Search Results — 2000 specimen records retrieved (1564 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC57520  Abronia maritima J. H. Barber 1897-1-23 25 Los Angeles Santa Monica Forestry Station Comment
  LA200657  Abronia umbellata subsp. umbellata Henry J. Thompson; 1958-10-23 1821 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  RSA523604  Abronia villosa G. H. True 1935-3-6 57 Los Angeles Lovejoy Butte 854 Comment
  UCR258933  Acacia R. G. Swinney 2010-2-27 11752 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
  UCSB2963  Acacia baileyana Gill, Robert 1959-2-26 Los Angeles Pomona College campus-Claremont; Pacific slope drainage area 365 Comment
  SEINET13710885  Acacia melanoxylon Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles Claremont, Corner of 5Th & College, Pomona College Campus Comment
  RSA642511  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Old meander of San Jose Creek. 46m east of Valley Blvd. and 1km north of Grand Ave. 30m west of the existing San Jose Creek flood control channel. 58 Comment
  SBBG12510  Achillea millefolium P. H. Raven 1962-4-11 17303 Los Angeles ca. 1 mi S of Wilson Cove 121 Comment
  SEINET4044537 Image available Achillea millefolium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Rd. 182 Comment
  POM6429  Achillea millefolium var. californica L. T. Street, G. Williams 1919-4-12 2508 Los Angeles Hills near Puente. Comment
  CAS-BOT-BC211923  Achnatherum coronatum Cecil Hart 1927-5-23 s.n. Los Angeles San Dimas Canyon Comment
  RSA310128  Achnatherum parishii Wayne E. Sawyer 1981-6-29 75 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mile from Dawson Saddle. 2317 Comment
  RSA600072  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-5-20 9827 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  SBBG33426  Achnatherum speciosum A. D. E. Elmer -Jun-1902 3709 Los Angeles Acton Comment
  POM6723  Achyrachaena mollis L. T. Street, G. Williams 1919-4-12 2503 Los Angeles Hills near Puente. Comment
  POM87793  Achyrachaena mollis L. R. Abrams 1902-4-20 2358 Los Angeles Los Angeles Comment
  SBBG9011  Achyrachaena mollis J. Takara 1991-4-26 Los Angeles E of isthmus, along main rd; adjacent to uphill side of rd Comment
  SD37780  Acmispon americanus Edith A. Purer 1935-5-11 6574 Los Angeles Malibou Road, Santa Monica Mountains Comment
  CAS-BOT-BC204756  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-4 7252 Los Angeles China Point, Pyramid Cove, San Clemente Island Comment
  UC864283  Acmispon argophyllus var. argenteus John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island. Comment
  CAS-BOT-BC204897  Acmispon dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove Comment
  SBBG67984  Acmispon maritimus var. maritimus R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  SBBG82018  Acmispon strigosus S. A. Junak 1998-5-2 SCa 640 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  SFV1853  Acmispon strigosus P. G. Kilburn 1958-4-12 714 Los Angeles San Gabriel Mountains Soledad Canyon, 0.5 miles south of junction with U. S. Highway 6. 900 Comment
  UCR256568  Acmispon strigosus Anuja Parikh, Nathan Gale 2011-6-27 3508 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  LA201183  Acmispon wrangelianus O. H. Kappler; 1941-5-8 270 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  SD69688  Acourtia microcephala Robert F. Thorne, P. Everett 1965-6-22 34890 Los Angeles Santa Catalina Island; upper end of Avalon Canyon along road. 214 Comment
  SFV16896  Acourtia microcephala J. N. Hogue 1997-6-22 s. n. Los Angeles Pasadena, near Rose Bowl. 300 Comment
  CAS-BOT-BC133192  Adenostoma fasciculatum Alice Eastwood 1917-7-20 6506 Los Angeles Santa Catalina Island Comment
  LA34176  Adenostoma fasciculatum Peter H. Raven; Henry J. Thompson 1959-5-3 14080 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  LA52120  Adenostoma fasciculatum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA156036  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA670168  Adenostoma fasciculatum Joseph M. Keefe 2001-3-19 31139 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
  RSA710275  Adenostoma fasciculatum A. C. Sanders, Mark A. Elvin 2003-8-7 27152 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  POM274967  Adenostoma fasciculatum var. fasciculatum Cora W. Benson 1929-1-21 s.n. Los Angeles Hollywood Hills 91 Comment
  SBBG31287  Adenostoma fasciculatum var. fasciculatum R. F. Thorne with P. C. Everett 1965-5-10 Los Angeles S slope of Black Jack Mtn, a few hundred ft below summit 487 Comment
  LA34177  Adenostoma sparsifolium Peter H. Raven; Henry J. Thompson 1959-9-20 14492 Los Angeles 304 Comment
  UCR67908  Adenostoma sparsifolium Waldo Abbott 1957-1-6 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Lake Sherwood area 430 Comment
  SEINET3861129 Image available Adiantum capillus-veneris Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  RSA85007  Adiantum jordanii F. W. Peirson 1921-4-3 2393 Los Angeles Pacoima Canyon, W end of San Gabriel Mtns. 534 Comment
  CAS-BOT-BC65632  Adiantum jordanii Marcus E. Jones 1926-3-13 s.n. Los Angeles Santa Ana Canyon Comment
  POM18213  Adiantum jordanii P. A. Munz 1923-4-10 6714 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA651159  Adiantum jordanii Hurley, Witt, Smith, Prieur, Goebel 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  UCR53151  Aegilops ovata B. Lennart Johnson 1964-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  UCR255780  Ageratina adenophora R. G. Swinney 2010-4-15 12269 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  SBBG66204  Agoseris grandiflora R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  POM6208  Agoseris grandiflora var. grandiflora Fred Cox 1916-4-15 s.n. Los Angeles Mts above Claremont. Johnson's Pasture. Comment
  RSA579320  Agoseris retrorsa Timothy S. Ross 1994-5-31 7975 Los Angeles W slope, ca 860 m WSW of the 7124-ft summit 2072 Comment
  RSA618671  Agrostis exarata L. C. Wheeler 1966-8-21 8834 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  CDA28154  Agrostis stolonifera Gorton Jun 1940 s.n. Los Angeles Los Angeles. 0 Comment
  LA10257  Agrostis stolonifera Marjorie Bowler; 1937-10-21 69 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village 114 Comment
  SEINET3480393  Albizia julibrissin Unknown Unknown Los Angeles Los Angeles, Los Angeles Comment
  LA212439  Albizia lophantha Jack Pepper; 1953-2-11 s.n. Los Angeles Comment
  UCR178931  Alisma triviale R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  UCR95743  Allium fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA704237  Allium fimbriatum var. fimbriatum Gary D. Wallace, Ann Hiller 1983-5-18 2039 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E 945 Comment
  SD41980  Allium fimbriatum var. fimbriatum Darley F. Howe 1947-5-5 1531 Los Angeles Between Palmdale and Littlerock. Comment
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  CAS-BOT-BC472001  Allium lacunosum var. davisiae C. Epling; L. Ellison 1930-4-17 s.n. Los Angeles Palmdale 10 Comment
  RSA632857  Allium monticola Robert F. Thorne, Robert Frampton 1971-6-27 40985 Los Angeles San Gabriel Mountains: Angeles National Forest, East slope West Baldy Peak, along trail from bowl. 2743 Comment
  POM9941  Allium peninsulare var. peninsulare F. W. Peirson 1919-7-1 509 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  RSA367125  Allium praecox M. B. Dunkle 1939-4-4 s.n. Los Angeles San Clemente Island: Chenetti Canyon. Comment
  JEPS69358  Allophyllum divaricatum Frank W. Peirson 1918-10-26 293 Los Angeles Big Dalton Canyon San Gabriel Mts., Big Dalton Canyon 762 Comment
  SEINET13203286 Image available Allophyllum divaricatum R. G. Swinney 2011-1 15454 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  UCR51985  Allophyllum divaricatum Steve Boyd, T. S. Elias 1987-4-14 2070 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  UCR191535  Allophyllum gilioides R. G. Swinney 1998-7-8 6309 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA733036  Allophyllum gilioides subsp. violaceum R. G. Swinney 1998-7-8 6328 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA452776  Alnus rhombifolia N. R. Zabriskie, W. M. Zabriskie 1969-1-26 171 -a Los Angeles The most northwest of a group of ten trees in the north section of Garfield Park opposite middle of 700 block stratford avenue Comment
  UCR150451  Alnus rhombifolia R. G. Swinney 1999-6-21 7357 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR206501  Amaranthus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36962 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
  SBBG72674  Amaranthus blitoides R. Hoffmann 1927-6-11 Los Angeles near Castaic Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  RSA0048592  Amaranthus graecizans Lee Haines 1949-7-22 s.n. Los Angeles Canoga Park. Comment
  RSA416872  Amblyopappus pusillus Blanche Trask 1900-03 3693 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA709753  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. 2 Comment
  UCR273225  Ambrosia acanthicarpa R. G. Swinney 2011-10-18 15822 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
Read comments
Aug 24 2017
  CAS-BOT-BC13717  Ambrosia chamissonis Carl B. Wolf 1932-5-12 3594 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  CAS-BOT-BC13723  Ambrosia chamissonis Le Roy Abrams; Ira L. Wiggins 1931-7-6 358 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  SDSU157  Ambrosia chamissonis R. M. Beauchamp 1967-3-19 333 Los Angeles San Clemente Island. Comment
  RSA158275  Ambrosia chamissonis Peter H. Raven 1962-7-10 17957 Los Angeles On big dune at Northwest end of San Clemente Island Comment
  RSA301944  Ambrosia chamissonis J. R. Shevock 1972-9-16 2277 Los Angeles Point Dune. 3 Comment
  POM126810  Ammannia coccinea Anstruther Davidson 1902-5-30 1913 Los Angeles Bixby Slough [Harbor Lake/Harbor Park near Long Beach] Comment
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May 28 2010
  RSA415298  Amorpha californica G. R. Johnstone 1931-5-3 s.n Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA415279  Amorpha californica var. californica James Clizbe 1930-5-6 16060 Los Angeles Nichols Canyon. Comment
Read comments
Jun 10 2012
  POM3975  Amsinckia eastwoodiae Anonymous 1891-3-20 3975 Los Angeles Alhambra Comment
  CATA1049  Amsinckia intermedia Mark L. Hoefs 1995-5-10 1980 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SEINET1004486  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-1 29441 Los Angeles Western San Gabriel/ Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SEINET4070712  Amsinckia intermedia R. Moran 1941-1 569 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UCR138133  Amsinckia intermedia L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  UCR261139  Amsinckia intermedia R. G. Swinney 2010-2-27 11727 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UC1871156  Amsinckia menziesii var. menziesii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4930 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR71269  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4356 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UCR102533  Amsinckia tessellata George K. Helmkamp 1997-3-6 1349 A Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCSB7342  Amsinckia tessellata Wedberg, H. 1957-4-20 Los Angeles Soledad Canyon, Hwy 6 Comment
  RSA728776  Amsinckia tessellata var. gloriosa Gary D. Wallace 1979-4-19 1695 Los Angeles Near W end of Lancaster Rd. Comment
  RSA465146  Anagallis arvensis T. S. Clare 1929-4-7 s.n. Los Angeles Topanga Canyon. Comment
  SBBG12824  Anagallis arvensis E. R. Blakley 1962-10-5 5453 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  RSA535879  Anagallis arvensis Tim S. Ross 1991-9-1 5893 Los Angeles Santa Ana Mountains. Near Mulholland Highway x Yerba Buena Road. 427 Comment
  RSA593457  Ancistrocarphus filagineus Steve Boyd 1996-4-24 8638 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
  RSA0025349  Androsace elongata subsp. acuta Anuja Parikh, Nathan Gale 2011-6-7 3421 Los Angeles WTR, E. Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. 1028 Comment
  POM2018  Anemopsis californica Edwin T. Brink 1900-06 89 Los Angeles North of Claremont. 366 Comment
  RSA0073121  Anemopsis californica Mark L. Hoefs 1995-5-16 2027 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors. 104 Comment
  SD231189  Anisocoma acaulis Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 68 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (road N) on the N side of the San Gabriel Mountains; Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  HSC101355  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA674729  Anthriscus caucalis Scott D. White, P. De Vries 2000-5-18 7917 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  POM4238  Antirrhinum coulterianum W. R. Dudley, F. H. Lamb 1896-6-9 4394 Los Angeles Kings Canyon, Liebre Mts. Comment
  SBBG83174  Antirrhinum coulterianum R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  POM354841  Antirrhinum coulterianum Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon. 823 Comment
  RSA135187  Antirrhinum multiflorum Peter H. Raven 1960-5-21 15392 Los Angeles Triunfo Canyon. Santa Monica Mountains. 259 Comment
  SFV6493  Antirrhinum multiflorum T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 Los Angeles Santa Susana Mountains Along sandstone ridge just west of junction of main ridge road with Brown Canyon Road. 1067 Comment
  POM354877  Antirrhinum multiflorum Anstruther Davidson 1893-6-12 s.n. Los Angeles [Unspecified] 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
  SBBG12407  Antirrhinum nuttallianum subsp. subsessile P. H. Raven 1962-4-12 17325 Los Angeles near foot of cyn S of cyn below the Tomb 137 Comment
  UC440441  Apiastrum angustifolium H. Anderson, Carl Epling 1930-5-30 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR125625  Apiastrum angustifolium A. C. Sanders 2003-5-26 26856 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA589228  Apocynum cannabinum T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2912 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  UCSB4908  Apocynum cannabinum Wedberg, H. 1958-7-3 Los Angeles About 5 mi. below Crystal L., San Gabriel Mtns. Comment
  SBBG71702  Aquilegia formosa R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UCR256560  Aquilegia formosa Anuja Parikh, Nathan Gale 2011-7-15 3561 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  UCR189966  Arabis platysperma R. G. Swinney 1998-8-31 6870 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  RSA250333  Arabis platysperma var. platysperma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42255 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  RSA725073  Arabis pulchra var. pulchra Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -95 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR259648  Arbutus menziesii R. G. Swinney 2010-8-16 13566 Los Angeles San Gabriel Mountains, c. 1.0 mile NW of Chantry Flats on north side of Winter Creek Trail 768 Comment
  RSA629097  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20221 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA177893  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-11 34669 Los Angeles near road to Hay Press; Santa Catalina Island. 457 Comment
  RSA626807  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22099 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626811  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22094 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  POM367279  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson 1892-5-29 1770 Los Angeles Wilson's Peak Comment
  UCSB4775  Arctostaphylos glandulosa subsp. mollis Decker, Helen 1946-4-14 Los Angeles South slope of Arroyo Seco Canyon Switzer's Camp, Arroyo Seco Canyon, San Gabriel Mountains 1036 Comment
  CHSC100400  Arctostaphylos glauca John Dittes; Josephine Guardino 2008-2-23 1509 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA609268  Arctostaphylos glauca L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA631421  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15984 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631454  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16038 Los Angeles Ridge Route, 12 km south of Liebre Gulch turnoff. 950 Comment
  RSA631514  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15664 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631520  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15655 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631528  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15991 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631569  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15998 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  UCSB9355  Arctostaphylos glauca Lloyd, Robert 1959-2-22 Los Angeles 1/2 mile below dam in San Dimas Canyon, stream bed on west side of San Dimas Canyon Road; San Gabriel Mt. Range; Pacific Ocean drainage area 365 Comment
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Jan 30 2015
  RSA634759  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22013 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634804  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20593 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634836  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22036 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634853  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20578 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA634933  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20254 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635113  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20421 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635127  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20288 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635248  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20646 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA730396  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  UCR204028  Arctostaphylos patula R. G. Swinney 2001-9-15 8152 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  RSA230730  Argemone munita Robert F. Thorne, M. Z. Thorne 1969-7-9 38487 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  UCR128003  Argemone munita Mark A. Elvin, Kim Marsden, Cathleen Wiegand 2003-8-15 3006 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  RSA15525  Argemone munita Carl B. Wolf 1928-5-13 2184 Los Angeles 1/2 way between Castaic and Sandbergs. Comment
  SD79018  Artemisia californica R. Mitchel Beauchamp 1967-1-27 105 Los Angeles San Clemente Island, east of Wilson Cove Comment
  SEINET13386998 Image available Artemisia douglasiana R. G. Swinney 2011-1 15662 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. (Chilao Flat 7.5' Q.) (T3N R12W S35) 1073 Comment
  UCR108406  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  CAS-BOT-BC90334  Artemisia douglasiana Grant 1902-8-11 5042 Los Angeles Elysian Peak, Los Angeles Comment
  CAS-BOT-BC93870  Artemisia dracunculus Peter H. Raven 1957-9-21 11318 Los Angeles Hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  UCR24341  Artemisia tridentata John C. Roos 1937-8-11 2527 Los Angeles Newhall Comment
  UC91249  Artemisia tridentata subsp. parishii S. B. and W. F. Parish 1881-1-1 1065 Los Angeles Newhall Comment
  RSA589095  Artemisia tridentata subsp. tridentata Orlando Mistretta 1994-9-13 1462 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA478871  Arthrocnemum subterminale F. R. Fosberg 1930-6-30 S 3057 Los Angeles Del Rey 1 Comment
  SFV18748  Arthrocnemum subterminale J. N. Hogue 2003-10-11 208 .2 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  RSA385369  Arundo donax Robert Gustafson 1981-4-14 2184 Los Angeles Ballona Wetlands, Area 3. Comment
  CATA3344  Arundo donax var. versicolor Julie L. King 2017-4-4 69 Los Angeles Santa Catalina Island: Behind Bahia Azul, a beach campground along SE corner of Isthmus Cove 0 Comment
  RSA0104736  Asclepias eriocarpa Scott D. White, Justin Wood 2008-6-4 12052 Los Angeles Puente Hills: SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25. 335 Comment
  LA50696  Asclepias fascicularis W. O. Griesel; 1936-6-16 sn Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Rd. near Mulholland. Comment
  RSA0104711  Asclepias vestita Orlando Mistretta, Christine Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  CAS-BOT-BC68858  Aspidotis californica John Thomas Howell 1928-2-9 3324 Los Angeles San Gabriel Mts. - On trail between Sierra Madre and Santa Anita Canyon Comment
  LA94120  Aspidotis californica Lawrence L. Kiefer; 1966-3-27 1814 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  CAS-BOT-BC65786  Aspidotis californica 1903-4-1 s.n. Los Angeles Santa Anita Caves, Southern Calif. Comment
  RSA0048389  Astragalus antisellii A. Lee Haines 1964-5-8 s.n. Los Angeles Woodland Hills. 304 Comment
  RSA230738  Astragalus bicristatus R. F. Thorne, M. Z. Thorne 1969-7-9 38542 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA2063  Astragalus brauntonii Ernest Braunton 1928-06 1006 Los Angeles Monrovia, 30 miles east of type locality 457 Comment
  UCR186849  Astragalus brauntonii Naomi Fraga, Janell Cassianni, T. Thibault 2006-5-10 1679 Los Angeles Western Transverse Range; Santa Monica Mtns., open fuel break near trail edge on Temescal Ridge 305 Comment
  CAS-BOT-BC182305  Astragalus didymocarpus var. didymocarpus Ira L. Wiggins 1966-4-23 20629 Los Angeles Roadside along E side of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. [Mohave] Mojave Desert Comment
  SEINET7047891  Astragalus douglasii Steven R. Hill, Kate Kramer 2001-4-22 33339 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. Elevation about 2640 feet. Comment
  JEPS54902  Astragalus douglasii var. douglasii W. L. Jepson 1939-4-21 19232 Los Angeles Fairmont Mohave Desert (Mohave Desert) 847 Comment
  RSA596973  Astragalus leucolobus R. G. Swinney 1996-5-27 4864 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  SBBG12333  Astragalus miguelensis P. H. Raven 1962-4-11 17298 Los Angeles sandy beach behind Northwest Harbor 6 Comment
  POM1740  Astragalus pomonensis I. M. Johnston 1918-4-21 1852 Los Angeles Deer Canon Wash near Etiwanda. 396 Comment
Read comments
Feb 20 2017
  UC574564  Astragalus preussii var. laxiflorus A. Davidson Los Angeles Antelope Valley Comment
  POM128983  Astragalus trichopodus F. M. Reed 1909-7-2 2808 Los Angeles Pebbly Beach Road, Santa Catalina Island 15 Comment
  SFV15581  Astragalus trichopodus R. K. Stachelek 1992-4-14 26 Los Angeles Santa Susana Mountains Los Angeles, Northridge. About 120 feet from entrance of Eddleston Park on Reseda Blvd. 400 Comment
  POM2564  Astragalus trichopodus P. A. Munz 1918-4-19 2273 Los Angeles Pomona Comment
  RSA415738  Astragalus trichopodus var. lonchus E. A. Purer, Freda Detmers 1931-3-12 s.n Los Angeles Palos Verdes Hills. Comment
  SBBG39232  Astragalus trichopodus var. lonchus R. Moran 1941-2-23 640 Los Angeles NW of Wilson's Harbor [Emerald Cove], vicinity of Johnson's Landing 30 Comment
  UC397229  Astragalus trichopodus var. lonchus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 74 -6262 Los Angeles Santa Catalina Island Santa Catalina Island (Pacific Ocean) Comment
  JEPS79820  Astragalus trichopodus var. phoxus I. W. Clokey and B. C. Templeton 1930-4-8 4647 Los Angeles San Francisquito Canyon 800 Comment
  RSA131033  Astragalus trichopodus var. phoxus Percy C. Everett 1959-6-2 23844 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA188193  Atriplex californica R. F. Thorne, P. Everett 1965-6-23 34398 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  RSA588037  Atriplex canescens subsp. canescens Orlando Mistretta 1994-9-27 1504 Los Angeles Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1158 Comment
  RSA596211  Atriplex canescens subsp. canescens T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3387 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  CAS-BOT-BC168279  Atriplex canescens var. canescens A. D. E. Elmer 1902-6-1 3647 Los Angeles Lancaster Comment
  SBBG128211  Atriplex coulteri M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3174 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  CAS-BOT-BC170118  Atriplex lentiformis Charles Piper Smith 1910-8-5 2307 Los Angeles Santa Monica Comment
  SDSU5515  Atriplex lentiformis R. M. Beauchamp 1967-1-29 160 Los Angeles San Clemente Island. Comment
  UC7095  Atriplex lentiformis subsp. lentiformis Dr. H. E. Hasse Sept. 1895 Los Angeles Santa Monica Comment
  UCR138521  Atriplex lentiformis subsp. lentiformis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road 610 Comment
  UCR24119  Atriplex nummularia John C. Roos 1937-9-2 2555 Los Angeles Playa del Rey Comment
  CAS-BOT-BC176357  Atriplex parryi Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  RSA124914  Atriplex phyllostegia A. G. O Berg 1956-3-28 72 Los Angeles 4 miles S of Kerman, 2 miles W of Madera Road along apron of American R in alkali sink community. Comment
  POM646  Atriplex rosea I. J. 1917-5-30 s.n. Los Angeles South of Ontario. 183 Comment
  UCD97669  Atriplex rosea Daryl Koutnik 1978-9-3 s.n. Los Angeles northwest of the junction of Saticoy and Winnetka in the San Fernando Valley. 243 Comment
  CATA342  Atriplex semibaccata Mark L. Hoefs 1973-7-20 383 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  RSA594198  Atriplex semibaccata Steve Boyd, Lauren Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UC284147  Atriplex semibaccata P. A. Munz 1923-4-12 6783 Los Angeles Wilson's Cove San Clemente Island, Wilson's Cove (bluffs) Comment
  SBBG98648  Atriplex semibaccata T. Ross 1991-5-20 5355 Los Angeles un-named knoll ca. 5100 ft S of Wilson Cove settlement, gradual N slope 2750 ft NNW of the 750' Benchmark 217 Comment
  SBBG131491  Atriplex watsonii S. A. Junak 1996-4-15 SCI 341 Los Angeles 0.29 mi NW of light at China Pt, overlooking first small cove W of China Pt Peninsula 30 Comment
  CAS-BOT-BC146037  Avena barbata Geo. B. Grant 1904-4-16 87 Los Angeles Los Angeles. Comment
  LA11001  Avena barbata A. M. Johnson; 1933-4-18 4199 Los Angeles Botanical Garden, University of California, Los Angeles Comment
  RSA650454  Avena barbata A. E. Hersh 1950-8-3 s.n. Los Angeles UCLA campus. curbstone Hilgard Ave. before Botanic Garden entrance 61 Comment
  UCR271756  Avena barbata R. G. Swinney 2011-3-26 14232 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
  HSC9011  Avena fatua John Warner Hosking 1964-10-26 Los Angeles El Camino College Comment
  POM21190  Avena fatua P. A. Munz 1923-4-8 6619 Los Angeles San Clemente Island, on west coast. Comment
  SEINET3127986  Avena fatua G. B. Grant 1905-4-10 86 Los Angeles Pasadena Comment
  IRVC26110  Azolla filiculoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27137 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA0034488  Azolla filiculoides Philip R. Brown 1970-9-24 s.n. Los Angeles Canon de Lana, L.A. Pierce College, Woodlamd Hills. 274 Comment
  CHSC35882  Baccharis emoryi James Henrickson 1973-1-1 8113 Los Angeles Santa Catalina Island, 2 air miles WNW of Avalon. Comment
  RSA599739  Baccharis pilularis L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  SFV12662  Baccharis pilularis M. H. Grayum, D. L. Koutnik 1977-11-25 897 Los Angeles San Gabriel Mountains Roadfill along Placerita Canyon Road. 572 Comment
  SD50762  Baccharis plummerae Darley F. Howe 1959-11-8 2822 Los Angeles Topanga Canyon; 3 miles from mouth. Comment
  RSA624053  Baccharis salicifolia L. C. Wheeler 1967-5-23 9695 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR223702  Baccharis salicifolia R. G. Swinney 2009-6-12 11113 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  JEPS30432  Baccharis salicifolia subsp. salicifolia Peter H. Raven and Henry J. Thompson 1959-10-18 14664 Los Angeles at mouth of Topanga Canyon Santa Monica Mountains 4 Comment
  UC71918  Baccharis salicina W. A. Setchell 1896-12-1 Los Angeles Los Angeles Comment
  CAS-BOT-BC100022  Balsamorhiza deltoidea Timothy S. Ross; Steve Boyd 1994-6-23 8033 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  RSA599324  Balsamorhiza deltoidea Steve Boyd, Lauren Raz 1997-3-26 9379 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 1311 Comment
  RSA569418  Barbarea orthoceras B. C. Templeton 1933-5-15 5119 Los Angeles Jackson Lake, Big Pines Park 1828 Comment
  UCR219481  Bebbia juncea R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA435912  Berberis nevinii Anstruther Davidson 1893-5-1 s.n. Los Angeles San Fernando Comment
  SBBG52912  Bergerocactus emoryi F. C. Boutin 1967-4-23 1697 Los Angeles near Eel Pt Comment
  UC557626  Bergerocactus emoryi Nell Murbarger 1936-3 92 Los Angeles San Clemente Island Comment
  SBBG59656  Berula erecta R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA0049480  Bidens pilosa Richard G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA683192  Bituminaria bituminosa Scott D. White 2003-10-14 9827 Los Angeles Foothills above Sierra Madre; LA Dept. of Public Works Auburn debris basin, above the north terminus of Auburn Ave. (Mt. Wilson) 396 Comment
  UCR197174  Bloomeria crocea Valerie Soza, LeRoy Gross 2001-5-9 1204 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  POM559  Boechera californica P. A. Munz 1918-3-23 2001 Los Angeles Wash near Palmer s Canyon. North of Claremont. Comment
  UC314532  Boechera repanda Marcus E. Jones, A. M. 1926-7-8 Los Angeles San Antonio Peak Comment
  UCR118597  Bolboschoenus maritimus subsp. paludosus David Charlton, Lew Heide 1991-9-19 5601 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  UC1861739  Borago officinalis Scott D. White, John Green 2004-4-23 10227 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CATA1398  Bothriochloa barbinodis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2540 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  SEINET3128293  Bothriochloa barbinodis G. B. Grant 41 Los Angeles Pasadena Comment
  SEINET11166924 Image available Bougainvillea spectabilis Unknown 1988-10-23 Los Angeles Long Beach Comment
  OBI9012  Bowlesia incana Robert J. Rodin 1953-5-2 5814 Los Angeles Catalina Island. Cyn behind Whites Cove Comment
  SBBG119066  Boykinia rotundifolia S. D. White 2004-7-28 10660 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy; T2N R12W S8 976 Comment
