeles Elephant Hill, western Pomona 237 Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA0036058  Heterotheca fastigiata David Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, Angeles national Forest, 6 miles north of La Cresenta near Georges Gap. 914 Comment
  SBBG12554  Heterotheca grandiflora P. H. Raven 1962-4-11 17285 Los Angeles N of a point W of Wall 2 30 Comment
  RSA0074071  Heterotheca grandiflora F. R. Fosberg 1931-10-11 7216 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA0074411  Heterotheca grandiflora Timothy S. Ross 1991-5-22 5463 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  UCR178066  Heterotheca sessiliflora subsp. fastigiata LeRoy Gross 2001-11-10 453 Los Angeles Los Angeles Basin, Verdugo Mountains, north side. Off the 210 Fwy east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  UC137094  Heuchera elegans LeRoy Abrams 1902-6-30 2582 Los Angeles Mt. Wilson, near Martins Camp; Mt. Wilson Comment
  POM21341  Hieracium argutum Fordyce Grinnell Jr 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA777870  Hirschfeldia incana R. G. Swinney 2009-6-12 11116 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC149946  Holodiscus discolor var. discolor Grant 1904-6-26 s.n. Los Angeles Mt. Lowe Comment
  UCR30557  Holodiscus microphyllus John C. Roos 1937-7-16 2426 Los Angeles San Gabriel Mtns., Baldy Peak Comment
  UCR272608  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  UCR187104  Hordeum depressum A. C. Sanders 2006-5-16 32300 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
  SBBG127978  Hordeum marinum M. L. Hoefs, S. A. Junak 1996-5-1 2688 Los Angeles Haypress Reservoir, at cmpgrd 384 Comment
  SD252253  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-5 Sca 1260 Los Angeles Santa Catalina Island: Ca. 1.5 miles NNW of beah at Little Harbor campground (air miles), plant stop above road. N-facing slope. 198 Comment
  SBBG12192  Hordeum murinum P. H. Raven 1962-4-9 17138 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR258901  Hordeum murinum R. G. Swinney 2010-4-30 12460 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
  RSA649007  Hordeum murinum subsp. leporinum Scott Lowe 1991-5-12 29 Los Angeles San Gabriel River channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UCSB6767  Hordeum murinum subsp. leporinum Albright, S. 1957-5-27 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  UCR119061  Horkelia cuneata Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  CAS-BOT-BC312602  Hulsea vestita subsp. gabrielensis Timothy S. Ross; Steve Boyd 1990-5-23 2608 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1798 Comment
  NY546780  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles East of Chilao, San Gabriel Mts. 1828.8 Comment
  RSA679927  Hulsea vestita subsp. gabrielensis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 936 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  SFV17597  Hulsea vestita subsp. gabrielensis J. N. Hogue, L. H. Hogue 1998-7-2 116 .11 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  UCR199871  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles San Gabriel Mountains, Forest Service Road surveys along Santa Clara Road (3N17.6) from Magic Mountain to a short distances east of Indian Canyon Road (4N37) 1424 Comment
  RSA0001319  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles east of Chilao, San Gabriel Mtns. 1829 Comment
  RSA0001953  Hutchinsonia Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
  CAS-BOT-BC312943  Hypochaeris glabra Timothy S. Ross 1992-5-24 6411 Los Angeles San Gabriel Mountains. Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 475 Comment
  SFV7628  Hypochaeris radicata T. Gordon 1975-6-24 1089 Los Angeles San Fernando Valley Lindley Ave. near Superior on CSUN campus. Comment
  RSA657452  Indigofera gerardiana C. Schapiro 1979-4-10 7 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  RSA248897  Isocoma menziesii R. F. Thorne 1973-4-12 42922 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
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Jun 24 2014
  SFV16491  Isocoma menziesii P. M. Schiffman, R. van de Hoek 1996-11-3 s. n. Los Angeles California Channel Islands Santa Catalina Island. Along ridge above White's Landing. Comment
  JEPS26186  Isocoma menziesii var. vernonioides Peter H. Raven and Henry J. Thompson 1959-10-4 14554 Los Angeles at Santa Monica Canyon Coast Highway; Santa Monica Mountains 15 Comment
  UC857718  Isomeris arborea F. R. Fosberg 1931-4-12 S 4579 Los Angeles Palisades Santa Catalina Island (near J<???>fish Pt) 15 Comment
  UCSB11236  Jaumea carnosa Breedlove, Dennis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor; Santa Catalina Island Comment
  CATA3211  Jepsonia malvifolia Julie L. King 2016-11-29 30 Los Angeles Santa Catalina Island: West side of Empire Landing Rd., about 250 meters by road from NW junction with Quarry Haul Rd. 118 Comment
  RSA0087091  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA401009  Juglans californica Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  UCR126712  Juglans californica A. C. Sanders, Mark Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA0011175  Juglans californica var. californica Tim S. Ross, Steve D. Boyd 1990-5-29 2704 Los Angeles San Gabriel Mts.: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging staton. 1236 Comment
  CAS-BOT-BC478180  Juglans hindsii R. E. Jr. Riefner 2015-7-26 15 -213 Los Angeles Los Angeles, W side of Riverside Drive, vicinity of Stadium Way, W of I-5 Freeway 121 Comment
  UCR251739  Juglans regia R. E. Riefner Jr. 2000-8-29 00- 766 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Sunland, Verdugo Mountains, La Tuna Canyn, north side of La Tuna Canyon Rd., 0.5 miles east of Alben Ave. 316 Comment
  IRVC26180  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  RSA0098642  Juncus bufonius R. G. Swinney 2010-5-11 12694 Los Angeles San Gabriel Mountains: 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
  SD252225  Juncus bufonius Steven A. Junak 1999-7-15 Sca 1030 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  RSA368196  Juncus covillei F. R. Fosberg, Joseph A. Ewan 1931-8-12 s 5582 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA600730  Juncus covillei L. C. Wheeler 1954-9-1 7088 -A Los Angeles San Gabriel Mountains; Little Rock Creek at Buckhorn. Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  LA82495  Juncus phaeocephalus var. paniculatus O. H. Kappler; 1940-5-19 18 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM1602  Juncus rugulosus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA762499  Juncus xiphioides R. G. Swinney 2008-11-29 9850 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SFV20848  Juncus xiphioides L. Gross, A. E. Gutman, S. Gutman 2000-9-8 265 Los Angeles San Fernando Valley Tujunga Ponds. 335 Comment
  CAS-BOT-BC81004  Juniperus californica Vernon O. Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  CAS-BOT-BC81009  Juniperus californica Louis C. Wheeler 1931-11-20 363 Los Angeles San Gabriel Wash 152 Comment
  NY21052  Juniperus californica A. D. E. Elmer 06 1902 3633 Los Angeles Palmdale. Comment
  RSA0084855  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UC1134286  Juniperus californica A. Lewis 1934-1-1 240 Los Angeles w of Palmdale; Elizabeth Lake Quad. 853 Comment
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Dec 16 2014
  UCR17705  Juniperus californica Frank C. Vasek 1975-11-29 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., hills just south of Cornell's Corner Comment
  UCR222984  Juniperus californica R. G. Swinney 2009-5-5 10644 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA640811  Juniperus californica L. C. Wheeler 1930-11-26 s.n. Los Angeles Mojave Desert. Comment
  RSA632834  Kalanchoe blossfeldiana R. F. Thorne, A. C. Gibson 1971-5-22 39774 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA401700  Keckiella cordifolia V. V. Giles 1936-7-5 47 Los Angeles Crystal Lake Road 1220 Comment
  SFV17420  Keckiella cordifolia M. S. Valenzuela 1998-6-11 85 Los Angeles Santa Monica Mountains Topanga Canyon State Park. Along Santa Ynez trail. 366 Comment
  UC1587694  Keckiella cordifolia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5217 Los Angeles se end San Clemente Island (vicinity of Knob, se draw leading into upper Knob Canyon, 5100 ft nw of Guds) 251 Comment
  RSA400464  Keckiella ternata subsp. ternata Anstruther Davidson 1895-06 2145 Los Angeles Wilson Peak. Comment
  CAS-BOT-BC246113  Keckiella ternata var. ternata C. F. Baker 1903-5-1 5067 Los Angeles Claremont Comment
  UCR36541  Kochia californica A. C. Sanders, F. C. Vasek 1984-6-6 5079 Los Angeles Mojave Desert, SW end of Rosamond Lake (dry) near E end of Ave. 'C 701 Comment
  CAS-BOT-BC274271  Koeleria macrantha Naomi Fraga; Paul Morton 2004-5-18 1182 Los Angeles Transverse Ranges; San Gabriel Mountains region: On ridgeline of Mount Hillyer, near summit 1860 Comment
  UCR139370  Koeleria macrantha I. M. Johnston 1917-7-1 1520 Los Angeles San Gabriel Mtns., Brown's Flat 1372 Comment
  RSA720490  Koelreuteria bipinnata R. G. Swinney 1997-9-27 5878 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
  LA204721  Krascheninnikovia lanata J. Sauer; T. Brothers 1979-5-6 6072 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  SEINET6653598 Image available Krascheninnikovia lanata D. Mummert 1968-1 31 Los Angeles 1/4 mile south of Hwy 138 914 Comment
  SEINET3828348  Krascheninnikovia lanata C. Epling, Wm. Robinson 1935-1 Los Angeles Rocky slope of mesa South of San Augustine. Comment
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Mar 9 2015
  SBBG109008  Lactuca serriola S. A. Junak 1996-10-2 SCl 700 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  LA209851  Larrea tridentata Carl Epling; M. Epling May 1925 sn Los Angeles Palmdale, 3 mi. SW Comment
  CAS-BOT-BC412750  Lastarriaea coriacea Alice Eastwood 1906-5-27 57 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  POM277134  Lasthenia californica E. S. Steele, H. S. Pratt 1935-3-6 s.n. Los Angeles Eagle Rock. Comment
  IRVC26337  Lasthenia glabrata subsp. coulteri A. C. Sanders 2003-4-16 26033 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  RSA612656  Lasthenia gracilis M. Elena Siqueiros 1997-3-19 4382 Los Angeles NW corner of Mills Ave., and Foothill Blvd., Claremont, SE of Phake Lake, along the fire road, 5m from lake shore 412 Comment
  UC54183  Lasthenia gracilis W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA251443  Lathyrus vestitus subsp. laetiflorus R. F. Thorne 1966-4-16 36073 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  RSA405677  Lathyrus vestitus subsp. laetiflorus M. V. Hood 1945-5-1 2235 Los Angeles Tapia Park area 762 Comment
  UCD106524  Lathyrus vestitus var. alefeldii Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mi. east of Claremont, Antelope Valley. Comment
  UC15338  Lathyrus vestitus var. ochropetalus Harley P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  SBBG67578  Lathyrus vestitus var. vestitus R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  RSA188145  Lavatera assurgentiflora subsp. assurgentiflora Robert F. Thorne, Everett 1965-6-23 34994 Los Angeles Santa Catalina Island. Near mouth of Hamilton Canyon NW of Avalon. 23 Comment
  RSA239455  Lavatera assurgentiflora subsp. assurgentiflora E. R. Blakley 1963-12-8 6414 Los Angeles San Clemente Island, south end of mesa and just under northwest edge of new air strip, about 150 ft north of West Cove 23 Comment
  RSA579325  Layia glandulosa Timothy S. Ross 1994-5-31 7973 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 860 m WNW of the 7124-ft summit. 2073 Comment
  RSA717221  Layia glandulosa Scott D. White, Pam De Vries 2006-5-10 11440 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
  SD254540  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA696932  Layia glandulosa Seacord s.n. Los Angeles West Mojave Comment
  CAS-BOT-BC377807  Layia platyglossa Geo. L. Moxley 1915-4-19 313 Los Angeles East Hollywood Comment
  SD60416  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island; lower end of Bullrush Canyon. 199 Comment
  POM361673  Layia platyglossa subsp. campestris Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills n. end of Vermont Ave. Comment
  RSA92257  Layia platyglossa subsp. campestris F. W. Peirson 1923-4-9 3430 Los Angeles San Clemente Island: Wilson's Cove Comment
  UCR146503  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  CLARK-A1528-2322  Lepidium flavum John C. Roos 1937-3-25 1336 Los Angeles Comment
  SBBG19205  Lepidium virginicum var. pubescens M. A. Piehl 1963-12-7 631079 Los Angeles rd to navy base just S of airfield 51 Comment
  CAS-BOT-BC328052  Lepidospartum squamatum C. B. Wolf 1931-6-25 2238 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon) 60 Comment
  CAS-BOT-BC328067  Lepidospartum squamatum Ernest C. Twisselmann 1955-8-10 2318 Los Angeles San Emigdio Range. Castaic Valley, 0.3 mi E of Kern County Line 1226 Comment
  POM212043  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles 2 miles S of San Fernando, San Fernando Valley. 274 Comment
  RSA716811  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  RSA754091  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1805 Los Angeles Lario San Gabriel River Trail Park. 180 Comment
  SDSU4730  Lepidospartum squamatum Joan Godsil 1952-10-2 525 Los Angeles Claremont, in field by P.E. station. 366 Comment
  UC53936  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCR256270  Lepidospartum squamatum R. G. Swinney 2010-3-22 12087 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR271892  Lepidospartum squamatum R. G. Swinney 2010-4-28 12406 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA0036177  Leptodactylon californicum Bill Duval s.n. Los Angeles Montrose. Comment
  UC30200  Leptodactylon californicum W. H. Brewer Feb. 1861 201 Los Angeles San Fernando Plain Comment
  SD7455  Leptosiphon aureus J. C. Nevin 1885-1 Los Angeles Los Angeles Comment
  RSA590840  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-5-23 2613 Los Angeles Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. 1720 Comment
  UCSB5172  Leptosiphon breviculus Kamb, Peter 1948-5-6 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock 975 Comment
  RSA469976  Leptosiphon breviculus F. R. Fosberg, Joseph A. Ewan 1931-8-12 795 Los Angeles Islip-Williamson divide between Bear & Big Rock Creeks 2150 Comment