  UCR281595  Brassica geniculata R. G. Swinney 2014-6-5 16699 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0089139  Brassica nigra R. G. Swinney 2010-5-7 12595 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA482926  Brassica rapa Robert M. Perkins 1935-3-20 s.n. Los Angeles Los Angeles. Comment
  SD31168  Brassica rapa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC100413  Brickellia californica F. A. M. 1936-3-25 14559 Los Angeles Highway Coyote Wells to Jacumba San Diego Co. Comment
  UC894168  Brickellia californica Ezra C. Knopf 195 Los Angeles Santa Catalina Island Comment
  UCR61056  Brickellia californica R. G. Swinney 1989-11-24 1493 Los Angeles San Gabriel Mtns, San Gabriel Mountains, vicinity Glendora Wilderness Park, Big Dalton Canyon Road Comment
  UCSB17664  Brodiaea capitata Judy Ensign 1963-4-7 40 Los Angeles collected 50 yds N of Natoma Drive in Woodland Hills Natoma Drive 243 Comment
  UCR180362  Bromus arenarius Scott D. White, Pam Devries 2006-5-9 11408 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  SD52846  Bromus arizonicus Peter H. Raven 1962-4-9 17126 Los Angeles San Clemente Island, near barracks, Wilson Cove. 60 Comment
  CAS-BOT-BC149185  Bromus carinatus var. carinatus S. B. Parish 1895-5-1 s.n. Los Angeles Antelope Valley. Comment
  UC1605463  Bromus carinatus var. carinatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5070 Los Angeles San Clemente Island, Lower Wilson Cove Canyon, sw of and above pier operations Lower Wilson Cove Canyon; San Clemente Island, Lower Wilson Cove Canyon 15 Comment
  UCR272359  Bromus carinatus var. carinatus R. G. Swinney 2011-6-20 15226 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  POM112740  Bromus diandrus George B. Grant 1903-04 127 a Los Angeles Pasadena. Comment
  RSA0057930  Bromus diandrus Richard G. Swinney 2010-3-18 11989 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR205056  Bromus diandrus R. G. Swinney 2008-3-31 8590 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  SBBG17102  Bromus hordeaceus M. Vincent 1962-5-25 255 Los Angeles Piume Rd, 2 mi E of Malibu Cyn Rd Comment
Read comments
Apr 1 2014
  UCD58706  Bromus hordeaceus Geoffrey Levin 1975-5-25 653 Los Angeles Blanchard Park. Pomona College. Claremont. 335 Comment
  UCR106290  Bromus hordeaceus B. G. Pitzer 1996-5-5 2863 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA716913  Bromus inermis subsp. inermis LeRoy Gross, Bruce Campbell 2006-6-29 2545 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  SBBG131660  Bromus madritensis S. A. Junak 1999-5-20 SCa 944 Los Angeles just S of Cottonwood-Black Jack Rd 304 Comment
  SBBG131946  Bromus madritensis S. A. Junak 2000-5-18 SCa 1292 Los Angeles above Goat Harbor, N-facing slope, upslope from Ironwood Grove 304 Comment
  CATA937  Bromus madritensis subsp. rubens Mark L. Hoefs, Robert Given 1992-4-16 1800 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  CHSC99442  Bromus madritensis subsp. rubens LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 a Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 823 Comment
  RSA177678  Bromus rubens R. F. Thorne, Percy C. Everett 1965-5-10 34454 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  RSA533417  Bromus rubens Timothy S. Ross 1991-4-21 4526 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  UCR273762  Bromus tectorum R. G. Swinney 2011-5-10 14635 B Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA127932  Buddleja saligna P. H. Raven, Henry J. Thompson 1958-10-11 137961 Los Angeles Saddle Peak, 0.3 miles south of junction of roads at summit., Lat N 34 , 05 ; Long. 118 39 W. 732 Comment
  HSC6606  Cakile maritima Jack Rockwell 1962-4-18 32 Los Angeles 2 mi. S of Playa Del Rey Comment
  UCR200124  Calandrinia breweri Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 770 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  UCR280690  Calandrinia breweri R. G. Swinney 2014-5-27 16678 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA752799  Calandrinia ciliata R. F. Thorne 1980-4-25 54125 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA529309  Calandrinia ciliata Timothy S. Ross 1991-4-8 4464 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  CATA3500  Calocedrus decurrens Benjamin J. Dion, Julia Parish 2018-1-18 001 Los Angeles Santa Catalina Island: Interior; south of Middle Ranch Road near the intersection of Middle Ranch Road and Skull Ridge Road in the Middle Middle Canyon watershed 308 Comment
  RSA377241  Calochortus albus Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 610 Comment
  CAS-BOT-BC132280  Calochortus catalinae Crawford; Hiatt 1916-3-28 568 Los Angeles Santa Monica Mts. Comment
  RSA172730  Calochortus catalinae Mark Parratt 1963-4-28 529 Los Angeles Isthmus area, Santa Catalina Island. Comment
  RSA177699  Calochortus catalinae Robert F. Thorne, Percy C. Everett 1965-5-10 34464 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  RSA377301  Calochortus catalinae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Ridge W. of Mandeville Canyon, [Santa Monica Mountains] 400 Comment
  CAS-BOT-BC132344  Calochortus clavatus Peter H. Raven 1960-5-21 15399 Los Angeles Cornell Corners 243 Comment
  RSA369025  Calochortus invenustus Anstruther Davidson s.n. Los Angeles Mt. Baldy, San Gabriel Mountains., Los Angeles/San Bernardino County. 2744 Comment
  RSA549489  Calochortus invenustus Timothy S. Ross, Steve Boyd 1990-6-18 3476 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  CAS-BOT-BC483411  Calochortus invenustus Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38903 Los Angeles Canyon above Angeles Crest Highway, c. 1 mile west of Vincent Gap at the one of headwaters of east fork Big Rock Creek north face Mt. Baden-powell, Angeles National Forest, San Gabriel Mountains 2331 Comment
  UCR189388  Calochortus kennedyi R. G. Swinney 1998-6-12 6185 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
  RSA369034  Calochortus plummerae M. B. Dunkle 1933-7-11 3636 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA68638  Calochortus plummerae Frank W. Peirson 1918-6-12 8 Los Angeles Burnt area in hills east of Rubio Canyon, San Gabriel Mountains. Comment
  UCR192956  Calochortus plummerae Dan S. Cooper 2008-5-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, along footpath up ridge just above Sunset Ranch Stables, Los Angeles 335 Comment
  UCR119333  Calyptridium monandrum B. G. Pitzer 1998-5-12 3686 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
  SBBG58095  Calystegia macrostegia R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  LA50079  Calystegia macrostegia subsp. cyclostegia Goerge R Smart; 1952-6-29 14 Los Angeles Santa Monica Mountains, Latigo Canyon, W slope of canyon on road cut at E side of road 304 Comment
  RSA394874  Calystegia macrostegia subsp. intermedia Robert Gustafson 1981-5-15 2224 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA653471  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 748 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  UCR98728  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-1 9679 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA647970  Camissonia Michelle Manolovitz, Brian Manolovitz 1992-5-12 18 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet northwest of park office. Comment
  UCR206131  Camissonia bistorta A. C. Sanders, T. B. Salvato 2009-5-29 37051 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA647978  Camissonia bistorta Michelle Manolovitz, Brian Manolovitz 1992-5-5 11 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA187624  Camissonia boothii subsp. decorticans Joseph A. Ewan 1930-5-17 5508 Los Angeles Pico Canyon above Newhall. 549 Comment
  UCR220183  Camissonia californica R. G. Swinney 2009-4-7 10292 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UC1929643  Camissonia campestris subsp. campestris Scott D. White 2003-6-8 9512 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  RSA72263  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1951-2-7 789 Los Angeles Long Beach Comment
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Jan 30 2012
  RSA775132  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-6-7 5268 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA0055780  Camissonia hirtella R. G. Swinney 2010-4-28 12427 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
  UCR100607  Camissonia hirtella B. G. Pitzer 1996-5-5 2855 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA448976  Camissonia hirtella H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills. Comment
  UCR194857  Camissonia pallida Stephen Reynolds 2008-4-16 s.n. Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, at base of a side canyon 1120 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
  UCR259602  Camissonia strigulosa R. G. Swinney 2010-5-11 12625 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UC20429  Camissoniopsis bistorta J. H. Barber 1897-3-28 100 Los Angeles Santa Monica Canyon Comment
  LA46792  Camissoniopsis hirtella Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  JEPS31771  Camissoniopsis ignota Frank W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  RSA783077  Camissoniopsis pallida subsp. pallida Pam De Vries 2011-5-4 7767 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita). 502 Comment
  PASA394  Capsella bursa-pastoris Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Comment
  UCR13469  Cardamine californica O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  POM399  Cardamine californica var. californica I. M. Johnston 1283 Los Angeles San Gabriel Wash 152 Comment
  RSA484619  Cardamine californica var. californica E. Crow 1929-2-17 156 Los Angeles mouth of Big Dalton Canyon Comment
  RSA187724  Cardamine californica var. integrifolia R. F. Thorne 1966-4-7 35962 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  UC53945  Cardionema ramosissimum Ernest Braunton 1902-5-25 347 Los Angeles Redondo Comment
  RSA772200  Carex R. G. Swinney 2009-5-27 10874 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
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Sep 12 2018
  UCR209540  Carex R. G. Swinney 2008-7-2 9125 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
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Sep 12 2018
  UCR102372  Carex abrupta L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mtns., E fork of Alder Creek off Big Tujunga, below Charlton Flat; future dam site Comment
  CAS-BOT-BC17670  Carex alma F. R. Fosberg; Joseph Andorfer Ewan 1931-8-13 4897 Los Angeles San Gabriel Mountains. Big Cienega above Crystal Lake. 1981 Comment
  SEINET7549355 Image available Carex alma Tim Ross, Steve Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. Valyermo 7.5' USGS quadrangle. 1236 Comment
  RSA729437  Carex aurea R. G. Swinney 1998-7-14 6421 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  SBBG119547  Carex bolanderi V. Soza, L. Gross 2000-6-13 996 Los Angeles spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Cyn, ca. 0.8 mi along trail from Buckhorn Flat trailhead 1844 Comment
  CAS-BOT-BC32087  Carex multicaulis LeRoy Abrams 1901-7-1 1885 Los Angeles West Fork of San Gabriel Riv. Comment
  RSA729923  Carex multicaulis R. G. Swinney 1999-7-5 7528 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
  RSA600628  Carex pellita L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mountains: Big Pines; Headwaters of Mescal Creek. 2043 Comment
  RSA88805  Carex phaeocephala F. W. Peirson 1922-7-21 4267 Los Angeles north slope of Mt. Antonio, San Gabriel Mts., line between Los Angeles and San Bernardino counties 2988 Comment
  RSA158719  Carex tumulicola Peter H. Raven 1962-4-10 17239 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  RSA549914  Carpobrotus chilensis Peter L. Morrell, O. Mistretta, L. Arsneth 1992-4-4 125 Los Angeles San Clemente Island. WNW-facing slope, approx. 2 km SSW of Wilson Cove on W Side of Island. 20 Comment
  UCR91364  Carpobrotus edulis Scott D. White 1995-3-15 2569 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  LA51999  Castilleja affinis Peter H. Raven; 1960-5-15 15357 Los Angeles SANTA MONICA MOUNTAINS1, Piuma Road 2.1 mi. E of Rambla Pacifica. 487 Comment
  RSA448679  Castilleja applegatei subsp. martinii Louis C. Wheeler 1932-4-2 550 Los Angeles Head of Mandeville Canyon, Santa Monica Mts. 457 Comment
  RSA448690  Castilleja applegatei subsp. martinii Fordyce Griffiths Jr. 1910-07 3411 Los Angeles Hill and Mountain sides, San Gabriel Mountains. Comment
  UCSB5972  Castilleja exserta subsp. exserta Krogen, Roger 1957-1 Los Angeles Hasley Canyon; 2 mi. NW of HWY 99; 2 mi. S of Castaic Comment
  UC1211049  Castilleja foliolosa Huron H. Smith 1912-5-31 5056 Los Angeles Pebble Beach Road, Santa Catalina Island; Santa Catalina Island 7 Comment
  RSA0035860  Castilleja minor subsp. spiralis R. G. Swinney 2009-11-9 11588 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA593400  Castilleja minor subsp. spiralis Steve D. Boyd, Orlando Mistretta 1996-5-23 8821 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA727614  Castilleja plagiotoma R. G. Swinney 1998-4-14 6023 Los Angeles San Gabriel Mtns./Southern Mojave Desert: mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream. 1476 Comment
  UCR138503  Castilleja plagiotoma L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Blue Ridge 2241 Comment
  UC1012095  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles e of Gorman (Route 99) 1127 Comment
  UC479213  Caulanthus amplexicaulis Marcus E. Jones, A. M. 1931-6-28 28882 Los Angeles San Antonio Peak Comment
  RSA776482  Caulanthus amplexicaulis var. amplexicaulis Jane Tirrell, Graham Bothwell 2011-7-25 LS- 34 Los Angeles On crest of ridge, approximately 0.5 mile east of Windy Gap. 2434 Comment
  SBBG70254  Caulanthus cooperi R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC1595473  Caulanthus cooperi Tim Ross 1992-4-4 6090 Los Angeles Adobe Mtn Adobe Mtn Quad., sw Mojave Desert, Adobe Mountain 926 Comment
  UCR280779  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR282194  Caulanthus heterophyllus D. E. Bramlet 2011-4-27 4811 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, south Big Tujunga Reservoir 915 Comment
  RSA618771  Caulanthus inflatus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road. Comment
  UCR108342  Caulanthus inflatus L. C. Wheeler 1973-4-20 S.N. Los Angeles San Gabriel Mtns., Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road 927 Comment
  CAS-BOT-BC40221  Caulanthus lasiophyllus Louis C. Wheeler 1932-4-1 546 Los Angeles San Jose Hills at Pomona. 304 Comment
  UC449688  Ceanothus arboreus I. J. Condit 1908-6-29 40 Los Angeles Cataline Island Comment
  UC1043440  Ceanothus cordulatus Richard M. Straw 1954-6-16 617 Los Angeles Drata Ridge, Angeles Crest Hwy San Gabriel Mountains Comment
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Dec 3 2014
  LA41985  Ceanothus crassifolius C. L. Hogue; 1954-4-11 sn Los Angeles Pacoima, Small side canyon off Pacoima Canyon 548 Comment
  RSA656308  Ceanothus crassifolius Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 661 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 549 Comment
  SFV21978  Ceanothus crassifolius V. Soza, L. Gross, R. Kopelov 2000-3-30 661 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 549 Comment
  POM156317  Ceanothus cuneatus L. R. Abrams 1903-3-13 3128 Los Angeles San Gabriel Wash Near Azusa Comment
  UCR124592  Ceanothus cuneatus B. C. Templeton, I. W. Clokey 1930-4-8 1084 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA230715  Ceanothus greggii var. vestitus Robert F. Thorne, M. Z. Thorne 1969-7-9 38477 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  CAS-BOT-BC50152  Ceanothus integerrimus Le Roy Abrams; E. A. McGregor 1908-7-3 585 Los Angeles North Baldy Mountain, San Gabriel Mountains, near head of Rock Creek 1828 Comment
  RSA658364  Ceanothus integerrimus Naomi Zohman 1985-4-28 6 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  CAS-BOT-BC51032  Ceanothus integerrimus var. macrothyrsus Vernon Bailey 1907-9-25 1289 Los Angeles Mt. Lowe 1524 Comment
  RSA0112554  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-6-15 15176 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  RSA399008  Ceanothus leucodermis Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UC1070807  Ceanothus leucodermis W. T. Murphy 1928-2-28 Los Angeles e of Little Dalton Canyon; Pomona quad. 762 Comment
  UC1070850  Ceanothus leucodermis R. St. John 1930-2-15 97 Los Angeles Oat Mountain Santa Susana quad. 1066 Comment
  UC1070858  Ceanothus leucodermis A. Lewis Jan 1934 244 Los Angeles Elizabeth Lake Canyon Elizabeth Lake quad., Angeles National Forest 883 Comment
  UCR223648  Ceanothus leucodermis R. G. Swinney 2009-6-24 11264 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR223748  Ceanothus leucodermis R. G. Swinney 2009-6-24 11228 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA399704  Ceanothus megacarpus var. insularis C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  RSA508702  Ceanothus megacarpus var. insularis Mark Parratt 1965-1-25 640 Los Angeles Santa Catalina Island Comment
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Feb 9 2017
  UCD112286  Ceanothus oliganthus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway at entrance to Seminole Hot Springs. 365 Comment
  LA201541  Ceanothus oliganthus var. oliganthus Arthur C. Gibson; 2001-4-8 4890 Los Angeles SIMI HILLS, Chatsworth, Santa Susana fire road at NE-most Simi Hills. 358 Comment
  UC1071160  Ceanothus oliganthus var. oliganthus H. A. Jensen 1933-4-10 281 Los Angeles Verdugo Mountain Pasadena quad. 762 Comment
  SEINET13946093 Image available Ceanothus spinosus Peter H. Raven 1959-1 13825 Los Angeles Mount Hollywood Drive 0.8 miles S of Vista del Valle Dr; Griffith Park, 34 deg. 08', 118 deg. 18' W; elevation 1300 ft 396 Comment
  UCR16690B  Ceanothus vestitus J. L. Huber 1969-5-25 974 Los Angeles San Gabriel Mountains, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  UCR138906  Cenchrus incertus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  SD69454  Centaurea cineraria Robert F. Thorne, P. Everett 1965-6-23 35016 Los Angeles Santa Catalina Island: rocky ridge on Hamilton Canyon side N of Descanso Canyon. 60 Comment
  LA91518  Centaurea melitensis Bruce Douglas Clayton; Greg Clayton 1972-5-13 118 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  POM351499  Centaurea melitensis E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  UCD130050  Centaurea melitensis Mark Hoefs; Doug Propst 1973-5-4 240 Los Angeles Santa Catalina Island, Indian Head Point. 60 Comment
  POM156525  Centaurium venustum L. R. Abrams 1902-7-3 2645 Los Angeles San Gabriel Mountains Comment
  RSA177670  Centranthus ruber Robert F. Thorne, Percy C. Everett 1965-5-11 34679 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  POM219186  Centranthus ruber Louis C. Wheeler 1932-8-28 1296 Los Angeles Puddingstone Dam, San Jose Hills, S San Dimas. 259 Comment
  CAS-BOT-BC288834  Centromadia parryi subsp. australis M. N. Ackley 1930-8-14 s.n. Los Angeles Vacant lot, Eagle Rock City Comment
  SD214614  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Palmdale Comment
  CATA1214  Cerastium glomeratum Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2270 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  RSA187735  Cerastium glomeratum R. F. Thorne 1966-4-4 35759 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  POM214446  Cerastium glomeratum L. C. Wheeler 1934-3-18 2454 Los Angeles Lievoak Canyon 487 Comment
  RSA660829  Cercocarpus betuloides LeRoy Gross, Ileene Anderson, Valerie Soza 2000-6-6 s.n. Los Angeles Verdugo Mountain, southwest side; North of Chandler Fire Road (Verdugo Mtwy), NW of La Tuna, above Chandler Canyon, south of La Tuna Canyon. 427 Comment
  CAS-BOT-BC142173  Cercocarpus betuloides var. betuloides Alice Eastwood 1919-5-29 8988 Los Angeles San Gabriel Canyon Comment
  RSA580306  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-25 7925 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  UC859428  Cercocarpus betuloides var. betuloides I. W. Clokey, B. C. Templeton 1930-4-2 4606 Los Angeles Mulholland Drive 600 Comment
  UCSB6976  Cercocarpus betuloides var. betuloides Ralph, F. 1959-5-15 Los Angeles Near a wash in Mint Canyon, near a campground on U.S. Hwy. 6, 7.9 miles northeast of jct. with Soledad Canyon Rd. 457 Comment
  CAS-BOT-BC137245  Cercocarpus betuloides var. blancheae H. E. McMinn 1924-7-25 1324 Los Angeles Catalina Island Comment
  UC1281047  Cercocarpus betuloides var. blancheae H. E. McMinn 1924-7-25 1332 Los Angeles Santa Catalina Island Comment
  UC187677  Cercocarpus betuloides var. blancheae Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  CATA1781  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6921 Los Angeles Santa Catalina Island: Wild Boar Gully, at lower margin of large population of C. traskiae seedlings 187 Comment
  CAS-BOT-BC279517  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1933 Los Angeles Glendale, near Los Angeles Comment
  LA88336  Chaenactis artemisiifolia O. H. Kappler; 1943-5-30 479 Los Angeles Santa Monica Mountains, Arroyo Sequit 213 Comment
  UC1119681  Chaenactis artemisiifolia A. D. Gifford 1934-5-10 225 Los Angeles 3 mi w and 1 m N of Castro Pk.; Trifuno Pass Quadrangle 457 Comment
  UCR125385  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR190025  Chaenactis glabriuscula R. G. Swinney 1998-6-12 6956 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  CAS-BOT-BC277325  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Steve Boyd 1994-5-24 7871 Los Angeles Liebre Mountains. Lower NE slope of Grass Mountain: Northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon 1158 Comment
  CAS-BOT-BC277368  Chaenactis glabriuscula var. glabriuscula J. Ewan 1931-7-5 4747 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  RSA0069846  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-20 12299 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UC1562573  Chaenactis glabriuscula var. glabriuscula Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7476 Los Angeles on n side of, (Co Rd N2) San Gabriel Mts. (Pine Canyon Rd. along San Andreas Fault); , San Andreas Fault Comment
  UCR270527  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA597021  Chaenactis glabriuscula var. lanosa Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3817 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  JEPS5005  Chaenactis santolinoides Rimo Bacigalupi with G. Thomas Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles So. Fork of Little Rock Creek Canyon San Gabriel Mts., Angeles National Forest (upper slopes, higher n slopes of mts.) 1554 Comment
  RSA252919  Chaenactis stevioides R. F. Thorne, C. W. Tilforth 1973-4-20 43045 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UC284269  Chaenactis stevioides P. A. Munz 1923-5-26 6804 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek 1280 Comment
  UCR281991  Chaenactis stevioides R. G. Swinney 2014-4-17 16098 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
  RSA0055753  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  RSA512066  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles N. fk San Gabriel River 1/4 mi. down hill from intersection of main road with road to upper Bichota Canyon 610 Comment
  SEINET6050487  Chamaesyce melanadenia Louis C. Wheeler 4211 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET4044603  Chamaesyce polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Pt. Mugu State Park. 30 Comment
  RSA432471B  Chamaesyce serpillifolia E. S. Spalding 1922-10 s.n. Los Angeles Los Angeles. Comment
  UC399615  Cheilanthes covillei Geo. L. Moxley 1915-7-21 399 Los Angeles on trail to Barley Flats; San Gabriel Mts 1524 Comment
  UCR208183  Cheilanthes newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  UCR205637  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36992 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR250249  Chenopodium album R. F. Thorne 1970-10-15 41872 Los Angeles Claremont: Rancho Santa Ana Botanic Garden 366 Comment
  UCR119818  Chenopodium album var. stevensii A. C. Sanders, D. Malueg 1998-6-22 22010 Los Angeles San Gabriel Valley, Pasadena, just north of the I-210 Freeway on E bank of Eaton Wash, north side of Foothill Blvd. where it goes under the 210, under SCE transmission lines 225 Comment
  RSA748999  Chenopodium berlandieri A. C. Sanders, T. B. Salvato 2009-5-21 36901 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  RSA750211  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR125262  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
  SD128656  Chenopodium berlandieri H. A. Wahl 1949-5-29 2078 Los Angeles One mile and a half west of the intersection of Mulholland Drive and Laurel Canyon Boulevard on Mulholland Drive, Santa Mts. Comment
  JEPS59731  Chenopodium californicum Frank W. Peirson 1919-3-29 348 Los Angeles Rubio Canyon San Gabriel Mountains 548 Comment
  SDSU5590  Chenopodium californicum A. H. Gallup 1949-4-17 402 Los Angeles Lasca - small stands under oaks. 152 Comment
  CAS-BOT-BC174671  Chenopodium fremontii Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8139 b Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  SFV6857  Chenopodium fremontii T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 577 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2165 Comment
  UCR189720  Chenopodium fremontii R. G. Swinney 1998-7-10 6373 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  RSA607502  Chenopodium leptophyllum L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  SBBG83250  Chenopodium murale M. Daily 1986-4-7 SCa-t- 5 Los Angeles Bird Rock Comment
  SD146307  Chenopodium murale Scott D. White 1996-5-19 4053 Los Angeles Geneva Ave., north of San Jose, south of Arrow Highway; west of Indian Hill, east of Towne. 320 Comment
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Dec 19 2008
  UCR231386  Chenopodium murale Dan S. Cooper 2011-10-6 1011- 121 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  RSA624642  Chenopodium pumilio L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA604307  Chenopodium pumilio L. C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Sawpit Canyon near intersection of Monrovia Canyon trail with Vassar Canyon, north center. 579 Comment
  POM156534  Chlorogalum pomeridianum var. pomeridianum Le Roy Abrams 1902-7-2 2634 Los Angeles Sierra Madre. Comment
  UCR190730  Chorizanthe brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles San Gabriel Mtns./Mojave Desert, Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  SBBG122080  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2001-6-4 1736 Los Angeles mesa N of confluence of Hasley Cyn and Castaic Crk, 1 km W of Castaic Junction, N of Hwy 126 325 Comment
  CAS-BOT-BC244666  Chorizanthe staticoides Samuel B. Parish 1887-6-1 1988 Los Angeles St. Francisquito Canyon [canon] Comment
  CAS-BOT-BC244799  Chorizanthe staticoides Carl B. Wolf 1936-5-26 s.n. Los Angeles Santa Clara Valley, 1 mi. west of Castaic Junction 335 Comment
  POM121987  Chorizanthe staticoides Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA725862  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  UCD105104  Chorizanthe staticoides Louis C. Wheeler 1967-6-15 9820 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant. 563 Comment
  UCR124613  Chorizanthe staticoides I. W. Clokey, B. C. Templeton 1929-1 4494 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  RSA476622  Chrysolepis sempervirens Anstruther Davidson 1901-07 s.n. Los Angeles San Gabriel Mts. Comment
  RSA191626  Chrysothamnus nauseosus subsp. consimilis R. F. Thorne, M. Z. Thorne 1966-8-29 36595 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  RSA0070680  Cirsium occidentale var. californicum Gary D. Cromwell, David W. Wheat 1971-4-30 608 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi NE of Glendora. 457 Comment
  RSA151306  Cirsium occidentale var. occidentale Peter H. Raven 1962-4-10 17186 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
  RSA160889  Cirsium vulgare Peter H. Raven 1961-10-1 16783 Los Angeles San Gabriel Mountains: upper Evey Canyon 854 Comment
  RSA316338  Cistanthe monandra R. F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54950 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA756573  Cistanthe monandra Orlando Mistretta, Christine Mistretta 2008-4-21 2516 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  CAS-BOT-BC228706  Cistanthe umbellata LeRoy Abrams 1901-7-1 1936 Los Angeles Mt San Antonio 3048 Comment
  UCR256529  Cistus incanus Anuja Parikh, Nathan Gale 2011-7-23 3572 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 0.3 km southwest of Cogswell Dam 784 Comment
  RSA0085031  Clarkia bottae R. G. Swinney 2010-6-21 13277 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
  RSA453454  Clarkia bottae Anstruther Davidson 1910-5-1 2393 Los Angeles Sierra Madre. Comment
  RSA747064  Clarkia dudleyana R. G. Swinney 2008-5-30 8904 Los Angeles San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  SEINET1869740  Clarkia dudleyana M. D. Wilcox 2003-1 Los Angeles San Gabriel Mtns.: Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory. 381 Comment
  UC1174783  Clarkia dudleyana P. C. Everett and E. K. Balls 1960-5-30 24135 Los Angeles 2.2 mi n from entrance Angeles National Forest; San Gabriel Canyon 365 Comment
  UC1929743  Clarkia dudleyana V. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UCR209132  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA0021295  Clarkia purpurea Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5090 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA685140  Clarkia purpurea A. C. Sanders 2003-5-26 26844 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA164859  Clarkia rhomboidea Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  POM50072  Clarkia unguiculata L. R. Abrams 1901-6-4 1711 Los Angeles Los Tunas Canyon. Comment
  RSA584291  Clarkia unguiculata Tim S. Ross, Orlando Mistretta 1993-5-27 7340 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  UC129020  Clarkia unguiculata H. M. Hall and H. P. Chandler 1906-6-12 7405 Los Angeles near Saugus 381 Comment
  RSA73349  Clarkia xantiana subsp. parviflora F. W. Peirson 1919-6-5 5307 Los Angeles San Antonio Canyon, along stream bed above bridge. 1448 Comment
  RSA0059501  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4978 Los Angeles Soledad Canyon Wash between Acton and Paris. 835 Comment
  CHSC108910  Claytonia parviflora R. G. Swinney 2009-4-28 10542 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma 1596 Comment
  UCR273206  Claytonia parviflora R. G. Swinney 2011-4-26 14480 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
  RSA651294  Claytonia parviflora subsp. parviflora Lori Ackerman, Gerald Braden 1988-5-20 38 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA0087861  Claytonia perfoliata R. G. Swinney 2010-6-21 13288 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
  RSA784353  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 10 Los Angeles road 7N23 turn from road 7N08 Comment
  UCR217414  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA527820  Claytonia perfoliata subsp. intermontana Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4815 Los Angeles Parker Mountain: on the N and NE slopes just below the summit. 1159 Comment
  RSA527828  Claytonia perfoliata subsp. intermontana Timothy S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3932 Los Angeles Liebre Mtn: N slope, between Horse Camp Canyon and Cow Spring Canyon. 1479 Comment
  RSA675815  Claytonia perfoliata subsp. mexicana LeRoy Gross 2003-3-7 754 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  RSA527814  Claytonia perfoliata subsp. mexicana Timothy S. Ross 1991-3-9 4187 b Los Angeles Whittier Hills: (Puente Hills pro parte): NE side; upper reaches of steep, short canyon draining ENE toward Orange Grove School. 268 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  CAS-BOT-BC91393  Clematis lasiantha Henry J. Thompson 1959-3-31 1916 Los Angeles Santa Monica Mountains. 1.1 mile southwest of Seminole Hot Springs, about 2 miles southwest of Cornell. 396 Comment
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UC535494  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 300 Comment
  UC853906  Clematis lasiantha Marcus E. Jones, A. M. 1882-5-2 3203 Los Angeles Pasadena Comment
  UCR179265  Clematis lasiantha R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  RSA762062  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-16 1096 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  CAS-BOT-BC92644  Clematis ligusticifolia Le Roy Abrams 1904-9-2 4168 Los Angeles Elysian Park. Comment
  POM523  Clematis pauciflora Clara D. Pitzer 65 Los Angeles Burbank Canyon. 488 Comment
  POM94826  Cnicus benedictus L. C. Wheeler 1932-6-14 825 Los Angeles P.E. RR near fairgrounds, Pomona 259 Comment
  RSA584967  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-6-1 2761 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  UCR206442  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  POM19187  Collinsia heterophylla Philip A. Munz 1923-4-9 6686 Los Angeles Lemon Tank, San Clemente Island Comment
  RSA659846  Collinsia heterophylla Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  RSA0117321  Collinsia parryi Steve D. Boyd 1996-4-25 8687 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA0117383  Collinsia parryi F. W. Peirson 1923-5-21 3514 Los Angeles Fish Canyon, San Gabriel Mountains. 732 Comment
  RSA0073300  Collinsia torreyi var. wrightii Bonnie C. Templeton 1932-6-1 4868 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mts. 1829 Comment
  UC1951123  Colutea arborescens Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12688 Los Angeles SAN GABRIEL MOUNTAINS: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. USGS Pasadena 7.5' Quad. Comment
  SFV19102  Comarostaphylis diversifolia subsp. planifolia P. Saadat 1999-5-16 30 Los Angeles Santa Monica Mountains Stunt Ranch. West of Stunt Road, south of Mulholland Highway. 400 Comment
  UCR168354  Comarostaphylis diversifolia subsp. planifolia G. D. Wallace 1975-3-22 1404 Los Angeles Channel Islands, Santa Catalina Island, WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon 287 Comment
  POM211795  Conium maculatum L. C. Wheeler 1933-9-10 2106 Los Angeles Santa Anita Canyon at W Fork 595 Comment
  RSA573453  Conium maculatum T. S. Ross 1992-6-15 6559 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 294 Comment
  RSA656202  Conium maculatum Joseph M. Keefe 1976-5-8 20150 Los Angeles San Rafael Hills; Vaquero Road, south of men s gymnasium, Glendale College, 1500 North Verdugo Road, Glendale. 183 Comment
  SD90469  Constancea nevinii Robert F. Thorne 1970-3-6 39401 Los Angeles Santa Catalina Island; Indian Rock in Emerald Bay. 14 Comment
  RSA394797  Convolvulus arvensis A. G. Goodwin 1940-05 s.n. Los Angeles Compton Comment
  UC557740  Convolvulus simulans Nell Murbarger April, 1936 125 Los Angeles San Clemente Island; s end 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
  UCR277182  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UCR48978  Conyza canadensis A. C. Sanders 1987-9-18 7357 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  POM40198  Conyza coulteri Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA628365  Conyza coulteri Steven A. Junak 1997-10-28 sci- 981 Los Angeles San Clemente Island, along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 409 Comment
  UCR150424  Conyza floribunda A. C. Sanders 2005-2-13 29151 Los Angeles San Gabriel Valley, Walnut, Mt. San Antonio College, at south foot of the San Jose Hills 244 Comment
  POM355971  Coreopsis californica J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  POM356022  Coreopsis gigantea George B. Grant 1904-4-24 s.n. Los Angeles Catalina Island. Comment
  SEINET2122131  Corethrogyne M. L. Carson 1968-12-19 1304 a Los Angeles State Highway 138 at junction with county road N2 (Old Ridge Route) ca. 8 mi E of Gorman, along N side of highway 1220 Comment
  CAS-BOT-BC105721  Corethrogyne filaginifolia Le Roy Abrams 1901-8-15 2177 Los Angeles Ballona Harbor Comment
  UC876077  Cornus glabrata Ezra C. Knopf 126 Los Angeles Santa Catalina Isl. Comment
  RSA600563  Cortaderia selloana L. C. Wheeler 1961-2-25 7800 Los Angeles San Gabriel Mountains. Arroyo Seco ca. 0.5 mile upstream from Oak Wilde. 579 Comment
  RSA199170  Crassula aquatica R. F. Thorne, D. Propst 1968-5-29 37696 Los Angeles S end of Hay Press Reservoir. 404 Comment
  RSA724379  Crassula connata K. Dobry 1990-3-25 d- 109 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA713841  Crassula tillaea A. C. Sanders 2003-3-14 25775 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  POM3811  Cressa truxillensis I. M. Johnston 1917-6-10 1314 Los Angeles Near Mesmer. Comment
  SBBG12931  Cressa truxillensis E. R. Blakley 1961-9-23 4724 Los Angeles Ballast Pt, Catalina Harbor Comment
  SD232666  Cressa truxillensis Scott D. White 1996-5-15 4037 Los Angeles Coastal Los Angeles Co.; Marina Del rey Area; Ballona Ck. Floodplain W of Lincoln Bl. And S of Jefferson Bl. 3 Comment
  UCR232368  Cressa truxillensis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7992 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 160 m west of Sierra Highway, and 570 m north of Avenue B 703 Comment
  RSA394755A  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Del Rey Salt Marsh. Comment
  SD28083  Crocanthemum scoparium var. vulgare Carl B. Wolf 1932-5-13 3625 Los Angeles Santa Catalina Island; 3.5 miles from Avalon on way to Isthmus. 365 Comment
  CAS-BOT-BC175826  Crossosoma californicum W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA480566  Croton californicus Ora M. Clark 1928-12-23 1382 Los Angeles Hermosa. Comment
  SD40102  Croton setiger Edith A. Purer 1933-10-7 5597 Los Angeles El Segundo, stabilized sand dunes Comment
  RSA608830  Crypsis schoenoides L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR203207  Cryptantha R. G. Swinney 2005-5-21 8248 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Feb 19 2020
  UCR242037  Cryptantha Dan S. Cooper 2012-4-30 412- 5 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA0094673  Cryptantha clevelandii R. F. Thorne 1966-4-30 36338 Los Angeles Santa Catalina Island. W fork Gallagher s canyon. 15 Comment
  IRVC26354  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Newhall Ranch, ca. 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 Santa Clara River watershed 305 Comment
  UCR276927  Cryptantha corollata R. G. Swinney 2011-3-29 14274 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
  OBI70980  Cryptantha decipiens Steve Boyd, Lauren Raz 1997-4-30 9594 Los Angeles Liebre Mts Region: about the confluence of Bear Cyn and Pine Cyn, between the S flank of Liebre Mtn and N flank of Red rock Mtn, SW of Gillette Mine 914 Comment
  RSA599278  Cryptantha decipiens Steve Boyd, Lauren Raz 1997-3-31 9414 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
  UCR222787  Cryptantha echinella R. G. Swinney 2009-4-28 10557 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  JEPS18520  Cryptantha intermedia Rimo Bacigalupi 1957-5-12 5878 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon (on so-called Malibu Burn)); Santa Monica Mts. 274 Comment
  SBBG63814  Cryptantha intermedia R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UCR155624  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-4-26 29700 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA187718  Cryptantha intermedia R. F. Thorne 1966-4-6 35920 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  RSA527663  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4382 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA534032  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5294 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  SEINET13203248 Image available Cryptantha microstachys R. G. Swinney 2011-1 14602 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  UCR23589  Cryptantha microstachys John C. Roos 1942-5-23 1066 Los Angeles San Gabriel Mtns., Santa Anita Canyon Comment
  UCR258804  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR273402  Cryptantha microstachys R. G. Swinney 2011-4-26 14482 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
  SEINET269237  Cryptantha muricata Scott D. White, Chet McGaugh 1995-5-16 3067 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UC284279  Cryptantha muricata P. A. Munz 1923-5-27 6873 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
  UCR126569  Cryptantha muricata A. C. Sanders, Andy Thomson 2003-4-15 25987 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR217133  Cryptantha muricata R. G. Swinney 2009-3-20 10137 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel 177 Comment
  UCR259462  Cryptantha muricata R. G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  JEPS67710  Cryptantha muricata W. L. Jepson 1920-5-3 8933 Los Angeles above Castac Creek 975 Comment
  RSA756790  Cryptantha muricata Orlando Mistretta, Christine Mistretta 2008-4-28 2532 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  UC551789  Cryptantha muricata F. R. Fosberg 1932-6-8 10686 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  RSA0079363  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-4 7644 Los Angeles Liebre Mountains, San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. 1055 Comment
  RSA0079622  Cryptantha muricata var. muricata Carl B. Wolf 1927-4-27 687 Los Angeles 1 mi. so. of Forest Inn. Ridge Route Road. Liebre Mts. Comment
  SBBG133673  Cryptantha nevadensis var. rigida L. Gross, P. DeVries, O. Gasser 2015-4-7 6958 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  UCR95525  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA587047  Cryptantha oxygona Orlando Mistretta 1995-5-10 1689 C Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  RSA80746  Cryptantha oxygona A. J. Barton 1934-3-11 11104 Los Angeles Antelope Buttes, 14 miles west of Lancaster, Mojave Desert. Comment
  CHSC98598  Cryptantha pterocarya LeRoy Gross 2005-5-3 2210 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 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  UCD120009  Cryptantha pterocarya Daryl Koutnik; Bruce Holguin 1978-4-1 216 Los Angeles west side of Sierra Highway and 1 mile north of State Highway 14. 987 Comment
  RSA0079043  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4662 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 of the county line. 1183 Comment
  RSA632842  Cryptantha similis R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39530 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCR192836  Cryptantha simulans R. G. Swinney 1998-7-6 6282 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  SEINET10625790  Cucumis sativus Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3764 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SEINET10682292  Cucurbita Heidi H. Schmidt 1999-10-14 Schmidt 3839 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10569446  Cupressus Carl C. Epling Epling s.n. 1924 Los Angeles Comment
  CAS-BOT-BC80494  Cupressus arizonica Carl B. Wolf 1935-12-11 7689 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  RSA0051642  Cuscuta A. L. Haines 1951-04 s.n. Los Angeles Chatsworth Hills. 304 Comment
  RSA409730  Cuscuta californica T. S. Clare 1929-2-17 s.n. Los Angeles Santa Monica Canyon Hillside Comment
  UC55020  Cuscuta californica H. P. Chandler 1902-6-3 2010 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  UCR125159  Cuscuta californica A. C. Sanders, Mark Elvin 2002-6-18 25122 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA303601  Cuscuta californica J. R. Shevock 1970-5-8 193 Los Angeles Mendenhall Ridge 457 Comment
  OBI14810  Cuscuta subinclusa Lewis S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mts, E slope of Coldwater Cyn 335 Comment
  UCR192659  Cycladenia humilis R. G. Swinney 1999-8-9 7614 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  RSA747389  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA600669  Cylindropuntia echinocarpa L. C. Wheeler 1967-11-18 s.n. Los Angeles Ft. Tejon Road; 1/2 mile ESE of 106 St. East. 1005 Comment
  UC1587226  Cynodon dactylon Tim Ross 1991-5-20 5366 Los Angeles upper s branch of the un-named drainage that empties to sea just n Jack Point Lighthouse; n third San Clemente Island 167 Comment
  RSA13718  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts 365 Comment
  POM220642  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  UCR256860  Cyperus involucratus R. G. Swinney 2010-8-16 13543 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR150858  Cystopteris fragilis R. G. Swinney 1999-8-16 7666 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR258553  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  UCR177221  Cytisus striatus LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1073 Los Angeles Transverse Ranges, Verdugo Mountains region, north side of mountains north of Hostetter Motorway just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit 457 Comment
  RSA286674  Dactylis glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44768 Los Angeles San Gabriel Mountains, Angeles Naiional Forest: Big Meadow, Big Pines Recreational area near headwaters of Mescal Creek 2104 Comment
  RSA0015844  Datisca glomerata LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6206 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UC19641  Datisca glomerata Dr. Vogt 1897-1 18 Los Angeles Antelope Valley; Southern California, Antelope Valley Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  RSA13765  Datura stramonium Louis C. Wheeler 1933-12-12 2323 Los Angeles Behind San Dimas Canyon Dam. 412 Comment
  RSA549240  Datura wrightii Scott D. White 1992-10-8 871 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  SFV14461  Datura wrightii J. L. Reveal 1987-9-9 3881 Los Angeles Santa Susana Mountains Limekiln Canyon north of Rinaldi. 396 Comment
  UC153566  Datura wrightii LeRoy Abrams 1902-6-11 2510 Los Angeles Playa del Rey Comment
  UCR131424  Daucus pusillus Alison Lipman 1998-5-27 s.n. Los Angeles South Coastal Plains Region, Forestal property, Rancho Palos Verdes; top of ridge at bottom of Cool Heights Dr. 305 Comment
  SBBG84735  Deinandra clementina M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD51858  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles San Clemente Island;Wilson Cove. 45 Comment
  UC480889  Deinandra clementina R. L. Pendleton 1909-7-2 1357 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  CHSC100217  Deinandra fasciculata John Dittes 2006-6-4 1397 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.2 air-mile west of Topanga Blvd., ca. 0.6 air-mile east x northeast of Santa Susana Pass. 426 Comment
  UC897744  Deinandra fasciculata Ezra C. Knopf 140 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC299284  Deinandra fasciculata Alice Eastwood 1906-5-27 91 Los Angeles Country adjacent to Los Angeles Comment
  UCSB9930  Deinandra fasciculata Wedberg, H. 1958-7-14 Los Angeles Faculty Hill, UCLA Comment
  UC1536895  Deinandra paniculata Gordon H. True Jr. 1935-5-16 301 Los Angeles Bouquet Canyon 457 Comment
  UCR140960  Delphinium parishii June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  SBBG119256  Delphinium parishii subsp. parishii L. C. Wheeler 1968-6-1 Los Angeles Devil's Cyn, cmpgrd vicinity; T3N R11W S25 1219 Comment
  UCR256585  Delphinium parishii subsp. parishii Anuja Parikh, Nathan Gale 2011-6-6 3415 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.5 km west of State Hwy 14, 2.1 km SW of California Aqueduct 1142 Comment
  UCR140167  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA0030029  Delphinium patens subsp. montanum Tim S. Ross 1993-5-16 7148 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. 1329 Comment
  SD84842  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles Channel Islands, San Clemente Island Comment
  UC1126358  Dendromecon rigida P. L. Johannsen 1934-2-14 283 Los Angeles Rice Canyon Santa Susana Quadrangle Comment
  UC855089  Dendromecon rigida I. W. Clokey and B. C. Templeton May, 1929 4488 Los Angeles Mandeville Canyon Santa Monica Mts. (ridge) 250 Comment
  RSA641436  Deschampsia elongata L. C. Wheeler 1967-7-15 10055 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA771902  Descurainia pinnata R. G. Swinney 2009-5-5 10632 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UC56674  Descurainia pinnata subsp. menziesii Ernest Braunton 1903-1-15 764 Los Angeles Glendora Comment
  POM369413  Descurainia pinnata subsp. menziesii Thekla Mohr 1899-03 s.n. Los Angeles San Gabriel. Comment
  UC1126516  Dicentra chrysantha A. D. Gifford 1935-5-8 674 Los Angeles 4 mi ne Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UC1133879  Dichelostemma capitatum G. T. Nordstrom 1935-3-4 357 Los Angeles near Mouth of Tecuya Creek; Tejon Quad., San Joaquin Valley 487 Comment
  UCR126337  Dichelostemma capitatum A. C. Sanders 2003-3-14 25755 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
  RSA589269  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-4-28 4770 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UCR101244  Digitaria ischaemum L. C. Wheeler 1966-10-27 9093 Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  RSA0062640  Digitaria sanguinalis A. E. Hersh 1950-7-10 s.n. Los Angeles Garden, 4111 Wade Street, Venice. 30 Comment
  CAS-BOT-BC152891  Diplacus brevipes Le Roy Abrams 1899-8-1 335 Los Angeles Ballona Harbor Comment
  SD104301  Diplacus fremontii Darley Howe 1978-4-30 Los Angeles About 2 miles northwest of Devil's Punch Bowl 1431 Comment
  CAS-BOT-BC153189  Diplacus johnstonii LeRoy Abrams 1902-6-30 2588 Los Angeles Summit of Mt. Wilson Comment
  SD252359  Diplacus puniceus Steven A. Junak 2000-6-30 Sca 1361 Los Angeles Santa Catalina Island: N-facing slope just W of summit of Mt. Torquemada and Triangulation Point well 2 402 Comment
  CATA14  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-21 3 Los Angeles Santa Catalina Island: Second drainage east of Camp Cactus, where stream forks, south of road 182 Comment
  CATA6  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-6 2 Los Angeles Santa Catalina Island: On SE facing slope just off road to White's Landing 137 Comment
  CAS-BOT-BC195609  Distichlis spicata Ernest C. Twisselmann 1970-9-8 17487 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  CAS-BOT-BC195623  Distichlis spicata Edgar A. Mearns 1894-8-25 4054 Los Angeles San Clemente Island Comment
  SBBG80118  Distichlis spicata F. R. Fosberg 1931-5-14 4871 Los Angeles Middle Ranch Cyn near mouth of Cape Cyn Comment
  SD234240  Distichlis spicata A. C. Sanders 2003-6-20 27001 Los Angeles Western Transverse Range/Santa Clara River Watershed: off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 Comment
  SEINET10897327  Distichlis spicata var. stolonifera LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles In salt marshes, Playa del Rey. Comment
  UCR209441  Dodecatheon clevelandii R. G. Swinney 1969-4-27 387 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA655621  Dodecatheon clevelandii subsp. clevelandii D. E. Bramlet 1976-4-16 62 Los Angeles California State Polytechnic University campus. Found on a slope of Box Canyon. 93 Comment
  RSA3522  Dodecatheon clevelandii subsp. insulare Carl B. Wolf 1932-5-9 s.n. Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  RSA250518  Dodecatheon redolens Robert F. Thorne, John Dourley 1967-10-10 37352 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  UC1532947  Draba corrugata Robert F. Thorne, C. W. Tilforth and John Dourley 1969-7-29 38867 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest 2423 Comment
  RSA611643  Draba cuneifolia Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10123 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' 35.8''N 118 deg 38' 26.0'' W. 1121 Comment
  UCR54485  Drosanthemum floribundum A. C. Sanders 1986-7-30 6803 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  LA200097  Dryopteris arguta Lawrence L. Kiefer; 1966-4-17 1886 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, Vista del Valle Dr, ca 0.25 mi E of Mt Hollywood Dr, N of road. 365 Comment
  RSA0105492  Dryopteris arguta R. G. Swinney 2011-11-3 15989 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  SD112362  Dryopteris arguta Darley F. Howe 1915-3-1 15 Los Angeles San Dimas Canyon Comment
  UC150399  Dryopteris arguta C. F. Baker 1904-4-22 4168 Los Angeles Monrovia Comment
  UC811823  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  UCR23350  Dryopteris arguta John C. Roos 1942-3-21 1099 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA276035  Dryopteris arguta Jack Delaini 1974-2-14 20 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 472 Comment
  SBBG131992  Dryopteris arguta S. A. Junak, R. Philbrick 1990-11-8 SCI 124 Los Angeles Camera Pad "Pebble" 365 Comment
  UCR192853  Dudleya R. G. Swinney 1998-7-10 6480 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  CAS-BOT-BC109679  Dudleya cymosa subsp. agourensis K. Nakai 1980-5-25 607 Los Angeles Santa Monica Mountains, on California Highway 23 between Potrero Road and Carlisle Road across Lake Eleanor. 300 Comment
  CAS-BOT-BC33280  Dudleya cymosa subsp. agourensis Kei M. Nakai 1980-5-25 606 Los Angeles Santa Monica Mountains, 0.4 km N of the junction of Agoura Rd and Cornell Rd. on Cornell Rd 275 Comment
  RSA610974  Dudleya cymosa subsp. pumila L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, ca. 1/4 mile upstream from Alder Gulch. 1158 Comment
  RSA668080  Dudleya cymosa subsp. pumila Michael C. Long 2001-6-2 MCL- 679 Los Angeles San Gabriel Mountains, Sierra Madre, Little Santa Anita Canyon, Mt. Wilson Trail. ca. 0.3 mi N of junction Mira Monte Ave. & Mt Wilson Trail Drive. 500 Comment
  SD111582  Dudleya cymosa subsp. pumila Wayne P. Armstrong 1982-6-28 Los Angeles Highway 2, Angeles Crest Highway, 1.0 mile east of Vincent Gap. 2135 Comment
  RSA83395  Dudleya densiflora F. W. Peirson 1919-7-1 517 Los Angeles Fish Canyon 274 Comment
  LA200392  Dudleya lanceolata J. A. Ewan; 1930-5-30 2231 Los Angeles 548 Comment
  UCR275008  Dudleya lanceolata Michael Honer, Rachel Woodard 2006-4-21 2220 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  RSA136781  Dudleya lanceolata Percy C. Everett, E. K. Balls 1960-5-30 24134 Los Angeles San Gabriel Canyon, 2.2 mi. from entrance to Angeles Nat. Forest 365 Comment
  UCD101925  Dudleya lanceolata Daryl Koutnik 1975-6-10 s.n. Los Angeles in San Gabriel Mountains, off Osborne Street, 3 miles north of Foothill Blvd. 304 Comment
  UCD101934  Dudleya multicaulis Daryl Koutnik 1978-3-27 177 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  RSA83353  Dudleya virens F. W. Peirson 1923-4-9 3487 Los Angeles San Clemente Island: at Middle Ranch Comment
  CAS-BOT-BC109752  Dudleya virens subsp. insularis Reid Moran 1972-5-27 19143 Los Angeles Just east of Point Vicente. 5 Comment
  UCR129649  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Palos Verdes Peninsula, 0.25 mi. east of Point Vicente 20 Comment
  UCR59476  Echinochloa crus-galli Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  LA29201  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 2856 Los Angeles Santa Monica Mountains, Monte Nido, near Tapia Park 761 Comment
  CAS-BOT-BC221640  Ehrharta calycina Tim Ross 1993-4-22 6877 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  SBBG126182  Ehrharta erecta A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36971 Los Angeles Baldwin Park, light industrial park at end of Cloverleaf Dr, E bank of San Gabriel River NE of its confluence with Walnut Crk, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR256868  Ehrharta erecta R. G. Swinney 2010-8-16 13547 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR204567  Eleocharis montevidensis R. G. Swinney 2005-8-5 8384 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC113043  Eleocharis montevidensis I. Johnston 1916-10-10 13 Los Angeles Red Hill near Upland, marsh. Comment
  UCR99559  Eleocharis parishii B. G. Pitzer, Paul Gomez 1996-4-28 2749 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA596174  Eleocharis parishii L. C. Wheeler 1946-8-28 6296 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  SD90610  Eleocharis parishii Robert F. Thorne, J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, northwest end of lake on low, dry bank. (IPB 10/07) 1867 Comment
  RSA365470  Eleocharis parvula L. C. Wheeler 1933-10-22 2192 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA571882  Eleocharis radicans R. L. Moxley 1914-9-3 13 Los Angeles Arroyo Seco, Near Colorado Street bridge. Comment
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Nov 12 2009
  RSA691989  Eleusine indica Scott D. White 2003-10-14 9835 Los Angeles Foothills above Sierra Madre. L. A. Dept. of Public Works 'Sierra Madre Villa' Debris Basin (Mt. Wilson). 335 Comment
  CAS-BOT-BC227498  Elymus elymoides A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  RSA729303  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  UCR256617  Elymus elymoides subsp. elymoides Anuja Parikh, Nathan Gale 2011-6-8 3430 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.5 km west of Godde Hill Road, 1.2 km south of California Aqueduct 1115 Comment
  CAS-BOT-BC206767  Elymus glaucus subsp. glaucus Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Rubio Canyon, near Pasadena, Sierra Madre Comment
  LA13075  Elymus glaucus subsp. glaucus A. M. Johnson; 1932-5-30 4090 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mt. Cragg Canyon. 152 Comment
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Apr 22 2014
  RSA628380  Elymus glaucus subsp. glaucus Scott D. White, Dave Bramlet 1998-6-29 6824 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 miles W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR272967  Elymus glaucus subsp. virescens R. G. Swinney 2011-7-29 15578 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA639722  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  HSC13509  Emmenanthe penduliflora David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA0081316  Emmenanthe penduliflora R. G. Swinney 2010-3-24 12064 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
  RSA599833  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-5-6 9745 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA608530  Emmenanthe penduliflora Louis C. Wheeler 1930-4-26 29 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA784336  Emmenanthe penduliflora J. D. Olmsted 1959-4-22 449 Los Angeles Drainage area to San Dimas Creek. Sycamore Canyon 0.25 mi past locked firegate along Wildwood T.T. 427 Comment
  SBBG44744  Emmenanthe penduliflora var. penduliflora Leota Davidson 1966-5-20 101 a Los Angeles Tick Cyn off Soledad Cyn Comment
  SBBG119346  Emmenanthe penduliflora var. penduliflora V. Soza with L. Gross 2001-5-14 1213 Los Angeles above Santa Anita Cyn, ca. 0.7 mi WNW of the Santa Anita Dam 762 Comment
  RSA0001096  Encelia actoni A. D. E. Elmer 1902-06 3724 Los Angeles Acton. Comment
  CAS-BOT-BC131203  Encelia californica Alice Eastwood 1906-5-27 148 Los Angeles Laurel Canyon Comment
  SEINET11859821  Encelia californica J. F. Bright, Wyman, C. 1931-5-22 5475 Los Angeles near Pasadena Comment
  POM123096  Endolepis covillei Marcus E. Jones 1924-9-17 s.n. Los Angeles Lancaster. Comment
  SFV17861  Ephedra aspera J. D. Dilley 1998-3-29 254 Los Angeles Mojave Desert Just north of the foothills of the San Gabriel Mountains and just east of Palmdale. Junction of Avenue T and Little Rock Creek, across from quarry. 900 Comment
  HSC24950  Ephedra nevadensis James Henrickson 1968-4-27 2760 Los Angeles 2 mi. W of Little Rock along Hwy. 138, Mojave Desert 854 Comment
  LA6828  Ephedra nevadensis Harlan Lewis; 1942-11-29 253 Los Angeles Little Rock Comment
  RSA9746  Ephedra nevadensis L. C. Wheeler 1932-4-10 602 Los Angeles 2 mi. W Palmdale Mohave Desert. 762 Comment
  SD90408  Ephedra viridis Robert F. Thorne 1973-5-11 43499 Los Angeles Mojave Desert Slope, San Gabriel Mountains, Bob's Gap, Holcomb Ridge 1220 Comment
  CAS-BOT-BC166188  Epilobium canum subsp. canum R. J. Dobbs 1924-8-6 s.n. Los Angeles 4/5 mile north of Swetzer [Switzer] Stream Trail Comment
  CAS-BOT-BC166276  Epilobium canum subsp. canum J. Ewan 1929-9-21 3485 Los Angeles Millards Canyon, 4 mi above falls, San Gabriel Mts. 1158 Comment
  JEPS44022  Epilobium canum subsp. canum Frank W. Peirson 1918-10-21 280 Los Angeles West Fork San Gabriel River 1066 Comment
  RSA187710  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 3662 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA760596  Epilobium ciliatum R. G. Swinney 2008-12-4 9949 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  SBBG60233  Epilobium densiflorum V. Duran 1933-7-10 3511 Los Angeles Sulphur Springs 1524 Comment