  RSA0135657  Lessingia glandulifera David E. Bramlet 2016-6-2 5312 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
  RSA0086923  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  UC75912  Lessingia glandulifera var. glandulifera E. D. Palmer 1902-6-1 Los Angeles Claremont Comment
  RSA91295  Lessingia glandulifera var. glandulifera F. W. Peirson 1918-10-17 278 Los Angeles Pacoima Valley, west end of San Gabriel River 457 Comment
  RSA233424  Lewisia rediviva R. F. Thorne, M. Z. Thorne 1968-11-9 37864 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Mt. Williamson, 2504 Comment
  RSA657959  Leymus condensatus Paden 1968-5-21 23 Los Angeles Big Tujunga Wash. 305 Comment
  POM156185  Leymus triticoides Le Roy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer. Comment
  SBBG13555  Leymus triticoides P. H. Raven 1962-5-21 17810 Los Angeles Middle Cyn above 4 mi above ranch 274 Comment
  IRVC26351  Ligustrum lucidum A. C. Sanders, Andy Thompson 2003-4-15 26011 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  LA22056  Lilium humboldtii subsp. humboldtii E. Crow; 1930-6-28 sn Los Angeles San Gabriel Mountains, Bichota Canyon Comment
  UCR258601  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-8-26 13598 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
  SEINET7063574  Linanthus aureus A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  UC879880  Linanthus aureus Alice Eastwood 1913-5-11 3182 Los Angeles San Fernando Wash Comment
  RSA570187  Linanthus aureus subsp. aureus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5024 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  UC908628  Linanthus breviculus Herbert L. Mason 1934-3-30 8036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  RSA191134  Linanthus californicus R. F. Thorne, M. Z. Thorne 1967-6-25 37088 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA60246  Linanthus californicus E. K. Balls 1950-3-28 14451 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  RSA0095264  Linanthus californicus subsp. glandulosus D. Roche 1998-5-30 36 Los Angeles Mt. Baldy Road 4.4 miles from the intersection of Mills Ave. and Mt. Baldy Road. On west side of road. 866 Comment
  POM65844  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  SBBG16419  Linanthus parryae D. Myrick 1962-4-10 497 Los Angeles Hwy 6, 2 mi E of Palmdale 822 Comment
  UCD118655  Linanthus parryae Steve Boyd; Orlando Mistretta 1986-3-31 1538 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct with Hwy 18 NE of Pinyon Hills. Comment
  UC219145  Lithophragma affine Munz and Harwood 1920-3-13 3311 Los Angeles 1 mi w Pomona (San Jose Hills); San Jose Hills 304 Comment
  UCR213794  Lithophragma affine Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12695 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  RSA468216  Lithophragma affine Louis C. Wheeler 1933-4-15 1636 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  RSA479515  Lithophragma bolanderi Steve Boyd, T. S. Elias 1987-4-14 2054 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA468260  Lithophragma tenellum Bonnie C. Templeton 1932-5-31 4878 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  RSA733172  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6682 Los Angeles San Gabriel Mtns.: Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River. 1037 Comment
  SBBG69651  Lobelia dunnii var. serrata V. Duran 1933-8-12 3548 Los Angeles South Fk Big Rock Crk 1524 Comment
  UCR258519  Lobelia dunnii var. serrata R. G. Swinney 2010-8-9 13475 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  UCR272515  Lobelia dunnii var. serrata R. G. Swinney 2011-10-27 15933 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  SFV6169  Lobularia maritima R. M. Muran 1974-2-12 20 Los Angeles Santa Monica Mountains Open field in Mandeville Canyon area south of Mulholland Drive. 427 Comment
  RSA651348  Lobularia maritima P. A. Hall 1948-5-5 42 Los Angeles Found in open area at the mayo Nursery, on Glendora Road, 1/2 mi. So. of Hwy #66. 243 Comment
  SD114232  Loeseliastrum matthewsii Darley F. Howe 1947-5-5 1557 Los Angeles Highway between Palmdale & Littlerock, Antelope Valley Comment
  SBBG116974  Logfia filaginoides S. A. Junak with K. Kirkland 2001-4-13 SCa 1420 Los Angeles rd above Empire Landing 137 Comment
  CAS-BOT-BC342353  Logfia gallica Tim Ross; Steve Boyd 1993-5-23 7227 Los Angeles Liebre Mountains, NW Los Angeles Co. Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  SBBG117136  Logfia gallica S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1535 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  UC1922639  Logfia gallica Valerie Soza, Laura Moore 2000-5-10 830 Los Angeles Transverse Ranges: Verdugo Mountains; Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  UCR104212  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA250665  Lomatium dasycarpum subsp. dasycarpum R. F. Thorne 1971-4-2 41423 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  SBBG59722  Lomatium lucidum M. N. Ackley -Feb-1928 1113 Los Angeles Eagle Rock 304 Comment
  RSA506824  Lomatium mohavense L. C. Wheeler 1967-5-12 9467 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA587528  Lomatium mohavense Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1102 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA198828  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-28 37677 Los Angeles Santa Catalina Island; in upper Bulrush Canyon, perhaps .5 miles NW of Round Top 305 Comment
  UCR223613  Lonicera interrupta R. G. Swinney 2009-6-17 11216 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  JEPS24960  Lonicera subspicata var. denudata Ira W. Clokey, B. Templeton June, 1929 4554 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  RSA406765  Lotus argophyllus subsp. ornithopus House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA527781  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4347 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA724429  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 388 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  UC496529  Lotus argophyllus var. argophyllus T. Craig 1927-6-8 402 Los Angeles Bear Canyon Trail to Mt. San Antonio (e Los Angeles Co) Comment
  SEINET12148050  Lotus formosissimus Unknown 1933-1 8478 Los Angeles nr Los Angeles Comment
  UC723861  Lotus grandiflorus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mountains Comment
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Aug 29 2019
  UC1595378  Lotus grandiflorus Tim Ross 1992-7-16 6696 Los Angeles 1015 m 79 degrees ene Iron Mountain summit (e slope of Iron Mountain); San Gabriel Mountains, Iron Mountain 1569 Comment
  IRVC29547  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26155 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  RSA0021512  Lotus nevadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5140 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA755886  Lotus nevadensis R. G. Swinney 2008-7-24 9291 Los Angeles Waterman Mountain 2412 Comment
  POM1910  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 j Los Angeles Camp Baldy 1220 Comment
  UCR259607  Lotus purshianus R. G. Swinney 2010-9-7 13684 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC457324  Lotus purshianus var. purshianus Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA406822  Lotus salsuginosus var. salsuginosus Louis Greata 1901-03 s.n. Los Angeles Garvanza Comment
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Nov 25 2011
  SFV10441  Lotus salsuginosus var. salsuginosus M. J. Teiman 1979-4-27 20 Los Angeles Santa Susana Mountains Browns Canyon. Dry, disturbed field by road side. 365 Comment
  RSA406472  Lotus salsuginosus var. salsuginosus Anstruther Davidson 1902-5-4 1341 Los Angeles San Gabriel Canyon Comment
  RSA498852  Lotus scoparius Freda Detmers 1931-11-11 14186 Los Angeles Griffith Park Comment
  UC212480  Lotus scoparius S. B. Parish 1919-6-5 1187 B Los Angeles Playa del Rey Comment
  RSA0080776  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  UCR125960  Lotus scoparius var. scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA702376  Lotus strigosus Scott D. White, Pam De Vries 2004-5-18 10413 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA702972  Lotus strigosus Scott D. White, Michael Honer 2004-6-30 10541 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  RSA406310  Lotus strigosus Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  SDSU20000  Lupinus albifrons S. H. Bullock 1968-4-6 53 Los Angeles Claremont, north of Foothill blvd. between Dartmouth and College Ave. 366 Comment
  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
  SBBG128375  Lupinus albifrons var. albifrons M. L. Hoefs 1991-3-19 1002 Los Angeles Airport Rd 463 Comment
  UCR57214  Lupinus albifrons var. eminens R. G. Swinney 1989-6-23 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Glendora Wilderness Park, N end of Big Dalton Dam 518 Comment
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May 13 2010
  RSA0105014  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  RSA0094369  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A 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
  RSA350044  Lupinus bicolor Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  UCR138134  Lupinus bicolor L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UCR258765  Lupinus bicolor R. G. Swinney 2010-6-1 13128 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  UCR280882  Lupinus bicolor R. G. Swinney 2014-5-15 16531 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UC1871270  Lupinus bicolor subsp. microphyllus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3854 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  CHSC95545  Lupinus concinnus LeRoy Gross 2005-4-28 2143 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UCR138700  Lupinus concinnus L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Mesa on E side of Cruthers Creek, Lewis Ranch 1357 Comment
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA406962  Lupinus concinnus var. concinnus F. R. Fosberg 1931-3-26 S- 4385 Los Angeles W Hamilton Canyon, Santa Catalina Island. 80 Comment
  CAS-BOT-BC205158  Lupinus elatus Joseph Andorfer Ewan; Nesta Ewan 1936-8-17 10108 Los Angeles Near Rattlesnake Trail Jct., Kratka Ridge, San Gabriel Mts. 2042 Comment
  IRVC29637  Lupinus excubitus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26205 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  UCR102534  Lupinus excubitus George K. Helmkamp 1997-3-6 1353 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  CAS-BOT-BC216668  Lupinus excubitus subsp. hallii Alice M. Ottley 1920-5-6 606 Los Angeles Fish Canon [Canyon] 685 Comment
  UC1481360  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 RSA 6454 Los Angeles Comment
  RSA641695  Lupinus excubitus var. johnstonii Orlando Mistretta 1993-6-2 869 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2100 Comment
  UCR23220  Lupinus formosus Polly Schiffman 1981-5-23 029 Los Angeles San Gabriel Mtns., Angeles National Forest, Charlton Flat, 35 mi north of La Canada-Flintridge on Angeles Crest Hwy, next to water tank beside the hwy 1829 Comment
  UCSB33677  Lupinus formosus Los Angeles Charleton Flats; San Gabriel Mtns. 1524 Comment
  RSA413623  Lupinus formosus var. bridgesii Robert Gustafson 1978-6-1 987 Los Angeles Off dirt road leading into Hungry Valley, ca. .2 mile from the junction with thepaved 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  UCR174491  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range, Newhall Ranch, study area 64 333 Comment
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Apr 9 2009
  RSA413631  Lupinus formosus var. formosus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  POM199724  Lupinus hirsutissimus I. W. Clokey, Bonnie C. Templeton 1929-03 4474 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  RSA187904  Lupinus hirsutissimus Robert F. Thorne 1966-4-5 35866 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  JEPS65251  Lupinus hirsutissimus W. L. Jepson 1927-4-23 11900 Los Angeles Santa Susannah Pass 488 Comment
  SBBG131572  Lupinus hirsutissimus S. A. Junak 2000-4-15 SCa 1196 Los Angeles just W of intersection with rd to Wrigley Memorial and Avalon Cyn, along Divide Rd 335 Comment
  UC1595212  Lupinus longifolius Tim Ross and Peter Fritsch 1990-6-20 3669 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  RSA91265  Lupinus longifolius F. W. Peirson 1920-5-14 2147 Los Angeles Lukens Peak, San Gabriel Mts, Los Angeles Count, Alt 3000-3500ft 915 Comment
  RSA91322  Lupinus longifolius F. W. Peirson 1920-5-6 7724 Los Angeles Fish Canyon, S base of San Gabriel Mts 777 Comment
  SEINET10485619  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA497244  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-18 9618 Los Angeles Placerita Canyon 518 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
  SBBG67048  Lupinus microcarpus var. microcarpus R. Hoffmann 1932-4-27 Los Angeles Harold Comment
  SBBG118699  Lupinus peirsonii O. Mistretta 1993-6-2 856 Los Angeles Mt Baden Powell 2109 Comment
  RSA0010528  Lupinus sparsiflorus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6795 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR124583  Lupinus sparsiflorus B. C. Templeton, I. W. Clokey 1930-4-8 1066 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  UCR258730  Lupinus sparsiflorus R. G. Swinney 2010-6-23 13349 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA598098  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz 1997-3-4 9146 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, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA611663  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10093 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  RSA628865  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  POM147967  Lupinus succulentus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SEINET953020  Lupinus succulentus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26138 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, noth of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Cataic Lake dam (Warm Springs Mtn. 7.5' Q). 488 Comment
  RSA0055060  Lupinus succulentus Jim Shevock 1970-3-23 51 Los Angeles Foothills of San Gabriel Mountains. 304 Comment
  RSA414319  Lupinus succulentus E. S. Spalding 1923-3-28 s.n. Los Angeles Claremont. Comment
  UCSB7109  Lupinus succulentus Haller, Norman 1953-3-29 Los Angeles Alongside parking lot across from Sorority Row, Hilgard Ave.; UCLA parking lot Comment
  UCR200005  Lupinus truncatus Valerie Soza, Mariam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UC1595441  Lycium andersonii Tim Ross 1992-4-4 6066 Los Angeles 1 mi se Black Butte (middle butte of the three); Mojave Desert, Three Sisters, El Mirage U.S.G.S. 7.5'Quad. 969 Comment
  UCD126591  Lycium andersonii James B. Garner 1959-4-18 433 Los Angeles 15 miles south of Pear Blossom. Comment
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Jun 26 2015
  UCR250328  Lycium brevipes var. hassei R. E. Riefner Jr. 2011-8-19 11- 104 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, Paseo Del Mar at Palos Verdes Drive West 90 Comment
  CAS-BOT-BC231610  Lycium cooperi Frank W. Peirson 1921-5-19 1086 Los Angeles San Gabriel Mts., Little Rock Cr. Comment
  RSA583108  Lycopus americanus Louis C. Wheeler 1933-10-20 2178 Los Angeles San Gabriel River. 70 Comment
  UC114309  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1899-8-25 Los Angeles San Clemente Island Comment
  SDSU9098  Lyonothamnus floribundus subsp. floribundus D. F. Howe 1953-5-2 2269 Los Angeles Head of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  SBBG26459  Lyonothamnus floribundus var. floribundus M. R. Benedict 1965-12-12 Los Angeles near head of major cyn 1.5 mi SW of Johnson's Landing Comment
  RSA642273  Machaeranthera canescens var. canescens Orlando Mistretta, R. T. Hawke 1995-11-8 1950 Los Angeles San Gabriel Mountains. Comment
  RSA94376  Madia exigua F. W. Peirson 1923-5-21 3511 Los Angeles Fish Canyon 914 Comment
  SD264782  Madia gracilis Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1574 Los Angeles UTM in supplement. Santa Catalina Island. Along Black Jack Road, ca 0.15 mile from junction with Airport Road, ca 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  RSA6078  Malacothamnus davidsonii Carl B. Wolf 1932-9-15 4076 Los Angeles 0.5 miles south of San Fernando, and 2 blocks east of San Fernando Road on Vaughn Ave. 305 Comment
  RSA643395  Malacothamnus davidsonii Orlando Mistretta 1992-9-16 814 Los Angeles San Gabriel Mountains: Oak Springs Trail at south trail head. 579 Comment
  CAS-BOT-BC206215  Malacothamnus fasciculatus Peter H. Raven 1962-5-22 17852 Los Angeles Hillside of canyon about 3 miles below Middle Ranch, Santa Catalina Island Comment
  CAS-BOT-BC206234  Malacothamnus fasciculatus Alice Eastwood 1915-8-25 4925 Los Angeles Duarte, just east of Monrovia Comment
  SD112055  Malacothamnus fasciculatus Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Airport Road at Junction of White's Landing Road Comment
  CAS-BOT-BC206312  Malacothamnus fremontii unspecified 1940-5-1 s.n. Los Angeles Region of Palmdale, Mojave Desert Comment
  RSA0013552  Malacothamnus fremontii Orlando Mistretta, Christine Mistretta 2011-6-23 5749 Los Angeles Vincinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E. of Mt. Gleason summit. 1680 Comment
  RSA753990  Malacothamnus fremontii David Marqua 1967-7-20 670720 Los Angeles N side of the San Gabriel Mts. near Devil s Punch Bowl Co. Park. Comment
  RSA596432  Malacothamnus marrubioides Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8872 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA681898  Malacothamnus marrubioides Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9628 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  UCR186885  Malacothrix californica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32034 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  SEINET11799405  Malacothrix californica J. F. Bright 1936-1 1002 Los Angeles Antelope Valley Comment
  RSA758058  Malacothrix clevelandii D. E. Bramlet, Jennifer Pareti 2008-4-14 4191 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  SBBG129309  Malacothrix clevelandii A. Parikh, N. Gale 2012-5-10 3591 Los Angeles W bank of W Fork San Gabriel River, just S of concrete river crossing 830 Comment
  UC831131  Malacothrix coulteri C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4626 Los Angeles Bouquet Canyon 1000 Comment
  CAS-BOT-BC8130  Malacothrix foliosa Joseph Cook (Rev.) Nevin; William S. Lyon 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  UCR204203  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 149 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  CAS-BOT-BC347938  Malacothrix saxatilis var. tenuifolia LeRoy Abrams 1904-9-2 4174 Los Angeles Elysian Park, Los Angeles Comment
  CATA282  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs 1973-5-21 296 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  RSA188382  Malacothrix saxatilis var. tenuifolia R. F. Thorne, Percy C. Everett 1965-6-22 34866 Los Angeles Santa Catalina Island: Above pebbly beach S of Lookout Point. 30 Comment
  RSA579280  Malacothrix saxatilis var. tenuifolia Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7401 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  SBBG66180  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  SD92010  Malacothrix saxatilis var. tenuifolia Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22668 Los Angeles San Clemente Island; Wilson's Cove. 20 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
  RSA19645  Malosma laurina I. W. Clokey, B. Templeton 1929-06 4588 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  SD252264  Malosma laurina Steven A. Junak 1999-7-15 Sca 1022 Los Angeles Santa Catalina Island: just above Salta Verde Beach. 6 Comment
  UC1130495  Malosma laurina A. D. Gifford 1934-5-15 237 Los Angeles w. side Trancas Canyon (near Plot 102); Triunfo Pass Quadrangle Comment
  UC17934  Malosma laurina J. H. Barber 1897-7-31 277 Los Angeles Santa Monica Exp't Station Comment
  CAS-BOT-BC206654  Malva assurgentiflora Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  RSA609293  Malva nicaeensis Louis C. Wheeler 1974-5-2 s.n. Los Angeles Los Angeles: McClintock & 36 th Street, University of Southern California Campus. Comment
  RSA746777  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SBBG98689  Malva parviflora T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5055 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  RSA151262  Malvella leprosa Peter H. Raven 1962-7-10 17956 Los Angeles North of a point due west of Wall 2, San Clemente Island. Comment
  UC1215217  Malvella leprosa Peter H. Raven 1962-7-10 17956 Los Angeles n. of a point due w. of Wall 2 San Clemente Isl. Comment
  SEINET10634894  Mangifera indica Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2536 Los Angeles The Farmers Market, 6333 3rd St. Stand: Farm Fresh. Comment
  RSA599483  Marah fabacea Steve Boyd, Lauren Raz 1997-3-26 9347 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  POM155645  Marah macrocarpa D. Meadows 1928-1-26 330 Los Angeles Santa Catalina Island. Avalon, hill above high school . Comment
  RSA167856  Marah macrocarpa R. F. Thorne, P. C. Everett 1964-2-6 s.n. Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  UCR231147  Marah macrocarpa R. F. Thorne, James Henrickson 1963-5-5 32286 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  UCR271801  Marah macrocarpa R. G. Swinney 2010-3-24 12073 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM70185  Marrubium vulgare Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA0035188  Marrubium vulgare James S. Burns 1992-5-5 7 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA409826  Marrubium vulgare Donald R. Bissing 1973-6-2 127 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 723 Comment
  RSA654642  Marrubium vulgare Fred Brooks, P. Sobkowiak 1988-4-23 11 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA0035009  Marrubium vulgare Geo. E. Julian 1963-3-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  RSA0073126  Marrubium vulgare Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 25 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  RSA591671  Marrubium vulgare Louis C. Wheeler 1966-9-21 8884 Los Angeles San Gabriel Mountains. West side of mouth of west fork, San Gabriel Canyon, just downstream from bridge to east fork. 457 Comment
  SD31198  Matricaria discoidea Edith A. Purer 1931-3-26 979 Los Angeles Palos Verdes Hills Comment
  POM362438  Matricaria matricarioides L. C. Wheeler 1934-4-24 2558 Los Angeles Liveoak Canyon Dam 457 Comment
  CAS-BOT-BC422750  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles About 1/4 mile south of the West Fork junction of the San Gabriel River on Highway 39. Comment
  JEPS30877  Meconella denticulata John H. Thomas 1957-5-25 6776 Los Angeles ca 7 mi nne Pasadena (w side of Santa Anita Canyon); San Gabriel Mtns Comment
  RSA144578  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles Highway 39. San Gabriel River West Fork Junction: 1/4 mi. S Comment
  UC73223  Medicago polymorpha Elizabeth Palmer June 1902 Los Angeles Los Angeles Comment
  LA33949  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14116 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA13778  Medicago polymorpha Louis C. Wheeler 1934-2-2 2368 Los Angeles Elysian Park, Los Angeles. 122 Comment
  RSA669629  Medicago polymorpha LeRoy Gross 2002-4-13 527 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  JEPS75609  Melica imperfecta W. L. Jepson 1935-4-17 17062 Los Angeles Portal Ridge Comment
  POM244857  Melica imperfecta F. R. Fosberg 1931-4-22 697 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 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
  RSA595412  Melica imperfecta Mark Hoefs, R. F. Thorne 1996-4-6 2606 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  RSA639721  Melica imperfecta L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR147809  Melica imperfecta Steve Boyd, Amber Maurice 2004-5-18 11328 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA0077390  Melica imperfecta Orlando Mistretta 1992-7-13 683 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR168490  Melica stricta B. C. Templeton 1932-6-18 4917 Los Angeles San Gabriel Mtns, Angeles National Forest: Big Pines Park 2195 Comment
  CHSC952  Melilotus albus E. Thomas 1940-1-27 Los Angeles Hills south of Pomona. 274 Comment
  POM348163  Melilotus albus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  SBBG95263  Melilotus indicus M. B. Dunkle 1928-5-28 1985 Los Angeles Avalon Cyn Comment
  RSA526621  Melilotus indicus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4211 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCD108061  Melilotus indicus Michael Alvord; Mark Meyers 1993-4-24 28 Los Angeles Santa Clarita, Placerita Cyn. State Park. Along driveway perimeter, N.E. side. 400 Comment
  UCR181360  Melinis repens R. G. Swinney 1995-3-11 3386 Los Angeles San Gabriel Mtns., Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 610 Comment
  RSA604614  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  RSA594467  Mentha villosa Steve Boyd, Lauren Raz 1996-9-24 8941 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
  UCD117201  Mentzelia albicaulis D. C. Finfrock 1950-4-21 25 Los Angeles 2.5 miles from Gorman on Lancaster Road. Comment
  RSA314588  Mentzelia jonesii Robert F. Thorne, C. W. Tilforth 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA440456  Mentzelia laevicaulis F. R. Fosberg 1931-8-10 55639 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA0014587  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2011-6-18 5713 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  RSA772517  Mentzelia veatchiana R. G. Swinney 2009-5-20 10805 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  SD215573  Mentzelia veatchiana Tim Ross, Steve Boyd 1990-6-6 2829 Los Angeles Green Valley Pastue in San Francisquito Canyon. 926 Comment
  UCR65226  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S- 04891 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 4 Comment
  SBBG131919  Mesembryanthemum nodiflorum S. A. Junak 2000-6-29 SCa 1344 Los Angeles Bird Rock, near High Point, NW end of Opuntia patch 12 Comment
  RSA535304  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5322 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UCR269954  Microseris lindleyi R. G. Swinney 2010-6-1 13090 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA587363  Microseris lindleyi Orlando Mistretta 1995-4-21 1626 -A Los Angeles Little Rock Creek, un-named Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile North of Kitter Canyon 1037 Comment
  RSA567167  Microsteris gracilis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3903 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  UCR213953  Microsteris gracilis subsp. humilis Dave Silverman, Cindy Hopkins 2009-4-27 6779 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark 1000 Comment
  SEINET6190458  Mimetanthe pilosa Wesley O. Griesel 1961-5-30 s.n. Los Angeles Devil's Gate Dam 457 Comment
  UCR210120  Mimulus R. G. Swinney 2008-7-24 9344 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA598854  Mimulus androsaceus Steve Boyd, Tim S. Ross 1997-3-21 9228 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1311 Comment
  LA51930  Mimulus aurantiacus Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA23582  Mimulus aurantiacus var. pubescens Carl B. Wolf, Percy C. Everett 1939-10-17 9540 Los Angeles Base of Santa Susana Pass. Comment
  RSA442645  Mimulus aurantiacus var. pubescens G. R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  SFV3387  Mimulus aurantiacus var. pubescens M. L. Vincent 1963-5-7 344 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  UC147936  Mimulus aurantiacus var. pubescens C. F. Baker 1909-5-15 5320 Los Angeles San Antonio Canyon Comment
  UCR212795  Mimulus aurantiacus var. pubescens Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1792 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon], east side of San Dimas Canyon Road below dam 441 Comment
  LA51878  Mimulus brevipes Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  RSA0110501  Mimulus brevipes R. G. Swinney 2011-6-7 15086 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA332616  Mimulus floribundus Wayen E. Sawyer 1981-7-18 100 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.8 mile from Dawson Saddle. 2287 Comment
  UC1349310  Mimulus floribundus Robert F. Thorne and M. Z. Thorne 1966-8-29 36572 Los Angeles ca. 3 mi s Coldbrook Campground (along branch of and along main stream of North Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 670 Comment
  RSA403107B  Mimulus fremontii Bonnie C. Templeton 1930-4-8 1040 Los Angeles West of Laneaster Mohave Desert. 450 Comment