  UCR104150  Epipactis gigantea Scott D. White 1997-5-21 5203 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
  SEINET6166317  Epipactis gigantea G. B. Grant June 1904 404 Los Angeles Eagle Rock Canyon, Pasadena Comment
  UCSB929  Epipactis gigantea Crum, Charles 1958-7-3 Los Angeles Crystal lake road; near Los Angeles below 1219 Comment
  SEINET3865658 Image available Equisetum hyemale subsp. affine Timothy S. Ross, Steve Boyd 1994-5-24 7841 Los Angeles Flora of the Liebre Mountains. 'Cottonwood Swamp': Confluence of San Francisquito Canyon stream and two tributaries drainging off the southeast slops of Red Mountain. Warm Springs Mountain. 7.5' USGS Quadrangle.; 0 512 Comment
  RSA684662  Equisetum hyemale var. affine F. R. Fosberg 1931-8-11 S- 5493 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  POM246806  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA601323  Equisetum telmateia var. braunii L. C. Wheeler 1933-5-1 1677 Los Angeles Santa Monica Mountains, Rustic Canyon 61 Comment
  RSA84282A  Equisetum telmateia var. braunii F. W. Peirson 1920-4-25 8450 A Los Angeles Arroyo Seco, Pasadena 411 Comment
  IRVC28756  Eragrostis cilianensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25551 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  LA99133  Eragrostis cilianensis R. L. Armacost; 1968-5-23 2385 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, near Desert Garden of UCLA Botanical Garden. Comment
  CAS-BOT-BC204583  Eragrostis mexicana subsp. virescens Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field 5 miles n. of Saugus Comment
  HSC79925  Eragrostis pilosa var. pilosa James Hendrickson 1973-6-15 10709 Los Angeles Long Beach, near 68 St. and Atlantic 61 Comment
  POM86479  Eremocarpus setiger George B. Grant 1906-8-23 s.n. Los Angeles From Pasadena. Comment
  LA200985  Eremothera boothii subsp. decorticans Carl Wishner; 1987-3-15 1300 Los Angeles 499 Comment
  UC310208  Eremothera boothii subsp. decorticans Philip A. Munz 1926-4-4 10004 Los Angeles 5 mi n Saugus; Bouquet Canyon Comment
  JEPS123266  Eriastrum rosamondense David Gowen 2005-5-21 351 Los Angeles Hwy 138 (West Ave. D) west of Lancaster. Areas on both sides of the road at the intersection with 30th St. West. Comment
  JEPS123279  Eriastrum rosamondense David Gowen 2005-5-11 309 Los Angeles Hwy 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  SBBG5827  Eriastrum sapphirinum H. and M. Dearing 1938-5-22 1954 Los Angeles Decker Ranch, 15 mi from coast Comment
  UC1123877  Eriastrum sapphirinum H. S. Yates 1936-8-28 6368 Los Angeles 2 mi se Big Pine Park; San Antonio Quadrangle Comment
  UCR155384  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2005-5-24 30279 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR280873  Eriastrum sapphirinum R. G. Swinney 2014-5-1 16329 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  RSA0060814  Eriastrum sapphirinum subsp. brevibracteatum LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6962 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  CAS-BOT-BC514981  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  SBBG58322  Eriastrum sparsiflorum R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  SEINET13383139 Image available Ericameria cooperi R. G. Swinney 2010-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  RSA359324  Ericameria cuneata var. cuneata Anstruther Davidson 1915-8-1 3086 Los Angeles Camp Baldy. Comment
  RSA569930  Ericameria cuneata var. cuneata Wesley O. Griesel 1987-11-17 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek, on the Pacific Crest Trail (PCT) W of Eagle's Roost Picnic Ground 1890 Comment
  RSA584129  Ericameria linearifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2964 a Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  UCSB69230  Ericameria linearifolia Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mtns region: W terminus of Holcomb Ridge, west of Big Rock Creek; along E, NE side of hill; N of Fort Tejon Road, W of Valyermo Rd; (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31) 1085 Comment
  SD87655  Ericameria nauseosa var. hololeuca Frank W. Peirson 1925-6-23 6026 Los Angeles Upper part of Mint Canyon. Comment
  RSA656928  Ericameria parishii var. parishii Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1058 Los Angeles San Gabriel Mountains: North of Mt. Bliss, Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of junction of Van Tassel Truck Trail and Van Tassel Road (FS Road 1N36A). 1082 Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  CHSC25944  Ericameria pinifolia James Henrickson 1971-10-14 7185 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  SBBG62776  Ericameria teretifolia R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UCR206457  Erigeron foliosus R. G. Swinney 2008-6-9 8964 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CAS-BOT-BC296179  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash near bridge on road from Tujunga to San Fernando 365 Comment
  UC68941  Erigeron foliosus var. foliosus H. M. Hall 1905-7-1 6714 Los Angeles Fairmount Antelope Valley, Fairmount 853 Comment
  CAS-BOT-BC33609  Eriodictyon crassifolium var. nigrescens Adolph Daniel Edward Elmer 1902-6-1 3598 Los Angeles Acton Comment
  RSA226906  Eriodictyon crassifolium var. nigrescens Robert F. Thorne, C. W. Tilforth 1971-6-17 39975 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCD119241  Eriodictyon crassifolium var. nigrescens Steve Boyd; Amber Maurice 2004-5-18 11317 Los Angeles Transverse Ranges; Liebre Mountains region: On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  CATA299  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1973-6-5 319 Los Angeles Santa Catalina Island: By upper White's Landing Road 411 Comment
  LA205727  Eriodictyon trichocalyx var. trichocalyx Joseph Andorfer Ewan; 1932-6-17 7252 Los Angeles San Gabriel Mountains, ridge W of Barley Flats 1523 Comment
  IRVC28633  Eriogonum Mark A. Elvin 2003-6-19 2949 Los Angeles hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch Western Transverse Range 366 Comment
  SBBG105548  Eriogonum cinereum T. Ross, J. Porter, G. Allan, V. Ashworth, D. Banks, M. Tommerup 1994-3-28 7403 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, un-named horseshoe-shaped cyn to the NE of upper Forrestal Drive 164 Comment
  UCR11270  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Western Transverse Range; Santa Monica Mtns., lower edge of Topanga Canyon, about 1.5-3.0 miles east of ocean beach 200 Comment
  RSA393480  Eriogonum deflexum var. baratum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA0056368  Eriogonum elongatum James R. Shevock 1978-9-16 2266 Los Angeles Malibu Cyn. 304 Comment
  CAS-BOT-BC249781  Eriogonum elongatum var. elongatum Ernest C. Twisselmann 1961-10-31 6681 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  RSA393488  Eriogonum elongatum var. elongatum L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  UCR271584  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-3 15999 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  LA210753  Eriogonum fasciculatum Arthur C. Gibson; 2006-7-25 5234 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon. Comment
  RSA0051559  Eriogonum fasciculatum Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  PASA1467  Eriogonum fasciculatum subsp. foliolosum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UCD99980  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles Santa Monica Mountains, E slope of Coldwater Canyon. 335 Comment
  RSA228867  Eriogonum fasciculatum var. foliolosum Robert F. Thorne 1971-6-26 40637 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  CAS-BOT-BC250113  Eriogonum fasciculatum var. polifolium Le Roy Abrams; E. A. McGregor 1908-6-19 324 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC250310  Eriogonum giganteum var. giganteum L. R. Abrams; I. L. Wiggins 1931-7-4 321 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  CAS-BOT-BC253438  Eriogonum gracile J. Ewan 1930-10-22 3430 Los Angeles 4 miles from mouth of Bouquet Canyon Comment
  CAS-BOT-BC253455  Eriogonum gracile Alice Eastwood 1915-8-25 4894 a Los Angeles Duarte Comment
  UCSB51931  Eriogonum gracile Hodgson, John 1928-10-12 Los Angeles Upper Peace Valley 1066 Comment
  RSA0116914  Eriogonum gracile var. gracile Lyman Benson 1945-9-26 11850 Los Angeles Claremont. 365 Comment
  UCR164525  Eriogonum mohavense T. B. Salvato, Sandra Murcia 2005-11-8 1282 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
  RSA0082570  Eriogonum mohavense Ralph Hoffmann 1929-5-20 979 Los Angeles Redman. Western Mojave Desert. Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  CAS-BOT-BC258230  Eriogonum pusillum Timothy S. Ross; J. Mark Porter 1994-5-1 7585 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA746949  Eriogonum pusillum R. G. Swinney 2008-5-2 8724 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  JEPS22762  Eriogonum saxatile Rimo Bacigalupi with Reino Alava 1958-7-20 6420 Los Angeles Kratka Ridge Angeles National Forest, San Gabriel Mts., Little Rock Creek (base of scree slope on n face, upper slopes of canyon, about 1 mi w of Cedar Spring) 2072 Comment
  RSA0106829  Eriogonum saxatile R. G. Swinney 2011-8-5 15613 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
  RSA424908A  Eriogonum saxatile Fordyce Grinnell Jr. 1910-6-23 1505 Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  RSA733561  Eriogonum saxatile R. G. Swinney 1998-8-13 6741 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  RSA424900A  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5452 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  SD22464  Eriogonum spergulinum var. reddingianum Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  POM2307  Eriogonum thurberi Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  CAS-BOT-BC263600  Eriogonum trichopes A. D. E. Elmer 1902-6-1 3642 Los Angeles Palmdale Comment
  RSA748796  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8017 Los Angeles Mount Williamson, third peak from east on the ridge. 2513 Comment
  SBBG64209  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Harold Comment
  CAS-BOT-BC264873  Eriogonum viridescens Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  RSA0060815  Eriogonum wrightii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6963 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA62952  Eriogonum wrightii var. membranaceum C. Shay, K. Crawford 1951-9-17 s.n. Los Angeles Saddle Peak Drive, Santa Monica Mountains. Comment
  SBBG64286  Eriogonum wrightii var. membranaceum P. A. Munz, I. M. Johnston 1928-9-5 11183 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  POM21056  Eriogonum wrightii var. subscaposum Fordyce Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1795 Comment
  RSA569410  Eriogonum wrightii var. subscaposum Bonnie C. Templeton 1932-8-26 5101 Los Angeles Big Pines park, San Gabriel Mountains 2088 Comment
  RSA766284  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-9 8408 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  CAS-BOT-BC297918  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Garvanza Comment
  RSA695683  Eriophyllum confertiflorum Anonymous s.n Los Angeles Milard's Canyon [Millard Canyon]. Comment
  RSA724398  Eriophyllum confertiflorum K. Dobry 1991-4-22 D- 817 Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCR222830  Eriophyllum confertiflorum R. G. Swinney 2009-4-29 10590 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR260342  Eriophyllum confertiflorum R. G. Swinney 2010-5-4 12562 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  LA203577  Eriophyllum confertiflorum var. confertiflorum A. H. Lange; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  UCR270513  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-26 14860 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA92657  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1921-7-19 2711 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA233646  Eriophyllum nevinii R. F. Thorne 1970-3-6 39401 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA250667  Eriophyllum pringlei R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39536 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCR194842  Eriophyllum pringlei R. G. Swinney 1999-5-1 7093 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR107779  Eriophyllum wallacei L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  RSA92539  Eriophyllum wallacei F. W. Peirson 1919-5-9 1391 Los Angeles San Gabriel Mountains. 838 Comment
  RSA650520  Erodium botrys David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Ave. near Irwindale Ave. Irwindale. Comment
  RSA592194  Erodium botrys Louis C. Wheeler 1967-4-9 9181 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  RSA670160  Erodium cicutarium Joseph M. Keefe 2001-3-19 31173 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  SFV6230  Erodium cicutarium R. M. Muran 1974-3-26 53 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  LA82189  Erodium cicutarium O. H. Kappler; 1941-3-15 132 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA646984  Erodium moschatum LeRoy Gross 2000-4-9 167 Los Angeles City of Sunland: Bluff south side of Big Tujunga Wash, weed in yard in housing tract called Sunhill Estates. 366 Comment
  RSA657640  Erodium moschatum Kristina Sargeant 1992-4-4 92 -3 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  UC50330  Erysimum capitatum H. M. Hall Apr. 1903 3744 Los Angeles Arroyo Seco Comment
  SBBG92022  Erysimum capitatum var. capitatum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UCR73  Erysimum capitatum var. capitatum B. L. Estes 1961-4-1 s.n. Los Angeles San Gabriel Mtns., Altadena, Eaton Wash, 1 mile south of bridge 400 Comment
  RSA530231  Erysimum suffrutescens F. R. Fosberg 1930-6-23 S- 2984 Los Angeles Del Rey 2 Comment
  RSA433634  Eschscholzia Robert Gustafson 1985-5-8 3110 Los Angeles San Gabriel Mts., Angeles National Forest, Sawpit Canyon, about 1 1/2 miles above reservoir. Comment
  RSA191016  Eschscholzia caespitosa subsp. caespitosa James Henrickson 1963-5-5 32298 Los Angeles near mouth of Cobal Canyon, footlhills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  SDSU843  Eschscholzia californica R. M. Beauchamp 1967-6-2 538 Los Angeles On top of bank above road directly behind wWilson Cove Pier. San Clemente Island Comment
  SEINET7048797  Eschscholzia californica Steven R. Hill, Kate Kramer 2001-4-22 33334 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. Elevation about 2640 feet. Comment
  POM148417  Eschscholzia californica var. peninsularis C. F. Baker 1904-4-15 4179 Los Angeles Claremont. Comment
  RSA0089237  Eschscholzia minutiflora Steve D. Boyd, Gary D. Wallace 2011-4-14 12319 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA608  Eucrypta chrysanthemifolia J. T. Howell 1928-6-29 1013 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA75984  Eucrypta chrysanthemifolia F. W. Peirson 1930-5-30 8902 Los Angeles Mint Canyon 610 Comment
  RSA279071  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1971-4-9 41537 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  LA200687  Eulobus californicus Peter H. Raven; 1959-5-3 14081 Los Angeles Santa Monica Mountains, Mulholland Drive 1.3 mi. W of Laurel Canyon Blvd 350 Comment
  UCR224889  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino, Huntington Botanical Gardens 206 Comment
  UCR219565  Euphorbia peplus R. G. Swinney 2009-3-28 10206 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA658887  Euphorbia peplus Douglas A. Springer 1981-2-26 29 Los Angeles Cal Poly Pomona University campus at junction of Olive Lane and University Drive, In Rose Garden. Comment
  SFV2095  Euphorbia peplus G. van Duinwyk 1961-3-14 s. n. Los Angeles San Fernando Valley Reseda. 19458 Saticoy Street. Comment
  SD241807  Euphorbia serpillifolia Louis C. Wheeler 1936-6-20 4173 Los Angeles Glendale; 500 block of West Glenoak Avenue. 152 Comment
  RSA511533  Euphorbia terracina A. C. Sanders 1988-5-18 7832 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  SD224946  Euphorbia terracina Scott D. White 1996-3-18 3836 Los Angeles Marina Del Rey Area; Ballona Ck. Floodplain and adjacent N-facing slope, W of Lincoln Bl. And S of Jefferson Bl. 3 Comment
  CAS-BOT-BC312237  Euthamia occidentalis Peter H. Raven 1959-10-16 14646 Los Angeles 0.8 mile south of Guard Statoin, Boquet Canyon Comment
  SBBG56676  Festuca microstachys R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR155651  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29681 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR205588  Festuca microstachys R. G. Swinney 2008-5-13 8867 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  LA13078  Festuca myuros A. M. Johnson; 1937-11-1 92 Los Angeles Del Rey Comment
  RSA0115444  Festuca myuros R. G. Swinney 2010-6-1 13168 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SBBG31041  Festuca myuros R. F. Thorne with M. Z. Thorne 1966-5-31 36437 a Los Angeles Fern Cyn, W of Orizaba Mtn 228 Comment
  UCR91506  Festuca myuros Scott D. White 1996-4-13 3931 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  UCR200135  Festuca myuros var. myuros Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 769 B Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  LA99240  Festuca rigida R. L. Armacost; 1958-10-11 1082 Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  UCR190615  Ficus carica R. G. Swinney 2000-5-10 7679 Los Angeles San Gabriel Mtns./San Gabriel Valley, San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river 183 Comment
  CDA20108  Ficus elastica M. O'Brien 2003-2-9 MOB 6 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  CAS-BOT-BC500442  Ficus microcarpa R. E. Riefner, Jr. 2015-4-25 15 -127 Los Angeles City of Los Angeles, Lincoln Heights, S side of West Ave 26 at Interstate 10 bridge 109 Comment
  UC1922246  Foeniculum vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1346 Los Angeles Transverse Ranges; Verdugo Mountains region; La Tuna Canyon, along La Tuna Canyon Road. 427 Comment
  UCR273289  Frangula californica subsp. californica R. G. Swinney 2011-7-7 15451 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA547829  Fraxinus dipetala Tim S. Ross, Peter Fritsch 1990-6-20 3640 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC1123346  Fraxinus dipetala G. T. Nordstrom 1935-3-24 407 Los Angeles 2.25 mi se Mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quad. 701 Comment
  RSA0011147  Fraxinus dipetala O. R. Dorado 1987-6-10 1688 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  UCR213519  Fraxinus uhdei A. C. Sanders, Karen Kirtland 2010-5-14 38357 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  CAS-BOT-BC212383  Fremontodendron californicum Robert F. Thorne; Carlos Munoz 1969-6-17 38016 Los Angeles Lower end of Icehouse Canyon, San Gabriel Mts., Angeles National Forest 1524 Comment
  CLARK-A1528-5618  Galinsoga parviflora John C. Roos 1947-7-16 3528 Los Angeles West Covina Comment
  POM367615  Galium T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  CAS-BOT-BC223025  Galium angustifolium A. C. Sanders 2003-3-14 25777 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 560 Comment
  RSA653899  Galium angustifolium Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 819 Los Angeles Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. 396 Comment
  UCR197211  Galium angustifolium Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 819 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  UCR213459  Galium angustifolium A. C. Sanders, Karen Kirtland 2010-5-14 38355 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  LA208357  Galium angustifolium Muriel F. Wheeler; 1938-7-12 Los Angeles Thompson Creek Wash, 1.5 mi NE of La Verne 375.0 Comment
  CAS-BOT-BC500453  Galium angustifolium subsp. angustifolium Valerie Soza 2004-6-17 1721 a Los Angeles San Gabriel Mountains. Mt. Wilson Rd, N of junction with Mt. Lowe Rd. 1569 Comment
  UC416625  Galium angustifolium subsp. angustifolium R. L. Pendleton 1909-7-2 1359 Los Angeles road e Avalon; Santa Catalina Id. 9 Comment
  RSA632130  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA756779  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-29 2544 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  POM367738  Galium aparine M. B. Dunkle 1929-4-7 2087 Los Angeles Santa Catalina Island. White's Landing. Comment
  JEPS114006  Galium californicum subsp. flaccidum Timothy S. Ross and Steve Boyd 1993-5-23 7246 Los Angeles Lower, easterly ridge of Red Mountain, on N to NE slope ca 500-570 m SE of the saddle between Ruby and Clearwater Canyons. Comment
  RSA678821  Galium grande Valerie L. Soza, Monica Acosta 2001-6-19 1296 -b Los Angeles Mt. Wilson Trail helispot, west side Little Santa Anita Canyon, ca. 2 miles from the Mt. Wilson trailhead in Sierra Madre. 823 Comment
  SBBG125057  Galium johnstonii A. Parikh, N. Gale 2010-6-16 3312 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  RSA252964  Galium porrigens var. porrigens Robert F. Thorne, C. W. Tilforth 1973-4-20 43113 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
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Mar 7 2014
  UCD132369  Gamochaeta pensylvanica Louis C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  CATA539  Gamochaeta ustulata Sara L. Crockett 1997-5-1 699 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  LA40320  Garrya flavescens Martha Hilend; 1929-5-14 sn Los Angeles San Gabriel Mountains, Mount Lowe Comment
  SD90213  Garrya veatchii Benjamin C. Stone 1953-3-9 291 Los Angeles Chaparral above San Gabriel dam area, San Gabriel Mountains. 1067 Comment
  UCR209502  Gayophytum R. G. Swinney 2008-6-17 9021 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA0112558  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UCR182848  Gayophytum diffusum subsp. parviflorum R. G. Swinney 1997-8-6 5760 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  UCD170710  Gayophytum oligospermum R. G. Swinney 1998-7-8 6324 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA390990  Geranium carolinianum Anstruther Davidson 1890-04 s.n. Los Angeles [No location information on label.] Comment
  HSC24467  Geranium richardsonii R. F. Thorne, M. Z. Thorne 1969-7-9 38533 Los Angeles San Gabriel Mtns., Angeles National Forest, at Big Pines 2073 Comment
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Sep 5 2018
  RSA569938  Gilia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4847 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA747408  Gilia R. G. Swinney 2008-6-9 8969 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
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Dec 7 2018
  UCR192189  Gilia A. C. Sanders 2008-4-17 34938 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  SDSU3050  Gilia achilleifolia subsp. multicaulis A. H. Gallup 1949-4-17 408 Los Angeles Lasca. 152 Comment
  RSA177799  Gilia angelensis R. F. Thorne, P. C. Everett 1965-5-11 34574 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  RSA599904  Gilia angelensis L. C. Wheeler 1933-4-16 1647 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  SBBG31491  Gilia angelensis R. F. Thorne 1966-4-6 Los Angeles ca. 1 mi W of Empire Landing 213 Comment
  UCR237897  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  RSA777925  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2010-5-20 5149 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG58374  Gilia capitata subsp. abrotanifolia R. Hoffmann 1931-4-28 Los Angeles upper Bouquet Cyn Comment
  UC1922306  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  UCR159912  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-7-13 680 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  RSA624988  Gilia inconspicua L. C. Wheeler 1963-5-5 8252 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  UCR52298  Gilia latiflora subsp. latiflora A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 1988 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  CAS-BOT-BC226407  Gilia latiflora subsp. latiflora Timothy S. Ross 1991-4-27 4686 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes] 960 Comment
  RSA78121  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1953-4-25 9195 Los Angeles 8 miles west of highway 395 on road to Pearblossom [18/138]. 915 Comment
  RSA225899A  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-29 40669 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  UCR205297  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga 2003-6-13 1669 Los Angeles San Gabriel Mountains, Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06 2530 Comment
  SBBG52432  Gilia nevinii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD86337  Gilia nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3231 Los Angeles San Clemente Island. Grassy fields north of Nanny. 249 Comment
  SD90551  Gilia nevinii Robert F. Thorne 1966-4-16 36058 Los Angeles San Clemente Island: Grassy, rocky, steep slope of canyon below Lemon Tank near dump, S of Nanny, NE side of island. 182 Comment
  CAS-BOT-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  RSA0017196  Gilia ochroleuca subsp. vivida Naomi Fraga, Sarah J. De Groot 2004-5-25 1221 Los Angeles Trail from Mount Baldy Village to the summit of Mount Baldy. 2348 Comment
  RSA0017202  Gilia ochroleuca subsp. vivida J. Mark Porter, Theodore Anderson 2005-5-27 14415 Los Angeles Angeles National Forest. San Gabriel Mountains, Blue Ridge, south and west of Wrightwood along Hwy 2 (Angeles Crest Highway), ca. 0.3 mi, by road, wsw of Inspiration Point. Comment
  UC212507  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-7-31 1547 Los Angeles head of Icehouse Canyon San Antonio Mountains, head of Icehouse Canyon (Southern California) 2529 Comment
  UC52479  Gilia ochroleuca subsp. vivida H. M. Hall Jun 3 1900-Jun 6 1900 1534 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon (San Antonio Mountains, Southern California) 2072 Comment
  UCR46118  Gilia ochroleuca subsp. vivida Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  CAS-BOT-BC402079  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Summit Mt. Pacifico, San Gabriel Mts. 2148 Comment
  RSA727365  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. 1305 Comment
  UCR189409  Githopsis diffusa R. G. Swinney 1998-5-30 6153 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CATA2230  Glandularia pulchella Sara L. Crockett 1997-4-15 128 Los Angeles Santa Catalina Island: 356 Sumner Avenue 15 Comment
  CDA5875  Gnaphalium californicum G. C. Fleischman 1945-6-27 Los Angeles Pasadena. 0 Comment
  CDA5878  Gnaphalium californicum Webber 1952-5-9 Los Angeles Santa Monica Mountains; Beyond Malibu. 0 Comment
  RSA640037  Gnaphalium californicum Steven A. Junak 1996-5-29 542 Los Angeles San Clemente Island: China Canyon, 1.2 miles inland from bridge across mouth of canyon. 137 Comment
  IRVC28733  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25513 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  UCR270916  Gnaphalium microcephalum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14328 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  CAS-BOT-BC302597  Gnaphalium palustre R. G. Swinney 2008-7-24 9354 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA250356  Gnaphalium palustre R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42220 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  RSA729826  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gbriel 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
  UCR206523  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36959 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
  RSA690963  Goodmania luteola J. Mark Porter, Laren Machen 2004-5-2 14095 Los Angeles Antelope Valley; along California Highway 138 (Avenue D) several miles W of Interstate 14. 704 Comment
  RSA592259  Grayia spinosa L. C. Wheeler 1967-5-12 9478 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1158 Comment
  RSA611047  Grayia spinosa L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA696728  Grayia spinosa Seacord s.n. Los Angeles West Mojave Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  SBBG8277  Grindelia hirsutula R. Hoffmann 1927-7-14 Los Angeles Elizabeth Lake Comment
  SFV12672  Gutierrezia californica M. H. Grayum, D. L. Koutnik 1977-11-25 891 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  UCR182477  Gutierrezia microcephala R. G. Swinney 1997-7-17 5685 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
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Aug 23 2013
  CLARK-A1528-2158  Haplopappus parishii John C. Roos 1941-10-4 864 Los Angeles San Gabriel Mountains 1219 Comment
  SEINET7885645 Image available Haplopappus pinifolius Peter H. Raven 1961-1 16868 Los Angeles Native to the Botanic Garden, Claremont, elevation 850 feet. 259 Comment
  RSA724632  Haplopappus venetus K. Dobry 1992-9-7 D- 314 Los Angeles Las Virgenes and Mulholland Hwy. Santa Monica Mts at Soka University Comment
  RSA597987  Harpagonella palmeri Lauren Raz, Mistretta, Wall 1997-3-16 68 Los Angeles Santa Catalina Island. Avalon Canyon via ''Divide Trail'', NE of the Wrigley Botanical Garden. 182 Comment
  IRVC26172  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26265 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. 442 Comment
  JEPS26449  Hazardia detonsa Peter H. Raven 1958-11-23 13768 Los Angeles Botanical Garden, University of Los Angeles, w Los Angeles Los Angeles, University of Los Angeles, Botanical Garden Comment
  RSA714192  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  RSA638955  Helenium bigelovii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  UCR190290  Helenium bigelovii R. G. Swinney 1998-8-1 6627 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UC32238  Helenium puberulum H. P. Chandler 1897-6-21 Los Angeles Claremont 335 Comment
  RSA11374  Helianthemum scoparium var. vulgare C. Epling, N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA441794  Helianthemum scoparium var. vulgare Anstruther Davidson 2392 Los Angeles Sierra Madre Comment
  CAS-BOT-BC305412  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  UCR165232  Helianthus annuus A. C. Sanders, Helen Kennedy 2005-4-13 29473 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  CAS-BOT-BC305430  Helianthus annuus W. R. Dudley 1907-11-18 s.n. Los Angeles Monrovia Canon [Canyon] (near Monrovia) Comment