  RSA709811  Mimulus fremontii Gary D. Wallace, Ann Hiller 1983-5-18 2059 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA50065  Mimulus guttatus G. R. Campbell 1948-5-13 585 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA442767  Mimulus guttatus Thekla Mohr 1897-1 s.n. Los Angeles San Gabriel Comment
  SBBG98482  Mimulus guttatus T. Ross 1991-5-21 5411 Los Angeles jct of two fks of Box Cyn 449 Comment
  POM13  Mimulus johnstonii I. M. Johnston 1917-6-20 1486 Los Angeles Baldy Lookout of USFS, under Pines [probably summit of Lookout Mtn.] 2134 Comment
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Sep 6 2010
  RSA747978  Mimulus moschatus R. G. Swinney 2001-8-27 8126 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  SBBG127060  Mimulus parishii A. Parikh, N. Gale 2011-6-10 3443 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  RSA642422  Minuartia douglasii Orlando Mistretta 1995-6-23 1832 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1981 Comment
  UCR255500  Mirabilis jalapa Dan S. Cooper 2014-6-26 614- 72 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  RSA0026048  Mirabilis jalapa Phillip Robinson 1991-5-9 353 Los Angeles Sycamore Canyon 0.25 miles S of intersection of Beverly Blvd. and Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. Comment
  UCR261325  Mirabilis laevis R. G. Swinney 2010-3-13 11875 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA59141  Mirabilis laevis var. crassifolia G. R. Campbell 1950-4-17 14585 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  SEINET8544931  Mirabilis laevis var. crassifolia G. B. Grant 1904-4-16 791 Los Angeles Los Angeles. Comment
  RSA587393  Mirabilis laevis var. villosa Orlando Mistretta 1992-5-8 274 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  SFV7498  Modiola caroliniana M. H. Grayum 1975-5-4 s. n. Los Angeles San Fernando Valley Los Angeles, Northridge. 18521 Prairie Street. 260 Comment
  UCR2564  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Santa Catalina Island, Salt marsh at Isthmus 0 Comment
  SEINET892770  Monardella breweri subsp. lanceolata G. B. Grant 1903-1 796 -a Los Angeles Mt. Lowe. No other locality information specified Comment
  RSA670375  Monardella candicans var. exilis Bonnie C. Templeton 1931-5-17 1204 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  LA62775  Monardella exilis Victor Duran; 1933-5-23 3415 Los Angeles near Lancaster 716 Comment
  UCR141160  Monardella exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  SEINET3996158 Image available Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster 716 Comment
  SD82878  Monardella linoides Robert F. Thorne, M. Z. Thorne 1969-7-9 38538 Los Angeles San Gabriel Mts., Angeles National Forest: summit of Table Mt. above Big Pines Ranger Station 2133 Comment
  CAS-BOT-BC263353  Muhlenbergia appressa Timothy S. Ross; Gery Allan; Mark Elvin 1995-5-21 8598 Los Angeles Head of Chenetti Canyon on the W prong of the trident formed at the top of the longest tributary, 1330 ft. SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' Quad., San Clemente Island 361 Comment
  RSA788774  Muhlenbergia microsperma Mark Elvin, Sara L. Crockett 1997-3-17 372 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25m NE middle Ranch on Cape Canyon Rd. Comment
  UC205630  Muhlenbergia richardsonis I. M. Johnston 1917-8-21 1628 Los Angeles San Antonio Mountains, Upper San Antonio Canyon Comment
  RSA0103925  Muhlenbergia rigens R. G. Swinney 2011-10-10 15732 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA547458  Muilla maritima Timothy S. Ross, Orlando Mistretta 1992-7-24 6749 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  RSA630260  Muilla maritima Scott D. White, David E. Bramlet 1998-8-11 7032 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SBBG57543  Muilla maritima M. N. Ackley -Jun-1922 666 Los Angeles Glendale 182 Comment
  UCR138507  Muilla maritima L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp. 2012 Comment
  CAS-BOT-BC515091  Muilla maritima G. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mount Wilson Comment
  CAS-BOT-BC327747  Munzothamnus blairii Robert F. Thorne 1973-4-11 42834 Los Angeles San Clemente Island. Upper part of Norton Canyon 274 Comment
  SBBG31499  Munzothamnus blairii R. M. Beauchamp 1967-3-18 Los Angeles in cyn below Lemon Tank 243 Comment
  RSA0010804  Myoporum laetum Steven A. Junak 1981-7-31 SC 1 -53 Los Angeles San Clemente Island. NE end of island, along road to fuel dock pier at Dolphin Bay. 30 Comment
  SEINET893212  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Cultivated at Soldier's Home Comment
  POM118963  Najas guadalupensis H. E. Hasse 1889-08 s.n. Los Angeles Sierra Santa Monica. Comment
  SBBG65096  Nama demissa J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  RSA589320  Nassella cernua Timothy S. Ross 1995-5-21 8614 Los Angeles San Clemente Island, between the deeper E fork of Horse Beach Canyon and 'Snail Canyon' to the E, 510 ft NNW of slope tirangulation point (781 ft) along an old bulldozer blading 238 Comment
  CAS-BOT-BC259913  Nassella lepida Marcus E. Jones 1882-5-2 3544 Los Angeles Pasadena Comment
  RSA616263  Nassella lepida Scott D. White, Pam DeVries 1998-5-15 6490 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA595370  Nassella lepida L. C. Wheeler 1967-5-8 9360 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  RSA232808  Nassella pulchra R. F. Thorne 1966-4-16 36055 Los Angeles San Clemente Island, top of mesa S of Lemon Tank, S of Nanny, NE side of island 305 Comment
  RSA431545  Nasturtium officinale F. R. Fosberg 1930-7-3 3027 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA716354  Nasturtium officinale Andrea Edwards, Pam De Vries 2006-5-15 100 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA763927  Nasturtium officinale Doris Hoover Bowers 1968-6-28 803 Los Angeles Diamond Bar Ranch 305 Comment
  RSA0070334  Navarretia atractyloides R. G. Swinney 2010-6-8 13184 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 494 Comment
  UCR177760  Navarretia hamata subsp. hamata LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1074 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  CATA1373  Navarretia hamata subsp. leptantha Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2495 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  SBBG122013  Navarretia ojaiensis A. Parikh, N. Gale 2003-5-31 750 Los Angeles 0.5 km N of Hwy 101, 0.4 km E of Cheeseboro Rd; Agoura Hills 295 Comment
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Nov 30 2010
  SFV20780  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 475 Comment
  SBBG122009  Navarretia setiloba A. Parikh, N. Gale 2003-6-13 757 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vazquez Cyn Rd 650 Comment
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Feb 1 2011
  RSA547436  Nemacladus pinnatifidus T. S. Ross 1992-5-17 6362 Los Angeles E Fork San Gabriel River; Steep SE-facing granitic scree slope 65 degrees ENE, 740m distant from the mouth of Shoemaker Canyon. 713 Comment
  SBBG69637  Nemacladus secundiflorus var. robbinsii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA662611  Nemophila menziesii Paul Neipp 1994-4-21 13 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA421317  Nemophila menziesii Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA66658  Nemophila menziesii var. integrifolia Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  UC511787  Nicolletia occidentalis Frank W. Peirson 1933-5-13 10662 Los Angeles 12 mi s Muroc Comment
  UCR118783  Nicolletia occidentalis B. G. Pitzer 1998-5-12 3691 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  HSC35981  Nicotiana attenuata Thomas W. Nelson, Jane Nelson, James Nelson 1975-8-19 2179 Los Angeles Beside Hwy. 5 just W of junction with Hwy. 138 Comment
  RSA656417  Nicotiana glauca Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 675 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  UCR125916  Nicotiana glauca A. C. Sanders, Mark Elvin 2002-6-19 25201 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA600519  Oenothera californica subsp. californica Louis C. Wheeler 1956-9-14 7232 Los Angeles San Gabriel Mountains: Prairie Fork. Comment
  RSA233347  Oenothera elata subsp. hirsutissima Robert F. Thorne, M. Z. Thorne 1969-7-10 38413 Los Angeles Along Mescal Creek. 2043 Comment
  SD186272  Oenothera speciosa A. C. Sanders, Lee Jones 2005-4-8 29345 Los Angeles Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UC1215239  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles near s end of Seal Cove San Clemente Island; , s end of Seal Cove 15 Comment
  RSA65769  Opuntia basilaris var. brachyclada F. W. Peirson 1923-5-26 3546 Los Angeles Rock Creek, north slope of San Gabriel Mts., 1524 Comment
  SEINET10732307  Opuntia basilaris var. brachyclada Joseph A. Ewan 1936-8-2 Ewan 9917 A Los Angeles Mescal Creek 1615 Comment
  RSA639167  Opuntia littoralis L. C. Wheeler 1967-7-6 9920 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  JEPS11683  Orobanche bulbosa Frank W. Peirson 1919-5-14 417 Los Angeles e. trail Mt. Lowe; San Gabriel Mts., Mt. Lowe 1295 Comment
  SD253508  Orobanche fasciculata R. G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mile west of Angeles Forest Hwy (Pacifico Mountain 7.5'Q) 1182 Comment
  RSA0076578  Orobanche fasciculata Joseph Andorfer Ewan 1936-7-27 9844 Los Angeles Auto road on the N end of Table Mt., Swartout Valley, San Gabriel Mts. 2133 Comment
  RSA600017  Orobanche parishii subsp. parishii Steve Boyd, Lauren Raz 1997-5-29 9930 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  JEPS79771  Orobanche valida subsp. valida W. P. Armstrong 1979-8-15 Los Angeles se firebreak of ridge, w side of ridge Lookout Mtn. 1798 Comment
  UCSB6228  Orobanche valida subsp. valida 1940-7-5 Los Angeles San Gabriel-San Dimas divide; up to 4100 ft elev. Comment
  RSA650282  Orthocarpus purpurascens Vance Langford 1948-3-9 s.n. Los Angeles on Haw. blvd and 136 st. Hawthorne. Comment
  UC88966  Osmadenia tenella M. K. Curran 1885-1 Los Angeles S. Luis rey Comment
  JEPS2995  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 451 Los Angeles Arroyo Seco San Gabriel Mountains 609 Comment
  JEPS14005 Image available Osmorhiza brachypoda Frank W. Peirson 451 a Los Angeles Arroyo Seco San Gabriel Mountains; Arroyo Seco, San Gabriel Mts. 609 Comment
  RSA647615  Oxalis pes-caprae Charles O. Pease 1948-5-3 s.n. Los Angeles 1/2 mile northwest of San Dimas. 230 Comment
  UCR94708  Oxytheca luteola A. C. Sanders, E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA629689  Oxytheca parishii var. parishii Scott D. White, Dave Bramlet 1998-8-11 7050 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA729526  Oxytheca parishii var. parishii R. G. Swinney 1999-7-5 7542 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  UCR259368  Oxytheca parishii var. parishii R. G. Swinney 2010-10-8 14010 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UCR276993  Oxytheca parishii var. parishii R. G. Swinney 2010-9-30 13915 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
  UCR190031  Oxytheca trilobata R. G. Swinney 1998-6-16 6987 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  RSA0083307  Paeonia californica R. G. Swinney 2010-3-22 12020 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA434245  Paeonia californica T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  UCR124608  Paeonia californica I. W. Clokey, B. C. Templeton 1929-1 4447 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR95752  Paeonia californica L. C. Wheeler 1967-4-23 9189 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  RSA0011210  Paeonia californica Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA85311  Paeonia californica F. W. Peirson 1919-1-25 314 Los Angeles Foot of Arroyo Seco Canyon, Pasadena 381 Comment
  UC1587727  Parapholis incurva Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5135 Los Angeles 550 ft ssw of the 924' BM at the e end of the old airfield landing strip San Clemente Island 279 Comment
  PASA50  Parietaria floridana Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCR238980  Parietaria hespera var. hespera Anuja Parikh, Nathan Gale 2010-5-6 3147 Los Angeles South Coast, San Gabriel Valley, spillway channel of Santa Fe Flood Control Basin, 1.1 km northeast of intersection of Hwy I-605 and Arrow Hwy 139 Comment
  RSA756885  Pectocarya linearis subsp. ferocula Orlando Mistretta, Christine Mistretta 2008-4-8 2388 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  JEPS68200  Pectocarya penicillata W. L. Jepson 1935-4-17 17042 Los Angeles 6.5 mi w Lancaster 731 Comment
  SD215434  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  CAS-BOT-BC227690  Pectocarya recurvata Steven R. Hill; Kate Kramer 2001-4-22 33343 A Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  RSA600189  Pectocarya setosa Steve Boyd, Lauren Raz 1997-5-29 9903 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail., Near 34 deg 44' 32.7''N 118 deg 38' 27.8''W 1158 Comment
  RSA584876  Pectocarya setosa T. S. Ross, Steve D. Boyd 1990-6-1 2789 Los Angeles Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  UCR209856  Pedicularis semibarbata R. G. Swinney 2008-7-15 9207 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  SEINET6195227 Image available Pellaea andromedifolia A. Boynton 1966-1 18 Los Angeles Altadena, Millard Canyon, 15 mi. NW of Altadena on Chaney Trail 610 Comment
  CAS-BOT-BC71338  Pellaea mucronata George B. Grant; Walter Wheeler 1904-4-24 H 6194 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UC1586214  Pellaea mucronata var. californica Tim Ross 1991-8-16 5874 Los Angeles Horse Flats; San Gabriel Mts 1786 Comment
  UCSB10527  Penstemon centranthifolius Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre Canyon 304 Comment
  SDSU10930  Penstemon centranthifolius Gerald Collier 1951-4-5 Los Angeles Simi Hills, near North American Test Grounds, about 2 miles NE of Chattsworth Lake. Comment
  RSA0103795  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-14 15114 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CHSC35489  Penstemon heterophyllus var. australis James Henrickson 1973-6-23 6 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P. O. along old Topanga Canyon Road. 243 Comment
  UC314545  Penstemon heterophyllus var. australis Marcus E. Jones, A. M. 1926-6-2 Los Angeles Claremont Comment