  RSA598263  Helianthus gracilentus R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, at Big Dalton Dam. 518 Comment
  RSA0008274  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .1 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
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Jun 26 2019
  RSA0008275  Helianthus nuttallii subsp. parishii H. E. Hasse 1890-09 s.n. Los Angeles Swamps Comment
  IRVC28584  Heliotropium curassavicum A. C. Sanders, Mark Elvin 2002-6-19 25171 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  SD252292  Heliotropium curassavicum Steven A. Junak 2000-6-29 Sca 1353 Los Angeles Santa Catalina Island: Along E side of Middle Ranch Road, ca. 1.1 miles from intersection with Airport Road. 292 Comment
  POM126524  Heliotropium curassavicum var. oculatum R. L. Pendleton 1909-7-6 s.n. Los Angeles Catalina Cove, Santa Catalina Island. Comment
  LA82230  Heliotropium curassavicum var. oculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14334 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  UC159224  Helminthotheca echioides Theodore W. Minthorn 1910-9-25 3 Los Angeles near Cienega; Southern California Comment
  POM360258  Hemizonia fasciculata M. B. Dunkle 1928-10-17 2020 Los Angeles Howland's Landing, Santa Catalina Island. Comment
  RSA0119796  Hemizonia fasciculata R. G. Swinney 2014-5-15 16510 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  RSA599684  Hemizonia fasciculata Steve Boyd, Lauren Raz 1997-5-6 9703 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA0001291  Hemizonia minthornii T. W. Minthorn 1923-11-12 s.n. Los Angeles Near Chatsworth, in Santa Susanna Mts. Comment
  RSA617363  Herniaria hirsuta subsp. cinerea Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10228 Los Angeles Liebre Mountains region: head of Charlie Canyon at the south base of Red Mountain between San Francisquito and Elizabeth Lake canyons, near the intersection of Forest Service roads 5N30 and 5N17. 609 Comment
  LA35980  Hesperocnide tenella Peter H. Raven; 1960-5-15 15372 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA569915  Hesperocnide tenella Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4826 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR155610  Hesperolinon micranthum A. C. Sanders 2005-5-11 30145 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  SBBG45261  Heteromeles arbutifolia D. Propst 1962-11-22 Los Angeles head of Vieudelou Street, Avalon Comment
  UC860406  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 S 4957 Los Angeles Cherry Valley; Santa Catalina Island 20 Comment
  SD79059  Heteromeles arbutifolia var. macrocarpa R. M. Beauchamp 1966-8-9 56 Los Angeles Santa Catalina Island: South slope above road between the Isthmus and Fourth of July Cove Comment
  RSA0074527  Heterotheca fastigiata David Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, Angeles National Forest, 6 miles north of La Crescenta near George's Gap. 914 Comment
  RSA0074530  Heterotheca fastigiata F. W. Peirson 1920-3-28 5273 Los Angeles Tujunga Canyon, Western San Gabriel Mountains. 427 Comment
  SEINET11261239  Heterotheca grandiflora K. Dobry 1991-4-27 d 120 Los Angeles Upper Stunt Road, Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  UCR206517  Heterotheca sessiliflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36947 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  CAS-BOT-BC310844  Heterotheca sessiliflora subsp. fastigiata J. Ewan 1930-12-7 3472 Los Angeles Clam Shell Canyon above Monrovia Comment
  UCSB51510  Heterotheca villosa Hodgson, John 1928-09 Los Angeles Peace Valley meadow; Tejon Dist.; Santa Barbara Forest 914 Comment
  RSA0063114  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3769 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  RSA0066123  Heuchera elegans R. G. Swinney 1995-7-14 4234 Los Angeles San Gabriel Mts., Thunder Mtn. Ridge, W of Thunder Mtn. Peak. 2521 Comment
  CAS-BOT-BC55362  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-9-20 8275 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining SSE, exiting into Bouquet Reservoir. 934 Comment
  LA10648  Holcus lanatus Marjorie Bowler; 1937-10-7 sn Los Angeles S of bridge, UCLA campus Comment
  RSA0127326  Homalocladium platycladum A. Griffiths Jr., W. D. Hawkinson 1961-6-1 4070 Los Angeles Pasadena. Comment
  SD72836  Hordeum brachyantherum subsp. californicum F. R. Fosberg 1931-4-3 S 4477 Los Angeles Pebble Beach, Santa Catalina Island, dry salt marsh, supra littoral zone 2 Comment
  UCR265466  Hordeum depressum Jordan Zylstra 2015-4-10 15002 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1016 Comment
  POM591975  Hordeum intercedens Mark Hoefs, Doug Propst 1974-5-10 459 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  CDA2188  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  RSA0112839  Hordeum marinum subsp. gussoneanum Steven A. Junak 1999-5-20 SCa- 957 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road. 305 Comment
  SBBG13209  Hordeum murinum M. A. Piehl 1962-6-9 62331 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR259266  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  CAS-BOT-BC289331  Hordeum murinum subsp. glaucum John H. Thomas 1957-5-17 6767 Los Angeles Occidental College Campus near Moore Laboratory, Los Angeles Comment
  RSA639099  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-15 9567 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  UC284731  Hordeum murinum subsp. leporinum P. A. Munz 1923-4-8 6620 Los Angeles San Clemente Island Comment
  RSA127852  Horkelia cuneata subsp. cuneata Peter H. Raven 1959-4-18 13998 Los Angeles Santa Monica Mountains, Point Dume, sandy field behind point. 24 Comment
  UC64242  Horkelia cuneata subsp. puberula H. M. Hall Apr 1903 3750 Los Angeles Pasadena Comment
  UCR119551  Hulsea heterochroma L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Little Rock Creek near Cedar Springs 1982 Comment
  RSA0103787  Hulsea vestita subsp. gabrielensis R. G. Swinney 2011-6-14 15116 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CAS-BOT-BC273560  Hyparrhenia hirta Louis C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Lincoln Ave. Comment
  SD230135  Hyparrhenia hirta Louis C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Lincoln Ave. Comment
  RSA0020291  Hypochaeris glabra Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5105 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA258368  Hypochaeris glabra C. W. Tilforth 1972-4-14 487 Los Angeles Common in drier, sandy areas of garden. Comment
  SBBG8311  Isocoma acradenia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CATA3216  Isocoma menziesii Julie L. King 2016-11-30 35 Los Angeles Santa Catalina Island: 25 meters west of SE junction of Empire Landing & Quarry Haul Rd. 166 Comment
  UC87190  Isocoma menziesii var. vernonioides T. S. Brandegee 1883-8-1 Los Angeles Newhall Comment
  RSA747131  Iva axillaris R. G. Swinney 2008-6-9 8976 Los Angeles mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  UCSB11236  Jaumea carnosa Breedlove, Dennis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor; Santa Catalina Island 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
  RSA670755  Juglans californica Joseph M. Keefe 2001-4-8 31202 Los Angeles San Rafael Mountains. South side of Upperton Place (south across street from 1366 Upperton Place) 0.5 mile west of intersection with Upperton Avenue; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 259 Comment
  UCR124387  Juglans californica I. W. Clokey, B. C. Templeton 1929-1 4585 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  LA30497  Juglans californica var. californica Jane Turner; T. Mosquin 1958-11-16 C 48 Los Angeles 472 Comment
  LA33624  Juglans californica var. californica Henry J. Thompson; 1959-3-31 1912 Los Angeles Santa Monica Mountains, 1.2 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell 396 Comment
  RSA593501  Juglans californica var. californica Steve Boyd, Mike Wall 1996-5-16 8766 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  UCR193949  Juglans nigra A. C. Sanders 2008-7-10 35743 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA0115445  Juncus balticus R. G. Swinney 2011-10-13 15784 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  UCR187243  Juncus bufonius A. C. Sanders 2006-5-16 32332 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCR210283  Juncus bufonius R. G. Swinney 2008-10-16 9602 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR258759  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
  CATA807  Juncus bufonius var. bufonius Mark L. Hoefs, Robert Given 1991-6-12 1379 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  RSA199178  Juncus bufonius var. bufonius Robert F. Thorne, D. Propst 1968-5-29 37700 Los Angeles Santa Catalina Island: Summit Reservoir 427 Comment
  UCR271539  Juncus ensifolius R. G. Swinney 2011-10-13 15802 A Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA600365  Juncus rugulosus Steve Boyd, Lauren Raz 1997-5-28 9873 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
  RSA741096  Juncus rugulosus Justin M. Wood 2008-11-21 247 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  UCR197122  Juncus rugulosus LeRoy Gross 2007-3-13 2612 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Wildwood Canyon, outside of debris dam 499 Comment
  UCR217821  Juncus rugulosus Dan S. Cooper 2010-8-27 810- 91 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  RSA624460  Juncus tiehmii L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  UC1922760  Juncus xiphioides Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1349 Los Angeles Transverse Ranges; Verdugo Mountains region; Near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Mtwy. 473 Comment
  RSA172738  Keckiella antirrhinoides Mark Parratt 1962-4-21 178 Los Angeles S facing slope of the wash of Pomona College campus, near steam plant; Claremont.San Gabriel foothills. 366 Comment
  CAS-BOT-BC235729  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Transverse Range; San Gabriel Mtns.: Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  JEPS11572  Keckiella cordifolia Frank W. Peirson 1924-6-16 Los Angeles Pasadena Comment
  RSA401754A  Keckiella cordifolia Ruth Herley 1932-4-26 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA640733  Keckiella cordifolia Louis C. Wheeler 1931-4-27 s.n. Los Angeles College Way: (vicinity of Claremont). Comment
  SBBG31077  Keckiella cordifolia R. F. Thorne with D. Propst 1968-5-27 37632 Los Angeles Middle Ranch Cyn Comment
  UCR131410  Keckiella cordifolia Alison Lipman 1998-6-11 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  UCR273440  Keckiella ternata subsp. ternata R. G. Swinney 2011-10-25 15854 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
  SEINET2042306 Image available Krascheninnikovia lanata B. Pitzer 1998-5-23 3720 Los Angeles West Mojave; ca 18 mi NW of Adelanto, 12.8 mi W of the San Bernardino Co. line 240th St. East, 3.1 mi N of jct. with El Mirage Rd. (=Ave. P), 0.25 mi by dirt road E of240 St and 3.4 mi S of Avenue J(Adobe Mountain 7.5' Q) 866 Comment
  RSA640959  Lactuca serriola L. C. Wheeler 1931-7-22 s.n. Los Angeles La Verne: Wheeler's residence. Comment
  UC1584924  Lamarckia aurea Tim Ross 1991-4-8 4450 Los Angeles western Pomona, Elephant Hill Elephant Hill; western Pomona, Elephant Hill 228 Comment
  UCR68937  Lamarckia aurea Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4246 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCSB12224  Lamarckia aurea Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  UCR59233  Lampranthus tenuifolius A. C. Sanders 1988-2-18 7689 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  RSA590062  Larrea tridentata Orlando Mistretta 1994-3-30 992 Los Angeles Little Rock creek. Slopes E below Little Rock Dam. 1006 Comment
  CAS-BOT-BC337890  Lasthenia R. J. Dobbs 1924-4-22 491 Los Angeles 9 miles below Swetzer [Switzer] Comment
  POM361490  Lasthenia californica Gary D. Wallace 1979-4-19 1679 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  POM361498  Lasthenia californica E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  JEPS15066  Lasthenia gracilis Geo. B. Grant 1907-1-1 98 Los Angeles Pasadena Comment
  SBBG13286  Lasthenia gracilis M. A. Piehl 1962-6-9 62317 a Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  SFV1825  Lathyrus vestitus K. A. Wilson 1961-2-20 867 Los Angeles San Gabriel Mountains Little Tujunga Canyon. Comment
  SFV1828  Lathyrus vestitus C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Roadside on Malibu Canyon Road, 3 miles from Highway 101. 210 Comment
  OBI13243  Lathyrus vestitus var. vestitus Bill Arbaugh 1966-3-27 49 Los Angeles Cold Canyon rd, Santa Monica Mts Comment
  RSA482501  Lathyrus vestitus var. vestitus Richard Noyes 1988-5-12 560 Los Angeles San Gabriel Mountains: San Antonio Canyon. One mile north of intersection of Mt. Baldy Road and Mountain Avenue 854 Comment
  CDA27150  Lathyrus vestitus var. vestitus T. C. Fuller 1965-4-26 13371 Los Angeles Old Topanga Canyon Road, 0.2 miles north of Highway 27, Topanga. 0 Comment
  SFV16354  Lavatera assurgentiflora subsp. glabra P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island. Bird Rock near Isthmus Harbor. Bird guano covered rock just off shore. Bird Rock #1. 1 Comment
  UCR259982  Layia glandulosa R. G. Swinney 2010-5-11 12641 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA92289  Layia glandulosa F. W. Peirson 1919-3-30 345 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 427 Comment
  CAS-BOT-BC380176  Layia platyglossa Frank W. Peirson 1923-4-9 3430 Los Angeles San Clemente Island; Wilson's Cove Comment
  CAS-BOT-BC380214  Layia platyglossa M. E. Jones 1882-5-3 s.n. Los Angeles Pasadena Comment
  UC187708  Layia platyglossa Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  SBBG17875  Layia platyglossa P. H. Raven 1962-4-12 17331 Los Angeles S of cyn below the Tomb 228 Comment
  RSA69727  Lemna minor F. W. Peirson 1924-9-19 5269 Los Angeles Arroyo Seco, near Pasadena. 198 Comment
  SEINET10630450  Lens culinaris Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2639 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA697445  Lepidium dictyotum Elisabeth Norland 1929-2-16 2 Los Angeles Cypress. Comment
  CAS-BOT-BC89533  Lepidium lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles California Channel Islands. San Clemente Island. Canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  RSA535287  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5335 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG127512  Lepidium nitidum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2842 Los Angeles upper end of rd to Toyon Beach 411 Comment
  SBBG130747  Lepidium oblongum S. A. Junak 2000-3-30 SCa 1141 Los Angeles W end of beach at Little Harbor 24 Comment
  RSA709464  Lepidium strictum A. C. Sanders 2005-5-1 29835 Los Angeles Los Angeles Natural History Museum, Exposition Park, Los Angeles. 53 Comment
  UCR241291  Lepidium strictum Tracy Drake, Tony Baker 2012-4-3 2012- 2 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0107829  Lepidium strictum Steven A. Junak 2000-5-19 SCa- 1308 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  RSA226156  Lepidium virginicum var. pubescens Gary D. Cromwell, David W. Wheat 1971-4-16 515 Los Angeles Mystic Canyon. 2 miles NE of Glendora. 579 Comment
  RSA429663  Lepidium virginicum var. pubescens H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach. Comment
  CAS-BOT-BC328078  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCSB32964  Leptosiphon breviculus Patterson, R.; Mason, R.; Trager, J. 1978-6-20 Los Angeles San Gabriel Mtns., Calif. Hwy. 2, ca. 4 mi. W of Bigpines 2300 Comment
  HSC17089  Leptosiphon liniflorus C. S. Apperson 1967-6-3 Los Angeles 5 mi. E of Gorman on Hwy. 138 Comment
  POM364722  Leptosiphon pygmaeus subsp. continentalis L. C. Wheeler 1934-4-24 2562 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR202714  Lessingia filaginifolia R. G. Swinney 2001-8-18 8062 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  SDSU4695  Lessingia glandulifera var. glandulifera F. Young Berg 1933-10-9 1554 Los Angeles Claremont. Comment
  SFV4017  Lessingia glandulifera var. glandulifera M. L. Vincent 1962-10-4 297 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. 475 Comment
  OBI34014  Lessingia glandulifera var. glandulifera Mark Schneider 1973-10-4 s.n. Los Angeles By Tujunga wash 457 Comment
  POM250005  Lessingia glandulifera var. glandulifera E. C. Jaeger 1938-7-1 s.n. Los Angeles Mojave Desert. Comment
  RSA594190  Lessingia glandulifera var. peirsonii Steve Boyd, Lauren Raz 1996-10-14 9093 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  SD111603  Lewisia rediviva var. minor Wayne P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  CAS-BOT-BC283778  Leymus cinereus Roxana S. Ferris 1918-6-12 905 Los Angeles Desert road between Oban and Lancaster Comment
  CAS-BOT-BC283750  Leymus condensatus Ira L. Wiggins 1965-9-26 20255 Los Angeles Carbon Canyon about 3.5 miles above its mouth Comment
  POM7103  Leymus condensatus M. Hitchcock 1918-4-3 39 Los Angeles Topango [Topanga] Canyon. Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  RSA535890  Leymus condensatus Timothy S. Ross 1991-9-2 5937 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road; Draw off W side of Y.B. Road. 503 Comment
  SBBG120142  Leymus condensatus A. C. Sanders 2003-5-22 26820 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects it) and N of Santa Fe railroad, E of San Gabriel River channel 171 Comment
  JEPS61990  Lilium humboldtii subsp. ocellatum Frank W. Peirson 1919-7-1 515 Los Angeles Fish Canyon; San Gabriel Mountains Comment
  POM175372B  Lilium humboldtii subsp. ocellatum E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA377136  Lilium humboldtii subsp. ocellatum John P. Hill 1932-6-18 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA605989  Linanthus aureus Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  POM65900  Linanthus aureus subsp. aureus Jos. Burtt Davy 1896-05 2470 Los Angeles Fairmont, Antelope Valley. Comment
  IRVC26135  Linanthus breviculus B. C. Templeton 1932-7-21 5026 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  UC150150  Linanthus breviculus Hasse and Davidson 1906-6-1 1611 Los Angeles Rock Creek Comment
  RSA276018  Linanthus californicus Jack Delaini 1974-5-9 170 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 793 Comment
  RSA522943  Linanthus californicus T. S. Ross, Orlando Mistretta 1990-10-24 3303 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA468445  Linanthus californicus subsp. glandulosus D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  RSA652605  Linanthus californicus subsp. glandulosus Bill Wilds 1956-3-29 s.n. Los Angeles Topanga Canyon. 487 Comment
  SD107817  Linanthus dianthiflorus Larry DeBuhr 1977-4-16 2567 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbors Comment
  UC52538  Linanthus dianthiflorus Harley P. Chandler 1897-1-1 Los Angeles Claremont 396 Comment
  RSA777686  Linanthus dichotomus Orlando Mistretta, Christine Mistretta 2010-5-19 5105 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR192536  Linanthus dichotomus A. C. Sanders 2008-4-10 34806 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA715753  Linanthus liniflorus Scott D. White, Andrea Warniment 2006-7-7 11622 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UC1124031  Linanthus liniflorus A. D. Gifford 1935-4-21 612 Los Angeles 1.5 mi ne Manzana; Tejon Quad. 853 Comment
  RSA337415  Linanthus parryae R. F. Thorne, Gary D. Wallace 1973-4-25 43377 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA0035774  Lippia nodiflora Amy Drooks 1981-4-19 19 Los Angeles West Covina residence. Comment
  CHSC5112  Lithophragma Mary MacArthur 1967-7-16 97 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12 Angeles National Forest, San Gabriel Mts. 1524 Comment
  RSA733757  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  RSA468214  Lithophragma affine subsp. mixtum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  RSA468220  Lithophragma affine subsp. mixtum M. B. Dunkle 1933-4-19 3322 Los Angeles Palos Verde Hills. Comment
  UC1408949  Lithophragma heterophyllum Donald R. Bissing 1973-4-6 38 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 725 Comment
  RSA588733  Lithophragma tenellum Orlando Mistretta 1994-5-31 1280 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  UCR191524  Lithophragma tenellum R. G. Swinney 1998-7-8 6338 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA0056535  Lithophragma tenellum Orlando Mistretta 1992-5-16 18 Los Angeles Vicinity of Big Pines; head of Swarthout Valley, Mountain High Ski area, San Gabriel Mountains region. Comment
  UCR189863  Lobelia dunnii var. serrata R. G. Swinney 1998-7-28 6511 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  RSA670185  Lobelia dunnii var. serrata Ian Swift 2001-7-2 237 Los Angeles Middle Fish Canyon, 1 miles north of Cienega Campground 793 Comment
  LA200324  Lobularia maritima W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  SFV1496  Lobularia maritima K. A. Wilson 1961-2-18 860 Los Angeles Santa Monica Mountains 2 miles west of Seminole Hot Springs. Abandoned, overgrown house lot. Comment
  POM307839  Lobularia maritima Henry J. Ramsey, Henry J. Ramsey 1938-1-9 2762 Los Angeles Eaton Canyon Park, Altadena Comment
  POM320497  Lobularia maritima Greg Wright 1971-6-26 205 Los Angeles Live Oak Canyon Dam drainage basin, west of Live Oak Canyon Road, Northwest of Claremont. Pacific slope drainage area. 396 Comment
  SFV1497  Lobularia maritima C. Gasser 1956-3-27 s. n. Los Angeles Santa Monica Mountains 3.5 miles from Highway 101 on Malibu Canyon Road by Honor Camp #3. 610 Comment
  CAS-BOT-BC342198  Logfia filaginoides Ernest Braunton 1903-3-1 854 Los Angeles Playa del Rey Comment
  UC1594348  Logfia gallica Tim Ross 1992-5-17 6335 Los Angeles center w side of San Gabriel Reservoir (short easterly spur canyon along Highway 39); San Gasbriel Mountains, , Highway 39 463 Comment
  RSA601834  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA97157  Lomatium dissectum var. multifidum F. W. Peirson 1929-6-30 8422 Los Angeles Aliso Creek at Tie Canyon 1357 Comment
  RSA600035  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz 1997-3-25 9255 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
  RSA757319  Lomatium nevadense R. G. Swinney 2008-6-17 9053 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR223044  Lomatium nevadense R. G. Swinney 2009-5-6 10663 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
  UC889518  Lonicera hispidula var. vacillans Ezra C. Knopf 519 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC240743  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-6-19 326 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC240752  Lonicera interrupta Timothy S. Ross; Steve Boyd 1994-6-22 8013 Los Angeles Liebre Mountains. Warm Springs Canyon: 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32 658 Comment
  RSA100222  Lonicera interrupta F. W. Peirson 1919-6-14 4504 Los Angeles Rock Creek, north slopes of San Gabriel Mts. 1295 Comment
  RSA774796  Lonicera interrupta R. G. Swinney 2009-7-29 11403 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR165068  Lonicera interrupta A. C. Sanders, Helen Kennedy 2005-4-13 29468 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA782202  Lotus crassifolius R. G. Swinney 2009-8-25 11479 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UC1194907  Lotus dendroideus var. traskiae Reid Moran 1958-9-15 6841 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 50 Comment
  UC1215140  Lotus dendroideus var. traskiae Peter H. Raven 1962-4-10 17179 Los Angeles above Wilson Cove; San Clemente Island 60 Comment
  RSA128274  Lotus grandiflorus var. grandiflorus H. J. Thompson 1959-3-27 1896 Los Angeles 1.3 miles east of Peak, Saddle Peak. 701 Comment
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Dec 6 2008
  RSA90294  Lotus grandiflorus var. grandiflorus Joseph A. Ewan 1931-3-21 4066 Los Angeles 1/2 mile below summit Saddle Peak, Santa Monica Mountains 610 Comment
  RSA90375  Lotus grandiflorus var. grandiflorus F. W. Peirson 1919-7-3 4067 Los Angeles Lukens Peak 1220 Comment
  RSA188209  Lotus hamatus R. F. Thorne, P. C. Everett 1965-6-22 34894 Los Angeles Santa Catalina Island., upper end of Avalon Canyon along road. 213 Comment
  RSA678245  Lotus hamatus Valerie L. Soza, S. D. Boyd 2002-4-10 1410 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 610 Comment
  UC15602  Lotus hamatus Dr. A. Davidson 1891-1 3 Los Angeles Catalina Island Comment
  RSA5482  Lotus heermannii var. heermannii C. B. Wolf 1932-8-11 4015 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  UCR126828  Lotus humistratus A. C. Sanders 2003-6-19 26977 B Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 366 Comment
  RSA0034408  Lotus oblongifolius Marion P. Harthill 1972-4-8 s.n. Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  POM175415  Lotus oblongifolius var. oblongifolius Joseph A. Ewan 1930-6-23 2653 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA659943  Lotus procumbens var. procumbens Orlando Mistretta 1992-5-18 355 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA0013117  Lotus salsuginosus D. E. Bramlet 2008-3-26 4118 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn access road, 151 m W of the landfill entrance. Comment
Read comments
Nov 2 2018
  UCR131418  Lotus salsuginosus Alison Lipman 1998-6-8 s.n. Los Angeles South Coastal Plains Region, Forestal property, Rancho Palos Verdes 305 Comment
  UCR143495  Lotus salsuginosus var. salsuginosus Steve Boyd, Et al. 1997-4-1 9452 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
  RSA533500  Lotus salsuginosus var. salsuginosus T. S. Ross 1991-3-9 4202 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  UC1129143  Lotus scoparius A. D. Gifford 1935-5-8 677 Los Angeles 6.5 mi se Whitaker Pk.; Tejon Quad. 487 Comment
  RSA0057927  Lotus scoparius subsp. scoparius Richard G. Swinney 2010-3-16 11948 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
  RSA747092  Lotus scoparius subsp. scoparius A. C. Sanders, T. B. Salvato 2009-5-19 36831 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  UCR276913  Lotus strigosus R. G. Swinney 2011-3-29 14272 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UCR280679  Lotus strigosus R. G. Swinney 2014-5-27 16682 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA709636  Lotus strigosus LeRoy Gross 2005-4-28 2145 -a Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SEINET4035448  Lotus strigosus R. Moran 1941-1 610 Los Angeles Grassy slpe above sea, north of Wilson's Harbor, Santa Catalina Island. Comment
  RSA273194  Lotus strigosus var. strigosus Glenn A. Gorelick 1978-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  RSA406259  Lotus unifoliolatus F. R. Fosberg 1931-7-14 773 Los Angeles Hay Press, Santa Catalina Island 350 Comment
  CAS-BOT-BC174639  Lotus unifoliolatus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8137 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA593760  Lotus wrangelianus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8551 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
  SEINET5766212 Image available Lupinus A. M. Johnson 1934-1 4382 Los Angeles entrance to UCLA campus, Westwood Village Gate Comment
  RSA213425  Lupinus Reid V. Moran 1941-5-19 592 Los Angeles In field, north of Middle Ranch, San Clemente Island. 500 Comment
  SEINET2062551 Image available Lupinus albifrons var. eminens Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mts. 304 Comment
  RSA729781  Lupinus andersonii R. G. Swinney 1998-7-2 6243 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
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May 3 2010
  CATA3033  Lupinus bicolor Amy Catalano 2016-3-17 040 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 324 Comment
  RSA600728  Lupinus bicolor L. C. Wheeler 1955-4-17 7136 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon. Comment
  RSA666626  Lupinus bicolor A. C. Sanders, D. Malueg 1998-6-22 22042 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SEINET3860169  Lupinus bicolor R. G. Swinney 2009-3-25 10153 Los Angeles San Gabriel Mtns. Foothills: far west end of Glendora Ridge Motorway on north of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  PASA810  Lupinus bicolor Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  SEINET3418169 Image available Lupinus chamissonis Edith A. Purer 1935-5-12 6597 Los Angeles El Segundo, Partially stabilized sand dunes, El Segundo, Los Angeles County, California. Comment
  UC527613  Lupinus chamissonis C. B. Wolf 1931-6-25 2245 Los Angeles sand hills w El Segundo (El Segundo); sand hills w El Segundo 60 Comment
  RSA641232  Lupinus concinnus R. F. Thorne 1974-4-9 44705 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
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Feb 7 2008
  RSA773613  Lupinus excubitus var. austromontanus R. G. Swinney 2009-6-24 11227 Los Angeles summit of Granite Mountain 1988 Comment
  POM2483  Lupinus formosus C. F. Baker 1904-2-17 4008 Los Angeles Claremont. Comment
  SBBG69083  Lupinus formosus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG69108  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  POM11095  Lupinus formosus var. formosus H. D. Collins 1921-4-22 35 Los Angeles Claremont. 366 Comment
  POM11102  Lupinus formosus var. formosus H. D. Collins 1921-4-23 70 Los Angeles Claremont. 366 Comment
  UC1952556  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island, Pyramid Cove Comment
  CDA27445  Lupinus hirsutissimus T. C. Fuller 1962-4-1 8174 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  CHSC98041  Lupinus hirsutissimus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 701 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  RSA656434  Lupinus hirsutissimus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 698 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  UCR255837  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UCR55914  Lupinus hirsutissimus J. A. Adams 1965-3-19 75 Los Angeles Foothills of San Gabriel Mtns., Claremont, Thompson's Wash, north end of Indian Hill Blvd. 427 Comment
  RSA534075  Lupinus hirsutissimus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5268 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336] marker; 1800 t SE of Malo Knoll [1396]) 384 Comment