  RSA0091332  Penstemon rostriflorus R. G. Swinney 2011-8-17 15630 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  NY661213  Penstemon spectabilis var. subviscosus F. W. Peirson 1918-6-30 206 Los Angeles Mt. Wilson Toll Road, San Gabriel Mountains 1295.4 Comment
  RSA0093128  Pentagramma triangularis Richard G. Swinney 2011-3-26 14217 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 Canyon. 476 Comment
  SD112411  Pentagramma triangularis Darley F. Howe 1915-3-1 29 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  LA94189  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-13 1736 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  RSA687373  Pentagramma triangularis subsp. triangularis A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  SEINET4065774  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-1 7244 Los Angeles Collected from grassy bluffs in Chenetti Canyon on San Clemente Island. Comment
  RSA228958  Perideridia parishii subsp. latifolia R. F. Thorne 1971-8-25 41307 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  CATA117  Peritoma arborea Peter Henrikson 1987-5-8 88 Los Angeles Santa Catalina Island: Little Springs Canyon, southeast exposure 30 Comment
  RSA471843  Perityle emoryi F. R. Fosberg 1931-4-29 4715 Los Angeles 1/2 mile below Eagles nest Middle Ranch Canyon, Santa Catalina Island 160 Comment
  SBBG20582  Perityle emoryi E. R. Blakley 1963-12-7 6320 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  UC1215126  Perityle emoryi Peter H. Raven 1962-7-12 18036 Los Angeles w end Northwest Harbor; San Clemente Island 15 Comment
  UCR76424  Perityle emoryi T. S. Ross 1992-4-14 6173 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  SEINET3142748  Perityle emoryi G. B. Grant 7167 Los Angeles Catalina Island Comment
  JEPS84902  Phacelia bicolor var. bicolor L. R. Heckard 1985-5-4 6231 Los Angeles s side of Avenue E 1 mi e 10th St. East (s of Rosamond Dry Lake, ne of Lancaster); Mohave Desert 701 Comment
  RSA427646  Phacelia cicutaria var. hispida C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCR269589  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-29 15365 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA250701  Phacelia cicutaria var. hispida Robert F. Thorne 1971-3-21 41436 Los Angeles Johnson s Pastures N. of Mountain Ave., Claremont. 549 Comment
  UC147666  Phacelia cicutaria var. hispida C. F. Baker 1909-3-15 5308 Los Angeles mts. near Claremont Comment
  JEPS2289  Phacelia cryptantha Frank W. Peirson 1928-6-2 7942 Los Angeles South F. Rock Creek San Gabriel Mts. Comment
  RSA0021294  Phacelia cryptantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5089 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA74179  Phacelia cryptantha F. W. Peirson 1923-5-25 3529 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1296 Comment
  RSA755961  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-7 2376 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 Comment
  NY42988  Phacelia distans J. B. Walker 1995-3-31 1304 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  RSA428211  Phacelia distans James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA748907  Phacelia distans R. G. Swinney 2008-5-2 8742 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SD90555  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at south end of island. 3 Comment
  SEINET3860281  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  UC55306  Phacelia distans J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  UCR101708  Phacelia distans B. G. Pitzer 1998-5-23 3753 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA549561  Phacelia distans Tim S. Ross 1992-4-4 6096 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  LA88540  Phacelia douglasii O. H. Kappler; 1946-4-13 1128 Los Angeles Mint Canyon Road, 8 mi. S of Palmdale Comment
  UC1047049  Phacelia egena L. R. Heckard 1953-6-14 500 Los Angeles 2 mi above Sycamore Camp Ground (about 15 miles south of Little Rock) (near South Fork of Little Rock Creek); San Gabriel Mountains, Angeles National Forest 1341 Comment
  CAS-BOT-BC141538  Phacelia floribunda Peter H. Raven 1962-5-10 17728 Los Angeles San Clemente Island, near bottom of Horse Canyon (large canyon west of Thirst) 457 Comment
  LA91494  Phacelia grandiflora Bruce Douglas Clayton; Greg Shaw 1972-4-15 95 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  RSA702492  Phacelia imbricata Scott D. White 2004-5-5 10308 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR259144  Phacelia imbricata R. G. Swinney 2010-6-4 12992 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
  UCR277156  Phacelia imbricata R. G. Swinney 2011-6-15 15202 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA250349  Phacelia imbricata subsp. patula Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42225 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  RSA754002  Phacelia imbricata subsp. patula Unspecified 680621 Los Angeles Angeles National Forest, Upper Chialo Campground 1616 Comment
  RSA75933  Phacelia longipes F. W. Peirson 1927-5-21 3618 Los Angeles near falls in Fish canyon 610 Comment
  SBBG47534  Phacelia lyonii M. B. Dunkle 1929-4-25 2146 Los Angeles Middle Ranch Gorge Comment
  RSA596271  Phacelia minor R. G. Swinney 1989-4-1 s.n. Los Angeles in and near Glendora Wilderness Park ; Big Dalton Canyon. 427 Comment
  RSA653283  Phacelia minor Kelly Middleton, David Middleton 1988-5-8 20 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Rd. intersection 1220 Comment
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Jun 5 2010
  UCR220360  Phacelia minor R. G. Swinney 2009-4-16 10358 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
  UCSB42096  Phacelia minor Palys, Joe 1978-6-4 Los Angeles North side of Angeles Crest Highway, next to road; 17.2 mi. east of Mt. Gleason turnoff 1371 Comment
  RSA229005  Phacelia mohavensis Robert F. Thorne, Tilforth 1971-6-30 40829 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  SBBG17009  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Latigo Cyn Rd, 2 mi S of Mulholland Hwy Comment
  CAS-BOT-BC259054  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  RSA534140  Phalaris minor Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5075 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SBBG12989  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles cyn W of rd, 2.5 mi N of China Pt 213 Comment
  SD52885  Phalaris paradoxa Peter H. Raven 1962-5-8 17621 Los Angeles San Clemente Island; near summit of ridge above Wilson Cove 136 Comment
  UCR274080  Phalaris paradoxa Steven A. Junak 1999-5-20 SCa- 955 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  RSA746966  Pholistoma auritum R. G. Swinney 2008-4-9 8624 Los Angeles Glendora, Wildwood Canyon. 329 Comment
  LA33798  Pholistoma auritum var. auritum Henry J. Thompson; 1959-4-19 1939 Los Angeles Santa Monica Mountains, Malibu Creek drainage, Mulholland Highway, 1 mi. W of Las Virgenes Rd 274 Comment
  POM19137  Pholistoma racemosum P. A. Munz 1923-4-8 6646 Los Angeles San Clemente Island, east coast. Comment
  SD49382  Pholistoma racemosum Reid Moran 1959-3-9 7157 Los Angeles San Clemente Island. 1 mile north of Eel Point. Among grass in arroyo. 20 Comment
  RSA628625  Pholistoma racemosum Steven A. Junak 1997-3-11 sc 755 Los Angeles San Clemente Island: Extreme SE end of Island, in W fork of small canyon SSE of Triangulation Station Guds ca. 0.4 miles SSE of Guds on E side of Sibara Ridge 91 Comment
  UC220850  Phoradendron densum A. D. E. Elmer June 1902 3607 Los Angeles Acton Comment
  UC6069  Phoradendron densum J. Burtt Davy May 9 1896-May 24 1896 2603 Los Angeles Antelope Valley, Leonis Valley Comment
  UCR168435  Phoradendron juniperinum subsp. libocedri I. M. Johnston 1917-8-23 1718 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  UCR168416  Phoradendron macrophyllum L. E. Hoffman 1932-1-18 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, East Fork, San Gabriel Canyon 915 Comment
  CAS-BOT-BC141295  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3732 Los Angeles Pinyon Rige. Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. San Gabriel Mountains 1950 Comment
  POM308928  Phoradendron villosum K. H. B. 1944-1-10 686 Los Angeles Parking lot near Tanbark Flats, San Dimas Experimental Forest, Angeles National Forest. Altitude 2500 feet. 762 Comment
  POM354342  Phoradendron villosum Christopher Davidson 1967-10-7 958 Los Angeles Baldy trail from Baldy Village, ca 3-4 miles past Bear Flat. 1677 Comment
  UC1584226  Phoradendron villosum Steve Boyd and Dave Bramlet 1990-6-6 2812 Los Angeles Green Valley Pasture in San Francisquito Canyon; Angeles Nat'l Forest, Saugus District, Lake Hughes Quad. 926 Comment
  RSA82210  Phyla lanceolata I. M. Johnston 1924-8-29 5094 Los Angeles along ditch at Orange Co. line on road from Artesia to Hungtington Beach. Comment
  SD215360  Phyllospadix scouleri Louis C Wheeler 1965-7-1 Los Angeles Bluff Cove: Palos Verdes Estate. Comment
  SEINET3290577 Image available Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Santa Catalina Island, Jewfish Point Comment
  POM306263  Physalis philadelphica Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1415 Los Angeles North Craig Ave., Altadena. Comment
  UCR211808  Pickeringia montana var. montana Valerie Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Transverse Ranges; San Gabriel Mountains, just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, c. 500 ft. south of Bluebird Motorway, WNW of Sycamore Flat 808 Comment
  RSA654724  Picris echioides Scott Lowe 1991-5-18 37 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA250446  Pinus contorta var. murrayana Robert F. Thorne, J. Dourley 1967-10-3 37290 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  CAS-BOT-BC73158  Pinus jeffreyi R. F. Thorne; L. E. DeBuhr 1972-8-18 42243 Los Angeles San Gabriel Mts., Angeles National Forest: just E along trail from peak of Mt. Islip. 2438 Comment
  RSA384353  Pinus lambertiana V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  CAS-BOT-BC78871  Pinus monophylla W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  UC1134118  Pinus ponderosa A. D. Gifford 1935-4-2 550 Los Angeles 1 mi nw. Sawmill Peak; Tejon Quad., Los Angeles National Forest 1584 Comment
  RSA0034620  Piptatherum miliaceum Joseph M. Keefe 2001-1-19 30921 Los Angeles 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock. 90041., North: 34 deg 08' 40.4'', West: 118 deg 11' 02.0' 284 Comment
  RSA0107775  Piptatherum miliaceum R. G. Swinney 2011-10-18 15848 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
  UCR259398  Piptatherum miliaceum R. G. Swinney 2010-8-30 13638 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UC1605454  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island SW part of the island in Middle Canon; riparian strip ca 30 m SE of Eagles Neste Lodge, Santa Catalina South USGS 7.5' quad. 144 Comment
  CAS-BOT-BC71780  Pityrogramma triangularis var. viscosa Tim Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit 289 Comment
  RSA595651  Plagiobothrys arizonicus T. S. Ross, Victor W. Steinmann 1995-5-8 8573 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA0042307  Plagiobothrys collinus Mark L. Hoefs, Steven A. Junak 2000-4-14 3072 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  CATA1769  Plagiobothrys collinus var. gracilis Denise Kraus 2000-4-18 2 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-northeast facing slope off of first ridge which trends westward from western fuel break ridge. Approximately 3,700 feet north of Airport Road. At GHB Transect 2 323 Comment
  CATA1747  Plantago coronopus Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3175 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  CATA1605  Plantago erecta Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2874 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SD252362  Plantago erecta Steven A. Junak 2000-4-15 Sca 1193 Los Angeles Santa Catalina Island: Avalon Canyon, near E Summit Road, 0.4 mile inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  UCR217131  Plantago erecta R. G. Swinney 2009-3-6 10051 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  UCD124471  Plantago erecta Peter H. Raven 1962-5-22 17841 Los Angeles Middle Ranch; Santa Catalina Island, California. 213 Comment
  RSA600537  Plantago major Steve Boyd, Lauren Raz 1997-5-28 9859 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA0115681  Plantago major Steven A. Junak 1997-11-15 SCa- 481 Los Angeles Santa Catalina Island. Avalon Canyon at Los Angeles County Interpretive Center. 76 Comment
  RSA191071  Plantago major Robert F. Thorne, M. Z. Thorne 1967-7-2 37240 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1357 Comment
  SBBG128195  Plantago ovata M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2188 Los Angeles ca. 0.2 mi S from the end of rd that runs S from Eel Point 69 Comment
  UCR138541  Platanthera dilatata var. leucostachys L. C. Wheeler 1966-8-21 8826 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA0115473  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2086 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA401726B  Platanus racemosa Ora M. Clark 1928-11-12 1286 Los Angeles Bouquet Canyon; Santa Susana Mts. Comment
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Dec 23 2014
  RSA591461  Platanus racemosa Louis C. Wheeler 1966-10-12 8975 Los Angeles San Gabriel Mountains. East fork, San Gabriel River, 1/4 mi. upstream from Heaton Flat. 610 Comment
  RSA762647  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  UCR186052  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  CAS-BOT-BC91659  Platystemon californicus Le Roy Abrams; E. A. McGregor 1908-6-20 375 Los Angeles Liebre Mountain. 1463 Comment
  CAS-BOT-BC91662  Platystemon californicus Geo. B. Grant 1901-4-1 1008 Los Angeles Garvanza. Comment
  CAS-BOT-BC91676  Platystemon californicus Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UCR176114  Platystemon californicus Holly A. Wanamaker 2005-5-1 09 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  RSA445693  Platystemon californicus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Near Pasadena. Comment
  SD218288  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 113 Los Angeles City of Malibu, ca. 0.25 mile west of La Piedra State Beach. 3 Comment
  SBBG69562  Plectritis ciliosa subsp. insignis R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  POM21359  Pluchea odorata Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  RSA599096  Poa annua V. W. Steinmann 1996-5-6 856 Los Angeles Pomona, north of Route 10 at 1171 E. LaVerne Ave. (between Mountain Ave. and San Antonio Ave.) 300 Comment
  RSA484231  Poa bulbosa Robert Gustafson 1978-5-2 889 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  UCR276823  Poa secunda R. G. Swinney 2010-5-21 12878 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CAS-BOT-BC236216  Poa secunda subsp. secunda Timothy S. Ross; Steve Boyd 1991-4-25 4569 Los Angeles San Gabriel Mountains: southerly ridge ca 2000 feet SW of Dow Flat, draining to the lower E Fork of the San Gabriel River 731 Comment
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA550289  Poa secunda subsp. secunda Walter Wisura, G. perez 1992-5-19 4773 Los Angeles W- Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA709680  Poa secunda subsp. secunda LeRoy Gross 2005-4-28 2156 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UC167322  Poa secunda subsp. secunda unknown 1905-4-4 1016 -6463 Los Angeles Pasadena Comment
  UCD90723  Poa secunda subsp. secunda J. E. Coke 1933-4-1 s.n. Los Angeles Antelope Valley. Comment
  RSA65560  Polycarpon tetraphyllum F. W. Peirson 1931-5-25 9376 Los Angeles At 1077 New York Ave. Altadena. Comment
  RSA464419  Polygonum aviculare G. J. Hollenberg 1928-7-25 s.n. Los Angeles Near Santa Monica. Mouth of Topanga Canyon Comment
  RSA355917  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  UCR206480  Polygonum hydropiperoides R. G. Swinney 2008-5-30 8895 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA466345  Polygonum lapathifolium F. R. Fosberg 1930-7-3 S 3023 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA680547  Polygonum lapathifolium Scott D. White, Michael Honer 2003-6-23 9582 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  LA94042  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1674 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  LA94083  Polypodium californicum Lawrence L. Kiefer; 1963-6-9 543 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi from mouth. 182 Comment
  UCR261427  Polypodium californicum Joseph Cahill 2010-12-22 1210- 19 Los Angeles Western Transverse Range; Santa Monica Mountains, Mulholland Hwy, c. 2 miles from Pacific Coast Hwy 65 Comment
  RSA151247  Polypodium californicum P. H. Raven 1962-4-12 17341 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  UCSB62313  Polypodium californicum Kiefer, Lawrence 1967-2-18 Los Angeles San Gabriel Mtns., N of Pasadena, N Fork Mill Creek, ca. 4mi upstream from Angeles Forest Hwy. 1219 Comment
  UCSB62385  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62428  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA810  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1383 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  CAS-BOT-BC232409  Polypogon monspeliensis E. R. Blakley 1963-5-23 5888 Los Angeles Channel Islands. San Miguel Island. N end of Simonton Cove near Harris Point, at base of beach bluff 3 Comment
  CAS-BOT-BC232421  Polypogon monspeliensis R. D. Alderson No date on label 375 Los Angeles Witch Creek [?] Comment
  RSA588973  Polypogon monspeliensis Orlando Mistretta 1994-6-6 1325 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  SFV21044  Polypogon monspeliensis L. Gross, V. Soza 2001-6-6 439 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon in more or less shady, damp area in dry canyon bed. 427 Comment
  RSA693283  Polystichum imbricans subsp. curtum May N. Ackley 1928-6-29 110 Los Angeles Dark Canyon Oake Wilde. 701 Comment
  UCSC001092  Polystichum munitum Peter Kamb 1947-2-1 455 Los Angeles Colby Canyon, San Gabriel Mts. 1158 Comment
  POM360797  Populus trichocarpa F. R. Fosberg 1931-5-6 S 4791 Los Angeles Cape Canyon, Santa Catalina Island. 220 Comment
  CDA789  Potamogeton crispus Forest Service Personnel 1958-6-26 s.n. Los Angeles Jackson Lake. 0 Comment
  RSA599339  Prunus dulcis Steve D. Boyd, Lauren Raz 1997-3-26 9367 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SD114334  Prunus fasciculata Darley F. Howe 1947-5-6 1561 Los Angeles North face of San Gabriel Mountains. 1676 Comment
  CAS-BOT-BC154940  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  RSA695390  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  CAS-BOT-BC154559  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-4 314 Los Angeles White's Landing, Santa Catalina Island Comment
  CAS-BOT-BC356417  Pseudognaphalium beneolens Lewis S. Rose 1934-12-26 34500 Los Angeles Arroyo Seco Comment
  SBBG105381  Pseudognaphalium biolettii R. M. Beauchamp 1976-3-27 4081 Los Angeles above Wilson Cove, E of Wilson Cove Cyn 45 Comment
  UCR213243  Pseudognaphalium biolettii Dan S. Cooper 2010-3-23 20100323- 06 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, north end of Commonwealth Ave., near entrance to nursery 265 Comment
  UCD135041  Pseudognaphalium biolettii Beth Greenhalgh 1993-3-19 35 Los Angeles Santa Monica Mountians, Malibu, at south end of 29716 Baden Pl. 15 Comment
  LA38817  Pseudognaphalium microcephalum Peter H. Raven; Henry J. Thompson 1959-10-4 14563 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  UC53985  Pseudognaphalium microcephalum H. P. Chandler 1902-9-9 2031 Los Angeles Ballona Marshes Comment
  UC896904  Pseudognaphalium microcephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  CAS-BOT-BC361887  Psilocarphus tenellus E. Braunton 1902-3-1 s.n. Los Angeles Glendale Comment
  UCR61052  Pteridium aquilinum var. pubescens R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns, in & near Glendora Wilderness Park, in Big Dalton Canyon & its tributaries, & Little Dalton Canyon 488 Comment
  LA82482  Pterostegia drymarioides O. H. Kappler; 1943-4-18 368 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0110797  Pterostegia drymarioides R. G. Swinney 2011-4-28 14551 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  RSA702969  Pterostegia drymarioides Scott D. White, Pam De Vries 2004-5-18 10405 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SBBG61784  Pterostegia drymarioides M. N. Ackley 1928-2-12 889 Los Angeles Eaton Wash 365 Comment
  SFV20972  Pterostegia drymarioides L. Gross, B. Hogshead, V. Soza 2003-5-29 951 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  CATA1766  Pulicaria paludosa Benjamin E. Carter, John Clark & Elizabeth Baniaga 2012-7-24 6907 Los Angeles Santa Catalina Island: Big Springs, at road crossing just east of Little Harbor 3 Comment
  UCR121258  Purshia glandulosa Steven R. Hill, K. Kramer 2001-4-22 33358 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  UCSC000949  Purshia tridentata var. glandulosa Peter Kamb 1948-5-6 978 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts.; Little Rock 975 Comment
  RSA522460  Pycnanthemum californicum Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4044 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA0080562  Pyrola dentata L. E. Hoffman 1932-8-14 s.n Los Angeles Mt. Islip, Angeles National Forest. 2439 Comment
  CAS-BOT-BC45782  Quercus Geo. B. Grant 1903-3-29 s.n. Los Angeles Sawpit Canyon, Monrovia Comment
  POM155742  Quercus X macdonaldii M. B. Dunkle 1927-10-7 2003 Los Angeles Canyon bottom, Middle Ranch Canyon. Alt 2003ft 611 Comment
  RSA476853  Quercus agrifolia Mable Emler 1929-7-30 s.n. Los Angeles Topanga Canyon Comment
  SFV20816  Quercus agrifolia L. Gross, N. Fraga 2002-4-4 518 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 468 Comment
  RSA226242  Quercus agrifolia var. agrifolia Gary D. Cromwell 1971-4-30 589 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora 427 Comment
  RSA719504  Quercus agrifolia var. agrifolia Gary Kovnat, LeRoy Gross 2004-3-20 49 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  CAS-BOT-BC62819  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi. west of Palmdale, beside road to Elizabeth lake Comment
  CDA21843  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 miles west of Palmdale, beside road to Elizabeth Lake. 0 Comment
  JEPS46156  Quercus berberidifolia C. Epling 1932-11-1 Los Angeles near Pacoima Canyon; Kagel Canyon Comment
  LA32172  Quercus berberidifolia Peter H. Raven; Henry J. Thompson 1959-2-25 13809 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  RSA594977  Quercus berberidifolia Tim S. Ross 1995-4-7 8369 Los Angeles Old Ridge Route': 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon. 927 Comment
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Jul 11 2016
  SBBG59014  Quercus berberidifolia R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC62529  Quercus chrysolepis G. B. Grant 1902-5-27 156 Los Angeles Santa Anita Canon Comment
  RSA517130  Quercus chrysolepis Tim S. Ross 1990-5-14 2497 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger Distric. 1098 Comment
  RSA596079  Quercus chrysolepis Tim S. Ross, Steve D. Boyd 1995-6-28 8646 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UCD45435  Quercus chrysolepis Rudolph Fischer 1965-10-22 1 Los Angeles Granitic soil, elevation 4000 feet, in chaparral. San Gabriel Mountains, State Highway 39, ca. 20 miles north of Azusa, Los Angeles County, California. 1219 Comment
  RSA0112847  Quercus chrysolepis Steven A. Junak 1999-5-8 SCa- 916 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood watershed, just upstream from fenceline. Next to creek. Comment
  UCD45853  Quercus dumosa J. Ewan 1931-10-24 5259 a Los Angeles Dominant plant on warm slope series of 3 forms (5259 abc) collected on acre area. One mile above Malibu Lake on Seminole Springe Rd., Los Angeles Co. Santa Monica Mts. Comment
  RSA652868  Quercus durata var. gabrielensis Ron Martinolich 1991-4-7 24 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trail head of lower, eastern end, west along trail about 0.4-0.5 mile, past sharp left turn south, 0.25 miles, along edge of trail. Comment
  RSA653361  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) 305 Comment
  RSA655360  Quercus durata var. gabrielensis LeRoy Gross 2000-11-4 323 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. 396 Comment
  UC421652  Quercus durata var. gabrielensis John Thomas Howell 1927-10-16 3151 Los Angeles Santa Anita Canyon Trail San Gabriel Mts. Comment
  UCR212765  Quercus durata var. gabrielensis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1826 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  POM285662  Quercus engelmannii Lyman Benson 1951-10-15 14808 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  UC1135629  Quercus garryana var. breweri A. D. Gifford 1935-4-15 561 Los Angeles w end Liebre Mountain; Angeles National Forest, Tejon Quad. 1524 Comment
  SBBG58989  Quercus john-tuckeri R. Hoffmann 1931-10-1 Los Angeles near Bob's Place, Mint Cyn Comment
  RSA757662  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-4-16 2464 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-BC105249  Quercus kelloggii I. M. Johnston 1917-8-24 1714 Los Angeles San Antonio Mountains, Prairie Fk of San Gabriel R. Open canon (canyon) 1981 Comment
  RSA592805  Quercus kelloggii Steve Boyd, Orlando Mistretta 1996-5-1 8761 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  CAS-BOT-BC61540  Quercus lobata Le Roy Abrams 1901-4-4 1335 Los Angeles Chatsworth Park Comment
  RSA591971  Quercus lobata Mark Hoefs, D. Propst 1974-5-10 469 Los Angeles Santa Catalina Island: upper Fern Canyon 335 Comment
  UCD46908  Quercus lobata Bruce M. Pavlik 1976-12-24 s.n. Los Angeles Near the intersection of Mulholland Highway and old Topanga Canyon Road- Calabasas High School, 1.7 miles southeast of Calabasas Los Angeles County, California. 304 Comment
  UCR185602  Quercus lobata A. C. Sanders 2007-4-25 33569 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  UCSB27970  Quercus lobata Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, ten miles north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  UCD14057  Quercus pacifica John M. Tucker 1992-3-31 No. 9 Los Angeles California, Los Angeles Co.: Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon. 256 Comment
  UCR168351  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  NY201966  Quercus tomentella J. B. Walker 1995-6-6 1434 Los Angeles Santa Catalina Island, Lower Cape Canyon, hillside above buffalo corrals 280 Comment
  RSA479367  Quercus tomentella Mark Hoefs 1974-10-2 568 Los Angeles Santa Catalina Island, side canyon below Renton Mine 91 Comment
  UCR107651  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island, Pebble Beach Canyon, small side canyon 91 Comment
  RSA477126  Quercus wislizeni var. frutescens Geo. L. Moxley 1918-06 s.n. Los Angeles Mt Baldy Comment
  UC54142  Rafinesquia californica H. M. Hall May 1902 3098 Los Angeles San Francisquito 457 Comment
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Jun 16 2009
  CHSC109714  Ranunculus hebecarpus Valerie Soza; Michael Denslow 2003-4-30 1648 Los Angeles Transverse Ranges, San Gabriel Mountains region: San Fransisquiteo Canyon. Slopes southwest of the Fire Station. 488 Comment
  SEINET3836582 Image available Ranunculus hebecarpus Marcus E. Jones 1882-5-3 3219 Los Angeles Pasadena Comment
  UCR139937  Ranunculus hebecarpus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns., East side of Little Tujunga Canyon, 0.75 mi SSE of Herreres Ranch 579 Comment
  UCR282596  Raphanus sativus Dan S. Cooper 2017-3-8 317- 06 Los Angeles Cahuenga Pass, Cahuenga Blvd. near Wonder View Dr. 245 Comment
  UCR133607  Rhamnus californica Elizabeth Crow 1928-10-21 05 Los Angeles San Gabriel Mtns., San Dimas Canyon Comment
  UCR200208  Rhamnus californica subsp. californica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near cow unit and Beek-Wax Aquatic Center 366 Comment
  RSA549591  Rhamnus crocea Tim S. Ross 1992-4-27 6251 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  UC592698  Rhamnus crocea P. C. Everett 1935-6-25 Los Angeles 0.7 mi w Van Nuys Blvd. (Foothill Blvd); San Fernando Valley 274 Comment
  CAS-BOT-BC56001  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Griffith Park Comment
  HSC18409  Rhamnus ilicifolia C. E. Fellows 1965-4-13 44 Los Angeles 3.1 mi. SW of Old Topanga Rd on Mullholland Hwy., Santa Monica Mtns. Comment
  RSA11762  Rhamnus ilicifolia E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  SBBG118498  Rhamnus ilicifolia O. Mistretta 1992-7-14 722 Los Angeles Gold Cyn Trail, Tujunga Ranger District Comment
  SBBG17247  Rhamnus ilicifolia K. A. Wilson 1961-3-10 952 Los Angeles Old Topanga Cyn Rd, ca. 0.25 mi W of Topanga Cyn Rd Comment