  UCD107948  Lupinus hyacinthinus Daryl Koutnik; John Cuti 1978-4-19 376 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  HSC14834  Lupinus latifolius subsp. parishii C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  RSA632423  Lupinus longifolius Valerie L. Soza, LeRoy Gross 1999-7-15 634 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. . 822 Comment
  UCR220057  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UC177216  Lupinus microcarpus var. densiflorus S. B. Parish 1914-5-27 9256 Los Angeles near the summit Teforo Pass (Tejon Pass?) (Southern California); near the summit of Teforo Pass (Tejon Pass?) Comment
  RSA0042343  Lupinus microcarpus var. horizontalis Pam De Vries 2013-5-20 7862 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills); About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1034 Comment
  SBBG89132  Lupinus microcarpus var. microcarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  CAS-BOT-BC207240  Lupinus peirsonii Frank W. Peirson 1926-4-27 6671 Los Angeles Rock Cr., San Gabriel Range 1371 Comment
  UC2029979  Lupinus peirsonii Orlando Mistretta 1993-6-2 856 Los Angeles SAN GABRIEL MOUNTAINS: Mt. Baden Powell. Comment
  SBBG67042  Lupinus sparsiflorus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  RSA652480  Lupinus sparsiflorus subsp. sparsiflorus Vance Langford 1948-3-29 s.n. Los Angeles In vacant lot at 136 St. and Hawthorne Blvd. Comment
  CATA475  Lupinus succulentus Sara L. Crockett 1997-3-28 617 Los Angeles Santa Catalina Island: End of Cat Harbor Road, NE side of Cat Harbor 15 Comment
  UCSB3345  Lupinus succulentus Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Berverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  HSC79777  Lupinus succulentus John A. Hall 1971-3-19 15 Los Angeles Los Angeles, 500 yds. NW of University of L.A. 61 Comment
  RSA133779  Lupinus succulentus H. J. Thompson 1959-4-12 1931 Los Angeles Santa Monica Mountains, 2 miles west of Las Virgenes Road, Mulholland Highway 305 Comment
  SFV15551  Lupinus succulentus R. K. Stachelek 1992-4-4 6 Los Angeles San Fernando Valley Los Angeles, Granada Hills. Roadside of 12600 block of Woodley on west side south of Balboa. [probably 12600 block of Balboa or Woodley; these streets are parallel]. Comment
  UC1922668  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA008667  Lupinus truncatus Fay A. MacFadden 1933-05 11070 Los Angeles Verdugo Mountains: Tujunga Wash, near Roscoe. Comment
  RSA414383  Lupinus truncatus M. Bisbee 1917-4-10 s.n. Los Angeles Hill Ave. Eagle Rock Comment
  UCR203250  Luzula comosa R. G. Swinney 2001-8-27 8119 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  UCR204014  Luzula comosa R. G. Swinney 2001-9-15 8136 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  SD120699  Lycium andersonii Larry Salata, Jan Larson 1985-12-10 Los Angeles San Clemente Island: above old quarry, north side of Nots Pier Road, 0.2 miles northest of main island road 182 Comment
  CAS-BOT-BC231609  Lycium cooperi H. E. Hasse 1893-5-25 s.n. Los Angeles Near Acton 822 Comment
  UCR108202  Lycium cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  SEINET4090625  Lyonothamnus floribundus R. Moran 1941-1 652 Los Angeles Head of Johnson's Canyon, Santa Catalina Island. 400 Comment
  RSA589782  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8207 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system at head of canyon draining NNE to Parsons Landing. 402 Comment
  SBBG91498  Lyonothamnus floribundus var. floribundus M. W. Parratt 1965-1-26 645 Los Angeles Santa Catalina Island Comment
  CATA49  Lysimachia arvensis USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 28 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  CATA3006  Madia gracilis Peter J. Dixon 2015-4-27 040 Los Angeles Santa Catalina Island: Upper Coffeepot Canyon, near stock pond on Renton Pass Rd. 1.3 mile SW of residence (1 Renton Pass) 454 Comment
  RSA0083119  Malacothamnus R. G. Swinney 2010-6-4 13040 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  CAS-BOT-BC230900  Malacothamnus davidsonii Dr. A. Davidson No date on label 1895 Los Angeles Near Los Angeles Comment
  UC1303155  Malacothamnus davidsonii C. B. Wolf 1932-9-15 4076 Los Angeles ca 0.5 mi s San Fernando (2 blocks e of San Fernando Rd on Vaughn Ave); San Fernando Valley 304 Comment
  CAS-BOT-BC206212  Malacothamnus fasciculatus Vernon O. Bailey 1907-10-29 s.n. Los Angeles N. slope Santa Monica Mts. Comment
  HSC15980  Malacothamnus fasciculatus C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  JEPS98622  Malacothamnus fasciculatus Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  LA30496  Malacothamnus fasciculatus Jane Turner; T. Mosquin 1958-11-16 C 49 Los Angeles 472 Comment
  RSA433294  Malacothamnus fasciculatus F. R. Fosberg 1931-4-29 S- 4725 Los Angeles Santa Catalina Island. Eagles Nest, Middle Ranch Canyon. 180 Comment
  RSA433329  Malacothamnus fasciculatus Robert Gustafson 1981-5-13 2212 Los Angeles Ballona Wetlands, Area 1 northeastern sector of Area 1, just below the berm that runs paralleling the channel Comment
  UCR205888  Malacothamnus fasciculatus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37088 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  LA105525  Malacothamnus fasciculatus var. fasciculatus Barry A. Prigge; 1989-5-13 8729 Los Angeles Santa Suzana Mountains, Blind Canyon: upper slope of canyon, ca 1.76mi NW of the junction of Simi Valley Fwy and Topanga Blvd, N of Chatsworth. 518 Comment
  CAS-BOT-BC206373  Malacothamnus fremontii John Thomas Howell 1947-7-18 23413 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA0101000  Malacothamnus fremontii Orlando Mistretta, Christine Mistretta 2008-5-2 2607 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA617481  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6776 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCR107798  Malacothrix californica Steve Boyd, V. Soza 1998-4-28 10170 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  RSA0053899  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  UCR270827  Malacothrix clevelandii R. G. Swinney 2011-5-24 14826 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  SD249151  Malacothrix foliosa subsp. foliosa Mixhael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  RSA621295  Malacothrix glabrata L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA684402  Malacothrix saxatilis Scott D. White, Brian Leatherman 2003-11-17 9859 Los Angeles Glendora; South Hills between Big Dalton Wash and the I-10. 274 Comment
  UCR258956  Malacothrix saxatilis R. G. Swinney 2010-2-27 11749 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
  CLARK-A1528-2010  Malacothrix saxatilis var. tenuifolia John C. Roos 1942-10-3 1739 Los Angeles Westwood Village Comment
  SBBG66177  Malacothrix saxatilis var. tenuifolia M. N. Ackley -Jun-1926 161 Los Angeles Verdugo Hills 350 Comment
  SBBG95393  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1928-5-13 1956 Los Angeles Pebbly Beach, by rd Comment
  SDSU4789  Malacothrix saxatilis var. tenuifolia D. F. Howe 1947-5-22 1600 Los Angeles Coast of north of Santa Monica. Comment
  CAS-BOT-BC170379  Malosma laurina Timothy S. Ross 1994-7-19 8173 Los Angeles S base of Indian Hill Mesa, Claremont 396 Comment
  CATA1004  Malosma laurina Mark L. Hoefs 1994-7-18 1885 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  LA105123  Malosma laurina Barry A. Prigge; 1988-7-3 8239 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 341 Comment
  UCSB8653  Malosma laurina McElwain, Isabelle 1953-5-4 Los Angeles 18000 Bull Canyon Rd., Granada Hills 457 Comment
  SBBG54242  Marah macrocarpa F. C. Boutin 1967-4-23 1640 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  UC1409083  Marah macrocarpa Robert F. Thorne and Doug Propst 1973-2-12 42481 Los Angeles hill e Isthmus (above Banning House); San Catalina Island, Ironwood Gully 182 Comment
  SD84919  Marah macrocarpa Mary H. Ward 1971-3-2 127 Los Angeles San Rafael hills, SW Pasadena, behind Linda Vista 305 Comment
  SFV15545  Marah macrocarpa R. K. Stachelek 1992-4-4 7 Los Angeles Sylmar. Stetson Ranch Park off Glenoaks. Comment
  RSA674246  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 -b Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 823 Comment
  UC456050  Marah macrocarpa var. major I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  PASA1164  Marrubium vulgare Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SFV3175  Marrubium vulgare K. A. Wilson 1961-4-10 1141 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCSB5711  Marrubium vulgare Gill, Robert 1959-4-23 Los Angeles Pomona College campus 365 Comment
  UCR246455  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08- 253 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  RSA708548  Medicago polymorpha Valerie L. Soza, LeRoy Gross 2001-5-9 1190 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  UCR150930  Medicago polymorpha Valerie Soza, LeRoy Gross 1999-5-10 456 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  UCR223266  Medicago sativa R. G. Swinney 2009-8-19 11458 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  CHSC108514  Melaleuca quinquenervia R. E. Riefner Jr. 2007-3-10 07 -110 Los Angeles City of San Pedro, near Cabrillo Beach Park, salt marsh inlet channel at Salinas de San Pedro. 3 Comment
  SD72837  Melica imperfecta F. R. Fosberg 1931-4-16 S 4647 Los Angeles Eagle Nest, Middle Ranch Canyon, Santa Catalina Island Comment
  UCD87791  Melica imperfecta Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  RSA0112555  Melilotus indicus R. G. Swinney 2011-6-29 15336 B Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek. 1098 Comment
  RSA177712  Melilotus indicus Robert F. Thorne, Percy C. Everett 1965-5-11 34566 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UCR258836  Melilotus indicus R. G. Swinney 2010-3-22 12029 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA656766  Mentha Valerie L. Soza, Laura Moore 2000-6-14 1008 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  RSA69708  Mentzelia albicaulis F. W. Peirson 1932-4-17 9853 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  UCR223494  Mentzelia congesta R. G. Swinney 2009-6-8 11074 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
  SBBG119020  Mentzelia gracilenta G. D. Wallace with M. Wallace 1983-5-20 2078 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  UC1871133  Mentzelia gracilenta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4805 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  JEPS42774  Mentzelia micrantha R. L. Pendleton 1909-7-2 1363 Los Angeles e Avalon (road); Santa Catalina Island 9 Comment
  SBBG33680  Mentzelia micrantha V. Soza, S. Boyd 2002-4-10 1390 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, approx 2 mi NW along Coarse Gold Cyn fire rd from Bouquet Cyn. 655 Comment
  UCR119835  Mentzelia micrantha Jeremiah George 2001-5-29 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  RSA762238  Mentzelia micrantha Orlando Mistretta, Christine Mistretta 2008-5-19 3129 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  SDSU8069  Mentzelia micrantha D. R Harvey 1929-6-17 303 Los Angeles Ridge Route. Comment
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Oct 12 2011
  RSA674668  Mentzelia montana Scott D. White, Kent Hughes 2000-5-17 7883 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA162700  Mentzelia veatchiana J. D. Olmsted 1959-4-25 494 Los Angeles Big Rock Creek drainage area. 1 mi. NNE of Valyermo P. O. along Holcomb Ridge east of Wrightwood-Pearblossom road. 1128 Comment
  RSA580729  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-25 7899 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA0034485  Mentzelia veatchiana Kim Baird 1972-5-12 s.n. Los Angeles North State Hwy 14. East on Pearblossom Hwy. So. 130rd St. 624 Comment
  SEINET6944408  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UC851880  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  UC1713562  Mesembryanthemum nodiflorum L. R. Abrams and I. L. Wiggins 1931-7-6 367 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  SBBG13482  Mesembryanthemum nodiflorum P. H. Raven 1962-7-11 17995 Los Angeles just S of old airstrip Comment
  RSA188286  Microseris heterocarpa R. F. Thorne 1966-6-2 36511 Los Angeles Santa Catalina Island. Near upper end of road leading to White's Landing 396 Comment
  RSA770894  Microseris heterocarpa R. F. Thorne 1965-5-10 34483 -a Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA533937  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5224 a Los Angeles San Clemente Island. South-east end of island in the vicinity of Knob, 5100 feet NW of Guds. Slope about 250 feet SSE of Knob, approaching Knob Canyon 282 Comment
  RSA0118873  Microseris sylvatica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-11 32033 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
  LA30853  Mimulus aurantiacus Peter H. Raven; Jane Turner, Barbara Whitesel 1959-2-23 C 126 Los Angeles SANTA MONICA MOUNTAINS, Lake Eleanor, above lake. Comment
  RSA522341  Mimulus aurantiacus Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4021 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA600409  Mimulus aurantiacus Steve Boyd, Lauren Raz 1997-4-30 9638 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA641692  Mimulus aurantiacus Orlando Mistretta 1993-6-2 866 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2079 Comment
  RSA442649  Mimulus aurantiacus var. pubescens Lester H. Cushman 1932-5-15 s.n. Los Angeles Glendale. Comment
  RSA447914  Mimulus aurantiacus var. pubescens M. Bisbee 1917-4-25 s.n. Los Angeles Hills north of Eagle Rock Valley Comment
  RSA447920  Mimulus aurantiacus var. pubescens Gary D. Wallace 1964-5-18 s.n. Los Angeles San Dimas. Comment
  POM183625  Mimulus aurantiacus var. pubescens J. Ewan 1929-5-18 3418 Los Angeles 1 mile above mouth of Los Flores Canyon. 84 Comment
  UC1018204  Mimulus aurantiacus var. pubescens J. Warren 1952-5-15 Los Angeles Fish Canyon 457 Comment
  SEINET7096639  Mimulus breviflorus A. G. Vestal 1955-6-9 s.n. Los Angeles Pico Canyon south and west of Route 99. NAD27, 34.3806? deg. , -118.6021? deg. (converted to WGS84) UTM Zone 11, 352703mE, 3805326mN. Comment
  RSA656489  Mimulus floribundus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  RSA226245  Mimulus guttatus Gary D. Cromwell, David W. Wheat 1971-7-1 697 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  UCR223602  Mimulus guttatus R. G. Swinney 2009-6-8 11083 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
  LA209382  Mimulus guttatus F. R. Fosberg; 1932-5-7 8146 Los Angeles Santa Catalina Island, Grand Canyon, Santa Catalina Island, below falls 100.0 Comment
  RSA442749  Mimulus guttatus Jean Carnine 1932-5-1 s.n. Los Angeles Malibu Lakes. Comment
  UCR198569  Mimulus latidens A. C. Sanders 2005-5-11 30131 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UC1409142  Mimulus nasutus Robert F. Thorne 1973-4-11 42837 Los Angeles Norton Canyon San Clemente Island 274 Comment
  CAS-BOT-BC467195  Minuartia Geo. B. Grant 1905-4-20 6488 Los Angeles Garvamza Comment
  RSA602805  Minuartia nuttallii subsp. gracilis L. C. Wheeler 1967-9-13 10744 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  CAS-BOT-BC434626  Mirabilis laevis var. crassifolia S. B. Parish 1916-3-31 10763 Los Angeles In the hills near Avalon, Santa Catalina Island Comment
  SD49383  Mirabilis laevis var. crassifolia Reid Moran 1959-3-9 7170 Los Angeles San Clemente Island; canyon 2.0 miles southeast of Eel Point. 120 Comment
  UC1194911  Mirabilis laevis var. crassifolia Reid Moran 1958-9-18 6848 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 75 Comment
  CAS-BOT-BC434812  Mirabilis laevis var. retrorsa Ellis; Morse 1940-5-20 s.n. Los Angeles Mojave Desert, region Palmdale Comment
  SEINET2054748 Image available Monardella exilis B. Pitzer 1998-5-21 3680 Los Angeles Western Mojave Desert; ca. 18 mi. N of Adelanto, on 240th Street East, ca. 2.8 mi N of intersection with El Mirage Road (=Avenue ''P''), and 3.2 mi S of Avenue ''J'' (N5). Adobe Mtn. 7.5' Quadrangle. 952 Comment
  SEINET1910802  Monardella macrantha Elizabeth McClintock 1941-1 133 Los Angeles Julian. About 1 1/2 miles from Julian on Highway 78 turn right on dirt road, and go about .2 mile. This is a short distance from the turn off to Volcan View Drive. Comment
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Mar 23 2014
  UCR164921  Monardella viridis subsp. saxicola Naomi Fraga, T. Thibault 2005-7-26 1632 Los Angeles Transverse Ranges: San Gabriel Mountains region, West Fork of Palmer Canyon 671 Comment
  UC851245  Monolepis nuttalliana Marcus E. Jones, A. M. 1882-5-3 2333 Los Angeles Pasadena Comment
  UC50096  Monolopia lanceolata Dr. Vogt 1897-1 51 Los Angeles Antelope Valley Comment
  CHSC26287  Morus nigra James Henrickson 1970-5-2 4658 Los Angeles Claremont. 365 Comment
  RSA202456  Mucronea californica W. M. Kinch 1928-5-19 1024 Los Angeles Playa del Rey. Comment
  RSA678326  Muhlenbergia Valerie L. Soza, Genevieve Arnold, Bill Hogshead 2002-6-4 1520 Los Angeles Eastern end of Rincon Red Box Road (2N24.2), east of Pine Mountain, above Rincon Canyon. Comment
  RSA599103  Muhlenbergia californica V. W. Steinmann, R. Cerros T 1996-7-7 924 Los Angeles San Gabriel Mts., ca. 2 km (by trail) from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail in the second large drainage that crosses the trail. 1350 Comment
  UCR163982  Muhlenbergia californica Naomi Fraga, LeRoy Gross, Orlando Mistretta, Maybeth Alva 2004-6-14 1256 Los Angeles Transverse Ranges; San Gabriel Mountains region, Day Canyon, past old gauging Station, north of Day Canyon Ave., south of Cucamonga Peak 1037 Comment
  RSA87324  Muhlenbergia microsperma F. W. Peirson 1918-5-5 1589 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  RSA191167  Muhlenbergia rigens R. F. Thorne 1967-7-19 37180 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA586172  Muhlenbergia rigens Orlando Mistretta 1995-10-2 1943 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  UCR256623  Muhlenbergia rigens R. G. Swinney 2010-9-9 13759 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
  RSA716516  Muilla maritima Scott D. White, Pam DeVries 2006-5-10 11445 Los Angeles Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA777709  Muilla maritima Richard G. Swinney 2009-6-2 11015 -A Los Angeles Horse Flats, 1 air mile NNW of Newcombs Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCSB41565  Muilla maritima Eldred, E. 1977-5-30 Los Angeles Rte. 39, 3 miles south of Crystal Lake 1219 Comment
  UC1215227  Munzothamnus blairii Peter H. Raven 1962-7-11 17992 Los Angeles ne of Lemon Tank (about half way down, canyon n of station Nanny); San Clemente Island Comment
  SD138607  Myoporum laetum Steven A. Junak 1981-7-31 SCI 53 Los Angeles San Clemente Island; northeast end of island, along road to fuel dock pier at Dolphin Bay. 29 Comment
  RSA728998  Nama demissa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1974 Los Angeles Fort Tejon Road. Comment
  RSA247974  Nama demissa Robert F. Thorne, Gary D. Wallace 1973-4-24 43440 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  CAS-BOT-BC259797  Nassella cernua E. R. Blakley 1963-12-7 6346 Los Angeles Channel Islands. San Clemente Island. Canyon between Pyramid Head and Cove, and S of Triangulation Point Guds 30 Comment
  SBBG132165  Nassella cernua S. A. Junak, B. Collins 1991-4-24 SCI 162 Los Angeles upper part of Eel Point grade 198 Comment
  SBBG112777  Nassella lepida S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 522 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  UC1871326  Nassella lepida Tim Ross 1993-4-21 6864 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft), slope and small ridges N of Cactus Peak summit; N slope dropping toward Bullrush Canyon 384 Comment
  UC821953  Nassella lepida Marcus E. Jones, A. M. 1882-5-2 3544 Los Angeles Pasadena Comment
  CAS-BOT-BC276262  Nassella pulchra Steve Boyd 2004-4-15 10901 Los Angeles Transverse Ranges: Liebre Mountains region: Rowher Flats area, edge of off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  RSA151517  Nassella pulchra P. H. Raven 1962-4-9 17172 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  UCR217420  Nasturtium officinale R. G. Swinney 2009-3-10 10066 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UC1971409  Nasturtium officinale Louis C. Wheeler 1966-10-1 8922 Los Angeles SAN GABRIEL MOUNTAINS: Mill Creek at Colby Ranch Road. Comment
  JEPS123341  Navarretia David Gowen 2010-5-12 1111 Los Angeles Northwest of Lancaster at Avenue D adn 40th Street Comment
  RSA589322  Navarretia hamata subsp. hamata Gery Allan 1995-5-21 8616 Los Angeles San Clemente Island. Slope between major terraces, between the main westerly stem of Horse Beach Canyon on the W and the main westerly stem of Chenetti Canyon on the E, 4790 ft WSW of 1135-tri.pt.nearChenity. 316 Comment
  RSA469839  Navarretia hamata subsp. hamata Anonymous 1889-06 s.n. Los Angeles River. [Possibly Los Angeles County] Comment
  RSA177778  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-5-12 34620 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  LA210348  Navarretia mitracarpa Arthur C. Gibson; 2003-6-22 4953 Los Angeles SANTA MONICA MOUNTAINS, Above Cornell Corners, near Kanan Dume Rd. Comment
  RSA0012040  Nemacladus sigmoideus R. G. Swinney 2009-4-29 10596 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UC1929549  Nemacladus sigmoideus Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1683 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA337430  Nemacladus sigmoideus R. F. Thorne, Gary D. Wallace 1973-4-25 43359 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  SEINET10460953  Nemacladus sigmoideus LeRoy R. Abrams Abrams 1899 Los Angeles Mount Wilson Comment
  UCSB5329  Nemophila menziesii Ballard 1954-4-13 Los Angeles On Pomona College Campus 259 Comment
  RSA652167  Nemophila menziesii Toppenberg s.n. Los Angeles Angeles Crest hwy, 1 miles from Ranger Station. Comment
  SFV20974  Nemophila menziesii var. integrifolia L. Gross, B. Hogshead, V. Soza 2003-5-29 948 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
  UC131457  Nemophila menziesii var. integrifolia C. F. Baker 1904-4-22 4183 Los Angeles Monrovia Comment
  RSA0046820  Nemophila menziesii var. integrifolia Karl Steddom 1994-5-22 32 Los Angeles USFS trail 7W12 Baldy Tr. 1500 Comment
  LA210900  Nemophila menziesii var. menziesii Arthur C. Gibson; Barry A. Prigge 2009-3-11 5389 Los Angeles HOLLYWOOD HILLS, Along service road in central Griffith Park. Comment
  UCR265030  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-28 10765 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UCR127397  Nerium oleander A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25563 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  RSA0060141  Nicotiana attenuata Scott D. White, Justin M. Wood 2005-9-22 11226 Los Angeles Liebre Mountains: Tapia Canyon: ca. 2 air miles east of the Interstate 5 / Old Ridge Rt. junction. 427 Comment
  RSA657462  Nicotiana glauca L. Yamanaka 1979-6-5 107 Los Angeles Verdugo Mountains Region: 150 meters from Glendale City College Cafeteria, located on Mountain Ave. and Verdugo Blvd., Glendale; plant on trail starting from upper parking lot. Feet. Comment
  LA33449  Nicotiana glauca Henry J. Thompson; 1958-10-22 1809 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  LA202437  Nicotiana quadrivalvis Arthur C. Gibson; 2006-7-11 5113 Los Angeles SANTA MONICA MOUNTAINS, grounds of the former Soka University on Mulholland Hwy. Comment
  SBBG96873  Nicotiana quadrivalvis T. Ross, S. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Cyn) 926 Comment
  UC166908  Nicotiana quadrivalvis unknown Jun 1904 839 Los Angeles Covina Comment
  UC1215148  Nuttallanthus texanus Peter H. Raven 1962-4-10 17212 Los Angeles about 2 mi n of Thirst (San Clemente Island); San Clemente Island 487 Comment
  SD82889  Oenothera californica R. F. Thorne, M. Z. Thorne 1969-7-10 38439 Los Angeles San Gabriel Mountains; Angeles National Forest; tributary to small stream south of Wrightwood-Big Pines Highway; ca. 1.5 miles west of Wrightwood, Swarthout Valley. 1951 Comment
  RSA595591  Oenothera elata subsp. hirsutissima 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
  UCR190089  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR231167  Oenothera rosea Dan S. Cooper 2011-9-27 911- 113 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  UCR205880  Olea europaea A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37085 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  POM285266  Opuntia littoralis Lyman Benson, Joseph Lanjouw, Robert Benson 1953-5-2 15103 Los Angeles Hills, north face of Swain Canyon, Whites Landing, Santa Catalina Island. 305 Comment
  UCR154363  Orcuttia californica A. C. Sanders 2005-5-5 29898 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA160506  Oreonana vestita David M. Hutt 1959-5-10 633 Los Angeles Devil s Backbone, the ridge 1 mile toward Mt. Baldy from top of first ski tow at Baldy Notch- north of Claremont 2591 Comment
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  SBBG127091  Orobanche bulbosa A. Parikh, N. Gale 2011-6-29 3526 Los Angeles upper Big Tujunga Cyn, 1.1 km WNW of Shortcut Station, 0.9 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  RSA0059276  Orobanche bulbosa Meryl B. Dunkle 1931-4-22 2449 Los Angeles Head Swain's Canyon. Santa Catalina Island. Comment
  SBBG118592  Orobanche fasciculata J. Henrickson 2000-4-15 20697 Los Angeles ca. 2 mi SE of Newhall in upper Whitney Cyn, SE of jct of San Fernando Rd and St Hwy 14, along Whitney Cyn Rd S of Whitney Cyn; near T3N, R15W, S 8 640 Comment
  UC303472  Orobanche fasciculata I. M. Johnston 1917-7-30 1556 Los Angeles San Antonio Mountains, Cucamonga Peak. Comment
  UC537982  Orobanche fasciculata I. M. Johnston 1917-7-28 Los Angeles San Antonio Mountans. N. Fork, San Antonio Canyon. Comment
  UCR271656  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 mi west of Angeles Forest Hwy 1183 Comment
  RSA0070939  Orobanche fasciculata Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  RSA599270  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-31 9444 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
  RSA0062525  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA584487  Osmorhiza brachypoda T. S. Ross 1992-5-24 6422 Los Angeles Brown's gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 502 Comment
  SEINET10494808  Oxalis corniculata David B. Dunn 1947-7-20 Dunn 2991 Los Angeles Collected at 316 n avenue 50. Comment
  HSC79848  Oxalis pes-caprae Bill Fugimoto 1971-5-2 23 Los Angeles About 4 mi. W of Malibu, 1 mi. N of Pacific Coast Hwy. in Los Flores Canyon in Santa Monica Mtns. 305 Comment
  POM145270  Oxalis pes-caprae P. A. Munz 1928-3-7 11067 Los Angeles Claremont, vacant ground north of Foothill Boulevard 366 Comment
  SD90405  Oxytheca caryophylloides R. F. Thorne, C. W. tilforth, J. Dourley, R. Scoggin 1972-8-11 42211 Los Angeles San Gabriel Mts., Angeles National Forest: just below peak of Mt. Waterman 2438 Comment
  RSA332049  Oxytheca parishii var. parishii Wayne E. Sawyer 1981-6-29 73 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi. from Dawson Saddle. 2302 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
  UCR202720  Oxytheca parishii var. parishii R. G. Swinney 2001-8-18 8057 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
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Aug 29 2012
  CAS-BOT-BC121173  Paeonia californica Marion L. Campbell 1921-3-28 140 Los Angeles Los Angeles Comment
  UC450934  Paeonia californica Fay A. Macfadden 1931-3-8 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR270232  Panicum capillare R. G. Swinney 2011-6-30 15382 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCD95988  Papaver californicum Gene Bishop 1994-5-19 T 7 Los Angeles Topanga Canyon, halfway between coast and Calabasas. Comment
  CAS-BOT-BC274173  Pappostipa speciosa A. D. E. Elmer 1902-6-1 3709 Los Angeles Acton Comment
  CAS-BOT-BC413410  Parietaria hespera var. hespera L. R. Abrams; I. L. Wiggins 1931-7-6 369 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  UC1922064  Parthenocissus inserta Scott D. White, A. Warniment 2006-7-18 11635 Los Angeles SE TEHACHAPI MTNS.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. Comment
  SBBG128808  Paspalum dilatatum M. L. Hoefs, S. A. Junak, K. Kirkland 1995-11-11 2569 Los Angeles lower Descanso cyn, just above Descanso Beach 6 Comment
  UCR142763  Paspalum distichum L. C. Wheeler 1933-11-19 2275 Los Angeles San Gabriel Mtns, San Gabriel Canyon 335 Comment
  UCR217709  Paspalum distichum A. C. Sanders, Dan S. Cooper 2010-8-5 38552 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  SEINET11957947  Passiflora caerulea J. F. Bright, Wyman, C. 1931-1 5292 Los Angeles Los Angeles Comment
  POM368748  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge, San Clemente Island Comment
  RSA517852  Pectocarya penicillata Steve Boyd 1986-3-30 1503 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA616160A  Pectocarya penicillata Valerie L. Soza 1998-5-3 86 -a Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  UCR42566  Pectocarya penicillata L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA605503  Pectocarya setosa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  JEPS10887  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  LA94146  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-9 1826 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 2 mi above Sunset Blvd. 243 Comment
  UCR88513  Pellaea andromedifolia Scott D. White, C. McGaugh 1995-5-16 3057 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  POM865  Pellaea andromedifolia var. andromedifolia P. A. Munz 1918-3-28 2015 Los Angeles Claremont. In small canyon west of Palmer's Canyon. Comment
  SEINET3153925  Pellaea mucronata G. B. Grant, W. Wheeler 1904-4-21 920 /6194 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA656425  Pellaea mucronata subsp. mucronata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 707 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA570206  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5001 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SEINET10333242  Penstemon grinnellii James Henrickson 1973-5-12 9595 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  RSA624468  Penstemon grinnellii subsp. grinnellii Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  NY601187  Penstemon grinnellii var. grinnellii T. S. Ross 1990-5-17 2595 Los Angeles San Gabriel Mountains: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1612.4 Comment