  UCR144603  Rhamnus ilicifolia G. D. Wallace 1985-2-24 2165 Los Angeles San Gabriel Mtns., Gold Hill, Alta Vista Ave. between Oak Grove and Mesa Circle, Monrovia 274 Comment
  UCR186748  Rhamnus ilicifolia T. B. Salvato, Sandra Murcia 2007-3-28 2004 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
  UCR48962  Rhaphiolepis indica A. C. Sanders 1987-9-18 7364 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC170472  Rhus integrifolia Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  POM2713  Rhus integrifolia D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  RSA0087022  Rhus integrifolia R. G. Swinney 2010-4-30 12451 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA190974  Rhus integrifolia R. F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36739 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA190981  Rhus integrifolia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA760591  Rhus integrifolia R. G. Swinney 2009-3-10 10070 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SBBG96849  Rhus integrifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4203 Los Angeles upper reaches of China Cyn Comment
  UC535521  Rhus integrifolia Ira W. Clokey, B. Templeton Mar. 1929 4605 Los Angeles Mandeville Canyon, Coast road Mandeville Canyon; Santa Monica Mountains 15 Comment
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Oct 18 2017
  UCR124397  Rhus laurina I. W. Clokey, B. C. Templeton 1929-1 4588 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CAS-BOT-BC167951  Rhus ovata Alice Eastwood 1919-5-29 8960 Los Angeles San Gabriel Canyon Comment
  LA82203  Rhus ovata O. H. Kappler; 1941-4-27 232 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0070363  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR276754  Rhus ovata R. G. Swinney 2010-8-11 13487 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA244838  Rhus trilobata Robin S. Collins 1973-4-9 219 Los Angeles within 1 mi. of beginning or pack trail 609 Comment
  RSA592786  Rhus trilobata var. quinata Steve Boyd 1996-4-25 8680 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
  OBI32606  Ribes Henry J. Thompson 1959-2-20 1848 Los Angeles Santa Monica Mts. 2 mi E of peak along Saddle Peak Rd Comment
  CAS-BOT-BC92280  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canon [Canyon]. Comment
  RSA0009704  Ribes amarum Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  UCR258962  Ribes aureum R. G. Swinney 2010-2-27 11746 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCSB11906  Ribes aureum Haines, Bruce 1962-3-11 Los Angeles roadside; 1 mile south of the junction of U.S. Highway 101 and California Highway 27; Woodland Hills 274 Comment
  RSA656315  Ribes aureum var. gracillimum Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 654 b Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  CAS-BOT-BC93069  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  CAS-BOT-BC93102  Ribes californicum var. hesperium W. H. Brewer 1861-2-1 184 Los Angeles Cahuenga Pass. Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  UCR124367  Ribes californicum var. hesperium I. W. Clokey, B. C. Templeton 1929-1 4472 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR202696  Ribes cereum R. G. Swinney 2001-8-11 8037 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC173122  Ribes indecorum Louis C. Wheeler 1932-1-31 440 Los Angeles Foothills San Gabriel Mts. 1 mi. E Palmer Canyon 609 Comment
  CLARK-A1528-4131  Ribes indecorum Art Whistler 1966-3-12 Los Angeles San Fernando Valley Comment
  UCR198325  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 03 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  RSA0025042  Ribes indecorum Ora M. Clark 1929-3-24 1785 Los Angeles Santa Susanna Mountains, So. Calif. Comment
  CAS-BOT-BC173401  Ribes malvaceum Peter H. Raven; Henry J. Thompson 1959-2-25 13810 Los Angeles 1.2 miles east of summit, Saddle Peak 670 Comment
  CAS-BOT-BC173429  Ribes malvaceum Roxana S. Ferris 1941-3-10 10324 Los Angeles West of U.S. Highway #99 near Pico Canyon road, Santa Susana Mountains 472 Comment
  RSA441488  Ribes malvaceum var. viridifolium Ora M. Clark 1928-12-2 1317 Los Angeles N.E of Hollywood. Comment
  UCD102433  Ribes quercetorum Gordon Pilone 1961-2-18 91 Los Angeles Hartley Ranch on Frazier Road and Hwy 99. Tehachapi Mt. Range. 1219 Comment
  RSA332046  Ribes roezlii Wayen E. Sawyer 1981-6-11 29 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  RSA587274  Ribes roezlii Tim S. Ross 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  SDSU5988  Ribes speciosum Gerald Collier 1957-3-9 3249 Los Angeles Partly with lichen, faculty hill 1/4 west of UCLA campus brushy slopes. Comment
  UCR210459  Ricinus communis R. G. Swinney 2008-11-29 9854 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR256478  Robinia pseudoacacia R. G. Swinney 2010-6-8 13204 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA225738  Romneya coulteri Robert F. Thorne, A. C. Gibson 1971-5-22 39743 Los Angeles Fish Canyon. 335 Comment
  UCR260900  Rorippa A. C. Sanders 2009-5-20 36847 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  SD85079  Rorippa nasturtium-aquaticum E. R. Blakley 1962-10-5 5442 Los Angeles Santa Catalina Island; Cottonwood Canyon , 0.25 mile upstream from ocean. 29 Comment
  CAS-BOT-BC147486  Rosa californica W. R. Dudley; F. H. Lamb 1896-6-8 4396 Los Angeles Kings Canyon, Liebre Mountains Comment
  LA52070  Rosa californica W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0020293  Rubus leucodermis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5112 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC158823  Rubus ursinus Tim Ross; Steve Boyd 1991-4-25 4590 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River) - San Gabriel Mtns. 557 Comment
  SD230288  Rubus ursinus Steve Boyd 1997-9-17 10043 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, sout of Liebre Mountain. 853 Comment
  POM2355  Rumex crispus J. F. Illingworth 1898-05 s.n. Los Angeles Claremont. Comment
  RSA662571  Rumex crispus S. Koukol, R. Koukol 1998-5-3 45 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  UCR256968  Rumex crispus Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  UC1871341  Rumex hymenosepalus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4999 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
  UCR127068  Rumex hymenosepalus Mark A. Elvin, Cathleen Weigand 2003-4-7 2448 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA589138  Rumex salicifolius var. salicifolius Orlando Mistretta, Tim S. Ross 1994-6-1 1310 Los Angeles Santiago Canyon. 1433 Comment
  POM348834  Rupertia physodes Anstruther Davidson 1890-04 s.n. Los Angeles Arroyo near Pasadena Comment
  RSA188176  Ruppia maritima Robert F. Thorne 1966-4-7 35981 Los Angeles Santa Catalina Island, Shallow water of lower two ponds near Arrow Point, W end of island 46 Comment
  SEINET3130580  Ruppia maritima G. B. Grant 1904-1 1142 Los Angeles Playa de Rey Comment
  SJSU7257  Russelia equisetiformis C. W. Sharsmith 1945-9-9 5473 A Los Angeles Monrovia Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  HSC78690  Salazaria mexicana James Henrickson, D. Soltz 1975-5-26 14678 Los Angeles 8 mi. E of Little Rock along Powerline Rd., 1 mi. N of Pearblossom Hwy. at crossing of Big Rock Creek 930 Comment
  UCLA55091  Salazaria mexicana A. Handschiegl 1925-5-17 Los Angeles Little Rock Creek Comment
  RSA478882  Salicornia virginica T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC103158  Salix bonplandiana Peter H. Raven 1959-5-3 14103 Los Angeles Franklin Canyon 0.7 miles south of Mulholland Drive 289 Comment
  CAS-BOT-BC103029  Salix bonplandiana G. B. Grant 6880 Los Angeles Lakeside Comment
  POM50186  Salix exigua A. D. E. Elmer 1902-06 3650 Los Angeles Saugus. Comment
  RSA720180  Salix exigua LeRoy Gross 2007-3-13 2610 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  SBBG130995  Salix exigua S. A. Junak 1999-5-6 SCa 887 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  UC1135106  Salix exigua var. hindsiana Jerome S. Horton 1935-7-18 211 Los Angeles above C.C.C. Camp Dalton Canyon; Pomona Quadrangle Comment
  UCR129383  Salix gooddingii Orlando Mistretta 1994-4-12 1000 Los Angeles San Gabriel Mtns, Little Rock Creek, slopes east of Little Rock Reservoir 976 Comment
  UCR176959  Salix gooddingii L. C. Wheeler 1967-5-2 9280 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  LA34163  Salix laevigata Peter H. Raven; 1959-5-3 14103 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, 0.7 mi S of Mulholland Drive. 289 Comment
  CAS-BOT-BC128132  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles At bottom of Lower San Gabriel Canyon, about 11 km. above Azusa 300 Comment
  POM362723  Salix lasiolepis Freda Detmers 1929-1-17 s.n. Los Angeles Los Angeles River, Los Angeles. Comment
  UC1234783  Salix lasiolepis Peter H. Raven 1962-5-20 17801 Los Angeles about opposite ranch in Middle Canyon Bullrush Canyon; Santa Catalina Isl., Bullrush Canyon 213 Comment
  UC471650  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  UCR150461  Salix lasiolepis R. G. Swinney 1999-6-21 7356 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  CAS-BOT-BC107545  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-2-14 9 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CAS-BOT-BC403754  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  UCR252553  Salsola tragus R. G. Swinney 2010-9-1 13642 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  LA30493  Salsola tragus Jane Turner; T. Mosquin 1958-11-16 C- 52 Los Angeles Comment
  POM296994  Saltugilia splendens subsp. grantii Lyman Benson 1945-6-5 11765 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA0095313  Saltugilia splendens subsp. splendens Richard G. Swinney 2011-6-6 14992 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA469676  Saltugilia splendens subsp. splendens N. C. Cooper 1949-6-6 4207 Los Angeles Angeles Crest Hwy. Los Angeles Co. 1220 Comment
  RSA145215  Salvia apiana Alice Ann Webb 1961-2-28 779 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  RSA411296  Salvia apiana Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  UCR139207  Salvia apiana William Emboden 1970-6-12 35 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Blvd, 3.7 mi north of Topanga on the east bank of the road 457 Comment
  RSA659440  Salvia apiana Monica Acosta 1998-5-26 29 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  UCLA69782  Salvia apiana George R. Smart 1952-7-13 75 Los Angeles 12.4 mi from Castaic (Castaic-Lake Hughes Road) 457 Comment
  POM4130  Salvia carduacea Jesse B. Mills 73 Los Angeles Claremont. 366 Comment
  RSA411357  Salvia carduacea M. Vincent 1962-5-7 241 Los Angeles Llano at junction of road to Mile High [N4]. Comment
  SD204907  Salvia clevelandii R. F. Thorne 1990-6-5 63107 Los Angeles Mt. San Antonio Gardens, 900 East Harrison Avenue, Pomona, Ca. 91767 Comment
  RSA0097771  Salvia columbariae R. G. Swinney 2011-5-6 14601 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  RSA648284  Salvia columbariae Peter J. Estournes 1981-5-10 23 Los Angeles Mount Baldy, southern side, fire road near a creek. 1677 Comment
  SJSU4355  Salvia columbariae H. L. Buckalew 1962-4-18 Los Angeles between Vincent & Little Rock Comment
  UC535371  Salvia columbariae Ira W. Clokey, B. Templeton Apr 1929 4495 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCSB9267  Salvia dorrii var. dorrii Wedberg, H. 1957-4-19 Los Angeles 0.5 mi E Pearblossom 914 Comment
  RSA729870  Salvia dorrii var. pilosa R. G. Swinney 1999-6-5 7245 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UC1871307  Salvia dorrii var. pilosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5012 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  RSA82440  Salvia leucophylla F. W. Peirson 1906-7-16 1055 Los Angeles Big ditch north of Elysian Park, Los Angeles. Comment
  CAS-BOT-BC233310  Salvia mellifera John H. Thomas 1957-5-3 6722 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA0092552  Salvia mellifera Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14323 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  SD82930  Salvia mellifera Gary D. Cromwell, David W. Wheat 1971-4-16 520 Los Angeles Mystic Canyon, Angeles National Forest, 2.0 miles northeast of Glendora. 395 Comment
  SEINET2077544  Salvia mellifera S. Rhodes 2000-4-24 131 Los Angeles S of Palmdale, near railroad tracks and Avenue S. intersection Comment
  SEINET3101624 Image available Salvia mellifera G. Rink 2011-6-1 10569 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UCR213688  Salvia sonomensis Justin M. Wood 2009-6-1 801 Los Angeles San Gabriel Mountains, Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1585 Comment
  POM199697  Sambucus mexicana I. W. Clokey, B. Templeton 1929-05 4558 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA544556  Sambucus mexicana T. S. Ross, Elizabeth Kellogg 1992-4-11 6109 Los Angeles San Clemente Island: West fork of China Canyon. E or NE-facing base of canyon wall. 305 Comment
  RSA666727  Sambucus mexicana A. C. Sanders, D. Malueg 2001-5-17 24327 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  UCR179723  Sambucus mexicana R. G. Swinney, Dave Larson 1996-7-17 5142 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC238751  Sambucus nigra subsp. caerulea Robert F. Thorne; J. Dourley 1967-10-10 37377 Los Angeles San Gabriel Mts., Angeles National Forest: Cortelyou Springs 2072 Comment
  RSA0087239  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-28 12383 Los Angeles 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
  SFV20819  Sambucus nigra subsp. caerulea L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1086 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  RSA460824  Samolus parviflorus Unspecified 1897-06 s.n. Los Angeles Mission Canon, San Gabriel. Comment
  RSA471459  Sanicula crassicaulis L. C. Wheeler 1931-4-10 S- 43 Los Angeles East end of San Jose Hills at Pomona. 305 Comment
  RSA471120  Sarcodes sanguinea Chris Hauser 1965-8-1 s.n. Los Angeles Mt. Waterman Comment
  UCR273171  Sarcodes sanguinea R. G. Swinney 2011-6-22 15273 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  UC57483  Satureja mimuloides J. H. Barber 1897-6-29 216 Los Angeles Bear Canyon Comment
  UCR142711  Satureja mimuloides Ian Swift 2001-11-4 354 Los Angeles Transverse Ranges; San Gabriel Mountains, Lower Moody Canyon 1073 Comment