  RSA407933  Penstemon heterophyllus Martha Hilend 1928-5-27 s.n. Los Angeles Hills near Elizabeth Lake. Comment
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Jun 14 2012
  RSA645120  Penstemon heterophyllus subsp. australis Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  SD125718  Penstemon heterophyllus var. australis K. Harper 1986-5-17 Los Angeles Bouquet Canyon Rd. just W of Spundy Canyon Rd., E of Bouquet Reservoir, near road Comment
  NY604272  Penstemon labrosus V. Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1981.2 Comment
  NY660805  Penstemon speciosus N. H. Holmgren 1966-5-29 2608 Los Angeles San Gabriel Mountains, Swarthout Valley, California 2, 0.3 mile west of San Bernardino County line. 1889.8 Comment
  SBBG35045  Penstemon spectabilis A. C. Sanders 2003-3-14 25764 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 520 Comment
  POM199722  Penstemon spectabilis subsp. subviscosus I. W. Clokey, Bonnie C. Templeton 1929-03 4475 Los Angeles Open roacky ridge. 300 Comment
  CAS-BOT-BC327976  Pentachaeta lyonii Peter H. Raven; Robert F. Thorne 1964-5-7 19017 Los Angeles Santa Monica Mtns., Saddle Rock Ranch, near Seminole Hot Springs. Comment
  SFV14640  Pentagramma triangularis S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. On creek trail just past developed area. 425 Comment
  RSA0060339  Pentagramma triangularis Karen Hosterman 1957-4-8 963 Los Angeles Santa Catalina Island: Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  UCD113667  Peraphyllum ramosissimum M. Vincent; L. Swade 1964-4-2 473 Los Angeles 1/4 mi. south from Valyermio Road on Pallett Road. Comment
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Aug 5 2014
  RSA459083  Perideridia parishii subsp. latifolia F. R. Fosberg, J. Ewan 1931-8-13 S 5585 Los Angeles Cienega , 0.5 mi. W of Windy Camp, north slope of Mt. Islip. 2300 Comment
  SBBG80321  Perityle emoryi F. C. Boutin 1967-4-23 1672 Los Angeles Lemon Tank 304 Comment
  SD41964  Perityle emoryi Darley F. Howe 1947-3-22 Los Angeles Santa Monica Comment
  UC485144  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  RSA788639  Petunia parviflora D. E. Bramlet, R. L. Allen 2011-5-23 4843 Los Angeles Whittier Narrows Recreation Area. N shoreline of the middle Legg Lake, 301m east of Rosemead Blvd. and 532m S 60 freeway. 64 Comment
  RSA653693  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UC1584244  Phacelia brachyloba Tim Ross and Steve Boyd 1990-6-6 2820 Los Angeles Green Valley Pasture Lake Hughes 7.5' USGS quad., San Francisquito Canyon 926 Comment
  UCR272631  Phacelia brachyloba R. G. Swinney 2011-9-22 15668 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA427626  Phacelia cicutaria var. hispida F. R. Fosberg 1931-4-13 4597 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  RSA74191  Phacelia cicutaria var. hispida F. W. Peirson 1919-7-1 973 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  UCD120316  Phacelia cicutaria var. hispida Daryl Koutnik 1978-4-14 351 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  POM73400  Phacelia cicutaria var. hispida Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA0011519  Phacelia cicutaria var. hispida Orlando Mistretta, Christine Mistretta 2011-6-23 5739 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 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
  UCR189282  Phacelia cryptantha R. G. Swinney 1998-5-16 6094 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  UCR190392  Phacelia curvipes R. G. Swinney 2001-4-18 7889 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA0062528  Phacelia distans R. G. Swinney 2010-6-4 13052 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA593823  Phacelia distans Steve Boyd 1996-4-25 8714 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  POM9837  Phacelia distans P. A. Munz, R. D. Harwood 1920-3-13 3292 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  RSA337438  Phacelia distans Robert F. Thorne 1970-4-17 39510 Los Angeles edge of Angeles National Forest in Grandview Canyon, ca. 5 mi. S of Hwy 138, ca. 10 mi. SE of Pearblossom. 1433 Comment
  RSA74143  Phacelia distans F. W. Peirson 1923-5-21 3512 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  UCR259044  Phacelia douglasii R. G. Swinney 2010-5-12 12760 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
  RSA250063  Phacelia egena Robert F. Thorne, Tilforth, Nilsson 1972-7-20 42177 Los Angeles Swartout [Swarthout] Valley c. 1 mile W of Wrightwood. 1951 Comment
  RSA600018  Phacelia egena Steve Boyd, Lauren Raz 1997-5-29 9931 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
  RSA749031  Phacelia fremontii R. G. Swinney 2008-5-5 8751 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UC1563055  Phacelia fremontii Steve Boyd and Orlando Mistretta 1986-3-31 1555 Los Angeles Hwy 138 4 mi e jct w/ Hwy 18 (ne of Pinyon Hills); Mojave Desert Comment
  UCR209477  Phacelia fremontii R. G. Swinney 2008-6-17 9028 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA155826  Phacelia grandiflora Peter H. Raven 1962-5-23 17859 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  HSC24804  Phacelia grandiflora Koko Williams 1967-5-20 61 Los Angeles 2 mi. N of Azusa in San Gabriel Canyon on Hwy. 39 in San Gabriel Mtns. 1034 Comment
  RSA427968  Phacelia grandiflora Thekla Mohr 1897-05 s.n. Los Angeles Sierra Madra Comment
  UCD120451  Phacelia grandiflora Daryl Koutnik 1978-5-10 463 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  NY57338  Phacelia heterosperma S. B. Parish 06 1887 1980 Los Angeles Rock Creek Comment
  UCR126763  Phacelia hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26115 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
  SD224998  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel Mts. Sunshine Canyon (name not shown on topo): W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/ SR 14 Fwy. Sunshine Canyon Landfill property, site proposed for landfill expansion. 456 Comment
  UC1046927  Phacelia imbricata L. R. Heckard 1953-6-14 499 Los Angeles 2.5 mi down road to Little Rock from junction of Pacifico Mt. road; San Gabriel Mountains, Angeles National Forest 1584 Comment
  UC1375263  Phacelia imbricata subsp. patula Robert F. Thorne and C. W. Tilforth 1971-6-30 40745 Los Angeles Pacifico Mtn. San Gabriel Mts., Angeles National Forest 1950 Comment
  JEPS2141  Phacelia lemmonii S. B. Parish June 1888 1980 Los Angeles Rock Creek Mojave Desert; Rock Creek, Mojave Desert Comment
  RSA586681  Phacelia longipes Orlando Mistretta 1995-5-10 1702 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon, West Fork. 1402 Comment
  UC24396  Phacelia longipes Dr. A. Davidson June 1895 Los Angeles Wilson Mt. Comment
  UCR192933  Phacelia longipes Dan S. Cooper 2008-4-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., along Coldwater Canyon in Sherman Oaks, near hairpin turn c. 1 km south of Ventura Blvd. 242 Comment
  SD51855  Phacelia lyonii Peter H. Raven 1962-5-9 17690 Los Angeles San Clemente Island; just north of Gray 305 Comment
  POM3697  Phacelia minor C. F. Baker 1904-4-15 4105 Los Angeles Claremont. Comment
  RSA0060818  Phacelia minor LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6966 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA656666  Phacelia minor B. Brady 1980-6-1 21 Los Angeles Big Tujunga Canyon 457 Comment
  SBBG125211  Phacelia minor A. Parikh, N. Gale 2010-6-21 3355 Los Angeles Upper Shortcut Cyn, 0.4 km S of St Hwy 2, 0.8 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1390 Comment
  RSA428074  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles Evey Canyon 0.7 mile from canyon mouth 780 Comment
  RSA77127  Phacelia minor John M. Gillett 1940-8-1 40- 75 -142 Los Angeles Botanic Garden Comment
  PASA1335  Phacelia mohavensis Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA0081699  Phacelia tanacetifolia R. G. Swinney 2010-6-1 13092 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
  SEINET12280408  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1933-1 8037 Los Angeles between Long Beach and Santa Monica Comment
  RSA428239  Phacelia viscida J. Aug. Kusche 1929-5-16 s.n. Los Angeles Beverly Terrace, ridge of Hollywood Hills 335 Comment
  UC56884  Phacelia viscida H. M. Hall 1902-5-11 3260 Los Angeles Sierra Santa Monica Comment
  SBBG132168  Phalaris lemmonii S. A. Junak 1996-4-15 SCI 349 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  UCD88989  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles 131st Street and Western Ave. Comment
  POM1061  Phalaris minor I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
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Oct 7 2008
  POM298880  Phalaris minor Frank W. Gould 1944-4-15 2292 Los Angeles Near corner of Crenshaw and Rosecrans. Comment
  UCR124564  Phlox diffusa B. C. Templeton 1932-6-17 4905 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  SEINET10643571  Phoenix dactylifera Heidi H. Schmidt 1999-10-10 Schmidt 3916 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  RSA75800  Pholistoma auritum var. auritum F. W. Peirson 1923-5-21 3521 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  RSA459313  Pholistoma racemosum M. B. Dunkle 1929-4-6 2081 Los Angeles Equestrian Trail; Santa Catalina Island. Comment
  UCR140626  Phoradendron densum Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 4- 30 Los Angeles San Gabriel Mtns/Mojave Desert, Largo Vista Road 3.1 mi south of Route 18, SE of Llano, Site L4 1275 Comment
  SBBG96790  Phoradendron leucarpum subsp. tomentosum T. Ross, S. Boyd 1990-6-6 2812 Los Angeles Green Valley Pasture, San Francisquito Cyn 926 Comment
  RSA573664  Phoradendron macrophyllum Vanessa Ashworth 1994-10-5 66 Los Angeles RSABG grounds (immediately North of main building) Comment
  RSA603678  Phoradendron villosum Steve D. Boyd 1997-9-17 10044 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. 915 Comment
  RSA623943  Phyla nodiflora C. J. Fotheringham 1996-4-23 118 Los Angeles N. E. corner of Toland Way and Armadale, Eagle Rock 600 Comment
  LA200955  Phyllospadix torreyi John Bleck; 1965-10-2 Los Angeles 0 Comment
  SDSU11212  Physalis philadelphica F. Youngberg Los Angeles Orange orchard near Claremont. Comment
  CAS-BOT-BC207271  Pickeringia montana var. montana Louis C. Wheeler 1936-6-8 4127 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  OBI70644  Pickeringia montana var. montana Louis C. Wheeler 1947-4-13 6465 Los Angeles San Gabriel Mts; Millard Cyn 640 Comment
  CAS-BOT-BC78445  Pinus contorta subsp. murrayana Le Roy Abrams; E. A. McGregor 1908-7-3 624 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  SEINET3872274  Pinus coulteri K. Dobry 1976-4-24 62 Los Angeles Charleston Flats. San Gabriel Mts.; 0 1646 Comment
  CAS-BOT-BC78601  Pinus flexilis Saichi Kawahara 1968-4-9 140 Los Angeles on Highway 2, 5 miles east of junction with Highway 39, Angeles National Forest 2148 Comment
  RSA384356  Pinus flexilis George R. Johnstone 1928-6-10 s.n. Los Angeles Just above Sierra Club Cabin , above Camp Baldy Comment
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Apr 11 2021
  CAS-BOT-BC78746  Pinus lambertiana Joseph Andorfer Ewan 1936-8-7 9984 Los Angeles Ski Trail above Big Pines, San Gabriel Mts. 2133 Comment
  UC1409515  Pinus monophylla A. B. Cossey Los Angeles Cattle Canyon (a tributary of the East Fork of the San Gabriel River Angeles National Forest (ca 80 ft from the true-left canyon rim) 2048 Comment
  RSA384450  Pinus ponderosa Ora M. Clark 1928-12-8 1365 Los Angeles San Gabriel Mountains, Middle elevations Comment
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Mar 27 2014
  UCSB12272  Pinus ponderosa Suter, Richard 1961-3-3 Los Angeles Atop Mt. Wilson north of Pasadena, Calif.; collected 25 yds. north of parking lot at Mt. Wilson Hotel 1794 Comment
  CAS-BOT-BC72762  Pinus sabiniana Timothy S. Ross 1995-4-26 8390 Los Angeles Upper end of Liebre Gulch along Forest Service road 8N05. USGS 7.5' Liebre Mtn. Quadrangle. Liebre Mountains. 1121 Comment
  POM365991  Piptatherum miliaceum Robert Gustafson 1981-5-15 2221 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA577754  Piptatherum miliaceum F. M. Reed 1925-6-15 5131 Los Angeles Foothill Blvd. on [Boldion] Ranch west of Arcadia 244 Comment
Read comments
Dec 7 2014
  RSA628628  Piptatherum miliaceum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  CAS-BOT-BC71781  Pityrogramma triangularis var. viscosa I. M. Johnston 1918-5-4 1926 Los Angeles Hills back of Laguna Beach 152 Comment
  OBI70950  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9251 Los Angeles Liebre MTs Region: Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco rd. T8N R18W NE1/4 SE1/4 SW 1/4 sec 28 951 Comment
  UCR187110  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32241 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  SBBG113266  Plagiobothrys canescens S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 360 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  UCD120811  Plagiobothrys canescens Daryl Koutnik 1978-4-14 356 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  SD82922  Plagiobothrys collinus var. fulvescens Robert F. Thorne 1969-7-2 38230 Los Angeles San Gabriel Mountains; Charlton Flats burn of 1954. 1600 Comment
  UC881338  Plagiobothrys leptocladus Alice Eastwood and John Thomas Howell 1937-4-26 3980 Los Angeles bottom Rosamond Lake; Rosamond Lake bottom Comment
  RSA0116321  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31974 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA583062  Plantago coronopus Tim S. Ross 1993-4-22 6899 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750m due N of Cactus Peak summit. Northerly slope draining to middle Bullrush Canyon. 320 Comment
  UC888351  Plantago coronopus F. R. Fosberg 1931-4-22 S 4671 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 200 Comment
  RSA0092869  Plantago coronopus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-6-6 SCa- 447 Los Angeles Santa Catalina Island: Along old road above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail. 43 Comment
  RSA764440  Plantago erecta Doris Bowers 1957-3-23 616 Los Angeles Rocky Point, LaVerne 335 Comment
  RSA401983A  Plantago erecta Louis C. Wheeler 1931-3-20 s.n. Los Angeles E end San Jose Hills at Pomona. 320 Comment
  RSA402027A  Plantago erecta Robert Gustafson, Christopher Davidson 1977-4-20 410 Los Angeles Escondido Cyn. Road, about 1 mi NE of junction with Agua Dulce Cyn. Road. 762 Comment
  SD113746  Plantago lanceolata Darley F. Howe May 1915 66 Los Angeles Claremont Comment
  SD66882  Plantago ovata R. Mitchel Beauchamp 1967-3-19 329 Los Angeles San Clemente Island, justbehind the beach at West Cove. Comment
  LA91461  Platanus racemosa Bruce Douglas Clayton; Greg Shaw 1972-4-4 61 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 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
  UC118453  Platystemon californicus T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UCR182132  Platystemon californicus R. G. Swinney 1998-4-14 6000 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
  LA206267  Platystemon californicus Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  POM111B  Platystemon californicus J. H. Fairchild s.n. Los Angeles Claremont, canyon 457 Comment
  POM113  Platystemon californicus R. D. Williams 1902-3-19 s.n. Los Angeles Claremont. Comment
  RSA593019  Platystemon californicus var. crinitus Steve Boyd 1996-4-25 8728 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  RSA751479  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -387 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  POM21359  Pluchea odorata Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  UC1154188  Poa David B. Dunn 1948-2-26 3697 Los Angeles 3 1/2 mi sw San Dimas (California State Polytech campus) Comment
  UCR271839  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SACT001963  Poa scabrella Louis Wheeler 1932-4-9 Los Angeles About low shrubs on sandy desert. Fairmont. Comment
  POM244884  Poa secunda F. R. Fosberg 1931-4-8 4521 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  CAS-BOT-BC236204  Poa secunda subsp. secunda L. R. Abrams 1901-4-1 1475 Los Angeles Santa Monica Mountains Comment
  LA98901  Poa secunda subsp. secunda E. R. Hobbs; 1979-5-6 79 -65 Los Angeles Devil's Punchbowl County Park Comment
  RSA92324  Poa secunda var. secunda F. W. Peirson 1922-5-30 3072 Los Angeles west spur of Mt. Lowe 1371 Comment
  CAS-BOT-BC167817  Polygala cornuta var. fishiae Peter H. Raven 1960-5-21 15403 Los Angeles Triunfo Canyon 259 Comment
  RSA460041  Polygala cornuta var. fishiae Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
Read comments
May 8 2014
  RSA638931  Polygonum arenastrum Louis C. Wheeler 1966-10-1 8945 Los Angeles Colby Ranch. Comment
  RSA0077393  Polygonum arenastrum Orlando Mistretta 1992-8-20 754 Los Angeles Transverse Ranges; San Gabriel Mts region: Mt. Gleason Management Unit. Mt Gleason. Tujunga Ranger District. Comment
  RSA0034989  Polygonum aviculare P. R. Brown 1970-5-19 57 Los Angeles Lower end of Canon de Lana. [county not specified] Comment
  CAS-BOT-BC414164  Polygonum aviculare subsp. buxiforme Grant 1906-9-1 7172 Los Angeles Santa Catalina Isl. Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  UCR205737  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36985 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  CAS-BOT-BC71905  Polypodium californicum Le Roy Abrams 1999-3-11 s.n. Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  RSA0091977  Polypodium californicum R. G. Swinney 2011-11-1 15936 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC1971486  Polypodium californicum Louis C. Wheeler 1967-5-15 9581 Los Angeles SAN GABRIEL MOUNTAINS: South side Elsmere Canyon near the mouth. Comment
  UC284223  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles Wilson's Cove; San Clemente Isl. Comment
  CAS-BOT-BC232413  Polypogon monspeliensis Le Roy Abrams 1901-5-28 1673 Los Angeles Ballona Harbor Comment
  CATA806  Polypogon monspeliensis Mark L. Hoefs, Robert Given 1991-6-12 1378 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  RSA729321  Polypogon monspeliensis R. G. Swinney 1999-6-30 7475 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. 1561 Comment
  SEINET10827282  Polypogon viridis Oscar D. Allen 1885-1 Allen s.n. Los Angeles Comment
  CAS-BOT-BC72279  Polystichum imbricans subsp. curtum Jon Nickoloff 1973-3-1 730301 -10 Los Angeles 60' north of Mt. Wilson Trail on NE face, San Gabriel Mtns. 1036 Comment
  UCR202728  Populus tremuloides R. G. Swinney, Cody Clarke 2001-8-22 8076 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  LA33923  Populus trichocarpa Peter H. Raven; Henry J. Thompson 1959-9-6 14394 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  UC4932  Populus trichocarpa Blanche Trask 1896-3-1 Los Angeles Santa Catalina Island Avalon (Avalon); , Avalon Comment
  UCSB24350  Potamogeton amplifolius Peirson, Frank 1921-6-19 Los Angeles Crystal Lake, San Gabriel Mountains 1676 Comment
  RSA191581  Potamogeton illinoensis Robert F. Thorne, M. Z. Thorne 1966-8-29 36578 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  LA52101  Potentilla glandulosa subsp. glandulosa Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR177254  Potentilla glandulosa subsp. glandulosa LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1067 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA0008278  Potentilla multijuga H. E. Hasse 1890-08 s.n. Los Angeles Flats near Ballona Comment
  SBBG33328  Prosopis glandulosa var. torreyana A. D. E. Elmer -Jun-1902 Los Angeles Lancaster Comment
  UC1128363  Prunus fasciculata A. Lewis 1933-4-23 191 Los Angeles 3 mi sw of Del Sur 1005 Comment
  RSA249741  Prunus fasciculata var. fasciculata Robert F. Thorne 1973-5-11 43482 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  CAS-BOT-BC154932  Prunus ilicifolia G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  NY43015  Prunus ilicifolia subsp. ilicifolia J. B. Walker 1995-3-31 1305 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  CAS-BOT-BC154564  Prunus ilicifolia subsp. lyonii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UC557776  Prunus ilicifolia subsp. lyonii Nell Murbarger 1936-5-1 203 Los Angeles San Clemente Island, on e and w sides San Clemente Island Comment
  RSA580457  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1994-5-11 7801 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  UC1128481  Prunus virginiana var. demissa A. E. Wieslander 1928-4-17 20 Los Angeles near Vincent (Angeles National Forest); Angeles National Forest 1219 Comment
  SBBG96976  Pseudognaphalium biolettii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4328 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  SD66913  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-18 286 Los Angeles San Clemente Island; in field between main road and Lemon Tank. Comment
  CAS-BOT-BC356703  Pseudognaphalium californicum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  SBBG32043  Pseudognaphalium californicum R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -300 Los Angeles E of saddle between Descanso and Hamilton cyns, upper Descanso Cyn 243 Comment
  SFV6934  Pseudognaphalium luteoalbum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 641 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  UCR277043  Pseudognaphalium stramineum R. G. Swinney 2010-6-8 13229 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  CAS-BOT-BC80067  Pseudotsuga macrocarpa W. R. Dudley; F. H. Lamb 1896-6-8 4362 Los Angeles King's Canyon, Liebre Mountains Comment
  OBI2576  Pseudotsuga macrocarpa Larry E. Brown 1970-5-2 1789 Los Angeles San Gabriel Mts. Collected 4 mi N of Valyermo Comment
  NY42697  Pseudotsuga macrocarpa J. B. Walker 1995-3-30 1296 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY63564  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA782113  Psilocarphus brevissimus A. C. Sanders, Dan S. Cooper 2010-4-30 38144 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA625160  Psilocarphus tenellus var. tenellus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga, near BM. 1227 396 Comment
  RSA579150  Pterostegia drymarioides Tim S. Ross, Darin Banks 1994-4-12 7477 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  RSA632937  Pterostegia drymarioides Valerie L. Soza, Kent Hughes 1999-6-17 541 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA226925  Punica granatum Robert F. Thorne, C. W. Tilforth 1971-6-17 39960 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  RSA710330  Purshia tridentata var. glandulosa LeRoy Gross 2005-5-3 2196 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UC570167  Purshia tridentata var. glandulosa H. S. Yates 1936-4-6 5405 Los Angeles near Valyermo; Rock Creek Quad. 1371 Comment
  UCR152539  Pyracantha koidzumii A. C. Sanders, Lee Jones 2005-4-8 29343 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0107432  Quercus X grandidentata Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14354 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  UCD46920  Quercus X macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles Larel St., South Pasadena. Comment
  SD1074  Quercus agrifolia Mary S. Snyder Los Angeles Claremont Comment
  UCSB28157  Quercus agrifolia var. agrifolia Lloyd, Robert 1959-3-24 Los Angeles at Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy, 99, Tehachapi Mts. 822 Comment
  POM18605  Quercus berberidifolia E. S. Spalding 1921-4-9 XVIII- 2 Los Angeles Ganesha Hills, Pomona. Comment
  POM273499B  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA655463  Quercus berberidifolia LeRoy Gross 2000-11-12 332 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UCSB68623  Quercus berberidifolia Gross, LeRoy 2000-11-11 Los Angeles Verdugo Mountains: Along Foothill Blvd. just west of Hillrose Street in Sunland 365 Comment
  RSA9747  Quercus berberidifolia Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mile E liveoak Canyon, San Gabriel Mts. 671 Comment
  RSA476897  Quercus chrysolepis F. R. Fosberg 1931-8-10 S 5641 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  UCD45453  Quercus chrysolepis June McCaskill 1961-5-9 619 Los Angeles At foot of footbridge to 100 inch telescope, elevation 5700 feet; Mount Wilson, Sierra Madre Mountains, ca. 30 miles northeast of Los Angeles, Los Angeles County, California. 1737 Comment
  CAS-BOT-BC86208  Quercus dumosa Alice Eastwood 1917-7-20 6522 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86357  Quercus dumosa Ernest Braunton 1902-6-1 s.n. Los Angeles Griffith Park Comment
  UCD170867  Quercus ilex R. G. Swinney 2009-6-27 11287 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge. 194 Comment
  POM290513  Quercus john-tuckeri Lyman Benson 1949-11-7 14288 Los Angeles San Gabriel Mt. Range. 7 miles south of Vincent 1220 Comment
  RSA600010  Quercus john-tuckeri Steve Boyd, Lauren Raz 1997-5-28 9853 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
  UC847936  Quercus pacifica Carl B. Wolf 1932-10-5 Los Angeles s side Black Jack Peak (below workers dormitories); Santa Catalina Island 304 Comment
  POM204486  Quercus tomentella P. A. Munz 1923-4-10 6693 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA488451  Quercus tomentella Mark Hoefs 1974-9-25 548 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 53 Comment
  SEINET7072898  Quercus turbinella A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  UCR273577  Quercus wislizeni R. G. Swinney 2011-7-7 15457 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  SBBG59037  Quercus wislizeni var. wislizeni R. Hoffmann 1927-9-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UCR194761  Rafinesquia californica Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 730 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  UC219225  Ranunculus aquatilis var. capillaceus P. A. Munz 1922-5-16 5601 Los Angeles brook e Puddingstone Canyon; San Dimas, Puddingstone 365 Comment
  UCSB34480  Ranunculus aquatilis var. diffusus Cummings, Chuck 1965-4-27 Los Angeles Above Little Rock Dam 1066 Comment
  RSA400239  Ranunculus cymbalaria subsp. saximontanus A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  RSA0025271  Ranunculus hebecarpus Justin M. Wood 2012-3-20 4651 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
  UCR131451  Raphanus sativus Alison Lipman 1998-5-6 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
  UCR282596  Raphanus sativus Dan S. Cooper 2017-3-8 317- 06 Los Angeles Cahuenga Pass, Cahuenga Blvd. near Wonder View Dr. 245 Comment
  SD31165  Raphanus sativus Edith A. Purer 1931-2-21 156 Los Angeles Palos Verdes Comment
  CDA7610  Ratibida columnifera R. E. Riefner Jr. 2007-7-5 07 -300 Los Angeles Santa Monica Mountains National Recreation Area, La Jolla Canyon, Pacific Coast Highway. Comment
  RSA757715  Rhamnus californica R. G. Swinney 2008-6-18 9077 Los Angeles south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek. 2012 Comment
  UC1121733  Rhamnus californica A. D. Gifford 1935-3-17 495 Los Angeles Elizabeth Lake Canyon, at e end of quad. Angeles National Forest, Tejon Quad. 792 Comment
  UCR223462  Rhamnus californica R. G. Swinney 2009-6-8 11093 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
  SEINET12210149  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 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
  UCR273541  Rhamnus crocea subsp. crocea R. G. Swinney 2011-3-18 14141 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CHSC95349  Rhamnus ilicifolia LeRoy Gross 2002-4-28 535 Los Angeles Transverse Ranges; Verdugo Mountains Region: North side. Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). The trail that starts from La Tuna climbs up and over a ridge to drop down into a second canyon, this plant was collect in the second canyon. 549 Comment
  JEPS41982  Rhamnus ilicifolia Frank W. Peirson 1918-6-1 109 Los Angeles Eaton Canyon San Gabriel Mts. 609 Comment
  LA52146  Rhamnus ilicifolia Carl Epling; L. Ellison 1930-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA52147  Rhamnus ilicifolia A. M. Johnson; 1932-5-30 4088 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM24614  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On the Newhall Grade, just north of point where the Los Angeles Aqueduct crosses the highway. Comment
  RSA134731  Rhamnus ilicifolia Percy C. Everett, E. K. Balls 1959-6-29 1 Los Angeles 2 mi from Seminole Hot Springs. 488 Comment
  RSA306197  Rhamnus ilicifolia Fay A. MacFadden 1933-3-16 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA567293  Rhamnus ilicifolia Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3968 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
  RSA585429  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1990-5-31 2723 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1220 Comment
  UCR199996  Rhamnus ilicifolia Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1342 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 457 Comment
  POM9653  Rhamnus ilicifolia P. A. Munz, R. D. Harwood 1920-5-15 4004 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  LA207839  Rhamnus pirifolia C. B. Wolf; 1932-10-5 4236 Los Angeles 1 mi. from Middle Ranch on rd to Black Jack Peak 274 Comment
  SBBG96679  Rhamnus pirifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4270 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC168140  Rhus aromatica Grant 1902-3-16 4561 Los Angeles Pasadena Comment
  RSA0073380  Rhus aromatica R. G. Swinney 2010-6-8 13181 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
  CATA936  Rhus integrifolia Mark L. Hoefs, Robert Given 1992-4-16 1796 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  SBBG37655  Rhus integrifolia K. K. Muller 1953-5-2 591 Los Angeles Swain Cyn above Camp Orizaba Comment
Read comments
Oct 12 2010
  SBBG98462  Rhus integrifolia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5057 Los Angeles lower Wilson Cyn; SW of and above pier operations 15 Comment
  SFV21009  Rhus integrifolia L. Gross 2003-3-7 778 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Just past a saddle along the road on northwest-facing slope on north side of ridge near above coordinates. 518 Comment
  RSA386383  Rhus ovata B. C. Templeton 1931-11-9 s.n. Los Angeles Millards Canyon Comment
  SBBG17832  Rhus ovata E. R. Blakley 1963-4-8 5541 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  UCR270068  Rhus ovata R. G. Swinney 2011-4-9 14358 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCSB3760  Rhus ovata Olsen, Meryl 1954-4-15 Los Angeles In Claremont; San Gabriel Mts. 365 Comment
  CDA35352  Rhus ovata T. C. Fuller 1965-4-26 13373 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  RSA0038418  Rhus ovata Geo. E. Julian 1963-3-7 s.n. Los Angeles Kellogg Hill, Cal Poly Comment
  SEINET5319881  Rhus ovata Larry E. Brown 1967-12-23 Los Angeles Along roadside of SR 2, at 3,000 ft. elevation in the San Gabriel Mountains above Los Angeles 914 Comment
  RSA562579  Rhus trilobata Steve Boyd, Walter Appleby 1993-4-22 7991 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA611052  Rhus trilobata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  RSA403714  Rhus trilobata var. pilosissima Fay A. MacFadden 1931-3-20 s.n. Los Angeles La Tuna Canyon. Comment
  UC1870192  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Los Angeles Basin: Verdugo Mountains Region NW side, along N side of hill N of the 210 freeway (Verdugo Crestline Dr.) between freeway and city of Sunland, entered at Topley Lane. Comment
  CAS-BOT-BC92289  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains. Arroyo Seco. 457 Comment
  SBBG93110  Ribes amarum D. Swinney 1990-1-1 1505 Los Angeles Glendora Wilderness Park, Big Dalton Cyn, 0.8 mi E of Glendora Mtn Rd on Big Dalton Cyn Rd 387 Comment
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Mar 6 2013
  SFV15490  Ribes aureum E. J. Spencer 1992-5-8 4 Los Angeles Bear Canyon, east of Sand Canyon Road at milepost 7.64. 732 Comment
  UCSB24081  Ribes aureum Wheeler, Louis 1932-5-26 Los Angeles San Gabriel Wash 106 Comment
  CAS-BOT-BC133226  Ribes aureum var. gracillimum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 36997 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines; in fence line between 605 Fwy and the strawberry fields 100 Comment
  CAS-BOT-BC92442  Ribes aureum var. gracillimum C. F. Baker 1904-3-15 4154 Los Angeles Glendora. Comment
  RSA226989  Ribes aureum var. gracillimum Robert F. Thorne 1971-6-17 39971 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SDSU14342  Ribes aureum var. gracillimum John Viggiano 2003-4-3 29 Los Angeles 1South Hills Park, Glendora. /2 mile North along trail behind restroom, in a clearing. 290 Comment
  UC11560  Ribes californicum var. hesperium Harley P. Chandler 1897-1-1 Los Angeles Palmer's Canyon Claremont 701 Comment
  UC11620  Ribes californicum var. hesperium W. H. Brewer 1860-12-21 72 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC173108  Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles Between Duarte and Azusa Comment
  CAS-BOT-BC173433  Ribes malvaceum J. C. Roos 1966-2-11 s.n. Los Angeles Claremont 304 Comment
  SDSU5974  Ribes malvaceum Gerald Collier 1957-5-5 M 222 Los Angeles Rocky canyon floor 2 miles up canyon from base of Chantry Flats Trail. Santa Anita Canyon - San Gabriel Mountains. 786 Comment
  SFV16777  Ribes malvaceum J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  RSA276024  Ribes malvaceum var. viridifolium Jack Delaini 1974-2-14 15 Los Angeles Lodi Canyon, San Dimas Experimental forest, Angeles National Forest. 381 Comment
  POM21389  Ribes nevadense Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Wilson Ridge, San Gabriel Mts. 1768 Comment
  SBBG72078  Ribes roezlii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR141808  Ribes roezlii var. roezlii June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  RSA127412  Ribes speciosum H. J. Thompson 1959-3-22 1870 Los Angeles 1 mile W of Triunfo Canyon, 3 miles W of Malibu Lake, Lobo Canyon. 274 Comment
  RSA476280  Ribes speciosum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA476288  Ribes speciosum Gale Sphon 1955-3-21 s.n. Los Angeles Mulholland Dr. opposite the Sepulvada fire road on other fire road. Comment
  SEINET10973373  Ribes speciosum David B. Dunn 1946-1 Dunn 2011 Los Angeles Comment
  SEINET3151848  Ribes viburnifolium G. B. Grant, W. Wheeler 1904-4-21 1130 -5053 Los Angeles collected on Santa Catalina Island, Pacific Ocean, off southern CA Comment
  CDA4895  Ricinus communis T. C. Fuller 1958-8-5 3959 Los Angeles Northeast of Foothill Boulevard at Hillard Avenue, La Canada. 0 Comment
  RSA549202  Ricinus communis T. S. Ross 1990-6-20 3696 Los Angeles San Gabriel Mountains: Forest Service Rd 1N36 heading S from Rincon-Red Box Rd; ridge between Spinks and Van Tassel Canyons 756 Comment
  LA33789  Rorippa nasturtium-aquaticum Peter H. Raven; Henry J. Thompson 1959-10-14 14632 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA449701  Rosa californica Noel Wallace, Maurice Zigmond 1938-8-25 48 Los Angeles Tejon Canyon Comment
  CAS-BOT-BC147174  Rubus parviflorus Robert F. Thorne 1969-7-2 38319 Los Angeles San Gabriel Mts., Angeles National Forest: 1 mile SW of Kratka Ridge along Angeles Crest Hwy 2072 Comment
  RSA160534  Rubus ursinus John Olmsted 1958-3-10 37 Los Angeles Along level bank of Liveoak Creek draining southwest and 3 miles N of Webb School and above Hill Ranch of Webb School and above Hill Ranch along fire road. NE of Claremont. 534 Comment
  RSA187751  Rubus ursinus Robert F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along Cottonwood Creek by bridge on road from Middle Ranch to Little Harbor. 27 Comment
  UCR200151  Rubus ursinus Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 816 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 579 Comment
  CDA2880  Rumex acetosella Phillipson 1915-9-3 Los Angeles Monrovia. Comment
  UC1785036  Rumex conglomeratus J. A. Ewan 1933-6-29 10809 Los Angeles along Ballona Creek near Culver City Comment
  POM2341  Rumex crispus D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora Foothills Comment
  POM2354  Rumex salicifolius var. salicifolius D. L. Crawford 1915-08 s.n. Los Angeles Evy Ca - on - Claremont Comment
  RSA588959  Rumex salicifolius var. salicifolius Orlando Mistretta 1994-6-8 1339 Los Angeles Little Rock Creek: un-named drainage draining N slope of Bare Mountain. 1159 Comment
  SEINET4178302  Rumex salicifolius var. salicifolius J. H. Barber 1897-6-26 196 Los Angeles aliso Canon Comment
  UC866252  Rupertia physodes Marcus E. Jones, A. M. 1882-5-2 2691 Los Angeles Pasadena Comment
  CAS-BOT-BC103155  Salix bonplandiana Peter H. Raven; Henry J. Thompson 1959-10-18 14668 Los Angeles mouth of Medea Creek, north arm of Malibu Lake 220 Comment
  UC492426  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR189669  Salix exigua R. G. Swinney 1998-7-6 6269 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  LA208630  Salix exigua var. hindsiana F. R. Fosberg; 1932-3-3 7413 Los Angeles San Gabriel Mountains, Castaic Creek, below Castaic 300.0 Comment
  LA52082  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1932-4-22 7633 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  RSA336396  Salix gooddingii Robert F. Thorne, Dick Tilforth 1978-6-21 52335 Los Angeles San Gabriel Mountains: Reservoir behing Little Rock Dam. Comment
  UCR271884  Salix gooddingii R. G. Swinney 2011-3-15 14070 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  RSA133790  Salix laevigata H. J. Thompson 1959-2-20 1836 Los Angeles Santa Monica Mountains: East facing rocky bank along stream, 0.5 mile above ocean, La Tuna Canyon. 76 Comment
  SEINET3158568  Salix laevigata G. B. Grant 1153 Los Angeles Pasadena Comment
  POM306256  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1364 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA507006  Salix lasiolepis Robert F. Thorne 1969-7-2 38335 Los Angeles San Gabriel Mountains, Angeles National Forest; c. 1.8 miles S of Dawsons saddle on Angeles Crest Highway. (NW slope of Mt. Hawkins) 2271 Comment
  RSA605821  Salix lasiolepis Louis C. Wheeler 1966-10-27 9104 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  UC5057  Salix lasiolepis W. H. Brewer 1860-12-23 86 Los Angeles Los Angeles Sierra Santa Monica Comment
  UCR194059  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  CAS-BOT-BC107533  Salix lasiolepis var. lasiolepis Alice Eastwood Aug. 18 s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC128513  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains - at foot of coastal headland near mouth of Topanga Canyon Comment
  LA210396  Salix lucida subsp. lasiandra Carl Hedin; Joseph Andorfer Ewan 1932-6-28 7674 Los Angeles Los Angeles River at Los Feliz Bridge Comment
  UCR216745  Salsola tragus R. G. Swinney 2009-2-20 10014 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
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Dec 24 2010
  POM294055  Salsola tragus Lyman Benson 1945-10-22 11898 Los Angeles Pacific Slope drainage area. 335 Comment
  RSA444932  Salsola tragus F. R. Fosberg 1930-6-30 S 3053 Los Angeles Del Rey 4 Comment
  POM175353  Saltugilia splendens subsp. grantii E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  POM175438  Saltugilia splendens subsp. grantii Joseph A. Ewan 1930-6-23 2639 Los Angeles 1 mile above Coldbrook Camp, N. Fork San Gabriel River, San Gabriel Mountains. 1220 Comment
  UC23848  Saltugilia splendens subsp. grantii J. H. Barber 1897-7-11 249 Los Angeles Mt. Gleason Summit Mt. Gleason Summit (Southern California) Comment
  RSA155805  Salvia apiana M. B. Dunkle 1928-4-21 1875 Los Angeles Santa Catalina Island: Renton Mine Hill. 366 Comment
  RSA442843  Salvia apiana William Emboden 1969-5-28 49 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  POM6755  Salvia columbariae P. A. Munz, L. T. Street, G. Williams 1919-3-15 2401 Los Angeles South Hills, Pomona. Comment
  UCR126663  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26209 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR270813  Salvia columbariae R. G. Swinney 2011-5-24 14831 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CHSC95745  Salvia dorrii var. pilosa LeRoy Gross 2005-5-3 2240 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
  CAS-BOT-BC233664  Salvia leucophylla Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC233698  Salvia leucophylla Moxley; Grinnell 1916-6-5 489 Los Angeles Devil's Canyon, Santa Susanna Mts. Comment
  UC1537572  Salvia leucophylla Gordon H. True Jr. 1935-5-16 289 Los Angeles near Saugus (lower end of Bouquet Canyon); Bouquet Canyon 457 Comment
  RSA0056364  Salvia leucophylla James R. Shevock 1970-4-23 143 Los Angeles Topanga Canyon. 426 Comment
  RSA533423  Salvia mellifera Tim S. Ross 1991-4-21 4532 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  SBBG4470  Salvia mellifera C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 0.6 mi N of jct with Bouquet Cyn Rd 571 Comment
  UC311249  Salvia mellifera Philip A. Munz 1926-4-4 10014 Los Angeles 2 mi n Saugus Comment
  RSA650337  Sambucus caerulea A. E. Hersh 1950-7-9 s.n. Los Angeles Topanga Canyon about 2 miles from west end. 91 Comment
  UCR107790  Sambucus mexicana Erin Hewgley, J. Gural 1997-4-27 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  CAS-BOT-BC238736  Sambucus nigra subsp. caerulea Le Roy Abrams 1901-4-4 1326 Los Angeles Chatsworth Park Comment
  UC1922334  Sambucus nigra subsp. caerulea Gary Kovnat with LeRoy Gross 2003-4-13 42 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA595002  Sanguisorba minor Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1995-7-27 2504 Los Angeles Santa Catalina Island: below Bulrush Reservoir. 282 Comment
  SD52847  Sanicula arguta Peter H. Raven 1962-4-9 17150 Los Angeles San Clemente Island, rocky grassland near barracks, Wilson Cove 60 Comment
  SD86336  Sanicula arguta R. Mitchel Beauchamp, M. Douglas 1972-3-24 3229 Los Angeles San Clemente Island, slope south of Eel Point 24 Comment
  SEINET4044457 Image available Sanicula arguta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  RSA470997  Sanicula arguta G. R. Proctor 1944-3-4 799 Los Angeles Santa Susana Pass Comment
  RSA628035  Sanicula arguta L. C. Wheeler 1931-3-20 s.n. Los Angeles Pomona: Ganesha Heights, east end of San Jose Hills. 304 Comment
  POM17284  Sanicula bipinnata P. A. Munz 1923-5-1 7779 Los Angeles Puddingstone Canyon, San Dimas 259 Comment
  UCR279476  Sarcodes sanguinea R. G. Swinney 2011-6-15 15163 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  UC1369830  Satureja douglasii Robert F. Thorne and D. Propst 1968-5-28 37647 Los Angeles Middle Bulrush Canyon Santa Catalina Island 243 Comment
  CAS-BOT-BC283091  Schedonorus arundinaceus Cecil Hart 1925-6-25 s.n. Los Angeles Montebello Comment
  RSA505267  Schedonorus arundinaceus S. Zona, Arias, Dorado, Hanson, Jose Luis Villasenor 1989-6-28 360 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  CDA4986  Schinus molle T. S. Ross, Annette Ross 1991-3-7 4133 Los Angeles Coastal Plains and Basins; San Bernardino Basin region; Elephant Hill: western Pomona. T1S R9W, W 2/3 S1/2 sec. 26 (projected); San Dimas USGS 7.5 quadrangle. Elev. 780 ft. Comment
  UCR48968  Schinus terebinthifolius A. C. Sanders 1987-9-18 7362 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CATA1125  Schismus arabicus Mark L. Hoefs 1995-5-23 2092 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  LA98920  Schismus arabicus E. R. Hobbs; 1978-4-23 78 -164 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  SBBG113061  Schismus arabicus S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 590 Los Angeles Airport Rd, ca. 0.2 mi W of Middle Ranch Rd, overlooking Swain's (Swain) Cyn 411 Comment
  UCR25884  Schismus arabicus M. Partsch 1977-5-14 38 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  RSA595995  Schismus barbatus L. C. Wheeler 1967-5-8 9355 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  UC2029990  Schismus barbatus G. D. Wallace 1979-4-19 1689 Los Angeles Transverse Ranges; Liebre Mountains region: Mojave Desert, w. of Fairmont along Lancaster Rd. Joshua Tree woodland. Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  LA15579  Schoenoplectus americanus Louis Wheeler; 1932-9-19 1399 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, at Los Feliz Blvd Bridge. 121 Comment
  RSA651583  Scirpus microcarpus Marion P. Harthill 1974-5-23 s.n. Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  UCR9389  Scirpus microcarpus D. H. Wilken 1965-4-23 223 Los Angeles San Gabriel Mtns., San Antonio Canyon between Mt. Baldy P.O. & mouth of canyon 1220 Comment
  SEINET12287679  Scrophularia californica I. W. Clokey, Templeton, B. 1929-1 4573 Los Angeles Mandeville Canyon, Santa Monica Mts 300 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
  RSA425190  Scrophularia californica subsp. floribunda Anstruther Davidson 1902-5-1 s.n. Los Angeles Playa del Rey. Comment
  UCR255765  Scutellaria mexicana R. G. Swinney 2010-5-12 12709 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  POM4104  Scutellaria tuberosa L. R. Abrams 1901-4-7 s.n. Los Angeles Verdugo Hills Comment
  POM8578B  Scutellaria tuberosa P. A. Munz, R. D. Harwood 1920-4-21 3699 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UC399196  Selaginella bigelovii C. F. Millspaugh 1920-1-2 4502 Los Angeles road beyond Golf Links; Santa Catalina Isl. Comment
  RSA526582  Selaginella bigelovii Timothy S. Ross 1991-3-24 4293 Los Angeles Whittier Hills (Puente Hills, pro parte): T2S R11W, NW 1/4 SE1/4 sect 14; 359 Comment
  RSA684090  Selaginella bigelovii Anonymous s.n. Los Angeles San Gabriel Mountains Comment
  IRVC26437  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
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Feb 19 2010
  POM324251  Senecio flaccidus var. douglasii Keith C. Hughes 1960-10-3 216 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  RSA472945  Senecio flaccidus var. douglasii Robert Gustafson 1978-6-21 1033 Los Angeles Hungry Valley, about 1/4 mile north of the Lane Ranch, near wire gate, about 3 miles south of Gorman 945 Comment
  RSA596207  Senecio flaccidus var. douglasii Lauren Raz, S. D. Boyd 1996-10-23 018 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
  SDSU482  Senecio flaccidus var. douglasii D. F. Howe 1951-10-7 2163 Los Angeles Mandeville Canyon, Santa Monica Mts. 247 Comment
  SBBG97025  Senecio lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4408 Los Angeles Bryce Cyn near Malo Pt Comment
  SEINET4015256 Image available Senecio lyonii M. B. Dunkle 1939-1 7203 Los Angeles SE point, San Clemente Island. Comment
  UCR275000  Senecio vulgaris Michael Honer, Rachel Woodard 2006-4-24 2226 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  RSA703386  Senna artemisioides R. E. Riefner Jr. 2000-8-29 00 -763 Los Angeles La Tuna Canyon, Snata Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA729681  Senna artemisioides R. G. Swinney 1999-4-8 7073 Los Angeles Claremont, Cobal Canyon c. 0.5 mi. NE of con confluence with Burbank Canyon. Chaprral. 488 Comment
  UC73805  Setaria parviflora L. A. Greata 1900-8-26 Los Angeles Cienega Comment
  UCR206155  Setaria parviflora R. G. Swinney 2008-5-30 8894 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  UCR96177  Sherardia arvensis B. G. Pitzer 1996-4-28 2731 Los Angeles South Coast, City of Long Beach, Bixby Park, on Junipero Avenue, 1 block east of the beach 15 Comment
  LA50697  Sherardia arvensis J. Warren; 1952-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  POM2958  Sidalcea malviflora subsp. sparsifolia Unspecified 1919-4-12 s.n. Los Angeles No location given Comment
  RSA448215  Sidalcea neomexicana subsp. thurberi Anstruther Davidson 1920-05 s.n. Los Angeles Elizabeth Lake. Comment
  RSA612283  Silene antirrhina L. C. Wheeler 1934-4-24 2546 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA496670  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd. 30 Comment
  UCR106298  Silene gallica B. G. Pitzer 1996-5-5 2846 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  CDA3465  Silene gallica T. S. Ross 1991-4-21 4543 Los Angeles Peninsular Ranges; Chino-Puente Hills region; Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon, T2S R11W, SW/4 NE/4 SW/4 NE/4 sect 15 (projected); elev c. 1000 ft. Comment
  CAS-BOT-BC389111  Silene laciniata subsp. californica Norman L. Norris 1930-5-25 19 Los Angeles Sequoia National Forest. Val Verde 1005 Comment
  RSA477942  Silene laciniata subsp. major L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, near Strawberry Peak. Comment
  POM151361  Silene laciniata subsp. major C. F. Baker 1904-5-6 4742 Los Angeles Hills near Pomona Comment
  UC534849  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn , Buckhorn (San Gabriel Mts.) 1981 Comment
  RSA229093  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth 1971-6-30 40757 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  UCD115497  Sisymbrium altissimum Daryl Koutnik; Bruce Holguin 1978-4-1 210 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Highway. 890 Comment
  UCR189714  Sisymbrium altissimum R. G. Swinney 1998-7-10 6402 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  UCR145908  Sisymbrium erysimoides Michael Denslow, Steve Boyd 2003-5-7 1089 Los Angeles Transverse Ranges; San Gabriel Mtns, North of Azusa at the end of Glendora Ridge Motorway (1N26) in small unnamed cayon just above small Avocado orchard 274 Comment
  POM18182  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles Claremont. Orchards south of Santa Fe RR. 351 Comment
  RSA65826  Sisymbrium irio F. W. Peirson 1923-3-23 3355 Los Angeles Claremont. 365 Comment
  RSA162708  Sisymbrium officinale J. D. Olmsted 130 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA0080646  Sisymbrium orientale R. G. Swinney 2010-5-29 13021 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  UCSB68617  Sisymbrium orientale Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam; Soza, Valerie 2003-2-10 Los Angeles Transverse Ranges; Verdugo Mountains Region; South side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway; (Burbank Quad.; T1N R13W S5, bottom center) 622 Comment
  RSA0110777  Sisymbrium orientale Steven A. Junak 2000-5-18 SCa- 1302 Los Angeles Santa Catalina Island. E end of beach at Parsons Landing. 3 Comment
  SD69781  Sisyrinchium bellum Robert F. Thorne, Bill Weber, Rolf Santesson 1966-4-7 35976 Los Angeles Grassy slope near Arrow Point, near road to Parson Landing, west end of Catalina Island. 91 Comment
  UCD138831  Sisyrinchium bellum Gordon J. Pilone 1963-4-15 261 Los Angeles Diamond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
  UCR19534  Smilacina stellata Aloys Nicholson 1933-5-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon Comment
  LA32374  Solanum americanum Peter H. Raven; Henry J. Thompson 1959-10-14 14635 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E end of lake 220 Comment
  SBBG119079  Solanum americanum S. D. White with P. De Vries 2004-6-14 10483 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  RSA428799  Solanum americanum Robert Gustafson 1981-5-13 2215 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA0055019  Solanum douglasii Jim Shevock 1970-4-16 114 Los Angeles Topanga Canyon. Santa Monica Mountains. 304 Comment
  RSA651734  Solanum douglasii D. G. Tanner 1989-5-31 sx- 30 Los Angeles Fish Canyon Wash. Comment
  POM228350  Solanum elaeagnifolium Joseph A. Ewan 1932-8-25 s.n. Los Angeles Abundant on hard adobe ground of vacant lots over about a ten-acre area, West Los Angeles Comment
  RSA427309  Solanum elaeagnifolium Anstruther Davidson 1896-1 s.n. Los Angeles San Pedro. Comment
  UCD126911  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island, at riding stables, Avalon. 15 Comment
  RSA670655  Solanum mauritianum Bonnie C. Templeton 1947-5-15 7 Los Angeles SW. Los Angeles Comment
  UC57547  Solanum rostratum J. H. Barber 1898-7-4 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC156776  Solanum umbelliferum E. C. Twisselmann 1959-6-2 5328 Los Angeles Summit of Liebre Mountains 1676 Comment
  JEPS12134  Solanum umbelliferum John Thomas Howell 1928-5-4 3775 Los Angeles Monrovia Canyon; San Gabriel Mountains, Monrovia Canyon Comment
  UC26264  Solanum umbelliferum Brewer 108 Los Angeles San Gabriel Canyon Comment
  UCR191518  Solanum umbelliferum R. G. Swinney 1998-7-8 6316 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC156470  Solanum umbelliferum D. E. Breedlove 1962-5-12 2702 Los Angeles Along U.S. Highway 99, 8.0 miles south of Gorman 884 Comment
  RSA585468  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-5-29 2673 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  CAS-BOT-BC237749  Solanum wallacei June Giddings 1934-8-1 s.n. Los Angeles Avalon, golf course, Santa Catalina Island Comment
  SEINET7262079 Image available Solanum wallacei E. J. Kraus 1924-7-15 s.n. Los Angeles Los Angeles Comment
  HSC21326  Solanum xanti David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  NY820378  Solanum xanti I. W. Clokey 04 1929 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SBBG26748  Solanum xanti I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles San Dimas Cyn Comment
  RSA573719  Solidago californica Timothy S. Ross 1990-8-17 3171 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  UCR205033  Solidago californica R. G. Swinney 2001-9-15 8189 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  SEINET11262433  Solidago confinis Timothy S. Ross 1994-9-20 8270 Los Angeles Lower Spunky Canyon. This stretch draining SSE exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle.; 0 934 Comment
  UCR204751  Solidago confinis R. G. Swinney 2005-8-9 8424 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  PASA1703  Solidago occidentalis Frank W. Peirson 1921-9-21 Los Angeles Los Angeles River near Tropico Comment
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Nov 12 2014
  RSA0116180  Solidago velutina subsp. californica R. G. Swinney 2010-10-5 13983 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  RSA250524  Sonchus asper subsp. asper R. F. Thorne, John Dourley 1967-10-10 37332 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  UCD136159  Sonchus oleraceus Donald R. Bissing 1973-6-2 148 Los Angeles Evey Canyon, San Gabriel Mountains. 1.4 miles from canyon mouth. 1024 Comment
  UCSB33237  Sonchus oleraceus Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road 14 mi. south of its junction with Elizabeth Lake Road 762 Comment
  UCR108666  Sorghum bicolor L. C. Wheeler 1942-11-30 5678 Los Angeles San Gabriel Valley, near Kellogg Ranch, Arroyo Avnue, c. 3 mi west of Pomona 305 Comment
  RSA651606  Sorghum halepense R. Danborn 1948-2-20 s.n. Los Angeles Claremont city limits. Comment
  POM156153  Spartina foliosa Le Roy Abrams 1904-9-6 4187 Los Angeles San Pedro Comment
  CDA29531  Spartium junceum Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  CDA33961  Spartium junceum M. O'Brien 2006-10-1 MOB 06 -7 Los Angeles San Gabriel Mountains; East Fork San Gabriel River, East Fork parking area. Cattle Canyon. Comment
  RSA0016926  Spartium junceum Kelly Middleton, David Middleton 1988-5-8 11 Los Angeles Glendora Ridge Road, 5.7 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  CAS-BOT-BC389948  Spergula arvensis A. C. Sanders; Dan S. Cooper 2010-3-12 37327 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  UCR177170  Spergula arvensis subsp. arvensis LeRoy Gross 2001-3-23 350 Los Angeles Transverse Ranges; Verdugo Mountains, North side: Whiting Wood Mountainway, dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crestm, off Edison road (power company) that ends at a pylon 549 Comment
  CAS-BOT-BC390136  Spergularia bocconi Robert F. Thorne 1973-4-11 42799 a Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  LA202294  Spergularia bocconi Arthur C. Gibson; 2005-3-20 5038 Los Angeles Comment
  IRVC26321  Spergularia bocconii A. C. Sanders, Andy Thompson 2003-4-15 26004 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  RSA0098222  Spergularia macrotheca Larry E. DeBuhr, Gary D. Wallace 1972-9-2 691 Los Angeles San Clemente Island: at south end of the cove south of Eel Point. Comment
  RSA0098742  Spergularia macrotheca Steve Boyd, Timothy S. Ross, Peter Fritsch 1990-4-6 4174 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called Jack . 152 Comment
  POM243847  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-4-3 4466 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  SBBG96698  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, L. Arnseth 1990-4-7 4250 Los Angeles lower half of China Cyn, W side Comment
  SDSU16163  Spergularia macrotheca var. macrotheca Patrick McConnell 2003-4-27 25 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south of solar powered shack. 89 Comment
  SBBG97034  Spergularia villosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4358 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR210073  Spergularia villosa A. C. Sanders 2009-11-6 37205 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC391001  Spergularia villosa Geo. B. Grant 1906-4-7 6608 Los Angeles Pasadena Comment
  RSA0087102  Spergularia villosa Steven A. Junak 2001-5-4 SCa- 1492 Los Angeles Santa Catalina Island. E of Parson's Landing. 115 Comment
  SEINET10603314  Sporobolus airoides LeRoy R. Abrams Abrams 1755 Los Angeles (Wilimgton)? Comment
  RSA446602  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon, San Gabriel Mts. 488 Comment
  RSA446640  Stachys bullata Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  SDSU12066  Stachys bullata Jennifer Swenson, David Shaari 1995-5-1 Los Angeles Off of Kanan-Dume Rd., past big curve, 3 miles south of Latigo Canyon Rd., gated dirt road on west side; 1/2 mile beyond gate on southwest side of road. (USGs 7/5' Pt. Dume Quadrangle). 419 Comment
  POM9836  Stachys rigida subsp. quercetorum P. A. Munz, R. D. Harwood 1920-3-13 3291 Los Angeles San Jose Hills, 5 miles north of Pomona 305 Comment
  RSA446702  Stachys rigida subsp. rigida Louis C. Wheeler 1932-5-15 709 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  CAS-BOT-BC375071  Stephanomeria I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1676 Comment
  UCR141857  Stephanomeria cichoriacea R. G. Swinney 1997-8-19 5823 Los Angeles San Gabriel Mountains., San Anonio Peak (= Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  CAS-BOT-BC375355  Stephanomeria exigua subsp. coronaria Peter H. Raven; Henry J. Thompson 1959-9-27 14515 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Sepulveda Canyon 243 Comment
  UC92385  Stephanomeria parryi Samuel B. Parish June 1887 1961 Los Angeles Alpine Comment
  UCR269946  Stephanomeria parryi R. G. Swinney 2010-6-1 13110 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  CAS-BOT-BC322845  Stephanomeria pauciflora Joseph Andorfer Ewan 1936-8-2 9915 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  RSA474230  Stephanomeria pauciflora F. R. Fosberg 1930-7-3 s 3106 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR240276  Stephanomeria virgata S. J. Myers 2010-6-14 s.n. Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, Southern California Edison transmission tower on a low ridge at the eastern end of the Antelope Buttes, east of 130th St. West, north of West Ave. E 8, NW of Lancaster 822 Comment
  RSA187651  Stephanomeria virgata R. F. Thorne 1966-9-16 36722 Los Angeles along Wrigley Drive above Pebbly Beach, SE end island; 46 Comment
  CATA1751  Stipa lepida Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3187 Los Angeles Santa Catalina Island: On ridge above KBRT radio station, west of Airport Road junction 432 Comment
  CATA478  Stipa pulchra Sara L. Crockett, Mark Hoefs, Steven Junak, Janet Takara 1997-3-28 620 Los Angeles Santa Catalina Island: End of Cat Harbor Road, on NE side of Cat Harbor 74 Comment
  UCR13479  Stipa pulchra O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  CAS-BOT-BC61002  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert. Ca. 0.85 mile west of Three Sisters and 1.2 mile south of Black Butte. 947 Comment
  RSA612073  Stylocline gnaphaloides Valerie L. Soza 1998-4-26 84 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 411 Comment
  RSA604516  Suaeda calceoliformis Mark L. Hoefs 1995-11-10 2560 Los Angeles Cherry Valley, just back from rocky beach 3 Comment
  RSA774236  Suaeda moquinii R. G. Swinney 2009-5-5 10638 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC110413  Suaeda taxifolia R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island.