  RSA190896  Schedonorus arundinaceus R. F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon 244 Comment
  POM186326  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. 244 Comment
  RSA649911  Schinus molle Katherine Thomas 1988-4-15 3 Los Angeles Whittier, Turnbull Canyon Rd. 1.0 miles east of its intersection with Beverly Blvd. Comment
  UCR259641  Schinus molle R. G. Swinney 2010-5-7 12598 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCR206533  Schinus terebinthifolius A. C. Sanders, T. B. Salvato 2009-5-19 36823 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  SD112698  Schismus arabicus Darley F. Howe 1953-5-2 2293 Los Angeles Mouth of Wain Canyon, Santa Catalina Island Comment
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Jun 10 2014
  RSA0047910  Schismus barbatus R. G. Swinney 2010-5-12 12750 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA600601  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  RSA758767  Schoenoplectus maritimus Robert Gustafson 1981-4-14 2179 Los Angeles Ballona Wetlands, area 2 Comment
  RSA0056380  Scirpus acutus P. R. Brown 1970-10-5 s.n. Los Angeles Pierce College Nature Center, upper pond, Canon de Lana. Comment
  RSA365981  Scirpus acutus var. occidentalis Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  RSA729228  Scirpus microcarpus R. G. Swinney 1998-7-10 6412 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
  RSA233362  Scrophularia californica subsp. floribunda Arthur C. Gibson, Linda Gibson 1971-3-18 2795 Los Angeles Fish Canyon, below the waterfall, San Gabriel Mountains. Comment
  RSA276010  Scrophularia californica subsp. floribunda Jack Delaini 1974-5-9 200 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Johnson Peak Road, at head of Canyon 854 Comment
  SBBG95429  Scrophularia villosa M. B. Dunkle 1928-3-17 1736 Los Angeles Cherry Valley Comment
  RSA0012265  Scutellaria siphocampyloides Orlando Mistretta, Youssef Atallah 2011-8-16 6052 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  SD147961  Scutellaria siphocampyloides Richard Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along Creek near picnic area at Chilao Camp. 1600 Comment
  SEINET8007292  Secale cereale Steve Boyd 1998-4-28 10169 Los Angeles Liebre Mountains Region, Antelope Valley, at foot of Portal Ridge along Lancaster Rd, Comment
  RSA0081655  Sedum spathulifolium Joseph A. Ewan 1932-5-30 7225 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  LA209588  Selaginella asprella Lawrence L. Kiefer; 1966-10-29 2477 Los Angeles San Gabriel Mountains, vicinity of Devil's Punchbowl, Holcomb Cyn, ca. 1/3 mi S of USFS trail 9W01 1462 Comment
  CHSC24654  Selaginella bigelovii D. Hattem 1976-4-18 9 Los Angeles Ca. 30 ft w of Hwy 5, ca. 5.5 mi n of Castaic. 792 Comment
  SBBG13260  Selaginella bigelovii M. A. Piehl -Jun-1962 62390 Los Angeles cyn E of Thirst 304 Comment
  UC399196  Selaginella bigelovii C. F. Millspaugh 1920-1-2 4502 Los Angeles road beyond Golf Links; Santa Catalina Isl. Comment
  CAS-BOT-BC62034  Selaginella bigelovii Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Sawpit Canyon (near Mourovia) Comment
  RSA94707  Senecio astephanus F. W. Peirson 1920-6-10 1432 Los Angeles trail east of Inspiration Point, Mt. Lowe 1371 Comment
  CAS-BOT-BC333077  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1961-10-31 6679 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  UCR210411  Senecio flaccidus var. douglasii R. G. Swinney 2008-12-6 9976 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
  SEINET4015259 Image available Senecio lyonii M. B. Dunkle 1939-1 7349 Los Angeles San Clemente Island. Comment
  UC1215174  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles above Wilsons Cove; San Clemente Island 76 Comment
  RSA594796  Sesuvium verrucosum Steve Boyd, Lauren Raz 1996-10-29 9098 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 999 Comment
  UC1947592  Sesuvium verrucosum Geo. B. Grant 1904-6-5 11986112 Los Angeles Ballona Comment
  SEINET3155713  Silene anglica G. B. Grant 1905-4-2 1206 Los Angeles Collected at Pasadena, southern California Comment
  CATA180  Silene antirrhina Mark L. Hoefs, A. Douglas Propst 1973-4-6 149 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  UCR174984  Silene gallica Holly Summers 2006-4-30 003 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  RSA592197  Silene gallica L. C. Wheeler 1967-4-9 9185 Los Angeles San Gabriel Canyon, Canyon Inn. Comment
  UCD98643  Silene gallica Jack Delani; Barbara Shervanick 1974-5-23 205 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest; by edge of Johnstone Peak Road. 853 Comment
  CAS-BOT-BC389570  Silene parishii I. M. Johnston 1916-9-1 s.n. Los Angeles Devils Backbone - Baldy Ridge, Mt. San Antonio 2743 Comment
  RSA0116690  Silybum marianum R. G. Swinney 2010-5-25 12927 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA593448  Sisymbrium altissimum Steve Boyd 1996-4-24 8649 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA600366  Sisymbrium altissimum Steve Boyd, Lauren Raz 1997-5-28 9872 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SBBG2553  Sisymbrium altissimum H. and M. Dearing 1940-4-25 4240 Los Angeles Mint Cyn Comment
  CDA35807  Sisymbrium erysimoides R. G. Swinney 2009-2-2 10026 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. Comment
  CAS-BOT-BC75231  Sisymbrium irio P. B. Kennedy 1924-2-21 s.n. Los Angeles Pomona. E. Johnson Ranch. Comment
  UCR222768  Sisymbrium officinale R. G. Swinney 2009-5-8 10694 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA0085284  Sisymbrium orientale R. G. Swinney 2010-4-30 12465 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
  RSA724381  Sisymbrium orientale K. Dobry 1991-3-15 d- 593 Los Angeles West San Gabriel Mts. Upper Elsmere Cyn Comment
  RSA628895  Sisyrinchium bellum Louis C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  POM156342  Solanum douglasii L. R. Abrams 1902-5-31 2488 Los Angeles Inglewood. Comment
  RSA670308  Solanum douglasii Joseph M. Keefe 2001-3-19 31163 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  RSA670942  Solanum douglasii Joseph M. Keefe 2001-1-19 30944 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UCR258692  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA0055019  Solanum douglasii Jim Shevock 1970-4-16 114 Los Angeles Topanga Canyon. Santa Monica Mountains. 304 Comment
  POM4257  Solanum umbelliferum W. R. Dudley, F. H. Lamb 1890-6-12 4434 Los Angeles Gorman Station. Comment
  RSA427397  Solanum umbelliferum T. S. Clare 1929-3-3 15053 Los Angeles Topango [Topanga] Canyon. Comment
  UC64393  Solanum umbelliferum H. M. Hall 1899-6-21 12375 Los Angeles Schwartout Canyon; San Antonio Mountains, Schwartout Canyon Comment
  RSA427430  Solanum umbelliferum V. V. Giles 1936-7-5 53 Los Angeles Holbrook Camp, San Gabriel Mountains. Comment
  NY820463  Solanum xanti S. D. Boyd 1997-3-31 9422 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  SD143695  Solanum xanti Scott D. White 1997-5-22 5217 Los Angeles San Gabriel River Wash; Azusa; alluvial fan E and W of levee; between Foothill Blvd. crossing and San Gabr. Valley Gun Club. 182 Comment
  UCD127062  Solanum xanti Marc Meyer 1993-2-27 1 Los Angeles Santa Susana Mts., Moonshine Canyon Park, Porter Ranch, 1.0 miles north of Tampa offramp of 118 Freeway. 400 Comment
  UCR205033  Solidago californica R. G. Swinney 2001-9-15 8189 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  POM304837  Solidago confinis Henry J. Ramsey, Henry J. Ramsey 1937-9-4 213 Los Angeles Montebello, San Gabriel Flats. 1524 Comment
  SEINET11383208 Image available Solidago velutina Unknown 1933-1 2169 Los Angeles Liveoak Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC365842  Soliva sessilis A. C. Sanders; T. B. Salvato 2009-5-20 36885 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA599737  Sonchus asper L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains: Middle Fork of Mill Creek, off Big Tujunga. 1067 Comment
  RSA770873  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  CAS-BOT-BC374609  Sonchus oleraceus C. W. Tilforth 1969-11-22 238 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  CDA7671  Sonchus oleraceus L. C. Wheeler 1967-5-15 9597 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. Comment
  RSA160432  Sonchus oleraceus J. D. Olmsted 1959-3-23 308 Los Angeles Blanchard park on Pomona college campus by area catching runoff from sprinkling system-common weed. Comment
  RSA474072  Sonchus oleraceus M. B. Dunkle 1939-4-6 7289 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UCD136201  Sonchus oleraceus Robert F. Thorne 1966-9-14 36667 Los Angeles Santa Catalina Island, Little Harbor. 4 Comment
  RSA512068  Sorghum halepense L. C. Wheeler 1966-9-21 8897 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  RSA607385  Spartium junceum L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga. 1493 Comment
  UC917789  Spergula arvensis subsp. arvensis Frank W. Gould 1944-4-15 2289 Los Angeles n.w. Los Angeles Airport (Sepulveda Blvd.) Comment
  RSA0098741  Spergularia macrotheca Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4250 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG13038  Spergularia macrotheca var. macrotheca E. R. Blakley 1961-9-23 4750 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 3 Comment
  CATA1590  Spergularia villosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2860 Los Angeles Santa Catalina Island: Road to Toyon Beach 182 Comment
  RSA0098704  Spergularia villosa R. F. Thorne 1966-9-14 36633 Los Angeles Santa Catalina Island. On roadbank above stream in lower Middle Ranch Canyon ca. 3/4 mi above Ben Weston Beach. 53 Comment
  SEINET7047911  Sphaeralcea ambigua var. rugosa Steven R. Hill, Kate Kramer 2001-4-22 33360 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  RSA442864  Sphaeralcea emoryi var. variabilis Bonnie C. Templeton 1931-5-19 1460 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  CAS-BOT-BC235435  Sporobolus airoides Roxana S. Ferris 1918-6-12 907 Los Angeles In desert road between Oban and Lancaster Comment
  CHSC35386  Stachys ajugoides var. rigida Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road 1/4 mi. so. of Pasadena Fwy. opposite Ave. 57. 182 Comment
  RSA618987  Stachys albens LeRoy Gross 1998-9-20 81 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  RSA754431  Stachys albens Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1849 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  SBBG105561  Stachys albens T. Ross, O. Mistretta, C. Neal 1994-7-1 8080 Los Angeles Sheep Camp Spring 334 deg and 520 m NNW of Pacifico Mtn summit at the headwaters of Santiago Cyn 1920 Comment
  UCR277053  Stachys albens R. G. Swinney 2011-9-22 15661 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  CAS-BOT-BC60962  Stanleya pinnata var. pinnata Timothy S. Ross; Steve Boyd 1990-5-29 2713 Los Angeles San Gabriel Mountains. Big Rock Springs. Immediate vicinity of Big Rock Creek where crossed by Big Pines Highway. 1194 Comment
  UCD115790  Stanleya pinnata var. pinnata A. D. Gifford 1935-5-8 683 Los Angeles mouth of Elizabeth Lake Canyon. 396 Comment
Read comments
Jun 9 2014
  SBBG37758  Stellaria media R. Moran 1941-3-14 706 Los Angeles Middle Ranch 200 Comment
  RSA660032  Stellaria media Stephen Hill 1981-2-2 3 Los Angeles 0.7 mi. S. of Silverbit on Valley Center in open field on N. side of road. Comment
  SD69462  Stellaria pallida Robert F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: Rocky, dry, S-facing slope above stream in Cottonwood Canyon. 106 Comment
  RSA0093399  Stephanomeria Mitch Provance, Scott Duff 2015-9-11 1115 -08 Los Angeles Antelope Valley: S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St. W. 790 Comment
  JEPS19705  Stephanomeria cichoriacea Peter H. Raven 1957-9-21 11357 Los Angeles 2.5 mi above U. S. Hwy 101 A (Topanga Canyon); Santa Monica Mountains, Topanga Canyon Comment
  POM290699  Stephanomeria exigua subsp. exigua Arthur L. Cohen 1935-8-2 521 Los Angeles Park. Comment
  RSA529199  Stephanomeria exigua subsp. exigua Timothy S. Ross, S. D. Boyd 1991-7-24 5644 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  CAS-BOT-BC322844  Stephanomeria pauciflora A. D. E. Elmer 1902-7-1 3501 Los Angeles Lancaster Comment
  CAS-BOT-BC375719  Stephanomeria runcinata Le Roy Abrams; E. A. McGregor 1908-6-30 510 Los Angeles Lancaster (Mojave Desert) 853 Comment
  RSA719589  Stephanomeria spinosa R. G. Swinney 1997-7-17 5688 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  CAS-BOT-BC375804  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mtns.: Pacifico Mountain summit 2172 Comment
  SBBG67955  Stephanomeria virgata M. N. Ackley -Sep-1927 155 Los Angeles Eagle Rock 182 Comment
  SEINET13276799 Image available Stephanomeria virgata subsp. virgata R. G. Swinney 2011-1 15877 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
  UCD142207  Stillingia paucidentata J. Massey; J. Henrickson 1966-4-9 1169 Los Angeles Piute Butte. Comment
  SEINET10603833  Stipa coronata Alan A. Beetle 1942-4-18 Beetle 3086 Los Angeles Angles Crest Blvd., Rt. 2, rocky slopes of San Gabriel Mts. 914 Comment
  UCR86239  Stipa lepida Scott D. White 1995-4-27 2958 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
  CATA3456  Stipa tenuissima Benjamin J. Dion, Monica Tydlaska 2017-7-12 037 Los Angeles Santa Catalina Island: Channel Side; 357 Whittley Ave in Avalon; recruits from previously treated populations 46 Comment
  UCR282030  Stylocline gnaphaloides R. G. Swinney 2014-5-7 16424 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA66299  Stylomecon heterophylla F. W. Peirson 1918-5-5 1889 Los Angeles along road to [Brents] on the Malibu, Santa Monica Mts. Comment
  SD51914  Stylomecon heterophylla Peter H. Raven 1962-5-7 17582 Los Angeles San Clemente Island, just above coast, 1.0 mile south of Wilson Cove. 22 Comment
  RSA161234  Symphoricarpos mollis P. H. Raven 1962-5-22 17849 Los Angeles Santa Catalina Island. About 1 mile below Middle Ranch. Comment
  UC535495  Symphoricarpos mollis Ira W. Clokey, B. Templeton May 1929 4541 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  SD240907  Syntrichopappus fremontii R. G. Swinney 2009-4-28 10526 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma (Pacifico Mountain 7.5'Q) 1597 Comment
  UCR182204  Syntrichopappus fremontii R. G. Swinney 1998-4-14 6004 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  SBBG118500  Syntrichopappus lemmonii O. Mistretta 1993-5-10 834 Los Angeles Big Pines Hwy 1325 Comment